JP2003144373A - Dishwasher - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a dishwasher which can easily treat the leavings stuck on dishes with a simple configuration, and has a high reliability without impairing the appearance of an incorporated sink, or the like. SOLUTION: This dishwasher, which is provided with a dishwasher body 1, a washing tub 2 provided inside this dishwasher body 1, upper and lower baskets 4 provided in this washing tub 2 for storing dishes, side and vertical washing nozzles 5 and 6 for discharging washing water for washing the dishes, a door 7 for putting in and putting out the dishes and a leavings filter guide 18 provided in the lower part of the washing tub 2, is also equipped with a small take-out port part 14 provided on the front face of the lower part of the dishwasher body 1 lower than the lower end of the door 7 and a small leavings filter 13 mounted to be freely put in and put out in the take-out port part 14 for catching the leavings flowing from the leavings filter guide 18.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dishwasher which facilitates the treatment of residual food attached to tableware and is incorporated in a sink.

[0002]

2. Description of the Related Art FIG. 5 is a sectional view of a conventional dishwasher disclosed in, for example, Japanese Patent Laid-Open No. 2-109532 (conventional example 1). In the figure, 2 is a washing tank for storing dishes and cooking utensils, 41 is a washing nozzle for jetting washing water, 8 is a washing pump for supplying washing water to the washing nozzle 41, and 42 is leftover food attached to dishes. A residual food filter for collecting the residual food and keeping the cleaning water clean, 16 is a drain pump for discharging the cleaning water out of the machine, and 43 is a drain hose. 44 is a branch route from the drainage route of the drainage pump 16, 45 is a branch route 4
4 is a detergent storage portion, and 46 is a lid that covers the opening of the detergent storage portion 45. In this configuration, a predetermined amount of detergent is put into the detergent storage portion 45 and sealed with the lid 46, and then the object to be washed such as tableware is stored in the tableware basket and the operation is started. First, washing water is supplied, a pre-washing step is performed in which the washing pump 8 pressurizes the washing water and jets the washing water from the washing nozzle 41, and a portion of the dirt attached to the object to be washed is washed off. Next, a drainage step of draining the dirty cleaning water is performed, and the cleaning water in the cleaning tank 41 is filtered by the residue filter 42 and discharged from the drainage hose 43 to the outside of the machine by the drainage pump 16. At this time, a part of the drainage becomes a branched water flow from the branch path 44 and flows into the detergent storage section 45, and the detergent storage section 45
The detergent of (3) directly receives the branched water stream and is poured into the cleaning tank 2. Subsequently, new cleaning water is supplied, and a main cleaning step is performed by spraying cleaning water containing the detergent flowing into the cleaning tank 2.

Further, FIG. 6 shows, for example, Japanese Patent Laid-Open No. 5-219797.
It is a cross-sectional front view of the conventional dishwasher shown by the 3rd publication (conventional example 2). In the figure, 2 is a washing room, 7 is a door,
51 is a cleaning liquid tank provided below the cleaning chamber 2, 54 is a storage box for storing leftover food boxes provided on the front surface of the casing 1 on the side of the cleaning liquid tank 51, 55 is a front portion of the storage room for storing leftover food containers 54. Of the leftover food container, 56 is a flange fixed to the front surface of the leftover food container 55, 52 is an upper nozzle member provided above the cleaning chamber 2, and 53 is above the cleaning liquid tank 5. Is a lower nozzle member provided below the table, and a tableware rack is provided between the upper nozzle member 52 and the lower nozzle member 53. 57 is the lower part of the tableware rack, and the nozzle member 53
A plurality of dampers provided on the upper side and capable of angular displacement open and close between the tableware rack and the nozzle member 53 on the lower side, and the washing liquid tank 5 is in a state of having a downward slope toward the leftover food box storage portion 54.
The upper part of 1 is closed.

In this configuration, during the preswer operation which is performed prior to the cleaning operation, the damper 57 is closed and the cleaning liquid is sprayed in the cleaning chamber 2 so that the residual foods adhering to the dishes are sprayed by the liquid. After being washed away, it passes through the damper 57 and flows down to the leftover food box 55 in the leftover food box storage portion 54 for collection, while the leftover food does not flow into the cleaning liquid tank 51. Then, in the subsequent cleaning operation, the damper 57 is opened to store the cleaning liquid in which the dishes have been cleaned by spraying in the cleaning liquid tank 51 and circulate again to be used for cleaning.

[0005]

However, in the dishwasher of the prior art 1 described above, in order to take out the leftover food filter 42 and process the leftover food, a door usually provided on the front side or the upper side of the main body is used. There was the problem that the dishes had to be opened and the tableware and tableware basket had to be removed, and the processing of the leftovers was troublesome. Further, in the dishwasher of the conventional example 2, the mechanism of the damper 57 that collects and collects the leftover food in the leftover food box 55 is complicated, the leftover food box storage portion 54 becomes large, and one side of the casing 1 is provided. Since the structure is provided, the appearance of the front surface of the casing 1 is impaired. In addition, by mistake, while operating without leaving the leftover box 55,
There was a problem that water leakage would occur if the leftover box 55 was pulled out.

The present invention has been made in order to solve the above-mentioned problems, and has a simple structure, can easily treat the leftovers adhering to the tableware, has high reliability, and can be incorporated. The purpose is to obtain a dishwasher that does not impair the appearance of existing sinks.

[0007]

DISCLOSURE OF THE INVENTION A dishwasher according to the present invention includes a main body, a washing tank provided inside the main body, a tableware basket provided in the washing tank for storing tableware, and the tableware. In a dishwasher equipped with a washing nozzle for discharging washing water for washing, a door for taking in and out the dishes, and a residual food filter guide provided at the bottom of the washing tank,
A small outlet part provided on the front surface of the lower part of the washing body below the lower end part of the door, and a small piece that captures the residual food flowing from the residual food filter guide and is attached to the small outlet part so as to be freely taken in and out. And a leftover filter.

Further, it is provided with a residual food filter detection unit for detecting non-installation of the residual food filter, and a control unit for stopping the operation when the residual food filter detection unit detects the absence of the residual food filter.

Further, the main body, a cleaning tank provided inside the main body, a tableware basket provided in the cleaning tank for storing tableware, a cleaning nozzle for discharging cleaning water for cleaning the tableware, and the tableware In a dishwasher equipped with a door for loading and unloading, the cleaning wastewater stored in the bottom of the cleaning tank,
Ejecting means for ejecting to a basket strainer unit attached to the sink of the sink.

Further, the discharging means includes a drainage pump for draining the cleaning drainage stored in the bottom of the cleaning tank, and a connecting pipe connected to the drainage pump and the sink lower part of the sink for discharging the cleaning drainage to the basket strainer. Prepare

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiment 1. 1 is a sectional view of a dishwasher showing Embodiment 1 of the present invention, FIG. 2 is a perspective view showing a residual food filter pulled out from the dishwasher, and FIG.
[Fig. 4] is a partial cross-sectional view of a state in which a residual food filter of a dishwasher is attached.

In FIG. 1, 1 is a main body of a dishwasher, 2 is a cleaning tank fixed in the main body 1 and having an opening at the front, 3
Is an upper basket for storing dishes, 4 is a lower basket for storing dishes, 5 is a side washing nozzle, 6 is a vertical nozzle, 7 is a door,
8 is a washing pump fixed to the lower part of the main body 1, 9 is a heater, 10 is a functional component storage part such as a blower, 11 is provided below the lower basket 4, and drops from the tableware when the door 7 is opened. A gutter board for receiving water drops and flowing into the cleaning tank 2, 12
Reference numeral 13 denotes a water drop prevention wiper for wiping off water drops attached to the water drop gutter board 11, and reference numeral 13 denotes a residual food filter for collecting the residual food attached to the tableware and keeping the cleaning water clean.

In FIG. 2, reference numeral 13a is a residual food filter 1.
Reference numeral 3 is a frame, 13b is a filter, 13c is a handle, and 14 is a small outlet for the small residuals filter 13 provided in the center of the lower front surface of the main body 1. The lower end of the door 7 is located above the outlet 14.
In FIG. 3, corresponding to the outlet port 14 of the main body 1, 17 is an outlet port of the cleaning tank 2 provided under the cleaning bath 2, and 15 is an outlet port 17 of the cleaning tank 2 for sealing the cleaning water. A seal is provided at a lower portion of the cleaning tank 2, a filter guide portion is provided at a lower portion of the cleaning tank 2 and is inclined to allow the residual food to flow to the residual food filter 13, and 19 is a residual material for detecting whether or not the residual food filter 13 is installed. The vegetable filter detection unit is configured by, for example, a combination of a magnet and a reed switch, and detects whether the residual vegetable filter 13 is not attached. It should be noted that the filter guide portion 18 receives the leftover food and causes the leftover food to flow to the leftover food filter 13, so that the small leftover food filter 13 is sufficient. Therefore, the small outlet section 14 is used.

Next, the operation will be described. When the door 7 is pulled toward you, the upper car 3 and the lower car 4 are pulled out forward. In this state, set the dishes in the upper basket 3 and the lower basket 4. And
When the door 7 is pushed in and closed to start the operation, the cleaning pump 8 discharges the cleaning water from the vertical cleaning nozzle 6 and the side cleaning nozzle 5 to clean the dishes.

After cleaning, the residual food attached to the tableware is received by the filter guide portion 18 and flows into the residual food receiving filter 13.

When the washing is completed, the door 7 is pulled to the front, the upper car 3 and the lower car 4 are pulled forward, and the dishes are taken out.
At this time, the drops of water dropped from dishes or the like are received by the water drip board 11 and flown into the washing tank 2, and further, the water drops attached to the lower surface or the side surface of the water drop gutter plate 11 are wiped with the water drop prevention wiper 12.

The residual food collected in the residual food receiving filter 13 is appropriately processed by pulling out the residual food receiving filter 13 from the outlet 14. If there is no residual food filter 13 at the start of operation, the residual food filter detection unit 19 detects that the residual food filter is not mounted at a predetermined position, and the control unit (not shown) causes the cleaning pump 8 or the like. If the residual food filter 13 is accidentally pulled out during operation, the residual food filter detection unit 19 detects that the residual food filter is not mounted at a predetermined position, and the cleaning pump 8 Etc. are stopped.

As described above, the small outlet 14 is provided on the front surface of the lower part of the main body 1 below the lower end of the door 7, and the small residual filter 13 is mounted in the outlet 14 so that it can be freely taken in and out. Is equipped with a residual food filter detection unit that detects when the small residual food filter 13 is not installed, and the operation is stopped. 13, body 1
Highly reliable because it can be taken out from the lower part, can easily treat the leftover food, and can prevent operation when the small leftover food filter 13 is not installed, preventing water leakage.
The outlet 14 of the small residue filter 13 is small,
In addition, it is located at the center of the lower part of the main body 1, and it is possible to prevent the appearance of a sink or the like incorporated therein from being impaired.

Embodiment 2. Second Embodiment FIG. 4 is a sectional view of a dishwasher incorporated in a sink according to a second embodiment of the present invention. In the figure, the same parts as those in FIG. 1 showing the first embodiment are designated by the same reference numerals and the description thereof will be omitted. 30 is a sink,
31 is a sink of a sink, 32 is a basket strainer under the sink 31, 33 is a drain trap, 34 is a drain pipe, 20 is a dishwasher, 16 is a drainage pump, 35 is a drainage pump 16 and the sink 31 is connected to the bottom of the sink 31. Is
It is a connecting pipe for discharging the cleaning drainage to the basket strainer 32.

In this structure, in the dishwasher 20, the washing water is discharged from the vertical washing nozzle 6 etc. by the washing pump 8 to wash the dishes. Then, the cleaning drain 36 after cleaning including the residual foods stored in the lower portion of the cleaning tank 2 is drained by the drain pump 16
Thus, it is attached to the sink 31 of the adjacent sink 30 via the connecting pipe 35 and discharged to the basket strainer 32.

As described above, the residual food can be discharged by the drainage pump 16 to the basket strainer 32 attached to the sink 31 of the adjacent sink 30, so that the residual food filter is not required in the main body 1 and the cleanliness of the cleaning water can be improved. It can be further improved, and the leftover food can be treated together with ordinary food waste, so that the leftover food need not be treated one by one. In addition, since the residual food filter is not required, the take-out part or the like does not have to be provided on the front surface of the dishwasher 20.
The appearance of the sink 30 can be improved.

[0022]

As described above, according to the present invention, the main body, the cleaning tank provided in the main body, the tableware basket provided in the cleaning tank for storing dishes, and the tableware are washed. In a dishwasher comprising a washing nozzle for discharging washing water, a door for taking in and out the dishes, and a residual food filter guide provided at a lower portion of the washing tank, the washing body below a lower end portion of the door. It is equipped with a small take-out portion provided on the front surface of the lower portion, and a small-sized residual food filter that is attached to the small-sized take-out portion so as to capture the residual food flowing from the residual food filter guide. With such a configuration, it is possible to easily treat the leftover food adhered to the tableware and prevent the appearance of the built-in sink or the like from being impaired.

Further, the apparatus includes a residual food filter detection unit for detecting non-installation of the residual food filter, and a control unit for stopping the operation when the residual food filter detection unit detects the absence of the residual food filter. Therefore, it is possible to prevent the operation when the residual food filter is not attached and prevent water leakage, so that reliability can be improved.

Further, the main body, a cleaning tank provided inside the main body, a tableware basket provided in the cleaning tank for storing tableware, a cleaning nozzle for discharging cleaning water for cleaning the tableware, and the tableware In a dishwasher equipped with a door for loading and unloading, the cleaning wastewater stored in the bottom of the cleaning tank,
Equipped with a discharging means for discharging to the basket strainer part attached to the sink of the sink, it is a simple structure, there is no need to process the residual food one by one, and since the residual food filter is unnecessary, the extraction part is also unnecessary, The appearance of the dishwasher and sink can be improved.

Further, the discharging means includes a drainage pump for draining the cleaning drainage stored at the bottom of the cleaning tank, and a connecting pipe connected to the drainage pump and the sink lower part of the sink for discharging the cleaning drainage to the basket strainer. Since it is equipped with a simple structure, it is not necessary to treat the leftover foods one by one, and since the filter for the leftover foods is not required, the take-out part is also unnecessary, and the appearance of the dishwasher and the sink can be maintained. .

[Brief description of drawings]

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

FIG. 2 is a perspective view showing a residual food filter pulled out from the dishwasher according to the first embodiment of the present invention.

[Fig. 3] Fig. 3 is a partial cross-sectional view of a state where the leftover filter of the dishwasher according to the first embodiment of the present invention is mounted.

FIG. 4 is a cross-sectional view of the dishwasher incorporated in the sink according to the second embodiment of the present invention.

FIG. 5 is a cross-sectional view of a conventional dishwasher.

FIG. 6 is a cross-sectional front view of a conventional dishwasher.

[Explanation of symbols]

1 main body, 2 washing tank, 3 upper basket, 4 lower basket, 5
Side washing nozzle, 6 vertical nozzle, 7 door, 8 washing pump, 13 small residual filter, 14 small outlet, 16 drainage pump, 19 residual filter detector,
20 dishwasher, 30 sink, 31 sink, 32
Basket strainer, 35 connecting pipe.

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Yutaka Takahashi             1728 Omaeda, Hanazono-cho, Osato-gun, Saitama 1728               Within Mitsubishi Electric Home Equipment Co., Ltd. (72) Inventor Junichi Onouchi             1728 Omaeda, Hanazono-cho, Osato-gun, Saitama 1728               Within Mitsubishi Electric Home Equipment Co., Ltd. (72) Inventor Mitsuhiro Okazaki             1728 Omaeda, Hanazono-cho, Osato-gun, Saitama 1728               Within Mitsubishi Electric Home Equipment Co., Ltd. F-term (reference) 3B060 GC01                 3B082 BD02 BD04 BG05 DA00 DB00                       DC06

Claims (4)

[Claims] 1. A main body, a cleaning tank provided inside the main body, a tableware basket provided in the cleaning tank for storing tableware, a cleaning nozzle for discharging cleaning water for cleaning the tableware, and the tableware In a dishwasher provided with a door for taking in and out, and a residual food filter guide provided at the lower portion of the washing tank, a small take-out portion provided on the front surface of the lower portion of the washing body below the lower end portion of the door. A dishwasher, comprising: a small-sized dish filter that is attached to the small-sized take-out port so as to be able to capture the residual dishes flowing from the dish-side filter guide. 2. A residual food filter detection unit for detecting non-installation of a residual food filter, and a control unit for stopping operation when the residual food filter detection unit detects non-installation of a residual food filter. The dishwasher according to claim 1, wherein: 3. A main body, a cleaning tank provided inside the main body, a tableware basket provided in the cleaning tank for storing tableware, a cleaning nozzle for discharging cleaning water for cleaning the tableware, and the tableware In the dishwasher having a door for loading and unloading, a drainage means is provided for draining the cleaning drainage stored in the bottom portion of the cleaning tank to a basket strainer unit attached to the sink of the sink. Dishwasher. 4. The draining means comprises a drainage pump for draining the cleaning drainage stored in the bottom of the cleaning tank, a drainage pump and a connecting pipe connected to the sink lower part of the sink and draining the cleaning drainage to a basket strainer. The dishwasher according to claim 3, wherein the dishwasher is provided.