Frame column formwork reinforcing device

By designing an adjustable frame column formwork reinforcement device, the problem of insufficient adaptability of traditional reinforcement devices is solved, enabling flexible adjustment and disassembly and reuse, thereby reducing construction costs.

CN224213779UActive Publication Date: 2026-05-08GANZHOU URBAN INVESTMENT CONSTRUCTION GROUP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
GANZHOU URBAN INVESTMENT CONSTRUCTION GROUP CO LTD
Filing Date
2025-06-03
Publication Date
2026-05-08

AI Technical Summary

Technical Problem

Traditional circular frame column reinforcement devices cannot be adapted to different circular cross-sectional specifications, resulting in low flexibility and the inability to be recycled and reused after use, leading to high construction costs.

Method used

A frame column formwork reinforcement device was designed, which includes an adjustment unit and a fixing unit. The frame column formwork is flexibly fixed by bolt assembly, adjustment rod and positioning pin, adaptable to different cross-sectional specifications, and can be disassembled and recycled.

Benefits of technology

It enables flexible adjustment of reinforcement size based on the area of ​​the frame column formwork, improving the flexibility of use and reducing construction costs.

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Abstract

The utility model discloses a frame column formwork reinforcing device, which belongs to the technical field of frame column reinforcement and comprises a group of adjusting units and a group of fixing units, the group of adjusting units are detachably connected with the group of fixing units through bolt components, and each adjusting unit comprises an outer frame and a plurality of adjusting rods. A plurality of positioning holes are formed in the outer frame and the adjusting rod in a penetrating mode, positioning pins are movably installed in the positioning holes, a plurality of connecting holes are fixedly formed in the outer frame, the fixing unit comprises a fixing plate, and the fixing plate can be fixed to the different connecting holes through bolt assemblies. Arc-shaped reinforcing blocks are fixedly arranged at the inner ends of the adjusting rods and the inner walls of the vertical ends of the fixing plates.
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Description

Technical Field

[0001] This utility model relates to the field of frame column reinforcement technology, specifically to a frame column formwork reinforcement device. Background Technology

[0002] In most buildings, square frame columns are common. However, in kindergarten buildings, in order to enhance the safety of children playing and roughhousing, avoid frame columns with too many sharp corners, or add fun by adding mushroom columns, wave columns, etc., frame columns are often designed with circular cross sections.

[0003] During the pouring of frame columns, the reinforcement of the frame column formwork is a crucial step in ensuring the construction quality and safety of the concrete structure. The reinforcement of the formwork not only affects the final quality and shape of the concrete column, but also directly impacts the strength and reliability of the entire building structure. Traditional reinforcement methods for circular cross-section frame columns often use pre-designed and customized reinforcement devices, which are only applicable to one specification of circular cross-section and cannot be adapted to different sizes of circular cross-sections. This results in low flexibility, and the devices cannot be recycled for future use, leading to higher construction costs. Utility Model Content

[0004] To address the aforementioned technical problems of traditional frame column reinforcement for circular cross-sections, which often uses pre-designed and customized reinforcement devices that can only be applied to a single size of circular cross-section, and cannot be adapted to different sizes of circular cross-sections, resulting in low flexibility and high construction costs due to the inability to recycle the devices after use, this utility model provides a frame column formwork reinforcement device.

[0005] A frame column formwork reinforcement device includes a set of adjustment units and a set of fixing units. The set of adjustment units is detachably connected to the set of fixing units by bolt assemblies. The adjustment unit includes an outer frame and several adjustment rods. Several positioning holes are provided through the outer frame and the adjustment rods. Positioning pins are movably installed in the positioning holes. Several connection holes are fixedly provided on the outer frame. The fixing unit includes a fixing plate. The fixing plate can be fixed to different connection holes by bolt assemblies. Arc-shaped reinforcement blocks are fixedly provided on the inner walls of the inner ends of the adjustment rods and the vertical ends of the fixing plate.

[0006] Furthermore, the adjustment units and the fixed units are symmetrical to each other. The outer frame is a U-shaped structure with several through holes in its side wall. Several adjustment rods can pass through the corresponding through holes to move laterally. Several positioning holes are set through the top and bottom walls of the outer frame and the top and bottom walls of the adjustment rods.

[0007] Furthermore, the positioning pins are T-shaped and can pass through four positioning holes from top to bottom to fix the adjusting rod to the outer frame. The side of the arc-shaped reinforcing block closest to the frame column template is set as an arc surface.

[0008] Furthermore, the fixing plate has an I-shaped structure, including two horizontal plates, which are fixedly connected by a vertical plate. The arc-shaped reinforcing block is fixedly installed on the side wall of the vertical plate. Extension blocks are fixedly installed on the top and bottom side walls of the outer frame. Several connection holes are arranged on the extension blocks. Connection holes are also fixedly installed at both ends of the two horizontal plates.

[0009] Furthermore, the bolt assembly includes a matching threaded pin and nut. The threaded pin has a T-shaped structure and can pass through two connection holes in sequence and be secured to the extension block by the nut.

[0010] Compared with the prior art, the beneficial effects of this utility model are: the reinforcement size of the reinforcement device can be flexibly adjusted according to the area of ​​the circular cross-section of the frame column template. First, according to the cross-section size, the fixing plate and the appropriate connecting holes are connected so that the fixing plate is fixed to the outer frame. The two ends of the circular cross-section are fixed by the arc-shaped reinforcement blocks in the fixing unit. Then, several adjusting rods are adjusted in sequence to be positioned with different positioning holes. The positioning pins are inserted and fixed so that the arc-shaped reinforcement blocks in the multiple adjusting rods can be tightly fixed to the frame column template in sequence. It has high flexibility of use, and after use, the reinforcement device can be disassembled and recycled for future use, saving construction costs. Attached Figure Description

[0011] Figure 1 This is a top view of the structure of this utility model;

[0012] Figure 2 This is a front view schematic diagram of the structure of this utility model;

[0013] Figure 3 This is a schematic diagram of part A of the structure of this utility model;

[0014] Figure 4 This is a schematic diagram of part B of the structure of this utility model.

[0015] In the diagram: 1. Adjustment unit; 2. Fixing unit; 3. Bolt assembly; 4. Outer frame; 5. Adjustment rod; 6. Positioning hole; 7. Positioning pin; 8. Connection hole; 9. Fixing plate; 10. Arc-shaped reinforcing block; 11. Through hole; 12. Frame column template; 13. Horizontal plate; 14. Vertical plate; 15. Extension block; 16. Threaded nail; 17. Nut. Detailed Implementation

[0016] To enable those skilled in the art to better understand the present invention, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort should fall within the protection scope of the present invention.

[0017] It should be noted that the terms "first," "second," etc., in the specification, claims, and accompanying drawings of this utility model are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence. It should be understood that such data can be interchanged where appropriate for the embodiments of the utility model described herein. Furthermore, the terms "comprising" and "having," and any variations thereof, are intended to cover non-exclusive inclusion; for example, a process, method, system, product, or apparatus that comprises a series of steps or units is not necessarily limited to those steps or units explicitly listed, but may include other steps or units not explicitly listed or inherent to such processes, methods, products, or apparatus.

[0018] In this invention, the terms "upper," "lower," "left," "right," "front," "rear," "top," "bottom," "inner," "outer," "middle," "vertical," "horizontal," "lateral," and "longitudinal" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. These terms are primarily for the purpose of better describing this invention and its embodiments, and are not intended to limit the indicated device, element, or component to having a specific orientation, or to be constructed and operated in a specific orientation.

[0019] Furthermore, some of the aforementioned terms, besides indicating location or positional relationships, may also have other meanings. For example, the term "above" may, in certain circumstances, indicate a dependency or connection. Those skilled in the art can understand the specific meaning of these terms in this utility model based on the specific circumstances. Additionally, the term "multiple" should mean two or more.

[0020] It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments of the present invention can be combined with each other. The following will refer to the accompanying drawings. Figures 1-4 The present invention will be described in detail with reference to the embodiments.

[0021] A frame column formwork reinforcement device includes a set of adjustment units 1 and a set of fixing units 2. The set of adjustment units 1 is detachably connected to the set of fixing units 2 via bolt assembly 3. The set of adjustment units 1 and the set of fixing units 2 are symmetrical to each other. The arc-shaped reinforcement blocks 10 in the set of adjustment units 1 and the set of fixing units 2 can be tightly fixed to the outer wall of the circular cross-section frame column formwork after installation. The bolt assembly 3 enables the set of adjustment units 1 and the set of fixing units 2 to be connected, fixed and disassembled.

[0022] The adjustment unit 1 includes an outer frame 4 and several adjustment rods 5. The position of the adjustment rods 5 fixed on the outer frame 4 can be adjusted according to different distances from the outer wall of the frame column template, so that the adjustment rods 5 are fixed on the outer frame 4 when they can just fit tightly against the frame column template 12.

[0023] The outer frame 4 has a side U-shaped structure, and the fixing plate 9 has an I-shaped structure, including two horizontal plates 13. The two horizontal plates 13 are fixedly connected by a vertical plate 14. Extension blocks 15 are fixedly installed on the top and bottom side walls of the outer frame 4. Several connecting holes 8 are arranged on the extension blocks 15. Connecting holes 8 are also fixedly installed at both ends of the two horizontal plates 13.

[0024] First, fix the fixing plate 9 to the outer frame 4. The direction of the connecting holes 8 in the extension block 15 is consistent with the length direction of the outer frame 4. First, fix the arc-shaped reinforcing block 10, which is fixed on the side wall of the vertical plate 14, to the outer wall of the frame column template 12. At this time, the positions of the upper and lower horizontal plates 13 and the extension block 15 are fixed. Select a suitable connecting hole 8 in the extension block 15 and fix them to each other with bolt assembly 3.

[0025] The fixing unit 2 includes a fixing plate 9, which can be fixed to different connecting holes 8 by means of bolt assembly 3. Several connecting holes 8 are fixedly provided on the outer frame 4. The bolt assembly 3 includes a matching threaded nail 16 and nut 17. The threaded nail 16 has a T-shaped structure and can pass through two connecting holes 8 in sequence and be fixed to the extension block 15 by the nut 17.

[0026] Pass the threaded nails 16 through the connecting holes 8 on the horizontal plate 13 and the connecting holes 8 on the extension block 15 in sequence, and then tighten the nuts 17 so that the horizontal plate 13 can be fixed on the extension block 15, that is, fix the fixing plate 9 on the outer frame 4. At this time, the arc-shaped reinforcing block 10 in the fixing plate 9 can be tightly fixed to the outer wall of the frame column template 12.

[0027] Both the outer frame 4 and the adjusting rod 5 are provided with several positioning holes 6. The side wall of the outer frame 4 is provided with several through holes 11. Several adjusting rods 5 can pass through the corresponding through holes 11 to move laterally. Several positioning holes 6 are provided through the top and bottom walls of the outer frame 4 and the top and bottom walls of the adjusting rods 5 respectively.

[0028] Hold the outer end of the adjusting rod 5 so that the adjusting rod 5 can move left and right on the through hole 11 according to the distance between the arc-shaped reinforcing block 10 and the outer wall of the frame column template 12. When the adjusting rod 5 moves to the point where the arc-shaped reinforcing block 10 can just be tightly attached to the outer wall of the frame column template 12, stop moving the adjusting rod 5. At this time, select the overlapping positioning hole 6 in the outer frame 4 and the adjusting rod 5 for fixing, and insert the positioning pin 7 into the overlapping positioning hole 6 for fixing.

[0029] A positioning pin 7 is movably installed in the positioning hole 6. The positioning pin 7 has a T-shaped structure and can pass through the four positioning holes 6 from top to bottom to fix the adjusting rod 5 to the outer frame 4. Several adjusting rods 5 have arc-shaped reinforcing blocks 10 fixedly installed at their inner ends. The side of the arc-shaped reinforcing block 10 near the frame column template 12 is set as an arc surface.

[0030] Multiple adjusting rods 5 can be moved sequentially so that the arc-shaped reinforcing block 10 can be tightly reinforced with different positions on the outer wall of the frame column template 12. The positioning pins 7 are inserted sequentially into the positioning holes 6 in the overlapping outer frame 4 and the positioning holes 6 in the adjusting rods 5, so that the adjusting rods 5 are fixed relative to different positions in the outer frame 4. The side of the arc-shaped reinforcing block 10 close to the frame column template 12 is set as an arc surface, which can be tightly fixed with the arc-shaped outer wall of the frame column template 12.

[0031] The above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model. Various modifications and variations can be made to this utility model by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A frame column formwork reinforcement device, comprising a set of adjustment units (1) and a set of fixing units (2), characterized in that: A set of adjustment units (1) is detachably connected to a set of fixing units (2) via bolt assembly (3). The adjustment unit (1) includes an outer frame (4) and several adjustment rods (5). Several positioning holes (6) are provided through the outer frame (4) and the adjustment rods (5). Positioning pins (7) are movably installed in the positioning holes (6). Several connection holes (8) are fixedly provided on the outer frame (4). The fixing unit (2) includes a fixing plate (9). The fixing plate (9) can be fixed to different connection holes (8) via bolt assembly (3). Arc-shaped reinforcing blocks (10) are fixedly provided on the inner walls of the inner ends of several adjustment rods (5) and the vertical ends of the fixing plate (9).

2. The frame column formwork reinforcement device according to claim 1, characterized in that: The adjustment units (1) and the fixed units (2) are symmetrical to each other. The outer frame (4) is a side U-shaped structure with several through holes (11) through its side wall. Several adjustment rods (5) can pass through the corresponding through holes (11) to move laterally. Several positioning holes (6) are respectively set through the top and bottom walls of the outer frame (4) and the top and bottom walls of the adjustment rods (5).

3. The frame column formwork reinforcement device according to claim 2, characterized in that: The positioning pin (7) is a T-shaped structure, which can pass through four positioning holes (6) from top to bottom to fix the adjusting rod (5) on the outer frame (4). The side of the arc-shaped reinforcing block (10) near the frame column template (12) is set as an arc surface.

4. The frame column formwork reinforcement device according to claim 3, characterized in that: The fixing plate (9) is an I-shaped structure, including two horizontal plates (13) at the top and bottom. The two horizontal plates (13) are fixedly connected by a vertical plate (14). The arc-shaped reinforcing block (10) is fixedly installed on the side wall of the vertical plate (14). The top and bottom side walls of the outer frame (4) are fixedly provided with extension blocks (15). The extension blocks (15) are arranged with several connecting holes (8). The two ends of the two horizontal plates (13) are also fixedly provided with connecting holes (8).

5. A frame column formwork reinforcement device according to claim 4, characterized in that: The bolt assembly (3) includes a matching threaded pin (16) and a nut (17). The threaded pin (16) has a T-shaped structure and can pass through two connecting holes (8) in sequence and be fixed to the extension block (15) by the nut (17).