CN202310116U - Mining wireless positioning system - Google Patents
Mining wireless positioning system Download PDFInfo
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- CN202310116U CN202310116U CN2011204052577U CN201120405257U CN202310116U CN 202310116 U CN202310116 U CN 202310116U CN 2011204052577 U CN2011204052577 U CN 2011204052577U CN 201120405257 U CN201120405257 U CN 201120405257U CN 202310116 U CN202310116 U CN 202310116U
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- wireless location
- transceiver
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
Provided is a mining wireless positioning system, installed in mines and comprising wireless positioning base stations, data nodes, data terminals, and data labels, wherein there are a plurality of wireless positioning base stations fixedly installed to different positions in mines; the wireless positioning base stations are connected to different data nodes in a grouping manner, with the data nodes being connected with the wireless positioning base stations via RS485twisted pairs or CAN buses and the bus-connecting mode being adopted; the data nodes are further grouped to be connected to one or more different data terminals and connected by CAN twisted pairs via the bus-connecting mode; one or more data terminals are connected for communication with a host computer via Ethernet; and the wireless positioning labels are installed to the personnel or devices that require positioning, thereby allowing the wireless communication between the wireless positioning base stations and the wireless positioning labels. The mining wireless positioning system allows the information on personnel and devices to be promptly fed back, thus to ensure the normal operation of the mining system and avoid various accidents.
Description
Technical field
The utility model relates to the wireless location base station in a kind of location that is applied to downhole personnel, equipment, calling, state-detection field, down-hole.
Background technology
As everyone knows, mine safety is the most important thing in the current national economy.The system of functions such as reasonably assembling monitoring, location can help the mining industry system to carry out necessary monitoring, scheduling and emergency emergency processing, for mining safety provides better guarantee.
In order to guarantee personnel in the pit and device security, various technology all have trial.Scheme in the past mainly adopts than low frequency (300MHz, 433MHz) wireless solution.The shortcoming of this scheme is that power consumption is bigger, often changes the potential safety hazard that battery causes because of forgetting.The necessary regular replacing battery of personnel under the ore deposit is in the hope of operate as normal.Wireless base station in the past mostly adopts modes such as RS485 to transmit data.Under the transmission range of hundreds of supreme kms, cause that transmission rate is slow, location response is slower, and possibly produce communication blocking, fail to report potential safety hazard such as many newspaper locating contents.
Data transmission distance in the mine often reaches thousands of rice, and same ore bed had both needed hundreds of locating base station.Because the restriction of wiring environment, no matter adopting RS485, CAN still is other data/address buss, and overall data transmission rate all has restriction.For example; Suppose that bus articulates 100 stylobate stations, adopt desirable 1Mbps speed rates, when 100 stylobate stations respectively have 100 workmans movable; The information data amount that need report will be 20MByte; Consider that bus architecture can only transmit through inquiry or square collision mechanism one by one, need 320 second transmission time in the reality at least, so the very large real-time performance that influences system.
The utility model content
, real-time difference big and weak point such as be prone to fail to report to wireless location system power consumption of the prior art; The technical problem that the utility model will solve provides a kind ofly must often not change battery, real-time, can prevent the wireless location base station of various accidents.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of mining wireless location system of the utility model; Be installed in the mine, have wireless location base station, back end, data terminal and data label, wherein the wireless location base station is a plurality of; Be installed in diverse location in the mine as required respectively; The grouping of a plurality of wireless location base station is connected to different back end, and back end is connected with the wireless location base station through RS485 twisted-pair feeder or CAN bus, adopts bus connecting mode; A plurality of back end divide into groups to be connected to one or more different data terminals again and connect through the CAN twisted-pair feeder, adopt bus connecting mode; One or more data terminals are carried out communication through Ethernet and host computer and are connected; On the personnel of need location or equipment, settle the wireless location label, wireless location base station and wireless location label carry out radio communication.
The utility model also has communication relays, is located between wireless location base station and the back end or between back end and the data terminal.
10-16 locating base station of every layout adopts a data node as distributed node; 10-16 data node of every layout is connected to a data terminal again, through CAN interface report data.
Said wireless location label comprises: low-power scm, low-power consumption 2.4G wireless module and battery; Wherein, Battery is that low-power scm, low-power consumption 2.4G wireless module provide working power, and low-power scm carries out two-way the connection with low-power consumption 2.4G wireless module.
The wireless location label also has the LED light that shows battery electric quantity, and it links to each other with the output of low-power scm.
Said wireless location base station comprises transducer, processor, transceiver and wireless module; Wherein, Transducer links to each other with the signal input part of processor through amplifier, and processor carries out two-way the connection through transceiver with communication bus, receives or the emission wireless signal through wireless module and antenna.
Said back end comprises processor and transceiver, and processor carries out two-way the connection through transceiver with communication bus, and processor also is connected to memory and clock module.
Said transceiver comprises CAN transceiver and/or 485 transceivers.
Said data terminal comprises processor and transceiver, and processor carries out two-way the connection through transceiver with communication bus, and processor also is connected to memory and clock module.
Said transceiver comprises CAN transceiver and/or RS232 transceiver.
The utlity model has following beneficial effect and advantage:
1. the utility model wireless location base station is through transmission meanss such as RS485, CAN and Ethernets; With the monitoring client main-machine communication; Repay the information of each personnel and equipment,, and make emergency action in case of necessity so that supervisory control comuter carries out record, storage, the analysis of data; Guarantee the normal operation of mining industry system, prevent various accidents.
2. the utility model adopts the Radio Transmission Technology of 2.4G frequency, through rational layout wireless base station and cable network, realizes positioning function comparatively accurately, makes miner or equipment realize mutual communication with the part of monitoring.
3. reduction power consumption makes the work that battery can be more permanent; Agreement through practice test helps this system can effectively avoid on-air collision, and guarantees the transmission rate of 1Mbps.
Description of drawings
Fig. 1 is the utility model structured flowchart;
Fig. 2 is that wireless identification tag is formed sketch map in the utility model;
Fig. 3 is a wireless location base station circuitry connection layout in the utility model;
Fig. 4 is a back end circuit connection diagram in the utility model;
Fig. 5 is a data terminal circuit connection diagram in the utility model.
Embodiment
Below in conjunction with Figure of description the utility model is done further to set forth.
As shown in Figure 1; The utility model comprises wireless location base station, back end, data terminal and data label; Wherein the wireless location base station is a plurality of, is installed in diverse location in the mine as required respectively, and different back end divides into groups to be connected in a plurality of wireless location base station; Back end is connected with the wireless location base station through RS485 twisted-pair feeder or CAN bus, adopts bus connecting mode; A plurality of back end divide into groups to be connected to one or more different data terminals again and connect through the CAN twisted-pair feeder, adopt bus connecting mode; One or more data terminals are carried out communication through Ethernet and host computer and are connected; On the personnel of need location or equipment, settle the wireless location label, wireless location base station and wireless location label carry out radio communication.
In order to prolong network length, deamplification is amplified, the utility model has also increased repeater; Promptly be provided with communication relays between wireless location base station and the back end or between back end and the data terminal; In the present embodiment, as shown in Figure 1, between wireless location base station and back end, be provided with CAN repeater (model is boss YG-CAN); Between back end and data terminal, be provided with RS485 repeater (model is YG485TA); Accomplish on the physical layer of two nodes step-by-step with this and transmit information, accomplish the duplicating of signal, adjustment and enlarging function, prolong network length with this.
The internal structure of wireless location label is as shown in Figure 2, is made up of low-power consumption MCU, low-power consumption 2.4G wireless module and battery.Wherein, battery adopts lithium battery, and for low-power scm, low-power consumption 2.4G wireless module provide working power, low-power scm carries out two-way the connection with low-power consumption 2.4G wireless module.
The wireless location label also has the LED light that shows battery electric quantity, and it links to each other with the output of low-power scm.
The internal structure of wireless location base station is as shown in Figure 3.The circuit of this part is formed based on the MCU of advanced person's ARM Cortx-M3 kernel.The wireless location base station comprises transducer, processor, transceiver and wireless module; Wherein, Transducer links to each other with the signal input part of processor through amplifier, and processor carries out two-way the connection through transceiver with communication bus, receives or the emission wireless signal through wireless module and antenna.
The internal structure of back end is as shown in Figure 4, designs based on ARM Cortex-M3.Back end comprises processor and transceiver, and processor carries out two-way the connection through transceiver with communication bus, and processor also is connected to memory and clock module.
The internal structure of data terminal is as shown in Figure 5, designs based on ARM Cortex-M3.Data terminal comprises processor and transceiver, and processor carries out two-way the connection through transceiver with communication bus, and processor also is connected to memory and clock module, and transceiver adopts CAN transceiver and/or RS232 transceiver.
Wireless location base station and back end adopt CAN transceiver and/or 485 transceivers.
The utility model can reach following technical indicator:
The whole system index:
The maximum displacement speed of taking the card personnel is not less than 10m/s; Concurrent identification quantity is not less than 200;
Maximum transmission distance:
A) the wireless location label to the wireless transmission distance of wireless location base station greater than 30m (nothing is blocked);
B) between wireless location base station to the back end maximum transmission distance greater than 10km (realizing) through relaying.
The polling period of system is not more than 50s.
Transmission performance:
1) transmission rate: 250kbps;
2) signal of communication peak-peak voltage: 5V～24V;
3) signal of communication peak current :≤15mA;
4) maximum transmission distance 5Km.
5) wireless location base station receiving sensitivity :≤-80dBm;
6) wireless location label transmitting power: >=-50dBm;
7) identification snaps into the wireless transmission distance of substation: 0～50m (nothing is blocked).
The power-supply fluctuation adaptive capacity:
When fluctuate in the scope between AV85 to AC220V in the wireless location base station, the position monitoring of system, concurrent identification, maximum transmission distance, maximum monitoring capacity, maximum polling period should be able to meet the demands.
Job stability
System carries out the job stability test, and the energizing test time is not less than 7 days, and the position monitoring of system, concurrent identification, maximum transmission distance, maximum monitoring capacity, maximum polling period can meet the demands.
The wireless location base station
Input voltage: AC85-AC220V
And the message transmission rate between the wireless identification tag: 250kbps/s
Transmission rate with back end: 250kbps/s
Working temperature :-20 ℃-+70 ℃
Can write down concurrent positioning label quantity simultaneously: 200
Transmission range:
A, and the wireless location label between air line distance: be not less than 50 meters
Ultimate range between B and the back end: be not less than 15 kilometers (adding necessary repeater)
The wireless location label:
Ambient temperature: 0 ℃～+ 40 ℃
Average relative temperature :≤95%RH (+25 ℃)
Atmospheric pressure: 80kPa～110kPa
Signal modulation system: 2.4GHz GFSK
Frequency: 2.4GHz
Decipherment distance >=50m
Cell voltage/capacity: 3V 400mAh lithium battery
High open circuit voltage: 3.3VDC
Maximum operating currenbt :≤15mA
The minimum life cycle of single battery: half a year
During use,, clocklike arrange each wireless location base station in the down-hole according to the concrete condition of mine.Wireless identification tag radio communication on these base stations and personnel, the equipment, thus the personnel that exist around this base station and the data of equipment obtained.Back end obtains locating information through RS485 interface and wireless location base station communication, and concentrates.Data terminal gathers through the data in the CAN interface data query set of node, reports all locator datas through Ethernet interface to main frame.
In the present embodiment, according to the actual conditions of concrete mine, every at a distance from wireless location base station of 30-70 rice placement, a data node is installed in every 5-16 wireless location base station.All wireless location base stations are by the power taking of AC220V power supply.Back end is connected with the wireless location base station through the RS485 twisted-pair feeder, adopts bus structures to connect.Back end is connected through the CAN twisted-pair feeder with data terminal, also adopts bus mode to connect.Data terminal is reported whole navigation system situation through the RS232 mouth.During installation, the RS232 mouth is installed as required is connected, perhaps, be connected with PC through Ethernet through RS232 to Ethernet interface conversion with PC.
Settle the wireless location label on the personnel of required location or the equipment.Label is by the CR2450 lithium cell charging.New battery is installed the back continuous firing more than half a year.Label has the LED flash for prompting, stops like flicker, shows battery low-voltage, needs to change battery.
In order to realize the transfer of data of prestissimo; The utility model has designed classification branch formula transmission means; Adopt a data node as distributed node during 10-16 locating base station of every layout, this node is through the data of 10-16 locating base station of RS485 inquiry, and preservation.Every 10-16 data node is connected to a data terminal again, through CAN interface report data.Under the framework of this innovation, be example with 100 stylobate stations equally, per 10 locating base station are distributed a data node, and 10 data nodes are connected to 1 data terminal again.Because back end cloth is placed near the locating base station, message transmission rate has obtained guarantee, and 10 data nodes can be inquired about subordinate's locating base station data simultaneously simultaneously, and data terminal only need be taken turns ten days 10 data nodes and got final product.Through test, under the same data transfer rate situation, can save 60% query time at least in the practical operation than in the past any system.So the response speed and the performance of native system all have very large lifting than market like product.
Claims (10)
1. mining wireless location system; Be installed in the mine; It is characterized in that: have wireless location base station, back end, data terminal and data label, wherein the wireless location base station is a plurality of, and different back end divides into groups to be connected in a plurality of wireless location base station; Back end is connected with the wireless location base station through RS485 twisted-pair feeder or CAN bus, adopts bus connecting mode; A plurality of back end divide into groups to be connected to one or more different data terminals again and connect through the CAN twisted-pair feeder, adopt bus connecting mode; One or more data terminals are carried out communication through Ethernet and host computer and are connected; On the personnel of need location or equipment, settle the wireless location label, wireless location base station and wireless location label carry out radio communication.
2. by the described mining wireless location system of claim 1, it is characterized in that: also have communication relays, be located between wireless location base station and the back end or between back end and the data terminal.
3. by the described mining wireless location system of claim 1, it is characterized in that: 10-16 locating base station of every layout, adopt a data node as distributed node; 10-16 data node of every layout is connected to a data terminal again, through CAN interface report data.
4. by the described mining wireless location system of claim 1; It is characterized in that: said wireless location label comprises: low-power scm, low-power consumption 2.4G wireless module and battery; Wherein, Battery is that low-power scm, low-power consumption 2.4G wireless module provide working power, and low-power scm carries out two-way the connection with low-power consumption 2.4G wireless module.
5. by the described mining wireless location system of claim 4, it is characterized in that: the wireless location label also has the LED light that shows battery electric quantity, and it links to each other with the output of low-power scm.
6. by the described mining wireless location system of claim 1; It is characterized in that: said wireless location base station comprises transducer, processor, transceiver and wireless module; Wherein, Transducer links to each other with the signal input part of processor through amplifier, and processor carries out two-way the connection through transceiver with communication bus, receives or the emission wireless signal through wireless module and antenna.
7. by the described mining wireless location system of claim 1, it is characterized in that: said back end comprises processor and transceiver, and processor carries out two-way the connection through transceiver with communication bus, and processor also is connected to memory and clock module.
8. by claim 6 or 7 described mining wireless location systems, it is characterized in that: said transceiver comprises CAN transceiver and/or 485 transceivers.
9. by the described mining wireless location system of claim 1, it is characterized in that: said data terminal comprises processor and transceiver, and processor carries out two-way the connection through transceiver with communication bus, and processor also is connected to memory and clock module.
10. by the described mining wireless location system of claim 9, it is characterized in that: said transceiver comprises CAN transceiver and/or RS232 transceiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204052577U CN202310116U (en) | 2011-10-21 | 2011-10-21 | Mining wireless positioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204052577U CN202310116U (en) | 2011-10-21 | 2011-10-21 | Mining wireless positioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202310116U true CN202310116U (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011204052577U Expired - Lifetime CN202310116U (en) | 2011-10-21 | 2011-10-21 | Mining wireless positioning system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104295313A (en) * | 2014-09-29 | 2015-01-21 | 温玉桂 | Positioning mining device and mining system |
| CN105682220A (en) * | 2016-02-01 | 2016-06-15 | 甘肃有色冶金职业技术学院 | Mine underground positioning system based on wireless sensor network |
| CN106405489A (en) * | 2015-07-31 | 2017-02-15 | 北京航天计量测试技术研究所 | Wireless foot path tracking system for fire-fighting smoke-thermal simulation training system |
| CN110138570A (en) * | 2019-05-15 | 2019-08-16 | 上海迅见自动化有限公司 | Position label, locating base station and real-time positioning system |
-
2011
- 2011-10-21 CN CN2011204052577U patent/CN202310116U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104295313A (en) * | 2014-09-29 | 2015-01-21 | 温玉桂 | Positioning mining device and mining system |
| CN106405489A (en) * | 2015-07-31 | 2017-02-15 | 北京航天计量测试技术研究所 | Wireless foot path tracking system for fire-fighting smoke-thermal simulation training system |
| CN105682220A (en) * | 2016-02-01 | 2016-06-15 | 甘肃有色冶金职业技术学院 | Mine underground positioning system based on wireless sensor network |
| CN110138570A (en) * | 2019-05-15 | 2019-08-16 | 上海迅见自动化有限公司 | Position label, locating base station and real-time positioning system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |