CN210422861U - Hydraulic circulation power generation system and high-pressure pump thereof - Google Patents
Hydraulic circulation power generation system and high-pressure pump thereof Download PDFInfo
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- CN210422861U CN210422861U CN201920916852.3U CN201920916852U CN210422861U CN 210422861 U CN210422861 U CN 210422861U CN 201920916852 U CN201920916852 U CN 201920916852U CN 210422861 U CN210422861 U CN 210422861U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
Abstract
The utility model discloses a hydraulic circulating power generation system, which comprises a high-pressure pump and a multi-stage hydraulic turbine set; the high-pressure pump comprises a water containing tank, a water pressing chamber, a water tower barrel and a water lifting power auxiliary device; the hydraulic turbine set comprises two groups of hydraulic turbines; each group of water turbines comprises at least two water turbines which are arranged up and down along the same vertical line. A high pressure pump for use in the system is also disclosed. Adopt the utility model discloses a structure owing to be equipped with novel high-pressure pump and multistage water wheels power device, the high-pressure pump turns into the potential energy again with hydroelectric power residual water kinetic energy, and multistage water wheels power device turns into the potential energy of water again and is used for the electricity generation, so cyclic utilization, efficient.
Description
Technical Field
The utility model relates to a hydroelectric power generation system especially relates to a can utilize less quantitative water or the hydrologic cycle power generation system that the liquid stream realized through the high-pressure pump, still relates to a high-pressure pump that is used for this system.
Background
In the traditional hydroelectric power generation, a high-level water storage impact water turbine is utilized to drive an engine to generate power, and the potential energy of water is converted into kinetic energy and then converted into electric energy. Hydroelectric power is a green energy source.
However, the investment of the hydroelectric power generation high-level water storage facility is large, the occupied area is large, and the hydroelectric power generation high-level water storage facility is limited by natural terrain conditions.
Hydroelectric power generation requires a water turbine as a power plant. The existing water turbines are arranged in a one-to-one correspondence manner with the generators and are connected through belt pulleys, namely, one water turbine is correspondingly connected with one generator; and the turbine shaft is arranged perpendicular to the ground. In the process of hydroelectric power generation, the residual water flowing out after the impact water turbine generates power has large flow velocity, namely the residual water has large kinetic energy, and the kinetic energy of the residual water can be reused. The existing hydroelectric power generation residual water generally directly flows into a river through a ditch and is not reused, namely, great residual water kinetic energy is wasted. Because one water turbine does not fully utilize the kinetic energy of all water, the utilization efficiency of water energy is not high; moreover, the arrangement has large floor area, resource waste and high investment cost.
If the kinetic energy of the residual water of the hydroelectric generation can be utilized by one device and then used for generating power for cyclic utilization, the water energy and the land resources of the nature can be greatly saved, the utilization efficiency of the water energy is improved, and the economic benefit is improved.
The inventor of the present application has conducted long-term studies to realize hydraulic cycle power generation, has repeatedly tried various technical solutions, and has proposed a patent application (patent No. 2018206794840) of a hydroelectric power generation system in which a piston is moved by a three-star wheel provided on a motor shaft in a water storage tank to press water in the water storage tank into a water tower for power generation. The system realizes hydraulic circulation power generation to a certain extent, but the water lifting is realized by driving a piston to move by a three-star wheel arranged on a motor shaft in a water storage tank, so the working efficiency is not optimal; in addition, installation and maintenance are not convenient. Meanwhile, the water turbine of the water turbine power device, the generator and the water turbine are driven by the belt pulley, so that the synchronization cannot be completely realized, and the working efficiency is influenced to a certain degree.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a hydraulic power circulation power generation system that efficiency is higher and be used for the high-pressure pump of this system to turn into the potential energy with hydroelectric power generation surplus water kinetic energy again and continue to be used for the electricity generation, do not excessively rely on the topography condition moreover.
In order to solve the technical problem, the hydraulic circulating power generation system of the utility model comprises a high-pressure pump and a multi-stage hydraulic turbine set;
the high-pressure pump comprises a water containing tank, a water pressing chamber, a water tower barrel and a water lifting power auxiliary device;
the water containing tank is positioned at the bottom of the pump; the side wall of the water containing tank is provided with a water inlet for flowing in residual water for hydroelectric power generation; a water outlet is formed in the top of the water containing tank;
the water pumping chamber is arranged in a sealing way and is positioned above the water containing tank; two water pumping chambers are arranged; a water outlet valve is arranged at the top of the pressurized water chamber, and a water inlet of the water outlet valve is communicated with the pressurized water chamber; a piston chamber is arranged at the bottom of the water pumping chamber, and a piston is arranged in the piston chamber; the bottom of the piston chamber is open and is communicated with the water containing tank through a water outlet at the top of the water containing tank, and the upper part of the piston chamber is open and is communicated with the inner cavity of the water pressing chamber; the pumping chamber is also provided with a mandril; the piston is fixed at the lower end of the ejector rod; a water inlet valve is arranged on the piston, the water inlet of the water inlet valve is communicated with the water containing tank, and the water outlet of the water inlet valve is communicated with the water pumping chamber;
the two water tower drums are arranged and respectively correspond to the two water pressing chambers; the bottom of the water tower cylinder is connected to the top of the water pumping chamber, and a water outlet of a water outlet valve at the top of the water pumping chamber is communicated with an inner cavity of the water tower cylinder; the ejector rod extends upwards out of the water pumping chamber, extends to the inner cavity of the water tower barrel, and is hermetically connected with the top of the water pumping chamber and the bottom of the water tower barrel; a water outlet is formed in the top of the water tower tube; the inner cavity of the water tower cylinder is provided with a hollow buoy, the bottom of the hollow buoy is connected with the upper end of the ejector rod, and the top of the hollow buoy is connected with an upper ejector rod; the upper top rod extends out of the top of the water tower barrel; the upper top rods of the two water tower drums are movably connected through a connecting rod; a connecting rod shaft is fixed in the middle of the connecting rod and movably connected to the top of the water tower barrel through a bearing;
the water lifting power auxiliary device comprises a motor, a rocker arm and a sliding seat; one end of the rocker arm is fixedly connected with the connecting rod shaft, and the other end of the rocker arm is fixedly connected with the sliding seat; a circular through hole is formed in the center of the sliding seat; the central line of the rocker arm is respectively and vertically intersected with the central line of the circular through hole of the sliding seat and the central line of the connecting rod shaft; four sliding grooves are uniformly distributed on the surface of one end of the sliding seat along the radial direction of the circular through hole, wherein the central line of the two sliding grooves close to the rocker arm forms an angle of 45 degrees with the central line of the rocker arm in a projection manner; the motor shaft penetrates through the circular through hole of the sliding seat, and the center lines of the motor shaft and the sliding seat are superposed; the end of the motor shaft is vertically and fixedly connected with two sliding arms, the ends of the two sliding arms are provided with bearings, and the two sliding arms are positioned on the same plane, are respectively arranged in two adjacent sliding grooves on the end surface of the sliding seat and can slide in the sliding grooves; the motor is fixedly connected with the water containing tank;
the multistage hydraulic turbine set comprises two groups of hydraulic turbines; the transmission shaft of the water turbine is parallel to the ground and is mutually parallel; each group of water turbines comprises at least two water turbines, the two water turbines are arranged up and down along the same vertical line, gears are fixed at the shaft ends of the water turbines, and the shaft end gears of two adjacent water turbines are in transmission connection through an intermediate gear; the water wheels of the two groups of water turbines are arranged in a closed water chamber; the top of the water chamber is provided with a water inlet and a water inlet pipe, the water inlet pipe is perpendicular to the ground and extends into the water chamber from the water inlet, and the water outlet end of the water inlet pipe is positioned above the water turbine; the bottom of the water inlet pipe is provided with two water outlet branch pipes which are respectively arranged towards the water wheels of the two groups of water turbines positioned at the upper part of the water turbines in an inclined way so as to enable water flow to be emitted to the water wheels of the two groups of water turbines positioned at the upper part of the water turbines; the water inlet end of the water inlet pipe is connected with the water outlet at the top of the water tower barrel; a water outlet is formed in the bottom of the water chamber; and shaft end gears of the water turbines in the lowest part of the two groups of water turbines are in transmission connection through an intermediate gear, and the intermediate gear is fixedly connected with a generator shaft.
The multistage hydraulic turbine set is characterized in that a water storage tank is arranged above the multistage hydraulic turbine set, a water outlet with a water inlet connected with the top of the water tower barrel through a water pipe is formed in the top of the water storage tank, and a water inlet pipe with a water outlet connected with the water chamber is formed in the bottom of the water storage tank.
And a water outlet branch pipe is arranged above each water turbine in the two groups of water turbines.
36 water inlet valves are uniformly distributed on the piston in the piston chamber.
The two water pressurizing chambers are respectively provided with 36 water outlet valves.
The hollow buoy is made of light materials.
The hollow buoy is fixedly connected with the ejector rod and the upper ejector rod respectively.
In the two groups of water turbines, one group of water turbines and the other group of water turbines are mutually arranged in parallel in the same horizontal direction.
Each group of water turbines comprises three water turbines.
The utility model is a high pressure pump for hydraulic power cycle generating system, which comprises a water tank, a water pressing chamber, a water tower and a water lifting power auxiliary device;
the water containing tank is positioned at the bottom of the pump; the side wall of the water containing tank is provided with a water inlet for flowing in residual water for hydroelectric power generation; a water outlet is formed in the top of the water containing tank;
the water pumping chamber is arranged in a sealing way and is positioned above the water containing tank; two water pumping chambers are arranged; a water outlet valve is arranged at the top of the pressurized water chamber, and a water inlet of the water outlet valve is communicated with the pressurized water chamber; a piston chamber is arranged at the bottom of the water pumping chamber, and a piston is arranged in the piston chamber; the bottom of the piston chamber is open and is communicated with the water containing tank through a water outlet at the top of the water containing tank, and the upper part of the piston chamber is open and is communicated with the inner cavity of the water pressing chamber; the pumping chamber is also provided with a mandril; the piston is fixed at the lower end of the ejector rod; a water inlet valve is arranged on the piston, the water inlet of the water inlet valve is communicated with the water containing tank, and the water outlet of the water inlet valve is communicated with the water pumping chamber;
the two water tower drums are arranged and respectively correspond to the two water pressing chambers; the bottom of the water tower cylinder is connected to the top of the water pumping chamber, and a water outlet of a water outlet valve at the top of the water pumping chamber is communicated with an inner cavity of the water tower cylinder; the ejector rod extends upwards out of the water pumping chamber, extends to the inner cavity of the water tower barrel, and is hermetically connected with the top of the water pumping chamber and the bottom of the water tower barrel; a water outlet is formed in the top of the water tower tube; the inner cavity of the water tower cylinder is provided with a hollow buoy, the bottom of the hollow buoy is connected with the upper end of the ejector rod, and the top of the hollow buoy is connected with an upper ejector rod; the upper top rod extends out of the top of the water tower barrel; the upper top rods of the two water tower drums are movably connected through a connecting rod; a connecting rod shaft is fixed in the middle of the connecting rod and movably connected to the top of the water tower barrel through a bearing;
the water lifting power auxiliary device comprises a motor, a rocker arm and a sliding seat; one end of the rocker arm is fixedly connected with the connecting rod shaft, and the other end of the rocker arm is fixedly connected with the sliding seat; a circular through hole is formed in the center of the sliding seat; the central line of the rocker arm is respectively and vertically intersected with the central line of the circular through hole of the sliding seat and the central line of the connecting rod shaft; four sliding grooves are uniformly distributed on the surface of one end of the sliding seat along the radial direction of the circular through hole, wherein the central line of the two sliding grooves close to the rocker arm forms an angle of 45 degrees with the central line of the rocker arm in a projection manner; the motor shaft penetrates through the circular through hole of the sliding seat, and the center lines of the motor shaft and the sliding seat are superposed; the end of the motor shaft is vertically and fixedly connected with two sliding arms which are positioned on the same plane, are respectively arranged in two adjacent sliding grooves on the end surface of the sliding seat and can slide in the sliding grooves; the motor is fixedly connected with the water containing tank.
Adopt the utility model discloses a structure owing to be equipped with novel high-pressure pump and multistage hydraulic turbine unit, the high-pressure pump turns into the potential energy with hydroelectric power residual water kinetic energy again, and multistage hydraulic turbine unit turns into the potential energy of water again and is used for generating electricity and drive the high-pressure pump, so cyclic utilization, efficient.
Because the high-pressure pump includes holding the water tank, two pumping chambers, two water tower barrels and water lifting power auxiliary device, like this, can introduce the surplus water of hydroelectric power generation into holding the water tank through multiple ways such as pipeline or irrigation canals and ditches, the water that introduces holding the water tank itself has very big kinetic energy, two ejector pins link up and down with the last ejector pin of two tower barrels connected through the connecting rod under the effect of water lifting power auxiliary device, thereby it makes water intaking valve and outlet valve work in turn to drive the piston motion, water constantly gets into the pumping chamber, get into water tower barrel again, discharge from water tower barrel top outlet at last, send into the hydraulic turbine through the drain pipe and continue the electricity generation, thereby realized converting the surplus water kinetic energy of hydroelectric power generation into potential energy again and continue the utility model purpose that uses for the. The water inlet valve is arranged on the piston, so that the manufacturing and the installation are convenient, and the efficiency can be improved.
The water lifting power auxiliary device comprises a motor, a rocker arm and a sliding seat, wherein two sliding arms at the shaft end of the motor are respectively arranged in two adjacent sliding grooves on the end surface of the sliding seat and can slide in the sliding grooves, the rotation of the motor shaft drives the rocker arm to swing, and the swing of the rocker arm drives two upper top rods to be linked up and down through a connecting rod so as to drive a piston to work, so that two water tower drums alternately feed water, the work balance and stability of the mechanism can be kept, and the kinetic energy of the residual water of the hydroelectric power generation can be fully utilized so as to reduce the. The energy consumption of the water lifting power auxiliary device can be further saved by the sliding seat structure. Through the trial and error comparison, the structure of the water lifting power auxiliary device adopting the sliding seat structure can reduce the energy consumption by about 50 percent compared with other power modes, and the water lifting power auxiliary device is more convenient to manufacture, install and maintain and has lower cost.
The two water pressing chambers are respectively provided with 36 water inlet valves and 36 water outlet valves, so that the working efficiency can be greatly improved, and the kinetic energy of residual water can be fully utilized.
The hollow buoy is arranged in the inner cavity of the water tower barrel, so that the buoyancy of water can be utilized, and the power consumption of the transmission shaft can be further reduced. And the hollow buoy is made of light materials, so that the power consumption of the transmission shaft can be reduced to a greater extent.
Owing to be equipped with two hydraulic turbines, every hydraulic turbine of group includes two at least hydraulic turbines, the water wheels of two hydraulic turbines are arranged in an inclosed hydroecium, the hydroecium top is equipped with the water inlet, the inlet tube stretches into the hydroecium from the water inlet with the perpendicular to ground, be located the top of hydraulic turbine, the inlet tube bottom is equipped with two minute water pipes, these two minute water pipes set up so that the water wheels of two hydraulic turbines of rivers directive property on upper portion are located to two hydraulic turbines respectively to the water wheels slope of the hydraulic turbine of two hydraulic turbines on two upper portions, thus, water is from going up down, strike the hydraulic turbine of lower part again behind the hydraulic turbine on upper portion, can drive the hydraulic turbine linkage work of a. The hydraulic turbine, the generator and the hydraulic turbine are mutually in gear transmission, so that the synchronization is completely realized, the power is further increased, and the working efficiency is improved.
Because two groups of water turbines are vertically arranged from top to bottom, the structure is compact, the occupied area is small, the land resources can be greatly saved, and the investment cost is reduced.
The utility model discloses a pump novel structure and simple, it is convenient to make, can miniaturize, also can large-scale setting, can introduce the containing water case with the hydroelectric power surplus water through multiple ways like pipeline or irrigation canals and ditches etc. and can utilize this part kinetic energy of hydroelectric power surplus water, the reuse generates electricity, cyclic utilization, and need not rely on the topography condition excessively, can not influence the required water head of drive hydraulic turbine again, the hydroenergy and the land resource of nature have greatly been practiced thrift, the utilization efficiency of hydroenergy has been improved, work efficiency is higher.
The system of the utility model can be used independently and can also be connected to the existing hydroelectric power generation facilities to recycle the residual water of the existing hydroelectric power generation.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a schematic structural view of the high pressure pump of the present invention;
FIG. 3 is a schematic structural view of the high-pressure pump water lifting power auxiliary device of the present invention;
fig. 4 is a schematic structural view of the slide seat of the hydrodynamic assisting device for pumping high pressure of the present invention;
FIG. 5 is a schematic structural view of the water turbine of the present invention;
fig. 6 is a schematic view of the gear transmission connection structure of the hydraulic turbine set of the present invention.
Detailed Description
The invention is described in detail below with reference to the following drawings and embodiments:
as shown in fig. 1, the hydraulic circulation power generation system of the present invention includes a high-pressure pump 1 and a multistage hydraulic turbine set 3.
As shown in fig. 2, 3 and 4, the high pressure pump includes a water tank 17, a water pressing chamber 16, a water tower barrel 13 and a water lifting power auxiliary device.
The water containing tank is positioned at the bottom of the pump. The side wall of the water storage tank is provided with a water inlet for flowing in residual water for hydroelectric power generation, and the residual water after the hydroelectric power generation is introduced into the water storage tank through a pipeline or a ditch. The top of the water tank is provided with a water outlet.
The water pumping chamber is arranged in a sealing way and is positioned above the water containing tank. Two water pumping chambers are arranged. The top of the pumping chamber is provided with a water outlet valve 112. The water inlet of the water outlet valve is communicated with the water pumping chamber. The bottom of the pumping chamber is provided with a piston chamber 111. The piston chamber is provided with a piston. The bottom of the piston chamber is open and is communicated with the water containing tank through a water outlet at the top of the water containing tank, and the upper part of the piston chamber is open and is communicated with the inner cavity of the water pressing chamber. The pumping chamber is also provided with a mandril. The piston is fixed at the lower end of the ejector rod. The piston is provided with a water inlet valve 110. The water inlet of the water inlet valve is communicated with the water containing tank, and the water outlet of the water inlet valve is communicated with the water pressing chamber. The structures of the water outlet valve and the water inlet valve are the prior art, such as a one-way valve and the like.
The number of the water tower barrels is two, and the two water tower barrels are respectively arranged corresponding to the two water pressing chambers. The bottom of the water tower cylinder is connected with the top of the water pumping chamber, and the water outlet of the water outlet valve at the top of the water pumping chamber is communicated with the inner cavity of the water tower cylinder. The ejector rod extends upwards out of the water pumping chamber, extends to the inner cavity of the water tower barrel, and is connected with the top of the water pumping chamber and the bottom of the water tower barrel in a sealing mode. The top of the water tower barrel is provided with a water outlet. The inner cavity of the water tower cylinder is provided with a hollow buoy 14, the bottom of the hollow buoy is connected with the upper end of the ejector rod, and the top of the hollow buoy is connected with an upper ejector rod 12. The upper top rod extends out of the top of the water tower barrel. The upper top rods of the two water tower drums are movably connected through a connecting rod 11. The middle part of the connecting rod is fixed with a connecting rod shaft 10. The connecting rod shaft is movably connected to the top of the water tower barrel through a bearing.
The water lifting power auxiliary device comprises a motor, a rocker 18 and a sliding seat 19. One end of the rocker arm is fixedly connected with the connecting rod shaft, and the other end of the rocker arm is fixedly connected with the sliding seat. The center of the sliding seat is provided with a circular through hole. The central line of the rocker arm is respectively and vertically intersected with the central line of the circular through hole of the sliding seat and the central line of the connecting rod shaft. Four sliding grooves 121 are uniformly distributed on the surface of one end of the sliding seat along the radial direction of the circular through hole, wherein the central line of the two sliding grooves close to the rocker arm forms an angle of 45 degrees with the projection of the central line of the rocker arm. The motor shaft 20 passes through the circular through hole of the sliding seat, and the central lines of the motor shaft and the sliding seat are coincident. Two sliding arms 122 are vertically and fixedly connected with the end of the motor shaft, bearings are arranged at the ends of the two sliding arms, and the two sliding arms are positioned on the same plane, are respectively arranged in two adjacent sliding grooves on the end surface of the sliding seat and can slide in the sliding grooves. The motor is fixedly connected with the water containing tank.
As shown in fig. 5 and 6, the multistage hydro-turbine group includes two sets of water turbines. The transmission shaft of the water turbine is parallel to the ground and each other. Each group of turbines comprises at least two turbines 23. The two water turbines are arranged up and down along the same vertical line. The shaft end of the water turbine is fixed with a gear. The shaft end gears of two adjacent water turbines are in transmission connection through an intermediate gear. The water wheels of the two sets of water turbines are arranged in a closed water chamber 24. The top of the water chamber is provided with a water inlet and a water inlet pipe 21. The water inlet pipe 21 extends into the water chamber from the water inlet perpendicularly to the ground, and the water outlet end of the water inlet pipe is positioned above the water turbine. The bottom of the water inlet pipe is provided with two water outlet branch pipes 22. The two water outlet pipes are respectively obliquely arranged towards the water wheels of the two groups of water turbines positioned at the upper part of the water turbines so that water flow is emitted to the water wheels of the two groups of water turbines positioned at the upper part of the water turbines. The water inlet end of the water inlet pipe is connected with the water outlet at the top of the water tower barrel. The bottom of the water chamber is provided with a water outlet. The shaft end gears of the water turbines in the lowest water turbine group are in transmission connection through an intermediate gear 25, and the intermediate gear is fixedly connected with a generator shaft 26.
In order to increase the water storage capacity and improve the kinetic energy, as a further improvement, a water storage tank 2 is arranged above the multistage water turbine set. The top of the water storage tank is provided with a water inlet which is connected with a water outlet at the top of the tower barrel through a water pipe, and the bottom of the water storage tank is provided with a water outlet which is connected with a water inlet pipe of the water wheel power device.
In order to further improve the efficiency, a water outlet branch pipe is arranged above each water turbine in the two groups of water turbines.
In order to improve the efficiency, 36 water inlet valves are uniformly distributed on the piston in the piston chamber. The two water pumping chambers are respectively provided with 36 water outlet valves.
The hollow buoy is made of light materials, such as aluminum alloy or plastics. Therefore, the resistance can be reduced, and the power is saved.
The hollow buoy is fixedly connected with the ejector rod and the upper ejector rod respectively. Thus, the synchronous linkage can be better realized.
Preferably, in the two sets of hydraulic turbines, the hydraulic turbine of one set and the hydraulic turbine of the other set are arranged in parallel in the same horizontal direction.
Preferably, each group of turbines comprises three turbines. This is most effective, with more than three turbines being inconvenient to manufacture, increasing costs and increasing power only slightly.
The utility model discloses the theory of operation of system:
the residual water after hydroelectric generation is introduced into a water containing tank of the high-pressure pump through a pipeline or a ditch. The residual water entering the high-pressure pump water containing tank has some kinetic energy, and the water lifting power auxiliary device assists in increasing the kinetic energy. The motor shaft of the high-pressure pump water lifting power auxiliary device rotates to drive the rocker arm to swing through the sliding seat, and the swing of the rocker arm drives two upper ejector rods to be linked up and down through the connecting rod to drive the piston to work, so that two water tower barrels alternately feed water: when the ejector rod moves downwards, the piston in the water pressing chamber moves downwards, the water inlet valve is opened, and water in the water containing tank enters the water pressing chamber; when the ejector rod moves upwards, the piston in the water pressing chamber moves upwards, the water inlet valve is closed, the water outlet valve is opened, and water in the water pressing chamber enters the tower barrel; the water is discharged from a water outlet at the top of the water tower barrel, and the hollow buoy and the upper ejector rod in the tower barrel also move upwards. Meanwhile, the other ejector rod and the piston in the other water pressing chamber do opposite movement; the upper top rods of the two water tower drums are connected through a connecting rod to move oppositely, so that the two water tower drums alternately feed water.
The water entering the water containing tank is conveyed to a high position and then is discharged from a water outlet at the top of the water tower cylinder for power generation.
Water enters the multistage hydraulic turbine set after being discharged from a water outlet at the top of the water tower cylinder, and simultaneously impacts the two groups of hydraulic turbines from top to bottom. Each group of water turbines is connected through a gear, and power and rotating speed are increased. The last water turbine of the two groups of water turbines drives the engine to generate power through gear connection.
The utility model discloses a circulating hydroelectric power generation system actual production cost is about every kilowatt and is only 2600 yuan, and annual operating time is 8600 hours, and every time the cost of once is within 5 minutes. The utility model discloses a circulating hydroelectric generation system does not need too many water yield, compares with traditional hydroelectric generation device, and not only the small investment, the income is high, and it is fast to take effect, safe and reliable moreover, and is energy-concerving and environment-protective, efficient.
Claims (10)
1. A hydronic power generation system, comprising: comprises a high-pressure pump (1) and a multi-stage hydraulic turbine set (3);
the high-pressure pump comprises a water containing tank (17), a water pressing chamber (16), a water tower cylinder (13) and a water lifting power auxiliary device;
the water containing tank is positioned at the bottom of the pump; the side wall of the water containing tank is provided with a water inlet for flowing in residual water for hydroelectric power generation; a water outlet is formed in the top of the water containing tank;
the water pumping chamber is arranged in a sealing way and is positioned above the water containing tank; two water pumping chambers are arranged; a water outlet valve (112) is arranged at the top of the pressurized water chamber, and a water inlet of the water outlet valve is communicated with the pressurized water chamber; a piston chamber (111) is arranged at the bottom of the water pumping chamber, and a piston is arranged in the piston chamber; the bottom of the piston chamber is open and is communicated with the water containing tank through a water outlet at the top of the water containing tank, and the upper part of the piston chamber is open and is communicated with the inner cavity of the water pressing chamber; the pumping chamber is also provided with a mandril; the piston is fixed at the lower end of the ejector rod; a water inlet valve (110) is arranged on the piston, the water inlet of the water inlet valve is communicated with the water containing tank, and the water outlet of the water inlet valve is communicated with the water pumping chamber;
the two water tower drums are arranged and respectively correspond to the two water pressing chambers; the bottom of the water tower cylinder is connected to the top of the water pumping chamber, and a water outlet of a water outlet valve at the top of the water pumping chamber is communicated with an inner cavity of the water tower cylinder; the ejector rod extends upwards out of the water pumping chamber, extends to the inner cavity of the water tower barrel, and is hermetically connected with the top of the water pumping chamber and the bottom of the water tower barrel; a water outlet is formed in the top of the water tower tube; a hollow buoy (14) is arranged in the inner cavity of the water tower cylinder, the bottom of the hollow buoy is connected with the upper end of the ejector rod, and the top of the hollow buoy is connected with an upper ejector rod (12); the upper top rod extends out of the top of the water tower barrel; the upper top rods of the two water tower drums are movably connected through a connecting rod (11); a connecting rod shaft (10) is fixed in the middle of the connecting rod and is movably connected to the top of the water tower barrel through a bearing;
the water lifting power auxiliary device comprises a motor, a rocker arm (18) and a sliding seat (19); one end of the rocker arm is fixedly connected with the connecting rod shaft, and the other end of the rocker arm is fixedly connected with the sliding seat; a circular through hole is formed in the center of the sliding seat; the central line of the rocker arm is respectively and vertically intersected with the central line of the circular through hole of the sliding seat and the central line of the connecting rod shaft; four sliding chutes (121) are uniformly distributed on the surface of one end of the sliding seat along the radial direction of the circular through hole, wherein the central lines of the two sliding chutes close to the rocker arm form a 45-degree projection with the central line of the rocker arm; the motor shaft (20) penetrates through the circular through hole of the sliding seat, and the central lines of the motor shaft and the sliding seat are superposed; the end of the motor shaft is vertically and fixedly connected with two sliding arms (122), the ends of the two sliding arms are provided with bearings, and the two sliding arms are positioned on the same plane, are respectively arranged in two adjacent sliding grooves on the end surface of the sliding seat and can slide in the sliding grooves; the motor is fixedly connected with the water containing tank;
the multistage hydraulic turbine set comprises two groups of hydraulic turbines; the transmission shaft of the water turbine is parallel to the ground and is mutually parallel; each group of water turbines comprises at least two water turbines (23), the two water turbines are arranged up and down along the same vertical line, gears are fixed at the shaft ends of the water turbines, and the shaft end gears of two adjacent water turbines are in transmission connection through an intermediate gear; the water wheels of the two groups of water turbines are arranged in a closed water chamber (24); the top of the water chamber is provided with a water inlet and a water inlet pipe (21), the water inlet pipe is perpendicular to the ground and extends into the water chamber from the water inlet, and the water outlet end of the water inlet pipe is positioned above the water turbine; the bottom of the water inlet pipe is provided with two water outlet branch pipes (22), and the two water outlet branch pipes are respectively obliquely arranged towards the water wheels of the two groups of water turbines positioned at the upper parts of the two groups of water turbines so as to enable water flow to be emitted to the water wheels of the two groups of water turbines positioned at the upper parts of the two groups of water turbines; the water inlet end of the water inlet pipe is connected with the water outlet at the top of the water tower barrel; a water outlet is formed in the bottom of the water chamber; the shaft end gears of the water turbines in the lowest part of the two groups of water turbines are in transmission connection through an intermediate gear (25), and the intermediate gear is fixedly connected with a generator shaft (26).
2. The power generation system of claim 1, wherein: a water storage tank (2) is arranged above the multistage water turbine set, a water outlet with a water inlet connected with the top of the water tower barrel through a water pipe is formed in the top of the water storage tank, and a water inlet pipe (21) with a water outlet connected with the water chamber is formed in the bottom of the water storage tank.
3. The power generation system of claim 1, wherein: and a water outlet branch pipe is arranged above each water turbine in the two groups of water turbines.
4. The power generation system of claim 1, wherein: 36 water inlet valves are uniformly distributed on the piston in the piston chamber.
5. The power generation system of claim 1, wherein: the two water pressurizing chambers are respectively provided with 36 water outlet valves.
6. The power generation system of claim 1, wherein: the hollow buoy is made of light materials.
7. The power generation system of claim 1, wherein: the hollow buoy is fixedly connected with the ejector rod and the upper ejector rod respectively.
8. The power generation system of claim 1, wherein: in the two groups of water turbines, one group of water turbines and the other group of water turbines are mutually arranged in parallel in the same horizontal direction.
9. The power generation system of claim 1, wherein: each group of water turbines comprises three water turbines.
10. A high pressure pump for a hydronic power generation system, characterized by: comprises a water containing tank, a water pressing chamber, a water tower barrel and a water lifting power auxiliary device;
the water containing tank is positioned at the bottom of the pump; the side wall of the water containing tank is provided with a water inlet for flowing in residual water for hydroelectric power generation; a water outlet is formed in the top of the water containing tank;
the water pumping chamber is arranged in a sealing way and is positioned above the water containing tank; two water pumping chambers are arranged; a water outlet valve is arranged at the top of the pressurized water chamber, and a water inlet of the water outlet valve is communicated with the pressurized water chamber; a piston chamber is arranged at the bottom of the water pumping chamber, and a piston is arranged in the piston chamber; the bottom of the piston chamber is open and is communicated with the water containing tank through a water outlet at the top of the water containing tank, and the upper part of the piston chamber is open and is communicated with the inner cavity of the water pressing chamber; the pumping chamber is also provided with a mandril; the piston is fixed at the lower end of the ejector rod; a water inlet valve is arranged on the piston, the water inlet of the water inlet valve is communicated with the water containing tank, and the water outlet of the water inlet valve is communicated with the water pumping chamber;
the two water tower drums are arranged and respectively correspond to the two water pressing chambers; the bottom of the water tower cylinder is connected to the top of the water pumping chamber, and a water outlet of a water outlet valve at the top of the water pumping chamber is communicated with an inner cavity of the water tower cylinder; the ejector rod extends upwards out of the water pumping chamber, extends to the inner cavity of the water tower barrel, and is hermetically connected with the top of the water pumping chamber and the bottom of the water tower barrel; a water outlet is formed in the top of the water tower tube; the inner cavity of the water tower cylinder is provided with a hollow buoy, the bottom of the hollow buoy is connected with the upper end of the ejector rod, and the top of the hollow buoy is connected with an upper ejector rod; the upper top rod extends out of the top of the water tower barrel; the upper top rods of the two water tower drums are movably connected through a connecting rod; a connecting rod shaft is fixed in the middle of the connecting rod and movably connected to the top of the water tower barrel through a bearing;
the water lifting power auxiliary device comprises a motor, a rocker arm and a sliding seat; one end of the rocker arm is fixedly connected with the connecting rod shaft, and the other end of the rocker arm is fixedly connected with the sliding seat; a circular through hole is formed in the center of the sliding seat; the central line of the rocker arm is respectively and vertically intersected with the central line of the circular through hole of the sliding seat and the central line of the connecting rod shaft; four sliding grooves are uniformly distributed on the surface of one end of the sliding seat along the radial direction of the circular through hole, wherein the central line of the two sliding grooves close to the rocker arm forms an angle of 45 degrees with the central line of the rocker arm in a projection manner; the motor shaft penetrates through the circular through hole of the sliding seat, and the center lines of the motor shaft and the sliding seat are superposed; the end of the motor shaft is vertically and fixedly connected with two sliding arms which are positioned on the same plane and are respectively arranged in two adjacent sliding grooves on the end surface of the sliding seat, are internally tangent and can slide in the sliding grooves; the motor is fixedly connected with the water containing tank.
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| CN201920916852.3U CN210422861U (en) | 2019-06-18 | 2019-06-18 | Hydraulic circulation power generation system and high-pressure pump thereof |
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| CN201920916852.3U CN210422861U (en) | 2019-06-18 | 2019-06-18 | Hydraulic circulation power generation system and high-pressure pump thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094291A (en) * | 2019-06-18 | 2019-08-06 | 湖南汉明动力科技有限公司 | Hydraulic circulating generation system and its high-pressure pump |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094291A (en) * | 2019-06-18 | 2019-08-06 | 湖南汉明动力科技有限公司 | Hydraulic circulating generation system and its high-pressure pump |
| CN110094291B (en) * | 2019-06-18 | 2024-03-29 | 湖南汉明动力科技有限公司 | Hydraulic circulation power generation system and high-pressure pump thereof |
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