CN215672077U - Petroleum geological exploration drill rod - Google Patents
Petroleum geological exploration drill rod Download PDFInfo
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- CN215672077U CN215672077U CN202121608823.4U CN202121608823U CN215672077U CN 215672077 U CN215672077 U CN 215672077U CN 202121608823 U CN202121608823 U CN 202121608823U CN 215672077 U CN215672077 U CN 215672077U
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- ring platform
- hollow vertical
- drill
- geological exploration
- outer ring
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Abstract
The utility model belongs to the technical field of exploration drill rods, and particularly relates to a petroleum geological exploration drill rod which comprises a hollow vertical rod and a drill bit, wherein a connecting mechanism is processed at the bottom of the hollow vertical rod, and joint mechanisms are processed at the upper ends of the hollow vertical rod and the drill bit; the connecting mechanism comprises an outer ring platform and a conical thread groove which are arranged at the bottom of the hollow vertical rod, the outer ring platform is positioned at the lower side of the conical thread groove, and the outer ring platform is symmetrically provided with anti-skid buckle grooves; the joint mechanism comprises an inner ring platform and a conical threaded joint, the inner ring platform is symmetrically provided with a sliding cavity, an anti-skidding locking block is connected in the sliding cavity in a sliding manner, an elastic part is connected between the anti-skidding locking block and the sliding cavity, and a guide inclined plane is processed on the upper surface of the anti-skidding locking block; the utility model solves the problem that when a drilling machine drills downwards to enable drill rods to rotate to drill into the ground, if the threaded connection section between the drill rods slips or the drill bit slips, people need to retract the drill rods to the ground again to replace or overhaul, and normal exploration work is affected.
Description
Technical Field
The utility model belongs to the technical field of exploration drill rods, and particularly relates to a petroleum geological exploration drill rod.
Background
Geological exploration is the investigation and research activities of surveying and detecting geology, determining a proper bearing stratum, determining a foundation type according to the foundation bearing capacity of the bearing stratum and calculating foundation parameters. Prior to oil production, geological exploration is an indispensable step.
Adopt the drill rod to drill the position of exploration usually in the present petroleum geological exploration, in order to be applicable to darker degree of depth, consequently, need be in the same place a plurality of drill rods splices, among the prior art, splice through threaded connection between the drill rod, the drill bit of drill rod also is through screw thread fixed connection simultaneously, when drilling under the rig makes the drill rod rotate and bores into the underground, if the threaded connection section between the drill rod appears skidding or drill bit department appears skidding, need people to withdraw the drill rod again to ground change or overhaul, influence the normal clear of exploration work.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is: the petroleum geological exploration drill rod aims to solve the problem that when a drill rod is rotated to drill underground under a drilling machine, if a threaded connection section between the drill rods slips or a drill bit slides, people are required to withdraw the drill rod to the ground again for replacement or maintenance, and normal operation of exploration work is affected.
In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:
a petroleum geological exploration drill rod comprises a hollow vertical rod and a drill bit, wherein a connecting mechanism is processed at the bottom of the hollow vertical rod, and joint mechanisms are processed at the upper ends of the hollow vertical rod and the drill bit;
the connecting mechanism comprises an outer ring platform and a conical thread groove which are arranged at the bottom of the hollow vertical rod, the outer ring platform is positioned at the lower side of the conical thread groove, and the outer ring platform is symmetrically provided with anti-skid thread grooves;
the joint mechanism comprises an inner ring platform and a conical threaded joint, the inner ring platform is matched with the outer ring platform, the inner ring platform is symmetrically provided with a sliding cavity, the inside of the sliding cavity is connected with an anti-skidding locking block matched with the anti-skidding catching groove in a sliding mode, an elastic piece is connected between the anti-skidding locking block and the sliding cavity, and a guide inclined plane is machined on the upper surface of the anti-skidding locking block.
Can splice through coupling mechanism and coupling mechanism between a plurality of hollow montants, the drill bit also can splice through coupling mechanism and coupling mechanism between the hollow montant simultaneously, after the complete screw in toper thread groove of toper screwed joint, during elastic component elasticity promoted anti-skidding locking piece card income anti-skidding catching groove to make and can further obtain fixing between each hollow montant and between drill bit and the hollow montant.
Limiting grooves are formed in two sides of the sliding cavity, and limiting sliding blocks matched with the limiting grooves are machined on the anti-sliding locking blocks.
When the elastic piece pops out the anti-skidding locking piece, the anti-skidding locking piece can be prevented from popping out of the sliding cavity through the limiting matching between the limiting sliding block and the limiting groove.
Spiral protrusions are formed on the surfaces of the hollow vertical rods.
Through processing spiral protrusion on the surface of the hollow vertical rod, soil and rocks which are crushed underground can be conveyed out to the ground through the spiral protrusion when the drill rod drills downwards.
The elastic piece is a spring.
The elastic piece is set to be a spring, so that the structure is simple, and the processing and the assembly are convenient.
And the conical thread groove and the conical thread joint are sealed by packing.
When a plurality of hollow vertical rods are spliced, the conical thread grooves and the conical thread joints are sealed by filling materials, so that the hollow vertical rods can be effectively sealed.
The number of the sliding cavities and the number of the anti-skid locking blocks are two.
Set up sliding chamber and anti-skidding locking piece into two, when hollow montant and drill bit need be dismantled, only need single from both sides with anti-skidding locking piece impress sliding chamber can, instrument and the manpower that expends during the dismantlement are few.
The hollow vertical rods and the drill bit and the hollow vertical rods can be spliced by completely screwing the conical threaded joints of the joint mechanisms into the conical threaded grooves; in the process that the conical threaded joint is gradually screwed into the conical threaded groove, due to the elastic action of the elastic piece, the anti-skid locking block can be pushed out of the skid cavity until the guide inclined plane on the upper surface of the anti-skid locking block is abutted to the outer ring platform, the anti-skid locking block can be accommodated into the skid cavity under the guide of the guide inclined plane, after the conical threaded joint is completely screwed into the conical threaded groove, the anti-skid locking block can correspond to the anti-skid buckling groove, the anti-skid locking block is pushed to be clamped into the anti-skid buckling groove under the elastic action of the elastic piece, so that all the hollow vertical rods and the drill bit and the hollow vertical rods can be further fixed, the problem that the threaded connection section between all the hollow vertical rods slips in the process that the drill rod rotates to drill is avoided, and the problem that the threaded connection section between the drill bit and the hollow vertical rods slips in the process that the drill rod rotates to drill is also avoided.
Drawings
The utility model is further illustrated by the non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic cross-sectional view of a single hollow vertical rod of an embodiment of the drill rod for petroleum geological exploration according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
FIG. 4 is a schematic view of a drill bit according to an embodiment of the present invention;
FIG. 5 is a schematic sectional view of a threaded connection section for splicing a hollow vertical rod and a drill bit and the hollow vertical rod according to an embodiment of the drill rod for petroleum geological exploration;
FIG. 6 is an enlarged view of the structure at C in FIG. 5;
the main element symbols are as follows:
the anti-skidding thread-cutting drill comprises a hollow vertical rod 1, a spiral protrusion 11, a drill bit 2, an outer annular table 31, an anti-skidding buckle slot 311, a conical thread slot 32, an inner annular table 41, a sliding cavity 411, an anti-skidding locking block 412, a limiting slot 413, a limiting sliding block 414, a conical thread joint 42, an elastic piece 43 and a guide inclined plane 44.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.
As shown in fig. 1-6, the petroleum geological exploration drill rod comprises a hollow vertical rod 1 and a drill bit 2, wherein a connecting mechanism is processed at the bottom of the hollow vertical rod 1, and joint mechanisms are processed at the upper ends of the hollow vertical rod 1 and the drill bit 2; the connecting mechanism comprises an outer ring platform 31 and a conical thread groove 32 which are arranged at the bottom of the hollow vertical rod 1, the outer ring platform 31 is positioned at the lower side of the conical thread groove 32, and the outer ring platform 31 is symmetrically provided with anti-skid thread grooves 311; the joint mechanism comprises an inner ring platform 41 and a conical threaded joint 42, the inner ring platform 41 is matched with the outer ring platform 31, the inner ring platform 41 is symmetrically provided with a sliding cavity 411, the inside of the sliding cavity 411 is slidably connected with an anti-skidding locking block 412 matched with the anti-skidding buckling groove 311, an elastic part 43 is connected between the anti-skidding locking block 412 and the sliding cavity 411, and the upper surface of the anti-skidding locking block 412 is processed with a guide inclined surface 44.
The hollow vertical rods 1 and the drill bit 2 and the hollow vertical rods 1 can be spliced through the joint mechanisms and the connecting mechanisms; during splicing, the conical threaded joint 42 of the joint mechanism is completely screwed into the conical threaded groove 32, the inner annular table 41 is synchronously inserted into the outer annular table 31, as shown in fig. 5, so that people can splice a plurality of hollow vertical rods 1 according to the drilling depth, and the drill bit 2 can also be spliced at the bottoms of the hollow vertical rods 1 in the same way; in the process that the tapered threaded joint 42 is gradually screwed into the tapered threaded groove 32, due to the elastic action of the elastic member 43, the anti-slip lock block 412 is pushed out of the slip cavity until the guide inclined surface 44 on the upper surface of the anti-slip lock block 412 abuts against the outer annular table 31, at this time, as the tapered threaded joint 42 is continuously screwed into the tapered threaded groove 32, under the guide of the guide inclined surface 44, the anti-slip lock block 412 can be accommodated into the slip cavity 411, the anti-slip lock block 412 does not pop up under the blocking of the outer annular table 31, after the tapered threaded joint 42 is completely screwed into the tapered threaded groove 32, the anti-slip lock block 412 can correspond to the anti-slip groove 311, at this time, the anti-slip lock block 412 is no longer blocked by the outer annular table 31, the anti-slip lock block 412 is pushed to be clamped into the anti-slip groove 311 under the elastic action of the elastic member 43, so that the hollow vertical rods 1 and the drill bit 2 and the hollow vertical rods 1 can be further fixed, the problem that the threaded connection section between the hollow vertical rods 1 slips in the process of rotating and drilling the drill rod is avoided, and the problem that the threaded connection section between the drill bit 2 and the hollow vertical rods 1 slips in the process of rotating and drilling the drill rod is also avoided.
Referring to fig. 2, two sides of the sliding cavity 411 are provided with a limiting groove 413, and the anti-sliding lock block 412 is provided with a limiting sliding block 414 matching with the limiting groove 413.
When the elastic member 43 ejects the anti-skid lock 412, the anti-skid lock 412 can be prevented from being ejected out of the sliding cavity 411 by the limit fit between the limit slider 414 and the limit groove 413.
Referring to fig. 1, a hollow stem 1 is formed with a spiral protrusion 11 on its surface.
Through at hollow montant 1 surface processing spiral protrusion 11, can be when the drilling rod is bored downwards, send out ground broken soil and rock through spiral protrusion 11.
Referring to fig. 2 and 6, the elastic member 43 is a spring.
The elastic piece 43 is set as a spring, so that the structure is simple, and the processing and the assembly are convenient.
The conical thread groove 32 and the conical thread joint 42 are sealed by packing.
When a plurality of hollow vertical rods 1 are spliced, the conical thread groove 32 and the conical thread joint 42 are sealed by filling, so that the hollow vertical rods 1 can be effectively sealed.
The number of the slide cavities 411 and the anti-slip lock blocks 412 is two.
Set up sliding chamber 411 and anti-skidding locking piece 412 to two, when needing to dismantle hollow montant 1 and drill bit 2, only need single from both sides with anti-skidding locking piece 412 impress sliding chamber 411 can, the instrument and the manpower that consume are few during the dismantlement.
The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a petroleum geological exploration drilling rod, includes hollow montant and drill bit, its characterized in that: the bottom of the hollow vertical rod is provided with a connecting mechanism, and the upper ends of the hollow vertical rod and the drill bit are provided with joint mechanisms;
the connecting mechanism comprises an outer ring platform and a conical thread groove which are arranged at the bottom of the hollow vertical rod, the outer ring platform is positioned at the lower side of the conical thread groove, and the outer ring platform is symmetrically provided with anti-skid thread grooves;
the joint mechanism comprises an inner ring platform and a conical threaded joint, the inner ring platform is matched with the outer ring platform, the inner ring platform is symmetrically provided with a sliding cavity, the inside of the sliding cavity is connected with an anti-skidding locking block matched with the anti-skidding catching groove in a sliding mode, an elastic piece is connected between the anti-skidding locking block and the sliding cavity, and a guide inclined plane is machined on the upper surface of the anti-skidding locking block.
2. The petroleum geological exploration drill pipe of claim 1, wherein: limiting grooves are formed in two sides of the sliding cavity, and limiting sliding blocks matched with the limiting grooves are machined on the anti-sliding locking blocks.
3. The petroleum geological exploration drill pipe of claim 1, wherein: spiral protrusions are formed on the surfaces of the hollow vertical rods.
4. The petroleum geological exploration drill pipe of claim 1, wherein: the elastic piece is any one of a spring and a metal elastic sheet.
5. The petroleum geological exploration drill pipe of claim 1, wherein: and the conical thread groove and the conical thread joint are sealed by packing.
6. The petroleum geological exploration drill pipe of claim 1, wherein: the number of the sliding cavities and the number of the anti-skid locking blocks are two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121608823.4U CN215672077U (en) | 2021-07-13 | 2021-07-13 | Petroleum geological exploration drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121608823.4U CN215672077U (en) | 2021-07-13 | 2021-07-13 | Petroleum geological exploration drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215672077U true CN215672077U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121608823.4U Active CN215672077U (en) | 2021-07-13 | 2021-07-13 | Petroleum geological exploration drill rod |
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| CN (1) | CN215672077U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115365951A (en) * | 2022-07-29 | 2022-11-22 | 四川华能涪江水电有限责任公司 | Grinding device for blades of water turbine |
-
2021
- 2021-07-13 CN CN202121608823.4U patent/CN215672077U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115365951A (en) * | 2022-07-29 | 2022-11-22 | 四川华能涪江水电有限责任公司 | Grinding device for blades of water turbine |
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