CN203572970U - Overburden failure range detection system under impact of mining - Google Patents
Overburden failure range detection system under impact of mining Download PDFInfo
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- CN203572970U CN203572970U CN201320489899.9U CN201320489899U CN203572970U CN 203572970 U CN203572970 U CN 203572970U CN 201320489899 U CN201320489899 U CN 201320489899U CN 203572970 U CN203572970 U CN 203572970U
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Abstract
The utility model discloses an overburden failure range detection system under the impact of mining, and the system comprises a seismic wave forming device, a seismic wave collection device, a seismic wave control and processing device, and a seismic wave travel time tomography device. The seismic wave control and processing device is connected with the seismic wave collection device and the seismic wave forming device. The seismic wave travel time tomography device is connected with the seismic wave control and processing device. The system provided by the utility model is convenient to operate, is high in detection precision, and can achieve the effect of fine detection.
Description
Technical field
The utility model relates to a kind of detection system, particularly Overburden Rock Failure range detection system under a kind of mining influence.
Background technology
The Overburden Rock Failure that coal underground mining causes is an extremely complicated time-space evolution.Overburden Rock Failure scope mainly refers to distributional pattern and the development height of Overburden Rock Failure under mining influence; understand fully Overburden Rock Failure scope; to more reasonably staying, establish protection coal column; coal is pressed in liberation " three times " to greatest extent; carry out safely and efficiently railways and water-bodies, and the problem such as gas drainage, separation in reducing subsidence by grouting all plays vital effect.And the detection of Overburden Rock Failure scope basic data is basic methods and the important means that obtains Overburden Failure Law, it is also the most reliable method.
At present, the detection method of Overburden Rock Failure scope is mainly comprised to method of direct observation, the upper and lower boring method of well, and physical detecting method etc.Method of direct observation is mainly at workplace or the inner tunnel of overlying strata, Overburden Rock Failure to be observed, and observed result is intuitive and reliable, but observation work exists potential safety hazard, and strict to conditional requests such as mining height, coal winning method and surrouding rock deformations, there be limited evidence currently of is used.The upper and lower boring method of well is mainly played indivedual boring by ground or down-hole and is surveyed Overburden Failure Law by situations of change such as washing lotion wastage, measuring point displacement, TV probe or water filling, pressure wind in observation; Specifically can be subdivided into drilling fluid wastage observation method, multi-point displacement method, borehole television method and down-hole drilling method etc.; Such observation procedure is used extensively, and observed result is more reliable, but only can obtain the Overburden Rock Failure situation of indivedual boring points position, and observation scope is limited to representative, lacks the control to whole Overburden Rock Failure scope, and the impact that the construction of simultaneously drilling is subject to external environment is large.Physical detecting method is according to the variation difference of coal and rock physico-mechanical properties before and after exploitation, such as resistivity, velocity of wave etc., adopts the geophysical prospectings such as electromagnetic method and seismic method to analyze Overburden Rock Failure scope.The main methods such as transient electromagnetic method and shallow earthquake method that adopt are surveyed, and it is profiling observation method that these class methods show as, and whole Overburden Rock Failure scope is had to better explanation, but detection accuracy still can not meet the needs of engineering reality.
In sum, in prior art, still there is no Overburden Rock Failure range detection system and method under a kind of easy to operate, mining influence that precision is high.
Utility model content
In order to obtain Overburden Rock Failure range detection result under high-precision mining influence, and easy to operate, and the utility model provides Overburden Rock Failure range detection system under a kind of mining influence.
The technical solution adopted in the utility model is as follows:
Under mining influence, an Overburden Rock Failure range detection system, comprises seismic waveshape apparatus for converting, seismic event harvester, seismic event control and treating apparatus and seimic travel time laminated imaging device; Wherein, described seismic waveshape apparatus for converting, for forming seismic event in presumptive area; Described seismic event harvester, the seismic signal forming for collecting described seismic waveshape apparatus for converting; Described seismic event is controlled and treating apparatus, for controlling the triggered time of described seismic waveshape apparatus for converting and receiving the geological data that described seismic event harvester transmits; Described seimic travel time laminated imaging device; Described seismic event control is connected respectively with described seismic waveshape apparatus for converting with described seismic event harvester with treating apparatus, and described seimic travel time laminated imaging device is controlled and is connected with treating apparatus with described seismic event.
Under above-mentioned mining influence, in Overburden Rock Failure range detection system, described seismic waveshape apparatus for converting 1 is an explosive cartridge.
Under above-mentioned mining influence, in Overburden Rock Failure range detection system, described seismic event harvester 2 is a string seismoreceivers.
Under above-mentioned mining influence, in Overburden Rock Failure range detection system, described seismic event is controlled and treating apparatus 3 adopts respectively wired or wireless connection with described seismic event harvester 2 with described seismic waveshape apparatus for converting 1.
Under above-mentioned mining influence, in Overburden Rock Failure range detection system, described seimic travel time laminated imaging device is controlled and can be adopted wired or wireless connection with treating apparatus with described seismic event.
Technique scheme of the present utility model has the following advantages compared to existing technology:
1. Overburden Rock Failure range detection system under the mining influence that the utility model provides, owing to having adopted seismic waveshape apparatus for converting and seismic event harvester, therefore, the utility model can effectively generate predetermined seismic event, and obtain reliable geological data, be conducive to improve detection accuracy.
2. Overburden Rock Failure range detection system under the mining influence that the utility model provides, owing to having adopted seismic event control and treating apparatus to come Earthquake occurrence control ripple to form and data receiver transmission, therefore, the utility model is easy to operate, and transmission precision is high, be conducive to improve detection accuracy.
3. Overburden Rock Failure range detection system under the mining influence that the utility model provides, owing to having adopted seimic travel time laminated imaging device, seimic wave velocity model adopts tomography to produce, therefore, the utility model has further improved detection accuracy, realizes meticulous detection.
Accompanying drawing explanation
For content of the present utility model is more likely to be clearly understood, according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is Overburden Rock Failure range detection system architecture schematic diagram under the utility model mining influence;
1. seismic waveshape apparatus for converting in figure, 2. seismic event harvester, 3. seismic event control and treating apparatus, 4. seimic travel time laminated imaging device, 5. ground, 6. overlying strata.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
As shown in Figure 1, be the preferred embodiment of Overburden Rock Failure range detection system under the utility model mining influence.
Under described mining influence, Overburden Rock Failure range detection system, comprises seismic waveshape apparatus for converting 1, seismic event harvester 2, seismic event is controlled and treating apparatus 3 and seimic travel time laminated imaging device 4, wherein, described seismic waveshape apparatus for converting 1, for forming seismic event in presumptive area; The seismic signal that described seismic event harvester 2 forms for collecting described seismic waveshape apparatus for converting 1; Described seismic event control and treating apparatus 3 are for controlling the triggered time of described seismic waveshape apparatus for converting 1 and receiving the geological data that described seismic event harvester 2 transmits; Described seimic travel time laminated imaging device 4; Described seismic event is controlled and is connected respectively with described seismic waveshape apparatus for converting 1 with described seismic event harvester 2 with treating apparatus 3, and described seimic travel time laminated imaging device 4 is controlled and is connected with treating apparatus with described seismic event.
In the present embodiment, described seismic waveshape apparatus for converting 1 is an explosive cartridge.
In the present embodiment, described seismic event harvester 2 is a string seismoreceivers.
In the present embodiment, described seismic event control and treating apparatus 3 adopt respectively wired or wireless connection with described seismic event harvester 2 with described seismic waveshape apparatus for converting 1.
In the present embodiment, described seimic travel time laminated imaging device 4 is controlled and can be adopted wired or wireless connection with treating apparatus with described seismic event.
Utilize the detection method that under the utility model mining influence, Overburden Rock Failure range detection system is surveyed Overburden Rock Failure scope to be:
(a) in predetermined detection place, by ground 5, make a call to 2 straight holes downwards, the straight hole degree of depth is definite by the thickness of the overlying strata 6 of being scheduled to survey, and the spacing in described two holes and aperture are all estimated scope by detection overlying strata and determined;
(b) described seismic waveshape apparatus for converting 1 and described seismic event harvester 2 are positioned over respectively in 2 straight holes, form focus hole and receiver hole;
(c) after ready, start described seismic event and control and treating apparatus 3, trigger described seismic waveshape apparatus for converting 1, produce seismic event;
(d) described harvester, after receiving seismic signal, is converted into electric signal by seismic signal, is transferred to described seismic event and controls and treating apparatus 3;
(e) described seismic event control and treating apparatus 3 are converted to geological data again by electric signal, store and be transferred to described seimic travel time laminated imaging device 4;
(f) described seimic travel time laminated imaging device 4 receives after the signal that described seismic event is controlled and treating apparatus 3 transmits, and by chromatography imaging method, sets up rate pattern;
(g) at described overlying strata 6, be subject to after mining influence, in original described focus hole, environs is beaten focus hole again, retains former receiver hole;
(h) again in described focus hole and described receiver hole, be respectively charged into described seismic waveshape apparatus for converting 1 and described seismic event harvester 2;
(i) repeating step (c)-(f);
(j) contrast the rate pattern of twice foundation, determine the damage envelope of described overlying strata 6 under mining influence.
Obviously, above-described embodiment is only for giving an example of doing is clearly described, and the not restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.And the apparent variation of being extended out thus or change are still among protection domain of the present utility model.
Claims (5)
1. an Overburden Rock Failure range detection system under mining influence, is characterized in that: comprise
Seismic waveshape apparatus for converting (1), for forming seismic event in presumptive area;
Seismic event harvester (2), the seismic signal forming for gathering described seismic waveshape apparatus for converting (1);
Seismic event is controlled and treating apparatus (3), for controlling the triggered time of described seismic waveshape apparatus for converting (1) and receiving the geological data that described seismic event harvester (2) transmits;
Seimic travel time laminated imaging device (4);
Described seismic event is controlled and is connected respectively with described seismic waveshape apparatus for converting (1) with described seismic event harvester (2) with treating apparatus (3), and described seimic travel time laminated imaging device (4) is controlled and is connected with treating apparatus with described seismic event.
2. Overburden Rock Failure range detection system under mining influence according to claim 1, is characterized in that: described seismic waveshape apparatus for converting (1) is an explosive cartridge.
3. Overburden Rock Failure range detection system under mining influence according to claim 1, is characterized in that: described seismic event harvester (2) is a string seismoreceiver.
4. Overburden Rock Failure range detection system under mining influence according to claim 1, is characterized in that: described seismic event is controlled and treating apparatus (3) adopts respectively wired or wireless connection with described seismic event harvester (2) with described seismic waveshape apparatus for converting (1).
5. Overburden Rock Failure range detection system under mining influence according to claim 1, is characterized in that: seimic travel time laminated imaging device (4) is controlled and can be adopted wired or wireless connection with treating apparatus with described seismic event.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201320489899.9U CN203572970U (en) | 2013-08-13 | 2013-08-13 | Overburden failure range detection system under impact of mining |
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| CN201320489899.9U CN203572970U (en) | 2013-08-13 | 2013-08-13 | Overburden failure range detection system under impact of mining |
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| CN203572970U true CN203572970U (en) | 2014-04-30 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104729915A (en) * | 2015-01-26 | 2015-06-24 | 北京市市政工程研究院 | Device and method for searching looseness and emptiness of urban subway interval road in detail |
| CN104912552A (en) * | 2015-05-25 | 2015-09-16 | 山西潞安环保能源开发股份有限公司 | Coal-rock mass ground stress distribution feature detection method and coal-rock mass ground stress distribution feature detection device |
| CN106093341A (en) * | 2016-05-30 | 2016-11-09 | 中国矿业大学 | The experimental provision of the surface drilling sliding deformation disrumpent feelings rule of inverting overlying strata and method |
-
2013
- 2013-08-13 CN CN201320489899.9U patent/CN203572970U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104729915A (en) * | 2015-01-26 | 2015-06-24 | 北京市市政工程研究院 | Device and method for searching looseness and emptiness of urban subway interval road in detail |
| CN104729915B (en) * | 2015-01-26 | 2017-06-30 | 北京市市政工程研究院 | A kind of city underground interval road is loose and the fine device and method detected that comes to nothing |
| CN104912552A (en) * | 2015-05-25 | 2015-09-16 | 山西潞安环保能源开发股份有限公司 | Coal-rock mass ground stress distribution feature detection method and coal-rock mass ground stress distribution feature detection device |
| CN106093341A (en) * | 2016-05-30 | 2016-11-09 | 中国矿业大学 | The experimental provision of the surface drilling sliding deformation disrumpent feelings rule of inverting overlying strata and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20170813 |