CN103743003A - Air-conditioner outdoor unit hood with defrosting structure - Google Patents
Air-conditioner outdoor unit hood with defrosting structure Download PDFInfo
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- CN103743003A CN103743003A CN201410037140.6A CN201410037140A CN103743003A CN 103743003 A CN103743003 A CN 103743003A CN 201410037140 A CN201410037140 A CN 201410037140A CN 103743003 A CN103743003 A CN 103743003A
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Abstract
The invention belongs to the field of air conditioners, and relates to an air-conditioner outdoor unit hood with a defrosting structure, in particular to an air-conditioner outdoor unit capable of quickly defrosting. Due to more strong winds in winter, a large amount of heat is brought away by air flow, air-conditioner outdoor units are all mounted on the walls, temperature of one sides of the air-conditioner outdoor units are very low due to air current flow between the outdoor units and the walls, water is enabled to be frosted or frozen again by the strong winds when frost is molten into flow downwards along heat exchangers, consumed electrical energy is increased, and time for defrosting is prolonged. A steady-flow insulation cavity with the upper end closed is arranged on one side of a heat exchanger of an outdoor unit (1), transverse flow of air on two sides of the steady-flow insulation cavity is prevented through air blocking structures, and the rear side and/or the lower side of the steady-flow insulation cavity is provided with an opening serving as an air inlet of the outdoor unit (1). Hot air in a defrosting are is effectively prevented from escaping upwards by the steady-flow insulation cavity, air current flow is reduced, insulation effect is good, defrosting speed is increased, and heating effect and comfort of an air conditioner are improved.
Description
Technical field
The cover on outdoor apparatus of air conditioner with frost-removal structure, belongs to field of air conditioning, is specifically related to a kind of air-conditioner outdoor unit of defrost fast.
Background technology
The most ripe in the conventional Defrost method of existing air-conditioner outdoor unit, most widely used is reverse cycle defrosting pattern, current most of heat pump is all adopted in this way and is defrosted, its course of work is: the flow direction that changes cold-producing medium during defrosting, by heating, change refrigeration into, 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 melted, reach the object of defrosting, this Defrost mode must stop heating running, need to defrost with 15%～20% time, 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 many, Air Flow is taken away a large amount of heats, air-conditioner outdoor unit is all arranged on wall place, the air current flow of off-premises station and between the walls causes outdoor unit heat exchanger one side temperature very low, when frost thawing flows downward along heat exchanger for water, condensate water is easily frozen, the electric energy expending increases, extend the time of defrosting, defrosting effect is poor, affect heating effect and comfortableness.Overcoming at present this problem is all to adopt the device that increases 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, a kind of cover on outdoor apparatus of air conditioner with frost-removal structure of accelerating defrost speed, shortening defrost time, saving electric energy, improving air conditioning comfortableness is provided.
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: heat exchanger one side at off-premises station is provided with a current stabilization incubation cavity, current stabilization incubation cavity upper end closed, both sides stop air lateral flow by wind-blocking mechanism, and current stabilization incubation cavity rear side and/or open lower side are as the air inlet of off-premises station.When defrost, hot-air can upwards flow, and current stabilization incubation cavity effectively stops on hot-air and escapes, make hot-air rest on heat exchanger one side of off-premises station, can improve the defrost speed of off-premises station, shorten the defrost time, and current stabilization incubation cavity upper end and both sides can effectively stop the Air Flow of heat exchanger one side, the air current flow that stops off-premises station and between the walls, has certain insulation effect, further accelerates off-premises station defrost, save electric energy, improve the comfortableness of air-conditioning.
Described wind-blocking mechanism is two airtight side block aerofoils.By side block aerofoil, can effectively stop air lateral flow, improve heat insulation effect.
Described current stabilization incubation cavity rear side is provided with shutter.The heat exchanger one side Air Flow that further stops off-premises station by shutter, the air-flow Zhi Chui heat exchanger defrosting district of prevention off-premises station and between the walls, improves heat insulation effect, reduces frosting, prevents that hot-air is to external diffusion when defrost, improves defrost speed.
The blade two ends of described shutter are fixed on current stabilization incubation cavity both sides, the blade setting that is inclined upwardly.Shutter is fixedly installed, simple in structure, and blade upwards arranges the air that can make to enter in current stabilization incubation cavity and upwards flows, and the defrost region that stops cold air directly to blow heat exchanger, improves defrost speed; Blade is inclined upwardly to arrange and has rainproof effect simultaneously.
The blade two ends of described shutter are rotated and are arranged on current stabilization incubation cavity both sides by rotating shaft.Can rotating shaft when defrost upset blade, close shutter, further improve heat insulation effect, accelerate defrost, shutter is closed to good dustproof effect when for a long time without air-conditioning.
Described rotating shaft is connected to blade upside, and blade easy on and off in current stabilization incubation cavity swings.Because blade is low weight, when the blower fan of off-premises station is not worked, the blade whereabouts shutter of being conducted oneself with dignity is closed automatically, when blower fan is worked, because the suction of blower fan can make blade upset, open shutter, air is entered in current stabilization incubation cavity by shutter, and shutter has the function opening and closing automatically, at air-conditioning, the used time is not closed shutter automatically for a long time simultaneously, good dustproof effect, does not need manual operation, reliable operation.
Described rotating shaft is connected with driving mechanism, and driving mechanism is connected with the blower fan of off-premises station by control circuit, realizes shutter and blower fan and opens simultaneously or close.By driving mechanism driven vane, overturn, reliable operation, when blower fan is worked, open shutter, air enters off-premises station smoothly, guarantees the normal work of air-conditioning, when blower fan quits work, automatically close shutter, prevent air current flow, improve defrost speed, shorten the defrost time, and thering is dustproof effect when air-conditioning is not worked, automaticity is high.
Described driving mechanism and rotating shaft place are provided with defroster.In winter, snow or after rainwater freezes, rotating shaft and driving mechanism cannot be worked, and even can burn out driving mechanism, by defroster, guarantee shutter reliable operation.
Described current stabilization incubation cavity upper end is the upper deep bead that front and back arc arranges.Play the effect of water conservancy diversion, the air that prevents from entering in current stabilization incubation cavity produces turbulent flow, further improves heat insulation effect, improves defrost speed, can guarantee the normal work of air-conditioning simultaneously.
Described wind-blocking mechanism is two side shutters, the blade lean setting of side shutter.
The present invention can also adopt following structure:
Described current stabilization incubation cavity rear side sealing, downside has opening.When off-premises station is arranged on wall by support, can be only by current stabilization incubation cavity lower openings, provide air for off-premises station, simple in structure, insulation, good dustproof effect.
In the present invention, current stabilization incubation cavity rear side can also be made as opening, because air-conditioner outdoor unit is all to install near wall, heat exchanger is near wall one side, and after current stabilization incubation cavity upper end and both sides sealing, high insulating effect, improves defrost speed.
Compared with prior art, the present invention has the beneficial effect that the cover on outdoor apparatus of air conditioner of frost-removal structure has and is:
1, improve defrost speed, shorten the defrost time, when defrost, hot-air can upwards flow, and current stabilization incubation cavity has effectively stoped flowing of hot-air, make hot-air rest on heat exchanger one side of off-premises station, stop air lateral flow to take away the heat in current stabilization incubation cavity simultaneously, can improve 3～5 times of the defrost speed of off-premises station, shorten the defrost time, save electric energy.
2, improve comfortableness, shortened the defrost time of air-conditioning, guarantee that air-conditioning has the enough time that heats, make indoor apparatus of air conditioner continuous and steady operation, effectively the temperature in holding chamber, improves the comfortableness of air-conditioning, and saves electric energy.
3, good dustproof effect, current stabilization incubation cavity can prevent that a large amount of dusts from entering indoor set, by shutter, can further improve dust-proof effect, when air-conditioning is not worked, closes shutter, dust-proof effect is better.
4, current stabilization incubation cavity is simple in structure, cost is low, 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 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 on 1/3rd places, blade top.
Fig. 5 is the shutter schematic diagram that blade is fixedly installed.
Fig. 6 is the structural representation of current stabilization incubation cavity rear side sealing.
Fig. 7 is the schematic diagram that current stabilization incubation cavity rear side is directly connected with off-premises station.
Fig. 8 is the structural representation of side shutter.
Wherein: 1, off-premises station 2, side block aerofoil 3, shutter 4, driving mechanism 5, rotating shaft 6, upper deep bead 7, side shutter.
The specific embodiment
Fig. 1 ~ 2nd, the present invention has the most preferred embodiment of the cover on outdoor apparatus of air conditioner of frost-removal structure, and below in conjunction with accompanying drawing 1 ~ 8, the present invention will be further described.
With reference to Fig. 1～2, the cover on outdoor apparatus of air conditioner with frost-removal structure, comprise 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 heat exchanger one side of off-premises station 1, be enclosed to form a current stabilization incubation cavity, on the hot gas of prevention heat exchanger one side, escape, side block aerofoil 2 can stop air transverse shifting simultaneously, avoid Air Flow to take away the heat of heat exchanger one side, high insulating effect, shutter 3 fixed constant-current incubation cavity rear sides, shutter 3 horizontally sets, the blade two ends of shutter 3 are rotated and are fixed on side block aerofoil 2 by rotating shaft 5, rotating shaft 5 is connected with the driving mechanism 4 that drives its rotation, during off-premises station 1 defrost, hot gas is stopped by deep bead 6 cannot go up ease, rest on the temperature that improves defrost district in current stabilization incubation cavity, current stabilization incubation cavity effectively reduces the air current flow of off-premises station 1 heat exchanger one side, high insulating effect, can improve 3～5 times of defrost speed, shorten the defrost time, improve the comfortableness of air-conditioning.
The setting that is inclined upwardly of the blade of shutter 3, angle of inclination is 20～45 °, can effectively prevent the air-flow Zhi Chui defrost district of off-premises station 1 and between the walls, and air enters after current stabilization incubation cavity and is tilted to upper flowing along direction blade, can directly not blow the defrost district of off-premises station 1 heat exchanger, high insulating effect, further improves defrost speed.
The arc that upper deep bead 6 arranges for front and back.The air that can prevent from entering in current stabilization incubation cavity produces turbulent flow, further improves heat insulation effect, improves defrost speed, can guarantee the normal work of air-conditioning simultaneously.
The air-conditioning of three of take is example, when outdoor temperature is-10 ℃, air-conditioning work can be tied the frost of 3mm left and right for one hour, common air-conditioning needs 8～10min just can complete defrost, power consumption 0.5～0.7 degree, and auxiliary defrost cover cover on outdoor apparatus of air conditioner of the present invention has been installed only needs within 1～3 minute, just can complete defrost, power consumption 0.06～0.2 degree, can save a large amount of electric energy, air-conditioning can be heated by continous-stable, improve comfortableness.
Be more than most preferred embodiment of the present invention, the present invention can also adopt following structure:
With reference to Fig. 3, the present invention can also be arranged on rotating shaft 5 upper end of shutter 3 blades, and blade upset is arranged on current stabilization incubation cavity inner side, when the blower fan of off-premises station 1 is not worked like this, blade is fallen by deadweight, automatically closes shutter 3, after blower fan is opened, the very light in weight of blade own, blower fan can produce suction to blade, make blade upset, automatically open shutter 3, for off-premises station 1 provides air, do not need manual operation, do not need to design control circuit yet, simple in structure, cost is low, reliable operation.
With reference to Fig. 4, rotating shaft 5 can also be arranged on to the top position, middle part of blade, for example rotating shaft 5 is arranged on to 1/3rd places on blade top, when blower fan is not worked like this, blade can be fallen by deadweight, automatically closes shutter 3, during fan starting, the blade needed suction that overturns is less, and blower fan more easily makes blade upset, guarantees that air-conditioning normally works.
With reference to Fig. 5, the blade of shutter 3 is fixed on side block aerofoil 2, by lateral heat exchanger, is inclined upwardly gradually, angle of inclination is 20～45 °, simple in structure, and air-flow enters in current stabilization incubation cavity along blade, avoid Zhi Chui defrost district, high insulating effect, improves defrost speed, and blade is that front and back arrange arc, prevent turbulent flow, upper deep bead 6 is the straight plate of level, also can arc setting, prevent from escaping on hot gas.
With reference to Fig. 6, current stabilization incubation cavity upper end, both sides and rear side in the present invention all seal, and open lower side is as the air inlet of off-premises station 1, and better heat preservation, improves defrost speed, can also offer a plurality of ventilating openings at current stabilization incubation cavity rear side.
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 heat exchanger side upper end of off-premises station 1, simple in structure.
With reference to Fig. 8, in the present invention, current stabilization incubation cavity both sides can arrange two side shutters 7, the blade lean setting of side shutter 7, both sides are stuffy like this, can stop air lateral flow, can also adopt a side is side block aerofoil 2, and opposite side is side shutter 7, current stabilization incubation cavity rear side can be opening setting, can also be sealing or louver structure.
In the present invention, the blade of shutter 3 can be convertible, can also be the roller shutter type that ventilation blade and airtight spacing with blades arrange; Shutter 3 can also vertically arrange, and by driving mechanism 4 driven vane, overturns; Current stabilization incubation cavity in the present invention can be rear openings as the air inlet of off-premises station 1, current stabilization incubation cavity downside sealing.
In the present invention, upper deep bead 6 and side block aerofoil 2 adopt transparent material, as sunlight board, can collect sunlight, improve the air themperature in current stabilization incubation cavity, can further improve defrost speed.
The present invention can be above any combination.
The above, be only preferred embodiment of the present invention, is not the present invention to be done to the restriction of other form, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solution of the present invention content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (10)
1. a cover on outdoor apparatus of air conditioner with frost-removal structure, it is characterized in that: heat exchanger one side at off-premises station (1) is provided with a current stabilization incubation cavity, current stabilization incubation cavity upper end closed, both sides stop air lateral flow by wind-blocking mechanism, and current stabilization incubation cavity rear side and/or open lower side are as the air inlet of off-premises station (1).
2. the cover on outdoor apparatus of air conditioner with frost-removal structure according to claim 1, is characterized in that: described wind-blocking mechanism is two airtight side block aerofoils (2).
3. the cover on outdoor apparatus of air conditioner with frost-removal structure according to claim 1, is characterized in that: described current stabilization incubation cavity rear side is provided with shutter (3).
4. the cover on outdoor apparatus of air conditioner with frost-removal structure according to claim 3, is characterized in that: the blade two ends of described shutter (3) are fixed on current stabilization incubation cavity both sides, the blade setting that is inclined upwardly.
5. the cover on outdoor apparatus of air conditioner with frost-removal structure according to claim 3, is characterized in that: the blade two ends of described shutter (3) are rotated and are arranged on current stabilization incubation cavity both sides by rotating shaft (5).
6. the cover on outdoor apparatus of air conditioner with frost-removal structure according to claim 5, is characterized in that: described rotating shaft (5) is connected to blade upside, and blade easy on and off in current stabilization incubation cavity swings.
7. the cover on outdoor apparatus of air conditioner with frost-removal structure according to claim 5, it is characterized in that: described rotating shaft (5) is connected with driving mechanism (4), driving mechanism (4) is connected with the blower fan of off-premises station (1) by control circuit, realizes shutter (3) and opens simultaneously or close with blower fan.
8. the cover on outdoor apparatus of air conditioner with frost-removal structure according to claim 7, is characterized in that: described driving mechanism (4) locates to be provided with defroster with rotating shaft (5).
9. the cover on outdoor apparatus of air conditioner with frost-removal structure according to claim 2, is characterized in that: described current stabilization incubation cavity upper end is the upper deep bead (6) that front and back arc arranges.
10. the cover on outdoor apparatus of air conditioner with frost-removal structure according to claim 1, is characterized in that: described wind-blocking mechanism is two side shutters (7), the blade lean setting of side shutter (7).
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 |
Applications Claiming Priority (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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103743003A true CN103743003A (en) | 2014-04-23 |
| CN103743003B CN103743003B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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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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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465908A (en) * | 2015-12-29 | 2016-04-06 | 淄博代克环能空调有限公司 | Air prevention type air conditioner outdoor unit |
| WO2016107164A1 (en) * | 2014-12-29 | 2016-07-07 | 山东创尔沃热泵技术股份有限公司 | Main engine outer casing structure of air cooled heat pump unit |
| CN106500411A (en) * | 2016-11-03 | 2017-03-15 | 珠海格力电器股份有限公司 | Condensation bin closing means and the passenger vehicle air conditioner with which |
| CN106642403A (en) * | 2017-02-23 | 2017-05-10 | 珠海格力电器股份有限公司 | Outdoor unit of air conditioner and air conditioning system |
| CN107024034A (en) * | 2017-03-23 | 2017-08-08 | 北京国科天创建筑设计院有限责任公司 | A kind of net for air-source heat pump units for cold district |
| CN107860111A (en) * | 2017-12-19 | 2018-03-30 | 淄博代克环能空调有限公司 | Automatically the air-intake device and air-conditioner host of passive air-flow are obstructed |
| 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 |
| CN108146185A (en) * | 2017-11-08 | 2018-06-12 | 珠海格力电器股份有限公司 | A kind of defrosting control device, air-conditioning and its defrosting control method |
| 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 |
| CN109539386A (en) * | 2018-11-07 | 2019-03-29 | 南通鸿亨热控科技有限公司 | A kind of anti-freeze defroster of floor air conditioner |
| CN109682118A (en) * | 2019-01-25 | 2019-04-26 | 邢明 | A kind of industry superhigh 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 |
| CN111520825A (en) * | 2020-03-24 | 2020-08-11 | 青岛海尔空调电子有限公司 | Ventilation protection component and air condensing units |
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| CN203731585U (en) * | 2014-01-26 | 2014-07-23 | 山东创尔沃热泵技术股份有限公司 | Air-conditioning outdoor unit cover with defrosting structure |
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| CN2562123Y (en) * | 2002-08-18 | 2003-07-23 | 陈剑 | Protective cover of environmental protection air conditioner outdoor unit |
| CN201561500U (en) * | 2009-10-29 | 2010-08-25 | 程启进 | Air-conditioner outdoor unit with heating and defrosting function |
| US20110225992A1 (en) * | 2010-03-22 | 2011-09-22 | Lee Choonghee | Air conditioner using photovoltaic energy |
| CN203323261U (en) * | 2013-06-25 | 2013-12-04 | 南昌大学 | Device for preventing air conditioner outdoor unit housing from being blown off |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016107164A1 (en) * | 2014-12-29 | 2016-07-07 | 山东创尔沃热泵技术股份有限公司 | Main engine outer casing structure of air cooled heat pump unit |
| CN105465908A (en) * | 2015-12-29 | 2016-04-06 | 淄博代克环能空调有限公司 | Air prevention type air conditioner outdoor unit |
| CN105465908B (en) * | 2015-12-29 | 2019-01-11 | 淄博代克环能空调有限公司 | Wind-proof type air-conditioner outdoor unit |
| CN106500411A (en) * | 2016-11-03 | 2017-03-15 | 珠海格力电器股份有限公司 | Condensation bin closing means and the passenger vehicle air conditioner with which |
| CN106642403A (en) * | 2017-02-23 | 2017-05-10 | 珠海格力电器股份有限公司 | Outdoor unit of air conditioner and air conditioning system |
| CN107024034A (en) * | 2017-03-23 | 2017-08-08 | 北京国科天创建筑设计院有限责任公司 | A kind of net for air-source heat pump units for cold district |
| CN108146185A (en) * | 2017-11-08 | 2018-06-12 | 珠海格力电器股份有限公司 | A kind of defrosting control device, air-conditioning and its defrosting control method |
| 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 |
| CN107860111B (en) * | 2017-12-19 | 2023-09-12 | 淄博代克环能空调有限公司 | Air inlet device capable of automatically blocking passive air flow and air conditioner host |
| CN107860111A (en) * | 2017-12-19 | 2018-03-30 | 淄博代克环能空调有限公司 | Automatically the air-intake device and air-conditioner host of passive air-flow are obstructed |
| 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 |
| CN109539386A (en) * | 2018-11-07 | 2019-03-29 | 南通鸿亨热控科技有限公司 | A kind of anti-freeze defroster of floor air conditioner |
| CN109682118A (en) * | 2019-01-25 | 2019-04-26 | 邢明 | A kind of industry superhigh temperature heat pump unit |
| 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 |
| CN111520825A (en) * | 2020-03-24 | 2020-08-11 | 青岛海尔空调电子有限公司 | Ventilation protection component and air condensing units |
| 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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