阅读说明：本技术 一种基于潮汐能的发电装置及其使用方法 (Tidal energy-based power generation device and application method thereof ) 是由 崔利慧 冯玉涛 于 2021-10-22 设计创作，主要内容包括：本发明涉及潮汐发电技术领域,具体涉及一种基于潮汐能的发电装置及其使用方法；箱体的一侧设置有第一进水口和第二进水口,涡轮机设置于第一进水口的内部,冲击检测板设置于活动槽的内部,第一阀门设置于第一进水口的上方,第二阀门设置于第二进水口的上方,浮动板与限位架活动连接,齿条与所体滑动连接,连接杆的两端分别与齿条和浮动板固定连接,齿轮与发电机转动连接,浮动板带动齿条上升或下降,使得发电机发电,波浪发电组件可以通过液面差吸收较小的潮汐能,当潮汐所带来的冲击较大时,第一阀门将第一进水口关闭,从而保护涡轮机。(The invention relates to the technical field of tidal power generation, in particular to a power generation device based on tidal energy and a use method thereof; one side of box is provided with first water inlet and second water inlet, the turbine sets up in the inside of first water inlet, the impact detection board sets up in the inside of activity groove, first valve sets up in the top of first water inlet, the second valve sets up in the top of second water inlet, floating plate and spacing swing joint, rack and institute's body sliding connection, the both ends of connecting rod respectively with rack and floating plate fixed connection, the gear rotates with the generator to be connected, floating plate moves the rack and rises or descends, make the generator electricity generation, wave power generation subassembly can absorb less tidal energy through the liquid level difference, when the impact that the tide brought is great, first valve is closed first water inlet, thereby protection turbine.)

1. A tidal energy-based power generation device is characterized in that,

the tidal energy-based power generation device comprises a box body, a turbine, a protection assembly and a wave power generation assembly, wherein a first water inlet and a second water inlet are formed in one side of the box body, the second water inlet is formed above the first water inlet, a movable groove is formed between the first water inlet and the second water inlet, the turbine is arranged inside the first water inlet, the protection assembly comprises an impact detection plate, a first valve and a second valve, the impact detection plate is arranged inside the movable groove, the first valve is arranged above the first water inlet, and the second valve is arranged above the second water inlet;

the wave power generation assembly comprises a limiting frame, a floating plate, a connecting rod, a rack, a generator and gears, wherein the limiting frame is arranged in the box body, the floating plate is movably connected with the limiting frame and is located in the limiting frame, the rack is slidably connected with the box body and is located at one side, away from the box body, of the first water inlet, two ends of the connecting rod are respectively fixedly connected with the rack and the floating plate, the number of the generators is multiple, the intervals of the generators are evenly arranged on one side, away from the connecting rod, of the rack, the number of the gears is multiple, and each gear is respectively connected with the corresponding generator in a rotating mode and is all meshed with the rack.

2. A tidal energy based Power Generation device according to claim 1,

the impact detection plate comprises an impact sensor, an impact plate and a spring, the spring is fixedly connected with the box body and is positioned inside the movable groove, the impact plate is fixedly connected with the spring and is positioned inside the movable groove, and the impact sensor is arranged between the impact plate and the box body and is positioned inside the spring.

3. A tidal energy based Power Generation device according to claim 2,

the protection assembly further comprises a pressure sensor, and the pressure sensor is arranged on the outer side wall of the box body and is positioned above the second water inlet.

4. A tidal energy based Power Generation device according to claim 3,

the first valve comprises a hydraulic cylinder and a closing plate, the hydraulic cylinder is arranged above the first water inlet, and the closing plate is fixedly connected with the output end of the first valve and is positioned below the first valve.

5. A tidal energy based Power Generation device according to claim 4,

the limiting frame comprises a first plate body and two rod bodies, the first plate body is arranged at the top end of the box body, the number of the rod bodies is two, the two rod bodies are fixedly connected with the first plate body respectively and are located below the first plate body, grooves are formed in the inner side walls of the rod bodies, and the floating plate is arranged between the two rod bodies.

6. A method of using a tidal energy based power plant according to claim 5 comprising the steps of:

arranging the box body at the sea and burying the box body in silt, wherein the first water inlet faces the seawater;

when tide rises, seawater enters through the first water inlet to drive the turbine to rotate, so that the turbine generates electricity;

the water level in the box body gradually rises to drive the floating plate to rise, the floating plate drives the rack to rise, and the gear rotates to enable the generator to generate electricity;

when the impact force applied to the impact detection plate exceeds a preset value, the first valve is closed, the second valve is opened, the first water inlet is closed, and the turbine stops working.

Technical Field

The invention relates to the technical field of tidal power generation, in particular to a power generation device based on tidal energy and a using method thereof.

Background

The tidal power generation is similar to the principle of common hydroelectric power generation, seawater is stored in a reservoir in the tide rise mode through the reservoir and is stored in the potential energy mode, then the seawater is discharged in the tide fall mode, and the water turbine is pushed to rotate by utilizing the fall between the high tide level and the low tide level to drive a generator to generate power.

The tides are large and small in the past, and in the face of complex ocean sea conditions, the existing power generation device cannot be beneficial to smaller tides, and the larger tides can damage the power generation device.

Disclosure of Invention

The invention aims to provide a power generation device based on tidal energy and a using method thereof, and aims to solve the technical problems that the power generation device in the prior art cannot be beneficial to smaller tides, and the larger tides can damage the power generation device.

In order to achieve the above object, the present invention provides a tidal energy-based power generation apparatus, which includes a box, a turbine, a protection assembly and a wave power generation assembly, wherein one side of the box is provided with a first water inlet and a second water inlet, the second water inlet is arranged above the first water inlet, a movable groove is arranged between the first water inlet and the second water inlet, the turbine is arranged inside the first water inlet, the protection assembly includes an impact detection plate, a first valve and a second valve, the impact detection plate is arranged inside the movable groove, the first valve is arranged above the first water inlet, and the second valve is arranged above the second water inlet; the wave power generation assembly comprises a limiting frame, a floating plate, a connecting rod, a rack, a generator and gears, wherein the limiting frame is arranged in the box body, the floating plate is movably connected with the limiting frame and is located in the limiting frame, the rack is slidably connected with the box body and is located at one side, away from the box body, of the first water inlet, two ends of the connecting rod are respectively fixedly connected with the rack and the floating plate, the number of the generators is multiple, the intervals of the generators are evenly arranged on one side, away from the connecting rod, of the rack, the number of the gears is multiple, and each gear is respectively connected with the corresponding generator in a rotating mode and is all meshed with the rack.

When seawater passes through the first water inlet, water flow enables the turbine to generate power, the floating plate rises or falls along with the water level of the box body and simultaneously drives the rack to rise or fall, so that the gear is driven to rotate, the generator generates power, the wave power generation assembly can absorb smaller tidal energy through liquid level difference, and when impact caused by tides is larger, the first water inlet is closed by the first valve, so that the turbine is protected.

The impact detection plate comprises an impact sensor, an impact plate and a spring, the spring is fixedly connected with the box body and is positioned in the movable groove, the impact plate is fixedly connected with the spring and is positioned in the movable groove, and the impact sensor is arranged between the impact plate and the box body and is positioned in the spring.

When the tide rises, the seawater impacts the impact plate, the spring is compressed, when the impact plate is contacted with the impact sensor, the impact sensor detects impact force, when the impact force exceeds a preset value, the first valve is closed, and the second valve is opened.

The protection assembly further comprises a pressure sensor, and the pressure sensor is arranged on the outer side wall of the box body and located above the second water inlet.

The pressure sensor can detect the water level outside the box body, when the pressure sensor has no value, the liquid level is lower than the second water inlet, the second valve is closed, the first valve is opened, water is discharged through the first water inlet, and the turbine starts to generate electricity.

The first valve comprises a hydraulic cylinder and a closing plate, the hydraulic cylinder is arranged above the first water inlet, and the closing plate is fixedly connected with the output end of the first valve and is positioned below the first valve.

The hydraulic cylinder drives the closing plate to ascend or descend so as to control the opening and closing of the first water inlet.

The limiting frame comprises a first plate body and two rod bodies, the first plate body is arranged at the top end of the box body, the number of the rod bodies is two, the two rod bodies are fixedly connected with the first plate body respectively and are located below the first plate body, grooves are formed in the inner side walls of the rod bodies, and the floating plate is arranged between the two rod bodies.

The first plate defines a maximum height of the floating plate, and the groove defines a moving direction of the floating plate so that the rack is always parallel to the floating plate.

The invention also provides a using method of the tidal energy-based power generation device, which comprises the following steps:

arranging the box body at the sea and burying the box body in silt, wherein the first water inlet faces the seawater;

when tide rises, seawater enters through the first water inlet to drive the turbine to rotate, so that the turbine generates electricity;

the water level in the box body gradually rises to drive the floating plate to rise, the floating plate drives the rack to rise, and the gear rotates to enable the generator to generate electricity;

when the impact force applied to the impact detection plate exceeds a preset value, the first valve is closed, the second valve is opened, the first water inlet is closed, and the turbine stops working.

According to the tidal energy-based power generation device and the using method thereof, in a normal working state, the first valve is opened, the second valve is closed, when seawater passes through the first water inlet, water flow enables the turbine to generate power, the floating plate rises or falls along with the water level of the box body, and meanwhile, the rack is driven to rise or fall, so that the gear is driven to rotate, and the generator generates power; when the impact detection plate detects that the impact force is too large, the first water inlet is closed by the first valve, the second water inlet is opened by the second valve, the box body is changed into a water storage state, a normal working state is recovered when the tide is ebb, seawater flows out through the first water inlet, the wave power generation assembly can absorb smaller tidal energy through liquid level difference, and when the impact caused by the tide is large, the first water inlet is closed by the first valve, so that the turbine is protected.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view showing a normal operation state of a tidal power generation apparatus according to the present invention.

Fig. 2 is an enlarged view of a portion of the structure of fig. 1 a according to the present invention.

Fig. 3 is a schematic structural view of a water storage state of the tidal power generation apparatus according to the present invention.

Fig. 4 is a schematic view of the connection between the floating plate and the rod body according to the present invention.

FIG. 5 is a flow chart of the steps of a method of using the tidal energy based Power plant provided by the present invention.

The device comprises a 1-box body, a 2-turbine, a 3-protection component, a 31-impact detection plate, a 311-impact sensor, a 312-impact plate, a 313-spring, a 32-first valve, a 321-hydraulic cylinder, a 322-closing plate, a 323-elastic plate, a 33-second valve, a 34-pressure sensor, a 4-wave power generation component, a 41-limiting frame, a 411-first plate body, a 412-rod body, a 42-floating plate, a 421-second plate body, a 422-block body, a 43-connecting rod, a 44-rack, a 45-generator, a 46-gear, a 47-groove, a 5-first water inlet, a 6-second water inlet, a 7-movable groove and an 8-water storage tank.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 4, the invention provides a tidal power-based power generation device, which comprises a box body 1, a turbine 2, a protection assembly 3 and a wave power generation assembly 4, wherein one side of the box body 1 is provided with a first water inlet 5 and a second water inlet 6, the second water inlet 6 is arranged above the first water inlet 5, a movable groove 7 is arranged between the first water inlet 5 and the second water inlet 6, the turbine 2 is arranged inside the first water inlet 5, the protection assembly 3 comprises an impact detection plate 31, a first valve 32 and a second valve 33, the impact detection plate 31 is arranged inside the movable groove 7, the first valve 32 is arranged above the first water inlet 5, and the second valve 33 is arranged above the second water inlet 6.

In this embodiment, when the seawater passes through the first water inlet 5, the turbine 2 is driven to generate electricity by the water flow, the wave power generating unit 4 can absorb small tidal energy by the liquid level difference, the impact detection plate 31 detects the impact force of the seawater, and when the impact caused by the tide is large, the first valve 32 closes the first water inlet 5, thereby protecting the turbine 2.

The wave power generation assembly 4 comprises a limiting frame 41, a floating plate 42, a connecting rod 43, a rack 44, a plurality of power generators 45 and gears 46, wherein the limiting frame 41 is arranged inside the box body 1, the floating plate 42 is movably connected with the limiting frame 41 and is positioned inside the limiting frame 41, the rack 44 is in sliding connection with the box body 1 and is positioned on one side of the box body 1 away from the first water inlet 5, two ends of the connecting rod 43 are fixedly connected with the rack 44 and the floating plate 42 respectively, the number of the power generators 45 is multiple, each power generator 45 is uniformly arranged on one side of the rack 44 away from the connecting rod 43 at intervals, the number of the gears 46 is multiple, and each gear 46 is rotatably connected with the corresponding power generator 45 respectively and is meshed with the rack 44; spacing 41 includes first plate body 411 and the body of rod 412, and first plate body 411 sets up in the top of box 1, and the quantity of the body of rod 412 is two, two bodies of rod 412 respectively with first plate body 411 fixed connection to all be located the below of first plate body 411, the inside wall of the body of rod 412 all is provided with recess 47, floating plate 42 sets up between two bodies of rod 412. The floating plate 42 includes a second plate 421 and two blocks 422, the first plate 411 is disposed between the two rods 412, the number of the blocks 422 is two, and the two blocks 422 are respectively fixedly connected to the second plate 421 and respectively located in the corresponding grooves 47.

In this embodiment, the maximum height of the second plate body 421 is limited by the first plate body 411, the block body 422 is engaged with the groove 47, the moving direction of the floating plate 42 is limited, the rack 44 and the floating plate 42 are always kept parallel, when seawater passes through the first water inlet 5, water flow enables the turbine 2 to generate power, the second plate body 421 follows the water level of the box body 1 to rise or fall, and meanwhile, the rack 44 is driven to rise or fall, so that the gear 46 is driven to rotate, the generator 45 is driven to generate power, and small tidal energy is absorbed.

The impact detection plate 31 comprises an impact sensor 311, an impact plate 312 and a spring 313, wherein the spring 313 is fixedly connected with the box body 1 and is positioned inside the movable groove 7, the impact plate 312 is fixedly connected with the spring 313 and is positioned inside the movable groove 7, and the impact sensor 311 is arranged between the impact plate 312 and the box body 1 and is positioned inside the spring 313; the protection component 3 further comprises a pressure sensor 34, wherein the pressure sensor 34 is arranged on the outer side wall of the box body 1 and is positioned above the second water inlet 6; the first valve 32 comprises a hydraulic cylinder 321 and a closing plate 322, the hydraulic cylinder 321 is arranged above the first water inlet 5, and the closing plate 322 is fixedly connected with the output end of the first valve 32 and is positioned below the first valve 32; the first valve 32 further includes an elastic plate 323, and the elastic plate 323 is fixedly connected to the closing plate 322 and is located at one side of the closing plate 322.

In this embodiment, when the tide rises, the seawater impacts the impact plate 312 to compress the spring 313, when the impact plate 312 contacts the impact sensor 311, the impact sensor 311 detects the impact force, and when the impact force exceeds a preset value, the first valve 32 is closed and the second valve 33 is opened; the pressure sensor 34 can detect the water level outside the box body 1, when the pressure sensor 34 has no value, the liquid level is lower than the second water inlet 6, the second valve 33 is closed, the first valve 32 is opened, water is discharged through the first water inlet 5, and the turbine 2 starts to generate electricity; the hydraulic cylinder 321 drives the closing plate 322 to ascend or descend so as to control the opening and closing of the first water inlet 5; the impact force of the seawater on the closing plate 322 is relieved by the elastic plate 323, and the gap between the closing plate 322 and the tank 1 is filled.

The tidal energy-based power generation device further comprises a water storage tank 8, wherein the water storage tank 8 is fixedly connected with the box body 1 and is positioned above the box body 1.

In this embodiment, the water storage tank 8 has a larger opening than the tank 1, and the water storage capacity of the apparatus is improved.

Referring to fig. 5, the present invention also provides a method for using the tidal power generation device, comprising the following steps:

s1: arranging the box body 1 at the sea and burying the box body in silt, wherein the first water inlet 5 faces to seawater;

s2: when tide rises, seawater enters through the first water inlet 5 to drive the turbine 2 to rotate, so that the turbine 2 generates electricity;

s3: the water level in the box body 1 gradually rises to drive the floating plate 42 to rise, the floating plate 42 drives the rack 44 to rise, and the gear 46 rotates to enable the generator 45 to generate electricity;

s4: when the impact force applied to the impact detection plate 31 exceeds a preset value, the first valve 32 is closed, the second valve 33 is opened, the first water inlet is closed, and the turbine 2 stops working.

In this embodiment, when the seawater passes through the first water inlet 5, the turbine 2 is driven to generate electricity by the water flow, the wave power generating unit 4 can absorb small tidal energy by the liquid level difference, the impact detection plate 31 detects the impact force of the seawater, and when the impact caused by the tide is large, the first valve 32 closes the first water inlet 5, thereby protecting the turbine 2.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.