CN204830120U - Carbon dioxide heat pump heating device - Google Patents
Carbon dioxide heat pump heating device Download PDFInfo
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- CN204830120U CN204830120U CN201520385701.1U CN201520385701U CN204830120U CN 204830120 U CN204830120 U CN 204830120U CN 201520385701 U CN201520385701 U CN 201520385701U CN 204830120 U CN204830120 U CN 204830120U
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Abstract
The utility model relates to a carbon dioxide heat pump heating device. This carbon dioxide heat pump heating device includes: the appearance and dress has carbon dioxide's heat pump system, and it has the compressor, utilizes the carbon dioxide in the heat pump system to carry out the heat exchanger that heats, first regenerator, throttling arrangement and evaporimeter and second regenerator to water, and configures messenger carbon dioxide from compressor outflow back into, and the heat exchanger of flowing through in proper order, first regenerator, throttling arrangement, evaporimeter, first regenerator and second regenerator return the compressor at last, and the appearance and dress has the waterway system of water, and it has inlet tube, middle water pipe and outlet pipe, and configures into and make water flow in the back from the inlet tube, and flow through in proper order second regenerator, middle water pipe and heat exchanger flow from the outlet pipe at last. The utility model discloses a can prevent among the carbon dioxide heat pump heating device that the compressor from because of the too high shut down of exhaust temperature, showing the work efficiency who has improved carbon dioxide heat pump heating device, and the reliability is high, energy -conserving.
Description
Technical field
The utility model relates to art of heat pumps, particularly relates to a kind of carbon dioxide heat-pump heater.
Background technology
Heat pump heating device generality can comprise outer machine, heat abstractor, water circulation pipe and circulating pump, wherein, several large parts composition such as heat exchanger, throttling arrangement and evaporimeter that outer machine heats water primarily of the refrigerant in compressor, the outer machine of utilization, its operation principle is the cooling that is condensed after entering heat exchanger by the refrigerant gas of compressor operating generation high pressure-temperature, then arrive throttling arrangement and carry out throttling expansion, after enter evaporimeter and absorb the heat of vaporization of air and become low-pressure steam, low pressure refrigerant vapor is inhaled into compressor and is again compressed into high temperature and high pressure gas.Water circulation pipe can be configured to the water in heat abstractor to introduce in heat exchanger, is returned heat abstractor, to make heat abstractor to indoor release heat by drainage after the refrigerant heat in heat exchanger.But existing heat pump heating device is when heating, and the phenomenons such as shutdown easily appear in the compressor of heat pump heating device, significantly reduce the operating efficiency of outer machine.
Utility model content
An object of the present utility model is intended at least one defect overcoming existing heat pump heating device, and provide a kind of carbon dioxide heat-pump heater, it can make compressor steady running, increases work efficiency.
A further object of the present utility model is the heat exchange efficiency of the evaporimeter improving carbon dioxide heat-pump heater.
In order to realize at least one object above-mentioned, the utility model provides a kind of carbon dioxide heat-pump heater.This carbon dioxide heat-pump heater comprises:
Be installed in the heat pump of carbon dioxide, it has compressor, utilize the carbon dioxide in described heat pump to heat water heat exchanger, the first regenerator, throttling arrangement and evaporimeter and the second regenerator, and after being configured to that carbon dioxide is flowed out from described compressor, flow through described heat exchanger, described first regenerator, described throttling arrangement, described evaporimeter, described first regenerator and described second regenerator successively, finally return described compressor; And
Be installed in the water circuit system of water, it has water inlet pipe, middle water pipe and outlet pipe, and after being configured to that water is flowed into from described water inlet pipe, flowing through described second regenerator, described middle water pipe and described heat exchanger successively, finally flow out from described outlet pipe.
Alternatively, described water circuit system also comprises: heat abstractor, and its delivery port is communicated to the import of described water inlet pipe, and its water inlet is communicated to the outlet of described outlet pipe.
Alternatively, described heat abstractor is radiant heating plant of floor, body of wall radiant heating plant, radiator or indoor set.
Alternatively, described water circuit system also comprises: water-storing tank, and the inlet communication of described water inlet pipe is to the bottom of described water-storing tank, and the outlet of described outlet pipe is to the top of described water-storing tank.
Alternatively, the inlet communication of the described water inlet pipe network of rivers extremely from the beginning.
Alternatively, described water inlet pipe is also provided with water pump.
Alternatively, described second regenerator comprises: water pipeline, and it extends along a straight line; And refrigerant pipe, be configured to the carbon dioxide in it is connected with the hydro-thermal in described water pipeline.
Alternatively, at least part of pipeline section of described refrigerant pipe is wound in described water pipeline along the axis direction of described water pipeline; Or
At least part of pipeline section of described refrigerant pipe is along axis direction linearly extension in described water pipeline of described water pipeline; Or
At least part of pipeline section of described refrigerant pipe extends in described water pipeline in the shape of a spiral along the axis direction of described water pipeline.
Alternatively, described first regenerator comprises the first refrigerant pipe and the second refrigerant pipe, and at least part of pipeline section of at least part of pipeline section of described first refrigerant pipe and described second refrigerant pipe is wound around mutually in double helix shape.
Alternatively, described heat exchanger comprises:
Outer tube, its two ends have the water inlet and delivery port that supply outer tube described in current inflow and outflow respectively; With
Manage in many that extend in described outer tube, in described in every root, the two ends of pipe have the refrigerant import and refrigerant exit that supply this interior pipe of carbon dioxide inflow and outflow respectively, wherein
At least part of pipeline section of described many interior pipes is wound around in the shape of a spiral each other, and
In described in every root the outer wall of pipe and the contact internal walls of described outer tube against.
Because have the first regenerator and the second regenerator in carbon dioxide heat-pump heater of the present utility model; and first regenerator, the second regenerator and water inlet pipe specific position relation each other; it can prevent compressor from shutting down because of excessive discharge temperature; also can prevent because temperature when CO2 enters evaporimeter is too high and cause the heat transfer effect of evaporimeter very poor; significantly improve the operating efficiency of carbon dioxide heat-pump heater, and reliability is high, energy-conservation.
According to hereafter by reference to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present utility model more.
Accompanying drawing explanation
Hereinafter describe specific embodiments more of the present utility model with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:
Fig. 1 is the exemplary system figure of the carbon dioxide heat-pump heater according to the utility model embodiment.
Detailed description of the invention
For existing heat pump heating device when heating, easily there is the phenomenons such as shutdown in the compressor of heat pump heating device, inventor is through researching and analysing, find that the reason causing compressor easily to shut down is: because the temperature of the water flowing out the heat abstractor of heat pump heating device is higher, this water is after entering the heat exchanger utilizing the refrigerant in outer machine to heat water, efficiency of heat exchanger is reduced, and then the delivery temperature causing compressor is higher, causes the shutdown of compressor; And can not effectively cool by heat exchanger, make refrigerant enter the temperature drift of evaporimeter, reduce the heat exchange efficiency of evaporimeter.Therefore, a kind of new carbon dioxide heat-pump heater 100 is inventors herein proposed.
Fig. 1 is the exemplary system figure of the carbon dioxide heat-pump heater 100 according to the utility model embodiment.As shown in Figure 1, the utility model embodiment provides a kind of carbon dioxide heat-pump heater 100.This carbon dioxide heat-pump heater 100 can comprise heat pump 20 and water circuit system 30.Heat pump 20 content is equipped with carbon dioxide, and that is, this heat pump 20 adopts carbon dioxide as coolant media, to make full use of the heating-up temperature advantages of higher of carbon dioxide.
Heat exchanger 22, first regenerator 23, throttling arrangement 24 and the evaporimeter 25 that the heat pump 20 of this carbon dioxide heat-pump heater 100 can comprise compressor 21, utilize the carbon dioxide in heat pump 20 to heat water and the second regenerator 26.This heat pump 20 flows through heat exchanger 22, first regenerator 23, throttling arrangement 24, evaporimeter 25, first regenerator 23 and the second regenerator 26 successively, finally returns compressor 21 after can be configured to that carbon dioxide is flowed out from compressor 21.Particularly, the refrigerant exit of compressor 21 is connected with the refrigerant import of heat exchanger 22.The refrigerant exit of throttling arrangement 24 is connected with the refrigerant import of evaporimeter 25.Especially, two refrigerant imports of the first regenerator 23 are connected with the refrigerant exit of evaporimeter 25 with the refrigerant exit of heat exchanger 22 respectively, two refrigerant exits of the first regenerator 23 are connected with the refrigerant import of the second regenerator 26 with the refrigerant import of throttling arrangement 24 respectively, carry out heat exchange to make the carbon dioxide of outflow heat exchanger 22 with the carbon dioxide flowing out evaporimeter 25.The refrigerant exit of the second regenerator 26 is connected with the refrigerant import of compressor 21.
The water circuit system 30 of this carbon dioxide heat-pump heater 100 can have water inlet pipe 31, middle water pipe 32 and outlet pipe 33.Especially, water circuit system 30 flows through the second regenerator 26, middle water pipe 32 and heat exchanger 22 successively, finally flows out from outlet pipe 33 after can be configured to that water is flowed into from water inlet pipe 31.Particularly, the water inlet of outlet to the second regenerator 26 of water inlet pipe 31, the two ends of middle water pipe 32 are communicated to the delivery port of the second regenerator 26 and the water inlet of heat exchanger 22 respectively, and the inlet communication of outlet pipe 33 is to the delivery port of heat exchanger 22.
In the utility model embodiment, first the water entering water inlet pipe 31 cooled by the carbon dioxide in the second regenerator 26, then heated by the carbon dioxide in heat exchanger 22, flows out to be used through outlet pipe 33.Carbon dioxide in heat pump 20 enters heat exchanger 22 after being compressed by compressor 21, enter the first regenerator 23 after cooling to be cooled again, by entering evaporimeter 25 heat absorption vaporization after throttling arrangement 24 decrease temperature and pressure, then enter in the first regenerator 23 and absorb heat, carbon dioxide after heat absorption enters in the second regenerator 26 again and continues heat absorption, again compresses after finally returning compressor 21.The carbon dioxide heat-pump heater 100 of the utility model embodiment can control or regulate the inflow temperature of heat exchanger 22, cannot work to avoid compressor 21; The carbon dioxide state entering throttling arrangement 24 can be controlled, ensure the carbon dioxide state and the heat transfer effect that enter evaporimeter 25; Controlled compressor processed 21 suction superheat state, prevents compressor 21 Wet Compression and excessive discharge temperature etc.; Also can make full use of into the heat energy in water, significantly improve the operating efficiency of carbon dioxide heat-pump heater 100.
In addition, utility model people of the present utility model, when to existing heat pump heating device analysis, also proposed some alternative technologies schemes.The heat pump 20 being installed in refrigerant flows through heat exchanger 22, first regenerator 23, throttling arrangement 24, evaporimeter 25, second regenerator 26 and the first regenerator 23 successively, finally returns compressor 21 after being configured to that the refrigerant in it is flowed out from compressor 21.The water circuit system 30 being installed in water flows through the second regenerator 26, middle water pipe 32 and heat exchanger 22 successively, finally flows out from outlet pipe 33 after being configured to that water is flowed into from water inlet pipe 31.In this alternative, flow out after the refrigerant of evaporimeter 25 first absorbs the heat in water, remove the heat of the refrigerant absorbing outflow heat exchanger 22 again, because the temperature of the water in water inlet pipe 31 is higher, make to carry out the temperature of the refrigerant of mutual heat exchange relatively in the first regenerator 23, thus make the first regenerator 23 ineffective.Further, after the first regenerator 23 is ineffective, the refrigerant of outflow heat exchanger 22 does not have enough degree of supercoolings, and the operating efficiency of this alternative can be made equally to reduce.Similarly; utility model people of the present utility model also proposed other alternative technologies schemes; only have the second regenerator 26 in scheme, and do not design the first regenerator 23, other alternative technologies schemes do not have the technique effect be equal to the claimed scheme of the utility model embodiment yet.
In embodiments more of the present utility model, the water circuit system 30 of carbon dioxide heat-pump heater 100 also can comprise heat abstractor, and its delivery port is communicated to the import of water inlet pipe 31, and its water inlet is communicated to the outlet of outlet pipe 33.Such as, heat abstractor can be radiant heating plant of floor, body of wall radiant heating plant, radiator or indoor set.In other embodiments of the present utility model, water circuit system 30 can comprise water-storing tank, and the inlet communication of water inlet pipe 31 is to the bottom of water-storing tank, and the outlet of outlet pipe 33 is to the top of water-storing tank.In other embodiment of the present utility model, the inlet communication network of rivers extremely from the beginning of water inlet pipe 31.It is first-class that the outlet of outlet pipe 33 can be communicated to heat abstractor, water-storing tank, bathing pool, shower nozzle or the fire hose.Further, water inlet pipe 31 is also provided with water pump 34.
In embodiments more of the present utility model, in order to improve heat exchange efficiency, heat exchanger 22 can comprise outer tube, pipe in extend within the outer tube many.The two ends of outer tube have the water inlet and delivery port that supply current inflow and outflow outer tube respectively.In every root, the two ends of pipe have the refrigerant import and refrigerant exit that supply this interior pipe of carbon dioxide inflow and outflow respectively.Especially, at least part of pipeline section of many interior pipes is wound around in the shape of a spiral each other, and in every root the outer wall of pipe and the contact internal walls of outer tube against, the heat exchange area carrying out heat exchange between the carbon dioxide in interior pipe and the water in outer tube can be significantly improved, and then improve heat exchange coefficient between the two.
First regenerator 23 comprises the first refrigerant pipe and the second refrigerant pipe, and at least part of pipeline section of at least part of pipeline section of the first refrigerant pipe and the second refrigerant pipe is wound around in double helix shape mutually, first regenerator 23 is double-spiral structure, and its structure is simple, size is little, cost is low.
Second regenerator 26 comprises water pipeline and refrigerant pipe.Water pipeline extends along a straight line, and namely water pipeline is straight tube.Refrigerant pipe is configured to the carbon dioxide in it is connected with the hydro-thermal in water pipeline.Particularly, in the structure of some the second regenerators 26, at least part of pipeline section of refrigerant pipe is wound in water pipeline along the axis direction of water pipeline.In the structure of other the second regenerators 26, at least part of pipeline section of refrigerant pipe is along axis direction linearly extension in water pipeline of water pipeline.In the structure of other the second regenerators 26, at least part of pipeline section of refrigerant pipe extends in water pipeline in the shape of a spiral along the axis direction of water pipeline.
So far, those skilled in the art will recognize that, although multiple exemplary embodiment of the present utility model is illustrate and described herein detailed, but, when not departing from the utility model spirit and scope, still can directly determine or derive other modification many or amendment of meeting the utility model principle according to content disclosed in the utility model.Therefore, scope of the present utility model should be understood and regard as and cover all these other modification or amendments.
Claims (10)
1. a carbon dioxide heat-pump heater, is characterized in that comprising:
Be installed in the heat pump of carbon dioxide, it has compressor, utilize the carbon dioxide in described heat pump to heat water heat exchanger, the first regenerator, throttling arrangement and evaporimeter and the second regenerator, and after being configured to that carbon dioxide is flowed out from described compressor, flow through described heat exchanger, described first regenerator, described throttling arrangement, described evaporimeter, described first regenerator and described second regenerator successively, finally return described compressor; And
Be installed in the water circuit system of water, it has water inlet pipe, middle water pipe and outlet pipe, and after being configured to that water is flowed into from described water inlet pipe, flowing through described second regenerator, described middle water pipe and described heat exchanger successively, finally flow out from described outlet pipe.
2. carbon dioxide heat-pump heater according to claim 1, is characterized in that, described water circuit system also comprises:
Heat abstractor, its delivery port is communicated to the import of described water inlet pipe, and its water inlet is communicated to the outlet of described outlet pipe.
3. carbon dioxide heat-pump heater according to claim 2, is characterized in that
Described heat abstractor is radiant heating plant of floor, body of wall radiant heating plant, radiator or indoor set.
4. carbon dioxide heat-pump heater according to claim 1, is characterized in that, described water circuit system also comprises:
Water-storing tank, the inlet communication of described water inlet pipe is to the bottom of described water-storing tank, and the outlet of described outlet pipe is to the top of described water-storing tank.
5. carbon dioxide heat-pump heater according to claim 1, is characterized in that
The inlet communication network of rivers extremely from the beginning of described water inlet pipe.
6. carbon dioxide heat-pump heater according to claim 1, is characterized in that
Described water inlet pipe is also provided with water pump.
7. carbon dioxide heat-pump heater according to claim 1, is characterized in that, described second regenerator comprises:
Water pipeline, it extends along a straight line; With
Refrigerant pipe, is configured to the carbon dioxide in it is connected with the hydro-thermal in described water pipeline.
8. carbon dioxide heat-pump heater according to claim 7, is characterized in that
At least part of pipeline section of described refrigerant pipe is wound in described water pipeline along the axis direction of described water pipeline; Or
At least part of pipeline section of described refrigerant pipe is along axis direction linearly extension in described water pipeline of described water pipeline; Or
At least part of pipeline section of described refrigerant pipe extends in described water pipeline in the shape of a spiral along the axis direction of described water pipeline.
9. carbon dioxide heat-pump heater according to claim 1, is characterized in that
Described first regenerator comprises the first refrigerant pipe and the second refrigerant pipe, and at least part of pipeline section of at least part of pipeline section of described first refrigerant pipe and described second refrigerant pipe is wound around mutually in double helix shape.
10. carbon dioxide heat-pump heater according to claim 1, is characterized in that, described heat exchanger comprises:
Outer tube, its two ends have the water inlet and delivery port that supply outer tube described in current inflow and outflow respectively; With
Manage in many that extend in described outer tube, in described in every root, the two ends of pipe have the refrigerant import and refrigerant exit that supply this interior pipe of carbon dioxide inflow and outflow respectively, wherein
At least part of pipeline section of described many interior pipes is wound around in the shape of a spiral each other, and
In described in every root the outer wall of pipe and the contact internal walls of described outer tube against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520385701.1U CN204830120U (en) | 2015-06-05 | 2015-06-05 | Carbon dioxide heat pump heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520385701.1U CN204830120U (en) | 2015-06-05 | 2015-06-05 | Carbon dioxide heat pump heating device |
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| CN204830120U true CN204830120U (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520385701.1U Active CN204830120U (en) | 2015-06-05 | 2015-06-05 | Carbon dioxide heat pump heating device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105627630A (en) * | 2016-03-01 | 2016-06-01 | 田幼华 | Heat pump system |
| CN106287901A (en) * | 2015-06-05 | 2017-01-04 | 青岛海尔新能源电器有限公司 | Carbon dioxide heat-pump heater |
| CN107024017A (en) * | 2017-03-23 | 2017-08-08 | 北京国科天创建筑设计院有限责任公司 | A kind of multiple stacked carbon dioxide heat pump system of high inflow temperature |
-
2015
- 2015-06-05 CN CN201520385701.1U patent/CN204830120U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106287901A (en) * | 2015-06-05 | 2017-01-04 | 青岛海尔新能源电器有限公司 | Carbon dioxide heat-pump heater |
| CN105627630A (en) * | 2016-03-01 | 2016-06-01 | 田幼华 | Heat pump system |
| CN107024017A (en) * | 2017-03-23 | 2017-08-08 | 北京国科天创建筑设计院有限责任公司 | A kind of multiple stacked carbon dioxide heat pump system of high inflow temperature |
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