JPH07218064A - Automatic icemaker - Google Patents
Automatic icemakerInfo
- Publication number
- JPH07218064A JPH07218064A JP1095494A JP1095494A JPH07218064A JP H07218064 A JPH07218064 A JP H07218064A JP 1095494 A JP1095494 A JP 1095494A JP 1095494 A JP1095494 A JP 1095494A JP H07218064 A JPH07218064 A JP H07218064A
- Authority
- JP
- Japan
- Prior art keywords
- ice making
- ice
- heater
- water supply
- control means
- 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.)
- Pending
Links
Landscapes
- Production, Working, Storing, Or Distribution Of Ice (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、冷蔵庫に備えられ、製
氷完了後、自動的に製氷容器を回転させて離氷動作を行
なうようにした、自動製氷装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic ice making device which is provided in a refrigerator and which automatically rotates an ice making container to perform an ice removing operation after completion of ice making.
【0002】[0002]
【従来の技術】近年、例えば家庭用冷蔵庫に付設するよ
うな自動製氷装置としては、例えば特公平3−2914
75号公報に示されている、製氷容器内に水を給水する
給水パイプ及び給水ポンプモータと、製氷容器の外底面
に付設した製氷完了検知用の温度センサと、この温度セ
ンサによる検知温度が製氷完了温度(例えば−12℃)
以下になった時点で前記製氷容器を回転させて離氷動作
を行なわせる離氷機構とを備えたものがある。2. Description of the Related Art In recent years, for example, as an automatic ice making device attached to a household refrigerator, for example, Japanese Examined Patent Publication No.
No. 75 publication, a water supply pipe and a water supply pump motor for supplying water into an ice making container, a temperature sensor for detecting completion of ice making attached to an outer bottom surface of the ice making container, and a temperature detected by this temperature sensor is ice making. Completion temperature (eg -12 ° C)
Some include an ice removing mechanism for rotating the ice making container to perform an ice removing operation when the time becomes as follows.
【0003】更に近年では、冬場や夜間等の氷が必要な
いときに使用者が自動製氷を停止出来る機能を追加し、
電気代の節約や離氷動作時の音を止める自動製氷装置が
示されている。又給水パイプに付着した水が凍結し氷と
なり給水パイプを閉鎖してしまうのを防止するヒータが
常時通電されている。以下、その構成について図5から
図9に従い説明する。Furthermore, in recent years, a function has been added to allow a user to stop automatic ice making when ice is not needed in winter or at night.
An automatic ice making device is shown that saves electricity bills and turns off the noise during ice removal. Further, the heater that prevents the water adhering to the water supply pipe from freezing into ice and closing the water supply pipe is always energized. The configuration will be described below with reference to FIGS. 5 to 9.
【0004】図8及び図9は、従来の自動製氷装置の構
成を示す。1は製氷容器で家庭用冷蔵庫に付設するよう
な場合には、冷凍室や冷凍温度(−18℃)のもった独
立した室に設置する。2は前記製氷容器1の外底面に付
設した製氷完了検知用のサーミスタよりなる温度検出手
段である。3は給水タンクで、家庭用冷蔵庫に付設する
ような場合には、冷蔵室に設置する。4及び5は、前記
給水タンク3から前記製氷容器1に水を供給する給水パ
イプ及び給水ポンプモータである。前記給水パイプ4に
はヒータ6が付設されている。8 and 9 show the structure of a conventional automatic ice making device. When 1 is an ice making container attached to a household refrigerator, it is installed in a freezing room or an independent room having a freezing temperature (-18 ° C). Reference numeral 2 is a temperature detecting means which is provided on the outer bottom surface of the ice making container 1 and comprises a thermistor for detecting the completion of ice making. 3 is a water supply tank, which is installed in a refrigerating room when it is attached to a home refrigerator. Reference numerals 4 and 5 are a water supply pipe and a water supply pump motor for supplying water from the water supply tank 3 to the ice making container 1. A heater 6 is attached to the water supply pipe 4.
【0005】7は前記製氷容器1を回転させて離氷動作
を行なわせる離氷機構で、前記製氷容器1を回転させる
モータ8と、回転する前記製氷容器1に捻りを加えて離
氷させる、捻り部9と、捻り完了を示すマイクロスイッ
チ等よりなる位置検出手段10と、前記製氷容器1の水
平位置を示すマイクロスイッチ等よりなる水平位置検出
手段11と、製氷を停止させる信号を送るスイッチ等よ
りなる製氷停止手段12からなっている。Reference numeral 7 denotes an ice removing mechanism for rotating the ice making container 1 to perform an ice removing operation, and a motor 8 for rotating the ice making container 1 and a twist to the rotating ice making container 1 to remove the ice. Twisting portion 9, position detecting means 10 including a micro switch indicating the completion of twisting, horizontal position detecting means 11 including a micro switch indicating the horizontal position of the ice making container 1, a switch for sending a signal to stop the ice making, etc. The ice-making stopping means 12 is composed of.
【0006】尚、製氷停止手段12は、冷蔵庫に付設す
る場合は、冷凍室や冷蔵室のドア部とか室内に設置する
場合もある。又前記製氷容器1の下には、落下した氷を
貯めておく貯氷箱13が設置されている。When the ice-making stopping means 12 is attached to a refrigerator, it may be installed in a door of a freezing room or a refrigerating room or inside the room. Below the ice making container 1, an ice storage box 13 for storing the fallen ice is installed.
【0007】次に図5で制御回路のついて説明する。1
4はマイクロコンピュータ等から成る制御手段であり、
その入力端子には温度検知手段2、位置検出手段10、
水平位置検出手段11及び製氷停止手段12が接続され
ている。出力端子にはモータ8及び給水ポンプモータ5
及びヒータ6を動かすための駆動手段15、16、17
が接続されている。尚、制御手段12には、給水ポンプ
モータ4を動かしている時間をカウントする給水タイマ
18が構成されている。Next, the control circuit will be described with reference to FIG. 1
4 is a control means including a microcomputer,
The temperature detecting means 2, the position detecting means 10,
The horizontal position detecting means 11 and the ice making stopping means 12 are connected. The output terminal has a motor 8 and a water supply pump motor 5
And driving means 15, 16, 17 for moving the heater 6.
Are connected. The control means 12 is provided with a water supply timer 18 that counts the time during which the water supply pump motor 4 is moving.
【0008】かかる構成において、図7を参考に自動製
氷動作の説明を行なう。まず最初にステップ201で、
水平位置検出手段11の状態がONしていれば、製氷容
器1は水平と判断出来、ステップ202に進む、またス
テップ201で水平でないと判断した場合は、ステップ
203に進みモータ8を動作させる様にONをセットす
る。In such a structure, the automatic ice making operation will be described with reference to FIG. First of all, in step 201,
If the state of the horizontal position detecting means 11 is ON, it can be determined that the ice making container 1 is horizontal, and the process proceeds to step 202. If it is determined that the horizontal position is not horizontal at step 201, the process proceeds to step 203 to operate the motor 8. Set to ON.
【0009】ステップ202では、モータ8をOFFさ
せ、ステップ204に進む。ステップ204で前記温度
検出手段2の温度が設定値より高いか低いかを判断し、
高ければステップ204にて低くなるまで待機する。ま
たステップ204で温度が低いと判断されると製氷が完
了したと判断出来、ステップ205に進みモータ8をO
Nさせる。In step 202, the motor 8 is turned off, and the process proceeds to step 204. In step 204, it is judged whether the temperature of the temperature detecting means 2 is higher or lower than a set value,
If it is higher, the process waits until it becomes lower in step 204. If it is determined in step 204 that the temperature is low, it can be determined that the ice making is completed, and the process proceeds to step 205, where the motor 8 is turned off.
Let N.
【0010】従って前記製氷容器1を回転させる。そし
て前記捻り部9で捻りを加えて氷を製氷容器1より離氷
させる。よってステップ206にて位置検出手段10の
状態がONし、離氷は完了したと判断出来、ステップ2
07に進み製氷容器1が水平になるまでモータ8を続い
て動かし、ステップ207で水平位置検出手段11がO
N状態になるまで待つ。Therefore, the ice making container 1 is rotated. Then, the twisting portion 9 is twisted to separate the ice from the ice making container 1. Therefore, in step 206, the state of the position detecting means 10 is turned on, and it can be determined that the ice removal is completed, and step 2
In step 07, the motor 8 is continuously moved until the ice making container 1 becomes horizontal.
Wait until the N state is reached.
【0011】ステップ206及びステップ207で位置
検出手段10と水平位置検出手段11が共にONになる
までステップ206に戻る。ステップ207で水平位置
検出手段11がONになると、製氷容器1が水平と判断
し、離氷が完了したと判断し、ステップ208にてモー
タ8を停止させる。ステップ209では、製氷停止手段
12の確認をし、ONしていると、ステップ209でO
FFするまで待機する。すなわち使用者が製氷が必要で
ない時は、ステップ209で製氷が停止される。In step 206 and step 207, the process returns to step 206 until both the position detecting means 10 and the horizontal position detecting means 11 are turned on. When the horizontal position detecting means 11 is turned on in step 207, it is determined that the ice making container 1 is horizontal, and it is determined that ice removal is completed, and the motor 8 is stopped in step 208. In step 209, the ice making stopping means 12 is confirmed, and if it is turned on, it is turned off in step 209.
Wait until FF. That is, when the user does not need ice making, the ice making is stopped in step 209.
【0012】またステップ209で製氷停止手段12が
OFFの場合は、ステップ210に進む。ステップ21
0では空の製氷容器1に水を給水すべく給水ポンプモー
タ5を動作させるとともにステップ211では給水タイ
マ18をスタートさせステップ212でタイムアップす
るまで給水ポンプモータ5を動作させる。ステップ21
2で給水タイマ18がタイムアップするとステップ21
3で給水ポンプモータ5をOFFさせる。以上にて給水
が完了し製氷サイクルの1サイクルが終了し、再度ステ
ップ204に進み、以降このサイクルを繰返し自動的に
製氷を行なう。If the ice making stopping means 12 is OFF in step 209, the process proceeds to step 210. Step 21
At 0, the water supply pump motor 5 is operated to supply water to the empty ice making container 1, and at step 211, the water supply timer 18 is started and the water supply pump motor 5 is operated until the time is up at step 212. Step 21
When the water supply timer 18 times out in step 2, step 21
At 3, the water supply pump motor 5 is turned off. With the above, water supply is completed and one cycle of the ice making cycle is completed, and the process proceeds to step 204 again, and thereafter this cycle is repeated to automatically make ice.
【0013】次に、ヒータ6の動作の説明を図6のヒー
タ6のフローチャートを用い説明する。Next, the operation of the heater 6 will be described with reference to the flowchart of the heater 6 shown in FIG.
【0014】ヒータ6は、ステップ301でONにセッ
トされ常時ヒータ6は、通電され給水パイプ4についた
氷の塊を溶かしたり、又氷にならない様にしている。The heater 6 is set to ON at step 301 so that the heater 6 is constantly energized so as to melt the lump of ice on the water supply pipe 4 and prevent it from becoming ice.
【0015】[0015]
【発明が解決しようとする課題】しかしながら、このよ
うな構成では、製氷停止手段12をONにしている状態
では、給水動作は起こらないので給水パイプ4には水が
付着する事はなく給水パイプ4が氷で閉鎖される事は起
こらない。しかしながらヒータ6は、常時通電されてお
り非常に無駄な消費電力を費やしているという問題点が
あった。However, in such a structure, when the ice making stop means 12 is ON, the water supply operation does not occur, so that water does not adhere to the water supply pipe 4 and the water supply pipe 4 does not adhere. Is never closed with ice. However, the heater 6 is always energized, and there is a problem in that it consumes very useless power consumption.
【0016】本発明は、従来の課題を解決するもので、
製氷停止中に不用な電力を使わない自動製氷装置を供す
ることを目的としている。The present invention solves the conventional problems.
It is intended to provide an automatic ice making device that does not use unnecessary electric power while ice making is stopped.
【0017】[0017]
【課題を解決するための手段】上記課題を解決するため
に本発明の自動製氷装置は、製氷停止中にヒータの通電
率を下げ、製氷再会時には元の通電率に戻るように構成
された制御手段を備えたものである。In order to solve the above-mentioned problems, the automatic ice making apparatus of the present invention is configured so as to reduce the energization rate of the heater when the ice making is stopped and to return to the original energization rate when the ice making is reunited. It is equipped with means.
【0018】[0018]
【作用】本発明の自動製氷装置は上述した構成によっ
て、使用者が製氷停止を行うとヒータの通電率を下げ、
製氷停止を解除されて製氷を再会する時には、ヒータを
元の通電率に戻す様に制御手段を行う。The automatic ice making device of the present invention has the above-described structure, and when the user stops the ice making, the energization rate of the heater is lowered,
When the ice-making stop is released and the ice-making is reunited, a control means is provided to return the heater to the original duty ratio.
【0019】[0019]
【実施例】以下、本発明の一実施例を図1から図4に従
い説明する。尚、従来と同一構成については同一符号を
付しその詳細な説明を省略し、異なる部分についてのみ
述べる。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. It should be noted that the same components as those of the related art are designated by the same reference numerals, detailed description thereof will be omitted, and only different portions will be described.
【0020】19はマイクロコンピュータ等よりなる制
御手段であり、内部には給水タイマ14とヒータ6の通
電率を制御する通電率制御手段20が構成されている。
通電率制御手段20は、信号がセットされるとヒータ6
の通電率を下げ(例えば、10%)、信号をリセットさ
せると通電率を上げる(例えば、100%)になるよう
に構成されている。Reference numeral 19 is a control means composed of a microcomputer or the like, and inside is provided a water supply timer 14 and a duty ratio control means 20 for controlling the duty ratio of the heater 6.
When the signal is set, the duty ratio control means 20 causes the heater 6
Is decreased (for example, 10%), and when the signal is reset, the current ratio is increased (for example, 100%).
【0021】かかる構成において、図2にてヒータ6の
動作説明を行う。ステップ101で製氷停止手段12の
確認をし、OFFの場合はステップ102に進み通電率
制御手段20をリセットさせ、ステップ103に進む。
又、ステップ101で製氷停止手段12がONしている
とステップ104に進み、通電率制御手段20をセット
させ、ステップ103に進む。ステップ103では、ヒ
ータ6を通電させる様にセットする。The operation of the heater 6 having such a configuration will be described with reference to FIG. In step 101, the ice making stopping means 12 is confirmed, and if the ice making stopping means 12 is OFF, the operation proceeds to step 102 to reset the duty ratio control means 20, and the operation proceeds to step 103.
If the ice making stopping means 12 is turned on in step 101, the operation proceeds to step 104, the duty ratio control means 20 is set, and the operation proceeds to step 103. In step 103, the heater 6 is set to be energized.
【0022】したがってこの実施例では使用者が製氷停
止を行った場合は、ヒータの通電率を下げることが出
来、又製氷停止が解除され製氷動作が再会された場合
は、ヒータの通電率を元に戻す事が出来る。Therefore, in this embodiment, when the user stops the ice making, the energization rate of the heater can be reduced, and when the ice making stop is released and the ice making operation is reunited, the energization rate of the heater is changed. Can be returned to.
【0023】[0023]
【発明の効果】以上の様に本発明の自動製氷装置による
と、使用者が氷が不要になり、製氷停止を指示したら、
パイプの着霜防止用のヒータの通電率を通常より下げ、
又製氷が再会されたら元の通電率に戻す事より、氷が不
要な時にヒータに無駄な電気を消費する事がなく、大き
な節電効果がある自動製氷装置を供給できる。As described above, according to the automatic ice making device of the present invention, when the user does not need the ice and gives an instruction to stop the ice making,
Lower the energization rate of the heater to prevent frost formation on the pipe,
Further, when the ice making is reunited, it is possible to supply the automatic ice making device having a great power saving effect by not returning wasteful electricity to the heater when the ice is not needed, by returning to the original electric conductivity.
【図1】本発明の一実施例を示す自動製氷装置の制御回
路図FIG. 1 is a control circuit diagram of an automatic ice making device showing an embodiment of the present invention.
【図2】本発明の自動製氷装置のヒータの制御を示すフ
ローチャートFIG. 2 is a flowchart showing control of a heater of the automatic ice making device of the present invention.
【図3】本発明の自動製氷装置の斜視図FIG. 3 is a perspective view of the automatic ice making device of the present invention.
【図4】本発明の自動製氷装置の離氷機構の透視正面図FIG. 4 is a perspective front view of an ice removing mechanism of the automatic ice making device of the present invention.
【図5】従来の自動製氷装置の制御回路図FIG. 5 is a control circuit diagram of a conventional automatic ice making device.
【図6】従来の自動製氷装置のヒータの制御を示すフロ
ーチャートFIG. 6 is a flowchart showing control of a heater of a conventional automatic ice making device.
【図7】従来の自動製氷装置の制御を示すフローチャー
トFIG. 7 is a flowchart showing control of a conventional automatic ice making device.
【図8】従来の自動製氷装置の斜視図FIG. 8 is a perspective view of a conventional automatic ice making device.
【図9】従来の自動製氷装置の離氷機構の透視正面図FIG. 9 is a perspective front view of an ice removing mechanism of a conventional automatic ice making device.
1 製氷容器 2 温度検知手段 3 給水タンク 4 給水パイプ 5 給水ポンプモータ 6 ヒータ 7 離氷機構 8 モータ 12 製氷停止手段 19 制御手段 20 通電率制御手段 DESCRIPTION OF SYMBOLS 1 Ice making container 2 Temperature detecting means 3 Water supply tank 4 Water supply pipe 5 Water supply pump motor 6 Heater 7 Ice removing mechanism 8 Motor 12 Ice making stopping means 19 Control means 20 Conductivity control means
Claims (1)
ンクから前記製氷容器に給水する給水パイプ及び給水ポ
ンプモータと、前記製氷容器に付設した温度検出手段
と、前記製氷容器を回転させるモータで前記製氷容器を
回転させ氷を落下させる離氷機構と、前記給水パイプに
付設したヒータと、強制的に製氷動作を中断させる様に
信号を出す製氷停止手段と、前記ヒータの通電率を変化
させる通電率制御手段とよりなり、製氷サイクル中に前
記製氷停止手段からの信号があった時には、前記ヒータ
の通電率を下げる制御手段を備えた自動製氷装置。1. A water supply tank, an ice making container, a water supply pipe and a water supply pump motor for supplying water from the water supply tank to the ice making container, a temperature detecting means attached to the ice making container, and a motor for rotating the ice making container. An ice removing mechanism for rotating the ice making container to drop ice, a heater attached to the water supply pipe, an ice making stopping means for issuing a signal to forcibly interrupt the ice making operation, and changing the energization rate of the heater. An automatic ice making device comprising a duty ratio control means and including a control means for lowering the duty ratio of the heater when a signal from the ice making stop means is received during the ice making cycle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1095494A JPH07218064A (en) | 1994-02-02 | 1994-02-02 | Automatic icemaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1095494A JPH07218064A (en) | 1994-02-02 | 1994-02-02 | Automatic icemaker |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH07218064A true JPH07218064A (en) | 1995-08-18 |
Family
ID=11764593
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1095494A Pending JPH07218064A (en) | 1994-02-02 | 1994-02-02 | Automatic icemaker |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH07218064A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008057918A (en) * | 2006-09-01 | 2008-03-13 | Hitachi Appliances Inc | Refrigerator |
-
1994
- 1994-02-02 JP JP1095494A patent/JPH07218064A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008057918A (en) * | 2006-09-01 | 2008-03-13 | Hitachi Appliances Inc | Refrigerator |
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