CN221591203U

CN221591203U - Cover body of pressure regulating tank of water pump

Info

Publication number: CN221591203U
Application number: CN202420069936.9U
Authority: CN
Inventors: 刘学稳; 章文清
Original assignee: Zhejiang Hongxin Seal Co ltd
Current assignee: Zhejiang Hongxin Seal Co ltd
Priority date: 2024-01-11
Filing date: 2024-01-11
Publication date: 2024-08-23
Anticipated expiration: 2034-01-11

Abstract

The utility model provides a cover body of a water pump pressure regulating tank, and belongs to the technical field of machinery. The water pump pressure regulating tank solves the problems of poor bearing capacity, poor compression resistance and short service life of the cover body of the existing water pump pressure regulating tank. The cover body of the water pump pressure regulating tank comprises a disc-shaped body, wherein the middle part of the body is provided with a cylindrical connecting end, the connecting end and the body are coaxially arranged, a connecting joint made of a metal material is embedded in the connecting end, the connecting joint and the connecting end are coaxially arranged, and the body is an arc-shaped surface with the middle part recessed inwards. The cover body of the pressure regulating tank of the water pump has the advantages of good bearing capacity, good compression resistance and long service life.

Description

Cover body of pressure regulating tank of water pump

Technical Field

The utility model belongs to the technical field of machinery, and relates to a cover body, in particular to a cover body of a pressure regulating tank of a water pump.

Background

The pressure regulating tank, which can also be called as a pressure tank, is used in a closed water circulation system, plays a role in balancing water quantity and pressure, and avoids frequent opening of a safety valve and frequent water supplement of an automatic water supplementing valve. The pressure regulating tank has the functions of holding expansion water and water replenishing tank, and consists of tank, air bag, water inlet/outlet and air replenishing port. The tank body is generally made of carbon steel, and an antirust baking paint layer is arranged outside the tank body. The air bag is an integral air bag, and water only enters the air bag when in operation and is not contacted with the shell. The tank body wall of carbon steel material is thinner, welds after the capping and seals, because the inside high atmospheric pressure of tank body causes the phenomenon that leaks gas to appear in the welding position between tank body and the closing cap easily for the inside pressure of overhead tank drops, and balanced water yield and pressure's effect drops, still can cause the water pump to frequently start and stop, makes the operation of water pump receive the interference, still can influence the life of water pump when serious.

The novel pressure tank (application number: 202111553959. X) comprises a tank body and a tank cover fixedly arranged at the opening of the tank body, wherein a leather bag is arranged in the tank body and divides the tank body into an air cavity and a liquid cavity, a water receiving port is arranged on the tank cover and penetrates through the outside and the liquid cavity, an air inlet is arranged on the tank body and penetrates through the outside and the air cavity, the edge of the opening of the leather bag is clamped between the tank body and the tank cover, a limit sealing ring is arranged between the edge of the opening of the leather bag and the tank cover, and the edge of the opening of the leather bag is tightly pressed at the opening of the tank body by the limit sealing ring. However, the end face of the tank cover of the pressure tank is plane, so that the pressure tank has poor bearing capacity, poor compression resistance and short service life.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a cover body of a water pump pressure regulating tank, which has good bearing capacity, good compression resistance and long service life.

The aim of the utility model can be achieved by the following technical scheme: the cover body of the water pump pressure regulating tank comprises a disc-shaped body, wherein the middle part of the body is provided with a cylindrical connecting end, the connecting end and the body are coaxially arranged, and the water pump pressure regulating tank is characterized in that a connecting joint made of a metal material is embedded in the connecting end, the connecting joint and the connecting end are coaxially arranged, and the body is an arc-shaped surface with the middle part recessed inwards.

The middle part of the pump body is an arc surface which is concave inwards, so that the bearing capacity and the compression resistance of the body can be improved, the practical service life of the cover body is prolonged, and the connecting end is embedded with the connecting joint made of metal materials, so that the cover body has the advantages of reliable connection and long service life.

In the cover body of the water pump pressure regulating tank, the outer side wall of the inner end of the connecting joint is uniformly provided with a plurality of anti-rotation convex bodies, and the number of the anti-rotation convex bodies is 2-8 and is uniformly arranged by taking the axis of the connecting joint as the center. Through setting up foretell anti-rotation convex body, improved the firm in connection of attach fitting and body to life has been improved.

In the cover body of the water pump pressure regulating tank, the inner ends of the anti-rotation convex bodies are provided with convex heads. The inner end of the anti-rotation convex body is provided with a convex part, so that the connection joint can be prevented from falling off from the body, and the service life is prolonged.

In the cover body of the water pump pressure regulating tank, the outer end face of the body is provided with a plurality of strip-shaped reinforcing ribs, and the reinforcing ribs are uniformly arranged by taking the axis of the connecting end as the center. By arranging the reinforcing ribs, the strength of the body is improved, and thus the compression resistance of the body is improved.

In the cover body of the water pump pressure regulating tank, the inner end surface of the body is provided with a convex ring coaxially arranged with the connecting end.

In the cover body of the water pump pressure regulating tank, the inner end surface of the body is provided with the second reinforcing rib, the second reinforcing rib is annularly arranged on the outer side of the convex ring, and the inner end of the second reinforcing rib is connected with the convex ring. By adopting the arrangement, the device has the advantage of high structural strength.

In the cover body of the water pump pressure regulating tank, the outer side wall of the body is a conical surface. The lateral wall of body is the toper face, has the advantage that the leakproofness is good when body and casing are connected.

In the cover body of the water pump pressure regulating tank, the outer side wall of the connecting end is provided with an annular groove, the annular groove and the connecting end are coaxially arranged, and a sealing ring is arranged in the annular groove. By arranging the sealing ring, the sealing device has the advantage of good sealing effect.

Compared with the prior art, the cover body of the water pump pressure regulating tank has the following advantages:

1. The middle part of the pump body is an arc surface which is concave inwards, so that the bearing capacity and the compression resistance of the body are improved, and the practical service life of the cover body is prolonged;

2. The connecting joint made of metal material is embedded in the connecting end, so that the connecting device has the advantages of reliable connection and long service life;

3. by arranging the anti-rotation convex body, the connection firmness of the connecting joint and the body is improved, so that the service life is prolonged;

4. The outer terminal surface of body is equipped with a plurality of banding strengthening ribs, and the strengthening rib uses the axis of link to set up as the center evenly to the intensity of body has been improved to the compressive capacity of body has been improved.

Drawings

Fig. 1 is a schematic perspective view of the pressure regulating tank of the water pump.

Fig. 2 is a perspective view of a lid of the pressure regulating tank of the water pump.

Fig. 3 is a schematic plan view of the lid of the pressure regulating tank of the water pump.

Fig. 4 is a schematic cross-sectional view of the lid of the present water pump pressure regulating tank.

In the figure, 1, a body; 2. a connection end; 3. a connection joint; 4. an arc surface; 5. an anti-rotation convex body; 6. a male part; 7. reinforcing ribs; 8. a convex ring; 9. a second reinforcing rib; 10. a conical surface; 11. an annular groove; 12. a seal ring; 13. a tank body.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1 to 4, the cover body of the pressure regulating tank of the water pump comprises a disc-shaped body 1, wherein a cylindrical connecting end 2 is arranged in the middle of the body 1, the connecting end 2 and the body 1 are coaxially arranged, a connecting joint 3 made of a metal material is embedded in the connecting end 2, the connecting joint 3 and the connecting end 2 are coaxially arranged, and the body 1 is an arc-shaped surface 4 with the middle recessed inwards. The outer side wall of the inner end of the connecting joint 3 is uniformly provided with a plurality of anti-rotation convex bodies 5, and the number of the anti-rotation convex bodies 5 is 2-8 and is uniformly arranged by taking the axis of the connecting joint 3 as the center. The outer ends of the anti-rotation convex bodies 5 are provided with convex head parts 6.

The outer terminal surface of body 1 is equipped with a plurality of banding strengthening ribs 7, and strengthening rib 7 uses the axis of link 2 to set up as the center evenly, has improved the intensity of body 1 to the compressive capacity of body 1 has been improved.

The inner end surface of the body 1 is provided with a convex ring 8 coaxially arranged with the connecting end 2. The inner end face of the body 1 is provided with a second reinforcing rib 9, the second reinforcing rib 9 is annularly arranged on the outer side of the convex ring 8, and the inner end of the second reinforcing rib 9 is connected with the convex ring 8, so that the structure has the advantage of high structural strength. The outer side wall of the body 1 is a conical surface 10, so that the body 1 has the advantage of good sealing performance when being connected with the tank 13.

The outer side wall of the connecting end 2 is provided with an annular groove 11, the annular groove 11 and the connecting end 2 are coaxially arranged, and a sealing ring 12 is arranged in the annular groove 11, so that the sealing effect is good.

Because the middle part of the pump body is the arc surface 4 which is concave towards the inner side, the bearing capacity and the compression resistance of the body 1 can be improved, the practical service life of the cover body is prolonged, and the connecting joint 3 made of metal materials is embedded in the connecting end 2, so that the connecting device has the advantages of reliable connection and long service life. By arranging the anti-rotation convex body 5, the connection firmness of the connecting joint 3 and the body 1 is improved, and the service life is prolonged. The outer end of the anti-rotation convex body 5 is provided with a convex part 6, so that the connection joint 3 can be prevented from falling off from the body 1, and the service life is prolonged.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although the terms of the body 1, the connection end 2, the connection joint 3, the arc-shaped surface 4, the rotation preventing protrusion 5, the protrusion head 6, the reinforcing rib 7, the protrusion ring 8, the reinforcing rib two 9, the conical surface 10, the annular groove 11, the sealing ring 12, the can 13, the air bag and the like are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims

1. The cover body of water pump pressure regulating jar, including discoid body (1), the middle part of body (1) have tubular link (2), link (2) with body (1) coaxial setting, its characterized in that, link (2) embedded connect (3) that adopt metal material to make, connect (3) with link (2) coaxial setting, body (1) be middle part toward inside sunken arcwall face (4).

2. The cover body of the water pump pressure regulating tank according to claim 1, wherein the outer side wall of the inner end of the connecting joint (3) is uniformly provided with a plurality of anti-rotation convex bodies (5), the number of the anti-rotation convex bodies (5) is 2-8, and the anti-rotation convex bodies are uniformly arranged by taking the axis of the connecting joint (3) as the center.

3. The cover body of the water pump pressure regulating tank according to claim 2, wherein the outer ends of the anti-rotation convex bodies (5) are provided with convex head parts (6).

4. A cover body of a pressure regulating tank of a water pump according to claim 1, 2 or 3, characterized in that the outer end surface of the body (1) is provided with a plurality of strip-shaped reinforcing ribs (7), and the reinforcing ribs (7) are uniformly arranged with the axis of the connecting end (2) as the center.

5. A cover body of a pressure regulating tank of a water pump according to claim 1, 2 or 3, characterized in that the inner end surface of the body (1) is provided with a convex ring (8) coaxially arranged with the connecting end (2).

6. The cover body of the water pump pressure regulating tank according to claim 5, wherein the inner end surface of the body (1) is provided with a second reinforcing rib (9), the second reinforcing rib (9) is annularly arranged on the outer side of the convex ring (8), and the inner end of the second reinforcing rib (9) is connected with the convex ring (8).

7. A cover body of a pressure regulating tank of a water pump according to claim 1, 2 or 3, characterized in that the outer side wall of the body (1) is a conical surface (10).

8. A cover body of a pressure regulating tank of a water pump according to claim 1, 2 or 3, characterized in that the outer side wall of the connecting end (2) is provided with an annular groove (11), the annular groove (11) and the connecting end (2) are coaxially arranged, and a sealing ring (12) is arranged in the annular groove (11).