阅读说明：本技术 一种齿轮齿条一体门锁及含有其的雷达电子设备机柜 (Integrative lock of rack and pinion and contain its radar electronic equipment rack ) 是由 张建民 于 2020-06-18 设计创作，主要内容包括：本发明公开了一种齿轮齿条一体门锁及含有其的雷达电子设备机柜,属于雷达机柜散热技术领域。齿轮齿条一体门锁包括：上下直线滑动机构,用于滑动安装在门体的自由端上；齿条,设有多个且间隔连接在上下直线滑动机构的一侧；锁体组件,锁体组件包括本体、锁杆和锁舌,锁杆转动穿设在本体上且锁杆的两端分别穿出本体,锁舌连接在锁杆一端上；齿轮,设有多个且一一对应齿条设置,齿轮固定在锁杆的另一端上,且齿轮与齿条适配啮合；任一锁杆转动,带动与锁杆连接的齿轮转动,齿轮驱动上下直线滑动机构带动其余齿轮以及锁杆同步转动并使锁舌分别与锁扣结构适配上锁。本发明的齿轮齿条一体门锁能够防止门体在受到机械振动时因机械振动而产生松动。(The invention discloses a gear and rack integrated door lock and a radar electronic equipment cabinet comprising the same, and belongs to the technical field of radar cabinet heat dissipation. Integrative lock of rack and pinion includes: the upper and lower linear sliding mechanism is used for being arranged on the free end of the door body in a sliding manner; the rack is provided with a plurality of racks which are connected to one side of the upper and lower linear sliding mechanisms at intervals; the lock body assembly comprises a body, a lock rod and a lock tongue, the lock rod is rotatably arranged on the body in a penetrating way, two ends of the lock rod respectively penetrate out of the body, and the lock tongue is connected to one end of the lock rod; the gear is provided with a plurality of racks which correspond to each other one by one, the gear is fixed at the other end of the lock rod, and the gear is meshed with the racks in a matching way; any lock rod rotates to drive the gear connected with the lock rod to rotate, the gear drives the upper and lower linear sliding mechanism to drive the other gears and the lock rod to synchronously rotate, and the lock tongue is respectively matched with the lock catch structure to be locked. The gear and rack integrated door lock can prevent the door body from loosening due to mechanical vibration when the door body is subjected to mechanical vibration.)

1. The utility model provides a integrative lock of rack and pinion which characterized in that includes:

the upper and lower linear sliding mechanism is used for being arranged on the free end of the door body in a sliding manner;

a plurality of racks which are connected to one side of the up-and-down linear sliding mechanism at intervals;

the lock body assembly is provided with a plurality of racks which correspond to the racks one by one, the lock body assembly comprises a body, a lock rod and a lock tongue, the body is used for being fixedly connected with the door body, the lock rod is rotatably arranged on the body in a penetrating mode, two ends of the lock rod penetrate out of the body respectively, and the lock tongue is connected to one end, far away from the racks, of the lock rod;

the gear is provided with a plurality of racks which are arranged in a one-to-one correspondence manner, the gear is fixedly connected to the other end of the lock rod, and the gear is in fit engagement with the racks;

any lock rod rotates to drive the gear connected with the lock rod to rotate, the gear drives the upper and lower linear sliding mechanisms to drive the other gears and the lock rod to synchronously rotate, and the lock tongue is respectively matched with a lock catch structure matched with the lock tongue to be locked.

2. The rack and pinion integrated door lock according to claim 1, wherein the up-down linear sliding mechanism includes:

the sliding plate is provided with a plurality of sliding holes at intervals along the length direction;

the locking piece is provided with a plurality of sliding holes in one-to-one correspondence, one end of the locking piece penetrates through the sliding holes and is fixedly connected with the door body, the other end of the locking piece is stopped at the outer side of the sliding holes, the sliding plate can be slidably mounted on the door body through the locking piece, and the rack is fixedly connected to one side of the sliding plate.

3. A rack and pinion integrated door lock according to claim 1 further comprising:

the self-locking driving mechanism is used for driving and locking the upper linear sliding mechanism and the lower linear sliding mechanism up and down, and comprises a driving sleeve, a self-locking sleeve and a spring, wherein the driving sleeve corresponds to one locking rod which is slidably mounted on the door body, one end of the driving sleeve close to the locking rod is of a hollow structure, the spring is mounted in the hollow structure, one end of the driving sleeve close to the locking rod is slidably sleeved on the locking rod along the length direction of the locking rod, one end of the driving sleeve far away from the locking rod is provided with a driving lug and an outer gear ring, the driving lug is located at the central position of the driving sleeve, the outer gear ring is arranged outside the driving lug, the self-locking sleeve can correspond to the driving sleeve which is fixedly connected on the door body, the inner side wall of one end of the self-locking sleeve, which is of the hollow structure and is close to the outer side of the door body, and can extend into the self-locking And (5) tightening.

4. A radar electronics cabinet, comprising:

the radar electronic equipment comprises a shell, wherein an installation cavity for installing radar electronic equipment is formed in the shell;

the gas-liquid heat exchange device is arranged in the shell and is provided with a suction end and an air supply end which are communicated, a refrigeration cavity is formed between the suction end and the air supply end, and a refrigeration assembly is arranged in the refrigeration cavity;

the air conveying device is used for sucking hot air in the installation cavity into the refrigeration cavity and sending out cold air cooled by the refrigeration assembly in the refrigeration cavity, the air conveying device is installed on the air suction end or/and the air supply end, a cold air conveying channel is further arranged in the shell, the air suction end is communicated with the installation cavity, and the air supply end is communicated with the cold air conveying channel;

a plurality of air duct assemblies for dispersing air, the air duct assemblies for dispersing air are arranged in the installation cavity in parallel at intervals in the vertical direction, the air duct assemblies for dispersing air are provided with an air inlet end and an air outlet end which are communicated, the air inlet end is communicated with the cold air conveying channel, the air outlet end is communicated with the installation cavity, and the cold air in the cold air conveying channel can be divided and introduced into the air duct assemblies for dispersing air and enter the installation cavity from the air outlet end under the dispersion action of the air duct assemblies for dispersing air;

one end of the door body is rotatably arranged on the shell, and the other end of the door body is a free end;

a rack and pinion integrated door lock according to any one of claims 1 to 3 for locking the door body and the housing closed.

5. The radar electronics cabinet of claim 4, further comprising:

the subrack is equipped with a plurality ofly, and is a plurality of the subrack is installed at vertical direction interval in the installation cavity, radar electronic equipment installs on the subrack, and is a plurality of scattered wind channel subassembly one-to-one the subrack is installed in the installation cavity, the air-out end orientation of scattered wind channel subassembly back subrack or install radar electronic equipment on the subrack.

6. The radar electronic equipment cabinet of claim 5, wherein a plurality of the air-dispersing air duct assemblies are respectively installed below the insert box in a one-to-one correspondence manner, an air outlet end of each air-dispersing air duct assembly faces upward to the insert box or radar electronic equipment installed on the insert box, and a plurality of air outlets are formed in the air outlet end.

7. The radar electronics cabinet of claim 5, wherein a fan is mounted on the outlet end for accelerating wind entering the outlet end.

8. The radar electronics cabinet of any one of claims 4 to 7, wherein a hot air return cavity is further disposed in the housing, the hot air return cavity is communicated with the mounting cavity through a plurality of hot air circulation ports arranged at intervals, and the gas-liquid heat exchanging device is mounted in the hot air return cavity.

9. The radar electronics cabinet of claim 5, wherein the gas-liquid heat exchanging device is of an L-shaped structure, the hot air backflow cavity extends from the top of the housing to the bottom of the housing along the height direction of the housing, the gas-liquid heat exchanging device is installed at the bottom of the hot air backflow cavity, and a suction end of the gas-liquid heat exchanging device is vertically arranged towards the hot air backflow cavity; the cold air conveying channel is followed the direction of height of casing is followed the bottom of casing extends to the top of casing, gas-liquid heat transfer device's air supply end orientation cold air conveying channel level sets up, induced draft end with install respectively on the air supply end air conveyor.

10. The radar electronics cabinet of any one of claims 4 to 7, further comprising:

the cradle, one end is rotated and is installed the casing is inboard, and the other end is free end and rotatable stretching into in the installation cavity, it is a plurality of the subrack is installed at vertical direction interval on the cradle.

Technical Field

The invention relates to the technical field of heat dissipation of radar cabinets, in particular to a gear and rack integrated door lock and a radar electronic equipment cabinet comprising the same.

Background

At present, various radar electronic equipment are installed to the ordinary radar electronic equipment rack that adopts, do not usually on the radar electronic equipment rack with the door body with casing locking closed lock, nevertheless because the mechanical vibration that radar service environment received is great, the rack produces not hard up because of mechanical vibration when receiving mechanical vibration, leads to the non-artificial opening of door body easily, influences the normal use of radar electronic equipment rack.

Furthermore, the existing radar electronic equipment cabinet adopts an air cooling heat dissipation mode, and the heat dissipation requirement of devices with large heat productivity cannot be met. For example, a cradle type cabinet refers to a cabinet in which a cradle capable of rotating around a fixed rotating shaft on one side is arranged, and electronic equipment is arranged in the cradle and the cabinet and has the advantages of cables, discrete devices in a list, convenience in wiring, convenience in maintenance and the like; however, fans in the cradle type cabinet are arranged on the top of the cabinet and the cradle, and although the air-cooled heat dissipation mode can meet the ventilation and heat dissipation requirements of general electronic equipment products, the heat dissipation requirements of devices with large heat productivity, such as the heat dissipation requirements of devices based on a VPX bus, cannot be met.

Therefore, there is a need for a door lock structure that can prevent the door from becoming loose due to mechanical vibration when the door is subjected to mechanical vibration, and a cabinet that can radiate heat from electronic equipment mounted in the cabinet to meet the heat radiation requirement of a device having a large amount of heat generation.

Disclosure of Invention

The invention aims to overcome at least one defect of the prior art, provides a gear and rack integrated door lock which can prevent a door body from loosening due to mechanical vibration when the door body is subjected to mechanical vibration, and also provides a radar electronic equipment cabinet which is high in heat dissipation efficiency and can meet the heat dissipation requirement of a device with large heat productivity.

The technical scheme for solving the technical problems is as follows: a rack and pinion integrated door lock comprising:

the upper and lower linear sliding mechanism is used for being arranged on the free end of the door body in a sliding manner;

a plurality of racks which are connected to one side of the up-and-down linear sliding mechanism at intervals;

the lock body assembly is provided with a plurality of racks which correspond to the racks one by one, the lock body assembly comprises a body, a lock rod and a lock tongue, the body is used for being fixedly connected with the door body, the lock rod is rotatably arranged on the body in a penetrating mode, two ends of the lock rod penetrate out of the body respectively, and the lock tongue is connected to one end, far away from the racks, of the lock rod;

the gear is provided with a plurality of racks which are arranged in a one-to-one correspondence manner, the gear is fixedly connected to the other end of the lock rod, and the gear is in fit engagement with the racks;

any lock rod rotates to drive the gear connected with the lock rod to rotate, the gear drives the upper and lower linear sliding mechanisms to drive the other gears and the lock rod to synchronously rotate, and the lock tongue is respectively matched with a lock catch structure matched with the lock tongue to be locked.

The invention has the beneficial effects that: the vertical linear sliding mechanism of the gear-rack integrated door lock can slide vertically under the drive of any gear and drive other gears and the lock rod to synchronously rotate, so that the lock tongues are respectively matched with the lock catch structures to be locked, and the lock body assemblies are provided with a plurality of lock bodies, so that one door body can be locked by driving the lock tongues to synchronously rotate through the plurality of vertical linear sliding mechanisms to drive the lock tongues to synchronously rotate, the reliability of locking and closing the door body is improved, and the door body is prevented from being loosened due to mechanical vibration when being subjected to mechanical vibration; furthermore, the up-down linear sliding mechanism in the embodiment locks the door body by driving the lock tongue to rotate synchronously up and down, so that the structure of the gear-rack integrated door lock is simplified, the motion mode of the lock body assembly is simple, the gear-rack integrated door lock is convenient to install between the door body and the shell, and the interference between the gear-rack integrated door lock and other parts is avoided.

In addition, on the basis of the above technical solution, the present invention may be further improved as follows, and may further have the following additional technical features.

According to an embodiment of the present invention, the up-down linear sliding mechanism includes:

the sliding plate is provided with a plurality of sliding holes at intervals along the length direction;

the locking piece is provided with a plurality of sliding holes in one-to-one correspondence, one end of the locking piece penetrates through the sliding holes and is fixedly connected with the door body, the other end of the locking piece is stopped at the outer side of the sliding holes, the sliding plate can be slidably mounted on the door body through the locking piece, and the rack is fixedly connected to one side of the sliding plate.

In the embodiment, the sliding plate is provided with the plurality of sliding holes at intervals along the length direction of the sliding plate, and one end of the locking piece penetrates through the sliding holes and is fixedly connected with the door body, so that the sliding plate is conveniently and slidably mounted on the door body, and the sliding plate can conveniently slide up and down.

According to an embodiment of the present invention, the rack and pinion integrated door lock further comprises:

the self-locking driving mechanism is used for driving and locking the upper linear sliding mechanism and the lower linear sliding mechanism up and down, and comprises a driving sleeve, a self-locking sleeve and a spring, wherein the driving sleeve corresponds to one locking rod which is slidably mounted on the door body, one end of the driving sleeve close to the locking rod is of a hollow structure, the spring is mounted in the hollow structure, one end of the driving sleeve close to the locking rod is slidably sleeved on the locking rod along the length direction of the locking rod, one end of the driving sleeve far away from the locking rod is provided with a driving lug and an outer gear ring, the driving lug is located at the central position of the driving sleeve, the outer gear ring is arranged outside the driving lug, the self-locking sleeve can correspond to the driving sleeve which is fixedly connected on the door body, the inner side wall of one end of the self-locking sleeve, which is of the hollow structure and is close to the outer side of the door body, and can extend into the self-locking And (5) tightening.

This embodiment is through being equipped with auto-lock actuating mechanism, is convenient for drive and lock about going on to straight line slide mechanism from top to bottom, just the driving sleeve is close to the one end of locking lever is hollow structure, install in the hollow structure the spring is convenient for loosen drive lug back spring automatic recovery elasticity and realize the auto-lock.

In addition, the radar electronics rack that this embodiment provided includes: the radar electronic equipment comprises a shell, wherein an installation cavity for installing radar electronic equipment is formed in the shell; the gas-liquid heat exchange device is arranged in the shell and is provided with a suction end and an air supply end which are communicated, a refrigeration cavity is formed between the suction end and the air supply end, and a refrigeration assembly is arranged in the refrigeration cavity; the air conveying device is used for sucking hot air in the installation cavity into the refrigeration cavity and sending out cold air cooled by the refrigeration assembly in the refrigeration cavity, the air conveying device is installed on the air suction end or/and the air supply end, a cold air conveying channel is further arranged in the shell, the air suction end is communicated with the installation cavity, and the air supply end is communicated with the cold air conveying channel; a plurality of air duct assemblies for dispersing air, the air duct assemblies for dispersing air are arranged in the installation cavity in parallel at intervals in the vertical direction, the air duct assemblies for dispersing air are provided with an air inlet end and an air outlet end which are communicated, the air inlet end is communicated with the cold air conveying channel, the air outlet end is communicated with the installation cavity, and the cold air in the cold air conveying channel can be divided and introduced into the air duct assemblies for dispersing air and enter the installation cavity from the air outlet end under the dispersion action of the air duct assemblies for dispersing air; one end of the door body is rotatably arranged on the shell, and the other end of the door body is a free end; the gear and rack integrated door lock is used for locking and closing the door body and the shell.

Through in this embodiment install gas-liquid heat transfer device in the casing, install the refrigeration subassembly in the refrigeration cavity in the gas-liquid heat transfer device, be convenient for cool off the hot-air through the refrigeration subassembly and form cold air, in addition, install on induced draft end or air supply end air conveyor is convenient for inhale the interior cooling that cools off of refrigeration cavity with the hot-air in the installation cavity to dispel the heat to radar electronic equipment in carrying the installation cavity with cold air. Furthermore, a plurality of air duct assemblies for dissipating wind are arranged in the installation cavity in parallel at intervals in the vertical direction, the air inlet end on each air duct assembly for dissipating wind is communicated with the cold air conveying channel, the air outlet end on each air duct assembly for dissipating wind is communicated with the installation cavity, so that cold air introduced into the cold air conveying channel is distributed and introduced into the air duct assemblies for dissipating wind and enters the installation cavity from the air outlet end under the dispersing action of the air duct assemblies for dissipating heat of radar electronic equipment installed on the inserting box, cold air is directly distributed and introduced into the air duct assemblies for dissipating wind from the cold air conveying channel, almost no heat exchange is carried out, the cold air is blown to the surface of the radar electronic equipment to exchange heat with the radar electronic equipment, the heat exchange is fully carried out, the heat dissipation effect is improved, and the reliability of heat dissipation of the radar electronic equipment is ensured, the heat dissipation requirement of a device with large heat productivity is met; meanwhile, the uniformity of heat dissipation of the radar electronic equipment is improved, and the phenomenon that the local radar electronic equipment does not fully dissipate heat is avoided. In addition, the door body and the shell are locked and closed through the gear-rack integrated door lock, the reliability of locking and closing the door body is improved, and the door body is prevented from being loosened due to mechanical vibration when the door body is subjected to mechanical vibration.

In addition, on the basis of the above technical solution, the present invention may be further improved as follows, and may further have the following additional technical features.

According to one embodiment of the invention, the radar electronics cabinet further comprises:

the subrack is equipped with a plurality ofly, and is a plurality of the subrack is installed at vertical direction interval in the installation cavity, radar electronic equipment installs on the subrack, and is a plurality of scattered wind channel subassembly one-to-one the subrack is installed in the installation cavity, the air-out end orientation of scattered wind channel subassembly back subrack or install radar electronic equipment on the subrack.

In the embodiment, the plurality of plug boxes are arranged in the installation cavity, so that the radar electronic equipment is conveniently installed on the plug boxes; in addition, it is a plurality of scattered wind channel subassembly one-to-one the subrack is installed in the installation cavity, and the air-out end orientation of scattered wind channel subassembly back subrack or install radar electronic equipment on the subrack, the cold air that is convenient for get into the air-out end blows to radar electronic equipment, and the cold air is direct to be shunted from cold air transfer passage and gets into scattered wind channel subassembly, does not hardly carry out the heat exchange through heat exchange, and the cold air blows radar electronic equipment surface and carries out the heat exchange with radar electronic equipment, is favorable to going on fully of heat exchange, improves the radiating effect, ensures that radar electronic equipment carries out radiating reliability, satisfies the heat dissipation demand of the big device of calorific capacity.

According to one embodiment of the invention, the air-out end of the air-out duct assembly is arranged opposite to the plug-in box or the radar electronic equipment arranged on the plug-in box, and the air-out end is provided with a plurality of air outlets. The air outlet end of the air dispersing air duct assembly in the embodiment is upwards opposite to the plug box or the radar electronic equipment arranged on the plug box, so that the upward air is respectively blown to the radar electronic equipment on the plug box, and the heat dissipation effect is improved. In addition, this embodiment is through be equipped with a plurality of air outlets on the air-out end, the radar electronic equipment surface is blown to respectively from a plurality of air outlets to the cold air of being convenient for and radar electronic equipment carries out the heat exchange, is favorable to going on fully of heat exchange, improves the radiating effect, ensures that radar electronic equipment carries out radiating reliability and homogeneity.

According to one embodiment of the invention, the air outlet end is provided with a fan for accelerating the air entering the air outlet end. This embodiment is served through installing at the air-out and is used for getting into the fan that the wind of air-out end carries out acceleration, and the fan improves the speed that cold air blows to radar electronic equipment surface, improves the cold air volume and the speed of radar electronic equipment surface and cold air contact in the unit interval to improve the heat exchange rate of cold air to radar electronic equipment surface, take away fast the heat on radar electronic equipment surface improves the radiating effect to radar electronic equipment.

According to one embodiment of the invention, a hot air backflow cavity is further arranged in the shell, the hot air backflow cavity is communicated with the installation cavity through a plurality of hot air circulation ports arranged at intervals, and the gas-liquid heat exchange device is installed in the hot air backflow cavity. This embodiment is through still being equipped with hot-air backward flow chamber in the casing, hot-air backward flow chamber with a plurality of hot-blast circulation mouth intercommunication that the installation cavity set up through the interval to install gas-liquid heat transfer device in the hot-air backward flow intracavity, install under the effect of the last air conveyor of gas-liquid heat transfer device, through with the cold air that radar electronic equipment carries out heat exchange absorbs the heat after being inhaled in the hot-air backward flow intracavity, then inhale in the refrigeration cavity again and carry out heat exchange through refrigeration subassembly and with refrigeration subassembly and form cold air, thereby be convenient for improve hot-air-cold air endless speed, be convenient for improve the radiating effect to radar electronic equipment.

According to one embodiment of the invention, the gas-liquid heat exchange device is of an L-shaped structure, the hot air backflow cavity extends from the top of the shell to the bottom of the shell along the height direction of the shell, the gas-liquid heat exchange device is installed at the bottom of the hot air backflow cavity, and the air suction end of the gas-liquid heat exchange device faces the hot air backflow cavity and is vertically arranged; the cold air conveying channel is followed the direction of height of casing is followed the bottom of casing extends to the top of casing, gas-liquid heat transfer device's air supply end orientation cold air conveying channel level sets up, induced draft end with install respectively on the air supply end air conveyor. The hot air backflow cavity of the embodiment extends from the top of the shell to the bottom of the shell along the height direction of the shell, so that a plurality of hot air circulation ports are arranged between the hot air backflow cavity and the installation cavity, and cold air which exchanges heat with the radar electronic equipment is absorbed into the hot air backflow cavity quickly; further, gas-liquid heat transfer device installs the bottom in hot-air backward flow chamber, just gas-liquid heat transfer device's the end orientation that induced drafts hot-air backward flow chamber is vertical to be set up, cold air transport passageway is followed the direction of height of casing is followed the bottom of casing extends to the top of casing, gas-liquid heat transfer device's air supply end orientation cold air transport passageway level sets up, is convenient for inhale the hot-air of air conveyor in with the installation cavity the refrigeration cavity in and will see out through the refrigerated cold air of the refrigeration subassembly in the refrigeration cavity, and can simplify the air circulation route, and then simplify casing inner structure.

According to one embodiment of the invention, the radar electronics cabinet further comprises:

the cradle, one end is rotated and is installed the casing is inboard, and the other end is free end and rotatable stretching into in the installation cavity, it is a plurality of the subrack is installed at vertical direction interval on the cradle.

This embodiment is installed the cradle through rotating in the casing inboard, and will be a plurality of the subrack is installed at vertical direction interval on the cradle, be convenient for through rotating the cradle and roll out the installation cavity with the cradle to be convenient for install electronic equipment on the subrack on the cradle, also be convenient for maintain the electronic equipment of installing in the subrack.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a rack and pinion integrated door lock according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a rack and pinion integrated door lock according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of the door lock with integrated rack and pinion according to an embodiment of the present invention;

FIG. 4 is a side cross-sectional view of a radar electronics cabinet of an embodiment of the present invention in a left-right direction;

FIG. 5 is a schematic structural diagram of a gas-liquid heat exchanger according to an embodiment of the present invention;

fig. 6 is a schematic structural view of the rack-and-pinion integrated door lock of the embodiment of the present invention installed on a cabinet door body.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the device comprises a shell, 2, a cradle, 3, a plug box, 4, a gas-liquid heat exchange device, 5, a gear-rack integrated door lock, 6, a middle air inlet and outlet air channel assembly, 7, a bottom air inlet air channel assembly, 8, a top air supply air channel assembly, 9, a self-locking driving mechanism, 10, a door body, 11, a top adapter seat, 12, an installation cavity, 13, a hot air return cavity, 14, a cold air conveying channel, 15, a bottom cold air conveying channel, 20, a wind shield, 40, a refrigeration cavity, 41, a refrigeration assembly, 42, an air suction end, 43, an air supply end, 44, a suction fan, 45, a blower, 50, a first rack plate, 51, a second rack plate, 52, a third rack plate, 53, a first limit sliding plate, 54, a second limit sliding plate, 55, a top limit sliding plate, 56, a bottom limit sliding plate, 57, a body, 58, a gear, 59, a bolt, 60, a first air inlet air channel, 62. the air conditioner comprises a middle air supply outlet II, a middle air outlet duct I, an air outlet duct I, a middle air inlet II, a middle air inlet 70, an air inlet duct II, an air outlet duct 71, a bottom air supply outlet I, a bottom air supply outlet 72, a bottom air supply outlet II, a bottom air outlet duct 80, an air outlet duct II, an air outlet duct 81, a top air inlet I, a top air inlet II, a top air inlet 90, a self-locking sleeve 91, a driving sleeve 92, a spring 411, a cooling liquid input pipe 412, a cooling liquid output pipe 501, a rack I, a rack 511, a rack II, a rack 521, a rack III, a rack 531, a strip hole I, a strip hole II, a strip hole 541, a strip hole III, a strip hole IV, a 551, a strip hole V, a strip hole 561, a strip hole VI, a lock rod I, a 572, a lock rod II, a lock rod 573, a lock rod III, 574, a fixing piece.

Detailed Description

To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The present embodiment provides a rack and pinion integrated door lock 5, as shown in fig. 1 to 2, including: the upper and lower linear sliding mechanism is used for being arranged on the free end of the door body in a sliding manner; a plurality of racks are arranged and connected to one side of the upper and lower linear sliding mechanisms at intervals; the lock body assembly is provided with a plurality of racks which correspond to one another, the lock body assembly comprises a body 57, a lock rod and a lock tongue 59, the body 57 is fixedly connected with the door body, the lock rod is rotatably arranged on the body 57 in a penetrating mode, two ends of the lock rod penetrate through the body 57 respectively, and the lock tongue 59 is connected to one end, far away from the racks, of the lock rod; the gear 58 is provided with a plurality of racks which correspond to the racks one by one, the gear 58 is fixedly connected to the other end of the lock rod, and the gear 58 is meshed with the racks in a matching way; any lock rod rotates to drive the gear 58 connected with the lock rod to rotate, the gear 58 drives the up-down linear sliding mechanism to drive the other gears 58 and the lock rod to synchronously rotate, and the lock tongue 59 is respectively matched and locked with a lock catch structure matched and locked with the lock tongue 59.

In this embodiment, as shown in fig. 1 to 2, the vertical linear sliding mechanism of the rack-and-pinion integrated door lock 5 can slide vertically under the driving of any gear 58 and drive other gears 58 and lock rods to rotate synchronously, so that the lock tongue 59 is adapted to the latch structure and locked, and a plurality of lock body assemblies are provided, so that one door body can be locked by driving the lock tongue 59 to rotate synchronously with the vertical linear sliding mechanism, the reliability of locking and closing the door body is improved, and the door body is prevented from being loosened due to mechanical vibration when being subjected to mechanical vibration; furthermore, the up-down linear sliding mechanism in this embodiment locks the door body by driving the lock tongue 59 to rotate synchronously up and down, which is beneficial to simplifying the structure of the rack-and-pinion integrated door lock 5, and the lock body assembly has a simple motion mode, so that the rack-and-pinion integrated door lock 5 is conveniently installed between the door body and the casing 1, and simultaneously, the rack-and-pinion integrated door lock 5 is beneficial to avoiding interference with other parts. It should be noted that the rack-and-pinion integrated door lock 5 in this embodiment can be used to be installed on various suitable door bodies, and in this embodiment, the rack-and-pinion integrated door lock 5 is installed on the door body 10 of the radar electronic equipment cabinet for detailed description, and the installation on other devices can refer to the installation situation on the door body 10 of the radar electronic equipment cabinet.

In one embodiment of the present invention, as shown in fig. 2, the up-down linear sliding mechanism includes: the sliding plate is provided with a plurality of sliding holes at intervals along the length direction; the locking piece is provided with a plurality of sliding holes in one-to-one correspondence, one end of the locking piece penetrates through the sliding holes and is fixedly connected with the door body, the other end of the locking piece is stopped at the outer side of the sliding holes, the locking piece can enable the sliding plate to be slidably mounted on the door body, and the rack is fixedly connected to one side of the sliding plate. In this embodiment, a plurality of sliding holes are formed in the sliding plate at intervals along the length direction of the sliding plate, and one end of the locking member penetrates through the sliding holes and is fixedly connected with the door body, so that the sliding plate is conveniently and slidably mounted on the door body, and the sliding plate can conveniently slide up and down.

In one embodiment of the present invention, as shown in fig. 2, the rack and pinion integrated door lock 5 further includes: the self-locking driving mechanism 9 is used for driving and locking the up-and-down linear sliding mechanism up and down, the self-locking driving mechanism 9 comprises a driving sleeve 91, a self-locking sleeve 90 and a spring 92, the driving sleeve 91 is arranged on the door body corresponding to a lock rod in a sliding manner, and one end of the driving sleeve 91 close to the lock rod is of a hollow structure, a spring 92 is installed in the hollow structure, one end of the driving sleeve 91 close to the lock rod is sleeved on the lock rod in a sliding manner along the length direction of the lock rod, one end of the driving sleeve 91 far away from the lock rod is provided with a driving lug 911 and an outer gear ring 912, the driving lug 911 is located at the central position of the driving sleeve 91, the outer gear ring 912 is annularly arranged on the outer side of the driving lug 911, the self-locking sleeve 90 can be fixedly connected to the door body corresponding to the driving sleeve 91, the inner side wall of the self-locking sleeve 90 which is of a hollow structure and close to one end of the outer side of the door body is provided with an inner gear ring 901. In this embodiment, the self-locking driving mechanism 9 is provided to facilitate driving and locking the vertical linear sliding mechanism vertically, and one end of the driving sleeve 91 close to the lock rod is a hollow structure, and a spring 92 is installed in the hollow structure to facilitate the spring 92 to automatically recover elasticity and achieve self-locking after the driving protrusion 911 is released.

In the present embodiment, as shown in fig. 1, 2 and 6, the sliding plate includes a plurality of rack plates and a plurality of limit sliding plates, the plurality of rack plates are respectively a first rack plate 50, a second rack plate 51 and a third rack plate 52, the first rack plate 50 is located in the middle of the sliding plate, the second rack plate 51 is located in the upper portion of the sliding plate, the third rack plate 52 is located in the lower portion of the sliding plate, and the plurality of limit sliding plates are respectively a first limit sliding plate 53, a second limit sliding plate 54, a top limit sliding plate 55 and a bottom limit sliding plate 56. Further, the rack plate I50 is installed in the middle of the door body 10, the upper end of the rack plate I50 is connected with the limiting sliding plate I53, the lower end of the rack plate I50 is connected with the limiting sliding plate II 54, the upper end of the limiting sliding plate I53 is connected with the top limiting sliding plate 55, and the lower end of the limiting sliding plate II 54 is connected with the bottom limiting sliding plate 56. Further, a first rack 501 is arranged on one side of the first rack plate 50, a second rack 511 is arranged on one side of the second rack plate 51, and a third rack 521 is arranged on one side of the third rack plate 52; in the embodiment, the first limiting sliding plate 53 is provided with two sliding holes, namely a first strip-shaped hole 531 and a second strip-shaped hole 532, and the first limiting sliding plate 53 is slidably mounted on the door body 10 by respectively penetrating through the first strip-shaped hole 531 and the second strip-shaped hole 532 through locking pieces; in the embodiment, the two limiting sliding plates 54 are provided with three strip-shaped holes 541 and four strip-shaped holes 542, the number of the three strip-shaped holes 541 is two, and the two limiting sliding plates 54 are slidably mounted on the door body 10 by respectively penetrating through the three strip-shaped holes 541 and the four strip-shaped holes 542 through the locking pieces; in the embodiment, the sliding hole arranged on the top limit sliding plate 55 is a strip-shaped hole five 551, the top limit sliding plate 55 is slidably arranged on the door body 10 by respectively penetrating through the strip-shaped hole five 551 through the locking part, and the rack plate two 51 is connected between the limit sliding plate one 53 and the top limit sliding plate 55; the sliding hole arranged on the bottom limiting sliding plate 56 in the embodiment is a strip-shaped hole six 561, the bottom limiting sliding plate 56 is slidably arranged on the door body 10 by respectively penetrating through the strip-shaped hole six 561 through the locking part, and the rack plate three 52 is connected between the limiting sliding plate two 54 and the bottom limiting sliding plate 56. Further, the locking member in this embodiment is a bolt.

In this embodiment, as shown in fig. 1, fig. 2 and fig. 6, the number of racks on the rack plate corresponding to the lock body assemblies one by one is three, and the lock body assemblies are respectively connected with the rack-and-pinion mechanism 58, the locking tongues 59 on the lock body assemblies corresponding to the lock catch structures one by one are fixedly connected to the casing 1, the locking tongues 59 of the lock body assemblies can be driven by the sliding plate to rotate synchronously and lock with the lock catch structures in a matching manner, so that the door body 10 and the casing 1 are locked and closed by the lock body assemblies respectively at the upper part, the middle part and the lower part of the sliding plate, the reliability of locking and closing the door body 10 is improved, and the door body 10 is prevented from. Note that, the locking structure in this embodiment is not shown.

In the present embodiment, as shown in fig. 1 and 2, 4 and 6, the lock rod arranged on the lock body assembly connected to the first rack 501 on the first rack plate 50 is a first lock rod 571, two ends of the first lock rod 571 respectively penetrate through two ends of the body 57, one end of the first lock rod 571, which faces the rack, is fixedly connected with a gear 58, the gear 58 is engaged with the first rack 501, and the first lock rod 571 penetrates through the gear 58, the first lock rod 571 is in a rectangular structure; in addition, the self-locking driving mechanism 9 in this embodiment has a self-locking function, the self-locking driving mechanism 9 is connected with the first locking rod 571, the self-locking driving mechanism 9 includes a driving sleeve 91, a self-locking sleeve 90 and a spring 92, the driving sleeve 91 is slidably mounted on the door body 10 corresponding to the first locking rod 571, one end of the driving sleeve 91 close to the first locking rod 571 is a hollow structure, the spring 92 is mounted in the hollow structure, one end of the driving sleeve 91 close to the first locking rod 571 and the first locking rod 571 are slidably mounted on the first locking rod 571 along the length direction of the first locking rod 571, one end of the driving sleeve 91 far away from the first locking rod 571 is provided with a driving lug 911 and an outer gear ring 912, the driving lug 911 is located at the center of the driving sleeve 91, and. The self-locking sleeve 90 in this embodiment is fixedly connected to the door body 10, specifically, one side of the self-locking sleeve 90 is connected to the sliding connection plate, the door body 10 is provided with a sliding groove corresponding to the locking structure arranged at the middle part of the shell 1, the sliding connection plate and the sliding groove are used for slidably connecting the self-locking sleeve 90 to the door body 10 through bolts, the self-locking sleeve 90 is of a hollow structure, the inner side wall of one end close to the outer side of the door body 10 is provided with an inner gear ring 901, the driving sleeve 91 extends into the self-locking sleeve 90 under the action of the spring 92, and the outer gear ring 912 is tightly matched with the inner gear ring 901 to lock the driving sleeve. In this embodiment, the latch bolts 59 on the latch assemblies corresponding to the latch structures are fixedly connected to the casing 1, and the sliding plate is driven to slide so as to drive the latch assemblies to slide, so that the latch bolts 59 can be engaged with the latch structures, and the free ends of the door 10 are locked with the casing 1. When the door 10 needs to be opened, the driving lug 911 is extruded into the casing 1, the sliding sleeve slides into the casing 1, the spring 92 generates compression deformation, the outer gear ring 912 is separated from the inner gear ring 901, the driving sleeve 91 is circumferentially rotated through a rotating key structure matched with the driving lug 911, the gear 58 drives the sliding plate to slide, so that the upper lock body assembly and the lower lock body assembly are driven to slide, the lock tongue 59 connected to the second locking rod 572 and the third locking rod 573 is separated from the lock catch structure, and the door 10 is opened. The door 10 in fig. 6 may be regarded as a general door.

In this embodiment, as shown in fig. 1 and 2, the latch 59 has an L-shaped structure, a connection hole 591 for connecting with a lock lever is provided on the latch 59, and the latch 59 is fixed to the lock lever by a fixing member 574. In this embodiment, the lock rod connected to the second rack 511 of the second rack plate 51 is the second lock rod 572, the lock rod connected to the third rack 521 of the third rack plate 52 is the third lock rod 573, the second lock rod 572 and the third lock rod 573 have the same structure, and both the second lock rod 572 and the third lock rod 573 have a rectangular structure.

In the present embodiment, as shown in fig. 1 and 2, in order to facilitate the body 57 to be fixedly mounted on the door 10, in the present embodiment, a fixing seat 575 having a bending structure is connected to the front end of the body 57, fixing plates are respectively disposed at the upper and lower ends of the fixing seat 575, and mounting holes 576 are respectively disposed on the fixing plates, and the locking bolt 577 passes through the mounting holes 576 to fix the body 57 on the door 10.

In addition, the radar electronics rack that this embodiment provided includes: the radar electronic device comprises a shell 1, wherein an installation cavity 12 for installing radar electronic equipment is arranged in the shell 1; the gas-liquid heat exchange device 4 is arranged in the shell 1, a suction end 42 and an air supply end 43 which are communicated are arranged on the gas-liquid heat exchange device 4, a refrigeration cavity 40 is formed between the suction end 42 and the air supply end 43, and a refrigeration component 41 is arranged in the refrigeration cavity 40; the air conveying device is used for sucking hot air in the installation cavity 12 into the refrigeration cavity 40 and sending out cold air cooled by the refrigeration component 41 in the refrigeration cavity 40, the air suction end 42 or/and the air supply end 43 are/is provided with the air conveying device, a cold air conveying channel is further arranged in the shell, the air suction end 42 is communicated with the installation cavity 12, and the air supply end 43 is communicated with the cold air conveying channel; a plurality of air dispersing air channel assemblies which are arranged in parallel in the vertical direction and are installed in the installation cavity 12 at intervals, the air dispersing air channel assemblies are provided with an air inlet end and an air outlet end which are communicated, the air inlet end is communicated with the cold air conveying channel, the air outlet end is communicated with the installation cavity 12, and cold air in the cold air conveying channel can be divided and introduced into the air dispersing air channel assemblies and dispersed into the installation cavity 12 from the air outlet end under the dispersing action of the air dispersing air channel assemblies; one end of the door body 10 is rotatably arranged on the shell 1, and the other end is a free end; the gear and rack integrated door lock 5 is used for locking and closing the door body 10 and the shell.

In this embodiment, as shown in fig. 3 to 5, by installing the gas-liquid heat exchanging device 4 in the housing 1, the refrigeration component 41 is installed in the refrigeration cavity 40 in the gas-liquid heat exchanging device 4, so as to cool the hot air passing through the refrigeration component 41 to form cold air, and in addition, the air suction end 42 or/and the air supply end 43 is/are provided with the air conveying device, so as to suck the hot air in the installation cavity 12 into the refrigeration cavity 40 for cooling, and convey the cold air into the installation cavity 12 for heat dissipation of the radar electronic device. Furthermore, a plurality of air-dispersing air channel components are arranged in the installation cavity 12 in parallel at intervals in the vertical direction, the air inlet end on each air-dispersing air channel component is communicated with the cold air conveying channel 14, the air outlet end on each air-dispersing air channel component is communicated with the installation cavity 12, so that the cold air introduced into the cold air conveying channel 14 is divided and introduced into the air-dispersing air channel components and is dispersed into the installation cavity 12 from the air outlet end under the dispersion action of the air-dispersing air channel components, the heat dissipation of the radar electronic equipment installed on the plug-in box 3 is facilitated, cold air is directly distributed from the cold air conveying channel 14 and enters the air duct assembly for dissipating heat, heat exchange is hardly performed, and the cold air is blown to the surface of the radar electronic equipment to exchange heat with the radar electronic equipment, so that the heat exchange is fully performed, the heat dissipation effect is improved, the reliability of heat dissipation of the radar electronic equipment is ensured, and the heat dissipation requirement of a device with large heat productivity is met; meanwhile, the uniformity of heat dissipation of the radar electronic equipment is improved, and the phenomenon that the local radar electronic equipment does not fully dissipate heat is avoided. In addition, the door body and the shell 1 are locked and closed through the gear-rack integrated door lock 5, the reliability of locking and closing the door body is improved, and the door body is prevented from being loosened due to mechanical vibration when the door body is subjected to the mechanical vibration. It should be noted that the arrows shown in fig. 4 in this embodiment indicate the flow directions of the cold air and the hot air in the cabinet.

In the present embodiment, as shown in fig. 3 to 4, the door body 10 is installed at the front portion of the left side wall of the casing 1, and an annular rib is provided on the edge of the inner side wall of the door body 10; the cradle 2 is rotatably installed on the inner wall of the left side of the shell 1, the wind shield 20 is arranged on the front side of the cradle 2, the wind shield 20 is attached to the annular convex edge on the inner side of the door body 10 and stopped at the wind shield 20, and a cold air conveying channel 14 is limited between the door body 10 and the wind shield 20. Further, the door body 10 in the present embodiment is rotatably mounted on the front end of the left side wall of the case 1 by a hinge.

In this embodiment, as shown in fig. 3 and 5, the radar electronic equipment cabinet is a closed cabinet, and a top adapter 11 is installed on the top of the cabinet. In the present embodiment, as shown in fig. 2 and 3, the refrigeration unit 41 is connected to a cooling liquid input pipe 411 and a cooling liquid output pipe 412, cooling liquid is input to the refrigeration unit 41 through the cooling liquid input pipe 411, cooling liquid having undergone heat exchange in the refrigeration unit 41 is output through the cooling liquid output pipe 412, and the cooling liquid input pipe 411 and the cooling liquid output pipe 412 are connected to the refrigeration system, respectively.

In one embodiment of the present invention, as shown in fig. 3 and 4, the radar electronics cabinet further includes: the subrack 3 is equipped with a plurality ofly, and a plurality of subracks 3 are installed in installation cavity 12 at vertical direction interval, and radar electronic equipment installs on subrack 3, and a plurality of wind channel subassembly one-to-one subrack 3 that looses are installed in installation cavity 12, and the wind-out end orientation of wind channel subassembly that looses is installed the radar electronic equipment on subrack 3. In the present embodiment, by installing a plurality of the insert boxes 3 in the installation cavity 12, it is convenient to install the radar electronic equipment on the insert boxes 3; in addition, a plurality of air duct components that dissipate one-to-one correspond subrack 3 and install in installation cavity 12, and the air-out end orientation of air duct components that dissipate installs the radar electronic equipment on subrack 3, the cold air that is convenient for get into the air-out end blows to radar electronic equipment, and cold air is direct to be shunted from cold air transfer passage 14 and gets into the air duct components that dissipate, hardly through heat exchange, cold air blows radar electronic equipment surface and carries out heat exchange with radar electronic equipment, be favorable to going on fully of heat exchange, improve the radiating effect, ensure that radar electronic equipment carries out radiating reliability, satisfy the heat dissipation demand of the big device of calorific capacity.

In this embodiment, as shown in fig. 3 and 4, the radar electronics cabinet further includes: cradle 2, one end is rotated and is installed at casing 1 inboard, and the other end is free end and rotatable stretch into installation cavity 12 in, and a plurality of subrack 3 are installed on cradle 2 at vertical direction interval. In the embodiment, the cradle 2 is rotatably mounted on the inner side of the shell 1, and the plurality of the plug-in boxes 3 are mounted on the cradle 2 at intervals in the vertical direction, so that the cradle 2 is convenient to rotate out of the mounting cavity 12, electronic equipment is convenient to mount on the plug-in boxes 3 on the cradle 2, and the electronic equipment mounted in the plug-in boxes 3 is convenient to maintain; further, the cradle 2 in this embodiment is pivotally mounted to the housing 1 via a hinge.

According to one embodiment of the invention, the air-out ends of the air-out duct components are upwards opposite to the radar electronic equipment arranged on the plug-in box 3, and the air-out ends are provided with a plurality of air outlets. In this embodiment, the air-out end of scattered wind channel subassembly is upwards just to installing the radar electronic equipment on subrack 3, is convenient for respectively upwards go out the wind and blow to the radar electronic equipment on subrack 3, improves the radiating effect. Further, this embodiment is served through being equipped with a plurality of air outlets at the air-out, and the cold air of being convenient for blows radar electronic equipment surface and carries out the heat exchange with radar electronic equipment from a plurality of air outlets respectively, is favorable to going on fully of heat exchange, improves the radiating effect, ensures that radar electronic equipment carries out radiating reliability and homogeneity.

According to one embodiment of the invention, the air outlet end is provided with a fan for accelerating the air entering the air outlet end. In this embodiment, through installing the fan that is used for carrying out acceleration to the wind that gets into the air-out end on the air-out end, the fan improves the speed that cold air blows to radar electronic equipment surface, improves the cold air volume and the speed of radar electronic equipment surface and cold air contact in the unit interval to improve the heat exchange rate of cold air to radar electronic equipment surface, take away the heat on radar electronic equipment surface fast, improve the radiating effect to radar electronic equipment. Note that, the blower in this embodiment is not shown.

In an embodiment of the present invention, as shown in fig. 3 and 4, a hot air return chamber 13 is further disposed in the housing 1, the hot air return chamber 13 is communicated with the installation cavity 12 through a plurality of hot air vents arranged at intervals, and the gas-liquid heat exchanger 4 is installed in the hot air return chamber 13. In this embodiment, a hot air return cavity 13 is further disposed in the housing 1, the hot air return cavity 13 is communicated with the installation cavity 12 through a plurality of hot air circulation ports arranged at intervals, the gas-liquid heat exchange device 4 is installed in the hot air return cavity 13, under the action of an air conveying device installed on the gas-liquid heat exchange device 4, cold air subjected to heat exchange with the radar electronic device absorbs heat and is then sucked into the hot air return cavity 13, and then is sucked into the refrigeration cavity 40, and is subjected to heat exchange with the refrigeration component 41 through the refrigeration component 41 to form cold air, the hot air and the cold air form hot air-cold air circulation, the rate of the hot air-cold air circulation is increased, and the heat dissipation effect on the radar electronic device is improved.

In the present embodiment, the air-dispersing duct assembly installed below the insert box 3 is not shown in fig. 3, the insert box 3 is not shown in fig. 4, and actually, the air-dispersing duct assembly is installed below each insert box 3. Furthermore, according to the different positions of the plug boxes 3 installed in the installation cavity 12 in this embodiment, in order to better utilize the space of the installation cavity 12, three air duct assemblies for dissipating air with appropriate structures are installed in the plug boxes 3 at different positions, in this embodiment, the air duct assembly for dissipating air below the plug box 3 installed at the bottom of the installation cavity 12 is a bottom air inlet duct assembly 7, the two plug boxes 3 installed in the middle of the plug box 3 at the bottom of the installation cavity 12 are middle air inlet and outlet duct assemblies 6, and the air duct assembly for dissipating air above the plug box 3 installed at the top of the installation cavity 12 is a top air supply duct assembly 8.

In this embodiment, as shown in fig. 4, a second air inlet duct 70 is disposed inside the bottom air inlet duct assembly 7, one end of the second air inlet duct 70 is communicated with the cold air delivery channel 14, the other end of the second air inlet duct is communicated with the air outlet end of the bottom air inlet duct assembly 7, and a first bottom air outlet 71 and a second bottom air outlet 72 are disposed on the air outlet end of the bottom air inlet duct assembly 7. In this embodiment, a first air inlet duct 60 and a first air outlet duct 63 which are separated from each other are arranged inside the middle air inlet and outlet duct assembly 6, one end of the first air inlet duct 60 is communicated with the cold air delivery channel 14, the other end of the first air inlet duct is communicated with an air outlet end on the middle air inlet and outlet duct assembly 6, and a first middle air supply outlet 61 and a second middle air supply outlet 62 are arranged on the air outlet end on the middle air inlet and outlet duct assembly 6; one end of the first air outlet duct 63 is communicated with the installation cavity 12, the other end of the first air outlet duct is provided with a hot air circulation port and is communicated with the hot air return cavity 13 through the hot air circulation port, and in addition, the lower end of the first air outlet duct 63 is communicated with the installation cavity 12 and is provided with a first middle air inlet 64 and a second middle air inlet 65. In this embodiment, the inside of top air supply duct assembly 8 is equipped with two air outlet ducts 80, and the one end of two air outlet ducts 80 communicates with the air inlet end on two air outlet ducts 80, is equipped with hot air circulation mouth on the other end and communicates with hot air backward flow chamber 13 through hot air circulation mouth, and in addition, the lower extreme of two air outlet ducts 80 communicates with installation cavity 12 and is equipped with first top air intake 81 and second top air intake 82.

In one embodiment of the present invention, as shown in fig. 4, the gas-liquid heat exchanger 4 is in an L-shaped structure, the hot air reflux cavity 13 extends from the top of the housing 1 to the bottom of the housing 1 along the height direction of the housing 1, the gas-liquid heat exchanger 4 is installed at the bottom of the hot air reflux cavity 13, and the suction end 42 of the gas-liquid heat exchanger 4 is vertically arranged toward the hot air reflux cavity 13; the cold air conveying channel 14 extends from the bottom of the shell 1 to the top of the shell 1 along the height direction of the shell 1, the air supply end 43 of the gas-liquid heat exchange device 4 is horizontally arranged towards the cold air conveying channel 14, and the air suction end 42 and the air supply end 43 are respectively provided with an air conveying device.

In the present embodiment, as shown in fig. 4, the hot air return cavity 13 extends from the top of the housing 1 to the bottom of the housing 1 along the height direction of the housing 1, so that a plurality of hot air circulation ports are conveniently arranged between the hot air return cavity 13 and the installation cavity 12, and cold air which exchanges heat with the radar electronic device absorbs heat and is then quickly sucked into the hot air return cavity 13; further, gas-liquid heat transfer device 4 installs in the bottom of hot-air backward flow chamber 13, and gas-liquid heat transfer device 4 induced draft end 42 is towards the vertical setting in hot-air backward flow chamber 13, cold air transport passageway 14 extends to the top of casing 1 from the bottom of casing 1 along the direction of height of casing 1, gas-liquid heat transfer device 4's air supply end 43 is towards cold air transport passageway 14 level setting, be convenient for with the hot-air suction of air transport device in will installing cavity 12 in the refrigeration cavity 40 and will pass through the refrigerated cold air of the refrigeration subassembly 41 in refrigeration cavity 40 and send out, and can simplify the air circulation route, and then simplify casing 1 inner structure. The air delivery device mounted on the suction end 42 in this embodiment is a suction fan 44 and the air delivery device mounted on the blow end 43 is a blower 45.

In this embodiment, as shown in fig. 4, in order to facilitate installation of the gas-liquid heat exchanger 4, a bottom cold air conveying channel 15 communicated with the cold air conveying channel 14 is horizontally arranged at the bottom of the housing 1, and the air supply end 43 of the gas-liquid heat exchanger 4 extends into the bottom cold air conveying channel 15.

Specifically, in the embodiment, the up-down linear sliding mechanism of the rack-and-pinion integrated door lock 5 can slide up and down under the driving of any gear and drive other gears 58 and the lock rod to rotate synchronously, so that the lock tongues 59 are respectively locked in adaptation with the latch structure, and the lock body assembly is provided with a plurality of lock bodies, so that one door body can be locked by the synchronous rotation of the lock tongues 59 driven by the up-down linear sliding mechanism and the up-down linear sliding mechanism, the reliability of locking and closing the door body is improved, and the door body is prevented from being loosened due to mechanical vibration when being subjected to mechanical vibration; furthermore, the up-down linear sliding mechanism in this embodiment locks the door body by driving the lock tongue 59 to rotate synchronously up and down, which is beneficial to simplifying the structure of the rack-and-pinion integrated door lock 5, and the lock body assembly has a simple motion mode, so that the rack-and-pinion integrated door lock 5 is conveniently installed between the door body 10 and the housing 1, and is beneficial to avoiding the rack-and-pinion integrated door lock 5 from interfering with other components.

In addition, in addition to the technical solutions disclosed in the present embodiment, for the radar electronic device, the radar, the operation principle thereof, and the like in the present invention, reference may be made to conventional technical solutions in the technical field, and these conventional technical solutions are not the gist of the present invention, and the present invention is not set forth herein in detail.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.