CN219548816U - Underground drilling water draining drilling tool - Google Patents

Abstract

The utility model discloses a water drilling rig for underground drilling, which relates to the field of drilling equipment and comprises the following components: the drill rod, recess and drill bit, the recess is seted up at the drilling rod surface, the drill bit cup joints in the drilling rod bottom, the ring channel has been seted up to the drill bit inside, the drilling rod includes bull stick, first gear, fixed disk, support frame and ring disk, the bull stick sets up inside the drilling rod, first fixed connection of gear is on the bull stick right side, the fixed disk sets up in the inside center department of drilling rod, support frame quantity is eight and is central annular array setting with the fixed disk. Through setting up the annular disk and making it drive the fixed block through the rotation of threaded rod and reciprocate, drive the toper piece through the stock and reciprocate to make the movable rod inwards shrink or outwards expand, accomplish the installation and the dismantlement to the drill bit, solved the problem of the drill bit installation and the dismantlement of equidimension not, and to the installation and the dismantlement convenient and fast of drill bit, improved work efficiency.

Description

Underground drilling water draining drilling tool

Technical Field

The utility model relates to the field of drilling equipment, in particular to a downhole drilling water draining drilling tool.

Background

The drilling is the most direct hidden disaster causing factor exploration technology, has the advantages of high precision, strong intuitiveness, wide adaptation range and the like, and plays an increasingly important role in construction exploration, old-fashioned area exploration, water drainage exploration, gas pressure relief, fire area exploration and other hidden disaster causing factor exploration.

At present, most of drill bits are in threaded connection with drill rods, so that the drill bits are limited, and cannot be connected with drill bits with different sizes, so that the working efficiency is reduced, and therefore, the underground drilling water draining drilling tool is provided.

Disclosure of Invention

In order to solve the technical problems, the present utility model provides a downhole drilling water draining drilling tool, comprising: the drill rod comprises a drill rod, a groove and a drill bit, wherein the groove is formed in the outer surface of the drill rod, the drill bit is sleeved at the bottom of the drill rod, and an annular groove is formed in the drill bit;

the drill rod comprises a rotating rod, a first gear, a fixed disc, a supporting frame and an annular disc, wherein the rotating rod is arranged inside the drill rod, the first gear is fixedly connected to the right side of the rotating rod, the fixed disc is arranged at the center of the inside of the drill rod, the number of the supporting frames is eight and is arranged with the fixed disc in a central annular array, one ends, far away from each other, of the supporting frames are fixedly connected with the inner wall of the rotating rod, one surfaces, close to each other, of the supporting frames are fixedly connected with the outer surface of the fixed disc, the top of the annular disc is fixedly connected with the bottom of the eight supporting frames, the supporting frames are used for supporting and fixing the fixed disc and the annular disc, and an inner ring is arranged at the center of the annular disc.

Further, the fixed disk comprises fixed blocks, long rods, threaded rods and a second gear, wherein the fixed blocks are arranged above the fixed disk, the number of the long rods is four, the long rods are arranged in an annular array with the fixed blocks as the center, the top of each long rod is fixedly connected with the bottom of the corresponding fixed block, the threaded rods are rotationally connected to the center of the top of the fixed disk, the second gear is fixedly connected to the top of the threaded rods, and the fixed blocks are used for driving the conical blocks to move.

Further, the annular disc comprises a conical block, a movable rod, clamping blocks, inner grooves, sliding blocks and springs, wherein the conical block is arranged above the annular disc, the movable rod is arranged inside the annular disc, the clamping blocks are fixedly connected to one end outside the movable rod, the inner grooves are formed in the annular disc, the sliding blocks are fixedly connected to the left side and the right side of the movable rod and are in sliding connection with the inner grooves, the springs are arranged inside the inner grooves, one ends of the springs are fixedly connected with the sliding blocks, the other ends of the springs are fixedly connected with the inner walls of the inner grooves, and one ends of the movable rods, which are close to each other, are arc-shaped and are in conical surface contact with the conical blocks.

Further, the bull stick and recess looks adaptation just extend to inside, the bull stick rotates with the recess and connects bull stick one end and has seted up interior hexagon.

Further, the top of the threaded rod penetrates through the center of the fixed block, the threaded rod is in threaded connection with the fixed block, the second gear is in meshed connection with the first gear, and the first gear drives the threaded rod to rotate through the second gear.

Further, the bottom of the long rod penetrates through the fixed disc and is fixedly connected with the top of the conical block, and the long rod is in sliding connection with the fixed disc.

The utility model has the beneficial effects that:

according to the utility model, the annular disc is arranged to drive the fixed block to move up and down through the rotation of the threaded rod, and then the long rod drives the conical block to move up and down, so that the movable rod is contracted inwards or expanded outwards, the installation and the disassembly of the drill bit are completed, the problems of the installation and the disassembly of the drill bits with different sizes are solved, the installation and the disassembly of the drill bit are convenient and quick, and the working efficiency is improved.

According to the utility model, the taper block is arranged to play a role of contracting or expanding the movable rod through up-and-down movement, and the long rod is arranged to limit the fixed block and the taper block, so that the fixed block and the taper block can move conveniently, and the stabilizing effect of the taper block during movement is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a cross-sectional front view of a drill rod according to the present utility model;

FIG. 3 is a schematic view of the internal structure of the drill rod according to the present utility model;

FIG. 4 is a schematic view of the internal structure of the drill bit according to the present utility model;

FIG. 5 is a schematic top cross-sectional view of an annular disk of the present utility model.

1. A drill rod; 11. a rotating rod; 12. a first gear; 13. a fixed plate; 131. a fixed block; 132. a long rod; 133. a threaded rod; 134. a second gear; 14. a support frame; 15. an annular disc; 151. a conical block; 152. a movable rod; 153. clamping blocks; 154. an inner tank; 155. a slide block; 156. a spring; 2. a groove; 3. a drill bit; 31. an annular groove.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Example 1

Referring to fig. 1-5, the present utility model is a downhole drilling string, comprising: the drill rod 1, the groove 2 and the drill bit 3, wherein the groove 2 is formed in the outer surface of the drill rod 1, the drill bit 3 is sleeved at the bottom of the drill rod 1, and an annular groove 31 is formed in the drill bit 3;

the drilling rod 1 includes bull stick 11, gear one 12, fixed disk 13, support frame 14 and annular disk 15, the bull stick 11 sets up inside drilling rod 1, bull stick 11 and recess 2 looks adaptation just extend to inside, bull stick 11 rotates with recess 2 to be connected, gear one 12 fixed connection is on bull stick 11 right side, fixed disk 13 sets up in the inside center department of drilling rod 1, support frame 14 quantity is eight and with fixed disk 13 for central annular array setting, the one end that eight support frames 14 kept away from each other all with bull stick 11 inner wall fixed connection, the one side that eight support frames 14 are close to each other all with fixed disk 13 surface fixed connection, annular disk 15 top and eight support frame 14 bottom fixed connection, make it drive fixed block 131 through setting up annular disk 15 and reciprocate through the rotation of threaded rod 133, drive the taper piece through long pole 132 again and reciprocate, thereby make movable rod 152 inwards shrink or outwards expand, the installation and the dismantlement to drill bit 3 of equidimension not have been solved, and the problem of installation and dismantlement to drill bit 3, and the installation and the dismantlement convenient and fast to drill bit 3 have improved work efficiency.

The fixed disk 13 includes fixed block 131, stock 132, threaded rod 133 and gear two 134, fixed block 131 sets up in fixed disk 13 top, stock 132 quantity is four and use fixed block 131 to set up as central annular array, four stock 132 tops and fixed block 131 bottom fixed connection, the threaded rod 133 rotates to be connected in fixed disk 13 top center department, stock 132 bottom runs through fixed disk 13 and with conical block 151 top fixed connection, stock 132 and fixed disk 13 sliding connection, be spacing fixed block 131 and conical block 151 through setting up stock 132, be convenient for both remove simultaneously and improved the steady effect when conical block 151 removes, the threaded rod 133 top runs through fixed block 131 center department, threaded rod 133 and fixed block 131 threaded connection, gear two 134 and gear one 12 meshing are connected, gear two 134 fixed connection is at threaded rod 133 top.

The annular disc 15 comprises a conical block 151, a movable rod 152, a clamping block 153, an inner groove 154, a sliding block 155 and a spring 156, wherein the conical block 151 is arranged above the annular disc 15 and plays a role in contracting or expanding the movable rod 152 by moving up and down through the conical block 151, the movable rod 152 is arranged inside the annular disc 15, the clamping block 153 is fixedly connected to one end outside the movable rod 152, the inner groove 154 is formed in the annular disc 15, the sliding block 155 is fixedly connected to the left side and the right side of the movable rod 152 and is in sliding connection with the inner groove 154, the spring 156 is arranged inside the inner groove 154, one end of the spring 156 is fixedly connected with the sliding block 155, and the other end of the spring 156 is fixedly connected with the inner wall of the inner groove 154.

One specific application of this embodiment is:

when needs change drill bit 3, place hexagonal spanner in recess 2 and make it drive bull stick 11 rotate, then gear one 12 drives threaded rod 133 through gear two 134 and rotates, then fixed block 131 can reciprocate at threaded rod 133, fixed block 131 drives conical block 151 through stock 132 and reciprocates, stock 132 runs through under the effect of fixed disk 13 and carries out spacing to fixed block 131 and conical block 151, simultaneously both the be convenient for remove, when conical block 151 upwards moves, then the movable rod 152 can be kept away from to the bottom, under the effect of the spring 156 that movable rod 152 passes through annular disk 15 inside set up, make movable rod 152 to annular disk 15 inner circle remove, slider 155 then moves in inner slot 154, play spacing and smooth effect when moving movable rod 152, clamp splice 153 leaves annular groove 31 inside along with the removal of movable rod 152 at last, can take off drill bit 3, change, when needs install drill bit 3, make its fixed block 131 drive conical block 151 downwards through reverse rotation recess 2, then conical block 151 conical surface can contact with movable rod 152 and promote movable rod 152 to annular disk 15 outside, install and detach drill bit 3 with the inside clamp splice 153, and the convenient and detach the problem of installing and removing the drill bit 3 with the inside the annular disk 15 has been accomplished.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims (6)

1. A downhole drilling fluid discharge drilling tool, comprising: the drilling device comprises a drilling rod (1), a groove (2) and a drill bit (3), wherein the groove (2) is formed in the outer surface of the drilling rod (1), the drill bit (3) is sleeved at the bottom of the drilling rod (1), and an annular groove (31) is formed in the drill bit (3);

the drill rod (1) comprises a rotating rod (11), a first gear (12), a fixed disk (13), supporting frames (14) and an annular disk (15), wherein the rotating rod (11) is arranged inside the drill rod (1), the first gear (12) is fixedly connected to the right side of the rotating rod (11), the fixed disk (13) is arranged at the center of the inside of the drill rod (1), the number of the supporting frames (14) is eight and the fixed disk (13) is arranged in a central annular array, one ends, far away from each other, of the supporting frames (14) are fixedly connected with the inner wall of the rotating rod (11), one faces, close to each other, of the supporting frames (14) are fixedly connected with the outer surface of the fixed disk (13), and the top of the annular disk (15) is fixedly connected with the bottom of the eight supporting frames (14).

2. A downhole drilling fluid displacement tool according to claim 1, wherein: fixed disk (13) are including fixed block (131), stock (132), threaded rod (133) and gear two (134), fixed block (131) set up in fixed disk (13) top, stock (132) quantity is four and uses fixed block (131) as central annular array setting, four stock (132) top and fixed block (131) bottom fixed connection, threaded rod (133) rotate to be connected in fixed disk (13) top center department, gear two (134) fixed connection are at threaded rod (133) top.

3. A downhole drilling fluid displacement tool according to claim 2, wherein: annular dish (15) are including toper piece (151), movable rod (152), clamp splice (153), inside groove (154), slider (155) and spring (156), toper piece (151) set up in annular dish (15) top, movable rod (152) set up inside annular dish (15), clamp splice (153) fixed connection is at the outside one end of movable rod (152), inside groove (154) are seted up inside annular dish (15), slider (155) fixed connection is in movable rod (152) left and right sides and with inside groove (154) sliding connection, spring (156) set up inside groove (154), spring (156) one end and slider (155) fixed connection, spring (156) other end and inside groove (154) inner wall fixed connection.

4. A downhole drilling fluid displacement tool according to claim 3, wherein: the rotating rod (11) is matched with the groove (2) and extends to the inside, and the rotating rod (11) is rotationally connected with the groove (2).

5. The downhole drilling fluid discharge apparatus of claim 4, wherein: the top of the threaded rod (133) penetrates through the center of the fixed block (131), the threaded rod (133) is in threaded connection with the fixed block (131), and the gear II (134) is in meshed connection with the gear I (12).

6. The downhole drilling fluid discharge apparatus of claim 5, wherein: the bottom of the long rod (132) penetrates through the fixed disc (13) and is fixedly connected with the top of the conical block (151), and the long rod (132) is in sliding connection with the fixed disc (13).