CN104536037A - Automatic mine micro-seismic source - Google Patents
Automatic mine micro-seismic source Download PDFInfo
- Publication number
- CN104536037A CN104536037A CN201510025894.4A CN201510025894A CN104536037A CN 104536037 A CN104536037 A CN 104536037A CN 201510025894 A CN201510025894 A CN 201510025894A CN 104536037 A CN104536037 A CN 104536037A
- Authority
- CN
- China
- Prior art keywords
- pneumatic hammer
- microseism
- solenoid valve
- magnet
- seismic
- 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
Landscapes
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention provides a mine micro-seismic source. A pulse signal is generated by a single chip microcomputer and can be used for controlling an intrinsic safety type three-way solenoid valve to work, so that a pneumatic hammer is driven by compressed air to hit a copper cushion plate and microseism is generated; the pneumatic hammer is fixed on a surrounding rock of a roadway through a tripod and an anchor rod. A hitting period of a seismic source system is adjustable from 10 seconds to 1000 seconds, so that a generated seismic focus signal is good in consistency. The mine micro-seismic seismic source is simple and firm in system structure, and can be widely applied to various micro-seismic detection fields of mine.
Description
Technical field
The present invention relates to a kind of microseism focus, be specifically related to the automatic microseism focus of a kind of micro-seismic method when mine field of detecting is applied.
Background technology
Micro-seismic method plays an important role in Mine pit survey, prevention of geological disaster as a kind of important geophysical method.Microseismic monitoring system, when geology detecting, needs to produce microseism at specified point, utilizes sensor to microseism information, analysis and judgement, reach and determine source location, detect the objects such as unknown strata structure.Because mine inner case is complicated and changeable, current focus produces the mode mostly adopting artificial hammering, has very large uncertainty, and take time and effort in hammering dynamics, angle, position precision etc.; Therefore, it is possible to there is important effect to micro-seismic method applying of mine field of detecting at the required microseism focus of inner accurately, the simple generation of mine.
For above-mentioned situation, the present invention devises a kind of microseism focus automatically.Utilize single-chip microcomputer to produce the signal Controlling solenoid valve work of 10HZ-0.001HZ, make compressed air-driven pneumatic hammer, impact copper pad, produces microseism; Pneumatic hammer tripod and anchor pole are fixed on tunnel.The cycle of Seismic Source System hammering is adjustable by 1000 seconds from 10 seconds, generation source time is controlled, hammering angle, dynamics can accurately control, the source signal consistance produced is high, system architecture is simply firm, all can produce microseism focus at back, base plate, the microseism field of detecting in all kinds of mine can be widely used in.
Summary of the invention
The invention provides a kind of mining automatic microseism focus, by single-chip microcomputer and solenoid control pneumatic hammer, produce controlled microseism focus, system architecture is simple, and easy to use, control accuracy is high.
Mining automatic microseism seismic source apparatus comprises three major parts, is controller part respectively, pneumatic hammer part and fixed support part.
Described controller part take single-chip microcomputer as core, and keyboard circuit, display circuit and solenoid valve form peripheral circuit.Wherein keyboard is 3 × 3 matrix-scanning keyboards, and single-chip microcomputer inside comprises scan module, decoding module and stabilization module.9 keypress functions are respectively to be determined (K1), kilobit (K2), hundred (K3), ten (K4), individual position (K5) ,+1 (K6),-1 (K7), pattern (K8), reset (K9), wherein the pattern of K8 key comprises two kinds, one is timing mode, there is time of microseism in input, the numerical value unit now inputted is minute, and maximal value can reach 9999; One is cyclic pattern, the microseism cycle that input produces, and the numerical value unit now inputted is second, and maximal value is 1000.If not by OK button after input value key, then within 5 seconds, recover original setting afterwards.After key assignments is received by single-chip microcomputer, corresponding time pulse will be produced by timer, Controlling solenoid valve work.Display screen is TFT3.5 cun of color LCD screen of 320 × 240 dot matrix, and serial interface communication mode, screen display is the content of input through keyboard.Show the timing of current input when setting timing mode, this time can glimmer simultaneously, represents and sets; Show the microseism cycle of current input when setpoint frequency pattern, this time can glimmer simultaneously.By the content showing all settings after OK button, be convenient to the duty that user understands present apparatus.Solenoid valve is Mine-used I. S three-way solenoid valve.Its structure is that one-in-and-one-out is open in usual, and interface 1 is compressed air inlet, and interface 2 is chamber inlet, and interface 3 is for connecting extraneous air.When solenoid valves, interface 1 connects mouth 2, and interface 3 is closed, and now pressurized air can enter the air chamber of pneumatic hammer, produces pressure to piston; When solenoid valve power-off, interface 2 connects mouth 3, and interface 1 is closed, and pressurized air can not enter air chamber, and air chamber is consistent with external pressure simultaneously.
Described pneumatic hammer part is made up of shell, air chamber, tup, piston, magnet and back-moving spring.Piston and tup are integrated, when there is no air pressure in air chamber, and magnet and piston being attached together tightly.Piston/cylinder bottom is non-closed state, and when the piston is moving down, the gas in cylinder body is discharged downwards.When solenoid valves, pressurized air enters sealed gas chamber, and when the pressure produced is enough large, under the influence of air pressure, make high speed piston depart from magnet, the downward high-speed motion of tup, impact copper pad, produces microseism.Now solenoid valve power-off, pressurized air is discharged, without air pressure in air chamber.After impact completes, under the effect of back-moving spring, piston pops up, and under the attraction of magnet, piston is attached together again, and a microseism has produced.
Described fixed support part is made up of A-frame and copper pad.A-frame and copper pad are fixed on roadway surrounding rock by anchor pole.A-frame is made up of Steel material, and the shell of pneumatic hammer welds together, and its object is fixing pneumatic hammer, makes it produce movement.Copper pad is that copper product is formed, and can not produce spark during impact, the tup part of the corresponding pneumatic hammer of fixing rear center.
Because the present invention adopts above technical scheme, controllable pulse is produced by controller, control the duty of three-way solenoid valve, pneumatic hammer tup is made to produce high-speed motion by pressurized air, impact liner produces microseism, and system architecture is simple, and reliability is high, hammering angle, dynamics are accurate, for micro-seismic method detection system provides reliable focus.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, the present invention and feature and advantage thereof will become more obvious.Mark identical in whole accompanying drawing indicates identical part.In accompanying drawing, the parameter of some elements can change, and the vibrating effect of generation is slightly different.
Fig. 1 is vibroseis one-piece construction figure, Fig. 2 is control section electrical structure diagram, and Fig. 3 is focus structural representation.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described:
The mining microseism focus that invention provides as shown in drawings.
Fig. 1 middle controller take single-chip microcomputer as core, and glue airduct meets the requirement of source of the gas air pressure and mining product.Controller part is relevant with the pulse width that distance and the controller of fixed support part produce.Fixed support and pneumatic hammer part strong bonded, the distance of copper pad and pneumatic hammer tup is adjustable, and when after system works a period of time, backing plate and tup distance become large, and the distance that need adjust the two reduces, and makes the microseism focus grow of generation.
In Fig. 2, control section electrical equipment meets the requirement of essential safety.Single-chip microcomputer model is variable, variable with the interface of peripheral cell.Keyboard adopts matrix-scanning principle, and the function of 9 buttons is constant, and the pulse width of generation adjusts according to bleed pressure, the length of glue airduct, the volume etc. of air chamber, and when the pressure needed is larger, pulsewidth is wider, otherwise pulsewidth is narrower.LCDs is TFT3.5 cun of color LCD screen of 320 × 240 dot matrix, serial interface communication mode.Solenoid valve is essential safe type three-way solenoid valve open in usual, meets high-frequency work state.
In Fig. 3, pneumatic hammer part enclosure and fixed support strong bonded, can not produce movement.During power-off, piston is adsorbed on magnet, after energising after air pressure meets the demands the downward high-speed motion of pneumatic hammer, the gas in cylinder body discharges, tup impact copper pad.Now closed electromagnetic valve, gas indoor gas is discharged, and air pressure is consistent with outside, and back-moving spring makes piston reverses direction move, and is again attached together at the magneticaction lower piston of magnet and gas.
In sum, this method adopts very simple circuit and mechanical part to achieve automatic controlled microseism focus.Those of ordinary skill in the art; do not departing under technical solution of the present invention ambit; said method and technology contents all can be utilized to make many possible variations and modification to technical solution of the present invention; or the equivalence being revised as equivalent variations is implemented; this does not affect flesh and blood of the present invention; every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, all still belongs in the scope of technical solution of the present invention protection.
Claims (4)
1. the mining automatic microseism focus described in automatically can produce microseism under controller action, and meets mining product requirement;
Described controller part can produce control wave by single-chip microcomputer, and Controlling solenoid valve is switch operating between conducting and closedown;
Described pneumatic hammer part can make tup depart from the attraction of magnet, high-speed impact backing plate under compressed-air actuated work, produces vibrations, and air pressure can automatically reset after eliminating;
Described fixed support part is made up of A-frame, and support and pneumatic hammer shell firm welding, be firmly connected pneumatic hammer with roadway surrounding rock by the effect of anchor pole.
2. controller part according to claim 1, is characterized in that, single-chip microcomputer receives keyboard input information, produces corresponding pulse signal; The change of pulse signal controls the change of the duty of three-way solenoid valve; The control information that LCDs display is simultaneously corresponding.
3. pneumatic hammer part according to claim 1, is characterized in that, air chamber air pressure when pressurized air does not enter is consistent with outside, magnet and piston adsorbed close; Solenoid valve is communicated with rear gas chamber and closes, and depart from magnet, high-speed motion when air pressure is greater than certain value back piston, cylinder gas is discharged, and tup impact copper pad, produces microseism; Then air chamber inner high voltage gas is discharged by three-way solenoid valve, and piston resets, with magnet adsorbed close under the acting in conjunction of back-moving spring and magnet.
4. fixed support part according to claim 1, is characterized in that, form fixed support by A-frame, and firmly weld with two end housings up and down of pneumatic hammer, support is fixed by anchor pole and roadway surrounding rock; Copper pad is connected with roadway surrounding rock by anchor pole, with pneumatic hammer tup apart from adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510025894.4A CN104536037A (en) | 2015-01-19 | 2015-01-19 | Automatic mine micro-seismic source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510025894.4A CN104536037A (en) | 2015-01-19 | 2015-01-19 | Automatic mine micro-seismic source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104536037A true CN104536037A (en) | 2015-04-22 |
Family
ID=52851599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510025894.4A Pending CN104536037A (en) | 2015-01-19 | 2015-01-19 | Automatic mine micro-seismic source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104536037A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105549069A (en) * | 2015-12-18 | 2016-05-04 | 安徽理工大学 | Vibroseis realization method of coal-mine underground continuous monitoring system |
| CN106437661A (en) * | 2016-10-17 | 2017-02-22 | 铜仁中能天然气有限公司 | Method capable of directly improving permeability of oil gas reservoir |
| CN106990431A (en) * | 2017-05-18 | 2017-07-28 | 国家***第海洋研究所 | A kind of near Sea Bottom hydrate detection system |
| CN107193039A (en) * | 2017-06-13 | 2017-09-22 | 中南大学 | A kind of mechanical microquake sources and monitoring system and application method |
| CN109577960A (en) * | 2018-12-14 | 2019-04-05 | 中国石油天然气集团有限公司 | Portable micro logging pulse energizer and system, micro logging pulse excitation method |
| CN110261889A (en) * | 2019-06-17 | 2019-09-20 | 中国铁建重工集团股份有限公司 | Programmable control seismic source |
| CN111208211A (en) * | 2020-01-17 | 2020-05-29 | 大连理工大学 | Knocking device for positioning and correcting deep microseism of rock mass |
| CN111337575A (en) * | 2020-04-13 | 2020-06-26 | 安徽理工大学 | Variable seismic source form + energy vibration cross-layer propagation research test platform |
| CN112731516A (en) * | 2020-12-18 | 2021-04-30 | 四川京航天程科技发展有限公司 | Pneumatic artificial seismic source device without open fire |
| CN112761726A (en) * | 2020-12-30 | 2021-05-07 | 中国矿业大学 | Roof collapse risk assessment and prediction device and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2368043Y (en) * | 1999-04-09 | 2000-03-08 | 长春科技大学 | Electromagnetic driven controllable centrum excitor |
| RU2485551C1 (en) * | 2011-10-24 | 2013-06-20 | Анатолий Фёдорович Косолапов | Borehole seismic source |
| CN203480038U (en) * | 2013-09-30 | 2014-03-12 | 李振存 | Rayleigh-wave detector automatic vibration source device |
-
2015
- 2015-01-19 CN CN201510025894.4A patent/CN104536037A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2368043Y (en) * | 1999-04-09 | 2000-03-08 | 长春科技大学 | Electromagnetic driven controllable centrum excitor |
| RU2485551C1 (en) * | 2011-10-24 | 2013-06-20 | Анатолий Фёдорович Косолапов | Borehole seismic source |
| CN203480038U (en) * | 2013-09-30 | 2014-03-12 | 李振存 | Rayleigh-wave detector automatic vibration source device |
Non-Patent Citations (2)
| Title |
|---|
| 刘宏岳等: "气动机械声波水域高分辨率浅层地震勘探连续冲击震源研制及应用", 《工程勘察》 * |
| 齐君等: "水域地震映像法及其在海洋地质调查中的应用", 《海洋地质前沿》 * |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105549069A (en) * | 2015-12-18 | 2016-05-04 | 安徽理工大学 | Vibroseis realization method of coal-mine underground continuous monitoring system |
| CN106437661A (en) * | 2016-10-17 | 2017-02-22 | 铜仁中能天然气有限公司 | Method capable of directly improving permeability of oil gas reservoir |
| CN106990431A (en) * | 2017-05-18 | 2017-07-28 | 国家***第海洋研究所 | A kind of near Sea Bottom hydrate detection system |
| CN106990431B (en) * | 2017-05-18 | 2023-08-15 | 国家***第一海洋研究所 | Offshore bottom hydrate detection system |
| CN107193039A (en) * | 2017-06-13 | 2017-09-22 | 中南大学 | A kind of mechanical microquake sources and monitoring system and application method |
| CN107193039B (en) * | 2017-06-13 | 2019-01-25 | 中南大学 | A kind of mechanical microquake sources and monitoring system and application method |
| CN109577960B (en) * | 2018-12-14 | 2022-07-05 | 中国石油天然气集团有限公司 | Portable micro-logging pulse exciter, system and micro-logging pulse excitation method |
| CN109577960A (en) * | 2018-12-14 | 2019-04-05 | 中国石油天然气集团有限公司 | Portable micro logging pulse energizer and system, micro logging pulse excitation method |
| CN110261889A (en) * | 2019-06-17 | 2019-09-20 | 中国铁建重工集团股份有限公司 | Programmable control seismic source |
| CN111208211B (en) * | 2020-01-17 | 2021-06-18 | 大连理工大学 | Knocking device for positioning and correcting deep microseism of rock mass |
| CN111208211A (en) * | 2020-01-17 | 2020-05-29 | 大连理工大学 | Knocking device for positioning and correcting deep microseism of rock mass |
| CN111337575A (en) * | 2020-04-13 | 2020-06-26 | 安徽理工大学 | Variable seismic source form + energy vibration cross-layer propagation research test platform |
| CN112731516A (en) * | 2020-12-18 | 2021-04-30 | 四川京航天程科技发展有限公司 | Pneumatic artificial seismic source device without open fire |
| CN112761726A (en) * | 2020-12-30 | 2021-05-07 | 中国矿业大学 | Roof collapse risk assessment and prediction device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104536037A (en) | Automatic mine micro-seismic source | |
| US7327633B2 (en) | Systems and methods for enhancing low-frequency content in vibroseis acquisition | |
| Vogt et al. | Experiments using cell phones in physics classroom education: The computer-aided g determination | |
| CN103869928B (en) | The system and method that power consumption is reduced in multi-sensor environment | |
| CN107966737B (en) | Active field nuclear magnetic resonance detection device and detection method | |
| CN107179241B (en) | A kind of subcritical crack extension visual experimental apparatus of rock | |
| CN103712740B (en) | Flat pressure sensor dynamic high-pressure calibrating installation | |
| CN106018558B (en) | A kind of coal sample transverse wave speed detection device and method based on multi- scenarios method | |
| KR101176842B1 (en) | Apparatus for measuring vibration and noise | |
| CN105863616A (en) | Acoustic-wave measurement while drilling system and method for underground coal mine anti-explosion drilling track | |
| CN111208211B (en) | Knocking device for positioning and correcting deep microseism of rock mass | |
| CN202649483U (en) | Electric field constraint method mine security type full mechanized excavation machine carried geological structure detection system | |
| CN109883921A (en) | Conglomerate rock anatonosis measuring system and method | |
| US4404523A (en) | Readout circuit for linear displacement transducer | |
| CN204129236U (en) | A kind of mining lightweight controllable focus device | |
| CN104833825B (en) | Light curtain target simulates check system | |
| CN109374509A (en) | A kind of servo method of seepage of high power pulse wave fracturing coal seam with gas | |
| KR101938839B1 (en) | LED lighting fixture with earthquake warning function | |
| CN104536047B (en) | A kind of application process of microseism in bump monitoring | |
| CN109323974A (en) | A kind of experimental method of the controllable shock wave fracturing coal seam with gas of multi- scenarios method | |
| CN108776000B (en) | A kind of automatic rebounding device of free-falling hammer for bridge hammering detection | |
| CN103116193A (en) | Testing device of remote detonation synchronizing system special for geophysical prospecting | |
| CN110174030B (en) | Detection device for detonation signal of magneto-electric detonator for perforation | |
| KR101165597B1 (en) | Magnet hammer for cleaning stuck ores and system for managing thereof | |
| CN207908874U (en) | A kind of interactive mode Novel clock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150422 |