CN110067514A - A kind of novel broaching equipment - Google Patents
A kind of novel broaching equipment Download PDFInfo
- Publication number
- CN110067514A CN110067514A CN201910467716.5A CN201910467716A CN110067514A CN 110067514 A CN110067514 A CN 110067514A CN 201910467716 A CN201910467716 A CN 201910467716A CN 110067514 A CN110067514 A CN 110067514A
- Authority
- CN
- China
- Prior art keywords
- drilling rod
- reaming
- support ring
- wall
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005553 drilling Methods 0.000 claims abstract description 100
- 239000007858 starting material Substances 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 50
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 15
- 238000007710 freezing Methods 0.000 abstract description 5
- 230000008014 freezing Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
- E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/28—Enlarging drilled holes, e.g. by counterboring
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention belongs to geological prospecting equipment technical fields, specifically disclose a kind of novel broaching equipment, driving motor including drilling rod and for driving drilling rod to rotate, one end that drilling rod is not connected with driving motor is successively arranged starter, reaming bit and support ring, starter is mounted on the end of drilling rod, support ring and drilling rod are coaxially disposed, and several support rods are equipped between the inner wall of support ring and the outer wall of drilling rod.Starter can the reaming direction to reaming bit carry out traction and correcting, keep reaming direction and boring direction concentricity；And starter can abolish front obstruction, and reaming bit is avoided to cause bit freezing since collapsing situation occurs in hole in reaming procedure；The outer wall of support ring is in contact with the inner wall of drilling, and when drilling rod rotation, support ring and support rod are matched and played a supporting role to drilling rod, and drilling rod is avoided to shift, to guarantee the concentricity of the drilling of the drilling after reaming and reaming rifle, improves reaming efficiency.
Description
Technical field
The invention belongs to geological prospecting equipment technical fields, specifically disclose a kind of novel broaching equipment.
Background technique
" geological prospecting " is to be reconnoitred, detected to stratum by various means, method, determines the thickness of Different Strata
Degree takes the core sample of rock in Different Strata, then by test assay and mechanical analysis, determines chemicals rationality in rock forming mineral
Matter.Probing is a kind of exploration means being most widely used in engineer geological prospecting, in drilling process, needs to carry out drilling
Reaming expands bore diameter, to facilitate experimenter to sample.
Reamer is common a kind of broaching equipment in geological prospecting, currently, broaching equipment is mainly by drilling rod and fixation
Reaming bit on drilling rod is constituted.Since the diameter of the reaming bit in reamer is greater than the drill used when drilling
Diameter, complex situations of geologic lithology in addition, in reaming procedure, drilling rod is easy to happen offset, and the offset of reaming direction is caused to be bored
Hole direction, concentricity is low, reaming low efficiency, but also the problems such as be easy to appear collapsing, bit freezing, serious to will lead to drilling and be not inconsistent
Default exploration requires and whole hole is caused to scrap.In addition, inevitably there is the case where silt splashing in reaming procedure, leading
It is dusty when cause work, influence staff's work.
Summary of the invention
The purpose of the present invention is providing a kind of novel broaching equipment, is gone out with solving existing broaching equipment in reaming procedure
Existing concentricity is low, reaming low efficiency, and the problems such as be easy to appear collapsing, bit freezing.
In order to achieve the above object, base case of the invention are as follows: a kind of novel broaching equipment, including drilling rod and for driving
The driving motor of dynamic drilling rod rotation, the drilling rod are successively arranged starter, reamer far from one end that driving motor is connected
Head and support ring, starter are mounted on the end of drilling rod, and support ring and drilling rod are coaxially disposed, the inner wall of support ring and drilling rod
Several support rods are equipped between outer wall.
The working principle and beneficial effect of this base case are:
Compared with prior art, in this broaching equipment, starter, reaming bit and support are successively arranged on drilling rod
Ring, positioned at drill rod end starter can the reaming direction to reaming bit carry out traction and correcting, keep reaming direction with
The concentricity of boring direction；Meanwhile starter can abolish front obstruction, avoid reaming bit in reaming procedure due to
Collapsing situation occurs in hole and causes bit freezing；After reaming bit carries out reaming to drilling, the outer wall of support ring and drilling it is interior
Wall is in contact, and during drilling rod rotary work, support ring and support rod are matched and played a supporting role to drilling rod, avoids boring
Bar shifts, to guarantee the concentricity of the drilling of the drilling after reaming and reaming rifle, improves reaming efficiency.
Further, the drilling rod is the intermediate hollow structure for being equipped with hollow flow passage, and drilling rod is set close to one end of starter
There are several apopores being connected with hollow flow passage, the other end of drilling rod is equipped with an inlet opening being connected with hollow flow passage；
Sealing is rotatably connected to guide sleeve on drilling rod, is equipped with the cylindrical cavity being connected with inlet opening in guide sleeve, guide sleeve is equipped with and cylindricality
The water inlet that cavity is connected.
In the present solution, the water inlet, cylindrical cavity, inlet opening, hollow flow passage and apopore on guide sleeve form a water
The water inlet of guide sleeve can be connected by water pipe with water source by channel in reaming procedure, to drilling rod inside water delivery, drilling rod rotation
Water can be flowed out from apopore during turning, and reach dust-laying effect, and reduce the resistance of rubble soil, to reduce drill bit
Working resistance, improve reaming efficiency；And guide sleeve and drilling rod are sealing rotation connection, will not be had an impact to the rotation of drilling rod,
Or water pipe wrapping phenomena occurs.
Further, the outer wall of the support ring is equipped with several equally distributed double wedges.Double wedge can carry out secondary repair to hole wall
It is whole, keep the borehole wall rounder and more smooth.
Further, the outer wall of the support ring is equipped with several along its circumferentially distributed diversion trench, the length direction of diversion trench
It is parallel to the axial direction of support ring.The silt rubble generated in discharge reaming procedure is convenient in the setting of diversion trench.
It further, further include shell, shell includes shell and the transverse slat positioned at enclosure interior, and the shell is open at one end
Closed tubular structure, transverse slat and shell be enclosed closed chamber, and the driving motor is in a chamber, the transverse slat
It is equipped with the centre bore passed through for drilling rod, starter, reaming bit and support ring are located at outside chamber.
In the present solution, the setting of shell can influence staff to avoid the silt splashes generated in reaming procedure
Work；Transverse slat and shell are enclosed closed chamber, and driving motor is located in chamber, so that silt splashing be stopped to enter drive
In dynamic motor, lead to driving motor failure；Drilling rod is passed through from the centre bore of transverse slat, and transverse slat can play a supporting role to drilling rod,
It further avoids drilling rod to shift, guarantees concentricity, improve reaming efficiency and quality.
Further, bearing is equipped between the centre bore and drilling rod.The setting of bearing can reduce drilling rod rotation with supports drill rods
Coefficient of friction during turning between centre bore, and guarantee the rotating accuracy of drilling rod.
Further, it is equipped with water tank in the chamber, is connected between water tank and the water inlet of guide sleeve by water pipe, water tank
Cabinet is metal plate.Metal plate thermal conductivity is good, and heat radiator is fast, and the heat that driving motor distributes can be absorbed in the water in water tank,
Help to give driving motor cooling and heat dissipation, avoid driving motor operating temperature excessively high, improves its service life.
Further, the open end of the shell is equipped with the annular backup pad being firmly connected with it, and annular backup pad is equipped with
Along its circumferential equally distributed guide pile.Annular backup pad offsets with ground, guide pile is inserted into bottom surface, so that shell is fixed
Installation on the ground, increases the contact area on ground and shell, improves the stability of shell, to increase the stabilization of drilling rod rotation
Property, avoid drilling rod from shifting.
Further, the shell includes side wall and roof, is detachably connected between roof and side wall, annular backup pad and
It is easy to disassemble to be detachably connected between side wall, cleaning and maintenance internal element.
Further, the driving element for driving drilling rod to move back and forth is equipped in the chamber, the driving element is gas
One of cylinder, hydraulic cylinder or electric pushrod, so that starter and reaming bit, which stretch out shell, carries out ream operation.
Detailed description of the invention
Fig. 1 is the longitudinal sectional view of broaching equipment in the embodiment of the present invention one；
Fig. 2 is sectional view along A-A in Fig. 1；
Fig. 3 is the longitudinal sectional view of broaching equipment in the embodiment of the present invention two；
Fig. 4 is the transverse sectional view of support ring in broaching equipment in the embodiment of the present invention three.
Specific embodiment
It is further described below by specific embodiment:
Appended drawing reference in Figure of description includes: drilling rod 1, hollow flow passage 101, apopore 102, inlet opening 103, driving
Motor 2, starter 3, reaming bit 4, support ring 5, double wedge 501, diversion trench 502, support rod 6, shell 7, side wall 701, top
Wall 702, transverse slat 8, bearing 9, annular backup pad 10, guide pile 11, driving element 12, guide sleeve 13, cylindrical cavity 1301, water inlet
1032, handle 14, water tank 15, water filling port 16, mud outlet 17.
Embodiment one:
A kind of novel broaching equipment as shown in Figure 1:, the driving motor 2 including drilling rod 1 and for driving drilling rod 1 to rotate, drives
Servo motor can be used in dynamic motor 2；The upper end of drilling rod 1 is connected with the output shaft of driving motor 2, the lower end of drilling rod 1 from down toward
On be successively arranged starter 3, reaming bit 4 and support ring 5, starter 3 is mounted on the lower end of drilling rod 1, support ring 5
It is coaxially disposed with drilling rod 1, several support rods 6 is equipped between the inner wall of support ring 5 and the outer wall of drilling rod 1, as shown in connection with fig. 2,
In the present embodiment, support rod 6 is equipped with 4, and is uniformly distributed along the circumferential direction of drilling rod 1, and the both ends of support rod 6 are respectively welded at brill
On bar 1 and support ring 5.
This broaching equipment further includes shell 7, and shell 7 includes shell and the transverse slat 8 positioned at enclosure interior, and shell is opened for lower end
The closed tubular structure of mouth, transverse slat 8 and shell are enclosed closed chamber, and driving motor 2 is in a chamber, on transverse slat 8
Equipped with the centre bore passed through for drilling rod 1, starter 3, reaming bit 4 and support ring 5 are located at outside chamber；Centre bore and drilling rod
Bearing 9 is equipped between 1, the setting of bearing 9 can reduce the friction in 1 rotary course of drilling rod between centre bore with supports drill rods 1
Coefficient, and guarantee the rotating accuracy of drilling rod 1.
The open end (i.e. lower end) of shell is equipped with the annular backup pad 10 being firmly connected with it, and annular backup pad 10 is equipped with
Along its circumferential equally distributed guide pile 11, guide pile 11 is threadedly coupled with annular backup pad 10.Annular backup pad 10 and ground
It offsets, guide pile 11 is inserted into ground, so that shell is fixedly mounted on the ground, increase the contact area on ground and shell,
The stability of shell is improved, to increase the stability of the rotation of drilling rod 1, drilling rod 1 is avoided to shift.
Shell includes side wall 701 and roof 702, is detachably connected between roof 702 and side wall 701；Annular backup pad
It is easy to disassemble to be detachably connected between 10 and side wall 701, cleaning and maintenance internal element；Specifically, screw can be used here
Or it is bolted.
The driving element 12 for driving 1 linear reciprocating motion of drilling rod is additionally provided in chamber, driving element 12 passes through screw
Be fixedly mounted on the inside of roof 702 of shell, driving element 12, which is connected to the motor, to be connect, driving element 12 be cylinder, hydraulic cylinder or
One of electric pushrod, so that starter 3 and reaming bit 4, which stretch out shell, carries out ream operation.
Drilling rod 1 is the intermediate hollow structure for being equipped with hollow flow passage 101, and the lower end of drilling rod 1 is equipped with several and hollow flow passage 101
The upper end of the apopore 102 being connected, drilling rod 1 is equipped with an inlet opening 103 being connected with hollow flow passage 101；It is close on drilling rod 1
Envelope is rotatably connected to guide sleeve 13, and the cylindrical cavity 1301 being connected with inlet opening 103 is equipped in guide sleeve 13, and cylindrical cavity 1301 wraps
It is rolled in the outside of drilling rod 1, guide sleeve 13 is equipped with the water inlet 1032 being connected with cylindrical cavity 1301.In addition, the side wall of shell
701 are equipped with for the water filling port 16 to 1 water delivery of drilling rod and the mud outlet 17 for draining mud.Water inlet on guide sleeve 13
Mouth 1032, cylindrical cavity 1301, inlet opening 103, hollow flow passage 101 and apopore 102 form the channel of a water, in reaming
The water inlet 1032 of guide sleeve 13 can be connected by Cheng Zhong with water pipe, and water pipe passes through water filling port 16 and is connected with water source, to drilling rod 1
Internal water delivery, water can be flowed out from apopore 102 during drilling rod 1 rotates, and reach dust-laying effect, and reduce rubble soil
Resistance improve reaming efficiency to reduce the working resistance of drill bit；And guide sleeve 13 and drilling rod 1 are sealing rotation connection, it will not
The rotation of drilling rod 1 is had an impact, or water pipe wrapping phenomena occurs, simultaneously because the limitation of water pipe, guide sleeve 13 will not be with brill
The rotation of bar 1 rotates；Specifically, guide sleeve 13 and 1 junction of drilling rod are equipped with sealing ring, to avoid in 1 rotary course of drilling rod
Water in cylindrical cavity 1301 leaks.
Specific implementation process is as follows:
When carrying out reaming using this broaching equipment, firstly, being located at 1 the lowermost starter 3 of drilling rod can be to reaming bit 4
Reaming direction carry out traction and correcting, keep reaming direction and boring direction concentricity；Meanwhile starter 3 can be broken
Except front obstruction, reaming bit 4 is avoided to cause bit freezing since collapsing situation occurs in hole in reaming procedure；Work as reamer
After first 4 pairs of drilling carries out reaming, the outer wall of support ring 5 is in contact with the inner wall of drilling, during 1 rotary work of drilling rod,
Support ring 5 and support rod 6, which match, plays a supporting role to drilling rod 1, avoids drilling rod 1 from shifting, thus after guaranteeing reaming
The concentricity of drilling and the drilling of reaming rifle improves reaming efficiency.
Secondly, the setting of shell 7 can influence staff's work to avoid the silt splashes generated in reaming procedure
Make；Transverse slat 8 and shell are enclosed closed chamber, and driving motor 2 is located in chamber, so that silt splashing be stopped to enter drive
In dynamic motor 2, lead to 2 failure of driving motor；Drilling rod 1 is passed through from the centre bore of transverse slat 8, and transverse slat 8 can play support to drilling rod 1
Effect, further avoids drilling rod 1 and shifts, and guarantees concentricity, improves reaming efficiency and quality.
Embodiment two:
As shown in figure 3, the present embodiment and embodiment one the difference is that: the roof 702 of shell is equipped with handle 14,
Convenient for lifting and operating；It is equipped with water tank 15 in chamber, is connected between water tank 15 and the water inlet 1032 of guide sleeve 13 by water pipe,
Water filling port 16 in housing sidewall 701 is connected with water tank 15；The cabinet of water tank 15 is metal plate, and copper sheet system specifically can be used
At.Metal plate thermal conductivity is good, and heat radiator is fast, and the heat that driving motor 2 distributes can be absorbed in the water in water tank 15, facilitate to
2 cooling and heat dissipation of driving motor avoids 2 operating temperature of driving motor excessively high, improves its service life.
Embodiment three:
As shown in figure 4, the present embodiment and embodiment two the difference is that: the outer wall of support ring 5 be equipped with it is several uniformly
The double wedge 501 of distribution, double wedge 501 can carry out secondary finishing to hole wall, keep the borehole wall rounder and more smooth；If the outer wall of support ring 5 is equipped with
It does along its circumferentially distributed diversion trench 502, the length direction of diversion trench 502 is parallel to the axial direction of support ring 5, diversion trench
The silt rubble generated in discharge reaming procedure is convenient in 502 setting.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.
Claims (10)
1. a kind of novel broaching equipment, the driving motor including drilling rod and for driving drilling rod to rotate, it is characterised in that: the brill
Bar is successively arranged starter, reaming bit and support ring far from one end that driving motor is connected, and starter is mounted on brill
The end of bar, support ring and drilling rod are coaxially disposed, and several support rods are equipped between the inner wall of support ring and the outer wall of drilling rod.
2. a kind of novel broaching equipment according to claim 1, it is characterised in that: the drilling rod is intermediate equipped with hollow stream
The hollow structure in road, drilling rod close to one end of starter be equipped with several apopores being connected with hollow flow passage, drilling rod it is another
One end is equipped with an inlet opening being connected with hollow flow passage；Sealing is rotatably connected to guide sleeve on drilling rod, be equipped in guide sleeve with into
The cylindrical cavity that water hole is connected, guide sleeve are equipped with the water inlet being connected with cylindrical cavity.
3. a kind of novel broaching equipment according to claim 2, it is characterised in that: the outer wall of the support ring is equipped with several
Equally distributed double wedge.
4. a kind of novel broaching equipment according to claim 3, it is characterised in that: the outer wall of the support ring is equipped with several
The length direction of the diversion trench circumferentially distributed along its, diversion trench is parallel to the axial direction of support ring.
5. a kind of novel broaching equipment according to any one of claims 1 to 4, it is characterised in that: further include shell, shell
Including shell and positioned at the transverse slat of enclosure interior, the shell is closed tubular structure open at one end, and transverse slat and shell enclose
Conjunction forms closed chamber, and the driving motor is in a chamber, and the transverse slat is equipped with the centre bore passed through for drilling rod, leads
It is located at outside chamber to drill bit, reaming bit and support ring.
6. a kind of novel broaching equipment according to claim 5, it is characterised in that: be equipped between the centre bore and drilling rod
Bearing.
7. a kind of novel broaching equipment according to claim 6, it is characterised in that: be equipped with water tank, water tank in the chamber
It is connected between the water inlet of guide sleeve by water pipe, the cabinet of water tank is metal plate.
8. a kind of novel broaching equipment according to claim 5, it is characterised in that: the open end of the shell is equipped with and it
The annular backup pad being fixedly connected, annular backup pad are equipped with along its circumferential equally distributed guide pile.
9. a kind of novel broaching equipment according to claim 8, it is characterised in that: the shell includes side wall and roof,
To be detachably connected between roof and side wall, it is detachably connected between annular backup pad and side wall.
10. a kind of novel broaching equipment according to claim 5, it is characterised in that: be equipped in the chamber for driving
The driving element that drilling rod moves back and forth, the driving element are one of cylinder, hydraulic cylinder or electric pushrod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910467716.5A CN110067514A (en) | 2019-05-31 | 2019-05-31 | A kind of novel broaching equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910467716.5A CN110067514A (en) | 2019-05-31 | 2019-05-31 | A kind of novel broaching equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110067514A true CN110067514A (en) | 2019-07-30 |
Family
ID=67372196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910467716.5A Pending CN110067514A (en) | 2019-05-31 | 2019-05-31 | A kind of novel broaching equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110067514A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470507A (en) * | 2019-09-28 | 2019-11-19 | 缙云多图智能科技有限公司 | A kind of soil collection automatic counterboring device |
| CN110578467A (en) * | 2019-10-18 | 2019-12-17 | 重庆工程职业技术学院 | Coal mining sampling device |
| CN111155983A (en) * | 2020-01-19 | 2020-05-15 | 湖南科技大学 | Hollow inclusion strain gauge mounting device and method |
| CN111570641A (en) * | 2020-05-25 | 2020-08-25 | 珠海格力智能装备有限公司 | Pipe orifice aligning device and pipe expander with same |
| CN114320146A (en) * | 2021-12-29 | 2022-04-12 | 南通土力机械制造有限公司 | Rotary drilling machine drill rod with positioning mechanism |
| CN115199211A (en) * | 2022-07-26 | 2022-10-18 | 华能云南滇东能源有限责任公司 | Reaming device for underground coal mine geological exploration |
| CN117823052A (en) * | 2024-03-05 | 2024-04-05 | 中国电建集团西北勘测设计研究院有限公司 | Reaming device for geological exploration of fault fracture zone |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470507A (en) * | 2019-09-28 | 2019-11-19 | 缙云多图智能科技有限公司 | A kind of soil collection automatic counterboring device |
| CN110578467A (en) * | 2019-10-18 | 2019-12-17 | 重庆工程职业技术学院 | Coal mining sampling device |
| CN110578467B (en) * | 2019-10-18 | 2024-04-05 | 重庆工程职业技术学院 | Coal exploitation sampling device |
| CN111155983A (en) * | 2020-01-19 | 2020-05-15 | 湖南科技大学 | Hollow inclusion strain gauge mounting device and method |
| CN111155983B (en) * | 2020-01-19 | 2024-04-19 | 湖南科技大学 | Device and method for installing strain gauge of hollow bag body |
| CN111570641A (en) * | 2020-05-25 | 2020-08-25 | 珠海格力智能装备有限公司 | Pipe orifice aligning device and pipe expander with same |
| CN114320146A (en) * | 2021-12-29 | 2022-04-12 | 南通土力机械制造有限公司 | Rotary drilling machine drill rod with positioning mechanism |
| CN115199211A (en) * | 2022-07-26 | 2022-10-18 | 华能云南滇东能源有限责任公司 | Reaming device for underground coal mine geological exploration |
| CN117823052A (en) * | 2024-03-05 | 2024-04-05 | 中国电建集团西北勘测设计研究院有限公司 | Reaming device for geological exploration of fault fracture zone |
| CN117823052B (en) * | 2024-03-05 | 2024-05-17 | 中国电建集团西北勘测设计研究院有限公司 | Reaming device for geological exploration of fault fracture zone |
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Application publication date: 20190730 |
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