JP2015165860A - Washing and drying machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve clothes loading/unloading operability by the shape of a seal member between an upper frame body and an outer tub.SOLUTION: A washing and drying machine is provided that includes: an upper frame body 48 provided at an upper part of a housing 1; an upper laundry loading/unloading opening 73 formed at the upper frame body 48; an outer lid 49 for openably/closably covering the upper laundry loading/unloading opening 73; an inner tub 4 for housing the laundry; an outer tub 3 for rotatably including the inner tub 4 and supported by the housing 1 in a vibration-proof manner; an outer tub cover 19 which air-tightly covers an upper opening edge of the outer tub 3 and in which a laundry loading/unloading opening 72 is formed; and a seal member 71 made of an elastic body for air-tightly connecting a lower end part of the upper laundry loading/unloading opening 73 and the laundry loading/unloading opening 72. In the seal member 71, the upper laundry loading/unloading opening 73 side has the maximum diameter, the diameter becomes gradually smaller toward a lower side, and the laundry loading/unloading side has the minimum diameter. Thus, clothes loading/unloading operability can be improved without increasing a diameter dimension of the inner tub 4 and an outer shape dimension of the product.

Description

  The present invention relates to a washing and drying machine that performs washing, rinsing, dehydration, and drying processes.

  Conventionally, this type of washing / drying machine has a seal member that connects an outer tub with an input port for loading laundry provided in an upper top cover, and the seal member is formed in a bellows shape. Therefore, a configuration has been proposed in which vibration during dehydration is reduced and vibration of the outer tub is prevented from being transmitted to the top cover (see, for example, Patent Document 1).

  6 is a longitudinal sectional view of a conventional washing and drying machine, FIG. 7 is a side view of a sealing member of the washing and drying machine, and FIG. 8 is a sectional view taken along line AA in FIG. is there.

  6, 7, and 8, the outer tub 102 included in the outer frame 101 is supported by four suspension rods 103 that are suspended from the four corners of the upper end portion of the outer frame 101. The suspension rod 103 supports the outer tub 102 via the compression spring 104 so as to attenuate the vibration of the outer tub 102 during washing, dehydration, and drying operations transmitted to the outer frame 101. In addition, the upper edge of the washing / dehydrating tub 105 has an annular shape for improving the vibration-proofing property when the washing / dehydrating tub 105 is rotated at a high speed in the dehydration process to centrifugally dehydrate moisture contained in the laundry. A fluid balancer 107 is provided. An outer tub upper cover 108 that covers the upper surface portion is provided at the upper edge of the outer tub 102, and the outer tub upper cover 108 has a laundry outlet / outlet 108 a formed at the center thereof.

  A top cover 109 is attached to the upper end edge of the outer frame 101, and the top cover 109 is opposed to the laundry loading / unloading port 108a formed in the outer tub upper cover 108 and is washed above the laundry loading / unloading port 108a. A material outlet 109a is formed. An annular connecting rib 109b for connecting a seal member 117 for connecting the top cover 109 and the outer tub upper cover 108 in an airtight state is provided on a side surface having no portion outside the laundry outlet 109a. Is formed to protrude downward.

  The seal member 117 is formed with a vertical bellows portion 117a in which a vertical bellows having a ridge line extending in the length direction of the seal member 117 is arranged on the entire circumference in the upper half portion in the length direction, and is substantially cylindrical in the lower half portion. The bellows part 117b is formed. And it fixes and couple | bonds with the upper surface of the outer tank upper cover 108 with the screw | thread 118 which attached the outer tank coupling | bond part 117c formed by expanding the lower end edge of the sealing member 117 in bowl shape. The top cover joint portion 117d formed at the upper edge is fitted and joined to the connecting rib 109b of the top cover 109 so as not to fall off, so that the laundry outlet 108a of the outer tub upper cover 108 and the laundry of the top cover 109 are joined. The entrance / exit 109a is connected in an airtight state.

  With the above configuration, the sealing member 117 reduces the vertical bellows portion 117a flexing with high flexibility with respect to the horizontal vibration of the outer tub 102, and reduces the transmission of the vibration of the outer tub 102 to the top cover 109. The bellows portion 117b is supported by the top cover 109 fixed to the outer frame 101 and the suspension rod 103 via the compression spring 104 and is movable relative to the outer tank cover 108 of the movable outer tank 102 in the vertical direction. Displacement is allowed, and transmission of vertical vibration of the outer tub 102 to the top cover 109 is reduced.

JP 2007-117404 A

  However, in the conventional configuration, since the seal member is a connecting member formed in a bellows shape from the vertical direction and the horizontal direction, the laundry outlet / outlet of the top cover is provided so that the user can easily put in clothes. Even if you try to enlarge the inlet, the vertical bellows shape is determined by the shape of the vertical bellows, and the size of the inlet is determined accordingly. There was a limit. Therefore, there has been a problem that the configuration is insufficient to improve the operability of putting in and taking out clothes.

  The present invention solves the above-mentioned conventional problems, and is a washing and drying machine capable of improving the operability of putting in and taking out clothes without increasing the diameter of the inner tub (washing and dewatering tub) and the outer dimensions of the product. The purpose is to provide.

  In order to solve the above-described conventional problems, a washing and drying machine of the present invention includes a housing, an upper frame provided on the upper portion of the housing, an upper laundry outlet / entry port formed on the upper frame, and the upper portion. An outer lid that covers the laundry outlet in an openable and closable manner, an inner tub that accommodates the laundry, an outer tub that rotatably includes the inner tub and is supported by vibration isolation by the casing, and an upper opening of the outer tub An outer tub cover that hermetically covers an edge and formed with a laundry outlet, and a sealing member made of an elastic body that hermetically connects the lower end of the upper laundry outlet and the laundry outlet. The sealing member is configured such that the upper laundry outlet / outlet side has a maximum diameter, gradually decreases in diameter toward the lower side, and the laundry inlet / outlet side has a minimum diameter.

  The washing and drying machine of the present invention can improve the operability of putting in and taking out clothes without increasing the diameter of the inner tub and the outer dimensions of the product.

The longitudinal cross-sectional view of the washing-drying machine in embodiment of this invention Top view of the washer / dryer Sectional drawing of the principal part around the sealing member in the state of FIG. 2 of the washing and drying machine Top view of the same washing and drying machine Sectional drawing of the principal part around the sealing member in the state of FIG. 4 of the washing and drying machine Longitudinal section of a conventional washer / dryer Side view of the sealing member of the washer / dryer AA sectional view of the sealing member of the washing and drying machine

The first invention is
A housing, an upper frame provided on the upper portion of the housing, an upper laundry outlet / outlet formed in the upper frame, an outer lid that covers the upper laundry outlet in an openable / closable manner, and a laundry An inner tub, an outer tub cover that rotatably includes the inner tub, and is supported by vibration isolation by the casing, and an outer tub cover that hermetically covers the upper opening edge of the outer tub and has a laundry outlet / inlet And a sealing member made of an elastic body that hermetically connects the lower end of the upper laundry outlet and the laundry outlet, the sealing member has a maximum diameter on the upper laundry outlet side, The diameter gradually decreases as it goes downward, and the laundry outlet / outlet side is configured to have a minimum diameter.

Thereby, the operability of putting in and taking out clothes can be improved without increasing the diameter dimension of the inner tank and the outer dimension of the product.

  In the second aspect of the invention, in particular, the sealing member of the first aspect of the invention is configured to have an inverted substantially truncated cone shape.

  As a result, it is possible to improve the operability of putting in and out the clothes without increasing the diameter of the inner tub and the outer dimensions of the product, and also reduce vibrations in the vertical direction during dehydration. be able to.

  Hereinafter, embodiments of the invention will be described with reference to the drawings. Further, the present invention is not limited by this embodiment.

(Embodiment 1)
FIG. 1 is a longitudinal sectional view of a washing / drying machine according to an embodiment of the present invention.

  In FIG. 1, a housing 1 is provided with an outer tub 3 that is elastically suspended by a plurality of suspension rods 2 and absorbs vibration during dehydration by a suspension 51.

  Inside the outer tub 3, an inner tub 4 that accommodates clothes and objects to be dried is disposed so as to be rotatable around a washing / dehydrating shaft 5 that is hollow and has a double structure. A pulsator 6 for agitating clothes and dry objects is rotatably arranged. The inner peripheral wall of the inner tank 4 is provided with a number of vent holes 4a for draining during dehydration and venting during drying, and a fluid balancer 7 is provided above.

  A motor (driving means) 8 is attached to the outer bottom of the outer tub 3, and the inner tub 4 or pulsator is connected via the clutch 9 and the washing / dehydrating shaft 5 for switching the transmission of rotational force to the washing / dehydrating shaft 5 during washing or dehydrating. 6 is connected.

  The pulsator 6 has a substantially pan-like shape having an inclined surface 10 on the outer peripheral part, forms a stirring protrusion 11, stirs the clothes during the washing process, and rotates the pulsator 6 in the drying process. It is easy to soar upward along the inclined surface by the centrifugal force. In other words, the clothes are configured to move left and right (in the rotational direction) and also move up and down by stirring.

  The heat exchange duct 12 dehumidifies the humid air that circulates (circulating wind), and one end is connected to a drainage passage port 14 provided at the lower part of the outer tub 3 via an extendable connection duct 13 and the other end. Is connected to one end of a circulating wind receiving chamber 45 located below the fan 15 on the inlet side of the air circulation path 17.

  A heater 16 is provided at the upper part of the fan 15, and the outlet side of the air circulation path 17 is connected to an upper bellows-like hose 18 having an air outlet 20, and is connected from the circulating wind receiving chamber 45 to the inner tank 4. A circulating air circulation path 17 is configured, and the air circulation path 17, the fan 15, and the air outlet 20 constitute a blowing means 65. A temperature detection means 35 is provided on the inlet side of the air circulation path 17 and a temperature detection means 36 is provided on the outlet side to detect the circulating air temperature during the drying process.

A filter 46 is provided in the circulation air receiving chamber 45, and the circulation air circulates through the filter 46 and collects lint and the like generated from the clothing by the filter 46. A water supply port 66 is formed in the circulating air receiving port chamber 45 on the inlet side of the air blowing means 65, and the water supply valve 3 mounted on the support member 50 provided in the upper frame body 48 disposed in the upper part of the housing 1.
2 and a hose 67. The water supply valve 32 has a multi-valve configuration in which two or more water channels can be opened and closed. One water channel has a small flow rate and is connected to the upstream side from the fan 15 of the circulating wind receiving chamber 45 by a hose 67. At a large flow rate, the water supply hose 68 is connected to the inner tub 4 so as to supply water as washing water via a water injection member or the like (not shown).

  The outer tub 3 is provided with an outer tub cover 19 that hermetically covers the upper opening edge of the outer tub 3. The outer tub cover 19 is provided with a laundry outlet / outlet 72 at the center thereof. Above the laundry loading / unloading port 72, an upper laundry loading / unloading port 73 formed at a substantially central portion of the upper frame 48 and covered with an outer lid 49 so as to be freely opened and closed is arranged.

  An annular member for connecting the upper frame 48 and the outer tub cover 19 in an airtight manner is connected to the side surface of the lower portion of the upper laundry outlet 73 of the upper frame 48. A connecting rib 75 is formed to protrude downward.

  The sealing member 71 is formed of a flexible elastic body such as a rubber material. The sealing member 71 has a maximum diameter at the opening on the upper upper laundry outlet 73 side, and gradually becomes smaller as it approaches the lower inner tub 4. The upper and lower bellows shapes have a minimum diameter at the opening on the laundry loading / unloading port 72 side, and are generally inverted truncated cones as a whole.

  Then, the outer tub coupling portion 74 formed by expanding the lower end edge of the seal member 71 in a bowl shape is attached to the outer tub cover 19 with a screw 76, and the cylindrical portion of the upper end edge is fixed to the connection rib 75 with the holding member 70. In this way, the upper laundry outlet 73 of the upper frame 48 and the laundry outlet 72 of the outer tub cover 19 are connected in an airtight state.

  At the bottom of the outer tub 3, a drain valve 22 is connected to a drain duct 23 on the downstream side of the connection duct 13 connected to the discharge path port 14, and drainage from the connection duct 13 and the heat exchange duct 12 is drained into the drain duct 23, drainage. It is led to the valve 22 and drained from the drain hose 24 to the outside of the machine.

  The control device 42 is formed integrally and concentrated, and is disposed substantially vertically on the back surface portion (back cover) 30 of the housing 1, and the cooling fan 25 is provided below the control device 42. The control device 42 is covered and protected by a cover 43.

  An operation display unit 37 is provided on the front surface of the upper frame 48 to set a driving course and display the setting contents and the degree of progress, and an operation display board 39 is provided in the inside thereof.

  The operation and action of the washing / drying machine configured as described above will be described below.

  In the washing step, the outer lid 49 is opened, clothes and detergent are put into the inner tub 4, and when the operation is started, the motor 8 is driven after supplying water to a predetermined water level. At this time, the power of the motor 8 is transmitted to the pulsator 6 through the washing shaft of the washing / dehydrating shaft 5 by the clutch 9 of the transmission mechanism unit, and the pulsator 6 rotates, so that the clothes are agitated protrusions of the pulsator 6. 11 is pulled into the center. The clothing at the center lower layer portion of the inner tub 4 is pushed up to the upper layer portion of the inner tub 4 by the drawn-in clothing. In this way, the clothes in the inner tub 4 are agitated, and the clothes are washed by the mechanical force acting by the contact between the clothes or the inner wall of the inner tub 4 or the pulsator 6 and the water flow force.

  In the dehydration process, after the washing is completed, the drain valve 22 is opened and the water in the inner tub 4 is drained from the drain hose 24, and then the clutch 9 of the transmission mechanism is switched to the dehydration side to The water is transmitted to the inner tub 4 through the dewatering shaft of the dewatering shaft 5 and rotated, and centrifugal force is applied to the clothing to separate moisture from the clothing.

  In the drying process, the clutch 9 is switched to the washing side, the motor 8 is driven to transmit the rotation to the pulsator 6, and the pulsator 6 is rapidly rotated and reversed so that the clothes stuck to the inner wall of the inner tub 4 after dehydration. Tear off. Next, while the pulsator 6 is rotated in the normal direction and reversed and the clothes are hooked and stirred by the protrusion 11 for stirring, warm air is sent to the air outlet 20 by the blowing means 65 including the heater 16 and the fan 15. The warm air blown into the inner tub 4 from the air outlet 20 evaporates moisture from the clothing, then exits from the inner tub 4 to the inside of the outer tub 3, and then passes through the connection duct 13 from the drainage passage port 14. Then, it circulates from the heat exchange duct 12 to the air circulation path 17.

  FIG. 2 is a plan view showing a state in which the outer lid 49 of the washing / drying machine according to the embodiment of the present invention is opened, and FIG. 3 is a cross-sectional view of the main part around the seal member in the state of FIG. 4 is a plan view when the outer lid 49 of the washer / dryer is opened, and FIG. 5 is a cross-sectional view of the main part around the seal member in the state of FIG. 4 of the washer / dryer.

  2 and 3 show a state in which the outer tub 3 is tilted forward, the bellows-shaped circle center of the seal member 71 moves forward, and on the upper side of the seal member 71 on the rear side of the housing 1. It is getting wider. Since the front side of the opening for putting clothes into the inner tub 4 from the upper laundry outlet 73 is widened, the laundry can be easily put in and out of the inner tub 4.

  In addition, since the front side of the seal member 71 is in a flat shape from the upper part to the lower part and is in the same position, when the user takes out the clothes from the inner tub 4, the seal member 71 does not prevent the take-out and the shortest The inner tank 4 can be reached at a distance. Further, since the seal member 71 has a bellows shape in the dehydration process, vibrations can be reduced by absorbing the vertical movement of the outer tub 3 during the dehydration process.

  4 and 5 show the upright state of the outer tub 3, the bellows-shaped circle center of the seal member 71 is concentric from the upper part to the lower part, and the seal member 71 is wider on the upper laundry outlet 73 side. And since it becomes the shape which becomes narrow toward the inner tank 4, clothing can be thrown in easily. Further, since the bellows shape of the seal member 71 is substantially concentric, the vibration around the outer tub 3 during dehydration is constant in all directions particularly in the dehydration process, and vibration is reduced by the bellows shape in the vertical direction. be able to.

  As described above, in the present embodiment, the elastic body has an accordion shape that hermetically connects the lower end of the upper laundry outlet 73 of the upper frame 48 and the laundry outlet 72 of the outer tub cover 19. The inner tub is configured so that the seal member 71 has a maximum cross-sectional area on the lower end side of the upper laundry outlet 73 and decreases as it goes downward and has a minimum cross-sectional area on the laundry outlet 72 side. The operability of putting in and taking out clothes can be improved without increasing the diameter dimension of 4 and the external dimensions of the product.

  Moreover, by making the sealing member 71 into an inverted substantially truncated cone shape, it is possible to improve the operability of putting in and taking out clothes without increasing the diameter dimension of the inner tub 4 and the outer dimension of the product, and at the time of dehydration The vibration can be reduced even with respect to the vibration in the vertical direction.

  As described above, the washing / drying machine according to the present invention has a simple shape of the sealing member, can improve the user's operability in loading and unloading clothes, and can reduce vibration during dehydration. It can be applied to other washing machines having functions.

DESCRIPTION OF SYMBOLS 1 Housing | casing 3 Outer tank 4 Inner tank 19 Outer tank cover 48 Upper frame 49 Outer lid 71 Seal member 72 Laundry outlet 73 Upper laundry outlet

Claims (2)

A housing, an upper frame provided on the upper portion of the housing, an upper laundry outlet / outlet formed in the upper frame, an outer lid that covers the upper laundry outlet in an openable / closable manner, and a laundry An inner tub, an outer tub cover that rotatably includes the inner tub, and is supported by vibration isolation by the casing, and an outer tub cover that hermetically covers the upper opening edge of the outer tub and has a laundry outlet / inlet And a sealing member made of an elastic body that hermetically connects the lower end of the upper laundry outlet and the laundry outlet, the sealing member has a maximum diameter on the upper laundry outlet side, A washing and drying machine that gradually decreases in diameter as it goes downward and has a minimum diameter on the laundry outlet / outlet side. The washing / drying machine according to claim 1, wherein the sealing member has an inverted substantially truncated cone shape.

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