CN210738474U

CN210738474U - Rock core drill bit for metal mineral exploration

Info

Publication number: CN210738474U
Application number: CN201921181818.2U
Authority: CN
Inventors: 高存山
Original assignee: Northwest Geological Exploration Institute Of China Metallurgical Geology Bureau
Current assignee: Northwest Geological Exploration Institute Of China Metallurgical Geology Bureau
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-06-12
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses a rock core drill bit for metal mineral exploration, which comprises a drill rod, a drill bit body, a connecting pipe and a blade, the middle of one end of the drill bit body is provided with a connecting groove, the middle of the periphery of the outer side of the connecting groove is provided with a first screw hole, a groove is arranged at the upper end of the first screw hole and positioned at the outer side of the connecting groove, a fixed block is welded at one end of the drill bit body, which is far away from the connecting groove, in an annular array manner, a second screw hole is arranged in the middle of one side of the fixed block, the blade is arranged on the second screw hole through a first screw thread, the height and the width of the blade are both larger than those of the fixed block, the upper end of the blade exceeds the height of the fixed block, the one end that the blade is located the drill bit body outside surpasss the width of fixed block, the one end welding of drilling rod has the connecting pipe, first screw has all been seted up to the outside of connecting pipe middle department all around. The utility model discloses a to the change of blade, avoided the advantage of directly changing the drill bit.

Description

Rock core drill bit for metal mineral exploration

Technical Field

The utility model relates to a mineral exploration technical field specifically is a metal is rock core drill bit for mineral exploration.

Background

Mineral exploration is the practical geology which is most effective for researching the geological conditions, the deposit occurrence rules, the ore body change characteristics and the industrial deposit of mineral formation and distribution, has stronger comprehensiveness, practicality, economy and policy, belongs to the category of the economic geology, is the comprehensive embodiment of geological science and economic science, and directly serves the national economic construction by utilizing the achievements of the geological science, the technical science and the economic science. The main research object is the exploration and evaluation of mineral products (or mineral deposits), and the main research method is to carry out geological, technical and economic evaluation according to the natural characteristics of the mineral deposits, the technical and economic factors of the exploration and development of the mineral products and the like. As the main professional course of the mineral exploration specialty, it reflects the nature and cultivation goals of the specialty.

When surveying mineral products, need take a sample the rock of difference, this kind of sample mode is all taken a sample through the mode of drilling, when driling a hole to the rock, all need be fixed with the drill bit with the one end of drilling rod, but long-time the back of using, the drill bit receives wearing and tearing easily, needs to be changed the drill bit, and most main wearing and tearing are the blade, and current change mode is that direct change the drill bit, has directly caused the waste of drill bit, has increased the cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metal is rock core drill for mineral exploration possesses the advantage that is favorable to changing the blade on the drill bit, has solved and has directly changed the drill bit, causes extravagant problem to the drill bit.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a metal is rock core drill bit for mineral exploration, includes drilling rod, drill bit body, connecting pipe and blade, the spread groove has been seted up to the department in the middle of the one end of drill bit body, first screw has all been seted up to the middle department all around in the spread groove outside, the outside that the upper end of first screw is located the spread groove is seted up flutedly, the drill bit body deviates from the annular permutation welding of one end of spread groove and has the fixed block, and the fixed block is equipped with threely altogether, the department has seted up the second screw in the middle of one side of fixed block, the blade is installed on the second screw through first screw.

Preferably, the height and the width of the blade are both greater than the height and the width of the fixing block, the upper end of the blade exceeds the height of the fixing block, and the end, located on the outer side of the drill body, of the blade exceeds the width of the fixing block.

Preferably, the welding of one end of drilling rod has the connecting pipe, first screw has all been seted up to the outside of connecting pipe middle department all around, the drill bit body passes through second screw movable mounting on the connecting pipe.

Preferably, the drill rod, the drill bit body and the connecting pipe are all tubular, the diameter of the outer side of the connecting pipe is equal to the diameter of the inner side of the connecting groove in the drill bit body, and the length of the connecting pipe is equal to the depth of the connecting groove.

Preferably, the number of the blades is three, and the three blades are all located on the same side of the fixing block.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up connecting pipe and spread groove, be favorable to carrying out the effect of installing to the drill bit body, before carrying out the investigation to mineral products, cup joint the drill bit body on the connecting pipe of drilling rod one end through the spread groove, and the first screw on connecting pipe and the drill bit body is corresponding, realizes the fixed to the drill bit body through the second screw simultaneously.

2. The utility model discloses a set up the fixed block, realized the effect that convenient blade was changed, when using for a long time, through taking out the first screw on the fixed block, realize the change to the blade, avoided direct change to the drill bit body.

Drawings

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

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

fig. 3 is a schematic view of the drill bit body structure of the present invention.

In the figure: 1. a drill stem; 2. a drill bit body; 3. a groove; 4. a connecting pipe; 5. a blade; 6. A first screw; 7. connecting grooves; 8. a first screw hole; 9. a second screw; 10. a fixed block; 11. And a second screw hole.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides a rock core drill bit for metal mineral exploration, including drilling rod 1, drill bit body 2, connecting pipe 4 and blade 5, spread groove 7 has been seted up to department in the middle of the one end of drill bit body 2, first screw 8 has all been seted up to the middle department all around in the spread groove 7 outside, recess 3 has been seted up in the outside that the upper end of first screw 8 is located spread groove 7, drill bit body 2 deviates from the annular permutation welding of one end of spread groove 7 and has fixed block 10, and fixed block 10 is equipped with threely altogether, second screw 11 has been seted up to department in the middle of one side of fixed block 10, blade 5 is installed on second screw 11 through 6 screw threads of first screw, when using for a long time, through taking out first screw 6 on the fixed block 10, realize the change to blade 5, direct change to drill bit body 2.

The height and the width of the blade 5 are both larger than the height and the width of the fixing block 10, the upper end of the blade 5 exceeds the height of the fixing block 10, and the width of the fixing block 10 exceeds the end, located on the outer side of the drill bit body 2, of the blade 5.

The welding of the one end of drilling rod 1 has connecting pipe 4, first screw 8 has all been seted up to the outside of connecting pipe 4 middle department all around, drill bit body 2 is on connecting pipe 4 through second screw 9 movable mounting, before surveying mineral products, cup joint drill bit body 2 on the connecting pipe 4 of drilling rod 1 one end through spread groove 7, and connecting pipe 4 and the first screw 8 on the drill bit body 2 are corresponding, realize the fixed to drill bit body 2 through second screw 9 simultaneously.

Drilling rod 1, drill bit body 2 and connecting pipe 4 all are the tubulose, and the outside diameter of connecting pipe 4 equals with the inside diameter of spread groove 7 on the drill bit body 2, and the length of connecting pipe 4 equals with the degree of depth of spread groove 7.

The number of the blades 5 is three, and the three blades 5 are all positioned on the same side of the fixing block 10.

The working principle is as follows: the utility model discloses in operation, cup joint drill bit body 2 on connecting pipe 4 of 1 one end of drilling rod through spread groove 7, and first screw 8 on connecting pipe 4 and the drill bit body 2 is corresponding, realizes fixing drill bit body 2 through second screw 9 simultaneously, takes out through first screw 6 with on the fixed block 10 simultaneously, realizes the change to blade 5, has avoided direct change to drill bit body 2. The working principle of the present invention is the above.

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. The utility model provides a metal is rock core drill bit for mineral exploration, includes drilling rod (1), drill bit body (2), connecting pipe (4) and blade (5), its characterized in that: the utility model discloses a drill bit, including drill bit body (2), spread groove (7), first screw (8) have all been seted up to the department in the middle of the one end in the drill bit body (2) middle department all around, the outside that the upper end of first screw (8) is located spread groove (7) is seted up fluted (3), the one end annular permutation welding that deviates from spread groove (7) of drill bit body (2) has fixed block (10), and fixed block (10) are equipped with threely altogether, second screw (11) have been seted up to the department in the middle of one side of fixed block (10), blade (5) are installed on second screw (11) through first screw (6) screw thread.

2. The core bit for metal mineral exploration according to claim 1, wherein: the height and the width of the blade (5) are both larger than those of the fixing block (10), the upper end of the blade (5) exceeds the height of the fixing block (10), and one end, located on the outer side of the drill bit body (2), of the blade (5) exceeds the width of the fixing block (10).

3. The core bit for metal mineral exploration according to claim 1, wherein: the drill bit is characterized in that a connecting pipe (4) is welded at one end of the drill rod (1), first screw holes (8) are formed in the middle of the periphery of the outer side of the connecting pipe (4), and the drill bit body (2) is movably mounted on the connecting pipe (4) through second screws (9).

4. The core bit for metal mineral exploration according to claim 1, wherein: drilling rod (1), drill bit body (2) and connecting pipe (4) all are the tubulose, the outside diameter of connecting pipe (4) equals with spread groove (7) inboard diameter on drill bit body (2), and the length of connecting pipe (4) equals with the degree of depth of spread groove (7).

5. The core bit for metal mineral exploration according to claim 1, wherein: the number of the blades (5) is three, and the three blades (5) are all located on the same side of the fixing block (10).