CN220285395U - Top reinforcement of single-sided reinforcement mortar surface layer structure of old house - Google Patents
Top reinforcement of single-sided reinforcement mortar surface layer structure of old house Download PDFInfo
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- CN220285395U CN220285395U CN202321442458.3U CN202321442458U CN220285395U CN 220285395 U CN220285395 U CN 220285395U CN 202321442458 U CN202321442458 U CN 202321442458U CN 220285395 U CN220285395 U CN 220285395U
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- anchoring tie
- reinforcing
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- 239000004570 mortar (masonry) Substances 0.000 title claims abstract description 39
- 230000002787 reinforcement Effects 0.000 title claims abstract description 36
- 239000002344 surface layer Substances 0.000 title claims abstract description 31
- 238000004873 anchoring Methods 0.000 claims abstract description 90
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 45
- 239000010959 steel Substances 0.000 claims abstract description 45
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 37
- 238000003466 welding Methods 0.000 claims abstract description 8
- 239000011378 shotcrete Substances 0.000 claims abstract description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 23
- 239000010410 layer Substances 0.000 claims description 10
- 239000003292 glue Substances 0.000 claims description 7
- 239000011241 protective layer Substances 0.000 claims description 3
- 238000009966 trimming Methods 0.000 claims description 2
- 239000011150 reinforced concrete Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000011449 brick Substances 0.000 description 4
- 239000004567 concrete Substances 0.000 description 4
- 238000011065 in-situ storage Methods 0.000 description 4
- 239000011505 plaster Substances 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000011083 cement mortar Substances 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/254—Roof garden systems; Roof coverings with high solar reflectance
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/32—Roof garden systems
Landscapes
- Working Measures On Existing Buildindgs (AREA)
Abstract
The utility model relates to top reinforcement of a single-sided reinforcement mortar surface layer structure of an old house, which comprises a reinforcement mesh, L-shaped anchoring and tie bars at the top, a mortar surface layer, edge-folding hook bars and transverse reinforcing bars; the reinforcing mesh is formed by welding vertical reinforcing bars and transverse reinforcing bars; the steel bar net sheet adopts L-shaped anchoring tie bars, and the L-shaped anchoring tie bars at the top are tied with the masonry structure wall; the L-shaped anchoring tie bars and the L-shaped anchoring tie bars at the top are L-shaped, one end of each L-shaped anchoring tie bar is implanted into a masonry structure wall, and the other end of each L-shaped anchoring tie bar is pressed at the intersection of the vertical steel bars and the transverse steel bars of the steel bar meshes and welded; the strength grade of the sprayed concrete of the mortar surface layer is not lower than C30; the top reinforcement method of the single-sided reinforcement mortar surface layer structure of the old house is simple in construction and low in cost, and meanwhile, the overall strength of the masonry structure house is greatly improved, so that the building meets the anti-seismic requirement.
Description
Technical Field
The utility model relates to top reinforcement of a single-sided reinforcement mortar surface layer structure of an old house, and belongs to the technical field of comprehensive transformation of the old house.
Background
With the development of human society, the improvement of productivity level and the progress of scientific technology, the design standard of building structures is continuously improved, and people pay more attention to the safety of houses. In the face of the masonry structure houses existing in a large quantity nowadays, more reinforcing methods are generated, and in the face of the advantages and disadvantages of various reinforcing methods, the selection of a reasonable, effective and high-economical reinforcing method has become a basic requirement of most residents. The cast-in-situ reinforced mortar surface layer is adopted for reinforcement, so that the bearing capacity and the deformability of the wall body of the masonry structure can be greatly improved, the reinforcing cost of old houses can be saved, a safe and effective reinforcing method can be provided, and the service life of the houses can be prolonged. The cast-in-situ reinforced mortar surface layer reinforcement is that cast-in-situ concrete composite layers are additionally arranged on two sides or one side of a masonry structure wall body to form a masonry-concrete composite wall body, so that the bending strength, shear strength and ductility of the wall body in and out of a plane can be greatly improved, and the cast-in-situ reinforced mortar surface layer reinforcement is more suitable for static reinforcement and earthquake-resistant reinforcement with larger wall width.
Disclosure of Invention
The utility model provides top reinforcement of a single-sided reinforcement mortar surface layer structure of an old house, which mainly aims to solve the problem that the top of the single-sided reinforcement mortar surface layer structure is connected with a wall body and a roof structure, so that the integral earthquake resistance of a house with a masonry structure is enhanced.
The technical scheme of the utility model is as follows:
the top of the single-sided reinforcement mortar surface layer structure of the old house is reinforced, which is characterized in that: the device comprises a reinforcing mesh, L-shaped anchoring drawknot ribs at the top, a mortar surface layer, edge-folding hook ribs and transverse reinforcing steel bars; the reinforcing mesh is formed by welding vertical reinforcing bars and transverse reinforcing bars; the distance between the vertical steel bars is 200mm; the spacing between the transverse steel bars is 200mm; the steel bar net sheet adopts L-shaped anchoring tie bars, and the L-shaped anchoring tie bars at the top are tied with the masonry structure wall; the L-shaped anchoring tie bars and the L-shaped anchoring tie bars at the top are L-shaped, one end of each L-shaped anchoring tie bar is implanted into a masonry structure wall, and the other end of each L-shaped anchoring tie bar is pressed at the intersection of the vertical steel bars and the transverse steel bars of the steel bar meshes and welded; the L-shaped anchoring tie bars and the top L-shaped anchoring tie bars 8 are anchored in the masonry structure wall by adopting bar planting glue; the distance between the top L-shaped anchoring drawknot tendon and the bottom of the roof board is 200mm; the edge-folding hook bars are welded with the transverse reinforcing steel bars and the reinforcing steel bar meshes respectively, and the arrangement interval of the edge-folding hook bars is 200mm with the arrangement interval of the vertical reinforcing steel bars of the reinforcing steel bar meshes; the strength grade of the sprayed concrete of the mortar surface layer is not lower than C30.
Further, the diameters of the vertical steel bars and the transverse steel bars are phi 8 steel bars.
Further, the L-shaped anchoring tie bars and the top L-shaped anchoring tie bars are phi 10 steel bars.
Further, the depth of the L-shaped anchoring tie bars and the depth of the L-shaped anchoring tie bars at the top, which are implanted into the masonry structure wall, are 100 mm-120 mm.
Furthermore, the transverse and longitudinal arrangement intervals of the L-shaped anchoring tie bars are 200mm, and the L-shaped anchoring tie bars are arranged in a plum blossom shape.
Further, the transverse distance between the L-shaped anchoring tie bars at the top is 200mm.
Further, the thickness of the mortar surface layer is not less than 40mm, the thickness of the reinforcing steel bar outer protective layer is not less than 10mm, and the gap between the reinforcing steel bar net sheet and the wall surface is not less than 5mm.
Further, the diameters of the edge-folding hook bars and the transverse reinforcing bars are phi 8 bars.
The top reinforcement and construction method of the single-sided reinforcement mortar surface layer structure of the old house comprises the following steps:
step one: and (3) removing the original wall plastering layer or polishing the outer wall paint on the outer surface of the clear water brick wall, removing the plaster joints to a depth of 5-10 mm, blowing off the surface plaster powder, sprinkling water for wetting, and spraying plain cement paste. For non-clay brick walls, it is preferable to brush the adhesive interface binder. If the original wall surface has alkali corrosion and weathering, firstly removing loose parts, and plastering with cement mortar with the ratio of 1:3.
Step two: according to the drawing, drilling holes on the wall surface of the original wall body, firstly marking lines according to design requirements, and marking out the top L-shaped anchoring tie bars and the positions of the L-shaped anchoring tie bars.
Step three: and (3) punching holes on the surface of the wall body by adopting an electric drill, wherein the diameter of the holes is 1.25 times larger than that of the L-shaped anchoring tie bars and the L-shaped anchoring tie bars at the top, and flushing the holes by water.
Step four: installing the top L-shaped anchoring tie bars and the L-shaped anchoring tie bars, wherein the top L-shaped anchoring tie bars and the L-shaped anchoring tie bars are filled by using bar planting glue. Firstly injecting the bar planting glue, and then inserting the top L-shaped anchoring tie bars and the L-shaped anchoring tie bars, wherein the anchoring depth is 100-120 mm.
Step five: and after the L-shaped anchoring tie bars at the top and the L-shaped anchoring tie bars are connected with the wall body to have certain strength, paving the reinforcing steel meshes.
Step six: and paving a reinforcing mesh, and welding the joint of the reinforcing mesh and the top L-shaped anchoring tie bar and the joint of the reinforcing mesh and the L-shaped anchoring tie bar.
Step seven: and welding the edge-closing hook bars with the vertical steel bars of the steel bar meshes, and simultaneously welding the edge-closing hook bars with the transverse reinforcing steel bars.
Step eight: and (5) spraying concrete on the wall surface.
Step nine: and (3) watering and maintaining the mortar surface layer to prevent sunlight exposure, and adopting antifreezing measures in winter.
The beneficial effects are that:
the method for reinforcing the top by the single-sided reinforcement mortar surface layer structure of the old house is simple in construction and low in cost, and meanwhile, the integral strength of the house with the masonry structure is greatly improved, so that the whole strength meets the anti-seismic requirement, the use safety of the house is ensured, and the service life of the house is prolonged.
Drawings
FIG. 1 is a top reinforcing section view of a single-sided reinforcement mortar surface layer structure of an old house;
FIG. 2 is a section b-b of FIG. 1;
fig. 3 is a schematic view of the structure of a reinforcing mesh and an L-shaped anchoring tie bar.
In the figure, 1: reinforcing steel bar meshes; 2: l-shaped anchoring tie bars; 3: vertical steel bars; 4: transverse steel bars; 5: edge folding and hooking ribs; 6: the bottom of the roof board; 7: a mortar surface layer; 8: the top is L-shaped and anchored with tie bars; 9: a roof; 10: longitudinal wall; 11: lintel; 12: transverse reinforcing steel bars.
Detailed Description
The top of the single-sided reinforcement mortar surface layer structure of the old house is reinforced, as shown in figures 1-3, and is characterized in that: the device comprises a reinforcing mesh 1, an L-shaped anchoring tie bar 2, a top L-shaped anchoring tie bar 8, a mortar surface layer 7, a trimming hook bar 5 and a transverse reinforcing bar 12; the reinforcing mesh 1 is formed by welding a vertical reinforcing bar 3 and a transverse reinforcing bar 4; the distance between the vertical steel bars 3 is 200mm; the distance between the transverse steel bars 4 is 200mm; the steel bar net sheet 1 is formed by adopting L-shaped anchoring tie bars 2, top L-shaped anchoring tie bars 8 and masonry structure walls; the top L-shaped anchoring tie bars 8 and the L-shaped anchoring tie bars 2 are L-shaped, one end of each L-shaped anchoring tie bar is implanted into a masonry structure wall, and the other end of each L-shaped anchoring tie bar is pressed at the intersection of the vertical steel bars 3 and the transverse steel bars 4 of the steel bar meshes 1 and welded; the L-shaped anchoring tie bars 2 and the top L-shaped anchoring tie bars 8 are anchored in the masonry structure wall by adopting bar planting glue; the distance between the top L-shaped anchoring tie bars 8 and the bottom 6 of the roof board is 200mm; the edge-folding hook bars 5 are respectively welded with the transverse reinforcing steel bars 12 and the reinforcing steel bar meshes 1, and the arrangement interval of the edge-folding hook bars 5 is 200mm with the arrangement interval of the vertical reinforcing steel bars 3 of the reinforcing steel bar meshes 1; the strength grade of the sprayed concrete of the mortar surface layer 7 is not lower than C30.
Further, the diameters of the vertical steel bars 3 and the transverse steel bars 4 are phi 8 steel bars.
Further, the L-shaped anchoring tie bars 2 and the top L-shaped anchoring tie bars 8 are phi 10 steel bars.
Further, the depth of the L-shaped anchoring tie bars 2 and the top L-shaped anchoring tie bars 8 implanted into the masonry structure wall is 100 mm-120 mm.
Furthermore, the L-shaped anchoring tie bars 2 are arranged in plum blossom shape, wherein the transverse and longitudinal arrangement intervals are 200mm.
Further, the transverse distance between the top L-shaped anchoring tie bars 8 is 200mm.
Further, the thickness of the mortar surface layer 7 is not less than 40mm, the thickness of the reinforcing steel bar outer protective layer is not less than 10mm, and the gap between the reinforcing steel bar net sheet 1 and the wall surface is not less than 5mm.
Further, the diameters of the edge-folding hook 5 and the transverse reinforcing steel bar 12 are phi 8 steel bars.
The top reinforcement and construction method of the single-sided reinforcement mortar surface layer structure of the old house comprises the following steps:
step one: and (3) removing the original wall plastering layer or polishing the outer wall paint on the outer surface of the clear water brick wall, removing the plaster joints to a depth of 5-10 mm, blowing off the surface plaster powder, sprinkling water for wetting, and spraying plain cement paste. For non-clay brick walls, it is preferable to brush the adhesive interface binder. If the original wall surface has alkali corrosion and weathering, firstly removing loose parts, and plastering with cement mortar with the ratio of 1:3.
Step two: according to the drawing, drilling holes on the wall surface of the original wall body, firstly marking lines according to design requirements, and marking out the positions of the top L-shaped anchoring tie bars 8 and the L-shaped anchoring tie bars 2.
Step three: and (3) punching holes on the surface of the wall body by adopting an electric drill, wherein the diameter of the holes is 1.25 times larger than that of the L-shaped anchoring tie bars 8 and 2 at the top, and flushing the holes by water.
Step four: installing the top L-shaped anchoring tie bars 8 and the L-shaped anchoring tie bars 2, wherein the top L-shaped anchoring tie bars 8 and the L-shaped anchoring tie bars 2 are filled by the planted bar glue. Firstly injecting the bar planting glue, and then inserting the top L-shaped anchoring tie bars 8 and the L-shaped anchoring tie bars 2, wherein the anchoring depth is 100-120 mm.
Step five: after the L-shaped anchoring tie bars 8 at the top and the L-shaped anchoring tie bars 2 are connected with the wall body to have certain strength, the reinforcement meshes 1 are paved.
Step six: paving a reinforcing mesh 1, and welding the joint of the reinforcing mesh 1 and the top L-shaped anchoring tie bars 8 and the L-shaped anchoring tie bars 2.
Step seven: the edge-closing hook 5 is welded with the vertical steel bars 3 of the steel bar net sheet 1, and is welded with the transverse reinforcing steel bars 12.
Step eight: and (5) spraying concrete on the wall surface.
Step nine: and (3) watering and maintaining the mortar surface layer to prevent sunlight exposure, and adopting antifreezing measures in winter.
The foregoing is an exemplary embodiment of the present utility model, and the implementation of the present utility model is not limited thereto.
Claims (8)
1. The top of the single-sided reinforcement mortar surface layer structure of the old house is reinforced, which is characterized in that: the reinforced concrete mortar comprises a reinforced net sheet (1), an L-shaped anchoring drawknot rib (2), a top L-shaped anchoring drawknot rib (8), a mortar surface layer (7), a trimming hook rib (5) and a transverse reinforced bar (12); the reinforcing mesh (1) is formed by welding vertical reinforcing bars (3) and transverse reinforcing bars (4); the distance between the vertical steel bars (3) is 200mm; the distance between the transverse steel bars (4) is 200mm; the steel bar net piece (1) is tied with the masonry structure wall by adopting an L-shaped anchoring tie bar (2) and a top L-shaped anchoring tie bar (8); the top L-shaped anchoring tie bars (8) and the L-shaped anchoring tie bars (2) are L-shaped, one end of each L-shaped anchoring tie bar is implanted into a masonry structure wall body, and the other end of each L-shaped anchoring tie bar is pressed at the intersection of the vertical steel bars (3) and the transverse steel bars (4) of the steel bar meshes (1) and welded; the L-shaped anchoring tie bars (2) and the top L-shaped anchoring tie bars (8) are anchored in the masonry structure wall by adopting bar planting glue; the distance between the top L-shaped anchoring tie bars (8) and the bottom (6) of the roof board is 200mm; the edge-folding hook ribs (5) are welded with the transverse reinforcing steel bars (12) and the steel bar meshes (1) respectively, and the arrangement interval of the edge-folding hook ribs (5) is 200mm with the arrangement interval of the vertical steel bars (3) of the steel bar meshes (1); the strength grade of the sprayed concrete of the mortar surface layer (7) is not lower than C30.
2. The old house single face reinforcing bar mortar face layer structure top reinforcement of claim 1, wherein: the diameters of the vertical steel bars (3) and the transverse steel bars (4) are phi 8 steel bars.
3. The old house single face reinforcing bar mortar face layer structure top reinforcement of claim 1, wherein: the L-shaped anchoring tie bars (2) and the top L-shaped anchoring tie bars (8) are phi 10 steel bars.
4. The old house single face reinforcing bar mortar face layer structure top reinforcement of claim 1, wherein: the depth of the L-shaped anchoring tie bars (2) and the top L-shaped anchoring tie bars (8) implanted into the masonry structure wall is 100-120 mm.
5. The old house single face reinforcing bar mortar face layer structure top reinforcement of claim 1, wherein: the transverse and longitudinal arrangement intervals of the L-shaped anchoring tie bars (2) are 200mm, and the L-shaped anchoring tie bars are arranged in a plum blossom shape.
6. The old house single face reinforcing bar mortar face layer structure top reinforcement of claim 1, wherein: the transverse distance between the L-shaped anchoring tie bars (8) at the top is 200mm.
7. The old house single face reinforcing bar mortar face layer structure top reinforcement of claim 1, wherein: the thickness of the mortar surface layer (7) is not less than 40mm, the thickness of the reinforcing steel bar outer protective layer is not less than 10mm, and the gap between the reinforcing steel bar net sheet (1) and the wall surface is not less than 5mm.
8. The old house single face reinforcing bar mortar face layer structure top reinforcement of claim 1, wherein: the diameters of the edge-folding hook rib (5) and the transverse reinforcing steel bar (12) are phi 8 steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321442458.3U CN220285395U (en) | 2023-06-07 | 2023-06-07 | Top reinforcement of single-sided reinforcement mortar surface layer structure of old house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321442458.3U CN220285395U (en) | 2023-06-07 | 2023-06-07 | Top reinforcement of single-sided reinforcement mortar surface layer structure of old house |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220285395U true CN220285395U (en) | 2024-01-02 |
Family
ID=89333137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321442458.3U Active CN220285395U (en) | 2023-06-07 | 2023-06-07 | Top reinforcement of single-sided reinforcement mortar surface layer structure of old house |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220285395U (en) |
-
2023
- 2023-06-07 CN CN202321442458.3U patent/CN220285395U/en active Active
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