Electronic device and control method therefor

Abstract

A drying apparatus is provided. The drying apparatus includes housing that comprises a drying object insertion port for inserting drying objects, at least one door for opening and closing the drying object insertion port, a drum provided to accommodate the drying objects, a motor configured to rotate the drum, at least one fan, at least one heater that heats the air supplied inside the drum through the at least one fan, a first switch connected to selectively supply power to the motor, a second switch connected to selectively supply power to the at least one heater according to a rotation of the motor, a third switch connected to selectively supply power to the at least one heater, a temperature sensor that detects temperature surrounding the third switch, memory, comprising one or more storage media, storing instructions, and at least one processor communicatively coupled to the memory, the motor, the at least one fan, the at least one heater, the first switch, the second switch, and the third switch, wherein the instructions, when executed by the at least one processor individually or collectively, cause the drying apparatus to: turn-on, based on a driving command being inputted, the at least one fan for air to be supplied inside the drum, turn-on the first switch and the third switch for the motor to rotate in order to rotate the drum, and control, based on a temperature detected by the temperature sensor being greater than or equal to a preset temperature, the first switch for the first switch to be turned off.

What is claimed is: 
     
         1 . A drying apparatus, comprising:
 a housing that comprises a drying object insertion port for inserting drying objects;   at least one door for opening and closing the drying object insertion port;   a drum provided to accommodate the drying objects;   a motor configured to rotate the drum;   at least one fan;   at least one heater that heats air supplied inside the drum through the at least one fan;   a first switch connected to selectively supply power to the motor;   a second switch connected to selectively supply power to the at least one heater according to a rotation of the motor;   a third switch connected to selectively supply power to the at least one heater;   a temperature sensor that detects temperature surrounding the third switch;   memory, comprising one or more storage media, storing instructions; and   at least one processor communicatively coupled to the memory, the motor, the at least one fan, the at least one heater, the first switch, the second switch, and the third switch,   wherein the instructions, when executed by the at least one processor individually or collectively, cause the drying apparatus to:
 turn-on, based on a driving command being input, the at least one fan for air to be supplied inside the drum, 
 turn-on the first switch and the third switch for the motor to rotate in order to rotate the drum, and 
 control, based on a temperature detected from the temperature sensor being greater than or equal to a preset temperature, the first switch for the first switch to be turned-off. 
   
     
     
         2 . The drying apparatus of  claim 1 , wherein the instructions, when executed by the at least one processor individually or collectively, further cause the drying apparatus to:
 detect temperatures of the temperature sensor on a preset period basis; and   control, based on a temperature detected from the temperature sensor being greater than or equal to the preset temperature for a preset time or more, the first switch for the first switch to be turned-off.   
     
     
         3 . The drying apparatus of  claim 1 , further comprising:
 non-volatile memory,   wherein the instructions, when executed by the at least one processor individually or collectively, further cause the drying apparatus to:
 store, based on a temperature detected from the temperature sensor being greater than or equal to a preset temperature, error information in the non-volatile memory. 
   
     
     
         4 . The drying apparatus of  claim 1 , further comprising:
 non-volatile memory,   wherein the instructions, when executed by the at least one processor individually or collectively, further cause the drying apparatus to:
 check, based on the drying apparatus being turned-on, whether there is abnormality of the third switch by checking whether there is storing of error information in the non-volatile memory, and 
 set an operating mode of the drying apparatus to an error mode when abnormality of the third switch is verified. 
   
     
     
         5 . The drying apparatus of  claim 1 ,
 wherein at least one heater comprises a first heater and a second heater,   wherein the third switch selectively provides power to the first heater,   wherein the drying apparatus further comprises a fourth switch disposed adjacently with the third switch, and connected to selectively provide power to the second heater, and   wherein the temperature sensor detects temperatures surrounding the third switch and the fourth switch.   
     
     
         6 . The drying apparatus of  claim 1 , further comprising:
 a power supply device that generates first driving power and second driving power which is greater than the first driving power, outputs the first driving power to the first switch, and provides the second driving power to the second switch.   
     
     
         7 . The drying apparatus of  claim 6 ,
 wherein the second switch is configured such that one end is connected to a first end that outputs second driving power of the power supply device, and the other end is connected to one end of a heater, and   wherein the third switch is configured such that one end is connected to the other end of the heater, and the other end is connected to a second end that outputs second driving power of the power supply device.   
     
     
         8 . The drying apparatus of  claim 1 , wherein the temperature sensor is characterized by being a negative temperature coefficient (NTC) thermistor temperature sensor. 
     
     
         9 . The drying apparatus of  claim 1 , wherein the second switch is turned-on when the motor is rotated at a preset rotation speed, and turned-off when rotated at less than or equal to the preset rotation speed. 
     
     
         10 . A method for controlling a drying apparatus that comprises a drum and at least one heater that heats air supplied inside the drum through at least one fan, the method comprising:
 turning-on, based on a driving command being input, a first switch connected to selectively supply power to a motor for the motor connected to the drum to rotate;   turning-on, according to a rotation of the motor, a second switch connected to selectively supply power to at least one heater of the drying apparatus according to rotation of the motor;   detecting a temperature surrounding a third switch connected to selectively supply power to the at least one heater using a temperature sensor of the drying apparatus; and   controlling, based on a temperature detected from the temperature sensor being greater than or equal to a preset temperature, the first switch for the first switch to be turned-off.   
     
     
         11 . The method of  claim 10 , further comprising:
 turning-on the third switch when the driving command is input.   
     
     
         12 . The method of  claim 10 ,
 wherein the detecting comprises detecting a temperature of the temperature sensor on a preset period basis, and   wherein the controlling the first switch comprises controlling, based on a temperature detected from the temperature sensor being greater than or equal to the preset temperature for a preset time or more, the first switch for the first switch to be turned-off.   
     
     
         13 . The method of  claim 10 , further comprising:
 storing, based on a temperature detected from the temperature sensor being greater than or equal to a preset temperature, error information in a non-volatile memory.   
     
     
         14 . The method of  claim 10 , further comprising:
 checking, based on the drying apparatus being turned-on, whether there is abnormality of the third switch by checking whether there is storing of error information in a non-volatile memory; and   setting an operating mode of the drying apparatus to an error mode when abnormality of the third switch is verified.   
     
     
         15 . The method of  claim 10 , wherein the temperature sensor is characterized by being a negative temperature coefficient (NTC) thermistor temperature sensor. 
     
     
         16 . One or more non-transitory computer-readable storage media storing one or more computer programs including computer-executable instructions that, when executed by one or more processors of a drying apparatus individually or collectively, cause the drying apparatus to perform operations, the operations comprising:
 turning-on, based on a driving command being input, a first switch connected to selectively supply power to a motor for the motor connected to a drum to rotate;   turning-on, according to a rotation of the motor, a second switch connected to selectively supply power to at least one heater of the drying apparatus according to rotation of the motor;   detecting a temperature surrounding a third switch connected to selectively supply power to the at least one heater using a temperature sensor of the drying apparatus; and   controlling, based on a temperature detected from the temperature sensor being greater than or equal to a preset temperature, the first switch for the first switch to be turned-off.   
     
     
         17 . The one or more non-transitory computer-readable storage media of  claim 16 , the operations further comprising:
 turning-on the third switch when the driving command is input.   
     
     
         18 . The one or more non-transitory computer-readable storage media of  claim 16 ,
 wherein the detecting comprises detecting a temperature of the temperature sensor on a preset period basis, and   wherein the controlling the first switch comprises controlling, based on a temperature detected from the temperature sensor being greater than or equal to the preset temperature for a preset time or more, the first switch for the first switch to be turned-off.   
     
     
         19 . The one or more non-transitory computer-readable storage media of  claim 16 , the operations further comprising:
 storing, based on a temperature detected from the temperature sensor being greater than or equal to a preset temperature, error information in a non-volatile memory.   
     
     
         20 . The one or more non-transitory computer-readable storage media of  claim 16 , the operations further comprising:
 checking, based on the drying apparatus being turned-on, whether there is abnormality of the third switch by checking whether there is storing of error information in a non-volatile memory; and   setting an operating mode of the drying apparatus to an error mode when abnormality of the third switch is verified.