CN105135792A - Air cooler capable of realizing internal defrosting - Google Patents
Air cooler capable of realizing internal defrosting Download PDFInfo
- Publication number
- CN105135792A CN105135792A CN201510628414.3A CN201510628414A CN105135792A CN 105135792 A CN105135792 A CN 105135792A CN 201510628414 A CN201510628414 A CN 201510628414A CN 105135792 A CN105135792 A CN 105135792A
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- air
- valve
- electric heater
- evaporation coil
- cooler
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- Defrosting Systems (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention discloses an air cooler capable of realizing internal defrosting, and aims to provide an air cooler capable of reducing fluctuation of cold storage temperature and realizing energy conservation. The air cooler adopts the scheme that an air inlet damper and an air outlet damper are arranged at the two ends of a casing; an evaporation coil pipe and an air blower are arranged inside the casing; an electric heater is arranged between the evaporation coil pipe and the air inlet damper; an air return static pressure box is arranged between the evaporation coil pipe and the electric heater; an air supply static pressure box is arranged between the evaporation coil pipe and the air blower; a circulating air channel is formed in the lower part of the casing; an air inlet valve and an air outlet valve are arranged on the circulating air channel; a water-collection tray is arranged at the lower part of the evaporation coil pipe. When the air cooler is in normal operation, the air inlet valve and the air outlet valve are in the closed state, the electric heater does not works, and the air inlet damper and the air outlet damper are opened; when defrosting is required, the air inlet damper and the air outlet damper are closed, the air inlet valve and the air outlet valve are opened, the electric heater works, and air in the air cooler is circulated in the circulating air channel under the action of the air blower. Through the use of the air cooler, the fluctuation of cold storage temperature is reduced, and the energy conservation can be realized.
Description
Technical field
The present invention relates to Refrigeration Engineering technical field, particularly relate to a kind of interior defrosting air-cooler.
Background technology
In freezer runs, due to cold wind surface frosting, after needing to run a period of time, cold wind defrosting out of service.
Current air-cooler, defrosting process is heated by the electric heater in evaporation coil.In this process, the hot-air produced directly is discharged in freezer and goes, and makes temperature of ice house produce fluctuation, causes electric heater heat effectively not utilize.The temperature fluctuation how reduced in defrosting process is that current freezer technical field needs one of technical barrier solved.The patent No. is 201420394004, invention and created name for " a kind of energy-saving air-conditioner " patent document discloses a kind of air-cooler with the fan housing preventing high temperature air in body excessive; The patent No. is 201420067166, invention and created name for " a kind of Novel belt water curtain air-cooler " patent document discloses a kind of air-cooler with rear portion water screen generator, anterior water screen generator; The patent No. is 201420015964, invention and created name is " closed defrosting air-cooler " patent document discloses the air-cooler that a kind of air inlet at air-cooler and air outlet place are separately installed with air-valve; The one that patent document discloses that patent is well 201210530047, invention and created name is " the differential defroster of freezer evaporator in air cooler " has left and right plenum chamber, and two plenum chambers are respectively equipped with the defrosting device of pressure reduction blower fan; The one that patent document discloses that the patent No. is 200910304362, invention and created name is " a kind of energy-saving type air cooler " is respectively arranged with air inlet and air outlet, be provided with the air inlet deep bead of closed rear enclosed air inlet in air inlet, be provided with the air-cooler of the air outlet deep bead of closed rear enclosed air outlet at air outlet place.Particularly patent " the differential defroster of freezer evaporator in air cooler " and " a kind of energy-saving type air cooler " be that the storehouse temperature fluctuation solving defrosting provides good thinking.But the technical scheme of " the differential defroster of freezer evaporator in air cooler " will combine with cold storage locker body, complex structure, control inconvenient; Then efficiency is low for the technical scheme of " a kind of energy-saving type air cooler ", and can produce superheating phenomenon.
Summary of the invention
The object of the invention is the technological deficiency for existing in prior art, and a kind of fluctuation that can reduce temperature of ice house is provided, energy-conservation interior defrosting air-cooler can be realized again.
The technical scheme adopted for realizing object of the present invention is:
Defrosting air-cooler in a kind of, it is characterized in that, comprise housing, described housing two ends are separately installed with inlet air door and air-out air door, described enclosure interior is provided with evaporation coil and blower fan, between described evaporation coil and described inlet air door, electric heater is installed, between described evaporation coil and described electric heater, forms return air plenum chamber, between described evaporation coil and described blower fan, form air supply plenum chamber; The bottom of described housing is provided with circulation air path, and the described circulation air path between described blower fan and air-out air door is provided with air intake air-valve, and the described circulation air path between described inlet air door and electric heater is provided with air-out air-valve; Described evaporation coil bottom is provided with water-collecting tray, and described water-collecting tray is connected with drainpipe; When air-cooler normally runs, described air intake air-valve and air-out air-valve are in closed condition, and described electric heater does not work, and described inlet air door and air-out air door are opened; When needing defrosting, described inlet air door and air-out air door are closed, and described air intake air-valve and air-out air-valve are opened, electric heater work, and under the effect of blower fan, air is at circulation air path and housing Inner eycle.
Compared with prior art, the invention has the beneficial effects as follows:
1, air-cooler of the present invention is by rational structural design, the external outside at evaporation coil of electric heater, when air-cooler normally runs, air intake air-valve and air-out air-valve are in closed condition, electric heater does not work, and inlet air door and air-out air door are opened, and needs the air of cooling to be entered by air door 2 under the effect of blower fan, by return air plenum chamber, evaporation coil, air supply plenum chamber and air door 1, be sent to freezer.When needing defrosting, inlet air door and air-out air door are closed, and air intake air-valve and air-out air-valve are opened, electric heater work, and under the effect of blower fan, the air in air-cooler is at circulation air path Inner eycle.Use air-cooler of the present invention, temperature fluctuation during freezer defrosting can be reduced.And, utilize the air of flowing to carry out defrosting, reach energy-conservation object.And structure is simple, and the thermal efficiency is low, can not produce superheating phenomenon.
2, devise return air plenum chamber in air-cooler of the present invention, can ensure that return air field is even.
3, devise air channel in air-cooler of the present invention, defrosting hot blast at blower fan Inner eycle, can make defrosting hot blast not enter freezer by air channel like this, and reduce temperature of ice house fluctuation, heat concentrates in blower fan simultaneously, and defrosting efficiency is high.
Accompanying drawing explanation
Figure 1 shows that the structural representation of defrosting air-cooler in the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
In the present invention, the structural representation of defrosting air-cooler as shown in Figure 1, comprise housing, described housing two ends are separately installed with inlet air door 12 and air-out air door 1, described enclosure interior is provided with evaporation coil 4 and blower fan 2, between described evaporation coil 4 and described inlet air door 12, electric heater 6 is installed, form return air plenum chamber 5 between described evaporation coil 4 and described electric heater 6, between described evaporation coil 4 and described blower fan 2, form air supply plenum chamber 3.The bottom of described housing is provided with circulation air path 8, and the described circulation air path between described blower fan 2 and air-out air door 1 is provided with air intake air-valve 7, and the described circulation air path between described inlet air door 12 and electric heater 5 is provided with air-out air-valve 11.Described evaporation coil bottom is provided with water-collecting tray 9, and described water-collecting tray 9 is connected with drainpipe 10.When air-cooler normally runs, described air intake air-valve 7 and air-out air-valve 11 are in closed condition, described electric heater 6 does not work, described inlet air door 12 and air-out air door 1 are opened, the air of cooling is needed to enter enclosure interior by inlet air door 12 under the effect of blower fan, successively by return air plenum chamber 5, evaporation coil 4, air supply plenum chamber 3 and air-out air door 1, be sent to freezer.When needs defrosting, described inlet air door 12 and air-out air door 1 are closed, described air intake air-valve 7 and air-out air-valve 11 are opened, electric heater 4 works, under the effect of blower fan 2, air enters circulation air path 8 through air intake air-valve 7, then enters enclosure interior by air-out air-valve 11, hot-air after electric heater heating enters circulation air path through return air plenum chamber 5, evaporation coil 4, air supply plenum chamber 3, blower fan 2, air intake air-valve 7, successively at circulation air path and enclosure interior Inner eycle.Hot-air is realizing defrosting through evaporation coil.Water after thawing enters water-collecting tray, is flowed out by drainpipe.Under the effect at blower fan of the air of evaporation coil, so circulate, until defrosting terminates.
Temperature fluctuation when using Inner eycle air-cooler of the present invention can reduce freezer defrosting; And, utilize the air of flowing to carry out defrosting, reach energy-conservation object.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (1)
1. defrosting air-cooler in a kind, it is characterized in that, comprise housing, described housing two ends are separately installed with inlet air door and air-out air door, described enclosure interior is provided with evaporation coil and blower fan, between described evaporation coil and described inlet air door, electric heater is installed, between described evaporation coil and described electric heater, forms return air plenum chamber, between described evaporation coil and described blower fan, form air supply plenum chamber; The bottom of described housing is provided with circulation air path, and the described circulation air path between described blower fan and air-out air door is provided with air intake air-valve, and the described circulation air path between described inlet air door and electric heater is provided with air-out air-valve; Described evaporation coil bottom is provided with water-collecting tray, and described water-collecting tray is connected with drainpipe; When air-cooler normally runs, described air intake air-valve and air-out air-valve are in closed condition, and described electric heater does not work, and described inlet air door and air-out air door are opened; When needing defrosting, described inlet air door and air-out air door are closed, and described air intake air-valve and air-out air-valve are opened, electric heater work, and under the effect of blower fan, air is at circulation air path and housing Inner eycle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510628414.3A CN105135792A (en) | 2015-09-29 | 2015-09-29 | Air cooler capable of realizing internal defrosting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510628414.3A CN105135792A (en) | 2015-09-29 | 2015-09-29 | Air cooler capable of realizing internal defrosting |
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| Publication Number | Publication Date |
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| CN105135792A true CN105135792A (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510628414.3A Pending CN105135792A (en) | 2015-09-29 | 2015-09-29 | Air cooler capable of realizing internal defrosting |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106482435A (en) * | 2016-12-05 | 2017-03-08 | 天津商业大学 | A kind of natural Defrost method of cold storage refrigerating system |
| CN107449189A (en) * | 2017-08-30 | 2017-12-08 | 天津大学 | A kind of quick vacuum cooling unit and cooling means for eliminating evaporator defrosting waste heat |
| CN109682152A (en) * | 2018-12-17 | 2019-04-26 | 常州大学 | Low-temperature cold store air-cooler defrosting deicer |
| CN114046624A (en) * | 2021-11-15 | 2022-02-15 | 浙江凯迪制冷设备有限公司 | Air cooler installed outside refrigerator for refrigeration house |
| CN115164492A (en) * | 2022-07-21 | 2022-10-11 | 苏州翊曼生物科技有限公司 | Stop fluctuating air-cooler of temperature during defrosting |
Citations (6)
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| CN101592430A (en) * | 2009-07-15 | 2009-12-02 | 天津商业大学 | A kind of energy-saving air-cooler |
| CN102997567A (en) * | 2012-12-10 | 2013-03-27 | 天津大学 | Pressure differential defrosting device of evaporator in air cooler of refrigerated storage |
| JP2013221719A (en) * | 2012-04-19 | 2013-10-28 | Panasonic Corp | Refrigerator |
| CN103868309A (en) * | 2014-03-19 | 2014-06-18 | 天津大学 | Device for assisting in defrosting through electric heating by utilizing air outside refrigerating chamber and operating method of device |
| CN203758141U (en) * | 2014-01-10 | 2014-08-06 | 天津商业大学 | Enclosed defrosting air cooler |
| CN205119619U (en) * | 2015-09-29 | 2016-03-30 | 天津市傲绿农副产品集团股份有限公司 | Interior defrosting air -cooler |
-
2015
- 2015-09-29 CN CN201510628414.3A patent/CN105135792A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101592430A (en) * | 2009-07-15 | 2009-12-02 | 天津商业大学 | A kind of energy-saving air-cooler |
| JP2013221719A (en) * | 2012-04-19 | 2013-10-28 | Panasonic Corp | Refrigerator |
| CN102997567A (en) * | 2012-12-10 | 2013-03-27 | 天津大学 | Pressure differential defrosting device of evaporator in air cooler of refrigerated storage |
| CN203758141U (en) * | 2014-01-10 | 2014-08-06 | 天津商业大学 | Enclosed defrosting air cooler |
| CN103868309A (en) * | 2014-03-19 | 2014-06-18 | 天津大学 | Device for assisting in defrosting through electric heating by utilizing air outside refrigerating chamber and operating method of device |
| CN205119619U (en) * | 2015-09-29 | 2016-03-30 | 天津市傲绿农副产品集团股份有限公司 | Interior defrosting air -cooler |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106482435A (en) * | 2016-12-05 | 2017-03-08 | 天津商业大学 | A kind of natural Defrost method of cold storage refrigerating system |
| CN107449189A (en) * | 2017-08-30 | 2017-12-08 | 天津大学 | A kind of quick vacuum cooling unit and cooling means for eliminating evaporator defrosting waste heat |
| CN109682152A (en) * | 2018-12-17 | 2019-04-26 | 常州大学 | Low-temperature cold store air-cooler defrosting deicer |
| CN114046624A (en) * | 2021-11-15 | 2022-02-15 | 浙江凯迪制冷设备有限公司 | Air cooler installed outside refrigerator for refrigeration house |
| CN115164492A (en) * | 2022-07-21 | 2022-10-11 | 苏州翊曼生物科技有限公司 | Stop fluctuating air-cooler of temperature during defrosting |
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Application publication date: 20151209 |