JP3212293B2 - Electric 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 one-tub type electric washing machine having a clothes inlet at the top.

[0002]

2. Description of the Related Art In a conventional electric washing machine, for example, a one-tub type fully automatic washing machine, a main body is provided with a rotating and spinning dehydrating tub having an open upper portion. It is common to have a clothes input port for inputting clothes through the opening. These electric washing machines include a main body housing that covers the periphery of the washing and dewatering tub, a top cover provided on an upper portion of the main body housing, and a lid that covers a clothes input port provided on the top cover. It is configured.

[0003] In these conventional examples, the front part of the circular clothing inlet is partially closed by a front protruding part on which an operation display unit is arranged, or even if it is not closed, the clothing inlet is closed. The front part was formed by a vertical plane.

[0004] These conventional examples are disclosed, for example, in JP-A-9-56.
980.

[0005]

According to the above prior art,
Since the bottom of the washing and dewatering tub cannot be seen from the line of sight of a user operating in front of the electric washing machine, there is a problem of forgetting to take off clothes. In addition, there were restrictions on putting clothes in and out.

Accordingly, an object of the present invention is to provide an electric washing machine provided with a spacious clothes input port.

Another object of the present invention is to provide an electric washing machine which is easy to operate and has a spacious clothes inlet.

[0008]

According to the present invention, there is provided a housing in which a washing and dewatering tub is provided, and a clothes inlet for covering the upper portion of the housing and for putting clothes into the washing and dewatering tub at a central portion thereof. In the electric washing machine provided with a top cover disposed and a lid covering the clothes input port, the top cover is formed so as to be located in front of the clothes input port, and a front device storage space, A rear device storage space formed so as to be located at a rear portion of the clothes input port, wherein the front device storage space includes an operation unit on an upper surface thereof, and stores an operation board of an operation switch therein; The equipment storage space consists of a water supply section located in the central part and this water supply section.
While the water supply pump arranged on the side of the, and houses the water softener disposed in another side, at the bottom of the housing, an inverter substrate is provided, said garment inlet is substantially circular top surface The rear part of the shape is formed in a notched shape, and the front part and both side edges form an inclined surface that is inclined like a mortar toward the washing tub.
Form, and the front portion after the front device accommodating space
Provided on the top of the front device storage space at the center of the end
A concave portion that cuts into an arc shape so as to reduce the depth of the central portion of the operating portion, and the water supply portion is provided so as to be located at a cutout portion of the clothing inlet. And Further, the present invention provides a housing in which a washing and dewatering tub is provided, a top cover which covers an upper portion of the housing, and a clothes input port for inputting clothes into the washing and dewatering tub is provided at a central portion thereof, In an electric washing machine having a lid for covering a clothing slot, the top cover is located at a front device storage space formed at a front portion of the clothing slot, and is located at a rear portion of the clothing slot. A front device storage space, the front device storage space includes an operation unit on an upper surface thereof, and stores therein an operation board of an operation switch and an opening / closing lock mechanism of the lid, The rear device storage space includes a water supply space that is disposed at a central portion thereof and stores a detergent concentration box that can be pulled out from the clothing inlet, and supplies bath water disposed on one side of the water supply space. And a water pump for storing the water softener disposed on the other side, and an inverter board disposed adjacent to a driving device for driving the washing and dewatering tub is provided at a lower portion of the housing. provided, said garment inlet is substantially formed in a shape rear portion is cut out of the circular top surface shape, front and both side edges to form an inclined surface inclined towards the washing tub in a bowl shape, and ,Previous
The front part is the central part of the rear end of the front device storage space.
The operation unit provided on the upper surface of the front device storage space
A concave portion is formed in a circular arc shape so as to reduce the depth of the central portion, and the detergent concentration box is provided in a cutout portion at a rear portion of the clothing inlet. Further, the present invention provides a housing in which a washing and dewatering tub is provided, a top cover which covers an upper portion of the housing, and a clothes input port for inputting clothes into the washing and dewatering tub is provided at a central portion thereof, In an electric washing machine having a lid for covering a clothes input port, the top cover includes a concave portion forming the clothes input port, and a front raised portion and a rear raised portion formed before and after the concave portion, The front protruding portion forms an operation portion on the upper surface thereof and houses an operation board of an operation switch therein, and the rear protruding portion has a water supply port on the upper surface thereof and is disposed in a central portion thereof. Water supply department
A water supply pump arranged on one side of the water supply section and a water softening device arranged on the other side are housed, and an inverter board is provided at a lower portion of the housing, and the clothing inlet is substantially was formed in a shape rear portion is cut out of the circular top surface shape, front and sides of edges towards the washing tub is formed an inclined surface inclined conical shape, and the front is the front ridge After the department
Said operation provided on the upper surface of said front ridge at the center of the end
An arc-shaped recess is formed so as to reduce the depth of the central portion of the portion, and the water supply portion is provided so as to be located at a cutout portion of the clothing inlet. Further, the present invention provides a housing in which a washing and dewatering tub is provided, a top cover which covers an upper portion of the housing, and a clothes input port for inputting clothes into the washing and dewatering tub is provided at a central portion thereof, In an electric washing machine having a lid for covering a clothing slot, the top cover includes a recess provided with the clothing slot, and a front ridge and a rear ridge formed before and after the recess. The front raised portion has an operation portion formed on an upper surface thereof and houses therein an operation board of an operation switch and an opening / closing lock mechanism of the lid, and the rear raised portion has a water supply port formed on the upper surface thereof. And a water supply pump for supplying bath water disposed on one side of the water supply space, the water supply space being provided with a detergent concentration box disposed at the center of the inside thereof and capable of being pulled out from the clothes input port. And the other side In the lower part of the housing is provided an inverter board arranged adjacent to a driving device for driving the washing and dewatering tub, and the clothes input port has a substantially circular shape. was formed in a shape rear portion notched in the upper surface shape, front and sides of edges towards the washing tub is formed an inclined surface inclined conical shape, 且
One, the front is the front portion Takashi the central portion of the rear of the front ridge
Reduce the depth of the central part of the operation unit provided on the
A concave portion is formed so as to cut into an arc shape so as to be closed, and the water supply portion is provided so as to be located at a cutout portion of the clothing inlet. The lid has an arc-shaped overhanging portion at its tip end that covers the concave portion that cuts into the front device storage space, or an arc-shaped extension that covers the concave portion that cuts into the front protruding portion. An outlet is provided.

In order to achieve another object, a course button in which a plurality of course selection buttons are arranged in a horizontal direction is provided at a central portion of the washing machine in which a depth is small due to the inclined surface. One side has a start button and a main power switch, and the other side has a manual button group consisting of a plurality of operation buttons for performing various settings and corresponding numerical display. .

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring to FIGS.
An embodiment according to the present invention will be described.

(First Embodiment) FIGS. 1 to 23 show a first embodiment of the electric washing machine according to the present invention.
2 and 3 are external views, FIGS. 3 to 6 are exploded views of parts of the electric washing machine, FIGS. 7 to 10 are explanatory views of the operation unit, and FIGS.
5 is an explanatory view of a lid, FIGS. 16 and 17 are explanatory views of a small water softener, FIGS. 18 to 20 are explanatory views of a detergent concentration box,
FIG. 21 and FIG. 22 are explanatory diagrams of the use state. Note that the same functions and parts are denoted by the same reference numerals, and redundant description will be omitted.

First, a schematic structure of an electric washing machine according to this embodiment will be described with reference to FIG. FIG. 1 is an external perspective view of the electric washing machine as viewed from the upper front. In FIG. 1, what is indicated generally by the reference numeral 1 is a one-tank type electric washing machine that performs washing and dehydration of clothes in one washing and dewatering tub 2 (see FIG. 5). A housing 100 to be installed;
The upper part of the casing 100 is covered, and the
The top cover 200 on which the cover 01 is disposed and the lid 300 covering the clothing slot 201 constitute an external appearance.

The main body 100 is formed by bending the casing 100 so as to cover both sides and the back with a single steel plate.
01, a front panel 102 detachably attached to the main exterior body 101 so as to cover the front surface of the main exterior body 101, and a base housing 1 forming a lower part of the housing 100.
03 and the front panel 102
It is composed of a mounting cover 104 for mounting on a vehicle.

The top cover 200 is roughly divided into three parts in the front and rear by making the center of the upper surface concave, and the clothing input port 201 is arranged in the central concave part 202, and the front raised part formed in the front part is formed. An operation unit 208 is arranged at 203, and water supply ports 205 and 206 are arranged at a rear protrusion 204 formed at the rear.

The lid 300 is rotatably attached at one end to the top cover 200 via a first rotary shaft 303 provided behind the recess 202.
And a second lid 302 rotatably attached to the other end of the first lid 301 via a second rotation shaft 304. The lid 300 is rotatable so as to be opened upward by the first rotating shaft 303, and a second rotating shaft having an axis substantially parallel to the axis of the first rotating shaft 303. The first lid 301 and the second lid 302 are foldably connected via a portion 304.

With this structure, when the cover 300 is closed, the cover 300 covers almost the entirety of the concave portion 202, and the outer surface of the cover 300 is
03 and the upper surface of the top cover 200 which is continuously and uniformly continuous with the outer surface of the rear raised portion 204. On the other hand, when the lid 300 is opened, the first lid 301 and the second lid 302 are folded and housed in a vertical position behind the recess 202.

The cover 300 is provided with the first transparent window 30.
5 and a second transparent window 306. The first transparent window 305 is provided on the first lid 301, and
The transparent window 306 is provided on the second lid 302. Further, the first transparent window 30 is provided on the lid 300.
A concave handle 307 is provided between 5 and the second transparent window 306. In this embodiment, the handle 30
By providing 7 on the second lid 306 on the side closer to the user, the ease with which the lid 300 can be opened and closed is improved.

In this embodiment, the handle 3
07 is provided adjacent to the rear end of the second lid 302 so as to hide the second rotating shaft 304 from the user and to provide a second transparent window 306 provided at the front thereof.
Is strengthened in strength. In this embodiment, the strength is improved by providing the first transparent window 306, the handle 307, and the first transparent window 305 as a one-piece continuous structure at the center of the lid 300. While improving the design effect.

Further, in this embodiment, the cover 30
0 is provided with a lock mechanism 500 for fixing the opening during operation. The locking mechanism 500 is provided with the front protrusion 20.
3 and a lock driving mechanism 501 provided at the front end of the cover 300 in a pair with the lock driving section 501. And
In the lock mechanism 500 of this embodiment, at least the opening of the lid 300 at the time of spin-drying is fixed. This allows the lid 3 to rotate while the washing / dehydrating tub 2 rotates at a high speed.
The safety is further improved by preventing 00 from being released.

The front protruding portion 203 has a concave portion 209 that cuts into an arc shape in the center portion of the rear end portion, so that the front protruding portion 203 has a depth on both sides and a small depth at the center portion. Thereby, the front part of the clothing slot 201 having a circular upper surface shape can be exposed or easily seen by a user standing in front of the electric washing machine 1, so that the clothing slot 201 can be expanded to the front. Because you can
A spacious clothing input port 201 that makes it easy to take out the clothes and makes it easier to see inside the washing and dewatering tub 2 is realized.

Further, the clothing inlet 201 is provided with a removable detergent concentration box 21 which can be pulled out and attached to the rear wall surface.
5 are provided. As a result, the detergents can be concentratedly set, so that the handleability can be improved, and the concave portions can be refreshed without a sense of unevenness, thereby improving the cleaning performance. In addition, the detergent concentration box 215 includes:
Water is supplied through the third water supply port 214, and water can be supplied to the washing / dewatering tub 2 in a shower form from a plurality of holes provided in the detergent concentration box 215, thereby reducing foaming and improving rinsing efficiency. Can be done.

In this embodiment, the front ridge 20
The compact operation unit 208 is realized by efficiently arranging various operation switches and display units in the three characteristic modes. Specifically, in the central portion where the depth is small,
A course button group 210 including a plurality of course selection buttons that do not require detailed numerical display and a simple state display unit, and a start button and a main power switch, which are frequently used and need to be handled particularly large, on one side. A main button group 211 including a manual button group 212 that requires numerical display or the like is provided on the other side so that various settings can be freely set. Thus, even if the front raised portion 203 has a characteristic form, it is possible to efficiently arrange various operation buttons, switches, and a display portion on the upper surface to achieve compactness. Moreover, these arrays are arranged from the main button group 21 from one side to the other side.
1, the operability can be improved because the course button 210 and the manual button group 212 are arranged in accordance with the frequency of use and the operation procedure.

Further, in this embodiment, in addition to the normal rotation of the pulsator 5, the basket assembly 4 (see FIG. 5)
Various course selections are realized by combining the rotation of An operation means for selecting various course selections is provided in the course button group 210.
For example, in this embodiment, the course selection button is composed of a plurality of direct buttons consisting of “more dirt”, “standard”, “less dirt”, “dry” and “only” according to dirt. By selecting the course button group 210, three water flows of "agitating", "combination of agitation and tank rotation", and "tank rotation" can be washed out according to the course.

On the other hand, according to the characteristic shape of the front bulge 203, an arc-shaped overhang 308 is provided at the tip of the second lid 302 on the open end side. This overhang 30
8, the concave portion 202 can be covered, and the edge 308 is provided at the front of the second lid 302.
The second transparent portion 306 can be formed large on the near side (front protruding portion 203 side) or on the near side while maintaining a, so that the second transparent portion 306 can be seen from the second transparent window while maintaining strength. The visible range can be widened.

As described above, the electric washing machine according to the present embodiment has the
Two transparent windows 305 and 306 looking into this, handle 3
07. The visibility and operability are improved by arranging the frequently used operation buttons in the center along with the form.

The rear raised portion 204 has a first water supply port 205 for supplying water from a water tap and a second water supply port 206 for supplying water from a bath. In this embodiment, a compact water softening device 228 is provided inside the rear raised portion 204, and the tap water supplied from the first water supply port 205 can be softened to improve the washing efficiency. Further, in this embodiment, a water supply pump 227 (see FIG. 6) is provided inside the rear raised portion 204, and by attaching a hose to the second water supply port 206, the bath water is automatically supplied. You can pump up.

The small water softening device 228 (see FIG. 6) has a large amount of a regenerant storage container 229 (see FIG. 6) which is removably installed in an opening / closing lid 213 provided in the rear raised portion 204. By allowing the activator to be charged,
It is possible to improve the ease of use of the activator and to improve the ease of use by reducing the number of inputs.

Hereinafter, this embodiment will be described in detail with reference to FIGS.

First, the external shape of the electric washing machine 1 according to this embodiment will be described with reference to FIG. FIG. 2 is an external view of the electric washing machine 1, in which (a) is a plan view, (b) is a front view, and (c) is a right side view. The four corners are almost prismatic with rounded corners,
When viewed from the side, the upper surface is a rear portion (the cover 300).
(Rear end) is a vertex, and has a uniform large arc shape that is large in front and small inclines backward.

In this embodiment, the top height H1 (maximum height) of the main body is 935 mm, the top height H2 of the front raised portion 203 is 870 mm, the width W1 is 570 mm, and the depth is D1 is 588 mm. Further, the depth D5 of the central portion of the front raised portion 306 is set to 5
2 mm, the depth D2 on both sides is 77 mm, the depth D5 at the center is smaller than the depth D2 on both sides,
By forming the front raised portion 203 into an arc shape surrounding the clothing input port 201, the spacious clothing input port 201 is formed.
Has been realized.

The depth D3 on both sides of the lid 300 is 356 mm, and the depth D9 at the center is 406 mm. In the center of the lid 300,
A large transparent window having a width W2 of 234 mm and a depth D6 of 321 mm is provided. In this transparent window, the depth D7 (186 mm) of the second transparent window 306 is made larger than the depth D8 (135 mm) of the first transparent window 305, so that the arrangement of the large window while providing the handle 307 can be realized. Making it possible.

Next, the components of the electric washing machine 1 according to this embodiment will be described with reference to FIGS. 3 is an exploded view showing a component configuration of the housing, FIG. 4 is an explanatory diagram of a detached state of the housing, FIG. 5 is an exploded view showing a component configuration in the housing, and FIG. 6 shows a component configuration of the top cover. FIG.

First, the equipment configuration of the housing 100 will be described with reference to FIG. In FIG. 3, the housing 100 includes a main exterior body 101 formed of a steel plate, a front panel 102, a base housing 103 formed of a resin material, and a mounting cover 104. The main exterior body 101 forming the both sides and the rear surface is formed such that the center of the front surface is opened, leaving the mounting spaces 116 on both sides on the front side (front side). A front reinforcing plate 117 is provided on the upper portion of the opening, and corner reinforcing members 118 are provided at four corners of the upper surface of the main exterior body 101, and a lower end of the main exterior body 101 is attached to the base housing 103. As a result, a framework of the housing 100 having a robust structure with an open front surface is formed.

In order to maintain the strength of the front panel 102, the front panel 102 is rounded so that ribs 106a and 106b are provided around the front panel 102, and a plurality of mountings are provided on the ribs 106a formed on both sides of the front panel 102. The rib 107 is formed. The mounting rib 107 is provided with the rib 106a.
Is formed so that a part thereof is cut out at the upper part and protrudes outward. The rib 106b formed on the upper side of the front panel 102 is formed as one paragraph.

On the other hand, the mounting space 116 of the main exterior body 101 is provided with a plurality of mounting holes 108 for fitting with the mounting ribs 107. Then, the rib 106b formed on the upper side of the front panel 102 is attached to the attachment portion 109 of the front reinforcing member 117, and the attachment rib 107 is attached to the attachment hole 108, as shown in FIG. As shown in FIG. 4B, the front panel 10
The lower end of the front panel 102 is detachably attached to the mounting space 116 via a screw hole 111 provided at the lower end of the front panel 102 so that the rib 106c at the lower end of the second panel is fitted into the fitting portion 110 of the base casing 103 from the top to the bottom. Fix it.

The mounting cover 104 is provided with the screw hole 11.
1 is concealed to improve the design of the appearance. The mounting cover 104 is formed of a resin material, and is provided with mounting ribs 112 on the back surface thereof. The mounting ribs 112 are formed on the mounting space 116 or the fitting portion 113 formed in the base housing 103 by utilizing the elasticity of the resin. It is detachably attached. Further, a step portion 104a deeper than the upper portion is formed at a lower portion of the front surface of the mounting cover 104,
The overall volume is reduced. The screw may be screwed through this step to make the mounting screw invisible to the user, thereby improving the design.

As the mounting cover 104, a plurality of types of the step portions 104 having different sizes in the height direction are prepared. Thereby, it is possible to cope with a standardized water-leakage table of the electric washing machine 1 called a waterproof pan adopted in an apartment house or the like by simply replacing the mounting cover 104 without largely changing the housing 100. be able to.

A drain hose 105 and the like are attached to the inside of the base casing 103 via a hose press fitting or a hose clip. Further, in this embodiment, an inverter board 237 is provided on the base casing 103. Accordingly, the inverter board 237 is arranged near the driving unit 7 (see FIG. 5) to shorten the wiring, and at the same time, a space for arranging other devices is secured around the top cover 200, and as a result, , A spacious clothing input port 201 is realized.

As described above, the housing 100 of this embodiment
According to this structure, while maintaining the structure of the housing 100,
Through the detachable front panel 102, internal maintenance can be performed from the front. Moreover, the mounting of the front panel 102 can be easily performed by attaching and detaching the mounting cover 104 without deteriorating the design. Further, through the mounting cover 104, it is possible to easily cope with various installation environments without major design changes.

Next, the outline of the internal structure of the housing 100 will be described. In FIG. 5, the washing and dewatering tub 2 is provided with an outer tub assembly 3, a basket assembly 4 rotatably provided in the outer tub assembly, and a rotatable bottom in the basket assembly 4. A pulsator 5, a tank cover 6 attached to an upper end of the outer tank assembly 3, a basket assembly 4 provided below the outer tank assembly 3, and a drive unit for rotating the pulsator 5 And 7. The outer tank assembly 3 is provided with four hanging rod assemblies 8 on conner reinforcing members 118 attached to the four corners at the upper end of the housing 100.
, Four lower corners are supported. Thus, the washing and dewatering tub 2 is supported by the housing 100. In addition, a drain valve 9, an OFF hose 10, and a PS tube 11 to which the drain hose 105 is attached are attached to the outer tub assembly 3, and lint at the time of washing is installed inside the basket assembly 4. A plurality of filters for performing such removal are attached. In this embodiment, the drive unit 7 employs a direct drive system in which a clutch unit and a reduction gear unit are provided on a rotating shaft of a motor (not shown), and the washing / dehydration tub 2 is directly connected to the reduction gear unit. Thus, the drive unit 7 can be provided at the center of gravity of the rotating washing / dewatering tub 2, thereby reducing vibration and improving the silent effect.

In the figure, reference numeral 12 denotes the first water supply port 20.
A water supply pipe assembly that connects 5 to the water tap, 13
Is a bath water supply assembly for guiding bath water to the second water supply port 206.

Next, referring to FIG.
The component configuration around 0 will be described. In FIG. 6, the top cover 200 includes a base cover 200a forming a framework of the top cover 200, a front raised cover 203a constituting the front raised portion 203, and the rear raised portion 20.
4 and a rear raised cover 204a. Each of these three covers is formed of a resin material, and is fixed via screws 216. As shown in FIG. 15, the front raised cover 203a has its rear portion lowered by one step and its rear portion is connected to the concave portion 202. By fixing the front raised cover 203a with the screw 216 via the rear part, the screw 216 is concealed in a state where the lid 300 is closed, and the design is improved.

The front part of the base cover 200a is formed in a concave shape, and the front raised cover 203a covering the upper part is formed.
Thus, the front device storage space 217 is configured. The front raised cover 203a has a plurality of operation button holes and a display portion hole formed on an upper surface thereof, and the outer surface of the operation buttons for displaying various operation buttons and giving a click feeling is formed or printed on the surface thereof. The number of components is reduced by integrally molding (sheet insert molding) a simple resin sheet. A waterproof operation board 218 and a power switch assembly 220 are attached to a lower portion of the front raised cover 203a. The operation board 218 includes
By forming a substantially rectangular plate shape, one long side of which is cut out in an arc shape, the spacious clothing input port 2 is formed.
01 is realized. And, the operation board 218 includes
It is housed in a front device storage space 217 formed by the front protrusion cover 203a and the lower mounting plate 219, and double waterproofing is performed. In addition, in addition to the operation board 218 and the power switch assembly 220, the water level sensor 221 and the lock driving unit 500 and the abnormality in the washing / dehydrating tub 2 and the lid 3
An unbalance detection 231 for detecting the opening and closing of 00 is provided.

As described above, in this embodiment, the operation board 218, which is partially cut away, is provided on one side from the center of the front device storage space 217, and the operation board 218 is conventionally provided on the other side. Said power switch assembly 22
0 and the water level sensor 221,
By arranging 0 and the unbalance detection 231 vertically, the spacious clothing input port 201 is realized, and the mounting efficiency of the front device storage space 217 is improved. Further, by disposing the unbalance detection 231 conventionally disposed in the rear device storage space 223 in the front device storage space 217, the rear device storage space 223 is allowed to have a sufficient space, and An arrangement space for the regenerant storage container 229 is secured. That is, by disposing the unbalance detection 231 in the front device storage space 217, the regenerant storage container 229 can be made larger, and the small water softener 2
28 long-term use.

The upper rear portion of the base cover 200a is formed in a concave shape, and the rear raised cover 20 covering the concave portion is formed.
4a constitute the rear device storage space 223. The rear device storage space 223 is divided into three parts on the left and right sides, and has a water supply space 224 provided with a detergent concentration box 215 and a water supply device for supplying water to the detergent concentration box 215 at the center thereof. In this embodiment, a pump storage space 225 in which a water supply pump 227 connected to the second water supply port 206 is provided on the right side, and a small water softener 228 and a regenerant storage container 229 on the other side are provided. A water softener storage space 226 in which the solenoid valve 230 connected to the first water supply port 205 is stored is provided.

The miniaturized water softener 228 and the regenerant storage container 229 are vertically arranged, and the solenoid valves 230 provided with three valves are arranged side by side on the other side.

As described above, in this embodiment, various devices are efficiently arranged in the front device storage space 217 and the rear device storage space 223 provided before and after the clothing input port 201, so that the entire device is installed. The packaging efficiency is improved and the size is reduced.

The regenerating agent container 2, the upper part of which is covered by the opening / closing lid 213, is provided on the rear raised cover 204 a.
29 container storage portions 232 are provided. The regenerant storage container 229 stored in the container storage portion 232 from the first water supply port 205 via the electromagnetic valve 230 and the container storage portion 232 are provided. Water is supplied to the small water softening device 228 disposed at the lower part, and softened tap water is supplied to the detergent concentration box 215.

Here, the small water softener 228 includes:
An ion-exchange resin is provided. After the washing, metal ions such as calcium ions and magnesium ions adsorbed on the ion-exchange resin are washed and the regenerant storage container 2 is removed.
The water is washed out and drained through an aqueous solution of the activator (salt) set in 29.

The detergent concentration box 215 is attached so as to be able to be drawn out from an opening provided on the wall surface behind the clothes input port 201 so as to fit into a predetermined position in the water supply space 224. This detergent concentration box 21
5 is provided with a shower water supply area 233 provided to the full width at the front part, and a main water supply part 234 and a sub water supply part 235 partitioned left and right behind the shower water supply area 233. Then, by using a liquid detergent adapter and a powder detergent adapter for the main water supply section 234, uninterrupted water supply is realized.

According to this structure, a detergent is put into the main water supply section 234 at the time of reserved washing, and a soft agent is put into the sub water supply section 235, so that the detergent and the like necessary for the laundry can be collectively operated in one operation. Can be done with

Further, in this embodiment, various substrates for realizing the compact operation section 208 are distributed and provided in the dead space around the top cover 200. For example, the concave portion 209 of the front raised portion 203 is realized by providing a support substrate 236 that is conventionally disposed below the operation substrate 218 on one side of the clothing slot 201. Furthermore, as described above, by dispersing the inverter boards 237 at the lower portion of the housing 100, the periphery of the top cover 200 can be made compact. 222 is the support substrate 2
The cover 222 is a detachable cover for maintenance, and the cover 222 enables easy maintenance without removing the top cover 200.

In the central recess 202 of the top cover 200, there is formed a clothing input port 201 having a substantially mortar-shaped inclined surface. The lower end of the inclined surface is formed so as to substantially contact the ring-shaped bath cover 6 (see FIG. 3). The rear part of the clothing inlet 201 has a circular cutout shape as viewed from the top, and the detergent concentration box 215 is provided in this portion, so that the shower water supply area provided in the detergent concentration box 215 is provided. 233 is located on the upper open portion of the washing and dewatering tub 2. Thereby, shower-like water supply can be performed from directly above the washing and dewatering tub 2.

The concave portion 202 of the top cover 200
The first rotating shaft 30 of the lid 300
3, the protruding bearing portions 238a and 238b are formed. The one bearing portion 238a has a cover 30
A spring is provided to reduce the impact when the zero is closed. One end of the first lid 301 is attached to the pair of bearings 238a and 238b, and the first lid 30
The second lid 302 is rotatably attached to one other end of the first lid 302.

Next, with reference to FIGS. 7 to 10, the operation section 208 having good operability for indirectly realizing the spacious clothing slot 201 will be described. FIG. 7 is a top view of the front raised portion 203, FIG. 8 is an explanatory view of a tub operation display section for displaying an operation state of the washing / dehydrating tub 2, FIG. 9 is a plan view of the operation board, and FIG. Button operation explanation diagram,
It is.

In FIG. 7, in this embodiment, a course button group 210 is provided in the central portion having the small depth, a main button group 211 is provided on the right side, and a manual button group 212 is provided on the left side.

The course button group 210 is divided into upper and lower parts in the drawing, and the button 60
0, a standard button 601, a dirt-reducing button 602, a dry button 603, a plurality of direct buttons and a button 604, and a tub operation display section 605 for displaying the operation state of the washing / dehydrating tub 2 and Water flow state display section 6 indicating the state of the water flow in washing / dehydrating tub 2
06, and a favorite setting display unit 607 for displaying the selected state of the favorite button 604.

Here, as shown in FIG. 8, the tub operation display section 605 displays the washing / dehydrating tub 2 in a cylindrical shape so that a user can imagine the washing / dehydrating tub 2 at a glance. In addition, a pulsator 5 is shown at the lower part of the columnar shape, and a first arrow 6 showing its rotation operation.
A second arrow 605b and a third arrow 605c indicating left and right rotation are provided on both sides of the upper portion of the columnar shape. The tank operation display unit 605 is connected to a microcomputer (not shown), and turns on the first arrow 605a via the drive unit 7 while the pulsator 5 is rotating.
When the basket assembly 4 is rotating clockwise, a second arrow 605b indicating this is illuminated, and when the basket assembly 4 is rotating reversely, a third arrow 605c indicating this is illuminated. I have to.

Returning to FIG. 7, the water flow state display section 606
Is composed of a plurality of lamps provided side by side in a stepwise manner (upward to the right). The water flow state display unit 606 is also connected to a microcomputer (not shown) to
And the strength of the water flow generated by the rotation of the basket assembly 4 is displayed. In this embodiment, the tub operation display section 605 and the water flow state display section 606 constitute an operation monitor section of the washing / dehydrating tub 2. When the user views the operation monitor section, the operation state of the washing / dehydrating tub 2 can be easily grasped visually.

Returning to FIG. 7, the handset setting display section 607 includes, for example, a plurality of selection lamps, such as a handmade lamp, a futon lamp, an esoteric lamp, and a strong thigh lamp. The special setting display unit 607 cyclically presses the special button 604 to sequentially display the selection lamps.

The main button group 211 is provided with a power on / off button 608 attached to the power switch assembly 220.
A start / pause button 609, a replenishment indicator lamp 610 for displaying the replenishment of the activator (salt) placed in the regenerant container 229, a reset button 611 for resetting the replenishment count of the activator, A bath water selection button 612 for selecting a process of supplying water from bath water, and a bath water washing indicator 613 for displaying a process of using bath water in the washing process by selecting the bath water selection button 612.

The power on / off button 608 is used to turn on and off the power of the electric washing machine 1. In this embodiment, the power on / off button 608 is provided at a position away from other operation buttons and display lamps. The operation buttons for setting the respective steps are separately expressed to reduce malfunctions. The start / pause button 609 cyclically starts and pauses by pressing this operation button. Further, the bath water selection button 612 includes, for example, a display lamp for washing, rinsing 1, and rinsing 2. By pressing the bath water selection button 612 cyclically,
Washing, washing and rinsing 1, washing and rinsing 1, 2 can be selected and set.

The replenishment display lamp 610 has a function of informing the replenisher storage container 229 of the replenishment of the active agent. In this embodiment, a microcomputer (not shown) counts one washing cycle as one cycle, and turns on the replenishment display lamp 610 a predetermined number of times.
In this embodiment, the regenerant storage container 229 has 30
Since the activator for the number of times can be stored, the light is turned on 25 times including the spare. The count of the microcomputer can be released by holding down the reset button 611 for a predetermined time, for example, about 3 seconds. This reduces erroneous operations.

The manual button group 212 is divided into upper and lower parts, and includes various setting buttons at a lower part and a plurality of display lamps corresponding to the setting buttons at an upper part.
The installation button is a dehydration button 61 for setting a dehydration time.
4, a rinse button 615 for setting the number of rinses, a wash button 616 for setting a wash time, a water amount button 617 for setting a water amount, and a reservation button 6 for setting a reservation time.
18. In addition, the display lamp sets a dehydration time lamp 619 for displaying the dehydration time, a rinse frequency lamp 620 for displaying the number of rinses, a water injection lamp 623 for displaying whether or not the rinse is water rinse, and a washing time. A washing time lamp 621 and a water amount display lamp 6 for displaying the remaining time of the reservation and the washing process, the detergent amount and the water amount.
22 and a type display lamp 624 indicating the type of display of the water amount etc. display lamp 624.

When the rinse button 614 is depressed, the water injection lamp 624 and the rinse frequency lamp 620 are displayed in combination. For example, three rinses, three water rinses, two rinses, two water rinses, and the like are displayed. It can be sequentially selected and set. In this embodiment, a reservation lamp, a remaining time lamp,
It has a detergent lamp and a water amount lamp, and various displays and settings can be made in combination with the water amount etc. display lamp 622.

For example, when the water volume is set, when the water volume button is pressed, the type display lamp 624 is turned on to set a water volume such as 68 L. In this state, when the start / pause button 609 is pressed, the operation is started. To start. When the detergent lamp is turned on, it is turned on when only the course button group 210 is operated, and the detergent cup amount is displayed. When the reservation button 618 is pressed, the reservation time can be changed and set by the pressing. Further, during the washing process, the remaining time lamp is turned on, and the remaining time is displayed on the water amount etc. display lamp 622.

Next, the washing operation of this embodiment will be described with reference to FIG. First, in this embodiment, when the power button 608 is pressed, the previously executed washing course recorded in the microcomputer is set. For example, in this embodiment, any one operation button of the course button group 210 is set. Here, for each button of the course button group 210 other than the favorite button 604, a lamp provided on the left shoulder is turned on, and the favorite button 604 is any one of the display lamps of the favorite setting display unit 607. Is illuminated, so that the user can know which course is selected by the presence or absence of this illumination.

Further, the set value of the previously executed washing course is displayed on the manual button group 212 and the bath water washing indicator lamp 613.

As described above, in this embodiment, if the power button 608 is pressed down and the course as before is acceptable, the washing can be performed by pressing the start / pause button 609 as it is. When the course is further changed, washing can be performed by pressing the corresponding course button and pressing the start / pause button 609 as it is.

Further, in this embodiment, a washing course that is frequently used among a variety of washing courses is independently set to one.
By using one operation button, an operation that has been set cyclically by pressing one operation button can be directly selected. In this embodiment, four frequently used washing courses are assigned to the operation buttons 600 to 603, and the remaining washing courses are cyclically set by the operation button 604. The manual button group 2
12 is set. This greatly reduces the number of operation steps and improves operability. Further, the operation buttons and the like are arranged from the right side to the left side according to the frequency of use, so that operability can be improved. In particular, the operation arrangement is good for right-handed operation. The arrangement of the operation buttons and the like is arranged in accordance with the operation procedure, so that the operability is also improved in this respect.

In this embodiment, in order to realize the above-mentioned wide clothing input port 201, an operation board 218 which is partially cut away in a concave shape as shown in FIG. 9 is employed.
The operation board 218 is provided with wiring on the surface of the board,
A plurality of LED lamps corresponding to the display lamps at positions corresponding to the various operation buttons and the display lamps on the wiring,
A plurality of membrane switches corresponding to operation buttons and a plurality of contacts corresponding to display lamps for displaying numerical values are provided. Numerical display units 619a to 622a each having 7 segments are attached to the contact. Here, the plurality of LED lamps, the membrane switch,
The numerical value display unit is represented by a code with an a added to the end of the code to show the correspondence with the code of various display lamps, operation buttons, and the like shown in FIG. 7, and the description thereof is omitted.

As is clear from FIG. 9, in this embodiment, various operation buttons and display lamps are provided on the operation board 218 partially cut out without impairing the operability. A plurality of display lamps are provided at the center of the front protruding portion 203 to easily display a status display depending on whether or not the light is turned on, thereby enabling arrangement in a narrow space. On the other hand, width (depth) from the central part
On the wide left side, for example, numerical display units 621a and 622a capable of displaying a two-digit number are provided at the widest part of a seven-segment numerical display unit requiring a large space, and from the wide part to the narrow part. At the transition part, single digit display units 619a and 620a are provided. On the other hand, on the right side, which is wider (depth) than the central portion, as the width increases from the narrow central portion,
The bath water washing display lamp 613 comprising the bath water selection button 612 and a plurality of upper and lower display lamps, the start / pause button 609, and the replenishment display lamp 61
By arranging “0” and “0” vertically, the size of the operation unit arrangement surface is used efficiently.

Next, in this embodiment, in addition to the normal rotation of the pulsator 5, the basket assembly 4
Various course selections are realized by combining the rotations of FIG. 5 (see FIG. 5). This will be described with reference to FIG.

In this embodiment, the excessively dirty button 600 and the standard button 601 are used as a washing course for stirring by rotating the pulsator 5 alone, and the “more dirty” course is used as a sweatshirt for Eri Sode of a shirt. The high-quality washing course is suitable for washing laundry with lots of dirt such as greasy stains, and the "standard" course is a time-saving and energy-saving course for automatically saving and washing with contents suitable for laundry.

The "dirty less" course selected by the dirt less button 602 is used for cleaning a less dirty laundry such as lingerie obtained by combining the stirring of the pulsator 5 and the tub rotation of the basket assembly 4. It is a light stain course that can be washed without cloth. In this light soil course, first, the pulsator 5 is stirred for a predetermined time, then the basket assembly 4 is rotated in one direction, for example, a right tank, for a predetermined time, and then the basket assembly 4 is rotated in reverse. For example, left tank rotation is performed for a predetermined time, and then the above is performed a predetermined number of times, for example, 1
The above operation is repeated a predetermined number of times.

The "dry" course selected by the dry button 604 is a course only for rotating the tub of the basket assembly 4, and is a dry mark-compatible course in which clothes with dry marks and delicate clothes are easily washed. is there.

As described above, in this embodiment, one operation button is directly selected on the course of three water flows of “shaking”, “combination of stirring and tank rotation”, and “tank rotation”, and Can be easily used properly.

Next, referring to FIG. 11 to FIG.
00 will be described in more detail. FIG. 11 is a component configuration diagram of the lid 300, FIG. 12 is an external view of the lid 300,
13 is a vertical cross-sectional view of the lid 300, FIG. 14 is an external view of the state where the lid 300 is opened while the second rotation shaft 304 is extended, and FIG. 15 is a cross-section showing a locking mechanism 500 of the lid 300. FIG. Note that FIGS. 11 to 13 show the lid 30.
A state in which 0 is closed is shown as (a), and a state in which the lid 300 is opened is also shown as (b).

In FIGS. 11 and 12, the lid 300 according to the present embodiment has a first lid 301 and a second lid 30.
2, the first lid 301 is composed of a first lid main body 309 and the first transparent window 305, and the second lid 302 is a second lid Body 310
The second transparent window 306 and the handle base 32
And 2. In this embodiment, a concave portion is formed in the handle base 322, and a part of the second transparent window 306 is wrapped over the concave portion, and this is used as a handle portion 323.
Thus, the handle 307 is formed.

Further, in this embodiment, the first lid body 309, the second lid body 310, and the handle base 322 are formed of an opaque resin material (ABS material). The transparent window 305 and the second transparent window are integrally formed of a transparent resin material (ABS material) and a transparent sheet (PET material) on which the periphery and the portion of the handle 323 are printed (sheet insert molding). It is formed.

The first lid body 309 and the second lid body 310 maintain the strength of the main body by leaving an edge 311 around the inside thereof. In particular,
The edge 312 on which the second rotation shaft 304 is provided,
While the other edge 311 is in contact with the concave portion 202 with the lid 300 closed, the other edge 311 is located at the upper portion of the washing / dehydrating tub 2 and has a lower portion facing the stress from the upper portion. The height h1 is higher than the other edge 311.
Is increased (lengthened) to improve the strength.

The first lid body 309 is located at the center of the upper surface (on the side of the second rotating shaft 304) near the upper surface.
A concave portion 313 (a back surface (inner side) protrudes to the back surface side) which is one step lower than the surface of the lid body 309 is formed, and a transparent window mounting portion for mounting the first transparent window 305 around the center thereof. An opening 315 is formed excluding 314. The concave portion 313 has the edge portion 312 on the near side.
It is provided so that the upper position of the is concave, and is formed so that a plane portion continuing to the other side and the rear remains,
The rear corners on both sides have a large round shape. Thereby, strength strength and design property are improved. On the other hand, the first transparent window 305 is formed with a curved surface with a convex center, and opaque printing 316 is applied to the periphery of the first transparent window 305 via a transparent sheet.

The second lid body 310 has a recess 31 at the center of the upper surface rearward (on the side of the second rotation shaft 304), one step lower than the surface of the surrounding second lid body 310.
7 (a back surface (inside) protruding toward the back surface side) is formed, a first opening 318 for attaching a handle 307 is formed at the back thereof, and a second transparent window 306 for attaching a second transparent window 306 to the front. A second opening 319 is formed. Around the second opening 319, a transparent window mounting portion 3 having a small width is provided.
14 are formed, and around the first opening 318,
A wide handle mounting portion 320 on which a plurality of mounting projections 321 are formed is formed. The concave portion 317 is provided so that the rear side is concave above the edge portion 312, and is formed so that a plane portion continuing to the other side and the front remains, and the second lid body 310 is formed. Along the contour of the arc-shaped overhang portion 308 formed at the front portion of the front portion, the front portion has a large round shape. Thereby, strength strength and design property are improved.

The handle base 322 is formed in a concave shape at the center thereof, except for a mounting portion 324 that is in contact with the handle mounting portion 320 around the handle base 322. The mounting portion 324 is provided with a plurality of openings 325 that fit with the mounting projections 321.

The second transparent window 306 has a protruding portion 326 whose rear portion protrudes on both sides, and the inside thereof is formed in a concave shape to provide a hand insertion space. The second transparent window 306 is formed of a curved surface having a convex center, and includes a handle portion 323 formed at the rear portion and a second portion including the overhang portion 326 excluding the handle portion 323. Transparent window 3
06 is formed by integrally molding (sheet insert molding) a printed transparent sheet around the periphery.

Next, the assembly structure of this embodiment will be described with reference to FIG. In FIG. 13, the first
The lid body 309 is ultrasonically welded so that the contact surface between the transparent window mounting portion 314 formed around the opening 315 and the periphery of the second transparent window 305 is aligned. Thus, the second transparent window 305 and the first lid body 309 are integrated.

Further, the second lid body 310 first connects the handle base 322 to the first opening 31.
8 from above. Thereby, the plurality of mounting projections 321 are fitted to the openings 325, and the handle base 322 is positioned at a predetermined position of the first lid body 310. Here, the mounting projection 321 is attached.
Is formed so as to protrude from the opening 325, and the tip of the mounting projection 321 and the second
Back portion of the transparent window 306 and the second opening 31
9 around the transparent window mounting portion 314 and the second
Of the transparent window 306 is subjected to ultrasonic welding.
Thus, the second lid 310 and the second transparent window 306 are integrated with the handle base 322 interposed therebetween.

The handle base portion 322 may be bonded to another member, or the handle base portion 322 may be bonded to another member.
2 may be stepped on the second lid body 310 (processing to press a claw into an opening).

Next, referring to FIG. 13 and FIG.
The rotation shaft 303 and the second rotation shaft 304 will be described. First, in FIG. 8, a pair of bearing portions 238a described in FIG.
Rotation shaft portions 327a and 327b connected to the rotation shaft portion 238b are provided, and the pair of bearing portions 238a and 238b and the rotation shaft portions 327a and 327b constitute a first rotation shaft portion 303. An operation range mechanism 328 for specifying the operation range of the first rotation shaft 303 is provided inside the first rotation shaft 303. The operation range mechanism 328 is provided with an opening 32 formed in the recess 202.
9, an L-shaped projection 330 provided on the first lid 301 and having a tip inserted into the opening 329.
It is composed of The movement range mechanism 328 enables the first lid 301 to rotate from a horizontal position to a vertical position by the tip of the L-shaped projection 330 being around the opening 329.

13 and 14, in this embodiment, the edge 312a of the first lid 301 adjacent to the second rotary shaft 304 and the edge 312b of the second lid 302 By increasing the height (length) h1 of the second shaft portion and providing the second rotating shaft portion 304 at the tip thereof, the rotational moment opposing the stress Y on the second rotating shaft portion 304 from above is reduced. I'm trying to get. In this embodiment, in order to oppose the stress Y, a plurality of the second rotation shafts 304 are provided at the tip of the edge 312.

In this embodiment, the first lid 301
The edge of the edge 312a is formed in an L-shape, and a rotational bearing 332 is provided on the L-shaped protrusion 331 that protrudes outward. On the other hand, a rotary shaft 333 attached to the rotary bearing 332 is provided inside the edge 312b of the second lid 302.

In this embodiment, as shown in FIG. 14, a pair of the rotating bearing portion 332 and the rotating shaft portion 33 are provided.
The second rotating shaft portion 304 is formed by providing a plurality of 3 in the direction of the axis of the second rotating shaft portion 304. With this structure, the lid 300 shown in FIG.
Is closed, a structure having a strength against the stress Y from above is provided, and the concave portion 202 of the top cover 200 is provided.
The whole can be covered, and from this state, the handle 30
The first lid 301 and the second lid 302 are pushed into the garment by pushing the second rotating shaft 304 upward (to the right in the drawing) while lifting the second rotating shaft 304 upward through the garment 7. It can be stored in a vertical position substantially parallel to the rear of the mouth 201.

Next, referring to FIG.
The lock mechanism 500 and the lid opening / closing detection sensor 507 for fixing the opening during operation will be described. In this embodiment, the opening and closing of the lid 300 is electrically detected, and furthermore, the locking and unlocking are electrically operated.

First, in this embodiment, the lid 30
0, the lid opening / closing detection sensor 5 is attached to the rear end of the front protruding portion 203 which is in contact with the front end of the lid 300.
07 is provided to detect opening and closing of the lid 300. The opening / closing detection sensor 507 may detect the opening / closing of the lid 300 by a mechanical method or an electric method such as an optical sensor detecting mechanism. In this embodiment, a magnetic sensor is used.

That is, as shown in FIG. 15A, in this embodiment, the rear end of the front protrusion 203 is
The lid opening / closing detection sensor 507 for detecting magnetism is provided, and a magnet 508 is provided at a tip portion of the lid 300 where the lid opening / closing detection sensor 507 is in contact with the lid 300. A microcomputer (not shown) grasps the open / closed state of the lid 300 via a signal from the lid open / close detection sensor 507 that is electrically connected, and outputs a signal from the lid open / close detection sensor 507 that the lid 300 is opened. Then, the rotation of the washing / dehydrating tub 2 is controlled to be stopped.

Further, in this embodiment, a lock drive section 501 built in the front of the front raised section 203 and a lock receiving mechanism section 502 which is paired with the lock drive section 501.
And a lock mechanism 500 composed of the following. The lock driving unit 501 is connected to the front protrusion 203.
Arm 503 that makes the tip end project from the rear end of the arm
A drive unit 504 having a mechanism such as a solenoid, and a transmission arm 505 for transmitting the operation of the drive unit 504 to the retractable arm 503.

On the other hand, an opening 506 is formed at the tip of the cover 300, and the tip of the projecting arm 503 is inserted into the opening 506, whereby the cover 300 is closed. Is fixed.

The unbalance detection 231 is provided below the lock drive section 501. The unbalance detection 231 is provided near the washing / dehydrating tub 2, and when the washing / dehydrating tub 2 contacts the detection lever 231 a due to abnormal rotation, the rotation of the washing / dehydrating tub 2 is rotated. Is stopped.

Further, the transmission arm 505 of the lock drive section 501 and the unbalance detection 231 are connected, and when the transmission arm 505 performs the unlocking operation, the movement is transmitted to the unbalance detection 231. By operating this unbalance detection 231, the rotation of the washing / dehydrating tub 2 is stopped.

As described above, in this embodiment, by disposing the lock drive section 501 and the unbalance detection 231 vertically, it is possible to provide a space in the installation space and to provide a new transmission between the two devices. The unlocking operation (information) can be transmitted to the unbalance detection 231 with a simple structure without performing any device or connection.

In this embodiment, the microcomputer operates the lock mechanism 500 at least in the dehydrating step.
Is controlled to be in a locked state. That is, in the dehydration step, the microcomputer first detects the lid open / close detection sensor 5.
07, confirm that the lid 300 is in the closed state,
Next, the lock mechanism 500 is operated to lock the lid 300, and it is confirmed again that the lid 300 is locked in the closed state via the lid open / close detection sensor 507 and the lock mechanism 500. Then, the dehydration work starts.

According to this embodiment, by checking the locked state with the lid open / close detection sensor 507 and the lock mechanism 500, for example, during the dehydration process with the lid 300 opened due to a temporary stop. The safety is further improved because the washing / dewatering tub 2 does not shift to the spin-drying step in which the washing / spin-drying tub 2 rotates at a high speed even if the shift or the one of the two systems causes some trouble.

Next, a small water softening apparatus will be described with reference to FIGS. FIG. 16 is an external view of the regenerant storage container 229, and FIG. 17 is a sectional view of a small water softening device.

First, referring to FIG. 16, in this embodiment, the regenerating agent container 229 is detachably provided to the electric washing machine 1. For this reason, the regenerant storage container 229
With the opening / closing lid 2 set in the container storage portion 232.
Since the regenerant can be replenished by opening the cover 13, the replenishment operation can be performed at a glance. Further, in this embodiment, the regenerant storage container 229 is
The regenerating agent can be replenished with a sink, for example, and re-set in the container storage section 232, so that the replenishing operation can be performed in a place where there is no need to worry about scattering of the regenerating agent, thereby improving operability. Is done. At this time, since the regenerating agent storage container 229 is provided with a foldable handle, the attachment / detachment work of the container storage portion 232 and the transportation thereof are easy.

The regenerating agent container 229 has a substantially square box shape with an open top, and is formed by insert-molding a frame 229a and a net 229b formed in a lattice. The size of the regenerant storage container 229 is such that the width Z1 is about 120 mm, the height Z2 is about 50 mm,
The depth Z3 has a size of about 100 mm, and has a size capable of storing 500 g of salt as an activator. In this embodiment, the saturated saline solution is diluted with water to produce about 10% salt water.
Is equivalent to 30 times (approximately one month of use once a day).

Next, the structure and operation flow of the compact water softening device 228 will be described with reference to FIG. First, in this embodiment, the solenoid valve 230 is replaced with three valves (230a,
230b, 230c), and the solenoid valve is switched so that the first water supply port 205
The tap water supplied from the water supply source is supplied to the main water supply unit 2 of the detergent concentration box 215 by using the water softened through the valve 230a.
34, and is supplied through the valve 230b for refreshing the ion exchange resin.
Via the (rear position of the valve 230b), the detergent is supplied to the sub-water supply unit 235 of the detergent concentration box 215 for automatic feeding of a softener or the like. The small water softening device 228 is provided in parallel with the electromagnetic valve 230, and the container housing part 232 and the ion exchange part 700 provided with an ion exchange resin are vertically arranged.

Next, the operation flow of the small water softening device 228 will be described with reference to FIG. First, when the microcomputer enters the washing process, the valve 230a of the electromagnetic valve 230 is started.
Is opened to supply tap water to the ion exchange unit 700 from the bottom surface of the ion exchange unit 700. The supplied tap water passes through the ion exchange resin disposed below the ion exchange unit 700 and causes metal ions to adhere thereto, reaches the upper space of the ion exchange unit 700, and passes through the passage 701 to the detergent. It is supplied to the main water supply section 234 of the class concentration box 215. Next, when the water supply process is completed, the valve 230b is opened to supply tap water to the container housing portion 232 for refreshing the ion exchange resin. The supplied tap water is supplied to the regenerant storage container 2.
29, is supplied to the ion exchange section 700 from the siphon section 702 provided at the center of the bottom surface of the container storage section 232, and the metal ions are washed away from the ion exchange resin, and the water is returned to the check valve. By switching 703, the water is drained out of the tank of the basket assembly 4 via the passage 704.

In the washing process, the valve 230 c is switched and opened in accordance with the timing of supplying a softener or the like, and supplies the same to the sub water supply section 235 of the detergent concentration box 215.

As described above, in this embodiment, the ion-exchange resin is automatically refreshed every time one washing process is completed. Can be obtained.

Next, the detergent concentration box will be described with reference to FIGS. FIG. 18 is an external view of a base case 800 of the detergent concentration box, and FIG.
(B) FIG. 19 is a bottom perspective view, and FIG. 19 is an external view of a detergent concentration box with an adapter for powdered soap attached.
2A is a plan view, FIG. 2B is an upper perspective view, FIG. 2C is a bottom view, and FIG.
0 is an external view of a detergent concentration box with a liquid detergent adapter mounted thereon, (a) is a top perspective view of the liquid detergent adapter, and (b) is a vertical sectional view of a main part showing an attached state. is there.

18 to 20, first, the detergent concentration box 215 is provided with a shower water supply area 233 provided to the full width at the front, and a main water supply part 234 partitioned left and right behind the shower water supply area 233. , Sub water supply unit 235
Is provided. The main water supply section 234 is provided with an adapter 840 for liquid detergent and an adapter 841 for powder detergent to realize water supply without any clogging.

As shown in FIG. 19 (d) and FIG. 20 (b), the detergent concentration box 215 is formed by an opening provided on the wall surface behind the clothes input port 201 so that the water supply space 224 is provided. It is attached so as to be able to be pulled out so as to fit in a predetermined position in the inside. The detergent concentration box 2
A table surface 850 is provided at a predetermined position in which the laundry 15 is stored, and water supplied from behind the detergent concentration box 215 is supplied to the washing / dewatering tub 2.

That is, in the detergent concentration box 215 of this embodiment, the first supply path 851 for supplying the washing / dewatering tub 2 from the shower water supply area 233.
Then, a second supply path 852 for supplying the washing / dewatering tub 2 from behind the detergent concentration box 215 is formed. Thereby, it is possible to obtain water supply supplied in a wide range from above the washing / dehydrating tub 2 in a shower shape and water supplied in large amounts from diagonally above the washing / dehydrating tub 2.

Next, the structure of the detergent concentration box will be further described with reference to the drawings.

First, in FIG. 18, the shower water supply area 233 is formed in an arc shape projecting to both sides in accordance with the arc of the washing / dewatering tub 2, and a plurality of holes are provided on the bottom surface thereof. Thus, shower-like water is sprayed on the clothes rotating in the washing / dehydrating tub 2 while drawing a circular locus over a wide area from above according to the locus, and so that the clothes are sprayed with water for a long time. Therefore, foaming is reduced and rinsing efficiency can be improved.

The main water supply section 234 is formed with an open bottom, and both side plates 854 continuous from the frame of the shower supply area 233 are connected by a bar 853. The bar 853 has a function of reinforcing the side plates 854 and a function of holding the plurality of adapters.

In the sub water supply section 235, a container 855 having an open top is connected to the frame of the shower water supply area 233. The container 855 has a cylindrical passage 856 formed at the center thereof. This passage 85
6 is provided with a certain height in the container 855, and the water that accumulates in the container 855 is opened by using the siphon effect to form an opening 857 on the bottom.
From the second supply path 852. More specifically, a cap 842 having a structure similar to that of the liquid detergent adapter 840 of FIG.
Is attached.

When the level of the water remaining in the container 855 rises above the height of the passage 863, the pressure in the passage 856 becomes negative from atmospheric pressure, and the pressure difference or the flow rate in the second passage 856 is reduced. I use it to raise it. According to this structure, the water in the container 856 can be drained during or after water supply.
5 can be cleaned.

It is possible.

Reference numeral 858 denotes a pull handle formed at the front of the arc-shaped frame of the shower water supply area 233. The handle 858 has a circular arc shape with the center projecting forward and a bag-like shape with an open lower portion. As a result, a large space in which the hand can be inserted is secured in the central portion of the handle 858, so that a compact and easy-to-use handle is provided.

Next, referring to FIG. 19, the detergent concentration box 2 with the powder soap adapter 841 attached thereto.
15 will be described. The adapter for powder soap 841 includes a mounting portion 859 that fits into the shower water supply area 233,
And a rear plate-shaped portion 860. The plate-shaped portion has a surface formed in a corrugated shape having directionality in the front-rear direction, and is inclined rearward to attach the mounting portion 859 to the cross-section 8.
53.

According to the detergent concentration box 215 with the powder soap adapter 841 mounted thereon, the powder soap can be put into the powder soap adapter 841 in the reserved washing course. In the water supply process, water supplied from above the detergent concentration box 215 is supplied to the plate-shaped portion 86.
The first water supply passage 8 while dissolving the powdered soap.
Water is supplied into the washing / dewatering tub 2 from the first water supply passage 51 and the second water supply passage 852. At this time, since the plate-shaped portion 860 is inclined rearward, water is mainly supplied from the second supply passage 852.
The water is supplied from the first supply passage 851 in a sub-step, so that the powdered soap is supplied from the shower water supply area 233.
Can be prevented from blocking the plurality of openings provided in the camera. In addition, since the plate-shaped portion 860 is formed in a corrugated shape having directionality in the front-rear direction,
Since there is a clear flow effect of adjusting the flow of water flowing through the second water supply passage 852, the water supply to the washing / dewatering tub 2 can be adjusted to reduce foaming, and the sub water supply unit 23
5, the siphon effect can be improved.

Next, the detergent concentration box 215 equipped with the liquid detergent adapter 840 will be described with reference to FIG. The liquid detergent adapter 840 includes a mounting portion 861 that fits into the shower water supply area 233 and a container portion 862 whose rear upper portion is open.
The container portion 862 has a cylindrical passage 863 formed therethrough at a central portion thereof.

The passage 863 has the same structure as that of the passage 856, and has a certain height in the container 862. The water that accumulates in the container or after the water is supplied to the container 862 is formed on the bottom surface by using the siphon effect. Is supplied to the second supply path 852 from the opening 864. More specifically, a cap 842 having an inverted container is attached to the upper part of the passage 863. When the level of the water remaining in the container 862 rises above the height of the passage 863, the pressure in the passage 863 becomes negative than the atmospheric pressure, and this pressure difference or the flow rate of the second passage 856 is used. I am trying to raise it. According to this structure, since the water in the container 862 can be drained during and after water supply, the inside of the container 862 can be cleaned.

This liquid detergent adapter 840 is held by the mounting portion 861 and the container 86 bar 853.

According to the detergent concentration box 215 with the liquid detergent adapter 840 mounted thereon, the liquid detergent adapter 840 can be filled with liquid soap without spilling in the reserved washing course. In the water supply process, water supplied from above the detergent concentration box 215 is charged into the container 862,
2 and mixed with the liquid detergent in the first water supply passage 85.
Water is supplied into the washing / dewatering tub 2 from the first and second water supply passages 852. At this time, since the front and rear upper edges of the container 862 are formed at the same height, the first water supply passage 8
51 and the second water supply passage 852.
This means that the liquid detergent does not cause the shower water supply area 233 to be clogged as in the case of powdered soap. Thereby, the shower water supply area 233 is provided.
Water from the shower can be used effectively.

As described above, according to the detergent concentration box 215 according to this embodiment, a plurality of adapters can be selectively used according to the detergent. In addition, water can be supplied to the washing / dewatering tub 2 through two supply passages having a shower shape and a waterfall shape. Further, according to this structure, the water supply is switched from the main water supply section 234 to a predetermined step of a washing cycle, for example, a rinsing step, and water supply including a finishing agent such as a softener is automatically performed. By adding a detergent to the main water supply section 234 at the time of reserved washing and adding a soft agent to the sub water supply section 235,
Detergent necessary for washing can be collectively performed by one operation.

Next, the usability of the electric washing machine will be described with reference to FIGS. 21 and 22. FIG. 21 is an external view as viewed from the upper front, in which the left side of the center broken line shows a state in which the lid is removed, and the right side shows a state in which the lid is attached. FIG. 22 compares the appearance of a user located in front of the electric washing machine 1 when viewing the inside of the clothing slot 201 through the transparent window 50 in a normal standing posture with the conventional example. FIG.

In FIG. 21, the electric washing machine 1 according to the present embodiment has many features such as operability, visibility, handling, and form. One of the features to be particularly emphasized is: This is the realization of the spacious clothing input port 201. In this embodiment, the conventional technique closes a part of the front part of the circular clothing inlet 201 with the front protrusion 203, or even if the front part of the circular clothing inlet 201 is not closed, the front part of the clothing inlet 201 is vertical. The surface was formed. For this reason, since the bottom of the washing / dehydrating tub 2 cannot be seen from the line of sight of a user operating in front of the electric washing machine 1, there is a problem of forgetting to take off clothes. In addition, there were restrictions on putting clothes in and out. Therefore, in this embodiment, a part of the front raised portion 203 is cut out to form an inclined surface at the front of the clothing slot 201, thereby improving the ease of use of the operation unit and improving the user's ease of use. And the washing / dewatering tub 2
Obstacles located between the opening of the car are removed.

Another feature is that an operation portion having good operability is arranged in the front raised portion 203, which is partially cut away, while utilizing this configuration. In other words, the clothes input port 102 of this embodiment includes an inclined surface that is inclined toward the washing tub 2 at the front part and both side edges thereof, A concave portion 209 is formed so that the inclined surface that inclines toward the washing tub 2 is cut out into an arcuate shape so as to overlap with the front portion of the inclined surface.

A course button group 210 is provided at the center of the front raised portion 203 where the depth is small, a main button group 211 is provided on the right side, and a manual button group 212 is provided on the left side. By adopting this arrangement, it is possible to provide the course button group 210 in the center part in accordance with the form of the front raised portion 203, from the right side to the left side in the order of the use frequency and the operation procedure. Performance can be improved.

The other feature is that the transparent windows (305, 30)
This is the structure of the lid 300 provided with 6). According to this embodiment, transparent windows (first transparent window 305 and second transparent window 306) are provided in first lid 301 and second lid 302, respectively.
Is provided, and the handle 307 is provided therebetween to form the handle continuously, so that the washing and washing can be performed without opening the lid 300.
The state in the dewatering tank 2 can be monitored.

In this embodiment, in particular,
01 for supplying water to the washing / dewatering tub 2 at the rear of
Is provided. This third water inlet 214
Can be monitored through the first transparent window 305. Further, in this embodiment, the third water supply port 214
Is provided in a detergent concentration box 215 that can be pulled out and detachably attached to the rear wall surface of the clothes input port 201. For this reason, since the detergent concentration box 215 can be monitored via the first transparent window 305, it is possible to monitor the detergent concentration box 215 forgotten to be closed or an abnormality in water supply due to inconvenience of drawing out. it can.

According to the second transparent window 306,
Since the inside of the washing and dewatering tub 2 can be peeped, it is possible to monitor the washing / dehydrating state and forgetting to take off the clothes without opening the lid 300. In particular, in the present embodiment, the second lid 306 can be provided on the front side by forming the concave portion 209 that cuts into an arc shape and the overhang portion 308 that covers the concave portion 209, so that the strength is maintained while maintaining the strength. The washing / dewatering tub 2 can be easily seen by a user.

Further, in this embodiment, the handle 3
Since 07 is provided at the rear end of the second lid 302, the second rotating shaft 304 can be hidden from the user. For this reason, even if the second rotating shaft 304 is made to have a robust structure to obtain strength, the first window is not damaged because the solid structure can be seen from the transparent window and the design is not impaired.
The size of the transparent window 305 and the second transparent window 306 can be increased while maintaining strength, thereby improving usability.

Further, another feature is that the activator of the compact water softener can be replenished for a long time, and the handling property is improved.

Next, with reference to FIG. 22, the usability of the transparent window according to the present embodiment will be described in comparison with a conventional example.
(A) is an electric washing machine 1 of the present embodiment, (b) is a conventional example in which a transparent window 50 is provided in a second lid 302 located on the open end side, and (c) is a first example. 50 transparent windows on lid 301
(D) shows a conventional example in which a transparent window 50 is provided over two lids.

[0138] First, in the conventional example shown in Fig. (C), since the bottom of the washing and dewatering tub 2 cannot be seen from the eyes of the user, it is not easy to find the misplaced clothes. (B)
In the conventional example shown in the figure, the operation state of the water supply port 214 provided behind the clothing input port 201 cannot be monitored with the lid 300 closed. (D) The conventional example shown in FIG.
Then, the ribs at the connecting portion of the second lid 302 are visible, and the design effect is lost, which is not practical.

On the other hand, in this embodiment shown in FIG. 17A, since it is easy to see the bottom inside the washing and dewatering tub 2 through the second transparent window 306, it is easy to find a lost article of clothing. be able to. Moreover, in the present embodiment, the rear portion of the front raised portion 203 is cut out in an arc shape to form the second raised portion 203.
The transparent window 305 is formed wide in front (user side), so that the inside of the washing and dewatering tub 2 can be easily seen.

In this embodiment, it is possible to monitor the state of water supply supplied to the washing / dewatering tub 2 through the first transparent window 305. In particular, in this embodiment, the state of the drawer-type detergent concentration box 215 provided behind the clothing slot 201 can be monitored. The detergent concentration box 215 is frequently used to supply a detergent or a soft agent, and the detergent concentration box 215 is provided by the first transparent window 305.
5 can be reduced by mistake.

In this embodiment, the handle 3
With the provision of 07, the periphery of the second rotary shaft 304 having a robust structure can be hidden from the user.
Moreover, as shown in FIG. 13, the front end of the welded portion of the first transparent window 305 can be concealed by the handle 307, so that it is not necessary to take a structure such as turning the front end into the front. In addition, the strength can be improved by providing the handle 307 having unevenness at the center of the lid 300 that requires strength.

(Second Embodiment) Next, a second embodiment will be described with reference to FIG. FIG. 23 is an external perspective view. In this embodiment, the second transparent window 306 is provided only on the second lid 302. According to this embodiment, the operation and effect of the first transparent window 305 cannot be obtained, but the operation and effect of the second transparent window 306 can be obtained. It is effective for low-cost electric washing machines that do not have them.

Note that the same or similar parts or positions are denoted by the same reference numerals, and redundant description is omitted.

(Third Embodiment) Next, FIGS.
The third embodiment will be described with reference to FIG. FIG.
FIGS. 4A and 4B are longitudinal sectional views of the lid 400. FIG. 4A shows a state where the lid 400 is closed, and FIG. 4B shows a state where the lid 400 is about to be opened. FIG. 25 shows a plan view of this embodiment. The feature of this embodiment is that the handle 40
1 is provided between the first lid 301 and the second lid 302. The other structure has the same structure as the first embodiment.

24 and 25, in this embodiment, a concave portion 202 is provided at the center of the upper surface of a top cover 200, leaving a flat portion around the top. A clothing input port 201 is provided in the recess 202. Then, a lid 300 composed of a first lid 301 and a second lid 302 is provided on the upper part of the concave portion 202 so as to be openable and closable. The recess 2
02 is formed wider than both sides, and an operation unit 208 is provided at the front and water supply ports 205 and 206 are provided at the rear.
And so on.

The first transparent window 305 is ultrasonically welded to the opening 315 provided in the first lid 301 with a structure similar to that of the first embodiment. An obliquely concave recess 402 for inserting a hand is formed in the first transparent window 305 and an end on the near side (on the side of the second rotating shaft 304). On the other hand, the second transparent window 306 is provided in an opening 319 provided in the second lid 302, and is ultrasonically welded in the same structure as in the first embodiment. A handle 403 opening on the rear side surface of the second lid 302 is provided at the end of the second transparent window 306 and the end on the rear side (on the side of the second rotating shaft 304).

According to this embodiment, the entire periphery of the second rotary shaft 304 can be hidden via the handle 401, and the handle 403 can be
To the parting line of
Two transparent windows can be treated in design. Further, in this embodiment, the same operation and effect as those of the first embodiment can be obtained.

[0148]

According to the present invention, the inside of the washing and dewatering tub can be viewed over a wide area, and clothes can be easily taken in and out.

[Brief description of the drawings]

FIG. 1 is an external perspective view of an electric washing machine according to an embodiment of the present invention.

FIG. 2 is an external view of the electric washing machine according to one embodiment of the present invention.

FIG. 3 is an exploded view showing a component configuration of a housing of the electric washing machine according to the embodiment of the present invention.

FIG. 4 is an explanatory diagram of a state of attachment and detachment of a housing of the electric washing machine according to one embodiment of the present invention.

FIG. 5 is an exploded view showing a component configuration in a housing of the electric washing machine according to one embodiment of the present invention.

FIG. 6 is an exploded view showing a component configuration of a top cover of the electric washing machine according to the embodiment of the present invention.

FIG. 7 is a top view of a front raised portion of the electric washing machine according to one embodiment of the present invention.

FIG. 8 is an explanatory diagram of a tub operation display unit that displays an operation state of the washing / dehydrating tub of the electric washing machine according to one embodiment of the present invention.

FIG. 9 is a plan view of the operation board of the electric washing machine according to one embodiment of the present invention.

FIG. 10 is an operation explanatory view of a course button group of the electric washing machine according to one embodiment of the present invention.

FIG. 11 is a view illustrating a component configuration of a lid of the electric washing machine according to the embodiment of the present invention.

FIG. 12 is an external view of a lid of the electric washing machine according to one embodiment of the present invention.

FIG. 13 is a longitudinal sectional view of a lid of the electric washing machine according to one embodiment of the present invention.

FIG. 14 shows a second example of the electric washing machine according to the embodiment of the present invention.
FIG. 3 is an external view of a state in which a lid is opened with a rotation shaft portion of the vehicle extended.

FIG. 15 is a sectional view showing a lid lock mechanism of the electric washing machine according to one embodiment of the present invention.

FIG. 16 is an external view of a regenerating agent container of the electric washing machine according to one embodiment of the present invention.

FIG. 17 is a cross-sectional view of a compact water softening device for an electric washing machine according to an embodiment of the present invention.

FIG. 18 is an external view of a base housing of a detergent concentration box of the electric washing machine according to one embodiment of the present invention.

FIG. 19 is an external view of a detergent concentration box of the electric washing machine according to one embodiment of the present invention with an adapter for powdered soap attached.

FIG. 20 is an external view of a detergent concentration box of the electric washing machine according to one embodiment of the present invention with a liquid detergent adapter attached.

FIG. 21 is an external view of the electric washing machine according to one embodiment of the present invention as viewed from the upper front.

FIG. 22 is a view of a user located in front of the electric washing machine of the electric washing machine according to an embodiment of the present invention, when the user looks into the inside of the clothing slot through the transparent window in a normal standing posture; FIG. 7 is an explanatory diagram comparing the conventional method with the conventional example.

FIG. 23 is an external perspective view of an electric washing machine according to another embodiment of the present invention.

FIG. 24 is a longitudinal sectional view of a lid of an electric washing machine according to another embodiment of the present invention.

FIG. 25 is a plan view of an electric washing machine according to another embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Electric washing machine, 2 ... Washing dehydration tub, 100 ... Housing, 20
0: Top cover 200, 201: Clothing slot, 202
... recess, 203 ... front protrusion, 204 ... rear protrusion, 2
05 ... first water supply port, 206 ... second water supply port, 208 ...
Operation unit, 209: concave portion that cuts into an arc, 210: course button group, 211: main button group, 212: manual button group, 300: lid, 301: first lid, 302
.., A second lid, 303, a first rotating shaft, 304, a second
Rotating part, 305: first transparent window, 306: second transparent window, 307: handle, 308: arc-shaped overhanging part, 308
a ... edge.

──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Hirofumi Tanaka 1-280 Higashi Koikekubo, Kokubunji-shi, Tokyo Inside the Hitachi, Ltd. Design Research Laboratories (72) Inventor Takami Koyama 1-1-1-1 Higashitaga-cho, Hitachi City, Ibaraki Prefecture (56) References JP-A-11-989 (JP, A) JP-A-11-70296 (JP, A) JP-A-7-265578 (JP, A) (58) Field surveyed (Int.Cl. ⁷ , DB name) D06F 37/26 D06F 39/12

Claims (6)

(57) [Claims] 1. A housing in which a washing and dewatering tub is provided, a top cover that covers an upper portion of the housing, and a central portion of which is provided with a clothing input port for inputting clothing into the washing and dewatering tub; In an electric washing machine having a lid covering an insertion slot, the top cover is located at a front device storage space formed so as to be located at a front portion of the clothing insertion slot, and is located at a rear portion of the clothing insertion slot. The front device storage space is provided with an operation section on an upper surface thereof, and an operation board of an operation switch is stored therein. The rear device storage space has a central portion. And a water supply unit disposed therein, a water supply pump disposed on one side of the water supply unit, and a water softening device disposed on the other side are accommodated.In the lower part of the housing, an inverter board is provided, The clothing slot is It was formed in a shape rear portion is cut out of the circular top surface shape, front and both side edges to form an inclined surface inclined towards the washing tub in a bowl shape, and the front is the front device At the center of the rear end of the storage space
The center of the operation unit provided on the upper surface of the front device storage space
An electric washing machine characterized by forming a concave portion that cuts into an arc shape so as to reduce the depth of the portion, and wherein the water supply portion is provided so as to be located at a notched portion of the clothing inlet. 2. A housing in which a washing and dewatering tub is provided, a top cover which covers an upper portion of the housing, and a central portion of which is provided with a clothing input port for inputting clothing into the washing and dewatering tub; In an electric washing machine having a lid covering an insertion slot, the top cover is located at a front device storage space formed so as to be located at a front portion of the clothing insertion slot, and is located at a rear portion of the clothing insertion slot. The front device storage space is provided with an operation unit on an upper surface thereof, and accommodates an operation board of an operation switch and an opening / closing lock mechanism of the lid inside the front device storage space. The rear device storage space is provided with a water supply space which is disposed at a central portion thereof and stores a detergent concentration box which can be pulled out from the clothes input port, and supplies bath water disposed on one side of the water supply space. A water supply pump for storing a water softening device disposed on the other side, and an inverter board disposed adjacent to a driving device for driving the washing and dewatering tub at a lower portion of the housing. provided, said garment inlet is substantially formed in a shape rear portion is cut out of the circular top surface shape, front and both side edges to form an inclined surface inclined towards the washing tub in a bowl shape, and The front part is located at the center of the rear end of the front device storage space.
The center of the operation unit provided on the upper surface of the front device storage space
An electric washing machine characterized by forming a concave portion that cuts into an arc shape so as to reduce the depth of the portion, and wherein the detergent concentration box is provided at a cut-out portion at the rear of the clothing inlet. 3. A housing in which a washing and dewatering tub is provided, a top cover which covers an upper portion of the housing, and a central portion of which is provided with a clothing input port for inputting clothing into the washing and dewatering tub; An electric washing machine having a lid covering an insertion port, wherein the top cover includes a concave portion forming the clothing input port, and a front raised portion and a rear raised portion formed before and after the concave portion, The front protruding portion forms an operation portion on the upper surface thereof, and accommodates an operation board of an operation switch therein, and the rear protruding portion has a water supply port on the upper surface thereof and is disposed at a central portion thereof. A water supply unit, a water supply pump disposed on one side of the water supply unit, and a water softening device disposed on the other side are housed. An inverter board is provided at a lower portion of the housing, The mouth has an almost circular top Ri formed in all shape, the front and both sides of the edge toward the washing tub to form an inclined surface inclined conical shape, and the front center of the rear end portion of the front ridge Part of the front ridge
Reduce the depth of the central part of the operation unit provided on the upper surface of
An electric washing machine characterized in that a concave portion that cuts into an arc shape is formed so that the water supply portion is located at a cut-out portion of the clothing inlet. 4. A housing in which a washing and dewatering tub is provided, a top cover which covers an upper portion of the housing, and a central portion of which is provided with a clothes input port for inputting clothes into the washing and dewatering tub; In an electric washing machine having a lid covering an input port, the top cover includes a concave portion provided with the clothes input port,
It has a front raised portion and a rear raised portion formed before and after the concave portion, and the front raised portion has an operation portion formed on an upper surface thereof, and an operation board of an operation switch and a cover of the lid body inside the operation portion. An opening / closing lock mechanism is housed, and the rear raised portion has a water supply port on the upper surface thereof, and has a water supply space provided with a detergent concentration box disposed at the center of the inside thereof and which can be pulled out from the clothes input port. A water supply pump for supplying bath water disposed on one side of the water supply space and a water softening device disposed on the other side are housed.The lower part of the housing drives the washing and dewatering tub. An inverter board disposed adjacent to a driving device for performing the above, the clothing input port is formed in a shape in which a rear portion of a substantially circular top shape is cut out, and a front portion and both edges are formed in a washing tub. Slant toward the mortar An inclined surface formed, and the front upper surface of the front portion ridge in the central portion of the rear of the front ridge
The depth of the central part of the operation unit prepared for
A recess which bites into urchin arcuate, the water supply unit, an electric washing machine, characterized in that provided so as to be located at the site of the notched shape of the garment inlet. 5. The electric washing machine according to claim 1, wherein the lid has an arc-shaped overhanging portion at a tip end thereof for covering a recess cut into the front device storage space. An electric washing machine comprising: 6. The electric washing machine according to claim 3, wherein the lid has an arc-shaped overhanging portion at a tip end thereof for covering a recess cut into the front protrusion. An electric washing machine comprising: