KR20070066601A - Washing machine having led supportor with botton holder - Google Patents

Abstract

A washing machine having an LED supporter with a button holder function is provided to reduce the manufacturing cost of a mold as compared with a case that a button holder and an LED support are separately formed. A washing machine includes a control panel(50), a printed circuit board(80), a rotary knob, a button(56), and a plurality of LED supporters(120,120') with button holder function. A rotary encoder, a plurality of LEDs, and a tap switch are installed in the printed circuit board. A shaft coupling section is formed in the rotary knob. The rotary knob protrudes to the front side of the control panel. A pressing section for pressing the tap switch protrudes from the button. A hook protrudes from the button. The button is pressed by the control panel. Hook holes into which the hooks of the button are inserted to be caught by the hook are formed in the plurality of LED supporters with button holder function.

Description

Washing machine having LED supportor with botton holder

1 is a perspective view of a washing machine according to the prior art,

2 is a partially cut-away exploded perspective view of an embodiment of a washing machine having a button holder combined LED supporter according to the present invention;

3 is a cross-sectional view of the main part of one embodiment of a washing machine having a button holder combined LED supporter according to the present invention;

4 is a rear view of the button shown in FIGS. 2 and 3;

5 is a front view of the LED supporter combined button holder shown in Figures 2 and 3,

2 is a partially cut-away exploded perspective view of another embodiment of a washing machine having a button holder combined LED supporter according to the present invention;

3 is a cross-sectional view of the main part of another embodiment of a washing machine having a button holder combined LED supporter according to the present invention.

<Explanation of symbols on main parts of the drawings>

50: control panel 52: opening hole

52 ': second opening hole 56: button

57: buttonhole 58: pressing

58a: rib 59: hook

60: window 60 ′: second window

70: coating guide 80: printed wiring board

90: rotary encoder 92: axis of rotation

100: LED 100 ': Second LED

120: LED supporter of encoder side

120 ': LED switch side LED supporter 122: Cell part

124: shaft through hole 126: hook hole

The present invention relates to a washing machine having an LED supporter combined with a button holder, and more particularly, to a washing machine having a button holder combined LED supporter capable of holding a button or supporting an LED with one button holder combined LED supporter.

In general, a washing machine is a device for washing laundry through a process of washing, rinsing, and dehydrating to remove contamination from clothes, bedding, and the like accommodated in the drum by using the water and detergent supplied into the tub.

1 is a perspective view showing a washing machine according to the prior art.

In the washing machine according to the related art, as shown in FIG. 1, a cloth entry hole 4 is formed in the front surface of the cabinet 2, and a door 6 for opening and closing the cloth entry hole 4 is hinged. It is rotatably connected to the member 8.

The cabinet 2 is provided with a control device 20 for the user to operate the washing machine.

The control device 20 is arranged such that the button 24 for selecting water temperature or the like is pressed back and forth on the control panel 22, and the rotary knob 26 of the rotary switch for selecting a course or the like is turned clockwise / half-way. It is arranged to rotate clockwise.

A printed wiring board (not shown) is disposed inside the control panel 22.

The printed wiring board displays a tet switch (not shown) pressed by the button 24, a rotary encoder (not shown) rotated by the rotary knob 26, and an input selected by the rotary encoder. A plurality of LEDs (not shown) and the like are installed.

On the other hand, the control panel 22 is equipped with a button holder for restraining the button 24 so that the button 24 is not separated in the front direction of the control panel 22.

An LED supporter having a cell portion that surrounds and supports the LED is provided on the printed wiring board.

However, in the conventional washing machine, since the button holder for restraining the button 24 and the LED supporter for supporting the LED are separately configured and have different shapes, it is difficult to share parts, and molds for each production are made separately. There is a problem that the production cost is increased.

The present invention has been made to solve the above problems of the prior art, the LED supporter can also function as a button holder button holder that can reduce the cost, such as mold production costs when developing and manufacturing the LED supporter and the button holder separately It is an object of the present invention to provide a washing machine having a combined LED supporter.

Washing machine having a button holder combined LED supporter according to the present invention for solving the above problems is a control panel; A printed wiring board provided with a rotary encoder, a plurality of LEDs and a tet switch; A rotary knob which is connected to the rotary shaft of the rotary encoder and protrudes forward of the control panel; A button arranged to push the tet switch so as to protrude, a hook is formed, and pressed to the control panel; A plurality of cell parts surrounding each of the LEDs are formed, a through hole part is formed to penetrate at least one of the rotary shaft of the rotary knob and the shaft coupling part of the rotary knob and the pressing part of the button, and the hook of the button is inserted. It characterized in that it comprises a plurality of button holder combined LED supporter is formed hook hole to be locked.

In addition, the button is characterized in that the pressing portion is made cross-section cross-section.

In addition, the hook and the hook hole is characterized in that the plurality is formed spaced apart at 120 ° intervals.

In addition, each of the button holder combined LED supporter is characterized in that the through-hole portion is formed and comprises a plate body portion formed with the hook hole.

In addition, each of the button holder combined LED supporter is characterized in that the rib portion in contact with the rear end of the rotary knob protrudes between the hook hole in the plate body portion.

The apparatus may further include a button spring supported by one of the plurality of button holder combined LED supporters and holding the button.

The apparatus may further include a second LED installed on the printed wiring board so as to be positioned around the tet switch and supported by one of the cell support units of the plurality of button holder combined LED supporters.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 is a partially cutaway exploded perspective view of a main part of a washing machine having a button holder combined LED supporter according to the present invention, and FIG. 3 is a cross-sectional view of a main part of a washing machine having a button holder combined LED supporter according to the present invention.

In the washing machine having the LED supporter combined with the button holder according to the present embodiment, as shown in FIGS. 2 and 3, the control panel 50, the button 56, the window 60, and the coating guide 70 are provided. And a printed wiring board 80, a rotary encoder 90, a plurality of LEDs 100, a tet switch 110, and an LED supporter 120 (120 ') used as a button holder.

The control panel 50 has an open rear surface, and is formed in a rectangular box shape as a whole, and an opening hole 52 for arranging the window 60 is formed in the front portion 51.

A plurality of fastening bosses 53 and 54 are formed in the control panel 50 so that the coating guide 70 can be fastened with a plurality of screws 71 and 72.

The control panel 50 has a button hole 57 formed at one side of the front part 51 for pressing the front and rear of the button 56.

The button 56 inputs any one of various operation commands such as rinsing addition, pre-washing or hot water washing, and will be described as limited to a rinsing addition button for convenience of the following description.

The button 56 is formed such that the pressing portion 58 protrudes rearward to switch the tet switch 110.

The button 56 is formed such that the hook 59 for locking forward to the button holder combined LED supporter 120 ′ protrudes rearward at the rear end.

4 is a rear view of the button shown in FIGS. 2 and 3.

The buttons 56 are spaced apart at intervals of 120 ° so that the plurality of hooks 59 may be stably engaged with the button holder combined LED supporter 120 ′.

A rib 58a is formed to protrude from the shake of the pressing part 58.

As illustrated in FIGS. 2 and 3, the locking jaw 62 protrudes from the circumference of the window 60 so as to be forwardly circumscribed around the opening hole 52 of the control panel 50.

The window 60 allows the light irradiated from the LED 90 provided on the printed wiring board 80 to move forward and displays the information indicated by the irradiated light, respectively, in front of the LED 100. The transparent part 64 through which the light irradiated from the LED 100 transmits is provided.

The window 60 is made of a plastic injection molding which is entirely transparent so that the irradiated light is transmitted, and a printed matter 65 which engraves a number or the like on the front portion of the LED 100 is printed on the back side of the window 90 so that the LED 90 is printed. It is also possible to have the transparent portion 64 only in the front portion of the), and a deco (not shown) having a plurality of transmission holes, and installed in the deco (not shown) and the light transmitting projections are inserted into the transmission hole, respectively It is also possible to be configured as an LED window, as shown in FIG. 4 for convenience of description, it will be described as a whole made of a transparent plastic injection molding and the printed matter 65 is printed.

The window 60 has a through hole 68 through which a rotary knob 94 to be described later is rotatably penetrated.

As shown in FIGS. 2 and 3, the coating guide 70 is a fastening piece 77 fastened to the fastening bosses 53 and 54 of the control panel 50 by screws 71 and 72. 78) a plurality of protrusions are formed.

The coating guide 70 is formed in a rectangular box shape in which the ribs 76 protrude along the front circumference so that the coating liquid 74 is filled and solidified so that the entire surface is open.

The rotary encoder 90 inputs a temperature of hot washing or the like, or inputs any one of various driving commands such as an administrative course such as washing, rinsing, and dehydration, and for selecting a temperature of hot washing for convenience of description. The description will be limited.

As shown in FIGS. 2 and 3, the rotary encoder 90 is installed to be located in front of the printed wiring board 80, and includes a plurality of switching circuits, and selectively connects the plurality of switching circuits. The rotating shaft 92 is installed to protrude forward.

A rotary knob 94 for rotating the rotary shaft 92 is connected to the rotary shaft 92 of the rotary encoder 90.

The rotary knob 94 has a peripheral portion slightly smaller than the through hole 68 of the window 60.

The rotary knob 94 is formed to protrude a shaft coupling portion 96 to which the rotary shaft of the rotary encoder 90 is inserted and coupled.

The rotary knob 94 has a ring-shaped locking jaw 98 protruding stepwise around the rear portion of the circumference so as to be forwardly circumscribed around the through hole 68 of the window 60.

As shown in FIGS. 2 and 3, the plurality of LEDs 100 display information of the operation selected by the rotary encoder 90 and are installed in a substantially circular shape around the rotary encoder 90. When a specific driving command is selected by the rotation of the rotary knob 94, power is applied to only the LED corresponding to the selected driving command to emit light.

That is, when the plurality of LEDs 100 rotate the rotary knob 94 in a clockwise or counterclockwise direction, the plurality of LEDs 100 turn on / flash sequentially with the rotation of the rotary knob 94. When the rotation is stopped, only the LED 100 corresponding to the operation command indicated by the stopped rotary knob 94 remains lit.

As shown in FIGS. 2 and 3, the tet switch 110 is installed on the front surface of the printed wiring board 80 so as to be located behind the button 56.

As the button holder combined LED supporters 120 and 120 ', one is installed around the rotary encoder 90 and one is installed around the tet switch 110, as shown in FIGS. 2 and 3. Each of them has the same structure and is commonly used.

Hereinafter, for convenience of explanation, the button holder combined LED supporter 120 installed around the rotary encoder 90 is referred to as an encoder side LED supporter, and the button holder combined LED supporter 120 ′ installed around the tet switch 110 is referred to. It is called a tet switch side LED supporter.

Each of the button holder combined LED supporters 120 and 120 ′ is provided with a plurality of cell portions 122 surrounding each of the LEDs 100.

Each of the button holder combined LED supporters 120 and 120 ′ may include at least one of a rotation shaft 92 of the rotary encoder 90 and a shaft coupling portion 96 of the rotary knob 94 and the button 56. The through hole part 124 is formed so that the pressing part 55 can penetrate.

Each of the button holder combined LED supporters 120 and 120 ′ has a hook hole 126 to which the hook 59 of the button 56 is inserted and engaged.

FIG. 5 is a front view of the LED supporter as the button holder shown in FIGS. 2 and 3.

Each of the button holder combined LED supporters 120 and 120 ′ is such that the hook holes 126 correspond to the hooks 59 of the buttons 56, as shown in FIGS. 2, 3, and 5. The plurality is formed spaced at intervals of 120 °.

Each of the button holder combined LED supporters 120 and 120 ′ includes a plate body 128 having the through hole 124 formed therein and the hook hole 126 formed therein.

Each of the button holder combined LED supporters 120 and 120 ′ has a rib 132 contacting the rear end 95 of the rotary knob 94 on the plate portion 128 between the hook holes 126. Between the protrusions are formed.

Reference numeral 134 denotes a button spring that is supported by the plate body 128 of the tet switch side LED supporter 120 ′ and supports the button 56.

Looking at the operation of the present invention configured as described above are as follows.

First, when the user presses the button 56, the pressing portion 58 of the button 56 passes through the through-hole portion 124 of the LED support side 120 support of the tet switch to turn on the tet switch 110, In the washing machine, an operating condition according to the ON of the tet switch 110 is input, for example, rinse addition.

At this time, when the user removes the external force applied to the button 56, the button 56 is pushed forward by the button spring 134, the button 56 is the hook 59 is the tet The front side is hooked around the hook hole 126 of the switch-side LED supporter 120 'and held by the tet switch-side LED supporter 120'.

In addition, when the user rotates the rotary knob 98 in a clockwise or counterclockwise direction, the rotary shaft 92 of the rotary encoder 90 is rotated together with the rotary knob 98, the rotary encoder 90 The switching circuit therein is changed, and the washing machine has an input selected by switching of the switching circuit, for example, a temperature of hot water washing.

In addition, when the washing machine selects the driving command as described above, power is input to the LED 90 corresponding to the selected input, and the light irradiated from the LED 90 is a cell unit of the encoder-side LED supporter 120. After passing through 122, the transparent portion 64 of the window 60 is irradiated forward.

6 is a partially cutaway exploded perspective view of another embodiment of a washing machine having a button holder combined LED supporter according to the present invention, Figure 7 is a cross-sectional view of another embodiment of a washing machine having a button holder combined LED supporter according to the present invention.

In the washing machine having the LED supporter as the button holder according to the present embodiment, as shown in FIGS. 6 and 7, the second opening hole 52 ′ is formed in the control panel 50, and the printed wiring board 80 is formed. A plurality of second LEDs 100 'displaying input information according to the number of times of pressing of the button 56 is provided, and the plurality of second LEDs 50 are formed in the second opening hole 52' of the control panel 50 '. The second window 60 'through which the light irradiated from 100' is transmitted is disposed.

As illustrated in FIG. 6, the second window 60 ′ is stepped so that the locking jaw 62 ′ is stepped around the second opening hole 52 ′ of the control panel 50. Is formed to protrude.

The second window 60 ′ is provided with a transparent portion 64 ′ through which light emitted from the second LED 100 ′ passes in front of the second LED 100 ′.

The second window 60 ′ is formed with a through hole 68 ′ through which the button 56 can be pressed.

 The plurality of second LEDs 100 ′ are installed in a substantially circular shape around the tet switch 110, like the cell portion 122 of the tet switch side LED supporter 120 ′.

Each of the second LEDs 100 'is supported inside the cell portion 122 of the tet switch side LED supporter 120'.

The washing machine having the LED supporter combined with the button holder according to the present embodiment includes a second opening hole 52 ', the second window 60', and the plurality of second LEDs 100 of the control panel 50. Other configurations and operations other than ') use the same reference numerals as in the embodiment of the present invention, and detailed description thereof will be omitted.

In the washing machine having the button holder combined LED supporter according to the present embodiment, when a user presses the button 56 once, only one of the plurality of second LEDs 100 'is turned on and the button 56 is pressed once more. When pressed, the second LED 100 ', which has been turned on, blinks and other second LEDs 100' near it turn on, and are sequentially turned on / flashing according to the number of times the button 53 is pressed.

The washing machine having a button holder combined LED supporter of the present invention configured as described above is connected to one kind of button holder combined LED supporter so that the button holder is hooked forward or supports a plurality of LEDs, so that the button holder and the LED supporter are made separately. When compared to the production cost of the mold can be reduced, there is an advantage that parts can be shared.

In addition, the washing machine having a button support combined LED supporter of the present invention has a rib to protrude to prevent the shaking of the pressing portion on the button protruding, so that the pressing portion goes straight stably, there is an advantage that can prevent the malfunction of the tet switch.

In addition, the washing machine having a button holder combined LED supporter of the present invention has a plurality of hooks and hook holes are formed spaced at intervals of 120 °, there is an advantage that the button is securely held and supported as a whole without moving in one direction.

Further, in the washing machine having the LED supporter for both button holders of the present invention, a rib contacting the rear end of the rotary knob is formed between the hook holes in the plate body portion of the LED supporter for both button holders, so that the front and rear swings of the rotary knob are limited. There is an advantage that the operation of rotation of the knob is improved.

Claims (7)

A control panel; A printed wiring board provided with a rotary encoder, a plurality of LEDs and a tet switch; A rotary knob which is connected to the rotary shaft of the rotary encoder and protrudes forward of the control panel; A button disposed to press the tet switch to protrude, a hook to protrude, and be pressed on the control panel; A plurality of cell parts surrounding each of the LEDs are formed, a through hole part is formed to penetrate at least one of the rotary shaft of the rotary encoder and the shaft coupling part of the rotary knob and the pressing part of the button, and the hook of the button is inserted. Washing machine having a button holder combined LED supporter, characterized in that it comprises a plurality of button holder combined LED supporter is formed hook hook for locking. The method of claim 1, The button is a washing machine having a button support combined LED supporter, characterized in that ribs protruding to prevent shaking of the pressing portion. The method of claim 1, The hook and the hook hole washing machine having a button holder combined LED supporter, characterized in that a plurality of spaced apart at 120 ° intervals. The method of claim 1, Each of the button holder combined LED supporter is a washing machine having a button holder combined LED supporter, characterized in that the through-hole portion is formed and comprises a plate portion formed with the hook hole. The method of claim 4, wherein Each of the button holder combined LED supporter is a washing machine having a button holder combined LED support, characterized in that the rib portion in contact with the rear end of the rotary knob protrudes between the hook hole in the plate body portion. The method of claim 4, wherein The washing machine having a button holder combined LED supporter further comprises a button spring supported by one of the plurality of button holder combined LED supporters and holding the button. The method of claim 1, And a button holder combined LED supporter, which is installed on the printed wiring board so as to be positioned around the tet switch, and further includes a plurality of second LEDs supported by any one of the plurality of button holder combined LED supporters. Having a washing machine.

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