CN217462402U - A modular small general hydraulic generator and renewable energy power generation system - Google Patents

Abstract

The utility model discloses a small-size general hydroelectric generator of module type and renewable energy power generation system. The module type small universal hydroelectric generator is formed by combining one or more generator modules. The module type hydroelectric generator can deploy a corresponding number of generator modules according to the hydrological environments of different watersheds. The modular design reduces the cost, and installation easy maintenance, the commonality is also higher. The generator module comprises a mechanical frame and a power generation mechanism arranged in the mechanical frame. And a vortex-shaped water flow chamber is arranged between the water inlet and the water outlet of the power generation mechanism and communicated with the water inlet and the water outlet of the power generation mechanism. Water enters from the water inlet and then gradually accelerates to enter the vortex-shaped water flow chamber to push the turbine to rotate, so that the turbine is ensured to have enough power to drive the generator to work. Meanwhile, the vortex-shaped water flow chamber enables the stress of the turbine to be very stable, and stable output of electric power is facilitated.

Description

A modular small general hydraulic generator and renewable energy power generation system

technical field

The utility model relates to the technical field of renewable energy, in particular to a modular small general hydraulic generator and a renewable energy power generation system.

Background technique

A hydroelectric generator is a power generation device that converts the gravitational potential energy of water into electrical energy. Traditional hydroelectric generators are relatively large and are usually installed on dams. Their installation and deployment are difficult, the amount of engineering is huge, and the cost is high.

Therefore, when deploying hydroelectric generators in small water conservancy facilities such as rivers, waterfalls, and drainage ditches, traditional hydroelectric generators are not suitable, not easy to deploy, and not economical.

Utility model content

In view of this, the present invention aims at the deficiencies in the prior art, and its main purpose is to provide a modular small general-purpose hydroelectric generator and a renewable energy power generation system. The modular arrangement is not only easy to deploy, but also low in cost, thereby overcoming the deficiencies of the prior art.

To achieve the above object, the present invention adopts the following technical scheme:

The present application provides a modular small general-purpose hydroelectric generator, comprising at least one or more generator modules, and each of the generator modules can be connected in combination;

The generator module includes a mechanical frame and a power generating mechanism arranged on the mechanical frame;

The power generation mechanism includes a guide casing, a turbine, and a generator; the upper end of the guide casing is provided with a water inlet, and the lower end of the guide casing is provided with a water outlet; between the water inlet and the water outlet, a vortex is arranged The water flow chambers communicate with each other; the turbine is arranged in the vortex-shaped water flow chamber and is close to the water outlet; the rotating shaft on the turbine and the generator are connected together by a transmission mechanism; the water flow drives the turbine to rotate, The turbine drives the generator to rotate through the transmission mechanism to generate electricity.

Preferably, the inner diameter of the vortex-shaped water flow chamber gradually decreases along the direction from the water inlet to the water outlet; so that the cross-sectional area of the flowing water gradually decreases along the water flow direction to increase the water velocity.

Preferably, the upper and lower ends of the rotating shaft are provided with bearings, and the bearings are correspondingly arranged on the upper side and the lower side of the vortex-shaped water flow chamber.

Preferably, a water blocking structure is provided on one side of the mechanical frame close to the water inlet; and a filter screen is provided on the outer side corresponding to the water inlet.

Preferably, the transmission mechanism includes a pulley A set on the rotating shaft, a pulley B set on the input shaft of the generator, and a belt connected between the pulley A and the pulley B; The transmission mechanism is a gearbox. Preferably, the bottom of the mechanical frame is provided with anchor screws, and the mechanical frames are assembled together by screws.

Preferably, a counterweight fixing structure is provided in the mechanical frame.

Preferably, the generator is located away from the water inlet or flowing water, and the installation height of the generator is higher than the water surface height; a generator protection cover is provided on the generator to prevent water from entering the generator.

Preferably, the generator modules are connected side by side.

A renewable energy power generation system, comprising the modular small general-purpose hydroelectric generator and a renewable energy system; the renewable energy system is electrically connected to the modular small general-purpose hydroelectric generator; the renewable energy system, It includes a solar panel, a charging controller, an inverter, a battery, and a wind generator; the charging controller is connected with the solar panel, the inverter, the battery, and the wind generator.

Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be seen from the above technical solutions that the modular small general hydraulic generator is composed of one or more generator modules. Yes, it is very easy to deploy. The modular small general-purpose hydroelectric generator can deploy a corresponding number of generator modules according to the hydrological environment of different river basins, thereby reducing the cost of construction.

The water enters from the water inlet, and then gradually accelerates into the vortex-shaped water flow chamber to drive the turbine to rotate, ensuring that the turbine has enough power to drive the generator to work.

In order to illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Description of drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention.

2 is a schematic cross-sectional view of a generator module according to an embodiment of the present invention.

FIG. 3 is a partial structural schematic diagram of an embodiment of the present invention.

FIG. 4 is a partial structural schematic diagram of an embodiment of the present invention.

FIG. 5 is a schematic diagram of an embodiment of the present invention during deployment.

FIG. 6 is another perspective view of FIG. 5 according to the embodiment of the present invention.

FIG. 7 is a schematic diagram of three types of turbines according to an embodiment of the present invention.

FIG. 8 is a schematic front view of a power generating mechanism according to an embodiment of the present invention.

FIG. 9 is a schematic top view of a power generating mechanism according to an embodiment of the present invention.

10 is a schematic structural diagram of a power generating mechanism according to an embodiment of the present invention.

11 is a schematic side view of a power generating mechanism according to an embodiment of the present invention.

FIG. 12 is a schematic diagram of the assembly of a plurality of generator modules according to an embodiment of the present invention.

FIG. 13 is a schematic front view of the embodiment of the present invention when deployed.

FIG. 14 is a schematic diagram of an embodiment of the present invention during deployment.

15 is a schematic diagram of the connection of the renewable energy power generation system according to the embodiment of the present invention.

Description of drawings:

10. Generator module 11. Mechanical frame

12. Anchor screws 13. Counterweight fixing structure

14. Solar panel 15. Generator protective cover

16. Water retaining structure 20. Power generation mechanism

21. Diversion shell 22. Water inlet

23. Vortex flow chamber 24. Water outlet

25. Turbine 26. Generator

27, filter 28, shaft

29. Bearing 30. Transmission mechanism

31. Pulley A 32. Pulley B

33. Belt 40. Charge controller

41. Inverter 42. Battery

17, screw 18, dam.

Detailed ways

Please refer to FIG. 1 to FIG. 14, which show the specific structure of the preferred embodiment of the present invention, which is a modular small general-purpose hydraulic generator.

Among them, the modular small general-purpose hydroelectric generator is modularly assembled, which can adapt to different widths of watersheds, and at the same time, the modular structure group is particularly convenient to deploy, which can reduce the cost of construction.

The present application provides a modular small general-purpose hydroelectric generator, which includes at least one or more generator modules 10, and each of the generator modules 10 can be connected in combination; the generator module 10 includes a mechanical frame 11, and a set of The power generation mechanism 20 on the mechanical frame 11; the power generation mechanism 20 includes a guide casing 21, a turbine 25, and a generator 26; the upper end of the guide casing 21 is provided with a water inlet 22, and the lower end of the guide casing 21 is provided with a The water outlet 24; between the water inlet 22 and the water outlet 24, a vortex-shaped water flow chamber 23 is provided for communication; the turbine 25 is arranged in the vortex-shaped water flow chamber 23, and is close to the water outlet 24; the The shaft 28 on the turbine 25 and the generator 26 are connected together by a transmission mechanism 30; the water flow drives the turbine 25 to rotate, and the turbine 25 drives the generator 26 to rotate through the transmission mechanism 30 to generate electricity. The water enters from the water inlet 22 and flows out from the water outlet 24 after passing through the vortex flow chamber 23. During this process, the water flow pushes the turbine 25 in the vortex flow chamber 23 to rotate, and the power of the turbine 25 drives the generator 26 to rotate through the transmission mechanism 30. , to generate electricity.

The modular small general-purpose hydroelectric generator is composed of one or more generator modules 10, and different numbers of generator modules 10 can be set according to the situation of the watershed, so it is very convenient to deploy, low cost, installation and maintenance. Also very easy. When the modular small-scale general-purpose hydroelectric generator is deployed, a dam 18 can be formed by stacking concrete, sandbags, sandstones and other materials on both sides of the generator, so that the water can flow in the designed direction. The high water level side of the dam, that is, the mechanical frame 11 is provided with a water blocking structure 16 on the side close to the water inlet 22; The water blocking structure 16 blocks the water, so that the water in the dam forms a water pressure difference, and the water enters the water inlet 22 from the filter screen 27 . The water retaining structure 16 can be a board, a sandbag, a concrete wall, etc., without any specific limitation. The filter screen 27 can prevent large foreign objects from entering the vortex flow chamber 23 . The mechanical frame 11 and the mechanical frame 11 can be combined together. The mechanical frames 11 can be assembled together by screws 17 or other mechanical connection methods, and the assembly and disassembly are very convenient. Other mechanical connection methods can be welding, clipping, clamps, etc., without any specific limitation. Each individual generator module 10 is installed in parallel to work together to form a large power station.

The modular small general-purpose hydroelectric generator has at least the following advantages: 1. The modular small general-purpose hydroelectric generator can be set in any water flow area, such as rivers, waterfalls, drainage ditches, and the like. It can generate electricity for different areas (households, small factories, roads, farmland, greenhouses, etc.). (eg lighting, heating, etc.). 2. With a mechanical frame 11 supporting the generator module 10, no complicated civil engineering is required. It can be flexibly installed, maintained, or moved to other areas as needed. 3. The entire generator module 10 is made of anti-corrosion material (eg, aluminum alloy), which is anti-corrosion. 4. The blades of the turbine 25 can be of different shapes to suit different design requirements. For example, the three shapes shown in Figure 7.

Preferably, the inner diameter of the vortex-shaped water flow chamber 23 gradually decreases along the direction from the water inlet 22 to the water outlet 24; so that the cross-sectional area of the flowing water gradually decreases along the water flow direction, so as to increase the flowing water speed. The cross-sectional area of the flowing water gradually becomes smaller along the direction of the water flow, so the flow velocity of the water will increase after the water enters from the water inlet 22. Under the control of the vortex water flow chamber 23, the turbine 25 can receive a good water flow thrust, so that the turbine 25 rotates smoothly, the power output is stable, and the power generation is also stable. A transmission mechanism 30 is provided between the rotating shaft 28 on the turbine 25 and the generator 26 to be connected, and the transmission mechanism 30 has the function of speed regulation. Through the transmission mechanism 30, a large torque can be used to drive the generator to rotate and generate electricity. The transmission mechanism 30 is preferably a gearbox or a pulley transmission assembly, and may also be other assemblies, which are not specifically limited. The power of the turbine 25 is transmitted to the generator 26 through the transmission mechanism 30, and the generator 26 is rotated to generate electric power. Wherein, the turbine 25 can select different similar turbines 25 according to different usage scenarios.

Preferably, the upper and lower ends of the rotating shaft 28 are provided with bearings 29 , and the bearings 29 are correspondingly arranged on the upper and lower sides of the vortex-shaped water flow chamber 23 . The bearing 29 reduces friction when the shaft 28 rotates, reduces resistance, reduces wear, and increases energy efficiency.

Preferably, the transmission mechanism 30 includes a pulley A31 disposed on the rotating shaft 28, a pulley B32 disposed on the input shaft of the generator 26, and a belt 33 connected between the pulley A31 and the pulley B32 ; or, the transmission mechanism 30 is a gearbox. The rotating shaft 28 is provided with a pulley A31; the input shaft of the generator 26 is provided with a pulley B32; the pulley A31 and the pulley B32 are covered with belts. The pulley diameters of pulley A31 and pulley B32 may be the same or different. When the diameters of the pulley A31 and the pulley B32 are inconsistent, the speed of the pulley A31 and the pulley B32 are the same, which can play a role in speed regulation. When the transmission mechanism 30 is a gearbox, the gearbox can play the role of speed regulation, so that the power can be transmitted smoothly.

Preferably, the bottom of the mechanical frame 11 is provided with anchor screws 12, and the mechanical frames 11 are assembled together by screws. The anchor screws 12 are driven into the foundation of the bottom to fix the mechanical frame 11 . The counterweight fixing structure 13 provides a counterweight for the generator module 10, which increases the weight of the generator module 10, can prevent it from overturning, and has higher stability. Preferably, the mechanical frame 11 is provided with a counterweight fixing structure 13 . The counterweight fixing structure 13 can be a metal block, a concrete block, a sandbag, etc., without any specific limitation.

Preferably, the generator 26 is located away from the water inlet 22 or the water, and the installation height of the generator 26 is higher than the height of the water surface; the generator 26 is provided with a generator 26 protection cover 15 to prevent The water enters the generator 26 . The generator 26 is arranged at a height away from the water, and the generator 26 protection cover 15 is arranged on the generator 26 to prevent damage from sunlight, rain, water bubbles, etc., and is beneficial to enhance the service life of the generator 26 .

Preferably, the generator modules 10 are connected side by side. A plurality of generator modules 10 are connected side by side to form a large-scale hydroelectric power station, which facilitates the expansion of power, flexible layout, and a larger market.

Please refer to Fig. 14 and Fig. 15 , a regenerative energy power generation system includes the aforementioned modular small-sized general-purpose hydroelectric generator and a regenerative energy system; the regenerative energy system and the aforementioned modular-type small-sized general-purpose hydroelectric generator connected; the renewable energy system includes solar panel 14, charging controller 40, inverter 41, battery 42, and wind turbine; the charging controller 40 is connected to solar panel 14, inverter 41, battery 42, wind power The generator is connected. The modular small general-purpose hydroelectric generator is compatible with the renewable energy system and can be combined to generate electricity, which can ensure the stability, continuity, safety and maximum output of energy.

To sum up, the key point of the design of the present invention is that the modular small general-purpose hydroelectric generator is composed of one or more generator modules 10 . The modular layout can be applied to different watershed usage scenarios, which is very convenient to deploy, can reduce the cost of construction, and is more versatile.

The above descriptions are only preferred embodiments of the present invention, and do not limit the technical scope of the present invention. Therefore, any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention , all still belong to the scope of the technical solution of the present invention.

Claims (10)

1. A modular small general-purpose hydroelectric generator, characterized in that: at least one or more generator modules are included, and each of the generator modules can be connected in combination; The generator module includes a mechanical frame and a power generating mechanism arranged on the mechanical frame; The power generation mechanism includes a guide casing, a turbine, and a generator; the upper end of the guide casing is provided with a water inlet, and the lower end of the guide casing is provided with a water outlet; between the water inlet and the water outlet, a vortex is arranged The water flow chambers communicate with each other; the turbine is arranged in the vortex-shaped water flow chamber and is close to the water outlet; the rotating shaft on the turbine and the generator are connected together by a transmission mechanism; the water flow drives the turbine to rotate, The turbine drives the generator to rotate through the transmission mechanism to generate electricity. 2 . The modular small general hydraulic generator according to claim 1 , wherein the inner diameter of the vortex flow chamber gradually decreases along the direction from the water inlet to the water outlet; 2 . Make the cross-sectional area of the flowing water gradually smaller along the direction of the water flow to increase the speed of the flowing water. 3 . The modular small general hydraulic generator according to claim 1 , wherein the upper and lower ends of the rotating shaft are provided with bearings, and the bearings are correspondingly arranged on the upper part of the vortex flow chamber. 4 . side and underside. 4. A modular small general-purpose hydraulic generator according to claim 1, characterized in that: a water blocking structure is provided on the side of the mechanical frame close to the water inlet; network. 5. A modular small general-purpose hydraulic generator according to claim 1, characterized in that: the transmission mechanism comprises a pulley A arranged on the rotating shaft and a pulley B arranged on the input shaft of the generator , and connected to the belt between the pulley A and the pulley B; or, the transmission mechanism is a gearbox. 6 . The modular small general hydraulic generator according to claim 1 , wherein the bottom of the mechanical frame is provided with anchor screws, and the mechanical frames are assembled together by screws. 7 . 7 . The modular small general hydraulic generator according to claim 1 or 6 , wherein a counterweight fixing structure is arranged in the mechanical frame. 8 . 8. A modular small general-purpose hydroelectric generator according to claim 1, wherein the generator is located at a place far from the water inlet or flowing water, and the installation height of the generator is higher than the water surface height; The generator is provided with a generator protection cover to prevent water from entering the generator. 9 . The modular small general hydraulic generator according to claim 1 , wherein the generator modules are connected side by side. 10 . 10. A renewable energy power generation system, characterized in that it comprises a modular small general-purpose hydroelectric generator according to any one of claims 1-9, and a renewable energy system; the renewable energy system and the one A modular small general-purpose hydroelectric generator is electrically connected; the renewable energy system includes a solar panel, a charge controller, an inverter, a storage battery, and a wind turbine; the charge controller is connected to the solar panel, the inverter, the storage battery, and the wind turbine. The generator is connected.

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