Liftable high girder supporting device and supporting system

Abstract

The utility model discloses a liftable high girder supporting device and system, which comprises a base, a threaded rod and a supporting plate, and the threaded rod is arranged on the base; a threaded hole and a supporting groove are formed in the supporting plate, and the threaded hole is matched with the threaded rod; the bracket is horizontally arranged, and the size of the bracket is matched with that of the beam surface rib. A plurality of supporting devices are arranged on the two sides of a reinforcement cage, and beam surface ribs located on the top of the reinforcement cage are arranged in the supporting grooves of the supporting plates of the supporting devices after being bundled with stirrups. A reinforcement cage is overhung to the position above a beam body erecting formwork through a plurality of supporting devices, beam surface ribs of the reinforcement cage are supported through the supporting devices, and binding operation of various steel bars such as follow-up structural ribs and beam bottom ribs of the reinforcement cage is facilitated; compared with the prior art that the beam surface ribs are supported on the top of the beam body formwork through battens, and then binding operation of various steel bars is carried out, deformation, damage and potential safety hazards caused by impact of the formwork are effectively avoided, and therefore the beam body construction quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-beam steel bar binding support, in particular to a liftable high-beam support device and a support system. Background Art

[0002] In the construction field, the steps for tying steel bars of tall beams are as follows:

[0003] ① Place the first layer of support members at the beam mouth, and then place the beam bottom reinforcement on the support members; after the beam bottom reinforcement is passed through, place the second layer of support members on the beam bottom reinforcement;

[0004] ② Place structural reinforcement and torsional reinforcement on the second layer of support members; after the structural reinforcement and torsional reinforcement are passed through, place the third layer of support members on top of them;

[0005] ③ Place beam surface reinforcement on the third layer of support; after the force-bearing steel bars are passed through, install stirrups according to the spacing in the drawing, then start to tie the stirrups and surface reinforcement together, then use wood and other materials to support the beam surface reinforcement, and then start to tie the remaining force-bearing steel bars such as the beam bottom reinforcement and structural reinforcement.

[0006] Using wood as support will cause the following two problems:

[0007] 1. When the steel bars are lowered, they will impact the formwork and the frame, causing damage and deformation of the formwork;

[0008] 2. Generate additional impact loads on the frame, creating safety hazards. Utility Model Content

[0009] In view of the above-mentioned defects in the prior art, a liftable high-beam support device and support system are provided to effectively avoid deformation, damage and safety hazards of the template caused by impact.

[0010] The technical solution adopted by the utility model to solve the above technical problems is:

[0011] A liftable tall beam support device comprises a base, a threaded rod, and a support plate, wherein the threaded rod is vertically arranged on the base, and the threaded rod and the base are connected in a rotation-only connection mode; threaded holes and brackets are arranged on the support plate, and the threaded holes match the threaded rods; the brackets are arranged horizontally, and the brackets are strip-shaped; and the size of the brackets matches the size of the beam reinforcement.

[0012] According to the above technical scheme, the support plate includes a bracket section and a threaded hole section. The bracket section adopts a U-shaped groove structure, and the threaded hole section adopts a flat plate structure. The flat plate structure is horizontally fixed on the side wall of the U-shaped groove structure, and the threaded hole is on the flat plate structure; the width and depth of the U-shaped groove structure match the size of the beam reinforcement.

[0013] According to the above technical solution, the threads of the threaded rod and the threaded hole are both reverse threads.

[0014] According to the above technical solution, a spherical cavity is provided in the bottom plate, and a ball seat is fixedly provided at the bottom of the threaded rod, and the size of the spherical cavity matches the size of the ball seat; the top of the spherical cavity is necked, and the threaded rod is restricted to rotation but not tilting.

[0015] According to the above technical scheme, a disc-shaped or truncated cone-shaped limit block is fixedly provided at the bottom of the threaded rod, and a through hole is provided on the bottom plate. The through hole is divided into two sections, the size of the upper section matches the outer diameter of the threaded rod, and the size of the lower section matches the size of the disc-shaped or truncated cone-shaped limit block.

[0016] According to the above technical solution, a clamping portion is provided on the threaded rod, and the clamping portion is connected to an external electric wrench.

[0017] According to the above technical solution, a group of mutually meshing bevel gears is provided at the bottom of the threaded rod, and a turntable structure is provided on the base; one bevel gear is fixed on the threaded rod, and the two are co-centering, and the other bevel gear is fixedly connected to the turntable structure; the turntable structure includes a support seat fixed on the base plate, a rotating handle, and a connecting shaft connected between the other bevel gear and the rotating handle.

[0018] A liftable high beam support system, wherein support devices are arranged at intervals on both sides of the beam formwork, brackets of the support devices are arranged close to the beam formwork, and the brackets of the support devices on the same side are consistent with the trajectory of the beam reinforcement.

[0019] According to the above technical solution, the spacing between the supporting devices on the same side of the beam formwork is in the range of 1.5m to 2m.

[0020] The utility model has the following beneficial effects:

[0021] A plurality of the supporting devices are provided on both sides of the steel cage. After the beam surface reinforcement at the top of the steel cage is tied with the stirrups, it is placed in the bracket of the support plate of the supporting device. The steel cage is suspended above the beam support template by a plurality of the supporting devices. The beam surface reinforcement of the steel cage is supported by the supporting device, which is convenient for the subsequent binding of various steel bars such as structural reinforcement and beam bottom reinforcement of the steel cage. Compared with the prior art, the beam surface reinforcement is supported on the top of the beam template by wooden planks, and then the binding of various steel bars is carried out, which effectively avoids deformation, damage and safety hazards caused by impact on the template, thereby improving the quality of beam construction.

[0022] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention.

[0024] Figure 1 It is an overall schematic diagram of an embodiment provided by the utility model;

[0025] Figure 2 It is a front view of an embodiment provided by the utility model;

[0026] Figure 3 This is a schematic diagram of a support plate provided in an embodiment of the utility model;

[0027] In the figure, 1, base; 2, threaded rod; 3, support plate; 4, threaded hole; 5, bracket; 6, spherical cavity; 7, ball seat; 8, beam reinforcement. DETAILED DESCRIPTION

[0028] The following is combined with Figure 1-3 The principles and features of the present invention are described, and the examples given are only used to explain the present invention, and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0029] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0030] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0031] Reference Figure 1 to Figure 3 As shown, the utility model provides a lifting high beam support device

[0032] Example 1

[0033] It includes a base 1, a threaded rod 2, and a support plate 3. The threaded rod is vertically arranged on the base, and the threaded rod and the base are connected in a rotation-only connection mode. The support plate is provided with threaded holes 4 and brackets 5, and the threaded holes match the threaded rods. The brackets are arranged horizontally, and the brackets are strip-shaped. The size of the brackets matches the size of the beam reinforcement 8.

[0034] In this embodiment, a plurality of the supporting devices are provided on both sides of the steel cage, and the beam surface reinforcement located at the top of the steel cage is placed in the bracket of the support plate of the supporting device after being tied with the stirrups. The steel cage is cantilevered to the top of the beam support template by a plurality of the supporting devices, and the beam surface reinforcement of the steel cage is supported by the supporting device, which is convenient for the subsequent binding of various steel bars such as structural reinforcement and beam bottom reinforcement of the steel cage; compared with the prior art, the beam surface reinforcement is supported on the top of the beam template by wooden planks, and then various steel bars are tied, which effectively avoids deformation, damage and safety hazards caused by impact on the template, thereby improving the quality of beam construction.

[0035] Example 2

[0036] The structure and principle of Example 2 are similar to those of Example 1, except that a preferred structural form of the support plate is provided.

[0037] Specifically, the support plate includes a bracket section and a threaded hole section. The bracket section adopts a U-shaped groove structure, and the threaded hole section adopts a flat plate structure. The flat plate structure is horizontally fixed on the side wall of the U-shaped groove structure, and the threaded hole is on the flat plate structure; the width and depth of the U-shaped groove structure match the size of the beam reinforcement.

[0038] In embodiments 1-2, the threads of the threaded rod and the threaded hole are preferably reverse threads, that is, they are screwed in counterclockwise.

[0039] Example 3

[0040] The structure and principle of Example 3 are similar to those of Examples 1 and 2, except that: a preferred connection method between the threaded rod and the base plate is provided, a spherical cavity 6 is provided in the base plate, a ball seat 7 is fixedly provided at the bottom of the threaded rod, and the size of the spherical cavity matches the size of the ball seat; the top of the spherical cavity is necked, and the threaded rod is restricted to rotation only and cannot be tilted.

[0041] Example 4

[0042] The structure and principle of Example 4 are similar to those of Examples 1 and 2, except that another preferred connection method between the threaded rod and the base plate is provided, a disc-shaped or truncated cone-shaped limit block is fixedly provided at the bottom of the threaded rod, and a through hole is provided on the base plate, the through hole is divided into two sections, the size of the upper section matches the outer diameter of the threaded rod, and the size of the lower section matches the size of the disc-shaped or truncated cone-shaped limit block.

[0043] Example 5

[0044] The structure and principle of Example 5 are similar to those of Examples 1-4, except that a preferred method of driving the threaded rod to rotate is provided, a clamping portion is provided on the threaded rod, the clamping portion is connected to an external electric wrench, and the threaded rod is driven to rotate by the electric wrench.

[0045] Example 6

[0046] The structure and principle of Example 6 are similar to those of Examples 1-4, except that: another preferred method of driving the threaded rod to rotate is provided, a group of mutually meshing bevel gears are provided at the bottom of the threaded rod, and a turntable structure is provided on the base; one bevel gear is fixed on the threaded rod, and the two are co-centering, and the other bevel gear is fixedly connected to the turntable structure; the turntable structure includes a support seat fixed on the base plate, a rotating handle, and a connecting shaft connected between the other bevel gear and the rotating handle.

[0047] The utility model also provides a liftable tall beam support system, comprising a plurality of liftable tall beam support devices as described above, the support devices are arranged at intervals on both sides of the beam body template, the brackets of the support devices are arranged close to the beam body template, and the brackets of the support devices on the same side are consistent with the trajectory of the beam surface reinforcement.

[0048] Preferably, the spacing between the support devices on the same side of the beam formwork ranges from 1.5m to 2m.

[0049] The working process of the utility model:

[0050] A lifting and lowering high beam support device is arranged on both sides of the beam, and the height of the pallet is adjusted according to the size of the beam. After the beam surface reinforcement and stirrups are tied, the beam surface reinforcement is erected on the pallet to support the entire beam reinforcement cage, and then the beam bottom reinforcement, structural reinforcement, torsion reinforcement and other stress-bearing reinforcement are tied to complete the binding operation of the entire reinforcement cage. After the beam is tied and inspected, use an electric wrench to rotate the screw clockwise. Under the influence of the beam gravity, the pallet slowly descends until it falls into the template.

[0051] The above description is only a preferred embodiment of the utility model and does not impose any form of limitation on the utility model. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A lifting and lowering high beam support device, characterized in that: It includes a base, a threaded rod, and a support plate. The threaded rod is vertically arranged on the base, and the threaded rod and the base are connected in a connection mode that can only rotate. The support plate is provided with threaded holes and brackets, and the threaded holes match the threaded rods. The brackets are arranged horizontally, and the brackets are strip grooves. The size of the brackets matches the size of the beam reinforcement.

2. The liftable high beam support device according to claim 1 is characterized in that: The support plate includes a bracket section and a threaded hole section. The bracket section adopts a U-shaped groove structure, and the threaded hole section adopts a flat plate structure. The flat plate structure is horizontally fixed on the side wall of the U-shaped groove structure, and the threaded hole is on the flat plate structure; the width and depth of the U-shaped groove structure match the size of the beam reinforcement.

3. The liftable high beam support device according to claim 1 is characterized in that: The threads of both threaded rods and threaded holes are reverse threaded.

4. The liftable high beam support device according to claim 1 is characterized in that: A spherical cavity is arranged in the bottom plate, and a ball seat is fixedly arranged at the bottom of the threaded rod, and the size of the spherical cavity matches the size of the ball seat; the top of the spherical cavity is necked and limits the threaded rod to only rotate but not tilt.

5. The liftable high beam support device according to claim 1 is characterized in that: A disc-shaped or frustoconical limit block is fixedly provided at the bottom of the threaded rod, and a through hole is provided on the bottom plate. The through hole is divided into upper and lower sections. The size of the upper section matches the outer diameter of the threaded rod, and the size of the lower section matches the size of the disc-shaped or frustoconical limit block.

6. The liftable high beam support device according to claim 1, characterized in that: A clamping part is arranged on the threaded rod, and the clamping part is connected to an electric wrench located outside.

7. The liftable high beam support device according to claim 1, characterized in that: A group of mutually meshing bevel gears is provided at the bottom of the threaded rod, and a turntable structure is provided on the base; one bevel gear is fixed on the threaded rod, and the two are co-centering, and the other bevel gear is fixedly connected to the turntable structure; the turntable structure includes a support seat fixed on the base plate, a rotating handle, and a connecting shaft connected between the other bevel gear and the rotating handle.

8. The lifting and lowering high beam support system is characterized by: It comprises a plurality of liftable high beam support devices as described in any one of claims 1 to 7, the support devices are arranged at intervals on both sides of the beam formwork, the brackets of the support devices are arranged close to the beam formwork, and the brackets of the support devices on the same side are consistent with the trajectory of the beam reinforcement.

9. The liftable high beam support system according to claim 8, characterized in that: The spacing between the supporting devices on the same side of the beam formwork ranges from 1.5m to 2m.

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