CN201017445Y - Novel wireless zone location and field data collecting device - Google Patents
Novel wireless zone location and field data collecting device Download PDFInfo
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- CN201017445Y CN201017445Y CNU2007200343435U CN200720034343U CN201017445Y CN 201017445 Y CN201017445 Y CN 201017445Y CN U2007200343435 U CNU2007200343435 U CN U2007200343435U CN 200720034343 U CN200720034343 U CN 200720034343U CN 201017445 Y CN201017445 Y CN 201017445Y
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Abstract
The utility model discloses a novel wireless device for regional location and field data acquisition, which comprises a supervising computer, a wireless transducer network and wireless terminals. The wireless transducer network comprises gateways and wireless nodes. Wherein, the supervising computer is linked to the gateways in the wireless transducer network through wire connections; and the gateways are connected with the wireless nodes through wireless connections; the wireless terminal comprises mobile user terminals and data acquisition terminals; the mobile user terminals and the data acquisition terminals are in the signal coverage of the wireless transducer network. The utility model can be widely used in regional location and field data acquisition in the field of national defense and civic purposes, in particular in some special aspects that traditional location methods cannot cover. Wireless structure design of the whole network can considerably improve network wiring flexibility and system portability. The utility can increase reliability and safety of the system itself, effectively improve monitoring on field progress and environments, and lower accident rate.
Description
One, technical field
The utility model belongs to zone location and remote wireless data collection field, relates in particular to a kind of device that utilizes wireless sensor network to carry out zone location, on-site data gathering and remote information perception.
Two, background technology
Along with current progress of science and technology, location technology commonly used, as GPS (Global PositioningSystem, GPS) and inertial navigation system (Inertial Navigation System, INS) etc., all bringing into play more and more important effect in national defence and civil area.Yet for some specific applied environment, as places such as mine, tunnel, office, hospital, building site and factory building inside, gps satellite signal is disturbed or conductively-closed fully, and location usefulness reduces greatly even can't work at all.Though inertial navigation system can be carried out the independent navigation location, is subject to algorithm principle, positioning error is dispersed in time, is difficult to meet the performance requirement of long-time location, zone.
For the zone location under the specific environment, for example orientate example as with coal mine down-hole personnel at present, (Radio Frequency Identification is RFID) with wired local area network location dual mode generally to adopt identity recognizer.The former carries the identity recognizer of unique coding by the miner, set up with the card reader of fixed position, down-hole and shake hands or question and answer mechanism, thereby with personnel positioning near card reader.This locator meams has the following disadvantages: at first can't realize the continuous location of personnel's whole process, only can navigate to the geographic position that card reader is set discretely after setting up question and answer mechanism; Secondly bearing accuracy is lower, and bearing accuracy depends on the distance that card reader is provided with.Be limited to the consideration of aspects such as cost and system architecture, the limited amount of card reader is set, thereby the locator meams of employing RFID only can provide the bearing accuracy of tens meters magnitudes usually.Mode based on the cable LAN location then is to arrange the network node (being gateway) of wired connection in advance in the down-hole, the mobile node of staff by carrying, carry out wireless connections with network node, and determine personnel's position by signal strength detection and geometry location principle.This kind locator meams can realize the continuous and relative accurate localization of personnel, thereby becomes one of main flow scheme of present research application, and existing related application is open.Yet there is the networking difficulty in the network that this dependence wire cable connects, defectives such as system flexibility and portable difference, and for small-sized, the particularly inconvenience of application that short-term is bigger with relative flowability.Simultaneously cable network is very high to self cable protection and maintenance requirement, in case line electrical leakage produces electric spark, easily causes accidents such as mine gas explosion on the contrary, thereby has certain potential safety hazard.And this cable LAN locator meams only has single positioning function, can not provide the scene for information about, is unfavorable for monitoring on one's own initiative.
Meanwhile, the domestic in recent years coal mine blast incident of caving in takes place frequently, and has caused serious casualties and huge property loss, has caused social extensive concern.Tracing it to its cause from technological layer, mainly is to lack effective Environmental security monitoring and warning system.Thereby society has higher requirement to environmental monitoring, data acquisition and the information perception etc. of working-yard at present, especially for the misgivings to safety.The traditional manual detection and the mode of record can't satisfy many-sided demands such as monitoring efficient, cost and data volume.Zone location and the on-the-spot sensing device based on wireless sensor network that the utility model proposes can solve this realistic problem.
Three, technical scheme
1, technical matters: the technical problems to be solved in the utility model provides a kind of novel radio zone location and on-site data gathering device, it adopts the fixer network of wireless " transparence ", simultaneously, this system can realize long-range real-time perception to the monitoring field conditions.
2, technical scheme: in order to solve above-mentioned technical matters, the utility model comprises supervisory control comuter, wireless sensor network and wireless terminal, and wireless sensor network comprises gateway and radio node, carries out wireless connections between gateway and the radio node; Wireless terminal comprises mobile subscriber terminal and data collection station, and mobile subscriber terminal and data collection station are in the signal cover of wireless sensor network; Gateway wired connection in supervisory control comuter and the wireless sensor network.
Wireless sensor network adopts tree type, star-like, node type or heterogeneous network structure, sets up the wireless data transmission of gateway and all radio nodes.
Supervisory control comuter and keeper form control center, and supervisory control comuter is wiredly connected to the gateway in the wireless sensor network, and responsible control gateway is connected with the transparent of all radio nodes with setting up.Supervisory control comuter is finished the positioning calculation of mobile subscriber terminal, beams back data at data collection station simultaneously and carries out statistics and analysis.The keeper is according to the result of real-time personnel or equipment location and field monitoring, by management, commander and the scheduling of supervisory control comuter realization to mobile subscriber terminal.
Wireless sensor network is made up of gateway and a large amount of radio nodes.Gateway utilizes wired mode to receive the steering order of supervisory control comuter, and transmits and control all radio nodes, will send to supervisory control comuter from the raw data that mobile subscriber terminal, data collection station obtain at last.
Mobile subscriber terminal and data collection station all are in the signal cover of wireless sensor network on the geographic position.Different mobile subscriber terminals and data collection station all have the identity coding of unique distribution, and relevant information also is entered in the supervisory control comuter database in advance separately.Mobile subscriber terminal is radio node transmission towards periphery self code regularly, and to carry out location compute, corresponding action is taked in the instruction of transmitting according to supervisory control comuter simultaneously.Data collection station is then according to the instruction of supervisory control comuter, the collection site corresponding information, and utilize wireless sensor network finally to transmit back analysis and the statistics that Surveillance center carries out data.
3, beneficial effect
The utility model can be widely used in the zone location and the on-site data gathering of national defence and civil area, and the specific region that especially traditional localization method can't set foot in is as places such as mine, tunnel, office, hospital, building site and factory building inside.By zone location, can realize the accurate location of field staff or equipment, and then improve the usefulness of commander, scheduling and supervision and management based on wireless sensor network.The wireless penetration design of a whole set of network has significantly improved the dirigibility of arranging net and the portability of system, thereby small-sized or mobile bigger applied environment is had important use is worth.Reliability and security that the wireless penetration design has also improved system self.On-site data gathering and environmental information perception based on wireless network have effectively improved the monitoring to on-the-spot progress and environment, can reduce accident rate, and this safety guarantee for the social property and the person has important society and economic benefit.
Four, description of drawings
Fig. 1 is the structural representation of novel radio zone location and on-site data gathering device;
Fig. 2 is a workflow diagram synoptic diagram of the present utility model;
Fig. 3 is based on the positioning flow figure of wireless sensor network;
Fig. 4 is based on the on-site data gathering process flow diagram of wireless sensor network.
Five, embodiment
As shown in Figure 1 and Figure 2, the novel radio zone location of present embodiment and on-site data gathering device comprise supervisory control comuter 4, wireless sensor network 2 and wireless terminal 3, wireless sensor network 2 comprises gateway 6 and radio node 7, carries out wireless connections between gateway 6 and the radio node 7; Wireless terminal 3 comprises mobile subscriber terminal 8 and data collection station 9, and mobile subscriber terminal 8 and data collection station 9 are in the signal cover of wireless sensor network 2; Gateway 6 wired connections in supervisory control comuter 4 and the wireless sensor network 2.
Wireless sensor network 2 adopts tree types, star-like, node type or heterogeneous network structure, sets up the wireless data transmission of gateway 6 and all radio nodes 7.
Present embodiment is a kind of mine personnel location navigation and Environmental security supervising device based on the ZigBee wireless sensor network, also can choose dissimilar wireless sensor networks according to the different of applied environment and actual demand.Its implementation process is as follows:
At first carrying out the ZigBee radio node of underworkings arranges net.Belong to a kind of special movable self-organization Ad-hoc network based on the ZigBee wireless sensor network, network node is the existence of other node of perception automatically, and definite annexation, forms structurized network.Therefore only need to settle the ZigBee radio node, guarantee to exist two or more nodes to get final product at least in the ZigBee effective communication scope in rational position.Along with deep-cutting or the change of project of mine, only need are expanded the ZigBee radio node or existing position are adjusted, can the new network of convenient, rapid establishment, therefore compare with traditional wired arranging net, greatly strengthened the dirigibility of arranging net and the portability of system;
Arrange net finish after, need to register to all nodes and terminal in the ZigBee wireless sensor network of down-hole.Need the information of input database to generally include ID number of whole ZigBee radio nodes, position etc., and the ID of mobile radio terminal and data collection station number and essential information, so that follow-up positioning calculation and supervision and management.
Fig. 3 has shown the positioning flow figure based on wireless sensor network.Usually, as the terminal module of the self-contained embedded ZigBee wireless telecommunications of down-hole mobile subscriber's miner.ZigBee radio node in the sensor network is constantly detected the information of mobile subscriber terminal, in case can know mobile subscriber's ID coding and signal intensity thereof after connecting, and raw informations such as miner's coding and signal intensity are beamed back control center's supervisory control comuter by the ZigBee network.Supervisory control comuter calculates the distance of user to specific Z igBee radio node according to signal intensity, in conjunction with the position of default ZigBee radio node and miner's historical information, adopt the geometry location principle to realize miner's accurate location, and carry out locating and displaying and respective handling.
Fig. 4 shows the on-site data gathering process flow diagram based on wireless sensor network.Control center's instruction of the wireless data acquisition terminal receiving sensor forwarded of embedded ZigBee wireless communication module and data acquisition module.In case after requiring to carry out data acquisition, environmental index under the beginning production wells is as the pressure reduction in gas density, carbonomonoxide concentration, air themperature, humidity and the mine laneway etc.Data collection station ID number and the data of gathering are beamed back control center by the ZigBee radio node and the wireless sensor network that close on.Supervisory control comuter is finished the analysis and the statistics of mine collection in worksite data, and whether the every index of real-time judge is normal.In case index is extraordinary, high excessively as gas density, start prompting and alarm function immediately, so that in time down-hole work progress and environment are taken appropriate measures, thereby guarantee downhole safety.
Claims (2)
1. novel radio zone location and on-site data gathering device, it is characterized in that, comprise supervisory control comuter (4), wireless sensor network (2) and wireless terminal (3), wireless sensor network (2) comprises gateway (6) and radio node (7), gateway (6) wired connection in supervisory control comuter (4) and the wireless sensor network (2), gateway (6) and radio node (7) wireless connections; Wireless terminal (3) comprises mobile subscriber terminal (8) and data collection station (9), and mobile subscriber terminal (8) and data collection station (9) are in the signal cover of wireless sensor network (2).
2. novel radio zone location as claimed in claim 1 and on-site data gathering device, it is characterized in that, wireless sensor network (2) is tree type, star-like, node type or heterogeneous network structure, sets up the wireless data transmission of gateway (6) and all radio nodes (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2007200343435U CN201017445Y (en) | 2007-02-06 | 2007-02-06 | Novel wireless zone location and field data collecting device |
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| CNU2007200343435U CN201017445Y (en) | 2007-02-06 | 2007-02-06 | Novel wireless zone location and field data collecting device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101815368A (en) * | 2010-03-08 | 2010-08-25 | 南昌航空大学 | Tactical exercise decision assistant system based on wireless sensor network |
| CN102523557A (en) * | 2011-12-22 | 2012-06-27 | 陕西科技大学 | Miner positioning system based on wireless sensor network |
| CN107769846A (en) * | 2017-10-24 | 2018-03-06 | 徐州市华圆机械厂 | A kind of machine-building visualization of presence management method |
-
2007
- 2007-02-06 CN CNU2007200343435U patent/CN201017445Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101815368A (en) * | 2010-03-08 | 2010-08-25 | 南昌航空大学 | Tactical exercise decision assistant system based on wireless sensor network |
| CN101815368B (en) * | 2010-03-08 | 2012-05-02 | 南昌航空大学 | Tactical exercise decision assistant system based on wireless sensor network |
| CN102523557A (en) * | 2011-12-22 | 2012-06-27 | 陕西科技大学 | Miner positioning system based on wireless sensor network |
| CN107769846A (en) * | 2017-10-24 | 2018-03-06 | 徐州市华圆机械厂 | A kind of machine-building visualization of presence management method |
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Granted publication date: 20080206 Termination date: 20100206 |