CN211951592U - Valve body for butterfly valve - Google Patents
Valve body for butterfly valve Download PDFInfo
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- CN211951592U CN211951592U CN202020107406.0U CN202020107406U CN211951592U CN 211951592 U CN211951592 U CN 211951592U CN 202020107406 U CN202020107406 U CN 202020107406U CN 211951592 U CN211951592 U CN 211951592U
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- butterfly
- valve body
- butterfly valve
- installation pipe
- intaking
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Abstract
The utility model discloses a valve body for butterfly valve, including mounting flange, valve body buffering plectane, butterfly valve body, first butterfly rod installation pipe and second butterfly rod installation pipe, mounting flange is all installed at the both ends of butterfly valve body, first butterfly rod installation pipe is installed at the top of butterfly valve body, and the bottom of butterfly valve body installs second butterfly rod installation pipe, the bearing is installed to the inside bottom of second butterfly rod installation pipe. The utility model discloses install valve body buffering plectane to be provided with first opening of intaking, the opening of intaking of second, inside cushion chamber and buffering delivery port on valve body buffering plectane, the fluid enters into inside cushion chamber through first opening of intaking and the opening of intaking of second, make the fluid produce the offset inside the inside cushion chamber, the fluid strikes each other can effectively reduce the fluid flow rate, reduce fluidic impact force, not only can effectively play the buffering effect, still can avoid the great butterfly valve butterfly plate wearing and tearing that causes of fluid impact force.
Description
Technical Field
The utility model relates to a butterfly valve technical field specifically is a valve body for butterfly valve.
Background
A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve with a closing member (valve clack or butterfly plate) which is a disc and rotates around a valve shaft to open and close, the valve can be used for controlling the flow of various fluids such as air, water, steam, various corrosive media, slurry, oil, liquid metal, radioactive media and the like, and mainly plays the roles of cutting off and throttling on a pipeline, the butterfly valve opening and closing member is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in a valve body so as to achieve the purposes of opening, closing and regulating, the valve body is a main part in the butterfly valve, different mechanical manufacturing methods are provided according to pressure grades, when the existing valve body is used, the fluid flows into the valve body, when the flow rate of the fluid is high, the fluid is buffered through the butterfly plate, however, when the butterfly plate is in an open, the area of contact of butterfly plate and fluidic is less, and the buffering effect that can play is limited, and the fluid strikes the butterfly plate and causes the butterfly plate wearing and tearing easily, reduces the life of butterfly plate, and simultaneously, the flange at current butterfly valve is welded on the valve body for the flange at valve body both ends is most, and the flange can not directly be taken off from the valve body and change, is not convenient for insert the different pipelines with the valve body, uses comparatively inconveniently, and the suitability of valve body is also relatively poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a valve body for butterfly valve to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a valve body for butterfly valve, includes mounting flange, valve body buffering plectane, butterfly valve body, first butterfly pole installation pipe and second butterfly pole installation pipe, mounting flange is all installed at the both ends of butterfly valve body, first butterfly pole installation pipe is installed at the top of butterfly valve body, and the bottom of butterfly valve body installs second butterfly pole installation pipe, the inside bottom of second butterfly pole installation pipe installs the bearing, and the internally mounted of bearing has butterfly valve butterfly pole, butterfly valve butterfly pole passes the butterfly valve body and extends to the inside of first butterfly pole installation pipe, and the butterfly board is installed in the outside of butterfly valve butterfly pole, the one end that mounting flange is close to the butterfly valve body all is provided with the valve body connection slot.
Preferably, the inside of mounting flange all evenly is provided with four sets of flange fixed orificess, and the inside of flange fixed orifices all installs construction bolt, two sets of installation nuts are all installed to the all screw threads in the outside of construction bolt.
Preferably, the internally mounted of butterfly valve body has the valve body to cushion the plectane, and the inside intermediate position department of valve body buffering plectane is provided with inside cushion chamber, the one end symmetry that butterfly valve butterfly plate was kept away from to valve body buffering plectane is provided with a set of second opening of intaking, and the second opening of intaking all communicates with inside cushion chamber, the valve body buffering plectane is close to the intermediate position department of second opening one end of intaking and is provided with first opening of intaking, and first opening of intaking and inside cushion chamber intercommunication, the one end that the second opening of intaking was kept away from to valve body buffering plectane is provided with the buffering delivery port, and buffers delivery port and inside cushion chamber intercommunication.
Preferably, the mounting flanges are uniformly provided with flange butt joint holes inside.
Preferably, the inner side of the first butterfly rod mounting pipe is provided with a sealing rubber ring.
Preferably, the outer side of the butterfly valve body is provided with an anti-rust layer.
Compared with the prior art, the beneficial effects of the utility model are that: the valve body for the butterfly valve is provided with a valve body buffer circular plate, the valve body buffer circular plate is provided with a first water inlet through hole, a second water inlet through hole, an internal buffer cavity and a buffer water outlet, fluid enters the internal buffer cavity through the first water inlet through hole and the second water inlet through hole, the fluid generates opposite impact in the internal buffer cavity, the fluid impacts with each other to effectively reduce the fluid flow rate and the impact force of the fluid, the buffer effect can be effectively achieved, the abrasion of the butterfly valve plate caused by the large fluid impact force can be avoided, meanwhile, the mounting flange is provided with the mounting bolt, the mounting bolt and the mounting nut, the mounting nut is unscrewed from the outer side of the mounting bolt, the mounting bolt can be taken out from a flange fixing hole, the limit of the mounting bolt on the mounting flange can be relieved, the mounting flange can be taken out from the butterfly valve body, and the mounting flanges with, the butterfly valve body is convenient to insert into different pipelines, the device is convenient to use, and the applicability is strong.
Drawings
Fig. 1 is a schematic front sectional view of the present invention;
fig. 2 is a schematic front view of the present invention;
fig. 3 is a schematic side view and sectional view of the mounting flange of the present invention.
In the figure: 1. installing a flange; 2. a first water inlet port; 3. a second water inlet port; 4. a valve body buffer circular plate; 5. a butterfly valve body; 6. the first butterfly rod is provided with a pipe; 7. a butterfly valve rod; 8. installing a bolt; 9. a flange butt joint hole; 10. installing a nut; 11. a flange fixing hole; 12. an internal buffer chamber; 13. a buffer water outlet; 14. a butterfly valve and a butterfly plate; 15. the second butterfly rod is provided with a pipe; 16. a bearing; 17. a rust-proof layer; 18. the valve body is connected with the slot.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a valve body for butterfly valve, including mounting flange 1, valve body buffering plectane 4, butterfly valve body 5, first butterfly rod installation pipe 6 and second butterfly rod installation pipe 15, mounting flange 1 is all installed at butterfly valve body 5's both ends, first butterfly rod installation pipe 6 is installed at butterfly valve body 5's top, and second butterfly rod installation pipe 15 is installed to butterfly valve body 5's bottom, bearing 16 is installed to the inside bottom of second butterfly rod installation pipe 15, and bearing 16's internally mounted has butterfly valve butterfly rod 7, butterfly valve butterfly rod 7 passes butterfly valve body 5 and extends to the inside of first butterfly rod installation pipe 6, and butterfly plate 14 is installed in the outside of butterfly valve butterfly rod 7, the one end that mounting flange 1 is close to butterfly valve body 5 all is provided with valve body connection slot 18.
In this implementation:
further, mounting flange 1's inside all evenly is provided with four sets of flange fixed orificess 11 of group, and mounting bolt 8 is all installed to flange fixed orifices 11's inside, two sets of mounting nut 10 are all installed to mounting bolt 8's the outside screw thread, screw mounting nut 10 off from the mounting bolt 8 outside, can take out mounting bolt 8 from flange fixed orifices 11, thereby can remove mounting bolt 8 spacing to mounting flange 1, make mounting flange 1 can follow butterfly valve body 5 and take off, thereby removable not mounting flange 1 of equidimension, be convenient for insert different pipelines with butterfly valve body 5, the device is used comparatively conveniently, the suitability is stronger.
Further, a valve body buffer circular plate 4 is arranged inside the butterfly valve body 5, an internal buffer cavity 12 is arranged at the middle position inside the valve body buffer circular plate 4, a group of second water inlet ports 3 are symmetrically arranged at one end of the valve body buffer circular plate 4 far away from the butterfly valve butterfly plate 14, the second water inlet ports 3 are communicated with the internal buffer cavity 12, a first water inlet port 2 is arranged at the middle position of the valve body buffer circular plate 4 near one end of the second water inlet ports 3, the first water inlet port 2 is communicated with the internal buffer cavity 12, a buffer water outlet 13 is arranged at one end of the valve body buffer circular plate 4 far away from the second water inlet ports 3, the buffer water outlet 13 is communicated with the internal buffer cavity 12, fluid enters the internal buffer cavity 12 through the first water inlet port 2 and the second water inlet port 3, so that the fluid generates opposite flushing inside the internal buffer cavity 12, and the flow rate of the fluid can be effectively reduced by mutual impact, the impact force of the fluid is reduced, the buffering effect can be effectively achieved, and the butterfly plate 14 of the butterfly valve can be prevented from being abraded due to the fact that the impact force of the fluid is large.
Furthermore, flange butt joint holes 9 are uniformly formed in the mounting flange 1, so that the mounting flange 1 can be conveniently butted with a pipeline.
Furthermore, the inner side of the first butterfly rod installation pipe 6 is provided with a sealing rubber ring, so that fluid is prevented from leaking out of the first butterfly rod installation pipe 6, and the sealing performance is improved.
Further, the outer side of the butterfly valve body 5 is provided with an antirust layer 17, so that the butterfly valve body 5 is prevented from being rusted, and the service life of the butterfly valve body 5 is prolonged.
The working principle is as follows: during installation, two groups of mounting flanges 1 are respectively placed at two ends of a butterfly valve body 5, then two ends of the butterfly valve body 5 are respectively clamped into valve body connecting slots 18 on the mounting flanges 1, mounting bolts 8 are simultaneously inserted into flange fixing holes 11 on the two groups of mounting flanges 1, mounting nuts 10 are screwed on the outer sides of the mounting bolts 8, the mounting nuts 10 are tightly attached to the outer sides of the mounting flanges 1, the positions of the mounting bolts 8 are fixed, the mounting flanges 1 can be mounted on the butterfly valve body 5 through the limiting of the mounting bolts 8 on the mounting flanges 1, when in use, fluid enters an inner buffer cavity 12 through a first water inlet port 2 and a second water inlet port 3, the fluid generates opposite flushing in the inner buffer cavity 12, the fluid impacts each other to effectively reduce the flow rate of the fluid and the impact force of the fluid, the buffered fluid flows into the butterfly valve body 5 through a buffer water outlet 13, not only can effectively play the buffering effect, still can avoid the great butterfly valve butterfly plate 14 wearing and tearing that cause of fluid impact force, thereby need install not mounting flange 1 of equidimension when inserting different pipelines with butterfly valve body 5, can change mounting flange 1 on butterfly valve body 5, screw down mounting nut 10 from mounting bolt 8's the outside earlier, then take out mounting bolt 8 from flange fixed orifices 11, can remove mounting bolt 8 spacing to mounting flange 1, take off mounting flange 1 from butterfly valve body 5 and can change mounting flange 1.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a valve body for butterfly valve, includes mounting flange (1), valve body buffering plectane (4), butterfly valve body (5), first butterfly rod installation pipe (6) and second butterfly rod installation pipe (15), its characterized in that: mounting flange (1) are all installed at the both ends of butterfly valve body (5), first butterfly rod installation pipe (6) is installed at the top of butterfly valve body (5), and the bottom of butterfly valve body (5) installs second butterfly rod installation pipe (15), bearing (16) are installed to the inside bottom of second butterfly rod installation pipe (15), and the internally mounted of bearing (16) has butterfly valve butterfly rod (7), butterfly valve butterfly rod (7) pass butterfly valve body (5) and extend to the inside of first butterfly rod installation pipe (6), and butterfly valve butterfly plate (14) are installed in the outside of butterfly valve butterfly rod (7), mounting flange (1) one end that is close to butterfly valve body (5) all is provided with valve body connection slot (18).
2. The valve body for a butterfly valve according to claim 1, characterized in that: the inside of mounting flange (1) all evenly is provided with four sets of flange fixed orificess (11), and the inside of flange fixed orifices (11) all installs construction bolt (8), two sets of construction nut (10) are all installed to the all screw threads in the outside of construction bolt (8).
3. The valve body for a butterfly valve according to claim 1, characterized in that: the internally mounted of butterfly valve body (5) has valve body buffering plectane (4), and the inside intermediate position department of valve body buffering plectane (4) is provided with inside cushion chamber (12), the one end symmetry that butterfly valve butterfly plate (14) were kept away from in valve body buffering plectane (4) is provided with a set of second opening (3) of intaking, and second opening (3) of intaking all communicate with inside cushion chamber (12), valve body buffering plectane (4) are close to the intermediate position department of second opening (3) one end of intaking and are provided with first opening (2) of intaking, and first opening (2) of intaking communicate with inside cushion chamber (12), the one end that second opening (3) of intaking was kept away from in valve body buffering plectane (4) is provided with buffering delivery port (13), and buffering delivery port (13) and inside cushion chamber (12) intercommunication.
4. The valve body for a butterfly valve according to claim 1, characterized in that: and flange butt joint holes (9) are uniformly formed in the mounting flange (1).
5. The valve body for a butterfly valve according to claim 1, characterized in that: and a sealing rubber ring is arranged on the inner side of the first butterfly rod mounting pipe (6).
6. The valve body for a butterfly valve according to claim 1, characterized in that: and an anti-rust layer (17) is arranged on the outer side of the butterfly valve body (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020107406.0U CN211951592U (en) | 2020-01-17 | 2020-01-17 | Valve body for butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020107406.0U CN211951592U (en) | 2020-01-17 | 2020-01-17 | Valve body for butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211951592U true CN211951592U (en) | 2020-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020107406.0U Active CN211951592U (en) | 2020-01-17 | 2020-01-17 | Valve body for butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211951592U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115750809A (en) * | 2022-11-10 | 2023-03-07 | 盐城市苏豪阀业有限公司 | Butterfly valve impact-resistant structure and use method thereof |
-
2020
- 2020-01-17 CN CN202020107406.0U patent/CN211951592U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115750809A (en) * | 2022-11-10 | 2023-03-07 | 盐城市苏豪阀业有限公司 | Butterfly valve impact-resistant structure and use method thereof |
| CN115750809B (en) * | 2022-11-10 | 2023-10-24 | 盐城市苏豪阀业有限公司 | Butterfly valve impact-resistant structure and use method thereof |
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