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A control method of a clothes dryer and the clothes dryer

A control method and clothes dryer technology, which are applied in the field of clothes dryers, can solve problems such as increasing the drying air temperature too late, slow drying speed, and reducing the drying air temperature, so as to avoid scalding of clothes and improve drying efficiency. effect of effect

Active Publication Date: 2021-10-26
QINGDAO HAIER WASHING ELECTRIC APPLIANCES CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The prior art has disclosed that the temperature of the drying air of the clothes dryer is controlled within a certain range to avoid the clothes from being scalded, but the existing clothes dryers can only detect and control the temperature of the drying air when drying the clothes, but cannot detect And control the temperature of the clothes, the temperature of the drying air is higher than the temperature of the clothes, adjusting the temperature of the drying air according to the detection value of the drying air temperature will cause the temperature of the drying air to be reduced too early and the temperature of the drying air to be increased too late, thus affecting The drying effect of clothes, and now some high-end clothes, the material is more sensitive to temperature, the drying speed is slow at low temperature, and the clothes are damaged at high temperature

Method used

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  • A control method of a clothes dryer and the clothes dryer
  • A control method of a clothes dryer and the clothes dryer
  • A control method of a clothes dryer and the clothes dryer

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Embodiment 1

[0034] Such as Figure 1-4 As shown, the embodiment of the present invention introduces a control method of a clothes dryer. After the drying starts, the temperature at different points in the cylinder is detected, and effective detection values ​​are selected from the obtained detection values, and the effective The detected values ​​are averaged, and the obtained average value is the temperature of the clothes, and is used to control the temperature of the drying air.

[0035] After the drying starts, check it at regular intervals.

[0036] The prior art has disclosed that the drying air is detected, and the temperature of the drying air is adjusted according to the detected value to prevent the clothes from being scalded. However, the temperature of the drying air is higher than the temperature of the clothes, and the above operation will cause the temperature of the drying air to decrease prematurely. As well as increasing the temperature of the drying air too late, there...

Embodiment 2

[0039] Such as Figure 1-4 As shown, the difference between this embodiment and Embodiment 1 is that it is judged whether each detected position point is located on the clothing, and if so, the detection value of the temperature at this position point is an effective detection value, which is reserved to be compared with other detection points located on the clothing. The detected values ​​of the temperature at the position point are calculated as the average value together, and the obtained average value is the temperature Tn of the clothes. If not, the detected value of the temperature at the position point is an invalid value, which is removed.

[0040] The temperature of a*b points in the barrel is detected by an infrared array temperature sensor.

[0041] Specifically, the clothes dryer of the present invention is provided with a remote temperature detector above the drum insertion port, and the temperature detector is an infrared array temperature detector, which can rem...

Embodiment 3

[0047] Such as Figure 1-4 As shown, the difference between this embodiment and the second embodiment is that it is judged whether Tn reaches the first temperature setting value, if so, the heater stops working or the power of the heater is reduced, and if not, the heater works normally.

[0048] Specifically, when the clothes dryer is working, the drum drives the clothes to tumble, and the temperature detector detects the temperature of the array points within its projected range. The temperature detector measures once at a certain time interval, and it is preferentially set to detect once per second, and other intervals can also be used. .

[0049] After the heater stops working or the power of the heater is reduced, the temperature of the clothes is Tn', and Tn' is less than the first temperature setting value, and it is judged whether Tn' is less than the second temperature setting value, and the second temperature setting value is less than the first temperature setting v...

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Abstract

The invention relates to a control method of a clothes dryer. After the clothes drying starts, the temperature of different positions in the cylinder is detected, effective detection values ​​are selected from the obtained detection values, and the average value of the effective detection values ​​is calculated. The obtained average value is the temperature of the clothes, and is used for the control of the drying air temperature. The present invention also relates to a clothes dryer adopting the above-mentioned control method. The present invention firstly detects the temperature of different positions in the cylinder, and then processes the detected value to obtain the temperature of the clothes, and then adjusts the temperature of the drying air according to the temperature of the clothes, so as to avoid the occurrence of failure to control the temperature of the drying air in time. The problem of poor drying effect of clothes improves the drying effect of clothes while avoiding the clothes from being scalded.

Description

technical field [0001] The invention relates to a clothes dryer, in particular to a method for controlling the clothes dryer. Background technique [0002] As the name suggests, a clothes dryer is a device for drying clothes. The advent of clothes dryers has brought great convenience to people's lives, enabling people to get dry clothes even in rainy days. [0003] In a drying mechanism used in a clothes dryer or a washer-dryer, a device for generating heated air often adopts a heating method in which air is heated by a heater. [0004] The prior art has disclosed that the temperature of the drying air of the clothes dryer is controlled within a certain range to avoid the clothes from being scalded, but the existing clothes dryers can only detect and control the temperature of the drying air when drying the clothes, but cannot detect And control the temperature of the clothes, the temperature of the drying air is higher than the temperature of the clothes, adjusting the tem...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): D06F58/36D06F103/12D06F105/28
CPCD06F58/30D06F58/38D06F2103/08D06F2105/28
Inventor 刘霞宋华诚许升吕佩师单世强
Owner QINGDAO HAIER WASHING ELECTRIC APPLIANCES CO LTD