CN106089548A - A kind of decompressor of recyclable fluid energy - Google Patents

A kind of decompressor of recyclable fluid energy Download PDF

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Publication number
CN106089548A
CN106089548A CN201610254828.9A CN201610254828A CN106089548A CN 106089548 A CN106089548 A CN 106089548A CN 201610254828 A CN201610254828 A CN 201610254828A CN 106089548 A CN106089548 A CN 106089548A
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China
Prior art keywords
fluid
turbine
energy
throttle part
pressure
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CN201610254828.9A
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Chinese (zh)
Inventor
杜建波
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Individual
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Individual
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Priority to CN201610254828.9A priority Critical patent/CN106089548A/en
Publication of CN106089548A publication Critical patent/CN106089548A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B15/00Controlling
    • F03B15/02Controlling by varying liquid flow
    • F03B15/04Controlling by varying liquid flow of turbines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12Blades; Blade-carrying rotors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12Blades; Blade-carrying rotors
    • F03B3/121Blades, their form or construction
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12Blades; Blade-carrying rotors
    • F03B3/126Rotors for essentially axial flow, e.g. for propeller turbines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K47/00Means in valves for absorbing fluid energy
    • F16K47/08Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
    • F16K47/12Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths the throttling channel being of helical form
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00Application
    • F05B2220/70Application in combination with
    • F05B2220/706Application in combination with an electrical generator
    • F05B2220/7068Application in combination with an electrical generator equipped with permanent magnets
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/20Hydro energy
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

A kind of decompressor of recyclable fluid energy, including: throttle part, pressure control mechanism and turbine;Turbine is arranged on the fluid outlet of throttle part so that the impeller of fluid impact turbine that after throttle part throttling, speed increases;Impeller rotates under fluid impact, and then drives turbine rotor to rotate together, and its mechanical energy is exported by turbine rotor by drive disk assembly or energy conversion device, it is achieved the recovery of fluid energy;Meanwhile, fluid declines in the fluid resistance effect downforce of throttle part and turbine;The fluid pressure that pressure control mechanism controls the turbine fluid port of export by the aperture of regulation throttle part and/or the rotary resistance of impeller makes it remain in the range of error of setting value.Through the fluid impact impeller acting that throttle part throttling speed increases, more energy is converted into the mechanical energy of turbine rotor, thus fluid energy organic efficiency is improved.This apparatus structure is simple, it is easy to manufactures, is conveniently widely used, can save mass energy.

Description

A kind of decompressor of recyclable fluid energy
Technical field
The present invention relates to fluid Stress control and fluid energy reclaims field, in particular to a kind of recyclable fluid energy Decompressor, this decompressor can reclaim fluid energy while convection cell reduces pressure.
Background technology
Existing fluid pressure reduction device mainly makes fluid produce turbulent flow and friction by reduction runner rapidly and change runner direction To reach to consume the purpose of fluid energy reduction fluid pressure, fluid energy is loss meaninglessly in decompression process.At present, Though open source information having energy convection cell reclaim the device of fluid energy while reducing pressure, but existing apparatus energy recovery efficiency being low.
State Intellectual Property Office of the People's Republic of China is 104040166A's in the notification number of JIUYUE in 2014 bulletin on the 10th Patent, discloses a kind of water supply and drainage effective power generation type decompressor, and this device can be to the internal flow at feed pipe or drain pipe The hydraulic pressure of water reduce pressure, and utilize above-mentioned hydraulic pressure to generate electricity;This device is mainly by being installed on propeller therein and throttling Device produces resistance to current and reduces the purpose of hydraulic pressure, and the decompression process of propeller and throttling arrangement is relatively independent, does not has profit The energy recovery efficiency of propeller is improved with the high-velocity fluid produced in throttling arrangement throttling process.
The notification number that State Intellectual Property Office of the People's Republic of China announced on October 22nd, 2014 is 203892106U's Patent, discloses a kind of electricity generation system utilizing and reclaiming feed pressure energy, and this system utilizes the hydraulic turbine to reclaim skyscraper feedwater and needs Pressure to be reduced pressure can generate electricity, but this system does not the most utilize the high-velocity fluid produced in throttling arrangement throttling process to improve water The energy recovery efficiency of turbine.
Summary of the invention
For solve the problems referred to above, the invention provides the decompressor of a kind of recyclable fluid energy, it include throttle part, Pressure control mechanism and turbine;Turbine be arranged on throttle part fluid outlet so that throttle part throttling after speed increase stream The impeller of body impulse turbine;Impeller rotates under fluid impact, and then drives turbine rotor to rotate together, and turbine rotor is by passing Its mechanical energy is exported by dynamic component or energy conversion device, it is achieved the recovery of fluid energy;Meanwhile, fluid is at throttle part Decline with the fluid resistance effect downforce of turbine;Pressure control mechanism is by regulating aperture and/or the rotation of impeller of throttle part The fluid pressure of the draught control turbine fluid port of export makes it remain in the range of error of setting value;Turbine is fluid energy Amount retracting device is again fluid pressure device;Throttle part, in addition to playing throttling action, also acts as the fluid increasing impact impeller The effect of speed;Fluid impact impeller after flow velocity increases does work, and more energy is converted into the mechanical energy of turbine rotor, Thus fluid energy organic efficiency is improved.
As preferably, the fluid that after the throttling of described throttle part, speed increases directly impacts described impeller;Or, described throttling The fluid that after part throttle, speed increases with impeller described in applicable angle impacts, thus improves energy and returns after diversion component water conservancy diversion Produce effects rate.
As preferably, described throttle part includes nozzle and nozzle needle, and described pressure control mechanism is by adjusting nozzle and nozzle needle Runner size between position change nozzle and nozzle needle relatively, thus the aperture of throttle part is regulated;Nozzle and nozzle needle coordinate The throttle mechanism in the changed throttling cross section formed, can regulate orifice size easily, and make fluid with the fluid bundle of more energy Form spray from throttle part, thus play the effect improving described turbine fluid energy recovery efficiency.
As preferably, described throttle part includes that valve block group, described pressure control mechanism are changed by the valve block in rotary valve plate group Become the passage section size of valve block group, thus the aperture of throttle part is regulated;What in valve block group, each valve block cooperatively formed changes The throttle mechanism in variable throttling cross section, can regulate orifice size easily, and make fluid with the form of the fluid bundle of more energy from joint Stream unit sprays, thus plays the effect improving described turbine fluid energy recovery efficiency.
As preferably, described pressure control mechanism include hydraulic cylinder or cylinder, diaphragm or piston or corrugated tube, elastomeric element or Magnetic part;Hydraulic cylinder or cylinder connect with the described turbine fluid port of export so that the fluid pressure in hydraulic cylinder or cylinder is with described The fluid pressure of the turbine fluid port of export is consistent;Hydraulic cylinder or cylinder are provided with diaphragm or piston or corrugated tube, diaphragm or piston Or fluid pressure transmission is made its aperture reduce to described throttle part by corrugated tube, elastomeric element applies elastic force to described throttle part Or magnetic part applies magnetic force to described throttle part makes described throttle part aperture increase.Described turbine fluid port of export fluid When pressure is setting value, diaphragm or piston or corrugated tube pass to the active force of described throttle part and reach with described elastic force or magnetic force Poised state.When described turbine fluid port of export fluid pressure raises, diaphragm or piston or corrugated tube pass to described restriction The active force of part is more than described elastic force or magnetic force, and their aperture making a concerted effort to order about described throttle part reduces;Fluid flows through described Energy loss aggravation during throttle part, pressure reduces, and flow velocity increases;Fluid after flow velocity increases flows through described turbine During more energy be converted into mechanical energy, pressure reduces further;Meanwhile, the deformation quantity of elastomeric element increases, Elastic force increases, or, in magnetic part, the distance between magnet reduces, and magnetic force increases;Diaphragm or piston or corrugated tube pass to institute Stating the active force of throttle part when again reaching poised state with described elastic force or magnetic force, turbine fluid port of export fluid pressure falls after rise Near setting value;If described turbine fluid port of export fluid pressure persistently raises, the aperture of the most described throttle part the most persistently subtracts It is little until described throttle part is closed.When described turbine fluid port of export fluid pressure drop is low, diaphragm or piston or corrugated tube pass The active force passing described throttle part increases less than described elastic force or magnetic force, their aperture making a concerted effort to order about described throttle part; During fluid flows through described throttle part, energy loss reduces, and pressure increases, and flow velocity reduces;Fluid stream after flow velocity reduction During described turbine, less energy is converted into mechanical energy, and pressure increases further;Meanwhile, the deformation of spring Amount reduces, and elastic force reduces, or, in magnetic part, the distance between magnet increases, and magnetic force reduces;Diaphragm or piston or corrugated tube Pass to the active force of described throttle part when again reaching poised state with described elastic force or magnetic force, turbine fluid port of export fluid Pressure is increased near setting value.As it has been described above, described turbine fluid port of export fluid pressure is controlled in the mistake of setting value all the time In the range of difference.
Further, described pressure control mechanism also includes regulator bolts, and regulator bolts is by regulating the deformation of described elastomeric element Amount changes elastomeric element and is applied to the elastic force on described throttle part, or, regulator bolts is by regulating described magnetic part The magnetic force size that distance change magnetic part between middle magnet is applied on described throttle part, thus the described turbine fluid port of export The setting value of fluid pressure is adjusted;Described elastic force or magnetic force being turned down, described diaphragm or piston or corrugated tube pass to described When the active force of throttle part reaches poised state with described elastic force or magnetic force, described diaphragm or piston or corrugated tube pass to described The active force of throttle part also diminishes, so the setting value of described turbine fluid port of export fluid pressure diminishes;By described elastic force or Magnetic force tunes up, and described diaphragm or piston or corrugated tube pass to the active force of described throttle part and reach flat with described elastic force or magnetic force During weighing apparatus state, described diaphragm or piston or corrugated tube pass to the active force of described throttle part and also become big, so described turbine stream The setting value of body port of export fluid pressure becomes big.
As preferably, described pressure control mechanism includes pressure transducer, control portion and motor;Pressure transducer is arranged on institute Stating the turbine fluid port of export, the fluid pressure information of the described turbine fluid port of export is converted into electric signal and passes to control portion by it; Control portion controls the action of motor according to electric signal, and motor is connected with described throttle part, described restriction under the control of motor The aperture of part is adjusted, so that described turbine fluid port of export fluid pressure remains in the range of error of setting value.
As preferably, described pressure control mechanism includes pressure transducer, control portion, motor, excitation unit and electromotor; Pressure transducer is arranged on the described turbine fluid port of export, and the fluid pressure information of the described turbine fluid port of export is converted into electricity by it Signal passes to control portion;Control portion controls motor and excitation unit according to electric signal;Motor is connected with described throttle part, Under the control of motor, the aperture of described throttle part is adjusted;Excitation unit electrically connects with electromotor, and generator amature is with described Impeller connects, and described impeller drives generator amature to rotate;The exciting current of excitation unit regulator generator, thus electromotor Operating fields changes, and the resistance that generator amature is subject to when rotating changes, and then the rotary resistance of described impeller is adjusted, The fluid resistance of described turbine is adjusted;Pressure control mechanism is by regulating the aperture of described throttle part and/or described impeller Rotary resistance controls the fluid pressure of the turbine fluid port of export makes it remain in the range of error of setting value.
As preferably, described turbine is axial-flow turbine, and the impeller in this turbine is by cone or substantially in cone shape water conservancy diversion Cover and blade form, and blade is evenly distributed on the side of described kuppe, and each blade and described kuppe form smooth guiding gutter; Impeller is arranged in turbine shroud, forms smooth runner, and the passage section area of this runner between impeller and turbine shroud It is gradually increased along fluid flow direction;So, the runner between impeller and turbine shroud plays convection cell and carries out the effect of diffusion, During fluid diffusion, the pressure of fluid can be converted into the mechanical energy of turbine rotor the most more.
Further, described axial-flow turbine also includes cone or substantially bores in cone shape earial drainage, and this earial drainage cone is led with described Stream cover is fixing to be connected, thus forms the overall baffle in shuttle shape;Earial drainage cone is also in turbine shroud, it with turbine shroud it Between form smooth runner, and the minimum passage section area of this runner reaches maximum more than or equal to described throttle part aperture Time orifice size, thus fluid is derived swimmingly.
As preferably, described turbine also includes magnetic shaft coupling, and the torque of the rotor of described turbine is passed to by magnetic shaft coupling Mechanical organ outside described turbine, it is achieved power exports.Described turbine relies on magnetic shaft coupling transmission can save in transmission process Dynamic seal, thus reduce the loss in energy transfer process.
As preferably, described turbine also includes magneto, and this magneto includes stator and rotor;Described turbine Being installed with coil or permanent magnet in rotor, this coil or permanent magnet rotate with the rotor of described turbine, described turbine Rotor constitutes the rotor of magneto together with coil or permanent magnet;By electromagnetism sense between rotor and the stator of magneto Electric current should be produced, thus become electric energy to export the changes mechanical energy of the rotor of described turbine.Changes mechanical energy is electricity by described turbine Can export, make this turbine save dynamic seal, thus reduce the loss in energy transfer process.
The decompressor of described recyclable fluid energy can reclaim fluid energy while convection cell reduces pressure.
The decompressor of described recyclable fluid energy can make full use of the high velocity stream produced in described throttle part throttling process Body improves described turbine power organic efficiency, particularly when fluid is pooled the fluid bundle of more energy by described throttle part, The energy recovery efficiency of described turbine will be further enhanced.
The decompressor of described recyclable fluid energy can realize the control of fluid pressure easily, and parts are few, practical.
The decompressor convection cell of described recyclable fluid energy carries out the mode that reduces pressure and convection cell energy carries out the side that reclaims Formula is advantageously applied to various fixed pressure reducing valve, uniform-pressure-drop valve and proportional pressure reducing valve, although being not limited to this.
The decompressor of described recyclable fluid energy can be widely applied to decompression and the hydraulic recovery of the fluid such as tap water, combustion gas Field, this decompressor simple in construction, it is easy to manufacture, be conveniently widely used, mass energy can be saved.
Accompanying drawing explanation
The Figure of description of the part constituting the application is used for providing a further understanding of the present invention, and the present invention's is schematic Embodiment and explanation thereof are used for explaining the present invention, are not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structure chart (when opening and closing element is closed) of embodiment 1
Fig. 2 is the structure chart (when opening and closing element is opened) of embodiment 1
Fig. 3 is the structure chart (when opening and closing element is closed) of embodiment 2
Fig. 4 is the structure chart (when opening and closing element is opened) of embodiment 2
Fig. 5 is the control pressurer system figure of embodiment 2
Fig. 6 is the control pressurer system figure of embodiment 3
Fig. 7 is the structure chart (when opening and closing element is opened) of embodiment 4
Fig. 8 is the structure chart (when opening and closing element is closed) of embodiment 4
Description of reference numerals: 101. valve bodies, 1011. fluid inlet section, 1012. fluid outlet section, 1013. hydraulic cylinder bodies, 1014. Valve stem sleeve to cylinder, 1015. hydraulic cylinder interfaces, 1016. nozzle needles, 102. valve gaps, 1031. compression springs, 1032. regulator bolts, 1041. Rubber diaphragm, 1042. diaphragm pressing plates, 1043. valve rods, 1044. sealing rings, 1045. pistons, 1046. piston rings, 1047. nuts, 105. turbine case, 1051. case bodies, 1052. arrival end rotor bearings, 1053. radially connected plates, 1054. port of export rotors Bearing, 1055. radially connected plates, 1056. interfaces, 106. turbine rotors, 1061. axles, 1062. impellers, 1063. permanent magnets, 1064. earial drainage cones, 107. rolling bearings, 1071. rolling bearing inner rings, 1072. housing washers, 1073. spherical rolling bodies, 1081. permanent magnets, 1082. gears, 109. conduits, 201. valve bodies, 2011. fluid inlet section, 2012. fluid outlet section, 2013. Valve stem sleeve to cylinder, 2014. nozzle needles, 2021. valve rods, 2022. sealing rings, 2023. pistons, 2024. piston rings, 2025. nuts, 203. Turbine case, 2031. interfaces, 204. turbine rotors, 2041. impellers, 2042. axles, 205. pressure transducers, 206. control portions, 207. motors, 208. cables, 401. valve bodies, 4011. fluid inlet section, 4012. fluid outlet section, 4013. valve block seats, 402. valves Lid, 4021. valve stem sleeves to cylinder, 4031. hydraulic cylinder bodies, 4032. cylinder caps, 4033. spring guide cylinders, 4034. compression springs, 4035. Regulator bolts, 4041. rubber diaphragms, 4042. diaphragm pressing plates, 4043. tooth bars, 4044. nuts, 4051. valve rods, valve block on 4052., 4053. lower discs, 4054. gears, 4055. sealing rings, 4056. sealing gaskets, 406. turbine case, 407. turbine rotors, 408. Motor stator, 4081. binding posts, 409. conduits, 400. stators
Detailed description of the invention
Elaborating the preferred embodiments of the present invention below in conjunction with the accompanying drawings, each embodiment is all front with technical solution of the present invention Carry, give detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment 1
As shown in Figure 1 and Figure 2, the decompressor of the recyclable fluid energy shown in the present embodiment is actually recyclable fluid The air relief valve of energy, its parts include: valve body 101, valve gap 102, compression spring 1031, regulator bolts 1032, rubber membrane Sheet 1041, diaphragm pressing plate 1042, valve rod 1043, sealing ring 1044, piston 1045, piston ring 1046, nut 1047, Turbine case 105, turbine rotor 106, rolling bearing 107, permanent magnet 1081, gear 1082, conduit 109.
Valve body 101 by fluid inlet section 1011, fluid outlet section 1012, hydraulic cylinder body 1013, valve stem sleeve to cylinder 1014, Hydraulic cylinder interface 1015 and nozzle needle 1016 form.Hydraulic cylinder body 1013 is arranged on the top of fluid inlet section 1011;Nozzle needle 1016 are arranged on fluid inlet section 1011 and fluid outlet section 1012 junction;Valve stem sleeve is arranged on hydraulic cylinder to cylinder 1014 The center of body 1013, its two ends connect with fluid inlet section 1011 and hydraulic cylinder body 1013 respectively;Hydraulic cylinder body 1013 Bottom be additionally provided with hydraulic cylinder interface 1015.
Valve rod 1043 entirety is shaft-like, and its top is bigger cylinder, and bottom is less cylinder;Valve rod 1043 All there is screw thread at two ends.Rubber diaphragm 1041 and diaphragm pressing plate 1042 order are set in the top of valve rod 1043, and by nut 1047 It is locked on valve rod 1043;Sealing ring 1044 is set in the cylindrical sides that valve rod 1043 top is bigger regularly;Piston 1045 bottoms being set in valve rod 1043, and be locked on valve rod 1043 by nut 1047;Piston ring 1046 is regularly It is set in piston 1045 side.Rubber diaphragm 1041, diaphragm pressing plate 1042, valve rod 1043, sealing ring 1044, piston 1045, Piston ring 1046 and nut 1047 collectively constitute the spool of decompressor.Spool is arranged in valve body 101, valve rod 1043 top Bigger shell portion is positioned at valve stem sleeve in cylinder 1014, and valve rod 1043 and valve stem sleeve are close by sealing ring 1044 between cylinder 1014 Envelope;Piston 1045 is positioned in fluid outlet section 1012, is sealed by piston ring 1046 between them;Piston 1045 also sets Being equipped with conical nozzle, conical nozzle and nozzle needle 1016 collectively constitute the opening and closing element of decompressor (opening and closing element are i.e. this decompressors Throttle part).
Hydraulic cylinder body 1013 is threaded connection with valve gap 102, and rubber diaphragm 1041 is hydraulic cylinder body 1013 and valve Sealing member between lid 102, hydraulic cylinder body 1013, valve stem sleeve are collectively forming to cylinder 1014 and spool to have closes chamber Hydraulic cylinder;Fluid pressure in hydraulic cylinder passes to spool by rubber diaphragm 1041.Female thread is arranged at the top of valve gap 102, adjusts Pressure bolt 1032 is threaded connection and is arranged in valve gap 102;Compression spring 1031 is arranged in valve gap 102, its one end with Regulator bolts 1032 contacts, and the other end contacts with diaphragm pressing plate 1042, and compression spring 1031 directly applies elastic force to spool.
The bigger cylindrical bottom surface area in valve rod 1043 top is about the same with the top surface area of piston 1045, thus valve rod The bigger cylinder in 1043 tops is of substantially equal by the pressure of fluid in fluid inlet section 1011 with piston 1045, so, and valve In the fluid inlet section 1011 that core is subject to, fluid is the most negligible to its pressure;Additionally, piston 1045 is much smaller than rubber Glue film 1041, therefore, the fluid pressure that piston 1045 is subject to also because of the fluid pressure that is subject to much smaller than rubber diaphragm 1041 and Negligible;So, spool is just mainly passed to its fluid pressure and compression spring 1031 to it by rubber diaphragm 1041 The effect of the elastic force applied.
Turbine in the present embodiment is axial-flow turbine, and it is mainly by turbine case 105, turbine rotor 106 and drive disk assembly Composition.Turbine case 105 is turned by case body 1051, arrival end rotor bearing 1052, radially connected plate 1053, the port of export Sub-bearing 1054, radially connected plate 1055 and interface 1056 form;Arrival end rotor bearing 1052 is arranged on case body 1051 Fluid inlet end, it is fixed by radially connected plate 1053 and case body 1051 and is connected;Port of export rotor bearing 1054 sets Putting the fluid outlet at case body 1051, it is connected by radially connected plate 1055 is fixing with case body 1051;Shell The fluid outlet of housing 1051 is additionally provided with interface 1056.
Impeller 1062 is made up of cone kuppe and the blade being evenly distributed on this kuppe side, each blade and cone Kuppe forms smooth guiding gutter;In impeller 1062, the bottom of kuppe is fixing with the bottom of cone earial drainage cone 1064 is connected, And between which is also fixing is inlaid with circular permanent magnet 1063, and it is common that kuppe, permanent magnet 1063 and earial drainage bore 1064 The baffle of composition shuttle shape;Axle 1061 is on the axis of described baffle, and fixing with baffle is connected;Axle 1061, leaf Wheel 1062, permanent magnet 1063 and earial drainage cone 1064 collectively constitute turbine rotor 106.Turbine rotor 106 is arranged on turbine case In 105, axle 1061 is arranged in arrival end rotor bearing 1052 and port of export rotor bearing 1054.Impeller 1062 and shell Form smooth runner between housing 1051, and the passage section area of this runner is gradually increased along fluid flow direction.Permanent magnetism Smooth runner, and the minimum passage section face of this runner is formed between body 1063 and earial drainage cone 1064 and case body 1051 The long-pending orifice size reached more than opening and closing element aperture during maximum.
Drive disk assembly is made up of permanent magnet 1063, rolling bearing 107, permanent magnet 1081 and gear 1082.Rolling bearing 107 It is made up of rolling bearing inner ring 1071, housing washer 1072 and spherical rolling body 1073.Rolling bearing inner ring 1071 is solid Surely the outside of turbine case 105 it is arranged on.Housing washer 1072 is inlaid with permanent magnet 1081, permanent magnet regularly 1081 is relative with permanent magnet 1063 and coaxial;Component between permanent magnet 1063 and permanent magnet 1081 all uses non-magnetic Nonmagnetic substance makes, thus the magnetic line of force can penetrate.Gear 1082 is fixedly attached to outside housing washer 1072. Permanent magnet 1063 and permanent magnet 1081 collectively constitute magnetic shaft coupling, when turbine rotor 106 is rotated by they by magneticaction Torque pass to gear 1082, it is achieved power export.
The fluid inlet end of turbine and valve body 101 fluid outlet section 1012 is fixing to be connected, and makes to be arranged on turbine fluid and enter Mouthful arrival end rotor bearing 1052 and radially connected plate 1053 avoid in piston 1045 conical nozzle outlet just to direction, Therefore, the fluid flowed out from conical nozzle directly impact impeller 1062 and during there is no obstacle.In the present embodiment, conical nozzle And also can install diversion component between impeller 1062 additional, this diversion component makes fluid that conical nozzle flows out with the angle impacts being more suitable for Impeller 1062, thus more fluid energy is converted into the mechanical energy of turbine rotor 106.
Conduit 109 one end is connected with the interface 1056 of the turbine fluid port of export, and the other end is connected with hydraulic cylinder interface 1015, Thus the fluid outlet of turbine connects with hydraulic cylinder, so, the fluid pressure in hydraulic cylinder and the fluid of the turbine fluid port of export Pressure will keep consistent.
Fluid enters from valve body 101 fluid inlet section 1011, and after opening and closing element throttles, flow velocity increases, and pressure reduces;Flow velocity increases Fluid impact impeller 1062 after great, impeller 1062 rotates under fluid impact, and then drives turbine rotor 106 to rotate together, The part energy of fluid is converted into the mechanical energy of turbine rotor 106, and the fluid pressure of the turbine fluid port of export reduces further, Thus reach the purpose of decompression;Meanwhile, turbine rotor 106 is outputed power by drive disk assembly, it is achieved fluid energy Reclaim.
When turbine fluid port of export fluid pressure is setting value, by rubber diaphragm 1041 pass to the fluid pressure of spool with The elastic force of compression spring 1031 reaches poised state;Now, spool does not moves, the runner between nozzle needle 1016 and conical nozzle Size is constant, i.e. the aperture of opening and closing element does not changes.When turbine fluid port of export fluid pressure raises, by rubber diaphragm 1041 Pass to the fluid pressure of the spool elastic force more than compression spring 1031, they make a concerted effort order about spool and move upward, nozzle needle 1016 And the runner between conical nozzle diminishes, i.e. the aperture of opening and closing element diminishes;Fluid flows through energy loss aggravation during opening and closing element, Pressure reduces, and flow velocity increases;Fluid after flow velocity increases flows through more energy during turbine and is converted into mechanical energy, pressure Power reduces further;Meanwhile, the deformation quantity of compression spring 1031 increases, and elastic force increases;Passed by rubber diaphragm 1041 When the elastic force of the fluid pressure and compression spring 1031 of passing spool reaches poised state again, turbine fluid port of export fluid pressure Power falls after rise near setting value;If turbine fluid port of export fluid pressure persistently raises, then the aperture of opening and closing element the most persistently reduces directly Close to opening and closing element.When turbine fluid port of export fluid pressure drop is low, passed to the fluid pressure of spool by rubber diaphragm 1041 Power less than the elastic force of compression spring 1031, they make a concerted effort order about spool and move downward, between nozzle needle 1016 and conical nozzle Runner becomes big, i.e. the aperture of opening and closing element becomes big;During fluid flows through opening and closing element, energy loss reduces, and pressure increases, flow velocity Reduce;During fluid after flow velocity reduction flows through turbine, less energy is converted into mechanical energy, and pressure increases further, Meanwhile, the deformation quantity of compression spring 1031 reduces, and elastic force reduces;The fluid of spool is passed to by rubber diaphragm 1041 When the elastic force of pressure and compression spring 1031 reaches poised state again, turbine fluid port of export fluid pressure is increased to setting value Near.So, turbine fluid port of export fluid pressure fluctuates all the time in the range of error of setting value.
The setting value of regulator bolts 1032 scalable turbine fluid port of export fluid pressure;It is made when rotating regulator bolts 1032 Move upward, then the deformation quantity of compression spring 1031 reduces, and compression spring 1031 passes to the elastic force of spool and diminishes, passes through rubber When the elastic force of fluid pressure and compression spring 1031 that glue film 1041 passes to spool reaches poised state, pass through rubber diaphragm The 1041 fluid pressure passing to spool also diminish, so the setting value of turbine fluid port of export fluid pressure diminishes;Adjust when rotating Pressure bolt 1032 makes it move downward, then the deformation quantity of compression spring 1031 increases, and compression spring 1031 passes to the bullet of spool Power becomes big, when the elastic force of the fluid pressure and compression spring 1031 that pass to spool by rubber diaphragm 1041 reaches poised state, The fluid pressure being passed to spool by rubber diaphragm 1041 also becomes big, so the setting value of turbine fluid port of export fluid pressure becomes Greatly.
Embodiment 2
As shown in Fig. 3~Fig. 5, the decompressor of recyclable fluid energy shown in the present embodiment, its parts include: valve body 201, Valve rod 2021, sealing ring 2022, piston 2023, piston ring 2024, nut 2025, turbine case 203, turbine rotor 204, Pressure transducer 205, control portion 206, motor 207, cable 208.
Valve body 201 is made up of to cylinder 2013 and nozzle needle 2014 fluid inlet section 2011, fluid outlet section 2012, valve stem sleeve. Valve stem sleeve is arranged on the top of fluid inlet section 2011 to cylinder 2013;Nozzle needle 2014 is arranged on fluid inlet section 2011 and fluid Outlet section 2012 junction.
Piston 2023 is set in the bottom of valve rod 2021 and is locked on valve rod 2021 by nut 2025, piston 2023 Side also fixed cover be provided with piston ring 2024;The middle part fixed cover of valve rod 2021 is provided with sealing ring 2022;Motor 207 is straight Line motor, it is fixedly connected on valve body 201, and the top of valve rod 2021 is fixing with the mover of motor 207 to be connected.Valve rod 2021, Sealing ring 2022, piston 2023, piston ring 2024 and nut 2025 collectively constitute the spool of decompressor.Spool is arranged on valve In body 201, valve rod 2021 and valve stem sleeve are sealed by sealing ring 2022 between cylinder 2013;Piston 2023 is positioned at fluid issuing In section 2012, sealed by piston ring 2024 between them;Piston 2023 is additionally provided with conical nozzle, conical nozzle and spray Pin 2014 collectively constitutes the opening and closing element throttle part of this decompressor (opening and closing element be i.e.) of decompressor.
Turbine is mainly made up of turbine case 203 and turbine rotor 204.Turbine rotor 204 is by impeller 2041 and axle 2042 Composition, axle 2042 is embedded in the center of impeller 2041 regularly;Turbine rotor 204 is arranged in turbine case 203, and by It is arranged on the bearing retainer in turbine case 203.One end of axle 2042 stretch out turbine case 203 and with the Machinery Ministry outside turbine Part is connected, and is sealed envelope by axle between axle 2042 and turbine case 203.The fluid outlet of turbine case 203 is additionally provided with and connects Mouth 2031.The fluid inlet end of turbine is fixing with valve body 201 fluid outlet section 2012 to be connected, and makes taper in piston 2023 The Way out of nozzle is tangent with the wheel hub of impeller 2041, therefore, directly impacts impeller 2041 from the fluid of conical nozzle ejection Blade.
Pressure transducer 205 is arranged on the fluid outlet of turbine by interface 2031, and pressure transducer 205 passes through cable 208 electrically connect with control portion 206, and control portion 206 is electrically connected with motor 207 by cable 208.Control portion 206 from Power supply;Under the control in control portion 206, pressure transducer 205 is detected the fluid pressure of the turbine fluid port of export and is converted For passing to control portion 206 after electric signal, control portion 206 controls the action of motor 207 according to electric signal.
Fluid enters from valve body 201 fluid inlet section 2011, and after opening and closing element throttles, flow velocity increases, and pressure reduces;Flow velocity increases Fluid impact impeller 2041 after great, impeller 2041 rotates under fluid impact, and then drives turbine rotor 204 to rotate together, The part energy of fluid is converted into the mechanical energy of turbine rotor 204, and the fluid pressure of the turbine fluid port of export reduces further, Thus reach the purpose of decompression;Meanwhile, torque when turbine rotor 204 is rotated by axle 2042 passes to outside turbine The mechanical part in portion, thus realize power output.
When turbine fluid port of export fluid pressure is setting value, under the control in control portion 206, motor 207 does not produce motion, Thus the spool being connected with motor 207 mover does not moves, the runner size between nozzle needle 2014 and conical nozzle is constant, i.e. opens and closes The aperture of part does not changes.When turbine fluid port of export fluid pressure is more than setting value, under the control in control portion 206, motor The mover of 207 moves upward, thus band movable valve plug moves upward, and the runner between nozzle needle 2014 and conical nozzle diminishes, and i.e. opens The aperture of closing member diminishes;Fluid flows through energy loss aggravation during opening and closing element, and pressure reduces, and flow velocity increases;Flow velocity increases After fluid flow through more energy during turbine and be converted into mechanical energy, pressure reduces further, until turbine fluid goes out When mouth end fluid pressure recovers setting value, under the control in control portion 206, the mover stop motion of motor 207;If turbine stream Body port of export fluid pressure persistently raises, then the aperture of opening and closing element the most persistently reduces until opening and closing element is closed.When turbine fluid exports When end fluid pressure is less than setting value, under the control in control portion 206, the mover of motor 207 moves downward, thus drives valve Core moves downward, and the runner between nozzle needle 2014 and conical nozzle becomes big, i.e. the aperture of opening and closing element becomes big;Fluid flows through opening and closing element During energy loss reduce, pressure increase, flow velocity reduce;Fluid after flow velocity reduction is less during flowing through turbine Energy is converted into mechanical energy, and pressure increases further, during until turbine fluid port of export fluid pressure recovers setting value, in control Under the control in portion 206 processed, the mover stop motion of motor 207.So, turbine fluid port of export fluid pressure is setting all the time Fluctuation in the range of error of value.
The setting value of control portion 206 also adjustable turbine fluid port of export fluid pressure.
Embodiment 3
The present embodiment is substantially the same manner as Example 2, and difference from Example 2 is only that: the present embodiment also includes that excitation fills Put and electromotor;Additionally, compared with described control portion 206, excitation unit can also be controlled by the control portion in the present embodiment. Below the present embodiment is described in detail, for the structure member equal with embodiment 2, gives identical reference, save Slightly its explanation.
In the present embodiment, the rotor of one end and electromotor that axle 2042 stretches out turbine case 203 is fixed and is connected, thus turbine Rotor 204 drives generator amature to rotate, and then the mechanical energy of turbine is converted into electric energy output.Electromotor and excitation unit electricity Connecting, excitation unit electrically connects with control portion, and excitation unit is provided electric energy by the power supply controlling portion.As shown in Figure 6, control After portion processed accepts the electric signal of pressure transducer 205, hindered by the rotary resistance of regulation impeller 2041 and then the fluid of adjustment turbine Power and/or regulate the aperture of described opening and closing element and reach to control the fluid pressure of the turbine fluid port of export and make it remain at setting value Range of error in purpose.Specifically: when turbine fluid port of export fluid pressure is setting value, in the control in control portion Under, the aperture of opening and closing element does not changes, and the exciting current that electromotor is carried by excitation unit does not changes.When turbine fluid goes out When mouth end fluid pressure is more than setting value, under the control in control portion, the excitation electricity that electromotor is carried by preferential increase excitation unit Stream, thus the rotary resistance of generator amature increases, and then in turbine rotor 204, the rotary resistance of impeller 2041 becomes big, turbine Fluid resistance become big therewith, therefore, fluid is during flowing through turbine, and pressure reduces, until turbine fluid port of export stream When body pressure recovers setting value, under the control in control portion, the exciting current that electromotor is carried by excitation unit stops increasing;If Excitation unit reaches to the exciting current that electromotor carries during maximum that the fluid pressure of the turbine fluid port of export is still greater than setting value, then Control portion controls motor 207 makes the generation motion of its mover the aperture of opening and closing element be turned down, until turbine fluid port of export fluid pressure When recovering setting value, the mover stop motion of motor 207;If turbine fluid port of export fluid pressure persistently raises, then opening and closing element Aperture the most persistently reduce until opening and closing element close.When turbine fluid port of export fluid pressure is less than setting value, in control portion Under control, preferentially make the mover of motor 207 produce motion and the aperture of opening and closing element is tuned up;If the aperture of opening and closing element reaches maximum The fluid pressure of the turbine fluid port of export is still less than setting value, then control excitation unit in control portion makes its excitation to electromotor conveying Electric current reduces, thus the rotary resistance of generator amature reduces, and then in turbine rotor 204, the rotary resistance of impeller 2041 diminishes, The fluid resistance of turbine diminishes therewith, and during until turbine fluid port of export fluid pressure recovers setting value, exciting current stops continuing Reduce.So, turbine fluid port of export fluid pressure fluctuates all the time in the range of error of setting value.
In the present embodiment decompression process, preferential use turbine convection cell reduces pressure, and can not meet relying solely on turbine decompression Just allowing opening and closing element get involved convection cell decompression together with turbine in the case of requirement, thus making more fluid power conversion is turbine Mechanical energy, thus further increase fluid energy organic efficiency.
Embodiment 4
As shown in Figure 7, Figure 8, the decompressor of the recyclable fluid energy shown in the present embodiment is actually recyclable fluid The air relief valve of energy, its parts include: valve body 401, valve gap 402, hydraulic cylinder body 4031, cylinder cap 4032, spring guide Cylinder 4033, compression spring 4034, regulator bolts 4035, rubber diaphragm 4041, diaphragm pressing plate 4042, tooth bar 4043, nut 4044, valve rod 4051, upper valve block 4052, lower disc 4053, gear 4054, sealing ring 4055, sealing gasket 4056, turbine Shell 406, turbine rotor 407, generator unit stator 408, conduit 409, stator 400.
Valve body 401 is made up of fluid inlet section 4011, fluid outlet section 4012 and valve block seat 4013.Annular plate valve bar 4013 Being arranged on the end of fluid outlet section 4012, lower disc 4053 (lower disc 4053 is quiet valve block) is fixedly mounted in valve block seat The top of 4013, is sealed by sealing gasket between them.Valve gap 402 is connected by screw thread is fixing with fluid inlet section 4011, it Sealed by sealing ring between.The center of valve gap 402 is additionally provided with valve stem sleeve to cylinder 4021.
Hydraulic cylinder body 4031 is fixedly connected on the one end above fluid inlet section 4011, and the side of hydraulic cylinder body 4031 is also It is provided with an interface.Cylinder cap 4032 is connected by screw thread is fixing with hydraulic cylinder body 4031, and rubber diaphragm 4041 is between them Sealing member, between rubber diaphragm 4041 and hydraulic cylinder body 4031 formed have close chamber hydraulic cylinder.Spring guide cylinder 4033 are fixedly connected on one end relative with hydraulic cylinder body 4031 above fluid inlet section 4011.Tooth bar 4043 is threaded One end be connected with rubber diaphragm 4041, specifically through the hole at cylinder cap 4032 center: diaphragm pressing plate 4042 and rubber membrane Sheet 4041 order is set in the threaded one end of tooth bar 4043, and is locked on tooth bar 4043 by nut 4044;Tooth bar The other end of 4043 is arranged on one end of spring guide cylinder 4033;The other end of spring guide cylinder 4033 has female thread, pressure regulation spiral shell Bolt 4035 is threaded connection and is arranged in spring guide cylinder 4033.Compression spring 4034 is arranged in spring guide cylinder 4033, Its one end contacts with regulator bolts 4035, and the other end contacts with tooth bar 4043.So, tooth bar 4043 is just by rubber diaphragm The 4041 fluid pressure passing to it and the compression spring 4034 effect to its elastic force.
One end of valve rod 4051 is fixedly connected with gear 4054, and (upper valve block 4052 is for its other end and upper valve block 4052 Valve block) fixing connection;The middle part of valve rod 4051 is gone back fixed cover and is provided with sealing ring 4055 and sealing gasket 4056;Valve rod 4051, on Valve block 4052, gear 4054, sealing ring 4055 and sealing gasket 4056 collectively constitute the spool of decompressor.Spool is arranged on valve In body 401, valve rod 4051 and valve stem sleeve are sealed by sealing ring 4055 and sealing gasket 4056 between cylinder 4021.At valve gap 402 Under downward pressure effect, the upper valve block 4052 in spool and lower disc 4053 composition bonded to each other sealing pair, they compositions Valve block group is the opening and closing element throttle part of this decompressor (opening and closing element be i.e.) of decompressor;Upper valve block 4052 and lower disc 4053 It is both provided with circular opening;When spool rotates clockwise, upper valve block 4052 is relative with the circular opening of lower disc 4053 Area reduces, i.e. the aperture of opening and closing element diminishes;When spool rotates counterclockwise, upper valve block 4052 and the circle of lower disc 4053 The relative area of hole increases, i.e. the aperture of opening and closing element becomes big.Gear in spool 4054 and tooth bar 4043 cooperate group Become kinematic pair;Gear 4054 is driven by tooth bar 4043, and then drives valve core rotation.
Turbine in the present embodiment is essentially identical with the turbine in embodiment 1, and it the difference is that only: in the present embodiment Turbine be by energy conversion device by the changes mechanical energy of turbine rotor be electric energy export rather than by drive disk assembly power is straight Connect output, and this energy conversion device is magneto;Specifically: the turbine case 406 in the present embodiment and enforcement Turbine case 105 in example 1 is identical;Turbine rotor 407 in the present embodiment is identical with the turbine rotor 106 in embodiment 1; Embodiment 1 is arranged on the rolling bearing 107 outside turbine case, permanent magnet 1081 and gear 1082 and replaces with electromotor calmly Son 408;Magnetic turbine rotor 407 is also the rotor of magneto, and it forms magneto with generator unit stator 408; Producing rotating excitation field when turbine rotor 407 rotates, coil cutting magnetic induction line in generator unit stator 408 produces electric current, electric current by Binding post 4081 on generator unit stator 408 exports.
In the present embodiment, the fluid inlet end of turbine is fixing with the fluid outlet section 4012 of valve body 401 is connected.Stator 400 is solid Dingan County is contained in the end of fluid outlet section 4012, and is in the lower section of lower disc 4053;Stator 400 has and turbine rotor 407 The inclination angle that the blade of middle impeller matches;The fluid discharged from valve block group rushes with the angle being more suitable for after stator 400 water conservancy diversion Hit the impeller in turbine rotor 407, so that the mechanical energy that more fluid power conversion is turbine rotor 407.
Conduit 409 one end is connected with the interface of the turbine fluid port of export, and the other end is connected with the interface of hydraulic cylinder, thus turbine Fluid outlet connect with hydraulic cylinder, so, the fluid pressure of the fluid pressure in hydraulic cylinder and the turbine fluid port of export will be protected Hold consistent.
Fluid enters from valve body 401 fluid inlet section 4011, and after opening and closing element throttles, flow velocity increases, and pressure reduces;Flow velocity increases Fluid impact impeller after great, impeller rotates under fluid impact, and then drives turbine rotor 407 to rotate together, the one of fluid Portion of energy is converted into the mechanical energy of turbine rotor 407, and the fluid pressure of the turbine fluid port of export reduces further, thus reaches Purpose to decompression;Meanwhile, turbine rotor 407 by magneto by its changes mechanical energy be electric energy export, it is achieved The recovery of fluid energy.
When turbine fluid port of export fluid pressure is setting value, passed to the fluid pressure of tooth bar 4043 by rubber diaphragm 4041 Power reaches poised state with the elastic force of compression spring 4034;Now, tooth bar 4043 does not moves, thus spool does not rotates, on The area that valve block 4052 is relative with the circular opening of lower disc 4053 is constant, and therefore the passage section size of valve block group is constant, The i.e. aperture of opening and closing element does not changes.When turbine fluid port of export fluid pressure raises, pass to tooth bar by rubber diaphragm 4041 The fluid pressure of 4043 more than the elastic force of compression spring 4034, they make a concerted effort order about tooth bar 4043 and move right, tooth bar 4043 Rotated clockwise by gear 4054 band movable valve plug, thus the aperture of opening and closing element diminishes;Fluid flows through energy during opening and closing element Loss aggravation, pressure reduces, and flow velocity increases;Fluid after flow velocity increases flows through more energy during turbine and is converted into Mechanical energy, pressure reduces further;Meanwhile, the deformation quantity of compression spring 4034 increases, and elastic force increases;Pass through rubber membrane When the elastic force of fluid pressure and compression spring 4034 that sheet 4041 passes to tooth bar 4043 reaches poised state again, turbine stream Body port of export fluid pressure falls after rise near setting value;If turbine fluid port of export fluid pressure persistently raises, then the opening of opening and closing element Degree the most persistently reduces until opening and closing element is closed.When turbine fluid port of export fluid pressure drop is low, transmitted by rubber diaphragm 4041 To the fluid pressure of tooth bar 4043 less than the elastic force of compression spring 4034, they make a concerted effort order about tooth bar 4043 to left movement, tooth Bar 4043 is rotated counterclockwise by gear 4054 band movable valve plug, thus the aperture of opening and closing element becomes big;Fluid flows through the mistake of opening and closing element In journey, energy loss reduces, and pressure increases, and flow velocity reduces;Flow velocity reduce after fluid flow through turbine during less energy Being converted into mechanical energy, pressure increases further;Meanwhile, the deformation quantity of compression spring 4034 reduces, and elastic force reduces;Logical The elastic force crossing fluid pressure and compression spring 4034 that rubber diaphragm 4041 passes to tooth bar 4043 reaches poised state again Time, turbine fluid port of export fluid pressure is increased near setting value.So, turbine fluid port of export fluid pressure is setting all the time Fluctuation in the range of error of definite value.
The setting value of regulator bolts 4035 scalable turbine fluid port of export fluid pressure;It is made when rotating regulator bolts 4035 Move right, then the deformation quantity of compression spring 4034 reduces, and compression spring 4034 passes to the elastic force of tooth bar 4043 and diminishes, logical Cross the elastic force of fluid pressure and compression spring 4034 that rubber diaphragm 4041 passes to tooth bar 4043 when reaching poised state, pass through Rubber diaphragm 4041 passes to the fluid pressure of tooth bar 4043 and also diminishes, so the setting value of turbine fluid port of export fluid pressure Diminish;Make it to left movement when rotating regulator bolts 4035, then the deformation quantity of compression spring 4034 increases, compression spring 4034 The elastic force passing to tooth bar 4043 becomes big, is passed to fluid pressure and the compression spring of tooth bar 4043 by rubber diaphragm 4041 When the elastic force of 4034 reaches poised state, the fluid pressure being passed to tooth bar 4043 by rubber diaphragm 4041 also becomes big, so The setting value of turbine fluid port of export fluid pressure becomes big.
Rubber diaphragm in embodiment 1 and embodiment 4 can be replaced and produced elastically-deformable film by what other material made Sheet, it is possible to replace with piston or corrugated tube.
Embodiment described above is only the preferred embodiments of the present invention, is not limited to the present invention, for this area For technical staff, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made is any Amendment, equivalent, improvement etc., should be included within the scope of the present invention.

Claims (10)

1. a decompressor for recyclable fluid energy, including throttle part, pressure control mechanism and turbine, it is characterised in that: turbine is arranged on the fluid outlet of throttle part so that the impeller of fluid impact turbine that after throttle part throttling, speed increases.
The decompressor of a kind of recyclable fluid energy the most according to claim 1, is characterized in that: the fluid that after the throttling of described throttle part, speed increases directly impacts described impeller;Or, the fluid that after the throttling of described throttle part, speed increases with impeller described in applicable angle impacts, thus improves energy recovery efficiency after diversion component water conservancy diversion.
The decompressor of a kind of recyclable fluid energy the most according to claim 1, it is characterized in that: described throttle part includes nozzle and nozzle needle, described pressure control mechanism is by adjusting the runner size between nozzle and relative position change nozzle and the nozzle needle of nozzle needle, thus the aperture of throttle part is regulated.
The decompressor of a kind of recyclable fluid energy the most according to claim 1, it is characterized in that: described throttle part includes valve block group, described pressure control mechanism changes the passage section size of valve block group by the valve block in rotary valve plate group, thus the aperture of throttle part is regulated.
The decompressor of a kind of recyclable fluid energy the most according to claim 1, is characterized in that: described pressure control mechanism includes hydraulic cylinder or cylinder, diaphragm or piston or corrugated tube, elastomeric element or magnetic part;Hydraulic cylinder or cylinder with the connection of the described turbine fluid port of export so that the fluid pressure in hydraulic cylinder or cylinder is consistent with the fluid pressure of the described turbine fluid port of export;Hydraulic cylinder or cylinder are provided with diaphragm or piston or corrugated tube, fluid pressure transmission makes its aperture reduce to described throttle part by diaphragm or piston or corrugated tube, and elastomeric element applies elastic force or magnetic part to described throttle part makes described throttle part aperture increase described throttle part applying magnetic force.
The decompressor of a kind of recyclable fluid energy the most according to claim 1, is characterized in that: described pressure control mechanism includes pressure transducer, control portion and motor;Pressure transducer is arranged on the described turbine fluid port of export, and the fluid pressure information of the described turbine fluid port of export is converted into electric signal and passes to control portion by it;Control portion controls the action of motor according to electric signal, and motor is connected with described throttle part, and under the control of motor, the aperture of described throttle part is adjusted, so that described turbine fluid port of export fluid pressure remains in the range of error of setting value.
The decompressor of a kind of recyclable fluid energy the most according to claim 1, is characterized in that: described pressure control mechanism includes pressure transducer, control portion, motor, excitation unit and electromotor;Pressure transducer is arranged on the described turbine fluid port of export, and the fluid pressure information of the described turbine fluid port of export is converted into electric signal and passes to control portion by it;Control portion controls motor and excitation unit according to electric signal;Motor is connected with described throttle part, and under the control of motor, the aperture of described throttle part is adjusted;Excitation unit electrically connects with electromotor, and generator amature is connected with described impeller, and described impeller drives generator amature to rotate;Excitation unit changes the rotary resistance of described impeller by the exciting current of regulator generator, and then adjusts the fluid resistance of described turbine;In the fluid pressure that pressure control mechanism controls the turbine fluid port of export by adjusting the described aperture of joint joint stream unit and/or the rotary resistance of described impeller makes its range of error remaining at setting value.
The decompressor of a kind of recyclable fluid energy the most according to claim 1, it is characterized in that: described turbine is axial-flow turbine, impeller in this turbine by cone or substantially forms in cone shape kuppe and blade, blade is evenly distributed on the side of described kuppe, and each blade and described kuppe form smooth guiding gutter;Impeller is arranged in turbine shroud, forms smooth runner between impeller and turbine shroud, and the passage section area of this runner is gradually increased along fluid flow direction.
The decompressor of a kind of recyclable fluid energy the most according to claim 1, is characterized in that: described turbine also includes magnetic shaft coupling, the torque of the rotor of described turbine is passed to the mechanical organ outside described turbine by magnetic shaft coupling.
The decompressor of a kind of recyclable fluid energy the most according to claim 1, is characterized in that: described turbine also includes magneto, this magneto includes stator and rotor;Being installed with coil or permanent magnet in the rotor of described turbine, this coil or permanent magnet rotate with the rotor of described turbine, and the rotor of described turbine constitutes the rotor of magneto together with coil or permanent magnet;Produce electric current by electromagnetic induction between rotor and the stator of magneto, thus become electric energy to export the changes mechanical energy of the rotor of described turbine.
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US20150226174A1 (en) * 2012-01-27 2015-08-13 Ge Energy Power Conversion Technology Ltd Rotor d'hydrolienne comportant au moins une pale mobile en rotation autour d'un axe radial et des moyens de limitation du mouvement en rotation de ladite pate, et hydolienne compreant un tei rotor
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WO2021047160A1 (en) * 2019-09-09 2021-03-18 赣州黄金沃特发电设备有限公司 Novel blade-rotating outer cylinder control structure
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Application publication date: 20161109