CN214500419U

CN214500419U - Plane quick joint

Info

Publication number: CN214500419U
Application number: CN202120094483.1U
Authority: CN
Inventors: 杨永霞; 魏炜
Original assignee: Inteway Fluid Technology Jiaxing Co ltd
Current assignee: Inteway Fluid Technology Jiaxing Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-10-26
Anticipated expiration: 2031-01-14

Abstract

The utility model provides a plane quick-operation joint belongs to quick-operation joint technical field, include: a male connector and a female connector. The male connector comprises a male connector valve body, a male connector valve core sealing ring, a male connector valve core spring, a supporting rod, a supporting part, a male connector valve body sealing ring, a male connector pipe joint and a positioning groove; the female joint comprises an outer pipe, a female joint valve body, an outer pipe spring, an outer pipe clamp spring, a valve core supporting sealing ring, a female joint pipe joint, a valve core supporting sleeve, a sliding sleeve spring, a valve core sleeve sealing ring, a valve core rod, a valve core sleeve, a sliding sleeve, a locking steel ball and a valve core sleeve spring. The utility model discloses be provided with the sealing washer in a plurality of positions, can improve the leakproofness that connects effectively, prevent that the pipeline medium from leaking, reduce extravagantly, practice thrift the cost.

Description

Plane quick joint

Technical Field

The utility model relates to a quick-operation joint technical field, concretely relates to plane quick-operation joint.

Background

The quick connector comprises a quick connector for air, a quick connector for oxygen and fuel gas, a quick connector for gas and liquid, a quick connector for oil pressure, a quick connector for inert gas, a quick connector for cooling water and warm oil, a quick connector for semiconductor and the like. The existing quick connector comprises a non-planar quick connector and a planar quick connector, the non-planar quick connector is inconvenient to clean the connecting part of the connector due to the structure of the non-planar quick connector, and the pipeline medium is easy to overflow when the male connector and the female connector are disconnected, and the overflow problem of the pipeline medium when the male connector and the female connector are disconnected also exists in the existing planar quick connector. In order to solve the problem, the utility model relates to a plane quick-operation joint with a plurality of sealing washers.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plane quick-operation joint.

In order to solve the technical problem, the purpose of the utility model is to realize like this:

a planar quick connector comprising: a male connector and a female connector;

the male connector comprises a male connector valve body, a male connector valve core sealing ring, a male connector valve core spring and a supporting rod; the supporting rod is fixed in the male connector valve body; the male joint valve core is movably connected with the supporting rod through a male joint valve core spring; the end surface 1A of the male connector valve body is flush with the end surface 3A of the male connector valve core; a groove is formed in the inner surface of the male joint valve body, which is adjacent to the flush end face, and a male joint valve core sealing ring is arranged in the groove;

the female joint comprises an outer pipe, a female joint valve body, a sliding sleeve spring, a valve core sealing ring, a valve core rod, a valve core sleeve, a sliding sleeve and a valve core sleeve spring; the outer pipe is sleeved outside the female connector valve body and used for locking the male connector and the female connector during butt joint; the valve core rod is fixed in the female joint valve body; the valve core sleeve is movably sleeved on the valve core rod through a valve core sleeve spring; the sliding sleeve is movably sleeved outside the valve core sleeve through a sliding sleeve spring; the valve core rod end surface 11A is flush with the sliding sleeve end surface 113; the end part of the valve core sleeve is adjacent to the end part of the valve core rod, a groove is formed in the position, close to the end part of the valve core sleeve, of the valve core rod, and a valve core sealing ring is arranged in the groove.

Preferably, the male connector comprises a support part, the support part is fixed in the male connector valve body, and the support rod is fixed on the support part.

Preferably, the female joint comprises a valve core supporting sleeve, the valve core supporting sleeve is fixed on the valve body of the female joint, and the valve core rod is fixed on the valve core support.

Preferably, the female joint comprises a valve core sleeve sealing ring, the valve core sleeve sealing ring is arranged between the sliding sleeve and the valve core supporting sleeve, and a valve core sleeve sealing ring gasket is arranged on one side of the valve core sleeve sealing ring.

Preferably, the female joint comprises an outer pipe spring, an outer pipe snap spring and a locking steel ball; the male connector comprises a positioning groove; the outer pipe is movably connected with the female joint valve body through an outer pipe spring and passes through the movable range of the outer pipe clamp spring; the locking steel balls are arranged between the outer pipe and the female joint valve body, are arranged close to the end part of the female joint valve body and are distributed along the circumferential direction of the female joint valve body; the positioning groove is arranged on the male connector valve body; and the butted male and female connectors are locked by matching the locking steel balls with the positioning grooves.

Preferably, the male joint comprises a male joint pipe joint which is fixedly connected to the other end of the male joint valve body, which is provided with the valve core, and a male joint valve body sealing ring is arranged between the male joint pipe joint and the male joint valve body; the female joint comprises a female joint pipe joint which is fixedly connected to the other end of the female joint valve body, which is provided with the valve core, and a valve core supporting sealing ring is arranged between the female joint pipe joint and the female joint valve body.

Preferably, the female joint pipe joint is provided with a riveting steel ball; the outer pipe is provided with a abdication groove, and the movement of the outer pipe can be limited through the matching of the riveting steel ball and the abdication groove; the number of the riveting steel balls and the number of the abdicating grooves are one.

Preferably, the male joint comprises a male joint valve core sealing ring gasket, and the male joint valve core sealing ring gasket is arranged on one side of the male joint valve core sealing ring.

The utility model has the advantages that: the utility model is provided with the sealing ring at the position where the male and female joints are easy to overflow the medium of the pipeline, which can effectively prevent the medium in the pipeline from overflowing the pipeline when the male and female joints are connected and disconnected, thereby causing the waste of the medium of the pipeline and increasing the cost; a sealing ring gasket is arranged on one side of the sealing ring, so that the sealing property of the joint is further enhanced; the butt joint end faces of the male and female connectors are planar, the structure is more reasonable, the cleaning is convenient, the cleaning cost is saved, and the working efficiency is improved. Compared with the prior art, the utility model can prevent effectively that the pipeline medium is excessive, reduce the waste of raw materials, and convenient the washing, reduce intensity of labour.

Drawings

Fig. 1 is a schematic view of the cross-sectional structure of the male connector of the present invention.

Fig. 2 is a schematic sectional view of the female connector of the present invention.

Fig. 3 is a schematic view of the female joint structure of the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 2.

Fig. 5 is an enlarged schematic view of part B in fig. 1.

Fig. 6 is a schematic sectional structure view of the valve core support sleeve.

In the figure: 1. a male connector valve body; 2. a male connector valve core sealing ring; 3. a male connector valve element; 4. a male connector spool spring; 5. a male connector valve core seal ring gasket; 6. a support bar; 7. supporting; 8. a common joint valve body seal ring; 9. a male connector tube joint; 10. a positioning groove; 21. an outer tube; 22. a female connector valve body; 23. an outer tube spring; 24. an outer pipe clamp spring; 25. the valve core supports the sealing ring; 26. a female joint pipe joint; 27. a valve core support sleeve; 28. a sliding sleeve spring; 29. a valve core pipe sleeve sealing ring; 210. a valve core sealing ring; 211. a valve core rod; 212. a spool sleeve; 213. a sliding sleeve; 214. locking the steel balls; 215. a spool sleeve spring; 216. riveting steel balls; 217. a yielding groove; 218. a valve core sleeve sealing ring gasket; 100. a male connector; 200. a female joint; 1A, the end face of a male connector valve body; 3A, the end face of the valve core of the male joint; 11A, the end surface of the valve core rod; 13A sliding sleeve end face.

Detailed Description

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

A planar quick connector comprising: a male connector 100 and a female connector 200;

as shown in fig. 1, the male connector 100 includes a male connector valve body 1, a male connector valve core 3, a male connector valve core seal ring 2, a male connector valve core spring 4, a support rod 6, a support portion 7, a male connector valve body seal ring 8, a male connector pipe joint 9 and a positioning groove 10; the supporting part 7 is fixed in the male connector valve body 1; the support rod 6 is fixed on the support 7, the support rod 6 and the male connector valve body 1 are coaxially arranged, specifically, a through hole matched with the support rod 6 is formed in the center of the support part 7, the support rod 6 is inserted into the through hole, and an annular bulge is arranged on the support rod 6 to limit the length of the support rod 6 inserted into the through hole.

The male joint valve core 3 is movably connected with the supporting rod 6 through a male joint valve core spring 4, the end part 3A of the male joint valve core 3 is flush with the end surface 1A of the male joint valve body 1, further, as shown in figure 5, the male joint valve core 3 is roughly in a cup-shaped structure and is sleeved on the male joint valve core spring 4, the male joint valve core spring 4 is sleeved on the supporting rod 6, and the male joint valve core 3 can be moved by compressing the male joint spring 4; a convex part is arranged on the male connector valve core 3, and the diameter of the convex part is larger than that of the end part of the male connector valve body 1, so that the male connector valve core 3 cannot move out of the male connector valve body 1; through the cooperation of the bulge on the support rod 6, the convex part on the male joint valve core 3 and the male joint valve core spring 4, the support rod 6 is fixed, and the male joint valve core 3 can slide relatively.

The male joint valve core sealing ring 2 is arranged between the male joint valve core 3 and the male joint valve body 1, specifically, a groove is formed in the inner surface of the male joint valve body 1, which is adjacent to the end portion of the flat line, a sealing cavity is formed by the groove and the male joint valve core (3), the male joint valve core sealing ring 2 is arranged in the sealing cavity, a male joint valve core sealing ring gasket 5 is arranged on one side of the male joint valve core sealing ring 2, which is adjacent to the end face of the male joint valve body 1, and the male joint valve core sealing ring 2 and the male joint valve core sealing ring gasket 5 are used for keeping the sealing performance of the male joint 100 when the male joint and the female joint are disconnected.

The male joint pipe joint 9 is fixedly connected to the other end, provided with the male joint valve core 3, of the male joint valve body 1 and is in threaded connection with the male joint valve body 1; be provided with male joint valve body sealing washer 8 between male joint coupling 9 and male joint valve body 1, optionally, be provided with the gasket in male joint valve body sealing washer 8 one side, male joint valve body sealing washer 8's effect lies in preventing that the interior medium of pipeline from flowing out. Cavities are formed among the supporting part 7, the supporting rod 6, the male joint valve core 3 and the male joint valve body 1 so as to facilitate the passage of pipeline fluid media; the positioning groove 10 is arranged on the male connector valve body 1 and is used for matching with the locking steel ball 214 to lock the butted male connector and female connector.

As shown in fig. 2, the female joint 200 includes an outer pipe 21, a female joint valve body 22, an outer pipe spring 23, an outer pipe snap spring 24, a spool support seal 25, a female joint pipe joint 26, a spool support sleeve 27, a sliding sleeve spring 28, a spool sleeve seal 29, a spool seal 210, a spool rod 211, a spool sleeve 212, a sliding sleeve 213, a locking ball 214, and a spool sleeve spring 215; the outer pipe 21 is movably connected with the female joint valve body 22 through an outer pipe spring 23, the moving range is limited through an outer pipe snap spring 24, one end of the outer pipe 21 is provided with a groove matched with the locking steel ball 214, and the other end of the outer pipe 21 is provided with a yielding groove 217 matched with a riveting steel ball 216 arranged on the female joint pipe joint 26, as shown in fig. 3; the locking and the disconnection between the butted male and female connectors can be realized through the matching of the outer pipe 21, the riveting steel balls 216 and the locking steel balls 214, and the number of the riveting steel balls 216 and the abdicating grooves 217 is one.

The valve core support sleeve 27 is fixed in the female joint valve body 22, the valve core rod 211 is fixed on the valve core support sleeve 27 and is positioned at the center of the female joint valve body 22, specifically, as shown in fig. 2 and 6, the center of the valve core support sleeve 27 is provided with a through hole matched with the valve core rod 211, one end of the through hole is communicated with the female joint pipe joint 26, the other end of the through hole is sleeved on the valve core sleeve 212, a groove is arranged on the sleeved part and is connected with the valve core sleeve spring 215 at the end part, a bulge is arranged at the middle section of the valve core support sleeve 27 and is respectively connected with the female joint valve body 22 and the sliding sleeve spring 28; the valve core sleeve 212 is sleeved on the valve core rod 211 and movably connected with the valve core support sleeve 27 through a valve core sleeve spring 215, the end of the valve core sleeve 212 is adjacent to the end of the valve core rod 211, a groove is arranged between the end of the valve core sleeve 212 and the valve core rod 211, a valve core sealing ring 210 is arranged in the groove, and optionally, a gasket is arranged on one side of the valve core sealing ring 210.

Specifically, as shown in fig. 4, an end of the valve core rod (211) located on the end surface 11A is substantially T-shaped, the valve core sleeve (212) is sleeved on the vertical T-shaped portion and does not exceed the horizontal T-shaped portion, a groove is disposed on the vertical T-shaped portion near the end of the valve core sleeve (212), the groove and the valve core sleeve (212) form a sealed cavity, and a valve core sealing ring 210 is disposed in the sealed cavity.

Further, the sliding sleeve 213 is movably sleeved outside the valve core sleeve 212 through the sliding sleeve spring 28, and the movement of the sliding sleeve 213 can drive the movement of the valve core sleeve 212. The end surface 11A of the valve core rod 211 is flush with the end surface 13A of the sliding sleeve 213 and does not exceed the end surface of the female joint valve body 22, preferably, the end surface of the female joint valve body 22 slightly protrudes out of the end surface 11A of the valve core rod 211 and the end surface 13A of the sliding sleeve 213, so that the male joint can be conveniently clamped when the male joint and the female joint are in butt joint, and the butt joint efficiency is improved; the female joint pipe joint 26 is fixedly connected to the other end of the female joint valve body 22, which is provided with the valve core rod 211, and is in threaded connection with the female joint valve body 22; the locking steel balls 214 are arranged between the outer pipe 21 and the female joint valve body 22, and the male joint and the female joint are locked by matching with the positioning grooves 10 on the male joint 100.

The valve core supporting sealing ring 25 is arranged between the female joint pipe joint 26 and the valve core supporting sleeve 27, a groove is formed in the female joint pipe joint 26, the valve core supporting sealing ring 25 is arranged in the groove, and optionally, a gasket is arranged on one side of the valve core supporting sealing ring 25; the valve core support sealing ring 25 is used for preventing the medium in the pipeline from flowing out of the pipeline.

The spool sleeve seal 29 is disposed between the sliding sleeve 213 and the spool support sleeve 27, disposed in a groove formed in the spool support sleeve 27, and preferably a spool sleeve seal gasket 218 is disposed on one side of the spool sleeve seal 29. The function of the cartridge sleeve seal 29 is to prevent the medium in the pipe from flowing into the structural crevices of the female connector 200.

A cavity is formed among the spool support sleeve 27, the spool sleeve 212 and the spool rod 211 so as to allow a conduit fluid medium to pass through.

The male connector pipe joint 9 is fixedly connected with the male connector valve body 1 through threads; the female joint pipe joint 26 is fixedly connected with the female joint valve body 22 through threads.

The specific working process is as follows: when the male connector and the female connector are in butt joint, the male connector valve body 1 pushes the female connector sliding sleeve 213 to slide into the female connector 200, after moving for a certain distance, the sliding sleeve 213 drives the female connector valve core sleeve (212) to continuously slide into the female connector 200, and after moving for a certain distance again, the end part of the valve core sleeve 212 is separated from the valve core rod 211 to form a passage; correspondingly, the female connector valve core rod 211 pushes the male connector valve core 3 to slide into the male connector 100, and after moving for a certain distance, a passage is formed between the male connector valve core 3 and the male connector valve body 1; at this time, the female joint locking steel ball 214 is just positioned in the male joint positioning groove 10, the outer pipe 21 presses the locking steel ball 214 forward under the action of the outer pipe spring 23 to realize the locking of the male joint and the female joint, when the male joint and the female joint need to be disconnected, the outer pipe 21 is rotated to enable the abdicating groove 217 to correspond to the riveting steel ball 216, the outer pipe 21 is pulled to move towards the female joint 200, the groove on the outer pipe 21 corresponds to the locking steel ball 214, and the male joint and the female joint can be separated.

When the male connector and the female connector are connected, the male connector valve body 1 pushes the female connector sliding sleeve 13 to move, so that the female connector valve core sleeve 212 and the male connector valve core 3 correspondingly move, when the male connector valve core sealing ring 2 and the female connector valve core sleeve 212 are connected and sealed with each other in the moving process, the male connector valve core 3 is just disconnected with the male connector valve core sealing ring 2, and when the male connector and the female connector are in butt joint, a medium in a pipeline cannot leak.

When the male connector and the female connector are disconnected and the male connector valve core sealing ring 2 and the female connector valve core sleeve 212 are just disconnected, the male connector valve core 3 and the male connector valve core sealing ring 2 are sealed, and the female connector valve core sealing ring 10 and the female connector valve core sleeve 212 are sealed, so that the pipeline medium cannot leak.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. A planar quick connector, comprising: a male connector (100) and a female connector (200);

the male connector (100) comprises a male connector valve body (1), a male connector valve core (3), a male connector valve core sealing ring (2), a male connector valve core spring (4) and a supporting rod (6); the supporting rod (6) is fixed in the male connector valve body (1); the male joint valve core (3) is movably connected with the supporting rod (6) through a male joint valve core spring (4); the end surface 1A of the male connector valve body (1) is flush with the end surface 3A of the male connector valve core (3); a groove is formed in the inner surface of the male joint valve body (1) adjacent to the flush end face, and a male joint valve core sealing ring (2) is arranged in the groove;

the female joint (200) comprises an outer pipe (21), a female joint valve body (22), a sliding sleeve spring (28), a valve core sealing ring (210), a valve core rod (211), a valve core sleeve (212), a sliding sleeve (213) and a valve core sleeve spring (215); the outer pipe (21) is sleeved outside the female connector valve body (22) and used for locking the male connector and the female connector during butt joint; the valve core rod (211) is fixed in the female joint valve body (22); the valve core sleeve (212) is movably sleeved on the valve core rod (211) through a valve core sleeve spring (215); the sliding sleeve (213) is movably sleeved outside the valve core sleeve (212) through a sliding sleeve spring (28); the end surface 11A of the valve core rod (211) is flush with the end surface 13A of the sliding sleeve (213); the end part of the valve core sleeve (212) is adjacent to the end part of the valve core rod (211), a groove is formed in the position, close to the end part of the valve core sleeve (212), of the valve core rod (211), and a valve core sealing ring (210) is arranged in the groove.

2. A flat quick-coupling according to claim 1, characterized in that the male coupling (100) comprises a support (7), the support (7) being fixed in the male coupling valve body (1), the support rod (6) being fixed on the support (7).

3. The flat quick connector according to claim 1, wherein the female connector (200) comprises a valve core support sleeve (27), the valve core support sleeve (27) is fixed on the female connector valve body (22), and the valve core rod (211) is fixed on the valve core support sleeve (27).

4. A flat quick connector according to claim 3, characterized in that the female connector (200) comprises a spool sleeve sealing ring (29), the spool sleeve sealing ring (29) is arranged between the sliding sleeve (213) and the spool support sleeve (27), and a spool sleeve sealing ring gasket (218) is arranged on one side of the spool sleeve sealing ring (29).

5. The planar quick coupling as claimed in claim 1, wherein the female coupling (200) comprises an outer tube spring (23), an outer tube snap spring (24) and a locking steel ball (214); the male connector (100) comprises a positioning groove (10); the outer pipe (21) is movably connected with the female joint valve body (22) through an outer pipe spring (23) and passes through the moving range of an outer pipe clamp spring (24); the locking steel balls (214) are arranged between the outer pipe (21) and the female joint valve body (22), are arranged close to the end part of the female joint valve body (22), and are distributed along the circumferential direction of the female joint valve body (22); the positioning groove (10) is arranged on the male connector valve body (1); the butt-jointed male and female connectors are locked by matching the locking steel balls (214) with the positioning grooves (10).

6. A flat quick-coupling according to claim 1, characterized in that the male coupling (100) comprises a male coupling nipple (9), the male coupling nipple (9) being fixedly connected to the other end of the male coupling valve body (1) provided with the valve cartridge, and a male coupling valve body sealing ring (8) being provided between the male coupling nipple (9) and the male coupling valve body (1); the female joint (200) comprises a female joint pipe joint (26), the female joint pipe joint (26) is fixedly connected to the other end, provided with the valve core, of the female joint valve body (22), and a valve core supporting sealing ring (25) is arranged between the female joint pipe joint (26) and the female joint valve body (22).

7. A flat quick-coupling according to claim 6, characterized in that said female coupling (26) is provided with riveting balls (216); the outer pipe (21) is provided with a yielding groove (217), and the movement of the outer pipe (21) can be limited through the matching of the riveting steel ball (216) and the yielding groove (217); the riveting steel balls (216) and the abdicating grooves (217) are all one in number.

8. A flat quick-disconnect coupling according to any one of claims 1 to 7, characterized in that the male coupling (100) comprises a male coupling spool seal gasket (5), the male coupling spool seal gasket (5) being arranged on the side of the male coupling spool seal (2).