Lifting plate formwork supporting horse stool rib and lifting plate formwork assembly

By using a combination structure of lifting slab formwork to support the stirrups, the problem of support at the junction of different floor levels was solved, achieving the effects of stable support, resource conservation, and accelerated construction.

CN223621147UActive Publication Date: 2025-12-02ROAD & BRIDGE INT CO LTD +1
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Patent Information

Application Number
CN202423226090.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-26
Publication Date
2025-12-02
Estimated Expiration
2034-12-26

AI Technical Summary

Technical Problem

Existing technologies make it difficult to secure supports at the junctions of different floor levels, leading to material waste and low construction efficiency, and can also cause secondary damage to already tied steel bars.

Method used

The formwork is supported by lifting slabs, which include a combination of horizontal and vertical support bars and diagonal support bars. These bars are welded together to form a stable triangular support system to support the side formwork at the junction of different floor levels.

Benefits of technology

It provides stable support at the junction of different floor levels, reduces waste of formwork and timber, improves turnover rate and construction speed, reduces labor costs, and reduces secondary damage to steel bars.

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Abstract

The utility model relates to a lifting plate template supporting horse stool rib and a lifting plate template assembly, the lifting plate template supporting horse stool rib comprises a transverse supporting steel bar, a vertical supporting steel bar, a first inclined supporting steel bar and a second inclined supporting steel bar, one end of the vertical supporting steel bar is vertically welded in the middle of the transverse supporting steel bar; one end of the first inclined supporting steel bar and one end of the second inclined supporting steel bar are welded to the two sides of one end of the transverse supporting steel bar respectively, and the angle between the first inclined supporting steel bar and the second inclined supporting steel bar is smaller than 90 degrees. The first inclined supporting steel bars and the second inclined supporting steel bars are located on the two sides of the vertical supporting steel bars correspondingly. The upper-layer side formwork at the high-low joint of the floor slab can be supported and fixed, waste caused by using formwork battens is reduced, a large number of resources are saved, meanwhile, the turnover rate is increased, the construction speed is increased, and labor cost is reduced; and the probability of secondary damage to the bound reinforcing steel bars is also reduced, and the construction quality is guaranteed.
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Description

Technical Field

[0001] This utility model relates to the technical field of building construction, specifically to a lifting slab formwork support stirrup and a lifting slab formwork assembly. Background Technology

[0002] In building construction, formwork support is required for pouring floor slabs. However, with the emergence of various complex building structural designs, the use of lifting slabs in floor slab construction is increasing. At the junction of two floor slabs at different heights, the support of the side formwork becomes a concern. Existing methods for supporting the side formwork at floor slab junctions often use suspended formwork, which is difficult to fix. Therefore, a device is needed to support the side formwork at floor slab junctions, which can both stably support the side formwork and avoid material waste. Utility Model Content

[0003] In order to solve one or more technical problems existing in the prior art, this utility model provides a lifting plate template support stirrup and a lifting plate template assembly.

[0004] The technical solution of this utility model to solve the above-mentioned technical problems is as follows: a lifting plate formwork support stirrup, including a horizontal support stirrup, a vertical support stirrup, a first inclined support stirrup and a second inclined support stirrup, one end of the vertical support stirrup is vertically welded to the middle of the horizontal support stirrup, one end of the first inclined support stirrup and one end of the second inclined support stirrup are respectively welded to both sides of one end of the horizontal support stirrup, the angle between the first inclined support stirrup and the second inclined support stirrup is less than 90°; the first inclined support stirrup and the second inclined support stirrup are respectively located on both sides of the vertical support stirrup.

[0005] The beneficial effects of this utility model are as follows: Compared with the traditional steel reinforcement support, the lifting plate formwork support stirrup of this utility model can support and fix the upper side formwork at the junction of high and low floor slabs, reduce the waste of formwork timber, save a lot of resources, improve turnover rate, speed up construction, and reduce labor costs; it also reduces the probability of secondary damage to the already tied steel reinforcement, ensuring construction quality.

[0006] Based on the above technical solution, the present invention can be further improved as follows.

[0007] Furthermore, the first and second inclined support bars are symmetrically arranged on both sides of the vertical support bars.

[0008] The beneficial effect of adopting the above-mentioned further scheme is that by symmetrically arranging two diagonal support bars on both sides of the vertical support bars, a stable support effect can be provided for the upper side formwork.

[0009] Furthermore, the first diagonal support reinforcement is arranged perpendicular to the transverse support reinforcement.

[0010] Furthermore, the second diagonal support reinforcement is arranged perpendicular to the transverse support reinforcement.

[0011] Furthermore, the other ends of the vertical support steel bar, the first inclined support steel bar, and the second inclined support steel bar are located on the same plane.

[0012] The beneficial effect of adopting the above-mentioned further solutions is that the support effect is better.

[0013] Furthermore, the transverse support reinforcement bars are arranged parallel to the same plane.

[0014] Furthermore, the welding point between one end of the vertical support steel bar and the horizontal support steel bar is point A, and the distance between point A and one end of the horizontal support steel bar is greater than the distance between point A and the other end of the horizontal support steel bar.

[0015] Furthermore, the length of the vertical support reinforcement is no more than 1 / 2 of the length of the horizontal support reinforcement.

[0016] Furthermore, the transverse support steel bars, vertical support steel bars, first diagonal support steel bars, and second diagonal support steel bars are all made of steel bars with a diameter of 8mm.

[0017] A lifting slab formwork assembly includes an upper formwork, a lower formwork, side formwork, and the aforementioned lifting slab formwork support stirrups. The upper formwork is spaced above the lower formwork, and the edge of the upper formwork is provided with vertically arranged side formwork. The vertical support stirrups, the first inclined support stirrups, and the second inclined support stirrups are supported on the lower formwork, and the transverse support stirrups are supported at the bottom of the side formwork.

[0018] The beneficial effects of this utility model are: the lifting plate formwork assembly of this utility model can firmly support and fix the upper side formwork, thereby saving manpower and time, and improving construction efficiency. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the structure of the support stirrups for the lifting plate template of this utility model.

[0020] The attached diagram lists the components represented by each number as follows:

[0021] 1. Horizontal support reinforcement; 2. Vertical support reinforcement; 3. First diagonal support reinforcement; 4. Second diagonal support reinforcement. Detailed Implementation

[0022] The principles and features of this utility model are described below with reference to the accompanying drawings. The examples given are only for explaining this utility model and are not intended to limit the scope of this utility model.

[0023] like Figure 1 As shown, a type of support stirrup for a lifting plate formwork in this embodiment includes a horizontal support steel bar 1, a vertical support steel bar 2, a first inclined support steel bar 3, and a second inclined support steel bar 4. One end of the vertical support steel bar 2 is vertically welded to the middle of the horizontal support steel bar 1. One end of the first inclined support steel bar 3 and one end of the second inclined support steel bar 4 are respectively welded to both sides of one end of the horizontal support steel bar 1. The angle between the first inclined support steel bar 3 and the second inclined support steel bar 4 is less than 90°. The first inclined support steel bar 3 and the second inclined support steel bar 4 are respectively located on both sides of the vertical support steel bar 2.

[0024] The supporting stirrups in this embodiment can be welded from discarded old steel bars on the construction site. The operation is simple and convenient. The height of the stirrups can be set according to the actual height of the lifting plate. Utilizing the principle of triangle stability, the support is stable and not easily deformed.

[0025] like Figure 1 As shown, in a preferred embodiment, the first inclined support steel bar 3 and the second inclined support steel bar 4 are symmetrically arranged on both sides of the vertical support steel bar 2. By symmetrically arranging the two inclined support steel bars on both sides of the vertical support steel bar, a stable support function can be provided for the upper side formwork.

[0026] Optionally, the included angle between the first inclined support steel bar 3 and the second inclined support steel bar 4 is 50° to 90°, preferably 60°, 70° and 80°.

[0027] like Figure 1 As shown, preferably, the first diagonal support steel bar 3 is arranged perpendicular to the transverse support steel bar 1. The second diagonal support steel bar 4 is arranged perpendicular to the transverse support steel bar 1.

[0028] like Figure 1 As shown, in one optional embodiment, the other end of the vertical support steel bar 2, the other end of the first inclined support steel bar 3, and the other end of the second inclined support steel bar 4 are located on the same plane, which provides better support.

[0029] Furthermore, such as Figure 1 As shown, the transverse support steel bar 1 is arranged parallel to the same plane.

[0030] like Figure 1 As shown, the welding point between one end of the vertical support steel bar 2 and the horizontal support steel bar 1 is point A. The distance between point A and one end of the horizontal support steel bar 1 is greater than the distance between point A and the other end of the horizontal support steel bar 1.

[0031] Optionally, the length of the vertical support steel bar 2 is not greater than 1 / 2 of the length of the horizontal support steel bar 1.

[0032] Specifically, the transverse support steel bar 1, the vertical support steel bar 2, the first diagonal support steel bar 3, and the second diagonal support steel bar 4 are all made of steel bars with a diameter of 8mm.

[0033] This embodiment of a lifting slab formwork support stirrup, compared with the traditional steel reinforcement stirrup, can support and fix the upper side formwork at the junction of high and low floor slabs, reducing the waste of formwork timber, saving a lot of resources, while improving turnover rate, speeding up construction, and reducing labor costs; it also reduces the probability of secondary damage to the already tied steel reinforcement, ensuring construction quality.

[0034] This embodiment also provides a lifting plate formwork assembly, including an upper formwork, a lower formwork, side formwork, and the aforementioned lifting plate formwork support stirrups. The upper formwork is spaced above the lower formwork, and the edge of the upper formwork is provided with vertically arranged side formwork. The vertical support reinforcement 2, the first inclined support reinforcement 3, and the second inclined support reinforcement 4 are supported on the lower formwork, and the horizontal support reinforcement 1 is supported at the bottom of the side formwork.

[0035] In this embodiment, a type of lifting slab formwork assembly is constructed by first binding the upper and lower layer steel bars, then erecting the side formwork at the edge of the upper formwork after the formwork support is completed. After determining the approximate position, the device is placed on the lower formwork below the side formwork. After fixing the side formwork, the floor slab steel bars are poured.

[0036] This embodiment of a lifting plate formwork assembly can firmly support and fix the upper side formwork, thereby saving manpower and time and improving construction efficiency.

[0037] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0038] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this utility model, "a plurality of" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0039] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise explicitly limited. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0040] In this utility model, unless otherwise explicitly specified and limited, "above" or "below" the second feature can mean that the first feature is in direct contact with the second feature, or that the first feature is in indirect contact with the second feature through an intermediate medium. Furthermore, "above," "on top of," and "over" the second feature can mean that the first feature is directly above or diagonally above the second feature, or simply that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature can mean that the first feature is directly below or diagonally below the second feature, or simply that the first feature is at a lower horizontal level than the second feature.

[0041] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0042] Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present invention.

Claims

1. A type of support stirrup for a lifting slab formwork, characterized in that, It includes horizontal support bars, vertical support bars, a first diagonal support bar, and a second diagonal support bar. One end of the vertical support bar is vertically welded to the middle of the horizontal support bar. One end of the first diagonal support bar and one end of the second diagonal support bar are respectively welded to both sides of one end of the horizontal support bar. The angle between the first diagonal support bar and the second diagonal support bar is less than 90°. The first diagonal support bar and the second diagonal support bar are respectively located on both sides of the vertical support bar.

2. The lifting plate formwork support stirrup according to claim 1, characterized in that, The first and second inclined support bars are symmetrically arranged on both sides of the vertical support bars.

3. The lifting slab formwork support stirrup according to claim 1, characterized in that, The first diagonal support reinforcement is arranged perpendicular to the transverse support reinforcement.

4. The lifting plate formwork support stirrup according to claim 1, characterized in that, The second diagonal support reinforcement is arranged perpendicular to the transverse support reinforcement.

5. The lifting plate formwork support stirrup according to claim 1, characterized in that, The other ends of the vertical support steel bars, the first inclined support steel bars, and the second inclined support steel bars are located on the same plane.

6. The lifting plate formwork support stirrup according to claim 5, characterized in that, The transverse support reinforcement bars are arranged parallel to the same plane.

7. The lifting plate formwork support stirrup according to claim 1, characterized in that, The welding point between one end of the vertical support steel bar and the horizontal support steel bar is point A. The distance between point A and one end of the horizontal support steel bar is greater than the distance between point A and the other end of the horizontal support steel bar.

8. The lifting plate formwork support stirrup according to claim 1, characterized in that, The length of the vertical support reinforcement is no more than 1 / 2 of the length of the horizontal support reinforcement.

9. The lifting plate formwork support stirrup according to claim 1, characterized in that, The horizontal support bars, vertical support bars, first diagonal support bars, and second diagonal support bars are all made of steel bars with a diameter of 8mm.

10. A lifting plate template assembly, characterized in that, The formwork includes an upper formwork, a lower formwork, side formwork, and a lifting plate formwork support stirrup as described in any one of claims 1 to 9. The upper formwork is spaced above the lower formwork, and the edge of the upper formwork is provided with vertically arranged side formwork. The vertical support reinforcement, the first inclined support reinforcement, and the second inclined support reinforcement are supported on the lower formwork, and the horizontal support reinforcement is supported at the bottom of the side formwork.