CN209398372U - A kind of wear-resisting anti-fracture anti-sticking drill steel of trolley connection locking buffering - Google Patents
A kind of wear-resisting anti-fracture anti-sticking drill steel of trolley connection locking buffering Download PDFInfo
- Publication number
- CN209398372U CN209398372U CN201920126065.9U CN201920126065U CN209398372U CN 209398372 U CN209398372 U CN 209398372U CN 201920126065 U CN201920126065 U CN 201920126065U CN 209398372 U CN209398372 U CN 209398372U
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- CN
- China
- Prior art keywords
- step body
- locking
- buffering
- drill steel
- locking buffering
- 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
- 230000003139 buffering effect Effects 0.000 title claims abstract description 83
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 40
- 239000010959 steel Substances 0.000 title claims abstract description 40
- 230000002968 anti-fracture Effects 0.000 title claims abstract description 14
- 239000011435 rock Substances 0.000 claims abstract description 26
- 239000000872 buffer Substances 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000005553 drilling Methods 0.000 abstract description 21
- 238000010276 construction Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Abstract
Locking, which is connected, the utility model discloses a kind of trolley buffers wear-resisting anti-fracture anti-sticking drill steel, structure is the bore bit library locking buffering cylindrical toroidal step body by the setting of drill steel main part one end, the bit shank locking buffering taper drift circular step body of other end setting, connecting rod front end is arranged connecting rod front end and locks buffering taper drift circular step body, connection rod rear end setting connection rod rear end locking buffering tapered annular step body successively interlocks composition, wherein the screwed connection position of main structure by external impacts when lock mutual buffer function mutually, with this reduce connecting portion by external impacts when excessive wear fatigue and frequently break pricker accident occur, the buffering cylindrical toroidal step body of drill steel main part front end contact locking simultaneously is identical as the overall diameter in bore bit library, this setting effectively prevents moving back pricker card pricker problem caused by rock drilling collapse hole, to Service life when bore bit drill steel rock drilling is further extended, material cost has been saved, has also created convenience for construction personnel.
Description
Technical field
This technology is related to mine drilling drilling device, is a kind of wear-resistant anti-fracture anti-sticking pricker of buffer-type connection of locking mutually
Bar, specifically a kind of trolley connection locking buffer wear-resisting anti-fracture drill steel.
Background technique
It is to utilize rock drilling equipment Drilling borehole in ore-rock in mining, driving and highway, the rock drilling of railway tunnel
Process.Mainly with mechanical rock drilling method, divide impact type, rotary and rotary impact type according to drilling tool manner of execution.In rock drilling
When drilling, need the drill steel by suitable strata structure be installed on rock drilling equipment working end carry out Drilling, drill steel using it is high-quality into
Mouth steel, are to be made by repeatedly forging with special heat treatment process.
Currently, drill steel used is broadly divided into two kinds, one is trolley drill steels, and one is small-sized air drill drill steel, platforms
Vehicle drill steel is mainly used for borehole drilling and punchinging compared with hard rock, while being widely used in mine large size and cheating the medium-length hole and iron adopted
The big section face rock drilling construction on road, vcehicular tunnel will have shock resistance, wear-resistant, anti-fracture so the quality requirement to it is higher
Ability, air drill drill steel is suitable for buzzer tool Drilling rock stratum without high hardness, thus using quality requirement be not it is very high,
From the point of view of the trolley drill steel used according to domestic current, quality height is different, generally existing in pricker in drill steel application process
The connecting portion of head and drill steel and connector sleeve is prone to wear fracture, and this breakage problem fails to obtain effective solution so far, give
Material consumption is caused using unit not say, also brings inconvenience to construction personnel.
Utility model content
Purpose of the utility model is to solve the above problems, and it is wear-resistant anti-breaking to provide a kind of buffer-type connection of locking mutually
Anti-sticking drill steel is split, specifically a kind of trolley connection locking buffers wear-resisting anti-fracture anti-sticking drill steel.
Realize that above-mentioned purpose the technical solution of the utility model is, a kind of trolley connection locking buffering is wear-resisting anti-fracture anti-sticking
Drill steel, it is characterised in that: structure is the bore bit library locking buffering cylindrical toroidal step body by the setting of drill steel main part one end, separately
Buffering taper drift is locked in the bit shank locking buffering taper drift circular step body of one end setting, connecting rod front end setting connecting rod front end
Circular step body, connection rod rear end setting connection rod rear end locking buffering tapered annular step body successively interlock composition, bit shank lock
Locking buffering taper drift circular step body and the locking of connecting rod front end buffer taper drift circular step body and screw tight connection by connector sleeve,
Locking buffering cylindrical toroidal step body in bore bit library is screwed tight with bore bit library to be connect, connection rod rear end locking buffering tapered annular step body
It screws tight and connect with rock drill connector sleeve；
Wherein drill steel main part is six square cylinder of water hole, and locking buffering cylindrical toroidal step body in front end bore bit library is
Buffering cone is locked in water hole cylindrical body, bit shank locking buffering taper drift circular step body, connecting rod front end setting connecting rod front end
It is water hole cylindrical body that shape, which hammers circular step body and connection rod rear end locking buffering tapered annular step body into shape,.
Preferably, the interlocking refers to that screw thread is interconnected and fixed.
Preferably, the bore bit library locking buffering long 60mm of cylindrical toroidal step body, bore bit library locking buffering cylinder
Circular step body diameter is mutually all 36mm, bore bit library locking buffering cylindrical toroidal step body thickness and bore bit with bore bit library overall diameter
Library thickness is identical.
Preferably, the bit shank locking buffering long 50mm of taper drift circular step body, bit shank locking buffering taper drift
Circular step body diameter identical 45mm with connector sleeve overall diameter, bit shank locking buffering taper drift circular step body thickness and connector sleeve
Cavity thickness are identical.
Preferably, the connecting rod front end locking buffering long 50mm of taper drift circular step body, connecting rod front end locking buffering
Taper drift circular step body diameter identical 45mm with connector sleeve outer diameter, connecting rod front end locking buffering taper drift circular step body are thick
It spends identical as connector sleeve cavity thickness.
Preferably, the connection rod rear end locking buffering long 50mm of tapered annular step body, connection rod rear end locking are slow
Rush tapered annular step body diameter and rock drill connector sleeve outer diameter 45mm each other, connection rod rear end locking buffering tapered annular step
Body thickness is identical as rock drill connector sleeve cavity thickness.
The utility model has the beneficial effects that
The utility model structure is simple, novel in design, practical reliable, and main purpose is in trolley rock drilling drilling, originally
Mutual buffer function is locked when the screwed connection position of utility model main structure is by external impacts mutually, connection is reduced with this
Excessive wear fatigue and frequently disconnected pricker accident generation when position is by external impacts, while drill steel main part front end contact
It is identical as the overall diameter in bore bit library to lock cylindrical toroidal step body, moving back when this set effectively avoids rock drilling collapse hole naturally
Pricker card pricker problem has saved material cost to further extend service life when bore bit drill steel rock drilling, is also construction
Personnel create convenience.
Detailed description of the invention
Fig. 1 is the utility model structure connection diagram；
Fig. 2 is the utility model structural decomposition diagram；
In figure, 1- drill steel main part；2- bore bit library locking buffering cylindrical toroidal step body；3- bore bit library；4- bit shank lock
Locking buffering taper drift circular step body；5- connector sleeve；6- connecting rod front end locking buffering taper drift circular step body；7- connection
Bar；8- connection rod rear end locking buffering tapered annular step body；9- rock drill connector sleeve.
Specific embodiment
The utility model is specifically described with reference to the accompanying drawing, as shown, a kind of trolley connection locking buffering is resistance to
Grind anti-fracture anti-sticking drill steel, it is characterised in that: structure is the bore bit library locking buffering circle by the setting of drill steel main part (1) one end
Band of column shape step body (2), bit shank locking buffering taper drift circular step body (4) of other end setting, the setting of connecting rod (7) front end
Connecting rod front end locking buffering taper drift circular step body (6), connecting rod (7) rear end setting connection rod rear end locking buffering taper
Circular step body (8) successively interlocks composition, bit shank locking buffering taper drift circular step body (4) and connecting rod front end locking buffering
Taper drift circular step body (6) screws tight connection, bore bit library locking buffering cylindrical toroidal step body (2) and pricker by connector sleeve (5)
Head library (3) screws tight connection, and connection rod rear end locking buffering tapered annular step body (8) is screwed tight with rock drill connector sleeve (9) to be connect；
Wherein drill steel main part (1) is six square cylinder of water hole, front end bore bit library locking buffering cylindrical toroidal step
Body (2) is water hole cylindrical body, before connecting rod is arranged in bit shank locking buffering taper drift circular step body (4), connecting rod (7) front end
End locking buffering taper drift circular step body (6) and connection rod rear end locking buffering tapered annular step body (8) were water
Hole cylindrical body.
Preferably, the interlocking refers to that screw thread is interconnected and fixed.
Preferably, described bore bit library locking buffering cylindrical toroidal step body (2) the long 60mm, bore bit library locking buffering circle
Band of column shape step body (2) diameter is mutually all 36mm, bore bit library locking buffering cylindrical toroidal step body with bore bit library (3) overall diameter
(2) thickness is identical as bore bit library (3) thickness.
Preferably, described bit shank locking buffering taper drift circular step body (4) the long 50mm, bit shank locking buffering taper
Hammering circular step body (4) diameter into shape, identical 45mm, bit shank locking buffer taper drift circular step body (4) with connector sleeve (5) overall diameter
Thickness is identical as connector sleeve (5) cavity thickness.
Preferably, connecting rod front end locking buffering taper drift circular step body (6) long 50mm, the locking of connecting rod front end are slow
Rushing taper drift circular step body (6) diameter, identical 45mm, connecting rod front end locking buffering taper drift are cyclic annular with connector sleeve (5) outer diameter
Step body (6) thickness is identical as connector sleeve (5) cavity thickness.
Preferably, described connection rod rear end locking buffering tapered annular step body (8) long 50mm, connection rod rear end locking
Buffer tapered annular step body (8) diameter and rock drill connector sleeve (9) outer diameter 45mm each other, connection rod rear end locking buffering taper
Circular step body (8) thickness is identical as rock drill connector sleeve (9) cavity thickness.
Connecting rod (7) one end when in use, is buffered tapered annular step body with rod rear end locking is connect first by the present invention
(8) connecting rod threaded portion is threadedly coupled with trolley bit shank sleeve of rock drill (9), then by connector sleeve (5) rotation against connection
Bit shank locking buffering taper is locked in bar front end locking buffering taper drift circular step body (6) connection, drill steel main part (1) rear end
Hammer circular step body (4) and connector sleeve (5) are against the connection that matches, drill steel main part (1) front end bore bit library locking buffering circle
Band of column shape step body (2) and bore bit library (3) rotation connection, be sequentially connected in this way after the completion of can just make the utility model structure by
Under power rotation, is formed and lock whole uniform stressed mutually, so that playing buffering reduces the excessive fretting fatigue speed of connecting portion,
In addition the overall diameter phase of drill steel main body (1) part front end contact locking buffering cylindrical body circular step body (2) and bore bit library (3)
Together, this set effectively avoids naturally moves back pricker card pricker problem caused by rock drilling collapse hole, to further extend drill steel
The service life of bore bit.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solutions of the utility model, the technology of the art
Personnel embody the principles of the present invention to some variations that some of them part may be made, and belong to the utility model
Protection scope within.
Claims (5)
1. a kind of trolley connection locking buffers wear-resisting anti-fracture anti-sticking drill steel, it is characterised in that: structure is by drill steel main part
The bore bit library locking buffering cylindrical toroidal step body of one end setting, the bit shank locking buffering taper drift circular step of other end setting
Body, connecting rod front end setting connecting rod front end lock buffering taper drift circular step body, connection rod rear end setting connection rod rear end
Locking buffering tapered annular step body successively interlocks composition, bit shank locking buffering taper drift circular step body and connecting rod front end lock
Locking buffering taper drift circular step body screws tight connection, bore bit library locking buffering cylindrical toroidal step body and bore bit library by connector sleeve
Connection is screwed tight, connection rod rear end locking buffering tapered annular step body is screwed tight with rock drill connector sleeve to be connect；
Wherein drill steel main part is six square cylinder of water hole, and locking buffering cylindrical toroidal step body in front end bore bit library was water
Buffering taper drift is locked in hole cylindrical body, bit shank locking buffering taper drift circular step body, connecting rod front end setting connecting rod front end
Circular step body and connection rod rear end locking buffering tapered annular step body are water hole cylindrical body.
2. a kind of trolley connection locking according to claim 1 buffers wear-resisting anti-fracture anti-sticking drill steel, it is characterised in that: pricker
Head library locking buffering the long 60mm of cylindrical toroidal step body, bore bit library locking buffering cylindrical toroidal step body diameter with it is straight outside bore bit library
Diameter is mutually all 36mm, and locking buffering cylindrical toroidal step body thickness in bore bit library is identical as bore bit library thickness.
3. a kind of trolley connection locking according to claim 1 buffers wear-resisting anti-fracture anti-sticking drill steel, it is characterised in that: pricker
The tail locking buffering long 50mm of taper drift circular step body, bit shank locking buffers straight outside taper drift circular step body diameter and connector sleeve
The identical 45mm of diameter, bit shank locking buffering taper drift circular step body thickness are identical as connector sleeve cavity thickness.
4. a kind of trolley connection locking according to claim 1 buffers wear-resisting anti-fracture anti-sticking drill steel, it is characterised in that: even
The extension bar front end locking buffering long 50mm of taper drift circular step body, connecting rod front end locking buffering taper drift circular step body diameter
45mm identical with connector sleeve outer diameter, connecting rod front end locking buffering taper drift circular step body thickness and connector sleeve cavity thickness phase
Together.
5. a kind of trolley connection locking according to claim 1 buffers wear-resisting anti-fracture anti-sticking drill steel, it is characterised in that: even
The extension bar rear end locking buffering long 50mm of tapered annular step body, connection rod rear end locking buffering tapered annular step body diameter and chisel
45mm, connection rod rear end locking buffer tapered annular step body thickness and rock drill connector sleeve cavity to rock machine connector sleeve outer diameter each other
Thickness is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920126065.9U CN209398372U (en) | 2019-01-22 | 2019-01-22 | A kind of wear-resisting anti-fracture anti-sticking drill steel of trolley connection locking buffering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920126065.9U CN209398372U (en) | 2019-01-22 | 2019-01-22 | A kind of wear-resisting anti-fracture anti-sticking drill steel of trolley connection locking buffering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209398372U true CN209398372U (en) | 2019-09-17 |
Family
ID=67899090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920126065.9U Expired - Fee Related CN209398372U (en) | 2019-01-22 | 2019-01-22 | A kind of wear-resisting anti-fracture anti-sticking drill steel of trolley connection locking buffering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209398372U (en) |
-
2019
- 2019-01-22 CN CN201920126065.9U patent/CN209398372U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220412 Address after: 737100 No. 206, Longyun Road, Jinchuan District, Jinchang City, Gansu Province Patentee after: Jinchang fuchangda Technology Co.,Ltd. Address before: 746400 ranjiazui community, Siba village, Kouba Township, Wen County, Longnan City, Gansu Province Patentee before: Ran Fufeng |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190917 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |