CN212377533U

CN212377533U - Water supply PE pipeline connecting structure

Info

Publication number: CN212377533U
Application number: CN202021124344.0U
Authority: CN
Inventors: 黄伟斌
Original assignee: Guangxi Guosu Pipe Industry Group Co ltd
Current assignee: Guangxi Guosu Pipe Industry Group Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-01-19
Anticipated expiration: 2030-06-17

Abstract

The utility model discloses a water supply PE pipeline connecting structure, which comprises an interface and a clapboard, wherein the interface consists of an external interface and an internal interface, and one end of the external interface and one end of the internal interface are connected with the clapboard; a sealing assembly is arranged on the side surface of the external interface, wherein the sealing assembly comprises a first sealing ring, a buckle arranged outside the first sealing ring and a connecting piece which penetrates through the first sealing ring along the axial direction of the external interface; the sealing component is tightly connected with the external interface through a connecting piece; and a second sealing ring is arranged on the outer surface of the inner joint. This neotype PE pipeline connection structure uses through the cooperation of seal assembly with the second sealing washer, has improved the sealing performance in the use, effectively avoids the interface to leak.

Description

Water supply PE pipeline connecting structure

Technical Field

The utility model belongs to the technical field of the pipe joint, concretely relates to water supply PE pipeline connection structure.

Background

PE (polyethylene) material is widely applied to the field of water supply pipe manufacturing due to the characteristics of high strength, high temperature resistance, corrosion resistance, no toxicity and the like. Two pipelines are connected through a connecting structure, the traditional connection between the socket type PE water supply pipes has poor sealing performance, water leakage can occur in the using process, and unnecessary waste of water resources is caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a water supply PE pipeline connection structure to improve the leakproofness of joint and pipeline, avoid the problem of leaking.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a water supply PE pipeline connecting structure comprises an interface (1) and a partition plate (2), wherein the interface (1) consists of an outer interface (4) and an inner interface (5), and one ends of the outer interface (4) and the inner interface (5) are connected with the partition plate (2); a sealing assembly (3) is arranged on the side surface of the outer interface (4), and the sealing assembly (3) comprises a first sealing ring (32), a buckle (31) arranged outside the first sealing ring (32) and a connecting piece (33) penetrating through the first sealing ring (32) along the axial direction of the outer interface (4); the sealing component (3) is tightly connected with the outer interface (4) through a connecting piece (33). When being connected with the water pipe, insert the water pipe in the clearance between external connection mouth and the interior interface, then screw up screw and nut on the buckle, thereby the sealed of interface is realized to first sealing washer among the seal assembly can extrude the outer pipe wall of water pipe.

Furthermore, one side of the first sealing ring (32) close to the inner joint (5) is arc-shaped. The arc design facilitates close fitting with the connected pipe wall.

Further, the sealing assemblies (3) are arranged on one side of the partition plate (2) in 1-3 groups. The sealing assemblies are arranged to achieve a better sealing effect when used together.

Further, a second sealing ring (6) is arranged on the outer surface of the inner joint (5). Through the use of first sealing washer and second sealing washer, when connecting the water pipe, screw up the buckle, thereby first sealing washer and second sealing washer realize the sealed of interface to water pipe outer wall and inner wall pressure respectively.

Furthermore, one side of the second sealing ring (6) close to the first sealing ring (32) is arc-shaped. The arc design facilitates close fitting with the connected pipe wall.

Furthermore, the second sealing rings (6) and the first sealing rings (32) are circular rings which are the same in number and width. The quantity is consistent with the width, so that the inner wall and the outer wall of the connected water pipe are pressed uniformly.

Furthermore, the circle centers of the second sealing ring (6) and the first sealing ring (32) are the same. The second sealing ring and the first sealing ring are concentric circles, so that the second sealing ring and the first sealing ring are arranged in the same radial direction, and the sealing function can be better played.

Furthermore, the connecting piece (33) is arranged around the outer interface (4) and is arc-shaped. The connecting piece is the arc and is convenient for have better compressive capacity when the buckle is screwed up, prevents the fracture.

Furthermore, the connecting piece (33) is composed of an outer connecting piece (331) and an inner connecting piece (332) arranged on the inner side of the outer connecting piece (331), wherein one side of the arc-shaped bulge of the outer connecting piece (331) faces inwards, and one side of the arc-shaped bulge of the inner connecting piece (332) faces outwards. The outer connecting member (331) is connected to the arc-shaped portion of the inner connecting member (332). The connecting piece is divided into an inner part and an outer part, when the buckle is screwed down, the outer connecting piece bears the pressure of the buckle, the inner connecting piece can play a role in supporting to decompose the pressure borne by the outer connecting piece, and the compression resistance is improved.

Further, when the buckle (31) is in an unthreading state, the minimum gap between the second sealing ring (6) and the first sealing ring (32) is 1-5 mm. Minimum clearance between the two can make the pipeline of connecting insert can, when the buckle was screwed up, make first sealing washer (32) and second sealing washer (6) extrusion pipe wall, ensure sealed effect.

The sealing ring used above can be made of rubber, silica gel and the like. The connecting member may be made of plastic or rubber having elasticity.

The outer interface, the inner interface, the partition plate, the connecting piece and the first sealing ring are integrally manufactured.

The utility model has the advantages that: this neotype PE pipeline connection structure uses through the cooperation of seal assembly with the second sealing washer, has improved the sealing performance in the use, has effectively avoided the phenomenon of leaking of interface, has prolonged connection structure's life.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a sectional view of the present invention.

Fig. 3 is a schematic structural view of the sealing assembly.

Fig. 4 is a schematic structural diagram of the connector and the external interface.

Reference numerals: 1-interface, 2-baffle, 3-sealing component, 31-buckle, 32-first sealing ring, 33-connecting piece, 331-outer connecting piece, 332-inner connecting piece, 4-outer interface, 5-inner interface and 6-second sealing ring.

Detailed Description

In order to facilitate a better understanding of the invention, the following examples are given with reference to the accompanying drawings, which belong to the scope of protection of the invention, but do not limit the scope of protection of the invention.

Examples

A water supply PE pipeline connecting structure is shown in figure 1 and comprises an interface 1 and a partition plate 2, wherein the interface 1 consists of an external interface 4 and an internal interface 5, and one end of the external interface 4 and one end of the internal interface 5 are connected with the partition plate 2; the side surface of the outer interface 4 is provided with a sealing assembly 3, wherein the sealing assembly 3 comprises a first sealing ring 32, a buckle 31 arranged outside the first sealing ring 32 and a connecting piece 33 which penetrates through the first sealing ring 32 along the axial direction of the outer interface 4; the sealing assembly 3 is tightly connected with the outer interface 4 through a connecting piece 33. The sealing assemblies 3 are arranged on one side of the partition plate 2 in 1-3 groups.

As shown in fig. 2, the side of the first sealing ring 32 adjacent to the inner joint 5 is curved. A second sealing ring 6 is arranged on the outer surface of the inner joint 5. The side of the second sealing ring 6 close to the first sealing ring 32 is arc-shaped. The second seal rings 6 are circular rings having the same number and the same width as the first seal rings 32. The second seal ring 6 has the same center as the first seal ring 32. When the buckle 31 is in an unthreading state, the minimum clearance between the second sealing ring 6 and the first sealing ring 32 is 1-5mm, so that the pipeline can be conveniently inserted.

As shown in fig. 3, the connector 33 is disposed around the outer joint 4 in an arc shape. The buckle is screwed by a screw and a nut.

As shown in fig. 4, the connecting member 33 is composed of an outer connecting member 331 and an inner connecting member 332 disposed inside the outer connecting member 331, wherein one side of the arc-shaped protrusion of the outer connecting member 331 faces inward and one side of the arc-shaped protrusion of the inner connecting member 332 faces outward. The outer connecting member 331 is connected to the arc portion of the inner connecting member 332.

The use principle is as follows: the utility model discloses a combined action of seal assembly and second sealing washer realizes the sealed of interface, because the connecting piece has elasticity when screwing up the buckle, can extrude first sealing washer, thereby the outer pipe wall of extrusion pipeline is removed towards interior interface direction, thereby the interior pipe wall of pipeline also closely laminates with the second sealing washer and realizes sealed effect under the exogenic action.

The specific use method comprises the following steps: when the pipeline is connected with this neotype connection structure, insert the pipeline in the clearance that external tapping, inner joint and baffle are constituteed, then screw up the buckle, make pipeline and connection structure sealed, prevent to leak, avoid the waste of water resource.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A water supply PE pipeline connecting structure comprises an interface (1) and a partition plate (2), and is characterized in that the interface (1) consists of an outer interface (4) and an inner interface (5), and one ends of the outer interface (4) and the inner interface (5) are connected with the partition plate (2); a sealing assembly (3) is arranged on the side surface of the outer interface (4), and the sealing assembly (3) comprises a first sealing ring (32), a buckle (31) arranged outside the first sealing ring (32) and a connecting piece (33) penetrating through the first sealing ring (32) along the axial direction of the outer interface (4); the sealing component (3) is tightly connected with the outer interface (4) through a connecting piece (33).

2. A feed water PE pipe connection according to claim 1, characterised in that the side of the first sealing ring (32) adjacent to the inner joint (5) is curved.

3. The feed water PE pipe connection according to claim 1, characterized in that the sealing assemblies (3) are arranged in 1-3 groups on one side of the partition (2).

4. A feed water PE pipe connection according to claim 1, characterized in that a second sealing ring (6) is provided on the outer surface of the inner joint (5).

5. The feed water PE pipe connection structure according to claim 4, wherein the side of the second seal ring (6) close to the first seal ring (32) is arc-shaped.

6. The feed water PE pipe connection structure according to claim 4 or 5, wherein the second seal rings (6) and the first seal rings (32) are provided in the same number and the same width.

7. The feed water PE pipe connection structure according to claim 6, wherein the second seal ring (6) and the first seal ring (32) have the same center.

8. The water supply PE pipe connection structure according to claim 1, wherein the connection member (33) is provided around the outer joint (4) in an arc shape.

9. The water supply PE pipe connection structure according to claim 8, wherein the connection member (33) is composed of an outer connection member (331) and an inner connection member (332) provided inside the outer connection member (331), wherein the outer connection member (331) has an arc-shaped convex side facing inward and the inner connection member (332) has an arc-shaped convex side facing outward.