CN217540034U

CN217540034U - Novel hydraulic quick joint

Info

Publication number: CN217540034U
Application number: CN202220910746.6U
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: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-10-04
Anticipated expiration: 2032-04-18

Abstract

The utility model relates to a quick assembly disassembly's connecting device, especially a novel hydraulic pressure quick-operation joint. The utility model provides a novel hydraulic pressure quick-operation joint, including male joint and female joint, the male joint includes the plug, the plug front portion is equipped with bayonet socket A, bayonet socket A is domatic and smooth surface from inside to outside, be equipped with steel ball case A in the bayonet socket A, steel ball case A and domatic contact, plug inner wall middle part is equipped with disk seat A, the plug outer wall is equipped with the stopping groove, female joint includes casing and overcoat, casing outer wall cover has the overcoat, the fixed disk seat B that is equipped with in casing inner wall rear portion, the casing front portion is equipped with bayonet socket B, be equipped with steel ball case B in the bayonet socket B, be equipped with case spring B between disk seat B and the steel ball case B, casing outer wall is equipped with the retaining ring pad, the overcoat is connected with the steel ball. The utility model discloses an useful part: novel structure, design benefit is simple and easy, and the ball valve design is simple, and casing outer wall processing is convenient, need not the protruding hexagonal body of establishing, increases retaining ring pad and is used for connecting overcoat spring, and is with low costs.

Description

Novel hydraulic quick joint

Technical Field

The utility model relates to a quick assembly disassembly's connecting device, especially a novel 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 coupling connection structure is the most important part of the quick coupling, and the connection mode and structure of the quick coupling directly determine the convenience, reliability and product quality of the quick coupling. The quick connector comprises a female connector and a male connector, wherein the outer sleeve is connected with the shell through the outer sleeve spring, and the outer wall of the shell is convexly provided with a hexagonal body, so that the quick connector is convenient to fix, but the processing procedure, the cost and the like are increased.

Disclosure of Invention

In order to solve the technical problem that the above-mentioned protruding hexagonal body of establishing increases procedure and cost, the utility model provides a novel hydraulic pressure quick-operation joint.

The technical scheme of the utility model as follows:

the utility model provides a novel hydraulic pressure quick-operation joint, including male joint and female joint, the male joint includes the plug, the plug front portion is equipped with bayonet socket A, bayonet socket A is domatic and smooth surface from inside to outside, be equipped with steel ball case A in the bayonet socket A, steel ball case A and domatic contact, plug inner wall middle part is equipped with disk seat A, be equipped with case spring A between steel ball case A and the disk seat A, the plug outer wall is equipped with the stopping groove, the female joint includes casing and overcoat, casing outer wall cover has the overcoat, the fixed disk seat B that is equipped with in casing inner wall rear portion, the casing front portion is equipped with bayonet socket B, be equipped with steel ball case B in the bayonet socket B, be equipped with case spring B between disk seat B and the steel ball case B, casing outer wall is equipped with the retaining ring pad, retaining ring pad outer wall and overcoat inner wall contact, be equipped with the overcoat spring between retaining ring pad outer wall and the overcoat, the overcoat is connected with the steel ball, the steel ball is in the casing through-hole.

And an outer sleeve retainer ring b is arranged on the outer wall of the front end of the shell and is in contact with the lower part of the left side of the outer sleeve.

An outer sleeve check ring a is arranged on the outer wall of the shell in a concave mode, and a check ring pad is arranged in front of the outer sleeve check ring a.

The outer wall of the shell is a smooth wall.

Use the technical scheme of the utility model, novel structure, design benefit is simple and easy, and the ball valve design is simple, and processing is simple and easy, and is sealed firmly, and the leakproofness is better under the high pressure, and casing outer wall processing is convenient, need not protruding hexagonal type body of establishing, increases the retaining ring pad and is used for connecting the overcoat spring, and it is swift convenient also to damage to change, and is with low costs, has improved quick-operation joint's performance parameter, connects convenient and fast, intensity is high, resistant owes the nature good.

Drawings

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

FIG. 2 is a schematic structural view of the female joint of the present invention;

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

Detailed Description

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

Examples

The novel hydraulic quick connector comprises a male connector and a female connector, wherein the male connector comprises a plug 2, the front portion of the plug 2 is provided with a bayonet A, the bayonet A is a slope surface and a smooth surface from inside to outside, a steel ball valve core A is arranged in the bayonet A, the steel ball valve core A is in contact with the slope surface, the middle of the inner wall of the plug 2 is provided with a valve seat A, a valve core spring A is arranged between the steel ball valve core A and the valve seat A, the outer wall of the plug 2 is provided with a retaining groove, the female connector comprises a shell 1 and an outer sleeve 3, the outer wall of the shell 1 is sleeved with the outer sleeve 3, the rear portion of the inner wall of the shell 1 is fixedly provided with a valve seat B5, the front portion of the shell 1 is provided with a bayonet B, a steel ball valve core B4 is arranged in the bayonet B, a valve core spring B12 is arranged between the valve seat B4 and the steel ball valve core B12, the outer wall of the shell 1 is provided with a retainer cushion 13, the outer wall of the retainer cushion 13 is in contact with the inner wall of the outer sleeve 3, the outer wall of the retainer cushion 13 is in contact with the outer wall of the outer sleeve 3, the outer wall of the outer cushion 13 is provided with an outer sleeve spring 9, the outer sleeve 3 is connected with a steel ball 8, and the steel ball 8 is arranged in a through hole of the steel ball 8, and the steel ball 8 is arranged in the shell 1.

And an outer sleeve retainer b14 is arranged on the outer wall of the front end of the shell 1, and the outer sleeve retainer b10 is in contact with the lower part of the left side of the outer sleeve 3.

An outer sleeve retainer ring a10 is arranged on the outer wall of the shell 1 in a concave mode, and a retainer ring pad 13 is arranged in front of the outer sleeve retainer ring a 10.

The outer wall of the shell 1 is a smooth wall.

During the use, the ball valve design is simple, and processing is simple and easy, and the leakproofness is better under the high pressure, and steel ball case A and steel ball case B4 top move, open the runner, through steel ball 8 and stopping groove locking, disk seat A and disk seat B5 front portion still play limiting displacement, touch steel ball case A and steel ball case B4 till, 1 inner wall of casing depressed part is equipped with casing O type circle 6 and casing plastics king 7, plays sealed effect, and 1 outer wall of casing is level and smooth, need not the special processing hexagonal type body for connect shell spring 9, through retaining ring pad 13, it is convenient.

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 novel hydraulic pressure quick-operation joint, includes male joint and female joint, its characterized in that: the male connector comprises a plug (2), a bayonet A is arranged at the front of the plug (2), the bayonet A is a slope surface and a smooth surface from inside to outside, a steel ball valve core A is arranged in the bayonet A, the steel ball valve core A is in contact with the slope surface, a valve seat A is arranged at the middle of the inner wall of the plug (2), a valve core spring A is arranged between the steel ball valve core A and the valve seat A, a stopping groove is formed in the outer wall of the plug (2), a female connector comprises a shell (1) and an outer sleeve (3), the outer wall of the shell (1) is sleeved with the outer sleeve (3), a valve seat B (5) is fixedly arranged at the rear part of the inner wall of the shell (1), a bayonet B is arranged at the front of the shell (1), a steel ball valve core B (4) is arranged in the bayonet B, a valve core spring B (12) is arranged between the valve seat B and the steel ball valve core B (4), a retainer cushion (13) is arranged on the outer wall of the shell (1), the outer wall of the retainer cushion (13) is in contact with the inner wall of the outer sleeve (3), a sleeve spring (9) is arranged between the outer wall of the retainer cushion (13) and the outer sleeve (3), the outer sleeve (3) is connected with a steel ball (8), and the steel ball (8) is arranged in a through hole of the shell (1).

2. The novel hydraulic quick coupling according to claim 1, characterized in that: the outer wall of the front end of the shell (1) is provided with an outer sleeve retainer ring b (14), and the outer sleeve retainer ring b (14) is in contact with the lower part of the left side of the outer sleeve (3).

3. The novel hydraulic quick coupling according to claim 1, characterized in that: the outer wall of the shell (1) is provided with an outer sleeve retainer ring a (10) in a concave mode, and a retainer ring pad (13) is arranged in front of the outer sleeve retainer ring a (10).

4. The novel hydraulic quick coupling as claimed in claim 1, wherein: the outer wall of the shell (1) is a smooth wall.