KR100730936B1 - Drum-type washing machine having the function of sterilization and deodorization - Google Patents

Abstract

Disclosed is a drum washing machine having a sterilizing and deodorizing function capable of disinfecting microorganisms and bacteria remaining in laundry during the drying operation of a laundry and removing odor generated in the drum by residual contaminants. A reservoir is installed horizontally from the top of the base installed inside the cabinet forming the exterior, and a drum for providing a laundry space is rotatably installed in the reservoir. The front of the cabinet is coupled to open and close the door providing a space for loading and withdrawing laundry, the door is provided with first and second ultraviolet rays generating means for irradiating ultraviolet rays into the drum. With this configuration, by irradiating ozone and ultraviolet rays during drying of the laundry, it is possible to completely sterilize and disinfect the laundry in the drum and the microorganisms and bacteria remaining in the drum, and to remove the odor generated by the remaining contaminants in the drum. .

Drum Washing Machine, Sterilization, Deodorization, Ultraviolet Light, Lamp

Description

Drum washing machine with sterilization and deodorization function {DRUM-TYPE WASHING MACHINE HAVING THE FUNCTION OF STERILIZATION AND DEODORIZATION}

1 is a perspective view showing an example of a drum washing machine having a conventional structure;

2 is an enlarged cross-sectional view of main parts of a drum washing machine having a sterilizing and deodorizing function according to the present invention;

3 is a front view of a drum washing machine having a sterilizing and deodorizing function according to the present invention; And

4 is an enlarged cross-sectional view of a door for a drum washing machine showing the first and second ultraviolet rays generating means according to the present invention.

<Description of the code | symbol about the principal part of drawing>

A: Drum Washing Machine 10: Cabinet

20: reservoir 30: drum

40: base 50: door

51: see-through window 53: frame

55: first transparent window 55A: first installation hole

55B: 2nd installation hole 57: 2nd transparent window

57A: Opaque part 60: First ultraviolet ray generating means

61: first ultraviolet lamp case 63: first low pressure mercury lamp

65: first rubber packing 70: second ultraviolet ray generating means

71: second ultraviolet lamp case 73: the second low-pressure mercury lamp

75: second rubber packing

The present invention relates to a drum washing machine having a sterilization and deodorizing function, and in particular, sterilization and deodorization means are installed in the door of the drum washing machine to sterilize microorganisms or bacteria remaining in the laundry, and to sanitarily wash the laundry and wash the drum after washing the laundry. The present invention relates to a drum washing machine having a sterilizing and deodorizing function capable of removing odor generated inside the washing machine.

In general, the drum washing machine is rotated from the inner space of the reservoir where the wash water is stored from the horizontal, while washing the laundry by the impact energy by dropping the laundry from the top to the bottom of the drum in this process is damaged by the twist of the laundry Compared with the pulsator type washing machine or the edge data type washing machine, the washing water is relatively smaller than the pulsator type washing machine or the edge data type washing machine.

1 is a perspective view showing a drum washing machine having a conventional structure.

As shown in FIG. 1, the drum washing machine 200 has a water tank 110 installed horizontally from an upper portion of the base 130 in an interior of the cabinet 100 illustrated as a virtual line, and inside the water tank 110. A drum 120 for providing a laundry space is rotatably installed, and a driving motor 140 for rotating the drum 120 is installed below the reservoir 110.

In addition, the upper portion of the water tank 110 is provided with a detergent container 156 for supplying a laundry detergent and the like, including a water supply port 150 to which washing water is supplied from the outside and a laundry aid such as a fabric softener, The front door 160 is installed to be opened and closed.

In addition, the tension coil spring is coupled between the upper part of the cabinet 100 and the reservoir 110 in order to absorb vibrations and shocks caused by the rotation and stop of the drum 120 or the drop of the laundry during washing and dehydration. (100) By connecting an oil damper (not shown) between the lower portion and the lower portion of the reservoir 110, the vibration or impact is reduced by the elasticity of the tension coil spring and the damping action of the oil damper described above.

The drum washing machine 200 having the structure as described above typically has a drying function to allow the laundry to be dried after the end of washing and dehydrating stroke, and thus the drum washing machine 200 is disposed between the top and the back of the drum washing machine 200. The chamber 170 and the drying fan 175 and the condensation duct 180 which are equipped with the electric heater are combined to circulate the air in the drum 120 repeatedly, while in the process of the drum 120. At the same time to spray the hot air to condense the moisture contained in the air to dry the laundry.

On the other hand, in the drying administration as described above, a large amount of humid air is generated from the laundry, in order to discharge the wet air to the outside of the reservoir 110 and the top of the rear surface of the cabinet 100, the air hose 190 is installed and installed do.

However, in the conventional drum washing machine 200 configured as described above, the laundry is washed by the detergent put into the detergent container 156, and after washing, the laundry is dried by the drying administration. However, a separate sterilizer is provided. It is not enough to completely sterilize germs such as microorganisms and bacteria remaining in the laundry, as well as after washing the laundry fine contaminants remain in the inner wall of the reservoir 110 and the drum 120, and over time 110 and the drum 120 there is a problem causing odor.

The present invention has been made to solve the problems of the prior art as described above, the technical problem of the present invention is to install the sterilization and deodorization means in the door of the drum washing machine to sterilize the microorganisms or bacteria remaining in the laundry hygiene laundry To wash, and to provide a drum washing machine having a sterilization and deodorizing function that can remove the odor generated in the drum washing machine after washing the laundry.

In order to achieve the above object, the present invention,
Cabinet forming the facade;
A reservoir installed horizontally from an upper portion of the base installed inside the cabinet;
A drum rotatably installed in the reservoir and providing a laundry space therein;
It is coupled to open and close from the front of the cabinet to provide a laundry input and withdrawal space, a viewing window through which the inside of the drum is projected, a frame coupled to an outer circumferential surface of the viewing window, a first transparent window installed on the front of the viewing window, A door comprising a second transparent window coupled to the bonding surface of the first transparent window and the frame;
First ultraviolet ray generating means installed at one end of one side of the first transparent window to irradiate ultraviolet rays into the drum; And
A second ultraviolet ray generating means installed at the other end of one side of the first transparent window to irradiate the inside of the drum with ultraviolet rays;
The first ultraviolet ray generating means,
A first installation hole drilled at one end of one side of the first transparent window;
A first ultraviolet lamp case inserted into the first installation hole;
A first low pressure mercury lamp installed inside the first ultraviolet lamp case to sterilize and disinfect microorganisms or bacteria that may remain in the laundry and drum; And

It provides a drum washing machine having a sterilizing and deodorizing function comprising a first rubber packing interposed between the first ultraviolet lamp case and the first installation hole.

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When described in detail with reference to the accompanying drawings a preferred embodiment of the present invention having the above characteristics as follows.

In the accompanying drawings, Figure 2 is an enlarged cross-sectional view of the main part of the drum washing machine having a sterilizing and deodorizing function according to the present invention, Figure 3 is a front view of a drum washing machine having a sterilizing and deodorizing function according to the present invention, Figure 4 As an enlarged cross-sectional view of a door for a drum washing machine according to the present invention, the drum washing machine having a sterilizing and deodorizing function according to the present invention can sterilize and sterilize bacteria remaining in the laundry, and remove odor generated by contaminants.

The drum washing machine A according to the present invention has a drum 20 horizontally installed from the top of the base 40 in the cabinet 10, and a drum for providing a laundry space in the tank 20 ( 30) is rotatably installed, the upper part of the water tank (30) is a detergent container (not shown) for supplying a laundry detergent, such as a water supply port (not shown) to the wash water supplied from the outside and a laundry aid such as fabric softener It is provided, the front of the drum 30, the door 50 is installed to be opened and closed.

The door 50 is coupled to be opened and closed from the front surface of the cabinet 10 to provide a space for loading and withdrawing laundry, and as shown in FIGS. 2 and 4, the glass material so that the inside of the drum 30 is transparent. It consists of a viewing window 51 and a circular frame 53 coupled to the outer circumferential surface of the viewing window 51 and having a hinge attached to one side and a door hook at the other end, and an acrylic material on the front of the viewing window 51. The first transparent window 55 is coupled, and the second transparent window 57 of acrylic material is coupled to the bonding surface of the first transparent window 55 and the frame 53.

The door 50 is provided with first and second ultraviolet ray generating means 60 and 70 for irradiating ultraviolet rays inside the drum 30.

As shown in FIG. 4, the first ultraviolet ray generating means 60 is inserted into the first installation hole 55A and the first installation hole 55A drilled at one end of one side of the first transparent window 55. The first ultraviolet lamp case 61 is installed, the first low-pressure mercury lamp 63 is installed in the interior of the first ultraviolet lamp case 61 and generates ultraviolet light having a strong sterilizing power, and the first ultraviolet lamp case ( 61 and the first rubber packing 65 interposed between the first installation holes 55A.

Here, the wavelength of the first low pressure mercury lamp 63 has a range of 250 nm to 253.7 nm having the strongest sterilizing power. Since the first low pressure mercury lamp 63 has a sterilizing effect, the odor can be removed by sterilization. have.

Then, the second ultraviolet ray generating means 70 is inserted into the second installation hole (55B) and the second installation hole (55B) perforated at one end of the other side of the first transparent window 55, as shown in FIG. A second ultraviolet ray lamp case 71 to be installed, a second low pressure mercury lamp 73 installed inside the second ultraviolet lamp case 71 to generate ultraviolet rays having a strong energy wavelength, and a second ultraviolet lamp case ( 71) and a second rubber packing 75 interposed between the second installation holes 55B.

Here, the wavelength of the second low pressure mercury lamp 73 has a strong energy range of 180 nm to 184.9 nm, and since the second low pressure mercury lamp 73 has a sterilizing effect function, odor can be removed by sterilization. .

Meanwhile, the first and second low pressure mercury lamps 63 and 73 are turned on by a signal of a microcomputer (not shown) when the laundry is dried for a predetermined time in a drying stroke.

Subsequently, the drum washing machine A is tensioned between the upper part of the cabinet 10 and the reservoir 20 to absorb vibrations and shocks caused by the rotation and stoppage of the drum 30 in the washing and dehydration process or the drop of the laundry. Coil springs (not shown) are coupled, and an oil damper (not shown) is connected between the lower part of the cabinet 10 and the lower part of the water tank 20 so as to vibrate due to the elasticity of the tension coil spring and the damping action of the oil damper. Reduce shocks, etc.

Meanwhile, an opaque portion 57A is formed at a position corresponding to the first and second ultraviolet rays generating means 60 and 70 in the second transparent window 57, which is illustrated in FIG. 3. This is to prevent the first and second ultraviolet ray generating means 60, 70 from being exposed outside of A).

Referring to the operation of the present invention configured as described above are as follows.

In the drum washing machine (A) as described above, in order to dispense the laundry, the door 50 is opened to dispense laundry into the drum 30, and after the laundry is completely administered, the door 50 is closed. Put the detergent in the detergent container. Then, when the drum washing machine (A) is operated by operating the control panel (not shown), the inner lower portion of the reservoir 20 contains detergent and washing water supplied from the water supply device (not shown), and the drum 30 The lower portion of the submerged in the washing water containing detergent, the laundry is soaked in the washing water containing the detergent introduced to the drum (30).

When the drum washing machine A is operated in such a state, the drum 30 is rotated by the driving means (not shown), and washing of the laundry contained in the drum 30 is performed.

On the other hand, when the washing and dehydration of the laundry is completed, the drying administration is performed to dry the laundry.

That is, when the drying process is progressed, the drying device (not shown) is operated by the drive unit (not shown) which receives the control signal of the microcomputer (not shown) to dry the laundry and to proceed with the drying process of the laundry. When the input time is reached, the first and second low pressure mercury lamps 63 and 73 of the first and second ultraviolet ray generating means 60 and 70 are turned on by the microcomputer to irradiate ultraviolet rays into the drum 30. The microorganisms or bacteria that may remain in the laundry and the drum 30 may be sterilized and removed at the same time by ultraviolet rays emitted from the first and second low pressure mercury lamps 63 and 73.

Here, the first and second low-pressure mercury lamp (63), 73 is described in detail the process of sterilization and deodorization while lighting.

When the first and second low pressure mercury lamps 63 and 73 are turned on by the signal of the microcomputer, the first low pressure mercury lamp 63 generates ultraviolet rays having a wavelength ranging from 250 nm to 253.7 nm with the highest sterilizing power. The second low pressure mercury lamp 73 is irradiated with ultraviolet rays having a wavelength ranging from 180 nm to 184.9 nm with strong energy. The ultraviolet light and energy irradiated from the first low pressure mercury lamp 63 with strong sterilization power are irradiated. Ultraviolet rays irradiated from the strong second low pressure mercury lamp 73 artificially decompose oxygen molecules in the air to generate ozone. At this time, hydroxyl radical (OH Radical) is generated in the process of generating ozone, which maximizes the synergy effect between ozone and ultraviolet rays. Therefore, the microorganisms or bacteria that may remain inside the laundry and the drum 30 by ozone and ultraviolet rays generated by the first and second low pressure mercury lamps 63 and 73 are strongly sterilized and disinfected at the same time. It will be possible.

As described in detail above, in the drum washing machine having a sterilizing and deodorizing function according to the present invention, the first ultraviolet ray generating means for generating ultraviolet rays having strong sterilizing power and the ultraviolet ray having strong energy in the door for opening and closing the front of the drum A second ultraviolet ray generating means for generating a light source is provided. The laundry is irradiated with ozone and ultraviolet rays to completely disinfect the laundry in the drum and microorganisms or bacteria that may remain in the drum, and is generated by residual contaminants in the drum. There is an effect such as being able to remove the odor.

Although the above has been described with reference to a preferred embodiment of the present invention, the present invention is not limited to the above-described embodiment, and those skilled in the art without departing from the spirit of the present invention described in the claims below. Those skilled in the art will readily appreciate that various modifications are possible.

Claims (8)

Cabinet forming the facade; A reservoir installed horizontally from an upper portion of the base installed inside the cabinet; A drum rotatably installed in the reservoir and providing a laundry space therein; It is coupled to open and close from the front of the cabinet to provide a laundry input and withdrawal space, a viewing window through which the inside of the drum is projected, a frame coupled to an outer circumferential surface of the viewing window, a first transparent window installed on the front of the viewing window, A door comprising a second transparent window coupled to the bonding surface of the first transparent window and the frame; First ultraviolet ray generating means installed at one end of one side of the first transparent window to irradiate ultraviolet rays into the drum; And A second ultraviolet ray generating means installed at the other end of one side of the first transparent window to irradiate the inside of the drum with ultraviolet rays; The first ultraviolet ray generating means, A first installation hole drilled at one end of one side of the first transparent window; A first ultraviolet lamp case inserted into the first installation hole; A first low pressure mercury lamp installed inside the first ultraviolet lamp case to sterilize and disinfect microorganisms or bacteria that may remain in the laundry and drum; And A drum washing machine having a sterilizing and deodorizing function comprising a first rubber packing interposed between the first ultraviolet lamp case and the first installation hole. The method of claim 1, wherein the second transparent window has a sterilization and deodorizing function characterized in that the opaque portion is formed so that the first ultraviolet ray generating means and the second ultraviolet ray generating means installed in the first transparent window is not exposed from the outside. Drum washing machine. delete The drum washing machine according to claim 1, wherein the first low pressure mercury lamp has a wavelength in a range of 250 nm to 253.7 nm. The drum washing machine according to claim 1, wherein the first low pressure mercury lamp is turned on after a predetermined time when the laundry is dried. The method according to claim 1, wherein the second ultraviolet ray generating means, A second installation hole drilled at the other end of one side of the first transparent window; A second ultraviolet lamp case inserted into the second installation hole; A second low pressure mercury lamp installed inside the second ultraviolet lamp case to sterilize and disinfect microorganisms or bacteria that may remain in the laundry and the drum; And Drum washing machine having a sterilization and deodorizing function comprising a second rubber packing interposed between the second ultraviolet lamp case and the second installation hole. The drum washing machine according to claim 6, wherein a wavelength of the second low pressure mercury lamp has a range of 180 nm to 184.9 nm. The drum washing machine according to claim 6, wherein the second low pressure mercury lamp is turned on after a predetermined time when the laundry is dried.

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