CN218440699U - Pneumatic butterfly valve convenient to installation - Google Patents
Pneumatic butterfly valve convenient to installation Download PDFInfo
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- CN218440699U CN218440699U CN202222316847.3U CN202222316847U CN218440699U CN 218440699 U CN218440699 U CN 218440699U CN 202222316847 U CN202222316847 U CN 202222316847U CN 218440699 U CN218440699 U CN 218440699U
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- butterfly valve
- butterfly
- butterfly plate
- arc
- pneumatic
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Abstract
The utility model provides a pneumatic butterfly valve convenient to installation, includes butterfly valve, butterfly plate and pneumatic case, is equipped with pneumatic case on the butterfly valve side, and the pneumatic case is connected by pneumatic case drive rotation to the bull stick one end, and the bull stick other end passes a butterfly plate in butterfly valve side and the butterfly valve inner chamber and is connected, and the drive butterfly plate is rotatory along horizontal axis for switching butterfly valve. Has the advantages that: when the horizontal rotation is opened, the substances sinking to the bottom are easily washed away, and the residues are avoided.
Description
Technical Field
The invention relates to a pneumatic butterfly valve convenient to install.
Background
Pneumatic butterfly valve comprises pneumatic actuator and butterfly valve, and pneumatic butterfly valve is with doing the opening and close nature along with valve rod pivoted circular butterfly plate to the pneumatic valve of action is launched in the realization, mainly does the shut-off valve and uses, also designs into to have the function of adjusting or section valve and adjusting concurrently, and the use of present butterfly valve on the big well bore pipeline of low pressure is more and more, and pneumatic butterfly valve is categorised: stainless steel pneumatic butterfly valve, the pneumatic butterfly valve of sealed firmly, the pneumatic butterfly valve of soft seal, the pneumatic butterfly valve of carbon steel, the main advantage of pneumatic butterfly valve, simple structure, small light in weight, the cost is low, and this characteristics of pneumatic butterfly valve are especially showing, install at the high altitude blind way, through two-position five-way solenoid valve control convenient operation, also adjustable flow medium, current use has been of a specified duration and has been revealed easily.
Disclosure of Invention
The invention aims to solve the technical problems in the prior art, and provides a pneumatic butterfly valve convenient to mount.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a pneumatic butterfly valve convenient to installation, includes butterfly valve, butterfly plate and pneumatic case, is equipped with pneumatic case on the butterfly valve side, and the pneumatic case is connected by pneumatic case drive rotation to the bull stick one end, and the bull stick other end passes a butterfly plate in butterfly valve side and the butterfly valve inner chamber and is connected, and the drive butterfly plate is rotatory along horizontal axis for switching butterfly valve.
Furthermore, the butterfly plate is flat and round, the section of the butterfly plate is divided into an upper portion of the butterfly plate, a shaft hole portion and a lower portion of the butterfly plate, the lower portion of the butterfly plate is arranged on the front side below the shaft hole portion, the upper portion of the butterfly plate is arranged on the rear side above the shaft hole portion, and the shaft hole in the shaft hole portion is penetrated and connected through the rotating rod.
Further, the section of the inner cavity of the butterfly valve is circular, and a first arc-shaped bulge corresponding to the lower part of the butterfly plate is arranged on the cavity wall of the circular lower part; and a second arc-shaped bulge corresponding to the upper part of the butterfly plate is arranged on the cavity wall of the circular upper part.
Furthermore, a sealing gasket is arranged on the side, attached to the first arc-shaped bulge, of the lower portion of the butterfly plate; the upper part of the butterfly plate is attached to the second arc-shaped bulge side and is provided with a sealing gasket.
Furthermore, the first arc-shaped bulge is provided with an inward concave cambered surface from the side close to the lower part of the butterfly plate to the other side; the second arc-shaped bulge is provided with an inward concave cambered surface from the upper side to the other side of the attaching butterfly plate.
Furthermore, a sealing gasket is wrapped on the concave cambered surface.
Further, both sides of the shaft hole portion are projected from the upper portion and the lower portion of the butterfly plate, and the projected portions are inserted into the inner wall of the butterfly valve and maintain the sliding seal.
Furthermore, a gap is formed between the first arc-shaped protrusion and the second arc-shaped protrusion, and the shaft hole part penetrates through the gap.
Further, the first arc-shaped protrusion and the second arc-shaped protrusion are provided with arc surfaces close to the middle and attached to the outer side wall of the shaft hole portion.
The invention has the beneficial effects that: the leakproofness is good, and the life-span is lasting, and convenient equipment just is laborsaving by pneumatic case drive.
Drawings
Fig. 1 is a schematic view of the overall structure.
Fig. 2 is a schematic diagram of a butterfly valve.
Fig. 3 is an overall sectional view.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Embodiment 1 combines attached 1-3, a pneumatic butterfly valve convenient to installation, including butterfly valve 1, butterfly plate 2 and pneumatic case 3, is equipped with pneumatic case on the butterfly valve side, and 4 one ends of bull stick are connected pneumatic case and are rotated by pneumatic case drive, and the bull stick other end passes a butterfly valve side and is connected with the butterfly plate in the butterfly valve inner chamber, and the drive butterfly plate is rotatory along horizontal axis for switching butterfly valve. When the horizontal rotation is opened, the substances sinking to the bottom are easily washed away, and the residues are avoided. The butterfly plate is rotated clockwise by 90 degrees by the pneumatic box.
A butterfly plate is flat and round, the section of the butterfly plate is divided into a butterfly plate upper portion 5, a shaft hole portion 6 and a butterfly plate lower portion 7, the butterfly plate lower portion is arranged on the front side below the shaft hole portion, the butterfly plate upper portion is arranged on the rear side above the shaft hole portion, and a shaft hole in the shaft hole portion is penetrated and connected through a rotating rod.
A pneumatic butterfly valve convenient to install, the section of the inner cavity of the butterfly valve is circular, and a first arc-shaped bulge 8 corresponding to the back of the lower part of a butterfly plate is arranged on the wall of the circular lower cavity; and a second arc-shaped bulge 9 corresponding to the front surface of the upper part of the butterfly plate is arranged on the wall of the circular upper part cavity.
A pneumatic butterfly valve convenient to install, the lower part of the butterfly plate is provided with a sealing gasket 10 by attaching to a first arc-shaped bulge side; the upper part of the butterfly plate is provided with a sealing gasket 10 attached to the second arc-shaped bulge.
A pneumatic butterfly valve convenient to install is characterized in that a first arc-shaped bulge is an inwards concave cambered surface from the side close to the lower part of a butterfly plate to the other side; the second arc-shaped bulge is provided with an inward concave cambered surface from the upper side to the other side of the attaching butterfly plate.
A pneumatic butterfly valve convenient to install is characterized in that a sealing gasket is wrapped on an inwards concave cambered surface.
A pneumatic butterfly valve is easy to install, two sides of a shaft hole part are protruded from the upper part and the lower part of a butterfly plate, and the protruded parts are inserted into the inner wall of the butterfly valve and keep sliding seal.
A gap is arranged at the position close to the middle of a first arc-shaped protrusion and a second arc-shaped protrusion, and a shaft hole part penetrates through the gap.
The utility model provides a cambered surface that pneumatic butterfly valve convenient to installation, first arc arch and second arc arch are equipped with the lateral wall of laminating axle hole portion near in the centre.
A pneumatic butterfly valve convenient to install is designed to be capable of driving a butterfly plate to rotate at an increased angle for keeping sealing when the pneumatic butterfly valve is used for too long time through an inwards concave cambered surface, and the driving butterfly plate is closer to the inwards concave cambered surface.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The utility model provides a pneumatic butterfly valve convenient to installation, includes butterfly valve, butterfly plate and pneumatic box, its characterized in that: one side face of the butterfly valve is provided with a pneumatic box, one end of a rotating rod is connected with the pneumatic box and driven by the pneumatic box to rotate, and the other end of the rotating rod penetrates through one side face of the butterfly valve to be connected with a butterfly plate in an inner cavity of the butterfly valve and drives the butterfly plate to rotate along a horizontal axis to open and close the butterfly valve;
the butterfly plate is in a flat round shape, the section of the butterfly plate is divided into a butterfly plate upper part, a shaft hole part and a butterfly plate lower part, the butterfly plate lower part is arranged on the front side below the shaft hole part, the butterfly plate upper part is arranged on the rear side above the shaft hole part, and a shaft hole in the shaft hole part is penetrated and connected by a rotating rod;
the section of the inner cavity of the butterfly valve is circular, and a first arc-shaped bulge corresponding to the lower part of the butterfly plate is arranged on the cavity wall of the circular lower part; a second arc-shaped bulge corresponding to the upper part of the butterfly plate is arranged on the wall of the circular upper part cavity;
a sealing gasket is arranged on the side, attached to the first arc-shaped bulge, of the lower part of the butterfly plate; a sealing gasket is arranged on the upper part of the butterfly plate, which is attached to the second arc-shaped bulge;
the first arc-shaped bulge is provided with an inward concave cambered surface from the side close to the lower part of the butterfly plate to the other side; the second arc-shaped bulge is provided with an inward concave cambered surface from the upper side to the other side of the attaching butterfly plate.
2. An easy-to-install pneumatic butterfly valve according to claim 1, wherein: the concave cambered surface is wrapped with a sealing gasket.
3. A pneumatic butterfly valve to facilitate installation according to claim 1, wherein: both sides of the shaft hole portion are projected from the upper portion and the lower portion of the butterfly plate, and the projected portions are inserted into the inner wall of the butterfly valve and maintain sliding seal.
4. An easy-to-install pneumatic butterfly valve according to claim 1, wherein: a gap is arranged at the position close to the middle of the first arc-shaped bulge and the second arc-shaped bulge, and the gap is used for the shaft hole part to pass through.
5. An easy-to-install pneumatic butterfly valve according to claim 1, wherein: the first arc-shaped protrusion and the second arc-shaped protrusion are provided with arc surfaces which are attached to the outer side wall of the shaft hole part near the middle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222316847.3U CN218440699U (en) | 2022-08-29 | 2022-08-29 | Pneumatic butterfly valve convenient to installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222316847.3U CN218440699U (en) | 2022-08-29 | 2022-08-29 | Pneumatic butterfly valve convenient to installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218440699U true CN218440699U (en) | 2023-02-03 |
Family
ID=85096325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222316847.3U Active CN218440699U (en) | 2022-08-29 | 2022-08-29 | Pneumatic butterfly valve convenient to installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218440699U (en) |
-
2022
- 2022-08-29 CN CN202222316847.3U patent/CN218440699U/en active Active
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