CN212785180U

CN212785180U - Frequency converter with quick heat dissipation function

Info

Publication number: CN212785180U
Application number: CN202021735038.0U
Authority: CN
Inventors: 刘洋; 刘显川
Original assignee: Shaanxi Juxin Kechuang Industrial Co ltd
Current assignee: Shaanxi Juxin Kechuang Industrial Co ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-03-23
Anticipated expiration: 2030-08-18

Abstract

The utility model relates to the technical field of frequency converters, in particular to a frequency converter with quick heat dissipation function, which comprises a frequency converter main body and a controller, wherein the right end of the frequency converter main body is fixedly connected with a heat dissipation device, one end of the heat dissipation device is communicated with a protective device, the protective device is fixedly connected with the frequency converter main body, the heat dissipation device comprises a fan, a fixed frame, a first sealing gasket, a connecting frame, a second sealing gasket, an air outlet shell, an adjusting screw rod, a fixed block and a motor, in the utility model, when the temperature sensor detects that the inner side temperature of the frequency converter main body is below the set range, the air outlet shell extends into the inner side of the fixed frame, the fan starts to work simultaneously, and the inner side of the frequency converter main body is quickly blown by the action of the fan, thereby quickening the dissipation of the heat inside the frequency converter main body.

Description

Frequency converter with quick heat dissipation function

Technical Field

The utility model relates to a converter technical field specifically is a converter with quick heat dissipation function.

Background

The frequency converter is a power control device which applies frequency conversion technology and microelectronic technology and controls an alternating current motor by changing the working power supply frequency mode of the motor, and mainly comprises a rectification unit (alternating current to direct current), a filtering unit, an inversion unit (direct current to alternating current), a braking unit, a driving unit, a detection unit microprocessing unit and the like.

Most simple structure of frequency conversion that appear in the existing market, the function is single, and the louvre is seted up to both ends inboard about the converter to general converter, makes the inboard heat of converter toward giving off outward gradually through the louvre, and the radiating efficiency is low, and the radiating effect is not good, consequently, proposes a converter with quick heat dissipation function to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a converter with quick heat dissipation function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a frequency converter with a quick heat dissipation function comprises a frequency converter main body and a controller, wherein the controller is fixedly connected to the inner side of the right end of the frequency converter main body, a temperature sensor is fixedly connected to the inner side of the right end of the frequency converter main body, a heat dissipation device is fixedly connected to the right end of the frequency converter main body, one end of the heat dissipation device is communicated with a protection device, the protection device is fixedly connected with the frequency converter main body, the heat dissipation device comprises a fan, a fixing frame, a first sealing gasket, a connecting frame, a second sealing gasket, an air outlet shell, an adjusting screw rod, a fixing block and a motor, the fan is fixedly connected to the inner side of the left end of the frequency converter main body, an outlet end of the fan is communicated with the connecting frame, the motor is fixedly connected to the inner side of the top end of the connecting frame, an adjusting screw rod is fixedly, the one end fixed connection of fixed block is by the air-out shell, the outside sliding connection of air-out shell has the sealed pad of second, and the sealed pad of second and connection frame fixed connection, the fixed frame of right-hand member fixedly connected with of converter main part, the first sealed pad of inboard fixedly connected with of fixed frame.

Preferably, the inner sides of the left end and the right end of the frequency converter main body are provided with heat dissipation holes.

Preferably, the first sealing gasket and the second sealing gasket are both made of rubber materials.

Preferably, the cross-sectional shape of the fixing frame is in a U-shaped arrangement.

Preferably, the protector includes a fixed cylinder, a stop block, a threaded ring, a filter screen, a pressing block, a support rod and a spring, the left end fixedly connected with of converter main part is fixed cylinder, and fixed cylinder and fan intercommunication, the inboard fixedly connected with stop block of fixed cylinder, the right-hand member of stop block is provided with the filter screen, the outside screwed connection of fixed cylinder has the threaded ring, the one end fixedly connected with support rod of threaded ring, the right-hand member fixedly connected with telescopic link of support rod.

Preferably, the other end fixedly connected with briquetting of telescopic link, the outside of telescopic link is provided with the spring, and the both ends of spring respectively with briquetting and bracing piece fixed connection.

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

1. in the utility model, when the temperature sensor detects that the temperature of the inner side of the frequency converter main body is below the set range, the air outlet shell retracts into the inner side of the connecting frame under the action of the motor, so that the air outlet shell does not block the heat dissipation hole on the right side, the heat is dissipated through the heat dissipation hole, when the temperature sensor detects that the temperature of the inner side of the frequency converter main body is below the set range, the air outlet shell extends into the inner side of the fixing frame, the fan starts to work at the same time, the inner side of the frequency converter main body is quickly blown under the action of the fan, thereby the heat dissipation of the inner side of the frequency converter main body is accelerated, the heat dissipation efficiency and the heat dissipation effect are improved, the temperature of the surface of the electronic component inside the frequency converter main body is quickly reduced, and the electronic component can not influence the use of the electronic component due to overhigh surface temperature, meanwhile, the loss of the electronic components is reduced, the service life of the electronic components is prolonged, the replacement times of the electronic components are reduced, and the use cost is further reduced.

2. The utility model discloses in, through the fixed section of thick bamboo, dog, screw ring, filter screen, briquetting, bracing piece and the spring that sets up, can prevent through the filter screen that the fan from inhaling the inboard of air-out shell to external foreign matter, cause the phenomenon of the inboard jam of air-out shell, be convenient for dismantle the change to the filter screen through the effect of screw ring simultaneously.

Drawings

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

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the internal mounting structure of the connection frame of the present invention;

fig. 4 is a schematic view of a top-down mounting structure of the fixing block of the present invention;

fig. 5 is the utility model discloses the mounting structure sketch map is looked sideways at to fixed frame.

In the figure: 1-a frequency converter main body, 2-a controller, 3-a heat dissipation device, 301-a fan, 302-a fixing frame, 303-a first sealing gasket, 304-a connecting frame, 305-a second sealing gasket, 306-an air outlet shell, 307-an adjusting screw rod, 308-a fixing block, 309-a motor, 4-a protection device, 401-a fixing cylinder, 402-a stop block, 403-a threaded ring, 404-a filter screen, 405-a pressing block, 406-a supporting rod, 407-a spring, 408-a telescopic rod and 5-a temperature sensor.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a frequency converter with a quick heat dissipation function comprises a frequency converter main body 1 and a controller 2, the inner side of the right end of the frequency converter main body 1 is fixedly connected with the controller 2, the inner side of the right end of the frequency converter main body 1 is fixedly connected with a temperature sensor 5, the right end of the frequency converter main body 1 is fixedly connected with a heat dissipation device 3, one end of the heat dissipation device 3 is communicated with a protection device 4, the protection device 4 is fixedly connected with the frequency converter main body 1, the heat dissipation device 3 comprises a fan 301, a fixing frame 302, a first sealing gasket 303, a connecting frame 304, a second sealing gasket 305, an air outlet shell 306, an adjusting screw 307, a fixing block 308 and a motor 309, the inner side of the left end of the frequency converter main body 1 is fixedly connected with the fan 301, the outlet end of the fan 301 is communicated with the connecting frame 304, the inner side of the top end of the connecting frame 304 is fixedly connected with the motor 309, the, one end fixed connection of fixed block 308 is by air outlet casing 306, and air outlet casing 306's outside sliding connection has the sealed 305 that fills up of second, and the sealed 305 and the connection frame 304 fixed connection of second, and fixed frame 302 of the right-hand member fixedly connected with of converter main part 1, the first sealed 303 that fills up of inboard fixedly connected with of fixed frame 302.

The inner sides of the left end and the right end of the frequency converter main body 1 are both provided with heat dissipation holes, which is convenient for air inside the frequency converter main body 1 to circulate, the first sealing gasket 303 and the second sealing gasket 305 are made of rubber materials, which is convenient for ensuring the sealing performance between the fixing frame 302, the connecting frame 304 and the air outlet casing 306, the cross section of the fixing frame 302 is in a U-shaped arrangement, which ensures that the fixing frame 302 does not interfere with the air outlet casing 306, the protection device 4 comprises a fixing cylinder 401, a stop block 402, a threaded ring 403, a filter screen 404, a pressing block 405, a support rod 406 and a spring 407, the left end of the frequency converter main body 1 is fixedly connected with the fixing cylinder 401, the fixing cylinder 401 is communicated with the fan 301, the inner side of the fixing cylinder 401 is fixedly connected with the stop block 402, the right end of the stop block 402 is provided with the filter screen 404, the outer side of, the other end fixedly connected with briquetting 405 of telescopic link 408, the outside of telescopic link 408 is provided with spring 407, and spring 407's both ends respectively with briquetting 405 and bracing piece 406 fixed connection, can carry out spacing fixedly to the filter screen 404 of different thickness through the effect of spring 407, telescopic link 408 and briquetting 405.

The working process is as follows: the utility model provides a power supply through external power source before using, converter main part 1 can monitor the temperature of converter main part 1 inboard at during operation temperature-sensing ware 5, when temperature-sensing ware 5 detects that the temperature of converter main part 1 inboard is higher than the temperature value that controller 2 set for, controller 2 control motor 309 takes adjusting screw 307 to rotate at the inboard of fixed block 308 this moment, make adjusting screw 307 take out wind shell 306 through fixed block 308 and move down along connecting frame 304 and first sealed pad 303, until out wind shell 306 through the inboard of second sealed pad 305 card entering fixed frame 302, controller 2 control fan 301 begins work simultaneously, fan 301 passes through filter screen 404, connecting frame 304, it blows into the wind fast to converter main part 1 inboard right side out wind shell 306 and converter main part 1 louvre, thereby accelerate the scattering and disappearing of the inboard heat of converter main part 1, when temperature-sensing ware 5 senses that the inboard temperature of converter main part 1 is less than the temperature value that controller 2 set for, controller 2 control motor 309 reverses, make air-out shell 306 retract the inboard of linkage frame 304, make converter main part 1 dispel the heat by oneself through the louvre, and when needs dismantle the clearance to filter screen 404, the staff anticlockwise rotates threaded ring 403, make threaded ring 403 pass through bracing piece 406, telescopic link 408 takes briquetting 405 to take off from solid fixed cylinder 401 is inboard, then alright take out filter screen 404, operate according to above opposite step during the installation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a converter with quick heat dissipation function, includes converter main part (1) and controller (2), its characterized in that: the temperature control device is characterized in that a controller (2) is fixedly connected to the inner side of the right end of the frequency converter main body (1), a temperature sensor (5) is fixedly connected to the inner side of the right end of the frequency converter main body (1), a heat dissipation device (3) is fixedly connected to the right end of the frequency converter main body (1), one end of the heat dissipation device (3) is communicated with a protection device (4), the protection device (4) is fixedly connected with the frequency converter main body (1), the heat dissipation device (3) comprises a fan (301), a fixing frame (302), a first sealing gasket (303), a connecting frame (304), a second sealing gasket (305), an air outlet casing (306), an adjusting screw (307), a fixing block (308) and a motor (309), the fan (301) is fixedly connected to the inner side of the left end of the frequency converter main body (1), the outlet end of the fan (301) is communicated with the connecting frame (304), and the motor (, the terminal fixedly connected with adjusting screw (307) of main shaft of motor (309), the outside spiral connection of adjusting screw (307) has fixed block (308), the one end fixed connection of fixed block (308) is by air-out shell (306), the outside sliding connection of air-out shell (306) has the sealed pad of second (305), and the sealed pad of second (305) and connection frame (304) fixed connection, fixed frame (302) of the right-hand member fixedly connected with of converter main part (1), the first sealed pad of inboard fixedly connected with (303) of fixed frame (302).

2. The frequency converter with the rapid heat dissipation function of claim 1, wherein: the inner sides of the left end and the right end of the frequency converter main body (1) are provided with heat dissipation holes.

3. The frequency converter with the rapid heat dissipation function of claim 1, wherein: the first sealing gasket (303) and the second sealing gasket (305) are both made of rubber materials.

4. The frequency converter with the rapid heat dissipation function of claim 1, wherein: the cross section of the fixing frame (302) is U-shaped.

5. The frequency converter with the rapid heat dissipation function of claim 1, wherein: protector (4) are including fixed section of thick bamboo (401), dog (402), screw ring (403), filter screen (404), briquetting (405), bracing piece (406) and spring (407), the left end fixedly connected with fixed section of thick bamboo (401) of converter main part (1), and fixed section of thick bamboo (401) and fan (301) intercommunication, the inboard fixedly connected with dog (402) of fixed section of thick bamboo (401), the right-hand member of dog (402) is provided with filter screen (404), the outside screw connection of fixed section of thick bamboo (401) has screw ring (403), the one end fixedly connected with bracing piece (406) of screw ring (403), the right-hand member fixedly connected with telescopic link (408) of bracing piece (406).

6. The frequency converter with the rapid heat dissipation function of claim 5, wherein: the other end fixedly connected with briquetting (405) of telescopic link (408), the outside of telescopic link (408) is provided with spring (407), and the both ends of spring (407) respectively with briquetting (405) and bracing piece (406) fixed connection.