CN212428668U

CN212428668U - Well drilling coring combination drilling tool

Info

Publication number: CN212428668U
Application number: CN202020698944.1U
Authority: CN
Inventors: 李博; 李金森; 李莹
Original assignee: Northwestern University
Current assignee: Northwestern University
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-01-29
Anticipated expiration: 2030-04-30

Abstract

The utility model discloses a drilling and coring combined drilling tool, which comprises a shell, wherein a first connecting ring is arranged inside the shell, and the direction of a transverse shaft between the shell and the first connecting ring is movably connected through a first connecting mechanism; the sleeve pipe is connected with the sliding rod in a sliding and sleeving mode, the outer ends of the sleeve pipe and the sliding rod are hinged to the connecting block through the connecting shaft, and the connecting block is fixedly connected with the shell and the first connecting ring. This well drilling coring combination drilling tool, through the pivot, the bull stick, the cooperation of adapter sleeve and connecting seat, make first go-between and second go-between can use the pivot to rotate as the axis, thereby make drilling mechanism perpendicular with the horizontal plane all the time, and then guarantee the drilling quality, need not to guarantee the planar levelness of coring, drilling mechanism is at first connecting mechanism, second connecting mechanism, first connecting ring remains throughout perpendicular with the horizontal plane under the effect of second go-between, thereby realize the coring operation under the effect of motor and pneumatic cylinder, and then guarantee the core quality, so that follow-up operation.

Description

Well drilling coring combination drilling tool

Technical Field

The utility model relates to a well drilling coring combination drilling tool technical field specifically is a well drilling coring combination drilling tool.

Background

Well coring refers to the purpose of mastering the subsurface geology. Directly obtain the real and reliable related information of underground rock stratum, and use the coring tool to extract the massive rock sample (core) from underground during the drilling process. The drilling and coring combined drilling tool is a tool which is necessary to be used during drilling and coring operation, and when the existing drilling and coring combined drilling tool is used for sampling, the levelness of a sampling surface needs to be ensured so as to ensure the best core effect, but the requirement usually needs to consume much time so as to improve the levelness of the plane, and the time and the labor are consumed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a well drilling coring combination drilling tool to the current well drilling coring combination drilling tool that proposes in solving above-mentioned background art need guarantee the levelness of sample face when taking a sample, thereby guarantees that the rock core effect that obtains is best, nevertheless should require often to consume more time, so that its planar levelness improves, the problem of consuming time and wasting force.

In order to achieve the above object, the utility model provides a following technical scheme: a drilling and coring combined drilling tool comprises a shell, wherein a first connecting ring is arranged inside the shell, and the shell is movably connected with the first connecting ring in the transverse axis direction through a first connecting mechanism;

the first connecting mechanism comprises a sleeve, a sliding rod, a connecting shaft and a connecting block;

the sleeve pipe is connected with the sliding rod in a sliding and sleeving mode, the outer ends of the sleeve pipe and the sliding rod are hinged to the connecting block through the connecting shaft, and the connecting block is fixedly connected with the shell and the first connecting ring.

Preferably, the housing is rotatably connected with the longitudinal axis direction of the first connecting ring through a second connecting mechanism;

the second connecting mechanism comprises a rotating shaft, a rotating rod, a connecting sleeve and a connecting seat;

the two ends of the rotating shaft are fixedly connected with rotating rods, the rotating rods are movably connected with a connecting sleeve through bearings, the connecting sleeve is fixedly connected with a connecting seat, and the connecting seat is fixedly connected with the shell and the first connecting ring.

Preferably, a second connecting ring is arranged in the first connecting ring, the first connecting ring is movably connected with the second connecting ring through a first connecting mechanism and a second connecting mechanism, and a drilling mechanism is arranged at the axial position of the second connecting ring;

the drilling mechanism comprises a motor, a motor shell and a turntable;

the output shaft of the motor is fixedly connected with the turntable, the turntable is movably connected with the motor shell through a bearing, and the motor shell is fixedly connected with the motor.

Preferably, the even rigid coupling of lower surface of shell has a plurality of landing legs, the even rigid coupling of upper surface of second go-between has a plurality of branches, and is a plurality of branch all is through first link and pneumatic cylinder looks rigid coupling, the bottom of pneumatic cylinder and the upper surface looks rigid coupling of motor casing.

Preferably, a combined drill bit is fixedly connected to the lower surface of the rotary table.

Preferably, a plurality of the hydraulic cylinders are fixedly connected through a second connecting frame.

Compared with the prior art, the beneficial effects of the utility model are that: this well drilling coring combination drilling tool need not to guarantee the levelness on coring plane, and the drilling mechanism remains throughout perpendicular with the horizontal plane under the effect of first coupling mechanism, second coupling mechanism, first go-between and second go-between to realize the coring operation under the effect of motor and pneumatic cylinder, and then guarantee the core quality, so that follow-up operation specifically as follows:

the first connecting ring and the second connecting ring can be inclined through the matching of the sleeve, the sliding rod, the connecting shaft and the connecting block;

through the matching of the rotating shaft, the rotating rod, the connecting sleeve and the connecting seat, the first connecting ring and the second connecting ring can rotate by taking the rotating shaft as an axis, so that the drilling mechanism is always vertical to the horizontal plane, and the drilling quality is further ensured;

through the cooperation of pneumatic cylinder, motor casing, carousel and combination drill bit to realize normal drilling and get the operation.

Drawings

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

FIG. 2 is a schematic top view of the structure of FIG. 1;

FIG. 3 is an enlarged schematic view of the first and second connection mechanisms of FIG. 1;

fig. 4 is an enlarged schematic view of the drilling mechanism of fig. 1.

In the figure: 1. the drilling machine comprises a shell, 2, a first connecting ring, 3, a second connecting ring, 4, a first connecting mechanism, 401, a sleeve, 402, a sliding rod, 403, a connecting shaft, 404, a connecting block, 5, a second connecting mechanism, 501, a rotating shaft, 502, a rotating rod, 503, a connecting sleeve, 504, a connecting seat, 6, a supporting leg, 7, a drilling mechanism, 701, a motor, 702, a motor shell, 703, a rotating disc, 8, a supporting rod, 9, a first connecting frame, 10, a hydraulic cylinder, 11, a second connecting frame, 12 and a combined drill bit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a drilling and coring combined drilling tool comprises a shell 1, wherein a first connecting ring 2 is arranged inside the shell 1, and the shell 1 is movably connected with the first connecting ring 2 in the transverse axis direction through a first connecting mechanism 4; the first connecting mechanism 4 comprises a sleeve 401, a sliding rod 402, a connecting shaft 403 and a connecting block 404; the sleeve 401 is slidably sleeved with the sliding rod 402, the outer ends of the sleeve 401 and the sliding rod 402 are hinged with the connecting block 404 through the connecting shaft 403, and the connecting block 404 is fixedly connected with the shell 1 and the first connecting ring 2. The shell 1 is rotatably connected with the first connecting ring 2 in the longitudinal axis direction through a second connecting mechanism 5; the second connecting mechanism 5 comprises a rotating shaft 501, a rotating rod 502, a connecting sleeve 503 and a connecting seat 504; the two ends of the rotating shaft 501 are fixedly connected with rotating rods 502, the rotating rods 502 are movably connected with connecting sleeves 503 through bearings, the connecting sleeves 503 are fixedly connected with connecting seats 504, and the connecting seats 504 are fixedly connected with the shell 1 and the first connecting ring 2.

A second connecting ring 3 is arranged in the first connecting ring 2, the first connecting ring 2 is movably connected with the second connecting ring 3 through a first connecting mechanism 4 and a second connecting mechanism 5, and a drilling mechanism 7 is arranged at the axial position of the second connecting ring 3; the drilling mechanism 7 comprises a motor 701, a motor housing 702 and a turntable 703; an output shaft of the motor 701 is fixedly connected with the rotary disc 703, the rotary disc 703 is movably connected with the motor casing 702 through a bearing, and the motor casing 702 is fixedly connected with the motor 701. The even rigid coupling of lower surface of shell 1 has a plurality of landing legs 6, and the even rigid coupling of upper surface of second go-between 3 has a plurality of branches 8, and a plurality of branches 8 all pass through first link 9 and pneumatic cylinder 10 looks rigid coupling, the bottom of pneumatic cylinder 10 and the upper surface looks rigid coupling of motor casing 702. The combined drill bit 12 is fixed on the lower surface of the rotary table 703. The plurality of hydraulic cylinders 10 are fixedly connected by a second connecting frame 11. Motor 701 is the special motor of probing, also can select hydraulic motor for use, specifically selects for use according to processing cost and service environment decision, and it can to satisfy the work demand. The combination drill bit 12 is current special combination formula drill bit of coring, can select the accessory and make up according to the job requirement to the various coring operation of adaptation, because it is prior art, just is the utility model discloses in not carrying out the change in principle to it, therefore do not give unnecessary detail to its theory of operation and working method.

The whole mechanism is erected at a position needing drilling and coring, due to the action of the self weight of the drilling mechanism 7, the first connecting ring 2 and the second connecting ring 3 both rotate by taking the rotating shaft 501 as an axis, the sleeve 401 slides along the sliding rod 402, the first connecting ring 2 and the second connecting ring 3 incline at a certain angle, so that the drilling mechanism 7 is ensured to be vertical to the horizontal plane, the motor 701 is started, the output shaft of the motor 701 drives the rotary table 703 to rotate, the rotary table 703 drives the combined drill bit 12 to rotate, the plurality of hydraulic cylinders 10 are driven, the hydraulic cylinders 10 drive the motor shell 702 to move downwards, the motor 701 and the rotary table 703 are driven to move downwards, the combined drill bit 12 synchronously moves downwards, the combined drill bit 12 is in contact with the ground and then drills into the ground, and the drilling and coring operation on the ground is realized.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A drilling and coring combination drill, characterized by: the connecting device comprises a shell (1), wherein a first connecting ring (2) is arranged in the shell (1), and the shell (1) is movably connected with the first connecting ring (2) in the transverse axis direction through a first connecting mechanism (4);

the first connecting mechanism (4) comprises a sleeve (401), a sliding rod (402), a connecting shaft (403) and a connecting block (404);

the sleeve (401) is in sliding sleeve connection with the sliding rod (402), the outer ends of the sleeve (401) and the sliding rod (402) are hinged to a connecting block (404) through a connecting shaft (403), and the connecting block (404) is fixedly connected with the shell (1) and the first connecting ring (2).

2. A drilling and coring assembly as defined in claim 1, wherein: the shell (1) is rotatably connected with the first connecting ring (2) in the longitudinal axis direction through a second connecting mechanism (5);

the second connecting mechanism (5) comprises a rotating shaft (501), a rotating rod (502), a connecting sleeve (503) and a connecting seat (504);

the both ends of pivot (501) all the rigid coupling have bull stick (502), bull stick (502) pass through bearing and adapter sleeve (503) activity and link to each other, adapter sleeve (503) and connecting seat (504) looks rigid coupling, connecting seat (504) and shell (1) and first connecting ring (2) looks rigid coupling.

3. A drilling and coring assembly as defined in claim 1, wherein: a second connecting ring (3) is arranged in the first connecting ring (2), the first connecting ring (2) is movably connected with the second connecting ring (3) through a first connecting mechanism (4) and a second connecting mechanism (5), and a drilling mechanism (7) is arranged at the axial position of the second connecting ring (3);

the drilling mechanism (7) comprises a motor (701), a motor casing (702) and a turntable (703);

an output shaft of the motor (701) is fixedly connected with the rotary table (703), the rotary table (703) is movably connected with the motor shell (702) through a bearing, and the motor shell (702) is fixedly connected with the motor (701).

4. A drilling and coring assembly as defined in claim 3, wherein: the even rigid coupling of lower surface of shell (1) has a plurality of landing legs (6), the even rigid coupling of upper surface of second go-between (3) has a plurality of branches (8), and is a plurality of branch (8) all are through first link (9) and pneumatic cylinder (10) looks rigid coupling, the bottom of pneumatic cylinder (10) and the upper surface looks rigid coupling of motor casing (702).

5. A drilling and coring assembly as defined in claim 3, wherein: the lower surface of the rotary table (703) is fixedly connected with a combined drill bit (12).

6. A drilling and coring assembly as defined in claim 4, wherein: the hydraulic cylinders (10) are fixedly connected through a second connecting frame (11).