JP2000296086A - Dish washer and drier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the workability when dishes are stored by providing a dish basket and a washing tub which have a nearly rectangular horizontal cross section, a washing nozzle for injecting washing water, a washing pump for pressurizing washing water and a lid for opening/closing the opening part of the tub and also providing a rotary mechanism part for rotating the dish basket. SOLUTION: The opening part of a long side front part in the washing tub 2 is closed by the lid 5. A dish basket support means 6 supports the dish basket 1 and the means 6. A rotary shaft 8 supports the means 6 by a rotary support means 7 so as to be freely rotatable. When the dishes are washed, the lid 5 is opened, the dish basket 1 is rotated and taken out from the tub 2. The dish basket 1 is rotated around the rotary shaft 8 by which the means 6 supporting the bottom surface of the basket and the basket 1 are supported by the means 7. The dishes are arranged at prescribed positions and the dish basket 1 is rotated and stored in the tub 2. The lid 5 is closed and then, the dishes are washed and dried by the operation of the washing pump 4, the washing nozzle 3 and a drain pump 11 or the like by the command of a controller 12.

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 and drying tableware, and more particularly to a structure for improving the usability of a tableware basket.

[0002]

2. Description of the Related Art FIG.
This will be described with reference to FIG.

As a configuration for washing and drying dishes, a dish basket 30 for accommodating dishes to be washed, a washing nozzle 31 for jetting washing water, a washing pump 32 for pressurizing washing water, and a washing tank 33 are provided. Have. Further, a drain pump 34 for discharging cleaning water outside the machine, a blower 35 for sending outside air to the cleaning tank 33, and a lid 3 for opening and closing the opening of the cleaning tank 33.
6.

[0004] A heater 37 for heating the cleaning water or the outside air is used.
The washing pump 32, the drain pump 34, the blower 3
5. The operation is controlled by a controller 38 that controls the heater 37 and the like. In addition, the controller 38 allows the user to select several operating methods with varying cleaning times and cleaning or rinsing temperatures.

In such a dishwasher / dryer, the tableware basket 30 is pulled out with the lid opened as shown in FIG. 9 to store the tableware to be washed, and the tableware basket 30 is pushed into the washing tank 33. . Fill the detergent, close the lid and start operation. First, a water supply step of supplying a predetermined amount of cleaning water to the cleaning tank 33 for stabilizing the operation of the cleaning pump 32 pressurizing the cleaning water is executed. In general, the water supply is performed by opening and closing a water supply valve and detecting a water level of washing water. Following this water supply step, the cleaning pump 32
The cleaning water is supplied to the cleaning nozzle 3 together with the detergent while being pressurized and heated to the first predetermined temperature by the heater 37.
The main washing step of spraying from the first spray port is performed.

[0006] The cleaning water is injected vertically or obliquely upward from the injection port of the cleaning nozzle 31. Further, the cleaning nozzle 31 is rotated substantially horizontally by the reaction force of the cleaning water jet. The dishes are washed by the action of the collision force (also called mechanical force), detergent, heat, etc. of the washing water injected from the rotating washing nozzle 31 in this way. The energy of the injected cleaning water is proportional to the pressure and the flow rate, and is hereinafter also referred to as injection water power.

[0007] As the purified water rises to a first predetermined temperature,
After the main washing process for a predetermined time, the washing machine enters a drainage process in which washing water containing dirt washed from tableware or the like is discharged outside the machine by a drainage pump. Subsequently, a water supply step of newly supplying cleaning water, a rinsing step of jetting cleaning water from the cleaning nozzle 61 to rinse dishes washed with detergent or garbage (the dirt attached to the dishes is also called garbage), The draining step is repeated four times consecutively, and the cleaning step is completed.

In order to perform the subsequent drying step in a short time, the final rinsing step is a heating rinsing step in which the cleaning water is heated by the heater 37 to the second predetermined temperature. Here, generally, the first predetermined temperature is often lower than or equal to the second predetermined temperature.

Subsequent to the above-described washing step, a drying step of operating the blower 35 and the heater 37 to discharge moisture in the washing tank 33 and heating and evaporating the water droplets of the washing water attached to the dishes is performed. We finish driving.

[0010]

In the dishwasher having the above-mentioned conventional construction, when the opening and closing direction of the lid 36 is not in front of the user in the operation of storing the dishes in the dish basket 30, the dish basket 30 is pointed by an arrow. Even in a state where the tableware is pulled out in the G direction, it is difficult to store tableware in a deep part away from the user. In particular, when the washing tank 33 and the tableware basket 30, that is, the main body of the device has a rectangular cross-section and has an opening or lid 36 on its long side, the installation state with a narrow horizontal width is adopted due to the installation space at the sink. In many cases, the short side is in front of the user. In such a case, the work of storing the tableware in the back part has a problem that the distance to the storage position of the tableware is long and the tableware in the front part is shaded, so that it is often inconvenient to use. Have.

The present invention solves the above-mentioned problems of the conventional dishwasher and dryer. In particular, it is an object of the present invention to provide a dishwasher in which a rotating mechanism section is provided for taking in and out of a dish basket, thereby improving workability when storing the dish.

[0012]

DISCLOSURE OF THE INVENTION A dishwasher and dryer according to the present invention comprises a dish basket and a washing tank having a substantially rectangular horizontal sectional shape, a washing nozzle for jetting washing water, a washing pump for pressurizing the washing water, and a washing pump. A lid for opening and closing the opening of the tank; and a rotation mechanism for rotating the tableware basket.

According to the present invention, it is possible to provide a dishwasher in which the tableware basket is drawn out of the washing tank by rotating the tableware basket, and the workability in storing the tableware is improved.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 comprises a dish basket and a washing tank having a substantially rectangular horizontal sectional shape, a washing nozzle for injecting washing water, a washing pump for pressurizing the washing water, and a washing tank. A dishwasher and dryer having a lid for opening and closing an opening and a rotation mechanism for rotating the dish basket is provided.

According to the present invention, the dishwasher can be pulled out of the washing tub by rotating the dishwasher, and a dishwasher / dryer with improved workability when storing the dish can be realized.

According to a second aspect of the present invention, there is provided a dishwasher / dryer according to the first aspect, wherein the rotation center of the rotating mechanism is formed at substantially one end of a long side of the dish basket close to the opening of the washing tank. It is to be.

In the present invention, in particular, the short side of the device is set in the width direction,
Even when the long side is set in the depth direction, the dishwasher is rotated so that the longitudinal direction of the dish basket faces the front of the user, so that it is possible to realize a dishwasher that can easily put the tableware in and out.

According to a third aspect of the present invention, there is provided the dishwasher / dryer according to the first aspect of the present invention, wherein the center of rotation of the rotating mechanism is formed substantially at the center of the long side of the dish basket close to the opening of the washing tank. It is to be.

In the present invention, in particular, the tableware basket can be rotated in both left and right directions, and the tableware can be easily taken in and out in a small space without pulling out the whole tableware basket. In addition, since a maximum of about half of the dish baskets are drawn out of the washing tub, a stable dishwasher with a weight balance can be realized while having a substantially rectangular horizontal cross section.

According to a fourth aspect of the present invention, in the first aspect of the present invention, the center of rotation of the rotating mechanism is selectively formed at substantially both ends of a long side of the dish basket close to the opening of the washing tank. It is to be a dryer.

In the present invention, in particular, even if the position of the washing tank and the lid, that is, the main body is installed on the left or right, by selecting the rotation center of the dish basket, the dish basket is drawn out of the washing tank and the dish basket is drawn out. Since the longitudinal direction faces the front of the user, it is possible to obtain good usability when storing tableware.

[0022]

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

(Embodiment 1) In FIG. 1, reference numeral 1 denotes a tableware basket for storing items to be cleaned such as tableware, cooking utensils, etc., 2 denotes a cleaning tank having a rectangular cross section, and 3 denotes a cleaning water jet to rotate substantially horizontally. The cleaning nozzle 4 is a cleaning pump that pressurizes cleaning water. Although the washing nozzle 3 is generally used in the washing tank 2 having a substantially rectangular shape, two washing nozzles 3 are provided in the longitudinal direction of the washing tank 2 (not shown). 5 is a lid for closing the opening at the front of the long side of the washing tank 2, 6 is tableware basket support means for supporting the bottom surface of the tableware basket 1, 7 is rotating support means for supporting the tableware basket 1 and the dish basket support means 6, 8 is It is a rotation shaft for rotatably supporting the dish basket support means 6 with the rotation support means 7. The tableware basket support means 6, the rotation support means 7, and the rotation shaft 8 form a rotation mechanism 9 of the tableware basket 1.

It should be noted that the pins for holding the dishes originally provided in the dish basket and some pins forming the bottom are not the main objects of the present invention in FIGS. are doing.

Reference numeral 10 denotes a heater for mainly heating the cleaning water in the cleaning step, and heats the air in the drying step. 11
Is a drainage pump that discharges washing water outside the machine. Reference numeral 12 denotes a control device for controlling operations of the cleaning pump 4, the heater 10, the drain pump 11, and the like.

Next, the operation of the dishwasher of this embodiment will be described. The operation method of the cleaning step is basically the same as that of the conventional one, and the description is omitted. The characteristic feature of the present embodiment lies in the improvement of the usability due to the configuration of the tableware basket 1, and therefore, the description will be made mainly on taking in and out the tableware.

In washing the dishes, the lid 5 is first opened, and the dish basket 1 is rotated out of the washing tank 2 (in the direction of arrow A in FIG. 3) as shown in FIG. The rotation of the tableware basket 1 is performed around a rotation axis 8 on which the tableware basket support means 6 supporting the bottom surface thereof and the tableware basket 1 are supported by the rotation support means 7. The short side of the tableware basket 1 is formed in an R shape (1 in the figure).
Although it is a), it is for passing through the opening of the washing tank 2, and in the case of a substantially rectangular cross-section, there is almost no loss in the number of stored tableware due to this. Because the tableware basket 1
Is difficult to hit the corners of the cleaning nozzle 3, and therefore, it is common practice to perform chamfering so as not to store tableware.

After that, the dishes are arranged in a predetermined position, and as shown in FIG. When the lid 5 is closed, the cleaning and drying are performed by the operation of the cleaning pump 4, the cleaning nozzle 3, the drainage pump 11 and the like according to a command from the control device 12. After driving is over,
The lid 5 is opened, the tableware basket 1 is rotated and pulled out, and the tableware is taken out.

In the present embodiment, although the tableware basket 1 is substantially rectangular, since it is rotated and the long side faces the user, the usability of storing and taking out tableware is excellent. Of course, the rotation mechanism 9 of the dish basket 1 is outside the rotation locus of the cleaning nozzle 3 and does not sacrifice cleaning.

(Embodiment 2) In this embodiment, the cleaning tank 2, cleaning nozzle 3, cleaning pump 4
And the description of the basic configuration is omitted.

As shown in FIGS. 4 and 5, the feature of the present embodiment is that the tableware basket support means 1 supports the bottom surface of the tableware basket 15.
6, a rotating support means 17 for supporting the tableware basket 15 and the tableware basket support means 16, and a rotating shaft 18 for rotatably supporting the tableware basket support means 16 with the rotary support means 17; , Rotation support means 17,
The rotating mechanism 18 of the tableware basket 15 is formed at a substantially central portion of the long side of the tableware basket 15 by the rotation shaft 18.

In the present invention, in particular, when the lid 5 is opened, the tableware basket 15 can be rotated in both the left and right directions of the arrow B direction and the arrow C direction by the rotation mechanism 19, so that the whole tableware basket 15 is not pulled out. In addition, it is possible to realize a dishwasher that can easily put dishes in and out of a small space.

In this embodiment, the effect appears to be small, but the washing tank 2 is vertically high and the tableware basket 2 is
It is a step, and the lid 5 has two upper and lower stages, or only the lid 5 has two upper and lower stages.
Assuming the case of a step, the space required for opening the lid 5 is slightly possible in front of the washing tank 2, and it is clear that a small space when the tableware basket 15 is pulled out is effective. It is.

(Embodiment 3) In this embodiment, the basic configuration of a tableware basket 1, a cleaning tank 2, a cleaning nozzle 3, a cleaning pump 4, and the like is the same as that of the first embodiment, and a description of the basic configuration will be omitted. As shown in FIG. 6, near the one end of the long side of the tableware basket 20, the first tableware basket support means 21 supporting the bottom surface thereof, the first tableware basket 20 and the first rotary support for supporting the first tableware basket support means 21. The means 22 has a rotating shaft 23 for rotatably supporting the first tableware basket supporting means 21 with the first rotation supporting means 22. Further, near the other end of the long side of the tableware basket 20, a second tableware basket support means 24, a second rotation support means 25, and a second rotation shaft 26 are provided.

That is, it has two rotating mechanisms. Therefore, by mounting only one of the first and second rotation shafts 23 and 26, the rotation center of the tableware basket 20 can be selected. Thus, the rotation mechanism 27 of the tableware basket 20 which can rotate in one of the directions indicated by the arrows E and F in the direction of the arrow E is formed.

In this invention, in particular, the center of rotation of the tableware basket 20 is selectively formed at substantially both ends of the long side, so that the position of the washing tank 2 and the lid 5, that is, the main body can be set to the left or right position with respect to the user. Even if it is installed, by selecting the rotation center of the tableware basket 20, the tableware basket 20 is drawn out of the washing tank 2, and the longitudinal direction of the tableware basket 20 faces the front of the user and the position thereof. Can select either the back or the front which is easier to handle, so that it is possible to obtain good usability when storing tableware.

It is to be noted that, unlike the third embodiment, the tableware basket 2
By providing a plurality of tableware basket support means at a diagonal of 0, the user can select the direction in which the tableware basket 20 is mounted.

Further, by disposing a plurality of tableware baskets having a rotating mechanism in a horizontal or vertical direction, a necessary portion of the tableware stored in a washing tank having a substantially rectangular cross section can be taken out, so that it is easy to use. It is possible to increase.

Furthermore, in each of the above embodiments, it is assumed that the difference between the long side and the short side of the tableware basket is relatively large, but the corners for rotating the tableware basket should be properly chamfered. If it is set, it is needless to say that the same effect can be obtained even if it is close to a square.

[0040]

Since the present invention is configured as described above, it has the following effects.

According to the first aspect of the present invention, a dish basket and a washing tank having a substantially rectangular horizontal sectional shape, a washing nozzle for spraying washing water, a washing pump for pressurizing the washing water, and an opening and closing opening of the washing tank are provided. By providing a rotation mechanism for rotating the tableware basket, the tableware basket is drawn out of the washing tank by rotating the tableware basket when the tableware is taken in and out. A dishwasher / dryer with improved workability during storage can be provided.

According to the second aspect of the present invention, in the first aspect of the invention, the rotation center of the rotating mechanism is formed at substantially one end of the long side of the tableware basket close to the opening of the washing tank. Regardless of the installation direction of the equipment, the longitudinal direction of the tableware basket can face the front of the user, and a more convenient dishwasher and dryer can be provided that can easily take in and out the tableware.

According to the third aspect of the present invention, in the first aspect of the present invention, the center of rotation of the rotating mechanism is formed substantially at the center of the long side of the tableware basket close to the opening of the washing tank. Thus, the dishwasher can be rotated in both the left and right directions, and a more convenient dishwasher and dryer can be provided that can easily take in and out tableware without having to pull out the entire dish basket and regardless of the installation direction of the main body.

According to the fourth aspect of the present invention, in the first aspect of the present invention, the center of rotation of the rotating mechanism is selectively formed at substantially both ends of the long side of the tableware basket close to the opening of the washing tank. By doing so, even if the position of the washing tank and the lid, that is, the main body is installed on either side, by selecting the rotation center of the dish basket, the dish basket is pulled out of the washing tank, and the longitudinal direction of the dish basket is changed. Since it faces the front of the user, it is possible to provide a dishwasher and dryer that can obtain ease of use when storing tableware.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a main part of a dishwasher according to a first embodiment of the present invention.

FIG. 2 is a sectional view showing a state in which the tableware basket of the first embodiment is drawn out.

FIG. 3 is a sectional view showing a state where the tableware basket of the first embodiment is stored.

FIG. 4 is a sectional view showing a state in which a dish basket of a dishwasher according to a second embodiment of the present invention is stored.

FIG. 5 is a sectional view showing a state where the tableware basket of the second embodiment is drawn out.

FIG. 6 is a sectional view showing a state in which a dish basket of a dishwasher according to a third embodiment of the present invention is stored.

FIG. 7 is a sectional view showing a state in which the tableware basket according to the third embodiment is pulled out.

FIG. 8 is a sectional view of a main part of a conventional dishwasher.

FIG. 9 is a sectional view of a main part of a conventional dishwasher with a lid opened.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Tableware basket 2 Cleaning tank 3 Cleaning nozzle 4 Cleaning pump 5 Lid 6 Tableware basket support means 7 Rotation support means 8 Rotating shaft 9 Rotation mechanism part 10 Heater 11 Control device 12 Control device

 ──────────────────────────────────────────────────の Continued on the front page (72) Inventor Hiromi Hirota 1006 Kazuma Kadoma, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (72) Inventor Hiroyuki Kayama 1006 Okadoma Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. F Terms (reference) 3B082 BA01 FF04 FF07

Claims (4)

[Claims] 1. A dish basket and a washing tank having a substantially rectangular horizontal cross-sectional shape, a washing nozzle for injecting washing water, a washing pump for pressurizing the washing water, and a lid for opening and closing an opening of the washing tank, A dishwasher / dryer provided with a rotation mechanism for rotating the dish basket and pulling the dish basket out of the washing tank. 2. The dishwasher / dryer according to claim 1, wherein the rotation mechanism has a center of rotation formed at substantially one end of a long side of the tableware close to an opening of the washing tank. 3. The dishwasher / dryer according to claim 1, wherein the rotation mechanism has a center of rotation formed substantially at the center of the long side of the dish basket close to the opening of the washing tank. 4. The dishwasher / dryer according to claim 1, wherein the rotation mechanism is formed so that a center of rotation is selectable at substantially both ends of a long side of the tableware close to an opening of the washing tank.