CN212689928U

CN212689928U - High efficiency drill bit that colliery probing used

Info

Publication number: CN212689928U
Application number: CN202021377068.9U
Authority: CN
Inventors: 豆树房
Original assignee: Shanxi Zhongke Huachuang Technology Co ltd
Current assignee: Shanxi Zhongke Huachuang Technology Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-03-12
Anticipated expiration: 2030-07-14

Abstract

The utility model relates to a colliery probing technical field specifically is a high efficiency drill bit that colliery probing used, including the drill bit body, the fixed surface of drill bit body is connected with the lug, and the fixed surface of lug is connected with the metal block, the wash port has been seted up on the surface of drill bit body, the fixed connection in top of drill bit body connecting rod, and the bottom of connecting rod has seted up the draw-in groove, water drainage tank has been seted up to the inside of connecting rod. The utility model discloses be provided with drill bit cover and fixed block, with the drill bit cover on the surface of drill bit body, insert the fixture block and establish in the draw-in groove, and the drill bit cover drives the supplementary broken rock of exploitation tooth to make broken efficiency uprise, through with the sleeve cover on the surface of connecting rod, make the inside internal thread of sleeve rotate with the external screw thread to be connected, broken rock can be rotated by the metal blade on sleeve surface and carries telescopic top during the exploitation, thereby can not make moist rubble influence the drill bit probing.

Description

High efficiency drill bit that colliery probing used

Technical Field

The utility model relates to a colliery probing technical field specifically is a high efficiency drill bit that colliery probing used.

Background

With the continuous development of society and the continuous progress of science, people are more and more intelligent in coal mining, and in order to mine coal mines in a deeper layer, most mines are explored by adopting drill bits.

Generally, most of the conventional drilling bits are used for mining by using a single bit, the mining efficiency of the single bit is limited, so that the mining speed is slow, and meanwhile, the broken rock fragments of the conventional drilling bits are slowly accumulated downwards during mining, so that the operation of the drilling bits is influenced during mining, and therefore, a high-efficiency drilling bit for coal mine drilling is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high efficiency drill bit that coal mine probing used to the garrulous end can influence the problem of drill bit operation when the efficiency of the exploitation that provides in solving above-mentioned background art is limited and the exploitation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high efficiency drill bit that colliery probing used, includes the drill bit body, the fixed surface of drill bit body is connected with the lug, and the fixed surface of lug is connected with the metal block, the wash port has been seted up on the surface of drill bit body, the fixed fixedly connected with connecting rod in top of drill bit body, and the bottom of connecting rod has seted up the draw-in groove, the water drainage tank has been seted up to the inside of connecting rod, the external screw thread has been seted up on the surface of connecting rod, the surface cover of connecting rod has the sleeve, the surface cover of drill bit body has the drill bit cover, and the top fixedly connected with fixed block of drill bit cover.

Preferably, the clamping grooves are provided with two groups, and the clamping grooves and the clamping blocks form a clamping structure.

Preferably, an internal thread is formed in the sleeve, and the internal thread and the external thread form a spiral rotating structure.

Preferably, the surface of the sleeve is fixedly connected with a metal blade, and the metal blade is of a spiral structure.

Preferably, the bottom end of the drill bit sleeve is provided with mining teeth, and the inner side of the drill bit sleeve is also provided with a clamping block.

Preferably, four groups of screw holes are formed in the top end of the drill sleeve, and the screw holes and the fixing block are fixed through screws.

Preferably, the drain holes are provided with six groups, and the drain holes are connected with the drain groove.

Compared with the prior art, the beneficial effects of the utility model are that: this high efficiency drill bit that coal mine probing used is provided with drill bit cover and fixed block, with the drill bit cover on the surface of drill bit body, insert the fixture block and establish in the draw-in groove, thereby make the drill bit cover fix the surface at the drill bit body, and the drill bit cover drives the supplementary broken rock of exploitation tooth, thereby make broken efficiency uprise, through the surface with the muffjoint at the connecting rod, make the inside internal thread of sleeve and external screw thread rotate to be connected, broken rock can be rotated by the surperficial metal blade of sleeve during the exploitation and carry telescopic top, thereby can not make moist rubble influence the drill bit probing.

(1) The device is provided with drill bit cover and fixed block, with the drill bit cover on the surface of drill bit body, insert the fixture block and establish in the draw-in groove, fix the top at the drill bit cover with the fixed block through the screw to make the drill bit cover fix on the surface of drill bit body, and the drill bit cover drives the supplementary broken rock of exploitation tooth, thereby makes broken efficiency uprise.

(2) The device makes the inside internal thread of sleeve and external screw thread be rotated and is connected through the surface with the sleeve cover at the connecting rod to make the sleeve fix on the surface of connecting rod, broken rock can be rotated by the surperficial metal vane of sleeve during the exploitation and carry telescopic top, thereby can not make moist rubble influence the drill bit probing.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic bottom view of the structure of the present invention;

fig. 3 is a schematic cross-sectional view of the sleeve of the present invention;

FIG. 4 is a schematic side view of the bit holder of the present invention;

fig. 5 is a schematic top view of the bit holder of the present invention.

In the figure: 1. a drill bit body; 2. a card slot; 3. an external thread; 4. a sleeve; 401. an internal thread; 402. a metal blade; 5. a bit sleeve; 501. mining teeth; 502. a clamping block; 6. a screw hole; 7. a fixed block; 8. a connecting rod; 9. a bump; 10. a metal block; 11. a drain hole; 12. a water drainage groove.

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. 1-5, the present invention provides an embodiment: the utility model provides a high efficiency drill bit that coal mine drilling used, including drill bit body 1, the fixed surface of drill bit body 1 is connected with lug 9, and the fixed surface of lug 9 is connected with metal block 10, wash port 11 has been seted up on the surface of drill bit body 1, wash port 11 is equipped with six groups, and wash port 11 and water drainage tank 12 interconnect, be convenient for help the cooling of drill bit body 1 through wash port 11 and water drainage tank 12, the fixed fixedly connected with connecting rod 8 in top of drill bit body 1, and draw-in groove 2 has been seted up to the bottom of connecting rod 8, draw-in groove 2 is equipped with two sets ofly, and draw-in groove 2 constitutes the block structure with fixture block 502, be convenient for sleeve 4 to fix in the outside of drill bit body 1, external screw thread 3 has been seted up on the surface of.

Internal thread 401 is seted up to sleeve 4's inside, and internal thread 401 constitutes spiral rotary type structure with external screw thread 3, be convenient for sleeve 4 covers on connecting rod 8's surface, sleeve 4's fixed surface is connected with metal blade 402, and metal blade 402 is helical structure, be convenient for metal blade 402 upwards carries the rubble, the surface cover of drill bit body 1 has drill bit cover 5, drill bit cover 5's bottom is equipped with exploitation tooth 501, also there is fixture block 502 in drill bit cover 5's inboard, be convenient for drill bit cover 5 help drill bit body 1 to exploit, the screw hole 6 on drill bit cover 5 top is equipped with four groups, and screw hole 6 passes through the screw fixation with fixed block 7, be convenient for drill bit cover 5 to fix the surface at drill bit body 1, and drill bit cover 5's top fixedly connected with fixed block 7, screw hole 6 has been seted up on.

The working principle is as follows: during the use, according to the attached drawing 1, open the drill bit cover 5, the cover is on the surface of drill bit body 1, insert fixture block 502 and establish in draw-in groove 2, aim at screw hole 6 with the through-hole on fixed block 7 surface, fix fixed block 7 on the top of drill bit cover 5 through the screw, thereby make drill bit cover 5 fix on the surface of drill bit body 1, open the motor, make connecting rod 8 drive drill bit body 1 and rotate, lug 9 and the metal block 10 on drill bit body 1 surface rotate and the rock stratum on broken earth's surface, and drill bit cover 5 drives the supplementary broken rock of exploitation tooth 501, thereby make broken efficiency uprise.

When the drilling is darker, according to figure 1, cover sleeve 4 on the surface of connecting rod 8, rotate sleeve 4, make the inside internal thread 401 of sleeve 4 and external screw thread 3 rotate and be connected, thereby make sleeve 4 fix on the surface of connecting rod 8, the motor drives the broken rock stratum of drill bit body 1 during exploitation, through water drainage tank 12 and wash port 11 toward the bottom water injection, thereby prevent that drill bit body 1 is overheated, and the top of sleeve 4 is carried in the rotation of the metal blade 402 on sleeve 4 surface by broken rock after the water injection, thereby can not make moist rubble influence the drill bit drilling.

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 high efficiency drill bit that coal mine drilling used characterized in that: the drill bit comprises a drill bit body (1), wherein a lug (9) is fixedly connected to the surface of the drill bit body (1), a metal block (10) is fixedly connected to the surface of the lug (9), a drain hole (11) is formed in the surface of the drill bit body (1), a connecting rod (8) is fixedly connected to the top end of the drill bit body (1), a clamping groove (2) is formed in the bottom end of the connecting rod (8), a drainage groove (12) is formed in the connecting rod (8), an external thread (3) is formed in the surface of the connecting rod (8), a sleeve (4) is sleeved on the surface of the connecting rod (8), a drill bit sleeve (5) is sleeved on the surface of the drill bit body (1), a fixed block (7) is fixedly connected to the top end of the drill bit sleeve (5), and a screw hole (.

2. A high efficiency drill bit for coal mine drilling according to claim 1, wherein: the clamping grooves (2) are provided with two groups, and the clamping grooves (2) and the clamping blocks (502) form a clamping structure.

3. A high efficiency drill bit for coal mine drilling according to claim 1, wherein: an internal thread (401) is formed in the sleeve (4), and the internal thread (401) and the external thread (3) form a spiral rotating structure.

4. A high efficiency drill bit for coal mine drilling according to claim 1, wherein: the surface of the sleeve (4) is fixedly connected with a metal blade (402), and the metal blade (402) is of a spiral structure.

5. A high efficiency drill bit for coal mine drilling according to claim 1, wherein: the bottom end of the drill bit sleeve (5) is provided with mining teeth (501), and the inner side of the drill bit sleeve (5) is also provided with a clamping block (502).

6. A high efficiency drill bit for coal mine drilling according to claim 1, wherein: the screw holes (6) at the top end of the drill sleeve (5) are provided with four groups, and the screw holes (6) are fixed with the fixed block (7) through screws.

7. A high efficiency drill bit for coal mine drilling according to claim 1, wherein: six groups of the drain holes (11) are arranged, and the drain holes (11) are connected with the drain grooves (12).