CN210830944U

CN210830944U - Hydraulic quick joint

Info

Publication number: CN210830944U
Application number: CN201921666263.0U
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 hydraulic pressure quick-operation joint. 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 and connects the 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 joint body, the fixed disk seat B that is equipped with in casing inner wall rear portion, the. The utility model discloses an useful part: novel structure, design benefit is simple and easy, is suitable for the area and presses the operation, and the plug inserts, 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, the resistance to owe is good.

Description

Hydraulic quick joint

Technical Field

The utility model relates to a quick assembly disassembly's connecting device, especially 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 is composed of a female connector and a male connector, the existing design is simple, and the use effect and the use safety of the quick connector can be influenced.

Disclosure of Invention

In order to solve the technical problem that the above-mentioned design simply promotes the security, the utility model provides a hydraulic pressure quick-operation joint.

The technical scheme of the utility model as follows:

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 and connects the 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 joint 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.

The front part of the inner wall of the plug is provided with an inclined plane, the back part of the inclined plane is provided with a smooth inner wall, one side of the valve seat A is provided with a valve seat check 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 O-shaped ring A.

And a plate penetrating nut is arranged on the outer wall of the plug connector body.

And a connector body O-shaped ring A and a connector body O-shaped ring B are arranged between the plug connector body and the plug.

The middle part of the inner wall of the shell is provided with an inclined plane, the back of the inclined plane is a smooth inner wall, one side of the valve seat B is provided with a valve seat check ring B, the inner wall of the valve seat B is smooth, the valve core B is contacted with the inclined wall of the plug, and the valve core B is provided with a valve core O-shaped ring B.

And limiting grooves are arranged on two sides of the inner wall of the outer sleeve contacted with the steel balls.

Use the technical scheme of the utility model, novel structure, design benefit is suitable for the area and presses the operation, and the plug inserts, 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 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 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, 3, hydraulic pressure quick-operation joint, including male joint and female joint, the male joint includes plug 2, plug 2 rear portion outer wall cover is equipped with plug connector body 15, plug 2 inner wall middle part is equipped with disk seat A5, disk seat A5 and case A4 contact, be equipped with case spring A12 between disk seat A5 and the case A4, plug 2 outer wall is equipped with the stopping groove, the female joint includes casing 1 and overcoat 3, casing 1 rear portion outer wall cover is equipped with casing connector body 14, casing 1 front portion outer wall cover has overcoat 3, overcoat 3 is connected with steel ball 8, steel ball 8 is in casing 1 through-hole, be equipped with overcoat spring 9 between casing 1 and casing connector body 14, casing 1 inner wall rear portion is fixed to be equipped with disk seat B, casing 1 middle part is equipped with bayonet socket B, be equipped with case B in the bayonet socket B, be equipped with case spring B.

The front part of the inner wall of the plug 2 is provided with an inclined plane, the back part of the inclined plane is a smooth inner wall, one side of the valve seat A5 is provided with a valve seat check ring A11, the inner wall of the valve seat A5 is smooth, the valve core A4 is in contact with the inclined wall of the plug 2, and the valve core A4 is provided with a valve core O-shaped ring A.

The outer wall of the plug connector body 15 is provided with a plate penetrating nut 16.

A connector body O-ring A10 and a connector body O-ring B17 are arranged between the plug connector body 15 and the plug 2.

The middle part of the inner wall of the shell 1 is provided with an inclined plane, the back of the inclined plane is a smooth inner wall, one side of the valve seat B is provided with a valve seat retaining ring B, the inner wall of the valve seat B is smooth, the valve core B is contacted with the inclined wall of the plug 2, and the valve core B is provided with a valve core O-shaped ring B13.

And limiting grooves are formed in two sides of the inner wall of the outer sleeve 3 contacted with the steel balls 8.

When the plug is used, the plug 2 and the shell 1 are long, the plug connector body 15 and the shell connector body 14 are long, the flow channel is long, the valve core structure is arranged at one part of the front part, the diameters of the inner walls of the plug connector body 15 and the shell connector body 14 are smaller than those of the inner walls of the plug 2 and the shell 1, the pressure in the plug 2 and the shell 1 is moderate, and the plug is suitable for high-pressure operation.

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. Hydraulic pressure quick-operation joint, including male joint and female joint, its characterized in that: the male connector comprises a plug (2), a plug connector body (15) is sleeved on the outer wall of the rear portion of the plug (2), a valve seat A (5) is arranged in the middle of the inner wall of the plug (2), the valve seat A (5) is in contact with a valve element A (4), a valve element spring A (12) is arranged between the valve seat A (5) and the valve element A (4), a stopping groove is arranged on the outer wall of the plug (2), a female connector comprises a shell (1) and an outer sleeve (3), a shell connector body (14) is sleeved on the outer wall of the rear portion of the shell (1), the outer sleeve (3) is sleeved on the outer wall of the front portion of the shell (1), 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 (, a valve core spring B is arranged between the valve seat B and the valve core B.

2. The hydraulic quick connector of claim 1, wherein: the plug is characterized in that an inclined plane is arranged on the front portion of the inner wall of the plug (2), a smooth inner wall is arranged behind the inclined plane, a valve seat retaining ring A (11) is arranged on one side of the valve seat A (5), the inner wall of the valve seat A (5) is smooth, the valve core A (4) is in contact with the inclined wall of the plug (2), and a valve core O-shaped ring A is arranged on the valve core A (4).

3. The hydraulic quick connector of claim 1, wherein: and a plate penetrating nut (16) is arranged on the outer wall of the plug connector body (15).

4. The hydraulic quick connector of claim 1, wherein: and a connector body O-shaped ring A (10) and a connector body O-shaped ring B (17) are arranged between the plug connector body (15) and the plug (2).

5. The hydraulic quick connector of claim 1, wherein: the middle part of the inner wall of the shell (1) 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 B is provided with a valve seat retaining ring B, the inner wall of the valve seat B is smooth, the valve core B is contacted with the inclined wall of the plug (2), and the valve core B is provided with a valve core O-shaped ring B (13).

6. The hydraulic quick connector of claim 1, wherein: and limiting grooves are arranged on two sides of the inner wall of the outer sleeve (3) contacted with the steel balls (8).