CN218884074U

CN218884074U - Solar energy and gas combined floor heating system

Info

Publication number: CN218884074U
Application number: CN202223151218.6U
Authority: CN
Inventors: 夏庆新; 张一宇
Original assignee: North China Institute of Science and Technology
Current assignee: North China Institute of Science and Technology
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-04-18
Anticipated expiration: 2032-11-23

Abstract

The utility model provides a solar energy and gas combined floor heating system, which comprises a gas wall-mounted furnace, a solar water heater and a floor heating coil, wherein the gas wall-mounted furnace is provided with a heating water supply inlet and a domestic hot water outlet, the solar water heater comprises a water storage tank, and is characterized by also comprising a cold storage tank and a circulating pump which are buried underground, and the heat exchange coil is arranged in the water storage tank of the solar water heater; a hot water outlet of the solar water heater is communicated with a water inlet of the gas wall-mounted boiler through a pipeline, and a heating water supply port, a floor heating coil and a heat exchange coil of the gas wall-mounted boiler are communicated through a pipeline to form a heat supply circulation loop; the cold storage tank, the circulating pump and the floor heating coil are communicated through a pipeline to form a cold supply loop. The utility model discloses a heating system make full use of current renewable energy, greatly reduced rural family pursues the cost of comfortable life.

Description

Solar energy and gas combined floor heating system

Technical Field

The utility model relates to a rural house-building floor heating technology field that oneself is a solar energy and gas floor heating system who combines together particularly.

Background

At present, the demand of reconstruction of self-built houses in rural areas is increasing day by day, and with the development of economy and improvement of life quality, the self-built houses in rural areas also require comfort level and living environment. The most obvious one is heating in winter, and the newly covered or turnover self-built house is basically provided with floor heating. In addition, under the vigorous guidance of the state in recent years, many rural families have changed the coal-fired heating device in the house into the natural gas wall-mounted furnace, and the natural gas wall-mounted furnace supplies heat for the floor heating. However, the high cost of natural gas is unaffordable to many farmers.

In order to reduce the use of natural gas, most rural areas in the north use solar water heaters or electric water heaters to provide hot water required by kitchens and bathrooms, and solar energy and gas are used for heating in a combined manner, for example, the Chinese utility model patent of 'a solar energy and gas combined heating and hot water system' with the application number of 202022389754.X discloses a solar energy and gas combined heating and hot water system, which comprises a heat storage and exchange water tank, a solar heat collector, a heat collection circulating pump, a gas heating hot water furnace, a water supply main pipe, a water return main pipe and a heating terminal. However, the system cannot fully exert the maximum effect of the floor heating, cannot realize auxiliary cooling in summer, does not reduce the air conditioning cost in summer, and has poor functionality.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to provide a floor heating system that solar energy and gas combined together to solve the problem that can not utilize floor heating, can not assist the cooling in summer that can not exist in the present solar energy and gas confession heating technique to the utmost.

In order to achieve the above purpose, the technical means adopted by the utility model is as follows:

a solar energy and gas combined floor heating system comprises a gas wall-mounted furnace, a solar water heater and a floor heating coil, wherein the gas wall-mounted furnace is provided with a heating water supply inlet and a domestic hot water outlet, the solar water heater comprises a water storage tank, a cold storage tank and a circulating pump which are buried underground, and the water storage tank of the solar water heater is internally provided with a heat exchange coil;

a hot water outlet of the solar water heater is communicated with a water inlet of the gas wall-mounted boiler through a pipeline, and a heating water supply port of the gas wall-mounted boiler, the floor heating coil and the heat exchange coil are communicated through a pipeline to form a heat supply circulation loop;

the cold storage tank, the circulating pump and the floor heating coil are communicated through a pipeline to form a cold supply loop.

Wherein, the cold storage tank is made of corrosion-resistant metal.

Wherein, the entry end intercommunication of ground heating coil sets up the three-way valve of intaking, the three-way valve of intaking still simultaneously through the pipeline with the heating supply water inlet of gas hanging stove the circulating pump intercommunication.

The outlet end of the floor heating coil is communicated with a water outlet three-way valve, and the water outlet three-way valve is communicated with the cold storage tank and the heat exchange coil through pipelines.

The cold water inlet of the solar water heater is communicated with a pre-filter used for filtering silt through a pipeline.

The heat exchange coil is of a spiral structure, one end of the heat exchange coil penetrates through the water storage tank and is provided with a heat exchange coil water inlet, and the other end of the heat exchange coil penetrates through the water storage tank and is provided with a heat exchange coil water outlet.

The utility model has the advantages that:

the utility model discloses a solar energy and the gas hanging stove joint operation that combine rural actual conditions to make are in order to realize the heating and provide daily required hydrothermal system, the utility model discloses both can reduce the required natural gas consumption of winter heating, also can satisfy rural daily hot water demand to can provide certain cooling measure for the house in summer. The utility model discloses a heating system make full use of current renewable energy, greatly reduced rural family pursues the cost of comfortable life.

Drawings

FIG. 1: the structure of the utility model is shown schematically;

FIG. 2 is a schematic diagram: the structure schematic diagram of the solar water heater;

FIG. 3: the heat exchange coil pipe is connected with the water storage tank to form a structure.

Description of the reference numerals:

1. a gas wall-mounted boiler; 2. a solar water heater; 3. a floor heating coil pipe; 4. a cold storage tank; 5. a circulation pump; 6. a pre-filter; 11. a heating water supply port; 12. a domestic hot water outlet; 13. a cold water inlet; 14. a heating water return port; 21. a water storage tank; 22. a heat exchange coil; 221. a water inlet of the heat exchange coil; 222. a water outlet of the heat exchange coil; 23. a cold water inlet; 24 hot water outlet; 41. an inlet of the cold accumulation tank; 42. an outlet of the cold accumulation tank; 71. a water inlet three-way valve; 72. a water outlet three-way valve; 81. a vegetable basin; 82. washing the washbowl; 83. a shower head; 84. a washing machine; 85. a toilet bowl; 91. a cold water port; 92. a hot water port.

Detailed Description

The utility model discloses a underfloor heating system that solar energy and gas combined together, including gas hanging stove 1, solar water heater 2 and floor heating coil 3, cold-storage jar 4, circulating pump 5, cold-storage jar 4 adopts corrosion-resistant metal to make to bury underground.

Gas hanging stove 1 has heating water supply mouth 11, life hot water export 12, cold water inlet 13, heating return water mouth 14, and gas hanging stove 1 adopts heating, the dual-purpose gas hanging stove of hot water, and for prior art, the setting of heating water supply mouth 11, life hot water export 12, cold water inlet 13 and heating return water mouth 14 of gas hanging stove 1 belongs to prior art, and is not the utility model discloses an innovation point. The solar water heater 2 comprises a water storage tank 21, wherein the water storage tank 21 is provided with a cold water inlet and a hot water outlet which are communicated, and the prior art is adopted. The solar water heater 2 is characterized in that a heat exchange coil 22 is arranged in a water storage tank 21, the heat exchange coil 22 is of a spiral structure, one end of the heat exchange coil 22 penetrates through the water storage tank 21 and is provided with a heat exchange coil water inlet 221, and the other end of the heat exchange coil 22 penetrates through the water storage tank 21 and is provided with a heat exchange coil water outlet 222.

A hot water outlet 24 of the solar water heater 2 is communicated with a water inlet of the gas wall-mounted boiler 1 through a pipeline, and a heating water supply port of the gas wall-mounted boiler 1, the floor heating coil 3 and the heat exchange coil 22 are communicated through pipelines to form a heat supply circulation loop. The floor heating coil 3 is of a snake-shaped structure, one end of the floor heating coil is an inlet end, and the other end of the floor heating coil is an outlet end. In this embodiment, the cold water inlet 23 of the solar water heater 2 is communicated with the household tap water 6 through a pipeline, and the pre-filter 6 for filtering sediment is communicated with the pipeline between the cold water inlet 23 of the solar water heater 2 and the household tap water 6. The hot water outlet 24 of the solar water heater 2 is communicated with the cold water inlet 13 of the gas wall-mounted furnace 1 through a pipeline, the heating water supply port 11 of the gas wall-mounted furnace 1 is communicated with the inlet end of the floor heating coil 3, the outlet end of the floor heating coil 3 is communicated with the heat exchange coil water inlet 221 of the heat exchange coil 22 through a pipeline, and the heat exchange coil water outlet 222 is communicated with the heating water return port 14 of the gas wall-mounted furnace. In this embodiment, the heat exchange coil 22 is arranged in the water storage tank 21 of the solar water heater 2, when heating is performed in winter, the ground heating backwater of the ground heating coil 3 can be preheated through the heat exchange coil 22 of the solar water heater 2, the backwater temperature is increased, the preheated backwater enters the gas wall-mounted furnace 1 through the heating backwater port 14 to be heated, the water outlet temperature can be reached more quickly, and the gas consumption is reduced. Meanwhile, the heating circulating water has poor water quality, and the use of the heat exchange coil can also prevent the heating water and the water for kitchens and baths from being directly mixed and contacted in the water storage tank 21 of the solar water heater 2, so that the water quality of the water for kitchens and baths is not polluted.

The cold storage tank 4, the circulating pump 5 and the floor heating coil 3 are communicated through a pipeline to form a cold supply loop. In this embodiment, the cold accumulation tank 4 is provided with a cold accumulation tank inlet 41 and a cold accumulation tank outlet 42 in a communicated manner, the cold accumulation tank outlet 42 is communicated with the inlet end of the floor heating coil 3 through a pipeline, the circulating pump 5 is communicated with the pipeline between the cold accumulation tank outlet 42 and the floor heating coil 3, and the outlet end of the floor heating coil 3 is communicated with the cold accumulation tank inlet 41 through a pipeline. In this embodiment, the inlet end of the floor heating coil 3 is communicated with a water inlet three-way valve 71, and the water inlet three-way valve 71 is also communicated with the heating water supply port 11 and the circulating pump 5 of the gas wall-hanging stove 1 through pipelines. The outlet end of the floor heating coil 3 is communicated with a water outlet three-way valve 72, and the water outlet three-way valve 72 is also communicated with the cold accumulation tank inlet 41 of the cold accumulation tank 4 and the heat exchange coil water inlet 221 of the heat exchange coil through pipelines. The cold storage tank is made of corrosion-resistant metal materials, is further subjected to corrosion-resistant treatment, and can be buried underground for a long time without being corroded. When a heating season begins, after the ground heating backwater of the ground heating coil pipe is filled with the cold storage tank, the inlet 41 and the outlet 42 of the cold storage tank are closed to enable the cold storage tank to be in an isolated environment, the cold storage tank 4 can transfer heat to underground soil with lower temperature after being filled with water, and the water in the cold storage tank 4 is cooled and is finally consistent with the temperature of the soil. In summer, the three-way valve is switched, the floor heating refrigeration loop is switched on, low-temperature water is introduced into the floor heating coil pipe by using the circulating pump, the indoor ground is cooled, the indoor and outdoor temperature difference is indirectly reduced, the power consumption of the air conditioner is reduced, and the refrigeration cost is further reduced.

Additionally, the utility model discloses a floor heating system still includes kitchen water installation, bathroom water installation, kitchen water installation is including setting up the cold and hot tap on the vegetable basin 81, bathroom water installation is including setting up the cold and hot tap of wash basin 82, the cold and hot switch of gondola water faucet 83, a cold and hot tap for connecting washing machine 84, leading filter 6 is through pipeline and the cold water mouth 91 intercommunication of the cold and hot tap of vegetable basin 81, the life hot water export 12 of gas hanging stove 1 and the hot water mouth 92 of the cold and hot tap of vegetable basin 81, the hot water mouth 92 of the cold and hot tap of washing machine 84, the hot water mouth 92 of the cold and hot tap of wash basin 82, the hot water mouth 92 of the cold and hot switch of gondola water faucet 83 communicate. Because the requirement of the water quality of the toilet water is not high, in order to reduce the cost, a pipeline between the inlet tap water and the inlet of the pre-filter 6 is communicated with the toilet 85. In addition, the pre-filter of the utility model has the main functions of removing the precipitated impurities and bacteria, microorganism remains, iron rust, silt and other particle impurities which are more than 5 microns and are generated by the pipeline, avoiding the human body and skin from being hurt, and playing a positive role in protecting the downstream pipeline, the water purifier, the water heater, the washing machine, the high-grade faucet and the shower head. The kitchen and bathroom water is heated by a solar water heater and a gas wall-mounted boiler in series, and is heated mainly by the gas wall-mounted boiler on cloudy days and at night in winter or when hot water in a water tank of the solar water heater is consumed; if the water outlet temperature of the solar water heater is higher and meets the set water outlet temperature of the gas wall-mounted boiler, the gas wall-mounted boiler does not perform secondary heating on the gas wall-mounted boiler, and the gas consumption is reduced.

The utility model discloses combine solar energy and gas hanging stove ingenious together, supply heat and supply cold through the ground heating coil, furthest has utilized ground to warm up, has solved the problem of the supplementary air conditioner cooling in summer, has reduced the heating supply cost, has also protected the life of each device of system. Above is only the preferred embodiment of the utility model, only is used for helping to understand the method of this application and its core thought, the utility model discloses a protection scope not only limits to above-mentioned embodiment, and the fan belongs to the utility model discloses technical scheme under the thinking all belongs to the utility model discloses a protection scope. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A solar energy and gas combined floor heating system comprises a gas wall-mounted furnace, a solar water heater and a floor heating coil, wherein the gas wall-mounted furnace is provided with a heating water supply inlet and a domestic hot water outlet;

2. The solar-gas combined floor heating system as claimed in claim 1, wherein the cold storage tank is made of corrosion-resistant metal.

3. The floor heating system that solar energy and gas combined together according to claim 1, characterized in that, floor heating coil's entry end intercommunication sets up the three-way valve that intakes, intake three-way valve still simultaneously through the pipeline with the heating water supply mouth of gas hanging stove the circulating pump intercommunication.

4. The solar energy and gas combined floor heating system according to claim 1, wherein a water outlet three-way valve is communicated with an outlet end of the floor heating coil, and the water outlet three-way valve is communicated with the cold storage tank and the heat exchange coil through pipelines.

5. The floor heating system combining solar energy and gas as claimed in claim 1, wherein a cold water inlet of the solar water heater is communicated with a pre-filter for filtering silt through a pipeline.

6. The solar energy and gas combined floor heating system according to claim 1, wherein the heat exchange coil is of a spiral structure, one end of the heat exchange coil penetrates through the water storage tank and is provided with a water inlet of the heat exchange coil, and the other end of the heat exchange coil penetrates through the water storage tank and is provided with a water outlet of the heat exchange coil.