Steel box arch rib segment matching horizontal splicing support

Abstract

The utility model relates to a steel box arch rib segment matching horizontal splicing support which mainly comprises a bottom plate unit, a vertical web plate unit, a top plate unit, a prefabricated bottom plate, a sliding rail, a lifting support, a bottom transverse rod, an inclined support, a stand column and a longitudinal beam. A lug plate 11, an embedded anchor rod, a movable square steel frame, an adjustable upper transverse support, an adjustable lower transverse support, a bag bottom plate, an L-shaped fixing clamping plate, a U-shaped containing groove, a jack, a rolling shaft and the like are included. The horizontally-spliced support matched with the steel box arch rib segments is reasonable in structural design, materials are saved, the horizontally-spliced support can be repeatedly used, manufacturing cost is reduced, resources are saved, machining efficiency of the steel box arch rib segments is improved, engineering quality is guaranteed, construction cost is reduced, and good technical and economic benefits can be obtained when the horizontally-spliced support is applied to actual engineering.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel box arch rib section matching horizontal splicing support mainly suitable for steel box arch rib section manufacturing. BACKGROUND

[0002] Steel box arch rib as an important member in the arch bridge family, with its beautiful appearance, good stress performance and spanning capacity, has been widely used in long-span bridges. The traditional bridge construction method often has problems such as long construction period and low efficiency. The research and development of steel box arch rib section matching horizontal splicing support aims to realize rapid assembly and efficient construction through sectional construction and horizontal splicing method, so as to shorten the construction period and improve the construction efficiency.

[0003] In summary, the research and development of steel box arch rib section matching horizontal splicing support can ensure the dimensional accuracy, splicing quality and manufacturing efficiency of the arch rib section through accurate matching and fine assembly. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of steel box arch rib section matching horizontal splicing support for the problems of steel box arch rib section processing and manufacturing.

[0005] In order to realize the above technical purpose, the utility model adopts the following technical scheme:

[0006] Steel box arch rib section matching horizontal splicing support is used for the splicing of bottom plate unit, vertical web plate unit and top plate unit, comprising: bottom plate unit, vertical web plate unit, top plate unit, prefabricated bottom plate, lifting support, bottom cross bar, inclined support, stand column, movable square steel frame, jack, roller shaft;

[0007] The prefabricated bottom plate is used as support foundation.

[0008] The bottom cross bar, inclined support, stand column and upper and lower longitudinal beams form a lateral bearing system of steel box arch rib section matching horizontal splicing support, wherein the bottom cross bar is fixed with the prefabricated bottom plate;The upper longitudinal beam and the lower longitudinal beam are arranged on the stand column, and the lower longitudinal beam is provided with a reserved hole;The stand column is further provided with a U-shaped resting groove for placing the jack;The upper longitudinal beam on the stand column is provided with a first ear plate, and the first ear plate is provided with a reserved hole.

[0009] The lifting support is provided with a longitudinal beam, and the roller shaft is installed on the longitudinal beam;A slide rail is arranged between the lifting support and the stand column, so that the bottom plate unit can slide to the designed position on the roller shaft.

[0010] The movable square steel frame is provided with adjustable upper cross support, adjustable lower cross support, second ear plate, bottom plate and L-shaped fixed clamping plate, wherein the adjustable upper cross support is fixed with the first ear plate on the top of the upper longitudinal beam, and the adjustable lower cross support is fixed with the lower longitudinal beam of the stand column;The bottom plate is used for supporting the vertical web plate unit, and the adjustable upper cross support and the adjustable lower cross support are used for limiting the horizontal position of the vertical web plate unit.

[0011] The end of the L-shaped fixed clamping plate is fixed with the second ear plate of the movable square steel frame through a threaded rod by welding, wherein the L-shaped fixed clamping plate can rotate.

[0012] Further, the rollers are evenly spaced along the length direction of the longitudinal beams.

[0013] Further, the prefabricated bottom plate is provided with a pre-buried anchor rod as a support foundation.

[0014] Further, the bottom cross bar is connected with the prefabricated bottom plate through the pre-buried anchor rod and bolts.

[0015] The utility model has the following characteristics and beneficial effects:

[0016] 1. The steel box arch rib segment matching horizontal assembly support can be processed in a factory, combined and assembled on site, and the support assembly efficiency and quality are improved.

[0017] 2. The steel box arch rib segment matching horizontal assembly support innovates the bottom plate unit and vertical web unit fixing structure, improves the steel box arch rib segment processing efficiency, guarantees the engineering quality and reduces the construction cost, and can achieve good technical and economic benefits in practical engineering. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a sectional view of a steel box arch rib segment;

[0019] Figure 2 is a sectional view of a steel box arch rib segment matching horizontal assembly support;

[0020] Figure 3 is a plan view of a steel box arch rib segment matching horizontal assembly support;

[0021] Figure 4 is a side elevation view of a movable square steel frame.

[0022] In the figure: 1, bottom plate unit; 2, vertical web unit; 3, top plate unit; 4, prefabricated bottom plate; 5, slide rail; 6, lifting support; 7, bottom cross bar; 8, inclined support; 9, stand column; 10, upper longitudinal beam; 11, first ear plate; 12, pre-buried anchor rod; 13, movable square steel frame; 14, adjustable upper cross support; 15, adjustable lower cross support; 16, bottom plate; 17, L-shaped fixed clamping plate; 18, U-shaped resting groove; 19, jack; 20, roller; 21, second ear plate; 22, lower longitudinal beam; 23, longitudinal beam. DETAILED DESCRIPTION

[0023] 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. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art belong to the scope of protection of the present application.

[0024] Those skilled in the art should understand that, in the disclosure of the present application, the orientations or positional relationships indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are based on the orientations or positional relationships shown in the drawings, which are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore the above terms cannot be understood as a limitation on the present application.

[0025] Figure 1 is a schematic view of a cross section of a steel box arch rib segment; Figure 2 is a schematic view of a cross section of a steel box arch rib segment matching horizontal splicing support; Figure 3 is a schematic view of a top plan view of a steel box arch rib segment matching horizontal splicing support; Figure 4 is a schematic view of a side elevation of a mobile square steel frame.

[0026] Referring to the drawings, the steel box arch rib segment matching horizontal splicing support is used for splicing of a bottom plate unit 1, a vertical web plate unit 2 and a top plate unit 3, and comprises a prefabricated bottom plate 4, a lifting support 6, a bottom cross bar 7, an inclined support 8, a stand column 9, a mobile square steel frame 13, a jack 19 and a roller 20. The steel box arch rib segment matching horizontal splicing support is processed in a factory, and is combined and assembled on site.

[0027] The prefabricated bottom plate 4 serves as a support base;

[0028] The bottom cross bar 7, the inclined support 8, the stand column 9 and the upper and lower longitudinal beams constitute a lateral bearing system of the steel box arch rib segment matching horizontal splicing support, wherein the bottom cross bar 7 is fixed with the prefabricated bottom plate 4; the stand column 9 is provided with the upper longitudinal beam 10 and the lower longitudinal beam 22, wherein the lower longitudinal beam 22 is provided with a reserved hole; the stand column 9 is further provided with a U-shaped resting groove 18 for placing the jack 19; the upper longitudinal beam 10 on the stand column 9 is provided at the top with a first ear plate 11, and the first ear plate 11 is provided with a reserved hole;

[0029] The lifting support 6 is provided with a longitudinal beam 23, wherein the roller 20 is installed on the longitudinal beam 23; the lifting support 6 and the stand column 9 are provided with a sliding rail 5, so that the bottom plate unit 1 can slide to a designed position on the roller 20;

[0030] The mobile square steel frame 13 is provided with an adjustable upper horizontal support 14, an adjustable lower horizontal support 15, a second lug plate 21, a pocket bottom plate 16 and an L-shaped fixed clamping plate 17, wherein the adjustable upper horizontal support 14 is fixed with the first lug plate 11 at the top of the upper longitudinal beam 10, and the adjustable lower horizontal support 15 is fixed with the lower longitudinal beam 22 of the vertical column 9; the pocket bottom plate 16 is used for supporting the vertical web plate unit 2, and the adjustable upper horizontal support 14 and the adjustable lower horizontal support 15 are used for limiting the horizontal position of the vertical web plate unit 2.

[0031] The end of the L-shaped fixed clamping plate 17 is fixed with the second lug plate 21 of the mobile square steel frame 13 through a threaded rod by welding, wherein the L-shaped fixed clamping plate 17 can rotate.

[0032] According to the design, the mobile square steel frame 13 is pushed to the design position by the jack 19, so that the bottom plate unit 1 moves to the design position, and then is fixed through the adjustable upper horizontal support 14 and the adjustable lower horizontal support 15; the vertical web plate unit 2 is hoisted and supported on the pocket bottom plate 16, the L-shaped fixed clamping plate 17 is rotated to fix the vertical web plate unit 2, the bottom plate unit 1 and the vertical web plate unit 2 are welded, and finally the top plate unit 3 is welded.

[0033] The part not described in detail in the present application is prior art, so the present application does not describe it in detail.

[0034] It can be understood that the term "one" should be understood as "at least one" or "one or more", that is, in one embodiment, the number of one element can be one, and in another embodiment, the number of the element can be multiple, and the term "one" cannot be understood as a limitation on the number.

[0035] Although professional terms are used more frequently herein, the possibility of using other terms is not excluded. The use of these terms is only for the convenience of describing and explaining the essence of the present application; any interpretation as any kind of additional limitation is contrary to the spirit of the present application.

[0036] The present application is not limited to the above best embodiment, and anyone can derive other various forms of products under the inspiration of the present application, but regardless of any change in shape or structure, any technical solution with the same or similar to the present application falls within the protection scope of the present application.

Claims

1. A horizontal splicing bracket for matching steel box arch rib segments, used for splicing bottom plate unit (1), vertical web plate unit (2), and top plate unit (3), characterized in that, include: Bottom plate unit (1), vertical web plate unit (2), top plate unit (3), precast bottom plate (4), lifting support (6), bottom crossbar (7), diagonal support (8), column (9), movable square steel frame (13), jack (19), roller (20); The precast base plate (4) serves as the support foundation; The bottom crossbar (7), diagonal support (8), column (9), and upper and lower longitudinal beams form a lateral bearing system for the steel box arch rib segment matching horizontal splicing support, wherein the bottom crossbar (7) is fixed to the precast base plate (4); the column (9) is provided with an upper longitudinal beam (10) and a lower longitudinal beam (22), wherein the lower longitudinal beam (22) is provided with a reserved hole; the column (9) is also provided with a U-shaped support groove (18) for placing a jack (19); the upper longitudinal beam (10) on the column (9) is provided with a first ear plate (11) at the top, and the first ear plate (11) is provided with a reserved hole; The lifting support (6) is provided with a longitudinal beam (23), wherein the roller (20) is installed on the longitudinal beam (23); a slide rail (5) is provided between the lifting support (6) and the column (9) so that the base plate unit (1) can slide on the roller (20) to the designed position; The movable square steel frame (13) is provided with an adjustable upper horizontal support (14), an adjustable lower horizontal support (15), a second ear plate (21), a bottom plate (16), and an L-shaped fixing clamp (17). The adjustable upper horizontal support (14) is fixed to the first ear plate (11) at the top of the upper longitudinal beam (10), and the adjustable lower horizontal support (15) is fixed to the lower longitudinal beam (22) of the column (9). The bottom plate (16) is used to support the vertical web plate unit (2), and the adjustable upper horizontal support (14) and the adjustable lower horizontal support (15) are used to limit the horizontal position of the vertical web plate unit (2). The end of the L-shaped fixed clamp (17) is fixed to the second ear plate (21) of the movable square steel frame (13) by welding threaded rods, wherein the L-shaped fixed clamp (17) is rotatable.

2. The steel box arch rib segment matching horizontal splicing support as described in claim 1, characterized in that, The rollers (20) are evenly spaced along the length of the longitudinal beam (23).

3. The steel box arch rib segment matching horizontal splicing support as described in claim 1, characterized in that, The precast base plate (4) is provided with embedded anchor rods (12) as a support foundation.

4. The steel box arch rib segment matching horizontal splicing support as described in claim 3, characterized in that, The bottom crossbar (7) and the precast base plate (4) are connected by pre-embedded anchor rods (12) and bolts.

Images