KR20010027793A - Rice case and method to control temperature in the rice case automatically - Google Patents

Abstract

PURPOSE: An automatic temperature adjustable rice case and a control method thereof are provided to prevent rice from being rotted and to avoid worms by continuously detecting a temperature in the rice case and forcibly ventilating hot air or cold air according to the detected temperature. CONSTITUTION: An automatic temperature adjustable rice case consists of a temperature detector(10) for detecting the temperature in the rice case; a heat controller for generating low or high temperature heat according to a control signal; a ventilator(30) made up of a motor(32) having a fan(33) and a motor drive circuit to let cold or hot air into the rice case or to discharge the air in the rice case to the outside; a microcomputer(20) contacted between a signal output terminal of the temperature detector and control signal input terminals of the heat controller and the ventilator to control the temperature of the heat controller and the action of the ventilator; and a power supplier for supplying power to each unit. The temperature of the rice case is continuously detected and compared with an established reference temperature. When the temperature of the rice case is not equal to the reference temperature, a supply amount of power to a cooler and feeding polarity are outputted by detecting the difference between the detected temperature and the reference temperature. The power is supplied to the cooler according to the outputted result. The hot or cold air is let in the rice case through the ventilator.

Description

Temperature automatic rice bowl and its control method {RICE CASE AND METHOD TO CONTROL TEMPERATURE IN THE RICE CASE AUTOMATICALLY}

The present invention relates to a rice container for storing grain, and in particular, by detecting the temperature in the rice barrel forcibly ventilated hot or cold air to maintain a constant temperature in the rice barrel, the rice in the rice rot, deterioration or worms are generated It is to prevent.

In general, a conventional rice pail has a metered outflow device for dispensing a predetermined amount of rice at the bottom thereof, an inclined plate having a predetermined slope so that rice is collected by the metered outflow device, and the rice drawn out through the metered outflow device. Consists of a rice drawer drawer containing the rice, the rice stored in the rice container was taken out through the metering device.

However, the conventional rice barrel has a problem that the rice is decayed, deteriorated or worms due to poor ventilation due to long-term storage of the rice in a sealed container. This is more severe in hot, humid summers.

Therefore, Korea Utility Model Publication No. 92-6463 (name: ventilated rice barrel), Utility Model Notification 92-4131 (name: ventilated rice barrel), utility model notification No. 89-8316 (name: rice tub ventilator) and the like. Likewise, install a natural ventilation vent in the rice bowl, or use Utility Model Notification No. 90-1094 (name: forced circulation ventilation of rice barrels), Utility Model Notification No. 90-347 (name: rice barrel with forced ventilation) As described above, a rice container having a ventilation device having a forced ventilation function in a rice container has been proposed.

However, in the case of the rice tub installed with the natural ventilation vents, the ventilation was not properly performed, and thus the purpose of preventing decay, deterioration and insect formation of the rice was not achieved. Of course, there is a problem that can not be achieved, the operation is not efficient to achieve the above object.

That is, in the case of the forced-ventilated rice keg, there is a problem that the proper level of aeration is not possible due to the operation of the fan and the motor, or by the timer or the intermittent operation. Since the air is introduced as it is, when the ambient temperature is high temperature and high humidity, such as summer, there is a problem that the air permeation effect is reduced to prevent the decay, deterioration of the rice and the occurrence of insects.

An object of the present invention is to solve the above-mentioned conventional problems, in particular, by continuously detecting the temperature in the rice barrel, by forced ventilation of cold or hot air according to the detected temperature, corruption, deterioration of rice, It is to provide a "temperature automatic rice bowl and its control method" that can prevent the formation of insects.

That is, at least one temperature sensing means is installed in the rice container, and a motor with a fan is installed at one side thereof, and a heat control means for generating cold or warm air is installed so that the motor according to the temperature in the rice container detected by the temperature sensing means is installed. And, by operating the heat control means, to maintain a constant temperature in the rice barrel to prevent the decay, deterioration of the rice and the occurrence of worms.

1 is a block diagram showing the configuration of the present invention "temperature automatic adjustment rice container",

2 is a view showing an example of the configuration of the present invention, "automatic temperature control rice container",

Figure 3 is a control flow diagram showing the present invention "control method of automatic temperature control rice container".

Explanation of symbols on the main parts of the drawings

10: temperature detection means 11: temperature sensor

20: microcomputer 30: ventilation means

31: motor drive circuit 32: motor

33: fan 40: heat control means

41: cooling element drive circuit 42: cooling element

S10: temperature detection step S20: temperature control step

S30: ventilation stage

In order to achieve the above object, the present invention "temperature automatic control rice bucket", in a conventional rice bucket installed a rice guide slope plate, a metered outflow device, a rice drawer drawer and a vent inside the rice barrel,

The rice barrel, the temperature detection means for detecting the temperature in the rice barrel; Thermal control means for generating a low temperature or a high temperature according to a control signal inputted by a predetermined control signal; It consists of a motor equipped with a fan and a motor driving circuit thereof, and is installed at the inlet or the outlet of the vent via a heat control means, and is operated according to a predetermined control signal to operate a cold or warm air in the rice barrel. Ventilation means for introducing or discharging the air in the rice container to the outside; Connected between the signal output end of the temperature detection means, the control signal input end of the thermal control means, and the control signal input end of the ventilation means, to control the temperature of the thermal control means in accordance with the temperature in the rice container input by the temperature detection means, A microcomputer for controlling the operation of the ventilation means; The technical configuration is characterized by including a power supply means for supplying power to the respective parts.

In addition, the thermal control means is characterized in that the two kinds of metal is bonded by a predetermined method is characterized by consisting of a cooling element for generating heat of different temperatures in the two kinds of metals according to the power supply method and the power supply amount.

The thermal control means is characterized in that the low and high temperature is generated on the same metal surface by changing the polarity of the power supplied to the cooling element according to the control signal applied from the microcomputer.

For example, a positive power is applied to the first metal of the cooling element and a negative power to the second metal to generate warm air through the first metal and cold air through the second metal. When cold air is required in the first metal, cold air is generated in the first metal by changing the polarity of the applied power.

In addition, the heat control means includes a heater for generating warmth; It is characterized by consisting of a cooling device for generating cold air.

That is, the apparatuses for generating warm air and cold air are provided, respectively, and the warm air is generated by energizing the heater, and the cold air is generated through a known cooling device composed of a refrigerant cycle, or a known cooling device using water.

In addition, the power supply means is preferably composed of a rectifier circuit for converting commercial AC power to DC power.

On the other hand, the present invention "control method of automatic temperature regulating rice barrel", the temperature detection means for detecting the temperature in the rice barrel; A thermal control means composed of a cooling element and operated by a predetermined control signal to generate a low temperature or a high temperature according to an input control signal; It consists of a motor equipped with a fan and a motor driving circuit thereof, and is installed at the inlet or the outlet of the vent via a heat control means, and is operated according to a predetermined control signal to operate a cold or warm air in the rice barrel. Ventilation means for introducing or discharging the air in the rice container to the outside; Connected between the signal output end of the temperature detection means, the control signal input end of the thermal control means, and the control signal input end of the ventilation means, to control the temperature of the thermal control means in accordance with the temperature in the rice container input by the temperature detection means, A microcomputer for controlling the operation of the ventilation means; Power supply means for supplying power to the respective parts; Rice induction device; A fixed amount outflow device; In the temperature control method of the "temperature automatic rice paddle", characterized in that configured to include a drawer drawer,

The temperature control method includes: a temperature detecting step of continuously detecting a temperature in a rice container through the temperature detecting means and comparing it with a set reference temperature; As a result of performing the temperature detection step, if the temperature in the rice container is not the same as the set reference temperature, the difference between the detection temperature and the reference temperature is detected to calculate the power supply amount and polarity to be applied to the cooling element, and then A temperature control step of supplying power to the cooling element according to the calculated result; It characterized in that it comprises a ventilation step of introducing the hot or cold air generated by performing the temperature control step into the rice container through the ventilation means.

In the present invention configured as "automatic temperature control rice barrel and its control method", in particular, by continuously detecting the temperature in the rice barrel, by forced ventilation of cold or hot air in accordance with the detected temperature, decay, deterioration of rice, It is possible to prevent the formation of bugs.

Hereinafter, with reference to the accompanying drawings for an embodiment according to the spirit of the present invention configured as described above "automatic temperature control rice container and its control method" will be described in detail as follows.

<Example>

In this embodiment, the thermal control means comprises a cooling element and a cooling element drive circuit, and the temperature detecting means comprises a temperature sensor.

In addition, the control method for the temperature difference between the set temperature and the actual temperature in the rice container and the database stored in the internal memory of the microcomputer or the external memory under the control of the microcomputer. .

Then, as shown in Figures 1 and 2, the temperature sensor 11 is installed in the rice container, the fan so that the outside air flows into the rice container through the cooling element 42 at the inlet or outlet of the vent (6). After installing the motor 32 equipped with the 33, the signal output terminal of the temperature sensor 11 is connected to the signal input terminal of the microcomputer 20, and the motor drive circuit is connected to the motor drive control signal output terminal of the microcomputer 20. The control signal input terminal of the furnace 31 is connected so that the motor 32 is driven by the control of the motor driving circuit 31, and the cooling element driving circuit is connected to the column control signal output terminal of the microcomputer 20. The present embodiment is configured such that the polarity and power supply amount of the power supplied to the cooling element 42 are controlled by the control of the cooling element drive circuit 41 by connecting the control signal input terminal of the same.

Hereinafter, the operation of the present embodiment configured as described above will be described in detail with reference to FIG. 3.

First, when DC DC power is supplied from the power supply means, the microcomputer 20 continuously detects the value input from the temperature sensor 11 to perform a temperature detection step (S10) for comparing the temperature in the rice container with the reference temperature. do.

At this time, when it is determined that the actual temperature and the reference temperature in the rice container 1 are not the same as the result of performing the temperature detection step S10, the difference between the detection temperature and the reference temperature is detected and applied to the cooling element 42. After calculating the power supply amount and the polarity to be applied, the temperature control step (S20) of supplying power to the cooling element 42 is performed according to the calculated result.

In other words, by comparing the actual temperature in the rice container and the reference temperature to calculate the amount of power to be applied and the direction of power supply from the temperature difference, and applying power to the cooling element drive circuit 41 in accordance with the calculation result is introduced into the rice container It is to control the temperature of the metal surface of the cooling element located in the air contact surface.

In addition, after performing the temperature control step (S20), by driving the motor 32 through the motor driving circuit 41, to maintain a constant temperature in the rice container by introducing a hot air or cold air into the rice container will be.

In other words, by detecting the temperature in the rice barrels and keeping the temperature in the rice barrels at the reference temperature by continuously introducing the cold or warm air into the rice barrels according to the detected temperature to ventilate, the temperature in the rice barrels is kept constant at all times. It will be made.

As described above, the present invention automatically controls the temperature of the rice barrel and its control method, in particular, by continuously detecting the temperature in the rice barrel, by forcedly ventilating cold or warm air according to the detected temperature, decay of the rice, There is an effect that can prevent deterioration and the occurrence of bugs.

Claims (4)

In a conventional rice barrel equipped with a rice guide slope plate, a metering device, a rice drawer drawer and an air vent inside the rice barrel, The rice barrel, the temperature detection means for detecting the temperature in the rice barrel; Thermal control means for generating a low temperature or a high temperature according to a control signal inputted by a predetermined control signal; It consists of a motor equipped with a fan and a motor driving circuit thereof, and is installed at the inlet or the outlet of the vent via a heat control means, and is operated according to a predetermined control signal to operate a cold or warm air in the rice barrel. Ventilation means for introducing or discharging the air in the rice container to the outside; Connected between the signal output end of the temperature detection means, the control signal input end of the thermal control means, and the control signal input end of the ventilation means, to control the temperature of the thermal control means in accordance with the temperature in the rice container input by the temperature detection means, A microcomputer for controlling the operation of the ventilation means; Automatic temperature regulating rice container, characterized in that it comprises a power supply means for supplying power to the respective parts. The method of claim 1, wherein the thermal control means is composed of a cooling element in which two kinds of metals are joined in a predetermined manner to generate heat at different temperatures in the two kinds of metals according to a power supply method and a power supply amount. Thermostatic rice buckets characterized in that. According to claim 2, wherein the thermal control means, by changing the polarity of the power supplied to the cooling element in accordance with the control signal applied from the microcomputer to adjust the temperature automatic adjustment rice, characterized in that the low and high temperature is generated on the same metal surface . Temperature detecting means for detecting a temperature in the rice container; A thermal control means composed of a cooling element and operated by a predetermined control signal to generate a low temperature or a high temperature according to an input control signal; It consists of a motor equipped with a fan and a motor driving circuit thereof, and is installed at the inlet or the outlet of the vent via a heat control means, and is operated according to a predetermined control signal to operate a cold or warm air in the rice barrel. Ventilation means for introducing or discharging the air in the rice container to the outside; Connected between the signal output end of the temperature detection means, the control signal input end of the thermal control means, and the control signal input end of the ventilation means, to control the temperature of the thermal control means in accordance with the temperature in the rice container input by the temperature detection means, A microcomputer for controlling the operation of the ventilation means; Power supply means for supplying power to the respective parts; Rice induction device; A fixed amount outflow device; In the temperature control method of the "temperature automatic rice paddle", characterized in that configured to include a drawer drawer, The temperature control method includes: a temperature detecting step of continuously detecting a temperature in a rice container through the temperature detecting means and comparing it with a set reference temperature; As a result of performing the temperature detection step, if the temperature in the rice container is not the same as the set reference temperature, the difference between the detection temperature and the reference temperature is detected to calculate the power supply amount and polarity to be applied to the cooling element, and then A temperature control step of supplying power to the cooling element according to the calculated result; And a ventilation step of introducing the hot or cold air generated by performing the temperature control step into the rice container through the ventilation means.