CN220353476U - Staggered equilateral angle steel reinforcing brick wall device - Google Patents

Staggered equilateral angle steel reinforcing brick wall device Download PDF

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Publication number
CN220353476U
CN220353476U CN202321444255.8U CN202321444255U CN220353476U CN 220353476 U CN220353476 U CN 220353476U CN 202321444255 U CN202321444255 U CN 202321444255U CN 220353476 U CN220353476 U CN 220353476U
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angle steel
wall body
steel
staggered
equilateral
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CN202321444255.8U
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丰村
宋明志
陶士恒
成金阁
刘响
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Jiangsu Ocean University
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Jiangsu Ocean University
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Abstract

The utility model discloses a staggered equilateral angle steel reinforcing brick wall device which comprises a wall body, wherein a foundation is arranged at the bottom of the wall body, a floor is arranged at the top of the wall body, horizontal angle steel is arranged at the top and the bottom of the inner side and the outer side of the wall body, a plurality of T-shaped steel plates are arranged at the outer side of the wall body, a plurality of strip steel plates are arranged at the inner side of the wall body, equilateral angle steel is arranged on each of the T-shaped steel plates and the strip steel plates, chemical anchor bolt mounting holes are formed in the horizontal angle steel, and opposite-pull bolt through holes are formed in the strip steel plates and the T-shaped steel plates. The staggered arrangement form of the utility model can form a larger three-way compression area, increase the compression area and improve the bearing capacity of the brick wall; compared with the traditional centering arrangement, the staggered arrangement is more compact under the condition of the same steel amount, so that the integrity and stability of the wall body can be effectively improved, vertical penetrating cracks are converted into oblique penetrating cracks, and the damage path is prolonged; near peak load, the duration is longer, and the burstiness of brittle failure is effectively reduced.

Description

Staggered equilateral angle steel reinforcing brick wall device
Technical Field
The utility model relates to the field of masonry brick walls, in particular to a staggered arrangement equilateral angle steel reinforcing brick wall device.
Background
The prior masonry structure reinforcing method usually comprises a plate wall reinforcing method and a surface layer reinforcing method, a buttress column method is additionally arranged, and fiber materials are adhered, so that the advantages of the respective reinforcing methods are shown in different engineering examples. However, the wet operation is more, the construction period is longer, the local reinforcement is not considered to be integral, and some problems such as time consumption and labor consumption are exposed. The steel reinforced masonry structure has the advantages of short construction period, reduced wet operation, simple construction, small occupied area, convenience for local reinforcement and the like, and is attractive to students at home and abroad, and a series of researches are developed for reinforcing the steel reinforced brick masonry structure. However, the factors such as low axial rigidity of the steel plate band and the profiled steel plate, easy bending, high reinforcing effect, high manufacturing cost and the like still need to be further studied. Accordingly, the staggered equilateral angle steel reinforcing brick wall device is provided, and the device starts from the staggered arrangement mode, so that three effective constraint areas can be formed, the bearing capacity is greatly improved, and the inclined drawknot forms a stable triangle structure, increases the connecting path and forms a three-way compression area.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a staggered arrangement equilateral angle steel reinforcing brick wall device, which aims at solving the problems of long-term service, serious degradation and the like of the brick wall with the existing masonry structure.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a staggered arrangement equilateral angle steel consolidates brick wall device, includes the wall body, the bottom of wall body is equipped with the basis, the top of wall body is equipped with the floor, horizontal angle steel is all installed at the top and the bottom of the inside and outside of wall body, the outside of wall body is provided with a plurality of T shaped steel board, a plurality of rectangular steel sheet is installed to the inboard of wall body, all install equilateral angle steel on T shaped steel sheet and the rectangular steel sheet, be equipped with chemical anchor bolt mounting hole on the horizontal angle steel, all be equipped with on rectangular steel sheet and the T shaped steel sheet and to the stay bolt through-hole.
As a preferable technical scheme of the utility model, the horizontal angle steel at the top of the wall body is arranged on a floor slab through the planted bars, the horizontal angle steel at the top and the bottom of the two sides of the wall body is connected with the wall body through anchor bolts in an anchoring manner, and the horizontal angle steel at the bottom of the wall body is arranged on a foundation through the planted bars.
As a preferable technical scheme of the utility model, the floor slab and the foundation are provided with chemical anchor bolt mounting holes matched with the planted bars.
As a preferable technical scheme of the utility model, the equilateral angle steel on one side of the wall body is welded and connected with the T-shaped steel plate and the horizontal angle steel, and the equilateral angle steel on the other side of the wall body is welded and connected with the strip steel plate and the horizontal angle steel.
As a preferable technical scheme of the utility model, the T-shaped steel plate and the equilateral angle steel are fixed by opposite pulling through opposite pulling bolts.
As a preferable technical scheme of the utility model, an angle steel gasket is arranged at the contact part of the end part of the split bolt, the T-shaped steel plate and the strip steel plate.
As a preferable technical scheme of the utility model, the T-shaped steel plate is formed by vertically welding two strip steel plates with the same thickness, and the horizontal angle steel is formed by welding strip steel plates with two mutually perpendicular and equal sides.
The beneficial effects of the utility model are as follows:
(1) The staggered arrangement form provided by the utility model can form a larger three-way compression area, so that the compression area is increased, and the bearing capacity of the brick wall is improved; compared with the traditional centering arrangement, the staggered arrangement is more compact under the condition of the same steel amount, and the integrity and stability of the wall can be effectively improved.
(2) The oblique drawknot provided by the utility model forms a stable triangle structure, increases the connecting path and forms a three-way compression area.
(3) The T-shaped steel plate provided by the utility model can be better deformed in lower buckling and can improve the bending resistance.
(4) The angle steel gasket provided by the utility model can better ensure the effectiveness of oblique drawknot.
(5) According to the staggered equilateral angle steel reinforced brick wall, through experimental verification, compared with an unreinforced brick wall, the staggered equilateral angle steel reinforced brick wall has the advantages that the cracking load is improved by 30-45%, and the peak load is improved by 45-80%; when the oblique angle is 45 degrees, compared with the traditional brick wall reinforced by the equilateral angle steel arranged in the middle, the peak load is improved by 13 percent.
(6) According to the staggered arrangement equilateral angle steel reinforced brick wall, the vertical penetrating cracks are converted into oblique penetrating cracks, so that the damage path is prolonged; near peak load, the duration is longer, and the burstiness of brittle failure is effectively reduced.
Drawings
Fig. 1 is a schematic front view of a staggered arrangement of the present utility model.
Fig. 2 is a schematic back view of a staggered arrangement of the present utility model.
Fig. 3 is a schematic view of an oblique drawknot according to the present utility model.
Fig. 4 is a plan view of a T-shaped steel sheet according to the present utility model.
Fig. 5 is an elevation view of a T-shaped steel sheet of the present utility model.
Fig. 6 is a schematic view of an equilateral angle steel of the present utility model.
Fig. 7 is a schematic view of a partial diagonal tie angle steel gasket of the present utility model.
In the figure: horizontal angle steel 1, equilateral angle steel 2, T-shaped steel plate 3, chemical anchor bolt mounting holes 4, planted bars 5, split bolts 6, long steel plates 7, split bolt through holes 8, angle steel gaskets 9, foundations 10, floors 11 and walls 12.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Examples: referring to fig. 1-7, the present utility model provides a technical solution: the utility model provides a staggered arrangement equilateral angle steel consolidates brick wall device, including wall body 12, wall body 12's bottom is equipped with basis 10, wall body 12's top is equipped with floor 11, wall body 12 is inside and outside top and bottom all install horizontal angle steel 1, wall body 12's outside is provided with a plurality of T shaped steel board 3, wall body 12's inboard is installed a plurality of rectangular steel sheet 7, all install equilateral angle steel 2 on T shaped steel board 3 and the rectangular steel sheet 7, be equipped with chemical anchor bolt mounting hole 4 on horizontal angle steel 1, all be equipped with on rectangular steel sheet 7 and the T shaped steel sheet 3 to the stay bolt through hole 8.
The horizontal angle steel 1 at the top of the wall body 12 is installed on the floor slab 11 through the bar planting 5, the horizontal angle steel 1 at the top and the bottom of the two sides of the wall body 12 is connected with the wall body 12 through anchor bolts in an anchoring manner, and the horizontal angle steel 1 at the bottom of the wall body 12 is installed on the foundation 10 through the bar planting 5.
And the floor slab 11 and the foundation 10 are respectively provided with a chemical anchor bolt mounting hole 4 matched with the planted bar 5.
The equilateral angle steel 2 on one side of the wall body 12 is welded and connected with the T-shaped steel plate 3 and the horizontal angle steel 1, and the equilateral angle steel 2 on the other side of the wall body 12 is welded and connected with the strip steel plate 7 and the horizontal angle steel 1.
The T-shaped steel plate 3 and the equilateral angle steel 2 are fixed by opposite pulling through a opposite pulling bolt 6.
An angle steel gasket 9 is arranged at the contact position of the end part of the split bolt 6 and the T-shaped steel plate 3 as well as the strip steel plate 7.
The T-shaped steel plate 3 is formed by vertically welding two strip steel plates 7 with the same thickness, and the horizontal angle steel 1 is formed by welding strip steel materials with two mutually perpendicular and equal sides.
Working principle: the brick wall reinforcing device adopts horizontal angle steel 1, equilateral angle steel 2, T-shaped steel plates 3, split bolts 6 and strip steel plates 7 to form a larger three-way compression area, so that the compression area is increased, and the bearing capacity of the brick wall is improved; compared with the traditional centering arrangement, the staggered arrangement is more compact under the condition of the same steel amount, so that the integrity and stability of the wall can be effectively improved; the pull bolt 6 is used for oblique drawknot to form a stable triangle structure, the connecting path is increased, and a three-way compression area is formed; the T-shaped steel plate 3 can be better deformed in lower buckling, so that the bending resistance of the steel plate is improved; the effectiveness of oblique drawknot can be better guaranteed by the angle steel gasket 9.
The test shows that compared with the unreinforced brick wall, the crack load of the staggered equilateral angle steel reinforced brick wall is improved by 30-45% and the peak load is improved by 45-80%; when the oblique angle is 45 degrees, compared with the traditional brick wall reinforced by the equilateral angle steel arranged in the middle, the peak load is improved by 13 percent.
The vertical penetrating crack is converted into an oblique penetrating crack, so that the damage path is lengthened; near peak load, the duration is longer, and the burstiness of brittle failure is effectively reduced.
The concrete construction steps are as follows:
(1) Cleaning and polishing a reinforced wall base surface; the steel plate positions designed at the intersection of the upper part of the original wall surface and the floor slab, the intersection of the lower part of the original wall surface and the foundation and the middle part of the original wall surface are all polished by adopting an angle grinder and matched with diamond until a new surface is exposed, and dust is blown off by compressed air; then arranging horizontal angle steel 1 on the upper part and the lower part of the wall body 12, and polishing corresponding positions of the wall surface, the floor slab and the foundation in advance to ensure that two limbs of the horizontal angle steel are tightly attached to the wall body 12;
(2) Forming, rust removing and roughening the steel plate; the equilateral angle steel 2, the T-shaped steel plate 2 and the like are manufactured, molded and transported to a reinforcing site in a processing factory, rust removal treatment is needed to be carried out on the steel plate on site, if the steel plate is not rusted, a flat grinding wheel can be adopted for grinding until metallic luster appears, grains are ground, and the grains are consistent with the stress direction of the steel plate;
(3) Horizontal angle steel, wall base drilling and arrangement; according to design requirements, chemical anchor bolt mounting holes 4 are reserved on the horizontal angle steel 1, the chemical anchor bolt mounting holes 4 are reserved at corresponding positions of a foundation and a floor slab, after the horizontal angle steel 1 is arranged, one side of the horizontal angle steel 1 at the upper part of the wall body 12 is anchored with the floor slab by adopting a steel planting bar 5, the other side of the horizontal angle steel penetrates through the wall body in the thickness direction and the inner side horizontal angle steel side, the horizontal angle steel 1 at the lower part of the wall body is anchored with the foundation by adopting a split bolt 6, and the other side of the horizontal angle steel 1 at the lower part of the wall body penetrates through the wall body in the thickness direction and the inner side horizontal angle steel by adopting the split bolt 6; so far, the fixation of the equilateral angle steel fixing device is completed.
(4) Staggered arrangement of equilateral angle steel; the inner side and the outer side of the wall body are arranged with equal angle steel in a staggered manner, T-shaped steel plates 3 are arranged at the positions of the equal angle steel at the outer side and the three equal parts of the wall body, and strip steel plates 7 are arranged at the three equal parts of the inner side of the wall body 12 according to design requirements.
The T-shaped steel plate 3, the strip steel plate 7 and the wall base surface are reserved with split bolt through holes 8, the wall base surface is polished in advance, mortar or epoxy resin is adopted to ensure the close fitting of the steel plate and the wall surface, after the fitting is finished, the staggered equal angle steels are welded in sequence, the lower parts of the upper parts of the equal angle steels are welded with horizontal angle steels, and the equal angle steels 2 are welded with the T-shaped steel plate 3 or the strip steel plate 7; so far, the staggered arrangement of the equilateral angle steel devices is completed.
(5) Oblique drawknot device; the split bolt 6 sequentially penetrates through the T-shaped steel plate 3 on the outer side of the wall body, the wall body and the strip steel plate 7 on the inner side of the wall body, and the inner side of the wall body is tied through the split bolt 6, so that constraint is enhanced. The oblique drawknot device comprises a split bolt 6 and an angle steel gasket 9, and the angle steel gasket 9 is convenient for exerting external force on the split bolt Shi Xiexiang to tighten. Wherein the angle steel gasket 9 is welded with the T-shaped steel plate 3 or the strip steel plate 7.
Finally, mortar plastering can be adopted in actual engineering. Cement mortar can be used for plastering the two sides of the wall body, and the thickness is preferably higher than the height of the equilateral angle steel for covering. The thickness of the mortar plastering is generally 30-50 mm, and layering mortar plastering is generally adopted for 3-5 times of construction, and the thickness of each layer is 10-15 mm.
The mortar plastering makes up the gaps between the equilateral angle steel and the wall body. In order to fully exert the reinforcing effect of the reinforcing method, according to the results of experiments and numerical analysis, the inclined angle is recommended to be 45 degrees, the tightness of the inclined drawknot of the split bolt is ensured, the inclined drawknot force of the split bolt is increased, the effectiveness of three-way constraint is ensured, and the axial rigidity difference of the three-way constraint area and the unconstrained area is effectively controlled.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims (7)

1. The utility model provides a staggered arrangement equilateral angle steel reinforcement brick wall device, includes wall body (12), its characterized in that: the bottom of wall body (12) is equipped with basis (10), the top of wall body (12) is equipped with floor (11), horizontal angle steel (1) are all installed at the top and the bottom in the inside and outside of wall body (12), the outside of wall body (12) is provided with a plurality of T shaped steel board (3), rectangular steel sheet (7) of a plurality of are installed to the inboard of wall body (12), equilateral angle steel (2) are all installed on T shaped steel board (3) and rectangular steel sheet (7), be equipped with chemical anchor bolt mounting hole (4) on horizontal angle steel (1), all be equipped with on rectangular steel sheet (7) and T shaped steel sheet (3) to stay bolt through hole (8).
2. A staggered equilateral angle steel reinforced brick wall device in accordance with claim 1, wherein: the horizontal angle steel (1) at the top of the wall body (12) is installed on the floor slab (11) through the planting bars (5), the horizontal angle steel (1) at the top and the bottom of two sides of the wall body (12) are connected with the wall body (12) through anchor bolts in an anchoring mode, and the horizontal angle steel (1) at the bottom of the wall body (12) is installed on the foundation (10) through the planting bars (5).
3. A staggered equilateral angle steel reinforced brick wall device in accordance with claim 1, wherein: and chemical anchor bolt mounting holes (4) matched with the planting bars (5) are reserved on the floor slab (11) and the foundation (10).
4. A staggered equilateral angle steel reinforced brick wall device in accordance with claim 1, wherein: the equilateral angle steel (2) on one side of the wall body (12) is welded and connected with the T-shaped steel plate (3) and the horizontal angle steel (1), and the equilateral angle steel (2) on the other side of the wall body (12) is welded and connected with the strip-shaped steel plate (7) and the horizontal angle steel (1).
5. A staggered equilateral angle steel reinforced brick wall device in accordance with claim 1, wherein: the T-shaped steel plate (3) and the equilateral angle steel (2) are fixed in a pulling mode through a split bolt (6).
6. A staggered equilateral angle steel reinforced brick wall device in accordance with claim 1, wherein: an angle steel gasket (9) is arranged at the contact position of the end part of the split bolt (6) and the T-shaped steel plate (3) and the strip steel plate (7).
7. A staggered equilateral angle steel reinforced brick wall device in accordance with claim 1, wherein: the T-shaped steel plate (3) is formed by vertically welding two strip steel plates (7) with the same thickness, and the horizontal angle steel (1) is formed by welding strip steel materials with two mutually perpendicular sides and equal.
CN202321444255.8U 2023-06-07 2023-06-07 Staggered equilateral angle steel reinforcing brick wall device Active CN220353476U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321444255.8U CN220353476U (en) 2023-06-07 2023-06-07 Staggered equilateral angle steel reinforcing brick wall device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321444255.8U CN220353476U (en) 2023-06-07 2023-06-07 Staggered equilateral angle steel reinforcing brick wall device

Publications (1)

Publication Number Publication Date
CN220353476U true CN220353476U (en) 2024-01-16

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ID=89504546

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321444255.8U Active CN220353476U (en) 2023-06-07 2023-06-07 Staggered equilateral angle steel reinforcing brick wall device

Country Status (1)

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CN (1) CN220353476U (en)

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