CN112922799A - Salt difference power generation device - Google Patents

Salt difference power generation device Download PDF

Info

Publication number
CN112922799A
CN112922799A CN202110372614.2A CN202110372614A CN112922799A CN 112922799 A CN112922799 A CN 112922799A CN 202110372614 A CN202110372614 A CN 202110372614A CN 112922799 A CN112922799 A CN 112922799A
Authority
CN
China
Prior art keywords
cavity
water
piston
water storage
hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202110372614.2A
Other languages
Chinese (zh)
Other versions
CN112922799B (en
Inventor
温玉根
潘昀
刘灿
王贺贺
白兴兰
周阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Ocean University ZJOU
Original Assignee
Zhejiang Ocean University ZJOU
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Ocean University ZJOU filed Critical Zhejiang Ocean University ZJOU
Priority to CN202110372614.2A priority Critical patent/CN112922799B/en
Publication of CN112922799A publication Critical patent/CN112922799A/en
Application granted granted Critical
Publication of CN112922799B publication Critical patent/CN112922799B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/04—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using pressure differences or thermal differences occurring in nature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B1/00—Engines of impulse type, i.e. turbines with jets of high-velocity liquid impinging on blades or like rotors, e.g. Pelton wheels; Parts or details peculiar thereto
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2210/00—Working fluid
    • F05B2210/10—Kind or type
    • F05B2210/11—Kind or type liquid, i.e. incompressible
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2210/00—Working fluid
    • F05B2210/20—Properties
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00—Application
    • F05B2220/70—Application in combination with
    • F05B2220/706—Application in combination with an electrical generator
    • 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
    • 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
    • Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient

Landscapes

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

Abstract

The invention provides a salt difference power generation device, and belongs to the technical field of power generation equipment. The water storage type water heater comprises a water storage tank, a sewer pipe, an upper platform, a power generator and a first water injection mechanism, wherein a water storage cavity is arranged in the water storage tank, an opening is formed in the left side surface of the water storage tank, a semipermeable membrane is arranged in the opening, a water collecting pipe is vertically and fixedly arranged on the upper side surface of the water storage tank and is communicated with the water storage cavity, the sewer pipe is fixedly connected to the water collecting pipe, the upper platform is fixedly arranged on the upper side of the water storage tank, a notch is formed in one side edge of the upper platform, which is far away from the water storage tank, a first rotating shaft is horizontally and rotatably arranged on the upper platform, a roller is coaxially and fixedly arranged on the first rotating shaft and is positioned right below the lower end of the sewer pipe, a plurality of rotating plates are circumferentially arranged on the wheel surface of the roller. The invention can utilize the salinity difference of seawater and river water to generate electricity, and is green and environment-friendly.

Description

Salt difference power generation device
Technical Field
The invention belongs to the technical field of power generation equipment, and relates to a salt difference power generation device.
Background
Energy is an important material basis for economic development in the world, fossil energy is continuously exhausted due to industrial technology development along with the lapse of time, and the energy crisis is gradually approaching to human beings. Meanwhile, the use of a large amount of fossil fuels causes pollution of the environment and destruction of the ecological environment on the global scale. Therefore, the development and utilization of clean renewable energy sources have become one of the subjects of the society of today.
At the sea-entering part of a river, because the salinity of fresh water and seawater is different, seawater has osmotic pressure on the fresh water, and water is forced to permeate from the side with low salinity to the side with high salinity through a semipermeable membrane, so that the water with high salinity is diluted until the salinity of the water on the two sides of the membrane is equal, the energy can be converted into electric energy, but the recycling of the energy is less at present, and certain energy waste is caused.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a salt tolerance power generation device which can generate power by using the salinity tolerance of seawater and river water and is environment-friendly.
The purpose of the invention can be realized by the following technical scheme:
a salt-difference power plant comprising: the water storage tank is internally provided with a water storage cavity, the left side surface of the water storage tank is provided with an opening, the opening is internally provided with a semipermeable membrane which can enable water to enter the water storage cavity, the upper side surface of the water storage tank is vertically and fixedly provided with a water collecting pipe, and the water collecting pipe is communicated with the water storage cavity through a first through hole;
one end of the sewer pipe is fixedly connected to the water collecting pipe, and the other end of the sewer pipe is inclined downwards;
the upper platform is horizontally and fixedly arranged on the upper side of the water storage tank, a notch is formed in one side edge, away from the water storage tank, of the upper platform, a first rotating shaft is horizontally and rotatably arranged on the upper platforms on two sides of the notch, a roller is coaxially and fixedly arranged on the first rotating shaft above the notch, the roller is located right below the lower end of the sewer pipe, and a plurality of rotating plates are arranged on the surface of the roller along the circumferential direction;
the generator is fixedly arranged on the upper platform, and the first rotating shaft is in transmission connection with the generator;
the first water injection mechanism is arranged on the water storage tank, and when the first rotating shaft rotates, the first water injection mechanism can inject water into the water storage cavity.
In the above salt-difference power generation apparatus, the first water injection mechanism includes:
the lower side of the water storage tank is horizontally provided with a lower platform, the first piston cylinder is horizontally and fixedly arranged on the lower platform, the right end of the first piston cylinder is provided with a first piston rod in a sliding manner, one end of the first piston rod extends into the first piston cylinder, the end part of the first piston rod is fixedly provided with a first piston, the first piston is arranged in the first piston cylinder in a sliding and sealing manner, and the first piston divides the interior of the first piston cylinder into a first cavity and a second cavity;
one end of the first air pipe is fixedly connected to the first piston cylinder and communicated with the second cavity, and the other end of the first air pipe is communicated with the outside air through a first exhaust structure;
the first water inlet pipe and the first water outlet pipe are fixedly connected to the first piston cylinder, the first water inlet pipe is communicated with the first cavity through the first through hole, the first water outlet pipe is communicated with the first cavity through the second through hole, and the other end of the first water outlet pipe is communicated with the water storage cavity;
the first opening and closing structure is arranged on the first piston cylinder, can open the first water inlet pipe and close the first water outlet pipe when the first piston moves towards the second cavity, and can close the first water inlet pipe and open the first water outlet pipe when the first piston moves towards the first cavity;
and the driving mechanism is arranged on the lower platform and can drive the first piston rod to slide left and right by utilizing the rotation of the first rotating shaft.
In the above salt-difference power generation apparatus, the first exhaust structure includes:
the upper end of the first air pipe is fixedly connected with the first floating block, and the first floating block is provided with a first through hole;
the first ventilation pipe is fixedly arranged on the upper side face of the first floating block and is communicated with the first ventilation pipe through a first through hole.
In the above salt-difference power generation apparatus, the first opening/closing structure includes:
the first cover plate is hinged to a first through hole in the first cavity through a first hinge shaft, and the first hinge shaft is positioned above the first through hole;
and the second cover plate is hinged to a second through hole positioned outside the first piston cylinder through a second hinge shaft, and the second hinge shaft is positioned above the second through hole.
In the above salt brine difference power generation device, the drive mechanism includes:
the first belt pulley is coaxially and fixedly arranged on the first rotating shaft;
the lower platform is horizontally and rotatably provided with a second rotating shaft, and the second belt pulley is coaxially and fixedly arranged on the second rotating shaft;
the belt is wound on the first belt pulley and the second belt pulley;
the linkage structure is arranged on the second rotating shaft and can drive the first piston rod to slide left and right by utilizing the rotation of the second rotating shaft.
In the above salt brine difference power generation device, the interlocking structure includes:
the cylinder is coaxially and rotatably arranged at one end of the second rotating shaft, a blind hole is coaxially formed in one side, away from the second rotating shaft, of the cylinder, and a gear ring is coaxially and fixedly arranged on the arc-shaped side wall of the blind hole;
the end part of a first piston rod positioned outside the first piston cylinder is fixedly connected to the movable block, and the movable block is vertically provided with a sliding slot hole;
the one end of second pivot extends to in the blind hole and the tip articulates there is first connecting rod, the other end and the first gear rotation of first connecting rod are connected, first gear and ring gear meshing are connected, it has the second connecting rod to articulate on the first gear, the other end of second connecting rod has set firmly the slide bar, the slide bar passes sliding groove hole and tip and has set firmly the roof.
In a salt difference power generation facility of foretell, still be equipped with second water injection mechanism on the upper mounting plate, second water injection mechanism includes:
the second piston cylinder is horizontally and fixedly arranged on the lower platform, a second piston rod is arranged at the left end of the second piston cylinder in a sliding mode, one end of the second piston rod extends into the second piston cylinder, a second piston is fixedly arranged at the end of the second piston rod, the other end of the second piston rod is fixedly connected with the movable block, the second piston rod and the first piston rod are coaxially arranged, the second piston is arranged in the second piston cylinder in a sliding and sealing mode, and the second piston divides the interior of the second piston cylinder into a third cavity and a fourth cavity;
one end of the second air pipe is fixedly connected to the second piston cylinder and communicated with the fourth cavity, and the other end of the second air pipe is communicated with the outside air through a second exhaust structure;
the second water inlet pipe and the second water outlet pipe are fixedly connected to the second piston cylinder, the second water inlet pipe is communicated with the third cavity through a third through hole, the second water outlet pipe is communicated with the third cavity through a fourth through hole, and the second water outlet pipe is communicated with the water storage cavity;
the second opening and closing structure is arranged on the second piston cylinder, when the second piston moves towards the fourth cavity, the first opening and closing structure can open the second water inlet pipe and close the second water outlet pipe, and when the second piston moves towards the third cavity, the second opening and closing structure can close the second water inlet pipe and open the second water outlet pipe.
In the above salt-difference power generation apparatus, the second opening/closing structure includes:
the third cover plate is hinged to a third through hole in the third cavity through a third hinge shaft, and the third hinge shaft is positioned above the third through hole;
and the fourth cover plate is hinged to a fourth through hole positioned outside the second piston cylinder through a fourth hinged shaft, and the fourth hinged shaft is positioned above the fourth through hole.
In the above salt brine difference power generation device, the second exhaust structure includes:
the upper end of the second air pipe is fixedly connected with the second floating block, and a second through hole is formed in the second floating block;
and the second ventilating pipe is fixedly arranged on the upper side surface of the second floating block and is communicated with the second air pipe through a second through hole.
In the salt difference power generation device, the upper side edge of the lower end of the downcomer is hinged with the guide plate, and the compression spring is connected between the guide plate and the downcomer.
Compared with the prior art, the invention has the following advantages:
1. the salt difference power generation device is arranged at the sea entrance of a river, the semipermeable membrane is positioned on one side of river water, the water storage cavity is filled with seawater in an initial state, the seawater has osmotic pressure on the river water due to large salinity difference between the seawater and the river water, the river water continuously enters the water storage cavity through the semipermeable membrane, the water level of the water storage cavity is continuously high, when the water level is higher than the upper end of a sewer pipe, the seawater flows out through the sewer pipe, the water body impacts a rotating plate on the roller, the roller and the first rotating shaft are driven to rotate clockwise, and the generator generates electricity; in addition, the first water injection mechanism utilizes partial kinetic energy of the first rotating shaft to continuously inject seawater into the water storage cavity, so that the salinity of the seawater in the water storage cavity is always higher than that of the river side, the river can continuously enter the water storage cavity, continuous power generation is realized, and the power generation amount is increased;
2. when water flowing out of the lower water pipe impacts the rotating plate downwards to drive the roller and the first rotating shaft to rotate, the first piston rod is driven by the driving mechanism to slide left and right, when the first piston rod moves towards the second cavity, the first water inlet pipe is opened and the first water outlet pipe is closed by the first opening and closing structure, gas in the second cavity is discharged to the outside through the first air pipe, negative pressure is formed in the first cavity, seawater is sucked into the first cavity through the first water inlet pipe, then the first piston rod moves towards the first cavity, the first water outlet pipe is opened and the first water inlet pipe is closed by the first opening and closing structure, air is sucked into the second cavity from the outside, the first piston extrudes the first cavity, the seawater in the first cavity is extruded into the water storage cavity, the salinity of the seawater in the water storage cavity is increased, and the osmotic pressure is ensured to exist on the two sides of the;
3. the first floating block floats on the water surface all the time, the second cavity is communicated with the outside through the first air pipe, when the first piston moves into the second cavity, air in the second cavity is discharged onto the water surface, when the first piston moves into the first cavity, the second cavity is exhausted from the outside, the resistance of the first piston in sliding left and right is reduced, and the operation is simple;
4. in an initial state, the first cover plate and the second cover plate are in a vertical state, and the first through hole is blocked by the first cover plate. The second through hole is blocked by the second cover plate, when the first piston moves towards the second cavity, negative pressure is formed in the first cavity, the first cover plate rotates towards the first piston, the first water inlet pipe is opened, the second cover plate rotates towards the direction far away from the first piston, the first water outlet pipe is closed, seawater enters the first cavity through the first water inlet pipe, the seawater in the first cavity cannot be discharged through the first water outlet pipe, when the first piston moves towards the first cavity, the pressure in the first cavity is increased, the first cover plate rotates towards the direction far away from the first piston, the first water inlet pipe is closed, the second cover plate rotates towards the first piston, the first water outlet pipe is opened, the seawater in the first cavity is discharged into the water storage cavity through the first water outlet pipe, the seawater in the first cavity cannot be discharged through the first water inlet pipe, and the structure is simple;
5. when the first rotating shaft drives the first belt pulley to rotate, the belt drives the second belt pulley and the second rotating shaft to rotate, the first piston rod is driven to slide left and right through the linkage structure, seawater is sucked, and the seawater is discharged into the water storage cavity, so that the transmission efficiency is high;
6. when the second rotating shaft rotates, the first gear is driven to rotate around the second rotating shaft through the first connecting rod, the first gear performs circular motion around the gear ring and simultaneously rotates to drive the sliding rod on the second connecting rod to move, and the movable block can only move back and forth along the length direction of the first piston rod due to the mutual restriction of the sliding rod and the sliding groove hole, so that the first piston rod and the first piston are driven to slide left and right, seawater is continuously pumped into the water storage cavity, and the structure is simple; in addition, the first gear performs circular motion around the gear ring, so that the sliding rod can be ensured to slide smoothly in the sliding groove hole;
7. when the movable block moves to the first piston cylinder, the first piston rod and the first piston are pushed to move to the first cavity, the pressure in the first cavity is increased, the first water inlet pipe is closed, the first water outlet pipe is opened, seawater in the first cavity is discharged into the water storage cavity, the second piston rod and the second piston are pushed to move to the fourth cavity, negative pressure is formed in the third cavity, the second water inlet pipe is opened, the second water outlet pipe is closed, the second water inlet pipe pumps seawater from the outside into the third cavity, when the movable block moves to the second piston cylinder, the first piston rod and the first piston are pushed to move to the second cavity, negative pressure is formed in the first cavity, the first water outlet pipe is closed, the first water inlet pipe is opened, the first water inlet pipe pumps seawater from the outside into the first cavity, the second piston rod and the second piston are pushed to move to the third cavity, and the pressure in the third cavity is increased, at the moment, the second water inlet pipe is closed, the second water outlet pipe is opened, seawater in the third cavity is discharged into the water storage cavity through the second water outlet pipe, the first cavity and the third cavity are enabled to alternately inject water into the water storage cavity, the seawater quantity and salinity in the water storage cavity are increased, and the mechanical energy of the movable block is fully utilized;
8. in the initial state, the third cover plate and the fourth cover plate are in a vertical state, and the third through hole is blocked by the third cover plate. The fourth cover plate blocks the fourth through hole, when the second piston moves towards the fourth cavity, negative pressure is formed in the third cavity, the third cover plate rotates towards the direction close to the second piston, the second water inlet pipe is opened, the fourth cover plate rotates towards the direction far away from the second piston, the second water outlet pipe is closed, seawater enters the third cavity through the second water inlet pipe, the seawater in the third cavity cannot be discharged through the second water outlet pipe, when the second piston moves towards the third cavity, the pressure in the third cavity is increased, the third cover plate rotates towards the direction far away from the second piston, the second water inlet pipe is closed, the fourth cover plate rotates towards the direction close to the second piston, the second water outlet pipe is opened, the seawater in the third cavity is discharged into the water storage cavity through the second water outlet pipe, and the seawater in the third cavity cannot be discharged through the second water inlet pipe, so that the structure is simple;
9. the second floating block floats on the water surface all the time, the fourth cavity is communicated with the outside through the second air pipe, when the second piston moves into the fourth cavity, air in the fourth cavity is discharged onto the water surface, when the second piston moves into the third cavity, the fourth cavity is exhausted from the outside, the resistance of the second piston in sliding left and right is reduced, and the operation is simple;
10. the initial state, under compression spring's effect, make the lower extreme opening of deflector and downcomer be the acute angle, when rivers in the downcomer to the opening, under the effect of deflector, change the flow of rivers, make rivers flow forward downwards, direct impact drives the rotor plate rotation on the rotor plate of gyro wheel, improves the water flow energy and the utilization ratio of potential energy.
Drawings
FIG. 1 is a diagram of the operating state of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken at B-B of FIG. 1;
FIG. 4 is a cross-sectional view taken at C-C of FIG. 1;
FIG. 5 is a cross-sectional view taken at D-D of FIG. 4;
FIG. 6 is a partial enlarged view at E in FIG. 5;
fig. 7 is a partially enlarged view at F in fig. 5.
In the figure, 1, a water storage tank; 11. a water storage cavity; 111. opening a hole; 112. a semi-permeable membrane; 12. a first through hole; 13. a water collection pipe; 131. a second through hole; 14. a sewer pipe; 141. a guide plate; 142. a compression spring; 15. a fixed block; 2. an upper platform; 21. a notch; 22. a first support base; 23. a storage battery; 3. a first rotating shaft; 31. a drum; 311. a rotating plate; 32. a first pulley; 321. a belt; 33. a generator; 4. a lower platform; 41. a second support seat; 42. a second rotating shaft; 43. a second pulley; 5. a cylinder; 51. blind holes; 511. a ring gear; 52. a first link; 53. a first gear; 531. a second link; 532. a slide bar; 533. a top plate; 6. a movable block; 61. a sliding slot hole; 7. a first piston cylinder; 71. a first piston; 72. a first cavity; 721. a first through hole; 722. a first cover plate; 723. a second through hole; 724. a second cover plate; 73. a second cavity; 74. a first piston rod; 75. a first water inlet pipe; 76. a first water outlet pipe; 77. a first air pipe; 78. a first float block; 781. a first gas permeable tube; 782. a first perforation; 8. a second piston cylinder; 81. a second piston; 82. a third cavity; 821. a third through hole; 822. a third cover plate; 823. a fourth via hole; 824. a fourth cover plate; 83. a fourth cavity; 84. a second piston rod; 85. a second water inlet pipe; 86. a second water outlet pipe; 87. a second air pipe; 88. a second floating block; 881. a second gas permeable tube; 882. a second perforation; 9. river water; 91. seawater.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 7, a salt-difference power generation device comprises a water storage tank 1, a sewer pipe 14, an upper platform 2, a power generator 33 and a first water injection mechanism.
Be equipped with water storage chamber 11 in the storage water tank 1, trompil 111 has been seted up on the left surface of storage water tank 1, be equipped with in the trompil 111 and enable water and enter into the pellicle 112 in the water storage chamber 11, the side of going up of storage water tank 1 has set firmly water collection pipe 13 perpendicularly, water collection pipe 13's lower extreme is linked together through first through-hole 12 and water storage chamber 11, water collection pipe 13's upper end is linked together with the external world.
One end of the downcomer 14 is fixedly connected to the water collecting pipe 13, and the other end of the downcomer 14 is inclined downwards.
The upper platform 2 is horizontally and fixedly arranged on the upper side of the water storage tank 1, a notch 21 is formed in one side edge, far away from the water storage tank 1, of the upper platform 2, a first rotating shaft 3 is horizontally and rotatably arranged on the upper platform 2 located on two sides of the notch 21 through two first supporting seats 22, a roller 31 is coaxially and fixedly arranged on the first rotating shaft 3 located above the notch 21, the roller 31 is located under the lower end of the sewer pipe 14, and a plurality of rotating plates 311 are arranged on the wheel surface of the roller 31 along the circumferential direction.
The generator 33 is fixedly arranged on the upper platform 2, one end of the first rotating shaft 3 extends out of one of the first supporting seats 22, and the end part of the first rotating shaft is fixedly connected with an input shaft of the generator 33.
The upper platform 2 is provided with a storage battery 23, and the generator 33 is electrically connected with the storage battery 23 through a rectifier.
First water injection mechanism sets up on storage water tank 1, when first pivot 3 rotated, first water injection mechanism can be to the water storage intracavity 11 internal water injection.
The salt tolerance power generation device is arranged at the sea entrance of a river, so that the semipermeable membrane 112 is positioned at one side of river water 9, in an initial state, the water storage cavity 11 is filled with seawater 91, the seawater 91 has osmotic pressure on the river water 9 due to the large salinity difference between the seawater 91 and the river water 9, the river water 9 continuously enters the water storage cavity 11 through the semipermeable membrane 112, the water level of the water storage cavity 11 is continuously high, when the water level is higher than the upper end of a sewer pipe 14, the water flows out through the sewer pipe 14, the water impacts the rotating plate 311 on the roller 31, the roller 31 and the first rotating shaft 3 are driven to rotate clockwise, and the generator 33 generates electricity; in addition, the first water injection mechanism utilizes partial kinetic energy of the first rotating shaft 3 to continuously inject seawater into the water storage cavity 11, the salinity of the seawater 91 in the water storage cavity 11 is ensured to be always higher than that of the river water 9, the river water 9 can continuously enter the water storage cavity 11, continuous power generation is realized, and the power generation capacity is increased.
Specifically, the first water injection mechanism includes a first piston cylinder 7, a first air pipe 77, a first water inlet pipe 75, a first water outlet pipe 76, a first opening and closing structure, and a driving mechanism.
The lower side level of storage water tank 1 is equipped with lower platform 4, first piston cylinder 7 level sets firmly on lower platform 4, the right-hand member of first piston cylinder 7 slides and is provided with first piston rod 74, the one end of first piston rod 74 stretches into in the first piston cylinder 7 and the tip sets firmly first piston 71, first piston 71 slides and sealed the setting in first piston cylinder 7, first piston 71 is with first piston cylinder 7 internal partitioning become first cavity 72 and second cavity 73.
One end of the first air pipe 77 is fixedly connected to the first piston cylinder 7 and communicated with the second cavity 73, and the other end of the first air pipe 77 is communicated with the outside air through a first exhaust structure.
The first water inlet pipe 75 and the first water outlet pipe 76 are fixedly connected to the first piston cylinder 7, one end of the first water inlet pipe 75 is communicated with the first cavity 72 through a first through hole 721, the other end of the first water inlet pipe 75 is communicated with seawater, one end of the first water outlet pipe 76 is communicated with the first cavity 72 through a second through hole 723, and the other end of the first water outlet pipe 76 is communicated with the water storage cavity 11.
The first opening and closing structure is arranged on the first piston cylinder 7, and can open the first water inlet pipe 75 and close the first water outlet pipe 76 when the first piston 71 moves towards the second cavity 73, and can close the first water inlet pipe 75 and open the first water outlet pipe 76 when the first piston 71 moves towards the first cavity 72.
The driving mechanism is arranged on the lower platform 4, and the driving mechanism can drive the first piston rod 74 to slide left and right by utilizing the rotation of the first rotating shaft 3.
When the water flowing out of the sewer pipe 14 impacts the rotating plate 311 downwards, the drum 31 and the first rotating shaft 3 are driven to rotate, the first piston rod 74 is driven to slide left and right by the driving mechanism, when the first piston rod 74 moves towards the second cavity 73, the first opening and closing structure opens the first water inlet pipe 75 and closes the first water outlet pipe 76, the gas in the second cavity 73 is discharged to the outside through the first air pipe 77, negative pressure is formed in the first cavity 72, seawater is sucked into the first cavity 72 through the first water inlet pipe 75, then the first piston rod 74 moves towards the first cavity 72, the first water outlet pipe 76 is opened and the first water inlet pipe 75 is closed through the first opening and closing structure, air is sucked into the second cavity 73 from the outside, the first piston 71 extrudes the first cavity 72, seawater in the first cavity 72 is extruded into the water storage cavity 11, the salinity of the seawater 91 in the water storage cavity 11 is increased, and osmotic pressure is always ensured to exist on two sides of the semipermeable membrane 112.
Specifically, the first exhaust structure includes a first pontoon 78 and a first breather 781.
The first floating block 78 is fixedly connected to the water storage tank 1 through a pull rope, the upper end of the first air pipe 77 is fixedly connected to the first floating block 78, and the first floating block 78 is provided with a first through hole 782.
First permeability cell 781 sets firmly on the upper flank of first floating block 78, first permeability cell 781 is linked together through first perforation 782 and first trachea 77, preferably, first permeability cell 781 is the gooseneck return bend.
Since the first floating block 78 always floats on the water surface, the second cavity 73 is communicated with the outside through the first air pipe 77, when the first piston 71 moves into the second cavity 73, air in the second cavity 73 is discharged to the water surface, and when the first piston 71 moves into the first cavity 72, the second cavity 73 is sucked from the outside, so that the resistance of the first piston 71 in sliding left and right is reduced, and the operation is simple.
Specifically, the first opening and closing structure includes a first cover 722 and a second cover 724.
The first cover 722 is hinged to the first through hole 721 in the first cavity 72 through a first hinge shaft, the first hinge shaft is located above the first through hole 721, and the size of the first cover 722 is larger than the diameter of the first through hole 721.
The second cover plate 724 is hinged to a second through hole 723 located outside the first piston cylinder 7 through a second hinge shaft, the second hinge shaft is located above the second through hole 723, and the size of the second cover plate 724 is larger than the aperture of the second through hole 723.
In an initial state, the first cover 722 and the second cover 724 are in an upright state, and the first cover 722 blocks the first through hole 721. The second cover 724 seals the second through hole 723, when the first piston 71 moves into the second cavity 73, negative pressure is formed in the first cavity 72, the first cover 722 rotates towards the first piston 71, the first water inlet pipe 75 is opened, the second cover 724 rotates towards a direction away from the first piston 71, the first water outlet pipe 76 is closed, seawater 91 enters the first cavity 72 through the first water inlet pipe 75, the seawater 91 in the first cavity 72 cannot be discharged through the first water outlet pipe 76, when the first piston 71 moves into the first cavity 72, the pressure in the first cavity 72 increases, the first cover 722 rotates towards a direction away from the first piston 71, the first water inlet pipe 75 is closed, the second cover 724 rotates towards the first piston 71, the first water outlet pipe 76 is opened, the seawater 91 in the first cavity 72 is discharged into the water storage cavity 11 through the first water outlet pipe 76, and the seawater 91 in the first cavity 72 cannot be discharged through the first water inlet pipe 75, the structure is simple.
Specifically, the driving mechanism includes a first pulley 32, a second pulley 43, a belt 321, and an interlocking structure.
The first belt pulley 32 is coaxially and fixedly arranged on the first rotating shaft 3, and the first belt pulley 32 is positioned above the notch 21.
The lower platform 4 is horizontally and rotatably provided with a second rotating shaft 42, the second belt pulley 43 is coaxially and fixedly arranged on the second rotating shaft 42, and the second belt pulley 43 is positioned under the first belt pulley 32.
The belt 321 is wound around the first pulley 32 and the second pulley 43.
The linkage structure is arranged on the second rotating shaft 42, and the linkage structure can drive the first piston rod 74 to slide left and right by utilizing the rotation of the second rotating shaft 42.
When the first shaft 3 drives the first belt pulley 32 to rotate, the belt 321 drives the second belt pulley 43 and the second shaft 42 to rotate, and then the linkage structure drives the first piston rod 74 to slide left and right to suck seawater and discharge the seawater into the water storage cavity 11, so that the transmission efficiency is high.
Specifically, the linkage structure includes a cylinder 5, a movable block 6, and a first gear 53.
The cylinder 5 is coaxially and rotatably arranged at one end of the second rotating shaft 42, a blind hole 51 is coaxially formed in one side, away from the second rotating shaft 42, of the cylinder 5, and a gear ring 511 is coaxially and fixedly arranged on the arc-shaped side wall of the blind hole 51.
The end part of the first piston rod 74 positioned outside the first piston cylinder 7 is fixedly connected to the movable block 6, and the movable block 6 is vertically provided with a sliding slot hole 61.
One end of the second rotating shaft 42 extends into the blind hole 51 and the end part is hinged with a first connecting rod 52, the other end of the first connecting rod 52 is rotatably connected with a first gear 53, the first gear 53 is meshed with the gear ring 511, a second connecting rod 531 is hinged on the first gear 53, the other end of the second connecting rod 531 is fixedly provided with a sliding rod 532, the sliding rod 532 penetrates through the sliding groove hole 61 and the end part is fixedly provided with a top plate 533, and the size of the top plate 533 is greater than the width of the sliding groove hole 61.
When the second rotating shaft 42 rotates, the first connecting rod 52 drives the first gear 53 to rotate around the second rotating shaft 42, the first gear 53 rotates around the gear ring 511 at the same time, and drives the sliding rod 532 on the second connecting rod 531 to move, because the sliding rod 532 and the sliding groove hole 61 are restricted with each other, the movable block 6 can only move back and forth along the length direction of the first piston rod 74, and drives the first piston rod 74 and the first piston 71 to slide left and right, and the seawater is continuously pumped into the water storage cavity 11, the structure is simple; in addition, the first gear 53 performs a circular motion around the ring gear 511, which ensures smooth sliding of the slide bar 532 in the slide groove hole 61.
Specifically, the upper platform 4 is further provided with a second water injection mechanism, and the second water injection mechanism comprises a second piston cylinder 8, a second air pipe 87, a second water inlet pipe 85, a second water outlet pipe 86 and a second opening and closing structure.
The second piston cylinder 8 is horizontally and fixedly arranged on the lower platform 4, a second piston rod 84 is arranged at the left end of the second piston cylinder 8 in a sliding mode, one end of the second piston rod 84 extends into the second piston cylinder 8, a second piston 81 is fixedly arranged at the end of the second piston rod 84, the other end of the second piston rod 84 is fixedly connected with the movable block 6, the second piston rod 84 and the first piston rod 74 are coaxially arranged, the second piston 81 is arranged in the second piston cylinder 8 in a sliding and sealing mode, and the second piston 81 divides the interior of the second piston cylinder 8 into a third cavity 82 and a fourth cavity 83.
One end of the second air pipe 87 is fixedly connected to the second piston cylinder 8 and communicated with the fourth cavity 83, and the other end of the second air pipe 87 is communicated with the outside air through a second exhaust structure.
The second water inlet pipe 85 and the second water outlet pipe 86 are fixedly connected to the second piston cylinder 8, one end of the second water inlet pipe 85 is communicated with the third cavity 82 through a third through hole 821, the other end of the second water inlet pipe 85 is communicated with seawater, one end of the second water outlet pipe 86 is communicated with the third cavity 82 through a fourth through hole 823, and the other end of the second water outlet pipe 86 is communicated with the water storage cavity 11.
The second opening and closing structure is arranged on the second piston cylinder 8, when the second piston 81 moves towards the fourth cavity 83, the first opening and closing structure can open the second water inlet pipe 85 and close the second water outlet pipe 86, and when the second piston 81 moves towards the third cavity 82, the second opening and closing structure can close the second water inlet pipe 85 and open the second water outlet pipe 86.
When the movable block 6 moves towards the first piston cylinder 7, the first piston rod 74 and the first piston 71 are pushed to move towards the first cavity 72, the pressure in the first cavity 72 increases, at the moment, the first water inlet pipe 75 is closed, the first water outlet pipe 76 is opened, seawater in the first cavity 72 is discharged into the water storage cavity 11, the second piston rod 84 and the second piston 81 are pushed to move towards the fourth cavity 83, negative pressure is formed in the third cavity 82, at the moment, the second water inlet pipe 85 is opened, the second water outlet pipe 86 is closed, the second water inlet pipe 85 pumps seawater from the outside into the third cavity 82, when the movable block 6 moves towards the second piston cylinder 8, the first piston rod 74 and the first piston 71 are pushed to move towards the second cavity 73, negative pressure is formed in the first cavity 72, at the moment, the first water outlet pipe 76 is closed, the first water inlet pipe 75 is opened, the first water inlet pipe 75 pumps seawater from the outside into the first cavity 72, meanwhile, the second piston rod 84 and the second piston 81 are pushed to move towards the inside of the third cavity 82, the pressure in the third cavity 82 is increased, the second water inlet pipe 85 is closed at the moment, the second water outlet pipe 86 is opened, seawater in the third cavity 82 is discharged into the water storage cavity 11 through the second water outlet pipe 83, so that the first cavity 72 and the third cavity 82 alternately inject water into the water storage cavity 11, the seawater amount and the salinity in the water storage cavity 11 are increased, and the mechanical energy of the movable block 6 is fully utilized.
Specifically, the second opening and closing structure includes a third cover 822 and a fourth cover 824.
The third cover plate 822 is hinged to a third through hole 821 in the third cavity 82 through a third hinge shaft, the third hinge shaft is located above the third through hole 821, and the size of the third cover plate 822 is larger than the aperture of the third through hole 821.
The fourth cover plate 824 is hinged to a fourth through hole 823 located outside the second piston cylinder 8 through a fourth hinge shaft, the fourth hinge shaft is located above the fourth through hole 823, and the size of the fourth cover plate 824 is larger than the aperture of the fourth through hole 823.
In the initial state, the third cover 822 and the fourth cover 824 are in the vertical state, and the third cover 822 blocks the third through hole 821. The fourth cover plate 824 blocks the fourth through hole 823, when the second piston 81 moves into the fourth cavity 83, negative pressure is formed in the third cavity 82, the third cover plate 822 rotates in a direction close to the second piston 81, the second water inlet pipe 85 is opened, the fourth cover plate 824 rotates in a direction away from the second piston 81, the second water outlet pipe 86 is closed, seawater 91 enters the third cavity 82 through the second water inlet pipe 85, seawater in the third cavity 82 cannot be discharged through the second water outlet pipe 86, when the second piston 81 moves into the third cavity 82, the pressure in the third cavity 82 increases, the third cover plate 822 rotates in a direction away from the second piston 81, the second water inlet pipe 86 is closed, the fourth cover plate 824 rotates in a direction close to the second piston 81, the second water outlet pipe 86 is opened, seawater in the third cavity 82 is discharged into the water storage cavity 11 through the second water outlet pipe 86, and seawater 91 in the third cavity 82 cannot be discharged through the second water inlet pipe 85, the structure is simple.
Specifically, the second venting structure includes a second float 88 and a second breather 881.
The second floating block 88 is fixedly connected to the water storage tank 1 through a pull rope, the upper end of the second air pipe 87 is fixedly connected with the second floating block 88, and a second through hole 882 is arranged on the second floating block 88.
The second air permeability pipe 881 is fixedly arranged on the upper side surface of the second floating block 88, the second air permeability pipe 881 is communicated with the second air pipe 87 through the second perforation 882, and preferably, the second air permeability pipe 881 is a gooseneck elbow.
Because the second floating block 88 always floats on the water surface, the fourth cavity 83 is communicated with the outside through the second air pipe 87, when the second piston 81 moves into the fourth cavity 83, air in the fourth cavity 83 is exhausted to the water surface, and when the second piston 81 moves into the third cavity 82, the fourth cavity 83 is exhausted from the outside, so that the resistance of the second piston 81 in sliding left and right is reduced, and the operation is simple.
Specifically, the upper side of the lower end of the downcomer 14 is hinged with a guide plate 141, and a compression spring 142 is connected between the guide plate 141 and the downcomer 14.
In an initial state, under the action of the compression spring 142, the guide plate 141 and the lower end opening of the downcomer 14 form an acute angle, when water in the downcomer 14 flows to the opening, the flow of the water is changed under the action of the guide plate 141, so that the water flows forwards and downwards and directly impacts on the rotating plate 311 of the roller 31 to drive the rotating plate 311 to rotate, and the utilization rate of water flow energy and potential energy is improved.
In the description of this patent, it is to be understood that the terms "upper", "lower", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, which is for convenience in describing the patent and to simplify the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered limiting of the patent.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims (10)

1. A salt-difference power generation device, comprising: the water storage tank comprises a water storage tank (1), wherein a water storage cavity (11) is arranged in the water storage tank (1), a hole (111) is formed in the left side surface of the water storage tank (1), a semipermeable membrane (112) capable of enabling water to enter the water storage cavity (11) is arranged in the hole (111), a water collecting pipe (13) is fixedly arranged on the upper side surface of the water storage tank (1) vertically, and the water collecting pipe (13) is communicated with the water storage cavity (11) through a first through hole (12);
one end of the downcomer (14) is fixedly connected to the water collecting pipe (13), and the other end of the downcomer (14) is inclined downwards;
the water storage tank comprises an upper platform (2), wherein the upper platform (2) is horizontally and fixedly arranged on the upper side of a water storage tank (1), a notch (21) is formed in one side edge, away from the water storage tank (1), of the upper platform (2), a first rotating shaft (3) is horizontally and rotatably arranged on the upper platform (2) on two sides of the notch (21), a roller (31) is coaxially and fixedly arranged on the first rotating shaft (3) above the notch (21), the roller (31) is positioned right below the lower end of a sewer pipe (14), and a plurality of rotating plates (311) are circumferentially arranged on the surface of the roller (31);
the generator (33), the generator (33) is fixedly arranged on the upper platform (2), and the first rotating shaft (3) is in transmission connection with the generator (33);
the water storage device comprises a first water injection mechanism which is arranged on a water storage tank (1), and when a first rotating shaft (3) rotates, the first water injection mechanism can inject water into a water storage cavity (11).
2. The salt difference power generation device of claim 1, wherein the first water injection mechanism comprises:
the water storage tank is characterized by comprising a first piston cylinder (7), a lower platform (4) is horizontally arranged on the lower side of the water storage tank (1), the first piston cylinder (7) is horizontally and fixedly arranged on the lower platform (4), a first piston rod (74) is arranged at the right end of the first piston cylinder (7) in a sliding mode, one end of the first piston rod (74) extends into the first piston cylinder (7), a first piston (71) is fixedly arranged at the end of the first piston rod, the first piston (71) is arranged in the first piston cylinder (7) in a sliding and sealing mode, and the first piston (71) divides the interior of the first piston cylinder (7) into a first cavity (72) and a second cavity (73);
one end of the first air pipe (77) is fixedly connected to the first piston cylinder (7) and communicated with the second cavity (73), and the other end of the first air pipe (77) is communicated with the outside air through a first exhaust structure;
the water storage device comprises a first water inlet pipe (75) and a first water outlet pipe (76), wherein the first water inlet pipe (75) and the first water outlet pipe (76) are fixedly connected to a first piston cylinder (7), the first water inlet pipe (75) is communicated with a first cavity (72) through a first through hole (721), the first water outlet pipe (76) is communicated with the first cavity (72) through a second through hole (723), and the other end of the first water outlet pipe (76) is communicated with a water storage cavity (11);
the first opening and closing structure is arranged on the first piston cylinder (7), and can open the first water inlet pipe (75) and close the first water outlet pipe (76) when the first piston (71) moves towards the second cavity (73), and can close the first water inlet pipe (75) and open the first water outlet pipe (76) when the first piston (71) moves towards the first cavity (72);
the driving mechanism is arranged on the lower platform (4), and the driving mechanism can drive the first piston rod (74) to slide left and right by utilizing the rotation of the first rotating shaft (3).
3. A salt difference power plant according to claim 2, characterized in that said first exhaust structure comprises:
the upper end of the first air pipe (77) is fixedly connected with the first floating block (78), and a first through hole (782) is formed in the first floating block (78);
first permeability cell (781), first permeability cell (781) sets firmly on the last side of first floating block (78), first permeability cell (781) is linked together through first perforation (782) and first trachea (77).
4. A salt difference power plant according to claim 3, characterized in that said first opening and closing structure comprises:
a first cover (722), the first cover (722) being hinged to a first through hole (721) located in the first cavity (72) by a first hinge axis, the first hinge axis being located above the first through hole (721);
and the second cover plate (724) is hinged to a second through hole (723) positioned outside the first piston cylinder (7) through a second hinged shaft, and the second hinged shaft is positioned above the second through hole (723).
5. A salt brine difference power plant according to claim 4, characterised in that said drive mechanism comprises:
the first belt pulley (32), the said first belt pulley (32) is fixed on the first spindle (3) coaxially;
the lower platform (4) is horizontally and rotatably provided with a second rotating shaft (42), and the second belt pulley (43) is coaxially and fixedly arranged on the second rotating shaft (42);
a belt (321), wherein the belt (321) is wound on the first belt pulley (32) and the second belt pulley (43);
the linkage structure is arranged on the second rotating shaft (42), and the linkage structure can drive the first piston rod (74) to slide left and right by utilizing the rotation of the second rotating shaft (42).
6. The salt difference power generation device of claim 5, wherein the linkage structure comprises:
the cylinder (5) is coaxially and rotatably arranged at one end of the second rotating shaft (42), a blind hole (51) is coaxially formed in one side, away from the second rotating shaft (42), of the cylinder (5), and a gear ring (511) is coaxially and fixedly arranged on the arc-shaped side wall of the blind hole (51);
the end part of a first piston rod (74) positioned outside the first piston cylinder (7) is fixedly connected to the movable block (6), and a sliding groove hole (61) is vertically formed in the movable block (6);
first gear (53), the one end of second pivot (42) extends to in blind hole (51) and the tip articulates there is first connecting rod (52), the other end and first gear (53) of first connecting rod (52) rotate to be connected, first gear (53) and ring gear (511) meshing are connected, it has second connecting rod (531) to articulate on first gear (53), the other end of second connecting rod (531) sets firmly slide bar (532), slide bar (532) pass slotted hole (61) and the tip sets firmly roof (533).
7. A salt difference power generation device according to claim 6, characterized in that, a second water injection mechanism is further arranged on the upper platform (4), and the second water injection mechanism comprises:
the second piston cylinder (8) is horizontally and fixedly arranged on the lower platform (4), a second piston rod (84) is arranged at the left end of the second piston cylinder (8) in a sliding mode, one end of the second piston rod (84) extends into the second piston cylinder (8), a second piston (81) is fixedly arranged at the end of the second piston rod (84), the other end of the second piston rod (84) is fixedly connected with the movable block (6), the second piston rod (84) and the first piston rod (74) are coaxially arranged, the second piston (81) is arranged in the second piston cylinder (8) in a sliding mode and in a sealing mode, and the second piston (81) divides the interior of the second piston cylinder (8) into a third cavity (82) and a fourth cavity (83);
one end of the second air pipe (87) is fixedly connected to the second piston cylinder (8) and communicated with the fourth cavity (83), and the other end of the second air pipe (87) is communicated with the outside air through a second exhaust structure;
the water storage device comprises a second water inlet pipe (85) and a second water outlet pipe (86), wherein the second water inlet pipe (85) and the second water outlet pipe (86) are fixedly connected to a second piston cylinder (8), the second water inlet pipe (85) is communicated with a third cavity (82) through a third through hole (821), the second water outlet pipe (86) is communicated with the third cavity (82) through a fourth through hole (823), and the second water outlet pipe (86) is communicated with a water storage cavity (11);
the second opening and closing structure is arranged on the second piston cylinder (8), when the second piston (81) moves towards the fourth cavity (83), the first opening and closing structure can open the second water inlet pipe (85) and close the second water outlet pipe (86), and when the second piston (81) moves towards the third cavity (82), the second opening and closing structure can close the second water inlet pipe (85) and open the second water outlet pipe (86).
8. A salt difference power plant according to claim 7, characterized in that the second opening and closing structure comprises:
a third cover plate (822) hinged to a third through hole (821) in the third cavity (82) by a third hinge shaft, the third hinge shaft being located above the third through hole (821);
and the fourth cover plate (824) is hinged to a fourth through hole (823) located outside the second piston cylinder (8) through a fourth hinged shaft, and the fourth hinged shaft is located above the fourth through hole (823).
9. A salt tolerance power plant according to claim 8, wherein the second exhaust structure comprises:
the upper end of the second air pipe (87) is fixedly connected with the second floating block (88), and a second through hole (882) is formed in the second floating block (88);
and the second vent pipe (881) is fixedly arranged on the upper side surface of the second floating block (88), and the second vent pipe (881) is communicated with the second air pipe (87) through the second through hole (882).
10. A salt difference power generation device according to claim 9, characterized in that the upper side edge of the lower end of the downcomer (14) is hinged with a guide plate (141), and a compression spring (142) is connected between the guide plate (141) and the downcomer (14).
CN202110372614.2A 2021-04-07 2021-04-07 Salt difference power generation device Active CN112922799B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110372614.2A CN112922799B (en) 2021-04-07 2021-04-07 Salt difference power generation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110372614.2A CN112922799B (en) 2021-04-07 2021-04-07 Salt difference power generation device

Publications (2)

Publication Number Publication Date
CN112922799A true CN112922799A (en) 2021-06-08
CN112922799B CN112922799B (en) 2022-10-14

Family

ID=76174281

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110372614.2A Active CN112922799B (en) 2021-04-07 2021-04-07 Salt difference power generation device

Country Status (1)

Country Link
CN (1) CN112922799B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103603764A (en) * 2013-11-23 2014-02-26 华中科技大学 Staged power generation system and staged power generation method by salt difference energy
CN104696140A (en) * 2013-12-04 2015-06-10 赵志宏 Small hydroelectric generation device
CN105736269A (en) * 2016-05-06 2016-07-06 中国矿业大学 Heat pump-reinforced salt-concentration-differential electricity generation device by vapor differential pressure energy method under positive temperature difference
EP2507515B1 (en) * 2009-12-04 2016-07-20 General Electric Company Economical and sustainable disposal of zero liquid discharge salt byproduct
CN109538430A (en) * 2018-12-29 2019-03-29 河钢股份有限公司 A kind of device and method to be generated electricity using strong brine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2507515B1 (en) * 2009-12-04 2016-07-20 General Electric Company Economical and sustainable disposal of zero liquid discharge salt byproduct
CN103603764A (en) * 2013-11-23 2014-02-26 华中科技大学 Staged power generation system and staged power generation method by salt difference energy
CN104696140A (en) * 2013-12-04 2015-06-10 赵志宏 Small hydroelectric generation device
CN105736269A (en) * 2016-05-06 2016-07-06 中国矿业大学 Heat pump-reinforced salt-concentration-differential electricity generation device by vapor differential pressure energy method under positive temperature difference
CN109538430A (en) * 2018-12-29 2019-03-29 河钢股份有限公司 A kind of device and method to be generated electricity using strong brine

Also Published As

Publication number Publication date
CN112922799B (en) 2022-10-14

Similar Documents

Publication Publication Date Title
US7986054B2 (en) Magnus force fluid flow energy harvester
US7804182B2 (en) System and process for generating hydroelectric power
CN111441323B (en) Integrated sewage lifting equipment
WO2022166317A1 (en) Power generation device enabling high efficiency of low-water head micro-water volume water source
MX2009000175A (en) Benkatina hydroelectric turbine.
JP2010511821A (en) Dynamic fluid energy conversion system and method of use
CN113216528B (en) Environment-friendly roof capable of collecting rainwater for use in environment-friendly building
CN107120226A (en) A kind of wave energy trap setting
CN114572399B (en) Ocean sample collection unmanned aerial vehicle
CN112922799B (en) Salt difference power generation device
US4245473A (en) Fluid motor
CN1826463A (en) Portable hydro-generator
CN112726547A (en) Energy-saving type fishing and driving integrated device
CN105756024B (en) Rubbish salvages collection system in water body
CN111156126A (en) Tidal current energy power generation device and using method
CN111058433A (en) Marine micro-plastic recycling device with telescopic interceptor, method and application
CN107781098B (en) Submerged floating compression type wave energy power generation device
CN113216116B (en) Siphon type liquid driving device and harbour floating object cleaning device using same
CN209703598U (en) A kind of high pressure desilting system of water conservancy open-close sluice gate
CN214356543U (en) Compound power generation formula ocean navigation mark with garbage collection ability
CN112127339A (en) New energy utilization infiltration can collect device of cutting floating garbage fast
CN113324799A (en) Portable water pollutant collecting and sampling device based on self-buoyancy
CN206988015U (en) Tidal energy TRT
US20190032627A1 (en) Method and Apparatuses for Generating-Green Energy Source- using the weight of Tidal Body of Water
CN111634977A (en) Power generation device for sea side seawater desalination

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant