CN220934067U - IGBT power device - Google Patents

Abstract

The utility model discloses an IGBT power device, comprising: IGBT main part, IGBT main part both sides all are equipped with the pin, and IGBT main part surface is attached and is had the heat dissipation silica gel, and first support frame is all installed to IGBT power device both sides, and first support frame both sides rotate and are connected with the spring lever, and the spring lever rotates and is connected with first anchor clamps, and first anchor clamps are pushed down the heat dissipation silica gel surface by the spring lever. This IGBT power device through setting up heat dissipation silica gel, can be to IGBT heat conduction, through the left and right first anchor clamps that spring lever connects, first anchor clamps can fix heat dissipation silica gel and IGBT main part, and the second anchor clamps of spring coupling before the rethread, after, further fix heat dissipation silica gel and IGBT main part, have avoided the problem that IGBT main part breaks away from with heat dissipation silica gel.

Description

IGBT power device

Technical Field

The utility model relates to the technical field of IGBT, in particular to an IGBT power device.

Background

An IGBT power device is a power module composed of Insulated Gate Bipolar Transistors (IGBTs). Because the IGBT module is of a MOSFET structure, the grid electrode of the IGBT is electrically isolated from the emitter through a layer of oxide film, and the IGBT module has excellent device performance. The method is widely applied to the fields of servo motors, frequency converters, frequency conversion household appliances and the like.

Patent document CN219393395U, the date of grant is 2023, 21, 07. The utility model discloses an IGBT power device, this application includes casing and IGBT power device body, IGBT power device body sets up on the bottom surface of casing, two recesses have been seted up to the symmetry on the lateral wall of casing, every equal sliding connection has rotatory handle in the recess, the one end fixed mounting of rotatory handle has the lead screw, the junction of lead screw and shells inner wall is provided with the thread bush, the horizontal threaded connection of lead screw is in the thread bush, symmetrical fixed mounting has two strengthening ribs on the bottom surface in the casing, every all set up the preforming on the strengthening rib. The utility model avoids the risk that the IGBT power device body is separated from the heat conducting glue block in the process of assembly and vehicle running, thereby avoiding influencing the heat dissipation of the IGBT and even easily generating safety accidents.

According to the application, the existing IGBT power device is poor in heat dissipation effect and unstable in heat dissipation structure, and the IGBT power device is provided for enabling the IGBT and the heat conduction rubber block to be fully contacted and not loosened.

Disclosure of utility model

The utility model aims to provide an IGBT power device, which is characterized in that heat-conducting silica gel is arranged, the IGBT power device can conduct heat, the heat-conducting silica gel and an IGBT main body can be fixed by the first clamp connected with left and right spring rods, and the heat-conducting silica gel and the IGBT main body can be further fixed by the second clamp connected with front and rear spring shafts, so that the problem that the IGBT main body is separated from the heat-conducting silica gel is avoided.

In order to achieve the above purpose, the present utility model adopts the main technical scheme that: an IGBT power device comprising: IGBT main part, IGBT main part both sides all are equipped with the pin, IGBT main part surface is attached with the heat dissipation silica gel, the first support frame is all installed to IGBT power device both sides, first support frame both sides rotate and are connected with the spring lever, the spring lever rotates and is connected with first anchor clamps, first anchor clamps by the spring lever pushes down the heat dissipation silica gel surface.

Preferably, a plurality of heat dissipation blocks are arranged at the bottom of the IGBT main body.

Preferably, the IGBT body is provided with a heat dissipation pad at the bottom of the first support frame.

Preferably, a first anti-slip pad is adhered to the surface of the first support frame.

Preferably, the side surface of the first support frame is provided with anti-skid patterns.

Preferably, the front and the back of the IGBT main body are both rotationally connected with a spring shaft, a second support frame is fixedly connected to the spring shaft, and a second clamp is fixedly connected to the other end of the second support frame.

Preferably, the second support frame is a C-shaped support frame.

Preferably, the first clamp and the second clamp are adhered with second anti-slip pads.

Preferably, screw holes are formed in four corners of the IGBT main body.

Preferably, a silica gel shock pad is arranged at the top of the screw hole.

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

This IGBT power device through setting up heat dissipation silica gel, can be to IGBT heat conduction, through the left and right first anchor clamps that spring lever connects, first anchor clamps can fix heat dissipation silica gel and IGBT main part, and the second anchor clamps of spring coupling before the rethread, after, further fix heat dissipation silica gel and IGBT main part, have avoided the problem that IGBT main part breaks away from with heat dissipation silica gel.

Drawings

Fig. 1 is a schematic top view of an IGBT power device of the utility model;

fig. 2 is a schematic side view of an IGBT power device of the utility model;

Fig. 3 is a schematic front view of an IGBT power device of the utility model;

fig. 4 is an enlarged view of a portion a of fig. 3.

In the figure: 10. an IGBT body; 101. a foot needle; 102. a screw hole; 103. silica gel shock pad; 11. a heat dissipation block; 12. radiating silica gel; 13. a heat dissipation pad; 20. a first support frame; 201. a first cleat; 202. anti-skid lines; 21. a spring rod; 22. a first clamp; 23. a second cleat; 30. a spring shaft; 31. a second support frame; 32. and a second clamp.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an IGBT power device comprising: the IGBT main body 10, the four corners of IGBT main body 10 all are equipped with foot needle 101, screw 102 has all been seted up to IGBT main body 10's four corners, screw 102 top is equipped with silica gel shock pad 103, compare that with bolt fastening IGBT main body 10, IGBT main body 10 bottom is equipped with several radiating block 11, IGBT main body 10 and air's area of contact has been increased, IGBT main body 10's radiating efficiency has been improved, IGBT main body 10 surface is attached with heat dissipation silica gel 12, IGBT main body 10 is equipped with heat dissipation pad 13 in the bottom of first support frame 20, first support frame 20 is all installed to IGBT power device both sides, first support frame 20 both sides are rotated and are connected with spring bar 21, spring bar 21 rotates and is connected with first anchor clamps 22, first anchor clamps 22 are pushed down to heat dissipation silica gel 12 surface by spring bar 21, first support frame 20 surface paste has first slipmat 201, be convenient for place or install other heat dissipation devices such as radiator fan, first support frame 20 side is equipped with anti-skidding line 202, be convenient for hold this IGBT power device, the front and back all rotate and be connected with spring shaft 30, fixedly connected with second support frame 31 on the spring shaft 30, second support frame 31 other end fixedly connected with second support frame 31, second support frame 31 other end fixedly connected with second anchor clamps 31, second support frame 32 is the second support frame 32, second clamp 32 is prevented that the second is connected with second support frame 31, second clamp 12 is capable of preventing the contact with the second anchor clamps, second body 32, and the second clamp is capable of preventing the contact to prevent the contact between the second body from sliding.

Structural principle:

As shown in fig. 1 to 4, the spring rod 21 on the first support frame 20 rebounds to clamp the first clamp 22 to the heat dissipation silica gel 12 and the IGBT main body 10, and the spring shaft 30 rebounds to drive the second support frame 31 to clamp the second clamp 32 to the heat dissipation silica gel 12 and the IGBT main body 10, so as to fix the heat dissipation silica gel 12 and the IGBT main body 10.

To sum up, this IGBT power device through setting up heat dissipation silica gel 12, can heat conduction to the IGBT, through the first anchor clamps 22 that left and right spring beam 21 connects, first anchor clamps 22 can fix heat dissipation silica gel 12 and IGBT main part 10, and the second anchor clamps 32 of the spring shaft 30 connection of rethread front and back further fix heat dissipation silica gel 12 and IGBT main part 10, have avoided the problem that IGBT main part 10 breaks away from with heat dissipation silica gel 12.

None of the utility models are related to the same or are capable of being practiced in the prior art. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. An IGBT power device, comprising: IGBT main part (10), IGBT main part (10) both sides all are equipped with foot needle (101), IGBT main part (10) surface is attached with heat dissipation silica gel (12), first support frame (20) are all installed to IGBT power device both sides, first support frame (20) both sides rotate and are connected with spring beam (21), spring beam (21) rotate and are connected with first anchor clamps (22), first anchor clamps (22) by spring beam (21) are pushed down heat dissipation silica gel (12) surface.

2. The IGBT power device of claim 1 wherein: the bottom of the IGBT main body (10) is provided with a plurality of radiating blocks (11).

3. The IGBT power device of claim 1 wherein: the IGBT main body (10) is provided with a heat dissipation pad (13) at the bottom of the first supporting frame (20).

4. An IGBT power device according to claim 3, characterized in that: the surface of the first supporting frame (20) is adhered with a first anti-slip pad (201).

5. The IGBT power device of claim 1 wherein: the side face of the first supporting frame (20) is provided with anti-skid patterns (202).

6. The IGBT power device of claim 1 wherein: the IGBT is characterized in that a spring shaft (30) is rotatably connected to the front part and the rear part of the IGBT main body (10), a second supporting frame (31) is fixedly connected to the spring shaft (30), and a second clamp (32) is fixedly connected to the other end of the second supporting frame (31).

7. The IGBT power device of claim 6 wherein: the second supporting frame (31) is a C-shaped supporting frame.

8. The IGBT power device of claim 7 wherein: and a second anti-slip pad (23) is adhered to each of the first clamp (22) and the second clamp (32).

9. The IGBT power device of claim 1 wherein: screw holes (102) are formed in four corners of the IGBT main body (10).

10. The IGBT power device of claim 9 wherein: the top of the screw hole (102) is provided with a silica gel shock pad (103).