CN213900208U

CN213900208U - Cutting-free pipe joint

Info

Publication number: CN213900208U
Application number: CN202023014589.0U
Authority: CN
Inventors: 镇大军
Original assignee: Jingzhou Western Precision Stamping Co ltd
Current assignee: Jingzhou Western Precision Stamping Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-08-06
Anticipated expiration: 2030-12-15

Abstract

A cutting-free pipe joint comprises a pipe joint body, wherein the end part of the pipe joint body is connected with a pipeline, the inner walls of the connecting end of the pipeline and the pipe joint body are respectively provided with a V-shaped pressing groove, the inner walls of the connecting end of the pipeline and the pipe joint body are provided with a first sealing ring, the outer side of the first sealing ring is tightly contacted with the inner walls of the pipeline and the pipe joint body, and the inner walls of two sides of the first sealing ring are provided with two groups of compaction inclined planes. Through the setting of spring, prevent that the go-between is not hard up.

Description

Cutting-free pipe joint

Technical Field

The utility model belongs to the technical field of the coupling technique and specifically relates to a exempt from coupling of cutting.

Background

A pipe joint is a part for connecting a pipe line or mounting a pipe line to a hydraulic component in a hydraulic system, and is a generic name of a connecting member that can be attached and detached in a fluid passage. The pipeline in the prior art is generally a plastic pipe or an aluminum-plastic composite pipe, and a hot melting or electric melting mode is usually adopted during connection, so that the pipeline is required to be cut during disassembly, the pipeline is troublesome, and the pipeline is easy to damage.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming the defects of the prior art, the utility model provides a pipe joint free of cutting is used for solving the above problems.

In order to achieve the purpose, the utility model relates to a cutting-free pipe joint, which comprises a pipe joint body, the end part of the pipe joint body is connected with a pipeline, the inner walls of the pipeline and the connecting end of the pipe joint body are provided with V-shaped pressing grooves, and the inner wall of the connecting end of the pipeline and the pipe joint body is provided with a first sealing ring, the outer side of the first sealing ring is tightly contacted with the pipeline and the inner wall of the pipe joint body, two groups of compaction inclined planes are arranged on the inner walls of two sides of the sealing ring, the two groups of compaction inclined planes are respectively in close contact with the pipeline and the V-shaped compaction groove on the inner wall of the pipe joint body, a groove is embedded in the end face of the pipe joint body and the end face of the pipeline connecting end, a second sealing ring is placed in the groove, the second sealing ring is in close contact with the end face of the pipeline, a connecting ring is rotatably sleeved on the pipe joint body, and the connecting ring is in threaded connection with the outer wall of the pipeline.

Preferably, the pipe joint body is integrally formed with a limiting block, the pipe joint body is sleeved with a spring, and two ends of the spring are respectively in close contact with the limiting block and the rear end of the connecting ring.

Preferably, the side of coupling body is equipped with the fixed slot, the fixed slot internal fixation is equipped with fixed hoop, the slip is equipped with the mounting bracket on the fixed hoop, be connected with buffer spring between mounting bracket and the fixed hoop, and be equipped with the mounting hole on the mounting bracket.

Has the advantages that:

1. when the pipe joint body and the pipeline are connected, the compaction inclined planes of the inner walls on the two sides of the first sealing ring are extruded by the pipe joint body and the V-shaped compaction grooves of the inner walls of the pipeline, so that the outer wall of the first sealing ring is tightly attached to the pipeline and the inner wall of the pipe joint body, and the sealing effect is enhanced;

2. the limiting block is integrally formed on the pipe joint body, the spring is sleeved on the pipe joint body, two ends of the spring are respectively in close contact with the limiting block and the rear end of the connecting ring, and the connecting ring is prevented from loosening through the arrangement of the spring;

3. the utility model discloses in the installation, whether select to install fixed hoop as required, be connected with buffer spring between fixed hoop and the mounting bracket, play the effect of buffering, the mounting bracket passes through the mounting hole to be fixed to the coupling body.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic view of the present invention.

Fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 according to the present invention.

Fig. 3 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.

In the figure: the pipe joint comprises a pipe joint body 1, a pipeline 2, a 3V-shaped pressing groove, a first sealing ring 4, a compacted inclined plane 5, a groove 6, a second sealing ring 7, a connecting ring 8, a limiting block 9, a spring 10, a fixing groove 11, a fixing hoop 12, an installation frame 13, a buffer spring 14 and an installation hole 15.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-3.

As shown in figures 1-3, the cutting-free pipe joint of the utility model comprises a pipe joint body 1, the end of the pipe joint body 1 is connected with a pipeline 2, the inner walls of the connecting end of the pipeline 2 and the pipe joint body 1 are provided with V-shaped pressing grooves 3, the inner walls of the connecting end of the pipeline 2 and the pipe joint body 1 are provided with a first sealing ring 4, the outer side of the first sealing ring 4 is in close contact with the pipeline 2 and the inner wall of the pipe joint body 1, the inner walls at both sides of the first sealing ring 4 are provided with two groups of compacting inclined planes 5, the two groups of compacting inclined planes 5 are respectively in close contact with the pipeline 2 and the V-shaped pressing grooves 3 at the inner wall of the pipe joint body 1, a groove 6 is embedded on the end surface of the connecting end of the pipe joint body 1 and the pipeline 2, a second sealing ring 7 is placed in the groove 6, the second sealing ring 7 is in close contact with the end surface of the pipeline 2, a connecting ring 8 is rotatably sleeved on the pipe joint body 1, and the connecting ring 8 is in threaded connection with the outer wall of the pipeline 2, when the pipe joint body 1 and the pipeline 2 are connected, the compaction inclined planes 5 of the inner walls on the two sides of the first sealing ring 4 are extruded by the V-shaped pressing grooves 3 of the inner walls of the pipe joint body 1 and the pipeline 2, so that the outer wall of the first sealing ring 4 is tightly attached to the inner walls of the pipeline 2 and the pipe joint body 1, and the sealing effect is enhanced.

Integrated into one piece has stopper 9 on the coupling body 1, and the cover has spring 10 on the coupling body 1, and spring 10's both ends respectively with stopper 9 and go-between 8 rear end in close contact with, through spring 10's setting, under spring 10's elastic force effect, go-between 9 inner wall's screw thread and the screw thread of 2 outer walls of pipeline closely laminate, and frictional force increases, prevents that go-between 9 is not hard up.

The side of coupling body 1 is equipped with fixed slot 11, fixed slot 11 internal fixation is equipped with fixed hoop 12, the setting of fixed hoop 12 is for the convenience of fixed coupling body 1, it is equipped with mounting bracket 13 to slide on the fixed hoop 12, be connected with buffer spring 14 between mounting bracket 13 and the fixed hoop 12, and be equipped with mounting hole 15 on the mounting bracket 13, fixed hoop 12 includes the semicircle ring that two sets of articulated connections, the technology is prior art, do not do the repeated description here, in the installation, whether the fixed hoop 12 of installation is selected as required, be connected with buffer spring 14 between fixed hoop 12 and the mounting bracket 13, the effect of buffering is played, mounting bracket 13 is fixed through mounting hole 15, thereby coupling body 1 is fixed.

The working principle is as follows: the utility model discloses when connecting coupling body 1 and pipeline 2, the compaction inclined plane 5 of 4 both sides inner walls of sealing washer is compressed tightly groove 3 extrusion by the V-arrangement of coupling body 1 and pipeline 2 inner wall, thereby make the outer wall of sealing washer 4 hug closely pipeline 2 and coupling body 1's inner wall, strengthen sealed effect, integrated into one piece has stopper 9 on the coupling body 1, and the cover has spring 10 on the coupling body 1, spring 10's both ends respectively with stopper 9 and go-between 8's rear end in close contact with, setting through spring 10, prevent that go-between 9 is not hard up, in the installation, whether install fixed hoop 12 as required, be connected with buffer spring 14 between fixed hoop 12 and the mounting bracket 13, play the effect of buffering, mounting bracket 13 is fixed through mounting hole 15, thereby fix coupling body 1.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The cutting-free pipe joint comprises a pipe joint body (1) and is characterized in that the end part of the pipe joint body (1) is connected with a pipeline (2), the inner walls of the connecting ends of the pipeline (2) and the pipe joint body (1) are respectively provided with a V-shaped pressing groove (3), the inner walls of the connecting ends of the pipeline (2) and the pipe joint body (1) are respectively provided with a first sealing ring (4), the outer side of the first sealing ring (4) is tightly contacted with the inner walls of the pipeline (2) and the pipe joint body (1), the inner walls of the two sides of the first sealing ring (4) are respectively provided with two groups of compacting inclined planes (5), the two groups of compacting inclined planes (5) are respectively tightly contacted with the V-shaped pressing grooves (3) of the inner walls of the pipeline (2) and the pipe joint body (1), and a groove (6) is embedded in the end surface of the connecting ends of the pipe joint body (1) and the pipeline (2), sealing washer two (7) have been placed in recess (6), the terminal surface in close contact with of sealing washer two (7) and pipeline (2), it has go-between (8) to rotate the cover on coupling body (1), the outer wall threaded connection of go-between (8) and pipeline (2).

2. The cutting-free pipe joint according to claim 1, wherein the pipe joint body (1) is integrally formed with a stopper (9), and the pipe joint body (1) is sleeved with a spring (10), and two ends of the spring (10) are respectively in close contact with the stopper (9) and the rear end of the connecting ring (8).

3. The cutting-free pipe joint according to claim 1, wherein the side surface of the pipe joint body (1) is provided with a fixing groove (11), a fixing hoop (12) is fixedly arranged in the fixing groove (11), a mounting frame (13) is slidably arranged on the fixing hoop (12), a buffer spring (14) is connected between the mounting frame (13) and the fixing hoop (12), and a mounting hole (15) is formed in the mounting frame (13).