CN202328767U - Direct-expansion multi-source heat pump water heating unit - Google Patents
Direct-expansion multi-source heat pump water heating unit Download PDFInfo
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- CN202328767U CN202328767U CN2011204600919U CN201120460091U CN202328767U CN 202328767 U CN202328767 U CN 202328767U CN 2011204600919 U CN2011204600919 U CN 2011204600919U CN 201120460091 U CN201120460091 U CN 201120460091U CN 202328767 U CN202328767 U CN 202328767U
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Abstract
The utility model discloses a direct-expansion multi-source heat pump water heating unit, and relates to the technical field of heat pumps. The unit solves the technical problems about ensuring the operating efficiency and avoiding temperature rise of a soil source. The unit comprises a compressor, a condenser, a soil source evaporator, an air source evaporator, a gas-liquid separator and an expansion valve; the refrigerant inlet of the condenser is connected to the exhaust port of the compressor through a cut-off valve; the refrigerant outlet of the condenser is connected to the inlet of the expansion valve sequentially through a liquid storage tank, a cut-off valve and a drying filter; the water inlet of the condenser is connected to an external cold water source, and the water outlet of the condenser is connected to external user side power supply equipment; the evaporation medium inlets of the soil source evaporator and the air source evaporator are connected to the outlet of the expansion valve through cut-off valves, and the evaporation medium outlets of the soil source evaporator and the air source evaporator are connected to the gas-liquid inlet of the gas-liquid separator through cut-off valves; and the exhaust port of the gas-liquid separator is connected to the air inlet of the compressor. The unit is high in year-round average operating efficiency, and can effectively avoid temperature rise of the soil source.
Description
Technical field
The utility model relates to heat pump techniques, particularly relates to a kind of technology of direct-expansion type Multisource heat pump hot water unit.
Background technology
The heat-pump hot-water unit can obtain more a large amount of heat energy through consuming more a spot of electric energy, is to use energy-saving hot water technology widely at present.
It is that the evaporation of cold-producing medium provides heat that conventional heat pump hot water unit all adopts single source.Tradition single source heat-pump hot-water unit is each tool advantage, also each defectiveness all; Have advantages such as applicability is wide, simple installation such as the air-source heat pump hot water group; But in practical application, often receive such environmental effects bigger; Energy Efficiency Ratio in summer in that air themperature is higher is higher, and the severe winter seasonal energy efficiency ratio (seer) lower in air themperature then can reduce significantly; Soil source is a high-quality stable thermal source throughout the year, so soil source heat pump hot water unit receives such environmental effects very little, and its Energy Efficiency Ratio is more stable, but uses soil source can produce the problem of temperature rise all the year round.
The utility model content
To the defective that exists in the above-mentioned prior art, it is high that the utility model technical problem to be solved provides a kind of average of the whole year operational efficiency, and can effectively avoid the direct-expansion type Multisource heat pump hot water unit of soil source temperature rise.
In order to solve the problems of the technologies described above, a kind of direct-expansion type Multisource heat pump hot water unit that the utility model provided comprises compressor, condenser, soil source evaporimeter, gas-liquid separator, expansion valve;
The exhaust outlet of compressor is received in the refrigerant side import of said condenser through one first stop valve; The import that its refrigerant side outlet is received expansion valve through a fluid reservoir, one second stop valve, a device for drying and filtering successively; Outside cold water source is received in its water side-entrance, and its water side outlet is received external user end supply equipment;
The evaporative medium import that the outlet of said expansion valve is received the soil source evaporimeter through one the 3rd stop valve;
Said soil source evaporimeter is installed on below the face of land, the gas-liquid import that its evaporative medium outlet is received gas-liquid separator through one the 4th stop valve;
The exhaust outlet of said gas-liquid separator is received the air inlet of compressor;
It is characterized in that: also comprise the air source evaporimeter; Said air source evaporimeter is installed on outdoor, the outlet that its evaporative medium import is received expansion valve through one the 5th stop valve, the gas-liquid import that its evaporative medium outlet is received gas-liquid separator through one the 6th stop valve.
Further, each stop valve is magnetic valve or motor-driven valve.
The direct-expansion type Multisource heat pump hot water unit that the utility model provides; With air source and the two combination of soil source, be thermal source with the air season higher in outdoor temperature, utilizes the air source evaporimeter from surrounding air environment, to absorb heat; In outside air temperature lower season is thermal source with soil; Utilize the soil source evaporimeter from surrounding soil, to absorb heat, can improve the average of the whole year operational efficiency of unit greatly, and can effectively avoid soil source because of using the problem of temperature rise all the year round.
Description of drawings
Fig. 1 is the structural representation of the direct-expansion type Multisource heat pump hot water unit of the utility model embodiment.
The specific embodiment
Embodiment to the utility model describes in further detail below in conjunction with description of drawings, but present embodiment is not limited to the utility model, and analog structure of every employing the utility model and similar variation thereof all should be listed the protection domain of the utility model in.
A kind of direct-expansion type Multisource heat pump hot water unit as shown in Figure 1, that the utility model embodiment is provided comprises compressor 1, condenser 2, soil source evaporimeter 4, gas-liquid separator 8, expansion valve 5;
The exhaust outlet of compressor 1 is received in the refrigerant side import of said condenser 2 through one first stop valve 11; The import that the outlet of its refrigerant side is received expansion valve 5 through a fluid reservoir 6, one second stop valve 12, a device for drying and filtering 7 successively; Outside cold water source is received in its water side-entrance, and its water side outlet is received external user end supply equipment;
The evaporative medium import that the outlet of said expansion valve 5 is received soil source evaporimeter 4 through one the 3rd stop valve 13;
Said soil source evaporimeter 4 is installed on below the face of land, the gas-liquid import that its evaporative medium outlet is received gas-liquid separator 8 through one the 4th stop valve 14;
The exhaust outlet of said gas-liquid separator 8 is received the air inlet of compressor 1;
It is characterized in that: also comprise air source evaporimeter 3; Said air source evaporimeter 3 is installed on outdoor, the outlet that its evaporative medium import is received expansion valve 5 through one the 5th stop valve 15, the gas-liquid import that its evaporative medium outlet is received gas-liquid separator 8 through one the 6th stop valve 16.
Among the utility model embodiment, each stop valve is magnetic valve or motor-driven valve.
During the utility model embodiment practical application, air source evaporimeter and soil source evaporimeter all can have many, can connect each other between each air source evaporimeter and/or parallel connection, also can connect each other between each soil source evaporimeter and/or parallel connection.
The operation principle of the utility model embodiment is following:
In the time of need producing hot water, open first, second stop valve and expansion valve, and start compressor, then close first, second stop valve and expansion valve in the time of need not producing hot water, and close compressor;
If outdoor temperature is higher when producing hot water; Then close the 3rd, the 4th stop valve, open the 5th, the 6th stop valve, this moment, outside cold water got into condenser; The high-temperature high-pressure refrigerant steam that compressor is discharged from its exhaust outlet gets into condenser through first stop valve; Discharge after in condenser, being cooled into high pressure refrigerant liquid, release heat is heated to be hot water with the cold water in the condenser simultaneously, and hot water is discharged the back and flowed into external user end supply equipment; Get into expansion valve behind process fluid reservoir, second stop valve, the device for drying and filtering successively behind the high pressure refrigerant liquid eductor condenser; And in expansion valve, become the discharge of low-pressure low-temperature gas-liquid two-phase cold-producing medium after the throttling, and the low-pressure low-temperature gas-liquid two-phase cold-producing medium that expansion valve is discharged gets into the air source evaporimeter through the 5th stop valve, and the air source evaporimeter absorbs heat from surrounding air environment; Cold-producing medium becomes the discharge of low-temperature low-pressure refrigerant gas after in the air source evaporimeter, evaporating heat absorption; The low-temperature low-pressure refrigerant gas that the air source evaporimeter is discharged gets into gas-liquid separator through the 6th stop valve, and the machine of being compressed is inhaled back after being carried out gas-liquid separation and handled by gas-liquid separator, thereby accomplishes an operation cycle;
If outdoor temperature is lower when producing hot water; Then open the 3rd, the 4th stop valve, close the 5th, the 6th stop valve, this moment, outside cold water got into condenser; The high-temperature high-pressure refrigerant steam that compressor is discharged from its exhaust outlet gets into condenser through first stop valve; Discharge after being cooled to high pressure refrigerant liquid, release heat is heated to be hot water with the cold water in the condenser simultaneously, and hot water is discharged the back and flowed into external user end supply equipment; Get into expansion valve behind process fluid reservoir, second stop valve, the device for drying and filtering successively behind the high pressure refrigerant liquid eductor condenser; And in expansion valve, become the discharge of low-pressure low-temperature gas-liquid two-phase cold-producing medium after the throttling, and the low-pressure low-temperature gas-liquid two-phase cold-producing medium that expansion valve is discharged gets into the soil source evaporimeter through the 3rd stop valve, and the soil source evaporimeter absorbs heat from surrounding soil; Cold-producing medium becomes the discharge of low-temperature low-pressure refrigerant gas after in the soil source evaporimeter, evaporating heat absorption; The low-temperature low-pressure refrigerant gas that the soil source evaporimeter is discharged gets into gas-liquid separator through the 4th stop valve, and the machine of being compressed is inhaled back after being carried out gas-liquid separation and handled by gas-liquid separator, thereby accomplishes an operation cycle.
Claims (2)
1. a direct-expansion type Multisource heat pump hot water unit comprises compressor, condenser, soil source evaporimeter, gas-liquid separator, expansion valve;
The exhaust outlet of compressor is received in the refrigerant side import of said condenser through one first stop valve; The import that its refrigerant side outlet is received expansion valve through a fluid reservoir, one second stop valve, a device for drying and filtering successively; Outside cold water source is received in its water side-entrance, and its water side outlet is received external user end supply equipment;
The evaporative medium import that the outlet of said expansion valve is received the soil source evaporimeter through one the 3rd stop valve;
Said soil source evaporimeter is installed on below the face of land, the gas-liquid import that its evaporative medium outlet is received gas-liquid separator through one the 4th stop valve;
The exhaust outlet of said gas-liquid separator is received the air inlet of compressor;
It is characterized in that: also comprise the air source evaporimeter; Said air source evaporimeter is installed on outdoor, the outlet that its evaporative medium import is received expansion valve through one the 5th stop valve, the gas-liquid import that its evaporative medium outlet is received gas-liquid separator through one the 6th stop valve.
2. direct-expansion type Multisource heat pump hot water unit according to claim 1, it is characterized in that: each stop valve is magnetic valve or motor-driven valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204600919U CN202328767U (en) | 2011-11-18 | 2011-11-18 | Direct-expansion multi-source heat pump water heating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204600919U CN202328767U (en) | 2011-11-18 | 2011-11-18 | Direct-expansion multi-source heat pump water heating unit |
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| CN202328767U true CN202328767U (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011204600919U Expired - Fee Related CN202328767U (en) | 2011-11-18 | 2011-11-18 | Direct-expansion multi-source heat pump water heating unit |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103032995A (en) * | 2012-12-27 | 2013-04-10 | 东北大学 | Heat accumulation type multi-heat-source heat pump set |
| CN105318599A (en) * | 2014-06-13 | 2016-02-10 | 财团法人工业技术研究院 | Cold and hot multifunctional heat pump equipment |
| CN105333647A (en) * | 2015-11-06 | 2016-02-17 | 易治平 | Series or parallel multi-source heat pump |
| CN105674450A (en) * | 2016-03-20 | 2016-06-15 | 戴传孝 | Air source and water source heat pump combined heat pump system |
| CN106482269A (en) * | 2016-12-22 | 2017-03-08 | 科莱纳新能源科技（上海）有限公司 | A kind of new ground source air source integral air conditioner unit |
| CN108800278A (en) * | 2018-05-17 | 2018-11-13 | 四川大学 | A kind of air source heat pump system of buried heat pipe auxiliary |
| CN110736125A (en) * | 2019-10-21 | 2020-01-31 | 扬州大学 | direct-expansion type solar energy-air-soil multiple source heat pump and operation adjusting method thereof |
-
2011
- 2011-11-18 CN CN2011204600919U patent/CN202328767U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103032995A (en) * | 2012-12-27 | 2013-04-10 | 东北大学 | Heat accumulation type multi-heat-source heat pump set |
| CN105318599A (en) * | 2014-06-13 | 2016-02-10 | 财团法人工业技术研究院 | Cold and hot multifunctional heat pump equipment |
| CN105318599B (en) * | 2014-06-13 | 2017-09-05 | 财团法人工业技术研究院 | Cold and hot multifunctional heat pump equipment |
| CN105333647A (en) * | 2015-11-06 | 2016-02-17 | 易治平 | Series or parallel multi-source heat pump |
| CN105674450A (en) * | 2016-03-20 | 2016-06-15 | 戴传孝 | Air source and water source heat pump combined heat pump system |
| CN106482269A (en) * | 2016-12-22 | 2017-03-08 | 科莱纳新能源科技（上海）有限公司 | A kind of new ground source air source integral air conditioner unit |
| CN108800278A (en) * | 2018-05-17 | 2018-11-13 | 四川大学 | A kind of air source heat pump system of buried heat pipe auxiliary |
| CN110736125A (en) * | 2019-10-21 | 2020-01-31 | 扬州大学 | direct-expansion type solar energy-air-soil multiple source heat pump and operation adjusting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20161118 |
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| CF01 | Termination of patent right due to non-payment of annual fee |