CN110671561A - Novel quick connector - Google Patents

Abstract

The invention relates to a quick disassembly and assembly connection device, in particular to a novel quick connector. The new quick connector includes male connector and female connector. The male connector includes a plug. There is a valve seat A in the middle of the inner wall of the plug. The valve seat A is in contact with the plug valve core. B. Inclined wall A, smooth wall C, the head of the plug spool is in contact with the smooth wall A, there is rubber in the depression in the middle, the rubber is in contact with the connection, and there is a smooth wall in the inward depression between the head of the plug spool and the middle , the rear of the rubber is provided with a sloped through hole, the inner wall of the rear of the plug valve core is hollowed out, a valve seat spring A is arranged between the rear outer wall of the plug valve core and the valve seat A, the outer wall of the plug is provided with a check groove, and the female joint includes a shell and a jacket , the inner wall of the middle of the casing is provided with a clamping head, and the clamping head is clamped with a casing valve core. The advantages of the invention are as follows: the structure is novel, the design is ingenious, the valve core structure can work under pressure, and the inner wall is sealed with a multi-layer sealing effect.

Description

New quick connector

technical field

The invention relates to a quick disassembly and assembly connection device, in particular to a novel quick connector.

Background technique

Quick connectors include hydraulic quick connectors and various fluid quick connectors. It is a connection device that quickly connects or disconnects pipelines and realizes quick disassembly and assembly. Because the quick connector has a two-way check function, the pipeline is disconnected without leakage, so it is widely used in the fields of petroleum, metallurgy, hydropower, construction machinery, ships, and electromechanical equipment. The connection structure of the quick connector is the most important part of the quick connector, and its connection method and structure directly determine the convenience, reliability and product quality of the quick connector. The quick connector consists of a female connector and a male connector. Some joints cannot work under pressure due to structural reasons, which is affected.

SUMMARY OF THE INVENTION

In order to solve the above technical problem of not being able to work under pressure, the present invention provides a new type of quick connector.

The technical scheme of the present invention is as follows:

The new quick connector includes male connector and female connector. The male connector includes a plug. There is a valve seat A in the middle of the inner wall of the plug. The valve seat A is in contact with the plug valve core. B. Inclined wall A, smooth wall C, the head of the plug spool is in contact with the smooth wall A, there is rubber in the depression in the middle, the rubber is in contact with the connection, and there is a smooth wall in the inward depression between the head of the plug spool and the middle , the rear of the rubber is provided with a sloped through hole, the inner wall of the rear of the plug valve core is hollowed out, a valve seat spring A is arranged between the rear outer wall of the plug valve core and the valve seat A, the outer wall of the plug is provided with a check groove, and the female joint includes a shell and a jacket , the inner wall of the middle of the casing is provided with a chuck, the chuck is clamped with a housing valve core, the inner wall of the housing is provided with a valve seat B, the valve seat B is in contact with the valve core B, and a valve is provided between the valve seat B and the valve core B For the core spring B, steel balls are arranged at the front of the shell, the steel balls are connected with the outer shell, the outer shell is sleeved on the outer wall of the shell, and a shell spring is arranged between the outer shell and the shell.

A gasket is provided on the outer wall of the casing.

Using the technical scheme of the present invention, the structure is novel, the design is ingenious, the valve core structure can work under pressure, the inner wall is sealed with a multi-layer sealing effect, the performance parameters of the quick connector are improved, and the strength is high and the defect resistance is good.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the structural representation of female joint of the present invention;

Figure 3 is a schematic structural diagram of the male connector of the present invention.

Detailed ways

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

Example

The quick connector shown in Figures 1, 2, and 3 includes a male connector and a female connector. The male connector includes a plug 2. A valve seat A5 is provided in the middle of the inner wall of the plug 2. The valve seat A5 is in contact with the plug valve core 4, and the inner wall of the plug 2 is from the front To the middle are the smooth wall A16, the recessed wall A17, the smooth wall B18, the inclined wall A19, the smooth wall C20, the head of the plug valve core 4 is in contact with the smooth wall A16, the middle recess is provided with rubber, the rubber is in contact with the connection, the plug valve A smooth wall is recessed inward between the head and the middle of the core 4, an inclined through hole is set behind the rubber, the inner wall of the rear of the plug valve core 4 is hollowed out, and a valve seat spring is provided between the rear outer wall of the plug valve core 4 and the valve seat A5 A, the outer wall of the plug 2 is provided with a stop groove, the female joint includes a housing 1 and an outer casing 3, the inner wall of the middle of the housing 1 is provided with a clamping head, the clamping head is clamped with a housing valve core 14, and the inner wall of the housing 1 is provided with a valve seat B, the valve seat B is in contact with the valve core B, the valve core spring B12 is arranged between the valve seat B and the valve core B, the steel ball 8 is arranged at the front of the shell 1, the steel ball 8 is connected with the outer shell 3, and the outer shell 3 is sleeved on the shell The outer wall of the body 1, the outer casing 3 and the casing 1 are provided with an outer casing spring 9.

A gasket 15 is provided on the outer wall of the housing 1 .

When in use, the end face of the plug spool 4 is flat, the outer slope of the end face is exposed, the front end outer wall of the plug spool 4 is in contact with the smooth wall A16, and it is sealed once. The flow channel area, the flow channel flows from the inclined surface through hole, to the inclined surface wall A19, the smooth wall B18, the concave wall A17, and the smooth wall A16, and flows out through the inclined surface through hole of the plug valve core 4, the flow channel is curved, and the flow rate is fast.

It should be understood that the above are only preferred embodiments of the present invention, and are not sufficient to limit the technical solutions of the present invention. For those of ordinary skill in the art, within the spirit and principles of the present invention, they can Additions, substitutions, transformations or improvements are made to the description, and all the technical solutions after additions, reductions, replacements, transformations or improvements should fall within the protection scope of the appended claims of the present invention.

Claims (2)

1. A new type of quick connector, including a male connector and a female connector, is characterized in that: the male connector includes a plug (2), and the middle of the inner wall of the plug (2) is provided with a valve seat A (5), the valve seat A (5) and the plug valve core (4) Contact, the inner wall of the plug (2) is smooth wall A (16), recessed wall A (17), smooth wall B (18), inclined wall A (19), smooth wall C (20) from front to middle, the plug The head of the valve core (4) is in contact with the smooth wall A (16), the middle depression is provided with rubber, the rubber is in contact with the connection, the inward depression between the head and the middle of the plug valve core (4) is provided with a smooth wall. There is an inclined through hole at the rear, the rear inner wall of the plug valve core (4) is hollowed out, a valve seat spring A is provided between the rear outer wall of the plug valve core (4) and the valve seat A (5), and the outer wall of the plug (2) is provided with a stopper. Retreat, the female joint includes a casing (1) and a jacket (3), the inner wall of the middle of the casing (1) is provided with a clamp, the clamp is clamped with a casing valve core 14, and the inner wall of the casing (1) is provided with a valve seat B, the valve seat B is in contact with the valve core B, the valve core spring B (12) is provided between the valve seat B and the valve core B, the front part of the housing (1) is provided with a steel ball (8), and the steel ball (8) is connected to the outer casing (3) Connection, the outer casing (3) is sleeved on the outer wall of the casing (1), and an outer casing spring (9) is arranged between the outer casing (3) and the casing (1). 2 . The novel quick connector according to claim 1 , wherein a gasket ( 15 ) is provided on the outer wall of the housing ( 1 ). 3 .

Images