CN202468144U - Water flow power generation device - Google Patents
Water flow power generation device Download PDFInfo
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- CN202468144U CN202468144U CN2012200823452U CN201220082345U CN202468144U CN 202468144 U CN202468144 U CN 202468144U CN 2012200823452 U CN2012200823452 U CN 2012200823452U CN 201220082345 U CN201220082345 U CN 201220082345U CN 202468144 U CN202468144 U CN 202468144U
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- installation frame
- water
- water wheels
- power generation
- generator
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model discloses a water flow power generation device, which belongs to the technical field of water flow power generation. The water flow power generation device comprises an installation framework, at least two reversely-rotating wheels, a speed changer and a generator, wherein the at least two reversely-rotating water wheels are arranged in the installation frame, the speed changer and the generator are driven by the water wheels, synchronizer gears which are mutually meshed are fixed on water wheel shafts of the two reversely-rotating water wheels, and a rectification body A in a closed angle shape is arranged at the water inlet end of the corresponding water wheel in the installation frame. The water flow power generation device is characterized in that the upper and lower parts of the installation frame are respectively provided with a buoyancy compartment, and the speed changer and the generator are positioned in the buoyancy compartments. The water flow power generation device is quite suitable for generating power by ocean currents, and buoyant force is supplied to the power generation device by the buoyancy compartments, so that the running stability of the power generation device in the ocean currents can be greatly improved.
Description
Technical field:
The utility model relates to a kind of electricity generating device, especially a kind of stream generating device.
Background technique:
The water resources of China is abundant, and priority development of hydropower has become the important policy of China's energy development.Its structure of electricity generating device of utilizing current to generate electricity at present is different.For example: application number is the one Chinese patent application of 201110092876X; It discloses a kind of stream generating device; This electricity generating device comprises support, is arranged on the water wheels of two reverse rotation in the support and speed reducer and the generator that is driven by water wheels; Be fixed with intermeshing synchromesh gear on the water wheel axle of the water wheels of two reverse rotation, be provided with the rectification body of tip-angled shape at the feed-water end of water wheels.The electricity generating device of this kind structure is to utilize rectification body to make the front current under the effect of rectification body closed angle end, change direction; The oblique impact of front current that makes changed course current and rectification body both sides is the turbine blade of direction separately; Make the end downstream and the increase of the pressure difference between the end against the current of water wheels; Thereby make two water wheels overcome the resistance reverse rotation, produce torque force, and through water wheel axle and speed changer torque force is passed to generator and generate electricity.This electricity generating device waterpower utilization rate is high, and generating efficiency is high.In ocean current power generation, because the seawater in the ocean is deep, flowing of seawater is main on the top of water, so electricity generating device need floating type setting in seawater.The floating setting but above-mentioned electricity generating device is not easy to do in seawater.
Summary of the invention:
To the deficiency that existing technology exists, the utility model provides a kind of electricity generating device of in the ocean, utilizing ocean current to generate electricity of being suitable for, and it is stable in ocean current, and generating efficiency is high.
The utility model is realized through following technological scheme: a kind of stream generating device; The speed changer and the generator that comprise installation frame, be arranged on the water wheels of at least two reverse rotation in the said installation frame, drive by said water wheels; Be fixed with intermeshing synchromesh gear on the water wheel axle of the water wheels of said two reverse rotation; The feed-water end that in said installation frame, is positioned at water wheels is provided with the rectification body A of tip-angled shape; Its special way is, the upper and lower of said installation frame is respectively equipped with buoyancy tank, and speed changer and generator are arranged in buoyancy tank.
The working principle of the utility model is: the front current of the closed angle end of rectification body A change direction under the effect of rectification body A; The oblique impact of front current that makes changed course current and rectification body A both sides is the transformation of energy face (inner sunken face) of the turbine blade of direction separately; Thereby make two water wheels overcome the resistance reverse rotation; Produce torque force, and through water wheel axle and speed changer torque force is passed to generator and generate electricity.
The buoyancy tank that is arranged on the upper and lower of installation frame in the utility model is that electricity generating device provides buoyancy, to guarantee the floating stability of electricity generating device.
In order to improve the whole stability of electricity generating device, having a described buoyancy tank at least is streamlined structure.
The waterexit end of corresponding water wheels is provided with fairshaped rectification body B in said installation frame; Rectification body B both can support upper bracket and lower support frame effectively, can also prevent effectively that current from forming vortex in the waterexit end of water wheels, increases the resistance that water wheels rotate; Make the whole generating device unstable; Prevent that simultaneously foreign matter such as fish from accumulating in vortex region and being screwed in water wheels by blade, influence the operating efficiency of water wheels, thereby cause the generating efficiency of whole device to reduce.
In order to make the blade can the more flowing water of intercepting utilization, improve generating efficiency, the transformation of energy face of the blade of said water wheels is an inner sunken face.Turbine blade can make the blade resistance that produces greater than direction against the current of the torque force that produces of direction downstream through indent design, thereby guarantees that two water wheels can normal reverse rotation.
Speed changer in the utility model and generator can be positioned at the top or the bottom of installation frame, and in order to improve the stability of electricity generating device, said speed changer and generator are positioned at the bottom of said installation frame.The bottom that speed changer and generator are arranged on installation frame can reduce the center of gravity of electricity generating device, guarantees the stability of electricity generating device in ocean current.Certainly, for the convenience of overhauling and maintaining, speed changer and generator also can be positioned at the top of said installation frame.
In order to improve the stability that electricity generating device moves in ocean current, the afterbody that said installation frame is positioned at the waterexit end is provided with rudder plate.
For the ease of anchoring electricity generating device in the deep-sea, the front end of said installation frame is provided with the traction rope hole.
The beneficial effect of the utility model is: the utility model is provided with buoyancy tank respectively through the upper and lower at installation frame, is that electricity generating device provides buoyancy through buoyancy tank, has guaranteed the floating stability of electricity generating device in ocean current; In addition, rudder plate is set and, has improved the stability that electricity generating device moves in ocean current, guarantee that electricity generating device is stable, reliable, improve generating efficiency through fairshaped buoyancy tank through the afterbody that is positioned at the waterexit end at installation frame.The utility model can be anchored in electricity generating device in the deep-sea through traction rope, guarantees the operation stability of electricity generating device in the deep-sea.
Description of drawings:
Fig. 1 is main TV structure schematic representation of the utility model embodiment 1.
Fig. 2 be among Fig. 1 A-A to cross-sectional schematic.
Fig. 3 is the utility model embodiment 2 a structural representation.
Fig. 4 is that the C-C of Fig. 3 is to schematic representation.
Structural representation when Fig. 5 is positioned at top for generator among the utility model embodiment 2 and speed changer.
Among the figure, 1 is upper bracket, and 2 is synchromesh gear, and 3 is generator, and 4 is speed changer, and 5 is water wheel axle; 6 is rectification body B, and 7 is water wheels, and 8 is lower support frame, and 9 is rectification body A, and 10 is water wheels, and 11 is synchromesh gear; 12 is water wheel axle, and 15 is the buoyancy cabin, and 16 are following buoyancy tank, and 17 is rudder plate, and 18 is the traction rope hole.
Embodiment:
For clearly demonstrating the technical characterstic of the utility model, below through embodiment and combine its accompanying drawing that the utility model is further described:
A kind of stream generating device, as depicted in figs. 1 and 2, it comprises installation frame, water wheels 7, water wheels 10 and the speed changer 4 and the generator 3 that are driven by water wheels 7 and water wheels 10.Said installation frame comprises upper bracket 1 and lower support frame 8; Speed changer 4 and generator 3 are positioned at the below of lower support frame 8; Water wheels 7 and water wheels 10 are installed between upper bracket 1 and the lower support frame 8 through water wheel axle 5 and the water wheel axle 12 that is attached thereto respectively; And the interlaced arrangement of blade of water wheels 7 and water wheels 10; The two ends of water wheel axle 5 and water wheel axle 12 are supported in respectively on upper bracket 1 and the lower support frame 8, and intermeshing synchromesh gear 2 of ability and synchromesh gear 11 are installed on water wheel axle 5 and water wheel axle 12, and generator 3 is connected with the output terminal of water wheel axle through speed changer 4.The feed-water end of corresponding water wheels 7 and water wheels 10 is fixedly connected with the rectification body A9 of tip-angled shape between upper bracket 1 and lower support frame 8; The waterexit end of corresponding water wheels 7 and water wheels 10 is fixedly connected with fairshaped rectification body B6, the perpendicular bisector conllinear of the axis of the axis of rectification body A9, rectification body B6 and water wheels 7 and water wheels 10 circle center line connectings between upper bracket 1 and the lower support frame 8.Be provided with buoyancy cabin 15 on the top of installation frame, be provided with buoyancy tank 16 down in the bottom of installation frame, speed changer 4 is arranged in buoyancy tank 16 down with generator 3.In the present embodiment, in order to improve the stability that electricity generating device is worked in ocean current, streamlined structure is preferably adopted with following buoyancy tank 16 in buoyancy cabin 15.The set-up mode of generator 3 can adopt two kinds of forms: the output terminal of (one) water wheel axle 5 or water wheel axle 12 is connected with speed changer 4 and generator 3; (2) output terminal of water wheel axle 5 and water wheel axle 12 is connected with speed changer 4 and generator 3 respectively.
In the present embodiment, the transformation of energy face of the blade of water wheels 7 and water wheels 10 is an inner sunken face.Rectification body A9 can or be a straight line for the camber line of indent along the dual-side of its axis symmetry, and its base can be formed for the camber lines of imploded arcs line or and indent symmetrical along its axis by two sections.Rectification body B6 is streamlined, and its base is the indent camber line or is made up of two sections camber lines along its axis symmetry and indent.
The below that speed changer 4 in the present embodiment and generator 3 are usually located at lower support frame 8 is arranged on the center of gravity that the bottom can reduce electricity generating device with speed changer and generator, guarantees the stability of electricity generating device in ocean current.For the convenience of overhauling and maintaining, speed changer 4 and generator 3 also can be positioned at the top of upper bracket 1.
The working principle of the utility model is: when current; The front current at rectification body A closed angle end axis position change direction under the effect of rectification body A dual-side; The oblique impact of front current of changed course current and rectification body A both sides is the transformation of energy face (inner sunken face) of the turbine blade of direction separately; Thereby make two water wheels overcome the resistance reverse rotation, produce torque force, and through water wheel axle and speed changer torque force is passed to generator and generate electricity.
The utility model can floatingly be arranged in the seawater or be fixed in marine through cable anchor.When through the cable anchoring, can establish traction rope hole 18 at the front end of said installation frame, cable is anchored in electricity generating device marine through towing pad 18.
Other parts of the utility model adopt existing technology, repeat no more at this.
Shown in accompanying drawing 3-4, present embodiment and embodiment 1 are basic identical, and difference is: in the present embodiment, be provided with rudder plate 17 at the tail end (waterexit end) of installation frame, keep the stability of electricity generating device in ocean current through rudder plate 17.Said rudder plate 17 is made up of with vertical rudder plate vertical rudder plate.
For the convenience of overhauling and maintaining, the top that speed changer 4 in the present embodiment and generator 3 also can be positioned at upper bracket 1, as shown in Figure 5.
Other parts of present embodiment are identical with embodiment 1, repeat no more at this.
The utility model is not limited in the foregoing description, and the variation that those of ordinary skills make in the essential scope of the utility model, remodeling, interpolation or replacement also should belong to the protection domain of the utility model.
Claims (7)
1. stream generating device; The speed changer and the generator that comprise installation frame, be arranged on the water wheels of at least two reverse rotation in the said installation frame, drive by said water wheels; Be fixed with intermeshing synchromesh gear on the water wheel axle of the water wheels of said two reverse rotation; The feed-water end of corresponding water wheels is provided with the rectification body A of tip-angled shape in said installation frame, it is characterized in that: the upper and lower of said installation frame is respectively equipped with buoyancy tank, and speed changer and generator are arranged in buoyancy tank.
2. stream generating device according to claim 1 is characterized in that: having a described buoyancy tank at least is streamlined structure.
3. stream generating device according to claim 1 is characterized in that: the waterexit end of corresponding water wheels is provided with fairshaped rectification body B in said installation frame.
4. stream generating device according to claim 1 is characterized in that: the transformation of energy face of the blade of said water wheels is an inner sunken face.
5. according to claim 1 or 2 or 3 or 4 described stream generating devices, it is characterized in that: said speed changer and generator are positioned at the bottom of said installation frame.
6. according to claim 1 or 2 or 3 or 4 described stream generating devices, it is characterized in that: the afterbody that said installation frame is positioned at the waterexit end is provided with rudder plate.
7. according to claim 1 or 2 or 3 or 4 described stream generating devices, it is characterized in that: the front end of said installation frame is provided with the traction rope hole.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200823452U CN202468144U (en) | 2012-03-07 | 2012-03-07 | Water flow power generation device |
| BR112013024920-0A BR112013024920B1 (en) | 2011-03-30 | 2012-03-13 | WATER FLOW ENERGY GENERATION DEVICE |
| US14/008,871 US9611832B2 (en) | 2011-03-30 | 2012-03-13 | Water flow power generation apparatus |
| PCT/CN2012/072247 WO2012130037A1 (en) | 2011-03-30 | 2012-03-13 | Water flow power generation apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200823452U CN202468144U (en) | 2012-03-07 | 2012-03-07 | Water flow power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202468144U true CN202468144U (en) | 2012-10-03 |
Family
ID=46916305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200823452U Expired - Lifetime CN202468144U (en) | 2011-03-30 | 2012-03-07 | Water flow power generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202468144U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373280A (en) * | 2014-11-13 | 2015-02-25 | 钟群明 | Efficient water flow energy power generation device |
| CN104373279A (en) * | 2014-11-13 | 2015-02-25 | 钟群明 | Water flow type hydroelectric generation device |
| CN107861456A (en) * | 2017-10-30 | 2018-03-30 | 株洲南方阀门股份有限公司 | The Multifunction pressure-reducing valve and its control method of self power generation can be stablized |
| CN111684153A (en) * | 2018-02-02 | 2020-09-18 | 沃特能源技术公司 | System and method for generating electrical energy |
-
2012
- 2012-03-07 CN CN2012200823452U patent/CN202468144U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373280A (en) * | 2014-11-13 | 2015-02-25 | 钟群明 | Efficient water flow energy power generation device |
| CN104373279A (en) * | 2014-11-13 | 2015-02-25 | 钟群明 | Water flow type hydroelectric generation device |
| CN107861456A (en) * | 2017-10-30 | 2018-03-30 | 株洲南方阀门股份有限公司 | The Multifunction pressure-reducing valve and its control method of self power generation can be stablized |
| CN111684153A (en) * | 2018-02-02 | 2020-09-18 | 沃特能源技术公司 | System and method for generating electrical energy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |
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| CX01 | Expiry of patent term |