CN113922157A

CN113922157A - Anti-disengaging structure of plug and socket

Info

Publication number: CN113922157A
Application number: CN202111186844.6A
Authority: CN
Inventors: 陈斌
Original assignee: Zhejiang Wigo Co ltd
Current assignee: Zhejiang Wigo Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-01-11

Abstract

The invention provides an anti-disengaging structure of a plug and a socket, and belongs to the technical field of plugs and sockets. The problem that how to prevent the plug from loosening or falling off in the vibration environment in the prior art is solved. The utility model provides an anti-disengaging structure of plug and socket, the jack has on the terminal surface of socket, grafting portion has on the plug, anti-disengaging structure includes dop and buckle, set up flutedly on the socket, the recess runs through the terminal surface of socket, the recess is located one side of jack, the buckle is connected on the plug and is located one side of grafting portion, the shape of grafting portion with jack looks adaptation, and when grafting portion pegs graft in the jack, the buckle stretches into in the recess and dop looks joint. This anti-disengaging structure of plug and socket, under vibrations environment, the vibrations power that lasts can not lead to the condition that plug and socket appear not hard up or drop.

Description

Anti-disengaging structure of plug and socket

Technical Field

The invention belongs to the technical field of plugs and sockets, and particularly relates to an anti-disengaging structure of a plug and a socket.

Background

Current electrical equipment adopts plug and socket connection to realize electrically conductively usually, the plug inserts the socket, the inserted sheet on the plug makes the clamping piece to carry the inserted sheet and realizes the circular telegram in inserting the clamping piece on the socket, but under the effect of external force, for example touch the power cord carelessly in the use, or in the environment of violent vibrations, for example when using in various pumps, because pump during operation vibrations are comparatively violent, the socket can appear rocking, the condition that becomes flexible or break away from appears in the plug of being connected with the socket can all be caused to these circumstances, thereby influence the normal work of equipment.

The Chinese patent document discloses an anti-drop plug [ patent application No. 201922358187.3], which comprises at least two first conductive pieces, a plug main body and a plugging part formed in the at least two first conductive pieces, wherein the plugging part comprises a conductive hole communicated with one end of the first conductive piece and at least two reinforcing grooves formed by surface concave downwards, the plug main body is formed in the plugging part and the other ends of the at least two conductive pieces in a secondary forming mode, part of the plug main body wraps the outer surface of the plugging part and is buckled into the at least two reinforcing grooves, the anti-drop plug further comprises a clamping part convexly arranged in the plugging part, the plugging part is provided with a deformation space formed by surface concave downwards, and the clamping part is located in the deformation space and can be elastically bent towards the deformation space under the action of external force.

Foretell anticreep plug, its weak point lies in, when grafting portion inserted in the jack of socket, makes joint portion elastic deformation and joint in the jack under the effect of elastic force, nevertheless under great vibrations environment, and joint portion constantly is pressed at the jack under the effect of continuous vibrating force, and the elastic force weakening of joint portion leads to the production elasticity fatigue of joint portion in the past for a long time, leads to the condition that the plug appears becoming flexible or drops easily under the effect of continuous vibrating force.

Disclosure of Invention

The invention aims to provide an anti-drop structure of a plug and a socket aiming at the problems in the prior art, and the technical problems to be solved by the invention are that: how to prevent the plug from loosening or falling off in a vibration environment.

In order to solve the above problems, the present invention is implemented by the following technical solutions:

the utility model provides an anti-disengaging structure of plug and socket, the jack has on the terminal surface of socket, grafting portion has on the plug, anti-disengaging structure includes dop and buckle, its characterized in that, set up flutedly on the socket, the recess runs through the terminal surface of socket, the recess is located one side of jack, the buckle is connected on the plug and is located one side of grafting portion, the shape of grafting portion with jack looks adaptation, and when grafting portion pegs graft in the jack, the buckle stretches into in the recess and dop looks joint.

The plug part of the plug is inserted in the jack, the shape of the insertion part is matched with the jack, the insertion part is inserted in the jack in a matching way, the buckle connected to the plug and positioned on one side of the insertion part is clamped with the chuck arranged in the groove of the socket, so that the plug and the socket are axially positioned, under a vibration environment, the insertion part cannot be continuously pressed by vibration to separate the insertion part from the jack, meanwhile, the buckle is arranged on one side of the plug, the groove is arranged on the socket and positioned on one side of the jack, the chuck is arranged in the groove, so that the buckle and the chuck are clamped on one side of the socket and one side of the plug, under the vibration environment, the buckle and the chuck cannot be pressed or pressed, and the buckle and the chuck are always clamped, even if the insertion part is continuously pressed by the pressing force, the plug and the chuck are always axially positioned, therefore, the plug part is always plugged in the jack, and the situation that the plug and the socket are loosened or fall off cannot be caused by continuous vibration force in a vibration environment.

In the anti-disengaging structure of the plug and the socket, one side of the groove is provided with an opening for embedding the buckle, and when the buckle is clamped with the clamping head, the buckle is respectively attached to two side walls opposite to the groove or the buckle is respectively slightly provided with a gap clamping head between the two side walls opposite to the groove. When grafting portion pegs graft in the jack, the setting of recess can be with the buckle restriction in the recess, prevent buckle radial movement, make the buckle remain the joint with the dop all the time, and then make grafting portion peg graft all the time in the jack, thereby just prevented that not hard up or droing from appearing in the plug, grafting portion pegs graft in the jack, buckle and dop joint are two independent processes, buckle and dop joint can not break away from because vibrations, thereby just make grafting portion peg graft in the jack all the time.

Among the anti-disengaging structure of foretell plug and socket, the buckle includes connecting plate and fixture block, the downside of connecting plate has the connecting block, the connecting block is fixed on the lateral wall of plug, the fixture block sets up the downside in connecting plate one end, have the interval between connecting plate and the plug, when buckle and dop looks joint, the dop the connecting plate is laminated mutually with the both sides wall that the recess is relative respectively or the connecting plate all slightly has the clearance between the both sides wall that the recess is relative respectively. The connecting plate passes through the connecting block to be connected on the plug, make fixture block and dop looks joint, conveniently realize the axial positioning of plug and socket, the connecting plate is laminated with the both sides wall that the recess is relative respectively or the connecting plate all has the clearance with between the both sides wall that the recess is relative respectively, make the recess homoenergetic limit buckle radial movement, thereby just also prevented plug radial movement, make buckle and dop remain the joint all the time, and then make grafting portion peg graft in the jack all the time, thereby just prevented that the plug from becoming flexible or droing from appearing, the interval has between connecting plate and the plug, guaranteed that the connecting plate can drive fixture block and dop joint or break away from the joint, the fixture block sets up the downside in connecting plate one end, the buckle is the mode looks joint that the hookup with the dop, it is firm to make buckle and dop joint.

In the anti-disengaging structure of the plug and the socket, the plug is further provided with two limiting parts connected with the inserting part, the two connecting blocks are connected to the outer side wall of the limiting part, an interval is formed between the two connecting blocks, and the clamping blocks and the two connecting blocks are distributed in an isosceles triangle shape. The clamping block and the two connecting blocks are distributed in an isosceles triangle shape, so that the clamping block and the clamping head are stressed in a balanced manner when being clamped, the clamping block and the clamping head are always kept clamped, the plug and the socket are always kept in axial positioning, the limiting part ensures that the inserting part can be inserted in place, and the limiting part is used for clamping connection.

In the above anti-disengaging structure for the plug and the socket, the other end of the connecting plate is tilted upwards to form an unlocking part. The unlocking part tilting upwards forms a larger operation space, so that the connecting plate can be conveniently and manually pressed to operate, and the clamping block is separated from the clamping head.

In the anti-disengaging structure of the plug and the socket, one side of the connecting block corresponding to the clamping block and one side of the connecting block back to the clamping block are both arranged in a concave manner. Guarantee that the connecting plate presses down in the operation process connecting block can deform and make fixture block and dop break away from the joint.

In the anti-disengaging structure of the plug and the socket, the clamping head is provided with a first inclined plane, the clamping block is provided with a second inclined plane matched with the first inclined plane, and the clamping block can move along the first inclined plane and cross the clamping head to enable the clamping block to be clamped with the clamping head. The arrangement of the first inclined plane and the second inclined plane enables the fixture block to move along the first inclined plane and cross the chuck to enable the fixture block to be directly clamped with the chuck in the process of inserting the plug and the socket.

In the anti-disengaging structure of the plug and the socket, the inserting part is provided with the buffer ring, and when the inserting part is inserted into the jack, the buffer ring is attached to the wall of the jack. The plug part is inserted into the jack, so that the buffer ring arranged on the plug part enters the jack, the buffer ring is tightly positioned between the plug part and the jack, the buffer ring is attached to the wall of the jack, the plug part is tightly matched in the jack, and the plug is firmly connected with the socket.

In the above anti-disengaging structure for the plug and the socket, there are two buffer rings. The two buffer rings are attached to the hole wall of the jack, so that the plug part can be plugged in the jack, and the plug and the socket are firmly connected.

In the above anti-disengaging structure for the plug and the socket, the buffer ring is a sealing ring made of rubber. The vibration force can be better absorbed, and the positioning effect is good.

Compared with the prior art, the invention has the beneficial effects that:

the grafting portion of plug is pegged graft in the jack, the shape and the jack looks adaptation of grafting portion, make grafting portion match to peg graft in the jack, the buckle of connection on plug one side and the dop looks joint of setting in the recess of socket make plug and socket axial positioning, under the environment of lasting vibrations, grafting portion can not receive because vibrations and continuously press the effect and make grafting portion break away from the jack, buckle and dop can not receive the effect of pressing force or extrusion force, it makes plug and socket remain axial positioning throughout to begin the final phase joint at buckle and dop, thereby make grafting portion peg graft throughout in the jack, so, under the vibrations environment, the shaking force that lasts can not lead to the condition that not hard up or droing to appear in plug and socket.

Drawings

Fig. 1 is a schematic structural view of a plug and socket anti-separation structure of the present invention.

Fig. 2 is a schematic structural view of the anti-separation structure of the plug and the socket in another direction.

Fig. 3 is a schematic structural diagram of plug and socket plugging.

Fig. 4 is an enlarged view of a portion a of fig. 1.

In the figure, 1, a buffer ring; 2. a socket; 21. clamping a head; 211. a first inclined surface; 22. a groove; 221. an opening; 23. a jack; 3. a plug; 31. a plug-in part; 32. a limiting part; 4. buckling; 41. a connecting plate; 411. connecting blocks; 412. an unlocking portion; 42. a clamping block; 421. a second inclined surface.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

Referring to fig. 1-4, an anti-separation structure for a plug and a socket includes a plug portion 31 and a limiting portion 32, a plug hole 23 for the plug portion 31 to be inserted into is formed in an end surface of the socket 2, the plug portion 31 is shaped to fit the plug hole 23, a buffer ring 1 is disposed on the plug portion 31, the buffer ring 1 is a rubber seal ring capable of better absorbing vibration force, the number of the buffer rings 1 is two, the two buffer rings 1 are disposed on an outer circumferential surface of the plug portion 31, when the plug portion 31 is plugged into the plug hole 23, the two buffer rings 1 are disposed in the plug hole 23, and the two buffer rings 1 are abutted against a hole wall of the plug hole 23, so that the plug 3 and the socket 2 are more firmly connected.

The anti-disengaging structure comprises a clamping head 21 and a clamping buckle 4, a groove 22 is formed in the socket 2, the groove 22 is located on one side of the jack 23, the groove 22 penetrates through the end face of the socket 2, an opening 221 for the clamping buckle 4 to be embedded is formed in one side of the groove 22, the clamping head 21 is arranged in the groove 22, the clamping buckle 4 comprises a connecting plate 41 and a clamping block 42, the clamping block 42 is arranged on the lower side of one end of the connecting plate 41, the clamping buckle 4 and the clamping head 21 are clamped and connected in a hooking mode, two connecting blocks 411 are arranged on the lower side of the connecting plate 41, the connecting plate 41 is connected to the outer side wall of the limiting portion 32 through the two connecting blocks 411, a distance is formed between the two connecting blocks 411, the clamping block 42 and the two connecting blocks 411 are distributed in an isosceles triangle shape, stress is balanced when the clamping block 42 and the clamping head 21 are clamped, the clamping block 42 and the clamping head 21 are always kept clamped, the plug 3 and the socket 2 are always kept in axial positioning, when the inserting portion 31 is inserted in the jack 23, fixture block 42 and dop 21 joint mutually, connecting plate 41 respectively with the both sides wall laminating that recess 22 is relative or connecting plate 41 respectively with all there is the clearance slightly between the both sides wall that recess 22 is relative, make recess 22 can restrict buckle 4 radial movement, thereby also prevented plug 3 radial movement, make buckle 4 and dop 21 remain the joint all the time, and then make grafting portion 31 peg graft in jack 23 all the time, thereby just prevented that plug 1 from becoming flexible or droing, the interval has between connecting plate 41 and the plug 3, guaranteed that connecting plate 41 can drive fixture block 42 and dop 21 joint or break away from the joint.

The other end of the connecting plate 41 is tilted upwards to form an unlocking part 412, and the tilting unlocking part 412 forms a larger operation space, so that the connecting plate 41 can be manually pressed and operated conveniently, and the clamping block 42 is separated from the clamping connection with the clamping head 21.

One side of connecting block 411 corresponding to fixture block 42 and one side opposite to fixture block 42 are both recessed, so that connecting block 411 can deform to enable fixture block 42 to be separated from clamping connection with chuck 21 in the pressing operation process of connecting plate 41.

The chuck 21 is provided with a first inclined surface 211, the latch 42 is provided with a second inclined surface 421 matched with the first inclined surface 211, the latch 42 can move along the first inclined surface 211 and cross the chuck 21 to enable the latch 42 to be clamped with the chuck 21, and the arrangement of the first inclined surface 211 and the second inclined surface 421 enables the latch 42 to move along the first inclined surface 211 and cross the chuck 21 to enable the latch 42 to be clamped with the chuck 21 in the process of plugging the plug 3 and the socket 2.

The inserting part 31 is inserted in the jack 23, the two buffer rings 1 are positioned in the jack 23 and the two buffer rings 1 are attached to the wall of the jack 23, under the vibration environment, the buffer rings 1 absorb the vibration force, so that the inserting part 31 is always inserted in the jack, the buckle 4 and the chuck 21 are hooked and clamped to axially position the plug 3 and the socket 2, under the continuous vibration environment, because the buckle 4 is arranged at one side of the plug 3, the chuck 21 is arranged in the groove 22, and the chuck 21 is positioned at the outer side of the socket 2, the buckle 4 and the chuck 21 are clamped to be positioned at one side of the socket 2 and one side of the plug 3, under the vibration environment, the buckle 4 and the chuck 21 are not subjected to the action of pressing force or extrusion force, the buckle 4 and the chuck 21 are initially and finally clamped to keep the plug 3 and the socket 2 axially positioned, so that the inserting part 31 is always inserted in the jack 23, under the vibration environment, the continuous vibration does not cause the plug 3 and the socket 2 to loosen or fall off.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the terms of the cushion ring 1, the socket 2, the collet 21, the first inclined surface 211, the groove 22, the opening 221, the insertion hole 23, the plug 3, the insertion part 31, the catch 4, the connecting plate 41, the connecting block 411, the unlocking part 412, the catch 42, the second inclined surface 421, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides an anti-disengaging structure of plug and socket, jack (23) have on the terminal surface of socket (2), grafting portion (31) have on plug (3), anti-disengaging structure includes dop (21) and buckle (4), its characterized in that, recess (22) have been seted up on socket (2), recess (22) run through the terminal surface of socket (2), recess (22) are located one side of jack (23), buckle (4) are connected on plug (3) and are located one side of grafting portion (31), the shape of grafting portion (31) with jack (23) looks adaptation, and when grafting portion (31) are pegged graft in jack (23), buckle (4) stretch into in recess (22) and dop (21) looks joint.

2. The anti-separation structure for plug and socket according to claim 1, wherein the recess (22) has an opening (221) at one side for the insertion of the buckle (4), and when the buckle (4) is engaged with the chuck (21), the two opposite side walls of the buckle (4) respectively engage with the recess (22) or a slight gap is formed between the two opposite side walls of the buckle (4) respectively engage with the recess (22).

3. The anti-separation structure of the plug and the socket according to claim 2, wherein the buckle (4) comprises a connecting plate (41) and a clamping block (42), the connecting plate (41) has a connecting block (411) on the lower side, the connecting block (411) is fixed on the outer side wall of the plug (3), the clamping block (42) is arranged on the lower side of one end of the connecting plate (41), a gap is formed between the connecting plate (41) and the plug (3), when the buckle (4) is clamped with the clamping head (21), the two side walls of the connecting plate (41) opposite to the groove (22) are respectively attached to each other or a gap is slightly formed between the two side walls of the connecting plate (41) opposite to the groove (22).

4. The anti-separation structure of a plug and a socket according to claim 3, wherein the plug (3) further comprises two limiting portions (32) connected with the insertion portion (31), the number of the connecting blocks (411) is two, the two connecting blocks (411) are both connected to the outer side wall of the limiting portion (32), a space is formed between the two connecting blocks (411), and the clamping blocks (42) and the two connecting blocks (411) are distributed in an isosceles triangle shape.

5. The plug and socket separation prevention structure according to claim 3 or 4, wherein the other end of the connecting plate (41) is tilted upward to form an unlocking portion (412).

6. The plug and socket separation preventing structure according to claim 5, wherein a side of the connecting block (411) corresponding to the latch (42) and a side opposite to the latch (42) are both recessed.

7. The plug and socket separation preventing structure according to claim 3 or 4, wherein the chuck (21) has a first inclined surface (211), the latch (42) has a second inclined surface (421) matching with the first inclined surface (211), and the latch (42) can move along the first inclined surface (211) and cross the chuck (21) to latch the latch (42) with the chuck (21).

8. The anti-separation structure of the plug and the socket according to claim 1, 2, 3 or 4, wherein the inserting portion (31) is provided with a buffer ring (1), and when the inserting portion (31) is inserted into the inserting hole (23), the buffer ring (1) abuts against the hole wall of the inserting hole (23).

9. A plug and socket disengagement prevention structure according to claim 8, wherein the number of the buffer rings (1) is two.

10. The plug and socket separation prevention structure according to claim 8, wherein the buffer ring (1) is a rubber seal ring.