CN102747973B - Underground core-drilling machine - Google Patents
Underground core-drilling machine Download PDFInfo
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- CN102747973B CN102747973B CN201210212950.1A CN201210212950A CN102747973B CN 102747973 B CN102747973 B CN 102747973B CN 201210212950 A CN201210212950 A CN 201210212950A CN 102747973 B CN102747973 B CN 102747973B
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- inner sleeve
- fisher
- outer tube
- drilling rod
- wall
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Abstract
The invention discloses an underground core-drilling machine, which comprises a frame, a drilling platform, a power head, a clamping device, a drill rod, a drill bit, a fisher and a hoisting machine, wherein the middle part of the drill rod is clamped in the power head and the clamping device; one end of the drill rod is connected with a water adapter, and the other end of the drill rod is connected with the drill bit; an outer casing is connected between the drill rod and the drill bit; an inner casing of which one end is open and the other end is enclosed is arranged in the outer casing; the enclosed end of the inner casing is provided with a plug and a water inlet; the inner casing is provided with at least one snap spring assembly which can be clamped with or separated from the outer casing under the action of external force; the top of the fisher is connected with a steel wire rope of the hoisting machine; and the bottom of the fisher is clamped with the plug at the enclosed end of the inner casing. An inner casing snap spring can be automatically clamped with or separated from the outer casing, and the fisher can be automatically clamped with the inner casing, so that the drill rod is not required to be detached every time during core taking, the working performance is high, drill cores are complete, and construction period is greatly shortened.
Description
Technical field
The present invention relates to coal mine down-hole drilling technology, especially a kind of down-hole drilling corning machine.
Background technology
In coal mine underground construction boring and coring process, usual construction technology carries with common rotary drilling single tube corning machine or two-tube corning machine drilling through core, the two-tube corning machine of common rotary drilling is by frame, be located at the rig floor in this frame, be located at the unit head on this rig floor, clamper, drilling rod, outer tube, the composition such as inner sleeve and drill bit, be held in unit head and clamper in the middle part of drilling rod, drilling rod one end connects water swivel, the other end connects overcoat one end, the outer tube other end connects drill bit, inner sleeve is provided with in outer tube, be connected by dismountable securing member between basket with outer tube.Because the securing member between inner sleeve with outer tube needs manually be connected and dismantle, therefore, all need drilling rod during each coring, outer tube, drill bit takes out together with inner sleeve in boring, again the core in inner sleeve is taken out after inner sleeve is disassembled from outer tube, complete after once getting core, again inner sleeve is arranged in outer tube, by drilling rod, outer tube, drill bit and inner sleeve are put into boring and are continued boring, circulate successively, often extract a pipe core and must play drilling rod next time, namely all pull out of hole after getting core (drill bit is proposed boring together with drilling rod) at every turn, lower boring is sent in boring by drilling rod and drill bit again, because boring is very dark, the length of drilling rod is very long, usual needs many hollow sections couple together, once lose time together like this, operating efficiency is low, core is also imperfect, even get less than core, and drilling efficiency is low, construction period is longer.
Summary of the invention
The invention provides a kind of down-hole drilling corning machine, for overcoming defect of the prior art, realizing fast fetching core, shorten the construction period, efficiency of construction is provided.
Down-hole drilling corning machine provided by the invention, this corning machine has frame, be located at the rig floor in this frame, be located at the unit head on this rig floor, clamper, drilling rod, outer tube, inner sleeve and drill bit, be held in the middle part of described drilling rod in described unit head and clamper, described drilling rod one end connects water swivel, the drilling rod other end connects overcoat one end, the outer tube other end connects drill bit, inner sleeve is provided with in outer tube, described inner sleeve one end open, the other end is closed, blind end is provided with plug and water inlet, described inner sleeve outer wall is provided with at least one clamp spring component that can engage with outer tube under external force or depart from, described frame is also provided with the fisher for being pulled out from outer tube by inner sleeve, and the top of described fisher is connected with the wire rope of hoist engine, and bottom engages with the plug being located at inner sleeve blind end.
Down-hole drilling corning machine provided by the invention, inner sleeve is sent in drilling rod from the place connecting water swivel, then water swivel and drilling rod is connected, being sprayed water in drilling rod by water swivel utilizes hydraulic pressure to send in outer tube by inner sleeve, and by jump ring, inner sleeve is engaged with outer tube, unit head is driven to make drill bit drill through rock stratum, core enters in inner sleeve along drill bit, when drill bit eat into the degree of depth of rock stratum identical with the length of inner sleeve or similar time, close unit head to stop drilling through, water swivel is disassembled from drilling rod, fisher is sent in drilling rod, again water swivel is arranged on drilling rod to its inner bath, fisher engages at the plug of hydraulic pressure move under influence with inner sleeve end, again by the inside inside pipe casing water spray of water swivel, jump ring departs from outer tube under hydraulic pressure effect, start hoist engine, fisher makes inner sleeve and outer tube depart under the effect of hoist engine, water swivel is disassembled from drilling rod, by fisher by inner sleeve rod pulling, inner sleeve is separated with fisher, removal of core from inner sleeve, again inner sleeve is sent in drilling rod, carry out second to take turns and drill through operation, repeat aforesaid operations and creep into destination layer position.Down-hole drilling corning machine hinge structure provided by the invention, often need not extract a pipe core and all rise and bore next time, shorten the construction period, improve the efficiency of boring.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment one provided by the invention;
Fig. 2 is the structural representation of the inner sleeve in embodiment one provided by the invention;
Fig. 3 is the state reference map one that in embodiment two provided by the invention, inner sleeve coordinates with outer tube;
Fig. 4 is the state reference map two that in embodiment two provided by the invention, inner sleeve coordinates with outer tube;
Fig. 5 is the state reference map three that in embodiment two provided by the invention, inner sleeve coordinates with outer tube;
Fig. 6 is the cross-sectional structure schematic diagram of fisher in embodiment three provided by the invention;
Fig. 7 is partial enlarged drawing in Fig. 6.
Detailed description of the invention
Embodiment one
As shown in Figure 1 and Figure 2, down-hole drilling corning machine provided by the invention has frame 1, the rig floor 2 be located in this frame 1, unit head 3, clamper 4, drilling rod 5, drill bit 6, outer tube 8, inner sleeve 9 and the fisher 11 be located on this rig floor 2, be held in unit head 3 and clamper 4 in the middle part of drilling rod 5, drilling rod 5 one end connects water swivel 7, drilling rod other end outer tube 8 one end, outer tube 8 other end connects drill bit 6, inner sleeve 9 is located in outer tube 8, one end open, the other end is closed, blind end is provided with plug 91 and water inlet 94, as shown in Figure 3; Inner sleeve 9 is provided with at least one spring assembly 10, and spring assembly 10 can engage with outer tube 8 under external force or depart from; Fisher 11 is for pulling out inner sleeve 8 from outer tube 9, and fisher 11 top is connected with the wire rope of hoist engine 12, and bottom engages with the plug 91 being located at inner sleeve 9 blind end.
Embodiment provided by the invention, by drilling rod before using, outer tube and drill bit all install, drilling rod 5 adopts the drilling rod of down-hole drilling machine, be generally hollow section, so that the rock core drilled through or mud are therefrom discharged, being sent into from the place connecting water swivel by inner sleeve in drilling rod and making one end of inner sleeve opening be introduced into drilling rod enters in it for core, then water swivel and drilling rod is connected, sprayed water in drilling rod by water swivel thus utilize hydraulic pressure to be pressed in outer tube by inner sleeve, and by jump ring, inner sleeve is engaged with outer tube, unit head is driven to make drill bit drill through rock stratum 100, core enters in inner sleeve along drill bit, when drill bit eat into the degree of depth of rock stratum identical with the length of inner sleeve or similar time, close unit head to stop drilling through, water swivel is disassembled from drilling rod, manually fisher is sent in drilling rod, again water swivel is arranged on drilling rod to its inner bath, fisher engages at the plug of hydraulic pressure move under influence with inner sleeve end, by water swivel and the inside inside pipe casing water spray of water inlet, clamp spring component departs from outer tube under hydraulic pressure effect, start hoist engine, fisher makes inner sleeve move relative to outer tube under the effect of hoist engine, water swivel is disassembled from drilling rod, by fisher by inner sleeve rod pulling, inner sleeve is separated with fisher, removal of core from inner sleeve, again inner sleeve is sent in drilling rod, carry out second to take turns and drill through operation, repeat aforesaid operations and creep into destination layer position.Down-hole drilling corning machine hinge structure provided by the invention, often need not extract a pipe core and all play drilling rod next time, shorten the construction period, improve the efficiency of boring.
Embodiment two
As shown in Fig. 3, Fig. 4, Fig. 5, as the detailed description of the invention of above-described embodiment one, inner sleeve 9 outer wall is provided with groove 92, clamp spring component comprises fixture block 101 and a spring 102, this fixture block one end is connected to bottom groove 92 by spring 102, and the other end is wedge shape and stretches out groove, is supported on groove 92 sidewall in the middle part of fixture block 101 by bearing pin 103, the ring-type draw-in groove 81 coordinated in tapered end 104 with fixture block 101 is provided with, as shown in Figure 4 bottom outer tube 8; Water spray passage 93 is provided with in the tube wall of inner sleeve 9, this water spray passage 93 one end open is located on the inwall of this inner sleeve 9, other end opening is located at fixture block 101 linking springs and rectifies on groove 92 roof of top, and the blind end of inner sleeve 9 is provided with the water inlet 94 with described water spray channel connection.
Be provided with two spring assemblies for inner sleeve in the present embodiment to be described, when inner sleeve 9 being inserted outer tube 8 inside, as shown in Figure 3, outer sleeve inner wall contacts with the lozenges of fixture block 101, inner sleeve 9 inserts in outer tube 8 under effect of water pressure, force fixture block 101 around bearing pin 103 rotary compression spring 102, when inner sleeve moves into place, as shown in Figure 4, fixture block 101 coordinates with the ring-type draw-in groove 81 of outer tube 8 under the restoring force effect of spring 102, at this moment, start unit head, sprayed water between inner sleeve and outer tube by water swivel and the water pipe (this water pipe can be fixed on the inwall of drilling rod and outer sleeve) that is communicated with water swivel simultaneously, pass through drilling rod, outer tube drives drill bit rotational to drill through rock stratum, rock stratum is separated under the rotating force of drill bit, the rock stratum being arranged in drill bit internal is core into entering inner sleeve along with eating of drill bit, when core is full of whole inner sleeve, close unit head, drill bit stops operating, stop spraying water between inner sleeve and outer tube, fisher to be inserted in outer tube and to make to coordinate with the plug of inner sleeve bottom it, sprayed water to inner sleeve 9 inside to through water inlet by water swivel, High-Pressure Water is sprayed to the end of fixture block linking springs through passage of spraying water by the gap between inner sleeve tube wall and core in inner sleeve, fixture block is Compress Spring under the effect of High-Pressure Water, and upwards rotate around bearing pin, the annular slot of final disengaging outer tube, thus the inner sleeve made is separated with outer tube, start hoist engine, by fisher, inner sleeve is taken out from outer tube, final rod pulling.
Embodiment three
As shown in Figure 6, Figure 7, centre bore 111 is provided with bottom fisher 11, along being provided with three radial holes 112 one week on centre bore 111 inwall, a jaw components 13 is equipped with in each radial hole 112, this dog group 13 comprises the dop 131, spring 132 and the screw 133 that connect successively, and radial hole 112 is provided with the screw thread coordinated with screw 133 near the end of fisher 11 outer wall; Radial hole 112 inwall is provided with step 113, and less near one end diameter of one end diameter relatively near fisher outer wall of center bore inner wall; Dop 131 is a bearing pin, and this bearing pin one end is provided with the shaft shoulder 134, and the diameter of the shaft shoulder 134 is identical with the diameter of radial hole 112 opening maximum.One end that bearing pin stretches out radial hole is cylindric, round table-like or hemispherical, in hemispherical shown in Fig. 6, Fig. 7.
Fisher moves to the blind end of inner sleeve under effect of water pressure, with dop ends contact in the centre bore of the plug insertion fisher of inner sleeve blind end, dop forced compression spring thus be reduced in radial hole, insert completely after in centre bore until plug, dop stretches out radial hole and is stuck in bottom plug under the restoring force effect of Compress Spring, thus complete the engaging of fisher and inner sleeve plug, at this moment, start hoist engine and inner sleeve can be hauled out outer tube and drilling rod, afterwards, screw out in radial hole through screw, dop can be taken off, plug and fisher are departed from.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (3)
1. a down-hole drilling corning machine, this corning machine has frame, be located at the rig floor in this frame, be located at the unit head on this rig floor, clamper, drilling rod, outer tube, inner sleeve and drill bit, be held in the middle part of described drilling rod in described unit head and clamper, described drilling rod one end connects water swivel, drilling rod other end outer sleeve for connecting one end, the outer tube other end connects drill bit, inner sleeve is provided with in outer tube, it is characterized in that, described inner sleeve one end open, the other end is closed, blind end is provided with plug and water inlet, described inner sleeve outer wall is provided with at least one clamp spring component that can engage with outer tube under external force or depart from, described frame is also provided with the fisher for being pulled out from outer tube by inner sleeve, the top of described fisher is connected with the wire rope of hoist engine, bottom engages with the plug being located at inner sleeve blind end, wherein, described water swivel is used for spraying water in described drilling rod, described inner sleeve is pushed down in described outer tube in hydraulic pressure effect, and described fisher engages at the plug of hydraulic pressure move under influence with described inner sleeve end, and described clamp spring component departs from outer tube under hydraulic pressure effect.
2. down-hole drilling corning machine according to claim 1, it is characterized in that, described inner sleeve outer wall is provided with groove, described clamp spring component comprises a fixture block and a spring, this fixture block one end is connected to described bottom portion of groove by spring, the other end is wedge shape and stretches out described groove, is supported in recess sidewall in the middle part of fixture block by bearing pin, and it is the ring-type draw-in groove that tapered end coordinates that described outer sleeve inner wall is provided with described fixture block; Water spray passage is provided with in the tube wall of described inner sleeve, this water spray passage end opening is located on the inwall of this inner sleeve, other end opening is located at described fixture block linking springs and rectifies on the groove roof of top, and the blind end of inner sleeve is provided with the water inlet with described water spray channel connection.
3. down-hole drilling corning machine according to claim 1 and 2, it is characterized in that, centre bore is provided with bottom described fisher, within on described center bore inner wall one week, be provided with three radial holes, a jaw components is equipped with in each described radial hole, this jaw components comprises dop, spring and screw, and described radial hole is provided with the screw thread with described screw fit near the end of described fisher outer wall; Described radial hole inwall is provided with step, and less near one end diameter of one end diameter relatively near described fisher outer wall of described center bore inner wall; Described claw is a bearing pin, and this bearing pin one end is provided with the shaft shoulder, and the diameter of the described shaft shoulder is identical with the diameter of described radial hole opening maximum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210212950.1A CN102747973B (en) | 2012-06-26 | 2012-06-26 | Underground core-drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210212950.1A CN102747973B (en) | 2012-06-26 | 2012-06-26 | Underground core-drilling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102747973A CN102747973A (en) | 2012-10-24 |
| CN102747973B true CN102747973B (en) | 2015-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210212950.1A Active CN102747973B (en) | 2012-06-26 | 2012-06-26 | Underground core-drilling machine |
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| CN (1) | CN102747973B (en) |
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| CN105298420B (en) * | 2014-07-31 | 2019-10-15 | 中国石油集团长城钻探工程有限公司 | A kind of advance Qian Chu aggregate motion mechanism for coring instrument |
| CN108868677B (en) * | 2018-08-13 | 2024-01-26 | 四川大学 | Interlocking mechanism for core drilling machine and dental drill |
| CN111721574B (en) * | 2020-05-28 | 2023-04-28 | 北京城建中南土木工程集团有限公司 | Sampling device for rapidly detecting thickness of sediment |
| CN111577185B (en) * | 2020-06-08 | 2023-08-15 | 四川大学 | Quick-connection type center rod pulling structure and pressure experimental structure of split-type fidelity corer |
| CN112112594B (en) * | 2020-09-22 | 2024-01-30 | 杨晓峰 | Petroleum instrument salvaging device |
| CN114016944B (en) * | 2021-10-11 | 2023-09-08 | 上海申通地铁集团有限公司 | Drilling coring device for construction risk assessment of municipal construction horizontal positioning hole |
| CN114396238B (en) * | 2022-01-26 | 2022-11-11 | 北京探矿工程研究所 | Rock core withdrawing device |
| CN115012860B (en) * | 2022-05-09 | 2023-08-15 | 广东华东爆破拆迁工程有限公司 | Special drilling device for smooth blasting |
| CN116378593B (en) * | 2023-06-05 | 2023-08-04 | 四川省金钻地质矿产勘探工程有限责任公司 | Core drilling machine for reconnaissance based on dyke |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3047081A (en) * | 1959-04-16 | 1962-07-31 | John N Pitcher | Soil sampler |
| US3323604A (en) * | 1964-08-28 | 1967-06-06 | Homer I Henderson | Coring drill |
| US3739865A (en) * | 1971-06-07 | 1973-06-19 | Boyles Ind Ltd | Wireline core barrel with resilient latch fingers |
| US4002213A (en) * | 1974-03-01 | 1977-01-11 | Tigre Tierra, Inc. | Down-the-hole motor for rotary drill rod and process for drilling using the same |
| US4281722A (en) * | 1979-05-15 | 1981-08-04 | Long Year Company | Retractable bit system |
| US4466497A (en) * | 1982-03-19 | 1984-08-21 | Soinski Alexander F | Wireline core barrel |
| CN2679349Y (en) * | 2004-01-08 | 2005-02-16 | 新疆石油管理局钻井工艺研究院 | Oblique recovering and fishing tool for branch hole |
| CN202810738U (en) * | 2012-06-26 | 2013-03-20 | 淮南矿业(集团)有限责任公司 | Downhole core drilling machine |
-
2012
- 2012-06-26 CN CN201210212950.1A patent/CN102747973B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3047081A (en) * | 1959-04-16 | 1962-07-31 | John N Pitcher | Soil sampler |
| US3323604A (en) * | 1964-08-28 | 1967-06-06 | Homer I Henderson | Coring drill |
| US3739865A (en) * | 1971-06-07 | 1973-06-19 | Boyles Ind Ltd | Wireline core barrel with resilient latch fingers |
| US4002213A (en) * | 1974-03-01 | 1977-01-11 | Tigre Tierra, Inc. | Down-the-hole motor for rotary drill rod and process for drilling using the same |
| US4281722A (en) * | 1979-05-15 | 1981-08-04 | Long Year Company | Retractable bit system |
| US4466497A (en) * | 1982-03-19 | 1984-08-21 | Soinski Alexander F | Wireline core barrel |
| CN2679349Y (en) * | 2004-01-08 | 2005-02-16 | 新疆石油管理局钻井工艺研究院 | Oblique recovering and fishing tool for branch hole |
| CN202810738U (en) * | 2012-06-26 | 2013-03-20 | 淮南矿业(集团)有限责任公司 | Downhole core drilling machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102747973A (en) | 2012-10-24 |
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