JP3133583B2 - Dishwasher door structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dishwasher having a door which opens and closes a washing room by rotating vertically, and more particularly to a door structure.

[0002]

2. Description of the Related Art Conventionally, this type of dishwasher has been disclosed in
As disclosed in Japanese Patent Publication No. 24935 (A47L 15/42), it has a hood-shaped door for opening and closing the cleaning chamber,
When a rack in which tableware is stored is inserted, the door is rotated upward from the bottom and opened, and when closed, the door is rotated downward. Further, a gutter is provided inside the door for the purpose of preventing water from dripping.

In recent years, such door structures have been provided on both the left and right sides,
A dishwasher having a structure as shown in FIG. 7, in which a rack is housed from one side and washed, and when the washing is completed, is carried out from the other, that is, a so-called pass-through type dishwasher has become widespread.

[0004]

In such a pass-through type dishwasher, when washing dishes, one of the doors is opened and a rack storing the dishes is put into a washing room. If it is placed near, when opening the door after washing as shown in FIG. 8, the gutter of the door may be caught by the end of the rack, and the tableware may be damaged.

[0005] Also, when the rack is rushed into the rack,
There was also a problem that the door was opened by impact. The present invention has been made in view of such problems, and provides a structure for preventing a gutter of a door from being caught on a rack, and a structure for preventing a door from being opened by an impact when a rack is carried in. The purpose is to do so.

[0006]

As means for achieving the above object, the invention of claim 1 is directed to an object to be cleaned, a rack containing the object to be cleaned, and a rack facing the rack for taking in and out the rack. An outer box having an opening on a side portion, a cleaning nozzle and a rinsing nozzle provided at an upper portion of a cleaning chamber defined by the outer box, and a door that closes the opening of the outer box and rotates vertically. And a gutter formed inside the lower end of the door, and provided above the gutter and at substantially the same height as the rack when the door is closed, and is the same as the gutter or protrudes into the cleaning chamber from the gutter. It is intended to provide a door structure of a dishwasher comprising a guard and a guard.

According to a second aspect of the present invention, an object to be cleaned, a rack accommodating the object to be cleaned, an outer box having openings facing each other for taking in and out the rack, and an outer box, A washing nozzle and a rinsing nozzle provided at an upper portion of the partitioned washing chamber, a door that closes an opening of the outer box, and turns vertically, and a gutter formed inside the lower end of the door; A dishwasher comprising: a guard provided above the gutter and having substantially the same height as the rack when the door is closed, and a projection formed so as to be inclined downward from the lower end of the guard and projecting into the washing chamber. Door structure.

[0008]

The operation of the first aspect of the present invention will now be described with reference to the drawings. When the object to be cleaned is stored in the rack for cleaning, the rack is located near the door to be carried out. However, since the guard which is the same as the gutter or protrudes from the gutter is provided at the same height as the rack, it is possible to prevent the gutter from being caught on the rack even when the door is opened after the cleaning.

To explain the operation of the second aspect of the present invention, at the start of cleaning, the rack is housed in the outer box. At this time, even if the rack is carried in vigorously, the closed door has a projection. Since the guard is provided in the washing chamber and formed downwardly inclined, it is possible to prevent the protrusion of the guard from being caught by the lower part of the rack and opening the door, and furthermore, to prevent the door from being opened downwardly. Therefore, the door can be opened smoothly without being caught on the rack when the door is opened.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. 1 is a front view of the dishwasher 1, FIG. 2 is an explanatory view of a door opening operation, FIG. 3 is a sectional view of an essential part of the invention of claim 1, and FIG. 4 is a perspective view of an essential part of the invention of claim 1. 5 is a cross-sectional view of a main part of the second embodiment, and FIG. 6 is a perspective view of a main part of the second embodiment.

The dishwasher 1 shown in FIG. 1 is covered with a stainless steel panel, and has therein a washing tank 8, a washing pump 9, a booster 10 for storing and heating rinsing water, a rinsing pump 11, and a machine room 2 for storing therein. And an outer box 3 provided on the machine room 2 and having front and rear openings, and a handle 4
And a pair of hood-like doors 6 rotatably attached to the outer box 3 to close the opening.

The door 6 forms a washing chamber 7 together with the outer box 3. When the door 6 is turned upward by the handle 4 as shown in FIG. 2, most of the door 6 is housed in the outer box 3, Release 7. In the cleaning chamber 7, a pipe 12 having a double pipe structure through which cleaning water and rinsing water pass is provided, and the cleaning nozzle 13 and the rinsing nozzle 14 are rotatable in pairs above and below the pipe 12. It is installed. At the time of cleaning, when the rack 5 containing the articles to be cleaned H (dish, bowl, etc. formed of set goods, etc.) is carried into the inside, the cleaning water is pressure-fed from the cleaning tank 8 through the pipe 11 by the cleaning pump 9. Rinsing water is pressure-fed from the booster 10 by the rinsing pump 11, and the washing nozzle 13, the rinsing nozzle 14
The washing water and the rinsing water are sprayed while rotating at a high speed to wash and rinse the object to be washed H.

As shown in FIG. 3, the lower end of the door 6 is bent inward and upward to form a gutter 15 having an appropriate depth. The gutter 15 extends with a length slightly shorter than the entire width of the door 6 and receives and stores a part of the scattered water during the cleaning and rinsing. When the door 6 is opened, the gutter 1
The water in 5 flows sideways toward the open ports at both ends of the gutter 15. Further, a guard 16 is formed above the gutter 15 so as to protrude at substantially the same height as the gutter 15.

In the embodiment of the present invention, the guard 16 is provided with a flange 16A which contacts the door 6 as shown in FIG.
The rack 16 includes a support portion 16B projecting substantially perpendicularly from the flange 16A toward the cleaning chamber 7 and a contact portion 16C with which the side surface of the rack 5 contacts. With this configuration, even if the rack 5 comes near the door 6 when the rack 5 is loaded, the guard 1
6 is formed so as to protrude from the gutter 15, the end of the rack 5 is prevented from being caught by the gutter 15, and
There is no danger of damaging the article to be washed H stored therein.

In the embodiment of the present invention, as shown in FIGS. 5 and 6, the guard 16 projects from the flange 16A in contact with the door 6 and the washing chamber 7 substantially vertically from the flange 16A. A support portion 16B, a contact portion 16C with which the side surface of the rack 5 abuts, and a protruding portion 16D which extends in an inward direction from the contact portion 16C into the cleaning chamber 7 and is inclined downward
Are formed.

With this configuration, when the rack 5 is carried in, the rack 5 is vigorously inserted, and the end of the rack 5 is brought into contact with the contact portion 16 of the guard 16.
C, and the door 6 is urged to rotate upward,
Since the projecting portion 16D prevents the door 6 from turning upward, it is possible to prevent the door 6 opposite to the loading side from being opened.

[0017]

According to the first aspect of the present invention, as described above,
Even if the rack comes close to the door when the rack is brought in, the guard is formed so as to protrude from the gutter, so that the end of the rack is prevented from being caught by the gutter, and the object to be cleaned stored in the rack may be damaged. Is gone.

Further, according to the second aspect of the present invention, even if the rack is vigorously inserted at the time of loading, the projection provided on the guard prevents the door from turning upward, so that the door opposite to the loading side is opened. Can be prevented, which leads to improvement in the reliability of the device.

[Brief description of the drawings]

FIG. 1 is a front view of a dishwasher.

FIG. 2 is an explanatory diagram of a door opening operation.

FIG. 3 is a sectional view of a main part of the invention according to claim 1;

FIG. 4 is a perspective view of a main part of the invention of claim 1;

FIG. 5 is a sectional view of a main part of the invention of claim 2;

FIG. 6 is a perspective view of a main part of the invention according to claim 2;

FIG. 7 is an explanatory diagram of a pass-through type cleaning operation.

FIG. 8 is a cross-sectional view of a main part which suggests a problem in the related art.

[Explanation of symbols]

 3 outer box 5 rack 6 door 7 washing room 13 washing nozzle 14 rinsing nozzle 15 gutter 16 guard 16D projecting part H object to be washed

Claims (2)

(57) [Claims] 1. An object to be cleaned, a rack containing the object to be cleaned, an outer box having a side opening facing the rack for taking in and out the rack, and a cleaning chamber defined by the outer box. A washing nozzle and a rinsing nozzle provided at an upper portion, a door that closes an opening of the outer box, and turns vertically, a gutter formed inside the lower end of the door, and above the gutter, and A door structure for a dishwasher, wherein the door structure is provided so as to be substantially the same height as the rack when the door is closed, and comprises a guard which is the same as the gutter or protrudes into the washing chamber from the gutter. 2. An object to be cleaned, a rack accommodating the object to be cleaned, an outer box having an opening on the side for opening and closing the rack, and a cleaning chamber defined by the outer box. A washing nozzle and a rinsing nozzle provided at an upper portion, a door that closes an opening of the outer box, and turns vertically, a gutter formed inside the lower end of the door, and above the gutter, and A door for a dishwasher, comprising: a guard provided so as to have substantially the same height as the rack when the door is closed; and a projection formed so as to be inclined downward from the lower end of the guard and projecting into the washing chamber. Construction.