CN205648008U - Integration self -power mine emergency communication and positioning system - Google Patents

Abstract

The utility model discloses an integration self -power mine emergency communication and positioning system. The wireless -node devices of core facility for embedding electric energy transducer of this system, but wireless -node devices self -power, the wireless -node devices ordinary circumstance is in power save state, and when taking place disaster accident when the mine under, wireless -node devices forms the wireless communication network that meets an urgent need, provides communication service for wireless terminal equipment in the pit. This system can avoid when the calamity takes place because the damage of communication, supply cable and result in communication interruption aboveground and in the pit, guarantees to take place the back in calamity in the pit, can provide reliable communication and location based service for stranded personnel in the pit and first -aid staff, and the while can be served for video and sensor provide data link communication.

Description

Integration self-powered mine emergency communication and alignment system

Technical field

This utility model relates to a kind of integration self-powered mine emergency communication and alignment system, this system relate to wireless communication technology, The fields such as electric energy acquisition switch technology, wireless charging technology.

Background technology

Coal is China's main energy sources, accounts for primary energy 70%.Coal industry is high risk industries, gas, floods, fire, The accident such as top board, coal dust annoyings Safety of Coal Mine Production.Downhole communication contacted system is colliery " six big safe system " One of, it is the important leverage of Safety of Coal Mine Production.Under existing well, communication system mainly includes line dispatching patcher, movement Communication system, broadcast system, disaster relief system, ground through communication system.When down-hole occurs Gas Outburst, gas explosion, impact During the accidents such as ground pressure, roof fall, floods, fire, can be to the various communication equipments in underworkings, the communications cable, supply lines Cable damages, so the disaster-prone accident impact of wired dispatching system, mobile communication system, broadcast system cannot use. The wireless communication system that disaster communication system is carried by Post disaster relief personnel, can realize communication after calamity in certain limit, but right Still cannot communicate in the region that rescue personnel cannot arrive.Ground through communication system is communication system based on low frequency through the earth communication technology System, accident impact is little, and anti-disaster ability is strong, but the transmission equipment of through the earth communication and the big cost of transmission antenna volume are high, so thoroughly Ground communication is general uses One-to-All Broadcast communication mode, and personnel in the pit can only information on received well, it is impossible to sends information, only Chamber at down-hole limited quantity just can be furnished with transmitting equipment, the aboveground down-hole still cannot known not in chamber after having an accident Personnel's situation, so ground through communication system also cannot meet mine emergency communication needs.For ensureing the life security of personnel in the pit And solve problem above, need new emergent radio communication system, it is possible to avoid when disaster occurs due to communication, power supply electricity The damage of cable and cause aboveground with down-hole communication disruption, it is ensured that after down-hole disaster occurs, can be down-hole trapped personnel with Rescue personnel provides communication and positioning service reliably, can be video and sensor device offer data link communication service simultaneously.

Utility model content

This utility model purpose is to provide a kind of integration self-powered mine emergency communication and alignment system.Certain at interval, down-hole Distance installs wireless node apparatus, and wireless node apparatus uses wireless multi-hop communication mode to form emergent radio communication network, down-hole Mobile radio terminal equipment by wireless node apparatus access emergent radio communication network realize communication；At wireless node apparatus acquiescence In power saving duty, mobile radio terminal equipment is provided with emergency call button, sets for the radio node activated in communication zone Standby, and form emergent radio communication network for system offer wireless emergency communication and positioning service；System is supported by wireless mobile eventually The emergency communication that end equipment is initiated, also supports the emergency communication initiated by aboveground communication equipment；The built-in electric power storage of wireless node apparatus Pond and electric energy converting equipment, it is accumulator charging that the energy in subsurface environment can be converted to electric energy by electric energy converting equipment.

1. described in, system farther includes: wireless node apparatus shell includes top and bottom, is close to install bottom wireless node apparatus Face is fixed, and shell section should have following characteristics, and side is streamlined, and top does not has acute angle or right angle, bottom and top Angle, boundary is acute angle；Top material could be used without the high temperature resistant heat insulation material of radio signal shielding effect；Base material uses There is the material of good heat conductive characteristic；Wireless node apparatus shell has water-proof function.

2. described in, system farther includes: electric energy converting equipment is wind-powered electricity generation transducer, and wind energy is converted to electric energy.

3. described in, system farther includes: electric energy converting equipment is electromagnetism field energy transducer, the electromagnetic field sent by neighbouring power cable Electric energy can be converted to.

4. described in, system farther includes: electric energy converting equipment is optical-electrical converter, converts light energy into electric energy.

5. described in, system farther includes: electric energy converting equipment is vibrational energy/energy converter, and vibrational energy is converted to electric energy.

6. described in, system farther includes: electric energy converting equipment is acoustical-electrical transducer, and ambient sound energy is converted to electric energy.

7. described in, system farther includes: electric energy converting equipment is temperature difference/energy converter, and ambient temperature differences is converted to electric energy.

8. described in, system farther includes: electric energy converting equipment is radio-frequency electromagnetic field energy transducer, by whole for the wireless wireless mobile closed on The RF electromagnetic radiation that end equipment is launched can be converted to electric energy.

9. described in, system farther includes: electric energy converting equipment include wind-powered electricity generation transducer, electromagnetism field energy transducer, optical-electrical converter, One in vibrational energy/energy converter, acoustical-electrical transducer, temperature difference/energy converter, radio-frequency electromagnetic field energy transducer or Multiple transducer.

10. described in, system farther includes: mobile radio terminal equipment include mobile phone, locator card, have radio communication function mine lamp, There is the portable instrument of radio communication function and other has the equipment of radio communication function.

Described in 11., system farther includes: wireless node apparatus is installed on tunnel sidewall or top and well bore wall, it is possible to be installed on tunnel Sidewall or top and well bore wall is firm and in the validity period of tunnel on the affiliated facility of permanent reservation.

Accompanying drawing explanation

Fig. 1 integration self-powered mine emergency communication implements schematic diagram 1 with alignment system.

Fig. 2 integration self-powered mine emergency communication implements schematic diagram 2 with alignment system.

Fig. 3 wireless node apparatus is installed and cross-sectional view.

Fig. 4 wireless node apparatus principle composition schematic diagram.

Fig. 5 electromagnetism wave energy commutator principle schematic diagram.

Fig. 6 radio-frequency electromagnetic wave energy commutator principle schematic diagram.

Fig. 7 comprises the wireless node apparatus structural representation of wind-powered electricity generation transducer.

Fig. 8 comprises the wireless node apparatus structural representation of optical-electrical converter.

Fig. 9 vibrational energy/electric energy conversion unit structural representation.

Figure 10 acoustic-electric conversion basic cell structure schematic diagram.

Figure 11 acoustic energy converting member schematic diagram.

Figure 12 temperature difference converting member structural representation.

The mobile radio terminal equipment of Figure 13 down-hole initiates the working-flow figure of communication.

The working-flow figure of the mobile radio terminal equipment communication of Figure 14 uphole equipment calling down-hole.

Detailed description of the invention

The detailed description of the invention 1 of described communication and alignment system is as it is shown in figure 1, composition includes:

1. monitor terminal (101), by cordless communication network and downhole wireless mobile terminal device (106) two-way communication.

2. switch (102), are responsible for the data exchange of the equipment of all access network based on ethernet, are responsible for cordless communication network simultaneously Set up and management.

3. wireless node apparatus (103), are responsible for setting up cordless communication network；There is self-powered function, include wind-powered electricity generation and turn Change, the conversion of electromagnetism field energy, opto-electronic conversion, the conversion of vibrational energy/electric energy, acoustic-electric conversion, temperature difference/electric energy conversion, penetrate Frequency electromagnetic field can change in one or more transducers；Acquiescence is in power saving duty, can by wireless mobile eventually End equipment (104) and adjacent miscellaneous equipment activate and enter normal operating conditions, and after communication completes, auto-returned saves Electricity duty.

4. mobile radio terminal equipment (104), including mobile phone, locator card, have the mine lamp of radio communication function, have nothing The portable instrument of line communication function has the equipment of radio communication function with other, is provided with emergency call button, is used for Activate the wireless node apparatus (103) being in power down mode in communication zone.

Fig. 2 show described communication with alignment system at inclined shaft, the embodiment schematic diagram of footrill.

Fig. 3 is that wireless node apparatus is installed and cross-sectional view, including:

1. anchor pole (301), are used for fixedly mounting wireless node apparatus, go deep into inside wall, make bottom wireless node apparatus tight Patch mounting plane is fixed, and accident can effectively prevent wireless node apparatus from coming off when occurring.

2. wireless node apparatus outer casing bottom (302), are used for carrying and installing each parts of wireless node apparatus, use and have well The material of heat conductivility, and there is water-proof function, can be enterprising to the medium of bottom contact by the conduction of device interior heat Row heat loss through conduction.

3. wireless node apparatus cover top portion (303), in streamlined, material could be used without the high temperature resistant of radio signal shielding effect Heat-barrier material, and there is water-proof function.

4. wireless node apparatus mainboard fixed copper post (304), for supporting and fixed wireless node device mainboard (203), totally 4 Individual, it is fixed on bottom wireless node apparatus.

5. wireless node apparatus accumulator (305), are arranged on wireless node apparatus outer casing bottom.

6. wireless node apparatus mainboard (306), form component including all of wireless node apparatus in addition to antenna, are arranged on storage Above battery, it is spaced a distance with accumulator.

7. wireless node apparatus communication antenna (307), FPC board type antenna uses flexible special patchcord to connect with the IPX on mainboard Mouth connects.

8. the energy acquisition parts (308) of energy converter, the energy gathered in subsurface environment is converted to electric energy, typically by multiple Part composition, is abstracted into parts and expresses in this schematic diagram.As for wind-powered electricity generation, photoelectricity or radio frequency electromagnetic field converter section Part, then blade, electro-optical package, radio frequency electromagnetic gather antenna and need to be installed on device housings (303) outward.

It is illustrated in figure 4 the hardware composition schematic diagram of wireless node apparatus, mainly comprises and include:

1. processor (401), use Atheros AR7161 radio network processing, operating frequency 600Mhz.

2. memory element (402)；Including flash memory and random access memory.Flash memory uses 32M Flash；Random storage Device uses 128M SDRAM.

3. wireless communication unit (403): include wireless communication module and antenna.Wireless communication module acp chip uses Atheros AR9220；Antenna uses FPC template built-in aerial, by flexible special patchcord and AR9220 extraction on mainboard IPX interface connects, and maximum gain is not less than 3.5dBi.

4. the wireless node apparatus exported near tunnel, in addition to playing the effect of the wireless access of mobile radio terminal equipment, also has Emergent radio communication network is accessed the function of aboveground cable network, so this wireless node apparatus has wire communication Unit.Landline communication unit (404) includes wire communication module and communication interface.Wire communication module acp chip Use Atheros AR8035, support gigabit Ethernet.Communication interface uses standard ethernet communication interface.

5. power subsystem (405): include the conversion of accumulator, voltage and battery charging and discharging administrative section, accumulator uses lithium ion Accumulator, lithium battery should have anti-reverse function, has outside internal protection circuitry, has and has outer protection circuit, possesses Mistake anti-overcharge, anti-is put, is crossed the function such as stream, short circuit, also equalizaing charge, balanced discharge function.Voltage conversion is negative Lithium battery output voltage is converted to other unit components required voltage by duty, uses MAX1724 power supply chip.Battery Charge Management acp chip uses CS0301 lithium cell charging managing chip.

6. energy converter (406), are converted to electric energy by the energy in subsurface environment, can be wind-powered electricity generation conversion, electromagnetism field energy conversion, In opto-electronic conversion, vibrational energy/electric energy conversion, acoustic-electric conversion, temperature difference/electric energy conversion, the conversion of radio-frequency electromagnetic field energy One or more transducers.Energy acquisition parts, rectification circuit, filter circuit, mu balanced circuit and energy-storage travelling wave tube； Energy acquisition parts are responsible for environmental energy is converted to electric energy, it is provided that original fluctuation power supply；Rectification circuit is responsible for wind The electricity that electricity conversion, the conversion of electromagnetism field energy, vibrational energy/electric energy conversion, acoustic-electric conversion, the conversion of radio-frequency electromagnetic field energy produce Source carries out rectification, uses individual event bridge rectifier；Filter circuit be responsible for by wind-powered electricity generation change, electromagnetism field energy conversion, The conversion of vibrational energy/electric energy, acoustic-electric conversion, the conversion of radio-frequency electromagnetic field energy produce rectified after fluctuation power supply filter Ripple, the filter power supply that output is more smooth；Mu balanced circuit is used for power supply voltage stabilizing, luminous energy and heat energy the electric energy changed Without rectification and filtering, can directly carry out voltage stabilizing.Mu balanced circuit can use stabilivolt, it is possible to use adjustable integrated surely Depressor LM317；Energy-storage travelling wave tube plays anti-surge and energy storage effect, provides more stable power supply to supply for wireless node apparatus Electricity, mainly includes a Large Copacity super capacitor.

Being illustrated in figure 5 electromagnetism wave energy commutator principle schematic diagram, electromagnetism wave energy modular converter gathers the power frequency that power cable produces Electromagnetism wave energy, is converted into electric energy.Electromagnetism wave energy converter bank becomes to include electromagnetic induction antenna, rectification, filtering and voltage stabilizing electricity Road；Use the coil of band ferrite core as electromagnetic induction antenna；When the electric energy converting equipment using electromagnetism wave power conversion is installed, First use equipment on/off transducer to test at cable periphery diverse location, determine optimal peace according to equipment on/off transducer instruction Holding position, installs electric energy converting equipment in this position.

Being illustrated in figure 6 radio-frequency electromagnetic wave energy commutator principle schematic diagram, radio-frequency electromagnetic wave energy transducer gathers neighbouring wireless mobile The radio-frequency electromagnetic wave energy that terminal unit is launched, is converted into electric energy.Radio-frequency electromagnetic wave energy converter bank becomes to include electromagnetic induction Antenna, controllable impedance, rectification, filtering, mu balanced circuit；Electromagnetic induction antenna uses inverted-L antenna, and controllable impedance is used for resonance Adjusting, frequency is adjusted to the communication work frequency of mobile radio terminal equipment.

Be illustrated in figure 7 the wireless node apparatus structural representation comprising wind-powered electricity generation transducer, including: blade (701), outer shaft (702), The parts such as power transmission shaft (703), electromotor (704), mainboard (705).Mainboard includes rectification circuit, filtering on (705) Circuit, mu balanced circuit and energy-storage travelling wave tube.

It is illustrated in figure 8 the wireless node apparatus structural representation comprising optical-electrical converter, including: photoelectric conversion plate (801), Pole (802), electric wire (803), mainboard (804) etc..Photoelectric conversion plate (801) converts light energy into electric energy, pole (802) For supporting connection photoelectric conversion plate, using movable rotation-shaft with photoelectric conversion plate junction, scalable photoelectric conversion plate direction is to Good daylighting position；Pole uses hollow material, can place the electric wire (803) that photoelectric conversion plate is drawn.The upper bag of mainboard (804) Containing mu balanced circuit and energy-storage travelling wave tube.

Being illustrated in figure 9 vibrational energy/electric energy converting member structural representation, vibrational energy/electric energy conversion module is by piezoelectric Vibration realizes the conversion between mechanical energy and electric energy.Composition includes: oscillator (901), piezoelectric cantilever (902), conductive layer (903), Electrode (904) (905), substrate (906).Oscillator (901) is used for reducing piezoelectricity and hangs frequency of vibration, adjusts overall intrinsic frequency Rate matches with ambient mechanical vibration and produces resonance, and piezoelectric cantilever (902) uses PZT lead lanthanum zirconate titanate (PLZT) electrooptical ceramics material, At the electric charge that two surface polarizations are contrary during piezoelectric cantilever deformation.Conductive layer (903) covers on PZT material surface, negative Blame the surface charge produced by PZT material to draw, electrode (904) and electrode (905) opposite polarity, connect rectification circuit. Substrate (906) uses silica-base material, is fixed on bottom energy converter.

It is acoustic-electric converting member basic cell structure schematic diagram as shown in Figure 10, including: piezoelectric membrane (1001), conduction plated film (1002), electrode (1003) (1004), balancing orifice (1005), substrate (1006).Piezoelectric membrane (1001) is rounded, Use PYDF polyunsymfluorethylepiezoelectric piezoelectric membrane material, determine main noise frequency, according to master according to the acoustic energy peak value of institute's environment noise Noise frequency is wanted to determine piezoelectric membrane thickness.Conduction plated film (1002) uses metal material, directly overlays piezoelectric material surface, The surface charge being responsible for producing piezoelectric is drawn.Electrode (1003) and electrode (1004) opposite polarity.Substrate (1006) Use silica-base material, for the cuboid of hollow；Balancing orifice (1005) is for ensureing the air pressure balance inside and outside unit.

Being acoustic energy converting unit schematic diagram as shown in figure 11, in square, 4 faces are combined into acoustic-electric by multiple acoustic-electric converting units Conversion array, can receive the acoustic energy in 4 directions, the output-parallel of all acoustic-electric converting units, common connection mu balanced circuit plate.

Being temperature difference converting unit structural representation as shown in figure 12, temperature difference modular converter utilizes two kinds of different semi-conducting material temperature difference And cause electromotive force to realize the heat energy conversion to electric energy, and including: heat-conducting plate (1201), Peltier's element (1202), fin (1203), electrode (1204) (1205).Heat-conducting plate (1201) and fin (1203) use the gold that thermal conduction characteristic is good Belonging to copper coin, Peltier's element (1202) is positioned in the middle of heat-conducting plate and fin, utilizes the temperature difference at two ends to produce electromotive force.Due to The temperature difference is not susceptible to sudden change, so the electromotive force produced typically will not suddenly change, so without rectification and filter circuit, electrode (1204) With electrode (1205) opposite polarity, it is directly connected to mu balanced circuit plate.

As downhole wireless mobile terminal device initiate emergency communication, the workflow of described system as shown in figure 13:

1. (1301) press emergency call button and the call number of mobile radio terminal equipment, and mobile radio terminal equipment sends Network link sets up request.

2. the wireless node apparatus that (1302) are nearest receives mobile radio terminal device network request for building link, such as radio node Equipment is in power down mode, then proceed to normal operating conditions from power down mode.

3. the route of (1303) wireless node apparatus inquiry called device.

4. (1304) wireless node apparatus judges network link direction, if called device is by this wireless node apparatus according to route Access, then perform (1307)；Route progression such as called device is relatively low, then perform (1305)；Such as called The route progression of equipment is higher then performs (1306).

5. (1305) wake up the wireless node apparatus being in power down mode on up direction successively up, until called region Wireless node apparatus, if called device is uphole equipment, then wakes up all wireless node apparatus of up direction up.

6. (1306) wake up the wireless node apparatus being in power down mode on down direction successively up, until called device location The wireless node apparatus in territory.

7., after (1307) network link equipment needed thereby is all waken up, set up the network link between calling device and called device.

8. (1308) calling device and called device are communicated by network link.

9. (1309) calling device or either one active of called device terminate communication, or it is countless to exceed setting time network link According to communication, then disconnect network link.

10., after (1310) disconnect the network link delay setting time, on this network link, original place is in the radio node of power down mode Equipment proceeds to power down mode again.

As uphole equipment initiates the emergency communication of mobile radio terminal equipment with down-hole, the workflow of described system such as Figure 14 institute Show:

1. the mobile radio terminal equipment of (1401) uphole equipment calling down-hole.

2. the network link of the wireless node apparatus reception uphole equipment that (1402) access cable network sets up request.

3. the route of (1403) wireless node apparatus inquiry called device.

4. (1404) wake up the wireless node apparatus being in power down mode on down direction successively up, until called device location The wireless node apparatus in territory.

5., after (1405) network link equipment needed thereby is all waken up, set up the network link between calling device and called device.

6. (1406) calling device and called device are communicated by network link.

7. (1407) calling device or either one active of called device terminate communication, or it is countless to exceed setting time network link According to communication, then disconnect network link.

8., after (1408) disconnect the network link delay setting time, on this network link, original place sets in the radio node of power down mode For again proceeding to power down mode.

Claims (12)

1. an integrated self-powered mine emergency communication and alignment system, it is characterised in that: keep at a certain distance away installation nothing in down-hole Line node device, wireless node apparatus uses wireless multi-hop communication mode to form emergent radio communication network, down-hole wireless Mobile terminal device is accessed emergent radio communication network by wireless node apparatus and realizes communication；Wireless node apparatus acquiescence is in Power saving duty, mobile radio terminal equipment is provided with emergency call button, for activating the radio node in communication zone Equipment, and form emergent radio communication network for system offer wireless emergency communication and positioning service；In wireless node apparatus Putting accumulator and electric energy converting equipment, it is that accumulator is filled that the energy in subsurface environment can be converted to electric energy by electric energy converting equipment Electricity.

2. communication as claimed in claim 1 and alignment system, it is characterised in that: wireless node apparatus shell includes top and bottom, Being close to installed surface bottom wireless node apparatus fix, shell section should have following characteristics, and side is streamlined, and top does not has Having acute angle or right angle, bottom and angle, boundary, top are acute angle；Top material could be used without the resistance to height of radio signal shielding effect Temperature heat-barrier material；Base material uses the material with good heat conductive characteristic；Wireless node apparatus shell has water-proof function.

3. communication as claimed in claim 1 and alignment system, it is characterised in that: electric energy converting equipment is wind-powered electricity generation transducer, by wind Electric energy can be converted to.

4. communication as claimed in claim 1 and alignment system, it is characterised in that: electric energy converting equipment is electromagnetism field energy transducer, The electromagnetism field energy sent by neighbouring power cable is converted to electric energy.

5. communication as claimed in claim 1 and alignment system, it is characterised in that: electric energy converting equipment is optical-electrical converter, by light Electric energy can be converted to.

6. communication as claimed in claim 1 and alignment system, it is characterised in that: electric energy converting equipment is vibrational energy/energy converter, Vibrational energy is converted to electric energy.

7. communication as claimed in claim 1 and alignment system, it is characterised in that: electric energy converting equipment is acoustical-electrical transducer, by ring Border acoustic energy is converted to electric energy.

8. communication as claimed in claim 1 and alignment system, it is characterised in that: electric energy converting equipment is temperature difference/energy converter, Ambient temperature differences is converted to electric energy.

9. communication as claimed in claim 1 and alignment system, it is characterised in that: electric energy converting equipment is the conversion of radio-frequency electromagnetic field energy Device, can be converted to electric energy by the RF electromagnetic radiation that the wireless mobile radio terminal equipment closed on is launched.

10. communication as claimed in claim 1 and alignment system, it is characterised in that: electric energy converting equipment includes wind-powered electricity generation transducer, electricity Magnetic field energy transducer, optical-electrical converter, vibrational energy/energy converter, acoustical-electrical transducer, temperature difference/energy converter, penetrate One or more transducers in frequency electromagnetic field energy transducer.

11. communicate and alignment system as claimed in claim 1, it is characterised in that: mobile radio terminal equipment includes mobile phone, location Card, there is the mine lamp of radio communication function, there is the portable instrument of radio communication function and other has radio communication function Equipment.

12. communicate and alignment system as claimed in claim 1, it is characterised in that: wireless node apparatus is installed on tunnel sidewall or top Portion and well bore wall, it is possible to be installed on tunnel sidewall or top and well bore wall is firm and permanent reservation in the validity period of tunnel Affiliated facility on.