CN211230326U - Coal mine geological exploration drilling device - Google Patents

Coal mine geological exploration drilling device Download PDF

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Publication number
CN211230326U
CN211230326U CN201921774252.4U CN201921774252U CN211230326U CN 211230326 U CN211230326 U CN 211230326U CN 201921774252 U CN201921774252 U CN 201921774252U CN 211230326 U CN211230326 U CN 211230326U
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China
Prior art keywords
cover head
drilling
coal mine
geological exploration
drill
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CN201921774252.4U
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Chinese (zh)
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王坤
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王坤
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Abstract

The utility model relates to a coal mine geological exploration drilling equipment discloses one kind and releases the rock specimen through strikeing end bracer, need not to dismantle convenient operation's drilling equipment with the caping and connect. Can make things convenient for personnel to the taking out of rock specimen in the sample brill tooth, reduce personnel's amount of labour and intensity, improve work efficiency. The utility model discloses a drill bit, including a drill section of thick bamboo, bore section of thick bamboo, drill section of thick bamboo other end terminal surface overhead has the brill tooth, the inside arch formation lug of section of thick bamboo other end inner wall, the headcap divide into upper, middle and lower three-sections, the upper segment of headcap is the straight tube, the middle section of headcap is the round platform type pipe, and the diameter from the top down crescent, the hypomere of headcap is the straight tube, the external diameter of headcap hypomere is less than the external diameter of drilling the section of thick bamboo, the first-class angle of headcap middle section is opened has a plurality of through-holes.

Description

Coal mine geological exploration drilling device
Technical Field
The utility model relates to a coal mine geological exploration drilling equipment relates to a probing sampling device convenient to take out rock specimen, belongs to the coal mine exploration field. In particular to a drilling device which can push out a rock sample by knocking a bottom support block and is convenient to operate without detaching a cover head and a joint.
Background
In the coal mine geological exploration, geological exploration work is required, drilling is an important technical means in the geological exploration work, a drilling machine is utilized to drill downwards from the ground surface, a cylindrical drilling hole is formed in the stratum to identify and divide the stratum, drilling sampling is carried out in the geological drilling process by often using a single-action single tube mode, namely, when a drilling tooth is drilled to the sampling depth, a steel ball is put into a drill rod, a water hole in the drill rod is blocked, then drilling is carried out to enable a rock sample to be collected in the sampling drilling tooth, finally, a drilling tool in the drilling hole is taken out of the ground, the rock sample is taken out of the drilling tooth, but in the sampling process, due to sediment deposition in flushing fluid, the steel ball is easily blocked in the device, the rock sample can be taken out after a cover head and a connector are disassembled, the cover head and the connector are tightly connected and are difficult to disassemble, the operation is inconvenient, while the coal mine geological exploration sampling device disclosed by the publication No. CN207540811U needs to screw the drilling tooth and the sampling outer tube, because the drill teeth and the sampling outer cylinder are screwed tightly in order to match with the drilling operation, the drill teeth and the sampling outer cylinder are difficult to unscrew easily, and time and labor are wasted.
Disclosure of Invention
In order to improve the condition, the utility model relates to a coal mine geological exploration drilling equipment provides one kind and releases the rock specimen through strikeing the end bracer, need not to dismantle convenient operation's drilling equipment with the caping and connect. Can make things convenient for personnel to the taking out of rock specimen in the sample brill tooth, reduce personnel's amount of labour and intensity, improve work efficiency.
The utility model relates to a coal mine geological exploration drilling equipment realizes like this: the utility model relates to a coal mine geological exploration drilling device, which comprises a cover head, a protective cover, a groove, a drill tooth, a bottom support block, a sampling tube, a lug, a screw, a through hole, a positioning groove and a drill cylinder, wherein the cover head is fixedly arranged at one end of the drill cylinder, the drill tooth is arranged on the end surface of the other end of the drill cylinder, the lug is formed by the inward bulge of the inner wall of the other end of the drill cylinder, the cover head is divided into an upper section, a middle section and a lower section, the upper section of the cover head is a straight tube, the middle section of the cover head is a round platform type tube, the diameter of the cover head is gradually increased from top to bottom, the lower section of the cover head is a straight tube, the outer diameter of the lower section of the cover head is smaller than the outer diameter of the drill cylinder, a plurality of through holes are arranged at equal angles on the middle section of the cover head, the bottom support block is arranged in the cover head and is connected with the cover head through, the ring channel is linked together with the through-hole, it has the constant head tank to open on the end brace piece lateral surface, the overhead location that corresponds the constant head tank of bent cap has the locating piece, and the locating piece card is arranged in the constant head tank, and the protective cover spiro union is arranged in on the bent cap, the symmetrical division has two recesses on the protective cover lateral wall, the bottom of recess is the plane, and the sampling tube is arranged in on the drill section of thick bamboo inner wall.
Has the beneficial effects.
The sampling drill tooth can be taken out conveniently, labor amount and strength of workers are reduced, and working efficiency is improved.
And secondly, the protective cover prevents the external screw from being influenced by silt during drilling to block the through hole.
Thirdly, the use and the operation are simple and convenient.
Drawings
Figure 1 the utility model relates to a coal mine geological exploration drilling equipment's three-dimensional structure chart.
Figure 2 the utility model relates to a coal mine geological exploration drilling equipment's schematic structure diagram.
Figure 3 the utility model relates to a three-dimensional structure chart of coal mine geological exploration drilling equipment bores tooth.
Figure 4 the utility model relates to a three-dimensional structure chart of coal mine geological exploration drilling equipment bottom braced block.
In the attached drawings
Wherein the method comprises the following steps: the device comprises a drill rod 1, a connector body 2, a cover head 3, a protective cover 4, a groove 5, a drill tooth 6, a rod body 7, a bottom support block 8, a sampling tube 9, a convex block 10, a screw 11, a through hole 12, a steel ball 13, a positioning groove 14 and a drill barrel 15.
The specific implementation mode is as follows:
the utility model relates to a coal mine geological exploration drilling device, which comprises a cover head 3, a protective cover 4, a groove 5, a drill tooth 6, a bottom support block 8, a sampling tube 9, a bump 10, a screw 11, a through hole 12, a positioning groove 14 and a drill barrel 15, wherein the cover head 3 is fixedly arranged on one end of the drill barrel 15, the drill tooth 6 is arranged on the end surface of the other end of the drill barrel 15, the inner wall of the other end of the drill barrel 15 protrudes inwards to form the bump 10, the cover head 3 is divided into an upper section, a middle section and a lower section, the upper section of the cover head 3 is a straight tube, the middle section of the cover head 3 is a round platform type tube, the diameter is gradually increased from top to bottom, the lower section of the cover head 3 is a straight tube, the outer diameter of the lower section of the cover head 3 is smaller than that of the drill barrel 15, a plurality of through holes 12 are arranged at equal angles on the middle section of the cover head 3, the bottom support block 8 is arranged in the cover head 3 and is connected with the, the wall thickness of end bracer 8 is followed upwards and is reduced gradually, it has the ring channel to open on the end bracer 8, ring channel and through-hole 12 are linked together, it has constant head tank 14 to open on the 8 lateral surfaces of end bracer, the locating piece has been put to the position that corresponds constant head tank 14 on the caping 3, and the locating piece card is arranged in constant head tank 14, and on the caping 3 was arranged in to protective cover 4 spiro union, the symmetry was opened on the protective cover 4 lateral wall has two recesses 5, the bottom of recess 5 is the plane, and on the 15 inner walls of a drill section of thick bamboo were arranged in to sampling.
During the use, during the probing sample, drilling rod 1 drives a drill barrel 15 rotatory, drill barrel 15 carries out the rotary-cut to the rock through boring tooth 6 and bores down, the rock sample gets into in the drill barrel 15, when needs take out the rock sample, the staff at first unscrews protective cover 4 through recess 5 on the protective cover 4 lateral wall, make the caping 3 expose, then it is not hard up with screw 11, make end brace 8 and caping 3 separation, personnel stretch into in the through-hole 12 on the caping 3 through shaft-like objects such as iron rod this moment, strike end brace 8, make end brace 8 lapse, and promote the inside rock sample lapse of drill barrel 15, strike the inside rock sample of drill barrel 15 with this and take out.
The design of sampling tube 9 can carry out the one deck protection at rock specimen and bore a section of thick bamboo 15, and the rock specimen causes the damage to boring a section of thick bamboo 15 inner wall when preventing the sampling.
The outer diameter of the lower section of the cover head 3 is smaller than the outer diameter of the drill barrel 15, and an installation position can be reserved for the protective cover 4.
The design of protective cover 4 can prevent silt from blockking up through-hole 12 when gathering.
The design of lug 10 can carry out certain degree to the rock specimen in the drill barrel 15 and block, and the rock specimen drops when avoiding drill barrel 15 to take out from drilling.
Due to the design of the annular groove, the bottom support block 8 can be knocked by people conveniently.
The cover head 3 is provided with a positioning block corresponding to the positioning groove 14, and the positioning block is clamped in the positioning groove 14 to position the cover head 3 and the bottom support block 8 so as to install and fix the rotating screw 11.
Reach and release the rock specimen through knocking bottom brace piece 8, need not to dismantle convenient operation's purpose with the top 3 with the joint.
The above embodiments are the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any person skilled in the art can make some modifications without departing from the scope of the invention, i.e. all equivalent modifications made according to the invention are intended to be covered by the scope of the invention.
It should also be noted that, unless otherwise specifically stated or limited, the terms "disposed on," "mounted on," "connected to" and "connected to" are to be construed broadly and may include, for example, a fixed connection such as a crimped connection, a riveted connection, a pinned connection, an adhesive connection, a welded connection, a removable connection such as a threaded connection, a snap connection, a hinged connection, an integral connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (6)

1. The coal mine geological exploration drilling device is characterized by comprising a cover head, a protective cover, grooves, drilling teeth, a bottom support block, a sampling tube, a convex block, screws, through holes, a positioning groove and a drilling barrel, wherein the cover head is fixedly arranged at one end of the drilling barrel, the drilling teeth are arranged on the end face of the other end of the drilling barrel, a plurality of through holes are formed in the middle section of the cover head at equal angles, the bottom support block is arranged in the cover head and connected with the cover head through the screws, an annular groove is formed in the bottom support block and communicated with the through holes, the protective cover is in threaded connection with the cover head, two grooves are symmetrically formed in the side wall of the protective cover, and the sampling tube is arranged on the inner wall of the drilling barrel.
2. A coal mine geological exploration drilling rig as set forth in claim 1 and further characterized by: and the inner wall of the other end of the drill cylinder protrudes inwards to form a convex block.
3. A coal mine geological exploration drilling rig as set forth in claim 1 and further characterized by: the cover head is divided into an upper section, a middle section and a lower section, the upper section of the cover head is a straight pipe, the middle section of the cover head is a circular truncated cone-shaped pipe, the diameter of the circular truncated cone-shaped pipe is gradually increased from top to bottom, the lower section of the cover head is a straight pipe, and the outer diameter of the lower section of the cover head is smaller than that of the drill barrel.
4. A coal mine geological exploration drilling rig as set forth in claim 1 and further characterized by: the diameter of the bottom supporting block is gradually reduced from bottom to top, and the wall thickness of the bottom supporting block is gradually reduced from bottom to top.
5. A coal mine geological exploration drilling rig as claimed in claim 1 or 4 and characterized in that: the outer side surface of the bottom supporting block is provided with a positioning groove, a positioning block is arranged on the cover head corresponding to the positioning groove, and the positioning block is clamped in the positioning groove.
6. A coal mine geological exploration drilling rig as set forth in claim 1 and further characterized by: the bottom of the groove is a plane.
CN201921774252.4U 2019-10-22 2019-10-22 Coal mine geological exploration drilling device Active CN211230326U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921774252.4U CN211230326U (en) 2019-10-22 2019-10-22 Coal mine geological exploration drilling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921774252.4U CN211230326U (en) 2019-10-22 2019-10-22 Coal mine geological exploration drilling device

Publications (1)

Publication Number Publication Date
CN211230326U true CN211230326U (en) 2020-08-11

Family

ID=71922265

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921774252.4U Active CN211230326U (en) 2019-10-22 2019-10-22 Coal mine geological exploration drilling device

Country Status (1)

Country Link
CN (1) CN211230326U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111946255A (en) * 2020-09-03 2020-11-17 金华含朴光学仪器有限公司 Cliff crawling type geological exploration equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111946255A (en) * 2020-09-03 2020-11-17 金华含朴光学仪器有限公司 Cliff crawling type geological exploration equipment
CN111946255B (en) * 2020-09-03 2021-04-23 中国冶金地质总局新疆地质勘查院 Cliff crawling type geological exploration equipment

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