CN216279525U - Diaphragm valve body and diaphragm valve - Google Patents
Diaphragm valve body and diaphragm valve Download PDFInfo
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- CN216279525U CN216279525U CN202122993318.2U CN202122993318U CN216279525U CN 216279525 U CN216279525 U CN 216279525U CN 202122993318 U CN202122993318 U CN 202122993318U CN 216279525 U CN216279525 U CN 216279525U
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- diaphragm valve
- valve body
- flange
- diaphragm
- pipe section
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- 230000005484 gravity Effects 0.000 claims description 4
- 230000013011 mating Effects 0.000 claims 2
- 238000009434 installation Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a diaphragm valve body and a diaphragm valve, wherein the diaphragm valve body comprises a flange part and two connecting pipe fittings; the flange piece is provided with a valve cavity, and the valve cavity is provided with two connecting holes; the connecting pipe fitting comprises a straight pipe section and a bent pipe section, the end part of the bent pipe section is connected with the connecting hole, the connecting pipe fitting is positioned on one side of the outer wall surface of the valve cavity, and an included angle formed between a plane attached to the straight pipe section and the bent pipe section and a normal line of the flange piece is a self-exhaust angle of the diaphragm valve. The connecting tube member can support the diaphragm valve body on a plane such that the position of the flange member with respect to the support plane is fixed. By selecting diaphragm valve bodies with different self-draining angles, the diaphragm valve can be mounted in a self-draining mounting manner without using a protractor.
Description
Technical Field
The utility model relates to the field of structural design of diaphragm valve bodies, in particular to a diaphragm valve body and a diaphragm valve.
Background
The existing weir type diaphragm valve needs to adopt a self-draining installation mode during installation so as to avoid the problem of liquid residue in the diaphragm valve. In particular, a diaphragm valve used in the fields of food and medicine is required to be self-draining.
In order to achieve the purpose of self-draining of the diaphragm valve, a special protractor is required to be used for adjusting the position of the valve body of the diaphragm valve. However, such an operation of adjusting the valve body position of the diaphragm valve is time-consuming and labor-consuming, and the corresponding valve body position needs to be corrected again each time the diaphragm valve is disassembled for maintenance.
Therefore, how to provide a diaphragm valve body which is convenient to install and can easily achieve self-draining installation becomes a technical problem which needs to be solved urgently in the field.
SUMMERY OF THE UTILITY MODEL
One object of the present invention is to provide a new technical solution for a diaphragm valve body which is convenient to install and can easily achieve self-draining installation.
According to a first aspect of the utility model, a diaphragm valve body is provided.
The diaphragm valve body comprises a flange part and two connecting pipe fittings; wherein,
the flange piece is provided with a valve cavity, and the valve cavity is provided with two connecting holes;
the connecting pipe fitting comprises a straight pipe section and a bent pipe section, the end part of the bent pipe section is connected with the connecting hole, the connecting pipe fitting is located on one side of the outer wall surface of the valve cavity, and an included angle formed between a plane where the straight pipe section and the bent pipe section are attached and a normal line of the flange piece is a self-exhaust angle of the diaphragm valve.
Optionally, an inner wall surface of the valve cavity is a spherical surface.
Optionally, the spherical center corresponding to the inner surface of the valve cavity and a connecting line between the geometric center of the valve cavity and the center of gravity of the flange member are collinear.
Optionally, a connecting line between the geometric centers of the two connecting holes is not collinear with the geometric center of the valve cavity.
Optionally, a connecting line between the geometric centers of the two connecting holes is parallel to the symmetry axis of the valve cavity.
Optionally, the two connecting holes are arranged in a mirror symmetry manner; and/or
Two the connecting pipe fitting mirror symmetry sets up.
Optionally, a flange fitting surface is arranged on the edge of the valve cavity, and a valve body mounting hole is arranged on the flange fitting surface.
Optionally, the valve body mounting hole is arranged around the valve cavity.
Optionally, a connecting pipe avoiding groove is formed in the flange matching surface, the connecting pipe avoiding groove is communicated with the connecting hole, and the connecting pipe avoiding groove is matched with the outer surface of the bent pipe section.
According to a second aspect of the present invention, a diaphragm valve is provided.
The diaphragm valve includes a diaphragm valve body according to the present invention.
The connecting pipe fitting of the diaphragm valve body of the utility model can support the diaphragm valve body on a plane, so that the position of the flange part relative to the supporting plane is invariable. By selecting diaphragm valve bodies with different self-draining angles, the diaphragm valve can be mounted in a self-draining mounting manner without using a protractor.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, 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.
Figure 1 is a schematic diagram of a view of a diaphragm valve body of an embodiment of the present invention.
Figure 2 is a schematic diagram of another view of a diaphragm valve body embodiment of the present invention.
Figure 3 is an exploded view of an embodiment of a diaphragm valve body of the present invention.
Figure 4 is a schematic structural view of an embodiment of a flange member of a diaphragm valve body of the present invention.
The figures are labeled as follows:
the valve comprises a flange part-1, a valve cavity-11, a connecting hole-110, a flange matching surface-12, a valve body mounting hole-121, a connecting pipe avoiding groove-122, a connecting pipe-2, a straight pipe section-21 and a bent pipe section-22.
Detailed Description
Various exemplary embodiments of the present invention 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, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques, methods, and apparatus known to those 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 particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
As shown in fig. 1 to 4, the diaphragm valve body of the present invention includes a flange member 1 and two connecting pipe members 2.
The flange member 1 is provided with a valve cavity 11, and the valve cavity 11 is provided with two connecting holes 110. The flange member 1 may be used in connection with a valve cover or a cylinder of a diaphragm valve. The partition area between the two connection holes 110 forms a weir cooperating with the diaphragm, and the opening and closing of the diaphragm valve is realized by the cooperation of the weir and the diaphragm.
The connecting tube 2 comprises a straight tube section 21 and a bent tube section 22. The end of the elbow section 22 is connected to the connection hole 110, and the connection pipe member 2 is located at one side of the outer wall surface of the valve chamber 11. The connection between the bent pipe section 22 and the connection hole 110 may be achieved by vacuum welding or the like.
The included angle formed between the plane attached to the straight pipe section 21 and the bent pipe section 22 and the normal line of the flange piece 1 is the self-draining angle of the diaphragm valve. According to actual requirements, different self-exhaustion angles can be selected. The plane in which the straight pipe section 21 and the bent pipe section 22 are fitted may be, for example, a horizontal plane. When the straight pipe section 21 and the bent pipe section 22 are fitted on a plane, which is a support plane of the connecting pipe member 2, the position of the flange member 1 with respect to the support plane can be maintained by supporting the connecting pipe member 2 on the support plane.
During concrete implementation, the connecting pipe fitting 2 is attached to and placed on the supporting plane, and the diaphragm valve body is installed in a self-draining mode.
The connecting pipe member 2 of the diaphragm valve body of the present invention can support the diaphragm valve body on a plane so that the position of the flange member 1 with respect to the support plane is fixed. By selecting diaphragm valve bodies with different self-draining angles, the diaphragm valve can be mounted in a self-draining mounting manner without using a protractor.
In one embodiment of the diaphragm valve body of the present invention, the inner wall surface of the valve chamber 11 is spherical in order to ensure the self-draining effect and the sealing property of the diaphragm valve when closed.
Further, the corresponding spherical center of the inner surface of the valve chamber 11 and the line connecting the geometric center of the valve chamber 11 and the center of gravity of the flange member 1 are collinear. This arrangement is advantageous in ensuring the self-draining effect of the diaphragm valve.
In one embodiment of the diaphragm valve body of the present invention, the connecting line between the geometric centers of the two connecting holes 110 is not collinear with the geometric center of the valve chamber 11, so that the connecting tube member 2 can be more stably supported on the support plane.
Further, a connecting line between the geometric centers of the two connecting holes 110 is parallel to the symmetry axis of the valve chamber 11.
In one embodiment of the diaphragm valve body of the present invention, in order to improve the stability of the diaphragm valve body supported on the support plane, the two connection holes 110 are arranged in mirror symmetry.
In one embodiment of the diaphragm valve body of the present invention, in order to improve the stability of the diaphragm valve body supported on the support plane, the two connection holes 110 are arranged in mirror symmetry.
In one embodiment of the diaphragm valve body of the present invention, in order to improve the stability of the diaphragm valve body supported on the support plane, two connection holes 110 are arranged in mirror symmetry, and two connection pipes 2 are arranged in mirror symmetry.
In one embodiment of the diaphragm valve body of the present invention, a flange fitting surface 12 is provided on the edge of the valve chamber 11, and a valve body mounting hole 121 is provided on the flange fitting surface 12. The valve body mounting hole 121 may be, for example, a slide hole or a threaded hole. The diaphragm valve body can be connected with the valve cover or the cylinder body through the valve body mounting hole 121.
Further, the valve body mounting hole 121 is arranged around the valve cavity 11 to improve the reliability of connection between the diaphragm valve body and the valve cover or the cylinder body.
Further, a connecting pipe avoiding groove 122 is formed on the flange fitting surface 12. The connecting tube avoiding groove 122 is communicated with the connecting hole 110, and the connecting tube avoiding groove 122 is fitted to the outer surface of the elbow section 22. The connecting pipe avoiding groove 122 can hide part of the elbow section 22 in the flange part 1, so that the installation requirement space of the diaphragm valve body is reduced, and the application range of the diaphragm valve body is expanded.
To more clearly illustrate the diaphragm valve body of the present invention, the embodiment shown in fig. 1 is described as an example below:
the diaphragm valve body comprises a flange member 1 and two connecting pipe members 2.
The flange member 1 is provided with a valve cavity 11, and the inner wall surface of the valve cavity 11 is a spherical surface. The corresponding spherical center of the inner surface of the valve chamber 11 and the line between the geometric center of the valve chamber 11 and the center of gravity of the flange member 1 are collinear. Two connecting holes 110 are arranged on the valve cavity 11, the connecting line between the geometric centers of the two connecting holes 110 is not collinear with the geometric center of the valve cavity 11, and the connecting line between the geometric centers of the two connecting holes 110 is parallel to the symmetry axis of the valve cavity 11. The two connection holes 110 are arranged mirror-symmetrically.
The edge of the valve cavity 11 is provided with a flange matching surface 12, and the flange matching surface 12 is provided with a valve body mounting hole 121 and a connecting pipe avoiding groove 122. The valve body mounting hole 121 is provided around the valve chamber 11. The connecting tube avoiding groove 122 is communicated with the connecting hole 110, and the connecting tube avoiding groove 122 is fitted to the outer surface of the elbow section 22.
The two connection pipe members 2 are connected to the two connection holes 110, respectively. The two connecting tubes 2 are arranged mirror-symmetrically. The connecting tube 2 comprises a straight tube section 21 and a bent tube section 22. The end of the pipe bend 22 is vacuum-welded to the coupling hole 110, and the coupling pipe member 2 is located on one side of the outer wall surface of the valve chamber 11.
The included angle formed between the plane attached to the straight pipe section 21 and the bent pipe section 22 and the normal line of the flange piece 1 is the self-draining angle of the diaphragm valve.
According to actual requirements, a diaphragm valve body with a proper self-draining angle can be selected. When connecting pipe fitting 2 laminating on the supporting plane, this plane is the supporting plane of connecting pipe fitting 2, and the diaphragm valve body has just realized the installation of arranging certainly.
The utility model also provides a diaphragm valve comprising the diaphragm valve body of the utility model.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. 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 (10)
1. A diaphragm valve body is characterized by comprising a flange part and two connecting pipe parts; wherein,
the flange piece is provided with a valve cavity, and the valve cavity is provided with two connecting holes;
the connecting pipe fitting comprises a straight pipe section and a bent pipe section, the end part of the bent pipe section is connected with the connecting hole, the connecting pipe fitting is located on one side of the outer wall surface of the valve cavity, and an included angle formed between a plane where the straight pipe section and the bent pipe section are attached and a normal line of the flange piece is a self-exhaust angle of the diaphragm valve.
2. The diaphragm valve body of claim 1, wherein the inner wall surface of the valve chamber is spherical.
3. The diaphragm valve body of claim 2, wherein the corresponding spherical center of the inner surface of said valve chamber is collinear with a line connecting the geometric center of said valve chamber and the center of gravity of said flange member.
4. The diaphragm valve body of claim 1, wherein a line connecting the geometric centers of the two connecting holes is not collinear with the geometric center of the valve chamber.
5. The diaphragm valve body of claim 4, wherein a line connecting the geometric centers of the two connecting holes is parallel to the axis of symmetry of the valve chamber.
6. The diaphragm valve body of claim 1, wherein two of said attachment holes are arranged in mirror symmetry; and/or
Two the connecting pipe fitting mirror symmetry sets up.
7. The diaphragm valve body of any of claims 1 to 6, wherein a flange mating surface is provided on the edge of the valve chamber, and a valve body mounting hole is provided on the flange mating surface.
8. The diaphragm valve body of claim 7, wherein the valve body mounting hole is disposed around the valve chamber.
9. The diaphragm valve body of claim 7, wherein a connecting pipe avoiding groove is formed in the flange fitting surface, the connecting pipe avoiding groove is communicated with the connecting hole, and the connecting pipe avoiding groove is matched with the outer surface of the elbow section.
10. A diaphragm valve comprising the diaphragm valve body of any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122993318.2U CN216279525U (en) | 2021-11-30 | 2021-11-30 | Diaphragm valve body and diaphragm valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122993318.2U CN216279525U (en) | 2021-11-30 | 2021-11-30 | Diaphragm valve body and diaphragm valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216279525U true CN216279525U (en) | 2022-04-12 |
Family
ID=81040610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122993318.2U Active CN216279525U (en) | 2021-11-30 | 2021-11-30 | Diaphragm valve body and diaphragm valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216279525U (en) |
-
2021
- 2021-11-30 CN CN202122993318.2U patent/CN216279525U/en active Active
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Effective date of registration: 20240111 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 |