WO2009056003A1 - Floating type water current power generating device - Google Patents

Floating type water current power generating device Download PDF

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Publication number
WO2009056003A1
WO2009056003A1 PCT/CN2008/001512 CN2008001512W WO2009056003A1 WO 2009056003 A1 WO2009056003 A1 WO 2009056003A1 CN 2008001512 W CN2008001512 W CN 2008001512W WO 2009056003 A1 WO2009056003 A1 WO 2009056003A1
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WO
WIPO (PCT)
Prior art keywords
floating body
power generating
disposed
duckweed
impeller
Prior art date
Application number
PCT/CN2008/001512
Other languages
French (fr)
Chinese (zh)
Inventor
Jinmin Wang
Original Assignee
Jinmin Wang
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Publication date
Application filed by Jinmin Wang filed Critical Jinmin Wang
Publication of WO2009056003A1 publication Critical patent/WO2009056003A1/en

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807—Rotary generators
    • H02K7/1823—Rotary generators structurally associated with turbines or similar engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B17/00—Other machines or engines
    • F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
    • F03B17/062—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction
    • F03B17/063—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction the flow engaging parts having no movement relative to the rotor during its rotation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/90—Mounting on supporting structures or systems
    • F05B2240/93—Mounting on supporting structures or systems on a structure floating on a liquid surface
    • F05B2240/932—Mounting on supporting structures or systems on a structure floating on a liquid surface which is a catamaran-like structure
    • 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
    • Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient

Definitions

  • the invention relates to a power generation device, in particular to a duckweed type water flow power generation device.
  • Hydropower is a clean, pollution-free, reliable, long-lasting renewable energy source. Hydropower accounts for one-fifth of the world's total electricity generation. Renewable energy is the most used wind power, solar power and biomass power. In power generation, hydropower accounts for 90% of total power generation.
  • an object of the present invention is to provide a duckweed type water flow power generation device which is low in cost and simple in structure.
  • the duckweed type water flow power generation device of the present invention comprises a floating body capable of floating on the water surface and at least one anchor for preventing the floating body from drifting, wherein the anchor and the floating body are connected by a rope; and the floating body is provided with a power generating unit, the power generating unit includes at least one impeller, and a shaft of the impeller is connected to a generator; wherein, when the floating body is placed in water, the floating body floats on the water surface, and a part of the impeller of the power generating unit Placed in water and rotated by water flow.
  • a triangular float separator is disposed at both ends of the floating body described above.
  • a jack or a hydraulic strut is disposed between the floating body and the power generating unit.
  • the floating body comprises at least two elongated floats, and the impeller is arranged on two floats Between.
  • the float is provided with a transmission shaft coupled to the generator; the plurality of impellers are spaced apart between the two floats, and the axles of the plurality of impellers are coupled to the drive shaft through the gears.
  • a directional raft is further included; a pulley is disposed at one end of the floating body; the anchor is at least two, and is disposed at an appropriate distance under the water, wherein the rope on one anchor is connected to the directional raft by a pulley.
  • a sun iron is further included; a pulley is disposed at one end of the floating body; the anchor is at least two, and is disposed at an appropriate distance under the water, wherein the rope on one anchor is connected to the sunken iron through the pulley .
  • FIG. 1 is a schematic structural view of a first embodiment of a duckweed type water flow power generation device according to the present invention.
  • FIG. 2 is a schematic structural view of a second embodiment of the duckweed type water flow power generation device of the present invention.
  • FIG 3 is a schematic structural view of a third embodiment of the duckweed type water flow power generation device of the present invention.
  • FIG. 4 is a schematic structural view of a fourth embodiment of the duckweed type water flow power generation device of the present invention.
  • FIG. 5 is a schematic structural view of a fifth embodiment of the duckweed type water flow power generation device of the present invention.
  • the duckweed type water flow power generation device of the present invention comprises a floating body 1 capable of floating on the water surface and at least one anchor 2 for preventing the floating body from drifting, and the floating body 1 and the anchor 2 are connected by a rope;
  • the floating body 1 is provided with a power generating unit 3, and the power generating unit includes at least one impeller 31.
  • the shaft of the impeller is connected to the generator drive; wherein, when the floating body 1 is placed in the water, the floating body 1 floats on the water surface, and a part of the impeller of the power generating unit is placed in the water and rotated by the water flow.
  • the floating body 1 described above includes at least two elongated floats 11, and the impeller is disposed between the two floats 11.
  • the above-mentioned float 11 is provided with a transmission shaft (not shown) connected to the generator; the plurality of impellers are disposed at intervals between two or more floats.
  • the axles of the plurality of impellers are coupled to the drive shaft via gears.
  • the above invention can be installed according to the width of the river, the amount of electricity used, can be installed in a single section, can be widened and lengthened, or can be used in series or in parallel; in parallel, each floating body is connected by a beam, the impeller shaft Connection; When connected in series, each connector is connected, and each transmission shaft is connected by a universal joint, and the forces of the impellers are uniformly concentrated to generate great power.
  • the above anchor may be one or more sinking anchors made of iron cages, placed in the center of the bottom of the water flow, adding a large anchor made of stone, anchoring two or more steel ropes, extending to the water surface Fixed to two or more floats made of rafters. The floats are connected by beams, and one or more sets of impellers are installed in the middle. The force of rotation of each set of impellers is uniformly concentrated by the sector gears to the drive shaft. After a reversed speed reducer accelerates the generator, the generator starts to work.
  • a triangular float separator 4 is installed at the front end of the floating body unit, and the float separator can be connected to the anchor through a rope.
  • the length should be such that the separator does not pull the bottom of the water when the water rises, and the separator is not pulled onto the floating body when the wave comes.
  • the present invention is preferably in the form of a large shape, in order to make it large and not bulky, as shown in Fig. 5, the power generating unit 3
  • the floating body 1 is divided into two parts, and a jack or hydraulic strut 5 is disposed between the floating body 1 and the power generating unit 3.
  • the jack or hydraulic strut 5 separates the floating body 1 and the power generating unit 3 first, and the impeller leaves the water surface; when the power generating unit 3 needs to work, put down the jack or the hydraulic prop 5, the impeller piece, the water surface, start Power generation.
  • an anchor is arranged at the bottom of the engine bottom, and a steel wire rope is fixed on the anchor, and the wire rope extends upwardly out of the water surface driving tail pulley, and is fixed backward in the orientation.
  • the invention does not deviate from the center of the water flow.
  • the directional rafts may not be used, as shown in Fig. 4, and the anchors are placed before and after the floating body, and several wire ropes are extended in the middle of the sides of the anchors, and tamping
  • the other end of the anchor also extends two or more wire ropes. After the wire rope extends to the surface of the water, it passes down the pulley of the engine, leaving more than the amount of water required to rise.
  • On the heavy sun iron 62 it is suspended. When the water rises, the engine floats up and the iron is lifted up. When the water falls, the engine sinks and sinks iron. The current can flow regardless of the current flowing backwards. Because the current flows in the forward and reverse directions, the engine Install the float separator before and after.
  • the duckweed type water flow power generation device of the present invention is different from the existing power generation mode. It does not occupy cultivated land, does not damage the ecological environment, does not consume energy, is non-polluting, does not require manual operation, and can be recycled after being scrapped, as long as there is sufficient living water. Resources, it can be small to small units to generate electricity, large to water power plants.

Abstract

A floating type water current power generating device, includes a floating body (1) floating on water surface and at least one anchor (2) for preventing the floating body (1) from drifting away, said anchor (2) and said floating body (1) are connected through a rope; a power generating unit (3) is provided on said floating body (1), and said power generating unit (3) at least comprises an impeller (31), the shaft of said impeller (31) is drivingly connected with a dynamo; when said floating body (1) is put in water, the floating body (1) floats on water surface, and a part of the impeller (31) of said power generating unit (3) is put in water and rotates in virtue of water current.

Description

浮萍式水流发电装置  Duckweed type water flow power generation device
技术领域 Technical field
本发明涉及一种发电装置， 特別涉及一种浮萍式水流发电装置。  The invention relates to a power generation device, in particular to a duckweed type water flow power generation device.
背景技术 Background technique
水力是一种干净、 无污染、 可靠、 可长久使用的再生能源.水力发电量占世 界总发电量的 1 /5，在使用最多的风力发电、 太阳能发电和生物质能发电在内的 再生能源发电中，水力发电占总发电量的 90%。  Hydropower is a clean, pollution-free, reliable, long-lasting renewable energy source. Hydropower accounts for one-fifth of the world's total electricity generation. Renewable energy is the most used wind power, solar power and biomass power. In power generation, hydropower accounts for 90% of total power generation.
我国有众多的河流， 地理特征和气候特征形成了丰富的水能资源。 经过全 面的查勘计算， 我国水能资源理论蕴藏量为近 10亿 kW。但是现有的各种大型水 力发电装置大多成本较高， 对水位落差及储量有较高的要求， 而且建造成本和 运行成本非常高。  China has many rivers, geographical features and climatic characteristics that form abundant hydropower resources. After comprehensive survey calculation, the theoretical reserves of hydropower resources in China are nearly 1 billion kW. However, most of the existing large-scale hydropower installations are relatively expensive, have high requirements for water level drop and reserves, and have high construction and operating costs.
发明内容 Summary of the invention
为克服上述缺陷， 本发明的目的在于提供一种成本低， 结构简单的浮萍式 水流发电装置。  In order to overcome the above drawbacks, an object of the present invention is to provide a duckweed type water flow power generation device which is low in cost and simple in structure.
为达到上述目的， 本发明浮萍式水流发电装置， 包括能够漂浮在水面上的 浮体和至少一个防止浮体漂走的锚， 所述的锚和浮体通过绳索连接； 在所述的 浮体上设置有发电单元， 所述的发电单元至少包括一个叶轮， 所述叶轮的轴与 发电机传动连接； 其中， 所述的浮体放在水中时， 浮体浮于水面上， 所述的发 电单元的叶轮的一部分置入水中并借助水流旋转。 进一步地， 在上述的浮体前后两端设置有三角形漂浮物分离器。 进一步地， 所述浮体与发电单元之间设置有千斤顶或液压支柱。 其中， 上述的浮体至少包括两个长条形浮子， 所述的叶轮设置在两个浮子 之间。 其中， 在上述的浮子设置有一个与发电机传动连接传动轴； 所述的叶轮为 多个， 间隔设置在两个浮子之间， 所述的多个叶轮的轮轴通过齿轮与传动轴传 动联接。 进一步地， 还包括一定向木筏； 在所述的浮体一端设置有滑轮； 所述的锚 至少为两个， 间隔适当距离设置在水下， 其中一个锚上的绳索通过滑轮连接在 定向木筏上。 进一步地， 还包括一沉铁； 在所述的浮体上一端设置有滑轮； 所述的锚至 少为两个， 间隔适当距离设置在水下， 其中一个锚上的绳索通过滑轮连接在沉 铁上。 采用上述结构， 可以连续重复利用江流、 河流、 海流， 以及峡谷急流等各 种水流冲击力为动力， 使浮体上的叶轮旋转， 以驱动发电机产生大量环保的电 力能源。 附图说明 In order to achieve the above object, the duckweed type water flow power generation device of the present invention comprises a floating body capable of floating on the water surface and at least one anchor for preventing the floating body from drifting, wherein the anchor and the floating body are connected by a rope; and the floating body is provided with a power generating unit, the power generating unit includes at least one impeller, and a shaft of the impeller is connected to a generator; wherein, when the floating body is placed in water, the floating body floats on the water surface, and a part of the impeller of the power generating unit Placed in water and rotated by water flow. Further, a triangular float separator is disposed at both ends of the floating body described above. Further, a jack or a hydraulic strut is disposed between the floating body and the power generating unit. Wherein, the floating body comprises at least two elongated floats, and the impeller is arranged on two floats Between. Wherein, the float is provided with a transmission shaft coupled to the generator; the plurality of impellers are spaced apart between the two floats, and the axles of the plurality of impellers are coupled to the drive shaft through the gears. Further, a directional raft is further included; a pulley is disposed at one end of the floating body; the anchor is at least two, and is disposed at an appropriate distance under the water, wherein the rope on one anchor is connected to the directional raft by a pulley. Further, a sun iron is further included; a pulley is disposed at one end of the floating body; the anchor is at least two, and is disposed at an appropriate distance under the water, wherein the rope on one anchor is connected to the sunken iron through the pulley . With the above structure, various water flow impact forces such as rivers, rivers, currents, and canyons can be continuously reused to rotate the impeller on the floating body to drive the generator to generate a large amount of environmentally-friendly electric energy. DRAWINGS
图 1为本发明浮萍式水流发电装置第一实施例的结构示意图。  1 is a schematic structural view of a first embodiment of a duckweed type water flow power generation device according to the present invention.
图 2为本发明浮萍式水流发电装置第二实施例的结构示意图。  2 is a schematic structural view of a second embodiment of the duckweed type water flow power generation device of the present invention.
图 3为本发明浮萍式水流发电装置第三实施例的结构示意图。  3 is a schematic structural view of a third embodiment of the duckweed type water flow power generation device of the present invention.
图 4为本发明浮萍式水流发电装置第四实施例的结构示意图。  4 is a schematic structural view of a fourth embodiment of the duckweed type water flow power generation device of the present invention.
图 5为本发明浮萍式水流发电装置第五实施例的结构示意图。  FIG. 5 is a schematic structural view of a fifth embodiment of the duckweed type water flow power generation device of the present invention.
具体实施方式 detailed description
下面结合附图和实施例对本发明作进一步的说明。  The invention will now be further described with reference to the accompanying drawings and embodiments.
如图 1至图 5所示， 本发明浮萍式水流发电装置包括能够漂浮在水面上的 浮体 1和至少一个防止浮体漂走的锚 2， 所述的浮体 1和锚 2通过绳索连接； 在 所述的浮体 1上设置有发电单元 3 , 所述的发电单元至少包括一个叶轮 31 , 所 述叶轮的轴与发电机传动连接； 其中， 所述的浮体 1放在水中时， 浮体 1浮于 水面上， 所述的发电单元的叶轮的一部分置入水中并借助水流旋转。 这样， 就 可以连续重复利用江流、 河流、 海流， 以及峡谷急流等各种水流冲击力为动力， 使浮体上的叶轮旋转 , 以驱动发电机产生大量环保的电力能源。 As shown in FIG. 1 to FIG. 5, the duckweed type water flow power generation device of the present invention comprises a floating body 1 capable of floating on the water surface and at least one anchor 2 for preventing the floating body from drifting, and the floating body 1 and the anchor 2 are connected by a rope; The floating body 1 is provided with a power generating unit 3, and the power generating unit includes at least one impeller 31. The shaft of the impeller is connected to the generator drive; wherein, when the floating body 1 is placed in the water, the floating body 1 floats on the water surface, and a part of the impeller of the power generating unit is placed in the water and rotated by the water flow. In this way, it is possible to continuously reproduce various water flow impact forces such as rivers, rivers, currents, and canyons, and rotate the impeller on the floating body to drive the generator to generate a large amount of environmentally-friendly electric energy.
其中， 上述的浮体 1至少包括两个长条形浮子 11， 所述的叶轮设置在两个 浮子 11之间。  Wherein, the floating body 1 described above includes at least two elongated floats 11, and the impeller is disposed between the two floats 11.
如图 2所示， 在上述的浮子 11设置有一个与发电机传动连接传动轴（图中 未示出）； 所述的叶轮为多个， 间隔设置在两个或多个浮子之间， 所述的多个叶 轮的轮轴通过齿轮与传动轴传动联接。  As shown in FIG. 2, the above-mentioned float 11 is provided with a transmission shaft (not shown) connected to the generator; the plurality of impellers are disposed at intervals between two or more floats. The axles of the plurality of impellers are coupled to the drive shaft via gears.
上述的本发明， 可根据河流的宽度， 用电量的大小， 可独节安装， 也可加 宽加长， 还可多个串联或并 ^来使用； 并联时， 各浮体由横梁连接， 叶轮轴 连接； 串联时， 各用连接器连接， 各传动轴用万向联轴器连接， 把各叶轮的力 统一集中起来以产生巨大动力。  The above invention can be installed according to the width of the river, the amount of electricity used, can be installed in a single section, can be widened and lengthened, or can be used in series or in parallel; in parallel, each floating body is connected by a beam, the impeller shaft Connection; When connected in series, each connector is connected, and each transmission shaft is connected by a universal joint, and the forces of the impellers are uniformly concentrated to generate great power.
实际使用时， 上述的锚可由铁笼做的一个或多个沉笼锚， 放在水流的水底 的中心， 添加石料做成的一个大锚， 锚上牢固两根或多根钢丝绳， 向水面延伸， 固定在两个或多个由舢板做的浮子， 浮子由横梁连接， 中间安装一组或多组叶 轮， 每组叶轮转动的力通过扇形齿轮转向统一集中到传动轴， 传动轴转动的力 经过一个倒装的减速机加速带动发电机， 发电机开始作业。  In actual use, the above anchor may be one or more sinking anchors made of iron cages, placed in the center of the bottom of the water flow, adding a large anchor made of stone, anchoring two or more steel ropes, extending to the water surface Fixed to two or more floats made of rafters. The floats are connected by beams, and one or more sets of impellers are installed in the middle. The force of rotation of each set of impellers is uniformly concentrated by the sector gears to the drive shaft. After a reversed speed reducer accelerates the generator, the generator starts to work.
为防止水上漂浮物和船舶以及浪涛撞击、 冲击本装置， 作为本发明的进一 步的改进， 在所述的浮体机组前端安装一个三角形漂浮物分离器 4, 漂浮物分离 器可通过绳索连接在锚， 长度要保证水涨时不把分离器拉下水底， 浪头来时不 把分离器掀到浮体上。  In order to prevent water floating objects and ships and waves from striking and impacting the device, as a further improvement of the present invention, a triangular float separator 4 is installed at the front end of the floating body unit, and the float separator can be connected to the anchor through a rope. The length should be such that the separator does not pull the bottom of the water when the water rises, and the separator is not pulled onto the floating body when the wave comes.
本发明最好以大形为主， 为了让它大而不笨重， 如图 5所示， 发电单元 3 和浮体 1分成两部分， 在所述浮体 1与发电单元 3之间设置有千斤顶或液压支 柱 5。 在组装、 水上托运、 安装检修时， 千斤顶或液压支柱 5把浮体 1和发电单 元 3先分开， 叶轮离开水面； 在发电单元 3需要作业时， 放下千斤顶或液压支 柱 5， 叶轮片^水面， 开始发电。 The present invention is preferably in the form of a large shape, in order to make it large and not bulky, as shown in Fig. 5, the power generating unit 3 The floating body 1 is divided into two parts, and a jack or hydraulic strut 5 is disposed between the floating body 1 and the power generating unit 3. During assembly, water transportation, installation and maintenance, the jack or hydraulic strut 5 separates the floating body 1 and the power generating unit 3 first, and the impeller leaves the water surface; when the power generating unit 3 needs to work, put down the jack or the hydraulic prop 5, the impeller piece, the water surface, start Power generation.
为防止本发明的尾部风吹和船舶撞击偏离位置， 如图 3所示， 在发动机尾 部水底设置一个锚， 锚上固定一根钢丝绳， 钢丝绳向上延伸出水面穿 动机 尾部滑轮， 向后固定在定向木筏 61上， 这样使本发明不偏离水流中心位置， 水 涨时， 发动机向上浮， 向前移动， 定向木筏向前拉动， 发动机照常作业； 水落 时， 发动机向后向下落， 定向木筏向后移发动机照常作业。  In order to prevent the tail wind blowing and the ship impact from deviating from the position of the present invention, as shown in FIG. 3, an anchor is arranged at the bottom of the engine bottom, and a steel wire rope is fixed on the anchor, and the wire rope extends upwardly out of the water surface driving tail pulley, and is fixed backward in the orientation. On the raft 61, the invention does not deviate from the center of the water flow. When the water rises, the engine floats upwards, moves forward, the directional raft moves forward, and the engine operates as usual; when the water falls, the engine falls backward, and the directional raft moves backward. The engine works as usual.
在一些很深的河流、 江流尤其海流上安装本发明时， 可以不用定向木筏， 如图 4所示， 而在浮体的前后先放置锚， 一边锚的两侧中间延伸几根钢丝绳， 拴固在发动机上， 另一端的锚上同样延伸出两根或多根钢丝绳， 钢丝绳伸向水 面后， 向下穿过发动机的滑轮， 留有超过水涨进所需的余量， 拴固住一个较重 的沉铁 62上， 呈悬空状， 水涨时， 发动机上浮， 沉铁上提； 水落时， 发动机下 浮沉铁下落， 不管海流倒流正流均能发电， 由于海流正反方向流动， 在发动机 前后都要安装漂浮物分离器。  When the invention is installed on some deep rivers, rivers, especially ocean currents, the directional rafts may not be used, as shown in Fig. 4, and the anchors are placed before and after the floating body, and several wire ropes are extended in the middle of the sides of the anchors, and tamping On the engine, the other end of the anchor also extends two or more wire ropes. After the wire rope extends to the surface of the water, it passes down the pulley of the engine, leaving more than the amount of water required to rise. On the heavy sun iron 62, it is suspended. When the water rises, the engine floats up and the iron is lifted up. When the water falls, the engine sinks and sinks iron. The current can flow regardless of the current flowing backwards. Because the current flows in the forward and reverse directions, the engine Install the float separator before and after.
综上可知， 本发明的浮萍式水流发电装置不同于现有发电方式， 它不占用 耕地， 不破坏生态环境不耗费能源， 无污染， 不用人工操作， 报废后可回收， 只要有充分的活水资源， 它可以小到小机组发电， 大到水上发电厂。  In summary, the duckweed type water flow power generation device of the present invention is different from the existing power generation mode. It does not occupy cultivated land, does not damage the ecological environment, does not consume energy, is non-polluting, does not require manual operation, and can be recycled after being scrapped, as long as there is sufficient living water. Resources, it can be small to small units to generate electricity, large to water power plants.

Claims

权利要求 书 Claim
1、 一种浮萍式水流发电装置， 其特征在于： 包括能够漂浮在水面上的浮体 和至少一个防止浮体漂走的锚， 所述的锚和浮体通过绳索连接； 在所述的浮体 上设置有发电单元， 所述的发电单元至少包括一个叶轮， 所述叶轮的轴与发电 机传动连接； 其中， 所述的浮体放在水中时， 浮体浮于水面上， 所述的发电单 元的叶轮的一部分置入水中并借助水流旋转。 What is claimed is: 1. A duckweed type water flow power generation device, comprising: a floating body capable of floating on a water surface; and at least one anchor for preventing floating body from drifting, said anchor and floating body being connected by a rope; being disposed on said floating body The power generating unit has at least one impeller, and the shaft of the impeller is connected to the generator; wherein, when the floating body is placed in the water, the floating body floats on the water surface, and the impeller of the power generating unit A part is placed in the water and rotated by the water flow.
2、 如权利要求 1所述的浮萍式水流发电装置， 其特征在于： 在所述的浮体 前后两端设置有三角形漂浮物分离器。 2. The duckweed type water flow power generating apparatus according to claim 1, wherein a triangular float separator is disposed at both front and rear ends of the floating body.
3、 如权利要求 1所述的浮萍式水流发电装置， 其特征在于： 所述浮体与发 电单元之间设置有千斤顶或液压支柱。 3. The duckweed type water flow power generation device according to claim 1, wherein a jack or a hydraulic strut is disposed between the floating body and the power generating unit.
4、 如权利要求 1、 2、 或 3所述的浮萍式水流发电装置， 其特征在于： 所述 的浮体至少包括两个长条形浮子， 所述的叶轮设置在两个浮子之间。 4. The duckweed type water power generating apparatus according to claim 1, 2, or 3, wherein: the floating body comprises at least two elongated floats, and the impeller is disposed between the two floats.
5、 如权利要求 4所述的浮萍式水流发电装置， 其特征在于： 在所述的浮子 设置有一个与发电机传动连接传动轴； 所述的叶轮为多个， 间隔设置在两个浮 子之间， 所述的多个叶轮的轮轴通过齿轮与传动轴传动联接。 The duckweed type water flow power generation device according to claim 4, wherein: the float is provided with a drive shaft connected to the generator; the impeller is plural, and the two floats are arranged at intervals. Between the axles of the plurality of impellers, the axles of the plurality of impellers are coupled to the drive shaft.
6、 如权利要求 5所述的浮萍式水流发电装置， 其特征在于： 还包括一定向 木筏； 在所述的浮体一端设置有滑轮； 所述的锚至少为两个， 间隔适当距离设 置在水下， 其中一个锚上的绳索通过滑轮连接在定向木筏上。 6. The duckweed type water flow power generation device according to claim 5, further comprising: a fixed raft; a pulley is disposed at one end of the floating body; the anchor is at least two, and is disposed at an appropriate interval Under water, one of the ropes on the anchor is connected to the directional raft by means of a pulley.
7、如权利要求 5所述的浮萍式水流发电装置，其特征在于： 还包括一沉铁； 在所述的浮体上一端设置有滑轮； 所述的锚至少为两个， 间隔适当距离设置在 水下， 其中一个锚上的绳索通过滑轮连接在沉铁上。 The duckweed type water flow power generation device according to claim 5, further comprising: a sunken iron; a pulley is disposed at one end of the floating body; the anchor is at least two, and is disposed at an appropriate interval Under water, the rope on one of the anchors is connected to the sun sink by a pulley.
PCT/CN2008/001512 2007-10-30 2008-08-22 Floating type water current power generating device WO2009056003A1 (en)

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