CN114776866A - Anti-vortex steady flow ball valve for water inlet pipe of hydropower station - Google Patents
Anti-vortex steady flow ball valve for water inlet pipe of hydropower station Download PDFInfo
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- CN114776866A CN114776866A CN202210378358.2A CN202210378358A CN114776866A CN 114776866 A CN114776866 A CN 114776866A CN 202210378358 A CN202210378358 A CN 202210378358A CN 114776866 A CN114776866 A CN 114776866A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 100
- 238000007789 sealing Methods 0.000 claims abstract description 59
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 26
- 238000009826 distribution Methods 0.000 claims abstract description 8
- 230000000903 blocking effect Effects 0.000 claims description 21
- 230000002441 reversible effect Effects 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 12
- 239000012634 fragment Substances 0.000 claims description 6
- 230000006641 stabilisation Effects 0.000 claims 2
- 238000011105 stabilization Methods 0.000 claims 2
- 238000002955 isolation Methods 0.000 abstract 4
- 238000000034 method Methods 0.000 description 16
- 238000005096 rolling process Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 9
- 230000008859 change Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 241000883990 Flabellum Species 0.000 description 4
- 238000005119 centrifugation Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 244000005700 microbiome Species 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000036544 posture Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K25/00—Details relating to contact between valve members and seats
- F16K25/04—Arrangements for preventing erosion, not otherwise provided for
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0605—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor with particular plug arrangements, e.g. particular shape or built-in means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention discloses an anti-vortex steady flow ball valve for a hydropower station water inlet pipeline, belonging to the technical field of ball valves, the invention discloses a flow stabilizing ball valve, which comprises a valve body, wherein two ends of the valve body are respectively provided with a connector, fastening screws are arranged on the connectors and are rotationally connected with the connectors, a clamping assembly is arranged in each connector, a sealing assembly is arranged on each connector and is connected with the sealing assembly, an isolation ball is arranged in the valve body, two sides of the isolation ball are respectively provided with a flow stabilizing ring, each flow stabilizing ring is respectively connected with the inner wall of the valve body in a sliding manner, each flow stabilizing ring is respectively connected with the isolation ball through a connecting rod, the isolation ball penetrates through the valve body and is connected with an electric control cylinder, and the electric control cylinder is connected with a power distribution cabinet through a wire.
Description
Technical Field
The invention relates to the technical field of ball valves, in particular to an anti-vortex flow stabilizing ball valve for a hydropower station water inlet pipe.
Background
In daily life, people can often see the application of various valves, particularly in a hydropower station, the valves are as small as various switch valves, the water supply valves with huge sizes are filled with the shadows of the water supply valves, in the hydropower station, a steady flow ball valve is a very important part for a water inlet pipe, in the process of supplying water in the hydropower station, if the flow rate and the form of water flow are not adjusted or limited, serious accidents can occur, pipelines are damaged slightly, the problems of pipeline leakage and the like can be caused along with the lapse of time, and a power generation device can be seriously damaged, so that the power generation fault is caused.
Under the general condition, the effect of stationary flow ball valve is the circulation of control rivers and controls the stability of rivers, people find that the form and the flow of rivers will change at stationary flow in-process rivers in the long term, the emergence of the condition such as can often take place circulation, backward flow, the vortex has led to rivers to can be in valve body and inlet tube stagnate before, the vortex also will increase the injury to the inlet tube simultaneously, and what the connected mode of these traditional stationary flow ball valve and inlet tube mostly adopted is the mode of screw fastening and rubber packing ring to seal, such connected mode not only sealed the effect poor, and the vibrations that long-time flow arouses still can cause the screw of junction not hard up problem, long this time, will arouse bigger accident.
Disclosure of Invention
The invention provides an anti-vortex flow stabilizing ball valve for a hydropower station water inlet pipeline, which can effectively solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
the steady flow ball valve comprises a valve body, wherein two ends of the valve body are respectively provided with a connecting port, the connecting ports are provided with fastening screws, the fastening screws are rotatably connected with the connecting ports, each connecting port is internally provided with a clamping assembly, each connecting port is provided with a sealing assembly, the clamping assembly is connected with the sealing assembly, the valve body is internally provided with a blocking ball, two sides of the blocking ball are respectively provided with a steady flow ring, each steady flow ring is respectively connected with the inner wall of the valve body in a sliding way, each steady flow ring is respectively connected with the blocking ball through a connecting rod, the blocking ball penetrates through the valve body to be connected with an electric control cylinder, the electric control cylinder is connected with a power distribution cabinet through a lead, after the position of a water inlet pipe is determined, the steady flow ball is fixed on a water inlet through the fastening screws on the connecting ports, the position of the clamping assembly is adjusted, then the sealing assembly can be automatically assembled and fixed, when the water inlet pipe needs to be released, the power distribution cabinet is opened, and the electric control cylinder is controlled to work, the electric control cylinder can control the shape of the blocking ball, so that the flow rate and the water outlet speed of the flow stabilizing ball valve are indirectly controlled, and the condition of the water flow in the valve body is adjusted through the flow stabilizing ring, so that the electric control cylinder adapts to the change state of the water in the valve body.
The clenching assembly comprises a plurality of clenching gears, each clenching gear is respectively arranged on a connecting arm, the connecting arm is in sliding connection with a telescopic arm, a first spring is arranged in the telescopic arm, two ends of the first spring are respectively connected with the connecting arm and the telescopic arm, the clenching gear is in rotating connection with the connecting arm, the clenching gear is meshed with a fastening rack, the fastening rack is in sliding connection with a fastening shell through a second spring, two ends of the second spring are respectively fixedly connected with a fastening rack and the inner wall of the fastening shell, the telescopic arm is in sliding connection with a sealing assembly, the fastening shell is arranged on the inner wall of the water inlet pipe before the valve body is fixed, the fastening rack in the fastening shell can lock the connecting gear, the telescopic arm can move along with the fastening shell in the locking process, the sealing state of the sealing assembly can be adjusted, the first spring and the second spring adopt strong springs, and vibration caused by water flow impact can be greatly reduced, meanwhile, the leakage problem caused by the problems of screw loosening and the like is also avoided.
Be provided with fixed slot on the clenching gear inner ring, the clenching gear passes through connecting axle and linking arm swivelling joint, be provided with fixed tooth on the connecting axle, fixed tooth and connecting axle swivelling joint, fixed tooth one side supports the connecting axle, fixed tooth passes through third spring coupling with the connecting axle, fixed tooth keeps away from connecting axle one end and supports the fixed slot on the clenching gear, after the clenching gear is gone deep into in the fastening shell, will be connected with the fastening rack, the clenching gear at this moment can only be rotatory along same direction, and unable reverse rotation, the clenching gear will firmly pin the fastening rack, the fastening rack at this moment will be supported by powerful spring's elasticity, play the effect of abundant buffering, make the contact between valve body and the delivery pipe inseparabler.
The sealing assembly comprises a sealing ring, the sealing ring is arranged on a connecting port, an elastic roll sheet is arranged in the sealing ring, a telescopic arm penetrates through the sealing ring to be fixedly connected with the elastic roll sheet, the elastic roll sheet is in sliding contact with the sealing ring, two ends of the elastic roll sheet are fixedly connected with the sealing ring, a plurality of telescopic elastic sheets are arranged on the inner wall of the sealing ring and abut against the elastic roll sheet, a plurality of flow deflectors are arranged on the inner ring of the sealing ring, each flow deflector is rotatably connected with the sealing ring through a spring shaft and abuts against the elastic roll sheet respectively, when the telescopic arm moves downwards, the elastic roll sheet is driven to be adjusted, the distance between the elastic roll sheets is increased, the elastic force on the elastic roll sheet is increased, the flow deflectors are abutted out of a sealing ring, the flow deflectors can guide water flow, the opened flow deflectors are in a zigzag shape, and bubbles in water can be crushed by the zigzag flow deflectors, the rivers of outflow valve body will be more steady, and flexible shell fragment will firmly support the elasticity and roll up the piece simultaneously, and flexible shell fragment has flexible function, realizes sealed effect.
The separation ball comprises an outer ring ball, an inner ring ball is arranged in the outer ring ball, the inner ring ball is connected with an electric control cylinder, the inner ring ball is in sliding contact with the outer ring ball, a first flow through hole is formed in the inner ring ball, a second flow through hole is formed in the outer ring ball, the outer ring ball is in sliding contact with a valve body, the outer ring ball is connected with the electric control cylinder, two sides of the outer ring ball are respectively connected with each flow stabilizing ring through connecting rods, the selection holes can pass through water flow during rotation of the rotating ring, the selection piece can be driven to rotate after the water flow passes through the selection holes, the selection piece can rotate along the direction of the water flow, the selection piece can be locked after rotating to a certain angle and can drive the reverse gear to rotate, the backflow fan blades can rotate in the direction opposite to that of the selection piece, then, the rotating ring can drive the backflow fan blades to rotate due to the rotation of the rotating ring, the backflow fan blades can generate eddy current in the direction opposite to that of the water flow, thereby reduce the production of the internal vortex of valve, also avoided simultaneously because silt that the vortex produced is thrown away to the corner by the centrifugation and forms silt and pile up the problem.
The steady flow ring comprises a sliding ring, the sliding ring is embedded into a slideway on the inner wall of the valve body and is in sliding connection with the valve body, a water through groove is arranged in the slideway, the sliding ring is connected with an outer ring ball through a connecting rod, a rotating ring is arranged on the sliding ring, a third flow through hole is arranged on the sliding ring, a rotating support is arranged in the third flow through hole and is in rotating connection with the sliding ring, teeth are arranged on the rotating support, a bevel gear is arranged on one side, close to the rotating ring, of the rotating support, the rotating support is meshed with the teeth on the rotating ring through the bevel gear, the rotating ring is in rotating connection with the sliding ring, the position of the sliding ring is controlled by the rotation of a blocking ball, the steady flow ring can be more suitable for various water flows and various eddy strength, after water supply is finished, the blocking ball resets, the sliding ring moves to the vicinity of the water through groove, water reserved in the valve body flows into the water through groove and is discharged out of the valve body, and water rich in microorganisms and silt is avoided being reserved in the valve body, reduce the corruption to the valve body, at the water supply in-process, the rotatory pillar in the slip ring will rotate, later because bevel gear's meshing connection state will drive rotatory ring and rotate, rotatory ring will overcome the vortex that the aquatic produced to have certain resistance, make the valve body that is close to separation ball region all can be covered by water, thereby reduce because the problem of the corrosivity reinforcing that brings because the area of contact with the air is different in the valve body.
The backflow fan blade is arranged on the rotating ring, the backflow fan blade is in rotating connection with the rotating ring, a selection hole is formed in the rotating ring, a selection piece is arranged in the selection hole, the selection piece is in rotating connection with the rotating ring, teeth are arranged on the selection piece, a reverse gear is arranged in the rotating ring, teeth are arranged at one end, close to the rotating ring, of the backflow fan blade, the reverse gear is respectively meshed with the teeth on the backflow fan blade and the teeth on the selection piece, the reverse gear is in rotating connection with the rotating ring, in the rotating process of the rotating ring, water flows through the selection hole, the selection piece is driven to rotate after the water flows through the selection hole, the selection piece rotates along the direction of the water flow, after the selection piece rotates to a certain angle, locking is achieved, the reverse gear is driven to rotate, the backflow fan blade rotates to the direction opposite to the selection piece, and then the rotating ring drives the backflow fan blade to rotate due to the rotation of the rotating ring, the rotatory in-process backward flow flabellum will produce the vortex opposite with rivers direction to reduce the production of the internal vortex of valve, also avoided simultaneously because silt that the vortex produced is thrown away to the corner by the centrifugation and forms silt and pile up the problem.
The electric control cylinder comprises a cylinder body, a first electric cylinder and a second electric cylinder are arranged in the cylinder body, the first electric cylinder and the second electric cylinder are respectively arranged at two ends of the cylinder body, a first control rack and a second control rack are respectively arranged on the first electric cylinder and the second electric cylinder, teeth are respectively arranged on an outer ring ball and an inner ring ball, the first control rack is meshed with the teeth on the outer ring ball, the second control rack is meshed with the teeth on the inner ring ball, the power-on state in the power distribution cabinet is adjusted, the first electric cylinder and the second electric cylinder are controlled to adjust, the control racks on the first electric cylinder and the second electric cylinder can control the postures of the inner ring ball and the outer ring ball, so that the coincidence quantity between the first communication hole and the second communication hole is increased or reduced, the water flow passing quantity between the inner ring ball and the outer ring ball is increased or reduced along with the control of the water flow direction through the coincident angle change, when first intercommunicating pore and second intercommunicating pore are complete coincide, the circulation of water is the biggest, the jet direction of rivers also will not change, such structural design can be when clearing up to the valve body inner wall, the material in rivers clashing into can also accomplish the rivers is more even, reduce the gathering of rivers filth in the hydropower station, and the rotation on interior ring ball and the outer ring ball also can avoid the microorganism of aquatic can be attached to on the spheroid, when reducing the water source pollution, also can avoid appearing the circumstances such as jam.
Compared with the prior art, the invention has the beneficial effects that: 1. the invention adopts the deformed multi-section sealing assembly which is mutually matched with the joint, so that the sealing assembly has higher adaptability, and simultaneously adopts the multi-section sealing assembly, and the space of each section is an independent space and can be mutually influenced, thereby greatly enhancing the sealing performance of the sealing assembly.
2. The shape of the blocking ball can be changed by adopting the blocking ball during deformation, so that the water flow and the water spraying direction in the valve body are indirectly controlled, the water flow in the water feeding pipe can be better controlled, meanwhile, the deformed blocking ball can also clean the inner wall of the valve body and the blocking ball, the blocking ball and the valve body can be used more safely, and the service life of the valve body and the blocking ball is prolonged.
3. The invention adopts the device for automatically eliminating the vortex, when the vortex appears in the valve body, the eliminating assembly can automatically detect the flow direction of the vortex, and the vortex can be more accurately detected through the matching with the blocking ball, the generated reaction force can be more accurate and powerful, the generation of the vortex is fully avoided, the problems of sediment accumulation and the like thrown out due to the centrifugal force generated by the vortex are reduced, the water flow is stabilized, and the corrosion resistance of the valve body is also improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a cross-sectional view of the interior of the valve body of the present invention;
FIG. 3 is a schematic view of the mating relationship of the clinch assembly and the seal assembly of the present invention;
FIG. 4 is a schematic view of the internal structure of the seal assembly of the present invention;
FIG. 5 is a schematic view of the mating relationship of the clenching gears and the connecting arms of the present invention;
FIG. 6 is a schematic view of the inner structure of the flow stabilizer ring of the present invention;
FIG. 7 is a schematic view of the structure of the partial enlargement A of FIG. 6;
FIG. 8 is a schematic view of a blocking ball structure of the present invention;
FIG. 9 is a schematic view of the internal structure of the electric control cylinder of the present invention;
FIG. 10 is a schematic view of a portion B of FIG. 7
Reference numbers in the figures: 1. a valve body; 2. a connecting port; 3. a fastening screw; 4. a snap-in assembly; 401. tightly gripping the gear; 402. a connecting arm; 403. a telescopic arm; 404. fastening the rack; 405. fastening the shell; 406. a connecting shaft; 407. fixing teeth; 5. a seal assembly; 501. a seal ring; 502. elastic rolling sheets; 503. a telescopic elastic sheet; 504. a flow deflector; 6. a blocking ball; 601. an outer ring ball; 602. an inner ring ball; 7. a flow stabilizing ring; 701. a slip ring; 703. a rotating ring; 704. rotating the support; 705. refluxing the fan blade; 706. selecting a hole; 707. selecting a sheet; 708. a reverse gear; 8. a connecting rod; 9. an electrically controlled cylinder; 901. a cylinder body; 902. a first electric cylinder; 903. a second electric cylinder; 904. a first control rack; 905. a second control rack; 10. a power distribution cabinet; 11. a water trough.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides a technical solution:
the steady flow ball valve comprises a valve body 1, wherein two ends of the valve body 1 are respectively provided with a connecting port 2, the connecting port 2 is provided with a fastening screw 3, the fastening screw 3 is rotatably connected with the connecting port 2, each connecting port 2 is internally provided with a clamping assembly 4, each connecting port 2 is provided with a sealing assembly 5, the clamping assembly 4 is connected with the sealing assembly 5, the valve body 1 is internally provided with a separation ball 6, two sides of the separation ball 6 are respectively provided with a flow stabilizing ring 7, each flow stabilizing ring 7 is respectively connected with the inner wall of the valve body 1 in a sliding way, each flow stabilizing ring 7 is respectively connected with the separation ball 6 through a connecting rod 8, the separation ball 6 penetrates through the valve body 1 to be connected with an electric control cylinder 9, the electric control cylinder 9 is connected with a power distribution cabinet 10 through a wire, after the position of a water inlet pipe is determined, the water inlet pipe is fixed on a water inlet through the fastening screw on the connecting port, the position of the clamping assembly is adjusted, and then the sealing assembly is automatically assembled and fixed, when need let pass in the water inlet pipe, open the switch board, control the electric control jar and control and carry out work, and the shape of separation ball will be controlled to the electric control jar to the throughput and the play water speed of indirect control stationary flow ball valve, and adjust the condition of inside rivers through the stationary flow ring, thereby adapt to the change state of the inside water of valve body.
The snap-in component 4 comprises a plurality of snap-in gears 401, each snap-in gear 401 is respectively arranged on a connecting arm 402, the connecting arm 402 is connected with a telescopic arm 403 in a sliding manner, a first spring is arranged in the telescopic arm 403, two ends of the first spring are respectively connected with the connecting arm 402 and the telescopic arm 403, the snap-in gear 401 is rotationally connected with the connecting arm 402, the snap-in gear 401 is meshed with a fastening rack 404, the fastening rack 404 is connected with a fastening shell 405 in a sliding manner through a second spring, two ends of the second spring are respectively fixedly connected with the fastening rack 404 and the inner wall of the fastening shell 405, the telescopic arm 403 is connected with a sealing component 5 in a sliding manner, before the valve body is fixed, the fastening shell is arranged on the inner wall of the water inlet pipe, the fastening rack in the fastening shell locks the connecting gear, the telescopic arm can move along with the fastening rack in the locking process, meanwhile, the sealing state of the sealing component can be adjusted, the first spring and the second spring adopt powerful springs, the vibration caused by water flow impact can be greatly reduced, and the leakage problem caused by the problems of screw loosening and the like is also avoided.
The inner ring of the clenching gear 401 is provided with a fixed clamping groove, the clenching gear 401 is rotationally connected with the connecting arm 402 through a connecting shaft 406, the connecting shaft 406 is provided with fixed teeth 407, the fixed teeth 407 are rotationally connected with the connecting shaft 406, one side of the fixed teeth 407 abuts against the connecting shaft 406, the fixed teeth 407 are connected with the connecting shaft 406 through a third spring, one end, far away from the connecting shaft 406, of the fixed teeth 407 abuts against the fixed clamping groove in the clenching gear 401, after the clenching gear penetrates into the fastening shell, the clenching gear can be connected with the fastening rack, the clenching gear can only rotate in the same direction and cannot rotate reversely, the clenching gear can firmly lock the fastening rack, and the fastening rack at the moment is supported by the elastic force of the powerful spring to play a role of sufficient buffering, so that the connection between the valve body and the water supply pipe is tighter.
The sealing assembly 5 comprises a sealing ring 501, the sealing ring 501 is arranged on the connector 2, an elastic rolling sheet 502 is arranged in the sealing ring 501, a telescopic arm 403 penetrates through the sealing ring 501 to be fixedly connected with the elastic rolling sheet 502, the elastic rolling sheet 502 is in sliding contact with the sealing ring 501, two ends of the elastic rolling sheet 502 are fixedly connected with the sealing ring 501, a plurality of telescopic elastic sheets 503 are arranged on the inner wall of the sealing ring 501, the telescopic elastic sheets 503 are propped against the elastic rolling sheet 502, a plurality of flow deflectors 504 are arranged in the inner ring of the sealing ring 501, each flow deflector 504 is respectively connected with the sealing ring 501 through a spring shaft in a rotating way, each flow deflector 504 is propped against the elastic rolling sheet 502, when the telescopic arm moves downwards, the elastic rolling sheets are driven to be adjusted, the distance between the elastic rolling sheets is increased, the elastic force on the elastic rolling sheets is increased, the flow deflectors are propped out of the sealing ring, the flow deflectors can conduct flow guiding on water flow, and the opened flow deflectors are in a zigzag shape, sawtooth shape's water conservancy diversion piece also will make the bubble of aquatic broken, and the rivers of flowing out the valve body will be more steady, and flexible shell fragment will firmly support the elasticity winding sheet simultaneously, and flexible shell fragment has flexible function, realizes sealed effect.
The separation ball 6 comprises an outer ring ball 601, an inner ring ball 602 is arranged in the outer ring ball 601, the inner ring ball 602 is connected with an electric control cylinder 9, the inner ring ball 602 is in sliding contact with the outer ring ball 601, a first flow through hole is arranged on the inner ring ball 602, a second flow through hole is arranged on the outer ring ball 601, the outer ring ball 601 is in sliding contact with the valve body 1, the outer ring ball 601 is connected with the electric control cylinder 9, two sides of the outer ring ball 601 are respectively connected with each flow stabilizing ring 7 through connecting rods 8, the selection holes can pass through water flow in the rotating process of the rotating ring, the selection piece is driven to rotate after the water flow passes through the selection holes, the selection piece can rotate along the direction of the water flow, the selection piece can rotate to a certain angle and is locked and drives a reverse gear to rotate, the backflow fan blades can rotate to the direction opposite to the selection piece, then, the rotating ring can drive the backflow fan blades to rotate due to the rotation of the rotating ring, the backflow fan blades can generate vortex opposite to the direction of the water flow in the rotating process, thereby reduce the production of the internal vortex of valve, also avoided simultaneously because silt that the vortex produced is thrown away to the corner by the centrifugation and forms silt and pile up the problem.
The flow stabilizing ring 7 comprises a sliding ring 701, the sliding ring 701 is embedded into a slide way on the inner wall of the valve body 1 and is in sliding connection with the valve body 1, a water through groove 11 is arranged in the slide way, the sliding ring 701 is connected with an outer ring ball 601 through a connecting rod 8, a rotating ring 703 is arranged on the sliding ring 701, a third through hole is arranged on the sliding ring 701, a rotating strut 704 is arranged in the third through hole, the rotating strut 704 is in rotating connection with the sliding ring 701, teeth are arranged on the rotating strut 704, a bevel gear is arranged on one side of the rotating strut 704 close to the rotating ring 703, the rotating strut 704 is meshed with the teeth on the rotating ring 703 through the bevel gear, the rotating ring 703 is in rotating connection with the sliding ring 701, the position of the sliding ring is controlled by the rotation of the blocking ball, the flow stabilizing ring can be more suitable for various water flows and various vortex intensities, after water supply is finished, the blocking ball is reset, the sliding ring moves to the vicinity of the water through groove, water reserved in the valve body can flow into the water through groove, and by the discharge valve body, avoided the inside water of richening microorganism and silt of persisting of valve body, reduce the corruption to the valve body, at the water supply in-process, the rotatory pillar in the slip ring will rotate, later because the meshing connection state of bevel gear, will drive rotatory ring and rotate, the vortex that the aquatic produced will be overcome to rotatory ring, and certain resistance has, make the valve body that is close to separation ball region all can be covered by water, thereby reduce because the problem of the corrosivity reinforcing that brings with the area of contact of air is different in the valve body.
A backflow fan blade 705 is arranged on the rotating ring 703, the backflow fan blade 705 is rotationally connected with the rotating ring 703, a selection hole 706 is arranged on the rotating ring 703, a selection piece 707 is arranged in the selection hole 706, the selection piece 707 is rotationally connected with the rotating ring 703, teeth are arranged on the selection piece 707, a reverse gear 708 is arranged in the rotating ring 703, teeth are arranged at one end, close to the rotating ring 703, of the backflow fan blade 705, the reverse gear 708 is respectively meshed with the teeth on the backflow fan blade 705 and the teeth on the selection piece 707, the reverse gear 708 is rotationally connected with the rotating ring 703, water flows through the selection hole in the rotating process of the rotating ring, the selection piece is driven to rotate after the water flows through the selection hole, the selection piece rotates along the direction of the water flow, after the selection piece rotates to a certain angle, the locking is carried out, and the reverse gear is driven to rotate, the backflow fan blade rotates to the direction opposite to the selection piece, and then due to the rotation of the rotating ring, rotatory ring will drive the backward flow flabellum and rotate, and rotatory in-process backward flow flabellum will produce the vortex opposite with rivers direction to reduce the production of the internal vortex of valve, also avoided simultaneously because silt that the vortex produced is thrown away to the corner by the centrifugation and forms silt and pile up the problem.
The electric control cylinder 9 comprises a cylinder body 901, a first electric cylinder 902 and a second electric cylinder 903 are arranged in the cylinder body 901, the first electric cylinder 902 and the second electric cylinder 903 are respectively arranged at two ends of the cylinder body 901, the first electric cylinder 902 and the second electric cylinder 903 are respectively provided with a first control rack 904 and a second control rack 905, the outer ring ball 601 and the inner ring ball 602 are respectively provided with teeth, the first control rack 904 is meshed with the teeth on the outer ring ball 601, the second control rack 905 is meshed with the teeth on the inner ring ball 602, the electrifying state in the power distribution cabinet is adjusted, the first electric cylinder and the second electric cylinder are controlled to adjust, the control racks on the first electric cylinder and the second electric cylinder can control the postures of the inner ring ball and the outer ring ball, the overlapping amount between the first communication hole and the second communication hole is increased or decreased, and the water flow between the inner ring ball and the outer ring ball is increased or decreased along with the first electric cylinder and the second electric cylinder, the spraying direction of the water flow is controlled through the angle change of the coincidence, when the first communicating hole and the second communicating hole are completely coincident, the water flow is maximum, the spraying direction of the water flow is not changed, the structural design can be used for cleaning the inner wall of the valve body, the water flow collides with each other, the substances in the water flow are more uniform, the accumulation of water flow pollutants in a hydropower station is reduced, the inner ring ball and the outer ring ball rotate to prevent microorganisms in the water from being attached to the ball body, the water source pollution is reduced, and the blockage and other conditions can be avoided.
The working principle of the invention is as follows: after the position of the water inlet pipe is determined, the water inlet pipe is fixed on the water inlet pipe through a fastening screw 3 on a connecting port 2, the position of a clamping component 4 is adjusted, then a sealing component 5 is assembled and fixed by itself, after a clamping gear 401 on the clamping component 4 is embedded into a fastening shell 405, a fastening rack 404 locks the clamping gear 401, so that the connecting arm 402 and a telescopic arm 403 are fixed in position, then the position of the telescopic arm 403 determines the elastic strength of an elastic rolling sheet 502 in the sealing component 5, a telescopic elastic sheet 503 in the sealing component 5 props against the elastic rolling sheet 502 to form a closed space, and a multi-section closed space arrangement is adopted, so that the sealing effect of the sealing component 5 can be greatly increased, when the elastic rolling sheet 502 is deformed, air fluctuation can be generated, the elastic sheet 503 and water on the elastic rolling sheet 502 can be flicked, when the water inlet pipe needs to be released, open switch board 10, control electric cylinder 9 and control and carry out work, and electric cylinder 9 will control the shape of separation ball 6, first electronic jar 902 drives outer ring ball 601 and rotates, second electronic jar 902 drives interior ring ball 602 and rotates, thereby indirect control stationary flow ball valve's circulation and play water velocity, and adjust the condition of inside rivers through stationary flow ring 7, thereby adapt to the change state of the inside water of valve body, when the vortex appears, select the direction that piece 707 will detect the vortex, and according to the direction of vortex, adjust the direction of backward flow flabellum 705, when eliminating the vortex, can also clear away materials such as silt that the angular falling department was hoarded.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an anti-vortex stationary flow ball valve that power station inlet pipe was used which characterized in that: the flow-stabilizing ball valve comprises a valve body (1), wherein two ends of the valve body (1) are provided with a connecting port (2) respectively, fastening screws (3) are arranged on the connecting ports (2), the fastening screws (3) are rotatably connected with the connecting ports (2), a clamping component (4) is arranged in each connecting port (2), a sealing component (5) is arranged on each connecting port (2), the clenching component (4) is connected with the sealing component (5), a blocking ball (6) is arranged in the valve body (1), the two sides of the blocking ball (6) are respectively provided with a flow stabilizing ring (7), each flow stabilizing ring (7) is respectively connected with the inner wall of the valve body (1) in a sliding way, each flow stabilizing ring (7) is respectively connected with the blocking ball (6) through a connecting rod (8), the separation ball (6) penetrates through the valve body (1) to be connected with the electric control cylinder (9), and the electric control cylinder (9) is connected with the power distribution cabinet (10) through a wire.
2. The anti-vortex flow stabilization ball valve for the water inlet pipe of the hydropower station as claimed in claim 1, which is characterized in that: the clenching assembly (4) comprises a plurality of clenching gears (401), each clenching gear (401) is arranged on a connecting arm (402), the connecting arm (402) is connected with a telescopic arm (403) in a sliding mode, a first spring is arranged in the telescopic arm (403), two ends of the first spring are connected with the connecting arm (402) and the telescopic arm (403) respectively, the clenching gears (401) are connected with the connecting arm (402) in a rotating mode, the clenching gears (401) are meshed with fastening racks (404), the fastening racks (404) are connected with a fastening shell (405) in a sliding mode through second springs, two ends of the second springs are fixedly connected with the fastening racks (404) and the inner wall of the fastening shell (405) respectively, and the telescopic arms (403) are connected with a sealing assembly (5) in a sliding mode.
3. The anti-vortex flow stabilizing ball valve for the water inlet pipeline of the hydropower station as claimed in claim 2, wherein: the inner ring of the clenching gear (401) is provided with a fixed clamping groove, the clenching gear (401) is rotatably connected with the connecting arm (402) through a connecting shaft (406), the connecting shaft (406) is provided with fixed teeth (407), the fixed teeth (407) are rotatably connected with the connecting shaft (406), one side of each fixed tooth (407) abuts against the connecting shaft (406), the fixed teeth (407) are connected with the connecting shaft (406) through a third spring, and one end, far away from the connecting shaft (406), of each fixed tooth (407) abuts against the fixed clamping groove in the clenching gear (401).
4. The anti-vortex flow stabilizing ball valve for the water inlet pipeline of the hydropower station as claimed in claim 3, wherein: sealing assembly (5) includes sealing ring (501), sealing ring (501) set up on connector (2), be provided with elasticity book piece (502) in sealing ring (501), sealing ring (501) and elasticity book piece (502) fixed connection are passed in telescopic boom (403), elasticity book piece (502) and sealing ring (501) sliding contact, elasticity book piece (502) both ends and sealing ring (501) fixed connection, be provided with a plurality of flexible shell fragment (503) on sealing ring (501) inner wall, flexible shell fragment (503) support elasticity book piece (502), sealing ring (501) inner ring is provided with a plurality of water conservancy diversion piece (504), every water conservancy diversion piece (504) support elasticity book piece (502) respectively through spring shaft and sealing ring (501) swivelling joint, every water conservancy diversion piece (504).
5. The anti-vortex flow stabilizing ball valve for the water inlet pipeline of the hydropower station as claimed in claim 1, wherein: the separation ball (6) comprises an outer ring ball (601), an inner ring ball (602) is arranged in the outer ring ball (601), the inner ring ball (602) is connected with an electric control cylinder (9), the inner ring ball (602) is in sliding contact with the outer ring ball (601), a first flow through hole is formed in the inner ring ball (602), a second flow through hole is formed in the outer ring ball (601), the outer ring ball (601) is in sliding contact with a valve body (1), the outer ring ball (601) is connected with the electric control cylinder (9), and two sides of the outer ring ball (601) are connected with each flow stabilizing ring (7) through a connecting rod (8) respectively.
6. The anti-vortex flow stabilizing ball valve for the water inlet pipeline of the hydropower station as claimed in claim 5, wherein: the flow stabilizing ring (7) comprises a sliding ring (701), the sliding ring (701) is embedded into a slideway on the inner wall of the valve body (1) and is in sliding connection with the valve body (1), a water passing groove (11) is formed in the slideway, the sliding ring (701) is connected with an outer ring ball (601) through a connecting rod (8), a rotating ring (703) is arranged on the sliding ring (701), a third through hole is formed in the sliding ring (701), a rotating strut (704) is arranged in the third through hole, the rotating strut (704) is in rotating connection with the sliding ring (701), teeth are arranged on the rotating strut (704), a bevel gear is arranged on one side, close to the rotating ring (703), of the rotating strut (704), the rotating strut (704) is meshed with the teeth on the rotating ring (703) through the bevel gear, and the rotating ring (703) is in rotating connection with the sliding ring (701).
7. The anti-vortex flow stabilization ball valve for the water inlet pipe of the hydropower station as claimed in claim 6, characterized in that: the fan comprises a rotating ring (703), a backflow fan blade (705) is arranged on the rotating ring (703), the backflow fan blade (705) is in rotating connection with the rotating ring (703), a selection hole (706) is formed in the rotating ring (703), a selection piece (707) is arranged in the selection hole (706), the selection piece (707) is in rotating connection with the rotating ring (703), teeth are arranged on the selection piece (707), a reverse gear (708) is arranged in the rotating ring (703), teeth are arranged at one end, close to the rotating ring (703), of the backflow fan blade (705), the reverse gear (708) is respectively meshed with the teeth on the backflow fan blade (705) and the teeth on the selection piece (707), and the reverse gear (708) is in rotating connection with the rotating ring (703).
8. The anti-vortex flow stabilizing ball valve for the water inlet pipeline of the hydropower station as claimed in claim 5, wherein: the electric control cylinder (9) comprises a cylinder body (901), a first electric cylinder (902) and a second electric cylinder (903) are arranged in the cylinder body (901), the first electric cylinder (902) and the second electric cylinder (903) are respectively arranged at two ends of the cylinder body (901), a first control rack (904) and a second control rack (905) are respectively arranged on the first electric cylinder (902) and the second electric cylinder (903), teeth are respectively arranged on the outer ring ball (601) and the inner ring ball (602), the first control rack (904) is meshed with the teeth on the outer ring ball (601), and the second control rack (905) is meshed with the teeth on the inner ring ball (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210378358.2A CN114776866B (en) | 2022-04-12 | 2022-04-12 | Vortex-resistant steady flow ball valve for water inlet pipeline of hydropower station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210378358.2A CN114776866B (en) | 2022-04-12 | 2022-04-12 | Vortex-resistant steady flow ball valve for water inlet pipeline of hydropower station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114776866A true CN114776866A (en) | 2022-07-22 |
| CN114776866B CN114776866B (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210378358.2A Active CN114776866B (en) | 2022-04-12 | 2022-04-12 | Vortex-resistant steady flow ball valve for water inlet pipeline of hydropower station |
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| Country | Link |
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| CN (1) | CN114776866B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017202151A1 (en) * | 2016-05-26 | 2017-11-30 | 刘晓琦 | Forced seal ball valve |
| CN108953657A (en) * | 2018-06-26 | 2018-12-07 | 江苏圣泰阀门有限公司 | Anti- turbulent flow ball valve |
| CN112344041A (en) * | 2020-12-08 | 2021-02-09 | 云南华兴科技发展有限公司 | Waterscape fountain flow stabilizing valve |
| CN215763577U (en) * | 2021-10-11 | 2022-02-08 | 大连日普利科技仪器有限公司 | Novel flow stabilizing valve |
| CN215763402U (en) * | 2021-08-25 | 2022-02-08 | 安徽美川电气科技有限公司 | Pneumatic valve convenient to adjust flow |
-
2022
- 2022-04-12 CN CN202210378358.2A patent/CN114776866B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017202151A1 (en) * | 2016-05-26 | 2017-11-30 | 刘晓琦 | Forced seal ball valve |
| CN108953657A (en) * | 2018-06-26 | 2018-12-07 | 江苏圣泰阀门有限公司 | Anti- turbulent flow ball valve |
| CN112344041A (en) * | 2020-12-08 | 2021-02-09 | 云南华兴科技发展有限公司 | Waterscape fountain flow stabilizing valve |
| CN215763402U (en) * | 2021-08-25 | 2022-02-08 | 安徽美川电气科技有限公司 | Pneumatic valve convenient to adjust flow |
| CN215763577U (en) * | 2021-10-11 | 2022-02-08 | 大连日普利科技仪器有限公司 | Novel flow stabilizing valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114776866B (en) | 2023-10-31 |
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