JP4016874B2 - 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 laundry, and being able to carry out consistently from washing to drying.
[0002]
[Prior art]
Conventionally, this type of washing and drying machine is configured as shown in FIG. Hereinafter, the configuration will be described.
[0003]
As shown in FIG. 5, the casing 1 supports the outer tub 2 by a suspension 3 so as to be suspended and vibration-proof. An inner tank 4 having a central axis of rotation in a substantially vertical direction is rotatably provided inside the outer tank 2, and a rotary blade 5 is rotatably provided at the center inner bottom of the inner tank 4. A fluid balancer is disposed above the inner tank 4. 6 is provided. A motor (driving means) 7 is provided below the outer tub 2 and includes a washing / dehydrating shaft 8 that is hollow and has a biaxial structure, and a clutch 9 that switches transmission of rotational force to the washing / dehydrating shaft 8 during washing or dehydration. Via the inner tank 4 or the rotary blade 5.
[0004]
The drying blower 10 blows hot air heated by the heater 11 into the inner tank 4 from the hot air outlet 12 and is provided substantially above the housing 1. The heat exchanger 13 dehumidifies the wet warm air, and one end is connected to the connection duct 15 connected to the drainage passage port 14 of the outer tub 2 and the other end is connected to the drying fan 10.
[0005]
The drain valve 16 is configured to guide the drainage from the connection duct 15 and the heat exchanger 13 to the drain valve 16 through the drain duct 17 and drain the drainage hose 18 to the outside of the machine. The outer tub cover 19 covers the upper surface of the outer tub 2 in an airtight manner, and an inner lid 20 is provided on the outer tub cover 19 so as to be freely opened and closed so that clothes can be taken in and out.
[0006]
The circulation dehumidification path 21 is formed by the drainage path port 14, the connection duct 15, the heat exchanger 13, the drying fan 10, the heater 11, the hot air outlet 12, and the like, and circulates hot air through the inner tank 4. A waste thread collecting device 22 is provided in the circulation dehumidifying path 21, and the waste thread collecting device 22 is disposed in a substantially vertical direction behind the housing 1 as shown in FIG.
[0007]
As shown in FIG. 7, the waste thread collecting device 22 includes a first filter 23 having a bag-like portion 23a provided on the hot air input side and having an opening on the hot air input side, and a planar first provided on the hot air output side. 2 filters 24 (see, for example, Patent Document 1).
[0008]
The operation in the above configuration will be described. In the washing process, when clothes and detergent are put into the inner tub 4 and the operation is started, a water supply valve (not shown) is opened to supply a predetermined amount of water into the inner tub 4, and the clutch 9 of the transmission mechanism is turned on. It sets to the washing side, the motive power of the motor 7 is transmitted to the rotary blade 5 through the washing shaft, the rotary blade 5 is rotated, and the clothes are agitated and washed in water. Thereafter, the drain valve 16 is opened to drain water, and water is supplied again in the rinsing process, and the clothes are rinsed in the same manner as the washing process.
[0009]
In the dehydration process, after rinsing is completed, the water in the inner tub 4 is drained by opening the drain valve 16, and then the clutch 9 of the transmission mechanism is switched to the dewatering side, and the power of the motor 7 is transferred to the inner tub 4 via the dewatering shaft. The process proceeds by separating the moisture from the laundry by applying a centrifugal force to the laundry.
[0010]
In the drying process, first, the rotating blade 5 is rotated in the forward and reverse directions so that the clothes stuck to the inner wall of the inner tank 4 are peeled off by centrifugal force during dehydration, and then the rotating blade 5 is instantaneously moved in the forward and reverse directions. The clothes are agitated so that the clothes are lifted upward in the inner tub 4 by being rotated strongly. At the same time, the warm air heated by the heater 11 is sent to the warm air outlet 12 by the drying fan 10.
[0011]
The hot air blown into the inner tub 4 from the hot air outlet 12 evaporates moisture from the clothing, and then drains the passage 14 provided at the lower part of the outer tub 2, the connection duct 15, the heat exchanger 13, and the drying air. It circulates in the circulation dehumidification path | route 21 formed with the air blower 10, the heater 11, the warm air spout 12, etc. FIG. The hot and humid air from which moisture is evaporated from the clothing is cooled and dehumidified by air from a cooling fan (not shown) when passing through the outer tub 2 and the heat exchanger 13, and then dried again. 10 and return to the heater 11. Thereby, drying advances.
[0012]
During the drying process, the warm air heated by the heater 11 and blown into the inner tub 4 from the warm air outlet 12 by the drying blower 10 circulates in the circulation dehumidification path 21 after evaporating moisture from the clothing. The lint, dust and the like generated from the clothing are captured by the lint collecting device 22. In other words, larger, such as lint generated from the garment is trapped in the bag-shaped portion 23a of the first filter 23, those such as dust smaller are captured in the second filter 24.
[0013]
[Patent Document 1]
Japanese Patent Laid-Open No. 2001-300192 [0014]
[Problems to be solved by the invention]
However, in such a conventional configuration, as shown in FIG. 6, the waste thread collecting device 22 is disposed in the substantially vertical direction behind the housing 1, and therefore, the yarn caught by the waste thread collecting device 22. When the first filter 23 in the waste thread collecting device 22 is removed in order to dispose of the waste thread, or by the vibration during operation, the waste thread captured by the waste thread collecting device 22 falls into the heat exchanger 13. As a result, there was a problem that the circulation air flow decreased and the drying time became longer, or the water accumulated on the drain valve 16 and the drain hose 18 became defective in drainage and could not be operated in the washing and dehydration process.
[0015]
Similarly, a small thing such as dust trapped by the second filter 24 falls into the heat exchanger 13 when the first filter 23 is removed or due to vibration during operation, and the above-mentioned problem occurs. It was the cause.
[0016]
Further, since the lint collecting device 22 is disposed in the substantially vertical direction behind the housing 1, the first filter 23 and the second filter 24 must be attached and detached from the rear of the housing 1. There was a problem that the use was bad. In addition, since the first filter 23 and the second filter 24 are pulled upward, there is a problem that the first filter 23 and the second filter 24 cannot be installed in a home having a water tap on the upper side.
[0017]
The present invention solves the above-described problems, and prevents the waste time, dust, etc., generated in the drying process from being trapped to increase the drying time, and simplifies the waste, dust, etc., captured by the waste collection device. When the first filter is attached or detached, the waste thread accumulated in the waste thread collecting device is prevented from falling into the circulation dehumidification path, the drainage failure is prevented, and the like . The bag-shaped part does not leave the first filter, can be easily attached and detached, improving usability, and the first filter adheres to the second filter by negative pressure during operation. The purpose is to reduce the air volume and prevent the drying time from becoming longer .
[0018]
[Means for Solving the Problems]
In order to achieve the above-mentioned object, the present invention has a lid having a rotation shaft behind the opening for loading laundry provided on the upper surface of the housing to open and close the opening, and elastically suspended inside the housing. in the outer tub, the inner tank for containing a substantially laundry has vertically rotating center shaft is rotatably supported, provided rotor blades on the inner bottom of the inner tub rotatably driving the inner tub or rotary wing driven by means, while blowing air into the inner vessel by the blowing means is heated by a heating means air blown by the blowing means, dehumidify humid air by heat exchanger connected to the bottom of the outer tub, A waste thread collecting device is provided at the rear of the upper part of the housing between the heat exchanger in the middle of the circulation dehumidification path that circulates air and a heat exchanger, a blower means, a heating means, etc. waste collection device, filters yield having an opening in opening the rear panel of the lower lid The provided parts, mounted in the air from the heat exchanger is inserted a first filter having a bag-like portion having an open vertical plane to fall from the horizontal direction, the horizontal direction rearwardly from the opening to the inner filter housing part In addition, it is configured to be removed from the attached state by pulling it forward in the horizontal direction, and the planar second filter is stored in the filter from the opening to the air discharge portion to the air blowing means above the first filter. The first filter is configured to be attached by being inserted backward in the horizontal direction and removed from the attached state by pulling it forward in the horizontal direction. The first filter includes the bag-like portion at a substantially central portion of the bag-like portion. By doing so, a rib is provided to prevent the bag-like portion from sticking to the second filter during operation .
[0019]
As a result, it is possible to prevent the lint and dust generated in the drying process from being caught and prevent the drying time from becoming long, and the lint and dust caught in the lint collecting device can be easily discarded. It is possible to prevent the lint accumulated in the litter collection device from falling into the circulation dehumidification path, to prevent the occurrence of poor drainage , and when the first filter is attached and detached, It can be easily attached and removed without leaving the first filter, improving usability, and the first filter is in close contact with the second filter due to negative pressure during operation, reducing the air volume, drying time is Ru can be prevented from becoming long.
[0020]
DETAILED DESCRIPTION OF THE INVENTION
The invention according to claim 1 of the present invention, a lid for opening and closing the housing, the opening has an axis of rotation behind the opening of the housing for laundry putting provided on surfaces of the housing An outer tub elastically suspended inside the body, an inner tub having a rotation center axis in a substantially vertical direction and rotatably supported in the outer tub, and an inner basin of the inner tub A rotating blade provided rotatably, a driving means for driving the inner tank or the rotating blade, a blowing means for blowing air into the inner tank, and a heating means for heating the air blown by the blowing means, a heat exchanger for dehumidifying the moist air is connected to the lower portion of the outer tub, the heat exchanger, blower unit, a circulation dehumidifying passage to circulate air includes a heating means, etc., the course of the of the circulation dehumidifying passage and a lint collecting device provided in the rear of the housing upper part between the blower means heat exchanger, the lint Yield device, first with the filter housing portion having an opening portion provided in the opening after face of the lower lid, a bag-like portion of the air from the heat exchanger was opened vertical plane to enter the horizontal direction The filter is mounted by inserting it horizontally into the filter housing portion from the opening, and is removed by pulling it forward in the horizontal direction from this mounted state. Is mounted on the air discharge portion to the air blowing means above the first filter by inserting it horizontally rearward from the opening into the filter housing portion, and pulling out from the mounted state forward in the horizontal direction. The first filter includes the bag-like portion at the substantially central portion of the bag-like portion, so that the bag-like portion is in close contact with the second filter during operation. Are those in which a rib for preventing, lint generated in the drying process, it is possible to prevent the captured drying time dust from becoming longer, lint captured by lint collecting device, dust Can be disposed of easily, and the lint collection device is in the horizontal direction, so that lint accumulated on the lint collection device can be prevented from falling into the circulation dehumidification path, resulting in poor drainage, etc. In addition , when attaching and detaching the first filter, the bag-like portion does not leave the first filter and can be easily attached and detached, improving usability . In addition, it is possible to prevent the first filter from coming into close contact with the second filter during operation due to negative pressure, reducing the air volume, and increasing the drying time.
[0021]
According to a second aspect of the present invention, in the first aspect of the invention, the waste thread collecting device is formed by forming an inclined surface on the lower surface of the filter storage portion so that the opening side is lowered. A large amount of lint can be collected even if the bag-like part is enormous due to lint collected on the filter. When the first filter is attached or detached, even if lint falls off, it does not fall into the circulation dehumidification path. You can
[0022]
【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.
[0023]
As shown in FIG. 1, the lint collecting device 25 includes a drainage passage port 14, a connection duct 15, a heat exchanger 26, a drying fan (blower unit) 27, a heater (heating unit) 11, a hot air outlet 12, and the like. 2 is disposed between the heat exchanger 26 and the drying fan 27 in the circulation dehumidification path 28 formed in the above, and is detachably disposed in the housing 1 in the horizontal direction, and as shown in FIG. It is located below.
[0024]
As shown in FIGS. 3 and 4, the waste thread collecting device 25 has a first filter 30 provided on the hot air input side and a planar second filter 31 provided on the hot air output side. and, the first filter 30, the opening 25a of the bag-shaped portion 30a and the yarn waste collecting device 25 that warm air input side is open is formed at the seal sealing material 30 b, so that the bag-shaped portion 30a is horizontal It is arranged. Moreover, the substantially square-shaped rib 30c which encloses the bag-shaped part 30a is provided in the approximate center part of the bag-shaped part 30a.
[0025]
The second filter 31 is detachably attached to the rail portion 25b of the waste thread collecting device 25.
[0026]
Further, an inclined surface 25d is formed so that the lower surface of the filter storage portion 25c of the lint collecting device 25 is lowered on the opening 25a side.
[0027]
The operation in the above configuration will be described. Since the basic operation from the washing process to the dehydration process is the same as that of the conventional example, the description thereof is omitted.
[0028]
In the drying process, first, the rotating blade 5 is rotated in the forward and reverse directions so that the clothes stuck to the inner wall of the inner tank 4 are peeled off by centrifugal force during dehydration, and then the rotating blade 5 is instantaneously moved in the forward and reverse directions. The clothes are agitated so that the clothes are lifted upward in the inner tub 4 by being rotated strongly. At the same time, the warm air heated by the heater 11 is sent to the warm air outlet 12 by the drying fan 27.
[0029]
The warm air blown into the inner tub 4 from the warm air outlet 12 evaporates moisture from the clothes, and then drains the passage 14 provided at the lower portion of the outer tub 2, the connection duct 15, the heat exchanger 26, and the waste thread. It circulates in the circulation dehumidification path | route 28 formed with the collection | recovery apparatus 25, the air blower 27 for drying, the heater 11, the warm air spout 12, etc. FIG. The hot and humid air from which moisture is evaporated from the clothing is cooled and dehumidified by air from a cooling blower (not shown) when passing through the outer tub 2 and the heat exchanger 26, and then dried again. 27. Return to the heater 11 and dry.
[0030]
The lint, dust, etc. generated in the drying process circulate with the circulating air circulating in the circulation dehumidification path 28, and are captured by the lint collecting device 25 by the first filter 30 and the second filter 31 and easily discarded. be able to. Accordingly, it is possible to prevent the drying time from becoming long, and the lint collecting device 25 is detachably disposed in the housing 1 in the horizontal direction, so that the first filter 30 and the second filter It is possible to prevent lint, dust and the like captured by the filter 31 from falling into the circulation dehumidification path 28 during operation of the product and during operation, and to prevent occurrence of poor drainage and the like.
[0031]
Further, since the waste thread collecting device 25 is positioned below the lid 29, even when there is a water tap or the like above, when the first filter 30 and the second filter 31 are attached or detached, There is no influence and usability can be improved.
[0032]
Moreover, since the substantially square-shaped rib 30c which encloses the bag-shaped part 30a is provided in the approximate center part of the bag-shaped part 30a of the 1st filter 30, it mounts | wears with the bag-shaped part 30a bent. Therefore, during operation, the bag-like portion 30a can be in close contact with the second filter 31 to reduce the air volume and prevent the drying time from increasing.
[0033]
Further, since the inclined surface 25d is formed on the lower surface of the filter storage portion 25c of the lint collecting device 25 so that the opening 25a side is lowered, the lint collected by the bag-like portion 30a of the first filter 30 and accumulated. Even if the bag-like portion 30a is enlarged, it can be stored in the filter storage portion 25c of the waste thread collecting device 25, and even if lint falls off during the attachment / detachment operation of the first filter 30, it falls into the filter storage portion 25c, Since there is the inclined surface 25d, it does not fall into the circulation dehumidification path 28, and it is possible to prevent troubles such as an increase in drying time due to a reduction in the circulation air volume or a drainage portion that is clogged with lint and cannot be drained.
[0034]
As described above, according to the present embodiment, the waste thread collecting device 25 is provided in the middle of the circulation dehumidification path 28 that has the heat exchanger 26, the drying fan 27, the heater 11, and the like and circulates the warm air, and collects the waste thread. Since the device 25 is detachably disposed in the horizontal direction in the housing 1 and is positioned below the lid 29 provided to be openable and closable above the housing 1, lint and dust generated in the drying process. And the like, and the drying time can be prevented from being prolonged, and the lint and dust captured by the lint collection device 25 can be easily discarded. The lint collection device 25 is in the horizontal direction. Therefore, it is possible to prevent the lint accumulated in the lint collecting device 25 from falling into the circulation dehumidification path 28 and to prevent the occurrence of defective drainage or the like.
[0035]
The lint collecting device 25 includes a first filter 30 having a bag-like portion 30a provided on the hot air input side and having an opening on the hot air input side, and a planar second filter 31 provided on the hot air output side. The first filter 30 is provided with a rib 30c that encloses the bag-like portion 30a at a substantially central portion of the bag-like portion 30a. Therefore, when the first filter 30 is attached and detached, the bag-like portion 30a is The filter 30 can be easily attached and detached without being separated from the filter 30, and the usability can be improved. In addition, it is possible to prevent the first filter 30 from coming into close contact with the second filter 31 during operation due to negative pressure, reducing the air volume, and increasing the drying time.
[0036]
In addition, since the lint collecting device 25 is formed with the inclined surface 25d so that the lower surface of the filter storage portion 25c is lowered on the opening 25a side, the bag-like portion 30a is enormously formed by lint collected by the first filter 30. Even when the first filter 30 is attached and detached, even when the first filter 30 is detached, it can be prevented from falling into the circulation dehumidification path 28.
[0037]
【The invention's effect】
As described above, according to the first aspect of the present invention, the heat exchanger, the blowing means, the heating means and the like are provided between the heat exchanger and the blowing means in the middle of the circulation dehumidification path for circulating air. the lint collecting device provided behind the housing top, the lint collecting apparatus, the filter housing portion having an opening into the opening after the surface portion of the lower lid is provided, the air from the heat exchanger from the horizontal direction A first filter having a bag-like portion whose vertical surface is open so as to be inserted is attached by inserting it horizontally backward into the filter housing from the opening, and is removed by pulling it forward in the horizontal direction from this attached state. The second filter having a planar shape is mounted by inserting it into the air discharge portion to the air blowing means above the first filter from the opening portion into the filter housing portion in the horizontal direction, It is horizontal from this wearing state The first filter is configured to be removed by pulling forward, and the bag-like part is closely attached to the second filter during operation by enclosing the bag-like part at a substantially central part of the bag-like part. Since the prevention ribs are provided, it is possible to prevent the waste time and dust generated during the drying process from being caught and prevent the drying time from increasing, and to easily discard the waste and dust caught by the waste collection device. In addition, since the lint collecting device is detachable in the horizontal direction, lint accumulated on the lint collecting device can be prevented from falling into the circulation dehumidification path, resulting in poor drainage. Can be prevented. In addition , since it is located below the lid of the housing, the filter disposed in the lint collecting device can be attached and detached without being restricted by the installation state of the housing, improving usability. Can do. Furthermore, when attaching and detaching the first filter, the bag-shaped portion does not move away from the first filter and can be easily attached and detached to improve usability. It is possible to prevent the drying time from being prolonged by closely contacting the second filter with negative pressure and reducing the air volume.
[Brief description of the drawings]
FIG. 1 is a sectional view of a washing and drying machine according to an embodiment of the present invention. FIG. 2 is a perspective view of the washing and drying machine. FIG. 3 is an enlarged sectional view of a lint collecting device of the washing and drying machine. Expanded exploded perspective view of a waste collection device for a washing dryer [Fig. 5] Cross-sectional view of a conventional washing dryer [Fig. 6] A perspective view of a conventional washing dryer [Fig. 7] Collecting lint of a conventional washing dryer Expanded sectional view of the device 【Explanation of symbols】
DESCRIPTION OF SYMBOLS 1 Housing | casing 2 Outer tank 4 Inner tank 5 Rotary blade 7 Motor (drive means)
11 Heater (heating means)
25 Waste thread collection device 26 Heat exchanger 27 Blower for drying (air blowing means)
28 Circulating Dehumidification Path 29 Lid

Claims (2)

A housing, wherein a lid for opening and closing the opening has an axis of rotation behind the opening of the housing for laundry putting provided on surfaces of the outer tub which is resiliently Tsu支within said housing An inner tub that has a rotation center axis in a substantially vertical direction and is rotatably supported in the outer tub to store laundry, a rotary blade that is rotatably provided on the inner bottom of the inner tub, and the inner tub Alternatively, driving means for driving the rotor blades, blowing means for blowing air into the inner tub, heating means for heating the air blown by the blowing means, and moist air connected to the lower part of the outer tub The housing includes a heat exchanger for dehumidification, a circulation dehumidification path that circulates air having the heat exchanger, a blowing means, a heating means, etc., and the heat exchanger and the blowing means in the middle of the circulation dehumidification path. and a lint collecting device provided behind the body top, the lint collecting device, opening below said lid Face the filter housing portion having an opening provided in the first filter having a bag-shaped portion of air is opened to a vertical plane to fall from the horizontal direction from the heat exchanger, the filter housing portion from said opening It is configured to be attached by being inserted in the rear in the horizontal direction and removed from the mounted state by being pulled out in the horizontal direction, and the planar second filter is disposed above the first filter. It is attached to the air discharge part to the means by inserting it horizontally into the filter housing part from the opening part, and it is configured to be removed by pulling it forward in the horizontal direction from the attached state. filter, by enclosing the bag portion in a substantially central portion of the bag portion, washing and drying provided with ribs to prevent the bag-like portion is brought into close contact with the second filter during operation . Lint collecting apparatus, washing and drying machine of claim 1, wherein the formation of the inclined surface as the opening side is lowered to the lower surface of the filter housing portion.

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