POWER-ADJUSTABLE WAVE POWER GENERATOR

Abstract

Disclosed is a power-adjustable wave power generator, comprising a support platform (1), a power generator (2), a rotary shaft (3), an impeller rod (4), a blade frame (6), blades (7), a synchronous movement mechanism and a lifting mechanism. The power generator (2) is arranged on the support platform (1) and connected to the support platform (1). The impeller rod (4) is radially connected to the rotary shaft (3). The blade frame (6), which is provided with several blades (7), is slidably connected to the impeller rod (4). The synchronous movement mechanism adjusts the distance of the frame (6) relative to the rotary shaft (3). The lifting mechanism adjusts the angle of the blades. The power generator can not only effectively generate power under the condition of small waves, but also can adjust extracted energy according to a full load of power generation when a wave force remains unchanged, and can automatically prevent a disaster under the condition of a catastrophic climate.

Claims

1. A power-adjustable generator activated by wave, ocean current or tide, wherein the generator comprises a support platform (1) arranged on the sea; a power generator (2) is arranged on the support platform (1), a rotary shaft (3) is arranged below an input shaft of the power generator (2) and connected thereto, a plurality of radially arranged impeller rods (4) are uniformly distributed on the rotary shaft (3), the rotary shaft (3) is sleeved with a control power supply interface (5) on a lower side of the support platform (1), a blade frame (6) is provided on each impeller rod (4) and is radially slidable along the impeller rod (4), a plurality of blades (7) which are distributed in the up-down direction are arranged in the blade frame (6), all the blades in each blade frame (6) form a shape of louver and are provided with a blade lifting rod (8) hinged thereto, and a synchronous movement mechanism and a lifting mechanism are arranged around the rotary shaft (3).

2. The power-adjustable generator activated by wave, ocean current or tide according to claim 1, wherein a speed increaser (9) is arranged above the support platform (1) between the rotary shaft (3) and the power generator (2), an input shaft of the speed increaser (9) is connected to a lower end of the rotary shaft (3), and an output shaft of the speed increaser (9) is connected to the input shaft of the power generator (2).

3. The power-adjustable generator activated by wave, ocean current or tide according to claim 1, wherein the rotary shaft (3) is an elastic shaft.

4. The power-adjustable generator activated by wave, ocean current or tide according to claim 1, wherein the synchronous movement mechanism comprises a magnitude adjusting power mechanism (10) and connecting pins (11) in one-to-one correspondence with the blade frames (6), a magnitude adjusting roller (12) and a belt wheel (13) are provided at two ends of the connecting pin (11), a synchronous transmission belt (14) connects all the belt wheels (13) from the external, a blade frame stay wire holder (15) is arranged on the top of the blade frame (6), a magnitude adjusting fixed pulley (16) is arranged at an upper end of the outer side of the impeller rod (4), a magnitude adjusting steel stranded wire (17) with two ends being connected to the blade frame stay wire holder (15) is wound between each magnitude adjusting fixed pulley (16) and the corresponding magnitude adjusting roller (12), and a power output end of the magnitude adjusting power mechanism (10) is connected to any of the connecting pins (11); the lifting mechanism comprises a water shutter adjusting power mechanism (18), two power output ends of the water shutter adjusting power mechanism (18) are connected to two lifting rollers (19) arranged at corresponding positions, each lifting roller (19) is provided therebelow a correspondingly positioned lifting fixed pulley (20), a plurality of guide rods (21) which are slidable up and down are arranged around the rotary shaft (3), a guide rod stay wire holder (22) is provided on the guide road (21), a lifting steel stranded wire (23) with two ends being connected to the guide rod stay wire holder (22) is wound between each lifting roller (19) and the corresponding lifting fixed pulley (20), a lifting frame (24) is arranged at the upper ends of the guide rods (21), and a groove for mating with each blade lifting rod (8) is provided in the lower surface of the lifting frame (24).

5. The power-adjustable generator activated by wave, ocean current or tide according to claim 3, wherein the synchronous movement mechanism comprises a magnitude adjusting power mechanism (10) and connecting pins (11) in one-to-one correspondence with the blade frames (6), a magnitude adjusting roller (12) and a belt wheel (13) are provided at two ends of the connecting pin (11), a synchronous transmission belt (14) connect all the belt wheels (13) from the external, a blade frame stay wire holder (15) is arranged on the top of the blade frame (6), a magnitude adjusting fixed pulley (16) is arranged at an upper end of the outer side of the impeller rod (4), a magnitude adjusting steel stranded wire (17) with two ends being connected to the blade frame stay wire holder (15) is wound between each magnitude adjusting fixed pulley (16) and the corresponding magnitude adjusting roller (12), and a power output end of the magnitude adjusting power mechanism (10) is connected to any of the connecting pins (11); the lifting mechanism comprises a water shutter adjusting power mechanism (18), two power output ends of the water shutter adjusting power mechanism (18) are connected to two lifting rollers (19) arranged at corresponding positions, each lifting roller (19) is provided therebelow a correspondingly positioned lifting fixed pulley (20), a plurality of guide rods (21) which are slidable up and down are arranged around the rotary shaft (3), a guide rod stay wire holder (22) is provided on the guide road (21), a lifting steel stranded wire (23) with two ends being connected to the guide rod stay wire holder (22) is wound between each lifting roller (19) and the corresponding lifting fixed pulley (20), a lifting frame (24) is arranged at the upper ends of the guide rods (21), and a groove for mating with each blade lifting rod (8) is provided in the lower surface of the lifting frame (24).

6. The power-adjustable generator activated by wave, ocean current or tide according to claim 1, further comprising an elevating mechanism arranged around the rotary shaft (3); the elevating mechanism comprises an underwater power mechanism (26), a transmission gear (27) is provided on an output shaft of the underwater power mechanism (26), and a rack (28) meshing with the transmission gear (27) is arranged on a lower side wall of the rotary shaft (3).

7. The power-adjustable generator activated by wave, ocean current or tide according to claim 5, further comprising an elevating mechanism arranged around the rotary shaft (3); the elevating mechanism comprises an underwater power mechanism (26), a transmission gear (27) is provided on an output shaft of the underwater power mechanism (26), and a rack (28) meshing with the transmission gear (27) is arranged on a lower side wall of the rotary shaft (3).

8. The power-adjustable generator activated by wave, ocean current or tide according to claim 1, wherein a rotary frame (25) is arranged around the rotary shaft (3), the rotary frame (25) is connected with the impeller rods (4), and the synchronous movement mechanism and the lifting mechanism are arranged in the rotary frame (25).

9. The power-adjustable generator activated by wave, ocean current or tide according to claim 7, wherein a rotary frame (25) is arranged around the rotary shaft (3), the rotary frame (25) is connected with the impeller rods (4), and the synchronous movement mechanism, the lifting mechanism and the elevating mechanism are arranged in the rotary frame (25).)

10. The power-adjustable generator activated by wave, ocean current or tide according to claim 2, wherein the synchronous movement mechanism comprises a magnitude adjusting power mechanism (10) and connecting pins (11) in one-to-one correspondence with the blade frames (6), a magnitude adjusting roller (12) and a belt wheel (13) are provided at two ends of the connecting pin (11), a synchronous transmission belt (14) connects all the belt wheels (13) from the external, a blade frame stay wire holder (15) is arranged on the top of the blade frame (6), a magnitude adjusting fixed pulley (16) is arranged at an upper end of the outer side of the impeller rod (4), a magnitude adjusting steel stranded wire (17) with two ends being connected to the blade frame stay wire holder (15) is wound between each magnitude adjusting fixed pulley (16) and the corresponding magnitude adjusting roller (12), and a power output end of the magnitude adjusting power mechanism (10) is connected to any of the connecting pins (11); the lifting mechanism comprises a water shutter adjusting power mechanism (18), two power output ends of the water shutter adjusting power mechanism (18) are connected to two lifting rollers (19) arranged at corresponding positions, each lifting roller (19) is provided therebelow a correspondingly positioned lifting fixed pulley (20), a plurality of guide rods (21) which are slidable up and down are arranged around the rotary shaft (3), a guide rod stay wire holder (22) is provided on the guide road (21), a lifting steel stranded wire (23) with two ends being connected to the guide rod stay wire holder (22) is wound between each lifting roller (19) and the corresponding lifting fixed pulley (20), a lifting frame (24) is arranged at the upper ends of the guide rods (21), and a groove for mating with each blade lifting rod (8) is provided in the lower surface of the lifting frame (24).

Description

BRIEF DESCRIPTION OF THE DRAWINGS

[0021] FIG. 1 is a schematic diagram showing the structure of a power-adjustable wave power generator of the present invention;

[0022] FIG. 2 is a top view of FIG. 1;

[0023] FIG. 3 is a schematic diagram showing the structure of a synchronous movement mechanism in FIG. 1;

[0024] FIG. 4 is a schematic diagram showing the structure of a lifting mechanism in FIG. 1; and

[0025] FIG. 5 is a schematic diagram showing the structure of an elevating mechanism in FIG. 1.

LIST OF REFERENCE NUMBERS IN THE FIGURES

[0026] 1 support platform

[0027] 2 power generator

[0028] 3 rotary shaft

[0029] 4 impeller rod

[0030] 5 control power supply interface

[0031] 6 blade frame

[0032] 7 blade

[0033] 8 blade lifting rod

[0034] 9 speed increaser

[0035] 10 magnitude adjusting power mechanism

[0036] 11 connecting pin

[0037] 12 magnitude adjusting roller

[0038] 13 belt wheel

[0039] 14 synchronous transmission belt

[0040] 15 blade frame stay wire holder

[0041] 16 magnitude adjusting fixed pulley

[0042] 17 magnitude adjusting steel stranded wire

[0043] 18 water shutter adjusting power mechanism

[0044] 19 lifting roller

[0045] 20 lifting fixed pulley

[0046] 21 guide rod

[0047] 22 guide rod stay wire holder

[0048] 23 lifting steel stranded wire

[0049] 24 lifting frame

[0050] 25 rotary frame

[0051] 26 underwater power mechanism

[0052] 27 transmission gear

[0053] 28 rack

DESCRIPTION OF THE EMBODIMENTS

[0054] A power-adjustable wave power generator comprises a support platform 1 arranged on the sea; a power generator 2 is arranged on the support platform 1, a rotary shaft 3 is arranged below an input shaft of the power generator 2 and connected thereto, a plurality of radially arranged impeller rods 4 are uniformly distributed on the rotary shaft 3, the rotary shaft 3 is sleeved with a control power supply interface 5 on a lower side of the support platform 1, a blade frame 6 is provided on each impeller rod 4 and is radially slidable along the impeller rod 4, a plurality of blades 7 which are distributed in the up-down direction are arranged in the blade frame 6, all the blades in each blade frame 6 form a shape of louver and are provided with a blade lifting rod 8 hinged therewith, and a synchronous movement mechanism and a lifting mechanism are arranged around the rotary shaft 3.

[0055] A speed increaser 9 is arranged above the support platform 1 between the rotary shaft 3 and the power generator 2, an input shaft of the speed increaser 9 is connected to a lower end of the rotary shaft 3, and an output shaft of the speed increaser 9 is connected to the input shaft of the power generator 2.

[0056] The rotary shaft 3 is an elastic shaft.

[0057] The synchronous movement mechanism comprises a magnitude adjusting power mechanism 10 and connecting pins 11 in one-to-one correspondence with the blade frames 6, a magnitude adjusting roller 12 and a belt wheel 13 are provided at two ends of the connecting pin 11, a synchronous transmission belt 14 connects all the belt wheels 13 from the external, a blade frame stay wire holder 15 is arranged on the top of the blade frame 6, a magnitude adjusting fixed pulley 16 is arranged at an upper end of the outer side of the impeller rod 4, a magnitude adjusting steel stranded wire 17 with two ends being connected to the blade frame stay wire holder 15 is wound between each magnitude adjusting fixed pulley 16 and the corresponding magnitude adjusting roller 12, and a power output end of the magnitude adjusting power mechanism 10 is connected to any of the connecting pins 11; and the lifting mechanism comprises a water shutter adjusting power mechanism 18, two power output ends of the water shutter adjusting power mechanism 18 are connected to two lifting rollers 19 arranged at corresponding positions, each lifting roller 19 is provided therebelow a correspondingly positioned lifting fixed pulley 20, a plurality of guide rods 21 which are slidable up and down are arranged around the rotary shaft 3, a guide rod stay wire holder 22 is provided on the guide road 21, a lifting steel stranded wire 23 with two ends being connected to the guide rod stay wire holder 22 is wound between each lifting roller 19 and the corresponding lifting fixed pulley 20, a lifting frame 24 is arranged at the upper ends of the guide rods 21, and a groove for mating with each blade lifting rod 8 is provided in the lower surface of the lifting frame 24.

[0058] The power-adjustable wave power generator further comprises an elevating mechanism arranged around the rotary shaft 3; the elevating mechanism comprises an underwater power mechanism 26, a transmission gear 27 is provided on an output shaft of the underwater power mechanism 26, and a rack 28 meshing with the transmission gear 27 is arranged on a lower side wall of the rotary shaft 3.

[0059] A rotary frame 25 is arranged around the rotary shaft 3, the rotary frame 25 is connected with the impeller rods 4, and the synchronous movement mechanism and the lifting mechanism are arranged in the rotary frame 25.

[0060] A rotary frame 25 is arranged around the rotary shaft 3, the rotary frame 25 is connected with the impeller rods 4, and the synchronous movement mechanism, the lifting mechanism and the elevating mechanism are arranged in the rotary frame 25.

[0061] In implementation, the magnitude adjusting power mechanism 10, the water shutter adjusting power mechanism 18 and the underwater power mechanism are all formed by a motor and a speed reducer; the control power supply interface 5 is formed by a plurality of pairs of electric brushes and slip rings and is used for supplying power to the motor; and the rotary shaft 3 can also be connected by means of an elastic coupling for energy storage.

[0062] When water acts on the blades 7, hydraulic power is transmitted to the blade frame 6 via the blades 7 and then transmitted to the impeller rod 4 and the rotary shaft 3 via the blade frame 6, the rotary shaft 3 rotates the input of the speed increaser 9, and the speed increaser 9 drives the power generator 2 to generate power.

[0063] In case of excessive wave force, for example big waves that may cause a disaster, in order to ensure the safety of production, firstly, the magnitude adjusting power mechanism is started to adjust the magnitude of the radius of the blade frame 6 to the minimum, and then the water shutter adjusting power mechanism 18 is started to lift all the blades 7 to stop power generation, so that the safety of equipment is ensured.

[0064] The support platform 1 is fixed to a floating object or to the shore.

[0065] For the power-adjustable wave power generator, only the impeller and the blades are in contact with sea waves (sea water), and other parts are not in contact with the sea waves (sea water). The wave power generator can generate power by utilizing three kinds of energy, namely wave energy, tidal energy and ocean current energy, alone or in combination.