CN102747973A - Underground core-drilling machine - Google Patents
Underground core-drilling machine Download PDFInfo
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- CN102747973A CN102747973A CN2012102129501A CN201210212950A CN102747973A CN 102747973 A CN102747973 A CN 102747973A CN 2012102129501 A CN2012102129501 A CN 2012102129501A CN 201210212950 A CN201210212950 A CN 201210212950A CN 102747973 A CN102747973 A CN 102747973A
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- inner sleeve
- fisher
- outer tube
- drilling rod
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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 the coal mine down-hole drilling technology, especially a kind of down-hole drilling corning machine.
Background technology
Construction drill is got in the core process under coal mine; Usually construction technology is to carry 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 by frame, be located at the rig floor on this frame, unit head, clamper, drilling rod, outer tube, inner sleeve and the drill bits etc. that are located on this rig floor are formed, drilling rod middle part is held in unit head and the clamper, drilling rod one end connection water swivel; The other end connects overcoat one end; The outer tube other end connects drill bit, is provided with inner sleeve in the outer tube, is connected through dismountable securing member between basket and the outer tube.Because the securing member between inner sleeve and the outer tube needs manually to be connected and to dismantle, therefore, at every turn all need be during coring with drilling rod, outer tube, drill bit and inner sleeve together from the interior taking-up of holing; Again the core in the inner sleeve is taken out after inner sleeve disassembled from outer tube, accomplish once get core after, again inner sleeve is installed in the outer tube; Drilling rod, outer tube, drill bit and inner sleeve are put into boring continue boring, circulation successively, every extraction one pipe core must play drilling rod next time; Promptly get all pull out of hole behind the core (drill bit is proposed boring together with drilling rod) at every turn, bore down again and be about to drilling rod and send in the boring with drill bit, very dark because of holing; The length of drilling rod is very long, needs many hollow sections to couple together usually, once loses time together like this; Operating efficiency is low, and core is also imperfect, even gets less than core; And drilling efficiency is low, and the construction period is longer.
Summary of the invention
The present invention provides a kind of down-hole drilling corning machine, is used to overcome defective of the prior art, realizes getting fast core, shortens the construction period, and efficiency of construction is provided.
Down-hole drilling corning machine provided by the invention, this corning machine have frame, be located at rig floor on this frame, be located at unit head, clamper, drilling rod, outer tube, inner sleeve and drill bit on this rig floor, and said drilling rod middle part is held in said unit head and the clamper; Said drilling rod one end connects water swivel; The drilling rod other end connects overcoat one end, and the outer tube other end connects drill bit, is provided with inner sleeve in the outer tube; Said inner sleeve one end opening; Other end sealing, blind end is provided with plug and water inlet, and said inner sleeve outer wall is provided with at least one jump ring assembly that can engage with outer tube or break away under external force; Said frame also is provided with and is used for fisher that inner sleeve is pulled out from outer tube, and the top of said fisher is connected with the wire rope of hoist engine, and the bottom engages with the plug that is located at the inner sleeve blind end.
Down-hole drilling corning machine provided by the invention is sent into inner sleeve in the drilling rod from the place that connects water swivel, connects water swivel and drilling rod then; Spray water in drilling rod through water swivel and to utilize hydraulic pressure that inner sleeve is sent in the outer tube, and inner sleeve is engaged with outer tube, drive unit head and make drill bit drill through the rock stratum through jump ring; During core gets into inner sleeve along drill bit, eat the degree of depth of rock stratum into when identical or similar, close unit head and stop to drill through with the length of inner sleeve when drill bit; Water swivel is disassembled from drilling rod, fisher is sent in the drilling rod, again water swivel is installed on the drilling rod to its inner bath; Fisher moves under hydraulic action and engages with the plug of inner sleeve end, and through the inside inside pipe casing water spray of water swivel, jump ring breaks away from outer tube under hydraulic action again; Start hoist engine, fisher makes inner sleeve and outer tube break away under the effect of hoist engine, and water swivel is disassembled from drilling rod; With the inner sleeve rod pulling, inner sleeve is separated removal of core from inner sleeve with fisher through fisher; Again inner sleeve is sent in the drilling rod, carried out second and take turns and drill through operation, repeat aforesaid operations and creep into the destination layer position.The relative prior art of down-hole drilling corning machine provided by the invention needn't all play brill next time by every extraction one pipe core, has shortened the construction period, has improved the efficient of boring.
Description of drawings
Fig. 1 is the structural representation of embodiment one provided by the invention;
Fig. 2 is the structural representation of the inner sleeve among the embodiment one provided by the invention;
Fig. 3 is the state reference map one that inner sleeve cooperates with outer tube among the embodiment two provided by the invention;
Fig. 4 is the state reference map two that inner sleeve cooperates with outer tube among the embodiment two provided by the invention;
Fig. 5 is the state reference map three that inner sleeve cooperates with outer tube among the embodiment two provided by the invention;
Fig. 6 is the cross-sectional structure sketch map of fisher among the embodiment three provided by the invention;
Fig. 7 is a partial enlarged drawing among Fig. 6.
The specific embodiment
Embodiment one
Like Fig. 1, shown in Figure 2, down-hole drilling corning machine provided by the invention has frame 1, be located at rig floor 2 on this frame 1, be located at unit head 3, clamper 4, drilling rod 5, drill bit 6, outer tube 8, inner sleeve 9 and fisher 11 on this rig floor 2, and drilling rod 5 middle parts are held in unit head 3 and the clamper 4; Drilling rod 5 one ends connect water swivel 7; Drilling rod other end outer tube 8 one ends, outer tube 8 other ends connect drill bit 6, and inner sleeve 9 is located in the outer tube 8; One end opening; Other end sealing, blind end is provided with plug 91 and water inlet 94, and is 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 or break away under external force; Fisher 11 is used for inner sleeve 8 is pulled out from outer tube 9, and fisher 11 tops are connected with the wire rope of hoist engine 12, and the bottom engages with the plug 91 that is located at inner sleeve 9 blind ends.
Embodiment provided by the invention installs drilling rod, outer tube and drill bit before using, and drilling rod 5 adopts the drilling rod of down-hole drilling machine; Be generally hollow section,, inner sleeve sent in the drilling rod from the place that connects water swivel and make an end of inner sleeve opening be introduced into drilling rod get in it for core so that rock core that drills through or mud therefrom discharges; Connect water swivel and drilling rod then, utilize hydraulic pressure that inner sleeve is pressed in the outer tube thereby in drilling rod, spray water, and inner sleeve is engaged with outer tube through jump ring through water swivel; Drive unit head and make drill bit drill through rock stratum 100, core gets in the inner sleeve along drill bit, when drill bit is eaten the degree of depth of rock stratum into when identical or similar with the length of inner sleeve; Close unit head and stop to drill through, water swivel is disassembled from drilling rod, manual work is sent into fisher in the drilling rod; Water swivel is installed on the drilling rod again and washes by water to its inside, fisher moves under hydraulic action and engages with the plug of inner sleeve end, through water swivel and the inside inside pipe casing water spray of water inlet; The jump ring assembly breaks away from outer tube under hydraulic action, start hoist engine, and fisher makes inner sleeve move relative to outer tube under the effect of hoist engine; Water swivel is disassembled from drilling rod, with the inner sleeve rod pulling, inner sleeve is separated with fisher through fisher; Removal of core from inner sleeve; Again inner sleeve is sent in the drilling rod, carried out second and take turns and drill through operation, repeat aforesaid operations and creep into the destination layer position.The relative prior art of down-hole drilling corning machine provided by the invention needn't all play drilling rod next time by every extraction one pipe core, has shortened the construction period, has improved the efficient of boring.
Embodiment two
Like Fig. 3, Fig. 4, shown in Figure 5, as the specific embodiment of the foregoing description one, inner sleeve 9 outer walls are provided with groove 92; The jump ring assembly comprises a fixture block 101 and a spring 102; This fixture block one end is connected groove 92 bottoms through spring 102, and the other end is wedge shape and stretches out groove, and fixture block 101 middle parts are supported on groove 92 sidewalls through bearing pin 103; Outer tube 8 bottoms are provided with fixture block 101 and are the ring-type draw-in groove 81 that tapered end 104 cooperates, and are as shown in Figure 4; Be provided with water spray passage 93 in the tube wall of inner sleeve 9; These water spray passage 93 1 end openings are located on the inwall of this inner sleeve 9; Other end opening is located on groove 92 roofs directly over the fixture block 101 connection spring terminals, and the blind end of inner sleeve 9 is provided with the water inlet 94 with said water spray channel connection.
Being provided with two spring assemblies with inner sleeve in the present embodiment is that example describes, when inner sleeve 9 is inserted outer tube 8 inside, as shown in Figure 3; Outer sleeve inner wall contacts with the lozenges of fixture block 101, and inner sleeve 9 inserts in the outer tube 8 under effect of water pressure, forces fixture block 101 to rotate compression spring 102 around bearing pin 103; When inner sleeve moved into place, as shown in Figure 4, fixture block 101 cooperated 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, spray water between inner sleeve and outer tube through 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; Drive drill bit through drilling rod, outer tube and rotate and drill through the rock stratum, separate under the turning effort power of drill bit the rock stratum, and the rock stratum that is arranged in drill bit internal is along with the entering inner sleeve of eating of drill bit is core; When core is full of whole inner sleeve, close unit head, drill bit stops operating; Stop between inner sleeve and outer tube, to spray water, fisher inserted in the outer tube and its bottom is cooperated with the plug of inner sleeve, through water swivel to spraying water to inner sleeve 9 inside through water inlet; High-Pressure Water sprays to the end that fixture block is connected spring through the water spray passage with the gap between the core through the inner sleeve wall in inner sleeve; Fixture block is at the effect lower compression spring of High-Pressure Water, and upwards rotates around bearing pin, finally breaks away from the annular slot of outer tube; Thereby the inner sleeve that makes separates with outer tube; Start hoist engine, inner sleeve is taken out from outer tube, final rod pulling through fisher.
Embodiment three
Like Fig. 6, shown in Figure 7; Fisher 11 bottoms are provided with centre bore 111; 111 inwall upper edge one of which weeks of centre bore are provided with three radial holes 112; Be equipped with a jaw components 13 in each radial hole 112,13 of this dog group comprise dop 131, spring 132 and the screw 133 that connects successively, and radial hole 112 is provided with the screw thread that cooperates with screw 133 near the end of fisher 11 outer walls; Radial hole 112 inwalls are provided with step 113, and less near an end diameter of fisher outer wall relatively near an end diameter 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 maximums.The end that bearing pin stretches out radial hole is cylindric, round table-like or hemispherical, Fig. 6, shown in Figure 7ly is hemispherical.
Fisher moves to the blind end of inner sleeve under effect of water pressure, contact with the dop end in the centre bore of the plug insertion fisher of inner sleeve blind end, thereby dop is contracted to radial hole by the force compresses spring; After treating that plug inserts in the centre bore fully, dop stretches out radial hole and is stuck in plug bottom under the restoring force effect of compression spring, thereby accomplishes engaging of fisher and inner sleeve plug; At this moment; Starting hoist engine can haul out outer tube and drilling rod with inner sleeve, afterwards, screws out in radial hole through screw; Can dop be taken off, make plug and fisher break away from.
What should explain at last is: above each embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although the present invention has been carried out detailed explanation with reference to aforementioned each embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, perhaps to wherein part or all technical characteristic are equal to replacement; And these are revised or replacement, do not make the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (3)
1. down-hole drilling corning machine, this corning machine have frame, be located at rig floor on this frame, be located at unit head, clamper, drilling rod, outer tube, inner sleeve and drill bit on this rig floor, and said drilling rod middle part is held in said unit head and the clamper; Said drilling rod one end connects water swivel, and the drilling rod other end connects overcoat one end, and the outer tube other end connects drill bit; Be provided with inner sleeve in the outer tube; It is characterized in that said inner sleeve one end opening, other end sealing; Blind end is provided with plug and water inlet, and said inner sleeve outer wall is provided with at least one jump ring assembly that can engage with outer tube or break away under external force; Said frame also is provided with and is used for fisher that inner sleeve is pulled out from outer tube, and the top of said fisher is connected with the wire rope of hoist engine, and the bottom engages with the plug that is located at the inner sleeve blind end.
2. down-hole drilling corning machine according to claim 1; It is characterized in that said inner sleeve outer wall is provided with groove, said jump ring assembly comprises a fixture block and a spring; This fixture block one end is connected said bottom portion of groove through spring; The other end is wedge shape and stretches out said groove, and the fixture block middle part is supported on the recess sidewall through bearing pin, and said outer sleeve inner wall is provided with said fixture block and is the ring-type draw-in groove that tapered end cooperates; Be provided with the water spray passage in the tube wall of said inner sleeve; This water spray passage one end opening is located on the inwall of this inner sleeve; Other end opening is located on the groove roof directly over the said fixture block connection spring terminal, and the blind end of inner sleeve is provided with the water inlet with said water spray channel connection.
3. down-hole drilling corning machine according to claim 1 and 2; It is characterized in that; Said fisher bottom is provided with centre bore, is provided with three radial holes on the said center bore inner wall week, is equipped with a jaw components in each said radial hole; This jaw components comprises dop, spring and screw, and said radial hole is provided with the screw thread with said screw fit near the end of said fisher outer wall; Said radial hole inwall is provided with step, and less near an end diameter of said fisher outer wall relatively near an end diameter of said center bore inner wall; Said claw is a bearing pin, and this bearing pin one end is provided with the shaft shoulder, and the diameter of the said shaft shoulder is identical with the diameter of said 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 true CN102747973A (en) | 2012-10-24 |
| CN102747973B CN102747973B (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210212950.1A Active CN102747973B (en) | 2012-06-26 | 2012-06-26 | Underground core-drilling machine |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298420A (en) * | 2014-07-31 | 2016-02-03 | 中国石油集团长城钻探工程有限公司 | Forward-in forward-out combined movement mechanism for coring instrument |
| CN108868677A (en) * | 2018-08-13 | 2018-11-23 | 四川大学 | A kind of core drilling rig and dental drill interlocking mechanism |
| CN111577185A (en) * | 2020-06-08 | 2020-08-25 | 四川大学 | Quick-connection type center rod pulling structure and split type fidelity corer pressure experiment structure |
| CN111721574A (en) * | 2020-05-28 | 2020-09-29 | 北京城建中南土木工程集团有限公司 | Sampling device for rapidly detecting sediment thickness |
| CN112112594A (en) * | 2020-09-22 | 2020-12-22 | 朱鸿磊 | Petroleum instrument fishing device |
| CN114016944A (en) * | 2021-10-11 | 2022-02-08 | 上海申通地铁集团有限公司 | A drilling coring device that is used for municipal construction horizontal positioning hole construction risk to evaluate |
| CN114396238A (en) * | 2022-01-26 | 2022-04-26 | 北京探矿工程研究所 | Rock core withdrawing device |
| CN115012860A (en) * | 2022-05-09 | 2022-09-06 | 广东华东爆破拆迁工程有限公司 | Special drilling device for smooth blasting |
| CN116378593A (en) * | 2023-06-05 | 2023-07-04 | 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 |
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| US3047081A (en) * | 1959-04-16 | 1962-07-31 | John N Pitcher | Soil sampler |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298420A (en) * | 2014-07-31 | 2016-02-03 | 中国石油集团长城钻探工程有限公司 | Forward-in forward-out combined movement mechanism for coring instrument |
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| CN108868677A (en) * | 2018-08-13 | 2018-11-23 | 四川大学 | A kind of core drilling rig and dental drill interlocking mechanism |
| CN108868677B (en) * | 2018-08-13 | 2024-01-26 | 四川大学 | Interlocking mechanism for core drilling machine and dental drill |
| CN111721574A (en) * | 2020-05-28 | 2020-09-29 | 北京城建中南土木工程集团有限公司 | Sampling device for rapidly detecting sediment thickness |
| 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 |
| CN111577185A (en) * | 2020-06-08 | 2020-08-25 | 四川大学 | Quick-connection type center rod pulling structure and split type fidelity corer pressure experiment structure |
| CN112112594A (en) * | 2020-09-22 | 2020-12-22 | 朱鸿磊 | Petroleum instrument fishing device |
| CN112112594B (en) * | 2020-09-22 | 2024-01-30 | 杨晓峰 | Petroleum instrument salvaging device |
| CN114016944A (en) * | 2021-10-11 | 2022-02-08 | 上海申通地铁集团有限公司 | A drilling coring device that is used for municipal construction horizontal positioning hole construction risk to evaluate |
| 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 |
| CN114396238A (en) * | 2022-01-26 | 2022-04-26 | 北京探矿工程研究所 | Rock core withdrawing device |
| CN115012860A (en) * | 2022-05-09 | 2022-09-06 | 广东华东爆破拆迁工程有限公司 | Special drilling device for smooth blasting |
| 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 |
| CN116378593A (en) * | 2023-06-05 | 2023-07-04 | 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 |
| 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 |
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