CN218958179U

CN218958179U - Misplug prevention structure and plug and socket

Info

Publication number: CN218958179U
Application number: CN202223527009.7U
Authority: CN
Inventors: 刘强; 查梅蕾; 殷小红
Original assignee: Sichuan Huafeng Technology Co Ltd
Current assignee: Sichuan Huafeng Technology Co Ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-02
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses an anti-misplug structure and a plug socket, wherein the anti-misplug structure comprises a first connector for fixing a plug part and a second connector for fixing a socket part; at least one inserting column with a jack is arranged on the first connector, and at least one groove is arranged on the side wall of the inserting column; the second connector is provided with a contact pin which can be inserted into the jack, and the contact pin is provided with a convex hull structure which can be clamped into the groove. By adopting the structure, the misplug prevention can be realized by only adjusting the directions of the groove and the convex hull structure, and the operation is easy.

Description

Misplug prevention structure and plug and socket

Technical Field

The utility model relates to the field of plug and socket structures, in particular to an anti-misplug structure and a plug and socket.

Background

Micro rectangular connectors are one of the most widely used connector types for miniature connectors, and their miniaturized design benefits from improvements in critical components. The micro rectangular connector has many application occasions, can be applied between boards, can be used for I/O interfaces, and the like. The same core number is shown in figure 1 with a large number of array installations. In order to ensure that each product is plugged in a one-to-one correspondence manner, the product is required to have the function of preventing misplug, the existing misplug preventing solution mainly aims at preventing misplug through plug and socket mutual installation and preventing misplug through purchasing of different core numbers, and the problems of purchasing waste, management waste and the like are formed.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide an anti-misplug structure and a plug socket, which do not need to interactively mount the plug socket or distinguish the plug socket by different core numbers, can realize the anti-misplug by only adjusting the directions of a groove and a convex hull structure, and are easy to operate.

The aim of the utility model is achieved by the following technical scheme:

the first aspect of the present utility model provides an erroneous insertion preventing structure including a first connector for fixing a plug portion and a second connector for fixing a socket portion;

at least one inserting column with a jack is arranged on the first connector, and at least one groove is arranged on the side wall of the inserting column;

the second connector is provided with a contact pin which can be inserted into the jack, and the contact pin is provided with a convex hull structure which can be clamped into the groove.

In one possible design, a groove direction adjusting structure is provided at the connection of the plug post and the first connector, and a convex hull direction adjusting structure is provided at the connection of the plug pin and the second connector.

In one possible design, the first connector is provided with a first through hole for mounting the plug;

the groove direction adjusting structure comprises a first screw arranged on one side of the first through hole and in threaded connection with the inserted column, and a first spring wound outside the inserted column and arranged between a nut of the first screw and the first connector, wherein the inserted column is positioned on the other side of the first through hole and is provided with a first limiting structure used for limiting the inserted column to move towards one side of the first screw.

In one possible design, the first spring is disposed in a first support sleeve, which is open at one end and is disposed outside the first screw at the other end.

In one possible design, the first through hole is provided with a first sunk platform of a regular polygon, and the first limit structure is an annular protruding structure matched with the first sunk platform.

In one possible design, the second connector is provided with a second through hole for mounting the pin;

the convex hull direction adjusting structure comprises a second screw arranged at one side of the second through hole and in threaded connection with the contact pin, and a second spring wound outside the contact pin and arranged between a nut of the second screw and the second connector; the contact pin is located on the other side of the first through hole, and a second limiting structure used for limiting the contact pin to move to one side of the second screw is arranged on the contact pin.

In one possible design, the second spring is disposed in a second support sleeve, which is open at one end and is disposed outside the second screw at the other end.

In one possible design, the second through hole is provided with a regular polygon third sinking platform, and the second limiting structure is an annular protruding structure matched with the third sinking platform.

A second aspect of the present utility model discloses a plug and socket, comprising a plug, a socket adapted to the plug and an anti-misplug structure as described in any one of the possible designs of the first aspect, wherein the plug is fixed to the first connector and the socket is fixed to the second connector.

The utility model has the following advantages:

according to the utility model, the convex hull structure is arranged on the contact pin, the groove is arranged on the jack, and the convex hull structures and the grooves in different directions are arranged on different socket plugs, so that the misplug prevention can be realized, and the operation is convenient.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a conventional array connector;

FIG. 2 is a schematic diagram of an anti-misplug structure according to the present utility model;

fig. 3 is a cross-sectional view of the misplug prevention structure of the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 will be understood in specific cases by those of ordinary skill in the art.

The first aspect of the present utility model discloses a misplug prevention structure, which can be applied to various plug and socket, such as a micro rectangular connector. As shown in fig. 2, the misplug prevention structure includes a first connector 1 for fixing a plug portion and a second connector 2 for fixing a socket portion; at least one plug 3 with a jack is arranged on the first connector 1, and at least one groove 31 is arranged on the side wall of the plug 3; the second connector 2 is provided with a pin 4 which can be inserted into the jack, and the pin 4 is provided with a convex hull structure 41 which can be clamped into the groove 31. A plug and socket can be in one-to-one structure with the contact pin 4 and the jack, and also can be in one-to-many structure, so that misplug prevention among various plug and sockets can be realized. Specifically, the contact pin 4 and the second connector 2, and the plug post 3 and the first connector 1 may be fixedly connected, or may be movably adjustable.

In order to facilitate the adjustment of the direction of the groove 31 and the convex hull structure relative to the first connector and the second connector according to the situation, the contact pin 4 and the second connector 2 and the contact pin 3 and the first connector 1 are movably adjustable. At this time, a groove direction adjusting structure is arranged at the joint of the inserting column 3 and the first connector 1, and a convex hull direction adjusting structure is arranged at the joint of the inserting needle 4 and the second connector 2. The groove direction adjusting structure and the convex hull direction adjusting structure can be realized by adopting various structures, such as a structure of a screw hole of a screw. For further adjustment convenience, the groove direction adjustment structure and the convex hull direction adjustment structure may be as shown in fig. 2, that is, a screw and a spring structure.

Specifically, as shown in fig. 3, a first through hole for installing the plug 3 is provided in the first connector 1; the groove direction adjusting structure comprises a first screw 51 arranged on one side of the first through hole and in threaded connection with the plug post 3, and a first spring 52 wound outside the plug post 3 and arranged between a nut of the first screw and the first connector 1, wherein the plug post 3 is arranged on the other side of the first through hole and is provided with a first limiting structure for limiting the plug post 3 to move towards one side of the first screw 51. By adopting the structure, the first spring is arranged between the nut of the first screw and the first connector 1, the thrust of the first spring to the first screw and the first connector enables the first screw and the first connector to have a trend of moving in a direction away from each other, and at the moment, the locking of the inserted column can be realized due to the limiting effect of the first limiting structure. When the direction of the groove 31 is adjusted, the first screw is pressed, the first spring is compressed, and the rotatable plug post 3 can realize the direction adjustment of the groove; after the adjustment is completed, the first screw is loosened, the first spring is released, the first screw 51 and the plug post 3 are pushed by the pushing force of the first spring to move in the direction away from the second connector 2 and the first connector 1, and finally, the locking of the plug post is realized under the limiting action of the first limiting structure. In the adjustment, in order to facilitate direct observation and recognition of the groove direction, the groove adopts a structure as shown in fig. 1. In order to facilitate the adjustment of the groove and the corresponding pin convex hull structure to the same direction during adjustment, a regular polygon first sinking platform is arranged at one end of the first through hole, which is close to the second connector 2, and correspondingly, the first limiting structure is a regular polygon annular protruding structure arranged outside the inserted column 3, and the protruding structure is matched with the first sinking platform in shape. For example, the two can be regular triangle, positive direction, regular hexagon, etc.

When the first screw is pressed during adjustment, the plunger 3 is rotated to enable the top point of the first limiting structure to correspond to the top point of the first sinking platform, and then the first screw can be released. By adopting the limiting structure, the plug 3 can be limited in movement, the groove direction can be conveniently adjusted, and the structure is simple and the operation is easy.

By adopting the structure, for the aesthetic property of the structure and avoiding the damage caused by the exposure of the first spring, the first spring 52 is arranged in the first supporting sleeve 53, the first supporting sleeve 53 is provided with an opening at one end and the other end is sleeved outside the first screw 51, meanwhile, a second sinking table can be arranged at one end of the first through hole far away from the second connector 2, and one end of the opening of the first supporting sleeve 53 is arranged in the second sinking table and is not contacted with the bottom of the second sinking table, so that the protection of the first spring is realized.

Illustratively, as shown in fig. 3, a second through hole for mounting the pin 4 is provided on the second connector 2; the convex hull direction adjusting structure comprises a second screw 61 which is arranged at one side of the second through hole and is in threaded connection with the pin 4, and a second spring 62 which is wound outside the pin 4 and is arranged between a nut of the second screw 61 and the second connector 2; the pin 4 is provided with a second limiting structure 42 on the other side of the first through hole for limiting the pin 4 to move to one side of the second screw 61. By adopting the structure, the second spring is arranged between the nut of the second screw and the second connector, the second spring has a trend of moving towards the direction away from each other due to the thrust of the second spring to the second screw and the second connector, and at the moment, the locking of the inserted column can be realized due to the limiting effect of the second limiting structure. When the direction of the groove 31 is adjusted, the first screw is pressed, the first spring is compressed, and at the moment, the rotatable contact pin 4 realizes the direction adjustment of the convex hull structure 41; after the adjustment is completed, the second screw is loosened, the second spring is released, the second screw 61 and the contact pin 4 are pushed by the second spring to move away from the second connector 2 and the first connector 1, and finally, the locking of the inserting column is realized under the limiting action of the second limiting structure 42. In order to facilitate the adjustment of the groove and the corresponding convex hull structure of the contact pin to the same direction during the adjustment, a regular polygon third sinking platform is arranged at one end of the second through hole, which is close to the first connector 1, and the second limiting structure is a regular polygon annular convex structure arranged outside the contact pin 4, and the annular convex structure is matched with the third sinking platform in shape. For example, the two can be regular triangle, positive direction, regular hexagon, etc. The structure of the third sinking platform is the same as that of the first sinking platform, and the direction of the third sinking platform is required to be consistent with that of the first sinking platform. When the second screw is pressed during adjustment, the pin 4 is rotated to enable the top point of the second limiting structure to correspond to the top point of the third sinking table, and then the second screw can be released. By adopting the limiting structure, the pin 4 can be limited in movement, the direction of the convex hull structure 41 can be conveniently adjusted, and the structure is simple and easy to operate.

With the structure, the second spring is prevented from being damaged due to the exposed second spring for the aesthetic property of the structure,

the second spring 62 is disposed in a second supporting sleeve 63, the second supporting sleeve 63 has an opening at one end and the other end is sleeved outside the second screw 61, and at the same time, a fourth sinking table may be disposed at one end of the second through hole far from the first connector 1, and the opening end of the second supporting sleeve 63 is disposed in the fourth sinking table and is not in contact with the bottom of the fourth sinking table, so as to realize protection of the second spring.

With the above structure, the installation of the pin socket can be realized only if the grooves 31 and the convex hull structures 41 have the same direction.

A second aspect of the utility model discloses a plug and socket comprising a plug, a socket adapted to the plug and an anti-misplug arrangement as described in any of the possible designs of the first aspect and any of the possible designs thereof, the plug being secured to the first connector 1 and the socket being secured to the second connector 2. The plug and the socket can adopt a single-plug single-socket structure or an array structure, and the contact pin in the misplug preventing structure can also adopt a single-contact pin and single-contact pin structure or a multi-contact pin and multi-contact pin structure. In the same type of pin socket structure, the direction of the groove 31 and the convex hull structure 41 are adjusted to be different, so that the misplug prevention of different pin sockets of the same type can be prevented, and the operation is easy. The structure is efficient and reliable, the operation is simple, all parts are matched with each other, the customer assembly efficiency is improved, and the misplug prevention functionality is upgraded.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. An anti-misplug structure which is characterized in that: comprising a first connector (1) for securing a plug portion and a second connector (2) for securing a socket portion;

at least one inserting column (3) with a jack is arranged on the first connector (1), and at least one groove (31) is arranged on the side wall of the inserting column (3);

the second connector (2) is provided with a contact pin (4) which can be inserted into the jack, and the contact pin (4) is provided with a convex hull structure (41) which can be clamped into the groove (31).

2. The misplug prevention structure according to claim 1, wherein: the connection part of the inserting column (3) and the first connector (1) is provided with a groove direction adjusting structure, and the connection part of the inserting needle (4) and the second connector (2) is provided with a convex hull direction adjusting structure.

3. The misplug prevention structure according to claim 2, wherein: the first connector (1) is provided with a first through hole for installing the plug post (3);

the groove direction adjusting structure comprises a first screw (51) arranged on one side of the first through hole and in threaded connection with the inserting column (3), a first spring (52) wound outside the inserting column (3) and arranged between a nut of the first screw and the first connector (1), and a first limiting structure used for limiting the movement of the inserting column (3) to one side of the first screw (51) is arranged on the other side of the first through hole of the inserting column (3).

4. A misplug prevention structure as set forth in claim 3, wherein: the first spring (52) is arranged in a first supporting sleeve (53), one end of the first supporting sleeve (53) is in an opening shape, and the other end of the first supporting sleeve is sleeved outside the first screw (51).

5. A misplug prevention structure as set forth in claim 3, wherein: the first through hole is provided with a first sunk platform of a regular polygon, and the first limiting structure is an annular protruding structure matched with the first sunk platform.

6. A misplug prevention structure as set forth in claim 3, wherein: a second through hole for installing the contact pin (4) is formed in the second connector (2);

the convex hull direction adjusting structure comprises a second screw (61) which is arranged at one side of the second through hole and is in threaded connection with the contact pin (4), and a second spring (62) which is wound outside the contact pin (4) and is arranged between a nut of the second screw (61) and the second connector (2); the contact pin (4) is arranged on the other side of the first through hole, and a second limiting structure used for limiting the contact pin (4) to move to one side of the second screw (61) is arranged on the other side of the first through hole.

7. The misplug prevention structure of claim 6, wherein: the second spring (62) is arranged in a second supporting sleeve (63), one end of the second supporting sleeve (63) is opened, and the other end of the second supporting sleeve is sleeved outside the second screw (61).

8. The misplug prevention structure of claim 6, wherein: the second through hole is provided with a regular polygon third sinking platform, and the second limiting structure is an annular protruding structure matched with the third sinking platform.

9. A plug and socket, characterized in that: comprising a plug, a socket adapted to said plug and an anti-misplug structure according to any one of claims 1 to 8, said plug being fixed to said first connector (1) and said socket being fixed to said second connector (2).