CN216844870U - Renewable energy source area domestic hot water supply heat pump system - Google Patents
Renewable energy source area domestic hot water supply heat pump system Download PDFInfo
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- CN216844870U CN216844870U CN202220145008.7U CN202220145008U CN216844870U CN 216844870 U CN216844870 U CN 216844870U CN 202220145008 U CN202220145008 U CN 202220145008U CN 216844870 U CN216844870 U CN 216844870U
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Abstract
The utility model provides a renewable energy regional domestic hot water supply heat pump system, which relates to the technical field of energy saving and comprises a first loop, wherein a water using pipeline is arranged on the first loop, and a water tap is arranged on the water using pipeline; and a water-cooling heat pump water heater is arranged on the first loop. The first loop of the renewable energy region domestic hot water supply heat pump system provided by the utility model can be connected with the first water inlet pipeline, and the cooling hot water or river water connected with the first water inlet pipeline can flow out of the water faucet through the first circulating pump, thereby realizing the preparation of domestic hot water by utilizing condensation heat or the direct use of river water; when the environmental temperature is reduced, river water or cooling hot water is used for heating water in the first loop through the water-cooling heat pump water heater, so that the preparation of domestic hot water is realized, and the utilization of petrochemical energy is reduced.
Description
Technical Field
The utility model belongs to the technical field of the technique of energy saving and specifically relates to a regional hot water heat pump system that supplies life of renewable energy.
Background
At present, domestic hot water is mainly in a form of a gas wall-mounted boiler by taking a family as a unit, and natural gas is used for directly heating the water. A small part of systems for supplying hot water in a centralized way generally adopt a gas boiler or a small amount of air energy heat pump and boiler heat compensation to produce domestic hot water. The form is that petrochemical industry energy directly converts heat energy into, and energy utilization is low, and partial air can the heat pump to winter, because outdoor temperature is too low, frosting is easy to freeze, leads to the heat production inefficiency, and the reliability is not high.
When the gas boiler is used for producing domestic hot water, petrochemical energy is converted into heat energy, the energy utilization rate is low, and the gas boiler is not energy-saving and environment-friendly. When the air energy water heater is adopted, the phenomena of frosting, icing and the like are easy to occur under the extreme weather condition in winter, the system efficiency is low, the hot water for production and living is unstable, and the production cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a renewable energy regional supply life hot water heat pump system to it is low to alleviate present energy utilization, technical problem not energy-conserving not environmental protection.
The utility model provides a heat pump system for supplying domestic hot water to a renewable energy region, which comprises a first loop, wherein a water using pipeline is arranged on the first loop, and a water tap is arranged on the water using pipeline;
the water-cooling heat pump water heater is arranged on the first loop, two first switching valves are arranged on the first loop, and the water-cooling heat pump water heater is arranged on the first loop between the two first switching valves;
the first loop is also provided with a first circulating pump, the first loop is provided with a first water inlet pipeline, and the first water inlet pipeline is arranged at the water inlet end of the first circulating pump;
a first water outlet pipeline is also arranged on the first loop and is arranged at the water outlet end of the first circulating pump;
a heat exchange pipeline is arranged between the first water inlet pipeline and the first water outlet pipeline and is connected with the water-cooled heat pump water heater;
a second switching valve is arranged on the first water inlet pipeline and used for switching on and off the first water inlet pipeline and the first loop, and a third switching valve is arranged on the first water outlet pipeline and used for switching on and off the first water outlet pipeline and the first loop;
still be connected with water supply pipeline on the first loop, water supply pipeline is connected with water supply system.
In an optional embodiment, a fourth switching valve is arranged on the heat exchange pipeline and used for switching the heat exchange pipeline and the first water inlet pipeline.
In an optional embodiment, the heat exchanger further comprises a second water inlet pipeline and a second water outlet pipeline, the second water inlet pipeline is connected with the heat exchange pipeline, and the second water inlet pipeline is located at the water inlet end of the water-cooled heat pump water heater; and the second water outlet pipeline is connected with the heat exchange pipeline and is positioned at the water outlet end of the water-cooling heat pump water heater.
In an optional implementation manner, a fifth switching valve is disposed on the second water inlet pipeline, and a sixth switching valve is disposed on the second water outlet pipeline.
In an alternative embodiment, a second circulation pump is provided on the second water inlet line.
In an optional embodiment, the system further comprises a heat exchange system, and the heat exchange system is respectively connected with the second water inlet pipeline and the second water outlet pipeline.
In an alternative embodiment, the water inlet end of the first water inlet pipeline is connected with river water or condensed hot water.
The first loop of the renewable energy region domestic hot water supply heat pump system provided by the utility model can be connected with the first water inlet pipeline, and the cooling hot water or river water connected with the first water inlet pipeline can flow out of the water faucet through the first circulating pump, thereby realizing the preparation of domestic hot water by utilizing condensation heat or the direct use of river water; when the environmental temperature is reduced, river water or cooling hot water is used for heating water in the first loop through the water-cooling heat pump water heater, so that the preparation of domestic hot water is realized, and the utilization of petrochemical energy is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structure of a heat pump system for supplying domestic hot water to a renewable energy region provided by an embodiment of the present invention.
Icon: 100-a first water inlet line; 200-a first water outlet pipeline; 300-a first loop; 400-water using pipeline; 500-use the faucet; 600-a first circulation pump; 700-water supplement pipeline; 800-a second switching valve; 900-a first switching valve; 110-a second water inlet line; 120-a second outlet conduit; 130-a sixth switching valve; 140-a fifth switching valve; 150-a second circulation pump; 160-water-cooling heat pump water heater; 170-heat exchange lines; 180-third switching valve.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1, the present invention provides a heat pump system for supplying domestic hot water to a renewable energy region, comprising a first loop 300, wherein a water usage pipeline 400 is arranged on the first loop 300, and a faucet 500 is arranged on the water usage pipeline 400;
a water-cooled heat pump water heater 160 is arranged on the first loop 300, two first switching valves 900 are arranged on the first loop 300, and the water-cooled heat pump water heater 160 is arranged on the first loop 300 between the two first switching valves 900;
a first circulating pump 600 is further arranged on the first loop 300, a first water inlet pipeline 100 is arranged on the first loop 300, and the first water inlet pipeline 100 is arranged at the water inlet end of the first circulating pump 600;
a first water outlet pipeline 200 is further arranged on the first loop 300, and the first water outlet pipeline 200 is arranged at the water outlet end of the first circulating pump 600;
a heat exchange pipeline 170 is arranged between the first water inlet pipeline 100 and the first water outlet pipeline 200, and the heat exchange pipeline 170 is connected with the water-cooled heat pump water heater 160;
a second switching valve 800 is arranged on the first water inlet pipeline 100, the second switching valve 800 is used for switching the first water inlet pipeline 100 and the first loop 300 on and off, a third switching valve 180 is arranged on the first water outlet pipeline 200, and the third switching valve 180 is used for switching the first water outlet pipeline 200 and the first loop 300 on and off;
the first loop 300 is further connected with a water replenishing pipeline 700, and the water replenishing pipeline 700 is connected with a water supply system.
In some embodiments, during summer, the first switching valve 900 is closed, and the first circulation pump 600 is opened, so that river water or hot condensed water connected to the first water inlet pipeline 100 can enter the first loop 300 and enter the first water outlet pipeline 200 along the first loop 300; therefore, hot water is always in the first loop 300, when a user opens the water faucet, water in the first loop 300 can enter the water using pipeline 400 and then flows out of the water faucet, and the use of domestic hot water of the user is met.
When the ambient temperature is low, the first switching valve 900 is opened, and the second switching valve 800 and the third switching valve 180 are closed, so that the water in the first water inlet pipeline 100 cannot enter the first loop 300, and the water in the second loop cannot enter the first water outlet pipeline 200; the water in the first water inlet pipeline 100 enters the water-cooled heat pump water heater 160, the water in the first loop 300 in the water-cooled heat pump water heater 160 performs heat exchange, and further, the temperature of the water in the first loop 300 is increased, when a user opens the water faucet, the hot water in the first loop 300 can flow out through the water faucet, in order to enable the first loop 300 to have enough water all the time, the first loop 300 is connected with the water replenishing pipeline 700, the water replenishing pipeline 700 is connected with a water supply system, the general water replenishing pipeline 700 is connected with a tap water pipeline, and tap water is replenished into the first loop 300 through the water replenishing pipeline 700.
A plurality of water usage lines 400 may be provided on the first loop 300, each water usage line 400 typically being provided with a faucet 500.
In an optional embodiment, a fourth switching valve is disposed on the heat exchange line 170, and the fourth switching valve is configured to connect and disconnect the heat exchange line 170 and the first water inlet line 100.
In an alternative embodiment, the system further comprises a second water inlet pipeline 110 and a second water outlet pipeline 120, the second water inlet pipeline 110 is connected to the heat exchange pipeline 170, and the second water inlet pipeline 110 is located at the water inlet end of the water-cooled heat pump water heater 160; the second water outlet pipeline 120 is connected to the heat exchange pipeline 170, and the second water outlet pipeline 120 is located at the water outlet end of the water-cooled heat pump water heater 160.
In an alternative embodiment, the second water inlet line 110 is provided with a fifth switching valve 140, and the second water outlet line 120 is provided with a sixth switching valve 130.
In an alternative embodiment, a second circulation pump 150 is disposed on the second water inlet line 110.
In an alternative embodiment, a heat exchange system is further included, and the heat exchange system is connected to the second water inlet pipeline 110 and the second water outlet pipeline 120 respectively.
In an alternative embodiment, the water inlet end of the first water inlet pipeline 100 is connected with river water or condensed hot water.
In some embodiments, when the ambient temperature continuously decreases, for example, when the river water connected to the first water inlet pipeline 100 is not suitable for the water of the first loop 300 to be heated by the water-cooled heat pump water heater 160, or when water with better temperature is available, the fourth valve on the heat exchange pipeline 170 is closed, so that the water of the first water inlet pipeline 100 cannot enter the heat exchange pipeline 170, the second water inlet pipeline 110 and the second water outlet pipeline 120 are connected to the heat exchange pipeline 170, the second water inlet pipeline 110 can be connected to a water return pipe of a heating system, the temperature of the water in the water return pipe of the heating system is higher, the water enters the water-cooled heat pump water heater 160 through the second water inlet pipeline 110, the heat exchange is performed on the water in the first loop 300, so that the temperature of the first loop 300 increases, the water in the second water inlet pipeline 110 enters the second water outlet pipeline 120 after passing through the water-cooled heat pump water heater 160, and thus back into the heating system.
In order to make the water in the second water inlet pipeline 110 have sufficient pressure, a second circulation pump 150 is arranged on the second water inlet pipeline 110, and the second circulation pump 150 can make the water in the second water inlet pipeline 110 have sufficient water pressure; to avoid the second water inlet pipeline 110 and the second water outlet pipeline 120 from entering river water or condensed water in a non-use state; a fifth switching valve 140 is arranged on the second water inlet pipeline 110, and a sixth switching valve 130 is arranged on the second water outlet pipeline 120; the fifth switching valve 140 and the sixth switching valve 130 are normally in a closed state during the non-winter time.
The renewable energy region domestic hot water supply heat pump system is coupled with the hot water heat pump system, and by utilizing the characteristics of the renewable energy region energy supply system, the condensation heat of a water chilling unit or river water is adopted for supplying heat in summer, and the return water of heating water is adopted as a heat source in winter.
Generally, the first water inlet pipeline 100 is connected with condensed hot water or river water in summer, and water in the first loop 300 is heated in the water-cooled heat pump water heater 160 by using water in the first water inlet pipeline 100 in spring and autumn, so that domestic hot water is provided; in winter, the water in the first loop 300 is heated in the water-cooled heat pump water heater 160 by the return water of the heating system.
The traditional form is to convert petrochemical energy into heat energy, the highest energy utilization efficiency is 85%, and greenhouse gas emission pollutes the environment, so that the energy is not saved and the environment is not protected. Renewable energy regional supply life hot water heat pump system has replaced traditional natural gas burning preparation life hot water's technical form through combining with renewable regional energy supply system, turns into the solar energy of storage in the river water into heat energy, and every input 1kWh electricity can extract the heat of 3 ~ 4kWh, and energy efficiency promotes by a wide margin, and does not have any emission and pollution.
The utility model provides a renewable energy regional supply life hot water heat pump system's first loop 300 can be connected with first inlet channel 100, makes the cooling hot water or river water that first inlet channel 100 connects can flow out from the tap through first circulating pump 600, and then realizes utilizing the condensation heat to prepare life hot water or directly use the river water; when the environmental temperature is reduced, the water in the first loop 300 is heated by the river water or the cooling hot water through the water-cooling heat pump water heater 160, so that the preparation of the domestic hot water is realized, and the utilization of petrochemical energy is reduced.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. A heat pump system for supplying domestic hot water by a renewable energy region, which is characterized by comprising a first loop (300), wherein a water using pipeline (400) is arranged on the first loop (300), and a water faucet (500) is arranged on the water using pipeline (400);
a water-cooling heat pump water heater (160) is arranged on the first loop (300), two first switching valves (900) are arranged on the first loop (300), and the water-cooling heat pump water heater (160) is arranged on the first loop (300) between the two first switching valves (900);
the first loop (300) is also provided with a first circulating pump (600), the first loop (300) is provided with a first water inlet pipeline (100), and the first water inlet pipeline (100) is arranged at the water inlet end of the first circulating pump (600);
a first water outlet pipeline (200) is further arranged on the first loop (300), and the first water outlet pipeline (200) is arranged at the water outlet end of the first circulating pump (600);
a heat exchange pipeline (170) is arranged between the first water inlet pipeline (100) and the first water outlet pipeline (200), and the heat exchange pipeline (170) is connected with the water-cooled heat pump water heater (160);
a second switching valve (800) is arranged on the first water inlet pipeline (100), the second switching valve (800) is used for enabling the first water inlet pipeline (100) to be connected with and disconnected from the first loop (300), a third switching valve (180) is arranged on the first water outlet pipeline (200), and the third switching valve (180) is used for enabling the first water outlet pipeline (200) to be connected with and disconnected from the first loop (300);
the first loop (300) is also connected with a water replenishing pipeline (700), and the water replenishing pipeline (700) is connected with a water supply system.
2. The heat pump system for supplying domestic hot water according to claim 1, wherein a fourth switching valve is provided on the heat exchange line (170), and the fourth switching valve is used for switching the heat exchange line (170) on and off with the first water inlet line (100).
3. The renewable energy regional domestic hot water heat pump system of claim 2, further comprising a second water inlet line (110) and a second water outlet line (120), wherein the second water inlet line (110) is connected to the heat exchange line (170), and the second water inlet line (110) is located at the water inlet end of the water-cooled heat pump water heater (160); the second water outlet pipeline (120) is connected with the heat exchange pipeline (170), and the second water outlet pipeline (120) is located at the water outlet end of the water-cooled heat pump water heater (160).
4. The renewable energy district for domestic hot water heat pump system of claim 3, wherein a fifth switching valve (140) is provided on the second water inlet line (110) and a sixth switching valve (130) is provided on the second water outlet line (120).
5. The renewable energy district domestic hot water heat pump system of claim 4, wherein a second circulation pump (150) is provided on the second water inlet line (110).
6. The renewable energy district for domestic hot water heat pump system of claim 3, further comprising a heat exchange system connected to the second water inlet line (110) and the second water outlet line (120), respectively.
7. The renewable energy district for domestic hot water heat pump system according to claim 6, wherein the water inlet end of the first water inlet pipe (100) is connected with river water or condensed hot water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220145008.7U CN216844870U (en) | 2022-01-19 | 2022-01-19 | Renewable energy source area domestic hot water supply heat pump system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220145008.7U CN216844870U (en) | 2022-01-19 | 2022-01-19 | Renewable energy source area domestic hot water supply heat pump system |
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| CN216844870U true CN216844870U (en) | 2022-06-28 |
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| CN202220145008.7U Active CN216844870U (en) | 2022-01-19 | 2022-01-19 | Renewable energy source area domestic hot water supply heat pump system |
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| CN (1) | CN216844870U (en) |
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