CN215000099U

CN215000099U - Hydraulic pipeline right-angle pipe joint

Info

Publication number: CN215000099U
Application number: CN202120237839.2U
Authority: CN
Inventors: 杨美秦; 朱振芳; 张丽红; 张旭东; 周剑飞; 陈�胜
Original assignee: Haiyan Haiguan Pipe Fitting Manufacturing Co ltd
Current assignee: Haiyan Haiguan Pipe Fitting Manufacturing Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-12-03
Anticipated expiration: 2031-01-28

Abstract

The utility model discloses a hydraulic pipeline right-angle pipe joint, which comprises a right-angle joint body, wherein the output end of the right-angle joint body is provided with a pipeline connector, the pipeline connector comprises a joint body, a pipeline, a sealing ring and a nut, the joint body comprises a connecting part provided with an external thread, the connecting part is provided with a step hole with a small front part and a big back part, the rear end of the step hole is a taper hole, the pipe end of the pipeline is formed with an annular anti-falling bulge through a cold forming process, the pipeline in front of the annular anti-falling bulge is provided with the sealing ring matched with the taper hole, the pipeline behind the annular anti-falling bulge is sleeved with the nut in threaded connection with the connecting part, the right-angle joint body comprises a cavity body, a buffer plate, a plurality of elastic supporting bodies and a plurality of shunting cylinders, compared with the prior art, the impact resistance of the right-angle joint body can be improved, and the requirements of the precision and the hardness of the pipe can be reduced, the installation moment is reduced, and parts are reduced.

Description

Hydraulic pipeline right-angle pipe joint

[ technical field ] A method for producing a semiconductor device

The utility model relates to a technical field of coupling, especially a hydraulic line right angle coupling's technical field.

[ background of the invention ]

The right-angle pipe joint has the function of changing the trend of the pipeline so as to change the flow direction of a medium circulating in the pipeline. In the prior art, after the right-angle pipe joint is used for a long time, cracks can appear on the right-angle pipe joint and even can be broken due to overlarge pressure; therefore, the improvement of the impact resistance is especially necessary by modifying the inside of the right-angle pipe joint; because the right-angle pipe joint and the pipe are generally connected in a ferrule type manner, the pipe joint has the advantages of good connection and sealing performance, convenient and quick installation and operation and the like, the application range and the use number of the pipe joint are continuously increased, and higher requirements are also provided. If the requirements on the precision and the hardness of the original double-ferrule type connection pipe are higher, the connection strength and the sealing performance can be ensured, and the adverse factors such as larger required installation moment, more parts and the like influence the popularization and the application in a wider range.

[ Utility model ] content

The utility model aims at solving the problem among the prior art, provide a hydraulic line right angle coupling, can improve the impact resistance, reduce the requirement to pipe precision and hardness, reduce installation moment, reduce spare part.

In order to achieve the purpose, the utility model provides a hydraulic pipeline right-angle pipe joint, which comprises a right-angle joint body, wherein the output end of the right-angle joint body is provided with a pipeline connector, the pipeline connector comprises a joint body, a pipeline, a sealing ring and a nut, the joint body comprises a connecting part provided with external threads, the connecting part is provided with a step hole with a small front part and a big back part, the rear end of the step hole is a tapered hole, the pipe end of the pipeline is formed with an annular anti-falling bulge through a cold forming process, the pipeline in front of the annular anti-falling bulge is provided with the sealing ring matched with the tapered hole, the pipeline behind the annular anti-falling bulge is sleeved with the nut in threaded connection with the connecting part, the right-angle joint body comprises a cavity body, a buffer plate, a plurality of elastic supporting bodies and a plurality of shunting cylinders, the elastic supporting bodies are arranged at the lower end inside the cavity body in an inclined way, the upper end of the elastic supporting body is fixedly connected with the buffer plate, and the upper end of the buffer plate is provided with evenly distributed shunting cylinders.

Preferably, the cavity body is formed by connecting an upper shell and a lower shell together in a sealing manner through threads, the upper end of the upper shell is provided with an inlet which is vertically arranged, and the lower end of the lower shell is provided with an outlet which is transversely arranged.

Preferably, a tapered sealing portion closely contacting the tapered hole is provided at a front end of the annular anti-slip projection.

Preferably, the seal ring is located at a front end of the tapered seal portion.

Preferably, the inner side surface of the rear end of the nut is matched with the rear end of the anti-falling bulge.

Preferably, an elastic reinforcing body is arranged in the sealing ring, the elastic reinforcing body comprises a conical annular body, and a plurality of C-shaped groove structures are formed on the conical annular body through bending.

The utility model has the advantages that: the utility model has the advantages that the lower end in the cavity body is provided with the elastic supporting body which is arranged obliquely, the upper end of the elastic supporting body is fixedly connected with the buffer plate, and the upper end of the buffer plate is provided with the evenly distributed shunting cylinders, so that the impact force of the conveying medium can be discharged, and the impact force received by the right-angle pipe joint is reduced; the pipe end of the pipeline is formed with an annular anti-drop bulge by a cold forming process, a cutting sleeve of the traditional cutting sleeve type pipe joint is eliminated, the metal pipe does not need to be forced to deform in the installation process, and the requirements on the precision and the hardness of the pipe are reduced; double sealing is formed by the sealing ring and the conical sealing part, so that the sealing property is improved; an elastic reinforcing body is arranged in the sealing ring, so that the sealing performance is further improved, and the application range is improved; compared with the prior art, the impact resistance can be improved, the requirements on the precision and the hardness of the pipe are reduced, the mounting torque is reduced, and parts are reduced.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of a right-angle pipe joint of a hydraulic pipeline according to the present invention;

FIG. 2 is a schematic view of the construction of the pipe joint;

FIG. 3 is a schematic view of the construction of the resilient reinforcement.

In the figure: the pipe joint comprises a 1-right-angle joint body, a 2-pipe joint, a 11-cavity body, a 12-buffer plate, a 13-elastic support body, a 14-shunt cylinder, a 111-upper shell, a 112-lower shell, a 113-inlet, a 114-outlet, a 21-joint body, a 22-pipe, a 23-sealing ring, a 24-nut, a 25-annular anti-falling protrusion, a 26-conical sealing part, a 27-elastic reinforcing body, a 211-connecting part, a 212-stepped hole, a 213-conical hole, a 271-conical ring body and a 272-C-shaped groove.

[ detailed description ] embodiments

Referring to fig. 1, 2 and 3, the utility model relates to a hydraulic pipeline right-angle pipe joint, including the right-angle joint body 1, the output of the right-angle joint body 1 is equipped with the pipe connection head 2, the pipe connection head 2 includes the joint body 21, pipeline 22, sealing washer 23 and nut 24, the joint body 21 includes the connecting portion 211 that is equipped with the external screw thread, be equipped with big back step hole 212 in the front of the small back on the connecting portion 211, the rear end of step hole 212 is bell mouth 213, the pipe end of pipeline 22 is formed with annular anticreep arch 25 through the cold forming process, be equipped with the sealing washer 23 with bell mouth 213 matched with on the pipeline 22 in front of annular anticreep arch 25, the cover is equipped with the nut 24 with connecting portion 211 threaded connection on the pipeline 22 behind annular anticreep arch 25, the right-angle joint body 1 includes cavity body 11, buffer board 12, a plurality of elastic supporting bodies 13 and a plurality of reposition of redundant personnel cylinder 14, the lower end of the inner part of the hollow cavity body 11 is provided with an inclined elastic supporting body 13, the upper end of the elastic supporting body 13 is fixedly connected with the buffer plate 12, the upper end of the buffer plate 12 is provided with evenly distributed shunt columns 14, the hollow cavity 11 is formed by connecting an upper shell 111 and a lower shell 112 together through screw thread sealing, the upper end of the upper shell 111 is provided with a vertically arranged inlet 113, the lower end of the lower shell 112 is provided with a transversely arranged outlet 114, the front end of the annular anti-drop bulge 25 is provided with a conical sealing part 26 closely contacted with the conical hole 213, the sealing ring 23 is located at the front end of the conical sealing part 26, the inner side surface of the rear end of the nut 24 is matched with the rear end of the anti-drop bulge 25, an elastic reinforcing body 27 is arranged in the sealing ring 23, the elastic reinforcing body 27 comprises a conical annular body 271, the conical ring body 271 is bent to form a plurality of C-shaped groove 272 structures.

The utility model discloses the working process:

the utility model relates to a hydraulic pressure pipeline right angle coupling is in the course of the work, with the inside lower extreme of cavity body 11 be equipped with the elastic support body 13 that the slope set up, the upper end of elastic support body 13 all with buffer board 12 fixed connection, cushion through elastic support body 13 deformation, the upper end of buffer board 12 is equipped with evenly distributed's reposition of redundant personnel cylinder 14, reposition of redundant personnel cylinder 14 can disperse the transport medium, can unload the impact force of transport medium to reduce the impact force that right angle coupling received; the pipe end of the pipeline 22 is formed with an annular anti-drop bulge through a cold forming process, a cutting sleeve of the traditional cutting sleeve type pipe joint is eliminated, the metal pipe does not need to be forced to deform in the installation process, and the requirements on the precision and the hardness of the pipe are reduced; the sealing ring 13 and the conical sealing part 16 form double sealing, so that the sealing performance is improved; an elastic reinforcing body 17 is arranged in the sealing ring 13, so that the sealing performance is further improved, and the application range is improved; compared with the prior art, the impact resistance can be improved, the requirements on the precision and the hardness of the pipe are reduced, the mounting torque is reduced, and parts are reduced.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a hydraulic line right angle coupling which characterized in that: connect body (1) including the right angle, the output that the right angle connects body (1) is equipped with pipe connection head (2), pipe connection head (2) are including the joint body (21), pipeline (22), sealing washer (23) and nut (24), connect body (21) including connecting portion (211) that are equipped with the external screw thread, be equipped with big step hole (212) in big end back before little on connecting portion (211), the rear end in step hole (212) is bell mouth (213), the pipe end of pipeline (22) is formed with protruding (25) of cyclic annular anticreep through the subcooling forming process, be equipped with on pipeline (22) in the protruding (25) the place ahead of cyclic annular anticreep with bell mouth (213) matched with sealing washer (23), the cover is equipped with nut (24) with connecting portion (211) threaded connection on pipeline (22) at protruding (25) rear of cyclic annular anticreep, the right angle connects body (1) including cavity body (11), Buffer board (12), a plurality of elastic support body (13) and a plurality of reposition of redundant personnel cylinder (14), the inside lower extreme of the cavity body (11) is equipped with the elastic support body (13) that the slope set up, the upper end of elastic support body (13) all with buffer board (12) fixed connection, the upper end of buffer board (12) is equipped with evenly distributed's reposition of redundant personnel cylinder (14).

2. A hydraulic line quarter joint as claimed in claim 1 wherein: cavity body (11) comprises last casing (111) and lower casing (112) through thread sealing connection together, the upper end of going up casing (111) is equipped with import (113) of vertical setting, the lower extreme of lower casing (112) is equipped with export (114) of horizontal setting.

3. A hydraulic line quarter joint as claimed in claim 1 wherein: the front end of the annular anti-drop bulge (25) is provided with a conical sealing part (26) which is tightly contacted with the conical hole (213).

4. A hydraulic line quarter joint as claimed in claim 1 wherein: the seal ring (23) is located at the front end of the conical sealing portion (26).

5. A hydraulic line quarter joint as claimed in claim 1 wherein: the inner side surface of the rear end of the nut (24) is matched with the rear end of the anti-falling bulge (25).

6. A hydraulic line square fitting according to any of claims 1 to 5, wherein: an elastic reinforcing body (27) is arranged in the sealing ring (23), the elastic reinforcing body (27) comprises a conical ring body (271), and a plurality of C-shaped groove-shaped structures (272) are formed on the conical ring body (271) through bending.