CN211038898U

CN211038898U - Energy storage power generation mechanism for lifting seawater by using wave fluctuation and tide

Info

Publication number: CN211038898U
Application number: CN201921955324.5U
Authority: CN
Inventors: 黄亚辉; 黄乐
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-07-17
Anticipated expiration: 2029-11-13

Abstract

The embodiment of the utility model discloses utilize undulant and morning and evening tides to promote energy storage power generation mechanism of sea water, include: fixed pulley, buoyancy tank, first guide post, leading truck, second guide post and gravity case, fixed pulley, first guide post, leading truck and second guide post are fixed in the seabed, spacing slidable mounting has the buoyancy case on the first guide post, spacing slidable mounting has the gravity case on the second guide post, the buoyancy case passes through wire rope, first winch and is connected with the water tank transmission, the gravity case passes through wire rope, second winch and is connected with the water tank transmission, the bottom of water tank is equipped with the inlet outlet, the utility model discloses can be through utilizing the sea surface to rise and descend the effort to buoyancy case and gravity case, the circulation is reciprocal to promote the sea water to the upper reaches reservoir of assigned height, and the huge height drop drive hydraulic turbine electricity generation of reservoir upper reaches and sea level is recycled, very easily accomplishes the synchronization with outside electric wire netting, supplies power to outside electric wire netting.

Description

Energy storage power generation mechanism for lifting seawater by using wave fluctuation and tide

Technical Field

The embodiment of the utility model provides an energy storage power generation mechanism that wave power generation energy storage field, concretely relates to utilize wave fluctuation and morning and evening tides to promote sea water.

Background

With the acceleration of scientific and technological and modern processes, the demand for energy sources for human beings has increased day by day, resulting in a sharp increase in the consumption of primary energy sources and exhaustion in the near future. Moreover, traditional disposable energy sources such as: the development and use of coal and oil cause great harm to the environment. People turn their eyes to the largest energy base on the earth, the ocean. The sea wave has the great advantages of great reserves, cleanness, no pollution and reproducibility. Wave energy development and utilization studies have been actively conducted in many marine countries since the 70 s of the 20 th century and have made tremendous progress.

In the traditional wave power generation technology, a gear or a piston is driven by the action of waves, and mechanical energy is converted into electric energy through a generator and then input into an external power grid or directly used. The existing sea wave energy storage technology is mainly divided into the following types: 1. the floating box and the piston are driven by the fluctuation fall of the height of the seawater, the piston stores compressed air compressed by compressed air in a shore-based compressed air storage tank, and the compressed air drives a steam turbine to generate power and is conveyed to an external network. 2. The fluctuation drop of the sea water height is utilized to drive the buoyancy tank and the gear rack structure, energy is transmitted to the generator in a mechanical mode, and then electric power is transmitted to the external network. Because of the uncertainty of the size and time of the sea waves, both structures cannot synchronize the stable output power with the external power grid.

Utilize the mechanism of wave promotion sea water, can rise and descend the effort to buoyancy case and gravity case through utilizing the sea surface of water, the circulation is reciprocal to promote the sea water to the upper reservoir of appointed height, recycles the huge high drop drive hydraulic turbine electricity generation of upper reservoir and sea level. The synchronous power supply device is very easy to synchronize with an external power grid and supplies power to the external power grid.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide an utilize the undulant energy storage power generation mechanism who promotes the sea water with morning and evening tides for solve present because the size of sea wave and the uncertainty of time, the synchronous problem of output power and outside electric wire netting that these two kinds of structures can't be stable.

In order to achieve the above object, the embodiment of the present invention mainly provides the following technical solutions: an energy storage and power generation mechanism for lifting seawater by using wave motion and tide, comprising: fixed pulley, buoyancy case, first guide post, leading truck, second guide post and gravity case, fixed pulley, first guide post, leading truck and second guide post are fixed in the seabed, spacing slidable mounting has the buoyancy case on the first guide post, the leading truck is equipped with two altogether, and is fixed with first assembly pulley and second assembly pulley on two leading trucks respectively, spacing slidable mounting has the gravity case on the second guide post, the top of buoyancy case is equipped with first hoist, the buoyancy case passes through wire rope, first hoist and is connected with the water tank transmission, the top of gravity case is equipped with the second hoist, the gravity case passes through wire rope, second hoist and is connected with the water tank transmission, the bottom of water tank is equipped with the inlet outlet.

As a further aspect of the present invention: and a steel wire rope between the buoyancy tank and the water tank is guided through the fixed pulley and the first pulley block.

As a further aspect of the present invention: and the steel wire rope between the gravity box and the water tank is guided through a second pulley block.

As a further aspect of the present invention: the bottom area of the buoyancy tank is 6 × 6 square meters, the height of the buoyancy tank is 2 meters, light foam is filled in the buoyancy tank, and the total weight of the buoyancy tank is controlled to be 2 tons.

As a further aspect of the present invention: the bottom area of the water tank is 4 × 4 square meters, the height of the water tank is 2 meters, the total weight of the water tank is controlled to be 30 tons, the height of the internal sea water can be adjusted according to the height of the instant sea waves, and if the height of the sea waves is 2 meters, the height of water in the water tank is also 2 meters.

As a further aspect of the present invention: the area of the bottom of the gravity box is 6 × 6 square meters, the height is 2 meters, seawater is filled in the gravity box, and the total weight is controlled to be 50 tons.

As a further aspect of the present invention: the water tank can be lifted by using the buoyancy tank alone or the gravity tank alone as a lifting structure.

As a further aspect of the present invention: the buoyancy tank, the gravity tank and the water tank can be connected by chains.

The embodiment of the utility model provides a technical scheme has following advantage at least: the embodiment of the utility model provides an utilize energy storage power generation mechanism of wave fluctuation and morning and evening tides promotion sea water utilizes the fluctuation from top to bottom of wave, utilizes the circulatory action of buoyancy case and gravity case, progressively improves the appointed height of water tank to the upper reservoir surface of water, recycles the huge drop drive hydraulic turbine of upper reservoir and sea level, can accomplish stably to generate electricity, and is synchronous with outside electric wire netting.

Drawings

Fig. 1 is a schematic view of a first state provided by the embodiment of the present invention.

Fig. 2 is a schematic diagram of a second state provided by the embodiment of the present invention.

Fig. 3 is a schematic diagram of a third state provided by the embodiment of the present invention.

Fig. 4 is a schematic diagram of a fourth state provided by the embodiment of the present invention.

Fig. 5 is a schematic diagram of a fifth state provided by the embodiment of the present invention.

In the figure: 1. a fixed pulley; 2. a buoyancy tank; 3. a first winch; 4. a first guide post; 5. a first pulley block; 6. a guide frame; 7. a second pulley block; 8. a second guide post; 9. a second hoist; 10. A gravity box; 11. a water tank; 12. a water inlet and a water outlet.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

In the following description, for purposes of explanation and not limitation, specific details are set forth such as particular system structures, interfaces, techniques, etc. in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

Referring to fig. 1, the present invention provides a technical solution of an energy storage and power generation mechanism using wave motion and tide to lift seawater: an energy storage power generation mechanism for lifting seawater by using wave fluctuation and tide is characterized in that the water surface is at the lowest position of the wave bottom, a water inlet and a water outlet 12 at the bottom of a water tank 11 are opened, the seawater enters the water tank 11, and the water inlet and the water outlet 12 are closed after the water tank 11 is filled with water. The buoyancy tank 2, the water tank 11 and the gravity tank 10 are in the state shown in fig. 1 under the combined action of self gravity and seawater buoyancy, and the steel wire ropes of the first winch 3 and the second winch 9 are in a tensioned state; at the moment, the sea level begins to rise, the first winch 3 is in a locked state, the buoyancy force borne by the water tank 11 is increased due to the rise of the sea level of the buoyancy tank 2, and the water tank 11 is pulled to rise through the steel wire rope; the gravity box 10 rises due to the rise of the sea surface, the steel wire rope connecting the gravity box 10 and the water tank 11 gradually loosens, and the second winch 9 starts to work after detecting that the stress of the steel wire rope is reduced, and tightens the steel wire rope; when the water level rises to the highest position, the buoyancy tank 2, the water tank 11 and the gravity tank 10 are in the state shown in fig. 2.

Referring to fig. 2, the present invention provides a technical solution of an energy storage and power generation mechanism using wave motion and tide to lift seawater: an energy storage power generation mechanism for lifting seawater by using sea wave fluctuation and tide, wherein the sea surface begins to descend, a water tank 11 and a gravity tank 10 are simultaneously reduced by the buoyancy of water, and as the bottom area of the gravity tank 10 is larger than that of the water tank 11 and the total weight is larger than that of the water tank 11, the gravity tank 10 can continuously descend and the water tank 11 is pulled up again by using the self gravity; the buoyancy tank 2 descends along with the water level, the steel wire rope connecting the buoyancy tank 2 and the water tank 11 is loosened, the first winch 3 detects that the stress of the steel wire rope is reduced, and starts to work to tighten the steel wire rope; when the water level is lowered to the lowest position, the buoyancy tank 2, the water tank 11 and the gravity tank 10 are in the state shown in fig. 3.

Referring to fig. 3, the present invention provides a technical solution of an energy storage and power generation mechanism using wave motion and tide to lift seawater: an energy storage power generation mechanism for lifting seawater by using wave fluctuation and tide.A buoyancy tank 2 floats on the water surface by means of self gravity and seawater buoyancy. The water tank 11 is in the position shown due to the pulling force of the gravity tank 10; the gravity box 10 is positioned at the position shown in the figure under the combined action of the pulling force of the water tank 11, the self gravity and the buoyancy of the seawater; at this time, the water surface starts to rise, the buoyancy of the buoyancy tank 2 is gradually increased, and the gravity of the gravity tank 10 is gradually decreased. The pulling force on the water tank 11 is converted from the gravity tank 10 to the buoyancy tank 2, and the position of the water tank 11 is kept unchanged; when the water level continues to rise to a certain position, the pulling force on the water tank 11 is completely converted into the buoyancy tank 2 from the gravity tank 10; the water surface continues to rise, the buoyancy tank 2 pulls the water tank 11 to rise, the buoyancy force borne by the gravity tank 10 is larger than the self weight and also rises along with the water surface, the steel wire rope between the gravity tank 10 and the water tank 11 starts to be in a loose state, and the second winch 9 detects that the stress of the steel wire rope is reduced and starts to tighten the steel wire rope; when the water level rises to the highest point, the buoyancy tank 2, the water tank 11 and the gravity tank 10 are in the state shown in fig. 4.

Referring to fig. 4, the present invention provides a technical solution of an energy storage and power generation mechanism using wave motion and tide to lift seawater: an energy storage power generation mechanism for lifting seawater by using wave fluctuation and tide, wherein the stress condition at the highest water level is as follows: the buoyancy tank 2 is positioned at the position shown in the figure under the action of three forces, namely self weight, seawater buoyancy and the pulling force of the water tank 11; the water tank 11 is under the action of the pulling force of the buoyancy tank 2 and the self weight in the position shown in the figure; the gravity box 10 floats on the water surface under the self gravity and the buoyancy of the seawater; at the moment, the water level begins to descend, the buoyancy borne by the buoyancy tank 2 and the gravity tank 10 is gradually reduced, the pulling force of the buoyancy tank 2 to the water tank 11 is gradually reduced, and the pulling force of the gravity tank 10 to the water tank 11 is gradually increased; when the water level reaches a certain position, the pulling force on the water tank 11 is gradually converted from the buoyancy tank 2 to the gravity tank 10; the water level continues to fall and the gravity box 10 pulls the water tank 11 up. The buoyancy tank 2 descends along with the water surface, the steel wire ropes of the buoyancy tank 2 and the water tank 11 are in a loose state, the first winch 3 detects that the tensile force of the steel wire ropes is reduced, the first winch starts to work, and the steel wire ropes are tightened; when the water level drops to the lowest level, the buoyancy tank 2, the water tank 11 and the gravity tank 10 are in the state shown in fig. 5.

Referring to fig. 5, the present invention provides a technical solution of an energy storage and power generation mechanism using wave motion and tide to lift seawater: an energy storage power generation mechanism for lifting seawater by using wave motion and tide, in the state: the buoyancy tank 2 floats on the position shown in the figure by means of the self weight and the buoyancy of the seawater; the water tank 11 is in the position shown in the figure under the action of the pulling force of the gravity tank 10 and the self weight; the gravity box 10 is positioned at the position shown in the figure under the combined action of the pulling force of the water tank 11, the self weight, the seawater buoyancy and the three forces; at this point the water level begins to rise: the pulling force on the water tank 11 is converted from the gravity tank 10 to the buoyancy tank 2 again for the next lifting; entering the next lifting cycle until the specified height; after the water tank 11 reaches a designated height, the water inlet and outlet 12 of the water tank 11 is opened to discharge seawater, and the seawater flows horizontally to an upstream reservoir along a water conduit; after the seawater is discharged, the first winch 3 and the second winch 9 synchronously release the steel wire rope at the same time, the water tank 11 descends to the position below the water surface under the action of self gravity, and the seawater enters the water tank 11 along the water inlet/outlet 12; after the seawater enters the water tank 11 to a certain height, the water inlet and outlet 12 is closed; the buoyancy tank 2 and the gravity tank 10 circularly lift the water tank 11 again under the action of the seawater waves, and then enter the next circulation; the mechanism can gradually lift the seawater to an upstream reservoir under the action of seawater waves, and then drive a water turbine to generate power by utilizing the huge height difference between the water surface of the upstream reservoir and the water surface of the seawater; the mechanism can solve the problem that the conventional seawater wave power generation is easily influenced by the uncertain factors of the size of sea waves, accumulates energy, realizes stable power generation and outputs the power to an external power grid.

The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned only are embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made on the basis of the technical solutions of the present invention should be included in the scope of the present invention.

Claims

1. An energy storage and power generation mechanism for lifting seawater by using wave motion and tide, which is characterized by comprising: the device comprises a fixed pulley (1), a buoyancy tank (2), a first guide post (4), guide frames (6), a second guide post (8) and a gravity tank (10), wherein the fixed pulley (1), the first guide post (4), the guide frames (6) and the second guide post (8) are fixed on the seabed, the buoyancy tank (2) is arranged on the first guide post (4) in a limiting and sliding mode, the two guide frames (6) are arranged, a first pulley block (5) and a second pulley block (7) are respectively fixed on the two guide frames (6), the gravity tank (10) is arranged on the second guide post (8) in a limiting and sliding mode, a first winch (3) is arranged at the top of the buoyancy tank (2), the buoyancy tank (2) is in transmission connection with a water tank (11) through a steel wire rope and the first winch (3), and a second winch (9) is arranged at the top end of the gravity tank (10), the gravity box (10) is in transmission connection with the water tank (11) through a steel wire rope and a second winch (9), and a water inlet and a water outlet (12) are formed in the bottom of the water tank (11).

2. An energy storing and generating mechanism using wave motion and tide to lift sea water according to claim 1, characterized in that the wire rope between the buoyancy tank (2) and the water tank (11) is guided through the fixed pulley (1) and the first pulley block (5).

3. An energy storing and generating mechanism utilizing wave motion and tidal lifting of sea water according to claim 1, characterized in that the wire rope between the gravity box (10) and the water tank (11) is guided by the second pulley block (7).

4. An energy storage and power generation mechanism using wave motion and tidal lift of seawater according to claim 1 wherein the buoyancy tank (2) has a bottom area of 6 x 6 square meters and a height of 2 meters, is filled with light foam inside, and has a total weight of 2 tons.

5. An energy-storing and power-generating mechanism using wave motion and tide to lift sea water as claimed in claim 1, characterized in that the bottom area of the water tank (11) is 4 x 4 square meters, the height is 2 meters, the interior of the water tank is filled with sea water, the total weight is controlled to be 30 tons, the height of the interior sea water can be adjusted according to the height of the instant sea wave, and assuming that the height of the sea wave is 2 meters, the height of the water in the water tank (11) is also 2 meters.

6. An energy storage and power generation mechanism utilizing wave motion and tidal lift of seawater as claimed in claim 1 wherein the gravity box (10) has a floor area of 6 x 6 square meters, a height of 2 meters, and is internally filled with seawater, and the total weight is controlled at 50 tons.

7. An energy storing and generating mechanism for lifting sea water by sea wave motion and tide as in claim 1 wherein the water tank (11) can be lifted by the buoyancy tank (2) alone or by the gravity tank (10) alone as the lifting structure.

8. An energy storing and generating mechanism using wave motion and tide to lift sea water according to claim 1, characterized in that the buoyancy tank (2), the gravity tank (10) and the water tank (11) can be connected by chains.