JPH06254032A - Tableware drier - Google Patents

Abstract

PURPOSE:To constitute the tableware drier so that its automatic operation is realized by utilizing three sensors, and also, its drying performance in always satisfactory. CONSTITUTION:The tableware drier is provided with a ventilation device 3 and a heater set 4 contained in a main body case 1, an electronic circuit part 6 for controlling them, a tableware basket 8 for containing tableware, and a front cover 9a and a rear cover 9b for covering the upper opening part, provided with a cover opening/closing detecting sensor in an engaging part of the front cover 9a and the main body case 1, provided with a temperature sensor 14 and a humidity sensor 15 for measuring an installation state and an in-box state, and when an operation is started, an operation time is determined by operating only the ventilation device 2 and detecting exactly temperature and humidity. Also, this tableware drier is constituted so that drying can be executed surely by changing the operation time, when the front cover 9a is opened on the way.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tableware dryer for drying tableware.

[0002]

2. Description of the Related Art Generally, an increasing number of tableware dryers are equipped with a sensor to automate the drying. Conventionally,
A tableware dryer of this type has a known structure as shown in Japanese Patent Application No. 63-214046. The configuration will be described below with reference to FIG.

As shown in the figure, a warm air generator 102 is built in the bottom of a main body 101 of a tableware dryer, and a water receiving plate 103 is fixed above it. 1 tableware basket on this water receiving plate 103
04 is placed, and the front lid 105 and the rear lid 106 are openably and closably attached to the upper portion of the main body 101 so as to cover the tableware basket 104
Is equipped with. A micro switch 107 is provided on the back side of the front surface of the main body 101, and the projecting piece 108 of the front lid 105 presses or releases the lever 109 of the micro switch 107, whereby the opening / closing of the front lid 105 is detected and the warm air generator 102 Start / stop is controlled.

In the above structure, when the wet tableware 110 is dried, first, the wet tableware is properly stood up and stored in the drainage basket 104 inside the main body 101, and the front lid 10 is closed.
Make sure to close 5. At this time, the micro switch 107 on the back side of the front face of the main body 101 is turned on by pushing the lever 109 of the micro switch 107 by the protrusion 108 provided on the front lid 105, and the warm air generator 10
2 is energized. Further, when the tableware 110 is taken in and out, when the front lid 104 is opened upward, the projection piece 108 is no longer held down, the micro switch 107 is turned off, and the power supply to the hot air generator 102 is stopped.

[0005]

In such a conventional tableware dryer, it is necessary to manually set the operating time after storing the washed tableware and then closing the lid, However, there is a problem that it is troublesome to set the optimum operating time according to the amount and the placement of the.

Further, when the front lid is opened during operation, the operation is stopped during that time and hot air dissipates.
Finally, there was a problem that the tableware might not be dried sufficiently.

The present invention solves the above-mentioned problems, and is to be able to automatically turn on the power and to operate in an optimum drying time.

The second purpose is to detect the dry state in the refrigerator at that time even if the front lid is opened during the drying,
It is to be able to change to the optimal driving time.

[0009]

A first means for achieving the first object of the present invention is to control a blower device and a heater set built in a main body case, and the blower device and the heater set. An electronic circuit part, a tableware basket placed on the main body case, a front lid and a rear lid that cover the upper opening of the main body case to form a drying cabinet, and a lid open / closed detection that detects opening / closing of the front lid. A configuration including a sensor, a temperature sensor and a humidity sensor provided in the drying chamber, and the electronic circuit unit energizes the fan unit after energizing the blower when the lid opening / closing detection sensor detects front lid closing. I am trying.

A second means for achieving the second object is that when the front lid is opened in the process of drying the dishes, the electronic circuit section has the opening time of the front lid and the temperature and humidity in the drying chamber. Is detected and the subsequent drying time is changed.

[0011]

According to the present invention, by the structure of the above-mentioned first means, the lid opening / closing detection sensor determines that the lid is closed and starts the air blowing operation. With the humidity sensor, the initial temperature and humidity can be detected accurately, and the optimum operating time can be determined.

Further, according to the structure of the second means, when the lid is opened during the operation, the electronic circuit section detects the release time and the temperature / humidity in the drying chamber so that the dishes can be sufficiently dried. Subsequent operation time can be extended.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS.

As shown in the figure, the main body case 1 of the tableware dryer
Is fitted with the water receiving plate 2 and has a built-in hot air generator 5 including a blower 3 and a heater set 4 for heating, and the blower 3 and the heater set for heating are provided in the front part of the main body case 1. An electronic circuit section 6 for controlling the circuit 4 is provided. On the upper part of the water receiving plate 2, a water drain basket 8 for storing the tableware 7 is placed, and further, a front lid 9a and a rear lid 9b for covering the upper opening of the main body case 1 are attached to be openable and closable. A drying cabinet 10 is formed by the front lid 9a and the rear lid 9b.

An outlet 11 for blowing warm air from the warm air generator 5 is formed in the lower rear portion of the main body case 1, and an exhaust hole 12 is formed in the rear lid 9b. A lid opening / closing detection sensor 13 for detecting a lid opening / closing operation is provided at a peripheral portion of the water receiving plate 2 and an engaging portion with the front lid 9a.
Connected with.

A temperature sensor 14 and a humidity sensor 15 for detecting the temperature and humidity inside the drying chamber 10 are provided in the drying chamber 10 and connected to the electronic circuit section 6. Electronic circuit section 6
Is based on the detection data of the lid opening / closing detection sensor 13, the temperature sensor 14 and the humidity sensor 15,
Properly control the operation of.

In the above-mentioned structure, first, the normal operation will be described. When the tableware 7 that is wet is stood up and stored in the water draining basket 8 in the case of the main body case 1, and the front lid 9a is securely closed, the front lid 9a is removed. The protrusion 16 is the lever 1 of the lid opening / closing detection sensor 13.
By pressing 7, the lid closed state is detected. Here, by energizing the blower device 3 for a time t0 to blow air,
Although the inside of the refrigerator is in a uniform state, when the temporal changes of the temperature state and the humidity state are observed, the humidity curve B rises differently depending on the amount and arrangement of the tableware, as shown in FIG. The detection value of the temperature sensor 14 also differs depending on the ambient temperature. Therefore, the time t1 required for drying is determined according to the temperature and humidity inside the refrigerator detected by the temperature sensor 14 and the humidity sensor 15, and the heater set 4 is energized to generate warm air from the outlet 11 at the rear of the main body case 1 into the refrigerator. Send in. The tableware 7 placed on the tableware basket 8 is dried by the hot air in the chamber, and hot air containing moisture is discharged from the exhaust hole 12.

As described above, according to the tableware dryer of the first embodiment of the present invention, when the tableware is stored and the lid is securely closed, the lid opening / closing detection sensor can start the automatic operation.
Furthermore, by changing the temperature and humidity in the refrigerator by blowing air for a predetermined time, the optimum time for drying the dishes can be determined.

Next, a second embodiment of the present invention will be described with reference to FIGS.
This will be described with reference to FIG. The same components as those in the first embodiment are designated by the same reference numerals and detailed description thereof will be omitted.

As shown in FIG. 3 (b), when the front lid 9 is opened during the tableware drying process, such as when the tableware is taken in and out,
The lid opening / closing detection sensor 13 detects the opening, and the electronic circuit unit 6 detects the opening time t2 and the temperature T1 and the humidity state H1 in the refrigerator at that time, and resets the operation time after the lid is closed.

As described above, according to the tableware dryer of the second embodiment of the present invention, the drying time is changed as necessary even when the lid is opened during operation, so that the tableware is not dried insufficiently. Good dryness can be obtained.

[0022]

As is clear from the above embodiments, according to the present invention, the tableware dryer is provided with a lid opening / closing detection sensor, and automatically starts operation when it is determined that the lid is closed. It is possible to provide a tableware dryer having an effect that the optimum drying operation time can be set based on the temperature and humidity detected by the temperature sensor and the humidity sensor provided in the drying chamber during the blowing operation for a predetermined time.

When the lid is opened during operation,
Since the electronic circuit section can change the operating time thereafter depending on the release time and the temperature and humidity in the drying cabinet, it is possible to provide a tableware dryer having an effect that a good dry state can always be obtained.

[Brief description of drawings]

FIG. 1 is a cross-sectional view of a tableware dryer according to first and second embodiments of the present invention.

FIG. 2 is a perspective view of the inner surface of the main part.

[Fig. 3] (a) Normal operation pattern diagram (b) Operation pattern diagram when the lid is opened and closed

FIG. 4 is a sectional view of a conventional tableware dryer.

[Explanation of symbols]

 1 Body Case 3 Blower 4 Heater Set 6 Electronic Circuit 8 Electronic Basket 9a Front Lid 9b Rear Lid 10 Dryer 13 Lid Open / Closed Detection Sensor 14 Temperature Sensor 15 Humidity Sensor

Claims (2)

[Claims] 1. A blower device and a heater set built in the main body case, an electronic circuit section for controlling the blower device and the heater set, a tableware basket placed on the main body case, and the main body case A front lid and a back lid that cover the upper opening of the dryer to form a drying cabinet, a lid opening / closing detection sensor that detects opening and closing of the front lid, and a temperature sensor and a humidity sensor provided in the drying cabinet. The circuit portion is a tableware dryer in which the air blower is energized for a predetermined time when the lid opening / closing detection sensor detects front lid closing, and then the heater set is also energized. 2. When the front lid is opened in the process of drying dishes, the electronic circuit section detects the opening time of the front lid and the temperature / humidity in the drying chamber, and changes the subsequent drying time. The tableware dryer according to claim 1.