CN113240873B - Fire door monitoring system - Google Patents
Fire door monitoring system Download PDFInfo
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- CN113240873B CN113240873B CN202110418202.8A CN202110418202A CN113240873B CN 113240873 B CN113240873 B CN 113240873B CN 202110418202 A CN202110418202 A CN 202110418202A CN 113240873 B CN113240873 B CN 113240873B
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
- G08B13/19665—Details related to the storage of video surveillance data
- G08B13/19667—Details realated to data compression, encryption or encoding, e.g. resolution modes for reducing data volume to lower transmission bandwidth or memory requirements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/0085—Hand-off measurements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention discloses a fire door monitoring system, which utilizes a data acquisition module to acquire data information of fire door operation, wherein the data information comprises opening and closing data and monitoring data of a fire door; receiving and processing the data information by using a data processing module to obtain data processing information; receiving and analyzing the data processing information by using a data analysis module to obtain data analysis information; an alarm module is used for carrying out alarm prompt according to the data analysis information; receiving the monitoring video by using a signal adjusting module, analyzing the signal intensity of the monitoring video to obtain signal analysis data, and adjusting a communication mode by using the signal analysis data; the invention discloses various aspects for solving the problems that the door magnetic switch and a monitoring camera cannot be used in a simultaneous interaction manner in the existing scheme, so that the camera cannot interact and monitor with the state of the door magnetic switch during monitoring, and the communication data transmission is abnormal due to the fact that the camera cannot be adjusted according to the change of a communication signal.
Description
Technical Field
The invention relates to the field of monitoring systems, in particular to a fire door monitoring system.
Background
The door magnetic switch is a safety alarm system, which can be divided into a door magnetic switch and a window magnetic switch according to different installation positions, and the door magnetic switch and the window magnetic switch are generally not easy to see, so that the door magnetic switch can play a good safety alarm role, and when an intruder forcibly enters a door or a window without seeing the door magnetic switch, the door magnetic switch can send out messages such as alarm sound and the like or directly inform an police station of illegal intrusion; the door magnetic switch can also be used in cooperation with an access control system, under a general condition, an entrant needs to perform card swiping operation, the system acquires information of the entrant and judges whether the entrant has the authority to enter, when the authority exists, the door is opened, the entrant can enter, all entering modes except the condition belong to forced entering, and the door magnetic switch can give an alarm when the entrant is found to be forced; the application discloses fire door combines a magnetic switch and video monitoring to monitor simultaneously.
Patent CN106533545B discloses an entrance guard monitoring system, which includes a plurality of optical fiber sensors and an optical link detection system, the optical fiber sensors are respectively disposed at the box body of the box near the edge of the box door. The optical fiber sensor comprises an optical fiber, a reflection module and a transmission structure, wherein the reflection module is connected in series in the optical link detection system through the optical fiber, and the transmission structure is elastically connected with the reflection module. The door is closed, so that the transmission structure is forced to move and pushes the reflection module to change the reflectivity of the reflection module, the door is opened, so that the transmission structure returns, the reflectivity of the reflection module is restored, and the optical link detection system senses the reflectivity of the reflection module to monitor the opening and closing of the door. The entrance guard monitoring system can effectively monitor the state of each box door and cannot influence the service quality of a link.
The existing fire door monitoring system has the defects that: the door magnetic switch and the monitoring camera cannot be used in a simultaneous interaction mode, so that the camera cannot interact with and monitor the state of the door magnetic switch during monitoring, and the problem that communication data transmission is abnormal due to the fact that the camera cannot be adjusted according to changes of communication signals is solved.
Disclosure of Invention
The invention aims to provide a fire door monitoring system, and the technical problems to be solved by the invention are as follows:
how to solve and can not carry out simultaneous interaction with door magnetic switch and surveillance camera head among the current scheme and use for can not carry out the problem of interacting and monitoring with door magnetic switch's state during the camera control, and can not adjust according to communication signal's change and lead to communication data transmission to appear unusual problem.
The purpose of the invention can be realized by the following technical scheme: the fire door monitoring system comprises a data acquisition module, a data processing module, a data analysis module, a data storage module, a signal regulation module, an alarm module and a communication module;
the data acquisition module is used for acquiring data information of the operation of the fire door, the data information comprises opening and closing data and monitoring data of the fire door, and the data information is sent to the data processing module through the communication module;
the data processing module is used for receiving and processing data information to obtain data processing information and sending the data processing information to the data analysis module;
the data analysis module is used for receiving and analyzing the data processing information to obtain data analysis information, and sending the data analysis information to the data storage module and the alarm module; the specific analysis steps include:
the method comprises the following steps: acquiring an operation value in the data processing information, comparing the operation value with a preset standard operation threshold value, and if the operation value is not greater than the standard operation threshold value, generating a first analysis signal; if the operation value is larger than the standard operation threshold value, generating a second analysis signal;
step two: storing the monitoring video in the data processing information to a first divided storage unit in a data storage module by using a first analysis signal, and storing the extracted video in the data processing information to a second divided storage unit in the data storage module by using a second analysis signal;
step three: combining the first analysis signal and the second analysis signal to obtain data analysis information;
the communication module is used for transmitting data among the modules;
the data storage module comprises a first divided storage unit and a second divided storage unit, wherein the first divided storage unit is used for storing all monitoring videos, and the second divided storage unit is used for storing extracted videos.
Preferably, the data processing module is configured to receive and process data information to obtain data processing information, and the specific steps include:
s21: acquiring switch data and monitoring data in the data information, and marking the opening time in the switch data as TKi, i being 1,2.. n; marking the closing time in the switch data as TGi, i is 1,2.. n; respectively setting the induction state of the induction magnet in the data information and the induction state of the induction ID card as a first induction state and a second induction state, carrying out normalization processing on the first induction state and the second induction state to obtain values, and respectively setting the values as G1 and G2;
s22: acquiring a state coefficient B of the induction magnet and the induction ID card by using a formula B which is G1/G2, if the state coefficient is equal to an integer, indicating that the door magnet in the fire door is in a closed state, and if the state coefficient is not equal to the integer, indicating that the door magnet in the fire door is in an open state;
s23: marking the monitoring time in the monitoring data as JKi, i ═ 1,2.. n; marking the monitoring video in the monitoring data as JSi, i ═ 1,2.. n;
s24: setting the starting time as a starting signal, utilizing the starting signal to cut off the monitoring video according to preset cutting-off time to obtain an extracted video, and marking the extracted video as TSi, wherein i is 1,2.. n;
s25: acquiring the time length between the opening time and the corresponding closing time, carrying out normalization processing on the time length, and setting the time length as D1;
s26: counting the opening times and the closing times of the fire door, setting the opening times as KQ, and setting the closing times as GB;
s27: using formulas
Acquiring an operation value of a fire door;
wherein h1, h2, h3 and h4 are represented as preset different scale factors, h4> h1> h2> h3, and TSi0 is represented as the total number of extracted videos;
s28: and combining the marked on time, off time, monitoring video, monitoring signal, extracted video and operation value to obtain data processing information.
Preferably, the alarm module is configured to perform alarm prompting according to the data analysis information, and the specific steps include:
s31: acquiring data analysis information, generating alarm data by using a second analysis signal, and marking an extracted video corresponding to the second analysis signal to obtain a marked early warning video;
s32: and pushing the alarm data to the terminal equipment for prompting, and displaying a marked early warning video corresponding to the alarm data.
Preferably, the signal conditioning module is configured to receive the monitoring video and analyze the signal strength of the monitoring video to obtain signal analysis data, and adjust the communication mode by using the signal analysis data, and the specific steps include:
s41: acquiring signal strength during monitoring video transmission, setting all the signal strengths to correspond to a signal strength value, matching monitoring signals in monitoring data with all the monitoring signals to obtain signal strength values corresponding to the monitoring signals, and setting the signal strength values as XPi, wherein i is 1,2.. n;
s42: using formulas
Acquiring a migration value QY of a monitoring signal; wherein, alpha is expressed as a preset signal correction factor, and XPi0 is expressed as a preset standard signal;
s43: comparing the migration value with a preset migration threshold value, and if the migration value is smaller than the migration threshold value but not longer than the preset migration time, generating first signal data; if the migration value is smaller than the migration threshold value and exceeds the preset migration time, generating second signal data; if the migration value is not smaller than the migration threshold value, generating third signal data; wherein the first signal data indicates that the signal strength is unstable but within normal fluctuation range; the second signal data indicates that the signal strength is unstable and exceeds a normal fluctuation range; the third signal data indicates that the signal strength is stable;
s44: the first signal data, the second signal data and the third signal data form signal analysis data, and a communication mode is kept unchanged according to the first signal data and the third signal data; and changing the communication mode according to the second signal data, and sending the second signal data to an alarm module for alarm prompt.
The invention has the beneficial effects that:
on one aspect of the invention, the data acquisition module is used for acquiring data information of the operation of the fire door, the data information comprises opening and closing data and monitoring data of the fire door, and the data information is sent to the data processing module through the communication module; receiving and processing the data information by using a data processing module to obtain data processing information; receiving and analyzing the data processing information by using a data analysis module to obtain data analysis information; by comprehensively analyzing the switch data and the monitoring data of the fire door and calculating to obtain the operation value of the fire door, the magnetic door switch in the fire door and the monitoring camera information can be simultaneously and interactively, and the extracted video during the magnetic door switch is obtained, so that the monitoring effect on the fire door can be effectively improved, the magnetic door switch and the monitoring camera can be simultaneously and interactively used, and the aim of interacting and monitoring the state of the magnetic door switch during the monitoring of the camera is fulfilled;
on the other hand, the alarm module is used for carrying out alarm prompt according to the data analysis information; utilize signal conditioning module to receive the surveillance video and carry out the analysis to its signal strength, obtain signal analysis data, utilize signal analysis data adjustment communication mode, whether normal through the state that obtains analysis fire door to the running value analysis, when the state of fire door appears unusually, the staff can acquire the behavior of entrance guard's switch fast through drawing the video, avoid seeking in a large amount of surveillance videos, and can in time adjust communication mode according to communication signal's intensity, can reach and adjust according to communication signal's change, avoid communication data transmission unusual purpose to appear.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a functional block diagram of a fire door monitoring system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the invention relates to a fire door monitoring system, which comprises a data acquisition module, a data processing module, a data analysis module, a data storage module, a signal regulation module, an alarm module and a communication module;
the data acquisition module is used for acquiring data information of the operation of the fire door, the data information comprises opening and closing data and monitoring data of the fire door, and the data information is sent to the data processing module through the communication module;
the data processing module is used for receiving and processing data information to obtain data processing information and sending the data processing information to the data analysis module; the method comprises the following specific steps:
acquiring switch data and monitoring data in the data information, and marking the opening time in the switch data as TKi, i being 1,2.. n; marking the off time in the switch data as TGi, i ═ 1,2.. n; respectively setting the induction state of the induction magnet in the data information and the induction state of the induction ID card as a first induction state and a second induction state, carrying out normalization processing on the first induction state and the second induction state to obtain values, and respectively setting the values as G1 and G2; for example, the induction state of the induction magnet is 2, the non-induction state is 0.8, the induction state of the induction ID card is 1, and the non-induction state is 0.6;
acquiring a state coefficient B of the induction magnet and the induction ID card by using a formula B which is G1/G2, if the state coefficient is equal to an integer, indicating that the door magnet in the fire door is in a closed state, and if the state coefficient is not equal to the integer, indicating that the door magnet in the fire door is in an open state; the state coefficient is not equal to an integer, the induction state of the induction magnet and the induction state of the induction ID card are not started at the same time, and the induction of the induction magnet or the induction ID card is abnormal;
marking the monitoring time in the monitoring data as JKi, i-1, 2.. n; marking the monitoring video in the monitoring data as JSi, i ═ 1,2.. n;
setting the starting time as a starting signal, utilizing the starting signal to cut off the monitoring video according to preset cutting-off time to obtain an extracted video, and marking the extracted video as TSi, wherein i is 1,2.. n; wherein the preset truncation time is 15s before and after the opening signal;
acquiring the duration between the opening time and the corresponding closing time, carrying out normalization processing on the duration, and setting the duration as D1;
counting the opening times and the closing times of the fire door, setting the opening times as KQ, and setting the closing times as GB;
using formulas
Acquiring an operation value of a fire door;
wherein h1, h2, h3 and h4 are represented as preset different scale factors, h4> h1> h2> h3, and TSi0 is represented as the total number of extracted videos;
combining the marked opening time, closing time, monitoring video, monitoring signal, extracted video and operation value to obtain data processing information;
the data analysis module is used for receiving and analyzing the data processing information to obtain data analysis information, and sending the data analysis information to the data storage module and the alarm module; the specific analysis steps include:
the method comprises the following steps: acquiring an operation value in the data processing information, comparing the operation value with a preset standard operation threshold value, and if the operation value is not greater than the standard operation threshold value, generating a first analysis signal; if the operation value is greater than the standard operation threshold value, generating a second analysis signal; the first analysis signal represents that the operation state of the fire door is normal, the second analysis signal represents that the operation state of the fire door is abnormal, and the first analysis signal includes but is not limited to that the induction state of the induction magnet or the induction state of the induction ID card has a problem, the fire door is not normally closed, and the like;
step two: storing the monitoring video in the data processing information to a first divided storage unit in a data storage module by using a first analysis signal, and storing the extracted video in the data processing information to a second divided storage unit in the data storage module by using a second analysis signal;
step three: combining the first analysis signal and the second analysis signal to obtain data analysis information;
the communication module is used for transmitting data among the modules;
the data storage module comprises a first divided storage unit and a second divided storage unit, the first divided storage unit is used for storing all monitoring videos, and the second divided storage unit is used for storing extracted videos;
the alarm module is used for carrying out alarm prompt according to the data analysis information, and the specific steps comprise:
acquiring data analysis information, generating alarm data by using a second analysis signal, and marking an extracted video corresponding to the second analysis signal to obtain a marked early warning video;
and pushing the alarm data to the terminal equipment for prompting, and displaying a marked early warning video corresponding to the alarm data.
The signal conditioning module is used for receiving the monitoring video and analyzing the signal intensity of the monitoring video to obtain signal analysis data, and the communication mode is adjusted by utilizing the signal analysis data, and the specific steps comprise:
acquiring signal strength during monitoring video transmission, setting all the signal strengths to correspond to a signal strength value, matching the monitoring signals in the monitoring data with all the monitoring signals to obtain the signal strength values corresponding to the monitoring signals, and setting the signal strength values as XPi, i is 1,2.
Using formulas
Acquiring a migration value QY of a monitoring signal; wherein, alpha is expressed as a preset signal correction factor, and XPi0 is expressed as a preset standard signal;
comparing the migration value with a preset migration threshold value, and if the migration value is smaller than the migration threshold value but not longer than the preset migration time, generating first signal data; if the migration value is smaller than the migration threshold value and exceeds the preset migration time, generating second signal data; if the migration value is not smaller than the migration threshold value, generating third signal data; wherein the first signal data indicates that the signal strength is unstable but within normal fluctuation range; the second signal data represents that the signal intensity is unstable and exceeds a normal fluctuation range; the third signal data indicates that the signal strength is stable;
the first signal data, the second signal data and the third signal data form signal analysis data, and a communication mode is kept unchanged according to the first signal data and the third signal data; and changing the communication mode according to the second signal data, and sending the second signal data to an alarm module for alarm prompt.
In the embodiment of the invention, the default communication mode is a wireless network, the communication mode also comprises a 4G/5G data network, and when the wireless network is unstable or the signal intensity is low, the communication mode is adjusted to the 4G/5G data network for data connection and transmission;
the operation principle of the invention is as follows: compared with the prior art, the fire door monitoring system has the advantages that on one hand, the data acquisition module is used for acquiring the data information of the operation of the fire door, the data information comprises the opening and closing data and the monitoring data of the fire door, and the data information is sent to the data processing module through the communication module; receiving and processing the data information by using a data processing module to obtain data processing information; receiving and analyzing the data processing information by using a data analysis module to obtain data analysis information; by comprehensively analyzing the switch data and the monitoring data of the fire door and calculating to obtain the operation value of the fire door, the magnetic door switch in the fire door and the monitoring camera information can be simultaneously and interactively, and the extracted video during the magnetic door switch is obtained, so that the monitoring effect on the fire door can be effectively improved, the magnetic door switch and the monitoring camera can be simultaneously and interactively used, and the aim of interacting and monitoring the state of the magnetic door switch during the monitoring of the camera is fulfilled;
on the other hand, the alarm module is used for carrying out alarm prompt according to the data analysis information; utilize signal conditioning module to receive the surveillance video and carry out the analysis to its signal strength, obtain signal analysis data, utilize signal analysis data adjustment communication mode, whether normal through the state that obtains analysis fire door to the running value analysis, when the state of fire door appears unusually, the staff can acquire the behavior of access control switch fast through drawing the video, avoid looking for in a large amount of surveillance videos, and can in time adjust communication mode according to communication signal's intensity, can reach and adjust according to communication signal's change, avoid communication data transmission to appear unusual purpose.
In the embodiments provided by the present invention, it should be understood that the disclosed system and method can be implemented in other ways. For example, the above-described embodiments are merely illustrative, and for example, the division of the modules is only one logical functional division, and other divisions may be realized in practice.
The modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical modules, may be located in one place, or may be distributed on a plurality of network modules. Some or all of the modules may be selected according to actual needs to achieve the purpose of the method of the embodiment.
In addition, functional modules in the embodiments of the present invention may be integrated into one processing module, or each of the modules may exist alone physically, or two or more modules are integrated into one module. The integrated module can be realized in a hardware form, and can also be realized in a form of hardware and a software functional module.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.
The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims shall not be construed as limiting the claim concerned.
Furthermore, it is to be understood that the word "comprising" does not exclude other modules or steps, and the singular does not exclude the plural. A plurality of modules or means recited in the system claims may also be implemented by one module or means in software or hardware. The terms second, etc. are used to denote names, but not any particular order.
Finally, it should be noted that the above examples are only intended to illustrate the technical process of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical process of the present invention without departing from the spirit and scope of the technical process of the present invention.
Claims (3)
1. The fire door monitoring system is characterized by comprising a data acquisition module, a data processing module, a data analysis module, a data storage module, a signal regulation module, an alarm module and a communication module;
the data acquisition module is used for acquiring data information of the operation of the fire door, the data information comprises opening and closing data and monitoring data of the fire door, and the data information is sent to the data processing module through the communication module;
the data processing module is used for receiving and processing data information to obtain data processing information and sending the data processing information to the data analysis module;
the data analysis module is used for receiving and analyzing the data processing information to obtain data analysis information, and sending the data analysis information to the data storage module and the alarm module; the specific analysis steps include:
the method comprises the following steps: acquiring an operation value in the data processing information, comparing the operation value with a preset standard operation threshold value, and if the operation value is not greater than the standard operation threshold value, generating a first analysis signal; if the operation value is greater than the standard operation threshold value, generating a second analysis signal;
step two: storing the monitoring video in the data processing information to a first divided storage unit in a data storage module by using a first analysis signal, and storing the extracted video in the data processing information to a second divided storage unit in the data storage module by using a second analysis signal;
step three: combining the first analysis signal and the second analysis signal to obtain data analysis information;
the communication module is used for transmitting data among the modules;
the data storage module comprises a first divided storage unit and a second divided storage unit, the first divided storage unit is used for storing all monitoring videos, and the second divided storage unit is used for storing extracted videos;
the data processing module is used for receiving and processing data information to obtain data processing information, and the specific steps comprise:
s21: acquiring switch data and monitoring data in the data information, and marking the opening time in the switch data as TKi, i =1,2.. n; marking the off time in the switch data as TGi, i =1,2.. n; respectively setting the induction state of the induction magnet in the data information and the induction state of the induction ID card as a first induction state and a second induction state, carrying out normalization processing on the first induction state and the second induction state to obtain values, and respectively setting the values as G1 and G2;
s22: acquiring a state coefficient B of the induction magnet and the induction ID card by using a formula B = G1/G2, wherein if the state coefficient is equal to an integer, the state coefficient indicates that a door magnet in the fire fighting door is in a closed state, and if the state coefficient is not equal to the integer, the state coefficient indicates that the door magnet in the fire fighting door is in an open state;
s23: marking the monitoring time in the monitoring data as JKi, i =1,2.. n; marking the surveillance video in the surveillance data as JSi, i =1,2.. n;
s24: setting the starting time as a starting signal, utilizing the starting signal to cut off the monitoring video according to preset cutting-off time to obtain an extracted video, and marking the extracted video as TSi, wherein i =1,2.. n;
s25: acquiring the time length between the opening time and the corresponding closing time, carrying out normalization processing on the time length, and setting the time length as D1;
s26: counting the opening times and the closing times of the fire door, setting the opening times as KQ, and setting the closing times as GB;
s27: using formulas
Acquiring an operation value of a fire door;
wherein h1, h2, h3 and h4 are represented as preset different scale factors, h4> h1> h2> h3, and TSi0 is represented as the total number of extracted videos;
s28: and combining the marked opening time, closing time, monitoring video, monitoring signal, extracted video and operation value to obtain data processing information.
2. A fire door monitoring system as recited in claim 1, wherein the alarm module is configured to perform alarm prompting based on the data analysis information, and the specific steps include:
s31: acquiring data analysis information, generating alarm data by using a second analysis signal, and marking an extracted video corresponding to the second analysis signal to obtain a marked early warning video;
s32: and pushing the alarm data to the terminal equipment for prompting, and displaying a marked early warning video corresponding to the alarm data.
3. A fire door monitoring system as recited in claim 1, wherein the signal conditioning module is configured to receive the surveillance video and analyze the signal strength thereof to obtain signal analysis data, and adjust the communication mode using the signal analysis data, the specific steps comprising:
s41: acquiring signal strength during monitoring video transmission, setting all the signal strengths to correspond to a signal strength value, matching the monitoring signals in the monitoring data with all the monitoring signals to obtain the signal strength values corresponding to the monitoring signals, and setting the signal strength values as XPi, i =1,2.. n;
s42: using a formula
Acquiring a migration value QY of a monitoring signal; wherein the content of the first and second substances,
expressed as a preset signal correction factor, and XPi0 expressed as a preset standard signal;
s43: comparing the migration value with a preset migration threshold value, and if the migration value is smaller than the migration threshold value but not longer than the preset migration time, generating first signal data; if the migration value is smaller than the migration threshold value and exceeds the preset migration time, generating second signal data; if the migration value is not smaller than the migration threshold value, generating third signal data; wherein the first signal data indicates that the signal strength is unstable but within normal fluctuation range; the second signal data indicates that the signal strength is unstable and exceeds a normal fluctuation range; the third signal data indicates that the signal strength is stable;
s44: the first signal data, the second signal data and the third signal data form signal analysis data, and a communication mode is kept unchanged according to the first signal data and the third signal data; and changing the communication mode according to the second signal data, and sending the second signal data to an alarm module for alarm prompt.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110418202.8A CN113240873B (en) | 2021-04-19 | 2021-04-19 | Fire door monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110418202.8A CN113240873B (en) | 2021-04-19 | 2021-04-19 | Fire door monitoring system |
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