CN215215200U

CN215215200U - Locking pipe joint

Info

Publication number: CN215215200U
Application number: CN202121210251.4U
Authority: CN
Inventors: 聂香
Original assignee: Suzhou Youlineng Electric Technology Co ltd
Current assignee: Suzhou Youlineng Electric Technology Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-12-17
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses a locking coupling, including locking coupling subassembly, locking coupling subassembly is by the rubber bellows sheath, metal snap ring and nut are constituteed, the outer wall in the rubber bellows sheath is cup jointed in the activity of metal snap ring, the nut sets up in one side of metal snap ring, the opposite side of rubber bellows sheath is provided with the switching subassembly, the switching subassembly is including the switching body and water joint, the switching body sets up in the opposite side of rubber bellows sheath, water joint sets up in the inner chamber of the switching body, O type circle has been cup jointed in water joint's outer wall activity, O type circle adopts rubber, the ring channel has all been seted up to the inner chamber of metal snap ring and rubber bellows sheath. The utility model discloses a with the straining of metal snap ring in rubber bellows sheath department, increased the stretching resistance of bellows.

Description

Locking pipe joint

Technical Field

The utility model relates to a locking coupling field, in particular to locking coupling.

Background

The corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets along a folding and stretching direction, mainly comprises a metal corrugated pipe, a corrugated expansion joint, a corrugated heat exchange pipe, a diaphragm and diaphragm capsule, a metal hose and the like, is mainly applied to the effects of compensating the thermal deformation of a pipeline, damping, absorbing the settlement deformation of the pipeline and the like, is widely applied to the industries of petrifaction, instruments, spaceflight, chemical industry, electric power, cement, metallurgy and the like, and has irreplaceable effects in the fields of medium conveying, electric power threading, machine tools, household appliances and the like;

at present, RCS locking pipe joints are developed, the joint is mainly used for protecting corrugated pipes, but the tensile resistance of the joint is insufficient, when the joint is used in the rail transit industry, a subway train can generate a large instantaneous pulling force in the running and turning process, and if the pulling force of the joint is insufficient, the corrugated pipes are likely to be pulled out.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locking coupling to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the locking pipe joint comprises a locking pipe joint assembly, wherein the locking pipe joint assembly is composed of a rubber corrugated pipe sheath, a metal snap ring and a nut, the metal snap ring is movably sleeved on the outer wall of the rubber corrugated pipe sheath, the nut is arranged on one side of the metal snap ring, and the other side of the rubber corrugated pipe sheath is provided with a switching assembly.

Preferably, the switching assembly comprises a switching body and a waterproof connector, the switching body is arranged on the other side of the rubber corrugated pipe sheath, and the waterproof connector is arranged in an inner cavity of the switching body.

Preferably, the outer wall of the waterproof connector is movably sleeved with an O-shaped ring, and the O-shaped ring is made of rubber.

Preferably, the inner cavities of the metal snap ring and the rubber corrugated pipe sheath are provided with annular grooves.

The utility model discloses a technological effect and advantage:

(1) the utility model increases the tensile resistance of the corrugated pipe by fastening the metal snap ring at the rubber corrugated pipe sheath through the arranged screw cap, the metal snap ring, the rubber corrugated pipe sheath and the switching component;

(2) the utility model discloses a 0 type circle and the water joint that sets up, through at the waterproof joint of adaptor body side-mounting and O type circle, improve the waterproof performance of bellows joint department.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

In the figure: 1. a nut; 2. a metal snap ring; 3. a rubber corrugated pipe sheath; 4. a switching body; 5. an O-shaped ring; 6. a waterproof joint.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a locking pipe joint as shown in figure 1, including the locking pipe joint subassembly, the locking pipe joint subassembly comprises rubber bellows sheath 3, metal snap ring 2 and nut 1, the ring channel has all been seted up to the inner chamber of metal snap ring 2 and rubber bellows sheath 3, the activity of metal snap ring 2 cup joints the outer wall in rubber bellows sheath 3, nut 1 sets up in one side of metal snap ring 2, the opposite side of rubber bellows sheath 3 is provided with the switching subassembly, metal snap ring 2 can set up to two sets of semi-circular ring members, through splitting metal snap ring 2 into two sets of semi-circular ring members, can change after damaging one of the semi-circular ring members, thereby improve the practicality of metal snap ring 2 use;

the switching subassembly includes the switching body 4 and water joint 6, and the switching body 4 sets up in the opposite side of rubber bellows sheath 3, and water joint 6 sets up in the inner chamber of the switching body 4, and O type circle 5 has been cup jointed in the outer wall activity of water joint 6, and O type circle 5 adopts rubber, cup joints O type circle 5 in the

switching body

4 and 6 hookup location department of water joint, improves water joint 6's sealing performance.

The utility model discloses the theory of operation: the rubber corrugated pipe sheath 3 can pass through the arranged annular groove, the rubber corrugated pipe sheath 3 is movably clamped at the outer wall of the corrugated pipe to wrap the outer wall of the corrugated pipe, the adapter body 4 is sleeved at the outer wall of the corrugated pipe to enable the adapter body 4 to be arranged at the other side position of the rubber corrugated pipe sheath 3, the metal snap ring 2 is further clamped at the outer wall of the corrugated pipe through the annular groove, the inner wall of the metal snap ring 2 is sleeved at the outer wall of the rubber corrugated pipe sheath 3, the acting force of the adapter body 4 is given to enable the metal snap ring 2 and the rubber corrugated pipe sheath 3 to be sleeved in the inner cavity of the adapter body 4, the nut 1 is further sleeved at the outer wall of the corrugated pipe to enable the nut 1 to move to one side position of the metal snap ring 2, the metal snap ring 2 and the rubber corrugated pipe sheath 3 are locked in the inner cavity at one side of the adapter body 4 through the threaded connection of the nut 1 and the outer wall of the adapter body 4, and the waterproof joint 6 is further fixedly arranged at the inner cavity at the other side of the adapter body 4, the corrugated pipe joint can be waterproof.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Locking pipe connects, including locking pipe joint subassembly, its characterized in that, locking pipe joint subassembly comprises rubber bellows sheath (3), metal clasp (2) and nut (1), the outer wall in rubber bellows sheath (3) is cup jointed in metal clasp (2) activity, nut (1) sets up in one side of metal clasp (2), the opposite side of rubber bellows sheath (3) is provided with the switching subassembly.

2. The locking pipe joint according to claim 1, wherein the adapter assembly comprises an adapter body (4) and a waterproof joint (6), the adapter body (4) is arranged at the other side of the rubber corrugated pipe sheath (3), and the waterproof joint (6) is arranged in the inner cavity of the adapter body (4).

3. The locking pipe joint according to claim 2, wherein an O-shaped ring (5) is movably sleeved on the outer wall of the waterproof joint (6), and the O-shaped ring (5) is made of rubber.

4. The locking pipe joint as claimed in claim 1, wherein the inner cavities of the metal snap ring (2) and the rubber corrugated pipe sheath (3) are provided with annular grooves.