KR100784719B1 - Washing machine having opening and shutting type control panel - Google Patents

Abstract

An opening and shutting type operational unit and a washing machine having the same are provided to prevent malfunction caused by user's carelessness. An opening and shutting type operational unit of a washing machine comprises a cabinet(50), an operational unit(60), a display panel(70), a door unit(80), a first printed circuit board(76), a second printed circuit board(78), and a connection unit(90). The operational unit is installed at one end of the cabinet to control operation of the devices installed in the cabinet. The display panel displays operational state of the device installed in the cabinet. The door unit is installed between the display panel and the operational unit. The display panel is slid and opens and shuts the operational unit. The first printed circuit board is connected with the operational unit. The second printed circuit board is connected with the display panel. The connection unit is installed between the second printed circuit board and the display panel, and allows information to be sent from the second printed circuit board to the display panel.

Description

Retractable control panel and washing machine having same {WASHING MACHINE HAVING OPENING AND SHUTTING TYPE CONTROL PANEL}

1 is a cross-sectional view showing a general drum washing machine.

2 is a cross-sectional view showing an operation unit of the washing machine according to the prior art.

3 is a front view of the opening and closing operation unit and a washing machine having the same according to the present invention.

4 is a cross-sectional view taken along the line A-A shown in Figure 3, a cross-sectional view showing the operation unit according to the present invention.

5 is a cross-sectional view taken along the line B-B shown in Figure 3, a cross-sectional view showing the insertion portion of the operation unit according to the present invention.

6 is a rear perspective view of the display panel of the operation unit according to the present invention.

7 is a block diagram showing the connection means of the operation unit according to the present invention.

8 is a front view showing the connection means of the operation unit according to the present invention.

9 is a front view showing another embodiment of the opening and closing operation unit and a washing machine having the same according to the present invention.

10 is a use state diagram showing another embodiment of the present invention.

<Explanation of symbols on main parts of the drawings>

50: cabinet 60: control panel

62 knob 64 elastic member

66: case 68: storage

70: display panel 72: LCD window

74: frame 76: first printed circuit board

78: second printed circuit board 80: door device

82: guide rail 84: guide protrusion

86: insertion portion 88: incision portion

90: connecting means 92: first terminal

94: second terminal 96: infrared transceiver

96a: infrared transmitter 96b: infrared receiver

98: auxiliary terminal

The present invention relates to an operation unit, and more particularly, to an opening and closing operation unit and a washing machine having the same to allow the operation unit to be opened and closed to suppress the occurrence of erroneous operation caused by the user's subsidiary periphery.

In general, a washing machine can remove contaminants such as contaminated clothes and bedding by emulsifying the detergent, friction of the water flow due to the rotation of the washing tank, and the impact of the washing tank and the washing wing on the laundry. It is.

The operation of the washing machine, for example, operation and stop of the washing machine, time reservation, adjustment of water supply and course selection are performed by an operation unit installed on one side of the washing machine, and also various operating states performed by the washing machine by the operation unit. Various operation contents are displayed so that the user can easily know.

1 is a schematic longitudinal cross-sectional view of a washing machine showing an operation unit installed on a general washing machine, and FIG. 2 is an enlarged cross-sectional view showing the configuration of the operation unit of FIG. 1 in detail.

1 to 2, the operation unit 100 is installed on the upper front surface of the main body 1 of the washing machine, and the display panel (front) of the operation unit 100 allows the user to directly view the reservation time and various administrative times. A control panel 10 provided with a plurality of push buttons 12 is provided to allow a user to select various items required for washing or to turn on / off various operations.

In addition, a boss 14 is provided on the rear surface of the control panel 10 so that the substrate guide 40 is fixed by a fastening means 5 such as a bolt or the like, and the circuit board 30 is disposed on the substrate guide 40. It is fixed.

In addition, the circuit board 30 is provided with a capacitor, a microcomputer, a resistor, and a plurality of tact switches 33.

Thus, when the user presses the push button 12, the push button 12 moves backward while its rear protrusion 12a is in contact with the tact switch 33, and when the pressing force is removed, The contact state with the tact switch 33 is released while being restored to the original position, and the contact of the tact switch 33 is interrupted by the push operation of the push button 12.

However, since the operation part of the washing machine according to the prior art is exposed to the cabinet outer wall without a separate cover, the appearance is not beautiful, and thus there is a problem that the home appliance is not suitable for the recent trend of installing the built-in method.

In addition, when the washing machine according to the related art is installed in a built-in manner, since the operation part is exposed to a space where the user frequently moves, there is a problem in that an incorrect operation of the operation part may occur due to user's carelessness and malfunction and breakage of the washing machine may occur.

The present invention has been made in order to improve the problems of the prior art described above, by opening and closing the operation unit, the appearance is beautiful, and the opening and closing operation unit and the washing machine having the same to prevent misoperation by the user carelessness The purpose is to provide.

Opening and closing the control unit according to the present invention for solving the above problems is installed on one side of the cabinet, the operation unit for determining whether the drive and the degree of drive installed in the cabinet, whether the drive device installed in the cabinet and A display panel which displays an operation state, the display panel is installed between the display panel and the operation unit, and is connected to the display panel and a first printed circuit board connected to the operation unit while the display panel slides to open and close the operation unit. And a second printed circuit board, and a connecting means installed between the second printed circuit board and the display panel to receive information transmitted from the second printed circuit board on the display panel.

In addition, the operation unit of the present invention, a plurality of knobs are installed in the cabinet so as to be in contact with the first printed circuit board, an elastic member provided between the knob and the cabinet, and the first printed circuit board And a case installed at the inner wall of the cabinet and a housing formed at one side of the case to install the second printed circuit board.

In addition, the display panel of the present invention is characterized in that it comprises an LCD window for displaying the information and the frame is installed to be slidably installed the LCD window.

In addition, the door device of the present invention is a guide rail formed on both sides of the operation unit, a guide protrusion formed on the frame corresponding to the guide rail, and the guide protrusion is installed on the inner wall of the cabinet in which the frame is sliding is inserted And a cutout portion in which the guide protrusion is partially cut and the cabinet is inserted when the guide protrusion is inserted into the inserting portion.

In addition, the connecting means of the present invention is a first terminal installed in the display panel, and the second panel is installed in the cabinet and coupled to the second printed circuit board so as to be coupled to the first terminal in a closed state of the display panel And an infrared transceiver configured between the terminal and the second printed circuit board and the display panel to transmit information when the display panel is opened.

In addition, the connecting means of the present invention is a first terminal installed in the display panel, and the second panel is installed in the cabinet and coupled to the second printed circuit board so as to be coupled to the first terminal in a closed state of the display panel And an auxiliary terminal installed in the cabinet and connected to the second printed circuit board to be coupled to the first terminal in the open state of the display panel.

In addition, the washing machine having an open / close operation unit according to the present invention includes a cabinet, an operation unit which is installed at one side of the cabinet to determine whether to drive and a driving degree of the device installed inside the cabinet, whether to drive and operate the device installed inside the cabinet. A display panel which displays a state, a door device which is installed between the display panel and the operation unit, the door panel which opens and closes the operation unit while the display panel is slid, a first printed circuit board connected to the operation unit, and a first panel connected to the display panel. A printed circuit board, and an open / close operation unit including a connecting means installed between the second printed circuit board and the display panel to receive information transmitted from the second printed circuit board on the display panel. It is done.

Hereinafter, with reference to the accompanying drawings an embodiment of a retractable operation unit and a washing machine having the same according to the present invention will be described in detail.

For convenience of explanation, a drum washing machine will be described as an example. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention of a user or an operator.

Therefore, definitions of these terms should be made based on the contents throughout the specification.

3 is a front view of a retractable operation unit according to the present invention and a washing machine having the same, FIG. 4 is a cross-sectional view taken along line AA of FIG. 3, and is a cross-sectional view of the operation unit according to the present invention, and FIG. 5 is shown in FIG. 3. BB sectional drawing which shows the insertion part of the operation part which concerns on this invention.

3 to 5, the washing machine according to the present invention is installed in the cabinet 50, one side of the cabinet 50, the operation unit 60 for determining whether to drive and the degree of driving of the device installed inside the cabinet 50 ), A display panel 70 that displays whether the device installed in the cabinet 50 is driven and operated, and is installed between the display panel 70 and the operation unit 60, and the display panel 70 slides. The door device 80 for opening and closing the operation unit 60, the first printed circuit board 76 connected to the operation unit 60, the second printed circuit board 78 connected to the display panel 70, and the second It comprises a connecting means 90 is installed between the printed circuit board 78 and the display panel 70 so that the information transmitted from the second printed circuit board 78 is received in the display panel 70.

Thus, when the display panel 70 is closed by the door device 80, the operation unit 60 is concealed by the display panel 70 so that the outer wall of the cabinet 50 is beautifully finished, and when the display panel 70 is opened. The operation unit 60 is exposed to the outer wall of the cabinet 50 to start driving of the washing machine.

At this time, since the driving information is received by the connecting means 90 to the display panel 70, the state of the washing machine can be checked even when the display panel 70 is opened. When the display panel 70 is closed after the operation is completed, the washing machine is closed. The operation state of the user can be recognized through the display panel 70.

Here, the operation unit 60 is installed in the cabinet 50 so that the plurality of knobs 62 in contact with the first printed circuit board 76, and the elasticity provided between the knob 62 and the cabinet 50 The member 64, the first printed circuit board 76 and the case 66 are installed on the inner wall of the cabinet 50, and the second printed circuit board 78 is formed on one side of the case 66. It comprises a housing 68.

In this configuration, when the user presses the knob 62, the elastic member 64 is compressed and the knob 62 is inserted into the cabinet 50. The knob 62 is inserted into the first printed circuit board 76. Since the installed switch 76a is pressed, the operation of the knob 62 is sensed.

When an electrical signal is received by the control unit 99 (see FIG. 7) by such an operation, the washing operation is performed while the devices such as the water supply device, the driving device, and the drainage device are driven according to the signal.

Information such as operation state and estimated time required for the devices operated in this way is transmitted to the second printed circuit board 78 through the control unit 99 and displayed on the display panel 70 so that the user can recognize the operation information of the washing machine. To be able.

In addition, the door device 80 includes a guide rail 82 formed on both sides of the operation unit 60, a guide protrusion 84 formed on a frame 74 corresponding to the guide rail 82, and a frame 74. When the guide protrusion 84 is inserted into the insertion portion 86, the insertion portion 86 is installed on the inner wall of the sliding cabinet 50 and the guide protrusion 84 is inserted therein, and the guide protrusion 84 is partially cut. It comprises an incision 88 in which the cabinet 50 is located.

The frame 74 of the display panel 70, which will be described later, has guide protrusions 84 formed at upper and lower ends thereof, and the guide protrusions 84 are laterally moved from the operation unit 60 along the guide rails 82. It is slidably mounted.

And, because the guide projection 84 is formed with a long incision in the left and right direction 88, the cabinet 50 is inserted into the incision 80 when the frame 74 is slid in the lateral direction of the operation unit 60 The frame 74 and the LCD window 72 are disposed on the outer wall of the cabinet 50, and the guide protrusion 84 is disposed on the inner wall of the cabinet 50.

In this way, in the open state of the display panel 70, an insertion portion 86 is formed on an inner wall of the cabinet 50 corresponding to the guide protrusion 84, and the insertion portion 86 has the same side shape as that of the guide protrusion 84. As the hole portion 86a is formed, the guide protrusion 84 slides while being inserted into the insertion portion 86 when the display panel 70 is slid in the lateral direction of the operation portion 60 so that the sliding operation of the display panel 70 is performed. It is made stable.

Reference numeral 78a, which is not described, is a flexible PCB that connects the second printed circuit board 78 and the second terminal 94 to each other.

6 is a rear perspective view of the display panel of the operation unit according to the present invention.

Referring to FIG. 6, the display panel 70 includes an LCD window 72 in which information is displayed, and a frame 74 in which the LCD window 72 is installed to be slidably installed on the operation unit 60 (see FIG. 4). Bar 74 is formed so that the side shape is convex toward the outside of the cabinet 50 so that a predetermined space is formed between the display panel 70 and the operation unit 60.

As a result, contact between the display panel 70 and the knob 62 sliding to the upper surface of the operation unit 60 is prevented.

7 is a block diagram showing the connection means of the operation unit according to the present invention, Figure 8 is a front view showing the connection means of the operation unit according to the present invention.

7 and 8, the connecting means 90 is coupled to the first terminal 92 installed on the display panel 70 and the first terminal 92 in a closed state of the display panel 70. A second terminal 94 installed in the cabinet 50 and connected to the second printed circuit board 78; and the second printed circuit board 78 and the display so that information is transmitted while the display panel 70 is opened. Including an infrared transceiver 96 is installed between the panel 70.

As a result, when the display panel 70 is closed, the first terminal 92 and the second terminal 94 are coupled to display the information received from the second printed circuit board 78 on the LCD window 72. In the open state of the display panel 70, the infrared transceiver 96 receives information from the second printed circuit board 78 on the LCD window 72.

The infrared transceiver 96 is provided on the second printed circuit board 78 and is supplied from the infrared transmitter 96a and the infrared transmitter 96a for transmitting status information of devices such as a driving device, a water supply device, and a drainage device. Infrared receiver 96b for receiving the information to be supplied to the display panel 70, the drive of the infrared transmitter 96a and the infrared receiver 96b is made by the control of the controller 99.

Looking at the operation of the opening and closing operation unit according to the present invention configured as described above and a washing machine having the same as follows.

First, the door 52 is opened to store laundry in a drum (not shown), and after the detergent and the fabric softener are put into the detergent container, and the power switch 54 is operated, power is applied to the display panel 70 to perform washing. Preparation is made.

In this case, the information displayed on the display panel 70 displays information received from the second printed circuit board 78 through the second terminal 94 and the first terminal 92.

Subsequently, when the display panel 70 is pushed in the lateral direction, the guide protrusion 84 slides along the guide rail 82 to be inserted into the insertion portion 86 while the operation unit 60 is opened to move the display panel 70. When the first terminal 92 and the second terminal 94 are separated by the control unit 99 detects this to drive the infrared transceiver 96.

Since the information transmitted from the second printed circuit board 78 through the infrared transmitter 96a by the infrared transceiver 96 driven as described above is transmitted to the display panel 70 through the infrared receiver 96b, the display panel 70 ), The state information of the washing machine can be displayed while sliding or fully open.

When the user presses the operation unit 60 thus opened, the devices inside the cabinet 50 are driven to perform a washing operation.

9 is a front view showing another embodiment of the opening and closing operation unit and a washing machine having the same according to the present invention, Figure 10 is a use state diagram showing another embodiment of the present invention.

9 and 10, another embodiment of the retractable operation unit according to the present invention is characterized in that the connecting means 90 compared to one embodiment, the connecting means 90 of another embodiment is a display panel ( The first terminal 92 installed in the 70 and the display panel 70 is installed in the cabinet 50 to be coupled to the first terminal 92 in a closed state and connected to a second printed circuit board (not shown). A second terminal 94 and an auxiliary terminal 98 installed in the cabinet 50 to be coupled to the first terminal 92 in an open state of the display panel 70 and connected to the second printed circuit board. It is done by

Thus, when the display panel 70 is closed, the first terminal 92 and the second terminal 94 are coupled to supply information of the second printed circuit board to the display panel 70, and the display panel 70 is opened. The ground first terminal 92 and the auxiliary terminal 98 are coupled to supply information of the second printed circuit board to the display panel 70.

Of course, since the opening of the display panel 70 is started and there is no terminal coupled with the second terminal 94, there is no information displayed on the display panel 70, but the infrared transmission and reception is expensive compared to the exemplary embodiment. Since the device 96 is omitted, the effect of lowering the unit cost of the product is produced.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art to which the art belongs can make various modifications and other equivalent embodiments therefrom. Will understand.

In addition, the drum washing machine has been described as an example, but this is merely exemplary, and the opening and closing operation unit of the present invention may be used in an operation unit of a product other than the operation unit used in the drum washing machine.

Therefore, the true technical protection scope of the present invention will be defined by the claims below.

The opening and closing operation unit and the washing machine having the same according to the present invention configured as described above can be opened and closed by the display panel without a separate cover, so that the appearance of the washing machine is beautiful and easily harmonized with the indoor atmosphere even when installed in a built-in manner. have.

In addition, the opening and closing operation unit and the washing machine having the same according to the present invention can close the display panel after the operation is finished, so that the operation unit can be concealed, even if installed in a large space of the user's activity can be prevented from inadvertent operation by the user There is an advantage to prevent product malfunction and breakage.

Claims (7)

cabinet; An operation unit installed at one side of the cabinet to determine whether to drive and degree of driving of an apparatus installed in the cabinet; A display panel displaying whether the device installed in the cabinet is driven and operating; A door device disposed between the display panel and the operation unit to open and close the operation unit by sliding the display panel; A first printed circuit board connected to the operation unit and a second printed circuit board connected to the display panel; And And a connecting means installed between the second printed circuit board and the display panel to receive information transmitted from the second printed circuit board on the display panel. The method of claim 1, The operation unit, A plurality of knobs mounted on the cabinet to be in contact with the first printed circuit board, an elastic member provided between the knob and the cabinet, and the first printed circuit board mounted on the inner wall of the cabinet. And a housing formed on one side of the case and on which the second printed circuit board is installed. The method of claim 1, The display panel is a control panel, characterized in that it comprises an LCD window for displaying information and the frame is installed so that the LCD window is slidable to the operation unit. The method of claim 3, wherein The door device may include guide rails formed at both sides of the operation unit, guide protrusions formed on the frame corresponding to the guide rails, insertion parts installed on the inner wall of the cabinet in which the frame slides, and the guide protrusions inserted therein; And a cutout portion formed by partially cutting the guide protrusion and inserting the cabinet when the guide protrusion is inserted into the insertion portion. The method of claim 1, The connecting means may include a first terminal installed in the display panel, a second terminal installed in the cabinet and coupled to the second printed circuit board to be coupled to the first terminal in a closed state of the display panel, and And an infrared transceiver configured between the second printed circuit board and the display panel to transmit information in a state where the display panel is opened. The method of claim 1, The connecting means may include a first terminal installed in the display panel, a second terminal installed in the cabinet and coupled to the second printed circuit board to be coupled to the first terminal in a closed state of the display panel, and And an auxiliary terminal installed in the cabinet to be coupled to the first terminal in an open state of the display panel and connected to the second printed circuit board. cabinet; An operation unit installed at one side of the cabinet to determine whether to drive and degree of driving of an apparatus installed in the cabinet; A display panel displaying whether the device installed in the cabinet is driven and operating; A door device disposed between the display panel and the operation unit to open and close the operation unit by sliding the display panel; A first printed circuit board connected to the operation unit and a second printed circuit board connected to the display panel; And And an opening and closing operation unit disposed between the second printed circuit board and the display panel and including connecting means for receiving information transmitted from the second printed circuit board to the display panel.

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