CN215806927U

CN215806927U - Double-sealing quick pipe joint

Info

Publication number: CN215806927U
Application number: CN202121678352.4U
Authority: CN
Inventors: 陈厚忠
Original assignee: Wuhan Kingbull Economic Development Co Ltd
Current assignee: Wuhan Kingbull Economic Development Co Ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-02-11
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses a double-sealing quick pipe joint, which comprises a first connecting pipe and a second connecting pipe, wherein the outer side of the first connecting pipe is provided with a first connecting head, the first connecting head is connected with the first connecting pipe, the outer side of the second connecting pipe is provided with a second connecting head, the second connecting head is connected with the second connecting pipe, an inner pipe is arranged between the first connecting pipe and the second connecting pipe, an external thread sleeve sealing ring is arranged between the inner pipe and the inner wall of the first connecting pipe and the inner wall of the second connecting pipe, and the external thread sleeve sealing ring is positioned in the inner pipe and is contacted with the first connecting pipe and the second connecting pipe, and can be convenient for carry on advantage such as spacing to pipe connection head. Is suitable for the production of pipe fittings.

Description

Double-sealing quick pipe joint

Technical Field

The utility model relates to the technical field of quick pipe joints, in particular to a double-seal quick pipe joint.

Background

The pipe joint is a connecting tool between a pipeline and a connecting point between an element and the pipeline, and can be disassembled and assembled. Plays an indispensable important role in the pipe fitting, which is one of the two main components of the hydraulic pipe. The pipe joint is used for straight line connection of instruments and the like, and the connection form is socket welding or threaded connection. The device is mainly used for low-pressure pipelines with small calibers, parts needing to be frequently assembled and disassembled or final adjustment of pipelines using threaded pipes. The structure form is preferably a metal surface contact sealing structure, and the gasket sealing structure form is usually used for general pipelines for conveying water, oil, air and the like and is made of malleable cast iron materials.

The more the metal composite pipeline is used in a pipeline system, the more the pipeline is connected, and the connection of the pipeline generally adopts the modes of double hot melt socket connection, electromagnetic hot melt connection and the like. In certain applications, however, the pipe cannot be conventionally connected when repair or connection of the pipe occurs.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a double-sealing quick pipe joint which has the advantages of being capable of quickly installing a pipeline connector, being convenient for limiting the pipeline connector and the like, and is used for solving the problem that the traditional mode cannot be adopted for connection when pipeline maintenance or connection occurs in some specific application occasions in the prior art.

(II) technical scheme

The utility model provides the following technical scheme: a double-sealing quick pipe joint comprises a first connecting pipe and a second connecting pipe, wherein the outer side of the first connecting pipe is provided with a first connecting head, the first connecting head is connected with the first connecting pipe, the outer side of the second connecting pipe is provided with a second connecting head, the second connecting head is connected with the second connecting pipe, an inner pipe is arranged between the first connecting pipe and the second connecting pipe, the inner pipe is connected with the first connecting pipe and the second connecting pipe, an external thread sleeve sealing ring is arranged between the inner pipe and the inner walls of the first connecting pipe and the second connecting pipe, the external thread sleeve sealing ring is arranged in the inner pipe and is contacted with the first connecting pipe and the second connecting pipe, an internal thread sleeve sealing ring is arranged between the first connecting pipe and the first pipe body, the internal thread sleeve sealing ring is arranged in the first connecting pipe and is contacted with the first connecting pipe, the internal thread external member sealing washer still is located between second connecting pipe and the second connector, the internal thread external member sealing washer is located in the first connector and with first connecting pipe contact.

Compared with the common pipe joint, the double-seal quick pipe joint provided by the utility model has the advantages that a pipeline connector can be quickly installed, the pipeline connector can be conveniently limited, and the problem that the traditional mode cannot be adopted for connection in pipeline maintenance or connection in some specific application occasions in the prior art is solved.

Through setting up internal thread external member sealing washer and external thread external member sealing washer can seal between connecting pipe and the connector, guarantee the leakproofness between the connecting pipe to can guarantee the normal use of connecting pipe, and utilize the clamp plate can be to the sealed further fixed between connecting pipe and the connector, thereby can guarantee that the connection of connecting pipe and connector is stable.

In a possible embodiment, the first connector and the second connector are both connected to the inner tube, and both the first connector and the second connector can rotate relative to the inner tube.

Can rotate for the inner tube through first connector and second connector, can be quick connect the connecting pipe to can be convenient for seal the clamp tightly to both ends connecting pipe.

In a possible embodiment, the first and second connectors are screwed to the inner tube.

Through first connector, second connector and inner tube threaded connection can conveniently support first connecting pipe and second connecting pipe fixedly, make things convenient for operating personnel's operation.

In a possible embodiment, the outer side of the first connecting pipe has a first sliding groove, the outer wall of the second connector has a second sliding groove, the first sliding groove is arranged on the outer wall of the first connector, and the second sliding groove is arranged on the outer wall of the second connector.

In a possible embodiment, first connector and the second connector outside all have solid fixed ring, gu fixed ring respectively with first connector and second connector are connected, the inner tube outer wall has the screwed pipe, the screwed pipe with the inner tube contact, the outer wall of screwed pipe has the adjustable ring, the adjustable ring with the screwed pipe is connected, all have the bull stick in the fixed ring, the bull stick with gu fixed ring is connected, the bull stick has roof and clamp plate outward time, clamp plate and roof all with the bull stick is connected.

The two sections of connecting pipes can be connected conveniently by arranging the first connector and the second connector, so that the connection stability of the two connecting pipes can be ensured, the operation of an operator can be facilitated, the inconvenience caused by the adoption of connecting modes such as electromagnetic hot melting is avoided, and the connecting pipes can be connected and sealed in places inconvenient to be connected in a hot melting manner.

In a possible embodiment, the adjusting ring has a bidirectional thread, the threaded pipe is in threaded connection with the adjusting ring, and the adjusting ring is rotatable relative to the threaded pipe, which is slidable relative to the inner pipe.

Can promote the screwed pipe through setting up the adjustable ring and remove to can restrict first connector and second connector, thereby can avoid not hard up between connecting pipe and the connector.

In a possible embodiment, the rotating rod can drive the top plate and the pressure plate to rotate relative to the fixing ring, the fixing ring can move relative to the first connector and the second connector, and the top plate can be in contact with the adjusting ring.

Can utilize the clamp plate to carry out fixed position to first connector and second connector after laminating with the adjustable ring through setting up the roof to can be convenient for fix the connecting pipe.

Compared with the prior art, the utility model provides a double-sealing quick pipe joint, which has the following beneficial effects:

1. the first connector and the second connector are arranged to facilitate connection of the two sections of connecting pipes, so that the connection stability of the two connecting pipes can be ensured, the operation of an operator can be facilitated, the inconvenience caused by connection modes such as electromagnetic hot melting and the like is avoided, and the connecting pipes can be connected and sealed in places where hot melting connection is inconvenient.

2. According to the utility model, the connecting pipe and the connector can be sealed by arranging the internal thread sleeve sealing ring and the external thread sleeve sealing ring, so that the sealing property between the connecting pipes is ensured, the normal use of the connecting pipes can be ensured, and the sealing between the connecting pipes and the connector can be further fixed by utilizing the pressing plate, so that the stable connection between the connecting pipes and the connector can be ensured.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model, as claimed.

Drawings

FIG. 1 is a schematic view of the overall structure of a double-sealed quick coupling according to the present invention;

FIG. 2 is a cross-sectional view of a dual seal quick coupler provided in accordance with the present invention;

FIG. 3 is an enlarged view of the portion A of the double-sealed quick coupling according to the present invention;

fig. 4 is an enlarged view of the position B of the double-sealing quick coupling according to the present invention.

Wherein: 1 first connector, 2 inner tubes, 3 first connecting pipes, 4 second connecting pipes, 5 internal thread external member sealing rings, 6 external thread external member sealing rings, 7 clamp plates, 8 second connectors, 9 first chutes, 10 second chutes, 11 adjusting rings, 12 fixing rings, 13 rotating rods, 14 top plates and 15 threaded pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

As shown in fig. 1 to 4, the present invention provides a dual-sealing quick coupling, which comprises a first connection pipe 3 and a second connection pipe 4, wherein the first connection pipe 3 has a first connection head 1 on the outside thereof, the first connection head 1 is connected to the first connection pipe 3, the second connection head 4 has a second connection head 8 on the outside thereof, the second connection head 8 is connected to the second connection pipe 4, an inner pipe 2 is arranged between the first connection pipe 3 and the second connection pipe 4, the inner pipe 2 is connected to the first connection pipe 3 and the second connection pipe 4, an external thread sleeve seal ring 6 is arranged between the inner pipe 2 and the inner walls of the first connection pipe 3 and the second connection pipe 4, the external thread sleeve seal ring 6 is arranged in the inner pipe 2 and is in contact with the first connection pipe 3 and the second connection pipe 4, an internal thread sleeve seal ring 5 is arranged between the first connection pipe 1 and the first connection pipe 3, the internal thread sleeve seal ring 5 is arranged in the first connection pipe 1 and is in contact with the first connection pipe 3, the internal thread suite sealing ring 5 is also positioned between the second connecting pipe 4 and the second connector 8, and the internal thread suite sealing ring 5 is positioned in the first connector 1 and is contacted with the first connecting pipe 3.

Through setting up internal thread external member sealing washer 5 and external thread external member sealing washer 6 and can seal between connecting pipe and the connector, guarantee the leakproofness between the connecting pipe to can guarantee the normal use of connecting pipe, and utilize clamp plate 7 can be to the sealed further fixed between connecting pipe and the connector, thereby can guarantee that the connecting pipe is connected stably with the connector.

In one possible embodiment, the first connector 1 and the second connector 8 are both connected to the inner tube 2, and the first connector 1 and the second connector 8 are both rotatable relative to the inner tube 2.

Can rotate for inner tube 2 through first connector 1 and second connector 8, can be quick connect the connecting pipe to can be convenient for seal the clamp tightly to both ends connecting pipe.

In one possible embodiment, the first connection head 1 and the second connection head 8 are screwed to the inner tube 2.

Through first connector 1,

second connector

8 and 2 threaded connection of inner tube, can conveniently support first connecting pipe 3 and second connecting pipe 4 fixedly, make things convenient for operating personnel's operation.

In a possible embodiment, the first connecting pipe 3 has a first sliding groove 9 on the outside, the second connecting head 8 has a second sliding groove 10 on the outer wall, the first sliding groove 9 opens on the outer wall of the first connecting head 1, and the second sliding groove 10 opens on the outer wall of the second connecting head 8.

In a possible embodiment, the first connector 1 and the second connector 8 are provided with fixing rings 12 on the outer sides, the fixing rings 12 are respectively connected with the first connector 1 and the second connector 8, the outer wall of the inner tube 2 is provided with a threaded tube 15, the threaded tube 15 is in contact with the inner tube 2, the outer wall of the threaded tube 15 is provided with an adjusting ring 11, the adjusting ring 11 is connected with the threaded tube 15, the fixing rings 12 are provided with rotating rods 13 respectively, the rotating rods 13 are connected with the fixing rings 12, the rotating rods 13 are provided with top plates 14 and pressure plates 7 externally, and the pressure plates 7 and the top plates 14 are connected with the rotating rods 13.

The two sections of connecting pipes can be conveniently connected by arranging the first connector 1 and the second connector 8, so that the connection stability of the two connecting pipes can be ensured, the operation of an operator can be facilitated, the inconvenience caused by the adoption of connecting modes such as electromagnetic hot melting is avoided, and the connecting pipes can be connected and sealed in places inconvenient to connect by hot melting.

In a possible embodiment, the adjusting ring 11 has a two-way thread, the threaded pipe 15 is in threaded connection with the adjusting ring 11, and the adjusting ring 11 can be rotated relative to the threaded pipe 15, the threaded pipe 15 being able to slide relative to the inner pipe 2.

Can promote screwed pipe 15 through setting up adjustable ring 11 and remove to can restrict first connector 1 and second connector 8, thereby can avoid not hard up between connecting pipe and the connector.

In a possible embodiment, the rotating rod 13 can rotate the top plate 14 and the pressure plate 7 relative to the fixed ring 12, the fixed ring 12 can move relative to the first connector 1 and the second connector 8, and the top plate 14 can be in contact with the adjusting ring 11.

Can utilize clamp plate 7 to carry out fixed position to first connector 1 and second connector 8 after laminating with adjustable ring 11 through setting up roof 14 to can be convenient for fix the connecting pipe.

In addition, the utility model also provides a working principle of the double-sealing quick pipe joint, the first connector 1 and the second connector 8 are connected with the inner pipe 2, the inner pipe 2 is plugged into the first connecting pipe 3 and the second connecting pipe 4, the first connector 1 and the second connector 8 are rotated, the first connecting pipe 3 and the second connecting pipe 4 are sealed by using the internal thread sleeve sealing ring 5 and the external thread sleeve sealing ring 6, so that the sealing performance among the first connecting pipe 3, the inner pipe 2 and the second connecting pipe 4 can be ensured, the adjusting ring 11 is rotated, the adjusting ring 11 drives the threaded pipe 15 to slide relative to the inner pipe 2, so that the positions of the first connector 1 and the second connector 8 are limited, the fixing ring 12 is pushed, the top plate 14 is contacted with the adjusting ring 11, and the first connector 1 and the second connector 8 are limited by using the pressing plate 7.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims

1. A double-sealing quick pipe joint comprises a first connecting pipe (3) and a second connecting pipe (4), and is characterized in that: the outer side of the first connecting pipe (3) is provided with a first connecting head (1), the first connecting head (1) is connected with the first connecting pipe (3), the outer side of the second connecting pipe (4) is provided with a second connecting head (8), the second connecting head (8) is connected with the second connecting pipe (4), an inner pipe (2) is arranged between the first connecting pipe (3) and the second connecting pipe (4), the inner pipe (2) is connected with the first connecting pipe (3) and the second connecting pipe (4), an external thread sleeve sealing ring (6) is arranged between the inner pipe (2) and the inner walls of the first connecting pipe (3) and the second connecting pipe (4), the external thread sleeve sealing ring (6) is positioned in the inner pipe (2) and is contacted with the first connecting pipe (3) and the second connecting pipe (4), and an internal thread sleeve sealing ring (5) is arranged between the first connecting head (1) and the first pipe body, internal thread external member sealing washer (5) are located in first connecting pipe (1) and with first connecting pipe (3) contact, internal thread external member sealing washer (5) still are located between second connecting pipe (4) and second connector (8), internal thread external member sealing washer (5) are located in first connecting pipe (1) and with first connecting pipe (3) contact.

2. The dual seal quick coupling of claim 1, wherein: first connector (1) and second connector (8) all with inner tube (2) are connected, just first connector (1) and second connector (8) all can for inner tube (2) rotate.

3. The dual seal quick coupling of claim 2 wherein: the first connector (1) and the second connector (8) are in threaded connection with the inner pipe (2).

4. The dual seal quick coupling of claim 3 wherein: the outside of first connecting pipe (3) has first spout (9), the outer wall of second connector (8) has second spout (10), first spout (9) are seted up in first connector (1) outer wall, second spout (10) are seted up in second connector (8) outer wall.

5. The dual seal quick coupling of claim 4 wherein: first connector (1) and second connector (8) outside all have fixed ring (12), fixed ring (12) respectively with first connector (1) and second connector (8) are connected, inner tube (2) outer wall has screwed pipe (15), screwed pipe (15) with inner tube (2) contact, the outer wall of screwed pipe (15) has adjustable ring (11), adjustable ring (11) with screwed pipe (15) are connected, all have bull stick (13) in fixed ring (12), bull stick (13) with fixed ring (12) are connected, bull stick (13) have roof (14) and clamp plate (7) outward, clamp plate (7) and roof (14) all with bull stick (13) are connected.

6. The dual sealing quick coupling of claim 5, wherein: the adjusting ring (11) is provided with a bidirectional thread, the threaded pipe (15) is in threaded connection with the adjusting ring (11), the adjusting ring (11) can rotate relative to the threaded pipe (15), and the threaded pipe (15) can slide relative to the inner pipe (2).

7. The dual sealing quick coupling of claim 5, wherein: the rotating rod (13) can drive the top plate (14) and the pressing plate (7) to rotate relative to the fixing ring (12), the fixing ring (12) can move relative to the first connector (1) and the second connector (8), and the top plate (14) can be in contact with the adjusting ring (11).