CN210164571U

CN210164571U - Auxiliary equipment for water power generation

Info

Publication number: CN210164571U
Application number: CN201920585264.6U
Authority: CN
Inventors: 代启武
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-03-20
Anticipated expiration: 2029-04-26

Abstract

The utility model discloses a power generation auxiliary assembly on water, it includes buoyancy platform, balancing weight, vertical axis impeller, suction pump, drinking-water pipe, cistern and raceway, the buoyancy platform floats on the sea, the balancing weight passes through the stay cord and is connected and sink under the sea with the buoyancy platform, vertical axis impeller mounting is at buoyancy platform lower surface or upper surface, just the suction pump is connected with the vertical axis impeller, the cistern is installed in buoyancy platform top, suction pump and cistern are connected to the suction pipe, and the raceway is installed on the cistern. The utility model discloses all be mechanical structure at marine part, do not adopt any electronic equipment, therefore equipment is compared and is had more durable at marine vertical axis impeller now directly, and the maintenance cost is lower, advantages such as the electricity generation is more stable. The power generation can be carried out for 24 hours, the power can be stably generated, and a matched thermal power plant does not need to be built.

Description

Auxiliary equipment for water power generation

Technical Field

The utility model relates to a vertical axis impeller technical field, concretely relates to an auxiliary assembly for electricity generation on water.

Background

The vertical axis wind turbine does not need to face the wind when the wind direction changes, and is a great advantage compared with the horizontal axis wind turbine. The vertical axis wind driven generator is rapidly popularized in the field of wind power generation by the advantages of reasonable stress condition, stable work, convenience in maintenance and the like, and the development of a high-power and ultra-high-power wind driven generator becomes a trend of wind power generation.

In shallow sea, straits, bay or estuary, the rising tide and the falling tide can cause stronger tide, the water flow speed is higher, the kinetic energy of the advancing tide can be directly utilized to push a water turbine to generate electricity, and the method is similar to a wind driven generator. The wind turbines are available in a form that can be used for generating electricity by tidal kinetic energy, and typically adopt a structure and a principle similar to those of a horizontal-axis wind turbine.

At present, the offshore power generation system is limited by the influence of offshore environment and power generation requirements, and can only be used offshore, and generally does not exceed 50 kilometers of the coast. Therefore, the offshore power generation amount is less, the cost is high, the electric energy cannot be better utilized, and the offshore power generation efficiency is improved. And only wind power generation is needed, the powerful tidal ocean current ocean power generation is basically ineffective, and the tidal energy on the ocean is huge but cannot be well utilized at present.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of above-mentioned existence, the utility model discloses an inventor is through continuous exploration attempt and many times's experiment and effort, constantly reforms and innovate, proposes a power generation auxiliary assembly on water, and this power generation auxiliary assembly on water can utilize open sea water resource to generate electricity, has higher practicality.

In order to realize the purpose, the utility model adopts the technical scheme that: the utility model provides a power generation auxiliary assembly on water, its includes buoyancy platform, balancing weight, vertical axis impeller, suction pump, drinking-water pipe, cistern and raceway, the buoyancy platform floats on the sea, the balancing weight passes through the stay cord and is connected with the buoyancy platform and sink under the sea, the vertical axis impeller is installed at buoyancy platform lower surface or upper surface, just the suction pump is connected with the vertical axis impeller, the cistern is installed in buoyancy platform top, suction pump and cistern are connected to the drinking-water pipe, and the raceway is installed on the cistern.

According to the utility model discloses in a power generation auxiliary assembly on water, its further preferred technical scheme is: and three vertical shaft impellers are arranged on each energy collecting device, the vertical shaft impeller arranged in the energy collecting device frame and the other two vertical shaft impellers arranged on the guide plates form a 90-degree corner integrally, and the rotating directions of the vertical shaft impeller arranged in the energy collecting device frame and the other two vertical shaft impellers are opposite.

According to the utility model discloses in a power generation auxiliary assembly on water, its further preferred technical scheme is: the number of the vertical shaft impellers is three or more, and a motor is arranged on the shaft of each vertical shaft impeller.

According to the utility model discloses in a power generation auxiliary assembly on water, its further preferred technical scheme is: the vertical shaft impeller is provided with an energy collecting device, and the energy collecting device is provided with a reinforcing plate.

According to the utility model discloses in a power generation auxiliary assembly on water, its further preferred technical scheme is: the guide plate of the energy collecting device is formed by pouring concrete, and a layer of anti-corrosion and anti-scouring metal material layer is wrapped on the surface of the concrete.

According to the utility model discloses in a power generation auxiliary assembly on water, its further preferred technical scheme is: and each energy collecting device is provided with two impellers with opposite rotation directions.

According to the utility model discloses in a power generation auxiliary assembly on water, its further preferred technical scheme is: the balancing weight is connected to each corner of the buoyancy platform through a pull rope.

According to the utility model discloses in a power generation auxiliary assembly on water, its further preferred technical scheme is: the suction pump is three, and every suction pump is connected a drinking-water pipe, and every drinking-water pipe all is connected with the cistern.

According to the utility model discloses in a power generation auxiliary assembly on water, its further preferred technical scheme is: the suction pump divide into first suction pump, second suction pump and third suction pump, through first drinking-water pipe intercommunication between first suction pump and the cistern, through second drinking-water pipe intercommunication between second suction pump and the cistern, through third drinking-water pipe intercommunication between third suction pump and the cistern, first drinking-water pipe respectively with second suction pump and third suction pump between adopt the pressure valve to be connected, when first drinking-water pipe pressure exceeded the pressure valve default, pressure valve control second suction pump and third suction pump start.

According to the utility model discloses in a power generation auxiliary assembly on water, its further preferred technical scheme is: and a gearbox is arranged between the vertical shaft impeller and the water suction pump.

According to the utility model discloses in a power generation auxiliary assembly on water, its further preferred technical scheme is: the water suction pumps are three, the second water suction pump and the third water suction pump are connected with the first water suction pipe through pressure valves, and the pressure valves control whether the second water suction pump and the third water suction pump work or not according to the water flow speed in the first water suction pipe, so that the power generation utilization rate of the vertical axis impeller can be improved. The utility model discloses an equipment adopts surface of water buoyancy device and counter weight cooperation to use, can with equipment fixing in deep sea area, promotes marine power generation system's efficiency and stability.

The utility model discloses all be mechanical structure at marine part, do not adopt any electronic equipment, therefore equipment is compared and is had more durable at marine vertical axis impeller now directly, and the maintenance cost is lower, advantages such as the electricity generation is more stable. The power generation can be carried out for 24 hours, the power can be stably generated, and a matched thermal power plant does not need to be built.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the installation schematic diagram of the energy collecting device in the utility model for positive and negative rotation.

Fig. 3 is a schematic structural diagram of the energy collecting device.

Fig. 4 is a partially enlarged view of a portion a in fig. 1.

FIG. 5 is a schematic view of a vertical stiffener structure.

The reference numbers in the figures are: the device comprises a buoyancy platform 1, a balancing weight 2, a vertical axis impeller 3, a first water pump 4, a second water pump 401, a third water pump 404, a first water pumping pipe 5, a second water pumping pipe 501, a third water pumping pipe 502, a water storage tank 6, a water conveying pipe 7, a pull rope 8, a pressure valve 9 and a reinforcing plate 10.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the detailed description of the embodiments of the present invention provided below is not intended to limit the scope of the claimed invention, but is merely representative of selected embodiments of the present invention.

Examples

As shown in fig. 1-5: the utility model provides an auxiliary equipment that generates electricity on water, the device includes buoyancy platform 1, balancing weight 2, vertical axis impeller 3, suction pump, drinking-water pipe, cistern 6 and raceway 7. The buoyancy platform 1 floats on the sea surface, the balancing weight 2 is connected with the buoyancy platform 1 through the pull rope 8 and sinks under the sea surface, the buoyancy platform is generally hundreds or thousands of square meters or larger, the number of the balancing weight is the same as that of the corners of the buoyancy platform, and each corner is connected with one balancing weight, so that the buoyancy platform is ensured to stably stay on the sea surface. The pull rope 8 can adopt any device which has the function of connecting the balancing weight 2 and the buoyancy platform 1. The balancing weight 2 can be made of concrete pouring or other materials with mass density larger than the density of seawater, and then a layer of anticorrosive material is coated on the surface of the balancing weight to prolong the service life. The vertical shaft impeller 3 is a vertical shaft impeller (patent number: 201821624710.1) which is independently developed by the applicant, the vertical shaft impeller is arranged on the lower surface of the buoyancy platform 1 and is positioned under the sea surface, the water suction pump 4 is connected with the vertical shaft impeller 3, the reservoir 6 is arranged above the buoyancy platform and is higher than the surface of the coastal ground, the water suction pipe 5 is connected with the water suction pump 4 and the reservoir 6, the water delivery pipe 7 is arranged on the reservoir 6, and water in the reservoir is delivered to a power generation facility on the coastal.

In this embodiment, the number of the vertical shaft impellers is 3, more impellers can be adopted according to actual conditions, and when the number of the impellers is large, in order to improve the power effect, a motor is arranged at the connection position of each vertical shaft impeller to drive the shaft to rotate.

In order to further improve the efficiency, the energy collecting device is further installed on the vertical shaft impeller, and the structure of the energy collecting device is shown in fig. 3 and 5: the vertical shaft impeller installation structure comprises a frame body used for installing a vertical shaft impeller, wherein an opening is formed in at least one pair of opposite surfaces in four surfaces of the frame body, the edge provided with the opening surface is provided with a guide plate in an inclined mode, the opening is in a horn shape from large to small, and the inlet surface of a formed fluid is from large to small, so that the energy collection efficiency is improved, and the power generation efficiency of the vertical shaft impeller is improved. In order to prolong the service life of the energy collecting device, the guide plate of the energy collecting device is formed by pouring concrete, and a layer of anti-corrosion metal material layer is wrapped on the surface of the concrete. In order to further improve the use strength of the energy collecting device, a vertical reinforcing plate 10 is arranged on the guide plate of the energy collecting device, all guide plate end faces of the reinforcing plate 10 are vertically connected, and the area of the end face of the reinforcing plate 10 from the water flow inlet direction to the water flow outlet direction is gradually increased.

As shown in fig. 2: in order to further improve the efficiency of the vertical axis impeller, a vertical axis impeller which is opposite to the vertical axis impeller installed in the frame in rotation direction is additionally arranged at the bell mouth position of the vertical axis impeller, so that the two vertical axis impellers which are opposite in rotation direction are matched for use, and the power generation efficiency is further improved. Or three vertical axis impellers are adopted, the vertical axis impeller arranged in the energy collecting device frame and the other two vertical axis impellers arranged on the guide plate form a 90-degree rotation angle integrally, and the rotation directions of the vertical axis impeller arranged in the energy collecting device frame and the other two impellers are opposite.

In order to further improve the efficiency, this embodiment will the water pumps sets up to three, the water pumps divide into first water pump 4, second water pump 401 and third water pump 402, communicate through first drinking-water pipe 5 between first water pump 4 and the cistern 6, communicate through second drinking-water pipe 501 between second water pump 401 and the cistern, communicate through third drinking-water pipe 502 between third water pump 402 and the cistern, first drinking-water pipe 4 is connected with adopting pressure valve 9 between second water pump 501 and the third water pump 502 respectively, when first drinking-water pipe 6 pressure exceeds the default of pressure valve 9, pressure valve 8 control second water pump 401 and third water pump 402 start. The faster the rotating speed of the impeller of the vertical shaft impeller is, the faster the water flow speed of the first water pumping pipe is, when the water flow speed reaches a certain speed, the pressure valve is opened, the pressure valve is a piston type pressure valve, and the pressure valve pushes the second water pumping pump or the third water pumping pump to work, so that the second water pumping pipe or the third water pumping pipe starts to pump water to the reservoir. In the embodiment, a gearbox is further arranged between the vertical axis impeller and the water suction pump, and the rotating speed of the impeller of the vertical axis impeller is converted into a high rotating speed, so that the rotating speed of the water suction pump is increased to meet the requirement of the water suction rotating speed, and the requirement of equipment on the use environment is further reduced. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. The first feature being "under," "below," and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or merely indicates that the first feature is at a lower level than the second feature.

The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.

Claims

1. The auxiliary equipment for power generation on water is characterized by comprising a buoyancy platform, a balancing weight, a vertical shaft impeller, a water suction pump, a water suction pipe, a reservoir and a water delivery pipe, wherein the buoyancy platform floats on the sea surface, the balancing weight is connected with the buoyancy platform through a pull rope and sinks below the sea surface, the vertical shaft impeller is installed on the lower surface or the upper surface of the buoyancy platform, the water suction pump is connected with the vertical shaft impeller, the reservoir is installed above the buoyancy platform, the water suction pipe is connected with the water suction pump and the reservoir, and the water delivery pipe is installed on the reservoir; the number of the vertical shaft impellers is three or more, and a motor is arranged on the shaft of each vertical shaft impeller; the vertical shaft impeller is provided with an energy collecting device, and the energy collecting device is provided with a reinforcing plate.

2. The auxiliary equipment for power generation on water as claimed in claim 1, wherein the guide plate of the energy collecting device is made of concrete by casting, and a layer of anti-corrosion and anti-scouring metal material is coated on the surface of the concrete.

3. A water borne power generation auxiliary apparatus as claimed in claim 2, wherein each energy collector is provided with two vertical axis impellers of opposite direction.

4. The auxiliary equipment for power generation on water as claimed in claim 3, wherein each energy collector is provided with three vertical axis impellers, the vertical axis impeller arranged in the energy collector frame and the other two vertical axis impellers arranged on the guide plate form a 90-degree angle integrally, and the vertical axis impeller arranged in the energy collector frame and the other two impellers rotate in opposite directions.

5. The auxiliary apparatus for water power generation of claim 1, wherein the weight is connected to the corners of the buoyant platform by a pull string.

6. The auxiliary apparatus for water power generation as claimed in claim 1, wherein the number of said water pumps is three, each water pump is connected to a water pumping pipe, and each water pumping pipe is connected to the reservoir.

7. The auxiliary water power generation device as claimed in claim 6, wherein the water pumps are divided into a first water pump, a second water pump and a third water pump, the first water pump is communicated with the reservoir through a first water pumping pipe, the second water pump is communicated with the reservoir through a second water pumping pipe, the third water pump is communicated with the reservoir through a third water pumping pipe, the first water pumping pipe is connected with the second water pump and the third water pump through pressure valves, and when the pressure of the first water pumping pipe exceeds a preset value of the pressure valves, the pressure valves control the second water pump and the third water pump to start.

8. A water borne power generation auxiliary apparatus as claimed in claim 7, wherein a gearbox is mounted between the vertical axis impeller and the suction pump.