CN216872422U

CN216872422U - Power electronic module copper bar connection structure

Info

Publication number: CN216872422U
Application number: CN202221363159.6U
Authority: CN
Inventors: 罗马文
Original assignee: Guangzhou Tata Electronic Technology Co ltd
Current assignee: Guangzhou Tata Electronic Technology Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-07-01
Anticipated expiration: 2032-06-02

Abstract

The utility model relates to the technical field of power electronic equipment, in particular to a copper bar connecting structure of a power electronic module, which comprises a module body and a fixing piece fixed on one side of the module body through a side plate, wherein an electric connection piece extends out of the side surface of the module body, the fixing piece is respectively provided with a limiting groove and a step through hole, a sliding block is arranged in the step through hole in a sliding manner, and a conductive piece is detachably arranged on the sliding block through an adjusting mechanism; one end of the conductive piece is fixedly provided with a connecting part for connecting with the electric access piece, and the other end of the conductive piece is provided with an external connection end for connecting with external equipment; the adjusting mechanism comprises a rotating piece, an insulating piece and a clamping block, one end of the rotating piece penetrates through the insulating piece, the conductive piece and the sliding block and is connected with the clamping block, the clamping block is in threaded connection with the rotating piece, and two sides of the clamping block are located in the limiting grooves respectively and slide. Through the structure, the position of the conductive piece on the copper bar can be conveniently adjusted, so that the copper bar can meet the use requirements of different power electronic modules.

Description

Power electronic module copper bar connection structure

Technical Field

The utility model relates to the technical field of power electronic equipment, in particular to a copper bar connecting structure of a power electronic module.

Background

The copper bar is widely applied to a main loop of the power electronic equipment, is electrically connected with the power line and introduces electric energy into the power electronic equipment. Meanwhile, due to the structural layout and space limitation, the condition that a module part copper bar is located in a narrow space or an inconvenient operation area often exists, at the moment, an interface on the power electronic equipment can be led out through the external copper bar, but the conductive structure on the copper bar in the prior art is fixed, and the position of the conductive structure which is connected on the power electronic equipment with different specifications can not be adapted to the adjustment of the position in the using process.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

Aiming at the defects in the prior art, the utility model provides a power electronic module copper bar connecting structure which can effectively solve the problem that the position of a conductive structure on a copper bar in the prior art is fixed and cannot be adjusted.

Technical scheme

In order to realize the purpose, the utility model is realized by the following technical scheme:

the utility model provides a copper bar connecting structure of a power electronic module, which comprises a module body and a fixing piece fixed on one side of the module body through a side plate, wherein an electric connection piece extends out of the side surface of the module body; one end of the conductive piece is fixedly provided with a connecting part for connecting with the electric access piece, and the other end of the conductive piece is provided with an external connection end for connecting with external equipment;

the adjusting mechanism comprises a rotating piece, an insulating piece and a clamping block, one end of the rotating piece penetrates through the insulating piece, the conductive piece and the sliding block and is connected with the clamping block, the clamping block is in threaded connection with the rotating piece, and two sides of the clamping block are located in the limiting grooves and slide respectively.

Further, the elastic piece is sleeved on the outer side of the rotating piece and located above the insulating piece and presses the insulating piece.

Further, the elastic member is a spring.

Furthermore, the connecting portion are provided with a sliding groove used for allowing the power supply access piece to slide in, a clamping groove is formed above the connecting portion, and a clamping piece clamped in a through hole in the power supply access piece is fixedly mounted inside the clamping groove.

Furthermore, a placing groove for placing the conductive piece is arranged on the sliding block.

Furthermore, a groove is formed in the conductive piece, and a limiting block used for sliding into the groove is fixedly mounted on the inner wall of the placing groove.

Advantageous effects

Compared with the known public technology, the technical scheme provided by the utility model has the following beneficial effects:

according to the utility model, the sliding block capable of adjusting sliding is arranged on the fixing piece, the conductive piece is detachably arranged on the sliding block, one end of the conductive piece can be aligned to the access ends of different power electronic modules conveniently by adjusting the position of the sliding block in the use process, the copper bar can be prevented from being replaced when the power electronic modules are replaced, and the copper bar can be continuously used.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

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

FIG. 2 is a schematic view of the conductive member mounted on the fixing member according to the present invention;

FIG. 3 is a schematic bottom view of the fixing member of the present invention;

fig. 4 is a schematic structural diagram of the conductive member and the adjusting mechanism of the present invention.

The reference numerals in the drawings denote: 1. a module body; 2. a conductive member; 3. a fixing member; 301. a limiting groove; 302. a stepped through hole; 4. a side plate; 5. an electrical access; 6. a connecting portion; 7. an adjustment mechanism; 8. an outer connecting end; 9. a slider; 10. mounting a plate; 11. a clamping block; 13. a rotating member; 14. an insulating member; 15. an elastic member; 16. a clamping piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Example (b): a copper bar connecting structure of a power electronic module is shown in figures 1-4 and comprises a module body 1 and a fixing part 3 fixed on one side of the module body 1 through a side plate 4, in the embodiment, a mounting plate 10 is mounted on the side plate 4, the mounting plate 10 can be connected and mounted with the module body 1 through screws, an electric connection part 5 extends out of the side surface of the module body 1, a limiting groove 301 and a step through hole 302 are respectively arranged on the fixing part 3, a sliding block 9 is slidably mounted in the step through hole 302, and a conductive part 2 is detachably mounted on the sliding block 9 through an adjusting mechanism 7; one end of the conductive piece 2 is fixedly provided with a connecting part 6 for connecting with the electric access piece 5, and the other end is provided with an external terminal 8 for connecting with external equipment;

the connecting part 6 is provided with a sliding groove for the power supply access part 5 to slide in, a clamping groove is arranged above the connecting part 6, a clamping part 16 clamped at a through hole on the electric access part 5 is fixedly arranged in the clamping groove, in the embodiment, when the electric access part 5 slides into the sliding groove, the clamping part 16 is firstly jacked up by the electric access part 5 and then clamped at the through hole on the electric access part 5, and one end of the conductive part 2 can be conveniently connected with the electric access part 5 of the module body 1.

The adjusting mechanism 7 comprises a rotating part 13, an insulating part 14 and a clamping block 11, one end of the rotating part 13 penetrates through the insulating part 14, the conductive part 2 and the sliding block 9 and is connected with the clamping block 11, the clamping block 11 is in threaded connection with the rotating part 13, and two sides of the clamping block 11 are respectively located in the limiting grooves 301 to slide.

Be equipped with the standing groove that is used for placing electrically conductive piece 2 on sliding block 9, be equipped with the recess on electrically conductive piece 2, fixed mounting has the stopper that is used for slipping into the recess on the standing groove inner wall, in the embodiment, can block the stopper in electrically conductive piece 2 both sides through the setting, can avoid electrically conductive piece 2 position on sliding block 9 to take place the skew in the use.

The elastic piece 15 is sleeved on the outer side of the rotating piece 13, the elastic piece 15 is positioned above the insulating piece 14 and presses the insulating piece 14 tightly, and the elastic piece 15 is a spring; in the embodiment, by arranging the spring on the rotating member 13, the conductive member 2 on the sliding block 9 can be conveniently pressed by pressing the insulating member 14, the insulating member 14 is rotatably connected with the rotating member 13, the lower part of the insulating member 14 extends into the through hole on the conductive member 2 to separate the rotating member 13 from the conductive member 2, and the insulating member 14 and the sliding block 9 can be made of insulating resin materials.

In this embodiment, in the use process, when the electrical access components 5 at different positions need to be connected, the rotating component 13 is pressed downward to enable the fixture block 11 below the rotating component 13 to be away from the fixing component 3, then the sliding block 9 located inside the step through hole 302 can be conveniently moved to adjust the position of the conductive component 2, then the rotating component 13 is released, the fixture block 11 is driven to be close to the fixing component 3 and to press the fixing component 3 under the action of the elastic component 15, the end face of the fixture block 11 facing the fixing component 3 is provided with anti-skid lines, and the fixing component 3 can be pressed on the fixture block 11; the copper bar does not need to be replaced when the power electronic module is replaced, so that the copper bar can be continuously used; meanwhile, the position of the conductive piece 2 on the copper bar can be more flexible, and the requirements of different use scenes are met.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A power electronic module copper bar connecting structure is characterized by comprising a module body (1) and a fixing piece (3) fixed on one side of the module body (1) through a side plate (4), wherein an electric connection piece (5) extends out of the side surface of the module body (1), the fixing piece (3) is respectively provided with a limiting groove (301) and a step through hole (302), a sliding block (9) is slidably mounted in the step through hole (302), and a conductive piece (2) is detachably mounted on the sliding block (9) through an adjusting mechanism (7); one end of the conductive piece (2) is fixedly provided with a connecting part (6) used for being connected with the electric access piece (5), and the other end of the conductive piece is provided with an external connection end (8) used for being connected with external equipment;

adjustment mechanism (7) are including rotating piece (13), insulating part (14) and fixture block (11), the one end of rotating piece (13) is passed insulating part (14), electrically conductive piece (2) and sliding block (9) and is connected with fixture block (11), fixture block (11) and rotation piece (13) threaded connection, the both sides of fixture block (11) are located spacing groove (301) inside respectively and slide.

2. A power electronic module copper bar connecting structure according to claim 1, characterized in that it further comprises an elastic member (15), said elastic member (15) is sleeved outside the rotating member (13), said elastic member (15) is located above the insulating member (14) and presses the insulating member (14).

3. A power electronic module copper bar connection structure according to claim 2, characterized in that said elastic member (15) is a spring.

4. The copper bar connecting structure of the power electronic module according to claim 1, wherein the connecting portion (6) is provided with a sliding groove for sliding the power supply access member (5), a clamping groove is arranged above the connecting portion (6), and a clamping member (16) clamped in a through hole of the power supply access member (5) is fixedly arranged in the clamping groove.

5. The copper bar connecting structure of the power electronic module as claimed in claim 1, wherein the sliding block (9) is provided with a placing groove for placing the conductive member (2).

6. The copper bar connecting structure of the power electronic module as claimed in claim 5, wherein the conductive member (2) is provided with a groove, and the inner wall of the placing groove is fixedly provided with a limiting block for sliding into the groove.