CN201964610U - Air source and water source heat pump hot water unit - Google Patents
Air source and water source heat pump hot water unit Download PDFInfo
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- CN201964610U CN201964610U CN2010206854332U CN201020685433U CN201964610U CN 201964610 U CN201964610 U CN 201964610U CN 2010206854332 U CN2010206854332 U CN 2010206854332U CN 201020685433 U CN201020685433 U CN 201020685433U CN 201964610 U CN201964610 U CN 201964610U
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- condenser
- hot water
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Abstract
The utility model discloses an air source and water source heat pump hot water unit. The heat pump hot water unit comprises an air source heat pump device (1) using a low-temperature refrigerant and a water source heat pump device (2) using a high-temperature refrigerant; the outlet of a first compressor (1.1) of the air source heat pump device, a heat exchange device of a condensation evaporator (3), a first throttling device (1.2), a heat exchanger (1.3) and the inlet of the first compressor (1.1) are sequentially connected through a pipeline to form a loop; and the outlet of a second compressor (2.1) of the water source heat pump device, a condenser (2.2), a second throttling device (2.3), the other heat exchange device of the condensation evaporator (3) and the inlet of the second compressor (2.1) are sequentially connected through a pipeline to form a loop. The heat pump hot water unit has high outlet water temperature.
Description
Technical field
The utility model relates to a kind of heat-pump hot-water unit, relates to a kind of air source water source heat pump hot water unit or rather.
Background technology
The heat-pump hot-water unit is generally gone up and is provided hot water to family, commercial location or enterprise.Present employed heat-pump hot-water unit is comparatively extensive with the use of air-source heat pump hot water group.The air-source heat pump hot water group of prior art mainly comprises compressor, condenser, throttling arrangement and the evaporimeter that carries out heat exchange with outdoor air, and described compressor, condenser, throttling arrangement and evaporimeter connect and compose the loop through pipeline successively.There is following defective in the air-source heat pump hot water group of this kind prior art: because the air-source heat pump hot water group is carried out heat exchange by evaporimeter and outdoor air, heat in extraction chamber's outer air, and then the user's water in the heat transferred heat-pump hot-water unit storage tank that will from air, extract by condenser, owing to be subjected to the restriction of outside air temperature, the leaving water temperature of the air-source heat pump hot water group storage tank of prior art is not very high, generally about 45 ℃, especially at cold snap, therefore 30 ℃ of leaving water temperature less thaies can't satisfy the requirement of some user to the hot water temperature.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of leaving water temperature higher air source water source heat pump hot water unit.
Technical solution of the present utility model is, a kind of air source water source heat pump hot water unit with following structure is provided, and it comprises heat pump apparatus of air source that uses low-temperature refrigerant and the headwaters heat pump that uses high temperature refrigerant;
Described heat pump apparatus of air source comprises a heat-exchanger rig, first throttle device in first compressor, the condenser/evaporator and the heat exchanger that can carry out heat exchange with outdoor air; A heat-exchanger rig of described first compressor outlet, condenser/evaporator, first throttle device, heat exchanger, first suction port of compressor connect and compose the loop through pipeline successively;
Described headwaters heat pump comprises another heat-exchanger rig in second compressor, the condenser/evaporator, the condenser and second throttling arrangement that can carry out heat exchange with user's recirculated water; Another heat-exchanger rig, second suction port of compressor of described second compressor outlet, condenser, second throttling arrangement, condenser/evaporator connect and compose the loop through pipeline successively.
After adopting above structure, the utility model air source water source heat pump hot water unit compared with prior art has the following advantages:
Because air source water source heat pump hot water unit of the present utility model comprises heat pump apparatus of air source that uses low-temperature refrigerant and the headwaters heat pump that uses high temperature refrigerant, during this unit work, in heat pump apparatus of air source, first compressor is discharged the gaseous state low-temperature refrigerant of the HTHP that forms after its compression, enter then that a heat-exchanger rig in the condenser/evaporator carries out condensation and with the gaseous state low-temperature refrigerant liquefy low-temperature refrigerant of HTHP, liquid low-temperature refrigerant forms the gas-liquid mixed low-temperature refrigerant of low-temp low-pressure again through the first throttle device, this cold-producing medium forms the gaseous state low-temperature refrigerant after entering the heat of heat exchanger absorption chamber outer air, gets back to first compressor through first suction port of compressor at last and forms circulation; And meanwhile, also carry out identical circulation in the headwaters heat pump, high temperature refrigerant is discharged from second compressor outlet, through another heat-exchanger rig and second suction port of compressor in condenser, second throttling arrangement, the condenser/evaporator, finally get back in the compressor again, high temperature refrigerant is emitted heat liquefy cold-producing medium by gaseous refrigerant in condenser the time, and liberated heat can heat the user's water in the storage tank, makes the user can obtain hot water; When absorbing in the heat-exchanger rig of low-temperature refrigerant in condenser/evaporator of heat pump apparatus of air source condensation by gas-liquid mixed refrigerant in another heat-exchanger rig of condenser/evaporator the time, high temperature refrigerant becomes the gaseous state high temperature refrigerant behind the liberated heat, the structure of this kind superposition type, the cold-producing medium liberated heat is promoted step by step, the heat exchanger that is heat pump apparatus of air source absorbs heat from outdoor air, emit heat in a heat-exchanger rig of condenser/evaporator, the evaporating temperature that emit this moment is probably at 20～25 ℃; Another heat-exchanger rig of the condenser/evaporator of headwaters heat pump absorbs heat from the evaporating temperature that a heat-exchanger rig of heat pump apparatus of air source condenser/evaporator sends, in condenser, emit heat, the evaporating temperature that emit this moment is probably at 85～89 ℃, carry out heat exchange for user's water, the temperature of the hot water that obtains of storage tank user water water side is probably at 80～85 ℃ like this, even if at arctic weather, leaving water temperature is also very high, generally also there are 70～80 ℃, therefore the temperature of the hot water that obtains far above user's water water side of the air-source heat pump hot water group of prior art can satisfy user's demand.
As a kind of improvement of the present utility model, be connected with gas-liquid separator between the described heat exchanger and first suction port of compressor.The gaseous state low-temperature refrigerant that this gas-liquid separator heat exchanging device is discharged filters, and removes low liquid low-temperature refrigerant and lubricating oil, and making the low-temperature refrigerant that enters first compressor is the low-temperature refrigerant of gaseous state fully.
As another kind of improvement the of the present utility model, be connected with first device for drying and filtering between heat-exchanger rig in the described condenser/evaporator and the first throttle device.This first device for drying and filtering filters the low-temperature refrigerant of discharging in the condenser/evaporator, elimination impurity and moisture.
Also have a kind of improvement as of the present utility model, be connected with first liquid-sighting glass between described first device for drying and filtering and the first throttle device.This first liquid-sighting glass is used for observing the situation of the cold-producing medium of the pipeline between first device for drying and filtering and the first throttle device, so that heat pump apparatus of air source is controlled.
Also have a kind of improvement as of the present utility model, be connected with second device for drying and filtering between the described condenser and second throttling arrangement.The high temperature refrigerant that this second device for drying and filtering is discharged condenser filters elimination impurity.
Also have a kind of improvement as of the present utility model, be connected with second liquid-sighting glass between described second device for drying and filtering and second throttling arrangement.This second liquid-sighting glass is used for observing the situation of the cold-producing medium of the pipeline between second device for drying and filtering and second throttling arrangement, so that headwaters heat pump is controlled.
Description of drawings
Accompanying drawing is the structural representation of the utility model air source water source heat pump hot water unit.
Shown in the figure: 1, heat pump apparatus of air source, 1.1, first compressor, 1.2, the first throttle device, 1.3, heat exchanger, 1.4, gas-liquid separator, 1.5, first device for drying and filtering, 1.6, first liquid-sighting glass, 2, headwaters heat pump, 2.1, second compressor, 2.2, condenser, 2.3, second throttling arrangement, 2.4, second device for drying and filtering, 2.5, second liquid-sighting glass, 3, condenser/evaporator.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Please join shown in the accompanying drawing, the utility model air source water source heat pump hot water unit comprises heat pump apparatus of air source 1 that uses low-temperature refrigerant and the headwaters heat pump 2 that uses high temperature refrigerant, described low-temperature refrigerant is that evaporating temperature is-10～-20 ℃ chlorodifluoromethane or R407C, and described high temperature refrigerant is that evaporating temperature is 15～40 ℃ cold-producing medium ZHR-01 or R134a.
Described heat pump apparatus of air source 1 comprises a heat-exchanger rig, first throttle device 1.2 of first compressor 1.1, condenser/evaporator 3, heat exchanger 1.3, gas-liquid separator 1.4, first device for drying and filtering 1.5 and first liquid-sighting glass 1.6 that can carry out heat exchange with outdoor air.A heat-exchanger rig in 1.1 outlets of described first compressor, the condenser/evaporator 3, first device for drying and filtering 1.5, first liquid-sighting glass 1.6, first throttle device 1.2, heat exchanger 1.3, gas-liquid separator 1.4, first compressor, 1.1 inlets connect and compose the loop through pipeline successively.In this specific embodiment, described heat exchanger 1.3 is a finned heat exchanger, two heat-exchanger rigs are arranged in the described condenser/evaporator 3, if one of them heat-exchanger rig to the cold-producing medium in it carry out condensation, another heat-exchanger rig evaporates the cold-producing medium in it, carrying out the heat that condensed refrigerant sends so can absorb for the cold-producing medium that evaporates.
Described headwaters heat pump 2 comprises another heat-exchanger rig of second compressor 2.1, condenser/evaporator 3, condenser 2.2, second throttling arrangement 2.3, second device for drying and filtering 2.4 and second liquid-sighting glass 2.5 that can carry out heat exchange with user's recirculated water.Another heat-exchanger rig of 2.1 outlets of described second compressor, condenser 2.2, second device for drying and filtering 2.4, second liquid-sighting glass 2.5, second throttling arrangement 2.3, condenser/evaporator 3, second compressor, 2.1 inlets connect and compose the loop through pipeline successively.
The operation principle of the utility model air source water source heat pump hot water unit is: in heat pump apparatus of air source 1, first compressor 1.1 is discharged the gaseous state low-temperature refrigerant of the HTHP that forms after its compression, the heat-exchanger rig that this gaseous state low-temperature refrigerant enters condenser/evaporator 3 carries out condensation and with the gaseous state low-temperature refrigerant liquefy low-temperature refrigerant of HTHP, emit a large amount of heats simultaneously, this moment, liberated heat approximately was 20 ℃, liquid low-temperature refrigerant is more successively through first device for drying and filtering 1.5, first liquid-sighting glass 1.6 and first throttle device 1.2 form the gas-liquid mixed low-temperature refrigerant of low-temp low-pressure, this cold-producing medium forms the gaseous state low-temperature refrigerant after entering the heat of heat exchanger 1.3 absorption chamber outer air, and then enter first compressor 1.1 inlet through gas-liquid separator 1.4, finally get back to first compressor 1.1 and form circulation.Meanwhile, also carrying out identical circulation in the headwaters heat pump 2, promptly second compressor 2.1 is discharged the gaseous state high temperature refrigerant of the HTHP that forms after its compression, this gaseous state high temperature refrigerant enters condenser 2.2 afterwards by the gaseous state liquefy, emitting a large amount of heats simultaneously heats for the user's recirculated water in the storage tank, make the user can obtain hot water, the hot water that this moment, the storage tank water side obtained probably is 80～85 ℃, liquid high temperature refrigerant is successively through second device for drying and filtering 2.4, second liquid-sighting glass 2.5 and second throttling arrangement 2.3 form the gas-liquid mixed high temperature refrigerant of low-temp low-pressure, the low-temperature refrigerant that another heat-exchanger rig that this cold-producing medium enters condenser/evaporator 3 absorbs heat pump apparatus of air source forms the gaseous state high temperature refrigerant behind the liberated heat during condensation in a heat-exchanger rig of condenser/evaporator 3, get back to second compressor 2.1 through second compressor, 2.1 inlets at last and form circulation.
Claims (7)
1. air source water source heat pump hot water unit is characterized in that: it comprises heat pump apparatus of air source (1) that uses low-temperature refrigerant and the headwaters heat pump (2) that uses high temperature refrigerant;
Described heat pump apparatus of air source (1) comprises a heat-exchanger rig, first throttle device (1.2) in first compressor (1.1), the condenser/evaporator (3) and the heat exchanger (1.3) that can carry out heat exchange with outdoor air; A heat-exchanger rig of described first compressor (1.1) outlet, condenser/evaporator (3), first throttle device (1.2), heat exchanger (1.3), first compressor (1.1) inlet connect and compose the loop through pipeline successively;
Described headwaters heat pump (2) comprises another heat-exchanger rig in second compressor (2.1), the condenser/evaporator (3), the condenser (2.2) and second throttling arrangement (2.3) that can carry out heat exchange with user's recirculated water; Another heat-exchanger rig of described second compressor (2.1) outlet, condenser (2.2), second throttling arrangement (2.3), condenser/evaporator (3), second compressor (2.1) inlet connect and compose the loop through pipeline successively.
2. air source water source heat pump hot water unit according to claim 1 is characterized in that: be connected with gas-liquid separator (1.4) between described heat exchanger (1.3) and first compressor (1.1) inlet.
3. air source water source heat pump hot water unit according to claim 1 and 2 is characterized in that: be connected with first device for drying and filtering (1.5) between heat-exchanger rig in the described condenser/evaporator (3) and the first throttle device (1.2).
4. air source water source heat pump hot water unit according to claim 3 is characterized in that: be connected with first liquid-sighting glass (1.6) between described first device for drying and filtering (1.5) and the first throttle device (1.2).
5. air source water source heat pump hot water unit according to claim 1 and 2 is characterized in that: be connected with second device for drying and filtering (2.4) between described condenser (2.2) and second throttling arrangement (2.3).
6. air source water source heat pump hot water unit according to claim 5 is characterized in that: be connected with second liquid-sighting glass (2.5) between described second device for drying and filtering (2.4) and second throttling arrangement (2.3).
7. air source water source heat pump hot water unit according to claim 1 is characterized in that: described heat exchanger (1.3) is a finned heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206854332U CN201964610U (en) | 2010-12-17 | 2010-12-17 | Air source and water source heat pump hot water unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206854332U CN201964610U (en) | 2010-12-17 | 2010-12-17 | Air source and water source heat pump hot water unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201964610U true CN201964610U (en) | 2011-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206854332U Expired - Fee Related CN201964610U (en) | 2010-12-17 | 2010-12-17 | Air source and water source heat pump hot water unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201964610U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206840A (en) * | 2013-03-28 | 2013-07-17 | 宁波天海制冷设备有限公司 | Wood drying machine |
| CN107044730A (en) * | 2017-06-20 | 2017-08-15 | 合肥天鹅制冷科技有限公司 | Low-temperature air source heat pump preparing high-temp hot water facility |
| CN107285593A (en) * | 2017-07-06 | 2017-10-24 | 四川天润德环境工程有限公司 | A kind of sewage source heat pump and equipment associated with sludge drying |
-
2010
- 2010-12-17 CN CN2010206854332U patent/CN201964610U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206840A (en) * | 2013-03-28 | 2013-07-17 | 宁波天海制冷设备有限公司 | Wood drying machine |
| CN107044730A (en) * | 2017-06-20 | 2017-08-15 | 合肥天鹅制冷科技有限公司 | Low-temperature air source heat pump preparing high-temp hot water facility |
| CN107285593A (en) * | 2017-07-06 | 2017-10-24 | 四川天润德环境工程有限公司 | A kind of sewage source heat pump and equipment associated with sludge drying |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110907 Termination date: 20131217 |