CN108612337B - Ancient building reinforcing and repairing method based on structural seismic resistance - Google Patents

Ancient building reinforcing and repairing method based on structural seismic resistance Download PDF

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Publication number
CN108612337B
CN108612337B CN201810433860.2A CN201810433860A CN108612337B CN 108612337 B CN108612337 B CN 108612337B CN 201810433860 A CN201810433860 A CN 201810433860A CN 108612337 B CN108612337 B CN 108612337B
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foundation
plate
steel
column
building
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CN108612337A (en
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韩卫成
路国运
高宇波
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Taiyuan University of Technology
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Taiyuan University of Technology
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00—Working measures on existing buildings
    • E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
    • E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
    • E04G23/0229—Increasing or restoring the load-bearing capacity of building construction elements of foundations or foundation walls
    • 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
    • E04G23/06—Separating, lifting, removing of buildings; Making a new sub-structure
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
    • E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Environmental & Geological Engineering (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
  • Working Measures On Existing Buildindgs (AREA)

Abstract

The invention provides a strengthening and repairing method for an ancient building based on structural earthquake resistance, which comprises the steps of putting the whole building on a shelf; arranging a shockproof device below each column foundation in sequence; repairing the upright post; and connecting the building with the anti-vibration device. According to the reinforcing and repairing method for the ancient building based on structural earthquake resistance, the earthquake-proof device is arranged below the column foundation, the upright column is connected with the foundation through the earthquake-proof device, and when the building inclines or shakes due to earthquake or other external force, the restraining slippage is generated between the upright column and the foundation, so that the torsion resistance of the building is improved, the deformation degree of the building is reduced, and the earthquake resistance of the building is improved.

Description

Ancient building reinforcing and repairing method based on structural seismic resistance
Technical Field
The invention relates to a reinforcing and repairing method for an ancient building, in particular to a reinforcing and repairing method for an ancient building based on structural earthquake resistance.
Background
Ancient buildings are mostly mainly of wood structures. At present, ancient buildings which are reserved often have the phenomena of worm damage, cracking, inclination and the like after being blown by wind and rain for hundreds of years or even thousands of years. The ancient building inclines, mainly because the foundation takes place differential settlement and causes, if reinforcement and restoration in time, will face the danger of collapsing. For reinforcement and restoration of the slope of the ancient building, the prior art adopts a method of digging a part of the building in the reverse direction of the slope to make the building end right and fixing the building by a rope, or a method of pouring lead or other heavy objects into the foundation in the reverse direction of the slope to make the foundation sink and make the building end right and fixing the building by the rope. The existing reinforcing and repairing method aiming at the inclination of the historic building not only influences the appearance of the historic building, but also has poor stability and weak shock resistance.
Disclosure of Invention
The invention aims to provide a strengthening and repairing method for an ancient building based on structural earthquake resistance, which solves the problem of weak earthquake resistance in the prior art.
The technical scheme of the invention is as follows: an ancient building reinforcing and repairing method based on structural earthquake resistance comprises the following steps:
step 1, completely disassembling a building framework located on a column foundation through an upright column, and integrally moving away from the column foundation;
step 2, moving the column foundations away, and sequentially arranging a shockproof device below each column foundation; the shockproof device comprises a steel plate and a steel frame arranged on the steel plate, wherein the lower end face of the steel plate is provided with a steel chisel, the steel chisel is connected with a foundation, the upper end face of the steel plate is provided with a guide post, the steel frame comprises an upper layer plate and a lower layer plate, the lower layer plate is provided with a guide hole, the guide hole penetrates through the upper end face and the lower end face of the lower layer plate, the guide hole is arranged corresponding to the guide post, the guide post is inserted into the guide hole, the inner diameter of the guide hole is larger than the diameter of the guide post, a plurality of springs are horizontally arranged in the guide hole and arranged along different directions, one end of each spring is connected with the side wall of the guide hole, the other end of each spring is welded with the;
step 3, repairing the upright column, removing the part damaged by worms and rotten, performing antiseptic treatment, repairing by using wood blocks, and firmly adhering by using an adhesive; repairing the cracked place with batten and adhering with adhesive;
step 4, chiseling through holes on the column foundation along the axial direction, wherein the size and the shape of the through holes are the same as those of the central holes on the upper plate; and moving the column foundation to the anti-vibration device, enabling the through hole to be correspondingly placed with the central hole in the upper plate, adhering the column foundation and the upper plate through an adhesive, moving the building framework back, and enabling the upright column to penetrate through the through hole in the column foundation to be inserted into the central hole, so that the building is connected with the anti-vibration device.
Preferably, in step 2, the method for setting the anti-vibration device includes: digging a foundation pit on the foundation pit, embedding concrete blocks in the foundation pit, connecting the concrete blocks and the foundation pit into a whole to form a foundation, and connecting a steel chisel below a steel plate with the concrete blocks through cast-in-place concrete; arranging a lower layer plate above the steel plate, and inserting the guide post into the guide hole; arranging a spring in the guide hole, welding one end of the spring with the side wall of the guide hole, and welding the other end of the spring with the guide column; and arranging an upper plate above the lower plate, and welding the lower plate and the upper plate through a steel bar.
Preferably, in step 2, the guide holes and the steel bars are both arranged at the peripheral position of the lower plate, and the guide holes and the steel bars are arranged at intervals.
The invention has the following beneficial effects:
1. the ancient building reinforcing and repairing method based on structural earthquake resistance provided by the invention has the advantages that the whole building is dropped, the earthquake-proof device is arranged on the foundation, the building is connected with the earthquake-proof device through the upright post, when the building inclines or shakes due to earthquake or other external force, the restrained slippage can be generated between the upright post and the foundation, the torsion resistance of the building is improved, the deformation degree of the building is reduced, and the earthquake resistance is further improved.
2. According to the reinforcing and repairing method for the historic building based on structural earthquake resistance, provided by the invention, a plurality of springs are arranged between the guide post and the guide hole in the earthquake-proof device along different directions, so that the damping force for sliding is increased, and the resilience force for resetting is provided, so that the inclination or shaking amplitude of the building is weakened.
3. According to the reinforcing and repairing method for the ancient building based on structural earthquake resistance, the earthquake-proof device is arranged below the column foundation and can be shielded through the ornament, so that the original appearance of the ancient building is maintained, and the appearance is not influenced.
4. The method for reinforcing and repairing the ancient building based on structural earthquake resistance is suitable for reinforcing and repairing the wooden ancient building.
Drawings
FIG. 1 is a schematic structural diagram of a vibration damping device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a steel plate according to an embodiment of the present invention;
FIG. 3 is a schematic view of a steel frame structure according to an embodiment of the present invention;
FIG. 4 is a schematic view of the connection between a steel plate and a lower plate according to an embodiment of the present invention;
FIG. 5 is a schematic view of the connection between the pillar and the anti-vibration device according to the embodiment of the present invention;
fig. 6 is a schematic diagram of a repaired ancient building according to an embodiment of the present invention.
In the figure, 1, a steel plate, 2, a steel chisel, 3, a guide post, 4, a lower plate, 5, an upper plate, 6, a guide hole, 7, a spring, 8, a central hole, 9, a steel bar, 10, a stand column and 11, a column foundation.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Examples
An ancient building reinforcing and repairing method based on structural earthquake resistance comprises the following steps:
step 1, completely disassembling the building framework which is arranged on a column foundation 11 through an upright post 10 and is inclined, and integrally moving away from the column foundation 11;
step 2, moving the column foundations 11 away, sequentially arranging a shock-proof device below the original site of each column foundation 11, referring to fig. 1-6, wherein the shock-proof device comprises a steel plate 1 and a steel frame, the lower end face of the steel plate 1 is provided with a steel rod 2, the steel rod 2 is connected with the foundation, the upper end face of the steel plate 1 is provided with a guide column 3, the guide column 3 is connected with the steel frame, the steel frame comprises an upper plate 5 and a lower plate 4, the lower plate 4 is connected with the upper plate 5 through a steel rod 9, the lower plate 4 is provided with a guide hole 6, the guide hole 6 penetrates through the upper end and the lower end of the lower plate 4, the guide hole 6 and the steel rod 9 are both arranged at the peripheral position of the lower plate 4, and the guide hole 6 and the steel rod 9; the guide hole 6 is arranged corresponding to the guide post 3, the guide post 3 is inserted into the guide hole 6, the inner diameter of the guide hole 6 is larger than the diameter of the guide post 3, four springs 7 are horizontally arranged in the guide hole 6, the four springs 7 are arranged along different directions, one end of each spring 7 is connected with the side wall of the guide hole 6, the other end of each spring 7 is welded with the guide post 3, and the upper plate 5 is provided with a central hole 8;
the setting method of the shockproof device comprises the following specific steps:
(1) and (3) foundation construction: digging a foundation pit on the foundation bed, wherein the foundation pit is square, the side length is 1 meter, and the depth is 1 meter, embedding concrete blocks in the foundation pit, and connecting the concrete blocks and the foundation bed into a whole by using concrete to form a foundation;
(2) installing a shock-proof device: connecting a steel chisel 2 below a steel plate 1 with a concrete block through cast-in-place concrete, arranging a lower layer plate 4 above the steel plate 1, and inserting a guide post 3 on the steel plate 1 into a guide hole 6 on the lower layer plate 4; a spring 7 is arranged in the guide hole 6, one end of the spring 7 is welded with the side wall of the guide hole 6, and the other end of the spring 7 is welded with the guide column 3; arranging an upper plate 5 above the lower plate 4, and welding the lower plate 4 and the upper plate 5 through a steel bar 9;
step 3, repairing the upright post 10, removing the part damaged by worms and rotten, performing antiseptic treatment, repairing by using wood blocks, and firmly adhering by using an adhesive; the cracked place is repaired by a batten and is firmly adhered by an adhesive.
Step 4, chiseling through holes on the column foundation 11 along the axial direction, wherein the through holes are the same as the central holes 8 on the upper plate 5 in size and shape; moving the column foundation 11 to the anti-vibration device, enabling the through hole in the column foundation 11 to be placed corresponding to the central hole 8, bonding the column foundation and the upper layer plate through an adhesive, moving the building framework back to the original site, and inserting the upright post 10 into the central hole 8 through the through hole in the column foundation 11 to enable the building to be connected with the anti-vibration device; when the column foundation 11 is higher, the upright column 10 can be lengthened to prevent the whole height of the building from obviously descending.
Finally, the quakeproof device is provided with a floor or a floor tile for decoration, and the quakeproof device is shielded to maintain the original appearance of the ancient building; the shield should be positioned so as not to interfere with the relative sliding movement between the posts and the shock mounts.
According to the reinforcing and repairing method for the ancient building based on structural earthquake resistance, the earthquake-proof device is arranged on the foundation, the building is connected with the earthquake-proof device through the upright post, when the ancient building is vibrated or shaken due to earthquakes or other external forces, the upright post and the foundation are restrained to a certain extent, limited displacement can be generated, the torsion resistance of the building is improved, the deformation degree of the building is reduced, and the earthquake resistance of the ancient building is further improved.
According to the reinforcing and repairing method for the historic building based on structural earthquake resistance, provided by the invention, a plurality of springs are arranged between the guide post and the guide hole in the earthquake-proof device along different directions, so that the damping force for sliding is increased, and the resilience force for resetting is provided, so that the inclination or shaking amplitude is weakened.
According to the reinforcing and repairing method for the ancient building based on structural earthquake resistance, the earthquake-proof device is arranged below the column foundation, and is shielded by the ornament, so that the original appearance of the ancient building can be maintained, and the appearance is not influenced.
The method for reinforcing and repairing the ancient building based on structural earthquake resistance is suitable for reinforcing and repairing the wooden ancient building.

Claims (3)

1. A strengthening and repairing method for an ancient building based on structural earthquake resistance is characterized by comprising the following steps:
step 1, completely disassembling a building framework located on a column foundation through an upright column, and integrally moving away from the column foundation;
step 2, moving the column foundations away, and sequentially arranging a shockproof device below each column foundation; the shockproof device comprises a steel plate (1) and a steel frame arranged on the steel plate (1), wherein a steel chisel (2) is arranged on the lower end face of the steel plate (1), the steel chisel (2) is connected with a foundation, a guide post (3) is arranged on the upper end face of the steel plate (1), the steel frame comprises an upper layer plate (5) and a lower layer plate (4) which are overlapped, a guide hole (6) is arranged on the lower layer plate (4), the guide hole (6) penetrates through the upper end face and the lower end face of the lower layer plate (4), the guide hole (6) is arranged corresponding to the guide post (3), the guide post (3) is inserted into the guide hole (6), the inner diameter of the guide hole (6) is larger than the diameter of the guide post (3), a plurality of springs (7) are horizontally arranged in the guide hole (6), the plurality of springs (7) are arranged in different directions, one end of each spring (7) is connected with the side wall of the guide hole (6), and the other end of, the upper layer plate (5) is provided with a central hole (8), and the lower layer plate (4) is connected with the upper layer plate (5) through a steel bar (9);
step 3, repairing the upright column, removing the part damaged by worms and rotten, performing antiseptic treatment, repairing by using wood blocks, and firmly adhering by using an adhesive; repairing the cracked place with batten and adhering with adhesive;
step 4, chiseling through holes in the axial direction on the column foundation, wherein the through holes are the same as the central hole (8) of the upper plate (5) in size and shape; and moving the column foundation to the anti-vibration device, enabling the through hole to be correspondingly placed with the central hole (8), adhering the column foundation and the upper layer plate (5) through an adhesive, moving the building framework back, and enabling the upright column to penetrate through the through hole in the column foundation to be inserted into the central hole (8) so as to connect the building with the anti-vibration device.
2. The strengthening and repairing method for ancient buildings based on structural earthquake resistance according to claim 1, wherein in the step 2, the setting method of the earthquake-proof device is as follows: digging a foundation pit on the foundation pit, embedding concrete blocks in the foundation pit, connecting the concrete blocks and the foundation pit into a whole to form a foundation, arranging a steel plate (1) on the concrete blocks, connecting a steel chisel (2) below the steel plate (1) with the concrete blocks through cast-in-place concrete, arranging a lower layer plate (4) above the steel plate (1), and inserting the guide columns (3) into the guide holes (6); a spring (7) is arranged in the guide hole (6), one end of the spring (7) is welded with the side wall of the guide hole (6), and the other end of the spring (7) is welded with the guide post (3); an upper plate (5) is arranged above the lower plate (4), and the lower plate (4) and the upper plate (5) are welded through a steel bar (9).
3. The strengthening and repairing method for ancient buildings based on structural earthquake resistance as claimed in claim 1, wherein in the step 2, the guide holes (6) and the steel bars (9) are both arranged at the peripheral position of the lower plate (4), and the guide holes (6) and the steel bars (9) are arranged at intervals.
CN201810433860.2A 2018-05-08 2018-05-08 Ancient building reinforcing and repairing method based on structural seismic resistance Active CN108612337B (en)

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Publication number Priority date Publication date Assignee Title
CN113833339B (en) * 2021-09-24 2022-10-11 中国水利水电科学研究院 Earthquake-resistant structure of historic building and construction method thereof
CN117966891A (en) * 2024-02-05 2024-05-03 中国矿业大学 Replaceable interlayer energy dissipation device of modularized steel structure

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Publication number Priority date Publication date Assignee Title
JPH07279386A (en) * 1994-04-15 1995-10-27 Fujita Corp Vibration-proof structure for double floor
CN2521285Y (en) * 2001-04-20 2002-11-20 税浩旭 Friction sliding supporting seat
CN201217964Y (en) * 2008-07-10 2009-04-08 刘呈辉 Shock-resistant construction
JP2014214513A (en) * 2013-04-26 2014-11-17 寺泊産業株式会社 Outdoor installation type building aseismatic device and construction method thereof
CN105442641A (en) * 2015-12-02 2016-03-30 梁海森 Pillar interconnecting aseismic structure for pseudo-classic architecture
CN105544761A (en) * 2015-12-11 2016-05-04 北京建筑大学 Shape memory alloy rolling horizontal and vertical multidimensional isolation bearing
CN106677557A (en) * 2017-03-10 2017-05-17 中国机械工业集团有限公司 Supporting protective structure capable of replacing large air spring through jacking and construction technique
CN206829169U (en) * 2017-05-14 2018-01-02 刘兴振 A kind of assembled architecture elastic anti-seismic suspension column seat

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Publication number Priority date Publication date Assignee Title
US20080098670A1 (en) * 2006-10-31 2008-05-01 Hai Tang Hsu Earthquake resistant building foundation

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07279386A (en) * 1994-04-15 1995-10-27 Fujita Corp Vibration-proof structure for double floor
CN2521285Y (en) * 2001-04-20 2002-11-20 税浩旭 Friction sliding supporting seat
CN201217964Y (en) * 2008-07-10 2009-04-08 刘呈辉 Shock-resistant construction
JP2014214513A (en) * 2013-04-26 2014-11-17 寺泊産業株式会社 Outdoor installation type building aseismatic device and construction method thereof
CN105442641A (en) * 2015-12-02 2016-03-30 梁海森 Pillar interconnecting aseismic structure for pseudo-classic architecture
CN105544761A (en) * 2015-12-11 2016-05-04 北京建筑大学 Shape memory alloy rolling horizontal and vertical multidimensional isolation bearing
CN106677557A (en) * 2017-03-10 2017-05-17 中国机械工业集团有限公司 Supporting protective structure capable of replacing large air spring through jacking and construction technique
CN206829169U (en) * 2017-05-14 2018-01-02 刘兴振 A kind of assembled architecture elastic anti-seismic suspension column seat

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