CN219795773U

CN219795773U - Screw hole structure for guiding pin multi-angle selection

Info

Publication number: CN219795773U
Application number: CN202320982031.6U
Authority: CN
Inventors: 范晓伟; 董雪松; 李雨乔; 顾以谦; 李泽恒; 陈顾斌; 翟曼曼
Original assignee: Shanghai Yuanzhong Information Technology Co ltd
Current assignee: Shanghai Yuanzhong Information Technology Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-10-03
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses a screw hole structure for multi-angle selection of a guide pin, which belongs to the technical field of circuit board design and aims to solve the problems that when the guide pin is arranged in the screw hole structure on a circuit board in the prior art, the relative positions of the screw hole and the guide pin are usually fixed, and the fault tolerance of the screw hole structure is zero. The device comprises a through hole and a guide pin, wherein a supporting pad is arranged outside the through hole, the center of the through hole is overlapped with the center of the supporting pad, a plurality of positioning pads are arranged on the supporting pad, and positioning holes are formed in the positioning pads; the utility model is suitable for the screw hole structure of the circuit board, and can mount the guide pins on the two circuit boards at the overlapping position of the rest positioning holes and the through holes so as to ensure that the guide pins on the two circuit boards are aligned and matched, thereby aligning the two guide pins through the other mounting position, playing a role in guiding the butt joint of the connector, having higher fault tolerance and improving the flexibility of the device.

Description

Screw hole structure for guiding pin multi-angle selection

Technical Field

The utility model relates to a screw hole structure for guiding pin multi-angle selection, and belongs to the technical field of circuit board design.

Background

In the society today, due to the development and popularization of electronic devices, the functions and the use scenes that can be realized by the circuit board are more comprehensive and diversified. When connectors on two circuit boards are subjected to butting work, guide pins are usually arranged in screw holes on the circuit boards, and the connectors are butted through the guide pins on the two circuit boards.

In the prior art, when a guide pin is arranged in a screw hole structure on a circuit board, the relative positions of the screw hole and the guide pin are usually fixed, if the positions of the screw holes deviate, the positions of the guide pins on the two circuit boards are not matched, so that a connector which is opposite to the screw holes is easily connected, the fault tolerance of the screw hole structure is zero, thus the board is scrapped, if a pcb board is processed, the consequence is more serious, and the devices possibly report to be wasted, so that economic loss is caused; the workload of staff is increased in terms of labor force; and may also affect the time of interaction with the customer.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, provide a screw hole structure for multi-angle selection of guide pins, and solve the problem that when the guide pins are installed in the screw hole structure on a circuit board, the relative positions of the screw holes and the guide pins are usually fixed, if the positions of the guide pins on the two circuit boards are placed in error, the positions of the guide pins on the two circuit boards are not matched, and the connectors which are inserted with the guide pins are easily connected with the guide pins, so that the fault tolerance of the screw hole structure is zero.

In order to solve the technical problems, the utility model is realized by adopting the following technical scheme:

the utility model provides a screw hole structure for multi-angle selection of a guide pin, which comprises a through hole and the guide pin, wherein a supporting welding plate is arranged outside the through hole, the center of the through hole is overlapped with the center of the supporting welding plate, a plurality of positioning welding plates are arranged on the supporting welding plate, positioning holes are formed in the positioning welding plates, the projection of the positioning holes on a horizontal plane is overlapped with the projection part of the through hole on the horizontal plane, and the overlapped part of the positioning holes and the through hole is used for limiting the guide pin.

Further, the guide pin comprises a main body, and a screw is arranged on the main body.

Further, nuts matched with the screws are arranged on the positioning pads.

Further, a pointing block is arranged on one side, close to the screw, of the main body.

Further, the capture pad is detachably connected with the support pad.

Further, the shortest distances between the positioning pads and the circle centers of the through holes are equal.

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

1. according to the screw hole structure for multi-angle selection of the guide pins, the guide pins on the two circuit boards can be installed at the overlapping positions of the rest positioning holes and the through holes according to actual working requirements, so that the positions of the guide pins on the two circuit boards are aligned and matched, the two guide pins are aligned through the other installation position, the guide effect on the butt joint of the connectors is achieved, the fault tolerance is higher, and the flexibility of the device is improved; when connectors on two circuit boards are in butt joint, if the positions of guide pins on the two circuit boards are not aligned, the positions of the two guide pins cannot be matched, and the butt joint of the connectors is blocked, so that the influence on the operation of a subsequent circuit is avoided;

2. the utility model can better play the foolproof role when realizing the opposite insertion of connectors which cannot be packaged with the same function because of a plurality of positions for selecting and installing the guide pins.

Drawings

FIG. 1 is a schematic front view of a screw hole structure for multi-angle selection of a guide pin according to an embodiment of the present utility model;

fig. 2 is a schematic perspective view of a guide pin according to an embodiment of the present utility model;

fig. 3 is a schematic diagram of the coordinate positions of a screw hole structure for multi-angle selection of a guide pin according to an embodiment of the present utility model.

In the figure: 1. a through hole; 2. a support pad; 3. positioning a bonding pad; 4. positioning holes; 5. a guide pin; 51. a main body; 52. a screw; 53. pointing to the block.

Detailed Description

The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

As shown in fig. 1-3, the utility model provides a screw hole structure for multi-angle selection of a guide pin, which comprises a through hole 1 and the guide pin 5, wherein a supporting pad 2 is arranged outside the through hole 1, the center of the through hole 1 is overlapped with the center of the supporting pad 2, a plurality of positioning pads 3 are arranged on the supporting pad 2, positioning holes 4 are formed in the positioning pads 3, the projection of the positioning holes 4 on a horizontal plane is overlapped with the projection part of the through hole 1 on the horizontal plane, and the overlapped part of the positioning holes 4 and the through hole 1 is used for limiting the guide pin 5.

Specifically, when the connector on the two circuit boards is required to be subjected to butt joint, the guide pins 5 are arranged on the inner side of the through holes 1 and are arranged at the overlapped positions of the through holes 1 and one of the positioning holes 4, so that the positions of the guide pins 5 are limited, the positions of the guide pins 5 on the two circuit boards are aligned and matched, the two circuit boards are close to each other, and the two guide pins 5 play a guide role in butt joint of the connector; according to the utility model, the plurality of positioning holes 4 are formed, and the guide pins 5 on the two circuit boards can be arranged at the overlapping positions of the rest positioning holes 4 and the through holes 1 according to actual working requirements, so that the positions of the guide pins 5 on the two circuit boards are aligned and matched, the two guide pins 5 are aligned through the other mounting position, the connector is guided, the fault tolerance is higher, and the flexibility of the device is improved; when the connectors on the two circuit boards are in butt joint, if the positions of the guide pins 5 on the two circuit boards are not aligned, the positions of the two guide pins 5 cannot be matched, and the butt joint of the connectors is blocked, so that the influence on the operation of a subsequent circuit is avoided.

The utility model is provided with a plurality of positioning holes 4, when the circuit board is reworked, the guide pin 5 on one circuit board is only required to be taken out from the overlapping position of the positioning hole 4 and the through hole 1 and is arranged at the overlapping position of the other positioning hole 4 and the through hole 1, the other circuit board can synchronously operate, the butting of the connector can be guided again, the circuit board is not required to be replaced, the reworking process is simplified, and the convenience of the device is ensured; the utility model has a plurality of positions for selecting and installing the guide pin 5, so that the fool-proof effect can be better realized when connectors which cannot be packaged with the same function are inserted, and the utility model is convenient to use, and only needs to mark on the through hole 1 according to the angle requirement.

In one embodiment, the guide pin 5 includes a main body 51, a screw 52 is provided on the main body 51, and a nut matched with the screw 52 is provided on the capture pad 3.

Specifically, when the screw 52 of the guide pin 5 passes through the overlapping portion of the through hole 1 and the positioning hole 4, the nut on the capture pad 3 and the screw 52 are relatively rotated to be close to each other, so that the nut and the body 51 are respectively brought into close contact with both sides of the capture pad 3, thereby completing the fixation of the guide pin 5.

In one embodiment, the main body 51 is provided with a pointing block 53 on one side near the screw 52, when the guide pin 5 is installed at the overlapping position of the through hole 1 and the positioning hole 4, the pointing block 53 is placed at the inner side of the positioning hole 4, so that the pointing block 53 is located at a position in the positioning hole 4, which is not overlapped with the through hole 1, and after the installation work of the guide pin 5 is completed, the positioning hole 4 limits the position of the pointing block 53, so that the angle of the guide block 5 is fixed, and the positions of the guide pins 5 on two circuit boards are aligned, so that the two circuit boards are matched to have a guiding function.

In one embodiment, the capture pad 3 is detachably connected with the support pad 2, so that the device is convenient to replace when damaged, and the practicability of the device is ensured.

In one embodiment, the closest distances between the capture pads 3 and the center of the through hole 1 are equal, that is, the closest distances between the capture holes 4 and the center of the through hole 1 are equal, and optionally, the number of the capture pads 3 is five, the through hole 1 is circular, and when the center of the through hole 1 is taken as the center to establish a coordinate axis, the centers of the five capture holes 4 are respectively located at 270 °, 315 °, 0 °, 45 ° and 90 ° of the coordinate axis.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.

Claims

1. A screw hole structure for guiding pin multi-angle selection, its characterized in that includes through-hole (1) and guiding pin (5), support pad (2) are equipped with outside through-hole (1), the center of through-hole (1) with the center of support pad (2) overlaps, be equipped with a plurality of locating pads (3) on support pad (2), locating hole (4) have been seted up in locating pad (3), the projection of locating hole (4) on the horizontal plane with the projection part of through-hole (1) on the horizontal plane overlaps, locating hole (4) with the overlapping department of through-hole (1) is used for right guiding pin (5) is spacing.

2. Screw hole structure for multi-angle selection of guide pins according to claim 1, characterized in that the guide pin (5) comprises a body (51), on which body (51) a screw (52) is provided.

3. Screw hole structure for multi-angle selection of guide pins according to claim 2, characterized in that the capture pad (3) is provided with a nut matching the screw (52).

4. Screw hole structure for multi-angle selection of guide pins according to claim 2, characterized in that the body (51) is provided with a pointing block (53) on the side close to the screw (52).

5. Screw hole structure for multi-angle selection of guide pins according to claim 1, characterized in that the capture pad (3) is detachably connected with the support pad (2).

6. Screw hole structure for multi-angle selection of guide pins according to claim 1, characterized in that the closest distances of the positioning pads (3) and the center of the through hole (1) are equal.