CN202521763U - Heat pump air conditioner with dehumidification function - Google Patents

Heat pump air conditioner with dehumidification function Download PDF

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Publication number
CN202521763U
CN202521763U CN 201220060524 CN201220060524U CN202521763U CN 202521763 U CN202521763 U CN 202521763U CN 201220060524 CN201220060524 CN 201220060524 CN 201220060524 U CN201220060524 U CN 201220060524U CN 202521763 U CN202521763 U CN 202521763U
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Prior art keywords
heat exchanger
indoor
indoor heat
air conditioner
pump air
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CN 201220060524
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Chinese (zh)
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任桂平
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Aux Air Conditioning Co Ltd
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Ningbo Aux Group Co Ltd
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Abstract

A heat pump air conditioner with a dehumidification function is provided with a compressor, an electromagnetic four-way valve, an outdoor heat exchanger, an outdoor fan, a throttling device, an indoor heat exchanger and an indoor fan, and is also provided with a second indoor heat exchanger, an electromagnetic valve, a second electromagnetic valve and a second throttling device, wherein the second indoor heat exchanger is in series connection on a pipeline between the indoor heat exchanger and the electromagnetic four-way valve; the electromagnetic valve and the throttling device are connected in parallel; and the second throttling device and the second electromagnetic valve are connected in parallel and then are connected on a pipeline between the indoor heat exchanger and the second indoor heat exchanger in series. The heat pump air conditioner can realize the temperature rising and dehumidifying functions so as to solve the problems that the indoor temperature drops due to the dehumidifying running of a conventional heat pump.

Description

The heat pump air conditioner of band dehumidification function
Technical field
The utility model relates to a kind of heat pump air conditioner with dehumidification function, belongs to indoor air temperature, humidity regulation field.
Background technology
The air that humidity is bigger not only makes the people feel wet vexed, uncomfortable, also can cause heavy corrosion to building and ornament, so indoor air dehumidification is extremely important.
As shown in Figure 1, existing heat pump air conditioner mainly is made up of compressor 1, solenoid operated four-way valve 2, outdoor heat exchanger 3, outdoor fan 4, throttling arrangement 5, indoor heat exchanger 6, indoor fan 7, pipeline 10 etc.Arrow is represented the flow direction of existing heat pump air conditioner cold-producing medium when dehumidification mode moves among the figure, and is visible, and this moment, the operation of air conditioner process was following: gaseous refrigerant is compressed the steam of machine 1 boil down to HTHP; Steam 10 is transported to outdoor heat exchanger 3 by the road after the selection of solenoid operated four-way valve 2 guiding, the refrigerant cools heat release, become the liquid cold-producing medium of HTHP; Liquid refrigerant enters into throttling arrangement 5 (like capillary), after the step-down throttling of throttling arrangement 5, becomes low-temp low-pressure liquid; Low-temp low-pressure liquid gets into indoor heat exchanger 6 again.Liquid refrigerant evaporates becomes low temperature and low pressure steam.Low temperature and low pressure steam comes back to compressor 1, continues circulation next time.Reciprocation cycle like this; Cold-producing medium evaporates in indoor heat exchanger and great amount of heat in the absorbing environmental; Indoor heat exchanger will turn cold, and indoor fan 7 is blown over indoor air from indoor heat exchanger 6, and airborne steam runs into the indoor heat exchanger generation condensation of cooling and forms the globule attached to the top; The globule compiles after outside the drainpipe delivery chamber, room air is become dry gas by dehumidifying gradually.
Therefore, existing heat pump air conditioner is a principle of using freeze drying, makes low-temperature receiver with cold-producing medium; Make cooling device with direct evaporative type cooler (being indoor heat exchanger 6), be cooled to air below the dew-point temperature, separate out steam greater than saturated water capacity; Reduce the absolute moisture content of air; Utilize the cooled air of partly or entirely cold doubtful heat heating again, thereby reduce the relative humidity of air, reach the dehumidifying purpose.Existing heat pump air conditioner will reach the dehumidifying purpose, when promptly under dehumidification mode, moving, will inevitably cause indoor temperature to descend, and is cold more when this just causes dehumidifying winter, can't meet consumers' demand.
The utility model content
The problem that the utility model causes indoor temperature to descend when being to solve heat pump air conditioner dehumidifying operation is for the dehumidifying in the low temperature and high relative humidity environment provides a kind of better scheme.
For this reason, the utility model provides a kind of heat pump air conditioner with dehumidification function.This heat pump air conditioner also has second indoor heat exchanger, magnetic valve, second magnetic valve and second throttling arrangement; Second indoor heat exchanger is connected on the pipeline between indoor heat exchanger and solenoid operated four-way valve; Magnetic valve and throttling arrangement parallel connection; Be connected on the pipeline between the above-mentioned indoor heat exchanger and second indoor heat exchanger after second throttling arrangement and the second magnetic valve parallel connection.
The heat pump air conditioner of the band dehumidification function of the utility model has the intensification dehumidification mode: compressor and starting, magnetic valve, indoor fan, close solenoid operated four-way valve, outdoor fan, second magnetic valve; Cold-producing medium comes out from solenoid operated four-way valve, behind the outdoor heat exchanger of going up by the road successively, magnetic valve, indoor heat exchanger, second throttling arrangement, second indoor heat exchanger, gets back to solenoid operated four-way valve and forms loop.
When the heat pump air conditioner of the band dehumidification function of the utility model moved at the intensification dehumidification mode, outdoor fan was closed, not heat exchange of outdoor heat exchanger, and promptly air-conditioning does not have and the outdoor environment exchange heat.In addition, throttling arrangement is not worked, and cold-producing medium directly gets into second indoor heat exchanger under the situation of not condensation, not throttling.
Open because of indoor fan, heat Q1 is emitted in cold-producing medium condensation in second indoor heat exchanger.Condensed cold-producing medium is through after the second throttling arrangement throttling step-down, again external heat exchanger in the inlet chamber.Because of indoor fan is opened, cold-producing medium evaporates in indoor heat exchanger and absorbs heat Q2.Because Q1 must be greater than Q2, so the air-conditioning dehumidifying purpose that can realize heating up.
The heat pump air conditioner of the utility model band dehumidification function still has the refrigerated dehumidification pattern: compressor and starting, outdoor fan, indoor fan, second magnetic valve, close solenoid operated four-way valve, magnetic valve; Cold-producing medium comes out from solenoid operated four-way valve, behind the outdoor heat exchanger of going up by the road successively, throttling arrangement, indoor heat exchanger, second magnetic valve, second indoor heat exchanger, gets back to solenoid operated four-way valve and forms loop.
The heat pump air conditioner of the utility model band dehumidification function still has heating mode: compressor and starting, solenoid operated four-way valve, outdoor fan, outdoor fan, second magnetic valve, close magnetic valve; Cold-producing medium comes out from solenoid operated four-way valve, behind second indoor heat exchanger of going up by the road successively, second magnetic valve, indoor heat exchanger, throttling arrangement, the outdoor heat exchanger, gets back to solenoid operated four-way valve and forms loop.
Description of drawings
Further specify the utility model below in conjunction with the accompanying drawing and the specific embodiment.
Fig. 1 is the schematic diagram of the refrigerant dehumidification system of existing heat pump air conditioner;
Fig. 2 is the systematic schematic diagram of the heat pump air conditioner of the utility model band dehumidification function;
Fig. 3 is the heat pump air conditioner intensification dehumidification mode refrigerating system figure of the utility model band dehumidification function;
Fig. 4 is the heat pump air conditioner refrigerated dehumidification pattern refrigerating system figure of the utility model band dehumidification function;
Fig. 5 is the heat pump air conditioner heating mode refrigerating system figure of the utility model band dehumidification function.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with concrete diagram, further set forth the utility model.
As shown in Figure 2; The heat pump air conditioner of the band dehumidification function of this embodiment; Except having compressor 1, solenoid operated four-way valve 2, outdoor heat exchanger 3, outdoor fan 4, throttling arrangement 5, indoor heat exchanger 6, indoor fan 7, pipeline 10 etc. form, also have second indoor heat exchanger 71, magnetic valve 8, second magnetic valve 81 and second throttling arrangement 51.Wherein second indoor heat exchanger 71 is connected on the pipeline of 2 of indoor heat exchanger 6 and solenoid operated four-way valves; Magnetic valve 8 and throttling arrangement 5 parallel connections; Be connected on after second throttling arrangement 51 and 81 parallel connections of second magnetic valve on the pipeline of 71 of the above-mentioned indoor heat exchanger 6 and second indoor heat exchangers.
As shown in Figure 3, the present embodiment heat pump air conditioner has increased the intensification dehumidification mode: compressor and starting 1, magnetic valve 8, indoor fan 7, close solenoid operated four-way valve 2, outdoor fan 4, second magnetic valve 81; Cold-producing medium comes out from solenoid operated four-way valve 2, by the road behind the outdoor heat exchanger 3 on 10, magnetic valve 8, indoor heat exchanger 6, second throttling arrangement 51, second indoor heat exchanger 71, gets back to solenoid operated four-way valve 2 and forms loops successively.
Under the intensification dehumidification mode, the operation principle of present embodiment heat pump air conditioner is following: gaseous refrigerant is compressed the steam of machine 1 boil down to HTHP; Steam 10 is transported to outdoor heat exchanger 3 by the road after the selection guiding of solenoid operated four-way valve 2; And outdoor fan 4 is closed, thus cold-producing medium only outdoor heat exchanger 3 as a passage, be still the steam of HTHP; And be not condensed into liquid therein, also just not to the outdoor environment heat release; The steam of HTHP is through magnetic valve 8, enters into indoor heat exchanger 6 after promptly walking around throttling arrangement 5; Because of indoor fan 7 has started, the refrigerant vapour of HTHP cools off in indoor heat exchanger 6 and the indoor environment release heat is become high-temperature high-pressure liquid attitude cold-producing medium, and promptly indoor heat exchanger 6 is as condenser; The liquid cold-producing medium of HTHP becomes low-temp low-pressure liquid after the step-down throttling of second throttling arrangement 51 (promptly walking around second magnetic valve 81); Low-temp low-pressure liquid gets into second indoor heat exchanger 71 again.Liquid refrigerant evaporates becomes low temperature and low pressure steam, and promptly second indoor heat exchanger 71 is as evaporimeter.Low temperature and low pressure steam is got back to compressor 1 through solenoid operated four-way valve 2 again, continues circulation next time.
Reciprocation cycle like this, cold-producing medium is the condensation release heat in indoor heat exchanger 6, and evaporation absorbs heat in second indoor heat exchanger 71.According to the conservation principle of energy, indoor heat exchanger 6 is preceding, and second indoor heat exchanger 71 after, the be bound to heat that absorbs greater than to indoor environment of the heat that discharge this moment in indoor environment is so the air-conditioning realization is to indoor intensification function.Simultaneously; The great amount of heat in the absorbing environmental because cold-producing medium evaporates in second indoor heat exchanger 71; Second indoor heat exchanger 71 will turn cold; Indoor fan 7 is blown over indoor air from indoor heat exchanger 71, second indoor heat exchanger 71 that airborne steam runs into cooling condensation takes place and forms the globule attached to the top, and promptly air-conditioning is realized indoor dehumidification function.
As shown in Figure 4, the present embodiment heat pump air conditioner still has the refrigerated dehumidification pattern: compressor and starting 1, outdoor fan 4, indoor fan 7, second magnetic valve 81, close solenoid operated four-way valve 2, magnetic valve 8; Cold-producing medium comes out from solenoid operated four-way valve 2, by the road behind the outdoor heat exchanger 3 on 10, throttling arrangement 5, indoor heat exchanger 6, second magnetic valve 81, second indoor heat exchanger 71, gets back to solenoid operated four-way valve 2 and forms loops successively.
Under the refrigerated dehumidification pattern, the operation principle of present embodiment heat pump air conditioner is following: gaseous refrigerant is compressed the steam of machine 1 boil down to HTHP; Steam 10 is transported to outdoor heat exchanger 3 by the road after the selection guiding of solenoid operated four-way valve 2, and outdoor fan 4 is opened, so outdoor heat exchanger 3 is still as condenser; Cold-producing medium cools off in outdoor heat exchanger 3 and to outdoor release heat, becomes the liquid cold-producing medium of HTHP; Liquid refrigerant enters into throttling arrangement 5, after the step-down throttling of throttling arrangement 5, becomes low-temp low-pressure liquid; Low-temp low-pressure liquid gets into the indoor heat exchanger 6 and second heat exchanger 71 again.The indoor heat exchanger 6 and second heat exchanger 71 are jointly as evaporimeter, and liquid refrigerant evaporates therein, become heat in low temperature and low pressure steam and the absorption chamber.Low temperature and low pressure steam comes back to compressor 1, continues circulation next time.
Like this reciprocation cycle, cold-producing medium in outdoor heat exchanger 3 condensation to outdoor release heat, and in indoor heat exchanger 6, second indoor heat exchanger 71 evaporation to indoor absorption heat, so the air-conditioning realization is to indoor refrigerating function.Simultaneously; The great amount of heat in the absorbing environmental because cold-producing medium evaporates in indoor heat exchanger 6, second indoor heat exchanger 71; Indoor heat exchanger 6, second indoor heat exchanger 71 will turn cold; Indoor fan 7 is blown over indoor air from indoor heat exchanger 6, second indoor heat exchanger 71, airborne steam is met cold generation condensation and formed the globule attached to indoor heat exchanger 6, second indoor heat exchanger, 71 tops, and promptly air-conditioning is realized indoor dehumidification function.But because in this system, indoor heat exchanger 6, second indoor heat exchanger 71 are simultaneously as evaporimeter, heat exchange area is rolled up, so the exchange heat of room air and cold-producing medium is more abundant, dehumidifying and refrigeration are further enhanced.
As shown in Figure 5, the present embodiment heat pump air conditioner still has heating mode: compressor and starting 1, solenoid operated four-way valve 2, outdoor fan 4, outdoor fan 7, second magnetic valve 81, close magnetic valve 8; Cold-producing medium comes out from solenoid operated four-way valve 2, by the road behind second indoor heat exchanger 71 on 10, second magnetic valve 81, indoor heat exchanger 6, throttling arrangement 5, the outdoor heat exchanger 3, gets back to solenoid operated four-way valve 2 and forms loops successively.
Under the heating mode, the operation principle of present embodiment heat pump air conditioner is following:
Gas refrigerant is compressed the steam of machine 1 boil down to HTHP, after the selection guiding of solenoid operated four-way valve 2, delivers to second indoor heat exchanger 71 (also through second magnetic valve 81, and walking around second throttling arrangement 51) and indoor heat exchanger 6; Second indoor heat exchanger 71 and indoor heat exchanger 6 are jointly as condenser, and refrigerant cools liquefies, becomes the liquid of normal temperature high voltage.Then, liquid refrigerant becomes low-temp low-pressure liquid, inlet chamber external heat exchanger 3 after the step-down throttling of throttling arrangement 5 (walking around magnetic valve 8).Outdoor fan 4 is opened, and outdoor heat exchanger 3 is as evaporimeter, and the cold-producing medium of liquid evaporates, becomes low temperature and low pressure steam.Low temperature and low pressure steam is got back to compressor, continues circulation next time.
Like this reciprocation cycle, cold-producing medium evaporate to outdoor absorption heat in outdoor heat exchanger 3, and in second indoor heat exchanger 71, indoor heat exchanger 6 condensation to indoor release heat, so the air-conditioning realization is to indoor heat-production functions.Because in this system, indoor heat exchanger 6, second indoor heat exchanger 71 are simultaneously as condenser, heat exchange area is rolled up, so the exchange heat of room air and cold-producing medium is more abundant, heating effect also is further enhanced.
More than be one of embodiment of the utility model,, do not spend performing creative labour, on the basis of the foregoing description, can do multiple variation, can realize the purpose of the utility model equally for those skilled in the art.But this variation obviously should be in the protection domain of claims of the utility model.

Claims (1)

1. be with the heat pump air conditioner of dehumidification function; Mainly be made up of compressor (1), solenoid operated four-way valve (2), outdoor heat exchanger (3), outdoor fan (4), throttling arrangement (5), indoor heat exchanger (6), indoor fan (7), pipeline (10), it is characterized in that: this heat pump air conditioner also has second indoor heat exchanger (71), magnetic valve (8), second magnetic valve (81) and second throttling arrangement (51); Second indoor heat exchanger (71) is connected on the pipeline between indoor heat exchanger (6) and solenoid operated four-way valve (2); Magnetic valve (8) and throttling arrangement (5) parallel connection; Be connected on the pipeline between above-mentioned indoor heat exchanger (6) and second indoor heat exchanger (71) after second throttling arrangement (51) and second magnetic valve (81) parallel connection.
CN 201220060524 2012-02-23 2012-02-23 Heat pump air conditioner with dehumidification function Ceased CN202521763U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220060524 CN202521763U (en) 2012-02-23 2012-02-23 Heat pump air conditioner with dehumidification function

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Application Number Priority Date Filing Date Title
CN 201220060524 CN202521763U (en) 2012-02-23 2012-02-23 Heat pump air conditioner with dehumidification function

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CN202521763U true CN202521763U (en) 2012-11-07

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102620361A (en) * 2012-02-23 2012-08-01 宁波奥克斯空调有限公司 Heat pump air conditioner with dehumidifying function and control method thereof
CN103822391A (en) * 2013-12-02 2014-05-28 广东志高空调有限公司 Temperature and power variable dehumidification system and control method thereof
CN104315743A (en) * 2014-11-13 2015-01-28 中国人民解放军理工大学 Temperature-adjusted room dehumidifying air conditioner
CN107461809A (en) * 2017-07-31 2017-12-12 广东美的制冷设备有限公司 Air-conditioning system and its dehumidification control method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102620361A (en) * 2012-02-23 2012-08-01 宁波奥克斯空调有限公司 Heat pump air conditioner with dehumidifying function and control method thereof
CN103822391A (en) * 2013-12-02 2014-05-28 广东志高空调有限公司 Temperature and power variable dehumidification system and control method thereof
CN104315743A (en) * 2014-11-13 2015-01-28 中国人民解放军理工大学 Temperature-adjusted room dehumidifying air conditioner
CN107461809A (en) * 2017-07-31 2017-12-12 广东美的制冷设备有限公司 Air-conditioning system and its dehumidification control method
CN107461809B (en) * 2017-07-31 2020-03-06 广东美的制冷设备有限公司 Air conditioning system and dehumidification control method thereof

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20170525

Address after: 315191 Yinzhou District Province, Ningbo City, Jiang Shan town on the village of summer ho

Patentee after: AUX air conditioning Limited by Share Ltd

Address before: 315191 Zhejiang city of Ningbo province Jiangshan town Yinzhou District Mingguang Road No. 1166

Patentee before: Ningbo AUX Group.

IW01 Full invalidation of patent right
IW01 Full invalidation of patent right

Decision date of declaring invalidation: 20191009

Decision number of declaring invalidation: 41419

Granted publication date: 20121107