CN213540270U

CN213540270U - Rotary digging cylinder type drilling bucket for supporting secant pile

Info

Publication number: CN213540270U
Application number: CN202022385308.6U
Authority: CN
Inventors: 晋中汉; 王英力
Original assignee: Zhongyan Fangkan Beijing Construction Engineering Co ltd
Current assignee: Zhongyan Fangkan Beijing Construction Engineering Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-06-25
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a dig cylinder soon and bore fill for strutting secant pile belongs to and digs a section of thick bamboo technical field soon. Including the stack shell, the top welding of stack shell has fixed iron plate, and the top of fixed iron plate installs the fixed column, the welding of one side of fixed column has the supporting seat, the inner wall connection of stack shell has the fixed strip, and the outer wall welding of stack shell has first rectangular, the outer wall welding of stack shell has the second rectangular, and the rectangular inside of second is equipped with first blade, one side of first blade is connected with the second blade, one side of stack shell is equipped with first through-hole, and one side of stack shell is equipped with the second through-hole. The utility model discloses in, the rectangular width inequality of first rectangular and second, and adopt crisscross mode welding at the outer wall of stack shell for the drilling bucket has reduced the frictional force to rock and earth when rotatory, and first rectangular and the rectangular inside of second all are equipped with first blade and second blade, so carry out the fly-cutting with rock and earth with this, in order to practice thrift the electric energy.

Description

Rotary digging cylinder type drilling bucket for supporting secant pile

Technical Field

The utility model belongs to the technical field of dig a section of thick bamboo soon, concretely relates to dig a section of thick bamboo soon and bore fill for strutting the secant pile.

Background

The secant pile is formed into a foundation pit enclosure structure form with good seepage-proofing function and integral continuous water and soil prevention by embedding part of circumferences of adjacent plain concrete piles and embedded steel bar cage concrete piles. At present, the secant pile construction process comprises the working procedures of pipe rolling machine downward entering grinding holes, sleeve downward pressing, grab bucket soil taking in the sleeve, cast-in-place concrete pouring and the like; along with the increase of underground space development strength in recent years, the depth of a foundation pit is deeper and deeper, the length of an occlusive pile construction pile is increased, and a pile casing and a grab bucket are difficult to be successfully pressed down to take soil when a hard stratum is encountered in the construction process.

The prior art has the following problems: 1. the friction force of the rocks and the soil to the cylinder body of the cylindrical drill is too large, so that the energy consumption is too much; 2. the tool bits are in the same direction, so that the drilling bucket is difficult to cut mud, rock, sand and other hard rocks in different directions during working, and the cutting speed is too slow.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a dig cylinder soon and bore fill for strutting the secant pile.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dig cylinder soon and bore fill for strutting secant pile, includes the stack shell, the top welding of stack shell has fixed iron plate, and the top of fixed iron plate installs the fixed column, the welding of one side of fixed column has the supporting seat, the inner wall connection of stack shell has the fixed strip, and the outer wall welding of stack shell has first rectangular, the outer wall welding of stack shell has the second rectangular, and the rectangular inside of second is equipped with first blade, one side of first blade is connected with the second blade, one side of stack shell is equipped with first through-hole, and one side of stack shell is equipped with the second through-hole, the outer wall connection of second through-hole has supplementary area, the bottom welding of stack shell has the blade holder, and one side of blade holder is connected with the tool bit, the outer wall connection of blade holder has the pivot, and the fixed block is installed to one side of pivot, the semi-gear is installed.

Preferably, the length of the first strip is equal to the length of the second strip, and the first strip is at an oblique angle of fifteen degrees.

Preferably, the half gear and the rotating shaft form a movable structure through a fixing block, and the rotating shaft is movably connected with the cutter holder.

Preferably, the tool apron is fixedly connected with the tool bit, and five groups of tool bits are distributed on the tool bit.

Preferably, the fixing column, the supporting seat and the barrel body form an integrated structure, and the supporting seat is symmetrical about the central axis of the barrel body.

Preferably, the center of the fixed iron block and the center of the barrel body are on the same straight line, and the fixed iron block is in a cross shape.

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

1. the utility model discloses in, the rectangular width inequality of first rectangular and second, and adopt crisscross mode welding at the outer wall of stack shell for the drilling bucket has reduced the frictional force to rock and earth when rotatory, and first rectangular and the rectangular inside of second all are equipped with first blade and second blade, so carry out the fly-cutting with rock and earth with this, in order to practice thrift the electric energy.

2. The utility model discloses in, the tool bit adopts same direction to arrange, so when rotating, carries out the fly-cutting with rock and earth with this, and the semi-gear is through the pivot for the semi-gear rotates at the blade holder outer wall, so with this cuts the rock and the earth of equidirectional not, so accelerate the work efficiency of boring bucket with this, also guaranteed the quality simultaneously.

3. The utility model discloses in, the outer wall of stack shell is equipped with the first through-hole and the second through-hole of different area sizes, and first through-hole all is connected with supplementary area with second through-hole one side for the drilling bucket is at the during operation, and inside earth and grit got into the stack shell through first through-hole and second through-hole, and under the effect of fixed strip, make the stack shell stabilize inside earth.

Drawings

FIG. 1 is a schematic view of a front view of a drill bucket of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

FIG. 3 is a schematic side view of the barrel of the present invention;

fig. 4 is a schematic view of the top view structure of the barrel of the present invention.

In the figure: 1. a barrel body; 2. fixing a column; 3. a supporting seat; 4. a first strip; 5. a second strip; 6. a first through hole; 7. a second through hole; 8. an auxiliary belt; 9. a tool apron; 10. a cutter head; 11. a rotating shaft; 12. a fixed block; 13. a half gear; 14. a first blade; 15. a second blade; 16. fixing the iron blocks; 17. and (4) fixing the strip.

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.

Referring to fig. 1-4, the present invention provides the following technical solutions: a rotary-digging barrel type drilling bucket for supporting secant pile comprises a barrel body 1, a fixing column 2, a supporting seat 3, a first long strip 4, a second long strip 5, a first through hole 6, a second through hole 7, an auxiliary belt 8, a tool apron 9, a tool bit 10, a rotating shaft 11, a fixing block 12, a semi-gear 13, a first blade 14, a second blade 15, a fixing iron block 16 and a fixing strip 17, wherein the top of the barrel body 1 is welded with the fixing iron block 16, the fixing column 2 is installed at the top of the fixing iron block 16, the supporting seat 3 is welded at one side of the fixing column 2, the fixing strip 17 is connected to the inner wall of the barrel body 1, the first long strip 4 is welded to the outer wall of the barrel body 1, the second long strip 5 is welded to the outer wall of the barrel body 1, the first blade 14 is arranged inside the second long strip 5, the second blade 15 is connected to one side of the first blade 14, the first through hole 6 is arranged at one side of the barrel body 1, the, the outer wall of second through-hole 7 is connected with supplementary area 8, and the bottom welding of stack shell 1 has blade holder 9, and one side of blade holder 9 is connected with tool bit 10, and the outer wall connection of blade holder 9 has pivot 11, and fixed block 12 is installed to one side of pivot 11, and half-gear 13 is installed to one side of fixed block 12.

Specifically, the length of first rectangular 4 equals with the rectangular 5 length of second, and first rectangular 4 is fifteen degrees bevels, and first rectangular 4 adopts crisscross mode welding at the outer wall of stack shell 1 with rectangular 5 adoption of second for the drilling bucket has reduced the frictional force to rock and earth when rotatory.

Specifically, the half gear 13 forms a movable structure with the rotating shaft 11 through the fixing block 12, the rotating shaft 11 is movably connected with the tool apron 9, and the half gear 13 rotates on the outer wall of the tool apron 9 through the rotating shaft 11, so that rocks and soil in different directions are cut.

Specifically, the tool apron 9 is fixedly connected with the tool bit 10, and five groups of tool bits 10 are distributed on the tool bit, so that the tool bit 10 cuts rocks and soil.

Concretely, fixed column 2, supporting

seat

3, 1 three of stack shell constitute the integrated structure, and supporting seat 3 is symmetrical about the axis of stack shell 1 for when fixed column 2 rotates through digging a section of thick bamboo soon, supporting seat 3 and stack shell 1 with rotate.

Specifically, the center of the fixed iron block 16 is on the same straight line with the center of the barrel body 1, and the fixed iron block 16 is in a cross shape, so that soil and gravel of the barrel body 1 can be discharged through the periphery of the fixed iron block 16.

The utility model discloses a theory of operation and use flow: when in use, the fixed column 2 rotates through the rotary digging cylinder, so that the cylinder body 1 also rotates, the first strip 4 and the second strip 5 are welded on the outer wall of the cylinder body 1 in a staggered mode, so that the friction force to rocks and soil is reduced when the drilling bucket rotates, and the first and

second strips

4 and 5 are provided with the first and

second blades

14 and 15 inside, so that the rock and soil are rapidly cut, meanwhile, when the drilling bucket works, the soil and the sand enter the barrel body 1 through the first through hole 6 and the second through hole 7, the rear half gear 13 passes through the rotating shaft 11, the half gear 13 rotates on the outer wall of the cutter holder 9, so that rocks and soil in different directions are cut, the working efficiency of the drilling bucket is improved, and the barrel body 1 stabilizes the soil inside under the action of the fixing strip 17.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dig cylinder soon and bore fill for supporting secant pile, includes stack shell (1), its characterized in that: the welding of the top of the barrel body (1) is provided with a fixed iron block (16), the top of the fixed iron block (16) is provided with a fixed column (2), one side of the fixed column (2) is welded with a supporting seat (3), the inner wall of the barrel body (1) is connected with a fixed strip (17), the outer wall of the barrel body (1) is welded with a first strip (4), the outer wall of the barrel body (1) is welded with a second strip (5), a first blade (14) is arranged inside the second strip (5), one side of the first blade (14) is connected with a second blade (15), one side of the barrel body (1) is provided with a first through hole (6), one side of the barrel body (1) is provided with a second through hole (7), the outer wall of the second through hole (7) is connected with an auxiliary belt (8), the bottom of the barrel body (1) is welded with a cutter holder (9), and one side of the cutter holder (9) is connected with a cutter head, the outer wall of blade holder (9) is connected with pivot (11), and fixed block (12) are installed to one side of pivot (11), semi-gear (13) are installed to one side of fixed block (12).

2. The rotary drilling drum type drilling bucket for supporting the secant pile according to claim 1, which is characterized in that: the length of the first strip (4) is equal to the length of the second strip (5), and the first strip (4) is at an oblique angle of fifteen degrees.

3. The rotary drilling drum type drilling bucket for supporting the secant pile according to claim 1, which is characterized in that: the half gear (13) and the rotating shaft (11) form a movable structure through the fixing block (12), and the rotating shaft (11) is movably connected with the cutter holder (9).

4. The rotary drilling drum type drilling bucket for supporting the secant pile according to claim 1, which is characterized in that: the tool apron (9) is fixedly connected with the tool bit (10), and five groups of tool bits (10) are distributed.

5. The rotary drilling drum type drilling bucket for supporting the secant pile according to claim 1, which is characterized in that: the fixing column (2), the supporting seat (3) and the barrel body (1) form an integrated structure, and the supporting seat (3) is symmetrical about the central axis of the barrel body (1).

6. The rotary drilling drum type drilling bucket for supporting the secant pile according to claim 1, which is characterized in that: the center of the fixed iron block (16) and the center of the barrel body (1) are on the same straight line, and the fixed iron block (16) is in a cross shape.