CN106285465B - A kind of device and method suitable for the drilling of TSP blastholes - Google Patents
A kind of device and method suitable for the drilling of TSP blastholes Download PDFInfo
- Publication number
- CN106285465B CN106285465B CN201610974923.6A CN201610974923A CN106285465B CN 106285465 B CN106285465 B CN 106285465B CN 201610974923 A CN201610974923 A CN 201610974923A CN 106285465 B CN106285465 B CN 106285465B
- Authority
- CN
- China
- Prior art keywords
- drilling
- outer tube
- core bar
- tsp
- blastholes
- 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.)
- Expired - Fee Related
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 74
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000003814 drug Substances 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000002360 explosive Substances 0.000 claims description 5
- 238000004880 explosion Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000005422 blasting Methods 0.000 abstract description 2
- 239000011435 rock Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder 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
- E21B7/00—Special methods or apparatus for drilling
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
-
- 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
- E21B47/00—Survey of boreholes or wells
- E21B47/04—Measuring depth or liquid level
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Geophysics (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to a kind of device and methods suitable for the drilling of TSP blastholes, belong to tunnel earthquake advance geologic prediction correlative technology field.Device part includes mainly：Drill core bar, and drilling core bar has bore portion and fills out medicine portion, and the bore portion is detachably connected with drill bit；The outer tube being detachably connected with the drilling core bar；The outer tube is located at the outside of the drilling core bar；There is the stopper for limiting drilling core bar axial movement, the other end of outer tube to have the power fixture block for being assembled with drilling tool on one end of the outer tube.The present apparatus makes it that can play the role of outer support to blasthole after TSP blastholes drill, prevents multiple-row blasting by designing completely new structure.
Description
Technical field
The present invention relates to tunnel earthquake advance geologic prediction correlative technology fields, in particular to one kind is suitable for
The device and method of TSP blastholes drilling.
Background technology
Current tunnel geology situation complexity is various, and TSP advance geologic predictions play the safe excavation in tunnel very heavy
The effect wanted.The data acquisition of TSP advance geologic predictions is influenced by tunnel geology condition more obviously, inside blasthole
Sillar fall or the accumulation of mud, often result in TSP blastholes can not pore-forming, TSP blast hole parameters can not measure, the dress of explosive
Enter and is also greatly affected.
Meanwhile moreover, because blasthole drill bit exits at once after piercing, and rock mass blasthole position during drill bit exits
More particulate matter can be had by, which setting, falls, and causes the blocking of blasthole so that the later stage can not normal water filling, lead to focus quality not
It is good, to affect the effect of entire tunnel TSP advance geologic predictions, make many unsafe geology feelings during tunnel excavation
Condition can not effectively be forecast.
Invention content
The purpose of the present invention is to overcome above-mentioned the deficiencies in the prior art, provide a kind of dress suitable for the drilling of TSP blastholes
It sets.The present apparatus makes it that can play the role of outer support to blasthole after TSP blastholes drill by the completely new structure of design,
Prevent multiple-row blasting.
In order to achieve the above objectives, the present invention adopts the following technical scheme that：
A kind of device suitable for the drilling of TSP blastholes, including：
Drill core bar, and drilling core bar has bore portion and fills out medicine portion, and the bore portion is detachably connected with drill bit；
The outer tube being detachably connected with the drilling core bar；
The outer tube is located at the outside of the drilling core bar；
On one end of the outer tube have for limit drilling core bar move axially stopper, outer tube it is another
Hold the power fixture block having for being assembled with drilling tool.
Preferably, there is the bore portion external screw thread, outer tube there is internal thread, the two to form screw-thread fit.
Preferably, there is scale on the tube body of the outer tube.
Preferably, the one end of the drilling core bar not with drill bit assembly has casey.
Preferably, there are multiple card slots inside the outer tube, has on the core bar that drills compatible with the card slot
It is driven fixture block.
Preferably, the card slot is L-type.
Preferably, the outer tube is seamless steel pipe.
Preferably, the drilling core bar is seamless steel pipe.
Preferably, distance of the radius of the drill bit less than stopper to outer tube axis.
While providing above structure scheme, the present invention also provides a kind of methods using above-mentioned apparatus, main to wrap
Include following steps：
A, drilling core bar is connect with outer tube, and drill bit is installed on drilling core bar；
B, outer tube is mounted on drilling tool and is punched；
C, the scale on outer tube is read, this is blast hole depth；
D, blasthole inclination angle is read；
E, it keeps outer tube motionless, drilling core bar is detached with outer tube；
F, explosive is pushed into blasthole end inside outer tube using casey；
G, the water filling into blasthole, subsequent explosion, gathered data.
The present invention has the following advantages：
(1) the rock mass particulate matter that effectively avoids of drilling core bar and outer tube falls the blocking for making TSP blastholes,
And facilitate and carry out parameter measurement and powder charge, it ensure that the accuracy of gathered data.
(2) outer tube can be supported blasthole, and the smooth non-resistance of inner surface, solve TSP data well and adopt
Blasthole water filling insufficient disadvantage when collection, and then noise jamming can be suppressed well, improve focus quality.
(3) this multi-functional TSP drilling equipment is suitable for the tunnel of current most of geological conditions, if rock mass is than more complete
The more broken geological conditions of geological conditions, rock mass and loess geological conditions etc..
(4) entire multi-functional TSP drilling equipments are simple in structure, and easy to operate, effect is good.
Description of the drawings
Fig. 1 is the structural schematic diagram of embodiment 1；
Fig. 2 is the partial enlarged view at A in Fig. 1；
Fig. 3 is the structural schematic diagram of outer tube in embodiment 1；
Fig. 4 is the structural schematic diagram of drilling core bar in embodiment 1；
Fig. 5 is the right view of Fig. 1；
Fig. 6 is the structural schematic diagram of embodiment 2；
Fig. 7 is the internal structure schematic diagram of outer tube in embodiment 2；
Wherein：1, drill core bar, and 2, outer tube, 3, screw-thread fit, 4, drill bit, 5, scale, 6, power fixture block, 7, card
Plug, 8, internal thread crest, 9, internal thread tooth bottom, 10, external screw thread tooth bottom, 11, external screw thread crest, 12, stopper, 13, bore portion,
14, medicine portion is filled out, 15, transmission fixture block, 16, card slot.
Specific implementation mode
Below in conjunction with attached drawing, the present invention is described in detail.
Embodiment 1：A kind of device suitable for the drilling of TSP blastholes, structure is as shown in Figs. 1-5, including：
The core that drills bar 1 and outer tube 2,1 left side of drilling core bar are bore portion 13, and right side is to fill out medicine portion 14, left side
Bore portion 13 is detachably connected with drill bit 4, and the medicine portion 14 of filling out on right side is detachably connected with casey 7, and casey 7 can be selected as rubber
Set.In the outlet of bore portion 13, there is external screw thread, which includes external screw thread tooth bottom 10 and external screw thread crest 11.
There is stopper 12, stopper 12 can be selected as 2 inside the left end of outer tube 2.Tool outside 2 right end of outer tube
Dynamic fixture block 6.Meanwhile the inside of outer tube 2 also has internal thread, specifically, which includes internal thread tooth
Top 8 and internal thread tooth bottom 9.There is scale 5 on the tube body of outer tube 2.
Wherein, the internal thread of outer tube 2 and the external screw thread of drilling core bar 1 form screw-thread fit 3.
As a kind of selection, drilling core bar 1 can be seamless steel pipe with outer tube 2, and the radius of drill bit 4 is less than blocking
Block 12 arrives the distance of 2 axis of outer tube, is dismantled convenient for drilling core bar 1.
The application method of above-mentioned apparatus is：
A, drilling core bar 1 is threadedly coupled with outer tube 2, and drill bit 4 is installed on drilling core bar 1；
B, the power fixture block 6 of outer tube 2 is mounted on drilling tool (such as puncher) and is punched；
At this point, drilling tool drives outer tube 2 to rotate, when outer tube 2 turns to the screw thread range with drilling core bar 1 with
The core tube 1 that drills is stuck, and drilling core tube 1 is driven to rotate, and drilling core tube 1 just drives drill bit 4 to rotate；
C, the scale 5 on outer tube 2 is read, this is blast hole depth；
D, blasthole inclination angle is read；
E, it keeps outer tube 2 motionless in blasthole, rotates backward drilling core tube 1, by drilling core tube 1 in outer tube 2
In separate；
F, explosive is pushed into blasthole end from 2 inside of outer tube using casey 7；
G, the water filling into blasthole, subsequent explosion, gathered data.
Embodiment 2：It is a kind of suitable for TSP blastholes drilling device, structure as shown in fig. 6-7, including：
The core that drills bar 1 and outer tube 2,1 left side of drilling core bar are bore portion 13, and right side is to fill out medicine portion 14, left side
Bore portion 13 is detachably connected with drill bit 4, and the medicine portion 14 of filling out on right side is detachably connected with casey 7, and casey 7 can be selected as rubber
Set.On drilling core bar 1, there is power fixture block 15.
There is stopper 12, stopper 12 can be selected as 2 inside the left end of outer tube 2.Tool outside 2 right end of outer tube
Dynamic fixture block 6.Meanwhile the inside of outer tube 2 also has card slot 16, specifically, card slot 16 can be divided into and 2 axis of outer tube
The identical channel part in line direction and the holding section consistent with 2 rotation direction of outer tube.And there is scale 5 on the tube body of outer tube 2.
Wherein, the transmission fixture block 15 and card slot 16 are adapted.
As a kind of selection, drilling core bar 1 can be seamless steel pipe with outer tube 2, and the radius of drill bit 4 is less than blocking
Block 12 arrives the distance of 2 axis of outer tube, is dismantled convenient for drilling core bar 1.
The application method of above-mentioned apparatus is：
A, the transmission fixture block 15 for the core bar 1 that drills is moved along card slot 16, until transmission fixture block 15 is moved to card
The leftmost side of slot 16, at this point, the left end of drilling core bar 1 is in contact with stopper 12；Then, it is installed on drilling core bar 1
Drill bit 4；
B, the power fixture block 6 of outer tube 2 is mounted on drilling tool (such as puncher) and is punched；
At this point, drilling tool drives outer tube 2 to rotate, when the holding section of 2 inner card cage 16 of outer tube turns to maximum free travel
It is stuck with the transmission fixture block 15 of drilling core tube 1 so that outer tube 2 drives drilling core tube 1 to rotate, and drilling core tube 1 is with regard to band
Dynamic drill bit 4 rotates；
C, the scale 5 on outer tube 2 is read, this is blast hole depth；
D, blasthole inclination angle is read；
E, it keeps outer tube 2 motionless in blasthole, rotates backward drilling core tube 1, by drilling core tube 1 in outer tube 2
In separate；
F, explosive is pushed into blasthole end from 2 inside of outer tube using casey 7；
G, the water filling into blasthole, subsequent explosion, gathered data.
With the above structure, the present apparatus quick and convenient can be punched on rock mass, and the space inside blasthole
It can be supported by outer tube, prevent rock mass particulate matter from falling into, influence subsequent data acquisition.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
A variety of modifications of embodiment will be apparent to those skilled in the art, it is as defined herein general
Principle can be realized in other embodiments without departing from the spirit or scope of the present invention, is not described in detail
The part presented with partial enlargement is the prior art, herein without repeating.Therefore, the present invention is not intended to be limited to herein
Shown in these embodiments, and be to fit to the widest range consistent with principles disclosed herein and feature.
Claims (9)
1. a kind of application method of device suitable for the drilling of TSP blastholes, which is characterized in that device includes：
Drill core bar, and drilling core bar has bore portion and fills out medicine portion, and the bore portion is detachably connected with drill bit；
The outer tube being detachably connected with the drilling core bar；
The outer tube is located at the outside of the drilling core bar；
There is the stopper for limiting drilling core bar axial movement, the other end tool of outer tube on one end of the outer tube
It is useful for the power fixture block assembled with drilling tool；The application method of above-mentioned apparatus is as follows：
A, drilling core bar is connect with outer tube, and drill bit is installed on drilling core bar；
B, outer tube is mounted on drilling tool and is punched；
C, the scale on outer tube is read, this is blast hole depth；
D, blasthole inclination angle is read；
E, it keeps outer tube motionless, drilling core bar is detached with outer tube；
F, explosive is pushed into blasthole end inside outer tube using casey；
G, the water filling into blasthole, subsequent explosion, gathered data.
2. a kind of application method of device suitable for the drilling of TSP blastholes according to claim 1, which is characterized in that institute
Stating bore portion, there is external screw thread, outer tube there is internal thread, the two to form screw-thread fit.
3. a kind of application method of device suitable for the drilling of TSP blastholes according to claim 1, which is characterized in that institute
Stating has scale on the tube body of outer tube.
4. a kind of application method of device suitable for the drilling of TSP blastholes according to claim 1, which is characterized in that institute
Stating one end that drilling core bar is not assembled with drill bit has casey.
5. a kind of application method of device suitable for the drilling of TSP blastholes according to claim 1, which is characterized in that institute
Stating has multiple card slots inside outer tube, have transmission fixture block compatible with the card slot on the core bar that drills.
6. a kind of application method of device suitable for the drilling of TSP blastholes according to claim 5, which is characterized in that institute
It is L-type to state card slot.
7. a kind of application method of device suitable for the drilling of TSP blastholes according to claim 1, which is characterized in that institute
It is seamless steel pipe to state outer tube.
8. a kind of application method of device suitable for the drilling of TSP blastholes according to claim 1, which is characterized in that institute
It is seamless steel pipe to state drilling core bar.
9. a kind of application method of device suitable for the drilling of TSP blastholes according to claim 1, which is characterized in that institute
State distance of the radius less than stopper to outer tube axis of drill bit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610974923.6A CN106285465B (en) | 2016-10-27 | 2016-10-27 | A kind of device and method suitable for the drilling of TSP blastholes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610974923.6A CN106285465B (en) | 2016-10-27 | 2016-10-27 | A kind of device and method suitable for the drilling of TSP blastholes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106285465A CN106285465A (en) | 2017-01-04 |
| CN106285465B true CN106285465B (en) | 2018-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610974923.6A Expired - Fee Related CN106285465B (en) | 2016-10-27 | 2016-10-27 | A kind of device and method suitable for the drilling of TSP blastholes |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106918280A (en) * | 2017-02-09 | 2017-07-04 | 山东大学 | A kind of loess tunnel TSP blastholes cleaning measures integrated apparatus and method |
| CN107832505B (en) * | 2017-10-26 | 2020-12-18 | 山东大学 | Underground engineering pathological block advanced prediction method based on TSP (Total suspended particulate) system and block theory |
| CN114152158B (en) * | 2021-11-30 | 2023-08-08 | 华北科技学院(中国煤矿安全技术培训中心) | Explosion rod sinking device and use method thereof |
| CN116299660B (en) * | 2023-03-23 | 2024-05-10 | 广西公路检测有限公司 | Fine installation equipment and method for TGP method trigger device and receiving device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86200087U (en) * | 1986-01-09 | 1987-02-11 | 地质矿产部地质技术经济研究中心钻机室 | Slant-proof apparatus for level hole drilling |
| FI110804B (en) * | 2000-06-27 | 2003-03-31 | Sandvik Tamrock Oy | Method for opening joints of drilling components and rock drill |
| CN201672888U (en) * | 2010-05-31 | 2010-12-15 | 申圳 | Mine loading vessel |
| CN102346005A (en) * | 2011-10-14 | 2012-02-08 | 中铁隧道勘测设计院有限公司 | TSP explosive installer |
| CN203441366U (en) * | 2013-07-02 | 2014-02-19 | 中煤科工集团西安研究院 | Double-pipe fast connection and dust collection device for air sleeve pipe drilling |
| CN104613834B (en) * | 2015-01-23 | 2017-01-04 | 山东大学 | Apparatus for placing and operational approach for TSP big gun hole emulsion |
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- 2016-10-27 CN CN201610974923.6A patent/CN106285465B/en not_active Expired - Fee Related
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| CN106285465A (en) | 2017-01-04 |
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Granted publication date: 20181012 |