CN218818121U

CN218818121U - Water pump sealing element

Info

Publication number: CN218818121U
Application number: CN202222989025.1U
Authority: CN
Inventors: 肖峰; 杨骏; 朱剑飞
Original assignee: Ningguo Outai Rubber & Plastic Products Co ltd
Current assignee: Ningguo Outai Rubber & Plastic Products Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-04-07
Anticipated expiration: 2032-11-10

Abstract

The utility model provides a pair of water pump seal spare relates to sealing member technical field, and traditional water pump seal spare has the not enough easy wearing and tearing of intensity and the problem of easy deformation, including fixed inner circle, fixed inner circle set up in fixed outer lane, fixed outer lane in still be equipped with movable inner circle, movable inner circle with fixed inner circle between still be equipped with wear-resisting circle, fixed inner circle with movable inner circle be equipped with stop device and easy to assemble fixed, fixed inner circle with activity inner circle be equipped with outward fixed outer lane come the restriction, improved stability and life in the installation use.

Description

Water pump sealing element

Technical Field

The utility model belongs to the technical field of the sealing member, in particular to water pump sealing member.

Background

The water pump sealing element is a small component for increasing the sealing property at the joint of a water pump and a pipeline, the traditional sealing element is a simple annular rubber sheet, the sealing effect of the annular rubber sheet is poor, the annular rubber sheet is stressed and easily misplaced in the installation process, the sealing element with a limiting device appears on the market, and the problem that the sealing element is not high in strength and easy to wear and deform exists in the working environment with high strength.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a water pump seal spare to solve the above-mentioned technical problem who exists among the prior art.

According to the above-mentioned purpose, the basic technical scheme of the utility model is: the wear-resistant bearing comprises a fixed inner ring, a fixed outer ring is arranged outside the fixed inner ring, a movable inner ring is further arranged in the fixed outer ring, and a wear-resistant ring is further arranged between the movable inner ring and the fixed inner ring.

Furthermore, the movable inner ring and the fixed inner ring are circular, a through hole is formed in the middle of the movable inner ring and the fixed inner ring, a limiting device is arranged on the top surface of the movable inner ring, and a limiting device is arranged on the bottom surface of the fixed inner ring.

Furthermore, the limiting device of the movable inner ring is a groove on the movable inner ring.

Furthermore, the movable inner ring and the fixed inner ring have the same shape.

Furthermore, the movable inner ring and the fixed inner ring are made of rubber.

Furthermore, the fixed outer ring is circular, a through hole is formed in the middle of the fixed outer ring, and the diameter of the through hole is larger than the outer diameters of the movable inner ring and the fixed inner ring.

Furthermore, the wear-resistant ring is circular, a through hole is formed in the middle of the wear-resistant ring, and the wear-resistant ring is provided with a round angle.

Further, the fixed outer ring and the wear-resistant ring are made of metal.

Compared with the prior art, the utility model discloses an advantage and beneficial effect:

1. the sealing element of the utility model is arranged into a fixed part and a movable part, which are respectively provided with a limiting device, and a smooth metal wear-resisting ring is arranged in the middle, so that the service life of the sealing element of the water pump is prolonged in use;

2. the utility model discloses set up fixed outer lane and come the position of restriction fixed inner circle and activity inner circle, improved the stability in the installation use.

3. The fixed inner ring and the movable inner ring are provided with limiting devices, and are fixed through the limiting devices, so that the installation is convenient, and the stability is improved.

Drawings

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

FIG. 2 is an enlarged schematic view of FIG. 1 at A;

FIG. 3 is a schematic perspective view of the product of the present invention;

FIG. 4 is a schematic view of the top view of the movable inner ring of the present invention;

FIG. 5 is a schematic top view of the wear-resistant ring of the present invention;

in the figure: 1. a movable inner ring; 2. fixing the outer ring; 3. wear-resistant rings; 4. and fixing the inner ring.

Detailed Description

Combine fig. 1 to 5, do the utility model discloses product embodiment structural schematic diagram, this water pump seal spare include fixed inner circle 4, fixed inner circle 4 have fixed outer lane 2 outward, fixed outer lane 2 in still be equipped with activity inner circle 1, activity inner circle 1 with fixed inner circle 4 between still be equipped with wear-resisting circle 3, activity inner circle 1 be circular, be equipped with the through-hole in the middle of it, the top surface of activity inner circle 1 on be equipped with stop device, activity inner circle 1 stop device do the activity inner circle 1 on recess 5, activity inner circle 1 the same with fixed inner circle 4 shape, activity inner circle 1 and fixed inner circle 4 the material be rubber, fixed outer lane 2 be circular, be equipped with the through-hole in the middle of it, the through-hole diameter be greater than activity inner circle 1 and fixed inner circle 4's external diameter, wear-resisting circle 3 be circular, be equipped with the through-hole in the middle of it, wear-resisting circle 3 be equipped with the fillet, fixed outer lane 2 and wear-resisting circle 3 the material be metal.

During installation, the fixed inner ring 4 and the fixed outer ring 2 are fixed in a groove on a water pump, the fixed inner ring 4 is provided with the wear-resistant ring 3 coated with lubricating grease, the movable inner ring 1 is fixed on a pipeline, the pipeline is installed on the water pump through threads, the movable inner ring 1 contacts with the wear-resistant ring 3 to be mutually rubbed and extruded, the surface of the wear-resistant ring is smooth and provided with the lubricating grease, the mutual friction resistance of the movable inner ring 1 and the wear-resistant ring 3 is very small and cannot be worn, and in the installation process, the movable inner ring 1 and the fixed inner ring 4 are stressed to deform and the deformation is fixed in the fixed outer ring 2, so that the deviation cannot occur in the installation process.

The particular embodiments described herein are illustrative only, as various modifications, additions and substitutions may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although used more herein: 1. a movable inner ring; 2. fixing the outer ring; 3. wear-resistant rings; 4. fixing the inner ring, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

The above is an introduction to the water pump sealing element provided by the present invention, and the principle and the implementation of the present invention are explained by applying the specific preferred embodiment in the introduction, and these embodiments are only used to help understanding the principle and the core idea of the present invention, and it should be noted that, for those skilled in the art, the embodiments in the above embodiments can be further combined or replaced without departing from the design idea of the present invention, and a plurality of improvements and modifications can be made to the present invention, and these improvements and modifications also fall into the protection scope of the claims of the present invention.

Claims

1. A water pump seal, including fixed inner circle (4), its characterized in that: the wear-resistant bearing is characterized in that a fixed outer ring (2) is arranged outside the fixed inner ring (4), a movable inner ring (1) is further arranged in the fixed outer ring (2), and a wear-resistant ring (3) is further arranged between the movable inner ring (1) and the fixed inner ring (4).

2. The water pump sealing element according to claim 1, wherein the movable inner ring (1) is circular, a through hole is formed in the middle of the movable inner ring, and a limiting device is arranged on the top surface of the movable inner ring (1).

3. The water pump sealing element according to claim 2, characterized in that the limiting device of the movable inner ring (1) is a groove on the movable inner ring (1).

4. The water pump seal according to claim 1, wherein the movable inner ring (1) and the fixed inner ring (4) are identical in shape.

5. The water pump seal according to claim 1, wherein the movable inner ring (1) and the fixed inner ring (4) are made of rubber.

6. The water pump sealing element according to claim 1, characterized in that the fixed outer ring (2) is circular, a through hole is arranged in the middle of the fixed outer ring, and the diameter of the through hole is larger than the outer diameters of the movable inner ring (1) and the fixed inner ring (4).

7. The water pump sealing element according to claim 1, characterized in that the wear-resistant ring (3) is circular, a through hole is arranged in the middle of the wear-resistant ring, and the wear-resistant ring (3) is provided with round corners.

8. The water pump seal according to claim 1, wherein the material of the fixed outer ring (2) and the wear-resistant ring (3) is metal.