WO2022257463A1 - Climatiseur d'humidification et procédé de commande associé - Google Patents

Climatiseur d'humidification et procédé de commande associé Download PDF

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Publication number
WO2022257463A1
WO2022257463A1 PCT/CN2022/071957 CN2022071957W WO2022257463A1 WO 2022257463 A1 WO2022257463 A1 WO 2022257463A1 CN 2022071957 W CN2022071957 W CN 2022071957W WO 2022257463 A1 WO2022257463 A1 WO 2022257463A1
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Prior art keywords
water
water pipe
pump
machine
pipe
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PCT/CN2022/071957
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English (en)
Chinese (zh)
Inventor
宋龙
孙治国
Original Assignee
青岛海尔空调器有限总公司
青岛海尔空调电子有限公司
海尔智家股份有限公司
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Publication of WO2022257463A1 publication Critical patent/WO2022257463A1/fr

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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
    • F24F1/0087—Indoor units, e.g. fan coil units with humidification means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/0008—Control or safety arrangements for air-humidification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • 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
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature

Definitions

  • the present application relates to the technical field of air conditioning, in particular to a humidifying air conditioner and a control method thereof.
  • Air conditioners adjust and control the temperature, humidity, flow rate and other parameters of the ambient air in buildings or structures. , to meet people's needs for the surrounding environment.
  • a humidifier is generally installed to atomize the water through the humidifier to realize the humidification of the indoor air. , thereby improving the user experience.
  • This application provides a humidifying air conditioner and its control method, which are used to solve the problem that the air conditioner in the prior art needs to store additional water when using the humidification function.
  • the defect of making full use of the condensed water produced by itself realizes the humidification function of the air conditioner to recycle the condensed water.
  • the application provides a humidifying air conditioner, including:
  • a pumping structure the pumping structure includes a first water pump, a first external machine water pipe and a first internal machine water pipe, the first external machine water pipe is connected to the water inlet of the first water pump, and the first internal machine
  • the water pipe is connected to the water outlet of the first water pump, the end of the water pipe of the first outdoor machine away from the first water pump is connected to the inside of the outdoor machine, and the water pipe of the first outdoor machine is far away from the first water pipe.
  • the end of the water pump is used to extract the condensed water of the external machine;
  • a humidifying structure the humidifying structure is arranged inside the internal unit, the humidifying structure includes a humidifying device and a misting structure, the water inlet of the humidifying device is connected to the water pipe of the first internal unit that is far away from the first water pump At the end, the mist outlet of the humidifier is connected to the mist outlet structure.
  • a cross-flow fan is arranged inside the internal unit, the humidifying device is fixed on one side of the cross-flow fan, the mist outlet structure is a mist outlet pipe, and the outlet
  • the mist pipe is fixed on the axis of the impeller of the cross-flow fan, and one end of the mist outlet pipe communicates with the mist outlet of the humidifier.
  • the mist outlet pipe has a plurality of mist outlet pipes arranged at intervals hole.
  • a filter is further provided on the water pipe of the first indoor unit.
  • the pumping structure further includes a second water pump, a second external machine water pipe, and a second internal machine water pipe, and the second external machine water pipe is connected to the second water pump.
  • the water outlet of the second internal machine is connected to the water inlet of the second water pump, and the end of the second internal machine water pipe away from the second water pump is connected to the inside of the internal machine.
  • the end of the water pipe of the second internal machine away from the second suction pump is used to extract the condensed water of the internal machine, and the end of the water pipe of the second external machine away from the second suction pump has a water outlet hole, and the water outlet Located above the heat exchanger of the external unit.
  • the first internal unit water pipe is provided with a first internal unit check valve so that water can only flow away from the first water pump, and the first external unit water pipe
  • a first external unit check valve is provided on the top so that the water can only flow towards the first water pump
  • a second internal unit check valve is provided on the second internal unit water pipe so that the water can only flow towards the
  • the water pipe of the second external machine is provided with a second external machine one-way valve so that the water can only flow away from the second water pump.
  • the first water pump and the second water pump have the same structure, the first water pump or the second water pump is a bidirectional pump, and the first internal The machine water pipe is connected to the main water outlet of the first water pump or the second water pump, and the second internal machine water pipe is connected to the auxiliary water outlet of the first water pump or the second water pump, so The first water pipe of the external machine and the water pipe of the second external machine are connected to the main water pipe of the external machine, and the water main pipe of the external machine is connected to the water inlet of the first water pump or the water inlet of the second water pump.
  • the end of the second internal unit water pipe away from the second water pump communicates with the drain port of the internal unit.
  • the end of the first outdoor unit water pipe away from the first water pump communicates with the drain port of the outer unit.
  • the present application also provides a control method for a humidifying air conditioner, including any one of the humidifying air conditioners described above, and the steps are as follows:
  • the humidifying air conditioner When the humidifying air conditioner is heating in winter, it detects the indoor humidity
  • the humidification function When the indoor humidity is lower than the first minimum set value, the humidification function is turned on, the first water pump draws the condensed water of the outdoor unit through the first outdoor unit water pipe, and draws the condensed water into the a humidifying device, the humidifying device atomizes the condensed water, and blows out the water mist through the misting structure;
  • the water pumping structure further includes a second water pump, a second external water pipe and a second internal water pipe, and the second external water pipe is connected to the second The water outlet of the water pump, the water pipe of the second internal machine is connected to the water inlet of the second water pump, and the end of the water pipe of the second internal machine far away from the second water pump is connected to the inside of the internal machine, The end of the water pipe of the second internal machine away from the second suction pump is used to extract the condensed water of the internal machine, and the end of the water pipe of the second external machine away from the second suction pump has a water outlet hole, so The water outlet is located above the heat exchanger of the external machine; the steps also include:
  • the pumping function When the indoor humidity is greater than the second maximum set value, the pumping function is turned on, and the second pump pumps the condensed water of the indoor unit through the water pipe of the second indoor unit, and pumps the condensed water into the The end of the water pipe of the second external unit away from the second water pump is showered onto the heat exchanger of the external unit through the water outlet, so as to cool down the heat exchanger of the external unit;
  • the humidifying air conditioner and its control method provided by this application directly extract the condensed water generated by the external unit through the pumping structure, and atomize the condensed water with a humidifying device to humidify the indoor air.
  • the humidifying air conditioner provided in this application no longer needs to add water frequently, is easy to use, and can fully utilize the condensed water produced by the air conditioner itself, realizing the recycling of condensed water by the air conditioner Humidification function.
  • Fig. 1 is a schematic structural view of a humidifying air conditioner provided by the present application
  • Fig. 2 is a schematic diagram of an enlarged structure at A in Fig. 1;
  • Fig. 3 is a schematic diagram of an enlarged structure at B in Fig. 1;
  • 112 water pipe of the first internal machine
  • 113 water pipe of the second internal machine
  • 114 one-way valve of the first internal machine
  • the humidifying air conditioner includes:
  • a water pumping structure the water pumping structure includes a first water pump 111, a first external water pipe and a first internal water pipe 112, the first external water pipe is connected to the water inlet of the first water pump 111, the first An inner machine water pipe 112 is connected to the water outlet of the first water pump 111, and the end of the first outer machine water pipe away from the first water pump 111 is connected to the inside of the outer machine, and the first outer machine The end of the water pipe away from the first water pump 111 is used to extract the condensed water of the external machine;
  • the indoor unit 10 is generally arranged indoors, and the outdoor unit is arranged outdoors, and the heat exchange is realized through the online pipes.
  • the air conditioner is heating in winter, condensed water will appear in the heat exchanger of the outer unit.
  • the first water pump 111 is preferably fixed inside the internal unit 10 for easy maintenance. And, preferably, the end of the first outdoor unit water pipe away from the first water pump 111 is connected to the drain port of the outdoor unit, so that when the heat exchanger of the outdoor unit generates condensed water, the condensed water will flow out from the drain port, The water pipe of the first outdoor unit can directly suck out the condensed water, which is not easy to produce air suction.
  • the end of the first outdoor unit water pipe away from the first water pump 111 may also be placed in a drain tank, and the drain tank is used to collect the condensed water flowing out.
  • the humidifying device 121 has a water inlet and a mist outlet respectively, and the first internal machine water pipe 112 flows the condensed water into the humidifying device 121 from the water inlet, and the humidifying device 121 passes the high frequency of the built-in atomizing sheet. Vibration causes the condensed water to be atomized to generate water mist, and the water mist is discharged into the room through the mist outlet structure 122 to realize the humidification of the indoor air.
  • the condensed water generated by the external unit is directly extracted through the pumping structure, and the condensed water is atomized by the humidifier 121 to humidify the indoor air.
  • the humidifying air conditioner provided in this application no longer needs to add water frequently, is easy to use, and can make full use of the condensed water produced by the air conditioner itself, realizing the humidification function of the air conditioner to recycle the condensed water.
  • a cross-flow fan is provided inside the indoor unit 10, the humidifier 121 is fixed on one side of the cross-flow fan, and the mist outlet structure 122 It is a mist outlet pipe, and the mist outlet pipe is fixed at the axis of the impeller of the cross-flow fan.
  • One end of the mist outlet pipe communicates with the mist outlet of the humidifying device 121, and the mist outlet pipe It has a plurality of mist outlet holes arranged at intervals.
  • the humidifying device 121 is fixed on one side of the cross-flow fan casing, and has a docking hole on one side of the cross-flow fan casing to connect with the mist outlet of the humidifying device 121, and the mist outlet pipe One end is movably plugged into the mist outlet hole, and the other end of the mist outlet pipe is rotated by a motor, so that the mist outlet pipe can rotate with the rotation of the impeller.
  • mist outlet pipe is directly fixed on the shaft center of the impeller, and when the motor of the cross-flow fan drives the impeller to rotate, the mist outlet pipe rotates accordingly, so that when the mist outlet hole of the mist outlet pipe discharges water mist, each position Both will spread water mist, and then blow the water mist into the room through the airflow induced by the cross-flow fan, so that the blown water mist is more uniform and the humidification effect on the room is better.
  • a plurality of evenly spaced mist outlet holes are provided only on one side of the mist outlet pipe.
  • the mist outlet pipe can also be fixedly connected with the mist outlet of the humidifier 121, and the mist outlet pipe only passes through the axis of the cross-flow fan, so that the mist outlet pipe does not rotate with the impeller, ensuring
  • the structure is stable, and as required, mist outlet holes can be arranged at even intervals on the upper and lower sides of the mist outlet pipe to make the mist outlet effect better.
  • the mist outlet pipe may also be arranged at the air outlet of the cross-flow fan.
  • mist outlet pipe When the above-mentioned mist outlet pipe is provided with a plurality of evenly spaced mist outlet holes, the apertures of the mist outlet holes increase along the direction away from the humidifier 121, so that the sprayed water mist is more dense in the length direction of the mist outlet pipe. is uniform.
  • a filter 116 is further provided on the water pipe 112 of the first internal machine.
  • the filter 116 can purify the condensed water, so as to prevent the atomized condensed water from polluting the indoor air.
  • the filter 116 in order to purify the condensed water, the filter 116 is filled with granular Ruishi material , the condensed water passes through the filter 116 to achieve adsorption and purification.
  • it can also be other adsorbable materials according to needs.
  • the filter 116 is detachable with an adsorption structure
  • the adsorption structure is provided with the above-mentioned absorbable material
  • the filter 116 has a tank above the tank, and the two side walls of the tank are the first internal machine water pipe 112
  • the adsorption structure is detachably arranged in the tank body, the two side walls of the adsorption structure have docking ports, and a filter screen is provided at the docking ports, so that after the adsorption structure is docked in the tank body, the first internal machine water pipe 112 is connected to the tank body In the adsorption structure, filtration can be achieved.
  • the detachable structure may be connected by magnetic attraction, or by buckle connection, which will not be described in detail.
  • the pumping structure further includes a second pump, a second external machine water pipe and a second internal machine water pipe 113, and the second external machine water pipe is connected to the The water outlet of the second water pump, the second internal machine water pipe 113 is connected to the water inlet of the second water pump, and the end of the second internal machine water pipe 113 away from the second water pump is connected to the The inside of the indoor unit 10, the end of the second inner unit water pipe 113 away from the second water pump is used to extract the condensed water of the inner unit 10, and the second outer machine water pipe is far away from the second water pump There is a water outlet hole at the end, and the water outlet is located above the heat exchanger of the external machine.
  • the end of the second internal machine water pipe 113 away from the second water pump is connected to the drain port 10a of the internal machine 10, so that when the heat exchanger of the internal machine 10 generates condensed water, The condensed water will flow out from the drain port 10a, and the second internal unit water pipe 113 can directly suck the condensed water, which is not easy to cause air suction.
  • the second internal machine water pipe 113 has two suction ends, corresponding to the water outlets 10 a on both sides of the internal machine 10 .
  • the end of the second internal machine water pipe 113 away from the second water pump may also be placed in a drain tank, and the drain tank is used to collect the condensed water flowing out.
  • the condensed water produced by the internal unit 10 can also be directly extracted, and the condensed water can be poured onto the heat exchanger of the external unit, thereby cooling the heat exchanger of the external unit and improving the temperature of the external unit.
  • the heat exchange efficiency of the machine can be improved, and the purpose of cleaning the dust of the heat exchanger can be achieved at the same time.
  • the head of the water pipe of the second external machine away from the second suction pump is blocked, and the second water pipe of the external machine is blocked.
  • the ends of the water pipes of the external unit extend along the length direction of the heat exchanger, and the ends of the water pipes of the second external unit are evenly spaced with a plurality of outlet holes to evenly scatter the condensed water on the heat exchanger, and in one embodiment In the middle, along the direction away from the second water pump, the radial direction of the water outlet hole gradually increases, so as to more evenly shower on the heat exchanger.
  • the first internal machine water pipe 112 is provided with a first internal machine check valve 114 so that water can only flow away from the first water pump 111 .
  • the water pipe of the first external machine is provided with a first external machine one-way valve so that water can only flow towards the first water pump 111;
  • the second internal machine water pipe 113 is provided with a second internal machine one-way valve.
  • Valve 115 so that water can only flow towards the second suction pump
  • the water pipe of the second external unit is provided with a second external unit one-way valve, so that water can only flow away from the second suction pump.
  • the direction of the water flow is unidirectional no matter when the aforementioned humidification is performed or the internal unit 10 pumps water, so that backflow can be avoided.
  • the first water pump 111 and the second water pump have the same structure, the first water pump 111 or the second water pump is a two-way pump, and the first internal machine water pipe 112 is connected to At the main water outlet of the first water pump 111 or the second water pump, the second internal machine water pipe 113 is connected to the auxiliary water outlet of the first water pump 111 or the second water pump, so The first water pipe of the external machine and the water pipe of the second external machine are connected to the main water pipe 117 of the external machine, and the water main pipe 117 of the external machine is connected to the water inlet of the first water pump 111 or the water inlet of the second water pump.
  • the pump is a two-way pump, specifically a gear pump, which is fixed to the internal unit 10.
  • the main water outlet of the first water pump 111 or the second water pump is the water outlet of the first water pump 111
  • the water inlet is the water inlet of the first water pump 111
  • the auxiliary water outlet of the first water pump 111 or the second water pump is the water inlet of the second water pump
  • the water inlet is the water outlet of the second water pump.
  • the main water pipe 117 of the external machine may not be provided, and a main water inlet and a secondary water inlet are provided at the other end of the first water pump 111 or the second water pump to respectively connect the first water pipe of the external machine and the second water pipe.
  • Two external machine water pipes may be provided.
  • the water pipe of the second external machine may not be provided with the second external machine check valve.
  • first water pump 111 and the second water pump may also be two non-passing structures, which will not be described in detail.
  • the present application also provides a control method for a humidifying air conditioner, including any one of the humidifying air conditioners described above, and the steps are as follows:
  • the humidifying air conditioner When the humidifying air conditioner is heating in winter, it detects the indoor humidity; here, the indoor ambient humidity can be obtained by detecting the humidity sensor installed on the internal unit 10 .
  • the humidification function When the indoor humidity is lower than the first minimum set value, the humidification function is turned on, and the first water pump 111 draws the condensed water of the outdoor unit through the first outdoor unit water pipe, and pumps the condensed water into the The humidifying device 121, the humidifying device 121 atomizes the condensed water, and blows out the water mist through the misting structure 122; combined with the aforementioned structure, during this process, the extracted condensed water will also be filtered and purified by the filter 116, Achieve humidification.
  • the first minimum set value given here is preferably 40%Rh, and when the indoor humidity is not less than the first minimum set value, the humidification function is not turned on.
  • the first maximum set value given here is preferably 70% Rh, close the pumping structure and humidification structure 12, and keep the normal air conditioner Run until the air humidity is lower than 40% Rh and turn on the humidification function again.
  • the pumping function When the indoor humidity is greater than the second maximum set value, the pumping function is turned on, and the second pump pumps the condensed water of the indoor unit 10 through the second indoor unit water pipe 113, and draws the condensed water into the The end of the second external machine water pipe away from the second water pump is showered on the heat exchanger of the external machine through the water outlet to cool down the heat exchanger of the external machine;
  • the water pumping function mentioned above is the aforementioned step of extracting the condensed water of the internal unit 10. Under normal circumstances, in the case of cooling in summer, there is a large amount of condensed water inside, and the fan blows to the condensed water, which will increase the air humidity and condense After the water is extracted, the humidity will decrease with the operation of the air conditioner.
  • the second maximum set value given here is preferably 65%Rh, and when the indoor humidity is not greater than the second maximum set value, the pumping function is not turned on. Moreover, in this embodiment, the water pumping function can only be turned on after the air conditioner is in cooling operation for 10 minutes, so as to avoid the situation that there is no water to pump.
  • the pumping function is stopped; the second minimum set value given here is preferably 45% Rh.
  • the present application uses the control method given, combined with the aforementioned structure, so that the air conditioner can reduce the indoor ambient humidity when heating in winter, and increase the heat exchange efficiency of the outdoor unit and reduce the indoor environment humidity when the air conditioner is cooling in summer. Humidity improves the comfort of the indoor environment and makes the user experience better.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Air Humidification (AREA)

Abstract

La présente demande fournit un climatiseur d'humidification et son procédé de commande. Le climatiseur d'humidification comprend : une unité intérieure ; une unité extérieure ; une structure de pompage d'eau, qui comprend une première pompe à eau, un premier tuyau d'eau d'unité extérieure et un premier tuyau d'eau d'unité intérieure, le premier tuyau d'eau d'unité extérieure étant relié à une entrée d'eau de la première pompe à eau, le premier tuyau d'eau d'unité intérieure étant relié à une sortie d'eau de la première pompe à eau, la partie d'extrémité du premier tuyau d'eau d'unité extérieure à distance de la première pompe à eau étant reliée à l'intérieur de l'unité extérieure et la partie d'extrémité du premier tuyau d'eau d'unité extérieure à distance de la première pompe à eau étant utilisée pour extraire l'eau condensée de l'unité extérieure ; et une structure d'humidification, qui est disposée à l'intérieur de l'unité intérieure et qui comprend un appareil d'humidification et une structure de sortie de brouillard, une entrée d'eau de l'appareil d'humidification étant reliée à la partie d'extrémité du premier tuyau d'eau d'unité intérieure à distance de la première pompe à eau et une sortie de brouillard de l'appareil d'humidification étant reliée à la structure de sortie de brouillard. Le climatiseur d'humidification selon la présente demande peut utiliser pleinement l'eau condensée produite par le climatiseur lui-même et mettre en œuvre la fonction d'humidification du climatiseur recyclant l'eau condensée.
PCT/CN2022/071957 2021-06-09 2022-01-14 Climatiseur d'humidification et procédé de commande associé WO2022257463A1 (fr)

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CN202110644555.X 2021-06-09
CN202110644555.XA CN113357712A (zh) 2021-06-09 2021-06-09 加湿空调器及其控制方法

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Publication number Priority date Publication date Assignee Title
CN113357712A (zh) * 2021-06-09 2021-09-07 青岛海尔空调器有限总公司 加湿空调器及其控制方法
CN114061109B (zh) * 2021-11-16 2023-07-25 广东美的制冷设备有限公司 空调器的控制方法、控制装置、空调器和存储介质
CN117249485A (zh) * 2023-11-20 2023-12-19 珠海格力电器股份有限公司 贯流风叶、加湿装置、空调器及其控制方法

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CN103134118A (zh) * 2011-11-23 2013-06-05 西安孔明电子科技有限公司 一种空调室外机冷凝水回收加湿装置
CN206073415U (zh) * 2016-08-11 2017-04-05 胡克球 一种空调环保节能加湿器
CN107560061A (zh) * 2016-06-27 2018-01-09 上海志海制冷电器有限公司 一种利用空调冷凝水控制温湿度的方法及设备
CN113357712A (zh) * 2021-06-09 2021-09-07 青岛海尔空调器有限总公司 加湿空调器及其控制方法

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Publication number Priority date Publication date Assignee Title
JP2002031378A (ja) * 2000-05-09 2002-01-31 Daikin Ind Ltd 空気調和機
KR20120075992A (ko) * 2010-12-29 2012-07-09 위니아만도 주식회사 가습기능을 갖는 공기조화기
CN103134118A (zh) * 2011-11-23 2013-06-05 西安孔明电子科技有限公司 一种空调室外机冷凝水回收加湿装置
CN102913998A (zh) * 2012-11-01 2013-02-06 清华大学 一种空调冷凝水空气加湿系统及方法
CN107560061A (zh) * 2016-06-27 2018-01-09 上海志海制冷电器有限公司 一种利用空调冷凝水控制温湿度的方法及设备
CN206073415U (zh) * 2016-08-11 2017-04-05 胡克球 一种空调环保节能加湿器
CN113357712A (zh) * 2021-06-09 2021-09-07 青岛海尔空调器有限总公司 加湿空调器及其控制方法

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