KR101763890B1

KR101763890B1 - Detergent-free dishwasher

Info

Publication number: KR101763890B1
Application number: KR1020150094682A
Authority: KR
Inventors: 강성모
Original assignee: (주)이코존
Priority date: 2015-07-02
Filing date: 2015-07-02
Publication date: 2017-08-01
Also published as: KR20170004392A

Abstract

The present invention relates to an upper body (10) operated in an upward or downward direction; And a lower body 20 including a water tank 100, a control unit 200 and a cleaning unit 300 which are disposed in the lower direction of the upper body 10. In the dishwasher, (110) formed in the lower body (20) and capable of coupling and replacing the filter housing (140); A sloped surface 120 inclined to facilitate the drainage; And a drain (130) formed at a position corresponding to a lower end of the inclined surface (120) of the side surface of the water tub (100) and discharging water. will be.
The present invention relates to a dishwasher, and more particularly, to a dishwasher capable of improving the quality of water by providing a filter housing filled with a ceramic ball in the dishwasher, will be.
The present invention also relates to a dishwasher which is equipped with an absorbance meter inside a dishwasher and can measure the degree of sterilization of the dishwasher according to the absorbance of water after washing the dishwasher.

Description

DETERGENT-FREE DISHWASHER "

The present invention relates to an upper body (10) operated in an upward or downward direction; And a lower body 20 including a water tank 100, a control unit 200 and a cleaning unit 300 which are disposed in the lower direction of the upper body 10. In the dishwasher, (110) formed in the lower body (20) and capable of coupling and replacing the filter housing (140); A sloped surface 120 inclined to facilitate the drainage; And a drain (130) formed at a position corresponding to a lower end of the inclined surface (120) of the side surface of the water tub (100) and discharging water. will be.

The present invention relates to a dishwasher, and more particularly, to a dishwasher capable of improving the quality of water by providing a filter housing filled with a ceramic ball in the dishwasher, will be.

The present invention also relates to a dishwasher which is equipped with an absorbance meter inside a dishwasher and can measure the degree of sterilization of the dishwasher according to the absorbance of water after washing the dishwasher.

In general, a dishwasher is widely used in a general restaurant or the like which handles a large amount of dishes, since the dishwasher is operated in a state in which the dishwasher is housed in a device provided with a detergent and a washing water supply device and the dishwasher is automatically cleaned during a predetermined washing time. Due to its convenience, it is increasingly becoming a daily necessity in the home, and its use is expanding.

Dishwashers are for home use and mass cooking.

For home use, there is a small desk-top type that is used directly with hot water equipment such as automatic hot water type floor mounted type and instant hot water boiler, all of which are automatic type. They wash the dirty material with the detergent solution by each spraying method and dry it after finishing washing. It can also be used as a storage room and can be expected to have a sterilizing effect depending on the hot water and cleaning effect.

There are ultrasonic vibration type and injection type conveyor type for mass cooking.

However, in the conventional dishwasher, the detergent or rinse may be left on the tableware by using detergent and rinse to detrimentally affect the human body, or the dishwasher user may experience inconvenience due to an artificial odor of detergent or rinse.

Accordingly, it is necessary to develop a dishwasher having excellent cleaning effect without using detergent or rinse.

With respect to the conventional dishwasher having a filter, Patent Document 10-0856782 describes a filter assembly for a dishwasher and a dishwasher having the filter assembly.

In the dishwasher according to the related art, since the tubular filter portion is installed through the plate-shaped filter portion, the entire area inside the filter frame is formed with a filtering area for filtering foreign substances contained in water circulated by the tableware, The amount of water to be supplied to the washing water is increased and the circulation efficiency of the water is improved.

Further, it is described that the case where the foreign substance covers the entire filtering area to block the filter can be greatly reduced.

However, the conventional dishwasher functions to filter out foreign substances contained in the water circulated by the dishware, and there is no description that it is not necessary to use a detergent. Furthermore, after the dishwasher is washed, It is impossible to verify the washing effect of the dishware.

Therefore, it is required to develop a dishwasher capable of measuring the degree of sterilization of a dishwasher after cleaning, since it does not require the use of a detergent.

Patent Registration No. 10-0856782 (Aug. 29, 2008)

SUMMARY OF THE INVENTION It is an object of the present invention to provide a filter housing in a dishwasher and to provide a filter housing for washing water, The present invention provides a dishwasher which does not use a detergent that can improve the quality of water.

Another object of the present invention is to provide a dishwasher which does not use a detergent which is equipped with an absorbance meter in the dishwasher to measure the absorbance of water and measure the degree of sterilization of the dishwasher.

In order to solve the above problems, the present invention provides an upper body 10 operated in an upward or downward direction; And a lower body 20 including a water tank 100, a control unit 200 and a cleaning unit 300 which are disposed in the lower direction of the upper body 10. In the dishwasher, (110) formed in the lower body (20) and capable of coupling and replacing the filter housing (140); A sloped surface 120 inclined to facilitate the drainage; And a drain (130) formed at a position corresponding to a lower end of the inclined surface (120) and discharging water from the side surface of the water tub (100). To solve technical problems.

The dishwasher not using the detergent according to the present invention includes a filter housing filled with a ceramic ball, so that harmful substances and heavy metals in dishes can be adsorbed and decomposed.

Therefore, it has the effect of eliminating foodborne pathogenic bacteria of the tableware, having a strong sterilization and disinfection effect, and significantly reducing the smell of the tableware and dishwasher.

In addition, since the water becomes good water for washing, it is not necessary to use the detergent, so that an eco-friendly effect can be expected, and the water used for washing can be reused.

Also, the dishwasher not using the detergent according to the present invention has an absorbance measuring device inside, and has an effect of measuring the degree of sterilization of the tableware according to the absorbance of water after the dishwashing.

1 is a perspective view of a dishwasher according to the present invention.
FIG. 2 shows the construction of a water tank provided in the dishwasher according to the present invention.
FIG. 3 shows an example of the form of the filter support means when the filter housing is coupled to the water tank in the dishwasher according to the present invention.
FIG. 4 shows the structure of a filter housing coupled to a water tank in a dishwasher according to the present invention.
FIG. 5 shows a configuration of a control unit provided in the dishwasher according to the present invention.

The terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings and the inventor can properly define the concept of the term to describe its invention in the best possible way And should be construed in accordance with the principles and meanings and concepts consistent with the technical idea of the present invention.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and are not intended to represent all of the technical ideas of the present invention. Therefore, various equivalents And variations are possible.

Before describing the present invention with reference to the accompanying drawings, it should be noted that the present invention is not described or specifically described with respect to a known configuration that can be easily added by a person skilled in the art, Let the sound be revealed.

1 is a perspective view of a dishwasher according to the present invention.

The dishwasher according to the present invention comprises an upper body (10) and a lower body (20).

The upper body 10 is moved up and down, and a dishwasher to be cleaned by opening and closing the dishwasher can be put in or out.

That is, when the knob shown in FIG. 1 is lifted up, the folding type opening and closing connecting means formed at the end of the upper body 10 is opened and the dishwasher is opened. When the knob is lowered, the folding opening and closing connecting means is folded, Closed.

The upper surface of the upper body 10 is designed to have a hot water nozzle 310 so that the water to be cleaned can be sprayed from above.

The hot water nozzle 310 of the upper body 10 may be omitted according to the design conditions.

The lower body 20 is provided with a washing unit 300, a water tub 100, and a control unit 200.

The washing unit 300 is provided on the upper surface of the lower body 20 and is a place where the dishware is washed and dried by placing a dish basket on which the dishes to be washed are placed.

The main components are a hot water nozzle 310, a hot air nozzle 320, and a catch 330.

The hot water nozzle 310 is a place where water is sprayed for washing dishes, and water is directly sprayed on the tableware to remove foreign matter on the surface of the tableware to be cleaned.

The hot air nozzle 320 is a place where hot air is sprayed when hot air is dried, and the moisture remaining in the tableware is evaporated.

The catchment 330 collects all the water used for the primary and secondary washing into the catchment, through the inlet of the catchment chamber 250 where the dishes after washing are collected. Thereafter, the collected water flows down to the water collecting chamber 250, and is discharged to the water tub 100 through the water collecting pipe 252 through the absorbance meter 251 (see FIG. 5).

FIG. 2 shows the construction of a water tank provided in the dishwasher according to the present invention.

The water tank 100 is provided inside the dishwasher and includes a filter coupling unit 110, a drain 130 through which water is discharged from the water tank 100, a slope 120, A collecting water inlet 160, and a hot water inlet 150. As shown in FIG.

The filter coupling part 110 is located in the water tub 100 and the filter housing 140 is coupled thereto.

The filter housing 140 will be described in detail in Fig.

The drain 130 is located at the lower end of the water tank 100 to facilitate drainage in the water tank 100.

2, the inclined surface 120 is inclined by a predetermined angle toward the direction of the drain 130, so that water can be easily discharged when the water in the water tank 100 is discharged.

At this time, the predetermined angle is sufficient to be inclined so that water in the water tank 100 is discharged through the drain 130, and preferably, the slope 120 is inclined at a slope of about 10 to 30 degrees with respect to the bottom surface of the dishwasher. Lt; / RTI >

The water tube inlet 160 is an inlet through which the collected water flows into the water tub 100. The hot water tube inlet 150 is an outlet through which the water passing through the filter housing 140 is discharged for washing.

The filter housing 140 can be supported by the filter support means 114 when coupled to the filter engagement portion 110, which will be described with reference to FIG.

FIG. 3 shows an example of the form of the filter support means when the filter housing is coupled to the water tank in the dishwasher according to the present invention.

The filter coupling portion 110 where the filter housing 140 is coupled to the water tub 100 includes a filter coupling portion inlet 111, a filter coupling portion door 112 fastened to one side of the inlet thereof, (114).

The filter housing 140 is inserted into the filter coupling portion inlet 111 and the filter coupling portion door 112 is connected to the water tub 100 by the door coupling portion 113.

The filter coupling portion door 112 is provided with a key insertion portion 111a so that only a manufacturer can open and close the filter coupling portion. In addition, the side surface of the lower body 20 can be opened or closed so that the manufacturer can open or close the filter housing 140 when cleaning or changing the filter.

3 (a) and 3 (b) show an example of a filter supporting means 114 protruding by a predetermined length, where a predetermined length is sufficient so long as the filter housing 140 can be supported.

However, if the filter support means 114 is designed to prevent water from passing through, it may have a length of about 1 to 3 cm. If the filter support means 114 is designed to allow water to pass through the water, the filter housing 140 is supported A sufficient length is enough.

The material of the filter receiving means 114 may be made of metal such as plastic, stainless, or rubber.

FIG. 4 shows the structure of a filter housing coupled to a water tank in a dishwasher according to the present invention.

The filter housing 140 is coupled to the filter coupling part 110 in the water tub 100 and improves the quality of water supplied from the outside. The filter housing 140 may be made of plastic, stainless steel, rubber, or the like And the inside of the filter housing 140 is composed of a ceramic ball receiving net 141, a ceramic ball 142, and a ring 143.

The ceramic ball receiving nets 141 may be in the form of a net, and may be composed of about 80 meshes, and the ceramic balls 142 are accommodated therein.

The ceramic ball 142, which is accommodated in the ceramic ball receiving nets 141 and improves the quality of water in direct contact with water supplied from the outside, is formed into a ball shape, and is subjected to sintering at a temperature of 600 ° C to 800 ° C .

The ceramic ball 142 manufactured in this manner is filled in the filter housing 140 and directly contacts the water to improve the quality of water supplied to the dishwasher.

The ceramic ball 142 may include anhydrous silicic acid (SiO ₂ ), calcium oxide (CaO), aluminum oxide (Al ₂ O ₃ ), and tourmaline.

Specifically, 30 to 50% by weight of silica (Si0 _2), calcium (CaO) 30% to 50% by weight oxide, aluminum _{(2 O 3 AL) 10 ~} 25% by weight oxide, tourmaline (tourmaline) 5 ~ 10% by weight and And 0.5 to 7% by weight of other components.

Other components include yttrium (Y), gadolinium (Gd) and lanthanum (La), which are rare earth minerals (rare metals), such as titanium (Ti), selenium (Se), germanium Based mineral elements.

Anhydrous silicic acid (SiO ₂ ) and aluminum oxide (Al ₂ O ₃ ) are 300 to 600 mesh particles, which are porous and biocompatible. It maintains the vitality of the cells by regulating the development and physiological functions of the living body, radiates minerals leaching, ion exchange action and far infrared rays to prevent and treat various diseases of the organism, and has effects of detoxification, growth promotion and freshness maintenance , And adsorbs and decomposes harmful substances and heavy metals by strong adsorption action, thereby eliminating the cause of corruption.

Calcium oxide (CaO) is an inexpensive natural minerals and can be mass-produced. It is a particle of 300 ~ 500 mesh and it is an essential element of biochemical balance. It has anti-bacterial coating effect by negative ions and minerals, It is used to remove germs, fungi, bacteria and causative bacteria of food poisoning by alkaline cleaning force generated when it comes into contact with water, and effectively sterilize various corrupt groups, disease bacteria and viruses by the effect of strong sterilization and disinfection.

Tourmaline is a 300-500 mesh particle that is superconducting to attract dust when heated and also called tourmaline.

When tourmaline is in contact with water, the water component is changed into weak alkaline water, which is not only irritating to the skin, but also changed into mineral-rich water, which is good for skin care. It can purify the blood by activating cell function and immune function, has autonomic nervous stabilization function, is excellent in moisturizing effect, and has foreign matter and odor stuck in the drain port remarkably And the detergent is used as the detergent, thereby reducing the amount of the detergent used and promoting the removal of the odor of the pet and the growth of the biological growth.

Other components are mineral sources for bio-active purposes, such as titanium (Ti), selenium (Se), germanium (Ge) and manganese (Mn), or rare earth minerals such as rare earth minerals (rare metals) , Gadolinium (Gd) and lanthanum (La) can be used.

Titanium (Ti), selenium (Se), germanium (Ge) and manganese (Mn) series of rare earth minerals (noble metals) are 300 to 500 mesh particles and are active and antibiotic.

Yttrium (Y), gadolinium (Gd), and lanthanum (La), which are rare earth minerals, are 300 to 500 mesh particles in active promoting type.

The ring 143 is a means for the ceramic ball receiving net 141 to be fixed to the filter housing 140. A ceramic ball receiving net 141 in the form of a net as shown in FIG. Can be fixed.

FIG. 5 shows a configuration of a control unit provided in the dishwasher according to the present invention.

The control unit 200 is provided inside the lower body 20 to control the operation of the dishwasher according to the present invention. The control unit 200 controls the supply and drainage of water, the temperature control, the drying control, the cleaning time control, And absorbance measurement.

The control unit 200 includes a hot water heater 210, a hot water pipe 211, a hot water nozzle connecting unit 212, a drying unit 220, a hot air heater 221, an air inlet 222, a hot air nozzle connecting unit 223, A panel 230, a control interface 240, a water collecting chamber 250, an absorbance meter 251 and a collecting pipe 252.

In the dishwasher according to the present invention, a washing cycle, which is preferably performed by the control unit 200, will be described as follows.

First, water is sprayed at room temperature to wash the dishes. At this time, foreign matter such as food or the like remaining on the tableware falls into the food waste sludge screen provided in the washing section.

And the dishwasher is cleaned by spraying hot water through the hot water heater 210 in the second order.

The absorbance of the water immediately before the completion of the second washing is measured by the absorbance meter 251 during the second washing.

As a result of the absorbance measurement, when the green light is emitted, the tableware is dried and the entire washing process is terminated. When the red light is emitted, it may be re-executed from the first washing or the second washing depending on the user's choice.

Hereinafter, the detailed constitutional elements of the control unit 200 will be described in detail.

When the water flows into the water tub 100 through the hot water pipe 211, the inflow water is heated by the hot water heater 210 during the second washing. At this time, the hot water heater 210 has an instantaneous hot water function, so that water can be heated rapidly during the secondary washing, and the water temperature can be about 70 ° C.

The water passing through the hot water heater 210 flows into the hot water nozzle connecting portion 212 and is sprayed to the hot water nozzle 310 to perform dishwashing.

The water after washing is collected in the water collecting chamber 250 through the water collecting port 330 and discharged to the water tub 100 through the water collecting pipe 252 through the absorbance measuring device 251.

At this time, the degree of sterilization of the tableware can be measured by measuring the absorbance of the collected water using the absorbance meter 251 in the water collecting chamber 250.

The absorbance measurement can be performed at the time of the first washing or the second washing, and it can be repeated or canceled according to the user's choice.

Absorbance refers to the amount of light absorbed when light is transmitted through the liquid, and the growth of microorganisms such as bacteria can be measured using the absorbance.

When the absorbance of the water is measured by the absorbance meter 251 to the control panel 230, the control panel 230 transmits the red or green light to the control interface 240 according to the sterilization standard.

The control interface 240 is provided on the outer surface of the lower body 20 and includes buttons for controlling washing and drying, temperature of water, measurement of absorbance, and instant stop function, and also includes a light emitting diode (LED) An indicator lamp is provided.

The LED indicator is set to emit green light when the sterilization degree is above the standard and to emit red light when the sterilization degree is below the standard.

When the LED indicator lights up green, the dishwasher can be dried and the washing operation can be terminated. In case of the red light emission, the first washing operation or the second washing operation is performed again according to the user's choice.

When the cleaned tableware is dried, the fan of the drying unit 220 operates, so that when the outside air is introduced through the intake port 222, the introduced air is heated by the hot air heater 221. The heated air flows into the hot air nozzle connecting portion 223 and is blown into the hot air nozzle 320.

At this time, the hot air heater 221 may be selectively provided, and the function thereof may be performed in the hot water heater 210.

When heated through the hot water heater 210, it may be heated with hot water or steam at 80 ° C or higher. To this end, the hot water heater 210 may further include means for generating steam.

In addition to the sterilization degree measurement function according to the absorbance, the control panel 230 also controls water supply and drainage control, water temperature control, drying control, cleaning time adjustment and instant stop function adjustment.

By providing the filter housing in which the ceramic ball is filled in the dishwasher, the function of the filter housing is not extinguished even when it is directly exposed to water, so that it is semi-permanent, and the ceramic is effective for preventing and treating various diseases, And can adsorb and decompose harmful substances and heavy metals in dishes.

In addition, the food-borne causative bacteria and the like of the tableware are removed, the effect of strong disinfection and disinfection is remarkable, the smell of tableware and dishwasher is remarkably reduced, and the detergent is water with good washing power.

1 to 5 are merely the main points of the present invention. As various designs can be made within the technical scope of the present invention, the present invention is limited to the configurations of Figs. 1 to 5 It is self-evident.

10: upper body 20: lower body
100: water tank 110: filter coupling part
111: Filter coupling part inlet 111a: Key insertion part
112: filter coupling portion door 113: door coupling portion
114: Filter support means
120: sloped surface 130: drain
140: Filter housing 141: Ceramic ball receiving network
142: ceramic ball 143: ring
150: hot water pipe inlet 160: water pipe inlet
200: control unit 210: hot water heater
211: hot water pipe 212: hot water nozzle connecting part
220: Drying section 221: Hot air heater
222: inlet port 223: hot air nozzle connection
230: Control Panel 240: Control Interface
250: House water chamber 251: Absorbance meter
252: house water pipe
300: washing section 310: hot water nozzle
320: hot air nozzle 330:

Claims

An upper body 10 operated in an upward or downward direction; And a lower body (20) including a water tank (100), a control unit (200), and a cleaning unit (300)
The water tank (100)
A filter coupling part 110 formed inside the lower body 20 and capable of coupling and replacing the filter housing 140;
A sloped surface 120 inclined to facilitate the drainage; And
And a drain (130) formed at a position corresponding to a lower end of the inclined surface (120) of the side surface of the water tub (100) and discharging water,
Inside the filter housing 140, a ceramic ball receiving net 141 is formed in the form of a net, a ceramic ball 142 housed in the ceramic ball receiving net 141 and in direct contact with water supplied from the outside, And a ring 143 formed at one side of the filter housing 140 for fixing the ceramic ball receiving nets 141 to the filter housing,
The control unit (200)
And is provided inside the lower body 20,
A hot water pipe 211 connected to the water tank 100 to allow water to flow into the water tank 100;
A hot water heater 210 for heating the inflow water by an instantaneous hot water function;
A hot water nozzle connection part (212) through which heated water flows;
A drying unit 220 provided inside the control unit 200 and equipped with a fan for introducing outside air;
An inlet port 222 as an inlet through which external air flows as the fan of the drying section 220 operates;
A hot air heater 221 for heating the introduced air;
A hot air nozzle connecting portion 223 through which heated air flows;
A water collecting chamber 250 provided inside the control unit 200 and collecting water after washing;
A collector pipe 252 connected to the water tank 100 and discharging water collected in the water collecting chamber 250 into the water tank 100;
An absorbance meter 251 for measuring the absorbance of water collected in the water collecting chamber 250;
And is provided on the lower surface of the control unit 200. The control unit 240 receives the measured absorbance value and transmits the light or the like such as red or green according to the sterilization standard to the control interface 240 and controls the supply and drainage of water, A control panel 230 for controlling the adjustment of the washing time and the instant stop function; And
A light emitting diode (LED) which is provided on the outer surface of the lower body 20 and has buttons for controlling washing and drying, temperature of water, measurement of absorbance, and momentary stopping function, And a control interface 240 having an indicator lamp,
The hot water heater (210)
The water is heated to 80 ° C to perform a drying function with steam,
The cleaning unit 300 includes:
And is provided on the upper surface of the lower body 20,
A hot water nozzle 310 for spraying room temperature water or hot water for washing dishes;
A hot air nozzle 320 through which hot air is blown when hot air is dried; And
(330), which is an inlet of a water chamber (250) in which water collected after washing the dishes is collected.

The method according to claim 1,
The filter housing 140 is filled with a ceramic ball 142 therein,
The ceramic ball 142 may include 30 to 50 wt% of anhydrous silicic acid (SiO ₂ ), 30 to 50 wt% of calcium oxide (CaO), 10 to 25 wt% of aluminum oxide (AL ₂ O ₃ ) 10% by weight, and 0.5 to 7% by weight of other components.

The method according to claim 1,
And a filter support means (114) protruded to support the filter housing (140) on an inner side surface of the water tub (100).

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The method according to claim 1,
The absorbance meter 251,
Wherein the sterilizing degree of the dishware can be measured by measuring the absorbance of the water collected in the water collecting chamber (250) after washing.

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