CN103297215A - Method for elevator evacuation communication - Google Patents

Method for elevator evacuation communication Download PDF

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Publication number
CN103297215A
CN103297215A CN2012100557321A CN201210055732A CN103297215A CN 103297215 A CN103297215 A CN 103297215A CN 2012100557321 A CN2012100557321 A CN 2012100557321A CN 201210055732 A CN201210055732 A CN 201210055732A CN 103297215 A CN103297215 A CN 103297215A
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CN
China
Prior art keywords
elevator
evacuation
communication
zigbee
detector
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CN2012100557321A
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Chinese (zh)
Inventor
卢昀
胡荣
董铭惠
卢荣亭
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上海韦铫机电设备有限公司
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Priority to CN2012100557321A priority Critical patent/CN103297215A/en
Publication of CN103297215A publication Critical patent/CN103297215A/en

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Abstract

The invention provides a method for elevator evacuation communication. The method comprises the steps that fire disaster information is detected by a Zigbee wireless detector and the information obtained through detection is sent to an elevator wireless terminal controlling an elevator to operate through a Zigbee elevator wireless network; an elevator controller is required by the elevator wireless terminal to start an elevator evacuation system communication protocol, so that the elevator is controlled to operate according to an evacuation mode; the elevator evacuation communication protocol is based on communication packaged messages and an inquiry-response mode is adopted to serve as a basic communication unit to achieve communication; the evacuation mode is a preset elevator operation method; a fire protection control center checks the operation state of the elevator in real time through a wireless network or intervenes in commanding the operation of the elevator according to the elevator evacuation system communication protocol. The method for elevator evacuation communication is based on a blank spot of a current fire technology. According to the characteristic that the elevator is used for evacuation and escape in high-rise buildings, the function that the elevator enters a fire control operation mode in a fire disaster environment according to an evacuation strategy is realized. The purposes of early warning, giving an alarm, evacuation and rescuing are achieved.

Description

Elevator is evacuated communication means
Technical field
The invention belongs to the electronic communication field, relate to a kind of elevator operation method, be specifically related to a kind of elevator and evacuate communication means.
Background technology
In traditional fire of high-rise building supervisory control system, existing detector mostly adopts wired mode, carries out the signal transmission with bus form processed.In case breaking out of fire, bus and detector are as easy as rolling off a log to be destroyed by fire, makes fire scenario and follow-up detection data have no way of continuing to obtain.In a sense, traditional fire monitoring system only plays the warning effect, has greatly limited the science judgment that command centre and fire fighter are spread fire size class and fire trend.As for utilizing the elevator escape under the fire condition, then more lag behind because of regulation limitations for a long time.Existing relevant fire fighting rules are not according to the high development of modern city Building technology and corresponding coupling and upgrading in time causes meeting most under the fire condition carriage lift instrument of evacuating escape and do not play due effect.
Cigarette temperature detection system in traditional fire of high-rise building supervisory control system, poisonous gas detection system mostly adopt wired mode to report to the police, and do not adopt the wire and wireless amalgamation mode, also do not incorporate carriage lift device systems in the building, therefore have suitable limitation.Its defective is: wired wire laying mode quantities is big, bus is loaded down with trivial details, redundancy is not enough, lacks mobility, and can not carry out dynamic monitoring to mobile device in building, and autgmentability is relatively poor; Such as: detector quantity is limited in 1024 scopes, can not adapt to the structure that utilizes elevator to evacuate escape system under the fire of high-rise building situation.
Summary of the invention
The shortcoming of prior art in view of the above the object of the present invention is to provide a kind of elevator to evacuate communication means, this method has been filled up the blank of modern fire prevention, has reached the purpose that the people is rescued in high-rise fire early warning, warning, evacuation.
Reach other relevant purposes for achieving the above object, the invention provides a kind of elevator and evacuate communication means.
A kind of elevator is evacuated communication means, described elevator is evacuated communication means and comprised: distributing is arranged at the Zigbee wireless detector detection of fires information of each detection node, and will survey the information that obtains and send in order to control the elevator wireless terminal that elevator moves by Zigbee elevator wireless network; Elevator wireless terminal requests electric life controller starts Elevator Evacuation system communication protocol control elevator and moves according to evacuation mode; Described Elevator Evacuation system communication protocol is based on communication Bao Wen, and answers one to answer the mode that realizes communication as basic communication unit with one; Described evacuation mode is default elevator operating mode; Fire protection control center by wire/radio network real time inspection elevator operating state or follow the operation of Elevator Evacuation system communication protocol intervention commander elevator.
As a preferred embodiment of the present invention, described communication Bao Wen comprises communication modes, wraps civilian structure; The civilian structure of described bag comprises civilian leader will, wraps civilian serial number, wraps civilian type, data length, bag literary composition data, check digit; The civilian leader will of described bag is in order to indicate the transmit leg of communication Bao Wen; The civilian serial number of described bag is safeguarded by transmit leg, increase progressively successively, and the bag literary composition serial number of recipient's response packet literary composition is identical with the bag literary composition serial number of the communication Bao Wen of transmit leg in a basic communication unit; The civilian type of described bag is in order to indicate response packet literary composition or instruction Bao Wen; The civilian data of described bag are in order to show the particular content of this communication Bao Wen; The byte length of described data length in order to indicate that the civilian data of bag and check digit are occupied altogether.
As another kind of preferred version of the present invention, the particular content of described evacuation mode is: utilize the threshold value of Zigbee wireless detector to set safe class; Different safe classes is provided with different safe escape programs; Described safe escape program comprises two kinds of evacuation modes of uplink and downlink; Up evacuation mode is: elevator turns back to up evacuation base station by low layer to high level by the employing of the initial evacuation layer of safety and evacuates; Descending evacuation mode is: elevator turns back to descending evacuation base station by high level to low layer by the employing of the initial evacuation layer of safety and evacuates; In the evacuation process, the elevator that elevator is not being stopped fire bed and adjacent fire bed is prohibited and is stopped layer, does not also respond the interior outgoing call signal from other floors.
As another preferred version of the present invention, no matter which kind of elevator adopts evacuate operational mode or at what layer, all accepts the manual intervention instruction from fire protection control center, and the operation of being correlated with according to instruction.
As another preferred version of the present invention, described Zigbee wireless detector is arranged at each elevator(lift) machine room, floor, hoistway, elevator cup and lift car; Described Zigbee wireless detector comprises sensor detector, Zigbee module, power module; Described sensor detector links to each other with the Zigbee module communication; Described power module links to each other with the Zigbee module with described sensor detector respectively; Described sensor detector comprises temperature detection device and smoke alarm.
As another preferred version of the present invention, the described Zigbee wireless detector that is arranged at floor, elevator(lift) machine room and lift car place is communicated by letter with described fire protection control center by the Zigbee wireless network.
As another preferred version of the present invention, described elevator wireless terminal comprises CPU, Ethernet interface, electric life controller interface, RS485 interface, Zigbee module; Described CPU communicates by letter with described Zigbee wireless detector with the Zigbee module by the RS485 interface; Described CPU communicates by letter with described electric life controller by the electric life controller interface; Described CPU communicates by letter with described fire protection control center by Ethernet interface.
As another preferred version of the present invention, the communication modes of described elevator wireless terminal and electric life controller is full duplex communication.
As another preferred version of the present invention, described fire protection control center is communicated by letter with outside networked devices by the Internet.
As mentioned above, elevator of the present invention is evacuated communication means, has following beneficial effect:
The present invention has realized the evacuation agreement communication of elevator wireless terminal and electric life controller, and by the various running statuses of elevator wireless terminal to fire protection control center real-time Transmission elevator, fire protection control center instructs to relevant evacuation of elevator issue under the fire of high-rise building state to satisfy; The present invention is based on the blank spot of modern fire prevention, utilizes the characteristic of elevator evacuation escape according to skyscraper, apparatus for controlling elevator and operational mode are carried out some agreement regulations and order setting, make elevator under fire hazard environment, enter the fire-fighting operational mode according to evacuating strategy, reach the purpose that the people is rescued in early warning, warning, evacuation.
Description of drawings
Fig. 1 is the structural representation of Elevator Evacuation system of the present invention.
Fig. 2 is the internal structure schematic diagram of elevator wireless terminal of the present invention.
Fig. 3 is the interface schematic diagram of elevator wireless terminal of the present invention.
Fig. 4 is the operational process schematic diagram of elevator wireless terminal under evacuation mode.
Embodiment
Below by specific instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantages of the present invention and effect easily by the disclosed content of this specification.The present invention can also be implemented or be used by other different embodiment, and the every details in this specification also can be based on different viewpoints and application, carries out various modifications or change under the spirit of the present invention not deviating from.
See also accompanying drawing.Need to prove, the diagram that provides in the present embodiment only illustrates basic conception of the present invention in a schematic way, satisfy only show in graphic with the present invention in relevant assembly but not component count, shape and size drafting when implementing according to reality, kenel, quantity and the ratio of each assembly can be a kind of random change during its actual enforcement, and its assembly layout kenel also may be more complicated.
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail.
Embodiment
Present embodiment provides a kind of Elevator Evacuation system, and as shown in Figure 1, described Elevator Evacuation system comprises the Zigbee wireless detector, in order to control elevator wireless terminal, electric life controller, the fire protection control center of elevator operation; Described Zigbee wireless detector distributes and is arranged at each detection node, in order to detection of fires information; Described elevator wireless terminal is communicated by letter with described Zigbee wireless detector by Zigbee elevator wireless network and is linked to each other, in order to coordinate the data communication of each Zigbee wireless detector and electric life controller; Described electric life controller links to each other with described elevator wireless terminal communications, in order to move according to evacuation mode according to Elevator Evacuation system communication protocol control elevator; Described fire protection control center links to each other with described elevator wireless terminal communications by wire/radio network, in order to the operating state of real time inspection early warning, warning elevator or follow the operation that elevator is evacuated communication protocol intervention commander elevator.
The evacuation method of this Elevator Evacuation system is: distributing is arranged at the Zigbee wireless detector detection of fires information of each detection node, and will survey the information that obtains and send in order to control the elevator wireless terminal that elevator moves by Zigbee elevator wireless network; Elevator wireless terminal requests electric life controller starts Elevator Evacuation system communication protocol control elevator and moves according to evacuation mode; Described Elevator Evacuation system communication protocol is based on communication Bao Wen, and answers one to answer the mode that realizes communication as basic communication unit with one; Described evacuation mode is default elevator operating mode; The operating state of fire protection control center by wireless network real time inspection elevator or the operation of manual intervention, commander's elevator.
Various piece to Elevator Evacuation system is described in detail respectively below.
[Zigbee wireless detector]
Described Zigbee wireless detector comprises sensor detector, Zigbee module, power module; Described sensor detector links to each other with the Zigbee module communication; Described power module links to each other with the Zigbee module with described sensor detector respectively.Described Zigbee module is responsible for gathering related data and communication; Power module comprises battery, battery charger and power supply, usually by external power supply work and to battery charge, in case external power supply lost efficacy then switched to battery operated.
The Zigbee wireless detector is gathered each sensing data by wired mode, and whether unusual, and automatically switch to wireless mode when wire communication or sensor abnormality if detecting wire communication, and continues to carry out, gather each sensing data by wireless mode; Each sensing data that the Zigbee wireless detector also will collect and each working sensor state are sent to fire protection control center; The Zigbee wireless detector will send to electric life controller above the information of maximum threshold values generation floor abnormal conditions also according to each sensing data of running parameter configuration monitoring.Present ZigBee industry control The Application of Technology mostly utilizes radio frequency chip and embedded scm to realize data acquisition based on ZigBee.In the present invention, because the communication interface plate of ZigBee and docking of detector communications protocol are achieved the uniting and adjustment between the hardware, make the data acquisition technology of ZigBee obtain using more freely.
Described Zigbee module is based on the Zigbee module under the ZigBee2007/PRO protocol frame, also is special single-chip solution at IEEE802.15.4 and Zigbee application.Zigbee module economics and low-power consumption under the ZigBee2007/PRO protocol frame, the link-quality of 101dB can be provided, have outstanding receiver sensitivity and superpower anti-interference, support Zigbee/Zigbee PRO, Zigbee RF4CE, 6LoWPAN, WirelessHART and other all solutions based on the IEEE802.15.4 standard simultaneously, therefore have favorable compatibility and extensibility.
In actual applications, the Zigbee wireless detector can carry out following setting as the information gathering node:
1) the Zigbee wireless detector is arranged in each detection point in the floor;
Whole Zigbee wireless detectors in the floor can be formed a collection network system, and this collection network system can and withdraw from and carry out data management the adding of Zigbee wireless detector node.During newly-built transmission network, system can carry out record to each node types and address in the network, and it is related that each node is carried out concrete detection point, so that system operates single node or the residing geographical position of abnormal nodes appears accurately judging when unusual in network.
The operating state of each node in the Elevator Evacuation system energy real time monitoring network of the present invention.When network failure problem or abnormality appearred in the arbitrary node that is in this system, system can both in time find and repair, and has guaranteed the reliability of network.
2) described sensor detector can comprise temperature detection device and smoke alarm, can also comprise inductive probe even warm cigarette hybrid detector that other need type.In the present invention, temperature detection device and smoke alarm have been merged the mixing use.Wireless smoke temperature detector node is the layout node of temperature sense or cigarette sense, is distributed in each elevator(lift) machine room, hoistway, corridor, elevator cup in the building, and lift car etc. are located, and forms the local internet network, with temperature or the smokescope parameter of acquisition environment.
Because the wireless smoke temperature detector node location subordinate Zigbee of institute wireless detector comprises Zigbee module and power module, so each Zigbee wireless detector is formed the Zigbee wireless network, form data acquisition system.Described data acquisition system feeds back to fire protection control center in real time with various fire alarms, fire information.According to the installation position of detector node, can form bridge system between the interior ZigBee wireless acquisition system of lift well, elevator cup ZigBee wireless acquisition system, each floor ZigBee wireless acquisition system and corridor.
The Zigbee wireless detector that is arranged in diverse location in the building body is set relevant threshold value, can so that each detector by wireless network with fire alarm, warning message (as temperature value, temperature threshold; Smog index of refraction, smog refractive power threshold value or CO concentration, concentration of toxic gases etc.) in time send to fire protection control center, start corresponding evacuation strategy in good time, evacuate grade and elevator evacuation mode etc.
Insert because the ZigBee network is multiple spot, in the network that does not enable beacon, as long as exist channel vacant, whenever all allow other node to participate in sending or data relay transmission, this has just highlighted ZigBee network advantages under the fire hazard environment.The various ZigBee wireless acquisition systems that the present invention adopts have been formed large-scale ZigBee wireless acquisition system in the high-rise in fact jointly.On Networking Design, the self-characteristic according to building body structure and ZigBee network can be designed as star network or point to point network usually, also can design network configuration targetedly according to evacuating strategy.Because in the wireless network that each ZigBee forms, the long address code of 64bit has bigger network capacity, and this just satisfies the transmission of point-to-point (30~70 meters) wireless data and better star network transfer of data.At each node, the present invention also can pass on various fire-fighting early warning evacuation command to elevator by the elevator wireless terminal except learning the network address of each acquisition node according to the ZigBee characteristic.
The data acquisition of described Zigbee wireless detector comprises the collection of the various major parameters such as threshold value, environment dynamic data, scene setting parameter, historical record of each detector.After fire alarm takes place, dynamically these supplemental characteristics are uploaded to the elevator wireless terminal by the ZigBee wireless network, be uploaded to fire protection control center by the elevator wireless terminal by wire/radio network again.
Evacuate transmission request message in the dynamic early warning based on elevator, the present invention links to each other by the RS485 interface each Zigbee interface board with the Zigbee wireless detector; Elevator wireless terminal and Zigbee interface board are simultaneously by the ZIGBEE network interconnection, and elevator wireless terminal and Zigbee wireless detector just possess unimpeded wireless communication capability simultaneously like this.Because IEEE802.15.4 access layer packet maximum length is 127 bytes, each data is made up of the value of a byte and 16 CRC, the aforesaid elevator wireless terminal is behind the network address of receiving the Zigbee wireless detector, it is to be checked to set up the address table storage, make things convenient for fire design and retrieval, and gather the data of each Zigbee wireless detector and know more about information such as detector, detector environment dynamic data, detector network scene parameters according to address table.
[elevator wireless terminal]
As shown in Figures 2 and 3, described elevator wireless terminal comprises: CPU (arm processor), internal memory, FLASH, Zigbee module, RS485 interface, elevator voice system, electric life controller interface, GPRS module, wireless network module, power module etc.; Described wireless network module can adopt Wireless LAN module, and its interface is Ethernet interface; Described CPU communicates by letter with described Zigbee wireless detector with the Zigbee module by the RS485 interface and links to each other; Described CPU communicates by letter with described electric life controller by the electric life controller interface and links to each other; Described CPU communicates by letter with described fire protection control center by Ethernet interface and links to each other.Described power module comprises battery, battery charger and power supply, usually by external power supply work and to battery charge, in case external power supply lost efficacy then switched to battery operated.
Described elevator wireless terminal is based on the integrated intelligent communicating terminals of technology such as wireless mobile technology and computer network, database, WEB server.By agreement exchange, the elevator wireless terminal can with electric life controller, Zigbee wireless detector and other system interconnect.Interconnected for realizing with warm smoke detector, the elevator wireless terminal is on peripheral interface reason, and the wired and wave point of the Zigbee interface board by RS485 interface and Zigbee wireless detector is interconnected; By the RS232 interface, elevator wireless terminal and electric life controller are interconnected.Elevator wireless terminal hardware can adopt arm processor, 8M byte SDRAM, 2M byte N OR FLASH module; Be equipped with interfaces such as CAN bus, RS422/RS485/RS232, be used for connecting all kinds of electric life controllers, detector and other technical grade control system.Be equipped with 7 road A/D interfaces in specific design, be used for connecting range detector, be equipped with backup battery charging circuit and automatic switch-over circuit simultaneously.During regarded as output controlling, can be equipped with utilizing camera interface and big capacity NAND FLASH (electronic hard disc) etc., its hardware configuration can be referring to Fig. 2.
An elevator wireless terminal, a plurality of Zigbee wireless detector nodes, and electric life controller and fire protection control center formation wireless transmitting system.The elevator wireless terminal is responsible for coordinating the data communication of each detector node and electric life controller, realize based on the wireless telecommunications under the Zigbee communications protocol and with the evacuation agreement communication of electric life controller.Terminal as whole system information, the elevator wireless terminal will transmit temperature and the cigarette sense parameter of each Zigbee wireless detector node, realize the information communication with fire protection control center, and receive from the elevator dispatching instruction of fire protection control center and feed back to electric life controller.In addition, the elevator wireless terminal is accepted the elevator service data from electric life controller, and the management of the information communication of realization and fire protection control center.
In actual applications, the elevator wireless terminal is placed in the elevator(lift) machine room, links to each other with electric life controller.In case enter the fire-fighting evacuation early warning stage, electric life controller namely starts " Elevator Evacuation system communications protocol " program, and elevator is moved according to evacuation mode; The operational process of elevator under evacuation mode can be with reference to flow chart shown in Figure 4, but is not limited to this flow process.
The elevator wireless terminal has following effect:
1, the elevator wireless terminal is accepted the transfer of data from each Zigbee wireless detector in Zigbee elevator wireless network and the Zigbee network, and according to each threshold value setting, automatically judge, command elevator according to the rule operation of " Elevator Evacuation system communications protocol ", reach the purpose of early warning, warning, evacuation.
2, the elevator wireless terminal is accepted the various manual intervention orders from fire protection control center, and commander's elevator returns base, evacuates and rescue people, arrival designated floor etc. fire-fighting urgent need.
3, Elevator Evacuation system of the present invention has been broken through the Conventional detectors bus transmission model, realized the wire/wireless fusion based on the wireless exploration technology, make system except possessing wired normality working method, in case cable is destroyed by fire, namely substitute work with wireless mode, realize the redundant value of safety.
Communicating by letter between elevator wireless terminal and the Zigbee wireless detector node comprises that node login, state are reported, data are reported and the interlock node wakes up etc.Because communicating by letter based on communication between elevator wireless terminal and the wireless detector node, in order to guarantee the reliable transmission of data, elevator wireless terminal or node all can be replied an acknowledge message after whenever receiving the other side's a useful message immediately.Elevator wireless terminal or Zigbee wireless detector node be not if receive the message that the other side asks in official hour, then the message retransmission that will send last time is retransmitted number of times and mostly is most three times.If do not receive acknowledge message yet after three times, for the elevator wireless terminal, then can report node failure, node is then judged and oneself is fallen net, thereby rescans network and add network.Concrete communication process may further comprise the steps:
S1, node login
Zigbee wireless detector node (hereinafter to be referred as node) will send log messages to the elevator wireless terminal in case add Zigbee elevator wireless network, comprises information such as node types and MAC Address in the log messages of transmission.The elevator wireless terminal is received type and the address of recording lower node after the node log messages, and sends acknowledge message to node, comprises the network address of distributing to node in the acknowledge message.
S2, state are reported
Status message is used for the network connection between assurance node and the elevator wireless terminal.After node networks, send a status message every 10s to the elevator wireless terminal, report oneself state.The elevator wireless terminal is kept at each node current state information in the buffering area, for inquiry.The elevator wireless terminal just initiatively sends the status message request to node if do not receive the status message that node sends in a period of time, if do not receive node status message yet after a period of time, then records this node state for communication failure is arranged.
S3, data are reported
When the elevator wireless terminal need send the data application to fire protection control center (perhaps fire protection control center), send request of data to node earlier, node sends to the elevator wireless terminal one by one with several temperature or the smoke intensity value of preserving in it after receiving request message.Several temperature or the smoke intensity data that after the elevator wireless terminal finishes receiving node are sended over send to fire protection control center one by one, fire protection control center stops data movement instruction to the transmission of elevator wireless terminal after receiving total data, again it is transmitted to node after the elevator wireless terminal is received.
S4, interlock node wake up
In case fire protection control center sends fire alarm, the scene of fire just need be waken up at the interlock node of dormancy, control links.The process of waking up is: the elevator wireless terminal sends wakeup message to node, after receiving, withdraws from node park mode, finish up to the fire protection linkage control process, and after alert is eliminated, the elevator wireless terminal sends sleep messages to node again, and node is replied acknowledge message and reentered resting state after receiving message.
[electric life controller]
Electric life controller receives each floor abnormal conditions that elevator control command that fire protection control center transmits and the collection of Zigbee wireless detector obtain at any time, and the running status with elevator is sent to fire protection control center simultaneously.
Described electric life controller moves according to evacuation mode according to Elevator Evacuation system communication protocol control elevator.In actual applications, can according to the evacuation mode operation threshold value be set to elevator according to relevant regulations for fire fighting and standards such as the ambient temperature under the fire of high-rise building scene, smog index of refraction, concentration of toxic gases.Of the present invention utilize elevator to carry out the evacuating personnel principle some does not relate to as yet in existing fire-fighting parameter and standard, therefore need innovation and set up some new shape parameter and lexical or textual analysis, and according to system fire trend three phases is divided.The present invention has set threshold value of warning, alarm threshold value of all kinds of Zigbee wireless detectors etc. to this increase, make things convenient for system to start elevator automatically and evacuate operational mode accordingly.It is that the high-rise building safe rank is set in advance that the safe class colour code is set, and convenient the experience when happening suddenly event of fire starts corresponding evacuation strategy and carry out safe escape.In native system, colour code is become by blue, yellow, orange, red four colour cells respectively, its Smalt be safe condition, yellow for alert status, orange for alarm condition, redly be dead status.
When 1, the temperature threshold that collects when the Zigbee wireless detector reached 50 ℃, system namely entered yellow alert status by blueness, and elevator starts evacuation procedures; Or the smog index of refraction threshold value that collects when the Zigbee wireless detector is when reaching 50%, and system namely enters yellow alert status by blueness, and elevator starts evacuation procedures;
2, any one reaches more than 60 ℃ or 60% when above-mentioned two parameters, and system namely enters orange alarm condition by yellow alert status; At this moment, fire protection control center can carry out manual intervention at any time, and the order elevator is evacuated rescue or returned base and stop transport;
3, any one reaches more than 65 ℃ or 65% when above-mentioned two parameters, and system namely enters red dead status by orange alarm condition, evacuates elevator and returns the base stoppage in transit automatically; For safety, fire protection control center also can carry out manual intervention in advance according to other parameter, and the order elevator returns base and stops transport.
Evacuate enabling of operational mode for elevator and carry out the mode that threshold value is set, can consider according to actual conditions, be not limited to of the present invention a kind ofly, protection scope of the present invention also is not limited to above-mentioned a kind of setting means.
[Elevator Evacuation system communication protocol]
The Elevator Evacuation system communications protocol is under the fire of high-rise building state, utilizes elevator to evacuate a kind of communications protocol of operation.Based on the evacuation operational mode of skyscraper lift facility under the fire situation, this agreement needs that the elevator wireless terminal in the evacuating system and electric life controller are carried out agreement and docks, the operation conditions of elevator is carried out some agreement regulations and order setting, make elevator enter the fire-fighting operational mode according to evacuating strategy, reach and evacuate the purpose of rescuing the people.
In addition, elevator arranges operation according to some agreement regulations and order under the fire condition, and whole evacuating system running environment should meet safety, utilize elevator to evacuate principle conditionally.So, nodes such as the processing of the detector that relates in the evacuating system structure system and detector layout, Zigbee system wireless network and data acquisition system, wireless terminal information and determination methods, formulate the Elevator Evacuation system communications protocol with this, evacuate rescue work to utilize elevator to carry out better.
Described Elevator Evacuation system communication protocol is based on communication Bao Wen, and answers one to answer the mode that realizes communication as basic communication unit with one; Described communication Bao Wen comprises communication modes, wraps civilian structure; The civilian structure of described bag comprises civilian leader will, wraps civilian serial number, wraps civilian type, data length, bag literary composition data, check digit; The civilian leader will of described bag is in order to indicate the transmit leg of communication Bao Wen; The civilian serial number of described bag is safeguarded by transmit leg, increase progressively successively, and the bag literary composition serial number of recipient's response packet literary composition is identical with the bag literary composition serial number of the instruction Bao Wen of transmit leg in a basic communication unit; The civilian type of described bag is in order to indicate response packet literary composition or instruction Bao Wen; The civilian data of described bag are in order to show the particular content of this communication Bao Wen; The byte length of described data length in order to indicate that the civilian data of bag and check digit are occupied altogether.The communication modes of described elevator wireless terminal and electric life controller is full duplex communication.
Described Elevator Evacuation system communication protocol is described in detail as follows:
Elevator is evacuated communications protocol and is included communication modes, wraps civilian data structure, wraps civilian type and Bao Wen data, method of testing etc.
1) the wireless elevator wireless terminal of elevator and electric life controller carry out full duplex communication by RS232 or RS422;
2) adopt 19200,8 of baud rates, 1 position of rest, no parity check mode;
3) communication process of this communications protocol answers one to answer as base unit based on communication Bao Wen with one.That is to say that transmit leg sends a Bao Wen, the recipient provides and replys as a basic communication process;
4) time-out time of a Bao Wenhou wait acknowledge of transmit leg transmission is 3 seconds.
Communication bag literary composition data structure is as shown in table 1.
Table 1: the bag literary composition data structure show table of Elevator Evacuation system communications protocol
Wrap civilian type and the Bao Wen data are as shown in table 2.
Table 2: bag literary composition type and the Bao Wen data declaration table of Elevator Evacuation system communications protocol
Example:
1) submit to elevator to enter the evacuation state
The elevator wireless terminal sends: A5A5A5A501000000001002007267
Wrap civilian leader will Wrap civilian serial number Wrap civilian type Data length Wrap civilian data CRC16
0xA5A5A5A5 0x00000001 0x1000 0x0002 (nothing) 0x7267
Electric life controller is replied: A6A6A6A601000000040000007C79
Wrap civilian leader will Wrap civilian serial number Wrap civilian type Data length Wrap civilian data CRC16
0xA6A6A6A6 0x00000001 0x1000 0x0004 0x0000 0x7C79
2) submit to elevator to enter dead status
The elevator wireless terminal sends: A5A5A5A50200000001100200CCA6
Wrap civilian leader will Wrap civilian serial number Wrap civilian type Data length Wrap civilian data CRC16
0xA5A5A5A5 0x00000002 0x1001 0x0002 (nothing) 0xCCA6
Electric life controller is replied: A6A6A6A6020000000110040000009EEF
Wrap civilian leader will Wrap civilian serial number Wrap civilian type Data length Wrap civilian data CRC16
0xA6A6A6A6 0x00000002 0x1001 0x0004 0x0000 0x9EEF
3) submit to elevator to enter normal condition
The elevator wireless terminal sends: A5A5A5A5030000000210020010A9
Wrap civilian leader will Wrap civilian serial number Wrap civilian type Data length Wrap civilian data CRC16
0xA5A5A5A5 0x00000003 0x1002 0x0002 (nothing) 0x10A9
Electric life controller is replied: A6A6A6A6030000000210040000003F4A
Wrap civilian leader will Wrap civilian serial number Wrap civilian type Data length Wrap civilian data CRC16
0xA6A6A6A6 0x00000003 0x1002 0x0004 0x0000 0x3F4A
4) submit to elevator to run to the 5th buildings
The elevator wireless terminal sends: A5A5A5A504000000001104000500C237
Wrap civilian leader will Wrap civilian serial number Wrap civilian type Data length Wrap civilian data CRC16
0xA5A5A5A5 0x00000004 0x1100 0x0004 0x0005 0xC237
Electric life controller is replied: A6A6A6A60400000000110400000002A1
Wrap civilian leader will Wrap civilian serial number Wrap civilian type Data length Wrap civilian data CRC16
0xA6A6A6A6 0x00000004 0x1100 0x0004 0x0000 0x02A1
5) inform the 6th layer of elevator no standing
The elevator wireless terminal sends: A5A5A5A505000000011104000600BD81
Wrap civilian leader will Wrap civilian serial number Wrap civilian type Data length Wrap civilian data CRC16
0xA5A5A5A5 0x00000005 0x1101 0x0004 0x0006 0xBD81
Electric life controller is replied: A6A6A6A6050000000111040000002844
Wrap civilian leader will Wrap civilian serial number Wrap civilian type Data length Wrap civilian data CRC16
0xA6A6A6A6 0x00000005 0x1101 0x0004 0x0000 0x2844
6) inform elevator operation
Electric life controller sends:
A6A6A6A6010000000020180000010200000000000103010000010200010003000001940E
Elevator Evacuation system communication protocol of the present invention is different with traditional communication protocol, its communications packets literary composition is simple in structure, but satisfy the needs that elevator is evacuated operation fully, do not have unnecessary signaling consumption, directly and compactly realized the control to the elevator wireless terminal of electric life controller, fire protection control center and PCT; Be that electric life controller, fire protection control center and PCT are all followed Elevator Evacuation system communication protocol of the present invention to the control of elevator wireless terminal.
[fire protection control center]
Fire protection control center is responsible for the various data of deal with data collection and elevator wireless terminal feedback, and takes Different Strategies rationally to utilize elevator to evacuate safely and effectively by executive system according to these data.Fire protection control center is except aforementioned control task, and in its traditional elevator evacuation mode, building broadcast system function will be enhanced and use.In addition, by monitoring interface, fire scenario and elevator ruuning situation can dynamically show.Putting before this, fire protection control center can be realized remote monitoring and carry out manual intervention at any time, issues various instructions to evacuating elevator.Fire protection control center is the command centre that whole elevator is evacuated escape system, and main control system is located at fire protection control room, is convenient to the center personnel and by the control software interface building fire scenario is monitored in real time.Its control software according to different fire conditions, provides corresponding relief of traffic pattern according to evacuating strategy and corresponding software algorithm.
Described fire protection control center obtains operating state and the elevator operation of sensing data that the collection of Zigbee wireless detector obtains, working sensor state, elevator wireless terminal at any time by wireless network; Simultaneously fire protection control center can send the elevator control command at any time to electric life controller, realizes that fire protection control center is to the running parameter configuration of elevator wireless terminal, software upgrading etc.
In the communication process of elevator wireless terminal and fire protection control center, the elevator wireless terminal is to work in passive mode, and namely the elevator wireless terminal only could send corresponding message to fire protection control center after the message request order of receiving fire protection control center.In addition, in order to guarantee the reliable transmission of data, the local remote frame that sends except fire protection control center does not need to reply the acknowledge message, and the elevator wireless terminal receives that whenever an order then postbacks an acknowledge message, and then sends its information requested to fire protection control center.If fire protection control center is not received the affirmation message of elevator wireless terminal, then re-transmission request message in 10s.The elevator wireless terminal is interconnected by ZigBee2007/Pro protocol stack and the networking of ZigBee temperature smoke detector, and will be referred to each ZigBee temperature smoke detector collection data, comprise that temperature, index of refraction, threshold value etc. upload to fire protection control center in real time.The elevator wireless terminal is also accepted from the manual intervention of control centre instruction, comprise to elevator implement forced landing, stop using, normal, any floor arrival instruction is set, arrange the instruction of no standing floor and the time order such as interocclusal record.The communication process of elevator wireless terminal and fire protection control center comprises:
1, enrollment process
Send reset message to the elevator wireless terminal at first successively after fire protection control center is opened, from reset message, extract port address after the elevator wireless terminal is received and also preserve, simultaneously to fire protection control center transmission acknowledge message.Fire protection control center sends registration request command to the elevator wireless terminal afterwards, the elevator wireless terminal receive and reply acknowledge message after send each address of node, type and state information in the wireless network successively to fire protection control center.After registration finished, the elevator wireless terminal began to enter operate as normal, namely begins the node in the wireless network is patrolled and examined.
2, patrol and examine process
Fire protection control center is is once patrolled and examined each wireless communication networks every 10s.During elevator wireless terminal operate as normal, can (comprise its connection status, fire alarm to the information of each cigarette temperature detector node, interlock is returned, Trouble Report, fault recovery etc.) carry out record, receiving the status message that sends each radio node when patrolling and examining message to fire protection control center; The state information of each node that the elevator wireless terminal is preserved in the query node state table successively is if the node operate as normal is then normal to the fire protection control center newspaper; If network failure appears in node, fire alarm information is perhaps arranged, then report fault.Fire protection control center sends acknowledge message to the elevator wireless terminal after harvesting the status message of all radio nodes.If receive radio node fire alarm message, then reply the warning acknowledge message.
3, request for data process
Request for data comprises the data that ZigBee temperature smoke detector is gathered, as temperature, index of refraction, threshold value etc., and the parameters of elevator run of electric life controller transmission etc.When fire protection control center need be applied for the temperature of single probe node or smoke intensity value, send the data request information that has this probe node address to the elevator wireless terminal earlier.The elevator wireless terminal receives after the message and sends request of data to node earlier, after the elevator wireless terminal is received ten temperature or smoke intensity data that has expired that node sends over, again it sent to fire protection control center one by one.When fire protection control center need be applied for parameters of elevator run, send data request information to the elevator wireless terminal earlier, the elevator wireless terminal connects by serial ports after receiving message, receive the every service data of sending from electric life controller of elevator according to " Elevator Evacuation system communications protocol ", will be referred to the 1. upstream or downstream of elevator; 2. operation or flat bed are stopped; 3. the floor of stopping or passing through; 4. the car door state is opened or is closed; 5. door state in the Room is opened or is closed; 6. outgoing call state; 7. data such as elevator operating state or error code upload to fire protection control center in real time by local area network (LAN).
4, the ZigBee wireless detector resets
When needs allowed single probe node reset, the reset message that the fire protection control center transmission has the probe node address was to the elevator wireless terminal, and the elevator wireless terminal sends the control message that resets for corresponding probe node according to the probe node address.After receiving, probe node resets automatically.
[evacuating strategy]
Present embodiment provides in a kind of Elevator Evacuation system, evacuates communications protocol and the relation of evacuating strategy (being evacuation mode), and Elevator Evacuation system of the present invention is not limited to the described evacuation strategy of present embodiment.
The total strategy of elevator operation except the evacuation communication of elevator wireless terminal and elevator, also will be formulated corresponding evacuation software algorithm under the fire condition.This algorithm relates to aforesaid elevator and evacuates operational mode and related definition.Herein, because the needs of software programming, so need related algorithm formula, symbol are concluded and defined.
(1) elevator is evacuated software algorithm formula, symbol setting
1, all symbols that relate to;
2, elevator operation mode: return base by low layer/(high level) to high-rise/(low layer) and evacuate;
3, elevator prohibition parking area: JTQ=(H ± 1); (symbol JTQ represents prohibition parking area; H is representing fire bed; ± 1 represents the floor neighbouring with fire bed);
4, the initial evacuation layer of elevator safety: [(H ± 1) ± 1]; (with the neighbouring floor of prohibition parking area);
5, elevator is evacuated formula: SS=[(H ± 1) ± 1]+[(H ± 1) ± 2]+[(H ± 1) ± 3]+... (SS represents to evacuate; Elevator is evacuated successively add up or is successively successively decreased operation);
6, the elevator subregion evacuate formula: SS last district=[(H+1) ± 1]+[(H+1) ± 2]+[(H+1)+3]+... (when the layer of evacuation is arranged, getting up evacuation mode);
7, the elevator subregion is evacuated formula: SS inferior segment=[(H-1)-1]+[(H-1)-2]+[(H-1)-3]+... (when the layer of evacuation is arranged, taking off capable evacuation mode);
8, detector establishment form can be referring to table 3 and table 4;
Table 3: machine room, car, hoistway detector establishment form
Table 4: corridor detector establishment form
9, detector computing formula: TC=∑ (JTX+LTY-n)=TC 1+ TC 2Symbol TC represents detector, equals elevator number * [(machine room detector+car detector+hoistway detector)+(number of floor levels * each floor detector)], TC 1Represent No. 1 detector, TC 2Represent No. 2 detector; The symbol ∑ is represented elevator number; Symbol JT represents to be positioned at each detector of machine room, car, hoistway; X represents these position of detector number; Symbol LT represents to be positioned at each detector of corridor; Symbol Y represents detector place number of floor levels; N represents this floor detector sequence number;
10, H≤3 or (N-H)≤3 defined terms; N represents to build the total number of floor levels of body, and N is natural integer; When number of floor levels N was negative, expression building body had underground floor; When N=-1, represent underground 1 layer, also available B 1Expression; When N=-2, represent underground 2 layers, also available B 2Expression; By that analogy.
11, the level Four that relates to the colour code management is evacuated grade;
12, the detector threshold value is set and the position regulation;
13, elevator device is evacuated the regulation of bag literary composition data structure, the civilian type of bag and the Bao Wen data of communications protocol.
(2), a kind of evacuation tactical software algorithmic rule
Evacuating the tactical software algorithmic rule can decide according to evacuating system detector threshold value, and namely those elevators that participate in evacuating of having ready conditions just can enter the evacuation state; Simultaneously, default the elevator that is in different conditions is set the corresponding hierarchical management of evacuating.In the present embodiment, set four safe classes, namely the elevator normal condition is blue 1 grade; Enter alert status and be yellow 2 grades; Enter alarm condition and be 3 grades of oranges; Entering dead status is red 4 grades.
1, is in elevator in blue 1 grade of normal operating condition, in receiving evacuating system during from the threshold value of warning of detector (refer in the system to arrange all from the detector in machine room, car, hoistway, the corridor zone in TC=∑ (JTX+LTY-n) formula), no matter the detector temperature threshold value reaches 50 ℃ still is that smog index of refraction threshold value reaches 50%, system namely enters yellow 2 grades of alert status by blue 1 grade, and elevator starts evacuation procedures automatically; The elevator color that participates in the software interface at fire fighting monitoring center evacuating also becomes yellow by blueness this moment;
2, enter the evacuation state after, elevator is followed and is evacuated layer and be big principle according to evacuating strategy, elevator is at first evacuated evacuating layer; At this moment, unless fire protection control center as required, change elevator operating mode or the new instruction of order elevator execution; In this process, elevator is not stopped (H ± 1) floor, does not respond from other floor interior outgoing call signal of (H ± 1) floor particularly yet;
3, after elevator arrive to be evacuated layer, according to evacuate strategy adopt upstream or downstream evacuate mode with evacuating personnel to the up evacuation base station J of appointment ↑ or descending evacuation base station J ↓;
4, elevator returns base by low layer/(high level) to high-rise/(low layer) to the initial evacuation layer of elevator safety [(H ± 1) ± 1] employing that is including fire bed H, elevator prohibition parking area (H ± 1) layer and evacuates according to operational mode subsequently, and it is as follows specifically to return basic evacuation situation:
1) the initial evacuation of elevator or adopt earlier SS go up district=[(H+1) ± 1]+[(H+1) ± 2]+[(H+1)+3]+... operational mode adopts SS inferior segment evacuation mode then; With evacuating personnel to the up evacuation base station J of appointment ↑ or descending evacuation base station J ↓; In this process, elevator is not stopped (H ± 1) floor, does not respond from other floor interior outgoing call signal of (H ± 1) floor particularly yet;
Symbol S, the evacuation layer that expression building body arranges is got and is dredged the prefix phonetic alphabet; SS OnThe expression elevator is being chosen in the initial evacuation of the upper layer of fire bed H; SS DownThe expression elevator is being chosen in the initial evacuation of fire bed H lower layer; Symbol [(H ± 1) ± 1] expression elevator is evacuated the compound formula of initial layers, contains two initial evacuation modes; Symbol [(H+1)+1] expression elevator is evacuated initial at the upper layer of fire bed H; Symbol [(H-1)-1] expression elevator is evacuated initial at fire bed H lower layer; Symbol J ↓ descending evacuation of expression elevator put people base station (be called for short descending base station J ↓); Descending base station is located at 1 layer usually, and when having fire alarm unusual as if descending base station, elevator arrives other floor according to circumstances, and in this evacuation strategy, if no special support condition, then elevator is up to the top layer base station without exception; Symbol J ↑ expression ascending for elevator evacuates puts people base station (be called for short up base station J ↑); Up base station is located at top layer; When if up base station has fire alarm unusual, then elevator arrives according to circumstances and evacuates layer S;
2) the initial evacuation of elevator or adopt earlier SS inferior segment=[(H-1)-1]+[(H-1)-2]+[(H-1)-3]+... operational mode adopts SS to go up district's evacuation mode then; With evacuating personnel to the descending evacuation base station J of appointment ↓ or up evacuation base station J ↑; In this process, elevator is not stopped (H ± 1) floor, does not respond from other floor interior outgoing call signal of (H ± 1) floor particularly yet;
When H≤3, then the regulation bottom can not be put the people base station as evacuation; When (N-H)≤3, then the regulation top layer can not be put the people base station as evacuation; Elevator evacuation operation formula: SS={[(H ± 1) ± 1], [(H+1)+2], [(H+1)+3] ...; Symbol SS represents elevator evacuation operation formula, gets and evacuates a phonetic alphabet; Obtained by preceding formula: the initial evacuation formula S S of the upper layer of elevator On=[(H+1)+1]; Obtained by preceding formula: the initial evacuation formula S of elevator lower layer S Down=[(H-1)-1]; No matter elevator adopts SS OnOr SS DownInitial evacuation does not represent that elevator has adopted upstream or downstream to evacuate operational mode, but only represents that this elevator evacuates from this layer earlier, and operational mode is put people's descending base station J ↓ or up base station J ↑ decision by evacuation;
3) no matter which kind of elevator adopts evacuate operational mode or at what layer, all accepts the manual intervention instruction from fire protection control center, and the operation of being correlated with according to instruction.
5, evacuate the evacuation condition that software algorithm should take into full account H≤3 or (N-H)≤3 stipulate:
1) based on security consideration, when H≤3, descending evacuation base station J ↓ will be set as and forbid putting the people base station;
2) when (N-H)≤3, up evacuation base station J ↑ will be set as and forbid putting the people base station;
3) evacuate the software algorithm rule and consider the up people of putting base station or the descending people of putting base station simultaneously, if H 〉=3, (N-H) 〉=3 o'clock simultaneously, then elevator is selected descending evacuation base station J ↓ put people according to the human behavior convention;
4) although the tactical software algorithmic rule is considered the up people of putting base station or the descending people of putting base station simultaneously, if H≤3, (N-H)≤3 o'clock simultaneously, then elevator runs to and evacuates layer and take refuge; This moment, fire protection control center carried out manual intervention according to the change of scene environment parameter in good time;
When 6, being in yellow 2 grades of elevators of evacuating states and receiving the alarm threshold value of detector in the evacuating system (refer to layout system in all from the detector in machine room, car, hoistway, the corridor zone in TC=∑ (JTX+LTY-n) formula), no matter the detector temperature threshold value reaches 60 ℃ still is that smog index of refraction threshold value reaches 60%, system all enters 3 grades of alarm condition of orange by yellow 2 grades, and elevator starts alert program automatically; The elevator color that participates in the software interface at fire fighting monitoring center evacuating is also become orange this moment by yellow;
7, enter the evacuation elevator of alarm condition, under the prerequisite that does not have to change in environmental parameter, can continue to carry out the evacuation task.In this process, elevator is not stopped (H ± 1) floor, does not respond from other floor interior outgoing call signal of (H ± 1) floor particularly yet; Unless the site environment parameter changes abominable, or fire protection control center carries out necessary manual intervention according to the change of scene environment parameter;
When 8, being in 3 grades of oranges and evacuating the elevator of states and receive the disable threshold of detector in the evacuating system (refer to layout system in all from the detector in machine room, car, hoistway, the corridor zone in TC=∑ (JTX+LTY-n) formula), no matter the detector temperature threshold value reaches 65 ℃ still is that smog index of refraction threshold value reaches 65%, system namely enters red 4 grades of dead statuses by orange, and elevator starts dead program(me) automatically; The elevator color that participates in the software interface at fire fighting monitoring center evacuating is at this moment also by the orange redness that becomes;
9, evacuate the management of grade level Four evacuating elevator in above-mentioned algorithmic rule, software algorithm comprises that also the fault elevator to having identified carries out safety management:
1) according to the regulation of Elevator Evacuation system communications protocol, the fault elevator can be stopped transport by the timely issue an order of fire protection control center and be returned base;
2) the fault elevator of being stopped transport will be forbidden participating in again the evacuation sequence by strictness;
3) elevator that starts dead program(me) is regarded as the elevator of peripheral environment fault at this moment, and stipulate must not and participate in the evacuation sequence again, unless fire protection control center is implemented to recover to order to it according to circumstances.
Utilize elevator to carry out the requirement of evacuating personnel based on skyscraper, elevator evacuation strategy relates to three kinds of operating states of elevator, relevant sign convention, the division in elevator evacuation stage, elevator evacuation flow process and these several parts of playback appraisal system afterwards of evacuating.According to evacuating the strategy regulation, elevator is evacuated and not only will be embodied convenient, advantage rapidly, also needs more system, more fully formulates the elevator operation mode that meets fire-fighting evacuation escape strategy; In addition, system also needs from the evacuation safety angle, sets dependency rule and condition, evacuates elevator and personnel's safety to ensure the rescue process.Evacuate important regulation in the strategy, in a single day the elevator of setting every participation evacuation exactly enters the evacuation operational mode, then all do not do the order that responds from the interior outgoing call signal of each floor, particularly from prohibition parking area and with the interior outgoing call signal of prohibition parking area neighbour floor, implement safe operation efficiently and stop to guarantee elevator.
This is implemented described evacuation strategy and not only satisfies above-mentioned requirements, also to from factors such as high temperature, smoke particle, water the influence that passenger in elevator device and the sedan-chair may cause being studied.Research thinks, under the fire scenario, has only outside hoistway door is exposed to, and all the other all are installed in hoistway or the machine room, and are comparatively safe.Therefore, high temperature of fire is that hoistway door is produced directly dangerous principal element.But generally, the tolerable temperature of the tolerable temperature of hoistway door and human body is far apart.So in this evacuation strategy, require near the elevator cup reaches, to install corresponding detector additional, with the dangerous influence of monitoring high temperature to hoistway door.Research thinks that also smoke particle, water can not produce fault effects to hoistway door; Have only when water diffuses in hoistway just may exert an influence to the elevator operation, this kind defective (or the design of elevator classification of waterproof) only needs to be improved in elevator design from now on and can be resolved.
Based on this, Elevator Evacuation system of the present invention and method have mainly realized the evacuation agreement communication of elevator wireless terminal and electric life controller, and by the various running statuses of elevator wireless terminal to fire protection control center real-time Transmission elevator, fire protection control center instructs to relevant evacuation of elevator issue under the fire of high-rise building state to satisfy.
The present invention is based on the blank spot of modern fire prevention, utilizes the characteristic of elevator evacuation escape according to skyscraper, apparatus for controlling elevator and operational mode are carried out some agreement regulations and order setting, make elevator under fire hazard environment, enter the fire-fighting operational mode according to evacuating strategy, reach the purpose that the people is rescued in early warning, warning, evacuation.
So the present invention has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not is used for restriction the present invention.Any person skilled in the art scholar all can be under spirit of the present invention and category, and above-described embodiment is modified or changed.Therefore, have in the technical field under such as and know that usually the knowledgeable modifies or changes not breaking away from all equivalences of finishing under disclosed spirit and the technological thought, must be contained by claim of the present invention.

Claims (9)

1. an elevator is evacuated communication means, it is characterized in that, described elevator is evacuated communication means and comprised:
Distribution is arranged at the Zigbee wireless detector detection of fires information of each detection node, and will survey the information that obtains and send in order to control the elevator wireless terminal of elevator operation by Zigbee elevator wireless network;
Elevator wireless terminal requests electric life controller starts Elevator Evacuation system communication protocol control elevator and moves according to evacuation mode; Described Elevator Evacuation system communication protocol is based on communication Bao Wen, and answers one to answer the mode that realizes communication as basic communication unit with one; Described evacuation mode is default elevator operating mode;
Fire protection control center by wire/radio network real time inspection elevator operating state or follow the operation of Elevator Evacuation system communication protocol intervention commander elevator.
2. elevator according to claim 1 is evacuated communication means, and it is characterized in that: described communication Bao Wen comprises communication modes, wraps civilian structure; The civilian structure of described bag comprises civilian leader will, wraps civilian serial number, wraps civilian type, data length, bag literary composition data, check digit; The civilian leader will of described bag is in order to indicate the transmit leg of communication Bao Wen; The civilian serial number of described bag is safeguarded by transmit leg, increase progressively successively, and the bag literary composition serial number of recipient's response packet literary composition is identical with the bag literary composition serial number of the communication Bao Wen of transmit leg in a basic communication unit; The civilian type of described bag is in order to indicate response packet literary composition or instruction Bao Wen; The civilian data of described bag are in order to show the particular content of this communication Bao Wen; The byte length of described data length in order to indicate that the civilian data of bag and check digit are occupied altogether.
3. elevator according to claim 1 is evacuated communication means, it is characterized in that the particular content of described evacuation mode is: utilize the threshold value of Zigbee wireless detector to set safe class; Different safe classes is provided with different safe escape programs;
Described safe escape program comprises two kinds of evacuation modes of uplink and downlink; Up evacuation mode is: elevator turns back to up evacuation base station by low layer to high level by the employing of the initial evacuation layer of safety and evacuates; Descending evacuation mode is: elevator turns back to descending evacuation base station by high level to low layer by the employing of the initial evacuation layer of safety and evacuates; In the evacuation process, the elevator that elevator is not being stopped fire bed and adjacent fire bed is prohibited and is stopped layer, does not also respond the interior outgoing call signal from other floors.
4. elevator according to claim 3 is evacuated communication means, it is characterized in that: no matter which kind of elevator adopts evacuate operational mode or at what layer, all accepts the manual intervention instruction from fire protection control center, and the operation of being correlated with according to instruction.
5. elevator according to claim 1 is evacuated communication means, and it is characterized in that: described Zigbee wireless detector is arranged at each elevator(lift) machine room, floor, hoistway, elevator cup and lift car; Described Zigbee wireless detector comprises sensor detector, Zigbee module, power module; Described sensor detector links to each other with the Zigbee module communication; Described power module links to each other with the Zigbee module with described sensor detector respectively; Described sensor detector comprises temperature detection device and smoke alarm.
6. elevator according to claim 5 is evacuated communication means, and it is characterized in that: the described Zigbee wireless detector that is arranged at floor, elevator(lift) machine room and lift car place is communicated by letter with described fire protection control center by the Zigbee wireless network.
7. elevator according to claim 1 is evacuated communication means, and it is characterized in that: described elevator wireless terminal comprises CPU, Ethernet interface, electric life controller interface, RS485 interface, Zigbee module; Described CPU communicates by letter with described Zigbee wireless detector with the Zigbee module by the RS485 interface; Described CPU communicates by letter with described electric life controller by the electric life controller interface; Described CPU communicates by letter with described fire protection control center by Ethernet interface.
8. elevator according to claim 1 is evacuated communication means, and it is characterized in that: the communication modes of described elevator wireless terminal and electric life controller is full duplex communication.
9. elevator according to claim 1 is evacuated communication means, and it is characterized in that: described fire protection control center is communicated by letter with outside networked devices by the Internet.
CN2012100557321A 2012-03-05 2012-03-05 Method for elevator evacuation communication CN103297215A (en)

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Application publication date: 20130911