阅读说明：本技术 一种基于远程控制的智能化弱电系统 (Intelligent weak current system based on remote control ) 是由 曾庆芳 刘潇 蔡善忠 于 2021-06-08 设计创作，主要内容包括：本发明涉及弱电系统技术领域,公开了一种基于远程控制的智能化弱电系统,所述支撑箱和安装箱的内部安装有驱动装置,所述第一支板和第二支板之间安装有限位机构,所述弱电箱的内部下方处安装有绕线机构。当温度传感器检测出弱电箱内热量过高时,通过无线收发模块将信号传递至外部的主控中心上,再由主控中心将信号通过无线收发模块传递至控制器上,最后通过控制器控制步进电机开始运转,而步进电机运转后可以带动弱电箱两侧的扇叶同时旋转,从而对导热棒传递的热量进行快速消散,而通过注气口向安装箱内注入冷气,可以使得冷气与导热棒快速接触,提高弱电箱的散热效率,从而可以通过远程操控的方式来对弱电箱进行散热。(The invention relates to the technical field of weak current systems, and discloses an intelligent weak current system based on remote control. When temperature sensor detects out the interior heat of weak current case too high, through wireless transceiver module with signal transmission to outside main control center on, transmit the signal to the controller through wireless transceiver module by main control center again, control step motor through the controller at last and begin the operation, and step motor can drive the flabellum simultaneous rotation of weak current case both sides after the operation, thereby dispel the heat of heat conduction stick transmission fast, and inject air conditioning into the installation box through the gas injection mouth, can make air conditioning and heat conduction stick quick contact, improve the radiating efficiency of weak current case, thereby can dispel the heat to weak current case through remote control's mode.)

1. The intelligent weak current system based on remote control comprises a weak current box (7) and a controller (9), and is characterized in that the controller (9) is fixedly connected to the center of the front surface of the weak current box (7), a support box (10) is fixedly connected to the bottom of the weak current box (7), a temperature sensor (19) and a wireless transceiver module (20) are fixedly connected to two side walls of the interior of the weak current box (7) respectively, a driving device (36) is installed inside the support box (10) and the installation box (8), a first support plate (16) and a second support plate (17) are fixedly connected to two side edges of the upper surface of the weak current box (7) respectively, a limiting mechanism (18) is installed between the first support plate (16) and the second support plate (17), and a winding mechanism (28) is installed below the interior of the weak current box (7);

the driving device (36) comprises an installation box (8), a gas injection port (12), a heat conducting rod (29), a second rotating shaft (30), fan blades (31), a heat radiating window (11), a first rotating shaft (32), a second bevel gear (33), a stepping motor (34) and a first bevel gear (35), wherein the stepping motor (34) is fixedly connected to the outer side of the supporting box (10), the driving end of the stepping motor (34) penetrates through the outer side of the supporting box (10) and is connected with the first rotating shaft (32), the first bevel gear (35) is fixedly sleeved on the outer portion of the first rotating shaft (32), the second bevel gear (33) is meshed above the first bevel gear (35), the second rotating shaft (30) is fixedly connected to the center of the upper surface of the second bevel gear (33), the fan blades (31) are fixedly connected to the two sides of the second rotating shaft (30), the installation box (8) is sleeved on the outer portion of the second rotating shaft (30), the mounting box (8) is fixedly connected to the edge of the upper surface of the supporting box (10), the outer side of the mounting box (8) is fixedly connected with a gas injection port (12), a heat conduction rod (29) is embedded and mounted between the mounting box (8) and the weak current box (7), and the outer side of the mounting box (8) is also embedded and mounted with a heat dissipation window (11);

the limiting mechanism (18) comprises a first mounting ring (1), a first inserted link (2), a limiting groove (3), a mounting plate (4), a second inserted link (5), a second mounting ring (6), a first limiting pipe (13), a threaded rod (14) and a second limiting pipe (15), a first limiting pipe (13) and a second limiting pipe (15) are sequentially sleeved on the outer part of the threaded rod (14) from left to right in a threaded manner, the rear surface of the first limit pipe (13) is fixedly connected with a first inserted bar (2), the rear surface of the second limiting pipe (15) is fixedly connected with a second inserted bar (5), the outer parts of the first inserted link (2) and the second inserted link (5) are movably sleeved with a mounting plate (4), a limiting groove (3) transversely penetrates through the front surface of the mounting plate (4), a first mounting ring (1) is movably sleeved at one end of the first inserted link (2), one end of the second inserted bar (5) is movably sleeved with a second mounting ring (6);

winding mechanism (28) are including first electric putter (21), first spacing (22), first plate body (23), anchorage bar (24), second plate body (25), spacing (26) of second and second electric putter (27), first plate body (23) and second plate body (25) have been cup jointed in the outside activity of anchorage bar (24), the outside rigid coupling of first plate body (23) has first electric putter (21), and the outside of first plate body (23) from top to bottom goes back the equidistance rigid coupling and has four first spacing (22), the outside rigid coupling of second plate body (25) has second electric putter (27), and the outside of second plate body (25) from top to bottom goes back the equidistance rigid coupling and has four spacing (26) of second.

2. The intelligent weak current system based on remote control according to claim 1, wherein one end of the first rotating shaft (32) is rotatably connected to the inner wall of the supporting box (10) through a bearing, the top end of the second rotating shaft (30) is rotatably connected to the inner wall of the installation box (8) through a bearing, and the top end of the second rotating shaft (30) movably penetrates through the upper surface of the supporting box (10) and the lower surface of the installation box (8) and extends to the inside of the installation box (8).

3. The intelligent weak current system based on remote control according to claim 1, wherein one end of the heat conducting rod (29) penetrates through the outer side of the weak current box (7) and extends to the inside of the weak current box (7), and the other end of the heat conducting rod (29) penetrates through the outer side of the installation box (8) and extends to the inside of the installation box (8).

4. An intelligent weak current system based on remote control according to claim 1, wherein the number of the heat conducting rods (29) is 13, the fan blades (31) are located between adjacent heat conducting rods (29), and the heat conducting rods (29) are members made of aluminum alloy.

5. The intelligent weak current system based on remote control according to claim 1, wherein two ends of the threaded rod (14) are respectively and fixedly connected to a first support plate (16) and a second support plate (17), a first thread groove matched with the threaded rod (14) is integrally formed on the inner wall of the first limiting tube (13), a second thread groove matched with the threaded rod (14) is integrally formed on the inner wall of the second limiting tube (15), and the thread directions of the first thread groove and the second thread groove are opposite.

6. The intelligent weak current system based on remote control according to claim 1, wherein the first inserted bar (2) and the second inserted bar (5) are both slidably connected inside the limiting groove (3), the first inserted bar (2) and the second inserted bar (5) are both in an "L" shape, and the first inserted bar (2) and the second inserted bar (5) are distributed oppositely.

7. The intelligent weak current system based on remote control according to claim 1, wherein the first mounting ring (1) and the second mounting ring (6) are provided with screw holes, the first mounting ring (1) and the second mounting ring (6) are located on the same horizontal line, and the mounting plate (4) is fixedly connected to the rear edge of the upper surface of the weak current box (7).

8. The intelligent weak current system based on remote control according to claim 1, wherein two ends of the fastening rod (24) are respectively and fixedly connected to the inner walls of two sides of the weak current box (7).

9. The intelligent weak current system based on the remote control is characterized in that the fixed end of the first electric push rod (21) is fixedly connected to the inner wall of the weak current box (7), the telescopic end of the first electric push rod (21) is fixedly connected to the first plate body (23), the fixed end of the second electric push rod (27) is fixedly connected to the inner wall of the weak current box (7), and the telescopic end of the second electric push rod (27) is fixedly connected to the second plate body (25).

10. The intelligent weak current system based on remote control according to claim 1, wherein four first limiting frames (22) and four second limiting frames (26) are located on the same horizontal line, and the first limiting frames (22) and the first plate body (23) are distributed opposite to the second limiting frames (26) and the second plate body (25).

Technical Field

The invention relates to the technical field of weak current systems, in particular to an intelligent weak current system based on remote control.

Background

Weak current generally refers to direct current circuit or audio, video circuit, network circuit, telephone circuit, alternating current voltage; the household appliances such as telephone, computer, signal input (cable television line) of television, audio equipment (output end line) and the like are weak current electric equipment. Strong and weak currents are conceptually easily distinguished, and the main difference is the difference in purpose. Strong electricity is used as a power source. The weak current is used as a signal current. The voltage is not a method for distinguishing strong electricity from weak electricity, the Internet of things gradually permeates the field of a weak electricity system along with the development of the Internet of things, a weak electricity box is a concentration box of a weak voltage line as the name implies and is generally used in modern home decoration, such as a network cable, a telephone line, a display of a computer, a USB (universal serial bus) line, a VGA (video graphics array) of a television, an antenna and the like can be placed in the weak electricity box, if the objects are not placed in sequence, the weak electricity box is a large group of lines which are very disorganized and discordant and can affect the cleaning, in a word, the weak electricity box is used for containing the equipment and the electric wire, and the weak electricity box is an important part in the weak electricity system.

But current light current case is when using, is difficult to come to dispel the heat to light current case through remote control's mode, is difficult to accomodate unnecessary cable moreover, causes the cable intertwine easily, is unfavorable for follow-up cable to overhaul and maintain, and current light current case is difficult to by quick assembly disassembly on the installation face simultaneously, influences in-service use. Therefore, those skilled in the art provide an intelligent weak current system based on remote control to solve the problems in the background art mentioned above.

Disclosure of Invention

The invention aims to provide an intelligent weak current system based on remote control to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

an intelligent weak current system based on remote control comprises a weak current box and a controller, wherein the controller is fixedly connected to the center of the front surface of the weak current box, a supporting box is fixedly connected to the bottom of the weak current box, two side walls inside the weak current box are respectively and fixedly connected with a temperature sensor and a wireless transceiver module, driving devices are installed inside the supporting box and the installing box, a first supporting plate and a second supporting plate are fixedly connected to two side edges of the upper surface of the weak current box respectively, a limiting mechanism is installed between the first supporting plate and the second supporting plate, and a winding mechanism is installed below the inside of the weak current box;

the driving device comprises an installation box, a gas injection port, a heat conducting rod, a second rotating shaft, fan blades, a heat dissipation window, a first rotating shaft, a second bevel gear, a stepping motor and a first bevel gear, wherein the stepping motor is fixedly connected to the outer side of the supporting box, and the driving end of the stepping motor penetrates through the outer side of the supporting box and is connected with a first rotating shaft, the outer part of the first rotating shaft is fixedly sleeved with a first bevel gear, a second bevel gear is meshed above the first bevel gear, a second rotating shaft is fixedly connected to the center of the upper surface of the second bevel gear, the two sides of the second rotating shaft are fixedly connected with fan blades, the outer part of the second rotating shaft is sleeved with an installation box, the mounting box is fixedly connected at the edge of the upper surface of the supporting box, the outer side of the mounting box is fixedly connected with a gas injection port, a heat conducting rod is embedded and installed between the installation box and the weak current box, and a heat dissipation window is embedded and installed on the outer side of the installation box;

the limiting mechanism comprises a first mounting ring, a first inserted bar, a limiting groove, a mounting plate, a second inserted bar, a second mounting ring, a first limiting pipe, a threaded rod and a second limiting pipe, wherein the first limiting pipe and the second limiting pipe are sequentially sleeved outside the threaded rod from left to right in a threaded manner, the rear surface of the first limiting pipe is fixedly connected with the first inserted bar, the rear surface of the second limiting pipe is fixedly connected with the second inserted bar, the mounting plates are movably sleeved outside the first inserted bar and the second inserted bar, the limiting groove transversely penetrates through the front surface of the mounting plate, the first mounting ring is movably sleeved at one end of the first inserted bar, and the second mounting ring is movably sleeved at one end of the second inserted bar;

wire winding mechanism includes first electric putter, first spacing, first plate body, anchorage bar, second plate body, spacing and the second electric putter of second, first plate body and second plate body have been cup jointed in the outside activity of anchorage bar, the outside rigid coupling of first plate body has first electric putter, and the outside of first plate body from top to bottom still equidistance rigid coupling has four first spacing, the outside rigid coupling of second plate body has second electric putter, and the outside of second plate body from top to bottom still equidistance rigid coupling has four spacing of second.

As a still further scheme of the invention: the one end of first rotation axis is passed through the bearing and is rotated the connection on the inner wall of supporting box, the top of second rotation axis is passed through the bearing and is rotated the connection on the inner wall of install bin, the top activity of second rotation axis runs through the upper surface of supporting box and the lower surface of install bin and extends to the inside of install bin.

As a still further scheme of the invention: one end of the heat conduction rod penetrates through the outer side of the weak current box and extends to the inner portion of the weak current box, and the other end of the heat conduction rod penetrates through the outer side of the installation box and extends to the inner portion of the installation box.

As a still further scheme of the invention: the quantity of heat conduction stick is 13, the flabellum is located adjacent between the heat conduction stick, the heat conduction stick is the component of aluminum alloy material.

As a still further scheme of the invention: the two ends of the threaded rod are fixedly connected to the first support plate and the second support plate respectively, a first thread groove matched with the threaded rod is integrally formed in the inner wall of the first limiting pipe, a second thread groove matched with the threaded rod is integrally formed in the inner wall of the second limiting pipe, and the thread directions of the first thread groove and the second thread groove are opposite.

As a still further scheme of the invention: first inserted bar and the equal sliding connection of second inserted bar are in the inside of spacing groove, and first inserted bar and second inserted bar are "L" type, first inserted bar and second inserted bar are relative distribution.

As a still further scheme of the invention: screw holes are formed in the first mounting ring and the second mounting ring, the first mounting ring and the second mounting ring are located on the same horizontal line, and the mounting plate is fixedly connected to the edge of the rear side of the upper surface of the weak current box.

As a still further scheme of the invention: and two ends of the fastening rod are fixedly connected to the inner walls of two sides of the weak current box respectively.

As a still further scheme of the invention: the fixed end of the first electric push rod is fixedly connected to the inner wall of the weak current box, the telescopic end of the first electric push rod is fixedly connected to the first plate body, the fixed end of the second electric push rod is fixedly connected to the inner wall of the weak current box, and the telescopic end of the second electric push rod is fixedly connected to the second plate body.

As a still further scheme of the invention: four first spacing and four the spacing of second all is located same water flat line, first spacing and first plate body and spacing and the second plate body of second are relative distribution.

Compared with the prior art, the invention has the beneficial effects that:

1. when the temperature sensor detects that the heat in the weak current box is too high, the signal is transmitted to an external main control center through the wireless transceiver module, then the signal is transmitted to the controller through the wireless transceiver module by the main control center, finally the stepping motor is controlled to start to operate through the controller, and after the stepping motor operates, the fan blades on two sides of the weak current box can be driven to rotate simultaneously, so that the heat transmitted by the heat conducting rod can be dissipated rapidly, cold air is injected into the installation box through the air injection port, the cold air can be in rapid contact with the heat conducting rod, so that the heat dissipation efficiency of the weak current box is improved, the normal use of the weak current box is guaranteed, and the weak current box can be dissipated in a remote control mode;

2. the weak current box can be quickly fixed on the mounting surface through the limiting mechanism, and meanwhile, the weak current box is convenient to assemble and disassemble, so that the assembling and disassembling time of the weak current box is greatly shortened, and the assembling and disassembling difficulty is reduced;

3. can convolute unnecessary cable through wire winding mechanism for the cable is more neat, and easy operation conveniently overhauls the cable, reduces and maintains the degree of difficulty, can adjust the windable scope moreover according to actual need, and application scope has obtained the promotion, and this light current case intelligent degree is high, possesses certain popularization prospect.

Drawings

FIG. 1 is a schematic structural diagram of an intelligent weak current system based on remote control;

FIG. 2 is a schematic structural diagram of a limiting mechanism in an intelligent weak current system based on remote control;

FIG. 3 is a schematic structural diagram of a winding mechanism in an intelligent weak current system based on remote control;

fig. 4 is a schematic structural diagram of a first limiting frame and a second limiting frame in an intelligent weak current system based on remote control;

FIG. 5 is a schematic structural diagram of a driving device in an intelligent weak current system based on remote control;

fig. 6 is a schematic circuit diagram of an intelligent weak current system based on remote control.

In the figure: 1. a first mounting ring; 2. a first plunger; 3. a limiting groove; 4. mounting a plate; 5. a second plunger; 6. a second mounting ring; 7. a light current box; 8. installing a box; 9. a controller; 10. a support box; 11. a heat dissipation window; 12. a gas injection port; 13. a first limit tube; 14. a threaded rod; 15. a second limiting pipe; 16. a first support plate; 17. a second support plate; 18. a limiting mechanism; 19. a temperature sensor; 20. a wireless transceiver module; 21. a first electric push rod; 22. a first limit bracket; 23. a first plate body; 24. a fastening rod; 25. a second plate body; 26. a second limiting frame; 27. a second electric push rod; 28. a winding mechanism; 29. a heat conducting rod; 30. a second rotation shaft; 31. a fan blade; 32. a first rotating shaft; 33. a second bevel gear; 34. a stepping motor; 35. a first bevel gear; 36. a drive device.

Detailed Description

Referring to fig. 1 to 6, in the embodiment of the present invention, an intelligent weak current system based on remote control includes a weak current box 7 and a controller 9, the controller 9 is fixedly connected to a center of a front surface of the weak current box 7, a support box 10 is fixedly connected to a bottom of the weak current box 7, the controller 9 is of a type DKC-Y110, a temperature sensor 19 and a wireless transceiver module 20 are respectively fixedly connected to two side walls inside the weak current box 7, the wireless transceiver module 20 is bidirectionally connected to an external main control center, driving devices 36 are installed inside the support box 10 and the installation box 8, a first support plate 16 and a second support plate 17 are respectively fixedly connected to two side edges of an upper surface of the weak current box 7, a limit mechanism 18 is installed between the first support plate 16 and the second support plate 17, and a winding mechanism 28 is installed below an inside the weak current box 7;

in fig. 5: the driving device 36 comprises a mounting box 8, an air injection port 12, a heat conducting rod 29, a second rotating shaft 30, fan blades 31, a heat radiating window 11, a first rotating shaft 32, a second bevel gear 33, a stepping motor 34 and a first bevel gear 35, wherein the stepping motor 34 is fixedly connected to the outer side of the supporting box 10, a driving end of the stepping motor 34 penetrates through the outer side of the supporting box 10 and is connected with the first rotating shaft 32, the model of the stepping motor 34 is J-5718HB3, the first bevel gear 35 is fixedly sleeved outside the first rotating shaft 32, the second bevel gear 33 is meshed above the first bevel gear 35, the second rotating shaft 30 is fixedly connected to the center of the upper surface of the second bevel gear 33, the fan blades 31 are fixedly connected to two sides of the second rotating shaft 30, the mounting box 8 is sleeved outside the second rotating shaft 30, the mounting box 8 is fixedly connected to the edge of the upper surface of the supporting box 10, the air injection port 12 is fixedly connected to the outer side of the mounting box 8, a heat conducting rod 29 is embedded and installed between the installation box 8 and the weak current box 7, a heat radiating window 11 is further embedded and installed on the outer side of the installation box 8, one end of a first rotating shaft 32 is rotatably connected to the inner wall of the support box 10 through a bearing, the top end of a second rotating shaft 30 is rotatably connected to the inner wall of the installation box 8 through a bearing, the top end of the second rotating shaft 30 movably penetrates through the upper surface of the support box 10 and the lower surface of the installation box 8 and extends into the installation box 8, one end of the heat conducting rod 29 penetrates through the outer side of the weak current box 7 and extends into the weak current box 7, the other end of the heat conducting rod 29 penetrates through the outer side of the installation box 8 and extends into the installation box 8, the number of the heat conducting rods 29 is 13, the fan blades 31 are located between the adjacent heat conducting rods 29, the heat conducting rod 29 is a member made of aluminum alloy, the installation box 8, the gas injection port 12, the heat conducting rod 29, the second rotating shaft 30, the fan blades 31, The heat radiation window 11, the first rotation shaft 32, the second bevel gear 33 and the first bevel gear 35 are symmetrically distributed with reference to the center point of the support box 10, when the temperature sensor 19 detects that the heat in the weak current box 7 is too high, the wireless transceiver module 20 transmits a signal to an external main control center, the main control center transmits the signal to the controller 9 through the wireless transceiver module 20, and finally the controller 9 controls the stepping motor 34 to start to operate, the stepping motor 34 can drive the fan blades 31 on both sides of the weak current box 7 to rotate simultaneously after running, thereby rapidly dissipating the heat transferred from the heat conduction rod 29, and injecting cold air into the installation case 8 through the air injection port 12, so that the cold air can be rapidly contacted with the heat conduction rod 29, therefore, the heat dissipation efficiency of the weak current box 7 is improved, the normal use of the weak current box 7 is guaranteed, and the weak current box 7 can be dissipated through a remote control mode;

in fig. 2: the limiting mechanism 18 comprises a first mounting ring 1, a first inserted bar 2, a limiting groove 3, a mounting plate 4, a second inserted bar 5, a second mounting ring 6, a first limiting pipe 13, a threaded rod 14 and a second limiting pipe 15, wherein the first limiting pipe 13 and the second limiting pipe 15 are sequentially sleeved outside the threaded rod 14 from left to right in a threaded manner, the rear surface of the first limiting pipe 13 is fixedly connected with the first inserted bar 2, the rear surface of the second limiting pipe 15 is fixedly connected with the second inserted bar 5, the mounting plate 4 is movably sleeved outside the first inserted bar 2 and the second inserted bar 5, the limiting groove 3 transversely penetrates through the front surface of the mounting plate 4, one end of the first inserted bar 2 is movably sleeved with the first mounting ring 1, one end of the second inserted bar 5 is movably sleeved with the second mounting ring 6, two ends of the first inserted bar 14 are respectively fixedly connected on a first support plate 16 and a second support plate 17, the first threaded groove matched with the threaded rod 14 is integrally formed on the inner wall of the first limiting pipe 13, a second thread groove matched with the threaded rod 14 is integrally formed in the inner wall of the second limiting pipe 15, the thread directions of the first thread groove and the second thread groove are opposite, the first inserting rod 2 and the second inserting rod 5 are both connected inside the limiting groove 3 in a sliding mode, the first inserting rod 2 and the second inserting rod 5 are both in an L shape, the first inserting rod 2 and the second inserting rod 5 are distributed oppositely, the first mounting ring 1 and the second mounting ring 6 are both provided with screw holes, the first mounting ring 1 and the second mounting ring 6 are located on the same horizontal line, the mounting plate 4 is fixedly connected to the rear edge of the upper surface of the weak current box 7, the weak current box 7 can be quickly fixed on the mounting surface through the limiting mechanism 18, the mounting and dismounting are convenient, the mounting and dismounting time of the weak current box 7 is greatly shortened, and the mounting and dismounting difficulty is reduced;

in fig. 3 and 4: the winding mechanism 28 comprises a first electric push rod 21, a first limit frame 22, a first plate 23, a fastening rod 24, a second plate 25, a second limit frame 26 and a second electric push rod 27, the first plate 23 and the second plate 25 are movably sleeved outside the fastening rod 24, the first electric push rod 21 is fixedly connected to the outer side of the first plate 23, four first limit frames 22 are fixedly connected to the outer side of the first plate 23 from top to bottom at equal intervals, the second electric push rod 27 is fixedly connected to the outer side of the second plate 25, four second limit frames 26 are fixedly connected to the outer side of the second plate 25 from top to bottom at equal intervals, two ends of the fastening rod 24 are fixedly connected to the inner walls of two sides of the weak current box 7 respectively, the fixed end of the first electric push rod 21 is fixedly connected to the inner wall of the weak current box 7, the telescopic end of the first electric push rod 21 is fixedly connected to the first plate 23, the fixed end of the second electric push rod 27 is fixedly connected to the inner wall of the weak current box 7, and the flexible end rigid coupling of second electric putter 27 is on second plate body 25, four first spacing 22 and four spacing 26 of second are all located same water flat line, first spacing 22 and first plate body 23 are relative distribution with spacing 26 of second and second plate body 25, can convolute unnecessary cable through winding mechanism 28, make the cable more neat, and easy operation conveniently overhauls the cable, reduce and maintain the degree of difficulty, and can adjust winding scope according to actual need, application scope has obtained the promotion.

The working principle of the invention is as follows: when the temperature sensor 19 detects that the heat in the weak current box 7 is too high, the signal is transmitted to the external main control center through the wireless transceiver module 20, then the signal is transmitted to the controller 9 through the wireless transceiver module 20 by the main control center, finally the controller 9 controls the stepping motor 34 to start to operate, and the stepping motor 34 can drive the fan blades 31 on the two sides of the weak current box 7 to rotate simultaneously after operating, so that the heat transmitted by the heat conducting rod 29 can be dissipated rapidly, and the cold air is injected into the installation box 8 through the air injection port 12, so that the cold air can be in rapid contact with the heat conducting rod 29, thereby improving the heat dissipation efficiency of the weak current box 7, ensuring the normal use of the weak current box 7, further, the heat dissipation of the weak current box 7 can be realized in a remote control mode, a user controls the first electric push rod 21 to stretch and then controls the second electric push rod 27 to stretch and stretch through the controller 9, at this time, the first plate body 23 and the second plate body 25 can be driven to move relatively or oppositely, after the two plates move to an ideal position, one end of the cable passes through the adjacent first limiting frame 22 on the first plate body 23, and the other end of the cable is wound between the adjacent second limiting frames 26 on the second plate body 25, so that the winding of the redundant cable is completed, and the four first limiting frames 22 and the four second limiting frames 26 are all positioned on the same horizontal line, so that a plurality of groups of different cables can be wound, and the cable is convenient to distinguish, so that the redundant cable can be wound through the winding mechanism 28, so that the cable is more tidy, the operation is simple, the cable is convenient to overhaul, the maintenance difficulty is reduced, the winding range can be adjusted according to actual needs, the application range is improved, and then a user fixes the first mounting ring 1 and the second mounting ring 6 on the mounting surface, then, the threaded rod 14 is held to rotate forwards, the first limiting tube 13 and the second limiting tube 15 can be driven to move oppositely, the first inserting rod 2 and the second inserting rod 5 are driven to move oppositely until the first inserting rod 2 and the second inserting rod 5 are inserted into the first mounting ring 1 and the second mounting ring 6 respectively, and therefore the weak current box 7 can be mounted, similarly, a user can hold the threaded rod 14 to rotate backwards, the first limiting tube 13 and the second limiting tube 15 can be driven to move relatively, the first inserting rod 2 and the second inserting rod 5 are driven to move relatively until the first inserting rod 2 and the second inserting rod 5 are moved out of the first mounting ring 1 and the second mounting ring 6 respectively, and therefore the weak current box 7 can be dismounted, the weak current box 7 can be fixed on a mounting surface quickly through the limiting mechanism 18, and meanwhile, the dismounting and mounting times of the weak current box 7 are greatly shortened, the disassembly and assembly difficulty is reduced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.