CN-122018387-A - Rice milling equipment and control method thereof

CN122018387ACN 122018387 ACN122018387 ACN 122018387ACN-122018387-A

Abstract

The application relates to rice milling equipment and a control method thereof. The rice milling equipment comprises a rice milling module, a main control module, a standby power supply, a power output module, a power switching module and a voltage sampling module. The power output module outputs main power supply voltage according to the accessed power supply voltage. The first input end of the power supply switching module is connected with the main power supply voltage, the second input end of the power supply switching module is connected with the standby power supply, the output end of the power supply switching module is connected with the main control module and the rice milling module, the first input end of the power supply switching module is conducted with the output end under the condition that the main power supply voltage is larger than or equal to the preset working voltage, and the second input end of the power supply switching module is conducted with the output end under the condition that the main power supply voltage is smaller than the preset working voltage. The voltage sampling module samples the power supply voltage and outputs a corresponding sampling voltage signal to the main control module. The main control module is also connected with the rice milling module, and under the condition that the power supply voltage is smaller than the preset power supply threshold value according to the sampling voltage signal, the rice milling module is controlled to perform power-down rice-discharging operation, so that the rice milling effect is improved.

Inventors

LAN JIANFENG
CAI XIAOLONG
JIN SHENGXI
XIONG QIAN

Assignees

珠海格力电器股份有限公司

Dates

Publication Date: 20260512
Application Date: 20251229

Claims (10)

1. The rice milling equipment is characterized by comprising a rice milling module, a main control module, a standby power supply and The power supply output module is used for accessing a power supply voltage and outputting a main power supply voltage according to the power supply voltage; The power supply switching module comprises a first input end, a second input end and an output end, wherein the first input end is connected with a main power supply voltage, the second input end is connected with the standby power supply, and the output end is connected with the main control module and the rice milling module; The voltage sampling module is connected with the main control module and the power output module and is used for sampling the power supply voltage and outputting a corresponding sampling voltage signal to the main control module; The main control module is also connected with the rice milling module, and the rice milling module is controlled to perform power-down rice discharging operation under the condition that the power supply voltage is determined to be smaller than a preset power supply threshold value according to the sampling voltage signal.
2. The rice milling equipment according to claim 1, wherein the power supply switching module comprises a unidirectional conduction unit, a standby electric switch and a pull-down unit, wherein an input end of the unidirectional conduction unit is connected with the power supply output module, a first end of the standby electric switch is used for being connected with the standby power supply, an output end of the unidirectional conduction unit and a second end of the standby electric switch are both connected with the main control module and the rice milling module, a controlled end of the standby electric switch is connected with the power supply output module and the pull-down unit, the standby electric switch is turned on under the condition that a main power supply voltage output by the power supply output module is smaller than a preset working voltage, and the standby electric switch is turned off under the condition that the main power supply voltage is larger than or equal to the preset working voltage.
3. A rice milling apparatus according to claim 1, further comprising: and the input end of the charging management module is connected with the power supply output module, and the output end of the charging management module is connected with the standby power supply and is used for charging the standby power supply according to the main power supply voltage.
4. A rice milling apparatus according to claim 3, wherein the charging management module comprises a charging management chip and a comparison control circuit, an input end of the charging management chip being connected to the power output module, an output end of the charging management chip being for connection to the backup power source; The input end of the comparison control circuit is connected with the standby power supply, the output end of the comparison control circuit is connected with the enabling end of the charging management chip, and the comparison control circuit is used for outputting an enabling signal to the enabling end of the charging management chip under the condition that the voltage of the standby power supply is lower than a preset charging voltage threshold value so that the charging management chip charges the standby power supply according to the main power supply voltage.
5. The rice milling apparatus of claim 1, wherein the power output module comprises a power voltage processing unit and a switching power supply, wherein an input end of the power voltage processing unit is used for accessing the power supply voltage and is also connected with the voltage sampling module, an output end of the power voltage processing unit is connected with an input end of the switching power supply, an output end of the switching power supply is used for outputting the main power supply voltage, The power supply voltage processing unit is used for rectifying and filtering the power supply voltage, and the processed voltage signal is converted into a main power supply voltage through the switching power supply.
6. The rice milling device according to any one of claims 1 to 5, wherein the rice milling module comprises a rice milling bin for containing materials, a rice milling assembly arranged in the rice milling bin, a standby rice bin communicated with the rice milling bin, and a first rice outlet valve arranged between the rice milling bin and the standby rice bin, wherein the rice milling assembly and the first rice outlet valve are connected with the main control module, and the first rice outlet valve is also connected with the output end of the power switching module; The main control module is used for controlling the rice milling assembly to mill rice according to the received rice milling instruction under the condition that the power supply voltage is greater than or equal to the preset power supply threshold value according to the sampling voltage signal, and controlling the first rice outlet valve to open under the condition that the power supply voltage is smaller than the preset power supply threshold value according to the sampling voltage signal, and discharging materials in the rice milling bin into the standby rice bin to realize power-down rice discharging operation.
7. A rice milling apparatus as claimed in claim 6, wherein the main control module comprises: The main control unit is connected with the output end of the power supply switching module, the voltage sampling module, the rice milling assembly and the first rice outlet valve; the first detection unit is connected with the output end of the power supply switching module and the main control unit and is used for detecting the state of materials in the rice milling bin so as to output corresponding detection parameters to the main control unit; The main control unit is used for controlling the first rice outlet valve to be opened when determining that the power supply voltage is smaller than the preset power supply threshold according to the sampling voltage signal and determining that the rice milling bin has the rice mixture according to the detection parameter output by the first detection unit, and discharging materials in the rice milling bin into the standby rice bin to realize power-down rice discharging operation.
8. A method of controlling a rice milling apparatus, applied to a rice milling apparatus as claimed in any one of claims 1 to 7, the method comprising: Acquiring a sampling voltage signal in real time; Under the condition that the power supply voltage is larger than or equal to a preset power supply threshold value according to the sampling voltage signal, responding to a rice milling instruction, and controlling the rice milling module to perform rice milling operation; and in the process of rice milling operation of the rice milling module, under the condition that the power supply voltage is smaller than the preset power supply threshold value according to the sampling voltage signal, controlling the rice milling module to perform power-down rice milling operation.
9. The method according to claim 8, wherein when the power supply voltage is determined to be less than a preset power supply threshold according to the sampled voltage signal, controlling the rice milling module to perform a power-down rice-discharging operation includes: Under the condition that the power supply voltage is smaller than a preset power supply threshold value according to the sampling voltage signal, detecting parameters of materials in a rice milling bin of the rice milling module are obtained in real time; And under the condition that the rice milling bin has the rice mixture according to the detection parameters, controlling the rice milling module to perform power-down rice discharging operation.
10. The method of claim 8, wherein controlling the rice milling module to perform a rice milling operation in response to a rice milling instruction comprises: responding to a rice milling instruction, and acquiring detection parameters of materials in a rice milling bin of the rice milling module in real time; under the condition that the rice milling bin has the rice mixture according to the detection parameters, controlling the rice milling module to perform power-down rice discharging operation; And controlling the rice milling module to perform rice milling operation under the condition that the rice milling bin does not contain the rice and grain mixture according to the detection parameters.

Description

Rice milling equipment and control method thereof Technical Field The application relates to the technical field of grain processing equipment, in particular to rice milling equipment and a control method thereof. Background Along with the continuous improvement of the living standard of people, the demands of people for food are gradually changed from full and good eating to nutritional eating and healthy eating. Based on the concept of 'eating on site milling and freshness and health', the household rice milling equipment can ensure that a user eats fresh and healthy germ rice per meal. At present, rice milling equipment only has basic rice milling function, and when encountering power failure working conditions such as sudden power failure, rice being milled still remains in a rice milling bin. When the power is recovered after power failure, mechanical clamping stagnation is easily caused when the rice milling equipment is started to operate, and the rice milling effect is affected. Disclosure of Invention In view of the foregoing, it is desirable to provide a rice milling device, a control method, a control device and a computer readable storage medium thereof, which can effectively cope with the power failure condition. In a first aspect, the application provides a rice milling device, comprising a rice milling module, a main control module, a standby power supply and The power supply output module is used for accessing a power supply voltage and outputting a main power supply voltage according to the power supply voltage; The power supply switching module comprises a first input end, a second input end and an output end, wherein the first input end is connected with a main power supply voltage, the second input end is connected with the standby power supply, and the output end is connected with the main control module and the rice milling module; The voltage sampling module is connected with the main control module and the power output module and is used for sampling the power supply voltage and outputting a corresponding sampling voltage signal to the main control module; The main control module is also connected with the rice milling module, and the rice milling module is controlled to perform power-down rice discharging operation under the condition that the power supply voltage is determined to be smaller than a preset power supply threshold value according to the sampling voltage signal. In one embodiment, the power supply switching module comprises a unidirectional conduction unit, a standby switch and a pull-down unit, wherein the input end of the unidirectional conduction unit is connected with the power supply output module, the first end of the standby switch is used for being connected with the standby power supply, the output end of the unidirectional conduction unit and the second end of the standby switch are both connected with the main control module and the rice milling module, the controlled end of the standby switch is connected with the power supply output module and the pull-down unit, the standby switch is turned on under the condition that the main power supply voltage output by the power supply output module is smaller than the preset working voltage, and the standby switch is turned off under the condition that the main power supply voltage is larger than or equal to the preset working voltage. In one embodiment, the rice milling apparatus further comprises: and the input end of the charging management module is connected with the power supply output module, and the output end of the charging management module is connected with the standby power supply and is used for charging the standby power supply according to the main power supply voltage. In one embodiment, the charging management module includes a charging management chip and a comparison control circuit, an input end of the charging management chip is connected with the power output module, and an output end of the charging management chip is used for being connected with the standby power supply; The input end of the comparison control circuit is connected with the standby power supply, the output end of the comparison control circuit is connected with the enabling end of the charging management chip, and the comparison control circuit is used for outputting an enabling signal to the enabling end of the charging management chip under the condition that the voltage of the standby power supply is lower than a preset charging voltage threshold value so that the charging management chip charges the standby power supply according to the main power supply voltage. In one embodiment, the power supply output module comprises a power supply voltage processing unit and a switching power supply, wherein the input end of the power supply voltage processing unit is used for accessing the power supply voltage and is also connected with the voltage sampling module, the output end of the power supply voltage processing unit is conne