CN210200694U

CN210200694U - 30A integrated power module convenient for heat dissipation

Info

Publication number: CN210200694U
Application number: CN201921630658.5U
Authority: CN
Inventors: Zhijun Li; 李志军; Zuhui He; 何祖辉; Jialong Qiu; 邱嘉龙
Original assignee: Zhejiang Tianyi Semiconductor Technology Co Ltd
Current assignee: Zhejiang Tianyi Semiconductor Technology Co Ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-03-27
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses an integrative power module of 30A convenient to heat dissipation, including module body and base, the shell is installed to the lateral part of module body, the bar groove has been seted up to the lateral part of shell, the bar hole has been seted up to the bar inslot, the lateral part welded fastening of shell has the fin, the lateral part welded fastening of fin has the heat dissipation accessory piece, the lateral part of shell is inlayed and is equipped with the heat pipe, the module body passes through the bolt and installs on the base, the lateral part of base is provided with two sets of connection pieces, the through-hole has been seted up to the bottom of base. The utility model discloses can dispel the heat to power module, avoid the long-time work of power module with the heat gathering, reduce power module's work efficiency to avoid working for a long time in hot environment, effectively reduce the ageing speed of power module internal component, improve power module life.

Description

30A integrated power module convenient for heat dissipation

Technical Field

The utility model belongs to the technical field of the power module, concretely relates to integrative power module of 30A convenient to heat dissipation.

Background

The power module is formed by combining power electronic devices according to a certain function and then encapsulating the power electronic devices into a module. The power module is used in long-time during operation for a long time, and the power module can produce a large amount of heat, if not dispel in time, easily influences the work efficiency of power module, and power module works under the higher temperature for a long time, can accelerate the ageing of inside components and parts, makes the life-span of power module reduce, is unfavorable for power module's permanent use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integrative power module of 30A convenient to heat dissipation can dispel the heat to power module, avoids power module long-time work with the heat gathering, reduces power module's work efficiency to avoid working in hot environment for a long time, effectively reduce the ageing speed of power module inner member, improve power module life, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an integrative power module of 30A convenient to heat dissipation, includes module body and base, the shell is installed to the lateral part of module body, the bar groove has been seted up to the lateral part of shell, the bar hole has been seted up to the bar inslot, the lateral part welded fastening of shell has the fin, the lateral part welded fastening of fin has the heat dissipation attached piece, the lateral part of shell is inlayed and is equipped with the heat pipe, the module body passes through the bolt and installs on the base, the lateral part of base is provided with two sets of connection pieces, the through-hole has been seted up to the bottom of base.

Preferably, the bottom of the base is fixedly welded with a telescopic rod, and one end of the telescopic rod is fixedly bonded with a rubber pad.

Preferably, the telescopic link includes movable rod and sleeve pipe, the one end of movable rod slides and pegs graft in the sleeve pipe, the intraductal welded fastening of cover has the spring, the one end welded fastening of spring is in the one end of movable rod, the upper end welded fastening of movable rod is in the bottom of base, one side fixed bonding of rubber pad is in sheathed tube bottom.

Preferably, the side part of the movable rod is provided with a sliding block, and the inner wall of the sleeve is provided with a sliding groove matched with the sliding block.

Preferably, the side wall of the sliding block is in clearance sliding fit with the inner wall of the sliding groove, and the clearance is not more than 0.3 mm.

Preferably, the housings are provided in two sets, and the two sets of housings are mounted on the side of the module body by bolts.

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

1. through the use of the strip-shaped groove, the heat pipe and the strip-shaped hole, the side part of the module body can be radiated, through the use of the radiating fin and the radiating auxiliary fin, the heat radiation after the heat absorption of the shell can be accelerated, through the use of the base through hole, the bottom of the module body can be radiated, so that the heat generated by the module body during working can be rapidly radiated without accumulation, the aging speed of the internal elements of the module body is effectively reduced, and the service life of the power module is prolonged;

2. through the use of telescopic link and rubber pad, can cushion the striking that comes from the module bottom, carry out the shock attenuation protection to the module.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic bottom view of the base of the present invention;

FIG. 3 is a schematic sectional view of the telescopic rod of the present invention;

fig. 4 is a schematic top sectional view of the telescopic rod of the present invention;

fig. 5 is a schematic sectional view of the housing of the present invention.

In the figure: 1. a module body; 2. a base; 3. a housing; 4. a strip-shaped groove; 5. a strip-shaped hole; 6. a heat dissipation attachment; 7. a heat pipe; 8. connecting sheets; 9. a slider; 10. a telescopic rod; 11. a rubber pad; 12. a movable rod; 13. a sleeve; 14. a spring; 15. a chute; 16. a through hole; 17. and a heat sink.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

A30A integrated power module convenient for heat dissipation comprises a module body 1 and a base 2, wherein a shell 3 is installed on the lateral portion of the module body 1, the shell 3 and the base 2 are both an aluminum shell and an aluminum base, a strip-shaped groove 4 is formed in the lateral portion of the shell 3, a strip-shaped hole 5 is formed in the strip-shaped groove 4, the strip-shaped groove 4 and the strip-shaped hole 5 are used for dissipating heat of the lateral portion of the module body 1, a heat dissipation fin 17 is welded and fixed on the lateral portion of the shell 3, a heat dissipation auxiliary piece 6 is welded and fixed on the lateral portion of the heat dissipation fin 17, the heat dissipation fin 17 and the heat dissipation auxiliary piece 6 are used for dissipating heat absorbed by the shell 3 rapidly, a heat pipe 7 is embedded in the lateral portion of the shell 3, the module body 1 is installed on the base 2 through bolts, two groups of connection pieces 8 are arranged on the lateral portion of the base 2, the connection pieces 8, the bottom of the base 2 is provided with a through hole 16, and the base 2 and the through hole 16 are used for radiating the bottom of the module body 1.

A telescopic rod 10 is fixedly welded at the bottom of the base 2, and a rubber pad 11 is fixedly bonded at one end of the telescopic rod 10 and can be used for damping and supporting the module body 1; the telescopic rod 10 comprises a movable rod 12 and a sleeve 13, one end of the movable rod 12 is inserted in the sleeve 13 in a sliding mode, a spring 14 is fixedly welded in the sleeve 13, one end of the spring 14 is fixedly welded at one end of the movable rod 12, the upper end of the movable rod 12 is fixedly welded at the bottom of the base 2, one side of the rubber pad 11 is fixedly bonded at the bottom of the sleeve 13, and when the module body 1 is collided by the base through the telescopic rod 10, reverse buffering force can be applied to the impact force from the bottom through the damping buffering effect of the spring 14 and the damping buffering effect of the rubber pad 11, the influence of the impact force from the bottom on the module body 1 is reduced, and the module body 1 is protected; a sliding block 9 is arranged on the side part of the movable rod 12, the sliding block 9 and the movable rod 12 are of an integral structure, a sliding groove 15 matched with the sliding block 9 is formed in the inner wall of the sleeve 13, and the sleeve 13 can stably slide up and down along the sliding groove 15 after the telescopic rod 10 is fixed; the side wall of the sliding block 9 is in clearance sliding fit with the inner wall of the sliding groove 15, the clearance is not more than 0.3mm, and when the movable rod 12 and the sleeve 13 slide relatively, the linear stable sliding is kept.

The shell 3 is provided with two sets ofly, two sets of shells 3 pass through the bolt and install the lateral part at module body 1, can be simple and convenient install and dismantle shell 3, be convenient for overhaul module body 1.

The structure principle is as follows: through the use of the strip-shaped groove 4, the heat pipe 7 and the strip-shaped hole 5, the side part of the module body 1 can be radiated, through the use of the radiating fin 17 and the radiating auxiliary fin 6, the heat radiation after the heat absorption of the shell 3 can be accelerated, through the use of the base 2 and the through hole 16, the bottom of the module body 1 can be radiated, so that the heat generated by the module body 1 during working can be rapidly radiated without accumulation, the aging speed of the internal elements of the module body 1 is effectively reduced, and the service life of the power module is prolonged;

when the module body 1 is collided by the base, the impact force from the bottom can be applied with reverse buffer force through the shock absorption buffer effect of the spring 14 and the shock absorption buffer effect of the rubber pad 11, the influence of the impact force from the bottom on the module body 1 is reduced, and the module body 1 is protected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an integrative power module of 30A convenient to heat dissipation, includes module body (1) and base (2), its characterized in that: shell (3) are installed to the lateral part of module body (1), bar groove (4) have been seted up to the lateral part of shell (3), bar hole (5) have been seted up in bar groove (4), the lateral part welded fastening of shell (3) has fin (17), the lateral part welded fastening of fin (17) has heat dissipation appendage (6), the lateral part of shell (3) is inlayed and is equipped with heat pipe (7), module body (1) passes through the bolt and installs on base (2), the lateral part of base (2) is provided with two sets of connection pieces (8), through-hole (16) have been seted up to the bottom of base (2).

2. The 30A integrated power module for facilitating heat dissipation of claim 1, wherein: the bottom of the base (2) is fixedly welded with a telescopic rod (10), and one end of the telescopic rod (10) is fixedly bonded with a rubber pad (11).

3. The 30A integrated power module for facilitating heat dissipation of claim 2, wherein: telescopic link (10) include movable rod (12) and sleeve pipe (13), the one end of movable rod (12) slides and pegs graft in sleeve pipe (13), welded fastening has spring (14) in sleeve pipe (13), the one end welded fastening of spring (14) is in the one end of movable rod (12), the upper end welded fastening of movable rod (12) is in the bottom of base (2), one side fixed bonding of rubber pad (11) is in the bottom of sleeve pipe (13).

4. A 30A unitary power module for facilitating heat dissipation according to claim 3, wherein: the lateral part of movable rod (12) is provided with slider (9), set up on the inner wall of sleeve pipe (13) with slider (9) assorted spout (15).

5. The 30A integrated power module for facilitating heat dissipation of claim 4, wherein: the side wall of the sliding block (9) is in clearance sliding fit with the inner wall of the sliding groove (15), and the clearance is not more than 0.3 mm.

6. The 30A integrated power module for facilitating heat dissipation of claim 1, wherein: the two sets of the shells (3) are arranged, and the two sets of the shells (3) are installed on the side portion of the module body (1) through bolts.