CN216017564U - Heat dissipation device for power converter - Google Patents

Abstract

The utility model relates to the technical field of heat dissipation devices, in particular to a heat dissipation device for an electric power converter, which comprises a shell, an installation support lug, a plurality of heat dissipation fans and a component mounting plate, wherein the shell is provided with two fixing mechanisms, each fixing mechanism comprises a fixing seat, a fixing groove is formed in the fixing plate, the fixing plate is hinged with a rotating plate, the rotating plate is in threaded connection with two locking rods, a plurality of fixing holes are formed in the component mounting plate, each locking rod respectively passes through each fixing hole and is in threaded connection with each fixing groove, the shell is connected with a cooling box, the cooling box is provided with a water inlet, the cooling box is communicated with a water drainage pipe, the cooling box is provided with a semiconductor refrigerating sheet, the left end and the right end of the shell are both provided with windows, each window is connected with a metal filter screen, each metal filter screen is provided with a cleaning mechanism, the heat dissipation device is convenient to install components, the practicability is strong, and the heat dissipation can be realized rapidly, the radiating effect is better, and the cleanness of being convenient for simultaneously uses the reliability stronger.

Description

Heat dissipation device for power converter

Technical Field

The utility model relates to a heat abstractor technical field specifically is a heat abstractor for power converter.

Background

As is well known, a power converter is a high-voltage and high-output device, and its own temperature is high when it is used, so that it is necessary to dissipate heat.

Through the retrieval, patent publication is CN 211429180U's utility model discloses a heat abstractor for power converter, including body shell, fin, body upper cover, baffle, radiator fan, the utility model discloses in, adopted two kinds of modes on power converter's radiating mode, firstly dispel the heat through radiator fan, secondly dispel the heat through the fin, it is more abundant to power converter's inside heat dissipation like this, moreover avoided one of them damage of two kinds of heat abstractor to make its power converter can not normal use, set up dust extraction in power converter, we know and can produce many electrostatic phenomena in the course of the work to can be in time handled at a large amount of dusts of converter surface adsorption, can influence the life-span of converter certainly.

Its components and parts mounting panel fixed mounting is inside body shell, when installing components and parts, the user need use the screw to install components and parts on the components and parts mounting panel, but components and parts mounting panel fixed user needs handheld nut to wind components and parts mounting panel rear with nut and fix with screw, the installation is comparatively troublesome to it dispels the heat to components and parts through radiator fan, and the heat dissipation is slower, when components and parts high temperature, can not cool down the heat dissipation to it fast, so lead to its radiating effect relatively poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be convenient for install components and parts, the practicality is stronger to can dispel the heat fast, the radiating effect is better, is convenient for simultaneously clean, uses the power converter heat abstractor that the reliability is stronger.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a heat dissipation device for a power converter comprises a shell, a mounting lug, a plurality of heat dissipation fans and a component mounting plate, wherein each heat dissipation fan is mounted on the inner wall of the shell, two fixing mechanisms for fixing the component mounting plate are arranged in the shell, each fixing mechanism comprises a fixing seat, the fixing seats are fixedly mounted in the shell, fixing grooves are formed in the front ends of the fixing plates, a rotating plate is hinged to the front ends of the fixing plates, two locking rods are in threaded connection with the middle of the rotating plate, a plurality of fixing holes are formed in the component mounting plate, each locking rod penetrates through each fixing hole and is inserted into each fixing groove to be in threaded connection with each fixing groove, a cooling box is fixedly connected to the bottom end of the inner wall of the shell, a water inlet is formed in the top end of the cooling box, a drain pipe is communicated with the rear end of the cooling box and penetrates through the shell and extends to the outside, semiconductor refrigeration piece is installed to the rear end of cooling box, the window has all been seted up at both ends about the casing, the equal fixedly connected with metal filter screen of inner wall of each window, all installs clean mechanism on each metal filter screen.

Preferably, the cleaning mechanism comprises a rotating seat, the rotating seat is rotatably connected with the metal filter screen, a hairbrush is fixedly connected to the outer wall of the rotating seat, and the hairbrush is in contact with the metal filter screen.

Furthermore, the side wall of each rotating seat is fixedly connected with a rotating handle.

Still further, the top of the shell is hinged with a box door.

On the basis of the scheme, the inner wall of the water inlet is in threaded connection with a sealing cover.

(III) advantageous effects

Compared with the prior art, the utility model provides a heat abstractor for power converter possesses following beneficial effect:

1. this heat abstractor for power converter through setting up fixed establishment, is convenient for fix and dismantle the components and parts mounting panel, and the person of facilitating the use takes off the components and parts mounting panel and installs components and parts, makes installation components and parts more convenient, has improved the practicality of device.

2. This heat abstractor for power converter through setting up cooling box, semiconductor refrigeration piece, is convenient for when components and parts intensifies very fast, carries out the rapid cooling heat dissipation to components and parts, has improved the radiating effect of device.

3. This heat abstractor for power converter through setting up clean mechanism, is convenient for clear up the metal filter screen, can prevent that the metal filter screen from blockking up after using for a long time, has improved the use reliability of device.

Drawings

FIG. 1 is a schematic view of the present invention in a partial cross-sectional structure;

FIG. 2 is a schematic view of the top view structure of the cooling box, the component mounting plate and the fixing mechanism of the present invention;

fig. 3 is a left side view structure diagram of the middle cooling box, the component mounting plate and the semiconductor refrigeration sheet of the present invention;

fig. 4 is a schematic rear view of the present invention.

In the figure: 1. a housing; 2. mounting a support lug; 3. a heat radiation fan; 4. a component mounting plate; 5. a fixed seat; 6. fixing grooves; 7. a rotating plate; 8. a locking lever; 9. a fixing hole; 10. a cooling box; 11. a drain pipe; 12. a semiconductor refrigeration sheet; 13. a metal screen; 14. a rotating seat; 15. a brush; 16. rotating the handle; 17. a box door; 18. and (7) sealing the cover.

Detailed Description

Examples

Referring to fig. 1-4, a heat dissipation device for a power converter comprises a housing 1, a mounting lug 2, a plurality of heat dissipation fans 3 and a component mounting plate 4, wherein a door 17 is hinged to the top of the housing 1, so that a user can open the housing 1 to add water into a cooling box 10, each heat dissipation fan 3 is mounted on the inner wall of the housing 1, two fixing mechanisms for fixing the component mounting plate 4 are arranged inside the housing 1, each fixing mechanism comprises a fixing seat 5, the fixing seat 5 is fixedly mounted inside the housing 1, a fixing groove 6 is formed at the front end of the fixing plate, a rotating plate 7 is hinged to the front end of the fixing plate, two locking rods 8 are in threaded connection with the middle of the rotating plate 7, a plurality of fixing holes 9 are formed in the component mounting plate 4, each locking rod 8 penetrates through each fixing hole 9 and is inserted into each fixing groove 6 to be in threaded connection with each fixing groove 6, the fixing mechanism is convenient for fixing the component mounting plate 4 and disassembling the component mounting plate 4, a user can conveniently disassemble the component mounting plate 4 to install the component, so that the component can be more conveniently installed, the bottom end of the inner wall of the shell 1 is fixedly connected with the cooling box 10, the top end of the cooling box 10 is provided with a water inlet, the inner wall of the water inlet is in threaded connection with the sealing cover 18, the sealing cover 18 is convenient for sealing the cooling box 10 after water is added into the cooling box 10, the water in the cooling box 10 is prevented from spilling out to cause short circuit of the component, the use safety of the device is improved, the rear end of the cooling box 10 is communicated with the drain pipe 11, the drain pipe 11 penetrates through the shell 1 and extends to the outside, the drain pipe 11 is provided with a valve, the valve is positioned outside the shell 1, the rear end of the cooling box 10 is provided with the semiconductor refrigerating sheet 12, and the semiconductor refrigerating sheet 12 is convenient for refrigerating the water in the cooling box 10, the component mounting plate 4 is cooled by water, so that the components are cooled, the components can be rapidly cooled and dissipated, and the heat dissipation effect is improved.

It should be further noted that, the window has all been seted up at both ends about casing 1, the equal fixedly connected with metal filter screen 13 of inner wall of each window, all install clean mechanism on each metal filter screen 13, clean mechanism is including rotating seat 14, the equal fixedly connected with of lateral wall that each rotated seat 14 rotates handle 16, convenient to use person rotates and rotates seat 14, it rotates with metal filter screen 13 to rotate seat 14 to be connected, the outer wall fixedly connected with brush 15 who rotates seat 14, brush 15 and metal filter screen 13 contact, brush 15 is convenient for clean metal filter screen 13, can prevent that metal filter screen 13 from using for a long time and blockking up, the reliability in utilization of device has been improved.

To sum up, the working principle and the working process of the heat dissipation device for the power converter are that when the components are installed, firstly, a user rotates each locking rod 8, each locking rod 8 is separated from each fixing groove 6 and each fixing hole 9, then the user rotates the rotating plate 7 to one side far away from the middle part of the shell 1, the rotating plate 7 is rotated to two sides of the component installation plate 4, then the user takes out the component installation plate 4 and installs the components, after the installation, the user puts back the component installation plate 4 and rotates each rotating plate 7 to screw each locking rod 8, when the temperature of the components rises too fast, the user opens the box door 17 to add water into the cooling box 10, opens the semiconductor refrigeration sheet 12, the semiconductor refrigeration sheet 12 refrigerates the water, the water cools the component installation plate 4, and the component installation plate 4 cools and dissipates the heat of the components, after the heat dissipation is finished, a user opens a valve on the drain pipe 11 to discharge water, when the metal filter screen 13 needs to be cleaned, the user rotates the rotating handle 16, the rotating handle 16 drives the rotating seat 14 to rotate, the rotating seat 14 drives the hairbrush 15 to rotate, the hairbrush 15 brushes the metal filter screen 13 for cleaning, so that dust on the metal filter screen 13 drops, and the operation is completed.

Claims (5)

1. The utility model provides a heat abstractor for power converter, includes casing (1), installation journal stirrup (2), a plurality of radiator fan (3) and components and parts mounting panel (4), each radiator fan (3) all install on the inner wall of casing (1), its characterized in that: the device comprises a shell (1), wherein two fixing mechanisms used for fixing a component mounting plate (4) are arranged in the shell (1), each fixing mechanism comprises a fixing seat (5), the fixing seats (5) are fixedly arranged in the shell (1), fixing grooves (6) are formed in the front ends of the fixing plates, the front ends of the fixing plates are hinged with a rotating plate (7), two locking rods (8) are in threaded connection with the middle of the rotating plate (7), a plurality of fixing holes (9) are formed in the component mounting plate (4), each locking rod (8) penetrates through each fixing hole (9) and is inserted into each fixing groove (6) to be in threaded connection with each fixing groove (6), a cooling box (10) is fixedly connected to the bottom end of the inner wall of the shell (1), a water inlet is formed in the top end of the cooling box (10), a water drain pipe (11) is communicated with the rear end of the cooling box (10), and the drain pipe (11) penetrates through the shell (1) and extends to the outside, semiconductor refrigeration piece (12) are installed to the rear end of cooling box (10), the window has all been seted up at both ends about casing (1), the equal fixedly connected with metal filter screen (13) of inner wall of each window, all installs clean mechanism on each metal filter screen (13).

2. The heat dissipating apparatus for a power converter according to claim 1, wherein: the cleaning mechanism comprises a rotating seat (14), the rotating seat (14) is rotatably connected with the metal filter screen (13), a hairbrush (15) is fixedly connected to the outer wall of the rotating seat (14), and the hairbrush (15) is in contact with the metal filter screen (13).

3. The heat dissipating apparatus for a power converter according to claim 2, wherein: the side wall of each rotating seat (14) is fixedly connected with a rotating handle (16).

4. The heat dissipating apparatus for a power converter according to claim 3, wherein: the top of the shell (1) is hinged with a box door (17).

5. The heat dissipating apparatus for a power converter according to claim 4, wherein: the inner wall of the water inlet is in threaded connection with a sealing cover (18).

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