WO2022033101A1

WO2022033101A1 - Solar photovoltaic water supply vehicle and solar photovoltaic water supply system

Info

Publication number: WO2022033101A1
Application number: PCT/CN2021/094502
Authority: WO
Inventors: 周学东
Original assignee: 海南广源隆太阳能应用科学研究所
Priority date: 2020-08-10
Filing date: 2021-05-19
Publication date: 2022-02-17
Also published as: CN112124181B; CN112124181A

Abstract

A solar photovoltaic water supply vehicle, comprising: a vehicle body, a solar cell panel (1), an electric control cabinet (2), a negative pressure tank (4), a first water storage and pressure regulating tank (5), a second water storage and pressure regulating tank (20), a built-in motor and a siphon pump (18); the solar cell panel (1) supplies electric energy to the electric control cabinet (2); the electric control cabinet (2) converts the electric energy of solar energy into an alternating current, so as to supply a working power supply to the solar photovoltaic water supply vehicle; the negative pressure tank (4) is internally provided with the built-in motor and the siphon pump (18), the built-in motor supplies operating power to the siphon pump (18) by means of the working power supply provided by the electric control cabinet (2); a first water inlet (25) of the vehicle body is in communication with a water inlet of the siphon pump (18), a water outlet of the siphon pump (18) is in communication with a first water inlet (30) of the first water storage and pressure regulating tank (5), a water outlet of the first water storage and pressure regulating tank (5) is in communication with a water inlet of the second water storage and pressure regulating tank (20), and a water outlet of the second water storage and pressure regulating tank (20) is in communication with a first water outlet (26) of the vehicle body.

Description

Solar photovoltaic water supply vehicle and solar photovoltaic water supply system

technical field

The invention relates to the technical field of photoelectric water supply equipment, in particular to a solar photoelectric water supply vehicle and a solar photoelectric water supply system.

Background technique

Due to regional differences, there are large differences in water saturation in different regions. For areas with insufficient water resources, in order to meet the needs of domestic water or irrigation for planting and breeding, it is necessary to transport water from areas with sufficient water resources to water resources. deprived areas.

The existing way of transporting water resources is through water supply equipment. The existing water supply equipment manufacturers are equipped with water storage tanks, and the pumping impellers are started by diesel generators or gasoline generators to pump water into the water storage tanks. After the water storage tank is full, the water storage tank is sealed, and the water supply equipment transports the water storage tank to the target area, and then opens the water outlet of the water supply equipment to supply water. Although this water supply equipment can transport water resources, the diesel generator and gasoline generator It is not clean energy and cannot be energy-saving and environmentally friendly.

Therefore, there is an urgent need to study a water supply device that can meet the problems of environmental protection and water supply at the same time.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a solar photovoltaic water supply vehicle and a solar photovoltaic water supply system to solve the technical problem that the existing water supply equipment uses diesel generators or gasoline generators to pump water and cannot meet the requirements of energy saving and environmental protection.

In order to solve the above technical problems, as an aspect of the present invention, a solar photovoltaic water supply vehicle is provided, including: a vehicle body, a solar panel, an electric control cabinet, a negative pressure tank, a first water storage and pressure regulating tank, and a second storage tank. Water surge tank, built-in motor and siphon pump;

The vehicle body includes a water inlet and a water outlet, the water inlet of the vehicle body includes a first water inlet, and the water outlet of the vehicle body includes a first water outlet;

The solar panel is arranged on the top of the vehicle body, connected with the electric control cabinet, and provides electric energy for the electric control cabinet;

The electric control cabinet, the negative pressure tank, the first water storage and pressure regulating tank and the second water storage and pressure regulating tank are all arranged inside the vehicle body;

The electric control cabinet converts the electric energy of solar energy into alternating current to provide working power for the solar photovoltaic water supply vehicle;

The negative pressure tank is provided with a built-in motor and a siphon pump, the built-in motor is connected with the electric control cabinet and the siphon pump, and the operating power provided by the electric control cabinet provides the siphon pump with operating power; the siphon pump includes a water inlet and a siphon pump. Outlet;

The first water storage and pressure regulating tank includes a first water inlet and a water outlet, and the second water storage and pressure regulating tank includes a water inlet and a water outlet;

The first water inlet of the vehicle body is communicated with the water inlet of the siphon pump, and the water outlet of the siphon pump is communicated with the first water inlet of the first water storage and pressure regulating tank. The water outlet of the pressure tank is communicated with the water inlet of the second water storage and pressure regulating tank, and the water outlet of the second water storage and pressure regulating tank is communicated with the first water outlet of the vehicle body.

Further, the solar photovoltaic water supply vehicle further includes a first connecting pipe and a second connecting pipe, the first connecting pipe connects the water outlet of the siphon pump and the first water inlet of the first water storage and pressure regulating tank, the first Two connecting pipes connect the water outlet of the first water storage and pressure regulating tank and the water inlet of the second water storage and pressure regulating tank; the first connecting pipe and the second connecting pipe are both provided with a check valve and a gate valve.

Further, the solar photovoltaic water supply vehicle further includes a booster pipe and a three-way joint, the water outlet of the vehicle body includes a second water outlet, and the three-way joint is arranged on the first connecting pipe and is located at the back of the check valve. Upstream, the first end of the tee joint is connected with the water outlet of the siphon pump, the second end is connected with the first water inlet of the first water storage and pressure regulating tank, and the third end is connected with one end of the booster pipe. The other end is connected with the second water outlet of the vehicle body.

Further, a booster pump is arranged in the booster pipe, and the booster pump is connected with the electric control cabinet.

Further, the solar photovoltaic water supply vehicle further includes a third connection pipe, and the third connection pipe is connected to the water outlet of the second water storage and pressure regulating tank and the first water outlet of the vehicle body.

Further, the solar photovoltaic water supply vehicle further includes an external centrifugal pump, the first water storage and pressure regulating tank further includes a second water inlet, the water inlet of the vehicle body further includes a second water inlet, and the external centrifugal pump It includes a water inlet and a water outlet, the water inlet of the external centrifugal pump is connected with the second water inlet of the vehicle body, and the water outlet of the external centrifugal pump is connected with the second water inlet of the first water storage and pressure regulating tank; the electric control cabinet is An external centrifugal pump provides working power.

Further, the solar photovoltaic water supply vehicle further includes a fourth connection pipe, the fourth connection pipe is connected to the water outlet of the external centrifugal pump and the second water inlet of the first water storage and pressure regulating tank, and the fourth connection pipe is connected to the second water inlet of the first water storage and pressure regulating tank. Equipped with check valve and gate valve.

Further, the bottom of the first water storage pressure tank is provided with a water replenishment pipe that communicates with the siphon pump, and a gate valve is provided on the water replenishment pipe.

Further, the solar photovoltaic water supply vehicle further includes a switching device, which is connected to the built-in motor, the external centrifugal pump and the electric control cabinet, and is used to select one of the built-in motor and the external centrifugal pump to provide working power for it.

Further, the solar photovoltaic water supply vehicle further includes a pressure gauge and/or a liquid level sensor and an exhaust valve, the pressure gauge and/or the liquid level sensor are arranged in the second water storage and pressure regulating tank, and the exhaust valve It is arranged on the second water storage and pressure regulating tank.

Further, the electric control cabinet is connected with the pressure gauge and/or the liquid level sensor and the first water storage and pressure regulating tank, and the electric control cabinet is calculated according to the pressure value of the pressure gauge and/or through the liquid level sensor. The output pressure value adjusts the pressure of the first water storage pressure regulating tank.

Further, the vehicle body includes a carriage, two wheels, two supporting feet and a traction hook, the wheels are arranged at the bottom of the rear end of the carriage, the supporting feet are arranged at the bottom of the front end of the carriage, and the traction hook is arranged at the bottom of the carriage. front end.

Further, the solar photovoltaic water supply vehicle further includes a lift transmission mechanism, one side of the solar panel is connected to the vehicle body through a rotating shaft, one end of the lift transmission mechanism is fixedly connected to the top of the vehicle body, and the other end is connected to the solar panel. The bottom is fixedly connected, and the lift transmission mechanism is extended or shortened, so that the solar panel rotates around the rotating shaft and adjusts the angle of the solar panel.

As a second aspect of the present invention, a solar photovoltaic water supply system is provided, comprising: two or more solar photovoltaic water supply vehicles and one or more fifth connecting pipes;

Two adjacent solar photovoltaic water supply vehicles are connected through a fifth connecting pipe, one end of the fifth connecting pipe is connected to the water outlet of the previous solar photovoltaic water supply vehicle, and the other end is connected to the water inlet of the latter solar photovoltaic water supply vehicle.

Further, the length of the fifth connecting pipe is 3-20 kilometers.

Further, a pressure sensor is provided at the water inlet of the vehicle body of the solar photoelectric water supply vehicle, and the pressure sensor is connected to the electric control cabinet. When the pressure of the pressure sensor is lower than a specified threshold, the electric control cabinet controls the startup of the built-in motor. .

The beneficial effects of the present invention are:

The present invention uses solar energy to provide power to the water supply vehicle, and does not need to use equipment such as diesel generators or gasoline generators that cause environmental pollution. The specific advantages are described in the following aspects:

1. The electric control cabinet is used to convert the 37V voltage of the solar energy into a stable 380V three-phase alternating current that can be used by motors, pumps, etc., which overcomes the problems of small solar voltage and unstable current, and expands the application range of solar energy.

2. Two water storage and pressure regulating tanks are used, and the pressure in the pressure regulating tank can be changed according to the situation, which can realize the functions of voltage stabilization, pressure regulation and water supply for the water inlet of the siphon pump, which can not only reduce the water suction pressure of the siphon pump, but also It can prevent the motor from burning due to idling of the motor.

3. Adjust the inclination angle of the solar panel through the lifting transmission mechanism, adapt to the sunlight in different periods, and improve the light energy collection efficiency.

4. Connect to an external centrifugal pump, so that the solar photovoltaic water supply vehicle can pump water from farther places and improve the pumping efficiency.

5. The solar photovoltaic water supply truck can go to any place to pump water by means of traction, and can also connect multiple water supply trucks in series to realize long-distance water transportation.

6. The solar photovoltaic water supply vehicle can be applied to many application scenarios, such as water transportation, irrigation, and domestic water in the wild.

Description of drawings

FIG. 1 schematically shows a schematic three-dimensional structure of a solar photovoltaic water supply vehicle;

Fig. 2 schematically shows a side perspective structure diagram of a solar photovoltaic water supply vehicle;

Fig. 3 schematically shows the top view structure diagram of the solar photovoltaic water supply vehicle (with the solar panel removed);

FIG. 4 schematically shows a schematic structural diagram of a lift transmission mechanism;

FIG. 5 schematically shows a schematic view of an unfolded structure of a solar cell panel;

FIG. 6 schematically shows another schematic diagram of the unfolded structure of the solar cell panel;

FIG. 7 schematically shows a schematic structural diagram of the solar cell panel of FIG. 6 when it is folded at a preset angle;

FIG. 8 schematically shows a partial structural schematic diagram of the lifting transmission mechanism;

FIG. 9 schematically shows a partial structural schematic diagram of a lift transmission mechanism (another embodiment).

Among them, 1—solar panel, 2—electric control cabinet, 3—external centrifugal pump, 4—negative pressure tank, 5—first water storage and pressure regulating tank, 6—check valve, 7—first connecting pipe, 8 - carriage, 9 - wheels, 10 - support feet, 11 - traction hook, 12 - lift transmission mechanism, 13 - turning handle, 14 - front door, 15 - side door, 16 - exhaust valve, 17 - pressure gauge , 18—siphon pump, 19—gate valve, 20—second water storage and pressure regulating tank, 21—second connecting pipe, 22—third connecting pipe, 23—fourth connecting pipe, 24—spare room, 25—car body 26—the water outlet of the car body, 27—the rotating shaft, 28—the booster pump, 29—the booster pipe, 30—the first water inlet of the first water storage and pressure regulating tank, 31—the first water storage regulator The second water inlet of the pressure tank.

detailed description

Embodiments of the invention are described in detail below, but the invention can be practiced in many different ways as defined and covered by the claims.

In order to make those skilled in the art better understand the solutions of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only It is a part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by ” etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the embodiments of the present application and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, It is constructed and operated in a specific orientation, and therefore should not be construed as a limitation on the embodiments of the present application. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the embodiments of the present application, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a Removable connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the embodiments of the present application in specific situations.

As the first embodiment of the present invention, a solar photovoltaic water supply vehicle is provided, as shown in Figures 1-3, comprising: a vehicle body, a solar panel 1, an electric control cabinet 2, a negative pressure tank 4, a first water storage Pressure regulating tank 5, second water storage and pressure regulating tank 20, built-in motor, siphon pump 18, external centrifugal pump 3, booster pipe 29, tee joint, switching device, pressure gauge 17, liquid level sensor, exhaust valve 16 , the lifting transmission mechanism 12 , the first connecting pipe 7 , the second connecting pipe 21 , the third connecting pipe 22 and the fourth connecting pipe 23 .

The vehicle body includes a carriage 8 , two wheels 9 , two supporting feet 10 and a traction hook 11 . The front side of the compartment 8 is provided with a front compartment door 14 , the left and right sides are provided with side compartment doors 15 , and the compartment 8 is also provided with a water inlet 25 and a water outlet 26 . The front compartment door 14 is a double door, and the side compartment door 15 is a sliding door or a rolling shutter door. The water inlet 25 on the carriage 8 includes a first water inlet and a second water inlet. The water outlet 26 on the carriage 8 includes a first water outlet and a second water outlet. The right side of FIG. 1 is the front end of the carriage 8 . Two wheels 9 are arranged at the bottom of the rear end of the carriage 8, and two supporting feet 10 are arranged at the bottom of the front end of the carriage 8, and the supporting feet 10 are 3-5 cm lower than the wheels. The towing hook 11 is fixed on the front end of the carriage 8 to facilitate the towing and transportation of the towing tool. The size of the carriage 8 is equivalent to the size of the RV. When the car body needs to be moved, the towing hook 11 is connected to the towing tool to lift the car body, the two supporting feet 10 are off the ground, and the two wheels act on the traction force of the towing tool move down. The car body can be towed by car, tractor or cattle. A spare room 24 is also provided in the carriage 8, and the spare room 24 can be used to place connecting pipes and other tools, which is convenient for line routing and maintenance.

The solar panel 1 is arranged on the top of the carriage 8 and is connected to the electric control cabinet 2 to provide electric power for the electric control cabinet 2 . The gear of the solar panel 1 is larger than the size of the top surface of the carriage 8, and the sides of the solar panel 1 can be folded. As shown in FIG. 5 , the opposite sides of the solar panel 1 can be folded. When performing operations such as pumping and supplying water, the two sides are opened to expand the area of the solar panel 1 in contact with sunlight. In order to make full use of the solar energy, the solar panel 1 can also be set to be foldable on four sides, as shown in Fig. 6 and Fig. 7 , Fig. 6 shows the state after the four sides of the solar panel 1 are opened, and Fig. 7 shows the solar panel 1 The four sides are folded. As shown in FIGS. 1 and 4 , one side of the solar panel 1 is connected to the top of the carriage 8 through the rotating shaft 27 , one end of the lift transmission mechanism 12 is fixedly connected to the top of the carriage 8 , and the other end is fixedly connected to the bottom of the solar panel 1 . The lift transmission mechanism 12 can be extended or shortened, so that the solar panel 1 rotates around the rotating shaft 27 to adjust the inclination angle of the solar panel, so that the solar panel 1 can adapt to different angles of light and improve the photoelectric conversion efficiency. When the lift transmission mechanism 12 is extended upward, the inclination angle of the solar cell panel 1 increases; when the lift transmission mechanism 12 is shortened, the inclination angle of the solar cell panel 1 decreases. The lifting transmission mechanism 12 adopts a screw lift. As shown in FIG. 4 , the screw lift includes a first screw vertically arranged, a second screw arranged horizontally, and a rotating gear sleeved on the outer ring of the first screw. The rotating gear and the second screw The outer ring of the screw is matched, when the second screw rotates, it drives the rotating gear to rotate, and the first screw moves up and down with the rotation of the rotating gear. The screw lift converts the rotary motion into linear motion, and realizes the adjustment of the inclination angle of the solar panel 1 through the vertical upward and downward linear motion. The screw lift can drive the second screw to rotate through the motor, and the motor is connected with the electric control cabinet 2 to obtain the working power; the screw lift can also be provided with a rotating handle 13, and the rotating handle 13 is fixedly connected with the second screw. The rotating handle 13 can be arranged at the rear end of the carriage 8 (as shown in FIG. 8 ) or at the front end of the carriage 8 (as shown in FIG. 9 ).

As shown in FIG. 2 and FIG. 3 , the electric control cabinet 2 , the negative pressure tank 4 , the first water storage and pressure regulating tank 5 and the second water storage and pressure regulating tank 20 are all arranged in the carriage 8 .

The electric control cabinet 2 converts the solar energy from 37V into 380V three-phase alternating current, and provides working power for the solar photovoltaic water supply vehicle.

The negative pressure tank 4 is provided with a built-in motor and a siphon pump 18 . The built-in motor is connected to the electric control cabinet 2 and the siphon pump 18 , and the operating power provided by the electric control cabinet 2 provides the siphon pump 18 with operating power. The siphon pump 18 includes a water inlet and a water outlet.

The first water storage and pressure regulating tank 5 includes a first water inlet 30 , a second water inlet 31 and a water outlet, and the second water storage and pressure regulating tank 20 includes a water inlet and a water outlet.

The first water inlet in the water inlets 25 of the vehicle body communicates with the water inlet of the siphon pump 18 , and the water outlet of the siphon pump 18 communicates with the first water inlet 30 of the first water storage and pressure regulating tank 5 through the first connecting pipe 7 . The first connecting pipe 7 is provided with a check valve 6 , a gate valve 19 and a three-way joint, and the three-way joint is arranged upstream of the check valve 6 . The check valve 6 can prevent backflow of water. The first end of the tee joint is connected to the water outlet of the siphon pump 18 , the second end is connected to the first water inlet 30 of the first water storage and pressure regulating tank 5 , and the third end is connected to one end of the booster pipe 29 . The other end of the pipe 29 is connected to the second water outlet in the water outlet 26 of the vehicle body. The booster pipe 29 is provided with a booster pump 28, and the booster pump 28 is connected to the electric control cabinet 2 to obtain working power. When the first water storage and pressure regulating tank 5 and the second water storage and pressure regulating tank 20 need to be repaired and maintained, the siphon pump 18 can be directly used to pump and transport water. When the pressure of the pipeline is insufficient, the booster pipe 29 and the booster pump 28 pressurize. The booster pump 28 occupies a large space, and may be a horizontal booster pump or a vertical booster pump. The use of horizontal booster pump is more conducive to the utilization of space. The booster pipe 29 is also provided with a gate valve 19 through which the opening and closing of the booster pipe 29 can be controlled.

The external centrifugal pump 3 obtains the working power from the electric control cabinet 2, including the water inlet and the water outlet. The second water inlet in the water inlet 25 of the vehicle body is communicated with the water inlet of the external centrifugal pump 3, and the water outlet of the external centrifugal pump 3 is connected with the second water inlet 31 of the first water storage and pressure regulating tank 5 through the fourth connecting pipe 23. Connected. The external centrifugal pump 3 can be connected to the waters farther away. The fourth connecting pipe 23 is provided with a check valve 6 and a gate valve 19 to prevent backflow of water.

The switching device is connected with the built-in motor, the external centrifugal pump 3 and the electric control cabinet 2, and is used to select one of the built-in motor and the external centrifugal pump 3 to provide working power for it. That is to say, when the built-in motor works, the external centrifugal pump 3 cannot work; when the external centrifugal pump 3 works, the built-in motor cannot work.

The water outlet of the first water storage and pressure regulating tank 5 is communicated with the water inlet of the second water storage and pressure regulating tank 20 through the second connecting pipe 21 , and the water outlet of the second water storage and pressure regulating tank 20 is connected to the vehicle through the third connecting pipe 22 . The first one of the water outlets 26 of the body communicates. The second connecting pipe 21 is provided with a check valve 6 and a gate valve 19, and the check valve 6 can prevent the backflow of water.

Both the first water storage and pressure regulating tank 5 and the second water storage and pressure regulating tank 20 are provided with liquid level sensors, which can obtain the water level information in the pressure regulating tank in a timely, convenient and accurate manner, and can also calculate the pressure regulating tank through the water level information. pressure within. The liquid level sensor adopts a float level gauge. The first water storage pressure tank 5 and the second water storage pressure tank 20 are also provided with an exhaust valve 16 and a pressure gauge 17, and the pressure inside the tank is monitored in real time through the pressure gauge 17. The valve 16 exhausts, reduces the pressure in the pressure tank, prevents damage to the pressure tank or even an accident, and improves safety. When the pressure in the second water storage pressure tank 20 is insufficient, the electric control cabinet 2 controls the first water storage pressure tank 5 to adjust the pressure, so that the siphon pump 18 can absorb water more easily, and at the same time, the second water storage pressure regulating tank 20 can be adjusted. Easier to drain. The first water storage and pressure regulating tank 5 and the second water storage and pressure regulating tank 20 can not only stabilize the pressure during use, but also adjust the pressure in the tanks, so that the water can be more easily sucked into the pressure regulating tank and discharged more easily. Inside the surge tank, the motor can draw in and out more water with less electrical energy. The bottom of the first water storage and pressure regulating tank 5 is provided with a water supply pipe connected to the siphon pump 18, and a gate valve is arranged on the water supply pipe. The first water storage and pressure regulating tank 5 can also play a role in replenishing water. When starting to pump water, the water that has just entered is separated from the siphon pump 18 by a certain distance, and there is air in the middle pipe. If water is pumped at this time, the built-in motor will be idling. , the built-in motor is easy to heat up and cause motor damage. By adjusting the pressure of the first water storage and pressure regulating tank 5, part of the water can be backflowed to the siphon pump 18 through the water supply pipe to prevent damage to the built-in motor.

The working principle of the present invention:

When pumping is required:

The solar panel 1 provides electrical energy for the electric control cabinet 2, and the electric control cabinet 2 converts the 37V voltage into a 380V AC voltage. The water enters the siphon pump 18 or the external centrifugal pump 3 from the water inlet 25 of the vehicle body. The siphon pump 18 sucks water under the negative pressure of the negative pressure tank 4 . The impeller of the external centrifugal pump 3 runs at high speed, and the water rotates along with the blades. If the pressure in the tank is too low or the solar energy is unstable, increase the pressure in the first water storage and pressure regulating tank 5 . The first water storage and pressure regulating tank 5 delivers water to the second water storage and pressure regulating tank 20 .

When draining is required:

The water is discharged from the water outlet of the second water storage and pressure regulating tank 20 through the water outlet 26 of the vehicle body. If the pressure of the second water storage and pressure regulating tank 20 is insufficient, the pressure in the first water storage and pressure regulating tank 5 is increased to adjust the pressure of the second water storage and pressure regulating tank 20 .

When the first water storage and pressure regulating tank 5 and the second water storage and pressure regulating tank 20 are being repaired and maintained, the water supply truck can carry out pressurized water transportation. At this time, the water enters the siphon pump 18 from the water inlet 25 of the vehicle body, and then discharges the water supply vehicle through the booster pipe 29, increasing the pressure of the water, and can transport the water to a farther place.

The solar photoelectric water supply vehicle of the invention not only does not need to use diesel generators or gasoline generators to pump water to meet the requirements of energy saving and environmental protection, but also can be used in various places to meet various water needs of people in various places. Solar photovoltaic water supply vehicles can be used in many application scenarios, such as water transportation, irrigation, and domestic water in the wild.

As a second embodiment of the present invention, a solar photovoltaic water supply system is provided, comprising: two or more solar photovoltaic water supply vehicles of the first embodiment, and one or more fifth connecting pipes;

The length of the fifth connecting pipe is 3-20 kilometers. The water inlet 25 of the solar photoelectric water supply vehicle is provided with a pressure sensor. The pressure sensor is connected to the electric control cabinet 2. When the pressure of the pressure sensor is lower than the specified threshold, the electric control cabinet 2 controls the startup of the built-in motor.

With a built-in motor, the pressure of the water being delivered is increased, allowing the water to be delivered to further distances. In practical application scenarios, a solar photovoltaic water supply vehicle is set up every 3-20 kilometers to realize the series connection of multiple solar photovoltaic water supply vehicles. When water is required in remote areas, only a few or a dozen solar photovoltaic water supply vehicles are needed. The water supply truck can realize the function of transporting water, and this function does not require the use of diesel or gasoline generators, only environmentally friendly solar energy can be solved, and it can be unattended. When a water supply truck detects that the water pressure is insufficient, it starts the built-in motor to increase the water pressure. When the solar energy is insufficient, the built-in motor can be automatically powered off to stop the water transport. It can also remotely monitor the water supply truck through mobile signals, check the status of the water supply truck according to the current and voltage values of the water supply truck, and remotely control the opening and closing of the water supply truck.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

A solar photovoltaic water supply vehicle, characterized in that it comprises a vehicle body, a solar panel (1), an electric control cabinet (2), a negative pressure tank (4), a first water storage and pressure regulating tank (5), and a second storage tank (5). Water surge tank (6), built-in motor and siphon pump (18);

The vehicle body includes a water inlet (25) and a water outlet (26), the water inlet (25) of the vehicle body includes a first water inlet, and the water outlet (26) of the vehicle body includes a first water outlet;

The solar cell panel (1) is arranged on the top of the vehicle body, is connected with the electric control cabinet (2), and provides electrical energy for the electric control cabinet (2);

The electric control cabinet (2), the negative pressure tank (4), the first water storage and pressure regulating tank (5) and the second water storage and pressure regulating tank (20) are all arranged inside the vehicle body;

The electric control cabinet (2) converts the electric energy of solar energy into alternating current to provide working power for the solar photovoltaic water supply vehicle;

The negative pressure tank (4) is provided with a siphon pump (18) and a built-in motor, the built-in motor is respectively connected with the electric control cabinet (2) and the siphon pump (18), and the work provided by the electric control cabinet (2) The power supply provides operating power for the siphon pump (18); the siphon pump (18) includes a water inlet and a water outlet;

The first water storage and pressure regulating tank (5) includes a first water inlet (30) and a water outlet, and the second water storage and pressure regulating tank (20) includes a water inlet and a water outlet;

The first water inlet of the vehicle body is communicated with the water inlet of the siphon pump (18), and the water outlet of the siphon pump (18) is connected with the first water inlet of the first water storage and pressure regulating tank (5). (30) communication, the water outlet of the first water storage and pressure regulating tank (5) is communicated with the water inlet of the second water storage and pressure regulating tank (20), the second water storage and pressure regulating tank (20) The water outlet is communicated with the first water outlet of the vehicle body.
The solar photovoltaic water supply vehicle according to claim 1, further comprising a first connecting pipe (7) and a second connecting pipe (21), wherein the first connecting pipe (7) is connected to the siphon pump (18). The water outlet is connected to the first water inlet (30) of the first water storage and pressure regulating tank (5), and the second connecting pipe (21) is connected to the water outlet of the first water storage and pressure regulating tank (5) and the second water storage The water inlet of the pressure regulating tank (20); the first connecting pipe (7) and the second connecting pipe (21) are provided with a check valve (6) and a gate valve (19).
The solar photovoltaic water supply vehicle according to claim 2, characterized in that it further comprises a booster pipe (29) and a three-way joint, the water outlet of the vehicle body comprises a second water outlet, and the three-way joint is arranged on the first water outlet. A connecting pipe (7) is located upstream of the check valve (6), the first end of the three-way joint is connected to the water outlet of the siphon pump (18), and the second end is connected to the first water storage and pressure regulating tank (5) The first water inlet (30) is connected to the first water inlet (30), the third end is connected to one end of the booster pipe (29), and the other end of the booster pipe (29) is connected to the second water outlet of the vehicle body.
The solar photovoltaic water supply vehicle according to claim 3, characterized in that a booster pump (28) is arranged in the booster pipe (29), and the booster pump (28) is connected to the electric control cabinet (2). )connect.
The solar photovoltaic water supply vehicle according to claim 1, characterized in that it further comprises an external centrifugal pump (3), the first water storage and pressure regulating tank (5) further comprises a second water inlet (31), and the vehicle The water inlet of the vehicle body also includes a second water inlet, the external centrifugal pump (3) includes a water inlet and a water outlet, the water inlet of the external centrifugal pump (3) is communicated with the second water inlet of the vehicle body, and the external centrifugal pump (3) ) is communicated with the second water inlet (31) of the first water storage and pressure regulating tank (5); the electric control cabinet (2) provides working power for the external centrifugal pump (3).
The solar photovoltaic water supply vehicle according to claim 1, characterized in that, a water supply pipe connected to the siphon pump (18) is arranged at the bottom of the first water storage pressure tank (5), and a gate valve is arranged on the water supply pipe .
The solar photovoltaic water supply vehicle according to claim 1, characterized in that, further comprising a pressure gauge (17) and/or a liquid level sensor, an exhaust valve (16), the pressure gauge (17) and/or a liquid level sensor It is arranged in the second water storage and pressure regulating tank (20), and the exhaust valve (16) is arranged on the second water storage and pressure regulating tank (20).
The solar photovoltaic water supply vehicle according to claim 7, characterized in that, the electric control cabinet (2) is connected with the pressure gauge (17) and/or the liquid level sensor and the first water storage and pressure regulating tank (5). , the electric control cabinet (2) adjusts the pressure of the first water storage and pressure regulating tank (5) according to the pressure value of the pressure gauge (17) and/or the pressure value calculated by the liquid level sensor.
A solar photovoltaic water supply system, characterized in that it comprises: two or more solar photovoltaic water supply vehicles according to any one of claims 1-8, and one or more fifth connecting pipes;

Two adjacent solar photovoltaic water supply vehicles are connected through a fifth connecting pipe, one end of the fifth connecting pipe is connected to the water outlet of the previous solar photovoltaic water supply vehicle, and the other end is connected to the water inlet of the latter solar photovoltaic water supply vehicle.
The solar photovoltaic water supply system according to claim 9, wherein the length of the fifth connecting pipe is 3-20 kilometers.