CN209524565U - A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom - Google Patents

A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom Download PDF

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Publication number
CN209524565U
CN209524565U CN201822115758.6U CN201822115758U CN209524565U CN 209524565 U CN209524565 U CN 209524565U CN 201822115758 U CN201822115758 U CN 201822115758U CN 209524565 U CN209524565 U CN 209524565U
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China
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heat
air source
water tank
heat exchanger
solar
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CN201822115758.6U
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Chinese (zh)
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李永斌
倪丹
施孝增
施逵
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Shanghai Municipal Engineering Design Insitute Group Co Ltd
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Shanghai Municipal Engineering Design Insitute Group Co Ltd
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Abstract

The utility model discloses a kind of solar-powered-air source heat-pump residual neat recovering systems suitable for northern bathroom, including solar thermal collector, air source heat pump, heat storage water tank, heat-exchanging water tank, the solar thermal collector and air source heat pump are in parallel, one end connects heat storage water tank, one end connects the second coil heat exchanger, second coil heat exchanger is placed in heat-exchanging water tank, the other end connects tap water inlet pipe, heat-exchanging water tank one end connects the first coil heat exchanger, the other end connects sewage pipe, bath water is flowed out from shower end, through sewage diversion trench, into contaminant filter, the contaminant filter other end and the first coil heat exchanger are connected.The utility model makes full use of free solar energy, and solves the problems, such as north of china in winter using the easy frosting of air source heat pump, while being recycled to the waste heat in shower waste, system high efficiency energy conservation.

Description

A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom
Technical field
The utility model relates to a kind of solar-powered-air source heat-pump residual neat recovering systems suitable for northern bathroom, belong to Solar energy couples applied technical field with air source heat pump.
Background technique
As country widelys popularize in the north, coal changes electricity, coal changes gas, solar energy, air source heat pump as bathroom heat source by Gradually promoted, but have problems in use: solar water heating system is affected by outdoor climate, nothing Method uses solar energy in rainy days or night;Air source heat pump north of china in winter use by evaporimeter frosting, efficiency compared with Low limitation.And for bathroom, there is a large amount of bath wastewater to be discharged to outdoor without processing daily, not only to outdoor water body Thermal pollution is caused, while wasting a large amount of low-grade energy.
Utility model content
In order to solve defect of the existing technology, the utility model provides a kind of solar energy-suitable for northern bathroom Air source heat pump residual neat recovering system.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom, including solar thermal collector, sky Air supply heat pump, it is characterised in that the output end of solar thermal collector is connect with the end a of the first triple valve, input terminal and the second threeway The end a of valve connects, and the output end of air source heat pump is connect with the end b of the first triple valve, and the end b of input terminal and the second triple valve connects It connects;The end c of first triple valve connects heat storage water tank, and heat storage water tank is connect with bathing end, and bathing end lower section is provided with and it The sewage diversion trench of cooperation, the sewage diversion trench are connect through the first coil heat exchanger with heat-exchanging water tank water inlet end, the first coil pipe Heat exchanger is arranged in the outside of air source heat pump, and the water outlet of heat-exchanging water tank connects sewage pipe, and the is equipped in the heat-exchanging water tank Two coil heat exchangers, one end of the second coil heat exchanger connect the end c of the second triple valve, and the other end of the second coil heat exchanger connects Connect tap water inlet pipe.
Further, contaminant filter is set between the sewage diversion trench and the first coil heat exchanger.
Further, temperature sensor is arranged in the output end of the solar thermal collector.
Further, insulating layer is provided with outside the heat storage water tank and heat-exchanging water tank.
Further, first coil heat exchanger uses double layer heat exchanger fin structure, increases the first coil heat exchanger With the contact area of air, heat exchange efficiency is improved.
Further, when temperature >=40 DEG C that the temperature sensor measures, the side a of the first triple valve, the second triple valve To opening, the direction b is closed, and produces bath hot water using solar thermal collector;The temperature T1 < 40 that the temperature sensor measures DEG C when, the first triple valve S1, the second triple valve S2 the direction b open, the direction a close, using air source heat pump produce bathing heat Water.
Further, when the air source heat pump heats, after outdoor air first passes through the heating of the first coil heat exchanger, added Heat exchanges heat to 10 DEG C ~ 15 DEG C, then with air source heat pump, avoids air source heat pump frosting.
Further, when the air source heat pump works, due to using heat recovery technology, so that the system of air source heat pump Thermal energy effect up to 4.5.
Further, when the bath wastewater passes through the first coil heat exchanger, 20 DEG C are cooled to by 35 DEG C, by exchanging heat It after water tank, is cooled to 10 DEG C and is discharged by sewage pipe, so that the energy of bath wastewater obtains cascade utilization.
Further, the system is according to the scale in bathroom, it is possible to provide 4m3/h~40m3The bath hot water of/h, solar energy heating The collector area of device is in 15m2 ~70m2Between select, the general power of air source heat pump selects between 11kw ~ 115kw.
The utility model has the beneficial effects that solar energy and air source heat pump are coupled as a set of system by the utility model System, less according to northern bather number on daytime in bathroom winter, most people concentrates on night the characteristics of carrying out bathing, therefore in day Gas sunny daytime bath hot water preferentially is provided using free solar energy, is wanted at night or be not able to satisfy using solar energy In the case where asking, using air source heat pump provide bath hot water, the waste water after bathing first pass through the first coil heat exchanger heat into Enter the air to air source heat pump, then exchanged heat with bathing with tap water, take full advantage of the waste heat in bath wastewater, realizes The cascade utilization of waste heat.
Detailed description of the invention
Fig. 1 is the systematic schematic diagram of the utility model.
In figure: 1 solar thermal collector, 2 air source heat pumps, 3 first coil heat exchangers, 4 heat storage water tanks, 5 sewage diversion trenches, 6 contaminant filters, 7 sewage pipes, 8 tap water inlet pipes, 9 heat-exchanging water tanks, 10 second coil heat exchangers, 11 shower ends.
Specific embodiment
The utility model is specifically described with reference to the accompanying drawings and embodiments
A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom as shown in Figure 1:, including the sun Energy heat collector 1, air source heat pump 2, heat storage water tank 4, heat-exchanging water tank 9, the solar thermal collector 1 and air source heat pump 2 are in parallel, One end connects heat storage water tank 4, and one end connects the second coil heat exchanger 10, and the second coil heat exchanger 10 is placed in heat-exchanging water tank 9, separately One end connects tap water inlet pipe 8, and 9 one end of heat-exchanging water tank connects the first coil heat exchanger 3, and the other end connects sewage pipe 7, bathing It is flowed out with water from shower end 11, through sewage diversion trench 5, into contaminant filter 6,6 other end of contaminant filter and the first disk Heat exchange of heat pipe 3 is connected.
Further, the outside of the heat storage water tank 4 and heat-exchanging water tank 9 is provided with insulating layer.
Further, first coil heat exchanger 3 uses double layer heat exchanger fin structure, increases the first coil heat exchanger 3 with the contact area of air, improve heat exchange efficiency.
Further, when temperature sensor T1 >=40 DEG C, the direction a of triple valve S1, S2 are opened, and the direction b is closed, institute When stating 40 DEG C of temperature sensor T1 <, the direction b of triple valve S1, S2 are opened, and the direction a is closed.
Further, when the air source heat pump 2 heats, after outdoor air first passes through the heating of the first coil heat exchanger 3, quilt 10 DEG C ~ 15 DEG C are heated to, then is exchanged heat with air source heat pump 1,1 frosting of air source heat pump is avoided.
Further, when the air source heat pump 1 works, due to using exhaust heat stepped utilization technology, so that air-source is warm The heat efficiency of pump 1 is up to 4.5.
Further, when the bath wastewater passes through the first coil heat exchanger 3,20 DEG C are cooled to by 35 DEG C, by changing It after boiler 9, is cooled to 10 DEG C and is discharged by sewage pipe 7, so that the energy of bath wastewater obtains cascade utilization.
Further, the system is according to the scale in bathroom, it is possible to provide 4m3/h~40m3The bath hot water of/h, solar energy heating The collector area of device 1 is in 15m2 ~70m2Between select, the general power of air source heat pump 2 selects between 11kw ~ 115kw.
Embodiment
Under conditions of outdoor weather is fine, when temperature sensor T1 >=40 DEG C, the first triple valve S1, the second triple valve S2 The direction a open, the direction b is closed, and the direction c is normally opened, i.e., the direction ac of the first triple valve and the second triple valve is logical at this time and the side bc To obstructed, bath hot water is produced using solar thermal collector 1;When 40 DEG C of temperature sensor T1 <, the first triple valve S1, second The direction b of triple valve S2 is opened, and the direction a is closed, and the direction the bc direction Tong Erac of the first triple valve and the second triple valve is not at this time It is logical, bath hot water is produced using air source heat pump 2.Air source heat pump 2 produces 40 DEG C~45 DEG C of bath hot water, in heat storage water tank Storage in 4, after shower, bath wastewater is collected by sewage diversion trench 5, using contaminant filter 6, is removed big in sewage Partial impurities, bath wastewater enter the first coil heat exchanger 3, and using the heat of bath wastewater, heating enters air-source heat The temperature of the air of pump 2, avoids evaporimeter frosting.Bath wastewater after heat exchange enters in heat-exchanging water tank 9, and temperature is reduced to 20 Left and right, in heat-exchanging water tank 9 and 5 DEG C of tap water carries out heat exchange, and bath wastewater is cooled to 10 DEG C, passes through 7 row of sewage pipe To outdoor.The outdoor Cryogenic air of air source heat pump is entered since bath wastewater heats first, heating enters again after cooling The bath hot water of air source heat pump, so that the heat efficiency of air source heat pump has significant raising.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but not to utility model The limitation of protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, this field Technical staff does not need to make the creative labor the various modifications or changes that can be made still in the protection scope of the utility model It is interior.

Claims (5)

1. a kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom, including solar thermal collector, air Source heat pump, it is characterised in that the output end of solar thermal collector is connect with the end a of the first triple valve, input terminal and the second triple valve The connection of the end a, the output end of air source heat pump connect with the end b of the first triple valve, the end the b company of input terminal and the second triple valve It connects;The end c of first triple valve connects heat storage water tank, and heat storage water tank is connect with bathing end, and bathing end lower section is provided with and it The sewage diversion trench of cooperation, the sewage diversion trench are connect through the first coil heat exchanger with heat-exchanging water tank water inlet end, the first coil pipe Heat exchanger is arranged in the outside of air source heat pump, and the water outlet of heat-exchanging water tank connects sewage pipe, and the is equipped in the heat-exchanging water tank Two coil heat exchangers, one end of the second coil heat exchanger connect the end c of the second triple valve, and the other end of the second coil heat exchanger connects Connect tap water inlet pipe.
2. the solar-powered-air source heat-pump residual neat recovering system according to claim 1 for being suitable for northern bathroom, feature It is that contaminant filter is arranged between the sewage diversion trench and the first coil heat exchanger.
3. the solar-powered-air source heat-pump residual neat recovering system according to claim 1 for being suitable for northern bathroom, feature It is, temperature sensor is arranged in the output end of the solar thermal collector.
4. the solar-powered-air source heat-pump residual neat recovering system according to claim 1 for being suitable for northern bathroom, feature It is to be provided with insulating layer outside the heat storage water tank and heat-exchanging water tank.
5. the solar-powered-air source heat-pump residual neat recovering system according to claim 1 for being suitable for northern bathroom, feature It is that first coil heat exchanger using double layer heat exchanger fin structure, increases the contact surface of the first coil heat exchanger and air Product improves heat exchange efficiency.
CN201822115758.6U 2018-12-17 2018-12-17 A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom Active CN209524565U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822115758.6U CN209524565U (en) 2018-12-17 2018-12-17 A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822115758.6U CN209524565U (en) 2018-12-17 2018-12-17 A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom

Publications (1)

Publication Number Publication Date
CN209524565U true CN209524565U (en) 2019-10-22

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Application Number Title Priority Date Filing Date
CN201822115758.6U Active CN209524565U (en) 2018-12-17 2018-12-17 A kind of solar-powered-air source heat-pump residual neat recovering system suitable for northern bathroom

Country Status (1)

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CN (1) CN209524565U (en)

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