CN221278790U

CN221278790U - Quick connector operated by one hand

Info

Publication number: CN221278790U
Application number: CN202322533273.XU
Authority: CN
Inventors: 楼仲宇; 楼焕银; 童超; 薛大伟
Original assignee: Zhejiang Songqiao Pneumatic And Hydraulic Co ltd
Current assignee: Zhejiang Songqiao Pneumatic And Hydraulic Co ltd
Priority date: 2023-09-18
Filing date: 2023-09-18
Publication date: 2024-07-05
Anticipated expiration: 2033-09-18

Abstract

The utility model relates to a connecting device capable of being quickly disassembled and assembled, in particular to a quick connector operated by one hand. The utility model provides a quick-operation joint of singlehanded operation, includes male joint and female joint, female joint includes casing and overcoat, the anterior outer wall cover of casing is equipped with the overcoat, and the casing front portion runs through and is equipped with the steel ball, steel ball and overcoat connection, is equipped with the coat spring between overcoat inner wall and the casing outer wall, and the casing rear portion outer wall is equipped with the casing and connects the body, and the protruding right angle wall a that forms in the middle of the casing connects the body, the protruding mouth that keeps off in the middle of the casing, keeps off mouthful department and is equipped with the case, is equipped with the case spring between case and the right angle wall, and plug integrated into one piece, anterior casing diameter is less than rear portion diameter, and plug front portion outer wall is equipped with the stopping groove. The utility model has the advantages that: the structure is novel, the design is ingenious, the device is suitable for single-hand operation, and particularly, the device has multiple interfaces and high flow in a place with a small space, so that the performance parameters of the quick connector are improved; simple processing, convenient and quick connection, high strength and good undersize resistance.

Description

Quick connector operated by one hand

Technical Field

The utility model relates to a connecting device capable of being quickly disassembled and assembled, in particular to a quick connector operated by one hand.

Background

The quick connector comprises a hydraulic quick connector and various fluid quick connectors, and is a connecting device for quickly connecting or disconnecting pipelines and realizing quick disassembly. Because the quick connector has a two-way check function, the pipeline is disconnected without leakage, and therefore, the quick connector is widely applied to the fields of petroleum, metallurgy, hydropower, engineering machinery, ships, electromechanical equipment and the like. The quick connector connecting structure is the most important part of the quick connector, and the connection mode and the structure of the quick connector directly determine the convenience, the reliability and the product quality of the quick connector. The quick connector consists of a female connector and a male connector, the existing valve core is high in structural strength, two hands are needed to operate, and the valve core is difficult to spread in a place with a small space.

Disclosure of Invention

In order to solve the technical problem that the two hands are difficult to spread in the places with small space, the utility model provides the quick connector operated by one hand.

The technical scheme of the utility model is as follows:

The utility model provides a quick-operation joint of singlehanded operation, includes male joint and female joint, female joint includes casing and overcoat, the anterior outer wall cover of casing is equipped with the overcoat, and the casing front portion runs through and is equipped with the steel ball, steel ball and external connection, is equipped with the coat spring between overcoat inner wall and the casing outer wall, and the casing rear portion outer wall is equipped with the casing and connects the body, and the protruding right angle wall a that forms in the middle of the casing connects the body, the protruding mouth that forms in the middle of the casing, the mouth department that keeps off is equipped with the case, is equipped with the case spring between case and the right angle wall, and plug integrated into one piece, anterior casing diameter is less than rear portion diameter, and plug front portion outer wall is equipped with the stopping groove, and the case front portion is equipped with smooth wall, and there is right angle recess in the centre, and the rear portion has right angle wall b.

And the side part of the valve core is perforated, the rear part of the valve core is provided with a circle of concave, and a valve core O-shaped ring is arranged in the concave part.

The baffle opening is provided with an inclined wall, a smooth wall is arranged behind the inclined wall, and the smooth wall is contacted with the inner wall of the front part of the shell connector body.

And an outer sleeve check ring is arranged on the outer wall of the front part of the shell.

A shell O-shaped ring and a blocking opening are arranged in the middle of the shell.

By using the technical scheme of the utility model, the structure is novel, the design is ingenious, the plug and socket are contacted, the area is large, the pressure is small, the device is suitable for single-hand operation, and the device is particularly suitable for multi-interface and large-flow in places with small space, so that the performance parameters of the quick connector are improved; simple processing, convenient and quick connection, high strength and good undersize resistance.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the female joint of the present utility model;

FIG. 3 is a schematic view of the valve core of the present utility model.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

Examples

The quick connector of single hand operation as shown in figures 1, 2 and 3 comprises a male connector and a female connector, wherein the female connector comprises a shell 1 and a jacket 3, the jacket 3 is sleeved on the outer wall of the front part of the shell 1, steel balls 5 are arranged on the front part of the shell 1 in a penetrating mode, the steel balls 5 are connected with the jacket 3, a jacket spring 7 is arranged between the inner wall of the jacket 3 and the outer wall of the shell 1, a shell connector 11 is arranged on the outer wall of the rear part of the shell 1, a right-angle wall is formed by protruding in the middle of the shell connector 11, a blocking opening 12 is formed by protruding in the middle of the shell 1, a valve core 8 is arranged at the blocking opening 12, a valve core spring 10 is arranged between the valve core 8 and the right-angle wall, the plug 2 is integrally formed, the diameter of the front part of the shell is smaller than that of the rear part, and a retaining groove is formed in the outer wall of the front part of the plug 2.

The side part of the valve core 8 is perforated, the rear part is provided with a circle of concave, and a valve core O-shaped ring 9 is arranged in the concave. The valve core 8 is provided with a smooth wall 15 at the front, a right-angle groove 13 in the middle and a right-angle wall b14 at the rear.

The baffle opening 12 is provided with an inclined wall, a smooth wall is arranged behind the inclined wall, and the smooth wall is contacted with the inner wall of the front part of the shell joint body 11.

The outer wall of the front part of the shell 1 is provided with an outer sleeve retainer ring 4.

The middle of the shell 1 is provided with a shell O-shaped ring 6, and the shell O-shaped ring 6 and a blocking opening 12.

When the plug 2 is used, the plug 8 is pushed to move, the shell O-shaped ring 6 is far away from the baffle opening 12, the rear part of the smooth wall 12 of the plug 8 is recessed inwards, a flow passage between the plug and the inner wall of the shell 1 is enlarged in the recessed part, a hole is formed in the recessed part, the right-angle groove 13 is easier to process, the plug O-shaped ring 9 is installed at the position, the plug O-shaped ring 9 is in contact with the inclined wall of the baffle opening 12, the sealing effect is improved, a valve core spring 10 is arranged between the right-angle wall b14 and the right-angle wall a, the rear end diameter of the right-angle wall b14 is minimum, materials are saved, a space is enlarged between the plug and the right-angle wall a, the hole on the valve core 8 corresponds to the smooth inner wall of the shell 1, the diameter of the smooth inner wall of the shell 1 is smaller than the diameter of the inner wall of the right-angle wall b, abrasion is avoided, the rear part of the wall of the hole is the inclined wall, the flow passage is enlarged, the rear part of the plug 2 can be connected with sockets of various specifications, the applicability is strong, the structure is free of a valve seat, the plug 2 is fixed on the shell connector 11, parts are saved, the parts are fewer, the plug 2 parts are free, the diameter is large, the plug is suitable for single-hand operation, especially in a narrow place.

It should be understood that the foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the technical solutions of the present utility model, and it should be understood that the foregoing may be added, substituted, altered or modified within the spirit and principle of the present utility model by those skilled in the art, and all such added, substituted, altered or modified embodiments fall within the scope of the appended claims.

Claims

1. The utility model provides a quick-operation joint of single hand operation, includes male joint and female joint, its characterized in that: the female connector comprises a shell (1) and an outer sleeve (3), wherein the outer wall of the front part of the shell (1) is sleeved with the outer sleeve (3), steel balls (5) are arranged on the front part of the shell (1) in a penetrating mode, the steel balls (5) are connected with the outer sleeve (3), an outer sleeve spring (7) is arranged between the inner wall of the outer sleeve (3) and the outer wall of the shell (1), a shell connector body (11) is arranged on the outer wall of the rear part of the shell (1), a right-angle wall a is formed by protruding in the middle of the shell connector body (11), a blocking opening (12) is formed by protruding in the middle of the shell (1), a valve core (8) is arranged at the blocking opening (12), a valve core spring (10) is arranged between the valve core (8) and the right-angle wall, the front part of the shell is smaller than the rear part of the shell, a retaining groove is formed in the front part of the outer wall of the plug (2), a smooth wall (15) is arranged on the front part of the valve core (8), a right-angle groove (13) is formed in the middle, and a right-angle wall b (14) is arranged on the rear part.

2. The one-handed quick connector of claim 1, wherein: the side part of the valve core (8) is perforated, the rear part of the valve core is provided with a circle of concave, and a valve core O-shaped ring (9) is arranged in the concave.

3. The one-handed quick connector of claim 1, wherein: the baffle opening (12) is provided with an inclined wall, a smooth wall is arranged behind the inclined wall, and the smooth wall is contacted with the inner wall of the front part of the shell joint body (11).

4. The one-handed quick connector of claim 1, wherein: an outer sleeve check ring (4) is arranged on the outer wall of the front part of the shell (1).

5. The one-handed quick connector of claim 1, wherein: a shell O-shaped ring (6) is arranged in the middle of the shell (1), and the shell O-shaped ring (6) and the blocking opening (12) are arranged in the middle of the shell.