CN216076988U

CN216076988U - Drilling and hole fixing device for coal seam drilling

Info

Publication number: CN216076988U
Application number: CN202122101990.6U
Authority: CN
Inventors: 许彦鹏; 申伟成; 郭磊强
Original assignee: Henan Anyi Mining Technology Co ltd
Current assignee: Henan Anyi Mining Technology Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-03-18
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a drilling hole fixing device for drilling a coal seam, which comprises a hole fixing lining cylinder, wherein the end part of the hole fixing lining cylinder is fixedly sleeved with an end ring, the surface of the hole fixing lining cylinder is sleeved with a hole fixing sleeve in a sliding manner, the end part of the hole fixing sleeve is fixedly provided with a positioning ring, and the surface of the hole fixing lining cylinder is provided with a limiting groove. Through fixed solid hole bushing, during end ring or solid hole sleeve, the knob is twisted in order to drive the screw shaft and rotate, can make the screw shaft at the inside helical motion of internal thread pipe, thereby make the screw shaft pass through the bearing and drive the connection support arm and slide in logical inslot portion, make solid hole sleeve slide at solid hole bushing surface is flexible, drive spacing strip and slide at spacing inslot, make flexible more stable that slides, thereby be convenient for adjust the length of whole solid hole structure, the solid hole instrument that can swiftly adjust length is provided, make solid hole operation more convenient, the efficiency of subsequent sampling analysis and detection research has been improved.

Description

Drilling and hole fixing device for coal seam drilling

Technical Field

The utility model relates to the technical field of mining equipment, in particular to a drilling and hole fixing device for drilling a coal seam.

Background

The coal bed is a layered solid combustible mineral product formed by transforming plant remains through complex biochemical action and geological action, is present in a coal-containing rock series and positioned between top and bottom plate rocks, and the number of layers, thickness, birth shape, burial depth and the like of the coal bed are limited by ancient structures, ancient geography and ancient climate conditions. The occurrence condition of the coal bed is an important basis for determining the economic value and development planning of the coal field. The coal seam is required to be drilled in the detection operation of the coal seam, and a drill hole is drilled so as to facilitate sampling analysis and detection research.

At present, after drilling and drilling operations are carried out on a coal seam, hole fixing equipment or tools capable of flexibly adjusting length are lacked, so that hole fixing operation is inconvenient, and subsequent sampling analysis and detection research are inconvenient.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a drilling and hole fixing device for drilling a coal seam, which solves the problems that after drilling and drilling operations are carried out on the coal seam at present, hole fixing equipment or tools capable of flexibly adjusting the length are lacked, so that hole fixing operation is inconvenient, and subsequent sampling analysis and detection research are inconvenient.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the drilling hole fixing device for drilling the coal seam comprises a hole fixing lining cylinder, an end ring is fixedly sleeved at the end part of the hole fixing lining cylinder, the surface of the fixed hole lining cylinder is sleeved with a fixed hole sleeve in a sliding manner, the end part of the fixed hole sleeve is fixedly provided with an alignment ring, the surface of the fixed hole lining cylinder is provided with a limiting groove, the inner wall of the fixed hole sleeve is fixedly provided with a limiting strip, the limiting strip is connected in the limiting groove in a sliding way, the wall of the fixed hole lining cylinder is provided with a through groove in a penetrating way, the inner wall of the fixed hole lining cylinder is fixedly provided with a supporting block, the surface of the supporting block is fixedly provided with an internal threaded pipe, the inner wall of the fixed hole sleeve is fixedly provided with a connecting support arm, the side surface of the connecting support arm is provided with a bearing, the connecting support arm is rotatably connected with a threaded shaft through the bearing, and the threaded shaft is in threaded connection with the inside of the internal threaded pipe, and the end part of the threaded shaft is fixedly provided with a knob.

Preferably, the knob is of a circular truncated cone-shaped structure, and the end face of the knob, which is close to the threaded shaft, is larger than the end face of the other side of the knob.

Preferably, the surface of the knob is adhered with a non-slip strip.

Preferably, the anti-slip strips are straight strip-shaped rubber strips, and the number of the anti-slip strips is four.

Preferably, the alignment ring is of a circular-truncated-cone-shaped ring pipe structure, and a port of one side, close to the hole fixing sleeve, of the alignment ring is larger than a port of the other side of the hole fixing sleeve.

Preferably, the limiting strip is of a straight strip structure, the limiting groove is a linear groove, and the limiting groove does not penetrate through the wall of the fixed hole lining cylinder.

Preferably, the connecting support arm is connected inside the through groove in a sliding mode, and the surface of the threaded shaft is not in contact with the inner wall of the fixed hole lining barrel.

Compared with the prior art, the utility model has the beneficial effects that: this drilling solid hole device that bores is beaten in coal seam, through fixed solid hole lining section of thick bamboo, during end links or solid hole sleeve, the twist knob rotates in order to drive the screw shaft, can make the screw shaft at the inside helical motion of internal thread pipe, thereby make the screw shaft pass through the bearing and drive the connection support arm and slide in leading to the inslot portion, make solid hole sleeve slide at solid hole lining section of thick bamboo surface is flexible, drive spacing and slide at spacing inslot, make flexible more stable that slides, thereby be convenient for adjust the length of whole solid hole structure, the solid hole instrument that can swiftly adjust length is provided, make solid hole operation more convenient, the efficiency of sequent sample analysis and detection research has been improved.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a front cross-sectional view of the structure of the present invention.

In the figure: the device comprises a hole fixing lining cylinder 1, an end ring 2, a hole fixing sleeve 3, a registration ring 4, a limit groove 5, a limit strip 6, a through groove 7, a bearing 8, a support block 9, an internal threaded pipe 10, a connecting support arm 11, a threaded shaft 12, a knob 13 and an anti-slip strip 14.

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.

Example (b): referring to fig. 1-2, a drilling and hole fixing device for drilling a coal seam comprises a hole fixing lining cylinder 1, an end ring 2 is fixedly sleeved at the end part of the hole fixing lining cylinder 1, a hole fixing sleeve 3 is sleeved on the surface of the hole fixing lining cylinder 1 in a sliding manner, an alignment ring 4 is fixedly installed at the end part of the hole fixing sleeve 3, a limiting groove 5 is formed in the surface of the hole fixing lining cylinder 1, a limiting strip 6 is fixedly installed on the inner wall of the hole fixing sleeve 3, the limiting strip 6 is connected in the limiting groove 5 in a sliding manner, a through groove 7 is formed in the cylinder wall of the hole fixing lining cylinder 1 in a penetrating manner, a supporting block 9 is fixedly installed on the inner wall of the hole fixing lining cylinder 1, an internal threaded pipe 10 is fixedly installed on the surface of the supporting block 9, a connecting support arm 11 is fixedly installed on the inner wall of the hole fixing sleeve 3, a bearing 8 is installed on the side surface of the connecting support arm 11, a threaded shaft 12 is rotatably connected with the connecting support arm 11 through the bearing 8, and the threaded shaft 12 is in the internal threaded pipe 10, a knob 13 is fixedly mounted on the end of the threaded shaft 12.

When using, through fixed solid hole lining section of thick bamboo 1, during end ring 2 or solid hole sleeve 3, twist reverse knob 13 rotates in order to drive threaded shaft 12, can make threaded shaft 12 at the inside helical motion of internal thread pipe 10, thereby make threaded shaft 12 pass through bearing 8 and drive connecting arm 11 and slide in leading to the inslot 7 inside, make solid hole sleeve 3 slide at solid hole lining section of thick bamboo 1 surface is flexible, drive spacing 6 and slide in spacing groove 5, make flexible the more stable that slides, thereby be convenient for adjust the length of whole solid hole structure, the solid hole instrument that can swiftly adjust length is provided, make solid hole operation more convenient, the efficiency of subsequent sampling analysis and detection research has been improved.

In the utility model, the knob 13 is in a circular truncated cone-shaped structure, and the end surface of the knob 13 close to the threaded shaft 12 is larger than the end surface of the other side of the threaded shaft. The knob 13 is of a circular truncated cone-shaped structure, so that the handle is convenient to grasp during rotation.

In the utility model, the surface of the knob 13 is adhered with the anti-slip strips 14, the anti-slip strips 14 are straight strip rubber strips, and the number of the anti-slip strips 14 is four. By arranging the anti-slip strips 14, the twisting operation is more convenient, and the hands are not easy to slip.

In the utility model, the alignment ring 4 is a circular-truncated-cone-shaped ring pipe structure, and the port of one side of the alignment ring 4 close to the hole fixing sleeve 3 is larger than the port of the other side of the alignment ring. Through setting up the little counterpoint ring 4 of port for in whole solid hole instrument is convenient for insert the hole, difficult jam.

In the utility model, the limiting strip 6 is in a straight strip structure, the limiting groove 5 is a linear groove, and the limiting groove 5 does not penetrate through the wall of the fixed hole lining cylinder 1. Through setting up spacing groove 5 and sliding in spacing 6 inside, provide supplementary side direction support to the flexible slip of solid hole lining barrel 1 and solid hole sleeve 3, avoided the jamming.

In the utility model, the connecting support arm 11 is connected inside the through groove 7 in a sliding manner, and the surface of the threaded shaft 12 is not contacted with the inner wall of the fixed hole lining barrel 1.

In summary, when the drilling hole fixing device for drilling the coal seam passes through the fixed hole fixing lining cylinder 1, the end ring 2 or the fixed hole sleeve 3, the knob 13 is twisted to drive the threaded shaft 12 to rotate, the threaded shaft 12 can spirally move in the internal threaded pipe 10, so that the threaded shaft 12 drives the connecting support arm 11 to slide in the through groove 7 through the bearing 8, the fixed hole sleeve 3 slides in the fixed hole liner 1 in a telescopic manner, the limiting strip 6 is driven to slide in the limiting groove 5, the telescopic sliding is more stable, thereby being convenient for adjusting the length of the whole hole fixing structure, providing a hole fixing tool which can quickly adjust the length, the hole fixing operation is more convenient, the efficiency of subsequent sampling analysis and detection research is improved, the problem that the hole fixing equipment or tool which can flexibly adjust the length is lacked after the coal seam is drilled and drilled at present is solved, the hole fixing operation is inconvenient, and the subsequent sampling analysis and detection research are inconvenient.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. A drilling and hole fixing device for drilling a coal seam comprises a hole fixing lining barrel (1) and is characterized in that an end ring (2) is fixedly sleeved at the end part of the hole fixing lining barrel (1), a hole fixing sleeve (3) is sleeved on the surface of the hole fixing lining barrel (1) in a sliding manner, a positioning ring (4) is fixedly installed at the end part of the hole fixing sleeve (3), a limiting groove (5) is formed in the surface of the hole fixing lining barrel (1), a limiting strip (6) is fixedly installed on the inner wall of the hole fixing sleeve (3), the limiting strip (6) is connected in the limiting groove (5) in a sliding manner, a through groove (7) is formed in the barrel wall of the hole fixing lining barrel (1) in a penetrating manner, a supporting block (9) is fixedly installed on the inner wall of the hole fixing lining barrel (1), an internal thread pipe (10) is fixedly installed on the surface of the supporting block (9), and a connecting support arm (11) is fixedly installed on the inner wall of the hole fixing sleeve (3), the side-mounting of connecting support arm (11) has bearing (8), it is connected with screw shaft (12) to connect support arm (11) to rotate through bearing (8), and screw shaft (12) threaded connection is in the inside of internal thread pipe (10), the tip fixed mounting of screw shaft (12) has knob (13).

2. The drilling and hole-fixing device for drilling the coal seam according to claim 1, wherein the knob (13) is of a truncated cone-shaped structure, and the end surface of the knob (13) close to the threaded shaft (12) is larger than the end surface of the knob at the other side.

3. The drilling and hole-fixing device for drilling the coal seam according to claim 1, wherein a skid-proof strip (14) is adhered to the surface of the knob (13).

4. The drilling and hole fixing device for drilling the coal seam according to claim 3, wherein the anti-slip strips (14) are straight rubber strips, and the number of the anti-slip strips (14) is four.

5. The drilling and hole-fixing device for drilling the coal seam according to claim 1, wherein the alignment ring (4) is of a circular-truncated-cone-shaped ring pipe structure, and one side port of the alignment ring (4) close to the hole-fixing sleeve (3) is larger than the other side port thereof.

6. The drilling and hole fixing device for drilling the coal seam according to claim 1, wherein the limiting strip (6) is of a straight strip structure, the limiting groove (5) is a linear groove, and the limiting groove (5) does not penetrate through the wall of the hole fixing lining barrel (1).

7. The drilling and hole-fixing device for drilling the coal seam according to claim 1, wherein the connecting arm (11) is slidably connected inside the through groove (7), and the surface of the threaded shaft (12) is not in contact with the inner wall of the hole-fixing lining barrel (1).