High-power heat dissipation module assembly

Abstract

The utility model relates to the technical field of heat dissipation of high-power power supplies, in particular to a high-power heat dissipation module assembly, which comprises a base, a slide rail mounted above the base in a sliding manner, a frame fixedly mounted on one side above the slide rail, a high-frequency transformer fixedly mounted in the frame, a fan fixedly mounted above the frame, a resonant inductor fixedly mounted above the fan, and a high-frequency transformer fixedly mounted in the high-frequency transformer. A supporting frame connected with the frame in a fastened mode is arranged on the periphery of the draught fan. The other side of the upper part of the slide rail is fixedly provided with an I-GBT power module group, and the upper part of the I-GBT power module group is provided with an air duct. Pulley assemblies are fixedly installed above the supporting frame and the air duct and installed in the hoisting guide rail in a sliding mode. According to the utility model, the heat dissipation capability of the whole structure is further improved, the normal use of the high-power power supply is ensured, the assembly structure is redesigned, the operation difficulty of later maintenance is reduced, and maintenance personnel can conveniently carry out overhaul and maintenance in a short time, so that the high-power power supply has a very wide application prospect.

Description

Technical Field

[0001] The utility model relates to the technical field of high-power power supply heat dissipation, and specifically discloses a high-power heat dissipation module assembly. Background Art

[0002] At present, in new energy industries such as photovoltaic and wind energy, to improve the convenience of inverter testing and verification, it is usually necessary to pre-assemble high-power power modules in advance. This power module has the function of energy feedback to the power grid, can operate in four quadrants, can save a large amount of energy consumption to reduce operating costs, and can simulate abnormal conditions of various power grids, so as to cooperate to complete the tests of over-voltage and under-voltage, over-frequency and under-frequency, imbalance and anti-islanding protection functions, and meet the test requirements of relevant regulations.

[0003] At the initial stage of the design of high-power power supplies, in order to improve space utilization, designers need to compactly place each module of the high-power power supply in a limited space, making the overall design space and volume relatively compact, and its power consumption per unit volume is also relatively high; and the internal space between each module is also relatively compact. On the one hand, it affects the heat dissipation function of each module of the high-power power supply. Poor heat dissipation capacity will cause high-temperature error reporting faults, affecting the normal use of the high-power power supply; at the same time, the compact layout makes the later maintenance of the high-power power supply more difficult, and maintenance personnel need to spend more time and energy for inspection and maintenance. Summary of the Utility Model

[0004] Aiming at the problems of poor heat dissipation capacity and great difficulty in later maintenance in the space layout design of current high-power power modules, the utility model provides a high-power heat dissipation module assembly.

[0005] To solve the above problems, the utility model provides the following technical solutions:

[0006] A high-power heat dissipation module assembly includes a base. A slide rail is slidably installed above the base. A frame is fixedly installed on one side above the slide rail. A high-frequency transformer is fixedly installed inside the frame. A fan is fixedly installed above the frame. A resonant inductor is fixedly installed above the fan. A support frame tightly connected to the frame is arranged around the fan. An IGBT power module is fixedly installed on the other side above the slide rail. An air duct is arranged above the IGBT power module. Pulley assemblies are fixedly installed above both the support frame and the air duct. The pulley assemblies are slidably installed in a hoisting guide rail.

[0007] Preferably, ear slots are symmetrically arranged on both sides of the upper part of the base. U-shaped slots are symmetrically arranged on both sides of the lower part of the slide rail. The U-shaped slots are arranged inside the ear slots and the outer slot walls of the U-shaped slots are in sliding fit with the inner slot walls of the ear slots.

[0008] Preferably, a first air guide cover is fixedly installed on the periphery of the frame, a second air guide cover is fixedly installed on the peripheries of the fan and the resonant inductor, the opening of the first air guide cover is arranged downward, and the opening of the second air guide cover is arranged upward.

[0009] Preferably, a damping seat is fixedly installed at the bottom inside the frame, a first stabilizing plate is placed on the top of the high-frequency transformer, and the first stabilizing plate and the damping seat are stably connected by a first long bolt.

[0010] Preferably, a fan housing is arranged on the periphery of the fan, the bottom of the fan housing is tightly connected to the top of the frame, air outlets are arranged on both sides of the top of the fan housing, and the air outlets are arranged inside the second air guide cover.

[0011] Preferably, a second stabilizing plate is fixedly installed on the top of the fan housing, a third stabilizing plate is placed on the top of the resonant inductor, and the second stabilizing plate and the third stabilizing plate are stably connected by a second long bolt.

[0012] Preferably, a cross beam is fixedly installed on the base, the cross beam is arranged on the side of the frame, a housing is fixedly installed above the cross beam, the IGBT power module is stably installed inside the housing, and the air duct is fixedly installed on the top of the housing and is communicated with the IGBT power module.

[0013] Preferably, a through groove is arranged inside the hoisting guide rail, the pulley assembly includes a plurality of pulleys arranged in the through groove, the pulleys are slidably matched with the inner wall of the through groove, the plurality of pulleys are rotatably installed on both sides of the bearing plate, and a third long bolt is fixedly installed inside the bearing plate, and the end of the third long bolt is tightly connected to the support frame and the air duct.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] In the utility model, the fan can timely export the heat generated during the operation of the high-frequency transformer and the resonant inductor, and form a heat dissipation air flow path from bottom to top, thereby improving the heat dissipation capacity of the overall equipment. By setting the sliding fit structure of the slide rail and the base, and by setting the sliding fit structure of the pulley assembly and the hoisting guide rail, the support frame can be flexibly assembled between the base and the hoisting guide rail, and maintenance personnel can flexibly move the support frame during maintenance operations, thereby facilitating maintenance and repair operations; the utility model further improves the heat dissipation capacity of the overall structure, ensures the normal use of the high-power power supply, and redesigns the assembly structure, reducing the operation difficulty of later maintenance and facilitating maintenance personnel to carry out maintenance and repair in a short time. Therefore, it has a very wide application prospect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] To more clearly illustrate the technical solution of the present utility model, the following will briefly introduce the attached drawings required for the description. Obviously, the attached drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other attached drawings can also be obtained based on these attached drawings;

[0017] Figure 1 Schematic diagram of the overall structure of the present utility model;

[0018] Figure 2 Schematic diagram of the ear groove and U-shaped groove structures of the present utility model;

[0019] Figure 3 Schematic diagram of the fan housing structure of the present utility model;

[0020] Figure 4 For Figure 3 Enlarged schematic diagram of the structure at A in

[0021] Figure 5 Schematic diagram of the air outlet structure of the present utility model;

[0022] Figure 6 Schematic diagram of the housing installation structure of the present utility model;

[0023] Figure 7 Schematic diagram of the through groove structure of the present utility model;

[0024] In the figure: 1. Base, 2. Slide rail, 3. Frame, 4. High-frequency transformer, 5. Fan, 6. Resonant inductor, 7. Support frame, 8. IGBT power module, 9. Air duct, 10. Pulley assembly, 1001. Pulley, 1002. Bearing plate, 1003. Third long bolt, 11. Hoisting guide rail, 12. Ear groove, 13. U-shaped groove, 14. First air guide cover, 15. Second air guide cover, 16. Vibration damping seat, 17. First stabilizing plate, 18. First long bolt, 19. Fan housing, 20. Air outlet, 21. Second stabilizing plate, 22. Third stabilizing plate, 23. Second long bolt, 24. Cross beam, 25. Housing, 26. Through groove. Detailed implementation manners

[0025] To make the purpose, features, and advantages of the present utility model more obvious and understandable, the following will clearly and completely describe the technical solutions in the present utility model in conjunction with the attached drawings in the specific embodiments of the present utility model. Obviously, the embodiments described below are only some embodiments of the present utility model, rather than all embodiments. Based on the embodiments in this patent, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of this patent.

[0026] This specific embodiment provides a high-power heat dissipation module assembly, as Figures 1 - 7 shown; it includes a base 1, the base 1 is composed of two horizontally arranged square beams, a slide rail 2 is slidably installed above the base 1, there are two slide rails 2 respectively corresponding to the two square beams one by one, on both sides of the upper part of each square beam of the base 1, ear grooves 12 are symmetrically arranged, on both sides of the lower part of each slide rail 2, U-shaped grooves 13 are symmetrically arranged, the U-shaped grooves 13 are arranged inside the ear grooves 12 and the outer groove walls of the U-shaped grooves 13 are in sliding fit with the inner groove walls of the ear grooves 12. By setting the matching mechanism of the ear grooves 12 and the U-shaped grooves 13, the base 1 and the slide rail 2 can be stably assembled together, and the slide rail 2 can slide on the base 1, thereby improving the flexibility of the slide rail 2.

[0027] On one side above the slide rail 2, a frame 3 is fixedly installed, the bottom of the frame 3 is tightly connected to the upper part of the slide rail 2, and a high-frequency transformer 4 is fixedly installed inside the frame 3; a damping seat 16 is fixedly installed at the bottom inside the frame 3, a first stabilizing plate 17 is placed on the top of the high-frequency transformer 4, and the first stabilizing plate 17 and the damping seat 16 are stably connected by a first long bolt 18; by setting the connection structure of the first stabilizing plate 17 and the damping seat 16, the high-frequency transformer 4 can be stably installed inside the frame 3, and at the same time, the vibration influence of the high-frequency transformer 4 during operation on the overall equipment can be reduced.

[0028] A first air guide cover 14 is fixedly installed on the periphery of the frame 3, the high-frequency transformer 4 is arranged inside the first air guide cover 14, and the opening of the first air guide cover 14 faces downward. A fan 5 is fixedly installed above the frame 3, the air suction port of the fan 5 faces downward, a fan housing 19 is arranged outside the fan 5, the bottom of the fan housing 19 is tightly connected to the top of the frame 3, air outlets 20 are arranged on both sides of the top of the fan housing 19, and the fan 5 can suck the air flow in the first air guide cover 14 and discharge it from the air outlets 20. A second stabilizing plate 21 is fixedly installed on the top of the fan housing 19, a resonant inductor 6 is fixedly installed on the second stabilizing plate 21, a support frame 7 tightly connected to the frame 3 is arranged outside the fan 4 and the resonant inductor 6, and a second air guide cover 15 is fixedly installed on the outside of the support frame 7, and the opening of the second air guide cover 15 faces upward; a third stabilizing plate 22 is placed on the top of the resonant inductor 6, and the second stabilizing plate 21 and the third stabilizing plate 22 are stably connected by a second long bolt 23. The air flow discharged from the air outlets 20 of the fan housing 19 can directly enter the second air guide cover 15 and be directly discharged from the upper opening of the second air guide cover 15, thereby forming a complete air circulation path, so as to facilitate the heat dissipation of the high-frequency transformer 4 and the resonant inductor 6.

[0029] A crossbeam 24 is fixedly installed on the base 1. There are two crossbeams 24, which are perpendicularly arranged to the square beam of the base 1. Both crossbeams 24 are arranged on the side of the frame 3. A housing 25 is fixedly installed above the crossbeam 24. The housing 25 is vertically installed above the crossbeam 24. An IGBT power module 8 is fixedly installed inside the housing 25. The IGBT power module 8 is arranged on the side of the high-frequency transformer 4 and the resonant inductor 6. The bottom of the IGBT power module 8 is firmly connected to the crossbeam 24. A wind tunnel 9 is arranged above the IGBT power module 8. The air outlet of the wind tunnel 9 faces outward. By arranging the wind tunnel 9, the heat generated by the IGBT power module 8 can be dissipated in time, thus ensuring the normal operation of the IGBT power module 8.

[0030] Pulley assemblies 10 are installed on the tops of the support frame 7 and the wind tunnel 9. There are four pulley assemblies 10 in total. Two pulley assemblies 10 are arranged on the top of the support frame 7, and the remaining two pulley assemblies 10 are arranged on the top of the wind tunnel 9. Each pulley assembly 10 includes a plurality of pulleys 1001. There are four pulleys 1001. The four pulleys 1001 are rotatably installed on both sides of the receiving plate 1002. A third long bolt 1003 is fixedly installed inside the receiving plate 1002. The end of the third long bolt 1003 can be firmly connected to the support frame 7 and the wind tunnel 9. Hoisting guide rails 11 are arranged above the support frame 7 and the wind tunnel 9. A through groove 26 is arranged inside the hoisting guide rail 11. The pulleys 1001 are all arranged in the through groove 26 and are slidably matched with the inner groove wall of the through groove 26. By arranging the connection structure of the pulley assembly 10, on the one hand, the support frame 7, the wind tunnel 9 and the hoisting guide rail 11 can be firmly connected, thus ensuring the stability of the overall equipment. On the other hand, it is convenient to disassemble the hoisting guide rail 11, thus improving the convenience.

[0031] The working principle of the present utility model is as follows:

[0032] When installing the high-power heat dissipation module assembly, construction personnel can firmly connect the base 1, the hoisting guide rail 11 to the external frame, so as to stably install the overall equipment in the external frame. When the overall equipment is running, the fan 5 can suck out the heat in the first air guide cover 14 and send it to the external environment through the second air guide cover 15, thus forming a complete heat dissipation path, so that the heat generated during the operation of the high-frequency transformer 4 and the resonant inductor 6 can be dissipated in time; and, the air duct 9 can export the IGBT power module 8, so that the heat generated during the operation of the IGBT power module 8 can be dissipated in time, so as to ensure that each module is in a normal suitable temperature environment and ensure its normal operation. When maintenance personnel need to perform regular maintenance on each module, they can directly pull the frame 3 and the cross beam 24, so that the slide rail 2 slides on the base 1, and the pulley 1001 slides in the through groove 26, so as to pull out the high-frequency transformer 4, the resonant inductor 6 and the IGBT power module 8 from the external frame, thus facilitating the maintenance personnel to carry out maintenance and repair.

[0033] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be obvious to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to these embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A high-power heat dissipation module assembly, comprising a base (1), characterized in that: A slide rail (2) is slidably mounted above the base (1); a frame (3) is fixedly mounted on one side above the slide rail (2); a high-frequency transformer (4) is fixedly mounted inside the frame (3); a fan (5) is fixedly mounted above the frame (3); a resonant inductor (6) is fixedly mounted above the fan (5); a support frame (7) is arranged on the periphery of the fan (5) and is tightly connected to the frame (3); an IGBT power module (8) is fixedly mounted on the other side above the slide rail (2); a wind tube (9) is arranged above the IGBT power module (8); a pulley assembly (10) is fixedly mounted above the support frame (7) and the wind tube (9); the pulley assembly (10) is slidably mounted inside a lifting guide rail (11).

2. A high-power heat dissipation module assembly according to claim 1, characterized in that: Ear grooves (12) are symmetrically arranged on both sides of the upper portion of the base (1), and U-shaped grooves (13) are symmetrically arranged on both sides of the lower portion of the slide rail (2). The U-shaped grooves (13) are arranged inside the ear grooves (12), and the outer groove walls of the U-shaped grooves (13) are slidably matched with the inner groove walls of the ear grooves (12).

3. A high-power heat dissipation module assembly according to claim 1, characterized in that: A first air guide cover (14) is fixedly installed on the periphery of the frame (3), and a second air guide cover (15) is fixedly installed on the periphery of the fan (5) and the resonant inductor (6); the opening of the first air guide cover (14) is arranged downward, and the opening of the second air guide cover (15) is arranged upward.

4. A high-power heat dissipation module assembly according to claim 1, characterized in that: A vibration damping seat (16) is fixedly installed at the bottom of the frame (3), and a first stabilizing plate (17) is placed on the top of the high-frequency transformer (4). The first stabilizing plate (17) and the vibration damping seat (16) are firmly connected via a first long-rod bolt (18).

5. A high-power heat dissipation module assembly according to claim 1, characterized in that: A fan casing (19) is disposed on the periphery of the fan (5), the bottom of the fan casing (19) is tightly connected to the top of the frame (3), and air outlets (20) are disposed on both sides of the top of the fan casing (19), and the air outlets (20) are arranged inside the second air guide cover (15).

6. A high-power heat dissipation module assembly according to claim 5, characterized in that: A second stabilizing plate (21) is fixedly mounted on the top of the fan housing (19), a third stabilizing plate (22) is placed on the top of the resonant inductor (6), and the second stabilizing plate (21) and the third stabilizing plate (22) are firmly connected via a second long-rod bolt (23).

7. A high-power heat dissipation module assembly according to claim 1, characterized in that: A crossbeam (24) is fixedly mounted on the base (1), the crossbeam (24) is arranged on the side of the frame (3), a housing (25) is fixedly mounted above the crossbeam (24), the IGBT power module (8) is firmly mounted on the inner side of the housing (25), and the wind tube (9) is fixedly mounted on the top of the housing (25) and is in communication with the IGBT power module (8).

8. A high-power heat dissipation module assembly according to claim 1, characterized in that: The lifting guide rail (11) is provided with a through groove (26) inside, and the pulley assembly (10) includes a plurality of pulleys (1001) arranged in the through groove (26), and the pulleys (1001) are slidably matched with the inner wall of the through groove (26), and the plurality of pulleys (1001) are rollingly mounted on both sides of the receiving plate (1002), and a third long rod bolt (1003) is fixedly installed in the receiving plate (1002), and the end of the third long rod bolt (1003) is fastened to the support frame (7) and the wind tube (9).

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