Washer and dryer

A washing and drying machine and drying technology, which is applied to washing devices, washing machines with containers, and washing machine control devices, etc., can solve problems such as dyeing, color fading, and hot air cannot be circulated, and achieve the effect of increasing temperature

Active Publication Date: 2006-12-20
HITACHI HOME & LIFE SOLUTIONS INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, after the clothes and detergent are put into the washing and dehydrating tub, the clothes are soaked in water by supplying water from the water supply valve to the washing and dehydrating tub. In the case of dissolved detergent, hot air is blown onto the clothes, exposing the clothes to a very high local concentration of detergent, and there is a problem of color fading and staining
In addition, the inlet of the air flow channel of the drying air circulation system is set at the bottom of the outer cylinder. Before water is supplied to the clothes, the water flowing into the outer cylinder will accumulate at the entrance of the air flow channel, blocking the air flow channel of the drying air circulation system. , so that the hot air cannot circulate

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0040] figure 1 It is a schematic side view showing such an electric washing machine capable of washing and drying in a longitudinally cut state. Reference numeral 1 is a square cylindrical shell constituting the outer contour. Mark 2 is the washing and dehydrating cylinder that constitutes the inner cylinder. There are many small through holes 2a for passing water and ventilation on its outer peripheral wall, and there are many through holes 2b for passing water and ventilation on its bottom wall. There is a fluid stabilizer 3 on its upper edge, and a pulsating impeller 4 that can rotate freely is arranged on the inner side of its bottom.

[0041] Figure 2~ Figure 5 As shown, the above-mentioned pulsating impeller 4 has a raised portion 4a and a plurality of pumping through-holes 4b on its upper surface. Above-mentioned bulging part 4a is positioned at the bottom of washing and dehydrating cylinder 2, on its upper surface forms several slopes gently inclined to the direct...

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PUM

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Abstract

An object of the present invention is to provide a washing and drying machine capable of saving water and obtaining high cleaning power. It sprinkles the washing water with high detergent concentration in the inner cylinder (2), and while soaking the laundry, discharges the washing water from the bottom of the outer cylinder (6) to form a reliable air passage for the air circulation mechanism, while letting the pulsating impeller (4) Make forward and reverse rotation, while using the electric air blower (43) to suck the air in the outer cylinder, and blow the hot air heated by the PTC heater (46) into the inner cylinder to improve the washing and soaking. The temperature of the washing water in the laundry, and then supply water so that the water is accumulated at the bottom of the above-mentioned outer cylinder, and the washing water is kept at a water level not exceeding the above-mentioned pulsating impeller, and then, while allowing the washing water accumulated at the bottom of the above-mentioned outer cylinder The water is circulated, and it is sprinkled on the laundry on the above-mentioned pulsating impeller, while the above-mentioned pulsating impeller is rotated positively and negatively, to implement the washing that the upward force is repeatedly applied to the laundry by the pulsating impeller.

Description

technical field [0001] The present invention relates to a technique for improving the cleaning effect of a washing and drying machine or a washing machine. Background technique [0002] Ordinary agitating washing and drying machines have the following components: an outer shell; an outer cylinder for storing washing water that is suspended in the outer shell through an anti-vibration mechanism; It is also a dehydration cylinder, that is, the inner cylinder; the bottom located in the inner cylinder is set as a rotating impeller; a driving mechanism that can selectively drive the rotation of the inner cylinder and / or the impeller; the detergent input with the function of adding additives device; a water supply mechanism that supplies washing water to the above-mentioned outer cylinder or inner cylinder, and supplies detergent inflow water to the detergent injector; a drainage mechanism that discharges the washing water in the above-mentioned outer cylinder; detects the washing...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D06F33/02D06F25/00D06F17/10
Inventor 小池敏文大林史朗宫野让桧山功吉田哲士渡边光大杉宽铃木好博
Owner HITACHI HOME & LIFE SOLUTIONS INC
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