CN1180158A - Apparatus for controlling amount of feeding water in automatic ice maker of refrigerator - Google Patents
Apparatus for controlling amount of feeding water in automatic ice maker of refrigerator Download PDFInfo
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- CN1180158A CN1180158A CN 97114963 CN97114963A CN1180158A CN 1180158 A CN1180158 A CN 1180158A CN 97114963 CN97114963 CN 97114963 CN 97114963 A CN97114963 A CN 97114963A CN 1180158 A CN1180158 A CN 1180158A
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- detection sensor
- moisture detection
- ice
- ice pan
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Abstract
The invention relates to a regulator for a feed water amount for an automatic icemaker of a refrigerator by measuring a water level in the icemaker and setting a predetermined quantity of feed water. It comprises a first moisture sensor and a second moisture sensor controlling water supply upon energizing of the sensor with the water in the container at a position of opposite side to a position of the side supplied with the water. The sensors are disposed on an initial recess and a last recess in the container, and a feed water pump is stopped ater the recessesare fully filled with a quantity of the water at a full water level.ce releasing operation can be not only smoothly conducted after the icemaking operation, but also an ice production efficiency can be increased .
Description
The present invention relates to a device that is used for controlling the automatic ice maker of refrigerator output, device that is used for controlling the automatic ice maker output particularly is fed to the water yield in the automatic ice maker of refrigerator with control consistently.
A refrigerator has a refrigerating chamber, a refrigerating chamber and an ice-making compartment.The cold air that cooler is produced supplies to refrigerating chamber, refrigerating chamber and ice-making compartment by a fan.An ice maker is housed in ice-making compartment.Water is fed in the ice pan that is arranged in the ice-making compartment, and the water in the ice pan is frozen into and is ice.After ice was made into, ice pan was by drive unit rotation and upset, in order that ice is separated from ice pan.Store the ice that separates, again water is provided in the ice pan, be used for repetition ice making operation.
An example of ice machine is disclosed in the United States Patent (USP) NO.4 by people such as Yamada application, in 909,039.
Fig. 1 is the diagrammatic top view of ice maker 4.The top of the ice-making compartment of ice maker 4 comprises a tetragonal housing 50 in right angle.Place, an end in the rear surface of housing 50 is provided with a L shaped support member 41 that stretches out backward.
In housing 50, packing into one has the drive unit 49 of 48, one gear mechanisms 47 of a motor and an output shaft 46.Drive unit 49 reduce the rotating speed of motor 48 by gear mechanism 47 and will reduce after rotating speed pass to output shaft 46.
In support member 41, be provided with an ice pan 45.The front portion of the central authorities of ice pan 45 is connected to output shaft 46, and the rear portion of the central authorities of ice pan 45 is supported by support member 41 rotations by a back shaft 42.The revolving force that is produced by motor 48 is delivered on the output shaft 46 by gear mechanism 47, and ice pan 45 is rotated by the rotation of output shaft 46.
Be formed with a projection 43 at the rear portion of ice pan 45, projection 43 is contact support member 41 during ice pan 45 rotates towards rightabout, is used to prevent the rotation of ice pan 45.The hexahedral shape that ice pan 45 is opening wide for upper surface.The inside of ice pan 45 is divided into the concave portions 44 of many ice makings.
The side section of concave portions 44 is reverse platform shape, in order that make ice be easy to leave from ice pan 45.An aquaporin 45a is formed at the top that is used to cut apart the partition 44p of concave portions 44, and it is used for receiving the water of the concave portions 44 of adjacent filling predetermined amount of water, or the adjacent concave portions 44 that supplies water.
Provide water by an ice making water supply installation for ice pan 45.Fig. 2 represents to be applied in the sketch of the water supply installation 39 in the conventional refrigerator ice machine.
Ice making water supply installation 39 has an ice making supply tank 37 that is located in the refrigerator.Also have a water receiving tank 38, be used to receive the water that is contained in the ice making supply tank 37.Other at water receiving tank 38, a measurement water tank 58 links to each other with water receiving tank 38, is used to provide constant amount of water to arrive ice pan 45.
Above measuring water tank 58, a supply-water pump 36 is arranged, be used for delivering to ice pan 45 being contained in the water of measuring in the water tank 58 by feed pipe 35.Supply-water pump 36 sucks by suction hose 36a and has the water of measuring in the water tank 58.In addition, a temperature sensor (not diagram) is arranged in ice pan 45, be used for detecting all temperature of ice-making process, detect by the formed ice of the water of freezing supply.
Above measurement water tank 58, be provided with a pair of adjacent moisture detection sensor 54.The lead-in wire of moisture detection sensor 54 is connected to (not diagram) on the microcomputer, and each lower end of moisture detection sensor 54 is immersed in the water of measuring water tank 58.
At first, the ice pan 45 that keeps flat receives the water of measuring in the water tank 58 by the operation of supply-water pump 36 under level.When supply-water pump 36 during in initial manipulation, the big water gaging of measuring in the water tank 58 is inhaled into owing to the high speed rotating of pump.When water was inhaled into and is fed in the ice pan 45, the water of measuring in the water tank 58 reduced.Then, the water in the water receiving tank 38 is transferred to and is measured in the water tank 58.At this moment, the water yield that is fed in the ice pan 45 is greater than the water yield that flows in the measurement water tank 58, and the end portion that water tank 58 is measured in this immersion to moisture detection sensor 54 just is exposed at the top of the water surface.
When the bottom of moisture detection sensor 54 was exposed at water surface top, supply-water pump 36 shut down under the control of microcomputer signal.
When the water in measuring water tank 58 reduced, the water in the water receiving tank 38 flowed in measuring water tank 58.During this time, the bottom of moisture detection sensor 54 was exposed to above the water surface in the relatively shorter time after the initial operation of supply-water pump 36, and after supply-water pump 36 shut down, the water in the water receiving tank 38 continues to flow into to be measured in the water tank 58.Therefore, water receiving tank 38 just becomes identical with two waters surface in measuring water tank 58.
The water that is fed in the ice pan 45 in turn flows in each concave portions 44 by the aquaporin 45a that is formed on the partition 44p.Yet if it is few to supply to the water yield of ice pan 45, the water that is filled among the last concave portions 44d will be less than the water yield that is filled among the initial concave portions 44a.
When the water yield that enters into concave portions 44 after a little while, the contact area between the medial surface of ice in the ice pan 45 and ice pan 45 will diminish after ice is made.Therefore, the operation of shifting ice by rotation ice pan 45 becomes bad, and the ice amount that produces is reduced.
In addition, because being arranged at, measures on the water tank 58, by water supply installation 52 so the complex structure of water supply installation 52.Furtherly, the assembling difficulty when manufacturing this device, and M R it is also inconvenient.
Therefore consider above-mentioned shortcoming, the purpose of this invention is to provide a kind of device that is used for controlling the automatic ice maker of refrigerator output, the measurement by to the water level of water in the ice making machine pf refrigerator provides a constant water yield to manufacture the ice of constant dimensions.
For achieving the above object, the invention provides a device that is used for controlling the automatic ice maker of refrigerator output, the water that is used for providing a constant amount of water to the ice pan of described refrigerator to reach a constant water level, this device comprises: one first moisture detection sensor, it is used for detecting the water level of ice pan, first moisture detection sensor is installed in by first side of ice pan, water is fed into this ice pan from this side; And one second moisture detection sensor, being used for control and supplying water, second moisture detection sensor is contained in the face of by second side of first side, by the water in the ice pan electric current is applied between first moisture detection sensor and second moisture detection sensor.
Purpose of the present invention also can be finished by a kind of device that is used for controlling the output of automatic ice maker of refrigerator, and it comprises: an ice pan that has many concave portions makes ice making water be filled to successively in these concave portions; One is provided to water pump in the ice pan by a water pipe with water; One first moisture detection sensor is used for detecting the water level of ice pan, first moisture detection sensor is installed in by first side of ice pan, and water is fed into this ice pan from this side; And one be used for the operation of control pump and second moisture detection sensor of gauge water to a constant water level be provided to ice pan, second moisture detection sensor is contained in the face of by second side of first side, by the water in the ice pan electric current is applied between first moisture detection sensor and second moisture detection sensor.
Particularly, ice pan comprises many concave portions, water is supplied with these concave portions successively, first moisture detection sensor is contained in an initial quilt at first supplies in the concave portions of ice making water, and second moisture detection sensor is contained in the most last concave portions that is supplied ice making water at last.
At this moment, first moisture detection sensor is in or is lower than the position of water level, and second temperature detection sensor is in the position on the water level, when electric current is applied between first moisture detection sensor and second moisture detection sensor, stop in ice pan, to supply water, thus the control output.
According to the present invention, be contained in moisture detection sensor in the concave portions that is provided water the earliest in the ice pan and be provided at last in the concave portions of water.Supply-water pump is after each concave portions is filled water and quit work.Thereby the transfer work after ice is made is simplified owing to supplying with constant water gaging.In addition, the production efficiency of ice by filling water to the end concave portions improve.
Above-mentioned purpose of the present invention and advantage be detailed description of the preferred embodiment and become clearer in conjunction with the drawings.Wherein:
Fig. 1 is the diagrammatic top view of traditional ice maker;
Fig. 2 represents to be used in the sketch of the device of the control output in the conventional refrigerator automatic ice maker;
Fig. 3 is the diagrammatic top view of the ice machine of one embodiment of the invention; And
Fig. 4 represents to be used in the sketch of the device of the control output in the automatic ice maker of one embodiment of the invention.
Hereinafter, with reference to attached member and the operating principle that explains the device of the control output in the automatic ice maker of the present invention.
Fig. 3 is the diagrammatic top view of the ice maker of one embodiment of the present of invention.An ice maker 14 is equipped with on top in ice-making compartment, and this device has a right angle quadrangle shell 150, on an end position of the rear surface of shell 150, is provided with one and has the L shaped support member that stretches out backward 141.
In shell 150, a drive unit 149 that has motor 148, a gear mechanism 147 and an output shaft 146 is installed.Drive unit 149 reduces the rotating speed of motor 148 by gear mechanism 147 and this rotating speed is delivered on the output shaft 146.
An ice pan 145 is housed in support member 141, and the center front of ice pan 145 is connected on the output shaft 146, and the rear portion at ice pan 145 centers is supported by support member 141 rotations by back shaft 142.The revolving force that is produced by motor 148 is delivered on the output shaft 146 by gear mechanism 147 and ice pan 145 is rotated by the rotation of output shaft 146.
Be formed with a projection 143 at the rear portion of ice pan 145.When ice pan 145 backward rotation, projection 143 contact support members 141 are in case stagnant ice dish 145 oppositely changes.Ice pan 145 is hexagonal configuration, and its upper surface opens wide.In the inside of ice pan 145, be divided into many concave portions 144 by partition 144p and be used to manufacture ice cube.
The side section of concave portions 144 is the shape of falling from power, and this helps to take off ice cube from ice pan.Be used to divide the top of the partition 144p of concave portions 144, a passage 145a who is used to supply water is arranged, purpose is to receive water from adjacent concave portions 144 when water is filled to a constant water level, and water is fed in the adjacent concave portions 144.
Enter water in the ice pan 145 and be by the unit feeding of supplying with ice making water.Fig. 4 represents is the sketch that is used in the water supply installation 139 in the automatic ice maker of refrigerator of one embodiment of the present of invention.
For ice making water device 139 supply tank 137 that is configured in the refrigerator is arranged.Also have 138, one of a water receiving tank that are used for receiving the water that has supply tank 137 other at water receiving tank 138, be used for providing the measurement water tank 158 of a constant water gaging to ice pan 145, it links to each other with water receiving tank 138.
Above measuring water tank 158 supply-water pump 136 is housed, it is used for will measuring by feed pipe 135 the water supply ice pan 145 of water tank 158.Supply-water pump 136 is discharged to feed pipe 135 to the water that absorbs by the water in the absorption tube 136a absorptiometry water tank 158 by an efferent duct 136b.In addition, a temperature sensor (not shown) is contained in the ice pan 145, is used to measure the temperature of the overall process of manufacturing ice, measure the ice of manufacturing by the water of freezing supply.
As shown in Figure 3 and Figure 4, first moisture detection sensor 160 is used for detecting the water level of ice pan 145, it is contained in first side of ice pan 145, water from then on side infeeds, and second side relative with first side is equipped with second moisture detection sensor 162, is used for water by ice pan 145 and is applied to the supply that electric current between 160 and 162 is controlled water.First and second moisture detection sensors 160 and 162 can have any structure, so that electric current can be applied between them by water.Therefore, first and second moisture detection sensors 160 and 162 can have simple metal electrode structure.Because the drinking water that handle contains just like the impurity of mineral ion is used as ice making water, so electric current can be added on first and second moisture detection sensors 160 and 162 by chilled water.
After having determined to be fed to the water yield of last concave portions 144d, first moisture detection sensor 160 is placed on the water level that is equal to or less than the water that contains the above-mentioned water yield.Otherwise, second moisture detection sensor 162 is placed on the water level of the water among the concave portions 144d that is supplied water at last.Therefore, under the situation of the ice pan 145 that supplies water by feed pipe 135 by the operation of pump 136, in turn from initial concave portions 144a concave portions 144d supply water to the end.When the water of constant basis was supplied among last concave portions 144d, electric current can act between first moisture detection sensor 160 and second moisture detection sensor 162.
When electric current was applied first moisture detection sensor 160 and second moisture detection sensor 162, a signal of telecommunication was transferred in the microcomputer (not diagram), and microcomputer stops the operation of pump 136, finishes the water supply to ice pan 145.
When supplying water as after above-mentioned the finishing, first moisture detection sensor 160 and second moisture detection sensor 162 are preferably separated to finish the work of manufacturing of ice with ice pan 145 by separating device (not diagram).By separate first and second moisture detection sensors 160 and 162 from ice pan 145, just can protect first and second moisture detection sensors 160 and 162, the transfer operation of ice can be finished smoothly.
The operational circumstances of supply water device with ice machine of said structure will illustrate below.
At first, the water of measuring in the water tank 158 is entered in the ice pan 145 of level by the operation of supply-water pump 136.When supply-water pump 136 was operated, the water in the measurement water tank 158 was owing to the rotation of pump is inhaled into and is transported among the initial concave portions 144a by efferent duct 136b.When initial concave portions 144a supplies to water in the ice pan 145 when being filled by suction, water overflows among the adjacent concave portions 144b by the aquaporin 145a that is formed on the partition 144p.Therefore, the concave portions 144a that ice pan 145 is all, 144b, 144c ... 144d in turn is full of water from initial concave portions 144a concave portions 144d to the end.
When water flowed into last concave portions 144d and arrive second moisture detection sensor, 162 residing positions, second moisture detection sensor 162 contacted with ice making water.Thereby, electric current can be applied to second moisture detection sensor 162 and with first moisture detection sensor 160 that ice making water among the initial concave portions 144a contacts between.The current delivery that is applied makes supply-water pump 136 shut-down operations in microcomputer.
Simultaneously, in the constant time after supply-water pump 136 operations, if do not have electric current to pass through between first and second moisture detection sensors 160 and 162, then alarm lamp (not diagram) is switched on.Notifying the user to replenish in addition supplies water again.
Secondly, make when reaching needed water level among the last concave portions 144d when water is added to always, supply-water pump 136 quits work, and first and second moisture detection sensors 160 and 162 are separated from ice pan 145, beginning ice making operation.After the ice making operation is finished, detect the temperature sensor of ice making overall process temperature, detect the ice of manufacturing by the freezing water that is fed in the ice pan 145.After the conveying of ice was finished, ice pan 145 rotated back into reset condition, and first and second moisture detection sensors 160 and 162 are put into respectively among initial concave portions 144a and the last concave portions 144d.Water supply work is carried out again by the operation of supply-water pump 136, by repeating these operations, just ice making automatically.
According to the present invention, moisture detection sensor be contained in the ice pan the initial concave portions that is supplied water at first and be contained in the last concave portions that is supplied water at last.Water be added to make concave portions reach desired water level after, the supply-water pump shut-down operation.Therefore, after having finished the ice making operation,, the constant water gaging of supply make the transfer operation of ice simple owing to entering into ice pan.In addition, because water can be filled to last concave portions, can improve ice making efficient.
Furtherly, because first and second moisture detection sensors can be manufactured and be the simple electrode structure, thus can make water supply installation simply and easily, and the M R of device is easily.
Although described the preferred embodiments of the present invention, should know that the present invention should not be subjected to the restriction of preferred embodiment, those skilled in the art can make variations and modifications in not exceeding the spiritual scope of claim of the present invention.
Claims (6)
1. device that is used to control the output of automatic ice maker of refrigerator, to reach a constant water level, described device comprises the water that it is used for providing a constant amount of water to the ice pan of described refrigerator:
One first moisture detection sensor is used for detecting the water level of described ice pan, and described first moisture detection sensor is located at by described ice pan first side, and water is supplied to this ice pan from this side; And
One second moisture detection sensor, be used to control the supply of water, described second moisture detection sensor is installed in the face of by second side of first side, by the water in the ice pan electric current is applied between described first moisture detection sensor and second moisture detection sensor.
2. device as claimed in claim 1, it is characterized in that, described ice pan comprises many concave portions, make described water be supplied with these concave portions successively, described first moisture detection sensor is contained in a quilt supplies at first in the initial concave portions of ice making water, and described second moisture detection sensor is contained in the most last concave portions that is supplied ice making water at last.
3. device as claimed in claim 1, it is characterized in that, described first moisture detection sensor is placed or is lower than the position of described water level, and described second moisture detection sensor is on the described water level, be used for when described electric current is applied between described first moisture detection sensor and second moisture detection sensor, stop in described ice pan, to supply water, thereby control described output.
4. device that is used for controlling the automatic ice maker of refrigerator output, it comprises:
An ice pan that has many concave portions is filled in these concave portions ice making water successively;
One by supply water water pump in the described ice pan of water pipe;
One first moisture detection sensor is used for detecting the water level of described ice pan, described first moisture detection sensor is contained in by first side of described ice pan, and water from then on side is supplied with this ice pan; And
One second moisture detection sensor, be used for the operation of control pump, and in described ice pan, provide constant water gaging to a constant water level, with described second moisture detection sensor be contained in the described first side second side surface opposite by, by the water in the ice pan electric current is applied between first moisture detection sensor and second moisture detection sensor.
5. device according to claim 4, it is characterized in that, described first moisture detection sensor is contained in the initial concave portions that is supplied ice making water at first, and described second moisture detection sensor is contained in the most last concave portions that is supplied ice making water at last.
6. device according to claim 4, it is characterized in that, described first moisture detection sensor is placed or be lower than on the position of described water level, and described second moisture detection sensor is on the described water level, be used for when described electric current is applied between first moisture detection sensor and second moisture detection sensor, stop the operation of described pump and stop in described ice pan, to supply water, thus the control output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97114963 CN1180158A (en) | 1996-09-25 | 1997-06-13 | Apparatus for controlling amount of feeding water in automatic ice maker of refrigerator |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR31518/96 | 1996-09-25 | ||
| CN 97114963 CN1180158A (en) | 1996-09-25 | 1997-06-13 | Apparatus for controlling amount of feeding water in automatic ice maker of refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1180158A true CN1180158A (en) | 1998-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97114963 Pending CN1180158A (en) | 1996-09-25 | 1997-06-13 | Apparatus for controlling amount of feeding water in automatic ice maker of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1180158A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100371660C (en) * | 2004-11-02 | 2008-02-27 | Lg电子株式会社 | Water supply control apparatus for ice maker and method thereof |
| CN103727716A (en) * | 2013-12-09 | 2014-04-16 | 常熟市雪科电器有限公司 | Fresh water ice maker |
| WO2023087736A1 (en) * | 2022-05-07 | 2023-05-25 | 李兆阳 | Ice making module, and ice maker and refrigerator having same |
-
1997
- 1997-06-13 CN CN 97114963 patent/CN1180158A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100371660C (en) * | 2004-11-02 | 2008-02-27 | Lg电子株式会社 | Water supply control apparatus for ice maker and method thereof |
| CN103727716A (en) * | 2013-12-09 | 2014-04-16 | 常熟市雪科电器有限公司 | Fresh water ice maker |
| WO2023087736A1 (en) * | 2022-05-07 | 2023-05-25 | 李兆阳 | Ice making module, and ice maker and refrigerator having same |
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| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |