CN207436948U - A kind of geological exploration is with anti-deviation probing drill bit - Google Patents
A kind of geological exploration is with anti-deviation probing drill bit Download PDFInfo
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- CN207436948U CN207436948U CN201721563859.9U CN201721563859U CN207436948U CN 207436948 U CN207436948 U CN 207436948U CN 201721563859 U CN201721563859 U CN 201721563859U CN 207436948 U CN207436948 U CN 207436948U
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- drill bit
- drilling rod
- deviation
- wall
- clutch shaft
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Abstract
The utility model discloses a kind of geological explorations with anti-deviation probing drill bit, including drilling rod and drill bit, the bottom of the drilling rod is provided with drill bit interface, the interior bottom of the drill bit interface is provided with internal thread structure, it is equidistant on the outer wall of the drilling rod to be provided with clutch shaft bearing, the clutch shaft bearing and drilling rod rotation connection, and it is horizontally arranged with retracting cylinder on the opposite both sides outer wall of clutch shaft bearing, telescopic cavity is equipped in the retracting cylinder, and the one end of telescopic cavity away from clutch shaft bearing is provided with opening.In the utility model, user makes the inner wall that the end thereof contacts of pulley drill, the stability of its bottom can be kept when drilling rod rotates downward, prevents the offset of drill bit, the bottom of fixed cylinder is also made to contact stratum, increasing friction force, further enhance the stability of drill bit, the utility model structure novel solves the problems, such as that previous geology drill bit stability when stretching into stratum is poor, easy sideslip, it is highly practical, it is easy to spread.
Description
Technical field
The utility model is related to bit technique field more particularly to a kind of geological explorations with anti-deviation probing drill bit.
Background technology
In drilling process, drill bit is the main tool of fractured rock, and wellbore is formed by drill bit fractured rock.One
A wellbore forms fine or not, the length of time used, except the performance of the characteristic and drill bit with drilled strata rock in itself has outside the Pass,
More between drill bit and stratum to be mutually matched degree related.The reasonable selection of drill bit is comprehensive to raising rate of penetration, reduction drilling well
Synthesis originally plays an important role.Drill bit is the chief component of drilling equipment, and main function is broken pure rock, forms well
Eye.Rotary drilling-head is the drill bit that current petroleum industry generally uses, and rotary drilling-head can generate rotation under the drive of machinery, so as to
Entire drill bit is driven to generate centripetal movement, and passes through to invade and cuts, grind and make rock generation slight crack and crush, plays the work drilled downwards
With.And required drill bit needs to extend into the core of underground Zai Chu undergrounds in geological exploration, and further to detect, probe
When stretching into stratum, situation can not be estimated, the stratum being evenly distributed is not bad, and when stratum for encountering entanglement is easy to make drill bit
Offset, and drilling rod stretch into underground length it is longer, the stability of bottom drill bit is poorer, we design a kind of geological exploration therefore
It is popped one's head in anti-deviation probing, to solve the above problems.
Utility model content
The purpose of this utility model is to solve shortcoming in the prior art, and a kind of geological exploration proposed is used
Anti-deviation probing drill bit.
To achieve these goals, the utility model employs following technical solution：
A kind of anti-deviation probing drill bit of geological exploration, including drilling rod and drill bit, the bottom of the drilling rod is provided with brill
Head interface, the interior bottom of the drill bit interface are provided with internal thread structure, equidistant on the outer wall of the drilling rod to be provided with first
Bearing, the clutch shaft bearing and drilling rod rotation connection, and retracting cylinder is horizontally arranged on the opposite both sides outer wall of clutch shaft bearing, institute
It states and telescopic cavity is equipped in retracting cylinder, and the one end of telescopic cavity away from clutch shaft bearing is provided with opening, the telescopic cavity is close to bearing
The interior bottom of one end is provided with elastomeric spring, and the elastomeric spring is set along the length direction of telescopic cavity, and elastomeric spring is separate
The interior bottom end of telescopic cavity is connected with position-arresting disk, and the position-arresting disk is vertically arranged and connects on the one side outer wall away from elastomeric spring
Telescopic mast is connected to, one end exposure of the telescopic mast away from position-arresting disk is connected with pulley in telescopic cavity, and the drill bit is cylinder
Shape hollow structure, and external thread structure is provided in the external wall of upper portion of drill bit, it is rotatably connected in the upper inside wall of the drill bit
Second bearing, the bottom of the second bearing are fixedly connected with fixed cylinder, and the bottom of the drill bit is provided with contact head, and contacts
Sawtooth has uniformly been equidistantly positioned on head.
Preferably, the diameter of the position-arresting disk is more than the opening diameter size of retracting cylinder.
Preferably, the internal thread structure and external thread structure are adapted.
Preferably, the fixed cylinder is the perforative cylindrical shape hollow structure in both ends, and the bottom of fixed cylinder and contact head
Bottom flush setting.
Preferably, the pulley is made of steel material, and pulley is vertically arranged along the length direction of drilling rod.
Compared with prior art, the beneficial effects of the utility model are：In the utility model, user passes through first axle
It holds, the design of retracting cylinder, elastomeric spring, telescopic mast and pulley, the inner wall that the end thereof contacts of pulley is made to drill, can turn in drilling rod
When under trend, even if drilling rod, length can also keep the stability of its bottom again, reduce the vibrations of drilling rod, prevent the offset of drill bit, profit
With the design of second bearing and fixed cylinder, the bottom of fixed cylinder is made to contact stratum, increasing friction force further enhances drill bit
Stability, the utility model structure novel solve previous geology drill bit poor, the easy sideslip of stability when stretching into stratum and ask
Topic, it is highly practical, it is easy to spread.
Description of the drawings
Fig. 1 be the utility model proposes a kind of anti-deviation probing drill bit of geological exploration overall structure diagram；
Fig. 2 be the utility model proposes a kind of anti-deviation probing drill bit of geological exploration clutch shaft bearing and retracting cylinder
Structure diagram；
Fig. 3 be the utility model proposes a kind of anti-deviation probing drill bit of geological exploration drill bit structure schematic diagram；
Fig. 4 be the utility model proposes a kind of geological exploration contact head of anti-deviation probing drill bit polycrystalline substance
Schematic diagram.
In figure：1 drilling rod, 2 drill bit interfaces, 3 internal thread structures, 4 drill bits, 5 clutch shaft bearings, 6 retracting cylinders, 7 telescopic cavities, 8 bullets
Property spring, 9 position-arresting disks, 10 telescopic masts, 11 pulleys, 12 external thread structures, 13 second bearings, 14 fixed cylinders, 15 contact heads, 16 saw
Tooth.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.
With reference to Fig. 1-4, the anti-deviation probing drill bit of a kind of geological exploration, including drilling rod 1 and drill bit 4, the bottom of drilling rod 1
It is provided with drill bit interface 2, the interior bottom of drill bit interface 2 is provided with internal thread structure 3, equidistant on the outer wall of drilling rod 1 to be provided with
Clutch shaft bearing 5, clutch shaft bearing 5 and drilling rod 1 are rotatablely connected, and are horizontally arranged on the opposite both sides outer wall of clutch shaft bearing 5 flexible
Cylinder 6, retracting cylinder 6 is interior to be equipped with telescopic cavity 7, and the one end of telescopic cavity 7 away from clutch shaft bearing 5 is provided with opening, and telescopic cavity 7 is by paraxial
The interior bottom for holding 5 one end is provided with elastomeric spring 8, and elastomeric spring 8 is set along the length direction of telescopic cavity 7, and elastomeric spring 8 is remote
Interior bottom end from telescopic cavity 7 is connected with position-arresting disk 9, and position-arresting disk 9 is vertically arranged and on the one side outer wall away from elastomeric spring 8
Telescopic mast 10 is connected with, one end exposure of the telescopic mast 10 away from position-arresting disk 9 is connected with pulley 11 in telescopic cavity 7, and drill bit 4 is cylinder
Body shape hollow structure, and external thread structure 12 is provided in the external wall of upper portion of drill bit 4, it is rotatablely connected in the upper inside wall of drill bit 4
There is second bearing 13, the bottom of second bearing 13 is fixedly connected with fixed cylinder 14, and the bottom of drill bit 4 is provided with contact head 15, and
Sawtooth 16 is uniformly equidistantly positioned on contact head 15, the diameter of position-arresting disk 9 is more than the opening diameter size of retracting cylinder 6, interior spiral shell
Line structure 3 and external thread structure 12 are adapted, and fixed cylinder 14 is both ends perforative cylindrical shape hollow structure, and fixed cylinder 14
Bottom and the bottom of contact head 15 flush setting, and pulley 11 is made of steel material, and pulley 11 is erected along the length direction of drilling rod 1
It is straight to set.
In the utility model, drilling rod 1, using the elasticity of elastomeric spring 8, makes the contact drilling of pulley 11 when rotating decline
Inner wall using the rotation connection of clutch shaft bearing 5 and screw rod 1, makes clutch shaft bearing 5 and retracting cylinder 6 not rotate, is connect by pulley 11
The inner wall of drilling is touched, the vibrations of drilling rod 1 can be reduced, be rotatablely connected using second bearing 13 and drill bit 4, second bearing 13 and solid
Safety barrel 14 is fixedly connected, and makes drill bit 4 when rotating, the bottom contact stratum of fixed cylinder 14, meeting increasing friction force, 14 He of fixed cylinder
Second bearing 13 remains stationary as or the state of slow-speed, and drill bit 4 can be guided not shift, the utility model structure novel,
It is highly practical, it is easy to spread.
The above is only the preferable specific embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, according to this practicality
New technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of anti-deviation probing drill bit of geological exploration, including drilling rod (1) and drill bit (4), which is characterized in that the drilling rod
(1) bottom is provided with drill bit interface (2), and the interior bottom of the drill bit interface (2) is provided with internal thread structure (3), the brill
It is equidistant on the outer wall of bar (1) to be provided with clutch shaft bearing (5), the clutch shaft bearing (5) and drilling rod (1) rotation connection, and first
Retracting cylinder (6) is horizontally arranged on the opposite both sides outer wall of bearing (5), telescopic cavity (7) is equipped in the retracting cylinder (6), and stretches
The one end of contracting chamber (7) away from clutch shaft bearing (5) is provided with opening, and the telescopic cavity (7) sets close to the interior bottom of bearing (5) one end
It is equipped with elastomeric spring (8), the elastomeric spring (8) is set along the length direction of telescopic cavity (7), and elastomeric spring (8) is away from stretching
The interior bottom end of contracting chamber (7) is connected with position-arresting disk (9), and the position-arresting disk (9) is vertically arranged and one away from elastomeric spring (8)
Telescopic mast (10) is connected on the outer wall of side, one end exposure of the telescopic mast (10) away from position-arresting disk (9) is connected in telescopic cavity (7)
There is pulley (11), the drill bit (4) is cylindrical shape hollow structure, and is provided with external screw thread knot in the external wall of upper portion of drill bit (4)
Structure (12) is rotatably connected to second bearing (13) in the upper inside wall of the drill bit (4), and the bottom of the second bearing (13) is consolidated
Surely fixed cylinder (14) is connected with, the bottom of the drill bit (4) is provided with contact head (15), and uniformly equidistant on contact head (15)
It is provided with sawtooth (16).
A kind of 2. anti-deviation probing drill bit of geological exploration according to claim 1, which is characterized in that the position-arresting disk
(9) diameter is more than the opening diameter size of retracting cylinder (6).
A kind of 3. anti-deviation probing drill bit of geological exploration according to claim 1, which is characterized in that the internal thread
Structure (3) and external thread structure (12) are adapted.
A kind of 4. anti-deviation probing drill bit of geological exploration according to claim 1, which is characterized in that the fixed cylinder
(14) it is the perforative cylindrical shape hollow structure in both ends, and the bottom of fixed cylinder (14) and the bottom of contact head (15) flush and set
It puts.
A kind of 5. anti-deviation probing drill bit of geological exploration according to claim 1, which is characterized in that the pulley
(11) it is made of steel material, and pulley (11) is vertically arranged along the length direction of drilling rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721563859.9U CN207436948U (en) | 2017-11-21 | 2017-11-21 | A kind of geological exploration is with anti-deviation probing drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721563859.9U CN207436948U (en) | 2017-11-21 | 2017-11-21 | A kind of geological exploration is with anti-deviation probing drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207436948U true CN207436948U (en) | 2018-06-01 |
Family
ID=62286596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721563859.9U Active CN207436948U (en) | 2017-11-21 | 2017-11-21 | A kind of geological exploration is with anti-deviation probing drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207436948U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110966015A (en) * | 2019-12-20 | 2020-04-07 | 中国建筑第四工程局有限公司 | Drilling device for ground deep hole blasting |
| CN112211563A (en) * | 2020-09-11 | 2021-01-12 | 祁东县锋速钻探工具有限公司 | Rock geology drill bit of reducible drill bit off tracking |
| CN114383508A (en) * | 2022-03-24 | 2022-04-22 | 胜利油田胜华实业有限责任公司 | Special multi-functional appurtenance in oil field |
-
2017
- 2017-11-21 CN CN201721563859.9U patent/CN207436948U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110966015A (en) * | 2019-12-20 | 2020-04-07 | 中国建筑第四工程局有限公司 | Drilling device for ground deep hole blasting |
| CN112211563A (en) * | 2020-09-11 | 2021-01-12 | 祁东县锋速钻探工具有限公司 | Rock geology drill bit of reducible drill bit off tracking |
| CN114383508A (en) * | 2022-03-24 | 2022-04-22 | 胜利油田胜华实业有限责任公司 | Special multi-functional appurtenance in oil field |
| CN114383508B (en) * | 2022-03-24 | 2022-06-03 | 胜利油田胜华实业有限责任公司 | Special multi-functional appurtenance in oil field |
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