CN213502802U

CN213502802U - Buoy for generating power by combining solar energy and wave energy

Info

Publication number: CN213502802U
Application number: CN202022362950.2U
Authority: CN
Inventors: 邱永琪; 沈健; 刘全良
Original assignee: Zhejiang Ocean University ZJOU
Current assignee: Zhejiang Ocean University ZJOU
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-06-22
Anticipated expiration: 2030-10-21

Abstract

The utility model provides an utilize buoy of solar energy and wave energy combination electricity generation belongs to ocean renewable energy and utilizes technical field. The buoy solves the technical problems that the buoy has poor stability when working on the sea for a long time and the like. This buoy includes the body, be located the solar cell panel of body upside, open the body both sides has two inlet openings, be equipped with the transmission shaft in the inlet opening, the transmission shaft lower extreme is equipped with two impeller and upper ends that installation opposite direction are equipped with bevel gear one, be equipped with the driven shaft in the body, the torsion spring box, generator and battery, the both ends of driven shaft are equipped with the flywheel respectively and with bevel gear one engaged with bevel gear two, the flywheel is connected with bevel gear three, the torsion spring box be connected with can be simultaneously with two bevel gear three-phase engaged bevel gear four, the rotor of bevel gear four-energy drive torsion spring box and generator, generator and solar cell panel all are connected with the battery electricity. The utility model provides a buoy utilizes solar energy and wave energy electricity generation, guarantees that buoy can work at sea for a long time.

Description

Buoy for generating power by combining solar energy and wave energy

Technical Field

The utility model belongs to the technical field of ocean renewable energy utilizes, a utilize buoy of solar energy and wave energy combination electricity generation is related to.

Background

The buoy plays a role in detecting fishery resources, marine hydrology, meteorology and water quality on the sea, the importance of the marine monitoring buoy is more and more obvious in the development process of the marine fishery, and the traditional marine buoy usually uses a storage battery as a unique energy source, so that the marine buoy cannot work stably for a long time.

Chinese patent (publication number: CN 208332090U; publication date: 2019-01-04) discloses a solar buoy device which comprises a buoy body and is characterized in that a monocrystalline silicon solar panel is arranged above the buoy body, a plurality of LED lamps are further arranged on the side edge of the monocrystalline silicon solar panel, a storage battery is arranged below the interior of the buoy body, and the storage battery is electrically connected with the monocrystalline silicon solar panel LED lamps.

The solar buoy device disclosed in the above patent document generates power by using the monocrystalline silicon solar panel provided on the buoy body, and stores the power generated by the solar panel in the storage battery, but the solar panel cannot generate power in rainy weather for a long time due to the fact that the weather changes on the sea, and there is no way to ensure the long-time stable operation of the buoy on the sea.

Disclosure of Invention

The utility model discloses to the above-mentioned problem that prior art exists, provide an utilize buoy of solar energy and wave energy combination electricity generation, the utility model aims to solve the technical problem that: how to improve the stability of the buoy in long-time work at sea.

The purpose of the utility model can be realized by the following technical proposal:

a buoy for generating power by combining solar energy and wave energy comprises a floating body floating on the sea surface and is characterized in that a solar cell panel is arranged on the upper side of the floating body, two water inlet holes penetrating through the upper side and the lower side of the floating body are formed in the floating body, a transmission shaft is arranged in each water inlet hole, two impellers with opposite installation directions are arranged at intervals at one end, close to the lower side of the floating body, of the transmission shaft, a first conical gear is arranged at one end, close to the upper side of the floating body, of the transmission shaft, a cavity is formed in the position, located between the two water inlet holes, of the floating body, a connecting hole communicated with the cavity is formed in the hole wall of each water inlet hole, driven shafts penetrate through the connecting holes, a second conical gear meshed with the first conical gear and a flywheel located in the cavity are respectively arranged at two ends of each driven shaft, and the flywheel on each driven shaft is, be equipped with torsional spring box, generator and battery in the cavity, the last rotation of torsional spring box is connected with the torsional spring axle, the tip of torsional spring axle set firmly can simultaneously with two conical gear three-phase meshing's conical gear four, the torsional spring axle can order about the torsional spring box rotates and makes the torsional spring box drive the rotor of generator rotates, the generator with solar cell panel all with the battery electricity is connected.

The working principle is as follows: according to the technical scheme, the solar cell panel is arranged on the upper side of the floating body, so that solar energy can be fully absorbed, and energy absorbed by the solar cell panel can be converted into electric quantity and stored in the storage battery; when the waves act on the floating body, the seawater enables the floating body to move up and down, the seawater enters the water inlet holes from the lower ends of the water inlet holes and pushes the impellers to rotate, two same impellers with opposite installation directions are respectively arranged in each water inlet hole, the impellers can only move in a single direction, the waves can enable the impellers to rotate in the same direction when moving up and down, the impellers rotate to drive the transmission shaft to rotate, the driven shaft is rotated through the first conical gear and the second conical gear, the flywheel is arranged on the driven shaft so as to avoid the problem that the fourth conical gear is damaged due to inconsistent rotating speeds when the impellers in the two water inlet holes rotate simultaneously, the flywheel drives the third conical gear to rotate and enables the third conical gear with low rotating speed to rotate along with the third conical gear with high rotating speed, and the third conical gear can drive the fourth conical gear to rotate, the torsion spring shaft can be driven, so that the rotor of the generator rotates, and the generator rotates to generate electricity; when the weather is fine, the solar energy and the wave energy act together to generate electricity on the buoy, and in rainy weather, the buoy can generate electricity by utilizing the wave energy, so that sufficient electric energy in the storage battery is ensured to be supplied to the buoy to work on the sea for a long time, and the stability of the buoy working on the sea for a long time is improved.

In the buoy generating power by combining solar energy and wave energy, a rotor of the generator is fixedly provided with a fifth conical gear, the section of the outer side of the torsion spring box is circular, a plurality of meshing teeth are fixedly arranged on the outer peripheral surface of the torsion spring box at intervals, a driving shaft is further arranged in the cavity, a sixth conical gear meshed with the fifth conical gear is fixedly arranged at one end of the driving shaft, and a horizontal gear matched with the meshing teeth is fixedly arranged at the other end of the driving shaft. Wave energy transmits energy to the torsion spring through the impeller, the transmission shaft, the first conical gear, the second conical gear, the driven shaft, the flywheel, the third conical gear, the fourth conical gear and the torsion spring shaft, the energy is temporarily stored on the torsion spring to enable the torsion spring to generate torque, the torsion spring can drive the torsion spring box to rotate, under the action of meshing teeth on the horizontal gear and the torsion spring box, the driving shaft rotates to drive the sixth conical gear and the fifth conical gear to rotate, the generator generates electricity, the whole process is driven by the wave energy and is a driving device formed by common parts, and therefore the cost of the buoy for generating electricity by utilizing the wave energy at sea is reduced.

In the buoy generating power by combining solar energy and wave energy, the upper side of the torsion spring box is provided with a mounting groove extending downwards, the torsion spring shaft is vertically arranged in the mounting groove, the lower end of the torsion spring shaft is rotatably connected with the middle part of the bottom of the mounting groove, the upper end of the torsion spring shaft extends out of the mounting groove and is positioned between two driven shafts, a torsion spring is arranged in the torsion spring box, a clamping groove for embedding one end of the torsion spring is formed in the torsion spring shaft, and a convex block for clamping the other end of the torsion spring is arranged on the groove wall of the mounting groove. The torsion spring shaft rotates to enable the torsion spring to generate torque so as to push the torsion spring box to rotate, the torsion spring has higher fatigue limit, has the capacity of resisting fatigue damage under the action of long-term vibration and alternating stress, has longer service life, and can reduce the maintenance cost of the buoy.

In the buoy for generating power by combining solar energy and wave energy, the transmission shaft is vertically arranged, the driven shafts are transversely arranged in the connecting hole in a penetrating manner and are respectively vertical to the transmission shaft and the torsion spring shaft, the two driven shafts are arranged in a horizontal plane at intervals, the two three conical gears are oppositely arranged, the lower sides of the tooth surfaces of the three conical gears are respectively contacted with two positions of the tooth surfaces of the four upper sides of the conical gears, the driving shaft is vertically arranged on one side of the periphery of the torsion spring box, and the torsion spring shaft is parallel to the driving shaft. The transmission shaft, the driven shaft, the torsion spring shaft and the driving shaft are arranged in the floating body, so that the wave energy is less in loss during transmission, and the efficiency of the buoy for generating electricity by utilizing the wave energy can be improved.

In the buoy generating power by combining solar energy and wave energy, the floating body is oblate and the upper side and the lower side of the floating body are planes, the outer diameter of the cross section of the floating body is gradually reduced from the middle to the upper side and from the middle to the lower side, the two water inlet holes are symmetrically arranged at the positions, close to the edges, on the floating body, the middle of the upper side of the floating body is provided with a circular table extending upwards, the circular table is positioned between the two water inlet holes, and the solar cell panel is arranged on the outer surface of the circular table. The floating body is arranged into a flat sphere, so that on the basis of ensuring that the wave energy has higher utilization rate, the resistance of the buoy floating up and down under the action of the waves is reduced.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model provides a buoy can utilize solar energy and wave energy electricity generation, can guarantee to have sufficient electric energy in the battery to supply the buoy to use at marine during operation, has also improved the stability of buoy at marine long-time work.

2. The utility model discloses the device that utilizes wave energy power generation that sets up on the well body all is the comparatively common spare part of utilization, has just so reduced cost of maintenance to the setting of flywheel on impeller and the driven shaft of two reverse installations on every transmission shaft makes the buoy on be used for wave energy power generation's device to have better performance, has improved wave energy power generation's stability.

Drawings

Fig. 1 is a schematic perspective view of a buoy for generating power by using solar energy and wave energy in a combined manner.

Fig. 2 is a cross-sectional view of the floating body in the buoy for generating electricity by using a combination of solar energy and wave energy.

Fig. 3 is a schematic structural diagram of a transmission component for wave energy power generation in the buoy for generating power by using the combination of solar energy and wave energy.

FIG. 4 is a schematic structural diagram of the connection relationship among the driven shaft, the second bevel gear, the flywheel and the third bevel gear in the buoy for generating power by combining solar energy and wave energy.

Fig. 5 is a schematic structural diagram of a torsion spring box in the buoy for generating power by combining solar energy and wave energy.

In the figure, 1, a floating body; 1a, a water inlet hole; 1b, a cavity; 1c, connecting holes; 1d, a circular table; 2. a solar panel; 3. a drive shaft; 4. an impeller; 5. a first conical gear; 6. A driven shaft; 7. a second bevel gear; 8. a flywheel; 9. a third bevel gear; 10. a torsion spring case; 10a, meshing teeth; 10b, mounting grooves; 10c, a bump; 11. a generator; 12. a torsion spring shaft; 12a, a card slot; 13. a bevel gear four; 14. a fifth bevel gear; 15. a drive shaft; 16. a bevel gear six; 17. a horizontal gear.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 3, the buoy for generating power by using a combination of solar energy and wave energy in this embodiment comprises a floating body 1 floating on the sea surface, the floating body 1 is shaped like a flat sphere, the upper side and the lower side are flat, the outer diameter of the cross section of the floating body 1 gradually decreases from the middle to the upper side and from the middle to the lower side, the middle part of the upper side of the floating body 1 is provided with a round platform 1d extending upward, the outer peripheral surface of the round platform 1d is a conical surface, a solar cell panel 2 is arranged on the conical surface of the round platform 1d, two symmetrically arranged water inlet holes 1a are formed in the lower side of the floating body 1 near the edge, the two water inlet holes 1a are respectively located at the left side and the right side of the floating body 1, the water inlet holes 1a penetrate through the upper side and the lower side of the floating body 1, the upper end of the water inlet hole 1a extends upward, the lower extreme of transmission shaft 3 is located the position and this end that are close to body 1 downside in inlet opening 1a and is provided with two impellers 4 at the interval from top to bottom, and two impellers 4 on every transmission shaft 3 are all that the installation opposite direction, and impeller 4 is connected with transmission shaft 3 through one-way bearing, only can one-way rotation to make two impellers 4 all drive transmission shaft 3 when the wave is undulant and rotate along same direction, and can reduce mutual interference and energy consumption, raise the efficiency. The periphery of the impeller 4 is provided with a plurality of blades which are arranged at intervals, the blades are arc-shaped curved surfaces, and the blades are obliquely arranged from one end of the impeller to the other end of the impeller, namely, when the blades are installed, one of the two impellers 4 on the same transmission shaft 3 is installed upside down, so that the curved surfaces of the two blades face opposite directions, and the upward inclination directions are different; the upper end of the transmission shaft 3 is positioned at the middle part of the water inlet hole 1a and close to the upper side of the floating body 1, and a first bevel gear 5 is fixedly arranged at the end.

Further, as shown in fig. 1 to 5, a cavity 1b is provided between two water inlet holes 1a in the floating body 1, a connecting hole 1c communicated with the cavity 1b is provided on the hole wall of each water inlet hole 1a near the upper end of the transmission shaft 3, a driven shaft 6 transversely provided is provided in each connecting hole 1c, the two driven shafts 6 are arranged on the same horizontal plane at intervals, one end of the driven shaft 6 is positioned in the water inlet hole 1a and the other end is positioned in the cavity 1b, a bevel gear 7 capable of meshing with the bevel gear one 5 is fixedly provided at one end of the driven shaft 6 positioned in the water inlet hole 1a, a flywheel 8 is provided at one end of the driven shaft 6 positioned in the cavity 1b, two flywheels 8 are connected with a bevel gear three 9, the bevel gear three 9 is sleeved on the flywheel 8, the two bevel gears three 9 are oppositely provided, a torsion spring box 10 is provided in the cavity 1b, torsion spring box 10 is cylindrical setting and upside and opens mounting groove 10b that has downwardly extending, be equipped with torsion spring axle 12 and torsional spring in the mounting groove 10b, the vertical setting of torsion spring axle 12 and the tank bottom rotation of lower extreme and mounting groove 10b are connected, open the outside of torsion spring axle 12 has the draw-in groove 12a that supplies torsional spring one end to inlay and establish, lug 10c that supplies the joint of torsional spring other end has on the cell wall of mounting groove 10b, the torsional spring upper end stretches out mounting groove 10b and extends to between two driven shafts 6, the torsional spring upper end is equipped with bevel gear four 13, the flank of tooth downside of two bevel gear three 9 meets with two positions of bevel gear four 13 upside flank of tooth symmetry respectively simultaneously, the periphery interval of torsion spring box 10 is equipped with a plurality of meshing tooth 10 a.

Further, as shown in fig. 1 to 3, a driving shaft 15, a generator 11 and a storage battery are further arranged in the cavity 1b, a bevel gear five 14 is fixedly arranged on a rotor of the generator 11, the driving shaft 15 is vertically arranged on one side of the periphery of the torsion spring box 10, two ends of the driving shaft 15 are respectively and fixedly provided with a bevel gear six 16 capable of being meshed with the bevel gear five 14 and a horizontal gear 17 matched with meshing teeth 10a on the periphery of the torsion spring box 10, the driving shaft 3 is perpendicular to the driven shaft 6, the driven shaft 6 is perpendicular to the torsion spring shaft 12, the torsion spring shaft 12 is parallel to the driving shaft 15, and the solar cell panel 2 and the engine are both electrically connected with the storage battery.

When the buoy works, the solar cell panel 2 on the upper side of the floating body 1 absorbs energy and can convert the energy into electric quantity to be stored in the storage battery; when the buoy starts to move up and down under the action of waves, the impeller 4 starts to rotate under the action of seawater waves, mechanical energy is temporarily stored on the torsion spring through gear transmission, the torsion spring generates torque and drives the torsion spring box 10 to rotate so as to drive the driving shaft 15 and the rotor of the generator 11 to rotate, and finally the generator 11 in the buoy generates electricity and stores electric energy in the storage battery; the buoy has sufficient inner space, can be used for placing various sensors and monitoring equipment, and the storage battery can supply electric energy to the sensors and the monitoring equipment, so that the buoy can stably work on the sea surface for a long time.

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

1. A buoy for generating power by combining solar energy and wave energy comprises a floating body (1) floating on the sea surface and is characterized in that a solar cell panel (2) is arranged on the upper side of the floating body (1), the floating body (1) is provided with two water inlet holes (1a) penetrating through the upper side and the lower side of the floating body (1), a transmission shaft (3) is arranged in each water inlet hole (1a), two impellers (4) with opposite mounting directions are arranged at intervals at one end, close to the lower side of the floating body (1), of the transmission shaft (3), a bevel gear I (5) is arranged at one end, close to the upper side of the floating body (1), a cavity (1b) is arranged in the floating body (1) between the two water inlet holes (1a), a connecting hole (1c) communicated with the cavity (1b) is formed in the hole wall of each water inlet hole (1a), a driven shaft (6) penetrates through the connecting hole (1c), two ends of the driven shaft (6) are respectively provided with a conical gear II (7) meshed with the conical gear I (5) and a flywheel (8) positioned in the cavity (1b), the flywheel (8) on each driven shaft (6) is connected with a conical gear III (9), a torsion spring box (10), a generator (11) and a storage battery are arranged in the cavity (1b), a torsion spring shaft (12) is rotatably connected on the torsion spring box (10), a bevel gear four (13) which can be meshed with the two bevel gears three (9) simultaneously is fixedly arranged at the end part of the torsion spring shaft (12), the torsion spring shaft (12) can drive the torsion spring box (10) to rotate and enables the torsion spring box (10) to drive the rotor of the generator (11) to rotate, the generator (11) and the solar panel (2) are electrically connected with the storage battery.

2. The buoy for generating power by combining solar energy and wave energy as claimed in claim 1, wherein a conical gear five (14) is fixedly arranged on a rotor of the generator (11), the outer side section of the torsion spring box (10) is circular, a plurality of meshing teeth (10a) are fixedly arranged on the outer circumferential surface of the torsion spring box (10) at intervals, a driving shaft (15) is further arranged in the cavity (1b), a conical gear six (16) meshed with the conical gear five (14) is fixedly arranged at one end of the driving shaft (15), and a horizontal gear (17) matched with the meshing teeth (10a) is fixedly arranged at the other end of the driving shaft (15).

3. The buoy for generating power by combining solar energy and wave energy as claimed in claim 2, wherein a mounting groove (10b) extending downwards is formed in the upper side of the torsion spring box (10), the torsion spring shaft (12) is vertically arranged in the mounting groove (10b) and the lower end of the torsion spring shaft is rotatably connected with the middle of the bottom of the mounting groove (10b), the upper end of the torsion spring shaft (12) extends out of the mounting groove (10b) and is positioned between the two driven shafts (6), a torsion spring is arranged in the torsion spring box (10), a clamping groove (12a) for embedding one end of the torsion spring is formed in the torsion spring shaft (12), and a convex block (10c) for clamping the other end of the torsion spring is arranged on the wall of the mounting groove (10 b).

4. The buoy for combined solar energy and wave energy power generation as claimed in claim 3, wherein the transmission shaft (3) is vertically arranged, the driven shafts (6) are transversely arranged in the connecting holes (1c) in a penetrating manner and are respectively perpendicular to the transmission shaft (3) and the torsion spring shaft (12), the two driven shafts (6) are arranged in a horizontal plane at intervals, the two conical gears three (9) are oppositely arranged, the lower sides of the tooth surfaces of the two conical gears three (9) are respectively contacted with two positions with symmetrical tooth surfaces on the upper side of the conical gear four (13), the driving shaft (15) is vertically arranged on one side of the periphery of the torsion spring box (10), and the torsion spring shaft (12) and the driving shaft (15) are parallel to each other.

5. The buoy for generating power by combining solar energy and wave energy according to claim 1, 2, 3 or 4, which is characterized in that the floating body (1) is oblate-shaped, the upper side surface and the lower side surface of the floating body are flat, the outer diameter of the cross section of the floating body (1) is gradually reduced from the middle part to the upper side and from the middle part to the lower side, the two water inlet holes (1a) are symmetrically arranged on the floating body (1) at positions close to the edges, the middle part of the upper side of the floating body (1) is provided with a circular truncated cone (1d) extending upwards, the circular truncated cone (1d) is positioned between the two water inlet holes (1a), and the solar cell panel (2) is arranged on the outer surface of the circular truncated cone (1 d).