Plug and socket assembly

Abstract

The utility model discloses a plug and socket assembly, which comprises a socket and a plug, the plug is provided with a plurality of pins, the socket is provided with a plurality of slots matched with the plurality of pins in a one-to-one correspondence manner, the plug and socket assembly is characterized by further comprising a connecting piece, the connecting piece is movably mounted on the socket / plug, the connecting piece is provided with a plurality of protruding parts, the plug / socket is provided with a plurality of limiting grooves, and the limiting grooves are matched with the protruding parts. And after the plug is adaptively inserted into the socket, the connecting piece can move relative to the socket / plug to enable the plurality of protruding parts to be adaptively embedded into the plurality of limiting grooves in a one-to-one correspondence manner, so that the plug can be directly pulled out from the socket along the direction of inserting the plug into the socket. According to the utility model, through the adaptive embedding of the protruding part of the connecting piece and the limiting groove, the direct pull-out path of the plug along the insertion direction can be locked, the accidental falling of the plug caused by accidental collision, pulling and the like can be effectively prevented, and the stability and the safety of the connection of the plug and the socket are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to plug connector technology field especially relates to a plug and socket assembly. BACKGROUND

[0002] In the wide application of modern electrical equipment, as the key interface of power transmission, the performance and reliability of plug and socket are very important. The traditional plug and socket faces many problems in daily use.

[0003] In some industrial production environment, the vibration generated when the machine equipment runs is large, and the ordinary plug and socket is easy to be loosened by vibration, which eventually leads to the interruption of electrical connection, affects the continuity of production, and even may cause equipment failure or safety accident. In the home environment, it often happens that the plug is accidentally pulled out of the socket due to inadvertent pulling, such as accidentally touching the power cord when cleaning, which not only interrupts the running electrical equipment, but also may cause damage to the electrical equipment. UTILITY MODEL CONTENTS

[0004] In order to solve the technical problems existing in the background art, the utility model provides a plug and socket assembly.

[0005] The utility model provides a plug and socket assembly, which comprises: a socket and a plug, the plug has a plurality of pins, the socket has a plurality of slots corresponding to the plurality of pins, characterized in that it further comprises: a connecting piece movably mounted on the socket / plug, the connecting piece has a plurality of protruding parts, the socket / plug is provided with a plurality of limiting grooves, when the plug is inserted into the socket, the connecting piece can be moved relative to the socket / plug to make the plurality of protruding parts corresponding to the plurality of limiting grooves, so as to lock the plug pulled out of the socket along the direction of the plug inserted into the socket.

[0006] Preferably, the connecting piece is mounted on the plug and can rotate relative to the plug along the first axial direction, the first axial direction is parallel to the insertion direction of the pin into the slot, the plurality of protruding parts are arranged in a ring array relative to the first axial direction, and the connecting piece can rotate relative to the plug along the first axial direction to make the plurality of protruding parts embedded in the plurality of limiting grooves along the direction perpendicular to the first axial direction.

[0007] Preferably, the socket has a plurality of plate parts on one end wall, when the plug is inserted into the socket, the end wall is arranged perpendicular to the first axial direction, the plurality of plate parts are arranged in a ring array relative to the first axial direction, the plate part comprises a side part and a connecting part, the side part is arranged parallel to the end wall, and the connecting part connects the side part and the end wall, and the gap between the side part and the end wall is the limiting groove.

[0008] Preferably, the connecting piece is a ring-shaped plate, the plug has a ring groove, and the ring-shaped plate is rotatably assembled in the ring groove.

[0009] Preferably, when the plug adapter is inserted into the socket, the protruding part is in sliding abutment with the end wall, and when the protruding part is embedded in the limiting groove, the protruding part is in abutment with both the end wall and the side part.

[0010] Preferably, the socket has a sunken groove, and when the plug adapter is inserted into the socket, the plug part is embedded in the sunken groove.

[0011] Preferably, after the protruding part is adapted to be embedded in the limiting groove, the connecting part is in limiting abutment with the protruding part in front of one of the protruding parts.

[0012] The plug socket assembly has the advantages that: through the adaptation and embedding of the protruding part of the connecting piece and the limiting groove, the path of directly pulling out the plug in the insertion direction is locked, the plug is effectively prevented from being accidentally pulled out due to accidental collision or pulling, the stability and safety of the plug socket connection are greatly improved, the connecting piece is installed on the plug and can be flexibly rotated along a first axis direction parallel to the insertion direction of the plug pin, the protruding parts are arranged in a ring array, uniform stress can be borne during rotation, accurate butt joint of each protruding part with the corresponding limiting groove is ensured, smooth embedding is achieved, the plate body parts on the end wall of the socket are arranged in a ring array, the side part and the end wall form the limiting groove, the connecting part connects the two to ensure the structural strength and stability, can bear the force during the locking process, and is tightly matched with the connecting piece, the connecting piece is a ring plate body and can be rotatably assembled in the ring groove of the plug, the stability during rotation is ensured, accurate guidance and positioning: after the plug is inserted into the socket, the protruding part is in sliding abutment with the end wall, plays a role of guidance and preliminary positioning, is beneficial to accurate extension of the protruding part into the limiting groove, and after embedding, is in close abutment with the end wall and the side part, ensures firm connection, the sunken groove of the socket can embed the plug part, makes the appearance of the assembly more simple and beautiful, reduces the exposed part, reduces the risk of damage to the connecting part caused by external factors, after the protruding part is embedded in the limiting groove, the connecting part can be in limiting abutment in front of one of the protruding parts, and the reliability of the locking structure is further enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 The utility model provides a kind of overall structure diagram of plug socket assembly proposed by the utility model;

[0014] Figure 2 The utility model provides the structure diagram of socket of a kind of plug socket assembly proposed by the utility model;

[0015] Figure 3 The utility model provides the structure diagram of plug of a kind of plug socket assembly proposed by the utility model;

[0016] Figure 4 The utility model provides the structure diagram of assembly after a kind of plug socket assembly proposed by the utility model. DETAILED DESCRIPTION

[0017] REFERENCE Figures 1-4The utility model provides a plug and socket assembly, including socket 1 and plug 2, there are a plurality of pins 3 on plug 2, pin 3 has good conductivity and plugging stability, socket 1 is equipped with a plurality of insertion slots 4 corresponding with a plurality of pins 3 one by one, insertion slot 4 is in accord with pin 3, to guarantee that current can be safely, efficiently transmission,

[0018] The plug and socket assembly also has a connecting piece 5 movably mounted on the socket 1 or the plug 2, the connecting piece 5 bears the locking function, the connecting piece 5 has a plurality of protruding portions 6, and the plug 2 or the socket 1 is provided with a plurality of limiting grooves 7, when the plug 2 is accurately and correctly inserted into the socket 1, the connecting piece 5 is manually twisted to be movable relative to the socket 1 or the plug 2, until the plurality of protruding portions 6 are one by one correspondingly fitted into the plurality of limiting grooves 7, the path of the plug 2 being pulled out directly from the socket 1 along the direction of the plug 2 being inserted into the socket 1 is locked, the accidental falling of the plug due to accidental collision, pulling and the like is effectively prevented, and the stability and safety of the plug and socket connection are greatly improved.

[0019] The connecting piece 5 is installed on the plug 2 and can be flexibly rotated relative to the plug 2 along a first axial direction, the first axial direction is the central axis of the socket 1, the first axial direction is parallel to the insertion direction of the pin 3 being inserted into the insertion slot 4, and the plurality of protruding portions 6 are arranged in a ring array relative to the first axial direction, uniform stress can be achieved during rotation to ensure that each protruding portion 6 can accurately butt joint with the corresponding limiting groove 7, when the plug needs to be locked, the connecting piece 5 can be rotated relative to the plug 2 along the first axial direction to make the plurality of protruding portions 6 smoothly embedded in the plurality of limiting grooves 7 along the direction perpendicular to the first axial direction.

[0020] A plurality of plate body portions 8 are designed on one end wall of the socket 1, the end wall is vertically arranged relative to the first axial direction when the plug 2 is inserted into the socket 1, and the plurality of plate body portions 8 are also arranged in a ring array relative to the first axial direction, the plate body portion 8 is composed of a side portion 9 and a connecting portion 10, the side portion 9 is arranged in parallel with the end wall, the parallel structure forms a regular gap between the side portion 9 and the end wall, and the gap is the limiting groove 7 mentioned in the foregoing, the connecting portion 10 connects the side portion 9 and the end wall to ensure the structural strength and stability of the entire plate body portion 8, so that the plate body portion 8 can withstand various forces generated during the locking process of the connecting piece 5;

[0021] The connecting piece 5 is designed as a ring-shaped plate body, and the plug 2 is provided with a ring groove, the ring-shaped plate body can be installed in the ring groove in a rotating manner to ensure the stability of the ring-shaped plate body during rotation;

[0022] When the plug 2 is adapted to be inserted into the socket 1, the protruding part 6 and the end wall form a sliding abutting relationship, which plays a guiding and preliminary positioning role in the initial stage of plug insertion, ensuring that the protruding part 6 can extend into the limiting groove 7 along the predetermined trajectory, and when the protruding part 6 is successfully embedded in the limiting groove 7, the protruding part 6 and the end wall and the side part 9 form a close abutting relationship, thereby ensuring the firmness of the plug and socket connection;

[0023] In addition, the socket 1 is also provided with a sunken groove 11, when the plug 2 is adapted to be inserted into the socket 1, part of the plug 2 is ingeniously embedded in the sunken groove 11, the design of the sunken groove 11 not only makes the plug and socket assembly more simple and beautiful in appearance, reduces the exposed part, and reduces the risk of damage to the connection part caused by external factors such as collision, dust, moisture and the like;

[0024] After the protruding part 6 is adapted to be embedded in the limiting groove 7, the connecting part 10 is located in front of one protruding part 6 and forms a limiting abutment to the protruding part 6, further enhancing the reliability of the locking structure.

[0025] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art within the technical range disclosed by the present application, according to the technical scheme of the present application and the concept of the present application, can be replaced or changed by equivalence, which should be covered within the protection scope of the present application.

Claims

1. A plug and socket assembly comprising: The socket (1) and the plug (2) are characterized in that further comprising: a connecting piece (5) movably mounted on the socket (1) / plug (2), the connecting piece (5) has a plurality of protruding parts (6), the plug (2) / socket (1) is provided with a plurality of limiting grooves (7), when the plug (2) is inserted into the socket (1), the connecting piece (5) can be moved relative to the socket (1) / plug (2) to make the plurality of protruding parts (6) one by one correspondingly fit into the plurality of limiting grooves (7), so as to lock the plug (2) directly pulled out from the socket (1) along the direction of the plug (2) inserted into the socket (1).

2. A plug and socket assembly according to claim 1, wherein The connecting piece (5) is mounted on the plug (2) and can rotate relative to the plug (2) along the first axial direction, the first axial direction is parallel to the insertion direction of the plug (3) inserted into the socket (4), the plurality of protruding parts (6) are arranged in a ring array relative to the first axial direction, and the connecting piece (5) can rotate relative to the plug (2) along the first axial direction to make the plurality of protruding parts (6) embedded in the plurality of limiting grooves (7) along the direction perpendicular to the first axial direction.

3. A plug and socket assembly according to claim 2, wherein The socket (1) has a plurality of plate body parts (8) on one end wall, when the plug (2) is inserted into the socket (1), the end wall is arranged perpendicular to the first axial direction, the plurality of plate body parts (8) are arranged in a ring array relative to the first axial direction, the plate body part (8) comprises a side part (9) and a connecting part (10), the side part (9) is arranged parallel to the end wall, and the connecting part (10) connects the side part (9) and the end wall, and the gap between the side part (9) and the end wall is the limiting groove (7).

4. A plug and socket assembly according to claim 3, wherein The connecting piece (5) is a ring-shaped plate body, and the plug (2) has a ring groove, and the ring-shaped plate body is rotatably assembled in the ring groove.

5. A plug and socket assembly according to claim 4, wherein When the plug (2) is inserted into the socket (1), the protruding part (6) forms a sliding abutment with the end wall, and when the protruding part (6) is embedded in the limiting groove (7), the protruding part (6) forms an abutment with the end wall and the side part (9).

6. A plug and socket assembly according to claim 5, wherein The socket (1) has a sink (11), when the plug (2) is inserted into the socket (1), the plug (2) is partially embedded in the sink (11).

7. A plug and socket assembly according to claim 6, wherein When the protruding part (6) is inserted into the limiting groove (7), the connecting part (10) limits the protruding part (6) in front of one protruding part (6).

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