CN215565691U

CN215565691U - Anchor drill linkage mechanism

Info

Publication number: CN215565691U
Application number: CN202121995002.0U
Authority: CN
Inventors: 王永卫; 王峰超; 杨帅琼
Original assignee: Yang Shuaiqiong
Current assignee: Yang Shuaiqiong
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-01-18
Anticipated expiration: 2031-08-24

Abstract

The utility model relates to the technical field of anchoring drilling machines, and discloses an anchoring drill linkage mechanism which comprises a drilling machine main body, wherein a connecting frame is fixedly welded at the lower end of the front of the drilling machine main body, a supporting frame is fixedly welded at the front of the connecting frame, the supporting frame is arc-shaped, two air cylinders are symmetrically arranged at the back of the supporting frame, an inner shaft is fixedly arranged on an output shaft of the drilling machine main body through bolts and nuts, a rotating clamping seat is sleeved on the outer side of the inner shaft, and a rotating clamping sleeve is movably arranged in the rotating clamping seat. This anchor bores link gear, through cylinder promotion and the positive fixture block two of rotatory cutting ferrule that transmission frame and rotatory cassette are connected with the fixture block one outside the drilling rod carry out the block, can link the drilling rod rotation when making interior axle reversal to break away from between two drilling rods, when cancelling the block state, can follow interior epaxial dismantlement of drilling rod, utilize mechanical force labour-saving safety, reduce the artifical danger that carries out spacing.

Description

Anchor drill linkage mechanism

Technical Field

The utility model relates to the technical field of anchoring drilling machines, in particular to an anchoring drill linkage mechanism.

Background

The anchoring drilling machine is mainly applied to landslide and dangerous rock mass anchoring engineering in prevention and control of various geological disasters such as hydropower stations, railways, road side slopes and the like, is also suitable for drilling operation of constructing urban deep foundation pit support, anti-floating anchor rods, foundation grouting reinforcement engineering holes, blasting holes of blasting engineering, high-pressure jet grouting piles, tunnel pipe shed support holes and the like, has excellent hole drilling performance, can be lifted to 20 meters, can drill a plurality of rows of holes, has the diameter of 50-300mm, and can reach the drilling depth of 50 meters.

When drilling, according to the designed hole depth, a plurality of linear drill rods need to be screwed together end to carry out drilling work, after the work is finished, the connected drill rods need to be sequentially disassembled to be stored or transported, at present, the drill rods are mostly disassembled manually by using a solid wrench when being disassembled, one end of each drill rod is clamped and fixed by using a drill head of an anchoring drilling machine, a worker clamps an opening of the solid wrench at a square screw head at the other end of each drill rod, the drill head is started to rotate reversely to drive the solid wrench to rotate together, so that the drill head continues to rotate after a handle of the solid wrench is clamped and clamped at a steel plate platform beside, when the two drill rods are disassembled, an additional fixing piece needs to be used for fixing the connection part of the drill rods and the inner shaft, therefore, the drill rods cannot fall off from the inner shaft when the inner shaft rotates anticlockwise, and the section of the drill rods can be separated from the front end drill rod, however, in the dismounting mode, the workpiece needs to be manually used for fixing and driving, and the fixing piece is easy to fall off in the process of rotating the inner shaft, so that the dismounting mode is low in operation efficiency, high in labor intensity of workers and not guaranteed in safety.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide an anchor drill linkage mechanism, which aims to solve the problems that the disassembly mode provided by the background technology needs manual workpiece fixing transmission, and a fixing piece is easy to fall off in the process of inner shaft rotation.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: anchor bores link gear, including the rig main part, the front lower extreme fixed welding of rig main part has the link, the front fixed welding of link has the support frame, the support frame is the arc, two cylinders are installed to the back symmetry of support frame, there is interior axle through bolt and nut fixed mounting on the output shaft of rig main part, the outside cover of interior axle has rotatory cassette, movable mounting has rotatory cutting ferrule in the rotatory cassette, there is the transmission frame in the front of rotatory cassette through nut fixed mounting, be provided with the telescopic link in the cylinder, the telescopic link passes through double-screw bolt and nut and transmission frame fixed connection.

Preferably, the front of the inner shaft is fixedly provided with a drill rod through threads, a first clamping block is fixedly welded on the outer side of the drill rod, a second clamping block is fixedly welded on the front of the rotary clamping sleeve, and the first clamping block on the outer side of the drill rod is limited by the two pairs of clamping blocks on the front of the rotary clamping sleeve.

Preferably, the first clamping block is semicircular, and the second clamping block is quarter-circle, so that the rotation of the first clamping block and the second clamping block is conveniently blocked.

Preferably, a clamping groove is formed in the outer side of the inner end of the rotary clamping sleeve, a clamping ring is fixedly arranged in the rotary clamping seat, the clamping ring is clamped in the clamping groove, and the rotary clamping sleeve is prevented from being separated from the rotary clamping seat when the rotary clamping seat is moved along with the transmission frame through the clamping of the clamping groove and the clamping ring.

Preferably, the upper and lower both sides of rotatory cutting ferrule link up and have seted up the bar keyway, the screw has been seted up to the upper and lower both sides of interior axle, the screw internal thread is installed limit bolt, limit bolt passes the bar keyway and is located the outside of rotatory cutting ferrule, makes rotatory cutting ferrule and then interior rotation of axle through limit bolt to the removal of rotatory cutting ferrule is led through the bar keyway.

Preferably, the length of the strip-shaped key groove is smaller than the maximum extension length of the telescopic rod, so that the back of the rotary clamping seat is prevented from colliding with the surface of the inner shaft when the telescopic rod is retracted into the cylinder.

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

1. this anchor bores link gear, through cylinder promotion and the positive fixture block two of rotatory cutting ferrule that transmission frame and rotatory cassette are connected with the fixture block one outside the drilling rod carry out the block, can link the drilling rod rotation when making interior axle reversal to break away from between two drilling rods, when cancelling the block state, can follow interior epaxial dismantlement of drilling rod, utilize mechanical force labour-saving safety, reduce the artifical danger that carries out spacing.

2. The inner shaft and the rotary cutting sleeve are synchronously rotated along with the inner shaft through the limiting bolt, the movement of the rotary cutting sleeve is guided through the strip-shaped key groove, splines can be arranged on the outer side of the inner shaft and the inner side of the rotary cutting sleeve to synchronously rotate, or a sliding groove is transversely formed in the inner shaft, and a sliding key is arranged in the rotary cutting sleeve and moves in the sliding groove to synchronously rotate.

Drawings

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

FIG. 2 is a schematic view of a cylinder connection structure according to the present invention;

FIG. 3 is a schematic view of a rotary ferrule connection structure of the present invention;

fig. 4 is a schematic view of a first clamping block and a second clamping block according to the present invention.

In the figure: 1. a drill body; 2. a connecting frame; 3. a support frame; 4. a cylinder; 5. an inner shaft; 6. rotating the card holder; 7. rotating the cutting sleeve; 8. a transmission frame; 9. a telescopic rod; 10. a drill stem; 11. a first clamping block; 12. a second clamping block; 13. a card slot; 14. a snap ring; 15. a strip-shaped key groove; 16. a screw hole; 17. and a limiting bolt.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the anchor drill linkage mechanism comprises a drilling machine main body 1, a connecting frame 2, a supporting frame 3, a cylinder 4, an inner shaft 5, a rotating clamping seat 6, a rotating clamping sleeve 7, a transmission frame 8, an expansion link 9, a drill rod 10, a first clamping block 11, a second clamping block 12, a clamping groove 13, a clamping ring 14, a strip-shaped key groove 15, a screw hole 16 and a limiting bolt 17, wherein the connecting frame 2 is fixedly welded at the lower end of the front side of the drilling machine main body 1, the supporting frame 3 is fixedly welded at the front side of the connecting frame 2, the supporting frame 3 is arc-shaped, the two cylinders 4 are symmetrically arranged at the back side of the supporting frame 3, the inner shaft 5 is fixedly arranged on an output shaft of the drilling machine main body 1 through a bolt and a nut, the rotating clamping seat 6 is sleeved outside the inner shaft 5, the rotating clamping sleeve 7 is movably arranged in the rotating clamping seat 6, the transmission frame 8 is fixedly arranged at the front side of the rotating clamping seat 6 through a nut, the expansion link 9 is arranged in the cylinder 4, and the expansion link 9 is fixedly connected with the transmission frame 8 through a bolt and a nut, the front face of the inner shaft 5 is fixedly provided with a drill rod 10 through threads, a first clamping block 11 is fixedly welded on the outer side of the drill rod 10, a second clamping block 12 is fixedly welded on the front face of the rotary clamping sleeve 7, and the first clamping block 11 on the outer side of the drill rod 10 is limited through the second clamping block 12 on the front face of the rotary clamping sleeve 7;

the first clamping block 11 is semicircular, the second clamping block 12 is quarter-circular, so that the first clamping block 12 and the first clamping block 11 can be conveniently prevented from rotating, a clamping groove 13 is formed in the outer side of the inner end of the rotary clamping sleeve 7, a clamping ring 14 is fixedly arranged in the rotary clamping seat 6, the clamping ring 14 is clamped in the clamping groove 13, and the rotary clamping sleeve 7 is prevented from being separated from the rotary clamping seat 6 when the rotary clamping seat 6 moves along with the transmission frame 8 through the clamping of the clamping groove 13 and the clamping ring 14;

the upper and lower both sides of rotatory cutting ferrule 7 link up and have seted up bar keyway 15, screw 16 has been seted up to the upper and lower both sides of interior axle 5, stop bolt 17 is installed to 16 internal threads of screw, stop bolt 17 passes bar keyway 15 and is located the outside of rotatory cutting ferrule 7, make rotatory cutting ferrule 7 follow interior axle 5 through stop bolt 17 and rotate, and lead through the removal of bar keyway 15 to rotatory cutting ferrule 7, the length of bar keyway 15 is less than the maximum extension length of telescopic link 9, when avoiding telescopic link 9 to withdraw in the cylinder 4, the back of rotatory cassette 6 and interior axle 5's surface collision.

The working principle is as follows: when the drilling machine normally works, the drilling machine main body 1 drives the inner shaft 5 and a drill rod 10 installed on the inner shaft in a threaded manner to rotate clockwise to transmit torque power, so that the drill rod 10 does work towards a working surface, the telescopic rod 9 is positioned in the air cylinder 4, the back surface of the transmission frame 8 is attached to the front surface of the support frame 3, the first clamping block 11 on the outer side of the drill rod 10 is relatively separated from the second clamping block 12 on the front surface of the rotary clamping sleeve 7, after the drill rod 10 originally connected with the inner shaft 5 in a threaded manner is disassembled from the drill rod 10 connected with the front end of the inner shaft 5 in a threaded manner, the drilling machine main body 1 moves forward and drives the inner shaft 5 to rotate clockwise to be connected with the drill rod 10 at the front end in a threaded manner and then retreats to be taken out, at the moment, the threaded connection mode of the inner shaft 5 and the drill rod 10 is in a loose state, the air cylinder 4 is started, the telescopic rod 9 extends out to drive the transmission frame 8, the rotary clamping seat 6 and the rotary clamping sleeve 7 to move forwards, and the maximum moving distance is limited by the strip-shaped key groove 15 formed on the rotary clamping sleeve 7 and the limiting bolt 17 installed on the inner shaft 5, at the moment, the front face of the rotary clamping sleeve 7 is flush with the front face of the inner shaft 5, the output shaft of the drilling machine main body 1 is started to rotate anticlockwise, the first clamping block 11 on the outer side of the drill rod 10 is clamped with the second clamping block 12 on the front face of the rotary clamping sleeve 7, loosening between the inner shaft 5 and the drill rod 10 during anticlockwise rotation is avoided, the drill rod 10 cannot be detached from the drill rod 10 at the front end, when the drill rod 10 at the front end of the drill rod 10 is fixed, the drilling machine main body 1 drives the inner shaft 5 and the drill rod 10 fixed through clamping to rotate anticlockwise, threads between the two drill rods 10 are separated, detachment of the front end of the drill rod 10 is completed, after the drilling machine main body 1 stops rotating, the air cylinder 4 drives the telescopic rod 9 to return, the first clamping block 12 is separated from the first clamping block 11, then the front end of the drill rod 10 is fixed, and the drilling machine main body 1 rotates anticlockwise to enable the threads of the drill rod 10 separated from the inner shaft 5 to complete detachment of the whole drill rod 10.

Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. Anchor bores link gear, including rig main part (1), its characterized in that: the utility model discloses a drilling machine, including rig main part (1), two cylinders (4), nut fixed mounting, be provided with telescopic link (9), the front lower extreme fixed welding of rig main part (1) has link (2), the front fixed welding of link (2) has support frame (3), support frame (3) are the arc, two cylinders (4) are installed to the back symmetry of support frame (3), interior axle (5) of axle (5) through bolt and nut fixed mounting on the output shaft of rig main part (1), the outside cover of interior axle (5) has rotatory cassette (6), movable mounting has rotatory cutting ferrule (7) in rotatory cassette (6), there is drive frame (8) in the front of rotatory cassette (6) through nut fixed mounting, be provided with telescopic link (9) in cylinder (4), telescopic link (9) are through double-screw bolt and nut and drive frame (8) fixed connection.

2. The anchor-drill linkage mechanism according to claim 1, wherein: the front face of the inner shaft (5) is fixedly provided with a drill rod (10) through threads, a first clamping block (11) is fixedly welded on the outer side of the drill rod (10), and a second clamping block (12) is fixedly welded on the front face of the rotary clamping sleeve (7).

3. The anchor-drill linkage mechanism according to claim 2, wherein: the first clamping block (11) is semicircular, and the second clamping block (12) is quarter-circle.

4. The anchor-drill linkage mechanism according to claim 1, wherein: a clamping groove (13) is formed in the outer side of the inner end of the rotary clamping sleeve (7), a clamping ring (14) is fixedly arranged in the rotary clamping seat (6), and the clamping ring (14) is clamped in the clamping groove (13).

5. The anchor-drill linkage mechanism according to claim 1, wherein: the upper side and the lower side of the rotary clamping sleeve (7) are provided with strip-shaped key grooves (15) in a penetrating mode, the upper side and the lower side of the inner shaft (5) are provided with screw holes (16), limiting bolts (17) are installed in the screw holes (16) in an internal thread mode, and the limiting bolts (17) penetrate through the strip-shaped key grooves (15) and are located on the outer side of the rotary clamping sleeve (7).

6. The anchor-drill linkage mechanism according to claim 5, wherein: the length of the strip-shaped key groove (15) is smaller than the maximum extending length of the telescopic rod (9).