CN213510481U

CN213510481U - Drill bit connecting sleeve

Info

Publication number: CN213510481U
Application number: CN202021847416.4U
Authority: CN
Inventors: 张成兵
Original assignee: Xuzhou City Su Machinery Equipment Manufacturing Co ltd
Current assignee: Xuzhou City Su Machinery Equipment Manufacturing Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-06-22
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a drill bit coupling sleeve, including drill bit pole and body, the top of body is provided with the drill bit pole, the top of body both sides all is provided with fixed knot and constructs, the inside of body is provided with additional strengthening, the outside of body bottom is provided with mounting structure, mounting structure includes first screw thread, sleeve and second screw thread, the sleeve sets up the outside in the body bottom, be provided with the second screw thread on the telescopic inner wall, be fixed with first screw thread on the outer wall of the inside body bottom of sleeve. The utility model discloses a be provided with mounting structure, when the drill bit hookup cover need be changed, through first screw thread and telescopic rotation, the drill bit breaks away from with the drill bit hookup cover very easily, and the dismantlement drill bit that just so can be very convenient is changed, has saved staff's time to improve the engineering progress, additional strengthening makes the drill bit hookup cover have the reinforcement performance, makes it more wear-resisting.

Description

Drill bit connecting sleeve

Technical Field

The utility model relates to a drilling rod technical field specifically is a drill bit coupling sleeve.

Background

With the continuous development of the society, the field of the drill rod is developed vigorously, and as the name suggests, the drill bit connecting sleeve is used for connecting the drill bit and the drill rod, so that the use of the drill rod is convenient, the drill bit connecting sleeve is often used in some industries such as buildings, mining industry and coal mining industry, and after a period of use, the drill bit connecting sleeve has a defect slowly;

the traditional drill bit connecting sleeve is particularly difficult to disassemble and replace, and a worker needs a certain time when replacing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drill bit coupling sleeve to propose drill bit coupling sleeve in solving above-mentioned background art and dismantle difficult problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a drill bit coupling sleeve, includes drill bit pole and body, the top of body is provided with the drill bit pole, the top of body both sides all is provided with fixed knot and constructs, the inside of body is provided with additional strengthening, the outside of body bottom is provided with mounting structure, mounting structure includes first screw thread, sleeve and second screw thread, the sleeve sets up the outside in the body bottom, be provided with the second screw thread on the telescopic inner wall, be fixed with first screw thread on the outer wall of the inside body bottom of sleeve.

Preferably, the diameter of the first thread is smaller than the diameter of the sleeve, and the sleeve is in threaded connection with the body through the second thread.

Preferably, fixed knot constructs including handle, threaded rod, grip block and block, the block all sets up the surface in the body both sides, the threaded rod is run through to the inside of block, one side of threaded rod is provided with the grip block, the opposite side of threaded rod is fixed with the handle.

Preferably, the threaded rods are symmetrically distributed about the center line of the body, internal threads are arranged inside the block body, and the clamping block is in a semicircular design.

Preferably, the reinforcing structure comprises a reinforcing layer, a first reinforcing rib and a second reinforcing rib, the first reinforcing rib is arranged inside the reinforcing layer, and the second reinforcing rib is arranged on the surface of the first reinforcing rib.

Preferably, the first reinforcing ribs and the second reinforcing ribs are distributed in the reinforcing layer at equal intervals, the second reinforcing ribs are arranged in an inclined mode, and the first reinforcing ribs and the second reinforcing ribs are arranged in a crossed mode.

Compared with the prior art, the beneficial effects of the utility model are that: the drill bit connecting sleeve not only realizes easy disassembly of the drill bit connecting sleeve and time saving, but also realizes stable clamping, prevents the drill bit from falling off easily and improves the reinforcing performance of the drill bit connecting sleeve;

(1) by the aid of the installation structure, when the drill bit connecting sleeve needs to be replaced, the drill bit can be conveniently detached and replaced by rotating the first thread and the sleeve, time of workers is saved, and accordingly engineering progress is improved;

(2) by arranging the fixing structure, when a worker uses the drill bit connecting sleeve, the handle is rotated, and the threaded rod is driven by the rotation of the handle to clamp the drill bit, so that the drill bit connecting sleeve is more stable and is not easy to fall off;

(3) through being provided with additional strengthening, drill bit hookup overlaps inside being provided with first strengthening rib and the second strengthening rib, can make drill bit hookup overlap wear-resisting more, have certain hardness, so easy damage has improved drill bit hookup overlaps the practicality.

Drawings

Fig. 1 is a schematic view of a front view partial section structure of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the fixing structure of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is a schematic view of the sectional structure of the reinforcing structure of the present invention.

In the figure: 1. a mounting structure; 101. a first thread; 102. a sleeve; 103. a second thread; 2. a fixed structure; 201. a handle; 202. a threaded rod; 203. a clamping block; 204. a block body; 3. a drill rod; 4. a body; 5. a reinforcing structure; 501. a reinforcing layer; 502. a first reinforcing rib; 503. and a second reinforcing rib.

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 an embodiment: a drill bit coupling sleeve comprises a drill bit rod 3 and a body 4, the drill bit rod 3 is arranged at the top end of the body 4, fixing structures 2 are arranged at the top ends of two sides of the body 4 respectively, each fixing structure 2 comprises a handle 201, a threaded rod 202, clamping blocks 203 and block bodies 204, the threaded rods 202 are symmetrically distributed around the center line of the body 4, internal threads are arranged inside the block bodies 204, the clamping blocks 203 are in a semicircular design inside the body 4, the block bodies 204 are arranged on the surfaces of the two sides of the body 4 respectively, the threaded rod 202 penetrates through the inside of the block bodies 204, the clamping blocks 203 are arranged on one side of the threaded rod 202, the handle 201 is fixed on the other side of the threaded rod 202, a reinforcing structure 5 is arranged inside the body 4, the reinforcing structure 5 comprises a reinforcing layer 501, first reinforcing ribs 502 and second reinforcing ribs 503, the first reinforcing ribs 502 are arranged inside the reinforcing layer 501, the first reinforcing ribs 502 and the second reinforcing ribs 503 are distributed, the second strengthening rib 503 is the slope and arranges, first strengthening rib 502 and second strengthening rib 503 cross arrangement, the surface of first strengthening rib 502 is provided with second strengthening rib 503, the outside of body 4 bottom is provided with mounting structure 1, mounting structure 1 includes first screw thread 101, sleeve 102 and second screw thread 103, sleeve 102 sets up the outside at body 4 bottom, be provided with second screw thread 103 on the inner wall of sleeve 102, be fixed with first screw thread 101 on the outer wall of the inside body 4 bottom of sleeve 102, the diameter of first screw thread 101 is less than the diameter of sleeve 102, sleeve 102 passes through second screw thread 103 and body 4 threaded connection.

Specifically, as shown in fig. 1, when the mechanism is used, the first thread 101 and the second thread 103 are separated by rotating the first thread 101 and the sleeve 102, so that the drill bit is easily separated from the drill bit coupling sleeve, the drill bit can be conveniently detached for replacement, the time of workers is saved, and the engineering progress is improved;

specifically, as shown in fig. 2, when the mechanism is used, when a worker uses the drill bit coupling sleeve, the worker rotates the handle 201 with a hand, the threaded rod 202 is driven by the rotation of the handle 201, the clamping block 203 also rotates, and the drill bit is clamped in the recess in the drill bit rod 3, so that the drill bit coupling sleeve is more stable and is not easy to fall off;

specifically, as shown in fig. 4, when the mechanism is used, the first reinforcing rib 502 and the second reinforcing rib 503 are arranged inside the drill bit coupling sleeve, and the drill bit coupling sleeve has a reinforcing effect, so that the drill bit coupling sleeve is more wear-resistant and has certain hardness, the drill bit coupling sleeve cannot be damaged easily, and the practicability of the drill bit coupling sleeve is improved.

The working principle is as follows: when the drill bit is used, firstly, a drill bit is placed in the drill bit rod 3 by the aid of hand power, after the drill bit is placed, the handle 201 is rotated by hands, the threaded rod 202 is driven by the handle 201 to rotate, the clamping block 203 also rotates, and the clamping block 203 stably clamps the drill bit in a concave position in the drill bit rod 3, so that the drill bit cannot easily fall off;

secondly, after the drill bit and the drill bit connecting sleeve are installed, the drill bit connecting sleeve has certain wear resistance due to the fact that the first reinforcing rib 502 and the second reinforcing rib 503 are arranged inside the drill bit connecting sleeve, and the drill bit connecting sleeve has certain wear resistance between the first reinforcing rib 502 and the second reinforcing rib 503;

finally, when the worker finishes the work and needs to replace the drill bit coupling sleeve, the first thread 101 and the second thread 103 can be separated and reunited under the rotation of the hand, the drill bit and the drill bit coupling sleeve can easily fall off, a new drill bit is replaced, and the use work of the drill bit coupling sleeve is finally completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A drill bit coupling sleeve comprises a drill bit rod (3) and a body (4), and is characterized in that: the drill bit is characterized in that a drill bit rod (3) is arranged at the top end of the body (4), fixing structures (2) are arranged at the top ends of two sides of the body (4), reinforcing structures (5) are arranged inside the body (4), mounting structures (1) are arranged outside the bottom end of the body (4), each mounting structure (1) comprises a first thread (101), a sleeve (102) and a second thread (103), the sleeve (102) is arranged outside the bottom end of the body (4), the second threads (103) are arranged on the inner wall of the sleeve (102), and the first threads (101) are fixed on the outer wall of the bottom end of the body (4) inside the sleeve (102).

2. A drill coupling sleeve according to claim 1, wherein: the diameter of the first thread (101) is smaller than that of the sleeve (102), and the sleeve (102) is in threaded connection with the body (4) through the second thread (103).

3. A drill coupling sleeve according to claim 1, wherein: fixed knot constructs (2) including handle (201), threaded rod (202), grip block (203) and block (204), block (204) all set up the surface in body (4) both sides, threaded rod (202) are run through to the inside of block (204), one side of threaded rod (202) is provided with grip block (203), the opposite side of threaded rod (202) is fixed with handle (201).

4. A drill coupling sleeve according to claim 3, wherein: the threaded rods (202) are symmetrically distributed about the center line of the body (4), internal threads are arranged inside the block body (204), and the clamping block (203) is in a semicircular design.

5. A drill coupling sleeve according to claim 1, wherein: the reinforced structure (5) comprises a reinforced layer (501), a first reinforcing rib (502) and a second reinforcing rib (503), wherein the first reinforcing rib (502) is arranged inside the reinforced layer (501), and the second reinforcing rib (503) is arranged on the surface of the first reinforcing rib (502).

6. A drill coupling sleeve according to claim 5, wherein: the first reinforcing ribs (502) and the second reinforcing ribs (503) are distributed in the reinforcing layer (501) at equal intervals, the second reinforcing ribs (503) are obliquely arranged, and the first reinforcing ribs (502) and the second reinforcing ribs (503) are arranged in a crossed mode.