CN202532782U - Temperature control device for ground source heat pump - Google Patents
Temperature control device for ground source heat pump Download PDFInfo
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- CN202532782U CN202532782U CN2012201564826U CN201220156482U CN202532782U CN 202532782 U CN202532782 U CN 202532782U CN 2012201564826 U CN2012201564826 U CN 2012201564826U CN 201220156482 U CN201220156482 U CN 201220156482U CN 202532782 U CN202532782 U CN 202532782U
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- heat exchanger
- tube
- radiating tube
- water tank
- temperature
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Abstract
The utility model discloses a temperature control device for a ground source heat pump. The temperature control device for the ground source heat pump comprises a buried tube buried underground, wherein the two ends of the buried tube are correspondingly connected with the two ends of the inlet channel of an outdoor heat exchanger; the outlet channel of the outdoor heat exchanger and the inlet channel of an indoor heat exchanger form a loop through a heat exchange tube; an expansion valve and a controllable four-way valve are correspondingly arranged on the heat exchange tube; the controllable four-way valve is connected with an air compressor correspondingly; the outlet channel of the indoor heat exchanger is connected with a radiator through a radiating tube; two circulating pumps are arranged on the buried tube and the radiating tube respectively; a hot water tank is arranged on the radiating tube; a heater is arranged in the hot water tank; a heating controller which is electrically connected with the heater is arranged on the hot water tank; a temperature sensor which is electrically connected with the heating controller is also arranged in the hot water tank; a cold water tank is arranged on the radiating tube; and a refrigerator is arranged in the cold water tank. The temperature control device for the ground source heat pump is reasonable in structure, wide in temperature adjustment range and convenient to operate; and a comfortable living and working temperature is provided for people.
Description
Technical field
The utility model relates to a kind of earth source heat pump attemperating unit.
Background technology
The earth source heat pump attemperating unit, be a kind of utilize geothermal using resource (also claim ground can, comprise underground water, soil or surface water etc.) but not only heat supply but also the high efficiency energy saving air conditioner equipment that can freeze.The earth source heat pump attemperating unit is realized being shifted to high potential temperature heat energy by low-temperature heat energy through input a spot of high-grade energy (like electric energy).Ground can be distinguished in the winter time as the thermal source of heat pump heat supply and the low-temperature receiver of refrigeration in summer, promptly in the winter time, takes out the heat in the ground ability, and after the raising temperature, the supply indoor heating; Summer, take out the cryogenic energy in the ground ability, freeze in the supply chamber, and take out indoor heat, be discharged in the ground ability and go.Usually earth source heat pump consumes the energy of 1kWh, and the user can obtain 4kWh above heat or cold, so the heating of earth source heat pump attemperating unit or refrigeration are very considerable.At present; Traditional earth source heat pump attemperating unit generally comprises and is embedded in underground ground pipe laying, pipe laying two ends, ground and outdoor heat exchanger infeed the corresponding connection of passage, the infeed passage of passage through heat exchanger tube and indoor heat exchanger of confessing of outdoor heat exchanger constitutes the loop; Correspondence is equipped with expansion valve and controlled cross valve on the heat exchanger tube; Correspondence is connected with air compressor machine on the controlled cross valve, and the passage of confessing of indoor heat exchanger is connected with radiator through radiating tube, on ground pipe laying and the radiating tube water circulating pump is installed.Wherein, air compressor machine, expansion valve and cross valve are the nucleus equipments of earth source heat pump attemperating unit, and their main effect is exactly to realize that low-temperature heat energy transforms to high potential temperature heat energy, so that realize heating or refrigeration.The advantage of tradition earth source heat pump attemperating unit is simple in structure, can freeze and can heat, and energy-conserving and environment-protective.Weak point is that the output temperature scope is less, freezes and heats temperature limitedly, can not reach higher heating effect or refrigeration.
Summary of the invention
The technical problem that the utility model will solve is to provide a kind of rational in infrastructure to above-mentioned deficiency, and temperature regulating range is wide, and easy to operate earth source heat pump attemperating unit.
For solving the problems of the technologies described above; Local source heat pump attemperating unit comprises and is embedded in underground ground pipe laying, pipe laying two ends, ground and outdoor heat exchanger infeed the corresponding connection of passage, the infeed passage of passage through heat exchanger tube and indoor heat exchanger of confessing of outdoor heat exchanger constitutes the loop; Correspondence is equipped with expansion valve and controlled cross valve on the heat exchanger tube; Correspondence is connected with air compressor machine on the controlled cross valve, and the passage of confessing of indoor heat exchanger is connected with radiator through radiating tube, on ground pipe laying and the radiating tube water circulating pump is installed; Its design feature is: on the said radiating tube hot-water cylinder is installed, heater is installed in the hot-water cylinder.
The earth source heat pump attemperating unit of this structure is to realize that through the assistant heating structure temperature regulating range is wide, and easy to operate.
The assistant heating structure mainly comprises the hot-water cylinder that is arranged on the radiating tube, and hot-water cylinder and radiating tube are connected as a single entity, and recirculated water in the radiating tube and the recirculated water in the hot-water cylinder interconnect, and constitute a closed circuit.Heater is installed in the hot-water cylinder, and the main effect of heater is when energized, electric energy to be converted into heat energy, thus the purpose that realization is heated recirculated water in the hot-water cylinder.In local source heat pump attemperating unit, the ground pipe laying is drawn the heat energy in the earth, carries out heat exchange through outdoor heat exchanger with the loop that is communicated with by heat exchanger tube, so just the heat in the earth has been transferred in the loop of heat exchanger tube connection through heat exchange method.In the winter time, regulate cross valve earlier and be communicated with the position, the air compressor machine outlet is connected with indoor heat exchanger, the air compressor machine import is connected with outdoor heat exchanger.In the loop that heat exchanger tube connects; The cold-producing medium in the heat exchanger tube is compressed into the cold-producing medium of HTHP by air compressor machine; And in indoor heat exchanger release heat heating radiating tube loop and lower the temperature into the cold-producing medium of low-temp low-pressure; Then by expansion valve and indoor heat exchanger through the absorption chamber external heat exchanger, the heat that from the earth, absorbs of pipe laying and with the cold-producing medium evaporation, the cold-producing medium after the evaporation gets into and compresses in the air compressor machine, moves in circles.In this process, the heat in the earth is progressively transferred in the radiating tube loop, just the cold air in the radiating tube loop is constantly transferred in the earth.Transfer of heat in the earth in the radiating tube loop after, the radiating tube loop temperature raises, but this shortage of heat is to promote indoor temperature to higher scope.Further heat radiating tube loop through connecting the power supply of heater this moment, and the heat of heater is discharged into through the radiating tube loop indoor, thereby play the effect that enlarges temperature regulating range, promotes the heating temperature upper limit.As a same reason,, regulate cross valve earlier and be communicated with the position, the air compressor machine outlet is connected with outdoor heat exchanger, the air compressor machine import is connected with indoor heat exchanger in summer.In the loop that heat exchanger tube connects; The cold-producing medium in the heat exchanger tube is compressed into the cold-producing medium of HTHP by air compressor machine; And in outdoor heat exchanger, absorb the ground pipe laying and lower the temperature from the cold air of underground absorption and be the cold-producing medium of low-temp low-pressure; Cold-producing medium is evaporated through the recirculated water heat that absorbs indoor heat exchanger by expansion valve and indoor heat exchanger then, the cold-producing medium after the evaporation gets into once more and compresses in the air compressor machine, moves in circles.In this process, the heat in the radiating tube loop is constantly transferred in the earth, just intratelluric cold air is constantly transferred in the radiating tube loop.Local source heat pump attemperating unit, rational in infrastructure, expanded temperature regulating range, and easy to operate, helping provides more comfortable indoor temperature for people.
As improvement, the heating controller that is electrically connected with heater is installed on the hot-water cylinder, the temperature sensor that is electrically connected with heating controller also is installed in the hot-water cylinder.
Heating controller is installed on hot-water cylinder, can be controlled, such as heat time heating time, heating current size etc. the working condition of heater.Through being arranged on the temperature sensor in the hot-water cylinder, heating controller can be grasped the temperature of recirculated water in the hot-water cylinder in real time, so just can control the height of heating-up temperature, realizes the heating of controllable temperature, or even the constant temperature heating.
As further improvement, cold water tank also is installed on the said radiating tube, refrigerator is installed in the cold water tank.
Cold water tank is set on radiating tube; Can the recirculated water in the cold water tank be communicated with recirculated water in the radiating tube loop; So just can be through being installed in refrigerator in the cold water tank to the recirculated water in the cold water tank and the recirculated water in the radiating tube refrigeration of lowering the temperature; Played the effect of expansion radiating tube loop refrigeration lower limit temperature, can for people more nice and cool environment be provided in summer.
As further improving again, the refrigeration controler of control refrigerator work is installed on the refrigerator, the thermometer that is electrically connected with refrigeration controler also is installed in the cold water tank.
Through refrigeration controler, can control the working condition of refrigerator, like cooling time etc.Through the feedback signal of thermometer, refrigeration controler can be judged height and refrigeration opportunity of cryogenic temperature, helps to export the comfort temperature that is fit to people's life.
In sum, adopt the earth source heat pump attemperating unit of this structure, rational in infrastructure, temperature regulating range is wide, and easy to operate, can more comfortable life, operating temperature be provided for people.
Description of drawings
In conjunction with accompanying drawing the utility model is explained further details:
Fig. 1 is the structural representation of the utility model.
Among the figure: 1 is the ground pipe laying, and 2 is outdoor heat exchanger, and 3 is heat exchanger tube, and 4 is indoor heat exchanger, and 5 is radiating tube; 6 is radiator, and 7 is expansion valve, and 8 is cross valve, and 9 is air compressor machine, and 10 is water pump; 11 is hot-water cylinder, and 12 is heater, and 13 is heating controller, and 14 is temperature sensor; 15 is cold water tank, and 16 is refrigerator, and 17 is refrigeration controler, and 18 is thermometer.
The specific embodiment
As shown in Figure 1, this earth source heat pump attemperating unit comprises ground pipe laying 1, and ground pipe laying 1 is shape in the shape of a spiral, is embedded in undergroundly, helps to increase contact area like this, absorbs more can.Pipe laying 1 two ends, ground and outdoor heat exchanger 2 infeed the corresponding connection in passage two ends, be equipped with on the ground pipe laying 1 make the water pump 10 that circulates of pipe laying 1 interior recirculated water, be used to improve rate of heat exchange.The infeed passage of passage through heat exchanger tube 3 and indoor heat exchanger 4 of confessing of outdoor heat exchanger 2 constitutes the loop, and correspondence is equipped with expansion valve 7 and controlled cross valve 8 on the heat exchanger tube 3.Wherein, two valve ports of cross valve 8 are connected on the heat exchanger tube 3, and cross valve 8 remaining two valve ports are with air compressor machine 9 corresponding connections and constitute the loop.In the present embodiment, cross valve 8 is controlled cross valve, that is to say, through rotating the valve rod of cross valve 8, can switch four connected relations between valve port.The passage of confessing of indoor heat exchanger 4 is connected with radiator 6 through radiating tube 5, and water circulating pump 10 is installed on the radiating tube 5.Hot-water cylinder 11 also is installed on the radiating tube 5, heater 12 is installed in the hot-water cylinder 11.Hot-water cylinder 11 is connected as a single entity with radiating tube 5, and the recirculated water in recirculated water in the radiating tube 5 and the hot-water cylinder 11 interconnects, and constitutes a closed circuit.Heater 12 is installed in the hot-water cylinder 11, and the main effect of heater 12 is when energized, electric energy to be converted into heat energy, thus the purpose that realization is heated recirculated waters in the hot-water cylinder 11.The heating controller 13 that is electrically connected with heater 12 is installed on the hot-water cylinder 11, the temperature sensor 14 that is electrically connected with heating controller 13 also is installed in the hot-water cylinder 11.Heating controller 13 can be controlled the working condition of heater 12, such as heat time heating time, heating current size etc.Through being arranged on the temperature sensor 14 in the hot-water cylinder 11, heating controller 13 can be grasped the temperature of recirculated water in the hot-water cylinder 11 in real time, so just can control the height of heating-up temperature, realizes the heating of controllable temperature, or even the constant temperature heating.
In local source heat pump attemperating unit, the heat energy that ground pipe laying 1 is drawn in the earth carries out heat exchange through outdoor heat exchanger 2 with the loop that is communicated with by heat exchanger tube 3, so just the heat in the earth has been transferred in the loop of heat exchanger tube 3 connections through heat exchange method.In the winter time, regulate cross valve 8 connection positions earlier, air compressor machine 9 outlets are connected with indoor heat exchanger 4, air compressor machine 9 imports are connected with outdoor heat exchanger 2.In the loop that heat exchanger tube 3 connects; The cold-producing medium in the heat exchanger tube 3 is compressed into the cold-producing medium of HTHP by air compressor machine 9; And in indoor heat exchanger 4 release heat heating radiating tube 5 loops and lower the temperature into the cold-producing medium of low-temp low-pressure; Then by expansion valve 7 and indoor heat exchanger 4 through absorption chamber external heat exchanger 2, the heat that from the earth, absorbs of pipe laying 1 and with the cold-producing medium evaporation, the cold-producing medium after the evaporation gets into and compresses in the air compressor machine 9, moves in circles.In this process, the heat in the earth is progressively transferred in radiating tube 5 loops, just the cold air in radiating tube 5 loops is constantly transferred in the earth.Transfer of heat in the earth in radiating tube 5 loops after, radiating tube 5 loop temperatures raise, but this shortage of heat is to promote indoor temperature to higher scope.Further heat radiating tube 5 loops through connecting the power supply of heater 12 this moment, and the heat of heater 12 is discharged into through radiating tube 5 loops indoor, thereby play the effect that enlarges temperature regulating range, promotes the heating temperature upper limit.As a same reason,, regulate cross valve 8 connection positions earlier, air compressor machine 9 outlets are connected with outdoor heat exchanger 2, air compressor machine 9 imports are connected with indoor heat exchanger 4 in summer.In the loop that heat exchanger tube 3 connects; The cold-producing medium in the heat exchanger tube 3 is compressed into the cold-producing medium of HTHP by air compressor machine 9; And in outdoor heat exchanger 2, absorb ground pipe laying 1 and lower the temperature from the cold air of underground absorption and be the cold-producing medium of low-temp low-pressure; Cold-producing medium is evaporated through the recirculated water heat that absorbs indoor heat exchanger 4 by expansion valve 7 and indoor heat exchanger 4 then, the cold-producing medium after the evaporation gets into once more and compresses in the air compressor machine 9, moves in circles.In this process, the heat in radiating tube 5 loops is constantly transferred in the earth, just intratelluric cold air is constantly transferred in radiating tube 5 loops.Local source heat pump attemperating unit, rational in infrastructure, expanded temperature regulating range, and easy to operate, helping provides more comfortable indoor temperature for people.
In the present embodiment, cold water tank 15 is installed also on the radiating tube 5, refrigerator 16 is installed in the cold water tank 15.Recirculated water in the cold water tank 15 and the recirculated water in radiating tube 5 loops are connected together; So just can be through being installed in the refrigerator 16 in the cold water tank 15; To the refrigeration of lowering the temperature of the recirculated waters in recirculated water in the cold water tank 15 and the radiating tube 5; Played the effect of expansion radiating tube 5 loops refrigeration lower limit temperatures, can for people more nice and cool environment be provided in summer.
The refrigeration controler 17 of control refrigerator 16 work is installed on the refrigerator 16, the thermometer 18 that is electrically connected with refrigeration controler 17 also is installed in the cold water tank 15.Refrigeration controler 17 can be controlled the working condition of refrigerator 16, like cooling time etc.Through the feedback signal of thermometer 18, refrigeration controler 17 can be judged height and refrigeration opportunity of cryogenic temperature, helps to export the comfort temperature that is fit to people's life.
Claims (4)
1. earth source heat pump attemperating unit; Comprise and be embedded in underground ground pipe laying (1); Pipe laying (1) two ends, ground and outdoor heat exchanger (2) infeed the corresponding connection of passage; The infeed passage of passage through heat exchanger tube (3) and indoor heat exchanger (4) of confessing of outdoor heat exchanger (2) constitutes the loop, and heat exchanger tube (3) is gone up correspondence expansion valve (7) and controlled cross valve (8) are installed, and correspondence is connected with air compressor machine (9) on the controlled cross valve (8); The passage of confessing of indoor heat exchanger (4) is connected with radiator (6) through radiating tube (5); On ground pipe laying (1) and the radiating tube (5) water circulating pump (10) is installed, it is characterized in that: hot-water cylinder (11) is installed on the said radiating tube (5), heater (12) is installed in the hot-water cylinder (11).
2. earth source heat pump attemperating unit as claimed in claim 1; It is characterized in that: the heating controller (13) that is electrically connected with heater (12) is installed on the hot-water cylinder (11), the temperature sensor (14) that is electrically connected with heating controller (13) also is installed in the hot-water cylinder (11).
3. according to claim 1 or claim 2 earth source heat pump attemperating unit is characterized in that: cold water tank (15) also is installed on the said radiating tube (5), refrigerator (16) is installed in the cold water tank (15).
4. earth source heat pump attemperating unit as claimed in claim 3; It is characterized in that: the refrigeration controler (17) of control refrigerator (16) work is installed on the refrigerator (16), the thermometer (18) that is electrically connected with refrigeration controler (17) also is installed in the cold water tank (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201564826U CN202532782U (en) | 2012-04-14 | 2012-04-14 | Temperature control device for ground source heat pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201564826U CN202532782U (en) | 2012-04-14 | 2012-04-14 | Temperature control device for ground source heat pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202532782U true CN202532782U (en) | 2012-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201564826U Expired - Fee Related CN202532782U (en) | 2012-04-14 | 2012-04-14 | Temperature control device for ground source heat pump |
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| Country | Link |
|---|---|
| CN (1) | CN202532782U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967081A (en) * | 2012-11-26 | 2013-03-13 | 周裕佳 | Heat pump heat exchanger and control method thereof |
| CN114517943A (en) * | 2022-01-26 | 2022-05-20 | 刘金芝 | Cascade heat pump air conditioning unit |
-
2012
- 2012-04-14 CN CN2012201564826U patent/CN202532782U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967081A (en) * | 2012-11-26 | 2013-03-13 | 周裕佳 | Heat pump heat exchanger and control method thereof |
| CN102967081B (en) * | 2012-11-26 | 2015-06-03 | 周裕佳 | Heat pump heat exchanger and control method thereof |
| CN114517943A (en) * | 2022-01-26 | 2022-05-20 | 刘金芝 | Cascade heat pump air conditioning unit |
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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: 20121114 Termination date: 20150414 |
|
| EXPY | Termination of patent right or utility model |