CN108267994B - Full-automatic electronic controller based on odor and peculiar smell recognition - Google Patents
Full-automatic electronic controller based on odor and peculiar smell recognition Download PDFInfo
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- CN108267994B CN108267994B CN201810347916.2A CN201810347916A CN108267994B CN 108267994 B CN108267994 B CN 108267994B CN 201810347916 A CN201810347916 A CN 201810347916A CN 108267994 B CN108267994 B CN 108267994B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention provides a full-automatic electronic controller based on odor and peculiar smell identification, which comprises a gas sensor, a relay A, MCU, a relay B, an internal power supply module, an external power supply control module and terminal equipment, wherein an MCU (micro control unit) receives a detection signal of the gas sensor and then sends a signal for starting the terminal equipment to the external power supply control module; the relay A and the relay B are respectively used for controlling the start and stop of the gas sensor and the terminal equipment; after the duration of continuously receiving the detection signals reaches t 1, the MCU controls the relay A to cut off the power supply of the gas sensor; when the MCU records that the duration without input signals reaches t 2, the MCU executes a pause signal of the output terminal equipment; the complex steps of starting and stopping the terminal equipment frequently by the existing manual work are avoided, unnecessary energy waste is reduced, the use efficiency of the terminal equipment is improved, and the use safety of the whole equipment is enhanced.
Description
Technical Field
The invention relates to the technical field of electronic information, in particular to a full-automatic electronic controller based on odor and peculiar smell identification.
Background
The terminal equipment is turned on and off by people for a long time, or a timing switch device is adopted, so that the defects of resource and energy waste, lower operation safety of the whole equipment, low equipment use efficiency, short equipment use period and the like exist, and the most proper and reasonable basis for the terminal equipment to be turned on or off is whether odor and peculiar smell exist or not, so that automatic control is realized. The development of electronic circuit technology and gas-sensitive material technology provides a technical basis for an automatic controller for identifying odor and peculiar smell.
Disclosure of Invention
The invention provides a full-automatic electronic controller based on odor and peculiar smell identification, which solves the problems of complicated steps of starting and stopping terminal equipment manually frequently, serious energy waste, low use efficiency of the terminal equipment and poor use safety of the whole equipment in the prior art.
The technical scheme of the invention is realized as follows:
The full-automatic electronic controller based on odor and peculiar smell identification comprises an air-sensitive sensor, a relay A, MCU, a relay B, an internal power supply module, an external power supply control module and terminal equipment, and is characterized in that the internal power supply module is electrically connected with an analog-to-digital converter, an MCU, a relay A, a relay B and the external power supply control module respectively; the internal power supply module is electrically connected with the gas sensor through a relay A; the detection signal of the gas sensor is transmitted to the MCU through the analog-to-digital converter; the MCU receives the detection signal of the gas sensor and then sends a signal for starting the terminal equipment to the external power supply control module; the starting terminal equipment signal is used for controlling the relay B to be closed to be connected with an external power line; the relay A and the relay B are respectively used for controlling the start and stop of the gas sensor and the terminal equipment; after the duration of continuously receiving the detection signals reaches t 1, the MCU controls the relay A to cut off the power supply of the gas sensor; and when the MCU records that the duration without input signals reaches t 2, the MCU executes the pause signal of the output terminal equipment.
Further, the gas sensor is electrically connected with the sensor work indicator lamp and the sensor power indicator lamp respectively; the internal power supply module is electrically connected with the internal power supply module indicator lamp; the external power supply control module is electrically connected with the external power supply control module indicator lamp.
Further, the MCU records the action times n 1 and n 2 of the relay A and the relay B respectively; when the MCU records that n 1 is more than 3 or n 2 is more than 3, the MCU controls the buzzer to send out an alarm signal.
Further, when the MCU records that t 1 is more than or equal to 4 hours, the MCU controls the relay A to cut off the power supply of the gas sensor.
Further, when the MCU records that t 2 is more than or equal to 10min, the MCU sends a terminal equipment stop operation signal to the external power supply control module.
Further, after receiving the detection signal of the gas sensor, the MCU analyzes and processes the detection signal and displays the detection signal on the red nixie tube; the red nixie tube is used for displaying the concentration of odor and peculiar smell.
Further, the terminal equipment is an exhaust fan, a combustion treatment device, a chemical treatment device or a biological treatment device.
The using method of the full-automatic electronic controller based on odor and peculiar smell identification comprises the steps that when an air-sensitive sensor normally operates, odor and peculiar smell concentration parameter information detected by the air-sensitive sensor is converted into a digital signal through an analog-to-digital converter and then transmitted to an MCU, the MCU processes the odor and peculiar smell concentration parameter information and then displays the processed odor and peculiar smell concentration parameter information on a red nixie tube, meanwhile, the MCU controls a corresponding external power supply control module to start, the external power supply control module indicates that a lamp is on, the external power supply control module controls a relay B to be closed, an external power supply circuit is connected, and terminal equipment starts; after the MCU receives the continuous output signal of the analog-to-digital converter for more than 4 hours, the MCU controls the relay A to cut off the power supply of the gas sensor, so as to forcibly pause the operation of the gas sensor, and the sensor work indicator lamp and the sensor power indicator lamp are turned off; when the MCU does not input a detection signal, the MCU records the input time length of the detection signal, the input time length of the detection signal is within 10 minutes, and the MCU does not send a terminal device stop operation signal to an external power supply control module; after the duration of no detection signal input exceeds 10 minutes, the MCU sends a signal for stopping the operation of the terminal equipment to the external power supply control module, the external power supply control module controls the relay B to be disconnected after receiving the signal, the external power supply is interrupted, the terminal equipment stops operating, and meanwhile, the external power supply control module indicates that the lamp is turned off; and during the operation of the whole electronic intelligent controller for 24 hours, the MCU records the times of cutting off the power supply of the relay A or the times of stopping the operation of the terminal equipment for more than 3 times, and controls the buzzer to start to send out an alarm signal.
The beneficial effects of the invention are as follows: the gas sensor detects odor and peculiar smell in the environment to be used as a signal source for starting the terminal equipment, so that tedious steps of manually starting or cutting off the terminal equipment are avoided, the use efficiency of the terminal equipment is improved, unnecessary energy waste is reduced, a certain protection effect is provided for the gas sensor, the service cycle of the gas sensor is improved, the failure rate of the terminal equipment is reduced, and the safety of the whole device is improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a diagram of an internal plane structure of a full-automatic electronic controller based on odor and peculiar smell identification.
Fig. 2 is a circuit block diagram of the full-automatic electronic controller shown in fig. 1 based on odor and peculiar smell recognition.
The reference numerals in the drawings are: the intelligent control system comprises a gas sensor 1, a sensor work indicator lamp 2, a sensor power indicator lamp 3, a red nixie tube 4, a relay A5, a buzzer 6, an analog-to-digital converter 7, an MCU 8, an internal power module 9, an internal power module indicator lamp 10, an external power control module indicator lamp 11, a relay B12, an external power control module 13, an external power line interface 14 and a terminal device 15.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-2, an electronic intelligent controller based on odor and peculiar smell identification comprises a gas sensor 1, a sensor work indicator lamp 2, a sensor power indicator lamp 3, a red nixie tube 4, a relay A5, a buzzer 6, an analog-to-digital converter 7, an mcu8, an internal power supply module 9, an internal power supply module indicator lamp 10, an external power supply control module indicator lamp 11, a relay B12, an external power supply control module 13, an external power supply line interface 14 and a terminal device 15; the gas sensor 1 is respectively and electrically connected with the sensor work indicator lamp 2 and the sensor power indicator lamp 3; the internal power supply module 9 is electrically connected with the internal power supply module indicator lamp 10; the external power supply control module 13 is electrically connected with the external power supply control module indicator lamp 11; the gas sensor 1 is electrically connected with the analog-to-digital converter 7; the red nixie tube 4 is used for displaying the concentration of odor and peculiar smell; the relay B12 is used for controlling the start and stop of the terminal equipment 15; the relay A5 is used for controlling the start and stop of the gas sensor 1; when the electronic intelligent controller normally operates, the internal power supply module indicator lamp 10 is normally on, and the gas sensor 1 is electrically connected with the sensor work indicator lamp 2 and the sensor power supply indicator lamp 3 respectively.
The application method comprises the following steps: when the gas sensor 1 operates normally, the sensor work indicator lamp 2 and the sensor power indicator lamp 3 are on, the odor and peculiar smell concentration parameter information detected when the gas sensor 1 operates is converted into a digital signal through the analog-to-digital converter 7 and then transmitted to the MCU8, the MCU8 processes the odor and peculiar smell concentration parameter information and then displays the processed odor and peculiar smell concentration parameter information on the red nixie tube 4, meanwhile, the MCU8 controls the corresponding external power control module 13 to start, the external power control module indicator lamp 11 is on, the external power control module 13 controls the relay B12 to be closed, the external power circuit is on, and the terminal equipment 15 starts; after the MCU8 receives the continuous output signal of the analog-to-digital converter 7 for more than 4 hours, the MCU8 controls the relay A5 to cut off the power supply of the gas sensor 1, so as to forcibly pause the operation of the gas sensor 1, and the sensor work indicator lamp 2 and the sensor power indicator lamp 3 are turned off; when the MCU8 does not input a detection signal, the MCU8 records the input time length of the detection signal, the input time length of the detection signal is within the range of 10 minutes, and the MCU8 does not send a stop operation signal of the terminal equipment 15 to the external power supply control module 13; after the duration of no detection signal input exceeds 10 minutes, MCU8 sends a signal for stopping the operation of terminal equipment 15 to external power supply control module 13, external power supply control module 13 receives the signal and then controls relay B12 to be disconnected, external power supply is interrupted, terminal equipment 15 stops operating, and external power supply control module indicates lamp 11 to be extinguished; during the operation of the whole electronic intelligent controller for 24 hours, when the frequency of cutting off the power supply of the relay A5 or the frequency of stopping the operation of the terminal equipment 15 exceeds 3 times, the MCU8 controls the buzzer 6 to start and sends out an alarm signal, and the terminal equipment 15 can be an exhaust fan, combustion treatment equipment, chemical treatment equipment or biological treatment equipment.
The gas sensor 1 detects odor and peculiar smell in the environment to be used as a signal source for starting the terminal equipment 15, so that tedious steps of manually starting the terminal equipment 15 are avoided, the use efficiency of the terminal equipment 15 is improved, unnecessary energy waste is further reduced, the MCU8 records the continuous output signal duration of the analog-to-digital converter 7 in the operation process of the full-automatic electronic controller, the continuous output duration exceeds 4 hours, the MCU8 controls the relay A5 to cut off the power supply of the gas sensor 1, a certain protection effect is achieved on the gas sensor 1, the service cycle of the gas sensor 1 is improved, the MCU8 does not output a stop operation signal of the terminal equipment 15 within 10 minutes without an input signal, the MCU8 outputs a stop operation signal of the terminal equipment 15 after 10 minutes without the input signal, frequent starting of the terminal equipment 15 is avoided to a certain extent, the fault rate of the terminal equipment 15 is reduced, the MCU8 monitors the relay A5 or the relay B12 to be more than 3 times in 24 hours of operation of the electronic intelligent controller, the buzzer 6 gives an alarm, and the safety of the whole device is improved.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (7)
1. The full-automatic electronic controller based on odor and peculiar smell identification comprises a gas sensor (1), a relay A (5), an MCU (micro control unit) (8), a relay B (12), an internal power supply module (9), an external power supply control module (13) and a terminal device (15), and is characterized in that the internal power supply module (9) is electrically connected with an analog-to-digital converter (7), the MCU (8), the relay A (5), the relay B (12) and the external power supply control module (13) respectively; the internal power supply module (9) is electrically connected with the gas sensor (1) through the relay A (5); the detection signal of the gas sensor (1) is transmitted to the MCU (8) through the analog-to-digital converter (7); the MCU (8) receives the detection signal of the gas sensor (1) and then sends a signal for starting the terminal equipment (15) to the external power supply control module (13); the starting terminal equipment signal is used for controlling the relay B (12) to be closed and connected with an external power line; the relay A (5) and the relay B (12) are respectively used for controlling the start and stop of the gas sensor (1) and the terminal equipment (15); after the duration of continuously receiving the detection signal reaches t 1, the MCU (8) controls the relay A (5) to cut off the power supply of the gas sensor (1); when the MCU (8) records that the duration without input signals reaches t 2, the MCU (8) executes a pause signal of the output terminal equipment (15);
the using method of the full-automatic electronic controller comprises the following steps: when the gas sensor (1) operates normally, odor concentration parameter information detected by the gas sensor (1) is converted into a digital signal through the analog-to-digital converter (7) and then transmitted to the MCU (8), the MCU (8) processes the odor concentration parameter information and then displays the processed odor concentration parameter information on the red nixie tube (4), meanwhile, the MCU (8) controls the corresponding external power supply control module (13) to start, the external power supply control module indicator lamp (11) is on, the external power supply control module (13) controls the relay B (12) to be closed, an external power supply circuit is on, the terminal equipment (15) is started, the MCU (8) receives the continuous output signal of the analog-to-digital converter (7), the MCU (8) controls the relay A (5) to cut off the power supply of the gas sensor (1), the sensor operation indicator lamp (2) and the sensor power supply indicator lamp (3) are forced to be extinguished, when the MCU (8) does not detect signal input, the MCU (8) records no detection signal input, the no detection signal input is within 10 minutes, and the duration of the MCU (8) does not send the signal to the terminal equipment (13) to the outside after the continuous output signal is controlled to the MCU (13); after the duration of no detection signal input exceeds 10 minutes, the MCU (8) sends a signal for stopping the operation of the terminal equipment (15) to the external power supply control module (13), after the external power supply control module (13) receives the signal, the control relay B (12) is disconnected, the external power supply is interrupted, the terminal equipment (15) stops operating, meanwhile, the external power supply control module indicates that the lamp (11) is extinguished, during the operation of the whole electronic intelligent controller for 24 hours, the MCU (8) records the times of the execution of the power-off of the relay A (5) or the times of the stop operation of the terminal equipment (15) exceeds 3 times, and the MCU (8) controls the buzzer (6) to start and sends an alarm signal.
2. The full-automatic electronic controller based on odor and peculiar smell identification according to claim 1, wherein the gas sensor (1) is electrically connected with a sensor work indicator lamp (2) and a sensor power indicator lamp (3) respectively; the internal power supply module (9) is electrically connected with the internal power supply module indicator lamp (10); the external power supply control module (13) is electrically connected with the external power supply control module indicator lamp (11).
3. The full-automatic electronic controller based on odor and peculiar smell recognition according to claim 1, wherein the MCU (8) records the action times n 1 and n 2 of the relay A (5) and the relay B (12) respectively; when the MCU (8) records that n 1 is more than 3 or n 2 is more than 3, the MCU (8) controls the buzzer (6) to send out an alarm signal.
4. The full-automatic electronic controller based on odor and peculiar smell identification according to claim 1, wherein when the MCU (8) records t 1 is more than or equal to 4 hours, the MCU (8) controls the relay A (5) to cut off the power supply of the gas sensor.
5. The full-automatic electronic controller based on odor and peculiar smell identification according to claim 1, wherein when the MCU (8) records t 2 is more than or equal to 10min, the MCU (8) sends a stop operation signal of the terminal equipment (15) to the external power supply control module (13).
6. The full-automatic electronic controller based on odor and peculiar smell recognition according to claim 1, wherein after the MCU (8) receives the detection signal of the gas sensor (1), the MCU (8) analyzes and processes the detection signal and displays the detection signal on the red nixie tube (4); the red nixie tube (4) is used for displaying the concentration of odor and peculiar smell.
7. A fully automatic electronic controller based on malodor and peculiar smell recognition according to claim 1, characterized in that the terminal device (15) is an exhaust fan, a combustion treatment device, a chemical treatment device or a biological treatment device.
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