CN220452746U - Special anti-corrosion butterfly valve for seawater - Google Patents
Special anti-corrosion butterfly valve for seawater Download PDFInfo
- Publication number
- CN220452746U CN220452746U CN202320857161.7U CN202320857161U CN220452746U CN 220452746 U CN220452746 U CN 220452746U CN 202320857161 U CN202320857161 U CN 202320857161U CN 220452746 U CN220452746 U CN 220452746U
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- China
- Prior art keywords
- fixedly connected
- corrosion
- seawater
- valve body
- butterfly
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- 238000005260 corrosion Methods 0.000 title claims abstract description 31
- 239000013535 sea water Substances 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000001125 extrusion Methods 0.000 claims abstract description 6
- 238000005096 rolling process Methods 0.000 claims description 9
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 6
- 238000010030 laminating Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model relates to the technical field of butterfly valves, and discloses a special anti-corrosion butterfly valve for seawater, which comprises a valve body, wherein the top of the valve body is fixedly connected with a fixed sleeve, the inside of the valve body is movably connected with an extrusion butterfly plate, the top of the butterfly plate is fixedly connected with a connecting rotating rod, the top of the connecting rotating rod is fixedly connected with a connecting rotating disc, and the surface of the butterfly plate is fixedly connected with an anti-corrosion rubber pad; the utility model is convenient for the anti-corrosion rubber pad to ensure mutual extrusion with the inner wall of the valve body through the anti-corrosion rubber pad and the inflatable sealing mechanism, thereby ensuring sealing, meanwhile, the anti-corrosion rubber pads can be matched with the inflatable sealing mechanisms, so that the sealing performance of the inflatable sealing mechanisms can be improved, the overall anti-corrosion performance can be improved, the sealing performance is ensured, the seawater can be stably cut off, and the operation is convenient.
Description
Technical Field
The utility model relates to the technical field of butterfly valves, in particular to a special anti-corrosion butterfly valve for seawater.
Background
The butterfly valve is also called as flap valve, and is a simple-structure regulating valve, and can be used for opening and closing low-pressure pipeline medium, and the butterfly valve is characterized by that its closing member (valve clack or butterfly plate) is made into the form of disk, and can be rotated around valve shaft to implement opening and closing operation, and the valve can be used for controlling the flow of various fluids of air, water, steam, various corrosive mediums, slurry, oil, liquid metal and radioactive medium, etc., on the pipeline, mainly can implement cutting-off and throttling action, and its opening and closing member is made into the form of disk, and can be rotated around its own axis in the valve body so as to attain the goal of opening and closing or regulating.
When the prior butterfly valve cuts off and controls the transportation of seawater, the seawater has certain corrosion capability, so that the edge and the surface of the butterfly plate of the butterfly valve are corroded, the long-time use makes the whole leakproofness of butterfly valve reduce, and then leads to can not cut off rivers well, and for this reason, we propose a special anticorrosive butterfly valve of sea water.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a special anti-corrosion butterfly valve for seawater, which aims to solve the problems in the background art.
The utility model provides the following technical scheme: the special anti-corrosion butterfly valve for the seawater comprises a valve body, wherein the top of the valve body is fixedly connected with a fixed sleeve, the inside of the valve body is movably connected with an extrusion butterfly plate, the top of the butterfly plate is fixedly connected with a connection rotating rod, the top of the connection rotating rod is fixedly connected with a connection rotating disc, and the surface of the butterfly plate is fixedly connected with an anti-corrosion rubber pad;
further, the inside swing joint who connects the rolling disc has movable stop gear, fixed sleeve's surface outside top is fixedly connected with respectively and opens the position sleeve piece and close the position sleeve piece.
Further, an inflatable sealing mechanism is fixedly connected inside the valve body.
Further, the movable limiting mechanism comprises a movable positioning inserted bar, the movable positioning inserted bar is movably connected with the inside of the connecting rotating disc, and penetrates through the inside of the connecting rotating disc, the top end of the movable positioning inserted bar is fixedly connected with a connecting pull ring, and the outer side of the surface of the movable positioning inserted bar is fixedly sleeved with a fixed limiting collar.
Further, through holes matched with the bottom ends of the movable positioning inserted rods are formed in the opening positioning sleeve blocks and the closing positioning sleeve blocks.
Further, the inflatable sealing mechanism comprises a rubber air bag, a fixed mounting groove matched with the rubber air bag is formed in the valve body, an inflation tube and an exhaust tube are fixedly connected to the surface of the rubber air bag, and an inflation thread sleeve and an exhaust thread sleeve are respectively and fixedly connected to the end parts of the inflation tube and the exhaust tube.
Further, the surface of the rubber air bag is mutually attached to the edge of the anti-corrosion rubber pad.
The utility model has the technical effects and advantages that:
1. according to the utility model, through the anti-corrosion rubber pad and the inflatable sealing mechanism, the anti-corrosion rubber pad can be conveniently extruded with the inner wall of the valve body, so that sealing can be ensured, meanwhile, the anti-corrosion rubber pad can be mutually matched with the inflatable sealing mechanism, the sealing performance between the anti-corrosion rubber pad and the inflatable sealing mechanism can be improved, the integral anti-corrosion performance can be improved, the sealing performance is ensured, sea water can be stably cut off, and the operation is convenient.
2. According to the utility model, through the movable limiting mechanism, the opening positioning sleeve block and the closing positioning sleeve block, the valve body can be stably in an opening state by being convenient for the mutual matching between the movable limiting mechanism and the opening positioning sleeve block, and meanwhile, the valve body can be stably in a closing state by being matched with the closing positioning sleeve block by the movable limiting mechanism, so that the whole device can be stably used, and the operation is convenient.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic structural view of a movable limiting mechanism of the present utility model.
Fig. 3 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.
FIG. 4 is a schematic view of the inflatable sealing mechanism of the present utility model.
The reference numerals are: 1. a valve body; 2. a fixed sleeve; 3. an inflatable sealing mechanism; 4. a butterfly plate; 5. connecting a rotating rod; 6. the rotating disc is connected; 7. a movable limiting mechanism; 8. an anti-corrosion rubber pad; 9. opening the positioning sleeve block; 10. closing the positioning sleeve block; 11. a fixed mounting groove; 12. a rubber air bag; 13. an inflation tube; 14. an inflatable thread kit; 15. an exhaust pipe; 16. a vent thread kit; 17. a movable positioning inserted link; 18. the connecting pull ring; 19. and fixing the limit lantern ring.
Detailed Description
The embodiments of the present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which the embodiments of the present utility model are shown by way of illustration only, and the utility model is not limited to the embodiments of the present utility model, but other embodiments of the present utility model will be apparent to those skilled in the art without making any inventive effort.
Referring to fig. 1-4, the utility model provides a special anti-corrosion butterfly valve for seawater, which comprises a valve body 1, wherein the top of the valve body 1 is fixedly connected with a fixed sleeve 2, the inside of the valve body 1 is movably connected with an extrusion butterfly plate 4, the top of the butterfly plate 4 is fixedly connected with a connecting rotating rod 5, the top of the connecting rotating rod 5 is fixedly connected with a connecting rotating disc 6, and the surface of the butterfly plate 4 is fixedly connected with an anti-corrosion rubber pad 8;
wherein, the inside swing joint who connects rolling disc 6 has movable stop gear 7, and the surface outside top of fixed sleeve 2 is fixedly connected with respectively and opens locating sleeve piece 9 and close locating sleeve piece 10.
Wherein, the inside fixedly connected with inflation sealing mechanism 3 of valve body 1 is convenient for through inflation sealing mechanism 3 can guarantee with the inseparable laminating between the anticorrosion rubber pad 8 to can guarantee the leakproofness each other.
Wherein, movable stop gear 7 includes movable location inserted bar 17, movable location inserted bar 17 and the inside reciprocal swing joint who connects rolling disc 6, and run through in the inside of connecting rolling disc 6, the top fixedly connected with of movable location inserted bar 17 connects pull ring 18, fixed spacing lantern ring 19 has been cup jointed in the fixed outside of the surface of movable location inserted bar 17, when being convenient for connect rolling disc 6 and drive connect rolling rod 5 and butterfly plate 4 and rotate, can drive movable location inserted bar 17 and deflect, pull upward connecting pull ring 18, drive movable location inserted bar 17 and remove, when valve body 1 is in when opening completely or closing completely, the bottom of movable location inserted bar 17 can move downwards, insert respectively and open the inside of position sleeve piece 9 and closed position sleeve piece 10, stabilize state and position, convenient operation.
Wherein, the inside of opening the locating sleeve piece 9 and closing the locating sleeve piece 10 all has seted up the through-hole with movable location inserted bar 17 bottom looks adaptation, and the bottom of the movable location inserted bar 17 of being convenient for can insert the position of opening the locating sleeve piece 9 and closing the locating sleeve piece 10 fast to connect the use.
Wherein, the inflatable sealing mechanism 3 includes rubber gasbag 12, the inside of valve body 1 has seted up the fixed mounting recess 11 with rubber gasbag 12 looks adaptation, the fixed surface of rubber gasbag 12 is connected with gas tube 13 and blast pipe 15, the tip of gas tube 13 and blast pipe 15 is fixedly connected with respectively and is inflated thread external member 14 and exhaust thread external member 16, be convenient for be connected with outside air pump through inflation thread external member 14, simultaneously exhaust thread external member 16 can be connected with the relief valve between, can make the inside of air pump to rubber gasbag 12 inflate through gas tube 13, make rubber gasbag 12 can expand, cause the extrusion to the edge of anticorrosion rubber pad 8, thereby can provide better leakproofness, can cut off the sea water completely, convenient operation.
Wherein, the surface of rubber gasbag 12 is laminated with the edge of anti-corrosion rubber pad 8 each other, and the anti-corrosion rubber pad 8 of being convenient for can laminate each other with rubber gasbag 12 between, guarantees the sealing performance between the two.
The working principle of the utility model is as follows: in the use, be connected with the relief valve with the exhaust thread external member 16, be connected between the output tube of air pump of inflation thread external member 14 simultaneously, when needs are closed with valve body 1 wholly, will connect pull ring 18 upwards to stimulate, make the bottom of activity location inserted bar 17 can follow the inside of opening the position cover piece 9 and take out, will connect rolling disc 6, connect rolling rod 5, butterfly plate 4 and anticorrosion rubber pad 8 and rotate, drive activity location inserted bar 17 and remove, when activity location inserted bar 17 is in the top of closing the position cover piece 10, activity location inserted bar 17 can move downwards, make the bottom of activity location inserted bar 17 insert the inside of closing the position cover piece 10 fast, thereby restrict fixedly, make valve body 1 be in the state of closing, then with the air pump to the inside of rubber gasbag 12 through gas tube 13, make rubber gasbag 12 expand, extrude the laminating each other with the edge of anticorrosion rubber pad 8, thereby can guarantee the leakproofness, and then can cut off the sea water completely when being in the state of closing, the operation is convenient.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides a special anticorrosive butterfly valve of sea water, includes valve body (1), its characterized in that: the novel valve is characterized in that the top of the valve body (1) is fixedly connected with a fixed sleeve (2), the inside of the valve body (1) is movably connected with an extrusion butterfly plate (4), the top of the butterfly plate (4) is fixedly connected with a connection rotating rod (5), the top of the connection rotating rod (5) is fixedly connected with a connection rotating disc (6), and the surface of the butterfly plate (4) is fixedly connected with an anti-corrosion rubber pad (8).
2. The seawater-specific anti-corrosion butterfly valve of claim 1, wherein: the inside swing joint who connects rolling disc (6) has movable stop gear (7), the surface outside top of fixed sleeve (2) is fixedly connected with respectively and opens locating sleeve piece (9) and close locating sleeve piece (10).
3. The seawater-specific anti-corrosion butterfly valve of claim 1, wherein: the inside of the valve body (1) is fixedly connected with an inflatable sealing mechanism (3).
4. The seawater-specific anti-corrosion butterfly valve of claim 2, wherein: the movable limiting mechanism (7) comprises a movable positioning inserted link (17), the movable positioning inserted link (17) is movably connected with the inside of the connecting rotating disc (6) and penetrates through the inside of the connecting rotating disc (6), the top end of the movable positioning inserted link (17) is fixedly connected with a connecting pull ring (18), and the outer side of the surface of the movable positioning inserted link (17) is fixedly sleeved with a fixed limiting collar (19).
5. The seawater-specific anti-corrosion butterfly valve of claim 2, wherein: the inside of opening locating sleeve piece (9) and closing locating sleeve piece (10) all has seted up the through-hole with movable location inserted bar (17) bottom looks adaptation.
6. A seawater specific anti-corrosive butterfly valve according to claim 3, wherein: the inflatable sealing mechanism (3) comprises a rubber air bag (12), a fixed mounting groove (11) matched with the rubber air bag (12) is formed in the valve body (1), an inflation tube (13) and an exhaust tube (15) are fixedly connected to the surface of the rubber air bag (12), and an inflation thread sleeve (14) and an exhaust thread sleeve (16) are fixedly connected to the end portions of the inflation tube (13) and the end portion of the exhaust tube (15) respectively.
7. The seawater-specific anti-corrosion butterfly valve of claim 6, wherein: the surface of the rubber air bag (12) is mutually attached to the edge of the anti-corrosion rubber pad (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320857161.7U CN220452746U (en) | 2023-04-18 | 2023-04-18 | Special anti-corrosion butterfly valve for seawater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320857161.7U CN220452746U (en) | 2023-04-18 | 2023-04-18 | Special anti-corrosion butterfly valve for seawater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220452746U true CN220452746U (en) | 2024-02-06 |
Family
ID=89733013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320857161.7U Active CN220452746U (en) | 2023-04-18 | 2023-04-18 | Special anti-corrosion butterfly valve for seawater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220452746U (en) |
-
2023
- 2023-04-18 CN CN202320857161.7U patent/CN220452746U/en active Active
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| GR01 | Patent grant |