CN212004472U - Hard seal flange butterfly valve with filtering effect - Google Patents
Hard seal flange butterfly valve with filtering effect Download PDFInfo
- Publication number
- CN212004472U CN212004472U CN202020554853.0U CN202020554853U CN212004472U CN 212004472 U CN212004472 U CN 212004472U CN 202020554853 U CN202020554853 U CN 202020554853U CN 212004472 U CN212004472 U CN 212004472U
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- Prior art keywords
- valve body
- filter screen
- valve
- arc
- filtering effect
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- 230000000694 effects Effects 0.000 title claims abstract description 24
- 238000001914 filtration Methods 0.000 title claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 10
- 239000012530 fluid Substances 0.000 abstract description 6
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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Abstract
The utility model discloses a hard sealed flange butterfly valve with filter effect, disc butterfly plate including valve body, valve rod and the installation of valve rod tip, the arc is led to the groove has been seted up to the end of intaking of valve body, the lateral wall that the arc led to the groove is wrapped and is equipped with the sealing backing ring, the inside of valve body is provided with the filter screen. The utility model discloses in, the impurity of filter screen in the inside convection cell of valve body filters, thereby prevent the inside sealing member of impurity corrosion valve body in the fluid, when the condition of jam can appear in the filter screen, the pulling fixed block, the fixed block slides on the slide bar and makes two compressions of spring, the removal of fixed block makes the tip and the connecting hole separation of fixed pin, the fixed pin is pulled this moment, gu fixed ring rotates around the pivot of valve body up end, gu fixed ring drives the filter screen and passes through the outside that the groove turned out to the valve body through the arc, be convenient for clear up the impurity on the filter screen, the filtration efficiency of filter screen is improved.
Description
Technical Field
The utility model relates to a flange butterfly valve technical field especially relates to a hard sealed flange butterfly valve with filter effect.
Background
The butterfly valve has simple structure, small volume and light weight, and is composed of a few parts. And the valve can be quickly opened and closed only by rotating 90 degrees, the operation is simple, and meanwhile, the valve has good fluid control characteristics. The butterfly plate of the butterfly valve is installed in the diameter direction of the pipeline. In the cylindrical channel of the butterfly valve body, the disc-shaped butterfly plate rotates around the axis, the rotation angle is 0-90 degrees, and when the disc-shaped butterfly plate rotates to 90 degrees, the valve is in a full-open state. When the flange butterfly valve is in a fully open position, the thickness of the butterfly plate is the only resistance when a medium flows through the valve body, so that the pressure drop generated by the valve is small, and the flange butterfly valve has a good flow control characteristic. The butterfly valve has two sealing types of elastic sealing and metal sealing. The elastic sealing valve has sealing ring embedded in the valve body or attached to the butterfly plate.
The inside filter equipment that lacks of current flange butterfly valve, in the use, some impurity are inevitable to the fluid of carrying, can cause certain corruption to the case to influence the gas tightness of valve.
Therefore, the utility model provides a sealed flange butterfly valve firmly with filter effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problem that the interior of a flange butterfly valve is lack of a filtering device, the hard sealing flange butterfly valve with the filtering effect is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a hard sealed flange butterfly valve with filter effect, disc butterfly plate including valve body, valve rod and the installation of valve rod tip, the arc has been seted up to the end of intaking of valve body and has been led to the groove, the arc is led to the lateral wall of groove and is wrapped and is equipped with the sealing gasket ring, the inside of valve body is provided with the filter screen, the outward flange of filter screen is provided with solid fixed ring, it has seal ring to bond on solid fixed ring's the lateral wall, gu fixed ring's up end rotates through the up end of pivot with the valve body to be connected, gu fixed ring's preceding terminal surface is provided with the fixed pin, one side of fixed pin is provided with the fixed plate of installing at the valve body, be provided with the slide bar.
As a further description of the above technical solution:
the filter screen and the channel of the valve body are arranged concentrically.
As a further description of the above technical solution:
a buffer cavity is formed in the sealing washer, and a first spring is arranged in the buffer cavity.
As a further description of the above technical solution:
and a second spring is sleeved outside the sliding rod between the fixed block and the fixed plate.
As a further description of the above technical solution:
the end part of the fixing pin extends to the inside of the connecting hole and is connected with the connecting hole in an inserting mode.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, through solid fixed ring, the filter screen, the setting that the groove was led to the arc, the impurity of filter screen in the inside convection cell of valve body filters, thereby prevent the inside sealing member of impurity corrosion valve body in the fluid, influence the leakproofness of valve body, use after a period, the condition of jam can appear in the filter screen, at this moment, the pulling fixed block, the fixed block slides on the slide bar and makes two compression of spring, the removal of fixed block makes the tip and the connecting hole separation of fixed pin, the pulling fixed pin this moment, gu fixed ring rotates around the pivot of valve body up end, gu fixed ring drives the filter screen and passes through the groove of arc and roll out to the outside of valve body, be convenient for clear up the impurity.
2. The utility model discloses in, through the seal gasket ring, seal ring's setting, the filter screen rotates to the inside in-process of valve body, seal ring and the package of solid fixed ring both sides are established and are formed positive extrusion force at the seal gasket ring, seal ring takes place deformation under the effect of extrusion force, the inside spring of cushion chamber takes place to compress, the elastic potential energy that a spring produced makes seal ring produce outside elasticity, seal ring and seal gasket ring's extrusion effect has been strengthened, thereby make solid fixed ring and arc lead to the groove between form sealed extruded effect, strengthen the leakproofness of valve body.
Drawings
Fig. 1 shows a schematic front view of a hard seal flange butterfly valve with a filtering effect according to an embodiment of the present invention;
fig. 2 shows a schematic front cross-sectional view of a hard seal flange butterfly valve with a filtering effect according to an embodiment of the present invention;
fig. 3 shows a schematic structural diagram of a hard seal flange butterfly valve sealing gasket with a filtering effect according to an embodiment of the present invention;
fig. 4 shows an enlarged schematic view of a portion a of a hard seal flange butterfly valve with a filtering effect according to an embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of a hard seal flange butterfly valve B-B with a filtering effect according to an embodiment of the present invention;
illustration of the drawings:
1. a valve body; 101. an arc-shaped through groove; 2. a valve stem; 3. a disc-shaped butterfly plate; 4. a filter screen; 401. a fixing ring; 5. a sealing gasket ring; 6. a sealing gasket; 601. a buffer chamber; 7. a first spring; 8. a fixing pin; 9. a fixing plate; 10. a slide bar; 11. a fixed block; 1101. connecting holes; 12. and a second spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a hard sealing flange butterfly valve with filtering effect comprises a valve body 1, a valve rod 2 and a disc-shaped butterfly plate 3 installed at the end part of the valve rod 2, wherein an arc-shaped through groove 101 is formed in the water inlet end of the valve body 1, a sealing gasket ring 5 is wrapped on the side wall of the arc-shaped through groove 101, a filter screen 4 is arranged inside the valve body 1, a fixing ring 401 is arranged on the outer edge of the filter screen 4 and plays a role of fixing and supporting the filter screen 4, a sealing gasket 6 is bonded on the side wall of the fixing ring 401, the sealing gasket 6 and the sealing gasket ring 5 are wrapped to form a positive extrusion force, so that the fixing ring 401 is in sealing connection with the arc-shaped through groove 101, the sealing performance inside the valve body 1 is enhanced, the upper end face of the fixing ring 401 is rotatably connected with the upper end face of the valve body 1 through a rotating shaft, a fixing pin 8 is arranged on, the sliding rod 10 is connected with a fixing block 11 in a penetrating mode, a connecting hole 1101 is formed in the center of the fixing block 11, and the diameter of the connecting hole 1101 is equal to the diameter of the fixing pin 8.
Specifically, as shown in fig. 5, the filter screen 4 is concentrically arranged with the channel of the valve body 1, so that the filter screen 4 driven by the fixing ring 401 can smoothly pass through the arc-shaped through groove 101.
Specifically, as shown in fig. 3, a buffer cavity 601 is provided in the sealing gasket 6, a first spring 7 is provided in the buffer cavity 601, the buffer cavity 601 is favorable for increasing the deformation space of the sealing gasket 6, and meanwhile, when the sealing gasket 6 is extruded, the first inner spring 7 is compressed, the first spring 7 generates corresponding elastic force, and thrust pushing the sealing gasket 6 outwards is generated in the buffer cavity 601, so that the sealing gasket 6 and the sealing gasket 5 are better in extrusion sealing performance.
Specifically, as shown in fig. 4, a second spring 12 is sleeved outside the sliding rod 10 between the fixed block 11 and the fixed plate 9, so that the fixed block 11 is reset to a position inserted into the fixed pin 8 under the action of the second spring 12.
Specifically, as shown in fig. 4, the end of the fixing pin 8 extends to the inside of the connection hole 1101 to be inserted therein, so that the filter net 4 is stably fixed inside the valve body 1.
The working principle is as follows: when the valve body is used, the filter screen 4 filters impurities in fluid in the valve body 1, so that the impurities in the fluid are prevented from corroding sealing parts in the valve body 1 and affecting the sealing performance of the valve body 1, the filter screen 4 is blocked after the valve body is used for a period of time, at the moment, the fixing block 11 is pulled and slides on the sliding rod 10 to compress the spring II 12, the fixing block 11 moves to separate the end part of the fixing pin 8 from the connecting hole 1101, the fixing pin 8 is pulled at the moment, the fixing ring 401 rotates around the rotating shaft on the upper end surface of the valve body 1, the fixing ring 401 drives the filter screen 4 to rotate out of the valve body 1 through the arc-shaped through groove 101, so that the impurities on the filter screen 4 can be cleaned conveniently, after the cleaning is finished, the filter screen 4 can be rotated into the valve body 1 again, the cleaning efficiency of the filter screen 4 is improved, in the process that the filter screen 4 rotates into the valve body 1, the, seal ring 6 takes place to deform under the effect of extrusion force, and the compression takes place for a 7 spring inside cushion chamber 601, and the elastic potential energy that a 7 spring produced makes seal ring 6 produce outside elasticity, has strengthened seal ring 6 and seal ring 5's extrusion effect to make solid fixed ring 401 and arc lead to form sealed extruded effect between groove 101, prevent that the inside water of valve body 1 from leading to groove 101 from the arc and flowing.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A hard sealing flange butterfly valve with a filtering effect comprises a valve body (1), a valve rod (2) and a disc-shaped butterfly plate (3) installed at the end part of the valve rod (2), and is characterized in that an arc-shaped through groove (101) is formed in the water inlet end of the valve body (1), a sealing gasket ring (5) is wrapped on the side wall of the arc-shaped through groove (101), a filter screen (4) is arranged inside the valve body (1), a fixing ring (401) is arranged on the outer edge of the filter screen (4), a sealing gasket (6) is bonded on the side wall of the fixing ring (401), the upper end face of the fixing ring (401) is rotatably connected with the upper end face of the valve body (1) through a rotating shaft, a fixing pin (8) is arranged on the front end face of the fixing ring (401), a fixing plate (9) installed on the valve body (1) is arranged on one side of the fixing pin, the sliding rod (10) is connected with a fixing block (11) in a penetrating mode, and a connecting hole (1101) is formed in the center of the fixing block (11).
2. A hard sealing flange butterfly valve with filtering effect according to claim 1, characterized in that the filter screen (4) is arranged concentrically with the passage of the valve body (1).
3. The hard sealing flange butterfly valve with the filtering effect is characterized in that a buffer cavity (601) is formed inside the sealing gasket (6), and a first spring (7) is arranged inside the buffer cavity (601).
4. The butterfly valve with the filtering effect and the hard sealing flange according to claim 1, wherein a second spring (12) is sleeved outside the sliding rod (10) between the fixed block (11) and the fixed plate (9).
5. A hard sealing flange butterfly valve with filtering effect according to claim 1, characterized in that the end of the fixing pin (8) extends to the inside of the connection hole (1101) and is connected with it by plugging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020554853.0U CN212004472U (en) | 2020-04-15 | 2020-04-15 | Hard seal flange butterfly valve with filtering effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020554853.0U CN212004472U (en) | 2020-04-15 | 2020-04-15 | Hard seal flange butterfly valve with filtering effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212004472U true CN212004472U (en) | 2020-11-24 |
Family
ID=73414083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020554853.0U Active CN212004472U (en) | 2020-04-15 | 2020-04-15 | Hard seal flange butterfly valve with filtering effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212004472U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112657265A (en) * | 2020-12-30 | 2021-04-16 | 江苏博必成信息科技有限公司 | Stifled filtration of using is prevented to valve |
| CN114087373A (en) * | 2021-11-10 | 2022-02-25 | 周晨韬 | Special valve for liquid delivery |
| CN118128913A (en) * | 2024-05-08 | 2024-06-04 | 江苏兴逸阀门有限公司 | Water conservancy control valve |
-
2020
- 2020-04-15 CN CN202020554853.0U patent/CN212004472U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112657265A (en) * | 2020-12-30 | 2021-04-16 | 江苏博必成信息科技有限公司 | Stifled filtration of using is prevented to valve |
| CN114087373A (en) * | 2021-11-10 | 2022-02-25 | 周晨韬 | Special valve for liquid delivery |
| CN114087373B (en) * | 2021-11-10 | 2024-04-26 | 黄玉萍 | Special valve for liquid delivery |
| CN118128913A (en) * | 2024-05-08 | 2024-06-04 | 江苏兴逸阀门有限公司 | Water conservancy control valve |
| CN118128913B (en) * | 2024-05-08 | 2024-06-28 | 江苏兴逸阀门有限公司 | Water conservancy control valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325024 sandaoshan Road, Binhai Park, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee after: Jiute Valve Group Co.,Ltd. Address before: 325024 sandaoshan Road, Binhai Park, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee before: Jiute Valve Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A hard sealed flange butterfly valve with filtering effect Effective date of registration: 20230927 Granted publication date: 20201124 Pledgee: Zhejiang Juzhou Commercial Bank Co.,Ltd. Wenzhou Ouhai Branch Pledgor: Jiute Valve Group Co.,Ltd. Registration number: Y2023330002199 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20201124 Pledgee: Zhejiang Juzhou Commercial Bank Co.,Ltd. Wenzhou Ouhai Branch Pledgor: Jiute Valve Group Co.,Ltd. Registration number: Y2023330002199 |