CN204060516U - Row's powder drill bit in dry type - Google Patents
Row's powder drill bit in dry type Download PDFInfo
- Publication number
- CN204060516U CN204060516U CN201420524153.1U CN201420524153U CN204060516U CN 204060516 U CN204060516 U CN 204060516U CN 201420524153 U CN201420524153 U CN 201420524153U CN 204060516 U CN204060516 U CN 204060516U
- Authority
- CN
- China
- Prior art keywords
- drilling rod
- rod link
- hole
- bit body
- pin shaft
- 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
- 239000000843 powder Substances 0.000 title claims abstract description 20
- 238000005553 drilling Methods 0.000 claims abstract description 31
- 239000011435 rock Substances 0.000 claims abstract description 5
- 238000010276 construction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 241001074085 Scophthalmus aquosus Species 0.000 abstract description 2
- 239000003245 coal Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
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- Earth Drilling (AREA)
Abstract
Row's powder drill bit in a kind of dry type, comprise bit body, the front end of bit body is provided with hard rock plated film cutter head, and the tail end of bit body is drilling rod link, it is characterized in that: described bit body is provided with powder outlet; The endoporus of described drilling rod link is regular hexagon, and orthohexagonal leading portion is cone shaped countersink; The surface of described drilling rod link is radially provided with pin shaft hole; Bearing pin is arranged on drilling rod link through pin shaft hole; Described bearing pin is provided with fixing spring; Described drilling rod link is provided with locating hole at the opposite face of pin shaft hole, is provided with fixing spring in locating hole; Described powder outlet is angling hole.This utility model is rational in infrastructure, and intensity is high, solves traditional bore mode easily causes plug-hole problem in construction, saves and move back the very loaded down with trivial details working programme such as brill, clear hole in drilling process, greatly improve efficiency of construction.Its structure is simple, and strong adaptability, easily operates, and has practicality widely.
Description
Technical field
The utility model relates to engineering drilling, mine locating drilling tool accessory field, coal seam, is specifically related to row's powder drill bit in a kind of dry type.
Background technology
Along with the fast development of China's economic construction, energy demand is very big, and coal resources are difficult to change as the main source of China's energy supply in the future for a long period of time, causes coal industry constantly towards mechanization, automation direction development.Colliery demonstration has the outstanding features such as non-homogeneity, anisotropy and fissurity, in boring procedure, jumbolter cornering rate passes to rock by drilling rod, drill bit, therefore, its anchor bit used plays vital effect in work progress, and the quality of bit performance directly affects drilling efficiency and boring cost.
Summary of the invention
The utility model, for above problem, provides row's powder drill bit in a kind of dry type.
The utility model is achieved through the following technical solutions: row's powder drill bit in a kind of dry type, and comprise bit body, the front end of bit body is provided with cutter head, and the tail end of bit body is drilling rod link, it is characterized in that: described bit body is provided with powder outlet; The endoporus of described drilling rod link is regular hexagon, and orthohexagonal leading portion is cone shaped countersink; The surface of described drilling rod link is radially provided with pin shaft hole; Bearing pin is arranged on drilling rod link through pin shaft hole; Described bearing pin is provided with fixing spring; Described drilling rod link is provided with locating hole at the opposite face of pin shaft hole, is provided with fixing spring in locating hole.
Further, described powder outlet is angling hole.
Preferably, described cutter head is hard rock plated film cutter head.
The usefulness of this utility model is, this utility model is rational in infrastructure, and intensity is high, solves traditional bore mode easily causes plug-hole problem in construction, save and move back the very loaded down with trivial details working programme such as brill, clear hole in drilling process, greatly improve efficiency of construction.Its structure is simple, and strong adaptability, easily operates, and has practicality widely.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is A-A place of the present utility model sectional view.
In figure, 1 bit body, 2 cutter heads, 3 drilling rod links, 4 powder outlets, 5 cone shaped countersink, 6 bearing pins, 7 fixing springs, 8 locating holes.
Detailed description of the invention
Row's powder drill bit in a kind of dry type, comprise bit body 1, the front end of bit body 1 is provided with cutter head 2, and the tail end of bit body 1 is drilling rod link 3, it is characterized in that: described bit body 1 is provided with powder outlet 4; The endoporus of described drilling rod link 3 is regular hexagon, and orthohexagonal leading portion is cone shaped countersink 5; The surface of described drilling rod link 3 is radially provided with pin shaft hole; Bearing pin 6 is arranged on drilling rod link 3 through pin shaft hole; Described bearing pin 6 is provided with fixing spring 7; Described drilling rod link 3 is provided with locating hole 8 at the opposite face of pin shaft hole, is provided with fixing spring 7 in locating hole 8, and described powder outlet 4 is angling hole, and described cutter head 2 is hard rock plated film cutter head.
The main dry type of producing with our company of the utility model is interior arranges powder drilling rod and matches, bit body 1 inside is the regular hexagon corresponding with this drilling rod shape, drilling rod is inserted bit body 1 inner, fixed by the bearing pin 6 set by drilling rod link 3, fixing spring 7 is located further, and the utility model structure is simple, strong adaptability, easy operation, has practicality widely.
Claims (3)
1. row's powder drill bit in dry type, comprise bit body (1), the front end of bit body (1) is provided with cutter head (2), and the tail end of bit body (1) is drilling rod link (3), it is characterized in that: described bit body (1) is provided with powder outlet (4); The endoporus of described drilling rod link (3) is regular hexagon, and orthohexagonal leading portion is cone shaped countersink (5); The surface of described drilling rod link (3) is radially provided with pin shaft hole; Bearing pin (6) is arranged on drilling rod link (3) through pin shaft hole; Described bearing pin (6) is provided with fixing spring (7); Described drilling rod link (3) is provided with locating hole (8) at the opposite face of pin shaft hole, is provided with fixing spring (7) in locating hole (8).
2. row's powder drill bit in a kind of dry type according to claim 1, is characterized in that: described powder outlet (4) is angling hole.
3. row's powder drill bit in a kind of dry type according to claim 1, is characterized in that: described cutter head (2) is hard rock plated film cutter head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420524153.1U CN204060516U (en) | 2014-09-13 | 2014-09-13 | Row's powder drill bit in dry type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420524153.1U CN204060516U (en) | 2014-09-13 | 2014-09-13 | Row's powder drill bit in dry type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204060516U true CN204060516U (en) | 2014-12-31 |
Family
ID=52202055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420524153.1U Expired - Fee Related CN204060516U (en) | 2014-09-13 | 2014-09-13 | Row's powder drill bit in dry type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204060516U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108979549A (en) * | 2018-08-03 | 2018-12-11 | 邹城兖矿泰德工贸有限公司 | Powder drill bit is arranged in dry type |
| CN109944550A (en) * | 2019-04-08 | 2019-06-28 | 无锡锡钻地质装备有限公司 | A kind of prospecting bore bit suitable for sand ground |
| CN111911083A (en) * | 2020-07-06 | 2020-11-10 | 山东科技大学 | Variable pyramid type drilling powder discharging pressure relief method |
-
2014
- 2014-09-13 CN CN201420524153.1U patent/CN204060516U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108979549A (en) * | 2018-08-03 | 2018-12-11 | 邹城兖矿泰德工贸有限公司 | Powder drill bit is arranged in dry type |
| CN109944550A (en) * | 2019-04-08 | 2019-06-28 | 无锡锡钻地质装备有限公司 | A kind of prospecting bore bit suitable for sand ground |
| CN111911083A (en) * | 2020-07-06 | 2020-11-10 | 山东科技大学 | Variable pyramid type drilling powder discharging pressure relief method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |