JP2018149218A - Washing machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a washing machine which can perform pretreatment of laundry for a collar, sleeves, stains and the like easily, and which can wash immediately.SOLUTION: A washing machine includes: an agitation blade provided at a bottom of a washing tub 2; a driving device for rotationally driving the washing tub 2 and the agitation blade; and water supply means for supplying water to the washing tub 2. A liquid detergent box 26 and a washing board 28 are provided at the washing machine. When a lid body 9b of an upper surface cover is opened, a laundry input port 9a is provided, and the detergent box 26 is provided at an upper surface of the washing tub 2, so that pretreatment of laundry 12 for a collar, sleeves, stains and the like can be performed by a liquid detergent in the detergent box 26 before washing. At that time, the liquid detergent in the liquid detergent box 26 is applied on the collar, the sleeves and the stains, the laundry is rubbed against the lateral washing board 28 provided in the washing tub 2 so as to rub off the dirt to a certain extent, and then the laundry is put in the washing tub 2 and washed. Thus, dirt can be washed off even more effectively.SELECTED DRAWING: Figure 5

Description

  The present invention relates to a washing machine.

  Japanese Patent Application Laid-Open No. H10-228707 describes that “the washing machine for arranging the ultrasonic cleaning device and the tray for receiving the laundry is provided, and the washing machine for washing a part of the soil with the ultrasonic cleaning device is aimed”.

JP 2004-121712 A Japanese Patent No. 3471240 Japanese Patent No.3739293 Japanese Patent No. 3888869

  In conventional washing machines, collars, sleeves, and stains cannot be easily removed, and as a pre-treatment, dissolve the stock solution of liquid detergent or powder detergent into the dirt, then apply it to the dirt before washing do laundry. Or, wash your clothes with a detergent after washing the collar, sleeves, and stains in a wash basin, bathroom, etc. This is a general pretreatment of dirt, which is inconvenient and laborious. Recent rinsing machines are provided with a course for removing the collar, sleeves and stains. However, compared with the standard course, the time is about 5 times to increase the time to soak in the detergent solution, the power consumption is about 25 times because the heater is used to raise the water temperature, and the amount of detergent is high concentration. Therefore, the amount of water is increased by about 1.5 times for rinsing high-concentration liquid, so even if the course is attached to the washing machine, it is inconvenient because it takes a long time and is inconvenient. There are few current situations. Furthermore, although a washing machine having an ultrasonic washing machine installed in the washing machine has been released, the current situation is that the structure is complicated, expensive and unusable.

  In view of the above, the present invention solves the above-described conventional problems, and an object of the present invention is to provide a washing machine that simply provides pretreatment of a collar, a sleeve, and a stain.

  The present invention includes, as an example, a washing tub, a stirring blade provided at the bottom of the washing tub, a driving device that rotationally drives the washing tub and the stirring wing, and a water supply unit that supplies water to the washing tub. In the washing machine provided, when the lid for opening and closing the laundry inlet of the upper cover of the previous period is opened on the washing tub so that the collar, sleeves, and stains can be pretreated, the front of the upper cover is There is a liquid detergent box for processing, and when the collar, sleeves, and stain stains are attached below it, the liquid detergent stock solution comes out and is applied. Further, when the dirt is severe, a washing plate is provided in the washing tub, and the dirt is reduced by rubbing. When the washing is finished, the washing tub is put in the washing tub as it is and the washing operation can be performed.

  According to the present invention, it is possible to provide a washing machine that can easily wash the collar, sleeves, and stains of the laundry, and can easily rub the soiled portion with the washing plate.

It is the schematic which shows the internal structure of the washing machine of this embodiment. It is the schematic seen from before opening the lid of the washing machine of this embodiment. It is a perspective view which has pre-processed the laundry. It is the perspective view which provided a part of sideways washing board in the washing tub. It is a perspective view which rubs the laundry against the laundry board facing sideways. It is a perspective view which rubs the laundry against the vertical washing board. It is a perspective view which rubs the laundry against the washing board diagonally. It is the perspective view which provided the sideways washing board in the washing tub all the circumferences. (A) is an example of a ball-shaped sealed cross-sectional view of a liquid detergent box to be pretreated, and (b) is an example of a cross-sectional view of a state in which laundry is pretreated. (A) is an example of a T-shaped sealed cross-sectional view of a liquid detergent box to be pretreated, and (b) is an example of a cross-sectional view of a state in which the laundry is pretreated.

  Hereinafter, modes for carrying out the present invention (hereinafter referred to as “embodiments”) will be described in detail with reference to the drawings as appropriate. In the following, a washing machine (so-called fully automatic washing machine) that can perform washing, rinsing, and dehydrating will be described as an example. However, a washing machine that can perform washing, rinsing, dehydrating and drying (so-called washing machine) The present invention can also be applied to a vertical washer / dryer.

  FIG. 1 is a schematic view showing the internal configuration of the washing machine of the present embodiment.

  As shown in FIG. 1, a washing machine 1 circulates a washing tub 2, a stirring blade 3 provided at the bottom of the washing tub 2, and washing water in an outer frame (housing) 5 made of a substantially box-shaped steel plate. And a circulating water channel R to be made. The washing tub 2 has a bottomed cylindrical shape, and includes a body plate 21, a bottom plate 22 provided on the bottom of the body plate 21, a balance ring 23 provided on the top of the body plate 21, and the like. In addition, a plurality of dewatering holes 21a are formed in the body plate 21 in order to separate and discharge the washing water from the laundry 12 by centrifugal force.

  The stirring blade 3 (also referred to as a pulsating blade or a pulsator) is formed in a substantially disk shape and is provided at the bottom of the washing tub 2. The stirring blade 3 is rotatably supported by the driving device 6. Accordingly, the washing water can be stirred together with the laundry 12 by rotating the stirring blade 3 at the time of washing or rinsing.

  The circulation channel member 20 constituting the circulation channel R is formed of a substantially plate-like member such as a synthetic resin, and is configured to extend in the vertical direction with a predetermined width and is provided on the wall surface of the washing tub 2. 3, the washing water collides with the balance ring 23 from the gap 24 to push the washing water (water) up from the bottom of the washing tub 2 to the top of the washing tub 2 and return to the inside of the washing tub 2 for circulation. Is configured to do. Circulating water channels R are provided at a plurality of locations on the wall surface of the washing tub 2. The washing machine 1 also includes an outer tub 7 that coaxially encloses the washing tub 2 in the frame of the outer frame 5. The outer tub 7 is made of a synthetic resin and is formed in a bottomed cylindrical shape, and is supported in a suspended and antivibration manner by a coil spring that is suspended and supported from the upper end of the outer frame 5 or a vibration isolator 8 that is made of elastic rubber. Further, a drain valve 13 and a drain hose 11 are provided outside the bottom of the outer tub 7, and are connected to the drain hose 11 via a drain port 25 and a drain valve 13 provided at the bottom of the outer tub 7.

  Moreover, the washing machine 1 can select a driving course by pressing the control panel 4 and selecting it. A control unit 19 that is a control means after selection, an electromagnetic water supply valve 16 that is a water supply means, a pressure-sensitive water level sensor 15 that detects the water level, and the like are provided. When performing the washing process or the like, the electromagnetic water supply valve 16 is opened by the command of the control unit 19, and the washing water is supplied into the outer tub 7. When the water level sensor 15 detects that the water level has reached a predetermined level, the electromagnetic water supply valve 16 is closed by a command from the control unit 19 to stop water supply. Moreover, when performing a dehydration process etc., the drain valve 13 is opened by the instruction | command of the control unit 19, and the wash water in the outer tub 7 is discharged | emitted from the other end of the drain hose 11 out of the washing machine 1.

  An upper cover 9 made of synthetic resin is provided on the upper part of the outer frame 5, and a base member 10 made of synthetic resin is provided on the lower part of the outer frame 5. A central portion of the top cover 9 has a laundry input port 9a for taking in and out the laundry 12 and the like, and a lid 9b for opening and closing the laundry input port 9a. Further, a water supply hose connection port 17 connected to a water tap is provided at the rear portion of the top cover 9. The water supply hose connection port 17 is connected to the electromagnetic water supply valve 16.

  In addition, there is a gap between the inner circumference of the outer tub 7 and the outer circumference of the washing tub 2, and the upper end of the outer tub 7 is kept in order to prevent the laundry from entering the gap and to maintain the rigidity of the entire outer tub 7. Is provided with a tank cover 18 that covers the upper surface of the balance ring 23.

  The drive device 6 is attached to the outside of the bottom of the outer tub 7 via a steel plate attachment base 14. The drive device 6 is configured to drive the stirring blade 3 via a drive motor and a speed reduction mechanism. The driving device 6 is configured to rotate the stirring blade 3 in both forward and reverse directions while the washing tub 2 is stationary or fixed, and a dehydration mode in which the washing tub 2 and the stirring blade 3 are integrally rotated in the same direction. Can be selectively driven.

  The driving device 6 also has a neutral mode in which the stirring blade 3 is rotated in both forward and reverse directions in a state where the washing tub 2 is not stationary (the rotation of the washing tub 2 is not fixed, but the driving device 6 is not rotated). It is configured so that it can be selectively driven.

  Furthermore, the liquid detergent box 26 according to the present embodiment is provided on the upper surface of the laundry tub 2 at the laundry input port 9a when the lid body 9b of the upper surface cover 9 is opened.

  FIG. 2 is a diagram showing an upper configuration of the washing tub 2 (see FIG. 1, only a part is shown) according to the present embodiment.

  As shown in FIG. 2, the washing machine is a perspective view from the front, with a control panel 4 in front, a lid body 9 b of the top cover 9 is opened, and the laundry input port 9 a and the top cover inner surface 9 c are The tank cover 18 is opened in a generally sized shape so as to cover the upper surface of the balance ring 23 of the tank 2, and the laundry 12 (see FIG. 1, only a part of which is shown) is put in the tank cover 18. A liquid detergent box 26 is provided on the inner surface 9c of the upper cover, and has a structure capable of preprocessing the collar, sleeves, spots, etc. of the laundry 12 (see FIG. 1, only a part is shown).

  FIG. 3 is a perspective view in which the laundry 12 is pretreated. This example shows a state in which the liquid detergent 27a is being applied while the liquid detergent box 26 is being pressed against the dirt on the collar. Although not shown in FIG. 3, the liquid detergent 27a can also be applied to sleeves and spots. After that, the washing machine 1 puts it in the washing tub 2 (see FIG. 1, only a part is shown) and can wash the collar, sleeves, spots, etc.

  Further, FIG. 4 shows a case where it is difficult to remove the liquid detergent box 26 by pressing the liquid detergent box 26 on a heavily stained collar, sleeve, and stain. As shown, when the laundry 12 is rubbed with a sideways washing board 28 provided in the washing tub 2 to remove dirt to some extent, and then put into the washing tub 2 and washed, the effect of removing dirt is further exhibited. Is done.

  Further, as for the washing plate, a vertically oriented washing plate 29 provided in the washing tub 2 as shown in FIG. 6, and an oblique washing plate 30 provided in the washing tub 2 as shown in FIG.

  The above description of FIGS. 4 to 7 is a perspective view in which a washing plate is provided in part in the washing tub 2, but a washing plate 31 is provided on the entire circumference of the washing tub 2 as shown in FIG. Thus, there is a convenient effect that the laundry 12 is rubbed at any position. Although FIG. 8 shows the washing plate 31 on the entire circumference on the lateral side, a washing plate on the entire circumference on the vertical side and the oblique side can also be provided as shown in FIGS.

  9 and 10 illustrate the structure of the liquid detergent box 26. FIG. FIG. 9 is a view showing an example of a cross-sectional structure of the liquid detergent box 26. In (a), the liquid detergent 27 is contained in the liquid detergent container 26b, and a cap 26a is provided at the inlet of the liquid detergent 27. The liquid detergent 27 is structured not to hang down by the ball-shaped seal 26c. In (b), when the laundry 12 is applied to the ball-shaped seal 26c, the liquid detergent 27 flows from the gap between the ball-shaped seal 26c and the liquid detergent container 26b, and the liquid detergent 27a hanging on the laundry 12 is Preprocessed. The liquid detergent 27 is returned to the state (a) by being separated from the ball-shaped seal 26c against which the laundry 12 is hit and the liquid detergent container 26b.

  Further, as an example, FIG. 10 is a diagram showing an example of a cross-sectional structure of the liquid detergent box 26. In (a), the liquid detergent 27 is contained in the liquid detergent container 26d, and a cap 26a is provided at the inlet of the liquid detergent 27. The liquid detergent 27 is structured not to hang down by the T-shaped seal 26e. In (b), the liquid detergent 27 flows from the gap between the T-shaped seal 26e and the liquid detergent container 26d by applying the laundry 12 to the T-shaped seal 26e, and the liquid detergent hangs on the laundry 12 27a is preprocessed. By separating the laundry 12 from the T-shaped seal 26e and the liquid detergent container 26d, the liquid detergent 27 returns to the state (a).

By installing the mechanism for pre-processing the collar, sleeve, and stain on the washing machine according to the present invention described above,
It can be done easily without any hassle, and it can be put in the washing machine and washed. If the collar, sleeves, and stains are very dirty, a washing plate is provided in the washing machine, and after rubbing, it can be put into the washing machine as it is and can be washed, and it can be easily done without trouble.

DESCRIPTION OF SYMBOLS 1 Washing machine 2 Washing tub 12 Laundry 26 Liquid detergent box 26a Cap 26b Liquid detergent container 26c Ball-shaped sealing 26d Liquid detergent container 26e T-shaped sealing 28 Horizontal washing board 29 Vertical washing board 30 Diagonal washing board 31 All Zhou washboard

Claims (7)

A washing tub,
A stirring blade provided at the bottom of the washing tub;
A driving device for rotationally driving the washing tub and the stirring blade;
In a washing machine comprising water supply means for supplying water to the washing tub,
A washing machine comprising a liquid detergent box. The washing machine according to claim 1,
A washing machine characterized in that a horizontal washing plate is provided in the washing tub. The washing machine according to claim 1,
A washing machine, wherein a vertical washing plate is provided in the washing tub. The washing machine according to claim 1,
A washing machine characterized in that a washing plate is provided obliquely in the washing tub. The washing machine according to claim 1,
A washing machine, wherein a washing plate is provided in part or all around the washing tub. The washing machine according to claim 1,
A washing machine characterized in that the structure for sealing the liquid detergent in the liquid detergent box has a ball shape. The washing machine according to claim 1,
A washing machine characterized in that the structure for sealing the liquid detergent in the liquid detergent box has a T-shape.

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