CN113513183A - Parapet anti-seismic integrity reinforcing method and structure - Google Patents
Parapet anti-seismic integrity reinforcing method and structure Download PDFInfo
- Publication number
- CN113513183A CN113513183A CN202110437793.3A CN202110437793A CN113513183A CN 113513183 A CN113513183 A CN 113513183A CN 202110437793 A CN202110437793 A CN 202110437793A CN 113513183 A CN113513183 A CN 113513183A
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- China
- Prior art keywords
- parapet
- steel
- parapet wall
- seismic
- reinforced concrete
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 85
- 239000010959 steel Substances 0.000 claims abstract description 85
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 23
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 abstract description 11
- 230000002787 reinforcement Effects 0.000 abstract description 6
- 239000004567 concrete Substances 0.000 abstract description 5
- 230000007547 defect Effects 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000008602 contraction 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
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
-
- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention discloses a parapet seismic integrity reinforcing method and a parapet seismic integrity reinforcing structure, wherein a reinforced concrete reinforcing batten is additionally arranged at the top of a parapet wall, and fixing anchor bolts are embedded at the inner side and the outer side of the reinforced concrete reinforcing batten; the flat steel bars arranged on the outer side of the parapet wall, the vertical angle steel and the horizontal angle steel arranged on the inner side of the parapet wall are connected into an integral steel structure frame through the fixing anchor bolts and the opposite-penetrating bolts penetrating through the parapet wall to tighten the parapet wall; meanwhile, the integral steel structure frame and the embedded steel plate of the building roof are welded into a whole so as to improve the anti-seismic performance of the parapet. The invention effectively improves the anti-seismic performance of the parapet wall, so that the parapet wall with the original brick-concrete structure can meet the standard anti-seismic requirement. The invention has convenient construction, does not need to prepare too many construction facilities on site during construction, improves the safety of the parapet, and is particularly suitable for seismic reinforcement of the parapet of the prior parapet which does not meet the seismic standard design, thereby having high social benefit.
Description
Technical Field
The invention relates to a parapet seismic integrity reinforcing method and structure, and belongs to the technical field of assembled building molds.
Background
The parapet is a short wall around the roof of a national residential building, has the roof maintenance safety and also has the function of waterproof pressed brick head contraction so as to avoid the water seepage of a waterproof layer or the overflow of roof rainwater; the parapet wall also has a decorative effect on the building facade. The parapet wall is generally 1.2-1.5 meters in height, the parapet wall is basically built by a brick-concrete structure, particularly, a building built before 90 years does not adopt related anti-seismic construction measures to the parapet wall, so that the anti-seismic performance of the parapet wall is poor, and the parapet wall falls off and collapses to hurt people in an earthquake. Therefore, the prior art still has the defects and needs to be further improved.
Disclosure of Invention
The invention aims to provide a parapet seismic integrity reinforcing method and structure to improve the seismic performance of the parapet and prevent the parapet from falling off and collapsing to hurt people, thereby overcoming the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention relates to a parapet earthquake-resistant integral reinforcing method, which is characterized in that a reinforced concrete reinforcing batten is additionally arranged at the top of a parapet wall body, and fixing anchor bolts are embedded at the inner side and the outer side of the reinforced concrete reinforcing batten; the flat steel bars arranged on the outer side of the parapet wall, the vertical angle steel and the horizontal angle steel arranged on the inner side of the parapet wall are connected into an integral steel structure frame through the fixing anchor bolts and the opposite-penetrating bolts penetrating through the parapet wall to tighten the parapet wall; meanwhile, the integral steel structure frame and the embedded steel plate of the building roof are welded into a whole so as to improve the anti-seismic performance of the parapet.
The parapet anti-seismic structure formed according to the method comprises a building roof, parapet bodies are arranged on the edges of the building roof, reinforced concrete reinforcing battens are arranged at the tops of the parapet bodies, and embedded fixing anchor bolts are arranged on the inner sides and the outer sides of the reinforced concrete reinforcing battens; a group of flat steel bars which are horizontally arranged is arranged on the outer side of the parapet wall body, and a group of vertical angle steel and horizontal angle steel are arranged on the inner side of the parapet wall body; the flat steel bars, the vertical angle steel and the horizontal angle steel are fixedly connected into an integral steel structure frame through the opposite-penetrating bolts penetrating through the parapet wall; the bottom of the integral steel structure frame is welded with an embedded steel plate of a building roof; the outer side of the top of the integral steel structure frame is connected with the embedded fixed anchor bolt on the outer side of the reinforced concrete reinforcing pressing strip through a flat steel bar, and the inner side of the top of the integral steel structure frame is connected with the embedded fixed anchor bolt on the inner side of the reinforced concrete reinforcing pressing strip through a Z-shaped steel bar.
Due to the adoption of the technical scheme, compared with the prior art, the anti-seismic performance of the parapet is effectively improved, so that the parapet with the original brick-concrete structure can meet the standard anti-seismic requirement. The invention has convenient construction, does not need to prepare too many construction facilities on site during construction, improves the safety of the parapet, is particularly suitable for earthquake-resistant reinforcement of the parapet building which does not meet the earthquake-resistant standard design, reduces the harm of hurting people caused by falling and collapsing of the parapet, and has high social benefit.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a three-dimensional schematic view of the present invention (inside parapet wall);
figure 3 is a three-dimensional schematic view of the present invention (outside parapet wall).
The labels in the figures are: 1-building roof, 2-parapet wall, 3-reinforced concrete reinforcing batten, 4-fixing anchor bolts, 5-flat steel bars, 6-vertical angle steel, 7-horizontal angle steel, 8-penetrating bolts, 9-embedded steel plates and 10-Z-shaped steel bars.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
The invention relates to a parapet earthquake-resistant integral reinforcement method, which is characterized in that a reinforced concrete reinforcement batten 3 is additionally arranged at the top of a parapet wall body 2, and fixing anchor bolts 4 are embedded at the inner side and the outer side of the reinforced concrete reinforcement batten 3 as shown in figures 1 to 3; the flat steel bar 5 arranged on the outer side of the parapet wall body 2, the vertical angle steel 6 and the horizontal angle steel 7 arranged on the inner side of the parapet wall body 2 are connected into an integral steel structure frame through the fixing anchor bolt 4 and the opposite-penetrating bolt 7 penetrating through the parapet wall body 2 to tightly clamp the parapet wall body 2; meanwhile, the integral steel structure frame and the embedded steel plate 8 of the building roof 1 are welded into a whole so as to improve the anti-seismic performance of the parapet.
According to the parapet earthquake-resistant structure formed by the method, as shown in fig. 1 to 3, the parapet earthquake-resistant structure comprises a building roof 1, a parapet body 2 is arranged at the edge of the building roof 1, a reinforced concrete reinforcing batten 3 is arranged at the top of the parapet body 2, and embedded fixing anchor bolts 4 are arranged on the inner side and the outer side of the reinforced concrete reinforcing batten 3; a group of flat steel bars 5 which are horizontally arranged are arranged on the outer side of the parapet wall body 2, and a group of vertical angle steel 6 and horizontal angle steel 7 are arranged on the inner side of the parapet wall body 2; the flat steel bars 5, the vertical angle steel 6 and the horizontal angle steel 7 are fixedly connected into an integral steel structure frame through the opposite bolts 8 penetrating through the parapet wall 1; the bottom of the integral steel structure frame is welded with an embedded steel plate 9 of the building roof 1; the embedded steel plate 9 can be embedded in the building roof 1 in advance by adopting a traditional mode when the building roof 1 is manufactured; the embedded steel plate 9 can also be fixed on the roof 1 of the building through the traditional expansion bolt; the outer side of the top of the integral steel structure frame is connected with the embedded fixed anchor bolt 4 on the outer side of the reinforced concrete reinforcing pressing strip 3 through the flat steel bar 5, and the inner side of the top of the integral steel structure frame is connected with the embedded fixed anchor bolt 4 on the inner side of the reinforced concrete reinforcing pressing strip 3 through the Z-shaped steel bar 10.
Examples
The parapet seismic integrity reinforcing method and structure are shown in figures 1-3, and comprise a building roof 1, a parapet wall 2 with a brick-concrete structure is built on the edge of the building roof 1, and integral seismic reinforcing structures are arranged on the inner side and the outer side of the parapet wall 2. The top surface of the parapet wall body 2 is provided with a reinforced concrete reinforcing pressing strip 3, and the inner side and the outer side of the reinforced concrete reinforcing pressing strip 3 are both provided with fixing anchor bolts 4. The fixing anchor bolt 4 is connected with the integral anti-seismic reinforcing structure through the flat steel bar 5 and the Z-shaped steel bar 10. The flat steel bar 5 outside the integral earthquake-resistant reinforcing structure is fixedly connected with the vertical angle steel 6 and the horizontal angle steel 7 inside the integral earthquake-resistant reinforcing structure through the opposite-penetrating bolts 8 penetrating through the parapet wall body 2. The parapet wall body 2 is hooped in the middle through the integral anti-seismic reinforcing structure and is welded with the embedded steel plate 10 embedded in the building roof 1, and the integral anti-seismic performance of the parapet wall body 2 is effectively enhanced.
In specific implementation, the sizes of the through bolts 8, the flat steel bars 5, the vertical angle steels 6 and the horizontal angle steels 7 are determined according to the specific size of the parapet wall 2. The distance between the through bolts 8 is 500 mm. The diameter of the through bolt 8 is 10mm, 12mm or 16 mm. The vertical angle steel 6 and the horizontal angle steel 7 are equal-edge angle steel with the thickness of 75mm multiplied by 5 mm. The pre-buried steel plate 10 is a steel plate having dimensions of 400mm × 300mm × 20 mm. All steel members adopt the construction mode of processing and manufacturing in a professional factory and field installation. After the parapet wall body 2 is reinforced, in order to ensure the beauty of the parapet wall body 2, a layer of mortar can be smeared on the outer surface of the parapet wall body 2 so as to ensure the surface to be flat.
The invention effectively improves the anti-seismic performance of the parapet wall. So that the parapet with the original brick-concrete structure can meet the standard anti-seismic requirement. The invention has convenient construction, does not need to prepare too many construction facilities on site during construction, improves the safety of the parapet, is particularly suitable for earthquake-resistant reinforcement of the parapet building which does not meet the earthquake-resistant standard design, reduces the harm of hurting people caused by falling and collapsing of the parapet, and has high social benefit.
Claims (2)
1. The utility model provides a parapet antidetonation wholeness reinforcing method which characterized in that: the method is that a reinforced concrete reinforcing batten is additionally arranged at the top of a parapet wall body, and fixing anchor bolts are embedded in the inner side and the outer side of the reinforced concrete reinforcing batten; the flat steel bars arranged on the outer side of the parapet wall, the vertical angle steel and the horizontal angle steel arranged on the inner side of the parapet wall are connected into an integral steel structure frame through the fixing anchor bolts and the opposite-penetrating bolts penetrating through the parapet wall to tighten the parapet wall; meanwhile, the integral steel structure frame and the embedded steel plate of the building roof are welded into a whole so as to improve the anti-seismic performance of the parapet.
2. Parapet earthquake-resistant structure formed according to the method of claim 1, comprising a building roof (1), the edges of the building roof (1) being provided with parapet walls (2), characterized in that: the top of the parapet wall body (2) is provided with a reinforced concrete reinforcing batten (3), and the inner side and the outer side of the reinforced concrete reinforcing batten (3) are respectively provided with an embedded fixed anchor bolt (4); a group of flat steel bars (5) which are horizontally arranged are arranged on the outer side of the parapet wall body (2), and a group of vertical angle steel (6) and horizontal angle steel (7) are arranged on the inner side of the parapet wall body (2); the flat steel bars (5), the vertical angle steel (6) and the horizontal angle steel (7) are fixedly connected into an integral steel structure frame through a pair-penetrating bolt (8) penetrating through the parapet wall body (2); the bottom of the integral steel structure frame is welded with an embedded steel plate (9) of a building roof (1); the outer side of the top of the integral steel structure frame is connected with an embedded fixing anchor bolt (4) on the outer side of the reinforced concrete reinforcing pressing strip (3) through a flat steel bar (5), and the inner side of the top of the integral steel structure frame is connected with the embedded fixing anchor bolt (4) on the inner side of the reinforced concrete reinforcing pressing strip (3) through a Z-shaped steel bar (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110437793.3A CN113513183A (en) | 2021-04-22 | 2021-04-22 | Parapet anti-seismic integrity reinforcing method and structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110437793.3A CN113513183A (en) | 2021-04-22 | 2021-04-22 | Parapet anti-seismic integrity reinforcing method and structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113513183A true CN113513183A (en) | 2021-10-19 |
Family
ID=78061597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110437793.3A Pending CN113513183A (en) | 2021-04-22 | 2021-04-22 | Parapet anti-seismic integrity reinforcing method and structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113513183A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113846866A (en) * | 2021-10-29 | 2021-12-28 | 王成 | Building structure vertical part reinforcing and connecting structure |
| CN117027395A (en) * | 2023-08-31 | 2023-11-10 | 北京建工四建工程建设有限公司 | Construction method of oval cone concrete parapet forming structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09158490A (en) * | 1995-12-12 | 1997-06-17 | Shimizu Corp | Existing building reinforcing structure |
| US6145260A (en) * | 1999-02-16 | 2000-11-14 | Engineered Composite Systems, Inc. | Wall reinforcing and waterproofing system and method of fabrication |
| JP2015224480A (en) * | 2014-05-28 | 2015-12-14 | 株式会社竹中工務店 | Vibration control element |
| CN106812332A (en) * | 2015-11-29 | 2017-06-09 | 重庆市鑫耀机械厂 | A kind of ruggedized construction for machining the brick wall body of factory building |
-
2021
- 2021-04-22 CN CN202110437793.3A patent/CN113513183A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09158490A (en) * | 1995-12-12 | 1997-06-17 | Shimizu Corp | Existing building reinforcing structure |
| US6145260A (en) * | 1999-02-16 | 2000-11-14 | Engineered Composite Systems, Inc. | Wall reinforcing and waterproofing system and method of fabrication |
| JP2015224480A (en) * | 2014-05-28 | 2015-12-14 | 株式会社竹中工務店 | Vibration control element |
| CN106812332A (en) * | 2015-11-29 | 2017-06-09 | 重庆市鑫耀机械厂 | A kind of ruggedized construction for machining the brick wall body of factory building |
Non-Patent Citations (1)
| Title |
|---|
| 常宏达等主编: "《房屋建筑构造》", 31 May 2016 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113846866A (en) * | 2021-10-29 | 2021-12-28 | 王成 | Building structure vertical part reinforcing and connecting structure |
| CN117027395A (en) * | 2023-08-31 | 2023-11-10 | 北京建工四建工程建设有限公司 | Construction method of oval cone concrete parapet forming structure |
| CN117027395B (en) * | 2023-08-31 | 2024-02-27 | 北京建工四建工程建设有限公司 | Construction method of oval cone concrete parapet forming structure |
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| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20211019 |