CN105293239A - Construction elevator monitoring device and wireless communication and networking method thereof - Google Patents
Construction elevator monitoring device and wireless communication and networking method thereof Download PDFInfo
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- CN105293239A CN105293239A CN201510797472.9A CN201510797472A CN105293239A CN 105293239 A CN105293239 A CN 105293239A CN 201510797472 A CN201510797472 A CN 201510797472A CN 105293239 A CN105293239 A CN 105293239A
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Abstract
The invention provides a construction elevator monitoring device which comprises a main monitoring unit and/or a plurality of slave monitoring units. The main monitoring unit comprises a control module, a wireless communication module, an RFID module, a GPRS module, an interaction output module, a manual input module and a power module. Each slave monitoring units comprises a control module, a wireless communication module, an RFID module, an interaction output module, a manual input module and a power module. The invention further provides a networking method and a communication method according to the monitoring device. The construction elevator monitoring device has the beneficial effects that a large number of wiring projects are not needed, so that the mounting efficiency of the monitoring device is greatly improved, and centralized monitoring management on an construction elevator is facilitated; the monitoring device integrates the function of field data collection and the function of gateway equipment; data bases are provided for management, maintenance, statistics, analysis and fault diagnosis of the elevator; and instructions delivered by an upper monitoring center can be issued efficiently.
Description
Technical field
The present invention relates to elevator monitoring systems, be specifically related to the monitoring system of building operation elevator.
Background technology
Building operation elevator is applied to the camp site of skyscraper widely in recent years, but due to construction elevator installation and use danger factor larger, eventuality, paroxysmal situation are more, to cause casualties and the accident of device damage happens occasionally, therefore, supervision and management and the maintenance of strengthening construction elevator seem extremely important, how Quick Acquisition is carried out to the field data of construction elevator, and how to realize that the correct monitoring device of management maintenance decision-making to construction elevator is added up, analyzes and then made to gathered data timely and propose requirement.When needing can not to have used traditional wired monitoring mode, not only difficult wiring when carrying out centralized monitoring to all construction elevators in a region, and high, the consuming time length of cost.How at lower cost the monitoring-testing device of centralized monitoring to us to be realized to construction elevator and propose requirement.
Summary of the invention
The object of the invention is to solve the problem being difficult to carry out the management of actv. Centralizing inspection to the multi-section construction elevator of building site, thus reach the object of the treatment effeciency reducing construction elevator accident frequency rate and improve safety misadventure, and then improve safety and the high efficiency of building operation elevator.
For achieving the above object, the present invention proposes a kind of construction elevator monitoring device, comprise a main monitoring means and some from monitoring means; Described main monitoring means includes control module, wireless communication module, RFID module, GPRS module, gateway module, mutual output module, artificial load module and power management module; Described comprises control module, wireless communication module, RFID module, mutual output module, artificial load module and power management module from monitoring means; Described control module comprises flush bonding processor and peripheral circuit, and peripheral circuit is connected with flush bonding processor; Described RFID module includes RFID card reader, is connected with control module by RFID module communication interface; Described wireless communication module, gateway module are connected with the different communication pin of control module respectively with the communication pin of GPRS module; Described mutual output module is connected with control module with artificial load module; Described power module is control module, wireless communication module, GPRS module, gateway module, RFID module provide required electricity consumption; Described main monitoring means and further comprises bsp driver and application program from monitoring means, described bsp driver, in order to drive hardware, provides api function interface to application program simultaneously; Described application program, by calling bsp driver, realizes controlling functions.
Further, described main monitoring means or be also provided with GPS module from monitoring means; The communications pins of described GPS module is connected with the communications pins of control module, can obtain the geographical location information of this monitoring means.
Further, described main monitoring means or also comprise data acquisition module and sensor group from monitoring means, sensor group is placed on construction elevator, and the output of sensor group is connected with the input of data acquisition module, and the communications pins of data acquisition module is connected with the communications pins of control module; Obtained the various parameters of construction elevator by sensor group, and pass to control module by data acquisition module, then upload to monitoring and control centre by GPRS module or gateway module, achieve the centralized monitoring of monitoring and control centre to construction elevator real time execution situation.
The invention allows for a kind of communication network based on construction elevator monitoring device, node of network comprises described main monitoring means and from monitoring means, network topology structure is tree network topology; Described main monitoring means quantity is one, is responsible for the foundation of whole network, and to carrying out management and control from monitoring means in network, is in the top of tree network topology; Described from monitoring means quantity more than one, the process of its data can only be responsible for before adding network, after adding network, also possess relay function non-self data are forwarded; Described main monitoring means, take communication each other from monitoring means.
The invention allows for a kind of network-building method based on described communication network, comprise following process:
1. network initialization procedure, carried out at the building network initial stage; By main monitoring means initialization and configuration network;
2. from monitoring means screening process, carry out at the building network initial stage; Described is as follows from monitoring means screening step:
A. network from monitoring means broadcast and ask, obtain the network information of neighbor monitoring and detecting unit;
B., when the neighbor monitoring and detecting unit obtained has the response message of main monitoring means, from monitoring means, association solicited message is sent to main monitoring means, and preserve the address information of the maximum neighbours of repeated link quality indicated value LQI from monitoring means to communication network table; When the response message of the not main monitoring means of neighbor monitoring and detecting unit obtained, then from monitoring means, association solicited message is sent to the neighbours that relaying link-quality indicated value LQI is maximum from monitoring means, and preserve the address information of described neighbours from monitoring means to communication network table;
C. after main monitoring means receives association solicited message, judge whether to allow to add network from monitoring means, if allowed, then for its distribution network address and as the unique identity in network, and reply associate response message to being somebody's turn to do from monitoring means, representing after should receiving associate response message from monitoring means networks successfully, if main monitoring means does not allow this to add network from monitoring means, then should select to send association request to the neighbours communication network table from monitoring means from monitoring means, if not can be used as the neighbours of relaying from monitoring means, then from the 1. step restart to perform, after neighbours receive association solicited message from monitoring means, what judge whether to allow to send application adds network from monitoring means, if allowed, then reply associated response information for this distributes a network address as the unique identity in network from monitoring means, representing after should receiving associated response information from monitoring means networks successfully, if what neighbours did not allow to send application from monitoring means adds network from monitoring means, then should select to send association request to other neighbor monitoring and detecting unit communication network table from monitoring means, if there is no other neighbours that can make relaying from monitoring means, from the 1. step restart to perform,
D. for not adding walking from monitoring means repetition a ~ c of network, all network is added until all from monitoring means;
3. network maintenance process, node of network is once namely establishment continues to carry out; When normal from monitoring means and the communication link of direct correlation monitoring means, keep original communication link to communicate; When disconnecting from the communication link of monitoring means and direct correlation monitoring means, from monitoring means by by other neighbours communication network table from monitoring means forwarding information, if success, then these neighbours successfully forwarded become direct correlation equipment from monitoring means, if there are not other neighbours from monitoring means in failure or communication network table, then disconnect communication link need to re-execute from the 2. step from monitoring means.By the network-building method of described communication network, make each independently monitoring means constitute tree-like network topology, ensure that the unimpeded of networking, for each provides communication infrastructure from monitoring means uploading data simultaneously.
The invention allows for a kind of communication means according to described communication network, specific as follows:
A. whether main monitoring means is with first to detect channel from monitoring means before sending data idle, just carry out transmission data, otherwise whether idle, until send data smoothly if detecting channel after carrying out the time delay of random duration once again during channel idle;
B. from monitoring means as trunking when receiving data and forward, carry out the time delay of random duration, and send data when detecting that channel is the free time, otherwise data are put into whether idle, until send data smoothly if after cache pool carries out the time delay of random duration again, detecting channel once again;
C. adopt the time slice polling method of address Network Based, namely require to only have monitoring means to send data at synchronization, avoid multiplely receiving broadcasting instructions from monitoring equipment and replying the conflict that data produce simultaneously.
By described communication means, actv. avoids the communication contention aware of network, ensure that the unimpeded of network service, improves the quality of wirelessly transmitting data.
The invention has the beneficial effects as follows:
(1) monitoring device adopts radio communication, does not need wiring installation, substantially increases the installation effectiveness of monitoring device, for unit in charge of construction has won the time, save the consumables cost of wiring simultaneously;
Monitoring device adopt network-building method successfully each independently monitoring means establish communication network, Centralizing inspection and management can be carried out to construction elevator very easily;
(3) monitoring device solves in the high problem of severe construction site QoS requirement, and the data message that each monitoring means gathers is converted to unified information data report, is realized and monitoring and control centre data interaction by GPRS;
(4) monitoring device achieves construction elevator and on-the-spot various data acquisition, comprise the registration confirmation of personnel, the geography information of elevator, the parameter sensing of construction elevator, for the management of elevator, maintenance, statistics, analysis and trouble diagnosing provide data basis;
(5) monitoring device possesses gateway function, or is arranged on on-the-spot server communication by network and overlayer monitors center, and obtain the analysis result of related data in time, instruction also can be assigned in time, and management, maintenance efficiency improve all greatly;
(6) the communication means that monitoring device adopts successfully avoids network service conflict, improves the quality of wirelessly transmitting data.
Accompanying drawing explanation
Fig. 1 is the main comprising modules schematic diagram of monitoring means.
Fig. 2 is monitoring means networking topology schematic diagram.
Detailed description of the invention
Below in conjunction with drawings and Examples, the technical scheme in invention is further illustrated.
The comprising modules of main monitoring means as shown in Figure 1, comprises control module, wireless communication module, RFID module, GPS module, GPRS module, gateway module, data acquisition module, sensor group, mutual output module, artificial load module and power module; Control module, wireless communication module, RFID module, GPS module, data acquisition module, sensor group, mutual output module, artificial load module and power module is comprised from monitoring means; Described wireless communication module, gateway module, GPRS module, data acquisition module, display module, artificial load module are connected with corresponding control module respectively with RFID module; Each comprising modules that described power module is monitoring means provides required electricity consumption; Below other comprising modules of monitoring means are described in detail:
Described control module is made up of master controller and peripheral circuit, the process of primary responsibility data and the scheduling of each task, and control module adopts flush bonding processor as master controller; Consider cost and the function of monitoring device, monitoring means adopts ARMCortex
tM-M3 series processors is as master controller, its built-in FLASH and SRAM meet the requirement of monitoring device size of code to memory headroom, and the peripheral circuit of master controller mainly comprises clock circuit, reset circuit, power supply processing circuit, start-up mode selection circuit and SWD interface circuit;
Described RFID module includes RFID card reader, uses RFID card reader acquisition operations personnel's confirmation and service personnel register information etc., and information data is sent to control module by RFID module communication interface; Described RFID card reader is chosen as active work mode, namely initiatively Card Reader information is sent to main control module by RFID module communication interface, need not personnel intervene; The communication interface circuit of RFID module comprises RS485 and turns serial ports USART communication circuit, and convenient and main control module realizes information interchange; RFID module makes monitoring device can realize collection to personal information and centralized management easily;
Described wireless communication module primary responsibility transmitting/receiving wireless data also communicate with other monitoring means; In order to meet the communicating requirement under mal-condition, adopt the wireless communication module of 470MHz as the communication module between monitoring means, described communication module comprises complete transmitter and receptor, data rate ranges is 100bps ~ 1Mbps, also there is the adjacentchannel selectivity of the 60dBd of 12.5kHz channel spacing, to guarantee the reliable communication under severe RF condition; The radio communication system taked, improves the installation effectiveness of monitoring device, saves time cost and the material cost of construction;
Described GPS module is connected with control module with transmission of monitoring geographic position data; Especially, GPS module adopts NEO-6M module, compact, excellent performance, carry out various optimum configurations by serial ports, and can EEPROM be kept at, easy to use, meanwhile, GPS module also comprises Chargeable backup battery, even if power down also can keep the data of a period of time; The positioning function of GPS can reduce the target homing time that fault elevator maybe needs to safeguard elevator greatly;
Described GPRS module primary responsibility realizes carrying out data interaction with monitoring and control centre, to realize overlayer monitors center to the various Data Statistics Inquiry Throughs of building site construction elevator, online equipment real-time statistics, the online function such as equipment real-time state monitoring and alert data classified inquiry; GPRS module core adopts industrial grade double frequency GSM/GPRS chip: SIM900A, working frequency range double frequency: 900/1800MHz, low-power consumption can realize the transmission of voice, SMS, data and facsimile message; GPRS module supports that TTL serial communication is to facilitate the data interaction with main control module; GPRS module also comprises capsicum antenna, RTC backup battery, both effectively improves signal reception, also need not worry power-off problems, and especially, GPRS module band SIM esd protection function, to improve the reliability of monitoring means;
Described artificial load module comprises one or more load modules of button or input through keyboard module, touch screen module, voice input module, video identification load module; Connection mode about button or input through keyboard module, touch screen module and main control chip has a large amount of open source information and illustrates, repeats no more; Voice input module have employed voice recognition chip, as adopted the High Performance LD3320 voice recognition chip of ICRoute company, its peripheral circuit mainly includes MIC input circuit, clock circuit, AD circuit, after the voice of user enter speech recognition part, LD3320 by the data processed by exporting parallel transmission to control module, control module after routine processes, then sends instruction to corresponding execution module;
Described mutual output module comprises wherein one or more modules that LED or LCD screen show module, touch screen module, voice output module, alarm module, indicating lamp module; The connection mode of LED or LCD display module, touch screen module, indicating lamp module and main control chip has a large amount of open source information and illustrates, repeats no more; Described alarm module includes buzzer circuit, and the drived control pin of buzzer circuit exports with control module and is connected, and exports a warning signal rear drive buzzer phone sound the alarm in control module; Described voice output module have employed speech chip, and as WT588D, the audio output of this chip connects amplifying circuit rear drive loud speaker, and the DATA input end of this chip is connected with the output of control module;
Described sensor group comprises one or more sensor in weight sensor, displacement pickup, temperature sensor, opto-electronic pickup, acceleration pick-up, electromagnetic sensor, level transducer, closed-loop current sensors, magnetoresistive transducer, Hall transducer, limit switch, coder or switch; Described data acquisition module comprises power supply regulator circuit, interface circuit, signal processing circuit, encode circuit; Sensor group is placed in the relevant position of construction elevator, and connect with the input of data acquisition module, encoded by encode circuit after signal processing circuit, the difference of encode circuit exports and represents different sensing outcome, is connected with control module finally by output interface circuit; Sensor group and data acquisition module can gather construction elevator various parameter and by data by being communicated by wireless communication module transmission after control module process, for the management of construction elevator, maintenance, statistics, analysis and trouble diagnosing provide data.
Be more than wherein a kind of module combination of monitoring means, GPS module, sensor group, data acquisition module, artificial load module, mutual output module can be selected as required and combine.
In addition, main monitoring means and all contain bsp driver and application program from monitoring means, described bsp driver, in order to drive hardware, provides api function interface to application program simultaneously; Described application program, by calling bsp driver, realizes controlling functions.
As shown in Figure 2, the communication network of tree network topology is constituted by monitoring means; Wherein, main monitoring means is in the top of tree network topology, and quantity only has one, is responsible for the foundation of whole communication network, and to carrying out management and control from monitoring means in network; Meanwhile, main monitoring means has gateway function, can with overlayer monitors center interaction data; Distinguish different from monitoring means in Fig. 2 with different suffix letter; The described process from monitoring means only responsible its data before adding network, has also possessed relay function and has forwarded non-self data after adding network; Concrete network-building method, comprises following process:
1. network initialization procedure, carried out at the building network initial stage; By main monitoring means initialization and configuration network;
2. from monitoring means screening process, carry out at the building network initial stage; Described as follows from monitoring means screening step:
A. network from monitoring means broadcast and ask, obtain the network information of neighbor monitoring and detecting unit;
B., when the neighbor monitoring and detecting unit obtained has the response message of main monitoring means, from monitoring means, association solicited message is sent to main monitoring means, and preserve the address information of the maximum neighbours of repeated link quality indicated value LQI from monitoring means to communication network table; When the response message of the not main monitoring means of neighbor monitoring and detecting unit obtained, then from monitoring means, association solicited message is sent to the neighbours that relaying link-quality indicated value LQI is maximum from monitoring means, and preserve the address information of described neighbours from monitoring means to communication network table;
C. after main monitoring means receives association solicited message, judge whether to allow to add network from monitoring means, if allowed, then for its distribution network address and as the unique identity in network, and reply associate response message to being somebody's turn to do from monitoring means, representing after should receiving associate response message from monitoring means networks successfully, if main monitoring means does not allow this to add network from monitoring means, then should select to send association request to the neighbours communication network table from monitoring means from monitoring means, if not can be used as the neighbours of relaying from monitoring means, then from the 1. step restart to perform, after neighbours receive association solicited message from monitoring means, what judge whether to allow to send application adds network from monitoring means, if allowed, then reply associated response information for this distributes a network address as the unique identity in network from monitoring means, representing after should receiving associated response information from monitoring means networks successfully, if what neighbours did not allow to send application from monitoring means adds network from monitoring means, then should select to send association request to other neighbor monitoring and detecting unit communication network table from monitoring means, if there is no other neighbours that can make relaying from monitoring means, from the 1. step restart to perform,
D. for not adding walking from monitoring means repetition a ~ c of network, all network is added until all from monitoring means;
3. network maintenance process, node of network is once namely establishment continues to carry out; When normal from monitoring means and the communication link of direct correlation monitoring means, keep original communication link to communicate; When disconnecting from the communication link of monitoring means and direct correlation monitoring means, from monitoring means by by other neighbours communication network table from monitoring means forwarding information, if success, then these neighbours successfully forwarded become direct correlation equipment from monitoring means, if there are not other neighbours from monitoring means in failure or communication network table, then disconnect communication link need to re-execute from the 2. step from monitoring means.
The communication means of described communication network is as follows:
A. whether main monitoring means is with first to detect channel from monitoring means before sending data idle, just carry out transmission data, otherwise whether idle, until send data smoothly if detecting channel after carrying out the time delay of random duration once again during channel idle;
B. from monitoring means as trunking when receiving data and forward, carry out the time delay of random duration, and send data when detecting that channel is the free time, otherwise data are put into whether idle, until send data smoothly if after cache pool carries out the time delay of random duration again, detecting channel once again;
C. adopt the time slice polling method of address Network Based, namely require to only have monitoring means to send data at synchronization, avoid multiplely receiving broadcasting instructions from monitoring equipment and replying the conflict that data produce simultaneously.
By taking above-mentioned communication means, effectively can avoid the communication contention aware of described communication network, effectively ensure that communication quality.
Above, be only the present invention's preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a construction elevator monitoring device, is characterized in that: comprise a main monitoring means and some from monitoring means; Described main monitoring means includes control module, wireless communication module, RFID module, GPRS module, gateway module, mutual output module, artificial load module and power management module; Described comprises control module, wireless communication module, RFID module, mutual output module, artificial load module and power management module from monitoring means; Described control module comprises flush bonding processor and peripheral circuit, and peripheral circuit is connected with flush bonding processor; Described RFID module includes RFID card reader, is connected with control module by RFID module communication interface; Described wireless communication module, gateway module are connected with the different communication pin of control module respectively with the communication pin of GPRS module; Described mutual output module is connected with control module with artificial load module; Described power module is control module, wireless communication module, GPRS module, alternately output module, manually load module, gateway module, RFID module provide required electricity consumption; Described main monitoring means and further comprises bsp driver and application program from monitoring means, described bsp driver, in order to drive hardware, provides api function interface to application program simultaneously; Described application program, by calling bsp driver, realizes controlling functions.
2. a kind of construction elevator monitoring device according to claim 1, is characterized in that: described main monitoring means or be also provided with GPS module from monitoring means, and the communications pins of described GPS module is connected with the communications pins of control module.
3. a kind of construction elevator monitoring device according to claim 1 and 2, it is characterized in that: described main monitoring means or also comprise data acquisition module and sensor group from monitoring means, sensor group is placed on construction elevator, the output of sensor group is connected with the input of data acquisition module, and the communications pins of data acquisition module is connected with the communications pins of control module.
4. a kind of construction elevator monitoring device according to claim 1 and 2, it is characterized in that: the wireless module of described wireless communication module one or more frequencies that to be communication frequency be among 400MHz ~ 470MHz, has the adjacentchannel selectivity being not less than 30dBd of 12.5KHz channel spacing.
5. a kind of construction elevator monitoring device according to claim 1 and 2, is characterized in that: described artificial load module comprises one or more load modules of button or input through keyboard module, touch screen module, voice input module.
6. a kind of construction elevator monitoring device according to claim 2, is characterized in that: described mutual output module comprises one or more mutual output modules that LED or LCD screen show module, touch screen module, voice output module, alarm module, indicating lamp module.
7. a kind of construction elevator monitoring device according to claim 3, is characterized in that: described sensor group includes weight sensor, displacement pickup, temperature sensor, opto-electronic pickup, acceleration pick-up, electromagnetic sensor, level transducer, closed-loop current sensors, magnetoresistive transducer, Hall transducer, limit switch and or coder.
8. based on a communication network for construction elevator monitoring device described in claim 1, it is characterized in that: node of network comprises described main monitoring means and from monitoring means, network topology structure is tree network topology; Described main monitoring means quantity only has one, is responsible for the foundation of whole network, and to carrying out management and control from monitoring means in network, is in the top of tree network topology; Described from monitoring means quantity more than one, the process of its data can only be responsible for before adding network, after adding network, also possess relay function non-self data are forwarded; Described main monitoring means, take communication each other from monitoring means.
9. a network-building method for communication network according to claim 8, is characterized in that: comprise following process:
1. network initialization procedure, carried out at the building network initial stage; By main monitoring means initialization and configuration network;
2. from monitoring means screening process, carry out at the building network initial stage; Described as follows from monitoring means screening step:
A. network from monitoring means broadcast and ask, obtain the network information of neighbor monitoring and detecting unit;
B., when the neighbor monitoring and detecting unit obtained has the response message of main monitoring means, from monitoring means, association solicited message is sent to main monitoring means, and preserve the address information of the maximum neighbours of repeated link quality indicated value LQI from monitoring means to communication network table; When the response message of the not main monitoring means of neighbor monitoring and detecting unit obtained, then from monitoring means, association solicited message is sent to the neighbours that relaying link-quality indicated value LQI is maximum from monitoring means, and preserve the address information of described neighbours from monitoring means to communication network table;
C. after main monitoring means receives association solicited message, judge whether to allow to add network from monitoring means, if allowed, then for its distribution network address and as the unique identity in network, and reply associate response message to being somebody's turn to do from monitoring means, representing after should receiving associate response message from monitoring means networks successfully, if main monitoring means does not allow this to add network from monitoring means, then should select to send association request to the neighbours communication network table from monitoring means from monitoring means, if not can be used as the neighbours of relaying from monitoring means, then from the 1. step restart to perform, after neighbours receive association solicited message from monitoring means, what judge whether to allow to send application adds network from monitoring means, if allowed, then reply associated response information for this distributes a network address as the unique identity in network from monitoring means, representing after should receiving associated response information from monitoring means networks successfully, if what neighbours did not allow to send application from monitoring means adds network from monitoring means, then should select to send association request to other neighbor monitoring and detecting unit communication network table from monitoring means, if there is no other neighbours that can make relaying from monitoring means, from the 1. step restart to perform,
D. for not adding walking from monitoring means repetition a ~ c of network, all network is added until all from monitoring means;
3. network maintenance process, node of network is once namely establishment continues to carry out; When normal from monitoring means and the communication link of direct correlation monitoring means, keep original communication link to communicate; When disconnecting from the communication link of monitoring means and direct correlation monitoring means, from monitoring means by by other neighbours communication network table from monitoring means forwarding information, if success, then these neighbours successfully forwarded become direct correlation equipment from monitoring means, if there are not other neighbours from monitoring means in failure or communication network table, then disconnect communication link need to re-execute from the 2. step from monitoring means.
10. a communication means for communication network according to claim 8, is characterized in that: comprise the following steps:
A. whether main monitoring means is with first to detect channel from monitoring means before sending data idle, just carry out transmission data, otherwise whether idle, until send data smoothly if detecting channel after carrying out the time delay of random duration once again during channel idle;
B. from monitoring means as trunking when receiving data and forward, carry out the time delay of random duration, and send data when detecting that channel is the free time, otherwise data are put into whether idle, until send data smoothly if after cache pool carries out the time delay of random duration again, detecting channel once again;
C. adopt the time slice polling method of address Network Based, namely require to only have monitoring means to send data at synchronization, avoid multiplely receiving broadcasting instructions from monitoring equipment and replying the conflict that data produce simultaneously.
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