KR20060125397A - Deodorizing apparatus for dishwasher - Google Patents

Abstract

A deodorization apparatus for a dish washer is provided to deodorize bad smell effectively by passing the inner air containing the steam and stench through the deodorization filter of the inlet and outlet units of the condensing duct. A deodorization apparatus for a dish washer comprises deodorization filters(20) combined at inlet and outlet units(11,12) of a condensing duct(10) for repeatedly circulating the steam and stench generated at the cavity of the body by blowing force of a condensing fan(4) placed at the upper part of the cavity. A suction fan is arranged between the inlet and outlet units. The deodorization filter is combined at the outside of the suction fan. An opening and closing-type waterproof door is mounted in the cavity to open and close the suction fan.

Description

Deodorizer of dishwasher {DEODORIZING APPARATUS FOR DISHWASHER}

1 is a configuration diagram showing an example of the steam discharge system of the conventional dishwasher.

2 and 3 is a whole and main configuration showing another example of the steam discharge system of the conventional dishwasher.

Figure 4 is a longitudinal sectional view showing another example of a steam discharge system employed in a conventional dishwasher.

5 and 6 is a whole and main configuration showing an embodiment of the deodorizing device of the dishwasher according to the present invention.

7 and 8 is a whole and main configuration showing another embodiment of the deodorizing device of the dishwasher according to the present invention.

9 and 10 are a whole and main configuration showing another embodiment of the deodorizing device of the dishwasher according to the present invention.

<Description of the symbols for the main parts of the drawings>

1: Body 1a: Cavity

2 door 4 condensation fan

10 condensation duct 11 inlet

12: outlet 20: deodorization filter

30: suction fan 40: retractable waterproof door

The present invention relates to a deodorizing device of a dishwasher, and in particular, as the internal air containing a large amount of water vapor and odor introduced through the condensation fan passes through the deodorization filter of the inlet and the outlet of the condensation duct step by step, the odor component is deodorized. In addition, the condensation of water vapor on the surface of the filter with a large specific surface area can also occur quickly and effectively.Both bacteria and viruses contained in the air are adsorbed and sterilized in the filter to reduce further contamination and food decay. The present invention relates to a deodorizing device of a dishwasher which removes moisture, odors and odors so that contamination of a kitchen or a living space is greatly reduced.

As shown in FIG. 1, a commercially available dishwasher has a blowing force of a discharge fan 3 having steam and odor gas A generated in the cavity 1a of the main body 1 located above the cavity 1a. It is configured to be discharged through the discharge port (2a) formed in the door 2 by, and after the washing, rinsing and drying process is finished, the air (A) containing the water vapor and odor gas remaining in the inside is discharged directly Or condensation to dry.

At this time, the air of the cavity 1a of the dishwasher always coexists not only with water vapor due to the use of hot water, but also with odor from food waste and odor coming from the drain, and the internal air is discharged after the process is completed. 3) In case of direct discharge to the outside, rapid moisture removal and drying are expected, but there is a limit of discharge speed in the case of the cavity (1a) sealed, and the air discharged to the outside contains moisture and odor, It will pollute the living space.

Another conventional type of dishwasher is to condense and dry internal air by using a condensation fan and a condensation duct, as shown in FIGS. 2 and 3, and water vapor and odor gas (A) generated in the cavity 1a of the main body 1. Is repeatedly circulated through the inlet 11 and the outlet 12 of the condensation duct 10 which is formed inwardly of the door 2 by the blowing force of the condensation fan 4 located above the cavity 1a. In the process of repeatedly circulating the air (A) containing water vapor and odor gas, the water vapor condenses on the inner wall of the condensation duct 10, collects in the water droplets to the bottom of the cavity (1a) and the drain Is discharged through.

This method has no pollution to the living space as compared with the direct discharge method, but the odor or odor component contained in the internal air remains as it is, and sufficient and rapid removal of moisture may be insufficient due to circulation.

In addition, a conventional dishwasher of another type, as shown in Figure 4 sump (2) for collecting the water supplied to the central lower end of the washing tank (1), and one side of the sump (2) is a washing wing (3) It is provided with a washing motor (4) for sending, the washing motor (4) is to send the water of the sump (2) through the lower nozzle guide to the lower washing blade (3).

The lower washing blade (3) has a spray hole is formed to spray water to the dish shelf 12 in the washing tank (1) while rotating by the injection force of the washing water, one side of the sump (2) There is a drain pump 13 for discharging the water to the outside, between the washing tank (1) and the lower washing blade (3) is provided with a heater (14) for heating the water supply.

On the other hand, the water supply valve (5) is supplied to the washing tank (1) through the air guide (7), if a certain level of water is supplied to the washing tank (1), a constant resistance is detected by the water level sensor to the controller (9) The water supply is shut off.

In addition, after washing and draining, the heater 14 is operated to dry the water (humidity) in the washing tank 1 to heat the internal air, and the blower fan 6 installed at the outside of the washing tank 1 is operated to wash the tank (1). The air is supplied into the tank and the hot and humid air in the washing tank 1 is discharged to the outside through the exhaust port 8 formed on the outer case 10 on the front of the product. This process is repeated until a predetermined drying effect is obtained.

As described above, the dishwasher shown in FIG. 4 also has a problem of polluting the kitchen or living space because the air discharged to the outside includes a bad smell.

The present invention has been devised to solve the above-mentioned problems and defects, and the internal air containing a large amount of water vapor and odor introduced through the condensation fan passes through the deodorization filter of the inlet and outlet of the condensation duct step by step. In addition, the odor component is deodorized, and condensation of water vapor occurs on the surface of the filter having a large specific surface area quickly and effectively, and various bacteria and viruses contained in the air are adsorbed on the filter and sterilized to remove additional contamination and food residues. The purpose of the present invention is to provide a deodorizing device for a dishwasher, which can reduce corruption, and also remove moisture, odors, and odors, thereby greatly reducing contamination of a kitchen or a living space.

Another object of the present invention is to provide a deodorizing device of the dishwasher by installing a suction fan between the inlet and outlet of the condensation duct to improve the drying efficiency and deodorization efficiency by the suction fan, the back flow of odor is blocked. will be.

In order to achieve the above object, the deodorizer of the dishwasher according to the present invention applies an air circulation method to improve the cooling, deodorizing and drying performance of the inside of the dishwasher, and the washing, rinsing and drying processes of the dishwasher are completed. Afterwards, the filter is used to remove odors and odors remaining inside, and the existing steam condensation duct is used to install the filter, and an additional suction fan is installed to increase the deodorization, cooling, and drying effects.

The deodorizing filter has a catalyst to support the antibacterial and sterilizing function to support the catalyst to prevent the growth of microorganisms and bacteria.

The deodorizing filter may be washed with water and coated with carbon material on its own carbon material such as activated carbon and activated carbon fiber or on a base material such as sponge, urethane, or nonwoven fabric.

In the deodorizing filter, a filter carrying or coating a functional catalyst is used for antibacterial and sterilizing function and odor decomposition function.

Examples of the catalyst include one or two or more metals such as Ni, Co, Fe, Cu, Cr, Mg, Mo, Zn, Ba, Au, Ag, Pd, Pt, Ru, Mn, Ti, and compounds thereof. It consists of a catalyst consisting of.

In addition, it is preferable that a flush filter is used for the deodorization filter.

More specifically, the deodorizing device of the dishwasher according to the present invention is the inlet and outlet of the condensation duct formed inside the door by the blowing force of the condensation fan located in the upper portion of the cavity and water vapor generated in the cavity of the main body Deodorization filters are respectively coupled to the inlet and outlet of the condensation duct configured to circulate repeatedly through the unit.

In addition, a suction fan is added between the inlet and the outlet of the condensation duct, the deodorizing filter is coupled to the outside of the suction fan, and is configured to be provided with an openable waterproof door for opening and closing the suction fan inside the cavity.

In addition, it is preferable that a flush filter is used for the deodorization filter.

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

5 and 6 show the whole and the main configuration showing an embodiment of the deodorizing device of the dishwasher according to the present invention, as shown in the deodorization device of the dishwasher according to the invention as shown in FIG. The inflow of the condensation duct 10 which is formed inside the door 2 by the blowing force of the condensation fan 4 located in the upper portion of the cavity 1a to the water vapor and odor gas (A) generated in the cavity (1a) It is configured to circulate repeatedly through the portion 11 and the outlet 12, the deodorizing filter 20 is coupled to the inlet 11 and outlet 12 of the condensation duct 10, respectively have.

The deodorizing apparatus of the dishwasher according to the present invention has a structure in which a deodorizing filter 20 is additionally installed while using the condensation fan 4 and the condensation duct 10, and the carbon-based deodorizing filter 20 carrying the catalyst is provided. It is additionally installed in the inlet 11 and the outlet 12 of the condensation duct 10.

The deodorizing filter 20 may use activated carbon or activated carbon fiber base material as it is, may be applied to the carbon material coated or supported on the base material such as urethane, sponge, non-woven fabric, it is recommended that the washable (水洗) do.

The deodorizing filter 20 contains a catalyst made of metals such as Ni, Co, Fe, Cu, Cr, Mg, Mo, Zn, Ba, Au, Ag, Pd, Pt, Ru, Mn, Ti, and compounds thereof. , 2 or more types can be combined.

Deodorizer of the dishwasher according to the present invention is a deodorizing filter of the inlet 11 and outlet 12 of the condensation duct 10, the internal air containing a large amount of water vapor and odor introduced through the condensation fan (4) In step 20), the malodorous component is deodorized, and condensation of water vapor on the surface of the filter having a large specific surface area can also occur quickly and effectively.

In addition, since the deodorizing filter 20 carries a catalyst capable of decomposing antibacterial and sterilizing or malodorous components, various bacteria or viruses contained in the introduced air are adsorbed to the filter and sterilized to further reduce contamination and decay of food waste. Can be.

In addition, since the drying step is basically a high temperature, the activity of such a catalyst can be more active, and because it is a filter that can be washed with water, natural washing may occur by condensed water.

7 and 8 are the overall and main configuration showing another embodiment of the deodorizing device of the dishwasher according to the present invention, as shown in the deodorization device of the dishwasher according to the present invention is a cavity ( The inlet of the condensation duct 10 is formed inside the door 2 by the blowing force of the condensation fan 4 located in the upper portion of the cavity (1a) and the water vapor generated in 1a ( 11) and configured to repeatedly circulate through the outlet 12, the suction fan 30 is added between the inlet 11 and the outlet 12, the inlet of the condensation duct 10 The deodorizing filter 20 is couple | bonded with the part 11 and the outflow part 12, respectively.

7 and 8 in the deodorizing device of the dishwasher according to another embodiment when the drying and deodorization using the condensation fan 4 and the condensation duct 10 is not enough, the outside air can be introduced. By installing the suction fan 30 is to increase the effect. Here, the suction fan 30 serves to introduce external air into the cavity 1a, and inside the cavity 1a is provided with an openable waterproof door 40 for opening and closing the suction fan 30 to wash and rinse. Opening and closing the waterproof door 40 is opened in the drying process without exposing the inside, and the suction fan 30 is driven, when the suction fan 30 is driven relatively dry and clean outside air is faster than the air inside the cavity (1a) Flows into the air and gives positive circulation.

Therefore, a larger amount of air circulates faster than when only the condensation fan 4 is used, so that deodorization and condensation are effectively performed.

In addition, when the suction fan 30 is driven, the air circulation speed is increased to increase the discharge speed of air at the bottom of the condensation duct 10. In addition, since the external, relatively low-temperature air flows in, it becomes possible to dry the water droplets condensed on the inner wall of the cavity 1a which may be insufficient only by condensation and to quickly drop the temperature.

In addition, increasing the drying temperature and lowering the temperature inside the cavity 1a can greatly reduce the humidity and moderate temperature remaining after driving, and also reduce the propagation and decay of viruses or bacteria caused by food waste. It is also advantageous for poetry.

9 and 10 are the overall and main components showing another embodiment of the deodorizing device of the dishwasher according to the present invention, as shown in the water vapor and odor gas generated in the cavity (1a) of the main body (1) (A) the inlet 11 and the outlet 12 of the condensation duct 10 which is formed inward of the door 2 by the blowing force of the condensation fan 4 located above the cavity 1a. Is configured to circulate repeatedly through, the inlet 11 and the outlet portion 12 is configured to add a suction fan 30, the inlet 11 and outlet 12 of the condensation duct 10 Deodorization filter 20 is coupled to each other, and the deodorization filter 20 is coupled to the outside of the suction fan (30).

When the deodorizing filter 20 is further added to the outside of the suction fan 30 as described above, when excessive positive pressure is applied to the inside of the cavity 1a by the suction fan 30, the internal air is sucked into the suction fan 30. In this case, the internal air has a large amount of moisture and odor components. Therefore, as shown in FIGS. 9 and 10, when one more deodorization filter 20 is mounted on the outside of the suction fan 30, the detained air is The deodorization filter 20 is introduced again into the cavity 1a by the pressure loss, and only a part of the deodorization filter 20 is discharged to the outside. At this time, the moisture, odor, and odor components are removed once again by the deodorizing filter 20 mounted, thereby greatly reducing the contamination of the kitchen or living space.

In the deodorizer of the dishwasher according to the present invention, the internal air containing a large amount of water vapor and odor introduced through the condensation fan passes through the deodorization filter of the inlet and the outlet of the condensation duct step by step, and the odor component is deodorized, and the wide ratio Condensation of water vapor on the surface of the filter having a surface area also has the advantage that it takes place quickly and effectively.

In addition, since the deodorizing filter has a catalyst capable of decomposing antibacterial, sterilizing or odorous components, various bacteria or viruses contained in the inflowed air are adsorbed to the filter and sterilized to further reduce contamination and corruption of food waste. There is this.

In addition, since the drying step is basically a high temperature, the activity of the catalyst can be more active, and since the filter is washable, there is an advantage that the natural washing can occur by the condensed water.

In addition, since the drying step is basically a high temperature, the activity of the catalyst can be more active, and since the filter is washable, there is an advantage that the natural washing can occur by the condensed water.

In addition, when the suction fan is installed, a larger amount of air circulates faster than when only the condensation fan is used, so that deodorization and condensation are effectively performed, and the air circulation speed is increased to increase the discharge rate of air at the bottom of the condensation duct. Since the dry and relatively low temperature of the air flows in, there is an advantage that it is possible to dry the condensed water droplets on the inner wall of the cavity which can be insufficient only by condensation and to quickly drop the temperature.

Adding a deodorization filter to the outside of the suction fan also allows internal air to flow back through the suction fan if excessive positive pressure is applied to the inside of the cavity by the suction fan. Only a part is introduced and discharged to the outside through the deodorizing filter, the moisture, odor, and odor components are removed once again by the installed deodorizing filter has the advantage that the pollution to the kitchen or living space is greatly reduced.

Claims (9)

Condensation ducts formed in the inside of the door 2 by the blowing force of the condensation fan 4 located in the upper portion of the cavity 1a to the steam and odor gas (A) generated in the cavity (1a) of the main body (1) Deodorizing filter 20 is coupled to each of the inlet 11 and outlet 12 of the condensation duct 10 configured to circulate repeatedly through the inlet 11 and outlet 12 of the (10) Deodorizer of the dishwasher, characterized in that. The deodorizing apparatus of claim 1, wherein a suction fan (30) is added between the inlet (11) and the outlet (12) of the condensation duct (10). The deodorizing apparatus of claim 2, wherein the deodorizing filter (20) is coupled to the outside of the suction fan (30). The deodorizing apparatus of claim 2, wherein an openable waterproof door (40) for opening and closing the suction fan (30) is provided inside the cavity (1a). 4. The deodorizing apparatus of claim 1 or 3, wherein the deodorizing filter (20) is a carbon-based deodorizing filter carrying or coating a catalyst for its antibacterial, sterilizing and malodor decomposition functions. The deodorizer of claim 1 or 3, wherein the deodorizing filter (20) is activated carbon or activated carbon fiber carbon matrix. The deodorizer of claim 1 or 3, wherein the deodorizing filter (20) is coated or supported with a carbon material on a base material such as urethane, sponge, nonwoven fabric, and the like. The deodorizing filter (20) according to claim 1 or 3, wherein the deodorizing filter (20) includes Ni, Co, Fe, Cu, Cr, Mg, Mo, Zn, Ba, Au, Ag, Pd, Pt, Ru, Mn, Ti, and the like. A deodorizing apparatus for a dishwasher, characterized in that a metal and a compound thereof contain one or two or more catalysts. 4. The deodorizing apparatus of claim 1 or 3, wherein the deodorizing filter (20) is a flush filter.

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