CN104358579A - Rock bolt on basis of mechanical anchoring device - Google Patents
Rock bolt on basis of mechanical anchoring device Download PDFInfo
- Publication number
- CN104358579A CN104358579A CN201410601282.0A CN201410601282A CN104358579A CN 104358579 A CN104358579 A CN 104358579A CN 201410601282 A CN201410601282 A CN 201410601282A CN 104358579 A CN104358579 A CN 104358579A
- Authority
- CN
- China
- Prior art keywords
- drill bit
- anchoring device
- mechanical anchoring
- bysmalith
- packing ring
- 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
- 238000004873 anchoring Methods 0.000 title claims abstract description 28
- 239000011435 rock Substances 0.000 title abstract description 12
- 238000012856 packing Methods 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 7
- 230000003064 anti-oxidating effect Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/008—Anchoring or tensioning means
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a rock bolt on the basis of a mechanical anchoring device. The rock bolt comprises a head end, a tail end, a handle part, external screw threads, a drill bit, the mechanical anchoring device, a spherical washer, a washer, a nut, a torque bulge and a connecting piece; the head end is formed at the upper part of the handle part; the tail end is formed at the lower part of the handle part; the external screw threads are respectively formed on the peripheries of the tail end and the handle part; the drill bit is arranged at the upper part of the mechanical anchoring device; and the mechanical anchoring device is arranged at the tight upper part of the handle part by the connecting piece. According to the arrangement of the mechanical anchoring device, the drill bit, the spherical washer, the washer and the nut, the rock bolt has a simple structure, is convenient to process, improves cooling performance of the drill bit, is beneficial for assisting in grasping both sides of the drill bit to firmly fix the drill bit on the mechanical anchoring device, improves working safety and working stability, prevents oxidation and corrosion and improves connection intensity.
Description
Technical field
The invention belongs to drilling well production equipment field, particularly relate to a kind of bysmalith based on mechanical anchor device.
Background technology
At present, bysmalith, for the structure of the passage of braced structures, as roof.Well-known have many dissimilar rock bolts.Bysmalith has far-end usually by an elongated handle of a knife, or " head end " and near-end (at the end of, in use, this is the surface closest to rock, and, in many cases, can realize from rock surface), or " afterbody ".Bysmalith is fixed on elongated drill hole, and this is drilled on rock fixing.In use, shaft bearing plate is fixed on afterbody bysmalith in rock surface.Bysmalith and loaded plate assembly carry out operating to support rock.
Many rock bolts can be used to supporting structure.Such as, can be used to support passage at mine anchor pole.During installation, usually need drill and the drill steel of boring, then remove from boring.Resin (or " mud ") is inserted in boring, then be inserted at bysmalith itself and tighten and prop up base plate, some rock bolt binding site anchoring mechanisms, it can interleaving for being mechanically connected, to firmly fix with the wall of boring by the bysmalith handled.
Conventional method for skyhook can be operation relatively consuming time.It needs the independent task of some, and it needs time and the amount of labour to strengthen significantly.
In addition, drill steel and drill bit are running stores, and this just increases the cost of skyhook.These mix drill bit as its part or the head end being connected to bysmalith, and tail end can be attached to rig floor with the well drilled through.Once hole is got out, bysmalith is maintained in hole.Although self drilling anchor has the advantage in application speed, grouting is very difficult, does not also specify any point anchorage mechanism, as firmly fixed anchor pole.
There is elapsed time and the amount of labour based on existing bysmalith large, grouting difficulty, can not firmly fix anchor pole, the safety and stablization poor performance of work, the problem that maintenance cost is high and application life is short.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of bysmalith based on mechanical anchor device, elapsed time is there is and the amount of labour is large to solve existing bysmalith, grouting difficulty, anchor pole can not be firmly fixed, the safety and stablization poor performance of work, the problem that maintenance cost is high and application life is short.
The present invention is by the following technical solutions:
Based on a bysmalith for mechanical anchor device, comprise head end, end, shank, external screw thread, drill bit, mechanical anchoring device, ball packing ring, packing ring, nut, moment of torsion projection and connector, described head end is arranged on the top of shank; Described end is arranged on the bottom of shank; Described external screw thread is separately positioned on the periphery of end and shank; Described drill bit is arranged on the upper position of mechanical anchoring device; Described mechanical anchoring device is arranged on the tight upper position of shank by connector; Described ball packing ring is arranged on the packing ring of end and the upper position of nut; Described nut is arranged on the periphery of moment of torsion projection by external screw thread.
Described mechanical anchoring device comprises expansion shell, chuck, blade, outer projection, shell aperture and groove, and described expansion shell is arranged on the external position of groove; Described chuck is arranged on the upper position of groove; Described outer projection is arranged on above expansion shell; Described shell aperture is arranged on the lower position of groove.
Described drill bit comprises apex point and drill bit link, and described apex point is arranged on the uppermost position of drill bit link.
Described blade specifically adopts 2 to 8, is conducive to making to firmly fix shank and drill bit, and then makes the safety and stability of raising work, reduces maintenance cost further, increases the service life.
Described outer projection specifically adopts 4 to 8, the thickness of described outer projection is specifically set to 1mm to 3mm, by the cooperation with blade, the both sides being conducive to auxiliary grasping drill bit, to be firmly fixed on mechanical anchoring device, are conducive to increasing work efficiency further.
Described ball packing ring, packing ring or nut specifically adopt stainless steel material to make, and are conducive to anti-oxidation and corrosion, and then improve bonding strength, reduce maintenance cost, increase the service life.
Beneficial effect of the present invention is: by the setting of mechanical anchoring device, drill bit, ball packing ring, packing ring and nut, make structure simple, easy to process, improve the cooling performance of drill bit, the both sides being conducive to auxiliary grasping drill bit, to be firmly fixed on mechanical anchoring device, make the safety and stability of raising work, anti-oxidation and corrosion, improve bonding strength, and then reduce maintenance cost, increase the service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of mechanical anchoring device of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described further:
In figure:
1-head end, 2-end, 3-shank, 4-external screw thread, 5-drill bit, 51-apex point, 52-drill bit link, 6-mechanical anchoring device, 61-expands shell, 62-chuck, 63-blade, 64-outer projection, 65-shell aperture, 66-groove, 7-ball packing ring, 8-packing ring, 9-nut, 10-moment of torsion is protruding, 11-connector.
Embodiment:
As shown in Figures 1 and 2
The invention provides a kind of bysmalith based on mechanical anchor device, comprise head end 1, end 2, shank 3, external screw thread 4, drill bit 5, mechanical anchoring device 6, ball packing ring 7, packing ring 8, nut 9, moment of torsion protruding 10 and connector 11, described head end 1 is arranged on the top of shank 3; Described end 2 is arranged on the bottom of shank 3; Described external screw thread 4 is separately positioned on the periphery of end 2 and shank 3; Described drill bit 5 is arranged on the upper position of mechanical anchoring device 6; Described mechanical anchoring device 6 is arranged on the tight upper position of shank 3 by connector 11; Described ball packing ring 7 is arranged on the packing ring 8 of end 2 and the upper position of nut 9; Described nut 9 is arranged on the periphery of moment of torsion projection 10 by external screw thread 4.
Described mechanical anchoring device 6 comprises expansion shell 61, chuck 62, blade 63, outer projection 64, shell aperture 65 and groove 66, and described expansion shell 61 is arranged on the external position of groove 66; Described chuck 62 is arranged on the upper position of groove 66; Described outer projection 64 is arranged on above expansion shell 61; Described shell aperture 65 is arranged on the lower position of groove 66.
Described drill bit 5 comprises apex point 51 and drill bit link 52, and described apex point 51 is arranged on the uppermost position of drill bit link 52.
Described blade 63 specifically adopts 2 to 8, is conducive to making to firmly fix shank and drill bit 5, and then makes the safety and stability of raising work, reduce maintenance cost further, increase the service life.
Described outer projection 64 specifically adopts 4 to 8, the thickness of described outer projection 64 is specifically set to 1mm to 3mm, by the cooperation with blade 63, the both sides being conducive to auxiliary grasping drill bit 5, to be firmly fixed on mechanical anchoring device 6, are conducive to increasing work efficiency further.
Described ball packing ring 7, packing ring 8 or nut 9 specifically adopt stainless steel material to make, and are conducive to anti-oxidation and corrosion, and then improve bonding strength.
Beneficial effect of the present invention is: by the setting of mechanical anchoring device, drill bit, ball packing ring, packing ring and nut, make structure simple, easy to process, improve the cooling performance of drill bit, the both sides being conducive to auxiliary grasping drill bit, to be firmly fixed on mechanical anchoring device, make the safety and stability of raising work, anti-oxidation and corrosion, improve bonding strength, and then reduce maintenance cost, increase the service life.
Utilize technical solutions according to the invention, or those skilled in the art being under the inspiration of technical solution of the present invention, designing similar technical scheme, and reach above-mentioned technique effect, is all fall into protection scope of the present invention.
Claims (6)
1. based on a bysmalith for mechanical anchor device, it is characterized in that, it comprises, head end, end, shank, external screw thread, drill bit, mechanical anchoring device, ball packing ring, packing ring, nut, moment of torsion projection and connector;
Described head end is arranged on the top of shank; Described end is arranged on the bottom of shank; Described external screw thread is separately positioned on the periphery of end and shank; Described drill bit is arranged on the upper position of mechanical anchoring device; Described mechanical anchoring device is arranged on the tight upper position of shank by connector; Described ball packing ring is arranged on the packing ring of end and the upper position of nut; Described nut is arranged on the periphery of moment of torsion projection by external screw thread.
2. a kind of bysmalith based on mechanical anchor device according to claim 1, is characterized in that, described mechanical anchoring device comprises expansion shell, chuck, blade, outer projection, shell aperture and groove, and described expansion shell is arranged on the external position of groove; Described chuck is arranged on the upper position of groove; Described outer projection is arranged on above expansion shell; Described shell aperture is arranged on the lower position of groove.
3. a kind of bysmalith based on mechanical anchor device according to claim 1, is characterized in that, described drill bit comprises apex point and drill bit link, and described apex point is arranged on the uppermost position of drill bit link.
4. a kind of bysmalith based on mechanical anchor device according to claim 2, is characterized in that, described blade specifically adopts 2 to 8.
5. a kind of bysmalith based on mechanical anchor device according to claim 2, it is characterized in that, described outer projection specifically adopts 4 to 8, and the thickness of described outer projection is specifically set to 1mm to 3mm.
6. a kind of bysmalith based on mechanical anchor device according to claim 1, is characterized in that, described ball packing ring, packing ring or nut adopt stainless steel material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410601282.0A CN104358579A (en) | 2014-11-01 | 2014-11-01 | Rock bolt on basis of mechanical anchoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410601282.0A CN104358579A (en) | 2014-11-01 | 2014-11-01 | Rock bolt on basis of mechanical anchoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104358579A true CN104358579A (en) | 2015-02-18 |
Family
ID=52525876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410601282.0A Pending CN104358579A (en) | 2014-11-01 | 2014-11-01 | Rock bolt on basis of mechanical anchoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104358579A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107956426A (en) * | 2017-12-07 | 2018-04-24 | 河南广度超硬材料有限公司 | Mining special diamond drill bit and its operation principle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101109276A (en) * | 2006-07-20 | 2008-01-23 | 简恩马股份有限公司 | Rock bolt |
| CN101784752A (en) * | 2007-08-31 | 2010-07-21 | 山特维克知识产权股份有限公司 | Rock bolt with mechanical anchor |
| CN203655328U (en) * | 2013-02-19 | 2014-06-18 | 裴春光 | Shear type expansion anchor bolt |
| CN204238958U (en) * | 2014-11-01 | 2015-04-01 | 郑州神利达钻采设备有限公司 | A kind of bysmalith based on mechanical anchor device |
-
2014
- 2014-11-01 CN CN201410601282.0A patent/CN104358579A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101109276A (en) * | 2006-07-20 | 2008-01-23 | 简恩马股份有限公司 | Rock bolt |
| CN101784752A (en) * | 2007-08-31 | 2010-07-21 | 山特维克知识产权股份有限公司 | Rock bolt with mechanical anchor |
| CN203655328U (en) * | 2013-02-19 | 2014-06-18 | 裴春光 | Shear type expansion anchor bolt |
| CN204238958U (en) * | 2014-11-01 | 2015-04-01 | 郑州神利达钻采设备有限公司 | A kind of bysmalith based on mechanical anchor device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107956426A (en) * | 2017-12-07 | 2018-04-24 | 河南广度超硬材料有限公司 | Mining special diamond drill bit and its operation principle |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150218 |