CN216947911U

CN216947911U - Splicing pushing support

Info

Publication number: CN216947911U
Application number: CN202220610038.0U
Authority: CN
Inventors: 张昊骕; 吴亚东; 张文学; 严晗; 赵学军; 徐娟; 裴彦军; 郑纳; 巴瑞庭; 陈思翰; 郭建业; 宋嘉润; 张茜; 夏子雅; 闫锴; 史雅瑞; 杨猛
Original assignee: China Railway Construction Engineering Group Smart Technology Co ltd; China Railway Construction Engineering Group Co Ltd
Current assignee: China Railway Construction Engineering Group Smart Technology Co ltd; China Railway Construction Engineering Group Co Ltd
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-07-12
Anticipated expiration: 2032-03-21

Abstract

The utility model relates to the field of bridge pushing structures, in particular to an assembling pushing support, which comprises: the steel frame bodies are parallel along the length direction and comprise a plurality of support units which are connected end to end; the supporting platform is positioned at the top of the steel frame body, is respectively connected with the two steel frame bodies and is used for mounting the pushing machine; and the concrete pile foundation is positioned at the bottom of the steel frame body, and the support units at the bottommost ends of the two steel frame bodies are respectively embedded. The assembling and pushing support greatly reduces the workload in the assembling process and the disassembling process, and improves the speed of site construction; and the bracket unit can be reused after being disassembled.

Description

Splicing pushing support

Technical Field

The utility model relates to the field of bridge pushing structures, in particular to an assembling pushing support.

Background

In the incremental launching construction process of the bridge, an incremental launching bracket for installing devices such as an incremental launching machine, a hydraulic jack and the like needs to be erected beside a pier stud. Generally, the pushing support is designed and installed according to the height of the bridge, so that a support body is formed by welding steel pipes on the spot during installation. The construction mode is time-consuming and labor-consuming in the installation process, and long working hours are consumed in the disassembly process after installation.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of long consumed working hours before and after the pushing support is installed, the utility model provides the pushing support which can be partially prefabricated and can be quickly assembled on site, and the specific technical scheme is as follows.

An assembly pushing support, comprising:

the steel frame bodies are parallel along the length direction and comprise a plurality of support units which are connected end to end;

the supporting platform is positioned at the top of the steel frame body, is respectively connected with the two steel frame bodies and is used for installing the pushing machine;

and the concrete pile foundation is positioned at the bottom of the steel frame body, and the support units at the bottommost ends of the two steel frame bodies are respectively embedded.

Furthermore, the support unit comprises four steel pipes which are parallel along the length direction of the support unit and form a rectangle in a surrounding manner; two adjacent steel pipes are connected through a truss structure; the top of the steel pipe is provided with a plug hole, and the bottom of the steel pipe is provided with a plug connector; the plug-in connector is inserted into the plug-in hole of the adjacent bracket unit.

Further, the rack unit further includes:

the first H-shaped steel is positioned at the top of the support unit and is connected with two adjacent steel pipes;

the second H-shaped steel is positioned at the bottom of the support unit and is connected with two adjacent steel pipes;

when two adjacent support units are connected, the second H-shaped steel is inserted into the groove of the first H-shaped steel.

Furthermore, the first H-shaped steel is provided with a plurality of first through holes penetrating through the first H-shaped steel along the horizontal direction; the second H-shaped steel is provided with a plurality of second through holes which are aligned with the first through holes one by one; when two adjacent support units are connected, bolts for bolting the first H-shaped steel and the second H-shaped steel penetrate through the first through hole and the second through hole.

Further, the supporting platform comprises two transverse double-spliced I-shaped steels respectively connected with the two steel frame bodies and two longitudinal I-shaped steels respectively connected with the two transverse double-spliced I-shaped steels; the transverse I-shaped steel is perpendicular to the longitudinal I-shaped steel.

Furthermore, the device also comprises a connecting structure for connecting the pier stud and the bracket unit; the connecting structure comprises a threaded rod and a clamping piece, wherein the threaded rod is embedded in the pier stud; the clamping piece comprises a base plate welded with the bracket unit and two stiffening ribs welded with the base plate; and the two stiffening ribs clamp the threaded rod, and the threaded rod is connected with a nut for locking the stiffening ribs.

Has the advantages that: the quality loading and pushing support provided by the utility model can be prefabricated into a plurality of support units in advance, and then the support units are assembled according to the height of the pier at the construction site, so that the flexibility is high, the workload in the installation process and the disassembly process is greatly reduced, and the speed of site construction is increased; and the bracket unit can be reused after being disassembled.

Drawings

FIG. 1 is a schematic view of the overall structure of an assembling pushing support;

FIG. 2 is a schematic structural view of a stent unit;

FIG. 3 is a schematic view of the connection structure;

fig. 4 is a schematic structural view of the connecting bracket.

Reference numerals: 1. a holder unit; 2. transverse double-spliced I-shaped steel; 3. longitudinal I-shaped steel; 4. connecting a bracket; 5. a bridge pier; 6. a concrete pile foundation; 7. a threaded rod; 8. a fastener; 11. a steel pipe; 12. a truss structure; 13. inserting holes; 14. a plug-in connector; 15. a first H-shaped steel; 16. a second H-shaped steel; 17. a first through hole; 18. a second through hole; 41. a connector; 42. mounting a plate; 43. a card slot; 44. bolt holes; 81. a base plate; 82. a stiffening rib; 83. and a nut.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Examples

Referring to fig. 1, the present embodiment discloses an assembling pushing support, which includes two sets of steel frame bodies, a supporting platform and a concrete pile foundation 6. The steel frame body extends along vertical direction, and this extending direction is the length direction of steel frame body promptly, and the length direction of two sets of steel frame bodies is parallel, and every group steel frame body includes a plurality of end to end support unit 1 that connects gradually respectively. Referring to fig. 2, each rack unit 1 includes four steel pipes 11 extending in a vertical direction, the four steel pipes 11 are parallel to each other in a length direction and enclose a rectangular structure, and truss structures 12 connecting the two coplanar steel pipes 11 are respectively disposed on four sides of the rectangular structure. The top end of each steel pipe 11 is provided with a plug hole 13, and the bottom end is provided with a plug connector 14. When two adjacent bracket units 1 are connected, the plug connector 14 is inserted into the plug hole 13. The supporting platform comprises two transverse double-spliced I-shaped steels 2 respectively connected with the two steel frame bodies and two longitudinal I-shaped steels 3 respectively connected with the two transverse double-spliced I-shaped steels 2. The transverse double-spliced I-shaped steel 2 is connected with the steel pipe 11 through a connecting support 4, as shown in fig. 4, the connecting support 4 comprises a connector 41 inserted into the inserting hole 13 and a mounting plate 42 integrally formed with the connector 41, the mounting plate 42 is abutted to the end of the inserting hole 13, a clamping groove 43 used for clamping the transverse double-spliced I-shaped steel 2 is arranged on one side away from the inserting hole 13, a bolt hole 44 is arranged in the clamping groove 43, and the transverse double-spliced I-shaped steel 2 is bolted to the mounting plate 42. When the transverse double-spliced I-shaped steel 2 is installed, the transverse double-spliced I-shaped steel is clamped in the clamping groove 43 and bolted with the connecting support 4, and then the transverse double-spliced I-shaped steel is hoisted to the top of the steel frame body, so that the connector 41 is spliced into the splicing hole 13, the installation process is simple and convenient, and the overhead working amount is reduced. Concrete pile foundation 6 is formed by concrete placement, and when the steel frame body was built, the support unit 1 part with the bottom now was pre-buried to concrete pile foundation 6 in then concreting.

The splicing pushing support disclosed by the embodiment adopts a splicing structure, so that the workload of field installation and disassembly can be greatly reduced, the speed of field construction is improved, and the support unit 1 can be repeatedly utilized.

As a further improvement of this embodiment, the rack unit 1 further includes a first H-shaped steel 15 and a second H-shaped steel 16, and a first H-shaped steel 15 and a second H-shaped steel 16 are respectively connected between every two adjacent steel pipes 11. The groove opening direction of two shaped steel all faces vertical direction to first H shaped steel 15 is located the support unit 1 top, and second H shaped steel 16 is located the support unit 1 bottom. When two adjacent support units 1 are connected, the second H-shaped steel 16 is inserted into the groove of the first H-shaped steel 15, and the stability of the assembled steel frame is further ensured. The first H-shaped steel 15 is provided with a plurality of first through holes 17 penetrating along the horizontal direction; the second H-shaped steel 16 is provided with a plurality of second through holes 18 which are aligned with the first through holes 17 one by one; when two adjacent bracket units 1 are connected, bolts for bolting the first H-shaped steel 15 and the second H-shaped steel 16 penetrate through the first through hole 17 and the second through hole 18. The stability of the connection of the two adjacent groups of bracket units 1 is further ensured by bolting the first H-shaped steel 15 and the second H-shaped steel 16.

As a further improvement of the present embodiment, as shown in fig. 3, a connecting structure for connecting the pier stud and the bracket unit 1 is further included; the connecting structure comprises a threaded rod 7 and a clamping piece 8, wherein the threaded rod is embedded in the pier stud; the clamping piece 8 comprises a backing plate 81 welded with the bracket unit 1 and two stiffening ribs 82 welded with the backing plate 81; the two stiffening ribs 82 clamp the threaded rod 7, and the threaded rod 7 is connected with a nut 83 for locking the stiffening ribs 82. In the process of constructing the pier 5, the threaded rod 7 is embedded according to the planned height of the support unit 1, the threaded rod 7 is clamped by the clamping piece 8 and is locked and clamped by the nut 83, the stability of the support unit 1 is further ensured, and meanwhile, the connecting structure is easy to disassemble.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims

1. The utility model provides an assemble and push away support which characterized in that includes:

2. The splicing pushing support according to claim 1, wherein the support unit comprises four steel pipes parallel along the length direction and enclosing a rectangle; two adjacent steel pipes are connected through a truss structure; the top of the steel pipe is provided with a plug hole, and the bottom of the steel pipe is provided with a plug connector; the plug-in connector is inserted into the plug-in hole of the adjacent bracket unit.

3. The sectional jacking leg of claim 2, wherein said leg unit further comprises:

4. The splicing pushing support according to claim 3, wherein the first H-shaped steel is provided with a plurality of first through holes penetrating along the horizontal direction; the second H-shaped steel is provided with a plurality of second through holes which are aligned with the first through holes one by one; when two adjacent support units are connected, bolts for bolting the first H-shaped steel and the second H-shaped steel penetrate through the first through hole and the second through hole.

5. The splicing pushing support according to claim 1, wherein the supporting platform comprises two transverse double-spliced I-shaped steels respectively connected with the two steel frame bodies and two longitudinal I-shaped steels respectively connected with the two transverse double-spliced I-shaped steels; the transverse double-spliced I-shaped steel is perpendicular to the longitudinal I-shaped steel.

6. The splicing pushing support according to claim 1, further comprising a connecting structure for connecting the pier stud and the support unit; the connecting structure comprises a threaded rod and a clamping piece, wherein the threaded rod is embedded in the pier stud; the clamping piece comprises a base plate welded with the bracket unit and two stiffening ribs welded with the base plate; and the two stiffening ribs clamp the threaded rod, and the threaded rod is connected with a nut for locking the stiffening ribs.