CN218204450U

CN218204450U - Superplastic concrete cast-in-situ bored pile dado

Info

Publication number: CN218204450U
Application number: CN202222451410.0U
Authority: CN
Inventors: 陈锦华; 黄坤茂
Original assignee: Guangdong Yinhui Construction Co ltd
Current assignee: Guangdong Yinhui Construction Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-01-03
Anticipated expiration: 2032-09-16

Abstract

The application discloses a superplastic concrete cast-in-situ bored pile dado, which belongs to the technical field of building construction and comprises a steel casing, wherein two movable plates are arranged in the steel casing in a sliding manner, round holes are formed in the movable plates, a moving device for driving the two movable plates to move in opposite directions is arranged in the steel casing, a plurality of sleeves which are uniformly distributed in an annular manner are fixed on the side wall of the steel casing, the sleeves are positioned between the two movable plates, drill rods are arranged in the sleeves in a sliding manner, movable blocks positioned in the steel casing are fixed at one ends of the drill rods, two inclined rods are hinged on the movable blocks, and one ends of the two inclined rods, which are far away from the movable blocks, are distributed and hinged with the two movable plates; this application protects a position of section of thick bamboo to the steel spacing, prevents effectively that the steel from protecting a tenesmus of section of thick bamboo, improves construction safety nature, and is rational in infrastructure, convenient operation easily promotes.

Description

Superplastic concrete cast-in-situ bored pile dado

Technical Field

The application relates to the technical field of building construction, in particular to a superplastic concrete cast-in-situ bored pile retaining wall.

Background

The wall of the superplastic concrete cast-in-situ bored pile often adopts the steel retaining wall, the steel retaining wall is used for protecting the hole pile due to unstable soil quality and great difficulty in constructing the reinforced concrete wall in the process of manually digging the hole pile, and the hole collapse is prevented to avoid influencing the construction progress and safety. The steel casing is a round barrel which is hooped by iron sheet according to the size of the hole pile and both ends of which are empty.

The steel casing mainly plays a role in blocking stones, foreign matters and the like in the hole opening from falling into the hole, preventing the hole wall from collapsing and preventing slurry from leaking. In the loose stratum drilling process, along with the steel casing bottom is dug empty, lead to the steel casing to take place to subside easily, often the steel casing tenesmus condition takes place, influences the construction and normally goes on, therefore we provide a superplastic concrete bored concrete pile dado.

SUMMERY OF THE UTILITY MODEL

To prior art's not enough, this application provides a superplastic concrete bored concrete pile dado, has overcome prior art's not enough, aims at solving the problem that the steel casing takes place to subside.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a superplastic concrete drilling bored concrete pile dado, includes that the steel protects a section of thick bamboo, slidable mounting has two fly leafs in the steel protects a section of thick bamboo, the round hole has been seted up on the fly leaf, be equipped with the mobile device that drives two fly leafs relative motion in the steel protects a section of thick bamboo, the lateral wall that the steel protected a section of thick bamboo is fixed with a plurality of sleeves that are annular evenly distributed, the sleeve is located between two fly leafs, slidable mounting has the drill rod in the sleeve, the one end of drill rod is fixed with and is located the movable block in the steel protects a section of thick bamboo, it has two down tube, two to articulate on the movable block the down tube is kept away from the one end distribution of movable block is articulated with two fly leafs.

As an optimal technical scheme of this application, the mobile device sets up to four, four mobile devices be the annular evenly set up in the steel protects a section of thick bamboo, the mobile device include fixed mounting in two diaphragms of a steel protection section of thick bamboo inner wall, two the fly leaf is located two between the diaphragm, fixed mounting has gear motor on one of them diaphragm, rotate between two diaphragms install with two fly leaf threaded connection's reverse lead screw, gear motor's vertical with reverse lead screw fixed connection.

As an optimal technical scheme of this application, reverse lead screw comprises threaded rod one and threaded rod two, threaded rod one and threaded rod two the screw thread opposite direction, two the fly leaf respectively with threaded rod one with two threaded rod threaded connection.

As a preferred technical scheme of this application, be fixed with the pull rod that the slope set up between the diaphragm with the inner wall of steel protects a section of thick bamboo.

As a preferable technical scheme of the application, a sliding block is arranged in the sleeve in a sliding mode, a transverse through hole is formed in the sliding block, one end, far away from the movable block, of the drill rod penetrates through the transverse through hole in the sliding block, and the drill rod is fixedly connected with the inner wall of the transverse through hole in the sliding block.

As a preferred technical scheme of the application, the horizontal center planes of the two opposite movable blocks on the movable block are symmetrically arranged, and the inclined rod and the drill rod are positioned in the same vertical plane.

As a preferable technical scheme of the application, one end of the drill rod, far away from the movable block, is arranged in a conical structure.

As an optimal technical scheme of this application, install the protection casing through the bolt on the diaphragm, gear motor is located in the protection casing.

The beneficial effect of this application:

the two movable plates are close to each other, the inclined rods are driven to move to push the movable blocks to move, the movable blocks push the drill rods to penetrate through the sleeves to be inserted into the inner wall of the foundation pit, the drill rods are inserted into the inner wall of the foundation pit, the position of the steel protection barrel is limited, the steel protection barrel is effectively prevented from falling, and construction safety is improved.

This application realizes protecting a position of section of thick bamboo to the steel spacing, prevents effectively that the steel from protecting a tenesmus of section of thick bamboo, improves construction safety nature, and is rational in infrastructure, convenient operation easily promotes.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

fig. 2 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a steel casing; 2. a movable plate; 3. a circular hole; 4. a transverse plate; 5. a reduction motor; 6. a reverse screw rod; 7. a sleeve; 8. a drill rod; 9. a movable block; 10. a diagonal bar; 11. a slider; 12. a pull rod.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1, the superplastic concrete cast-in-situ bored pile dado comprises a steel casing 1, wherein the steel casing 1 is buried in a foundation pit, two movable plates 2 are slidably mounted in the steel casing 1, round holes 3 are formed in the movable plates 2 and used for a drilling tool to pass through, and during drilling, the drilling tool is not in contact with the inner wall of the round holes.

Referring to fig. 1-2, the steel protects and is equipped with the mobile device that drives two fly leaf 2 and move in opposite directions in the section of thick bamboo 1, and the mobile device sets up to four, and four mobile device are the annular and evenly set up in the steel protects a 1, and the mobile device includes two diaphragms 4 of fixed mounting in the steel protects a 1 inner wall, is fixed with the pull rod 12 that the slope set up between the inner wall of a section of thick bamboo 1 is protected to diaphragm 4 and steel, through the setting of pull rod 12, increases the stability of being connected between a section of thick bamboo 1 is protected to diaphragm 4 and steel.

Wherein, two fly leafs 2 are located between two diaphragm 4, and fixed mounting has gear motor 5 on one of them diaphragm 4, installs the protection casing through the bolt on the diaphragm 4, and gear motor 5 is located the protection casing, and the protection casing provides the protection for gear motor 5.

In addition, the reverse screw rod 6 in threaded connection with the two movable plates 2 is rotatably installed between the two transverse plates 4, the reverse screw rod 6 is composed of a first threaded rod and a second threaded rod, the thread directions of the first threaded rod and the second threaded rod are opposite, the two movable plates 2 are respectively in threaded connection with the first threaded rod and the second threaded rod, the speed reduction motor 5 is vertically fixedly connected with the reverse screw rod 6, the speed reduction motor 5 is started to drive the reverse screw rod 6 to rotate, the first threaded rod and the second threaded rod are driven to rotate, and the two movable plates 2 are made to be close to each other.

Referring to fig. 2, a plurality of sleeves 7 which are uniformly distributed in an annular shape are fixed on the side wall of the steel casing 1, the sleeves 7 are located between the two movable plates 2, drill rods 8 are slidably mounted in the sleeves 7, sliders 11 are slidably mounted in the sleeves 7, transverse through holes are formed in the sliders 11, one ends, far away from the movable blocks 9, of the drill rods 8 penetrate through the transverse through holes in the sliders 11, the drill rods 8 are fixedly connected with the inner walls of the transverse through holes in the sliders 11, and the sliders 11 are slidably connected with the sleeves 7 to provide guiding for horizontal movement of the drill rods 8, so that the structure is stable.

Wherein, the one end of drill rod 8 far away from movable block 9 is the setting of conical structure, and conical structure sets up for resistance is little when drill rod 8 injects the foundation ditch inner wall.

Referring to fig. 2, one end of a drill rod 8 is fixed with a movable block 9 located in a steel casing 1, the movable block 9 is hinged with two inclined rods 10, one end, away from the movable block 9, of each inclined rod 10 is hinged with the two movable plates 2, the two inclined rods 10 on the movable block 9 are symmetrically arranged relative to the horizontal center of the corresponding movable block 9, the inclined rods 10 and the drill rod 8 are located in the same vertical plane, the two movable plates 2 are close to each other to drive the inclined rods 10 to move to push the movable block 9 and the drill rod 8 to move horizontally, and the drill rod 8 is inserted into the inner wall of a foundation pit, so that the position of the steel casing 1 is limited, and the steel casing 1 is effectively prevented from falling.

The working principle is as follows: after a steel protects a section of thick bamboo 1 and buries at the foundation ditch, drive reverse lead screw 6 through starting gear motor 5 and rotate, drive threaded rod one and threaded rod two and rotate, make two fly leaf 2 be close to each other, it promotes the removal of movable block 9 to drive the motion of down tube 10, make movable block 9 promote drill rod 8 and pass sleeve pipe 7 and inject the inner wall of foundation ditch, a plurality of drill rods 8 that are the even setting of annular inject in the inner wall of foundation ditch, it is spacing to realize protecting a position of section of thick bamboo 1 to the steel, prevent the tenesmus of a steel section of thick bamboo 1 effectively, construction safety is improved.

Finally, it should be noted that: in the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable 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 application can be understood by those of ordinary skill in the art as appropriate.

Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a superplastic concrete bored concrete pile dado, includes steel protects a section of thick bamboo (1), its characterized in that, slidable mounting has two fly leafs (2) in steel protects a section of thick bamboo (1), round hole (3) have been seted up on fly leaf (2), be equipped with the mobile device that drives two fly leafs (2) motion in opposite directions in steel protects a section of thick bamboo (1), the lateral wall of steel protects a section of thick bamboo (1) is fixed with a plurality of sleeves (7) that are annular evenly distributed, sleeve (7) are located between two fly leafs (2), slidable mounting has drill rod (8) in sleeve (7), the one end of drill rod (8) is fixed with and is located movable block (9) in steel protects a section of thick bamboo (1), it has two down tube (10) to articulate on movable block (9), two down tube (10) are kept away from the one end distribution of movable block (9) is articulated with two fly leafs (2).

2. The superplastic concrete cast-in-situ bored pile dado of claim 1, characterized in that the number of said moving means is four, four moving means are uniformly arranged in the steel casing (1) in a ring shape, said moving means comprises two transverse plates (4) fixedly mounted on the inner wall of the steel casing (1), two said movable plates (2) are positioned between two said transverse plates (4), one of said transverse plates (4) is fixedly mounted with a speed reducing motor (5), a reverse screw (6) in threaded connection with two said movable plates (2) is rotatably mounted between two said transverse plates (4), said speed reducing motor (5) is vertically connected with said reverse screw (6) fixedly.

3. The superplastic concrete cast-in-situ bored pile dado of claim 2, wherein the reverse screw (6) is composed of a first threaded rod and a second threaded rod, the first threaded rod and the second threaded rod have opposite thread directions, and the two movable plates (2) are respectively in threaded connection with the first threaded rod and the second threaded rod.

4. The superplastic concrete cast-in-situ bored pile retaining wall according to claim 3, wherein an obliquely arranged pull rod (12) is fixed between the transverse plate (4) and the inner wall of the steel casing (1).

5. The superplastic concrete cast-in-situ bored pile retaining wall according to claim 1, wherein a slide block (11) is slidably mounted in the sleeve (7), a transverse through hole is formed in the slide block (11), one end of the drill rod (8) far away from the movable block (9) penetrates through the transverse through hole in the slide block (11), and the drill rod (8) is fixedly connected with the inner wall of the transverse through hole of the slide block (11).

6. The superplastic concrete cast-in-situ bored pile retaining wall according to claim 1, wherein two of said diagonal rods (10) of said movable block (9) are symmetrically arranged with respect to the horizontal center plane of said movable block (9), and said diagonal rods (10) and said drill rods (8) are located in the same vertical plane.

7. A superplastic concrete cast-in-situ bored pile retaining wall according to claim 1, wherein the end of said drill rod (8) remote from said movable block (9) is of conical configuration.

8. The superplastic concrete cast-in-situ bored pile retaining wall according to claim 2, wherein a protective cover is installed on the transverse plate (4) through bolts, and the speed reduction motor (5) is located in the protective cover.