CN104950328A - Distributed channel wave seismic data acquisition and recording instrument and recording method thereof - Google Patents
Distributed channel wave seismic data acquisition and recording instrument and recording method thereof Download PDFInfo
- Publication number
- CN104950328A CN104950328A CN201510240723.3A CN201510240723A CN104950328A CN 104950328 A CN104950328 A CN 104950328A CN 201510240723 A CN201510240723 A CN 201510240723A CN 104950328 A CN104950328 A CN 104950328A
- Authority
- CN
- China
- Prior art keywords
- data acquisition
- distributed channel
- aviation socket
- seismic data
- wave 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
- Recording Measured Values (AREA)
Abstract
The invention discloses a distributed channel wave seismic data acquisition and recording instrument and a recording method thereof. The recording instrument comprises a shell, an operation cover board, a power supply unit, a control circuit board, a detector aerial socket, a data interface aerial socket, a GPS/USB (global positioning system/universal serial bus) aerial socket, a charging aerial socket and a data acquisition board. The power supply unit, the control circuit board and the data acquisition board are arranged in the shell, the operation cover board covers the shell, and the detector aerial socket, the data interface aerial socket, the GPS/USB aerial socket and the charging aerial socket are arranged on the side wall of the shell. The instrument is ingenious and reasonable in structural design, time synchronization calibration is performed through the GPS, signals are recorded simultaneously by a four-way detector channel and a data acquisition channel, data are acquired and stored in a TF storage card, wiring operation is simplified effectively, equipment weight is reduced, handling and operation are facilitated, great convenience is brought to construction of a channel wave seismic exploration system, and convenience is brought to underground operation.
Description
Technical field
The present invention relates to registering instrument technical field, be specifically related to a kind of distributed channel wave seismic data acquisition recorder and recording method thereof.
Background technology
Coal is the important energy source of China, and in the structure proportion of AND ENERGY RESOURCES CONSUMPTION IN CHINA, coal accounts for more than 70% of the disposable energy, and coal production has very important low level in Chinese national economy.The most coal field geology complex structure of China, in coal production, causes geologic hazard situation to happen occasionally because of the tectonic structure of complexity.The method that the exploration of colliery, current ground is conventional---3-d seismic exploration is larger by the influence of topography, and be difficult to differentiate drop and be less than the small-sized tectonic structures such as the tomography of 5m, down-hole geophysical prospecting method is also because the factors such as detection range is short, accurate rate variance are difficult to meet need of production, and down-hole seam seismic exploration technology rely on its easy construction, influenced factor little, resolve precision advantages of higher, become Geological Structure in Coal Mine gradually and detect optimal physical prospecting means.Therefore the slot wave prospecting technique of research and development advanced person and instrument and equipment just seem very important.
Usually on investigation and prospecting face, imbed according to certain track pitch the detector array being sensitive to vibration signal during slot wave exploration, wave detector is connected to each acquisition station by cable, each acquisition station connects 4 wave detectors, and acquisition station gathers the channel wave seismic data of detector array and is kept in the storer of acquisition station by geological data.Need during survey data inverting to know slot wave amplitude and time of arrival, general existing instrument is all adopt communication modes, adopts wired mode to couple together each acquisition station.Because down-hole situation is complicated, the workload of wiring work overelaborated increase operating personnel.
Summary of the invention
For above-mentioned deficiency, the object of the invention is to, a kind of smart structural design, is rationally provided, easy to use, distributed channel wave seismic data acquisition recorder simple to operate.
The present invention also aims to, a kind of acquisition and recording method of distributed channel wave seismic data acquisition recorder is provided.
For achieving the above object, technical scheme provided by the present invention is:
A kind of distributed channel wave seismic data acquisition recorder, it comprises housing, operation cover plate, power supply unit, control circuit board, wave detector aviation socket, data-interface aviation socket, GPS/USB aviation socket and charge aviation socket and data acquisition board, described power supply unit, control circuit board and data acquisition board are arranged in described housing, described operation cover plate covers on the opening of this housing, described wave detector aviation socket, data-interface aviation socket, GPS/USB aviation socket and charging aviation socket are arranged on the sidewall of housing, described control circuit board respectively with described operation cover plate, power supply unit, wave detector aviation socket, data-interface aviation socket, GPS/USB aviation socket is connected with data acquisition board.Described wave detector aviation socket is connected with four wave detectors.
As a modification of the present invention, it also comprises shielding box, and this shielding box is arranged in described housing, and described data acquisition board, control circuit board and power supply unit are arranged in this shielding box by order is from top to bottom stacked successively.Shielding box has function of shielding, ensures normally to work.
As a modification of the present invention, described control circuit board is provided with constant-temperature crystal oscillator, and described data acquisition board is provided with TF memory card slot.Data in TF storage card can connect shielding netting wire by data-interface aviation socket and be transferred to main control computer, also can be transferred to main control computer by USB line.Before going into the well, carry out time synchronized calibration by GPS module; Adopt constant-temperature crystal oscillator from punctual counting, ensure that each registering instrument time reference is unified.After the parameter such as sampling rate, PGA multiplying power of instrument is set by network interface, registering instrument is arranged in coal mine down-hole tunnel, during work, press collection button, start four-way synchronous recording detector data, write down the sampled point time, data are stored in TF card according to defining binary format simultaneously.Press after end and stop gathering.Registering instrument can be transported to aboveground after shutdown, the data in TF storage card are transferred to main control computer by wire communication, carry out data processing and inverting.
As a modification of the present invention, described data acquisition board adopts STM32 single-chip microcomputer as main control chip, and adopt 24 AD, sampling rate is adjustable, and data registration accuracy is high.
As a modification of the present invention, described power supply unit is Ni-MH battery, powers to control circuit board and data acquisition board.Charger and charging aviation socket, power to Ni-MH battery.
As a modification of the present invention, described housing is provided with handle, and be easy to carry use, brings convenience to underground construction.
An acquisition and recording method for above-mentioned distributed channel wave seismic data acquisition recorder, it comprises the following steps:
(1) before going into the well, carry out time synchronized calibration by GPS module, and adopt constant-temperature crystal oscillator from punctual counting, ensure that the time reference of each distributed channel wave seismic data acquisition recorder is unified, and set relevant operating parameter;
(2) the distributed channel wave seismic data acquisition recorder of Jiang Getai is arranged in the relevant position of coal mine down-hole tunnel;
(3) start distributed channel wave seismic data acquisition recorder, start four-way synchronous recording detector data, write down the sampled point time, data are stored in TF card according to defining binary format simultaneously;
(4), after gathering, distributed channel wave seismic data acquisition recorder is moved to aboveground, by wire communication, the data that each distributed channel wave seismic data acquisition recorder moves is transferred to main control computer, carries out data processing and inverting.
Beneficial effect of the present invention is: smart structural design of the present invention, rationally, by gps time synchronous calibration, adopt No. four wave detector passages and data acquisition channel tracer signal simultaneously, image data is also stored in TF storage card.The sampling rate gathered, enlargement factor is all arranged by host computer.After data acquisition, transfer data to main control computer by wire communication.Due to when each acquisition station all carries out GPS school and adopt the time service of High Accuracy Constant Temperature crystal oscillator, the timing tracking accuracy of underground equipment is very high, 24 hours cumulative errors < 200 μ s, data in TF storage card in data acquisition board can be transferred to main control computer by shielding netting wire or USB line, the connection of acquisition station and main control computer when which reducing underground work, realize decreasing the transmission that the longer data line of between focus and main frame one carries out inductive impulse information, simplify patching operations, alleviate the weight of equipment like this, be conducive to carrying and operation, greatly facilitate the construction of seam seismic exploration system, finishing drilling to do to explore on the spot to mine brings conveniently, and compact overall structure, volume is little, easy to carry, use, simple to operate, be beneficial to wide popularization and application.
The step of acquisition and recording method provided by the invention is simple and easy, is easy to realize, simple to operate, adopts Distributed Design, in use connects without the need to data line, easy construction.
Below in conjunction with accompanying drawing and embodiment, the present invention is further described.
Accompanying drawing explanation
Fig. 1 is decomposition texture schematic diagram of the present invention.
Fig. 2 is main TV structure schematic diagram of the present invention.
Fig. 3 is the interface display figure operating cover plate in the present invention.
Embodiment
See Fig. 1, Fig. 2 and Fig. 3, the distributed channel wave seismic data acquisition recorder of the one that the present embodiment provides, it comprises housing 1, operation cover plate 2, power supply unit 3, control circuit board 4, wave detector aviation socket 5, data-interface aviation socket 6, GPS/USB aviation socket 7, charging aviation socket 8 and data acquisition board 9, described power supply unit 3, control circuit board 4 and data acquisition board 9 are arranged in described housing 1, described operation cover plate 2 covers on the opening of this housing 1, described wave detector aviation socket 5, data-interface aviation socket 6, GPS/USB aviation socket 7 and charging aviation socket 8 are arranged on by aluminium sheet on the sidewall of housing 1, sealing gasket is provided with between this aluminium sheet and housing 1, good water-proof effect.Described control circuit board 4 is connected with data acquisition board 9 with described operation cover plate 2, power supply unit 3, wave detector aviation socket 5, data-interface aviation socket 6, GPS/USB aviation socket 7 and the aviation socket 8 that charges respectively.Described wave detector aviation socket 5 is connected with four wave detectors.
In the present embodiment, the distributed channel wave seismic data acquisition recorder of the present invention also comprises shielding box 10, this shielding box 10 is arranged in described housing 1, and described data acquisition board 9, control circuit board 4 and power supply unit 3 are arranged in this shielding box 10 by order is from top to bottom stacked successively.Shielding box 10 has function of shielding, effectively reduces the interference of outer signals, ensures normally to work.For ease of portably using, also on described housing 1, being provided with handle 12, bringing convenience to underground construction.
Preferably, described control circuit board 4 is provided with constant-temperature crystal oscillator, described data acquisition board 9 is provided with TF memory card slot.Data in TF storage card can connect shielding netting wire by data-interface aviation socket 6 and be transferred to main control computer, also can be transferred to main control computer by USB line.Before going into the well, carry out time synchronized calibration by GPS module; Adopt constant-temperature crystal oscillator from punctual counting, ensure that each registering instrument time reference is unified.After the parameter such as sampling rate, PGA multiplying power of instrument is set by network interface, registering instrument is arranged in coal mine down-hole tunnel, during work, press collection button, start four-way synchronous recording detector data, write down the sampled point time, data are stored in TF card according to defining binary format simultaneously.Press after end and stop gathering.Registering instrument can be transported to aboveground after shutdown, the data in TF storage card are transferred to main control computer by wire communication, carry out data processing and inverting.
Wherein gps time synchronous calibration is be connected with the data acquisition board 9 in housing 1 by data-interface aviation socket 6 by GPS module, and this data acquisition board 9 is provided with bar connector, for being connected with data-interface aviation socket 6.
Operation cover plate 2 can provide friendly state interface display, is equipped with multiple pilot lamp.State display comprises: standby, GPS time service, collection, communication, TF card failure and electricity.Operation cover plate 2 also provides multiple function button, comprising: collection, standby mode, communication mode and the startup and shutdown/charging controlled by two gear switch.State display lamp on operation cover plate 2 is connected on the double contact pin of the data acquisition board 9 in shielding box 10 by winding displacement.Two gear switch 11 on operation cover plate 2 adopt double-point double-throw switch, and control the startup and shutdown/charging of registering instrument, its line is connected on the plug-in type connection terminal of the data acquisition board 9 in shielding box 10.
Described power supply unit 3 is preferably Ni-MH battery, powers to control circuit board 4 and data acquisition board 9.Charger and charging aviation socket 8, power to Ni-MH battery.Ni-MH battery is synthesized by hydrogen ion and metallic nickel, Power Reserve more than nickel-cadmium battery 30%, and lighter than nickel-cadmium battery, serviceable life is also longer, and environmentally safe.Described data acquisition board 9 adopts STM32 single-chip microcomputer as main control chip, and cooperation gps time synchronous calibration function and accurately temperature compensating crystal oscillator can capture trigger pip accurately.Adopt preposition PGA chip simultaneously, there is programming amplifying and reduction capability, signal measurement wide ranges.Adopt 24 AD, sampling rate is adjustable, and data registration accuracy is high.
Data acquisition board 9 receives the current signal of wave detector after treatment, after PGA zooms in or out, carry out filtering and notch filter, signal is converted to differential signal to control circuit board 4, control circuit board 4 is to set sampling rate synchronous recording thinking image data and to exist in TF storage card again.
Control circuit board 4 adopts STM32 single-chip microcomputer as main control chip, cooperation gps time synchronous calibration function and accurately constant-temperature crystal oscillator can realize the accurate time reference between each registering instrument, when slot wave arrives, the acquisition station that every tablecloth is placed in different location needs accurate recording slot wave time of arrival and amplitude, and the higher inverting of precision writing time is more accurate.Due to time reference error very little < 200 μ s (in 24 hours) of each registering instrument, construction company's wiring between acquisition station is not needed to carry out starting outfit work simultaneously.Therefore enormously simplify down-hole installation work.After data acquisition completes, coordinate trigger recording instrument can read the data needing the time period under communication mode.When communication mode was pressed by the short time, the data in TF storage card can be transferred to main control computer by shielding netting wire, and wherein shielding netting wire is connected on the air plug on cabinet, and control circuit board 4 is provided with standard RJ45 network interface, can the other end of connected with network cable.When communication mode is long pressed, the data in TF storage card can be transferred to main control computer by USB line.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also change above-mentioned embodiment and revise.Therefore, the present invention is not limited to embodiment disclosed and described above, also should fall in the protection domain of claim of the present invention modifications and changes more of the present invention.In addition, although employ some specific terms in this instructions, these terms just for convenience of description, do not form any restriction to the present invention.As described in the above embodiment the present invention, structure same or analogous with it is adopted and the Other Instruments obtained, all in scope.
Claims (8)
1. a distributed channel wave seismic data acquisition recorder, it is characterized in that: it comprises housing, operation cover plate, power supply unit, control circuit board, wave detector aviation socket, data-interface aviation socket, GPS/USB aviation socket, charging aviation socket and data acquisition board, described power supply unit, control circuit board and data acquisition board are arranged in described housing, described operation cover plate covers on the opening of this housing, described wave detector aviation socket, data-interface aviation socket, GPS/USB aviation socket and charging aviation socket are arranged on the sidewall of housing, described control circuit board respectively with described operation cover plate, power supply unit, wave detector aviation socket, data-interface aviation socket, GPS/USB aviation socket is connected with data acquisition board.
2. distributed channel wave seismic data acquisition recorder according to claim 1, it is characterized in that, it also comprises shielding box, and this shielding box is arranged in described housing, and described data acquisition board, control circuit board and power supply unit are arranged in this shielding box by order is from top to bottom stacked successively.
3. distributed channel wave seismic data acquisition recorder according to claim 1 and 2, it is characterized in that, described control circuit board is provided with constant-temperature crystal oscillator, and described data acquisition board is provided with TF memory card slot.
4. distributed channel wave seismic data acquisition recorder according to claim 3, is characterized in that, described data acquisition board adopts STM32 single-chip microcomputer as main control chip.
5. distributed channel wave seismic data acquisition recorder according to claim 1, is characterized in that, described wave detector aviation socket is connected with four wave detectors.
6. distributed channel wave seismic data acquisition recorder according to claim 1, is characterized in that, described power supply unit is Ni-MH battery.
7. distributed channel wave seismic data acquisition recorder according to claim 1, it is characterized in that, described housing is provided with handle.
8. an acquisition and recording method for the distributed channel wave seismic data acquisition recorder that one of claim 1-7 is described, it is characterized in that, it comprises the following steps:
(1) before going into the well, carry out time synchronized calibration by GPS module, and adopt constant-temperature crystal oscillator from punctual counting, ensure that the time reference of each distributed channel wave seismic data acquisition recorder is unified, and set relevant operating parameter;
(2) the distributed channel wave seismic data acquisition recorder of Jiang Getai is arranged in the relevant position of coal mine down-hole tunnel;
(3) start distributed channel wave seismic data acquisition recorder, start four-way synchronous recording detector data, write down the sampled point time, data are stored in TF card according to defining binary format simultaneously;
(4), after gathering, distributed channel wave seismic data acquisition recorder is moved to aboveground, by wire communication, the data that each distributed channel wave seismic data acquisition recorder moves is transferred to main control computer, carries out data processing and inverting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510240723.3A CN104950328A (en) | 2015-05-13 | 2015-05-13 | Distributed channel wave seismic data acquisition and recording instrument and recording method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510240723.3A CN104950328A (en) | 2015-05-13 | 2015-05-13 | Distributed channel wave seismic data acquisition and recording instrument and recording method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104950328A true CN104950328A (en) | 2015-09-30 |
Family
ID=54165124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510240723.3A Pending CN104950328A (en) | 2015-05-13 | 2015-05-13 | Distributed channel wave seismic data acquisition and recording instrument and recording method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104950328A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106610503A (en) * | 2016-11-29 | 2017-05-03 | 北京中矿大地地球探测工程技术有限公司 | Omnidirectional slot wave seismic detection method in coal mine excavation process |
| CN108535772A (en) * | 2018-07-04 | 2018-09-14 | 吉林大学 | A kind of compensation method and device for underground multinode acquisition system time synchronization |
| CN111257966A (en) * | 2020-04-14 | 2020-06-09 | 中国地震局地壳应力研究所 | Anti-interference device of geoelectricity observation instrument and earthquake geoelectricity precursor observation system |
| CN113703046A (en) * | 2021-08-31 | 2021-11-26 | 中煤科工集团重庆研究院有限公司 | Underground full-space seismic wave hidden structure identification method and system |
| CN108535772B (en) * | 2018-07-04 | 2024-05-24 | 吉林大学 | Compensation method and device for time synchronization of underground multi-node acquisition system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4010442A (en) * | 1975-04-25 | 1977-03-01 | Standard Oil Company | Status display for seismometer-group recorder operations |
| US6188962B1 (en) * | 1998-06-25 | 2001-02-13 | Western Atlas International, Inc. | Continuous data seismic system |
| CN103558648A (en) * | 2013-11-08 | 2014-02-05 | 吉林大学 | Cable-free borehole surface electrical method and microseism combination system and testing method |
| CN103825749A (en) * | 2014-02-28 | 2014-05-28 | 北京腾控科技有限公司 | Cascaded synchronous large-scale data collecting system based on network and distributed type power supply |
-
2015
- 2015-05-13 CN CN201510240723.3A patent/CN104950328A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4010442A (en) * | 1975-04-25 | 1977-03-01 | Standard Oil Company | Status display for seismometer-group recorder operations |
| US6188962B1 (en) * | 1998-06-25 | 2001-02-13 | Western Atlas International, Inc. | Continuous data seismic system |
| CN103558648A (en) * | 2013-11-08 | 2014-02-05 | 吉林大学 | Cable-free borehole surface electrical method and microseism combination system and testing method |
| CN103825749A (en) * | 2014-02-28 | 2014-05-28 | 北京腾控科技有限公司 | Cascaded synchronous large-scale data collecting system based on network and distributed type power supply |
Non-Patent Citations (1)
| Title |
|---|
| 王肃静 等: "一种低成本无缆地震仪采集站的研制", 《地球物理学报》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106610503A (en) * | 2016-11-29 | 2017-05-03 | 北京中矿大地地球探测工程技术有限公司 | Omnidirectional slot wave seismic detection method in coal mine excavation process |
| CN108535772A (en) * | 2018-07-04 | 2018-09-14 | 吉林大学 | A kind of compensation method and device for underground multinode acquisition system time synchronization |
| CN108535772B (en) * | 2018-07-04 | 2024-05-24 | 吉林大学 | Compensation method and device for time synchronization of underground multi-node acquisition system |
| CN111257966A (en) * | 2020-04-14 | 2020-06-09 | 中国地震局地壳应力研究所 | Anti-interference device of geoelectricity observation instrument and earthquake geoelectricity precursor observation system |
| CN113703046A (en) * | 2021-08-31 | 2021-11-26 | 中煤科工集团重庆研究院有限公司 | Underground full-space seismic wave hidden structure identification method and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102236106B (en) | Method and device for measuring resistivity of underground medium on ground and in gallery in quasi-three-dimension mode | |
| US8254207B2 (en) | System and method for seismic data acquisition | |
| CN108761522A (en) | The seismic wave forward probe system and method being equipped on rock tunnel(ling) machine | |
| CN104950328A (en) | Distributed channel wave seismic data acquisition and recording instrument and recording method thereof | |
| CN102012518A (en) | Intrinsically-safe 24-bit seismic data acquisition circuit board | |
| CN1417593A (en) | GPS satellite time service telemetering seismograph | |
| CN102628355B (en) | Cable-free borehole clinometer and synchronous inclinometry method thereof based on synchronization technology | |
| CN103383466B (en) | A kind of coal seam water radio measuring instrument | |
| CN202166747U (en) | Portable mountainous region wireless earthquake exploration system | |
| CN203825207U (en) | Wireless geophone group | |
| CN204595225U (en) | Distributed channel wave seismic data acquisition recorder | |
| CN104950329A (en) | In-seam seismic focus triggering recorder and recording method thereof | |
| CN102087369A (en) | Underground digital direct current electrical method meter | |
| CN210038183U (en) | Channel wave seismic data acquisition system | |
| CN116626748A (en) | Node type seismograph | |
| CN204595228U (en) | Distributed seam seismic exploration system | |
| CN103257359A (en) | Continuous vibration signal automatic recording device for underground coal mine | |
| CN103278853B (en) | A kind of Single-channel ground electric-field instrument | |
| CN203299399U (en) | Automatic recording device for continuous vibration signals in underground coal mine | |
| CN112987603A (en) | Node seismic instrument remote monitoring system based on GPRS | |
| CN202645539U (en) | Borehole clinometer without cable based on synchronous technology | |
| CN206833004U (en) | Triple channel wireless seismic detector data collecting system | |
| CN204595226U (en) | Channel wave seismic focus trigger recording instrument | |
| CN203572980U (en) | Water-exploring CT instrument | |
| CN210294548U (en) | Microseism monitoring 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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150930 |