CN201041447Y - Subzero low temperature frost-free cool wind machine - Google Patents
Subzero low temperature frost-free cool wind machine Download PDFInfo
- Publication number
- CN201041447Y CN201041447Y CNU200720022781XU CN200720022781U CN201041447Y CN 201041447 Y CN201041447 Y CN 201041447Y CN U200720022781X U CNU200720022781X U CN U200720022781XU CN 200720022781 U CN200720022781 U CN 200720022781U CN 201041447 Y CN201041447 Y CN 201041447Y
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- cooler
- air
- frost
- evaporator
- storage tank
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Abstract
The utility model relates to a low temperature frost-free air cooler in a refrigerating device under the condition of zero celsius, and is used for a refrigerated warehouse; the utility model comprises a direct evaporation type air cooler (1) in an evaporator with refrigerant, and an anti-frost device is arranged on the air cooler (1). The air cooler (1) provides cold air for the refrigerated warehouse, the anti-frost device sprinkles low freezing point heat conducting liquid on the surface of the evaporator to ensure that the water condensed on surface of the evaporator is removed immediately, thus the frost on the surface of the evaporator is basically prevented; the utility model has essential difference with a prior method performing the frost removal after the surface of the evaporator is frosted. The utility model is characterized in that the surface of the air cooler evaporator has no frost phenomenon under the low temperature operating condition no matter whether the humidity in the warehouse is high, the frost removal work is not required, the refrigerating effect of the air cooler to the refrigerated warehouse is guaranteed, and the energy consumption is saved, as well as the temperature stability in the warehouse is guaranteed.
Description
One, technical field:
The utility model relates to a kind of refrigeration heat transmission equipment in the refrigerating plant, the Celsius sub-zero temperature frostless air-cooler of specifically a kind of freezer in the refrigerating plant.
Two, background technology:
Cool equipment is put in the heat absorption that air-cooler is mounted in the freezer, and it arranges atmosphere outside the storehouse at the systemic heat of freezer by the cold-producing medium circulation, thereby makes the low temperature environment that keeps relative stability in the freezer.Remain on about 0 ℃ for Ku Wen, or be lower than 0 ℃ refrigerated depot section, the air-cooler evaporator surface temperature is usually less than 0 ℃, so the moisture in the freezer is often in the surperficial frosting of evaporimeter.Because the thermal conductivity factor of frost is 1/120 of a metal, so behind the metallic evaporimeter frosting, heat transfer efficiency reduces, the heat exchange weak effect, storehouse temperature drop temperature is slow, and energy consumption is increased.When frosting was serious, the heat exchange effect reduced greatly, and the storehouse temperature drop does not get off, and cold-producing medium evaporation simultaneously is not enough, causes the refrigeration compressor liquid hammer fault outside the storehouse.
Freezer all is provided with corresponding defrosting device at the air-cooler of sub-zero temperature operation Celsius both at home and abroad at present, mainly contains hot water defrosting, the defrost of cold-producing medium backheat, electricity-heated defrosting etc.High humidity and frequent input work, one day needs of defrost work 2～3 times.No matter be which kind of defrost form and method, defrost process all is inverse process all invalid energy consumption concerning refrigeration of refrigeration.Defrost process can reach 10～30% of freezer consumption cold, and the heat of bringing into simultaneously can cause the storehouse temperature fluctuation more than 5 ℃.The electric heater defrosting of some miniature cold storage can cause the storehouse temperature fluctuation more than 10 ℃.So big storehouse temperature fluctuation is had a greatly reduced quality the fresh-keeping effect of repertory.Therefore sub-zero temperature frosting Celsius is a great problem that freezer equipment need solve.
Three, summary of the invention:
The purpose of this utility model provides a kind of sub-zero temperature Celsius frostless air-cooler, it can make air-cooler under sub-zero temperature operating condition Celsius, no matter how high humidity is in the storehouse, the air-cooler evaporator surface does not have the frosting phenomenon, need not the operation that defrosts, guaranteed the refrigeration of air-cooler, saved energy consumption freezer.
For achieving the above object, the technical scheme that the utility model is taked is: be on the air-cooler basis of cold-producing medium commonly used at present direct vaporation-type in evaporimeter, set up the demisler that spills the low freezing point conductive fluid to evaporator surface cloth, promptly include the air-cooler of cold-producing medium direct vaporation-type in evaporimeter, air-cooler is provided with demisler.Described demisler includes fluid storage tank, liquid distributor, circulating pump etc., is placed with the low freezing point conductive fluid in the fluid storage tank.Fluid storage tank is communicated with liquid distributor by circulating pump, and liquid distributor is arranged on the upside of air-cooler evaporimeter, and fluid storage tank is arranged on the downside of evaporimeter.
During its work, provide cold wind by air-cooler to freezer, demisler dehumidifies to the evaporimeter of air-cooler, and its process does not increase invalid energy consumption.The circulating pump of demisler is delivered to liquid distributor with the low freezing point conductive fluid in the fluid storage tank, by liquid distributor the surperficial cloth of evaporimeter is spilt the low freezing point conductive fluid, and the moisture that condenses in evaporator surface is removed immediately, reaches the situation of the frostless operation of air-cooler.The low freezing point conductive fluid is stored in the fluid storage tank behind the absorption portion cold when removing evaporator surface moisture, and when refrigeration plant stopped cooling, conductive fluid was arranged the cold of its storage in freezer again.
Described air-cooler is cold-producing medium direct air-cooler of vaporation-type in evaporimeter, comprises wall-hanging, console mode, ceiling mounting type, top air-out formula, air-out type etc. down.
Described low freezing point conductive fluid, kind is a lot, can adopt salting liquid or anti-icing fluid etc.
The version of described liquid distributor is also a lot, can be the pipe that is provided with a plurality of apertures.
Described fluid storage tank is provided with overflow pipe, conductive fluid concentration adjuster.When conductive fluid when removing evaporator surface moisture, also moisture is brought in the fluid storage tank and continuous dilution conductive fluid, can add the higher conductive fluid of concentration by conductive fluid concentration adjuster, to adjust the concentration of conductive fluid in the fluid storage tank, when conductive fluid reaches certain liquid level in the fluid storage tank, can emit from overflow pipe.
For more effectively frost prevention, the frost prevention net can be arranged in the arranged outside of evaporimeter, liquid distributor spills the low freezing point conductive fluid to evaporator surface and frost prevention screen cloth.
Because the utility model is on the air-cooler basis of cold-producing medium direct vaporation-type in evaporimeter, set up demisler, demisler is sprinkled upon the moisture that will condense on the evaporator surface at any time on the evaporator surface with the uniform cloth of low freezing point conductive fluid and takes away, and has fundamentally prevented the frosting of evaporator surface.It is different from existing defroster fully, and existing defroster is just to defrost after the evaporator surface frosting.Therefore, utility model has can make air-cooler under sub-zero temperature operating condition Celsius, and no matter how high humidity is in the storehouse, the air-cooler evaporator surface does not have the frosting phenomenon, need not the operation that defrosts, guaranteed the refrigeration of air-cooler, and saved characteristics such as energy consumption maintenance storehouse temperature is stable freezer.
Four, description of drawings
Accompanying drawing is a schematic diagram of the present utility model.
Five, the specific embodiment
Accompanying drawing is an embodiment of the present utility model, is on air-cooler 1 plinth of cold-producing medium commonly used at present direct vaporation-type in evaporimeter, sets up the demisler that spills the low freezing point conductive fluid to evaporator surface cloth.Promptly include the air-cooler 1 of cold-producing medium direct vaporation-type in evaporimeter, blower fan 1 is provided with demisler.Described demisler includes fluid storage tank 2, liquid distributor 3, circulating pump 4 etc., is placed with the low freezing point conductive fluid in the fluid storage tank 2.Fluid storage tank 2 is communicated with liquid distributor 3 by circulating pump 4, and liquid distributor 3 is arranged on the upside of air-cooler 1 evaporimeter, and fluid storage tank 2 is arranged on the downside of evaporimeter.
Described air-cooler 1 is cold-producing medium direct air-cooler of vaporation-type in evaporimeter, comprises wall-hanging, console mode, ceiling mounting type, top air-out formula, air-out type etc. down.Present embodiment is wall-hanging and the ceiling mounting type air-cooler.
The low freezing point conductive fluid of present embodiment is rust inhibition salting liquid and polyalcohols.
The liquid distributor 3 of present embodiment is for being provided with the pipe of a plurality of apertures.
Present embodiment also has frost prevention net 7 in the arranged outside of evaporimeter, and 3 pairs of evaporator surfaces of liquid distributor and frost prevention net 7 cloth spill the low freezing point conductive fluid.
The fluid storage tank 2 of present embodiment is provided with overflow pipe 5, conductive fluid concentration adjuster 6.After conductive fluid is by the dilution of evaporimeter surface moisture, can add the higher conductive fluid of concentration by conductive fluid concentration adjuster 6, adjust the concentration of conductive fluid in the fluid storage tank; When conductive fluid reaches certain liquid level in the fluid storage tank 2, can emit from overflow pipe 5.
During this implementation, provide cold wind by air-cooler 1 to freezer, demisler dehumidifies to the evaporimeter of air-cooler 1.The circulating pump 4 of demisler is delivered to liquid distributor 3 with the low freezing point conductive fluid in the fluid storage tank 2, spills the low freezing point conductive fluid by the surperficial cloth of 3 pairs of evaporimeters of liquid distributor, and the moisture that condenses in evaporator surface is removed immediately.Simultaneously, be stored in the fluid storage tank 2 behind the conductive fluid absorption portion cold, when refrigeration plant stopped cooling, conductive fluid was arranged the cold of its storage in freezer again.
Therefore the utility model is different from existing defroster fully, and existing defroster is After the evaporator surface frosting, just defrost; And the utility model will condense on the evaporator surface at any time Moisture take away, fundamentally prevented the frosting of evaporator surface; The utility model and existing defrosting side Method has difference in essence. Therefore, the utlity model has air-cooler is moved at sub-zero temperature Celsius Under the operating mode, no matter how high humidity is in the storehouse, and air-cooler 1 evaporator surface does not have frost, need not the operation that defrosts, Guarantee the refrigeration of air-cooler to freezer, and saved the characteristics such as energy consumption assurance storehouse temperature is stable.
Claims (6)
1. frostless air-cooler of sub-zero temperature Celsius includes cold-producing medium direct air-cooler (1) of vaporation-type in evaporimeter, it is characterized in that also including the demisler that spills the low freezing point conductive fluid to evaporator surface cloth.
2. the frostless air-cooler of sub-zero temperature Celsius according to claim 1, it is characterized in that described demisler includes fluid storage tank (2), liquid distributor (3), circulating pump (4), fluid storage tank is placed with the low freezing point conductive fluid in (2), fluid storage tank (2) is communicated with liquid distributor (3) by circulating pump (4), liquid distributor (3) is arranged on the upside of air-cooler (1) evaporimeter, and fluid storage tank (2) is arranged on the downside of evaporimeter.。
3. the frostless air-cooler of sub-zero temperature Celsius according to claim 1 is characterized in that described low freezing point conductive fluid is salting liquid/or anti-icing fluid.
4. the frostless air-cooler of sub-zero temperature Celsius according to claim 1 is characterized in that described liquid distributor (3) is for being provided with the pipe of a plurality of apertures.
5. the frostless air-cooler of sub-zero temperature according to claim 1 is characterized in that described fluid storage tank (2) is provided with overflow pipe (5), conductive fluid concentration adjuster (6).
6. the frostless air-cooler of sub-zero temperature according to claim 1 is characterized in that in the arranged outside of evaporimeter frost prevention net (7) being arranged, and liquid distributor (3) spills the low freezing point conductive fluid to evaporator surface and frost prevention net (7) cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720022781XU CN201041447Y (en) | 2007-06-01 | 2007-06-01 | Subzero low temperature frost-free cool wind machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720022781XU CN201041447Y (en) | 2007-06-01 | 2007-06-01 | Subzero low temperature frost-free cool wind machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201041447Y true CN201041447Y (en) | 2008-03-26 |
Family
ID=39253156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720022781XU Expired - Fee Related CN201041447Y (en) | 2007-06-01 | 2007-06-01 | Subzero low temperature frost-free cool wind machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201041447Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258435A (en) * | 2015-11-19 | 2016-01-20 | 吕五有 | Water defrosting sealing blade for evaporator of cold storage house |
| CN105466116A (en) * | 2016-01-11 | 2016-04-06 | 苟仲武 | Device and method for keeping evaporator frostless work |
| CN106196846B (en) * | 2015-04-30 | 2020-09-08 | 青岛海尔智能技术研发有限公司 | Refrigerator with a door |
-
2007
- 2007-06-01 CN CNU200720022781XU patent/CN201041447Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106196846B (en) * | 2015-04-30 | 2020-09-08 | 青岛海尔智能技术研发有限公司 | Refrigerator with a door |
| CN105258435A (en) * | 2015-11-19 | 2016-01-20 | 吕五有 | Water defrosting sealing blade for evaporator of cold storage house |
| CN105258435B (en) * | 2015-11-19 | 2019-06-14 | 吕五有 | A kind of freezer evaporator water defrosting sealing blade |
| CN105466116A (en) * | 2016-01-11 | 2016-04-06 | 苟仲武 | Device and method for keeping evaporator frostless work |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080326 Termination date: 20110601 |