CN103743003B - There is the cover on outdoor apparatus of air conditioner of frost-removal structure - Google Patents
There is the cover on outdoor apparatus of air conditioner of frost-removal structure Download PDFInfo
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- CN103743003B CN103743003B CN201410037140.6A CN201410037140A CN103743003B CN 103743003 B CN103743003 B CN 103743003B CN 201410037140 A CN201410037140 A CN 201410037140A CN 103743003 B CN103743003 B CN 103743003B
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Abstract
There is the cover on outdoor apparatus of air conditioner of frost-removal structure, belong to field of air conditioning.Be specifically related to a kind of can the air-conditioner outdoor unit of quick defrost.Winter, strong wind was the most, substantial amounts of heat is taken away in air flowing, air-conditioner outdoor unit is all arranged at wall, off-premises station and air current flow between the walls cause outdoor unit heat exchanger side temperature the lowest, melt at frost and make water frosting again or ice for water along heat exchanger strong wind when dirty, the electric energy expended increases, extend the time of defrosting, the present invention is provided with a current stabilization incubation cavity in the heat exchanger side of off-premises station (1), current stabilization incubation cavity upper end closed, both sides stop air horizontal mobility by wind-blocking mechanism, on rear side of current stabilization incubation cavity and/or open lower side is as the air inlet of off-premises station (1), current stabilization incubation cavity effectively prevents and escapes on defrost district steam, and reduce air current flow, high insulating effect, improve defrost speed, improve heating effect and the comfortableness of air-conditioning.
Description
Technical field
There is the cover on outdoor apparatus of air conditioner of frost-removal structure, belong to field of air conditioning, be specifically related to a kind of can the air-conditioner outdoor unit of quick defrost.
Background technology
nullIn the Defrost method that existing air-conditioner outdoor unit is conventional the most ripe，Most widely used is reverse cycle defrosting pattern，Major part heat pump is all adopted and is defrosted in this way at present，Its work process is: change the flow direction of cold-producing medium during defrosting，Refrigeration is changed into by heating，Indoor set is out of service simultaneously，Compressor high-temperature high-pressure refrigerant out flows to the outdoor unit heat exchanger of frosting，Heat exchanger frost layer is made to melt，Reach the purpose of defrosting，This Defrost mode must stop heating operating，Need to defrost with the time of 15%～20%，Along with increasing rapidly of haze weather，Off-premises station frosting is more serious，The time that air-conditioner outdoor unit is used in defrost will get more and more，Especially in northern China，Winter, strong wind was the most，Substantial amounts of heat is taken away in air flowing，Air-conditioner outdoor unit is all arranged at wall，Off-premises station and air current flow between the walls cause outdoor unit heat exchanger side temperature the lowest，When frost melts and flows downward along heat exchanger for water，Condense the water capacity easily to freeze，The electric energy expended increases，Extend the time of defrosting，Defrosting effect is poor，Affect heating effect and comfortableness.Overcoming this problem at present is all to use the device increasing auxiliary heat to accelerate defrost, and this needs extra electric energy, increases power consumption.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, it is provided that a kind of accelerate defrost speed, shorten defrost time, saves energy, the cover on outdoor apparatus of air conditioner with frost-removal structure of raising air conditioning comfortableness.
The technical solution adopted for the present invention to solve the technical problems is: this has the cover on outdoor apparatus of air conditioner of frost-removal structure, it is characterized in that: be provided with a current stabilization incubation cavity in the heat exchanger side of off-premises station, current stabilization incubation cavity upper end closed, both sides stop air horizontal mobility by wind-blocking mechanism, on rear side of current stabilization incubation cavity and/or open lower side is as the air inlet of off-premises station.When defrost, hot-air can flow up, and current stabilization incubation cavity effectively stops ease on hot-air, make hot-air rest on the heat exchanger side of off-premises station, it is possible to increase the defrost speed of off-premises station, shorten the defrost time, and the air that current stabilization incubation cavity upper end and both sides can effectively stop heat exchanger side flows, stop off-premises station and air current flow between the walls, there is certain insulation effect, further speed up off-premises station defrost, saves energy, improves the comfortableness of air-conditioning.
Described wind-blocking mechanism is two airtight side block aerofoils.Can effectively stop air horizontal mobility by side block aerofoil, improve heat insulation effect.
It is provided with shutter on rear side of described current stabilization incubation cavity.Stoped the heat exchanger side air flowing of off-premises station by shutter further, stop off-premises station and air-flow blow-through heat exchanger defrosting district between the walls, improve heat insulation effect, reduce frosting, prevent when defrost hot-air to external diffusion, improve defrost speed.
The blade two ends of described shutter are fixed on current stabilization incubation cavity both sides, and blade is inclined upwardly setting.Shutter is fixedly installed, simple in construction, and blade sets up the air flows upwards that can make in entrance current stabilization incubation cavity, stops the defrost region of cold air blow-through heat exchanger, improves defrost speed；Blade is inclined upwardly to arrange and has rainproof effect simultaneously.
The blade two ends of described shutter are arranged on current stabilization incubation cavity both sides by axis of rotation.Blade can be overturn with rotating shaft when defrost, close shutter, improve heat insulation effect further, accelerate defrost, for a long time without air-conditioning time, shutter be closed, good dustproof effect.
Described rotating shaft is connected on the upside of blade, and blade freely up and down swings in current stabilization incubation cavity.Owing to blade is lighter, when the blower fan of off-premises station does not works, blade is automatically switched off, when blower fan works by deadweight whereabouts shutter, owing to the suction of blower fan can make blade overturn, opening shutter, air is entered in current stabilization incubation cavity by shutter, and shutter has the function opened and closed automatically, it is automatically switched off shutter in the air-conditioning long-term not used time simultaneously, good dustproof effect, it is not necessary to manual operation, reliable operation.
Described rotating shaft connects drive mechanism, and drive mechanism is connected with the blower fan of off-premises station by control circuit, it is achieved shutter is turned on and off with blower fan simultaneously.Driving blade to overturn by drive mechanism, reliable operation, when blower fan works, open shutter, air enters off-premises station smoothly, it is ensured that the normal work of air-conditioning, when blower fan quits work, it is automatically switched off shutter, prevent air current flow, improve defrost speed, shorten the defrost time, and there is dust-proof effect when air-conditioning does not works, automaticity is high.
It is provided with defroster at described drive mechanism and rotating shaft.After winter snows or rainwater freezes, rotating shaft and drive mechanism cannot work, and even can burn out drive mechanism, ensure shutter reliable operation by defroster.
Described current stabilization incubation cavity upper end is the upper deep bead that before and after's arc is arranged.Play the effect of water conservancy diversion, prevent the air entering in current stabilization incubation cavity from producing turbulent flow, improve heat insulation effect further, improve defrost speed, may insure that the normal work of air-conditioning simultaneously.
Described wind-blocking mechanism is two side shutters, and the blade lean of side shutter is arranged.
The present invention can also use following structure:
Closing on rear side of described current stabilization incubation cavity, downside has opening.When off-premises station is arranged on wall by support, only air, simple in construction, insulation, good dustproof effect can be provided by current stabilization incubation cavity lower openings for off-premises station.
Can also be set to opening in the present invention on rear side of current stabilization incubation cavity, because air-conditioner outdoor unit is all proximate to wall and installs, heat exchanger is against wall side, after current stabilization incubation cavity upper end and both sides are closed, high insulating effect, improves defrost speed.
Compared with prior art, the present invention has the cover on outdoor apparatus of air conditioner of frost-removal structure and is had the beneficial effect that
1, improve defrost speed, shorten the defrost time, when defrost, hot-air can flow up, and current stabilization incubation cavity effectively prevents the flowing of hot-air, hot-air is made to rest on the heat exchanger side of off-premises station, stop air horizontal mobility to take away the heat in current stabilization incubation cavity simultaneously, the defrost speed 3 of off-premises station～5 times can be improved, shorten the defrost time, saves energy.
2, improve comfortableness, shorten the defrost time of air-conditioning, it is ensured that air-conditioning has and enough heats the time, makes indoor apparatus of air conditioner continuous and steady operation, effectively keeps indoor temperature, improve the comfortableness of air-conditioning, and saves energy.
3, good dustproof effect, current stabilization incubation cavity is prevented from a large amount of dust and enters indoor set, can improve dust-proof effect further by shutter, closes shutter when air-conditioning does not works, and dust-proof effect is more preferable.
4, current stabilization incubation cavity simple in construction, low cost, and reliable operation.
Accompanying drawing explanation
Fig. 1 is the perspective view that the present invention has the cover on outdoor apparatus of air conditioner of frost-removal structure.
Fig. 2 is the side view schematic diagram of the present invention.
Fig. 3 is the structural representation that rotating shaft is arranged on blade upper end.
Fig. 4 is the structural representation that rotating shaft is arranged at blade top 1/3rd.
Fig. 5 is the shutter schematic diagram that blade is fixedly installed.
Fig. 6 is the structural representation closed on rear side of current stabilization incubation cavity.
Fig. 7 is the schematic diagram being directly connected with off-premises station on rear side of current stabilization incubation cavity.
Fig. 8 is the structural representation of side shutter.
Wherein: 1, off-premises station 2, side block aerofoil 3, shutter 4, drive mechanism 5, rotating shaft 6, upper deep bead 7, side shutter.
Detailed description of the invention
Fig. 1 ~ 2 are the most preferred embodiments that the present invention has the cover on outdoor apparatus of air conditioner of frost-removal structure, and 1 ~ 8 the present invention will be further described below in conjunction with the accompanying drawings.
nullWith reference to Fig. 1～2，There is the cover on outdoor apparatus of air conditioner of frost-removal structure，Including off-premises station 1、Upper deep bead 6、Side block aerofoil 2 and shutter 3，Upper deep bead 6 and two side block aerofoils 2 are fixed on the heat exchanger side of off-premises station 1，Enclose and be set as a current stabilization incubation cavity，Stop and escape on the steam of heat exchanger side，Side block aerofoil 2 can stop air transverse shifting simultaneously，Air flowing is avoided to take away the heat of heat exchanger side，High insulating effect，On rear side of shutter 3 fixed constant-current incubation cavity，Shutter 3 horizontally set，The blade two ends of shutter 3 are rotated by rotating shaft 5 and are fixed on side block aerofoil 2，Rotating shaft 5 connects the drive mechanism 4 driving its rotation，During off-premises station 1 defrost，Steam is stopped by upper deep bead 6 cannot go up ease，The temperature in defrost district is improved in resting on current stabilization incubation cavity，Current stabilization incubation cavity effectively reduces the air current flow of off-premises station 1 heat exchanger side，High insulating effect，Defrost speed 3～5 times can be improved，Shorten the defrost time，Improve the comfortableness of air-conditioning.
The blade of shutter 3 is inclined upwardly setting, angle of inclination is 20～45 °, can effectively prevent off-premises station 1 and air-flow blow-through defrost district between the walls, and air enters current stabilization incubation cavity tailing edge direction blade and tilts upward flowing, will not the defrost district of blow-through off-premises station 1 heat exchanger, high insulating effect, improves defrost speed further.
Drive mechanism 4 is connected with the blower fan of off-premises station 1, by the controller Synchronization Control of air-conditioning, when blower fan is opened by control circuit, drive mechanism 4 drive shaft 5 rotating opening shutter 3, allows airflow into off-premises station 1, it is ensured that the normal work of air-conditioning, close at blower fan, when carrying out defrost or air-conditioning does not works, drive mechanism 4 closes shutter 3, prevents the steam in defrost district to external diffusion, high insulating effect, improve defrost speed, and air-conditioning closes shutter 3, good dustproof effect after not working.
Upper deep bead 6 is the arc front and back arranged.It is possible to prevent the air entering in current stabilization incubation cavity to produce turbulent flow, improves heat insulation effect further, improve defrost speed, may insure that the normal work of air-conditioning simultaneously.
Drive mechanism 4 uses motor, can be that motor is directly connected to rotating shaft 5, can also be that motor passes through chain or gear connection rotating shaft 5, it is provided with defroster at drive mechanism 4 and rotating shaft 5, after winter snows or rainwater freezes, rotating shaft 5 and drive mechanism 4 cannot work, even can burn out motor, shutter 3 reliable operation is ensured by defroster, defroster can use the output shaft in rotating shaft 5 and motor to be arranged around resistance wire, after snowing or rainwater freezing, air-conditioner controller or manually make resistance wire be energized, carrying out ice.
As a example by the air-conditioning of three, when outdoor temperature is-10 DEG C, air-conditioning work can tie the frost of about 3mm for one hour, common air-conditioning needs 8～10min just can complete defrost, power consumption 0.5～0.7 degree, is mounted with that the auxiliary defrost cover cover on outdoor apparatus of air conditioner of the present invention has only to 1～3 minute just to complete defrost, power consumption 0.06～0.2 degree, a large amount of electric energy can be saved, enable air-conditioning continuous-stable to heat, improve comfortableness.
Being above highly preferred embodiment of the present invention, the present invention can also use following structure:
With reference to Fig. 3, rotating shaft 5 can also be arranged on the upper end of shutter 3 blade by the present invention, and blade upset is arranged on inside current stabilization incubation cavity, when so the blower fan of off-premises station 1 does not works, blade is fallen by deadweight, is automatically switched off shutter 3, after blower fan is opened, the very light in weight of blade own, blower fan can produce suction to blade, make blade overturn, automatically open up shutter 3, provide air for off-premises station 1, need not manual operation, it is not required that design control circuit, simple in construction, low cost, reliable operation.
With reference to Fig. 4, rotating shaft 5 can also be arranged on the position that the middle part of blade is top, such as rotating shaft 5 is arranged at 1/3rd of blade top, when so blower fan does not works, blade can be fallen by deadweight, is automatically switched off shutter 3, during fan starting, suction required for blade upset is less, and blower fan is easier to make blade overturn, it is ensured that air-conditioning normally works.
With reference to Fig. 5, the blade of shutter 3 is fixed on side block aerofoil 2, lateral heat exchanger is gradually inclined upwardly, angle of inclination is 20～45 °, simple in construction, and air-flow enters in current stabilization incubation cavity along blade, avoid blow-through defrost district, high insulating effect, improves defrost speed, and blade is for front and back arranging arc, prevent turbulent flow, upper deep bead 6 is the straight plate of level, it is also possible to arc is arranged, and prevents from escaping on steam.
With reference to Fig. 6, current stabilization incubation cavity upper end, both sides and rear side in the present invention are all closed, and open lower side, as the air inlet of off-premises station 1, better heat preservation, improves defrost speed, it is also possible to offer multiple vent on rear side of current stabilization incubation cavity.
With reference to Fig. 7, current stabilization incubation cavity trailing flank is arc or is obliquely installed, and current stabilization incubation cavity trailing flank upper end is directly connected with the upper end, heat exchanger side of off-premises station 1, simple in construction.
With reference to Fig. 8, in the present invention, current stabilization incubation cavity both sides can arrange two side shutters 7, the blade lean of side shutter 7 is arranged, so both sides are stuffy, air horizontal mobility can be stoped, it is also possible to using side is side block aerofoil 2, and opposite side is side shutter 7, can be that opening is arranged on rear side of current stabilization incubation cavity, it is also possible to be to close or louver structure.
In the present invention, the blade of shutter 3 can be convertible, it is also possible to is the roller shutter type of ventilation blade and the setting of airtight spacing with blades；Shutter 3 can also be vertically arranged, drives blade to overturn by drive mechanism 4；Current stabilization incubation cavity in the present invention can be the rear openings air inlet as off-premises station 1, closes on the downside of current stabilization incubation cavity.
In the present invention, upper deep bead 6 and side block aerofoil 2 use transparent material, such as sunlight board, can collect sunlight, improve the air themperature in current stabilization incubation cavity, can improve defrost speed further.
The present invention can be above combination in any.
The above, be only presently preferred embodiments of the present invention, is not the restriction that the present invention makees other form, and any those skilled in the art are changed possibly also with the technology contents of the disclosure above or are modified as the Equivalent embodiments of equivalent variations.But every without departing from technical solution of the present invention content, any simple modification, equivalent variations and remodeling above example made according to the technical spirit of the present invention, still fall within the protection domain of technical solution of the present invention.
Claims (4)
1. a cover on outdoor apparatus of air conditioner with frost-removal structure, it is characterized in that: be provided with a current stabilization incubation cavity in the heat exchanger side of off-premises station (1), current stabilization incubation cavity upper end closed, both sides stop air horizontal mobility by wind-blocking mechanism, on rear side of current stabilization incubation cavity and/or open lower side is as the air inlet of off-premises station (1)；Being provided with shutter (3) on rear side of described current stabilization incubation cavity, the blade two ends of described shutter (3) are rotated by rotating shaft (5) and are arranged on current stabilization incubation cavity both sides, and described rotating shaft (5) is connected on the upside of blade, and blade freely up and down swings in current stabilization incubation cavity.
The cover on outdoor apparatus of air conditioner with frost-removal structure the most according to claim 1, it is characterised in that: described wind-blocking mechanism is two airtight side block aerofoils (2).
The cover on outdoor apparatus of air conditioner with frost-removal structure the most according to claim 1, it is characterised in that: described current stabilization incubation cavity upper end is the upper deep bead (6) that before and after's arc is arranged.
The cover on outdoor apparatus of air conditioner with frost-removal structure the most according to claim 1, it is characterised in that: described wind-blocking mechanism is two side shutters (7), and the blade lean of side shutter (7) is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410037140.6A CN103743003B (en) | 2014-01-26 | 2014-01-26 | There is the cover on outdoor apparatus of air conditioner of frost-removal structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410037140.6A CN103743003B (en) | 2014-01-26 | 2014-01-26 | There is the cover on outdoor apparatus of air conditioner of frost-removal structure |
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| Publication Number | Publication Date |
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| CN103743003A CN103743003A (en) | 2014-04-23 |
| CN103743003B true CN103743003B (en) | 2016-08-17 |
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| CN201410037140.6A Active CN103743003B (en) | 2014-01-26 | 2014-01-26 | There is the cover on outdoor apparatus of air conditioner of frost-removal structure |
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| CN108146185B (en) * | 2017-11-08 | 2023-07-21 | 珠海格力电器股份有限公司 | Defrosting control device, air conditioner and defrosting control method of air conditioner |
| CN108050614A (en) * | 2017-11-17 | 2018-05-18 | 广西宏业能源科技有限公司 | A kind of protection hood for outdoor unit of air conditioner of genlocing protection cap |
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| CN109163417A (en) * | 2018-08-16 | 2019-01-08 | 北京同方洁净技术有限公司 | Air source heat pump system |
| CN109539386B (en) * | 2018-11-07 | 2021-01-15 | 南通鸿亨热控科技有限公司 | Anti-freezing and defrosting device of vertical air conditioner |
| CN109682118B (en) * | 2019-01-25 | 2020-09-04 | 山西山安蓝天节能科技股份有限公司 | Industrial ultra-high temperature heat pump unit |
| CN110887169A (en) * | 2019-10-16 | 2020-03-17 | 珠海格力电器股份有限公司 | Air conditioner defrosting control method and device and air conditioner |
| CN111520825B (en) * | 2020-03-24 | 2023-03-31 | 青岛海尔空调电子有限公司 | Ventilation protection component and air condensing units |
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| KR101176499B1 (en) * | 2010-03-22 | 2012-08-22 | 엘지전자 주식회사 | Air conditioner using solar energy |
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| CN2562123Y (en) * | 2002-08-18 | 2003-07-23 | 陈剑 | Protective cover of environmental protection air conditioner outdoor unit |
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Effective date of registration: 20200827 Address after: Block B2, Chuangzhi Valley, Guoli Town, Huantai County, Zibo City, Shandong Province Patentee after: Shandong chuang'erwo Heat Pump Engineering Technology Co., Ltd Address before: Zhang Tian Lu Ma town of Huantai County in Shandong province 256404 Zibo City No. 13600 Patentee before: SHANDONG TRYWOW HEATPUMP TECHNOLOGY Co.,Ltd. |
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