CN102445710A - Detecting drilling device for monitoring system of cover-rock water flowing fractured zone - Google Patents
Detecting drilling device for monitoring system of cover-rock water flowing fractured zone Download PDFInfo
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- CN102445710A CN102445710A CN2011104575818A CN201110457581A CN102445710A CN 102445710 A CN102445710 A CN 102445710A CN 2011104575818 A CN2011104575818 A CN 2011104575818A CN 201110457581 A CN201110457581 A CN 201110457581A CN 102445710 A CN102445710 A CN 102445710A
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Abstract
The invention relates to a detecting drilling device for a monitoring system of a cover-rock water flowing fractured zone, and the device comprises a drill bit, a drill rod and a connecting handle, wherein the drill bit is connected to the drill rod through a first connector; the drill rod is connected to the connecting handle through a second connector; sealing capsules are sleeved on the connectors; the sealing capsules are of a hollow structure and can swell after water is injected; the detecting drilling device further comprises a first water inlet pipe and a second water inlet pipe; the first water inlet pipe extends from the second connector to the first connector along the axial direction of the drill rod; at least one part of the first water inlet pipe is located between the first connector and the drill rod while at least one part of the first water inlet pipe is located between the second connector and the drill rod; the first water inlet pipe is provided with at least one water outlet in the hollow structures of the sealing capsules; at least one part of the second water inlet pipe is located between the sealing capsules and the drill rod; and the second water inlet pipe is provided with at least one water outlet between the sealing capsules.
Description
Technical field
The present invention relates to the equipment that a kind of colliery is used to survey overlying strata water flowing fractured zone development height, relate in particular to a kind of two water inlets that are used for overlying strata height of water flowing fractured zone automatic monitoring system and survey drill bit.
Background technology
In the colliery, especially fissure zone is grown in the ripe coal mine roof plate, usually need use the leak hunting method of vector of water filling to detect the size in top board crack; Promptly hole to roof through specialized equipment, water filling in a certain section of boring, water permeates in top board through the crack; When water filling reaches capacity, according to the actual bets water yield, just wastage; Judge the size in crack in the top board, thereby draw the development degree in crack.
In the present both-end shutoff overlying strata water flowing fractured zone detecting devices; Like CN01886543A, it surveys head rod is hollow-core construction, and water inlet pipe all is arranged on the inside of surveying head rod; The detecting head poor rigidity; Can't be arranged on the rig and use, when work, need to use rig to get out exploration hole earlier, the manual again detecting head that in the hole, is lowered to.Therefore, manual measurement and record are mainly leaned in its concrete position of surveying section, at subsurface environment than under the condition of severe; Be easy to generate misdescription or incorrect posting, and have when slightly subsiding when the exploration hole inwall, lean on and possibly can't insert detecting head by hand; At this moment just need redrilling; Not only waste time and energy, also need seek detecting location again, influenced the detection operations of overlying strata water flowing fractured zones greatly.
Summary of the invention
For addressing the above problem, the present invention proposes a kind of detection drilling apparatus that is used for overlying strata water flowing fractured zone monitoring system, comprises drill bit, drilling rod and connection handle;
Said drill bit connects said drilling rod through first connector, shutoff capsule before being equipped with on said first connector;
Said drilling rod connects said connection handle through second connector, is equipped with shutoff capsule in back on said second connector;
Shutoff capsule and said back shutoff capsule are hollow-core construction before said; Can pass through dilation by water injection; The diameter of the said preceding shutoff capsule before expanding is less than the maximum gauge of said first connector, and the diameter of the said preceding shutoff capsule after the expansion is greater than the maximum gauge of said first connector; The diameter of the said back shutoff capsule before expanding is less than the maximum gauge of said second connector, and the diameter of the said back shutoff capsule after the expansion is greater than the maximum gauge of said second connector;
Said detection drilling apparatus also comprises first water inlet pipe and second water inlet pipe; Said first water inlet pipe axially extends to said first connector from said second connector along said drilling rod; And its have at least a part between said first connector and the said drilling rod, have a part at least between said second connector and said drilling rod, said first water inlet pipe respectively has at least one water delivering orifice in the hollow-core construction inside of shutoff capsule and the said capsule of shutoff afterwards said before; Said second water inlet pipe has a part at least said before between shutoff capsule and the said drilling rod, and said second water inlet pipe has at least one water delivering orifice between shutoff capsule and the said capsule of shutoff afterwards before said.
Shutoff capsule and said back shutoff capsule are processed by resilient material before preferred said.
Shutoff capsule and said back shutoff capsule are processed by elastomeric material before preferred said.
Preferred said before shutoff capsule and said back shutoff capsule along survey the axial length of drilling apparatus greater than it along surveying drilling apparatus length radially.
Preferred said drilling rod and connection handle are solid construction.
The invention has the advantages that:
1, survey drilling apparatus and be directly installed on the rig, use rig that sniffer is delivered to the target location, time saving and energy saving;
2, use the amount of creeping into of the control system control detection drilling apparatus of rig self, controllability is good, and numerical value is accurate, avoids the artificial site error that sniffer is easy to generate of placing;
3, two-way water inlet, the race amount of emitting is few, and the wastage record is accurately;
Water inlet pipe is arranged on the outside of drilling rod, and surveying drilling apparatus integral body can be solid construction, is adapted at using on the rig.
Description of drawings
Accompanying drawing 1 is the structural representation of detection drilling apparatus according to the invention.
Reference numeral is following:
The 1-drill bit; The 2-drilling rod; The 3-connection handle; 4-first connector; 5-second connector; Shutoff capsule before the 6-; Shutoff capsule behind the 7-; 8-first water inlet pipe; 9-second water inlet pipe; The 10-top board; 11-boring.
Embodiment
Referring to accompanying drawing 1; A kind of detection drilling apparatus that is used for overlying strata water flowing fractured zone monitoring system comprises drill bit, drilling rod and connection handle, and drill bit, drilling rod and connection handle are solid construction; Drill bit is through the first connector jointed rod; Drilling rod connects connection handle through second connector, and wherein drill bit adopts general coal seam drill bit to get final product, and connection handle is used to connect rig; The minimum diameter of the diameter of drilling rod general little and first connector and second connector is about to it and screws in first connector and second connector.First connector and second connector have fin; Shutoff capsule before on first connector, being equipped with; Preceding shutoff capsule is between the fin and drill bit of first connector; On second connector, be equipped with back shutoff capsule, back shutoff capsule is located two shutoff capsules with this between two fins of second connector.
Preceding shutoff capsule all is a hollow-core construction with back shutoff capsule; Can pass through dilation by water injection; For guaranteeing that capsule is not interfered the wall of a borehole when creeping into; The diameter of the preceding shutoff capsule before require expanding is less than the maximum gauge of first connector, and the diameter of the back shutoff capsule before expanding is less than the maximum gauge of second connector, and maximum gauge is the connector diameter at fin place separately just; Simultaneously; The reliability of shutoff when surveying for assurance; The diameter of the preceding shutoff capsule after require expanding is greater than the maximum gauge of first connector, and the diameter of the back shutoff capsule after the expansion is greater than the maximum gauge of second connector, and maximum gauge is the connector diameter at fin place separately just.
For guaranteeing to survey the data reliability of wastage, survey drilling apparatus and adopt two water inlet structures, comprise first water inlet pipe and two groups of water intake mechanisms of second water inlet pipe.First water inlet pipe is used to the shutoff capsule and supplies water so that its expansion; It inserts between second connector and connection handle; Insertion can be employed in the second connector inwall and modes such as groove are set in advance realize; Along drilling rod axially extend to first connector from second connector, and get into the part between first connector and the drilling rod, first water inlet pipe respectively has at least one water delivering orifice through the hollow-core construction inside of Kong Zaiqian shutoff capsule on first connector and second connector and back shutoff capsule; Second water inlet pipe is used to survey the water supply of fissure zone wastage; It inserts between second connector and connection handle equally; And extend to the link of second connector and drilling rod along second connector, make it between preceding shutoff capsule and back shutoff capsule, have at least one water delivering orifice like this.
Be to guarantee the effect of shutoff, preceding shutoff capsule and back shutoff capsule along survey the axial length of drilling apparatus greater than it along surveying drilling apparatus length radially, promptly increased the length of effective block section.The shutoff capsule is preferably processed by elastomeric material by being processed by resilient material.
The method of work of above-mentioned detection drilling apparatus is:
Definite needs carry out the top board position and the drilling depth of fissure zone monitoring;
To survey drilling apparatus through connection handle and be installed on the rig, start rig, creep into from determined top board position;
The amount of creeping into of drilling apparatus is surveyed in the control system of rig monitoring, when the amount of creeping into reaches determined drilling depth, stops to creep into;
The water inlet of first water inlet pipe is connected to water filling device, and water filling is expanded capsule, and keeps hydraulic pressure to make capsule keep swelling state;
The water inlet of second water inlet pipe is connected to water filling device, and the bore position place water filling between two capsules through the water injection rate of flow sensor record accumulation, is monitored water filling hydraulic pressure through pressure transducer at any time;
When the hydraulic pressure in second water inlet pipe rises to its 3-5 that begins water filling hydraulic pressure times, stop water filling, with the water injection rate of accumulation of record as wastage;
Water in the capsule is flowed out, will survey drilling apparatus then and from boring, withdraw from.
The above; Be merely the preferable embodiment of patent of the present invention; But the protection domain of patent of the present invention is not limited thereto; Any technician who is familiar with the present technique field is in the technical scope that patent of the present invention discloses, and the variation that can expect easily or replacement all should be encompassed within the protection domain of patent of the present invention.
Claims (5)
1. a detection drilling apparatus that is used for overlying strata water flowing fractured zone monitoring system is characterized in that: comprise drill bit, drilling rod and connection handle;
Said drill bit connects said drilling rod through first connector, shutoff capsule before being equipped with on said first connector;
Said drilling rod connects said connection handle through second connector, is equipped with shutoff capsule in back on said second connector;
Shutoff capsule and said back shutoff capsule are hollow-core construction before said; Can pass through dilation by water injection; The diameter of the said preceding shutoff capsule before expanding is less than the maximum gauge of said first connector, and the diameter of the said preceding shutoff capsule after the expansion is greater than the maximum gauge of said first connector; The diameter of the said back shutoff capsule before expanding is less than the maximum gauge of said second connector, and the diameter of the said back shutoff capsule after the expansion is greater than the maximum gauge of said second connector;
Said detection drilling apparatus also comprises first water inlet pipe and second water inlet pipe; Said first water inlet pipe axially extends to said first connector from said second connector along said drilling rod; And its have at least a part between said first connector and the said drilling rod, have a part at least between said second connector and said drilling rod, said first water inlet pipe respectively has at least one water delivering orifice in the hollow-core construction inside of shutoff capsule and the said capsule of shutoff afterwards said before; Said second water inlet pipe has a part at least said before between shutoff capsule and the said drilling rod, and said second water inlet pipe has at least one water delivering orifice between shutoff capsule and the said capsule of shutoff afterwards before said.
2. detection drilling apparatus as claimed in claim 1 is characterized in that: shutoff capsule and said back shutoff capsule are processed by resilient material before said.
3. detection drilling apparatus as claimed in claim 2 is characterized in that: shutoff capsule and said back shutoff capsule are processed by elastomeric material before said.
4. detection drilling apparatus as claimed in claim 1 is characterized in that: before said shutoff capsule and said back shutoff capsule along survey the axial length of drilling apparatus greater than it along surveying drilling apparatus length radially.
5. like the wherein arbitrary described detection drilling apparatus of claim 1-4, it is characterized in that: said drilling rod and connection handle are solid construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110457581 CN102445710B (en) | 2011-12-31 | 2011-12-31 | Detecting drilling device for monitoring system of cover-rock water flowing fractured zone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110457581 CN102445710B (en) | 2011-12-31 | 2011-12-31 | Detecting drilling device for monitoring system of cover-rock water flowing fractured zone |
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| Publication Number | Publication Date |
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| CN102445710A true CN102445710A (en) | 2012-05-09 |
| CN102445710B CN102445710B (en) | 2013-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110457581 Expired - Fee Related CN102445710B (en) | 2011-12-31 | 2011-12-31 | Detecting drilling device for monitoring system of cover-rock water flowing fractured zone |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016007A (en) * | 2012-12-05 | 2013-04-03 | 山东科技大学 | Electronically controlled single-loop water-plugging overburden strata fracture detection method |
| CN104763372A (en) * | 2015-02-12 | 2015-07-08 | 中国矿业大学 | Pretreatment method for improving compactness of coal seam water injection hole |
| CN105003255A (en) * | 2015-06-25 | 2015-10-28 | 山东科技大学 | Floor mining damage zone multi-section blocking synchronous leakage detection method |
| CN108222633A (en) * | 2017-11-22 | 2018-06-29 | 仙居县鑫特电力器材厂（普通合伙） | A kind of concurrent |
| CN108442917A (en) * | 2017-12-14 | 2018-08-24 | 中国矿业大学 | A kind of roof height of water flowing fractured zone underground continuous real-time monitoring method |
| CN110107284A (en) * | 2019-04-28 | 2019-08-09 | 扎赉诺尔煤业有限责任公司 | A kind of brill examining system and method detecting height of water flowing fractured zone by hydraulic pressure |
| CN113027513A (en) * | 2021-04-30 | 2021-06-25 | 西安科技大学 | Device and method for predicting fracture zone by injecting water into underground segmented upward hole |
| CN113216936A (en) * | 2021-06-21 | 2021-08-06 | 山东科技大学 | Overburden crack detection drilling device with data monitoring function |
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| CN101858209A (en) * | 2010-03-26 | 2010-10-13 | 山东科技大学 | Synchronous detection method of terrane crack distribution of base plate |
| CN101892841A (en) * | 2010-07-05 | 2010-11-24 | 陕西省煤炭地质测量技术中心 | Observation system of water injection in fractured zone in coal seam goaf |
| CN102221712A (en) * | 2011-03-17 | 2011-10-19 | 黄河勘测规划设计有限公司 | Automatic testing method of wire line coring drilling hoisting-free pressurized water test |
| CN202393921U (en) * | 2011-12-31 | 2012-08-22 | 山东科技大学 | Detecting and drilling device for overlying strata water-flowing fractured zone monitoring system |
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2011
- 2011-12-31 CN CN 201110457581 patent/CN102445710B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858209A (en) * | 2010-03-26 | 2010-10-13 | 山东科技大学 | Synchronous detection method of terrane crack distribution of base plate |
| CN101892841A (en) * | 2010-07-05 | 2010-11-24 | 陕西省煤炭地质测量技术中心 | Observation system of water injection in fractured zone in coal seam goaf |
| CN102221712A (en) * | 2011-03-17 | 2011-10-19 | 黄河勘测规划设计有限公司 | Automatic testing method of wire line coring drilling hoisting-free pressurized water test |
| CN202393921U (en) * | 2011-12-31 | 2012-08-22 | 山东科技大学 | Detecting and drilling device for overlying strata water-flowing fractured zone monitoring system |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016007A (en) * | 2012-12-05 | 2013-04-03 | 山东科技大学 | Electronically controlled single-loop water-plugging overburden strata fracture detection method |
| CN103016007B (en) * | 2012-12-05 | 2015-05-27 | 山东科技大学 | Electronically controlled single-loop water-plugging overburden strata fracture detection method and probing machine |
| CN104763372A (en) * | 2015-02-12 | 2015-07-08 | 中国矿业大学 | Pretreatment method for improving compactness of coal seam water injection hole |
| CN105003255A (en) * | 2015-06-25 | 2015-10-28 | 山东科技大学 | Floor mining damage zone multi-section blocking synchronous leakage detection method |
| CN105003255B (en) * | 2015-06-25 | 2017-09-01 | 山东科技大学 | Bottom plate Mining failure band multistage blocks synchronous leak detection method |
| CN108222633A (en) * | 2017-11-22 | 2018-06-29 | 仙居县鑫特电力器材厂（普通合伙） | A kind of concurrent |
| CN108222633B (en) * | 2017-11-22 | 2019-09-17 | 仙居县楠鑫电力器材有限公司 | A kind of concurrent |
| CN108442917A (en) * | 2017-12-14 | 2018-08-24 | 中国矿业大学 | A kind of roof height of water flowing fractured zone underground continuous real-time monitoring method |
| CN110107284A (en) * | 2019-04-28 | 2019-08-09 | 扎赉诺尔煤业有限责任公司 | A kind of brill examining system and method detecting height of water flowing fractured zone by hydraulic pressure |
| CN110107284B (en) * | 2019-04-28 | 2022-08-05 | 扎赉诺尔煤业有限责任公司 | Drilling and testing system and method for detecting height of water flowing fractured zone through water pressure |
| CN113027513A (en) * | 2021-04-30 | 2021-06-25 | 西安科技大学 | Device and method for predicting fracture zone by injecting water into underground segmented upward hole |
| CN113216936A (en) * | 2021-06-21 | 2021-08-06 | 山东科技大学 | Overburden crack detection drilling device with data monitoring function |
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| CN102445710B (en) | 2013-08-21 |
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Granted publication date: 20130821 Termination date: 20171231 |