CN103136828A - Safety door centralized control system - Google Patents
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- CN103136828A CN103136828A CN2013100468727A CN201310046872A CN103136828A CN 103136828 A CN103136828 A CN 103136828A CN 2013100468727 A CN2013100468727 A CN 2013100468727A CN 201310046872 A CN201310046872 A CN 201310046872A CN 103136828 A CN103136828 A CN 103136828A
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Abstract
The invention provides a safety access door integrated automatic centralized control system. The safety door centralized control system consists of a front-end control unit, a back-end control unit and a remote control unit. Various different-mode control and management demands are satisfied. The invention further relates to a multifunctional diversified automatic control method and a multifunctional diversified automatic control system based on a branching type, bus type and local area network technologies.
Description
Technical field
The present invention relates to a kind of security protection and fire plant, relate to particularly the integrated automatic centralized control system of a kind of safety door, solve the multiple different mode control and management of safety door demand, and further related to a kind of multi-functional, diversification autocontrol method based on line-disparting type, bus type and local area network technology and system.
Background technology
In recent years, the generation of fire failure is hindered for the dead group of prevention fire accidents especially group by country, and how effectively to control the condition of a disaster, reduces the larger harm that brings because of fire spreading, and the protection person and property safety have been formulated a series of standard and article system.The activities such as workshop, warehouse, employee dormitory " three-in-one " factory building, refuelling station and public gathering place fire safety administration have successively been carried out in China, a large amount of disaster hidden-troubles have been eliminated, obtained certain effect, but the dead group of some especially big groups hinders fire failure and still happens occasionally, and various disaster hidden-troubles are still many.one of them distinct issues is, some crowded place safety doors (fire-proof doors such as fire exit, emergency evacuation door, emergency exits, passageway for fire apparatus door) or blocked or locked or closed by the gate inhibition, in case breaking out of fire, evacuation is obstructed, and very easily causes the dead group of group to hinder serious consequence, be exactly that each floor safety door should be able to autoshutdown after breaking out of fire in addition, effectively stop the invasion and attack of dense smoke raging fire, but reality allows of no optimist, because people generally are ignorant of fire-fighting general knowledge, do not know the effect of fire-proof door yet, ignored the threat of the raging fire that produces thick smoke after the breaking out of fire, naturally and understandably formed a kind of " habitual error behavior ", or the safety door that will often open (hold-open door) is done into normally closed type, the frequent switch of people causes fire-proof door and accessory life-span to subtract greatly, deformed damaged, What is more, the clear-cut timber wedge of using, the mop rod, the objects such as fragment of brick are fire-proof door even at the cost of one's life, making it run into fire can't autoshutdown, can not play due effect, fire-proof door has been become genuine deaf person's ear---ornaments.
Safety door is divided into open in usual and normally closed type according to opening, and the fire-proof door on fire escape is generally open in usual, has the safety precaution requirement to need at ordinary times the evacuation that the control personnel come in and go out to be generally normally closed type with door.
Regulation according to national relevant specification, the daily opening that should be of safety door open in usual, when meeting fire, the door body has automatic closing function, and bivalve door should have the function of closing in order, and shutdown signal should be fed back to fire protection control room, play the effect of controlling the condition of a disaster every the cigarette back-fire relief.Need not use any instrument such as key to be easy to internally open when the normally closed type safety door should guarantee fire, and should sign is set and use prompting in remarkable position, accomplish that emergency evacuation is unblocked.
NFA department has proposed strict requirement to the automatic control of evacuating with fire-proof door, and its automatic control is made as a part indispensable in fire-fighting system, but the limitation due to conventional control devices, open in usual and the normally closed type safety door of domestic existing structure is local in control and management carries out the very few of standard, the fire-proof door shutdown signal is fed back to this function of fire protection control room rarely have and accomplish, the national regulation clause almost performs practically no function.The emphasis of existing technical research all is the single control of open in usual or normally closed type safety door, for example patent 201210285331.5 discloses a kind of temperature-sensitive magnetic force anti-fire door releaser, after environment temperature rises to the customization temperature under fire condition, the mutual magnetic force of magnetic source assembly and releasing unit disappears, and fire-proof door is driven by door closer elastic force and closes; Patent 02276519.0 discloses a kind of drive locking device mounting groove structure for plastic-steel door ﹠, and by solenoid control, the constraint that makes egress door break away from release is freely opened; Patent 200820112227.5 discloses a kind of automatic releasing machine for sliding fire-proof door, patent 200920136327.6 discloses a kind of automatic door shutting releaser of fire door, patent 201120019868.8 discloses a kind of hold-open door automatic door-closing releaser, patent 200720169594.4 discloses a kind of Multifunctional electromagnetism releaser, all be difficult to satisfy the control requirement different with the normally closed type safety door open in usual, and the solution of one is open in usual and the physics contradiction of normally closed type safety door on fire-fighting and safeguard management.
for the problems referred to above and safety door (exit door, emergency evacuation door) new period management characteristic, according to country " Code for fire protection design of high rise buildings GB50045-95 ", " Code for fire protection design of buildings GB50016-2006 ", " Code for design of automatic fire alarm systems GB50116-98 ", the regulation of " crowded place management of fire safety GA654-2006 " and " gateway control system technical requirement GA/T394-2002 ", develop complete " the safety door centralized control system " of cover, use the access control technology, Video Supervision Technique, the intrusion alarm technology, fire-fighting link technology and network communications technology etc., make the management of safety door accomplish organic combination in fire-fighting and security protection, the integrated multiple different control and management demands of building safety door that solved become the task of top priority.
Summary of the invention
Technical matters to be solved by this invention is: propose the multiple different mode control and management of a kind of safety door demand, and further relate to a kind of multi-functional, diversification autocontrol method based on line-disparting type, bus type and local area network technology and system.
In order to address the above problem, the present invention proposes following technical scheme:
The safety door centralized control system is comprised of front-end control unit, rear end control module and remote control unit; Wherein the front-end control unit comprises safety-door device open in usual and normally closed type safety-door device, and described safety-door device open in usual mainly is comprised of inductive probe, electric switch suction, door closer, release, alarm, broken button and power supply etc.; Described normally closed type safety-door device mainly is comprised of inductive probe, electric lock, door closer, release, alarm, card reader, access controller, broken button and power supply etc.; The rear end control module mainly is comprised of central controller, linkage, display device, network equipment, computing machine and software etc.
Release inside has bus type and/or line-disparting type pattern, as with the central controller communication method; Release can directly access the fire-fighting smoke sense signal of Smoke Detector, fire-fighting temperature signal or use inside temperature measurement signal, danger button signal or broken signal, other all kinds of fire-fighting signals; Accessible alerting signal; Exportable alarm switch amount, door body status signal amount, unit state semaphore, state of temperature semaphore; Can control door lock, door-inhale, alarm.
Release inside comprises core processing circuit, power supply treating apparatus, bus control device, divide thread control device, State-output device, temperature sensor, information-storing device, signal light shows, timing device, urgent input circuit, alarm output circuit, door lock or door-inhale control circuit are a plurality of, door status signal output unit, the equipment state signal output apparatus, probe input circuit, status input unit.
Core processing circuit is as process information content; Bus control device and minute thread control device are as receiving central controller information and uploading information to central controller; Information-storing device is used for storage and managenent information; Temperature sensor gathers ambient temperature and whether exceeds routine; Signal light shows that the state as equipment shows; Door lock or door-inhale control circuit are used for controlling outside electric lock or the door-inhale equipment that connects; Timing device is locked a door as opposite house and is inhaled the time control effect of control circuit; Urgent input circuit is used for connecting outside danger button or broken button; Alarm output circuit can connect external alert equipment; Door status signal output unit can connect outside acousto-optic equipment and understand equipment state; The probe signals such as the accessible cigarette sense of probe input circuit; Status input unit access door magnetic or other switching value equipment decision gate body state.
Central controller is central control management, can pass through bus type and/or line-disparting type mode Connection Release device; Each body state of extract real-time and a door body ambient conditions directly store the information of extraction in central controller so that the later stage consults, and information are presented on the exhibiting device that has connected simultaneously; But door body abnormal automatic linkage supervisory system; Door body abnormal automatic alarm; The local management personnel can pass through button control gate body state.Door body state also can be utilized the way to manages such as computing machine or network to reach the purpose of control gate body state by the staff.
Central controller comprises control core, and bus control device and minute thread control device are a plurality of, information-storing device, Ethernet communication circuit, display output circuit, master control control circuit, divide the control control circuit a plurality of, the signal light output circuit is a plurality of, the amount of opening the light of reporting to the police output circuit, report to the police and use control circuit, alarm output circuit, power circuit, buffer circuit is a plurality of, the signal light display circuit is a plurality of, and status input unit is a plurality of, and the video interlink device is a plurality of.
Control core is as process information content, and inside has comprised timing device, processes arithmetic unit, time device, and information-storing device can cooperatively interact and complete information recording/and extraction, and fixed cycle operator is selected the functions such as judgement; Bus control device and minute thread control device are as receiving release information and pass central controller information under release; Ethernet communication circuit serves as and being used in conjunction with of the internets such as computing machine or lan device; Display output circuit shows as the status information direct viewing type of each body; The master control control circuit is as totally controlling use; Divide the control control circuit with work, simple gate to be controlled; Signal light output has comprised control signal light, minute control signal light, state input signal light, video interlink signal light, has all played the condition prompting effect; Alarm switch amount output circuit can connect external alert equipment; Reporting to the police, whether open by function as controlling the alarm switch amount for the use control circuit; Alarm output circuit comprises robber and police warning output and fire alarm output, can directly connect robber and police and fire alarm; Power circuit provides the power supply service for equipment; Buffer circuit has comprised that total line traffic control buffer circuit, minute line traffic control buffer circuit, state input isolation circuit, video interlink buffer circuit, master control are controlled buffer circuit, a minute control is controlled buffer circuit, reported to the police to use and control buffer circuit, and these have played protection central controller internal electrical signal and the stable effect of protection device security; The signal light display circuit shows as the state of equipment; The state input is as the use of the status signal that connects each release; The video interlink device is convenient to open or the Switch Video state to the video-unit transmitted signal.
Wherein, the linkage of rear end control module comprises video interlink equipment and fire-fighting link equipment.
Described remote control unit comprises two kinds of CS pattern and BS patterns.
The invention solves the multiplicate controlling problem of safety door open in usual, and the physics contradiction of normally closed safety door on security protection and administration of the prevention and control.A kind of advanced technology, safe and reliable, simple operation, economical and practical are proposed, satisfy the automatic collecting control System Management Mode of various control requirements, this system has realized that auto-manual interlock is controlled and deposited, local Long-distance Control and deposit, open in usual and normally closed type safety door manages and deposits; CS and two kinds of patterns of BS are adopted in telemanagement; Collection control front equipment end release is connected the Design Mode that connection is adopted separated time mode and bus mode and deposited with the rear end central controller, make its construction and installation more flexible, convenient, economical.
Different handling characteristicss and specific (special) requirements according to safety door, the management mode that system combines with minute point control by centralized management, opposite house body state carries out Real Time Monitoring, be equipped with simultaneously all kinds of alarm linkages such as fire-fighting link and video interlink, the pluralistic functions such as intelligent control and management such as appliance computer realizes identification, come in and go out mandate and video recording, inquiry make the management of safety door more rigorous, science, convenient, directly perceived, controlled.
The exportable demonstration information of safety door centralized control system offers each safety door state of managerial personnel's direct viewing type and the information of control door body state and surrounding environment to exhibiting device, by minute key or the manual control gate body of a generic key state.
Safety door open in usual:It is generally open mode, each safety door of emergency condition front end method of closing the door: after 1) front end Smoke Detector or temperature probe detect preset value, release is automatically inhaled electric switch and is discharged, the safety door autoshutdown, 2) the evacuation personnel close this safety door by the lower front end danger button, 3) the Central Control Room personnel close the door by the central controller button control, 4) remote network control is closed the door, 5) this region security door autoshutdown of fire-fighting link zone outage, 6) general supply is cut off and is all often opened the safety door autoshutdown.
The Central Control Room personnel have often opened the safety door state as wielding by the door state demonstration of software and central controller to front end.Often open safety door under abnormal condition and be closed, can in time find by control personnel in alarm linkage device.The warning lamp that front end is equipped with plays warning function to illegal operation person.Warning video interlink function makes monitoring automatically switch to the safety door picture of responding, and the operator on duty sees this situation by video monitoring, in time makes respective handling.
The normally closed type safety door: the people who each safety door open method of normal condition lower front end: 1) the Central Control Room personnel control by the central controller designated button, 2) telecommunication network opens the door, 3) is authorized to swipes the card and opens the door.
Each safety door open method of emergency condition lower front end: 1) the Central Control Room personnel control by the central controller designated button, 2) telecommunication network opens the door, 3) the evacuation personnel urgent broken button of pressing safety door is opened safety door, 4) the normally closed safety door in this zone of fire-fighting link zone outage is opened automatically, 5) general supply is cut off whole normally closed safety doors and is automatically opened.
The Central Control Room personnel have shown the switch situation of the normally closed safety door of front end as wielding by software and central controller door state.Under abnormal condition, the normally closed safety door of discrepancy, can in time find by control personnel in alarm linkage device.The warning lamp that front end is equipped with plays warning function to illegal person.Warning video interlink function makes monitoring automatically switch to responding front end safety door picture, and the operator on duty sees this situation by video monitoring, in time makes respective handling.
The method that is used in conjunction with of safety door centralized control system computing machine:
1. computing machine is wanted first to set up communication password mode with the safety door centralized control system and is communicated, and the communication password can be made as 8 any characters, can operate after arranging.
2. computing machine is connected in the safety door centralized control system by Ethernet, controls each body state and control door body environment by B/S or C/S model.
3. the historical events in downloaded safety door centralized control system, be saved in database, checks in order to analyze.
4. the map software under the computers log-on C/S model, get information about a body position and information state.
5. computing machine judges by the data that the software automatic analysis transmits, and informs the current whether abnormal of managerial personnel.
Safety door centralized control system of the present invention has following excellent results:
1. can realize the mix and match of separated time communication modes and bus communication mode, select flexibly different communication modes according to the working-yard situation, it be installed economical more flexibly.
2. in the safety door centralized control system, release can connect fire-fighting, security device input signal, accomplishes the integrated monitoring management, in case any one tunnel warning all can change the door body to the state that requires by controlling door lock or door-inhale.
3. the ether communication function in the safety door centralized control system can allow other many computer equipments or system coordinate the use of separated time bus type safety door Centralized Controller system, and convenience is by multiple managerial personnel's multiple management control method under the universal environment of current Ethernet.
4. the monitoring of the interlock in the safety door centralized control system solves the method for quick Switch Video.
5. the information storage function in the safety door centralized control system, demonstration output function and control keypress function have omitted the conventional main equipments such as server.
6. the operational circumstances of monitoring the computing machine that respectively is used in conjunction with of safety door centralized control system can be removed the operational order of the computing machine that is used in conjunction with in necessary situation.
Description of drawings
Fig. 1 is safety door centralized control system schematic diagram of the present invention;
Fig. 2 is the central controller module map;
Fig. 3 is the central controller process flow diagram;
Fig. 4 is the release module map;
Fig. 5 is the release process flow diagram.
Embodiment
Hereinafter further set forth technical scheme of the present invention by embodiment by reference to the accompanying drawings.
Fig. 1 is safety door centralized control system equipment connection schematic diagram of the present invention.
Fig. 2 is central controller module diagram of the present invention.
Central controller groundwork flow process is as follows as shown in Figure 3:
1. start is introduced into system initialization and completes fetch equipment configuration and internal state self check, whether checkout facility is in normal condition, as not success of self check first, from new self check until the self check success, if self check is failure all the time, central controller can't be completed start, and can represent the unit exception to the user of service this moment.Whether there is the trigger action signal to exist when after the self check success, equipment inspection is started shooting, if exist executable operations, otherwise without operation.Central controller is recorded the start operation information afterwards, in order to transferring examination.Whether have feedback signal to trigger when then checking start, if there is trigger pip to exist, need to judge whether to report to the police, needing to report to the police to analyze enters next step record start feedback information after reporting to the police after the type of alarm mode, in order to transferring examination; If do not need warning directly enter into next step record start feedback information, in order to transferring examination; If Triggerless exists, directly enter into record start feedback information.
2. equipment enters duty, waits for various operations.
(1) receive network operation, judged whether that network operation triggers, have network operation to trigger and carry out network concrete operations type, and record content of operation, state shows output, end operation afterwards.
(2) receive manual operation, judged whether that manual operation triggers, have manual operation to trigger and carry out manual concrete operations type, and record content of operation, state shows output, end operation afterwards.
(3) receive and read feedback, determine whether new feedback information, report to the police if need to judge whether, if not new feedback information recorded information, if needing to report to the police, judgement analyzes type of alarm afterwards by recorded information after the type of alarm warning, the direct recorded information if judgement does not need to report to the police, state shows output, end operation afterwards.
(4) receive reading information record operation after, central controller just sends the information recording/of the machine, end operation afterwards to the equipment of transmit operation.
Fig. 4 is release module diagram of the present invention.
Release groundwork flow process as shown in Figure 5:
1. start is introduced into system initialization and completes fetch equipment configuration and internal state self check, whether checkout facility is in normal condition, as not success of self check first, from new self check until the self check success, if self check is failure all the time, release can't be completed start, and can represent the unit exception to the user of service this moment.
2. equipment enters duty, waits for various operations.
(1) receiving bus operation, determine whether correct bus triggering command, is to carry out, and makes indicator signal output after execution, otherwise does not carry out, and finishes.
(2) receiving the separated time operation, determine whether correct separated time triggering command, is to carry out, and makes indicator signal output after execution, otherwise does not carry out, and finishes.
(3) receive probe and trigger, determine whether that correct probe triggers, be to continue to carry out need to judge whether to report to the police, otherwise do not carry out, finish.Need report to the police analyze the type of alarm mode if carry out to be judged as, report to the police afterwards, then indicator signal output is not as needing to report to the police directly indicator signal output.
(4) receive urgent triggering, determine whether correct urgent the triggering, be to continue to carry out need to judge whether to report to the police, otherwise do not carry out, finish.Need report to the police analyze the type of alarm mode if carry out to be judged as, report to the police afterwards, then indicator signal output is not as needing to report to the police directly indicator signal output.
(5) receive a magnetic and trigger, determine whether that correct door magnetic triggers, be to continue to carry out need to judge whether to report to the police, otherwise do not carry out, finish.Need report to the police analyze the type of alarm mode if carry out to be judged as, report to the police afterwards, then indicator signal output is not as needing to report to the police directly indicator signal output.
3. release does not continue operation as finishing in above five kinds of operations, then carry out the trigger action information of uploading just now, then judge whether that opposite house operates, if otherwise finish, if it is operate Yishanmen, then the interval time of read operation the second fan door, wait for this interval time, finish afterwards to operating the second fan door interval time.
Obviously, the above embodiment of the present invention is only for example of the present invention clearly is described, and is not to be restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here can't give all embodiments exhaustive.Everyly belong to the row that apparent variation that technical scheme of the present invention extends out or change still are in protection scope of the present invention.
Claims (7)
1. safety door centralized control system is comprised of front-end control unit, rear end control module and remote control unit; Wherein the front-end control unit comprises safety-door device open in usual and normally closed type safety-door device, and described safety-door device open in usual mainly is comprised of inductive probe, electric switch suction, door closer, release, alarm, broken button and power supply etc.; Described normally closed type safety-door device is comprised of inductive probe, electric lock, door closer, release, alarm, card reader, access controller, broken button and power supply etc.; The rear end control module mainly is comprised of central controller, linkage, display device, network equipment, computing machine and software etc.;
Described release inside exists bus type and/or line-disparting type pattern, is connected with central controller; Release can directly access the fire-fighting smoke sense signal of Smoke Detector, fire-fighting temperature signal or use inside temperature measurement signal, danger button signal or broken signal, other all kinds of fire-fighting signals; Accessible alerting signal; Exportable alarm switch amount, door body status signal amount, unit state semaphore and state of temperature semaphore; Can control door lock, door-inhale, alarm;
Central controller is central control management, can pass through bus type and/or line-disparting type mode Connection Release device; Each body state of extract real-time and a door body ambient conditions directly store the information of extraction in central controller so that the later stage consults, and information are presented on the exhibiting device that has connected simultaneously; But door body abnormal automatic linkage supervisory system; Door body abnormal automatic alarm; Can pass through button or the way to manage control gate body states such as computing machine or network.
2. safety door centralized control system according to claim 1 is characterized in that: described release inside comprises core processing circuit, the power supply treating apparatus, bus control device, minute thread control device, State-output device, temperature sensor, information-storing device, signal light shows, timing device, urgent input circuit, alarm output circuit, door lock or door-inhale control circuit are a plurality of, door status signal output unit, equipment state signal output apparatus, the probe input circuit, status input unit.
3. safety door centralized control system according to claim 2 is characterized in that: wherein core processing circuit is as process information content; Bus control device and minute thread control device are as receiving central controller information and uploading information to central controller; Information-storing device is used for storage and managenent information; Temperature sensor gathers ambient temperature and whether exceeds routine; Signal light shows that the state as equipment shows; Door lock or door-inhale control circuit are used for controlling outside electric lock or the door-inhale equipment that connects; Timing device is locked a door as opposite house and is inhaled the time control effect of control circuit; Urgent input circuit is used for connecting outside danger button or broken button; Alarm output circuit can connect external alert equipment; Door status signal output unit can connect outside acousto-optic equipment and understand equipment state; The probe signals such as the accessible cigarette sense of probe input circuit; Status input unit access door magnetic or other switching value equipment decision gate body state.
4. safety door centralized control system according to claim 1, it is characterized in that: described central controller comprises control core, bus control device and minute thread control device are a plurality of, information-storing device, Ethernet communication circuit, display output circuit, master control control circuit, divide the control control circuit a plurality of, the signal light output circuit is a plurality of, and the amount of opening the light of reporting to the police output circuit is reported to the police and used control circuit, alarm output circuit, power circuit, buffer circuit is a plurality of, and the signal light display circuit is a plurality of, status input unit is a plurality of, and the video interlink device is a plurality of.
5. safety door centralized control system according to claim 4, it is characterized in that: wherein control core is as process information content, inside has comprised timing device, process arithmetic unit, time device, information-storing device can cooperatively interact and complete information recording/and extraction, fixed cycle operator is selected the functions such as judgement; Bus control device and minute thread control device are as receiving release information and pass central controller information under release; Ethernet communication circuit serves as and being used in conjunction with of the internets such as computing machine or lan device; Display output circuit shows as the status information direct viewing type of each body; The master control control circuit is as totally controlling use; Divide the control control circuit with work, simple gate to be controlled; Signal light output has comprised master control control signal light, minute control signal light, state input signal light, video interlink signal light, has all played the condition prompting effect; The warning amount of opening the light output circuit can connect external alert equipment; Reporting to the police, whether open by function as controlling the alarm switch amount for the use control circuit; Alarm output circuit comprises robber and police warning output and fire alarm output, can directly connect robber and police and fire alarm; Power circuit provides the power supply service for equipment; Buffer circuit has comprised that total line traffic control buffer circuit, minute line traffic control buffer circuit, state input isolation circuit, video interlink buffer circuit, master control are controlled buffer circuit, a minute control is controlled buffer circuit, reported to the police to use and control buffer circuit, and these have played protection central controller internal electrical signal and the stable effect of protection device security; The signal light display circuit shows as the state of equipment; The state input is as the use of the status signal that connects each release; The video interlink device is convenient to open or the Switch Video state to the video-unit transmitted signal.
6. safety door centralized control system according to claim 1, it is characterized in that: the linkage of described rear end control module comprises video interlink equipment and fire-fighting link equipment.
7. safety door centralized control system according to claim 1 is characterized in that: described remote control unit comprises two kinds of CS pattern and BS patterns.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670126A (en) * | 2013-12-17 | 2014-03-26 | 温州市繁申不锈钢型材公司 | Safety intelligent emergency door of fire fighting access |
| CN104867212A (en) * | 2015-05-14 | 2015-08-26 | 郭萌 | Monitoring lock |
| CN105041160A (en) * | 2014-10-22 | 2015-11-11 | 西安乐乐门业有限责任公司 | Fireproof door monitor system and fireproof door disposal method |
| CN105243707A (en) * | 2015-09-22 | 2016-01-13 | 苏州工业园区职业技术学院 | Staged automatic entrance guard control device |
| CN105575076A (en) * | 2015-12-14 | 2016-05-11 | 王永妍 | Power substation door early warning control system |
| WO2016127511A1 (en) * | 2015-02-13 | 2016-08-18 | 中兴通讯股份有限公司 | Method and apparatus for locating security door, and security door |
| CN106384409A (en) * | 2016-09-08 | 2017-02-08 | 安徽希望网络科技股份有限公司 | Access control system and method based on fire alarm |
| CN108469742A (en) * | 2018-03-09 | 2018-08-31 | 上海蜀瑞电子科技有限公司 | Smart home safe escape indicating means and system |
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| CN105989649B (en) * | 2015-02-13 | 2019-09-27 | 南京中兴新软件有限责任公司 | A kind of method, apparatus and safety door of positioning security door |
| CN104867212A (en) * | 2015-05-14 | 2015-08-26 | 郭萌 | Monitoring lock |
| CN104867212B (en) * | 2015-05-14 | 2017-10-31 | 安恒世通（北京）网络科技有限公司 | One kind monitoring lock |
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| CN105575076A (en) * | 2015-12-14 | 2016-05-11 | 王永妍 | Power substation door early warning control system |
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| CN108469742A (en) * | 2018-03-09 | 2018-08-31 | 上海蜀瑞电子科技有限公司 | Smart home safe escape indicating means and system |
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