WO2019205041A1

WO2019205041A1 - Wave power generating device

Info

Publication number: WO2019205041A1
Application number: PCT/CN2018/084558
Authority: WO
Inventors: 王良风
Original assignee: Wang Liangfeng
Priority date: 2018-04-26
Filing date: 2018-04-26
Publication date: 2019-10-31
Also published as: CN209748719U

Abstract

A wave power generating device, comprising a generator (1), a turbine (2), a high-pressure gas pipeline (3), and a wave power generating mechanism provided at the seaside. The wave power generating mechanism comprises two fixed members (4) with lower ends fixed to the sea bottom at the seaside, a hydraulic windmill (5) partially submerged in the sea, and an air cylinder (6) located above the sea. The hydraulic windmill (5) is clamped between the upper ends of the two fixed members (4) and is rotatably connected to the two fixed members by means of a first rotating shaft (7); a fixed plate (8) is fixedly connected to one of the two fixed members (4), and a disc (10) is rotatably connected to the fixed plate (8). The first rotating shaft (7) of the hydraulic windmill (5) is drivingly connected to the disc (10) by means of a transmission component and drives the disc (10) to rotate accordingly; one end of the air cylinder (6) is provided with an air pumping rod (11) slidably connected thereto. The wave power generating device can be directly provided at the seaside without occupying land area; the entire power generating device is low in construction costs, easy and convenient to assemble and disassemble, and convenient to maintain.

Description

Wave power generation device

Technical field

The utility model relates to the field of power generation, in particular to a wave power generating device.

Background technique

Most of the power generation technology fields use firepower, wind power, gasoline, diesel and nuclear power as power sources to generate electricity. The use of resources is limited, the power generation site covers a large area, and the discharged waste, waste water, exhaust gas and other environmental pollution, nuclear power plants still exist. There is a danger of nuclear leakage contaminating the environment. Therefore, the development of various technologies that use environmentally-friendly and energy-saving energy for power generation has always been the most important research topic in the field of power generation technology. The use of energy from ocean waves and ocean tides is one of the research directions.

At present, the technology for generating electricity by using ocean tide energy is various, and the power generation is generally generated by using the ocean wave to generate mechanical energy. The implementation of this technology is not only high in construction cost, but also limited by geographical area, and occupying a large land area, complicated power transmission, and low efficiency. .

Utility model content

In order to solve the above technical problems, the utility model provides a wave power generation device with low construction cost, small occupied land area, simple and convenient assembly and disassembly, convenient maintenance, and simple and convenient centralized power transmission.

The technical solution for solving the above technical problem is as follows: the wave power generating device comprises a generator, a turbine, a high-pressure gas pipeline and a wave power generating mechanism installed at the seaside, and the wave power generating mechanism comprises two fixing members fixed at the bottom of the sea bottom. a hydraulic windmill partially diving into the seawater and a gas cylinder located above the sea surface, the hydraulic windmill being sandwiched between the upper ends of the two fixing members and being rotatably connected thereto by the first rotating shaft, one of the two fixing members a fixed plate is fixedly connected to the fixed plate, and the fixed plate is rotatably connected with a disk. The first rotating shaft of the hydraulic windmill is connected to the disk through a transmission assembly and drives the disk to rotate along with the air cylinder. One end is provided with an airing rod slidably connected thereto, and the other end is fixedly connected to the side of the disc away from the hydraulic windmill through a transition portion, and an air outlet with a check valve is provided at an end of the air suction rod away from the air cylinder a nozzle, the end of the pumping rod away from the air cylinder is rotatably connected to the fixing plate at one end of the hydraulic windmill through a pin shaft, The gas nozzle is in communication with the high pressure gas conduit, the high pressure gas conduit is in communication with an inlet of the turbine, and a rotating shaft of the turbine is drivingly coupled to the generator.

The utility model has the beneficial effects that the utility model has the advantages of simple preparation and processing, can be directly set on the seashore, does not occupy the land area, has low construction cost of the entire power generation device, is simple and convenient to assemble and disassemble, and is convenient to maintain, and the product is driven by the wave impact movement. The rotation of the hydraulic windmill, while the hydrodynamic windmill does not rotate when returning to the waves, this is to make the hydraulic windmill do one-way rotation under the impact of the waves, so as to avoid the impact of the wave impact and the return wave on the power of the hydraulic windmill, making the hydraulic windmill When rotating, it pushes the pumping rod to compress the air, converts the mechanical energy into the internal energy of the high-pressure gas, and delivers the compressed high-pressure gas to the turbine through the high-pressure gas pipeline, thereby driving the turbine in the turbine to rotate, thereby driving the generator to generate electricity. It can not only make full use of the mechanical energy generated by the waves, but also increase the power generation efficiency. It only needs to deliver high-pressure gas, which makes the power transmission simpler and faster. That is, it only needs to concentrate the high-pressure gas through a high-pressure gas pipeline to generate electricity in one place, which is easy to build. Large power plant or power transmission It is more concentrated and convenient. It can also use high-pressure gas pipelines to input high-pressure gas into the suburbs of industrial cities where needed, thus reducing the cost and safety of high-voltage line transmission. The same principle can also be applied to the automotive field, by changing the vehicle damping to high-pressure gas reduction. The formation of atmospheric pressure power generation achieves the goal of energy saving for automobiles. At the same time, in the future, electric energy can be converted into gas energy to deliver electric energy, thereby reducing the high cost, poor safety and high power loss of existing high-voltage line transmission. .

Based on the above technical solutions, the present invention can also be improved as follows.

Further, a constant pressure reservoir is included, the outlet of the constant pressure reservoir being in communication with an inlet of the turbine, the inlet of the constant pressure reservoir being in communication with the high pressure gas conduit.

The beneficial effects of using the above preferred solution are: the constant pressure reservoir can store excess gas, reduce the waste of air pressure energy, further enhance the pressure of the high pressure gas entering the turbine, and drive the turbine to be simpler, more convenient, faster, and more efficient in power generation. higher.

Further, the center of the hydraulic windmill is provided with a first rotating shaft and is fixedly connected thereto, and the first rotating shaft is coaxially disposed with the central axis of the hydraulic windmill, and two ends of the first rotating shaft are respectively The fixing member is rotatably connected, and the two fixing members are oppositely disposed.

The advantageous effect of adopting the above preferred solution is that the hydraulic windmill is rotated more efficiently under the impact of the frontal wave, and the power generation efficiency is improved.

Further, a second rotating shaft is vertically connected to an end of the fixing plate near the fixing member, and a center of the disk is vertically fixedly connected to an end of the second rotating shaft away from the hydraulic windmill, and the second rotating shaft An end of the hydro windmill is connected to the transmission assembly.

The advantageous effect of adopting the above preferred solution is that the rotation of the disc is facilitated, and the air cylinder and the air suction rod generate more airflow.

Further, the transmission assembly includes a first gear and a second gear, the first gear is fixedly sleeved on the first rotating shaft, and the second gear is disposed on the second rotating shaft near the hydraulic windmill. At one end, the first gear meshes with the second gear.

The beneficial effect of adopting the above preferred solution is that the hydraulic windmill is rotated more conveniently and quickly.

Further, the diameter of the first gear is larger than the diameter of the second gear.

The beneficial effects of adopting the above preferred solution are: effectively increasing the generation of gas and increasing the power generation efficiency.

Further, the two ends of the first rotating shaft are respectively rotatably connected to the two fixing members by a one-way bearing, so that the front surface of the hydraulic windmill is unidirectionally rotated toward the direction of impact of the sea waves.

The advantageous effect of using the above preferred solution is to make the power generation more efficient.

DRAWINGS

Figure 1 is a schematic view showing the structure of the product of the present invention;

2 is a schematic structural view of a wave power generating mechanism of the product of the present invention.

In the drawings, the list of parts represented by each label is as follows:

1, generator, 2, turbine, 3, high pressure gas pipeline, 4, fixed parts, 5, wind windmill, 6, gas cylinder, 7, first shaft, 8, fixed plate, 9, second shaft, 10, disc 11, air pumping rod, 12, air outlet nozzle, 13, pin shaft, 14, constant pressure reservoir, 15, first gear, 16, second gear.

detailed description

The principles and features of the present invention are described in the following with reference to the accompanying drawings, which are only used to explain the present invention and are not intended to limit the scope of the present invention.

Example

The wave power generating device shown in FIG. 1 and FIG. 2 includes a generator 1, a turbine 2, a high-pressure gas pipe 3, and a wave power generating mechanism installed at the seaside. The wave power generating mechanism includes two fixing members 4 whose lower end is fixed to the bottom of the sea. a hydraulic windmill 5 partially submerged in the seawater and a gas cylinder 6 located above the sea surface. The hydraulic windmill 5 is interposed between the upper ends of the two fixing members 4 and is rotatably connected thereto through the first rotating shaft 7, two of the A fixing plate 8 is fixedly connected to one of the fixing members 4, the fixing plate is located on the sea surface, the fixing plate is vertically arranged, and extends in the longitudinal direction, and the fixing plate 8 is rotatably connected with a disc, the hydraulic windmill The first rotating shaft 7 of the fifth transmission shaft 7 is drivingly connected to the disc 10 through a transmission assembly and drives the disc 10 to rotate therewith. One end of the air cylinder 6 is provided with an airing rod 11 slidably connected thereto, and the other end passes through a transition portion. Fixedly connected to the side of the disc away from the hydraulic windmill, the transition portion may be a connecting shaft, one end of the connecting shaft is vertically fixedly connected to one end of the air cylinder 6 near the disc 10, and the other end of the connecting shaft is vertically fixed. Connected to the side of the disc 10 and disposed adjacent to the side of the disc 10, the axis of the connecting shaft is disposed parallel to the central axis of the disc 10, and the end of the pumping rod 11 away from the air cylinder 6 is provided with a check valve. An outlet nozzle 12, one end of the pumping rod 11 away from the air cylinder 6 is rotatably connected to one end of the fixed plate 8 away from the hydraulic windmill 5 through a pin shaft 13, the air outlet nozzle 12 and the high pressure gas pipe 3 In connection, the high pressure gas pipe 3 is in communication with an intake port of the turbine 2, and a rotating shaft of the turbine 2 is drivingly connected to the generator 1; the wave power generating mechanism may be two, three or more. The gas generated by the high-pressure gas pipeline is respectively flowed into a high-pressure gas main pipeline, and then connected to the constant-pressure reservoir 14, and the constant-pressure reservoir 14 can more effectively ensure the input of the high-pressure gas pipeline 3 and the high-pressure gas main pipeline. The high-pressure gas is synchronized, and the excess gas can be stored, reducing the waste of air pressure energy, further enhancing the pressure of the high-pressure gas entering the turbine, and driving the turbine to be simpler and more convenient. Speed, higher power generation efficiency.

The hydraulic windmill 5 comprises a cylinder and a plurality of blades. The blades are fixed by two circular plates of different diameters, similar to a gourd shape, and the plurality of blades are respectively fixed on the outer wall of the cylinder by steel bars, and the blades are star-shaped. The first rotating shaft 7 is disposed in the cylinder and is fixedly connected thereto.

Also included is a constant pressure reservoir 14 having an outlet that communicates with an inlet of the turbine 2, the inlet of the constant pressure reservoir 14 being in communication with the high pressure gas conduit 3.

A first rotating shaft 7 is disposed at a center of the hydraulic windmill 5 and is fixedly connected thereto. The first rotating shaft 7 is coaxially disposed with a central axis of the hydraulic windmill 5, and two ends of the first rotating shaft 7 are respectively The fixing members 4 are rotatably connected, and the two fixing members 4 are oppositely disposed.

A second rotating shaft 9 is vertically connected to an end of the fixing plate 8 , and a center of the disk 10 is vertically fixedly connected to an end of the second rotating shaft 9 away from the hydraulic windmill 5 . An end of the second rotating shaft 9 adjacent to the hydraulic windmill 5 is connected to the transmission assembly.

The transmission assembly includes a first gear 15 and a second gear 16 . The first gear 15 is fixedly sleeved on the first rotating shaft 7 , and the first gear 15 is located at a position between the fixing member 4 and the hydraulic windmill 5 . On the first rotating shaft, the fixing member 4 here refers to the fixing member 4 to which the fixing plate 8 is connected to the fixing member 4, and the second gear 16 is disposed on the second rotating shaft 9 near the hydraulic windmill 5 At one end, the first gear 15 meshes with the second gear 16.

The diameter of the first gear 15 is larger than the diameter of the second gear 16, so that the gas cylinder and the gas pump generate gas more efficiently, thereby improving power generation efficiency.

The two ends of the first rotating shaft 7 are respectively rotatably connected to the two fixing members 4 through a one-way bearing, so that the front side of the hydraulic windmill 5 is unidirectionally rotated toward the direction of the sea wave impact, so that the power generation efficiency is higher.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc., which are included in the spirit and principles of the present invention, should be included in the present invention. The scope of protection of utility models.

Claims

The wave power generating device is characterized in that it comprises a generator (1), a turbine (2), a high-pressure gas pipe (3), and a wave power generating mechanism installed at the seaside, and the wave power generating mechanism includes two fixed ends fixed to the bottom of the sea by the sea bottom. a piece (4), a hydraulic windmill (5) partially submerged in seawater, and a gas cylinder (6) located above the sea surface, the hydraulic windmill (5) being sandwiched between the upper ends of the two fixing members (4) and passing through A rotating shaft (7) is rotatably connected thereto, and one of the two fixing members (4) is fixedly connected with a fixing plate (8), and the fixing plate (8) is rotatably connected with a disc (10). The first rotating shaft (7) of the hydraulic windmill (5) is drivingly coupled to the disc (10) via a transmission assembly and drives the disc (10) to rotate therewith, and one end of the air cylinder (6) is provided with a slidingly connected airing rod (11), the other end of which is fixedly connected to the side of the disc (10) away from the hydraulic windmill (5) by a transition portion, the inflating rod (11) being away from the air cylinder (6) An exhaust nozzle (12) having a check valve is disposed at one end thereof, and an end of the air sucking rod (11) remote from the air cylinder (6) is rotatably connected to the solid through a pin (13) a plate (8) remote from one end of the hydraulic windmill (5), the outlet nozzle (12) being in communication with the high pressure gas conduit (3), the high pressure gas conduit (3) and the turbine (2) The intake port is in communication, and the rotating shaft of the turbine (2) is drivingly coupled to the generator (1).
The wave power generating apparatus according to claim 1, further comprising a constant pressure accumulator (14), an outlet of said constant pressure accumulator (14) being in communication with an intake port of said turbine (2), said An inlet of the constant pressure reservoir (14) is in communication with the high pressure gas conduit (3).
The wave power generating device according to claim 1, characterized in that the center of the hydraulic windmill (5) is provided with a first rotating shaft (7) and fixedly connected thereto, the first rotating shaft (7) and the hydraulic power The central axis of the windmill (5) is coaxially disposed, and two ends of the first rotating shaft (7) are respectively rotatably connected to the two fixing members (4), and the two fixing members (4) are oppositely disposed.
The wave power generating device according to any one of claims 1 to 3, characterized in that the fixing plate (8) is vertically connected to an end of the fixing member (4) and is connected to a second rotating shaft (9). The center of the disk (10) is vertically fixedly connected to one end of the second rotating shaft (9) away from the hydraulic windmill (5), and the second rotating shaft (9) is close to one end of the hydraulic windmill (5) The drive components are connected.
The wave power generating device according to claim 4, wherein said transmission assembly comprises a first gear (15) and a second gear (16), said first gear (15) being fixedly sleeved on said first shaft (7) upper, the second gear (16) is disposed at an end of the second rotating shaft (9) near the hydraulic windmill (5), the first gear (15) and the second gear (16) Engage.
[Correction according to Rule 26 24.08.2018]
The wave power generating device according to claim 5, characterized in that the diameter of the first gear (15) is larger than the diameter of the second gear (16).
[Correction according to Rule 26 24.08.2018]
The wave power generating device according to any one of claims 1-3, 5 to 6, wherein both ends of the first rotating shaft (7) are respectively rotatably connected to the two fixing members (4) by one-way bearings. The front side of the hydraulic windmill (5) is unidirectionally turned toward the direction of the impact of the waves.