CN100538226C - Cooling device and control method thereof - Google Patents
Cooling device and control method thereof Download PDFInfo
- Publication number
- CN100538226C CN100538226C CNB2006800052067A CN200680005206A CN100538226C CN 100538226 C CN100538226 C CN 100538226C CN B2006800052067 A CNB2006800052067 A CN B2006800052067A CN 200680005206 A CN200680005206 A CN 200680005206A CN 100538226 C CN100538226 C CN 100538226C
- Authority
- CN
- China
- Prior art keywords
- fan
- air
- cooling device
- compartment
- control method
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/068—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the fans
- F25D2317/0684—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the fans the fans allowing rotation in reverse direction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/12—Sensors measuring the inside temperature
- F25D2700/123—Sensors measuring the inside temperature more than one sensor measuring the inside temperature in a compartment
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
A kind of cooling device (1) and its control method that has realized the air circulation of at least two different directions therein.
Description
The present invention relates to the cooling device of a kind of improvement air circulation wherein and a kind of control method of cooling device.
Under state of the art, the air in cooling compartment and/or the compartment freezer circulates in compartment by the help of fan, so that keep the dispersion of uniform heat.Preferably, air is crossed evaporimeter.The air circulation time in compartment that has reached its minimum temperature after crossing evaporimeter is heated.As a result, the food portion that air at first touches after leaving evaporimeter is than cold 3-4 ℃ of the last food portion that touches of air.So in order to cool off the food with a certain distance from air intake, analogy is mentioned-18 ℃, the food on closer shelf has to be cooled to-22 ℃.This is not only owing to prolong cool time and reduced efficient but also improved the key element that energy consumes.
Under state of the art, change direction every indoor air stream and be suggested solution as this problem.One of them embodiment of state of the art, the U.S.'s 4736592 patents state by utilizing flap, the air that how to be controlled at container flowed to a direction in the some time, then flowed round about.Flap is by timer or heat sensor control.
Among another embodiment under present state of the art, in the cooling device of European 0862878 patents state, the direction of air stream is opposite in the time period of determining.In this embodiment, utilized two-way fan to go to change the direction of air stream.
In the embodiment in modern times, the direction that the value change air of reading according to time cycle and the heat sensor that is positioned at the somewhere flows is that deficiency goes to make the finely dispersed of heat.For example, at the cooling device of the Air Blast fan with the top that is arranged in compartment, if the food of heat is positioned on the lower shelf, the temperature of lower shelf will be higher than upper shelf.In this case, blow to the result of bottom from top as air, upper shelf will be cooled sooner, yet the food of the heat that the needs on lower shelf are cooled will be delayed.
The objective of the invention is to realize the control method of a kind of cooling device and a kind of cooling device, therein, more effectively controlled the heat dispersion in the compartment and finished cooling procedure fast.
Be designed for realizing that the cooling device of the object of the invention is illustrated in the accompanying drawings, in the accompanying drawings:
Fig. 1 is the side schematic view of cooling device.
Fig. 2 is the front schematic view of cooling device.
Fig. 3 is the front schematic view of the cooling device among another embodiment.
Fig. 4 is the front schematic view of the cooling device among another embodiment.
Fig. 5 is the flow chart 2 of control method.
Fig. 6 is the flow chart of another embodiment of control method.
Fig. 7 is the flow chart of another embodiment of control method.
Fig. 8 is the flow chart of the alternative of control method.
The number designation of element is as follows among the figure:
1. cooling device
2. compartment
3. evaporimeter
4. compressor
5,500. fans
6,600. sensors
7. control module
8. passage
9,900. passages
Cooling device 1 of the present invention comprises:
Be used to cool off and/or one or more compartments 2 of the storage food of freezing purposes;
Heat is sent at least one evaporimeter 3 of refrigerant from medium;
At least one fan 5 that air is circulated to two different directions in compartment 2 at least;
Detect different point (A, temperature B) (TA, at least two sensors 6,600 TB) in the compartment 2; With
Temperature value (the TA that control module 7 is relatively detected by sensor 6,600, TB), and the direction (F1 that provides air to flow, F2), to reach, behind the inswept evaporimeter 3 of air, according to from higher high temperature dot to low warm spot (between A and B according to the clockwise or counterclockwise direction) mode that flows, at first arrive the high temperature dot in the compartment 2.Control module 7 is collected the temperature value that is detected by sensor 6,600, and (TA, information TB) if necessary, comprise the information of whether moving about compressor 4, thereby control fan 5.For this reason, control module 7 is electrically connected compressor 4, sensor 6,600 and fan 5.
In one embodiment of the invention, compartment 2 comprises passage 8 and at least two passages 9,900, and evaporimeter 3 and fan 5 are arranged in passage 8, and at least two passages 9,900 are used to allow air enter and passing away 8.(F1 F2) from a passage 9 admission passages 8, flows through the top of evaporimeter 3 to air stream, leaves passage 8 from another passage 900 then.
In a preferred embodiment of the invention, fan 5 provide air stream (fan 5 is positioned at compartment 2 for F1, the variation of direction F2), preferably in passage 8, fan 5 can make air compartment 2 in so that (F1) or opposite (F2) direction circulate clockwise.
In another embodiment of the present invention, and air stream (F1, direction F2) is provided by two fans 5,500 side by side, and thus, one of them fan makes air only in (F1) direction circulation clockwise and another circulates (F2) (Fig. 3) in the counterclockwise direction.For example, the air of crossing evaporimeter 3 at first arrives A (F1) when having only first fan 5 work, and at first arrives B (F2) when having only 500 work of second fan.(F1 F2) produces compartment 2 in and circulates, and two fans can not be worked simultaneously in order to allow air stream.
In another embodiment of the present invention, two fans 5,500 are positioned at the different some place of compartment 2, and one of them fan makes air only in (F1) direction circulation clockwise and another circulates (F2) (Fig. 4) in the counterclockwise direction.For example, if the fan on top 5 can make air in (F1) direction circulation clockwise, then the fan 500 of bottom can make air in (F2) direction circulation counterclockwise, the air of crossing evaporimeter 3 will at first arrive A point (F1) when having only first fan 5 work, and will at first arrive B point (F2) when having only 500 work of second fan.
The control module 7 of cooling device 1 of the present invention works according to method described below:
Relatively (101) at two different some places (A, B) temperature of Jian Ceing (TA, TB);
Control (102,103) fan 5,500, (F1 F2) upward flows, and wherein, behind inswept evaporimeter 3, air at first arrives the point (from A to B or from B to A) of heat so that air is in a direction.
In this embodiment of method 100 of the present invention, if the temperature that A is ordered (TA) is more than or equal to (temperature (TB) that the B of TA 〉=TB) is ordered then makes air circulate (102) from A to B.Yet, if the temperature that B is ordered (TB) makes air circulate (103) (Fig. 5) from B to A greater than (TB〉TA) temperature (TA) that A is ordered.
In another embodiment of the present invention, comparing (101) temperature (TA, TB) before, no matter whether compressor 4 works its all controlled (105), if compressor 4 is not worked, air stream (F1 F2) stops (106), and only after compressor 4 is started working, (TA, step TB) is just carried out wherein to compare (101) temperature.
In another embodiment of the present invention, if cooling device 1 work for the first time, then after compressor 4 was started working, (F1, direction first time F2) was the direction of being set by the producer to air stream, for example from A to B.If but cooling device 1 is not work for the first time, then after compressor 4 is started working, (F1, direction first time F2) is the direction during task on the compressor 4 to air stream.
In another embodiment of the present invention, (101) temperature relatively (TA, TB) after, check (107 and 108) their difference (| TA-TB|) whether surpass the value (DT1 or DT2) that the producer is provided with, the short of value of setting that surpasses, airflow direction does not just change (104).For example, if the temperature that A is ordered (TA) is higher than the temperature (TB) that (TA〉TB) B is ordered, check then whether the difference (TA-TB) of (107) two temperature surpasses the value (DT1) that the producer is provided with.The short of value of setting (DT1) that surpasses does not just change airflow direction (104), and after the value (DT1) that surpasses producer's setting, just changes airflow direction (Fig. 7).(temperature (TB) that the B of TA＜TB) is ordered is then calculated the difference (TB-TA) of two temperature if the temperature that A is ordered (TA) is lower than.The value (DT2) of difference and producer's setting is compared (108).When this difference is lower than setting value (DT2), do not change airflow direction (104).When if this difference surpasses setting value (DT2), then change (102) air and flow to rightabout.The value of DT1 and DT2 can equate or be different.
In another embodiment of the present invention, wherein all be provided with threshold value (TAC on each sensor 6,600, TBC), not that the numerical value that will read compares mutually, but with these threshold ratios (109,110), if surpass these threshold values, then guiding is through the air stream of evaporimeter 3, so that air stream at first arrives the point that surpasses threshold value.For example, (threshold value (TAC) that the sensor 6 of TA 〉=TAC) is provided with determines that then airflow direction is from A to B (F1) if the temperature value that sensor 6 is read (TA) surpasses.(this threshold value of TA＜TAC) checks then whether temperature (TB) that another sensor 600 is read surpasses the threshold value (TBC) of sensor 600 but if the temperature value of reading is lower than.(TB 〉=TBC), then air circulation (F2) is from B to A (103), otherwise loop direction is that (102) (Fig. 8) from A to B if surpass.
When hot food is placed on the upper shelf of cooling device 1 of the present invention, will be higher than the value (TB) of sensor 600 inductions on (TA〉TB) lower shelf in the value (TA) of 6 inductions of the sensor on the upper shelf.If so, control module 7 starts top fan 5, and fan 5 can make air that air is circulated (Fig. 2) counterclockwise, so that air stream is from A to B (F1).The hot food on the upper shelf will at first arrive upper shelf owing to cross the air of evaporimeter, so will cool off apace.But, if hot food is placed on the shelf of bottom, then the value (TB) of lower shelf upper sensor 600 induction will be higher than (the value (TA) of upper shelf upper sensor 6 inductions of TA＜TB), and control module 7 will make air circulate (F2) from B to A, because cold air at first flows through lower shelf, so the food on the lower shelf will cool off.
In cooling device 1 of the present invention, by being positioned properly sensor 6,600 and fan 5,500, fan 5,500 has produced and has guaranteed that cold air at first arrives the air stream in the zone that needs most, thereby has controlled the temperature of compartment 2 on multiple spot.Therefore, improve the speed and the efficient of cooling, and reduced the consumption of energy.
Claims (10)
1. a cooling device (1) comprising: compression refrigerant and the compressor (4) that makes it to circulate in cryogen circuit; Be used to cool off and/or one or more compartments (2) of the storage food of freezing purposes; Heat is sent at least one evaporimeter (3) of refrigerant fluid from described compartment (2); Can in described compartment (2), produce air stream (F1, at least one fan (5500) F2) at least two different direction circulations; It is characterized in that, be positioned at the different some A of place of described compartment (2), B is used for detected temperatures (TA, at least two sensors (6600) TB); And control module (7), described temperature (the TA of described control module (7) by relatively detecting by described sensor (6600), TB) determine the direction (F1 that air flows, F2), and therefore control described fan (5,500), so that behind the inswept described evaporimeter of air (3), according between A and B according to clockwise or counterclockwise direction from the point of higher temperatures to the mode that the point of lower temperature flows, at first arrive the point of the higher temperatures in the described compartment (2).
2. cooling device as claimed in claim 1 (1), it is characterized in that, described compartment (2) comprises passage (8) and at least two passages (9900), described evaporimeter (3) and described fan (5500) are arranged in described passage (8), and described at least two passages (9900) are used to make air to enter and leave described passage (8).
3. as each described cooling device (1) in the above-mentioned claim, it is characterized in that, fan (5) is positioned at described compartment (2), and described fan (5) can circulate the air in the described compartment (2) to clockwise direction (F1) again to counter clockwise direction (F2).
4. as each described cooling device (1) in the claim 1 to 2, it is characterized in that, two fans (5500) are positioned at the different some place of described compartment (2), one of them fan makes air only in (F1) direction circulation clockwise, and another fan makes only circulation (F2) in the counterclockwise direction of air, so that the change of airflow direction is provided.
5. control method that is used for each described cooling device (1) of aforesaid right requirement, it comprises step: relatively (101) at the different some A of place, the temperature that B detects (TA, TB); And control (102,103) fan (5500) so that airflow direction (F1, F2) be from than focus to other point, just from B to A or from A to B.
6. control method as claimed in claim 5, it is characterized in that, C.T (TA, TB) preceding, whether described compressor (4) is working all is controlled, if not working, then described fan (5500) and air stream (F1 F2) stops (106), and only after described compressor (4) is started working, comparison step wherein (101) ability C.T (TA, TB).
7. control method as claimed in claim 6 is characterized in that, if described cooling device (1) work for the first time, then after described compressor (4) was started working, (F1, direction first time F2) was the direction of being set by the producer to described air stream.
8. control method as claimed in claim 7 is characterized in that, if described cooling device (1) is not work for the first time, then described air stream (F1, determine according to the direction of last time by direction F2).
9. as each described control method in the claim 5 to 8, it is characterized in that, comparing (101) temperature (TA, TB) after, the difference of inspection (107 and 108) temperature (| TA-TB|) whether surpass the value (DT1 or DT2) that the producer is provided with, and the short of value that surpasses this setting, airflow direction does not just change (104).
10. as each described control method in the claim 5 to 8, it is characterized in that, wherein all be provided with threshold value (TAC on each sensor (6600), TBC), and comparison step wherein (101) is the numerical value that will read with these threshold ratios (109,110), if surpass these threshold values, described air stream behind the described evaporimeter of then guiding process (3) is so that air stream at first arrives the point that surpasses threshold value.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TR2005/00510 | 2005-02-16 | ||
| TR200500510 | 2005-02-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101128711A CN101128711A (en) | 2008-02-20 |
| CN100538226C true CN100538226C (en) | 2009-09-09 |
Family
ID=36585762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006800052067A Expired - Fee Related CN100538226C (en) | 2005-02-16 | 2006-02-13 | Cooling device and control method thereof |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1848937A1 (en) |
| KR (1) | KR100924733B1 (en) |
| CN (1) | CN100538226C (en) |
| RU (1) | RU2362949C2 (en) |
| WO (1) | WO2006087669A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202008004543U1 (en) * | 2008-02-26 | 2009-07-09 | Liebherr-Hausgeräte Lienz Gmbh | Fridge and / or freezer |
| DE102010002419A1 (en) * | 2010-02-26 | 2011-09-01 | BSH Bosch und Siemens Hausgeräte GmbH | The refrigerator |
| KR20130073543A (en) * | 2011-12-23 | 2013-07-03 | 엘지전자 주식회사 | Refrigerator |
| CN110360790A (en) * | 2014-08-20 | 2019-10-22 | 东芝生活电器株式会社 | Refrigerator |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0752955B2 (en) * | 1986-02-05 | 1995-06-05 | 松下電器産業株式会社 | Projection TV receiver |
| KR0160424B1 (en) * | 1994-06-01 | 1999-01-15 | 윤종용 | Refrigerator |
| JP2000130913A (en) * | 1998-10-28 | 2000-05-12 | Toshiba Corp | Refrigerator |
| JP2000346531A (en) * | 1999-05-31 | 2000-12-15 | Toshiba Corp | Refrigerator |
-
2006
- 2006-02-13 CN CNB2006800052067A patent/CN100538226C/en not_active Expired - Fee Related
- 2006-02-13 KR KR1020077018528A patent/KR100924733B1/en not_active IP Right Cessation
- 2006-02-13 WO PCT/IB2006/050465 patent/WO2006087669A1/en active Application Filing
- 2006-02-13 RU RU2007134350/12A patent/RU2362949C2/en not_active IP Right Cessation
- 2006-02-13 EP EP06710892A patent/EP1848937A1/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP1848937A1 (en) | 2007-10-31 |
| RU2362949C2 (en) | 2009-07-27 |
| CN101128711A (en) | 2008-02-20 |
| RU2007134350A (en) | 2009-03-27 |
| KR20070103450A (en) | 2007-10-23 |
| WO2006087669A1 (en) | 2006-08-24 |
| KR100924733B1 (en) | 2009-11-04 |
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Granted publication date: 20090909 Termination date: 20180213 |
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| CF01 | Termination of patent right due to non-payment of annual fee |