KR20000052388A - Dish washer - Google Patents

Abstract

PURPOSE: A washing machine for a tableware is provided which prevents washing water from being leaked outwardly and the machine body made of steel plate from being rust when a washing tank is drawn forwardly in operating. CONSTITUTION: A washing machine for a tableware(3) contains the following parts of: a washing machine body(13); a washing tank(14) wherein a upper part is opened to receive a tableware and drawn horizontally from the body; an inner cover(16) which covers a mouth part of the washing tank; a sealing member which closes the cover part and the mouth part of the washing tank; and a tool for eliminating a drop of water in the inner cover when drawing the washing tank.

Description

Dish Washer {DISH WASHER}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dish washing machine which draws out a washing tank from a washing machine main body, stores dishes in the washing tank, and washes the dishes.

Conventionally, this type of dish washer has been constructed as shown in Figs. Fig. 5 is a longitudinal sectional view of a conventional dish washer, and Fig. 6 is a longitudinal sectional view of the dish washer when the washing tub is opened. The configuration will be described below.

In FIG. 5 and FIG. 6, the washing | cleaning main body 1 is open in front, and the washing tank 2 is provided in the inside. The upper side of the washing tank 2 is opened, and the washing tank 2 can be pulled out from the washing machine main body 1 in a substantially horizontal direction. In this washing tank 2, a dish case 4 for storing dishes 3 is provided. The washing tank 2 is configured to be pulled out forward by a rail provided between the washing machine main body 1 and the washing tank 2.

Moreover, the heater 5 is provided in the washing tank 2 as a heater which heats the washing water in the washing tank 2. The cleaning pump 6 is provided on the lower surface of the cleaning tank 2, and is configured to spray the washing water from the cleaning nozzle 7 to clean the dishes 3. The water supply valve 8 supplies water to the washing tank 2. The washing water in the washing tank 2 is drained by a drain pump (not shown).

The temperature sensor 9 is composed of a thermistor and is mounted on the lower surface of the washing tank 2 to detect the temperature of the washing water in the washing tank 2. The control apparatus 10 receives the detection signal of the temperature sensor 9, detects the temperature of the washing water, controls the temperature, and executes temperature control in the drying stroke. The inner lid 11 is fixed to the cleaner main body 1 on the upper surface of the washing tank 2. The inner lid 11 is inside the washer main body 1 and closes the upper part of the washer 2 when the washer 2 is housed in the washer main body 1.

As a means for closing the upper part of the washing tank 2, a compressor (not shown) is provided in the washing machine main body 1, and air is put into the seal packing 12 and expanded by the compressor. As another method, the inner lid 11 is movable inside the cleaner body 1 to move the inner lid 11 in conjunction with the movement of the washing tank 2 to cover the upper portion of the washing tank 2. It is good also as a structure.

In the conventional dishwasher, the operation thereof will be described.

When the user pulls out the washing tank 2 forward, arranges the dishes 3 in the dish case 4, stores them in the washing tank 2, puts detergent, and starts operation, the heater 10 is controlled by the control device 10. (5) The washing, rinsing, and drying of the tableware 3 are performed while the operations of the washing pump 6, the water supply valve 8, the drain pump, and the like are controlled.

However, in the dish washing machine of the above-mentioned structure, ie, the upper side of the washing tank 2 is opened, and the washing tank 2 is pulled out from the washing machine main body 1 and used, the upper opening of the washing tank 2 is used. In the inner cover 11 which covers the inside of the washer main body 1, and when the washing tank 2 is accommodated in the washer main body 1, the upper part of the washing tank 2 is closed, I have the same problem.

In this structure, the washing water is attached to the inner lid 11 during the washing operation. Therefore, as shown in FIG. 6, when the washing tank 2 is pulled out forward, the washing water attached to the inner lid 11 is dripped into the bottom of the washing machine main body 1 to the outside of the washing machine main body 1. There was a problem of causing leakage. In addition, when the cleaner main body 1 is comprised with the steel plate, there exists a possibility that the steel plate will rust because of the dripped water.

Moreover, when the washing tank 2 was taken out after the completion of the drying stroke, the washing water attached to the inner lid 11 may drop onto the dish 3 to wet the dish 3.

SUMMARY OF THE INVENTION The present invention solves the above problems, and when the cleaning tank is pulled out in the middle of the operation, the washing water attached to the inner cover is dropped into the inside of the bottom of the cleaner body and leaks to the outside of the cleaner body, or the cleaner body is made of steel plate. Even if the object is to provide a dishwasher that can prevent the steel sheet from rusting.

The present invention has the following configuration in order to achieve the above object.

(a) the cleaner body,

(b) a washing tank which opens upwards to store dishes and is able to withdraw dishes from the cleaner body in a substantially horizontal direction;

(c) an inner cover covering the opening of the cleaning tank,

(d) a sealing member for sealing the opening of the inner lid and the cleaning tank,

(e) When a washing tank is taken out, it consists of a structure provided with the water droplet removal mechanism which removes the water droplet of the inner surface side of an inner cover.

Moreover, the other of this invention has the following structures.

(a) the cleaner body,

(b) a washing tank which opens upwards to store dishes and is able to withdraw dishes from the cleaner body in a substantially horizontal direction;

(c) a lid portion composed of the ceiling surface portion of the cleaner body, covering the opening of the washing tank;

(d) a sealing member for sealing the lid and the opening of the cleaning tank,

(e) When taking out a washing tank, it consists of a structure provided with the water droplet removal mechanism which removes the water droplet of the inner surface side of a cover part.

With these constitutions, when the washing tank is pulled out in the middle of the operation, the washing water attached to the inner cover is dropped into the bottom of the washing machine main body and leaks to the outside of the washing machine main body, or when the washing machine main body is made of steel sheet. You can prevent this rusty.

1 is a longitudinal sectional view of the dishwasher according to the first embodiment of the present invention;

2 is a longitudinal sectional view of the dish washer when the washing tank is opened;

3 is a longitudinal sectional view of the dishwasher according to the second embodiment of the present invention;

4A is a longitudinal sectional view of main parts of the dishwasher according to the third embodiment of the present invention;

4B is a longitudinal sectional view of the main portion of the dish washer when the washing tank is opened;

5 is a longitudinal cross-sectional view of the dish washing machine in a conventional example;

Fig. 6 is a longitudinal sectional view of the dish washer when the washing tank is opened;

Explanation of symbols for main parts of the drawings

1, 13, 20: washing machine main body 2, 14, 21, 25: washing tank

3: tableware 4: tableware case

11, 16. 31: inner cover 12, 17, 23, 30: seal packing

15: rail 18, 24, 26: wire blade

19: water level detector 22: cover

27: washing water storage portion 29: guide portion

32: convex portion 33: concave portion

EMBODIMENT OF THE INVENTION Hereinafter, embodiment of this invention is described, referring drawings. In addition, the thing of the same structure as a conventional example attaches | subjects the same code | symbol, and abbreviate | omits the description.

(Example 1)

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a longitudinal sectional view of the dish washing machine according to the first embodiment of the present invention, and Fig. 2 is a longitudinal sectional view of the dish washing machine when the washing tank is opened.

In FIG. 1 and FIG. 2, the washing | cleaning main body 13 is open in front, and the washing tank 14 is provided in the inside. The upper side of the washing tank 14 is opened, and the washing tank 14 can be pulled out from the washing machine main body 13 in the substantially horizontal direction. In this washing tank 14, a dish case 4 for storing tableware 3 is provided. The washing tank 14 is configured to be pulled out forward by the rail 15 provided between the washing machine main body 13 and the washing tank 14.

An inner cover 16 is provided on the upper surface of the cleaning tank 14. When the inner lid 16 is accommodated in the cleaner main body 13, the inner lid 16 covers the opening of the upper surface of the cleaning tank 14 in conjunction with the movement of the cleaning tank 14, and seals as a seal member ( It is comprised so that the opening part of the washing tank 14 may be sealed via 17). An upper portion of the rear surface of the cleaning tank 14 is provided with a rubber wiper blade 18 having elasticity and flexibility as a water droplet removing mechanism for removing water droplets on the inner surface of the inner lid 16.

Moreover, the water level detector 19 which detects the washing | cleaning water dripped from the inner cover 16 etc. is provided in the bottom face of the cleaner main body 13.

Next, the operation will be described.

After the user withdraws the washing tank 14 to the front, arranges the dishes 3 in the dish case 4, stores them in the washing tank 14, puts detergent, and then puts the washing tank 14 into the washing machine main body 13. Push it in to store it. At that time, the opening of the upper surface of the cleaning tank 14 is covered by the inner lid 16 in conjunction with the movement of the cleaning tank 14, and the opening of the cleaning tank 14 is sealed through the seal packing 17. Thereafter, when the operation is started, the control device 10 controls the operation of the heater 5, the washing pump 6, the water supply valve 8, the drainage pump, and the like, while washing and rinsing the dish 3. , Run drying.

During the cleaning operation, when the user pulls out the cleaning tank 14 as shown in FIG. 2, the wiper blade 18 installed on the upper rear surface of the cleaning tank 14 is pressed against the inner surface side of the inner cover 16. By sliding, the water droplet A by the washing water attached to the inner surface of the inner lid 16 is scraped off by the wiper blade 18.

As a result, since no washing water adheres to the inner surface of the inner lid 16 in the state where the washing tank 14 is drawn out, the washing water is dropped onto the bottom surface of the washing machine main body 13 after the washing tank 14 is taken out. Can be prevented.

Moreover, since the water level detector 19 which detects washing | cleaning water is provided in the bottom face of the washing | cleaning main body 13, the wiper blade 18 wash | cleans the washing | cleaning water attached to the inner surface of the inner cover 16 by any abnormality. Even if it cannot be removed and dropped into the cleaner main body 13, since the water level can be detected, water leakage to the outside of the cleaner main body 13 can be prevented.

In addition, in the first embodiment, the water droplet removing mechanism for removing water droplets on the inner surface of the inner lid 16 is provided so that the water droplets are mechanically removed by providing a rubber wiper blade 18 having elasticity and flexibility. However, it may be evaporated by applying heat, or may be evaporated or dissipated by adding hot or cold air.

(Example 2)

3 is a longitudinal sectional view of the dishwasher according to the second embodiment of the present invention.

In FIG. 3, the front of the cleaner main body 20 is open, and the washing tank 21 is provided in the inside. The upper side of the washing tank 21 is opened, and the washing tank 21 can be pulled out from the washing machine main body 20 in the substantially horizontal direction. In this washing tank 21, a dish case 4 for storing tableware 3 is provided. The washing tank 21 is configured to be pulled forward by the rail 15 provided between the washing machine main body 20 and the washing tank 21.

The lid part 22 is formed in the ceiling surface part of the cleaner main body 20. As shown in FIG. The lid part 22 covers the upper surface opening of the washing tank 21 when the washing tank 21 is accommodated in the washing machine main body 20. It is comprised so that the upper part of the washing tank 21 may be closed by enlarging and expanding the seal packing 23. A rubber wiper blade 24 having elasticity and flexibility is provided on the upper rear surface of the cleaning tank 21 as a water droplet removing mechanism for removing water droplets on the inner surface of the lid portion 22. The other configuration is the same as that of the first embodiment.

Next, the operation will be described.

After the user withdraws the washing tank 21 to the front, arranges the dishes 3 in the dish case 4, stores them in the washing tank 21, puts detergent, and then moves the washing tank 21 into the washing machine main body 20. When it pushes in and receives it, the upper part of the washing tank 21 is covered by the cover part 22, and air is enclosed and expanded in the seal packing 23, and the upper part of the washing tank 21 is closed. Thereafter, when the operation is started, the control device 10 controls the operation of the heater 5, the washing pump 6, the water supply valve 8, the drainage pump and the like while washing and rinsing the tableware 3, Run drying.

When the user pulls out the washing tank 21 during the washing operation, the wiper blade 24 installed on the upper rear side of the washing tank 21 is pressed against the inner surface of the lid 22 to slide, thereby covering the lid 22. The water droplets (A) by the washing water attached to the inner surface of the) are scraped off with the wiper blades 24. As a result, since the washing | cleaning water is not attached to the inner surface of the cover part 22 in the state which pulled out the washing tank 21, it is dripped to the bottom surface of the washing | cleaning main body 20 after taking out the washing tank 21. You can prevent it.

(Example 3)

Fig. 4A is a longitudinal sectional view of the main part of the dishwasher according to the third embodiment of the present invention, and Fig. 4B is a longitudinal sectional view of the main part of the dish washing machine when the washing tub is opened.

In FIGS. 4A and 4B, a wiper blade 26 serving as a water droplet removing mechanism is provided on the upper rear surface of the cleaning tank 25. The wiper blade 26 is provided with a concave washing water storage portion 27 for storing the washing water removed by the wiper blade 26. The hole 28 is formed in the substantially center part of the wash water storage part 27. This hole 28 is connected to the guide part 29 which communicates with the inner surface of the washing tank 25 so that the washing water removed by the wiper blade 26 can be returned to the inside of the washing tank 25. .

A seal packing 30 as a seal member is provided around the inner lid 31. The seal packing 30 accommodates the washing tank 25 in a washing machine main body (not shown), and covers the upper opening of the washing tank 25 with the inner lid 31, and the washing tank 25 and the inside thereof. Seal between the covers 31. The convex part 32 is formed in the back surface of the washing tank 25, This convex part 32 is comprised by the structure which removes the wash water attached to the lower surface of the seal packing 30. As shown in FIG.

A recess 33 is formed on the inner surface side of the inner lid 31. This recessed part 33 is such that the wiper blade 26 is not pressed against the inner surface side (water droplet attachment surface) of the inner lid 31 in a state where the cleaning tank 25 is accommodated in the cleaner body. The other configuration is the same as that of the first embodiment.

Next, the operation will be described.

When the user stores or takes out the dishes 3, the washing tank 25 is taken out from the washing machine main body. At this time, the inner lid 31 is left in the cleaner body and the water droplet A by the washing water attached to the inner surface side of the inner lid 31 is removed by the wiper blade 26 attached to the washing tank 25. Scrape off and remove. The removed washing water is stored in the concave washing water storage portion 27 formed in the wiper blade 26, and the stored washing water is introduced into the washing tank 25 by the guide portion 29 through the hole 28. Is returned. As a result, the washing water can be reliably prevented from being dropped into the cleaner body or attached to the dishes.

Moreover, since the convex part 32 is formed in the back surface of the washing tank 25, and the washing water attached to the lower surface of the seal packing 30 is removed, the washing water attached to the seal packing 30 also The washing water can be removed, and the washing water is dropped into the bottom of the washing machine main body to prevent leakage of water to the outside of the washing machine main body.

Moreover, the recessed part 33 is formed in the inner surface side of the inner cover 31, The recessed part 33 has the wiper blade 26 with the inner cover 31 in the state which accommodated the cleaning tank 25 in the cleaner body. ) Is pressed against the inner surface side (drop surface). By pulling out the cleaning tank 25, the water droplets attached to the inner surface side of the inner lid 31 by the wiper blade 26 can be reliably removed, and in the state where the cleaning tank 25 is housed in the cleaner body, Since the wiper blade 26 is not pressed against the inner surface side of the inner lid 31 by the concave portion 33, the water droplet removal performance can be maintained without causing permanent deformation.

In addition, in the third embodiment, although the washing water accommodating portion 27 for storing the washing water removed by the wiper blade 26 is provided in the wiper blade 26, the same may be applied to the washing tank 25. The working effect can be obtained.

In addition, the wiper blade 26 is press-contacted to the inner surface side (water droplet attachment surface) of the inner cover 31, and a recess 33 is formed on the inner surface side of the inner cover 31 to clean the cleaning tank 25. Although the wiper blade 26 is not pressed against the inner surface side of the inner cover 31 in the state accommodated in it, as shown in Example 2, the recessed part is formed in the cover part formed in the ceiling surface part of the cleaner body. Thus, the same effect can be obtained even if the wiper blade is not pressed against the lid in a state where the cleaning tank is accommodated in the cleaner body.

In the dishwasher of this invention, the expected effect is summarized as follows.

(1) a washing machine main body, a washing tank which opens the upper side to store dishes and can be pulled out in a substantially horizontal direction from the washing machine main body, an inner cover covering the opening of the washing tank, and a sealing member sealing the opening of the inner cover and the cleaning tank; And a water drop removal mechanism for removing water droplets on the inner surface side of the inner cover when the cleaning tank is taken out, so that when the cleaning tank is taken out in the middle of the operation, the washing water attached to the inner cover is dropped into the bottom of the main body of the cleaner body. This can prevent the steel sheet from rusting when water leaks to the outside of the cleaner body or when the cleaner body is made of steel sheet.

(2) a lid configured to cover the opening of the tub, the lid being composed of a washing machine main body, a washing tank which is open upwards to store dishes and can be pulled out from the washer body in a substantially horizontal direction; Since the sealing member which seals an opening part and the water droplet removal mechanism which removes the water droplet on the inner surface side of a cover part when the cleaning tank is taken out, the washing water attached to the cover part when the cleaning tank was taken forward in the middle of a driving | operation, It is possible to prevent the steel sheet from rusting when it is dropped into the bottom of the main body and leaked to the outside of the cleaner body, or when the cleaner body is made of a steel plate.

(3) When the water droplet removing mechanism is provided on the rear upper portion of the washing tank, no means for driving the water droplet removing mechanism is required, and the water droplet removing mechanism is linked with the movement of the washing tank when the user pulls out the washing tank. Can be driven, the cost can be reduced, and the washing water removed by the water droplet removing mechanism can be moved along the wall surface of the rear surface of the washing tank to return to the washing tank.

(4) In the case where the accommodating portion of the washing water removed by the water drop removing mechanism is provided in at least one of the water drop removing mechanism and the washing tank, after the completion of the drying stroke by providing the accommodating portion of the washing water removed by the water drop removing mechanism. When the washing tank is withdrawn from the washing machine body, the washing water can be prevented from falling into the dishes.

(5) In the case where a guide portion for returning the washing water removed by the water drop removing mechanism to the inside of the washing tank is provided, the washing water can be returned to the inside of the washing tank when the washing tank is withdrawn from the washing machine main body after the completion of the drying stroke. The washing water can be prevented from dropping to the dishes.

(6) In the case where the convex part for removing the washing water attached to the seal member is provided on the upper rear side of the washing tank, the washing water attached to the sealing member can also be removed, so that the washing water is dripped inside the bottom of the washing machine main body. The leakage to the outside can be prevented.

(7) In the case where a water level detector is provided at the bottom of the washing machine main body and the washing water dropped from at least one of the lid member and the sealing member can be detected, by detecting that the washing water is dropped into the bottom of the washing machine main body. In addition, it is possible to find an abnormality in the water droplet removing mechanism and the like, and to prevent leakage to the outside of the cleaner body.

(8) The cleaning tank is constituted by a wiper blade which is press-contacted to the water droplet attachment surface and moved, and the recess is formed so that the wiper blade is not pressed against the water droplet attachment surface while the cleaning tank is housed in the cleaner body. It is possible to reliably remove the water droplets adhered to the water droplet attachment surface by the wiper blade by drawing out and the permanent wiper blade is not pressed against the water droplet attachment surface by the concave portion when the cleaning tank is stored in the cleaner body. Droplet removal performance can be maintained without causing deformation.

As described above, the dish washing machine of the present invention can exhibit various effects, and its value is large.

Claims (25)

(a) the cleaner body, (b) a washing tank which opens upwards to store dishes and withdraws dishes from the cleaner body in a substantially horizontal direction; (c) an inner cover covering the opening of the cleaning tank, (d) a sealing member for sealing the opening of the inner lid and the cleaning tank; (e) including a droplet removal mechanism for removing the droplet of water on the inner surface side of the inner lid when the cleaning tank is withdrawn; Dishwasher. (a) the cleaner body, (b) a washing tank which opens upwards to store dishes and withdraws dishes from the cleaner body in a substantially horizontal direction; (c) a lid portion composed of a ceiling surface portion of the cleaner body, covering the opening of the washing tank; (d) a sealing member for sealing the opening of the lid and the cleaning tank; (e) including a droplet removal mechanism for removing the droplet of water on the inner surface side of the lid when the cleaning tank is withdrawn; Dishwasher. The method according to claim 1 or 2, I installed the water drop removal mechanism in the upper upper part of the washing tank Dishwasher. The method according to claim 1 or 2, A storage portion of the washing water removed by the water drop removing mechanism is provided in at least one of the water drop removing mechanism and the washing tank. Dishwasher. The method of claim 3, wherein A storage portion of the washing water removed by the water drop removing mechanism is provided in at least one of the water drop removing mechanism and the washing tank. Dishwasher. The method according to claim 1 or 2, A guide portion for returning the washing water removed by the water droplet removing mechanism into the washing tank is provided. Dishwasher. The method of claim 3, wherein A guide portion for returning the washing water removed by the water droplet removing mechanism into the washing tank is provided. Dishwasher. The method of claim 4, wherein A guide portion for returning the washing water removed by the water droplet removing mechanism into the washing tank is provided. Dishwasher. The method of claim 5, A guide portion for returning the washing water removed by the water droplet removing mechanism into the washing tank is provided. Dishwasher. The method according to claim 1 or 2, The convex part which removes the washing water attached to the sealing member was installed in the upper back side of a washing tank. Dishwasher. The method of claim 3, wherein The convex part which removes the washing water attached to the sealing member was installed in the upper back side of a washing tank. Dishwasher. The method of claim 4, wherein The convex part which removes the washing water attached to the sealing member was installed in the upper back side of a washing tank. Dishwasher. The method of claim 5, The convex part which removes the washing water attached to the sealing member was installed in the upper back side of a washing tank. Dishwasher. The method of claim 6, The convex part which removes the washing water attached to the sealing member was installed in the upper back side of a washing tank. Dishwasher. The method according to any one of claims 7 to 9, The convex part which removes the washing water attached to the sealing member was installed in the upper back side of a washing tank. Dishwasher. The method according to claim 1 or 2, A water level detector was provided at the bottom of the cleaner body to enable the washing water dropped from at least one of the lid member and the seal member to be detected. Dishwasher. The method of claim 3, wherein A water level detector was provided at the bottom of the cleaner body to enable the washing water dropped from at least one of the lid member and the seal member to be detected. Dishwasher. The method of claim 4, wherein A water level detector was provided at the bottom of the cleaner body to enable the washing water dropped from at least one of the lid member and the seal member to be detected. Dishwasher. The method of claim 5, A water level detector was provided at the bottom of the cleaner body to enable the washing water dropped from at least one of the lid member and the seal member to be detected. Dishwasher. The method of claim 6, A water level detector was provided at the bottom of the cleaner body to enable the washing water dropped from at least one of the lid member and the seal member to be detected. Dishwasher. The method according to any one of claims 7 to 9, A water level detector was provided at the bottom of the cleaner body to enable the washing water dropped from at least one of the lid member and the seal member to be detected. Dishwasher. The method of claim 10, A water level detector was provided at the bottom of the cleaner body to enable the washing water dropped from at least one of the lid member and the seal member to be detected. Dishwasher. The method according to any one of claims 11 to 14, A water level detector was provided at the bottom of the cleaner body to enable the washing water dropped from at least one of the lid member and the seal member to be detected. Dishwasher. The method of claim 15, A water level detector was provided at the bottom of the cleaner body to enable the washing water dropped from at least one of the lid member and the seal member to be detected. Dishwasher. The method according to claim 1 or 2, The water droplet removal mechanism is composed of a wiper blade which is pressed and moved to the water droplet attachment surface, and the recess is formed so that the wiper blade is not pressed against the water droplet attachment surface while the cleaning tank is stored in the cleaner body. Dishwasher.