CN213690931U - Fire alarm control system - Google Patents
Fire alarm control system Download PDFInfo
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- CN213690931U CN213690931U CN202022758256.2U CN202022758256U CN213690931U CN 213690931 U CN213690931 U CN 213690931U CN 202022758256 U CN202022758256 U CN 202022758256U CN 213690931 U CN213690931 U CN 213690931U
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Abstract
The utility model discloses a fire alarm control system, including singlechip minimum system, smog detection module, temperature detection module, flame detection module, audible and visual alarm module, smog detection module is used for detecting smoke signal in the room, and the input of singlechip minimum system is connected to its output, temperature sensor is used for detecting indoor temperature data, and the input of singlechip minimum system is connected to its output, flame detection module is used for detecting flame signal, and the input of singlechip minimum system is connected to its output, audible and visual alarm module is connected to the output of singlechip minimum system for drive audible and visual alarm module sends alarm signal. The system is simple in structure and more accurate in alarm. The alarm is more reliable by combining an intelligent home system, and various protection functions can be expanded.
Description
Technical Field
The utility model relates to an intelligence house field, in particular to fire alarm control system.
Background
The prior art of household indoor fire detection usually only adopts one sensor to detect, such as a smoke sensor, but many false alarms easily occur in the detection mode, such as false alarms caused by smoke generated by cooking food indoors and the like, so that the alarm mode and the alarm accuracy in the prior art cannot meet the requirements.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's not enough, provide a fire alarm control system for realize to the real time monitoring and the warning of indoor fire alarm and provide some safety warning.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a fire alarm control system, includes singlechip minimum system, smog detection module, temperature detection module, flame detection module, audible-visual alarm module, smog detection module is used for detecting indoor smoke signal, and the input of singlechip minimum system is connected to its output, temperature sensor is used for detecting indoor temperature data, and the input of singlechip minimum system is connected to its output, flame detection module is used for detecting flame signal, and the input of singlechip minimum system is connected to its output, audible-visual alarm module is connected to the output of singlechip minimum system for drive audible-visual alarm module sends alarm signal.
The single-chip microcomputer minimum system comprises an STC89C52 single-chip microcomputer and peripheral circuits thereof.
The smoke sensor adopts an MQ-2 smoke sensor, and the output end of the smoke sensor is connected with the input end of the minimum system of the single chip microcomputer after passing through an analog-to-digital conversion circuit.
The temperature detection module adopts a DS18B20 temperature sensor to acquire a temperature signal.
The minimum system of the single chip microcomputer is respectively connected with the key module and the liquid crystal display.
The minimum system of the single chip microcomputer is connected with the intelligent home system, and the intelligent home system starts a protection function after receiving the alarm signal.
The intelligent home system comprises a main controller, an intelligent electric door lock and an intelligent electric window, wherein the main controller is respectively connected with the intelligent electric door lock and the intelligent electric window and is used for respectively controlling the work of the intelligent electric door lock and the work of the intelligent electric window.
The intelligent home system further comprises a remote interconnection module, and the main controller is connected with the user mobile phone through the remote interconnection module.
The invention has the advantages that: the fire alarm is more accurate through multi-signal acquisition, the occurrence of false alarm is avoided, and the alarm can be better realized through the alarm modes such as sound and light; the alarm system is accessed to the intelligent home system, and various interconnection functions are expanded, so that the protection effect is achieved; if the automatic electric door and window opening device is opened quickly after a fire disaster, a user can escape in time conveniently.
Drawings
The contents of the expressions in the various figures of the present specification and the labels in the figures are briefly described as follows:
FIG. 1 is a block diagram of the system architecture of the present invention;
fig. 2 is a schematic view of the interconnection structure between the intelligent home system and the utility model;
FIG. 3 is a schematic diagram of the minimum system structure of the single chip microcomputer;
FIG. 4 is a schematic view of a display screen;
FIG. 5 is a schematic diagram of a smoke sensor and digital to analog converter;
FIG. 6 is a schematic view of a temperature sensor;
FIG. 7 is a buzzer circuit diagram;
FIG. 8 is a circuit diagram of an alarm lamp;
FIG. 9 is a flame sensor circuit diagram;
fig. 10 is a key circuit diagram.
Detailed Description
The following description of preferred embodiments of the invention will be made in further detail with reference to the accompanying drawings.
A fire alarm system comprises a minimum single chip microcomputer system, a liquid crystal part, a smoke detection part, a temperature sensor part, a buzzer circuit part, an LED circuit part, a flame sensor part and a key circuit part, wherein the smoke alarm and the temperature sensor part are mainly controlled according to the minimum system of the single chip microcomputer. So that the detection personnel can accurately read the sensor parameters.
The design is a fire alarm system mainly composed of a fire information detection part, an information acquisition display part, a key setting part, an audible and visual alarm part, a core taking a single chip microcomputer minimum system as processing and the like. As can be seen from the above figure, the whole system can be divided into seven modules, which are: the device comprises a singlechip minimum system module, a smoke detection module, a temperature detection module, a flame detection module, a key input module, a liquid crystal display module and an audible and visual alarm module.
The core of the whole fire alarm system is a singlechip, and the working principle is as follows: the fire disaster detection system comprises a temperature sensor, a smoke sensor and a flame sensor, wherein the temperature sensor, the smoke sensor and the flame sensor are used for converting non-electric signals such as temperature, smoke and the like in the surrounding environment into electric signals, an analog signal output by the smoke sensor is converted into a digital signal through an analog-to-digital conversion circuit, and a singlechip is used for judging whether a fire disaster occurs or not. If a fire does occur, the system can give out an acousto-optic combined alarm to warn people.
The single chip mainly comprises a display module, a power module, a voice module, a control module and a communication interface. The display module is used for providing a graphical interface of a test result, and the temperature sensor, the smoke alarm and the flame alarm are controlled through the control of the single chip microcomputer. The display module adopts an LCD display. The LCD directly displays the parameters of the temperature sensor and the smoke alarm.
The single chip microcomputer carries out judgment processing; the smoke detection part selects an MQ-2 smoke sensor to collect the smoke concentration in the surrounding environment, however, because the sensor outputs an analog signal, an analog-to-digital conversion circuit is needed to carry out digital conversion before reading data, and the analog signal is converted into a digital signal and then is sent to a processing center to be processed; the temperature detection part adopts a DS18B20 temperature sensor to collect the temperature of the surrounding environment, and the temperature detection part is connected with the singlechip and then is judged and processed by the singlechip; the key is an input part and can be used for setting the size of an alarm value, three keys are adopted in the design, and the key 1 has the functions of entering a setting mode, switching setting options, exiting a setting module and the like; the function of the key 2 is to reduce the alarm value; the key 3 is used for increasing an alarm value; the sound and light alarm module is used for giving an alarm by the LED and the buzzer when the collected temperature and the collected smoke concentration exceed the set alarm value or the flame is detected; the power supply part adopts USB 5V to directly supply power; the display part adopts liquid crystal display, and can intuitively display the information acquired by the sensors and the set alarm value in real time.
The system designed at this time selects an STC89C52 singlechip as a processing center; the reset circuit ensures that the minimum system can stably run after being electrified, and the crystal oscillator circuit provides clock pulse for the singlechip to execute codes. As shown in the system block diagram of fig. 2.1, the location of the minimum system, where other parts must be processed by the minimum system, can be represented enough to visually display its importance. The flame detection part adopts a ready-made flame module to collect flame data of the surrounding environment, the collected data is subjected to a series of processing and then is transmitted to the single chip microcomputer, and the single chip microcomputer is used for judging and processing; the smoke detection part selects an MQ-2 smoke sensor to collect the smoke concentration in the surrounding environment, however, because the sensor outputs an analog signal, an analog-to-digital conversion circuit is needed to carry out digital conversion before reading data, and the analog signal is converted into a digital signal and then is sent to a processing center to be processed; the temperature detection part adopts a DS18B20 temperature sensor to collect the temperature of the surrounding environment, and the temperature detection part is connected with the singlechip and then is judged and processed by the singlechip; the key is an input part and can be used for setting the size of an alarm value, three keys are adopted in the design, and the key 1 has the functions of entering a setting mode, switching setting options, exiting a setting module and the like; the function of the key 2 is to reduce the alarm value; the key 3 is used for increasing an alarm value; the sound and light alarm module is used for giving an alarm by the LED and the buzzer when the collected temperature and the collected smoke concentration exceed the set alarm value or the flame is detected; the power supply part adopts USB 5V to directly supply power; the display part adopts liquid crystal display, and can intuitively display the information acquired by the sensors and the set alarm value in real time.
In a preferred embodiment, the alarm of the minimum system of the single chip microcomputer is provided with more efficient and reliable alarm and safety processing not only through the audible and visual alarm but also through the access of the intelligent home system. The intelligent home system is an intelligent control system for home control through various electric control networking technologies, a plurality of existing intelligent homes are applied to home life, an alarm system is connected in, safer protection and alarm can be achieved, the protection system of the intelligent home system is started, so that a protection function is started, for example, an electric entrance door and an electric opening and closing window in a common intelligent home system are controlled by a main controller of the intelligent home system, each subsystem is controlled by the main controller and comprises an intelligent electric door lock and an intelligent electric window, the automatic entrance door is an entrance door connected with an electronic lock and can be opened automatically when needed and is controlled by the main controller, the automatic opening and closing window is an automatic window opening and closing operation on a window, user experience and scientific and technological sense are improved in the field of intelligent homes, after the intelligent home system is connected in the application, a single chip microcomputer minimum system sends a fire instruction to the intelligent home system while sending an alarm signal, the intelligent home system's main control unit is receiving the fire alarm signal after, output control signal to intelligent electric door lock, intelligent electric window to the window of opening of automatic unblock of control entry door and/or window, thereby make things convenient for child, the old man in family to in time flee the scene, thereby avoid because child's old man can't in time open the door and open the window the potential safety hazard that can't flee and cause. The intelligent home system further comprises a remote interconnection module, and the main controller is connected with the user mobile phone through the remote interconnection module. The intelligent home systems are connected to the mobile phone end of the user, so that information can be conveniently and timely sent to the mobile phone of the user, and the intelligent home systems can be accessed to send alarm signals to the mobile phone of the user, so that the user can timely find out the fire alarm signals in a family. The remote interconnection module is generally a 2G communication chip, a 4G communication chip and the like, and can quickly and timely send signals to a mobile phone of a user. Of course, the present application only illustrates some control functions after the smart home system is accessed, and with the improvement of the smart home functions, various security control functions can be realized by means of the smart home system.
It is clear that the specific implementation of the invention is not restricted to the above-described embodiments, but that various insubstantial modifications of the inventive process concept and technical solutions are within the scope of protection of the invention.
Claims (8)
1. A fire alarm control system characterized by: including singlechip minimum system, smog detection module, temperature detection module, flame detection module, audible and visual alarm module, smog detection module is used for detecting indoor smog signal, and the input of singlechip minimum system is connected to its output, temperature detection module is used for detecting indoor temperature data, and the input of singlechip minimum system is connected to its output, flame detection module is used for detecting flame signal, and the input of singlechip minimum system is connected to its output, audible and visual alarm module is connected to the output of singlechip minimum system for drive audible and visual alarm module sends alarm signal.
2. A fire alarm control system according to claim 1, wherein: the single-chip microcomputer minimum system comprises an STC89C52 single-chip microcomputer and peripheral circuits thereof.
3. A fire alarm control system according to claim 1, wherein: the smoke detection module adopts an MQ-2 smoke sensor, and the output end of the smoke detection module is connected with the input end of the minimum system of the single chip microcomputer after passing through an analog-to-digital conversion circuit.
4. A fire alarm control system according to claim 1, wherein: the temperature detection module adopts a DS18B20 temperature sensor to acquire a temperature signal.
5. A fire alarm control system according to claim 1, wherein: the minimum system of the single chip microcomputer is respectively connected with the key module and the liquid crystal display.
6. A fire alarm control system according to claim 1, wherein: the minimum system of the single chip microcomputer is connected with the intelligent home system, and the intelligent home system starts a protection function after receiving the alarm signal.
7. A fire alarm control system according to claim 6, wherein: the intelligent home system comprises a main controller, an intelligent electric door lock and an intelligent electric window, wherein the main controller is respectively connected with the intelligent electric door lock and the intelligent electric window and is used for respectively controlling the work of the intelligent electric door lock and the work of the intelligent electric window.
8. A fire alarm control system according to claim 7, wherein: the intelligent home system further comprises a remote interconnection module, and the main controller is connected with the user mobile phone through the remote interconnection module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022758256.2U CN213690931U (en) | 2020-11-25 | 2020-11-25 | Fire alarm control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022758256.2U CN213690931U (en) | 2020-11-25 | 2020-11-25 | Fire alarm control system |
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| CN213690931U true CN213690931U (en) | 2021-07-13 |
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| CN202022758256.2U Active CN213690931U (en) | 2020-11-25 | 2020-11-25 | Fire alarm control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114093130A (en) * | 2021-10-22 | 2022-02-25 | 广东越洋科技有限公司 | Emergency early warning information issuing platform |
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- 2020-11-25 CN CN202022758256.2U patent/CN213690931U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114093130A (en) * | 2021-10-22 | 2022-02-25 | 广东越洋科技有限公司 | Emergency early warning information issuing platform |
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