JPH0722194Y2 - Dishwasher - Google Patents

Description

[Detailed Description of the Invention] [Industrial application] The present invention relates to a dishwasher, and in particular, to a washing tank having an opening at the top and a pair of left and right columns provided at the rear ends of the washing tank and extending upward. And a box-shaped door body that is vertically movable on both of these columns and forms a cleaning chamber between the cleaning tank and the opening, and that has a lower opening. The present invention relates to a dishwasher having a groove-shaped gutter which is open at the upper end and communicates with each other.

[Prior art]

This type of dishwasher has been used in the past, for example, in Japanese Utility Model Sho 60-15546.
It is proposed in the first publication.

Thus, in the dishwasher proposed in the publication, each strut-side end of the gutter has a shape that opens rearward (toward the strut) in front of the strut (see No. 7 of the publication).
See figure).

[Problems to be solved by the device]

Therefore, in the conventional dishwasher described above,
Cleaning and rinsing water flowing through the gutter vigorously flows toward the pillar,
When the door is opened, a part of it leaks out of the machine and wets the floor.
Cleaning and rinsing water leaked out of the machine may damage electrical parts. A part of the washing / rinsing water that flows down from the gutter hits the pillar and bounces off, splashing on the dishes in the washing room and soiling the dishes after washing. There was a problem such as.

The present invention has been made to address the above-mentioned problems (1) to (3), and an object of the present invention is to provide a dishwasher capable of accurately flowing the cleaning / rinsing water flowing through the gutter into the cleaning tank.

[Means for Solving the Problems]

In order to achieve the above object, in the dishwasher according to the present invention, a part of the cleaning chamber side is opened at the end of each strut side of the gutter, and a standing part is formed to form an opening and a standing part behind the opening. A guide having an installed weir was formed.

[Effect of the device]

In the dishwasher according to the present invention configured as described above, the washing / rinsing water that has flowed down the inner wall surface of the door is received by the gutter and flows toward the ends of the gutter on the side of each column. Then, the cleaning / rinsing water that has flowed to the end of each trough side hits the guide weir and is stopped from flowing backward, and flows from the opening of the guide toward the cleaning chamber to the cleaning tank. run down.

Therefore, (a) the cleaning / rinsing water does not leak out of the machine when the door is opened, the floor surface is not contaminated, and the electric parts and the like are not splashed with water, and reliability is increased. (B) Washing and rinsing water that flows down from the gutter does not bounce because it does not hit the columns, and does not stain the dishes after washing in the washing chamber. In addition to the advantages such as (c), it is possible to obtain the effects of (a) and (b) above by providing (c) a guide with a simple structure having an opening and a weir at the end of each trough side of the gutter, which is inexpensive. Can be carried out. You can also expect such effects.

〔Example〕

 An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 shows a dishwasher in which the present invention is implemented. In the dishwasher, a washing tank 11 having an upper opening is provided at an upper part of a main body 10, and both ends of a rear portion of the washing tank 11 are provided. Is provided with a pair of left and right columns 12, 12 extending upward.

As shown in FIG. 2, each column 12 is a column having a rectangular cross section fixed to the rear wall surface 11a of the cleaning tank 11 at its lower portion 12a, and the outer surface thereof is shown in FIGS. As shown in the figure, vertical slits 12b are provided and are connected to each other by a plate 13. As shown in FIG. 2, a top plate 21 is rotatably attached to each of the columns 12, and a door body 31 is vertically movably attached to each of the columns 12.

The top plate 21 is for closing the opening 31c1 provided in the upper plate 31c of the door body 31, and is formed by the upper plate 21a, both side plates 21b, and the rear plate 21c, and each side plate 21b has a rear end portion. Support shaft 22
The support column 12 is rotatably assembled in the vertical direction through the door body 3 via the link 23 at the lower front end of each side plate 21b.
It is connected to one side plate 31b. Also, the rear end 21d of the top plate 21
A spring 24 for urging the top plate 21 in the clockwise direction in FIG. 2 is attached between the plate 13 and the plate 13 (see FIGS. 1 and 2), and the spring force of the spring 24 causes the door 31 to move up and down. The operation force required for the movement and the tilting of the top plate 21 can be reduced.

The door 31 forms a cleaning chamber R with the cleaning tank 11, and includes a front plate 31a, both side plates 31b, an upper plate 31c and a rear upper frame 31d,
As shown in FIG. 3, the lower frame 31e is formed in the shape of a box whose lower side is opened, and the rails 32, 34, 35, 35, 36
It is vertically movably fitted into each of the columns 12 through, and itself is fitted to the outside so as to wrap the both columns 12 and the plate 13. As shown in FIG. 2, a pair of upper and lower cleaning nozzles 14 and 15 and rinsing nozzles 16 and 17 are provided in the cleaning chamber R, and a rack (not shown) for storing dishes (not shown) is provided. It is provided as in the past. In addition, the handle 31a is provided on the outer side (front side) of the front plate 31a.
1 is installed.

In addition, a trough 37 communicating with each other is formed in a U-shape at the inner lower edges of the front plate 31a and both side plates 31b of the door body 31.
The gutter 37 is formed in a groove shape having an upper opening by bending the lower end edges of the front plate 31a and the side plates 31b inward,
It is designed to receive the cleaning / rinsing water flowing down the inner wall surface of the door body 31.

In the gutter 37, a rising portion 37a in which a part on the cleaning chamber R side is opened (notched) to form an opening 37b, and the opening 37a
A guide A composed of a weir 37c standing upright from the rear of b is formed and has a function of guiding the cleaning / rinsing water flowing through the gutter 37 toward the cleaning chamber R. Therefore, the cleaning / rinsing water that has flowed down the inner wall surface of the door body 31 is received by the gutter 37 and flows toward the ends of the gutter 37 on the side of each strut, and also reaches the ends of the gutter 37 on the side of each strut. Cleaning that came
The rinse water hits the weir 37c of the guide A and is stopped from flowing backward, and flows toward the cleaning chamber R from the opening 37b formed by opening a part of the rising portion 37a of the guide A to wash the washing tank 11.
Flows down.

Therefore, (a) washing / rinsing water does not leak out of the machine when the door 31 is opened, the floor surface is not soiled, and
Reliability is increased because water is not applied to electrical parts. (B) The washing / rinsing water that flows down from the gutter 37 does not hit the columns 12 and does not bounce back, and the dishes in the washing room R after washing are not soiled. (C) By providing a guide A having a simple structure composed of a rising portion 37a having an opening 37b formed at the end of each trough side of the gutter 37 and a weir 37c, the above (a) can be expected. , (B) can be obtained, so that the cost can be reduced. You can also expect such effects.

In the above-described embodiment, the present invention was applied to a dishwasher in which the upper plate 31c of the door 31 is provided with the opening 31c1 and the opening 31c1 is closed by the top plate 21. , The top plate 21 is not provided, and the top plate 31c of the door body 31
The same can be applied to the dishwasher in which the opening 31c1 is not provided in the above or appropriately changed. In this case, a spring for urging the door body 31 upward may be provided between the door body 31 and the plate 13.

In implementing the present invention, as shown in FIGS. 4 and 5, in addition to the above-described structure, the opening 37 of the guide A is formed.
A hole 37 is provided at the center of the bottom wall 37d of the gutter 37 at the location where b is provided.
It is also possible to implement by providing e.

In this case, when the flow rate of the cleaning / rinsing water flowing through the gutter 37 is large, most of the water flows from the opening 37b of the guide A into the cleaning chamber R.
The water flows vigorously toward the cleaning tank 11, and a part of it flows vertically and continuously to the cleaning tank 11 through the hole 37e of the bottom wall 37d, so that the cleaning and rinsing flows through the gutter 37. A part of the water does not flow along the back surface of the bottom wall 37d of the gutter 37 to the peripheral portion of the door body 31.

Further, when the flow rate of the cleaning / rinsing water flowing through the gutter 37 is reduced and the force of the water flowing from the opening 37d to the cleaning chamber R is weakened, the gutter 3
Since the liquid pool S is formed by the surface tension in the hole 37e of 7 as shown by the phantom line in FIG. 5, a part of the washing / rinsing water is discharged from the opening 37b as shown by the arrow in FIG. Even if the cleaning / rinsing water flows around to the back surface side of the door 31 and flows to the peripheral edge portion of the door body 31, the cleaning / rinsing water coalesces with the liquid pool S formed in the hole 37e to grow and become a water droplet. Drip vertically into the washing tank 11. The growth and dripping of such water drops occur repeatedly, and the cleaning / rinsing water that has spilled around the back surface of the bottom wall 37d does not flow to the outside of the machine from the site of the hole 37e in the bottom wall 37d. Do not drip to wet the floor.

[Brief description of drawings]

FIG. 1 is a partially cutaway perspective view showing an embodiment of the present invention, and FIG.
FIG. 3 is a vertical sectional side view of the same portion, FIG. 3 is an enlarged exploded perspective view of the same portion, FIG. 4 is an enlarged perspective view of an essential portion showing a modified example of the present invention, and FIG. 5 is a line V-V in FIG. FIG. Explanation of symbols 11 …… Washing tank, 12 …… Post, 31 …… Door, 31a …… Front plate, 31b …… Side plate, 37 …… Gutter, 37a …… Post end, 37b
…… Opening, 37c …… Weir, A …… Guide, R …… Cleaning room.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (56) References Microfilm (JP, U), which is a photograph of the contents of the specifications and drawings attached to the application for Japanese Patent Application No. 59-41443 (No. 60-155461). A microfilm (JP, U) of the contents and drawings attached to the application for Japanese Utility Model Application No. 61-33240 (Japanese Utility Model Application No. 62-146469).

Claims (1)

[Scope of utility model registration request] 1. A washing tank having an opening at the top, a pair of left and right columns provided at both ends of a rear portion of the washing tank and extending upward, and a washing tank provided between the two columns so as to be vertically movable. A tableware comprising a box-shaped door body that forms a chamber and is opened at the lower side, and is provided with groove-shaped gutters that are open at the upper side and communicate with each other at the inner lower edges of the front plate and both side plates of the door body. In the washing machine, the gutter was formed with a guide having a rising portion in which a part of the washing chamber side was opened and an opening was formed at an end portion of each strut side, and a weir standing upright behind the opening. A dishwasher characterized by that.