CN211398935U

CN211398935U - Quick connector

Info

Publication number: CN211398935U
Application number: CN202020003044.0U
Authority: CN
Inventors: 孙宝泉; 孙晓斌
Original assignee: Cangzhou Shuncheng Casting Co ltd
Current assignee: Cangzhou Shuncheng Casting Co ltd
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-09-01
Anticipated expiration: 2030-01-02

Abstract

The utility model discloses a quick-operation joint, including four-way pipe joint body, protection casing, screw thread post, four interfaces of four-way pipe joint body are pegged graft and are had the trachea body, and the outside of four-way pipe joint body has covered the protection casing, and four corners of bending of four-way pipe joint body all are provided with the fixed block, are provided with the screw on the fixed block, are provided with the jack on the protection casing, and the screw thread post passes the jack and with screw threaded connection, and the screw thread post is located the outside of protection casing and serves and be provided with the cap. When the four-way pipe joint is used normally, the four-way pipe joint body is protected, the four interfaces of the four-way pipe joint body and the connecting part of the air pipe body are connected in a coating clamping mode, the air pipe body is prevented from being bent at the position, ventilation is not smooth, and the protection performance of the four-way pipe joint body and the bending prevention performance of the connecting part of the interfaces and the air pipe body are integrally improved.

Description

Quick connector

Technical Field

The utility model relates to a pipeline connects technical field, specifically is a quick-operation joint.

Background

The pneumatic quick connector is a connector mainly used for pneumatic tools and air tubing and is a connecting piece for realizing the pipeline communication of an air pipe.

The frequently used four-way pipe pneumatic quick connector is provided with four connectors which are equally divided in four directions, and can realize quick insertion of an air pipe.

However, the existing four-way pneumatic quick connector is mostly made of plastic materials, so that the outer shell of the four-way pneumatic quick connector is easily damaged by external collision, an inserted air pipe is mostly a hose, and a connecting part of a connector of the four-way pneumatic quick connector and an air pipe body is easily bent, so that unsmooth ventilation is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick-operation joint to the solution is to the protection nature of four-way pipe joint body and the lower problem of the anti-bending nature at its interface and this body coupling part of trachea.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a quick-operation joint, includes four-way pipe joint body, protection casing, screw thread post, four interfaces of four-way pipe joint body are pegged graft and are had the trachea body, the outside of four-way pipe joint body has cup jointed the protection casing, and the protection casing wholly adopts 304 materials to make, and corrosion resistance, intensity is high, non-deformable, four corners of bending of four-way pipe joint body all are provided with the fixed block, be provided with the screw on the fixed block, be provided with the jack on the protection casing, the screw thread post pass the jack and with screw threaded connection, the screw thread post is located the outside of protection casing and serves and is provided with the cap, and screw thread post and cap all adopt 45 # steel to make, and.

Preferably, the number of the insertion holes is four and is aligned with the screw hole.

Preferably, the outer wall surface position that the protection casing is located trachea body is half arc-shaped structure, is provided with the blotter on this half arc-shaped structure's the inner tank wall, and the blotter is the silica gel bed course, avoids the protection casing of metal material to cause wearing and tearing to soft material's trachea body outer wall.

Preferably, the screw holes vertically penetrate through the fixing block, and the threaded columns which are symmetrical up and down are guaranteed to be locked.

Preferably, the number of the fixed blocks is four, and the fixed blocks are matched with four insertion holes in the protective cover.

Preferably, the number of the protective covers is two, and the protective covers are arranged up and down symmetrically by taking the transverse central axis of the four-way pipe joint body as the center.

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

through the symmetry cladding joint formula protection casing structure that sets up on the upper and lower terminal surface of four-way pipe joint body, when normal use, not only protected the four-way pipe joint body, carried out the cladding joint to four interfaces of four-way pipe joint body and trachea body connection position moreover, avoided this position trachea body to bend and cause the not smooth of ventilating, wholly improved the protection nature of four-way pipe joint body and the anti-bending nature of interface and trachea body connection position.

Drawings

FIG. 1 is a sectional view of the whole structure of the present invention;

fig. 2 is a top view of the overall structure of the present invention;

fig. 3 is a side view of the single trachea body and protective cover wrapping and clamping structure of the present invention.

In the figure: the four-way pipe joint comprises a 1 four-way pipe joint body, a 2 air pipe body, a 3 protective cover, 31 jacks, 4 fixing blocks, 41 screw holes, 5 threaded columns, 51 column caps and 6 cushion pads.

Detailed Description

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: the utility model provides a quick-operation joint, includes cross coupling body 1, protection casing 3, screw thread post 5, and four interfaces of cross coupling body 1 are pegged graft and are had trachea body 2, and cross coupling body 1 is the pneumatic quick-operation joint of four-way pipe commonly used, and its shell is the plastics material, and the mouth of pipe bore is 4mm, withstand voltage 10MPa, and trachea body 2 is the soft body commonly used.

Referring to fig. 1, 2 and 3, the four-way pipe joint body 1 is covered with two protective covers 3, the protective covers 3 are made of stainless steel 304 material, and are corrosion-resistant, high in strength and not easy to deform, the number of the protective covers 3 is two, and the protective covers 3 are arranged up and down symmetrically by taking the transverse central axis of the four-way pipe joint body 1 as the center, the positions of the outer wall surfaces of the protective covers 3 on the four air pipe bodies 2 are semi-arc structures, firstly, the four air pipe bodies 2 are respectively and quickly inserted into the four quick joints arranged on the four-way pipe joint body 1, then, one protective cover 3 is taken and covered on the upper end of the four-way pipe joint body 1 to ensure that each screw hole 41 is aligned with each jack 31, at the moment, the semi-arc structure cover bodies in four directions of the protective covers on the outer wall surfaces of the four air pipe bodies 2, the inner groove wall surfaces of the semi-, avoid the protection casing 3 of metal material to cause wearing and tearing to the 2 outer walls of trachea body of soft material.

Referring to fig. 1 and 2, four bent corners of the four-way pipe joint body 1 are provided with fixing blocks 4, the fixing blocks 4 are made of the same material as the four-way pipe joint body 1, the four fixing blocks 4 are welded and fixed, screw holes 41 are formed in the fixing blocks 4, the screw holes 41 vertically penetrate through the fixing blocks 4, insertion holes 31 are formed in the protective cover 3, the insertion holes 31 are four and aligned with the screw holes 41, the threaded columns 5 are made of No. 45 steel, the threaded columns 5 penetrate through the insertion holes 31 and are in threaded connection with the screw holes 41, the four threaded columns 5 are inserted into the four insertion holes 31, the threaded columns 5 are rotated clockwise, and the four threaded columns are rotated and locked through the thread transmission of the screw.

Referring to fig. 1 and 2, a cap 51 is welded to the threaded post 5 at the outer end of the protective cover 3, the cap 51 is made of 45 steel, and a concave-convex friction layer is arranged on the outer wall surface of the cap 51, so that the threaded post can be screwed by hand conveniently.

The utility model discloses when concrete implementation: when in use, firstly, the four air pipe bodies 2 are respectively inserted into the four quick connectors arranged on the four-way pipe joint body 1 in a quick connection manner, then, one protective cover 3 is taken and covered at the upper end of the four-way pipe joint body 1, each screw hole 41 is ensured to be aligned with each jack 31, at the moment, semi-arc-shaped structural cover bodies in four directions of the protective cover 3 can cover the outer wall surfaces of the four air pipe bodies 2, then, four threaded columns 5 are inserted into the four jacks 31, and are rotated and locked by the screw thread transmission of the screw holes 41 clockwise, and similarly, the other protective cover 3 is taken to cover, sleeve and lock the lower end surface of the four-way pipe joint body 1, at the moment, not only the four-way pipe joint body 1 is protected, but also the four interfaces of the four-way pipe body 1 are in covering and clamping connection parts with the air pipe body 2, and unsmooth ventilation caused by bending of the air pipe body 2, the shell protection performance of the four-way pipe joint body 1 and the bending prevention performance of the connecting part of the interface and the air pipe body 2 are integrally improved.

Claims

1. The utility model provides a quick-operation joint, includes four-way pipe joint body (1), protection casing (3), screw thread post (5), its characterized in that: the four-way pipe connector comprises a four-way pipe connector body (1), wherein a gas pipe body (2) is spliced at four interfaces of the four-way pipe connector body (1), a protective cover (3) covers the outer portion of the four-way pipe connector body (1), four bent corners of the four-way pipe connector body (1) are provided with fixing blocks (4), screw holes (41) are formed in the fixing blocks (4), inserting holes (31) are formed in the protective cover (3), threaded columns (5) penetrate through the inserting holes (31) and are in threaded connection with the screw holes (41), and column caps (51) are arranged at the outer side ends, located on the protective cover (3), of the threaded columns (.

2. A quick coupling according to claim 1, wherein: the number of the insertion holes (31) is four and is aligned with the screw hole (41).

3. A quick coupling according to claim 1, wherein: the outer wall of the protective cover (3) on the trachea body (2) is in a semi-arc structure, and a buffer cushion (6) is arranged on the wall surface of an inner groove of the semi-arc structure.

4. A quick coupling according to claim 1, wherein: the screw holes (41) vertically penetrate through the fixing block (4).

5. A quick coupling according to claim 1, wherein: the number of the fixed blocks (4) is four.

6. A quick coupling according to claim 1, wherein: the number of the protective covers (3) is two, and the protective covers are arranged up and down symmetrically by taking the transverse central axis of the four-way pipe joint body (1) as the center.