CN216446860U

CN216446860U - Mining engineering is with preventing effectual high strength drill bit that splits

Info

Publication number: CN216446860U
Application number: CN202121927569.4U
Authority: CN
Inventors: 罗苏江
Original assignee: Xiao Guangbo
Current assignee: Xiao Guangbo
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-05-06
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses a high-strength drill bit with a good fracture prevention effect for mining engineering, which comprises a mounting plate, wherein mounting screws are arranged on the mounting plate, a fixed column is welded at the central position of the bottom of the mounting plate, a screw hole is formed in the bottom of the fixed column, a mounting sleeve is sleeved at the bottom of the fixed column, a connecting screw rod is fixedly connected to the bottom of the inner wall of the mounting sleeve at a position corresponding to the screw hole, fixed blocks are fixedly connected to two sides of the mounting sleeve, and a positioning screw is arranged on one side, away from the mounting sleeve, of each fixed block. This mining engineering is with preventing effectual high strength drill bit that splits, structural design is reasonable, and convenient to use has the dismouting of being convenient for, and then with its quick replacement's advantage, need not the user and expend a large amount of time and energy and operate, also has higher intensity simultaneously, avoids producing the appearance of the circumstances such as fracture in the use, can satisfy diversified demand.

Description

Mining engineering is with preventing effectual high strength drill bit that splits

Technical Field

The utility model relates to the technical field of mining equipment, in particular to a high-strength drill bit with a good fracture prevention effect for mining engineering.

Background

The mining engineering of prior art is with drill bit mostly does not have better intensity, produces the appearance of the condition such as fracture easily in the use, brings the unnecessary loss, still has the problem of difficult change simultaneously, needs the user to spend a large amount of time and energy to operate, is difficult to satisfy diversified demand, for this we have proposed a mining engineering with preventing effectual high strength drill bit of fracture to solve the problem that proposes in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-strength drill bit with a good fracture prevention effect for mining engineering, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-strength drill bit with good anti-fracture effect for mining engineering comprises a mounting plate, wherein a mounting screw is arranged on the mounting plate, a fixed column is welded at the central position of the bottom of the mounting plate, a screw hole is formed in the bottom of the fixed column, a mounting sleeve is sleeved at the bottom of the fixed column, a connecting screw rod is fixedly connected to the bottom of the inner wall of the mounting sleeve and corresponds to the screw hole, fixed blocks are fixedly connected to two sides of the mounting sleeve, a positioning screw is arranged on one side, away from the mounting sleeve, of each fixed block, one end, close to the fixed blocks, of each positioning screw sequentially penetrates through the fixed blocks, the mounting sleeve and the fixed column and extends into the inside of the fixed column to be fixedly connected with the inside of the fixed column, a drill rod body is fixedly connected to the bottom of the mounting sleeve, a first reinforcing rod is fixedly connected to the central position of the inside of the drill rod body, at least eight second reinforcing rods with equal distance are arranged around the outside of the inside of the drill rod body and corresponding to the first reinforcing rods, the drill bit body is fixedly connected to the bottom of the drill rod body through a connecting block.

Preferably, the quantity of mounting screw is for being no less than six and the equidistance encircles the bottom that sets up at the mounting panel, mounting screw's top is run through the mounting panel and is extended to its outside.

Preferably, the inner wall of the screw hole is provided with an internal thread, and the surface of the connecting screw rod is provided with an external thread matched with the internal thread.

Preferably, the outer side of the first reinforcing rod is provided with eight reinforcing steel plates, and the reinforcing steel plates are circumferentially welded on the outer side of the first reinforcing rod at equal intervals.

Preferably, the bottom of the drill rod body corresponds to the reinforcing ribs fixedly connected with the two sides of the connecting block, and one side of each reinforcing rib, which is close to the connecting block, is fixedly connected with the connecting block.

Preferably, the surface of the drill rod body is provided with a first wear-resistant coating, and the surface of the drill bit body is provided with a second wear-resistant coating.

Preferably, the drill bit body's the outside is equipped with the drill bit blade, the quantity of drill bit blade is six and the equidistance encircles the welding in the drill bit body outside.

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

1. the device is fixed on a drilling machine through the mounting plate and the mounting screw, the mounting sleeve is rotated after the positioning screw is screwed down, the lower drill rod body and the drill bit body can be dismounted together to realize dismounting and mounting through the threaded connection between the screw hole and the connecting screw rod, the first reinforcing rod is arranged at the central position inside the drill rod body, and a plurality of groups of second reinforcing rods are arranged in a surrounding manner, so that the strength and the anti-fracture capability of the high-strength drill bit can be effectively improved, the service life of the high-strength drill bit is further maximized, the high-strength drill bit for mining engineering is reasonable in structural design and convenient to use, has the advantages of being convenient to dismount and mount, further has the advantage of being fast replaced, does not need a user to spend a large amount of time and energy for operation, simultaneously has higher strength, avoids the occurrence of the conditions of fracture and the like in the using process, and can meet the multidirectional requirements.

2. According to the drill bit, the reinforcing steel plates are arranged, the eight reinforcing steel plates are arranged on the outer sides of the first reinforcing rods in a surrounding mode, the overall strength of the first reinforcing rods can be improved in an auxiliary mode, the fracture prevention capacity of the drill bit body is further improved, the fixing degree of connection between the connecting block and the drill bit body is reinforced through the reinforcing ribs, the drill bit body and the drill bit body are prevented from falling off from each other, the wear resistance of the surfaces of the drill bit body and the drill bit body is respectively improved through the first wear-resistant coating and the second wear-resistant coating, the service life is prolonged, the ground drilling capacity can be improved when the drill bit body is just in contact with the ground through the drill bit blades, and deep drilling is facilitated.

Drawings

FIG. 1 is a structural cross-sectional view of a front view of the present invention;

FIG. 2 is a sectional view of the drill rod body of the present invention in a top view;

fig. 3 is a schematic structural diagram of a bottom view of the drill bit body according to the present invention.

In the figure: the drill bit comprises a mounting plate 1, a mounting screw 2, a fixing column 3, a screw hole 4, a mounting sleeve 5, a connecting screw rod 6, a fixing block 7, a positioning screw 8, a drill rod body 9, a first reinforcing rod 10, a second reinforcing rod 11, a connecting block 12, a drill bit body 13, a reinforcing steel plate 14, a reinforcing rib 15, a first wear-resistant coating 16, a second wear-resistant coating 17 and a drill bit blade 18.

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. 1-3, a high strength drill bit with good fracture prevention effect for mining engineering comprises a mounting plate 1, a mounting screw 2 is arranged on the mounting plate 1, a fixed column 3 is welded at the central position of the bottom of the mounting plate 1, a screw hole 4 is arranged at the bottom of the fixed column 3, a mounting sleeve 5 is sleeved at the bottom of the fixed column 3, a connecting screw 6 is fixedly connected at the bottom of the inner wall of the mounting sleeve 5 and corresponding to the screw hole 4, fixed blocks 7 are fixedly connected at both sides of the mounting sleeve 5, a positioning screw 8 is arranged at one side of the fixed block 7 far away from the mounting sleeve 5, one end of the positioning screw 8 close to the fixed block 7 sequentially penetrates through the fixed block 7, the mounting sleeve 5 and the fixed column 3 and is fixedly connected with the fixed column, a drill rod body 9 is fixedly connected at the bottom of the mounting sleeve 5, a first reinforcing rod 10 is fixedly connected at the central position inside the drill rod body 9, inside and the outside equidistance that corresponds first stiffener 10 of drilling rod body 9 encircles and is provided with and is no less than eight second stiffener 11, and

first stiffener

10 and 11 concrete all adopt the reinforcing bar of second stiffener, and connecting block 12 fixedly connected with drill bit body 13 is passed through to the bottom of drilling rod body 9.

Specifically, the number of the mounting screws 2 is not less than six and the mounting screws are arranged at the bottom of the mounting plate 1 in a surrounding mode at equal intervals, and the top ends of the mounting screws 2 penetrate through the mounting plate 1 and extend to the outside of the mounting plate.

Specifically, an internal thread is formed on the inner wall of the screw hole 4, and an external thread matched with the internal thread is formed on the surface of the connecting screw rod 6.

Specifically, the outside of first stiffener 10 is equipped with steel reinforcing plate 14, and steel reinforcing plate 14's quantity is eight and the equidistance and encircles the welding in the outside of first stiffener 10, and through setting up steel reinforcing plate 14, eight steel reinforcing plate 14 encircle the outside that sets up at first stiffener 10, can assist the bulk strength that improves first stiffener 10, and then improve the fracture resistance of drilling rod body 9.

Specifically, the drill rod body 9 bottom just corresponds the equal fixedly connected with strengthening rib 15 in both sides of connecting block 12, and strengthening rib 15 is close to one side and connecting block 12 fixed connection of connecting block 12, through setting up strengthening rib 15, has consolidated the fixed degree of being connected between connecting block 12 and the drill rod body 9, prevents to drop each other.

Specifically, the surface of the drill rod body 9 is provided with a first wear-resistant coating 16, the surface of the drill bit body 13 is provided with a second wear-resistant coating 17, and the wear-resistant capacity of the surfaces of the drill rod body 9 and the drill bit body 13 is respectively improved and the service life is prolonged by arranging the first wear-resistant coating 16 and the second wear-resistant coating 17.

Specifically, the drill bit blades 18 are arranged on the outer side of the drill bit body 13, the drill bit blades 18 are six and are welded on the outer side of the drill bit body 13 in an encircling mode at equal intervals, and through the arrangement of the drill bit blades 18, the ground drilling capability can be improved when the drill bit body 13 just contacts with the ground, and deep drilling is facilitated.

This mining engineering is with preventing effectual high strength drill bit that splits, structural design is reasonable, and convenient to use has the dismouting of being convenient for, and then with its quick replacement's advantage, need not the user and expend a large amount of time and energy and operate, also has higher intensity simultaneously, avoids producing the appearance of the circumstances such as fracture in the use, can satisfy diversified demand.

During the use, be fixed in the rig through mounting panel 1 and mounting screw 2 on, after 8 back of unscrewing to set screw, rotate installation cover 5, through the threaded connection between screw 4 and connecting screw 6, can lift down below kelly body 9 and drill bit body 13 in the lump and realize the dismouting, central point department of putting in the inside of drill rod body 9 is equipped with first excellent 10, and encircle and be provided with multiunit second excellent 11, can effectively improve its intensity and prevent fracture ability, and then maximize improvement life.

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. The utility model provides a mining engineering is with preventing effectual high strength drill bit that breaks, includes mounting panel (1), its characterized in that: the drill rod fixing device is characterized in that a mounting screw (2) is arranged on the mounting plate (1), a fixing column (3) is welded at the central position of the bottom of the mounting plate (1), a screw hole (4) is formed in the bottom of the fixing column (3), a mounting sleeve (5) is sleeved at the bottom of the fixing column (3), a connecting screw rod (6) is fixedly connected to the bottom of the inner wall of the mounting sleeve (5) and corresponds to the screw hole (4), fixing blocks (7) are fixedly connected to the two sides of the mounting sleeve (5), a positioning screw (8) is arranged on one side, far away from the mounting sleeve (5), of each fixing block (7), one end, close to each fixing block (7), of each positioning screw (8) penetrates through each fixing block (7), each mounting sleeve (5) and each fixing column (3) in sequence and extends into the corresponding fixing column (3) to be fixedly connected with the corresponding fixing column, a drill rod body (9) is fixedly connected to the bottom of the mounting sleeve (5), the drill rod comprises a drill rod body (9), wherein a first reinforcing rod (10) is fixedly connected to the center of the interior of the drill rod body (9), the number of second reinforcing rods (11) which are not less than eight is equidistantly arranged on the outer side of the interior of the drill rod body (9) and corresponding to the first reinforcing rod (10), and a drill bit body (13) is fixedly connected to the bottom of the drill rod body (9) through a connecting block (12).

2. The mining engineering high-strength drill bit with good fracture prevention effect according to claim 1, characterized in that: the quantity of mounting screw (2) is for being no less than six and the equidistance encircles the bottom that sets up at mounting panel (1), the top of mounting screw (2) runs through mounting panel (1) and extends to its outside.

3. The mining engineering high-strength drill bit with good fracture prevention effect as claimed in claim 2, characterized in that: the inner wall of the screw hole (4) is provided with an internal thread, and the surface of the connecting screw rod (6) is provided with an external thread matched with the internal thread.

4. The mining engineering high-strength drill bit with good fracture prevention effect according to claim 3, characterized in that: the outer side of the first reinforcing rod (10) is provided with reinforcing steel plates (14), the number of the reinforcing steel plates (14) is eight, and the reinforcing steel plates are welded on the outer side of the first reinforcing rod (10) in an encircling mode at equal intervals.

5. The mining engineering high-strength drill bit with good fracture prevention effect according to claim 4, characterized in that: the drill rod body (9) is arranged at the bottom of the drill rod body and corresponds to reinforcing ribs (15) fixedly connected to two sides of the connecting block (12), and one side, close to the connecting block (12), of each reinforcing rib (15) is fixedly connected with the connecting block (12).

6. The mining engineering high-strength drill bit with good fracture prevention effect according to claim 5, characterized in that: the surface of the drill rod body (9) is provided with a first wear-resistant coating (16), and the surface of the drill bit body (13) is provided with a second wear-resistant coating (17).

7. The mining engineering high-strength drill bit with good fracture prevention effect according to claim 6, characterized in that: the drill bit is characterized in that drill bit blades (18) are arranged on the outer side of the drill bit body (13), and the drill bit blades (18) are six in number and are welded on the outer side of the drill bit body (13) in an encircling mode at equal intervals.