CN217204046U

CN217204046U - Quick pile extension device of drilling bored concrete pile

Info

Publication number: CN217204046U
Application number: CN202220881701.0U
Authority: CN
Inventors: 李文峰; 金龙; 高永建; 孙天姿; 朱肖
Original assignee: CSCEC Strait Construction and Development Co Ltd
Current assignee: CSCEC Strait Construction and Development Co Ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-08-16
Anticipated expiration: 2032-04-15

Abstract

The utility model relates to a fast pile extension device for cast-in-situ bored piles, which belongs to the technical field of building construction and comprises a bearing plate, wherein the bearing plate is provided with a through hole which runs through the bearing plate from top to bottom, a limit pipe is fixed in the through hole, and the limit pipe is sleeved on the periphery of a ground pile pipe pre-embedded in a foundation; the inner part of the bearing plate is arranged in a hollow manner, the inner part of the bearing plate is rotatably connected with a bidirectional threaded rod and a slide rod which are arranged in parallel and symmetrically arranged at the front end and the rear end of the limiting tube, a pair of connecting rods which are arranged in parallel and symmetrically arranged at the left end and the right end of the limiting tube are connected between the bidirectional threaded rod and the slide rod, two ends of each connecting rod are movably sleeved with the bidirectional threaded rod and the slide rod through a threaded sleeve and a sliding sleeve respectively, and one end of the bidirectional threaded rod movably penetrates through the bearing plate; all be provided with directly over thread bush and the sliding sleeve and set up the slip mouth in bearing plate upper surface, thread bush and sliding sleeve top all are fixed with the connecting block. The utility model discloses can help the staff to carry out bored concrete pile extension, the security is high.

Description

Quick pile extension device of drilling bored concrete pile

Technical Field

The utility model relates to a quick pile extension device of bored concrete pile belongs to construction technical field.

Background

The cast-in-situ bored pile is characterized in that a pile hole is formed in foundation soil through mechanical drilling, steel pipe soil extrusion or manual excavation and other means on an engineering site, a steel reinforcement cage is placed in the pile hole, and concrete is poured to form the pile, most of the volume of the pile is embedded underground, only a small section of the pile is reserved on the ground, so that the pile needs to be connected at the top end of the pile if the height of the pile is not enough during construction, the existing pile connecting mode is that the pile is excavated to a certain elevation, the pipeline is hoisted to be perpendicular to the top through a crane, the pipeline is prone to shaking after being hoisted, the pipeline cannot be quickly and accurately butted with the embedded pile, workers are required to support and guide, the mode is dangerous for the workers, the pipeline is prone to striking the supported workers during shaking, so that the risks are caused, meanwhile, the pipeline cannot be effectively moved by one person due to heavy weight, and the labor cost is increased.

SUMMERY OF THE UTILITY MODEL

In order to overcome the shortcoming among the above-mentioned prior art, the utility model discloses a quick pile extension device of bored concrete pile, it can help the staff to carry out the bored concrete pile extension, and the security is high.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a rapid pile splicing device for a cast-in-situ bored pile comprises a bearing plate, wherein a through hole penetrating through the bearing plate from top to bottom is formed in the bearing plate, a limiting pipe is fixed in the through hole, and the limiting pipe is sleeved on the periphery of a ground pile pipe pre-embedded in a foundation; the bearing plate is internally and hollow, the bearing plate is internally and rotatably connected with a bidirectional threaded rod and a slide rod which are arranged in parallel and symmetrically arranged at the front end and the rear end of a limiting tube, a pair of connecting rods which are arranged in parallel and symmetrically arranged at the left end and the right end of the limiting tube are connected between the bidirectional threaded rod and the slide rod, two ends of the connecting rods are movably sleeved with the bidirectional threaded rod and the slide rod through a threaded sleeve and a slide sleeve respectively, and one end of the bidirectional threaded rod movably penetrates through the bearing plate; sliding openings arranged on the upper surface of the bearing plate are formed right above the threaded sleeve and the sliding sleeve, the sliding openings are arranged in parallel with the bidirectional threaded rod, connecting blocks are fixed at the top ends of the threaded sleeve and the sliding sleeve, and the connecting blocks extend out of the sliding openings; the mounting panel at both ends about spacing pipe is provided with a pair of symmetry setting to the bearing plate upper end, the mounting panel both ends all through stablize the post respectively with the connecting block on thread bush top and the connecting block fixed connection on sliding sleeve top, the one side that two mounting panels are relative all from last to being fixed with a plurality of arc frame down in proper order, the arc frame on two mounting panels sets up relatively.

Furthermore, a plurality of balls are embedded in the side, close to the limiting pipe, of each arc-shaped frame in a rotating mode.

Furthermore, the bottom ends of the threaded sleeve and the sliding sleeve are respectively fixed with a sliding block, the bottom end of each sliding block is provided with a sliding groove plate fixed inside the bearing plate, and the sliding blocks are slidably clamped in sliding grooves formed in the sliding groove plates.

Furthermore, the bottom end of the bearing plate is connected with a plurality of electric telescopic legs, and universal wheels are arranged at the bottom ends of the electric telescopic legs.

Furthermore, one end of the bidirectional threaded rod, which extends out of the bearing plate, is connected with a crank.

Compared with the prior art the utility model discloses there are following characteristics and beneficial effect:

the utility model discloses an electric telescopic leg drive bearing plate of bottom goes up and down, can entangle pre-buried ground stake pipe and spacing, when second root canal way hangs between the arc frame on two mounting panels, the accessible crank rotates the arc frame that two-way threaded rod made both sides with second root canal way centre gripping and spacing, realize simultaneously that second root canal way and pre-buried ground stake pipe are accurate to be docked, can not take place to rock when guaranteeing to connect the stake operation, the security is good, the staff does not need the contact tube way, the contact has been reduced, rotate in the arc frame inboard simultaneously and inlay and establish the ball, it is more convenient to adjust, high work efficiency.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front sectional view of the present invention;

FIG. 3 is a schematic view of the internal structure of the bearing plate of the present invention;

fig. 4 is a plan view of the present invention.

Wherein the reference numerals are: 1. a bearing plate; 2. a limiting pipe; 3. a bidirectional threaded rod; 4. a ground pile pipe; 5. a threaded sleeve; 6. a slide bar; 7. a sliding sleeve; 8. a connecting rod; 9. connecting blocks; 10. a stabilization post; 11. a sliding port; 12. an arc frame; 13. a ball bearing; 14. a crank; 15. a chute plate; 16. a slider; 17. electric telescopic legs; 18. a universal wheel; 19. and (7) mounting the plate.

Detailed Description

The present invention will be described in more detail with reference to the following examples.

As shown in fig. 1 to 4, the rapid pile extension device for cast-in-situ bored piles of the present embodiment includes a bearing plate 1, the bearing plate 1 is provided with a through hole penetrating through the bearing plate 1 from top to bottom, a limiting pipe 2 is fixed in the through hole, and the limiting pipe 2 is sleeved on the periphery of a ground pile pipe 4 pre-buried in a foundation; the bearing plate 1 is internally and hollow, the bearing plate 1 is internally and rotatably connected with a bidirectional threaded rod 3 and a slide rod 6 which are arranged in parallel and symmetrically arranged at the front end and the rear end of a limiting tube 2, a pair of connecting rods 8 which are arranged in parallel and symmetrically arranged at the left end and the right end of the limiting tube 2 are connected between the bidirectional threaded rod 3 and the slide rod 6, two ends of each connecting rod 8 are movably sleeved with the bidirectional threaded rod 3 and the slide rod 6 through a threaded sleeve 5 and a sliding sleeve 7 respectively, and one end of the bidirectional threaded rod 3 movably penetrates through the bearing plate 1; a sliding opening 11 formed in the upper surface of the bearing plate 1 is formed right above the threaded sleeve 5 and the sliding sleeve 7, the sliding opening 11 is arranged in parallel with the bidirectional threaded rod 3, a connecting block 9 is fixed at the top ends of the threaded sleeve 5 and the sliding sleeve 7, and the connecting block 9 extends out of the sliding opening 11; the mounting panel 19 that the both ends were controlled at spacing pipe 2 to the symmetry setting is provided with a pair of symmetry in 1 upper end of bearing plate, and mounting panel 19 both ends all through the stationary mast 10 respectively with the connecting block 9 on 5 tops of thread bush and the connecting block 9 fixed connection on 7 tops of sliding sleeve, and the one side that two mounting panels 19 are relative all is fixed with two arc frames 12 from last to down in proper order, and the arc frame 12 one-to-one on two mounting panels 19 just sets up relatively.

Furthermore, a plurality of balls 13 are embedded in the side, close to the limiting pipe 2, of each arc-shaped frame 12 in a rotating manner.

Further, threaded

bush

5 and 7 bottoms of sliding sleeve all are fixed with slider 16, and each 16 bottoms of slider all are provided with the spout board 15 of fixing in bearing plate 1 inside, and slider 16 slides and blocks in establishing the spout on spout board 15, improves the motion stability of threaded bush 5 and sliding sleeve 7, guarantees accurate regulation.

Furthermore, the bottom end of the bearing plate 1 is connected with four electric telescopic legs 17, and the bottom ends of the electric telescopic legs 17 are provided with universal wheels 18.

Further, one end of the bidirectional threaded rod 3 extending out of the bearing plate 1 is connected with a crank 14.

The utility model discloses a theory of operation: the electric telescopic legs 17 at the bottom drive the bearing plate 1 to lift, the embedded ground pile pipe 4 can be sleeved and limited, when a second pipeline is hung between the arc-shaped frames 12 on the two mounting plates 19, the two-way threaded rod 3 can be rotated by the crank 14 to enable the arc-shaped frames 12 on the two sides to clamp and limit the second pipeline, and the two-way threaded rod is accurately butted with the embedded ground pile pipe 4.

In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", 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 in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, for example, as a fixed connection, a detachable connection, or an integral connection; 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 according to specific situations by those skilled in the art.

It is to be understood that the embodiments described are only some embodiments of the invention, and 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.

Claims

1. The utility model provides a quick pile extension device of bored concrete pile which characterized in that: the bearing plate comprises a bearing plate (1), wherein a through hole penetrating through the bearing plate (1) from top to bottom is formed in the bearing plate (1), a limiting pipe (2) is fixed in the through hole, and the limiting pipe (2) is sleeved on the periphery of a ground pile pipe (4) pre-buried in a foundation; the bearing plate (1) is internally and hollow, the bearing plate (1) is internally and rotatably connected with a bidirectional threaded rod (3) and a sliding rod (6) which are arranged in parallel and symmetrically arranged at the front end and the rear end of a limiting tube (2), a pair of connecting rods (8) which are arranged in parallel and symmetrically arranged at the left end and the right end of the limiting tube (2) are connected between the bidirectional threaded rod (3) and the sliding rod (6), two ends of each connecting rod (8) are movably sleeved with the bidirectional threaded rod (3) and the sliding rod (6) through a threaded sleeve (5) and a sliding sleeve (7), and one end of the bidirectional threaded rod (3) movably penetrates through the bearing plate (1); sliding openings (11) formed in the upper surface of the bearing plate (1) are formed right above the threaded sleeve (5) and the sliding sleeve (7), the sliding openings (11) are arranged in parallel to the bidirectional threaded rod (3), connecting blocks (9) are fixed at the top ends of the threaded sleeve (5) and the sliding sleeve (7), and the connecting blocks (9) extend out of the sliding openings (11); bearing plate (1) upper end is provided with mounting panel (19) that a pair of symmetry set up both ends about spacing pipe (2), mounting panel (19) both ends all through stablize post (10) respectively with connecting block (9) on screw thread bush (5) top and connecting block (9) fixed connection on sliding sleeve (7) top, two mounting panel (19) relative one side all from last to being fixed with a plurality of arc frame (12) down in proper order, arc frame (12) on two mounting panels (19) set up relatively.

2. The cast-in-situ bored pile rapid splicing device according to claim 1, wherein: a plurality of balls (13) are rotatably embedded in one side of each arc-shaped frame (12) close to the limiting pipe (2).

3. The cast-in-situ bored pile rapid splicing device according to claim 1, wherein: the bottom ends of the threaded sleeve (5) and the sliding sleeve (7) are respectively fixed with a sliding block (16), the bottom ends of the sliding blocks (16) are respectively provided with a sliding groove plate (15) fixed inside the bearing plate (1), and the sliding blocks (16) are slidably clamped in sliding grooves formed in the sliding groove plates (15).

4. The cast-in-situ bored pile rapid splicing device according to claim 1, wherein: the bottom end of the bearing plate (1) is connected with a plurality of electric telescopic legs (17), and the bottom ends of the electric telescopic legs (17) are provided with universal wheels (18).

5. The cast-in-situ bored pile rapid splicing device according to claim 1, wherein: one end of the bidirectional threaded rod (3) extending out of the bearing plate (1) is connected with a crank (14).