CN112820058A - Comprehensive fire safety evaluation system for intensive personnel place - Google Patents
Comprehensive fire safety evaluation system for intensive personnel place Download PDFInfo
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- CN112820058A CN112820058A CN202011618702.8A CN202011618702A CN112820058A CN 112820058 A CN112820058 A CN 112820058A CN 202011618702 A CN202011618702 A CN 202011618702A CN 112820058 A CN112820058 A CN 112820058A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
- G08B17/125—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions by using a video camera to detect fire or smoke
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
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Abstract
The invention provides a fire safety evaluation system for a comprehensive body in a dense place, which comprises M fire safety alarm monitoring systems arranged in the dense place, wherein each fire safety alarm monitoring system comprises a temperature monitoring sensor, a smoke monitoring sensor, an image monitoring sensor, a position monitoring sensor, a controller, a network connector and an alarm; the alarm comprises a first alarm and a second alarm. The invention can make safety warning evaluation on the fire safety of the complex in the crowded place, and enhance the fire safety.
Description
Technical Field
The invention relates to the technical field of fire safety, in particular to a comprehensive fire safety evaluation system for a crowded place.
Background
Among the various disasters, fire is one of the main disasters that threaten public safety and social development most often and most generally. In recent years, various disaster-causing factors are increased remarkably, and the scale of disasters is also expanding. With the increase of safety awareness of people, fire safety has also become popular among more and more people.
Disclosure of Invention
The invention aims to at least solve the technical problems in the prior art, and particularly creatively provides a comprehensive fire-fighting safety evaluation system for a crowded place.
In order to achieve the purpose, the invention provides a fire safety evaluation system for a comprehensive body in a dense place, which comprises M fire safety alarm monitoring systems arranged in the dense place, wherein M is a positive integer greater than or equal to 1, and each fire safety alarm monitoring system comprises a temperature monitoring sensor, a smoke monitoring sensor, an image monitoring sensor, a position monitoring sensor, a controller, a network connector and an alarm; the alarm comprises a first alarm and a second alarm;
the temperature data signal output end of the temperature monitoring sensor is connected with the temperature data signal input end of the controller, the smoke data signal output end of the smoke monitoring sensor is connected with the smoke data signal input end of the controller, the image data signal output end of the image monitoring sensor is connected with the image data signal input end of the controller, the position data signal output end of the position monitoring sensor is connected with the position data signal input end of the controller, the network connecting end of the network connector is connected with the network connecting end of the controller, the alarm data signal input end of the first alarm is connected with the alarm first data signal output end of the controller, and the alarm data signal input end of the second alarm is connected with the alarm second data signal output end of the controller;
the system comprises a temperature monitoring sensor, a smoke monitoring sensor, an image monitoring sensor, a position monitoring sensor, a network connector and an alarm, wherein the temperature monitoring sensor is used for monitoring a field temperature value, the smoke monitoring sensor is used for monitoring a field smoke concentration value, the image monitoring sensor is used for acquiring field image data, the position monitoring sensor is used for positioning a field position, the network connector is used for being connected with other network connectors and a cloud server, and the alarm is used for giving an alarm when a disaster;
a preset temperature monitoring sensor temperature threshold is prestored in the temperature monitoring sensor, a preset smoke concentration threshold of the smoke monitoring sensor is prestored in the smoke monitoring sensor, a preset temperature monitoring sensor temperature alarm threshold is prestored in the controller, the preset temperature monitoring sensor temperature alarm threshold is greater than the preset temperature monitoring sensor temperature threshold, a preset smoke concentration monitoring sensor smoke concentration alarm threshold is prestored in the controller, the preset smoke concentration monitoring sensor smoke concentration alarm threshold is greater than the preset smoke concentration monitoring sensor smoke concentration threshold, and when the temperature value monitored by the temperature monitoring sensor is greater than the preset temperature monitoring sensor temperature threshold, the temperature value monitored by the temperature monitoring sensor is sent to the controller; when the smoke concentration value monitored by the smoke monitoring sensor is greater than a preset smoke concentration threshold value of the smoke monitoring sensor, the smoke concentration value monitored by the smoke monitoring sensor is sent to the controller, and when the temperature value monitored by the temperature monitoring sensor received by the controller is greater than or equal to a preset temperature monitoring sensor temperature alarm threshold value or/and the smoke concentration value monitored by the smoke monitoring sensor is greater than or equal to the preset smoke concentration monitoring sensor smoke concentration alarm threshold value, the alarm is controlled to send an alarm signal;
when the temperature value monitored by the temperature monitoring sensor and received by the controller is greater than or equal to a preset temperature monitoring sensor temperature alarm first threshold value or/and the smoke concentration value monitored by the smoke monitoring sensor is greater than or equal to a preset smoke concentration monitoring sensor smoke concentration alarm first threshold value, the controller controls the first alarm to send out an alarm signal; the preset temperature monitoring sensor temperature alarm first threshold value is equal to the preset temperature monitoring sensor temperature alarm threshold value, and the preset smoke concentration monitoring sensor smoke concentration alarm first threshold value is equal to the preset smoke concentration monitoring sensor smoke concentration alarm threshold value;
when the temperature value monitored by the temperature monitoring sensor and received by the controller is greater than or equal to a preset second temperature alarm threshold of the temperature monitoring sensor or/and the smoke concentration value monitored by the smoke monitoring sensor is greater than or equal to a preset second smoke concentration alarm threshold of the smoke concentration monitoring sensor, the controller controls the second alarm to send out an alarm signal; the second preset temperature alarm threshold of the temperature monitoring sensor is larger than the first preset temperature alarm threshold of the temperature monitoring sensor, and the second preset smoke concentration alarm threshold of the smoke concentration monitoring sensor is larger than the first preset smoke concentration alarm threshold of the smoke concentration monitoring sensor;
when the first alarm or/and the second alarm give out an alarm, the controller controls the image data collected by the image monitoring sensor and the position monitored by the position monitoring sensor to be transmitted to the cloud server through the network connector.
In a preferred embodiment of the invention, the method comprises the following steps:
s1, operating the temperature monitoring sensor and the smoke monitoring sensor;
s2, the controller sends out alarm according to the data information of the temperature monitoring sensor and the smoke monitoring sensor;
and S3, uploading the image data acquired by the image monitoring sensor to a cloud server for image processing, and feeding the result back to the intelligent terminal.
In a preferred embodiment of the present invention, in step S1, the temperature monitoring sensor includes the steps of:
s11, initializing a temperature monitoring sensor;
s12, after the temperature monitoring sensor is initialized, the controller writes a preset temperature threshold value of the temperature monitoring sensor into the temperature monitoring sensor; controlling a temperature monitoring sensor to acquire a field temperature value;
s13, comparing whether the temperature value collected by the temperature monitoring sensor is less than or equal to the preset temperature threshold of the temperature monitoring sensor:
if the temperature value acquired by the temperature monitoring sensor is less than or equal to the preset temperature threshold value of the temperature monitoring sensor, the temperature value acquired by the temperature monitoring sensor is omitted, and the temperature monitoring sensor continues to acquire the field temperature value; returning to step S13;
if the temperature value acquired by the temperature monitoring sensor is greater than the preset temperature threshold value of the temperature monitoring sensor, the temperature value acquired by the temperature monitoring sensor is sent to the controller, and the temperature monitoring sensor continues to acquire the field temperature value; return is made to step S13.
In a preferred embodiment of the present invention, in step S1, the smoke monitoring sensor comprises the steps of:
s11, initializing a smoke concentration monitoring sensor;
s12, after the initialization of the smoke concentration monitoring sensor is completed, the controller writes a preset smoke concentration threshold value of the smoke concentration monitoring sensor into the smoke concentration monitoring sensor; controlling a smoke concentration monitoring sensor to collect a field smoke concentration value;
s13, comparing whether the smoke concentration value collected by the smoke concentration monitoring sensor is less than or equal to a preset smoke concentration monitoring sensor smoke concentration threshold value:
if the smoke concentration value acquired by the smoke concentration monitoring sensor is smaller than or equal to a preset smoke concentration threshold value of the smoke concentration monitoring sensor, the smoke concentration value acquired by the smoke concentration monitoring sensor is discarded, and the smoke concentration monitoring sensor continues to acquire the field smoke concentration value; returning to step S13;
if the smoke concentration value acquired by the smoke concentration monitoring sensor is greater than a preset smoke concentration threshold value of the smoke concentration monitoring sensor, the smoke concentration value acquired by the smoke concentration monitoring sensor is sent to a controller, and the smoke concentration monitoring sensor continues to acquire a field smoke concentration value; return is made to step S23.
In a preferred embodiment of the present invention, step S2 includes the following steps:
s21, presetting a first temperature alarm threshold of a preset temperature monitoring sensor in the controller, and presetting a first smoke concentration alarm threshold of a preset smoke concentration monitoring sensor in the controller;
s22, the controller judges whether the temperature value sent by the temperature monitoring sensor to the controller is larger than or equal to a preset first temperature alarm threshold of the temperature monitoring sensor or/and whether the smoke concentration value sent by the smoke monitoring sensor to the controller is larger than or equal to a preset first smoke concentration alarm threshold of the smoke concentration monitoring sensor;
if the temperature value sent by the temperature monitoring sensor to the controller is greater than or equal to a preset temperature monitoring sensor temperature alarm first threshold value, and the smoke concentration value sent by the smoke monitoring sensor to the controller is greater than or equal to a preset smoke concentration monitoring sensor smoke concentration alarm first threshold value; the controller sends an alarm signal to the first alarm, and the first alarm sends out a signal with the frequency f1The alarm signal of (1);
otherwise, the controller does not send an alarm signal to the first alarm.
In a preferred embodiment of the present invention, step S2 includes the following steps:
s21, presetting a preset temperature monitoring sensor temperature alarm second threshold in the controller, and presetting a preset smoke concentration monitoring sensor smoke concentration alarm second threshold in the controller;
s22, the controller judges whether the temperature value sent by the temperature monitoring sensor to the controller is larger than or equal to a preset second temperature alarm threshold of the temperature monitoring sensor or/and whether the smoke concentration value sent by the smoke monitoring sensor to the controller is larger than or equal to a preset second smoke concentration alarm threshold of the smoke concentration monitoring sensor;
if the temperature value sent by the temperature monitoring sensor to the controller is greater than or equal to the preset second temperature alarm threshold of the temperature monitoring sensor, and the smoke concentration value sent by the smoke monitoring sensor to the controller is greater than or equal to the preset second smoke concentration alarm threshold of the smoke concentration monitoring sensor; the controller sends an alarm signal to the second alarm, and the second alarm sends out a signal with the frequency f2The alarm signal of (1);
otherwise, the controller does not send an alarm signal to the second alarm.
In conclusion, due to the adoption of the technical scheme, the fire safety warning system can perform safety warning evaluation on the fire safety of the comprehensive body in the intensive personnel place, and enhance the fire safety.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic block diagram of the process of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The invention provides a fire safety evaluation system for a comprehensive body in a dense place of people, which comprises M fire safety alarm monitoring systems arranged in the dense place of people, wherein M is a positive integer greater than or equal to 1, and each fire safety alarm monitoring system comprises a temperature monitoring sensor, a smoke monitoring sensor, an image monitoring sensor, a position monitoring sensor, a controller, a network connector and an alarm; the alarm comprises a first alarm and a second alarm;
the temperature data signal output end of the temperature monitoring sensor is connected with the temperature data signal input end of the controller, the smoke data signal output end of the smoke monitoring sensor is connected with the smoke data signal input end of the controller, the image data signal output end of the image monitoring sensor is connected with the image data signal input end of the controller, the position data signal output end of the position monitoring sensor is connected with the position data signal input end of the controller, the network connecting end of the network connector is connected with the network connecting end of the controller, the alarm data signal input end of the first alarm is connected with the alarm first data signal output end of the controller, and the alarm data signal input end of the second alarm is connected with the alarm second data signal output end of the controller;
the system comprises a temperature monitoring sensor, a smoke monitoring sensor, an image monitoring sensor, a position monitoring sensor, a network connector and an alarm, wherein the temperature monitoring sensor is used for monitoring a field temperature value, the smoke monitoring sensor is used for monitoring a field smoke concentration value, the image monitoring sensor is used for acquiring field image data, the position monitoring sensor is used for positioning a field position, the network connector is used for being connected with other network connectors and a cloud server, and the alarm is used for giving an alarm when a disaster;
a preset temperature monitoring sensor temperature threshold is prestored in the temperature monitoring sensor, a preset smoke concentration threshold of the smoke monitoring sensor is prestored in the smoke monitoring sensor, a preset temperature monitoring sensor temperature alarm threshold is prestored in the controller, the preset temperature monitoring sensor temperature alarm threshold is greater than the preset temperature monitoring sensor temperature threshold, a preset smoke concentration monitoring sensor smoke concentration alarm threshold is prestored in the controller, the preset smoke concentration monitoring sensor smoke concentration alarm threshold is greater than the preset smoke concentration monitoring sensor smoke concentration threshold, and when the temperature value monitored by the temperature monitoring sensor is greater than the preset temperature monitoring sensor temperature threshold, the temperature value monitored by the temperature monitoring sensor is sent to the controller; when the smoke concentration value monitored by the smoke monitoring sensor is greater than a preset smoke concentration threshold value of the smoke monitoring sensor, the smoke concentration value monitored by the smoke monitoring sensor is sent to the controller, and when the temperature value monitored by the temperature monitoring sensor received by the controller is greater than or equal to a preset temperature monitoring sensor temperature alarm threshold value or/and the smoke concentration value monitored by the smoke monitoring sensor is greater than or equal to the preset smoke concentration monitoring sensor smoke concentration alarm threshold value, the alarm is controlled to send an alarm signal;
when the temperature value monitored by the temperature monitoring sensor and received by the controller is greater than or equal to a preset temperature monitoring sensor temperature alarm first threshold value or/and the smoke concentration value monitored by the smoke monitoring sensor is greater than or equal to a preset smoke concentration monitoring sensor smoke concentration alarm first threshold value, the controller controls the first alarm to send out an alarm signal; the frequency of the first alarm for sending out the alarm signal is f1The first preset temperature monitoring sensor temperature alarm threshold is equal to the preset temperature monitoring sensor temperature alarm threshold, and the first preset smoke concentration monitoring sensor smoke concentration alarm threshold is equal to the preset smoke concentration monitoring sensor smoke concentration alarm threshold;
when the temperature value monitored by the temperature monitoring sensor received by the controller is greater than or equal to the preset second temperature alarm threshold of the temperature monitoring sensor or/and the smoke concentration value monitored by the smoke monitoring sensor is greater than or equal to the preset smoke concentration alarm threshold of the smoke concentration monitoring sensorWhen the second threshold value is reached, the controller controls the second alarm to send out an alarm signal; the frequency of the alarm signal sent by the second alarm is f2，f2＝f1+ f, f is the adjustment increase frequency, and f is a positive number greater than 0; the second preset temperature alarm threshold of the temperature monitoring sensor is larger than the first preset temperature alarm threshold of the temperature monitoring sensor, and the second preset smoke concentration alarm threshold of the smoke concentration monitoring sensor is larger than the first preset smoke concentration alarm threshold of the smoke concentration monitoring sensor;
when the first alarm or/and the second alarm give out an alarm, the controller controls the image data collected by the image monitoring sensor and the position monitored by the position monitoring sensor to be transmitted to the cloud server through the network connector.
In a preferred embodiment of the present invention, as shown in fig. 1, the following steps are included:
s1, operating the temperature monitoring sensor and the smoke monitoring sensor;
s2, the controller sends out alarm according to the data information of the temperature monitoring sensor and the smoke monitoring sensor;
and S3, uploading the image data acquired by the image monitoring sensor to a cloud server for image processing, and feeding the result back to the intelligent terminal.
In a preferred embodiment of the present invention, in step S1, the temperature monitoring sensor includes the steps of:
s11, initializing a temperature monitoring sensor;
s12, after the temperature monitoring sensor is initialized, the controller writes a preset temperature threshold value of the temperature monitoring sensor into the temperature monitoring sensor; controlling a temperature monitoring sensor to acquire a field temperature value;
s13, comparing whether the temperature value collected by the temperature monitoring sensor is less than or equal to the preset temperature threshold of the temperature monitoring sensor:
if the temperature value acquired by the temperature monitoring sensor is less than or equal to the preset temperature threshold value of the temperature monitoring sensor, the temperature value acquired by the temperature monitoring sensor is omitted, and the temperature monitoring sensor continues to acquire the field temperature value; returning to step S13;
if the temperature value acquired by the temperature monitoring sensor is greater than the preset temperature threshold value of the temperature monitoring sensor, the temperature value acquired by the temperature monitoring sensor is sent to the controller, and the temperature monitoring sensor continues to acquire the field temperature value; return is made to step S13.
In a preferred embodiment of the present invention, in step S1, the smoke monitoring sensor comprises the steps of:
s11, initializing a smoke concentration monitoring sensor;
s12, after the initialization of the smoke concentration monitoring sensor is completed, the controller writes a preset smoke concentration threshold value of the smoke concentration monitoring sensor into the smoke concentration monitoring sensor; controlling a smoke concentration monitoring sensor to collect a field smoke concentration value;
s13, comparing whether the smoke concentration value collected by the smoke concentration monitoring sensor is less than or equal to a preset smoke concentration monitoring sensor smoke concentration threshold value:
if the smoke concentration value acquired by the smoke concentration monitoring sensor is smaller than or equal to a preset smoke concentration threshold value of the smoke concentration monitoring sensor, the smoke concentration value acquired by the smoke concentration monitoring sensor is discarded, and the smoke concentration monitoring sensor continues to acquire the field smoke concentration value; returning to step S13;
if the smoke concentration value acquired by the smoke concentration monitoring sensor is greater than a preset smoke concentration threshold value of the smoke concentration monitoring sensor, the smoke concentration value acquired by the smoke concentration monitoring sensor is sent to a controller, and the smoke concentration monitoring sensor continues to acquire a field smoke concentration value; return is made to step S23.
In a preferred embodiment of the present invention, step S2 includes the following steps:
s21, presetting a first temperature alarm threshold of a preset temperature monitoring sensor in the controller, and presetting a first smoke concentration alarm threshold of a preset smoke concentration monitoring sensor in the controller;
s22, the controller judges whether the temperature value sent by the temperature monitoring sensor to the controller is larger than or equal to a preset first temperature alarm threshold of the temperature monitoring sensor or/and whether the smoke concentration value sent by the smoke monitoring sensor to the controller is larger than or equal to a preset first smoke concentration alarm threshold of the smoke concentration monitoring sensor;
if the temperature value sent by the temperature monitoring sensor to the controller is greater than or equal to a preset temperature monitoring sensor temperature alarm first threshold value, and the smoke concentration value sent by the smoke monitoring sensor to the controller is greater than or equal to a preset smoke concentration monitoring sensor smoke concentration alarm first threshold value; the controller sends an alarm signal to the first alarm, and the first alarm sends out a signal with the frequency f1The alarm signal of (1);
otherwise, the controller does not send an alarm signal to the first alarm.
In a preferred embodiment of the present invention, step S2 includes the following steps:
s21, presetting a preset temperature monitoring sensor temperature alarm second threshold in the controller, and presetting a preset smoke concentration monitoring sensor smoke concentration alarm second threshold in the controller;
s22, the controller judges whether the temperature value sent by the temperature monitoring sensor to the controller is larger than or equal to a preset second temperature alarm threshold of the temperature monitoring sensor or/and whether the smoke concentration value sent by the smoke monitoring sensor to the controller is larger than or equal to a preset second smoke concentration alarm threshold of the smoke concentration monitoring sensor;
if the temperature value sent by the temperature monitoring sensor to the controller is greater than or equal to the preset second temperature alarm threshold of the temperature monitoring sensor, and the smoke concentration value sent by the smoke monitoring sensor to the controller is greater than or equal to the preset second smoke concentration alarm threshold of the smoke concentration monitoring sensor; the controller sends an alarm signal to the second alarm, and the second alarm sends out a signal with the frequency f2The alarm signal of (1);
otherwise, the controller does not send an alarm signal to the second alarm.
In a preferred embodiment of the present invention, step S3 includes the following steps:
s31, imageMonitoring image data P collected by sensort lCarrying out location position classification, wherein l represents the position for arranging the image monitoring sensor, and t represents the acquisition time of the image monitoring sensor;
and S32, analyzing and judging the concentration of the people in the images at the same position and different moments:
if the personnel density in the image is greater than or equal to a preset personnel density threshold value, the cloud server sends an alarm instruction to the intelligent terminal; the alert instruction includes an alert location.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. A fire safety evaluation system for a comprehensive body in a dense personnel place is characterized by comprising M fire safety alarm monitoring systems arranged in the dense personnel place, wherein M is a positive integer greater than or equal to 1, and each fire safety alarm monitoring system comprises a temperature monitoring sensor, a smoke monitoring sensor, an image monitoring sensor, a position monitoring sensor, a controller, a network connector and an alarm; the alarm comprises a first alarm and a second alarm;
the temperature data signal output end of the temperature monitoring sensor is connected with the temperature data signal input end of the controller, the smoke data signal output end of the smoke monitoring sensor is connected with the smoke data signal input end of the controller, the image data signal output end of the image monitoring sensor is connected with the image data signal input end of the controller, the position data signal output end of the position monitoring sensor is connected with the position data signal input end of the controller, the network connecting end of the network connector is connected with the network connecting end of the controller, the alarm data signal input end of the first alarm is connected with the alarm first data signal output end of the controller, and the alarm data signal input end of the second alarm is connected with the alarm second data signal output end of the controller;
the system comprises a temperature monitoring sensor, a smoke monitoring sensor, an image monitoring sensor, a position monitoring sensor, a network connector and an alarm, wherein the temperature monitoring sensor is used for monitoring a field temperature value, the smoke monitoring sensor is used for monitoring a field smoke concentration value, the image monitoring sensor is used for acquiring field image data, the position monitoring sensor is used for positioning a field position, the network connector is used for being connected with other network connectors and a cloud server, and the alarm is used for giving an alarm when a disaster;
a preset temperature monitoring sensor temperature threshold is prestored in the temperature monitoring sensor, a preset smoke concentration threshold of the smoke monitoring sensor is prestored in the smoke monitoring sensor, a preset temperature monitoring sensor temperature alarm threshold is prestored in the controller, the preset temperature monitoring sensor temperature alarm threshold is greater than the preset temperature monitoring sensor temperature threshold, a preset smoke concentration monitoring sensor smoke concentration alarm threshold is prestored in the controller, the preset smoke concentration monitoring sensor smoke concentration alarm threshold is greater than the preset smoke concentration monitoring sensor smoke concentration threshold, and when the temperature value monitored by the temperature monitoring sensor is greater than the preset temperature monitoring sensor temperature threshold, the temperature value monitored by the temperature monitoring sensor is sent to the controller; when the smoke concentration value monitored by the smoke monitoring sensor is greater than a preset smoke concentration threshold value of the smoke monitoring sensor, the smoke concentration value monitored by the smoke monitoring sensor is sent to the controller, and when the temperature value monitored by the temperature monitoring sensor received by the controller is greater than or equal to a preset temperature monitoring sensor temperature alarm threshold value or/and the smoke concentration value monitored by the smoke monitoring sensor is greater than or equal to the preset smoke concentration monitoring sensor smoke concentration alarm threshold value, the alarm is controlled to send an alarm signal;
when the temperature value monitored by the temperature monitoring sensor and received by the controller is greater than or equal to a preset temperature monitoring sensor temperature alarm first threshold value or/and the smoke concentration value monitored by the smoke monitoring sensor is greater than or equal to a preset smoke concentration monitoring sensor smoke concentration alarm first threshold value, the controller controls the first alarm to send out an alarm signal; the preset temperature monitoring sensor temperature alarm first threshold value is equal to the preset temperature monitoring sensor temperature alarm threshold value, and the preset smoke concentration monitoring sensor smoke concentration alarm first threshold value is equal to the preset smoke concentration monitoring sensor smoke concentration alarm threshold value;
when the temperature value monitored by the temperature monitoring sensor and received by the controller is greater than or equal to a preset second temperature alarm threshold of the temperature monitoring sensor or/and the smoke concentration value monitored by the smoke monitoring sensor is greater than or equal to a preset second smoke concentration alarm threshold of the smoke concentration monitoring sensor, the controller controls the second alarm to send out an alarm signal; the second preset temperature alarm threshold of the temperature monitoring sensor is larger than the first preset temperature alarm threshold of the temperature monitoring sensor, and the second preset smoke concentration alarm threshold of the smoke concentration monitoring sensor is larger than the first preset smoke concentration alarm threshold of the smoke concentration monitoring sensor;
when the first alarm or/and the second alarm give out an alarm, the controller controls the image data collected by the image monitoring sensor and the position monitored by the position monitoring sensor to be transmitted to the cloud server through the network connector.
2. The method of claim 1, comprising the steps of:
s1, operating the temperature monitoring sensor and the smoke monitoring sensor;
s2, the controller sends out alarm according to the data information of the temperature monitoring sensor and the smoke monitoring sensor;
and S3, uploading the image data acquired by the image monitoring sensor to a cloud server for image processing, and feeding the result back to the intelligent terminal.
3. The method of claim 2, wherein in step S1, the temperature monitoring sensor comprises the following steps:
s11, initializing a temperature monitoring sensor;
s12, after the temperature monitoring sensor is initialized, the controller writes a preset temperature threshold value of the temperature monitoring sensor into the temperature monitoring sensor; controlling a temperature monitoring sensor to acquire a field temperature value;
s13, comparing whether the temperature value collected by the temperature monitoring sensor is less than or equal to the preset temperature threshold of the temperature monitoring sensor:
if the temperature value acquired by the temperature monitoring sensor is less than or equal to the preset temperature threshold value of the temperature monitoring sensor, the temperature value acquired by the temperature monitoring sensor is omitted, and the temperature monitoring sensor continues to acquire the field temperature value; returning to step S13;
if the temperature value acquired by the temperature monitoring sensor is greater than the preset temperature threshold value of the temperature monitoring sensor, the temperature value acquired by the temperature monitoring sensor is sent to the controller, and the temperature monitoring sensor continues to acquire the field temperature value; return is made to step S13.
4. The method of operating a personnel dense site complex fire safety evaluation system of claim 2, wherein in step S1, the smoke monitoring sensor comprises the steps of:
s11, initializing a smoke concentration monitoring sensor;
s12, after the initialization of the smoke concentration monitoring sensor is completed, the controller writes a preset smoke concentration threshold value of the smoke concentration monitoring sensor into the smoke concentration monitoring sensor; controlling a smoke concentration monitoring sensor to collect a field smoke concentration value;
s13, comparing whether the smoke concentration value collected by the smoke concentration monitoring sensor is less than or equal to a preset smoke concentration monitoring sensor smoke concentration threshold value:
if the smoke concentration value acquired by the smoke concentration monitoring sensor is smaller than or equal to a preset smoke concentration threshold value of the smoke concentration monitoring sensor, the smoke concentration value acquired by the smoke concentration monitoring sensor is discarded, and the smoke concentration monitoring sensor continues to acquire the field smoke concentration value; returning to step S13;
if the smoke concentration value acquired by the smoke concentration monitoring sensor is greater than a preset smoke concentration threshold value of the smoke concentration monitoring sensor, the smoke concentration value acquired by the smoke concentration monitoring sensor is sent to a controller, and the smoke concentration monitoring sensor continues to acquire a field smoke concentration value; return is made to step S23.
5. The method of claim 2, wherein step S2 includes the following steps:
s21, presetting a first temperature alarm threshold of a preset temperature monitoring sensor in the controller, and presetting a first smoke concentration alarm threshold of a preset smoke concentration monitoring sensor in the controller;
s22, the controller judges whether the temperature value sent by the temperature monitoring sensor to the controller is larger than or equal to a preset first temperature alarm threshold of the temperature monitoring sensor or/and whether the smoke concentration value sent by the smoke monitoring sensor to the controller is larger than or equal to a preset first smoke concentration alarm threshold of the smoke concentration monitoring sensor;
if the temperature value sent by the temperature monitoring sensor to the controller is greater than or equal to a preset temperature monitoring sensor temperature alarm first threshold value, and the smoke concentration value sent by the smoke monitoring sensor to the controller is greater than or equal to a preset smoke concentration monitoring sensor smoke concentration alarm first threshold value; the controller sends an alarm signal to the first alarm, and the first alarm sends out a signal with the frequency f1The alarm signal of (1);
otherwise, the controller does not send an alarm signal to the first alarm.
6. The method of claim 2, wherein step S2 includes the following steps:
s21, presetting a preset temperature monitoring sensor temperature alarm second threshold in the controller, and presetting a preset smoke concentration monitoring sensor smoke concentration alarm second threshold in the controller;
s22, the controller judges whether the temperature value sent by the temperature monitoring sensor to the controller is larger than or equal to a preset second temperature alarm threshold of the temperature monitoring sensor or/and whether the smoke concentration value sent by the smoke monitoring sensor to the controller is larger than or equal to a preset second smoke concentration alarm threshold of the smoke concentration monitoring sensor;
if the temperature value sent by the temperature monitoring sensor to the controller is greater than or equal to the preset second temperature alarm threshold of the temperature monitoring sensor, and the smoke concentration value sent by the smoke monitoring sensor to the controller is greater than or equal to the preset second smoke concentration alarm threshold of the smoke concentration monitoring sensor; the controller sends an alarm signal to the second alarm, and the second alarm sends out a signal with the frequency f2The alarm signal of (1);
otherwise, the controller does not send an alarm signal to the second alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202011618702.8A CN112820058B (en) | 2020-12-31 | 2020-12-31 | Fire safety evaluation system for personnel-intensive place complex |
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| CN202011618702.8A CN112820058B (en) | 2020-12-31 | 2020-12-31 | Fire safety evaluation system for personnel-intensive place complex |
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| CN112820058A true CN112820058A (en) | 2021-05-18 |
| CN112820058B CN112820058B (en) | 2023-04-25 |
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| JP2002324280A (en) * | 2001-04-24 | 2002-11-08 | Matsushita Electric Works Ltd | Composite type fire sensor |
| DE102008039132A1 (en) * | 2008-08-21 | 2010-02-25 | Billy Hou | Intelligent image smoke/flame sensor i.e. personal computer/CPU based intelligent image smoke/flame sensor, for intelligent image smoke/flame detection system in e.g. gym, has digital signal processor for turning on infrared lamp |
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| CN112820058B (en) | 2023-04-25 |
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