CN213926223U

CN213926223U - Novel dig bored concrete pile soon

Info

Publication number: CN213926223U
Application number: CN202021463942.0U
Authority: CN
Inventors: 龙海涛; 喻超; 任鹏海; 徐小云
Original assignee: 11th Construction Co ltd Of Sichuan Province
Current assignee: 11th Construction Co ltd Of Sichuan Province
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-08-10
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a novel dig bored concrete pile soon, including the bored concrete pile body, the bored concrete pile body comprises pile body, pile base and steel reinforcement cage, it has steel reinforcement cage to peg graft in the pile base, steel reinforcement cage comprises a plurality of vertical retort reinforcing bar and a plurality of loop type reinforcing bar, and is adjacent two sets of the steel reinforcement cage junction is through reinforcing ring type piece welded fastening, the pouring has the pile body on the pile base, steel reinforcement cage is located the pile body. The utility model discloses in, this novel dig bored concrete pile soon, spacing is pegged graft at the design at pile body top through the vertical retort reinforcing bar, and spacing extending structure supports subaerially at this outside of digging bored concrete pile soon simultaneously for it can be fixed, prevents that the steel reinforcement cage from solidifying the preceding slope of pile body, influences the shaping quality of bored concrete pile.

Description

Novel dig bored concrete pile soon

Technical Field

The utility model belongs to the technical field of building engineering, especially, relate to a novel dig bored concrete pile soon.

Background

The rotary digging cast-in-place pile is a pile made of reinforced concrete, various high-rise buildings and important buildings in urban areas are increased increasingly along with the continuous development of urban construction, and the rotary digging cast-in-place pile is widely applied to the construction of foundation piles of roads, railways, bridges and large buildings in China.

Dig bored concrete pile soon at present is a common stake type, need generally for fixed spacing when laying the steel reinforcement cage, prevent that the steel reinforcement cage from inclining, the bored concrete pile shaping is dug soon in the influence, the partial bored concrete pile bearing capacity of digging soon is not enough simultaneously to and a plurality of steel reinforcement cages need be laid to darker bored concrete pile, it makes it link to each other to be the direct welding steel reinforcement cage both ends usually, the mode that the direct welding links to each other like this makes steel reinforcement cage junction steadiness need promote.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel rotary excavating cast-in-place pile.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel rotary-digging cast-in-place pile comprises a cast-in-place pile body, wherein the cast-in-place pile body is composed of a pile body, a pile base and a reinforcement cage, the reinforcement cage is inserted in the pile base and consists of a plurality of vertical bar reinforcements and a plurality of annular reinforcements, the joints of two adjacent groups of reinforcement cages are welded and fixed through reinforcing annular blocks, the pile body is cast on the pile base, and the reinforcement cage is positioned in the pile body;

the utility model discloses a pile body, including stake body, vertical bar reinforcing bar, spacing telescopic structure, flexible seat, movable rod, the locating hole of equidimension has all been seted up on flexible seat and the movable rod.

Preferably, the reinforcing annular block is provided with a fixing through hole matched with a reinforcement cage for welding.

Preferably, a positioning bolt is inserted into the positioning hole.

Preferably, the number of the limiting telescopic structures is three, the three limiting telescopic structures are distributed on the limiting frame in an annular mode, and an included angle of 120 degrees is formed between every two adjacent limiting telescopic structures.

Preferably, the limiting plates are welded in the pile body at the bottom of the limiting frame, the two limiting plates are arranged, and the two limiting plates are symmetrical about the horizontal center line of the limiting frame.

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

1. the utility model discloses in, this novel dig bored concrete pile soon, spacing is pegged graft at the design at pile body top through the vertical retort reinforcing bar, and spacing extending structure supports subaerially at this outside of digging bored concrete pile soon simultaneously for it can be fixed, prevents that the steel reinforcement cage from solidifying the preceding slope of pile body, influences the shaping quality of bored concrete pile.

2. The utility model discloses in, this novel dig bored concrete pile soon is greater than the design of pile body through the diameter of stake base for the pile base area promotes, thereby improves this dig bored concrete pile bearing capacity soon.

3. The utility model discloses in, this novel bored concrete pile is dug soon through cup jointing at a plurality of steel reinforcement cage both ends and consolidate the ring type piece in, again with steel reinforcement cage and the welding of reinforcement ring type piece junction for the steel reinforcement cage junction is more firm, has improved this support nature of digging the bored concrete pile soon.

Drawings

Fig. 1 is a schematic structural view of a novel rotary digging cast-in-place pile provided by the utility model;

fig. 2 is a schematic diagram of a pile base structure of a novel rotary excavating cast-in-place pile provided by the utility model;

fig. 3 is a schematic structural view of a limiting frame of a novel rotary excavating cast-in-place pile provided by the utility model;

fig. 4 is a side view of a limiting frame of a novel rotary excavating cast-in-place pile provided by the utility model;

fig. 5 is the utility model provides a novel dig reinforcement ring type piece schematic structure of bored concrete pile soon.

Illustration of the drawings:

1. pouring a pile body; 2. a pile body; 3. a pile base; 4. a reinforcement cage; 41. vertical bar reinforcing steel bars; 42. a ring-shaped reinforcing steel bar; 5. reinforcing the annular block; 51. a fixing through hole; 6. a limiting frame; 61. a limiting hole; 62. a limiting plate; 7. a limit telescopic structure; 71. a telescopic base; 72. a movable rod; 73. positioning holes; 74. and (6) positioning the bolt.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 in specific cases to those skilled in the art.

Referring to fig. 1-5, a novel rotary-digging cast-in-place pile comprises a cast-in-place pile body 1, wherein the cast-in-place pile body 1 is composed of a pile body 2, a pile base 3 and a reinforcement cage 4, the reinforcement cage 4 is inserted in the pile base 3 and consists of a plurality of vertical bar reinforcements 41 and a plurality of annular reinforcements 42, the joints of two adjacent groups of reinforcement cages 4 are welded and fixed through reinforcing annular blocks 5, the pile body 2 is cast on the pile base 3, and the reinforcement cage 4 is positioned in the pile body 2;

outside vertical bar reinforcing bar 41 runs through pile body 2 and extends to the top, 2 tops of pile body have cup jointed spacing 6 through vertical bar reinforcing bar 41, and the welding has spacing extending structure 7 on the 6 table walls of spacing, and spacing extending structure 7 comprises flexible seat 71 and movable rod 72, and the joint has the movable rod 72 in the flexible seat 71, has all seted up the locating hole 73 of equidimension on flexible seat 71 and the movable rod 72.

The reinforcing ring-shaped block 5 is provided with a fixing through hole 51 matched with the reinforcement cage 4 for welding, the bottom end and the top end of the vertical bar steel bar 41 at the top and the bottom of the reinforcing ring-shaped block 5 are respectively inserted into the fixing through hole 51, and the vertical bar steel bar 41 is fixed in the fixing through hole 51 by welding.

A positioning bolt 74 is inserted into the positioning hole 73, and the positioning bolt 74 is pulled out, so that the movable rod 72 can be pulled out from the telescopic seat 71, and after the length is adjusted to a required length, the positioning bolt 74 is inserted into the positioning hole 73 for limiting.

The number of the limiting telescopic structures 7 is three, the three limiting telescopic structures 7 are distributed on the limiting frame 6 in an annular mode, and an included angle of 120 degrees is formed between every two adjacent limiting telescopic structures 7.

Limiting plates 62 are welded in the pile body 2 at the bottom of the limiting frame 6, two limiting plates 62 are arranged, and the two limiting plates 62 are symmetrical about the horizontal central line of the limiting frame 6.

The working principle is as follows: when the novel rotary excavating cast-in-place pile is used, a plurality of reinforcement cages 4 are connected through the reinforcing ring-shaped blocks 5, the reinforcement cages 4 and the reinforcing ring-shaped blocks 5 are connected in a mode that the bottom ends of vertical bars 41 forming the reinforcement cages 4 at the tops of the reinforcing ring-shaped blocks 5 are inserted into the fixing through holes 51, the top ends of the vertical bars 41 forming the reinforcement cages 4 at the bottoms of the reinforcing ring-shaped blocks 5 are inserted into the fixing through holes 51 and then welded, so that the connection of the reinforcement cages 4 is more stable, the supporting performance is better, meanwhile, after the pile base 3 is cast and formed, the reinforcement cages 4 are inserted into the pile base 3, the top of the reinforcement cages 4 are connected with the limiting holes 61 through the vertical bars 41 in an inserting mode, the limiting frame 6 is fixed at the tops of the reinforcement cages 4, the movable rods 72 on the limiting telescopic structures 7 are pulled out of the telescopic seats 71, after the size and the length of the diameter of a proper cast-in-place pile hole are adjusted, the positioning bolts 74 are inserted into the positioning holes 73, and the length is limited, so that the limiting frame 6 is fixed on the ground horizontal line and cannot move, the steel reinforcement cage 4 cannot incline to influence the forming quality of the rotary excavating cast-in-place pile, and then cement is poured on the pile base 3 to form the pile body 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a novel bored concrete pile is dug soon, includes bored concrete pile body (1), its characterized in that: bored concrete pile body (1) comprises pile body (2), pile foundation (3) and steel reinforcement cage (4), it has steel reinforcement cage (4) to peg graft in pile foundation (3), and steel reinforcement cage (4) comprise a plurality of vertical bar reinforcing bar (41) and a plurality of loop type reinforcing bar (42), and adjacent two sets of steel reinforcement cage (4) junction is through reinforcing ring type piece (5) welded fastening, it has pile body (2) to pour into a mould on pile foundation (3).

2. The novel rotary excavating cast-in-place pile according to claim 1, characterized in that: the reinforcement cage (4) is positioned in the pile body (2).

3. The novel rotary excavating cast-in-place pile according to claim 2, characterized in that: the vertical bar reinforcing steel bars (41) penetrate through the pile body (2) and extend out of the top, and the top of the pile body (2) is sleeved with the limiting frame (6) through the vertical bar reinforcing steel bars (41).

4. The novel rotary excavating cast-in-place pile according to claim 3, characterized in that: the welding has spacing extending structure (7) on spacing frame (6) table wall, spacing extending structure (7) comprise flexible seat (71) and movable rod (72).

5. The novel rotary excavating cast-in-place pile according to claim 4, characterized in that: the telescopic seat (71) is internally clamped with a movable rod (72), and positioning holes (73) with the same size are formed in the telescopic seat (71) and the movable rod (72).

6. The novel rotary excavating cast-in-place pile according to claim 1, characterized in that: and the reinforcing annular block (5) is provided with a fixing through hole (51) which is used for being matched with the reinforcement cage (4) in a welding way.

7. The novel rotary excavating cast-in-place pile according to claim 5, characterized in that: and a positioning bolt (74) is inserted into the positioning hole (73).

8. The novel rotary excavating cast-in-place pile according to claim 4, characterized in that: the limiting telescopic structures (7) are three and three, the limiting telescopic structures (7) are distributed on the limiting frame (6) in an annular mode, and 120-degree included angles are formed between every two adjacent limiting telescopic structures (7).

9. The novel rotary excavating cast-in-place pile according to claim 3, characterized in that: limiting plates (62) are welded in the position, located pile body (2), of the bottom of the limiting frame (6), two limiting plates (62) are arranged, and the two limiting plates (62) are symmetrical about the horizontal center line of the limiting frame (6).