CN219299234U

CN219299234U - Soft soil layer bored concrete pile drill bit

Info

Publication number: CN219299234U
Application number: CN202320463088.5U
Authority: CN
Inventors: 汪伟伟
Original assignee: Anhui Litai Geotechnical Engineering Co ltd
Current assignee: Anhui Litai Geotechnical Engineering Co ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-07-04
Anticipated expiration: 2033-03-13

Abstract

The utility model discloses a drill bit of a soft soil layer bored pile, which has the technical scheme that: including drilling rod, horizontal ring and a plurality of connective handles and branch, the equal fixedly connected with of drilling rod outer wall and horizontal ring inner wall is a plurality of opening boxes, and a plurality of connective handles all are the slope setting and both ends are located the opening box on drilling rod and the horizontal ring respectively, and the inside coupling mechanism who is used for connecting handle tip fixed that is equipped with of opening box, fixedly connected with a plurality of cutting teeth on the connective handle, a plurality of branches are located respectively between horizontal ring and the drilling rod and with the staggered distribution in the position of a plurality of connective handles, and the beneficial effect of a soft soil layer drilling bored concrete pile drill bit is: according to the utility model, by arranging the separated drill rod, the horizontal ring, the plurality of connecting handles and the plurality of supporting rods, the drill rod is convenient to move and transport, meanwhile, the assembly and disassembly between accessories are convenient through the locking bolt and the connecting mechanism, the operation is simple, and the problem that the drill bit with the traditional integrated structure is difficult to move and transport is effectively solved.

Description

Soft soil layer bored concrete pile drill bit

Technical Field

The utility model relates to the technical field of bored pile drill bits, in particular to a soft soil layer bored pile drill bit.

Background

The bored pile is a pile which is formed by forming pile holes in foundation soil on an engineering site through means such as mechanical drilling, steel pipe soil extrusion or manual excavation, and placing a reinforcement cage and pouring concrete in the pile, wherein the mechanical drilling needs to use corresponding drill bits, but most of existing drill bits are of welded integrated structures, the size is large, the movement and the transportation are difficult, soft soil is often encountered in the foundation soil, soft soil is usually provided with larger viscosity, the soft soil can adhere to the drill bits to influence the subsequent use, but the single large drill bit is difficult to clean, so the bored pile drill bit for the soft soil needs to be provided, and the requirements of convenient movement and cleaning are met.

Disclosure of Invention

Therefore, the utility model provides a soft soil layer bored pile drill bit, which solves the problems in the prior art by arranging a separated drill rod, a horizontal ring and a plurality of connecting handles and supporting rods.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a soft soil layer drilling bored concrete pile drill bit, includes drilling rod, horizontal ring and a plurality of connective handles and branch, the equal fixedly connected with of drilling rod outer wall and horizontal ring inner wall is a plurality of opening boxes, and is a plurality of the connective handles all are the slope setting and both ends are located the opening box on drilling rod and the horizontal ring respectively, the inside coupling mechanism who is used for connecting handle tip fixation that is equipped with of opening box, fixedly connected with a plurality of cutting teeth on the connective handle, a plurality of branch is located between horizontal ring and the drilling rod respectively and with the crisscross distribution in the position of a plurality of connective handles, the drilling rod outer wall is a plurality of cutting ferrule of falling U-shaped with horizontal ring inner wall fixedly connected with, the branch both ends are located two cutting ferrule respectively, cutting ferrule one side is equipped with locking bolt, locking bolt runs through cutting ferrule and branch and cutting ferrule and branch threaded connection.

Preferably, the connecting mechanism comprises a spring a, two movable buttons and two connecting plates, the top of the opening box is provided with a movable groove penetrating through the whole opening box, and the two movable buttons are respectively positioned at two ends inside the movable groove and are in sliding connection with the opening box through the movable groove.

Preferably, the spring a is located in the middle of the movable groove, and two ends of the spring a are fixedly connected with the two movable buttons respectively.

Preferably, the inner bottom walls at the two ends of the movable groove are respectively provided with a connecting groove, and the two connecting plates are respectively connected with the opening box in a sliding manner through the two connecting grooves.

Preferably, the tops of the two connecting plates are fixedly connected with the two movable buttons respectively, and the bottoms of the two connecting plates are fixedly connected with limiting blocks.

Preferably, through grooves communicated with the two connecting grooves are respectively formed in the inner walls of the two sides of the opening box, and the two limiting blocks are respectively connected with the opening box in a sliding mode through the two through grooves.

Preferably, limit grooves are formed in two side surfaces of two ends of the connecting handle, and the two limit blocks penetrate through the through grooves and are inserted into the two limit grooves respectively.

Preferably, the inner walls at two ends of the top of the movable groove are provided with sliding grooves, the inner top wall of each sliding groove is fixedly connected with a spring b, and the bottom of each spring b is fixedly connected with a clamping pin.

Preferably, the bayonet lock passes through spout and opening box sliding connection, the draw-in groove has been seted up at movable button top, the bayonet lock passes through draw-in groove and movable button grafting.

Preferably, the through hole is arranged on the inner top wall of the sliding groove, the movable rod is arranged in the through hole and is in sliding connection with the opening box through the through hole, and the bottom end of the movable rod extends into the sliding groove and is fixedly connected with the top of the clamping pin.

The embodiment of the utility model has the following advantages:

1. according to the utility model, by arranging the separated drill rod, the horizontal ring, the plurality of connecting handles and the plurality of supporting rods, the drill rod is convenient to move and transport, meanwhile, the assembly and disassembly between accessories are convenient through the locking bolt and the connecting mechanism, the operation is simple, and the problem that the drill bit with the traditional integrated structure is difficult to move and transport is effectively solved.

2. According to the utility model, by arranging the separated drill rod, the horizontal ring, the plurality of connecting handles and the plurality of supporting rods, when soft soil is adhered to the drill bit and inconvenient to clean, the plurality of accessories can be separated through the connecting mechanism and the detachable locking bolt, so that the single body required to be cleaned is reduced, and the soft soil is more convenient to clean.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, proportional changes, or adjustments of size, which do not affect the efficacy of the utility model or the objects achieved, should fall within the scope of the utility model.

FIG. 1 is a schematic view of the overall structure provided by the present utility model;

FIG. 2 is an exploded view of a partial structure according to the present utility model;

FIG. 3 is a schematic top view of the present utility model;

fig. 4 is a cross-sectional view of an open box structure provided by the utility model.

In the figure: 1. a drill rod; 2. a horizontal ring; 3. a connecting handle; 4. a support rod; 5. an open box; 6. cutting teeth; 7. a cutting sleeve; 8. a locking bolt; 9. a spring a; 10. a movable button; 11. a connecting plate; 12. a movable groove; 13. a limiting block; 14. a limit groove; 15. a spring b; 16. a bayonet lock; 17. a clamping groove; 18. a movable rod.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the soft soil layer bored pile drill bit provided by the utility model comprises a drill rod 1, a horizontal ring 2, a plurality of connecting handles 3 and supporting rods 4, wherein a plurality of opening boxes 5 are fixedly connected to the outer wall of the drill rod 1 and the inner wall of the horizontal ring 2, the plurality of connecting handles 3 are obliquely arranged and are respectively positioned in the opening boxes 5 on the drill rod 1 and the horizontal ring 2 at two ends, a connecting mechanism for fixing the end parts of the connecting handles 3 is arranged in the opening boxes 5, a plurality of cutting teeth 6 are fixedly connected to the connecting handles 3, the plurality of supporting rods 4 are respectively positioned between the horizontal ring 2 and the drill rod 1 and are staggered with the positions of the plurality of connecting handles 3, a plurality of inverted U-shaped cutting sleeves 7 are respectively fixedly connected to the outer wall of the drill rod 1 and the inner wall of the horizontal ring 2, two ends of the supporting rods 4 are respectively positioned in the two cutting sleeves 7, locking bolts 8 are arranged at one side of the cutting sleeves 7, and the locking bolts 8 penetrate through the cutting sleeves 7 and the supporting rods 4 and are in threaded connection with the cutting sleeves 7 and the supporting rods 4;

in this embodiment, the plurality of cutting teeth 6 are equidistantly distributed.

In order to achieve the purpose of quick connection, the device is achieved by adopting the following technical scheme: the connecting mechanism comprises a spring a9, two movable buttons 10 and two connecting plates 11, wherein the top of the open box 5 is provided with a movable groove 12 penetrating through the whole open box 5, the two movable buttons 10 are respectively positioned at two ends inside the movable groove 12 and are in sliding connection with the open box 5 through the movable groove 12, the spring a9 is positioned in the middle of the movable groove 12, the two ends of the spring a9 are respectively fixedly connected with the two movable buttons 10, the tops of the two connecting plates 11 are respectively fixedly connected with the two movable buttons 10, the bottoms of the two connecting plates 11 are fixedly connected with limiting blocks 13, the inner walls of the two sides of the open box 5 are respectively provided with a through groove communicated with the two connecting grooves, the two limiting blocks 13 are respectively in sliding connection with the open box 5 through the two through grooves, the two limiting blocks 13 respectively penetrate through the through grooves and are inserted into the two limiting grooves 14, the two limiting blocks 10 are respectively extruded into the middle of the movable groove 12, and the two limiting blocks 13 can be respectively driven to be respectively inserted into the limiting grooves 14 through the two connecting plates 11, so that the connecting handle 3 is subjected to limiting fixation, and assembly connection is realized;

in order to achieve the limiting purpose, the device is achieved by adopting the following technical scheme: the inner walls of two ends of the top of the movable groove 12 are provided with sliding grooves, the inner top wall of the sliding groove is fixedly connected with a spring b15, the bottom of the spring b15 is fixedly connected with a bayonet lock 16, the bayonet lock 16 is in sliding connection with the opening box 5 through the sliding grooves, the top of the movable button 10 is provided with a clamping groove 17, the bayonet lock 16 is inserted into the movable button 10 through the clamping groove 17, the bottom end of the bayonet lock 16 is contacted with the top of the movable button 10, the spring b15 is in an extruded state, when the bayonet lock 16 is overlapped with the clamping groove 17, the bottom of the bayonet lock 16 is pushed into the clamping groove 17, the movable button 10 is limited by the method, thereby realizing the connection fixation of the connecting handle 3, the inner top wall of the sliding groove is provided with a through hole, the movable rod 18 is arranged in the through hole, the through hole is in sliding connection with the opening box 5, the bottom end of the movable rod 18 extends into the sliding groove and is fixedly connected with the top of the bayonet lock 16, the top of the movable rod 18 always exceeds the through hole in an uninstalled state of the connecting handle 3, and the top of the movable rod 18 is provided with a diagonal line, when the connecting handle 3 is required to be detached, a user can lift the movable rod 18 upwards, the clamp 16 is driven to be separated from the clamping groove 17, the two limiting blocks 10 a and the two limiting blocks are not pushed by the limiting blocks 10 a, and the two limiting blocks are not pushed by the limiting blocks and are not pushed by the limiting blocks, and the limiting blocks 11 a and are not pushed by the limiting blocks and are not to be separated from the limiting blocks and separated from the limiting blocks, and are not by the limiting blocks and separated from the limiting blocks and are 13.

The application process of the utility model is as follows: firstly, the horizontal ring 2 can be sleeved outside the drill rod 1, then the support rod 4 is aligned with the horizontal ring 2 and the two inverted U-shaped clamping sleeves 7 on the drill rod 1 from bottom to top until the support rod 4 is contacted with the inner top wall of the clamping sleeves 7 and can not move any more, then the end part of the support rod 4 can be fixed with the clamping sleeves 7 through the locking bolt 8, then the two ends of the connecting handle 3 are respectively aligned with the horizontal ring 2 and the two opening boxes 5 on the drill rod 1 by the user, the two ends of the connecting handle 3 are respectively inserted into the two opening boxes 5 from bottom, then the user can simultaneously squeeze the two movable buttons 10, so that the two movable buttons 10 slide in the movable grooves 12 and squeeze the spring a9, and simultaneously drive the two connecting plates 11 to slide in the two connecting grooves, so as to drive the two limiting blocks 13 to pass through the through grooves and be inserted into the two limiting grooves 14 at the end part of the connecting handle 3, when the movable buttons 10 slide to drive the positions of the clamping grooves 17 to be overlapped with the clamping pins 16, the springs b15 push the bottoms of the clamping pins 16 to enter the clamping grooves 17 to the two opening boxes 5, and then the two movable buttons 10 can be pushed into the clamping grooves 17 to be fixedly connected, so that the connection of the connecting handle 3 is realized.

The above description is of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.

Claims

1. The utility model provides a soft soil layer drilling bored concrete pile drill bit, includes drilling rod (1), horizontal ring (2) and a plurality of connective handles (3) and branch (4), its characterized in that: the utility model discloses a drilling rod, including drilling rod (1), horizontal ring (2) inner wall, drilling rod (1) outer wall and horizontal ring (2) inner wall are a plurality of opening boxes (5), and is a plurality of connecting handle (3) are all the slope setting and both ends are located opening box (5) on drilling rod (1) and horizontal ring (2) respectively, opening box (5) inside be equipped with be used for connecting handle (3) end fixing's coupling mechanism, fixedly connected with a plurality of cutting teeth (6) on connecting handle (3), a plurality of branch (4) are located between horizontal ring (2) and drilling rod (1) respectively and with the crisscross distribution in position of a plurality of connecting handle (3), drilling rod (1) outer wall and horizontal ring (2) inner wall are a plurality of cutting ferrule (7) of back U-shaped of fixedly connected with, branch (4) both ends are located two cutting ferrule (7) respectively, cutting ferrule (7) one side is equipped with locking bolt (8), locking bolt (8) run through (7) and branch (4) and with branch (4) threaded connection.

2. A soft soil layer bored pile drill bit according to claim 1, wherein: the connecting mechanism comprises a spring a (9), two movable buttons (10) and two connecting plates (11), wherein the top of the open box (5) is provided with a movable groove (12) penetrating through the whole open box (5), and the two movable buttons (10) are respectively positioned at two ends inside the movable groove (12) and are in sliding connection with the open box (5) through the movable groove (12).

3. A soft soil layer bored pile drill bit according to claim 2, wherein: the spring a (9) is positioned in the middle of the movable groove (12), and two ends of the spring a (9) are fixedly connected with the two movable buttons (10) respectively.

4. A soft soil layer bored pile drill bit according to claim 3, wherein: the inner bottom walls at the two ends of the movable groove (12) are respectively provided with a connecting groove, and the two connecting plates (11) are respectively connected with the opening box (5) in a sliding way through the two connecting grooves.

5. A soft soil layer bored pile drill bit as claimed in claim 4, wherein: the tops of the two connecting plates (11) are fixedly connected with the two movable buttons (10) respectively, and limiting blocks (13) are fixedly connected to the bottoms of the two connecting plates (11).

6. A soft soil layer bored pile drill bit as claimed in claim 5, wherein: through grooves communicated with the two connecting grooves are respectively formed in the inner walls of the two sides of the opening box (5), and the two limiting blocks (13) are respectively connected with the opening box (5) in a sliding mode through the two through grooves.

7. A soft soil layer bored pile drill bit as claimed in claim 6, wherein: limiting grooves (14) are formed in two side faces of two ends of the connecting handle (3), and the two limiting blocks (13) penetrate through the through grooves respectively and are inserted into the two limiting grooves (14).

8. A soft soil layer bored pile drill bit according to claim 2, wherein: the inner walls of two ends of the top of the movable groove (12) are provided with sliding grooves, the inner top wall of each sliding groove is fixedly connected with a spring b (15), and the bottom of each spring b (15) is fixedly connected with a bayonet lock (16).

9. A soft soil layer bored pile drill bit according to claim 8, wherein: the clamping pin (16) is in sliding connection with the opening box (5) through a sliding groove, a clamping groove (17) is formed in the top of the movable button (10), and the clamping pin (16) is spliced with the movable button (10) through the clamping groove (17).

10. A soft soil layer bored pile drill bit according to claim 9, wherein: the inner top wall of the sliding groove is provided with a through hole, the through hole is internally provided with a movable rod (18), the movable rod (18) is in sliding connection with the opening box (5) through the through hole, and the bottom end of the movable rod (18) extends into the sliding groove and is fixedly connected with the top of the bayonet lock (16).