CN214281273U

CN214281273U - Dustproof heat dissipation formula converter

Info

Publication number: CN214281273U
Application number: CN202120625886.4U
Authority: CN
Inventors: 钱伟; 钱凯
Original assignee: Hangzhou Hongyi Automation Technology Co ltd
Current assignee: Hangzhou Hongyi Automation Technology Co ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-09-24
Anticipated expiration: 2031-03-26

Abstract

The utility model discloses a dustproof heat dissipation formula converter, including left casing and right casing, two sets of mounting panels pass through fastening bolt fixed connection, the top of fixed block is connected with the inner casing, the inner chamber top of inner casing is connected with the circuit board, be equipped with converter subassembly and wiring end on the circuit board, the wiring end is connected with the plug-in components through the wire, a plurality of groups of logical grooves have been seted up at the top of left casing, it has dampproofing mechanism to peg graft in the logical groove, the right side wall of right casing has seted up the louvre, the inner chamber right side wall of right casing rotates and is connected with a plurality of groups of transmission shafts, the end connection of transmission shaft has bevel gear, the outer wall of transmission shaft is connected with the heat dissipation fan, the top of right casing is connected with driving motor, driving motor's bottom power take off end is connected with the driving shaft; the utility model has the advantages of reasonable design, loading and unloading are convenient, and the easy access is maintained, can reach good radiating effect, has improved the suitability of device.

Description

Dustproof heat dissipation formula converter

Technical Field

The utility model relates to a relevant equipment technical field of converter especially relates to a dustproof heat dissipation formula converter.

Background

The frequency converter is an electric 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 the motor. The frequency converter mainly comprises a rectifying unit, a filtering unit, an inverting unit, a braking unit, a driving unit, a detecting unit micro-processing unit and the like. The frequency converter adjusts the voltage and frequency of an output power supply by switching on and off an internal IGBT, provides the required power supply voltage according to the actual requirement of the motor, and further achieves the purposes of energy saving and speed regulation.

Along with the continuous improvement of industrial automation degree, the frequency converter is also widely applied to various environmental states, and the existing frequency converter has poor heat dissipation effect during working and influences the service life of the device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dustproof heat dissipation formula converter to overcome the technical problem who exists among the prior art.

In order to realize the technical purpose, the technical effect is achieved, the utility model provides a following technical scheme:

a dustproof heat dissipation type frequency converter comprises a left shell and a right shell, wherein one end of the left shell, which is close to the right shell, is connected with mounting plates, two groups of mounting plates are fixedly connected through fastening bolts, the bottom of an inner cavity of the left shell is connected with a fixing block, the top of the fixing block is connected with an inner shell, the top of the inner cavity of the inner shell is connected with a circuit board, the circuit board is provided with a frequency converter assembly and a wiring end, the wiring end is connected with an insert through a wire, the insert is embedded and installed on the left side wall of the left shell, the top of the left shell is provided with a plurality of groups of through grooves, a damp-proof mechanism is inserted and connected in the through grooves, the right side wall of the right shell is provided with a heat dissipation hole, the right side wall of the inner cavity of the right shell is rotatably connected with a plurality of groups of transmission shafts, the end parts of the transmission shafts are connected with bevel gears, and the outer walls of the transmission shafts are connected with heat dissipation fans, the top of the right shell is connected with a driving motor, the bottom power output end of the driving motor is connected with a driving shaft, the circumferential outer side wall of the driving shaft is connected with a plurality of groups of bevel gear rings, and the bevel gear rings are meshed with a transmission bevel gear.

Preferably, in the dustproof heat dissipation formula converter, the right-hand member of left casing has seted up the spacing groove, it has back the shape frame to peg graft in the spacing groove, it butts right casing to return shape frame right-hand member, it has the dust screen to return to be connected in the shape frame.

Preferably, in a dustproof heat dissipation formula converter, the right side wall of interior casing is connected with radiating fin, spiral heat exchange tube is installed to the lower extreme gomphosis of interior casing, the bottom of left side casing is connected with the stock solution box, install the semiconductor refrigeration piece on the stock solution box, stock solution box tip intercommunication spiral heat exchange tube, install the micropump on the spiral heat exchange tube.

Preferably, in the dustproof heat dissipation formula converter, dampproofing mechanism includes the ladder seat, logical groove is stretched into to ladder seat lower part, it accomodates the chamber to have seted up in the ladder seat, the upper and lower both ends spiro union in accomodating the chamber has the collar, the collar is connected with the filter screen, it has the silica gel drier to accomodate the intracavity packing.

Preferably, in a dustproof heat dissipation formula converter, the multiunit the transmission shaft equidistance distributes, the louvre is located between two sets of adjacent transmission shafts.

Preferably, in a dustproof heat dissipation formula converter, left side casing outer wall is connected with the controller, interior inner wall of the housing is connected with temperature sensor, controller electric connection temperature sensor, micropump, semiconductor refrigeration piece and driving motor.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has the advantages of reasonable design, left casing and right casing pass through mounting panel fixed assembly, return the shape frame and install at the spacing inslot, dampproofing mechanism can be taken out along logical groove, the collar can be unscrewed, the loading and unloading is convenient, easy to overhaul and maintain;

2. the device can isolate dust and impurities through the dust screen, double sealing is carried out on the frequency converter assembly by utilizing the inner shell, the dust and impurities are further prevented from invading into the circuit board, the normal operation of the frequency converter assembly is facilitated, the frequency converter assembly generates heat after being used for a long time, when the inner cavity of the inner shell reaches the preset temperature of the temperature sensor, the cooling liquid in the liquid storage box is introduced into the spiral heat exchange tube through the micropump, the cooling liquid is refrigerated through the semiconductor refrigerating sheet, most of heat is taken away while the cooling liquid in the spiral heat exchange tube flows, partial heat can be led out by utilizing the radiating fins, the driving shaft is driven to rotate through the driving motor, the bevel gear ring is meshed with the transmission bevel gear, so that the transmission shaft drives the radiating fan to rotate, thereby hot air is discharged along the radiating holes, and a good radiating effect can be achieved;

3. outside air can see through dampproofing mechanism and get into left casing in this device, and the chamber is accomodate to the collar spiro union, utilizes the filter screen to keep apart dirt miscellaneous, utilizes the silica gel drier can reach the dampproofing effect that absorbs water, has improved the suitability of device.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings 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 examples of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a schematic structural view of the middle damp-proof mechanism of the present invention.

In the figure: 1. a left housing; 2. a right housing; 3. mounting a plate; 4. a fixed block; 5. an inner housing; 6. a circuit board; 7. a frequency converter assembly; 8. a terminal; 9. a plug-in; 10. a through groove; 11. a moisture-proof mechanism; 12. heat dissipation holes; 13. a drive shaft; 14. a bevel gear; 15. a heat dissipation fan; 16. a drive motor; 17. a drive shaft; 18. a bevel gear ring; 19. a limiting groove; 20. a clip frame; 21. a dust screen; 22. a heat dissipating fin; 23. a spiral heat exchange tube; 24. a liquid storage box; 25. a semiconductor refrigeration sheet; 26. a micro-pump; 27. a controller; 28. a temperature sensor; 111. a step seat; 112. a receiving cavity; 113. a mounting ring; 114. filtering with a screen; 115. a silica gel desiccant.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment is a dustproof heat dissipation type frequency converter, which includes a left housing 1 and a right housing 2, wherein the adjacent ends of the left housing 1 and the right housing 2 are connected to mounting plates 3, the two sets of mounting plates 3 are fixedly connected by fastening bolts, the bottom of the inner cavity of the left housing 1 is connected to a fixing block 4, the top of the fixing block 4 is connected to an inner housing 5, the top of the inner cavity of the inner housing 5 is connected to a circuit board 6, the circuit board 6 is provided with a frequency converter assembly 7 and a wiring terminal 8, the wiring terminal 8 is connected to an insert 9 by a wire, the insert 9 is embedded and installed on the left side wall of the left housing 1, the top of the left housing 1 is provided with a plurality of groups of through grooves 10, a moisture-proof mechanism 11 is inserted into the through grooves 10, the right side wall of the right housing 2 is provided with heat dissipation holes 12, the right side wall of the inner cavity of the right housing 2 is rotatably connected to a plurality of sets of transmission shafts 13, the end of transmission shafts 13 is connected to a bevel gear 14, the outer wall of transmission shaft 13 is connected with cooling fan 15, and the top of right casing 2 is connected with driving motor 16, and the bottom power take off end of driving motor 16 is connected with driving shaft 17, and the circumference lateral wall of driving shaft 17 is connected with a plurality of bevel gear 18, and bevel gear 18 meshes transmission bevel gear 14.

The right end of the left shell 1 is provided with a limiting groove 19, a clip 20 is inserted in the limiting groove 19, the right end of the clip 20 is abutted against the right shell 2, and a dust screen 21 is connected in the clip 20.

The right side wall of the inner shell 5 is connected with a radiating fin 22, the lower end of the inner shell 5 is embedded with a spiral heat exchange tube 23, the bottom of the left shell 1 is connected with a liquid storage box 24, a semiconductor refrigerating sheet 25 is installed on the liquid storage box 24, the end part of the liquid storage box 24 is communicated with the spiral heat exchange tube 23, and a micro pump 26 is installed on the spiral heat exchange tube 23.

The moisture-proof mechanism 11 comprises a step seat 111, the lower part of the step seat 111 extends into the through groove 10, a containing cavity 112 is formed in the step seat 111, mounting rings 113 are screwed at the upper end and the lower end of the containing cavity 112, a filter screen 114 is connected in each mounting ring 113, and a silica gel desiccant 115 is filled in the containing cavity 112.

The transmission shafts 13 are distributed at equal intervals, and the radiating holes 12 are positioned between the two adjacent groups of transmission shafts 13, so that ventilation and heat dissipation are facilitated.

The outer wall of the left shell 1 is connected with a controller 27, the inner wall of the inner shell 5 is connected with a temperature sensor 28, and the controller 27 is electrically connected with the temperature sensor 28, the micro pump 26, the semiconductor refrigeration piece 25 and the driving motor 16, so that the operation of the assembly is controlled conveniently.

The utility model discloses a concrete implementation way does:

when the device is used, the left shell 1 and the right shell 2 are fixedly assembled through the mounting plate 3, the square frame 20 is installed in the limiting groove 19, dust impurities can be isolated through the dust screen 21, the frequency converter assembly 7 is sealed in a double mode through the inner shell 5, the dust impurities are further prevented from invading the circuit board 6, the normal operation of the frequency converter assembly 7 is facilitated, the frequency converter assembly 7 generates heat after being used for a long time, when the inner cavity of the inner shell 5 reaches the preset temperature of the temperature sensor 28, the controller 27 starts the micro pump 26, the semiconductor refrigerating sheet 25 and the driving motor 16, the cooling liquid in the liquid storage box 24 is introduced into the spiral heat exchange tube 23 through the micro pump 26, the cooling liquid is refrigerated through the semiconductor refrigerating sheet 25, most of heat is taken away when the cooling liquid in the spiral heat exchange tube 23 flows, partial heat can be derived through the heat dissipating fins 22, and the driving shaft 17 is driven to rotate through the driving motor 16, bevel gear 18 meshing transmission bevel gear 14 for transmission shaft 13 drives heat dissipation fan 15 and rotates, thereby discharges hot-air along louvre 12, can reach good radiating effect, and outside air can see through dampproofing mechanism 11 and get into left casing 1, and chamber 112 is accomodate to the 113 spiro unions of collar, and loading and unloading are convenient, utilizes filter screen 114 to keep apart the dirt miscellaneous, utilizes silica gel drier 115 can reach the dampproofing effect of absorbing water, has improved the suitability of device.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a dustproof heat dissipation formula converter, includes left casing (1) and right casing (2), its characterized in that: the inner cavity of the left shell (1) and the right shell (2) are connected with mounting plates (3), the two mounting plates (3) are fixedly connected through fastening bolts, the bottom of the inner cavity of the left shell (1) is connected with a fixing block (4), the top of the fixing block (4) is connected with an inner shell (5), the top of the inner cavity of the inner shell (5) is connected with a circuit board (6), the circuit board (6) is provided with a frequency converter assembly (7) and a wiring end (8), the wiring end (8) is connected with an insert (9) through a wire, the insert (9) is embedded and installed on the left side wall of the left shell (1), the top of the left shell (1) is provided with a plurality of groups of through grooves (10), a damp-proof mechanism (11) is inserted in the through grooves (10), the right side wall of the right shell (2) is provided with a heat dissipation hole (12), the right side wall of the inner cavity of the right shell (2) is rotatably connected with a plurality of groups of transmission shafts (13), the end connection of transmission shaft (13) has bevel gear (14), the outer wall connection of transmission shaft (13) has heat dissipation fan (15), the top of right side casing (2) is connected with driving motor (16), the bottom power take off end of driving motor (16) is connected with driving shaft (17), the circumference lateral wall of driving shaft (17) is connected with a plurality of sets of awl ring gear (18), awl ring gear (18) meshing transmission bevel gear (14).

2. The dustproof heat dissipation type frequency converter according to claim 1, wherein: the right end of the left shell (1) is provided with a limiting groove (19), a square frame (20) is inserted in the limiting groove (19), the right end of the square frame (20) is abutted to the right shell (2), and a dust screen (21) is connected in the square frame (20).

3. The dustproof heat dissipation type frequency converter according to claim 1, wherein: the right side wall of interior casing (5) is connected with radiating fin (22), spiral heat exchange tube (23) are installed to the lower extreme gomphosis of interior casing (5), the bottom of left side casing (1) is connected with liquid storage box (24), install semiconductor refrigeration piece (25) on liquid storage box (24), liquid storage box (24) tip intercommunication spiral heat exchange tube (23), install micropump (26) on spiral heat exchange tube (23).

4. The dustproof heat dissipation type frequency converter according to claim 1, wherein: dampproofing mechanism (11) are including step seat (111), step seat (111) lower part stretches into logical groove (10), it accomodates chamber (112) to have seted up in step seat (111), the upper and lower both ends spiro union of accomodating chamber (112) has collar (113), collar (113) in-connection has filter screen (114), it is filled with silica gel drier (115) to accomodate chamber (112).

5. The dustproof heat dissipation type frequency converter according to claim 1, wherein: the transmission shafts (13) are distributed at equal intervals, and the heat dissipation holes (12) are located between the two adjacent groups of transmission shafts (13).

6. The dustproof heat dissipation type frequency converter according to claim 3, wherein: the outer wall of the left shell (1) is connected with a controller (27), the inner wall of the inner shell (5) is connected with a temperature sensor (28), and the controller (27) is electrically connected with the temperature sensor (28), a micro pump (26), a semiconductor refrigeration piece (25) and a driving motor (16).