JP2022107108A - Drum type washing machine - Google Patents

Abstract

To prevent water attached to an inner lid contact vicinity of a packing member from dripping to the outside of a body.SOLUTION: A drum type washing machine includes: a body 1; a water tub 2 in which a water tub opening part 2a is provided on a front surface side; a front surface plate 17 for forming the front surface side of the body 1, and having a front surface plate opening part 17a at an opposite position of the water tub opening part 2a; a lid body 3 for openably/closably covers the front surface plate opening part 17a, and having an inner lid 3a inside; and a substantially cylindrical packing member 7 made of an elastic material such as rubber connected between the front surface plate opening part 17a and the water tub opening part 2a, and having a lip part 7a coming into contact, in a watertight manner, with an inner surface part 3b which is on a drum opening part 4a side of the inner lid 3a when the lid body 3 is closed. When the lid body 3 is moved from the closed state to the opened state, in the packing member 7, a lip tip part 7b of the lip part 7a of the packing member 7 slides with the inner surface part 3b of the inner lid 3a in a predetermined range.SELECTED DRAWING: Figure 3

Description

The present disclosure relates to a drum-type washing machine in which laundry is taken in and out by opening a lid provided on the front surface.

Patent Document 1 discloses a drum-type washing machine that prevents the packing member from coming off and tearing. This drum-type washing machine has an opening of the water tank facing the front opening of the rotating drum in order to prevent the water stored in the water tank from leaking to the inside or the outside of the washing machine body during washing or dehydration. A packing member is provided between the body and the opening provided on the front surface of the main body so as to connect them. The packing member includes a substantially cylindrical portion extending rearward from the vicinity of the front opening and a rear end of the cylindrical portion. A bulge that bulges forward and outwards to connect to the water tank opening, and a lip that is provided at the front end of a substantially cylindrical portion and abuts on the inner lid to seal when the lid is closed. And a rib portion provided in a substantially cylindrical portion on the water tank opening side of the lip portion, and the rib portion is formed to be thicker than the thickness of the lip portion and at a height equal to or higher than the height of the lip portion. At the same time, it is formed so as not to come into contact with the inner lid when the lid is closed.

JP-A-2017-23524

The present disclosure provides a drum-type washing machine capable of suppressing the amount of water droplets adhering to the inner surface of the inner lid of the lid body dripping to the outside of the main body by its own weight.

The drum-type washing machine in the present disclosure has a main body having a front panel member arranged on the front side, a water tank which is elastically supported in the main body and has a water tank opening on the front side, and a water tank which can be rotated. It covers the bottomed cylindrical rotating drum that is included and has a drum opening on the front side, the front plate that has a front plate opening at the position facing the water tank opening and the drum opening, and the front plate opening that can be opened and closed. It is made of an elastic material such as rubber connected between the front plate opening and the water tank opening, and the inner lid is on the drum opening side of the inner lid when the lid is closed. A substantially cylindrical packing member having a lip portion that abuts watertightly on the surface portion, and the packing member is a lip portion of the lip portion of the packing member when the lid is moved from the closed state to the open state. The tip portion slides on the inner surface portion of the inner lid within a predetermined range.

In the drum type washing machine of the present disclosure, when the lid body is moved from the closed state to the open state, the lip tip portion of the packing member slides on the inner surface portion of the inner lid of the lid body and accumulates there. By making the water droplets into a thin film, it is possible to suppress the amount of water droplets dripping to the outside of the main body by its own weight.

Longitudinal sectional view of the drum type washing machine according to the first embodiment. An enlarged cross-sectional view of the periphery of the packing member in a state where the lid of the drum-type washing machine according to the first embodiment is closed. An enlarged cross-sectional view of the periphery of the packing member in a state where the lid of the drum-type washing machine according to the first embodiment is being moved from a closed state to an open state.

(Knowledge, etc. that was the basis of this disclosure)
In the configuration of the prior art, when the inner surface of the inner lid of the lid and the packing member are in contact with each other, that is, when the lid is closed, the water stored in the water tank can be prevented from leaking to the outside of the main body. On the other hand, when the lid is opened to the front of the main body and the contact between the inner surface of the lid and the packing member is released, water droplets adhering to the inner surface of the inner lid are dropped to the outside of the main body by its own weight. In order to solve the problem, the subject matter of the present disclosure has been constructed.

Therefore, in the present disclosure, when the lid body is moved from the closed state to the open state, the lip tip portion of the packing member slides on the inner surface portion of the inner lid of the lid body within a predetermined range and accumulates there. Provided is a drum-type washing machine capable of suppressing the amount of water droplets dripping to the outside of the main body by its own weight by making the water droplets into a thin film.

Hereinafter, embodiments will be described in detail with reference to the drawings. However, more detailed explanation than necessary may be omitted. For example, detailed explanations of already well-known matters or duplicate explanations for substantially the same configuration may be omitted. This is to avoid unnecessarily redundant explanations below and to facilitate the understanding of those skilled in the art.

It should be noted that the accompanying drawings and the following description are provided for those skilled in the art to fully understand the present disclosure, and are not intended to limit the subject matter described in the claims.

(Embodiment 1)
Hereinafter, the first embodiment will be described with reference to FIGS. 1 to 3.

(1-1. Configuration)
In FIG. 1, the main body 1 having a gently upward receding curved surface on the front surface is a divided sheet metal left and right side plates (not shown), a removable back plate 20, and a plurality of sheet metal connecting plates for connecting the left and right side plates. (Not shown), a top plate 19 made of synthetic resin, a front panel member 5, and the like, and a switch operation unit (not shown) for making various settings is set above the front panel member 5. An operation panel 8 is provided on which a display unit (not shown) for displaying the contents and the like is arranged.

Inside the main body 1, the water tank 2 is elastically supported by a suspension structure (not shown) so as to be swingable, and inside the water tank 2, a rotary drum 4 formed in a bottomed cylindrical shape is the axis thereof. It is rotatably supported by inclining downward from the front side to the back side.

The peripheral wall of the rotating drum 4 has a large number of holes 4b, and a plurality of baffles 11 for stirring laundry are projected from the inner circumference. The rotating drum 4 is provided by a motor 12 attached to the back side of the water tank 2. , Forward rotation and reverse rotation drive.

Further, a water supply pipe line 13 and a drainage pipe line 6 are connected to the water tank 2, and water is supplied and drained into the water tank 2 by controlling a water supply valve and a drain valve (not shown).

Then, during the washing operation, the laundry stored in the rotating drum 4 is lifted upward by the baffle 11, peels off from the baffle 11 at a predetermined position, and falls on the water surface stored in the rotating drum 4, so-called. "Washing" is done.

The drum opening 4a of the rotating drum 4 faces the opening member 15 having the front opening 15a for loading laundry provided in the curved front panel member 5 on the front side of the main body 1, and the opening The front opening 15a of the member 15 is opened and closed by a lid 3 having an inner lid 3a of a hard transparent material (for example, a glass material) inward. The inner lid 3a has a shape protruding toward the rotating drum 4, and is configured to incline toward the center toward the back.

Of the plurality of connecting plates constituting the main body 1, the front plate 17 located inside the front panel member 5 is formed with a circular front plate opening 17a facing the drum opening 4a of the rotating drum 4. The front surface of the front plate 17 is covered with the front panel member 5. The inner lid 3a projects toward the inside of the rotating drum 4 from the front plate opening 17a.

Further, the water tank opening 2a of the water tank 2 is also located inside the opening member 15 having the front opening 15a for loading laundry, and at a position facing the front plate opening 17a of the front plate 17. The distance between the water tank opening 2a of the water tank 2 and the front plate opening 17a of the front plate 17 is connected and sealed by an annular tubular packing member 7 made of an elastic material such as rubber, so that water can be discharged. It prevents leakage from the water tank 2 into the main body 1.

Further, the lip portion 7a formed on the inner circumference of the packing member 7 projects toward the inner peripheral side of the front plate opening 17a of the front plate 17, and when the lid 3 is closed, the inner lid inside the lid 3 is closed. The inner surface portion 3b on the drum opening 4a side of the 3a is in contact with the inner surface portion 3b to be watertightly sealed to prevent water and steam from leaking from the outer periphery of the lid body 3.

(1-2. Operation, action)
The operation and operation of the drum-type washing machine configured as described above will be described below.

In FIGS. 2 and 3, when the lid 3 is closed, the inner surface portion 3b of the inner lid 3a of the lid 3 and the lip portion 7a of the packing member 7 are in watertight contact and are stored in the water tank 2. The water and the water adhering to the inner surface portion 3b of the inner lid 3a are prevented from leaking to the outside. However, as shown in FIG. 3, when moving the lid 3 from the closed state to the open state, The lip tip portion 7b of the packing member 7 slides on the inner surface portion 3b of the inner lid 3a within a predetermined range.

At this time, the inclination angle b on the bottom surface side on which the lip tip portion 7b of the inner surface portion 3b of the inner lid 3a slides is formed to be larger than the inclination angle a in the opening / closing direction of the lid body 3. ..

By the above operation, the lid body 3 is operated in the closed state, and the water droplets adhering to and accumulated around the lip portion 7a are collected by the lip tip portion 7b of the packing member 7 covering the inner surface portion 3b of the inner lid 3a within a predetermined range. Since it slides, the accumulated water droplets become a thin film.

In FIG. 3, the lip tip portion 7b of the packing member 7 and the inner surface portion 3b of the inner lid 3a are overlapped for explaining the shape of the lip tip portion 7b in an easy-to-understand manner, but in reality, the lip tip portion is displayed. The portion 7b slides on the inner surface portion 3b.

(1-3. Effects, etc.)
As described above, in the present embodiment, the main body 1, the water tank 2 which is swingably elastically supported in the main body 1 and has the water tank opening 2a on the front side, and the water tank 2 which is rotatably included in the front surface. A front plate having a bottomed cylindrical rotary drum 4 provided with a drum opening 4a on the side and a front surface side of the main body 1 and having a front plate opening 17a at a position facing the water tank opening 2a and the drum opening 4a. It is composed of an elastic material such as rubber, which covers the front plate opening 17a so as to be openable and closable, has an inner lid 3a inside, and is connected between the front plate opening 17a and the water tank opening 2a. The packing member 7 includes a substantially cylindrical packing member 7 having a lip portion 7a that watertightly contacts the inner surface portion 3b on the drum opening 4a side of the inner lid 3a when the lid 3 is closed. When the lid 3 is moved from the closed state to the open state, the lip tip portion 7b of the lip portion 7a of the packing member 7 slides on the inner surface portion 3b of the inner lid 3a within a predetermined range. It is a thing.

As a result, when the lid 3 is moved from the closed state to the open state, the lip tip portion 7b of the packing member 7 slides the inner surface portion 3b of the inner lid 3a of the lid 3 within a predetermined range. The water droplets collected there are made into a thin film. If it becomes a thin film, it will not drip and will disappear with the passage of time by natural drying. As a result, it is possible to suppress the amount of water droplets dripping to the outside of the main body 1 by its own weight.

Further, as in the present embodiment, the inner lid 3a of the lid 3 has an inclination angle on the bottom surface side on which the lip tip portion 7b of the inner surface portion 3b slides, which is larger than the inclination angle in the opening / closing direction of the lid 3. It is formed so as to be large.

This makes it easier for the lip tip portion 7b of the packing member 7 and the inner surface portion 3b of the inner lid 3a to come into contact with each other. Therefore, when the lid 3 is moved from the closed state to the open state, the lip tip portion 7b becomes easier to slide with the inner surface portion 3b, and the water droplets accumulated on the inner surface portion 3b become thin. It is possible to suppress the amount of water droplets dripping to the outside of the main body 1 by its own weight.

The present disclosure can be applied to other washing machines such as a drum-type washer-dryer because it is possible to suppress the dripping of water droplets adhering to the inner surface portion of the inner lid of the lid body to the outside of the main body.

1 Main body 2 Water tank 2a Water tank opening 3 Lid 3a Inner lid 3b Inner surface 4 Rotating drum 4a Drum opening 4b Hole 5 Front panel member 6 Drainage pipe 7 Packing member 7a Lip 7b Lip tip 8 Operation panel 11 Baffle 12 Motor 13 Water supply pipeline 15 Opening member 15a Front opening 17 Front plate 17a Front plate opening 19 Top plate 20 Back plate

Claims (2)

With the main body
A water tank that is elastically supported in the main body and has a water tank opening on the front side.
A bottomed cylindrical rotating drum that is rotatably contained in the water tank and has a drum opening on the front side.
A front plate that forms the front side of the main body and has a front plate opening at a position facing the water tank opening and the drum opening.
A lid that covers the front plate opening so that it can be opened and closed and has an inner lid inside.
It is made of an elastic material such as rubber connected between the front plate opening and the water tank opening, and when the lid is closed, it is watertightly attached to the inner surface portion of the inner lid on the drum opening side. A substantially cylindrical packing member having an abutting lip portion,
With
When the packing member is moved from the closed state to the open state, the lip tip portion of the lip portion of the packing member slides on the inner surface portion of the inner lid within a predetermined range. Drum type washing machine. The drum type according to claim 1, wherein the inner lid is formed so that the inclination angle of the inner surface portion on the bottom surface side on which the lip tip portion slides is larger than the inclination angle of the lid body in the opening / closing direction. washing machine.

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