CN214659967U - High-speed drill bit for treating complex rock stratum - Google Patents

Abstract

The utility model discloses a handle high-speed drill bit of complicated rock stratum relates to the high-speed drill bit field, including the drill bit main part, the top of drill bit main part is connected with the connector, and the connector is installed at the top of connector, and the surface of drill bit main part is provided with the flight. The utility model discloses a hobbing cutter, broken tooth and crop, the rig aligns the rock stratum with the drill bit, the crop contacts the surface of rock stratum earlier, the crop rotates the cubic rock in the earlier crushing rock stratum, carry out the preliminary treatment, make the straight section of thick bamboo can creep into the rock stratum smoothly, because the complicacy of rock stratum, the hobbing cutter contacts the rock stratum, can bear great radial pressure because of the hobbing cutter axle, so radial earlier breakage, the hobbing cutter can produce great pressure to the rock stratum after receiving radial pressure, the rock stratum receives the hobbing cutter and can produce the crackle after pushing away the pressure, broken tooth is further broken to the rock stratum, a plurality of broken teeth atress is even when handling, soil in the rock stratum utilizes the effect of flight upwards to discharge, improve the stationarity of creeping into efficiency and creeping into.

Description

High-speed drill bit for treating complex rock stratum

Technical Field

The utility model relates to a high-speed drill bit field specifically is a handle high-speed drill bit of complicated rock stratum.

Background

The rotary drilling rig is a construction machine for hole forming operation, and the principle of the rotary drilling rig is that a drill rod is driven by a power head to realize that a drilling tool rotates to cut rock soil, then the drilling tool is lifted to the outside of a hole to unload soil, and the drilling tool is periodically operated in a circulating mode until holes are formed; at present, most of rotary drilling drills adopt a single drill bit stone breaking mode to drill, and commonly used drill bits comprise a bucket tooth drill bit, a cutting pick drill bit and a roller bit.

Current high-speed drill bit, the structure is more single, when handling the stratum, directly utilizes the drill bit to handle the stratum, can cause the destruction to the stratum, and is poor to the crushing effect of stratum, influences the treatment effect to the stratum, and at broken in-process, can produce a lot of pieces, and the too much treatment effect that can influence the drill bit of piece influences high-speed drill bit's use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that the crushing effect on rock strata is poor and the treatment effect of the drill bit is influenced by too much debris, a high-speed drill bit for treating complex rock strata is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a handle high-speed drill bit of complicated rock stratum, includes the drill bit main part, the top of drill bit main part is connected with the connector, the connector is installed at the top of connector, the surface of drill bit main part is provided with the flight, straight section of thick bamboo is installed to the bottom of drill bit main part, the inside of straight section of thick bamboo is provided with the feed liquor pipe, the bottom of feed liquor pipe is connected with the coolant liquid passageway, the bottom that straight section of thick bamboo was run through to the bottom of coolant liquid passageway is connected with the sprinkler bead, install the crop in the middle of the bottom of straight section of thick bamboo, the inside of crop is provided with the cavity, the both sides of cavity are provided with the runner, installing frame and support column are installed respectively to the bottom of straight section of thick bamboo, the hobbing cutter is installed through the pivot in the bottom of installing frame, broken tooth is installed to the bottom of support column.

Preferably, the flow channel is spiral, and the flow channel is connected with the branch pipeline.

Preferably, the crushing teeth and the hobbing cutters are arranged in a plurality, and the crushing teeth and the hobbing cutters are distributed annularly.

Preferably, the sprinkler head is provided with a plurality of sprinkler heads, and the sprinkler heads are distributed annularly.

Preferably, the hob is rotatably connected with the mounting frame through a rotating shaft.

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

1. the utility model discloses a hobbing cutter, broken tooth and crop, the rig aligns the rock formation with the drill bit, the crop contacts the surface of rock formation earlier, the crop rotates the cubic rock in the earlier crushing rock formation, carry out the preliminary treatment, make straight section of thick bamboo can creep into the rock formation smoothly, because the complicacy of rock formation, the hobbing cutter contacts the rock formation, because the hobbing cutter axle can bear great radial pressure, so radial earlier breakage, the hobbing cutter can produce great pressure to the rock formation after receiving radial pressure, the rock formation can produce the crackle after receiving the hobbing cutter to push away the pressure, broken tooth is further broken to the rock formation, a plurality of broken teeth atress is even when handling, soil in the rock formation utilizes the effect of flight upwards to discharge, improve the stationarity of creeping into efficiency and creeping into;

2. the utility model discloses sprinkler bead, pipeline and runner through at broken in-process, to the intraductal injection cooling water of feed liquor, the cooling water enters into the sprinkler bead through the coolant liquid passageway, cools off when a plurality of sprinkler beads are handled the rock stratum, and cavity is arranged from the pipeline to some cooling water, can wash away the garrulous of entering into in the cavity after handling through spiral helicine runner, and the clastic timely discharge of being convenient for can not influence the treatment effect of drill bit.

Drawings

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

FIG. 2 is a schematic view of a cross-sectional structure of a straight cylinder according to the present invention;

FIG. 3 is a schematic view of the bottom structure of the straight tube of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a drill bit body; 2. a linker; 3. a straight cylinder; 4. a connector; 5. a liquid inlet pipe; 6. cutting the head; 7. a coolant passage; 8. a cavity; 9. a flow channel; 10. branch pipelines; 11. a sprinkler head; 12. hobbing cutters; 13. installing a frame; 14. a rotating shaft; 15. a support pillar; 16. crushing teeth; 17. a spiral sheet.

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 "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, 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. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-4, a high-speed drill for treating complex rock stratum comprises a drill main body 1, a connector 2, a straight cylinder 3, a connector 4, a liquid inlet pipe 5, a cutter 6, a coolant channel 7, a cavity 8, a flow channel 9, a branch pipe 10, a water spray head 11, a hob 12, a mounting frame 13, a rotating shaft 14, a support pillar 15, crushing teeth 16 and a spiral piece 17, wherein the connector 2 is connected to the top of the drill main body 1, the connector 4 is installed on the top of the connector 2, the spiral piece 17 is arranged on the outer surface of the drill main body 1, the straight cylinder 3 is installed at the bottom of the drill main body 1, the liquid inlet pipe 5 is arranged inside the straight cylinder 3, the coolant channel 7 is connected to the bottom end of the liquid inlet pipe 5, the water spray head 11 is connected to the bottom of the straight cylinder 3 through the bottom of the straight cylinder 7, the cutter 6 is installed in the middle of the bottom of the straight cylinder 3, the cavity 8 is arranged inside the cutter 6, and the flow channels 9 are arranged on two sides of the cavity 8, the bottom of the straight cylinder 3 is respectively provided with an installation frame 13 and a supporting column 15, the bottom of the installation frame 13 is provided with a hob 12 through a rotating shaft 14, the bottom of the supporting column 15 is provided with crushing teeth 16, and fragments of rock strata are conveyed upwards by a spiral piece 17.

Please refer to fig. 2, the flow channel 9 is spiral, and the flow channel 9 is connected to the branch pipe 10, so that the processed chips entering the cavity 8 can be washed away through the spiral flow channel 9, thereby facilitating the discharge of the chips.

Please refer to fig. 1 and 3, the crushing teeth 16 and the hob 12 are provided in plural numbers, and the plural crushing teeth 16 and the hob 12 are distributed in an annular shape, so that the crushing effect on the rock formation by the plural crushing teeth 16 and the hob 12 is better.

Please refer to fig. 2, the plurality of sprinkler heads 11 are disposed, and the plurality of sprinkler heads 11 are distributed in a ring shape, so that the plurality of sprinkler heads 11 cool the rock formation during the treatment, thereby improving the treatment effect.

Referring to fig. 1, 3 and 4, the roller cutter 12 is rotatably connected to the mounting frame 13 via a shaft 14, and the roller cutter 12 is rotated in the mounting frame 13 via the shaft 14 to treat the formation.

The working principle is as follows: firstly, a user starts the rotary drilling rig, the rotary drilling rig aligns a drill bit with a rock stratum, a cutting head 6 contacts with the surface of the rock stratum firstly, the cutting head 6 rotates to crush massive rocks in the rock stratum firstly, pretreatment is carried out, a straight barrel 3 can drill the rock stratum smoothly, due to the complexity of the rock stratum, a hob 12 contacts with the rock stratum, a shaft of the hob 12 can bear large radial pressure, the hob 12 crushes the rock stratum firstly in the radial direction, the hob 12 can generate large pressure on the rock stratum after the radial pressure is applied, the rock stratum can generate cracks after the rock stratum is pressed by the hob 12, the rock stratum is further crushed by crushing teeth 16, the crushing teeth 16 are uniformly stressed during treatment, soil in the rock stratum is discharged upwards under the action of a spiral piece 17, cooling water is injected into a liquid inlet pipe 5 during crushing, the cooling water enters a water spray 11 through a cooling liquid channel 7, and the water spray heads 11 cool the rock stratum during treatment, a part of cooling water is discharged into the cavity 8 from the branch pipeline 10, and the processed chips entering the cavity 8 can be washed through the spiral flow channel 9, so that the chips can be discharged in time.

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 (5)

1. A high speed drill bit for treating complex rock formations, comprising a bit body (1), characterized in that: the drill bit comprises a drill bit body (1), a connector (2) is connected to the top of the drill bit body (1), a connector (4) is installed at the top of the connector (2), spiral fins (17) are arranged on the outer surface of the drill bit body (1), a straight cylinder (3) is installed at the bottom of the drill bit body (1), a liquid inlet pipe (5) is arranged inside the straight cylinder (3), a cooling liquid channel (7) is connected to the bottom end of the liquid inlet pipe (5), a water spraying head (11) is connected to the bottom end, penetrating through the bottom of the straight cylinder (3), of the cooling liquid channel (7), a cutting head (6) is installed in the middle of the bottom of the straight cylinder (3), a cavity (8) is arranged inside the cutting head (6), runners (9) are arranged on two sides of the cavity (8), an installation frame (13) and support columns (15) are installed at the bottom of the straight cylinder (3), a hob (12) is installed at the bottom of the installation frame (13) through a rotating shaft (14), and crushing teeth (16) are arranged at the bottom of the supporting column (15).

2. The high speed drill bit for treating complex rock formations of claim 1, wherein: the flow channel (9) is spiral, and the flow channel (9) is connected with the branch pipeline (10).

3. The high speed drill bit for treating complex rock formations of claim 1, wherein: the crushing teeth (16) and the hobbing cutters (12) are both provided with a plurality of the crushing teeth (16) and the hobbing cutters (12) which are distributed annularly.

4. The high speed drill bit for treating complex rock formations of claim 1, wherein: the sprinkler heads (11) are arranged in a plurality, and the sprinkler heads (11) are distributed annularly.

5. The high speed drill bit for treating complex rock formations of claim 1, wherein: the hob (12) is rotatably connected with the mounting frame (13) through a rotating shaft (14).

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