CN221373461U

CN221373461U - High-durability ore drill bit

Info

Publication number: CN221373461U
Application number: CN202322281737.2U
Authority: CN
Inventors: 梁富根
Original assignee: Taizhou Metallurgical And Mining Machinery Factory
Current assignee: Taizhou Metallurgical And Mining Machinery Factory
Priority date: 2023-08-24
Filing date: 2023-08-24
Publication date: 2024-07-19
Anticipated expiration: 2033-08-24

Abstract

The utility model discloses a high-durability ore drill bit, which comprises a column end, wherein the top end of the column end is provided with a head end, the middle part of the top end of the head end is provided with a triangular boss, the center of the top of the triangular boss is provided with a small hole, the top surface of the column end is provided with a plurality of large holes, and the top of the head end is provided with a chamfer; the beneficial effects are as follows: the protruding end at the top of the ore drill bit is not fixed in a rolling ball embedding and welding mode, but a first inserting column and a second inserting column which are longer in insertion length and are in non-circular structures are adopted, and are matched with the reinforcing bolts, the threaded connecting grooves and the welding, so that the firmness of the hemispherical protruding end can be greatly improved, the falling phenomenon can not occur, the durability is greatly improved, the long tube and the annular spacer are arranged, the welding filling of the space of the clamping groove part can be realized, the welding connection between the column end and the head end can be realized inside, the welding area is large, and the connection firmness between the column end and the head end is greatly improved.

Description

High-durability ore drill bit

Technical Field

The utility model relates to the technical field of ore drills, in particular to a high-durability ore drill.

Background

Mineral drill bits, i.e. mining drill bits, are an integral part of drilling equipment, capable of breaking rock and forming a borehole. The size and shape of the mine drill bit should also be different depending on the working environment and the regional environment, and the drill bit should be scientifically selected based on specific requirements and specific design plans.

The outer wall of the existing mining drill bit on the market is usually provided with a plurality of protruding hemispheres, and the hemispheres are installed in the following manner: to seting up a plurality of hemisphere recesses at the outer wall of ore deposit drill bit, place the spin on the hemisphere recess, carry out welded fastening at last, but this mounting means firm stability is relatively poor, and the ore deposit drill bit is easily break away from the hemisphere recess when using, and the durability is lower.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of utility model

The present utility model is directed to a highly durable mining drill bit, which overcomes the above-mentioned problems of the prior art.

For this purpose, the utility model adopts the following specific technical scheme:

The utility model provides a high durability's ore deposit drill bit, includes the post, the top of post is equipped with the head end, the top middle part of head end is equipped with the triangle and just the boss, the aperture has been seted up to the top center department that the triangle just the boss, the top surface of post is equipped with a plurality of macropores, the top of head end is equipped with the chamfer, a plurality of first jacks have been seted up to the top surface of chamfer, every first jack has all been inserted first jack, the head end with the second jack has all been seted up to the top surface that the triangle just the boss, every the second jack has all been inserted the second jack, the second jack the threaded connection groove has all been seted up to the bottom of first jack, the bottom threaded connection of head end has a plurality of reinforcing bolts, every reinforcing bolt all correspond with threaded connection groove threaded connection.

Preferably, a cavity is formed in the head end, and the first plug, the second plug and the reinforcing bolt extend into the cavity.

Preferably, the protruding ends at the tops of the first inserting columns and the second inserting columns are hemispherical structures, and the cross sections of the inserting ends of the first inserting columns and the second inserting columns are non-circular structures.

Preferably, the top of the column end is provided with a clamping groove which is mutually clamped with the bottom end of the head end, and the overlooking cross section of the clamping groove is of a regular hexagon structure.

Preferably, the inner wall above the column end is provided with a long pipe communicated with the inside of the clamping groove, and the inside of the regular hexagon clamping groove is provided with an annular spacer integrally connected with the inner wall of the regular hexagon clamping groove.

The beneficial effects of the utility model are as follows:

1. The convex end at the top of the ore drill bit is not fixed in a rolling ball embedding and welding mode, but a first inserting column and a second inserting column which are longer in inserting length and non-circular in inserting end are adopted, and are matched with the reinforcing bolts, the threaded connecting grooves and the welding, so that the firmness of the hemispherical convex end can be greatly improved, the falling phenomenon can not occur, and the durability is greatly improved;

2. through setting up long tube and annular spacer, can realize the welding filling to draw-in groove part space, can realize the welded connection of post end and head end inside, and the welding area is big, and the connection fastness of post end and head end improves greatly.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a high durability mining drill bit according to an embodiment of the present utility model;

FIG. 2 is a top view of a high durability rock drill bit according to an embodiment of the present utility model;

Fig. 3 is a partial cross-sectional view of the mineral drill bit of fig. 2 at Z-Z of high durability in accordance with an embodiment of the present utility model.

In the figure:

1. A post end; 2. a headend; 3. the triangle is a boss; 4. a small hole; 5. chamfering; 6. a first jack; 7. a first post; 8. a second jack; 9. a second post; 10. a threaded connection groove; 11. reinforcing bolts; 12. a cavity; 13. a clamping groove; 14. a long tube; 15. an annular spacer; 16. and (3) a large hole.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, a highly durable mineral drill bit is provided.

Embodiment one;

As shown in fig. 1-3, the mine drill bit with high durability according to the embodiment of the utility model comprises a post end 1, wherein a head end 2 is arranged at the top end of the post end 1, a triangular boss 3 is arranged in the middle of the top end of the head end 2, a small hole 4 is formed in the center of the top of the triangular boss 3, a plurality of large holes 16 are formed in the top surface of the post end 1, a chamfer 5 is formed in the top of the head end 2, a plurality of first insertion holes 6 are formed in the top surface of the chamfer 5, a first insertion post 7 is inserted into each first insertion hole 6, a second insertion post 8 is formed in the top surfaces of the head end 2 and the triangular boss 3, a threaded connection groove 10 is formed in the bottom ends of the second insertion posts 9 and the first insertion posts 7, a plurality of reinforcing bolts 11 are connected to the bottom ends of the head end 2 in a threaded mode, and each reinforcing bolt 11 is correspondingly in threaded connection with the threaded connection groove 10.

Embodiment two;

As shown in fig. 1-3, according to the highly durable mine drill bit of the embodiment of the present utility model, the cavity 12 is provided in the head end 2, the first insert column 7, the second insert column 9 and the reinforcing bolt 11 all extend into the cavity 12, so that the reinforcing bolt 11 is conveniently connected with the screw thread of the screw thread connecting groove 10, the protruding ends at the tops of the first insert column 7 and the second insert column 9 are hemispherical structures, the cross sections of the insert ends of the first insert column 7 and the second insert column 9 are non-circular structures, no rotation phenomenon occurs, and the fastening is more stable.

Embodiment three;

As shown in fig. 1-3, according to the mine drill bit with high durability provided by the embodiment of the utility model, the top of the column end 1 is provided with the clamping groove 13 which is clamped with the bottom end of the head end 2, the overlooking cross section of the clamping groove 13 is of a regular hexagon structure, the inner wall above the column end 1 is provided with the long pipe 14 which is communicated with the inside of the clamping groove 13, filling welding can be realized inside, the welding area is large, the column end 1 and the head end 2 are firmer and more stable, and the inside of the regular hexagon clamping groove 13 is provided with the annular spacer 15 which is integrally connected with the inner wall of the column end 1, so that the blocking effect is realized, and the blocking of the big hole 16 and the small hole 4 is avoided.

In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.

During practical application, the first inserting column 7 is inserted into the first inserting hole 6, the reinforcing bolt 11 is in threaded connection with the threaded connecting groove 10 below the first inserting column 7, the second inserting column 9 is inserted into the second inserting hole 8, the reinforcing bolt 11 is in threaded connection with the threaded connecting groove 10 below the second inserting column 9, the protruding surfaces of the first inserting column 7 and the second inserting column 9 are welded, then the column end 1 is in butt joint with the head end 2, the clamping groove 13 forms a sealing cavity, liquid metal liquid is conveyed into the long tube 14, the metal liquid is filled between the clamping groove 13 and the annular spacer 15, and firmness between the column end 1 and the head end 2 is greatly improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a high durability's ore deposit drill bit, its characterized in that, including post (1), the top of post (1) is equipped with head end (2), the top middle part of head end (2) is equipped with triangle just boss (3), aperture (4) have been seted up in the top center department of triangle just boss (3), the top surface of post (1) is equipped with a plurality of macropores (16), the top of head end (2) is equipped with chamfer (5), a plurality of first jacks (6) have been seted up to the top surface of chamfer (5), every first jack (6) have all been inserted first jack (7), head end (2) with second jack (8) have all been seted up to the top surface of triangle just boss (3), every second jack (8) have all been inserted second jack (9), threaded connection groove (10) have all been seted up to the bottom thread connection of head end (2) have a plurality of reinforcing bolts (11), every reinforcing bolts (11) correspond with thread connection groove (10).

2. The mining drill bit of high durability according to claim 1, characterized in that the inside of the head end (2) is provided with a cavity (12), the first spigot (7), the second spigot (9) and the reinforcing bolt (11) all extending into the cavity (12).

3. The mining drill bit with high durability according to claim 1, characterized in that the top protruding ends of the first plug post (7) and the second plug post (9) are of hemispherical structures, and the cross sections of the insertion ends of the first plug post (7) and the second plug post (9) are of non-circular structures.

4. The mining drill bit with high durability according to claim 1, wherein the top of the column end (1) is provided with a clamping groove (13) which is mutually clamped with the bottom end of the head end (2), and the overlook cross section of the clamping groove (13) is of a regular hexagon structure.

5. The mining drill bit with high durability according to claim 4, wherein the upper inner wall of the column end (1) is provided with a long tube (14) communicated with the inside of the clamping groove (13), and the inside of the regular hexagonal clamping groove (13) is provided with an annular spacer (15) integrally connected with the inner wall of the regular hexagonal clamping groove.