CN102996090A - Sizing intercepting rock core drilling tool - Google Patents
Sizing intercepting rock core drilling tool Download PDFInfo
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- CN102996090A CN102996090A CN 201110281910 CN201110281910A CN102996090A CN 102996090 A CN102996090 A CN 102996090A CN 201110281910 CN201110281910 CN 201110281910 CN 201110281910 A CN201110281910 A CN 201110281910A CN 102996090 A CN102996090 A CN 102996090A
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Abstract
The invention discloses a sizing intercepting rock core drilling tool, which belongs to the field of drilling, boring and manufacturing circular stone pillars. An inner core screw thread of a drilling tool key slot is connected with a screw thread at the upper part of a drill bit; a drilling tool upper sleeve screw thread is connected with a long core tube; a small section of long core tube is equivalently added in drilling; and the drilling tool is lifted within a set size, an embedded tool bit is enabled to act through the conversion of the resistance force, the friction force and the elastic force so as to transversely cut a rock core so as to extract the rock core. The drilling tool can be made into an independent part, a key slot inner core is connected with an upper sleeve spline, the lower plane of the upper sleeve is overlapped with the upper plane of the drill bit, and the drilling pressure and the torsion are transferred to implement the drilling. A retainer ring and the upper sleeve screw thread are connected with each other to lock a longitudinal gap, top cutter bodies are overlapped and rotated inside an insert, and the transverse cutting depth of the tool bit can be controlled. The drill bit is lifted, and precipitated sand and stone resist the drill bit, so that the spline slides, the insert and the top cutter bodies slide, two overlapped oblique surfaces are staggered so as to push the tool bit to transversely cut the rock core, and when the tool bit is continuously lifted, the broken rock core is lifted out of the ground.
Description
Technical field:
The present invention relates to a kind of scale intercepting core drilling tool, particularly a kind of for core drilling facility under the rock geology condition, belong to probing, pore-forming, the round stone column of manufacturing field.
Background technology:
The main task that geological prospecting is crept into is to obtain really and accurately core sample, in order to estimate objectively the mineral resources reserves situation of exploring; The drilling well hole creating technology is drilling diameter, rate of penetration, watt level, material consumption etc. directly and the economic benefit hook; Along with the lifting that building structure requires, round stone material demand is more and more, and what prior art adopted in a large number is artificial synthetic, and traditional handicraft re-uses the original method production of Fang Qiuyuan after then being the exploitation side of the becoming rectangular slab of stone.So far do not have that equipment can require difference, work of different nature is merged.
Summary of the invention:
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides a kind of scale intercepting core drilling tool, this device can intercept rock sample exactly, keeps integrality that the geological prospecting analysis is provided; Can partly cut, reduce power requirement, reduce material consumption, the deep-well construction that various sizes require is finished in one-shot forming; Can set different-diameter and length, round stone column is exploited in one-shot forming, reduces the loss of valuable stone material and reduces production costs.Make a kind of drilling tool finish the job requirement of Different Industries, different field, different product.
Realize that technical scheme of the present invention is: a kind of drilling tool that can set different length and diameter intercepting core, drilling tool keyway inner core screw thread is threaded with drill bit top; External threading is connected with long core gas thread on the drilling tool; Scale intercepting core drilling tool is series between drill bit and the long core pipe, and concatermer in the middle of becoming equals to increase segment length's core pipe when creeping into; Promote in preseting length, by the conversion of mechanical movement effect and frictional resistance, be fixed in the cutter head motion on the cutter hub of top, carry out transverse cuts to setting size positions, operating vibration after cutting forms makes to be cut body separations that fracture, thus smoothly extraction.
Described scale intercepting core drilling tool, can make independent workpiece, its keyway inner core and upper cover adopt splined, upper cover lower plane be connected in planes overlapping on the drill bit on the keyway inner core screw thread, can transmit the rig drilling pressure, transmit radially torsion by spline, finish rotary drilling work.
Described scale intercepting core drilling tool, its keyway inner core and upper cover splined, after the splined, thread connection under ring washer screw thread and the upper cover, locking spline free gap makes axially and upward can carry out small distance movement in scope of design, the top cutter hub is produced in inserting on demand overlap and angular turn, make the cutter head that is fixed on the cutter hub of top can carry out transverse cuts work, the transverse cuts degree of depth is by block and the control of upper cover gap of cutter hub bottom, top.
Described scale intercepting core drilling tool, its keyway inner core and upper cover splined, insert and be fixed in the cover, cutter shaft passes top cutter hub axis hole, back-moving spring hole, be fixed in keyway inner core axis hole position, its elastic acting force of back-moving spring makes the top cutter hub and inserts applying, and the O RunddichtringO on the keyway inner core is fixed in the compressing of ring washer endoporus, when frictional force and elastic force kept drill bit descending, scale intercepting core drilling tool was one section hollow section state.
Described scale intercepting core drilling tool, after finishing the core drilling depth of requirement, carry on drill bit is slow, because outside diameter is greater than long core pipe external diameter, the drill bit internal diameter is less than long core bore, the deposition sandstone promotes drill bit and produces resistance, overcome the O RunddichtringO, the frictional resistance of back-moving spring and elastic force, the cover spline is slided with keyway inner core spline to be separated, be fixed in the cover insert be fixed in the keyway inner core on the top cutter hub separate, insert and slide with the inclined-plane that overlaps of top cutter hub, promote the centripetal displacement of cutter head and the transverse cuts core to projected depth, stop the rig rotation, start the drilling rod vibration to make cutter head rock from the side the core that fractures, again promote drilling rod, whole core is proposed ground.
Advantage of the present invention is: a kind of scale intercepting core drilling tool is provided, and this device can intercept rock sample exactly, keeps integrality that the geological prospecting analysis is provided; Can partly cut, reduce driving power and reduce material consumption, the deep-well construction that various sizes require is finished in one-shot forming; Diameter and length that can be on demand, round stone column be exploited in one-shot forming, reduces the loss of valuable stone material and reduces production costs.Make a kind of drilling tool finish the job requirement of Different Industries, different field, different product.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is the state cut-away view that creeps into of the present invention.
Fig. 2 is disconnected stone state cut-away view of the present invention.
Among the figure: 1, keyway inner core screw thread, 2, the keyway inner core, 3, ring washer, 4, sealing ring, 5, insert, 6, the top cutter hub, 7, cutter shaft, 8, back-moving spring, 9, cutter head, 10, upper cover, 11, upper external threading, 12, link stopper.
The specific embodiment:
Scale intercepting core drilling tool as shown in Figure 1, the bottom of drilling tool keyway inner core screw thread 1 is threaded with drill bit top, the top of upper external threading 11 is connected with the bottom of long core gas thread, i.e. scale intercepting core drilling tool is that a separate part is series between long core pipe and the drill bit.
Top cutter hub 6 tops welding cutter head 9, the bottom back-moving spring 8 of packing into, cutter shaft 7 passes the hole of top cutter hub 6, back-moving spring 8, fixedly is assemblied in keyway inner core 2 axis hole positions, and O-ring seals is inserted in sealing ring 4 positions on the keyway inner core 2.
Fixedly be equipped with in the middle of the upper cover 10 and insert 5, upper cover 10 passes through the spline slidable fit with keyway inner core 2, top cutter hub 6 slides to pack into and inserts in 5 inside grooves, ring washer 3 inner rings are pressed into the O-ring seals outside, ring washer 3 outside screw are connected with upper cover 10 lower thread, and scale intercepting core drilling tool is assembled into individual components, by spline transmitting torque power, be slidingly matched simultaneously the end play motion of under the stopping of ring washer 3, setting by spline.
Using scale intercepting core drilling tool shown in Figure 1 to carry out core drill when advancing, because scale intercepting core drilling tool is to be series between drill bit and the long core pipe, be assemblied in the O-ring seals of sealing ring 4 positions on the keyway inner core 2 and the frictional resistance between the ring washer 3, the elastic pressure of back-moving spring 8, cutter head 9 is welded on top cutter hub 6 tops, top cutter hub 6 and the 5 liang of inclined-plane coordinatioies of inserting, therefore cutter head 9 shrinks in 5 grooves of inserting, scale intercepting core drilling tool integral body is a hollow section state, rig starts the rotary torsion that transmits and is passed to drill bit with keyway inner core 2 by the spline slidable fit by upper cover 10, the rig feed pressure is fitted by plane on upper cover 10 lower planes and the drill bit and is passed to drill bit, the part rock is cut into by drill bit and is powder, and enter in the long core pipe less than the core of drill bit internal diameter, become a round stone column and enter in the long core pipe.
When using scale intercepting core drilling tool shown in Figure 2 to get core, the rig rotation slowly promotes, because outside diameter is greater than long core pipe external diameter, the drill bit internal diameter is less than long core bore, the sandstone powder deposition that long core pipe is inside and outside, drill bit is produced resistance, the keyway inner core 2 that is threaded with drill bit is obstructed simultaneously, sandstone powder resistance overcomes the elastic force of frictional resistance and the back-moving spring of O-ring seals, the upper cover 10 that long core gas thread connects slowly promotes, produce between splined and slide, planar separation on upper cover 10 lower planes and the drill bit, the 5 same top cutter hubs 6 with being fixed in the middle of the keyway inner core 2 of inserting that are fixed in the cover 10 slide, insert and 5 form with the dislocation of 6 liang of inclined-planes of top cutter hub and to promote, insert and 5 can't move because being fixed in upper cover 10 inside, force top cutter hub 6 to rotatablely move around cutter shaft 7, be welded in the stone column in the long core pipe of cutter head 9 incisions on the top cutter hub 6, to the stone column transverse cuts, when turning to, the link stopper 12 of top cutter hub 6 bottoms bumps cover 10 inwalls, the transverse cuts degree of depth stops, at this moment stopping rig rotatablely moving, start rig vibration, by drilling rod vibration force is passed to cutter head 9, acting on stone column in the transverse cuts generation groove is fractureed stone column, in the lifting because cutter head 9 incision stone columns, the link stopper 12 of top cutter hub 6 bottoms bumps again cover 10 inwalls to be stopped, cutter head 9 withstands the stone column bottom that fractures always, and stone column promotes in long core pipe simultaneously.Ring washer 3 stops that cover 10 and keyway inner core 2 splines continue to slide, until stone column and drill bit are promoted to ground.Finish the work such as exploration sampling, well-digging pore-forming, stone column cutting.
Claims (8)
1. a scale intercepts the core drilling tool, the bottom of drilling tool keyway inner core screw thread 1 is threaded with drill bit top, the top of upper external threading 11 is connected with the bottom of long core gas thread, cutter head 9 is welded in top cutter hub 6 tops, the bottom back-moving spring 8 of packing into, cutter shaft 7 passes top cutter hub 6, the hole of back-moving spring 8, fixedly be assemblied in keyway inner core 2 axis hole positions, O-ring seals is inserted in keyway inner core 2 sealing rings 4 positions, fixing assembling inserts 5 in the middle of the upper cover 10, upper cover 10 passes through the spline slidable fit with keyway inner core 2, top cutter hub 6 slides to pack into and inserts in 5 inside grooves, ring washer 3 inner rings are pressed into the O-ring seals outside, and ring washer 3 outside screw are connected with upper cover 10 lower thread, and scale intercepting core drilling tool is assembled into individual components, by spline transmitting torque power, creep into feed pressure by plane transmission on upper cover 10 lower planes and the drill bit, be slidingly matched by spline simultaneously, in the end play that ring washer 3 rigging positions are set, move.
2. described scale intercepts the core drilling tool according to claim 1, it is characterized in that: the bottom of drilling tool keyway inner core screw thread 1 is connected with drill bit top, the top of upper external threading 11 is connected with the bottom of long core gas thread, scale intercepting core drilling tool can be made becomes individual components, expands in prior art and uses.
3. described scale intercepts the core drilling tool according to claim 1, it is characterized in that: cutter head 9 is welded in top cutter hub 6 tops, the bottom back-moving spring 8 of packing into, cutter shaft 7 passes top cutter hub 6, the hole of back-moving spring 8, fixedly be assemblied in keyway inner core 2 axis hole positions, fixing assembling inserts 5 in the middle of the upper cover 10, upper cover 10 passes through the spline slidable fit with keyway inner core 2, top cutter hub 6 slides to pack into and inserts in 5 inside grooves, top cutter hub 6 and the 5 liang of inclined-plane coordinatioies of inserting, therefore cutter head 9 shrinks in 5 grooves of inserting, scale intercepting core drilling tool integral body is a hollow section state, along with drill bit is subjected to rig rotary torsion and the effect of rig feed pressure, the part rock is cut into by drill bit and is powder, becomes round stone column and enter in the long core pipe less than the core of drill bit internal diameter.
4. described scale intercepts the core drilling tool according to claim 1, it is characterized in that: when scale intercepting core drilling tool is got core, the rig rotation slowly promotes, the sandstone powder deposition that long core pipe is inside and outside, drill bit is promoted the generation resistance, the keyway inner core 2 that is threaded with drill bit is obstructed simultaneously, the upper cover 10 that is connected with long core gas thread then is raised, produce between splined and slide, be fixed in inserting in the cover 10 and 5 slide with the top cutter hub 6 that is fixed in the middle of the keyway inner core 2, inserting 5 forms with 6 liang of inclined-planes dislocation of top cutter hub and to promote, and inserts 5 can't move because being fixed in upper cover 10 inside, force top cutter hub 6 to rotatablely move around cutter shaft 7, be fixed in the interior stone column of the long core pipe of cutter head 9 incision on the top cutter hub 6, to the stone column transverse cuts, bump cover 10 inwalls when the link stopper 12 of top cutter hub 6 bottoms turns to, the transverse cuts degree of depth stops, at this moment stop rig and rotatablely move, the rise in vibration drilling rod fractures stone column, and cutter head 9 withstands the stone column bottom that fractures, stone column promotes with long core pipe, until ground.
5. described scale intercepting core drilling tool according to claim 1 is characterized in that: on overlap on 10 baseplanes and the drill bit planes overlapping and transmit the rig feed pressure to drill bit, upper cover 10 keyways and keyway inner core 2 spline engagement, transmission rig rotary torsion is to drill bit.
6. described scale intercepts the core drilling tool according to claim 1, it is characterized in that: the sealing ring 4 locational O-ring seals outsides and ring washer 3 inboard driving fits, sealing ring frictional force control drilling tool repeats the core drilling process, make in the downward movement that the plane offsets on cover 10 baseplanes and the drill bit, can prevent the interior mechanism action that affects of silt access to plant simultaneously.
7. described scale intercepting core drilling tool according to claim 1 is characterized in that: back-moving spring 8 elasticity compressing top cutter hub 6 makes descending and creeps into that cutter head can not contact the cutting core in the motion in 5 grooves of inserting.
8. described scale intercepts the core drilling tool according to claim 1, it is characterized in that: ring washer 3 is installed between cover 10 and the keyway inner core 2, with upper cover 10 thread connection, with the O-ring seals driving fit increase frictional resistance that is installed on the keyway inner core 2, the spline of control cover 10 and keyway inner core 2 can not break away from the scope of setting simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110281910 CN102996090A (en) | 2011-09-16 | 2011-09-16 | Sizing intercepting rock core drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110281910 CN102996090A (en) | 2011-09-16 | 2011-09-16 | Sizing intercepting rock core drilling tool |
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| CN102996090A true CN102996090A (en) | 2013-03-27 |
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| CN 201110281910 Pending CN102996090A (en) | 2011-09-16 | 2011-09-16 | Sizing intercepting rock core drilling tool |
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Cited By (10)
| 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 |
| CN108265703A (en) * | 2018-02-12 | 2018-07-10 | 江苏地龙重型机械有限公司 | A kind of cutter arrangement for the seamless chute forming machine of thin-walled diaphragm wall |
| CN108868677A (en) * | 2018-08-13 | 2018-11-23 | 四川大学 | A kind of core drilling rig and dental drill interlocking mechanism |
| CN109000012A (en) * | 2018-08-13 | 2018-12-14 | 四川大学 | A kind of core drilling rig fluid passage actuating mechanism |
| CN109681140A (en) * | 2018-12-26 | 2019-04-26 | 深圳大学 | Rock sample fidelity coring device |
| CN109707332A (en) * | 2018-12-08 | 2019-05-03 | 深圳市勘察研究院有限公司 | A kind of rotary digging drilling hole coring device and the boring method using the device |
| CN111678724A (en) * | 2020-05-22 | 2020-09-18 | 宁波华东核工业工程勘察院 | Drill cylinder for exploration complete sampling |
| CN111734311A (en) * | 2020-06-23 | 2020-10-02 | 天明(南京)智能装备科技有限公司 | Novel coring bit |
| CN113982515A (en) * | 2021-10-28 | 2022-01-28 | 中国地质大学（北京） | Pressure-maintaining coring device |
| CN117823068A (en) * | 2024-03-05 | 2024-04-05 | 山西省地质勘查局二一七地质队有限公司 | Geological survey operation probing sampling device |
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2011
- 2011-09-16 CN CN 201110281910 patent/CN102996090A/en active Pending
Cited By (19)
| 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 |
| 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 |
| CN108265703A (en) * | 2018-02-12 | 2018-07-10 | 江苏地龙重型机械有限公司 | A kind of cutter arrangement for the seamless chute forming machine of thin-walled diaphragm wall |
| CN108265703B (en) * | 2018-02-12 | 2024-02-23 | 江苏地龙重型机械有限公司 | Cutter device for seamless grooving machine of thin-wall continuous wall |
| CN108868677A (en) * | 2018-08-13 | 2018-11-23 | 四川大学 | A kind of core drilling rig and dental drill interlocking mechanism |
| CN109000012A (en) * | 2018-08-13 | 2018-12-14 | 四川大学 | A kind of core drilling rig fluid passage actuating mechanism |
| CN108868677B (en) * | 2018-08-13 | 2024-01-26 | 四川大学 | Interlocking mechanism for core drilling machine and dental drill |
| CN109000012B (en) * | 2018-08-13 | 2023-10-24 | 四川大学 | Liquid channel starting mechanism of coring drilling machine |
| CN109707332B (en) * | 2018-12-08 | 2023-08-29 | 深圳市勘察研究院有限公司 | Rotary drilling coring device and drilling method using same |
| CN109707332A (en) * | 2018-12-08 | 2019-05-03 | 深圳市勘察研究院有限公司 | A kind of rotary digging drilling hole coring device and the boring method using the device |
| CN109681140A (en) * | 2018-12-26 | 2019-04-26 | 深圳大学 | Rock sample fidelity coring device |
| CN109681140B (en) * | 2018-12-26 | 2023-09-01 | 深圳大学 | Rock sample fidelity coring device |
| CN111678724B (en) * | 2020-05-22 | 2022-12-20 | 宁波华东核工业工程勘察院 | Drill cylinder for exploration complete sampling |
| CN111678724A (en) * | 2020-05-22 | 2020-09-18 | 宁波华东核工业工程勘察院 | Drill cylinder for exploration complete sampling |
| CN111734311B (en) * | 2020-06-23 | 2022-05-03 | 天明(南京)智能装备科技有限公司 | Novel coring bit |
| CN111734311A (en) * | 2020-06-23 | 2020-10-02 | 天明(南京)智能装备科技有限公司 | Novel coring bit |
| CN113982515A (en) * | 2021-10-28 | 2022-01-28 | 中国地质大学（北京） | Pressure-maintaining coring device |
| CN117823068A (en) * | 2024-03-05 | 2024-04-05 | 山西省地质勘查局二一七地质队有限公司 | Geological survey operation probing sampling device |
| CN117823068B (en) * | 2024-03-05 | 2024-05-14 | 山西省地质勘查局二一七地质队有限公司 | Geological survey operation probing sampling device |
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Application publication date: 20130327 |