CN211006674U - A steel pipe pile piling positioning device - Google Patents

Abstract

The utility model relates to a piling positioning device for steel pipe piles, which belongs to the technical field of steel pipe pile construction. It includes a positioning plate and a limiting device fixedly installed on the positioning plate; the positioning plate is provided with a pipe pile through hole and a connecting hole is arranged around the pipe pile through hole for connecting with the limiting device; the limiting device includes a corresponding pipe Two arc-shaped plates fixed on the base with the pile passing through holes and arranged symmetrically at intervals, the base is fixedly connected with the positioning plate by connecting bolts and nuts; the top of the steel pipe pile is provided with a flange for connecting with the bearing platform, and the outer wall is set at a limited interval. The distance between the limit steel bars is the same as the distance between the two arc-shaped plates; the flange is provided with arc-shaped oblong holes, and the bearing platform is provided with fixed bolt holes corresponding to the arc-shaped oblong holes and through the fixed bolt holes. Bolts and nuts are connected to the flange. The utility model has reasonable structure and convenient use, can complete the application of the steel pipe pile and the connection between the bearing platform and the steel pipe pile with high efficiency and high quality, and has good use performance.

Description

A steel pipe pile piling positioning device

technical field

The utility model relates to a piling positioning device for steel pipe piles, which belongs to the technical field of steel pipe pile construction.

Background technique

At present, prefabricated buildings are developing rapidly. In order to meet the increasing environmental protection requirements, factory prefabrication and on-site assembly are constantly developing. The prefabricated steel pipe pile foundation consists of a prefabricated load-bearing platform in the upper factory and a steel pipe pile made in the lower factory. The connection between the prefabricated cap and the steel pipe pile is generally mechanically connected by bolts, which can effectively reduce the workload of wet work and thus effectively reduce the damage to the environment. There is a deviation between the reserved bolt holes on the steel pipe pile and the reserved bolt holes on the steel pipe pile, resulting in that the bolts cannot pass through the reserved holes of the bearing platform and the steel pipe pile at the same time when the bearing platform is installed, and the installation cannot be carried out.

Utility model content

The purpose of the utility model is to provide a piling positioning device for steel pipe piles to solve the above-mentioned technical problems.

In order to achieve the above purpose, the technical scheme adopted by the present utility model is:

A piling positioning device for steel pipe piles, comprising a positioning plate and a limiting device fixedly installed on the positioning plate; the positioning plate is provided with a pipe pile through hole and a connecting hole for connecting with the limiting device is arranged around the pipe pile through hole. The limiting device includes two arc-shaped plates fixed on the base corresponding to the through holes of the pipe piles and arranged symmetrically at intervals, and the base is fixedly connected with the positioning plate by connecting bolts and nuts; the top of the steel pipe pile is set for the same bearing platform For the connected flanges, limit steel bars are set at intervals on the outer wall, and the distance between the limit steel bars is the same as the distance between the two arc-shaped plates; arc-shaped oblong holes are set on the flange, and the bearing platform is set with the arc-shaped oblong holes. The corresponding fixing bolt holes are connected with the flange through the fixing bolts and the nut.

A further modification of the technical solution of the utility model is that an inclined reinforcing rib is arranged between the arc-shaped plate and the base.

A further modification of the technical solution of the utility model is that the diameter of the fixing bolt holes on the bearing platform is larger than the outer diameter of the fixing bolts.

The further modification of the technical scheme of the utility model is that the diameter of the fixing bolt hole on the bearing platform is 1.5 times the outer diameter of the fixing bolt; the arc length of the arc-shaped oblong hole is 2 times the outer diameter of the fixing bolt.

A further modification of the technical solution of the present invention is that the connecting bolt is a full threaded bolt; the upper part of the connecting bolt is fixed by two nuts, and the lower part of the connecting bolt is threadedly connected to the nut closed at the bottom and is welded with the positioning plate.

A further modification of the technical solution of the utility model is that: the upper end face of the bearing platform is provided with an annular backing plate.

Due to adopting the above-mentioned technical scheme, the technical effects obtained by the present utility model are as follows:

In the utility model, the flange on the steel pipe pile is provided with arc-shaped oblong holes, and at the same time, the diameter of the fixing bolt holes on the bearing platform is enlarged, and the allowable error of the fixing bolt circumferential direction is increased, which is convenient for the connection between the bearing platform and the steel pipe pile. Connection installation of fixing bolts.

The arc plate of the limiting device in the utility model can take a certain height value according to the design requirements, and the end of the application is when the flange on the steel pipe pile is stuck with the upper limit of the limiting device, which can facilitate the control of the steel pipe pile under the load-bearing platform. Elevation is the same.

The two arc-shaped plates of the limiting device in the utility model are arranged at intervals and used in conjunction with the limiting steel bars on the steel pipe pile, which can effectively limit the rotation of the steel pipe pile along the axial direction during the initial piling process.

The limiting device of the utility model is installed with the positioning plate, and the bottom of the positioning plate is welded with nuts and connected with full threaded bolts, which can facilitate the removal of the limiting device after the steel pipe pile is driven.

The utility model has reasonable structure and convenient use, can complete the application of the steel pipe pile and the connection between the bearing platform and the steel pipe pile with high efficiency and high quality, and has good comprehensive use performance.

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of the limiting device of the present invention;

2 is a schematic diagram of the connection between the limiting device of the present invention and the positioning plate;

3 is a schematic diagram of the positioning plate of the present invention;

Fig. 4 is the schematic diagram of the utility model steel pipe pile;

Fig. 5 is the side view of the utility model steel pipe pile;

6 is a schematic diagram of the connection between the bearing platform and the steel pipe pile of the present invention;

Among them, 1, positioning plate, 2, pipe pile through hole, 3, connecting hole, 4, arc plate, 5, base, 6, connecting bolt, 7, steel pipe pile, 8, flange, 9, limit steel Strip, 10, arc oblong hole, 11, fixing bolt hole, 12, fixing bolt, 13, reinforcing rib, 14, annular backing plate, 15, bearing platform.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail:

The utility model discloses a steel pipe pile driving positioning device, which is suitable for the steel pipe pile driving operation and the connection construction operation of the steel pipe pile and the bearing platform at the upper end. The following are specific examples:

The utility model relates to a steel pipe pile driving positioning device, which mainly comprises a steel pipe pile part, a bearing platform part and a limit positioning part. The limiting positioning part includes a positioning plate 1 and a limiting device fixedly mounted on the positioning plate 1 . The positioning plate 1 is provided with a pipe pile through hole 2 and a limiting device is fixedly installed. The main function of the positioning plate 1 is to facilitate the installation of the limiting device. A plurality of connecting holes 3 for connecting with the limiting device are arranged on the positioning plate 1 around the through holes 2 of the pipe piles. The positioning plate 1 is usually formed by butting several symmetrical plates, which can facilitate the dismantling work after the steel pipe pile is installed in place. Specifically as shown in Figure 3. Figure 3 is a schematic diagram of two plates. During construction, several corresponding plates can be prefabricated, and a corresponding number of plates can be assembled to form positioning plates according to actual needs.

The limiting device in the present invention, as shown in Figures 1 and 2, includes two arc-shaped plates 4 corresponding to the through holes 2 of the pipe piles, and the lower ends of the two arc-shaped plates 4 are fixedly connected to the base 5, and the base 5 passes through the base. 5. The limiting device can be installed on the positioning plate 1. The two arc-shaped plates 4 are symmetrical and arranged at a distance. The base 5 is also provided with through holes. After the connecting bolts 6 pass through the through holes on the base 5 and the connecting holes on the positioning plate 1 , the positioning plate 1 is fixedly connected to the base 5 with nuts.

In order to facilitate the dismantling work between the limiting device and the positioning plate, preferably, the connecting bolt 6 is set as a fully threaded bolt; and two nuts are fixedly screwed on the upper part of the connecting bolt 6, and the lower part of the connecting bolt 6 is threadedly connected The bottom closed nut, the nut is welded with the lower end face of the positioning plate 1. During the dismantling process, first remove the two nuts on the upper part of the connecting bolt 6, and then remove the connecting bolt 6. Since the screw at the lower end of the connecting bolt 6 is in a fixed relationship with the positioning plate 1 by welding, it is in a fixed state during the disassembly process, and the connecting bolt 6 can be removed smoothly.

The upper end of the steel pipe pile 7 in the present invention is connected with a bearing platform 15 . An arc-shaped oblong hole 10 is set on the flange 8, and a fixing bolt hole 11 corresponding to the arc-shaped oblong hole 10 is set on the bearing platform 15. Use the fixing bolt 11 to pass through the bearing platform 15 and the flange 8, and then use a nut to fix it. The two are connected together. In a specific implementation, in order to facilitate the connection between the bearing platform 15 and the flange 8 , the parameters of the arc-shaped oblong hole 10 on the flange 8 and the fixing bolt holes 11 on the bearing platform 15 are increased. Specifically, the diameter of the fixing bolt holes 11 on the installation bearing platform 15 is larger than the outer diameter of the fixing bolts 12 . The diameter of the fixing bolt holes 11 on the bearing platform 15 is 1.5 times the outer diameter of the fixing bolts 12 . The arc length of the arc-shaped oblong hole 10 is twice the outer diameter of the fixing bolt 12 . The cooperation between the arc-shaped oblong hole 10 and the fixing bolt hole increases the circumferential allowable error of the fixing bolt, which is convenient for installation. The specific structure is shown in Figure 4, Figure 5, and Figure 6.

In order to prevent the steel pipe pile 7 from rotating around the axis during the initial piling process, limit steel bars 9 are arranged on the outer wall of the steel pipe pile 7 at intervals, and the distance between the two limit steel bars 9 is the same as the distance between the two arc-shaped plates 4 The distance between them is the same, and the two limiting steel bars 9 are stuck between the two arc-shaped plates 4 to prevent the steel pipe pile 7 from rotating. Specifically as shown in Figure 5.

In a specific implementation, an inclined reinforcing rib 13 is arranged between the arc-shaped plate 4 of the limiting device and the base 5 to ensure the structural strength of the limiting device.

The diameter of the fixing bolt holes 11 on the bearing platform 15 is larger than the outer diameter of the fixing bolts 12 .

The diameter of the fixing bolt hole 11 on the bearing platform 15 is 1.5 times the outer diameter of the fixing bolt 12 ; the arc length of the arc-shaped oblong hole 10 is 2 times the outer diameter of the fixing bolt 12 .

The connecting bolt 6 is a fully threaded bolt; the upper part of the connecting bolt 6 is fixed by two nuts, and the lower part of the connecting bolt 6 is threadedly connected to the nut closed at the bottom and is welded with the positioning plate 1 .

In the present invention, an annular backing plate 14 is arranged on the upper end surface of the bearing platform 15 .

The installation and construction of the steel pipe pile by the device is as follows. First, the positioning plate 1 is put in place, the steel pipe pile 7 is rotated to the designated position, and the limit device is installed to make the reserved space of the limit device clamp the steel pipe pile 7. 9, install the connecting bolts and fix them with nuts. Then, the steel pipe pile is driven, and the limiting device is removed until the flange 8 at the upper end of the steel pipe pile 7 is stuck to the top end of the arc plate 4 of the limiting device. Finally, the bearing platform 15 is attached to the upper end of the steel pipe pile 7 .

The utility model realizes the efficient and convenient construction of the steel pipe pile and the bearing platform by improving the design of the limiting device and the supporting platform and the steel pipe pile, which ensures the construction quality and efficiency, and has good use performance.

Claims (6)

1. The utility model provides a steel-pipe pile positioner which characterized in that: comprises a positioning plate (1) and a limiting device fixedly arranged on the positioning plate (1); the positioning plate (1) is provided with a tubular pile through hole (2) and a connecting hole (3) which is used for being connected with the limiting device is arranged around the tubular pile through hole (2); the limiting device comprises two arc plates (4) which correspond to the tubular pile via holes (2) and are symmetrically arranged at intervals and fixed on the base (5), and the base (5) is fixedly connected with the positioning plate (1) by using a connecting bolt (6) and a nut; a flange (8) used for being connected with a bearing platform (15) is arranged at the top end of the steel pipe pile (7), limiting steel bars (9) are arranged on the outer wall at intervals, and the distance between the limiting steel bars (9) is consistent with the distance between the two arc plates (4); an arc-shaped long circular hole (10) is formed in the flange (8), and a bearing table (15) is provided with a fixing bolt hole (11) corresponding to the arc-shaped long circular hole (10) and penetrates through a fixing bolt (12) to be connected with the flange (8) in a matched nut mode.

2. The piling and positioning device for the steel pipe pile according to claim 1, characterized in that: an inclined reinforcing rib plate (13) is arranged between the arc-shaped plate (4) and the base (5).

3. The piling and positioning device for the steel pipe pile according to claim 1, characterized in that: the aperture of the fixing bolt hole (11) on the bearing platform (15) is larger than the outer diameter of the fixing bolt (12).

4. The piling and positioning device for the steel pipe pile according to claim 3, wherein: the aperture of a fixing bolt hole (11) on the bearing platform (15) is 1.5 times of the outer diameter of the fixing bolt (12); the arc length of the arc-shaped long round hole (10) is 2 times of the outer diameter of the fixing bolt (12).

5. The piling and positioning device for the steel pipe pile according to claim 1, characterized in that: the connecting bolt (6) is a full-thread bolt; the upper part of the connecting bolt (6) is fixed by two nuts, and the lower part of the connecting bolt (6) is in threaded connection with the nut with the closed bottom and is welded with the positioning plate (1).

6. The piling and positioning device for the steel pipe pile according to any one of claims 1, 3 or 4, wherein: an annular base plate (14) is arranged on the upper end surface of the bearing table (15).

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