CN102674106A - Dynamic early warning data acquisition device applied to emergency evacuation of high-rise elevator - Google Patents
Dynamic early warning data acquisition device applied to emergency evacuation of high-rise elevator Download PDFInfo
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- CN102674106A CN102674106A CN2012101707631A CN201210170763A CN102674106A CN 102674106 A CN102674106 A CN 102674106A CN 2012101707631 A CN2012101707631 A CN 2012101707631A CN 201210170763 A CN201210170763 A CN 201210170763A CN 102674106 A CN102674106 A CN 102674106A
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Abstract
The invention belongs to the technical field of public security and particularly discloses a dynamic early warning data acquisition device applied to the emergency evacuation of a high-rise elevator. The dynamic early warning data acquisition device comprises elevator evacuation area detector groups, landing acquisition terminals, a main station manager, a power bus A, a power bus B, a detection communication bus, terminal communication buses, landing wireless communication networks, a centralized power supply device and the like, wherein each floor is provided with one elevator evacuation area detector group and one landing acquisition terminal. When various emergencies occur in a high-rise building, the advantages of the elevator in the vertical transportation can be exerted, and the largest number of people can be evacuated in the shortest time. To reduce the evacuation risk of the elevator, the dynamic early warning data acquisition device is established to realize the real-time monitoring of the running environment of the elevator, and reliable measurements are provided for the evacuation safety of people. The device has the characteristics of comprehensive reflected information, high response and reliability and strong expandability, and can be flexibly applied to the evacuation occasions of elevators of various high-rise buildings, and meet the requirements of evacuation and rescuing.
Description
Technical field
The invention belongs to the public safety technical field, be specifically related to a kind of dynamic early warning data acquisition unit that is applied to the high rise elevator emergency evacuation.
Background technology
All kinds of emergency case when taking place in skyscraper, and the preceence that uses elevator to evacuate is to give full play to the advantage of elevator aspect vertical traffic, in the shortest time, evacuates personnel as much as possible, and this is proved by a large amount of examples both at home and abroad.So-called emergency case refers to the caused incidents of infringement such as fire, earthquake, blast, biological or chemical erosion, gas leakage, the attack of terrorism, flood or storm.The skyscraper of having carried out in recent years utilizes the research of elevator evacuation aspect to show, using elevator to evacuate is feasible aspect theoretical, but the objective safety condition of evacuating owing to elevator in the practical application is difficult to be guaranteed, thereby has high risk.Therefore, use, need take various reliable guidance measures for ensureing the elevator evacuation safety; Except taking to strengthen the security level of lift car body and auxiliary facility; Raising elevator and cup thereof, vertical shaft are avoided also need taking the automatic technology means outside the measures such as invasive ability of pyrotechnics, set up failure-free and evacuate dynamic early warning supporting system; The evacuation process is implemented whole process dynamic monitoring; Whether the security context of in time judging the elevator operation is on the hazard, and the help professional implements accurately and fast, the failure-free dispatch control, makes elevator evacuate and really is applied in the middle of the reality.Therefore, under the emergency case situation, let the rescue group understand in time which stage is disaster be in the building, judge when can use elevator, whether elevator is in a safe condition seems extremely important and very necessary.
Elevator is evacuated as a kind of new behavior that is directly connected to personnel's life, and is essential to its risk investigation that carries out discretion.Though carried out the research of skyscraper elevator evacuation aspect both at home and abroad; And aspect correlation theory, obtained certain development; But lack the research of correlation technique and equipment up to now, the particularly dynamically research of early warning data acquisition equipment aspect, at present; Shang Weijian has the appearance of the complete dynamic early warning data acquisition equipment that can satisfy the demands of certain technology content, and this makes the evacuation of skyscraper elevator have tomography between the theory into action.The ISO/TC of International Standardization Organization 178 Technical Committees in 2006 have formulated the engineering report of " being used for the research of emergency evacuation about elevator ", and this report has systematically been studied with using elevator and evacuated the behavior principal risk relevant with personnel.Report thinks that the relevant information of comprehensive collection building is most important when using elevator to evacuate.Evacuating relevant information spinner with elevator will comprise: the heat that takes place to be produced because of fire, cigarette, gas etc., can cause the hazardous gas leakage that personnel poison or explodes, and influence floods phenomenon that elevator moves or the like; Evacuate action Once you begin, these information of needs dependence judge the monolithic architecture thing or every one storey building is in which type of safety or hazard level.These information automatically pass to apparatus for controlling elevator on the one hand, and the notice elevator zone that averts danger shows on command centre's screen on the other hand, makes judgement by evacuating the commanding, whether need withdraw from the elevator evacuation procedures.Because data acquisition unit is primarily aimed under the emergency case and uses, therefore, the safety and the reliability of representativeness, real-time responsiveness and the acquisition system of institute's Information Monitoring are most important.When this kind equipment of research and development, this must be paid attention to and consider fully.
In existing public safety technical field, some environmental data acquisition systems have been installed in the part skyscraper.According to China's relevant laws and regulations, non-dwelling house class skyscraper requires automatic fire alarm system (FCS) is installed, and building management system (BAS) also has been installed in some senior buildings.Owing to considered the use under the fire condition, the reliability and the viability of modern FCS system are all stronger, generally adopt the multiloop bus communication technology; Coverage is bigger, and a loop can connect tens to up to a hundred fire detectors, or passes through several fire compartments and several floors; But; In case detector or communication pipeline are burnt, be prone to make the loop paralysis, evacuate the monitoring in zone with having a strong impact on elevator.Be main with smog and thermal detector in the FCS system simultaneously, lack the needed out of Memory of evacuation.In addition, smog and the setting of temperature range are purpose to reach early warning in the FCS system, can not satisfy the requirement that requires wide in range range when signal continues to monitor.In the building that the BAS system is installed,, be equipped with for satisfying needs such as air conditioner ventilation
CO 2 , sensor such as O2, temperature.But its limited coverage area does not relate to Special Areass such as elevator, and simultaneously, owing to do not consider that " wartime " condition needs, there is fragility in system, and viability is relatively poor, does not suit under the accident environment, to use.In addition, in more dwelling house class skyscraper, no matter be FCS or the installation of BAS all or blank.
Therefore, to skyscraper, the exploitation elevator emergency is evacuated special-purpose dynamically early warning data acquisition unit and is seemed very necessary, has important application and wide prospect.
Summary of the invention
The object of the present invention is to provide a kind of dynamic early warning data acquisition unit that is applied to the high rise elevator emergency evacuation.This device carries out the emergency evacuation situation to elevator, accomplishes following function: 1) gather elevator relevant range Gas Parameters, judge the generation and the spreading trend stage thereof of disaster; 2) monitoring elevator ambient environment are made the judgement of safety in operation; 3) for the command scheduling personnel evacuation environmental information is provided.
A kind of dynamic early warning data acquisition unit that is applied to the high rise elevator emergency evacuation provided by the invention comprises that elevator evacuates regional detector set 1, stop acquisition terminal 2, main website manager 3, power bus A 4, power bus B 5, surveys communication bus 6, terminal called bus 7, stop wireless communication networks 8 and centrally connected power supply device 9.
Among the present invention, said elevator is evacuated regional detector set 1 through surveying communication bus 6 and stop acquisition terminal 2 wired connections, perhaps through stop wireless communication networks 8 and 2 wireless connections of stop acquisition terminal; Said stop acquisition terminal 2 is connected with main website manager 3 through terminal called bus 7; Said main website manager 3 same monitoring and control centres
33Connect; Each stop acquisition terminal 2 is connected with centrally connected power supply device 9 through power bus B 5 with main website manager 3, and stop acquisition terminal 2 is evacuated regional detector set 1 through power bus A 4 with elevator and is connected power supply.
Among the present invention, said elevator is evacuated regional detector set 1 and is comprised entrance hall pyrostat 11, entrance hall water sensor 12, elevator cup detector 13, building aisle detector 14, elevator hoistways detector 15 and/or stair detector 16; Above-mentioned each type detector can dispose and a plurality ofly also can not dispose.
Said elevator cup detector 13, building aisle detector 14, elevator hoistways detector 15, stair detector 16 are many sensings composite signal detector 10; Composite signal comprises smog, temperature, CO, CO
2, O
2, CH
4, HCN, H
2Among S, the HCL one or more.
Said many sensings composite signal detector 10 comprises signal transducer 17, microcontroller a 18, wire communication module a 19, wireless communication module a 20, electric power management circuit 22, backup battery a 23 etc.; Wherein, said microcontroller a 18 distinguishes control linkage signal transducer 17, wire communication module a 19, wireless communication module a 20 and electric power management circuit 22; Said electric power management circuit 22 connects with backup battery a 23, and wire communication module a 19 connects detection communication bus 6, and 20 of wireless communication module a connect wireless communication networks 8.
Among the present invention, said stop acquisition terminal 2 comprises microcontroller b 182, wire communication module b 192, wireless communication module b 202, uploads communication module 21, temperature collection circuit 24, water logging Acquisition Circuit 25 and power isolation circuit 26 etc.Wherein, said microcontroller b 182 respectively control linkage wire communication module b 192, wireless communication module b 202, upload communication module 21, temperature collection circuit 24 and water logging Acquisition Circuit 25; Wire communication module b 192 connects detection communication bus 6, and 202 of wireless communication module b connect wireless communication networks 8; Said temperature collection circuit 24 is connected with entrance hall pyrostat 11; Said water logging Acquisition Circuit 25 is connected with entrance hall water sensor 12; Said electric power management circuit 222 is connected with power bus B 5 with power bus A 4 respectively.
Among the present invention, said main website manager 3 comprises terminal called unit 27, computer processing unit 28 and main website communication unit 29 etc.; Computer processing unit 28 control linkage terminal called form units 27 and main website communication unit 29; Said terminal called form unit 27 is with the terminal communication bus
7Connect; Said main website communication unit 29 is connected with monitoring and control centre.
Among the present invention, said centrally connected power supply device 9 is made up of power conversion unit 30, power supply supervision unit 31, power supply switch unit 32, backup battery group b 232 etc.; Said power conversion unit 30 is connected with power supply supervision unit 31, and power supply supervision unit 31 is connected with power supply switch unit 32 again, simultaneously backup battery group b 232 be connected, said power supply switch unit 32 passes through power bus B 5 and outwards supplies power.
The backup battery capacity satisfies the harvester continuous working period and is not less than 120 minutes.
Said elevator is evacuated regional detector set 1 and one group of stop acquisition terminal 2 each storey setting.
Described detection communication bus 6 is a kind of in RS485 bus, the CAN bus communication standard.
Described stop wireless communication networks 8 is that wireless telecommunications connect network, a kind of in ZigBee, WiFi, the bluetooth communication standard.
Described terminal called bus 7 is a kind of in CAN bus, MODBUS bus, the PROFIBUS bus communication standard.
Described power bus A 4 and power bus B 5 adopt direct current 12V～36V.
In addition, the present invention also can have following structure:
In each floor; Elevator cup detector 13 is installed on cup top placed in the middle; Aisle detector 14 is installed on top placed in the middle, aisle, cup both sides, and hoistway detector 15 is installed on layer hoistway inboard or well headroom, and stair detector 16 is installed on floor ladder top; Entrance hall pyrostat 11 is installed on elevator door eyebrow top, and entrance hall water sensor 12 is installed on the elevator door below.
The detection range ability of many sensings composite signal detector 10 is smog: 0～50%/m; Temperature: 0～100 ℃; CO:0～0.5%VOL; CO
2: 0～5%VOL; O
2: 0～30%VOL; CH
4: 0～5%VOL; HCN:0～500ppm, H
2S:0～2000ppm, HCL:0～5000ppm; Pyrostat: 0～1000 ℃.
Terminal called bus 7 can walk abreast bonded assembly stop acquisition terminal 2 quantity between 1～32, and terminal data update time of collection is between 1～5 second.
Electrical isolation or fault isolation between stop acquisition terminal 2 and power bus A 4 and the detection communication bus 6, described stop acquisition terminal 2 also comprises water proof and dust proof shaped shell and electric signal connector.
Main website communication unit 29 can be one or more in RS232, EtherNet, GPRS, ZigBee, WiFi, the wireless Star network.
Principle of work of the present invention is following: after emergency case takes place; Elevator is evacuated range detector acquisition ambient conditions information in the regional detector set 1; These information send to stop acquisition terminal 2 through wired or wireless network, send to main website manager 3 by stop acquisition terminal 2 through terminal called bus 7 again, and 3 pairs of information of being obtained of main website manager are carried out comprehensive computing then; Make judgment processing, these judgment processing comprise:
Whether territory, elevator dispersion area has unusual ambient signal on the stop, and the concentration of these abnormal signals has reached hazard level, whether has had influence on the safe operation of elevator.For example; In event of fire; Whether whether the monitoring flue gas generates, flue gas begin to extend near the aisle the elevator cup, perhaps elevator cup itself; Whether invaded stair or elevator hoistways, the smog in the flue gas, temperature, noxious gas or damp composition have reached how hazard level or the like.For the floor that reaches the higher risk grade, the main website manager will send instruction from the trend apparatus for controlling elevator, forbid that immediately elevator stops on these floors.Simultaneously on-the-spot evacuate the commanding should be immediately through means such as broadcasting, demonstration, videos, in time inform this layer of the people elevator no standing in the evacuation, please change by walking stair or walking to the floor that other elevator is in open state and proceed evacuation.Data acquisition unit is also monitored near the temperature signal the elevator door, water logging signal and damp; Prevent that following threat hoistway inside from moving the phenomenon of elevator and occurring: 1) fire spreading is to elevator door, and high temperature will make the elevator steel door melt and invade hoistway; 2) high building water tank or inner water tube are broken or operation such as sprinkling fire causes the water achievement, get into elevator hoistways and cause electric short circuit; 3) gas leakage appears in the building of some supply combustion gas, and the electro spark of elevator electric apparatus may set off an explosion; The main website manager is confirming that sending the elevator stoppage in transit after above-mentioned phenomenon takes place immediately instructs, withdraws from the elevator evacuation procedures.During emergency case is disposed; The environmental information that data acquisition unit obtained is constantly in the large screen display at center on duty, building; Can also be sent on the field rescue command van through the multiple means of communication that the main website communication unit provides, remote alarms center etc. located; This grasps scene of the accident situation in real time to the rescue commanding, plays extremely crucial effect so that implement pick-up operation fast and effectively.
Compared with present technology the present invention has following advantage:
1, harvester is customized, strongly professional, the overlay area is reasonable: the institute of the present invention dynamic early warning data acquisition unit of design-calculated is mainly served elevator and is evacuated.Research shows, in event of fire, if point of origin is far away from elevator, perhaps fiercely burns at regional area, as long as the elevator operation area is safe, also can use elevator.Therefore, confirm that elevator operation evacuation zone is very crucial for correct type selecting layout detector.Elevator that the present invention confirms is evacuated the zone, mainly comprises lift well, elevator cage, elevator cup and near zone, the aisle of cup both sides for example, escape stair etc.Evacuate the zone at elevator harvester independently is set, promptly can satisfy and evacuate professional requirement, can avoid again using with, avoid enlarging the laying scope, reach the purpose of saving cost, improving system reliability with other system.
2, parameter type can reflect evacuation safety of environment situation comprehensively: in emergency case, probabilities of occurrence such as fire, gas leakage, blast are higher.In event of fire, the combined action of characteristics such as smog, high temperature, anoxic, noxious gas has greatly hindered escape and the evacuation of people in fire in the fire smoke, becomes the topmost cause of death.After the skyscraper presence of fire, maximum near the local flue gas concentration of burning things which may cause a fire disaster, often reached the degree of being poisoned to death.Along with the flue gas rapid spread, flue gas concentration content also can surpass the normal minimum concentration that allows of people's physiology in contiguous floor.When using elevator to evacuate, to those floor elevators that surpass the warning point with no standing.In fact, even in elevator evacuation safety zone, before high temperature or dense smoke arrival, some poison gas compositions arrive in advance, harm evacuation crowd.For example, the CO of flue gas middle and high concentration and C0
2Can in building, propagate fast along horizontal direction in the gallery, this is the reason that a lot of victims die from the position that keeps fire away in the fire.This phenomenon is for waiting for that the crowd that elevator is evacuated is a greatly threat.Therefore, correct detecting parameter kind and the detection range of selecting the reflection elevator to evacuate environment is very crucial.The present invention is according to the kind of emergency case, and definite main detecting parameter is: smog, temperature, CO, CO
2, O
2, CH
4, HCN, H
2S, HCL.The range ability of confirming is: smog: 0～50 %/m; Temperature: 0～100 ℃; CO:0～0.5% VOL; CO
2: 0～5%VOL; O
2: 0～30%VOL; CH
4: 0～5%VOL; HCN:0～500ppm, H
2S:0～2000ppm; HCL:0～5000ppm; Pyrostat: 0～1000 ℃.
3, adopt bus failure isolation technology, raising system reliability: the present invention adopts isolation technology that floor acquisition terminal and power bus A are carried out fault isolation with the detection communication bus; Avoid detector damage to influence the normal operation of power bus B and terminal called bus, thus with fault isolation in certain range of floors.The stop acquisition terminal adopts sealing metal housing and waterproof type electric signal connector simultaneously, has the dustproof and Electro Magnetic Compatibility of excellent waterproof, avoids the interference to terminal works such as flue dust, immersion, cage operation.In addition, the floor acquisition terminal is installed in the hoistway, can avoids the direct threats of incidents such as fire.
4, adopt wired and redundant wireless mechanics of communication, improve the viability of device under disaster environment.Between stop acquisition terminal and presence detector, adopt wired and wireless 2 kinds of communication modes arranged side by side among the present invention; When wired communication network et out of order causes wire communication to interrupt; The collection status that can continue keep data through wireless communication networks is guaranteed that cable network is local to damage the unlikely global data collection that influences.
5, adopt bivariate distribution formula structure, real-time responsiveness is provided: harvester provided by the invention adopts the bivariate distribution formula
NetworkStructure, communication bus A connects the presence detector group, communication bus B connects the floor acquisition terminal, and two buses and the concurrent work of connecting device are not disturbed mutually.The floor acquisition terminal is accomplished the collection of this layer data at 1-2 in second, when the main website manager connects 32 acquisition terminals in maximum, can accomplish the total data collection in second at 2-5.Improved the quick reaction capability of environmental information greatly.
6, adopt expandable structure, satisfy different building types and use: the modern high-rise building form is rich and varied, and also there is general residential houses in existing high-grade office building, hotel, hotel.Existing little high level, high level also have the superelevation layer.Existing single portion elevator, the elevator group that also has the multi-section elevator to constitute.Main website manager design provides 1-4 bar terminal called bus among the present invention, and is higher when the building floor, when the scale of construction is big, and the terminal called bus through expansion increases terminal quantity, improves the Information Monitoring coverage.Can also utilize the network interface of main website manager, realize and the networking of many main website managers, constitute wider data acquisition system through the CSRC center is set.
7, provide the various network communications interface, satisfy the rescue command needs.
In the emergency case treating process, the information of collection not only satisfies evacuates the rescue use in the building, and the rescue group outside the building also need grasp necessary information simultaneously.For example, after fire took place, elevator was evacuated regional environmental information
IfThe fire service commanding car that can nearby berth shows, for understanding the building fire spreading, accurately carrying out field rescue commander operation and will have great importance.Can realize this function through the radio network interface on the main website manager among the present invention.
In sum; The invention has the beneficial effects as follows: concrete research and design a kind of being used under the grand building emergency events; Utilize elevator to carry out the dynamic early warning data acquisition unit of safe escape; This device has stronger information capacity gauge, can reflect the safety of environment situation of evacuating more all sidedly.This device real-time responsiveness is good, and reliability is high, extensibility is strong, can be applied to all kinds of skyscraper elevators flexibly and easily evacuates in the occasion, can also satisfy disaster assistance commander's specific demand.The present invention has broken through the skyscraper elevator and has evacuated the tomography from existing between the theory into action, has filled up the technological gap in high rise elevator safe escape field.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the structural representation of many sensings of the present invention composite signal detector.
Fig. 3 is the structural representation of stop acquisition terminal of the present invention.
Fig. 4 is the structural representation of main website of the present invention manager.
Fig. 5 is the structural representation of centrally connected power supply device of the present invention.
Fig. 6 is the structural representation of embodiments of the invention.
Label among the figure: 1 evacuates regional detector set for elevator, and 2 is the stop acquisition terminal, and 3 is the main website manager, and 4 is power bus A, and 5 is power bus B; 6 for surveying communication bus, and 7 is the terminal called bus, and 8 is the stop wireless communication networks, and 9 is the centrally connected power supply device, and 10 is many sensings composite signal detector; 11 is the entrance hall pyrostat, and 12 is the entrance hall water sensor, and 13 is elevator cup detector, and 14 is building aisle detector, and 15 is the elevator hoistways detector; 16 is the stair detector, and 17 is signal transducer, and 18 is microcontroller a, and 19 is wire communication module a, and 20 is wireless communication module a; 21 for uploading communication module, and 22 is electric power management circuit a, and 23 is backup battery a, and 182 is microcontroller b, and 192 is wire communication module b; 202 is wireless communication module b, and 24 is temperature collection circuit, and 25 are the water logging Acquisition Circuit, and 222 is electric power management circuit b; 27 is the terminal called form unit, and 28 is computer processing unit, and 29 is the main website communication unit, 30 power conversion units; 31 power supply supervision units, 32 power supply switch units, 232 backup battery group b, 33 monitoring and control centres.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further
Example structure is as shown in Figure 6.
The 36 layers of comprehensive skyscraper in Building 1 comprise 1-3 layer business zone, 4-12 layer guest room district and 13-36 layer Office Area.The elevator cup is located at building central authorities.
The concrete arrangement of detector is following: 1 cup detector is set above elevator cup center, contains 5 of acquired signal: smog, temperature, CO, CO2 and HCN; Aisle, cup left and right sides top respectively is provided with 2 aisle detectors, amounts to 4 aisle detectors, wherein 2 aisle detectors contain 4 of acquired signal: smog, temperature, CO and CH
42 aisle detectors contain 4 of acquired signal in addition: smog, temperature, CO
2And H
2S.1 stair detector being set, contain 2 of acquired signal: smog and temperature with layer stair case; 1 of PT100 temperature sensor being set on elevator door top, temperature upper limit is set is 650 ℃.Dig out geosyncline in the elevator door bottom, 2 of water sensors are installed, need 2 the road to move simultaneously and could report to the police, increased reliability; The hoistway detector is every layer of setting in the present embodiment, is provided with 2 but concentrate at the top of elevator hoistways, and each detector contains 2 of acquired signal: smog and temperature.On this external each floor 1 of stop acquisition terminal is set, specifically is installed in the elevator hoistways, sealing metal housing, dustproof and waterproof anti-electromagnetic radiation are adopted in the terminal, are connected with each detector through the aviation socket, and quick release is changed, maintained easily; In addition, also at the inner composite signal detector of installing of lift car, contain 2 of acquired signal: smog and temperature, water sensor is installed at the outer top of car.The above-mentioned all kinds of detectors of arranging can realize elevator is evacuated the comprehensive monitoring of signals such as regional fire smoke concentration, hydride poison gas, damp, gas leakage, floods.
[0046] in the present embodiment, because the floor height overall surpasses 30 layers, for guaranteeing the image data replacement cycle in timely response range, the main website manager forms 2 terminal called bus subregions through expansion and connects the stop acquisition terminal.Terminal called bus 1 connects 20 of stop acquisition terminals, 1～20 layer of monitoring building; Terminal called bus 2 connects 16 of stop acquisition terminals, 21～36 layers of monitoring building.
In the present embodiment, main website manager and centrally connected power supply device are positioned in the monitoring and control centre in building, and monitoring and control centre can be building watch house, building management chamber or fire control room.Monitoring and control centre is generally concentrated equipment such as being placed with fire protection warning control, video monitoring, accident broadcasting and building management.For realizing present embodiment, also place LCDs, projector or other demonstration means at monitoring and control centre, is connected the centralized displaying of realization data acquisition information with the main website manager.The centrally connected power supply device disposes 1 road direct current 36V power supply and offers each stop acquisition terminal as power bus B, and acquisition terminal further is transformed to direct current 24V with this isolated from power and offers on-the-spot all kinds of detector as power bus A.Stop acquisition terminal and each detector are built-in with 1 of wireless ZigBee communication module.Each detector signal is promptly surveyed the stop acquisition terminal that communication bus is pooled to this layer on the one hand through wired mode in the stop, near stop acquisition terminal being pooled to through wireless mode on the other hand.Because wireless ZigBee network possesses the communication characteristics of mesh network, makes every Layer Detection device signal can have been collected, improve the reliability of communication by this layer or near other floor acquisition terminal through wireless network.Here, wire communication and wireless telecommunications are implemented side by side, realize fault redundance.When wired communication network et out of order causes wire communication to interrupt, can continue to keep the collection status of data through wireless communication networks, guarantee that cable network is local to damage the unlikely global data collection that influences, improved the viability of device under disaster environment.Finally, the stop acquisition terminal further is collected to the main website manager through the terminal called bus through wired with the collected on-the-spot detection information of wireless telecommunications dual mode.
In the present embodiment, dynamically the early warning data acquisition unit is work like this: after emergency case takes place, the main website manager will carry out comprehensive computing to the information of being obtained, and make judgment processing, send early warning information.Detectable signal is divided into 4 concentration tolerance scopes, represents safety, early warning, medium danger, 4 advanced warning grades of higher threat respectively.For example: for smoke detection signal: less than 10%/m is safety, and reaching 10%/m is the one-level early warning, and to surpass 20%/m be the secondary early warning, surpass 40%/m is three grades of early warning.For the CO detectable signal: less than 150ppm is safety, and reaching 150ppm is the one-level early warning, and to surpass 1000ppm be the secondary early warning, surpass 2000ppm is three grades of early warning.These early warning information can intuitively show with green, yellow, red, brown on the monitoring and control centre read-out.Judgment processing comprises: whether territory, elevator dispersion area has unusual ambient signal on the stop, and the concentration of these abnormal signals has reached hazard level, whether has had influence on the safe operation of elevator.For example; In event of fire; Whether whether the monitoring flue gas generates, flue gas begin to extend near the aisle the elevator cup, perhaps elevator cup itself; Whether invaded stair or elevator hoistways, the smog in the flue gas, temperature, noxious gas or damp composition have reached how hazard level or the like.For the floor that reaches higher risk grade (2～3 advanced warning grade), the main website manager will send instruction from the trend apparatus for controlling elevator, forbid that immediately elevator stops on these floors.Simultaneously on-the-spotly evacuate the commanding and should can listen visual means through broadcasting, demonstration, video etc. immediately, in time inform this layer of the people elevator no standing in the evacuation, please change by walking stair or walking to the floor that other elevator is in open state and proceed to evacuate.Dynamically the early warning data acquisition unit is also monitored near the temperature signal the elevator door, water logging signal and damp; Prevent that following threat hoistway inside from moving the phenomenon of elevator and occurring: 1) fire spreading is to elevator door, and high temperature will make the elevator steel door melt and invade hoistway; 2) high building water tank or inner water tube are broken or operation such as sprinkling fire causes the water achievement, get into elevator hoistways and cause electric short circuit; 3) gas leakage appears in the building of some supply combustion gas, and the electro spark of elevator electric apparatus may set off an explosion; The main website manager is confirming that sending the elevator stoppage in transit after above-mentioned phenomenon takes place immediately instructs, withdraws from the elevator evacuation procedures.During emergency case is disposed; Dynamically the environmental information obtained of early warning data acquisition unit is constantly in the large screen display at center on duty, building; Can also be sent on the field rescue command van through the multiple means of communication that the main website communication unit provides, remote alarms center etc. located; This grasps scene of the accident situation in real time to the rescue commanding, plays extremely crucial effect so that implement pick-up operation fast and effectively.
Claims (8)
1. dynamic early warning data acquisition unit that is applied to the high rise elevator emergency evacuation is characterized in that comprising that elevator evacuates regional detector set (1), stop acquisition terminal (2), main website manager (3), power bus A (4), power bus B (5), surveys communication bus (6), terminal called bus (7), stop wireless communication networks (8) and centrally connected power supply device (9);
Said elevator is evacuated regional detector set (1) through surveying communication bus (6) and stop acquisition terminal (2) wired connection, perhaps through stop wireless communication networks (8) and stop acquisition terminal (2) wireless connections; Said stop acquisition terminal (2) is connected with main website manager (3) through terminal called bus (7); Said main website manager (3) connects with monitoring and control centre; Each stop acquisition terminal (2) is connected with centrally connected power supply device (9) through power bus B (5) with main website manager (3), and stop acquisition terminal (2) is evacuated regional detector set (1) through power bus A (4) with elevator and is connected power supply.
2. the dynamic early warning data acquisition unit that is applied to the high rise elevator emergency evacuation as claimed in claim 1 is characterized in that said elevator evacuates regional detector set (1) and comprise entrance hall pyrostat (11), entrance hall water sensor (12), elevator cup detector (13), building aisle detector (14), elevator hoistways detector (15) and/or stair detector (16); Above-mentioned each type detector can dispose a plurality of or not dispose;
Said elevator cup detector (13), building aisle detector (14), elevator hoistways detector (15), stair detector (16) are many sensings composite signal detector (10);
Said many sensings composite signal detector (10) comprises signal transducer (17), microcontroller a (18), wire communication module a (19), wireless communication module a (20), electric power management circuit (22), backup battery (23); Wherein, said microcontroller a (18) difference control linkage signal transducer (17), wire communication module a (19), wireless communication module a (20) and electric power management circuit (22); The same backup battery of said electric power management circuit (22) (23) connects, and wire communication module a (19) connects detection communication bus (6), and wireless communication module a (20) then connects wireless communication networks (8).
3. the dynamic early warning data acquisition unit that is applied to the high rise elevator emergency evacuation as claimed in claim 1 is characterized in that said stop acquisition terminal (2) comprises microcontroller b (182), wire communication module b (192), wireless communication module b (202), uploads communication module (21), temperature collection circuit (24), water logging Acquisition Circuit (25) and power isolation circuit (26); Wherein, said microcontroller b (182) distinguishes control linkage wire communication module b (192), wireless communication module b (202), uploads communication module (21), temperature collection circuit (24) and water logging Acquisition Circuit (25); Line communication module b (192) connects detection communication bus (6), and wireless communication module b (202) then connects wireless communication networks (8); Said temperature collection circuit (24) is connected with entrance hall pyrostat (11); Said water logging Acquisition Circuit (25) is connected with entrance hall water sensor (12); Said power isolation circuit (26) is connected with power bus B (5) with power bus A (4) respectively.
4. the dynamic early warning data acquisition unit that is applied to the high rise elevator emergency evacuation as claimed in claim 1 is characterized in that said main website manager (3) comprises terminal called form unit (27), computer processing unit (28) and main website communication unit (29); Computer processing unit control linkage terminal called form unit and main website communication unit; Said terminal called form unit is with the total wire joint of terminal communication; Said main website communication unit is connected with monitoring and control centre.
5. the dynamic early warning data acquisition unit that is applied to the high rise elevator emergency evacuation as claimed in claim 1 is characterized in that said centrally connected power supply device (9) is made up of power conversion unit (30), power supply supervision unit (31), power supply switch unit (32), battery pack (33); The backup power capacity satisfies the harvester continuous working period and is not less than 120 minutes.
6. the dynamic early warning data acquisition unit that is applied to the high rise elevator emergency evacuation as claimed in claim 1 is characterized in that said elevator evacuates one group of regional detector set (1) and each storey setting of stop acquisition terminal (2).
7. the dynamic early warning data acquisition unit that is applied to the high rise elevator emergency evacuation as claimed in claim 1; It is characterized in that described terminal called bus (7) can walk abreast bonded assembly stop acquisition terminal (2) quantity between 1～32, terminal data update time of collection is between 1～5 second.
8. the dynamic early warning data acquisition unit that is applied to the high rise elevator emergency evacuation as claimed in claim 1; It is characterized in that said stop acquisition terminal (2) and power bus A (4) and survey electrical isolation or fault isolation between the communication bus (6), described stop acquisition terminal (2) also comprises water proof and dust proof shaped shell and electric signal connector.
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| CN2012101707631A CN102674106A (en) | 2012-05-29 | 2012-05-29 | Dynamic early warning data acquisition device applied to emergency evacuation of high-rise elevator |
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| CN2012101707631A CN102674106A (en) | 2012-05-29 | 2012-05-29 | Dynamic early warning data acquisition device applied to emergency evacuation of high-rise elevator |
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| CN105016164A (en) * | 2015-08-03 | 2015-11-04 | 公安部上海消防研究所 | Elevator dispatching method adopted under fire disaster situation |
| CN105129563A (en) * | 2015-08-03 | 2015-12-09 | 公安部上海消防研究所 | Elevator evacuation dynamic warning supporting system applied to high-rise building fire |
| CN108275530A (en) * | 2018-01-18 | 2018-07-13 | 柯钢 | A kind of elevator safety method for early warning based on machine learning |
| CN111847161A (en) * | 2019-04-29 | 2020-10-30 | 奥的斯电梯公司 | Distributed health level of elevator shaft |
| CN113191275A (en) * | 2021-05-02 | 2021-07-30 | 李凤华 | Internet of things monitoring system based on intelligent fire fighting and monitoring method thereof |
| CN114476893A (en) * | 2020-11-12 | 2022-05-13 | 三菱电机株式会社 | Evacuation support system |
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| CN114476893B (en) * | 2020-11-12 | 2024-02-23 | 三菱电机株式会社 | Evacuation support system |
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Application publication date: 20120919 |