CN112925189A - Household safety intelligent detection clock - Google Patents
Household safety intelligent detection clock Download PDFInfo
- Publication number
- CN112925189A CN112925189A CN202110158725.3A CN202110158725A CN112925189A CN 112925189 A CN112925189 A CN 112925189A CN 202110158725 A CN202110158725 A CN 202110158725A CN 112925189 A CN112925189 A CN 112925189A
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- signal
- chip microcomputer
- single chip
- time display
- clock
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- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B47/00—Time-pieces combined with other articles which do not interfere with the running or the time-keeping of the time-piece
- G04B47/06—Time-pieces combined with other articles which do not interfere with the running or the time-keeping of the time-piece with attached measuring instruments, e.g. pedometer, barometer, thermometer or compass
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G21/00—Input or output devices integrated in time-pieces
- G04G21/02—Detectors of external physical values, e.g. temperature
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
Abstract
The invention discloses an intelligent detection clock for household safety, and belongs to the technical field of intelligent home furnishing. Comprises a time display device and an alarm clock closing device. The alarm clock closing device is arranged on the ground beside a bed and comprises a single chip microcomputer system, a signal transmitter, a carpet type pressure sensor and a temperature sensor; the carpet type pressure sensor and the temperature sensor collect a human body getting-up signal and transmit the signal to the signal receiver through the signal transmitter, the signal receiver receives the human body getting-up signal and then transmits the signal to the single chip microcomputer system of the alarm clock closing device, and the single chip microcomputer system of the alarm clock closing device receives the human body getting-up signal and then controls the working state of the music player. The problem of traditional clock function singleness is solved to possess family's conflagration and natural gas leakage safety monitoring's intelligent house function.
Description
Technical Field
The invention relates to the technical field of household intelligent home, in particular to a household safety intelligent detection clock.
Background
The clock is as the traditional instrument of human timing, there is the important position in daily life, and traditional clock (alarm clock) function singleness, and the alarm clock is closed the button and is set up at the alarm clock shell, thereby make those not yet clear-headed people also can be easily closed the alarm clock in sleeping in the dreams, then continue to sleep, cause the waste of time, along with the continuous development of intelligent home technology, the function of various home equipment is also constantly abundant and diversified, and the clock that the tradition only had timing and alarm clock function is poor because its function singleness and intelligent security home equipment interactive performance, be unfavorable for the deepening and the promotion of intelligent house.
Disclosure of Invention
The invention aims to provide a household safety intelligent detection clock, which solves the problem of single function of the traditional clock and has an intelligent household function for monitoring household fire and natural gas leakage safety.
The technical scheme adopted by the invention is as follows:
a household safety intelligent detection clock comprises a time display device and an alarm clock closing device, wherein the host time display device adopts a wall-mounted clock, the time display device comprises a single chip microcomputer system, a signal receiver, a time display unit and a music player, and the alarm clock closing device comprises a single chip microcomputer system, a signal transmitter, a carpet type pressure sensor and a temperature sensor;
the carpet type pressure sensor and the temperature sensor collect a human body getting-up signal and transmit the human body getting-up signal to the signal receiver through the signal transmitter, the signal receiver receives the human body getting-up signal and then transmits the human body getting-up signal to the single chip microcomputer system of the alarm clock closing device, and the single chip microcomputer system of the alarm clock closing device receives the human body getting-up signal and then controls the working state of the music player.
The time display device is externally connected with a wired power supply for supplying power, and the alarm clock closing device adopts a rechargeable battery for supplying power.
The time display device also comprises a natural gas leakage detection unit, wherein the natural gas leakage detection unit comprises a positioning module, a CO gas detection sensor and an audible and visual alarm unit.
The time display device further comprises a fire monitoring unit, and the fire monitoring unit comprises a smoke sensor and a temperature sensor.
The intelligent clock comprises three functional modes of an unsafe situation occurrence state, a natural gas leakage state and a fire occurrence state.
The non-dangerous situation occurrence state function mode comprises the following steps:
s11, electrifying the system, initializing each function module, entering the stable working state, outputting stable level signals by the smoke sensor and the CO detection sensor;
s12, setting the current time and the alarm time to make the time system work normally, and the CO gas detection sensor collects the CO concentration value of the current environment normally;
s13: the sound and light alarm unit is triggered, the pressure sensor of the alarm clock closing device detects the value of the pressure of a human body and outputs a pressure signal to the single chip microcomputer system of the alarm clock closing device, then the single chip microcomputer system of the alarm clock closing device sends the signal to the single chip microcomputer system of the time display device through the signal transmitter, and after the single chip microcomputer system of the time display device receives the signal, the level of the music player is lowered, and the music player is closed.
The natural gas leakage state functional mode comprises the following steps:
s21, when the CO gas detection sensor monitors the CO concentration value, the concentration value is sent to the single chip microcomputer system of the time display device through a serial port, if the concentration value is larger than the normal CO concentration value, the single chip microcomputer system of the time display device outputs high level to the sound and light alarm unit, and the sound and light alarm unit gives an alarm;
and S22, acquiring current position information by the singlechip system of the time display device through the positioning module, and sending the current position information to the mobile phone end through the 4G module to remind a user of natural gas leakage.
The no-risk occurrence state comprises the following steps:
s31: after a fire occurs, a large amount of dust and smoke are generated. When the smoke sensor monitors the smoke concentration, the smoke concentration value is sent to the single chip microcomputer system of the time display device through the serial port, if the smoke concentration value is larger than a preset normal value, the single chip microcomputer system of the time display device outputs a high-level signal to the sound and light alarm unit, and the sound and light alarm unit gives an alarm.
S32: the single chip microcomputer system of the time display device acquires current position information through the positioning module, and sends the current position information and the dangerous case to the mobile phone end through the 4G module to remind a user of the occurrence of a fire disaster.
The invention has the beneficial effects that:
1. compared with the traditional clock, the household safety intelligent detection clock disclosed by the invention avoids the phenomenon that the time is wasted because people who are not awake yet in sleep easily turn off the alarm clock and then go on sleeping, and can effectively wake up the sleeping people.
2. The household safety intelligent detection clock can effectively detect the concentration of CO in a house and alarm fire danger, has the functions of detection and prevention, effectively guarantees personal safety and household safety, and greatly improves the household intelligentization degree.
Drawings
FIG. 1 is a system framework diagram of the present invention;
FIG. 2 is a schematic view of a natural gas leak detection unit of the present invention;
FIG. 3 is a schematic view of a fire detection unit of the present invention;
FIG. 4 is a schematic view of the operation of the time display device of the present invention;
fig. 5 is a schematic diagram of the working process of the alarm clock turn-off device of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Example 1
As shown in fig. 1, a family safety intellectual detection system clock, including time display device and alarm clock closing means, host computer time display device is for adopting wall-hanging clock, time display device includes single chip microcomputer system, signal receiver, time display unit and audio player, alarm clock closing means includes single chip microcomputer system, signal transmitter, carpet formula pressure sensor and temperature sensor gather human body signal of getting up and transmit to signal receiver through signal transmitter, signal receiver transmits to alarm clock closing means's single chip microcomputer system after receiving human body signal of getting up, alarm clock closing means's single chip microcomputer system receives human body signal of getting up and controls audio player's operating condition afterwards.
The signal receiver and the signal transmitter of the time display device and the alarm clock closing device select the nRF52832 Bluetooth module, and the nRF52832 belongs to a Bluetooth Low Energy (BLE) radio frequency module and is widely applied to the field of short-distance wireless communication. The device has the characteristics of low power consumption, small size, long transmission distance, strong anti-interference capability, stable performance and the like. Compared with the traditional Bluetooth module, the nRF52832 Bluetooth module has the advantage that the energy consumption of the traditional Bluetooth module is greatly lower in the equivalent transmission effect.
nRF52832 bluetooth module is shown in the following figures: the Bluetooth module is connected with the outside through six pins, wherein TXD and TTL serial port data output TX; RXD and TTL serial port data are input into RX; the BS and the LED are output in a matching state, a high level is output when the matching is successful, and a low level is output when the matching is failed; the state switching pin of the BS KEY module is connected with the STM32 controller, and VCC3.3 power input +3.3V and GND ground signals. The alarm clock shutdown device bluetooth module is also the same as the host computer in arrangement, and the pins are respectively connected to the MSP430 controller and the power supply.
The alarm clock closing device is placed on the ground beside a bed, and the external power supply cannot be connected at any time, so that the system power consumption of the alarm clock closing device needs to be reduced as much as possible, and the cruising ability is prolonged. The alarm clock shut-off device therefore employs an MSP430 as a controller, the MSP430 microcontroller providing a variety of 16-bit MCUs with ultra-low power consumption and integrated analog and digital peripherals, suitable for sensing and measurement applications. The alarm clock closing device is in a standby state most of the time in a working scene, and adopts a battery for power supply, so that the overall power consumption of the system is reduced as much as possible while the function is ensured. Therefore, the MSP430 single chip microcomputer is used as a main controller, the MSP430 single chip microcomputer is a controller with strong processing capacity, high operation speed and rich resources, and mainly has the characteristic of ultralow power consumption, and the power supply voltage adopts 1.8-3.6V voltage. Therefore, when the chip runs under the clock condition of 1MHz, the current of the chip can be about 165 muA at the lowest, and the lowest power consumption in the RAM holding mode is only 0.1 muA.
The single chip microcomputer system of the time display device adopts STM32F103 as a main controller of the whole system, the STM32F103 is a microcontroller with high performance, low power consumption and low cost, belongs to a 32-bit high-performance ARMCortex-M3 processor, and is provided with a large number of external IO ports, a plurality of timers and a communication interface. The host part uses an STM32 microcontroller, and a Real Time Clock (RTC) of the STM32 is an independent timer and can provide the function of a clock calendar under the corresponding software configuration. STM32 external connection bluetooth receiving module and LED display module, LED display module is promptly as time display element. And the STM32 is used for self-contained clock function, and the data of the current time, the date and the like are sent to the LED display screen through the serial port. After the alarm clock is set, when the current time value is the same as the preset alarm clock value, the buzzer is set to be at a high level through the I/O serial port, the buzzer rings, and the buzzer plays the roles of alarming and warning as a music player. The LED display module uses 8 x 2 of 2.52 pin rows for external connection, for a total of 16 pins, and in 16 lines we use 15, one spare. Of the 15 lines, the power and ground lines occupy 2, and 13 signal lines remain. CS is an OLED chip selection signal, WR writes data into the OLED, RD reads data from the OLED, D0-D7 are 8-bit bidirectional data lines, RST is an OLED reset signal, and DC is a command/data mark setting bit. And the IO serial ports of the STM32 are respectively accessed.
When pressure sensor gathers certain pressure value to temperature sensor gathers certain temperature value, can think that the people has got up, sends the bluetooth module of signal transmission for the host computer through bluetooth module. After the bluetooth module of host computer received the signal, the host computer pulled the buzzer level low, and the buzzer stops the ringing, accomplished the task of waking up.
Example 2
Based on the intelligent clock for home safety monitoring of embodiment 2, the time display device further includes a natural gas leakage detection unit as shown in fig. 2, and the natural gas leakage detection unit includes a positioning module, a CO gas detection sensor, an audible and visual alarm unit, and a 4G module. The external carbon monoxide of IO mouth through STM32 singlechip detects the sensor, and when the sensor detected the carbon monoxide concentration value of certain concentration, pass back the concentration data through the IO serial ports with data for STM32 singlechip, the STM32 singlechip is judged the concentration value of carbon monoxide, after reaching the preset limit value, judges that carbon monoxide concentration exceeds standard, and drive bee calling organ carries out audible and visual alarm. And then acquiring data of current satellite positioning, and sending current position information and carbon monoxide concentration overhigh information to a mobile phone end through a 4G module.
The natural gas leakage monitoring unit adopts an MQ-2 smoke sensor as a signal acquisition module of the CO gas detection sensor. MQ-2 is a multi-purpose, multi-gas detection sensor, has wide application scenes in families and industry, is suitable for the detection of liquefied gas, benzene, alkane, alcohol, hydrogen, smoke and the like, belongs to a resistance type element, and when the sensor detects gas, the internal resistance value changes and outputs a changed voltage value through a pin 6. The analog value of the voltage signal is converted into output quantity through the conversion of the A/D module, and the output quantity is sent to the STM32 main controller through pins 1, 5, 6 and 7 of the A/D module.
The positioning module adopts an AKT-S1216 positioning module, can perform GPS + Beidou dual-mode positioning, is high in positioning accuracy, high in position updating speed and low in cold start time, can be connected with an active antenna, is often weaker in GPS signal under the indoor use condition, and can greatly enhance the satellite positioning signal intensity of the GPS positioning module during indoor use and increase the positioning accuracy through the connection of the active antenna. The positioning module adopts an AKT-S1216 positioning module, the AKT-S1216 positioning module is connected with the outside through 5 pins, and the VCC is externally connected with a 3.3V-5V power supply; GND external ground signal; the GPS TXD is a module serial port data sending pin and can be connected with a pin of the single chip microcomputer RXD; the GPS RXD is a module serial port data receiving pin and can be connected with a TXD pin of the singlechip; GPSPPS is a clock output pin.
The alarm signal sending mobile phone is realized through a 4G module, the 4G module adopts an SIM900A module, and the SIM900A module works at 900/1800MHZ, so that the transmission of voice and SMS (short message service, multimedia message service) data information can be realized with low power consumption.
Example 3
Based on the intelligent clock for home security monitoring of embodiment 2, the time display device further includes a fire monitoring unit as shown in fig. 3, the fire monitoring unit includes a smoke sensor and a temperature sensor, and since the application scene of the whole system is indoor, little or no flame radiation is generated, and the fire smoke sensor is selected, the MQ-2 smoke sensor also satisfies the current use scene. Through the IO serial ports of STM32 singlechip, external fire smoke detects sensor module, when the sensor detected the smog of certain concentration, passes data back for the singlechip through the serial ports, and the singlechip judges the concentration value. If the concentration value is higher than the preset value, the fire is judged, the buzzer is triggered to perform sound-light alarm, then the current satellite positioning information is obtained, and the satellite positioning data is sent to the mobile phone terminal through the 4G module.
Example 4
Based on the smart clock for home security monitoring of embodiments 1 to 3, the operation modes of the time display device and the alarm clock closing device of the smart clock as shown in fig. 4 and 5 include three functional modes of an unsafe situation occurrence state, a natural gas leakage state and a fire occurrence state.
The non-dangerous situation occurrence state function mode comprises the following steps:
s11, the whole system is powered on, so that each functional module is as follows: an STM32 controller, an MSP430 controller, a temperature sensor, a smoke detection sensor, a CO gas detection sensor, a Bluetooth module, a GPS satellite positioning module, a pressure sensor and the like are initialized, the system enters a stable working state, and the smoke sensor and the CO gas detection sensor can output stable level signals;
s12, setting the current time and the alarm time for the time display unit to make the time system work normally, and the CO gas detection sensor collects the CO concentration value of the current environment normally;
s13: the alarm is sounded, detects the pressure value when alarm closing device's pressure sensor, to MSP430 controller output pressure signal, then MSP430 sends the signal to STM32 controller through the bluetooth, and after the signal was received to the STM32 controller, the front cover ware level was drawn low, closed bee calling organ.
The natural gas leakage state functional mode comprises the following steps:
s21, when natural gas contains high-concentration CO, and after natural gas leaks, a large amount of high-concentration CO poisons the CO, when a CO concentration value is monitored by a CO monitoring sensor, the concentration value is sent to an STM32 controller through a serial port, and if the concentration value is larger than a normal CO concentration value, the STM32 controller outputs a high level to a buzzer to enable the buzzer to alarm;
and S22, acquiring current position information by the STM32 controller through the GPS module, and sending the current position information to the mobile phone end through the 4G module to remind a user of natural gas leakage.
The no-risk occurrence state comprises the following steps:
s31: after a fire occurs, a large amount of dust and smoke are generated. When the smoke sensor monitors the smoke concentration, the smoke concentration value is sent to the STM32 controller through the serial port, and if the smoke concentration value is larger than a preset normal value, the STM32 controller outputs a high-level signal to the buzzer.
S32: the STM32 controller acquires current position information through the GPS module, and sends the current position information and dangerous case to the mobile phone end through the 4G module to remind the user of fire danger.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be made by those skilled in the art without inventive work within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (8)
1. The utility model provides a family security intellectual detection system clock which characterized in that: the alarm clock comprises a time display device and an alarm clock closing device, wherein the time display device adopts a wall-mounted clock, the time display device comprises a single chip microcomputer system, a signal receiver, a time display unit and a music player, and the alarm clock closing device is arranged on the ground beside a bed and comprises the single chip microcomputer system, a signal transmitter, a carpet type pressure sensor and a temperature sensor;
the carpet type pressure sensor and the temperature sensor collect a human body getting-up signal and transmit the human body getting-up signal to the signal receiver through the signal transmitter, the signal receiver receives the human body getting-up signal and then transmits the human body getting-up signal to the single chip microcomputer system of the alarm clock closing device, and the single chip microcomputer system of the alarm clock closing device receives the human body getting-up signal and then controls the working state of the music player.
2. The intelligent home security detection clock as claimed in claim 1, wherein: the time display device is externally connected with a wired power supply for supplying power, and the alarm clock closing device adopts a rechargeable battery for supplying power.
3. The intelligent home security detection clock as claimed in claim 2, wherein: the time display device further comprises a fire monitoring unit, and the fire monitoring unit comprises a smoke sensor and a temperature sensor.
4. The intelligent home security detection clock as claimed in claim 1, wherein: the time display device further comprises a natural gas leakage detection unit, and the natural gas leakage detection unit comprises a positioning module, a CO gas detection sensor, an audible and visual alarm unit and a 4G module.
5. The intelligent home security detection clock as claimed in claim 1, wherein: the intelligent clock comprises three functional modes of an emergency state, a natural gas leakage state and a fire disaster state.
6. The intelligent home security detection clock as claimed in claim 5, wherein: the non-dangerous situation occurrence state function mode comprises the following steps:
s11, electrifying the system, initializing each functional module, making the system enter a stable working state, and outputting stable level signals by the smoke sensor and the CO detection sensor;
s12, setting the current time and the alarm time to make the time system work normally, and the CO gas detection sensor collects the CO concentration value of the current environment normally;
s13: the sound and light alarm unit is triggered, the carpet type pressure sensor of the alarm clock closing device detects the value of the human body pressure, a pressure signal is output to the single chip microcomputer system of the alarm clock closing device, then the single chip microcomputer system of the alarm clock closing device sends the signal to the single chip microcomputer system of the time display device through the signal transmitter, and after the single chip microcomputer system of the time display device receives the signal, the level of the music player is lowered, and the music player is closed.
7. The intelligent home security detection clock as claimed in claim 5, wherein: the natural gas leakage state functional mode comprises the following steps:
s21, when the CO gas detection sensor monitors the CO concentration value, the concentration value is sent to the single chip microcomputer system of the time display device through a serial port, if the concentration value is larger than the normal CO concentration value, the single chip microcomputer system of the time display device outputs high level to the sound and light alarm unit, and the sound and light alarm unit gives an alarm;
and S22, acquiring current position information by the singlechip system of the time display device through the positioning module, and sending the current position information to the mobile phone end through the 4G module to remind a user of natural gas leakage.
8. The intelligent home security detection clock as claimed in claim 5, wherein: the no-risk occurrence state comprises the following steps:
s31: after a fire occurs, a large amount of dust and smoke are generated. When the smoke sensor monitors the smoke concentration, the smoke concentration value is sent to the single chip microcomputer system of the time display device through the serial port, if the smoke concentration value is larger than a preset normal value, the single chip microcomputer system of the time display device outputs a high-level signal to the sound and light alarm unit, and the sound and light alarm unit gives an alarm;
s32: the single chip microcomputer system of the time display device acquires current position information through the positioning module, and sends the current position information and the dangerous case to the mobile phone end through the 4G module to remind a user of the occurrence of a fire disaster.
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| CN202110158725.3A CN112925189A (en) | 2021-02-04 | 2021-02-04 | Household safety intelligent detection clock |
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