CN218935561U

CN218935561U - Pipe joint convenient to disassemble and assemble

Info

Publication number: CN218935561U
Application number: CN202223387875.0U
Authority: CN
Inventors: 张军; 曾平楚; 李建强; 彭大勇
Original assignee: Wuxi Huamanzhizao Automation Technology Co ltd
Current assignee: Wuxi Huamanzhizao Automation Technology Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-04-28
Anticipated expiration: 2032-12-16

Abstract

The utility model relates to the technical field of pipe joint manufacture and discloses a pipe joint convenient to disassemble and assemble, which comprises a pipeline, wherein a limiting ring is fixedly connected to the outer part of the pipeline, a first sealing ring is fixedly connected to the front part of the limiting ring, a connector is arranged on the outer part of the pipeline, an internal thread is arranged in the connector, an annular groove corresponding to the structure of the pipeline is arranged in the connector, a through hole is arranged in the connector, and a bolt is arranged in the hole.

Description

Pipe joint convenient to disassemble and assemble

Technical Field

The utility model relates to the technical field of pipe joint manufacturing, in particular to a pipe joint convenient to disassemble and assemble.

Background

The pipe joint is a part for connecting a pipeline or mounting the pipeline on a hydraulic element in a hydraulic system, is a generic name of a connecting piece which can be assembled and disassembled in a fluid passage, plays an indispensable important role in a pipe fitting, and is one of main components of a hydraulic pipeline.

The pipe joint that uses at present realizes being connected with the pipeline through the helicitic texture, then is connected with another pipeline through the joint structure that the outside set up, in the dress tears the in-process, need use a spanner to fix, and another spanner dismantles and installs the process, installs and removes the process complicacy, and installs the pipe joint after accomplishing and lack effectual leakproofness, can not accord with people's expectation.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the pipe joint convenient to disassemble and assemble, and has the advantages of convenient disassembly and standard compliance of tightness.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a coupling convenient to dismouting, includes the pipeline, the outside fixedly connected with spacing ring of pipeline, the first sealing washer of anterior fixedly connected with of spacing ring, the externally mounted of pipeline has the connector, the internal thread has been seted up to the inside of connector, the ring channel that corresponds with the structure of pipeline has been seted up to the inside of connector, the hole that runs through has been seted up to the inside of connector, the internally mounted of hole has the bolt, the internally mounted of ring channel has the locating part, the tail end fixedly connected with connecting piece of locating part, the hole has been seted up to the inside of locating part, the inside fixedly connected with of hole corresponds with the nut of bolt, the outside of connecting part is located the inside fixedly connected with second sealing washer of locating part.

Preferably, the first sealing ring is fixedly connected with the pipeline, the cross-sectional area of the hollow structure inside the first sealing ring is smaller than that of the pipeline, the first sealing ring can form an effective seal on the pipeline, and the second sealing ring is fixedly connected with the limiting part.

Preferably, the outside of pipeline is provided with the external screw thread that corresponds with the internal screw thread that the connector inside set up, and the connector passes through screw structure with the pipeline and is connected, the shortest distance of first sealing washer to the right side wall of pipeline is less than the length of connector, the cross-sectional area of connector equals the cross-sectional area of first sealing washer, will extrude the first sealing washer after the connector is installed and then control first sealing washer and form effectual sealedly between connector and pipeline.

Preferably, the four bolts are circumferentially distributed in the limiter, the four nuts are circumferentially distributed in the limiter, and the bolts and the nuts can effectively fix the positions of the connector and the limiter.

Preferably, the annular width of the annular groove is equal to the annular width of the limiting piece, the length of the annular groove is larger than that of the limiting piece, the limiting piece can be arranged inside the annular groove, the shortest distance from the nut to the bottom of the limiting piece is equal to the shortest distance from the bolt to the bottom of the connector, and the bolt and the nut can be connected.

Preferably, the second sealing ring is provided with two, specifically sets up in the both ends of connecting piece, the outer wall that the connector one side was kept away from to the second sealing ring is greater than the outer wall that connecting piece and second sealing ring are connected to the shortest distance of nut to the nut, will extrude the second sealing ring after the connector installation is accomplished, increases the leakproofness of pipeline mouth department.

Preferably, the two limiting parts are arranged, and the connector is provided with two groups corresponding to the limiting parts.

The beneficial effects are that:

1. this coupling convenient to dismouting is fixed in the pipeline outside through the helicitic texture with the connector, after the connector installation is accomplished to extrude the first sealing washer and increases the leakproofness, then install second sealing washer in the ring channel inside with locating part and connecting piece, use the bolt fastening in nut inside and then fix the position of locating part and connector, make the position of connecting piece and second sealing washer obtain fixing, the connecting piece extrudees the second sealing washer simultaneously, increase the leakproofness, then place the tail end of connecting piece and locating part in another group of connector, then install another pipeline through the helicitic texture, use bolt and nut to fix after the installation is accomplished, accomplish the installation process, dismantle the time, demolish the bolt, then rotating the connector, make the connector break away from the pipeline, take down connecting piece and locating part and second sealing washer, take down the connector and can accomplish and demolish, be convenient for install and remove.

2. This coupling convenient to dismouting carries out the sealing of structure through structures such as second sealing washer and connecting piece, when the coupling convenient to dismouting uses, the shortest distance of first sealing washer to the right side wall of pipeline is less than the length of connector, will extrude and then control first sealing washer and form effectual sealedly between connector and pipeline to first sealing washer after the connector installation is accomplished, the shortest distance of outer wall to the nut that connector one side was kept away from to the second sealing washer is greater than the shortest distance of connecting piece and second sealing washer connection's outer wall to the nut, will extrude the second sealing washer after the connector installation is accomplished, increase the leakproofness of pipeline mouth department.

Drawings

FIG. 1 is an exploded view of the present utility model;

FIG. 2 is a schematic diagram of the structure of the present utility model;

FIG. 3 is a schematic view of a connector according to the present utility model;

fig. 4 is a schematic structural view of a limiting member according to the present utility model.

In the figure: 1. a pipe; 2. a limiting ring; 3. a first seal ring; 4. a connector; 5. an internal thread; 6. an annular groove; 7. a bolt; 8. a connecting piece; 9. a limiting piece; 10. a nut; 11. and a second sealing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-4, a pipe joint convenient to disassemble and assemble comprises a pipeline 1, wherein a limiting ring 2 is fixedly connected to the outside of the pipeline 1, a first sealing ring 3 is fixedly connected to the front part of the limiting ring 2, a connector 4 is arranged on the outside of the pipeline 1, an internal thread 5 is arranged in the connector 4, an annular groove 6 corresponding to the structure of the pipeline 1 is arranged in the connector 4, a penetrating hole is arranged in the connector 4, a bolt 7 is arranged in the hole, a limiting piece 9 is arranged in the annular groove 6, a connecting piece 8 is fixedly connected to the tail end of the limiting piece 9, a hole is arranged in the limiting piece 9, a nut 10 corresponding to the bolt 7 is fixedly connected to the inside of the hole, and a second sealing ring 11 is fixedly connected to the outside of the connecting piece 8.

Wherein, first sealing washer 3 and pipeline 1 fixed connection, the inside hollow structure's of first sealing washer 3 cross-sectional area is less than pipeline 1's cross-sectional area, and first sealing washer 3 can form effectual seal to pipeline 1, and second sealing washer 11 and locating part 9 fixed connection.

Wherein, the outside of pipeline 1 is provided with the external screw thread that corresponds with the internal screw thread 5 that connector 4 inside set up, and connector 4 is connected through the helicitic texture with pipeline 1, and the shortest distance of first sealing washer 3 to pipeline 1's right side wall is less than the length of connector 4, and the cross-sectional area of connector 4 equals the cross-sectional area of first sealing washer 3, will extrude and then control first sealing washer 3 and form effectual sealedly between connector 4 and pipeline 1 to first sealing washer 3 after the connector 4 installs.

The four bolts 7 are circumferentially distributed in the limiter 4, the four nuts 10 are circumferentially distributed in the limiter 9, and the bolts 7 and the nuts 10 can effectively fix the positions of the connector 4 and the limiter 9.

The annular width of the annular groove 6 is equal to that of the limiting piece 9, the length of the annular groove 6 is greater than that of the limiting piece 9, the limiting piece 9 can be installed inside the annular groove 6, the shortest distance from the nut 10 to the bottom of the limiting piece 9 is equal to that from the bolt 7 to the bottom of the connector 4, and the bolt 10 and the nut 9 can be connected.

The two second sealing rings 11 are specifically arranged at two ends of the connecting piece 8, the shortest distance from the outer wall of one side of the second sealing ring 11 away from the connector 4 to the nut 10 is greater than the shortest distance from the outer wall of the connecting piece 8 connected with the second sealing ring 11 to the nut 10, the second sealing ring 11 is extruded after the connector 4 is installed, and the tightness of the pipeline opening is improved.

Wherein, the spacing piece 9 is provided with two, and the connector 4 is provided with two groups corresponding to the spacing piece 9.

Working principle: this coupling convenient to dismouting is fixed in pipeline 1 outside through the helicitic texture with connector 4, the connector 4 is installed and is accomplished the back and extrude the leakproofness to first sealing washer 3, then install second sealing washer 11 together with locating part 9 and connecting piece 8 in ring channel 6 inside, use bolt 7 to be fixed in nut 10 inside and then fix the position of locating part 9 and connector 4, make the position of connecting piece 8 and second sealing washer 11 obtain fixing, simultaneously connecting piece 8 extrudees second sealing washer 11, increase the leakproofness, then place the tail end of connecting piece 8 and locating part 9 in another group of connector 4, then install another pipeline 4 through the helicitic texture, use bolt 7 and nut 10 to fix after the installation is accomplished, accomplish the installation, during the dismantlement, then rotate connector 4, make connector 4 break away from pipeline 1, take off connecting piece 8 and locating part 9 and second sealing washer 11, take off connector 4 and can accomplish and demolish, the convenience of installing and removing.

Example two

Referring to fig. 1-4, further, in the first embodiment, the front portion of the limiting ring 2 is fixedly connected with a first sealing ring 3, the outer portion of the connecting member 8 is located in the limiting member 9 and is fixedly connected with a second sealing ring 11, and two second sealing rings 11 are provided, specifically, are disposed at two ends of the connecting member 8.

Working principle: when the coupling of dismouting of being convenient for uses, the shortest distance of first sealing washer 3 to the right side wall of pipeline 1 is less than the length of connector 4, will extrude first sealing washer 3 after the connector 4 installs and then control first sealing washer 3 and form effectual sealedly between connector 4 and pipeline 1, and the shortest distance of the outer wall of connector 4 one side is kept away from to nut 10 to second sealing washer 11 is greater than the outer wall that connecting piece 8 and second sealing washer 11 are connected to the shortest distance of nut 10, will extrude second sealing washer 11 after the connector 4 installs, increases the leakproofness of pipeline mouth department.

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

Claims

1. The utility model provides a coupling convenient to dismouting, includes pipeline (1), its characterized in that: the utility model discloses a pipeline structure, including pipeline (1), annular groove (6) that corresponds with the structure of pipeline (1) are seted up to the inside of connector (4), the hole that runs through is seted up to the inside of connector (4), the internally mounted in hole has bolt (7), internally mounted in annular groove (6) has locating part (9), the tail end fixedly connected with connecting piece (8) of locating part (9), hole is seted up to the inside of locating part (9), nut (10) that correspond with bolt (7) are fixedly connected with to the inside of hole, the outside of connecting piece (8) is located the inside fixedly connected with second sealing washer (11) of locating part (9).

2. The easy-to-disassemble pipe joint according to claim 1, wherein: the first sealing ring (3) is fixedly connected with the pipeline (1), the cross-sectional area of the hollow structure inside the first sealing ring (3) is smaller than the cross-sectional area of the pipeline (1), and the second sealing ring (11) is fixedly connected with the limiting piece (9).

3. The easy-to-disassemble pipe joint according to claim 1, wherein: the outside of pipeline (1) is provided with the external screw thread that corresponds with internal screw thread (5) that connector (4) inside set up, the shortest distance of first sealing washer (3) to the right side wall of pipeline (1) is less than the length of connector (4), the cross-sectional area of connector (4) equals the cross-sectional area of first sealing washer (3).

4. The easy-to-disassemble pipe joint according to claim 1, wherein: four bolts (7) are arranged and distributed in the connector (4) in a circumferential mode, four nuts (10) are arranged and correspond to the bolts (7) and are distributed in the limiting piece (9) in a circumferential mode.

5. The easy-to-disassemble pipe joint according to claim 1, wherein: the annular width of the annular groove (6) is equal to that of the limiting piece (9), the length of the annular groove (6) is larger than that of the limiting piece (9), and the shortest distance from the nut (10) to the bottom of the limiting piece (9) is equal to that from the bolt (7) to the bottom of the connector (4).

6. The easy-to-disassemble pipe joint according to claim 1, wherein: the second sealing rings (11) are arranged at two ends of the connecting piece (8), and the shortest distance from the outer wall of one side of the second sealing rings (11) away from the connector (4) to the nut (10) is larger than the shortest distance from the outer wall of the connecting piece (8) connected with the second sealing rings (11) to the nut (10).

7. The easy-to-disassemble pipe joint according to claim 1, wherein: the two limiting parts (9) are arranged, and the two groups of connectors (4) are arranged corresponding to the limiting parts (9).