CN219588363U

CN219588363U - Quick-release connecting pipe

Info

Publication number: CN219588363U
Application number: CN202320636952.7U
Authority: CN
Inventors: 刘军科; 韩超; 屈乐
Original assignee: Xi'an Chengli Aviation Manufacturing Co ltd
Current assignee: Xi'an Chengli Aviation Manufacturing Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-08-25
Anticipated expiration: 2033-03-28

Abstract

The utility model discloses a quick-release connecting pipe, which comprises a connecting seat and a connector, wherein the connecting seat is provided with a connecting hole; one end of the connecting seat is provided with a connecting groove, a first annular groove is arranged in the connecting groove, U-shaped grooves communicated with the first annular groove are symmetrically arranged on two sides of the notch of the connecting groove, and a first through hole communicated with the connecting groove is arranged on the other end of the connecting seat; one end of the connector is inserted into the connecting groove, clamping blocks are symmetrically arranged on two sides of the connector and penetrate through the U-shaped groove to be embedded into the first annular groove, a second through hole is formed in the connector, a second annular groove is formed in one end of the connector extending into the connecting groove, and a sealing ring is sleeved on the second annular groove. The connecting pipe has the advantages of simple structure, convenient connection, good sealing performance and long service life.

Description

Quick-release connecting pipe

Technical Field

The utility model relates to the technical field of connecting pipes, in particular to a quick-release connecting pipe.

Background

Various parts are encountered in the field of aerospace technology, and flow or seal tests are required for many parts after they are finished. When the flow or sealing test is carried out, the tool is required to seal and clamp the part, and then the part is in sealing connection with test equipment through the connecting pipe. The connecting pipe adopts the screw thread structure to realize the connection mostly, and the connection operation is inconvenient, and after the repetitious usage, the screw thread structure appears the damage easily.

Disclosure of Invention

In view of the above-mentioned drawbacks or shortcomings in the prior art, it is desirable to provide a quick-release connecting pipe with simple structure, convenient connection, good sealing property and long service life.

The utility model provides a quick-release connecting pipe, which comprises a connecting seat and a connector;

one end of the connecting seat is provided with a connecting groove, a circle of first annular grooves are formed in the connecting groove close to the notch, U-shaped grooves communicated with the first annular grooves are symmetrically formed in two sides of the notch of the connecting groove, and a first through hole communicated with the connecting groove is formed in the other end of the connecting seat;

the one end of connector inserts in the spread groove, the bilateral symmetry of connector is provided with the joint piece, the joint piece passes U type groove embedding in the first annular, the one end of connector corresponds to the other end first through-hole is provided with the second through-hole, the connector stretches into the one end in the spread groove is provided with the second annular, the cover is equipped with the sealing washer on the second annular.

Further, the outer wall of the connecting seat is uniformly distributed with anti-slip planes along the circumferential direction.

Furthermore, two rings of second ring grooves are arranged on the connecting head, and the sealing rings are sleeved on the second ring grooves.

Further, the fit clearance between the connector and the connecting seat is 0.1-0.2mm.

Further, the outer wall of the connecting seat is provided with an exhaust hole communicated with the first annular groove.

Furthermore, the connecting seat and the connecting head are made of stainless steel materials.

Compared with the prior art, the utility model has the beneficial effects that:

the connecting pipe comprises a connecting seat, a connector and a sealing ring, wherein one end of the connector is in sealing butt joint with a part through a tool, and the other end of the connector is in plug-in connection with the connecting seat; the connecting seat is connected to the tester through the hose, so that the sealing butt joint of the part and the tester is realized. The first annular groove with the U-shaped groove is matched with the clamping block between the connecting seat and the connector to realize quick connection and disassembly, and the connecting structure is not easy to damage and long in service life. The connecting seat is sealed with the connector through the sealing ring, so that the sealing effect is good.

It should be understood that the description in this summary is not intended to limit the critical or essential features of the embodiments of the utility model, nor is it intended to limit the scope of the utility model. Other features of the present utility model will become apparent from the description that follows.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:

FIG. 1 is a schematic diagram of a quick release connection pipe;

FIG. 2 is a schematic cross-sectional view of a quick release connecting tube;

FIG. 3 is a schematic view of a structure of a connecting base;

fig. 4 is a schematic structural view of the connector.

Reference numerals in the drawings: 1. a connecting seat; 2. a connector; 3. a seal ring;

11. a connecting groove; 12. a first ring groove; 13. a U-shaped groove; 14. a first through hole; 15. an anti-slip plane; 16. an exhaust hole;

21. a clamping block; 22. a second through hole; 23. and a second ring groove.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1 to 4, an embodiment of the present utility model provides a quick-release connecting pipe, which includes a connecting seat 1 and a connecting head 2;

one end of the connecting seat 1 is provided with a connecting groove 11, a circle of first annular grooves 12 are arranged in the connecting groove 11 near the notch, U-shaped grooves 13 communicated with the first annular grooves 12 are symmetrically arranged on two sides of the notch of the connecting groove 11, and the other end of the connecting seat 1 is provided with a first through hole 14 communicated with the connecting groove 11;

one end of the connector 2 is inserted into the connecting groove 11, clamping blocks 21 are symmetrically arranged on two sides of the connector 2, the clamping blocks 21 penetrate through the U-shaped groove 13 to be embedded into the first annular groove 12, a second through hole 22 is formed from one end of the connector 2 to the other end of the connector to correspond to the first through hole 14, a second annular groove 23 is formed in one end of the connector 2 extending into the connecting groove 11, and a sealing ring 3 is sleeved on the second annular groove 23.

In the embodiment, one end of the connector 2 is directly welded and connected to a tool for clamping the part, and is in sealing butt joint with the part through the tool; the connection socket 1 is connected to the tester by a hose. The connecting seat 1 is sleeved with the connecting head 2, the other end of the connecting head 2 extends into the connecting groove 11, the clamping block 21 penetrates through the U-shaped groove 13 to be embedded into the first annular groove 12, the connecting seat 1 is rotated, and the clamping block 21 is clamped with the first annular groove 12, so that the quick connection between the connecting seat 1 and the connecting head 2 is realized. The connecting seat and the connector are sealed by a sealing ring 3.

The connecting pipe has the advantages of simple structure, convenient connection, good sealing performance and long service life.

In a preferred embodiment, as shown in fig. 1 and 3, the outer wall of the connecting seat 1 is uniformly provided with anti-slip planes 15 along the circumferential direction, which can play an anti-slip role when a tester rotates the connecting seat 1, so as to facilitate the connection and installation of the connecting seat 1 and the connector 2.

In a preferred embodiment, as shown in fig. 2, two circles of second ring grooves 23 are provided on the connector 2, and sealing rings 3 are sleeved on the second ring grooves 23. And two sealing rings 3 are arranged, so that the sealing effect between the connecting seat 1 and the connector 2 is improved.

In a preferred embodiment, as shown in fig. 2, the fit clearance between the connector 2 and the connector holder 1 is 0.1-0.2mm, ensuring the assembly accuracy.

In a preferred embodiment, as shown in fig. 1 and 3, the outer wall of the connection seat 1 is provided with a vent hole 16 communicating with the first ring groove 12. When the clamping block 21 rotates in the first annular groove 12, exhaust is carried out through the exhaust hole 16, so that the smoothness of rotation when the connecting seat 1 is installed is ensured.

In a preferred embodiment, the connecting seat 1 and the connecting head 2 are made of stainless steel materials, so that the structure is high in strength, not easy to deform, not easy to corrode and rust, and long in service life.

In the description of the present specification, the terms "connected," "mounted," "secured," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, the terms "one embodiment," "some embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The quick-release connecting pipe is characterized by comprising a connecting seat and a connecting head;

2. The quick release connecting pipe according to claim 1, wherein the outer wall of the connecting seat is uniformly distributed with anti-slip planes along the circumferential direction.

3. The quick release connecting pipe according to claim 1, wherein two rings of the second ring grooves are arranged on the connecting head, and the sealing rings are sleeved on the second ring grooves.

4. The quick release connecting tube of claim 1, wherein the mating clearance between the connector and the connector block is 0.1-0.2mm.

5. The quick release connecting pipe according to claim 1, wherein the outer wall of the connecting seat is provided with an exhaust hole communicated with the first ring groove.

6. The quick release connecting tube of claim 1, wherein the connecting base and the connecting head are made of stainless steel materials.