JP2000107483A - Fully automatic washing and drying machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To secure a feed water path at the time of feeding water while providing a constitution capable of preventing hot air leakage at the time of drying operation by equipping both an inner lid for covering the upper part of a receiving tube and a feed water duct for connecting feed water openings provided with a feed water valve and the inner lid and feeding water via the feed water duct. SOLUTION: A fully automatic washing and drying machine is provided with a main body 21, a receiving tube 22 supported inside by a suspension 23, a washing-cum-hydroextractign tank 26 supported inside the receiving tube 22, a fluid balancer 27 disposed at the upper part of the washing and spin-drying tank 26, a pulsator 29 disposed at the bottom part of the washing and spin- drying tank 26, a washing shaft 24 to support the pulsator 29, a motor 28 connected to the washing shaft 24, a hot air blowing means to supply hot air, a heat exchanger 33 to perform dehumidification, an inner lid 43 to cover the receiving tube 22, and a feed water path formed of a feed water valve 50, a feed water duct 51, and a feed water opening 43a. It is possible to prevent hot air leakage at the time of drying operation and to feed water automatically as well.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fully automatic washing and drying machine used in ordinary households.

[0002]

2. Description of the Related Art First, the structure of a fully automatic washing and drying machine will be described with reference to FIG.

[0003] 1 is a main body of a fully automatic washing and drying machine, and 2 is a receiving cylinder. Reference numeral 3 denotes a suspension mechanism for suspending and supporting the receiving cylinder 2 from the main body 1. 4 is a washing machine with a biaxial structure.
A dehydrating shaft, 5 is a clutch for switching between the washing and dehydrating shafts during washing or dehydrating, 6 is a washing and dewatering tub, and 7 is a fluid balancer provided in the washing and dewatering tub. Reference numeral 8 denotes a motor provided at the bottom of the receiving cylinder 2, reference numeral 9 denotes a pulsator provided at the center bottom of the washing and dewatering tub, and reference numeral 10 denotes a projection formed on an inclined surface of the pulsator. Reference numeral 11 denotes a fan motor, 12 denotes a heater, and the fan motor 11 and the heater 12 constitute hot air blowing means. Reference numeral 13 denotes a heat exchanger for dehumidifying wet warm air.

[0004] Reference numeral 14 denotes an outlet which communicates with the fan motor 11 and blows warm air toward the clothing, 17 denotes an air flow passage opening / closing valve fixed to the receiving cylinder 2, and 15 denotes an air flow passage opening / closing valve 17 and the heat exchanger 1.
A duct for connecting 3 and a drain valve 16 for opening and closing a drain path for washing and dewatering. Reference numeral 18 denotes an inner lid that covers the upper surface of the receiving cylinder 2 to prevent air leakage, and 19 denotes an inner opening / closing lid provided on the inner lid 18, through which clothes are taken in and out.

The operation of the thus-configured fully automatic washing / drying machine will be described below.

For washing, clothes, water and detergent are put into the washing and dewatering tub 6, the mechanism transmission is switched to the washing side by the clutch 5, and the power of the motor 8 is transmitted to the pulsator 9 via the washing shaft.
And the pulsator 9 is rotated, so that the clothes are caught by the protrusion 10 of the pulsator and drawn into the center. The clothing in the lower central part of the washing and dewatering tub is pushed up to the upper part of the rinsing and dewatering tub by the pulled-in clothing. In this way, the clothes in the washing and dewatering tub 6 are stirred, and the clothes are washed by rubbing each other or by contact with the washing and dewatering tub 6 and the pulsator 9.

After the washing is completed, the water in the washing and dewatering tub 6 is drained by opening the drain valve 16 and then the mechanism transmission is switched to the dehydrating side by the clutch 5 so that the power of the motor 8 is washed through the dehydrating shaft. This is performed by rotating the dewatering tub 6 and separating water from the laundry by centrifugal force.

In the drying, first, the pulsator 9 is rapidly rotated in the normal and reverse directions, so that the washing and dewatering tub 6 is driven by the centrifugal force of dehydration.
Peel off the clothing stuck to the inner wall of the. Then, the air passage opening / closing valve 17 is opened. Thereafter, the pulsator 9 is gently rotated in the forward and reverse directions so that the clothes are hooked and agitated by the protruding portions 10, and the hot air is sent to the outlet 14 by the hot air blowing means including the fan motor 11 and the heater 12. The hot air blown into the washing and dewatering tub 6 from the spout 14 evaporates moisture from the clothes, and then flows out between the washing and dewatering tub 6 and the receiving cylinder 2.
It is guided to the duct 15 from a communication port provided in the lower part of the receiving cylinder 2. Next, it is cooled and dehumidified by the heat exchanger 13 and returns to the fan motor 11 again. In other words, drying proceeds while circulating warm air.

[0009]

In the conventional fully automatic washing and drying machine, the water supply path to the washing and dewatering tub is not particularly taken into consideration, and the troublesome work of opening the inner opening / closing lid and inserting the water supply hose or the like is required. Or in accordance with water injection from above, as in a general washing machine, the inner lid had to be provided with holes to prevent hot air leakage during the drying operation.

[0010] The present invention is to solve the above-mentioned problems,
It is an object of the present invention to provide a fully automatic washing and drying machine having a configuration capable of preventing hot air leakage during a drying operation, and securing a water supply path during water supply.

[0011]

SUMMARY OF THE INVENTION In order to solve this problem, the present invention comprises an inner lid for covering an upper portion of a receiving cylinder, and a water supply duct for connecting a water supply valve and a water supply port provided in the inner lid. Is carried out through a water supply duct, so that it is possible to secure a water supply path at the time of water supply while having a configuration capable of preventing hot air leakage during the drying operation.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 comprises a main body,
A receiving cylinder supported by a plurality of suspensions inside the main body, a washing and dewatering tub rotatably supported by a dehydrating shaft inside the receiving cylinder, a fluid balancer provided at the top of the washing and dewatering tub, and a pulsator provided at the bottom A washing shaft rotatably supporting the pulsator, a motor connected to the washing shaft and fixed to the receiving cylinder, hot air blowing means for supplying hot air, and a heat exchanger for cooling and dehumidifying high-humidity hot air A water supply valve for supplying water to the washing and dewatering tub, an inner lid for covering an upper portion of the receiving cylinder to prevent air leakage, and a water supply duct for connecting a water supply valve and a water supply port provided in the inner lid. Water is supplied through a water supply duct and acts to prevent leakage of hot air during a drying operation.

According to the second aspect of the present invention, the water supply port is disposed on the back side of the inner lid when viewed from the user side, thereby acting to secure a large clothing input area.

According to the third aspect of the present invention, a check valve is provided at the water supply port to prevent a bubble or water from flowing back toward the water supply duct.

According to the fourth aspect of the present invention, by providing a detergent charging container at the water supply port, the detergent is dissolved in the water supply and is automatically supplied.

According to a fifth aspect of the present invention, the water supply port is provided in two systems, and the detergent supply section is provided with a detergent supply section and a softener supply section, so that the softener is dissolved in the water supply and is automatically supplied. I do.

According to the sixth aspect of the present invention, a shower nozzle is provided at the distal end of the water supply port, so that the washing and dewatering tub is injected in the form of a shower.

The invention described in claim 7 has the function of facilitating replacement and maintenance of the nozzle by making the nozzle of the water supply port detachable with various nozzles.

[0019]

(Embodiment 1) A first embodiment of the present invention will be described with reference to FIGS.

First, a side sectional view of FIG. 1 and a plan view of FIG. 2 will be described. However, an operation panel, a top cover, and the like on the upper part of the main body 21 are omitted.

The structure is as follows. Reference numeral 21 denotes a main body that forms an outer shell, and has a receiving cylinder 22 that is supported by the main body 21 via a plurality of suspensions 23 inside. A washing and dewatering tub 26 fixed to a washing shaft 24 and having a large number of holes on its side surface is disposed inside the receiving tube 22, and a fluid balancer 27 is fixed to an upper portion of the washing and dewatering tub 26. A pulsator 29 having a pan-shaped shape is provided at the bottom of the washing and dewatering tub 26, and a projection 30 is formed on an inclined surface of the pulsator 29. The washing shaft 24 is connected to a motor 28, and the motor 28 is fixed to the receiving cylinder 22.

Reference numeral 25 denotes a clutch for switching the interlocking / non-interlocking between the pulsator 29 of the washing shaft 24 having a two-shaft configuration and the washing and dewatering tub 26. Reference numeral 36 denotes a drain valve that opens during washing drainage and dehydration. Reference numeral 50 denotes a water supply valve fixed to the main body 21. The water supply valve 50 receives supply of tap water (not shown) from a water tap, and switches between water supply / stop. Reference numeral 43a denotes a water supply port provided in an inner lid 43 described later, through which water supplied from a water supply valve is poured into the washing and dewatering tub 26. An elastic water supply duct 51 connects the water supply valve 50 and the water supply port 43a to form a water supply path.

FIG. 2 shows a state in which two water supply paths are provided, which correspond to the detergent supply part 53a and the softener supply part b of the detergent supply container 53 provided in the water supply port 43a, respectively. The fan 31 and the heater 32 are fixed to the main body 13,
It constitutes hot air blowing means for supplying hot air. On the downstream side (upward in the figure) of the hot air blowing means, an outlet 49 is provided in communication with a joint 48 and an elastic duct 47. Reference numeral 43 denotes an inner lid, which is fixed so as to cover the upper surface of the receiving cylinder 22 to prevent the hot air from leaking upward. Reference numeral 44 denotes an inner opening / closing lid supported by the inner lid 43 so as to be freely opened and closed. The water supply port 43a and the spout 49
By arranging the inner lid 43 on the back side when viewed from the user side, the inner opening / closing lid 44 is made wider and larger, and at the same time, the water supply duct 51 and the joint 48 are made compact.

Further, on the upstream side of the hot air blowing means (downward in the figure)
Has a heat exchanger 33 for performing cooling and dehumidification, and a connection duct 35 having a part of elasticity is connected to a lower portion of the receiving cylinder 22. The connection duct 35 is provided with an air passage opening / closing valve 37 for opening and closing the air passage. 34 is a trap drainage channel branched at the lowest point of the connection duct 35,
It has a shape in which water accumulates (traps) on the way, and drains the dehumidifying water of the heat exchanger 33, and at the same time, prevents leakage of air.

Next, a detailed configuration around the water supply port 43a will be described with reference to FIG. Above the inner lid 43 (the lower side is also acceptable), a detergent charging container 53 is provided so as to be able to be drawn out. The detergent or softener charged here mixes with water supply and is mixed in the washing and dehydrating tub 26. Supplied to 52 is
A membrane check valve that is stretchable and opens easily in only one direction. It opens in a funnel shape with water pressure from above, and when the water pressure is removed, the film shrinks and closes. Numeral 54 denotes a shower nozzle provided at the tip of the water supply port 43a, which performs shower-like injection of water into the washing and dewatering tub 26 through a rain-like dew hole. Further, the shower nozzle 54 is detachable, and other nozzles capable of injecting water in different forms are prepared as necessary.

With the above configuration, the operation is as follows. For washing, clothes are put into the washing / dewatering tub 26 from the inner opening / closing lid 44. Detergent charging container 5 with detergent and, if necessary, softener
Put it in 3. After that, the operation is fully automatic until the end (end of drying). Continue explanation. In a state where the drain valve 36 and the air flow path opening / closing valve 37 are closed, the detergent supply section 53a is supplied from the water supply valve 50.
Water is supplied to the side. Here, the detergent is dissolved in water to become washing water, and is poured into the washing and dewatering tub 26 through the check valve 52 and the shower nozzle 54 of the water supply port 43a until the water level is reached.

Next, the mechanism transmission is switched to the washing side by the clutch 25, the power of the motor 28 is transmitted to the pulsator 29 via the washing shaft 24, and the pulsator 29 is rotated, so that the protruding portion 30 catches the clothes. Stir and wash. A series of washing steps is started in this way, but detailed description of the steps is omitted.

During washing, especially when there are many clothes and the water level is high,
Detergent foam may flow back from the water supply port 43a toward the water supply duct 51 and, at worst, to the water supply, but the check valve 52 prevents this. The receiving cylinder 22 is provided with an overflow port (a path for discharging excess water, not shown) so as not to overflow with water, but even if it overflows, the check valve 52 prevents the overflow.
The worst backflow to the water supply can be avoided.

At the time of the last rinsing, the softener charging portion 53b side of the water supply valve 50 is opened, and the softener is poured into the washing and dewatering tub 26 together with the water supply.

During the washing process and after the final rinsing, the water in the washing and dewatering tub 26 is drained by opening the drain valve 36, and then the mechanism transmission is switched to the dehydrating side by the clutch 25 to drive the motor 28. The power is rotated by rotating the washing / dewatering tub 26 together with the pulsator 29 via the washing shaft 24 to separate water from the laundry by centrifugal force.

Next, in the drying, first, the clothes adhered to the inner wall of the washing and dewatering tub 26 are peeled off by rapidly rotating the pulsator 29 forward and backward by centrifugal force of dewatering. Then, the drain valve 36 is closed, and the air passage opening / closing valve 37 is opened. Thereafter, the wind generated by the fan 31 is heated while passing through the heater 32, and the joint 48 and the elastic duct 47 are heated.
Through the spout 49 to generate warm air and wash and spin off the tub 2
It is blown into 6. Since the inner lid 43 is provided, the warm air does not escape upward. Then, after the clothes are heated to evaporate the moisture, they pass through a hole in the side surface of the washing and dewatering tub 26 and a gap between the fluid balancer 27 and the inner lid 43 to a connection duct 35 communicating with the lower part of the receiving cylinder 22. It is led and reaches the heat exchanger 33. In the heat exchanger 33, the warm air having increased humidity is cooled, cooled and dehumidified, and returns to the fan 31 again.

In this way, drying is promoted while circulating and dehumidifying warm air. The dehumidified water is discharged to the outside through the trap drain 34. During this time, the pulsator 29 performs forward and reverse rotation (close to the movement of a general pulsator-type washing machine at the time of washing, but not the same), and repeatedly lifts the clothes with the protruding portion 30 while repeating the stirring of the clothes to dry the clothes. help.

Although the check valve 52 has been described as a stretchable film, it is not limited to this.
A door-shaped member that opens only downward by the force of the fluid, an electric control valve, or the like may be used.

Further, the position of the check valve 52 is
Although described below as being disposed below 3, it is more preferable to be disposed above because there is a possibility that bubbles may be generated even in the detergent charging container 53.

Further, as a shape for generating a shower, the shower nozzle 54 has been described as a rainy dew shape. However, the present invention is not limited to this, and a slit shape, a sprinkler shape, or the like may be used.

Examples of different forms of water injection by other nozzles include a high-speed jet or the like in which bubbles are entangled.

[0037]

As described above, according to the first means of the present invention, an inner lid for covering the upper part of the receiving cylinder to prevent air leakage is provided, and a water supply valve for connecting a water supply valve to a water supply port provided on the inner lid. By providing a duct, water is automatically supplied through the water supply duct and hot air can be prevented from leaking during the drying operation, so it is fully automatic until drying, with excellent drying performance and fully automatic washing that keeps the room moist. A dryer can be provided.

According to the second aspect of the present invention, since the water supply port is disposed on the back side of the inner lid as viewed from the user side, the water supply path can be made compact, and a wide clothing input area can be secured. It is possible to provide a fully automatic washing and drying machine with improved convenience in taking in and out.

According to the third means of the present invention, by providing a check valve at the water supply port, it is possible to prevent foam and water from flowing back into the water supply duct during washing, and furthermore, to the tap water. A dryer can be provided.

According to the fourth aspect of the present invention, by providing a detergent charging container at the water supply port, the detergent can be dissolved in the water supply and supplied automatically, so that the cleaning performance is improved and the scheduled washing can be performed. Thus, it is possible to provide a fully automatic washing and drying machine with improved usability.

According to the fifth means of the present invention, the water supply port is
By providing a system and a detergent supply section and a softener supply section in the detergent supply container, the softener can also be dissolved in the water supply and automatically supplied, eliminating the hassle of charging the softener in the middle, etc. A washing / drying machine can be provided.

According to the sixth aspect of the present invention, since the shower nozzle is provided at the tip of the water supply port, the water can be poured into the washing and dewatering tub in a shower-like manner. It is possible to provide a fully automatic washer / dryer in which water is uniformly applied and washing and rinsing performance is improved.

According to the seventh aspect of the present invention, various nozzles can be attached to and detached from the tip of the water supply port, so that replacement and maintenance can be easily performed when changing the water injection mode or when there is a problem with the nozzle such as clogging or damage. It is possible to provide a fully automatic washing and drying machine which can be operated at a high speed.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a fully automatic washing and drying machine of the present invention.

FIG. 2 is a plan view of the same.

FIG. 3 is a detailed view around a water supply port of the present invention.

FIG. 4 is a configuration diagram of a conventional fully automatic washing and drying machine.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 21 Main body 22 Receiving cylinder 23 Suspension 24 Washing axis 26 Washing and dewatering tub 27 Fluid balancer 28 Motor 29 Pulsator 31 Fan 32 Heater 33 Heat exchanger 43 Inner lid 43a Water supply port 50 Water supply valve 51 Water supply duct 52 Check valve 53 Detergent charging container 53a detergent input section 53b softener input section 54 shower nozzle

 ──────────────────────────────────────────────────の Continued on the front page (72) Inventor Junichi Morinaka 1006 Kadoma Kadoma, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. F term (reference) 3B155 AA10 CB07 CB53 FA04 FA14 FA29 FA36 HB09 HB15 MA01 MA02

Claims (7)

[Claims] 1. A main body, a receiving cylinder supported by a plurality of suspensions inside the main body, a washing and dewatering tub rotatably supported by a dehydrating shaft inside the receiving cylinder, and an upper portion of the washing and dehydrating tub. A fluid balancer and a pulsator provided at the bottom, a washing shaft rotatably supporting the pulsator, a motor connected to the washing shaft and fixed to the receiving cylinder, hot air blowing means for supplying hot air, A heat exchanger for cooling and dehumidifying the wind, a water supply valve for supplying water to the washing and dewatering tub, an inner lid for covering the upper part of the receiving cylinder to prevent air leakage, and a water supply port provided on the water supply valve and the inner lid. Fully automatic washer / dryer that has a water supply duct that connects the 2. The fully automatic washing / drying machine according to claim 1, wherein the water supply port is disposed on the back side of the inner lid as viewed from the user side. 3. The fully automatic washing and drying machine according to claim 1, wherein a check valve is provided at the water supply port. 4. A detergent supply container is provided at a water supply port.
The fully automatic washing and drying machine as described. 5. The fully automatic washing / drying machine according to claim 4, wherein the water supply port has two systems, and a detergent introduction part and a softener introduction part are provided in the detergent introduction container. 6. The fully automatic washing and drying machine according to claim 1, wherein a shower nozzle is provided at a tip of the water supply port. 7. A fully automatic washing and drying machine according to claim 6, wherein various nozzles can be attached to and detached from the water supply port.