CN212868822U

CN212868822U - Quick connector with tightening structure for pipeline connection

Info

Publication number: CN212868822U
Application number: CN202021480830.6U
Authority: CN
Inventors: 陈利庆
Original assignee: Ningbo Aiyou Yilian Pipe Fittings Co ltd
Current assignee: Ningbo Aiyou Yilian Pipe Fittings Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-04-02
Anticipated expiration: 2030-07-24

Abstract

The utility model relates to a pipe connection technical field, concretely relates to quick connector is used in pipe connection with tightening structure, including pipeline, clamping jaw, coupling base, circular fixture block, sealing washer and coupling end cover, the outside cover of pipeline is equipped with the clamping jaw, and the outside cover of clamping jaw is equipped with the coupling base, the inner wall of coupling base is inserted and is equipped with circular fixture block, and one side of circular fixture block is inconsistent with one side of sealing washer, the inner wall of coupling base is inserted and is equipped with the coupling end cover. The utility model discloses an utilize the abundant laminating of clamping jaw and pipeline, one has realized increasing the contact surface with the pipeline, promotes and presss from both sides tight effect, and two come, promote the degree of adaptability with the pipeline, eliminate the excessive pressurization to the pipeline and cause the damage, and do benefit to the maintenance in later stage.

Description

Quick connector with tightening structure for pipeline connection

Technical Field

The utility model relates to a pipe connection technical field specifically is a quick connector for pipe connection with tightening structure.

Background

In the prior art, at present, most of sealing connection structures of pipe joints are connected by using threaded pipe fittings, sealing during butt joint is developed from earliest fibrilia winding and paint curing to current polyethylene strip material winding, or welding is suitable for non-galvanized steel pipes, and the sealing connection structures are mostly used for concealed pipelines and pipelines with larger diameters, and are more applied to high-rise buildings, and a hot melting device is adopted for hot melting connection in a connection method of PPR pipes.

Above-mentioned several kinds of connected modes, the operation is complicated relatively on the one hand, operation requirement to personnel is higher, and there is the improper condition that leads to sealed effect not good to exist, quick-operation joint also exists on the market, like patent number 2112271891.6, quick-operation coupling, during the connection, utilize clamping jaw shrink to press from both sides tight pipeline, realize the function that quick clamping connects, but because the pipeline outer wall is the arc surface, and traditional clamping jaw, single clamping jaw is the straight line with the contact surface of pipeline, one comes the area of contact little, it is unsatisfactory to press from both sides tight effect, two come straight line contact surface contact surfaces little, the atress pressure is big, damage to the pipeline is also great, be unfavorable for the change in later stage to maintain, for this we have proposed a quick connector for the pipe connection who has tightening structure and have solved above-mentioned.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick-operation joint for pipe connection with tightening structure to the tight effect of clamp that provides among the above-mentioned background is unsatisfactory and be unfavorable for the problem of the change maintenance in later stage of solving.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a quick-operation joint head is used in pipe connection with tightening structure, includes pipeline, clamping jaw, coupling base, circular fixture block, sealing washer and coupling end cover, the outside cover of pipeline is equipped with the clamping jaw, and the outside cover of clamping jaw is equipped with the coupling base, the inner wall of coupling base is inserted and is equipped with circular fixture block, and one side of circular fixture block is inconsistent with one side of sealing washer, the inner wall of coupling base is inserted and is equipped with the coupling end cover.

Preferably, a plurality of groups of clamping jaw components are arranged on one side of the clamping jaw at equal intervals, and the clamping jaw components are arc surfaces.

Preferably, the outer diameter of the clamping jaw is matched with the inner diameter of the pipe joint base, and the clamping jaw is inserted into the pipe joint base.

Preferably, the inner side of the pipe joint base is provided with threads, the outer side of the pipe joint end cover is provided with threads, the threads arranged on the inner side of the pipe joint base are matched with the threads arranged on the outer side of the pipe joint end cover, and the pipe joint base is meshed with the pipe joint end cover through the threads.

Preferably, the inner diameter of the circular fixture block is matched with the inner diameter of the pipe joint end cover, and the circular fixture block is inserted into the pipe joint end cover.

Preferably, the outer diameter of the sealing ring is matched with the inner diameter of the pipe joint end cover, and the sealing ring is inserted into the pipe joint end cover.

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

(1) by utilizing the full fit of the clamping jaw and the pipeline, the contact surface between the clamping jaw and the pipeline is increased, the clamping effect is improved, the degree of fit between the clamping jaw and the pipeline is improved, the damage caused by over pressurization on the pipeline is eliminated, and the later maintenance is facilitated;

(2) the structure of a single clamping jaw component of the clamping jaw adopts an arc surface, so that the clamping jaw can be fully attached to a pipeline, and the circular clamping block and the sealing ring are arranged inside the pipe joint end cover, so that the pipe joint base and the pipe joint end cover are more compact.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a schematic side view of a cross-sectional view of the clamping jaw and the pipe joint base structure of the present invention;

fig. 4 is a schematic front view section of the structure of the circular fixture block and the sealing ring of the present invention.

In the figure: 1. a pipeline; 2. a clamping jaw; 3. a pipe joint base; 4. a circular fixture block; 5. a seal ring; 6. and (4) a pipe joint end cover.

The specific implementation mode is as follows:

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.

Referring to fig. 1-4, the present invention provides an embodiment: a quick connector with a tightening structure for pipeline connection comprises a pipeline 1, clamping jaws 2, a pipe joint base 3, a circular fixture block 4, a sealing ring 5 and a pipe joint end cover 6, wherein the clamping jaws 2 are sleeved on the outer side of the pipeline 1, the pipe joint base 3 is sleeved on the outer side of the clamping jaws 2, the circular fixture block 4 is inserted into the inner wall of the pipe joint base 3, one side of the circular fixture block 4 is abutted to one side of the sealing ring 5, and the pipe joint end cover 6 is inserted into the inner wall of the pipe joint base 3;

furthermore, a plurality of groups of clamping jaw sub-pieces are arranged on one side of the clamping jaw 2 at equal intervals, and the clamping jaw sub-pieces adopt arc surfaces in structure, so that the clamping jaw 2 is fully attached to the pipeline 1;

furthermore, the outer diameter of the clamping jaw 2 is matched with the inner diameter of the pipe joint base 3, the clamping jaw 2 is inserted into the pipe joint base 3, and the structure is convenient for a plurality of groups of clamping jaw sub-pieces arranged on one side of the clamping jaw 2 to be clamped in the pipe joint base 3 for fixing by arranging the pipe joint base 3;

further, the inner side of the pipe joint base 3 is provided with threads, the outer side of the pipe joint end cover 6 is provided with threads, the threads arranged on the inner side of the pipe joint base 3 are matched with the threads arranged on the outer side of the pipe joint end cover 6, the pipe joint base 3 is meshed with the pipe joint end cover 6 through the threads, and the pipe joint base 3 and the pipe joint end cover 6 are fixed through the rotary meshing of the threads through the pipe joint end cover 6;

furthermore, the inner diameter of the circular fixture block 4 is matched with that of the pipe joint end cover 6, the circular fixture block 4 is inserted into the pipe joint end cover 6, and the structure prevents water from overflowing between the pipe joint base 3 and the pipe joint end cover 6 when in use by arranging the sealing ring 5;

furthermore, the outer diameter of the sealing ring 5 is matched with the inner diameter of the pipe joint end cover 6, the sealing ring 5 is inserted into the pipe joint end cover 6, and the structure enables the space between the pipe joint base 3 and the pipe joint end cover 6 to be more compact by arranging the circular clamping block 4.

The working principle is as follows: when a user needs a quick connector with a tightening structure for pipeline connection, a pipeline 1 is inserted into the clamping jaw 2, the clamping jaw 2 is inserted into the pipe joint base 3, the contact surface with the pipeline 1 is increased by fully fitting the clamping jaw 2 with the pipeline 1, the clamping effect is improved, the matching degree with the pipeline 1 is improved, the damage caused by over-pressurization to the pipeline 1 is eliminated, and is beneficial to the later maintenance, the sealing ring 5 is inserted in the pipe joint end cover 6, one side of the round fixture block 4 is pressed against one side of the sealing ring 5, the pipe joint base 3 and the pipe joint end cover 6 are engaged and rotated through threads to be combined, set up inside pipe joint end cover 6 through circular fixture block 4 and sealing washer 5, make between pipe joint base 3 and the pipe joint end cover 6 compacter, do above the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a quick-operation joint is used in pipe connection with tightening structure, includes pipeline (1), clamping jaw (2), coupling base (3), circular fixture block (4), sealing washer (5) and coupling end cover (6), its characterized in that: the outer side cover of pipeline (1) is equipped with clamping jaw (2), and the outer side cover of clamping jaw (2) is equipped with coupling base (3), the inner wall of coupling base (3) is inserted and is equipped with circular fixture block (4), and one side of circular fixture block (4) is inconsistent with one side of sealing washer (5), the inner wall of coupling base (3) is inserted and is equipped with coupling end cover (6).

2. The quick connector for pipe connection having a tightening structure according to claim 1, wherein: a plurality of groups of clamping jaw components are arranged on one side of the clamping jaw (2) at equal intervals, and the clamping jaw components are arc surfaces.

3. The quick connector for pipe connection having a tightening structure according to claim 1, wherein: the outer diameter of the clamping jaw (2) is matched with the inner diameter of the pipe joint base (3), and the clamping jaw (2) is inserted into the pipe joint base (3).

4. The quick connector for pipe connection having a tightening structure according to claim 1, wherein: the inner side of the pipe joint base (3) is provided with threads, the outer side of the pipe joint end cover (6) is provided with threads, the threads arranged on the inner side of the pipe joint base (3) are matched with the threads arranged on the outer side of the pipe joint end cover (6), and the pipe joint base (3) is meshed with the pipe joint end cover (6) through the threads.

5. The quick connector for pipe connection having a tightening structure according to claim 1, wherein: the inner diameter of the circular fixture block (4) is matched with the inner diameter of the pipe joint end cover (6), and the circular fixture block (4) is inserted into the pipe joint end cover (6).

6. The quick connector for pipe connection having a tightening structure according to claim 1, wherein: the outer diameter of the sealing ring (5) is matched with the inner diameter of the pipe joint end cover (6), and the sealing ring (5) is inserted into the pipe joint end cover (6).