JPH07204384A - Electric washing machine - Google Patents

Abstract

PURPOSE:To prevent water from spraying on changing over a water feed lever and also prevent the controllability of lever from deteriorating due to the residual crystals of detergent contained in water. CONSTITUTION:A longitudinally transferable water changeover lever 10 is arranged in an oblong hole 11 on a control panel 5. First and second drain holes 22, 23 are made at the nearby positions of both longitudinal ends of the peripheral rib of the oblong hole 11. In this case, water splashed on the control panel 5 and retained on a slide body 13 unified with the water changeover lever 10 are smoothly drained from the first and second drain holes 22, 23. The water left thereon is pushed by the water changeover lever 10 when changing over the lever thereafter and brought to one of the drain holes 22, 23. The water is smoothly drained. Accordingly water is prevented from splashing and the controllability of the water changeover lever 10 is prevented from deteriorating due to crystals of detergent.

Description

Detailed Description of the Invention

[0001]

FIELD OF THE INVENTION The present invention relates to a washing machine.

[0002]

2. Description of the Related Art Generally, a control panel of a washing machine is a part which is easily splashed with water. Also, depending on the user,
Water may be deliberately sprayed to remove dirt and detergent bubbles adhering to the control panel.

In the two-tub washing machine disclosed in Japanese Utility Model Laid-Open No. 2-71487, a long hole is formed in a control panel, and a water supply switching knob is provided in the long hole.
By moving this knob in the longitudinal direction in the slot,
Tap water supplied from the outside can be selectively introduced into the washing tub and the dehydration tub. A slide body that slides on the lower side of the long hole is integrally formed with the knob, and the slide body has a size that can always cover the long hole even if the knob moves.

In such a two-tub type washing machine, if water is splashed on the control panel as described above,
Water collects on the slide body, and is scattered when the knob is switched and moved. Also, when washing water containing detergent dries on the slide body, detergent crystals remain,
The operability of the knob becomes poor.

Further, in the two-tub type washing machine disclosed in Japanese Patent Laid-Open No. 3-103299, a control panel is provided with a setting knob for setting a washing time and the like.
Water flows into the control panel from around this knob. Then, in this state, the water that has flowed in is splashed on the electrical components inside the control panel, so that a cover member for covering the electrical components is separately provided in order to waterproof the electrical components.

Thus, even if the control panel is splashed with water and the water flows into the control panel as described above, the water is blocked by the cover member and the electrical components are waterproofed. Since it is required separately, the number of work steps increases and the cost of the washing machine increases.

[0007]

SUMMARY OF THE INVENTION According to the present invention, the water splashed on the control panel during the switching movement of the water supply switching knob is scattered, or the detergent crystals contained in this water remain, which deteriorates the operability of the water supply switching knob. The present invention is intended to provide a washing machine capable of suppressing the above.

Another object of the present invention is to provide a washing machine which can suppress the waterproofing of the electric components against water flowing into the control panel by hanging the control panel with a simple structure.

[0009]

According to a first aspect of the present invention, there is provided a washing machine, a washing tub and a dewatering tub provided in a main body of the washing machine, and a control panel provided above the main body. A long hole formed in the control panel and a state in which the long hole is movable in the long hole, and the water supplied from the outside of the main body is selectively guided to the washing tub or the dehydrating tub. With the water supply switching knob,
A peripheral rib that is integrally formed on the lower surface of the control panel, is provided integrally with the peripheral rib along the peripheral edge of the elongated hole, and the knob, and slides the lower side of the peripheral rib by the movement of the knob to move the knob. On the other hand, it is composed of a slide body that constantly covers the elongated hole, and a pair of drain holes formed near both ends in the longitudinal direction of the peripheral rib.

Further, according to a second aspect of the present invention, a washing tub provided in the main body of the washing machine, a control panel provided at an upper portion of the main body, a concave portion integrally formed with the control panel, and a concave portion in the concave portion , A setting knob for setting the washing time, a water drain hole formed in the recess, and a water drain hole integrally formed in the recess to control the water flowing into the control panel through the water drain hole. It consists of a water conductor that guides the electric components inside the panel so that they will not be caught.

[0011]

According to the first aspect of the invention, the water hanging on the control panel and accumulated on the slide body integral with the water supply switching knob is immediately discharged smoothly from the pair of water drain holes. The water remaining without flowing down is pushed by this knob at the time of switching the movement of the water supply switching knob, reaches one of the water draining holes, and smoothly flows down from the water draining hole. Therefore, the water accumulated on the slide body does not scatter when the water supply switching knob is switched. In addition, the detergent crystals do not deteriorate the operability of the water supply switching knob.

According to the second aspect of the invention, the water splashed on the control panel flows into the control panel through the drain hole formed in the recess provided for arranging the setting knob. Guided not to. In this case, since the water guide is integrally formed in the recess, the structure is simple.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A two-tub washing machine according to an embodiment of the present invention will be described with reference to the drawings. FIG. 1 shows the appearance of the washing machine. 1 is a main body of a washing machine having a built-in washing tub and a dehydrating tub (neither is shown), 2 is a washing lid which is disposed on an upper portion of the washing machine main body 1, and which opens and closes an upper opening of the washing tub, 3 is the washing machine Body 1
Which is placed on the upper part of the washing machine and opens and closes the upper opening of the dewatering tank, 4 is a drainage hose, 5 is a rear side of the upper part of the washing machine body 1, and is a synthetic resin control that is slightly tilted forward. It is a panel.

In the control panel 5, 6 is a washing timer knob for setting the washing time in the washing tub,
7 is a switching knob that can be switched to store water in the washing tub or to drain water from the washing tub, 8 is a dewatering timer knob that sets the dewatering time in the dewatering tub, and 9 is connected to a water tap outside the washing machine body 1. A water supply port 10 to which a water supply hose (not shown) is detachably connected is switched so that tap water supplied to the water supply port 9 via the water supply hose is selectively introduced to a washing tub or a dehydration tub. This is the water supply switching knob.

2 to 4 show a water supply switching structure associated with the knob 10. Reference numeral 11 is an elongated hole formed in the control panel 5 and extending in the left-right direction in the longitudinal direction.
The water supply switching knob 10 is disposed in the elongated hole 11 so as to be movable in the longitudinal direction. 12 is integrally formed on the lower surface of the control panel 5, a peripheral rib along the entire peripheral edge of the elongated hole 11, 13 is integrally formed on the water supply switching knob 10, and the movement of the knob 10 causes the lower edge of the peripheral rib 12 to move. A slide body that slides under the peripheral ribs 12 while making contact with the slide body 13. The slide body 13 has such a size that it covers the long hole 11 at all times and hides the lower part of the long hole against movement of the water supply switching knob 10 in the longitudinal direction. It has a rectangular shape.

Reference numeral 14 denotes a plurality of elastic claws integrally formed on the lower surface of the control panel 5 and facing a pair of long sides of the slide body 13. In this case, when the slide body 13 is pushed between the plurality of elastic claws 14 so that the water supply switching knob 10 is directed from the lower side of the control panel 5 into the elongated hole 11, the elastic claws 14 are expanded. . Then, the elastic claw 14 is released from the pressure by the slide body 13 when the slide body 13 comes into contact with the peripheral ribs 12, and returns to the original state.
Hold the long side of 3. The slide body 13 slides in the longitudinal direction (left-right direction) with the movement of the water supply switching knob 10 while being held by the elastic claws 14, while the slide body 13 always covers the elongated hole 11.

Reference numeral 15 is a protrusion integrally formed with the elastic claw 14 on the lower surface of the control panel 5, and the protrusion 15 has a pair of first and second elastic projections 16 integrally formed on the slide body 13. Second recess 17, 18
Have. In this case, in order to guide the tap water to the washing tub, the elastic projection 16 fits into the first recess 17 and the water supply switching knob 10 is moved to the left (FIG. 2) until the user feels the reaction. You should move. Further, in order to guide the tap water to the dehydration tank, it is preferable that the elastic projection 16 is fitted into the second recess 18 and the knob 10 is moved to the right until the response is similarly felt.

A switching pipe 19 is rotatably arranged at the lower end of the water supply port 9, and a pin 20 is integrally formed at an eccentric position of the pipe 19. A connecting body 21 integrally formed on the lower surface of the slide body 13 is connected to the pin 20 with a margin. Then, with the movement of the water supply switching knob 10, the pin 20 moves in an arc shape around the water supply port 9 as shown by a line A (FIG. 3) via the connecting body 21, whereby the pipe 19 of the pipe 19 is moved. The outlet is directed toward the washing tub side or the dehydration tub side, and tap water is guided to the washing tub or the dehydration tub.

Of the pair of long side portions of the peripheral rib 12, 22 and 23 are located near both ends of the rib long side portion 24 located on the lower side (front side) along with the forward tilting of the control panel 5 (the long hole 11). (Around both ends in the longitudinal direction) of the first pair of first
And the second drainage hole.

In this case, the slide body 13 which is hooked on the control panel 5 and integrated with the water supply switching knob 10 is provided.
The water accumulated on the first and second drain holes 2 immediately
A case in which the electrical components storage space 25 is formed together with the control panel 5 through a predetermined path (not shown) so as to smoothly flow into the control panel 5 from 2 and 23 and then not hit various electrical components in the control panel 5. It is dropped and discharged into the washing tub below the control panel 5 from a drain hole (described later) of 26. The water left on the left side (or right side) of the knob 10 is also pushed by the knob 10 when the movement of the knob 10 to the left (or right) is switched to the first drain hole 22 (or It reaches the second drainage hole 23) and smoothly flows down and is discharged from the drainage hole. Therefore, when the water supply switching knob 10 is switched and moved, water accumulated on the slide body 13 does not scatter. In addition, the operability of the water supply switching knob 10 does not deteriorate due to the detergent crystals.

Further, the first and second drain holes 22 and 2 are provided.
Reference numeral 3 indicates a switching movement position of the knob 10. Therefore, the knob 10 is moved while watching the first and second drainage holes 22 and 23 together with the movement of the knob 10 until the elastic protrusion 16 feels the response.
When it is moved to 23, the knob 10 can be surely switched.

5 and 6 show the structure near the above-mentioned washing timer knob 6. The structure near the dehydration timer knob 8 is similar. Reference numeral 27 is a recess integrally formed in the control panel 5, 28 is a through hole formed near the center of the recess 27 and having rising ribs 29 over the entire periphery thereof, and 30 is a lower surface of the recess 27 and is integral with the recess 27. A washing timer main body, which is one of various electrical components mounted via a guide rib 31, has an operating shaft 32 of the washing timer main body 30 penetrating the through hole 28, and the washing timer knob 6 is fixed to the tip thereof. Has been done. In this case, the washing timer knob 6 is located in the recess 27,
There is a gap of 1.0 to 1.5 mm between it and the side wall of 7. Therefore, even if the detergent reaches the gap and solidifies, the washing timer knob 6 does not increase rotation resistance so much and can rotate smoothly.

Reference numeral 33 denotes a water drain hole for the washing timer, which is formed in the recess 27 in the vicinity of the lower side (front side) of the control panel 5 as the control panel 5 tilts forward. 34 is integrally formed in the recess 27 for the purpose of simplifying the structure, and water flowing into the control panel 5 through the drain hole 33 is not splashed on the electric components inside the control panel 5, especially the washing timer body 30. A water guide that guides
The water guide 34 is bent as shown in FIG.

The water splashed on the control panel 5 is suppressed from passing through the through hole 28 because the through hole 28 is covered with the washing timer knob 6 and the rising rib 29 as shown in the figure. It is possible to prevent water from directly contacting the washing timer body 30 below the through hole 28. Then, the water splashed on the control panel 5 does not pass through the through hole 28, flows into the control panel 5 through the drain hole 33, and is guided by the water guiding body 34 so as not to splash on the electrical components including the washing timer body 30. Drain hole 3 of case 26
5 is dropped and discharged into the washing tub below the control panel 5.

FIG. 7 shows another structure near the washing timer knob 6. Explaining only the points different from the above structure, the outer peripheral diameter a of the washing timer knob 6 is determined by the washing timer body 3
The outer diameter b is larger than or equal to 0, the water drainage hole 33 is located outside the washing timer body 30, and the water guiding body 34
Is not bent and has a flat plate shape with a simple structure. Then, the water splashed on the control panel 5 is drained from the drain hole 3
3 to the control panel 5 so as not to hang on the electric components including the washing timer body 30.
And is dropped and discharged from the drainage hole 35 of the case 26 into the washing tub below the control panel 5.

[0026]

According to the washing machine of claim 1 of the present invention, the water splashed on the control panel during the switching movement of the water supply switching knob scatters, or the detergent crystals contained in the water remain and the water supply switching knob It is possible to suppress deterioration of operability.

Further, according to the washing machine of the second aspect, it is possible to simply suppress the waterproofness of the electric component parts against the water which is applied to the control panel and flows into the control panel.

[Brief description of drawings]

FIG. 1 is an external perspective view of a two-tub washing machine according to an embodiment of the present invention.

FIG. 2 is a perspective view of a main part of a control panel showing a water supply switching structure of the washing machine.

FIG. 3 is a bottom view of a main part of a control panel showing a water supply switching structure of the washing machine.

FIG. 4 is a sectional view showing a water supply switching structure of the washing machine.

FIG. 5 is a cross-sectional view showing a structure near a washing timer knob of the washing machine.

FIG. 6 is a plan view of a main part of a control panel showing a structure near a washing timer knob of the washing machine.

FIG. 7 is a cross-sectional view showing another structure around the washing timer knob of the washing machine.

[Explanation of symbols]

 1 Washing Machine Main Body 5 Control Panel 6 Washing Timer Knob 10 Water Supply Switching Knob 11 Long Hole 12 Peripheral Rib 13 Slide Body 22 First Draining Hole 23 Second Draining Hole 27 Recess 33 Water Draining Hole for Washing Timer 34 Water Guide

Claims (2)

[Claims] 1. A washing tub and a dewatering tub provided in a main body of a washing machine, a control panel provided in an upper part of the main body, an elongated hole formed in the control panel, and a longitudinal direction in the elongated hole. A water supply switching knob, which is disposed in a movable state and is operated to selectively guide water supplied from outside the main body to the washing tub or the dehydration tub, and integrally formed on the lower surface of the control panel, the long hole A peripheral rib along the peripheral edge of, and integrally provided on the knob,
A slide body that slides under the peripheral ribs by the movement of the knobs and constantly covers the elongated holes with respect to the movement of the knobs, and a pair of drain holes formed near the longitudinal ends of the peripheral ribs. And a washing machine. 2. A washing tub provided in a main body of a washing machine, a control panel provided at an upper portion of the main body, a recess integrally formed in the control panel, and a recess provided in the recess for washing time and the like. The setting knob for setting, the water draining hole formed in the recess, and the recess integrally formed with the recess, water flowing into the control panel through the water draining hole is applied to the electrical components inside the control panel. A washing machine consisting of a water conductor that guides users not to.