JP2012254106A - Washing machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent leakage of water accumulated within a base plate in a structure configured to close an opening of the base plate with a cover.SOLUTION: A washing machine according to the present embodiment includes a base plate having a leg; and an outer case fixedly placed on this base plate and having an outer tub disposed therein. In the washing machine, the base plate is configured in a rectangular frame shape, and a rectangular dish-shaped cover is provided that covers an opening of the base plate in a detachable manner. The cover includes a flat plate portion having a rectangular frame shape, and a water storage portion having a rectangular container shape and formed at an opening of the flat plate portion so as to protrude downwardly.

Description

  Embodiments described herein relate generally to a washing machine.

  A main body of a vertical automatic washing machine is composed of a base plate having legs and an outer box made of a metal plate placed and fixed on the base plate. An outer tank (water tank) is disposed in the outer box via an elastic support mechanism. The base plate is configured in a rectangular frame shape and has a large opening. The position of the household drainage groove is indefinite, and the drainage hose is laid in accordance with the drainage groove, the drainage hose removal direction is changed, or when the washing machine is transported inside the outer tub etc. An opening is required for the base plate, for example, to arrange a packing material that supports the mechanism.

  However, if there is an opening in the base plate, a mouse or the like may enter through the opening and bite the wiring to cause electric leakage. Also, water leaked from the drainage hose or water leaked from the outer tub due to splash may fall through the opening and wet the floor surface. Could corrode.

  As a configuration for solving such a problem, a washing machine configured to close an opening of a base plate with a detachable or slidable cover is known (see Patent Document 1).

JP-A-3-289997

  However, in the case where the opening of the base plate is detachably closed by the cover, water leaked from the outer tub or the like collects in the base plate closed by the cover, and between the cover and the opening of the base plate. There was a risk of leaking through the gap. For this reason, there is a problem that the leaked water falls onto the floor and wets the floor.

  Then, when it is set as the structure which closes the opening part of a baseplate with a cover, the washing machine which can prevent that the water collected in the baseplate leaks is provided.

  The washing machine of the present embodiment includes a base plate having legs and an outer box placed and fixed on the base plate and having an outer tub disposed therein. The base plate is configured in a rectangular frame shape, and includes a rectangular dish-shaped cover that detachably closes the opening of the base plate. The cover includes a rectangular frame-shaped flat plate portion and a rectangular container-shaped water storage portion formed so as to protrude downward from an opening portion of the flat plate portion.

Longitudinal sectional view of base plate and cover according to the first embodiment Longitudinal side view of washing machine Top view of base plate, cover and drain hose Perspective view of base plate and cover Perspective view of cover The perspective view of the cover by a 2nd embodiment.

Hereinafter, washing machines according to a plurality of embodiments will be described with reference to the drawings. In each embodiment, substantially the same components are denoted by the same reference numerals, and description thereof is omitted.
(First embodiment)
First, FIG. 2 shows the overall configuration of a washing machine, in particular, a fully automatic vertical dewatering combined washing machine. As shown in FIG. 2, a base plate 2 having legs 1, an outer box 3 made of, for example, a metal plate placed and coupled on the base plate 2, and a top placed and coupled on the outer box 3 A housing 5 is constituted by the cover 4.

  Inside the housing 5, particularly inside the outer box 3, the outer tub 6 is supported and arranged by an elastic support mechanism 8 mainly composed of a plurality of suspension rods 7 (only one is shown), An inner tub 9 is rotatably disposed inside the outer tub 6. The inner tub 9 functions as a washing tub and also functions as a dewatering tub. The inner tub 9 has a dewatering hole 10 at the upper end, thereby providing an inner basket 11 slightly inside, and a liquid-sealed rotary balancer, for example. 12 is provided. Although not shown in detail, the inner basket 11 has a porous shape as a whole, and its lower end is located near the bottom of the inner tank 9, which overlaps the bottom cover 13 disposed on the bottom of the inner tank 9. ing.

  In addition, a stirring body 14 for washing is disposed inside the bottom cover 13. A motor 15 that rotates the agitator 14 in both forward and reverse clockwise and counterclockwise directions during washing is disposed in an outer lower portion of the outer tub 6.

  Here, if the stirring member 14 is rotated as described above during washing, a water flow corresponding to the rotation is generated in the inner tub 9 to which the necessary amount of water is supplied. Is to be done. In this case, the agitator 14 and the motor 15 constitute a washing mechanism 16 for washing.

  Specifically, the motor 15 is composed of, for example, an outer rotor type brushless motor. The motor 15 rotates the inner tub 9 in one direction at a high speed together with the agitator 14 at the time of dehydration, thereby performing centrifugal dehydration from the inner basket 11 through the dewatering hole 10. The motor 15 has a built-in mechanism for stopping the inner tub 9 during washing. In this case, the motor 15 directly rotates the stirrer 14 and the inner tank 9 (direct drive). However, the motor 15 is not limited to this, but indirectly through an appropriate transmission mechanism such as a belt transmission mechanism. May be driven to rotate.

  In addition, an air trap 17 is formed on the outer side of the outer tub 6, and a water level in the outer tub 6 (which is also a water level in the inner tub 9) from the air trap 17 through an air tube (not shown). A water level sensor (not shown) for detecting) is disposed in the top cover 4. Further, the top cover 4 is provided with a laundry entrance / exit (not shown) and, for example, a bi-fold lid 19 for opening and closing the laundry entrance / exit. Further, at the front portion of the top cover 4, a control device 20 mainly including a microcomputer for controlling the above-described operations such as washing and dehydration is disposed.

  And the drain port 21 is formed in the rear part (right side part in FIG. 2) of the bottom part of the outer tank 6, and it provided in this drain port 21 on the bottom part of the outer tank 6 from the center part of the inner tank 9. The drainage channel 22 communicates with the air trap 17. In addition, a drain valve 23 is connected to the drain port 21, and a drain hose 24 is connected to the drain valve 23. The drainage hose 24 is for draining water discharged from the inner tank 9 through the drainage channel 22 and the drainage valve 23 to the outside of the machine. The drainage hose 24 is a single flexible bellows hose, for example. It is composed.

  Now, the base plate 2 will be described in detail with reference to FIGS. 1, 3, 4 and 5. FIG. The base plate 2 is formed, for example, of plastic into a thick and relatively large rectangular frame shape, and has leg portions 1 on the lower surface portions of the four corners. A rectangular (for example, square) opening 25 of the base plate 2 is detachably closed by a cover 26 as shown in FIGS.

  As shown in FIG. 5, the cover 26 is formed in a rectangular dish shape, for example, by plastic, and faces downward to a rectangular frame (for example, square frame) flat plate portion 27 and an opening of the flat plate portion 27. And a rectangular container-shaped (for example, square container-shaped) water storage section 28 formed so as to protrude. A mounting hole 30 for mounting through the drainage hose 24 is formed in one side wall 29 of the water storage section 28. On the bottom 31 of the water reservoir 28, a step 32 on which a pipe (not shown) for a drainage groove directly below can be laid is formed so as to protrude upward. The step portion 32 is formed so as to extend from one side wall portion 33 of the water storage portion 28 to the center portion of the bottom portion 31 of the water storage portion 28, and has a configuration capable of accommodating the pipe for the drainage groove immediately below. ing.

  As shown in FIGS. 1, 3, and 5, guide portions 36 that slidably support the flat plate portion 27 of the cover 26 protrude from the left and right inner surface portions 34, 35 of the opening portion 25 of the base plate 2. It is installed. The guide part 36 is comprised from a pair of protrusion piece parts 36a and 36b, and is formed in the shape which makes a cross-sectional U-shape. Two guide portions 36 are provided in the front-rear direction and four in total on the left and right. The cover 26 is slidably supported on the guide portion 36 by fitting the flat plate portion 27 of the cover 26 into the groove 36c of the guide portion 36 so as to be slidable.

  In this case, as shown in FIG. 4, an entrance 37 for taking in and out the cover 26 is formed in the front portion of the base plate 2 so as to open downward, and the groove 36 c of the guide portion 36 is exposed. It has a configuration. The cover 26 can be attached to the base plate 2 by fitting the flat plate portion 27 of the cover 26 into the groove 36 a of the guide portion 36 and sliding it backward from the insertion / exit opening 37.

  Then, in the state in which the cover 26 is attached to the base plate 2 or in the state of being slid backward to attach the cover 26 to the base plate 2, as shown in FIG. The drain hose 24 connected to the drain valve 23 is inserted from the inside of the water storage portion 28 of the cover 26 through the attachment hole 30 of the side wall portion 29 to the outside of the cover 26. Further, the tip end portion of the drainage hose 24 inserted through the mounting hole 30 to the outside is inserted through the substantially semicircular hole 38 (see FIG. 1) formed in the base plate 2 to the outside of the base plate 2. It is configured to pull out. In the case of this configuration, when the drainage hose 24 is inserted into the mounting hole 30, the mounting hole 30 is blocked by the drainage hose 24, so that water does not leak from the mounting hole 30.

  One hole 38 of the base plate 2 is formed on each of the four sides of the base plate 2. The formation position of the hole 38 is a position slightly deviated to one side from the central portion in the lateral direction of each side portion of the base plate 2. In addition, the formation position of the attachment hole 30 of the cover 26 is located in the substantially center part of the side wall part 29 of the water storage part 28 of the cover 26 in the horizontal direction.

  In the case of the above configuration, when the drainage hose 24 is pulled out to the outside of the base plate 2, the drainage hose 24 is pulled out to the rear of the washing machine, for example. However, the present invention is not limited to this. You may comprise so that it may pull out. For example, when pulling out to the left (or right) of the washing machine, the cover 26 is rotated 90 degrees counterclockwise (or clockwise) from the state shown in FIG. 1 and FIG. The cover 26 may be attached to the base plate 2 in a state where the attachment hole 30 is located on the left side (or right side) of the cover 26. When the cover 26 is pulled forward, the cover 26 is rotated 180 degrees from the state shown in FIGS. 1 and 3, that is, the attachment hole 30 of the drainage hose 24 is located at the front side of the cover 26. In this state, the cover 26 may be attached to the base plate 2.

  According to this embodiment having such a configuration, the opening 25 of the rectangular frame-shaped base plate 2 is configured to be detachably closed by the rectangular dish-shaped cover 26, and the rectangular water-like water storage is further provided in the cover 26. Since the portion 28 is provided, it is possible to prevent the possibility that a mouse or the like may enter through the opening 25 and bite the wiring and cause a leakage of electric current. It can prevent that the water which leaked from the tank 6 falls through the said opening part 25, and wets a floor surface. Furthermore, according to the present embodiment, since the water leaked from the outer tub 6 and the like is stored in the water storage section 28 of the base plate 2, the opening 25 of the base plate 2 is covered with the cover 26. Unlike the conventional configuration, it is possible to reliably prevent the water accumulated in the base plate 2 from leaking out.

  Moreover, in the said embodiment, since it provided so that the step part 32 which can lay the pipe for a right drainage ditch | groove protruded upwards in the bottom part 31 of the water storage part 28, the structure which provides the water storage part 28 in the cover 26 However, it is possible to lay a pipe for the drainage groove directly below.

  Further, in the above embodiment, since the outer shape of the cover 26 is formed in a square shape, when the drainage hose 24 is pulled out of the base plate 2, the cover 26 is rotated according to the direction in which the drainage hose 24 is pulled out. Therefore, the drainage hose 24 can be easily pulled out rearward, leftward, rightward or forward of the washing machine.

  FIG. 6 is a diagram illustrating a second embodiment. In addition, the same code | symbol is attached | subjected to the same structure as 1st Embodiment. In the second embodiment, the width dimension A of the flat plate portions 39 on the four sides of the cover 26 is widened, and a perforated slit 40 for forming a mounting hole in the horizontal central portion of the flat plate portions 39 is provided. Formed. In the case of this configuration, in order to form a mounting hole through which the drainage hose 24 is inserted, a portion between the perforated slits 40 of the flat plate portion 39 of the side forming the mounting hole is cut off with a nipper or the like. An attachment hole for inserting the drainage hose 24 is formed. In addition, it is preferable to form the step part 32 in which the pipe for a right drainage ditch can be laid in the bottom part 31 of the water storage part 28 of the cover 26. FIG.

The configuration of the second embodiment other than that described above is the same as that of the first embodiment. Therefore, in the second embodiment, substantially the same operational effects as in the first embodiment can be obtained.
In the second embodiment, the outer shape of the cover 26 is a square shape, but may be a rectangular shape. In the second embodiment, the perforated slits 40 are formed in the flat plate portions 39 on the four sides of the cover 26. However, the present invention is not limited to this, and the perforation is formed in the flat plate portion 39 on any one side. A single slit 40 may be formed.

  In each of the above embodiments, the mounting hole 30 for passing the drainage hose 24 and the perforated slit 40 are formed in the cover 26. Instead, the cover is formed of a deformable elastic material, and drainage is performed. You may comprise so that the flat part of a cover may be elastically deformed so that the hose 24 may penetrate. If comprised in this way, the operation | work which forms the attachment hole 30 and the perforated slit 40 will become unnecessary.

  Further, in each of the above embodiments, when the cover 26 is slidably attached to the opening 25 of the base plate 2, the pair of protruding pieces 36 a and 36 b are provided on the left and right inner surface portions 34 and 35 of the opening 25 of the base plate 2. The guide portion 36 is provided, and the flat plate portion 27 of the cover 26 is slidably fitted in the groove 36c of the guide portion 36. However, the present invention is not limited to this. A groove for slidably fitting the flat plate portion 27 of the cover 26 is formed in the left and right inner surface portions 34 and 35 of the portion 25, and the flat plate portion 27 of the cover 26 is slidably fitted into the groove. May be. In the case of this configuration, the length dimension of the flat plate portion 27 of the cover 26 protruding in the lateral direction may be made longer than that in the first embodiment.

  In the drawings, 1 is a leg part, 2 is a base plate, 3 is an outer box, 6 is an outer tank, 8 is an elastic support mechanism, 9 is an inner tank, 14 is a stirring body, 15 is a motor, 21 is a drain, 22 is Drainage path, 23 is a drain valve, 24 is a drain hose, 25 is an opening, 26 is a cover, 27 is a flat plate part, 28 is a water storage part, 30 is a mounting hole, 32 is a step part, 36 is a guide part, 37 is in and out A mouth, 38 is a hole, 39 is a flat plate portion, and 40 is a slit.

Claims (5)

In a washing machine comprising a base plate having legs and an outer box placed and fixed on the base plate and having an outer tub disposed therein,
The base plate is configured in a rectangular frame shape,
A rectangular dish-shaped cover that detachably closes the opening of the base plate,
The said cover has a rectangular frame-shaped flat plate part, and the rectangular container-shaped water storage part formed so that it might protrude toward the downward direction at the opening part of this flat plate part, The washing machine characterized by the above-mentioned.   2. The washing machine according to claim 1, wherein a stepped portion capable of laying a pipe for a drainage groove directly below is provided at the bottom of the water storage portion so as to protrude upward.   The washing machine according to claim 1 or 2, wherein a perforated slit for forming a mounting hole for passing a drainage hose is formed in the flat plate portion.   The washing machine according to any one of claims 1 to 3, wherein an outer shape of the cover is formed in a square shape.   The washing machine according to claim 1, wherein the cover is made of a deformable elastic material.

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