WO2017035928A1

WO2017035928A1 - Intelligent alarm system and method

Info

Publication number: WO2017035928A1
Application number: PCT/CN2015/092195
Authority: WO
Inventors: 张曙光; 陈�胜; 高文杰
Original assignee: 广东奥迪威传感科技股份有限公司
Priority date: 2015-08-28
Filing date: 2015-10-19
Publication date: 2017-03-09
Also published as: CN105096545B; CN105096545A

Abstract

The present invention provides an intelligent alarm system and method. The system comprises: a sensor module, comprising multiple types of sensors and multiple wireless data emission modules respectively connected to the sensors; a data processing module, receiving data information emitted by the wireless data emission modules and, when the data information is alarm information, sending a corresponding control instruction to an alarm module according to the alarm information, wherein the control instruction comprising an indication signs ID and one or more from a single-frequency signal, a pulse signal and frequency sweep signal; and the alarm module, connected to the data processing module by means of a wireless mode, and receiving the control instructions of the data processing module and emitting different alarm sound according to the different control instruction, the control instruction comprising emitting long sound in case of the single-frequency signal, the control instruction comprise emitting interruption sound in case of the pulse signal and the control instruction comprising emitting frequency variable sound in case of the frequency sweep signal. In the present invention, wiring is unnecessary, deployment is simple, the expandability is good, and alarm information can be identified by means of the alarm sound.

Description

Intelligent alarm system and method

Technical field

The present invention relates to the field of alarm device design, and more particularly to an intelligent alarm system and method.

Background technique

With the development of society, the scope of family safety is also becoming wider and wider. The anti-theft, fire prevention, and natural gas leakage prevention are all monitored. Everyone goes to work during the day, and the family is unguarded. Once caught on fire, the discovery and treatment are very delayed. The loss is great, and the theft is also the case. It can only be known after waiting for a long time. Similar problems exist in warehouses, construction sites, etc. For example, when nighttime warehouses and construction sites are not available, timely detection of fire, theft and other dangers and timely alarms can minimize losses.

At present, the traditional intelligent alarm system is set up in a wired manner, and the communication lines are pre-arranged to the planned points, and the communication network is formed according to the corresponding networking rules. This type of construction has troubles in wiring, complicated deployment, and poor scalability. It is not conducive to system network reconstruction and other shortcomings, and the buzzer in the intelligent alarm system has only one kind of alarm sound, and the type of alarm information cannot be judged from the sound. For example, it cannot distinguish whether the natural gas is leaked or stolen from the alarm sound.

Summary of the invention

The present invention has been made in view of the above problems. It is an object of the present invention to provide an intelligent alarm system that allows a user to know the type of danger that occurs based on different alarm signals, such as different alarm sounds.

Another object of the present invention is to provide an intelligent alarm system including a plurality of sensors that can easily add new sensors.

Another object of the present invention is to provide an intelligent alarm system that is capable of self-testing periodically and to find out if each sensor is functioning properly.

Another object of the present invention is to provide an intelligent alarm method that enables a user to obtain an alarm signal in time through a terminal device, such as a mobile phone, and to know the type of danger.

According to an aspect of the present invention, an intelligent alarm system includes: a sensor module including a plurality of types of sensors and a plurality of wireless data transmitting modules respectively connected to each of the sensors, and the wireless data transmitting module converts the data information sensed by the sensors Transmitting the carrier signal with the identifier ID; the data processing module is connected to the wireless data transmitting module by wireless, receiving the carrier signal with the identifier ID transmitted by the wireless data transmitting module, and parsing the identifier ID and the data information. When the data information is alarm information, different control commands are sent to the alarm module according to the alarm information of different types of sensors, wherein the control commands include: identifier ID of the sensor; and single frequency signal, pulse signal and frequency sweep signal One or more; the alarm module is connected to the data processing module by wireless, receives the control command of the data processing module, and issues different alarm sounds according to different control commands, wherein the control module is formed by a single frequency signal, the alarm module Make a long beep; the control command is made by When the red signal is formed, the alarm module Intermittent tone control command is formed of a sweep signal, the alarm tone frequency module issues.

According to another aspect of the present invention, an intelligent alarm method is provided, including: sensing a room environment by using a plurality of types of sensors; converting a data information sensed by the sensor into a carrier having an identifier ID and transmitting the data to the data processing module The data processing module parses the carrier signal to determine whether the data information included in the carrier signal is alarm information; if the data information is not alarm information, the process ends; if the data information is alarm information, the data processing module is different The identifier ID of the sensor sends different control commands to the alarm module, wherein the control command includes: the identifier ID of the sensor; and one or more of the single frequency signal, the pulse signal and the frequency sweep signal; the alarm module is different according to the The control commands emit different alarm sounds.

The intelligent alarm system and method of the invention enable the alarm module to issue different alarm sounds according to the alarm information of different sensors through the data processing module, and the alarm information can be identified from the alarm sound. In addition, the intelligent alarm system sensor module, the data processing module and the alarm module of the invention wirelessly transmit without wiring, simple deployment and good scalability.

DRAWINGS

Other objects and results of the present invention will become more apparent from the following detailed description and appended claims. In the drawing:

1 is a block diagram showing the structure of an embodiment of the intelligent alarm system of the present invention;

2 is a block diagram showing the structure of a data processing module of an embodiment of the intelligent alarm system of the present invention;

3 is a schematic diagram of an embodiment of the intelligent alarm system of the present invention;

4 is a flow chart of an embodiment of the intelligent alarm method of the present invention;

5 is a flow chart of an embodiment of a self-test method in the smart alarm method of the present invention;

6 is a flowchart of a method for waking up a data processing module in the intelligent alarm method of the present invention in an embodiment;

Figure 7 is a flow chart of a test method in the intelligent alarm method of the present invention in one embodiment.

In the figures, the same reference numerals indicate similar or corresponding features or functions.

detailed description

In the following description, for the purposes of illustration However, it is apparent that these embodiments may be practiced without these specific details. In other instances, well known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.

Various embodiments according to the present invention will be described in detail below with reference to the accompanying drawings.

1 is a block diagram showing the construction of an intelligent alarm system according to the present invention. As shown in FIG. 1, in one embodiment, the intelligent alarm system includes:

The sensor module 100 includes a plurality of types of sensors 110 and a plurality of wireless data transmitting modules 120 respectively connected to each of the sensors 110. The wireless data transmitting module 120 converts the data information sensed by the sensor 110 into a carrier signal having an identifier ID. . The identifier ID of each sensor preferably includes the category of the sensor, i.e., the identifier of the sensor 110 can be determined from the identifier.

The data processing module 200 is connected to the wireless data transmitting module 120 in a wireless manner, and receives a carrier signal with an identifier ID transmitted by the wireless data transmitting module 120, and parses out the identifier ID and the data information. When the data information is an alarm information, Different control commands are issued to the alarm module 300 according to the alarm information of different types of sensors, wherein the control commands include: an identifier ID of the sensor 110, and one or more of a single frequency signal, a pulse signal, and a frequency sweep signal.

The alarm module 300 is connected to the data processing module 200 in a wireless manner, receives the control command of the data processing module 200, and issues different alarm sounds according to different control commands. When the control command of the data processing module 200 is formed by a single frequency signal, the alarm module The module 300 emits a long beep; when the control command is formed by the pulse signal, the alarm module 300 emits a discontinuous sound, and when the control command is formed by the frequency sweep signal, the alarm module 300 emits a frequency conversion tone. For example, data processing module 200 to alarm mode The block 300 sends a single frequency signal of fr=3.2KHZ, so that the alarm module 300 emits a long beep; the data processing module 200 sends a square wave signal with a duty ratio of 0.5 to the alarm module 300, so that the alarm module 300 emits "drops, drops, drops". The intermittent sound, that is, the utterance and the stop sound alternately appear; the data processing module 200 sends a sweep of 1.5-4.5 KHZ to the alarm module 300, so that the alarm module 300 emits a frequency conversion sound, and, for example, the data processing module 200 parses The environmental abnormality alarm information sent by the smoke sensor 111 sends a control command formed by the single frequency signal to the alarm module 300, and the alarm module 300 emits a long beep.

Each of the sensors 110 is disposed, for example, in a warehouse, and the alarm module 300 is disposed in, for example, a warehouse manager's office, enabling the warehouse manager to detect an alarm signal in time.

Each sensor 110 has a wireless transmitting device 120, and the wireless signal emitted at each sensor 110 contains an identifier ID that identifies itself. After receiving the signal transmitted by each sensor 110, the central processing unit 230 parses the identifier ID, so that the central processing unit 230 "knows" which sensor 110 detected the abnormal condition. For example, when the central processing unit 230 receives and parses out the anomaly signal from the smoke sensor 111, the central processing unit 230 "knows" that a smoke anomaly has occurred at the monitored location. Next, the central processing unit 230 instructs the alarm module 300 to issue a smoke alarm. When the user sees the smoke alarm, they will dial the fire alarm 119. In another example, central processing unit 230 receives and parses out the anomaly signal from anti-intrusion sensor 113, and central processing unit 230 "knows" that the monitored location may be illegally compromised. Thus, the central processing unit 230 instructs the alarm module 300 to issue an illegal intrusion alarm. When the user sees an illegal intrusion alarm, the user dials the police call 110. According to different alarm types, the user immediately knows the types of dangers that may occur in the monitored area, and takes corresponding measures to minimize the losses.

The data processing module 200 of the above intelligent alarm system sends different control commands to the alarm module 300 according to the alarm information of the different sensors 110. The alarm module 300 can issue different alarm sounds according to different control commands sent by the data processing module 200, and the alarm sound is Alarm information can be identified. In addition, the smart alarm system sensor module 100, the data processing module 200, and the alarm module 300 are wirelessly transmitted between the present invention, requiring no wiring and simple deployment.

The wireless connection manner of the sensor module 100, the data processing module 200, and the alarm module 300 is one or more of UWB, Wi-Fi, Bluetooth, and zigBee.

Preferably, the alarm sound emitted by the alarm module 300 emits different volume according to different alarm information sent by the sensor module 100.

Preferably, the alarm module 300 includes one or more of the data visualization module 320, the audio playback module 330, and the indicator light 340 in addition to the buzzer 310, and performs visual processing or audio playback on the alarm information sensed by the sensor module 100. For example, the data visualization module 320 can be a touch screen, a computer, a mobile phone, a television, etc., and the audio playback module 330 can be a speaker or an audio system.

Preferably, according to the present invention, in the case where several sensors have been provided, it is also possible to add a sensor having an identifier ID different from the existing sensor, and after receiving the signal of the sensor, the data processing module 200 can The type of the sensor is known based on the ID in the signal, thereby instructing the alarm module 300 to issue a corresponding type of alarm. It can be seen that the present invention can easily add a new sensor in the existing alarm system, and has good scalability.

Preferably, the control instruction issued by the data processing module 200 further includes an alarm information type identifier for distinguishing alarm information of different fault states of the same type of sensors, wherein the alarm information types include: communication failure, device failure, and environmental abnormality alarm.

In addition, preferably, the control instruction issued by the data processing module 200 further includes location information of the sensor 110, for example, geographic coordinates of the sensor 110. When the respective sensors 110 are arranged at different positions, for example, in different storage rooms of a large warehouse, when one of the sensors 110 detects an abnormality and issues an alarm signal, the alarm module 300 emits an alarm sound while displaying by video. The location information of the sensor 110 allows the warehouse customs broker to immediately know which storage room is in danger.

2 is a block diagram showing the structure of the data processing module 200 of the intelligent alarm system of the present invention. As shown in FIG. 2, the data processing module 200 includes:

The transceiver unit 210 receives the carrier signal of the wireless data transmitting module 120, and sends the control command of the central processing unit 230 to the alarm module 300;

The wireless data analysis module 220, the carrier signal received by the transceiver unit 210 is parsed into the data type required by the port of the central processing unit 230, and transmitted to the central processing unit 230;

The central processing unit 230 receives the data information analyzed by the wireless data analysis module 220, and when the data information is the alarm information, generates a control instruction corresponding to the sensor type, and instructs the transceiver unit 210 to send to the alarm module 300, wherein the central processing unit 230 It can be a microcontroller, ARM, DSP or MCU.

The intelligent alarm system of the present invention may also include a self-test function to check if each sensor is operating normally. In one embodiment, referring to FIG. 2, the data processing module 200 further includes the following components:

The self-test control module 240 sends an inquiry to the sensor module 100, requests communication, and sequentially performs cyclic detection on each sensor 110, that is, cyclically transmits a communication signal to each sensor 110 according to the set self-test period to check the sensor 110 and the sensor 110. Whether the communication established with the central processing unit 230 is normal, when the transceiver unit 210 receives the acknowledgment signal of the wireless data transmitting module 120 connected to the sensor 110, the communication is normal, and the wireless data connected to the sensor 110 is not received. The confirmation signal of the transmitting module 120 indicates that the communication is abnormal, the central processing module 230 issues a control command, the alarm module 300 issues a corresponding alarm sound, and displays the ID of the fault sensor through the data visualization module 320.

The self-test signal data analysis module 250 is connected to the self-test control module 240 and the sensor module 100, and parses the inquiry signal sent by the self-test control unit 240 into a self-test signal of a signal type specified by the sensor module 100, so that the sensor module 110 The sensor performs a self-test, for example, continuously sampling the data sensed by the sensor 110 to detect the noise, zero drift, and accuracy of the sensor. .

In another embodiment, the data processing module 200 further includes a work wake-up service module 260 that causes the data processing module 200 to switch between a sleep state and an active state. In the sleep state, the non-primary function module (eg, the transceiver unit 210) The work is stopped, only the work of the main function module is retained, and the energy consumption of the data processing module 200 is reduced, thereby saving energy.

In another embodiment, the data processing module 200 further includes: a power management module 270, configured to periodically detect a power voltage of the data processing module 200, and prompt the alarm module 300 when the detected power voltage is lower than a predetermined value. .

In another embodiment, the data processing module 200 further includes a test control module 280, including a physical button electrically connected to the input port of the central processing unit 230, and the central processing unit 230 output port is generated according to the pressing manner by pressing the physical button. The control command is sent to the alarm module 300 through the transceiver unit 210, and the alarm module 300 issues a corresponding alarm sound. In addition, preferably, during the alarm sound generated by the alarm module 300, the sound pressure of the alarm is detected by the sound pressure measuring instrument.

In another embodiment, the data processing module 200 further includes a boosting module 290 that amplifies the voltage signal transmitted by the central processing unit 230 to the alarm signal to control the alarm volume of the alarm module 300, for example, long and intermittent sounds. Time: The alarm sound pressure of 3.2KHz in the silencer room is ≥85dB at a frequency of 3.2KHz; the maximum alarm sound pressure of the frequency of 3m in the muffler room is ≥85dB; when the sound is used for power management: in the free field Maximum alarm sound pressure of 1 meter distance and 3.2KHz Allow ≥70dB.

Preferably, the alarm sound of the alarm module 300 further includes a change of the size sound, and the size of the alarm sound is changed by the sound pressure module 290, wherein the sound of the size may be gradually increased, gradually decreased, or increased in interval, and the interval is lowered. One or more forms.

3 is a schematic diagram of an embodiment of the intelligent alarm system of the present invention. As shown in FIG. 3, in the intelligent alarm system, the sensor module 100 includes a smoke sensor 111, a gas sensor 112, an intrusion sensor 113, a temperature sensor 114, and a door sensor 115. A plurality of types of sensors, each of which has a wireless data transmitting module 120 assembled therewith; the central processing unit 230 is an MCU; the wireless data transmitting module 120 and the transceiver unit 210 are Zigbee modules; and the alarm module 300 is a buzzer, wireless The data transmitting module 120 wirelessly transmits the data sensed by the respective sensors 110, and the transceiver unit 210 receives the data, and the wireless data parsing unit 220 parses the data into a type specified by the port of the central processing unit 220, and transmits the data to the central processing unit 230. The central processing unit 230 (MCU) issues a control command according to the received data information, and the control alarm module 300 issues different alarm sounds.

As shown in FIG. 3, the smart alarm system is also preferably connected to the cloud service module 400 in a wireless manner, and the alarm information is notified to the mobile terminal 500 through the 4G or WiFi local area network and the APP application. For example, the cloud service module passes the wireless route coordination module 410. The data processing module 200 is connected to the wireless network. When the Zigbee protocol is used for data transmission, a wireless communication analysis module needs to be added, the communication data sent by the data processing module 200 is parsed, and the parsed data is transmitted 410 to the cloud through the wireless route coordination module. Service module. The mobile terminal 500 can be, for example, a mobile phone. In this way, users can know the dangers in their homes, warehouses, factories and other places as long as they carry their mobile phones with them.

3 shows five sensors of the smoke sensor 111, the gas sensor 112, the intrusion prevention sensor 113, the temperature sensor 114, and the door magnetic sensor 115, but the present invention is not limited thereto, and any sensor can be installed according to actual needs.

4 is a flow chart of the intelligent alarm method of the present invention. As shown in FIG. 4, the intelligent alarm method includes:

In step S410, the indoor environment is sensed by using a plurality of types of sensors 110;

In step S420, the data information sensed by the sensor 110 is converted into a carrier having the identifier ID and transmitted to the data processing module 200 by wireless, for example, the data information sensed by the sensor 110 is passed through UWB, Wi-Fi, Bluetooth, and One or more wireless methods in zigBee are transmitted to data Processing module 200.

In step S430, the carrier signal is parsed to determine whether the data information included in the carrier signal is alarm information;

If the data information is not an alarm message, the process ends.

If the data information is alarm information, in step S430b, the data processing module 200 issues different control commands to the alarm module 300 according to the identifier ID of the different sensor 110, wherein the control command includes: the identifier ID of the sensor 110 And one or more of a single frequency signal, a pulse signal, and a frequency sweep signal;

In step S431b, the alarm module 300 issues different alarm sounds according to different control commands. For example, the data processing module 300 parses the smoke sensor 111 to send an alarm message, and transmits a control command formed by the single frequency signal and the identifier ID of the smoke sensor 111. To the alarm module, the alarm module emits a long beep. For example, the data processing module 300 parses the alarm information sent by the anti-intrusion sensor 113, and sends a control command formed by the variable frequency signal and the intrusion sensor 113 identifier ID to the alarm module, and the alarm module 300 The frequency conversion sound is emitted, and the danger can be judged by the alarm sound.

The data processing module 200 sends different control commands to the alarm module 300 according to the alarm information of the different sensors 110, so that the alarm module 300 emits different alarm sounds, and the alarm information can be recognized from the alarm sound, thereby knowing the specific occurrence. Dangerous.

Preferably, the smart alarm method further includes: wirelessly connecting to the cloud service module 400; the cloud service module 400 notifying the alarm information to the mobile terminal 500 through the 4G or WiFi local area network and the APP application, for example, the smoke sensor 111 The sent alarm signal is sent to the customer's mobile phone through the cloud service module 400. After the user sees the smoke alarm, the user will dial the fire alarm phone 119. For example, the anti-intrusion sensor 113 sends an alarm signal to the customer through the cloud service module 400. On the mobile phone, after the user sees the illegal intrusion alarm, the user will dial the police phone 110. The user immediately knows the types of dangers that may occur in the monitored area according to different alarm types, and takes corresponding measures to minimize the loss.

In another embodiment, when adding a new sensor, the added sensor has its own identifier ID; the data processing module determines whether a new identifier ID is received; if a new identifier ID is received, the identifier is parsed The ID, when the alarm message is included, causes the alarm module to emit an alarm tone corresponding to the sensor type.

5 is a flow chart of a self-test method in the smart alarm method of the present invention, as shown in FIG. 5, the self Inspection methods include:

First, in step S510, the central processing unit 230 sends a communication signal to each of the sensors 110 according to the self-test period, wherein the self-test period is a set value, for example, 24 hours;

After the central processing unit 230 sends a communication signal to each of the sensors 110, it is determined in step S520 whether the communication state between the respective sensors and the central processing unit 230 is normal. When the transceiver unit 210 receives the connection with the sensor 110, When the acknowledgment signal of the wireless data transmitting module 120 indicates that the communication is normal, when the acknowledgment signal of the wireless data transmitting module 120 connected to the sensor 110 is not received, the communication is abnormal;

If the communication status is normal, in step S530, the central processing unit 230 sends a self-test signal to each of the sensors 110 during the self-test period, so that each sensor performs a self-test, preferably, within a self-test period, interval 3 Seconds sends a self-test signal to each sensor;

In step S531, it is determined whether the data information output by each sensor self-test is within a predetermined range; wherein, the predetermined range is a measurement range specified by the sensor at the time of shipment;

If it is within the specified range, the workflow ends;

If it is not within the specified range, in step S531b, the sensor has a fault, and sends an alarm message to the central processing unit 230. The central processing unit 230 generates a control command corresponding to the sensor type, and sends it to the alarm module 300 through the transceiver unit 210, and the alarm module 300 sends a corresponding alarm sound and displays the ID of the failed sensor;

If the communication status is abnormal, in step S540, the alarm information is sent to the central processing unit 230, and the central processing unit 230 generates a control command corresponding to the sensor type, and sends it to the alarm module through the transceiver unit 210, and the alarm module issues a corresponding alarm sound.

Preferably, in addition to the alarm sound prompting the self-test result, the self-test result may be prompted by the indicator light 340, the data visualization module 320 or the audio play module 330, and the self-test result is shown in Table 1.

Table 1

Table 1 is an example of the self-test result, but the present invention is not limited thereto, and the indicator light, the alarm sound, the visualization, and the audio play content of the alarm module 300 can be set in a timely manner.

FIG. 6 is a flowchart of a method for waking up a data processing module in the smart alarm method of the present invention. As shown in FIG. 6, the method for waking up the central processing unit 230 includes:

In step S610, the data processing module 200 sends a communication signal to each of the sensors through the transceiver unit 210 at a fixed period, the fixed period is preferably 5 seconds;

In step S620, it is determined whether the communication status between the respective sensors and between the respective sensors and the data processing module 200 is normal. When the transceiver unit 210 of the data processing module 200 receives the wireless data transmitting module 120 connected to the sensor 110. When the acknowledgment signal indicates that the communication is normal, when the acknowledgment signal of the wireless data transmitting module 120 connected to the sensor 110 is not received, the communication is not normal;

If the communication state is normal, in step S620a, the standby mode is executed, that is, each sensor 110 is in an active state, and the data processing module 200 is in a sleep state;

If the communication status is abnormal, in step S620b, the data processing module 200 is awakened, so that the data processing module 200 is in an active state, and a control command is sent to the alarm module 300, and the alarm module 300 issues a corresponding alarm sound.

Preferably, the data processing module 200 is in a sleep state or the working state may also be prompted by the indicator light 340, the data visualization module 320 or the audio playback module 330, as shown in Table 2.

Table 2

Table 2 shows an example of the wake-up method, but the present invention is not limited thereto, and the indicator light, alarm sound, visualization, and audio playback content of the alarm module 300 can be set in a timely manner.

7 is a flow chart of a test method in the intelligent alarm method of the present invention, which is used for rapid detection and teaching demonstration of functions, as shown in FIG. 7, the test method includes:

First, in step S710, by pressing and releasing the physical button electrically connected to the input port of the central processing unit 230, the input port generates a pulse signal, specifically, a physical button electrically connected to the input port of the central processing unit 230, The physical button is turned on, connected to the central processing unit 230, the physical button is released, and is not connected to the central processing unit 230, and the input port generates a pulse signal;

Then, the pulse number n in the pulse signal, the physical button on time in each pulse, and the time interval of the adjacent pulse are analyzed, that is, in step S720, it is determined whether the number of pulses is less than 1;

If the number of pulses is less than 1, in step S720b, the physical button and its connection line with the central processing unit are checked;

If the number of pulses is not less than 1, in step S730, it is determined that the physical button on time in each pulse is not more than 1 s;

If the physical button on time is not greater than 1 s in each pulse, in step S740, it is determined that the time interval between adjacent pulses is not greater than 0.3 s;

If the time interval of the adjacent pulses is not more than 0.3 s, in step S740a, it is determined that the pressing manner of the physical button is to continuously press the physical button n times, wherein n is the number of pulses, that is, if the number of pulses is not less than 1 The physical button on-time of each pulse is not more than 1 s and the interval of adjacent pulses is not more than 0.3 s, then the physical button is judged to be n times, for example, the number of pulses is two. The on-time of the physical button in each pulse is not more than 1 s, and the time interval between adjacent pulses is not more than 0.3 s, then the pressing mode of the physical button is continuous short press 2 times;

If the time interval of the adjacent pulses is greater than 0.3 s, in step S740b, it is determined that the pressing manner of the physical button is short-pressed n times, that is, if the number of pulses is not less than 1, the physical button conduction time in each pulse is not greater than 1s and the time interval between adjacent pulses is greater than 0.3s, it is judged that the physical button is pressed for n times, for example, when the physical button is turned on, the pulse is 1 and the pulse is high. The duration is not more than 1 s, then the pressing mode of the physical button is short press 1 time, and the number of pulses is 2, the conduction time of the physical button in each pulse is not more than 1 s, between adjacent pulses When the time interval is greater than 0.3s, the physical button pressing mode is short press 2 times;

If the physical button on time is greater than 1 s in each pulse, in step S750, it is determined that the time interval between adjacent pulses is not greater than 0.3 s;

If the time interval of the adjacent pulses is not more than 0.3 s, in step S750a, it is determined that the pressing manner of the physical button is continuous pressing the physical button n times, and if the number of pulses is not less than 1, the physical button conducting time in each pulse If the time interval is greater than 1 s and the interval between adjacent pulses is not more than 0.3 s, it is judged that the pressing mode of the physical button is continuous pressing the physical button n times, for example, the number of pulses is two, and the on-time of the physical button in each pulse is greater than 1s, the time interval between adjacent pulses is not more than 0.3s, then the physical button pressing mode is continuous and long press 2 times;

If the time interval of the adjacent pulses is greater than 0.3 s, in step S750b, it is determined that the physical button is pressed for n times, that is, if the number of pulses is not less than 1, the physical button conduction time in each pulse is greater than 1 s and The time interval between adjacent pulses is greater than 0.3 s. In step S720c, it is determined that the physical button is pressed for n times, for example, when the physical button is turned on, the pulse is 1 and the pulse is The medium high level duration is 2s, then the physical button is pressed for 1 time, and the pulse number is 2, and the physical button is turned on for 2s to 3s in each pulse. The time interval between the two is greater than 0.3s, then the physical button is pressed twice long;

Then, in step S760, the output port of the central processing unit 230 corresponding to the input port instructs the transceiver unit 210 to send a communication signal to the different sensor according to the pressing manner of the physical button, for example, when the physical button is pressed once, the transmission is performed. The communication signal is sent to the smoke sensor, 111; when the physical button is pressed twice, the communication signal is sent to the gas sensor 112; when the physical button is pressed twice, the communication signal is sent to the anti-intrusion sensor 113, and the square wave lasts for 15s. Signal; long press physical button 1 time, send communication signal to temperature sensor 114; long press physical button 2 times, send communication signal to door magnetic sensor 115; continuously press physical button 2 times, send communication signal to humidity sensor;

After the output port of the central processing unit 230 sends the communication signal to the different sensor 110 through the transceiver unit 210, in step S770, it is determined whether the working state of the sensor 110 and the communication state of the sensor 110 and the central processing unit 230 are normal;

If normal, the process ends;

If the abnormality occurs, the central processing unit 230 generates a corresponding control command from the output port according to the pulse signal of the input port, and sends the corresponding control command to the alarm module 300 through the transceiver unit 210, for example, when the physical button is pressed once, for example, in step S770b. The control command is a single-frequency signal with a duration of 15 s; when the physical button is pressed twice, the control command is two single-frequency signals with a duration of 15 seconds and a duration of 15 seconds; when the physical button is continuously pressed twice, the control command It is a square wave signal with a duty ratio of 0.5 and a duration of 15s; long press the physical button once, the control command is a sweep signal of 5 cycles; press the physical button twice, the control command is interval 1s lasts 5 cycles of two sweep signals; continuously presses the physical button 2 times, the control command is a sweep signal of 10 cycles;

After the central processing unit 230 sends the control command to the alarm module 300 through the transceiver unit 210, in step S771b, the alarm module 300 issues different alarm sounds according to different control commands, preferably, in addition to the alarm sound prompting the test result, The indicator light 340, the data visualization module 320 or the audio playback module 330 prompts the self-test result, as shown in Table 3.

table 3

Table 3 shows an example of the test method, but the present invention is not limited thereto, and the pressing mode and the sensor type corresponding thereto and the prompting mode of the alarm module can be allocated in time according to the scene.

The above test method can intuitively demonstrate the workflow of the intelligent alarm system, and can quickly detect the working state of the sensor and the communication state of the sensor and the central processing unit.

Preferably, the testing method further comprises: detecting the sound pressure of the alarm sound by using a sound pressure measuring instrument during the testing.

In addition, preferably, the testing method further comprises: determining whether the sound pressure of the alarm sound meets the requirement; if the alarm sound pressure cannot meet the requirement, increasing the amplification factor of the boosting module.

While the foregoing disclosure shows exemplary embodiments of the present invention, it should be understood that various changes and modifications may be made without departing from the scope of the appended claims. The functions, steps and/or actions of the method claims according to the embodiments of the invention described herein are not required to be performed in any particular order. In addition, although elements of the invention may be described or claimed in the form of an individual, it is also contemplated that a plurality of elements are included, unless explicitly limited to a single element.

Claims

An intelligent alarm system, including:

The sensor module includes a plurality of types of sensors and a plurality of wireless data transmitting modules respectively connected to each of the sensors, and the wireless data transmitting module converts the sensor-sensed data information into a carrier signal having an identifier ID and transmits the signal;

The data processing module is connected to the wireless data transmitting module by wireless, receives the carrier signal with the identifier ID transmitted by the wireless data transmitting module, and parses the identifier ID and the data information. When the data information is alarm information, according to different types The alarm information of the sensor sends different control commands to the alarm module, wherein the control command includes: an identifier ID of the sensor; and one or more of a single frequency signal, a pulse signal, and a frequency sweep signal;

The alarm module is connected to the data processing module by wireless, receives the control command of the data processing module, and issues different alarm sounds according to different control commands. When the control command is formed by the single frequency signal, the alarm module emits a long sound; the control command is When the pulse signal is formed, the alarm module emits a discontinuous sound. When the control command is formed by the sweep signal, the alarm module emits a frequency conversion tone.
The intelligent alarm system of claim 1 wherein said data processing module comprises:

The transceiver unit receives the carrier signal of the wireless data transmission module, and sends the control instruction of the central processing unit to the alarm module;

The wireless data analysis module parses the carrier signal received by the transceiver unit into a data type required by the central processing unit port, and transmits the data type to the central processing unit;

The central processing unit receives the data information analyzed by the wireless data analysis module, and when the data information is the alarm information, generates a control instruction corresponding to the sensor type, and instructs the transceiver unit to send the alarm module.
The intelligent alarm system of claim 2, wherein the data processing module further comprises:

The self-test control module sends an inquiry to the sensor module, requests communication, and sequentially performs cyclic detection on each sensor sensor to check whether the communication established between the sensor and the sensor and the central processing unit is normal, and when the transceiver unit receives the wireless connection with the sensor When the acknowledgment signal transmitted by the data transmitting module indicates that the communication is normal, when the transceiver unit does not receive the acknowledgment signal transmitted by the wireless data transmitting module connected to the sensor, indicating that the communication is not normal, the central processing module is instructed to generate a control command, so that the alarm module issues a corresponding Alarm sound.
The intelligent alarm system of claim 2, wherein the data processing module further comprises:

The work wakes up the service module, causing the data processing module to switch between a sleep state and a normal working state.
The intelligent alarm system of claim 2, wherein the data processing module further comprises:

The test control module includes a physical button electrically connected to the input port of the central processing unit, and the central processing unit output port generates different control commands according to the pressing manner by pressing the physical button, and sends the alarm module to the alarm module through the transceiver unit, and the alarm module issues a corresponding alarm. sound.
The intelligent alarm system according to claim 2, wherein said wireless data transmitting module and said transceiver unit are Zigbee modules, Bluetooth or wifi.
The intelligent alarm system of claim 1, wherein the alarm module comprises one or more of a buzzer, a data visualization module, an audio playback module, and an indicator light.
An intelligent alarm method, including:

Sensing the indoor environment with multiple types of sensors;

Converting the data information sensed by the sensor into a carrier having the identifier ID and transmitting the data to the data processing module by wireless;

The data processing module parses the carrier signal to determine whether the data information included in the carrier signal is alarm information;

If the data information is an alarm information, the data processing module issues different control commands to the alarm module according to the identifier IDs of different types of sensors, wherein the control commands include: an identifier ID of the sensor; and a single frequency signal, a pulse signal, and a frequency sweep signal. One or more;

The alarm module emits different alarm sounds according to different control commands.
The intelligent alarm method according to claim 8, further comprising:

The central processing unit sends a communication signal to each sensor according to the self-test period, wherein the self-test period is a set value;

It is judged whether the communication state between each sensor and each sensor and the central processing unit is normal. When the transceiver unit receives the confirmation signal of the wireless data transmission module connected to the sensor, the communication is normal, when the sensor is not received. The confirmation signal of the connected wireless data transmission module indicates that the communication is not normal;

If the communication state is normal, the central processing unit sends a self-test signal to each sensor during the self-test period, so that each sensor performs a self-test; it is determined whether the data information output by each sensor is within a prescribed range; if it is within a prescribed range Inside, the sensor works normally, and the workflow ends; if it is not within the specified range, the sensor has a fault, and sends an alarm message to the central processing unit. The central processing unit generates a corresponding control command according to the sensor type, and sends the alarm to the alarm through the transceiver unit. Module, the alarm module sends a corresponding alarm sound;

If the communication status is not normal, the central processing unit generates a corresponding control command according to the type of the sensor that has a communication failure, and sends it to the alarm module through the transceiver unit, and the alarm module issues a corresponding alarm sound.
The intelligent alarm method according to claim 8, further comprising:

The data processing module sends a communication signal to each sensor at a fixed period;

It is judged whether the communication state between each sensor and each sensor and the data processing module is normal. When the transceiver unit receives the confirmation signal of the wireless data transmitting module connected to the sensor, the communication is normal, and when the sensor is not received The confirmation signal of the connected wireless data transmission module indicates that the communication is not normal;

If the communication state is normal, the standby mode is executed, that is, each sensor is in a working state, and the data processing module is in a sleep state;

If the communication status is abnormal, the data processing module is awakened, so that the data processing module is in a working state, and the central processing unit generates a control instruction corresponding to the sensor type, and sends the control command to the alarm module through the transceiver unit, so that the alarm module issues a corresponding alarm sound.
The intelligent alarm method according to claim 8, further comprising:

The input port generates a pulse signal by pressing or releasing a physical button electrically connected to the input port of the central processing unit;

Analyzing the number n of pulses in the pulse signal, the physical button on time in each pulse, and the time interval of adjacent pulses;

If the number of pulses is not less than 1, the physical button conduction time in each pulse is not more than 1 s and the time interval between adjacent pulses is greater than 0.3 s, then the physical button pressing manner is determined to be short press n times;

If the number of pulses is multiple, the physical button conduction time in each pulse is not more than 1 s and the interval between adjacent pulses is not more than 0.3 s, then the physical button pressing manner is determined to be continuous short press physical button n times;

If the number of pulses is not less than 1, the physical button on-time is greater than 1 s in each pulse and the time interval between adjacent pulses is greater than 0.3 s, then the physical button is judged to be pressed for n times;

If the number of pulses is multiple, the physical button conduction time in each pulse is greater than 1 s and the interval between adjacent pulses is not greater than 0.3 s, then the physical button pressing manner is determined to be continuous pressing the physical button n times;

The output port of the central processing unit corresponding to the input port sends a communication signal to different sensors according to the pressing manner of the physical button;

Determining whether the working state of the sensor and the communication state of the sensor and the central processing unit are normal;

If normal, the process ends;

If abnormal, the central processing unit generates a corresponding control command from the output port according to the pulse signal of the input port, and sends the corresponding control command to the alarm module through the transceiver unit;

The alarm module emits different alarm sounds according to different control commands.
The intelligent alarm method according to claim 8, further comprising:

Connect to the cloud service module wirelessly;

The cloud service module notifies the mobile terminal of the alarm information via the 4G or WiFi local area network and the APP application.