TWI568400B - Tableware cleaning machine - Google Patents

Description

Dish washing machine Field of invention

The present invention relates to a dishwashing machine for washing dishes.

Background of the invention

Conventionally, such a dishwasher is constructed as shown in Figs. 10 and 11 (see, for example, Patent Document 1). Figure 10 is a side cross-sectional view of a conventional dishwasher. Figure 11 is a front cross-sectional view of a conventional dishwasher. Fig. 10 and Fig. 11 show the state in which the dish washing unit is put into the system kitchenware. As shown in FIGS. 10 and 11, the casing 2 having the front opening 1 in the front is housed in the system kitchenware. The cleaning tank 3 provided inside the casing 2 has a door body 4 that covers the front opening portion 1 and an upper opening portion 5 that is provided above. Moreover, the cutlery basket 7 which accommodates the tableware 6 in the inside is arrange|positioned in the washing tank 3. A washing nozzle 8 is rotatably provided below the cutlery basket 7. The washing water accumulated in the washing tank 3 is circulated by the pump 9, and is sprayed from the washing nozzle 8 to wash the tableware 6. A rail 10 is disposed below the outer side of the left and right side portions of the washing tub 3. The washing tub 3 is supported on the inner side of the left and right side faces of the casing 2 so as to be movable in the front-rear direction.

The user grips the handle portion 11 integrally formed on the door body 4, and will The washing tub 3 is pulled out toward the front, and the tableware 6 is taken out from the upper opening portion 5. An inner cover 12 for sealing the upper opening portion 5 is provided in the upper space of the casing 2. When the cleaning tank 3 is returned to the casing 2, the inner lid 12 that is in the upper space of the casing 2 is placed on the inner side of the left and right side surfaces of the casing 2, and the like. The lower opening portion 5 is closed by moving downward toward the rear side.

Further, the cutlery basket 7 is composed of the lower basket 14 and the upper scaffold basket 15 above and below. In the lower basket 14, a small object case 16 for erecting and accommodating the elongated tableware such as chopsticks and spoons is disposed at a position avoiding the upper scaffold basket 15. In this way, the cutlery basket 7 is managed so that the space in the washing tank 3 can be effectively utilized, and more tableware 6 can be accommodated and washed efficiently. The lower basket 14 accommodates dishes and bowls. The upper scaffolding basket 15 accommodates cups and tea bowls. The small object box 16 accommodates elongated tableware such as chopsticks and spoons.

The user pulls the washing tub 3 forward, and takes out the cutlery 6 from the upper opening 5, but when the tableware 6 is placed on the upper shelving basket 15, it becomes difficult to place the cutlery toward the lower basket 14. Class 6. Therefore, the user usually places the tableware 6 from the basket 14. Further, the plurality of scaffolding baskets 15 are configured such that the inner side wall of the washing tub 3 is used as a fulcrum, and can be erected freely, and does not interfere when the tableware 6 is placed on the lower basket 14. Further, as in Patent Document 1, there is also a dishwasher that is configured to be movable in a lateral direction so as not to allow the upper scaffolding basket 15 to be freely rotated.

The dishwasher is returned to the casing 2 by the user in the washing tank 3, and when the operation is started, the washing water is heated by the heater 17 disposed at the bottom of the washing tank 3, and the washing water is washed. Water from the washing nozzle 8 towards the tableware The class 6 is sprayed, and a washing step of dropping the dirt of the tableware 6 is performed. After that, the dishwasher cleans the dishes and drains the water, and while the heater 17 warms the air in the tank 3, the drying process is performed by the air blowing unit 18 to complete the operation.

As described above, in the above-described conventional configuration, it is necessary to sequentially place the dirty tableware 6 from the lower basket 14. However, when the user unloads the tableware 6 in the lower basket 14 and the upper shelving basket 15, and the tableware 6 is placed on the upper shelving basket 15, the upper shelving basket 15 cannot be erected and erected. Therefore, it becomes difficult to mount the tableware 6 in the space of the basket 14 under the cover of the upper scaffolding basket 15, and there is a problem that the tableware 6 placed on the upper scaffolding basket 15 must be taken out at one time.

Further, even when the upper scaffolding basket 15 is configured to be laterally movable in the washing tub 3, after the slender table 6 such as a chopstick or a spoon is placed on the small-piece case 16, the so-called upper scaffolding basket 15 is subjected to the tableware. 6 Subjects that interfere and cannot move freely. In addition, when the tableware 6 after washing is taken out, the same problem is also caused in the point of restricting the order in which the tableware 6 must be taken out from the upper shelving basket 15.

[First technical literature] [Patent Literature]

[Patent Document 1] JP-A-2006-061358

Summary of invention

The dishwasher of the present invention includes: a washing tank having an upper opening portion at an upper portion; a lower basket and an upper scaffold basket, which are disposed above and below In the washing tank, the tableware is placed; and the small object box is placed in the lower basket. And the small object box and the upper scaffolding basket are configured to be laterally movable.

Thereby, the upper scaffold basket becomes movable in a state where the cutlery is placed on the upper scaffold basket, and the small object cassette becomes movable even in a state in which the chopsticks and the like are accommodated in the small object cassette. Therefore, when the user moves the scaffolding basket, the small object box in which the tableware is placed is also moved, so that the tableware of the small object box does not hinder the movement of the upper scaffolding basket. Moreover, the basket space is covered by the upper scaffolding basket, the tableware can be easily taken out, and the shape of the configurable tableware can be widened.

1‧‧‧ front opening

2‧‧‧Shell

3‧‧‧cleaning trough

4‧‧‧

5‧‧‧Upper opening

6‧‧‧Tableware

7‧‧‧Tableware basket

8‧‧‧ Washing nozzle

9‧‧‧ pump

10‧‧‧ Track

11‧‧‧Hands

12‧‧‧ Inner cover

13‧‧‧ linkage mechanism

14‧‧‧Large

15‧‧‧Upper scaffolding basket

16‧‧‧Small object box

17‧‧‧heater

18‧‧‧Air Supply Department

20‧‧‧ front opening

21‧‧‧Shell

22‧‧‧cleaning trough

23‧‧‧

24‧‧‧Upper opening

25‧‧‧Tableware

25a‧‧‧Cleaned

25b‧‧‧Cleaned

26‧‧‧Tableware basket

27‧‧‧Upper scaffolding basket

27a‧‧‧Upper scaffolding basket

27b‧‧‧Upper scaffolding basket

27c‧‧‧lower bar

28‧‧‧ lay

29‧‧‧Small object box

29a‧‧‧Small object box

29b‧‧‧Small object box

30‧‧‧Sliding members

31‧‧‧ Track members

31a‧‧‧Ditch

32‧‧‧Acceptance Department

33‧‧‧Tableware support pin

34‧‧‧Small object support pin

35‧‧‧ recess

36‧‧‧Support Department

37‧‧‧Auxiliary basket

37a‧‧‧Auxiliary Basket

37b‧‧‧Auxiliary Basket

37c‧‧‧ shaft hole

37d‧‧‧Card claws

Fig. 1 is a side sectional view showing a dishwasher of a first embodiment of the present invention.

Fig. 2 is a front sectional view showing the movement of the scaffold basket on the dishwasher of the first embodiment of the present invention.

Fig. 3 is a front sectional view showing the movement of the scaffold basket on the dishwasher of the first embodiment of the present invention.

Fig. 4A is a plan view showing a moving position of a cutlery basket of the dishwasher of the first embodiment of the present invention.

Fig. 4B is a plan view showing the moving position of the cutlery basket of the dishwasher of the first embodiment of the present invention.

Fig. 5 is a side sectional view showing the dishwasher of the second embodiment of the present invention.

Fig. 6 is a front sectional view showing the movement of the scaffolding basket on the dishwasher in the second embodiment of the present invention.

Fig. 7 is a front sectional view showing the movement of the scaffold basket on the dishwasher of the second embodiment of the present invention.

Fig. 8A is a side view showing a state in which the auxiliary basket of the dishwasher of the second embodiment of the present invention is abutted.

Fig. 8B is a side view showing a state in which the auxiliary basket of the dishwasher of the second embodiment of the present invention is dropped.

Fig. 9A is a plan view showing an example of use of the auxiliary basket of the dishwasher of the third embodiment of the present invention.

Fig. 9B is a plan view showing another example of use of the auxiliary basket of the dishwasher of the third embodiment of the present invention.

Figure 10 is a side cross-sectional view of a conventional dishwasher.

Figure 11 is a front cross-sectional view of a conventional dishwasher.

Detailed description of the preferred embodiment

[Formation for implementing the invention]

Hereinafter, embodiments of the present invention will be described with reference to the drawings. Further, the present invention is not limited by the embodiment.

(Embodiment 1)

Fig. 1 is a side sectional view showing the dishwasher of the first embodiment of the present invention. Fig. 2 is a front sectional view showing the movement of the scaffold basket on the dishwasher of the first embodiment of the present invention. Fig. 3 is a front sectional view showing the movement of the scaffold basket on the dishwasher of the first embodiment of the present invention. 4A and 4B are plan views showing the movement positions of the cutlery basket of the dishwasher of the first embodiment of the present invention. In particular, Figures 4A, 4B show the moving position of the upper scaffolding basket 27 and the small object box 29. The difference is shown by the difference between the 27 and 29 notes a, b.

In FIGS. 1 to 4B, the cleaning tank 22 having the inside of the casing 21 having the front opening portion 20 in the front side is configured to be movable forward and backward. Further, in the cleaning tank 22, a door body 23 that covers the front opening portion 20 and a tableware basket 26 on which the upper opening portion 24 is provided and the tableware 25 are placed inside are disposed. The cutlery basket 26 is constructed in two upper and lower sections such that the upper shelving basket 27 covers a portion of the upper portion of the lower basket 28. Further, a small object case 29 in which a slender cutlery such as a chopstick or a spoon is placed upright is disposed in the lower basket 28.

Slide members 30 are provided at both ends of the upper scaffolding basket 27. The sliding member 30 slides on the groove portion 31a of the rail member 31 of the rear side wall before being attached to the washing tank 2 in the horizontal direction. Thereby, the upper scaffolding basket 27 can be above the lower basket 28 in the left-right direction of the dishwasher, from the position of the leftmost upper scaffolding basket 27a (Fig. 4A) viewed from the front toward the rightmost upper scaffolding basket 27b (Fig. 4B). The position moves laterally. Further, the upper shelving basket 27 is configured to be slid by the sliding member 30 as a shaft. Further, a receiving portion 32 is provided at both ends of the upper scaffolding basket 27. Further, the receiving portion 32 is abutted on the upper surface of the rail 31, and the rotation of the scaffolding basket 27 with the sliding member 30 as the axis is stopped, and the upper scaffolding basket 27 is slid over the rail member 31.

In the left-right direction in which the upper scaffolding basket 27 moves, a substantially linear rod-shaped cutlery support pin 33 is integrally formed in the lower basket 28 in the front and rear rows. Further, the table support pins 33 of the two rows are arranged in parallel to support the small article support pins 34 of the small object case 29. The small object case 29 is provided with a recess 35 corresponding to the table support pin 33 at the bottom (see Fig. 1). The small object box 29 is such that the table support pin 33 is avoided, and the small object support pin 34 is in the left and right direction of the dishwasher. It is disposed so as to be movable from the position of the leftmost small object case 29a (Fig. 4A) viewed from the front toward the position of the rightmost small object case 29b (Fig. 4B).

As shown in Figs. 3 and 4B, the track member 31 adjusts the length of the groove portion 31a. When the small object case 29 is located at the position of the rightmost small object case 29b, the movement range of the upper shelving basket 27 is restricted so that the rightmost side is The upper scaffolding basket 27b does not cover the upper space of the small object box 29b. That is, the upper shelving basket 27 is restricted in the range of movement so as to leave a portion that does not cover the space above the small object box 29.

Regarding the dishwasher of the above configuration, the operation and action will be described below. First, the user pulls the cleaning tank 22 out of the casing 21. As shown in Figs. 2 and 4A, the scaffold basket 27a is located at the leftmost position of the washing tank 22, and is located at the center of the leftmost position. The small object box 29a mounts and houses the dishes 25 such as bowls, cups, plates, chopsticks, and spoons in different orders. In the initial stage, the upper scaffolding basket 27a is erected with the sliding member 30 as an axis, and the tableware 25 such as a bowl or a plate can be easily placed on the lower basket 28. Further, in order to place the tableware 25 such as a cup, the upper shelving basket 27a can be returned to the original position.

After the tableware 25 is placed on the upper shelving basket 27a, the tableware 25 is placed in a space in which the upper basket 28 is covered by the upper shelving basket 27a, and the small object supporting pin is provided along the lower basket 28. 34 moves the small object case 29a into the small object case 29b on the far right side of the washing tub 22. At this time, in the state in which the tableware 25 such as chopsticks and spoons are accommodated, the small object case 29a can be laterally moved while avoiding the table support pin 33 provided in the lower basket 28 by the recessed portion 35 provided at the bottom. That is, it is not necessary to reduce the space in which the tableware 25 such as a tray is placed in order to laterally move the small-piece case 29.

Next, the scaffolding basket 27a on which the tableware 25 such as a cup is placed is moved toward the rightmost upper scaffolding basket 27b. Thereby, even in the state in which the tableware 25 is placed, the tableware 25 such as a bowl can be placed in a space in which the upper basket 28 is covered by the upper shelving basket 27a.

Further, in a state where the small object case 29 is moved to the rightmost small object case 29b, the table support pin 33 provided in the lower basket 28 appears in the space of the small object case 29a in which the small object case 29 is located in the leftmost state. Therefore, even if the small object case 29 is moved into the small object case 29b, the tableware 25 can be placed only in the same amount.

Further, the upper scaffolding basket 27 is configured such that the rail member 31 is restricted in the range of movement at the position of the scaffolding basket 27b in the rightmost state, leaving the upper scaffolding basket 27b not covering the upper space of the small object casing 29b. Therefore, in the state in which the small-piece case 29b accommodates the tableware 25, even if the upper shelving basket 27 is accidentally moved, the tableware 25 accommodated in the small-piece case 29b is not touched, and the small-piece case 29 or the tableware is not touched. Class 25 acts as an unreasonable load. Thereby, it is possible to prevent the small object case 29 or the chopsticks from being damaged.

Further, the upper scaffolding basket 27 is configured to move in the vertical direction of the pulling operation direction of the washing tub 22, and when the washing tank 22 is pulled out and stored, the upper scaffolding basket 27 and the small object casing 29 can be moved. It does not move by the inertial force generated by the opening and closing operation of the washing tank 22. Thereby, it is possible to prevent breakage of the tableware 25 and contact between the tableware 25.

Further, in the description of the first embodiment, the lateral movement of the upper scaffolding basket 27 and the small object cassette 29 is configured to slide, but not limited thereto, the roller can be moved more lightly. Moreover, although the length of the groove portion 31a is utilized The limit of the range of movement of the upper scaffolding basket 27 is adjusted to the extent that it is not limited thereto, and a projection may be provided at the front end of the rail 31 to lock the receiving portion 32 or the like. Further, the lateral movement of the upper scaffolding basket 27 and the small object cassette 29 is not limited to the left-right direction, and may be the front-rear direction when the upper scaffolding basket 27 and the small-object cassette 29 are not moved by the inertial force.

(Embodiment 2)

The dishwasher of the second embodiment of the present invention is an auxiliary basket for the upper scaffolding basket of Figs. 1 to 3 described in the first embodiment. The configuration other than the auxiliary basket is the same as that of the first embodiment, and the description thereof is omitted. Fig. 5 is a side sectional view showing the dishwasher of the second embodiment of the present invention. Fig. 6 is a front sectional view showing the dishwasher basket of the second embodiment of the present invention before the scaffold basket is moved. Fig. 7 is a front sectional view showing the movement of the scaffold basket on the dishwasher of the second embodiment of the present invention. Fig. 8A is a side view showing a state in which the auxiliary basket of the dishwasher of the second embodiment of the present invention is abutted. Fig. 8B is a side view showing a state in which the auxiliary basket of the dishwasher of the second embodiment of the present invention is dropped.

In Figs. 5 to 7, the auxiliary basket 37 is provided to be freely rotatable on the opposite side of the small object case 29 from the one side of the upper scaffolding basket 27 to the upper side of the upper scaffolding basket 27. In Figs. 8A and 8B, the upper horizontal bar 27c of the scaffolding basket 27 is a rotating shaft, and an axially-shaped shaft hole 37c that is engaged with the lower horizontal strip 27c is formed at one end of the auxiliary basket 37. A locking claw 37d is formed in the intermediate portion of the auxiliary basket 37 as a locking portion that can be hooked toward the upper rail 27d of the upper scaffolding basket 27.

As shown in Fig. 8A, the auxiliary basket 37 hooks the locking claws 37d against the horizontal rails 27d of the upper shelving basket 27 to stand. Therefore, as shown in FIG. 6, even when the upper shelving basket 27 is brought close to the wall side of the washing tank 22, it does not cause an obstacle, and There is no obstacle to placing the tableware toward the lower basket 28, the small object box 29, and the upper shelving basket 27.

Further, as shown in FIG. 8B, the auxiliary basket 37 is lifted upward, and the locking claws 37d are removed by the upper rail 27d and rotated, and the tableware can be placed even in the auxiliary basket 37. Thereby, the dishwasher can accommodate more tableware 25 . In this way, the auxiliary basket 37 can be easily lifted up to stand up against the upper shelving basket 27, and the locking portion can be removed from the upper shelving basket 27 and rotated to fall. Further, the auxiliary basket 37 can be lowered as shown in Fig. 7, and the upper scaffold basket 27 is moved to the right side.

Further, in Fig. 7, the auxiliary basket 37 is lifted upward from the upper shelving basket 27, and when the locking claw 37d is removed from the upper rail 27d and rotated to fall, the front end of the auxiliary basket 37 is formed by washing. The support portion 36 on the wall surface of the groove 22 is supported in a state in which the tableware 25 can be placed. Thus, the auxiliary basket 37 has its front end supported by the support portion 36, and the other end shaft support hole 37c is supported by the lower horizontal strip 27c. Thereby, the auxiliary basket 37 can be held without any problem even if the tableware 25 is placed on the strength, and the dishwasher can accommodate a larger number of tableware 25.

(Embodiment 3)

Fig. 9A is a plan view showing an example of use of the auxiliary basket of the dishwasher of the third embodiment of the present invention. Fig. 9B is a plan view showing another example of use of the auxiliary basket of the dishwasher of the third embodiment of the present invention. In Figs. 9A and 9B, the auxiliary basket 37 provided in the upper scaffolding basket 27 is divided into two auxiliary baskets of different sizes, and constitutes independent and rotatable auxiliary baskets 37a and auxiliary baskets 37b.

Thereby, the auxiliary baskets 37a, 37b can be used separately. again When the basket-shaped objects 25a and 25b having a high back are placed on the lower basket 28, the auxiliary basket 37a or the auxiliary basket 37b is dropped in accordance with the width and shape thereof to support and stabilize the objects 25a and 25b. It can be washed.

As described above, the dishwasher of the present invention includes a washing tank having an upper opening at the upper side, a vertical storage basket placed in the washing tank, and a basket and an upper scaffold basket, and a basket. Small object box. The small object box and the upper scaffolding basket are configured to be laterally movable.

In this way, in the state in which the tableware is placed on the upper scaffolding basket, the upper scaffolding basket becomes movable, and in the state in which the small object box accommodates dishes such as chopsticks, the small object case is also movable. Therefore, when the user moves the scaffolding basket, the small object box in which the tableware is placed is also moved, so that the tableware of the small object box does not hinder the movement of the upper scaffolding basket. Moreover, opening the basket space under the upper scaffolding basket allows the cutlery to be easily taken out and widens the shape of the configurable cutlery.

Further, the dishwasher of the present invention is provided with an auxiliary basket in the upper scaffolding basket. The auxiliary basket is supported by the rotation shaft of the upper scaffold basket to be freely rotatable, and is held in a state of standing against the upper scaffold basket. After the upper scaffolding basket is moved laterally, the auxiliary basket can fall down to the space where the upper scaffolding basket moves. Thereby, more tableware can be accommodated by dropping the auxiliary basket provided in the upper scaffolding basket from the stand-up state.

Further, in the dishwasher of the present invention, the upper scaffolding basket restricts the range of movement so as to leave a portion which does not cover the space above the small object case. Therefore, in the state in which the small object case accommodates the tableware, even if the upper scaffold basket is moved inadvertently, the tableware accommodated in the small object case will not be applied. Adding an unreasonable load prevents damage to small items or chopsticks.

Further, in the dishwasher of the present invention, the washing tank is provided inside the casing having the front opening portion at the front. The upper scaffolding basket is configured to move in the vertical direction in the direction in which the washing tub is pulled out. As a result, when the cleaning tank is opened and closed for opening and closing, the upper scaffolding basket and the small object cassette can be moved without being moved by the inertial force. Therefore, it is possible to prevent breakage of the tableware and contact between the dishes to cause breakage.

Further, in the dishwasher of the present invention, the auxiliary basket is configured such that the moving direction of the upper scaffold basket is located on the opposite side of the position of the small object cassette. Thereby, when the wall side of the washing tank is placed in the state of standing on the upper scaffolding basket, the auxiliary basket does not cause interference, and there is no obstacle to the placement of the tableware.

Further, in the dishwasher of the present invention, the auxiliary basket has a circular shape for supporting the shaft hole for the shaft support, and has a locking portion that is locked to the upper scaffold basket. The auxiliary basket is configured to lock the locking portion to the upper scaffold basket by lifting the auxiliary basket upward, so as to stand against the upper scaffold basket. Thereby, the auxiliary basket can be easily lifted up against the upper scaffold basket, and the locking portion can be removed from the upper scaffold basket and rotated to fall.

Further, in the dishwasher of the present invention, the moving direction of the auxiliary basket to the upper scaffold basket is divided into plural numbers in the vertical direction, and the auxiliary baskets divided into plural numbers are configured to be independently rotated. Thereby, the auxiliary basket can be individually used and fallen down. Furthermore, when the back basket is equipped with a high backed laundry, the auxiliary basket can be lowered to support the laundry, and the laundry can be settled and contained.

Moreover, in the dishwasher of the present invention, the auxiliary basket rotates When it is fallen down, the support portion in which the front end of the auxiliary basket is supported in a state in which the tableware can be placed is formed on the wall surface of the washing tank. Thereby, even if the tableware is placed on the auxiliary basket, it can be held without any problem in strength, and can accommodate more tableware.

As described above, in the dishwasher of the present invention, when the tableware is accommodated in the dish basket, the small object box and the upper scaffold basket can be moved, and the tableware can be easily taken out toward the lower basket below the upper scaffold basket. Therefore, it is useful for a type of dishwasher or the like which is built in the system kitchen utensils, and in particular, the opening of the washing tank is formed above the dishwasher.

20‧‧‧ front opening

21‧‧‧Shell

22‧‧‧cleaning trough

23‧‧‧

24‧‧‧Upper opening

25‧‧‧Tableware

26‧‧‧Tableware basket

27‧‧‧Upper scaffolding basket

28‧‧‧ lay

29‧‧‧Small object box

30‧‧‧Sliding members

31‧‧‧ Track members

31a‧‧‧Ditch

32‧‧‧Acceptance Department

33‧‧‧Tableware support pin

34‧‧‧Small object support pin

35‧‧‧ recess

Claims (11)

A dishwasher washing machine comprising: a washing tank having an upper opening portion at an upper portion; a lower basket and an upper scaffolding basket, which are vertically disposed in the washing tank for placing tableware; and a small object box, The utility model is disposed in the foregoing basket for erecting and accommodating the elongated cutlery spoons, wherein the upper scaffold basket and the small object box are in the case of the small object box containing the elongated cutlery spoon, and the small object box In a direction orthogonal to the plane in which the upper scaffold basket moves laterally, the bottom surface of the upper scaffolding basket is lower than the upper end of the elongated cutlery spoon contained in the small object box, and the bottom surface of the upper scaffolding basket is lower than the aforementioned In the case of the upper end of the elongated cutlery of the small object box, when the user moves the upper scaffold basket, the small object box containing the elongated cutlery spoon is also moved, and the small object box and the upper shed are The basket is configured to be laterally movable so that the elongated cutlery contained in the small object case does not hinder the movement of the aforementioned upper scaffold basket. A dishwasher according to claim 1, wherein the upper scaffolding basket has an auxiliary basket, and the auxiliary basket is configured to be pivotally supported to be freely rotatable by a rotating shaft formed on the upper scaffolding basket, and the auxiliary basket Being held in a state of standing against the aforementioned upper scaffolding basket, after the aforementioned upper scaffolding basket is laterally moved, the auxiliary basket can be fallen down to the aforementioned upper scaffolding basket The space that appears. A dishwasher according to claim 1 or 2, wherein the aforementioned upper scaffolding basket is restricted in a range of movement to leave a portion which does not cover the space above the small object casing. The dishwasher according to claim 1 or 2, wherein the washing tank is provided inside a casing having a front opening portion at the front, and the upper scaffolding basket is configured to face the washing groove Move in the vertical direction. A dishwasher according to claim 2, wherein the auxiliary basket is configured to be opposite to a position where the moving direction of the upper scaffold basket is located at the position of the small object case. The dishwasher of claim 2, wherein the auxiliary basket is configured to grow a circular hole for supporting the shaft, and has a locking portion that is locked to the upper scaffold basket, and utilizes The auxiliary basket is lifted upward, and the locking portion is locked to the upper scaffold basket, and the auxiliary basket is placed in a state of standing against the upper scaffold basket. A dishwasher according to claim 2, wherein the auxiliary basket is configured to divide the moving direction of the upper scaffold basket into a plurality in a vertical direction, and the auxiliary baskets divided into a plurality of independent baskets are independently rotated. The dishwasher according to claim 2, wherein when the auxiliary basket is rotated and fallen, the front end of the auxiliary basket is supported as a support portion in a state in which the tableware can be placed, and is formed on the wall surface of the washing tank. . The dishwasher of claim 1, wherein the lower basket is integrally formed with a bar-shaped table support pin formed in a substantially straight line in the front and rear directions in the left and right directions of the movement of the upper scaffold basket, in the two columns. meal Between the support pins, a small object support pin parallel to the aforementioned table support pin is formed, and the small object case can be laterally moved on the small object support pin. The dishwasher of claim 1 or 9, wherein the bottom of the small object case is provided with a recess corresponding to the wide width of the table support pin, and the small object case is prevented from avoiding the table support pin. Small objects support lateral movement on the pin. The dishwasher according to claim 1, wherein the small object case and the upper scaffold basket are formed in a rectangular shape in which the longitudinal directions of each other are the same, and are configured to be short toward each other. The side direction moves laterally.