Fractional single-side formwork supporting upper portion secondary shaping formwork reinforcing device

Abstract

The utility model relates to a reinforcing device, belongs to the technical field of formwork reinforcing, and particularly relates to a secondary shaping formwork reinforcing device on the upper portion of a multi-time single-side formwork, which comprises a single-side formwork outer wall and a secondary pouring part outer wall, a floor slab is arranged on one side of the secondary pouring part outer wall, and the floor slab is arranged on the other side of the secondary pouring part outer wall. An outer wall formwork is arranged on one side of the secondary pouring part outer wall in an attached mode, and a top plate formwork is arranged on the lower side of the floor in an attached mode. The opposite-pull screws are embedded in the single-side formwork outer wall, the reinforcing support is fixed through the pair of opposite-pull screws, the stability of the triangular reinforcing support and downward pressing of the load of the upper floor are utilized, and therefore the side formwork at the secondary pouring position is more stable; therefore, the phenomena of mold expansion and mold explosion of the outer wall concrete at the secondary pouring part are avoided, and the safety is improved; the problems that according to an existing chiseling maintenance structure welding opposite-pull screw method, a formwork is difficult to reinforce, and formwork expansion and even formwork explosion of a secondarily-poured outer wall are often caused are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of formwork reinforcement, in particular to a device for reinforcing a secondary stereotyped template on the upper part of a single-side formwork support. Background Art

[0002] In the single-sided formwork construction of the basement, the single-sided formwork can generally only reach the bottom of the structural beam, so the upper beam height part must be reinforced with secondary formwork.

[0003] The traditional single-sided formwork adopts the method of chiseling the surrounding structure and welding the tension screws on the upper part. In this case, it is often difficult to reinforce the formwork, which often causes the secondary pouring of the exterior wall to bulge or even explode. Utility Model Content

[0004] In order to solve the above technical problems, the utility model proposes a device for reinforcing the secondary finalized formwork on the upper part of the single-sided formwork in stages, by pre-embedding tension bolts in the outer wall of the single-sided formwork, fixing the reinforcement bracket with a pair of tension bolts, and utilizing the stability of the triangular reinforcement bracket and the downward pressure of the upper floor load to make the side formwork of the secondary pouring part more stable, so that the outer wall concrete of the secondary pouring part will not have the phenomenon of mold expansion and bursting, thereby improving safety.

[0005] The technical solution to achieve the purpose of the utility model is: a device for reinforcing the secondary finalized formwork on the upper part of a single-sided formwork, comprising a single-sided formwork exterior wall and a secondary casting portion of the exterior wall, a floor slab is provided on one side of the secondary casting portion of the exterior wall, and an exterior wall formwork is fitted on one side of the secondary casting portion of the exterior wall, a top plate formwork is fitted on the lower side of the floor slab, and also comprises: two tension screws, both of which are pre-buried in the inner side of the single-sided formwork exterior wall; a reinforcement bracket is fitted on one side of the secondary casting portion of the exterior wall and the single-sided formwork exterior wall, the reinforcement bracket is fixed to the single-sided formwork exterior wall by two tension screws, a vertical pole is abutted on the lower side of the reinforcement bracket, and a plurality of wooden squares are evenly spaced on the lower side of the floor slab.

[0006] In some embodiments, a plurality of cross bars are evenly spaced apart on the outer sides of the plurality of vertical bars.

[0007] In some embodiments, the diameters of the two tension screws are both 14 mm.

[0008] In some embodiments, the reinforcement bracket is made of aluminum alloy.

[0009] In some embodiments, water stop plates are provided on the outer sides of the two tension screws.

[0010] In some embodiments, the reinforcement bracket is specifically triangular in shape.

[0011] Compared with the prior art, the present invention has the following significant advantages:

[0012] The utility model embeds a pair of tension screws in the single-side formwork outer wall, fixes the reinforcement bracket by a pair of tension screws, and utilizes the stability of the triangular reinforcement bracket and the downward pressure of the upper floor load to make the side formwork of the secondary pouring part more stable, so that the external wall concrete of the secondary pouring part will not have the phenomenon of mold expansion and mold explosion, thereby improving safety;

[0013] The invention solves the problem that the existing method of chiseling and welding the tension screws in the maintenance structure is difficult to reinforce the formwork, and often causes the problem of bulging or even bursting of the external wall formwork during the secondary pouring. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 It is a schematic diagram of the overall assembly state structure provided in one embodiment of the utility model.

[0016] Description of reference numerals:

[0017] 1. Secondary casting of part of the exterior wall; 11. Single-sided formwork exterior wall; 2. Floor slab; 3. Exterior wall formwork; 4. Top plate formwork; 5. Tie screws; 6. Reinforcement bracket; 7. Wooden squares; 8. Crossbars; 9. Vertical poles. DETAILED DESCRIPTION

[0018] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] The utility model provides a secondary shaping template reinforcement device for the upper part of a single-side formwork through improvement. The technical solution of the utility model is:

[0020] like Figure 1As shown, a device for reinforcing the secondary shaping formwork of the upper part of a staged single-sided formwork comprises a single-sided formwork outer wall 11 and a secondary casting part outer wall 1, a floor slab 2 is arranged on one side of the secondary casting part outer wall 1, and an outer wall formwork 3 is fitted on one side of the secondary casting part outer wall 1, and a top plate formwork 4 is fitted on the lower side of the floor slab 2, and also comprises: two tension screws 5, and the two tension screws 5 are both pre-buried in the inner side of the single-sided formwork outer wall 11; a reinforcement bracket 6 is fitted on one side of the secondary casting part outer wall 1 and the single-sided formwork outer wall 11, and the reinforcement bracket 6 is fixed to the single-sided formwork outer wall 11 through the two tension screws 5, and the lower side of the reinforcement bracket 6 is abutted with a vertical pole 9, and a plurality of wooden squares 7 are arranged at equal intervals on the lower side of the floor slab 2; tension screws are pre-buried in the inner side of the single-sided formwork outer wall 11 5. The diameter of the tension screw 5 is 14 mm, and each pair of two is vertically installed to install the exterior wall formwork 3 and the top plate formwork 4. At the corner of the exterior wall 1 and the floor slab 2 of the secondary pouring part, the reinforcement bracket 6 is fixed by a pair of pre-buried tension screws 5. The reinforcement bracket 6 is close to the exterior wall formwork 3 and the top plate formwork 4, with a spacing of 500 mm. The reinforcement bracket 6 and the wooden square 7 are arranged continuously with the same size. The end of the reinforcement bracket 6 is supported by a plurality of vertical poles 9 to bear the vertical load and maintain stability and bearing capacity. Through the above principle, the stability of the reinforcement bracket 6 and the downward pressure of the floor slab 2 load are utilized to make the side formwork of the secondary pouring part more stable. Therefore, the exterior wall concrete of the secondary pouring part will not have the phenomenon of bulging and bursting, which greatly improves the safety.

[0021] like Figure 1 As shown, in one embodiment, a plurality of cross bars 8 are evenly spaced outside a plurality of vertical bars 9, which further improves the overall rigidity and effectively resists external horizontal forces, thereby ensuring construction safety and quality.

[0022] like Figure 1 As shown, in one embodiment, the diameters of the two tension screws 5 are both 14 mm.

[0023] like Figure 1 As shown, in one embodiment, the reinforcement bracket 6 is specifically made of aluminum alloy, which has good compression resistance and economical cost.

[0024] like Figure 1 As shown, in one embodiment, water stop plates are provided on the outer sides of the two tension screw rods 5 .

[0025] like Figure 1 As shown, in one embodiment, the reinforcement bracket 6 is specifically triangular in shape and has strong stability.

[0026] The specific working method is: pre-embed the tension screw 5 with a water stop plate on the inner side of the single-sided formwork exterior wall 11, the tension screw 5 has a diameter of 14 mm, and is arranged in pairs every two vertically, and the exterior wall formwork 3 and the top plate formwork 4 are installed; at the corner of the exterior wall 1 and the floor slab 2 of the secondary pouring part, the reinforcement bracket 6 is fixed by a pair of pre-embedded tension screws 5; the reinforcement bracket 6 is close to the exterior wall formwork 3 and the top plate formwork 4, with a spacing of 500 mm; the reinforcement bracket 6 and the wooden square 7 are arranged continuously with the same size; the end of the reinforcement bracket 6 is supported by a plurality of vertical poles 9 to bear the vertical load and maintain stability and bearing capacity; through the above principle, the stability of the reinforcement bracket 6 and the downward pressure of the floor slab 2 load are utilized to make the side formwork of the secondary pouring part more stable; therefore, the exterior wall concrete of the secondary pouring part will not have the phenomenon of bulging and bursting, which greatly improves the safety; by arranging a plurality of cross bars 8 at equal intervals on the outside of the plurality of vertical poles 9, the overall rigidity is further improved, and the external horizontal force is effectively resisted, thereby ensuring the construction safety and quality.

[0027] The technical means disclosed in the utility model are not limited to the technical means disclosed in the above technical means, but also include technical solutions composed of equivalent replacement of the above technical features. Matters not covered in the utility model belong to the common knowledge of those skilled in the art.

Claims

1. A device for reinforcing the upper secondary shaped formwork of a single-sided formwork, comprising a single-sided formwork outer wall (11) and a secondary casting outer wall (1), wherein a floor slab (2) is arranged on one side of the secondary casting outer wall (1), and an outer wall formwork (3) is arranged on one side of the secondary casting outer wall (1), and a top plate formwork (4) is arranged on the lower side of the floor slab (2), characterized in that: Also includes: Two tension screw rods (5), both of which are pre-buried inside the single-sided formwork outer wall (11); A reinforcing bracket (6) is provided on one side of the secondary casting portion of the external wall (1) and the single-sided formwork external wall (11); the reinforcing bracket (6) is fixed to the single-sided formwork external wall (11) via two tension screws (5); a vertical pole (9) is abutted on the lower side of the reinforcing bracket (6); and a plurality of wooden squares (7) are provided at equal intervals on the lower side of the floor slab (2).

2. According to claim 1, a device for reinforcing the upper secondary shaped formwork of a single-sided formwork, characterized in that: A plurality of cross bars (8) are arranged at equal intervals outside the plurality of vertical bars (9).

3. The device for reinforcing the upper secondary shaped formwork of the single-sided formwork according to claim 1 is characterized in that: The diameters of the two tension screws (5) are both 14 mm.

4. The device for reinforcing the upper secondary shaped formwork of the single-sided formwork according to claim 1 is characterized in that: The reinforcement bracket (6) is specifically made of aluminum alloy.

5. The device for reinforcing the upper secondary shaped formwork of a single-sided formwork according to claim 1 is characterized in that: Water stop plates are arranged on the outer sides of the two tension screw rods (5).

6. The device for reinforcing the upper secondary shaped formwork of the single-sided formwork according to claim 5 is characterized in that: The reinforcement bracket (6) is specifically triangular in shape.

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