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CN115013247A - A fluid power generation device with double-wheel reversal and synergy - Google Patents

A fluid power generation device with double-wheel reversal and synergy Download PDF

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Publication number
CN115013247A
CN115013247A CN202210251500.7A CN202210251500A CN115013247A CN 115013247 A CN115013247 A CN 115013247A CN 202210251500 A CN202210251500 A CN 202210251500A CN 115013247 A CN115013247 A CN 115013247A
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China
Prior art keywords
impeller
bevel gear
wheel
shaft
outer cover
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Pending
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CN202210251500.7A
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Chinese (zh)
Inventor
卢凯
王挺
刘连庆
邵士亮
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Shenyang Institute of Automation of CAS
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Shenyang Institute of Automation of CAS
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Priority to CN202210251500.7A priority Critical patent/CN115013247A/en
Publication of CN115013247A publication Critical patent/CN115013247A/en
Pending legal-status Critical Current

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    • 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
    • F03D—WIND MOTORS
    • F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
    • F03D9/20—Wind motors characterised by the driven apparatus
    • F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
    • 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
    • F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
    • 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
    • F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • 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
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/04—Machines or engines of reaction type; Parts or details peculiar thereto with substantially axial flow throughout rotors, e.g. propeller turbines
    • 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
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12—Blades; Blade-carrying rotors
    • F03B3/121—Blades, their form or construction
    • 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
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12—Blades; Blade-carrying rotors
    • F03B3/126—Rotors for essentially axial flow, e.g. for propeller turbines
    • 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
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/16—Stators
    • F03B3/18—Stator blades; Guide conduits or vanes, e.g. adjustable
    • 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
    • F03D—WIND MOTORS
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/02—Wind motors with rotation axis substantially parallel to the air flow entering the rotor  having a plurality of rotors
    • F03D1/025—Wind motors with rotation axis substantially parallel to the air flow entering the rotor  having a plurality of rotors coaxially arranged
    • 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
    • F03D—WIND MOTORS
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/04—Wind motors with rotation axis substantially parallel to the air flow entering the rotor  having stationary wind-guiding means, e.g. with shrouds or channels
    • 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
    • F03D—WIND MOTORS
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/065—Rotors characterised by their construction elements
    • F03D1/0658—Arrangements for fixing wind-engaging parts to a hub
    • 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
    • F03D—WIND MOTORS
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/065—Rotors characterised by their construction elements
    • F03D1/0675—Rotors characterised by their construction elements of the blades
    • 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
    • F03D—WIND MOTORS
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • F03D13/25—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
    • 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
    • Y02E10/70—Wind energy
    • Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Wind Motors (AREA)

Abstract

The invention relates to a fluid power generation device with double-wheel reverse rotation efficiency improvement, wherein two ends of an outer cover are opened, a support frame is arranged on the outer cover, a wheel shaft component is arranged at one end of the support frame positioned in the outer cover, a power generator is arranged at one end of the support frame positioned outside the outer cover, an output shaft is arranged in the support frame, the upper end of the output shaft is connected with the power generator, the wheel shaft component comprises a first wheel shaft tube and a second wheel rotating shaft which are rotatably connected, a first bevel gear is arranged on the first wheel shaft tube, a second bevel gear is arranged on the second wheel rotating shaft, a third bevel gear is arranged at the lower end of the output shaft, one side of the third bevel gear is meshed with the first bevel gear, the other side of the third bevel gear is meshed with the second bevel gear, the first wheel and the second wheel are arranged in the outer cover and have opposite rotation directions, the first wheel is fixedly connected with the first wheel shaft tube, and the second wheel is fixedly connected with the second wheel rotating shaft. The invention can complete two times of extraction of the same fluid energy, so that the rotating speed of the output shaft is improved, and the energy conversion efficiency is greatly improved.

Description

一种双轮反转增效的流体发电装置A fluid power generation device with double-wheel reversal and synergy

技术领域technical field

本发明涉及清洁能源发电领域，具体地说是一种双轮反转增效的流体发电装置。The invention relates to the field of clean energy power generation, in particular to a fluid power generation device with double-wheel reversal and efficiency enhancement.

背景技术Background technique

随着全球气候异常、自然灾害增多以及全球变暖等问题日趋严重，低碳环保领域备受关注，而为了节省化石资源、煤炭资源，同时也为了改善对环境的污染破坏，各国都加大了清洁能源发电的研发力度。清洁能源发电具有对环境破坏小等优点，但如何提高发电效率是清洁能源发电的一个难点，比如像海洋潮汐、流速慢势能小的河流以及不方便安装巨型风车的城市高楼楼顶等地，都存在巨量的潜在能量，上述能量可用于水力或风力流体发电领域，但由于流体流速小、不方便安装大型发电机组等缺陷，目前尚无法得到有效利用。With the increasingly serious problems of global climate anomalies, increasing natural disasters and global warming, the field of low-carbon environmental protection has attracted much attention. In order to save fossil resources and coal resources, and also to improve the pollution and damage to the environment, countries have increased the Research and development of clean energy power generation. Clean energy power generation has the advantages of less damage to the environment, but how to improve power generation efficiency is a difficulty in clean energy power generation. There is a huge amount of potential energy, which can be used in the field of hydraulic or wind fluid power generation, but it cannot be effectively utilized due to the shortcomings of low fluid flow rate and inconvenient installation of large generator sets.

发明内容SUMMARY OF THE INVENTION

本发明的目的在于提供一种双轮反转增效的流体发电装置，能够完成对同一股流体能量的两次提取，使得输出轴转速获得提升，能量转化效率大幅提高。The purpose of the present invention is to provide a fluid power generation device with double wheel reversal and synergy, which can extract the energy of the same fluid twice, so that the rotation speed of the output shaft is increased, and the energy conversion efficiency is greatly improved.

本发明的目的是通过以下技术方案来实现的：The purpose of this invention is to realize through the following technical solutions:

一种双轮反转增效的流体发电装置，包括外罩、第一叶轮、第二叶轮、支撑架和发电机，其中外罩两端开口，支撑架设于外罩上，且支撑架位于外罩内的一端设有轮轴组件，支撑架位于外罩外的一端设有发电机，支撑架内设有输出轴，且所述输出轴上端与所述发电机连接，所述轮轴组件包括转动连接的第一叶轮轴管和第二叶轮转轴，在第一叶轮轴管上设有第一锥齿轮，在第二叶轮转轴上设有第二锥齿轮，在输出轴下端设有第三锥齿轮，且所述第三锥齿轮一侧与所述第一锥齿轮啮合、另一侧与所述第二锥齿轮啮合，第一叶轮和第二叶轮均设于所述外罩中且旋向相反，其中第一叶轮与所述第一叶轮轴管固连，第二叶轮与所述第二叶轮转轴固连。A dual-wheel reversal and synergistic fluid power generation device, comprising an outer cover, a first impeller, a second impeller, a support frame and a generator, wherein the outer cover is open at both ends, the support frame is arranged on the outer cover, and the support frame is located at one end inside the outer cover An axle assembly is provided, the end of the support frame outside the cover is provided with a generator, an output shaft is arranged in the support frame, and the upper end of the output shaft is connected with the generator, and the axle assembly includes a first impeller shaft that is rotatably connected Tube and the second impeller shaft, a first bevel gear is arranged on the first impeller shaft tube, a second bevel gear is arranged on the second impeller shaft, a third bevel gear is arranged at the lower end of the output shaft, and the third bevel gear is arranged on the lower end of the output shaft. One side of the bevel gear is meshed with the first bevel gear, and the other side is meshed with the second bevel gear. The first impeller shaft tube is fixedly connected, and the second impeller is fixedly connected with the rotating shaft of the second impeller.

所述外罩包括缩径罩体和安装罩体，所述缩径罩体的细径端与所述安装罩体连接，所述缩径罩体的粗径端形成一扩口端，且流体由所述扩口端流入。The outer cover includes a reduced-diameter cover body and a mounting cover body, the narrow-diameter end of the reduced-diameter cover body is connected with the mounting cover body, the thick-diameter end of the reduced-diameter cover body forms a flared end, and the fluid is The flared end flows in.

所述第一叶轮设于所述缩径罩体内，所述第二叶轮设于所述安装罩体内，并且所述第一叶轮、第二叶轮和所述外罩同轴设置，所述支撑架设于所述安装罩体上。The first impeller is arranged in the reduced diameter cover, the second impeller is arranged in the installation cover, and the first impeller, the second impeller and the outer cover are arranged coaxially, and the support is erected on the on the installation cover.

所述安装罩体上设有安装通孔，所述输出轴由所述安装通孔穿出与发电机连接，在所述输出轴上设有第二轴承置于所述安装通孔中。The installation cover is provided with an installation through hole, the output shaft passes through the installation through hole and is connected to the generator, and a second bearing is arranged on the output shaft to be placed in the installation through hole.

所述支撑架包括竖直立架和齿轮防护壳体，其中所述竖直立架设于所述外罩上，所述竖直立架位于外罩外的上端设有所述发电机，所述输出轴设于所述竖直立架中，所述竖直立架位于外罩内的下端设有齿轮防护壳体，所述轮轴组件穿过所述齿轮防护壳体，并且所述第一锥齿轮、第二锥齿轮和第三锥齿轮均设于所述齿轮防护壳体中。The support frame includes a vertical frame and a gear protective casing, wherein the vertical frame is installed on the outer cover, the generator is provided at the upper end of the vertical frame outside the outer cover, and the output shaft Set in the vertical stand, the lower end of the vertical stand located in the outer cover is provided with a gear protection housing, the axle assembly passes through the gear protection housing, and the first bevel gear, the first bevel gear, the second Both the second bevel gear and the third bevel gear are arranged in the gear protection housing.

所述第二叶轮转轴包括安装轴端和转轴部，其中所述转轴部转动插装于所述第一叶轮轴管中，所述安装轴端与所述第二叶轮固连，在所述转轴部和安装轴端的连接处设有所述第二锥齿轮，所述第一叶轮轴管靠近第二叶轮一端设有所述第一锥齿轮，所述第一叶轮轴管远离第二叶轮一端与所述第一叶轮连接。The second impeller rotating shaft includes a mounting shaft end and a rotating shaft portion, wherein the rotating shaft portion is rotatably inserted into the first impeller shaft tube, the mounting shaft end is fixedly connected with the second impeller, and the rotating shaft is in the rotating shaft. The second bevel gear is provided at the connection between the part and the installation shaft end, the first bevel gear is provided at the end of the first impeller shaft tube close to the second impeller, and the end of the first impeller shaft tube away from the second impeller is connected with the first bevel gear. The first impeller is connected.

所述第一叶轮内部沿着圆周方向设有多个第一叶轮片，所述第二叶轮内部沿着圆周方向设有多个第二叶轮片，并且各个第一叶轮片旋向与各个第二叶轮片的旋向相反。The inside of the first impeller is provided with a plurality of first impeller blades along the circumferential direction, the inside of the second impeller is provided with a plurality of second impeller blades along the circumferential direction, and the rotation direction of each first impeller blade is the same as that of each second impeller blade. The direction of rotation of the impeller blades is opposite.

所述外罩设于一个底座支架上。The outer cover is arranged on a base bracket.

所述第一叶轮直径小于第二叶轮直径。The diameter of the first impeller is smaller than the diameter of the second impeller.

本发明的优点与积极效果为：The advantages and positive effects of the present invention are:

1、本发明利用第一叶轮和第二叶轮旋向相反实现第一锥齿轮和第二锥齿轮的反向转动，从而使第一锥齿轮和第二锥齿轮合力作用于输出轴下端的第三锥齿轮上，完成了对同一股流体能量的两次提取，使得输出轴转速获得提升，能量转化效率大幅提高。1. The present invention utilizes the opposite rotation directions of the first impeller and the second impeller to realize the reverse rotation of the first bevel gear and the second bevel gear, so that the resultant force of the first bevel gear and the second bevel gear acts on the third bevel gear at the lower end of the output shaft. On the bevel gear, the energy of the same fluid is extracted twice, so that the speed of the output shaft is increased, and the energy conversion efficiency is greatly improved.

2、本发明的外罩设有缩径罩体，根据流体力学原理，流体由缩径罩体的扩口端流入，并且随着所述缩径罩体内径逐渐缩小可起到流体增速效果，从而在双轮反转的基础上进一步提高能量转化效率，可以对某一环境下流体(如风力、潮汐、河水)实现最大程度地利用。2. The outer cover of the present invention is provided with a reduced diameter cover. According to the principle of fluid mechanics, the fluid flows in from the flared end of the reduced diameter cover, and as the inner diameter of the reduced diameter cover gradually shrinks, it can play a fluid acceleration effect. Therefore, the energy conversion efficiency is further improved on the basis of the double wheel reversal, and the fluid (such as wind, tide, river water) in a certain environment can be utilized to the greatest extent.

3、本发明由于能量转化效率大大提高，因此可以将发电机直接设于支撑架上，整体结构简单同时便于转移和安装，可放置在地面、河床面等场合，并且可针对不同场景制作不同尺寸。3. Since the energy conversion efficiency of the present invention is greatly improved, the generator can be directly installed on the support frame. The overall structure is simple and easy to transfer and install. It can be placed on the ground, riverbed, etc., and can be made for different scenarios. .

附图说明Description of drawings

图1为本发明的结构示意图，Fig. 1 is the structural representation of the present invention,

图2为图1中本发明的分解示意图，Fig. 2 is the exploded schematic diagram of the present invention in Fig. 1,

图3为图2中第一叶轮、第二叶轮和支撑架的连接示意图，Fig. 3 is the connection schematic diagram of the first impeller, the second impeller and the support frame in Fig. 2,

图4为图3中结构去掉支撑架后的示意图，Fig. 4 is the schematic diagram of the structure in Fig. 3 after the support frame is removed,

图5为图4中的第一叶轮轴管和第二叶轮转轴的配合剖视图。FIG. 5 is a cross-sectional view of the first impeller shaft tube and the second impeller rotating shaft in FIG. 4 .

其中，1为底座支架，2为外罩，201为缩径罩体，202为安装罩体，203为安装通孔，3为第二叶轮，301为第二叶轮片，3011为第二斜面，302为第二锥齿轮，303为第二叶轮转轴，3031为安装轴端，3032为转轴部，4为第一叶轮，401为第一叶轮片，4011为第一斜面，402为第一叶轮轴管，403为第一锥齿轮，5为输出轴，501为第二轴承，502为第三锥齿轮，6为发电机，7为支撑架，701为竖直立架，702为齿轮防护壳体，8为第一轴承。Among them, 1 is the base bracket, 2 is the outer cover, 201 is the reduced diameter cover, 202 is the installation cover, 203 is the installation through hole, 3 is the second impeller, 301 is the second impeller blade, 3011 is the second slope, 302 is the second bevel gear, 303 is the rotating shaft of the second impeller, 3031 is the installation shaft end, 3032 is the rotating shaft, 4 is the first impeller, 401 is the first impeller blade, 4011 is the first inclined plane, and 402 is the first impeller shaft tube , 403 is the first bevel gear, 5 is the output shaft, 501 is the second bearing, 502 is the third bevel gear, 6 is the generator, 7 is the support frame, 701 is the vertical stand, 702 is the gear protection housing, 8 is the first bearing.

具体实施方式Detailed ways

下面结合附图对本发明作进一步详述。The present invention will be described in further detail below in conjunction with the accompanying drawings.

如图1～5所示，本发明包括外罩2、第一叶轮4、第二叶轮3、支撑架7和发电机6，其中外罩2两端开口，支撑架7插装于所述外罩2上，并且支撑架7位于外罩2内的一端设有轮轴组件，支撑架7位于外罩2外的一端设有发电机6，所述支撑架7内部设有可转动的输出轴5，并且所述输出轴5上端与所述发电机6输入端连接，如图4～5所示，所述轮轴组件包括第一叶轮轴管402和第二叶轮转轴303，所述第二叶轮转轴303通过第一轴承8支撑转动插装于所述第一叶轮轴管402中，所述第一叶轮轴管402上设有第一锥齿轮403，所述第二叶轮转轴303上设有第二锥齿轮302，所述输出轴5下端设有第三锥齿轮502，并且所述第三锥齿轮502一侧与所述第一锥齿轮403啮合、另一侧与所述第二锥齿轮302啮合，第一叶轮4和第二叶轮3均设于所述外罩2中且旋向相反，其中第一叶轮4与所述第一叶轮轴管402固连，第二叶轮3与所述第二叶轮转轴303固连。本发明工作时，流体由外罩2设有第一叶轮4一侧的开口流入，并由另一侧开口流出，并且流体经过第一叶轮4时驱动其转动，第一叶轮4通过第一锥齿轮403和第三锥齿轮502驱动输出轴5转动，进而驱动发电机6发电，而当流体经过第二叶轮3时，由于第二叶轮3与第一叶轮4旋向相反，因此流体驱动第二叶轮3旋转方向与第一叶轮4相反，进而使第二叶轮3带动第二锥齿轮302相对于第一锥齿轮403反向转动，从而使第一锥齿轮403和第二锥齿轮302可以合力作用于第三锥齿轮502上，完成对同一股流体能量的两次提取，使输出轴5转速获得提升，能量转化效率大幅提高。所述发电机6为本领域公知技术。As shown in FIGS. 1 to 5 , the present invention includes a cover 2 , a first impeller 4 , a second impeller 3 , a support frame 7 and a generator 6 , wherein both ends of the cover 2 are open, and the support frame 7 is inserted into the cover 2 , and the end of the support frame 7 located in the outer cover 2 is provided with a wheel shaft assembly, the end of the support frame 7 located outside the outer cover 2 is provided with a generator 6, the support frame 7 is provided with a rotatable output shaft 5 inside, and the output The upper end of the shaft 5 is connected to the input end of the generator 6. As shown in Figures 4 to 5, the wheel shaft assembly includes a first impeller shaft tube 402 and a second impeller shaft 303, and the second impeller shaft 303 passes through the first bearing 8 is supported and rotated and inserted into the first impeller shaft tube 402, the first impeller shaft tube 402 is provided with a first bevel gear 403, and the second impeller shaft 303 is provided with a second bevel gear 302, so The lower end of the output shaft 5 is provided with a third bevel gear 502, and one side of the third bevel gear 502 is meshed with the first bevel gear 403, and the other side is meshed with the second bevel gear 302. The first impeller 4 The first impeller 4 and the second impeller 3 are both arranged in the housing 2 and have opposite directions of rotation, wherein the first impeller 4 is fixedly connected to the first impeller shaft tube 402 , and the second impeller 3 is fixedly connected to the second impeller shaft 303 . When the present invention works, the fluid flows in through the opening on one side of the housing 2 where the first impeller 4 is provided, and flows out from the opening on the other side, and when the fluid passes through the first impeller 4, it is driven to rotate, and the first impeller 4 passes through the first bevel gear. 403 and the third bevel gear 502 drive the output shaft 5 to rotate, thereby driving the generator 6 to generate electricity, and when the fluid passes through the second impeller 3, since the second impeller 3 and the first impeller 4 rotate in opposite directions, the fluid drives the second impeller 3. The rotation direction is opposite to that of the first impeller 4, so that the second impeller 3 drives the second bevel gear 302 to rotate in the opposite direction relative to the first bevel gear 403, so that the first bevel gear 403 and the second bevel gear 302 can act on the On the third bevel gear 502, the energy of the same fluid is extracted twice, so that the rotational speed of the output shaft 5 is increased, and the energy conversion efficiency is greatly improved. The generator 6 is known in the art.

如图1～2所示，本实施例中，所述外罩2为增速罩，其包括安装罩体202和内径不断缩小的缩径罩体201，且所述缩径罩体201的细径端与所述安装罩体202连接，所述缩径罩体201的粗径端形成一扩口端，流体由所述扩口端流入，并且随着所述缩径罩体201内径逐渐缩小，可起到流体增速效果。As shown in FIGS. 1-2 , in this embodiment, the outer cover 2 is a speed-increasing cover, which includes a mounting cover 202 and a reduced-diameter cover 201 whose inner diameter is continuously reduced, and the narrower diameter of the reduced-diameter cover 201 is The end is connected with the mounting cover body 202, the thick diameter end of the diameter reducing cover body 201 forms a flared end, the fluid flows in from the flared end, and as the inner diameter of the reducing diameter cover body 201 gradually decreases, Can play a fluid acceleration effect.

如图1～2所示，所述第一叶轮4设于所述缩径罩体201内，所述第二叶轮3设于所述安装罩体202内，并且所述第一叶轮4、第二叶轮3和所述外罩2同轴设置，所述支撑架7设于所述安装罩体202上，如图2所示，所述安装罩体202上设有安装通孔203，所述输出轴5由所述安装通孔203穿出与发电机6连接，并且如图3所示，在所述输出轴5上设有第二轴承501设于所述安装通孔203中，从而保证输出轴5转动。As shown in FIGS. 1 to 2 , the first impeller 4 is arranged in the reduced-diameter cover 201 , the second impeller 3 is arranged in the installation cover 202 , and the first impeller 4 , the second impeller 3 The second impeller 3 and the outer cover 2 are arranged coaxially, and the support frame 7 is arranged on the installation cover 202. As shown in FIG. 2, the installation cover 202 is provided with an installation through hole 203, and the output The shaft 5 is connected to the generator 6 through the installation through hole 203, and as shown in FIG. 3, the output shaft 5 is provided with a second bearing 501 arranged in the installation through hole 203, so as to ensure the output Shaft 5 turns.

如图3所示，所述支撑架7包括竖直立架701和齿轮防护壳体702，其中所述竖直立架701设于所述外罩2上，所述竖直立架701位于外罩2外的上端设有所述发电机6，所述输出轴5设于所述竖直立架701中，所述竖直立架701位于外罩2内的下端设有齿轮防护壳体702，所述轮轴组件穿过所述齿轮防护壳体702，并且所述第一锥齿轮403、第二锥齿轮302和第三锥齿轮502均设于所述齿轮防护壳体702中。As shown in FIG. 3 , the support frame 7 includes a vertical frame 701 and a gear protection housing 702 , wherein the vertical frame 701 is provided on the housing 2 , and the vertical frame 701 is located on the housing 2 The generator 6 is arranged at the upper end of the outer cover, the output shaft 5 is arranged in the vertical stand 701 , and the lower end of the vertical stand 701 inside the outer cover 2 is provided with a gear protection housing 702 . The axle assembly passes through the gear protection housing 702 , and the first bevel gear 403 , the second bevel gear 302 and the third bevel gear 502 are all provided in the gear protection housing 702 .

如图5所示，所述第二叶轮转轴303包括安装轴端3031和转轴部3032，其中所述转轴部3032转动插装于所述第一叶轮轴管402中，所述安装轴端3031与所述第二叶轮3固连，在所述转轴部3032和安装轴端3031的连接处设有所述第二锥齿轮302，所述第一叶轮轴管402靠近第二叶轮3一端设有所述第一锥齿轮403，所述第一叶轮轴管402远离第二叶轮3一端与所述第一叶轮4连接。As shown in FIG. 5 , the second impeller rotating shaft 303 includes a mounting shaft end 3031 and a rotating shaft portion 3032 , wherein the rotating shaft portion 3032 is rotatably inserted into the first impeller shaft tube 402 , and the mounting shaft end 3031 is connected with the rotating shaft portion 3032 . The second impeller 3 is fixedly connected, and the second bevel gear 302 is provided at the connection between the rotating shaft portion 3032 and the installation shaft end 3031 , and the first impeller shaft tube 402 is provided with the end close to the second impeller 3 . The first bevel gear 403 is connected to the first impeller 4 at one end of the first impeller shaft tube 402 away from the second impeller 3 .

如图4所示，所述第一叶轮4内部沿着圆周方向设有多个第一叶轮片401，所述第二叶轮3内部沿着圆周方向设有多个第二叶轮片301，并且各个第一叶轮片401旋向与各个第二叶轮片301的旋向相反，也即如图4所示，当流体流入先经过第一叶轮4时，流体冲击第一叶轮片401的第一斜面4011，从而推动第一叶轮4转动，而流体经过第二叶轮3时，由于其与第一叶轮4旋向相反，此时流体冲击的是第二叶轮片301的第二斜面3011，从而推动第二叶轮3相对于第一叶轮4反方向转动。As shown in FIG. 4 , a plurality of first impeller blades 401 are arranged inside the first impeller 4 along the circumferential direction, and a plurality of second impeller blades 301 are arranged inside the second impeller 3 along the circumferential direction, and each The rotation direction of the first impeller blade 401 is opposite to the rotation direction of each second impeller blade 301 , that is, as shown in FIG. , so as to push the first impeller 4 to rotate, and when the fluid passes through the second impeller 3, since it has the opposite direction of rotation to the first impeller 4, the fluid hits the second inclined surface 3011 of the second impeller blade 301, thereby pushing the second impeller 301. The impeller 3 rotates in the opposite direction relative to the first impeller 4 .

如图1～2所示，所述外罩2设于一个底座支架1上，本实施例中，所述外罩2和底座支架1焊接为一体。As shown in Figures 1-2, the cover 2 is provided on a base bracket 1. In this embodiment, the cover 2 and the base bracket 1 are welded into one body.

如图1～5所示，本实施例中，所述第一叶轮4直径小于第二叶轮3直径，所述第一叶轮4和第二叶轮3直径比例可通过仿真模拟等方式进行设计，以获得最大转矩。As shown in FIGS. 1 to 5 , in this embodiment, the diameter of the first impeller 4 is smaller than the diameter of the second impeller 3 , and the ratio of the diameters of the first impeller 4 to the second impeller 3 can be designed by means of simulation, etc. Get maximum torque.

本发明的工作原理为：The working principle of the present invention is:

本发明工作时，如图1所示，流体由外罩2的扩口端流入并先经过第一叶轮4，然后经过第二叶轮3，如图4所示，流体经过第一叶轮4时冲击第一叶轮片401的第一斜面4011，从而驱动第一叶轮4转动，而流体经过第二叶轮3时冲击第二叶轮片301的第二斜面3011，从而驱动第二叶轮3相对于第一叶轮4反方向转动，进而使得第一锥齿轮403和第二锥齿轮302朝相反方向转动，使第一锥齿轮403和第二锥齿轮302可以合力作用于第三锥齿轮502上，完成对同一股流体能量的两次提取，使得输出轴5转速获得提升，能量转化效率大幅提高。另外所述外罩2设有缩颈罩体201，流体先流入所述缩颈罩体201，并且随着所述缩径罩体201内径逐渐缩小可起到流体增速效果，从而在双轮反转的基础上进一步提高能量转化效率，可以对某一环境下流体(如风力、潮汐、河水)实现最大程度地利用。When the present invention works, as shown in FIG. 1 , the fluid flows in from the flared end of the outer cover 2 and passes through the first impeller 4 and then the second impeller 3 , as shown in FIG. The first inclined surface 4011 of an impeller blade 401 drives the first impeller 4 to rotate, and when the fluid passes through the second impeller 3, it impacts the second inclined surface 3011 of the second impeller blade 301, thereby driving the second impeller 3 relative to the first impeller 4. Rotate in the opposite direction, so that the first bevel gear 403 and the second bevel gear 302 are rotated in the opposite direction, so that the first bevel gear 403 and the second bevel gear 302 can act on the third bevel gear 502 with a combined force to complete the same fluid. The two extractions of energy increase the rotational speed of the output shaft 5, and the energy conversion efficiency is greatly improved. In addition, the outer cover 2 is provided with a necked cover body 201, the fluid first flows into the necked necked cover body 201, and as the inner diameter of the diameter-reduced cover body 201 gradually decreases, it can play a fluid acceleration effect, so that in the double-wheel reverse The energy conversion efficiency can be further improved on the basis of rotation, and the fluid (such as wind, tide, river water) in a certain environment can be utilized to the greatest extent.

Claims (9)

1. A fluid power generation device with double-wheel reverse rotation synergy is characterized in that: the wind driven generator comprises an outer cover (2), a first impeller (4), a second impeller (3), a support frame (7) and a generator (6), wherein two ends of the outer cover (2) are opened, the support frame (7) is arranged on the outer cover (2), one end, located in the outer cover (2), of the support frame (7) is provided with an axle component, one end, located outside the outer cover (2), of the support frame (7) is provided with the generator (6), an output shaft (5) is arranged in the support frame (7), the upper end of the output shaft (5) is connected with the generator (6), the axle component comprises a first impeller shaft tube (402) and a second impeller rotating shaft (303) which are rotatably connected, the first impeller shaft tube (402) is provided with a first bevel gear (403), the second impeller rotating shaft (303) is provided with a second bevel gear (302), the lower end of the output shaft (5) is provided with a third bevel gear (502), and one side of the third bevel gear (502) is meshed with the first bevel gear (403), The other side is meshed with the second bevel gear (302), a first impeller (4) and a second impeller (3) are arranged in the outer cover (2) and are opposite in rotating direction, wherein the first impeller (4) is fixedly connected with the first impeller shaft tube (402), and the second impeller (3) is fixedly connected with the second impeller rotating shaft (303).
2. The twin-wheel, counter-rotating, efficiency-increasing fluid power plant of claim 1, wherein: the outer cover (2) comprises a reducing cover body (201) and an installation cover body (202), the small-diameter end of the reducing cover body (201) is connected with the installation cover body (202), the large-diameter end of the reducing cover body (201) forms a flared end, and fluid flows in from the flared end.
3. The twin-wheel, counter-rotating, efficiency-increasing fluid power plant of claim 2, wherein: first impeller (4) are located in the reducing cover body (201), second impeller (3) are located in the installation cover body (202), and first impeller (4), second impeller (3) and dustcoat (2) coaxial arrangement, support frame (7) are located on the installation cover body (202).
4. The dual-wheel reverse-rotation synergistic fluid power generation device according to claim 3, wherein: the mounting cover body (202) is provided with a mounting through hole (203), the output shaft (5) penetrates out of the mounting through hole (203) to be connected with the generator (6), and the output shaft (5) is provided with a second bearing (501) arranged in the mounting through hole (203).
5. The dual-wheel reverse-rotation synergistic fluid power plant of claim 1, wherein: the supporting frame (7) comprises a vertical stand (701) and a gear protection shell (702), wherein the vertical stand (701) is arranged on the outer cover (2), the upper end, located outside the outer cover (2), of the vertical stand (701) is provided with the generator (6), the output shaft (5) is arranged in the vertical stand (701), the lower end, located inside the outer cover (2), of the vertical stand (701) is provided with the gear protection shell (702), the wheel shaft assembly penetrates through the gear protection shell (702), and the first bevel gear (403), the second bevel gear (302) and the third bevel gear (502) are arranged in the gear protection shell (702).
6. The twin-wheel, counter-rotating, efficiency-increasing fluid power plant of claim 1, wherein: the second impeller rotating shaft (303) comprises a mounting shaft end (3031) and a rotating shaft portion (3032), wherein the rotating shaft portion (3032) is rotatably inserted into the first impeller shaft tube (402), the mounting shaft end (3031) is fixedly connected with the second impeller (3), the second bevel gear (302) is arranged at the joint of the rotating shaft portion (3032) and the mounting shaft end (3031), the first bevel gear (403) is arranged at one end, close to the second impeller (3), of the first impeller shaft tube (402), and one end, far away from the second impeller (3), of the first impeller shaft tube (402) is connected with the first impeller (4).
7. The dual-wheel reverse-rotation synergistic fluid power plant of claim 1, wherein: a plurality of first impeller blades (401) are arranged in the first impeller (4) along the circumferential direction, a plurality of second impeller blades (301) are arranged in the second impeller (3) along the circumferential direction, and the rotating direction of each first impeller blade (401) is opposite to that of each second impeller blade (301).
8. The dual-wheel reverse-rotation synergistic fluid power plant of claim 1, wherein: the outer cover (2) is arranged on one base support (1).
9. The twin-wheel, counter-rotating, efficiency-increasing fluid power plant of claim 1, wherein: the diameter of the first impeller (4) is smaller than that of the second impeller (3).
CN202210251500.7A 2022-03-15 2022-03-15 A fluid power generation device with double-wheel reversal and synergy Pending CN115013247A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210251500.7A CN115013247A (en) 2022-03-15 2022-03-15 A fluid power generation device with double-wheel reversal and synergy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210251500.7A CN115013247A (en) 2022-03-15 2022-03-15 A fluid power generation device with double-wheel reversal and synergy

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101001072A (en) * 2006-12-15 2007-07-18 天津市新源电气科技有限公司 Telescopic double-rotor wind wheel electric excitation mode and its control system and its electric machine
CN102278282A (en) * 2011-07-06 2011-12-14 江苏聚源风电科技有限公司 Improved device for increasing and converting fluid energy
CN204677368U (en) * 2015-03-31 2015-09-30 武汉理工大学 Self adaption collective wind type Double-rotor wind-driven generator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101001072A (en) * 2006-12-15 2007-07-18 天津市新源电气科技有限公司 Telescopic double-rotor wind wheel electric excitation mode and its control system and its electric machine
CN102278282A (en) * 2011-07-06 2011-12-14 江苏聚源风电科技有限公司 Improved device for increasing and converting fluid energy
CN204677368U (en) * 2015-03-31 2015-09-30 武汉理工大学 Self adaption collective wind type Double-rotor wind-driven generator

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Application publication date: 20220906