KR101176136B1 - Washing machine and LED assembly of the same and Control method of the same - Google Patents

Abstract

In the washing machine of the present invention, the LED assembly provided with the LED is installed on the elastic gasket to brighten the inside of the washing machine, thereby preventing the LED from being damaged by vibration, etc., and the defect rate is minimized. The control method of has an advantage in that when the user inputs the lighting on command, the LED of the LED assembly is turned on, and the state of the cloth and the degree of washing can be checked without opening the door even during a washing stroke or the like.

Washing machine, LED, gasket, cabinet, four entrance hall, tub, opening hole

Description

Washing machine and LED assembly of the same and Control method of the same}

1 is a perspective view of one embodiment of a washing machine according to the present invention;

2 is a partially exploded perspective view of an embodiment of a washing machine according to the present invention;

3 is a cross-sectional view of an embodiment of a washing machine according to the present invention;

4 is an enlarged cross-sectional view of the LED assembly shown in FIG.

5 is an exploded perspective view of the LED assembly shown in FIG.

6 is a schematic circuit diagram showing a circuit of the LED shown in FIGS. 4 and 5;

7 is a flow chart of an embodiment of a control method of a washing machine according to the present invention;

8 is a flowchart of another embodiment of a control method of a washing machine according to the present invention.

DESCRIPTION OF THE REFERENCE NUMERALS

2: cabinet 5: gun door

8: door 9: door frame

10: door glass 20: tub

26: opening hole 30: drum

32: gun exit 34: through

36; Lifter 38: motor

40: gasket 49: mounting holes

50: LED assembly 60: body

62, 64: wire through hole 65: plate portion

66: tube 67: rib

70: PCB 72, 74: electric wire

76, 78: LED 80: Cap

82: curved part 84: tube part

86: first jaw 88: second jam

90: PCB supporter 92: tube

94: jam step 140: controller

150: connector

The present invention relates to a washing machine, and in particular, a washing machine equipped with an LED assembly provided with an LED in a gasket to brighten the inside of the washing machine, and an LED assembly for internal lighting of the washing machine in which the built-in LED is long and the possibility of damage is minimized; The present invention relates to a washing machine control method capable of brightening the inside of a washing machine by a user's operation without opening a door.

In general, a washing machine is generally composed of a fixed part, a driving part, and a door, and when classified by functions, a washing machine having only a washing function, a dryer having only a drying function, and a dry washing machine having a washing function and a drying function are classified into the following. The above apparatus will be collectively described as a washing machine.

In the conventional washing machine, an AC lamp for brightening the inside of the washing machine is installed, particularly in the front part of the fixing part, the AC lamp is turned on when the door is opened, and the AC lamp is turned off when the door is closed.

However, since a washing machine according to the prior art is provided with an AC lamp in the fixing part, the AC lamp is easily damaged or damaged by the vibration transmitted from the driving part to the fixing part, and water may penetrate into the AC lamp. have.

The present invention has been made to solve the above-mentioned problems of the prior art, by providing an LED assembly having a vibration-resistant and long life LED for the illumination to the gasket to provide a washing machine with a minimum of the risk of failure or breakage There is a purpose.

Another object of the present invention is to provide an LED assembly for internal lighting of a washing machine in which the LED is firmly mounted without shaking.

Still another object of the present invention is to provide a control method of a washing machine that can brighten the inside of a washing machine by a user input regardless of opening a door.

Washing machine according to the present invention for solving the above problems is a cabinet formed with a four entrance hole; A door installed to open and close the cloth access hole; A tub installed in the cabinet and having an opening hole; A drum rotatably disposed within the tub and accommodating the cloth; A gasket made of an elastic material and provided to block at least one of the cloth entry hole and the door and the opening hole; And an LED assembly mounted on the gasket and provided with an LED.

In addition, the gasket is characterized in that the mounting holes for mounting the LED assembly is formed through.

In addition, the mounting hole is characterized in that formed to protrude to the outer peripheral surface of the gasket.

In addition, the LED assembly is characterized in that installed on top of the gasket.

In addition, the LED assembly and the body; A fish family installed in the body; An LED mounted on the PCB; In addition to protecting the LED, characterized in that it comprises a cap through which the light of the LED is transmitted.

In addition, the body is characterized in that the wire through hole through which the wire connected to the PCB is formed.

In addition, the body is characterized in that the rib protruding the PCB is in close contact.

In addition, the LED assembly is characterized in that it further comprises a PCB supporter for pressing the PCB to the rib.

In addition, the LED is characterized in that a plurality provided.

In addition, the cap is characterized in that the first locking step of engaging in the outward direction on the gasket and the second locking step of engaging in the inward direction to the gasket so as to be mounted on the gasket.

In addition, the cap is characterized in that the curved portion is formed.

The washing machine may further include an LED input unit installed to operate the LED.

Washing machine according to the present invention comprises a gasket installed to block the vibration between the fixing portion and the driving portion of the washing machine and the drive unit; And an LED assembly mounted on the gasket and provided with an LED for illuminating the inside of the driving unit.

LED assembly for internal lighting of the washing machine according to the invention, the body; A PCB disposed on the body; A PCB supporter supporting the PCB on the body; An LED mounted on the PCB for lighting inside the washing machine; In addition to protecting the LED, characterized in that it comprises a cap through which the light of the LED is transmitted.

The control method of the washing machine according to the present invention includes: a first step of turning on the LED of the LED assembly installed to brighten the inside of the washing machine when an illumination on command is input to the LED input unit; And a second step of turning off the LED when the lighting off command is input to the LED input unit after the first step.

The control method of the washing machine according to the present invention includes a first step of turning on an LED of an LED assembly installed to brighten an interior of a washing machine when an illumination on command is input to the LED input unit; And a second step of turning off the LED when the set time has elapsed after the LED is turned on in the first step.

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

1 is a perspective view of one embodiment of a washing machine according to the present invention, Figure 2 is a partially exploded perspective view of one embodiment of a washing machine according to the present invention, Figure 3 is a cross-sectional view of one embodiment of a washing machine according to the present invention.

In the washing machine according to the present embodiment, as shown in FIGS. 1 to 3, a cabinet 2 forming an exterior is installed on a base fan 3 having a plurality of legs installed thereon, and on the upper side of the base fan 3. A cabinet cover (4) having a cabinet body (4) having a front surface and an upper surface open, a fabric access hole (5) formed at a front surface of the cabinet body (4), and having a cloth (m) in and out; It is comprised including the top plate 7 provided in the upper surface of (4).

The cabinet cover 6 is provided with a door 8 for opening and closing the cloth access hole 5.

The door 8 comprises a door frame 9 connected to the cabinet cover 6 by a hinge member, and a door glass 10 installed at the center of the door frame 8.

The door glass 10 is formed in a shape that protrudes toward the drum 30 to be described later.

A control panel 12 for operating the washing machine is installed at one side of the cabinet 6, particularly at the front of the cabinet 6.

The control panel 12 is provided with an LED input unit 14 input by the user to brighten the inside of the washing machine.

As shown in FIG. 2, the LED input unit 14 includes a tet switch 18 provided on the display substrate 16 inside the control panel 12 and the control panel to press the tet switch 18. It is also possible to comprise a button 20 arranged to be pushed to 12, and is disposed rotatably on the control panel 12 to rotate the rotary switch provided on the display substrate 16, and the rotary switch It is also possible to comprise a rotary knob, which will be described below by being limited to the tet switch 18 and the button 20.

Meanwhile, as shown in FIGS. 2 to 3, the cabinet 2 contains water mixed with a detergent during a washing stroke (hereinafter referred to as 'washing water'), and detergents are not mixed during a rinsing stroke. Unclean water is contained, the tub 20 is installed to collect the dewatered water from the fabric (m) during the dehydration stroke.

As shown in FIG. 3, the tub 20 is connected to the cabinet body 4 by a spring 22 so as to be suspended from the cabinet body 4 and vibrated to the base fan 3. It is connected to the base fan 3 by a damper 24 so as to be supported.

The tub 20 is a cylinder which is laid horizontally or at an angle inclined, and an opening hole 26 is formed at the rear of the gun entry hole 5 of the cabinet 2.

Inside the tub 20, a drum 30 in which the cloth m is accommodated is rotatably disposed.

As shown in FIG. 3, the drum 30 has a front and rear opening 32 formed in a hollow cylindrical shape so that the cloth (m) can enter and exit the front part, and washing water or air enters and goes around the circumferential part or the rear part. A plurality of through holes 34 are formed to be formed, and a lifter 36 is mounted on the inner circumferential surface of the circumference to lift and drop the cloth m and the washing water w.

The drum 30 is disposed so that the lower part is immersed in the wash water w in the tub 20.

The tub 20 is provided with a motor 38 for rotating the drum 30.

The tub 20 has a gasket 40 which prevents the cloth m, the washing water w, air, or the like from interposed between at least one of the cloth entry hole 5 and the door 8 and the opening hole 26. ) Is installed.

The gasket 40 is made of an elastic material such as rubber to be folded back and forth or up and down during the vibration of the tub 20 to cushion the vibration of the tub 20 and absorb the vibration.

That is, the gasket 40 is provided between the fixing part made of the cabinet 2 and the door 8, and the driving part made of the tub 20, the drum 30, the motor 38, and the like. The vibration between the driving part is minimized while sealing between the driving part and the driving part.

As shown in FIG. 2, the gasket 40 is provided at the front end fitting portion 42 fitted into the cloth entry hole 5 of the cabinet cover 6 and the opening hole 26 of the tub 20. It includes a rear end fitting 44 to be fitted, and a folded portion 46 between the front end fitting 32 and the rear end fitting.

When the door 8 is closed, the gasket 40 is provided with a door sealing part 48 which is in close contact with the door glass 10.

On the other hand, the washing machine is an internal lighting LED assembly (50, hereinafter referred to as an LED assembly) to brighten the inside of the washing machine, in particular, the drum 30 so that the state of the cloth (m) or the degree of washing from the outside can be easily confirmed. It is configured to include.

If the LED assembly 50 is a position capable of irradiating light into the drum 30, the LED assembly 50 may be mounted to a fixing part of the cabinet 2 or the door 8, but the LED assembly 50 may be used. ) Is mounted on the fixing part, so the LED may be damaged by vibration transmitted from the driving part such as the tub 20 to the fixing part, so that the LED is installed on the tub 20 or the gasket 40 instead of the fixing part. desirable.

In addition, the LED assembly 50 may be installed in the tub 20, but may be damaged by the vibration of the tub 20, so that the gasket absorbs the vibration while buffering the vibration of the tub 20. It is preferable to be installed at 40, and it is particularly preferable that the gasket 40 is installed at a distance farther from the tub 20 than the rear portion close to the tub 20.

Hereinafter, the LED assembly 50 will be described as limited to those installed in the gasket 40, as shown in Figs.

The gasket 40 has a mounting hole 49 through which the LED assembly 50 is mounted.

The LED assembly 50 may be mounted to penetrate the lower portion of the gasket 40, and may be mounted to penetrate the upper portion of the gasket 40, but when it is mounted to the lower portion, the wash water (w) Is more likely to penetrate into the LED assembly 50, the LED assembly 50 is more likely to be damaged or removed by the cloth (m) when the cloth (m) enters and exits, and the seam or the like is mounted with the LED assembly (50). Since the possibility of pinching between the spheres 49 becomes high, it is most preferable to be mounted on the top.

That is, the mounting port 49 is preferably formed in the upper center of the gasket 40 or is formed in a position slightly to the side from the upper center.

The mounting hole 49 is formed to protrude to the gasket 40 at a predetermined height so as to firmly support the LED assembly 50 and to make the contact area with the LED assembly 50 as wide as possible.

The mounting hole 49 is formed to protrude on the outer circumferential surface of the gasket 40 in consideration of damage to the fabric that may occur when protruding on the inner circumferential surface of the gasket 40.

Each of the mounting holes 49 and the LED assembly 50 is partially formed so that the LED assembly 50 is not rotated in the mounting hole 49.

Reference numeral 110 shown in Figures 2 to 3 is a water supply device for supplying the water mixed with detergent or clean water without mixing the detergent into the tub 20, reference numeral 120 denotes the washing water in the tub 20 ( A pump device for draining w) to the outside or pumping circulation to the inside of the drum 30, reference numeral 130 is provided with a heater 132, a fan 134, etc. to dry the fabric (m) in the drum (30) It is a drying device.

Reference numeral 140 denotes a controller that controls various driving components of the washing machine according to the operation of the control panel 12, and in particular, supplies or cuts off DC power to the LED assembly 50 in response to the input of the LED input unit 14. Reference numeral 150 is a connector connecting the LED assembly 50 and the controller 140.

4 is an enlarged cross-sectional view of the LED assembly illustrated in FIG. 2, and FIG. 5 is an exploded perspective view of the LED assembly illustrated in FIG. 2.

The LED assembly 50 is shown in Figures 4 and 5,

A printed circuit board (PCB) installed in the body 60; LEDs 76 and 78 (LEDs) mounted on the PCB 70; In addition to protecting the LEDs 76 and 78, the LEDs 76 and 78 include a cap 80 through which the light is transmitted.

The body 60 has wire through holes 62 and 64 through which the wires 72 and 74 connected to the PCB 70 pass.

The body 60 has a plate portion 65 in which the wire through holes 62 and 64 are formed, and a tube portion 66 protruding from the plate portion 65 and having a space for accommodating the PCB 70 therein. Is made of.

The body 60 has a rib 67 protruding to the plate portion 65 to the PCB 70 in close contact with a predetermined height.

The rib 67 protrudes lower than the tub 66 so that the PCB 70 can be located inside the tub 66 of the body 60.

The LEDs 76 and 78 are provided in plural.

The plurality of LEDs 76 and 78 may be connected to the circuit of the PCB 70 in parallel, of course, the circuit of the PCB 70 may be connected in series.

When the circuit of the PCB 70 connects a plurality of LEDs 76 and 78 in parallel, only a portion 76 of the plurality of LEDs 76 and 78 is turned on or all of the LEDs 76 and 78 are turned on. It is possible to adjust the brightness by turning on.

Hereinafter, the circuit of the PCB 70 is limited to being connected in series.

The PCB 70 is preferably installed to be inclined in the direction of the drum 30 so that the light irradiated from the LEDs 76, 78 toward the drum 30.

The cap 80 forms a bottom portion of the LED assembly 50 to prevent damage to the fabric, which may be generated when the fabric is exposed to the outer circumferential side of the gasket 49, and the LED 76. Curved portion 82 formed to be curved so as to lower the position of the (78) and the cylindrical portion 84 protruding from the curved portion 82 so that the cylindrical portion 65 of the body 60 is interpolated and fitted. Is done.

The cap 80 is attached to the gasket 40 without a separate fastening member.

That is, the cap 80 has a first catching jaw 86 that is caught in the outer direction to the gasket 40, and a second catching jaw 88 that is caught in the inner direction to the gasket 40 is protruding. .

The first catching jaw 86 is formed to protrude from the upper portion of the tube 84.

The second locking jaw 88 is formed to protrude from the lower portion of the tube portion 84, the tube portion 84 to facilitate insertion of the LED assembly 50 into the mounting hole 49 of the gasket 40 It is not formed in some of the lower circumference of the.

The LED assembly 50 further includes a PCB supporter 90 for pressing the PCB 70 to the rib 67.

The LED supporter 90 is inserted into the tubular portion 66 of the body 60 and is fitted in a hollow shape so that an upper end presses the PCB 70 and the LEDs 76 and 78 penetrate and protrude. It consists of a tube portion 92 and a locking jaw 94 protruding from the tube portion 92 to be caught on the lower end of the tube portion 66 of the body 60.

FIG. 6 is a schematic circuit diagram showing a circuit of the LEDs shown in FIGS. 4 and 5.

The LED assembly 50 has the LEDs 76 and 78 connected to the DC power supply 142 of the controller 140.

7 is a flowchart illustrating an embodiment of a control method of a washing machine according to the present invention.

In the control method of the washing machine according to the present embodiment, the user lights the LED input unit 14 as shown in FIG. 7 while the washing machine performs any one of a washing stroke, a rinsing stroke, a dehydration stroke, and a drying stroke. When turned on, the controller 140 supplies DC power to the LEDs 76 and 78 of the LED assembly 50. (S1) (S2)

The LEDs 76 and 78 emit light by the supplied DC power, and the light emitted from the LEDs 76 and 78 passes through the curved portion 82 of the cap 80 and then the gasket 40. The interior of the washing machine is irradiated toward the interior of the drum 30, and the user can see the state of the cloth through the door glass 10 without opening the door 8 because the interior of the washing machine is bright by the irradiated light. The degree of washing can be easily checked.

Subsequently, when the user inputs the LED input unit 14 with the lighting off, the controller 140 cuts off the DC power supplied to the LEDs 76 and 78 of the LED assembly 50, and the LED 76. Reference numeral 78 is turned off. (S3) (S4)

On the other hand, while the washing machine is operating, the tub 20 is transmitted to the tub 20 due to eccentricity, etc., the transmitted vibration is partially transmitted to the gasket 40 is absorbed by the gasket 40, the LED assembly 50 is installed in the gasket 40, so that vibration is not transmitted or minimal vibration is transmitted.

8 is a flowchart of another embodiment of a control method of a washing machine according to the present invention.

In the control method of the washing machine according to the present embodiment, the user illuminates the LED input unit 14 as shown in FIG. When ON, the controller 140 supplies DC power to the LEDs 76 and 78 of the LED assembly 50 regardless of opening or closing of the door 8 (S1).

Since the DC power supply to the LEDs 76 and 78 and the action thereof are the same as those in the control method of the exemplary embodiment of the present invention, detailed description thereof will be omitted.

The controller 140 counts the time after turning on the LEDs 76 and 78, and the time after turning on the LEDs 76 and 78 is a set time (for example, 3 minutes). When the elapsed time passes, the DC power supplied to the LEDs 76 and 78 is cut off, and the LEDs 76 and 78 are turned off. (S3 ') (S4')

On the other hand, it was described as a washing machine having a drying function, but is not limited to the above embodiments, can be implemented even in the case of a washing machine or a dryer, of course, in the upper part of the cabinet (2) In addition, the opening hole 26 is formed in the upper portion of the tub 20 and is also applicable to a washing machine that enters and exits the fabric from above. Of course, various implementations are possible within the technical scope of the present invention.

The washing machine of the present invention configured as described above has an LED assembly having an LED having a longer life and stronger vibration than the lamp for illumination of the inside, thereby preventing damage caused by vibration, etc., and having an advantage of minimizing a defective rate.

In addition, the washing machine of the present invention, since the LED assembly is installed in a gasket made of an elastic material that blocks between at least one of the four entrance and exit doors of the cabinet and the opening hole of the tub, the impact transmitted to the LED is minimized to damage the LED due to vibration, etc. There is an advantage that can be prevented.

In addition, the washing machine of the present invention is formed with a mounting hole for mounting the LED assembly through the gasket does not need a separate injection member for mounting the LED assembly or the LED assembly for the protection of the LED assembly, the mounting assembly for the LED assembly Since the LED assembly is mounted by inserting in the LED assembly, the LED assembly can be easily and quickly mounted.

In addition, the washing machine of the present invention is formed to protrude on the outer circumferential surface of the gasket to firmly support the LED assembly, there is an advantage that can minimize the removal of the LED assembly by vibration or the like.

In addition, the washing machine of the present invention, since the LED assembly is installed in the upper portion of the gasket, it is possible to prevent the damage of the LED assembly by the fabric that can occur when the LED assembly is installed in the lower portion of the gasket, the seams and the like LED assembly There is an advantage that can be prevented from being penetrated into the wash assembly, such as wash water.

In addition, the washing machine of the present invention is configured to include an LED assembly, the body installed in the body, the PCB and the LED mounted on the PCB, and the LED to protect the LED and transmits the light of the LED, the washing water from the outside There is an advantage that does not penetrate.

In addition, the washing machine of the present invention is provided with a plurality of LEDs, it is possible to secure sufficient brightness by using the LED, there is an advantage that the brightness can be adjusted according to the number of LEDs on.

In addition, the washing machine of the present invention has a first locking jaw that is caught in the outer direction to the gasket in the cap, and the second locking jaw that is caught in the inner direction to the gasket protrudes, so that the washing is mounted on the gasket, the mounting of the LED assembly is It is easy and there is an advantage that the LED assembly can be prevented from being arbitrarily removed by vibration or the like.

In addition, the washing machine of the present invention is formed with a curved portion of the cap, and can prevent damage to the fabric, etc. that can occur when entering and exiting the fabric, and the position of the LED can be lowered as much as possible so that the light of the LED can be deeply irradiated into the drum There is an advantage to this.

In addition, the washing machine of the present invention is configured to further include an LED input unit installed to operate the LED assembly, there is an advantage that the user can select the operation of the LED assembly.

In addition, since the LED assembly for the internal lighting of the washing machine of the present invention is mounted on the PCB and the PCB is firmly supported by the PCB by the PCB supporter, the position and arrangement angle of the LED are not changed by vibration or the like, and the illumination angle of the LED is changed. There is an advantage that does not change.

In addition, the control method of the washing machine according to the present invention turns on the LED of the LED assembly installed to brighten the inside of the washing machine when the lighting on command is input. There is an advantage that you can check the degree.

In addition, the control method of the washing machine according to the present invention turns off the LED when a set time elapses after the LED is turned on, so that the LED can be turned off without a separate operation, and the power consumption of the LED can be saved. There is this.

Claims (16)

A cabinet formed with four entrance holes; A door installed to open and close the cloth access hole; A tub installed in the cabinet and having an opening hole; A drum rotatably disposed inside the tub to accommodate the cloth; A gasket made of an elastic material and provided to block at least one of the cloth entry hole and the door and the opening hole; An LED assembly mounted to the gasket and provided with an LED, The LED assembly includes a body; A PCB installed in the body; An LED mounted on the PCB; In addition to protecting the LED and includes a cap through which the light of the LED is transmitted, The body has a washing machine formed with a wire through hole through which the wire connected to the PCB. delete  The method of claim 1, The gasket is formed with a mounting hole through which the LED assembly is mounted, The mounting hole is formed to protrude to the outer peripheral surface of the gasket. delete delete delete A cabinet formed with four entrance holes; A door installed to open and close the cloth access hole; A tub installed in the cabinet and having an opening hole; A drum rotatably disposed inside the tub to accommodate the cloth; A gasket made of an elastic material and provided to block at least one of the cloth entry hole and the door and the opening hole; An LED assembly mounted to the gasket and provided with an LED, The LED assembly includes a body; A PCB installed in the body; An LED mounted on the PCB; In addition to protecting the LED and includes a cap through which the light of the LED is transmitted, The washing machine is formed with a rib protruding the PCB in close contact with the body. The method of claim 7, wherein The LED assembly washing machine further comprises a PCB supporter for pressing the PCB to the rib. The method of claim 7, wherein The LED is provided with a plurality of washing machines. A cabinet formed with four entrance holes; A door installed to open and close the cloth access hole; A tub installed in the cabinet and having an opening hole; A drum rotatably disposed inside the tub to accommodate the cloth; A gasket made of an elastic material and provided to block at least one of the cloth entry hole and the door and the opening hole; An LED assembly mounted to the gasket and provided with an LED, The LED assembly includes a body; A PCB installed in the body; An LED mounted on the PCB; In addition to protecting the LED and includes a cap through which the light of the LED is transmitted, The cap is a washing machine formed with a protruding first locking step of engaging the gasket in the outward direction and the second locking step of engaging the gasket inward direction so that the cap can be mounted. 11. The method of claim 10, The cap is a washing machine formed with a curved portion. 11. The method of claim 10, The washing machine further includes an LED input unit installed to manipulate the LED. delete delete delete delete

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