CN219754779U - Valve plate for diaphragm pump and diaphragm pump - Google Patents
Valve plate for diaphragm pump and diaphragm pump Download PDFInfo
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- CN219754779U CN219754779U CN202320646396.1U CN202320646396U CN219754779U CN 219754779 U CN219754779 U CN 219754779U CN 202320646396 U CN202320646396 U CN 202320646396U CN 219754779 U CN219754779 U CN 219754779U
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- water outlet
- water inlet
- valve plate
- diaphragm pump
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 212
- 230000007423 decrease Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a valve plate for a diaphragm pump and the diaphragm pump, comprising a valve plate main body, a water inlet valve and a water outlet valve, wherein the valve plate main body is provided with a water inlet hole and a water outlet hole, the water inlet valve is connected with the inner edge of the water inlet hole, the water outlet valve is connected with the inner edge of the water outlet hole, a space is reserved between the outer edge of the water inlet valve and the inner edge of the water inlet hole, and a space is reserved between the outer edge of the water outlet valve and the inner edge of the water outlet hole; the thickness of the water inlet valve and the water outlet valve is smaller than that of the valve plate main body. According to the utility model, the thicknesses of the water inlet valve and the water outlet valve are smaller than those of the valve plate main body, so that the water inlet valve and the water outlet valve can be opened at a larger angle under smaller pressure, the water outlet rate and the water outlet amount of the diaphragm pump are accelerated, and the technical problems of small water outlet rate and low water outlet rate of the diaphragm pump when the pressure is smaller in the prior art are solved.
Description
Technical Field
The utility model relates to the field of diaphragm pumps, in particular to a valve plate for a diaphragm pump and the diaphragm pump.
Background
The diaphragm type liquid pump is characterized in that a motor provides circular motion, a diaphragm in the liquid pump is made to do reciprocating motion by a mechanical device, so that air in a pump cavity is compressed and stretched, pressure difference is generated between a water outlet hole or a water inlet and external atmospheric pressure under the action of a one-way valve plate, water is pressed into the water inlet under the action of the pressure difference, and then the water is discharged from the water outlet.
When the one-way valve plate in the prior art is opened, larger pressure is needed, and under the condition of small pressure, the opening angle is small, so that the water outlet rate of the diaphragm pump is influenced.
Therefore, how to solve the technical problem that the water output of the diaphragm pump is smaller and the water output rate is influenced becomes a urgent need in the art.
Disclosure of Invention
The utility model aims to provide a valve plate for a diaphragm pump, which solves the technical problems of small water outlet quantity and low water outlet rate of the diaphragm pump when the pressure is small in the prior art.
It is another object of the present utility model to provide a diaphragm pump.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the valve plate for the diaphragm pump comprises a valve plate main body, a water inlet valve and a water outlet valve, wherein a water inlet hole and a water outlet hole are formed in the valve plate main body, the water outlet valve is connected with the inner edge of the water outlet hole, the water inlet valve is connected with the inner edge of the water inlet hole, a space is reserved between the outer edge of the water inlet valve and the inner edge of the water inlet hole, and a space is reserved between the outer edge of the water outlet valve and the inner edge of the water outlet hole; the thickness of the water inlet valve and the water outlet valve is smaller than that of the valve plate main body.
Optionally, the end face of the water inlet valve or the water outlet valve is flush with one end face of the valve plate main body.
Optionally, the end face of the water inlet valve is flush with one end face of the valve plate main body, and the end face of the water outlet valve is flush with the other end face of the valve plate main body.
Optionally, the water inlet flap and the water outlet flap have a circular or oval shape.
Optionally, the thickness of the water inlet valve and the water outlet valve is 0.3-0.5 mm.
Optionally, the thickness of the valve plate main body is 0.4-0.6 mm.
Optionally, the thickness of the water inlet valve gradually decreases or gradually increases along the extending direction of the water inlet valve from one end of the water inlet valve connected with the valve plate main body; and/or
The thickness of the water outlet valve is gradually reduced or gradually increased along the extending direction of the water outlet valve from one end, connected with the valve plate main body, of the water outlet valve.
It is a further object of the present utility model to provide a diaphragm pump comprising a valve plate as defined in any one of the above.
The utility model has the beneficial effects that:
according to the utility model, the thicknesses of the water inlet valve and the water outlet valve are smaller than those of the valve plate main body, so that the water inlet valve and the water outlet valve can be opened at a larger angle under smaller pressure, the water outlet rate and the water outlet amount of the diaphragm pump are accelerated, and the technical problems of small water outlet rate and low water outlet rate of the diaphragm pump when the pressure is smaller in the prior art are solved.
Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.
FIG. 1 is a schematic view of a valve plate according to the present utility model;
fig. 2 is a cross-sectional view of the valve plate of fig. 1 according to the present utility model.
The figures are marked as follows: 1. a valve plate main body; 11. a water inlet hole; 12. a water outlet hole; 2. a water inlet valve; 21. a first end face; 22. a second end face; 3. a water outlet valve; 31. a third end face; 32. and a fourth end face.
Detailed Description
Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
As shown in fig. 1 to 2, an embodiment of the present utility model provides a valve sheet for a diaphragm pump, the valve sheet including a valve sheet body 1, a water inlet flap 2 and a water outlet flap 3.
The valve plate main body 1 is provided with a water inlet 11 and a water outlet 12. The water inlet valve 2 is connected with the inner edge of the water inlet hole 11, and a space is arranged between the outer edge of the water inlet valve 2 and the inner edge of the water inlet hole 11.
The water outlet valve 3 is connected with the inner edge of the water outlet hole 12, and a space is arranged between the outer edge of the water outlet valve 3 and the inner edge of the water outlet hole 12.
The thickness of the water inlet valve 2 and the water outlet valve 3 is smaller than that of the valve plate main body 1.
According to the utility model, the thicknesses of the water inlet valve 2 and the water outlet valve 3 are set to be smaller than the thickness of the valve plate main body 1, so that the water inlet valve 2 and the water outlet valve 3 can be opened at a larger angle under smaller pressure, the water outlet rate and the water outlet rate of the diaphragm pump are accelerated, and the technical problems of small water outlet rate and low water outlet rate of the diaphragm pump when the pressure is smaller in the prior art are solved.
Specifically, the thickness of the water inlet flap 2 may be maintained constant along the extending direction of the water inlet flap 2 from the end of the water inlet flap 2 connected to the valve sheet body 1.
The thickness of the water outlet valve 3 can be kept unchanged along the extending direction of the water outlet valve 3 from the end of the water outlet valve 3 connected with the valve plate main body 1.
The water inlet 11 and the water outlet 12 are arranged on the valve plate main body 1 in a central symmetry way. The water inlet 11 and the water outlet 12 are circular or elliptical in shape.
According to the utility model, the shapes of the water inlet hole 11 and the water outlet hole 12 are circular or elliptical, so that the process of the valve plate processing technology is simplified, and the difficulty of valve plate processing is reduced. In addition, the generation of edge flash is reduced, the influence on the fluid flow is reduced, and the assembly accuracy of the valve body is improved.
The areas of the water inlet 11 and the water outlet 12 are respectively larger than the areas of the water inlet valve 2 and the water outlet valve 3.
The outer edge of the water inlet valve 2 is connected with the inner edge of the water inlet hole 11, and the outer edge of the water outlet valve 3 is connected with the inner edge of the water outlet hole 12.
Alternatively, the inlet and outlet flaps 2 and 3 have a circular or oval shape.
According to the utility model, the water inlet valve 2 and the water outlet valve 3 are arranged to have circular or elliptical shapes, so that the process of the valve plate processing technology is further simplified, and the difficulty of valve plate processing is further reduced.
Alternatively, as shown in fig. 2, the end surface of the water inlet flap 2 or the water outlet flap 3 is disposed flush with one end surface of the valve sheet body 1.
It should be noted that, because the thicknesses of the water inlet valve 2 and the water outlet valve 3 are smaller than the thickness of the valve plate main body 1, when one end surface of the water inlet valve 2 is flush with one end surface of the valve plate main body 1, i.e. a space is provided between the other end surface of the water inlet valve 2 and the other end surface of the valve plate main body 1.
Similarly, when one end face of the water outlet valve 3 is flush with one end face of the valve plate main body 1, a space is reserved between the other end face of the water outlet valve 3 and the other end face of the valve plate main body 1.
According to the utility model, the space is arranged between the water inlet valve 2, the water outlet valve 3 and the end face of the valve plate main body 1, so that a movement space is provided for the water inlet valve 2 and the water outlet valve 3 to reciprocate under the action of pressure.
In addition, the interval is arranged between the end surfaces of the water inlet valve 2, the water outlet valve 3 and the valve plate main body 1, so that the opening angle of the water inlet valve 2 and the water outlet valve 3 is increased, and the water outlet rate of the diaphragm pump is further accelerated.
In one embodiment, the end surfaces of the same surfaces of the water inlet valve 2 and the water outlet valve 3 are flush with one end surface of the valve plate main body 1.
In another embodiment, the end surfaces of the opposite surfaces of the water inlet valve 2 and the water outlet valve 3 are flush with one end surface of the valve plate main body 1.
Specifically, the end face of the water inlet valve 2 is flush with one end face of the valve plate main body 1, and the end face of the water outlet valve 3 is flush with the other end face of the valve plate main body 1.
According to the utility model, the end face of the water inlet valve 2 is flush with one end face of the valve plate main body 1, and the end face of the water outlet valve 3 is flush with the other end face of the valve plate main body 1, so that the water inlet valve 2 and the water outlet valve 3 are rapidly deformed under the action of pressure, the water outlet rate of the diaphragm pump is further accelerated, the durability of the valve plate is longer, and the service life of the valve plate is prolonged.
More specifically, the end surfaces of the water inlet flap 2 include a first end surface 21 and a second end surface 22. The end surfaces of the water outlet flaps 3 comprise a third end surface 31 and a fourth end surface.
The first end face 21, the third end face 31 and one end face of the valve plate body 1 are located at the same end, and the second end face 22, the fourth end face and the other end face of the valve plate body 1 are located at the same end.
The first end face 21 of the water inlet valve 2 is flush with one end face of the valve plate main body 1, and the fourth end face of the water outlet valve 3 is flush with the other end face of the valve plate main body 1.
Optionally, the thickness of the water inlet valve 2 gradually decreases or gradually increases along the extending direction of the water inlet valve 2 from the end of the water inlet valve 2 connected with the valve plate main body 1; and/or
The thickness of the water outlet valve 3 gradually decreases or gradually increases along the extending direction of the water outlet valve 3 from the end of the water outlet valve 3 connected with the valve plate main body 1.
According to the utility model, the thickness of the water inlet valve 2 is gradually reduced along the extending direction of the water inlet valve 2 from the end, connected with the valve plate main body 1, of the water inlet valve 2, and/or the thickness of the water outlet valve 3 is gradually reduced along the extending direction of the water outlet valve 3 from the end, connected with the valve plate main body 1, of the water outlet valve 3, so that the weight of the water inlet valve 2 and the water outlet valve 3 is further reduced; the opening angle of the water inlet valve 2 and the water outlet valve 3 is larger under the action of pressure, so that the water outlet rate and the water outlet quantity of the diaphragm pump are further accelerated.
In addition, the thickness of the water inlet valve 2 is gradually increased along the extending direction of the water inlet valve 2 from the end, connected with the valve plate main body 1, of the water inlet valve 2, and/or the thickness of the water outlet valve 3 is gradually increased along the extending direction of the water outlet valve 3 from the end, connected with the valve plate main body 1, of the water outlet valve 3, so that the accuracy of the metering precision of the diaphragm pump is improved; the water inlet valve 2 and the water outlet valve 3 can be opened when the water inlet valve 2 and the water outlet valve 3 are prevented from being subjected to small pressure.
It should be noted that the extending trend of the thickness of the inlet valve 2 may be the same as or different from the extending trend of the thickness of the outlet valve 3.
For example, the thickness of the water inlet flap 2 gradually decreases along the extending direction of the water inlet flap 2 from the end of the water inlet flap 2 connected with the valve sheet main body 1, and the thickness of the water outlet flap 3 gradually increases along the extending direction of the water outlet flap 3 from the end of the water outlet flap 3 connected with the valve sheet main body 1.
Or, the thickness of the water inlet valve 2 is kept unchanged along the extending direction of the water inlet valve 2 from the end of the water inlet valve 2 connected with the valve plate main body 1, and the thickness of the water outlet valve 3 is gradually reduced along the extending direction of the water outlet valve 3 from the end of the water outlet valve 3 connected with the valve plate main body 1, and the like.
Alternatively, the thickness of the water inlet valve 2 and the water outlet valve 3 is 0.3-0.5 mm.
Further, the thickness of the water inlet valve 2 and the water outlet valve 3 is 0.4mm.
Alternatively, the thickness of the valve sheet body 1 is 0.4 to 0.6mm.
Further, the thickness of the valve sheet body 1 is 0.5mm.
Another object of the present utility model is also to provide a diaphragm pump comprising any of the valve plates for a diaphragm pump described above.
While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.
Claims (8)
1. The valve plate for the diaphragm pump is characterized by comprising a valve plate main body, a water inlet valve and a water outlet valve, wherein the valve plate main body is provided with a water inlet hole and a water outlet hole, the water inlet valve is connected with the inner edge of the water inlet hole, a space is reserved between the outer edge of the water inlet valve and the inner edge of the water inlet hole, the water outlet valve is connected with the inner edge of the water outlet hole, and a space is reserved between the outer edge of the water outlet valve and the inner edge of the water outlet hole; the thickness of the water inlet valve and the water outlet valve is smaller than that of the valve plate main body.
2. Valve plate for a diaphragm pump according to claim 1, characterized in that the end face of the inlet flap or the outlet flap is arranged flush with an end face of the valve plate body.
3. A valve plate for a diaphragm pump according to claim 2, wherein the end face of the water inlet flap is arranged flush with one end face of the valve plate body, and the end face of the water outlet flap is arranged flush with the other end face of the valve plate body.
4. Valve plate for a diaphragm pump according to claim 1, characterized in that the inlet flap and the outlet flap have a circular or oval shape.
5. Valve plate for a diaphragm pump according to claim 1, characterized in that the inlet flap and the outlet flap have a thickness of 0.3-0.5 mm.
6. Valve plate for a diaphragm pump according to claim 1, characterized in that the thickness of the valve plate body is 0.4-0.6 mm.
7. A valve sheet for a diaphragm pump according to any one of claims 1 to 6, wherein the thickness of the inlet flap gradually decreases or gradually increases along the extending direction of the inlet flap from the end of the inlet flap connected to the valve sheet main body; and/or
The thickness of the water outlet valve is gradually reduced or gradually increased along the extending direction of the water outlet valve from one end, connected with the valve plate main body, of the water outlet valve.
8. A diaphragm pump comprising a valve plate for a diaphragm pump according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320646396.1U CN219754779U (en) | 2023-03-28 | 2023-03-28 | Valve plate for diaphragm pump and diaphragm pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320646396.1U CN219754779U (en) | 2023-03-28 | 2023-03-28 | Valve plate for diaphragm pump and diaphragm pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219754779U true CN219754779U (en) | 2023-09-26 |
Family
ID=88073297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320646396.1U Active CN219754779U (en) | 2023-03-28 | 2023-03-28 | Valve plate for diaphragm pump and diaphragm pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219754779U (en) |
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2023
- 2023-03-28 CN CN202320646396.1U patent/CN219754779U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240103 Address after: Longxing village five 315111 villages and towns in Zhejiang city of Ningbo province Yinzhou District Patentee after: Ningbo Yingkete Fluid Control Technology Co.,Ltd. Address before: 201203 unit 03, 8th floor, No. 6, Lane 2889, Jinke Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee before: Ningbo yingkete Precision Machinery Co.,Ltd. Shanghai Branch |