CN104896600A - Air conditioning unit and indoor unit thereof - Google Patents
Air conditioning unit and indoor unit thereof Download PDFInfo
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- CN104896600A CN104896600A CN201510374941.6A CN201510374941A CN104896600A CN 104896600 A CN104896600 A CN 104896600A CN 201510374941 A CN201510374941 A CN 201510374941A CN 104896600 A CN104896600 A CN 104896600A
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- Prior art keywords
- heat exchanger
- communication port
- port
- pipeline
- air conditioner
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- 238000004378 air conditioning Methods 0.000 title abstract description 6
- 239000003507 refrigerant Substances 0.000 claims abstract description 109
- 238000007791 dehumidification Methods 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 238000005057 refrigeration Methods 0.000 claims abstract description 9
- 238000004891 communication Methods 0.000 claims description 107
- 239000012530 fluid Substances 0.000 claims description 17
- 230000008014 freezing Effects 0.000 claims description 13
- 238000007710 freezing Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 abstract description 8
- 230000004087 circulation Effects 0.000 abstract description 4
- 230000008020 evaporation Effects 0.000 description 12
- 238000001704 evaporation Methods 0.000 description 12
- 238000009833 condensation Methods 0.000 description 11
- 230000005494 condensation Effects 0.000 description 11
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The invention discloses an air conditioning unit and an air conditioning indoor unit thereof, wherein the air conditioning indoor unit comprises a first heat exchanger with a first circulation port and a second circulation port; the first flow port and the third flow port are communicated with a first refrigerant flow port of the air conditioner outdoor unit, a first throttling element is connected to a pipeline between the first flow port and the air conditioner outdoor unit in series, a second throttling element is connected to a pipeline between the third flow port and the air conditioner outdoor unit in series, and the second flow port and the fourth flow port are communicated with a second refrigerant flow port and a third refrigerant of the air conditioner outdoor unit respectively; the fan is arranged between the first heat exchanger and the second heat exchanger; when the air conditioning indoor unit is in a dehumidification mode, the first heat exchanger performs refrigeration and the second heat exchanger performs heating. The indoor unit of the air conditioner can effectively solve the problem of ensuring that the indoor temperature is not reduced in the dehumidification process of the air conditioner.
Description
Technical field
The present invention relates to air conditioner structure technical field, more particularly, relate to a kind of air-conditioner set and indoor set thereof.
Background technology
Air-conditioner set in the market can both realize greatly refrigeration, heat and dehumidification function.When the heavier needs of autumn and winter season indoor humidity dehumidify, air-conditioning is generally in refrigeration mode, and this reduces causing indoor temperature, greatly reduces the comfort level of user.
In sum, how effectively ensureing that in the process of air conditioner dehumidification, indoor do not lower the temperature, is current those skilled in the art's urgent problem.
Summary of the invention
In view of this, first object of the present invention is to provide a kind of indoor apparatus of air conditioner, the structural design of this indoor apparatus of air conditioner effectively can solve indoor in the process ensureing air conditioner dehumidification and not lower the temperature, and second object of the present invention is to provide a kind of air-conditioner set comprising above-mentioned indoor apparatus of air conditioner.
In order to reach above-mentioned first object, the invention provides following technical scheme:
A kind of indoor apparatus of air conditioner, comprising:
There is the First Heat Exchanger of first-class port and second port;
There is the second heat exchanger of the 3rd communication port and the 4th communication port, described first-class port and the 3rd communication port are all communicated with the first refrigerant communication port of air-conditioner outdoor unit, and pipeline between described first-class port and air-conditioner outdoor unit is serially connected with first throttle element, described 3rd pipeline between communication port and air-conditioner outdoor unit is serially connected with second section fluid element, and described second port and the 4th communication port are communicated with the 3rd refrigerant with the second refrigerant communication port of air-conditioner outdoor unit respectively;
Be arranged on the blower fan between described First Heat Exchanger and the second heat exchanger;
Under described indoor apparatus of air conditioner is in dehumidification mode, described First Heat Exchanger carries out freezing and described second heat exchanger heats; Under described indoor apparatus of air conditioner is in heating mode, described First Heat Exchanger and the second heat exchanger all heat; Under described indoor apparatus of air conditioner is in refrigeration mode, described First Heat Exchanger and the second heat exchanger all freeze.
Preferably, in above-mentioned indoor apparatus of air conditioner, also comprise A pipeline, B pipeline and E pipeline, one end of described B pipeline is communicated with described first refrigerant communication port, one end of described A pipeline is communicated with the other end of described B pipeline and the other end of described A pipeline is communicated with described first-class port, one end of described E pipeline is also communicated with the other end of described B pipeline and the other end of described E pipeline is communicated with described 3rd communication port, described A pipeline is serially connected with described first throttle element, described E pipeline is serially connected with described second section fluid element;
Under described indoor apparatus of air conditioner is in dehumidification mode, described in while described First Heat Exchanger carries out freezing, the second heat exchanger heats, refrigerant circulates along two closed circuits, one of them closed circuit is successively through the 3rd refrigerant communication port, the 4th communication port, the 3rd communication port, second section fluid element, first throttle element, first-class port, second port and the second refrigerant communication port, and another closed circuit is successively through the first refrigerant communication port, first throttle element, first-class port, second port and the second refrigerant communication port.
Preferably, in above-mentioned indoor apparatus of air conditioner, described First Heat Exchanger and the second heat exchanger are L-type heat exchanger, and the heat exchanger of two described L-types surrounds the combination exchanger of rectangle, and described blower fan is arranged at rectangular central portion and described blower fan is centrifugal blower.
Preferably, in above-mentioned indoor apparatus of air conditioner, described First Heat Exchanger and the second heat exchanger are board-type heat exchanger, and described First Heat Exchanger is parallel with the second heat exchanger is oppositely arranged, and described blower fan is centrifugal blower.
Preferably, in above-mentioned indoor apparatus of air conditioner, described First Heat Exchanger and the second heat exchanger are board-type heat exchanger, and described First Heat Exchanger and the second heat exchanger composition V-type combination exchanger.
Preferably, in above-mentioned indoor apparatus of air conditioner, described blower fan is axial flow blower, and described axial flow blower is positioned at the mouth end place of described V-type combination exchanger.
Preferably, in above-mentioned indoor apparatus of air conditioner, described blower fan is cross flow fan, and it is inner that described cross flow fan is positioned at described V-type combination exchanger.
Preferably, in above-mentioned indoor apparatus of air conditioner, described first throttle element and second section fluid element are electric expansion valve.
A kind of air-conditioner set, comprise indoor set and off-premises station, described indoor set is the indoor apparatus of air conditioner according to any one of such as above-mentioned, and described first-class port is communicated with described first refrigerant communication port with the 3rd communication port, described second port and the 4th communication port are communicated with the 3rd refrigerant with described second refrigerant communication port respectively.
Indoor apparatus of air conditioner provided by the invention comprises First Heat Exchanger, the second heat exchanger and blower fan.Wherein, First Heat Exchanger has first-class port and second port, and refrigerant can through first-class port and second port turnover First Heat Exchanger.Second heat exchanger has the 3rd communication port and the 4th communication port, refrigerant can pass in and out the second heat exchanger through the 3rd communication port and the 4th communication port, and first-class port and the 3rd communication port are all communicated with the first refrigerant communication port of air-conditioner outdoor unit, pipeline between first-class port and air-conditioner outdoor unit is serially connected with first throttle element, the 3rd pipeline between communication port and air-conditioner outdoor unit is serially connected with second section fluid element.Second port and the 4th communication port are communicated with the 3rd refrigerant with the second refrigerant communication port of air-conditioner outdoor unit respectively, and namely second port is communicated with the second refrigerant communication port, and the 4th communication port is communicated with the 3rd refrigerant.When indoor apparatus of air conditioner is under dehumidification mode, First Heat Exchanger carries out freezing and the second heat exchanger heats, and the refrigerant namely in First Heat Exchanger carries out evaporation endothermic, and the refrigerant in the second heat exchanger carries out condensation heat release.When indoor apparatus of air conditioner is under refrigeration mode, First Heat Exchanger and the second heat exchanger all freeze, and the refrigerant namely in First Heat Exchanger and the second heat exchanger all carries out evaporation endothermic.When indoor apparatus of air conditioner is under heating mode, First Heat Exchanger and the second heat exchanger all heat, and the refrigerant namely in First Heat Exchanger and the second heat exchanger all carries out condensation heat release.
When applying indoor apparatus of air conditioner provided by the invention, First Heat Exchanger and the second heat exchanger can be utilized to carry out heating or freezing.When dehumidifying, First Heat Exchanger carries out freezing and the second heat exchanger heats, and the refrigerant namely in First Heat Exchanger carries out evaporation endothermic, and the refrigerant in the second heat exchanger carries out condensation heat release.And blower fan is between First Heat Exchanger and the second heat exchanger, a wind part for blower fan blowout is lowered the temperature through First Heat Exchanger, another part heats up through the second heat exchanger, two parts air like this can ensure that after the mixing of indoor indoor temperature does not reduce, and then ensure that in dehumidification process, indoor do not lower the temperature.
In order to reach above-mentioned second object, present invention also offers a kind of air-conditioner set, this air-conditioner set comprises any one indoor apparatus of air conditioner above-mentioned.Because above-mentioned indoor apparatus of air conditioner has above-mentioned technique effect, the air-conditioner set with this indoor apparatus of air conditioner also should have corresponding technique effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The system diagram of the indoor apparatus of air conditioner that Fig. 1 provides for the embodiment of the present invention;
Refrigerant flow graph under the refrigeration mode that Fig. 2 provides for the embodiment of the present invention;
Refrigerant flow graph under the heating mode that Fig. 3 provides for the embodiment of the present invention;
Refrigerant flow graph under the dehumidification mode that Fig. 4 provides for the embodiment of the present invention;
The structural representation of the indoor apparatus of air conditioner that Fig. 5 provides for the another kind of embodiment of the present invention;
The structural representation of the indoor apparatus of air conditioner that Fig. 6 provides for the another kind of embodiment of the present invention;
The structural representation of the indoor apparatus of air conditioner that Fig. 7 provides for the another kind of embodiment of the present invention.
In figures 1-7:
1-air-conditioner outdoor unit, 2-indoor apparatus of air conditioner, 21-second section fluid element, 22-first throttle element, 23-second heat exchanger, 24-centrifugal blower, 25-First Heat Exchanger, 26-axial flow blower, 27-cross flow fan, the first-class port of a-, b-second port, c-the 3rd communication port, d-the 4th communication port, e-first refrigerant communication port, f-second refrigerant communication port, g-the 3rd refrigerant communication port.
Detailed description of the invention
First object of the present invention is to provide a kind of indoor apparatus of air conditioner, the structural design of this indoor apparatus of air conditioner effectively can solve indoor in the process ensureing air conditioner dehumidification and not lower the temperature, and second object of the present invention is to provide a kind of air-conditioner set comprising above-mentioned indoor apparatus of air conditioner 2.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1-Fig. 7, the indoor apparatus of air conditioner 2 that the embodiment of the present invention provides comprises First Heat Exchanger 25, second heat exchanger 23 and blower fan.Wherein, First Heat Exchanger 25 has first-class port a and second port b, and refrigerant can pass in and out First Heat Exchanger 25 through first-class port a and second port b.Second heat exchanger 23 has the 3rd communication port c and the 4th communication port d, refrigerant can pass in and out the second heat exchanger 23 through the 3rd communication port c and the 4th communication port d, and first-class port a and the 3rd communication port c are all communicated with the first refrigerant communication port e of air-conditioner outdoor unit 1, pipeline between first-class port a and air-conditioner outdoor unit 1 is serially connected with on the pipeline between first throttle element the 22, three communication port c and air-conditioner outdoor unit 1 and is serially connected with second section fluid element 21.Second port b and the 4th communication port d are communicated with the 3rd refrigerant with the second refrigerant communication port f of air-conditioner outdoor unit 1 respectively, and namely second port b is communicated with the second refrigerant communication port f, and the 4th communication port d is communicated with the 3rd refrigerant.When indoor apparatus of air conditioner is under dehumidification mode, First Heat Exchanger 25 carries out freezing and the second heat exchanger 23 heats, and the refrigerant namely in First Heat Exchanger 25 carries out evaporation endothermic, and the refrigerant in the second heat exchanger 23 carries out condensation heat release.When indoor apparatus of air conditioner is under refrigeration mode, First Heat Exchanger 25 and the second heat exchanger 23 all freeze, and the refrigerant namely in First Heat Exchanger 25 and the second heat exchanger 23 all carries out evaporation endothermic.When indoor apparatus of air conditioner is under heating mode, First Heat Exchanger 25 and the second heat exchanger 23 all heat, and the refrigerant namely in First Heat Exchanger 25 and the second heat exchanger 23 all carries out condensation heat release.
During the indoor apparatus of air conditioner 2 that the application embodiment of the present invention provides, First Heat Exchanger 25 and the second heat exchanger 23 can be utilized to carry out heating or freezing.When dehumidifying, First Heat Exchanger 25 carries out freezing and the second heat exchanger 23 heats, and the refrigerant namely in First Heat Exchanger 25 carries out evaporation endothermic, and the refrigerant in the second heat exchanger 23 carries out condensation heat release.And blower fan is between First Heat Exchanger 25 and the second heat exchanger 23, a wind part for blower fan blowout is lowered the temperature through First Heat Exchanger 25, another part heats up through the second heat exchanger 23, two parts air like this can ensure that after the mixing of indoor indoor temperature does not reduce, and then ensure that in dehumidification process, indoor do not lower the temperature.
Wherein, first-class port a can with the first refrigerant communication port e of air-conditioner outdoor unit 1 by a pipeline connection, first refrigerant communication port e of the 3rd communication port c and air-conditioner outdoor unit 1 is by another root pipeline connection, and two pipelines are parallel with one another, First Heat Exchanger 25 and the parallel connection of the second heat exchanger 23.When indoor apparatus of air conditioner dehumidifies, First Heat Exchanger 25 and the second heat exchanger 23 can alternations, and after namely First Heat Exchanger 25 carries out evaporation endothermic setting-up time section, the second heat exchanger 23 carries out condensation heat release setting-up time section again, both alternations.
As shown in Figure 1, in the present embodiment, this indoor apparatus of air conditioner 2 can also comprise A pipeline, B pipeline and E pipeline, one end of B pipeline is communicated with the first refrigerant communication port e, one end of A pipeline is communicated with the other end of B pipeline and the other end of A pipeline is communicated with first-class port a, one end of E pipeline is also communicated with the other end of B pipeline and the other end of E pipeline is communicated with described 3rd communication port c, A pipeline is serially connected with on first throttle element 22, E pipeline and is serially connected with second section fluid element 21.Namely one end of B pipeline is communicated with the first refrigerant communication port e, and the other end is all communicated with one end of E pipeline with one end of A pipeline.As shown in Figure 4, when dehumidifying, while First Heat Exchanger 25 carries out freezing, the second heat exchanger 23 heats, namely the evaporation endothermic that carries out of First Heat Exchanger 25 simultaneously the second heat exchanger 23 carry out condensation heat release.Under dehumidification mode, refrigerant circulates along two closed circuits, one of them closed circuit is that refrigerant is successively through the 3rd refrigerant communication port g, 4th communication port d, 3rd communication port c, second section fluid element 21, first throttle element 22, first-class port a, second port b and the second refrigerant communication port f, namely the refrigerant flowed out from air-conditioner outdoor unit 1 the 3rd refrigerant communication port g enters the second heat exchanger 23 through D pipeline and the 4th communication port d, D pipeline is high-voltage tube, the refrigerant of HTHP carries out condensation heat release in the second heat exchanger 23, then refrigerant flow to A pipeline through the 3rd communication port c, liquid coolant is become after first throttle element 22 and second section fluid element 21, liquid refrigerants enters in First Heat Exchanger 25 through first-class port a, liquid refrigerants carries out evaporation endothermic in First Heat Exchanger 25, and then refrigerant flows out First Heat Exchanger 25 through second port b, air-conditioner outdoor unit 1 is flowed back to through C pipeline and the second refrigerant communication port f.Another closed circuit of refrigerant is that refrigerant is successively through the first refrigerant communication port e, first-class port a, second port b and the second refrigerant communication port f, namely the refrigerant flowed out from air-conditioner outdoor unit 1 first refrigerant communication port e enters First Heat Exchanger 25 through B pipeline and first throttle part, and evaporation endothermic is carried out in First Heat Exchanger 25, and then refrigerant flows out First Heat Exchanger 25 through second port b, flows back to air-conditioner outdoor unit 1 through C pipeline and the second refrigerant communication port f.So achieve the second heat exchanger 23 while First Heat Exchanger 25 carries out freezing to heat, under ensure that dehumidification mode, indoor temperature does not reduce, and substantially increases the comfort level of people.
As shown in Figure 2, when freezing, First Heat Exchanger 25 and the parallel connection of the second heat exchanger 23, refrigerant is also along two closed circuit circulations, and one of them closed circuit is that refrigerant is successively through the first refrigerant communication port e, B pipeline, first throttle part, first-class port a, second port b, C pipeline and the second refrigerant communication port f.Namely the refrigerant of HTHP enters in First Heat Exchanger 25 through B pipeline, first throttle part and first-class port a and carries out evaporation endothermic, then flows back to air-conditioner outdoor unit 1 through second port b, C pipeline and the second refrigerant communication port f.Another closed circuit of refrigerant is that refrigerant is successively through the first refrigerant communication port e, B pipeline, the second throttling element, the 3rd communication port c, the 4th communication port d, D pipeline and the 3rd refrigerant communication port g.Namely the refrigerant of HTHP enters in the second heat exchanger 23 through B pipeline, the second throttling element and the 3rd communication port c and carries out evaporation endothermic, then flows back to air-conditioner outdoor unit 1 through the 4th communication port d, D pipeline and the 3rd refrigerant communication port g.In refrigeration mode, B pipeline is high-voltage tube, and C pipeline and D pipeline are low-voltage tube.
As shown in Figure 3, when heating, First Heat Exchanger 25 and the parallel connection of the second heat exchanger 23, refrigerant is also along two closed circuit circulations, one of them closed circuit is that refrigerant is successively through the second refrigerant communication port f, C pipeline, second port b, first-class port a, first throttle element 22, B pipeline and the first refrigerant communication port e, namely refrigerant enters in First Heat Exchanger 25 through C pipeline and second port b and carries out condensation heat release, then flows back to air-conditioner outdoor unit 1 through first-class port a, first throttle element 22, B pipeline and the first refrigerant communication port e.Another closed circuit is that refrigerant is successively through the 3rd refrigerant communication port g, D pipeline, the 4th communication port d, the 3rd communication port c, second section fluid element 21, B pipeline and the first refrigerant communication port e, namely refrigerant enters in the second heat exchanger 23 through D pipeline and the 4th communication port d and carries out condensation heat release, then flows back to air-conditioner outdoor unit 1 through the 3rd communication port c, second section fluid element 21, B pipeline and the first refrigerant communication port e.
As Figure 1-4, in order to improve the heat transfer effect of First Heat Exchanger 25 and the second heat exchanger 23, wherein First Heat Exchanger 25 and the second heat exchanger 23 can be L-type heat exchanger, and, the heat exchanger of two L-types surrounds the combination exchanger of rectangle, blower fan is arranged at rectangular central portion, namely four sides that two faces of First Heat Exchanger 25 and two faces of the second heat exchanger 23 are parallel to quadrangular are respectively arranged, namely First Heat Exchanger 25 and the second heat exchanger 23 be oppositely arranged and the right angle of the right angle of First Heat Exchanger 25 and the second heat exchanger 23 on same diagonal.Blower fan is centrifugal blower 24.Blower fan like this is positioned at the rectangle inside that First Heat Exchanger 25 and the second heat exchanger 23 surround, and a wind part for blower fan blowout is through First Heat Exchanger 25, and another part is through the second heat exchanger 23.
In addition, as shown in Figure 5, First Heat Exchanger 25 and the second heat exchanger 23 also can be board-type heat exchanger, and First Heat Exchanger 25 is parallel with the second heat exchanger 23 to be oppositely arranged, namely First Heat Exchanger 25 is parallel to each other with the second heat exchanger 23 and relative, and blower fan is centrifugal blower 24 and between First Heat Exchanger 25 and the second heat exchanger 23.It is simple that structure is so set, is convenient to assembling.
Certainly, First Heat Exchanger 25 and the second heat exchanger 23 are board-type heat exchanger, First Heat Exchanger 25 and the second heat exchanger 23 can also form V-type combination exchanger, i.e. First Heat Exchanger 25 and the V-shaped layout of the second heat exchanger 23, angle between First Heat Exchanger 25 and the second heat exchanger 23 is greater than 0 ° and is less than 180 °, and the angle preferably between First Heat Exchanger 25 and the second heat exchanger 23 is greater than 30 ° and is less than 120 °.As shown in Figure 6, when blower fan is axial flow blower 26, axial flow blower 26 is positioned at the mouth end place of V-type combination exchanger, and the wind direction of its blower fan is blow to the side of close together between First Heat Exchanger 25 and the second heat exchanger 23 by distant side between First Heat Exchanger 25 and the second heat exchanger 23.When blower fan is cross flow fan 27, it is inner that cross flow fan 27 is positioned at described V-type combination exchanger, and namely blower fan is between First Heat Exchanger 25 and the second heat exchanger 23.
Preferably, first throttle element 22 and second section fluid element 21 can be electric expansion valve, can also be other throttle part certainly, in this no limit.
Based on the indoor apparatus of air conditioner 2 provided in above-described embodiment, present invention also offers a kind of air-conditioner set, this air-conditioner set comprises indoor set and off-premises station, indoor set is as any one indoor apparatus of air conditioner 2 in above-described embodiment, first-class port a is communicated with the first refrigerant communication port e with the 3rd communication port c, and second port b is communicated with the 3rd refrigerant with the second refrigerant communication port f respectively with the 4th communication port d.The indoor apparatus of air conditioner 2 in above-described embodiment is have employed, so the beneficial effect of this air-conditioner set please refer to above-described embodiment due to this air-conditioner set.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. an indoor apparatus of air conditioner, is characterized in that, comprising:
There is the First Heat Exchanger (25) of first-class port (a) and second port (b);
There is second heat exchanger (23) of the 3rd communication port (c) and the 4th communication port (d), described first-class port (a) is all communicated with the first refrigerant communication port (e) of air-conditioner outdoor unit with the 3rd communication port (c), and pipeline between described first-class port (a) and air-conditioner outdoor unit is serially connected with first throttle element (22), described 3rd pipeline between communication port (c) and air-conditioner outdoor unit is serially connected with second section fluid element (21), described second port (b) and the 4th communication port (d) are communicated with the 3rd refrigerant with the second refrigerant communication port (f) of air-conditioner outdoor unit respectively,
Be arranged on the blower fan between described First Heat Exchanger (25) and the second heat exchanger (23);
Under described indoor apparatus of air conditioner is in dehumidification mode, described First Heat Exchanger (25) carries out freezing and described second heat exchanger (23) heats; Under described indoor apparatus of air conditioner is in heating mode, described First Heat Exchanger (25) and the second heat exchanger (23) all heat; Under described indoor apparatus of air conditioner is in refrigeration mode, described First Heat Exchanger (25) and the second heat exchanger (23) all freeze.
2. indoor apparatus of air conditioner according to claim 1, it is characterized in that, also comprise A pipeline, B pipeline and E pipeline, one end of described B pipeline is communicated with described first refrigerant communication port (e), one end of described A pipeline is communicated with the other end of described B pipeline and the other end of described A pipeline is communicated with described first-class port (a), one end of described E pipeline is also communicated with the other end of described B pipeline and the other end of described E pipeline is communicated with described 3rd communication port (c), described A pipeline is serially connected with described first throttle element (22), described E pipeline is serially connected with described second section fluid element (21),
Under described indoor apparatus of air conditioner is in dehumidification mode, described in while described First Heat Exchanger (25) carries out freezing, the second heat exchanger (23) heats, refrigerant circulates along two closed circuits, one of them closed circuit is successively through the 3rd refrigerant communication port (g), 4th communication port (d), 3rd communication port (c), second section fluid element (21), first throttle element (22), first-class port (a), second port (b) and the second refrigerant communication port (f), another closed circuit is successively through the first refrigerant communication port (e), first throttle element (22), first-class port (a), second port (b) and the second refrigerant communication port (f).
3. indoor apparatus of air conditioner according to claim 1, it is characterized in that, described First Heat Exchanger (25) and the second heat exchanger (23) are L-type heat exchanger, the heat exchanger of two described L-types surrounds the combination exchanger of rectangle, and described blower fan is arranged at rectangular central portion and described blower fan is centrifugal blower (24).
4. indoor apparatus of air conditioner according to claim 1, it is characterized in that, described First Heat Exchanger (25) and the second heat exchanger (23) are board-type heat exchanger, and described First Heat Exchanger (25) is parallel with the second heat exchanger (23) is oppositely arranged, described blower fan is centrifugal blower (24).
5. indoor apparatus of air conditioner according to claim 1, it is characterized in that, described First Heat Exchanger (25) and the second heat exchanger (23) are board-type heat exchanger, and described First Heat Exchanger (25) and the second heat exchanger (23) composition V-type combination exchanger.
6. indoor apparatus of air conditioner according to claim 5, is characterized in that, described blower fan is axial flow blower (26), and described axial flow blower (26) is positioned at the mouth end place of described V-type combination exchanger.
7. indoor apparatus of air conditioner according to claim 5, is characterized in that, described blower fan is cross flow fan (27), and it is inner that described cross flow fan (27) is positioned at described V-type combination exchanger.
8. the indoor apparatus of air conditioner according to any one of claim 1-7, is characterized in that, described first throttle element (22) and second section fluid element (21) are electric expansion valve.
9. an air-conditioner set, comprise indoor set and off-premises station, it is characterized in that, described indoor set is the indoor apparatus of air conditioner such as according to any one of claim 1-8, and described first-class port (a) is communicated with described first refrigerant communication port (e) with the 3rd communication port (c), described second port (b) is communicated with the 3rd refrigerant with described second refrigerant communication port (f) respectively with the 4th communication port (d).
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| CN201510374941.6A CN104896600A (en) | 2015-06-30 | 2015-06-30 | Air conditioning unit and indoor unit thereof |
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| CN201510374941.6A CN104896600A (en) | 2015-06-30 | 2015-06-30 | Air conditioning unit and indoor unit thereof |
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| CN201510374941.6A Pending CN104896600A (en) | 2015-06-30 | 2015-06-30 | Air conditioning unit and indoor unit thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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