CN212643857U

CN212643857U - Novel quick connecting joint for cold drawn pipe

Info

Publication number: CN212643857U
Application number: CN201922467738.XU
Authority: CN
Inventors: 孟利平; 李小根
Original assignee: Yangzhou Yinhe Machinery Co ltd
Current assignee: Yangzhou Yinhe Machinery Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2021-03-02
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a novel cold drawn pipe quick connect joint, include: the connector comprises a connector body, an O-shaped sealing ring, a conical seat, a clamping ring, a control piece and a limiting pipe, wherein an opening is formed at one end of the connector body, a first convex ring and a second convex ring are arranged in the opening, and the first convex ring and the second convex ring are of step structures and are respectively supported on the O-shaped sealing ring and the conical seat; the conical seat is an annular body comprising a first end edge and a second end edge; the clamping ring comprises an annular base abutting against the second end edge, the inner edge of the annular base faces the inclined plane of the conical seat, and a plurality of inverted tooth sheets extend out in an inclined mode; the control piece comprises a sleeve, and a shoulder part with an outer inclined guide surface is protruded on the periphery of one end of the sleeve; spacing pipe is including the first mouth of pipe and the second mouth of pipe that switch on each other, and its inside is close to and is equipped with the flange in first mouth of pipe department for the control can wear the cover in spacing pipe through first mouth of pipe with the sleeve pipe, the utility model discloses simple structure has practiced thrift the material, the cost is reduced.

Description

Novel quick connecting joint for cold drawn pipe

Technical Field

The utility model relates to a cold drawn pipe apparatus for producing, in particular to cold drawn pipe joint.

Background

The existing pipe fitting joint mainly adopts threaded connection or cutting sleeve type connection, and mainly comprises a joint main body with a tubular structure, wherein the end part of the joint main body is provided with a joint part capable of being in threaded connection or a joint part connected with a cutting sleeve. The pipe fitting joint has the characteristics of simple structure and low manufacturing cost, but the disassembly and assembly operation is more complicated, and the pipe fitting joint is not suitable for the environment requiring frequent disassembly and assembly, so the improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel cold drawn pipe quick connect joint, its material saving, low cost.

The purpose of the utility model is realized like this: a novel cold drawn pipe quick connect coupling, comprising: the connector comprises a connector body, an O-shaped sealing ring, a conical seat, a clamping ring, a control piece and a limiting pipe, wherein an opening is formed at one end of the connector body, a first convex ring and a second convex ring are arranged in the opening, and the first convex ring and the second convex ring are of step structures and are respectively used for being supported on the O-shaped sealing ring and the conical seat; the conical seat is an annular body comprising a first end edge and a second end edge, the conical seat is placed after the O-shaped sealing ring is installed in the joint body, the first end edge is abutted against the second convex ring of the joint body, and the inner ring part of the conical seat is an inclined plane; the clamping ring comprises an annular base abutting against the second end edge, and the inner edge of the annular base faces the inclined plane of the conical seat and obliquely extends out of a plurality of inverted tooth sheets; the control piece comprises a sleeve, and a shoulder part with an outer inclined guide surface is protruded on the periphery of one end of the sleeve; the limiting pipe comprises a first pipe orifice and a second pipe orifice which are communicated with each other, and a blocking edge is arranged in the limiting pipe close to the first pipe orifice, so that the control piece can be sleeved in the limiting pipe through the first pipe orifice by a sleeve.

As a further limitation of the present invention, a plurality of teeth are formed on the outer ring portion of the conical seat.

As a further limitation of the present invention, the quick coupling adopts a one-way arrangement.

As a further limitation of the utility model, quick-operation joint adopts two-way setting, and the cooperation is equipped with a accuse water spare between two quick-operation joint, and with two quick-operation joint's joint body is connected, lets two quick-operation joint together accuse water spare forms the on-off valve.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses well awl seat, snap ring and spacing pipe are according to the preface to paste and lean on, and the cladding of each other, let the open-ended bore need not strengthen, still can provide smoothly awl seat, snap ring and spacing pipe are installed to practiced thrift the material, reduced manufacturing cost.

Drawings

Fig. 1 is a perspective combination view of the present invention.

Fig. 2 is an exploded perspective view of the present invention.

Fig. 3 is a sectional view of the present invention.

Fig. 4 is a usage state diagram of the pipe joint of the present invention.

Fig. 5 is an operation diagram for detaching the pipe fitting according to the present invention.

Fig. 6 is a diagram of another embodiment of the present invention.

Fig. 7 is a diagram of another embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the following specific embodiments.

A new quick coupling for cold drawn pipes, as shown in fig. 1-3, comprising: a joint body 10, an O-ring 20, a conical seat 30, a snap ring 40, a control element 50 and a limit tube 60, wherein an opening 11 is formed at one end of the joint body 10, a first convex ring 12 and a second convex ring 13 are arranged in the opening 11, the first convex ring 12 and the second convex ring 13 are of a step structure, so that the first convex ring 12 and the second convex ring 13 are respectively supported on the O-ring 20 and the conical seat 30, the conical seat 30 is an annular body comprising a first end edge 31 and a second end edge 32, the conical seat 30 is put in after the O-ring 20 is installed in the joint body 10, the first end edge 31 abuts against the second convex ring 13 of the joint body 10, the inner ring portion of the conical seat 30 is an inclined surface 33, the snap ring 40 comprises an annular base 41 abutting against the second end edge 32, a plurality of inverted tooth inserts 42 obliquely extend from the inner edge of the annular base 41 toward the inclined surface 33 of the conical seat 30, the control member 50 includes a sleeve 51, a shoulder 52 with an outer inclined guide surface is protruded from the periphery of one end of the sleeve 51, the limiting tube 60 includes a first tube opening 61 and a second tube opening 62 which are communicated with each other, a stop edge 63 is arranged at a position close to the first tube opening 61 inside, the control member 50 can be sleeved in the limiting tube 60 through the first tube opening 61 by the sleeve 51, the sleeve 51 can be prevented from separating from the second tube opening 62 of the limiting tube 60 after being sleeved by the stop edge 63 and the shoulder 52, and the sleeved body of the control member 50 and the limiting tube 60 is put into the connector body 10 from the first tube opening end by the opening 11 of the connector body, so that the annular base 41 of the snap ring 40 can be clamped between the second end 32 of the conical seat 30 and the first tube opening end of the limiting tube 60, and the second tube opening end of the limiting tube 60 can be pressed and fixed through the formation of the opening edge 14 of the connector body 10.

As shown in fig. 4, in practical use, the pipe fitting a is inserted from the sleeve 51 of the control member 50, and the inverted tooth piece 42 is engaged with the outer wall of the pipe fitting a, so that the retaining effect on the pipe fitting a can be generated; the sleeve 51 extending out of the second pipe opening end provides a pressing force to pull the shoulder 52 to translate toward the inverted tooth 42 and push the inverted tooth 42 to expand, so that the pipe fitting a can be rapidly disassembled as shown in fig. 5, and a quick joint structure of the pipe fitting a capable of being rapidly disassembled and assembled can be obtained.

As shown in fig. 6, the quick coupling can also be arranged in two directions to cooperate with a water control member 70 between the two quick couplings, and the coupling bodies 10 of the two quick couplings are connected, so that the two quick couplings and the water control member 70 can jointly form an on-off valve set for use.

The utility model provides a quick joint structure for pipe fittings, wherein, be formed with a plurality of dogteeth 34 on the outer ring portion of awl seat 30 as shown in figure 7.

It will be appreciated by persons skilled in the art that the above embodiments are illustrative and not restrictive. Different features which are present in different embodiments may be combined to advantage. Other variations to the disclosed embodiments can be understood and effected by those skilled in the art upon studying the drawings, the specification, and the claims. In the claims, the term "comprising" does not exclude other means or steps; the indefinite article "a" does not exclude a plurality; the terms "first" and "second" are used to denote a name and not to denote any particular order. Any reference signs in the claims shall not be construed as limiting the scope. The functions of the various parts appearing in the claims may be implemented by a single hardware or software module. The mere fact that certain measures are recited in mutually different dependent claims does not indicate that a combination of these measures cannot be used to advantage.

Claims

1. The utility model provides a novel cold drawn pipe quick connect coupling which characterized in that includes: the connector comprises a connector body, an O-shaped sealing ring, a conical seat, a clamping ring, a control piece and a limiting pipe, wherein an opening is formed at one end of the connector body, a first convex ring and a second convex ring are arranged in the opening, and the first convex ring and the second convex ring are of step structures and are respectively used for being supported on the O-shaped sealing ring and the conical seat; the conical seat is an annular body comprising a first end edge and a second end edge, the conical seat is placed after the O-shaped sealing ring is installed in the joint body, the first end edge is abutted against the second convex ring of the joint body, and the inner ring part of the conical seat is an inclined plane; the clamping ring comprises an annular base abutting against the second end edge, and the inner edge of the annular base faces the inclined plane of the conical seat and obliquely extends out of a plurality of inverted tooth sheets; the control piece comprises a sleeve, and a shoulder part with an outer inclined guide surface is protruded on the periphery of one end of the sleeve; the limiting pipe comprises a first pipe orifice and a second pipe orifice which are communicated with each other, and a blocking edge is arranged in the limiting pipe close to the first pipe orifice, so that the control piece can be sleeved in the limiting pipe through the first pipe orifice by a sleeve.

2. The quick connect coupling of claim 1, wherein the outer ring of the conical seat has a plurality of teeth formed thereon.

3. The quick connect coupling of claim 1, wherein said quick connect coupling is unidirectional.

4. The quick connecting joint for cold drawn pipe as claimed in claim 1, wherein the quick connecting joint is arranged in two directions, a water controlling member is fitted between the two quick connecting joints and connected to the joint bodies of the two quick connecting joints, so that the two quick connecting joints and the water controlling member form an open/close valve.