阅读说明：本技术 一种可散热的变频器保护外壳 (Frequency converter protective shell capable of radiating ) 是由 邓云 于 2020-06-11 设计创作，主要内容包括：本发明公开了一种可散热的变频器保护外壳,包括底座,所述底座的上端面上固定连接有四个呈相互对称设置支撑板,四个所述支撑板呈相互接触设置,四个所述支撑板远离底座的端共同固定连接有顶座,所述顶座靠近底座的一侧壁上固定连接有两个呈对称设置的内板,两个所述内板分别靠近两个支撑板设置,所述底座的上端面上固定连接有弹性层,所述弹性层远离的底座的一侧壁上固定连接有底板,所述底板远离底座的一侧壁上设有工作设备,所述工作设备的一端设有工作线路。本发明可以极大的提高工作设备的散热效果,延长工作设备的使用寿命,还可以保护工作设备不受灰尘的侵害正常工作。(The invention discloses a frequency converter protective shell capable of radiating, which comprises a base, wherein four supporting plates which are symmetrically arranged are fixedly connected to the upper end surface of the base, the four supporting plates are arranged in a mutually contacting manner, the ends of the four supporting plates far away from the base are fixedly connected with a top seat together, two inner plates which are symmetrically arranged are fixedly connected to one side wall of the top seat close to the base, the two inner plates are respectively close to the two supporting plates, an elastic layer is fixedly connected to the upper end surface of the base, a bottom plate is fixedly connected to one side wall of the base far away from the elastic layer, working equipment is arranged on one side wall of the bottom plate far away from the base, and a working circuit is arranged at one end of the working equipment. The invention can greatly improve the heat dissipation effect of the working equipment, prolong the service life of the working equipment and protect the working equipment from being damaged by dust to normally work.)

1. A frequency converter protective shell capable of dissipating heat comprises a base (1) and is characterized in that four supporting plates (2) which are symmetrically arranged are fixedly connected to the upper end face of the base (1), the four supporting plates (2) are arranged in a mutually contacting manner, the four supporting plates (2) are fixedly connected with a top seat (3) together at the ends far away from the base (1), two inner plates (4) which are symmetrically arranged are fixedly connected to one side wall of the top seat (3) close to the base (1), the two inner plates (4) are respectively arranged close to the two supporting plates (2), an elastic layer (5) is fixedly connected to the upper end face of the base (1), a bottom plate (6) is fixedly connected to one side wall of the base (1) far away from the elastic layer (5), and a working device (11) is arranged on one side wall of the bottom plate (6) far away from the base (1), one end of working equipment (11) is equipped with working line (21), one end that working equipment (11) were kept away from in working line (21) runs through one of them backup pad (2) and sets up, two working plate (7) that are the symmetry setting on base (1) was kept away from in bottom plate (6) two working plate (7) are located two inner panels (4) and two backup pad (2) settings, two respectively working plate (7) are equipped with heat abstractor on working plate (7).

2. The frequency converter protective casing capable of dissipating heat according to claim 1, wherein the heat dissipating device comprises a plurality of notches (8) arranged at equal intervals on two working plates (7), a plurality of first holes (9) arranged at equal intervals are arranged on two inner plates (4), a plurality of second holes (10) are arranged on two support plates (2) close to the inner plates (4), the plurality of first holes (9) and the plurality of second holes (10) are arranged to match the plurality of notches (8), a plurality of fixing pipes (12) are fixedly connected in the plurality of first holes (9), one ends of the plurality of fixing pipes (12) far away from the inner plates (4) respectively penetrate through the plurality of notches (8) and then are fixedly connected in the plurality of second holes (10), and the plurality of fixing pipes (12) and the plurality of notches (8) are arranged in a sliding connection manner, the inner walls of the first holes (9) and the second holes (10) are fixedly connected with fixing rods (13), the fixing rods (13) are arranged close to the working equipment (11), the first holes (9) and the second holes (10) are slidably connected with sealing rings (14), one side wall, close to the fixing rods (13), of each sealing ring (14) is fixedly connected with two elastic ropes (26) which are symmetrically arranged, one end, far away from the sealing ring (14), of each elastic rope (26) is fixedly connected with the corresponding fixing rod (13), one side wall, close to the fixing rods (13), of each sealing ring (14) is fixedly connected with a sealing cover (15), one side wall, close to the fixing rods (13), of each sealing cover (15) is provided with a sealing hole (16), and sealing blocks (17) are slidably connected in each sealing hole (16), it is a plurality of the equal fixed connection of one end that sealed hole (16) was kept away from in sealed piece (17) sets up on dead lever (13), and is a plurality of equal fixedly connected with gag lever post (18) in second hole (10), it is a plurality of equipment (11) setting is all kept away from in gag lever post (18), and is a plurality of all be equipped with pneumatic means on fixed pipe (12).

3. The frequency converter protective casing capable of dissipating heat according to claim 2, wherein a plurality of the pneumatic devices each include a connecting hole (19) disposed on a side wall of the plurality of fixed tubes (12) close to the base (1), a plurality of corrugated tubes (20) are fixedly connected to an outer wall of the fixed tube (12) close to the base (1), the plurality of corrugated tubes (20) are disposed over the connecting holes (19), and ends of the plurality of corrugated tubes (20) far away from the connecting holes (19) are respectively and fixedly connected to a side wall of the plurality of notches (8) close to the base (1).

4. The frequency converter protective casing capable of dissipating heat according to claim 1, wherein a side wall of each of the two working plates (7) close to the working equipment (11) is fixedly connected with a friction plate (22), each of the two friction plates (22) is attached to an inner plate (4), and each of the two inner plates (4) is made of an insulating material.

5. The frequency converter protective casing capable of dissipating heat according to claim 1, wherein an opening (23) is provided on one of the supporting plates (2) far away from the working circuit (21), and a gas-permeable mesh plate (24) is fixedly connected to an inner wall of the opening (23).

6. The frequency converter protective casing capable of dissipating heat according to claim 1, wherein a protective pad (25) is fixedly connected to each of the two inner plates (4) near the side wall of the base (1).

7. The frequency converter protective casing capable of dissipating heat according to claim 1, wherein the plurality of sealing covers (15) are all arranged in a bowl shape, the plurality of sealing holes (16) are all arranged in a circular shape, the plurality of sealing blocks (17) are respectively arranged in a matching manner with the shape of the plurality of sealing holes (16), and the plurality of sealing blocks (17) of the sealing covers (15) are all made of rubber materials.

Technical Field

The invention relates to the technical field of frequency converters, in particular to a frequency converter protective shell capable of radiating heat.

Background

The frequency converter is a power control device which applies a frequency conversion technology and a microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of a motor, and in the production and manufacturing process of the frequency converter, in order to ensure the safety of an internal unit of the frequency converter after production and ensure that the internal unit can smoothly complete frequency conversion work, a corresponding protective shell needs to be arranged.

In order to guarantee that the heat that converter inner wall unit during operation produced can distribute away faster, current converter protecting sheathing can set up corresponding bleeder vent, but simple bleeder vent can only make things convenient for the inside and outside air of protecting sheathing to flow, can't handle with higher speed the flow of air, so current protecting sheathing heat-sinking capability is extremely poor, can be very big influence the life of converter, and in setting up of bleeder vent can make external dust enter into protecting sheathing, if the dust further invades in the inside unit, then can very big influence the normal use of converter.

Disclosure of Invention

The invention aims to solve the defects in the prior art, such as: the existing frequency converter protective shell has poor heat dissipation capacity, can reduce the service life of the frequency converter, can not effectively prevent dust from invading into the internal unit of the frequency converter, and is greatly not beneficial to the normal use of the frequency converter.

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

a frequency converter protective shell capable of dissipating heat comprises a base, wherein four supporting plates which are symmetrically arranged are fixedly connected to the upper end surface of the base, the four supporting plates are in mutual contact arrangement, the end, far away from the base, of the four supporting plates are fixedly connected with a top seat together, two inner plates which are symmetrically arranged are fixedly connected to one side wall, close to the base, of the top seat, the two inner plates are respectively arranged close to the two supporting plates, an elastic layer is fixedly connected to the upper end surface of the base, a bottom plate is fixedly connected to one side wall, far away from the base, of the base, a working device is arranged on one side wall, far away from the base, of the bottom plate, a working circuit is arranged at one end of the working device, one end, far away from the working device, of the working circuit penetrates through one supporting plate, and two working plates which are symmetrically arranged are, the two working plates are respectively arranged on the two inner plates and the two supporting plates, and the two working plates are provided with heat dissipation devices.

Preferably, the heat dissipation device comprises a plurality of notches which are arranged on two working plates at equal intervals, a plurality of first holes which are arranged at equal intervals are arranged on two inner plates, a plurality of second holes are arranged on two supporting plates which are close to the inner plates, the first holes and the second holes are matched with the notches, a plurality of fixing pipes are fixedly connected in the first holes, one ends of the fixing pipes, far away from the inner plates, penetrate through the notches respectively and are fixedly connected in the second holes, the fixing pipes and the notches are arranged in a sliding connection mode, fixing rods are fixedly connected on the inner walls of the first holes and the second holes respectively, the fixing rods are close to the working equipment, a plurality of sealing rings are slidably connected in the first holes and the second holes respectively, two elastic ropes which are symmetrically arranged are fixedly connected on one side wall of the sealing rings, close to the fixing rods, every two the equal fixed connection of one end that the sealing ring was kept away from to elasticity rope sets up on corresponding dead lever, and is a plurality of equal fixedly connected with sealed cowling, a plurality of on the lateral wall that the sealing ring is close to the dead lever all be equipped with the sealed hole on the lateral wall that the sealed cowling is close to the dead lever, and is a plurality of equal sliding connection has sealed piece, and is a plurality of the equal fixed connection of one end that sealed hole was kept away from to sealed piece sets up on the dead lever, and is a plurality of the downthehole equal fixedly connected with gag lever post of second, it is a plurality of the setting of working equipment is all kept away from to the gag lever post, and is.

Preferably, it is a plurality of pneumatic means is all including setting up the connecting hole on a lateral wall that a plurality of fixed pipes are close to the base, and is a plurality of equal fixedly connected with bellows on the fixed pipe is close to a side outer wall of base, and is a plurality of the bellows is all just to the connecting hole setting, and is a plurality of the connecting hole is kept away from to the bellows one end difference a plurality of breachs of fixed connection set up on being close to a lateral wall of base.

Preferably, two all fixedly connected with friction plates on the lateral wall that the working plate is close to the operating equipment, two the friction plate all laminates the inner panel setting, two the inner panel is made by insulating material.

Preferably, an opening is formed in one of the supporting plates far away from the working line, and a breathable net plate is fixedly connected to the inner wall of the opening.

Preferably, a protection pad is fixedly connected to one side wall of each of the two inner plates close to the base.

Preferably, it is a plurality of the sealed cowling all is a bowl shape setting, and is a plurality of sealed hole all is circular setting, and is a plurality of sealed piece is the matching setting with the shape in a plurality of sealed holes respectively, and is a plurality of sealed pieces of sealed cowling are made by rubber materials.

The invention has the beneficial effects that: the user can be with the help of the vibrations that the equipment produced at the during operation in this device, accelerate the inside and outside air flow speed of whole device with the help of corresponding heat abstractor, then make the discharge that the heat that the equipment produced can be quick at the during operation, very big improvement the heat-sinking capability of device, the life of equipment has been prolonged, and can drive the friction plate and take place the looks mutual friction between the inner panel at the in-process of equipment vibrations, then make and produce a large amount of static on the inner panel, so the inner panel alright make the dust can not invade the equipment with the help of the appeal of static to the dust, very big guarantee the safety of equipment, make the completion frequency conversion work that the equipment can be smooth.

Drawings

Fig. 1 is a front structural sectional view of a frequency converter protective casing capable of dissipating heat according to the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1;

fig. 3 is a side sectional view of a frequency converter protective casing capable of dissipating heat according to the present invention.

In the figure: the device comprises a base 1, a supporting plate 2, a top seat 3, an inner plate 4, an elastic layer 5, a bottom plate 6, a working plate 7, a notch 8, a first hole 9, a second hole 10, working equipment 11, a fixing pipe 12, a fixing rod 13, a sealing ring 14, a sealing cover 15, a sealing hole 16, a sealing block 17, a limiting rod 18, a connecting hole 19, a corrugated pipe 20, a working line 21, a friction plate 22, an opening 23, a breathable screen plate 24, a protective pad 25 and an elastic rope 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a frequency converter protective casing capable of dissipating heat comprises a base 1, a user can fix the base 1 on a designated working position, so that the base 1, four supporting plates 2 and two inner plates 4 do not vibrate, four supporting plates 2 are fixedly connected to the upper end surface of the base 1, the four supporting plates 2 are symmetrically arranged with each other, the four supporting plates 2 are arranged in contact with each other, the end of the four supporting plates 2 away from the base 1 is fixedly connected with a top seat 3, the base 1 is matched with the four supporting plates 2 and the top seat 3 to form a box shape, so as to complete the protection of working equipment 11, two inner plates 4 are symmetrically arranged and fixedly connected to one side wall of the top seat 3 close to the base 1, the two inner plates 4 are respectively arranged close to the two supporting plates 2, an elastic layer 5 is fixedly connected to the upper end surface of the base 1, a bottom plate 6 is fixedly connected, the elastic layer 5 is made of natural latex materials, the elasticity of the natural latex materials is good, the plasticity is good, when the base 1 is fixed, the arrangement of the elastic layer 5 cannot interfere with the vibration of the bottom plate 6, the elastic layer 5 can effectively protect the bottom plate 6 and the base 1, one side wall of the two inner plates 4 close to the base 1 is fixedly connected with a protective pad 25, the arrangement of the protective pad 25 ensures that the bottom plate 6 cannot be in direct contact with the inner plates 4 in the vibration process, the safety of the bottom plate 6 and the inner plates 4 is greatly ensured, one side wall of the bottom plate 6 far away from the base 1 is provided with a working device 11, one end of the working device 11 is provided with a working circuit 21, the working device 11 is an internal working unit of the frequency converter, in the working process of the frequency converter, because a magnetic field caused by higher harmonics in an output waveform generates electromagnetic power to a plurality of mechanical parts, the frequency of the power is always close to or coincident with the, then resonance is caused, so that the working equipment 11 can vibrate in the working process, and then the bottom plate 6 is driven to vibrate;

one end of the working line 21, which is far away from the working equipment 11, penetrates through one of the supporting plates 2, an opening 23 is arranged on one of the supporting plates 2, which is far away from the working line 21, a breathable screen plate 24 is fixedly connected to the inner wall of the opening 23, the arrangement of the breathable screen plate 24 enables the air inside and outside the device to smoothly circulate, and can carry out primary filtration on dust, so that the safety of the working equipment 11 is protected, two symmetrically-arranged working plates 7 are fixedly connected to one side wall of the base plate 6, which is far away from the base 1, the two working plates 7 are respectively arranged on the two inner plates 4 and the two supporting plates 2, a friction plate 22 is fixedly connected to one side wall of the two working plates 7, which is close to the working equipment 11, the friction plate 22 can be attached to the inner plates 4 in the vibrating process along with the working plates 7, so that when the working, can drive the friction plate 22 to vibrate, then the friction plate 22 can rub with the inner plate 4 in a large amount in the vibrating process, and then generate static electricity, so that the inner plate 4 can attract the dust in the device by means of the static electricity, the dust can not invade into the working equipment 11, the safety of the working equipment 11 is greatly ensured, the two inner plates 4 are both made of insulating materials, the inner plate 4 made of the insulating materials can smoothly generate a large amount of static electricity after the friction, the two working plates 7 are provided with heat dissipation devices, each heat dissipation device comprises a plurality of notches 8 which are arranged on the two working plates 7 at equal intervals, a plurality of first holes 9 which are arranged at equal intervals are arranged on the two inner plates 4, two support plates 2 which are close to the inner plates 4 are both provided with a plurality of second holes 10, the plurality of first holes 9 and the plurality of second holes 10 are matched with the plurality of notches 8, the fixing pipes 12 are fixedly connected in the first holes 9, one ends of the fixing pipes 12 far away from the inner plate 4 respectively penetrate through the notches 8 and then are fixedly connected in the second holes 10, the fixing pipes 12 and the notches 8 are arranged in a sliding connection manner, fixing rods 13 are fixedly connected on the inner walls of the first holes 9 and the second holes 10, the fixing rods 13 are arranged close to the working equipment 11, sealing rings 14 are slidably connected in the first holes 9 and the second holes 10, two elastic ropes 26 which are symmetrically arranged are fixedly connected on one side wall of the sealing rings 14 close to the fixing rods 13, one ends of the two elastic ropes 26 far away from the sealing rings 14 are fixedly connected on the corresponding fixing rods 13, sealing covers 15 are fixedly connected on one side wall of the sealing rings 14 close to the fixing rods 13, sealing holes 16 are arranged on one side wall of the sealing covers 15 close to the fixing rods 13, the sealing blocks 17 are connected in the sealing holes 16 in a sliding manner, and one ends, far away from the sealing holes 16, of the sealing blocks 17 are fixedly connected to the fixing rod 13, so that the sealing blocks 17 at the corresponding positions can be switched on and off the sealing holes 16 by virtue of the change of air pressure in the fixing pipe 12 and the corrugated pipe 20, the directional flow of air is smoothly accelerated, the heat dissipation capacity of the working equipment 11 is greatly improved, and dust can be smoothly discharged;

the sealing covers 15 are all arranged in a bowl shape, the sealing covers 15 can be pushed by air pressure more easily due to the bowl shape, the sealing holes 16 are all arranged in a circular shape, the sealing blocks 17 are respectively matched with the sealing holes 16, the circular arrangement enables the sealing holes 16 to be connected with the sealing blocks 17 in a mixed mode more conveniently, the sealing covers 15 and the sealing blocks 17 are all made of rubber materials, the rubber materials are good in elasticity and plasticity, the sealing covers 15 and the sealing blocks 17 made of the rubber materials can better complete sealing work, limiting rods 18 are fixedly connected in the second holes 10, the limiting rods 18 are far away from the working equipment 11, the limiting rods 18 can effectively limit the sealing rings 14 in the second holes 10, the sealing rings 14 are prevented from being separated from the second holes 10 in the sliding process, the integrity of the device is greatly guaranteed, and pneumatic devices are arranged on the fixing pipes 12, a plurality of pneumatic means are all including setting up connecting hole 19 on a lateral wall that a plurality of fixed pipes 12 are close to base 1, a plurality of fixed pipes 12 are close to equal fixedly connected with bellows 20 on the outer wall of one side of base 1, a plurality of bellows 20 are all just to connecting hole 19 setting, a plurality of breachs 8 of fixed connection are close to and set up on a lateral wall of base 1 respectively to the one end that connecting hole 19 was kept away from to a plurality of bellows 20, so when 7 vibrations of working plate go up and down alright accomplish extension and shrink work with smooth promotion and pulling bellows 20, make the completion that atmospheric pressure in bellows 20 and the fixed pipe 12 can be smooth rise and descend, then make the flow of the acceleration air that heat abstractor can be smooth, improve the radiating effect of working equipment 11.

In the invention, when a user uses the device, firstly, the base 1 is fixed on a designated working position, then the fixing work of the four supporting plates 2, the top seat 3 and the two inner plates 4 is completed, then the working equipment 11 is opened, the working equipment 11 can vibrate in the working process, therefore, the working equipment 11 can drive the bottom plate 6 to vibrate in the working process, the bottom plate 6 can drive the two working plates 7 to vibrate in the vibrating process, then the pneumatic device is driven to start working, when the working plates 7 descend, the corrugated pipe 20 can be pulled to expand, thus, the air pressure in the corrugated pipe 20 and the fixed pipe 12 is reduced, then the two sealing covers 15 are pushed by the outside air pressure, and because the sealing covers 15 in the second holes 10 are blocked by the corresponding fixed rods 13, only the sealing cover 15 in the first holes 9 slides towards the fixed pipe 12 along with the sealing rings 14, the sealing ring 14 can make the corresponding sealing block 17 separate from the sealing hole 16 in the sliding process, so that the air inside the inner plate 4 is sucked into the bellows 20 and the fixed pipe 12 along the sealing hole 16, after the air injection is completed, the sealing ring 14 returns to the original position under the elastic action of the stretched elastic rope 26, so that the corresponding sealing block 17 is re-clamped in the sealing hole 16 to complete the sealing work, then the working plate 7 pushes the bellows 20 to be compressed when ascending, so that the air inside the bellows 20 and the fixed pipe 12 is squeezed, the squeezed air squeezes the two sealing covers 15, since the sealing cover 15 inside the first hole 9 is blocked by the corresponding fixed rod 13, only the sealing cover 15 inside the second hole 10 moves along with the sealing ring 14 in the direction away from the fixed pipe 12 under the pushing of the air, and then the corresponding sealing block 17 separates from the sealing hole 16, therefore, the corrugated pipe 20 and the fixed pipe 12 can be smoothly discharged through the sealing hole 16, and the sealing ring 14 in the second hole 10 can pull the sealing cover 15 to return to the original position under the elastic action of the corresponding elastic rope 26 after the air is discharged, so that the whole device can accelerate the air flow inside and outside the device by utilizing the vibration generated in the working process of the working equipment 11, the heat dissipation effect of the working equipment 11 is greatly improved, the service life of the working equipment 11 is further prolonged, the idle work of the working equipment 11 during working is effectively utilized, and the utilization rate of energy is greatly improved;

when two working plates 7 can drive two friction plates 22 to vibrate rapidly when vibrating, two friction plates 22 can rub rapidly with two corresponding inner plates 4 in the process of vibrating rapidly, then two inner plates 4 are made to generate static electricity, two inner plates 4 generating static electricity can generate great attraction to dust in the device, so that dust in the device can be far away from the working equipment 11 and close to the two inner plates 4 under the action of the electrostatic attraction force, dust close to the inner plates 4 can be directly discharged to the outside along with air in the air exhaust process, so that the safety of the working equipment 11 is greatly ensured, and the working equipment 11 can smoothly complete frequency conversion work.

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 should be equivalent or changed within the scope of the present invention.