Fabricated pier

Abstract

The utility model discloses an assembly type bridge pier which comprises pipe piles, two ends of each pipe pile are respectively provided with a cover beam and a bearing platform, the two pipe piles are connected through connecting parts, the connecting parts are distributed on the pipe piles up and down, and a connecting rod is arranged between the connecting parts. The assembled bridge pier has the advantages that the bent cap and the bearing platform are installed at the two ends of the pipe pile respectively and fixedly connected through the connecting part, later maintenance and replacement are facilitated, and compared with a traditional assembled bridge pier, the assembled bridge pier is light in section, so that the hoisting weight is reduced, and rapid installation of the bridge pier is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of bridges, in particular to a prefabricated pier. Background Art

[0002] With the development of China's economy and society, prefabricated piers play an increasingly important role in railway or highway construction. Compared with traditional bridge construction technologies, prefabricated bridge construction technology is a brand-new technical means. However, at present, prefabricated piers are large in volume, their segment quality is heavy, and the hoisting difficulty is relatively large, which is not convenient for rapid on-site installation. Summary of the Utility Model

[0003] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a prefabricated pier.

[0004] The purpose of the utility model is achieved through the following technical solutions: a prefabricated pier, including pipe piles, with a capping beam and a bearing platform respectively installed at both ends of the pipe piles. The two pipe piles are connected through a connecting part, and the connecting parts are distributed up and down on the pipe piles. A connecting rod is arranged between the connecting parts.

[0005] Preferably, a grouting hole is arranged at the top of the capping beam, a groove a is arranged at the lower part of the capping beam, and the grouting hole is communicated with the groove a. An arc groove is arranged on the inner wall of the groove a, and an arc boss corresponding to the arc groove is arranged at the upper end of the pipe pile.

[0006] Preferably, a groove b is arranged at the upper part of the bearing platform, an arc groove is arranged on the inner wall of the groove b, and an arc boss corresponding to the arc groove is also arranged at the lower end of the pipe pile.

[0007] Preferably, the connecting part includes a steel sleeve, the steel sleeve is installed on the outer wall of the pipe pile through high-strength bolts, and a connecting rod is welded on the inner side surface of the steel sleeve. A splicing plate is arranged at the end of the connecting rod, and the two splicing plates are connected through bolts. A connecting angle plate is welded at the lower end of the connection between the steel sleeve and the connecting rod, and an installation hole is arranged on the connecting angle plate. Boltholes corresponding to the installation holes are arranged at both ends of the connecting rod.

[0008] Preferably, stiffening ribs are arranged on the outer side surface of the steel sleeve, and the high-strength bolts are installed on the stiffening ribs.

[0009] Preferably, the cross sections of the connecting rod and the connecting bar are both I-shaped or box-shaped.

[0010] The utility model has the following advantages: by respectively installing a capping beam and a bearing platform at both ends of the pipe pile and fixedly connecting them through a connecting part, the utility model is convenient for later maintenance and replacement. Compared with traditional prefabricated piers, its segments are light, thus reducing the hoisting weight and facilitating the rapid installation of the pier. Brief Description of the Drawings

[0011] Figure 1It is a schematic structural diagram of an assembled pier;

[0012] Figure 2 It is a schematic structural diagram of a pipe pile;

[0013] Figure 3 It is a schematic structural diagram of a capping beam;

[0014] Figure 4 It is a schematic structural diagram of a bearing platform;

[0015] Figure 5 It is a schematic structural diagram of a connecting part;

[0016] Figure 6 It is a schematic structural diagram of a connecting rod;

[0017] In the figure, 1 - pipe pile, 2 - capping beam, 3 - bearing platform, 4 - connecting part, 5 - connecting rod, 6 - grouting hole, 7 - groove a, 8 - groove b, 9 - splicing plate, 10 - high-strength bolt, 11 - link rod, 12 - connecting angle plate, 13 - stiffening rib, 14 - bolt hole, 15 - arc-shaped boss. Specific embodiments

[0018] To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all of the embodiments. Usually, the components of the embodiments of the present invention described and shown in the accompanying drawings here can be arranged and designed in various different configurations.

[0019] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed present invention, but merely represents the selected embodiments of the present invention. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts fall within the scope of protection of the present invention.

[0020] It should be noted that, without conflict, the embodiments in the present invention and the features in the embodiments can be combined with each other.

[0021] It should be noted that similar reference numerals and letters denote similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0022] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of the present utility model is habitually placed during use, or the orientation or positional relationship commonly understood by those skilled in the art. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for distinguishing descriptions and cannot be construed as indicating or implying relative importance.

[0023] In the description of the present utility model, it should also be noted that unless otherwise clearly specified and defined, the terms "set", "installed", "connected", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] In this embodiment, as Figure 1 shown, an assembled pier includes pipe piles 1. The two ends of the pipe piles 1 are respectively installed with capping beams 2 and pile caps 3. The two pipe piles 1 are connected by a connecting part 4, and the connecting parts 4 are distributed up and down on the pipe piles 1. A connecting rod 5 is arranged between the connecting parts 4. By installing the capping beam 2 and the pile cap 3 at the two ends of the pipe pile 1 respectively and fixedly connecting them through the connecting part 4, it is convenient for later maintenance and replacement. Compared with the traditional assembled pier, its segments are light, thus reducing the hoisting weight and facilitating the rapid installation of the pier. Specifically, both the pipe piles 1 and the connecting parts 4 can be manufactured through industrialization, thereby improving the industrial production rate. In this embodiment, the length of the pipe piles 1 is determined according to the pier height of the corresponding railway or rail transit project, and different numbers of pipe piles 1 can be installed between the capping beam 2 and the pile cap 3, such as single, double, and four, etc. The installation principles of the single and four are the same as that of the double, and will not be elaborated here.

[0025] Furthermore, as Figure 2 and Figure 3 shown, a grouting hole 6 is arranged at the top of the capping beam 2, a groove a7 is arranged at the lower part of the capping beam 2, and the grouting hole 6 is communicated with the groove a7. An arc-shaped groove is opened on the inner wall of the groove a7, and an arc-shaped boss 15 corresponding to the arc-shaped groove is arranged at the upper end of the pipe pile 1. Specifically, by pouring high-strength self-compacting concrete into the grouting hole 6, the reliability of the connection between the capping beam 2 and the pipe pile 1 is ensured. Still further, as Figure 4As shown, a groove b8 is provided on the upper part of the bearing platform 3. An arc-shaped groove is formed on the inner wall of the groove b8, and an arc-shaped boss 15 corresponding to the arc-shaped groove is also provided at the lower end of the pipe pile 1. Specifically, high-strength self-compacting concrete is poured into the gap between the bearing platform 3 and the pipe pile 1 from the edge of the pipe pile 1, so as to ensure the reliability of the connection between the bearing platform 3 and the pipe pile 1.

[0026] In this embodiment, as Figure 5 and Figure 6 shown, the connecting part 4 includes a steel sleeve. The steel sleeve is installed on the outer wall of the pipe pile 1 through high-strength bolts 10. A connecting rod 11 is welded to the inner side surface of the steel sleeve. A splicing plate 9 is provided at the end of the connecting rod 11. The two splicing plates 9 are connected by bolts. A connecting angle plate 12 is welded at the lower end of the connection between the steel sleeve and the connecting rod 11. An installation hole is provided on the connecting angle plate 12. Bolt holes 14 corresponding to the installation holes are provided at both ends of the connecting rod 5. Further, stiffening ribs 13 are provided on the outer side surface of the steel sleeve, and the high-strength bolts 10 are installed on the stiffening ribs 13. Still further, the cross-sections of the connecting rod 11 and the connecting rod 5 are both I-shaped or box-shaped. Specifically, two steel sleeves are installed on each pipe pile 1, and the steel sleeves between different pipe piles 1 are connected by splicing plates 9 and connecting rods 5. The main function of the splicing plate 9 is to achieve the horizontal connection between the steel sleeves, and the main function of the connecting rod 5 is to ensure the integrity between different pipe piles 1.

[0027] Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An assembled bridge pier, characterized in that: The invention comprises a pipe pile (1), wherein a cap beam (2) and a cap platform (3) are respectively installed at both ends of the pipe pile (1), the two pipe piles (1) are connected via a connecting part (4), and the connecting part (4) is distributed up and down on the pipe pile (1), and a connecting rod (5) is arranged between the connecting parts (4).

2. The assembled bridge pier according to claim 1, characterized in that: The top of the cap beam (2) is provided with a grouting hole (6), the lower part of the cap beam (2) is provided with a groove a (7), and the grouting hole (6) is connected to the groove a (7), the inner wall of the groove a (7) is provided with an arc-shaped groove, and the upper end of the pipe pile (1) is provided with an arc-shaped boss (15) corresponding to the arc-shaped groove.

3. The assembled bridge pier according to claim 2, characterized in that: The upper part of the base (3) is provided with a groove b (8), the inner wall of the groove b (8) is provided with the arc-shaped groove, and the lower end of the pipe pile (1) is also provided with the arc-shaped boss (15) corresponding to the arc-shaped groove.

4. The assembled bridge pier according to claim 3, characterized in that: The connecting portion (4) comprises a steel sleeve, the steel sleeve is mounted on the outer wall of the pipe pile (1) by means of high-strength bolts (10), and a connecting rod (11) is welded to the inner side of the steel sleeve, a splicing plate (9) is provided at the end of the connecting rod (11), and the two splicing plates (9) are connected by bolts, a connecting angle plate (12) is welded at the lower end of the connection between the steel sleeve and the connecting rod (11), and a mounting hole is provided on the connecting angle plate (12), and bolt holes (14) corresponding to the mounting holes are provided at both ends of the connecting rod (5).

5. The assembled bridge pier according to claim 4, characterized in that: The outer side surface of the steel sleeve is provided with a stiffening rib (13), and the high-strength bolts (10) are mounted on the stiffening rib (13).

6. The assembled bridge pier according to claim 5, characterized in that: The cross-sections of the link rod (11) and the connecting rod (5) are both I-shaped or box-shaped.

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