CN105352042A - Air conditioner indoor unit and air conditioner - Google Patents

Air conditioner indoor unit and air conditioner Download PDF

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Publication number
CN105352042A
CN105352042A CN201510866646.2A CN201510866646A CN105352042A CN 105352042 A CN105352042 A CN 105352042A CN 201510866646 A CN201510866646 A CN 201510866646A CN 105352042 A CN105352042 A CN 105352042A
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China
Prior art keywords
heat exchanger
air
conditioner
indoor
air conditioner
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Granted
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CN201510866646.2A
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CN105352042B (en
Inventor
姚层
陈钦文
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Shenzhen Skyworth Air Conditioning Technology Co Ltd
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Shenzhen Skyworth Air Conditioning Technology Co Ltd
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Priority to CN201510866646.2A priority Critical patent/CN105352042B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units

Abstract

The invention discloses an air conditioner indoor unit and an air conditioner, wherein the air conditioner indoor unit comprises an indoor fan, a first heat exchanger and a second heat exchanger which are located in the air duct of the air conditioner indoor unit, wherein the first end of the first heat exchanger communicates with an outdoor heat exchanger by a first throttle pipe, the second end of the first heat exchanger communicates with a four-way valve of an air conditioner outdoor unit; the first end of the second heat exchanger communicates with a pipeline of the air conditioner outdoor unit to receive high temperature coolant; the first heat exchanger is used for receiving cold temperature coolant in constant temperature dehumidification to evaporate for refrigeration so as to cool and dehumidify air of the first heat exchanger; and the second heat exchanger is used for receiving the high temperature coolant to condense for heating, so that the temperature of low-temperature drying air flowing through the first heat exchanger rises to room temperature by passing through the second heat exchanger. According to the technical scheme of the invention, due to the arrangement of the second heat exchanger and modification on corresponding pipelines, the purpose of constant temperature dehumidification can be achieved, energy consumption is not increased during constant temperature dehumidification, and the air conditioner is energy-saving and environment-friendly.

Description

Indoor apparatus of air conditioner and air-conditioner
Technical field
The present invention relates to air-conditioner dehumidifying technology field, particularly a kind of indoor apparatus of air conditioner and air-conditioner.
Background technology
Along with technology and expanding economy, user progressively improves for the functional requirement of air-conditioning, traditional refrigeration, heat, the function such as refrigerated dehumidification cannot satisfy the demands.Constant temperature dehumidification also enters into house ornamentation application from commercial Application gradually, and the constant temperature dehumidification implementation applied on air-conditioning is at present mainly humid air via being heated by electrical heating intensification after evaporator refrigeration dehumidifying, to make the air constant temperature dehumidification flowing through indoor apparatus of air conditioner.But so can there is following problem: carry out heat temperature raising by electrical heating to air, the energy consumption of consumption is comparatively large, thus adds the use cost of user.
Summary of the invention
Main purpose of the present invention is to provide a kind of indoor apparatus of air conditioner, is intended to reduce energy consumption when indoor apparatus of air conditioner carries out constant temperature dehumidification.
For achieving the above object, the indoor apparatus of air conditioner that the present invention proposes, comprise the indoor fan in the air channel being arranged in described indoor apparatus of air conditioner, First Heat Exchanger and the second heat exchanger, the first end of described First Heat Exchanger is communicated with by the outdoor heat exchanger of first throttle pipe with described air-conditioner outdoor unit, and the second end of described First Heat Exchanger is communicated with the cross valve of air-conditioner outdoor unit; The described first end of the second heat exchanger and the pipeline connection of air-conditioner outdoor unit are in order to receive high temperature refrigerant; Described First Heat Exchanger is used for receiving when constant temperature dehumidification and flows through the low temperature refrigerant after described outdoor heat exchanger and described first throttle pipe and sweat cooling successively, to make to be dehumidified by the air cooling-down of this First Heat Exchanger; Described second heat exchanger is used for receiving the condensing heating from the high temperature refrigerant of described air-conditioner outdoor unit when constant temperature dehumidification, is warmed up to room temperature to make the low temperature dry air flowing through described First Heat Exchanger by this second heat exchanger.
Preferably, the first end of described second heat exchanger is communicated with described cross valve, to receive the high temperature refrigerant exported by the refrigerant output of the compressor of described air-conditioner outdoor unit with the first two-port valve by the first stop valve successively.
Preferably, the first end of described First Heat Exchanger is communicated with the second end of described second heat exchanger by the second throttle pipe, is provided with check valve or second two-port valve of control piper opening and closing between described second throttle pipe and the first end of described First Heat Exchanger.
Preferably, the first end of described second heat exchanger is communicated with the refrigerant output of described outdoor heat exchanger with the 3rd throttle pipe by the 3rd two-port valve be arranged in parallel.
Preferably, second end of described second heat exchanger is communicated with the first end of described First Heat Exchanger by the 4th two-port valve and the second throttle pipe successively, and the second end of described second heat exchanger is communicated with the cross valve of described air-conditioner outdoor unit by the 5th two-port valve, low temperature refrigerant to be delivered to the refrigerant recovering end of the compressor of described air-conditioner outdoor unit.
Preferably, the first end of described second heat exchanger is communicated with the 7th stop valve with the 3rd throttle pipe by the 6th two-port valve be arranged in parallel, to receive the high temperature refrigerant exported by the refrigerant output of described outdoor heat exchanger, described first throttle pipe is connected with described 7th stop valve.
Preferably, second end of described second heat exchanger is communicated with the first end of described First Heat Exchanger by the 7th two-port valve and the second throttle pipe successively, and the second end of described second heat exchanger is communicated with the cross valve of described air-conditioner outdoor unit by the 8th two-port valve, low temperature refrigerant to be delivered to the refrigerant recovering end of the compressor of described air-conditioner outdoor unit.
Preferably, described First Heat Exchanger closes on the air intake vent of described indoor apparatus of air conditioner, and described second heat exchanger closes on the air outlet of described indoor apparatus of air conditioner.
The present invention also proposes a kind of air-conditioner, comprise indoor apparatus of air conditioner, this indoor apparatus of air conditioner comprises the indoor fan in the air channel being arranged in described indoor apparatus of air conditioner, First Heat Exchanger and the second heat exchanger, the first end of described First Heat Exchanger is communicated with by the outdoor heat exchanger of first throttle pipe with described air-conditioner outdoor unit, and the second end of described First Heat Exchanger is communicated with the cross valve of air-conditioner outdoor unit; The described first end of the second heat exchanger and the pipeline connection of air-conditioner outdoor unit are in order to receive high temperature refrigerant; Described First Heat Exchanger is used for receiving when constant temperature dehumidification and flows through the low temperature refrigerant after described outdoor heat exchanger and described first throttle pipe and sweat cooling successively, to make to be dehumidified by the air cooling-down of this First Heat Exchanger; Described second heat exchanger is used for receiving the condensing heating from the high temperature refrigerant of described air-conditioner outdoor unit when constant temperature dehumidification, is warmed up to room temperature to make the low temperature dry air flowing through First Heat Exchanger 10 by this second heat exchanger.
Technical solution of the present invention in the air channel of indoor apparatus of air conditioner, arranges the second heat exchanger by employing and corresponding its carries out pipeline change, realizes the object of constant temperature dehumidification.Concrete, indoor apparatus of air conditioner is when constant temperature dehumidification, and high temperature refrigerant enters into First Heat Exchanger sweat cooling via forming low temperature refrigerant after outdoor heat exchanger and first throttle pipe successively, and the air at room temperature flowing through First Heat Exchanger is dehumidified because of refrigeration.Now air themperature is lower than room temperature.Meanwhile, receive by the high temperature refrigerant of air-conditioner outdoor unit condensing heating by the second heat exchanger, be warmed up to room temperature after making the dry air lower than room temperature flow through the second heat exchanger, and reach the object of constant temperature dehumidification.Only rely on the setting of the second heat exchanger and the change of corresponding pipeline, the object of constant temperature dehumidification can be reached, in constant temperature dehumidification, do not increase energy consumption, energy-conserving and environment-protective.
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, the structure according to these accompanying drawings can also obtain other accompanying drawing.
Fig. 1 is the pipeline connecting figure of the first embodiment of air-conditioner of the present invention;
Fig. 2 is the pipeline connecting figure of the second embodiment of air-conditioner of the present invention;
Fig. 3 is the pipeline connecting figure of the 3rd embodiment of air-conditioner of the present invention.
Drawing reference numeral illustrates:
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
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 a part of embodiment of the present invention, 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.
Need explanation, all directionality instruction (such as up, down, left, right, before and afters in the embodiment of the present invention ...) only for explaining the relative position relation, motion conditions etc. under a certain particular pose (as shown in drawings) between each parts, if when this particular pose changes, then directionality instruction also correspondingly changes thereupon.
In addition, relate to the description of " first ", " second " etc. in the present invention only for describing object, and instruction can not be interpreted as or imply its relative importance or the implicit quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In addition; technical scheme between each embodiment can be combined with each other; but must be can be embodied as basis with those of ordinary skill in the art; when technical scheme combination occur conflicting maybe cannot realize time will be understood that the combination of this technical scheme does not exist, also not within the protection domain of application claims.
The present invention proposes a kind of indoor apparatus of air conditioner.
It is the pipeline connecting figure of the first embodiment of air-conditioner of the present invention referring to figs. 1 through 3, Fig. 1; Fig. 2 is the pipeline connecting figure of the second embodiment of air-conditioner of the present invention; Fig. 3 is the pipeline connecting figure of the 3rd embodiment of air-conditioner of the present invention.
As shown in Figures 1 to 3, the indoor apparatus of air conditioner 100 that the present invention proposes, comprise the indoor fan 101 in the air channel being arranged in indoor apparatus of air conditioner 100, First Heat Exchanger 10 and the second heat exchanger 20, the first end 11 of First Heat Exchanger is communicated with the outdoor heat exchanger 220 of air-conditioner outdoor unit 200 by first throttle pipe 31, and the second end 12 of First Heat Exchanger is communicated with the cross valve 210 of air-conditioner outdoor unit 200; The first end 21 of the second heat exchanger and the pipeline connection of air-conditioner outdoor unit 200 are in order to receive high temperature refrigerant; First Heat Exchanger 10 for receiving the low temperature refrigerant after flowing through outdoor heat exchanger 220 and first throttle pipe 31 successively and sweat cooling when constant temperature dehumidification, to make to be dehumidified by the air cooling-down of this First Heat Exchanger 10; Second heat exchanger 20, for receiving high temperature refrigerant from air-conditioner outdoor unit 200 and condensing heating when constant temperature dehumidification, is warmed up to room temperature to make the low temperature dry air flowing through First Heat Exchanger 10 by this second heat exchanger 20.
Technical solution of the present invention, by arranging the second heat exchanger 20 and corresponding its carries out pipeline change in the air channel of indoor apparatus of air conditioner 100, realizes the object of constant temperature dehumidification.Concrete, indoor apparatus of air conditioner 100 is when constant temperature dehumidification, high temperature refrigerant enters into First Heat Exchanger 10 sweat cooling via forming low temperature refrigerant after outdoor heat exchanger 220 and first throttle pipe 31 successively, and the air at room temperature flowing through First Heat Exchanger 10 is dehumidified because of refrigeration.Now air themperature is lower than room temperature.Meanwhile, receive the high temperature refrigerant of air-conditioner outdoor unit 200 and condensing heating by the second heat exchanger 20, be warmed up to room temperature after making the dry air lower than room temperature flow through the second heat exchanger 20, and reach the object of constant temperature dehumidification.The present invention only relies on the setting of the second heat exchanger 20 and the change of corresponding pipeline, can reach the object of constant temperature dehumidification, in constant temperature dehumidification, not increase energy consumption, energy-conserving and environment-protective.
In the first embodiment of the present invention, refer to Fig. 1, the first end 21 of the second heat exchanger 20 is communicated with cross valve 210, to receive the high temperature refrigerant exported by the refrigerant output 231 of the compressor of described air-conditioner outdoor unit 200 with the first two-port valve 51 by the first stop valve 41 successively.So, the second heat exchanger 20 can directly receive by the high temperature refrigerant of the refrigerant output 231 of the compressor of air-conditioner outdoor unit 200.
Preferably, the first end 11 of First Heat Exchanger is communicated with the second end 22 of the second heat exchanger by the second throttle pipe 32, is provided with check valve 60 or second two-port valve (sign) of control piper opening and closing between the second throttle pipe 32 and the first end 11 of First Heat Exchanger 10.Second two-port valve is set or check valve 60 can be avoided in low temperature refrigerant reverse flow to the second throttle pipe 32.
Concrete, refer to Fig. 1, when constant temperature dehumidification, the output of the compressor 230 of air-conditioner outdoor unit 200 exports high pressure gaseous refrigerant (about 80 ~ 90 DEG C) to cross valve 210, via shunting after cross valve 210, one high pressure gaseous refrigerant is via after outdoor heat exchanger 220 condensation cooling, form cryogenic high pressure gaseous coolant (about 35 ~ 40 DEG C), after first throttle pipe 31 reducing pressure by regulating flow, form low-temp low-pressure liquid refrigerants (about 10 ~ 15 DEG C), this low-temp low-pressure liquid refrigerants evaporates after flowing through the second stop valve 42 in the First Heat Exchanger 10 of indoor apparatus of air conditioner 100, (temperature is T1 to damp and hot air at room temperature, about 24 DEG C) refrigerated dehumidification after First Heat Exchanger 10, (temperature is T2 to form dry Cryogenic air, about 20 DEG C), another burst of high pressure gaseous refrigerant (about 80 ~ 90 DEG C) is via flowing in the second heat exchanger 20 after the first two-port valve 51 and the first stop valve 41 simultaneously, refrigerant condensation through the second heat exchanger 20 is lowered the temperature, heat up in the outside of the second heat exchanger 20, (temperature is T2 to make dry Cryogenic air, about 20 DEG C) after heating up, (temperature is T3, about 24 DEG C) identical with T1 or close, air outlet again via indoor apparatus of air conditioner 100 blows out, and completes the function of constant temperature dehumidification.Finally, refrigerant is via the refrigerant recovering end 232 getting back to compressor after the second end 12 of First Heat Exchanger 10, the 3rd stop valve 43, cross valve 210.
It should be understood that; above-mentioned temperature values is a kind of embodiment conveniently understanding refrigerant flow temperature; its temperature range can also be other numerical value, as long as adopt structure of the present invention and reach the function of constant temperature dehumidification, all in protection scope of the present invention.
In a second embodiment, please refer to Fig. 2, for adapting to the air-conditioner 300 of different model, pipeline of the present invention can also do following setting: the first end 21 of the second heat exchanger 20 is communicated with the refrigerant output of outdoor heat exchanger 220 by the 3rd two-port valve 53 that is arranged in parallel and the 3rd throttle pipe 33.Because the 3rd throttle pipe 33 and the 3rd two-port valve 53 are arranged in parallel, the 3rd two-port valve 53 can be opened when constant temperature dehumidification, the refrigerant now flowing through the 3rd throttle pipe 33 is little, is input in the second heat exchanger 20 by the gaseous coolant (about 35 ~ 40 DEG C) of cryogenic high pressure and carries out condensation; In refrigeration or when heating, the 3rd two-port valve 53 can cut out, the second heat exchanger 20 can serve the same role with First Heat Exchanger 10, improve indoor apparatus of air conditioner 100 ability of freezing or heating.
Preferably, conveniently the second heat exchanger 20 switches using function, second end 22 of the second heat exchanger is communicated with the first end 11 of First Heat Exchanger with the second throttle pipe 32 by the 4th two-port valve 54 successively, and the second end 22 of the second heat exchanger is communicated with the cross valve 210 of air-conditioner outdoor unit 200 by the 5th two-port valve 55, low temperature refrigerant to be delivered to the refrigerant recovering end 232 of the compressor of described air-conditioner outdoor unit 200.
Concrete, refer to Fig. 2, when air-conditioner 300 freezes or heats, the 3rd two-port valve 53 and the 4th two-port valve 54 are closed, and the 5th two-port valve 55 is opened.During refrigeration, refrigerant enters outdoor heat exchanger 220 from compressor 230 by cross valve 210, first throttle pipe 31, the 3rd throttle pipe 33 in parallel is entered through shunting, and correspondence enters into First Heat Exchanger 10 and the second heat exchanger 20 through the 4th stop valve 44 and the 5th stop valve 45, converges and get back to compressor 230 via the 6th stop valve 46 after carrying out sweat cooling; When heating, refrigerant is commutated from compressor 230 by cross valve 210, enter into First Heat Exchanger 10 in parallel and the second heat exchanger 20 via the 6th stop valve 46, condensing heating is realized in indoor, again by first throttle pipe 31, the 3rd throttle pipe 33 in parallel, get back to compressor 230 finally by outdoor heat exchanger 220.
When system opens constant temperature dehumidification, the 3rd two-port valve 53 and the 4th two-port valve 54 are opened, and the 5th two-port valve 55 cuts out.Refrigerant enters outdoor heat exchanger 220 from compressor 230 by cross valve 210, shunting rear section refrigerant enters First Heat Exchanger 10 through first throttle pipe 31 step-down, part refrigerant enters the second heat exchanger 20 through the 3rd two-port valve 53 and the 3rd throttle pipe 33, due to the 3rd two-port valve 53 and the parallel connection of the 3rd throttle pipe 33, reducing pressure by regulating flow effect will not be played herein, room air heats up via the dehumidifying of First Heat Exchanger 10 sweat cooling and the second heat exchanger 20 condensation, realizes constant-temperature dehumidifying function.
In the third embodiment, refer to Fig. 3, second heat exchanger 20 can be arranged as follows with pipeline: the first end 21 of the second heat exchanger 20 is communicated with the 7th stop valve 47 with the 3rd throttle pipe 33 by the 6th two-port valve 56 be arranged in parallel, to receive the high temperature refrigerant exported by the refrigerant output of described outdoor heat exchanger 220, first throttle pipe 31 is communicated with the 7th stop valve 47.
Preferably, second end 22 of the second heat exchanger 20 is communicated with the first end 11 of First Heat Exchanger 10 with the second throttle pipe 32 by the 7th two-port valve 57 successively, and the second end 22 of the second heat exchanger 20 is communicated with the cross valve 210 of air-conditioner outdoor unit 200 by the 8th two-port valve 58, low temperature refrigerant to be delivered to the refrigerant recovering end 232 of the compressor of described air-conditioner outdoor unit 200.
Concrete, refer to Fig. 3, when air-conditioner 300 freezes or heats, the 6th two-port valve 56 and the 7th two-port valve 57 are closed, and the 8th two-port valve 58 is opened.During refrigeration, refrigerant enters outdoor heat exchanger 220 from compressor 230 by cross valve 210, then first throttle pipe 31, the 3rd throttle pipe 33 in parallel is entered via shunting after the 7th stop valve 47, and correspondence enters into First Heat Exchanger 10 and the second heat exchanger 20, converges and get back to compressor 230 via the 8th stop valve 48 after carrying out sweat cooling; When heating, refrigerant is commutated from compressor 230 by cross valve 210, enter into First Heat Exchanger 10 in parallel and the second heat exchanger 20 via the 8th stop valve 48, condensing heating is realized in indoor, again by first throttle pipe 31, the 3rd throttle pipe 33 in parallel, get back to compressor 230 finally by outdoor heat exchanger 220.
When system opens constant temperature dehumidification, the 6th two-port valve 56 and the 7th two-port valve 57 are opened, and the 8th two-port valve 58 cuts out.Refrigerant enters outdoor heat exchanger 220 from compressor 230 by cross valve 210, via shunting after the 7th stop valve 47, part refrigerant enters First Heat Exchanger 10 through first throttle pipe 31 step-down, part refrigerant enters the second heat exchanger 20 through the 6th two-port valve 56 and the 3rd throttle pipe 33, due to the 6th two-port valve 56 and the parallel connection of the 3rd throttle pipe 33, reducing pressure by regulating flow effect will not be played herein, room air heats up via the dehumidifying of First Heat Exchanger 10 sweat cooling and the second heat exchanger 20 condensation, realizes constant-temperature dehumidifying function.
In the present invention, First Heat Exchanger 10 closes on the air intake vent of indoor apparatus of air conditioner 100, and the second heat exchanger 20 closes on the air outlet of indoor apparatus of air conditioner 100.So, the abundant constant temperature dehumidification of the air in the air channel of indoor apparatus of air conditioner 100 can be made.
The present invention also proposes a kind of air-conditioner 300, this air-conditioner 300 comprises indoor apparatus of air conditioner 100, the concrete structure of this indoor apparatus of air conditioner 100 is with reference to above-described embodiment, because this air-conditioner 300 have employed whole technical schemes of above-mentioned all embodiments, therefore all beneficial effects that the technical scheme at least having above-described embodiment is brought, this is no longer going to repeat them.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every under inventive concept of the present invention; utilize the equivalent structure transformation that description of the present invention and accompanying drawing content are done, or directly/be indirectly used in other relevant technical fields to include in scope of patent protection of the present invention.

Claims (9)

1. an indoor apparatus of air conditioner, it is characterized in that, comprise the indoor fan in the air channel being arranged in described indoor apparatus of air conditioner, First Heat Exchanger and the second heat exchanger, the first end of described First Heat Exchanger is communicated with by the outdoor heat exchanger of first throttle pipe with described air-conditioner outdoor unit, and the second end of described First Heat Exchanger is communicated with the cross valve of air-conditioner outdoor unit; The described first end of the second heat exchanger and the pipeline connection of air-conditioner outdoor unit are in order to receive high temperature refrigerant;
Described First Heat Exchanger is used for receiving when constant temperature dehumidification and flows through the low temperature refrigerant after described outdoor heat exchanger and described first throttle pipe and sweat cooling successively, to make to be dehumidified by the air cooling-down of this First Heat Exchanger;
Described second heat exchanger is used for receiving the condensing heating from the high temperature refrigerant of described air-conditioner outdoor unit when constant temperature dehumidification, is warmed up to room temperature to make the low temperature dry air flowing through described First Heat Exchanger by this second heat exchanger.
2. indoor apparatus of air conditioner as claimed in claim 1, it is characterized in that, the first end of described second heat exchanger is communicated with described cross valve, to receive the high temperature refrigerant exported by the refrigerant output of the compressor of described air-conditioner outdoor unit with the first two-port valve by the first stop valve successively.
3. indoor apparatus of air conditioner as claimed in claim 2, it is characterized in that, the first end of described First Heat Exchanger is communicated with the second end of described second heat exchanger by the second throttle pipe, is provided with check valve or second two-port valve of control piper opening and closing between described second throttle pipe and the first end of described First Heat Exchanger.
4. indoor apparatus of air conditioner as claimed in claim 1, is characterized in that, the first end of described second heat exchanger is communicated with the refrigerant output of described outdoor heat exchanger by the 3rd two-port valve that is arranged in parallel and the 3rd throttle pipe.
5. indoor apparatus of air conditioner as claimed in claim 4, it is characterized in that, second end of described second heat exchanger is communicated with the first end of described First Heat Exchanger by the 4th two-port valve and the second throttle pipe successively, and the second end of described second heat exchanger is communicated with the cross valve of described air-conditioner outdoor unit by the 5th two-port valve, low temperature refrigerant to be delivered to the refrigerant recovering end of the compressor of described air-conditioner outdoor unit.
6. indoor apparatus of air conditioner as claimed in claim 1, it is characterized in that, the first end of described second heat exchanger is communicated with the 7th stop valve with the 3rd throttle pipe by the 6th two-port valve be arranged in parallel, to receive the high temperature refrigerant exported by the refrigerant output of described outdoor heat exchanger, described first throttle pipe is connected with described 7th stop valve.
7. indoor apparatus of air conditioner as claimed in claim 6, it is characterized in that, second end of described second heat exchanger is communicated with the first end of described First Heat Exchanger by the 7th two-port valve and the second throttle pipe successively, and the second end of described second heat exchanger is communicated with the cross valve of described air-conditioner outdoor unit by the 8th two-port valve, low temperature refrigerant to be delivered to the refrigerant recovering end of the compressor of described air-conditioner outdoor unit.
8. indoor apparatus of air conditioner as claimed in any of claims 1 to 7 in one of claims, it is characterized in that, described First Heat Exchanger closes on the air intake vent of described indoor apparatus of air conditioner, and described second heat exchanger closes on the air outlet of described indoor apparatus of air conditioner.
9. an air-conditioner, is characterized in that, comprises the indoor apparatus of air conditioner according to any one of claim 1 to 8.
CN201510866646.2A 2015-11-27 2015-11-27 Air conditioner indoor unit and air conditioner Active CN105352042B (en)

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CN105783121A (en) * 2016-04-26 2016-07-20 芜湖美智空调设备有限公司 Cabinet air conditioner system
CN108775725A (en) * 2018-05-21 2018-11-09 广东美的暖通设备有限公司 The indoor unit of three control multi-connected machines and three control multi-connected machines
CN109059106A (en) * 2018-06-20 2018-12-21 广东美的暖通设备有限公司 Indoor unit, control method and the air-conditioning system of air-conditioning system
CN110207330A (en) * 2019-06-04 2019-09-06 广东美的暖通设备有限公司 Air conditioner and its control method and device
CN110440353A (en) * 2019-07-29 2019-11-12 上海湿腾电器有限公司 A kind of ultralow temperature energy-saving type temperature-adjustable dehumidifier
CN111059633A (en) * 2019-12-23 2020-04-24 武汉海尔电器股份有限公司 Dehumidification method of air conditioning system
CN111811035A (en) * 2020-07-22 2020-10-23 南京天加环境科技有限公司 Dehumidification and reheating unit type air conditioning system and control method thereof
CN111811036A (en) * 2020-07-22 2020-10-23 南京天加环境科技有限公司 Dehumidification and reheating multi-connected air conditioning system and control method thereof

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CN105783121A (en) * 2016-04-26 2016-07-20 芜湖美智空调设备有限公司 Cabinet air conditioner system
CN105783121B (en) * 2016-04-26 2019-02-19 芜湖美智空调设备有限公司 Cabinet air-conditioner system
CN108775725A (en) * 2018-05-21 2018-11-09 广东美的暖通设备有限公司 The indoor unit of three control multi-connected machines and three control multi-connected machines
CN109059106A (en) * 2018-06-20 2018-12-21 广东美的暖通设备有限公司 Indoor unit, control method and the air-conditioning system of air-conditioning system
CN110207330A (en) * 2019-06-04 2019-09-06 广东美的暖通设备有限公司 Air conditioner and its control method and device
CN110440353A (en) * 2019-07-29 2019-11-12 上海湿腾电器有限公司 A kind of ultralow temperature energy-saving type temperature-adjustable dehumidifier
CN111059633A (en) * 2019-12-23 2020-04-24 武汉海尔电器股份有限公司 Dehumidification method of air conditioning system
CN111811035A (en) * 2020-07-22 2020-10-23 南京天加环境科技有限公司 Dehumidification and reheating unit type air conditioning system and control method thereof
CN111811036A (en) * 2020-07-22 2020-10-23 南京天加环境科技有限公司 Dehumidification and reheating multi-connected air conditioning system and control method thereof

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