CN204534885U - Pre-wet type outdoor air-conditioner - Google Patents
Pre-wet type outdoor air-conditioner Download PDFInfo
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- CN204534885U CN204534885U CN201520214819.8U CN201520214819U CN204534885U CN 204534885 U CN204534885 U CN 204534885U CN 201520214819 U CN201520214819 U CN 201520214819U CN 204534885 U CN204534885 U CN 204534885U
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Abstract
The pre-wet type outdoor air-conditioner of the utility model, relates to energy-conservation and technical field of energy utilization, particularly a kind of outdoor air-conditioner being applied to air conditioner industry.The utility model utilizes prewet chamber and heat exchange chamber to combine, summer make outdoor air enter outdoor surface cooler before the evaporation precooling of the first online moisture of water sieve after filtration, thus reduce the adiabatic condensation temperature of surface cooler inner refrigerant, make surface cooler surface heat exchanging temperature can lower than outdoor air dry-bulb temperature, thus improve refrigerating efficiency, reduce refrigeration power consumption; In the winter time, make outdoor clammy air carry anti-icing fluid and enter outdoor surface cooler, reduce the freezing point temperature of surface cooler outer surface, thus reduce surface cooler outer surface frosting situation, avoid the defrosting of heat pump main frame to shut down, improve heating efficiency.Utilize the dust in drainage screen filtration air and ash bits simultaneously, ensure that surface cooler outer surface cleans, improve heat exchange efficiency.
Description
Technical field
The utility model relates to energy-conservation and technical field of energy utilization, particularly a kind of outdoor air-conditioner being applied to air conditioner industry.
Background technology
Because air-cooled heat pump has flexible for installation, easy to use, plug and play, dual-use (cooling in summer winter heating) feature, it obtains application widely in daily life.No matter be that air-cooled heat pump all occupies very large proportion in small-sized distributing household air conditioning or large-scale centralized central air-conditioning.In summer, the outdoor surface cooler of air-cooled heat pump plays the effect of condenser, and by the heat exchange with outdoor air, the cold-producing medium in surface cooler changes liquid state into from gaseous state, releases heat to outdoor air.Because outside air temperature is higher, the minimum temperature of outdoor surface cooler can only drop to more than outdoor dry-bulb temperature, and surface cooler inner refrigerant condensation temperature raises, for kind of refrigeration cycle along with the rising of outdoor dry-bulb temperature, condensation temperature is higher, and refrigerating efficiency is lower.According to statistics, when outdoor temperature raise once, refrigerating efficiency will decline 5%, if therefore surface cooler surface heat exchanging temperature can be declined, then greatly can improve the refrigerating efficiency of air-cooled heat pump.And in the winter time, outdoor surface cooler changes evaporimeter into, by the heat exchange with outdoor air, the cold-producing medium in surface cooler is gaseous state by liquid state, and cold-producing medium evaporates the heat in absorption chamber outer air in surface cooler, is delivered in outdoor air by cold.Because outside air temperature is lower; therefore need could draw heat in air outdoor lower than outside air temperature for the evaporating temperature of cold-producing medium; when surface cooler hull-skin temperature is lower than zero degree; steam in outdoor air can be met and coldly be condensed in surface cooler outer surface; surface cooler outer surface there will be frost; cause surface cooler heat exchange efficiency to reduce aggravate frost further thus need repeatedly to shut down defrost, reduce heat pump heating efficiency and even make air-conditioner normally not use.
Meanwhile, the Cooling and Heat Source due to air-cooled heat pump is outdoor air, and outdoor surface cooler needs to be placed in outdoor environment, contacts always just can carry out heat exchange with outdoor air.Just because of under surface cooler is in outdoor environment for a long time, the various dust contained in outdoor air, ash bits very easily stick to surface cooler fin and copper pipe surface, increase the heat exchange thermal resistance of surface cooler, cause surface cooler heat exchange efficiency to decline and then cause the reduction of heat pump Energy Efficiency Ratio, power consumption increase.
In traditional evaporation refrigeration air-conditioning, air is by directly to contact with packing layer or by air-to-air heat exchanger indirect contact heat exchanger, thus temperature is lowered in processed space, in the air-conditioning of this type, direct contact type evaporative cooling will cause that processed air humidity is large, temperature is uncontrollable, can affect greatly after entering indoor environment to the humiture of indoor; And the heat exchanger volume of mediate contact indirect evaporation cooler is large, refrigerating efficiency is lower.In the air-conditioning system applying the new wind of direct evaporating-cooling or return air, change greatly due to outside humidity thus require again to carry out humidification or dehumidification treatments to the new wind after evaporative cooling, thus the requirement increased Systematical control, add initial cost.In the transpiration-cooled air-conditioning system of prolonged application, require to control indoor humidity toward contact, cause system complexity to increase, easily occur the situation of cisco unity malfunction.
Summary of the invention
The purpose of this utility model is to provide pre-wet type outdoor air-conditioner, reach reduce surface cooler inner refrigerant summer condensation temperature, improve the object reducing surface cooler outer surface frosting probability in refrigerating efficiency, winter, improve heating efficiency, simultaneously surface cooler outer surface cleanliness without any pollution, on room air situation without impact.
The purpose of this utility model is achieved by the following technical solution: pre-wet type outdoor air-conditioner, comprise housing, prewet chamber and heat exchange chamber is separated at described housing inner-use clapboard, main rolling rod is comprised in described chamber of prewetting, from rolling rod, drainage screen cloth, lower accepting water dish, scrubbing descaler, described heat exchange chamber comprises blower fan, compressor, surface cooler, upper accepting water dish, motor, be provided with air inlet and air outlet on the housing, described blower fan is axial flow blower, described air inlet is positioned at described in housing prewets on the housing side plate of side, chamber, described air outlet is positioned on the housing side plate of described heat exchange chamber side.
Further, described in prewet about chamber and heat exchange chamber and be set up in parallel, described blower fan is vertically fixed in housing by mounting bracket, near described air outlet side.
Further, described dividing plate is divided into upper spacer and lower clapboard, and described upper spacer side connects with described air inlet outward flange, and side connects with described surface cooler top edge.Described lower clapboard side connects with described surface cooler lower limb, and side connects with described lower accepting water dish outward flange.
Further, described upper accepting water dish is arranged on the bottom of surface cooler, is fixed in described housing by mounting bracket.
Further, the described main rod that rolls arranges rear portion, the upper spacer bottom of air inlet, the described top arranging the excellent bottom of main rolling, lower accepting water dish from the rod that rolls.
Further, described lower accepting water dish is arranged on the bottom of housing, near described air inlet side.
Further, described drainage screen cloth be arranged on main rolling rod and from rolling rod.
Further, described from rolling rod and install be immersed in the water body in described lower accepting water dish from the part drainage screen cloth rolling rod.
Further, described scrubbing descaler is arranged in lower accepting water dish, contacts with described drainage screen cloth.
Further, described motor is arranged on described enclosure interior, upper spacer top, is connected with described main rolling rod by belt.
Further, described surface cooler is arranged between described drainage screen cloth and described blower fan, and be fixed in described housing by mounting bracket, top edge connects with upper spacer side, and lower limb connects with lower clapboard side.
Further, described compressor, between described blower fan and described surface cooler, is fixed in described housing by support.
Further, described upper accepting water tray bottom pipe laying connects with described lower accepting water dish.
Further, the water body summer in described lower accepting water dish is room conditioning condensed water or running water, and winter is certain density anti-icing fluid.
To sum up content, pre-wet type outdoor air-conditioner described in the utility model, have employed the design in prewet chamber and heat exchange chamber.In summer, first water sieve net and then enter surface cooler heat exchange after filtration after outdoor air enters housing, the evaporation of water body on drainage screen cloth is first utilized to absorb the heat of the outdoor air entering housing, reduce the temperature of outdoor heat exchange air, thus reduce surface cooler heat-exchange temperature, reduce further the condensation temperature of surface cooler internal refrigeration storage agent, thus improve refrigerating efficiency.When at present not through precooling, the condensation temperature of cold-producing medium is higher than the dry-bulb temperature of outdoor air, and in the utility model, the condensation temperature of cold-producing medium can lower than the dry-bulb temperature of outdoor air higher than wet-bulb temperature, therefore refrigerating efficiency obviously promotes, can economize energy electric power greatly.In the winter time, first water sieve net and then enter surface cooler heat exchange after filtration after outdoor air enters housing, outdoor air is in the process flowing through drainage screen cloth, steam in outdoor air contacts with the anti-icing fluid on drainage screen cloth, and the air carrying anti-icing fluid drop is caught a cold and condenses in surface cooler outer surface in the process contacted with surface cooler.Now owing to there being anti-icing fluid to be attached to surface cooler outer surface, reduce the freezing point temperature of the steam on surface cooler outer surface, steam can not become condensed water be attached on surface cooler outer surface in the frosting of surface cooler outer surface.The heat of condensation discharged due to water vapor condensation improves the heat exchange efficiency of surface cooler after passing to surface cooler, add heat exchange amount.Surface cooler outer surface there will not be frost, and heat pump can not need to shut down defrost, substantially increases the heating efficiency of heat pump main frame.
Contact with drainage screen cloth after outdoor air enters chamber of prewetting, the impurity such as the dust in air and ash bits are attached on drainage screen cloth, air obtains filtration, air after filtration enters surface cooler again and surface cooler carries out heat exchange, surface cooler outer surface is without fouling, fouling phenomenon, heat exchange efficiency is improved, and again improves refrigerating efficiency.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Fig. 1 is the utility model structural representation;
In figure, housing 1, blower fan 2, compressor 3, surface cooler 4, upper spacer 5, lower clapboard 6, motor 7, belt 8, main rolling rod 9, from rolling rod 10, drainage screen cloth 11, upper accepting water dish 12, lower accepting water dish 13, drip tray tube connector 14, scrubbing descaler 15, air inlet 16, air outlet 17.
Double-lined arrow represents air-flow direction, and single lined arrows represents excellent rotation direction of rolling.
Detailed description of the invention
Below in conjunction with accompanying drawing pair and detailed description of the invention, the utility model is described in further detail:
Pre-wet type outdoor air-conditioner described in the utility model, comprise housing 1, prewet chamber and heat exchange chamber is separated at described housing 1 inner-use clapboard, main rolling rod 9 is comprised in described chamber of prewetting, from rolling rod 10, drainage screen cloth 11, lower accepting water dish 13, scrubbing descaler 15, described heat exchange chamber comprises blower fan 2, compressor 3, surface cooler 4, upper accepting water dish 12, motor 7, described housing 1 is provided with air inlet 16 and air outlet 17, described blower fan 2 is axial flow blower, described air inlet 16 is positioned at described in housing prewets on the housing side plate of side, chamber, described air outlet 17 is positioned on the housing side plate of described heat exchange chamber side.
Prewet about chamber and heat exchange chamber and be set up in parallel, blower fan 2 is vertically fixed in housing by mounting bracket, near air outlet 17 side.
Dividing plate is divided into upper spacer 5 and lower clapboard 6, and upper spacer 5 side connects with air inlet 16 outward flange, and side connects with surface cooler 4 top edge.Lower clapboard 6 side connects with surface cooler 4 lower limb, and side connects with lower accepting water dish 13 outward flange.
Upper accepting water dish 12 is arranged on the bottom of surface cooler 4, is fixed in housing 1 by mounting bracket.
The main rod 9 that rolls arranges rear portion, upper spacer 5 bottom of air inlet 16, arranges the top of excellent 9 bottoms of main rolling, lower accepting water dish 13 from the rod 10 that rolls.
Lower accepting water dish 13 is arranged on the bottom of housing 1, near air inlet 16 side.
Drainage screen cloth 11 be arranged on main rolling rod 9 and from rolling rod 10.
From rolling, rod 10 is immersed in the water body in lower accepting water dish 13 with the part drainage screen cloth 11 installed from rolling rod 10.
Scrubbing descaler 15 is arranged in lower accepting water dish 13, contacts with drainage screen cloth 11.
It is inner that motor 7 is arranged on housing 1, upper spacer 5 top, is connected with the main rod 9 that rolls by belt 8.
Surface cooler 4 is arranged between drainage screen cloth 9 and blower fan 2, is fixed in housing 1 by mounting bracket, and top edge connects with upper spacer 5 side, and lower limb connects with lower clapboard 6 side.
Compressor 3, between blower fan 2 and surface cooler 4, is fixed in housing 1 by support.
Drip tray tube connector 14 is installed bottom upper accepting water dish 12 connect with lower accepting water dish 13.
Be below embodiment:
Summer, first starting motor 7 drives belt 8 to operate, belt 8 drives main rolling rod 9 to rotate, main rolling rod 9 drives drainage screen cloth 11 mounted thereto to move in circles rotation, drainage screen cloth 11 drives and rotates from rolling rod 10, when drainage screen cloth 11 turns in lower accepting water dish 13, by the water body submergence in lower accepting water dish 13, soak.Water body in lower accepting water dish 13 can utilize room conditioning condensed water or directly adopt running water.
Start blower fan 2, outdoor air enters in housing 1 through air inlet 16, flow through drainage screen cloth 11, in the process flowing through drainage screen cloth 11, heat in moisture absorption air on drainage screen cloth 11 and evaporating, the dust in air and ash bits etc. are attached on the moisture film on drainage screen cloth 11, when drainage screen cloth 11 turns to scrubbing descaler 15 place, cleaned by scrubbing descaler 15, the drainage screen cloth 11 after clean is rotated further and air contact heat-exchanging.When being gathered in surface cooler 4 outer surface when containing moisture content in air and being more, can falling under gravity in upper accepting water dish 12, be flow in lower accepting water dish 13 by drip tray tube connector 14 and reuse.
Temperature decline after air flows through drainage screen cloth 11, humidity increase, then flow in surface cooler 2, and carry out heat exchange with the surface cooler 2 of high temperature, the condensation of refrigerant heat release in surface cooler 2, transfers heat to air.Because air themperature is lower, corresponding condensation temperature decreases.Compare not through the situation of precooling, the condensation temperature of cold-producing medium can lower than the dry-bulb temperature of outdoor air higher than wet-bulb temperature.
Enter after indoor user heat exchanger through cross valve after condensation of refrigerant heat release in surface cooler 2 and again enter compressor 3, again enter in surface cooler 2 after compressor 3 and complete kind of refrigeration cycle.
Air flows out housing 1 by air outlet 17 after surface cooler 4 under the effect of blower fan 2.
Winter, first starting motor 7 drives belt 8 to operate, belt 8 drives main rolling rod 9 to rotate, main rolling rod 9 drives drainage screen cloth 11 mounted thereto to move in circles rotation, drainage screen cloth 11 drives and rotates from rolling rod 10, when drainage screen cloth 11 turns in lower accepting water dish 13, by the water body submergence in lower accepting water dish 13, soak.Water body in lower accepting water dish 13 is certain density anti-icing fluid.
Start blower fan 2, outdoor air enters in housing 1 through air inlet 16, flow through drainage screen cloth 11, in the process flowing through drainage screen cloth 11, the anti-icing fluid on drainage screen cloth 11 contacts with air, to surface cooler 2 entrained by outdoor air, surface cooler 2 hull-skin temperature is lower, steam in air condenses on the outer surface of surface cooler 2, because anti-icing fluid is separated out from air, is also attached to the outer surface of surface cooler 2 simultaneously.Owing to there being anti-icing fluid to be attached on the outer surface of surface cooler 2, the steam freezing point temperature of surface cooler 2 outer surface now declines, and steam, at surface cooler 2 affair condensation knot, discharges the heat of condensation, changes liquid state into by gaseous state, be condensed into condensed water.Condensate water is fallen in upper accepting water dish 12 under gravity, is flow in lower accepting water dish 13 reuse by drip tray tube connector 14.
Cold-producing medium evaporation endothermic in surface cooler 2, heat is passed to cold-producing medium by outdoor air.Because the outer surface freezing point of surface cooler 2 reduces, frosting probability reduces, and the time interval of shutting down defrost increases, and the heating efficiency of complete machine increases.
Enter compressor 3 after cold-producing medium evaporation endothermic in surface cooler 2, through compressor 3 compress laggard enter indoor user heat exchanger, more again enter in surface cooler 2 to complete through cross valve and heat circulation.
Air flows out housing 1 by air outlet 17 after surface cooler 4 under the effect of blower fan 2.
The above; be only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; any those of ordinary skill in the art are in the technical scope disclosed by the utility model; the change can expected without creative work or replacement, all should be encompassed within protection domain of the present utility model.Therefore, the protection domain that protection domain of the present utility model should limit with claims is as the criterion.
Claims (7)
1. pre-wet type outdoor air-conditioner, is characterized in that:
Comprise housing, prewet chamber and heat exchange chamber is separated at described housing inner-use clapboard, main rolling rod is comprised, from rolling rod, drainage screen cloth, lower accepting water dish, scrubbing descaler in described chamber of prewetting, described heat exchange chamber comprises blower fan, compressor, surface cooler, upper accepting water dish, motor, be provided with air inlet and air outlet on the housing, described blower fan is axial flow blower, described air inlet is positioned at described in housing prewets on the housing side plate of side, chamber, and described air outlet is positioned on the housing side plate of described heat exchange chamber side;
Be set up in parallel about described prewet chamber and heat exchange chamber, described blower fan is vertically fixed in housing by mounting bracket, near described air outlet side;
Described dividing plate is divided into upper spacer and lower clapboard, and described upper spacer side connects with described air inlet outward flange, and side connects with described surface cooler top edge;
Described lower clapboard side connects with described surface cooler lower limb, and side connects with described lower accepting water dish outward flange;
Described upper accepting water dish is arranged on the bottom of surface cooler, is fixed in described housing by mounting bracket;
The described main rod that rolls arranges rear portion, the upper spacer bottom of air inlet, the described top arranging the excellent bottom of main rolling, lower accepting water dish from the rod that rolls;
Described lower accepting water dish is arranged on the bottom of housing, near described air inlet side;
Described drainage screen cloth be arranged on main rolling rod and from rolling rod.
2. wet type outdoor air-conditioner as claimed in claim 1 pre-, is characterized in that: be describedly immersed in the water body in described lower accepting water dish from rolling rod and installing from the part drainage screen cloth rolling rod.
3. pre-wet type outdoor air-conditioner as claimed in claim 1, is characterized in that: described scrubbing descaler is arranged in lower accepting water dish, contacts with described drainage screen cloth.
4. pre-wet type outdoor air-conditioner as claimed in claim 1, be is characterized in that: described motor is arranged on described enclosure interior, upper spacer top, is connected by belt with described main rolling rod.
5. pre-wet type outdoor air-conditioner as claimed in claim 1, it is characterized in that: described surface cooler is arranged between described drainage screen cloth and described blower fan, be fixed in described housing by mounting bracket, top edge connects with upper spacer side, and lower limb connects with lower clapboard side.
6. pre-wet type outdoor air-conditioner as claimed in claim 1, is characterized in that: described upper accepting water tray bottom pipe laying connects with described lower accepting water dish.
7. wet type outdoor air-conditioner as claimed in claim 1 pre-, is characterized in that: the water body summer in described lower accepting water dish is room conditioning condensed water or running water, and winter is certain density anti-icing fluid.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520214819.8U CN204534885U (en) | 2015-04-12 | 2015-04-12 | Pre-wet type outdoor air-conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520214819.8U CN204534885U (en) | 2015-04-12 | 2015-04-12 | Pre-wet type outdoor air-conditioner |
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| CN204534885U true CN204534885U (en) | 2015-08-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104697076A (en) * | 2015-04-12 | 2015-06-10 | 黄国和 | Pre-wetting type outdoor air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104697076A (en) * | 2015-04-12 | 2015-06-10 | 黄国和 | Pre-wetting type outdoor air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Pre-wetting type outdoor air conditioner Effective date of registration: 20160615 Granted publication date: 20150805 Pledgee: Hunan Zhongyu investment Company limited by guarantee Pledgor: Huang Guohe Registration number: 2016430000014 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20180211 Granted publication date: 20150805 Pledgee: Hunan Zhongyu investment Company limited by guarantee Pledgor: Huang Guohe Registration number: 2016430000014 |