JP3424349B2 - Fully automatic washing machine - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fully automatic washing machine provided with a fluid balancer at the upper end of a washing / dehydrating tub.

[0002]

2. Description of the Related Art Conventionally, the vicinity of a fitting portion between a fluid balancer and a washing / dehydrating tub of a fully automatic washing machine of this type has been constructed as shown in FIG. The configuration will be described below.

As shown in the figure, the fluid balancer 1 is attached to the upper end portion of the washing / dehydrating tub 2, and is provided with a fluid balancer small diameter portion 3. The fluid balancer small diameter portion 3 is provided.
Is fitted and attached to the washing and dehydrating tub 2. The softening agent automatic outflow device 4 is provided in the fluid balancer 1, and the softening agent outlet 5 is through the outlet / passage hole 6 provided in the washing / dehydrating tank 2 to the washing / dewatering tank 2 and the water receiving tank. 7
It is located between The softening agent outlet 5 is located below the bottom surface of the fluid balancer 3 and has a convex portion 8.
The washing / dehydrating tub 2 is provided with a plurality of drain holes 9 for dehydration.

The assembling operation of the fluid balancer 1 and the washing / dehydrating tub 2 having the above construction will be described with reference to FIG. When incorporating the fluid balancer 1 into the washing / dehydrating tub 2, the softening agent outlet 5 of the fluid balancer 1 is located outside the inner diameter of the washing / dehydrating tub 2, so that the fluid balancer 1 is first connected to the softening agent outlet 5. It is placed downward and aligned with the position of the outlet passage hole 6 of the washing / dehydrating tub 2. Then, as shown by an arrow a, the fluid balancer 1 is rotated and attached.

[0005]

With such a conventional structure, when the fluid balancer 1 is attached to the washing / dehydrating tub 2, the bottom surface of the fluid balancer 1 is caught by the upper end surface of the washing / dehydrating tub. It was difficult to do and the workability was poor. Further, when the fluid balancer 1 is stored as a single unit, only the convex portions 8 are convex from the bottom surface of the fluid balancer 1. Therefore, when stacked, the convex portions 8 of the upper fluid balancer 1 are aligned with those of the lower fluid balancer. There was a problem that it became unstable in advance and it was not possible to manage stacking storage.

[0006] The present invention is intended to solve the above problems, allowing the stacking storage flow body balancer, and the first object to reduce <br/> storage management costs.

A second object is to reduce storage management costs and damage to the cloth during washing.

Further , the storage management cost is reduced, and
A third object is to improve the workability of attaching the fluid balancer to the washing / dehydrating tank .

[0009]

In order to achieve the above-mentioned first object, the present invention provides a water receiving tub having a washing and dehydrating tub which is disposed in an outer frame of a washing machine and which is capable of dehydration rotation inward. A pulsator rotatably arranged on the bottom surface of the washing / dehydrating tub and a fluid balancer attached to the upper end of the washing / dehydrating tub are provided, and the fluid balancer has a convex portion below the bottom surface.
Softening agent automatic casting with softening agent outlet
Provided with a inserting apparatus, near the outer periphery of the bottom surface of the fluid balancer is provided with a long plurality of ribs circumferentially along the mating surface between the washing and dewatering tank so as to protrude downward, the The lower heights of several ribs are flexible
The first problem solving means is that the height is approximately equal to the height of the agent outlet .

In order to achieve the second object, the circumferential widths of the plurality of ribs of the first problem solving means are as follows.
Making the root larger than the tip is the second means for solving the problem.

Further , in order to achieve the third object, a plurality of ribs of the first problem solving means are provided on the outer side in the radial direction.
The slope of the surface is the fitting surface of the fluid balancer with the washing and dehydration tank
The third problem solving means is that the gradient is larger than the gradient .

[0012]

According to the first means for solving the above problems, the present invention provides:
Height of multiple ribs near the outer periphery of the bottom surface of the fluid balancer
Is almost equal to the height of the softener outlet,
Balanced when stacking balancers
Yes, it enables stacking storage and reduces storage management costs.
You can do it.

Further, according to the second means for solving the problems, in order to improve the attachability of the fluid balancer to the washing / dehydrating tub, even if a rib is projected from the bottom surface of the fluid balancer into the washing / dehydrating tub, By making the width of the rib in the circumferential direction wider than the tip, even if the laundry hits the rib,
It is possible to prevent the laundry from being damaged, and to prevent the laundry from being caught by the ribs and deteriorating the rotation of the cloth, thus deteriorating the cleaning performance.

Further, according to the third problem solving means, the gradient of the radially outer surface of the plurality of ribs causes the fitting of the fluid balancer.
It becomes bigger than the slope of the joint, and the rib tips wash and dehydrate
Since it is inside the inner surface of the tank, it also serves as a wash for the fluid balancer.
When attaching to the dehydration tub, do not scratch the top of the washing and dehydration tub.
It is difficult to attach, there is no problem of poor workability,
You can do smooth work .

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS. The same components as those in the conventional example are designated by the same reference numerals and the description thereof will be omitted.

As shown in FIG. 2, in the washing machine outer frame 10, the water receiving tank 7 is suspended by the suspension rod 11. Inside the water receiving tank 7, a washing / dehydrating tank 2 that can be dehydrated and rotated is provided. The washing / dehydrating tub 2 is provided with a lint circulation water channel 12 and a sprinkling nozzle circulation water channel 13, and a pulsator 14 is rotatably disposed at the bottom of the washing / dehydration tub 2. The motor 15 drives the pulsator 14 via the V-belt 16 and the speed reduction mechanism 17. 18 is a drain valve, 1
Reference numeral 9 is a water supply valve.

The fluid balancer 20 serves to reduce vibration during dehydration, and as shown in FIG.
In FIG. 0, a fluid balancer small diameter portion 3 is provided to be fitted and attached to the washing / dehydrating tank 2, and an automatic softening agent outflow device 4 is provided. The lower part of the softening agent outlet 5 of the automatic softening agent outflow device 4 is below the bottom surface of the fluid balancer 20, and is provided with a convex portion 8.

In the vicinity of the outer periphery of the bottom surface of the fluid balancer 20,
A plurality of circumferentially long ribs 21 are provided so as to be convex downward along the fitting surface with the washing and dehydrating tub 2.
That is, a rib 21a that is long in the circumferential direction is provided on the bottom surface on the substantially opposite side of the convex portion 8 along the fitting surface of the washing / dehydrating tank 2, and on the bottom surface of the convex portion 8 at approximately 90 degrees on the left and right sides, Washing and dehydration tank 2
A rib 21b that is long in the circumferential direction is provided along the fitting surface of. The gradient α of the ribs 21a, 21b is larger than the gradient β of the fluid balancer small diameter portion 3 (the fitting surface of the washing / dehydrating tub 2).

The operation of assembling the fluid balancer 20 into the washing / dehydrating tub 2 in the above structure will be described with reference to FIG. When the fluid balancer 20 is incorporated into the washing / dehydrating tub 2, since the softening agent outlet 5 of the fluid balancer 20 is outside the inner diameter of the washing / dehydrating tub 2, the fluid balancer 20 is first connected to the softening agent outlet 5. It is placed downward and aligned with the position of the outlet passage hole 6 of the washing / dehydrating tub 2.

After that, the fluid balancer 20 is rotated and attached as shown by an arrow b. At that time, the ribs 21a, 21
Since the tip of b is inside the inner surface of the washing / dehydrating tank 2,
First, the tip of the rib 21b serves as a guide to wash and dehydrate the tub 2.
Smoothly inside, and finally the tips of the ribs 21a guide smoothly into the inside of the washing / dehydrating tub 2. Therefore, the fluid balancer 20 can be easily incorporated in the washing and dehydrating tub 2.

Next, a second embodiment of the present invention will be described with reference to FIG. The same components as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted.

As shown in the drawing, the width of the plurality of ribs 21 provided along the outer circumference on the bottom surface of the fluid balancer 20 is:
The width c of the tip is smaller than the width d of the root (c <d).

In the above structure, when the laundry rotates during washing, the laundry rotates without being caught by the rib 21 as indicated by arrow e or arrow f. Therefore, even when the laundry hits the rib 21, the laundry rotates without being caught, and damage to the laundry can be prevented. Further, since the laundry does not get caught on the rib 21, there is no problem that the cloth does not turn around easily and the cleaning performance deteriorates.

Next, a third embodiment of the present invention will be described with reference to FIG. The same components as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted.

As shown in the figure, the fluid balancer 20 is provided with a softening agent outlet 5, and the softening agent outlet 5 is convex downward from the bottom surface of the fluid balancer 20 and has a convex portion 8. have. Long ribs 21 are provided in the circumferential direction along the outer periphery of the bottom surface of the convex portion 8 on the substantially opposite side and on the left and right sides of approximately 90 degrees, and the height of the rib 21 is substantially equal to the height of the convex portion 8. I am trying to become.

In the above structure, when the fluid balancer 20 is stored as a single item, since the height of the rib 21 is substantially equal to the height of the convex portion 8, even if a plurality of layers are stacked, the fluid balancer 20 tilts or falls. Can be safely stored and managed without

[0027] In each of the above embodiments, is provided with the rib 21 3 points, ribs 21 are of course Ikoto it may also be provided in more than two positions or four positions.

[0028]

As described above, according to the present invention, the water receiving tub having the washing / dehydrating tub which is disposed in the outer frame of the washing machine and capable of inward and dewatering rotation, and the bottom of the washing / dehydrating tub is rotatable. with a pulsator which is disposed, and a fluid balancer that attached to the upper end of the washing and dewatering tank to, in the fluid balancer, its
Has a softener outlet that is convex below the bottom of the
A soft finishing agent automatic feeding device is installed and the fluid
Near the outer circumference of the balancer of the bottom surface, it said provided a plurality of ribs elongated in the circumferential direction along the mating surface between the washing and dewatering tank to be convex downward, downward of the plurality of ribs High
When the fluid balancer is stored as a single item, multiple
Even if you stack the pieces, you can balance them.
Pipes should be stored safely without tilting or tipping over.
It is possible to reduce the storage management cost .

Further, the width of the plurality of ribs in the circumferential direction is such that the root is larger than the tip, so that even when the laundry hits the ribs, the laundry rotates without being caught and the laundry is washed. The damage to the laundry can be prevented, and since the laundry does not get caught on the ribs, there is no problem that the cloth around becomes poor and the cleaning performance deteriorates, and a fully automatic washing machine with stable quality is realized. be able to.

Further, the radially outer surfaces of the plurality of ribs
The slope of the mating surface of the fluid balancer with the washing and dehydration tank
Since it is set to be larger than the gradient , the tip of the rib is located inside the inner surface of the washing / dehydrating tank, so the fluid balancer is washed.
When attaching to the rinsing / dehydrating tub, pull it on the upper surface of the washing / dehydrating tub.
There is no problem that it is difficult to attach, it is difficult to attach, and the workability is poor.
Cost and manufacturing costs
It is possible to realize a fully automatic washing machine with reduced load.

[Brief description of drawings]

FIG. 1A is a partially cutaway perspective view of a fluid balancer of a fully automatic washing machine according to a first embodiment of the present invention. FIG. 1B is a sectional view of the fluid balancer of the fully automatic washing machine.

FIG. 2 is a sectional view of the fully automatic washing machine.

FIG. 3 is a partially cutaway front view showing a state in which a fluid balancer of the fully automatic washing machine is attached to a washing and dehydrating tub.

FIG. 4 is a front view of the essential parts of the fluid balancer of the fully automatic washing machine according to the second embodiment of the present invention.

FIG. 5 is a front view of a fluid balancer of a fully automatic washing machine according to a third embodiment of the present invention in a stacked state.

FIG. 6 is a cross-sectional view of essential parts near a fluid balancer of a conventional fully automatic washing machine.

FIG. 7 is a partially cutaway front view showing a state in which the fluid balancer of the fully automatic washing machine is attached to a washing / dehydrating tub.

[Explanation of symbols]

2 laundry and dehydration tank 7 water receiving tank 10 washing machine outer frame 14 Pulsator 20 fluid balancer 21 ribs

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Claims (3)

(57) [Claims] 1. A water receiving tub having a washing / dehydrating tub which is disposed inside an outer frame of a washing machine and which is capable of dehydration rotation inward, and a pulsator rotatably disposed on a bottom surface of the washing / dehydrating tub. A fluid balancer attached to the upper end of the washing / dehydrating tub, wherein the fluid balancer has a convex portion below the bottom surface thereof.
Softening agent automatic loading with a different softening agent outlet
Provided with a device, in the vicinity of the outer periphery of the bottom surface of the fluid balancer is provided with a long plurality of ribs circumferentially along the mating surface between the washing and dewatering tank so as to protrude downward, the plurality The lower height of each rib is flexible.
A fully automatic washing machine that is approximately the same height as the agent outlet . 2. The fully automatic washing machine according to claim 1, wherein the plurality of ribs have a circumferential width that is larger at the base than at the tip. Slope of the outer surface of 3. A double several ribs radially
Is the slope of the mating surface of the fluid balancer with the washing and dehydration tub.
The fully automatic washing machine according to claim 1, wherein the washing machine has a larger size .