JP4604428B2 - Washing and drying machine - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a washing and drying machine having a process of blowing warm air into an inner tub to dry clothes, and capable of consistently performing from washing to drying.
[0002]
[Prior art]
Conventionally, this type of washing and drying machine is configured as shown in FIGS. Hereinafter, the configuration will be described.
[0003]
As shown in FIG. 5, the casing 1 is provided with an outer tub 3 that is elastically suspended by a plurality of suspensions 2 to absorb vibration during dehydration by the suspension 2. Inside the outer tub 3, an inner tub 4 that accommodates clothes (laundry and drying objects) is rotatably arranged around the washing / dehydrating shaft 5, and the clothes are stirred at the inner bottom of the inner tub 4. The rotary blade 6 is rotatably arranged.
[0004]
A large number of small holes (not shown) are provided in the inner peripheral wall of the inner tank 4, and a fluid balancer 7 is provided above. The motor (driving means) 8 is attached to the bottom of the outer tub 3, and is connected to the inner tub 4 or the rotary blade via the clutch 9 that switches the transmission of rotational force to the washing / dehydrating shaft 5 and the washing / dehydrating shaft 5 during washing or dehydrating. 6 is connected.
[0005]
The heat exchanger 10 dehumidifies the circulated wet warm air, and one end is connected to the lower part of the outer tub 3 via a circulation path switching valve 11 and a telescopic lower bellows-like hose 12, and the other end is dried. It is connected to one end of the air blower (air blowing means) 13. The other end of the drying fan 13 is connected to a hot air supply path 15 having a heater 14 as a heating means, and constitutes a path that circulates through the upper bellows hose 16 to the inner tank 4.
[0006]
The outer tub 3 is provided with an outer tub cover 17 that airtightly covers the upper surface of the outer tub 3, and the outer tub cover 17 is provided with a hot air outlet 18 from the expandable upper bellows-like hose 16. . Further, the outer tub 3 is connected to a drain pipe 19, and an overflow port 20 that communicates with the drain pipe 19 is provided at the upper end of the outer tub 3 to discharge water when the water overflows on the outer tank cover 17 to the outside. I am doing so. Further, an inner lid 21 is provided on the outer tub cover 17 so as to be freely opened and closed so that clothes can be taken in and out.
[0007]
Further, as shown in FIGS. 6 and 7, a bypass pipe 23 for sealingly fitting the opening 22 provided on the top surface of the outer tank cover 17 and the overflow port 20 is provided. The upper exterior body 24 covers the upper part of the housing 1, has an outer lid 25 that can be freely opened and closed, is provided with a control device 26, and is provided with a water supply valve 27 that supplies water to the inner tank 4. A drain valve 28 for draining the water in the outer tub 3 is provided at the bottom of the outer tub 3. The cooling blower 29 is attached to the side surface of the housing 1 and is configured to blow air so as to cool the outer tub 3 inside the housing 1, the heat exchanger 10, and the like. Further, the water supply valve 27 is configured to be watertightly coupled to the outer tank cover 17.
[0008]
The operation in the above configuration will be described. In the washing process, the outer lid 25 and the inner lid 21 are opened to put laundry and detergent into the inner tub 4, and when the operation is started, the water supply valve 27 is opened to supply water to a predetermined level, and then the motor 8 is driven. At this time, the power of the motor 8 is transmitted to the rotary blade 6 through the washing shaft by the clutch 9 of the transmission mechanism unit, and the rotary blade 6 rotates to agitate the laundry, and the laundry or the inner tub Washing is performed by the mechanical force acting by contact with the inner wall of the blade or the rotor blade 6 and the hydrodynamic force.
[0009]
In the dehydration process, after the washing is completed, the drain valve 28 is opened to drain the water in the inner tub from the drain pipe 19, and then the clutch 9 of the transmission mechanism is switched to the dehydration side so that the power of the motor 8 is supplied via the dehydration shaft. This is performed by separating the moisture from the laundry by transmitting it to the inner tub 4 and rotating it to apply centrifugal force to the laundry.
[0010]
In the drying process, the clutch 9 is switched to the washing side, the motor 8 is driven and transmitted to the rotor blades 6, and the rotor blades 6 are rapidly rotated forward and reverse so that they stick to the inner tank 4 after dehydration. Peel off the laundry. Next, the drain valve 28 is closed and the circulation path switching valve 11 is opened. Then, warm air is sent to the warm air jet port 18 by the drying fan 29 and the heater 14 while stirring by rotating the rotating blade 6 forward and reverse. The warm air blown into the inner tub 4 from the warm air outlet 18 evaporates moisture from the laundry, and then exits from the inner tub 4 to the inside of the outer tub 3 and then passes through the lower bellows-like hose 12. The heat exchanger 10 is reached.
[0011]
Inflow of external air by the cooling blower 29 disposed on the side surface of the housing 1 when warm air containing moisture from the laundry deprives moisture passes through the inner wall of the outer tub 3 or the heat exchanger 10. Thus, the outer walls of the outer tub 3 and the heat exchanger 10 are cooled, in which moisture condensation occurs, and the moist hot air is dehumidified and returned to the drying fan 13. By circulating the warm air in this circulation path, the clothes (the object to be dried) in the inner tub 4 can be dried.
[0012]
Here, in the unlikely event that the water supply valve 27 fails and water supply does not stop, water that has reached the outer tank cover 17 is bypassed from the opening 22 provided on the top surface of the outer tank cover 17. It is possible to quickly escape to 23, pass through the drainage pipe 19 from the overflow port 20, and discharge outside the machine without overflowing.
[0013]
Furthermore, in the event that the water tightness of the water supply valve 27 and the outer tub cover 17 cannot be ensured, the overflow port 20 is provided in order to discharge the water overflowing with high water pressure to the outside of the machine. As shown in FIG. 6, the entrance is provided with an opening 30 in a wide range.
[0014]
[Problems to be solved by the invention]
In such a conventional washing / drying machine, hot air is circulated in the outer tub 3 during the drying process, but the warm air containing the most moisture in the inner tub 4 passes through the overflow port 20. At this time, since the steam has a property of rising upward, the steam rises from the opening portion 30 at the inlet of the overflow port 20, and dew condensation occurs inside the upper exterior body 24.
[0015]
Due to this dew condensation, the insulation performance of the electrical component 26 in the upper exterior body 24 is deteriorated, or the dew condensation water is dropped or dropped from the gap between the upper exterior body 24 and the housing 1, and the appearance is deteriorated. The user feels uncomfortable, such as wet.
[0016]
The present invention solves the above-mentioned conventional problems, prevents condensation inside the upper exterior body due to the rise of steam from the opening provided in the overflow port, prevents deterioration of the insulation performance of the body, and further reduces the floor surface. The purpose is to prevent the user from feeling uncomfortable, for example, to prevent it from getting wet.
[0017]
[Means for Solving the Problems]
In order to achieve the above object, the present invention rotatably supports an inner tank having a rotation center axis in a substantially vertical direction in an outer tank that is elastically suspended in a casing, and rotates on the inner bottom of the inner tank. The blade is rotatably provided, the inner tub or the rotary wing is driven by the driving means, the warm air heated by the heating means is blown into the inner tub by the blowing means, and the upper surface of the outer tub is hermetically covered by the outer tub cover. configured so,-out guide to an open portion communicating with the overflow into the opening together with the overflow from the outer tub through the opening of the outer tub cover leads above the outer tub cover, the opening portion and the outer tub with the opening by a drain pipe for draining the water of the inner communicating a drainable configure this flooding overboard, the cover member covering the periphery of the opening portion covers the opening of the outer tub cover between the outer tub cover provided to open the gap, at the communicating portion provided on a member covering a portion of the open portion opening It is those through.
[0018]
As a result, the steam that has risen from the open part condenses on the lower side of the cover member, so the dew condensation water drops again on the open part, preventing condensation inside the upper exterior body, and the insulation performance of the aircraft It is possible to prevent the user from feeling uncomfortable, for example, the deterioration can be prevented and the floor can be prevented from getting wet.
[0019]
DETAILED DESCRIPTION OF THE INVENTION
The invention according to claim 1 of the present invention includes an outer tub elastically suspended in a housing, an inner tub having a rotation center axis in a substantially vertical direction and rotatably supported in the outer tub, A rotating blade provided rotatably on the inner bottom of the inner tank, a driving means for driving the inner tank or the rotating blade, a blowing means for blowing air into the inner tank, and air blown by the blowing means is heated. A heating means, an outer tank cover for airtightly covering the upper surface of the outer tank, and a drain pipe for draining the water in the outer tank, the overflow from the outer tank to the opening of the outer tank cover -out guide to the open portion communicating with the opening of the overflow and guides above the outer tub cover over, capable drained the overflow out of the apparatus communicates with said drain pipe and said opening and said opening configuration and then, said covering member covering the periphery of the opening to cover the opening portion of the outer tub cover Provided to open the gap between the tank cover, which a part of the opening portion and the opening communicating with the communicating portion provided on said cover member, any chance water supply valve is out of order Even if a situation that does not stop occurs, it can be prevented from overflowing from the outer tank, and the steam that has risen from the open part will condense under the cover member, so the condensed water will drip back into the open part and Condensation inside the body can be prevented, the insulation performance of the machine body can be prevented from deteriorating, and the floor surface can be prevented from getting wet.
[0020]
The invention according to claim 2 is the invention according to claim 1, wherein the covering member has a rib for expanding the surface area on the back surface, and reliably captures moisture containing a large amount of moisture. Condensation in the interior of the can be prevented.
[0021]
The invention according to claim 3 is the invention according to claim 1 or 2, wherein the communicating portion is formed by covering a part of the cover member from the back side with a plate-like body, and is provided on the cover member. The communication part can be easily configured.
[0022]
The invention according to claim 4 is the invention according to claim 3, wherein the plate-like body is provided with a downward inlet and an outlet communicating with the opening and the open portion, and is covered with the plate-like body. By covering the back surface of the member, the communication portion can be easily configured.
[0023]
The invention according to claim 5 is the invention according to claim 3 or 4, wherein the plate-like body has ribs for increasing the surface area, and the effect of preventing condensation inside the upper exterior body is further improved. Can be raised.
[0024]
The invention according to claim 6 is the invention according to any one of claims 3 to 5, wherein the covering member and the plate-like body are detachably combined, and dust or the like in the inner tub is jammed in the communicating portion. Even if it can be cleaned easily.
[0025]
【Example】
Hereinafter, an embodiment of the present invention will be described with reference to the drawings. In addition, the thing of the same structure as a prior art example attaches | subjects the same code | symbol, and abbreviate | omits description.
[0026]
As shown in FIGS. 1 and 2, the covering member 31 is provided so as to cover the periphery of the opening 22 of the outer tub cover 17 and the opening 30 of the outer tub 3, and the opening 22 and a part of the opening 30. Are communicated by a communication portion 32 provided on the covering member 31. As shown in FIGS. 2 and 3, ribs 33 for expanding the surface area are provided on the back surface of the covering member 31.
[0027]
Here, although not shown, there is a gap in the vertical direction between the outer tub cover 17 and the cover member 31, and the water on the outer tub cover 17 flows under the cover member 31, thereby opening the opening portion. It is comprised so that it may drip from 30 to the overflow port 20.
[0028]
Further, the communication part 32 is formed by covering a part of the covering member 31 from the back side with a plate-like body 34 as shown in FIG. 4 and communicating with the opening 22 and the opening part 30 in the plate-like body 34. An inlet 35 and an outlet 36 are provided. Further, the plate-like body 34 is provided with ribs 37 for increasing the surface area. Here, the covering member 31 and the plate-like body 34 are detachably combined with each other (not shown) such as claw fitting. Other configurations are the same as those of the conventional example.
[0029]
The operation in the above configuration will be described. The basic operation from the washing process to the drying process is the same as that of the conventional example, and thus the description thereof is omitted.
[0030]
In the event that the water supply valve 27 fails and the water supply does not stop during operation, the water reaching the outer tank cover 17 is covered from the opening 22 provided on the top surface of the outer tank cover 17. It is possible to quickly escape to the communication portion 32 provided in the member 31 and to discharge outside the machine without overflowing from the overflow port 20 through the drain pipe 19.
[0031]
In the unlikely event that water tightness between the water supply valve 27 and the outer tank cover 17 cannot be ensured, the water that overflows vigorously on the outer tank cover 17 with high water pressure is between the outer tank cover 17 and the covering member 31. It can be discharged out of the machine through the opening 30 through the gap in the vertical direction provided at the top.
[0032]
Further, in the drying process, the vapor rising from the opening part 30 is condensed on the lower side of the covering member 31, so the condensed water is dropped again on the opening part 30 to prevent condensation inside the upper exterior body 24. It is possible to prevent the user from feeling uncomfortable, for example, the deterioration of the insulation performance of the airframe can be prevented, and the floor can be prevented from getting wet.
[0033]
Here, since the covering member 31 has the rib 33 for increasing the surface area on the back surface, it is possible to surely capture the vapor containing a lot of moisture, and further prevent condensation inside the upper exterior body 24. be able to.
[0034]
Further, since the communication part 32 is formed by covering a part of the covering member 31 from the back side with the plate-like body 34, the communication part 32 provided on the covering member 31 can be easily configured. Since the plate-like body 34 includes the downward entrance 35 and the outlet 36 communicating with the opening 22 and the opening 30, the communication portion 32 can be easily made by covering the back surface of the covering member 31 with the plate-like body 34. Can be configured.
[0035]
Further, since the plate-like body 34 has the ribs 37 for increasing the surface area, the effect of preventing dew condensation inside the upper exterior body 24 can be further increased.
[0036]
Moreover, since the cover member 31 and the plate-like body 34 are detachably combined, even when dust or the like in the inner tub 4 is stuck in the communication portion 32, it can be easily cleaned.
[0037]
【The invention's effect】
As described above, according to the first aspect of the present invention, the outer tub elastically supported in the housing and the rotation center axis in the substantially vertical direction are rotatably supported in the outer tub. An inner tank, a rotor blade rotatably provided on the inner bottom of the inner tank, a driving means for driving the inner tank or the rotor blade, a blower means for blowing air into the inner tank, and air blown by the blower means Heating means for heating the air to be discharged , an outer tank cover for airtightly covering the upper surface of the outer tank, and a drain pipe for draining the water in the outer tank, and overflowing water from the outer tank to the outside -out guide to the open portion communicating with the opening of the overflow and guides above the outer tub cover through the opening in the vessel cover, said opening and said opening is communicated with said discharge pipe this flooding and drainable configuration outside the periphery of the opening to cover the opening portion of the outer tub cover Cormorant the cover member provided so as to open a gap between the outer tub cover, because a portion of the opening portion and the opening communicating with the communicating portion provided on said cover member, elevated vapor from the open portion Can prevent condensation inside the upper exterior body, prevent deterioration of the insulation performance of the fuselage, and prevent the floor from getting wet. Can do. Even if the water tightness of the water supply valve and the outer tub cover cannot be ensured, the water overflowing on the outer tub cover is opened from the vertical gap provided between the outer tub cover and the cover member. It can be discharged out of the machine.
[0038]
According to the second aspect of the present invention, since the covering member has the rib for expanding the surface area on the back surface, the vapor containing a lot of moisture is surely captured, and condensation inside the upper exterior body is prevented. be able to.
[0039]
According to the invention described in claim 3, since the communication part is formed by covering a part of the cover member from the back side with the plate-like body, the communication part provided on the cover member can be easily configured. it can.
[0040]
According to the invention described in claim 4, since the plate-like body is provided with the downward inlet and the outlet communicating with the opening and the open portion, the plate-like body covers the back surface of the covering member, thereby communicating. The part can be configured easily.
[0041]
Further, according to the invention described in claim 5, since the plate-like body has the ribs for expanding the surface area, the effect of preventing condensation inside the upper exterior body can be further enhanced.
[0042]
Further, according to the sixth aspect of the present invention, since the covering member and the plate-like body are detachably combined, the dust can be easily cleaned even when dust or the like in the inner tub is clogged with the communicating portion.
[Brief description of the drawings]
FIG. 1 is a longitudinal sectional view of a washing / drying machine according to an embodiment of the present invention. FIG. 2 is an enlarged perspective view of a main part of the washing / drying machine. FIG. 3 (a) is an enlarged plan view of a covering member of the washing / drying machine. (B) Enlarged side view of the covering member of the washer / dryer [FIG. 4] (a) Enlarged sectional view of the plate-like body of the washer-dryer (b) Enlarged bottom view of the plate-like body of the washer / dryer [FIG. 5] Longitudinal sectional view of a conventional washer / dryer [Fig. 6] Enlarged perspective view of the main part of the washer / dryer [Fig. 7] (a) Enlarged sectional view of the bypass pipe of the washer / dryer (b) Expanded bottom view of the bypass pipe [Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Housing | casing 3 Outer tank 4 Inner tank 6 Rotary blade 8 Motor (drive means)
13 Blower for drying (Blower unit)
14 Heater (heating means)
17 Outer tank cover 22 Opening part 30 Opening part 31 Cover member 32 Communication part

Claims (6)

An outer tub that is elastically suspended in the housing, an inner tub that has a central axis of rotation in a substantially vertical direction and is rotatably supported in the outer tub, and a rotation that is rotatably provided on the inner bottom of the inner tub. A blade, driving means for driving the inner tub or rotary wing, air blowing means for blowing air into the inner tank, heating means for heating air blown by the air blowing means, and the upper surface of the outer tank are hermetically sealed An outer tank cover that covers the outer tank and a drain pipe that drains the water in the outer tank, and guides the overflow from the outer tank to the upper part of the outer tank cover through the opening of the outer tank cover. the-out guide to an open portion communicating with said opening, said opening and said opening is communicated with said drain pipe and drainable configure this flooding overboard, cover the opening of the outer tub cover open the gap a covering member for covering the periphery of the opening portion together with the outer tub cover To provided a washing and drying machine and a portion of said opening said opening portion communicating with the communicating portion provided on said cover member.   The washing / drying machine according to claim 1, wherein the covering member has a rib for expanding the surface area on the back surface.   The washing / drying machine according to claim 1 or 2, wherein the communication portion is formed by covering a part of the covering member with a plate-like body from the back side.   The washing / drying machine according to claim 3, wherein the plate-like body includes a downward inlet and an outlet communicating with the opening and the opening.   The washer-dryer according to claim 3 or 4, wherein the plate-like body has ribs for expanding the surface area.   The washing and drying machine according to any one of claims 3 to 5, wherein the covering member and the plate-like body are detachably combined.

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