CN217715110U - Double-source heat pump heating system - Google Patents
Double-source heat pump heating system Download PDFInfo
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- CN217715110U CN217715110U CN202123191058.3U CN202123191058U CN217715110U CN 217715110 U CN217715110 U CN 217715110U CN 202123191058 U CN202123191058 U CN 202123191058U CN 217715110 U CN217715110 U CN 217715110U
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Abstract
A double-source heat pump heating system belongs to the technical field of heating, and comprises a double-source heat exchange system and a host system, wherein a heat utilization side of the host system is provided with a pipeline connected with a heat utilization terminal; a medium inlet pipe and a medium outlet pipe are arranged at the heat taking side of the double-source heat exchange system; the double-source heat exchange system is provided with an air energy fin heat exchanger, a first heat exchange coil connected with a host system is arranged in the air energy fin heat exchanger, a water source heat exchange coil connected with a medium inlet pipe and a medium outlet pipe is further arranged in the air energy fin heat exchanger, and the first heat exchange coil and the water source heat exchange coil are arranged in parallel side by side and connected through fins of the fin heat exchanger to exchange heat. The utility model has the advantages that the combination of two heat exchangers is realized through the water source heat exchange coil pipe of the air energy fin heat exchanger, the system structure is simplified, and the higher energy efficiency ratio is achieved; under the condition that the heat pump system needs defrosting, the heat transfer medium flows through the water source heat exchange coil pipe to enable the air energy fin heat exchanger to be heated up quickly, and the effect of quick defrosting is achieved.
Description
Technical Field
The utility model belongs to the technical field of the heat supply heating and specifically relates to a two source heat pump heating system.
Background
Rural and old town area ambient temperature is low, heating time is long, mostly distributed coal-fired furnace heating at present, the building mostly is small-size monomer building, the building concentration is low, the size coefficient is big, heating load is big, the heat supply temperature is high (the radiator is main), central heating pipe network heat supply investment is high, the heat waste is big, gas pipe network and gas heat supply safety risk are high, the air supply is not enough, millet electric heat accumulation and electric boiler electric wire netting increase-volume pressure are big, the investment is high, need supporting peak valley electric policy, reality situations such as financial subsidy. The existing double-source heat pump technology uses the combination of two heat exchangers, an air source heat pump compressor works under the working condition of high pressure ratio for a long time and often runs at a critical point, the compressor is easy to burn, and the maintenance cost is greatly increased; the working condition below-25 ℃ and the working condition with high water outlet temperature above 50 ℃ cannot be adapted (radiator); in rainy and snowy days, because the heat pump system needs frequent defrosting, the heating load can not meet the requirements of heating or hot water.
Disclosure of Invention
The utility model aims to solve the technical problem that not enough to prior art provides one kind and can utilize hot water resource to assist the defrosting, improves the efficiency, the dual-source heat pump of simplified system.
The technical problem to be solved by the utility model is realized by the following technical scheme, the utility model relates to a double-source heat pump heating system, which comprises a double-source heat exchange system and a host system, wherein the heat utilization side of the host system is provided with a pipeline connected with a heat utilization terminal; a medium inlet pipe and a medium outlet pipe are arranged on the heat taking side of the double-source heat exchange system; the double-source heat exchange system is provided with an air energy fin heat exchanger, a first heat exchange coil connected with a host system is arranged in the air energy fin heat exchanger, a water source heat exchange coil connected with a medium inlet pipe and a medium outlet pipe is further arranged in the air energy fin heat exchanger, and the first heat exchange coil and the water source heat exchange coil are arranged in parallel side by side and are connected through fins of the fin heat exchanger for heat exchange.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, one side of water source heat exchange coil is equipped with the supplementary heat source system that provides the heat source for water source heat exchange coil.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, supplementary heat source system includes heating water tank, the inside second heat exchange coil who establishes ties with water source heat exchange coil that is equipped with of heating water tank.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, heating water tank bottom is equipped with the solar water heating system for heating water tank heat supply.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, advance the pipe through the medium between water source heat exchange coil and the second heat exchange coil and the medium exit tube is connected, water source heat exchange coil, second heat exchange coil, medium advance to form confined circulation pipeline between pipe and the medium exit tube.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, circulating water pump, flowmeter and first temperature sensor are installed to the medium on advancing the pipe, install second temperature sensor on the medium exit tube.
Compared with the prior art, the utility model has the advantages that the combination of the two heat exchangers is realized and the system structure of the double-source heat pump is simplified by arranging the air source heat exchange coil pipe and the water source heat exchange coil pipe in the air energy fin heat exchanger; under the condition that hot water resources exist, the heat of the hot water is used for heating, and under the condition that the hot water resources are insufficient, the heat of an air source is switched to be used, so that a high energy efficiency ratio is achieved; under the condition that the heat pump system needs defrosting, the heat transfer medium flows through the water source heat exchange coil pipe to enable the air energy fin heat exchanger to be heated up quickly, and the effect of quick defrosting is achieved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: 1. the system comprises an auxiliary heat source system, 2, a second heat exchange coil, 3, a medium inlet pipe, 4, a circulating water pump, 5, a flow meter, 6, a first temperature sensor, 7, a double-source heat pump, 8, a double-source heat exchange system, 9, a host system, 10, a heat utilization terminal, 11, a first heat exchange coil, 12, a water source heat exchange coil, 13, a second temperature sensor and 14, a medium inlet pipe.
Detailed Description
The following further describes embodiments of the present invention in order to facilitate further understanding of the present invention by those skilled in the art, and does not constitute a limitation to the right thereof.
Referring to fig. 1, a dual-source heat pump heating system includes a dual-source heat exchange system and a host system, where the heat utilization side of the host system is provided with a pipeline connected with a heat utilization terminal; a medium inlet pipe and a medium outlet pipe are arranged on the heat taking side of the double-source heat exchange system; the double-source heat exchange system is provided with an air energy fin heat exchanger, a first heat exchange coil connected with a host system is arranged in the air energy fin heat exchanger, a water source heat exchange coil connected with a medium inlet pipe and a medium outlet pipe is further arranged in the air energy fin heat exchanger, and the first heat exchange coil and the water source heat exchange coil are arranged in parallel side by side and are connected through fins of the fin heat exchanger for heat exchange.
And an auxiliary heat source system for providing a heat source for the water source heat exchange coil is arranged on one side of the water source heat exchange coil.
The auxiliary heat source system comprises a heating water tank, wherein a second heat exchange coil connected with the water source heat exchange coil in series is arranged in the heating water tank.
And a solar water heating system for supplying heat to the heating water tank is arranged at the bottom of the heating water tank.
The water source heat exchange coil and the second heat exchange coil are connected through a medium inlet pipe and a medium outlet pipe, and a closed circulating pipeline is formed among the water source heat exchange coil, the second heat exchange coil, the medium inlet pipe and the medium outlet pipe.
And the medium inlet pipe is provided with a circulating water pump, a flowmeter and a first temperature sensor, and the medium outlet pipe is provided with a second temperature sensor. The utility model discloses an application principle as follows: the air source heat exchange coil and the water source heat exchange coil in the air energy fin heat exchanger can exchange heat with a liquid medium in the air energy fin heat exchanger and can also exchange heat with air; under the condition that hot water resources exist, the medium in the heat exchange coil exchanges heat with the heat of the hot water resources to heat the fin heat exchanger, a high energy efficiency ratio is achieved, and under the condition that the hot water resources are insufficient, the heat in the air source is automatically switched to be utilized, and the heat of the air source and the water source is comprehensively utilized to supply heat to a hot water using end; under the condition that the heat pump system needs defrosting, the heat transfer medium flows through the water source heat exchange coil pipe to enable the air energy fin heat exchanger to be heated up quickly, and the effect of quick defrosting is achieved.
Claims (6)
1. The utility model provides a double-source heat pump heating system which characterized in that: the system comprises a double-source heat exchange system and a host system, wherein a heat utilization side of the host system is provided with a pipeline connected with a heat utilization terminal; a medium inlet pipe and a medium outlet pipe are arranged on the heat taking side of the double-source heat exchange system; the double-source heat exchange system is provided with an air energy fin heat exchanger, a first heat exchange coil connected with a host system is arranged in the air energy fin heat exchanger, a water source heat exchange coil connected with a medium inlet pipe and a medium outlet pipe is further arranged in the air energy fin heat exchanger, and the first heat exchange coil and the water source heat exchange coil are arranged in parallel side by side and are connected through fins of the fin heat exchanger for heat exchange.
2. The dual-source heat pump heating system according to claim 1, wherein: and an auxiliary heat source system for providing a heat source for the water source heat exchange coil is arranged on one side of the water source heat exchange coil.
3. The dual-source heat pump heating system according to claim 2, wherein: the auxiliary heat source system comprises a heating water tank, wherein a second heat exchange coil connected with the water source heat exchange coil in series is arranged in the heating water tank.
4. The dual-source heat pump heating system according to claim 3, wherein: and a solar water heating system for supplying heat to the heating water tank is arranged at the bottom of the heating water tank.
5. The dual-source heat pump heating system according to claim 3, wherein: the water source heat exchange coil and the second heat exchange coil are connected through a medium inlet pipe and a medium outlet pipe, and a closed circulating pipeline is formed among the water source heat exchange coil, the second heat exchange coil, the medium inlet pipe and the medium outlet pipe.
6. The dual-source heat pump heating system according to claim 5, wherein: and the medium inlet pipe is provided with a circulating water pump, a flowmeter and a first temperature sensor, and the medium outlet pipe is provided with a second temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123191058.3U CN217715110U (en) | 2021-12-18 | 2021-12-18 | Double-source heat pump heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123191058.3U CN217715110U (en) | 2021-12-18 | 2021-12-18 | Double-source heat pump heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217715110U true CN217715110U (en) | 2022-11-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123191058.3U Active CN217715110U (en) | 2021-12-18 | 2021-12-18 | Double-source heat pump heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217715110U (en) |
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2021
- 2021-12-18 CN CN202123191058.3U patent/CN217715110U/en active Active
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