CN220624432U - Wall-mounted photovoltaic electric water heating system - Google Patents

Abstract

The utility model discloses a wall-mounted photovoltaic electric water heating system which comprises a photovoltaic assembly, a distribution box, a grid-connected box, a reverse control integrated machine, an electric heating water tank, a cloud controller, domestic hot water equipment, an energy storage battery and heating equipment, wherein the photovoltaic assembly is fixed on an outer wall through a first fixing piece and a second fixing piece, a first sensor which leaks in the air outside is arranged on the cloud controller, a second sensor and an electric heater are arranged in the electric heating water tank, the cloud controller is electrically connected with the electric heater, the grid-connected box is electrically connected with the distribution box, and a hot water pipe and a cold water pipe are arranged on the electric heating water tank. The wall-mounted photovoltaic electric water heating system meets the electricity consumption requirement of a user, reduces the economic pressure caused by electricity consumption expenditure, and can also be used for integrating the residual electricity into a power grid to increase the economic income of the user.

Description

Wall-mounted photovoltaic electric water heating system

Technical Field

The utility model relates to the technical field of photovoltaic power generation, in particular to a wall-mounted photovoltaic electric water heating system.

Background

Under the current situation that the world is increasingly short of renewable energy sources and the environment pollution is increasingly serious, people worldwide turn the eyes to the solar energy utilization. In recent years, the small-sized domestic distributed photovoltaic industry has been rapidly advanced, and the existing small-sized distributed photovoltaic system is generally installed on a roof. Building structures such as roofs, balconies, windows, outer walls and the like can be provided with photovoltaic systems at all spatial positions, the building structures are utilized to occupy no more land, and the system is convenient for the daily maintenance of users.

With the increase of the types of household appliances and the popularization of electric heating equipment, the electricity consumption of users is greatly increased, the proportion occupied by electricity expenditure is increased year by year, and great economic pressure is brought to the users. The photovoltaic engineering installed by the building is fully utilized to produce electric power, so that the generated electric power is used by building users, the electricity consumption of the users is reduced, and meanwhile, redundant electric power can be connected to a municipal power grid in a grid mode, and the economic income is increased.

Disclosure of Invention

The utility model aims to provide a wall-mounted photovoltaic electric water heating system, which meets the electricity demand of a user, reduces the economic pressure caused by electricity expenditure, and can also be integrated into a power grid to increase the economic income of the user.

In order to achieve the above purpose, the utility model provides a wall-mounted photovoltaic electric water heating system, which comprises a photovoltaic module, a distribution box, a grid-connected box, a reverse control integrated machine, an electric heating water tank, a cloud controller, domestic hot water equipment, an energy storage battery and heating equipment, wherein the photovoltaic module is fixed on an outer wall through a first fixing piece and a second fixing piece, a first sensor leaking in air is arranged on the cloud controller, a second sensor and an electric heater are arranged in the electric heating water tank, the cloud controller is electrically connected with the electric heater, the grid-connected box is electrically connected with the distribution box, and a hot water pipe and a cold water pipe are arranged on the electric heating water tank.

Preferably, the photovoltaic module is electrically connected with the reverse control integrated machine through a cable, and the cloud controller is simultaneously electrically connected with the distribution box and the reverse control integrated machine.

Preferably, the output end of the inverse control integrated machine is electrically connected with the energy storage battery, the cloud controller and the grid-connected box respectively.

Preferably, the cloud controller is respectively connected with the first sensor and the second sensor in a signal manner.

Preferably, the hot water pipe and cold water pipe one end respectively with heat transfer device intercommunication, heating equipment's water inlet and delivery port respectively with heat transfer device intercommunication, the one end that the hot water pipe is close to heat transfer device is equipped with first circulating pump and first filter, heating equipment's water inlet is equipped with second circulating pump and second filter, first circulating pump and second circulating pump respectively with cloud accuse ware electricity federation, heating equipment's delivery port is equipped with the third sensor, third sensor and cloud accuse ware electricity federation.

Preferably, the hot water pipe is communicated with domestic hot water equipment.

Therefore, the wall-mounted photovoltaic electric water heating system meets the electricity consumption requirement of a user, reduces the economic pressure caused by electricity consumption expenditure, and can also be used for integrating the residual electricity into a power grid to increase the economic income of the user.

The technical scheme of the utility model is further described in detail through the drawings and the embodiments.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an embodiment of a wall-mounted photovoltaic electric water heating system according to the present utility model.

Reference numerals

1. A photovoltaic module; 2. a first fixing member; 3. a second fixing member; 4. a distribution box; 5. grid-connected box; 6. the reverse control integrated machine; 7. an energy storage battery; 8. a cloud controller; 9. an electric heating water tank; 10. a domestic hot water apparatus; 11. a heating apparatus; 12. a first sensor; 13. a heat exchange device; 14. a second sensor; 15. an electric heater; 16. a third sensor; 17. a first circulation pump; 18. a first filter; 19. a hot water pipe; 20. a cold water pipe; 21. a second circulation pump; 22. and a second filter.

Detailed Description

The technical scheme of the utility model is further described below through the attached drawings and the embodiments.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

As shown in the figure, a wall-mounted photovoltaic electric water heating system comprises a photovoltaic module 1, a distribution box 4, a grid-connected box 5, a reverse control integrated machine 6, an electric water heating tank 9, a cloud controller 8, domestic water heating equipment 10, an energy storage battery 7 and heating equipment 11, wherein the photovoltaic module 1 is fixed on an outer wall through a first fixing piece 2 and a second fixing piece 3. The photovoltaic module 1 may be provided with a plurality of groups, and the photovoltaic module 1 is fixed on the outer wall by a single group or a plurality of groups of first fixing pieces 2 and second fixing pieces 3 through being connected together in series or in parallel. The photovoltaic module 1 is electrically connected with the reverse control integrated machine 6 through a cable. The photovoltaic modules 1 of a plurality of groups are connected in series or in parallel and then electrically connected with the reverse control integrated machine 6 through cables. The electric power output by the photovoltaic module 1 is directly transmitted to the inverse control integrated machine 6.

The cloud controller 8 is provided with a first sensor 12 which leaks out in the air, the first sensor 12 measures the indoor temperature in a heating mode, the electric heating water tank 9 is internally provided with a second sensor 14 and an electric heater 15, the second sensor 14 measures the temperature of water in the electric heating water tank 9, and the electric heater 15 heats the water in the electric heating water tank 9. Grid-connected box 5 and block terminal 4 electricity federation, block terminal 4 and municipal administration electric wire netting electricity are connected.

The cloud controller 8 is electrically connected with the distribution box 4 and the inverse control integrated machine 6 at the same time. The power output from the integrated machine 6 is preferably reversely controlled at the time of power supply.

The output end of the inverse control integrated machine 6 is electrically connected with the energy storage battery 7, the cloud controller 8 and the grid-connected box 5 respectively. The cloud controller 8 is electrically connected with the electric heater 15, and the cloud controller 8 is respectively connected with the first sensor 12 and the second sensor 14 through signals. The cloud controller 8 judges whether the heating temperature is lower than a set value by receiving the signal transmitted by the first sensor 12, judges whether the temperature in the electric heating water tank 9 is lower than the set value by receiving the signal transmitted by the second sensor 14, and supplies power to the electric heater 15, and is determined by the cloud controller 8 according to the signal transmitted by the second sensor 14.

The electric heating water tank 9 is provided with a hot water pipe 19 and a cold water pipe 20, and the hot water pipe 19 is communicated with the domestic hot water equipment 10. One end of the hot water pipe 19 and one end of the cold water pipe 20 are respectively communicated with the heat exchange device 13, the water inlet and the water outlet of the heating equipment 11 are respectively communicated with the heat exchange device 13, and the heat exchange device 13 belongs to the prior art, and the function and the working principle of the heat exchange device are not repeated here. The one end that hot-water line 19 is close to heat transfer device 13 is equipped with first circulating pump 17 and first filter 18, and the water inlet of heating equipment 11 is equipped with second circulating pump 21 and second filter 22, and first circulating pump 17 and second circulating pump 21 respectively with cloud accuse ware 8 electricity federation, the delivery port of heating equipment 11 is equipped with third sensor 16, third sensor 16 and cloud accuse ware 8 electricity federation. The hot water in the electric heating water tank 9 is introduced into the domestic hot water apparatus 10 through the hot water pipe 19. The external tap water conveys cold water back to the electric water tank 9 through the pipeline by self pressure. The hot water in the electric heating water tank 9 passes through the hot water pipe 19, enters the heat exchange device 13 under the action of the first circulating pump 17, the cold water in the heating equipment 11 also enters the heat exchange device 13 under the action of the second circulating pump 21, the hot water and the cold water exchange heat in the heat exchange device 13, the hot water after heat exchange changes into cold water, and then returns to the electric heating water tank 9 through the cold water pipe to be continuously heated, and the cold water after heat exchange flows out of the heat exchange device 13 to enter the heating equipment 11 to heat.

When the intelligent power supply system is used, the power output by the photovoltaic module 1 is directly transmitted to the inverse control integrated machine 6, the inverse control integrated machine 6 supplies power to the cloud controller 8 preferentially, the cloud controller 8 is always powered except for the shutdown of the cloud controller 8, the electric heater 15, the first circulating pump 17, the second circulating pump 21, the heating equipment 11 and other units arranged in the electric heating water tank 9 are powered according to the control logic of the cloud controller 8, and the water in the electric heating water tank 9 heated by the electric heater 15 is transmitted to the domestic hot water equipment 10. The hot water in the electric heating water tank 9 passes through the hot water pipe 19, enters the heat exchange device 13 under the action of the first circulating pump 17, the cold water in the heating equipment 11 also enters the heat exchange device 13 under the action of the second circulating pump 21, the hot water and the cold water exchange heat in the heat exchange device 13, the hot water after heat exchange changes into cold water, and then returns to the electric heating water tank 9 through the cold water pipe to be continuously heated, and the cold water after heat exchange flows out of the heat exchange device 13 to enter the heating equipment 11 to heat.

When each power supply device does not need to use electricity, the cloud controller 8 stops supplying electricity to the electric equipment, the inverse control integrated machine 6 selects to supply electricity to the energy storage battery 7 until the electricity to the energy storage battery 7 meets the requirement, the residual electricity is output to the grid-connected box 5, and the grid-connected box 5 is used for conveying the residual electricity to the distribution box 4 to upload to a municipal power grid, so that the economic income is obtained. When the power is supplied to the energy storage battery 7 but the power does not meet the requirement, the cloud controller 8 is preferably selected to meet the requirement when the power is supplied to the cloud controller 8, and the power supply to the energy storage battery 7 is stopped until the cloud controller 8 judges that each electric equipment meets the set requirement, and then the power is supplied to the energy storage battery 7, and the cycle is repeated.

When the electric equipment has no power supply requirement, the inverse control integrated machine 6 directly transmits the electric power output by the photovoltaic module 1 to the grid-connected box 5, the grid-connected box 5 transmits the electric power to the distribution box 4, and residual electric power is integrated into the municipal power grid to acquire economic income.

Therefore, the wall-mounted photovoltaic electric water heating system meets the electricity consumption requirement of a user, reduces the economic pressure caused by electricity consumption expenditure, and can also be used for integrating the residual electricity into a power grid to increase the economic income of the user.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting it, and although the present utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the utility model can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the utility model.

Claims (6)

1. A wall-mounted photovoltaic electric water heating system is characterized in that: including photovoltaic module, block terminal, grid-connected box, contrary accuse all-in-one, electric heating water tank, cloud accuse ware, life hot water equipment, energy storage battery, heating equipment, photovoltaic module fixes on the outer wall through first mounting and second mounting, be provided with the first sensor of outer hourglass in the air on the cloud accuse ware, be equipped with second sensor and electric heater in the electric heating water tank, cloud accuse ware and electric heater electricity federation, grid-connected box and block terminal electricity federation, the block terminal is connected with municipal power grid electricity, be equipped with hot-water line and cold water pipe on the electric heating water tank.

2. A wall-mounted photovoltaic and electric water heating system according to claim 1, characterized in that: photovoltaic module passes through the cable and contrary accuse all-in-one electricity federation, cloud accuse ware is simultaneously with block terminal and contrary accuse all-in-one electricity federation.

3. A wall-mounted photovoltaic and electric water heating system according to claim 1, characterized in that: and the output end of the inverse control integrated machine is electrically connected with the energy storage battery, the cloud controller and the grid-connected box respectively.

4. A wall-mounted photovoltaic and electric water heating system according to claim 1, characterized in that: and the cloud controller is respectively connected with the first sensor and the second sensor through signals.

5. A wall-mounted photovoltaic and electric water heating system according to claim 1, characterized in that: the utility model discloses a heating system, including heat transfer device, heating equipment, cloud controller, first circulating pump, second circulating pump, third sensor and cloud controller electricity federation, hot-water line and cold water pipe one end respectively with heat transfer device intercommunication, heating equipment's water inlet and delivery port communicate with heat transfer device respectively, the one end that the hot-water line is close to heat transfer device is equipped with first circulating pump and first filter, heating equipment's water inlet is equipped with second circulating pump and second filter, first circulating pump and second circulating pump respectively with cloud controller electricity federation, heating equipment's delivery port is equipped with the third sensor, the third sensor is with the cloud controller electricity federation.

6. A wall-mounted photovoltaic and electric water heating system according to claim 1, characterized in that: the hot water pipe is communicated with domestic hot water equipment.