CN110443971A - Automatic fire alarm system with self-checking function - Google Patents
Automatic fire alarm system with self-checking function Download PDFInfo
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- CN110443971A CN110443971A CN201910637976.2A CN201910637976A CN110443971A CN 110443971 A CN110443971 A CN 110443971A CN 201910637976 A CN201910637976 A CN 201910637976A CN 110443971 A CN110443971 A CN 110443971A
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- fire
- alarm
- temperature
- processing module
- mcu processing
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/02—Monitoring continuously signalling or alarm systems
- G08B29/04—Monitoring of the detection circuits
- G08B29/043—Monitoring of the detection circuits of fire detection circuits
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
- G08B7/062—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources indicating emergency exits
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fire Alarms (AREA)
Abstract
The present invention relates to a kind of automatic fire alarm systems with self-checking function, belong to automatic fire alarm system technical field, the main points of its technical scheme are that including smoke sensor device, temperature sensor, MCU processing module, fire-alarm and selftest module, selftest module includes monitoring unit, display unit and several intelligent voltage tables, and intelligent voltage table respectively detects the end voltage of smoke sensor device, temperature sensor and fire-alarm both ends；MCU processing module judges the operating status of smoke sensor device, temperature sensor and fire-alarm, and carries out display output by operating status of the display unit to smoke sensor device, temperature sensor and fire-alarm；It solves after automatic fire alarm system breaks down, the problem of can not alarming in time in the case of fire, influence people's security of the lives and property；The operating status of smoke sensor device, temperature sensor and fire-alarm can be monitored when system is run.
Description
Technical field
The present invention relates to selling software systems technology fields, more particularly, to a kind of automatic fire alarm system.
Background technique
The generation of fire can cause huge threat to the safety of life and property of people, cause the consequence that can not be retrieved.
Therefore early warning is carried out to fire with home area in public places and monitoring has a very important significance.With advances in technology
With popularizing for technology, the automatic fire alarm system based on sensor technology obtains more and more universal and application, Jin Er
It when fire occurs, is reminded in time to people, reduces life and property loss caused by fire.
It is special that existing automatic fire alarm system can refer to the Chinese utility model that application publication number is CN104036613A
Sharp application documents, it discloses a kind of automatic fire alarm system, including using single-chip microcontroller as the control module of core, with control mould
Block connects the sensor module including temperature sensor, smoke sensor device, and connecting with control module can Realtime Alerts
Alarm module；The direct production figures signal of the temperature sensor of the sensor module is transferred to control module, smog sensing
Device generates electric signal and is converted into digital data transmission to control module via amplifying circuit and analog to digital conversion circuit；Control module pair
The digital signal received carries out data processing, and controls connection alarm module.Alarm module includes acoustic-optic alarm, can be sent out
Audio warning and light out.The automatic fire alarm system further includes display unit and manual alarm module, and display unit can
Real-time display system state, manual alarm module can manual alarms when fire dangerous situation system occurs and does not alarm.
Since the life security of automatic fire alarm system and people are closely bound up, thereby, it is ensured that fire is from automatic alarm system
System is operated normally and is of great significance, and after automatic fire alarm system breaks down, can not be carried out in time in the case of fire
Alarm, and then the safety of life and property of meeting people causes grave danger.
Summary of the invention
The purpose of the present invention is to provide a kind of automatic fire alarm systems with self-checking function, can run in system
When the operating status of smoke sensor device, temperature sensor and fire-alarm is monitored.
Foregoing invention purpose of the invention has the technical scheme that a kind of fire with self-checking function
Calamity automatic alarm system, including smoke sensor device, temperature sensor, MCU processing module and fire-alarm, the smog pass
Sensor detects environmental smoke content, and Smoke Detection value is sent to MCU processing module；The temperature sensor pair
Environment temperature is detected, and temperature detection value is sent to MCU processing module, and the MCU processing module is examined according to smog
Measured value and temperature detection value judge that ambient condition, when a fire, the MCU processing module is sent out to fire-alarm
Alarm command out, the fire-alarm outwardly make a sound alarm, further include selftest module, and the selftest module includes prison
Survey unit, display unit and be separately positioned on smoke sensor device, temperature sensor, fire-alarm both ends intelligent voltage
Table, the intelligent voltage table respectively examine the end voltage of smoke sensor device, temperature sensor and fire-alarm both ends
It surveys；MCU processing module is according to the end voltage of smoke sensor device, temperature sensor and fire-alarm to smoke sensor device, temperature
The operating status of sensor and fire-alarm is judged, and passes through display unit to smoke sensor device, temperature sensor
Display output is carried out with the operating status of fire-alarm.
By using above-mentioned technical proposal, adopted by smoke sensor device and temperature sensor to environment progress information will be monitored
Collection, and then identifying processing is carried out by MCU processing module, report is made a sound to by the external world by fire-alarm in fire
It is alert；By the setting in selftest module, in system operation, by intelligent voltage table to smoke sensor device, temperature sensor with
And the end voltage at voice guard both ends is acquired, and then by monitoring unit to smoke sensor device, temperature sensor and fire
The operating status of calamity alarm is judged, and passes through display unit to smoke sensor device, temperature sensor and fire alarm
The operating status of device carries out display output, so that user by checking to display unit, can understand the electricity of each element
Property operation it is whether normal, to be repaired in time when being abnormal, to improve system reliability of operation.
The present invention is further arranged to: the monitoring unit timing sends fire hazard aerosol fog analog signal to MCU processing module
And fire temperature analog signal, and the output signal of MCU processing module is acquired；The monitoring unit is according to MCU
The output signal of processing module judges the operating status of MCU processing module, and handles mould to MCU by display unit
The operating status of block carries out display output.
By using above-mentioned technical proposal, fire hazard aerosol fog analog signal is generated by monitoring unit and fire temperature is simulated
Signal, simulation acquisition signal of smog tactility apparatus and temperature sensor under smoky environment, and then simulated by fire hazard aerosol fog
Signal and fire temperature analog signal carry out processing test to MCU processing module, and MCU processing module is examined to occur in fire
When, identifying processing normally can be carried out to the acquisition signal of sensor in time.
The present invention is further arranged to: the selftest module further includes auditory tone cues unit, and the monitoring unit is to smog
When sensor, temperature sensor, fire-alarm or MCU processing module operating status are judged as abnormal；The monitoring unit to
Auditory tone cues unit sends hint instructions, and the auditory tone cues unit outwardly makes a sound prompt.
By using above-mentioned technical proposal, by auditory tone cues unit in smoke sensor device, temperature sensor, fire alarm
Outwardly make a sound prompt when device or MCU processing module operating status exception, so prompt user in time to display unit into
Row is checked, to exclude in time to unit exception.
The positioning present invention is further arranged to: the selftest module further includes image acquisition units, and described image acquisition is single
Member includes that several are separately positioned on the monitoring at smoke sensor device, temperature sensor, MCU processing module and fire-alarm
Camera, the monitoring camera is acquired ambient image, and the ambient image of acquisition is sent to monitoring unit, institute
State monitoring unit to monitoring camera send ambient image carry out identification judgement, when environment-identification image abnormity, it is described to
Auditory tone cues unit sends hint instructions, and the auditory tone cues unit outwardly makes a sound prompt.
By using above-mentioned technical proposal, by monitoring camera respectively to smoke sensor device, temperature sensor, MCU at
Ambient image at reason module and fire-alarm is acquired, and then is judged by monitoring unit using image recognition technology
Whether blocked at smoke sensor device, temperature sensor, MCU processing module and fire-alarm position, blocking and machinery are broken
It is bad, to outwardly make a sound prompt when equipment is by destroying infection, user is made to repair maintenance in time, to guarantee
System can operate normally alarm in the case of fire.
The present invention is further arranged to: going back mechanical alarm module, the mechanical alarm module includes DC power supply, mechanical
Temperature detect switch (TDS) and buzzer, the mechanical temperature control switch and buzzer series connection access DC power supply；When environment temperature is higher than machine
When the setting temperature of tool formula temperature detect switch (TDS), the mechanical temperature control is closed the switch, and the buzzer conducting outwardly issues buzzing
Alarm.
By using above-mentioned technical proposal, buzzer is powered using direct current by mechanical alarm module, by logical
It crosses mechanical temperature control switch to control buzzer, and then is not easy mechanical alarm module to good stability
It is influenced by external environment, and then effectively improves what the automatic fire alarm system with self-checking function was alarmed in the case of fire
Reliability.
The present invention is further arranged to: the temperature sensor is set as multiple, and the display unit is provided with monitoring section
Domain map, and monitoring area map on the position of each temperature sensor is marked, the MCU processing module according to
The temperature detection value that temperature sensor is sent carries out regional temperature label on monitoring area map.
By using above-mentioned technical proposal, monitoring region is covered by multiple temperature sensors, and by aobvious
Show module setting monitoring area map, Temperature Distribution is detected by monitoring region map denotation, and then in triggering fire alarm, lead to
It crosses and monitoring area map is read, and then can judge the position of ignition point, facilitate and people is instructed to put out a fire and escape.
The present invention is further arranged to: the MCU processing module is on monitoring area map with different colors to difference
Temperature range output, formation zone temperature band is marked.
By using above-mentioned technical proposal, by regional temperature band on monitoring area map with different colors to difference
Temperature range be marked output, and then using user can the temperature intuitively to monitoring area map each region carry out
Intuitive observation, and then in the case of fire, it can effectively instruct people to carry out fire extinguishing escape.
The present invention is further arranged to: further including SMS transmission module, the SMS transmission module stores the hand of owner
Machine number, when a fire, when fire occurs for the MCU processing module judgement, the MCU processing module sends mould to short message
Block sends short message prompt instruction, and the SMS transmission module sends fire alarm SMS Tip to owner's cell-phone number server-side.
By using above-mentioned technical proposal, by the setting of SMS transmission module, in the case of fire, owner is not at fire
When the alert range of calamity alarm, fire alarm is informed in time by owner by short message form in time, and then prevent in time fire
It controls.
In conclusion advantageous effects of the invention are as follows:
1. carrying out information collection to environment will be monitored by smoke sensor device and temperature sensor, and then pass through MCU processing module
It carries out identifying processing and alarm is made a sound to by the external world by fire-alarm in fire；Pass through setting in selftest module
It sets, in system operation, by intelligent voltage table to the end electricity of smoke sensor device, temperature sensor and voice guard both ends
Pressure is acquired, and then is carried out by operating status of the monitoring unit to smoke sensor device, temperature sensor and fire-alarm
Judgement, and by operating status of the display unit to smoke sensor device, temperature sensor and fire-alarm show defeated
Out, so that user is by checking display unit, whether the electrical operation that can understand each element is normal, thus sending out
When raw abnormal, repair in time, to improve system reliability of operation；
2. generating fire hazard aerosol fog analog signal and fire temperature analog signal, simulation cigarette under smoky environment by monitoring unit
The acquisition signal of mist tactility apparatus and temperature sensor, and then pass through fire hazard aerosol fog analog signal and fire temperature analog signal
Processing test is carried out to MCU processing module, examines MCU processing module when fire occurs, it can be normally in time to sensor
It acquires signal and carries out identifying processing；
3. covering by multiple temperature sensors to monitoring region, and monitoring area map is arranged by display module,
Temperature Distribution is detected by monitoring region map denotation, and with different colors different temperature ranges is marked defeated
Out, formation zone temperature band, and then when triggering fire alarm, by being read to monitoring area map, can judge
The position of fire point, facilitates and people is instructed to put out a fire and escape.
Detailed description of the invention
Fig. 1 is the functional block diagram for embodying selftest module；
Fig. 2 is the circuit diagram of mechanical alarm module.
In figure, 1, smoke sensor device；2, temperature sensor；3, MCU processing module；4, fire-alarm；5, selftest module；
51, monitoring unit；52, display unit；53, intelligent voltage table；54, auditory tone cues unit；55, image acquisition units；551, it supervises
Survey camera；6, mechanical alarm module；61, DC power supply；62, mechanical temperature control switchs；63, buzzer；7, short message sends mould
Block.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
A kind of automatic fire alarm system with self-checking function, hereinafter referred to as automatic fire alarm system, referring to Fig.1,
Including smoke sensor device 1, temperature sensor 2, MCU processing module 3, fire-alarm 4, SMS transmission module 7 and mechanical
Alarm module.
Smoke sensor device 1 detects environmental smoke content, and Smoke Detection value is sent to MCU processing module 3；
Temperature sensor 2 detects environment temperature, and temperature detection value is sent to MCU processing module.MCU processing module 3
Ambient condition is judged according to Smoke Detection value and temperature detection value, when a fire, MCU processing module 3 is to fire
Alarm 4 sounds an alarm instruction, and fire-alarm 4 outwardly makes a sound alarm.
SMS transmission module 7 stores the phone number of owner, and when a fire, fire occurs for the judgement of MCU processing module 3
When calamity, MCU processing module 3 sends short message prompt instruction to SMS transmission module 7, and SMS transmission module 7 takes to owner's cell-phone number
Business end sends fire alarm SMS Tip.When owner is not in the alarm range of fire-alarm 4, by SMS transmission module 7 to
Owner sends fire SMS Tip, and then so that owner is understood alarm of fire in time, and then handled in time.
Referring to Fig. 2, mechanical alarm module 6 includes DC power supply 61, mechanical temperature control switch 62 and buzzer 63, mechanically
Temperature detect switch (TDS) 62 and the series connection access DC power supply 61 of buzzer 63；When environment temperature is higher than the setting temperature of mechanical temperature control switch 62
When spending, mechanical temperature control switch 62 is closed, and the conducting of buzzer 63 outwardly issues buzzing alarming.Mechanical alarm module is using straight
Galvanic electricity source 61 is powered, and detects and controls element as part using mechanical temperature control switch 62, by external environment influence
It is small, to effectively improve the stability and reliability that system is alarmed in the case of fire.
Referring to Fig.1, the automatic fire alarm system with self-checking function further includes selftest module 5.Selftest module 5 includes prison
Survey unit 51, display unit 52, intelligent voltage table 53, image acquisition units 55 and auditory tone cues unit 54.Intelligent voltage table
53 are separately positioned on smoke sensor device 1, temperature sensor 2,4 both ends of fire-alarm.Intelligent voltage table 53 respectively passes smog
The end voltage at 4 both ends of sensor 1, temperature sensor 2 and fire-alarm is detected, and MCU processing module 3 is sensed according to smog
The end voltage of device 1, temperature sensor 2 and fire-alarm 4 is to smoke sensor device 1, temperature sensor 2 and fire-alarm 4
Operating status is judged, and passes through display unit 52 to the fortune of smoke sensor device 1, temperature sensor 2 and fire-alarm 4
Row state carries out display output.51 timing of monitoring unit sends fire hazard aerosol fog analog signal and fire temperature to MCU processing module 3
Analog signal is spent, and the output signal of MCU processing module 3 is acquired；Monitoring unit 51 is according to MCU processing module 3
Output signal judges the operating status of MCU processing module 3, and passes through display unit 52 to the fortune of MCU processing module 3
Row state carries out display output.Smoke sensor device 1, temperature sensor 2, fire-alarm 4 etc. are transported by intelligent voltage table 53
The stable element of row carries out electrically checking judgement, generates fire hazard aerosol fog analog signal and fire temperature mould by monitoring unit 51
Sensor detection signal when quasi- signal imitation fire is simulated, and whether handles logic in fire to MCU processing module 3
It is normally carried out judgement.
Monitoring unit 51 is to smoke sensor device 1,3 operating status of temperature sensor 2, fire-alarm 4 or MCU processing module
When being judged as abnormal；Monitoring unit 51 sends hint instructions to auditory tone cues unit 54, and auditory tone cues unit 54 outwardly issues
Auditory tone cues.When auditory tone cues unit 54 outwardly makes a sound prompt, by display unit 52 to smoke sensor device 1, temperature
Degree sensor 2, fire-alarm 4 and MCU processing module 3 operating status checked, and then it is different to operating status in time
Normal element carries out repair and maintenance.
Image acquisition units 55 include that several are separately positioned on smoke sensor device 1, temperature sensor 2, MCU processing module
3 and fire-alarm 4 at monitoring camera 551.Ambient image is acquired by monitoring camera 551, and will
The ambient image of acquisition is sent to monitoring unit 51.The ambient image that 51 pairs of monitoring unit monitoring cameras 551 are sent is known
Do not judge, when environment-identification image abnormity, sends hint instructions to auditory tone cues unit 54, auditory tone cues unit 54 is outwardly
Make a sound prompt.By monitoring camera 551 to smoke sensor device 1, temperature sensor 2, MCU processing module 3 and fire
Ambient image at alarm 4 is acquired, so that monitoring modular is by image recognition technology to smoke sensor device 1, temperature
Ambient image at sensor 2, MCU processing module 3 and fire-alarm 4 judged, judge be at each component module
It is no to block, block and mechanical damage.
Automatic fire alarm system uses multiple temperature sensors 2, and multiple temperature sensors 2 are evenly arranged in monitoring region.
Display unit 52 is provided with monitoring area map, and carries out on monitoring area map to the position of each temperature sensor 2
Label, the temperature detection value that MCU processing module 3 is sent according to temperature sensor 2 carry out regional temperature on monitoring area map
Label.Output is marked to different temperature ranges on monitoring area map with different colors in MCU processing module 3, raw
At regional temperature band.In the case of fire, it is checked by the area map to display unit 52, and then according to regional temperature
The temperature section of band understands the position for judging ignition point, so as to guidance of preferably being escaped and put out a fire.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (8)
1. a kind of automatic fire alarm system with self-checking function, including smoke sensor device (1), temperature sensor (2), MCU
Processing module (3) and fire-alarm (4), the smoke sensor device (1) detect environmental smoke content, and by cigarette
Mist detected value is sent to MCU processing module (3)；The temperature sensor (2) detects environment temperature, and temperature is examined
Measured value is sent to MCU processing module (3), and the MCU processing module (3) is according to Smoke Detection value and temperature detection value to environment shape
State is judged that when a fire, the MCU processing module (3) sounds an alarm instruction, the fire to fire-alarm (4)
Calamity alarm (4) outwardly makes a sound alarm, it is characterised in that: and it further include selftest module (5), selftest module (5) packet
It includes monitoring unit (51), display unit (52) and is separately positioned on smoke sensor device (1), temperature sensor (2), fire alarm
The intelligent voltage table (53) at device (4) both ends, the intelligent voltage table (53) is respectively to smoke sensor device (1), temperature sensor (2)
And the end voltage at fire-alarm (4) both ends is detected；MCU processing module (3) is passed according to smoke sensor device (1), temperature
The end voltage of sensor (2) and fire-alarm (4) is to smoke sensor device (1), temperature sensor (2) and fire-alarm (4)
Operating status is judged, and passes through display unit (52) to smoke sensor device (1), temperature sensor (2) and fire alarm
The operating status of device (4) carries out display output.
2. the automatic fire alarm system according to claim 1 with self-checking function, it is characterised in that: the monitoring is single
First (51) periodically send fire hazard aerosol fog analog signal and fire temperature analog signal to MCU processing module (3), and to MCU
The output signal of processing module (3) is acquired；The monitoring unit (51) is according to the output signals pair of MCU processing module (3)
The operating status of MCU processing module (3) is judged, and passes through display unit (52) to the operation shape of MCU processing module (3)
State carries out display output.
3. the automatic fire alarm system according to claim 2 with self-checking function, it is characterised in that: the self-test mould
Block (5) further includes auditory tone cues unit (54), and the monitoring unit (51) is to smoke sensor device (1), temperature sensor (2), fire
When calamity alarm (4) or MCU processing module (3) operating status are judged as abnormal；The monitoring unit (51) is to auditory tone cues list
First (54) send hint instructions, and the auditory tone cues unit (54) outwardly makes a sound prompt.
4. the automatic fire alarm system according to claim 3 with self-checking function, it is characterised in that: the self-test mould
Block (5) further includes image acquisition units (55), and described image acquisition unit (55) includes that several are separately positioned on smog sensing
Monitoring camera (551) at device (1), temperature sensor (2), MCU processing module (3) and fire-alarm (4), the prison
It surveys camera (551) to be acquired ambient image, and the ambient image of acquisition is sent to monitoring unit (51), the prison
It surveys the ambient image that unit (51) send monitoring camera (551) and carries out identification judgement, when environment-identification image abnormity, institute
It states to auditory tone cues unit (54) and sends hint instructions, the auditory tone cues unit (54) outwardly makes a sound prompt.
5. the automatic fire alarm system according to claim 1 with self-checking function, it is characterised in that: further include machinery
Alarm module (6), the mechanical alarm module (6) include DC power supply (61), mechanical temperature control switch (62) and buzzer
(63), the mechanical temperature control switch (62) and buzzer (63) series connection access DC power supply (61)；When environment temperature is higher than machine
When the setting temperature of tool formula temperature detect switch (TDS) (62), mechanical temperature control switch (62) closure, the buzzer (63) be connected to
The external world issues buzzing alarming.
6. the automatic fire alarm system according to claim 1 with self-checking function, it is characterised in that: the temperature passes
Sensor (2) is set as multiple, and the display unit (52) is provided with monitoring area map, and to each on monitoring area map
The position of a temperature sensor (2) is marked, and the MCU processing module (3) is examined according to the temperature that temperature sensor (2) is sent
Measured value carries out regional temperature label on monitoring area map.
7. the automatic fire alarm system according to claim 6 with self-checking function, it is characterised in that: at the MCU
Output, formation zone temperature is marked to different temperature ranges on monitoring area map with different colors in reason module (3)
Spend band.
8. the automatic fire alarm system according to claim 1 with self-checking function, it is characterised in that: further include short message
Sending module (7), the SMS transmission module (7) store the phone number of owner, when a fire, the MCU processing
When fire occurs for module (3) judgement, the MCU processing module (3) sends short message prompt instruction to SMS transmission module 54, described
SMS transmission module (7) Xiang Yezhu cell-phone number server-side sends fire alarm SMS Tip.
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| CN201910637976.2A CN110443971A (en) | 2019-07-16 | 2019-07-16 | Automatic fire alarm system with self-checking function |
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| CN201910637976.2A CN110443971A (en) | 2019-07-16 | 2019-07-16 | Automatic fire alarm system with self-checking function |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111354149A (en) * | 2020-03-14 | 2020-06-30 | 河北国华安全技术工程有限公司 | Fire alarm method, fire alarm device and storage medium based on Internet of things |
| CN111784958A (en) * | 2020-06-12 | 2020-10-16 | 中国铁塔股份有限公司 | Fire detection method and device |
| CN111811582A (en) * | 2020-07-31 | 2020-10-23 | 鹰潭市普利逊精密科技有限公司 | Intelligent factory building safety in production detecting system |
| CN113936418A (en) * | 2021-12-02 | 2022-01-14 | 北京伏尔特技术有限公司 | Alarm system for insulin pump and insulin pump |
| CN115228027A (en) * | 2022-04-29 | 2022-10-25 | 三一汽车制造有限公司 | Fire control method and system |
| CN116631136A (en) * | 2023-07-26 | 2023-08-22 | 邹城市美安电子科技有限公司 | Intelligent fire alarm system of building floor |
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Application publication date: 20191112 |