JP2004049443A - Dishwasher - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To make a dishwasher more usable by improving the capability to store dishes. <P>SOLUTION: The dishwasher comprises a washing tub 1 with an opening at the top, a dishwasher body 2 for supporting the washing tub 1 in such a way that it can be moved in the front/rear directions, and a lid 3 supported by the dishwasher body 2 for closing the opening at the top of the washing tub 1 stored inside the dishwasher body 2. When the washing tub 1 is drawn out to the maximum in the front direction, the inner surface 1a of the rear wall of the washing tub 1 is at the same position as the front surface 2a of the dishwasher body 2 or at a position outside of the front surface 2a. Accordingly, any part of the opening of the washing tub 1 does not overlap the dishwasher body 2, so that the dishes 5 can be taken in/out of the washing tub 1 easily and the dishwasher can be used efficiently. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
[Industrial applications]
The present invention relates to a dishwasher for washing dishes.
[0002]
[Prior art]
FIG. 7 is a longitudinal sectional view of a first conventional dishwasher disclosed in, for example, Japanese Patent No. 3129311. In the figure, a dishwasher main body 71 is open at the front, and a washing tank 72 having an upper opening is provided so as to be able to be pulled out forward from the dishwasher main body 71, and a dish basket 74 for accommodating tableware 73 in the washing tank 72 is provided. Provided. The washing tank 72 can be pulled out forward by a dishwasher main body 71 and a rail body 75 provided in the washing tank 72.
[0003]
Further, a heater 76 is provided in the cleaning tank 72 as a heating means for heating the cleaning water in the cleaning tank 72, a cleaning pump 77 is provided on the lower surface of the cleaning tank 72, and the cleaning water is jetted from the cleaning nozzle 78 to wash the dishes. The table 73 stored in the basket 74 is configured to be washed. The water supply valve 79 supplies tap water to the washing tank 72, and is fixed to the dishwasher main body 71. The drainage pump 80 drains the washing water into the washing tank 72 and is fixed to the washing tank 72.
[0004]
One end of the water supply hose 81 is connected to the water supply valve 79 and the other end is connected to the lower end of the cleaning tank 72 to supply tap water to the cleaning tank 72. One end of the drainage hose 82 is connected to the drainage pump 80, and the other end is fixed to the dishwasher main body 71 so as to drain the cleaning liquid in the cleaning tank 72.
[0005]
An inner lid 83 is provided on the upper surface of the cleaning tank 72. One end of the inner lid 83 is pivotally supported by the dishwasher main body 71, and the other end is swingable up and down and up and down by a link device 84 pivotally supported by the inner lid 83. When storing, the cleaning tank 72 is engaged with the opening of the cleaning tank 72 in conjunction with the movement of the cleaning tank 72 in the storage direction, and the cleaning tank 72 is sealed. A door 85 is provided on the front surface of the cleaning tank 72.
[0006]
The operation of the first conventional dishwasher in such a configuration will be described. The user pulls out the washing tank 72 forward, places the tableware 73 in the dish basket 74, stores it in the washing tank 72, and puts the detergent therein. After that, the washing tank 72 is stored in the dishwasher main body 71. Then, when the upper opening of the washing tank 72 is closed by the inner lid 83 and the operation is started, the operation of the heater 76, the washing pump 77, the water supply valve 79, the drainage pump 80 and the like is controlled by the control device 86, and The tableware 73 stored in the basket 74 is washed, rinsed, and dried.
[0007]
Next, the dishwasher main body 71 that enables the washing tank 72 to be pulled out forward and the rail body 75 provided in the washing tank 72 will be described. FIG. 8 is a longitudinal sectional view showing a support state of a washing tank of a second conventional dishwasher disclosed in, for example, Japanese Patent No. 3129315. The same components as those of the first conventional technique are denoted by the same reference numerals and described. A pump 87 operates for circulating washing water by switching the rotation direction, and is fixed to the back of the washing tank 72. On the washing tank 72 side, a first rail 88 having a first roller 88a at the rear is provided, and on the dishwasher main body 71 side, the washing tank 72 is pulled out forward, A second rail 89 having a second roller 89a disposed forward is provided to support the washing tank 72 so as to be movable in the front-rear direction, and a rail body 75 is fixed by the first rail 88 and the second rail 89. Make up. Reference numeral 90 denotes a blower disposed on the back of the washing tank 72 and operated during the drying process.
[0008]
The operation of the rail of the second conventional dishwasher will be described. When the washing tub 72 is pulled out from the dishwasher main body 71, the first rail 88 provided on the dishwasher main body 71 and the washing rail are washed. The second rail 89 provided in the tank 72 slides, and the washing tank 72 is pulled out from the dishwasher main body 71 in a substantially horizontal direction. Then, the used tableware 73 is stored in a tableware basket 74, detergent is supplied, and the washing tank 72 is pushed into a fixed position in the dishwasher main body 1 in the same manner as the above-mentioned first conventional dishwasher. Washing, rinsing and drying are performed. After the entire process is completed, the washing tank 72 is pulled out from the dishwasher main body 71, the tableware 73 is taken out, stored in a cupboard or the like, and cleared.
[0009]
[Problems to be solved by the invention]
In the conventional dishwasher as described above, when the washing tub 72 is pulled forward as described above, the tableware 73 is set in the tableware basket 74, or after the operation of the entire process is completed, the tableware 73 is removed from the inside of the washing tub 72. At the time of taking out, the washing tub 72 needs to be drawn forward so that the tableware 73 can be easily taken in and out. However, the first rail 88 and the first roller 88a provided on the dishwasher main body 71 slide on the second rail 89 and the second roller 89a provided on the cleaning tank 72 to move the cleaning tank 72. When pulled out in a substantially horizontal direction, the second rail 89 on the side of the dishwasher 72 can slide only within the operating range of the first rail 88 on the side of the dishwasher main body 71. There is a problem that it is difficult to put the tableware 73 into and out of the overlapping washing tank 72, which is not convenient.
[0010]
SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and it is an object of the present invention to provide a dishwasher which has good storability of dishes and improves usability.
[0011]
[Means for Solving the Problems]
In the dishwasher according to the present invention, there is provided a washing tank having an upper opening, a dishwasher body for supporting the washing tank movably in the front-rear direction, and the dishwasher supported by the dishwasher body. A lid that closes an upper opening of the washing tank housed in the washing machine main body, and when the washing tank is pulled out to the maximum in the forward direction, a rear wall inner surface of the washing tank has a The position is the same as the front surface or a position outside the front surface.
[0012]
Further, a washing tank having an opening above, a dishwasher main body that supports the washing tank so as to be movable in the front-rear direction, and the dishwasher supported by the dishwasher main body and housed in the dishwasher main body. A lid for closing the upper opening of the washing tank, a rail provided in the washing tank, and connecting the rail and the dishwasher main body; A second rail on which the rail slides is provided so that the inner surface of the rear wall of the tank is at the same position as the front surface of the dishwasher main body or at a position outside the front surface.
[0013]
Also, an upper inclined extension portion is formed by extending rearward at an upper end of the rear wall of the washing tank, and when the washing tank is pulled out to the maximum forward, the inner surface of the rear wall of the washing tank becomes the dishwasher. The upper inclined extension portion is located at the same position as the front surface of the main body or outside the front surface, and is located inside the front surface of the dishwasher.
[0014]
Further, both side walls of the washing tank are extended rearward from the rear wall of the washing tank to form an extended wall, and when the washing tank is pulled out to the maximum in the front direction, the extended wall is the main body of the dishwasher main body. It is designed to be inside the front.
[0015]
Further, a dish basket on which dishes are placed is detachably accommodated in the washing tank.
[0016]
BEST MODE FOR CARRYING OUT THE INVENTION
Embodiment 1 FIG.
FIG. 1 is a longitudinal sectional view of a dishwasher according to Embodiment 1 of the present invention. In the figure, reference numeral 1 denotes a box-shaped washing tank having an open upper side, 2 denotes a dishwasher main body which accommodates the washing tank 1 from the front so as to be able to be pulled out horizontally within a certain range, and 3 denotes a washing tank 1 in the main body 2. A lid for closing the opening of the washing tank 1 when storing it, 4 is a tableware basket for storing tableware 5, 6 is a washing nozzle for injecting washing water into the washing tank 1, and 7 is ejected from the washing nozzle 6. A heater for warming the cleaning water, a pump 8 for circulating the cleaning water by switching the rotation direction, and a pair of rails 9 are provided on the left and right outer surfaces of the cleaning tank 1 and the left and right inner surfaces of the main body 2, respectively.
[0017]
Next, the rail body 9 will be described. 2 and 3 are longitudinal sectional views showing a support state of the cleaning tank 1. FIG. 2 shows a state where the cleaning tank 1 is pulled out, FIG. 3 shows a state where the cleaning tank 1 is pushed in, and FIG. In the enlarged front view, (1) is a state where the cleaning tank is pushed in, (2) is a state where the cleaning tank is pulled out, and (b) is a side view of the rail body portion. In the figure, 10 is a first rail provided on a pair of left and right inner wall surfaces of the dishwasher main body 2, and 11 is a second rail fixed to a lower left and right pair of lower portions of the outer wall surface of the washing tank 1 (in the claims). Reference numeral 11a denotes a sliding roller of the second rail 11, and reference numeral 12 denotes a third rail interposed between the first rail 10 and the second rail 11 (second rail in the claims). , 12a, 12b, and 12c are sliding rollers A, B, and C attached to the third rail 12, and the first rail 10, the second rail 11, and the third rail 12 The rail body 9 is constituted by the sliding rollers 11a, 12a, 12b, and 12c. In addition, 14 is a control device for controlling the operation of the heater 7, the pump 8, a pause valve (not shown), and the like, and 15 is a door provided on the front surface of the cleaning tank 1.
[0018]
The operation of pulling out the washing tub 1 of the dishwasher thus configured in the front-back direction will be described. The sliding roller 12b of the third rail 12 slides on the surface of the first rail 10 of the dishwasher main body 2, and the second rail 12 of the cleaning tank 1 slides on the surface of the third rail 12 for sliding. The sliding roller 11a of the third rail 12 slides, and the sliding roller 12a of the third rail 12 slides on the surface of the second rail 11 of the cleaning tank 1. In this way, each of the rails 10, 11, and 12 slides within their respective operating ranges, so that the second rail 11 on the side of the washing tank 1 becomes the same as the first rail 10 on the side of the dishwasher body 2. Since it is possible to slide beyond the operating range, the rear end B of the second rail 11 of the washing tank 1 can be located forward of the front end A of the first rail 10 of the dishwasher main body 2, Therefore, the entire surface of the opening of the washing tank 1 can be positioned forward of the dishwashing tank main body 2.
[0019]
In this way, the rear wall inner surface 1a inside the cleaning tank 1 can be pulled out to the same level as the front surface 2a of the dishwasher main body 2 or outside the front surface 2a of the dishwasher main body 2, so that the opening of the cleaning tank 1 can be opened. There is no portion that overlaps with the dishwasher main body 2, so that the tableware 5 can be easily taken in and out, and the tableware basket 4 can be put in and taken out of the washing tank 3 with the tableware 5 placed thereon. A good dishwasher can be provided.
[0020]
Embodiment 2 FIG.
As shown in FIGS. 1 to 3, the washing tub 1 is formed so as to be inclined and extended rearward on the upper portion of the rear wall inner surface 1 a so as to be positioned on the lower surface of the lid 3 of the washing tub 1 held by the dishwasher main body 2. By providing the upper inclined extension portion 1b described above, there is no gap between the washing tank 1 and the dishwasher main body 2, and it is possible to prevent a user's finger or the like from being caught. When water remains on the lid 3, the water droplets can be collected from the upper inclined extension 1b into the cleaning tank 1, and no water droplets remain on the lid 3.
[0021]
Also, by forming the side wall of the cleaning tank 1 to extend rearward to form the extension wall 1c, no gap is formed between the cleaning tank 1 and the dishwasher main body 2 when the cleaning tank 1 is pulled out. In addition, it is possible to prevent the user's finger or the like from being pinched. Further, the lid 3 may be slightly inclined forward, or a wiper or the like may be provided behind the upper inclined extension 1b of the rear wall inner surface 1a of the washing tank 1 (part C) to make the washing tank 1 a dishwasher body. The washing machine 1 is pulled out while collecting the water droplets adhered to the lid portion 3 with the wiper when the water droplets are pulled out from the upper portion 2, and the water droplets can be reliably collected from the upper inclined extension portion 1b.
[0022]
Embodiment 3 FIG.
Further, the same effect can be obtained by using the rail body 9 of the first embodiment as the rail body shown in FIG. 5 or FIG. FIG. 5 is a rail body in which the third rail 12 is fitted so that the second rail 11 of the washing tank 1 is located above the first rail 10 fixed to the dishwasher main body 2, FIG. 5A is a rail body for fitting the third rail 12 so that the second rail 11 of the washing tank 1 is located below the first rail 10 fixed to the dishwasher main body 2, and FIG. ) And 6 (a) are side views of the rail body, and FIGS. 5 (b) and 6 (b) are enlarged front views of the rail body, with (1) the cleaning tank being pulled out and (2) the cleaning tank being pushed in. It is in a state. With such a rail body, the washing tank 1 can be pulled out to the same position as the front surface 2a of the dishwasher main body 2 or to the front of the front surface 2a, and the width of the rail body can be reduced, so that the capacity of the washing tank 1 is increased. be able to.
[0023]
【The invention's effect】
Since the present invention is configured as described above, it has the following effects.
[0024]
A washing tank having an upper opening, a dishwasher main body that supports the washing tank so as to be movable in the front-rear direction, and the washing tank supported by the dishwasher main body and housed in the dishwasher main body And a lid that closes the upper opening of the dishwasher, when the washing tank is pulled out to the maximum in the forward direction, the inner surface of the rear wall of the washing tank is the same as the front surface of the dishwasher body or a position outside the front surface. Since the opening for accommodating the dishes in the washing tank is fully opened, the dishes can be easily accommodated in the back of the washing tank, which is convenient.
[0025]
Further, a washing tank having an opening above, a dishwasher main body that supports the washing tank so as to be movable in the front-rear direction, and the dishwasher supported by the dishwasher main body and housed in the dishwasher main body. A lid for closing the upper opening of the washing tank, a rail provided in the washing tank, and connecting the rail and the dishwasher main body; Since the second rail on which the rail slides is provided so that the inner surface of the rear wall of the tub is located at the same position as the front surface of the dishwasher body or outside the front surface, the opening for accommodating the tableware of the tub is provided. The tableware can be fully opened, the tableware can be easily accommodated in the back of the washing tank, and an easy-to-use dishwasher can be obtained.
[0026]
Also, an upper inclined extension portion is formed by extending rearward at an upper end of the rear wall of the washing tank, and when the washing tank is pulled out to the maximum forward, the inner surface of the rear wall of the washing tank becomes the dishwasher. Since the upper inclined extension is located inside the front of the dishwasher and is located at the same position as or outside the front of the main body of the dishwasher, when the washing tank is pulled out, the washing tank and the dishwasher main body are arranged. It is possible to eliminate a gap generated between them, thereby preventing a user's finger or the like from being pinched.
[0027]
Further, both side walls of the washing tank are extended rearward from the rear wall of the washing tank to form an extended wall, and when the washing tank is pulled out to the maximum in the front direction, the extended wall is the main body of the dishwasher main body. Since the inside of the washing tub is drawn out from the front, a gap generated between the washing tub and the dishwasher main body when the washing tub is pulled out can be eliminated, and it is possible to prevent the user's finger or the like from being pinched.
[0028]
In addition, since the dish basket on which the dishes are placed is detachably accommodated in the washing tank, the dish basket on which the dishes are placed can be easily taken in and out of the opening of the washing tank which is fully opened. .
[Brief description of the drawings]
FIG. 1 is a longitudinal sectional view of a dishwasher according to a first embodiment of the present invention.
FIG. 2 is a longitudinal sectional view showing a support state of a washing tank of the dishwasher according to the first embodiment of the present invention.
FIG. 3 is a longitudinal sectional view showing a state in which the washing tank of the dishwasher according to Embodiment 1 of the present invention is pushed in.
FIG. 4 (a) is an enlarged front view of a rail body of the dishwasher according to Embodiment 1 of the present invention.
(B) It is a side view of the rail body part of the dishwasher which shows Embodiment 1 of this invention.
FIG. 5 (a) is a side view of a rail portion of a dishwasher according to a third embodiment of the present invention.
(B) It is an enlarged front view of the rail body of the dishwasher which shows Embodiment 3 of this invention.
FIG. 6 (a) is a side view of a rail portion of a dishwasher according to a third embodiment of the present invention.
(B) It is an enlarged front view of the rail body of the dishwasher which shows Embodiment 3 of this invention.
FIG. 7 is a longitudinal sectional view showing a conventional dishwasher.
FIG. 8 is a longitudinal sectional view showing a supporting state of a washing tank showing a conventional dishwasher.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Washing tank, 1a back wall inner surface, 1b upper inclined extension, 1c extension wall, 2 dishwasher main body, 2a front, 3 lids, 4 dish baskets, 5 dishes, 6 washing nozzles, 7 heaters, 8 pumps, 9 rail body, 10 first rail, 11 second rail, 11a sliding roller, 12 third rail, 12a sliding roller A, 12b sliding roller B, 12c sliding roller C, 13 third rail , 14 controls, 15 doors.

Claims (5)

A washing tank having an upper opening, a dishwasher main body that supports the washing tank so as to be movable in the front-rear direction, and the washing tank supported by the dishwasher main body and housed in the dishwasher main body And a lid that closes the upper opening of the dishwasher, when the washing tank is pulled out to the maximum in the forward direction, the inner surface of the rear wall of the washing tank is the same as the front surface of the dishwasher body or a position outside the front surface. A dishwasher characterized in that: A washing tank having an upper opening, a dishwasher main body that supports the washing tank so as to be movable in the front-rear direction, and the washing tank supported by the dishwasher main body and housed in the dishwasher main body A lid for closing the upper opening of the washing tank, a rail provided in the washing tank, the rail and the dishwasher main body are connected, and when the washing tank is pulled out to the maximum in the forward direction, the washing tank is closed. A dishwasher, wherein a second rail on which the rail slides is provided such that an inner surface of a rear wall is located at the same position as the front surface of the dishwasher body or at a position outside the front surface. At the upper end of the rear wall of the washing tank, an upper inclined extension portion is formed to extend rearward and inclined, and when the washing tank is pulled out to the maximum in the front direction, the inner surface of the rear wall of the washing tank becomes the dishwasher main body. 3. The dishwasher according to claim 1, wherein the dishwasher is located at the same position as the front surface or outside the front surface, and the upper inclined extension is located inside the front surface of the dishwasher. When the side walls of the washing tank are extended rearward from the rear wall of the washing tank to form an extended wall, and when the washing tank is pulled out to the maximum in the forward direction, the extended wall is positioned from the front of the dishwasher main body. The dishwasher according to any one of claims 1 to 3, wherein the dishwasher is arranged inside. The dishwasher according to claim 1, wherein a dish basket on which dishes are placed is detachably accommodated in the washing tank.

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