CN219755373U - Butterfly valve with valve plate detachable structure - Google Patents
Butterfly valve with valve plate detachable structure Download PDFInfo
- Publication number
- CN219755373U CN219755373U CN202320893752.XU CN202320893752U CN219755373U CN 219755373 U CN219755373 U CN 219755373U CN 202320893752 U CN202320893752 U CN 202320893752U CN 219755373 U CN219755373 U CN 219755373U
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- valve plate
- butterfly valve
- positioning
- close
- valve
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- 238000009434 installation Methods 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 238000010276 construction Methods 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Lift Valve (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses a butterfly valve with a valve plate detachable structure, which comprises a butterfly valve main body, a sealing valve plate, a limiting mounting seat, an auxiliary handle and a rotating rod, wherein the sealing valve plate is arranged in the butterfly valve main body, and positioning mounting blocks are symmetrically arranged at the top end and the bottom end of the sealing valve plate. This butterfly valve with valve plate detachable construction, this butterfly valve is whole when using, through location installation piece, hollow pole, sealed valve plate, the dwang, the locating screw hole, pass through hole and positioning bolt's setting, thereby make wholly when installing, only need push into sealed valve plate between the location installation piece, afterwards utilize positioning bolt vertically to run through, thereby fix location installation piece and sealed valve plate, whole positioning bolt is hidden setting, make wholly be difficult for being corroded and worn and torn when using, wholly not fragile, the whole swiftly when the dismouting is guaranteed, wholly be convenient for carry out dismouting maintenance to sealed valve plate, whole excellent in use effect.
Description
Technical Field
The utility model relates to the technical field of butterfly valves, in particular to a butterfly valve with a valve plate detachable structure.
Background
The butterfly valve is also called as a flap valve, and is a simple-structure regulating valve, and can be used for the on-off control of low-pressure pipeline media.
The valve plate of current butterfly valve often is direct welding on the valve rod or carries out fixed mounting through mounting screw and valve rod directly, adopts welded fixed mode, and though the fixity is strong, but is difficult for dismantling, inconvenient later stage changes or cleans, and only adopts the mounting screw to fix when the live time overlength, if the locking department direct exposure of mounting screw is outside, causes erosion and abrasion with pipeline inside liquid direct contact, after a long time, wholly just is comparatively inconvenient when carrying out dismouting change.
Disclosure of Invention
The utility model aims to provide a butterfly valve with a valve plate detachable structure, which solves the problems that the valve plate of the existing butterfly valve is always directly welded on a valve rod or is directly and fixedly installed with the valve rod through an installation screw, the welded fixing mode is strong in tightness, but is not easy to detach, and is inconvenient to replace or clean in later period, and when the butterfly valve is only fixed through the installation screw, if the locking position of the installation screw is directly exposed outside and directly contacted with liquid in a pipeline when the butterfly valve is used for too long, erosion and abrasion are caused, and the whole butterfly valve is inconvenient to assemble, disassemble and replace after a long time.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a butterfly valve with valve plate detachable construction, includes butterfly valve main part, sealed valve plate, spacing mount pad, auxiliary handle and dwang, the inside of butterfly valve main part is provided with sealed valve plate, and the equal symmetry in top and the bottom of sealed valve plate is provided with the location installation piece, one side that the location installation piece is close to butterfly valve main part inner wall is the circular arc setting, and one side that sealed valve plate is close to the location installation piece is the plane setting, the butterfly valve main part is close to inside rotation respectively in location installation piece top and bottom one side and runs through sealed hollow pole and the dwang of being provided with, run through between the top and the bottom of sealed valve plate and lead to be provided with the through hole, the inside of through hole is provided with positioning bolt.
Preferably, the outer surface of one side of the hollow rod, which is close to the top end, is fixedly provided with a worm wheel in a penetrating manner, one side of the butterfly valve main body, which is close to the worm wheel, is provided with a limiting installation seat, a driving worm is rotatably and fixedly arranged in the limiting installation seat in a penetrating manner, one side of the driving worm is connected with one side of the worm wheel in a meshed manner, and one end of the driving worm is fixedly provided with an auxiliary handle;
by adopting the technical scheme, when the whole valve is used, the worm can be driven by rotation, so that the worm wheel and the hollow rod are driven to rotate, the sealing valve plate at the bottom end is rotated simultaneously, and the whole valve is opened and closed conveniently.
Preferably, one side of the positioning mounting block, which is close to the sealing valve plate, is embedded with a positioning clamping groove, two sides of the positioning clamping groove are communicated with two sides of the positioning mounting block in a penetrating way, and the plane side of the sealing valve plate is abutted against the inner wall of the positioning clamping groove;
adopt above-mentioned technical scheme to make wholly when using, can pass through the setting of location draw-in groove to make sealed valve plate wholly more convenient when carrying out the dismouting, holistic installation stability is higher simultaneously, and holistic result of use is better.
Preferably, the inner walls of the positioning clamping grooves are fixedly provided with sealing gaskets in a abutting mode, and the outer surfaces of one sides of the sealing gaskets are abutted against the outer surfaces of one sides of the sealing valve plates for abutting sealing;
by adopting the technical scheme, the whole body is used, and the sealing gasket is arranged when the whole body is used, so that the sealing valve plate is higher in overall tightness when the whole body is installed.
Preferably, a positioning threaded hole is embedded in the rotating rod near the top end of the through hole, and the bottom end thread of the positioning bolt is arranged in the positioning threaded hole in the top end of the rotating rod;
by adopting the technical scheme, when the whole device is used, the whole device can be installed through the positioning bolt and the positioning threaded hole, so that the stability of the whole installation of the positioning bolt is ensured, and the whole using effect is ensured.
Preferably, the top end of the positioning bolt is installed inside one side, close to the top end, of the hollow rod in a penetrating way, an auxiliary groove is embedded in the outer surface of the top end of the positioning bolt, and a threaded abutting cover is arranged in the embedded threaded connection inside the top end of the hollow rod;
by adopting the technical scheme, when the whole hollow rod is used, the screw thread can be abutted against the cover so as to isolate and protect the positioning bolt inside the top end of the hollow rod.
Compared with the prior art, the utility model has the beneficial effects that: this butterfly valve with valve plate detachable construction:
1. when the butterfly valve is integrally used, the positioning mounting blocks, the hollow rods, the sealing valve plates, the rotating rods, the positioning threaded holes, the through holes and the positioning bolts are arranged, so that the sealing valve plates are only required to be pushed between the positioning mounting blocks when the butterfly valve is integrally installed, and then the positioning bolts longitudinally penetrate the butterfly valve, so that the positioning mounting blocks and the sealing valve plates are fixed, and the integral positioning bolts are arranged in a hidden mode, so that the butterfly valve is not easy to corrode and wear when being used, is not easy to damage, ensures the rapidity of the butterfly valve when being assembled and disassembled, is convenient to assemble, overhaul and replace the sealing valve plates integrally, and has good integral use effect;
2. when the butterfly valve is used wholly, the positioning clamping groove is formed in the positioning mounting block in a penetrating mode, so that the whole is convenient to conflict and position the sealing valve plate during mounting, the hollow rod is guaranteed to stably drive the sealing valve plate to rotate during rotation, the situation that rotation is not coordinated is not easy to occur wholly, meanwhile, the sealing gasket is fixedly arranged on the inner wall of the positioning clamping groove in an adhering mode, the tightness of the whole sealing valve plate during mounting is guaranteed, and the isolated sealing effect of the butterfly valve body is guaranteed;
3. when the butterfly valve is integrally used, through the worm wheel, the limiting installation seat, the driving worm and the auxiliary handle which are arranged outside the hollow rod, the screw thread at the top end of the hollow rod is matched with the screw thread abutting cover to be arranged, so that the whole body can not drive the internal positioning bolt to rotate when the hollow rod is rotated, the whole body installation stability is ensured, and the whole body normal opening and closing operation is ensured, and the whole practicability is high.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model in an overall cross-section;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
fig. 4 is a schematic structural view of a seal valve plate and a split three-dimensional positioning mounting block of the utility model.
In the figure: 1. a butterfly valve body; 2. a sealing valve plate; 3. positioning the mounting block; 4. positioning clamping grooves; 5. a sealing gasket; 6. a hollow rod; 7. a worm wheel; 8. a limit mounting seat; 9. driving a worm; 10. an auxiliary handle; 11. a rotating lever; 12. positioning the threaded hole; 13. a through hole; 14. positioning bolts; 15. an auxiliary groove; 16. the screw thread abuts against the cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a butterfly valve with valve plate detachable construction, including butterfly valve main part 1, sealed valve plate 2, location installation piece 3, the location draw-in groove 4, sealed pad 5, hollow pole 6, worm wheel 7, spacing mount pad 8, driving worm 9, auxiliary handle 10, dwang 11, the location screw hole 12, through-hole 13, positioning bolt 14, auxiliary groove 15 and screw thread conflict lid 16, butterfly valve main part 1's inside is provided with sealed valve plate 2, and sealed valve plate 2's top and bottom all symmetry are provided with location installation piece 3, one side that location installation piece 3 is close to butterfly valve main part 1 inner wall is the circular arc setting, and sealed valve plate 2 is close to one side of location installation piece 3 and is the plane setting, butterfly valve main part 1 is close to inside rotation respectively of location installation piece 3 top and bottom one side and runs through sealed hollow pole 6 and the dwang 11, run through between sealed valve plate 2's top and the bottom and run through and be provided with through hole 13, the inside of through hole 13 is provided with positioning bolt 14.
The outer surface of one side of the hollow rod 6, which is close to the top, is penetrated and fixedly provided with a worm wheel 7, one side of the butterfly valve main body 1, which is close to the worm wheel 7, is provided with a limit installation seat 8, the inside of the limit installation seat 8 is penetrated and installed with a driving worm 9, one side of the driving worm 9 is connected with one side of the worm wheel 7 in a meshed mode, one end of the driving worm 9 is fixedly provided with an auxiliary handle 10, when the butterfly valve is used, the whole butterfly valve is required to be disassembled, replaced and overhauled, the auxiliary handle 10 on one side is firstly rotated, the rotation of the auxiliary handle 10 is utilized, the driving worm 9 is driven to rotate simultaneously, and the rotation of the driving worm 9 is utilized, so that the worm wheel 7, the hollow rod 6 and the sealing valve plate 2 at the bottom are driven to rotate integrally, and two sides of the sealing valve plate 2 face the output end and the input end of the butterfly valve, so that later extraction is facilitated.
The positioning and mounting block 3 is provided with a positioning clamping groove 4 in an embedded manner on one side close to the sealing valve plate 2, two sides of the positioning clamping groove 4 are communicated with two sides of the positioning and mounting block 3 in a penetrating manner, and the plane side of the sealing valve plate 2 is abutted against the inner wall of the positioning clamping groove 4; the fixed sealed pad 5 that is provided with of equal laminating on the inner wall of positioning card groove 4, the one side surface of sealed pad 5 all contradicts the laminating with one side surface of sealed valve plate 2 and seals, and this butterfly valve is whole when using, through positioning card groove 4 and the installation setting of sealed pad 5 to make sealed valve plate 2 wholly more convenient at the in-process of installation dismantlement, can directly take out or support into, after the integral erection simultaneously, guarantee holistic installation stability, wholly use the convenience height.
The rotating rod 11 is embedded into a positioning threaded hole 12 near the top end of the through hole 13, and the bottom end thread of the positioning bolt 14 is arranged in the positioning threaded hole 12 inside the top end of the rotating rod 11; the top of positioning bolt 14 runs through and installs inside one side that is close to the top at hollow pole 6, the top surface embedded of positioning bolt 14 is provided with auxiliary groove 15, the inside embedded threaded connection in hollow pole 6 top is provided with screw thread conflict lid 16, wholly when using, after sealing valve plate 2 wholly rotates certain position, rotate the screw thread conflict lid 16 on top and take out this moment, afterwards utilize the hexagonal spanner conflict to advance in auxiliary groove 15, rotate positioning bolt 14 wholly, thereby make the bottom of positioning bolt 14 break away from the inside of locating screw hole 12, afterwards take positioning bolt 14 wholly out, wholly take out the back, wholly follow the side with sealing valve plate 2 again and pull out can accomplish the dismantlement, whole convenient to use.
Working principle: when the butterfly valve with the valve plate detachable structure is used, the butterfly valve is integrally used, the thread abutting cover 16 is arranged at the top end of the hollow rod 6, so that the positioning bolt 14 is isolated and protected, the integral service life of the hollow rod 6 is prolonged, the integral use effect is guaranteed, the integral practicability is improved, standard parts used by the butterfly valve can be purchased from the market, special-shaped parts can be customized according to description of the specification and the drawing, the specific connection modes of the parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the mechanical, part and equipment adopt conventional modes in the prior art, the conventional model and the conventional connection mode in the prior art are adopted for circuit connection, and details which are not described in detail in the specification belong to the prior art known to the expert in the field.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Butterfly valve with valve plate detachable construction, including butterfly valve main part (1), sealed valve plate (2), spacing mount pad (8), auxiliary handle (10) and dwang (11), its characterized in that: the inside of butterfly valve main part (1) is provided with sealed valve plate (2), and the equal symmetry in top and the bottom of sealed valve plate (2) is provided with location installation piece (3), one side that location installation piece (3) are close to butterfly valve main part (1) inner wall is the circular arc setting, and one side that sealed valve plate (2) are close to location installation piece (3) is the plane setting, inside rotation is close to location installation piece (3) top and bottom one side respectively runs through sealedly and is provided with hollow rod (6) and dwang (11), run through between the top and the bottom of sealed valve plate (2) and lead to be provided with through hole (13), the inside of through hole (13) is provided with positioning bolt (14).
2. A butterfly valve provided with a removable structure of a valve plate according to claim 1, wherein: the butterfly valve is characterized in that a worm wheel (7) is fixedly arranged on the outer surface of one side, close to the top end, of the hollow rod (6) in a penetrating mode, a limiting installation seat (8) is arranged on one side, close to the worm wheel (7), of the butterfly valve body (1), a driving worm (9) is arranged in a penetrating mode in a rotating mode in the limiting installation seat (8), one side of the driving worm (9) is connected with one side of the worm wheel (7) in a meshed mode, and an auxiliary handle (10) is fixedly arranged at one end of the driving worm (9) in a mounting mode.
3. A butterfly valve provided with a removable structure of a valve plate according to claim 1, wherein: one side of the positioning installation block (3) close to the sealing valve plate (2) is provided with a positioning clamping groove (4) in an embedded mode, two sides of the positioning clamping groove (4) are communicated with two sides of the positioning installation block (3), and the plane side of the sealing valve plate (2) is abutted to the inner wall of the positioning clamping groove (4).
4. A butterfly valve provided with a removable structure of a valve plate according to claim 3, wherein: the inner wall of the positioning clamping groove (4) is fixedly provided with a sealing gasket (5) in a fit mode, and one side outer surface of the sealing gasket (5) is in contact fit and seal with one side outer surface of the sealing valve plate (2).
5. A butterfly valve provided with a removable structure of a valve plate according to claim 1, wherein: the rotary rod (11) is provided with a positioning threaded hole (12) close to the inside embedded in the top end of the through hole (13), and the bottom end thread of the positioning bolt (14) is installed in the positioning threaded hole (12) in the inside of the top end of the rotary rod (11).
6. A butterfly valve provided with a removable structure of a valve plate according to claim 1, wherein: the top of the positioning bolt (14) is installed inside one side, close to the top, of the hollow rod (6) in a penetrating mode, an auxiliary groove (15) is embedded in the outer surface of the top of the positioning bolt (14), and a threaded abutting cover (16) is arranged in the embedded threaded connection of the top of the hollow rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320893752.XU CN219755373U (en) | 2023-04-20 | 2023-04-20 | Butterfly valve with valve plate detachable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320893752.XU CN219755373U (en) | 2023-04-20 | 2023-04-20 | Butterfly valve with valve plate detachable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219755373U true CN219755373U (en) | 2023-09-26 |
Family
ID=88072785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320893752.XU Active CN219755373U (en) | 2023-04-20 | 2023-04-20 | Butterfly valve with valve plate detachable structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219755373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117967805A (en) * | 2024-04-01 | 2024-05-03 | 南通市力沛流体阀业有限公司 | Wear-resistant sealing butterfly valve |
-
2023
- 2023-04-20 CN CN202320893752.XU patent/CN219755373U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117967805A (en) * | 2024-04-01 | 2024-05-03 | 南通市力沛流体阀业有限公司 | Wear-resistant sealing butterfly valve |
| CN117967805B (en) * | 2024-04-01 | 2024-05-28 | 南通市力沛流体阀业有限公司 | Wear-resistant sealing butterfly valve |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |