CN204787416U - Heat pump system - Google Patents
Heat pump system Download PDFInfo
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- CN204787416U CN204787416U CN201520425719.XU CN201520425719U CN204787416U CN 204787416 U CN204787416 U CN 204787416U CN 201520425719 U CN201520425719 U CN 201520425719U CN 204787416 U CN204787416 U CN 204787416U
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Abstract
The utility model discloses a heat pump system, heat pump system includes, a compressor. Four -way reversing valve, four -way reversing valve includes firstly to the fourth valve port, the gas vent of compressor with first valve port links to each other, the return -air mouth of compressor with the fourth valve port links to each other, outdoor heat exchanger and indoor heat exchanger, outdoor heat exchanger's first outdoor opening with the second valve port links to each other, the first indoor opening of indoor heat exchanger and the third valve port links to each other, a throttling arrangement, a throttling arrangement establishes outdoor heat exchanger's the outdoor opening of second with between the indoor opening of second of indoor heat exchanger, increase the enthalpy device, increase the enthalpy device with indoor heat exchanger is parallelly connected to be set up so that follow refrigerant that outdoor heat exchanger flows at least some pass through increase flow back to after the enthalpy device heating to the compressor. According to the utility model discloses heat pump system's outdoor heat exchanger's defrosting is fast, heats fastly once more.
Description
Technical field
The utility model relates to refrigerating field, especially relates to a kind of heat pump.
Background technology
For heat pump, carrying out in defrost process to outdoor heat exchanger, the HTHP cold media gas of discharging from compressor carries out high temperature defrosting at outdoor heat exchanger, the refrigerant entered in indoor heat exchanger carries out evaporation endothermic, indoor environment temperature reduces, the suction temperature of compressor reduces, thus affects the defrosting speed of outdoor heat exchanger, and the speed that heat pump carries out heating again is slow.
Utility model content
The utility model is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, the utility model needs to propose a kind of heat pump, and the defrosting speed of the outdoor heat exchanger of this heat pump is fast, again heats speed fast.
Heat pump according to the utility model embodiment comprises: compressor; Four-way change-over valve, described four-way change-over valve comprises first to fourth valve port, and the exhaust outlet of described compressor is connected with described first valve port, and the gas returning port of described compressor is connected with described 4th valve port; Outdoor heat exchanger and indoor heat exchanger, the first outdoor opening of described outdoor heat exchanger is connected with described second valve port, and the first indoor opening of institute's indoor heat exchanger is connected with described 3rd valve port; First throttle device, described first throttle device is located between the second outdoor opening of described outdoor heat exchanger and the second indoor opening of described indoor heat exchanger; Enthalpy-increasing device, described enthalpy-increasing device and described indoor heat exchanger flow back into described compressor after being arranged in parallel being heated by described enthalpy-increasing device at least partially of the refrigerant making to flow out from described outdoor heat exchanger.
According to the heat pump of the utility model embodiment by arranging enthalpy-increasing device; thus flow back into compressor after being heated by enthalpy-increasing device at least partially of the refrigerant that heat exchanger outdoor can be made to flow out; the suction temperature of compressor can be improved like this; the defrosting speed of outdoor heat exchanger can be improved thus; and protect compressor to avoid compressor to suck liquid refrigerants; prevent compressor liquid hammer thus avoid producing harm to compressor; and heat pump when again heating because the suction temperature of compressor is higher, thus can to heat fast.
In addition, also following additional technical feature can be had according to heat pump of the present utility model:
According to an embodiment of the present utility model, described enthalpy-increasing device comprises: storage heater, described storage heater comprises housing and coil pipe, the thermal for holding heat storage is limited in described housing, described housing is provided with the first refrigerant opening and the second refrigerant opening, described coil pipe is located in described thermal, the two ends of described coil pipe respectively with described first refrigerant opening and described second refrigerant open communication; On-off system, for selective conducting or the pipeline blocking described storage heater place on the pipeline that described on-off system is located at described storage heater place.
According to an embodiment of the present utility model, described first refrigerant opening is connected to form the first pipeline intersection point between the second throttling opening of described first throttle device and the first indoor opening of described indoor heat exchanger, and described second refrigerant opening is connected between the second indoor opening of described indoor heat exchanger and described 3rd valve port to form the second pipeline intersection point.
According to an embodiment of the present utility model, described on-off system comprises: the first on-off valve, and described first on-off valve is located between described first pipeline intersection point and described first refrigerant opening; And/or second on-off valve, described second on-off valve is located between described second pipeline intersection point and described second refrigerant opening.
According to an embodiment of the present utility model, described heat pump also comprises capillary, and described capillary is located between described second pipeline intersection point and described second refrigerant opening.
According to an embodiment of the present utility model, described first refrigerant opening is connected between the second throttling opening of described first throttle device and the second outdoor opening of described outdoor heat exchanger to form the 3rd pipeline intersection point, described second refrigerant opening is connected to form the second pipeline intersection point between the second indoor opening of described indoor heat exchanger and described 3rd valve port, is provided with the second throttling arrangement between wherein said 3rd pipeline intersection point and described first refrigerant opening.
According to an embodiment of the present utility model, described first refrigerant opening and described second refrigerant opening are all formed in the top of described housing, described coil pipe comprises the spire coiled twist and the vertical portion extended along the vertical direction, the top mouth of pipe of described spire and described first refrigerant open communication, the bottom mouth of pipe of described spire is communicated with the lower end mouth of pipe of described vertical portion, the upper end mouth of pipe of described vertical portion and described second refrigerant open communication.
According to an embodiment of the present utility model, described storage heater also comprises fixed support, and described fixed support is fixed in described thermal, and described coil pipe is connected with described fixed support and positions described coil pipe.
According to an embodiment of the present utility model, described case weld is on described compressor outer wall.
According to an embodiment of the present utility model, described housing is provided with hook.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the schematic diagram of the heat pump according to the utility model embodiment;
Fig. 2 is the schematic diagram of the heat pump according to another embodiment of the utility model;
Fig. 3 is the schematic diagram of the heat pump according to the utility model the 3rd embodiment;
Fig. 4 is the schematic diagram of the heat pump according to the utility model the 4th embodiment;
Fig. 5 is the structural representation of the storage heater of heat pump according to the utility model embodiment;
Fig. 6 is the scheme of installation of storage heater according to the heat pump of the utility model embodiment and compressor.
Reference numeral:
Heat pump 100;
Compressor 1; Exhaust outlet 11; Gas returning port 12;
Four-way change-over valve 2; First valve port 21; Second valve port 22; 3rd valve port 23; 4th valve port 24;
Outdoor heat exchanger 3; First outdoor opening 31; Second outdoor opening 32;
Indoor heat exchanger 4; First indoor opening 41; Second indoor opening 42;
First throttle device 5; First throttle opening 51; Second throttling opening 52;
Enthalpy-increasing device 6;
Storage heater 61;
Housing 611; Thermal 6111;
Coil pipe 612; Spire 6121; Vertical portion 6122;
First refrigerant opening 613; Second refrigerant opening 614; Fixed support 615; Hook 616; Heat-insulation layer 617;
On-off system 62; First on-off valve 621; Second on-off valve 622;
First pipeline intersection point 71; Second pipeline intersection point 72; 3rd pipeline intersection point 73;
Capillary 8; Second throttling arrangement 9.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " on ", the orientation of the instruction such as D score or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
Below with reference to Fig. 1-Fig. 4, the heat pump 100 according to the utility model embodiment is described.Heat pump 100 according to the utility model embodiment comprises: compressor 1, four-way change-over valve 2, outdoor heat exchanger 3, indoor heat exchanger 4, first throttle device 5 and enthalpy-increasing device 6.
As Figure 1-Figure 4, four-way change-over valve 2 comprises the first valve port 21, second valve port 22, 3rd valve port 23 and the 4th valve port 24, the exhaust outlet 11 of compressor 1 is connected with the first valve port 21, the gas returning port 12 of compressor 1 is connected with the 4th valve port 24, first outdoor opening 31 of outdoor heat exchanger 3 is connected with the second valve port 22, first indoor opening 41 of institute's indoor heat exchanger 4 is connected with the 3rd valve port 23, first throttle device 5 is located between the second outdoor opening 32 of outdoor heat exchanger 3 and the second indoor opening 42 of indoor heat exchanger 4, when heat exchanger 3 flows to indoor heat exchanger 4 to refrigerant outdoor, first throttle device 5 carries out throttling for refrigerant heat exchanger 3 outdoor being flowed to indoor heat exchanger 4, when heat exchanger 4 flows to outdoor heat exchanger 3 to refrigerant indoor, first throttle device 5 carries out throttling for refrigerant heat exchanger 4 indoor being flowed to outdoor heat exchanger 3.
Compressor 1 is flow back into after enthalpy-increasing device 6 and indoor heat exchanger 4 are arranged in parallel being heated by enthalpy-increasing device 6 at least partially of the refrigerant that heat exchanger 3 is outdoor flowed out.
First it should be explained that, the operation of heating mode and defrosting mode can be carried out during according to the heat pump 100 of the utility model embodiment in the winter time, when heat pump 100 heats, the flow path of refrigerant is: the high pressure gaseous refrigerant of discharging from compressor 1 flows to indoor heat exchanger 4, heat exchanger is carried out with room air in indoor heat exchanger 4, be condensed into liquid, liquid refrigerants flows to outdoor heat exchanger 3 after the throttling decrease temperature and pressure of first throttle device 5, refrigerant evaporation endothermic in outdoor heat exchanger 3 becomes gas, gaseous coolant gets back to compressor 1 again, complete thus and heat circulation.
When heat pump 100 carries out defrosting mode, the flow path of refrigerant is: flow to outdoor heat exchanger 3 from the gaseous coolant of the HTHP of compressor 1 discharge, to carry out high temperature defrosting to outdoor heat exchanger 3, refrigerant is condensed into liquid, liquid refrigerants flows to indoor heat exchanger 4 after the throttling decrease temperature and pressure of first throttle device 5, refrigerant evaporation endothermic in indoor heat exchanger 4 becomes gas, and gaseous coolant gets back to compressor 1 again, completes defrost cycle thus.
In defrost mode, refrigerant after outdoor heat exchanger 3 carries out defrosting due to temperature reduce, the suction temperature of compressor 1 is caused to reduce, therefore according to the heat pump 100 of the utility model embodiment by arranging enthalpy-increasing device 6, thus flow back into compressor 1 after being heated by enthalpy-increasing device 6 at least partially of the refrigerant that heat exchanger 3 outdoor can be made to flow out, the suction temperature of compressor 1 can be improved like this, defrosting speed can be improved thus, and protect compressor 1 to avoid compressor 1 to suck liquid refrigerants, prevent compressor 1 liquid hammer thus avoid producing harm to compressor 1, and heat pump 100 when again heating because the suction temperature of compressor 1 is higher, thus can heat fast.
As Figure 1-Figure 4, storage heater 61 and on-off system 62 is comprised according to the enthalpy-increasing device 6 of the utility model embodiment.For selective conducting or the pipeline blocking storage heater 61 place on the pipeline that on-off system 62 is located at storage heater 61 place.
First with reference to figure 5 and Fig. 6, the storage heater 61 for heat pump 100 according to the utility model embodiment is described below.First it should be noted that, be provided with heat-storing material in storage heater 61, when heat-storing material is after external environment condition heat absorption, the refrigerant in heat pump 100 can flow to the heat drawing heat-storing material in this storage heater 61, to improve refrigerant temperature.Alternatively, heat-storing material can be the composite material of solid, gas or liquid and two or three phase wherein.
Particularly, as shown in Figure 5 and Figure 6, storage heater 61 comprises housing 611 and coil pipe 612.The thermal 6111 for holding heat-storing material is limited in housing 611, housing 611 is provided with the first refrigerant opening 613 and the second refrigerant opening 614, coil pipe 612 is located in thermal 6111, and the two ends of coil pipe 612 are communicated with the second refrigerant opening 614 with the first refrigerant opening 613 respectively.Refrigerant can enter in coil pipe 612 from the first refrigerant opening 613/ second refrigerant opening 614 and flows out from the second refrigerant opening 614/ first refrigerant opening 613 and carry out heat exchange with heat-storing material again.
First it should be noted that, the heat storage type of storage heater 61 can be various, such as heat-storing material can by carrying out heat exchange with the high temperature refrigerant flow in coil pipe 612 thus carrying out accumulation of heat, now storage heater 61 can be located in indoor or outdoors environment, when being located in outdoor environment, housing 611 outside can be provided with heat-insulation layer 617; In addition, storage heater 61 can be located in indoor environment and to carry out heat exchanger with the return air of indoor set, what provide heat to storage heater 61 is room air, and now housing 611 outside can not arrange heat-insulation layer 617, is beneficial to housing 611 and the abundant contact heat-exchanging of room air of storage heater 61; Or the housing 611 of storage heater 61 can be welded on compressor 1 outer wall of heat pump 100, thus can by the operation heat of compressor 1 for heat-storing material provides heat.Simple according to the structure of the storage heater 61 of the utility model embodiment, easy for installation, the refrigerant be conducive to for heat pump 100 carries out increasing enthalpy.
Below with reference to Fig. 1, the heat pump 100 according to the utility model first embodiment is described.In this heat pump 100, first refrigerant opening 613 is connected between the second throttling opening 52 of first throttle device 5 and the first indoor opening 41 of indoor heat exchanger 4 and is connected between the second indoor opening 42 of indoor heat exchanger 4 and the 3rd valve port 23 to form the second pipeline intersection point 72 to form the first pipeline intersection point 71, second refrigerant opening 614.Wherein in this heat pump 100, on-off system 62 comprises the second on-off valve 622, second on-off valve 622 and is located between the second pipeline intersection point 72 and the second refrigerant opening 614.
For this heat pump 100, storage heater 61 accumulation of heat can in the following manner:
1) storage heater 61 is positioned over indoor, can accumulation of heat from air; 2) housing 611 of storage heater 61 can be welded on compressor 1 outer wall, absorbs heat from compressor 1; 3) when heat pump 100 carries out heating mode, the second on-off valve 622 can be opened, a high temperature refrigerant gas part of discharging from compressor 1 is made to enter in the coil pipe 612 of storage heater 61, storage heater 61 being heated, therefore this heat storage type can be made controlled by arranging the second on-off valve 622.
When this heat pump 100 carries out defrosting mode, open the second on-off valve 622, first throttle device 5, the flow path of refrigerant is:
The gaseous coolant of HTHP is through cross valve, enter outdoor heat exchanger 3 and become liquid refrigerants, again through first throttle device 5 throttling, and be divided into two-way, compressor 1 is got back in one tunnel after indoor heat exchanger 4, one tunnel is through storage heater 61, and the refrigerant flowing through storage heater 61 becomes gaseous coolant, returns compressor 1 and participates in circulation.
The advantage of this heat pump 100 is that defrost speed is fast, and owing to improve the suction temperature of compressor 1, therefore the reliability of compressor 1 is high, and comparatively ordinary hot pumping system 100 is fast to carry out the speed of heating mode after defrost terminates again.
Below with reference to Fig. 2, the heat pump 100 according to the utility model second embodiment is described.With the heat pump 100 shown in Fig. 1 unlike, in this heat pump 100, on-off system 62 comprises the first on-off valve 621 and the second on-off valve 622, first on-off valve 621 is located between the first pipeline intersection point 71 and the first refrigerant opening 613, and the second on-off valve 622 is located between the second pipeline intersection point 72 and the second refrigerant opening 614.When this heat pump 100 carries out defrosting mode, open the first on-off valve 621, second on-off valve 622 and first throttle device 5, the flow path of refrigerant is identical with the example shown in Fig. 1, is not described in detail in this.
Certain the utility model is not limited to this, for in the example shown in Fig. 2, second on-off valve 622 can not also be set, first on-off valve 621 is only set, thus when heat pump 100 carries out heating mode, a high temperature refrigerant gas part of discharging from compressor 1 can directly enter in the coil pipe 612 of storage heater 61, heats storage heater 61.
Below with reference to Fig. 3, the heat pump 100 according to the utility model the 3rd embodiment is described.With the heat pump 100 shown in Fig. 1 unlike, on-off system 62 comprises the first on-off valve 621, first on-off valve 621 is located between the first pipeline intersection point 71 and the first refrigerant opening 613, and heat pump 100 also comprises capillary 8, capillary 8 is located between the second pipeline intersection point 72 and the second refrigerant opening 614.
For this heat pump 100, storage heater 61 accumulation of heat can in the following manner:
1) storage heater 61 is positioned over indoor, can accumulation of heat from air; 2) housing 611 of storage heater 61 can be welded on compressor 1 outer wall, absorbs heat from compressor 1; 3) when heat pump 100 carries out heating mode, open the first on-off valve 621, a high temperature refrigerant gas part of discharging from compressor 1 enters in the coil pipe 612 of storage heater 61 through capillary 8, heats, now arrange the effect that capillary 8 can play equalizing pressure to storage heater 61.
When this heat pump 100 carries out defrosting mode, open the first on-off valve 621, first throttle device 5, the flow path of refrigerant is:
The gaseous coolant of HTHP is through cross valve, enter outdoor heat exchanger 3 and become liquid refrigerants, again through first throttle device 5 throttling, and be divided into two-way, compressor 1 is got back in one tunnel after indoor heat exchanger 4, one tunnel is through storage heater 61, and the refrigerant flowing through storage heater 61 becomes gaseous coolant, then gets back to compressor 1 participation circulation through capillary 8.
The advantage of this heat pump 100 is that defrost speed is fast, and owing to improve the suction temperature of compressor 1, therefore the reliability of compressor 1 is high, and comparatively ordinary hot pumping system 100 is fast to carry out the speed of heating mode after defrost terminates again.
Certain the utility model is not limited to this, and in the example shown in Fig. 3, capillary 8 can be located between the first pipeline intersection point 71 and the first refrigerant opening 613, also can play the effect of equalizing pressure thus.
Below with reference to Fig. 4, the heat pump 100 according to the utility model the 4th embodiment is described.In this heat pump 100, first refrigerant opening 613 is connected between the first throttle opening 51 of first throttle device 5 and the second outdoor opening 32 of outdoor heat exchanger 3 to form the 3rd pipeline intersection point 73, second refrigerant opening 614 is connected to form the second pipeline intersection point 72 between the second indoor opening 42 of indoor heat exchanger 4 and the 3rd valve port 23, is wherein provided with the second throttling arrangement 9 between the 3rd pipeline intersection point 73 and the first refrigerant opening 613.On-off system 62 comprises the first on-off valve 621, first on-off valve 621 and is located between the first pipeline intersection point 71 and the first refrigerant opening 613.
For this heat pump 100, storage heater 61 accumulation of heat can in the following manner:
1) storage heater 61 is positioned over indoor, can accumulation of heat from air; 2) housing 611 of storage heater 61 can be welded on compressor 1 outer wall, absorbs heat from compressor 1; 3), when heat pump 100 carries out heating mode, a high temperature refrigerant gas part of discharging from compressor 1 can directly enter in the coil pipe 612 of storage heater 61, heats storage heater 61.
When this heat pump 100 carries out defrosting mode, the opening and closing of utility model and the flow path of refrigerant are two kinds of situations:
1) first throttle device 5 is closed, the first on-off valve 621 opens: the gaseous coolant of HTHP is through cross valve, enter outdoor heat exchanger 3 and become liquid refrigerants, storage heater 61 is flowed to again again after the throttling of the second throttling arrangement 9, the refrigerant flowing through storage heater 61 becomes gaseous coolant, returns compressor 1 and participates in circulation.
2) first throttle device 5, first on-off valve 621 is opened: the gaseous coolant of HTHP is through cross valve, enter outdoor heat exchanger 3 become liquid refrigerants and be divided into two parts, compressor 1 is got back to after a part flows to indoor heat exchanger 4 again after first throttle device 5 throttling, one tunnel flows to storage heater 61 again after the throttling of the second throttling arrangement 9, the refrigerant flowing through storage heater 61 becomes gaseous coolant, returns compressor 1 and participates in circulation.
The advantage of this heat pump 100 is that defrost speed is fast, and owing to improve the suction temperature of compressor 1, therefore the reliability of compressor 1 is high, and comparatively ordinary hot pumping system 100 is fast to carry out the speed of heating mode after defrost terminates again.
As shown in Figure 5, first refrigerant opening 613 and the second refrigerant opening 614 are all formed in the top of housing 611, coil pipe 612 comprises the spire 6121 coiled twist and the vertical portion 6122 extended along the vertical direction, the top mouth of pipe of spire 6121 is communicated with the first refrigerant opening 613, the bottom mouth of pipe of spire 6121 is communicated with the lower end mouth of pipe of vertical portion 6122, and the upper end mouth of pipe of vertical portion 6122 is communicated with the second refrigerant opening 614.Thus, for the heat pump 100 of above-described embodiment, when heat pump 100 carries out defrosting mode, the refrigerant of low temperature can enter in storage heater 61 by the first refrigerant opening 613, and refrigerant flows downward gradually from the top mouth of pipe of spire 6121, thus is conducive to abundant heat exchange.When storage heater 61 needs accumulation of heat, and when the high temperature refrigerant gas passing through to be discharged by compressor 1 is guided in storage heater 61 and is carried out accumulation of heat, the refrigerant that temperature is high enters into vertical portion 6122 from the second refrigerant opening 614, and upwards flowed gradually by the bottom mouth of pipe of spire 6121, be conducive to abundant heat exchange.
Preferably, storage heater 61 also comprises fixed support 615, and fixed support 615 is fixed in thermal 6111, and coil pipe 612 is connected with fixed support 615 and positions coil pipe 612.Spacing between spire 6121 can be positioned thus, prevent the spacing between each pigtail of spire 6121 from larger change occurring, thus affect heat transfer effect.
As shown in Figure 6, preferably, housing 611 can be provided with hook 616, the installation of storage heater 61 can be facilitated thus.
Advantageously, the outer surface of coil pipe 612 is provided with anticorrosive coat, can extend service life of coil pipe 612 thus and the heat exchange do not affected between coil pipe 612 and heat-storing material.
According to other configuration examples of the heat pump 100 of the utility model embodiment as the structure of compressor 1, indoor heat exchanger 4 and outdoor heat exchanger 3, and the kind of refrigeration cycle of heat pump 100 etc. and operation are all known for those of ordinary skills, no longer describe in detail here.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and aim, scope of the present utility model is by claim and equivalents thereof.
Claims (10)
1. a heat pump, is characterized in that, comprising:
Compressor;
Four-way change-over valve, described four-way change-over valve comprises first to fourth valve port, and the exhaust outlet of described compressor is connected with described first valve port, and the gas returning port of described compressor is connected with described 4th valve port;
Outdoor heat exchanger and indoor heat exchanger, the first outdoor opening of described outdoor heat exchanger is connected with described second valve port, and the first indoor opening of institute's indoor heat exchanger is connected with described 3rd valve port;
First throttle device, described first throttle device is located between the second outdoor opening of described outdoor heat exchanger and the second indoor opening of described indoor heat exchanger;
Enthalpy-increasing device, described enthalpy-increasing device and described indoor heat exchanger flow back into described compressor after being arranged in parallel being heated by described enthalpy-increasing device at least partially of the refrigerant making to flow out from described outdoor heat exchanger.
2. heat pump according to claim 1, is characterized in that, described enthalpy-increasing device comprises:
Storage heater, described storage heater comprises housing and coil pipe, the thermal for holding heat storage is limited in described housing, described housing is provided with the first refrigerant opening and the second refrigerant opening, described coil pipe is located in described thermal, the two ends of described coil pipe respectively with described first refrigerant opening and described second refrigerant open communication;
On-off system, for selective conducting or the pipeline blocking described storage heater place on the pipeline that described on-off system is located at described storage heater place.
3. heat pump according to claim 2, it is characterized in that, described first refrigerant opening is connected to form the first pipeline intersection point between the second throttling opening of described first throttle device and the first indoor opening of described indoor heat exchanger, and described second refrigerant opening is connected between the second indoor opening of described indoor heat exchanger and described 3rd valve port to form the second pipeline intersection point.
4. heat pump according to claim 3, is characterized in that, described on-off system comprises:
First on-off valve, described first on-off valve is located between described first pipeline intersection point and described first refrigerant opening; And/or
Second on-off valve, described second on-off valve is located between described second pipeline intersection point and described second refrigerant opening.
5. heat pump according to claim 3, is characterized in that, also comprises capillary, and described capillary is located between described second pipeline intersection point and described second refrigerant opening.
6. heat pump according to claim 2, it is characterized in that, described first refrigerant opening is connected between the first throttle opening of described first throttle device and the second outdoor opening of described outdoor heat exchanger to form the 3rd pipeline intersection point, described second refrigerant opening is connected to form the second pipeline intersection point between the second indoor opening of described indoor heat exchanger and described 3rd valve port, is provided with the second throttling arrangement between wherein said 3rd pipeline intersection point and described first refrigerant opening.
7. heat pump according to claim 2, it is characterized in that, described first refrigerant opening and described second refrigerant opening are all formed in the top of described housing, described coil pipe comprises the spire coiled twist and the vertical portion extended along the vertical direction, the top mouth of pipe of described spire and described first refrigerant open communication, the bottom mouth of pipe of described spire is communicated with the lower end mouth of pipe of described vertical portion, the upper end mouth of pipe of described vertical portion and described second refrigerant open communication.
8. heat pump according to claim 2, is characterized in that, described storage heater also comprises fixed support, and described fixed support is fixed in described thermal, and described coil pipe is connected with described fixed support and positions described coil pipe.
9. heat pump according to claim 2, is characterized in that, described case weld is on described compressor outer wall.
10. heat pump according to claim 2, is characterized in that, described housing is provided with hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520425719.XU CN204787416U (en) | 2015-06-17 | 2015-06-17 | Heat pump system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520425719.XU CN204787416U (en) | 2015-06-17 | 2015-06-17 | Heat pump system |
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| CN204787416U true CN204787416U (en) | 2015-11-18 |
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| CN201520425719.XU Active CN204787416U (en) | 2015-06-17 | 2015-06-17 | Heat pump system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839498A (en) * | 2017-02-10 | 2017-06-13 | 美的集团股份有限公司 | Heat pump air conditioner and its control method |
| CN113266965A (en) * | 2020-02-17 | 2021-08-17 | Lg电子株式会社 | Air conditioner |
-
2015
- 2015-06-17 CN CN201520425719.XU patent/CN204787416U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839498A (en) * | 2017-02-10 | 2017-06-13 | 美的集团股份有限公司 | Heat pump air conditioner and its control method |
| CN106839498B (en) * | 2017-02-10 | 2019-12-20 | 美的集团股份有限公司 | Heat pump air conditioner and control method thereof |
| CN113266965A (en) * | 2020-02-17 | 2021-08-17 | Lg电子株式会社 | Air conditioner |
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