CN218063543U - Hydraulic driving water pump water suction and drainage one-way valve - Google Patents
Hydraulic driving water pump water suction and drainage one-way valve Download PDFInfo
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- CN218063543U CN218063543U CN202222160675.5U CN202222160675U CN218063543U CN 218063543 U CN218063543 U CN 218063543U CN 202222160675 U CN202222160675 U CN 202222160675U CN 218063543 U CN218063543 U CN 218063543U
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- valve
- valve cover
- valve seat
- cover
- seat
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Abstract
The utility model relates to a hydraulic drive water pump water suction and drainage one-way valve, which comprises a valve seat, a valve cover and a valve cover; the valve cover is of a sheet structure; the valve cover is provided with a weight reduction groove; the valve cover is provided with a valve cover spherical surface used for being in contact with the valve seat; the valve seat is provided with a valve seat conical surface, and the valve seat conical surface is contacted with the valve cover spherical surface to form linear sealing; the valve seat and the valve cover combine to form a sealing groove. The utility model has the advantages that the valve cover is flaky and provided with the weight reduction groove, and the contact surface of the valve cover and the valve seat is a spherical surface, thereby reducing the mass acceleration of the valve cover when the valve cover falls and is closed; no matter whether the valve cover falls and is closed or not concentric and vertical to the valve seat, the spherical surface of the valve cover is tangent to the conical surface of the valve seat to form linear sealing, so that the sealing effect is improved, and the service life of the valve cover and the valve seat is prolonged; the valve seat and the valve cover are combined to form a sealing groove, and a guide angle is not required to be arranged during installation, so that the installation is easier.
Description
Technical Field
The utility model belongs to the technical field of the valve, concretely relates to hydraulic drive water pump inhales drainage check valve.
Background
The valve cover and the valve seat of the existing suction and drainage valve are as follows:
1. the valve cover is a steel ball, the valve seat is a conical surface, the spherical surface of the steel ball is tangent to the conical surface to form linear contact sealing, the steel ball has large mass when the one-way valve is closed, and the conical surface of the valve seat is easily impacted and damaged by fast acceleration when the steel ball falls and is closed, so that the service life is further shortened;
2. as shown in fig. 1, in the prior art, the valve cover is a conical surface and is provided with a guide post 21 (or above or below) to ensure concentricity between the valve cover and the valve seat when the valve cover falls down, the valve seat is also a conical surface, the valve cover and the valve seat are in surface contact to form an annular sealing surface, the sealing contact surface is large, and fine particles of the pumping medium easily stay on the contact surface of the valve cover and the valve seat to cause damage to the sealing surface.
3. As shown in fig. 2, in the prior art, the seal ring is designed with a groove on one part, when the seal ring is installed, a lead-in angle is needed to be installed, the seal ring is firstly installed in the seal groove 26 of the check valve, the seal ring and the valve seat are installed in the pump head as a whole through the lead-in angle 25, and the seal ring is easily scratched during assembly or maintenance, thereby affecting the sealing effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hydraulic drive water pump inhales drainage check valve to solve above-mentioned technical problem.
The utility model provides a hydraulic drive water pump water suction and drainage one-way valve, which comprises a valve seat, a valve cover and a valve cover;
the valve cover is of a sheet structure; the valve cover is provided with a weight reduction groove; the valve cover is provided with a valve cover spherical surface used for being in contact with the valve seat;
the valve seat is provided with a valve seat conical surface, and the valve seat conical surface is contacted and tangent with the valve cover spherical surface to form linear sealing;
the valve seat and the valve cover combine to form a sealing groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the valve cover is a sheet and is provided with a weight reduction groove, and the contact surface of the valve cover and the valve seat is a spherical surface, so that the mass acceleration of the valve cover when the valve cover falls down and is closed is reduced.
2. No matter whether the valve cover falls down and is closed, the valve cover is concentric and vertical to the valve seat or not, the spherical surface of the valve cover is tangent to the conical surface of the valve seat to form linear sealing, the sealing effect is improved, and the service life of the valve cover and the valve seat is prolonged.
3. The valve seat and the valve cover are combined to form a sealing groove, and the first sealing ring 5 does not need to be provided with a leading-in angle at the position A during installation, so that the installation is easier.
Drawings
FIG. 1 is a schematic view of a prior art valve cover and valve seat both being cone seals;
FIG. 2 is a schematic illustration of a prior art groove design on a component;
fig. 3 is the structure schematic diagram of the hydraulic drive water pump water suction and drainage one-way valve of the utility model.
In fig. 1 and 2:
21-a guide post; 22-one-way valve seat conical surface; 23-a one-way valve cap conical surface; 24-a circumferential sealing surface; 25-lead-in angle; 26-one-way valve sealing groove;
in FIG. 3:
1-a valve seat; 2-valve cover; 3-a valve cover; 4, discharging water; 5-a first sealing ring; 6-a spring; 7-pump head; 8-a second sealing ring; 9-weight reduction grooves; 10-valve cap spherical surface; 11-valve seat taper; 12-sealing the groove.
Detailed Description
The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that the functions, methods, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.
Referring to fig. 3, the embodiment provides a hydraulic drive water pump water suction and drainage one-way valve, which includes a valve seat 1, a valve cover 2 and a valve cover 3;
the valve cover 2 is of a sheet structure; the valve cover 2 is provided with a weight-reducing groove 9; the valve cover 2 is provided with a valve cover spherical surface 10 which is used for contacting with the valve seat 1;
the valve seat 1 is provided with a valve seat conical surface 11, and the valve seat conical surface 11 is contacted with the valve cover spherical surface 10 to form linear sealing;
the valve seat 1 and the valve cover 3 combine to form a sealing groove 12.
When the water suction and drainage one-way valve of the hydraulic drive water pump is installed, the valve seat 1 is firstly installed into the pump head 7, the first sealing ring is further installed into the valve cover 2, the spring 6 is further installed into the valve cover 3, the second sealing ring is further installed into the valve cover, the water outlet body 4 is further installed, and the water outlet body 4 is connected with the pump head 7 through bolts. In operation, when the valve cap 2 falls and is closed, the valve cap spherical surface 10 contacts with the valve seat conical surface 11 to form a linear seal.
The hydraulic drive water pump water suction and drainage one-way valve has the following technical effects:
1. the valve cover is a sheet and is provided with a weight reduction groove, and the contact surface of the valve cover and the valve seat is a spherical surface, so that the mass acceleration of the valve cover when the valve cover falls down and is closed is reduced.
2. No matter whether the valve cover falls and is closed, the valve cover is concentric and vertical to the valve seat or not, the spherical surface of the valve cover is tangent to the conical surface of the valve seat to form linear sealing, the sealing effect is improved, and the service life of the valve cover and the valve seat is prolonged.
3. The valve seat and the valve cover are combined to form a sealing groove, and the first sealing ring 5 does not need to be provided with a leading-in angle at the position A during installation, so that the installation is easier.
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.
Claims (1)
1. A hydraulic drive water pump water suction and drainage one-way valve is characterized by comprising a valve seat (1), a valve cover (2) and a valve cover (3);
the valve cover (2) is of a sheet structure; the valve cover (2) is provided with a weight reduction groove (9); the valve cover (2) is provided with a valve cover spherical surface (10) which is used for being in contact with the valve seat (1);
the valve seat (1) is provided with a valve seat conical surface (11), and the valve seat conical surface (11) is contacted and tangent with the valve cover spherical surface (10) to form linear sealing;
the valve seat (1) and the valve cover (3) are combined to form a sealing groove (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222160675.5U CN218063543U (en) | 2022-08-17 | 2022-08-17 | Hydraulic driving water pump water suction and drainage one-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222160675.5U CN218063543U (en) | 2022-08-17 | 2022-08-17 | Hydraulic driving water pump water suction and drainage one-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218063543U true CN218063543U (en) | 2022-12-16 |
Family
ID=84405352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222160675.5U Active CN218063543U (en) | 2022-08-17 | 2022-08-17 | Hydraulic driving water pump water suction and drainage one-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218063543U (en) |
-
2022
- 2022-08-17 CN CN202222160675.5U patent/CN218063543U/en active Active
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