CN210128148U

CN210128148U - Rubber seal ring for water supply pipeline

Info

Publication number: CN210128148U
Application number: CN201920863737.4U
Authority: CN
Inventors: 渠向江
Original assignee: Tianjin Jihua Rubber Product Co Ltd
Current assignee: Tianjin Jihua Rubber Product Co Ltd
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-03-06
Anticipated expiration: 2029-06-11

Abstract

The application discloses a rubber sealing ring for a water supply pipeline, which comprises a rubber ring body; a rubber ring clamping groove is formed in the bell mouth of the socket pipe; the rubber ring body is clamped and fixed in the rubber ring clamping groove; the inner ring surface of the rubber ring body is inclined inwards from the outer part to the inner part of the bellmouth to form a sealing inclined surface; a clamping convex ring is integrally arranged on one side of the outer ring surface of the rubber ring body, which is close to the outer part of the bellmouth; one end of the rubber ring body, which is far away from the outer part of the socket, is provided with a lip-shaped sealing end part; an elastic ring with a V-shaped section is arranged in the rubber ring body along the circumferential direction; the opening direction of the elastic ring is arranged towards the sealing end part; a plurality of resetting auxiliary mechanisms are arranged in the V-shaped clamp angle of the elastic ring; the reset auxiliary mechanism is uniformly arranged along the circumferential direction of the rubber ring body. The utility model discloses have elasticity and resume auxiliary function, life is longer, and is sealed effectual.

Description

Rubber seal ring for water supply pipeline

Technical Field

The application relates to the technical field of rubber accessories, especially, relate to a rubber seal for water supply pipe.

Background

The socket joint between the delivery pipe in the water supply network in city links up and all needs to be used sealedly, prevents the seepage that supplies water, generally all adopts rubber seal to seal, and the effect of antiseep is better. But rubber seal receives the extrusion force for a long time because of being in between the bellmouth and the socket of socket pipe, after the live time overlength, can produce unrecoverable deformation to weaken sealed effect, the phenomenon of leaking appears, because of the water supply network all arranges in the underground in city, the condition that the pipe network leaked appears, and the restoration treatment is very loaded down with trivial details, wastes time and energy.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defects or shortcomings in the prior art, it is desirable to provide a rubber sealing ring for water supply pipeline, which has an elastic recovery auxiliary function, a longer service life and a good sealing effect.

The utility model provides a rubber sealing ring for a water supply pipeline, which comprises a rubber ring body; a rubber ring clamping groove is formed in the bell mouth of the socket pipe; the rubber ring body is clamped and fixed in the rubber ring clamping groove; the inner ring surface of the rubber ring body is inclined inwards from the outer part to the inner part of the bellmouth to form a sealing inclined surface; a clamping convex ring is integrally arranged on one side of the outer ring surface of the rubber ring body, which is close to the outer part of the bellmouth; one end of the rubber ring body, which is far away from the outer part of the socket, is provided with a lip-shaped sealing end part;

an elastic ring with a V-shaped section is arranged in the rubber ring body along the circumferential direction; the opening direction of the elastic ring is arranged towards the sealing end part; a plurality of resetting auxiliary mechanisms are arranged in the V-shaped clamp angle of the elastic ring; a plurality of auxiliary mechanism that resets evenly set up along the hoop of rubber ring body.

Preferably, the auxiliary resetting mechanism comprises an accommodating cavity which is arranged in the rubber ring body and is positioned in a V-shaped included angle of the elastic ring; an auxiliary spring is arranged in the accommodating cavity; two ends of the auxiliary spring are respectively welded and fixed on two side walls in the V-shaped included angle of the elastic ring.

Preferably, the tip of the V-shaped included angle of the elastic ring is a circular arc chamfer.

Preferably, the elastic ring is made of elastic metal material.

Compared with the prior art, the beneficial effects of this application are: the rubber sealing ring for the water supply pipeline is provided with the rubber ring body, the elastic ring with the V-shaped cross section is arranged in the rubber ring body, after the spigot of the socket pipe is connected with the bell mouth for installation, the elastic ring is compressed while the rubber ring body is extruded, the compressed elastic ring plays an auxiliary role in expansion of the rubber ring body, the sealing effect is better, and the compressed elastic ring offsets the extrusion force of a part of the bell mouth and the spigot on the rubber ring body, so that the rubber ring body is not easy to generate irreversible deformation, and the service life is prolonged;

the elastic ring is also provided with a resetting auxiliary mechanism, and the resetting auxiliary mechanism can provide resetting auxiliary force for the elastic ring when the elastic ring is compressed, so that the effect of the elastic ring is enhanced;

the end face of the rubber ring body close to the water flow is a lip-shaped sealing end part, the sealing end part is opened more greatly when being subjected to water pressure, and is attached to the joint of the socket pipe more tightly, so that the sealing effect is better.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is a schematic structural view of a rubber sealing ring for a water supply pipeline before a socket pipe is connected and installed according to an embodiment of the present disclosure;

fig. 2 is a schematic structural view of a rubber sealing ring for a water supply pipeline after a socket pipe is installed in a connected manner according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural view of the rubber ring body;

fig. 4 is a schematic cross-sectional view taken along line a-a in fig. 3.

Reference numbers in the figures: 11. inserting a pipe; 12. a socket; 13. a socket; 14. a rubber ring body; 15. An elastic ring; 16. an auxiliary mechanism;

21. a rubber ring clamping groove;

41. sealing the inclined plane; 42. clamping the convex ring; 43. sealing the end;

51. a V-shaped included angle; 52. arc chamfering;

61. an accommodating chamber; 62. an auxiliary spring.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 4, an embodiment of the present application provides a rubber sealing ring for a water supply pipeline, including a rubber ring body 14; a rubber ring clamping groove 21 is arranged in the bell mouth 12 of the socket pipe 11; the rubber ring body 14 is clamped and fixed in the rubber ring clamping groove 21; the inner ring surface of the rubber ring body 14 is inclined inwards from the outer part to the inner part of the bell mouth 12 to form a sealing inclined surface 41, the spigot 13 of the socket pipe 11 extends into the bell mouth 12, the sealing inclined surface 41 is extruded to penetrate through the rubber ring body 14, and the rubber ring body 14 is extruded and deformed to expand a gap between the bell mouth 12 and the spigot 13; a clamping convex ring 42 is integrally arranged on one side of the outer annular surface of the rubber ring body 14 close to the outer part of the socket 12, so that the rubber ring body 14 is firmly and fixedly clamped in the rubber ring clamping groove 21; one end of the rubber ring body 14, which is far away from the outside of the socket 12, is provided with a lip-shaped sealing end part 43, and the sealing end part 43 is opened more when being subjected to the water pressure in the socket pipe 11, so that the sealing end part is attached to the joint of the socket pipe 11 more tightly, and the sealing effect is better;

an elastic ring 15 with a V-shaped section is arranged in the rubber ring body 14 along the circumferential direction; the opening direction of the elastic ring 15 is set toward the seal end 43; when the socket pipe 11 extrudes the rubber ring body 14, the elastic ring 15 is also compressed, the compressed elastic ring 15 plays an auxiliary role in expansion of the rubber ring body 14, so that the sealing effect is better, the compressed elastic ring 15 offsets the extrusion force of a part of the socket pipe 11 on the rubber ring body 14, the rubber ring body 14 is not easy to deform irreversibly, and the service life is prolonged. A plurality of resetting auxiliary mechanisms 16 are arranged in the V-shaped clamp angle 51 of the elastic ring 15; a plurality of auxiliary mechanisms 16 that reset evenly set up along the hoop of rubber ring body 14, auxiliary mechanisms 16 that reset can provide the auxiliary force that resets for elastic ring 15 under elastic ring 15 is compressed state, has strengthened the effect of elastic ring 15.

In a preferred embodiment, the return assist mechanism 16 includes a receiving cavity 61 disposed in the rubber ring body 14 within the V-clip corner 51 of the elastic ring 15; an auxiliary spring 62 is arranged in the accommodating cavity 61; two ends of the auxiliary spring 62 are respectively welded and fixed on two side walls in the V-shaped clip 51 of the elastic ring 15. In the compressed state of the elastic ring 15, the auxiliary spring 62 is compressed together, and the auxiliary spring 62 provides a supporting force for assisting the return of the elastic ring 15.

In a preferred embodiment, the tip of the V-shaped clip 15 of the resilient ring 15 is a rounded chamfer 52. So that the tip of the elastic ring 15 in the rubber ring body 14 is not easy to damage the rubber ring body 14.

In a preferred embodiment, the elastic ring 15 is made of elastic metal material, so that the service life is longer, and the elasticity is higher.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. A rubber sealing ring for a water supply pipeline is characterized by comprising a rubber ring body; a rubber ring clamping groove is formed in the bell mouth of the socket pipe; the rubber ring body is clamped and fixed in the rubber ring clamping groove; the inner ring surface of the rubber ring body is inclined inwards from the outer part to the inner part of the bellmouth to form a sealing inclined surface; a clamping convex ring is integrally arranged on one side, close to the outer part of the bellmouth, of the outer ring surface of the rubber ring body; one end of the rubber ring body, which is far away from the outer part of the socket, is provided with a lip-shaped sealing end part;

an elastic ring with a V-shaped section is arranged in the rubber ring body along the circumferential direction; the opening direction of the elastic ring is arranged towards the sealing end part; a plurality of resetting auxiliary mechanisms are arranged in the V-shaped clamp angle of the elastic ring; and the resetting auxiliary mechanisms are uniformly arranged along the circumferential direction of the rubber ring body.

2. The rubber sealing ring for the water supply pipeline according to claim 1, wherein the auxiliary resetting mechanism comprises an accommodating cavity which is arranged in the rubber ring body and is positioned in a V-shaped included angle of the elastic ring; an auxiliary spring is arranged in the accommodating cavity; and two ends of the auxiliary spring are respectively welded and fixed on two side walls in the V-shaped included angle of the elastic ring.

3. The rubber sealing ring for water supply pipes according to claim 2, wherein the V-shaped angle of the elastic ring has a rounded chamfer at its tip.

4. The rubber sealing ring for water supply pipes according to claim 3, wherein the elastic ring is made of an elastic metal material.