CN224134275U

CN224134275U - A multifunctional protective device for bored pile construction

Info

Publication number: CN224134275U
Application number: CN202521450797.5U
Authority: CN
Inventors: 蔡敏; 刘炜; 胡昕; 袁剑; 陈朋; 盛启焜; 陈子涵
Original assignee: Hunan Construction Investment Group Co ltd; Hunan Construction Engineering Group Co Ltd
Current assignee: Hunan Construction Investment Group Co ltd; Hunan Construction Engineering Group Co Ltd
Priority date: 2025-07-11
Filing date: 2025-07-11
Publication date: 2026-04-17
Anticipated expiration: 2035-07-11

Abstract

The utility model discloses a multifunctional protection device for construction of a punched bored pile, which relates to the technical field of construction of punched bored piles, and comprises 2 semicircular frames, wherein a first rod piece and a second rod piece which are transversely arranged and a second rod piece which are longitudinally arranged are welded in each semicircular frame, a pattern steel plate is welded at the upper end of each semicircular frame, a clamping plate is arranged in the middle of the pattern steel plate and is hinged with the pattern steel plate, a semicircular notch is formed in the middle of the clamping plate, and the 2 semicircular frames are assembled and connected through bolts. The utility model opens the clamping plate in the punching process, ensures the protection of the pile hole and does not affect the normal punching, and after the hole is formed, the clamping plate is opened, closed and installed, and the guide pipe is disassembled, so that the horizontal protection full coverage of the pile hole is ensured, the safety of personnel passing and operation is ensured, and the assembly, the disassembly, the storage and the transfer are convenient and quick.

Description

Multifunctional protection device for construction of punched bored pile

Technical Field

The utility model relates to the technical field of construction of punched bored piles, in particular to a multifunctional protection device for construction of punched bored piles.

Background

The bored concrete pile is constructed by a slurry retaining wall method, and a drill bit impacts back and forth in a pile hole through the traction of a steel wire rope in the process of drilling a hole by impact, so that horizontal protection in the process of drilling the pile hole is usually ignored, and potential safety hazards exist. After the hole is formed, the work such as long-time hole cleaning and frequent mud property detection are required, the pile foundation concrete is poured by a conduit method, and when the conduit is downwards arranged in the pile hole, the conduit is usually clamped on a long-strip valve which is arranged at an orifice, so that the extension or disassembly work of the conduit is carried out. Workers in procedures of hole cleaning, detection, pouring and the like need to frequently move at pile holes, but unhardened soil is arranged around holes during construction of the punched bored pile, mud skids seriously after rain, constructors move and operate inconveniently, and potential safety hazards exist.

Disclosure of utility model

The utility model aims to solve the technical problems of the prior art, and provides the multifunctional protection device for the construction of the punched cast-in-place pile, which can not only horizontally protect in the process of forming holes and after forming holes, but also improve the working environment, is convenient to disassemble, assemble and store, reduces the occupied space and is convenient to carry and use.

The technical scheme includes that the multifunctional protection device for construction of the bored pile comprises 2 semicircular frames, wherein a first rod piece and a second rod piece which are transversely arranged and a second rod piece are longitudinally arranged are welded in each semicircular frame, a pattern steel plate is welded at the upper end of each semicircular frame, a clamping plate is arranged in the middle of the pattern steel plate and is hinged with the pattern steel plate, a semicircular notch is formed in the middle of the clamping plate, and the 2 semicircular frames are assembled and connected through bolts.

Further, the first rod pieces are provided with 2 groups which are transversely and parallelly arranged, and each group is provided with 2 rods which are respectively and horizontally welded with the second rod pieces which are longitudinally arranged. Of course, other structures can be designed according to practical situations.

Further, the lower end of the patterned steel plate is welded with the first rod piece and the second rod piece.

Further, the second rod piece is provided with a plurality of vertical jacks, and the jacks are communicated with the positions corresponding to the pattern steel plates.

Further, 4 insertion holes on the second rod piece correspond to the inner wall of the steel casing, and the insertion holes are inserted by bolts to prevent the device from moving.

Further, the bolt is of a T-shaped structure and can be fixedly installed in the jack.

Further, the number of the clamping plates is 2, the clamping plates are of a symmetrical structure, a circular through hole is formed in the semicircular notch in the middle of each clamping plate after the 2 clamping plates are closed, and the inner diameter of each through hole is equal to the outer diameter of the corresponding guide pipe.

Further, a handle is arranged on the clamping plate.

Further, the clamping plate is hinged with the pattern steel plate through a connecting ring.

Further, nuts are respectively arranged at two ends of the 2 semicircular frames, and the nuts at the same end are oppositely arranged and are assembled and connected through bolts. Of course, other similar structures may be devised.

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

1. in the hole forming process of the punched cast-in-place pile, the pile hole is effectively horizontally protected, and the construction is not affected;

2. closing the clamping plate after hole forming, and horizontally protecting the pile holes to cover the pile holes completely, so as to ensure the safety of operators for hole cleaning and mud detection;

3. When concrete is poured, the guide pipe can be installed and detached by opening and closing the clamping plates, the facility for clamping and releasing the guide pipe is not needed to be additionally arranged, the safety of operators can be ensured, and the working efficiency is improved;

4. The protection device has strong applicability, and can be fixed by a bolt through selecting a proper jack according to the diameter of the pile hole so as to prevent the device from moving;

5. The protection device consists of 2 semicircular frames, is convenient to install and disassemble, and is not influenced by a drill bit traction steel wire rope in assembly.

Drawings

FIG. 1 is a schematic diagram of a frame structure of an embodiment of the present utility model;

FIG. 2 is an overall schematic of an embodiment of the present utility model;

FIG. 3 is a schematic view of a first use state of an embodiment of the present utility model;

FIG. 4 is a schematic view of a second use state of an embodiment of the present utility model;

FIG. 5 is a longitudinal section view of an embodiment of the present utility model in use;

the reference numerals in the drawings illustrate:

1. The frame, 2, first member, 3, second member, 31, jack, 4, bolt, 5, decorative pattern steel sheet, 6, cardboard, 61, go-between, 62, handle, 7, nut, 8, bolt, 9, through-hole, 10, steel pile casing.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments, but not all embodiments of the present utility model. 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 to 5, the embodiment provides a multifunctional protection device for construction of a bored pile, which comprises 2 semicircular frames 1, wherein a first rod 2 and a second rod 3 which are transversely arranged and longitudinally arranged are welded on each semicircular frame 1 respectively, a pattern steel plate 5 is welded on the upper end of each semicircular frame 1, a clamping plate 6 is arranged in the middle of the pattern steel plate 5, the clamping plate 6 is hinged with the pattern steel plate 5, a semicircular notch is formed in the middle of the clamping plate 6, and the 2 semicircular frames 1 are assembled and connected through bolts 8.

In the embodiment, the first rod pieces 2 are arranged in 2 groups in parallel transversely, and each group is provided with 2 rods which are respectively welded with the second rod pieces 3 in a longitudinal mode horizontally.

In this embodiment, the lower end of the patterned steel plate 5 is welded with the first rod member 2 and the second rod member 3, so that the use is more stable and reliable.

In this embodiment, the second rod 3 is provided with a plurality of vertical insertion holes 31, and the insertion holes 31 are communicated with the positions corresponding to the patterned steel plate 5.

In this embodiment, 4 insertion holes 31 on the second rod 3 correspond to the inner wall of the steel casing 10, and the bolts 4 are inserted into the insertion holes 31 to prevent the device from moving. The bolt 4 is of a T-shaped structure and can be fixedly arranged in the jack 31.

In the embodiment, the number of the clamping plates 6 is 2, the clamping plates 6 are in a symmetrical structure, a circular through hole 9 is formed by a semicircular notch in the middle of the clamping plates 6 after the clamping plates 6 are closed, and the inner diameter of the through hole 9 is equal to the outer diameter of the catheter. The clamping plate 6 is a steel plate, and reinforcing steel bars can be arranged at the semicircular notch positions.

In this embodiment, the clamping plate 6 is provided with a handle 62.

In this embodiment, the clamping plate 6 is hinged with the patterned steel plate 5 through a connecting ring 61.

In this embodiment, nuts 7 are respectively disposed at two ends of the 2 semicircular frames 1, and the nuts 7 at the same end are oppositely disposed and assembled and connected by bolts 8.

The embodiment also provides a construction method of the multifunctional construction protection device for the punched bored pile, which specifically comprises the following steps:

Firstly, placing a device, and assembling 2 semicircular frames 1 through bolts 8;

Step two, according to the diameter of the steel casing 10, locating a jack 31 corresponding to the second rod piece 3 inside the steel casing 10, and inserting a bolt 4 into the jack 31 to prevent the device from moving;

Step three, 2 clamping plates 6 are opened, so that the construction of a percussion drill is facilitated;

step four, after the depth of the pile hole is in place, unscrewing the bolt 8 to disassemble the device, and extracting a drill bit;

Step five, assembling the device through bolts 8;

and step six, opening or closing the clamping plate 6 according to the requirement when the catheter is installed and removed.

Finally, it should be understood that the foregoing description is merely illustrative of the preferred embodiments of the present utility model, and is not intended to limit the scope of the utility model.

Claims

1. A multifunctional protection device for construction of a punched bored pile is characterized by comprising 2 semicircular frames, wherein a first rod piece and a second rod piece which are transversely arranged and a second rod piece are longitudinally arranged are welded in each semicircular frame respectively, a pattern steel plate is welded at the upper end of each semicircular frame, a clamping plate is arranged in the middle of each pattern steel plate and is hinged with the corresponding pattern steel plate, a semicircular notch is formed in the middle of each clamping plate, and the 2 semicircular frames are assembled and connected through bolts.

2. The multifunctional construction protecting device for the punched bored pile, as set forth in claim 1, wherein the first bars are arranged in 2 groups in parallel transversely, and each group is provided with 2 bars which are respectively welded with the second bars in a horizontal mode.

3. The multifunctional bored pile construction protecting device according to claim 1 or 2, wherein the lower end of the patterned steel plate is welded with the first rod piece and the second rod piece.

4. The multifunctional bored pile construction protecting device according to claim 1 or 2, wherein the second rod member is provided with a plurality of vertical insertion holes, and the insertion holes are communicated with the corresponding positions of the pattern steel plates.

5. The multi-functional bored concrete pile construction protecting device according to claim 4, wherein 4 insertion holes on the second rod piece correspond to the inner wall of the steel casing, and the insertion holes are inserted by bolts to prevent the device from moving.

6. The multi-functional bored concrete pile construction protecting device according to claim 5, wherein the bolt is of a T-shaped structure and can be fixedly arranged in the jack.

7. The multifunctional construction protection device for the punched bored pile, which is disclosed in claim 1 or 2, is characterized in that the number of the clamping plates is 2, the clamping plates are of a symmetrical structure, a semicircular notch in the middle of each clamping plate is closed to form a circular through hole, and the inner diameter of each through hole is equal to the outer diameter of the guide pipe.

8. A multifunctional construction protecting device for punched bored piles according to claim 1 or 2, wherein the clamping plate is provided with a handle.

9. A multifunctional construction protecting device for punched bored piles according to claim 1 or 2, wherein the clamping plates are hinged with the patterned steel plates through connecting rings.

10. The multi-functional bored concrete pile construction protecting device according to claim 1 or 2, wherein nuts are respectively arranged at two ends of the 2 semicircular frames, and the nuts at the same end are oppositely arranged and are assembled and connected through bolts.