JPH11276405A - Dishwasher - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate the disadvantage of dew condensation adhering to the upper part of the front of an outer case dropping on a door of a washing chamber to dirt the surface and deteriorate the appearance by forming a gutter part laterally extending on the upper surface of a door of a washing chamber for closing an opening of a washing chamber openably and closably formed in the outer case. SOLUTION: A dishwasher 1 is so constructed that a washing chamber is formed on the upper side by an outer case 5, and a washing nozzle and a rinsing nozzle are arranged on the upper side and lower side in the washing chamber. An opening 20 is formed in the front of the washing chamber, and the opening 20 is openably closed by a door 7 of the washing chamber. With the door 7 of the washing chamber closing the opening 20, a groove-like gutter part 22 is formed extending laterally on the upper surface of the door 7 of the washing chamber corresponding to the lower side of the upper edge of the opening 20, and on both sides of the door 7 of the washing chamber 7, a drop guide part 23 is formed extending from the lower side of the gutter part 22 to a part reaching the washing chamber. Thus, water of due condensation adhering to the upper part of the front of the outer case 5 can be prevented from dropping on the door 7 of the washing chamber to prevent dirt of the surface.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a so-called hood-type dishwasher provided with a vertically rotating washing chamber door, and more particularly to a structure for treating dew water adhering to an outer case.

[0002]

2. Description of the Related Art A dishwasher conventionally called a food type is disclosed in Japanese Patent Application Laid-Open No. Hei 8-252545 (B08B3 /
As shown in FIG. 02), a washing nozzle and a rinsing nozzle are rotatably arranged above and below a washing chamber (washing tank) formed at the upper part of the main body, and a washing object such as a dish housed between them is disposed. It is configured to perform cleaning and rinsing.

The outer case (main body) defining the washing chamber has an opening (opening) only on the front surface, and the opening is turned up and down inside the opening. A free cleaning room door is provided.

[0004]

However, in such a hood type dishwasher, since it is necessary to rotate the washing room door, the washing room door is rotated between the upper end of the washing room door and the lower side of the upper edge of the outer case. A gap is formed in the gap. Therefore, at the time of operation of the dishwasher, hot washing water or steam rising from the rinsing water leaks from the gap, and the front of the outer case defining the washing chamber, that is, on the opening of the washing chamber. Adheres as dew condensation on edges.

[0005] The condensed water drips onto the washing room door located below the upper edge of the opening and flows down to form streaks, contaminating the surface of the washing room door and deteriorating its appearance. Let it. Further, there is a problem that the dew water drops on the floor around the dishwasher to cause contamination.

The present invention has been made to solve the above-mentioned conventional technical problem, and provides a dishwasher capable of effectively eliminating contamination of a washing room door by dew water. is there.

[0007]

DISCLOSURE OF THE INVENTION The dishwasher of the present invention comprises:
A washing chamber configured to wash dishes in a washing chamber configured in an outer case, the washing chamber having a washing chamber door that opens and closes the opening by rotating vertically inside the opening of the washing chamber; On the upper surface of the door, a gutter portion is formed across the left and right.

According to the present invention, there is provided a dishwasher for washing dishes in a washing room formed in an outer case.
Gutters are formed on the upper surface of the cleaning chamber door, which opens and closes freely by turning vertically inside the opening of the cleaning chamber, so that dew condensation adheres to the upper front part of the outer case. Can be received by the gutter of the cleaning room door.

Therefore, it is possible to effectively eliminate the inconvenience that the condensed water drips onto the cleaning room door and contaminates the surface, thereby deteriorating the appearance. In addition, since the gutter can be easily cleaned from the outside, the dishwasher can always be maintained in a sanitary manner.

[0010] The dishwasher according to the second aspect of the present invention is the first aspect.
In addition to the invention described above, a water droplet guide portion extending from a position corresponding to the gutter portion to the cleaning room is formed on a side surface of the cleaning room door.

According to the second aspect of the present invention, in addition to the first aspect of the present invention, a water droplet guiding portion extending from a position corresponding to the gutter portion to the cleaning chamber is formed on the side surface of the cleaning room door. The condensed water received in the cleaning chamber can be discarded into the cleaning chamber by the water droplet guide on the side.

This makes it possible to effectively eliminate stains around the dishwasher in addition to stains on the washing room door.

According to a third aspect of the present invention, there is provided the dishwasher according to the first aspect.
Alternatively, in addition to the second aspect of the present invention, the gutter portion of the cleaning chamber door is located below the outer case located at the upper edge of the opening of the cleaning chamber.

According to the third aspect of the present invention, in addition to the first or second aspect of the present invention, the gutter of the cleaning chamber door is located below the outer case located at the upper edge of the opening of the cleaning chamber. The dew water adhering to the upper front part of the outer case can be surely dropped into the gutter of the cleaning room door.

[0015] This makes it possible to more reliably eliminate the contamination of the washing room door due to the condensed water and the contamination around the dishwasher.

[0016]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a partially cutaway perspective view of a so-called dish-type dishwasher 1 equipped with the present invention, FIG. 2 is a perspective view of an upper portion of the dishwasher 1, and FIG. 7 is an exploded perspective view, and FIG.
3 is an enlarged cross-sectional view of the upper part of the exterior case 5 and the upper part of the cleaning chamber door 7.

In each of the figures, reference numeral 1 denotes a so-called food type dishwasher equipped with the present invention, and a washing chamber 2 is formed on an upper part of the dishwasher 1 by an outer case 5,
A rotatable washing nozzle 3 for jetting washing water and a rotatable rinsing nozzle 4 provided inside the washing nozzle 3 and jetting rinsing water are provided above and below the washing chamber 2. . A rack rail 6 is provided between the upper and lower cleaning nozzles 3 and the rinsing nozzle 4 for mounting a rack for storing dishes and the like to be cleaned.

An opening 20 is formed in the front of the cleaning chamber 2, and the opening 20 is closed by a cleaning chamber door 7 so as to be openable and closable. The cleaning chamber door 7 is provided with the left and right rotating shafts 2.
The outer case 5 is pivotally supported by the outer case 1 so as to be rotatable, and is rotatable vertically inside the opening 20. A handle 19 is attached to a lower portion of the front surface of the cleaning room door 7. When the cleaning room door 7 is opened by holding the handle 19, the open state can be maintained by weight balance. It is configured to be able to maintain the closed state. The structure of the upper part of the cleaning room door 7 according to the present invention will be described later in detail.

In the lower part of the dishwasher 1, a booster tank 10 for heating water supplied from an external water supply via a water supply solenoid valve 9, and a heater 11 for heating water in the booster tank 10 are provided. And the booster tank 10
A rinsing water pipe 12 for feeding the rinsing water heated within about 75 ° C. to + 85 ° C. to the rinsing nozzle 4;
A motor 13 of a rinsing pump for pumping water to the rinsing nozzle 4 through the rinsing water pipe 12, a cleaning tank 14 for storing water jetted from the rinsing nozzle 4, and cleaning water (approx. + 60 ° C to +6
A washing pump motor 15 for sending water (about 5 ° C.) to the washing nozzle 3 through a washing water pipe 18 and a control panel 16 for controlling the operation of the dishwasher 1 are provided. Reference numeral 17 denotes a pedestal supporting the dishwasher 1.

Next, the upper structure of the cleaning chamber door 7 according to the present invention will be described. When the cleaning chamber door 7 closes the opening 20, the upper surface of the cleaning chamber door 7 corresponding to the lower side of the upper edge of the opening 20 of the cleaning chamber 2 formed in the outer case 5 has a groove shape extending left and right. Tub portion 22 is formed.

The tub 22 includes a front inclined surface 22A, a horizontal surface 22B positioned at the bottom, and a rear vertical surface 22C as shown in FIG. The inclined surface 22A is
It is inclined low from the front side to the rear side at a position corresponding to the position directly below the front surface 5A of the outer case 5, and the lowermost part of the inclined surface 22A is continuous with the horizontal plane 22B. The rear end of the horizontal surface 22B is continuous with the vertical surface 22C, and the vertical surface 22C exists to a position higher than the uppermost portion of the inclined surface 22A. Is located rearward of the front surface 5A.

At the lower end of the front surface 5A of the outer case 5, an inclined portion 5B is formed which is inclined obliquely rearward and downward. When the cleaning chamber door 7 is closed, the horizontal surface 22B of the trough 22 is located immediately below the end of the inclined portion 5B, and the tip of the inclined portion 5B is located on the vertical surface 22C.
And a predetermined interval.

Further, on both side surfaces of the cleaning room door 7, a water droplet guiding portion extends from below the trough 22 to a portion reaching the cleaning room 2 in the external case 5 when the cleaning room door 7 is attached to the external case 5. 23, 23 are formed.

The water droplet guide 23 is a recess formed continuously in parallel with the rear edge of the cleaning chamber door 7 and extends into the cleaning chamber 2.

The operation of the dishwasher 1 of the present invention having the above configuration will be described. The cleaning chamber door 7 is opened, and a cleaning object (not shown), such as a dish, is stored in the cleaning chamber 2 between the cleaning nozzles 3 (rinsing nozzles 4) mounted above and below, and the cleaning chamber door 7 is closed. After that, the operation switch is turned ON.

When the operation switch is turned on, a controller (not shown) starts operation of the dishwasher 1. In this case, first, the motor 15 of the cleaning pump is operated, and the cleaning water in the cleaning tank 14 is supplied to the cleaning nozzles 3 through the cleaning water pipe 18 and injected into the cleaning chamber 2 from the respective cleaning nozzle ports. The object to be cleaned in the cleaning chamber 2 is cleaned.

After a predetermined washing time has elapsed, the motor 13 of the rinsing pump is operated, and the booster tank 10 is turned on.
The rinsing water inside is supplied to the rinsing nozzle 4 via the rinsing water pipe 12, and is jetted from each rinsing nozzle port into the cleaning chamber 2 to rinse the object to be cleaned in the cleaning chamber 2 for a predetermined time.

As described above, the washing operation and the rinsing operation are performed. By the washing operation and the rinsing operation, the temperature between the upper surface of the cleaning chamber door 7 and the upper edge of the opening 20 of the outer case 5 becomes high. The steam rising from the washing water or the rinsing water leaks (see FIG. 4).

This steam is applied to the front surface 5A of the outer case 5.
, And becomes dew condensation water and adheres to the front surface 5A. The condensed water flows down along the front surface 5A of the outer case 5 and drops on the inclined surface 22A of the tub 22 formed on the left and right sides of the upper surface of the washing chamber door 7 corresponding to the lower side of the upper edge of the opening 20. After that, it is received on the horizontal surface 22B along the inclined surface 22A. Further, the dew water flowing down along the inclined portion 5B formed at the lower end of the front surface 5A is directly received on the horizontal surface 22B of the tub 22.

As a result, the dew water adhering to the upper part of the front surface 5A of the outer case 5 can be received by the gutters 22 formed on the left and right sides of the cleaning room door 7.

Therefore, it is possible to effectively eliminate the inconvenience that the condensed water drops on the cleaning room door 7 to stain the surface and deteriorate the appearance. Furthermore, since the gutter portion 22 can be easily cleaned from the outside, the dishwasher 1 can always be maintained in a sanitary manner.

Since the lower end of the front surface 5A of the outer case 5 is formed with an inclined portion 5B directed toward the gutter portion 22 of the cleaning chamber door 7, the condensed water adhering to the upper portion of the front surface 5A of the outer case 5 is formed. Can be surely dropped into the gutter portion 22 of the cleaning chamber door 7.

Thus, the contamination of the washing room door 7 and the contamination around the dishwasher 1 due to the condensed water can be more reliably eliminated.

Further, the dew water flowing out from the left and right sides of the tub 22 to the side of the cleaning chamber door 7 is transferred to the tubs 22 on both sides of the cleaning chamber door 7.
Is guided to the water droplet guide portion 23 formed in a portion corresponding to the lower part of the container, and since the water droplet guide portion 23 is formed up to the portion reaching the cleaning chamber 2, the dew condensation water guided to the water droplet guide portion 23 is Return to the cleaning room 2.

Thus, the condensed water received by the gutter portion 22 can be discarded into the washing room 2 by the water droplet guide portion 23 on the side surface. Staining can be effectively eliminated.

[0036]

As described above in detail, according to the present invention, in a dishwasher for washing dishes in a washing room formed in an outer case, the dishwasher is vertically rotated inside an opening of the washing room. Since the gutter portion is formed on the upper surface of the cleaning chamber door that opens and closes the opening freely, the dew water adhering to the upper front portion of the outer case can be received by the gutter portion of the cleaning chamber door. Become.

Therefore, it is possible to effectively eliminate the inconvenience that the dew condensation water drops on the cleaning room door and contaminates the surface, thereby deteriorating the appearance. In addition, since the gutter can be easily cleaned from the outside, the dishwasher can always be maintained in a sanitary manner.

According to the second aspect of the present invention, in addition to the first aspect of the present invention, a water drop guide from the position corresponding to the gutter to the cleaning chamber is formed on the side surface of the cleaning chamber door. The condensed water received in the cleaning chamber can be discarded into the cleaning chamber by the water droplet guide on the side.

[0039] This makes it possible to effectively eliminate stains around the dishwasher in addition to stains on the washing room door.

According to the third aspect of the present invention, in addition to the first or second aspect of the present invention, the gutter of the cleaning chamber door is located below the outer case located at the upper edge of the opening of the cleaning chamber. The dew water adhering to the upper front part of the outer case can be surely dropped into the gutter of the cleaning room door.

This makes it possible to more reliably eliminate the contamination of the washing room door due to the condensed water and the contamination around the dishwasher.

[Brief description of the drawings]

FIG. 1 is a partially cutaway perspective view of a so-called food-type dishwasher equipped with the present invention.

FIG. 2 is a perspective view of an upper portion of the dishwasher of FIG. 1;

FIG. 3 is an exploded perspective view of an outer case and a cleaning chamber door of the dishwasher of FIG. 1;

FIG. 4 is an enlarged sectional view of an upper part of an outer case and an upper part of a washing room door of the dishwasher of FIG. 1;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Dishwasher 2 Washing room 3 Washing nozzle 4 Rinse nozzle 5 Outer case 5A Front surface 5B Inclined portion 7 Washing room door 20 Opening 22 Vat portion 22A Inclined surface 22B Horizontal surface 22C Vertical surface 23 Water droplet guide portion

Claims (3)

[Claims] 1. A dishwasher for washing dishes in a washing room formed in an outer case, wherein the washing device vertically rotates inside an opening of the washing room so that the opening can be opened and closed. A dishwasher comprising a room door, wherein a gutter portion is formed on the upper surface of the washing room door across the left and right. 2. The dishwasher according to claim 1, wherein a water drop guide portion extending from a position corresponding to the gutter portion to the washing room is formed on a side surface of the washing room door. 3. The dishwasher according to claim 1, wherein a gutter portion of the cleaning chamber door is located below the outer case positioned at an upper edge of the opening of the cleaning chamber.