CN210830943U

CN210830943U - Hydraulic quick joint

Info

Publication number: CN210830943U
Application number: CN201921666012.2U
Authority: CN
Inventors: 楼仲宇; 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: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-06-23
Anticipated expiration: 2029-09-30

Abstract

The utility model relates to a quick assembly disassembly's connecting device, especially a hydraulic pressure quick-operation joint. The utility model provides a hydraulic pressure quick-operation joint, including male joint and female joint, the male joint includes the plug, plug inner wall middle part is equipped with disk seat A, disk seat A and case A contact, be equipped with case spring A between disk seat A and the case A, the plug outer wall is equipped with the stopping groove, the female joint includes casing and overcoat, the anterior outer wall cover of casing has the overcoat, the overcoat is connected with the steel ball, the steel ball is in the casing through-hole, be equipped with the overcoat spring between casing and the casing joint body, the fixed disk seat B that is equipped with in shells inner wall rear portion, the casing middle part is equipped with bayonet socket B, be equipped with case B in the bayonet socket B, be equipped with case spring B between disk seat B and the case B, the cover is equipped with case rubber B and. The utility model discloses an useful part: the valve core is fixed by the threads, and is convenient to damage and replace.

Description

Hydraulic quick joint

Technical Field

The utility model relates to a quick assembly disassembly's connecting device, especially a hydraulic pressure quick-operation joint.

Background

The quick joint comprises a hydraulic quick joint and various fluid quick joints, and is a connecting device for quickly connecting or disconnecting pipelines and realizing quick assembly and disassembly. The quick connector has a bidirectional non-return function, so that the pipeline is free from leakage when disconnected, 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 joint connecting structure is the most important part of the quick joint, and the connecting mode and the structure of the quick joint directly determine the use convenience, the reliability and the product quality of the quick joint. The quick connector comprises a female connector and a male connector, the existing design is simple, the valve core is sealed through the O-shaped ring, but the O-shaped ring is easy to damage, and the using effect and the using safety of the quick connector can be influenced.

Disclosure of Invention

In order to solve the technical problem that the safety is influenced by easy damage of the O-shaped ring, the utility model provides a hydraulic quick joint.

The technical scheme of the utility model as follows:

the utility model provides a hydraulic pressure quick-operation joint, including male joint and female joint, the male joint includes the plug, plug rear portion outer wall cover is equipped with the plug connector body, plug inner wall middle part is equipped with disk seat A, disk seat A and case A contact, be equipped with case spring A between disk seat A and the case A, the plug outer wall is equipped with the stopping groove, the female joint includes casing and overcoat, casing rear portion outer wall cover is equipped with the casing and connects the body, the anterior outer wall cover of casing has the overcoat, the overcoat is connected with the steel ball, the steel ball is in the casing through-hole, be equipped with the overcoat spring between casing and the casing connector body, the fixed disk seat B that is equipped with in casing inner wall rear portion, the casing middle part is equipped with bayonet socket B, be equipped with case spring B in the bayonet socket B, be equipped with case spring B between disk seat.

The plug is characterized in that an inclined plane is arranged at the front part of the inner wall of the plug, a smooth inner wall is arranged behind the inclined plane, a valve seat retaining ring A is arranged on one side of the valve seat A, the inner wall of the valve seat A is smooth, the valve core A is in contact with the inclined wall of the plug, and a valve core rubber A and a valve core valve cap A are arranged on the valve core.

And a connector body connected with an O-shaped ring A is arranged between the plug connector body and the plug.

Use the technical scheme of the utility model, novel structure, design benefit is simple and easy, and the case invention provides the screw fixation and live, and it is convenient to damage the change, has improved quick-operation joint's performance parameter, and the security is high, and processing is simple and easy, connects convenient and fast, intensity is high, resistant owe the nature good.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the male connector of the present invention;

fig. 3 is a schematic structural view of the female joint of the present invention.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Examples

As shown in fig. 1, 2 and 3, a hydraulic quick connector comprises a male connector and a female connector, the male connector comprises a plug 2, the outer wall of the rear part of the plug 2 is sleeved with a plug connector body 14, the middle part of the inner wall of the plug 2 is provided with a valve seat a, the valve seat a is contacted with the valve core a, a valve core spring a is arranged between the valve seat a and the valve core a, the outer wall of the plug 2 is provided with a retaining groove, the female connector comprises a shell 1 and a shell 3, the outer wall of the rear part of the shell 1 is sleeved with a shell connector body, the outer wall of the front part of the shell 1 is sleeved with the shell 3, the shell 3 is connected with steel balls 8, the steel balls 8 are arranged in through holes of the shell 1, a shell spring 9 is arranged between the shell 1 and the shell connector body, the rear part of the inner wall of the shell 1 is fixedly provided with a valve seat B5, the middle part of the shell 1 is provided with a bayonet B, the valve core bonnet B13 is secured by threads.

The front part of the inner wall of the plug 2 is provided with an inclined plane, the back of the inclined plane is provided with a smooth inner wall, one side of the valve seat A is provided with a valve seat retaining ring A, the inner wall of the valve seat A is smooth, the valve core A is contacted with the inclined wall of the plug, and the valve core A is provided with a valve core rubber A and a valve core valve cap A.

A connector body connecting O-shaped ring A15 is arranged between the plug connector body 14 and the plug 2.

During the use, case B4 and case A top move, and case A head has one section arch, is equipped with case rubber A between head and the arch, and protruding department is fixed with case valve cap A, tightly fixes case rubber A through screwing, and case B4 is also the same, damages easy the change, and convenient operation keeps the permanent security of joint.

It should be understood that the above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, and those skilled in the art can add, subtract, replace, change or modify the above-mentioned embodiments within the spirit and principle of the present invention, and all such additions, substitutions, changes or modifications should fall within the scope of the appended claims.

Claims

1. The utility model provides a hydraulic pressure quick-operation joint, includes male joint and female joint, its characterized in that: the male connector comprises a plug (2), the outer wall of the rear part of the plug (2) is sleeved with a plug connector body (14), the middle part of the inner wall of the plug (2) is provided with a valve seat A, the valve seat A is contacted with a valve core A, a valve core spring A is arranged between the valve seat A and the valve core A, the outer wall of the plug (2) is provided with a stopping groove, the female connector comprises a shell (1) and an outer sleeve (3), the outer wall of the rear part of the shell (1) is sleeved with a shell connector body, the outer wall of the front part of the shell (1) is sleeved with the outer sleeve (3), the outer sleeve (3) is connected with a steel ball (8), the steel ball (8) is arranged in a through hole of the shell (1), an outer sleeve spring (9) is arranged between the shell (1) and the shell connector body, the rear part of the inner wall of the shell (1) is fixedly provided with a, the back of the head of the valve core B (4) is sleeved with a valve core rubber B (7) and a valve core valve cap B (13), and the valve core valve cap B (13) is fixed through threads.

2. The quick connector of claim 1, wherein: the front part of the inner wall of the plug (2) is provided with an inclined plane, the back of the inclined plane is provided with a smooth inner wall, one side of the valve seat A is provided with a valve seat retaining ring A, the inner wall of the valve seat A is smooth, the valve core A is contacted with the inclined wall of the plug, and the valve core A is provided with a valve core rubber A and a valve core valve cap A.

3. The quick connector of claim 1, wherein: and a connector body connecting O-shaped ring A (15) is arranged between the plug connector body (14) and the plug (2).