CN217283572U

CN217283572U - Wiring terminal structure of controller

Info

Publication number: CN217283572U
Application number: CN202220077276.XU
Authority: CN
Inventors: 林锋
Original assignee: Zhejiang Qima Technology Co ltd
Current assignee: Zhejiang Qima Technology Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-08-23
Anticipated expiration: 2032-01-12

Abstract

The utility model provides a wiring terminal structure of a controller, which comprises a retainer and a plurality of wiring terminals; the retainer is provided with a plurality of trepanning matched with the wiring terminal; the wiring terminals are fixedly sleeved in the sleeve holes in a pairwise manner; the lower end of the wiring terminal is fixed on the circuit board. The utility model has the advantages that: the plurality of wiring terminals are connected into a whole by the retainer, so that the problem of looseness of the wiring terminals is not easy to occur; the wiring terminal is fixed on the circuit board through a bolt, so that the assembly and disassembly are more convenient; be provided with isolated cover on the binding post, play fine dustproof and waterproof effect.

Description

Wiring terminal structure of controller

Technical Field

The utility model relates to an electric vehicle controller technical field especially relates to a binding post structure of controller.

Background

The inside binding post of controller on the market generally fixes relatively independently on the circuit board, and structural stability is general, appears the condition of becoming flexible easily after long-time the use.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a binding post structure of controller, its characteristics that have structural stability is good.

In order to realize the purpose, the technical scheme of the utility model is that:

a wiring terminal structure of a controller comprises a retainer and a plurality of wiring terminals; the retainer is provided with a plurality of trepanning matched with the wiring terminal; the wiring terminals are fixedly sleeved in the sleeve holes in a pairwise manner; the lower end of the wiring terminal is fixed on the circuit board.

Preferably, be provided with first annular groove on the inner wall of trepanning, be provided with the first bulge loop with first annular groove adaptation on binding post's the lateral wall.

Preferably, the connection terminal includes a conductive post and a fixing bolt; the conductive column is of a hollow columnar structure, and internal threads matched with the fixing bolt are arranged at the upper end and the lower end of the conductive column; a plurality of first through holes for fixing bolts to pass through are formed in the circuit board; the fixing bolt penetrates through the first through hole from bottom to top and then is in threaded fit with the conductive column so as to lock the conductive column on the upper side of the circuit board.

Preferably, the lower side of the circuit board is further fixedly provided with a plurality of conductive copper sheets, and the conductive copper sheets are electrically connected with the wiring terminal one to one.

Preferably, the conductive copper sheet is provided with a second through hole for a fixing bolt to pass through; the fixing bolt penetrates through the second through hole to lock the conductive copper sheet on the lower side of the circuit board.

Preferably, a first caulking groove is formed around the outer side of a part of the trepanning, and a second caulking groove is formed inside the first caulking groove; the first embedded groove is annular, and a silicon steel sheet is arranged in the first embedded groove; a linear Hall sensor is arranged in the second caulking groove; and the pin of the linear Hall sensor is connected with the circuit board.

Preferably, the upper end position of binding post is fixed to be equipped with insulating cover.

Preferably, a second annular groove is formed in the outer wall, close to the upper end of the wiring terminal, of the wiring terminal; and a second convex ring matched with the second annular groove is arranged on the inner wall of the isolation sleeve.

Preferably, the casing of the controller is provided with an opening for the upper end of the wiring terminal to extend out; and a third annular groove matched with the open hole is formed in the outer wall of the isolation sleeve.

The utility model discloses technical effect mainly embodies in following aspect:

1. the plurality of wiring terminals are connected into a whole by the retainer, so that the problem of looseness of the wiring terminals is not easy to occur;

2. the wiring terminal is fixed on the circuit board through a bolt, so that the assembly and disassembly are more convenient;

3. be provided with isolated cover on the binding post, play fine dustproof and waterproof effect.

Drawings

FIG. 1 is a schematic diagram of a controller according to an embodiment;

fig. 2 is an exploded view of the terminal structure of the embodiment;

fig. 3 and 4 are assembly schematic diagrams of the terminal structure in the embodiment;

fig. 5 is a sectional view of the terminal structure in the embodiment.

Reference numerals: 1. a housing; 2. a circuit board; 21. a first through hole; 3. a holder; 31. trepanning; 311. a first annular groove; 32. a first caulking groove; 33. a second caulking groove; 4. a wiring terminal; 41. a conductive post; 411. a first convex ring; 412. a second annular groove; 42. fixing the bolt; 43. an isolation sleeve; 431. a second convex ring; 432. a third annular groove; 51. silicon steel sheets; 52. a linear hall sensor; 6. a conductive copper sheet; 61. a second via.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so as to make the technical solutions of the present invention easier to understand and grasp.

Referring to fig. 1 to 4, the present embodiment provides a terminal structure of a controller, including a holder 3 and a plurality of terminals 4, where the lower end of the terminal 4 is fixed on a circuit board 2, and a casing 1 of the controller is provided with an opening for the upper end of the terminal 4 to extend out.

The connecting terminal 4 comprises a conductive column 41 and a fixing bolt 42, the conductive column 41 is a hollow columnar structure, the upper end and the lower end of the conductive column are both provided with internal threads matched with the fixing bolt 42, a plurality of first through holes 21 for the fixing bolt 42 to pass are formed in the circuit board 2, and the fixing bolt 42 passes through the first through holes 21 from bottom to top and then is in thread fit with the conductive column 41 so as to lock the conductive column 41 on the upper side of the circuit board 2.

The lower side of the circuit board 2 is also fixedly provided with a plurality of conductive copper sheets 6, and the conductive copper sheets 6 are electrically connected with the wiring terminal 4 one by one. Specifically, the conductive copper sheet 6 is provided with a second through hole 61 for the fixing bolt 42 to pass through, and the fixing bolt 42 passes through the second through hole 61 to lock the conductive copper sheet 6 on the lower side of the circuit board 2.

When the circuit board is installed, the conductive copper sheet 6 is clung to the lower side of the circuit board 2, and the first through hole 21 and the second through hole 61 are aligned; then, the fixing bolt 42 is simultaneously inserted through the first through hole 21 and the second through hole 61, and finally, the lower end of the conductive post 41 is screwed with the fixing bolt 42.

Referring to fig. 2 and 5, the holder 3 is provided with a plurality of sleeve holes 31 adapted to the connecting terminals 4, and the plurality of connecting terminals 4 are fixedly sleeved in the sleeve holes 31 in a pair-to-pair manner; in order to prevent the wiring terminal 4 and the inner wall of the trepan 31 from being provided with the first annular groove 311, the side wall of the wiring terminal 4 is provided with a first convex ring 411 matched with the first annular groove 311.

Referring to fig. 2 and 4, a first caulking groove 32 is formed around an outer side of a portion of the trepanning 31, and a second caulking groove 33 is formed inside the first caulking groove 32. Wherein, the first caulking groove 32 is annular, and a silicon steel sheet 51 is arranged in the first caulking groove; a linear hall sensor 52 is installed in the second caulking groove 33; the pins of the linear hall sensor 52 are connected to the wiring board 2. The silicon steel sheet 51 functions like a magnet, which is combined with the linear hall sensor 52 for detecting the current of the connection terminal 4 when it is energized.

Referring to fig. 2 and 5, an insulating sleeve 43 is fixedly sleeved at the upper end of the connecting terminal 4 for dust and water prevention. Specifically, a second annular groove 412 is provided on the outer wall of the terminal 4 near the upper end thereof, while the inner wall of the insulating sleeve 43 is provided with a second collar 431 fitted to the second annular groove 412. Therefore, the isolation sleeve 43 can be tightly matched with the wiring terminal 4, and a sealing effect is achieved. In addition, be provided with the third annular groove 432 with the trompil adaptation on insulating cover 43's outer wall, so, also can closely cooperate between insulating cover 43 and the shell, reach sealed effect.

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. A wiring terminal structure of a controller is characterized by comprising a retainer (3) and a plurality of wiring terminals (4); a plurality of trepan bores (31) matched with the wiring terminals (4) are formed in the retainer (3); the wiring terminals (4) are fixedly sleeved in the sleeve holes (31) in a pair-to-pair manner; the lower end of the wiring terminal (4) is fixed on the circuit board (2); be provided with first annular groove (311) on the inner wall of trepanning (31), be provided with on the lateral wall of binding post (4) with first annular groove (311) adaptation first bulge loop (411).

2. A terminal structure of a controller according to claim 1, wherein the terminal (4) includes a conductive post (41) and a fixing bolt (42); the conductive column (41) is of a hollow columnar structure, and internal threads matched with the fixing bolt (42) are arranged at the upper end and the lower end of the conductive column; a plurality of first through holes (21) for fixing bolts (42) to pass through are formed in the circuit board (2); the fixing bolt (42) penetrates through the first through hole (21) from bottom to top and then is in threaded fit with the conductive column (41) so as to lock the conductive column (41) on the upper side of the circuit board (2).

3. The terminal structure of the controller according to claim 2, wherein a plurality of conductive copper sheets (6) are fixedly arranged on the lower side of the circuit board (2), and the conductive copper sheets (6) are electrically connected with the terminal (4) one by one.

4. The terminal structure of the controller according to claim 3, wherein the conductive copper sheet (6) is provided with a second through hole (61) for a fixing bolt (42) to pass through; the fixing bolt (42) penetrates through the second through hole (61) to lock the conductive copper sheet (6) on the lower side of the circuit board (2).

5. The terminal structure of a controller according to claim 1, wherein a first caulking groove (32) is formed around the outer side of a part of the trepanning (31), and a second caulking groove (33) is formed inside the first caulking groove (32); the first caulking groove (32) is annular, and a silicon steel sheet (51) is arranged in the first caulking groove; a linear Hall sensor (52) is arranged in the second caulking groove (33); and the pins of the linear Hall sensor (52) are connected with the circuit board (2).

6. A terminal structure of a controller according to claim 1, wherein an insulating sleeve (43) is fixedly sleeved on the upper end position of the terminal (4).

7. A terminal structure of a controller according to claim 6, wherein the outer wall of the terminal (4) near the upper end thereof is provided with a second annular groove (412); the inner wall of the isolating sleeve (43) is provided with a second convex ring (431) matched with the second annular groove (412).

8. The terminal structure of the controller according to claim 7, wherein the housing (1) of the controller is provided with an opening for the upper end of the terminal (4) to extend out; and a third annular groove (432) matched with the open hole is formed in the outer wall of the isolating sleeve (43).