CN113863703A - Single-span transverse wall reinforced masonry structure additionally provided with steel pull rods and ring beam structural columns and construction method thereof - Google Patents
Single-span transverse wall reinforced masonry structure additionally provided with steel pull rods and ring beam structural columns and construction method thereof Download PDFInfo
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- CN113863703A CN113863703A CN202111040722.6A CN202111040722A CN113863703A CN 113863703 A CN113863703 A CN 113863703A CN 202111040722 A CN202111040722 A CN 202111040722A CN 113863703 A CN113863703 A CN 113863703A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 115
- 239000010959 steel Substances 0.000 title claims abstract description 115
- 238000010276 construction Methods 0.000 title claims abstract description 40
- 230000001788 irregular Effects 0.000 claims abstract description 4
- 239000004570 mortar (masonry) Substances 0.000 claims description 11
- 239000004567 concrete Substances 0.000 claims description 10
- 239000004568 cement Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000004873 anchoring Methods 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000010960 cold rolled steel Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 238000004904 shortening Methods 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 230000035772 mutation Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 6
- 239000004372 Polyvinyl alcohol Substances 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
- E04G23/0222—Replacing or adding wall ties
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/02—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/64—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of concrete
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/64—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of concrete
- E04B2/66—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of concrete characterised by special cross-section of the elongated members
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/027—Preventive constructional measures against earthquake damage in existing buildings
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Abstract
The invention relates to a single-span transverse wall reinforced masonry structure additionally provided with steel pull rods and ring beam constructional columns and a construction method thereof, wherein the single-span transverse wall reinforced masonry structure comprises an additional constructional column side column, an additional constructional column corner column, an additional ring beam, steel pull rods and anchor bars, wherein the additional constructional column corner columns are distributed at four corners of a house; the side columns of the additional constructional columns are distributed at the joint of the outer wall and the transverse wall, and the stairwell and the corresponding corner of the irregular plane are arranged; the external constructional column corner column and the external constructional column side column are communicated along the full height of the house; the external ring beam is arranged at a height equal to that of a building (house) cover, and an external constructional column corner column, an external constructional column side column and the ring beam are integrally cast to form a closed whole along the periphery of the building; two ends of the steel pull rod arranged along the single-span transverse wall are anchored into the side column of the externally-added constructional column, the externally-added ring beam and the original wall body; therefore, the new structure and the old structure are reliably connected with each other in a pulling mode, the common stress is guaranteed, and the rigidity mutation of each layer is prevented.
Description
Technical Field
The invention relates to a reinforced masonry structure with steel pull rods and ring beam constructional columns additionally arranged on a single-span transverse wall and a construction method of the reinforced masonry structure, and belongs to the technical field of comprehensive reconstruction of existing buildings.
Background
The single-span transverse wall of the existing masonry structure house is subjected to seismic reinforcement, and a reinforcing method that reinforced concrete constructional columns (corner columns and side columns), external ring beams and single-span transverse walls are additionally provided with steel pull rods is generally adopted. After multiple earthquake verification, the method is safe and reliable, the ductility of the structure is obviously improved, and the collapse resistance of the structure is enhanced. More than 80% of the buildings are brick-concrete structures, and the scheme of reinforcing single-span transverse walls by adding steel pull rods, adding ring beams and adding constructional columns is also very suitable. The invention mainly aims at the single-span transverse wall externally-added ring beam, externally-added constructional column and additionally-added steel pull rod to reinforce the masonry structure and the construction method thereof.
Disclosure of Invention
The invention provides a reinforced masonry structure with steel pull rods and ring beam structural columns additionally arranged on a single-span transverse wall and a construction method thereof, and mainly aims to enhance collapse resistance of the structure and toughness of the structure.
The technical scheme of the invention is as follows:
the single-span transverse wall is additionally provided with steel pull rods, ring beam constructional columns to reinforce a masonry structure and a construction method thereof, and comprises additional constructional column side columns, additional constructional column corner columns, additional ring beams, steel pull rods and anchor bars, wherein the additional constructional column corner columns are distributed at four corners of a house; the side columns of the additional constructional columns are distributed at the joint of the outer wall and the transverse wall, and the stairwell and the corresponding corner of the irregular plane are arranged; the external constructional column corner column, the external constructional column side column, the external ring beam and the steel pull rod are connected into a closed system; the external constructional column corner column and the external constructional column side column are communicated along the full height of the house; the concrete strength grades of the external constructional column corner column and the external constructional column side column are not lower than C30; the external ring beam is arranged at a height equal to that of a building (house) cover, and an external constructional column corner column, an external constructional column side column and the ring beam are integrally cast to form a closed whole along the periphery of the building; two ends of the steel pull rod arranged along the single-span transverse wall are anchored into the side column of the externally-added constructional column, the externally-added ring beam and the original wall body; when the steel pull rod is anchored in the single-span transverse wall, the end head is fastened by adopting a square steel base plate and a nut and is embedded into the ring beam; the steel pull rods in the single-span transverse wall are fastened and connected by turnbuckle screws; the anchor slurry of the steel pull rod and the anchor bar in the anchor hole of the wall body is grouted by cement-based antirust mortar.
Furthermore, the external constructional column corner column and the external constructional column side column are not separately provided with foundations and extend 500mm below the outdoor ground or are connected with foundation ring beams with the buried depth of less than 500 mm.
Furthermore, the side column of the additional constructional column adopts a section of 240mm multiplied by 180mm or 300mm multiplied by 150mm, and the corner column of the additional constructional column adopts an L-shaped equilateral corner column with the side length of 600mm, and the thickness of the L-shaped equilateral corner column is not less than 120 mm.
Furthermore, the longitudinal steel bars at the corners of the external constructional column corner column and the external constructional column side column adopt 12 phi 12 and are arranged in double rows.
Further, when the steel pull rod is anchored in the single-span transverse wall, the end is fastened by a square steel base plate and a nut, the end of the steel pull rod is sleeved with a thread and is fastened and connected by the nut, and the diameter of the steel pull rod and the size of the square steel base plate are selected according to the size in the table 1.
TABLE 1 Table for selecting diameter of steel pull rod and size of square steel pad
Further, the diameter of the steel pull rod connected with the single-span transverse wall is selected according to the table 2. When the diameter of the single steel pull rod is too large, a double steel pull rod can be adopted, and the total effective cross-sectional area of the double steel pull rod is 1.25 times larger than that of the single steel pull rod.
TABLE 2 Single-span steel pull rod diameter selecting meter connected with transverse wall
Furthermore, the distance between the steel pull rod in the single-span transverse wall and the transverse wall is not more than 100 mm.
Furthermore, the square steel base plate is a cold-rolled steel plate with the thickness of 80mm multiplied by 8mm, and the depth of the square steel base plate embedded into the ring beam is not less than 50 mm.
Furthermore, the cement base material antirust mortar for crack pouring is added with a water reducing agent to prepare compact mortar, the mixing volume ratio of the polyvinyl alcohol fibers is not more than 2%, the preparation strength of the cement base material antirust mortar is not less than M10, and the addition amount of the polyvinyl alcohol fibers in each cubic meter of the cement base material antirust mortar is 0.6-1.9 kg.
Furthermore, the concrete strength grade of the external ring beam is not lower than C30, the steel bars are hot rolled steel bars of HPB300 or HRB335 grade, the height of the section of the external ring beam is not less than 180mm, and the width of the external ring beam is not less than 120 mm.
Furthermore, the diameter of an anchor hole of the anchor bar is 18 mm-25 mm, and the anchoring depth is 150 mm-200 mm.
The single-span transverse wall is additionally provided with the steel pull rod and the ring beam structure column to reinforce the masonry structure and the construction method thereof, and the method comprises the following steps:
the method comprises the following steps: and (5) blanking according to a design drawing.
Step two: and (3) removing the shortenings, oil stains or the veneer layer of the wall surface before constructing the external constructional column corner column, the external constructional column side column, the external ring beam and the steel pull rod, and plastering and reinforcing the wall surface to be constructed.
Step three: and (3) before the external constructional column corner column, the external constructional column side column, the external ring beam and the steel pull rod are poured, the steel bar arrangement, the anchor bar arrangement, the anchoring drawknot, the template support and the like are checked to be qualified, and then concrete pouring construction is carried out.
Step four: the external constructional column corner column, the external constructional column side column, the external ring beam and the end part of the steel pull rod are continuously poured, and construction joints are strictly forbidden at the transverse wall within 1000mm from the steel pull rod.
Step five: and the top of the external ring beam is well flooded outwards, and the bottom surface of the external ring beam is provided with a water dripping groove.
Step six: the steel pull rod is tensioned and anchored in the side column and the ring beam of the externally added constructional column, and exposed iron pieces are subjected to rust prevention treatment.
Has the advantages that:
the most obvious advantage of the invention is that the arrangement of the external ring beam, the external constructional column corner column and the external constructional column side column is vertically centered, new and old structures are pulled through on the plane, mutual reliable pulling connection is ensured, common stress is ensured, and sudden change of rigidity of each layer is prevented. The method is suitable for non-ultrahigh and non-ultralimit masonry structures, and the ratio of the earthquake shear effect to each wall after reinforcement is less than 1.
Drawings
FIG. 1 is a schematic plane view of a single-span transverse wall with additional steel tie rods and ring beam structural columns to reinforce a masonry structure;
FIG. 2 is a structural view of a single-span transverse wall with an additional constructional column and a corner column;
FIG. 3 is a structural diagram of a single-span transverse wall steel pull rod;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a side column construction diagram of a single span transverse wall with additional construction columns.
In the figure, 1: additionally arranging a constructional column side column; 2: an external ring beam; 3: a steel tie rod; 4: anchoring ribs; 5: a square steel backing plate; 6: a turnbuckle; 7: additionally arranging a structural column corner column; 8: and longitudinal steel bars at corners.
Detailed Description
A single-span transverse wall is additionally provided with steel pull rods, a ring beam constructional column reinforced masonry structure and a construction method thereof, and the construction method is shown in the figures 1 to 5 and comprises an additional constructional column side column 1, an additional constructional column corner column 7, an additional ring beam 2, steel pull rods 3 and anchor bars 4; the external constructional column corner columns 7 are distributed at four corners of the house; the side columns 1 of the additional constructional columns are distributed at the joint of the outer wall and the transverse wall, and the stairwell and the corresponding corner of the irregular plane are arranged; the external constructional column corner column 7, the external constructional column side column 1, the external ring beam 2 and the steel pull rod 3 are connected into a closed system; the external constructional column corner column 7 and the external constructional column side column 1 are communicated along the full height of the house; the concrete strength grades of the external constructional column corner column 7 and the external constructional column side column 1 are not lower than C30; the height of the external ring beam 2 is equal to the height of a building (house) cover, and an external constructional column corner column 7, an external constructional column side column 1 and the external ring beam 2 are integrally cast to form a closed whole along the periphery of the building; two ends of the steel pull rod 3 arranged along the single-span transverse wall are anchored into the external constructional column side column 1, the external ring beam 2 and the original wall body; when the steel pull rod is anchored in the single-span transverse wall, the end head is fastened by adopting a square steel base plate 5 and a nut and is embedded into the external ring beam 2; the steel pull rods 3 in the single-span transverse wall are fastened and connected by turn screws 6; and the anchor slurry of the steel pull rod 3 and the anchor bars 4 in the wall anchor hole is grouted by cement-based antirust mortar.
Furthermore, the external constructional column corner column 7 and the external constructional column side column 1 are not separately provided with a foundation and extend 500mm below the outdoor ground or are connected with a foundation ring beam with the buried depth of less than 500 mm.
Furthermore, the external constructional column side column 1 adopts a section of 240mm multiplied by 180mm or 300mm multiplied by 150mm, and the external constructional column corner column 7 adopts an L-shaped equilateral corner column with the side length of 600mm, and the thickness is not less than 120 mm.
Furthermore, longitudinal steel bars 8 at the corners of the external constructional column corner column 7 and the external constructional column side column 1 are 12 phi 12 and are arranged in double rows.
Further, when the steel pull rod 3 is anchored in the single-span transverse wall, the end is fastened by the square steel base plate 5 and the nut, the end of the steel pull rod 3 is sleeved with the screw thread and is fastened and connected by the nut, and the diameter of the steel pull rod 3 and the size of the square steel base plate 5 are selected according to the size in the table 1.
TABLE 1 Table for selecting diameter of steel pull rod and size of square steel pad
Further, the diameter of the steel pull rod 3 connected with the single-span transverse wall is selected according to the table 2. When the diameter of the single steel pull rod 3 is too large, the double steel pull rod 3 can be adopted, and the total effective cross-sectional area of the double steel pull rod 3 is 1.25 times larger than that of the single steel pull rod 3.
TABLE 2 Single-span steel pull rod diameter selecting meter connected with transverse wall
Further, the distance between the steel pull rod 3 in the single-span transverse wall and the transverse wall is not more than 100 mm.
Furthermore, the square steel backing plate 5 is a cold-rolled steel plate with the thickness of 80mm multiplied by 8mm, and is embedded into the external ring beam 2 to the depth of not less than 50 mm.
Furthermore, the cement base material antirust mortar for crack pouring is added with a water reducing agent to prepare compact mortar, the mixing volume ratio of the polyvinyl alcohol fibers is not more than 2%, the preparation strength of the cement base material antirust mortar is not less than M10, and the addition amount of the polyvinyl alcohol fibers in each cubic meter of the cement base material antirust mortar is 0.6-1.9 kg.
Furthermore, the concrete strength grade of the external ring beam 2 is not lower than C30, the steel bars are hot rolled steel bars of HPB300 or HRB335 grade, the height of the section of the external ring beam 2 is not less than 180mm, and the width of the section of the external ring beam is not less than 120 mm.
Furthermore, the diameter of the anchor hole of the anchor bar 4 is 18 mm-25 mm, and the anchoring depth is 150 mm-200 mm.
The single-span transverse wall is additionally provided with the steel pull rod and the ring beam structure column to reinforce the masonry structure and the construction method thereof, and the method comprises the following steps:
the method comprises the following steps: and (5) blanking according to a design drawing.
Step two: before the construction of the additional constructional column corner column 7, the additional constructional column side column 1, the additional ring beam 2 and the steel pull rod 3, the shortenings, oil stains or the finish coat of the wall surface is removed, and the wall surface to be constructed is plastered and reinforced.
Step three: and (3) before the external constructional column corner column 7, the external constructional column side column 1, the external ring beam 2 and the steel pull rod 3 are poured, the steel bar arrangement, the anchor bar 4 arrangement, the anchoring tie, the template support and the like are checked to be qualified, and then concrete pouring construction is carried out.
Step four: the ends of the external constructional column corner column 7, the external constructional column side column 1, the external ring beam 2 and the steel pull rod 3 are continuously poured, and construction joints are strictly forbidden at the transverse wall within 1000mm away from the steel pull rod 3.
Step five: the top of the external ring beam 2 is well flooded outwards, and the bottom surface is provided with a drip groove.
Step six: the steel pull rod 3 is tensioned and anchored in the external constructional column side column 1 and the external ring beam 2, and exposed iron pieces are subjected to rust prevention treatment.
The above is a typical embodiment of the present invention, and the specific implementation of the present invention is not limited thereto, and meanwhile, the invention patent of "reinforcing masonry structure by double-span and multi-span transverse wall steel tie, ring beam structural column and construction method thereof" is also applied.
Claims (9)
1. The single-span transverse wall is additionally provided with the steel pull rod and the ring beam structure column to reinforce the masonry structure and the construction method thereof, and is characterized in that: comprises an additional constructional column side column (1), an additional constructional column corner column (7), an additional ring beam (2), a steel pull rod (3) and an anchor bar (4); the additional constructional column corner columns (7) are distributed at four corners of the house; the side columns (1) of the additional constructional columns are distributed at the joint of the outer wall and the transverse wall, and the stairwell and the corresponding corner of the irregular plane are arranged; the external constructional column corner column (7), the external constructional column side column (1), the external ring beam (2) and the steel pull rod (3) are connected to form a closed system; the external constructional column corner column (7) and the external constructional column side column (1) are communicated along the full height of the house; the concrete strength grades of the external constructional column corner column (7) and the external constructional column side column (1) are not lower than C30; the height of the external ring beam (2) is equal to the height of a building (house) cover, and an external constructional column corner column (7), an external constructional column side column (1) and the external ring beam (2) are integrally cast to form a closed whole along the periphery of the building; two ends of the steel pull rod (3) arranged along the single-span transverse wall are anchored into the external constructional column side column (1), the external ring beam (2) and the original wall body; when the steel pull rod is anchored on the single-span transverse wall, the end head is fastened by adopting a square steel base plate (5) and a nut and is embedded into the external ring beam (2); the single-span transverse wall steel pull rods (3) are fixedly connected by turn screws (6); and the anchor slurry of the steel pull rod (3) and the anchor bar (4) in the wall anchor hole is grouted by cement-based antirust mortar.
2. The single-span transverse wall reinforced masonry structure with the steel pull rods and the ring beam construction columns and the construction method of the single-span transverse wall reinforced masonry structure are characterized in that: the external constructional column corner column (7) and the external constructional column side column (1) are not separately provided with a foundation and extend 500mm below the outdoor ground or are connected with a foundation ring beam with the buried depth of less than 500 mm.
3. The single-span transverse wall reinforced masonry structure with the steel pull rods and the ring beam construction columns and the construction method of the single-span transverse wall reinforced masonry structure are characterized in that: the side column (1) of the additional constructional column adopts a section of 240mm multiplied by 180mm or 300mm multiplied by 150mm, the corner column (7) of the additional constructional column adopts an L-shaped equilateral corner column with the side length of 600mm, and the thickness is not less than 120 mm.
4. The single-span transverse wall reinforced masonry structure with the steel pull rods and the ring beam construction columns and the construction method of the single-span transverse wall reinforced masonry structure are characterized in that: the longitudinal steel bars (8) at the corners of the external constructional column corner column (7) and the external constructional column side column (1) adopt 12 phi 12 and are arranged in double rows.
5. The single-span transverse wall reinforced masonry structure with the steel pull rods and the ring beam construction columns and the construction method of the single-span transverse wall reinforced masonry structure are characterized in that: when the steel pull rod (3) is anchored by a single-span transverse wall, the end is fastened by a square steel base plate (5) and a nut, the end of the steel pull rod (3) is sheathed with a screw thread and is fastened and connected by the nut, the square steel base plate (5) is a cold-rolled steel plate with the thickness of 80mm multiplied by 8mm, and the depth of the square steel base plate is not less than 50mm when the square steel base plate is embedded into an outer ring beam (2).
6. The single-span transverse wall reinforced masonry structure with the steel pull rods and the ring beam construction columns and the construction method of the single-span transverse wall reinforced masonry structure are characterized in that: the distance between the single-span transverse wall steel pull rod (3) and the transverse wall is not more than 100 mm.
7. The single-span transverse wall reinforced masonry structure with the steel pull rods and the ring beam construction columns and the construction method of the single-span transverse wall reinforced masonry structure are characterized in that: the concrete strength grade of the external ring beam (2) is not lower than C30, the steel bars are hot rolled steel bars of HPB300 or HRB335 grade, the height of the section of the external ring beam (2) is not less than 180mm, and the width of the external ring beam is not less than 120 mm.
8. The single-span transverse wall reinforced masonry structure with the steel pull rods and the ring beam construction columns and the construction method of the single-span transverse wall reinforced masonry structure are characterized in that: the diameter of the anchor hole of the anchor bar (4) is 18 mm-25 mm, and the anchoring depth is 150 mm-200 mm.
9. The single-span transverse wall additionally provided with the steel pull rod and the ring beam construction column reinforced masonry structure and the construction method thereof according to any one of claims 1 to 8, wherein the construction method comprises the following steps: the method comprises the following steps:
the method comprises the following steps: and (5) blanking according to a design drawing.
Step two: before the construction of the additional constructional column corner column (7), the additional constructional column side column (1), the additional ring beam (2) and the steel pull rod (3), the shortenings, oil stains or the veneer layer of the wall surface is removed, and the wall surface to be constructed is plastered and reinforced.
Step three: and (3) before the additional constructional column corner column (7), the additional constructional column side column (1), the additional ring beam (2) and the steel pull rod (3) are poured, the steel bar arrangement, the anchor bar (4) arrangement, the anchoring tie and the template support are checked to be qualified, and then concrete pouring construction is carried out.
Step four: the end parts of the external constructional column corner column (7), the external constructional column side column (1), the external ring beam (2) and the steel pull rod (3) are continuously poured, and construction joints are strictly forbidden at the transverse wall within 1000mm away from the steel pull rod (3).
Step five: the top of the external ring beam (2) is provided with an outward flashing, and the bottom surface is provided with a water dripping groove.
Step six: the steel pull rod (3) is tensioned and anchored in the external constructional column side column (1) and the external ring beam (2), and exposed iron pieces are subjected to rust prevention treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111040722.6A CN113863703A (en) | 2021-09-03 | 2021-09-03 | Single-span transverse wall reinforced masonry structure additionally provided with steel pull rods and ring beam structural columns and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111040722.6A CN113863703A (en) | 2021-09-03 | 2021-09-03 | Single-span transverse wall reinforced masonry structure additionally provided with steel pull rods and ring beam structural columns and construction method thereof |
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| CN113863703A true CN113863703A (en) | 2021-12-31 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114525943A (en) * | 2022-02-16 | 2022-05-24 | 陕西省建筑科学研究院有限公司 | Single-layer masonry rural house seismic reinforcement construction method under limited conditions |
| CN117231029A (en) * | 2023-08-28 | 2023-12-15 | 齐齐哈尔大学 | Outer frame for reinforcing and reforming precast slab brick concrete structure and construction method thereof |
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2021
- 2021-09-03 CN CN202111040722.6A patent/CN113863703A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114525943A (en) * | 2022-02-16 | 2022-05-24 | 陕西省建筑科学研究院有限公司 | Single-layer masonry rural house seismic reinforcement construction method under limited conditions |
| CN114525943B (en) * | 2022-02-16 | 2024-07-23 | 陕西省建筑科学研究院有限公司 | Single-layer masonry agriculture room anti-seismic reinforcement construction method under limiting condition |
| CN117231029A (en) * | 2023-08-28 | 2023-12-15 | 齐齐哈尔大学 | Outer frame for reinforcing and reforming precast slab brick concrete structure and construction method thereof |
| CN117231029B (en) * | 2023-08-28 | 2024-04-26 | 齐齐哈尔大学 | Outer frame for reinforcing and reforming precast slab brick concrete structure and construction method thereof |
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