CN205425164U - Air handling unit - Google Patents

Air handling unit Download PDF

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Publication number
CN205425164U
CN205425164U CN201521036799.6U CN201521036799U CN205425164U CN 205425164 U CN205425164 U CN 205425164U CN 201521036799 U CN201521036799 U CN 201521036799U CN 205425164 U CN205425164 U CN 205425164U
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air
heat exchanger
conditioning heat
cabinet
valve
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张勇
秦泗月
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张勇
秦泗月
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Abstract

The utility model belongs to the technical field of air treatment, especially, relate to an air handling unit. The load simulator comprises a case, machine case one end is left respectively and is provided with fresh wind port and return air inlet, the machine case other end is provided with the supply -air outlet, the machine incasement is provided with can be with the unit fan of wind from fresh wind port and the mixed suction unit of return air inlet, be provided with early effect filters between machine incasement unit fan and fresh wind port and the return air inlet, be provided with the medium effeciency filter between unit fan and the supply -air outlet, be provided with the first air conditioner heat exchanger that is located quick -witted incasement between early effect filters and the unit fan, be provided with the second air conditioner heat exchanger of the heating that is located quick -witted incasement between medium effeciency filter and the unit fan, second air conditioner heat exchanger connects in parallel to have through the pipeline and is located the outer third air conditioner heat exchanger of quick -witted case. The utility model has the advantages of: energy -conserving high -efficient, the heat recovery rate is high.

Description

A kind of air-treatment unit
Technical field
This utility model belongs to air-treatment technical field, especially relates to a kind of air-treatment unit.
Background technology
The wind of general refrigeration system processes unit, and the low-temperature receiver of air-conditioning is only utilized by summer, and the thermal source of air-conditioning is fed directly to air, cause the consuming of the energy, cause world environments temperature to raise, and the heating in winter is uneven in temperature, humiture is poor, wastes substantial amounts of power supply during humidification.And from design theory, airduct assemble and the selection of auxiliary thermal source and equipment all will affect the consuming of the energy.This technology is mainly the saving of the energy, made full use of by the air conditioner cold-heat source of air-conditioning, rational airduct designs and auxiliary thermal source, the energy of waste is all made full use of by the selection of auxiliary equipment, thus reaches more efficient, and the green air more meeting national energy-saving standard processes unit.
The connection of air-treatment unit airduct directly influences the humiture of indoor, and in air-treatment unit field now, the most energy-conservation, not efficient airduct connects will cause substantial amounts of energy loss, but also not reaching effect, such as dehumidifier fresh wind port first carries out cool-down dehumidification, then mixes cool-down dehumidification again with return air, the most i.e. increase the load of air-conditioning, do not reach again required effect on moisture extraction.
In order to improve prior art, people have carried out long-term exploration, it is proposed that various solutions.Such as, Chinese patent literature discloses a kind of air-treatment unit [application number: CN201520205966.9, including: shell, mounting shell, multiple support member and multiple roller, on the lower surface of the base plate that mounting shell is fixed on shell, and mounting shell forms installation cavity with base plate, the diapire of mounting shell is provided with multiple supported hole and multiple wheel bore;Multiple support members are positioned at installation cavity, and are oppositely arranged with multiple supported holes, the extended supported hole of support member, to adjust the height of air-treatment unit;Multiple rollers are positioned at installation cavity, and are oppositely arranged with multiple wheel bore, the extended wheel bore of roller.
Although such scheme to some extent solves the deficiencies in the prior art, but the most energy-conservation, the most efficiently, global design is the most reasonable.
Utility model content
The purpose of this utility model is for the problems referred to above, it is provided that a kind of reasonable in design, simple in construction and energy-conservation air-treatment unit.
nullFor reaching above-mentioned purpose,This utility model have employed following technical proposal: this utility model provides a kind of air-treatment unit,Including cabinet,Described cabinet one end is offered respectively and is equipped with fresh wind port and return air inlet,The cabinet other end is provided with air outlet,It is provided with wind in described cabinet from fresh wind port and the unit blower fan of return air inlet mixing suction,It is provided with roughing efficiency air filter between fresh wind port and return air inlet in described unit blower fan cabinet,It is provided with medium effeciency filter between described unit blower fan and air outlet,The the first air-conditioning heat exchanger being positioned at cabinet it is provided with between described roughing efficiency air filter and unit blower fan,The second air-conditioning heat exchanger of the heating being positioned at cabinet it is provided with between described medium effeciency filter and unit blower fan,The second described air-conditioning heat exchanger is parallel with the 3rd air-conditioning heat exchanger being positioned at outside cabinet by pipeline,The first described air-conditioning heat exchanger is in series with the second air-conditioning heat exchanger and the 3rd air-conditioning heat exchanger respectively by four-way change-over valve respectively;
It is provided with regulation by the second air-conditioning heat exchanger and the proportion adjustment system of the 3rd air-conditioning heat exchanger refrigerant amount in described cabinet and outdoor unit, described proportion adjustment system is connected with controlling organization, the first temperature-humidity detecting device it is provided with at described fresh wind port, the second temperature-humidity detecting device at described return air inlet, the first described air-conditioning heat exchanger, the surface of the second air-conditioning heat exchanger and the 3rd air-conditioning heat exchanger is respectively arranged with the 3rd temperature-humidity detecting device, 4th temperature-humidity detecting device and five temperature-humidity detecting devices, described controlling organization respectively with the first temperature-humidity detecting device, second temperature-humidity detecting device, 3rd temperature-humidity detecting device, 4th temperature-humidity detecting device and the 5th temperature-humidity detecting device are connected.
nullA kind of air-treatment unit of the present utility model,Including cabinet,Described cabinet one end has fresh wind port and return air inlet,The cabinet other end is provided with air outlet,It is provided with wind in described cabinet from fresh wind port and the unit blower fan of return air inlet mixing suction,It is provided with, between described unit blower fan and fresh wind port and return air inlet, the roughing efficiency air filter being positioned at cabinet,It is provided with medium effeciency filter between described unit blower fan and air outlet,The the first air-conditioning heat exchanger being positioned at cabinet it is provided with between described roughing efficiency air filter and unit blower fan,The second air-conditioning heat exchanger of the heating being positioned at cabinet it is provided with between described medium effeciency filter and unit blower fan,The second described air-conditioning heat exchanger is parallel with the 3rd air-conditioning heat exchanger being positioned at outside cabinet by pipeline,The first described air-conditioning heat exchanger is in series with the second air-conditioning heat exchanger and the 3rd air-conditioning heat exchanger respectively;
It is provided with regulation by the second air-conditioning heat exchanger and the proportion adjustment system of the refrigerant amount of the 3rd air-conditioning heat exchanger in described cabinet and outdoor unit, described proportion adjustment system is connected with controlling organization, the first temperature-humidity detecting device it is provided with at described fresh wind port, the second temperature-humidity detecting device at described return air inlet, the first described air-conditioning heat exchanger, the surface of the second air-conditioning heat exchanger and the 3rd air-conditioning heat exchanger is respectively arranged with the 3rd temperature-humidity detecting device, 4th temperature-humidity detecting device and five temperature-humidity detecting devices, described controlling organization respectively with the first temperature-humidity detecting device, second temperature-humidity detecting device, 3rd temperature-humidity detecting device, 4th temperature-humidity detecting device and five temperature-humidity detecting devices are connected.
Further, first throttle element and second section fluid element it is in series with between first air-conditioning heat exchanger and the second air-conditioning heat exchanger, it is parallel with bypass line on described second section fluid element, the first electromagnetic valve it is provided with on described bypass line, being provided with the second electromagnetic valve between described first throttle element and second section fluid element, described second section fluid element opposite side connects the first check valve.
Further, blower fan water tank it is provided with in described cabinet, described blower fan water tank is connected with humidifier and is provided with heat exchange device in blower fan water tank, described heat exchange device is connected with first throttle element and the first air-conditioning heat exchanger respectively, it is parallel with bypass line on described heat exchange device, the 3rd electromagnetic valve it is provided with on described bypass line, it is provided with the two the first check valves between described first throttle element and heat exchange device, between described the first air-conditioning heat exchanger and heat exchange device, is provided with the 4th electromagnetic valve.
Further, described proportion adjustment system includes the 3rd ratio adjusting valve that heat exchanger tube one end of the second ratio adjusting valve that the heat exchanger tube other end of the first ratio adjusting valve being connected with heat exchanger tube one end of the second air-conditioning heat exchanger and the second air-conditioning heat exchanger is connected and the 3rd air-conditioning heat exchanger is connected and the 4th ratio adjusting valve that the heat exchanger tube other end with the 3rd air-conditioning heat exchanger is connected.
Further, it is provided with first throttle element, the 5th electromagnetic valve, the second two-position three way magnetic valve, compressor between described first air-conditioning heat exchanger and the 3rd air-conditioning heat exchanger, between described second air-conditioning heat exchanger and the 3rd air-conditioning heat exchanger, is provided with the 4th electromagnetic valve, heat exchange device, the first check valve and second section fluid element;
It is parallel with bypass line on described second section fluid element, the side of described bypass line connects the second check valve, the opposite side of described bypass line connects the first two-position three way magnetic valve, is provided with the 5th electromagnetic valve between described first throttle element and second section fluid element;Air inlet and the first air-conditioning heat exchanger of described compressor are provided with the second two-position three way magnetic valve;
Blower fan water tank it is provided with in described cabinet, described blower fan water tank is connected with humidifier and is provided with heat exchange device in blower fan water tank, described heat exchange device is connected with second section fluid element and the second air-conditioning heat exchanger respectively, it is parallel with bypass line on described heat exchange device, it is provided with ratio adjusting valve on described bypass line, it is provided with the two the first check valves between described first throttle element and heat exchange device, between described the first air-conditioning heat exchanger and heat exchange device, is provided with the 4th electromagnetic valve.
Further, the water fender between the first air-conditioning heat exchanger and unit blower fan it is provided with in described cabinet, dash space is formed between described water fender and the first air-conditioning heat exchanger, being provided with drip tray in described dash space, described drip tray is communicated with the external world by condensate draining pipe.
Further, new wind electrodynamic valve it is provided with at described fresh wind port, return air electrodynamic valve it is provided with at described return air inlet, air-supply electrodynamic valve it is provided with at described air outlet, described new wind electrodynamic valve, return air electrodynamic valve are connected with controlling organization respectively with air-supply electrodynamic valve, it is provided with air speed measuring apparatus at described air outlet, being provided with detecting the pressure differential detection mechanism of pressure reduction between roughing efficiency air filter and medium effeciency filter in described cabinet, described air speed measuring apparatus is connected with controlling organization respectively with pressure differential detection mechanism;Each section of wind processing system of described cabinet is provided with detection hole.
Further, described first air-conditioning heat exchanger, being provided with ancillary heating equipment between the second air-conditioning heat exchanger and the 3rd air-conditioning heat exchanger, described second air-conditioning heat exchanger is provided above controlling the air quantity bypass air-valve by the second air-conditioning heat exchanger.
Further, described ancillary heating equipment is auxiliary steam heater or auxiliary electricity auxiliary heating apparatus.
Beneficial effect: this utility model is energy-efficient, global design is reasonable, simple in construction.The band four-way change-over valve scope of application in integrated mill, small-sized household air-conditioning, office building, office building, market, and all of constant-temperature constant-humidity air-conditioner.And band two position three-way valve with regard to the little air-conditioning of inapplicable domestic.
Compared with prior art, the advantage of this air-treatment unit is:
(1) by new for room wind and return air when without any process, carried out mixed once, before new wind mixes with return air, new wind electrodynamic valve, return air electrodynamic valve control intake, thus control the new wind required for dehumidifying room and the proportioning of return air, deliver in room so that reaching qualified air;
(2) from energy-conservation angle, air conditioner cold-heat source is used by this air-treatment unit, can not only be made full use of by heat exchanger in air-treatment unit case, and be recycled by the heat that the outdoor heat exchanger of air-conditioning distributes.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment 1;
Fig. 2 is total principle assumption diagram of this utility model embodiment 1;
Fig. 3 is the summer operation principle assumption diagram of this utility model embodiment 1;
Fig. 4 is the operation principle structure chart in winter of this utility model embodiment 1;
Fig. 5 is the structural representation of this utility model embodiment 2;
Fig. 6 is total principle assumption diagram of this utility model embodiment 2;
Fig. 7 is the work in the winter structural representation without humidification of this utility model embodiment 2;
Fig. 8 is the summer operation principle assumption diagram of this utility model embodiment 2;
Fig. 9 is the structural representation that winter, work strip humidified of this utility model embodiment 3;
In figure, 1 cabinet, 2 fresh wind ports, 3 return air inlets, 4 air outlets, 5 unit blower fans, 6 roughing efficiency air filters, 7 medium effeciency filters, 8 first air-conditioning heat exchangers, 9 second air-conditioning heat exchangers, 10 the 3rd air-conditioning heat exchangers, 11 four-way change-over valves, 12 first ratio adjusting valves, 13 second ratio adjusting valves, 14 the 3rd ratio adjusting valves, 15 the 4th ratio adjusting valves, 16 first throttle elements, 17 second section fluid elements, 18 first electromagnetic valves, 19 second electromagnetic valves, 20 first check valves, 21 heat exchange devices, 22 the 3rd electromagnetic valves, 23 second check valves, 24 the 4th electromagnetic valves, 25 water fenders, 26 second two-position three way magnetic valves, 27 compressors, 28 the 5th electromagnetic valves, 29 second check valves, 30 first two-position three way magnetic valves, 31 outdoor units.
Detailed description of the invention
Following example only exist in illustrative purpose rather than want to limit scope of the present utility model.
Embodiment 1
nullAs shown in Figures 1 to 4,A kind of air-treatment unit of the present utility model,Including cabinet 1,Described cabinet 1 one end has fresh wind port 2 and return air inlet 3,Cabinet 1 other end is provided with air outlet 4,It is provided with mixing wind from fresh wind port 2 and return air inlet 3 the unit blower fan 5 of suction in described cabinet 1,The roughing efficiency air filter 6 being positioned at cabinet 1 it is provided with between described unit blower fan 5 and fresh wind port 2 and return air inlet 3,It is provided with medium effeciency filter 7 between described unit blower fan 5 and air outlet 4,The the first air-conditioning heat exchanger 8 being positioned at cabinet 1 it is provided with between described roughing efficiency air filter 6 and unit blower fan 5,The second air-conditioning heat exchanger 9 of the heating being positioned at cabinet 1 it is provided with between described medium effeciency filter 7 and unit blower fan 5,The second described air-conditioning heat exchanger 9 is parallel with the 3rd air-conditioning heat exchanger 10 being positioned at outside cabinet 1 by pipeline,The first described air-conditioning heat exchanger 8 is in series with the second air-conditioning heat exchanger 9 and the 3rd air-conditioning heat exchanger 10 respectively by four-way change-over valve 11 respectively,
It is provided with regulation by the second air-conditioning heat exchanger 9 and proportion adjustment system of the 3rd air-conditioning heat exchanger 10 refrigerant amount in described cabinet 1 and outdoor unit 31, described proportion adjustment system is connected with controlling organization, it is provided with the first temperature-humidity detecting device at described fresh wind port 2, described the second temperature-humidity detecting device at return air inlet 3, the first described air-conditioning heat exchanger 8, the surface of the second air-conditioning heat exchanger 9 and the 3rd air-conditioning heat exchanger 10 is respectively arranged with the 3rd temperature-humidity detecting device, 4th temperature-humidity detecting device and five temperature-humidity detecting devices, described controlling organization respectively with the first temperature-humidity detecting device, second temperature-humidity detecting device, 3rd temperature-humidity detecting device, 4th temperature-humidity detecting device and the 5th temperature-humidity detecting device are connected.
Described proportion adjustment system includes the 3rd ratio adjusting valve 14 that the second ratio adjusting valve 13 that the heat exchanger tube other end of the first ratio adjusting valve 12 and the second air-conditioning heat exchanger 9 being connected with heat exchanger tube one end of the second air-conditioning heat exchanger 9 is connected is connected and the 4th ratio adjusting valve 15 that the heat exchanger tube other end with the 3rd air-conditioning heat exchanger 10 is connected with heat exchanger tube one end of the 3rd air-conditioning heat exchanger 10.
It is in series with first throttle element 16 and second section fluid element 17 between first air-conditioning heat exchanger 8 and the second air-conditioning heat exchanger 9, it is parallel with bypass line on described second section fluid element 17, the first electromagnetic valve 18 it is provided with on described bypass line, being provided with the second electromagnetic valve 19 between described first throttle element 16 and second section fluid element 17, described second section fluid element 17 opposite side connects the first check valve 20.
It is provided with blower fan water tank in described cabinet 1, described blower fan water tank is connected with humidifier and is provided with heat exchange device 21 in blower fan water tank, described heat exchange device 21 is connected with first throttle element 16 and the first air-conditioning heat exchanger 8 respectively, it is parallel with bypass line on described heat exchange device 21, the 3rd electromagnetic valve 22 it is provided with on described bypass line, it is provided with the two the first check valves 23 between described first throttle element 16 and heat exchange device 21, between described the first air-conditioning heat exchanger 8 and heat exchange device 21, is provided with the 4th electromagnetic valve 24.
The water fender 25 between the first air-conditioning heat exchanger 8 and unit blower fan 5 it is provided with in described cabinet 1, dash space is formed between described water fender 25 and the first air-conditioning heat exchanger 8, being provided with drip tray in described dash space, described drip tray is communicated with the external world by condensate draining pipe.
New wind electrodynamic valve it is provided with at described fresh wind port 2, it is provided with return air electrodynamic valve at described return air inlet 3, it is provided with air-supply electrodynamic valve at described air outlet 4, described new wind electrodynamic valve, return air electrodynamic valve are connected with controlling organization respectively with air-supply electrodynamic valve, it is provided with air speed measuring apparatus at described air outlet 4, being provided with detecting the pressure differential detection mechanism of pressure reduction between roughing efficiency air filter 6 and medium effeciency filter 7 in described cabinet 1, described air speed measuring apparatus is connected with controlling organization respectively with pressure differential detection mechanism;Each section of wind processing system of described cabinet is provided with detection hole.
Being provided with ancillary heating equipment between described first air-conditioning heat exchanger the 8, second air-conditioning heat exchanger 9 and the 3rd air-conditioning heat exchanger 10, described second air-conditioning heat exchanger 9 is provided above controlling the air quantity bypass air-valve by the second air-conditioning heat exchanger 9.
Described ancillary heating equipment is auxiliary electricity auxiliary heating apparatus.
The band four-way change-over valve scope of application in integrated mill, small-sized household air-conditioning, office building, office building, market, and all of constant-temperature constant-humidity air-conditioner.
Summer operation principle of the present utility model:
Outdoor new wind carries out mixed once with return air inlet 3 by unit blower fan 5 suction through fresh wind port 2, formed and mix wind uniformly, chalk dust removing is removed through roughing efficiency air filter 6, bulky grain thing, foreign material, then processed wind carries out cool-down dehumidification by the first air-conditioning heat exchanger 8, the water yield of the wind from roughing efficiency air filter 6 is sufficiently condensed, the water of condensation is left in the drip tray that wind processes cabinet by the wind after condensation through water fender 25, and water flow to outside unit along condensate draining pipe;From water fender 25 saturated Cryogenic air out, heat through the second air-conditioning heat exchanger 9 under the promotion of unit blower fan 5.Wherein when the second air-conditioning heat exchanger 9 full-power work, the 3rd ratio adjusting valve 14 and the 4th ratio adjusting valve 15 are in the state of closedown, and cold-producing medium is dispelled the heat by the second air-conditioning heat exchanger 9 completely;When being not in full load and running, first ratio adjusting valve 12 and the 3rd ratio adjusting valve 14 are shown in a fully open operation, second ratio adjusting valve 13 and the 4th ratio adjusting valve 15 are by automatically controlled, change cold-producing medium by the second ratio adjusting valve 13 and flow proportional of the 3rd air-conditioning heat exchanger 10, regulate the heat dissipation capacity of the second air-conditioning heat exchanger 9, thus form the wind meeting workshop relative humidity requirement.Each end of room is delivered to through air outlet 4, wind supply quantity according to room design, wind flow is regulated by each electrodynamic valve, constantly carry out next circulation, wherein, the size of first air-conditioning heat exchanger the 8, second air-conditioning heat exchanger 9 and the 3rd air-conditioning heat exchanger 10 refrigerated medium heat is by air-supply humiture being detected, and return air humiture, the humiture co-controlling of heat exchanger surface operates.
Winter of the present utility model operation principle:
Changed the flow direction of cold-producing medium by four-way change-over valve 11, the first air-conditioning heat exchanger 8 becomes the heat exchanger of heat release and is carried out mixed once with indoor return air mouth 3 by unit blower fan 5 suction through fresh wind port 2 by the new wind in outdoor, is formed and mixes wind uniformly.Removing chalk dust removing, bulky grain thing, foreign material through roughing efficiency air filter 6, then processed wind is heated by the first air-conditioning heat exchanger 8, and the first air-conditioning heat exchanger 8 becomes the heat exchanger of heat release.Then the water being mingled with by quick moving air through water fender 25 intercepts in drip tray, form the air of the humiture meeting room requirement, under the power of unit blower fan 5, through pent second air-conditioning heat exchanger 9, again through medium effeciency filter 7, remove small particulate matter, deliver to each end of room eventually through air outlet 4, then carry out next cyclic process by return air duct.Wherein, when by the air themperature of the first air-conditioning heat exchanger 8 higher time, second ratio adjusting valve 13 and the 4th ratio adjusting valve 15 are in standard-sized sheet, by automatically controlled, change the first ratio adjusting valve 12 and aperture ratio of the 3rd ratio adjusting valve 14, control cold-producing medium and flow through the second air-conditioning heat exchanger 9 and flow of the 3rd air-conditioning heat exchanger 10, thus control the temperature in room;During duty, the first ratio adjusting valve 12 and the second ratio adjusting valve 13 are in full-shut position, and cold-producing medium only carries out the temperature absorbing heat in conditioning chamber by the 3rd air-conditioning heat exchanger 10.When temperature is higher, by controlling the frequency of compressor electric motor input, regulate the size of temperature.The bypass line of the heat exchange device 21 connected with the first air-conditioning heat exchanger 8 when humidification is closed, heat exchange device 21 enters duty, purified water inside the blower fan water tank of heating proportioning, then the water after the small pump by being furnished with will heat is delivered to assist in the humidifier of warming and humidifying, then carries out indoor humidity control.
Embodiment 2
As shown in Fig. 5 to Fig. 8, a kind of air-treatment unit of the present utility model, including cabinet 1, described cabinet 1 one end has fresh wind port 2 and return air inlet 3, cabinet 1 other end is provided with air outlet 4, is provided with wind from fresh wind port 2 and return air inlet 3 in described cabinet 1;The unit blower fan 5 of mixing suction, the roughing efficiency air filter 6 being positioned at cabinet 1 it is provided with between described unit blower fan 5 and fresh wind port 2 and return air inlet 3, it is provided with medium effeciency filter 7 between described unit blower fan 5 and air outlet 4, the the first air-conditioning heat exchanger 8 being positioned at cabinet 1 it is provided with between described roughing efficiency air filter 6 and unit blower fan 5, the second air-conditioning heat exchanger 9 of the heating being positioned at cabinet 1 it is provided with between described medium effeciency filter 7 and unit blower fan 5, the second described air-conditioning heat exchanger 9 is parallel with the 3rd air-conditioning heat exchanger 10 being positioned at outside cabinet 1 by pipeline, the first described air-conditioning heat exchanger 8 is in series with the second air-conditioning heat exchanger 9 and the 3rd air-conditioning heat exchanger 10 respectively;
It is provided with regulation by the second air-conditioning heat exchanger 9 and proportion adjustment system of the 3rd air-conditioning heat exchanger 10 refrigerant amount in described cabinet 1 and outdoor unit 31, described proportion adjustment system is connected with controlling organization, it is provided with the first temperature-humidity detecting device at described fresh wind port 2, described the second temperature-humidity detecting device at return air inlet 3, the first described air-conditioning heat exchanger 8, the surface of the second air-conditioning heat exchanger 9 and the 3rd air-conditioning heat exchanger 10 is respectively arranged with the 3rd temperature-humidity detecting device, described controlling organization respectively with the first temperature-humidity detecting device, second temperature-humidity detecting device, 3rd temperature-humidity detecting device, 4th temperature-humidity detecting device and the 5th temperature-humidity detecting device are connected;
It is provided with first throttle element the 16, the 5th electromagnetic valve the 28, second two-position three way magnetic valve 26, compressor 27 between described first air-conditioning heat exchanger 8 and the 3rd air-conditioning heat exchanger 10, between described second air-conditioning heat exchanger 9 and the 3rd air-conditioning heat exchanger 10, is provided with electromagnetic valve 3, heat exchange device the 21, first check valve 23 and second section fluid element 17;
It is parallel with bypass line on described second section fluid element 17, the side of described bypass line connects the second check valve 29, the opposite side of described bypass line connects the first two-position three way magnetic valve 30, is provided with the 5th electromagnetic valve 28 between described first throttle element 16 and second section fluid element 17;Air inlet and the first air-conditioning heat exchanger 8 of described compressor 27 are provided with the second two-position three way magnetic valve 26.
Described proportion adjustment system includes the 3rd ratio adjusting valve 14 that the second ratio adjusting valve 13 that the heat exchanger tube other end of the first ratio adjusting valve 12 and the second air-conditioning heat exchanger 9 being connected with heat exchanger tube one end of the second air-conditioning heat exchanger 9 is connected is connected and the 4th ratio adjusting valve 15 that the heat exchanger tube other end with the 3rd air-conditioning heat exchanger 10 is connected with heat exchanger tube one end of the 3rd air-conditioning heat exchanger 10.
It is in series with first throttle element 16 and second section fluid element 17 between first air-conditioning heat exchanger 8 and the second air-conditioning heat exchanger 9, it is parallel with bypass line on described second section fluid element 17, the first electromagnetic valve 18 it is provided with on described bypass line, being provided with the second electromagnetic valve 19 between described first throttle element 16 and second section fluid element 17, described second section fluid element 17 opposite side connects the first check valve 20.
It is provided with blower fan water tank in described cabinet 1, described blower fan water tank is connected with humidifier and is provided with heat exchange device 21 in blower fan water tank, described heat exchange device 21 is connected with second section fluid element 17 and the second air-conditioning heat exchanger 9 respectively, it is parallel with bypass line on described heat exchange device 21, ratio adjusting valve 12 it is provided with on described bypass line, it is provided with the second check valve 23 between described first throttle element 16 and heat exchange device 21, between described the first air-conditioning heat exchanger 8 and heat exchange device 21, is provided with the 4th electromagnetic valve 24.
The water fender 25 between the first air-conditioning heat exchanger 8 and unit blower fan 5 it is provided with in described cabinet 1, dash space is formed between described water fender 25 and the first air-conditioning heat exchanger 8, being provided with drip tray in described dash space, described drip tray is communicated with the external world by condensate draining pipe.
New wind electrodynamic valve it is provided with at described fresh wind port 2, it is provided with return air electrodynamic valve at described return air inlet 3, it is provided with air-supply electrodynamic valve at described air outlet 4, described new wind electrodynamic valve, return air electrodynamic valve are connected with controlling organization respectively with air-supply electrodynamic valve, it is provided with air speed measuring apparatus at described air outlet 4, being provided with detecting the pressure differential detection mechanism of pressure reduction between roughing efficiency air filter 6 and medium effeciency filter 7 in described cabinet 1, described air speed measuring apparatus is connected with controlling organization respectively with pressure differential detection mechanism;Each section of wind processing system of described cabinet is provided with detection hole.
Being provided with ancillary heating equipment between described first air-conditioning heat exchanger the 8, second air-conditioning heat exchanger 9 and the 3rd air-conditioning heat exchanger 10, described second air-conditioning heat exchanger 9 is provided above controlling the air quantity bypass air-valve by the second air-conditioning heat exchanger 9.
Described ancillary heating equipment is auxiliary steam heater.
And without cross valve with regard to the little air-conditioning of inapplicable domestic.
Cooling in summer working principle of said set of the present utility model:
According to schematic diagram 8, summer two-position three way magnetic valve 26,30 energisings, the second (10) of whole refrigeration system pipeline edge parallel connection, three (9) heat exchangers, then to two-position three way magnetic valve (30), arrive restricting element 16 again, finally arrive First Heat Exchanger 8, eventually pass back to compressor, carry out next cyclic process.First Heat Exchanger 8 now is refrigerated heat exchanger, and the 2nd 9, the 3rd 10 heat exchanger is heat release heat exchanger.The control principle of each ratio adjusting valve is same as in Example 1.
Winter refrigeration working principle of said set of the present utility model:
According to schematic diagram 7, winter, two-position three way magnetic valve broke 26,30 power-off, and now ratio adjusting valve 14 is closed, 5th electromagnetic valve 28 is in "on" position, system pipeline trend is, compressor 27 to ratio adjusting valve 13, the second heat exchanger 9, arrive ratio adjusting valve 22 again, again through two-position three way magnetic valve to restricting element 17, then to ratio adjusting valve 15, finally return to compressor to two two-position three way magnetic valves 26.Ratio adjusting valve 12,13,15 now is in opening.When humidification apparatus needs work, the 4th electromagnetic valve 24 energising is opened, and ratio adjusting valve 12 is closed accordingly, thus heats the normal-temperature water supply humidifier of heating water tank.
Embodiment 1 is with the difference of embodiment 2: such as Fig. 2 and Fig. 7, embodiment 1 four-way change-over valve commutates, and First Heat Exchanger becomes cold and hot general coil pipe, and the second heat exchanger is hot type coil pipe, and the 3rd heat exchanger is cold and hot general coil pipe;And embodiment 2 power on/off of two-position three way magnetic valve, it being only refrigerating coil by First Heat Exchanger coil pipe, and the second heat exchanger is heating coil, the 3rd heat exchanger is cold, hot two-purpose coil pipe.As shown in Figure 9, it is provided with blower fan water tank in cabinet 1 described in the utility model, described blower fan water tank is connected with humidifier and is provided with heat exchange device 21 in blower fan water tank, described heat exchange device 21 is connected with second section fluid element 17 and the second air-conditioning heat exchanger 9 respectively, it is parallel with bypass line on described heat exchange device 21, the 3rd electromagnetic valve 22 it is provided with on described bypass line, the the two the first check valves 23 it are provided with between described first throttle element 16 and heat exchange device 21, it is provided with the 4th electromagnetic valve 24 between described the first air-conditioning heat exchanger 8 and heat exchange device 21.
Air-treatment unit of the present utility model is at work through substantial amounts of data verification and debugging test, by new for room wind and return air when without any process, carried out mixed once, before new wind mixes with return air, new wind electrodynamic valve, return air electrodynamic valve control intake, thus control the new wind required for dehumidifying room and the proportioning of return air, deliver in room so that reaching qualified air;From energy-conservation angle, air conditioner cold-heat source is used by this air-treatment unit, can not only be made full use of by heat exchanger in air-treatment unit case, and the heat that the outdoor heat exchanger of air-conditioning distributes is recycled, energy-efficient, global design is reasonable, simple in construction.
Although the most more employing cabinet 1, fresh wind port 2, return air inlet 3, air outlet 4, unit blower fan 5, roughing efficiency air filter 6, medium effeciency filter 7, first air-conditioning heat exchanger 8, second air-conditioning heat exchanger 9, 3rd air-conditioning heat exchanger 10, four-way change-over valve 11, first ratio adjusting valve 12, second ratio adjusting valve 13, 3rd ratio adjusting valve 14, 4th ratio adjusting valve 15, first throttle element 16, second section fluid element 17, first electromagnetic valve 8, second electromagnetic valve 9, first check valve 20, heat exchange device 21, 3rd electromagnetic valve 22, second check valve 23, 4th electromagnetic valve 24, water fender 25 term such as grade, but it is not precluded from using the probability of other term.Use these terms to be only used to more easily and describe and explain essence of the present utility model;It is all contrary with this utility model spirit for being construed as any additional restriction.
Specific embodiment described herein is only to this utility model spirit explanation for example.Described specific embodiment can be made various amendment or supplements or use similar mode to substitute by this utility model person of ordinary skill in the field, but without departing from spirit of the present utility model or surmount scope defined in appended claims.

Claims (10)

  1. null1. an air-treatment unit,It is characterized in that: include cabinet (1),Described cabinet (1) one end has fresh wind port (2) and return air inlet (3),Cabinet (1) other end is provided with air outlet (4),It is provided with mixing wind from fresh wind port (2) and return air inlet (3) the unit blower fan (5) of suction in described cabinet (1),The roughing efficiency air filter (6) being positioned at cabinet (1) it is provided with between described unit blower fan (5) and fresh wind port (2) and return air inlet (3),It is provided with medium effeciency filter (7) between described unit blower fan (5) and air outlet (4),The the first air-conditioning heat exchanger (8) being positioned at cabinet (1) it is provided with between described roughing efficiency air filter (6) and unit blower fan (5),The second air-conditioning heat exchanger (9) of the heating being positioned at cabinet (1) it is provided with between described medium effeciency filter (7) and unit blower fan (5),The second described air-conditioning heat exchanger (9) is parallel with the 3rd air-conditioning heat exchanger (10) being positioned at cabinet (1) outward by pipeline,The first described air-conditioning heat exchanger (8) is in series with the second air-conditioning heat exchanger (9) and the 3rd air-conditioning heat exchanger (10) respectively by four-way change-over valve (11) respectively;
    nullIt is provided with regulation by the second air-conditioning heat exchanger (9) and the proportion adjustment system of the 3rd air-conditioning heat exchanger (10) refrigerant amount in described cabinet (1) and outdoor unit (31),Described proportion adjustment system is connected with controlling organization,Described fresh wind port (2) place is provided with the first temperature-humidity detecting device、Second temperature-humidity detecting device at described return air inlet (3) place,The first described air-conditioning heat exchanger (8)、The surface of the second air-conditioning heat exchanger (9) and the 3rd air-conditioning heat exchanger (10) is respectively arranged with the 3rd temperature-humidity detecting device、4th temperature-humidity detecting device and five temperature-humidity detecting devices,Described controlling organization respectively with the first temperature-humidity detecting device、Second temperature-humidity detecting device、3rd temperature-humidity detecting device、4th temperature-humidity detecting device and the 5th temperature-humidity detecting device are connected.
  2. Air-treatment unit the most according to claim 1, it is characterized in that: between the first air-conditioning heat exchanger (8) and the second air-conditioning heat exchanger (9), be in series with first throttle element (16) and second section fluid element (17), it is parallel with bypass line on described second section fluid element (17), the first electromagnetic valve (18) it is provided with on described bypass line, it is provided with the second electromagnetic valve (19) between described first throttle element (16) and second section fluid element (17), described second section fluid element (17) opposite side connects the first check valve (20).
  3. Air-treatment unit the most according to claim 1, it is characterized in that: in described cabinet (1), be provided with blower fan water tank, described blower fan water tank is connected with humidifier and is provided with heat exchange device (21) in blower fan water tank, described heat exchange device (21) is connected with first throttle element (16) and the first air-conditioning heat exchanger (8) respectively, it is parallel with bypass line on described heat exchange device (21), the 3rd electromagnetic valve (22) it is provided with on described bypass line, the the two the first check valves (23) it are provided with between described first throttle element (16) and heat exchange device (21), it is provided with the 4th electromagnetic valve (24) between described the first air-conditioning heat exchanger (8) and heat exchange device (21).
  4. null4. an air-treatment unit,It is characterized in that: include cabinet (1),Described cabinet (1) one end has fresh wind port (2) and return air inlet (3),Cabinet (1) other end is provided with air outlet (4),It is provided with mixing wind from fresh wind port (2) and return air inlet (3) the unit blower fan (5) of suction in described cabinet (1),The roughing efficiency air filter (6) being positioned at cabinet (1) it is provided with between described unit blower fan (5) and fresh wind port (2) and return air inlet (3),It is provided with medium effeciency filter (7) between described unit blower fan (5) and air outlet (4),The the first air-conditioning heat exchanger (8) being positioned at cabinet (1) it is provided with between described roughing efficiency air filter (6) and unit blower fan (5),The second air-conditioning heat exchanger (9) of the heating being positioned at cabinet (1) it is provided with between described medium effeciency filter (7) and unit blower fan (5),The second described air-conditioning heat exchanger (9) is parallel with the 3rd air-conditioning heat exchanger (10) being positioned at cabinet (1) outward by pipeline,The first described air-conditioning heat exchanger (8) is in series with the second air-conditioning heat exchanger (9) and the 3rd air-conditioning heat exchanger (10) respectively;
    nullIt is provided with regulation by the second air-conditioning heat exchanger (9) and the proportion adjustment system of the refrigerant amount of the 3rd air-conditioning heat exchanger (10) in described cabinet (1) and outdoor unit (31),Described proportion adjustment system is connected with controlling organization,Described fresh wind port (2) place is provided with the first temperature-humidity detecting device、Second temperature-humidity detecting device at described return air inlet (3) place,The first described air-conditioning heat exchanger (8)、The surface of the second air-conditioning heat exchanger (9) and the 3rd air-conditioning heat exchanger (10) is respectively arranged with the 3rd temperature-humidity detecting device、4th temperature-humidity detecting device and five temperature-humidity detecting devices,Described controlling organization respectively with the first temperature-humidity detecting device、Second temperature-humidity detecting device、3rd temperature-humidity detecting device、4th temperature-humidity detecting device and five temperature-humidity detecting devices are connected.
  5. 5. according to the air-treatment unit described in claim 1 or 4, it is characterised in that: described proportion adjustment system includes the 3rd ratio adjusting valve (14) that the second ratio adjusting valve (13) that the first ratio adjusting valve (12) being connected with heat exchanger tube one end of the second air-conditioning heat exchanger (9) is connected is connected with heat exchanger tube one end of the 3rd air-conditioning heat exchanger (10) and the 4th ratio adjusting valve (15) that the heat exchanger tube other end with the 3rd air-conditioning heat exchanger (10) is connected with the heat exchanger tube other end of the second air-conditioning heat exchanger (9).
  6. Air-treatment unit the most according to claim 4, it is characterized in that: be provided with first throttle element (16), the 5th electromagnetic valve (28), the second two-position three way magnetic valve (26), compressor (27) between described first air-conditioning heat exchanger (8) and the 3rd air-conditioning heat exchanger (10), between described second air-conditioning heat exchanger (9) and the 3rd air-conditioning heat exchanger (10), be provided with the 4th electromagnetic valve (24), heat exchange device (21), the first check valve (23) and second section fluid element (17);
    It is parallel with bypass line on described second section fluid element (17), the side of described bypass line connects the second check valve (29), the opposite side of described bypass line connects the first two-position three way magnetic valve (30), is provided with the 5th electromagnetic valve (28) between described first throttle element (16) and second section fluid element (17);Air inlet and the first air-conditioning heat exchanger (8) of described compressor (27) are provided with the second two-position three way magnetic valve (26);
    It is provided with blower fan water tank in described cabinet (1), described blower fan water tank is connected with humidifier and is provided with heat exchange device (21) in blower fan water tank, described heat exchange device (21) is connected with second section fluid element (17) and the second air-conditioning heat exchanger (9) respectively, it is parallel with bypass line on described heat exchange device (21), ratio adjusting valve (12) it is provided with on described bypass line, it is provided with the second check valve (23) between described first throttle element (16) and heat exchange device (21), it is provided with the 4th electromagnetic valve (24) between described the first air-conditioning heat exchanger (8) and heat exchange device (21).
  7. 7. according to the air-treatment unit described in claim 1 or 6, it is characterized in that: in described cabinet (1), be provided with the water fender (25) being positioned between the first air-conditioning heat exchanger (8) and unit blower fan (5), dash space is formed between described water fender (25) and the first air-conditioning heat exchanger (8), being provided with drip tray in described dash space, described drip tray is communicated with the external world by condensate draining pipe.
  8. 8. according to the air-treatment unit described in claim 1 or 4, it is characterized in that: described fresh wind port (2) place is provided with new wind electrodynamic valve, described return air inlet (3) place is provided with return air electrodynamic valve, described air outlet (4) place is provided with air-supply electrodynamic valve, described new wind electrodynamic valve, return air electrodynamic valve is connected with controlling organization respectively with air-supply electrodynamic valve, described air outlet (4) place is provided with air speed measuring apparatus, it is provided with detecting the pressure differential detection mechanism of pressure reduction between roughing efficiency air filter (6) and medium effeciency filter (7) in described cabinet (1), described air speed measuring apparatus is connected with controlling organization respectively with pressure differential detection mechanism;Each section of wind processing system of described cabinet is provided with detection hole.
  9. 9. according to the air-treatment unit described in claim 1 or 4, it is characterized in that: described first air-conditioning heat exchanger (8), be provided with ancillary heating equipment between the second air-conditioning heat exchanger (9) and the 3rd air-conditioning heat exchanger (10), described second air-conditioning heat exchanger (9) is provided above controlling the air quantity bypass air-valve by the second air-conditioning heat exchanger (9).
  10. Air-treatment unit the most according to claim 9, it is characterised in that: described ancillary heating equipment is auxiliary steam heater or auxiliary electricity auxiliary heating apparatus.
CN201521036799.6U 2015-12-14 2015-12-14 Air handling unit Active CN205425164U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105444267A (en) * 2015-12-14 2016-03-30 张勇 Air handling unit
CN112923541A (en) * 2021-03-22 2021-06-08 南京拓展科技有限公司 Device and method capable of simultaneously realizing energy conservation and high-precision temperature and humidity control

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105444267A (en) * 2015-12-14 2016-03-30 张勇 Air handling unit
CN105444267B (en) * 2015-12-14 2019-07-23 张勇 A kind of air-treatment unit
CN112923541A (en) * 2021-03-22 2021-06-08 南京拓展科技有限公司 Device and method capable of simultaneously realizing energy conservation and high-precision temperature and humidity control

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