CN112484090A - Gas stove safety monitoring method based on intelligent judgment for dry burning prevention - Google Patents
Gas stove safety monitoring method based on intelligent judgment for dry burning prevention Download PDFInfo
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 31
- 230000002265 prevention Effects 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 81
- 239000002131 composite material Substances 0.000 claims abstract description 15
- 238000010411 cooking Methods 0.000 claims abstract description 10
- 238000004891 communication Methods 0.000 claims description 6
- 238000013461 design Methods 0.000 abstract description 4
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 41
- 230000006870 function Effects 0.000 description 10
- 238000010277 constant-current charging Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
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- 230000002045 lasting effect Effects 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
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- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
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- 239000004973 liquid crystal related substance Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
- F24C3/126—Arrangement or mounting of control or safety devices on ranges
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Abstract
The invention discloses a gas stove safety monitoring method based on intelligent judgment for dry burning prevention, which comprises the following steps: step 1: preparing; mounting the composite sensing module on the side part of a fire outlet on a cooking bench; the composite sensing module comprises a plurality of infrared detection sensors and a plurality of ultrasonic sensors; step 2: detecting the temperature of the pot body; the ultrasonic sensor is used for detecting whether the front part is blocked or not; the infrared detection sensor is used for detecting the temperature in front; and step 3: and judging whether dry burning exists or not, if so, closing the air valve and giving an alarm. Determination method 1: and (3) detecting the position with the obstacle, determining that dry burning occurs when the temperature is within the preset temperature range of 140-180 ℃ and the time lasts for T. The gas stove safety monitoring method based on intelligent judgment of dry burning prevention is ingenious in design, easy to implement, capable of effectively preventing the dry burning of the pot body, high in sensitivity and high in safety.
Description
Technical Field
The invention relates to a gas stove safety monitoring method based on intelligent judgment for dry burning prevention.
Background
In addition, the invention patent with the publication number of CN105758529A discloses a safety monitoring device based on non-contact temperature detection, which adopts an infrared temperature sensor to detect the temperature of a pot body and judges whether dry burning occurs. Although this method is ingenious, it needs to align the probe to the bottom of the pan manually, which is troublesome to use, especially for the elderly, and in addition, whether the sensor is aligned or not affects the accuracy of the result, so this device still has the problems of unreliability and poor adaptability.
Therefore, it is necessary to design a safety monitoring device with high safety reliability.
Disclosure of Invention
The invention aims to solve the technical problem of providing a gas stove safety monitoring method based on intelligent judgment for dry burning prevention, which has the advantages of ingenious design, easy implementation, capability of effectively preventing dry burning of containers such as a boiler or a furnace and the like, high sensitivity and high safety.
The technical solution of the invention is as follows:
a gas stove safety monitoring method based on intelligent judgment dry burning prevention comprises the following steps:
step 1: preparing;
mounting the composite sensing module on the side part of a fire outlet on a cooking bench;
the composite sensing module comprises a plurality of infrared detection sensors and a plurality of ultrasonic sensors; the infrared detection sensor and the ultrasonic sensor point to the fire outlet of the gas stove and above the fire outlet;
step 2: detecting the temperature of the pot body;
the ultrasonic sensor is used for detecting whether the front part is blocked or not; the infrared detection sensor is used for detecting the temperature in front;
and step 3: and judging whether dry burning exists or not, if so, closing the air valve and giving an alarm.
Determination method 1: and (3) detecting the position with the obstacle, namely the pot bottom or the pot side wall, keeping the temperature within the preset temperature range of 140-180 ℃, lasting for T time, wherein T is a set value and ranges from 15-60s, preferably 30s, namely half a minute, and determining that dry burning occurs. The other judgment method comprises the following steps: if the temperature suddenly rises above 40 degrees at the same location and stabilizes for at least T time, dry burning is indicated.
Detecting the temperature by adopting a fixed detection module in an up-down scanning mode; the fixed detection module comprises a support (61) and a plurality of horizontal detection units arranged on the support, wherein each horizontal detection unit comprises an infrared detection sensor and an ultrasonic sensor.
The temperature is detected in a rotating manner by adopting a rotary detection module.
And a standby detection module is adopted to detect the temperature in a rotating mode. Or the three modes are adopted at the same time to increase the reliability, and the three modes refer to detection by adopting a fixed detection module, a rotary detection module and a standby detection module.
The alarm is a scene acousto-optic alarm or an alarm through APP.
The scene is equipped with camera and wireless communication module, the long-range video monitoring of convenient to use person.
And a self-adaptive intelligent gas stove safety monitoring system is adopted for real-time monitoring.
The monitoring site is provided with an MCU (microprocessor), and the microprocessor adopts a singlechip, a PLC or a DSP.
The plurality of sensors are arranged at different heights, or the sensors rotate along with the turntable, so that a proper detection point is found, and the intelligent and automatic detection device has intelligence and automation.
In the invention, the ultrasonic sensor and the infrared temperature measuring sensor in the same detection unit are arranged at one position, see fig. 2, or are arranged side by side from left to right or are arranged up and down.
The working state of the system is monitored through the APP on the smart phone.
The infrared temperature sensor may also be an infrared camera.
The infrared temperature sensor adopts a cheaper infrared temperature sensor MLX 90614.
The conception of the invention is as follows:
firstly, the method comprises the following steps: judging dry burning by multiple methods, wherein (a) the temperature is detected and judged, and the preset temperature value is any value of 140-180 ℃. The preset temperature value is 150 ℃ or 160 ℃; (b) the temperature difference is used for judging that the temperature of the flame is more than 400 ℃, the temperature of the outer wall of the pot is below 110 ℃ when the pot is not dried, and the temperature is between 140 ℃ and 200 ℃ when the pot is dried, so that whether the pot is dried can be judged according to the temperature difference. If the temperature suddenly rises above 40 degrees at the same location and stabilizes for at least T time, dry burning is indicated.
Secondly, the ultrasonic sensor is adopted to detect the obstacle, so that manual alignment is not needed, and a temperature measuring point is automatically searched. A
Both of the above represent the inventive aspects of the present invention.
Has the advantages that:
the invention discloses a gas stove safety monitoring method based on intelligent judgment dry burning prevention, which has the core points of 3:
detecting whether dry burning exists or not through two dry burning judgment modes; this is one of the originality of the present invention.
Secondly, an appropriate temperature measuring point is automatically searched by combining the ultrasonic sensor and the infrared temperature sensor;
this is one of the originality of the present invention.
And (III) three detection devices are adopted for monitoring, and a redundancy design is adopted, so that the reliability is high. The three modes are a static detection module, a rotary detection module and a standby detection module.
In conclusion, the safety monitoring scheme of the gas stove has the advantages of high automation degree, intelligent characteristic, high reliability and high safety.
In addition, the invention also has the following functions:
(1) the safety monitoring can be used for monitoring the safety of occasions such as a kitchen or a laboratory in full time, and is provided with a combustible gas alarm and an infrared temperature sensor, when the combustible gas (mainly caused by gas leakage) in the kitchen or the laboratory exceeds a certain concentration or the temperature of a pot exceeds 160 ℃, an alarm can be given, and the alarm signal simultaneously cuts off a switch and can be used for cutting off the gas source of a gas stove.
(2) The alarm clock function device is provided with three independent alarm clocks, all adopt an audible and visual alarm mode, is simple to operate, displays visually, and is suitable for a household kitchen and particularly suitable for old people.
(3) Connecting the smart phone: the intelligent mobile phone is connected with the user intelligent mobile phone in a Bluetooth or other wireless mode, and the user can be reminded in time through the mobile phone or other terminals when the timer is timed or the safety alarm is performed, so that the user can know the field state in time, and safety accidents are avoided.
(4) One of the alarm clocks can be connected with an output socket, and a power switch can be immediately disconnected when the alarm clock is timed out, so that the function is particularly practical in a kitchen or a laboratory.
In summary, the invention adopts the infrared non-contact temperature measurement technology to detect the temperature of the container, and judges whether the container is in a dry-burning state, if so, the alarm is given, and meanwhile, the invention has the function of gas leakage alarm; can set up 3 alarm clocks simultaneously, easy operation shows directly perceived, especially is fit for family's kitchen and laboratory and uses, especially is fit for the old person that memory is not too good at home and uses. The alarm information is displayed on the intelligent terminal through a wireless technology, and the safety condition of the site can be monitored conveniently on the terminals such as a mobile phone and the like.
In conclusion, the gas stove safety monitoring method based on intelligent judgment for dry burning prevention is ingenious in conception, rich in functions, high in sensitivity, capable of monitoring a fire site in real time and high in safety.
Drawings
FIG. 1 is a schematic diagram of an intelligent gas stove safety monitoring system in use;
FIG. 2 is a schematic structural diagram of a standby detection module;
FIG. 3 is a schematic block diagram of an intelligent gas stove safety monitoring system;
FIG. 4 is a schematic diagram of a constant current charging circuit;
fig. 5 is a schematic diagram of an amplifying circuit with adjustable amplification factor.
Description of reference numerals: 1-hearth, 2-gas stove, 3-container, 4-gas inlet pipe, 5-gas valve, 6-fixed detection device, and 7-rotation detection device;
61-bracket, 62-fastening screw, 63-strip mounting groove, 64-horizontal detection unit;
71-rotation detection unit, 72-mounting disc, 73-driven gear, 74-motor, 75-driving gear and 76-rotation support seat.
Detailed Description
The invention will be described in further detail below with reference to the following figures and specific examples:
example 1: firstly, a monitoring system:
referring to fig. 1-5, a gas stove safety monitoring method based on intelligent judgment for dry burning prevention comprises an MCU and a composite sensing module; the composite sensing module is connected with the MCU;
the composite sensing module is arranged on the cooking bench and positioned at the side part of a fire outlet of the gas stove;
an electric control air valve 5 is arranged on a gas inlet pipe of the gas stove; the air valve is controlled by the MCU; preferably, the air valve is an electromagnetic valve;
the composite sensing module comprises a fixed detection module;
the fixed detection module comprises a bracket 61 and a plurality of horizontal detection units arranged on the bracket, wherein each horizontal detection unit comprises an infrared detection sensor and an ultrasonic sensor; the horizontal detection unit points to the fire outlet of the gas stove and above the fire outlet;
the plurality of horizontal detection units are all horizontally arranged; the ultrasonic sensor is used for detecting whether the front is blocked or not, and the infrared detection sensor is used for detecting the temperature of the front;
the support is provided with a strip-shaped mounting groove 63 in the vertical direction, and a plurality of screw holes are formed in the strip-shaped mounting groove; the screw holes are sequentially arranged in a row, the distance between every two adjacent screw holes is 1-5 mm, the tail part of the horizontal detection unit is provided with a mounting hole, and the horizontal detection unit is arranged in the strip-shaped mounting groove through screws; by the mode, the height of the horizontal detection unit can be conveniently adjusted, and the flexibility is good.
The MCU judges whether dry burning occurs or not according to the composite sensing module; if dry burning occurs, the MCU closes the air valve through the driving circuit;
and (3) dry burning judgment mode: and (3) detecting the position with the obstacle, keeping the temperature within the preset temperature range of 140-180 ℃, and lasting for T time, wherein T is a set value and ranges from 15-60s, preferably 30s, namely half a minute, and then determining that dry burning occurs.
The other dry burning judgment mode is as follows: if the temperature suddenly rises above 40 ℃ at the same position and is stable for at least T time, dry burning is indicated to occur, two judgment modes are comprehensively used, namely if one of the 2 judgment modes meets the dry burning condition, dry burning is indicated to occur, and the reliability and the safety of the system are improved.
The combined type sensing module comprises a rotary type detection module fixed on the cooking bench;
the rotary detection module comprises a stepping motor 74, a rotary supporting seat 76, a mounting disc 72 and a rotary detection unit 71; the mounting disc is a circular disc;
the stepping motor and the rotary supporting seat are both fixed on the side part of the fire outlet part of the gas stove on the cooking bench; a driven gear (73) is coaxially fixed on the mounting disc, the driven gear is in transmission connection with a driving gear (75) arranged on a rotating shaft of the stepping motor, namely 2 gears are meshed, the rotation detection unit is fixed on the mounting disc, and the mounting direction of the rotation detection unit is tangent to the periphery of the mounting disc; the rotation detection unit comprises an infrared detection sensor and an ultrasonic sensor; the horizontal detection unit can point to the fire outlet of the gas stove and the pot bottom or the side wall of the pot above the fire outlet in the process of rotating along with the mounting disc.
The composite sensing module comprises a standby detection module fixed on the cooking bench;
the standby detection module comprises a stepping motor 74, a rotary supporting seat 76, a mounting disc 72 and a rotary detection unit 71; the mounting disc is a regular hexagon disc body;
the stepping motor and the rotary supporting seat are both fixed on the side part of the fire outlet part of the gas stove on the cooking bench; a driven gear 73 is coaxially fixed on the mounting disc and is in transmission connection with a driving gear 75 arranged on a rotating shaft of the stepping motor, namely 2 gears are meshed, 6 rotation detection units are respectively fixed on six edges of the mounting disc and comprise infrared detection sensors and ultrasonic sensors; the horizontal detection unit can point to the fire outlet of the gas stove and the pot bottom or the side wall of the pot above the fire outlet along with the rotation process of the mounting plate.
The MCU and the composite sensing module are powered by a commercial power module or a rechargeable lithium battery. The power supply of the commercial power module is that 220V alternating current is connected, and then direct current is output by a transformer and a rectifying circuit to supply power for the monitoring system. The system charges the lithium battery through the constant current charging circuit.
A CO gas sensor is arranged on the cooking bench; and the CO gas sensor is connected with the MCU. Preferably, the amplifier circuit is connected with the MCU through an amplifying circuit with adjustable amplification factor.
The MCU is connected with the wireless communication module. The wireless communication module is a WiFi module, a 3G, 4G or 5G module, and remote monitoring is facilitated.
The MCU is connected with a camera and used for on-site video monitoring.
The working state of the system is monitored through the APP on the smart phone.
The model is preferably an STC15F2K60S2 singlechip, which is designed and produced by Shenzhen corporation and is many times faster than a traditional 8051 singlechip, but has the same functions and instructions, and particularly supports C language programming.
In the problem of display, nixie tube is the most commonly used display mode, and programs and circuits can also find many references on the network. However, the nixie tube has single display content, and the item needs more display content, so that a dot-matrix Liquid Crystal Display (LCD) is adopted, and the nixie tube can display pictures, Chinese characters, numbers, various letters and punctuations under the control of a single chip microcomputer, and even can display self-designed icons. The LCD comprises controllable dot matrix, which is controlled by a single chip microcomputer to display or not, preferably a monochromatic dot matrix LCD with a resolution of 240 × 128 dots.
After the coding switch is adopted, the setting and the working state switching of one timer can be completed only by one coding switch, and the whole interface only needs 4 coding switches. The modification of the real time adds a button that allows the program to enter the modified state.
In order to improve the practicability of the timer and fully utilize the functions of the single chip microcomputer, some auxiliary functions are designed for the timer: controlling 1 relay to cut off the power supply when the time is up; and the combustible gas sensor gives an alarm when detecting gas leakage. In order to facilitate debugging, a USB interface is expanded by using the serial port and is mainly used for downloading an updating program, and the Bluetooth connection module is used for connecting a smart phone.
The CPU adopts STC15F2K60S2, which is a singlechip compatible with 8051, but has great improvement in pin and speed. The 3 rotary coding switches are used for setting the time of the 3 timers and the operations of starting, stopping and the like, the other rotary coder is used for setting an alarm temperature value, the output of the relay is used for cutting off an output power supply when the timing time comes so as to close some electric equipment, and the output of the other relay is used for cutting off an air source. The USB interface in the system is mainly used for downloading and debugging programs. The Bluetooth module is connected with the CPU through a serial port, and a communication protocol is arranged in the module. The ZYMQ-2 combustible gas sensor is adopted to detect the concentration of the combustible gas, when the kitchen gas leaks, a signal is sent to the single chip microcomputer, the single chip microcomputer sends an alarm signal after receiving the signal, and the alarm signal is sent to the mobile phone.
The infrared temperature sensor MLX90614 adopts an SMBus protocol to communicate with the CPU, the ambient temperature and the target temperature can be sent out in a data mode, and the CPU can obtain the temperature value after receiving the temperature value and performing data conversion.
The 240 x 128 lattice LCD can display Chinese characters, figures, numbers, etc. The display content is rich and simple, and comprises the states of all timers, real-time, kitchen temperature and the like. Combustible gas monitoring
And detecting the leakage of the fuel gas by adopting a ZYMQ-2 combustible gas sensor.
Bluetooth function
When the intelligent mobile phone is used at home, food is often stewed in a kitchen, and people have a short rest in a living room. A module (the model is SPP-CA) of a Bluetooth serial port is adopted, which can analyze the Bluetooth protocol and become a transparent serial port after the switching is successful, so that the singlechip can use the Bluetooth function through the serial port. As shown in fig. 4, the constant current charging circuit for charging the lithium battery includes a constant voltage driving chip and a current feedback circuit; (1) the voltage output end of the constant voltage driving chip is a positive output end VOUT + of the constant current charging circuit; the negative output end of the constant voltage driving chip is grounded; the constant voltage driving chip is powered by a direct current voltage power supply end VIN + and VIN-; (2) the current feedback circuit comprises resistors R1, R2 and R5 and a reference voltage end VREF +; the reference voltage end VREF + is grounded through resistors R1, R2 and R5 which are sequentially connected in series; the connecting point of the resistor R5 and the resistor R2 is a negative output end VOUT < - >; the connection point of the resistors R1 and R2 is connected with the feedback terminal FB of the constant voltage driving chip. The constant current charging circuit also comprises a voltage feedback circuit; the voltage feedback circuit comprises resistors R3 and R4 and a diode D1; the resistors R3 and R4 are connected in series and then connected between the positive output end VOUT + of the constant current charging circuit and the ground; the connection point of the resistors R3 and R4 is connected with the anode of the diode D1; the cathode of the diode D1 is connected to the feedback terminal FB of the constant voltage driving chip. The circuit has low cost and high charging efficiency.
As shown in fig. 5, the output Vin of the CO sensor is connected to the MCU via an amplifier circuit. The circuit structure of the amplifying circuit is as follows:
the Vin signal end is connected with the inverting input end of the operational amplifier LM393 through a resistor R0, the homodromous input end of the operational amplifier LM393 is grounded through a resistor R0, the homodromous input end of the operational amplifier LM393 is also connected with 4 input channels of a 4-of-4 selector through 4 resistors R01-R04 respectively, the output channel of the 4-of-4 selector is connected with the output end Vout of the operational amplifier LM393, and the Vout is connected with the ADC end of the MCU;
in addition, 2 output ports of the MCU are respectively connected with a channel selection end A and a channel selection end B of a 4-selection selector;
calculation formula of Vout and Vin:
vout ═ Vin, (Rx + R0)/R0; wherein Rx ═ R01, R02, R03, or R04; determining which resistance to select based on the gate terminal AB; and R01, R02, R03 and R04 are each different; preferred R04-5-R03-25-R02-100-R01; r01-5 × R0. can conveniently achieve span and precision switching.
The temperature signal is amplified by the amplifying circuit with adjustable amplification factor, so that the flexibility is good, and the precision and the measuring range can be controlled.
Secondly, a monitoring system:
a gas stove safety monitoring method based on intelligent judgment dry burning prevention comprises the following steps:
step 1: preparing;
mounting the composite sensing module on the side part of a fire outlet on a cooking bench;
the composite sensing module comprises a plurality of infrared detection sensors and a plurality of ultrasonic sensors; the infrared detection sensor and the ultrasonic sensor point to the fire outlet of the gas stove and above the fire outlet;
step 2: detecting the temperature of the pot body;
the ultrasonic sensor is used for detecting whether the front part is blocked or not; the infrared detection sensor is used for detecting the temperature in front;
and step 3: and judging whether dry burning exists or not, if so, closing the air valve and giving an alarm.
Determination method 1: and (3) detecting the position of the obstacle (namely the bottom of the pot or the side wall of the pot), keeping the temperature within the preset temperature range of 140-180 ℃, and lasting for T time, wherein T is a set value and ranges from 15-60s, preferably 30s, namely half a minute, and determining that dry burning occurs. The other judgment method comprises the following steps: if the temperature suddenly rises above 40 degrees at the same location and stabilizes for at least T time, dry burning is indicated.
Detecting the temperature by adopting a fixed detection module in an up-down scanning mode; the fixed detection module comprises a support (61) and a plurality of horizontal detection units arranged on the support, wherein each horizontal detection unit comprises an infrared detection sensor and an ultrasonic sensor.
The temperature is detected in a rotating manner by adopting a rotary detection module.
And a standby detection module is adopted to detect the temperature in a rotating mode. Or the three modes are adopted at the same time to increase the reliability, and the three modes refer to detection by adopting a fixed detection module, a rotary detection module and a standby detection module.
The alarm is a scene acousto-optic alarm or an alarm through APP.
The scene is equipped with camera and wireless communication module, the long-range video monitoring of convenient to use person.
The gas stove safety monitoring method based on intelligent judgment dry burning prevention is adopted for real-time monitoring.
The monitoring site is provided with an MCU (microprocessor), and the microprocessor adopts a singlechip, a PLC or a DSP.
The plurality of sensors are arranged at different heights, or the sensors rotate along with the turntable, so that a proper detection point is found, and the intelligent and automatic detection device has intelligence and automation.
In the invention, the ultrasonic sensor and the infrared temperature measuring sensor in the same detection unit are arranged at one position, see fig. 2, or are arranged side by side from left to right or are arranged up and down.
Claims (8)
1. A gas stove safety monitoring method based on intelligent judgment dry burning prevention is characterized by comprising the following steps:
step 1: preparing;
mounting the composite sensing module on the side part of a fire outlet on a cooking bench;
the composite sensing module comprises a plurality of infrared detection sensors and a plurality of ultrasonic sensors; the infrared detection sensor and the ultrasonic sensor point to the fire outlet of the gas stove and above the fire outlet;
step 2: detecting the temperature of the pot body;
the ultrasonic sensor is used for detecting whether the front part is blocked or not; the infrared detection sensor is used for detecting the temperature in front;
and step 3: and judging whether dry burning exists or not, if so, closing the air valve and giving an alarm.
Determination method 1: and (3) detecting the position with the obstacle, determining that dry burning occurs when the temperature is within the preset temperature range of 140-180 ℃ and the time lasts for T.
2. The gas stove safety monitoring method based on intelligent judgment dry burning prevention according to claim 1, characterized in that a fixed detection module is adopted to detect temperature in an up-down scanning manner; the fixed detection module comprises a support (61) and a plurality of horizontal detection units arranged on the support, wherein each horizontal detection unit comprises an infrared detection sensor and an ultrasonic sensor.
3. The gas stove safety monitoring method based on intelligent judgment dry burning prevention according to claim 1, characterized in that a rotary type detection module is adopted to detect temperature in a rotary manner.
4. The gas stove safety monitoring method based on intelligent judgment dry burning prevention according to claim 1, characterized in that a standby detection module is adopted to detect temperature in a rotating manner.
5. The gas stove safety monitoring method based on intelligent judgment dry burning prevention according to claim 1, wherein the alarm is a field acousto-optic alarm or an APP alarm.
6. The gas stove safety monitoring method based on intelligent judgment dry burning prevention according to claim 1, characterized in that a camera and a wireless communication module are arranged on site, which is convenient for remote video monitoring of a user.
7. The gas stove safety monitoring method based on intelligent judgment dry burning prevention according to any one of claims 1-6, characterized in that a self-adaptive intelligent gas stove safety monitoring system is adopted for real-time monitoring.
8. The gas stove safety monitoring method based on intelligent judgment for dry burning prevention according to claim 7, wherein the monitoring site is provided with an MCU, and the microprocessor adopts a single chip microcomputer, a PLC or a DSP.
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| CN202011389922.8A CN112484090A (en) | 2020-12-02 | 2020-12-02 | Gas stove safety monitoring method based on intelligent judgment for dry burning prevention |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105758529A (en) * | 2016-05-05 | 2016-07-13 | 中南林业科技大学 | Safety monitoring device based on non-contact type temperature detection |
| CN105894713A (en) * | 2016-05-05 | 2016-08-24 | 中南林业科技大学 | Security monitoring method based on non-contact temperature detection |
| CN106765348A (en) * | 2017-03-24 | 2017-05-31 | 湖北中瑞天恒节能科技发展有限公司 | Energy-saving kitchen range and control ignition method with sensing control hotpot rack |
| CN109814464A (en) * | 2019-02-25 | 2019-05-28 | 高正昊 | A kind of family's gas-cooker dryouies monitor control system and control method with intelligent waterproof |
-
2020
- 2020-12-02 CN CN202011389922.8A patent/CN112484090A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105758529A (en) * | 2016-05-05 | 2016-07-13 | 中南林业科技大学 | Safety monitoring device based on non-contact type temperature detection |
| CN105894713A (en) * | 2016-05-05 | 2016-08-24 | 中南林业科技大学 | Security monitoring method based on non-contact temperature detection |
| CN106765348A (en) * | 2017-03-24 | 2017-05-31 | 湖北中瑞天恒节能科技发展有限公司 | Energy-saving kitchen range and control ignition method with sensing control hotpot rack |
| CN109814464A (en) * | 2019-02-25 | 2019-05-28 | 高正昊 | A kind of family's gas-cooker dryouies monitor control system and control method with intelligent waterproof |
Non-Patent Citations (1)
| Title |
|---|
| 刘庆余: "《生物启示录》", 30 April 1989 * |
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Application publication date: 20210312 |