JP2002051960A - Dishwasher - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a dish washer with a water repelling plate 20 which passes steam and does not passes washing water and rinsing water. SOLUTION: The dishwasher comprises a box body 2 forming a dishwashing chamber with opened front face having a washing water nozzle and a rinsing water nozzle inside and a washing tank at a lower part, a washing chamber door 6 supported at the lower part of the box body which opens and shuts the opening of front side movement freely, and a releasing part 25 releasing the steam generated in the washing chamber, located between the box body and the washing chamber door. The releasing part 25 releasing the steam is composed of a water avoiding plate 24 opened in frontal direction, mounted inside the fringe part of frontal opening of the box body, and a water repelling plate 20 located at the fringe part of a door panel 19 mounted on the back surface of the washing chamber door 6, inserted into the water avoiding plate 24 from front side with distance so as to protrude back side.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dishwasher for washing objects such as dishes in a washing room.

[0002]

2. Description of the Related Art Dishwashers conventionally installed in kitchens of hotels, restaurants, cafeterias, etc. are, for example, Japanese Utility Model 5-4.
No. 0860, a washing nozzle and a rinsing nozzle are arranged above and below the washing chamber, and in the washing process,
The washing water stored in the washing tank is supplied to the washing nozzle by the washing water pump, and is sprayed on the dishes stored in the washing chamber to wash the dirt attached to the dishes and store the rinse water in the subsequent rinsing process. Rinsing water is supplied from the rinsing tank to the rinsing nozzle by a rinsing water pump, and the rinsing water is sprayed to rinse the washing water attached to the dishes.

Further, since the washing water and the rinsing water use hot water, steam generated in the washing chamber is released to increase the pressure in the washing chamber to prevent the washing door from opening during operation.

[0004]

However, since the steam drain hole of the dishwasher is provided on the back side of the washing door to return the dew water of steam into the washing chamber, the washing water is rinsed with the steam. There is a problem that water easily flows out and wets the floor in front of the dishwasher.

The present invention solves the above problems,
It is an object of the present invention to provide a dishwasher provided with a water return piece that allows steam to pass therethrough and does not allow washing water and rinsing water to pass through.

[0006]

Means for Solving the Problems Claim 1 of the present invention provides:
A box body having a front surface opened and having a washing nozzle and a rinsing nozzle therein, and forming a dishwashing chamber having a washing tank at a lower portion; and a front opening supported by a lower portion of the box body and capable of opening and closing the front opening. A washing room door, wherein a relief portion for releasing steam generated in the dishwashing room is formed between the box and the cleaning room door, and the escape portion for releasing the steam is provided at a front opening edge of the box body. A water-draining plate provided on the inner side and opened forward, and a water return protruding rearward from a peripheral edge of a door panel provided on the back surface of the washing chamber door and inserted into the water-draining plate at a distance from the front. It is formed with a piece and escapes steam from a gap between the water avoidance plate and the water return piece, so that the washing water and rinsing water injected from the washing nozzle and the rinsing nozzle do not leak to the outside with the water return piece. .

According to a second aspect of the present invention, the tip of the water return piece is bent inward so as to be opened forward, so that the washing water and the rinsing water can be received by the opening.

According to a third aspect of the present invention, the root of the opening of the water return piece is shifted up and down so that the washing water and the rinsing water received at the opening are released up and down so that water does not locally overflow. I have.

[0009]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of a dishwasher showing one embodiment of the present invention, FIG. 2 is a cutaway perspective view of a main part of the dishwasher of the present invention, and FIG. 3 shows a state where a door of the dishwasher of the present invention is closed. FIG. 4 is a cross-sectional view of the dishwasher of the present invention excluding the center of the door, FIG. 5 is a cross-sectional side view of the door panel of the present invention, and FIG. 6 is a main part showing the door panel of the present invention. It is sectional front view.

Reference numeral 1 denotes a dishwasher. The dishwasher has a washing room 3 formed at an upper portion of a main body 2 and a machine room 4 formed at a lower portion. At the front opening 5 of the cleaning chamber 3 of the main body 2, a cleaning chamber door 6 pivotally supported at the lower part and pivoting forward is provided so as to be freely opened and closed. A lower cleaning nozzle 7 having a plurality of cleaning nozzle ports 7A for injecting cleaning water upward is rotatably disposed on the lower side of the cleaning chamber 3, and a lower part of the lower cleaning nozzle is provided slightly above the lower cleaning nozzle. A lower rinsing nozzle 8 having a plurality of rinsing nozzle ports 8A, which rotates concentrically with the washing nozzle 7 and injects rinsing water upward, is provided. Although not shown, an upper cleaning nozzle and an upper rinsing nozzle for jetting cleaning water and rinsing water downward are arranged in the upper part of the cleaning chamber 3 in the same manner.

In the machine room 4, a washing tank 9 and a washing water pump 10 for supplying washing water of about + 60 ° C. mixed with detergent stored in the washing tank to the upper washing nozzle and the lower washing nozzle 7 are provided. A rinsing tank 11 and a rinsing water pump 12 for supplying rinsing water of about + 80 ° C. stored in the rinsing tank to the upper rinsing nozzle and the lower rinsing nozzle 8
And are arranged.

The main body 2 defines a cleaning chamber 3 and a machine chamber 4 and has a shielding plate 13 for covering the upper opening of the cleaning tank 9 and a cleaning tank filter 14, which are used to clean the cleaning tank 9 and the cleaning chamber. And 3 are communicated.

The cleaning chamber door 6 has an outer plate 17 formed of an outer plate 15 and an inner plate 16, and a heat insulating material 18 is filled in the outer plate. The cleaning chamber door 6 is provided rotatably by a support shaft (not shown) whose lower part is fixed to the main body 2.

Reference numeral 19 denotes a door panel which is attached to the back surface of the inner plate 16 of the cleaning chamber door 6 with a space therebetween. The door panel is provided with water return pieces 20 protruding rearward on both peripheral edges. The water return piece is formed by a rising piece 21, a joining part 22 formed by bending the rising piece inward and joining, and an expanding piece 23 formed by opening the tip of the joining part inward. .

Reference numeral 24 denotes a water-draining plate provided inside both side edges of the front opening 5 of the main body 2. The water-draining plate is opened forward and the water return piece 20 of the door panel 19 is inserted into the inside with a space therebetween. Like that. The water avoiding plate 24 and the water return piece 19 are separated from each other to form a steam release passage 25.

In the dishwasher constructed as described above, the dishwasher 1 has a cleaning nozzle port 7A of the cleaning nozzle 7 in the cleaning chamber 3 and a rinse nozzle port 8A of the rinsing nozzle 8.
・ ・ Washing water such as washing water or rinsing water is sprayed to wash the objects to be washed such as tableware. If the steam in the washing room 3 does not escape to the outside, the internal pressure of the washing room rises due to a rise in temperature. When the cleaning chamber door 6 rises and opens during the cleaning operation due to the pressure difference between the outside and the outside, the cleaning chamber is opened by the steam release passage 25 formed by the water avoiding plate 24 of the main body 2 and the water return piece 20 of the cleaning chamber door 6. The steam inside 3 is prevented from leaking to the outside.

The water avoiding pieces 24 provided inside the edge of the front opening 5 of the main body 2 are rinse water and rinse which are sprayed and sprinkled from the upper cleaning nozzle, the lower cleaning nozzle 7 and the upper rinsing nozzle or the lower rinsing nozzle 8. The water is shielded on the back side to prevent the water from splashing on the side adjacent to the main body 2 and the cleaning room door 6.

The water return piece 20, which is inserted into the water avoidance plate 24 at a distance, forms a steam release passage 25 at the front and rear to increase the length of the passage, thereby releasing steam in the washing chamber 3 and cleaning. Rinse with water and make it difficult for water to leak. Also,
The cleaning water and the rinsing water which violently collided with the door panel 19 of the cleaning room door 6 penetrate into the water avoiding plate from a gap between the door panel and the water avoiding plate 24 and leak from the steam release passage 25 to the outside. The expansion piece 23 of the return piece 20 is received so as not to flow through the steam release passage 25.

FIGS. 7 and 8 show another embodiment, in which the length of the front part of the joint 26 of the water return piece 20 of the door panel 19 is made longer at the upper side and shorter at the lower side. At the base 2
8 is inclined so that the cleaning water and the rinsing water received by the expanding piece 27 are returned downward, so that the cleaning water and the rinsing water are not locally collected by the expanding piece 27.

[0020]

As described above, according to the first aspect of the present invention, a box body having a front surface opened and having a washing nozzle and a rinsing nozzle therein and forming a dishwashing room having a washing tank at a lower portion. A washing room door pivotally supported at a lower portion of the box body and closing the front opening so as to be openable and closable, and a relief portion for releasing steam generated in the dishwashing room between the box body and the washing room door. A relief part for forming and releasing the steam is provided on the front side of the box body at a front side of a water-avoidance plate provided on the inside of a front opening edge of the box body, and at a peripheral edge of a door panel provided on a back surface of the cleaning chamber door. Formed from a water return piece that is inserted into the water avoidance plate at a distance from the front so as to escape steam from the gap between the water avoidance plate and the water return piece, and is injected from the cleaning nozzle and the rinse nozzle. Cleaning water and rinsing water Possible so as not.

According to the second aspect of the present invention, the tip of the water return piece is bent inward so as to open forward, so that the washing water and the rinsing water can be received by the opening, It can be prevented from being discharged to the outside together with steam.

According to the third aspect of the present invention, since the root of the opening of the water return piece is shifted up and down, the washing water and the rinsing water received at the opening are released up and down to locally overflow. You can not.

[Brief description of the drawings]

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

FIG. 2 is a cutaway perspective view of the waist of the dishwasher of the present invention.

FIG. 3 is a sectional view of a main part of the dishwasher of the present invention, showing a state in which a door is closed.

FIG. 4 is a cross-sectional view of the dishwasher of the present invention excluding the center of the door.

FIG. 5 is a sectional side view of the door panel of the present invention.

FIG. 6 is a sectional front view of a main part showing a door panel of the present invention.

FIG. 7 is a sectional side view of a door panel showing another embodiment of the present invention.

FIG. 8 is a sectional front view of a main part showing a door panel according to another embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Dishwasher 3 Washing room 4 Machine room 6 Washing room door 7 Lower washing nozzle 8 Lower rinsing nozzle 19 Door panel 20 Water return piece 21 Joining part 22 Expanding piece 24 Water escape plate 25 Steam escape passage

Claims (3)

[Claims] A box having a washing nozzle and a rinsing nozzle therein, the dish opening having a washing tank at a lower portion thereof, and a front opening supported by a lower portion of the box. A dishwasher comprising: a washing room door that closes openably and closably, and a relief portion for releasing steam generated in the dishwashing room between the box body and the washing room door.
The escape portion for letting out the steam protrudes rearward from a water avoidance plate provided inside the front opening edge of the box body and opened toward the front, and a peripheral edge of a door panel provided on the back surface of the cleaning chamber door. A dishwasher, comprising: a water return piece inserted into the water avoidance plate at a distance from the front. 2. The dishwasher according to claim 1, wherein the water return piece has a shape in which a tip is bent inward and opened forward. 3. The dishwasher according to claim 2, wherein the water return piece is shifted vertically at the base of the opening.