KR20080034233A - Dish washer - Google Patents

Abstract

A dishwasher is provided to simplify manufacturing processes and reduce manufacturing cost by changing a horizontal variable part and length variable parts of a condensation duct. A dishwasher comprises a door liner(50) having a center forming part(52) and a lower foaming part(51), a condensation fan assembly(100) placed at one side of the door liner, and a condensation duct(200). The condensation duct, which is connected to the condensation fan assembly, has a condensation variable part changing according to the type of foaming in the door liner, and a horizontal variable part changing the direction of the condensation duct to the left or right. The horizontal variable part is formed at the upper part of the condensation duct. The condensation variable part includes length variable parts for adjusting the length of the condensation duct.

Description

Dishwasher {Dish washer}

1 is a side cross-sectional view of a dishwasher according to the present invention.

Figure 2 is a perspective view of the door liner of the dishwasher equipped with a condensation duct according to the present invention.

Figure 3 is a perspective view of the condensation duct according to the present invention.

4 is a perspective view showing a horizontal variable according to the present invention.

Figure 5 is a perspective view showing a variable length in accordance with the present invention.

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

50: door liner 60: door cover

51: upper forming part 52: intermediate forming part

53: lower forming unit 100: condensation fan assembly

110: actuator 200: condensation duct

210: condensation variable part 220: horizontal variable part

230: length variable part

The present invention relates to a dishwasher, and more particularly, to a dishwasher including a condensation duct that is changeable so as to be mountable correspondingly even if the shape of the door liner and the door panel changes.

In general, the dishwasher is a household appliance that removes foreign matters such as food residues on the surface of the dish using washing water sprayed at a high pressure.

Conventional dishwashers include tubs to form a washing chamber in which dishes are accommodated and washed, a sump that is partially exposed to the bottom of the tub to store washing water, a washing pump mounted inside the sump to pump the washing water, and a washing chamber And a dish storage rack which is formed in the spray nozzle for dispensing the washing water and the dishes, and is installed to be pulled out or pulled out of the front of the washing chamber.

Conventional dishwasher having such a configuration, the washing water moved to the spray nozzle by the pumping action of the washing pump mounted inside the sump to be sprayed at a high pressure from the injection hole included in the spray nozzle, washing with the washing water sprayed at high pressure A washing process is carried out so that the foreign material such as food wastes on the table falls to the bottom of the tub by hitting the surface of the tableware accommodated in the thread. In addition, the conventional dishwasher allows hot and dry air to flow into the washing chamber when the washing process is completed, so that water remaining on the surface of the dishware accommodated in the washing chamber is removed.

Meanwhile, in the conventional dishwasher, a condenser including a condensation duct is formed between the door liner and the door cover of the dishwasher in order to process the wet steam generated during the drying process.

However, the material and shape of the condensation duct of the conventional dishwasher is invariable. Accordingly, when the shape of the door liner and the door cover is changed, there is a problem of producing a new variable condensation duct.

And since the shape of the door liner and the door cover is changed, the variable condensation duct of a new shape must be produced each time, which makes the conventional dishwasher complicated and increases the manufacturing cost.

Accordingly, an object of the present invention has been proposed to solve the problems described above, the object of the present invention is to provide a dishwasher including a condensation duct that is variable to be mounted correspondingly even if the shape of the door liner and the door cover changes. It is done.

The dishwasher according to the present invention for achieving the object of the present invention as described above is a foaming door liner; A condensation fan assembly provided at one side of the door liner; A condensation duct connected to the condensation fan assembly and having a condensation variable that is deformable according to the form of the foaming of the door liner is included.

According to the dishwasher according to the present invention, even if the shape of the door liner and the door cover is changed, the condensation variable part of the condensation duct may be varied and applied to the door liner and the door cover.

Hereinafter, specific embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the spirit of the present invention is not limited to the embodiments presented, and other embodiments included within the scope of other inventive inventions and the spirit of the present invention by addition, modification, and deletion of other components are not shown. You can easily suggest.

1 is a side cross-sectional view showing a dish washer according to the present invention.

Referring to FIG. 1, the dishwasher 1 according to the present invention is provided with a case 10 forming an outer shape of the dishwasher 1 and a washing room 13 installed inside the case 10. A tub 11 having a front opening, a sump 12 partially exposed and mounted on a bottom surface of the tub 11, an upper portion that is accommodated in and out of the washing chamber 13, and allows dishes to be stored The rack 12 and the lower rack 13, the lower nozzle 16 for spraying the washing water from the lower side of the lower rack 13 toward the lower rack 13, the upper rack 12 and the lower rack An upper nozzle 15 positioned between the lower rack 13 and the upper rack 12 to spray washing water toward the lower rack 13 and the upper rack 12; Top nozzle 17 for spraying the washing water toward the upper surface of the sump 20 is connected to a central portion of the upper surface of the sump 20, and the lower nozzle 16 is provided with washing water. The lower nozzle connector 22 to lock, and the water guide 14 and the washing chamber connected to the upper one side of the sump 20 to provide the washing water to the upper nozzle 15 and the top nozzle 17 A door 40 for opening and closing the front of the 18 is included.

In detail, the sump 20 is partially exposed and mounted on the bottom surface of the tub 11 in which the washing chamber 18 is formed. In addition, a washing pump (not shown) is formed in the sump 20 to pump the washing water. In addition, a washing motor 23 driving the washing pump is installed under the sump 20. In more detail, the washing pump is driven by driving the washing motor 23. Accordingly, the wash water stored in the sump 20 is forcibly moved to the lower nozzle connector 22 and the water guide 14.

And the side wall of the washing chamber 18 is provided with a rail not shown in the drawing so that the upper rack 12 and the lower rack 13 can be moved forward and backward. Accordingly, the user can open the door 40 to withdraw or withdraw the upper rack 12 and / or the lower rack 13 to the front.

In addition, the water guide 14 is installed on the rear wall of the washing chamber 18 so that the washing water pumped from the sump 23 may be moved to the top nozzle 17 and the upper nozzle 15.

In addition, the lower nozzle connector 22 connected to the central portion of the upper surface of the sump 20 allows the washing water pumped from the sump 20 to move to the lower nozzle 16.

In addition, inside the door 40 including the door liner 50 and the door panel 60, when the dish washing machine 1 performs a drying process, the wet steam in the washing chamber 18 is transferred to the washing chamber ( An actuator 110 (see FIG. 2) to selectively discharge to the outside of 18), a condensation fan assembly 100 for forcedly blowing the wet steam, and a condensation duct 200 for condensing water in the wet steam are installed.

On the other hand, the condensation fan assembly 100, the actuator 110 and the condensation duct 200 will be described in detail later.

Hereinafter will be described the operation of the dishwasher 1 according to the present invention.

First, the user pulls the door 40 of the dishwasher 1 to open the washing chamber 18, and the upper rack 12 and / or the lower rack 13 outside the washing chamber 18. Withdraw Tableware is stored in the upper rack 12 and / or the lower rack 13. Next, the door 40 is closed to close the washing chamber 18, and power is applied to the dish washer 1.

In this case, power is applied to the dishwasher 1 to perform a washing process. In detail, the washing water is introduced into the sump 20 from the water source. After a certain amount of washing water is introduced into the sump 20, the washing motor 23 is operated. Subsequently, the washing pump is driven so that the washing water in the sump 20 is pumped to the lower nozzle connector 22 and the water guide 14. Then, the wash water pumped by the water guide 14 is finally moved to the top nozzle 17 and the upper nozzle 15 is injected into the washing chamber 18. The dishes stored in the upper rack 12 and / or the lower rack 13 are washed by the washing water sprayed in this way.

Here, the top nozzle 17 sprays the washing water vertically downward, and the upper nozzle 15 sprays the washing water vertically upward. Accordingly, the dishes stored in the upper rack 12 is washed.

The lower nozzle 16 sprays the washing water upwards. Accordingly, the lower side of the tableware accommodated in the lower rack 13 is washed. In addition, the upper nozzle 15 has a spray hole formed on the bottom surface and the upper surface of the upper nozzle 15 to allow the washing water to be sprayed in both up and down directions. Accordingly, the upper side of the tableware accommodated in the lower rack 13 and the lower side of the tableware accommodated in the upper rack 12 are simultaneously washed.

Subsequently, when the above washing process is completed, the rinsing process is performed. Accordingly, the washing water is drained to the outside and the clean washing water is introduced into the sump 20 again. Subsequently, washing water is sprayed through the spray nozzles 15 and 16 in the same manner as the washing process. As a result, the detergent or foreign matter remaining on the surface of the dish is removed by the clean washing water re-introduced.

When the rinsing process is completed, a drying process is started to dry the dishes placed inside the washing chamber 18. When the drying process is started, the actuator 110 is opened while hot dry air is introduced into the washing chamber 18. In addition, the condensation fan assembly 100 is operated to suck moisture vapor from the washing chamber 18 and to discharge the condensation duct 200. Accordingly, as the wet steam passes through the condensation duct 200, water is condensed on the inner wall of the condensation duct 200 to change into dry air.

Meanwhile, the water condensed on the inner wall of the condensation duct 200 is moved downward by gravity and flows into the washing chamber 18 through the lower end of the door 40. Water introduced in this way is introduced into the sump (20).

Hereinafter, the door liner 60 and the condensation duct 200 will be described in detail with reference to the accompanying drawings.

Figure 2 is a perspective view showing the back of the door liner of the dishwasher equipped with a condensation duct according to the present invention. Here, the rear surface of the door liner 60 means that the surface facing the door cover 60.

Referring to FIG. 2, the door liner 50 according to the present invention includes an upper forming part 51 formed on an upper portion of the door liner 50, and an intermediate forming part formed on a central portion of the door liner 50. 52 and a lower forming part 51 formed below the door liner 50.

In detail, a part of the intermediate forming part 52 is formed with a detergent box exposure opening 53 which is selectively opened toward the cleaning chamber 18. Through the detergent box exposure port 53, the user can replenish the detergent or rinse in the detergent box. The detergent and / or the rinse are discharged into the washing chamber 18 when the dish washing machine 1 performs the washing process or the rinsing process through the detergent box exposing opening 53.

In addition, a wet steam outlet (not shown) is formed at one side of the upper forming part 51 to allow high temperature and humid air to flow out of the tub 11.

An actuator 110 is formed at the wet steam outlet to open and close the wet steam outlet. One side of the actuator 110 is provided with a condensation fan assembly 100 to force the wet steam flowing out of the actuator 110 to be forced.

In detail, the actuator 110 is opened when the dishwasher 1 performs the drying process so that the wet steam in the tub 11 flows into the condensation fan assembly 100.

The condensation fan assembly 100 includes a condensation fan housing 120 and a condensation fan motor 130. In detail, the condensation fan housing 120 includes a space for accommodating the condensation fan therein, one side of which is connected to the actuator 110 and the other side of which is connected to the variable condensation duct 200. In addition, a condensation fan motor 130 for rotating the condensation fan is coupled to the outside of the condensation fan housing 120. And a side of the condensation fan housing 120 is connected to the condensation duct 200 for condensing the wet steam flowing out of the condensation fan housing 120. When the power is applied to the condensation fan motor 130, the condensation fan assembly 100 rotates the condensation fan, sucks wet steam from the actuator 110, and discharges the wet steam to the variable condensation duct 200.

Here, it will be noted that the position where the actuator 110 and the condensation fan assembly 100 are formed may be moved from the upper forming part 51 to meet the specifications of the product. In other words, in the exemplary embodiment of the present invention, it is shown that the door liner 50 is formed on the upper left side with reference to the drawings. However, the present invention is not limited thereto, and the door liner 50 may be formed in the upper center of the door liner 50.

A lower forming part 58 having a long axis D of a predetermined length and a short axis d of a predetermined length is formed below the door liner 50. In detail, the long axis D and the short axis d are formed to correspond to the lower rack 13. In other words, the long axis D corresponds to the horizontal length of the lower rack 13 when the lower rack 13 is viewed from the front, and the length of the short axis d is forward of the lower rack 13. When viewed from the formed length corresponding to the height. The lower forming unit 58 ensures more space in the washing chamber 18 of the dish washing machine 1, and with this, the strength of the door liner 50 is reinforced. In addition, a variable condensation duct installation space D1 is formed between the side end of the lower forming unit 58 and the side end of the door liner 50. By the variable condensation duct installation interval D1, a space in which the variable condensation duct 200 is installed when the door liner 50 and the door cover 60 are coupled to each other is formed.

On the other hand, here, the long axis (D) and the short axis (d) of the lower forming unit 58 will be noted that can vary depending on the specification of the dishwasher (1).

In addition, the variable condensation duct 200 is connected to the condensation fan assembly 100 and is installed in a space formed by the variable condensation duct installation interval D1.

Hereinafter, the variable condensation duct according to the present invention together with the drawings will be described in detail.

3 is a perspective view showing a variable condensation duct according to the present invention.

Referring to FIG. 3, the variable condensation duct 200 according to the present invention includes a wet steam inlet 205 for allowing the wet steam flowing out of the condensation fan housing 120 to flow as a pipe through which fluid flows, and a horizontal variable. Condensation variable unit 210 and condensate discharge port 206 for condensation water generated by the condensation variable unit 210 and the condensation variable unit 210 and the variable length unit 230 is condensed to generate condensate by steam condensation. ) Is included.

In detail, the wet steam inlet 205 includes an insertion part 207 and a hook 208 formed on an outer circumferential surface of the insertion part 207. The wet steam inlet 205 is the insertion portion 207 is inserted into the condensation fan housing 120 and the hook 208 is caught by the condensation fan housing 120, the condensation fan housing 120 ) Is combined.

In addition, the condensate outlet 206 is located at the lower end of the door 40 to allow the interior of the measurement unit 210 to communicate with the washing chamber 18.

In addition, the condensation variable part 210 includes at least one horizontal variable part 220 and at least one length variable part 230. In addition, the condensation variable part 210 has a small cross section and its cross section so that the wet steam flowing inside the condensation variable part 210 hits the inner wall of the condensation variable part 210 a plurality of times and grains. Large areas are alternately formed. The wet steam flowing along the inside of the condensation variable part 210 impacts the inner wall of the condensation part 210 a plurality of times to form condensed water on the inner wall. The condensate flows to the lower side of the variable condensation duct 200 and is discharged to the condensate outlet 206 and collected at the bottom of the tub 11, and the collected condensate is introduced into the sump 20.

On the other hand, while condensate is formed and introduced into the sump 20, the air in the washing chamber 18 is changed to dry air, and the dishes accommodated in the washing chamber 18 are dried.

Hereinafter, the horizontal variable part 220 and the length variable part 230 will be described in detail with reference to the accompanying drawings.

4 is a perspective view showing a horizontal variable according to the present invention.

4, the horizontal variable portion 220 according to the present invention is formed on the upper side of the condensation duct 200. In detail, the horizontal variable part 220 is positioned above the condensation variable part 210.

In detail, the horizontal variable part 220 is implemented in the form of a corrugated pipe in which the variable condensation duct 200 is pleated to be bent horizontally. More specifically, the horizontal variable part 220 is formed on a milk straw It is formed in the shape of a bent portion so that the upper central axis (C1) and the lower central axis (C2) of the variable condensation duct 200 does not match and can be bent in parallel to each other. Accordingly, the variable condensation duct 200 may be bent in the left (L) / right (R) direction. The horizontal variable part 220 is formed of a flexible material that can be bent with a small force. On the other hand, here, in selecting the flexible material, it is noted that it is considered that the damage is not caused by the high temperature wet steam flowing in the variable condensation duct 200.

Even if the condensation fan housing 120 is formed at the center of the door liner 50 by the horizontal variable part 220, the horizontal variable part 220 can be bent horizontally. In other words, by moving the upper side of the horizontal variable portion 220 in parallel to the right (R) it can be used even when the condensation fan housing 120 is located in the center of the door liner (50).

On the other hand, the main concern of the present invention is that the variable condensation duct 200 is also applicable to the various door liner 50, the horizontal variable portion 220 is not bent only in the horizontal direction, It is noted that the upper central axis C1 and the lower central axis C2 may be bent somewhat cross-parallel. In addition, the horizontal variable part 220 is preferably formed on the condensation part 210 since the depth of the lower forming part 58 formed at the lower side of the door liner 50 is deeply formed.

Here, although the horizontal variable part 220 has been proposed to be formed in any one of the variable condensation duct 200, it is noted that it can be formed in a number of places to correspond to more various door liners and door panels.

Hereinafter, the length deformation unit will be described in detail with reference to the accompanying drawings.

5 is a perspective view showing a length deformation portion according to the present invention.

Referring to FIG. 5, the variable length 230 according to the present invention is implemented in the form of a corrugated pipe in which a plurality of wrinkles are formed in any portion of the condensation variable unit 210. In detail, the plurality of folds allow the length to stretch up and down (l), similar to the bend of the milk straw.

In more detail, the length variable part 230 is formed of substantially the same material for the same reason as the horizontal variable part 220.

By the variable length unit 230 as described above, the length of the variable condensation duct 200 is adjustable even if the distance between the outlet of the condensation fan housing 120 and the bottom of the door liner 50 is variable. .

Here, the length variable part 230 shown in FIG. 5 of the present invention has been suggested to be arranged at a predetermined interval in the condensation variable part 210, but is not limited thereto. In order to adjust the condensation duct 200 to various lengths and to be extended or expanded at various points to correspond to the door liner 50 of various forms, various points or various points of the condensation variable part 210. Note that it can be formed in numbers.

According to the dishwasher according to the present invention as described above, even if the shape of the door liner and the door cover is changed, there is an effect that can be applied to the door liner and the door cover by varying the horizontal variable portion and the length variable portion of the variable condensation duct.

And even though the shape of the door liner and the door cover is changed, the process of manufacturing a condensation duct of a new shape is not necessary, thereby simplifying the production of the dishwasher and reducing the manufacturing cost.

Claims (6)

A foamed door liner; A condensation fan assembly provided at one side of the door liner; And a condensation duct connected to the condensation pan assembly and having a condensation variable that is deformable according to a form of the foaming of the door liner. The method of claim 1, The condensation variable part dishwasher comprising a horizontal variable portion capable of changing the left and right direction of the condensation duct. The method of claim 2, And the horizontal variable portion is formed on an upper portion of the condensation duct. The method of claim 1, The condensation variable part dishwasher comprising a variable length to allow the length of the condensation duct can be adjusted. The method of claim 2, And a plurality of variable length parts are arranged at predetermined intervals. The method of claim 1, And a flexible corrugated pipe capable of modifying the condensation variable portion shape.

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