CN213929887U

CN213929887U - Special quick joint for hose

Info

Publication number: CN213929887U
Application number: CN202020761427.4U
Authority: CN
Inventors: 楼仲宇; 楼焕银
Original assignee: Zhejiang Songqiao Pneumatic And Hydraulic Co ltd
Current assignee: Zhejiang Songqiao Pneumatic And Hydraulic Co ltd
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2021-08-10
Anticipated expiration: 2030-05-09

Abstract

The utility model relates to a quick assembly disassembly's connecting device, especially special quick-operation joint is used to the hose. Special quick-operation joint is used to hose, 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 equipped with case B in the bayonet socket B, be equipped with case spring B between disk seat B and the case B. The utility model discloses an useful part: design benefit, processing is simple and easy, and is applicable to the hose connection, and the security is high, connects convenient and fast, intensity is high, the tolerance is good.

Description

Special quick joint for hose

Technical Field

The utility model relates to a quick assembly disassembly's connecting device, especially special quick-operation joint is used to the hose.

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 consists of a female connector and a male connector, and the existing design is complex and inconvenient to operate.

Disclosure of Invention

In order to solve the technical problem of the complicated inconvenient operation of above-mentioned design, the utility model provides a special quick-operation joint is used to the hose.

The technical scheme of the utility model as follows:

special quick-operation joint is used to hose, 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 equipped with case B in the bayonet socket B, be equipped with case spring B between disk seat B and the case B.

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 check 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, a valve core rubber O-shaped ring B is arranged on the valve core A, and a valve core rubber O-shaped ring B is sleeved behind the head part of the valve core B.

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, and a connector body O-shaped ring C and a connector body O-shaped ring D are arranged between the shell and the shell connector body.

Use the technical scheme of the utility model, novel structure, design benefit, processing is simple and easy, and is applicable to the hose connection, and the security is high, connects convenient and fast, intensity is high, resistant owed 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, the special quick coupling for hose, 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 the casing connector body, casing 1 inner wall rear portion is fixed and is 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 between disk seat B and the case B. The inner wall of the front part of the shell 1 is provided with a shell O-shaped ring 6 and a shell plastic king 7.

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, the valve core A4 is provided with a valve core rubber O-shaped ring B, and the back of the head part of the valve core B is sleeved with the valve core rubber O-shaped ring B13.

A connector body O-ring A10 and a connector body O-ring B16 are arranged between the plug connector body 15 and the plug 2, and a connector body O-ring C and a connector body O-ring D are arranged between the shell body 1 and the shell connector body 14.

When the plug connector is used, the cross sections of the valve seat A5 and the valve seat B are step-shaped, the valve seat B also has a limiting effect, a flow channel is formed by uniformly dividing three ribs into 120 degrees, the inner wall of the valve seat A5 is attached to a rod body at the rear part of the valve core A4, the outer end of the front part is provided with a smooth surface and an inclined surface which are attached to and contacted with the bayonet A of the plug 2, the rear part is provided with a recess, a valve core rubber O-shaped ring B at the recess is tightly contacted with the inclined surface of the inner wall of the plug 2, the inner wall at the rear part of the inclined surface is provided with a long smooth surface which has small strength to a component, the valve core B4 is jacked with the valve core A, the flow channel is opened, the head part of the valve core A is provided with a section of bulge, the bulge is in a truncated cone shape, the operation is convenient, the long-term safety of the connector is maintained, the diameter of the tail parts of the plug connector body 15 and the shell connector body 14 is small and is suitable, the hydraulic connector for connecting element between a hydraulic pipeline or a hydraulic connector for connecting element, the hydraulic connector for a hose, the hydraulic connector for the hose, the hard pipe tap water pipe is straight, occupies a lot of space, and the hard pipe is rarely used mechanically, generally, a hose is used, and some hoses are directly connected with our joints.

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 special quick coupling for the hose comprises a male coupling and a female coupling, and is 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 (15), the middle part of the inner wall of the plug (2) is provided with a valve seat A (5), the valve seat A (5) is contacted with a valve core A (4), a valve core spring A (12) is arranged between the valve seat A (5) and the valve core A (4), 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 (14), 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 valve seat B, the middle part of the shell (1) is provided with a bayonet B, a valve core B is arranged in the bayonet B, a valve core B is arranged between the valve seat 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 provided with a smooth inner wall, one side of the valve seat A (5) is provided with a valve seat check ring A (11), the inner wall of the valve seat A (5) is smooth, the valve core A (4) is contacted with the inclined wall of the plug, the valve core A (4) is provided with a valve core rubber O-shaped ring B, the back part of the head part of the valve core B is sleeved with a valve core rubber O-shaped ring B (13), a connector body O-shaped ring A (10) and a connector body O-shaped ring B (16) are arranged between the connector body (15) of the plug and the plug (2), a connector body O-shaped ring C and a connector body O-shaped ring D are arranged between the shell (1) and the connector body (14) of the shell, the cross sections of the valve seat A (5) and the valve seat B are step-shaped, a flow channel is formed by equally dividing three ribs at an angle of 120 degrees, the inner wall of the valve seat A (5) is jointed with the back part of the rod body of the valve core A (4), the plug, the front part is provided with a smooth surface and an inclined plane at the outer end and is jointed with a bayonet A, and contacted with the bayonet A of the plug (2), the rear part is provided with a recess, a valve core rubber O-shaped ring b at the recess is in close contact with the inclined plane of the inner wall of the plug (2), the inner wall is provided with a long smooth surface after the inclined plane, the head part of the valve core A is provided with a section of bulge which is in a round table shape, the inner wall of the front part of the shell (1) is provided with a shell O-shaped ring (6), and the tail diameter of the plug connector body (15) and the shell connector body (14) is smaller than the diameter of the front part.