CN218940929U - Heat abstractor of frequency converter - Google Patents

Abstract

The utility model relates to a converter heat abstractor, including the converter main part, the converter main part sets up in the electric cabinet, be provided with the heat exchanger on the electric cabinet in the converter main part, one side of heat exchanger is provided with the fan rather than the intercommunication, installs the cover has the kuppe on the electric cabinet of converter main part, the department is connected with the honeycomb duct in the middle of above the kuppe, be connected with the back flow on the heat exchanger, the middle department on the back flow is connected to the one end of honeycomb duct, the bottom of back flow is provided with the collecting bottle, through installing the negative pressure of cooling system self of air compressor machine on the electric cabinet, the heat that produces the during operation of converter is absorbed away to reach good radiating effect, guarantee that the converter cooling is normal, reduce the fault rate of product.

Description

Heat abstractor of frequency converter

Technical Field

The application relates to the technical field of frequency converter heat dissipation, in particular to a frequency converter heat dissipation device.

Background

Because the converter can produce a large amount of heat at the in-process of work, in order to guarantee the normal operating of converter, heat abstractor among the prior art can install little fan on the electric cabinet of converter, utilizes the work of little fan to cool down to the converter, because the operational environment of converter and the product reason of little fan self often can damage, can influence the converter operation, consequently remains to improve.

Disclosure of Invention

In order to solve the problems set forth in the background art, the present application provides a heat dissipating device of a frequency converter.

The application provides a converter heat abstractor adopts following technical scheme:

the utility model provides a converter heat abstractor, includes the converter main part, the converter main part sets up in the electric cabinet, be provided with the heat exchanger on the electric cabinet in the converter main part, one side of heat exchanger is provided with the fan rather than the intercommunication, installs the cover has the kuppe on the electric cabinet of converter main part, the department is connected with the honeycomb duct in the middle of above the kuppe, be connected with the back flow on the heat exchanger, the middle department on the back flow is connected to the one end of honeycomb duct, the bottom of back flow is provided with the collecting bottle.

Preferably, one end of the flow guide pipe inserted into the return pipe is connected with a baffle cover, and the baffle cover is in a frustum shape.

Preferably, the bottom of back flow is connected with the bottom cover that the inner wall set up the screw thread, the opening has been seted up to the department in the middle of the bottom cover is gone up, the top of collecting bottle is connected with the screwed pipe, the screwed pipe passes through the screw thread and turns tightly in the bottom cover, just the collecting bottle is the transparent bottle, be close to top department on the screwed pipe and be provided with extrusion.

Preferably, two baffles are arranged at the lower part of the opening of the inner wall of the bottom cover, sliding blocks are arranged on the two baffles, and sliding grooves for the sliding blocks to slide are formed in the upper inner wall of the bottom cover.

Preferably, the L-shaped rods are connected to one sides of the baffle plates far away from each other, the movable clamping sleeves in the grooves at one ends of the L-shaped rods far away from the baffle plates are provided with rollers, and springs are connected between one side of the baffle plates far away from each other and the inner wall of the bottom cover.

In summary, the present application includes the following beneficial technical effects:

1. according to the utility model, the air guide cover is arranged on the frequency converter, the air guide cover is communicated with the heat exchanger through the guide pipe and the return pipe, the fan is arranged on the heat exchanger, and the heat generated by the frequency converter during working is absorbed through the negative pressure of the cooling system of the air compressor arranged on the electric cabinet, so that a good heat dissipation effect is achieved, the frequency converter is ensured to be cooled normally, and the failure rate of products is reduced; the collecting bottle is arranged at the bottom end of the return pipe, so that the return pipe can collect water drops generated by condensation of hot air generated by the working of the frequency converter main body in the heat exchanger into the collecting bottle, the problem that the generated water drops directly flow back to the frequency converter in the electric cabinet to cause damage to the electric frequency converter is avoided, and the safety is higher; a baffle cover is arranged at one end of the guide pipe inserted into the return pipe, the baffle cover is in a frustum shape, and the problem that water drops flow back to the frequency converter can be better reduced by utilizing the shielding effect of the baffle cover;

2. the bottom end of the return pipe is connected with the bottom cover, the inner wall of the return pipe is provided with threads, the collecting bottle is rotatably connected to the bottom cover through the threaded pipe, and the collecting bottle is a transparent bottle, so that when water collected in the collecting bottle needs to be cleaned, the threaded pipe can be directly rotated from the bottom cover, and the collecting bottle is detached, thereby being convenient for cleaning work;

3. two baffles are arranged below an opening in the bottom cover, which is communicated with the bottom end of the return pipe, the baffles are arranged in a chute formed in the upper inner wall of the bottom cover in a sliding way through a sliding block, when the collecting bottle is disassembled and cleaned, the sliding of the sliding block in the chute can be utilized to drive the baffles to move to shield the opening, so that condensed water flowing in the return pipe is prevented from directly dripping, and the frequency converter can work normally; the spring is connected between the baffle and the inner wall of the bottom cover, one end of the L-shaped rod connected with one end of the baffle is provided with the roller, the top end of the threaded pipe is provided with the extrusion part, so that when the collecting bottle is installed by rotating the threaded pipe on the bottom cover, the two baffles can be pushed to move towards one side far away from each other through extrusion of the roller at one end of the L-shaped rod, and the opening is opened, so that the collecting bottle can collect condensed water.

Drawings

Fig. 1 is a schematic structural diagram of a heat dissipating device of a frequency converter according to an embodiment of the present application;

fig. 2 is an enlarged view of a structure of a radiator of a frequency converter in an embodiment of the present application;

fig. 3 is an enlarged view of a B-site structure of a heat dissipating device of a frequency converter according to an embodiment of the present application.

Reference numerals illustrate: 1. a frequency converter main body; 2. a heat exchanger; 3. a blower; 4. a flow guiding pipe; 5. a return pipe; 6. a collection bottle; 7. a bottom cover; 8. an opening; 9. a baffle; 10. a slide block; 11. a chute; 12. a spring; 13. a threaded tube; 14. a roller; 15. an L-shaped rod; 16. an extrusion part; 17. a shield; 18. a guide cover.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a frequency converter heat abstractor. Referring to fig. 1-3, the frequency converter heat abstractor, including frequency converter main part 1, frequency converter main part 1 sets up in the electric cabinet, be provided with heat exchanger 2 on the electric cabinet on the frequency converter main part 1, one side of heat exchanger 2 is provided with rather than the fan 3 of intercommunication, the cover has kuppe 18 on the electric cabinet of installation frequency converter main part 1, the department is connected with honeycomb duct 4 above the kuppe 18, be connected with back flow 5 on the heat exchanger 2, the one end of honeycomb duct 4 is connected in the middle part on back flow 5, the bottom of back flow 5 is provided with collecting bottle 6, with the electric cabinet through kuppe 18, honeycomb duct 4 and back flow 5 and heat exchanger 2 intercommunication, can carry out good heat dissipation to the heat that frequency converter main part 1 during operation, guarantee the normal work of frequency converter main part 1, reduce the product fault rate, and back flow 5 and collecting bottle 6's setting, the comdenstion water that conveniently produces because of condensation phenomenon in heat exchanger 2, and then avoid the comdenstion water to flow back to frequency converter main part 1 and lead to its room that damages, be connected with the fender 17 on the one end in the back flow pipe 5, fender 17 is connected with in the back flow 5 in the one end of the back flow, fender 17 is in the taper table shape, fender 17 is kept off, can reduce the problem that can reflux on the frequency converter main part 1.

Referring to figures 1 and 2, the bottom end of the return pipe 5 is connected with a bottom cover 7 with threads arranged on the inner wall, an opening 8 is formed in the middle of the upper surface of the bottom cover 7, the top end of the collecting bottle 6 is connected with a threaded pipe 13, the threaded pipe 13 is tightly screwed in the bottom cover 7 through threads, the collecting bottle 6 is a transparent bottle, an extrusion part 16 is arranged on the threaded pipe 13 near the top end, when the collecting bottle 6 is dismounted by rotating the threaded pipe 13 on the bottom cover 7, collected condensed water is conveniently cleaned, two baffles 9 are arranged on the inner wall of the bottom cover 7 below the opening 8, sliding blocks 10 are arranged on the upper surfaces of the two baffles 9, sliding grooves 11 for the sliding blocks 10 are formed in the upper inner wall of the bottom cover 7, the cross sections of the sliding blocks 10 and the sliding grooves 11 are in a T shape, the problem that the baffles 9 fall off from the bottom cover 7 is avoided, when the collecting bottle 6 is dismounted, the sliding blocks 10 in the sliding grooves 11 can be utilized, the two baffles 9 are driven to move and tightly cling to each other to close the opening 8, the problem that condensed water in the return pipe 5 drops directly in the process of cleaning the collecting bottle 6 is avoided, one side of the lower surfaces of the two baffles 9, which are far away from each other, is connected with an L-shaped rod 15, a roller 14 is sleeved in a groove of the L-shaped rod 15, which is far away from one end of the baffles 9, a spring 12 is connected between one side of the two baffles 9, which is far away from each other, and the inner wall of the bottom cover 7, and when the collecting bottle 6 is dismounted on the bottom cover 7, the two baffles 9 can be automatically pushed to move to cover the opening 8 under the action of the elasticity of the spring 12, when the bottom cover 7 is transferred into the threaded pipe 13, the extruding part 16 on the threaded pipe 13 extrudes the roller 14, the two baffles 9 are pushed to move reversely through the L-shaped rod 15, and then the opening 8 is opened, so that the collecting bottle 6 can collect condensed water normally.

The implementation principle of the frequency converter heat dissipation device of the embodiment of the application is as follows: firstly, the heat generated by the converter main body 1 in the electric cabinet during operation can be negative pressure formed in the heat exchanger 2 in the electric cabinet cooling system, the heat generated by the converter main body 1 in the electric cabinet during operation is sucked through the guide cover 18, the guide pipe 4 and the return pipe 5, the heat generated by the converter main body 1 is timely radiated, the normal operation of the converter main body 1 is ensured, the failure rate is reduced, condensed water deformed in the heat exchanger 2 can be collected into the collecting bottle 6 by utilizing the return pipe 5, the problem that the condensed water is damaged due to direct backflow to the converter main body 1 can be avoided by matching with the function of the baffle cover 17, when the condensed water collected in the collecting bottle 6 needs to be cleaned, the threaded pipe 13 can be directly rotated from the bottom cover 7, the collecting bottle 6 is detached from the bottom cover 7 for cleaning, meanwhile, the two baffles 9 can be pushed to move and abut together under the elastic force of the spring 12, the opening 8 is blocked, the problem of direct dripping in the return pipe 5 is avoided, and the electric cabinet has a simple structure and practical function.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (5)

1. The utility model provides a converter heat abstractor, includes converter main part (1), its characterized in that: the frequency converter is characterized in that the frequency converter main body (1) is arranged in an electric cabinet, a heat exchanger (2) is arranged on the electric cabinet on the frequency converter main body (1), a fan (3) communicated with the heat exchanger (2) is arranged on one side of the heat exchanger (2), a guide cover (18) is sleeved on the electric cabinet of the frequency converter main body (1), a guide pipe (4) is connected to the middle part above the guide cover (18), a return pipe (5) is connected to the heat exchanger (2), one end of the guide pipe (4) is connected to the middle part on the return pipe (5), and a collecting bottle (6) is arranged at the bottom end of the return pipe (5).

2. The inverter heat sink of claim 1 wherein: one end of the guide pipe (4) inserted into the return pipe (5) is connected with a baffle cover (17), and the baffle cover (17) is in a frustum shape.

3. The inverter heat sink of claim 1 wherein: the bottom of back flow (5) is connected with bottom cover (7) that the inner wall set up the screw thread, opening (8) have been seted up to department in the middle of the top of bottom cover (7), the top of collecting bottle (6) is connected with screwed pipe (13), screwed pipe (13) are tightly in bottom cover (7) through the screw thread, just collecting bottle (6) are the transparent bottle, be close to top department on screwed pipe (13) and be provided with extrusion portion (16).

4. A transducer heat sink according to claim 3, wherein: two baffles (9) are arranged at the lower part of the opening (8) of the inner wall of the bottom cover (7), sliding blocks (10) are arranged on the two baffles (9), and sliding grooves (11) for the sliding blocks (10) to slide are formed in the upper inner wall of the bottom cover (7).

5. The inverter heat sink of claim 4 wherein: the lower sides of the two baffles (9) are respectively connected with an L-shaped rod (15), a roller (14) is sleeved in a movable sleeve in a groove at one end of each L-shaped rod (15) away from the baffle (9), and a spring (12) is connected between one side of each baffle (9) and the inner wall of the bottom cover (7).

Images