CN212677453U

CN212677453U - Mounting structure of mainboard binding post

Info

Publication number: CN212677453U
Application number: CN202021718257.8U
Authority: CN
Inventors: 杭华; 张磊
Original assignee: Baiyi Lighting Shanghai Holdings Ltd
Current assignee: Baiyi Lighting Shanghai Holdings Ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-03-09
Anticipated expiration: 2030-08-18

Abstract

The utility model relates to a mounting structure of a main board connecting terminal in the technical field of power supply modules, which comprises a shell and a PCB main board locked in the inner cavity of the shell, wherein the PCB main board is provided with a plurality of connecting terminals, all the connecting terminals on the PCB main board are intensively arranged at one side of the PCB main board, and a plurality of mounting holes for accommodating the connecting terminals to pass through one by one are arranged on the wall of the shell just opposite to the connecting terminals; the connecting end of the connecting terminal is provided with a connecting pin and is fixed on the PCB mainboard through the connecting pin, and the connecting end of the connecting terminal abuts against the edge of the mounting hole of the PCB mainboard; the wiring end and the connecting end of the wiring terminal are respectively arranged at two opposite ends, the wiring end of the wiring terminal is arranged outside the shell, and the side part of the wiring terminal is attached to the hole wall of the mounting hole. In short, when the PCB mainboard is installed, the wiring terminal can be quickly positioned, and the installation efficiency is improved.

Description

Mounting structure of mainboard binding post

Technical Field

The utility model relates to a power supply module technical field particularly, is a mounting structure for PCB mainboard binding post of fire control power supply module.

Background

At present, the fire-fighting power supply device comprises a shell and a PCB main board installed in the shell, but the prior art has the following defects: the wiring terminal is in tin soldering connection with the PCB main board, the wiring terminal needs to be placed on the PCB, namely, the PCB can support the wiring terminal, and the wiring terminal inevitably deflects downwards under the driving of a wiring operation tool during wiring; finally, the soldering connection is complicated, the cost is high, and the process is troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mainboard binding post's mounting structure, in short, can make binding post obtain quick location when the installation PCB mainboard, improve the installation effectiveness.

The purpose of the utility model is realized like this: a mounting structure of a main board wiring terminal comprises a shell and a PCB main board locked in an inner cavity of the shell, wherein the PCB main board is provided with a plurality of wiring terminals, all the wiring terminals on the PCB main board are intensively arranged at one side of the PCB main board, and a plurality of mounting holes for accommodating the wiring terminals to pass through one by one are formed in the wall of the shell, which is opposite to the wiring terminals;

the connecting end of the connecting terminal is provided with a connecting pin and is fixed on the PCB mainboard through the connecting pin, and the connecting end of the connecting terminal abuts against the edge of the mounting hole of the PCB mainboard;

the wiring end and the connecting end of the wiring terminal are divided into two opposite ends, the wiring end of the wiring terminal is positioned outside the shell, and the side part of the wiring terminal is attached to the hole wall of the mounting hole.

Furthermore, the connecting pins are arranged to be L-shaped metal sheets, one sections of the connecting pins are fixed on the PCB mainboard in a soldering mode, and the other sections of the connecting pins are fixed at the connecting ends of the wiring terminals.

Further, the contour shape of the mounting hole is matched with the side contour shape of the wiring terminal.

Furthermore, the fixed connection position of the connecting pin and the PCB mainboard is close to the edge of the PCB mainboard near the installation hole.

Further, the length direction of the wiring terminal is parallel to the board surface of the PCB main board, and a supporting component for supporting and connecting the PCB main board is arranged in the shell.

Furthermore, the support assembly comprises a plurality of support columns with equal lengths, and all the support columns support and are connected with the PCB main board.

The beneficial effects of the utility model reside in that:

1. because the connecting end of the connecting terminal abuts against the edge of the mounting hole of the PCB mainboard, the edge of the mounting hole of the PCB mainboard can well support the connecting end of the connecting terminal when the connecting end of the connecting terminal is in wiring operation, and the hole wall of the mounting hole can well support the connecting terminal, so that the position stability of the connecting terminal during wiring is enhanced;

2. the contour shape of the mounting hole is matched with the contour shape of the side part of the connecting terminal, so that the connecting terminal is more convenient and accurate to position when being mounted;

3. not only can promote the installation effectiveness, can also practice thrift cost of labor, wire rod cost, assembly cost, manufacturing cost.

Drawings

Fig. 1 is a schematic view of a three-dimensional mounting structure of the present invention.

Fig. 2 is a schematic view of the installation side section of the present invention.

In the figure, 1PCB mainboard, 2 shells, 2a mounting hole, 3 binding post, 4 connecting pins, 5 first force points, 6 second force points, 7 support columns.

Detailed Description

The invention will be further described with reference to the accompanying figures 1-2 and the specific embodiments.

As shown in fig. 1-2, a mounting structure of a main board wiring terminal comprises a housing 2 and a PCB main board 1 locked in an inner cavity of the housing 2, wherein the PCB main board 1 is provided with a plurality of wiring terminals 3, all the wiring terminals 3 on the PCB main board 1 are intensively arranged on one side of the PCB main board 1 so as to uniformly connect wires and quicken the wiring efficiency, and a plurality of mounting holes 2a for accommodating the wiring terminals 3 to pass through one by one are arranged on the wall of the housing 2 just opposite to the wiring terminals 3.

The profile shape of above-mentioned mounting hole 2a and binding post 3's lateral part profile shape phase-match, in this embodiment, based on binding post 3's specific structure, the upside of mounting hole 2a sets up to latch column structure to coincide with binding post 3's upside, with adaptation binding post 3, and be convenient for binding post 3 to pass mounting hole 2a smoothly, thereby reach the purpose of quick, accurate location binding post 3's position.

The connecting end of the connecting terminal 3 is provided with a connecting pin 4 and is fixed on the PCB mainboard 1 through the connecting pin 4, the fixed connecting position of the connecting pin 4 and the PCB mainboard 1 is close to the edge of the mounting hole 2a of the PCB mainboard 1, and the connecting end of the connecting terminal 3 is abutted against the edge of the mounting hole 2a of the PCB mainboard 1. The connecting pins 4 are arranged to be L-shaped metal sheets, one section of each connecting pin 4 is fixed on the PCB main board 1 in a soldering mode, and the other section of each connecting pin 4 is fixed at the connecting end of the connecting terminal 3.

The wiring end and the connecting end of the wiring terminal 3 are respectively arranged at two opposite ends, the wiring end of the wiring terminal 3 is positioned outside the shell 2, and the side part of the wiring terminal 3 is attached to the wall of the mounting hole 2a so as to be positioned; the length direction of the wiring terminal 3 is parallel to the surface of the PCB mainboard 1, and a supporting component for supporting and connecting the PCB mainboard 1 is arranged in the shell 2.

As shown in fig. 2, when the wiring end of the wiring terminal 3 performs the wiring operation, the edge of the mounting hole 2a of the PCB main board 1 can support the connection end of the wiring terminal 3 well to form a first stress point 5, and the hole wall of the mounting hole 2a can support the wiring terminal 3 well to prevent the wiring terminal 3 from deviating downwards to form a second stress point 6, and due to the existence of the first stress point 5 and the second stress point 6, the wiring terminal 3 can be stably maintained at the original mounting position after receiving the wiring operation force, thereby further enhancing the reliability of connection and positioning.

The supporting assembly comprises a plurality of supporting columns 7 with equal length, all the supporting columns 7 support and are connected with the PCB main board 1, and the supporting columns 7 are used for locking the PCB main board 1, so that the mounting position precision of the wiring terminals 3 is guaranteed.

The above are preferred embodiments of the present invention, and those skilled in the art can make various changes or improvements on the above embodiments without departing from the general concept of the present invention, and such changes or improvements should fall within the protection scope of the present invention.

Claims

1. The utility model provides a mainboard binding post's mounting structure, includes shell (2) and locks PCB mainboard (1) at shell (2) inner chamber, be provided with a plurality of binding post (3) on PCB mainboard (1), its characterized in that: all the wiring terminals (3) on the PCB main board (1) are intensively arranged on one side of the PCB main board (1), and a plurality of mounting holes (2a) for accommodating the wiring terminals (3) to penetrate through one by one are formed in the wall, which is opposite to the wiring terminals (3), on the shell (2);

the connecting end of the connecting terminal (3) is provided with a connecting pin (4) and is fixed on the PCB main board (1) through the connecting pin (4), and the connecting end of the connecting terminal (3) abuts against the edge of the PCB main board (1) adjacent to the mounting hole (2 a);

the wiring end and the connecting end of the wiring terminal (3) are divided into two opposite ends, the wiring end of the wiring terminal (3) is positioned outside the shell (2), and the side part of the wiring terminal (3) is attached to the hole wall of the mounting hole (2 a).

2. A mounting structure of a main board connection terminal according to claim 1, wherein: connect foot (4) and set up to the sheetmetal of L shape, connect one section of foot (4) and fix on PCB mainboard (1) through the mode of soldering, the link in binding post (3) is fixed to another section of connecting foot (4).

3. A mounting structure of a main board connection terminal according to claim 1, wherein: the contour shape of the mounting hole (2a) is matched with the side contour shape of the wiring terminal (3).

4. A mounting structure of a main board connection terminal according to claim 2, wherein: the fixed connection position of the connecting pin (4) and the PCB main board (1) is close to the edge of the PCB main board (1) adjacent to the mounting hole (2 a).

5. A mounting structure of a main board connection terminal according to any one of claims 1 to 4, wherein: the length direction of binding post (3) is on a parallel with the face of PCB mainboard (1), be equipped with the supporting component who supports and connect PCB mainboard (1) in shell (2).

6. A mounting structure of a main board connection terminal according to claim 5, wherein:

the support assembly comprises a plurality of support columns (7) with equal lengths, and all the support columns (7) support and are connected with the PCB main board (1).