CN113154112A - Hydraulic self-generating intelligent regulating valve - Google Patents
Hydraulic self-generating intelligent regulating valve Download PDFInfo
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- CN113154112A CN113154112A CN202110462042.7A CN202110462042A CN113154112A CN 113154112 A CN113154112 A CN 113154112A CN 202110462042 A CN202110462042 A CN 202110462042A CN 113154112 A CN113154112 A CN 113154112A
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/04—Machines or engines of reaction type; Parts or details peculiar thereto with substantially axial flow throughout rotors, e.g. propeller turbines
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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
Abstract
The invention provides a hydraulic self-generating intelligent regulating valve, which comprises a regulating valve, a hydraulic power generation assembly, a generator and a support rod, wherein the hydraulic power generation assembly is arranged at the downstream in the regulating valve and comprises an impeller and a transmission assembly, a guide sleeve is arranged on the outer side of a fan blade of the impeller and corresponds to a flow port of a piston medium, the medium guides the direction of high-speed water flow to the impeller from a water inlet cavity to a water outlet cavity through a guide hole of the guide sleeve and impacts the impeller to rotate, the impeller drives the generator to generate power through the transmission assembly, the generator is connected with a storage battery, the support rod is vertically fixed on the inner wall of a valve body and is used for supporting the hydraulic power generation assembly, the practicability under the full working environment is realized, the defects that commercial power, photovoltaic power generation and a high-energy lithium battery are used for the regulating valve are overcome, and surplus pressure generated by regulating the pressure and the flow of the medium is used for generating power, belongs to the means of changing waste into valuable.
Description
Technical Field
The invention belongs to the technical field of valves, relates to an intelligent regulating valve, and particularly relates to a hydraulic self-generating intelligent regulating valve.
Background
The existing regulating valves are various in types and mainly divided into two types, one type realizes regulation of medium pressure and flow by regulating a valve circulation orifice through an actuator, and the other type realizes regulation of medium and pressure by driving the valve opening through the medium pressure. The former has high requirements on the performance of the actuator, and the adjustable actuator has high manufacturing cost; the latter has poor regulation precision, is sensitive to medium pressure change, cannot be accurately regulated, and cannot work under partial limit working conditions. The intelligent regulating valve is designed for solving the problems. The intelligent regulating valve needs to be driven by electric power
Traditional power sources include commercial power, high-energy lithium batteries and photovoltaic power generation, and the power acquisition technologies are mature and effective, but have defects and are limited in practical application. The utility model has the advantages that the utility model has sufficient electric power and is stable and reliable, but has two problems, namely fear of system power failure, and the second is that the utility is connected to a valve and needs wiring, so that the investment cost of the water department user is high; the high-energy lithium battery has limited power and short service life, and is a fatal problem especially for a pipe network needing frequent adjustment, and the 5G communication system cannot be basically utilized due to the fact that the communication system needs to frequently send signals to a control center, and the power consumption of the frequent signal cannot be borne by the lithium battery. Photovoltaic (wind-solar hybrid) power generation solves the above two power supply problems, but the problems of the photovoltaic (wind-solar hybrid) power generation are that firstly, the photovoltaic (wind-solar hybrid) power generation is too dependent on weather, and secondly, the photovoltaic (wind-solar hybrid) power generation devices must occupy certain ground area and space, which is a defect in urban areas, and the maintenance of external power generation devices is troublesome.
Disclosure of Invention
The invention provides a hydraulic self-generating intelligent regulating valve which is characterized in that axial flow regulating valves are simultaneously applied, energy of pressure reduction loss of a valve is converted into electric power, the electric power is used for valve control, damage of surplus pressure of a pipe network to valve equipment is reduced, harm is changed into treasure, and cost is reduced.
In order to solve the technical problem, the technical scheme adopted by the invention is that the hydraulic self-generating intelligent regulating valve comprises a regulating valve, a hydraulic power generation assembly, a generator and a support rod, wherein the hydraulic power generation assembly is arranged at the downstream in the regulating valve and comprises an impeller and a transmission assembly, a guide sleeve is arranged on the outer side of a fan blade of the impeller and corresponds to a medium flow port of a piston, a medium is guided to the impeller from a water inlet cavity to a water outlet cavity through a backflow hole of the guide sleeve to impact the impeller to rotate, the impeller drives the generator to rotate through the transmission assembly to generate power, the generator is connected with a storage battery, and the support rod is vertically fixed on the inner wall of a valve body and used for supporting the hydraulic power generation assembly.
Furthermore, the regulating valve comprises a left valve body, a water inlet and a water outlet which are arranged at two ends of the left valve body, and a valve core which is arranged inside the left valve body, wherein the valve core comprises a flow guide cover, a piston and a piston cylinder, a water inlet cavity and a water outlet cavity are formed between the valve core and the left valve body, the piston is arranged inside the valve core, the piston and the flow guide cover are in sealing fit to form a control cavity, an outer cavity and an inner cavity are formed between the piston and the piston cylinder, the outer cavity is communicated with the water inlet cavity, the inner cavity is communicated with the water outlet cavity, the control cavity is connected with a third pipeline through a first pipeline and communicated with the water inlet, the control cavity is communicated with the water outlet through a second pipeline, and the third pipeline is provided with a control valve for controlling the on-off of the third pipeline.
Furthermore, a piston squirrel cage is arranged at the end, close to the right side, of the piston, the impeller is in a U-shaped design, the length of the impeller is slightly larger than that of the piston squirrel cage, and the impeller is arranged in the center in the axial direction relative to the piston squirrel cage in a power generation state.
Further, the transmission assembly comprises a transverse rotating shaft and a longitudinal rotating shaft, one end of the transverse rotating shaft is connected with the impeller in a vertical rotating mode, the middle position of the transverse rotating shaft is connected with the supporting rod in a vertical mode through a bearing, a gear is fixedly arranged on the right side of the transverse rotating shaft, the lower end of the vertical rotating shaft is fixedly provided with the gear, the upper end of the vertical rotating shaft is connected with a generator, and the middle of the vertical rotating shaft penetrates out of the right valve body in a rotating mode to be connected with the right valve body.
Furthermore, in the transmission assembly, the two gears are vertically meshed through helical gears.
Furthermore, when the piston is in an extending state, a medium is communicated with the water inlet and the control cavity through a first pipeline and a third pipeline, a first needle valve and an upstream electromagnetic valve are sequentially arranged on the first pipeline, and an upstream pressure sensor is arranged between the first needle valve and the upstream electromagnetic valve; and when the piston is in a withdrawing state, the medium is communicated with the water outlet and the control cavity through a second pipeline and a third pipeline, a downstream pressure sensor and a downstream electromagnetic valve are sequentially arranged on the second pipeline, and a second needle valve is arranged between the downstream pressure sensor and the downstream electromagnetic valve.
Furthermore, the outer cavities on the two sides are symmetrically arranged relative to the inner cavity, the diameter of the inner cavity is larger than that of the outer cavity, the outer cavity is communicated with the water inlet cavity, the inner cavity is communicated with the water outlet cavity, the water inlet cavity is communicated with the water outlet cavity, the width of the inlet of the water outlet cavity is larger than that of the outlet of the water inlet cavity, and the water inlet cavity is arranged in an equal width mode.
Further comprises a PLC control cabinet, a storage battery is arranged in the PLC control cabinet, the PLC control cabinet is preset with a pressure value under normal working, an upstream electromagnetic valve, an upstream pressure sensor, a downstream electromagnetic valve and a downstream pressure sensor are all in signal connection with the PLC control cabinet, a strut is arranged on a piston,
furthermore, the pillar penetrates through the control cavity and is perpendicular to the bottom surface of the valve core, the piston and the pillar slide back and forth and are in clearance fit, a displacement sensor is arranged on the pillar and is in signal connection with the PLC control cabinet, the upstream electromagnetic valve and the downstream electromagnetic valve are both high-frequency electromagnetic valves, and the control valve is a ball valve.
Further, the valve body includes left valve body and right valve body, and left valve body and right valve body pass through the nut fastening and link, are equipped with the sealing washer between the two, and the delivery port is established on right valve body, and the piston is equipped with the sealing washer with the piston cylinder contact surface, and the piston cylinder (203) outside is equipped with the sealing washer with the kuppe contact surface.
Compared with the prior art, the invention has the following advantages and positive effects.
1. The invention adopts the combined design of a regulating valve, a hydroelectric generation assembly, a generator and a support rod, wherein the hydroelectric generation assembly (6) is arranged at the downstream in the regulating valve, the hydroelectric generation assembly comprises an impeller and a transmission assembly, blades of the impeller correspond to a piston medium flow port, a medium generates pressure difference from a water inlet cavity to a water outlet cavity to drive the impeller to rotate, the impeller drives the generator to rotate through the transmission assembly to connect the generator with a storage battery, surplus pressure generated by the regulating valve due to the regulation of the pressure and the flow of the medium is used for generating electricity, and the method is an energy-saving method, not only obtains useful electric power, but also reduces the damage of the surplus pressure of a pipe network to valve equipment through the energy dissipation of the impeller at a nozzle of the regulating valve, and belongs to a method for changing the harm into the treasure.
2. Different from the conventional power generation, the scheme is matched with a valve, only the nozzle part of the valve generates pressure difference frequently, and only a certain water pressure difference generates enough kinetic energy to be used for power generation.
3. The electricity generated by the electricity generating means is limited for general electric equipment, but for the valve automatically controlled by water power, the control power of the valve belongs to weak current, and the power is completely sufficient, so that the defects of commercial power, photovoltaic power generation and high-energy lithium batteries used for adjusting valves are overcome.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a hydraulic self-generating intelligent regulating valve of the invention;
FIG. 2 is an enlarged view of the part B of the hydraulic self-generating intelligent regulating valve in FIG. 1;
FIG. 3 is a sectional view of the plane A-A of the hydraulic self-generating intelligent regulating valve of the invention;
fig. 4 is a circuit diagram of the PLC control cabinet of the hydraulic self-generating intelligent regulating valve.
Reference numerals:
1. adjusting a valve; 101. a left valve body; 102. a right valve body; 2. a valve core; 201. a pod; 202. a piston; 203. a piston cylinder; 3. a water inlet; 4. a water inlet cavity; 5. a water outlet; 6. a hydro-power generation assembly; 602. a piston squirrel cage; 603. an impeller; 6031 a flow guide sleeve; 604. a transmission assembly; 6041. a vertical rotating shaft; 6042. a gear; 6043. a transverse rotating shaft; 7. a control cavity 8 and an outer cavity; 9. an inner cavity; 10. a miniature needle valve; 11. a first conduit; 12. a second conduit; 13. a third pipeline; 14. a first needle valve; 15. a second needle valve; 16. an upstream solenoid valve; 17. an upstream pressure sensor; 18. a downstream solenoid valve; 19. a downstream pressure sensor; 20. a control valve; 21. a PLC control cabinet 22 and a support column; 23. a displacement sensor 24 and a water outlet cavity; 25. a generator; 26 support the rods.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The following detailed description of specific embodiments of the invention refers to the accompanying drawings.
As shown in fig. 1 to 3, a hydraulic self-generating intelligent regulating valve includes a regulating valve 1, a hydraulic power generation assembly 6, a generator 25 and a support rod 26, the hydraulic power generation assembly 6 is disposed at the downstream of the regulating valve 1, the hydraulic power generation assembly 6 includes an impeller 603 and a transmission assembly 604, a flow guide sleeve 6031 is disposed on the outer side of a fan blade of the impeller 603, the flow guide sleeve 6031 corresponds to a flow opening of a piston medium, the medium guides the direction of high-speed water flow to the impeller from a water inlet cavity 3 to a water outlet cavity 24 through a backflow hole of the flow guide sleeve 6031, the impeller 603 is impacted to rotate, the impeller 603 drives the generator 25 to rotate and generate electricity through the transmission assembly 604, the generator 25 is connected with a storage battery, the support rod 26 is vertically fixed on the inner wall of the valve body 1 and is used for supporting the hydraulic power generation assembly 6, surplus pressure generated by medium pressure and flow is used for generating electricity, and belongs to a means for changing waste into valuables
Preferably, the regulating valve 1 includes a left valve body 101, a water inlet 3 and a water outlet 5 which are arranged at two ends of the left valve body 101, and a valve core 2 which is arranged inside the left valve body 101, the valve core 2 includes a diversion cover 201, a piston 202 and a piston cylinder 203, a water inlet cavity 4 and a water outlet cavity 24 are formed between the valve core 2 and the left valve body 101, the piston 202 is arranged inside the valve core 2, the piston 202 and the diversion cover 201 are in sealing fit to form a control cavity 7, an outer cavity 6 and an inner cavity 9 are formed between the piston 202 and the piston cylinder 203, the outer cavity 8 is communicated with the water inlet cavity 4, the inner cavity 9 is communicated with the water outlet cavity 24, the control cavity 7 is connected with a third pipeline 13 through a first pipeline 11 and communicated with the water inlet 3, the control cavity 7 is communicated with the water outlet 5 through a second pipeline 12 and a pipeline 13, and the third pipeline 13 is provided with a control valve 20 for controlling the on-off of the third pipeline.
Preferably, the piston squirrel cage 602 is arranged at the end, close to the right side, of the piston 202, the impeller 603 is designed in a U shape, the length of the impeller is slightly larger than that of the piston squirrel cage 602, and in the power generation state, the impeller 603 is arranged in the center in the axial direction relative to the piston squirrel cage 602, so that the power of medium diversion is enhanced, and the kinetic energy transmission conversion rate is improved.
Preferably, the transmission assembly 604 comprises a transverse rotating shaft 6043 and a longitudinal rotating shaft 6041, one end of the transverse rotating shaft 6043 is vertically and rotatably connected with the impeller 603, the middle position of the transverse rotating shaft 6043 is vertically connected with the supporting rod 26 through a bearing, a gear 6042 is fixedly arranged on the right side of the transverse rotating shaft, a gear 6042 is fixedly arranged at the lower end of the vertical rotating shaft, the upper end of the vertical rotating shaft is connected with the generator 25, the middle of the vertical rotating shaft penetrates through the right valve body 102 vertically to be rotatably connected, and the structure is simple and the occupied space is small.
Preferably, in the transmission assembly 604, the two gears 6042 are vertically meshed through helical gears, and the helical gears are adopted, so that the meshing performance is good, the transmission is stable, the noise is low, the contact ratio is high, the load on each gear is reduced, and the bearing capacity is improved.
Preferably, in the extended state of the piston, the medium is communicated with the water inlet 3 and the control chamber 7 through a first pipeline 11 and a third pipeline 13, a first needle valve 14 and an upstream electromagnetic valve 16 are sequentially arranged on the first pipeline 11, and an upstream pressure sensor 17 is arranged between the first needle valve 14 and the upstream electromagnetic valve 16; when the piston is in a retracting state, the medium is communicated with the water outlet 3 and the control cavity 7 through a second pipeline 12 and a third pipeline 13, a downstream pressure sensor 19 and a downstream electromagnetic valve 18 are sequentially arranged on the second pipeline 12, and a second needle valve 15 is arranged between the downstream pressure sensor 19 and the downstream electromagnetic valve.
Preferably, the outer cavities 8 on the two sides are symmetrically arranged relative to the inner cavity 9, the diameter of the inner cavity 9 is larger than that of the outer cavity 8, the outer cavity 9 is communicated with the water inlet cavity 4, the inner cavity 9 is communicated with the water outlet cavity 24, the water inlet cavity 4 is communicated with the water outlet cavity 24, the width of the inlet of the water outlet cavity 24 is larger than that of the outlet of the water inlet cavity 4, and the water inlet cavities 4 are arranged in an equal width mode.
Preferably, the storage battery is arranged in the PLC control cabinet 21, the PLC control cabinet 21 is preset with a pressure value under normal work, and the upstream electromagnetic valve 16, the upstream pressure sensor 17, the downstream electromagnetic valve 18 and the downstream pressure sensor 19 are in signal connection with the PLC control cabinet 21.
Preferably, a support column 22 is arranged on the piston 202, the support column 22 penetrates through the control cavity 7 and is perpendicular to the bottom surface of the valve core 2, the piston 202 and the support column 22 slide back and forth and are in clearance fit, a displacement sensor 23 is arranged on the support column 22, the displacement sensor 23 is in signal connection with a PLC (programmable logic controller) control cabinet 21, the upstream electromagnetic valve 16 and the downstream electromagnetic valve 18 are both high-frequency electromagnetic valves, the control valve 20 is a ball valve, the PLC of the control cabinet receives signals collected by the pressure sensor, and the PLC control cabinet sends instructions to control the opening and closing of the electromagnetic valves, so that the opening degree of the piston is adjusted in real time.
Preferably, the valve body 1 comprises a left valve body 101 and a right valve body 102, the left valve body 101 and the right valve body 102 are fastened and connected through nuts, a sealing ring is arranged between the left valve body 101 and the right valve body 102, the water outlet 24 is arranged on the right valve body 102, a sealing ring is arranged on the contact surface of the piston 202 and the piston cylinder 203, and a sealing ring is arranged on the contact surface of the outer side of the piston cylinder 203 and the air guide sleeve 201.
When the medium flows through the valve, an upstream pressure difference and a downstream pressure difference are formed at the outlet of the valve piston, the upstream pressure is always greater than the downstream pressure, and the upstream pressure sensor and the downstream pressure sensor acquire the upstream pressure and the downstream pressure of the valve according to the control requirement.
A circuit diagram in the PLC control cabinet. The upstream pressure sensor and the downstream pressure sensor are respectively in signal connection with a pressure transmitter, the pressure transmitter transmits signals to a CPU through lines, an intermediate relay coil is controlled in the CPU through data conversion, a cup signal output end controls a line 1 of an upstream electromagnetic valve, a coil of the electromagnetic valve 1 is connected in series and is connected with a switch 101, and the intermediate relay coil 1 controls the switch of the electromagnetic valve coil 1;
the output end of the CPU output signal controls the line 2 of the downstream electromagnetic valve, the middle of the output signal is connected with the coil of the electromagnetic valve 2 in series, the switch 102 is connected in series, the coil 2 of the electromagnetic valve is controlled to be closed by the intermediate relay coil 2, and the line 1 and the line 2 are connected in parallel.
When the downstream pressure needs to be adjusted, the pressure acquired by the downstream pressure sensor is compared with a CPU set value in the PLC control cabinet, if the set pressure is low, the valve executes a pressure reduction command, the PLC program controls the downstream electromagnetic valve to close at the moment, the upstream electromagnetic valve jumps at a certain set frequency, the pressure P1 is connected from the upstream to the control cavity after each time of switching, the pressure of the control cavity is equal to the pressure of the water inlet cavity, the area S of the right acting force of the piston is equal to the area S1 of the left acting force outer cavity and the area S2 of the left acting force inner cavity, the right acting force of the piston is equal to P1S, the left acting force of the piston is equal to the pressure S1 of the outer cavity and the pressure S2 of the inner cavity, and the pressure of the control cavity is far greater than the pressure of the inner cavity due to the pressure of the water inlet cavity is equal to P1 and the pressure S1+ S2 of the inner cavity, it is apparent that the piston force to the right is greater than the piston force to the left and the valve therefore performs a valve closing action. The volume of the water entering the control cavity in each jumping is converted into the stroke of the piston, and is equal to the switching value of the closed valve, and the switching value is controlled by a needle valve connected with an upstream electromagnetic valve in series and can be accurate to 0.1% of the full stroke.
When the downstream pressure reaches a set value, the PLC sends a valve closing instruction to the upstream electromagnetic valve, the upstream electromagnetic valve is closed, the water in the cavity is controlled to be in a constant volume, the valve is kept in a required opening degree at the moment, and the valve decompression set target is achieved.
When the downstream pressure is reduced due to the increase of water consumption and is lower than a set value, the PLC executes a pressurization command at the moment, the upstream electromagnetic valve keeps in a closed state and does not move, the downstream electromagnetic valve jumps at a certain set frequency, the downstream electromagnetic valve is switched into the pressure P2 to enter the control cavity every time the downstream electromagnetic valve is switched on and off, the pressure of the control cavity is equal to the pressure of the water outlet cavity P2, the rightward acting force of the piston is equal to P2S, the leftward acting force of the piston is equal to the pressure of the outer cavity S1+ the pressure of the inner cavity S2, the rightward acting force of the piston is obviously smaller than the leftward acting force of the piston because the pressure of the inner cavity is equal to P387 pressure of the water outlet cavity, and S is equal to S1+ S2, the valve performs a valve opening action, the valve opening process is the same as the valve opening process, and the valve core opening precision is jumped through the frequency of the electromagnetic valve.
The valve is composed of an intelligent regulating valve and a hydroelectric generation device, wherein the hydroelectric generation device is arranged at the downstream of the regulating valve, an impeller of a power generation key component is arranged at a squirrel-cage nozzle of the regulating valve and a spiral squirrel-cage nozzle, a medium is guided to act on the impeller to push the impeller to rotate, the impeller transmits power to a generator through a conical size under the action of water power, the generator converts generated electricity through a rectifying device and then transmits the converted electricity to a large-capacity storage battery in a PLC control cabinet, and the storage battery continuously supplies power to a valve control system.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a water conservancy is from generating electricity intelligent regulation valve which characterized in that: comprises a regulating valve (1), a hydroelectric generation component (6), a generator (25) and a supporting rod (26),
the hydroelectric power generation assembly (6) is arranged at the downstream in the regulating valve (1),
the hydroelectric power generation assembly (6) comprises an impeller (603) and a transmission assembly (604),
the outer side of the fan blade of the impeller (603) is provided with a flow guide sleeve (6031), the flow guide sleeve (6031) corresponds to a piston medium flow port, the medium from the water inlet cavity (3) to the water outlet cavity (24) guides the direction of high-speed water flow to the impeller (603) through a flow guide hole of the flow guide sleeve (6031) to impact the impeller (603) to rotate, the impeller (603) drives the generator (25) to rotate through the transmission component (604) to generate electricity,
the generator (25) is connected with a storage battery.
2. The hydraulic self-generating intelligent regulating valve according to claim 1, characterized in that: the regulating valve (1) comprises a left valve body (101), a water inlet (3) and a water outlet (5) which are arranged at two ends of the left valve body (101), and a valve core (2) which is arranged inside the left valve body (101), wherein the valve core (2) comprises a flow guide cover (201), a piston (202) and a piston cylinder (203),
a water inlet cavity (4) and a water outlet cavity (24) are formed between the valve core (2) and the left valve body (101),
the piston (202) is arranged in the valve core (2), the piston (202) is in sealing fit with the air guide sleeve (201) to form a control cavity (7), an outer cavity (6) and an inner cavity (9) are formed between the piston (202) and the piston cylinder (203),
the outer cavity (8) is communicated with the water inlet cavity (4), the inner cavity (9) is communicated with the water outlet cavity (24),
the control cavity (7) is connected with a third pipeline (13) through a first pipeline (11) and is communicated with the water inlet (3), the control cavity (7) is communicated with a second pipeline (12) and the water outlet (5) through a pipeline (13),
and the third pipeline (13) is provided with a control valve (20) for controlling the on-off of the third pipeline.
3. The hydraulic self-generating intelligent regulating valve according to claim 1, characterized in that: the piston squirrel cage (602) is arranged at the end part, close to the right side, of the piston (202), the impeller (603) is designed in a U shape, the length of the impeller is slightly larger than that of the piston squirrel cage (602), and the impeller (603) is arranged in the center in the axial direction relative to the piston squirrel cage (602) in the power generation state.
4. The hydraulic self-generating intelligent regulating valve according to claim 1, characterized in that: transmission assembly (604) includes transverse rotating shaft (6043) and longitudinal axis (6041), transverse rotating shaft (6043) one end is rotated with impeller (603) vertical rotation and is connected, and the intermediate position passes through the bearing and is connected with bracing piece (26) vertical, and the right side is fixed and is equipped with gear (6042), the fixed gear (6042) that is equipped with of vertical rotating shaft lower extreme, generator (25) are connected to the upper end, and right valve body (102) rotation connection is worn out perpendicularly in the centre.
5. The hydraulic self-generating intelligent regulating valve according to claim 5, characterized in that: in the transmission assembly (604), two gears (6042) are vertically meshed through helical gears.
6. The hydraulic self-generating intelligent regulating valve according to claim 1, characterized in that: when the piston is in an extending state, a medium is communicated with the water inlet (3) and the control cavity (7) through a first pipeline (11) and a third pipeline (13), a first needle valve (14) and an upstream electromagnetic valve (16) are sequentially arranged on the first pipeline (11), and an upstream pressure sensor (17) is arranged between the first needle valve (14) and the upstream electromagnetic valve (16); and under the state that the piston is retracted, a medium is communicated with the water outlet (3) and the control cavity (7) through a second pipeline (12) and a third pipeline (13), a downstream pressure sensor (19) and a downstream electromagnetic valve (18) are sequentially arranged on the second pipeline (12), and a second needle valve (15) is arranged between the downstream pressure sensor (19) and the downstream electromagnetic valve.
7. The hydraulic self-generating intelligent regulating valve according to claim 1, characterized in that: outer cavity (8) on both sides set up for interior cavity (9) symmetry, and interior cavity (9) diameter is greater than outer cavity (8) diameter, outer cavity (9) and intake antrum (4) intercommunication, interior cavity (9) and play water cavity (24) intercommunication, intake antrum (4) and play water cavity (24) intercommunication, the width of going out water cavity (24) import is greater than the width that intake antrum (4) exported, and intake antrum (4) aequilate sets up.
8. The hydraulic self-generating intelligent regulating valve according to claim 1, characterized in that: the storage battery is arranged in the PLC control cabinet (21), the PLC control cabinet (21) is preset with a pressure value under normal work, and the upstream electromagnetic valve (16), the upstream pressure sensor (17), the downstream electromagnetic valve (18) and the downstream pressure sensor (19) are in signal connection with the PLC control cabinet (21).
9. The hydraulic self-generating intelligent regulating valve according to claim 1, characterized in that: be equipped with pillar (22) on piston (202), pillar (22) pass control chamber (7), and the bottom surface setting of perpendicular to case (2), piston (202) and pillar (22) slide and both clearance fit around, be equipped with displacement sensor (23) on pillar (22), displacement sensor (23) and PLC switch board (21) signal connection, upstream solenoid valve (16) with low reaches solenoid valve (18) all are the high frequency solenoid valve, and control valve (20) are the ball valve.
10. The hydraulic self-generating intelligent regulating valve according to claim 1, characterized in that: the hydraulic power generation valve is characterized in that the valve body (1) comprises a left valve body (101) and a right valve body (102), the left valve body (101) and the right valve body (102) are fastened and connected through nuts, a sealing ring is arranged between the left valve body and the right valve body, a water outlet (24) is formed in the right valve body (102), a sealing ring is arranged on the contact surface of the piston (202) and the piston cylinder (203), a sealing ring is arranged on the contact surface of the outer side of the piston cylinder (203) and the flow guide cover (201), and the supporting rod (26) is vertically fixed on the inner wall of the valve body (1) and used for supporting the hydraulic power generation assembly (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110462042.7A CN113154112A (en) | 2021-04-27 | 2021-04-27 | Hydraulic self-generating intelligent regulating valve |
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| CN212616580U (en) * | 2020-05-06 | 2021-02-26 | 广东永泉阀门科技有限公司 | Special generator for pressure reducing valve |
| CN212745148U (en) * | 2020-06-08 | 2021-03-19 | 佛山市三俊电子股份有限公司 | Self-generating electric thermostatic valve |
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| KR20050005086A (en) * | 2003-07-01 | 2005-01-13 | 한라공조주식회사 | Stator of Axial flow fan shroud |
| CN203130396U (en) * | 2013-03-07 | 2013-08-14 | 黑龙江工程学院 | Electromagnetic power generation device assembly capable of recycling hydraulic buffer vibration energy synchronously |
| CN203286063U (en) * | 2013-06-08 | 2013-11-13 | 正丰阀门集团有限公司 | Slowly-closed mute axial-flow type check valve |
| CN107676519A (en) * | 2017-10-31 | 2018-02-09 | 安徽红星阀门有限公司 | A kind of axial-flow type water control regulating valve |
| DE102018000906A1 (en) * | 2018-02-05 | 2019-08-08 | PYDRO GmbH | Hybrid electric plunger valve |
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