CN217270586U

CN217270586U - Self-yaw floating type horizontal shaft tidal current energy collecting and generating equipment

Info

Publication number: CN217270586U
Application number: CN202220810221.5U
Authority: CN
Inventors: 王晓东; 赵巍巍
Original assignee: Dalian Dete United Industrial Technology Co ltd; Dalian Institute Of Artificial Intelligence Dalian University Of Technology
Current assignee: Dalian Dete United Industrial Technology Co ltd; Dalian Institute Of Artificial Intelligence Dalian University Of Technology
Priority date: 2022-04-09
Filing date: 2022-04-09
Publication date: 2022-08-23
Anticipated expiration: 2032-04-09

Abstract

The utility model relates to the technical field of ocean energy utilization devices, in particular to a self-navigation floating type horizontal shaft tidal current energy collecting and generating device, which comprises a generator and a fixed connecting piece, wherein the generator is positioned above the water surface and is driven by a hydraulic power element, the device comprises a stand column vertically connected to the bottom surface of a fixed connecting piece, a cylindrical shell fixedly connected to the bottom end of the stand column and a hub, wherein blades are uniformly arranged on the outer wall of the hub along the circumferential direction; the problem of the tidal current can collect and the tidal current of power generation facility can collect the mechanism and be difficult to keep high-efficient energy to collect is solved.

Description

Self-yaw floating type horizontal shaft tidal current energy collecting and generating equipment

Technical Field

The utility model relates to an ocean can utilize technical field, specifically is a self-navigation floating horizontal axis trend can be collected and power generation facility.

Background

The tidal current energy power generation equipment needs to work in a severe ocean working condition environment, so that the requirement on the reliability of the tidal current energy power generation device is high. Most of the existing tidal current energy power generation devices adopt generators and blades directly connected below the sea surface to collect tidal current energy, the tidal current energy is converted into mechanical energy, the mechanical energy is converted into electric energy through the generators, the electric energy is merged into a submarine cable, the energy conversion rate is high, the use is common, however, the risk is high, the requirements on the water resistance and the corrosion resistance of the generators are high, once the generators are prevented from being burnt, and the maintenance cost is high.

Therefore, a floating type horizontal shaft tidal current energy collecting and generating device appears in the prior art, wherein tidal current is converted into mechanical kinetic energy by blades, the mechanical kinetic energy is converted into hydraulic energy through the internal structure of the device, and the hydraulic energy is stored in a hydraulic energy storage tank on the sea water surface through a hose to store energy, so that the energy collecting and storing process of converting the tidal current energy into the hydraulic energy is realized; the hydraulic energy drives the generator to operate through power structures such as a hydraulic motor and the like so as to realize the power generation process. Even its take place waterproof in the course of the work and reveal, also can be through closing operations such as hydraulic oil supply in time, avoid causing equipment damage and marine pollution, equipment life can greatly prolong, and cost of maintenance can reduce by a wide margin. However, the tidal current energy collecting mechanism of the floating type horizontal shaft tidal current energy collecting and generating equipment is fixedly connected to the fixed connecting plate of the floating body, so that when the tidal current direction changes, the tidal current energy utilization rate of the floating type horizontal shaft tidal current energy collecting and generating equipment is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the trend of solving among the prior art trend can be collected and power generation facility can collect the problem that the mechanism is difficult to keep high efficiency energy to collect, designed a self-navigation floating horizontal axis trend can be collected and power generation facility.

In order to achieve the above object, the utility model provides a following technical scheme: a self-navigation floating type horizontal shaft tidal current energy collecting and generating device comprises a generator, a fixed connecting piece, a vertical column, a cylindrical shell and a hub, wherein the generator is positioned above the water surface and driven by a hydraulic power element, the vertical column is vertically connected to the bottom surface of the fixed connecting piece, the cylindrical shell is fixedly connected to the bottom end of the vertical column, the outer wall of the hub is uniformly provided with blades along the circumferential direction, the inner cavity of the upright post is provided with an oil inlet pipe and an oil outlet pipe, the inner cavity of the cylindrical shell is provided with a mechanism for converting the rotating mechanical energy of the wheel hub into hydraulic energy, the wheel hub is rotatably arranged at one end of the cylindrical shell, the other end of the cylindrical shell is fixedly connected with a balance shell, the middle part of the outer end surface of the balance shell is fixedly connected with a base, the middle part of the base is fixedly connected with an empennage along the vertical direction, the empennage is of a plane plate body structure, and the top end of the stand column is rotatably connected with the fixed connecting piece.

Preferably, fixed connection spare includes fixed plate, fixed cover and rotor plate, the fixed cover be close to the bottom position cup joint in the fixed plate middle part, the outer fringe fixedly connected with annular slab of fixed cover bottom, the rotor plate rotate cup joint in fixed cover is located the fixed plate with position between the annular slab, the annular slab with the top of stand inner chamber is rotated and is cup jointed, the outer fringe fixedly connected with flange on stand top, flange fixed connection in the bottom surface of rotor plate.

Preferably, the top surface of the rotating plate is provided with a plurality of spherical grooves II along the circumferential direction, the position of the top surface of the rotating plate, which is close to the outer edge, is provided with a first annular groove corresponding to the position of the spherical groove II, and the spherical groove II is internally and rotatably provided with an upper rolling ball.

Preferably, the top surface of the annular plate is uniformly provided with a plurality of first spherical grooves along the circumferential direction, the bottom surface of the rotating plate is provided with a second annular groove at a position corresponding to the first spherical grooves, and the first spherical grooves are internally and rotatably provided with lower rolling balls.

Preferably, the base comprises a connecting circular plate fixedly connected to the middle of the outer end face of the balance shell and a clamping groove fixedly connected to the outer side face of the connecting circular plate, and the extending plate on one side of the bottom end of the tail wing is fixedly installed in the clamping groove.

Preferably, the cylindricality casing include piston shell, fixed butt joint in the oil collecting port casing of piston shell inner end and fixed butt joint in the host computer casing of piston shell outer end, the cam rotor is installed in the outer end rotation of host computer casing inner chamber, the fixed cover in axle center of cam rotor has connect the main shaft, the fixed cover in outer end of main shaft connect in wheel hub's axle center department, the medial surface of cam rotor evenly is provided with the piston along circumference, the piston corresponds respectively to slide cup joint in the piston intracavity that sets up along the axial in the piston shell, oil collecting port casing top surface with the bottom of play oil pipe is pegged graft, the output of play oil pipe is connected with hydraulic pressure energy storage tank and the hydraulic motor above the sea in proper order, the power take off end of hydraulic motor is connected with the power input end transmission of generator, the inner end of piston cavity in the piston shell with go out through the check valve structural connection between the input of oil pipe, the top surface of the main machine shell is connected with the bottom end of the oil inlet pipe in an inserting mode, a through hole communicated with the inner cavity of the main machine shell is formed in the outer end of the inner cavity of the piston, and a check valve structure is arranged at the inner end of the inner cavity of the piston.

Preferably, wheel hub with be provided with the dynamic seal dustcoat between the host computer casing, the inner end of dynamic seal dustcoat with the outer end fixed connection of host computer casing, wheel hub's inboard edge with the edge in the dynamic seal dustcoat outside rotates the joint.

Preferably, the outer side of the hub is detachably and fixedly connected with a flow guide cover.

Preferably, a mechanical dynamic seal is arranged between the main shaft and the outer end of the main machine shell.

Preferably, the center of the outer end face of the main shaft is fixedly connected with a rod body, and the outer end of the rod body is detachably and fixedly connected with the center of the outer side wall of the inner cavity of the air guide sleeve.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model relates to a self-yaw floating type horizontal axis tidal current energy collecting and generating device which not only can avoid the ocean pollution caused by the damage of the device, but also can reduce the use cost of the device; and the optimal stress direction can be automatically found through the tail wing, and the tidal current energy is converted into hydraulic energy in a maximum efficiency mode.

Drawings

Fig. 1 is a schematic overall front view structure diagram of the present invention;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 4 is a schematic perspective view of the base of the present invention.

In the figure: 1-fixing the connecting piece: 11-a fixed plate; 111-ring groove one; 12-fixing the sleeve; 121-annular plate; 122-spherical groove one; 13-a rotating plate; 131-spherical groove two; 132-ring groove two; 14-rolling a ball; rolling ball 15-rolling;

2-upright posts; 21-a connecting flange;

3-a cylindrical shell; 31-a piston housing; 32-oil trap shell; 321-an oil outlet pipe; 33-a main machine housing; 331-an oil inlet pipe; 34-a main shaft; 35-mechanical dynamic sealing; 36-a cam rotor; 37-a piston;

4-a hub; 41-leaf blade; 42-a flow guide cover;

5-dynamic sealing of the outer cover;

6-a balance shell;

7-a base; 71-connecting the circular plate; 72-card slot;

8-tail wing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution, a self-biased floating horizontal axis tidal current energy collecting and generating device, comprising a generator located above the water surface and driven by a hydraulic power element, a fixed connecting member 1, a column 2 vertically connected to the bottom surface of the fixed connecting member 1, a cylindrical housing 3 fixedly connected to the bottom end of the column 2, and a hub 4, wherein the outer wall of the hub 4 is uniformly provided with blades 41 along the circumferential direction, the inner cavity of the column 2 is provided with an oil inlet pipe 331 and an oil outlet pipe 321, the inner cavity of the cylindrical housing 3 is provided with a mechanism for converting the mechanical energy of rotation of the hub 4 into hydraulic energy, the hub 4 is rotatably mounted at one end of the cylindrical housing 3, the other end of the cylindrical housing 3 is fixedly connected with a balance housing 6, the middle part of the outer end surface of the balance housing 6 is fixedly connected with a base 7, the middle part of the base 7 is fixedly connected with a tail 8 along the vertical direction, the tail 8 is of a planar plate body structure, the top end of the upright post 2 is rotationally connected with the fixed connecting piece 1.

In this embodiment, the fixed connection member 1 includes a fixed plate 11, a fixed sleeve 12 and a rotating plate 13, the position of the fixed sleeve 12 near the bottom end is sleeved at the middle part of the fixed plate 11, the outer edge fixedly connected with annular plate 121 at the bottom end of the fixed sleeve 12, the rotating plate 13 is rotatably sleeved at the position of the fixed sleeve 12 between the fixed plate 11 and the annular plate 121, the annular plate 121 is rotatably sleeved with the top end of the inner cavity of the upright 2, the outer edge fixedly connected with connecting flange 21 at the top end of the upright 2, and the connecting flange 21 is fixedly connected with the bottom surface of the rotating plate 13.

In this embodiment, a plurality of spherical grooves two 131 are uniformly formed in the top surface of the rotating plate 13 near the outer edge along the circumferential direction, a circular groove one 111 is formed in the bottom surface of the fixed plate 11 corresponding to the spherical groove two 131, and the upper rolling ball 14 is rotatably mounted in the spherical groove two 131.

In this embodiment, the top surface of the annular plate 121 is uniformly provided with a plurality of spherical grooves one 122 along the circumferential direction, the bottom surface of the rotating plate 13 is provided with an annular groove two 132 corresponding to the position of the spherical groove one 122, and the lower rolling ball 15 is rotatably mounted in the spherical groove one 122.

In this embodiment, the base 7 includes a connection circular plate 71 fixedly connected to the middle portion of the outer end surface of the balance case 6 and a locking groove 72 fixedly connected to the outer side surface of the connection circular plate 71, and the extension plate on the bottom end side of the tail wing 8 is fixedly installed in the locking groove 72.

In this embodiment, the cylindrical housing 3 includes a piston housing 31, an oil collection port housing 32 fixedly butted with the inner end of the piston housing 31, and a main housing 33 fixedly butted with the outer end of the piston housing 31, a cam rotor 36 is rotatably installed at the outer end of the inner cavity of the main housing 33, a main shaft 34 is fixedly sleeved on the axis of the cam rotor 36, the outer end of the main shaft 34 is fixedly sleeved on the axis of the hub 4, pistons 37 are uniformly arranged along the circumferential direction on the inner side surface of the cam rotor 36, the pistons 37 are respectively sleeved in the piston cavities axially arranged in the piston housing 31 in a sliding manner, the top surface of the oil collection port housing 32 is inserted into the bottom end of the oil outlet pipe 321, the output end of the oil outlet pipe 321 is sequentially connected with a hydraulic energy storage tank and a hydraulic motor above the sea surface, the power output end of the hydraulic motor is connected with the power input end of the generator in a transmission manner, the inner end of the piston cavity in the piston housing 31 is connected with the input end of the oil outlet pipe 321 through a one-way valve structure, the top surface of the main machine shell 33 is inserted with the bottom end of the oil inlet pipe 331, the outer end of the inner cavity of the piston 37 is provided with a through hole communicated with the inner cavity of the main machine shell 33, and the inner end of the inner cavity of the piston 37 is provided with a one-way valve structure.

In this embodiment, be provided with dynamic seal dustcoat 5 between wheel hub 4 and the host computer casing 33, the inner end of dynamic seal dustcoat 5 and the outer end fixed connection of host computer casing 33, the edge rotation joint in the inboard edge of wheel hub 4 and the dynamic seal dustcoat 5 outside.

In this embodiment, the air guide sleeve 42 is detachably and fixedly connected to the outer side of the hub 4.

In this embodiment, a mechanical dynamic seal 35 is disposed between the main shaft 34 and the outer end of the main housing 33.

In this embodiment, the center of the outer end surface of the main shaft 34 is fixedly connected with a rod body, and the outer end of the rod body is detachably and fixedly connected with the center of the outer side wall of the inner cavity of the airflow guide cover 42.

The working principle is as follows: and (3) placing the part below the upright post 2 below the sea surface and setting the tidal current speed at a proper position of 1-3 m/s. Due to the existence of the tail fin 8, the contact area between the tail part of the equipment and water is larger, and the pressure applied at the same time is larger so as to push the tail part of the equipment away, so that the top end of the upright post 2 rotates relative to the fixed connecting piece 1, the pressure borne by the tail fin is the minimum when the whole equipment is only positioned along the water flow direction, the automatic direction setting of the equipment is realized, and the blades 41 are always positioned right against the flow direction of the seawater. When the upright post 2 rotates relative to the fixed connecting piece 1, the upright post 2 and the rotating plate 13 rotate relative to the fixed plate 11 and the fixed sleeve 12 synchronously, and the upper rolling ball 14 and the lower rolling ball 15 provide rolling support effect, so that the frictional resistance is reduced, and the rotation is more stable.

After the direction is determined, the tide flows to the blades 41 along the outer edge of the air guide sleeve 42 to push the hub 4 to rotate, the rotation of the hub 4 drives the main shaft 34 to rotate, the rotation of the main shaft 34 drives the cam rotor 36 to rotate, and therefore the piston 37 reciprocates in the piston cavity of the piston shell 31; the low-pressure oil flowing from the oil inlet pipe 331 can be converted into high-pressure oil through the movement of the piston 37, and the high-pressure oil flows out of the oil outlet pipe 321 and enters the hydraulic energy storage tank on the sea surface, so that one-time work is completed, and the tidal current energy is continuously converted into hydraulic energy to be stored. The external hydraulic pressure of the hydraulic energy storage tank is developed, and the hydraulic motor is connected with the generator so as to realize power generation on the sea.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a from floating horizontal axis trend of navigating off can be collected and power generation facility, including lie in the surface of water top and by hydraulic power element driven generator, fixed connector (1), connect perpendicularly in stand (2), fixed connection in of fixed connector (1) bottom surface column (3) and wheel hub (4) of stand (2) bottom, the outer wall of wheel hub (4) evenly is equipped with blade (41) along circumference, the inner chamber of stand (2) is equipped with into oil pipe (331) and goes out oil pipe (321), column housing (3) inner chamber be equipped with wheel hub (4) rotate the mechanism that mechanical energy converted hydraulic energy into, its characterized in that: wheel hub (4) rotate install in the one end of cylindricality casing (3), the other end fixedly connected with of cylindricality casing (3) balances casing (6), the middle part fixedly connected with base (7) of the outer terminal surface of balanced casing (6), vertical direction fixedly connected with fin (8) are followed to the middle part of base (7), fin (8) are the plane plate body structure, the top of stand (2) with fixed connection spare (1) rotates and connects.

2. A self-yawing floating horizontal-axis tidal power harvesting and generating apparatus, according to claim 1, wherein: fixed connection spare (1) includes fixed plate (11), fixed cover (12) and rotor plate (13), the position of being close to the bottom of fixed cover (12) cup joint in fixed plate (11) middle part, the outer fringe fixedly connected with annular plate (121) of fixed cover (12) bottom, rotor plate (13) rotate cup joint in fixed cover (12) are located fixed plate (11) with position between annular plate (121), annular plate (121) with the top of stand (2) inner chamber is rotated and is cup jointed, the outer fringe fixedly connected with flange (21) on stand (2) top, flange (21) fixed connection in the bottom surface of rotor plate (13).

3. A self-yawing floating horizontal-axis tidal power harvesting and generating apparatus, according to claim 2, wherein: the top surface of the rotating plate (13) is close to the outer edge and is uniformly provided with a plurality of spherical grooves II (131) along the circumferential direction, the bottom surface of the fixed plate (11) is provided with annular grooves I (111) corresponding to the positions of the spherical grooves II (131), and the spherical grooves II (131) are rotatably provided with upper rolling balls (14).

4. A self-yawing floating horizontal-axis tidal power collection and generation apparatus, according to claim 2, wherein: the top surface of the annular plate (121) is uniformly provided with a plurality of first spherical grooves (122) along the circumferential direction, the bottom surface of the rotating plate (13) is provided with second annular grooves (132) at positions corresponding to the first spherical grooves (122), and the first spherical grooves (122) are rotatably provided with lower rolling balls (15).

5. A self-yawing floating horizontal-axis tidal power collection and generation apparatus, according to claim 1, wherein: the base (7) comprises a connecting circular plate (71) fixedly connected to the middle of the outer end face of the balance shell (6) and a clamping groove (72) fixedly connected to the outer side face of the connecting circular plate (71), and an extending plate on one side of the bottom end of the tail wing (8) is fixedly installed in the clamping groove (72).

6. A self-yawing floating horizontal-axis tidal power harvesting and generating apparatus, according to claim 1, wherein: cylindrical shell (3) including piston housing (31), fixed butt joint in oil collecting port casing (32) and fixed butt joint in of piston housing (31) inner end connect in host computer casing (33) of piston housing (31) outer end, cam rotor (36) are installed in the outer end rotation of host computer casing (33) inner chamber, main shaft (34) have been cup jointed to the axle center of cam rotor (36) is fixed, the outer end of main shaft (34) fixed cup joint in the axle center department of wheel hub (4), the medial surface of cam rotor (36) evenly is provided with piston (37) along circumference, piston (37) correspond respectively slide cup joint in the piston housing (31) along the piston intracavity of axial setting, oil collecting port casing (32) top surface with the bottom of going out oil pipe (321) is pegged graft, the output that goes out oil pipe (321) is connected with hydraulic energy storage tank and the hydraulic motor of sea top in proper order, the power take off of hydraulic motor is connected with the power take off transmission of generator, the inner end in piston cavity in piston casing (31) with go out through the check valve structural connection between the input of oil pipe (321), the top surface of host computer casing (33) with advance the bottom of oil pipe (331) and peg graft, piston (37) inner chamber outer end be provided with the through-hole of host computer casing (33) inner chamber intercommunication, the inner end of piston (37) inner chamber is provided with the check valve structure.

7. A self-yawing floating horizontal-axis tidal power harvesting and generating apparatus, according to claim 6, wherein: wheel hub (4) with be provided with between host computer casing (33) movive seal dustcoat (5), the inner end of movive seal dustcoat (5) with the outer end fixed connection of host computer casing (33), the inboard edge of wheel hub (4) with the edge in the movive seal dustcoat (5) outside rotates the joint.

8. A self-yawing floating horizontal-axis tidal power collection and generation apparatus, according to claim 7, wherein: the outer side of the hub (4) is detachably and fixedly connected with a flow guide cover (42).

9. A self-yawing floating horizontal-axis tidal power collection and generation apparatus, according to claim 6, wherein: and a mechanical dynamic seal (35) is arranged between the main shaft (34) and the outer end of the main machine shell (33).

10. A self-yawing floating horizontal-axis tidal power collection and generation apparatus, according to claim 8, wherein: the center of the outer end face of the main shaft (34) is fixedly connected with a rod body, and the outer end of the rod body is detachably and fixedly connected with the center of the outer side wall of the inner cavity of the air guide sleeve (42).