Photovoltaic and central air conditioner combined continuous heating system

Abstract

The utility model discloses a photovoltaic and central air conditioner combined continuous heating system which comprises a central air conditioner heating unit, a photovoltaic solar power supply unit and a solar heating unit. The central air conditioner heating unit comprises an air conditioner indoor unit and an air conditioner outdoor unit. The photovoltaic solar power supply unit comprises a photovoltaic solar panel and a storage battery; the solar heating unit comprises a solar heat collector, a first circulating pump, a heat collection tank, a second circulating pump and a first heat exchange coil pipe. According to the utility model, the photovoltaic solar panel and the solar heat collector are combined to store heat and electricity in the daytime, and heat and redundant electricity are used at night, so that a continuous heating system is formed.

Description

Technical Field

[0001] The utility model relates to the technical field of new energy, and particularly relates to a continuous heating system combining photovoltaic and central air conditioning. Background Art

[0002] At present, some families, offices and factories cannot use centralized heating, so they choose to use central air conditioning for heating. When using central air conditioning for heating, it needs to be continuously turned on. Once the air conditioner is turned off, the indoor temperature drops quickly, resulting in a decline in comfort. If the central air conditioning is kept on for heating all the time, the energy consumption is high, leading to large heating expenses. Summary of the Invention

[0003] The purpose of the utility model is to provide a continuous heating system combining photovoltaic and central air conditioning for the defects existing in the prior art.

[0004] The technical solution of the utility model is: a continuous heating system combining photovoltaic and central air conditioning, which is characterized in that: it includes a central air conditioning heating unit, a photovoltaic solar power supply unit and a solar heating unit;

[0005] The central air conditioning heating unit includes an indoor unit and an outdoor unit of the air conditioner;

[0006] The photovoltaic solar power supply unit includes a photovoltaic solar panel and a storage battery;

[0007] The solar heating unit includes a solar collector, a first circulation pump, a heat collection tank, a second circulation pump and a first heat exchange coil. The solar collector, the first circulation pump and the heat collection tank are connected through a first circulation pipeline. A second heat exchange coil is arranged in the heat collection tank. The second heat exchange coil, the second circulation pump and the first heat exchange coil are connected through a second circulation pipeline. The first heat exchange coil is installed at the air outlet of the indoor unit of the air conditioner;

[0008] The photovoltaic solar panel is electrically connected to the charging interface of the storage battery, and the first circulation pump, the second circulation pump, the indoor unit of the air conditioner and the outdoor unit of the air conditioner are respectively electrically connected to the power supply interface of the storage battery.

[0009] Preferably, the first circulation pipeline and the second circulation pipeline are filled with and circulated with heat-conducting oil.

[0010] Preferably, the heat collection tank is filled with heat-conducting oil.

[0011] Preferably, the heat collection tank is also filled with phase change capsules.

[0012] Compared with the prior art, the utility model has the following advantages: the utility model combines a photovoltaic solar panel and a solar collector to store heat and electricity during the day, and uses the heat and excess electricity for night use, forming a continuous heating system, which greatly saves heating costs compared with using the power grid to drive a central air conditioner for heating, and is more environmentally friendly for heating. Brief Description of the Drawings

[0013] Figure 1 is a schematic structural diagram of the utility model;

[0014] In the figure: 1, photovoltaic solar panel; 2, storage battery; 3, outdoor unit of air conditioner; 4, indoor unit of air conditioner; 5, solar collector; 6, first circulation pump; 7, first circulation pipeline; 8, heat storage tank; 9, second heat exchange coil; 10, second circulation pipeline; 11, second circulation pump; 12, first heat exchange coil; 13, phase change capsule. Detailed Description of the Preferred Embodiments

[0015] The following further describes the utility model in conjunction with the drawings and embodiments. Embodiment 1

[0016] As Figure 1 , a continuous heating system combining photovoltaic and central air conditioner includes a central air conditioner heating unit, a photovoltaic solar power supply unit and a solar heating unit.

[0017] The central air conditioner heating unit includes an indoor unit 4 of the air conditioner and an outdoor unit 3 of the air conditioner.

[0018] The photovoltaic solar power supply unit includes a photovoltaic solar panel 1 and a storage battery 2.

[0019] The solar heating unit includes a solar collector 5, a first circulation pump 6, a heat storage tank 8, a second circulation pump 11 and a first heat exchange coil 12.

[0020] Among them, the solar collector 5, the first circulation pump 6 and the heat storage tank 8 are connected through a first circulation pipeline 7.

[0021] A second heat exchange coil 9 is arranged in the heat storage tank 8, and the second heat exchange coil 9, the second circulation pump 11 and the first heat exchange coil 12 are connected through a second circulation pipeline 10, and the first heat exchange coil 12 is installed at the air outlet of the indoor unit 4 of the air conditioner.

[0022] The photovoltaic solar panel 1 is electrically connected to the charging interface of the storage battery 2, and the first circulation pump 6, the second circulation pump 11, the indoor unit 4 of the air conditioner and the outdoor unit 3 of the air conditioner are respectively electrically connected to the power supply interface of the storage battery 2.

[0023] The first circulation pipeline 7 and the second circulation pipeline 10 are filled with circulating heat transfer oil, and the heat storage tank 8 is filled with heat transfer oil and phase change capsules 13.

[0024] Working principle:

[0025] During the day, photovoltaic solar power generation is used in combination with the storage battery 2 to supply power to the indoor unit 4 of the air conditioner and the outdoor unit 3 of the air conditioner, and the central air-conditioning heating unit is used for heating, and the excess power is stored in the storage battery 2.

[0026] At the same time, the solar collector 5 is used to collect heat, and the heat is stored in the heat storage tank 8 by opening the first circulation pipeline 7. The heat storage capacity of the heat storage tank 8 is improved by filling the phase change capsule 13.

[0027] At night, when the photovoltaic solar energy cannot work, the outdoor unit 3 of the air conditioner is stopped, and the fan of the indoor unit 4 of the air conditioner continues to work. The second circulation pipeline 10 is opened to blow the heat through the first heat exchange coil 12 in cooperation with the air outlet of the indoor unit 4 of the air conditioner, and the heat of the first heat exchange coil 12 is blown into the room.

[0028] The storage battery 2 supplies power to drive the fan of the indoor unit 4 of the air conditioner and drive the second circulation pump 11 to work. The power consumption is low, and it can supply power for a long time. It can also be assisted by the 220V household power supply of the power grid.

[0029] The utility model combines the photovoltaic solar panel 1 and the solar collector 5 to store heat and electricity during the day, and uses the heat and the excess power for night use, forming a continuous heating system, which greatly saves the heating cost compared with using the power grid to drive the central air-conditioning for heating, and is more environmentally friendly for heating.

[0030] The utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the purpose of the utility model, and the changed content still belongs to the protection scope of the utility model.

Claims

1. A continuous heating system combining photovoltaic and central air conditioning, characterized in that: It includes a central air-conditioning heating unit, a photovoltaic solar power supply unit, and a solar heating unit; The central air-conditioning heating unit includes an indoor air conditioner and an outdoor air conditioner; The photovoltaic solar power supply unit includes a photovoltaic solar panel and a storage battery; The solar heating unit includes a solar collector, a first circulation pump, a heat collection tank, a second circulation pump, and a first heat exchange coil. The solar collector, the first circulation pump, and the heat collection tank are connected through a first circulation pipeline. A second heat exchange coil is provided in the heat collection tank. The second heat exchange coil, the second circulation pump, and the first heat exchange coil are connected through a second circulation pipeline. The first heat exchange coil is installed at the air outlet of the indoor air conditioner; The photovoltaic solar panel is electrically connected to the charging interface of the storage battery, and the first circulation pump, the second circulation pump, the indoor air conditioner, and the outdoor air conditioner are respectively electrically connected to the power supply interface of the storage battery.

2. The continuous heating system combining photovoltaic and central air conditioning according to claim 1, characterized in that: The first circulation pipeline and the second circulation pipeline are filled with circulating heat-conducting oil.

3. The continuous heating system combining photovoltaic and central air-conditioning according to claim 1, characterized in that: The heat collection tank is filled with heat-conducting oil.

4. A continuous heating system combining photovoltaic and central air conditioning according to claim 1, characterized in that: The heat collection tank is also filled with phase change capsules.

Images