CN111550076A - Combined unit for reinforcing masonry structure and construction method thereof - Google Patents
Combined unit for reinforcing masonry structure and construction method thereof Download PDFInfo
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- CN111550076A CN111550076A CN202010490536.1A CN202010490536A CN111550076A CN 111550076 A CN111550076 A CN 111550076A CN 202010490536 A CN202010490536 A CN 202010490536A CN 111550076 A CN111550076 A CN 111550076A
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 144
- 238000010276 construction Methods 0.000 title abstract description 24
- 230000002787 reinforcement Effects 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims 2
- 239000011150 reinforced concrete Substances 0.000 abstract description 6
- 238000011065 in-situ storage Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 53
- 239000010959 steel Substances 0.000 description 53
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 9
- 238000003466 welding Methods 0.000 description 8
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 229910000746 Structural steel Inorganic materials 0.000 description 3
- 239000004567 concrete Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000011449 brick Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
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Abstract
The invention provides a combined unit for reinforcing a masonry structure, wherein the masonry structure comprises a wall body to be reinforced, the wall body to be reinforced comprises two opposite side surfaces to be reinforced, and the two opposite side surfaces to be reinforced are a first side surface to be reinforced and a second side surface to be reinforced; the combined unit comprises two reinforcing plates and a fastener, wherein the two reinforcing plates are a first reinforcing plate and a second reinforcing plate; the first reinforcing plate and the second reinforcing plate are arranged on the first side face to be reinforced and the second side face to be reinforced respectively, the fastener penetrates through the wall body to be reinforced, and the first reinforcing plate and the second reinforcing plate are fixed on the first side face to be reinforced and the second side face to be reinforced respectively at two ends of the fastener. This scheme is consolidated through the gusset plate and is treated the reinforcement wall body, no longer need cast in situ reinforced concrete constructional column, can with the direct replacement of current constructional column for the combined unit that is used for consolidating masonry structure that this scheme provided, can save building space, convenient construction like this and improve the efficiency of construction.
Description
Technical Field
The invention relates to the technical field of building structure engineering, in particular to a combined unit for reinforcing a masonry structure and a construction method thereof.
Background
The national standard building earthquake resistance identification Standard 1.0.6 provides that the existing building should be subjected to earthquake resistance identification when the following conditions are met: 1. buildings that require continued use near or beyond the design useful life. 2. The original design does not consider earthquake fortification or a building with improved earthquake fortification requirements. 3. There is a need for buildings that alter the use and environment of use of the structure. 4. Other buildings for which seismic identification is necessary. In the 3.0.7 clause, corresponding earthquake-resistant disaster-reducing countermeasures such as maintenance, reinforcement, application change or updating can be provided according to the degree of the unqualified buildings, the influence of the parts on the overall earthquake-resistant performance of the structure, and the related practical situations such as non-earthquake-resistant defects by combining the analysis of factors such as use requirements, urban planning, difficulty in reinforcement and the like.
The masonry structure designed and built in the last century is provided with constructional columns which do not meet the current 'masonry structure design specification' (GB50003-2011)10.2.4 requirements. When earthquake-resistant reinforcement is carried out according to building earthquake-resistant identification standard, a constructional column needs to be additionally arranged. If the cast-in-place reinforced concrete constructional column is adopted, concrete needs to be cast in place on the side face of the brick wall, the thickness reaches more than 120mm, and the use space of the building is occupied; for the interior of a building, due to space limitation, a pump truck is difficult to be adopted to convey commercial concrete, and vibration is inconvenient; in addition, the quality of concrete is difficult to guarantee, and the construction progress is slow.
Disclosure of Invention
The invention provides a combined unit for reinforcing a masonry structure and a construction method thereof, and aims to solve the technical problems that an existing constructional column occupies space, is inconvenient to construct and is low in construction efficiency.
In order to solve the technical problems, the invention provides a combined unit for reinforcing a masonry structure, wherein the masonry structure comprises a wall body to be reinforced, the wall body to be reinforced comprises two opposite side surfaces to be reinforced, and the two opposite side surfaces to be reinforced are a first side surface to be reinforced and a second side surface to be reinforced;
the combined unit comprises two reinforcing plates and a fastener, wherein the two reinforcing plates are a first reinforcing plate and a second reinforcing plate;
the first reinforcing plate and the second reinforcing plate are arranged on the first side face to be reinforced and the second side face to be reinforced respectively, the fastener penetrates through the wall body to be reinforced, and the first reinforcing plate and the second reinforcing plate are fixed on the first side face to be reinforced and the second side face to be reinforced respectively at two ends of the fastener.
Optionally, the height of the first side to be reinforced, the height of the second side to be reinforced, the height of the first reinforcing plate and the height of the second reinforcing plate are equal; the first reinforcing plate extends from the bottom of the first side to be reinforced to the top of the first side to be reinforced, and the second reinforcing plate extends from the bottom of the second side to be reinforced to the top of the second side to be reinforced.
Optionally, the first side to be reinforced includes a first plane; the fastener comprises a through bolt, and nuts are arranged at two ends of the through bolt; the first reinforcing plate is arranged on the first plane, and the through bolts penetrate through the wall body to be reinforced and fix the first reinforcing plate on the first plane.
Optionally, the first side to be reinforced includes two second planes and a third plane which are perpendicularly intersected; the first reinforcing plate comprises a first fixing plate and a second fixing plate which are perpendicular to each other; the fastener comprises at least two through bolts, and nuts are arranged at two ends of each through bolt; the first fixing plate and the second fixing plate are respectively arranged on the second plane and the third plane, at least two opposite bolts penetrate through the wall body to be reinforced, and the first fixing plate and the second fixing plate are respectively fixed on the second plane and the third plane.
Optionally, the wall to be reinforced is provided with a through hole, the diameter of the hole is larger than that of the through bolt, the through bolt passes through the hole, and a first filling layer is arranged in a gap between the through bolt and the inner wall of the hole;
and a gap is formed between the reinforcing plate and the side surface to be reinforced, and a second filling layer is arranged in the gap.
Optionally, the combination unit further includes one or more auxiliary fasteners, the auxiliary fasteners penetrate through the reinforcing plate and are embedded in the wall body to be reinforced, and the reinforcing plate is fixed on the side surface to be reinforced.
Optionally, the masonry structure further includes a floor slab, the first side to be reinforced includes a fourth plane, the floor slab passes through the wall to be reinforced, and the floor slab divides the fourth plane into a fifth plane located above the floor slab and a sixth plane located below the floor slab;
the first reinforcing plate comprises a fifth fixing plate and a sixth fixing plate, and the fifth fixing plate and the sixth fixing plate are respectively arranged on the fifth plane and the sixth plane; the number of the fasteners is at least two, and the at least two fasteners penetrate through the wall body to be reinforced to fix the fifth fixing plate and the sixth fixing plate on the corresponding fifth plane and the sixth plane respectively;
the combined unit further comprises a first connecting piece, the first connecting piece penetrates through the floor slab, and two ends of the first connecting piece are connected with the fifth fixing plate and the sixth fixing plate respectively.
Optionally, the masonry structure further includes a ground plate and a foundation, the first side to be reinforced includes a seventh plane, the seventh plane is connected to the ground plate and located above the ground plate, and the foundation is located below the ground plate;
the first reinforcing plate comprises a seventh reinforcing plate, and the fastener penetrates through the wall body to be reinforced and fixes the seventh reinforcing plate on the seventh plane;
the combination unit further includes a second connector penetrating the floor panel, and both ends of the second connector are connected with the seventh fixing plate and the foundation, respectively.
The invention preferably provides a construction method of a combined unit for reinforcing a masonry structure, which comprises the following steps:
a through hole is formed in the wall body to be reinforced;
respectively arranging reinforcing plates on the side surfaces to be reinforced of the wall body to be reinforced, wherein the side surfaces to be reinforced comprise two opposite side surfaces to be reinforced;
and penetrating a fastener through the hole, and fixing the reinforcing plate on the side surface to be reinforced of the wall body to be reinforced by using the fastener.
According to the combined unit for reinforcing the masonry structure and the construction method thereof, the wall to be reinforced is reinforced through the reinforcing plate, a cast-in-place reinforced concrete constructional column is not needed, and the existing constructional column can be directly replaced by the combined unit for reinforcing the masonry structure, so that the building space can be saved, the construction is convenient, and the construction efficiency is improved.
Drawings
FIG. 1 is a schematic plan view of a modular unit for reinforcing masonry structures according to one embodiment of the present invention;
FIG. 2 is a schematic plan view of a modular unit for reinforcing masonry structures according to one embodiment of the present invention;
FIG. 3 is a schematic plan view of a modular unit for reinforcing masonry structures according to one embodiment of the present invention;
FIG. 4 is a schematic elevation view of a modular unit for reinforcing a masonry structure as it encounters a floor slab in accordance with an embodiment of the present invention;
FIG. 5 is a corresponding left side view of FIG. 4;
FIG. 6 is a schematic plan view of a modular unit for reinforcing a masonry structure as it encounters a floor slab in accordance with an embodiment of the present invention;
FIG. 7 is a schematic elevation view of a modular unit for reinforcing masonry structures as it encounters a floor slab in accordance with one embodiment of the present invention;
fig. 8 is a flowchart of a construction method of a combined unit for reinforcing a masonry structure according to an embodiment of the present invention.
[ reference numerals are described below ]:
1-a wall to be reinforced; 2-a steel plate; 3-penetrating bolts; 4-angle steel; 5-chemical anchor bolt; 6-holes; 7-voids; 8-reinforcing steel bars; 9-a floor panel; 10-a floor slab; 11-a foundation;
21-a first plane; 22-a second plane; 23-a third plane; 24-a fourth plane; 27-seventh plane.
Detailed Description
To make the objects, advantages and features of the present invention more apparent, a combined unit for reinforcing masonry structure and a construction method thereof according to the present invention will be described in further detail with reference to the accompanying drawings. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
The invention provides a combined unit for reinforcing a masonry structure, wherein the masonry structure comprises a wall body to be reinforced, the wall body to be reinforced comprises two opposite side surfaces to be reinforced, and the two opposite side surfaces to be reinforced are a first side surface to be reinforced and a second side surface to be reinforced; the combined unit comprises two reinforcing plates and a fastener, wherein the two reinforcing plates are a first reinforcing plate and a second reinforcing plate; the first reinforcing plate and the second reinforcing plate are arranged on the first side face to be reinforced and the second side face to be reinforced respectively, the fastener penetrates through the wall body to be reinforced, and the first reinforcing plate and the second reinforcing plate are fixed on the first side face to be reinforced and the second side face to be reinforced respectively at two ends of the fastener. The wall to be reinforced can be a brick wall, and generally refers to a wall included in a building with less than six floors; the first side to be reinforced may be the first plane 21 shown in fig. 1, and the second side to be reinforced may be the opposite plane of the first plane 21; the first reinforcing plate may be a single steel plate or formed by welding a plurality of steel plates, and if the first reinforcing plate is disposed on the inner side of the wall body to be reinforced, the second reinforcing plate is disposed on the outer side of the wall body to be reinforced and opposite to the first reinforcing plate.
According to the combined unit for reinforcing the masonry structure, the wall body to be reinforced is reinforced through the reinforcing plate, a cast-in-place reinforced concrete constructional column is not needed, the existing constructional column can be directly replaced by the combined unit for reinforcing the masonry structure, so that the building space can be saved, the construction is convenient, and the construction efficiency is improved.
Alternatively, referring to fig. 5, the height of the first side to be reinforced, the height of the second side to be reinforced, the height of the first reinforcing plate and the height of the second reinforcing plate are equal; the first reinforcing plate extends from the bottom of the first side to be reinforced to the top of the first side to be reinforced, and the second reinforcing plate extends from the bottom of the second side to be reinforced to the top of the second side to be reinforced. This arrangement can improve the reinforcing effect.
Alternatively, as shown in fig. 1, the first side to be reinforced comprises a first plane 21; the fastener comprises a through bolt 3, and nuts are arranged at two ends of the through bolt 3; the first reinforcing plate is arranged on the first plane 21, and the through bolts 3 penetrate through the wall body 1 to be reinforced and fix the reinforcing plate on the first plane 21. Wherein the reinforcing plate may be a steel plate 2. The shape and the size of the steel plate 2 can be set according to the shape of the wall body 1 to be reinforced and the degree of reinforcement required; the use is to wearing not only easy to assemble of bolt 3, can make steel sheet 2 hug closely the wall through screwing up the nut moreover to improve and consolidate the effect. Strength of connection
Alternatively, as shown in fig. 2 and 3, the first side surface to be reinforced includes two perpendicularly intersecting second and third planes 22 and 23; the first reinforcing plate comprises a first fixing plate and a second fixing plate which are perpendicular to each other; the fastener comprises at least two through bolts 3, and nuts are arranged at two ends of each through bolt 3; the first fixing plate and the second fixing plate are respectively arranged on the second plane 22 and the third plane 23, at least two opposite bolts 3 penetrate through the wall body to be reinforced, and the first fixing plate and the second fixing plate are respectively fixed on the second plane 22 and the third plane 23. The reinforcing plate in this embodiment may be an angle iron 4, and two sides of the angle iron 4 perpendicular to each other are the first fixing plate and the second fixing plate, respectively.
In the solution provided in this embodiment, the shape and size of the angle iron 4 may be set according to the shape of the wall 1 to be reinforced and the degree of reinforcement required. The through bolt 3 is convenient to mount, and the angle steel 4 can be tightly attached to the wall surface by screwing the nut, so that the reinforcing effect is improved; fillet weld full-length welding can be adopted at the contact position of the steel plate 2 and/or the angle steel 4 so as to improve the connection strength.
Optionally, referring to fig. 1, a through hole 6 is formed in the wall 1 to be reinforced, the diameter of the hole 6 is larger than that of the through bolt 3, the through bolt 3 passes through the hole 6, and a first filling layer is arranged in a gap between the through bolt 3 and the inner wall of the hole 6; and a gap 7 is formed between the reinforcing plate and the side surface to be reinforced, and a second filling layer is arranged in the gap 7. Wherein, the first filling layer can be structural adhesive; the second filling layer can be structural adhesive or high-strength grouting material.
In the scheme provided by the embodiment, the strength of the combined unit can be improved by using the first filling layer and the second filling layer, so that the reinforcing effect is improved.
Optionally, referring to fig. 2, the combination unit further includes more than one auxiliary fastener, where the auxiliary fastener penetrates through the reinforcing plate and is embedded in the wall body to be reinforced, and fixes the reinforcing plate on the side surface to be reinforced. Wherein the auxiliary fastener may be a chemical anchor 5. The auxiliary fastening piece is adopted to further increase the firmness degree of the reinforcing plate, so that the reinforcing effect of the wall body to be reinforced can be improved.
Optionally, referring to fig. 4 to 6, the masonry structure further includes a floor slab 10, the first side to be reinforced includes a fourth plane 24, the floor slab 10 penetrates through the wall 1 to be reinforced, and the floor slab 10 divides the fourth plane 24 into a fifth plane above the floor slab and a sixth plane below the floor slab; the first reinforcing plate comprises a fifth fixing plate and a sixth fixing plate, and the fifth fixing plate and the sixth fixing plate are respectively arranged on the fifth plane and the sixth plane; the number of the fasteners is at least two, and the at least two fasteners penetrate through the wall body to be reinforced to fix the fifth fixing plate and the sixth fixing plate on the corresponding fifth plane and the sixth plane respectively; the combined unit further comprises a first connecting piece, the first connecting piece penetrates through the floor slab, and two ends of the first connecting piece are connected with the fifth fixing plate and the sixth fixing plate respectively. As shown in fig. 5, the first connecting member may be a steel bar 8 or an elongated steel plate, and the fifth fixing plate and the sixth fixing plate may be steel plates 2.
In the embodiment, when the combined unit meets the floor slab 10, the reinforcing plate is divided into upper and lower parts by the floor slab 10, and in order to form the divided connecting plates into an integral structure, the upper and lower divided reinforcing plates are formed into an integral structure by using the first connecting member such as the reinforcing steel bar 8, so as to improve the reinforcing effect.
Optionally, as shown in fig. 5 and 6, the first connecting member is a steel bar 8, the fifth fixing plate and the sixth fixing plate are both steel plates, the steel bar 8 is tightly attached to the fifth fixing plate and the sixth fixing plate, and the steel bar and the steel plates are welded in a double-sided welding manner. The steel plates 2 which are separated from each other up and down can form an integral structure through the connection of the steel bars 8, so that the reinforcing effect is improved; the reinforcing steel bar 8 is tightly attached to the steel plate 2, so that welding can be facilitated, and the strength of the combined unit can be improved.
Optionally, referring to fig. 7, the masonry structure further includes a ground plate 9 and a foundation 11, the first side to be reinforced includes a seventh plane 27, the seventh plane 27 is connected to the ground plate 9 and located above the ground plate 9, and the foundation 11 is located below the ground plate 9; the first reinforcing plate comprises a seventh reinforcing plate, and the fastener penetrates through the wall body 1 to be reinforced and fixes the seventh reinforcing plate on the seventh plane 27; the combined unit further includes a second connector penetrating the ground panel 9, and both ends of the second connector are connected with the seventh fixing plate and the foundation, respectively. Wherein, the second connecting piece can be a steel bar 8 or an elongated steel plate.
In the solution provided by this embodiment, when the combined unit meets the ground plate 9, the reinforcing steel bar 8 may be connected to the foundation 11 through the ground plate 9 in order to enhance the reinforcing effect.
Alternatively, as shown in fig. 7, the second connecting member is disposed closely adjacent to the seventh reinforcing plate. The second connecting piece can be reinforcing bar 8, seven fixed plates can be steel sheet 2, reinforcing bar 8 is hugged closely steel sheet 2 sets up, reinforcing bar 8 with adopt two-sided welded mode to weld between the steel sheet 2. The reinforcing effect can be improved through the connection of the reinforcing steel bars 8; the reinforcing steel bar 8 is tightly attached to the steel plate 2, so that welding can be facilitated, and the strength of the combined unit can be improved.
The first plane … … and the second plane … … are used as terms for convenience of reference, and do not mean that the wall to be reinforced or the side to be reinforced includes seven planes. The first plane mainly refers to a plane in the middle of the wall body, the second plane and the third plane refer to two planes at corner positions of the wall body, the fourth plane refers to a plane close to a floor slab, and the seventh plane refers to a plane close to a floor slab; the first plane, the second plane, the fourth plane, the fifth plane, the sixth plane, and the seventh plane may be on the same plane, and the third plane may be perpendicular to the second plane.
Based on the same technical concept as the combined unit for reinforcing the masonry structure, the present invention also provides a construction method of the combined unit for reinforcing the masonry structure, which is shown with reference to fig. 1 and comprises: a through hole 6 is formed in the wall body 1 to be reinforced; respectively arranging reinforcing plates on the side surfaces to be reinforced of the wall body 1 to be reinforced, wherein the side surfaces to be reinforced comprise two opposite side surfaces to be reinforced; and penetrating a fastener through the hole 6, and fixing the reinforcing plate on the side surface to be reinforced of the wall body 1 to be reinforced by using the fastener.
According to the construction method for the combined units for reinforcing the masonry structure, the wall to be reinforced is reinforced through the reinforcing plates, the cast-in-place reinforced concrete constructional column is not needed, the existing constructional column can be directly replaced by the combined units for reinforcing the masonry structure, so that the building space can be saved, the construction is convenient, and the construction efficiency is improved.
Based on the same technical concept as the above-mentioned combined unit for reinforcing a masonry structure, the present invention also provides a construction method of the combined unit for reinforcing a masonry structure, which, as shown with reference to fig. 2 and 8, includes:
s1: a through hole 6 is formed in the wall body 1 to be reinforced;
s2: penetrating the penetrating bolt 3 into the hole 6;
s3: filling the holes 6 with structural adhesive;
s4: arranging steel plates 2 and/or angle steel 4 on the side faces to be reinforced of the wall body 1 to be reinforced, wherein the steel plates 2 are used for reinforcing the middle position of the wall body 1 to be reinforced, and the angle steel 4 is used for reinforcing the corner position of the wall body 1 to be reinforced; the side surface to be reinforced comprises two opposite side surfaces to be reinforced; optionally, the steel plate 2 and the angle steel 4 respectively extend from the bottom of the corresponding side surface to be reinforced to the top of the side surface to be reinforced, that is, extend from the ground where the wall body 1 to be reinforced is located to the top end of the wall body 1 to be reinforced;
s5: fully welding the steel plates 2 and/or the angle steels 4 which are in contact with each other by using fillet welds;
s6: screwing the through bolts 3 and the chemical bolts;
s7: and (3) grouting at high pressure in a gap 7 between the steel plate 2 and/or the angle steel 4 and the wall body 1 to be reinforced.
In the scheme provided by the embodiment, the through bolts 3 are used, so that the installation is convenient, and the steel plate 2 and the angle steel 4 can be attached to the wall surface tightly, so that the reinforcing effect is improved; the structural adhesive can improve the strength of the combined unit, so that the reinforcing effect is improved; the fillet weld full weld can improve the connection strength.
Optionally, referring to fig. 4, a floor slab 10 is arranged on one side of the wall 1 to be reinforced, and the steel plate 2 and/or the angle steel 4 are arranged above and below the floor slab 10; further comprising between the S4 and the S5:
penetrating reinforcing steel bars 8 through the floor slab 10, wherein the reinforcing steel bars 8 are arranged in a manner of clinging to the steel plates 2 and/or the angle steels 4;
and respectively welding and connecting two ends of the steel bar 8 with the steel plate 2 and/or the angle steel 4.
In the solution provided in this embodiment, when the combined unit meets the floor slab 10, the reinforcing plate is divided into two parts, i.e. upper and lower parts, by the floor slab 10, and in order to form an integral structure by the divided connecting plates, the reinforcing bars 8 are used to form an integral structure by the divided reinforcing plates, so as to improve the reinforcing effect.
Optionally, referring to fig. 7, one side of the wall 1 to be reinforced is provided with a floor panel 9 and a foundation 11, and the space between S4 and S5 further includes:
one end of the steel bar 8 penetrates through the ground plate 9 and is connected with the foundation 11, and the steel bar 8 is arranged in close contact with the steel plate 2 or the angle steel 4;
and welding and connecting the other end of the steel bar 8 with the steel plate 2 or the angle steel 4.
In the solution provided by this embodiment, when the combined unit meets the ground plate 9, the reinforcing steel bar 8 may be connected to the foundation 11 through the ground plate 9 in order to enhance the reinforcing effect.
In summary, according to the combined unit for reinforcing the masonry structure and the construction method thereof provided by the invention, the wall body to be reinforced is reinforced through the reinforcing plate, the cast-in-place reinforced concrete constructional column is not needed, and the existing constructional column can be directly replaced by the combined unit for reinforcing the masonry structure provided by the scheme, so that the building space can be saved, the construction is convenient, and the construction efficiency is improved.
The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are within the scope of the claims of the present invention.
Claims (9)
1. A combined unit for reinforcing a masonry structure is characterized in that the masonry structure comprises a wall body to be reinforced, the wall body to be reinforced comprises two opposite side surfaces to be reinforced, and the two opposite side surfaces to be reinforced are a first side surface to be reinforced and a second side surface to be reinforced;
the combined unit comprises two reinforcing plates and a fastener, wherein the two reinforcing plates are a first reinforcing plate and a second reinforcing plate;
the first reinforcing plate and the second reinforcing plate are arranged on the first side face to be reinforced and the second side face to be reinforced respectively, the fastener penetrates through the wall body to be reinforced, and the first reinforcing plate and the second reinforcing plate are fixed on the first side face to be reinforced and the second side face to be reinforced respectively at two ends of the fastener.
2. A combined unit for reinforcing masonry structure according to claim 1 characterised in that the height of the first side to be reinforced, the height of the second side to be reinforced, the height of the first reinforcement plate and the height of the second reinforcement plate are equal; the first reinforcing plate extends from the bottom of the first side to be reinforced to the top of the first side to be reinforced, and the second reinforcing plate extends from the bottom of the second side to be reinforced to the top of the second side to be reinforced.
3. A modular unit for the reinforcement of masonry structures according to claim 1 characterised in that said first side to be reinforced comprises a first plane; the fastener comprises a through bolt, and nuts are arranged at two ends of the through bolt; the first reinforcing plate is arranged on the first plane, and the through bolts penetrate through the wall body to be reinforced and fix the first reinforcing plate on the first plane.
4. A modular unit for the reinforcement of masonry structures according to claim 1 characterised in that said first side to be reinforced comprises two second and third planes which intersect perpendicularly; the first reinforcing plate comprises a first fixing plate and a second fixing plate which are perpendicular to each other; the fastener comprises at least two through bolts, and nuts are arranged at two ends of each through bolt; the first fixing plate and the second fixing plate are respectively arranged on the second plane and the third plane, at least two opposite bolts penetrate through the wall body to be reinforced, and the first fixing plate and the second fixing plate are respectively fixed on the second plane and the third plane.
5. The combined unit for reinforcing masonry structure according to claim 3 or 4, characterised in that the wall to be reinforced is provided with a through hole, the diameter of the hole is larger than the diameter of the through bolt, the through bolt passes through the hole, and a first filling layer is arranged in the gap between the through bolt and the inner wall of the hole;
and a gap is formed between the reinforcing plate and the side surface to be reinforced, and a second filling layer is arranged in the gap.
6. A modular unit for the reinforcement of masonry structures according to claim 1, characterised in that it further comprises one or more auxiliary fasteners extending through the reinforcement plate and embedded in the wall to be reinforced and fixing the reinforcement plate to the side to be reinforced.
7. A modular unit for reinforcing a masonry structure according to claim 1 characterised in that the masonry structure further comprises a floor, the first side to be reinforced comprising a fourth plane, the floor passing through the wall to be reinforced, the floor dividing the fourth plane into a fifth plane above the floor and a sixth plane below the floor;
the first reinforcing plate comprises a fifth fixing plate and a sixth fixing plate, and the fifth fixing plate and the sixth fixing plate are respectively arranged on the fifth plane and the sixth plane; the number of the fasteners is at least two, and the at least two fasteners penetrate through the wall body to be reinforced to fix the fifth fixing plate and the sixth fixing plate on the corresponding fifth plane and the sixth plane respectively;
the combined unit further comprises a first connecting piece, the first connecting piece penetrates through the floor slab, and two ends of the first connecting piece are connected with the fifth fixing plate and the sixth fixing plate respectively.
8. The assembled unit for reinforcing a masonry structure according to claim 1 wherein the masonry structure further comprises a floor slab and a foundation, the first side to be reinforced comprising a seventh plane connected to and above the floor slab, the foundation being below the floor slab;
the first reinforcing plate comprises a seventh reinforcing plate, and the fastener penetrates through the wall body to be reinforced and fixes the seventh reinforcing plate on the seventh plane;
the combination unit further includes a second connector penetrating the floor panel, and both ends of the second connector are connected with the seventh fixing plate and the foundation, respectively.
9. A method of constructing a modular unit for reinforcing masonry structures, the method comprising:
a through hole is formed in the wall body to be reinforced;
respectively arranging reinforcing plates on the side surfaces to be reinforced of the wall body to be reinforced, wherein the side surfaces to be reinforced comprise two opposite side surfaces to be reinforced;
and penetrating a fastener through the hole, and fixing the reinforcing plate on the side surface to be reinforced of the wall body to be reinforced by using the fastener.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010490536.1A CN111550076A (en) | 2020-06-02 | 2020-06-02 | Combined unit for reinforcing masonry structure and construction method thereof |
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| CN202010490536.1A CN111550076A (en) | 2020-06-02 | 2020-06-02 | Combined unit for reinforcing masonry structure and construction method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102979322A (en) * | 2012-12-31 | 2013-03-20 | 上海市建筑科学研究院(集团)有限公司 | Method for integrally reinforcing masonry structure by sectional steel combined ring beams and construction columns |
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