CN215953017U - Core sampler is got in well drilling - Google Patents

Abstract

The utility model discloses a core sampler for drilling, which comprises an installation platform, wherein a first motor is fixedly installed at the center of the top of the installation platform, installation legs are fixedly installed on two sides of the bottom of the installation platform, a first air cylinder is fixedly installed on one side, far away from the installation legs, of the installation legs, a universal wheel is fixedly installed at the bottom of the first air cylinder, a first through groove is formed in the installation platform, and first sliding grooves are formed in the installation platform and positioned on two sides of the first through groove. According to the utility model, the first motor is installed by arranging the installation platform, the threaded rod is driven by arranging the first motor, the universal wheel is moved by arranging the first air cylinder, the installation platform is stabilized by arranging the fixed base frame, and the moving rod is accommodated by arranging the first through groove, so that the problem that the sampling quality is greatly reduced because the distance of the derrick is limited and further secondary adjustment cannot be carried out is solved.

Description

Core sampler is got in well drilling

Technical Field

The utility model relates to the technical field of drilling, in particular to a core sampler for drilling.

Background

The drilling of a hole from the ground by mechanical equipment or manpower is called drilling, generally refers to the engineering of drilling a borehole and a large-diameter water supply well by exploring or developing liquid and gaseous minerals such as petroleum, natural gas and the like, the drilling is widely applied in national economic construction, currently, rotary disc drilling is widely used in oil fields in China for drilling, main equipment comprises a derrick, an operation platform, a diesel engine, a drilling machine, a drilling tool, a slurry pump, a generator, test equipment, a fuel oil tank, a boiler and the like, a dunk drill, also called a percussion drill, is used for conveying a dunk drill bit to the bottom of the well by a steel wire rope, a walking beam mechanism is driven by power to enable one end of a walking beam to move up and down and drive the steel wire rope and the drill bit to generate up and down impact action so as to crush rocks, the dunk drill has slow drilling speed and low efficiency, cannot adapt to the drilling requirements of increasingly increasing well depths and complex strata, and is gradually replaced by a rotary drill, but the equipment is simple, low cost, no pollution to oil layer, etc. and may be used in shallow low pressure oil and gas well, leakage well, etc.

When the drilling coring is carried out, the derrick distance is limited, further secondary adjustment cannot be carried out, and the quality of sampling is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a drilling coring sampler which has the advantage of convenience in adjustment and solves the problem that the sampling quality is greatly reduced due to the fact that the distance of a derrick is limited and further secondary adjustment cannot be performed.

In order to achieve the purpose, the utility model provides the following technical scheme: a core sampler for drilling comprises a mounting table, wherein a first motor is fixedly mounted at the center of the top of the mounting table, mounting legs are fixedly mounted on two sides of the bottom of the mounting table, a first cylinder is fixedly mounted on one side, away from the mounting legs, of the mounting legs, universal wheels are fixedly mounted at the bottom of the first cylinder, a first through groove is formed in the mounting table, first sliding grooves are formed in the mounting table and positioned on two sides of the first through groove, a moving rod is arranged in the first through groove, a drilling tool is arranged at the bottom of the moving rod, a fixed base frame is arranged at the bottom of the mounting legs, a thread groove is formed in the moving rod, a holding groove is formed in the moving rod and positioned at the bottom of the thread groove, a second through groove is formed in the mounting legs, and second sliding grooves are formed in the mounting legs and positioned on two sides of the second through groove, and a clamping groove is formed in the mounting leg and positioned at the top of the second through groove.

Preferably, the inside sliding connection of second spout has the second slider, the one side that the second slider is close to relatively with fixed base frame fixed connection.

Preferably, the inside fixed mounting of draw-in groove has the second cylinder, the fixed base frame passes through the bottom fixed connection to the inside of installing leg and second cylinder through the second logical groove.

Preferably, a second motor is fixedly mounted inside the accommodating groove, and an output shaft of the second motor penetrates through the bottom of the moving rod and is fixedly connected with the top of the drilling tool.

Preferably, the first sliding block is connected to the inside of the first sliding groove in a sliding manner, and one side, close to the first sliding block, of the first sliding block is fixedly connected with the moving rod.

Preferably, the inside of thread groove is connected with the threaded rod through the screw thread rotation, the output shaft of first motor runs through the inside of mount table and the top fixed connection of threaded rod.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the first motor is installed by arranging the installation platform, the threaded rod is driven by arranging the first motor, the universal wheel is moved by arranging the first air cylinder, the installation platform is stabilized by arranging the fixed base frame, the movable rod is accommodated by arranging the first through groove, the well core is sampled by arranging the drilling tool, the second motor is installed by arranging the accommodating groove, the fixed base frame is accommodated by arranging the second through groove, the second sliding block is limited by arranging the second sliding groove, the second sliding block is prevented from shaking in the moving process, the second air cylinder is installed by arranging the clamping groove, and meanwhile, the problem that the sampling quality is greatly reduced because the distance of the derrick is limited and further secondary adjustment cannot be carried out is solved.

2. The second sliding block is arranged to limit the fixed base frame, so that the fixed base frame is prevented from shaking in the moving process, the second air cylinder is arranged to move the fixed base frame, the second motor is arranged to drive the drilling tool, and the first sliding block is arranged to limit the moving rod, so that the moving rod is prevented from shaking in the moving process.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is a partial enlarged view of the utility model at a in fig. 2.

In the figure: 1. an installation table; 2. a first motor; 3. mounting legs; 4. a universal wheel; 5. a travel bar; 6. drilling tools; 7. a first cylinder; 8. fixing a base frame; 9. accommodating grooves; 10. a first through groove; 11. a threaded rod; 12. a thread groove; 13. a first slider; 14. a first chute; 15. a card slot; 16. a second through groove; 17. a second slider; 18. a second chute; 19. a second cylinder; 20. a second motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a core sampler for drilling comprises a mounting table 1, a first motor 2 is fixedly mounted at the center of the top of the mounting table 1, mounting legs 3 are fixedly mounted at both sides of the bottom of the mounting table 1, a first cylinder 7 is fixedly mounted at one side of the mounting legs 3 away from each other, a universal wheel 4 is fixedly mounted at the bottom of the first cylinder 7, a first through groove 10 is formed in the mounting table 1, first sliding grooves 14 are formed in both sides of the first through groove 10 in the mounting table 1, a moving rod 5 is arranged in the first through groove 10, a drilling tool 6 is arranged at the bottom of the moving rod 5, a fixed base frame 8 is arranged at the bottom of the mounting legs 3, threaded grooves 12 are formed in the moving rod 5, a holding groove 9 is formed in the moving rod 5 and at the bottom of the threaded grooves 12, a second through groove 16 is formed in the mounting legs 3, second sliding grooves 18 are formed in both sides of the mounting legs 3 and at the second through grooves 16, the mounting leg 3 is internally provided with a clamping groove 15 at the top of a second through groove 16, the first motor 2 is mounted by arranging the mounting table 1, a threaded rod 11 is driven by arranging the first motor 2, the universal wheel 4 is moved by arranging a first air cylinder 7, the mounting table 1 is stabilized by arranging a fixed base frame 8, a moving rod 5 is accommodated by arranging a first through groove 10, a well core is sampled by arranging a drilling tool 6, a second motor 20 is mounted by arranging an accommodating groove 9, the fixed base frame 8 is accommodated by arranging a second through groove 16, a second sliding block 17 is limited by arranging a second sliding groove 18, the second sliding block 17 is prevented from shaking in the moving process, a second air cylinder 19 is mounted by arranging the clamping groove 15, the second sliding block 17 is connected inside the second sliding groove 18 in a sliding manner, one side of the second sliding block 17, which is relatively close to, is fixedly connected with the fixed base frame 8, the fixed base frame 8 is limited by arranging the second sliding block 17, the fixed base frame 8 is prevented from shaking in the moving process, the second air cylinder 19 is fixedly arranged in the clamping groove 15, the fixed base frame 8 penetrates through the inside of the mounting leg 3 through the second through groove 16 and is fixedly connected with the bottom of the second air cylinder 19, the fixed base frame 8 is moved by arranging the second air cylinder 19, the second motor 20 is fixedly arranged in the accommodating groove 9, the output shaft of the second motor 20 penetrates through the bottom of the moving rod 5 and is fixedly connected with the top of the drilling tool 6, the drilling tool 6 is driven by arranging the second motor 20, the first sliding groove 14 is internally and slidably connected with the first sliding block 13, one side, close to the first sliding block 13, of the first sliding block 13 is fixedly connected with the moving rod 5, the moving rod 5 is limited by arranging the first sliding block 13, and the moving rod 5 is prevented from shaking in the moving process, the inside of thread groove 12 is connected with threaded rod 11 through the screw thread rotation, and the output shaft of first motor 2 runs through the inside of mount table 1 and threaded rod 11's top fixed connection.

During the use, open first cylinder 7, drive universal wheel 4 downstream through first cylinder 7, thereby promote mount table 1 through universal wheel 4 and wholly remove, when stable, close first cylinder 7, drive universal wheel 4 upstream through first cylinder 7, open second cylinder 19, drive second spout 18 and second slider 17 downstream through second cylinder 19, open first motor 2 after that, drive threaded rod 11 through first motor 2 and rotate, make carriage release lever 5 downstream, open second motor 20, make second motor 20 drive drilling tool 6 and rotate, drill, during the regulation, move down through second cylinder 19, drive mount table 1 downstream, carry out the secondary control to drilling tool 6 position.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A core sampler for drilling comprising a mounting table (1), characterized in that: a first motor (2) is fixedly mounted at the center of the top of the mounting table (1), mounting legs (3) are fixedly mounted on two sides of the bottom of the mounting table (1), a first cylinder (7) is fixedly mounted on one side, far away from the mounting legs (3), of the mounting table, universal wheels (4) are fixedly mounted on the bottom of the first cylinder (7), a first through groove (10) is formed in the mounting table (1), first sliding grooves (14) are formed in the mounting table (1) and located on two sides of the first through groove (10), a moving rod (5) is arranged in the first through groove (10), a drilling tool (6) is arranged at the bottom of the moving rod (5), a fixed base frame (8) is arranged at the bottom of the mounting legs (3), a threaded groove (12) is formed in the moving rod (5), a holding groove (9) is formed in the moving rod (5) and located on the bottom of the threaded groove (12), the inside of installing leg (3) has been seted up the second and has been led to groove (16), second spout (18) have all been seted up to the inside of installing leg (3) and the both sides that are located second and lead to groove (16), draw-in groove (15) have been seted up to the inside of installing leg (3) and the top that is located second and lead to groove (16).

2. The drilling core sampler as recited in claim 1, wherein: the inside sliding connection of second spout (18) has second slider (17), one side that second slider (17) are close to relatively is with fixed base frame (8) fixed connection.

3. The drilling core sampler as recited in claim 1, wherein: the inside fixed mounting of draw-in groove (15) has second cylinder (19), fixed base frame (8) are through the bottom fixed connection of the inside of second cylinder (19) to installation leg (3) through second logical groove (16).

4. The drilling core sampler as recited in claim 1, wherein: the inside fixed mounting of holding tank (9) has second motor (20), the output shaft of second motor (20) runs through to the bottom of carriage release lever (5) and the top fixed connection of drilling tool (6).

5. The drilling core sampler as recited in claim 1, wherein: the inner part of the first sliding groove (14) is connected with a first sliding block (13) in a sliding mode, and one side, close to the first sliding block (13), of the first sliding block is fixedly connected with the moving rod (5).

6. The drilling core sampler as recited in claim 1, wherein: the inside of thread groove (12) is connected with threaded rod (11) through the screw thread rotation, the output shaft of first motor (2) runs through the inside of mount table (1) and the top fixed connection of threaded rod (11).

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