CN216901510U

CN216901510U - High-efficient radiator is used to IGBT

Info

Publication number: CN216901510U
Application number: CN202123025872.8U
Authority: CN
Inventors: 杨种南; 蔡万顺; 蔡文诚
Original assignee: Heritage Electronic Technology Jiangsu Co ltd
Current assignee: Heritage Electronic Technology Jiangsu Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-07-05
Anticipated expiration: 2031-12-03

Abstract

The utility model discloses a high-efficiency radiator for an IGBT (insulated gate bipolar transistor), which comprises a slide rail, a limiting block, a first mounting hole and first heat dissipation holes, wherein a second sealing plate is arranged outside the first sealing plate, a slide groove is formed in the first sealing plate, the slide rail is arranged in the slide groove, the limiting block is arranged on the surface of the slide rail, the first mounting hole and the second mounting hole are formed in two sides of a radiator shell, the first heat dissipation holes are formed in the radiator shell, and the second heat dissipation holes are formed in the radiator shell. The sliding mechanism is formed by the first sealing plate, the second sealing plate, the sliding rail, the first pulley, the rotating shaft, the connecting plate and the limiting block, so that the I GBT body can be efficiently cooled, workers can conveniently mount and dismount the I GBT body and can conveniently maintain the I GBT body, and the first cooling operation on the I GBT body is realized by the designed cooling fan and cooling holes.

Description

High-efficient radiator is used to IGBT

Technical Field

The utility model relates to the technical field of electronic equipment, in particular to a high-efficiency radiator for an IGBT.

Background

The IGBT is a composite full-control voltage-driven power semiconductor device consisting of a bipolar triode and an insulated gate field effect transistor, is always in an important position in the field of electronic equipment, but has a remarkable defect that the IGBT can generate more heat in the operation process and needs to dissipate the heat in time, otherwise, the IGBT can be damaged due to overhigh temperature.

Currently, for example, publication No. CN104779778A discloses an integrated IGBT driving method and device in 2015, 7 months and 15 days, in which an IGBT interface lower plate is directly connected with an IGBT module into a whole through a pad, and a plastic stud for preventing vibration is configured between a core control upper plate and the IGBT interface lower plate to fix the connection, thereby enhancing the anti-interference capability and improving the driving effect.

Therefore, it is necessary to invent a high efficiency heat sink for IGBT to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-efficiency radiator for an IGBT (insulated gate bipolar transistor) to solve the problems that in the prior art, the heat dissipation effect of an IGBT body is poor in the using process, and the subsequent maintenance and the repair of the IGBT body are inconvenient due to the inconvenience of the installation and the disassembly operation of the IGBT body.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a high-efficient radiator is used to IGBT, includes first closing plate, slide rail, rotation axis, connecting plate, stopper, the first in command, first radiator fan, second radiator fan, first installing port, second installing port, first fixed column, first louvre, second louvre and IGBT body, the first closing plate outside is provided with the second closing plate, the inside spout of having seted up of first closing plate, the slide rail sets up in the inside of spout, rotation axis one end is connected with first pulley, the rotation axis other end is connected with the second pulley, the stopper sets up in the slide rail surface, first installing port and second installing port set up in radiator shell both sides, first louvre has a plurality of to set up in radiator shell, the second louvre has a plurality of to set up in radiator shell.

Preferably: the radiator comprises a radiator shell and is characterized in that a first sealing plate and a second sealing plate are arranged on the upper surface of the radiator shell, and a first mounting opening and a second mounting opening are formed in two sides of the radiator shell, so that a first cooling fan and a second cooling fan can be mounted conveniently.

Preferably: the rotary shaft is installed in the first sealing plate outside, be provided with the IGBT body below the first sealing plate for the inside of second sealing plate can be freely slided into first sealing plate.

Preferably: the side face of the second sealing plate is connected with a first handle and a second handle, and a rotating shaft is arranged on the outer side of the sliding rail, so that a worker can open and close the second sealing plate by pushing and pulling the first handle and the second handle.

Preferably: the second pulley is arranged below the first pulley, and the side face of the rotating shaft is connected with the connecting plate, so that the first pulley, the second pulley and the rotating shaft are used in a matched mode.

Preferably: the connecting plate outside is provided with the stopper, the first in command and the second in command outside are provided with the stopper, through the stopper of design for the pulley can not the roll-off slide rail, has played spacing effect.

Preferably: the first heat dissipation fan is arranged inside the first mounting opening, the second heat dissipation fan is arranged inside the second mounting opening, and the first heat dissipation fan and the second heat dissipation fan are parallel to each other, so that the first-step heat dissipation operation of the IGBT body is facilitated.

Preferably: the IGBT device comprises a base station, a first fixing column and a second fixing column, wherein the first fixing column is arranged on the outer side of the base station, the IGBT body is arranged on the upper surface of the base station, and the bottom surface of the base station is fixedly connected with a radiator shell, so that the IGBT body can be stably arranged on the base station.

In the technical scheme, the utility model provides the following technical effects and advantages:

the sliding mechanism is formed by the first sealing plate, the second sealing plate, the sliding rail, the first pulley, the rotating shaft, the second pulley, the connecting plate and the limiting block, so that the IGBT body is efficiently cooled, and the IGBT body is convenient for workers to install and disassemble and to subsequently maintain;

through the first radiator fan, the second radiator fan, first louvre and the second louvre of design, realized the first step heat dissipation operation to the IGBT body, the heat can be evacuated through radiator fan's rotation and louvre, through the stopper of design for the pulley can not the roll-off slide rail, has played spacing effect, very big reinforcing the practicality of device.

Drawings

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

FIG. 2 is a perspective view of a first sealing plate according to the present invention;

FIG. 3 is an enlarged schematic view of FIG. 2 at A in accordance with the present invention;

FIG. 4 is a schematic perspective view of a first heat dissipation fan according to the present invention;

fig. 5 is a top view of the second handle of the present invention.

Description of reference numerals:

1. a heat sink housing; 2. a first sealing plate; 3. a second sealing plate; 4. a slide rail; 5. a first pulley; 6. a rotating shaft; 7. a second pulley; 8. a connecting plate; 9. a limiting block; 10. a first handle; 11. a second handle; 12. a first heat dissipation fan; 13. a second heat dissipation fan; 14. a first mounting port; 15. a second mounting opening; 16. a first fixed column; 17. a first heat dissipation hole; 18. a second heat dissipation hole; 19. an IGBT body; 20. a base station; 21. a second fixed column; 22. a chute.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a high-efficiency radiator for IGBT as shown in figures 1-5, which comprises a first sealing plate 2, a slide rail 4, a rotating shaft 6, a connecting plate 8, a limiting block 9, a first handle 10, a first radiating fan 12, a second radiating fan 13, a first mounting port 14, a second mounting port 15, a first fixing column 16, a first radiating hole 17, a second radiating hole 18 and an IGBT body 19, wherein the second sealing plate 3 is arranged outside the first sealing plate 2, a sliding groove 22 is arranged inside the first sealing plate 2, the slide rail 4 is arranged inside the sliding groove 22, one end of the rotating shaft 6 is connected with a first pulley 5, the other end of the rotating shaft 6 is connected with a second pulley 7, the limiting block 9 is arranged on the surface of the slide rail 4, the first mounting port 14 and the second radiating hole 15 are arranged on two sides of a radiator shell 1, a plurality of the first radiating holes 17 are arranged on the radiator shell 1, a plurality of the second radiating holes 18 are arranged on the radiator shell 1, the upper surface of the radiator shell 1 is provided with a first sealing plate 2 and a second sealing plate 3, and both sides of the radiator shell 1 are provided with a first mounting opening 14 and a second mounting opening 15.

The rotary shaft 6 is installed on the outer side of the first sealing plate 2, the IGBT body 19 is arranged below the first sealing plate 2, the first handle 10 and the second handle 11 are connected to the side face of the second sealing plate 3, the rotary shaft 6 is arranged on the outer side of the sliding rail 4, the second pulley 7 is arranged below the first pulley 5, the connecting plate 8 is connected to the side face of the rotary shaft 6, the limiting block 9 is arranged on the outer side of the connecting plate 8, the limiting block 9 is arranged on the outer side of the first handle 10 and the outer side of the second handle 11, the first cooling fan 12 is arranged inside the first mounting opening 14, the second cooling fan 13 is arranged inside the second mounting opening 15, the first cooling fan 12 and the second cooling fan 13 are parallel to each other, the second fixing column 21 is arranged on the outer side of the first fixing column 16, the IGBT body 19 is arranged on the upper surface of the base platform 20, and the base platform 20 is fixedly connected with the radiator shell 1.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, when the device is used, firstly, the device is moved to a use position, then a line is connected with an external power supply, a large amount of heat is generated in the use process of the IGBT body 19, at this time, the first heat dissipation fan 12 positioned in the first mounting hole 14 and the second heat dissipation fan 13 positioned in the second mounting hole 15 start to rotate, partial heat can be taken away, and meanwhile, the first heat dissipation hole 17 and the second heat dissipation hole 18 can also disperse partial heat to the outside air;

referring to the attached drawings 1-5 of the specification, when the device is used, after the IGBT body 19 is operated for a long time, the first heat dissipation fan 12, the second heat dissipation fan 13, the first heat dissipation hole 17 and the second heat dissipation hole 18 cannot meet the heat dissipation operation of the IGBT body 19, at this time, a worker needs to manually pull the first handle 10 and the second handle 11, at this time, the second sealing plate 3 slides into the first sealing plate 2 along with the sliding of the first pulley 5, the rotating shaft 6 and the second pulley 7, when the second sealing plate 3 completely slides into the first sealing plate 2, the sliding is stopped, and at this time, the heat dissipation operation can be performed on the IGBT body 19 and the inside of the heat sink housing 1.

Claims

1. The utility model provides a high-efficient radiator is used to IGBT, includes first closing plate (2), slide rail (4), rotation axis (6), connecting plate (8), stopper (9), the first in command (10), first radiator fan (12), second radiator fan (13), first installing port (14), second installing port (15), first fixed column (16), first louvre (17), second louvre (18) and IGBT body (19), its characterized in that: first closing plate (2) outside is provided with second closing plate (3), spout (22) have been seted up to first closing plate (2) inside, slide rail (4) set up in the inside of spout (22), rotation axis (6) one end is connected with first pulley (5), rotation axis (6) other end is connected with second pulley (7), stopper (9) set up in slide rail (4) surface, first installing port (14) and second installing port (15) set up in radiator shell (1) both sides, first louvre (17) have a plurality of to set up in radiator shell (1), second louvre (18) have a plurality of to set up in radiator shell (1).

2. The high-efficiency radiator for the IGBT according to claim 1, characterized in that: the radiator comprises a radiator shell (1), and is characterized in that a first sealing plate (2) and a second sealing plate (3) are arranged on the upper surface of the radiator shell (1), and a first mounting opening (14) and a second mounting opening (15) are formed in two sides of the radiator shell (1).

3. The high-efficiency radiator for the IGBT according to claim 2, characterized in that: a rotating shaft (6) is installed on the outer side of the first sealing plate (2), and an IGBT body (19) is arranged below the first sealing plate (2).

4. The high-efficiency radiator for the IGBT according to claim 2, characterized in that: the side surface of the second sealing plate (3) is connected with a first handle (10) and a second handle (11), and a rotating shaft (6) is arranged on the outer side of the sliding rail (4).

5. The high-efficiency radiator for the IGBT according to claim 1, characterized in that: a second pulley (7) is arranged below the first pulley (5), and a connecting plate (8) is connected to the side surface of the rotating shaft (6).

6. The high-efficiency radiator for the IGBT according to claim 1, characterized in that: the outer side of the connecting plate (8) is provided with a limiting block (9), and the outer sides of the first handle (10) and the second handle (11) are provided with the limiting block (9).

7. The high-efficiency radiator for the IGBT according to claim 1, characterized in that: the first heat radiation fan (12) is arranged in the first installation opening (14), the second heat radiation fan (13) is arranged in the second installation opening (15), and the first heat radiation fan (12) and the second heat radiation fan (13) are parallel to each other.

8. The high-efficiency radiator for the IGBT according to claim 1, characterized in that: second fixing columns (21) are arranged on the outer sides of the first fixing columns (16), the IGBT body (19) is installed on the upper surface of the base platform (20), and a radiator shell (1) is fixedly connected to the bottom surface of the base platform (20).