CN106871395A - A kind of pair of double low-temperature receiver heat recovery fresh air units of plate - Google Patents

A kind of pair of double low-temperature receiver heat recovery fresh air units of plate Download PDF

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Publication number
CN106871395A
CN106871395A CN201710219289.XA CN201710219289A CN106871395A CN 106871395 A CN106871395 A CN 106871395A CN 201710219289 A CN201710219289 A CN 201710219289A CN 106871395 A CN106871395 A CN 106871395A
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CN
China
Prior art keywords
air
heat exchanger
type heat
plate
plate type
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710219289.XA
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Chinese (zh)
Inventor
丛旭日
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HUNDRED BEKA TECHNOLOGY Co Ltd
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HUNDRED BEKA TECHNOLOGY Co Ltd
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Priority to CN201710219289.XA priority Critical patent/CN106871395A/en
Publication of CN106871395A publication Critical patent/CN106871395A/en
Pending legal-status Critical Current

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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
    • F24F12/00Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F12/006Use 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F24F3/153Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification with subsequent heating, i.e. with the air, given the required humidity in the central station, passing a heating element to achieve the required temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, 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
    • F24F8/108Treatment, 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, 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
    • F24F8/192Treatment, 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 by electrical means, e.g. by applying electrostatic fields or high voltages
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56Heat recovery units

Abstract

The present invention relates to the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate, including housing, first plate type heat exchanger, second plate type heat exchanger, compressor, water-cooled condenser, evaporator and surface cooler, first plate type heat exchanger and the second plate type heat exchanger are arranged side by side in the inner chamber middle part of housing, first plate type heat exchanger right-hand member upside is provided with the first air-duct clapboard, the junction of the first plate type heat exchanger and the second plate type heat exchanger is provided with the second air-duct clapboard, second plate type heat exchanger left end upside is provided with the 3rd air-duct clapboard, second plate type heat exchanger left end downside is provided with the 4th air-duct clapboard, first plate type heat exchanger right-hand member downside is provided with five-duct dividing plate;Housing top wall is provided with fresh wind port and air outlet, and housing left side wall and right side wall are provided with return air inlet and exhaust outlet;Evaporator is arranged side by side in the second plate type heat exchanger downside, and surface cooler is arranged side by side in the first plate type heat exchanger downside.It has the advantages that simple structure, heat recovery rate be high, Energy Efficiency Ratio is high.

Description

A kind of pair of double low-temperature receiver heat recovery fresh air units of plate
Technical field
The present invention relates to a kind of air-conditioning equipment, and in particular to it is a kind of can annual high-efficiency low energy consumption operation the double low-temperature receivers of double plates it is hot Reclaim Fresh air handling units.
Background technology
With economic and society development, thus requirement more and more higher of the people to living environment promoted building energy conservation With the fast development of air-conditioning equipment, polytype Fresh air handling units are occurred in that, drop of the summer to air is realized by its operation The warming and humidifying treatment of warm dehumidification treatments and winter to air.Existing Fresh air handling units are mainly heat pump mode, by compressor, steam The part composition such as hair device, water-cooled (air-cooled) condenser, expansion valve, reheater.During summer operation, by compressor, swollen Swollen valve etc. makes refrigeration working medium mutually be changed between gaseous state and liquid, and on the one hand refrigeration working medium discharges at water-cooled (air-cooled) condenser Heat and by water-cooled or it is air-cooled heat dissipation is gone out, on the other hand being absorbed at evaporator heat and makes to carry out hot friendship with it The air themperature reduction changed, so as to realize the cool-down dehumidification purpose to fresh air.Meanwhile, existing Fresh air handling units are also by evaporation The front side of device sets pre-cooler and carries out preliminary treatment to fresh air, to strengthen cool-down dehumidification effect, and by after evaporator Side sets reheater and the air after cool-down dehumidification is reheated, to avoid the too low influence IAQ of temperature.And the winter Ji Ze makes heat exchanging process with summer conversely, so as to realize heating purpose by the flow direction that four-way reversing valve changes refrigeration working medium. Though existing Fresh air handling units can realize basic Fresh air handing purpose, it still has that storage is more, has in actual applications Treat further to improve and perfect, be mainly manifested in following aspect:1st, the energy of return air is not made full use of, the energy consumption of unit is caused Higher, Energy Efficiency Ratio is relatively low, and its heat exchanger effectiveness is relatively low.2nd, it is only suitable for Summer and winter to use, function is more single, have impact on unit Utilization rate.3rd, environmental suitability is poor, is unfavorable for Based Intelligent Control and energy-conservation.
The content of the invention
It is an object of the invention to provide the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate, it has simple structure, function complete The advantage that standby, heat recovery rate is high, Energy Efficiency Ratio is high, according to indoor and outdoor air situation with plurality of operating modes, and can realize intelligent control System and annual high-efficiency low energy consumption operation.
It is poor, unfavorable to solve low Fresh air handling units of the prior art its Energy Efficiency Ratio for existing, unitary function, environmental suitability In Based Intelligent Control and the problem of energy-conservation, the invention provides the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate, including housing, first Plate type heat exchanger, the second plate type heat exchanger, compressor, water-cooled condenser, evaporator and surface cooler, first plate type heat exchanger With vertical air channel and horizontal air channel are equipped with the second plate type heat exchanger and both is arranged side by side in the inner chamber middle part of housing, the The first air-duct clapboard is provided between one plate type heat exchanger right-hand member upside and housing top wall, the first plate type heat exchanger and second board-like is changed Be provided with the second air-duct clapboard between the junction of hot device and housing top wall, the second plate type heat exchanger left end upside and housing top wall it Between be provided with the 3rd air-duct clapboard, be provided with the 4th air-duct clapboard, first between the second plate type heat exchanger left end downside and shell bottom wall Five-duct dividing plate is provided between plate type heat exchanger right-hand member downside and housing right side wall;First air-duct clapboard and the second air-duct clapboard Between housing top wall be provided with fresh wind port, the housing top wall between the second air-duct clapboard and the 3rd air-duct clapboard is provided with air-supply Mouthful, housing left side wall top and right side wall top are correspondingly provided with return air inlet and exhaust outlet;
The compressor, water-cooled condenser, evaporator and surface cooler be may be contained within housing, and evaporator is arranged side by side in Double-plate heat exchanger downside, surface cooler is arranged side by side in the first plate type heat exchanger downside, compressor, the primary side of water-cooled condenser Two-port and evaporator are sequentially connected composition heat pump by pipeline, and on pipeline between water-cooled condenser and evaporator Expansion gear is provided with, the secondary side two-port correspondence of water-cooled condenser is connected with the first water inlet pipe and the first return pipe, surface cooler Two-port correspondence be connected with the second water inlet pipe and the second return pipe.
Further, the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the present invention, wherein, second air-duct clapboard and the Between three air-duct clapboards and in air outlet downside be provided with breeze fan, between the 3rd air-duct clapboard and housing left side wall and Exhaust fan is provided with return air inlet downside.
Further, the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the present invention, wherein, first air-duct clapboard and the Electrostatic filter and high efficiency particulate air filter are from top to bottom provided between two air-duct clapboards, on the upside of the exhaust fan and in return air inlet Downside is provided with roughing efficiency air filter.
Further, the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the present invention, wherein, second air-duct clapboard and the Reheater is provided between three air-duct clapboards and in breeze fan upside, the two-port correspondence of the reheater is connected with the 3rd and enters Water pipe and the 3rd return pipe, or the two-port of reheater are concatenated by connecting tube with the secondary side two-port of water-cooled condenser.
Further, the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the present invention, wherein, first air-duct clapboard and the Be provided with the first air-valve for opening and closing fresh wind port between two air-duct clapboards and in electrostatic filter upside, the enclosure interior and Position corresponding with exhaust outlet is provided with the second air-valve for opening and closing exhaust outlet, on first air-duct clapboard and in efficient mistake Filter downside is provided with the 3rd air-valve.
Further, the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the present invention, wherein, on second air-duct clapboard and The 4th air-valve is provided with high efficiency particulate air filter downside.
Further, the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the present invention, wherein, also including respectively with compressor, The control device of breeze fan, exhaust fan, the first air-valve, the second air-valve, the 3rd air-valve and the 4th air-valve electrical connection.
Further, the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the present invention, wherein, the compressor compresses for frequency conversion Machine;Water-collecting tray is provided with the downside of the evaporator and surface cooler.
The double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the present invention compared with prior art, with advantages below:(1) this hair It is bright cold by setting housing, the first plate type heat exchanger, the second plate type heat exchanger, compressor, water-cooled condenser, evaporator and table Device, vertical air channel and horizontal air channel is respectively provided with the first plate type heat exchanger and the second plate type heat exchanger and both is arranged side by side In the inner chamber middle part of housing.The first air-duct clapboard is set and housing top wall between on the upside of the first plate type heat exchanger right-hand member, Second air-duct clapboard is set between the junction and housing top wall of one plate type heat exchanger and the second plate type heat exchanger, it is board-like second The 3rd air-duct clapboard is set between heat exchanger left end upside and housing top wall, with housing bottom on the downside of the second plate type heat exchanger left end Between wall set the 4th air-duct clapboard, set and housing right side wall between on the downside of the first plate type heat exchanger right-hand member five-duct every Plate.And fresh wind port is set in the housing top wall between the first air-duct clapboard and the second air-duct clapboard, in the second air-duct clapboard and Air outlet is set in housing top wall between 3rd air-duct clapboard, is correspondingly arranged back on housing left side wall top and right side wall top Air port and exhaust outlet.Meanwhile, in allowing compressor, water-cooled condenser, evaporator and surface cooler to may be contained within housing, make evaporator simultaneously Row is arranged at the second plate type heat exchanger downside, surface cooler is arranged side by side in the first plate type heat exchanger downside, and make compressor, water The primary side two-port and evaporator of cool condenser are sequentially connected composition heat pump by pipeline, and in water-cooled condenser and steaming Expansion gear is set on pipeline between hair device, secondary side two-port correspondence first water inlet pipe of connection and the of water-cooled condenser is allowed One return pipe, allows the two-port correspondence of surface cooler to connect the second water inlet pipe and the second return pipe.Thus a kind of structure is just constituted Simply, the double low-temperature receiver heat recovery fresh air units of double plates that heat recovery rate is high, Energy Efficiency Ratio is high.In actual applications, by the first air channel Dividing plate, the second air-duct clapboard, the 3rd air-duct clapboard, the 4th air-duct clapboard and five-duct dividing plate, make fresh air sequentially pass through fresh air Mouth, the vertical air channel of the first plate type heat exchanger, surface cooler, evaporator, the vertical air channel of the second plate type heat exchanger reach air outlet Path form supply air duct;Return air is set to sequentially pass through return air inlet, the horizontal air channel of the second plate type heat exchanger, first board-like change The path that the horizontal air channel of hot device reaches exhaust outlet forms wind output channel, by allowing fresh air and return air in the first plate type heat exchanger With sufficient heat exchange is carried out in the second plate type heat exchanger, be capable of achieving recycling to air return energy.The present invention will be by that will steam Hair device is arranged side by side in the downside of the second plate type heat exchanger, and surface cooler is arranged side by side in the downside of the first plate type heat exchanger, can When cooling in summer dehumidifies, the temperature difference between fresh air and return air after increase dehumidifying, improve heat exchanger effectiveness between the two and The return air heat rate of recovery, and make the new air temperature after heat exchange that there is of a relatively high level, reheating is not needed under normal circumstances The requirement of indoor air temperature can be met, purpose that is energy-saving and improving unit eer is realized.(2) as optimization side Case, the present invention be provided with breeze fan and exhaust fan, and by breeze fan be arranged at the second air-duct clapboard and the 3rd air channel every Between plate and in air outlet downside, exhaust fan is arranged between the 3rd air-duct clapboard and housing left side wall and in return air On the downside of mouthful.This structure setting improves the integrated level of Fresh air handling units, it is not necessary to is separately provided blower fan and is capable of achieving wind direction guiding, Install and use more convenient.And by setting electrostatic filter and height between the first air-duct clapboard and the second air-duct clapboard Effect filter, sets roughing efficiency air filter, to realize the mistake to fresh air and return air on the upside of exhaust fan and on the downside of return air inlet Filter is processed, and on the one hand can ensure indoor air quality, the dust in fresh air and return air on the other hand can be avoided to enter first board-like Heat exchanger and the second plate type heat exchanger influence heat exchange efficiency.(3) as further prioritization scheme, the present invention is by the first air channel It is provided for opening and closing the first air-valve of fresh wind port between dividing plate and the second air-duct clapboard and in electrostatic filter upside, in housing Position internal and corresponding with exhaust outlet is provided for opening and closing the second air-valve of exhaust outlet, on the first air-duct clapboard and in height Effect filter downside sets the 3rd air-valve, can effectively strengthen use flexibility and the adaptive capacity to environment of unit.Work as Summer Indoor When need not supplement fresh air and only need to carry out cool-down dehumidification to room air, the present invention can be by the first air-valve and the second air-valve Fresh wind port and exhaust outlet are closed, and allows the 3rd air-valve to open, allow return air to pass sequentially through return air inlet, the transverse direction of the second plate type heat exchanger Air channel, the horizontal air channel of the first plate type heat exchanger, the 3rd air-valve, the vertical air channel of the first plate type heat exchanger, surface cooler, evaporation Device, the vertical air channel of the second plate type heat exchanger and air outlet send interior back to again, it is achieved thereby that to the circulation temperature lowering of room air Dehumidification treatments.In the process of running, can transport selectively one of surface cooler and evaporator according to the size of cool-down dehumidification amount OK, or both are allowed to run simultaneously, occupation mode is more flexible.Return air enters in the first plate type heat exchanger and the second plate type heat exchanger Go heat exchanging process twice, return air is respectively provided with relatively low temperature when reaching surface cooler and evaporator, reduce table cold The cold consumption of device and evaporator, can effectively strengthen cool-down dehumidification effect, and send arrival while cooling capacity utilization rate is improved Return air temperature at air port is unlikely to too low, can strengthen the stationarity of unit operation.
Below in conjunction with the accompanying drawings shown specific embodiment the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the present invention are made into One step is described in detail:
Brief description of the drawings
Fig. 1 is the structural representation of the first implementation method of the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the present invention;
Fig. 2 and Fig. 3 are the structural representation of double low-temperature receiver heat recovery fresh air second implementation method of unit of a kind of pair of plate of the present invention Figure;
Fig. 4 is the structural representation of the third implementation method of the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the present invention.
Specific embodiment
Firstly the need of explanation, the noun of locality such as upper and lower, left and right herein is shown with reference to the accompanying drawings and for convenience The statement that understanding is carried out, is not claimed the restriction that scope is carried out to the present invention.Meanwhile, fresh air, return air in presents and Air should make same concept understanding.
The signal of the first specific embodiment of the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the present invention as shown in Figure 1 Figure, including housing 1, the first plate type heat exchanger 2, the second plate type heat exchanger 3, compressor 4, water-cooled condenser 5, evaporator 6 and table Cooler 7.Vertical air channel and horizontal air channel are respectively provided with the first plate type heat exchanger 2 and the second plate type heat exchanger 3, and make both simultaneously Row is arranged at the inner chamber middle part of housing 1.The first air channel is set and the roof of housing 1 between on the upside of the right-hand member of the first plate type heat exchanger 2 Dividing plate 11, the second air channel is set between the junction and the roof of housing 1 of the first plate type heat exchanger 2 and the second plate type heat exchanger 3 Dividing plate 12, sets the 3rd air-duct clapboard 13 on the upside of the left end of the second plate type heat exchanger 3 and the roof of housing 1 between, board-like second The left end of heat exchanger 3 downside and the bottom wall of housing 1 between set the 4th air-duct clapboard 14, on the downside of the right-hand member of the first plate type heat exchanger 2 with Five-duct dividing plate 15 is set between the right side wall of housing 1.And the shell between the first air-duct clapboard 11 and the second air-duct clapboard 12 Fresh wind port 16 is set on the roof of body 1, is set on the roof of housing 1 between the second air-duct clapboard 12 and the 3rd air-duct clapboard 13 and sent Air port 17, return air inlet 18 and exhaust outlet 19 are correspondingly arranged on the left side wall top of housing 1 and right side wall top.Meanwhile, allow compressor 4th, during water-cooled condenser 5, evaporator 6 and surface cooler 7 may be contained within housing 1.Under normal circumstances allowing compressor 4 and water-cooled to condense Device 5 is arranged at the lower position of the first plate type heat exchanger 2 and the second plate type heat exchanger 3, it is also possible to be arranged at other in housing 1 Position, and allow evaporator 6 to be arranged side by side in the downside of the second plate type heat exchanger 3, allow surface cooler 7 to be arranged side by side in the first plate-type heat-exchange The downside of device 2.And allow compressor 4, the primary side two-port of water-cooled condenser 5 and evaporator 6 to be sequentially connected composition heat by pipeline Expansion gear is set on pumping system, and pipeline between water-cooled condenser 5 and evaporator 6, the secondary side of water-cooled condenser 5 is allowed Two-port correspondence connection the first water inlet pipe and the first return pipe, allow two-port correspondence second water inlet pipe of connection and the of surface cooler 7 Two return pipes.
The double low-temperature receivers of double plates that a kind of simple structure, heat recovery rate are high, Energy Efficiency Ratio is high are just constituted by above structure setting Heat recovery fresh air unit.In actual applications, by the first air-duct clapboard 11, the second air-duct clapboard 12, the 3rd air-duct clapboard 13, 4th air-duct clapboard 14 and five-duct dividing plate 15, make fresh air sequentially pass through fresh wind port 16, the vertical wind of the first plate type heat exchanger 2 Road, surface cooler 7, evaporator 6, the path of the vertical air channel arrival air outlet 17 of the second plate type heat exchanger 3 form supply air duct; Make return air sequentially pass through return air inlet 18, the horizontal air channel of the second plate type heat exchanger 3, the horizontal air channel of the first plate type heat exchanger 2 to arrive Path up to exhaust outlet 19 forms wind output channel, by allowing fresh air and return air to change the first plate type heat exchanger 2 and second are board-like Sufficient heat exchange is carried out in hot device 3, the recycling to air return energy is capable of achieving.The present invention sets side by side by by evaporator 6 The downside of the second plate type heat exchanger 3 is placed in, surface cooler 7 is arranged side by side in the downside of the first plate type heat exchanger 2, can dropped in summer During temperature dehumidifying, the temperature difference between fresh air and return air after increase dehumidifying improves heat exchanger effectiveness and return air heat between the two The rate of recovery, and make the new air temperature after heat exchange that there is of a relatively high level, do not need reheating to meet under normal circumstances The requirement of indoor air temperature, realizes purpose that is energy-saving and improving unit eer.
Used as prioritization scheme, this specific embodiment is between the second air-duct clapboard 12 and the 3rd air-duct clapboard 13 and is in The downside of air outlet 17 is provided with breeze fan 171, between the 3rd air-duct clapboard 13 and the left side wall of housing 1 and in return air inlet 18 Downside is provided with exhaust fan 181.This structure setting improves the integrated level of unit, it is not necessary to be separately provided reality by blower fan Existing wind direction guiding, makes to install and use more convenient.And by between the first air-duct clapboard 11 and the second air-duct clapboard 12 Electrostatic filter 161 and high efficiency particulate air filter 162 are from top to bottom set, in the upside of exhaust fan 181 and in the downside of return air inlet 18 Roughing efficiency air filter 182 is set, to realize the filtration treatment to fresh air and return air, on the one hand can ensure indoor air quality, it is another Aspect can avoid the dust in fresh air and return air from entering the first plate type heat exchanger and the second plate type heat exchanger influence heat exchange efficiency, have Effect ensure that its service behaviour.It is pointed out that breeze fan 171 and exhaust fan 181 are not limited to be arranged on above-mentioned position, Both can also be correspondingly arranged at the other positions of wind output channel and supply air duct, as long as can realize that guiding wind direction is to be capable of achieving this The purpose of invention.In addition, this specific embodiment is also by between the second air-duct clapboard 12 and the 3rd air-duct clapboard 13 and locating Reheater 8 is set in the upside of breeze fan 171, can effectively prevent the too low air temperature after cool-down dehumidification from ensureing room air Quality.In actual applications, reheater 8 can by its two-port connect the 3rd water inlet pipe and the 3rd return pipe, and with independent water Source connects and composes circulation loop, it is also possible to allow reheater 8 two-port by the secondary side two ends of connecting tube and water-cooled condenser 5 Mouth concatenation.Preferential second connected mode, its can further reducing energy consumption, economize on resources, improve unit entirety Energy Efficiency Ratio.
A kind of pair of plate of the invention double low-temperature receiver heat recovery fresh air second specific embodiment of unit as shown in Figures 2 and 3 Schematic diagram, from unlike the first implementation method, second specific embodiment is also in the first air-duct clapboard 11 and the second wind The first air-valve 163 for opening and closing fresh wind port 16 is provided between road dividing plate 12 and in the upside of electrostatic filter 161, in housing Inside 1 and the second air-valve 191 for opening and closing exhaust outlet 19 is provided with the corresponding position of exhaust outlet 19, in the first air-duct clapboard The 3rd air-valve 111 is provided with 11 and in the downside of high efficiency particulate air filter 162.This structure setting can effectively strengthen the use of unit Flexibility and adaptive capacity to environment.In actual applications, by allowing the first air-valve 163 and the second air-valve 191 to open, and the 3rd is allowed Air-valve 111 is closed, you can as the first specific embodiment makes unit operation.But when Summer Indoor need not supplement fresh air and only When needing to carry out cool-down dehumidification to room air, fresh wind port 16 and air draft can be closed by the first air-valve 163 and the second air-valve 191 Mouthfuls 19, and allow the 3rd air-valve 111 to open, allow return air to pass sequentially through return air inlet 18, the horizontal air channel of the second plate type heat exchanger 3, the The horizontal air channel of one plate type heat exchanger 2, the 3rd air-valve 111, the vertical air channel of the first plate type heat exchanger 2, surface cooler 7, evaporator 6th, the vertical air channel of the second plate type heat exchanger 3, reheater 8 and air outlet 17 send interior back to again, it is achieved thereby that to room air Circulation temperature lowering dehumidification treatments.In the process of running, surface cooler 7 and evaporator can selectively be made according to the size of cool-down dehumidification amount 6 one of them operation, or allow both to run simultaneously, occupation mode is more flexible.Return air is in the first plate type heat exchanger 2 and the second plate Heat exchanging process twice is carried out in formula heat exchanger 3, return air is respectively provided with when reaching surface cooler 7 and evaporator 6 relatively low Temperature, reduces the cold consumption of surface cooler 7 and evaporator 6, and can effectively strengthen cooling while cooling capacity utilization rate is improved removes Wet effect, and the return air temperature at arrival reheater 8 and air outlet 17 is unlikely to too low, reducing the heat consumption of reheater 8 While can strengthen the stationarity of unit operation.
The schematic diagram of the third implementation method of the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate of the invention as shown in Figure 4, with Unlike first two implementation method, the third specific embodiment is also on the second air-duct clapboard 12 and in high efficiency particulate air filter 162 downsides are provided with the 4th air-valve 121.The use flexibility of the further enhancing unit of this structure setting and environment adapt to energy Power, makes unit to select more different operational modes according to indoor and outdoor air situation, while unit applicability is strengthened, can Unit is set to realize that intelligence and low energy consumption run by control device.In actual applications, by allowing the first air-valve 163 and the second wind Valve 191 is opened, and allows the 3rd air-valve 111 and the 4th air-valve 121 to close, you can as the first implementation method makes unit operation.When When summer only needs to carry out room air cool-down dehumidification and processes, can be by allowing the first air-valve 163, the second air-valve 191 and the 4th Air-valve 121 is closed, and allows the 3rd air-valve 111 to open, you can as second implementation method makes unit operation.But work as and only need to room When inside carrying out supplement fresh air and being processed without carrying out cool-down dehumidification, can be by allowing the first air-valve 163, the second air-valve 191 and the Four air-valves 121 are opened, and allow the 3rd air-valve 111 to close, and fresh air can pass sequentially through fresh wind port 16, the 4th air-valve 121, reheater 8 and air outlet 17 rapidly enter interior, and return and pass sequentially through return air inlet 18, the horizontal air channel of the second plate type heat exchanger 3, the first plate The horizontal air channel of formula heat exchanger 2 and exhaust outlet 19 can discharge it is outdoor, now allow compressor 4, water-cooled condenser 5, evaporator 6, Surface cooler 7 and reheater 8 are stopped, it is only necessary to which breeze fan 171 and the operation of exhaust fan 181 can reach rapid aeration Purpose, and realize low energy consumption run.
It should be noted that the present invention is also provided with control device in actual applications, allow control device respectively with compression Machine 4, breeze fan 171, exhaust fan 181, the first air-valve 163, the second air-valve 191, the 3rd air-valve 111 and the 4th air-valve 121 Electrical connection, and allow compressor 4 to use frequency-changeable compressor, to make unit to select different operations according to indoor and outdoor air situation Pattern, reaches the purpose of Based Intelligent Control and low energy consumption operation.In addition, the present invention is also in evaporator 6 and surface cooler 7 under normal circumstances Downside be provided with water-collecting tray 9, to collect the condensed water that evaporator 6 and surface cooler 7 are produced, and export to hull outside.
To help skilled in the art to understand the present invention, below to of the invention a kind of double by taking the third implementation method as an example The control mode and running of the double low-temperature receiver heat recovery fresh air units of plate make schematic illustration.
Summer normal cool-down dehumidification pattern:
Allow the first air-valve 163 and the second air-valve 191 to open, and allow the 3rd air-valve 111 and the 4th air-valve 121 to close, meanwhile, Breeze fan 171, exhaust fan 181, compressor 4, water-cooled condenser 5, evaporator 6 and surface cooler 7 is allowed to run, 8, reheater Can be run according to actual conditions to stop.Fresh air passes sequentially through fresh wind port 16, the first air-valve 163, electrostatic filter 161, efficient mistake Filter 162, the vertical air channel of the first plate type heat exchanger 2, surface cooler 7, evaporator 6, the vertical air channel of the second plate type heat exchanger 3, Breeze fan 171, reheater 8 and air outlet 17 get in;Return air passes sequentially through return air inlet 18, roughing efficiency air filter 182, air draft Blower fan 181, the horizontal air channel of the second plate type heat exchanger 3, the horizontal air channel of the first plate type heat exchanger 2, the second air-valve 191 and air draft The discharge of mouth 19 is outdoor.
Summer Indoor air circulation cool-down dehumidification pattern:
Allow the first air-valve 163, the second air-valve 191 and the 4th air-valve 121 to close, and allow the 3rd air-valve 111 to open, meanwhile, Breeze fan 171 and exhaust fan 181 is allowed to run, the size according to cool-down dehumidification amount is allowed by compressor 4, water-cooled condenser 5, steamed The heat pump and the selection one operation of surface cooler 7 of hair device 6 and expansion gear composition allow both to run simultaneously, 8, reheater Can be run according to actual conditions to stop.Return air passes sequentially through return air inlet 18, roughing efficiency air filter 182, exhaust fan 181, the second plate The horizontal air channel of formula heat exchanger 3, the horizontal air channel of the first plate type heat exchanger 2, the 3rd air-valve 111, the first plate type heat exchanger 2 it is perpendicular To air channel, surface cooler 7, evaporator 6, the vertical air channel of the second plate type heat exchanger 3, breeze fan 171, reheater 8 and air outlet Send interior after 17 back to again.
Winter heating's pattern:
Allow the first air-valve 163 and the second air-valve 191 to open, and allow the 3rd air-valve 111 and the 4th air-valve 121 to close, meanwhile, Breeze fan 171, exhaust fan 181 and surface cooler 7 is allowed to run, now surface cooler 7 leads to hot water, and allows cold by compressor 4, water-cooled The heat pump and reheater 8 of condenser 5, evaporator 6 and expansion gear composition stop.Fresh air passes sequentially through fresh wind port 16, first Air-valve 163, electrostatic filter 161, high efficiency particulate air filter 162, the vertical air channel of the first plate type heat exchanger 2, surface cooler 7, evaporator 6th, the vertical air channel of the second plate type heat exchanger 3, breeze fan 171, reheater 8 and air outlet 17 get in;Return air leads to successively Cross return air inlet 18, roughing efficiency air filter 182, exhaust fan 181, the horizontal air channel of the second plate type heat exchanger 3, the first plate type heat exchanger 2 horizontal air channel, the second air-valve 191 and exhaust outlet 19 discharge outdoor.
Season in spring and autumn normal mode:
Allow the first air-valve 163 and the second air-valve 191 to open, and allow the 3rd air-valve 111 and the 4th air-valve 121 to close, meanwhile, Allow breeze fan 171, exhaust fan 181 to run, allow what is be made up of compressor 4, water-cooled condenser 5, evaporator 6 and expansion gear Heat pump and surface cooler 7 and reheater 8 stop.Fresh air passes sequentially through fresh wind port 16, the first air-valve 163, electrostatic filter 161st, high efficiency particulate air filter 162, the vertical air channel of the first plate type heat exchanger 2, surface cooler 7, evaporator 6, second plate type heat exchanger 3 Vertical air channel, breeze fan 171, reheater 8 and air outlet 17 get in;Return air passes sequentially through return air inlet 18, primarily efficient filter Device 182, exhaust fan 181, the horizontal air channel of the second plate type heat exchanger 3, the horizontal air channel of the first plate type heat exchanger 2, the second wind Valve 191 and exhaust outlet 19 discharge outdoor.
Season in spring and autumn rapid aeration pattern:
Allow the first air-valve 163, the second air-valve 191 and the 4th air-valve 121 to open, and allow the 3rd air-valve 111 to close, meanwhile, Allow breeze fan 171, exhaust fan 181 to run, allow what is be made up of compressor 4, water-cooled condenser 5, evaporator 6 and expansion gear Heat pump system and surface cooler 7 and reheater 8 stop.Fresh air passes sequentially through fresh wind port 16, the first air-valve 163, electrostatic filter 161st, high efficiency particulate air filter 162, the 4th air-valve 121, breeze fan 171, reheater 8 and air outlet 17 get in;Return air is successively By return air inlet 18, roughing efficiency air filter 182, exhaust fan 181, the horizontal air channel of the second plate type heat exchanger 3, the first plate-type heat-exchange The horizontal air channel of device 2, the second air-valve 191 and exhaust outlet 19 discharge outdoor.
Above example is only the description carried out to the preferred embodiment of the present invention, and model not is claimed to the present invention The restriction for carrying out is enclosed, on the premise of design spirit of the present invention is not departed from, this area engineers and technicians are according to skill of the invention The various forms of deformations that art scheme is made, all should fall into the protection domain of claims of the present invention determination.

Claims (8)

1. double low-temperature receiver heat recovery fresh air units of a kind of pair of plate, including housing (1), the first plate type heat exchanger (2), the second plate-type heat-exchange Device (3), compressor (4), water-cooled condenser (5), evaporator (6) and surface cooler (7), it is characterised in that described first board-like changes Vertical air channel and horizontal air channel are equipped with hot device (2) and the second plate type heat exchanger (3) and both is arranged side by side in housing (1) Inner chamber middle part, be provided with the first air-duct clapboard (11) between the first plate type heat exchanger (2) right-hand member upside and housing (1) roof, the The second air-duct clapboard is provided between the junction and housing (1) roof of one plate type heat exchanger (2) and the second plate type heat exchanger (3) (12) the 3rd air-duct clapboard (13), is provided between the second plate type heat exchanger (3) left end upside and housing (1) roof, second is board-like The 4th air-duct clapboard (14), the first plate type heat exchanger (2) right-hand member are provided between heat exchanger (3) left end downside and housing (1) bottom wall Five-duct dividing plate (15) is provided between downside and housing (1) right side wall;First air-duct clapboard (11) and the second air-duct clapboard (12) housing (1) roof between is provided with fresh wind port (16), between the second air-duct clapboard (12) and the 3rd air-duct clapboard (13) Housing (1) roof be provided with air outlet (17), housing (1) left side wall top and right side wall top are correspondingly provided with return air inlet (18) With exhaust outlet (19);
The compressor (4), water-cooled condenser (5), evaporator (6) and surface cooler (7) may be contained within housing (1), evaporator (6) it is arranged side by side in the second plate type heat exchanger (3) downside, surface cooler (7) is arranged side by side in the first plate type heat exchanger (2) downside, Compressor (4), the primary side two-port of water-cooled condenser (5) and evaporator (6) are sequentially connected composition heat pump by pipeline, And expansion gear, the secondary side two of water-cooled condenser (5) are provided with the pipeline between water-cooled condenser (5) and evaporator (6) Port correspondence is connected with the first water inlet pipe and the first return pipe, the two-port correspondence of surface cooler (7) be connected with the second water inlet pipe and Second return pipe.
2. according to the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate described in claim 1, it is characterised in that second air channel Breeze fan (171), the described 3rd are provided between dividing plate (12) and the 3rd air-duct clapboard (13) and in air outlet (17) downside Exhaust fan (181) is provided between air-duct clapboard (13) and housing (1) left side wall and in return air inlet (18) downside.
3. according to the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate described in claim 2, it is characterised in that first air channel Electrostatic filter (161) and high efficiency particulate air filter (162), institute are from top to bottom provided between dividing plate (11) and the second air-duct clapboard (12) State exhaust fan (181) upside and be provided with roughing efficiency air filter (182) in return air inlet (18) downside.
4. according to the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate described in claim 3, it is characterised in that second air channel Reheater (8), the reheater are provided between dividing plate (12) and the 3rd air-duct clapboard (13) and in breeze fan (171) upside (8) two-port correspondence is connected with the 3rd water inlet pipe and the 3rd return pipe, or the two-port of reheater (8) passes through connecting tube and water The secondary side two-port concatenation of cool condenser (5).
5. according to the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate described in claim 4, it is characterised in that first air channel It is provided with for opening and closing fresh wind port (16) between dividing plate (11) and the second air-duct clapboard (12) and in electrostatic filter (161) upside The first air-valve (163), the housing (1) is internal and corresponding with exhaust outlet (19) position is provided with for opening and closing exhaust outlet (19) The second air-valve (191), on first air-duct clapboard (11) and in high efficiency particulate air filter (162) downside be provided with the 3rd air-valve (111)。
6. according to the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate described in claim 5, it is characterised in that second air channel The 4th air-valve (121) is provided with dividing plate (12) and in high efficiency particulate air filter (162) downside.
7. according to the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate described in claim 6, it is characterised in that also including respectively with Compressor (4), breeze fan (171), exhaust fan (181), the first air-valve (163), the second air-valve (191), the 3rd air-valve (111) and the 4th air-valve (121) electrical connection control device.
8. according to the double low-temperature receiver heat recovery fresh air units of a kind of pair of plate described in claim any one of 1-7, it is characterised in that described Compressor (4) is frequency-changeable compressor;Water-collecting tray (9) is provided with the downside of the evaporator (6) and surface cooler (7).
CN201710219289.XA 2017-04-06 2017-04-06 A kind of pair of double low-temperature receiver heat recovery fresh air units of plate Pending CN106871395A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201800009790A1 (en) * 2018-10-25 2020-04-25 Poloplasma Srl AIR PURIFICATION SYSTEM IN A VENTILATION SYSTEM WITH CONTROLLED OUTLET

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201800009790A1 (en) * 2018-10-25 2020-04-25 Poloplasma Srl AIR PURIFICATION SYSTEM IN A VENTILATION SYSTEM WITH CONTROLLED OUTLET

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