CN100427857C - Method for controlling heater of refrigerator - Google Patents
Method for controlling heater of refrigerator Download PDFInfo
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- CN100427857C CN100427857C CNB2004100719980A CN200410071998A CN100427857C CN 100427857 C CN100427857 C CN 100427857C CN B2004100719980 A CNB2004100719980 A CN B2004100719980A CN 200410071998 A CN200410071998 A CN 200410071998A CN 100427857 C CN100427857 C CN 100427857C
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Abstract
The present invention relates to a control method for a heater of a refrigerator. The present invention is used for a refrigerator provided with a distributor connected with a water storage pool by a water feed pipe, and a temperature sensor at one side of the refrigerator for detecting surrounding temperature. The control method comprises the following steps: temperature detection step, the surrounding temperature of the refrigerator is detected; first heating energy output step, when the surrounding temperature detected in the temperature detection step is higher than the preset temperature, the heater controls on/off output according to first preset time interval; second heating energy output step, when the surrounding temperature detected in the temperature detection step is lower than certain temperature, the control of the driving time of the heater is longer than stopping time. The present invention detects the surrounding temperature of the refrigerator by the temperature sensor, and controls the drive of the heater by the detected temperature range. Therefore, the present invention can prevent the phenomenon of moisture condensation in the distributor, and can maintain the temperature inside the water storage pool to be in the optimal state.
Description
Technical field
The present invention relates to a kind of method for controlling heater of refrigerator.
Background technology
Recently, along with the The Enlargement Tendency of refrigerator, the refrigerator of Tui Chuing has the refrigerator doors do not opened on the market, also can take out the function of water or ice from refrigerator inside.
In aforesaid refrigerator, by the distributor that forms previously of refrigerator doors, the user is also desirable water outlet when not opening refrigerator doors.The user takes out the water feed path of water from above-mentioned distributor as follows: for example, be provided with the feed pipe that is connected in the first-class water-supply source of the fire hose, above-mentioned feed pipe will be via the inside of refrigerator.And, after the water of supplying with by above-mentioned feed pipe supplies to tank, be re-supplied to distributor and take out for the user.
As shown in Figure 1, be provided with the tank 70 that is used to supply with water at current refrigerator, above-mentioned tank 70 is connected in the feed pipe (not shown) and is arranged at the inside of distributor 40.Thus, the user can draw water at any time and not be subjected to the restriction of time by above-mentioned distributor 40.
In addition, for the phenomenon of the Mechanism of External Condensation of Vapor that prevents above-mentioned distributor 40, as shown in Figure 1, a side of tank 70 is equipped with heater 50.Above-mentioned heater 50 carries out ON/OFF (on-off) at interval with predefined given time and drives, thereby suppresses the phenomenon of distributor 40 Mechanism of External Condensation of Vapor.Wherein, the state of the work of above-mentioned heater and tank is irrelevant.
In addition, above-mentioned heater 50 add heat for can suppress the heat of dispenser exterior dewfall degree, and be within the scope that temperature control does not exert an influence in to refrigerator environment temperature and refrigerator.
As mentioned above, irrelevant with the state of tank in current refrigerator, at interval heater is carried out the ON/OFF driving with certain hour, thereby prevent the generation of distributor dewfall phenomenon.Thus, the internal temperature of suitable maintenance tank is not carried out any control, when tank keeps very low temperature, if heater is in closed condition, icing phenomenon will take place in tank inside.Consequently, owing to can't supply with water to distributor, may cause the user can't take out the problem of water from tank.
Summary of the invention
In order to overcome the above-mentioned shortcoming that current refrigerator exists, the invention provides a kind of method for controlling heater of refrigerator, so that the phenomenon of freezing does not take place in the water in its dispenser device inner storing water pond, and the driving of corresponding control heater.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of refrigerator heater control method, for being provided with the distributor that is connected in tank by feed pipe, and the refrigerator of the temperature sensor that is used for detecting environment temperature is installed in a side of refrigerator, it is characterized in that, comprise following several steps: the temperature detection step, detection is positioned at the temperature around the refrigerator; The 1st heat energy output step, the environment temperature that detects in said temperature detects step is for both more than fixed temperature A ℃ the time, heater in periodic intermittently heating process, its driving time in each cycle with stop heat time heating time and equate to control ON/OFF exporting; The 2nd heat energy output step, detecting the environment temperature that detects in the step at said temperature is below uniform temperature B ℃ the time, and heater is in periodic intermittently heating process, and it is long that its driving time ratio in each cycle stops heat time heating time.
Aforesaid refrigerator heater control method, wherein in the 1st heat energy output step, above-mentioned both fixed temperatures are about 25 ℃ for A ℃, and the 1st driving time of heater control ON/OFF and is exported with stopping heat time heating time and all being made as 30 minutes.
Aforesaid refrigerator heater control method, wherein in the 2nd heat energy output step, above-mentioned uniform temperature B ℃ is about 10 ℃, and the heater-driven time is made as the time that 50 minutes, heater stop to heat and was made as 10 minutes and controlled.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the longitudinal sectional view of existing dispenser for refrigerator.
Fig. 2 is that the present invention is used to regulate dispenser for refrigerator tank temperature controlling structured flowchart.
Fig. 3 is the longitudinal sectional view of dispenser for refrigerator of the present invention.
Fig. 4 is the control flow chart of heater-driven in the tank adjustment of dispenser for refrigerator of the present invention.
The number in the figure explanation:
100: signal input part 110: display part
120: temperature sensor 130: microcontroller
140: distributor 150: heater
160: power suppling part 170: tank
The specific embodiment
As shown in Figure 2, control structure of the present invention includes following several sections: be used for the power suppling part 160 to the refrigerator shell supply power; The signal input part 100 that is used for input operation signal (temperature, operating function etc.); Be used for display part 110 to user's display operation signal; The taking-up portion 180 that is used to take out water and is provided with; Be used to heat the heater 150 of tank; Be installed on the outside of refrigerator, be used to detect the temperature sensor 120 of refrigerator environment temperature; The microcontroller 130 of the driving of the temperature value that transmits according to said temperature sensor 120 and control heater 150.
The environment temperature that detects by said temperature sensor 120 is sent to microcontroller 130, and above-mentioned microcontroller 130 compares refrigerator environment temperature that transmits and the temperature range that presets, and according to the heating of the environment temperature decision heater of refrigerator whether.Thus, according to the judgement of above-mentioned microcontroller 130, when the environment temperature of refrigerator when both fixed temperature is above, the ON/OFF of heater 150 drives and is controlled to be the 1st and adds thermal output; When the environment temperature of refrigerator when both fixed temperature is following, the ON/OFF of heater 150 drives and then is controlled to be the 2nd and adds thermal output.
Above-mentioned the 1st heating is output as heater in periodic intermittently heating process, its driving time in each cycle with stop heat time heating time and equate; Above-mentioned the 2nd heating is output as heater 150 in periodic intermittently heating process, and it is long that its driving time ratio in each cycle stops heat time heating time.
Simultaneously, be provided with a reference value of the tank internal temperature corresponding in the above-mentioned microcontroller, thereby detect the tank temperature inside corresponding to the environment temperature of temperature sensor 120 transmission with environment temperature.
As shown in Figure 3, refrigerator of the present invention is provided with distributor 140, and can be by above-mentioned distributor 140 desirable water outlets.It is provided with the tank 170 that is used to supply with water, and the feed pipe of above-mentioned tank 170.Thus, the user can supply to water by above-mentioned distributor 140, and is not subjected to the restriction of time.
And a side of refrigerator is provided with the temperature sensor 120 of the environment temperature that is used to detect refrigerator.Simultaneously, the outside of tank 170 is equipped with heater 150, is used to prevent that the outside of above-mentioned distributor 140 from the dewfall phenomenon taking place, and the water temperature in the tank 170 can be kept uniform temperature.Above-mentioned heater 150 is according to the temperature detection value that is installed on the temperature sensor of refrigerator, when the environment temperature of refrigerator when both fixed temperature is above, then control above-mentioned heater 150 and export step by the 1st heat energy and heat; When the environment temperature of refrigerator when both fixed temperature is following, then drive above-mentioned heater 150 and heat by the step of the 2nd heat energy output.
Wherein, the dewfall phenomenon takes place for the outside that can suppress distributor 140 in the heat that adds of above-mentioned heater 150, and the water temperature that can make tank keeps the heat of the degree of proper temperature, and within the scope that temperature control does not exert an influence in to refrigerator environment temperature and refrigerator.
Because the present invention according to the environment temperature that is positioned at refrigerator and the driving of control heater 150, keeps optimum state so can control the water temperature of tank 170.
That is, detect environment temperature by the temperature sensor 120 that is arranged at the outside side of refrigerator, the environment temperature of detection then is sent to microcontroller 130.Above-mentioned microcontroller 130 is used to control above-mentioned heater 150, and the environment temperature of the refrigerator that detects when temperature sensor 120 is when both fixed temperature is above, and control heater 150 carries out switch transition (turn on-off) at interval with the 1st given time.
Simultaneously, the environment temperature of the refrigerator that detects when temperature sensor 120 is when both fixed temperature is following, and 130 of above-mentioned microcontrollers are controlled above-mentioned heaters 150 and added thermal output with the 2nd and carry out switch transition (turnon-off).
In the present invention, refrigerator is connected power supply, and cool cycles begins circulation and cool-air feed in refrigerator.In the cool-air feed, the water in the tank 170 supplies in the taking-up portion 180 of distributor 140 by feed pipe in refrigerator.Thus, the user can be at any time taking-up portion 180 by distributor 140 obtain supply water, and be not subjected to the restriction of time.
Wherein, in order to control the state that water does not freeze and maintenance is best in the above-mentioned tank 170, side at refrigerator among the present invention is equipped with temperature sensor 120, is used to detect its environment temperature, suitably regulates with the state of the tank 170 of correspondence by grasping environment temperature.
That is, the present invention detects by the temperature sensor 120 that is arranged at refrigerator one side and is positioned at refrigerator temperature control 200 steps on every side.Said temperature sensor 120 is sent to microcontroller 130 with the temperature value that detects, and 130 of above-mentioned microcontrollers are according to the temperature value that transmits and the driving of control heater 150.
That is, above-mentioned microcontroller 130 when the environment temperature of refrigerator for both more than fixed temperature A ℃ the time, above-mentioned microcontroller 130 controls drive to being used for and prevent that distributor from the algorithm of dewfall phenomenon taking place.Simultaneously, microcontroller is to prevent that the 1st of dewfall phenomenon algorithm correspondence from adding thermal output and carrying out switch drive control.Wherein, the above-mentioned the 1st adds thermal output and is defined as the driving time that makes heater 150 with identical output, identical set interval and drive.As the embodiment among the present invention, above-mentioned both fixed temperatures are set at about 25 ℃ for A ℃, and given time is appointed as about 30 minutes, with the ON/OFF driving of 30 minutes interval control heaters.
Thus, after driving heater 150 with the 1st given time, when the 1st given time through out-of-date, heater 150 stops with the 1st given time.That is, after the driving of heater 150 is exported 30 minutes (the 220th step), just stop the driving 30 minutes (the 230th step) of heater 150.Thus, so can prevent the water temperature of tank 170 and rise to more than the appropriate value.
Simultaneously, in the 210th step, microcontroller 130 judges whether the refrigerator environment temperature that detects by temperature sensor 120 is (the 240th step) below uniform temperature B ℃, in above-mentioned judged result, when the environment temperature of refrigerator is not below uniform temperature B ℃ the time, that carries out the 220th step prevents the dewfall algorithm, and heater 150 drives (the 220th step) with the 1st given time, when the 1st given time through out-of-date, heater 130 stops (the 230th step) with given time.
But, in above-mentioned the 240th step, when the environment temperature of refrigerator is below uniform temperature B ℃ the time, microcontroller 130 is judged that tanks 170 temperature inside are very low and may be formed icing, thereby control is carried out in order to prevent the algorithm of tank inner icing phenomenon, and control heater 150 adds thermal output with the 2nd and drives.Wherein, the above-mentioned the 2nd to add the driving time of thermal output definition heater 150 longer relatively than the driving dwell time of heater 150.That is, drive heater 150 with the 1st certain hour after, when the 1st certain hour through out-of-date, stop heater 150 with the 2nd certain hour.For example, when the driving time of heater 150 is output as 50 minutes (the 250th step), then driving (the 260th step) to stop heater 150 in 10 minutes.By as mentioned above the driving of heater 150 being controlled, thereby prevent that tank 170 from icing phenomenon taking place because of internal temperature descends.
Wherein, the environment temperature of whether and relatively judging for the driving of control heater 150 is decided according to experiment value.That is,, be set at the driving whether reference temperature value that is used for control heater 150 with the tank 170 inner environment temperatures that icing initial point takes place.In the present invention, above-mentioned uniform temperature B ℃ embodiment is set at about below 10 ℃, when above-mentioned situation below 10 ℃, then can be judged as the generation condition of freezing.
And the dewfall phenomenon takes place in the heat that adds of above-mentioned heater 150 in preventing distributor 140, and interior setting of scope that prevents minimum temperature output icing in the tank 170.Thus, carry out in the scope that temperature does not exert an influence in to the environment temperature of refrigerator and refrigerator, and set according to experiment value.
As mentioned above, in the present invention, according to the scope that is positioned at the temperature around the refrigerator and the driving of control heater, thereby prevent to be used to for distributor supplies to water to store the phenomenon of freezing takes place in the tank of water, and with this as basic technological thought.That is, the present invention may take place in tank in 10 ℃ of scopes of environment temperature of icing phenomenon, the variable algorithm that is used for the control time of heater-driven.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
The effect of invention
Refrigerator heater control method among the present invention has following effect:
In the present invention, detect the temperature be positioned at around the refrigerator by temperature sensor, and according to detecting Temperature range and the driving of control heater. Its result can prevent from taking place in the distributor dewfall phenomenon, with The time can make the temperature of tank inside keep optimum state, thereby can prevent in advance that tank is inner ties Ice, and make the user at any time take out water by distributor.
Claims (3)
1, a kind of refrigerator heater control method for being provided with the distributor that is connected in tank by feed pipe, and is equipped with the refrigerator of the temperature sensor that is used for detecting environment temperature in a side of refrigerator, it is characterized in that, comprises following several steps:
The temperature detection step, detection is positioned at the temperature around the refrigerator;
The 1st heat energy output step, the environment temperature that detects in said temperature detects step is for both more than fixed temperature A ℃ the time, heater in periodic intermittently heating process, its driving time in each cycle with stop heat time heating time and equate to control ON/OFF exporting;
The 2nd heat energy output step, detecting the environment temperature that detects in the step at said temperature is below uniform temperature B ℃ the time, and heater is in periodic intermittently heating process, and it is long that its driving time ratio in each cycle stops heat time heating time.
2, refrigerator heater control method according to claim 1 is characterized in that,
In above-mentioned the 1st heat energy output step,
Above-mentioned both fixed temperatures are 25 ℃ for A ℃, and the 1st driving time of heater control ON/OFF and exported with stopping heat time heating time and all being made as 30 minutes.
3, refrigerator heater control method according to claim 1 is characterized in that,
In above-mentioned the 2nd heat energy output step,
Above-mentioned uniform temperature B ℃ is 10 ℃, and the heater-driven time is made as the time that 50 minutes, heater stop to heat and was made as 10 minutes and controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100719980A CN100427857C (en) | 2004-09-20 | 2004-09-20 | Method for controlling heater of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100719980A CN100427857C (en) | 2004-09-20 | 2004-09-20 | Method for controlling heater of refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1752680A CN1752680A (en) | 2006-03-29 |
| CN100427857C true CN100427857C (en) | 2008-10-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100719980A Expired - Fee Related CN100427857C (en) | 2004-09-20 | 2004-09-20 | Method for controlling heater of refrigerator |
Country Status (1)
| Country | Link |
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| CN (1) | CN100427857C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101749908B (en) * | 2008-12-08 | 2012-03-14 | 博西华家用电器有限公司 | Refrigerator |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150075895A (en) * | 2013-12-26 | 2015-07-06 | 동부대우전자 주식회사 | Method and apparatus for controlling refrigerator to prevent dew from forming thereon |
| US11698223B2 (en) | 2020-01-21 | 2023-07-11 | Whirlpool Corporation | System and method for temperature control of refrigerator with convertible compartment |
| CN112212597A (en) * | 2020-10-23 | 2021-01-12 | 海信容声(广东)冰箱有限公司 | Refrigerator and control method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5526854A (en) * | 1992-11-02 | 1996-06-18 | White Consolidated Industries, Inc. | Through the door water and ice dispenser |
| CN2366805Y (en) * | 1999-01-19 | 2000-03-01 | 深圳新世纪饮水科技有限公司 | Temp.-control device for drinking water machine with refrigerator |
| CN2515618Y (en) * | 2001-12-24 | 2002-10-09 | 苏州三星电子有限公司 | Refrigerator door with drinking water function |
| JP2003292097A (en) * | 2002-04-02 | 2003-10-15 | Hoshizaki Electric Co Ltd | Cold beverage feeder |
| KR20040007079A (en) * | 2002-07-16 | 2004-01-24 | 구종철 | Refrigerator combined with hot and cold water purifier without water storage tank and cold water tank |
| JP2004042996A (en) * | 2002-07-15 | 2004-02-12 | Hoshizaki Electric Co Ltd | Cold beverage supplying device |
-
2004
- 2004-09-20 CN CNB2004100719980A patent/CN100427857C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5526854A (en) * | 1992-11-02 | 1996-06-18 | White Consolidated Industries, Inc. | Through the door water and ice dispenser |
| CN2366805Y (en) * | 1999-01-19 | 2000-03-01 | 深圳新世纪饮水科技有限公司 | Temp.-control device for drinking water machine with refrigerator |
| CN2515618Y (en) * | 2001-12-24 | 2002-10-09 | 苏州三星电子有限公司 | Refrigerator door with drinking water function |
| JP2003292097A (en) * | 2002-04-02 | 2003-10-15 | Hoshizaki Electric Co Ltd | Cold beverage feeder |
| JP2004042996A (en) * | 2002-07-15 | 2004-02-12 | Hoshizaki Electric Co Ltd | Cold beverage supplying device |
| KR20040007079A (en) * | 2002-07-16 | 2004-01-24 | 구종철 | Refrigerator combined with hot and cold water purifier without water storage tank and cold water tank |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101749908B (en) * | 2008-12-08 | 2012-03-14 | 博西华家用电器有限公司 | Refrigerator |
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| Publication number | Publication date |
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| CN1752680A (en) | 2006-03-29 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Taizhou LG Electronics Refrigerator Co., Ltd. Assignor: Lejin Electronic and Electric Appliance Co., Ltd. (Tianjin) Contract fulfillment period: 2009.1.1 to 2019.1.1 contract change Contract record no.: 2009320001652 Denomination of invention: Method for controlling heater of refrigerator Granted publication date: 20081022 License type: Exclusive license Record date: 2009.9.7 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.1.1 TO 2019.1.1; CHANGE OF CONTRACT Name of requester: TAIZHOU LG ELECTRONICS FREEZER CO., LTD. Effective date: 20090907 |
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| ASS | Succession or assignment of patent right |
Owner name: TAIZHOU LG ELECTRONICS FREEZER CO., LTD. Free format text: FORMER OWNER: LG ELECTRONICS ( TIANJIN ) ELECTRICAL APPLIANCES CO., LTD. Effective date: 20091225 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20091225 Address after: No. 2 Yingbin Road, Taizhou Economic Development Zone, Jiangsu Patentee after: Taizhou LG Electronics Refrigerator Co., Ltd. Address before: Beichen District, Tianjin Xing Lake Road Patentee before: Lejin Electronic and Electric Appliance Co., Ltd. (Tianjin) |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081022 Termination date: 20120920 |