CN101738259A - Wireless ad-hoc network temperature monitoring system of coal mine underground goaf - Google Patents
Wireless ad-hoc network temperature monitoring system of coal mine underground goaf Download PDFInfo
- Publication number
- CN101738259A CN101738259A CN200910175339A CN200910175339A CN101738259A CN 101738259 A CN101738259 A CN 101738259A CN 200910175339 A CN200910175339 A CN 200910175339A CN 200910175339 A CN200910175339 A CN 200910175339A CN 101738259 A CN101738259 A CN 101738259A
- Authority
- CN
- China
- Prior art keywords
- pins
- connect
- module
- capacitor
- radio frequency
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention relates to a wireless ad-hoc network temperature monitoring system of a coal mine underground goaf, which has good penetrability and reliable data transmission. The wireless ad-hoc network temperature monitoring system of a coal mine underground goaf comprises a main node and a plurality of terminal nodes, wherein the structures of all the terminal nodes are same; the main node comprises a SCM (Single Chip Microcomputer) U1, a liquid crystal display module U2, a serial communication module, an SD (Secure Digital) card storing part U5, a 5*2 interface and a radio frequency receiving and transmitting module; the model of the SCM U1 is C8051F310, and the model of the liquid crystal display module U2 is YB12232Z; each terminal node comprises a SCM module, a temperature sensor and a radio frequency receiving and transmitting module; the SCM module comprises a SCM U6, an external crystal oscillation circuit and a filter circuit; the external crystal oscillation circuit comprises a 10M resistor R1, a 32K crystal oscillator X1, two 32PF capacitors C8 and C9; the filter circuit comprises a 104 capacitor C10; the radio frequency receiving and transmitting modules and the main node are same, and the 5*2 interface is used for being connected with the radio frequency receiving and transmitting modules.
Description
Technical field
The present invention relates to a kind of wireless ad-hoc network temperature monitoring system that is applied in coal mine gob.
Background technology
Underground Wireless Communication in Coal Mine, particularly adopting the powered battery micro power radio communication is important supplement to wire communications such as borehole cable, optical cables, has great significance under particular surroundings.The monitoring of coal mine gob security information also lacks effective technological means at present.What the Underground Wireless Communication in Coal Mine technology adopted at present is the 2.4GHz high frequency band, and penetrability is very poor, and data are very easily lost, and is difficult to the needs of suitable coals ore goaf security information monitoring.
Summary of the invention
The present invention seeks to overcome the deficiency of above-mentioned prior art, provide that a kind of penetrability is good, the reliable wireless ad-hoc network temperature monitoring system of coal mine underground goaf of data transmission.
The present invention includes a host node and some terminal nodes, each terminal node structure is all identical.Host node comprises single-chip microcomputer U1, LCD MODULE U2, serial communication module, SD card storage area U5,5 * 2 interfaces, radio frequency transceiving module.Terminal node comprises one-chip computer module, temperature sensor, radio frequency transceiving module.The model that single-chip microcomputer U1 adopts in the host node is C8051F310.LCD MODULE U2 adopts the inferior refined company in Shenzhen product, and model is YB12232Z.The LED-of LCD MODULE U2, CS, SID, SCLK pin connect 15,16,13,18 pins of single-chip microcomputer U1 respectively, and LED+, VDD pin connect power supply simultaneously, VSS ground connection.The serial communication module comprises RS485 bus and RS232 bus.The conversion chip U3 that the RS232 bus adopts is MAX232, and the conversion chip U4 that the RS485 bus adopts is MAX485.9,10 pins of U3 connect 30,29 pins of U1 respectively; 7,8 pins of U3 connect 2,3 pins of RS232 socket J1; 1,3 pins of U3 connect the positive pole and the negative pole of capacitor C 1 respectively; 5,11 pins of U3 connect the positive pole and the negative pole of capacitor C 2 respectively; 6 pins of U3 connect the negative pole of capacitor C 3, the plus earth of C3; 16 pins of U3 connect power supply, and power supply connects the positive pole of capacitor C 5, the minus earth of C5 simultaneously; 2 pins of U3 connect the negative pole of capacitor C 4, and the positive pole of C4 connects power supply.1,4 pins of U4 all connect 31,32 pins of U1; 2,3 pins of U4 connect 26,25 pins of U1 respectively; 5,8 pins of U4 are ground connection, power supply respectively; 6,7 pins of U4 connect 3,2 pins of RS232.CS, the DI of SD card U5, SCK, D0, CD, MP pin connect 17,9,10,11,8,7 pins of U1 respectively; The GND of U5, VCC pin be ground connection, power supply respectively.5 * 2 interface J2 are connected with radio frequency transceiving module.What radio frequency transceiving module adopted is the model C C1100 radio-frequency module that the wireless dragon in Chengdu (company) produces.
One-chip computer module comprises single-chip microcomputer U6, external crystal oscillation circuit and filtering circuit in the terminal node; External crystal oscillation circuit comprises 10M resistance R 1,32K crystal oscillator X1, two 32PF capacitor C 8 and C9; Filtering circuit comprises one 104 capacitor C 10.The model that temperature sensor U7 adopts is the TC77 of TI company.5 * 2 interfaces are used for being connected with radio frequency transceiving module.The radio frequency transceiving module model is identical with the radio frequency transceiving module model of host node.It is electrically connected and is connect the simultaneously end of 32PF capacitor C 8, C9 of 31,32 pins of: single-chip microcomputer U6 10M resistance R 1 in parallel two pins of 32K crystal oscillator X1 also in parallel simultaneously, each pin of X1, and the other end of C8, C9 is ground connection all; Connect one 104 capacitor C 10 between the VDD of U5 and the GND pin, play the effect of filtering; 25,26,27 pins of U5 are connected with SI/O, SCK, the CS pin of U7 respectively, realize the collection of temperature data.
The course of work of the present invention is: place a large amount of terminal nodes at coal mine gob and be used for the collecting temperature data, place a host node simultaneously, be used for the temperature data that terminal node collects is handled, also be used for realizing the foundation and the maintenance of network simultaneously.Terminal node adopts two joint No.5 cell power supplies, and host node adopts the 18V power supply power supply of down-hole.Each terminal node all has a fixing address, about 10 meters at interval of the distances of terminal node and terminal node.The temperature data of each terminal node collection sends to the neighboring terminals node by radio frequency transceiving module, being carrier with this neighboring terminals node is forwarded to its adjacent node once more with data, and the finishing temperature data are sent in the host node in the mode of relay.Host node is handled the temperature data of receiving, the temperature data of the terminal node received is sent in the host computer on the coal mine the final monitoring that realizes the coal mine gob temperature by the RS-485 bus.
The present invention is based on the wireless self-networking of 433MHz wave band, be not applied under the coal mine in the past, by with the contrast of existing free frequency range (2.4GHz, 868 915MHz), the 433MHz wave band that the present invention adopts, penetrability is good, data transmission is reliable, can suitable coals ore goaf security information the needs of monitoring.2.4GHz and 868 915MHz wave band break-through are poor, in case terminal node is covered by coal, signal just is difficult to be sent out away, and the coal layer that the signal that the terminal node of native system sends can permeability number rice.
Description of drawings
Fig. 1 is a terminal node electrical schematic diagram of the present invention.
Fig. 2 is a host node electrical schematic diagram of the present invention.
Embodiment
When using, the present invention needs background monitoring management system of adapted.The sensor terminal node has local data collection transmission and transmits the dual-use function of neighbors data, can be under the control of background monitoring management system and host node image data, and with data through the multi-hop route to host node; Host node is the center of network, has the effect of telegon and gateway, is responsible for the compiling of configuration, management and data of network, and is responsible for and the communicating by letter of user's PC.The background monitoring management system is the host computer management system.Be noted that in use host node should be placed into closer place outside well, edge, goaf, terminal node is then placed both sides, tunnel, goaf respectively, and the spacing of terminal node and terminal node is about ten meters.The life-span of total system is depended on the life-span of terminal node, so terminal node must have very low power consumption.Terminal node adopts two joint No.5 cell power supplies, and can reach more than 15 months the serviceable life of its node.The single-chip microcomputer U6 most of the time in the terminal node all is in dormant state, whether radio frequency transceiving module then at interval has the wake-up signal of autonomous node in the detection air of property, if wake-up signal arranged then wake single-chip microcomputer U6 up, make it in running order, after finishing the work, U6 enters dormant state, the wake-up waiting signal.If radio frequency transceiving module does not detect the wake-up signal of autonomous node then enters dormant state yet, the whole terminal node is least in power-consuming at this moment.The radio frequency transceiving module dormancy time can pass through program setting.
Claims (1)
1. a wireless ad-hoc network temperature monitoring system of coal mine underground goaf is characterized in that comprising a host node and some terminal nodes, and each terminal node structure is all identical; Host node comprises single-chip microcomputer U1, LCD MODULE U2, serial communication module, SD card storage area U5,5 * 2 interfaces, radio frequency transceiving module; Single-chip microcomputer U1 model is C8051F310; LCD MODULE U2 model is YB12232Z; The LED-of LCD MODULE U2, CS, SID, SCLK pin connect 15,16,17,8 pins of single-chip microcomputer U1 respectively, and LED+, VDD pin connect power supply simultaneously, VSS ground connection; The serial communication module comprises RS485 bus and RS232 bus; The conversion chip U3 that the RS232 bus adopts is MAX232, and the conversion chip U4 that the RS485 bus adopts is MAX485; 9,10 pins of U3 connect 30,29 pins of U1 respectively; 7,8 pins of U3 connect 2,3 pins of RS232 socket J1; 1,3 pins of U3 connect the positive pole and the negative pole of capacitor C 1 respectively; 5,11 pins of U3 connect the positive pole and the negative pole of capacitor C 2 respectively; 6 pins of U3 connect the negative pole of capacitor C 3, the plus earth of C3; 16 pins of U3 connect power supply, and power supply connects the positive pole of capacitor C 5, the minus earth of C5 simultaneously; 2 pins of U3 connect the negative pole of capacitor C 4, and the positive pole of C4 connects power supply; 1,4 pins of U4 all connect 31,32 pins of U1; 2,3 pins of U4 connect 26,25 pins of U1 respectively; 5,8 pins of U4 are ground connection, power supply respectively; 6,7 pins of U4 connect 3,2 pins of RS232; CS, the DI of SD card U5, SCK, DO, CD, MP pin connect 17,9,10,11,8,7 pins of U1 respectively; The GND of U5, VCC pin be ground connection, power supply respectively; 5 * 2 interface J2 are connected with radio frequency transceiving module; The model C C1100 of radio frequency transceiving module; Terminal node comprises one-chip computer module, temperature sensor, radio frequency transceiving module; One-chip computer module comprises single-chip microcomputer U6, external crystal oscillation circuit and filtering circuit; External crystal oscillation circuit comprises 10M resistance R 1,32K crystal oscillator X1, two 32PF capacitor C 8 and C9; Filtering circuit comprises one 104 capacitor C 10; Radio frequency transceiving module is identical with host node, and 5 * 2 interfaces are used for being connected with radio frequency transceiving module; 31,32 pins of single-chip microcomputer U6 10M resistance R 1 in parallel is two pins of 32K crystal oscillator X1 also in parallel simultaneously, connect the simultaneously end of 32PF capacitor C 8, C9 of each pin of X1, and the other end of C8, C9 is ground connection all; Connect one 104 capacitor C 10 between the VDD of U6 and the GND pin; 25,26,27 pins of U6 are connected with SI/O, SCK, the CS pin of temperature sensor TC77 respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910175339A CN101738259A (en) | 2009-12-08 | 2009-12-08 | Wireless ad-hoc network temperature monitoring system of coal mine underground goaf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910175339A CN101738259A (en) | 2009-12-08 | 2009-12-08 | Wireless ad-hoc network temperature monitoring system of coal mine underground goaf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101738259A true CN101738259A (en) | 2010-06-16 |
Family
ID=42462023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910175339A Pending CN101738259A (en) | 2009-12-08 | 2009-12-08 | Wireless ad-hoc network temperature monitoring system of coal mine underground goaf |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101738259A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102256354A (en) * | 2011-07-22 | 2011-11-23 | 杭州电子科技大学 | Wireless detection node based on CC2531 |
| CN102759420A (en) * | 2011-04-24 | 2012-10-31 | 山东大成电气有限公司 | Intelligent borehole stress sensor and meter calibration method thereof |
| CN102759422A (en) * | 2011-04-24 | 2012-10-31 | 山东大成电气有限公司 | Intelligent mine pressure monitoring substation and calibration method thereof |
| CN103366541A (en) * | 2013-07-24 | 2013-10-23 | 西安科技大学 | Gob temperature field high-density network wireless monitoring device and method |
| CN110219697A (en) * | 2018-03-02 | 2019-09-10 | 光力科技股份有限公司 | A kind of thermometry and system of underground goaf |
-
2009
- 2009-12-08 CN CN200910175339A patent/CN101738259A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102759420A (en) * | 2011-04-24 | 2012-10-31 | 山东大成电气有限公司 | Intelligent borehole stress sensor and meter calibration method thereof |
| CN102759422A (en) * | 2011-04-24 | 2012-10-31 | 山东大成电气有限公司 | Intelligent mine pressure monitoring substation and calibration method thereof |
| CN102759420B (en) * | 2011-04-24 | 2015-07-15 | 山东大成电气有限公司 | Intelligent borehole stress sensor and meter calibration method thereof |
| CN102759422B (en) * | 2011-04-24 | 2016-04-06 | 山东大成电气有限公司 | Intelligent type mine pressure monitoring substation and correction method thereof |
| CN102256354A (en) * | 2011-07-22 | 2011-11-23 | 杭州电子科技大学 | Wireless detection node based on CC2531 |
| CN103366541A (en) * | 2013-07-24 | 2013-10-23 | 西安科技大学 | Gob temperature field high-density network wireless monitoring device and method |
| CN103366541B (en) * | 2013-07-24 | 2015-10-28 | 西安科技大学 | Temperature field, goaf high density network wireless monitoring device and method |
| CN110219697A (en) * | 2018-03-02 | 2019-09-10 | 光力科技股份有限公司 | A kind of thermometry and system of underground goaf |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101853565B (en) | Ultra-low power consumption wireless temperature measurement node based on RFID | |
| CN201927070U (en) | Semi-active RFID e-tag with temperature sensor | |
| CN103052146B (en) | Low-power-consumption embedded type wireless sensor network node device | |
| CN101738259A (en) | Wireless ad-hoc network temperature monitoring system of coal mine underground goaf | |
| CN101426291A (en) | General base station based on wireless sensor network | |
| CN208580494U (en) | A kind of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology | |
| CN101446205A (en) | Coal-mine gas monitoring system comprising wireless sensor network | |
| CN204613367U (en) | A kind of battery management system based on wireless transmission | |
| CN202231749U (en) | Monitoring and warning system for gas, temperature and humidity in mine based on ZigBee technology | |
| CN202676932U (en) | Multi-channel meteorological observation device | |
| CN201851162U (en) | Wireless monitoring device for coal mine roof separation layer | |
| CN203385872U (en) | Unmanned meteorological station based on GPRS wireless communication | |
| CN103002474A (en) | Embedded wireless network monitor terminal | |
| CN100573612C (en) | The sensor node that is used for railway frozen earth roadbed safety monitoring | |
| CN104111637A (en) | Outdoor data acquisition and control equipment | |
| CN212379848U (en) | Card reader | |
| CN202900252U (en) | Low power consumption awakening at fixed time mine hydrologic monitoring device | |
| CN212727059U (en) | Photovoltaic energy storage monitoring gateway device based on loRa | |
| CN201184189Y (en) | Network work showing instrument of oil pumping machine polished rod load and displacement | |
| CN103278841A (en) | Low power consumption beta-ray wireless sensing monitoring device and system | |
| CN201334926Y (en) | Mine safety monitoring management system | |
| CN202957984U (en) | Embedded type wireless network monitoring terminal | |
| CN206813022U (en) | One kind is based on zigbee train axle temperature wireless monitor systems | |
| CN201237836Y (en) | Sensor node used for railway frozen earth roadbed safety monitoring | |
| CN105551116A (en) | Intelligent entrance guard system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100616 |