Continuous beam zero block bracket

Abstract

The utility model relates to the technical field of bridge construction, and particularly discloses a continuous beam zero block bracket which comprises a bridge pier, embedded steel boxes, a force bearing device, a wedge-shaped beam falling device, a triangular bracket and deformed steel bars, the embedded steel boxes are of box-shaped structures with one faces open, the embedded steel boxes are embedded in the two sides of the bridge pier, the openings of the embedded steel boxes face outwards, and through holes are formed in the inner sides of the embedded steel boxes; the force bearing devices are 7-shaped, the force bearing devices are installed in the embedded steel box, bolt holes are formed in the force bearing devices, deformed steel bars penetrate through the bolt holes to tension and fix the force bearing devices on the two sides, the bolt holes of the force bearing devices correspond to through holes of the embedded steel box, and the wedge-shaped beam falling device is installed above the force bearing devices and used for supporting the triangular bracket. The lower ends of the triangular brackets are installed on the wedge-shaped beam falling device, bolt holes are formed in the upper portions of the triangular brackets, deformed steel bars penetrate through the bolt holes to tension and fix the triangular brackets on the two sides, when the bracket is dismantled, the triangular brackets and the force bearing device can be dismantled only by dismantling the deformed steel bars, the embedded steel box does not need to be dismantled, and the bracket is convenient to install and dismantle.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge construction technical field, concretely is a continuous beam zero block bracket. BACKGROUND

[0002] Continuous beam zero block is the key part of bridge construction, and has large construction weight and high operation intensity, and needs to use a bracket to support a construction platform during construction, the bracket is mainly divided into two forms of floor support and pier top bracket, and the selection of the floor support method and the pier top bracket method mainly considers the pier body height, the 0# block section and the complexity of the construction environment.

[0003] In the prior art, the patent with the announcement number "CN118029267A" discloses a continuous beam 0# block movable circulating beam falling bracket, a bracket device embedded in a pier is connected with a wedge-shaped beam falling device, the wedge-shaped beam falling device is connected with a profile steel frame, the bracket device provides support for the profile steel frame, the wedge-shaped beam falling device is convenient for dismounting the profile steel frame, the bracket device usually extends out of the outer wall of the pier, and the bracket device needs to be removed after construction to ensure the appearance quality of the pier, but the bracket device is mostly embedded in the pier and closely cooperates with the pier, so that the removal is difficult and the construction efficiency is affected. UTILITY MODEL CONTENT

[0004] In view of the defects in the prior art, the utility model solves the technical problem of providing a continuous beam zero block bracket to solve the problem of large removal difficulty of the existing continuous beam zero block bracket.

[0005] To solve the above problems, the utility model adopts the technical scheme of a continuous beam zero block bracket, which comprises a pier, a pre-embedded steel box, a bearing device, a wedge-shaped beam falling device, a triangular bracket and a threaded steel.

[0006] The utility model has the advantages that compared with the prior art, the pre-embedded steel box is arranged on both sides of the pier, the bearing device is mounted in the pre-embedded steel box through the threaded steel, the wedge-shaped beam falling device is mounted on the bearing device, and the triangular bracket is mounted on the wedge-shaped beam falling device, so that the height of the triangular bracket can be conveniently adjusted, the threaded steel is used to tightly fix the two triangular brackets, when the bracket is removed after use, the triangular bracket and the bearing device can be removed only by removing the threaded steel, the pre-embedded steel box does not need to be removed, and the bracket is convenient to install and remove.

[0007] Further, the wedge-shaped falling beam device comprises an adjusting screw and four wedge-shaped steel ingots, the four wedge-shaped steel ingots are arranged in a back shape, the upper wedge-shaped steel ingot is connected with the triangular bracket, the lower wedge-shaped steel ingot is connected with the force bearing device, the adjusting screw passes through the left and right two wedge-shaped steel ingots, and the two ends of the adjusting screw are threadedly connected with adjusting nuts; when the triangular bracket is installed, the left and right two wedge-shaped steel ingots are adjusted to move obliquely upward along the upper and lower two wedge-shaped steel ingots by tightening the adjusting nuts, the triangular bracket is pushed to move upward so that the threaded holes are aligned with the threaded steel, and the triangular bracket is conveniently installed.

[0008] Further, the pipeline is pre-buried in the pier, the threaded steel is threadedly connected with the pull nut at the two ends, the threaded steel can freely pass through the pipeline, and the threaded steel passes through the pipeline to tightly fix the force bearing device and the triangular bracket on the two sides.

[0009] Further, the pipeline is a steel pipe or a PVC pipe and is horizontally pre-buried in the pier, so that the positions on the two sides can be accurately ensured and the threaded steel can be conveniently penetrated.

[0010] Further, the pre-buried steel box is eight, four are installed on the two sides of the pier, and eight force bearing devices can be installed to stably support the bracket.

[0011] Further, the pre-buried steel box and the force bearing device are both made of steel plates, so that the rigidity and the compressive strength can be effectively ensured.

[0012] Further, the main body of the triangular bracket is made of double-spliced I-shaped steel, the bolt hole position is thickened by welding a steel plate, and the support strength and the tensile strength can be ensured. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a whole structure schematic view of the utility model;

[0014] Figure 2 It is a pre-buried steel box structure schematic view of the utility model;

[0015] Figure 3 It is a force bearing device structure schematic view of the utility model;

[0016] Figure 4 It is a wedge-shaped falling beam device structure schematic view of the utility model;

[0017] In the drawing: 1-pier, 2-pre-buried steel box, 3-force bearing device, 4-wedge-shaped falling beam device, 5-triangular bracket, 6-threaded steel, 21-through hole, 41-adjusting screw, 42-adjusting nut. DETAILED DESCRIPTION

[0018] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts under the premise that no creative efforts are made, belong to the scope of protection of the present application.

[0019] The embodiments are shown as follows: Figures 1 to 2 The continuous beam zero block bracket comprises a pier 1, a pre-embedded steel box 2, a force bearing device 3, a wedge-shaped beam falling device 4, a triangular bracket 5 and a threaded steel 6. The pre-embedded steel box 2 is a box-shaped structure with one side opening. The pre-embedded steel box 2 is pre-embedded on both sides of the pier 1 and the opening faces outward. The inner side of the pre-embedded steel box 2 is provided with a through hole 21. The force bearing device 3 is in the shape of "7". The force bearing device 3 is installed in the pre-embedded steel box 2. The force bearing device 3 is provided with a bolt hole. The threaded steel 6 passes through the bolt hole to pull and fix the two sides of the force bearing device 3. The bolt hole of the force bearing device 3 corresponds to the through hole 21 of the pre-embedded steel box 2. The wedge-shaped beam falling device 4 is installed above the force bearing device 3 and is used for supporting the triangular bracket 5. The lower end of the triangular bracket 5 is installed on the wedge-shaped beam falling device 4. The triangular bracket 5 is provided with a bolt hole above. The threaded steel 6 passes through the bolt hole to pull and fix the two sides of the triangular bracket 5.

[0020] The wedge-shaped beam falling device 4 comprises an adjusting screw 41 and four wedge-shaped steel ingots. The four wedge-shaped steel ingots are arranged in a back shape. The upper wedge-shaped steel ingot is connected with the triangular bracket 5. The lower wedge-shaped steel ingot is connected with the force bearing device 3. The adjusting screw 41 passes through the left and right wedge-shaped steel ingots. The two ends of the adjusting screw 6 are both threadedly connected with an adjusting nut 42. When the triangular bracket 5 is installed, the adjusting nut 42 is tightened. The left and right wedge-shaped steel ingots are adjusted to move obliquely upward along the upper and lower wedge-shaped steel ingots. The triangular bracket 5 is pushed upward so that the threaded hole is aligned with the threaded steel 6. The triangular bracket 5 is conveniently installed. The pier 1 is pre-embedded with a pipeline. The two ends of the threaded steel 6 are threadedly connected with a pulling nut. The threaded steel 6 can freely pass through the pipeline. The threaded steel 6 passes through the pipeline to pull and fix the two sides of the force bearing device 3 and the triangular bracket 5. The pipeline is a steel pipe or a PVC pipe and is horizontally pre-embedded in the pier 1. The pipeline can ensure the accurate position of the two sides and facilitate the threaded steel 6 to pass through. The pre-embedded steel box 2 is eight. Four are installed on the two sides of the pier 1. Eight force bearing devices 3 can be installed to provide stable support for the bracket. The pre-embedded steel box 2 and the force bearing device 3 are both made of steel plates. The rigidity and the compressive strength are effectively ensured. The main body of the triangular bracket 5 is made of double-spliced I-shaped steel. The bolt hole position is welded with a steel plate for thickening. The support strength and the tensile strength are ensured.

[0021] The specific implementation process is as follows: when pouring the pier 1, the pre-embedded steel box 2 on both sides of the pier 1 and the pipeline in the pier 1 are pre-embedded, when the zero block of the continuous beam is constructed, the threaded steel 6 is inserted into the pre-embedded pipeline, the force bearing device 3 is installed in the pre-embedded steel box 2, the bolt hole of the force bearing device 3 passes through the threaded steel 6 and is locked by a nut, the wedge-shaped beam falling device 4 is installed above the force bearing device 3, the triangular bracket 5 is hoisted and installed on the wedge-shaped beam falling device 4, the vertical position of the triangular bracket 5 is adjusted by rotating the adjusting nut 42 on the wedge-shaped beam falling device 4, so that the bolt hole on the triangular bracket 5 is aligned with the threaded steel 6, and the upper surfaces of the plurality of triangular brackets are flush, the threaded steel 6 passes through the bolt hole on the triangular bracket 5 and is locked by a nut, after the triangular bracket 5 is installed, the distribution beam, the model truss and the bottom die and other construction platform components can be built on the triangular bracket 5; after the construction is completed, only the threaded steel 6 needs to be removed, and then the triangular bracket 5 and the force bearing device 3 can be removed, wherein the force bearing device 3, the wedge-shaped beam falling device 4, the triangular bracket 5 and the threaded steel 6 can be reused, the pre-embedded steel box 2 and the pipeline do not need to be removed, the same grade mortar as the pier concrete is used for grouting, artificial vibration compaction is carried out, the pre-embedded steel box 2 and the pipeline are sealed, and the appearance quality of the pier 1 is not affected, the bracket is convenient to install and remove, and the construction efficiency is high.

[0022] The above is only an embodiment of the present application, and the specific structure and characteristics of the scheme and other common knowledge are not described in detail. It should be pointed out that for those skilled in the art, without departing from the structure of the present application, a number of modifications and improvements can be made, which should also be considered as the protection scope of the present application, and these will not affect the effect and practicality of the present application. The protection scope of the present application should be subject to the content of its claims, and the specific implementation mode and the like in the specification can be used to explain the content of the claims.

Claims

1. A zero-block cradle for a continuous beam, characterized by: The bridge pier, the embedded steel box, the force bearing device, the wedge-shaped beam falling device, the triangular bracket and the threaded steel are included, the embedded steel box is a box structure with one side opening, the embedded steel box is embedded on both sides of the bridge pier and the opening faces outward, the inner side of the embedded steel box is provided with a through hole, the force bearing device is in the shape of "7", the force bearing device is installed in the embedded steel box, the force bearing device is provided with a bolt hole, the threaded steel passes through the bolt hole to pull and fix the force bearing devices on both sides, the bolt hole of the force bearing device corresponds to the through hole of the embedded steel box, the wedge-shaped beam falling device is installed above the force bearing device and is used for supporting the triangular bracket, the lower end of the triangular bracket is installed on the wedge-shaped beam falling device, the triangular bracket is provided with a bolt hole above, and the threaded steel passes through the bolt hole to pull and fix the triangular brackets on both sides.

2. The zero zero block cradle of the continuous beam according to claim 1, characterized in that: The wedge-shaped beam falling device includes an adjusting screw and four wedge-shaped steel ingots, the four wedge-shaped steel ingots are arranged in a back shape, the upper wedge-shaped steel ingot is connected with the triangular bracket, the lower wedge-shaped steel ingot is connected with the force bearing device, the adjusting screw passes through the left and right wedge-shaped steel ingots, and the two ends of the adjusting screw are both threadedly connected with adjusting nuts.

3. The zero zero block cradle of claim 1, wherein: The pipeline is embedded in the bridge pier, the threaded steel is threadedly connected with the pull nut at both ends, and the threaded steel can freely pass through the pipeline.

4. The zero zero block cradle of claim 3, wherein: The pipeline is a steel pipe or a PVC pipe and is horizontally embedded in the bridge pier.

5. The zero zero block cradle of claim 1, wherein: The embedded steel box is eight, and four embedded steel boxes are installed on both sides of the bridge pier.

6. The zero zero tie beam block cradle of Claim 1, wherein: The embedded steel box and the force bearing device are both made of steel plates.

7. The zero zero tie beam block cradle of Claim 1, wherein: The main body of the triangular bracket is made of double-spliced I-shaped steel, and the position of the bolt hole is thickened by welding a steel plate.

Images