CN213898853U - Major diameter dotted line face formula socketed batter pile cylinder percussion bit base - Google Patents

Major diameter dotted line face formula socketed batter pile cylinder percussion bit base Download PDF

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Publication number
CN213898853U
CN213898853U CN202022606171.2U CN202022606171U CN213898853U CN 213898853 U CN213898853 U CN 213898853U CN 202022606171 U CN202022606171 U CN 202022606171U CN 213898853 U CN213898853 U CN 213898853U
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China
Prior art keywords
teeth
spherical
steel body
tooth
drill bit
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CN202022606171.2U
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Chinese (zh)
Inventor
尧在雨
王志明
周伏萍
谭松成
胡培强
段隆臣
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Jiangxi Geo Engineering Group Corp
China University of Geosciences
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Jiangxi Geo Engineering Group Corp
China University of Geosciences
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Abstract

The utility model provides a large-diameter dotted line surface type socketed inclined pile cylinder type percussion drill bit base, which comprises a base steel body and drill bit teeth, wherein the upper part of the base steel body is welded with a cylinder type drill bit to form the cylinder type drill bit; the base steel body is inside to be equipped with five circular mouth of a river of crossing, and the base steel body forms a dotted line surface formula contact type tooth arrangement structure through the combination through welding installation multiple drill bit tooth on the surface, and wherein, spherical tooth of central point position welding, the second floor is triangular prism tooth from inside to outside, and the third layer is spherical tooth, and the fourth layer is the wedge tooth, and outmost is the toper tooth. Structurally, point-line-surface contact combination is adopted, more energy in the impact process can be effectively used for breaking rocks, energy loss is reduced, and rock breaking efficiency is improved. Meanwhile, the advantages of various tooth shapes can be fully exerted, the drilling speed is improved, and the drilling cost is reduced.

Description

Major diameter dotted line face formula socketed batter pile cylinder percussion bit base
Technical Field
The utility model relates to an embedded rock batter pile strikes pore-forming construction technology field, especially relates to a major diameter dotted line face formula embedded rock batter pile cylinder percussion bit base.
Background
With the rapid development of the sea area economy in China, a large number of high-pile multifunctional berth wharfs are built in coastal cities along rivers, and the wharfs and structures thereof mostly adopt overwater pile foundations. Because the pile foundations bear strong water flow and wave load in the special river and ocean environment, and require large rigidity and bearing capacity, the pile foundations are generally rock-socketed pile foundations with large diameter, deep rock penetration and large quantity. The rock-socketed inclined pile is particularly difficult to construct, the problem of collapse is often easier than a vertical hole in the inclined pile hole forming process, and the hole forming difficulty and the efficiency are greatly reduced because a certain included angle exists in the gravity direction in the impact direction.
The conventional percussion drill bit mainly has a linear structure, a cross structure, an I-shaped structure and the like, and the percussion drill bit has a single structure and is not high in efficiency in the inclined hole construction process. When the rock is drilled into a rock stratum, after the rock is broken, the secondary crushing of large rock blocks is an important process, the secondary crushing effect of the traditional impact drill bit on the rock blocks is poor, especially under the action of gravity, partial large rock debris is deposited at the lowest part of an inclined hole, the drilling speed is not improved, the service life of the drill bit is shortened, and the construction cost is increased.
Disclosure of Invention
In view of this, the to-be-solved technical problem of the utility model is to provide a strike the pore-forming in-process at the batter pile and creep into efficiently, construction safety and stability, longe-lived, wait to reduce construction cost's major diameter drill bit base.
A large-diameter dotted line face rock-socketed batter pile barrel type percussion drill base comprises: a base steel body and a drill bit tooth;
the base steel body is of a cylindrical structure, and the upper part of the base steel body is welded with the cylindrical drill bit to form the cylindrical drill bit;
the drill teeth include: the gear comprises first spherical teeth, triangular prism teeth, second spherical teeth, wedge-shaped teeth and conical teeth;
the first spherical teeth, the triangular prism teeth, the second spherical teeth, the wedge-shaped teeth and the conical teeth are all uniformly welded on the surface of the base steel body;
the first spherical teeth, the second spherical teeth, the triangular prism teeth, the wedge-shaped teeth and the conical teeth are matched to form a dotted line surface contact type tooth arrangement structure.
Further, five circular water outlets are formed in the base steel body.
Further, the first spherical teeth, the triangular prism teeth, the second spherical teeth, the wedge-shaped teeth and the conical teeth are divided into five layers and are respectively distributed on the surface of the base steel body.
Further, the base steel body is divided into five layers of structures from inside to outside in the center, the first spherical teeth are located in the center of the base steel body, the triangular prism teeth are evenly distributed on the second layer, the second spherical teeth are evenly distributed on the third layer, the wedge-shaped teeth are evenly distributed on the fourth layer, and the cone-shaped teeth are evenly distributed on the outermost layer.
Furthermore, five groups of the first spherical teeth, the triangular prism teeth, the second spherical teeth, the wedge-shaped teeth and the conical teeth are sequentially arranged on the surface of the base steel body to form five sides respectively, the five sides uniformly divide the base steel body into five equal parts, the first spherical teeth are intersection points of the five sides, the triangular prism teeth, the second spherical teeth, the wedge-shaped teeth and the conical teeth are sequentially arranged from the intersection points to the outside, and one circular water passing port is arranged between every two sides.
Further, in an initial state of impact, the first spherical teeth, the second spherical teeth and the conical teeth are respectively in point contact with the surface of the base steel body, the triangular prism teeth are in line contact with the surface of the base steel body, and the wedge teeth are in surface contact with the surface of the base steel body.
The utility model provides a beneficial effect that technical scheme brought is:
the utility model provides a major diameter dotted line face formula inlays rock batter pile cylinder percussion bit base structurally provides some line face contact combination, can be effectively with the more broken rocks that are used for of the energy of impact process, reduces the loss of energy, improves broken rock efficiency. In the rock breaking process, the outmost conical teeth have a good positioning effect, the first spherical teeth, the triangular prism teeth and the second spherical teeth which are sequentially distributed on the first layer, the second layer and the third layer can generate a good rock breaking effect, the wedge-shaped teeth on the fourth layer greatly improve the secondary rock breaking effect of the drill bit, the advantages of various tooth shapes can be fully played by the point-line-surface contact combination, the drilling speed is improved, and the drilling cost is reduced.
Drawings
FIG. 1 is a schematic view of the base structure of the large-diameter dotted line surface rock-socketed batter pile tubular percussion drill bit of the present invention;
FIG. 2 is a top view of the base structure of the large-diameter dotted line surface rock-socketed batter pile tubular percussion drill of the present invention;
FIG. 3 is a side view of the base structure of the large-diameter dotted line face rock-socketed batter pile tubular percussion drill bit of the present invention;
fig. 4 is a point-line-surface contact type tooth arrangement structure of the base of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.
Referring to fig. 1-3, the large-diameter dotted line surface type socketed inclined pile cylindrical percussion drill base comprises a base steel body 6 and drill bit teeth, wherein the upper part of the base steel body 6 is welded with a cylindrical drill bit to form the cylindrical drill bit; the inside five circular mouth of a river 7 that crosses that are equipped with of base steel body 6, 6 on the surface of base steel body through the multiple drill bit teeth of welding installation, including first spherical tooth 1, triangular prism tooth 2, the spherical tooth of second 3, wedge tooth 4 and toper tooth 5.
The base steel body 6 is divided into five layers of structures from inside to outside in the center, and first spherical tooth 1 is located base steel body center, 2 teeth evenly distributed on the triangular prism in the second layer, 3 evenly distributed on the third layer of spherical tooth of second, 4 evenly distributed on the fourth layer of wedge tooth, 5 evenly distributed on outmost toper tooth.
The first spherical tooth 1, the triangular prism tooth 2, the second spherical tooth 3, the wedge tooth 4 and the conical tooth 5 are sequentially arranged on the surface of the base steel body 6 to form one edge, the total number of the edges is five, the base steel body 6 is uniformly divided into five equal parts, the first spherical tooth 1 is an intersection point of the five edges, the triangular prism tooth 2, the second spherical tooth 3, the wedge tooth 4 and the conical tooth 5 are sequentially arranged from the intersection point to the outside, and one circular water passing hole 7 is arranged between every two edges.
Referring to fig. 4, the first spherical teeth 1, the second spherical teeth 3, the triangular prism teeth 2, the wedge teeth 4 and the conical teeth 5 cooperate to form a dotted line surface contact type tooth arrangement structure; the first spherical teeth 1, the second spherical teeth 2 and the tapered teeth 5 are in point contact in the initial state of impact, the triangular prism teeth 2 are in line contact, and the wedge-shaped teeth 4 are in surface contact.
The utility model discloses in the implementation, 1 welding of first spherical tooth is at 6 centers of base steel body, and at from interior to exterior 5 triangular prism teeth of second floor circumference welding 2, 5 second spherical teeth of third layer circumference welding 3, interior three-layer puts for being close to the central point, chooses for use the dotted line contact.
The utility model discloses in the implementation, 5 wedge teeth of fourth layer circumference welding 4, here are the face contact, and increase area of contact is favorable to the recrushing of rock mass.
The utility model discloses in the implementation, 25 conical tooth of outermost circle (fifth layer) circumference evenly mounted, in the work progress, can effectual contact rock, play good positioning action.
The utility model discloses in the implementation, but major diameter dotted line face formula inlays rock batter pile cylinder percussion bit base welding in long cylinder drill bit bottom, uses in the rock batter pile work progress.
The utility model discloses but wide application in the rock-socketed batter pile strikes pore-forming construction, can effectively improve drilling rate, and the extension drill bit life increases the efficiency of construction and reduces construction cost.
The utility model has the advantages that:
the utility model provides a major diameter dotted line face formula inlays rock batter pile cylinder percussion bit base structurally provides some line face contact combination, can be effectively with the more broken rocks that are used for of the energy of impact process, reduces the loss of energy, improves broken rock efficiency. In the rock breaking process, the outmost conical teeth have a good positioning effect, the first spherical teeth, the triangular prism teeth and the second spherical teeth which are sequentially distributed on the first layer, the second layer and the third layer can generate a good rock breaking effect, the wedge-shaped teeth on the fourth layer greatly improve the secondary rock breaking effect of the drill bit, the advantages of various tooth shapes can be fully played by the point-line-surface contact combination, the drilling speed is improved, and the drilling cost is reduced.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (6)

1. The utility model provides a major diameter dotted line face formula rock-socketed batter pile cylinder percussion bit base which characterized in that includes: a base steel body (6) and a drill bit tooth;
the base steel body (6) is of a cylindrical structure, and the upper part of the base steel body (6) is welded with a cylindrical drill bit to form the cylindrical drill bit;
the drill teeth include: the triangular prism-shaped tooth-shaped structure comprises a first spherical tooth (1), triangular prism-shaped teeth (2), a second spherical tooth (3), wedge-shaped teeth (4) and conical teeth (5);
the first spherical teeth (1), the triangular prism teeth (2), the second spherical teeth (3), the wedge-shaped teeth (4) and the conical teeth (5) are uniformly welded on the surface of the base steel body (6);
the first spherical teeth (1), the second spherical teeth (3), the triangular prism teeth (2), the wedge-shaped teeth (4) and the conical teeth (5) are matched to form a dotted line surface contact type tooth arrangement structure.
2. A large diameter dotted line face socketed batter pile barrel percussion drill bit pedestal according to claim 1, characterized in that the pedestal steel body (6) has five circular water passing ports (7) inside.
3. The large-diameter dotted line surface type rock-socketed batter pile barrel type percussion bit pedestal according to claim 1, characterized in that the first spherical teeth (1), the triangular prism teeth (2), the second spherical teeth (3), the wedge-shaped teeth (4) and the conical teeth (5) are divided into five layers and arranged on the surface of the pedestal steel body (6) respectively.
4. The large-diameter dotted line surface type rock-socketed batter pile barrel type percussion drill base according to claim 1, wherein the base steel body (6) is divided into five layers from inside to outside in the center, the first spherical teeth (1) are located in the center of the base steel body (6), the triangular prism teeth (2) are uniformly distributed in the second layer, the second spherical teeth (3) are uniformly distributed in the third layer, the wedge-shaped teeth (4) are uniformly distributed in the fourth layer, and the cone-shaped teeth (5) are uniformly distributed in the outermost layer.
5. The large-diameter dotted line face rock-socketed batter pile barrel type percussion drill bit pedestal according to claim 2, wherein five groups of the first spherical teeth (1), the triangular prism teeth (2), the second spherical teeth (3), the wedge-shaped teeth (4) and the conical teeth (5) are sequentially arranged on the surface of the pedestal steel body to form five sides respectively, the five sides uniformly divide the pedestal steel body (6) into five equal parts, the first spherical teeth (1) are intersections of the five sides, the triangular prism teeth (2), the second spherical teeth (3), the wedge-shaped teeth (4) and the conical teeth (5) are sequentially arranged from the intersections outwards, and one circular water passing port (7) is arranged between every two sides.
6. The large-diameter dotted line face type rock-socketed batter pile barrel type percussion drill bit seat according to claim 1, characterized in that, in an initial state of impact, the first spherical teeth (1), the second spherical teeth (3) and the conical teeth (5) are respectively in point contact with the surface of the seat steel body (6), the triangular prism teeth (2) are in line contact with the surface of the seat steel body (6), and the wedge teeth (4) are in surface contact with the surface of the seat steel body (6).
CN202022606171.2U 2020-11-11 2020-11-11 Major diameter dotted line face formula socketed batter pile cylinder percussion bit base Active CN213898853U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022606171.2U CN213898853U (en) 2020-11-11 2020-11-11 Major diameter dotted line face formula socketed batter pile cylinder percussion bit base

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022606171.2U CN213898853U (en) 2020-11-11 2020-11-11 Major diameter dotted line face formula socketed batter pile cylinder percussion bit base

Publications (1)

Publication Number Publication Date
CN213898853U true CN213898853U (en) 2021-08-06

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ID=77118240

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022606171.2U Active CN213898853U (en) 2020-11-11 2020-11-11 Major diameter dotted line face formula socketed batter pile cylinder percussion bit base

Country Status (1)

Country Link
CN (1) CN213898853U (en)

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