JP2020178864A - dishwasher - Google Patents

Abstract

To provide a dishwasher that prevents solidification of detergent as much as possible by stocking detergent outside the washing tank and allows a user to readily detach a detergent tank while ensuring a capacity of the washing tank.SOLUTION: A dishwasher includes: a washing tank 1 having an opening 1a on an upper side and storing tableware 8; a housing 2 for supporting the washing tank 1 so as to be freely put in and taken out therefrom in a longitudinal direction; a detergent tank 15 provided forward on an outer side of the washing tank 1 and retaining liquid detergent; and detergent discharge routes 14b, 18 for communicating the detergent tank 15 to the washing tank 1. The detergent tank 15 is configured to be freely put in and taken out in a horizontal direction.SELECTED DRAWING: Figure 1

Description

The present invention relates to a dishwasher in which a washing tank is pulled out from a housing to store and wash tableware.

Conventionally, the mainstream of the built-in type dishwasher used in the system kitchen is a washing tank having a door that can be opened and closed in the front fixed inside the housing, but in recent years, it opens upward. A dishwasher that draws out a washing tank having a part from a housing to store and wash tableware has become the mainstream (see, for example, Patent Document 1).

Further, in the dishwashing machine of Patent Document 1, a washing tank having an opening at the top and accommodating dishes, a housing for freely supporting the washing tank in the front-rear direction, and a housing provided outside the washing tank. It is provided with a detergent inlet for charging detergent into the cleaning tank and a charging path for communicating the detergent inlet and the cleaning tank, and the detergent is discharged from the detergent inlet provided at a location independent of the cleaning tank. By adding the detergent, there were some that could reliably add the detergent regardless of the size and shape of the dishes placed in the washing tank.

Further, in the dishwasher of Patent Document 2, a detergent storage container is detachably or integrally attached to the inner wall of the washing tank, and the detergent storage container is provided at substantially the same height as the washing water supply port provided on the inner wall of the washing tank. Or, by installing it at a position above this, there is no risk of detergent spilling, spilling, or solidifying before starting washing of dishes, etc., and dishes, etc. can be washed effectively. Exists.

JP-A-2007-135650 Japanese Unexamined Patent Publication No. 2000-225087

However, in such a conventional dishwasher configuration, if detergent is poured through the upper opening, it will flow down into the washing tank as it is, so the user must add the required amount of detergent each time the dishwasher is used. And the detergent cannot be stocked.

Further, if a detergent container is provided in the washing tank, the detergent may solidify due to repeated humidity and drying in the washing tank. Further, if the detergent storage container is provided in the washing tank, the volume of the washing tank becomes small, so that the space for placing the dishes is reduced.

The present invention solves the above-mentioned conventional problems, and provides a dishwasher that is easy to use for the user while stocking the detergent outside the washing tank to prevent the detergent from solidifying as much as possible and securing the volume of the washing tank. The purpose is.

In order to solve the above-mentioned conventional problems, the dishwasher of the present invention includes a washing tank having an opening at the top and accommodating dishes, a housing for supporting the washing tank in the front-rear direction, and the above. A detergent tank provided in front of the outside of the washing tank for storing liquid detergent and a detergent discharge path communicating the detergent tank and the washing tank are provided, and the detergent tank is configured to be freely taken in and out in the left-right direction.

In the dishwasher of the present invention, the detergent is stocked outside the washing tank to prevent the detergent from solidifying as much as possible, and the washing tank can be easily attached and detached by the user while securing the volume of the washing tank.

Schematic side view of the dishwasher in a state where the washing tank according to the first embodiment of the present invention is pulled out from the housing. Schematic front view of the dishwasher in the middle of storing or pulling out the detergent tank according to the first embodiment of the present invention. Schematic front view of the dishwasher in the state where the detergent tank is stored in the first embodiment of the present invention Schematic side view of another dishwasher in a state where the washing tank according to the first embodiment of the present invention is pulled out from the housing. Schematic front view of the dishwasher in the state where the detergent tank is stored according to the second embodiment of the present invention. Schematic side view of the dishwasher in a state where the washing tank according to the second embodiment of the present invention is pulled out from the housing.

The first invention comprises a washing tank having an opening at the top and accommodating tableware, a housing for supporting the washing tank in the front-rear direction, and a liquid detergent provided in front of the outside of the washing tank. The detergent tank is provided with a detergent tank for storing, and a detergent discharge path that connects the detergent tank and the washing tank. The detergent tank is configured to be freely taken in and out in the left-right direction, so that detergent can be stocked outside the washing tank and the detergent can be used. The detergent tank can be easily attached and detached by the user while preventing solidification as much as possible and securing the volume of the cleaning tank.

According to the second invention, in the first invention, the detergent tank is configured so that the washing tank can be freely taken in and out in the left-right direction in a state where the washing tank is pulled out in the forward direction by a predetermined distance or more, so that the washing tank is housed. In the fully stowed state, the detergent tank can be configured as a dishwasher with a simple design without being noticeable, and the detergent tank can be taken in and out only when the washing tank is pulled out forward by a predetermined distance or more. Therefore, the user can easily put in and take out the detergent tank by utilizing the space for storing the detergent tank in front of the washing tank and the space in the lateral direction when the washing tank is pulled out from the housing.

A third invention is a state in which the washing tank is completely housed in the housing by further having a detergent tank storage portion for storing the detergent tank in front of the outside of the washing tank in the first or second invention. Then, the dishwasher with a simple design can be configured without the detergent tank being conspicuous, and the space for storing the detergent tank in front of the outside of the washing tank can be effectively utilized.

A fourth aspect of the present invention is the third invention, wherein the detergent tank has a transparent portion on the side surface side of the detergent tank that can be visually recognized by the user while the detergent tank is housed in the detergent tank storage portion, and the transparent portion has a transparent portion. By having a scale indicating the amount of detergent, the user can visually check the amount of detergent even when the detergent tank is stored in the detergent tank storage portion.

A fifth aspect of the invention is the third or fourth aspect, wherein the detergent tank further has a detergent discharge port for discharging liquid detergent to the detergent discharge path, and the detergent discharge path is connected to the detergent tank storage portion. The detergent discharge port is configured to be connected to the detergent discharge path when the detergent tank is stored in the detergent tank storage portion, so that the detergent tank is stored in the detergent tank storage portion. It is possible to secure a route for transferring the detergent from the detergent discharge port to the detergent discharge path.

A sixth aspect of the invention is the liquid detergent stored in the detergent tank according to any one of the first to fifth inventions, further comprising a detergent pump for transferring the liquid detergent stored in the detergent tank to the washing tank. Can be sucked with a detergent pump and transferred into the washing tank. Further, if the driving time of the detergent pump is controlled, a required amount of liquid detergent can be transferred into the washing tank.

According to a seventh aspect of the present invention, in the sixth aspect, the detergent pump is arranged in the middle of the detergent discharge path, so that the liquid detergent stored in the detergent tank is sucked by the detergent pump and passed through the detergent discharge path. And can be transferred into the washing tank.

According to the eighth aspect of the invention, in any one of the first to seventh inventions, the user is provided with an operation unit which is provided on the outer front upper part of the washing tank and sets a washing course and power on / off, so that the user can use the washing tank. The detergent tank can be taken in and out in the left-right direction while operating the operation unit from the front and above.

According to a ninth aspect of the invention, in the eighth aspect of the invention, the detergent tank is housed substantially below the operation unit, so that the space above the front outside of the cleaning tank and the space below it can be effectively utilized. ..

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

(Embodiment 1)
FIG. 1 is a schematic side view of a dishwasher in a state where the washing tank according to the first embodiment of the present invention is pulled out from the housing.

FIG. 1 shows a schematic side view of a built-in dishwasher mounted on a system kitchen or the like, in which the washing tank 1 of the dishwasher is pulled out from the housing 2 of the dishwasher.

The washing tank 1 has an opening 1a above, and a basket 7 for accommodating the tableware 8 is arranged. A first rail 5 is fixed below the washing tank 1, and the first rail 5 is in the front-rear direction (horizontal direction on the paper in FIG. 1) by the second rail 6 fixed to the housing 2. It is supported freely from the housing 2 to the rail.

A flat surface portion 23 is arranged in front of the opening 1a, which is the upper front part on the outside of the washing tank 1, and the flat surface portion 23 includes an operation unit 24 for setting the washing course of the dishwasher, power on / off, etc. A display unit 25 for displaying the operating status, time, and the like is arranged. Further, an operation display board (not shown) is arranged on the back surface side of the operation unit 24 and the display unit 25 in the flat surface unit 23.

Side walls 12 connecting the cleaning tank 1 and the door body 3 are arranged on both sides of the cleaning tank 1 and the door body 3, and the front space is partitioned by the front side of the cleaning tank 1 and the door body 3, the side wall 12, and the flat surface portion 23. It has a part 13.

Further, the water supply for cleaning in the cleaning tank 1 is required in the cleaning tank 1 by a water supply pump, a water supply valve, etc. (not shown) via a water supply path such as a water supply hose from a branch faucet on a system kitchen (not shown). It is configured to supply the water level and the required amount of water.

A circulation pump 9 is arranged below the outside of the washing tank 1, and the washing water supplied into the washing tank 1 is circulated through the circulation path, and the washing water is sprayed from the washing nozzle 11 to wash the tableware 8. Is configured to be possible. A heater 10 for heating the washing water is also arranged near the bottom of the washing tank 1.

Further, a drainage pump (not shown) and a drainage route such as a drainage hose for draining the washing water from the washing tank 1 are arranged, and when the washing and rinsing of the tableware 8 is completed, the drainage pump is driven. The washing water in the washing tank 1 can be drained to a sink of the system kitchen or the like.

A detergent tank storage portion 14 is arranged in the front space portion 13 which is the front outside of the cleaning tank 1, and the detergent tank storage portion 14 is configured by welding, screwing, or integrally molding on one side of the side wall 12. , The detergent tank storage unit 14 may be attached or configured on the front surface of the cleaning tank 1 by welding, screwing, integral molding, or the like).

FIG. 2 is a schematic front view of the dishwasher in the middle of storing or pulling out the detergent tank according to the first embodiment of the present invention. Further, FIG. 3 is a schematic front view of the dishwasher in the state where the detergent tank is housed according to the first embodiment of the present invention.

In FIGS. 2 and 3, the detergent tank storage portion 14 has a hollow shape, and the detergent tank 15 is moved in and out of the detergent tank storage portion 14 in the left-right direction (side) when viewed from the front (front side of the door body 3). Can be stored freely. The detergent tank 15 is arranged and stored in the detergent tank storage unit 14 located substantially below the flat surface unit 23 (or the operation unit 24 or the display unit 25). Although the detergent tank 15 is pulled out from the detergent tank storage unit 14 to the right in FIGS. 2 and 3, the detergent tank storage unit 14 and the detergent tank 15 are symmetrical with respect to FIGS. 2 and 3. It may be arranged so that the detergent tank 15 is pulled out from the detergent tank storage portion 14 to the left.

As a result, when the washing tank 1 is completely housed in the housing 2, the detergent tank 15 can be configured as a dishwasher with a simple design without being conspicuous, and the detergent tank 15 in front of the outside of the washing tank 1 can be formed. The storage space can be effectively used.

As shown in FIG. 1, the detergent tank 15 is configured to be freely moved in and out from the detergent tank storage portion 14 in the left-right direction with the cleaning tank 1 pulled out forward by a distance a (indicated by the dotted arrow in FIG. 1) or more. There is. The distance a indicates the shortest distance between the mating surface of the door body 3 and the housing 2 and the surface of the detergent tank storage portion 14 on the cleaning tank 1 side. That is, the distance a indicates a state when the entire detergent tank storage portion 14 is pulled out from the frontmost portion of the housing 2.

As a result, when the washing tank 1 is completely housed in the housing 2, the detergent tank 15 can be configured as a dishwasher with a simple design without being conspicuous, and the washing tank 1 can be moved forward by a predetermined distance (distance). a) Since the detergent tank 15 can be taken in and out only when the cleaning tank 15 is pulled out, the space for storing the detergent tank 15 in front of the cleaning tank 1 and the lateral direction when the cleaning tank 1 is pulled out from the housing 2 The user can easily put in and take out the detergent tank 15 by utilizing the space. The distance a is not particularly limited as long as it is defined as a distance that the detergent tank 15 can be taken in and out in the left-right direction.

Further, by having the operation unit 24 provided on the outer front upper part of the cleaning tank 1 and setting the cleaning course and the power on / off, the user can operate the operation unit 24 with one hand from the front and above of the cleaning tank 1, for example. , The detergent tank 15 can be taken in and out in the left-right direction with the other hand.

The detergent tank 15 is composed of a bottle-shaped container for storing liquid detergent, and is composed of a detergent tank detergent discharge port 15c, a detergent tank detergent suction path 15d, and a detergent container lid 15e.

Detergent tank Detergent discharge port 15c, detergent tank detergent suction path 15d, and detergent container lid 15e are integrally configured and can be attached to and detached from the detergent tank 15. Therefore, the detergent container lid 15e can be removed from the detergent tank 15. When removed, the detergent tank detergent discharge port 15c and the detergent tank detergent suction path 15d, which are integrally formed, can also be removed from the detergent tank 15. The tip of the detergent tank detergent suction path 15d for suction extends to the vicinity of the bottom surface of the detergent tank 15, and is configured to be capable of sucking until the liquid detergent is almost exhausted.

The user can replenish the detergent tank 15 with liquid detergent by removing the detergent tank 15 from the detergent tank storage unit 14 and removing the detergent container lid 15e from the detergent tank 15.

As a result, the liquid detergent is stocked on the outside of the cleaning tank 1 to prevent the detergent from solidifying as much as possible, and the user can easily attach / detach the detergent tank 15 while securing the volume of the cleaning tank 1.

Further, the detergent tank detergent discharge port 15c is provided with a convex portion 15f that projects laterally from the detergent container lid portion 15e. The detergent tank storage portion 14 is provided with a concave portion 14c in which the convex portion 15f of the detergent tank detergent discharge port 15c matches, and when the convex portion 15f matches the concave portion 14c, the detergent tank 15 is connected to the detergent tank storage portion 14. Storage is complete.

When the concave portion 14c and the convex portion 15f match, the detergent tank 15 is stored in the detergent tank storage portion 14, and the detergent is transferred from the detergent tank detergent discharge port 15c to the detergent discharge path 14b on the detergent tank storage portion side. It is possible to secure a path for the detergent tank 15 and to stably store the detergent tank 15 in the detergent tank storage portion 14 by fitting the convex portion 15f and the concave portion 14c.

A detergent tank storage unit detergent discharge port 14a is provided in the recess 14c of the detergent tank storage unit 14, and a detergent tank storage unit side detergent discharge path 14b is arranged in the detergent tank storage unit detergent discharge port 14a. A detergent pump 16 is connected to the other end of the detergent discharge path 14b on the detergent tank storage side, and the detergent on the cleaning tank side is discharged between the detergent pump 16 and the cleaning tank detergent discharge port 17 provided on the front surface of the cleaning tank 1. Route 18 is connected. That is, the detergent pump 16 is arranged in the middle of the detergent input path between the detergent discharge path 14b on the detergent tank storage side and the detergent discharge path 18 on the cleaning tank side.

As a result, the detergent tank 15 has a detergent tank detergent discharge port 15c for discharging liquid detergent to the detergent discharge path 14b on the detergent tank storage portion side, and the detergent discharge path 14b on the detergent tank storage portion side is connected to the detergent tank storage portion 14. The detergent tank detergent discharge port 15c is configured to be connected to the detergent discharge path 14b on the detergent tank storage portion side when the detergent tank 15 is stored in the detergent tank storage portion 14.

Further, the control device 19 is arranged below the front surface of the cleaning tank 1 (FIG. 1), and is configured to control the drive of the circulation pump 9, the drainage pump, the water supply pump (water supply valve), and the detergent pump 16. ..

The drive rotation speed and drive time of the detergent pump 16 are controlled by the control device 19, and the tableware 8
The required amount of liquid detergent is sucked from the detergent tank 15 at the time of cleaning, and the detergent tank detergent suction path 15d, the detergent tank detergent discharge port 15c, the detergent tank storage detergent discharge port 14a, the detergent tank storage side detergent discharge path 14b, the detergent. The liquid detergent stored in the detergent tank 15 can be transferred to the cleaning tank 1 and supplied through the pump 16, the cleaning tank side detergent discharge path 18, and the cleaning tank detergent discharge port 17 in this order.

FIG. 4 is a schematic side view of another dishwasher in a state where the washing tank according to the first embodiment of the present invention is pulled out from the housing.

With the detergent tank 15 housed in the detergent tank storage section 14, a transparent portion 15a is provided on at least a part of the side surface side of the detergent tank 15 visible to the user, and the transparent portion 15a is a scale indicating the amount of detergent. It has 15b. As a result, even when the detergent tank 15 is stored in the detergent tank storage unit 14, the user can visually check the amount of detergent from the side, so that the amount of liquid detergent is reduced and the timing of replenishment is visually checked. Makes it easier to guess.

(Embodiment 2)
FIG. 5 is a schematic front view of the dishwasher in a state where the detergent tank is housed according to the second embodiment of the present invention. Further, FIG. 6 is a schematic side view of the dishwasher in a state where the washing tank according to the second embodiment of the present invention is pulled out from the housing. The description of the configuration overlapping with the first embodiment will be omitted.

In FIG. 5, the operation unit 24 and the display unit 25 are arranged on the upper front surface of the door body 3, and the handle 4 is also dented toward the inside of the door body 3, unlike the protruding handle of the first embodiment. It constitutes a handle 4 having a shape.

Also in the present embodiment, the operation unit 24 and the display unit 25 for setting the cleaning course and power on / off are provided on the outer front upper portion of the cleaning tank 1. As a result, the user can move the detergent tank 15 in and out in the left-right direction while operating the operation unit 24 from the front and above of the cleaning tank 1. Either the operation unit 24 or the display unit 25 may be arranged on the flat surface portion 23, and the other may be arranged on the upper front surface of the door body 3 (described in FIG. 6).

The description content of the first embodiment and the description content of the second embodiment may be freely combined and configured within the range described.

As described above, in the dishwasher according to the present invention, the detergent can be easily attached and detached by the user while stocking the detergent outside the washing tank to prevent the detergent from solidifying as much as possible and securing the volume of the washing tank. Since it can be used, it can be applied to equipment such as washing machines that use detergent.

1 Washing tank 1a Opening 2 Housing 3 Door body 4 Handle 5 1st rail 6 2nd rail 7 Basket 8 Tableware 9 Circulation pump 10 Heater 11 Washing nozzle 12 Side wall 13 Front space 14 Detergent tank storage 14a Detergent Tank storage detergent discharge port 14b Detergent tank storage side detergent discharge path (detergent discharge path)
14c Concave 15 Detergent tank 15a Transparent part 15b Scale 15c Detergent tank Detergent discharge port 15d Detergent tank Detergent suction path 15e Detergent container lid 15f Convex part 16 Detergent pump 17 Detergent tank Detergent discharge port 18 Detergent tank side detergent discharge path (detergent discharge path) )
19 Control device 23 Flat surface 24 Operation unit 25 Display unit

Claims (9)

A washing tank with an opening above to accommodate tableware,
A housing that supports the cleaning tank in the front-rear direction and
A detergent tank provided in front of the outside of the washing tank to store liquid detergent,
A detergent discharge path that connects the detergent tank and the washing tank is provided.
The detergent tank is configured to be freely put in and taken out in the left-right direction.
dishwasher. The dishwasher according to claim 1, wherein the detergent tank is configured to be freely moved in and out in the left-right direction with the washing tank pulled out in the forward direction by a predetermined distance or more. The dishwasher according to any one of claims 1 or 2, further comprising a detergent tank storage portion for storing the detergent tank in front of the outside of the washing tank. The third aspect of the present invention, wherein the detergent tank has a transparent portion on the side surface side of the detergent tank that can be visually recognized by the user while the detergent tank is housed in the detergent tank storage portion, and the transparent portion has a scale indicating the amount of detergent. Dishwasher. The detergent tank further has a detergent discharge port for discharging liquid detergent to the detergent discharge path.
3. The detergent discharge path is connected to the detergent tank storage unit, and the detergent discharge port is connected to the detergent discharge path when the detergent tank is stored in the detergent tank storage unit. Or the dishwasher according to 4. The dishwasher according to any one of claims 1 to 5, further comprising a detergent pump for transferring the liquid detergent stored in the detergent tank to the washing tank. The dishwasher according to claim 6, wherein the detergent pump is arranged in the middle of the detergent discharge path. The dishwasher according to any one of claims 1 to 7, further comprising an operation unit for setting a washing course and power on / off, which is provided on the outer front upper part of the washing tub. The dishwasher according to claim 8, wherein the detergent tank is housed substantially below the operation unit.