US2024210087A1PendingUtilityA1

Control method and device of ice making device as well as refrigerator

Assignee: Qingdao haier refrigerator co ltdPriority: May 10, 2021Filed: May 9, 2022Published: Jun 27, 2024
Est. expiryMay 10, 2041(~14.8 yrs left)· nominal 20-yr term from priority
F25C 2600/04F25C 2600/02F25C 2500/08F25C 2400/14F25C 2400/10F25C 1/24F25C 1/04F25C 1/00F25D 11/02F25D 21/08F25C 5/08F25C 1/25F25D 29/00
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Claims

Abstract

A control method and system of an ice making device as well as a refrigerator having the same. The control method includes receiving first detection data of a detection sensor on an ice-making water injection pipe at an interval of a first preset time in an ice making process; judging whether water or ice exists in the ice-making water injection pipe according to the first detection data; and turning on a heating assembly when water or ice exists in the ice-making water injection pipe. The detection sensor judges whether the ice-making water injection pipe is frozen and detect whether water or ice exists in the ice-making water injection pipe at the interval of the first preset time in the ice making process, such that a freezing state of the ice-making water injection pipe can be found in time.

Claims

exact text as granted — not AI-modified
1 . A control method of an ice making device, comprising:
 receiving first detection data of a detection sensor on an ice-making water injection pipe at an interval of a first preset time in an ice making process;   judging whether water or ice exists in the ice-making water injection pipe according to the first detection data; and   turning on a heating assembly when water or ice exists in the ice-making water injection pipe.   
     
     
         2 . The control method of an ice making device according to  claim 1 ,
 wherein after the step of turning on a heating assembly when water or ice exists in the ice-making water injection pipe, the method further comprises:   judging whether a first heating time is exceeded;   when the first heating time is not exceeded, receiving second detection data of the detection sensor at an interval of a second heating time, the second heating time being shorter than the first heating time;   judging whether the water or ice exists in the ice-making water injection pipe according to the second detection data; and   turning off the heating assembly when no water exists in the ice-making water injection pipe.   
     
     
         3 . The control method of an ice making device according to  claim 2 , wherein after the step of judging whether a first heating time is exceeded, the method further comprises:
 turning off the heating assembly when the first heating time is exceeded; and   displaying ice-making water injection pipe freezing information on a display panel.   
     
     
         4 . The control method of an ice making device according to  claim 3 ,
 wherein after the step of displaying ice-making water injection pipe freezing information on a display panel, the method further comprises:   checking whether the ice-making water injection pipe freezing information is displayed on the display panel after a second preset time, the second preset time being longer than the first preset time; and   when the ice-making water injection pipe freezing information is not displayed on the display panel, executing the step of receiving first detection data of a detection sensor on an ice-making water injection pipe at an interval of a first preset time in an ice making process.   
     
     
         5 . The control method of an ice making device according to  claim 2 ,
 wherein after the step of turning off the heating assembly when no water exists in the ice-making water injection pipe, the method further comprises:   removing an ice-making water injection pipe freezing mark.   
     
     
         6 . The control method of an ice making device according to  claim 1 ,
 wherein after the step of turning on a heating assembly when water or ice exists in the ice-making water injection pipe, the method further comprises:   setting the ice-making water injection pipe freezing mark and stopping the ice making procedure.   
     
     
         7 . The control method of an ice making device according to  claim 1 , wherein before the step of receiving first detection data of a detection sensor on an ice-making water injection pipe at an interval of a first preset time in an ice making process, the method further comprises:
 judging whether the ice-making water injection pipe freezing mark is set; and   when the ice-making water injection pipe freezing mark is not set, executing the step of receiving first detection data of a detection sensor on an ice-making water injection pipe at an interval of a first preset time in an ice making process.   
     
     
         8 . The control method of an ice making device according to  claim 1 ,
 wherein after the step of judging whether water or ice exists in the ice-making water injection pipe according to the first detection data, the method further comprises:   removing the ice-making water injection pipe freezing mark when no water exists in the ice-making water injection pipe.   
     
     
         9 . A control system of an ice making device, comprising:
 a detection sensor configured to detect whether water or ice exists in an ice-making water injection pipe; and   a control module comprising a memory and a processor, the memory storing a computer program operable on the processor, and the processor implementing steps of the control method of an ice making device according to  claim 1  when executing the program.   
     
     
         10 . A refrigerator, comprising a refrigerating chamber and a freezing chamber, wherein the freezing chamber is provided therein with an ice making device, and the ice making device comprises an ice making tray, an ice-making water injection pipe for supplying water to the ice making tray and the control system of an ice making device according to  claim 9 ; a water outlet of the ice-making water injection pipe is provided above the ice making tray in the freezing chamber; a water or ice detection sensor and a heating assembly are provided on the ice-making water injection pipe, and the heating assembly is provided around an outer wall of the ice-making water injection pipe; the detection sensor is configured as a capacitive sensor.

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