Anti-seismic reinforcing structure of prefabricated balcony breast board

Abstract

The utility model provides a prefabricated balcony breast board anti-seismic reinforcing structure, and belongs to the technical field of building construction. The anti-seismic reinforcing structure of the prefabricated balcony breast boards comprises angle steel reinforcing pieces, thin steel plate reinforcing pieces and reinforcing meshes, the angle steel reinforcing pieces are fixedly arranged at internal corners of the prefabricated balcony breast boards, and the angle steel reinforcing pieces are connected with the prefabricated balcony breast boards and a wall body, connected with a floor slab and connected with the two prefabricated balcony breast boards. The thin steel plate reinforcing pieces are arranged at the external corners of the prefabricated balcony breast boards, the thin steel plate reinforcing pieces are connected with the prefabricated balcony breast boards and the wall body, the prefabricated balcony breast boards and the floor slab and the two prefabricated balcony breast boards, and joints between the prefabricated balcony breast boards and the wall body, between the prefabricated balcony breast boards and the floor slab and between the prefabricated balcony breast boards are covered with the thin steel plate reinforcing pieces. The reinforcing mesh is installed on the outer side face of the prefabricated balcony breast board. The device has the advantages of saving cost, ensuring engineering quality and eliminating potential safety hazards.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a prefabricated balcony parapet anti-seismic reinforcement structure. Background Art

[0002] With the rapid development of the construction industry, the requirements for the quality, energy saving and safety of buildings are getting higher and higher. Faced with higher and higher requirements, it is necessary to renovate the old residential areas in various counties and cities. The actual situation is that many old residential areas were built in the 1980s and 1990s. The building structure is mostly brick-concrete structure, and the floor slabs, roof slabs and balcony railings are mostly prefabricated slabs. Especially the balcony railings, after years of use, generally have certain quality and safety hazards. In the face of the overall renovation of old residential areas, we should take safety as the main starting point, and complete the renovation task with quality and quantity while fully saving costs. Utility Model Content

[0003] In order to solve the above technical problems, the utility model proposes an earthquake-resistant reinforcement structure of a prefabricated balcony railing of an existing building, which can save costs, ensure engineering quality, and eliminate safety hazards.

[0004] The technical solution of the utility model is achieved in this way:

[0005] A prefabricated balcony parapet seismic reinforcement structure comprises an angle steel reinforcement, a thin steel plate reinforcement and a steel mesh, wherein the angle steel reinforcement is fixedly arranged at the inner corner of the prefabricated balcony parapet, and the angle steel reinforcement connects the prefabricated balcony parapet with a wall, the prefabricated balcony parapet with a floor slab and two prefabricated balcony parapets, the thin steel plate reinforcement is arranged at the outer corner of the prefabricated balcony parapet, and the thin steel plate reinforcement connects the prefabricated balcony parapet with a wall, the prefabricated balcony parapet with a floor slab and two prefabricated balcony parapets, and covers the joints between the prefabricated balcony parapet and the wall, the prefabricated balcony parapet and the floor slab and the prefabricated balcony parapet, and the steel mesh is installed on the outer side of the prefabricated balcony parapet.

[0006] Furthermore, bolts are provided on the angle steel reinforcement piece and the thin steel plate reinforcement piece.

[0007] Furthermore, the portion of the steel mesh outside the thin steel plate is fixed to the prefabricated balcony railing through a U-shaped clip, and the portion of the steel mesh overlapping the thin steel plate is welded to the thin steel plate.

[0008] Furthermore, it also includes a grouting layer, wherein the grouting layer is poured into the joints between the prefabricated balcony parapet and the wall, the prefabricated balcony parapet and the floor slab, and the interior of the prefabricated balcony parapet.

[0009] Furthermore, it also includes a sealing paste layer and a caulking paste layer, wherein the sealing paste layer and the caulking paste layer are filled in the joints between the prefabricated balcony parapet and the wall, the prefabricated balcony parapet and the floor slab, and the interior of the prefabricated balcony parapet.

[0010] Furthermore, it also includes a plaster layer, which is coated on the outer side of the steel mesh.

[0011] The utility model has the following beneficial effects:

[0012] When the prefabricated balcony balustrade seismic reinforcement structure is applied, the angle steel reinforcement and the thin steel plate reinforcement are installed in sequence to form a base layer, and then the steel mesh is installed. After that, grouting material is poured at the joint to form a grouting material layer and sealing paste and caulking paste are filled to form a sealing paste layer and a caulking paste layer respectively, so that the reinforced prefabricated balcony balustrade has strong stability, strong seismic performance, and excellent air tightness and waterproof performance. At the same time, it has the advantages of relatively simple construction, high efficiency and low cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the utility model prefabricated balcony railing anti-seismic reinforcement structure during construction;

[0014] Figure 2 The utility model is a schematic diagram of the caulking paste layer, the grouting material layer and the sealing paste layer in the earthquake-resistant reinforcement structure of the prefabricated balcony parapet during construction.

[0015] In the figure, 1. prefabricated guardrail; 2. angle steel reinforcement; 3. thin steel plate reinforcement; 4. bolts; 5. steel mesh; 6. U-shaped card; 7. plaster layer; 8. caulking paste layer; 9. grouting material layer; 10. sealing paste layer. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] like Figure 1 and Figure 2As shown, the present embodiment provides a seismic reinforcement structure of a prefabricated balcony parapet, comprising an angle steel reinforcement 2, a thin steel plate reinforcement 3 and a steel mesh 5, wherein the angle steel reinforcement 2 is fixedly arranged at the inner corner of the prefabricated balcony parapet 1, and the angle steel reinforcement 2 connects the prefabricated balcony parapet 1 with the wall, the prefabricated balcony parapet 1 with the floor slab and two prefabricated balcony parapets 1, the thin steel plate reinforcement 3 is arranged at the outer corner of the prefabricated balcony parapet 1, and the thin steel plate reinforcement 3 connects the prefabricated balcony parapet 1 with the wall, the prefabricated balcony parapet 1 with the floor slab and two prefabricated balcony parapets 1, and covers the joints between the prefabricated balcony parapet 1 and the wall, the prefabricated balcony parapet 1 and the floor slab and the prefabricated balcony parapet 1, and the steel mesh 5 is installed on the outer surface of the prefabricated balcony parapet 1.

[0018] The angle steel reinforcement and the thin steel plate reinforcement 3 are both provided with bolts 4. The portion of the steel mesh 5 outside the thin steel plate is fixed to the prefabricated balcony railing 1 by a U-shaped clip 6, and the portion of the steel mesh 5 overlapping the thin steel plate is welded to the thin steel plate.

[0019] The prefabricated balcony parapet seismic reinforcement structure also includes a grouting layer 9, a sealing paste layer 10, a caulking paste layer 8 and a plaster layer 7, wherein the grouting layer 9 is poured into the joints between the prefabricated balcony parapet 1 and the wall, the prefabricated balcony parapet 1 and the floor slab, and the interior of the prefabricated balcony parapet 1, the sealing paste layer 10 and the caulking paste layer 8 are both filled in the joints between the prefabricated balcony parapet 1 and the wall, the prefabricated balcony parapet 1 and the floor slab, and the interior of the prefabricated balcony parapet 1, and the plaster layer 7 is coated on the outside of the steel mesh 5.

[0020] Specifically, during construction work:

[0021] 1. Reinforcement production:

[0022] 1) Use ∠50×5 angle steel, and make an angle steel reinforcement 2 with a length of 200mm according to the design dimensions of the plan. Punch holes 30mm away from the ends on both sides of the angle steel reinforcement 2 for fixation.

[0023] 2) Use thin steel plates to make square thin steel plate reinforcement members 3 according to the design dimensions of the plan, with a size of 200mm*200mm. Punch holes at the four corners of the thin steel plate reinforcement members 3 30mm away from the ends for fixation.

[0024] 2. After all the joints of the prefabricated balcony balustrade 1 of the existing building are processed, they shall be adjusted to ensure that the deviation meets the requirements of the specification.

[0025] 3. Fix the angle steel reinforcement 2 and the thin steel plate reinforcement 3 at the joints between the prefabricated balcony parapet 1 and the wall, the prefabricated balcony parapet 1 and the floor slab, and the prefabricated balcony parapet 1, with a spacing of 350mm, and use bolts 4 to fix them to form a base layer, wherein the bolts 4 are expansion bolts 4.

[0026] 4. After the base layer is treated, the steel mesh 5 is installed. The part in contact with the thin steel plate fixing piece is welded, and the rest is fixed with U-shaped clips 6.

[0027] 5. The joints between the prefabricated balcony parapet 1 and the wall, the prefabricated balcony parapet 1 and the floor slab, and the prefabricated balcony parapet 1 are reinforced by forming a grouting material layer 9 using pressure grouting material.

[0028] 6. The joints between the prefabricated balcony parapet 1 and the floor slab, the prefabricated balcony parapet 1 and the wall, and the prefabricated balcony parapet 1 are filled with sealing paste and caulking paste to form a sealing paste layer 10 and a caulking paste layer 8 to ensure good air tightness and waterproofness.

[0029] 7. After the details are processed to the required standard, the next plastering layer 7 shall be constructed.

[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A prefabricated balcony balustrade seismic reinforcement structure, characterized in that: The invention comprises an angle steel reinforcement member (2), a thin steel plate reinforcement member (3) and a steel mesh (5), wherein the angle steel reinforcement member (2) is fixedly arranged at the inner corner of the prefabricated balcony balustrade (1), and the angle steel reinforcement member (2) connects the prefabricated balcony balustrade (1) to the wall, the prefabricated balcony balustrade (1) to the floor slab and two prefabricated balcony balustrades (1); the thin steel plate reinforcement member (3) is arranged at the outer corner of the prefabricated balcony balustrade (1), and the thin steel plate reinforcement member (3) connects the prefabricated balcony balustrade (1) to the wall, the prefabricated balcony balustrade (1) to the floor slab and two prefabricated balcony balustrades (1), and covers the joints between the prefabricated balcony balustrade (1) and the wall, the prefabricated balcony balustrade (1) and the floor slab, and the prefabricated balcony balustrade (1); and the steel mesh (5) is installed on the outer surface of the prefabricated balcony balustrade (1).

2. The prefabricated balcony balustrade seismic reinforcement structure according to claim 1 is characterized in that: Bolts (4) are provided on both the angle steel reinforcement piece and the thin steel plate reinforcement piece (3).

3. A prefabricated balcony parapet seismic reinforcement structure according to claim 1 or 2, characterized in that: The portion of the steel mesh (5) located outside the thin steel plate is fixed to the prefabricated balcony railing (1) via a U-shaped clip (6), and the portion of the steel mesh (5) located overlapping the thin steel plate is welded to the thin steel plate.

4. The seismic reinforcement structure of a prefabricated balcony parapet according to claim 3 is characterized in that: It also comprises a grouting material layer (9), wherein the grouting material layer (9) is poured into the joints between the prefabricated balcony parapet (1) and the wall, the prefabricated balcony parapet (1) and the floor slab, and the interior of the prefabricated balcony parapet (1).

5. The prefabricated balcony parapet seismic reinforcement structure according to claim 1 or 4, characterized in that: It also comprises a sealing paste layer (10) and a caulking paste layer (8), wherein the sealing paste layer (10) and the caulking paste layer (8) are both filled in the joints between the prefabricated balcony parapet (1) and the wall, the prefabricated balcony parapet (1) and the floor slab, and the interior of the prefabricated balcony parapet (1).

6. The seismic reinforcement structure of a prefabricated balcony parapet according to claim 5, characterized in that: It also comprises a plaster layer (7), wherein the plaster layer (7) is coated on the outer side of the steel mesh (5).

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