CN219034670U

CN219034670U - Portable obstacle avoidance inclined core drilling inclined guide

Info

Publication number: CN219034670U
Application number: CN202223333509.7U
Authority: CN
Inventors: 杜业东; 朱瑞; 姜月涛; 于厚伟; 谭帅; 曹成路; 苏文凯
Original assignee: Xinwen Mining Group Geological Exploration Co ltd
Current assignee: Xinwen Mining Group Geological Exploration Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-16
Anticipated expiration: 2032-12-13

Abstract

The utility model relates to the technical field of drilling equipment, in particular to a liftable obstacle avoidance inclined core drilling inclined guide device which comprises a hollow pipe and an inclined guide pipe, wherein an inclined plane I is arranged at the upper part of the outer side of the hollow pipe, an inclined plane II is arranged at the upper part of the outer side of the inclined guide pipe, the inclined plane I and the inclined plane II are mutually attached and then fixed in a welding mode, the hollow pipe is vertically arranged, an included angle is formed between the inclined guide pipe and the hollow pipe, and the inclined guide pipe is communicated with the hollow pipe. The inclined guide device has reasonable design, wide application range and short coring distance when being used for any drilling hole, and has simple structure, convenient manufacture and processing, easy assembly, effective recycling and use, effective material saving, good practicability and suitability for popularization and use.

Description

Portable obstacle avoidance inclined core drilling inclined guide

Technical Field

The utility model relates to the technical field of drilling equipment, in particular to a liftable obstacle avoidance inclined-guide coring drilling inclined-guide device.

Background

Directional drilling technology has been widely used in industries such as petroleum, coal, land mine, municipal administration, etc. Directional drilling is a technique for drilling along a designed trajectory according to the requirements of a certain purpose. Directional drilling technology originated at the beginning of the 20 th century. With the application of three technologies of international drilling (MWD measurement while drilling technology, high-efficiency PDC drill bit and long-service life lead screw drill), the directional drilling technology is rapidly developed. The directional drilling technology of China in the exploration industries such as petroleum, coal, land mine, metallurgy and the like is widely applied.

In the construction of present domestic solid mineral investigation, often the coal seam, marking layer are beaten and are lost in the drilling construction process, need to mend core or drilling tool and drop, bury and bore and burn and bore, when the aperture is less can't take normal cover reverse operation, and the time consuming and labor consuming of trepanning and boring again of moving the hole. At the moment, the drilling is constructed to the designed horizon, so that the accident drilling tool in the hole and the buried drilling interval are required to be bypassed, and the artificial deflecting method is the only means for solving the problem.

Aiming at the problems that the existing complementary core or drilling tool falls off, buries and burns and drills, and the hole diameter is smaller, and normal sleeve reverse operation cannot be adopted, the time and the labor are consumed when the hole is moved for re-punching and drilling, the portable obstacle avoidance inclined-guiding core drilling inclined-guiding device is provided.

Disclosure of Invention

Aiming at the problems that the prior supplementing rock core or drilling tool falls off, buries and burns and drills, the hole diameter is smaller, and normal sleeve reverse operation cannot be adopted, the time and the labor are consumed when the drilling is carried out again by moving the hole, and the utility model provides a liftable obstacle avoidance inclined-guiding core drilling inclined-guiding device.

In order to achieve the above purpose, the technical scheme includes that the portable obstacle avoidance inclined-core drilling inclined guide device comprises a hollow pipe and an inclined guide pipe, wherein an inclined plane I is arranged at the upper part of the outer side of the hollow pipe, an inclined plane II is arranged at the upper part of the outer side of the inclined guide pipe, the inclined plane I and the inclined plane II are mutually attached and then fixed in a welding mode, the hollow pipe is vertically arranged, an included angle is formed between the inclined guide pipe and the hollow pipe, the inclined guide pipe is communicated with the hollow pipe, the inclined guide pipe is arranged at the included angle with the hollow pipe, so that the inclined guide pipe is in an inclined state, a drill rod moves in an inclined state after passing through the inclined guide pipe, and objects affecting construction such as a drill bit, a buried drill and a burnt drill falling inside the drill hole can be avoided from continuously working without re-perforating.

Further, the top of hollow tube is fixed with the female joint of screw head and the top of hollow tube is also fixed with the female joint of screw head, through the female joint of screw head to be convenient for lead oblique ware and external drilling tool and be connected.

Further, the inner side of the screw head female joint is inserted with a drill rod, the drill rod obliquely penetrates through the inclined guide pipe, the bottom of the drill rod is provided with a coring bit, the drill rod is driven to rotate through an external drilling tool, the coring bit is driven to drill, then the drill rod is taken out, and a sample is taken out through the coring bit.

Further, a plurality of through holes are formed in the bottom of the outer side of the hollow pipe, and liquid drainage and ventilation are facilitated through the through holes.

Further, the included angle between the hollow tube and the inclined guide tube is 2-5 degrees, and the rigidity, the strength, the stability and other performances of the hollow tube and the inclined guide tube are in the optimal state through the cutting angle of about 2-5 degrees.

Further, the hollow tube has a length of 2 meters to 3 meters.

The beneficial effects of the utility model are as follows:

the inclined guide device has reasonable design, wide application range and short coring distance when being used for any drilling hole, and has simple structure, convenient manufacture and processing, easy assembly and convenient disassembly, repeated use and use, effectively saves the utilization of materials, has better practicability and is suitable for popularization and use.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a front view of the present utility model.

In the figure: 1. a hollow tube; 2. a chute; 3. a through hole; 4. a screw head female connector; 5. a drill rod; 6. coring bit.

Detailed Description

In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the present utility model will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the utility model are intended to be within the scope of the patent protection.

As shown in fig. 1-2, in the embodiment, the portable obstacle avoidance inclined core drill inclined guide provided by the utility model comprises a hollow pipe 1 and an inclined guide pipe 2, wherein an inclined plane I is arranged at the upper part of the outer side of the hollow pipe 1, an inclined plane II is arranged at the upper part of the outer side of the inclined guide pipe 2, the inclined plane I and the inclined plane II are mutually attached and then fixed in a welding mode, the hollow pipe 1 is vertically arranged, the inclined guide pipe 2 and the hollow pipe 1 are arranged at an included angle, the inclined guide pipe 2 is communicated with the hollow pipe 1, the length of the hollow pipe 1 is 3 meters, the inclined plane I is inclined upwards from one point five meters from the middle, the included angle between the hollow pipe 1 and the inclined guide pipe 2 is 3 degrees, the performances such as rigidity, strength, stability and the like of the hollow pipe 1 are all in an optimal state through the included angle of 3 degrees, the top of the hollow pipe 1 is fixed with a screw head female joint 4, the top of the hollow pipe 1 is also fixed with the screw head female joint 4, through screw head female joint 4 to lead oblique ware and external drilling tool connection, screw head female joint 4's inboard is pegged graft and is had drilling rod 5, drilling rod 5 is the slope form and runs through guide inclined tube 2, coring bit 6 is installed to drilling rod 5's bottom, drive drilling rod 5 through external drilling tool and rotate, and then drive coring bit 6 and advance to bore and get, then take out drilling rod 5, take out the sample through coring bit 6, a plurality of through-holes 3 have been seted up to hollow tube 1's outside bottom, through-hole 3, so that flowing back and ventilation, be the contained angle arrangement between through guide inclined tube 2 and hollow tube 1, make guide inclined tube 2 be the incline state, drilling rod 5 is the incline state and removes after passing guide inclined tube 2, can avoid drilling inside the drill bit that drops, buries and burns the article of boring etc. influence construction and continue to work, need not to pore the work again.

The working principle of the portable obstacle avoidance inclined core drilling inclined guide device is as follows:

firstly, determining the inclined guiding position through comparing a logging curve with a coring stratum, putting a wood plug with the length of 1 meter and the lower part being thin and the upper part being thick to a designated position, placing the wood plug on an accident point or a position where a side window needs to be opened for supplementing coal and a top plate of a marking layer, tamping the wood plug by a drilling tool until the drilling tool is fixed, then connecting the screw head female connector 4 with the drilling tool after a drill rod 5 passes through the screw head female connector 4 on the inclined guiding device, connecting the inclined guiding device with the drilling tool, carrying out lifting operation, determining the length of the drill rod 5 according to the requirement, connecting the bottom of the drill rod 5 with a coring bit 6, starting drilling operation, wherein the operation is light and stable in the drilling process, drilling cannot be carried out, pumping slurry should be immediately started when the drilling operation is carried out, and after slurry is returned from an orifice, adopting the technical parameters of light pressure, slow rotation and proper pump quantity to carry out rotary drilling, repeatedly sweeping holes up and down, so that the inclined making holes Duan Gengjia smooth and smooth operation at the inclined guiding position are ensured.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a liftable keep away barrier and lead oblique core and bore and lead oblique ware, includes hollow tube (1) and leads oblique tube (2), its characterized in that, the outside upper portion of hollow tube (1) is provided with inclined plane one, the outside upper portion of leading oblique tube (2) is provided with inclined plane two, it is fixed through the welding mode after laminating each other to inclined plane one and inclined plane two, hollow tube (1) is arranged perpendicularly, be the contained angle between oblique tube (2) and hollow tube (1) and arrange, and lead between oblique tube (2) and hollow tube (1) and be linked together.

2. The portable obstacle avoidance and inclination-guiding coring drilling inclination guide according to claim 1, wherein the top of the hollow tube (1) is fixed with a screw head female connector (4) and the top of the hollow tube (1) is also fixed with the screw head female connector (4).

3. The portable obstacle avoidance and inclined-guiding core drilling inclined guide device according to claim 2, wherein a drill rod (5) is inserted into the inner side of the screw head female connector (4), the drill rod (5) obliquely penetrates through the inclined guide pipe (2), and a core drill bit (6) is installed at the bottom of the drill rod (5).

4. The portable obstacle avoidance and inclination guide coring drilling inclination guide according to claim 1, wherein the outside bottom of the hollow tube (1) is provided with a plurality of through holes (3).

5. The portable obstacle avoidance and inclined-core drilling inclination guide according to claim 1, wherein the angle between the hollow tube (1) and the inclined-guiding tube (2) is 2 ° -5 °.

6. The portable obstacle avoidance and inclined core drill pipe inclination guide of claim 5, wherein the length of the hollow pipe (1) is 2-3 meters.