CN201909383U - Water and energy-saving device supplying heat and hot water - Google Patents

Water and energy-saving device supplying heat and hot water Download PDF

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Publication number
CN201909383U
CN201909383U CN2010206411461U CN201020641146U CN201909383U CN 201909383 U CN201909383 U CN 201909383U CN 2010206411461 U CN2010206411461 U CN 2010206411461U CN 201020641146 U CN201020641146 U CN 201020641146U CN 201909383 U CN201909383 U CN 201909383U
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water
hot water
inlet
saving
heat exchanger
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宁静红
刘圣春
严雷
苗惠
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Tianjin University of Commerce
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Tianjin University of Commerce
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Abstract

本实用新型公开了一种节水节能的供热源与热水装置,提供一种结构简单,操作方便,保护环境,节约能源的集供热和供应热水为一体的家庭供热系统。由供热循环、热水循环和生活用水循环组成。所述供热循环是利用CO2为工质的跨临界循环,包括压缩机、油分离器、壳管式热交换器、翅片管式热交换器、干燥过滤器、膨胀阀、蒸发盘管,热水循环包括热水箱、水泵、第三控制阀、壳管式热交换器。所述生活用水循环包括抽水马桶、用水储水箱、沐浴缸、洗脸盆、洗菜池。本实用新型充分利用生活中消耗的大量的仍具有较高温度的温水作为循环系统的低温热源,增大低温热源与蒸发温度间的温差,提高蒸发温度,降低了电能的消耗,节约了能源,降低了成本。

Figure 201020641146

The utility model discloses a water-saving and energy-saving heat supply source and hot water device, and provides a family heat supply system integrating heat supply and hot water supply with simple structure, convenient operation, environmental protection and energy saving. It consists of heating cycle, hot water cycle and domestic water cycle. The heat supply cycle is a transcritical cycle using CO2 as a working medium, including a compressor, an oil separator, a shell-and-tube heat exchanger, a fin-and-tube heat exchanger, a dry filter, an expansion valve, and an evaporation coil , The hot water cycle includes a hot water tank, a water pump, a third control valve, and a shell-and-tube heat exchanger. The domestic water cycle includes a flush toilet, a water storage tank, a bathtub, a washbasin, and a vegetable sink. The utility model makes full use of a large amount of warm water still having a relatively high temperature consumed in life as a low-temperature heat source of the circulation system, increases the temperature difference between the low-temperature heat source and the evaporation temperature, increases the evaporation temperature, reduces the consumption of electric energy, and saves energy. Reduced costs.

Figure 201020641146

Description

Supplying heat source of saving water and energy and hot water apparatus
Technical field
The utility model relates to a kind of supplying heat source of saving water and energy and hot water apparatus that utilizes domestic water as low-temperature heat source.
Background technology
Raising along with living standards of the people, Home Heating and hot water supply have become an indispensable part in modern's habitat environment, China northeast particularly, Tibet and the higher mountain and forest region of most of height above sea level, need to consume a large amount of domestic hot-waters, winter, most autumn and spring, that is there is 2/3rds weather to need heating in 1 year, substantially do not need cooling summer, some area does not have the condition of central heating again, if using the air source heat pump system heating is that low-temperature heat source adopts outdoor atmosphere, the performance of system changes obviously with outdoor climate, reduction along with outdoor temperature, its evaporating temperature also decreases, and the evaporator surface temperature descends thereupon, even is lower than 0 ℃, when outdoor air is flowed through evaporimeter when being cooled, its contained moisture will separate out and depend on evaporator surface and form the frost layer, when outside air temperature is lower than-10~-15 ℃, and the source pump cisco unity malfunction.Have a strong impact on the performance and normal use of system, bring inconvenience.If but adopt the low-temperature heat source of water source as the heat pump heating, and will consume great amount of water resources, do not meet the demand of sustainable development.And water heater mostly is the hot water supply system as independent thermal source such as electric heater, gas heater.Therefore, the energy problem and the environmental pollution that bring of the electric energy of Home Heating and hot water consumption should cause concern.In recent years, the researcher has done some relevant work, but specific embodiment all is not provided.
The utility model content
The utility model is in order to overcome weak point of the prior art; provide a kind of domestic water that utilizes as low-temperature heat source, simple in structure, easy to operate; the protection environment, the collection heat supply of energy savings and hot-water supply are the supplying heat source of saving water and energy and the hot water apparatus of one.
The utility model is achieved through the following technical solutions:
A kind of supplying heat source of saving water and energy and hot water apparatus is characterized in that, are made up of heat supply circulation, hot water circuit and domestic water circulation; Described heat supply circulation is to utilize CO 2The critical cycle of striding for working medium, comprise compressor, oil eliminator, shell and tube heat exchanger, fin tube type heat exchanger, device for drying and filtering, expansion valve, evaporation coil, the exhaust outlet of compressor is connected with the inlet of oil eliminator, the gas vent of oil eliminator is divided into two-way, first control valve of leading up to is connected with the pipe side entrance of shell and tube heat exchanger, another road is connected with the inlet of fin-tube heat exchanger by second control valve, the pipe side outlet of shell and tube heat exchanger is connected with the inlet of fin tube type heat exchanger, the outlet of fin tube type heat exchanger successively with device for drying and filtering, expansion valve is connected with the inlet of evaporation coil, the outlet of evaporation coil is connected with the inlet of compressor, and the lubricating oil outlet of oil eliminator is connected with the oil return of compressor inlet; Described hot water circuit comprises boiler, water pump, the 3rd control valve, shell and tube heat exchanger, the inlet of described water pump is connected with the cooling water outlet of boiler, the outlet of water pump is connected with the shell-side of shell and tube heat exchanger inlet, the shell-side outlet of shell and tube heat exchanger is connected with the hot water inlet of boiler by the 3rd control valve, and the filler of boiler is connected additional required cold water with running water pipe; Described domestic water circulation comprises water closet, water storage tank, shower cylinder, washbowl, vegetable sink, the hot water outlet of boiler is connected in parallel through the inlet of separately stop valve and washbowl, shower cylinder, vegetable sink respectively, the outlet of washbowl, shower cylinder, vegetable sink is parallel-connected to the water inlet of water storage tank, the delivery port of water storage tank is connected with the water injection valve of water closet, and the water storage tank is provided with discharge outlet.
Described boiler is surrounded by the insulation layer outward.
Be provided with the water temperature sensor in the boiler, the water temperature sensor is connected with the water temperature display panel of boiler outer surface.
Described water storage tank hot water inlet is provided with screen pack.
Be provided with electrical auxiliary heater in the described boiler, the control element of electrical auxiliary heater is connected with the water temperature sensor.
In the described water storage tank ball-cock assembly is installed.
The utlity model has following technique effect:
1, the utility model supplying heat source of saving water and energy and hot water apparatus are to utilize a large amount of bath waters, vegetable washing water and the face washing water etc. that consume in the life still to have the low-temperature heat source of the warm water of higher temperature as the circulatory system, increase the temperature difference between low-temperature heat source and evaporating temperature, improve evaporating temperature, reduce the pressure ratio of compressor suction, exhaust, reduce the mechanical power that compressor consumes, reduce the consumption of electric energy, energy savings.
2, supplying heat source of saving water and energy of the present utility model and hot water apparatus adopt green natural refrigerant CO 2For the critical cycle of striding of working medium, utilize CO 2Variations in temperature bigger in the gas cooled process heats the domestic hot-water, a kind of multi-functional environmental protection that heat supply and heat supply water are one, energy-saving domestic heat system of collecting is provided, avoid the waste of the energy and water resource, reduced cost greatly, satisfied the requirement of environmental protection and low carbon development.
3, supplying heat source of saving water and energy of the present utility model and hot water apparatus are simple in structure, easy to operate, environmental protection and energy saving, and convenient control, safe and reliable.
Description of drawings
The supplying heat source that Fig. 1 saves water and energy for the utility model and the schematic diagram of hot water apparatus;
Fig. 2 is the adapter schematic diagram of water storage tank;
Fig. 3 is the adapter schematic diagram of boiler.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in detail.
Fig. 1 to Fig. 3 is the schematic diagram of supplying heat source of saving water and energy of the present utility model and hot water apparatus, is made up of heat supply circulation, hot water circuit and domestic water circulation.Described heat supply circulation is to utilize CO 2The critical cycle of striding for working medium, comprise compressor 1, oil eliminator 2, shell and tube heat exchanger 3, fin tube type heat exchanger 4, device for drying and filtering 20, expansion valve 15, evaporation coil 14, the exhaust outlet of compressor 1 is connected with the inlet of oil eliminator 2, the gas vent of oil eliminator 2 is divided into two-way, first control valve 31 of leading up to is connected with the pipe side entrance of shell-tube type heat exchange 3 devices, another road is connected with the inlet of fin-tube heat exchanger 4 by second control valve 30, the pipe side outlet of shell and tube heat exchanger 3 is connected with the inlet of fin tube type heat exchanger 4, the outlet of fin tube type heat exchanger 4 successively with device for drying and filtering 20, expansion valve 15 is connected with the inlet 25 of evaporation coil 14, the outlet 21 of evaporation coil 14 is connected with the inlet of compressor 1, and the lubricating oil outlet of oil eliminator 2 is connected with the oil return inlet of compressor 1.Described hot water circuit comprises boiler 6, water pump 5, the 3rd control valve 8, shell and tube heat exchanger 3, the inlet of water pump 5 is connected with the cooling water outlet 27 of boiler 6, the outlet of water pump 5 is connected with the shell-side inlet of shell and tube heat exchanger 3, the shell-side outlet of shell and tube heat exchanger 3 is connected with the hot water inlet 26 of boiler 6 by the 3rd control valve 8, and the filler 28 of boiler is connected additional required cold water with running water pipe.Described domestic water circulation comprises water closet 12, water storage tank 16, shower cylinder 17, washbowl 18, vegetable sink 19, the hot water outlet 29 of boiler 6 is connected in parallel with the inlet of washbowl, shower cylinder, vegetable sink through stop valve 9, stop valve 10, stop valve 11 respectively, the outlet of washbowl, shower cylinder, vegetable sink is parallel-connected to the water inlet 22 of water storage tank, the delivery port 23 of water storage tank is connected with the water injection valve 13 of water closet, and the water storage tank is provided with discharge outlet 24.
In the described water storage tank ball-cock assembly is installed.
Be provided with electrical auxiliary heater 7 in the described boiler.
Described boiler 6 is outer to be surrounded by the insulation layer, and the heat that prevents hot water distributes and causes heat loss, causes the waste of the energy.Be provided with the water temperature in the water temperature sensor sensing water tank in the boiler 6, described water temperature sensor is connected with the water temperature display panel of boiler 6 outer surfaces and the control element of electrical auxiliary heater 7, and by the automatic displays temperature of water temperature display panel, when water temperature can not meet the demands, connect 7 pairs of water of electrical auxiliary heater automatically and heat.Described water storage tank 16 hot water inlets 22 are provided with screen pack, filter foreign material and cleaning regularly.
When the room need heat, start compressor and open the 3rd control valve 8 automatically and start water pump 5 simultaneously, the CO of the HTHP that compressor 1 is discharged 2Gas is isolated in oil eliminator 2 and is entered the water that flows between shell and tube heat exchanger 3 and pipe shell pipe behind the lubricating oil of carrying secretly and carry out entering fin tube type heat exchanger 4 after heat is emitted in heat exchange, with the air heat exchange in the room, for the room provides thermal source, drying filter 20 dry filters, become the fluid of low-temp low-pressure to enter evaporation coil 14 through expansion valve 15 throttling step-downs, the heat of vaporization that absorbs water storage tank 16 becomes the CO of low-temp low-pressure 2Gas is got back to compressor.For guaranteeing the lubricants capacity of compressor, isolated lubricating oil returns compressor in time in the oil eliminator 2.
Water in the described boiler 6 is transported to the shell-side space and the CO that manages interior HTHP of shell and tube heat exchanger 3 by water pump 5 2The gas heat exchange, absorb and get back in the boiler 6 after the heat temperature raises, enter washbowl 18, shower cylinder 17, vegetable sink 19 respectively for different uses through stop valve 9, stop valve 10, stop valve 11, the warm water that washbowl 18, shower cylinder 17, vegetable sink 19 flow out enters the CO that manages interior low-temp low-pressure in the water storage tank 16 with evaporation coil 14 2After heat is emitted in the gas heat exchange, enter in the tank of water closet 12 through the water injection valve 13 of water closet 12.Water level in the water storage tank 16 is controlled by ball-cock assembly, when water level surpasses maximum height limit, automatically discharges through discharge outlet 24.
Boiler 6 is provided with temperature and shows and temperature sensor, and when the hot water large usage quantity, the water temperature in the boiler 6 reduces, if can't satisfy the demand, then enables electrical auxiliary heater 7 auxiliary heating automatically.Less when the hot water consumption, water temperature raises, and then closes first control valve 31 automatically, opens second control valve 30, closes the 3rd control valve 8 and water pump 5 simultaneously.Make the CO of the HTHP of compressor discharge 2Gas does not enter shell and tube heat exchanger 3, and enters fin tube type heat exchanger 4, and for the room provides thermal source, when the temperature in room reached requiring of setting, heat supply circulation autostop was realized the automatic adjusting of energy.
Although relate to a kind of supplying heat source of saving water and energy and hot water apparatus has carried out special description to disclosed with reference to embodiment, embodiment described above is illustrative and not restrictive, under the situation that does not break away from spirit and scope of the present utility model, all variations and modification are all within scope of the present utility model.

Claims (6)

1.一种节水节能的供热源与热水装置,其特征在于,由供热循环、热水循环和生活用水循环组成;所述供热循环是利用CO2为工质的跨临界循环,包括压缩机、油分离器、壳管式热交换器、翅片管式热交换器、干燥过滤器、膨胀阀、蒸发盘管,压缩机的排气口与油分离器的入口连接,油分离器的气体出口分为两路,一路通过第一控制阀与壳管式热交换器的管侧入口连接,另一路通过第二控制阀与翅片管式换热器的入口连接,壳管式热交换器的管侧出口与翅片管式热交换器的入口连接,翅片管式热交换器的出口依次与干燥过滤器、膨胀阀与蒸发盘管的入口连接,蒸发盘管的出口与压缩机的入口连接,油分离器的润滑油出口与压缩机的回油入口连接;所述热水循环包括热水箱、水泵、第三控制阀、壳管式热交换器,所述水泵的入口与热水箱的冷水出口连接,水泵的出口与壳管式热交换器的壳侧入口连接,壳管式热交换器的壳侧出口通过第三控制阀与热水箱的热水进口连接,热水箱的加水口与自来水管连接补充所需的凉水;所述生活用水循环包括抽水马桶、用水储水箱、沐浴缸、洗脸盆、洗菜池,热水箱的热水出口分别经过各自的截止阀与洗脸盆、沐浴缸、洗菜池的入口并联连接,洗脸盆、沐浴缸、洗菜池的出口并联连接到用水储水箱的进水口,用水储水箱的出水口与抽水马桶的注水阀连接,用水储水箱上设置有排水口。1. A water-saving and energy-saving heat supply source and hot water device, characterized in that it is made up of a heat supply cycle, a hot water cycle and a domestic water cycle; the heat supply cycle is a transcritical cycle utilizing CO as a working medium , including compressor, oil separator, shell and tube heat exchanger, finned tube heat exchanger, dry filter, expansion valve, evaporation coil, the exhaust port of the compressor is connected with the inlet of the oil separator, and the oil The gas outlet of the separator is divided into two paths, one path is connected to the tube-side inlet of the shell-and-tube heat exchanger through the first control valve, and the other path is connected to the inlet of the finned-tube heat exchanger through the second control valve. The outlet of the tube side of the heat exchanger is connected to the inlet of the finned tube heat exchanger, the outlet of the finned tube heat exchanger is connected to the inlet of the drying filter, the expansion valve and the evaporating coil in turn, and the outlet of the evaporating coil It is connected to the inlet of the compressor, and the lubricating oil outlet of the oil separator is connected to the oil return inlet of the compressor; the hot water cycle includes a hot water tank, a water pump, a third control valve, a shell-and-tube heat exchanger, and the water pump The inlet of the pump is connected to the cold water outlet of the hot water tank, the outlet of the water pump is connected to the shell-side inlet of the shell-and-tube heat exchanger, and the shell-side outlet of the shell-and-tube heat exchanger is connected to the hot water inlet of the hot water tank through the third control valve connected, the water inlet of the hot water tank is connected with the tap water pipe to supplement the cold water required; the domestic water cycle includes a flush toilet, a water storage tank, a bath tub, a washbasin, and a vegetable washing pool, and the hot water outlets of the hot water tank pass through their respective The shut-off valve of the water tank is connected in parallel with the inlet of the washbasin, bath tub and vegetable sink, the outlets of the washbasin, bath tub and vegetable sink are connected in parallel to the water inlet of the water storage tank, and the water outlet of the water storage tank is connected with the water filling valve of the flush toilet connected, and the water storage tank is provided with a drain port. 2.根据权利要求1所述的节水节能的供热源与热水装置,其特征在于,所述热水箱外包有保温隔热层。2 . The water-saving and energy-saving heat supply source and hot water device according to claim 1 , wherein the hot water tank is covered with a thermal insulation layer. 3 . 3.根据权利要求1所述的节水节能的供热源与热水装置,其特征在于,热水箱内设置有水温温度传感器,水温温度传感器与热水箱外表面的水温温度显示盘连接。3. The water-saving and energy-saving heat supply source and hot water device according to claim 1, characterized in that a water temperature sensor is provided in the hot water tank, and the water temperature sensor is connected to the water temperature display panel on the outer surface of the hot water tank . 4.根据权利要求1所述的节水节能的供热源与热水装置,其特征在于,所述用水储水箱热水进口设有过滤网。4. The water-saving and energy-saving heating source and hot water device according to claim 1, wherein the hot water inlet of the water storage tank is provided with a filter. 5.根据权利要求1所述的节水节能的供热源与热水装置,其特征在于,所述热水箱内设置有辅助电加热器,辅助电加热器的控制元件与水温温度传感器连接。5. The water-saving and energy-saving heat supply source and hot water device according to claim 1, wherein an auxiliary electric heater is arranged in the hot water tank, and the control element of the auxiliary electric heater is connected to the water temperature sensor . 6.根据权利要求1所述的节水节能的供热源与热水装置,其特征在于,所述用水储水箱内安装有浮球阀。6. The water-saving and energy-saving heating source and hot water device according to claim 1, wherein a float valve is installed in the water storage tank.
CN2010206411461U 2010-12-03 2010-12-03 Water and energy-saving device supplying heat and hot water Expired - Lifetime CN201909383U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101986043A (en) * 2010-12-03 2011-03-16 天津商业大学 Home heating system using domestic water as low-temperature heat source
CN105841516A (en) * 2016-04-26 2016-08-10 刘洋豪 Energy-saving and water-saving heating machine with heat energy and waste water recovering function

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101986043A (en) * 2010-12-03 2011-03-16 天津商业大学 Home heating system using domestic water as low-temperature heat source
CN101986043B (en) * 2010-12-03 2012-11-07 天津商业大学 Home heating system using domestic water as low-temperature heat source
CN105841516A (en) * 2016-04-26 2016-08-10 刘洋豪 Energy-saving and water-saving heating machine with heat energy and waste water recovering function

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Granted publication date: 20110727

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