CN105549069A - Vibroseis realization method of coal-mine underground continuous monitoring system - Google Patents
Vibroseis realization method of coal-mine underground continuous monitoring system Download PDFInfo
- Publication number
- CN105549069A CN105549069A CN201510972007.4A CN201510972007A CN105549069A CN 105549069 A CN105549069 A CN 105549069A CN 201510972007 A CN201510972007 A CN 201510972007A CN 105549069 A CN105549069 A CN 105549069A
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- CN
- China
- Prior art keywords
- solenoid valve
- vibroseis
- ram hammer
- intrinsic safety
- controller
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- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/02—Generating seismic energy
- G01V1/143—Generating seismic energy using mechanical driving means, e.g. motor driven shaft
- G01V1/147—Generating seismic energy using mechanical driving means, e.g. motor driven shaft using impact of dropping masses
Abstract
The invention discloses a vibroseis realization method of a coal-mine underground continuous monitoring system. Aiming at a problem that manual tapping during geological prospecting generates insufficient vibration, vibroseis of the coal-mine underground continuous monitoring system is designed. An integrated design of the system and a program realization technology are included. The invention aims at providing the vibroseis realization method of the continuous monitoring system. A coal-mine underground high pressure gas source is served as power, a pneumatic impact hammer is used as a vibration generator, a flameproof-intrinsically safe controller is used to realize a vibration period and different flow solenoid valves are used to realize vibration intensity control. A functional block diagram is defined as a diagram1.
Description
Technical field
The present invention relates to a kind of vibroseis implementation method of underground coal mine continuous monitor system, the global design and the program actualizing technology that comprise system realize.Belong to the technical field such as geologic prospecting, automatic control technology.
Background technology
Vibration survey or detection is utilized to be a kind of basic skills of seismic prospecting.At present, the method of domestic and international exploration is knocked (or blowing out) at a place in mining area and accepts its signal produced at another place, then process, but, most signal monitoring system can realize Uninterrupted Sampling and process, this method of knocking needs artificial enforcement, and will accomplish that continuity difficulty is very large, and this time of knocking is difficult to accurately be difficult to balanced with dynamics in addition.For the place needing Real-Time Monitoring, this method of knocking is difficult to meet the demands.
Summary of the invention
The present invention is directed in geologic prospecting to rely on manually to knock and produce the not enough problem of vibrations, design a kind of vibroseis of underground coal mine continuous monitor system, comprise global design and the program actualizing technology of system.The object of this invention is to provide a kind of vibroseis implementation method of continuous monitor system, namely utilize underground coal mine high-pressure air source as power, utilize pneumatic striking mechanism as vibrations generator, adopt explosion-suppression and intrinsic safety controller to realize vibrations time and intensity and control.This method is easy to combine with the system based on vibration monitoring.
For achieving the above object, design of the present invention is:
For manually the time of knocking is difficult to accurately be difficult to balanced deficiency with dynamics.The present invention is based on explosion-suppression and intrinsic safety controller and different flow solenoid valve to control to realize focus.Explosion-suppression and intrinsic safety controller to receive from external unit based on the control command of RS485 interface or switching value compound command, utilizes different flow solenoid valve to complete control to ram hammer vibration amplitude and frequency, reaches the vibrations required for exploration.
According to above-mentioned design, the present invention adopts following technical proposals:
A kind of vibroseis of underground coal mine continuous monitor system is made up of explosion-suppression and intrinsic safety controller, high pressure gas pipeline, different flow solenoid valve and ram hammer.It is characterized in that, described explosion-suppression and intrinsic safety controller is the core of system, software programming can realize output solenoid valve start-stop control; Described high pressure gas pipeline for solenoid valve source of the gas is provided, described solenoid valve comprises gas with various flow solenoid valve for ram hammer provides the source of the gas of different pressures (flow); Described ram hammer contacts with the earth to produce the pneumatic tool of impulsive force.
The scheme of this technology is:
Allomeric function block diagram as shown in Figure 1.
A, the solenoid valve of different flow is connected to down-hole high pressure source of the gas according to Fig. 2, and solenoid valve is exported is incorporated to ram hammer.
B, ram hammer be in open mode all the time, wait for solenoid valve open source of the gas is provided, controller amplitude as requested opens different solenoid valve.
C, controller adopt intrinsic safety type small PLC can the frequency of programming realization 1 second any multiple and dutycycle output.
D, controller can accept RS485 protocol signal from external control equipment and on-off model, and control start-stop and the start-stop time of which solenoid valve, flow process is shown in Fig. 3.
What the advantage of this technology is:
1, utilize the existing high-pressure air source of underground coal mine as power.
2, ram hammer is adopted to produce vibrations.
3, utilize multichannel air valve to control as the source of the gas of ram hammer, realize various amplitude and control.
4, adopt explosion-suppression and intrinsic safety controller, duration of shaking, vibrations time of origin and amplitude controlling can be realized at underground coal mine.
Accompanying drawing explanation
Fig. 1 vibroseis functional block diagram
Fig. 2 solenoid valve and ram hammer connection layout;
Fig. 3 controller realization flow figure.
Embodiment:
(1) ram hammer is fixed on focus nidus.
(2) source of the gas is accessed solenoid valve.
(3) controller exports and is connected to solenoid valve.
(4) download program connects to controller.
(5) controller exports control signal according to setting value (output of external control equipment) (optional).
Claims (3)
1. the vibroseis implementation method of a underground coal mine continuous monitor system: comprise explosion-suppression and intrinsic safety controller (1), high pressure gas pipeline (2), different flow solenoid valve (3), ram hammer (4) and control method (5) composition, it is characterized in that, be made up of explosion-suppression and intrinsic safety controller, high pressure gas pipeline, different flow solenoid valve and ram hammer.It is characterized in that, described explosion-suppression and intrinsic safety controller is the core of system, software programming can realize output solenoid valve start-stop control; Described high pressure gas pipeline for solenoid valve source of the gas is provided, described solenoid valve comprises gas with various flow solenoid valve for ram hammer provides the source of the gas of different pressures (flow); Described ram hammer contacts with the earth to produce the pneumatic tool of impulsive force.
2. the vibroseis implementation method of a kind of underground coal mine continuous monitor system according to claim 1, is characterized in that, described explosion-suppression and intrinsic safety controller (1) adopts KXJ-127 mine flameproof and intrinsic safety type PLC technology case; Described high pressure gas pipeline (2) adopts the special tracheae of underground coal mine, the electromagnetic gas valve that described different flow solenoid valve (3) is underground explosion-proof type, and working power is 127V; Described ram hammer (4) adopts the ram hammer of pneumatic strike, has fixed support; Described control method (5) is after processing input signal, will control different solenoid valve actions.
3. the vibroseis implementation method of a underground coal mine continuous monitor system adopts technical method according to claim 1 to control magnitude of vibrations and frequency, and its concrete steps realized are as follows:
A, the solenoid valve of different flow is connected to down-hole high pressure source of the gas according to Fig. 2, and solenoid valve is exported is incorporated to ram hammer.
B, ram hammer be in open mode all the time, wait for solenoid valve open source of the gas is provided, controller amplitude as requested opens different solenoid valve.
C, controller adopt intrinsic safety type small PLC can the frequency of programming realization 1 second any multiple and dutycycle output.
D, controller can accept RS485 protocol signal from external control equipment and on-off model, and control start-stop and the start-stop time of which solenoid valve, flow process is shown in Fig. 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510972007.4A CN105549069A (en) | 2015-12-18 | 2015-12-18 | Vibroseis realization method of coal-mine underground continuous monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510972007.4A CN105549069A (en) | 2015-12-18 | 2015-12-18 | Vibroseis realization method of coal-mine underground continuous monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105549069A true CN105549069A (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510972007.4A Pending CN105549069A (en) | 2015-12-18 | 2015-12-18 | Vibroseis realization method of coal-mine underground continuous monitoring system |
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Citations (6)
| 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 |
| US8605547B2 (en) * | 2003-11-21 | 2013-12-10 | Fairfield Industries, Incorporated | Method for transmission of seismic data |
| CN104155684A (en) * | 2014-08-25 | 2014-11-19 | 中国矿业大学 | Self-compensating controlled seismic source for seismic wave CT detection of underground coal seam working face impact danger zone and seismic source generation method |
| CN204129236U (en) * | 2014-10-13 | 2015-01-28 | 北京中矿天安信息科技有限公司 | A kind of mining lightweight controllable focus device |
| CN104360395A (en) * | 2014-11-18 | 2015-02-18 | 煤炭科学技术研究院有限公司 | Surface-underground full-space seismic wave data acquisition system and exploration method |
| CN104536037A (en) * | 2015-01-19 | 2015-04-22 | 安徽理工大学 | Automatic mine micro-seismic source |
-
2015
- 2015-12-18 CN CN201510972007.4A patent/CN105549069A/en active Pending
Patent Citations (6)
| 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 |
| US8605547B2 (en) * | 2003-11-21 | 2013-12-10 | Fairfield Industries, Incorporated | Method for transmission of seismic data |
| CN104155684A (en) * | 2014-08-25 | 2014-11-19 | 中国矿业大学 | Self-compensating controlled seismic source for seismic wave CT detection of underground coal seam working face impact danger zone and seismic source generation method |
| CN204129236U (en) * | 2014-10-13 | 2015-01-28 | 北京中矿天安信息科技有限公司 | A kind of mining lightweight controllable focus device |
| CN104360395A (en) * | 2014-11-18 | 2015-02-18 | 煤炭科学技术研究院有限公司 | Surface-underground full-space seismic wave data acquisition system and exploration method |
| CN104536037A (en) * | 2015-01-19 | 2015-04-22 | 安徽理工大学 | Automatic mine micro-seismic source |
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Application publication date: 20160504 |