CN215568794U

CN215568794U - Anti-drop quick connector

Info

Publication number: CN215568794U
Application number: CN202121733357.2U
Authority: CN
Inventors: 王继涛; 顾强
Original assignee: Mifu Technology Zhejiang Co ltd
Current assignee: Mifu Technology Zhejiang Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-01-18
Anticipated expiration: 2031-07-28

Abstract

The utility model discloses an anti-falling quick connector, which comprises a connector main body and a locking piece, wherein the locking piece is movably inserted in the connector main body; the sub-connector fixing plate is inserted in the upper socket, and the fixing buckle is inserted in the lower socket; the side part of the fixing buckle is covered in the joint main body, and the outermost side of the fixing buckle does not exceed the side wall of the joint main body; the utility model has quick installation and fixation, and the barb part ensures that the locking piece is difficult to be separated from the joint main body, thereby preventing unlocking caused by misoperation; simultaneously the outside of fixed knot does not surpass the lateral wall that connects the main part, and the outside of barb portion is parallel and level with the lateral wall that connects the main part promptly, can prevent to miss to bump fixed knot and make retaining member deviate from and connect the main part.

Description

Anti-drop quick connector

Technical Field

The utility model relates to a pipeline connecting piece, in particular to an anti-falling quick connector.

Background

The automobile is one of the choices of daily public for going on and off duty and traveling instead of walk by virtue of the advantages of convenience, multiple functions and high degree of freedom. In the transition period that new energy is gradually accepted and popularized by the public, the current fuel powered automobile as a traditional power automobile is still the mainstream automobile type in the automobile field. A large number of quick connectors are needed in an automobile engine, and the quick connectors are connectors which can realize connection or disconnection of pipelines without tools. The quick connector comprises a sub connector and a tubular connector, wherein the sub connector is inserted in the tubular connector to realize connection.

Although the locking piece of the existing connector can relatively fix the connecting female head and the connecting male head, under the condition of misoperation and the like, the locking piece is easy to pull out backwards under external small acting force, so that undesirable unlocking between the connecting female head and the connecting male head is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-falling quick connector to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the anti-falling quick connector comprises a connector main body and a locking piece, wherein the locking piece is movably inserted into the connector main body, a sub-connector matched with the connector main body is further arranged in the connector main body, and the sub-connector is fixed in the connector main body by the locking piece;

the joint main body is tubular, a pagoda joint is arranged at the bottom of the joint main body, a connecting part is arranged at the top of the joint main body, a through hole is vertically formed in the center line of the joint main body, and a lower socket and an upper socket are formed in the side face of the joint main body;

the locking piece comprises sub-joint fixing plates, a connecting part and fixing buckles which are integrally formed, the sub-joint fixing plates and the fixing buckles are respectively positioned at the upper end and the lower end of the connecting part, the number of the sub-joint fixing plates is two, and the two sub-joint fixing plates are symmetrically arranged; the number of the fixing buckles is two, the two fixing buckles are also symmetrically arranged, and each fixing buckle comprises a rear end part, a concave part and a tail end part which are sequentially arranged;

the sub-connector fixing plate is inserted in the upper socket, and the fixing buckle is inserted in the lower socket; the side part of the fixing buckle is covered in the joint main body, and the outermost side of the fixing buckle does not exceed the side wall of the joint main body.

Further, the thickness of the tip portion is less than or equal to the thickness of the tip of the recess portion.

Furthermore, a limiting convex ring is arranged on the circumferential outer side wall of the middle part of the sub-joint in a protruding mode.

Further, a horizontal partition plate is arranged between the lower socket and the upper socket.

Furthermore, the middle part of the lower socket is provided with a first vertical clapboard which is vertically connected with the horizontal clapboard.

Furthermore, the front end of the sub-joint fixing plate is an arc clamping groove part, and the arc clamping groove part on the sub-joint fixing plate is matched with the limiting convex ring on the sub-joint.

Furthermore, a groove is formed in the middle of one side, facing the top sub-joint fixing plate, of the concave part, and the tail end, far away from the rear end, of the concave part is bent towards the sub-joint fixing plate; the outer sides of the tail end parts of the fixing buckles extend outwards to form barb parts.

Furthermore, the inner sides of the tail end parts of the two fixing buckles are provided with a first clamping part and a second clamping part in a protruding mode in opposite directions.

Furthermore, the first clamping portion is closer to the concave portion than the second clamping portion.

Compared with the prior art, the utility model has the beneficial effects that: when the locking device is in a locking state, the sub-joint fixing plate is positioned below the limiting convex ring of the sub-joint, and the arc-shaped clamping groove part and the first clamping part/the second clamping part tightly hold the sub-joint, so that the sub-joint cannot be pulled out upwards; the barb part makes the locking piece difficult to be separated from the joint main body, so that unlocking caused by misoperation can be prevented; simultaneously the outside of fixed knot does not surpass the lateral wall that connects the main part, and the outside of barb portion is parallel and level with the lateral wall that connects the main part promptly, can prevent to miss to bump fixed knot and make retaining member deviate from and connect the main part.

Drawings

Fig. 1 is a schematic structural view of an anti-drop quick connector.

Fig. 2 is an exploded view of the anti-falling quick connector when connecting the sub-connector.

Fig. 3 is a schematic structural view of a connector main body in the anti-drop quick connector.

Fig. 4 is a schematic structural view of a locking piece in the anti-falling quick connector.

Fig. 5 is a schematic view of another angle of the locking piece of the anti-falling quick connector.

Fig. 6 is a sectional view of the anti-drop quick connector.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The components of embodiments of the present invention 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 present invention, 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, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the anti-falling quick connector comprises a connector main body 100 and a locking member 200, wherein the locking member 200 is movably inserted into the connector main body 100, a sub-connector 300 adapted to the connector main body 100 is further disposed in the connector main body 100, the sub-connector 300 is fixed in the connector main body 100 by the locking member 200,

the joint main body 100 is tubular, the bottom of the joint main body 100 is provided with a pagoda joint 101, the top of the joint main body 100 is provided with a connecting part,

a through hole is vertically formed in the center line of the joint main body 100, a lower socket 110 and an upper socket 120 are formed in the side surface of the joint main body 100, a horizontal partition plate 130 is arranged between the lower socket 110 and the upper socket 120, and a first vertical partition plate 111 vertically connected with the horizontal partition plate 130 is arranged in the middle of the lower socket 110;

the locking member 200 includes sub-joint fixing plates 210, a connecting portion 220, and fixing buckles 230, which are integrally formed, the sub-joint fixing plates 210 and the fixing buckles 230 are respectively located at upper and lower ends of the connecting portion 220, wherein two sub-joint fixing plates 210 are provided, and the two sub-joint fixing plates 210 are symmetrically arranged,

the front end of the sub-joint fixing plate 210 is provided with an arc-shaped clamping groove part 211, the arc-shaped clamping groove part 211 on the sub-joint fixing plate 210 is matched with the limiting convex ring 301 on the sub-joint 300, and the arc-shaped clamping groove part 211 is used for blocking the upper part of the limiting convex ring 301 so as to fix the sub-joint 300 and prevent the sub-joint 300 from falling off;

the two fixing buckles 230 are also provided, the two fixing buckles 230 are also symmetrically arranged, the fixing buckle 230 comprises a rear end 231, a recessed part 232 and a tail end 233 which are sequentially arranged, a groove is formed in the middle of one side, facing the top sub-joint fixing plate 210, of the recessed part 232, the tail end, far away from the rear end 231, of the recessed part 232 is bent towards the sub-joint fixing plate 210, and the thickness of the tail end 233 is smaller than or equal to that of the tail end of the recessed part 232;

the inner sides of the end portions 233 of the two fixing buckles 230 are oppositely provided with a first clamping portion 234 and a second clamping portion 236 in a protruding manner, and the first clamping portion 234 is closer to the recessed portion 232 than the second clamping portion 236;

the outer sides of the end parts 233 of the fixing buckles 230 are respectively provided with an inverted hook part 235 extending outwards;

a limiting convex ring 301 is arranged on the circumferential outer side wall of the middle part of the sub-joint 300 in an outward protruding manner.

The sub-connector fixing plate 210 is inserted into the upper insertion opening 120, and the fixing buckle 230 is inserted into the lower insertion opening 110; the side of the fixing buckle 230 is covered in the joint main body 100, and the outermost side of the fixing buckle 230 does not exceed the side wall of the joint main body 100, i.e. the outer side of the barb 235 is flush with the side wall of the joint main body 100, so as to prevent the locking member 200 from falling out of the joint main body 100 due to mistaken collision of the fixing buckle 230;

when the utility model is installed, the sub-joint 300 is inserted into the through hole of the joint main body 100, the two fixing buckles 230 of the locking member 200 are inserted into the lower insertion opening 110 of the joint main body 100, the two sub-joint fixing plates 210 are inserted into the upper insertion opening 120 of the joint main body 100, when in a locking state, the sub-joint fixing plates 210 are positioned below the limiting convex ring 301 of the sub-joint 300, and the arc-shaped clamping groove part 211 and the first or second clamping part tightly hold the sub-joint 300, so that the sub-joint 300 cannot be pulled out upwards; the barb 235 makes it difficult for the locker 200 to escape from the joint body 100, so that it is possible to prevent unlocking by mistake.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the equipment or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is also to be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Claims

1. The anti-falling quick connector comprises a connector main body and a locking piece, and is characterized in that the locking piece is movably inserted into the connector main body, a sub-connector matched with the connector main body is further arranged in the connector main body, and the sub-connector is fixed in the connector main body by the locking piece;

2. The drop-preventing quick connector as claimed in claim 1, wherein the thickness of the distal end portion is less than or equal to the thickness of the distal end of the recess portion.

3. The anti-drop quick connector as claimed in claim 1, wherein a limit protrusion ring is protruded outwardly from a circumferential outer sidewall of the middle portion of the sub-connector.

4. The anti-drop quick connector as recited in claim 1, wherein a horizontal partition is provided between the lower socket and the upper socket.

5. The anti-drop quick connector as claimed in claim 1, wherein a first vertical partition plate vertically connected with the horizontal partition plate is provided in the middle of the lower socket.

6. The anti-drop quick connector as claimed in claim 1, wherein the front end of the sub-connector fixing plate is an arc-shaped groove portion, and the arc-shaped groove portion of the sub-connector fixing plate is engaged with the limit convex ring of the sub-connector.

7. The anti-drop quick connector according to claim 1, wherein a groove is formed in the middle of one side of the recessed portion facing the top sub-connector fixing plate, and the end of the recessed portion away from the rear end portion is bent toward the sub-connector fixing plate; the outer sides of the tail end parts of the fixing buckles extend outwards to form barb parts.

8. The anti-drop quick connector as claimed in claim 1, wherein the inner sides of the terminal portions of the two fixing buckles are provided with a first engaging portion and a second engaging portion which protrude in opposite directions.

9. The anti-drop quick connector as claimed in claim 8, wherein the first engaging portion is closer to the recess portion than the second engaging portion.