CN105674444A - Heat recovery fresh air ventilation air conditioning purification unit - Google Patents
Heat recovery fresh air ventilation air conditioning purification unit Download PDFInfo
- Publication number
- CN105674444A CN105674444A CN201610195583.7A CN201610195583A CN105674444A CN 105674444 A CN105674444 A CN 105674444A CN 201610195583 A CN201610195583 A CN 201610195583A CN 105674444 A CN105674444 A CN 105674444A
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- Prior art keywords
- air
- heat exchange
- indoor
- heat exchanger
- conditioner
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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
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
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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
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
- F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
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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
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
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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
- F24F13/28—Arrangement or mounting of filters
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
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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
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Central Air Conditioning (AREA)
Abstract
A heat recovery fresh air ventilation air conditioning purification unit comprises an air conditioning indoor unit heat exchanger, an air conditioning outdoor unit heat exchanger connected with the air conditioning indoor unit heat exchanger through a connecting pipe, a ventilation unit and an air-air heat exchanger arranged in the ventilation unit, wherein an air inlet communicated with the outdoor side, an internal air outlet communicated with the outdoor side, a return air inlet communicated with the indoor side and an internal air supply outlet communicated with the indoor side are formed in the ventilation unit, heat-exchanged gas sent out from the internal air supply outlet of the ventilation unit sequentially passes through the air conditioning indoor unit heat exchanger and an air supply channel for air supply to be sent into the indoor side, and heat-exchanged gas discharged from the internal air outlet of the ventilation unit sequentially passes through an air exhaust channel, the air conditioning outdoor unit heat exchanger and an air exhaust fan to be discharged. The invention can integrate the functions of fresh air, ventilation, heat recovery, air conditioning and purification, save energy by more than 40 percent, and ensure that the whole unit can stably run under the working conditions of highest temperature in summer and lowest temperature in winter.
Description
Technical field
The present invention relates to a kind of air-conditioning purification unit. Particularly relate to a kind of heat recovery fresh air air exchangeable conditioner purification unit.
Background technology
In modern architecture, air-conditioning is essential equipment, the work that it is comfortable for people provide and living environment, also brings a large amount of building energy consumptions simultaneously. A load part for air-conditioning is from the personnel equipment of architectural exterior-protecting construction and indoor, and a part is from the new wind of outdoor. For reducing air conditioning energy consumption, new buildings more and more at present adopts passive type Building technology, it is desired to building resistance to air loss is good, and selects the fresh-air ventilation unit with heat recovery function to discharge, to the air conditioner load and room air reducing new wind, the energy dissipation caused.
The fresh-air ventilation unit of band recovery of heat in prior art generally comprises and is provided with new wind blower fan, exhaust fan, heat exchange element, new wind wind inlet section, air-supply wind outlet section, return air wind inlet section and air draft wind outlet section, mainly utilizes heat exchange element to the heat that reclaims in air draft and moisture. The pressure component that the motivating force of this kind of way of recycling utilization is the temperature difference between air draft and new wind and water vapour is poor, motivating force is limited, so the organic efficiency of heat is also limited, energy in air draft can not be fully utilized, and the temperature that new wind can reach also has a certain distance from room temp, cause room temp can not meet service requirements completely. In summer, sending into indoor new air temperature higher than room temp, indoor also need auxiliary cooling measure, winter, send into indoor new air temperature lower than room temp, and indoor also need boosting measure. So, the fresh-air ventilation unit of the recovery of heat of existing structure form and mode of operation is considered from economy angle, can't reclaim air draft energy completely, considers from point of view of practicability, can't meet the requirement that room air regulates completely.
Along with the development of energy-saving building technology and passive type building, air conditioning energy consumption can lower year by year, and the air handling unit cooling and heating load of traditional room conditioning or full return air can be fewer and feweri so that by Fresh air handing and meet room conditioning load and become possibility.
Summary of the invention
Technical problem to be solved by this invention is, it is provided that one can meet the new wind of buildings, room air regulates and energy saving of system, and can reclaim the heat recovery fresh air air exchangeable conditioner purification unit of air draft energy completely.
The technical solution adopted in the present invention is: a kind of heat recovery fresh air air exchangeable conditioner purification unit, the heat exchanger of air conditioner outdoor unit including heat exchanger for air-conditioner indoor machine and be connected by pipe connecting with heat exchanger for air-conditioner indoor machine, the air air heat exchange device being also provided with ventilating unit and be arranged in ventilating unit, described ventilating unit is formed with the blast inlet for receiving outdoor fresh air outside communication chamber, lead to the inner row air port for the indoor return air after air air heat exchange device heat exchange being discharged of outside, inside communication chamber for the return air mouth of the air after being received in indoor heat exchange and lead to indoor for the gas after air air heat exchange device heat exchange is sent into indoor inner blower mouth, wherein, gas after the heat exchange that the inner blower mouth of described ventilating unit is sent imports air-supply passage by heat exchanger for air-conditioner indoor machine and fan successively and sends into indoor, gas after the heat exchange that the inner row air port of described ventilating unit is discharged passes through air exhaust passage successively, outside heat exchanger of air conditioner outdoor unit and exhaust fan discharge chamber.
Rainproof air port it is provided with between described air exhaust passage and heat exchanger of air conditioner outdoor unit.
The side of described air exhaust passage is also provided with for importing the exhaust blower in air exhaust passage by from inner row air port expellant gas.
Described ventilating unit is divided into the air air heat exchange device being arranged on dividing plate through dividing plate: side be connected described in blast inlet, another side is connected the new wind space of the fresh air blast inlet for importing fresh air of air air heat exchange device, return air mouth described in the connection of side, another side is connected the return air space of the return air blast inlet for importing indoor return air of air air heat exchange device, side is connected described inner blower mouth, another side is connected the air-supply space going out air port for discharging the air after sending into indoor heat exchange of air air heat exchange device, and side is connected described inner row air port, the air draft space of the venting port of air after the heat exchange sending into outside for discharging of another side connection air air heat exchange device.
It is provided with the air inlet filtering device that the outside air entered filters between described blast inlet and new wind space.
It is disposed with the air inlet filtering device filtered by the return air entered between described return air mouth to return air space and the return air after filtration is carried out the wet film evaporative cooler of heat exchange.
Described return air mouth is also connected in space with blowing with for the indoor return air after filtering imports the bypass air-valve in air-supply space by the air inlet filtering device that filtered by the return air entered successively.
The lower end of described heat exchanger for air-conditioner indoor machine is provided with the water of condensation dish for receiving water of condensation, and the water port of described water of condensation tray bottom is connected with and is used for the aqueduct that water of condensation is spilt in the pouring of the wet film to wet film evaporative cooler above the wet film evaporative cooler being arranged between return air mouth and return air space for being caused by water of condensation.
The relief outlet of described heat exchanger for air-conditioner indoor machine is provided with the refining plant for being purified by heat exchanger for air-conditioner indoor machine expellant gas.
A kind of heat recovery fresh air air exchangeable conditioner purification unit of the present invention has following useful effect:
(1) the heat recovery fresh air air exchangeable conditioner purification unit of the present invention, Ji Xinfeng, ventilation, recovery of heat, air-conditioning, purification function, in one, meet people to the multiple demand of indoor air quality and air conditioner energy saving.
(2) the heat recovery fresh air air exchangeable conditioner purification unit of the present invention, air draft energy is carried out whole recovery, and has reclaimed the cold of air conditioner condensate water, reduce the discharge of water of condensation, compare the fresh-air ventilation unit of traditional not band heat recovery function, energy-conservation more than 40%.
(3) the heat recovery fresh air air exchangeable conditioner purification unit of the present invention, improves the Working environment of air-conditioner outdoor unit, and can ensure whole unit summer top temperature and winter minimum temperature operating mode under, the steady running of equal energy.
(4) the heat recovery fresh air air exchangeable conditioner purification unit of the present invention, can meet the demand of the new wind of some public building, air-conditioning and purification, and such as megastore, theater, exhibition center, school etc., whole unit can be installed at roof.
(5) the heat recovery fresh air air exchangeable conditioner purification unit of the present invention, can meet the demand of the passive type building new wind in room, air-conditioning and purification, and unit can make monoblock type or split type, easy for installation.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of the present invention.
In figure
1: ventilating unit 2: air air heat exchange device
3: blast inlet 4: air inlet filtering device
5: return air mouth 6: wet film evaporative cooler
7: bypass air-valve 8: inner row air port
9: inner blower mouth 10: heat exchanger for air-conditioner indoor machine
11: exhaust blower 12: air exhaust passage
13: fan 14: air-supply passage
15: rainproof air port 16: heat exchanger of air conditioner outdoor unit
17: exhaust fan 18: dividing plate
19: water of condensation dish 20: pipe connecting
21: refining plant 22: return air filtering
101: new wind space 102: return air space
103: air-supply space 104: air draft space
Embodiment
Below in conjunction with embodiment and accompanying drawing, a kind of heat recovery fresh air air exchangeable conditioner purification unit of the present invention is described in detail.
As shown in Figure 1, a kind of heat recovery fresh air air exchangeable conditioner purification unit of the present invention, machine in outside the air-conditioning room including indoor apparatus of air conditioner and be connected by pipe connecting 20 with indoor apparatus of air conditioner, the air air heat exchange device 2 being also provided with ventilating unit 1 and be arranged in ventilating unit 1, described ventilating unit 1 is formed with the blast inlet 3 for receiving outdoor fresh air outside communication chamber, lead to the inner row air port 8 for the indoor return air after air air heat exchange device 2 heat exchange being discharged of outside, inside communication chamber for the return air mouth 5 of the air after being received in indoor heat exchange and lead to indoor for the gas after air air heat exchange device 2 heat exchange is sent into indoor inner blower mouth 9, described return air mouth 5 is also connected in space 103 with blowing with for the indoor return air after filtering imports the bypass air-valve 7 in air-supply space 103 by the air inlet filtering device 22 that filtered by the return air entered successively. wherein, gas after the heat exchange that the inner blower mouth 9 of described ventilating unit 1 is sent imports air-supply passage 14 by heat exchanger for air-conditioner indoor machine 10 and fan 13 successively and sends into indoor, and the gas after the heat exchange that the inner row air port 8 of described ventilating unit 1 is discharged is successively by outside air exhaust passage 12, heat exchanger of air conditioner outdoor unit 16 and exhaust fan 17 discharge chamber. the relief outlet of described heat exchanger for air-conditioner indoor machine 10 can also be provided with the refining plant 21 for being purified by heat exchanger for air-conditioner indoor machine 10 expellant gas. described refining plant 21 can be one or more the combination in middle high efficiency filter, electrostatic air filter, activated carbon air filter, ultraviolet sterilizer and photocatalyst sterilizer.
The side of described air exhaust passage 12 is also provided with for importing the exhaust blower 11 in air exhaust passage 12 by from inner row air port 8 expellant gas, is provided with rainproof air port 15 between described air exhaust passage 12 and heat exchanger of air conditioner outdoor unit 16.
Described ventilating unit 1 is divided into the air air heat exchange device 2 being arranged on dividing plate 18 through dividing plate 18: side be connected described in blast inlet 3, another side is connected the new wind space 101 of the fresh air blast inlet for importing fresh air of air air heat exchange device 2, return air mouth 5 described in the connection of side, another side is connected the return air space 102 of the return air blast inlet for importing indoor return air of air air heat exchange device 2, side is connected described inner blower mouth 9, another side is connected the air-supply space 103 going out air port for discharging the air after sending into indoor heat exchange of air air heat exchange device 2, and side is connected described inner row air port 8, the air draft space 104 of the venting port of air after the heat exchange sending into outside for discharging of another side connection air air heat exchange device 2.
It is provided with, between described blast inlet 3 and new wind space 101, the air inlet filtering device 4 filtered by the outside air entered. Described air inlet filtering device 4 can select the first medium effeciency filter of different sorts, different size as required. It is disposed with the air inlet filtering device 22 filtered by the return air entered between described return air mouth 5 to return air space 102 and the return air after filtration is carried out the wet film evaporative cooler 6 of heat exchange. The lower end of described heat exchanger for air-conditioner indoor machine 10 is provided with the water of condensation dish 19 for receiving water of condensation, and the water port bottom described water of condensation dish 19 is connected with and is used for the aqueduct that water of condensation is spilt in the pouring of the wet film to wet film evaporative cooler 6 above the wet film evaporative cooler 6 being arranged between return air mouth 5 and return air space 102 for being caused by water of condensation.
A kind of heat recovery fresh air air exchangeable conditioner purification unit of the present invention, it is on the basis of heat recovery fresh air ventilation unit, comprehensively new wind, air-conditioning, purification and energy-conservation function demand is met by improving, it is one years old, by arranging a set of heat exchanger for air-conditioner indoor machine in air-supply wind outlet section, to blow and process further, and enable to meet indoor air conditioner cold-heat workload demand; Its two, enter heat exchanger of air conditioner outdoor unit after air draft air-out and outside air being mixed, be discharged in outdoor environment after making the further energy recovery of air draft; They are three years old, at return air wind inlet section, wet film evaporative cooler is set, when cooling in summer, drench water on the wet film top of wet film evaporative cooler after being gathered by the water of condensation of heat exchanger for air-conditioner indoor machine, indoor exhaust wind is carried out transpiration cooling, reclaim the cold of air conditioner condensate water, it is to increase heat recovery efficiency, reduce air conditioner condensate water discharge; They are four years old, at return air wind inlet section and between indoor air-supply wind outlet section, bypass air-valve is set, make part return air capable of bypass to heat exchanger for air-conditioner indoor machine entrance in air-supply wind outlet section, when required new air quantity is less, the air quantity demand of heat exchanger for air-conditioner indoor machine and the air conditioner cold-heat workload demand of indoor can be met.
The principle of work of a kind of heat recovery fresh air air exchangeable conditioner purification unit of the present invention is as follows:
When 1, running, outdoor new wind enters new wind space from blast inlet, after filtering, carry out first time thermal exchange by air air heat exchange device, then pass through heat exchanger for air-conditioner indoor machine, after carrying out second time thermal exchange, send into air-supply passage by fan and enter indoor again.
When 2, running, indoor return air enters return air space from return air mouth, after carrying out first time thermal exchange with air air heat exchange device, then heat exchanger of air conditioner outdoor unit import is sent into by air exhaust passage through exhaust blower, wind new for outdoor mixes, after heat exchanger of air conditioner outdoor unit carries out second time thermal exchange, discharged to outdoor.
3, when in indoor, required new air quantity is little, indoor return air is by the control of return air bypass air-valve so that part return air is bypassed to air-supply space, mixes with the new wind after heat exchange, then after entering heat exchanger for air-conditioner indoor machine heat exchange and refining plant purification, is sent to indoor.
4, heat exchanger for air-conditioner indoor machine is connected by pipe connecting with heat exchanger of air conditioner outdoor unit.
The remodeling of formula heat recovery fresh air air exchangeable conditioner purification unit as a whole; this product can be made split type; it is placed on the position different with outside, indoor according to air air heat exchange device; multiple Split hot can be made and reclaim fresh-air ventilation air-conditioning purification unit; here not describing separately, the thought that principle meets the present invention all belongs to the protection domain of this patent.
Claims (9)
1. a heat recovery fresh air air exchangeable conditioner purification unit, the heat exchanger of air conditioner outdoor unit (16) including heat exchanger for air-conditioner indoor machine (10) and be connected by pipe connecting (20) with heat exchanger for air-conditioner indoor machine (10), it is characterized in that, air air heat exchange device (2) being also provided with ventilating unit (1) and be arranged in ventilating unit (1), described ventilating unit (1) is formed with the blast inlet (3) for receiving outdoor fresh air outside communication chamber, lead to the inner row air port (8) for the indoor return air after air air heat exchange device (2) heat exchange being discharged of outside, inside communication chamber for the return air mouth (5) of the air after being received in indoor heat exchange and lead to indoor for the gas after air air heat exchange device (2) heat exchange is sent into indoor inner blower mouth (9), wherein, gas after the heat exchange that the inner blower mouth (9) of described ventilating unit (1) is sent imports air-supply passage (14) by heat exchanger for air-conditioner indoor machine (10) and fan (13) successively and sends into indoor, gas after the heat exchange that the inner row air port (8) of described ventilating unit (1) is discharged is successively by air exhaust passage (12), outside heat exchanger of air conditioner outdoor unit (16) and exhaust fan (17) discharge chamber.
2. a kind of heat recovery fresh air air exchangeable conditioner purification unit according to claim 1, it is characterised in that, it is provided with rainproof air port (15) between described air exhaust passage (12) and heat exchanger of air conditioner outdoor unit (16).
3. a kind of heat recovery fresh air air exchangeable conditioner purification unit according to claim 1, it is characterized in that, the side of described air exhaust passage (12) is also provided with for importing the exhaust blower (11) in air exhaust passage (12) from inner row air port (8) expellant gas.
4. a kind of heat recovery fresh air air exchangeable conditioner purification unit according to claim 1, it is characterized in that, described ventilating unit (1) is divided into air air heat exchange device (2) being arranged on dividing plate (18) through dividing plate (18): side be connected described in blast inlet (3), another side is connected the new wind space (101) of the fresh air blast inlet for importing fresh air of air air heat exchange device (2), return air mouth (5) described in the connection of side, another side is connected the return air space (102) of the return air blast inlet for importing indoor return air of air air heat exchange device (2), side is connected described inner blower mouth (9), another side is connected the air-supply space (103) going out air port for discharging the air after sending into indoor heat exchange of air air heat exchange device (2), and side is connected described inner row air port (8), the air draft space (104) of the venting port of air after the heat exchange sending into outside for discharging of another side connection air air heat exchange device (2).
5. a kind of heat recovery fresh air air exchangeable conditioner purification unit according to claim 4, it is characterized in that, between described blast inlet (3) and new wind space (101), it is provided with the air inlet filtering device (4) filtered by the outside air entered.
6. a kind of heat recovery fresh air air exchangeable conditioner purification unit according to claim 4, it is characterized in that, it is disposed with the air inlet filtering device (22) filtered by the return air entered between described return air mouth (5) to return air space (102) and the return air after filtration is carried out the wet film evaporative cooler (6) of heat exchange.
7. according to claim 1 or 4 a kind of heat recovery fresh air air exchangeable conditioner purification unit, it is characterized in that, described return air mouth (5) is also connected in space (103) with blowing with for the indoor return air after filtering imports the bypass air-valve (7) of air-supply space (103) by the air inlet filtering device (22) that filtered by the return air entered successively.
8. a kind of heat recovery fresh air air exchangeable conditioner purification unit according to claim 1, it is characterized in that, the lower end of described heat exchanger for air-conditioner indoor machine (10) is provided with the water of condensation dish (19) for receiving water of condensation, and the water port of described water of condensation dish (19) bottom is connected with wet film evaporative cooler (6) top being arranged between return air mouth (5) and return air space (102) for being caused by water of condensation and is used for the aqueduct that water of condensation is spilt in the pouring of the wet film to wet film evaporative cooler (6).
9. a kind of heat recovery fresh air air exchangeable conditioner purification unit according to claim 1, it is characterized in that, the relief outlet of described heat exchanger for air-conditioner indoor machine (10) is provided with the refining plant (21) for being purified by heat exchanger for air-conditioner indoor machine (10) expellant gas.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610195583.7A CN105674444A (en) | 2016-03-31 | 2016-03-31 | Heat recovery fresh air ventilation air conditioning purification unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610195583.7A CN105674444A (en) | 2016-03-31 | 2016-03-31 | Heat recovery fresh air ventilation air conditioning purification unit |
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| CN105674444A true CN105674444A (en) | 2016-06-15 |
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| CN201610195583.7A Pending CN105674444A (en) | 2016-03-31 | 2016-03-31 | Heat recovery fresh air ventilation air conditioning purification unit |
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| CN106440177A (en) * | 2016-10-19 | 2017-02-22 | 珠海格力电器股份有限公司 | Fresh air exchange device, air conditioning system and control method |
| CN106931534A (en) * | 2017-04-28 | 2017-07-07 | 北京米微环保科技有限公司 | A kind of permanent net New-air purifying system of cabinet type constant temperature |
| CN107490121A (en) * | 2017-09-19 | 2017-12-19 | 山东凯丰节能科技有限公司 | A kind of Fresh air handling units |
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| CN113303231A (en) * | 2021-05-18 | 2021-08-27 | 淄博气宇空调节能设备有限公司 | Heat recovery ventilation air conditioning unit for livestock and poultry breeding |
| CN113513803A (en) * | 2020-04-09 | 2021-10-19 | 南通华信中央空调有限公司 | Fresh air system |
| CN114110821A (en) * | 2021-11-15 | 2022-03-01 | 金国达科技（湖南）有限公司 | Multi-stage heat recovery fresh air system of central air conditioner |
| CN114151868A (en) * | 2021-12-07 | 2022-03-08 | 珠海格力电器股份有限公司 | Air conditioning unit |
| CN114909749A (en) * | 2022-04-29 | 2022-08-16 | 南方环境有限公司 | Movable type closed space environment control device |
| CN116025966A (en) * | 2022-12-28 | 2023-04-28 | 广东能加科技有限公司 | Constant temperature and humidity air conditioner control system and control method |
| CN118912596A (en) * | 2024-06-21 | 2024-11-08 | 江阴市脉运智能科技有限公司 | Air treatment system with water making function |
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| CN113513803A (en) * | 2020-04-09 | 2021-10-19 | 南通华信中央空调有限公司 | Fresh air system |
| CN113303231A (en) * | 2021-05-18 | 2021-08-27 | 淄博气宇空调节能设备有限公司 | Heat recovery ventilation air conditioning unit for livestock and poultry breeding |
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| CN114110821B (en) * | 2021-11-15 | 2024-08-27 | 金国达科技（湖南）有限公司 | Multistage heat recovery fresh air system of central air conditioner |
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Application publication date: 20160615 |