CN213755500U

CN213755500U - Compact variable frequency control cabinet

Info

Publication number: CN213755500U
Application number: CN202023101943.3U
Authority: CN
Inventors: 邵建强; 吕国梅; 王德秋
Original assignee: Zhejiang Wanke Electric Equipment Co ltd
Current assignee: Zhejiang Wanke Electric Equipment Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-07-20
Anticipated expiration: 2030-12-21

Abstract

The application relates to the field of variable frequency control cabinets, in particular to a compact variable frequency control cabinet. The heat-conducting plate is arranged in the control cabinet body, a plurality of modules are arranged in the control cabinet body and are arranged on the heat-conducting plate, the modules are connected with one another through electric wires, and an insulating plate is arranged between the modules. This application has through setting up the heat-conducting plate for module work produces a large amount of heats and is absorbed by the heat-conducting plate, thereby in the faster distributes the air, and then plays the radiating effect of increase.

Description

Compact variable frequency control cabinet

Technical Field

The application relates to the field of variable frequency control cabinets, in particular to a compact variable frequency control cabinet.

Background

The frequency conversion cabinet is a device applied to frequency conversion technology and microelectronic technology, and controls the power control device of an alternating current motor by changing the frequency of a working power supply of the motor.

Compact variable frequency control cabinet among the current, including the switch board body, the switch board body is small, and the switch board body is provided with a plurality of modules, has little clearance between module and the module. Before the use, need to place the switch board body that has changeed a plurality of modules in needing the space of using.

In view of the above-mentioned related technologies, the inventor thinks that when the existing compact frequency conversion cabinet is used, the module can generate a large amount of heat when working, but because the volume of the module is small, and the clearance between the module and the module is also small, the temperature in the frequency conversion cabinet can be higher, and the practical life of the module in an environment with high temperature is reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the heat dissipation is not good at compact frequency conversion cabinet, this application provides a compact variable frequency control cabinet.

The application provides a compact variable frequency control cabinet adopts following technical scheme:

the utility model provides a compact variable frequency control cabinet, includes the switch board body, this internal heat-conducting plate that is provided with of switch board, this internal a plurality of modules that are provided with of switch board, it is a plurality of the module sets up on the heat-conducting plate, pass through the connection of electric lines between module and the module, be provided with the insulation board between module and the module.

Through adopting above-mentioned technical scheme, when using the variable frequency control cabinet, the module begins work, and module work produces a large amount of heats and is absorbed by the heat-conducting plate to in the faster gives off the air, and then play and increase radiating effect, set up the insulation board between module and module, thereby prevent because compact control variable frequency cabinet is small, lead to between module and the module apart from and lead to mutual interference.

Preferably, the heat conducting plate is made of copper, and the insulating plate is made of resin.

By adopting the technical scheme, the material of the heat conducting plate is set to be copper, and the material of the insulating plate is set to be resin, so that the effect of conveniently obtaining the material is achieved.

Preferably, be provided with the connecting piece on the heat-conducting plate, the heat-conducting plate pass through the connecting piece with the switch board body links to each other, the connecting piece include fixed connection in this internal connecting rod of switch board, the connecting rod passes the heat-conducting plate, the module passes through the bolt and links to each other with the heat-conducting plate.

Through adopting above-mentioned technical scheme, when carrying out the installation of heat-conducting plate, pass through bolt threaded connection on the heat-conducting plate with the module that needs use earlier, pass the connecting rod with the heat-conducting plate after that, fix at this internal, make things convenient for the staff to install the heat-conducting plate.

Preferably, the connecting groove has been seted up on the connecting rod, the connecting piece still including slide connect in connecting block in the connecting groove, be provided with the drive in the connecting groove the connecting block stretches out coupling spring in the connecting groove, coupling spring's both ends link to each other with connecting groove tank bottom and connecting block respectively, the heat-conducting plate peg graft in between connecting block and the switch board body inner wall, the lateral wall that the heat-conducting plate was kept away from to the connecting block is the direction inclined plane.

By adopting the technical scheme, when the heat conducting plate is installed, the heat conducting plate is inserted on the connecting rod, and the side wall of the connecting block is a guide inclined plane, so that the connecting block slides into the connecting groove when the heat conducting plate is contacted with the connecting block, and then the heat conducting plate continues to slide, and the heat conducting plate enters between the connecting block and the inner wall of the control cabinet body, so that the installation is completed; when dismantling, the staff presses the connecting block and makes the connecting block get into the spread groove in, extracts the completion dismantlement with the heat-conducting plate after that. The operation of workers is facilitated by arranging the connecting block and the connecting spring.

Preferably, a fan is arranged on the inner side wall of the control cabinet body, and a positioning piece connected with the control cabinet body is arranged on the fan.

Through adopting above-mentioned technical scheme, through this internal fan that sets up of switch board, thereby the work of fan has improved the heat exchange in the switch board body, has further improved radiating effect. And then reduce the temperature of module, guarantee the normal use of module.

Preferably, a placing groove is formed in the side wall of the control cabinet body, the fan is inserted into the placing groove, and an air inlet communicated with the inside of the control cabinet body is formed in the placing groove.

Through adopting above-mentioned technical scheme, when carrying out the installation of fan, aim at the standing groove earlier with the fan in, utilize the setting element to fix the fan after that to the installation of fan.

Preferably, the positioning element comprises a screw rod rotatably connected to the side wall of the control cabinet body and a positioning block in threaded connection with the screw rod, and the positioning block is tightly abutted to the fan.

Through adopting above-mentioned technical scheme, when carrying out the location installation of fan, earlier get into the standing groove with the fan installation in, twist the lead screw after that, the lead screw rotates the direction that drives the locating piece and be close to the fan and removes for locating piece and fan support tightly, thereby the installation to the fan after the completion. Through setting up the setting element, make things convenient for the staff to fix a position the fan.

Preferably, the air outlet has been seted up on another inside wall of switch board body, a plurality of air-out boards of fixedly connected with in the air outlet, the air-out board is the slope setting.

Through adopting above-mentioned technical scheme, through setting up the air outlet to make the fan when using, wind can directly go out from the air outlet, has improved the efficiency of heat exchange.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through setting up the heat-conducting plate for module work produces a large amount of heats and is absorbed by the heat-conducting plate, thereby in the air of giving off more quick, and then plays the radiating effect of increase.

2. By providing a fan, the efficiency of the internal air flow is increased.

3. Through setting up the setting element to the realization can be dismantled the change and fix a position the installation to the fan.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Fig. 2 is the internal structure of the control cabinet body of the present application, and represents a module.

Fig. 3 is a sectional structure view of the present application along the length direction of the control cabinet body.

Fig. 4 is an enlarged schematic view of a portion a of fig. 3 for illustrating the connection member.

Fig. 5 is a schematic view of the overall structure from another perspective of the present application, illustrating a positioning member.

Reference numerals: 1. a control cabinet body; 21. rotating the hole; 22. a rotating plate; 23. a first connecting sleeve; 24. a second connecting sleeve; 25. a third connecting sleeve; 26. a slide bar; 31. a control chamber; 4. a connecting member; 41. a connecting rod; 42. connecting blocks; 51. a heat conducting plate; 52. connecting holes; 53. connecting grooves; 54. a connecting spring; 61. a module; 62. a fan; 63. an insulating plate; 64. a placement groove; 65. an air inlet; 7. a positioning member; 71. a lead screw; 72. positioning blocks; 81. a fixed block; 91. an air outlet plate; 92. an air outlet; 93. an electric wire.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses compact variable frequency control cabinet. Referring to fig. 1, a compact variable frequency control cabinet includes switch board body 1, has seted up on the lateral wall of switch board body 1 and has rotated hole 21, rotates the downthehole rotation of 21 and is connected with rotor plate 22, and rotor plate 22's pivot is unanimous with vertical direction, and fixedly connected with first adapter sleeve 23 and second adapter sleeve 24 on the rotor plate 22. The lateral wall of the control cabinet body 1 close to the second connecting sleeve 24 is fixedly connected with a third connecting sleeve 25, the openings of the first connecting sleeve 23, the second connecting sleeve 24 and the third connecting sleeve 25 are opposite, the first connecting sleeve 23 is connected with a sliding rod 26 in a sliding manner, and the sliding rod 26 is connected in the second connecting sleeve 24 and the third connecting sleeve 25 in a sliding manner. When the rotating plate 22 is opened, the sliding rod 26 is pulled, so that the sliding rod 26 is separated from the third connecting sleeve 25, and then the second connecting sleeve 24 is pulled, so that the rotating plate 22 is driven to be separated from the control cabinet body 1.

Referring to fig. 2, a control chamber 31 is formed in the control cabinet body 1.

Referring to fig. 3 and 4, a connecting member 4 is arranged on the wall of the control chamber 31, the connecting member 4 includes four connecting rods 41, the four connecting rods 41 are arranged on the wall of the control chamber 31, and the four connecting rods 41 are distributed in a square shape. A heat-conducting plate 51 is arranged in the control cabinet body 1, the heat-conducting plate 51 is made of copper, four identical connecting holes 52 are formed in the side wall of the heat-conducting plate 51, the connecting holes 52 correspond to the connecting blocks 42 one to one, and the connecting rods 41 are inserted into the connecting holes 52.

The connecting piece 4 further comprises a connecting block 42, the connecting rod 41 is far away from the side wall of the cavity wall of the control cavity 31, a connecting groove 53 is formed in the side wall, the connecting block 42 is connected in the connecting groove 53 in a sliding mode, a connecting spring 54 is arranged in the connecting groove 53, and two ends of the connecting spring 54 are fixedly connected with the connecting block 42 and the bottom of the connecting groove 53 respectively. The heat conducting plate 51 is located between the connecting block 42 and the cavity wall of the control cavity 31, and the heat conducting plate 51 is respectively abutted against the side wall of the connecting block 42 and the cavity wall of the control cavity 31.

Referring to fig. 2, a plurality of modules 61 are fixedly connected to a side wall of the heat conducting plate 51 away from the cavity wall of the control cavity 31, the modules 61 are electrically connected to each other through wires 93, an insulating plate 63 is disposed between the modules 61 and the modules 61, the insulating plate 63 is used for placing the modules 61 and the modules 61 in a too close distance to interfere with each other, and the insulating plate 63 is a resin plate in this embodiment.

Referring to fig. 5, a placing groove 64 is formed in the side wall of the control cabinet body 1, the fan 62 is inserted into the placing groove 64, an air inlet 65 is formed in the bottom of the placing groove 64, the air inlet 65 is communicated with the control chamber 31, and air from the fan 62 can enter the control chamber 31 through the air inlet 65. All be provided with fixed block 81 around the lateral wall of switch board body 1 is close to fan 62, be provided with setting element 7 in the fixed block 81, and setting element 7 includes lead screw 71 and locating piece 72, and lead screw 71 rotates to be connected on fixed block 81, and lead screw 71 is close to fan 62 and is served and locating piece 72 threaded connection, and locating piece 72 supports tightly with the lateral wall of fan 62.

Referring to fig. 1, an air outlet 92 is formed on a side wall of the control cabinet body 1 away from the fan 62. A plurality of air-out plates 91 are fixedly connected in the air outlet 92, and the air-out plates 91 are arranged at intervals and are parallel to each other.

The implementation principle of a compact variable frequency control cabinet in the embodiment of the application is as follows: when the control cabinet works, the module 61 starts to operate, heat generated by the module 61 is absorbed by the heat conducting plate 51 and exchanges heat with the module 61 quickly, at the moment, the fan 62 is opened, the fan 62 blows heat in the control cavity 31 out of the air outlet 92, the temperature in the control cabinet is reduced, the temperature of the module 61 during operation is reduced, the service life of the module 61 is prolonged, and the performance of the module 61 is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a compact variable frequency control cabinet, includes switch board body (1), its characterized in that: be provided with heat-conducting plate (51) in switch board body (1), be provided with a plurality of modules (61) in switch board body (1), it is a plurality of module (61) set up on heat-conducting plate (51), be connected through electric wire (93) between module (61) and module (61), be provided with insulation board (63) between module (61) and module (61).

2. The compact variable frequency control cabinet according to claim 1, characterized in that: the heat conducting plate (51) is made of copper, and the insulating plate (63) is made of resin.

3. The compact variable frequency control cabinet according to claim 2, characterized in that: be provided with connecting piece (4) on heat-conducting plate (51), heat-conducting plate (51) through connecting piece (4) with switch board body (1) links to each other, connecting piece (4) including fixed connection in connecting rod (41) in switch board body (1), heat-conducting plate (51) is passed in connecting rod (41), module (61) links to each other with heat-conducting plate (51) through the bolt.

4. The compact variable frequency control cabinet according to claim 3, characterized in that: connecting groove (53) have been seted up on connecting rod (41), connecting piece (4) still including slide connect in connecting block (42) in connecting groove (53), be provided with the drive in connecting groove (53) connecting block (42) stretch out connecting spring (54) in connecting groove (53), the both ends of connecting spring (54) link to each other with connecting groove (53) tank bottom and connecting block (42) respectively, heat-conducting plate (51) peg graft in between connecting block (42) and switch board body (1) inner wall, the lateral wall that heat-conducting plate (51) were kept away from in connecting block (42) is the direction inclined plane.

5. The compact variable frequency control cabinet according to claim 1, characterized in that: the control cabinet is characterized in that a fan (62) is arranged on the inner side wall of the control cabinet body (1), and a positioning piece (7) connected with the control cabinet body (1) is arranged on the fan (62).

6. The compact variable frequency control cabinet according to claim 5, characterized in that: a placing groove (64) is formed in the side wall of the control cabinet body (1), the fan (62) is inserted into the placing groove (64), and an air inlet (65) communicated with the inside of the control cabinet body (1) is formed in the placing groove (64).

7. The compact variable frequency control cabinet according to claim 6, characterized in that: the positioning piece (7) comprises a screw rod (71) rotatably connected to the side wall of the control cabinet body (1) and a positioning block (72) in threaded connection with the screw rod (71), and the positioning block (72) is tightly abutted to the fan (62).

8. The compact variable frequency control cabinet according to claim 7, characterized in that: the air outlet (92) has been seted up on another inside wall of switch board body (1), a plurality of play aerofoil (91) of fixedly connected with in air outlet (92), play aerofoil (91) are the slope setting.