CN110886246B - Hole position deviation device is changed to shock insulation support - Google Patents
Hole position deviation device is changed to shock insulation support Download PDFInfo
- Publication number
- CN110886246B CN110886246B CN201911307227.XA CN201911307227A CN110886246B CN 110886246 B CN110886246 B CN 110886246B CN 201911307227 A CN201911307227 A CN 201911307227A CN 110886246 B CN110886246 B CN 110886246B
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- China
- Prior art keywords
- shock insulation
- insulation support
- concrete pier
- support
- counter
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- 230000035939 shock Effects 0.000 title claims abstract description 69
- 238000009413 insulation Methods 0.000 title claims abstract description 67
- 238000002955 isolation Methods 0.000 claims abstract description 25
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 238000013016 damping Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
- E01D19/041—Elastomeric bearings
-
- 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
- E04B1/36—Bearings or like supports allowing movement
-
- 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
- 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
-
- 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
-
- 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
- E04H9/022—Bearing, supporting or connecting constructions specially adapted for such buildings and comprising laminated structures of alternating elastomeric and rigid layers
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Electromagnetism (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention belongs to the technical field of building and bridge damping, and relates to a hole position deviation device for replacing a vibration isolation support, which comprises a first concrete pier, a second concrete pier and a third concrete pier which are arranged in a right angle shape, wherein the first concrete pier is arranged at a right angle vertex, the upper surfaces of the second concrete pier and the third concrete pier are respectively and fixedly connected with a counter-force vibration isolation support, the upper part of each counter-force vibration isolation support is respectively and fixedly connected with a concrete structure, and the lower part of each counter-force vibration isolation support is respectively and fixedly connected with the second concrete pier and the third concrete pier; and the outer side of each reaction shock insulation support is fixedly provided with a reaction shock insulation support chute frame. The device can be high-efficient swift adjustment shock insulation support 360 degrees all directions's hole site offset problem.
Description
Technical Field
The invention belongs to the technical field of building and bridge damping, and relates to a hole position deviation replacing device for a shock insulation support.
Background
China is one of the countries in the world with the strongest earthquake activity and the worst earthquake disaster. The shock insulation rubber support is widely applied to various shock insulation fields, adopts a series of advantages of good horizontal performance, damping coefficient, vertical performance, vertical bearing capacity and the like by alternately laminating and excellently bonding a plurality of layers of steel plates and a plurality of layers of rubber, and is applied to reinforcement of various house buildings, highway bridges and structures. However, the shock-insulating rubber support is damaged when subjected to an earthquake or long-term use, and the old support needs to be replaced without affecting the upper structure. At present, the common replacement mode is to lift the upper structure out of a certain space by adopting a large jack and then remove the shock insulation rubber support. Due to shrinkage of concrete, displacement of a shock insulation layer and the like, the problem that the upper and lower hole positions are deviated and not concentric when an old support is removed to install a new support can be solved. Resulting in a new mount that cannot be installed.
Disclosure of Invention
The invention aims at the problems and provides a hole position deviation replacing device for a shock insulation support, which can efficiently and quickly adjust the hole position deviation problem of the shock insulation support in all directions of 360 degrees.
According to the technical scheme of the invention: the utility model provides a shock insulation support changes hole site deviation device which characterized in that: the concrete pile comprises a first concrete pier, a second concrete pier and a third concrete pier which are arranged in a right angle shape, wherein the first concrete pier is arranged at a right angle vertex, the upper surfaces of the second concrete pier and the third concrete pier are respectively fixed with a reaction shock insulation support, the upper part of each reaction shock insulation support is respectively fixedly connected with a concrete structure, and the lower part of each reaction shock insulation support is respectively and correspondingly fixedly connected with the second concrete pier and the third concrete pier; the outer side of each reaction shock insulation support is fixedly provided with a reaction shock insulation support chute frame;
The upper surface of first concrete pier sets up mobilizable and waits to install the isolation bearing, wait to install the upper surface of isolation bearing and the concrete structure and support and lean on the contact, wait to install the outside of isolation bearing and set up isolation bearing spout frame, isolation bearing spout frame and every through annular rope tensioning connection between the counter-force isolation bearing spout frame respectively, set up rope draw gear on the annular rope.
As a further improvement of the invention, the shock insulation support to be installed comprises a middle rubber part, an upper connecting plate fixed at the upper end of the rubber part and a lower connecting plate fixed at the lower end of the rubber part, wherein the upper end of the shock insulation support sliding chute frame is abutted against the bottom surface of the upper connecting plate, and the lower end of the shock insulation support sliding chute frame is abutted against the end surface of the lower connecting plate.
As a further improvement of the invention, the outer surfaces of the lower ends of the shock insulation support chute frame and the counter-force shock insulation support chute frame are respectively provided with rope grooves, and the annular ropes are matched and arranged in the rope grooves.
As a further improvement of the invention, the lower part of the inner side of the shock insulation support chute frame is provided with a yielding groove, and the outer side of the lower connecting plate extends into the yielding groove.
As a further improvement of the invention, the rope traction device adopts a chain block.
The invention has the technical effects that: the invention provides counter force by means of the installed shock insulation supports in the directions of the adjacent X axis and Y axis of the shock insulation support, adopts the rope traction device to adjust the hole position of the shock insulation support, does not need to additionally erect counter force facilities, and has simple and efficient operation; the invention can adjust the deviation of the shock insulation support in all directions by means of double counter forces in the directions of the adjacent X axis and Y axis of the shock insulation support; the invention is provided with the chute devices at the traction positions of the counter-force support and the new installation support, which can ensure that the rope traction device is stressed accurately and avoid the problem of deviation of the rope during traction.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a top view of fig. 1.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings.
In fig. 1 and 2, the device comprises a to-be-installed shock insulation support 1, a counter-force shock insulation support 2, a counter-force shock insulation support chute frame 3, a shock insulation support chute frame 4, a rope traction device 5, an upper connecting plate 6, a yielding groove, a first concrete pier 8, a second concrete pier 9, a third concrete pier 10, a concrete structure 11, an annular rope 12 and the like.
As shown in fig. 1 and 2, the invention relates to a hole position deviation device for replacing a vibration isolation support, which comprises a first concrete pier 8, a second concrete pier 9 and a third concrete pier 10 which are arranged in a right angle shape, wherein the first concrete pier 8 is arranged at a right angle vertex, the upper surfaces of the second concrete pier 9 and the third concrete pier 10 are respectively and fixedly connected with a reaction vibration isolation support 2, the upper part of each reaction vibration isolation support 2 is respectively and fixedly connected with a concrete structure 11, and the lower part of each reaction vibration isolation support 2 is respectively and fixedly connected with the second concrete pier 9 and the third concrete pier 10; the outer side of each reaction shock insulation support 2 is fixedly provided with a reaction shock insulation support chute frame 3;
The upper surface of first concrete pier 8 sets up mobilizable shock insulation support 1 of waiting to install, the upper surface of waiting to install shock insulation support 1 supports with concrete structure 11 and leans on the contact, and the outside of waiting to install shock insulation support 1 sets up shock insulation support spout frame 4, shock insulation support spout frame 4 with every through annular rope 12 tensioning connection respectively between the counter-force shock insulation support spout frame 3, set up rope draw gear 5 on the annular rope 12, in concrete use, rope draw gear 5 adopts chain block.
The to-be-installed shock insulation support 1 comprises a middle rubber part, an upper connecting plate 6 fixed at the upper end of the rubber part, and a lower connecting plate 7 fixed at the lower end of the rubber part, wherein the upper end of the shock insulation support chute frame 4 is attached to the bottom surface of the upper connecting plate 6, and the lower end of the shock insulation support chute frame 4 is abutted to the end surface of the lower connecting plate 7.
Rope grooves are respectively arranged on the outer surfaces of the lower ends of the shock insulation support chute frame 4 and the counter-force shock insulation support chute frame 3, and annular ropes 12 are matched in the rope grooves.
The lower part of the inner side of the shock insulation support chute frame 4 is provided with a relief groove, and the outer side of the lower connecting plate 7 stretches into the relief groove.
As shown in fig. 1 and 2, the product of the invention is used for installing an upper connecting bolt of a shock insulation support 1 to be installed, loading design torque, measuring the deviation direction of the shock insulation support 1 to be installed, and respectively selecting a counter-force shock insulation support 2 in the X-axis and Y-axis directions; simultaneously, installing a counterforce vibration isolation support chute frame 3 and a counterforce vibration isolation support chute frame 4 at traction stress positions of the vibration isolation support 1 to be installed and the counterforce vibration isolation support 2, installing 5 words of the rope traction device around the X axis and the Y axis, and carrying out traction of a lower connecting plate 7 of the vibration isolation support 1 to be installed after the installation is finished, wherein the X axis and the Y axis are distributed and stepped. And after the hole positions of the lower connecting plates can be used for installing bolts of the lower connecting plates 7 after the bolt holes of the upper original embedded parts are formed. And after the installation of the bolts is finished, the force of the rope traction device 5 is removed, the counter-force vibration isolation support chute frame 3 and the vibration isolation support chute frame 4 are removed, and the installation of the vibration isolation support 1 to be installed is finished.
The working principle of the product of the invention is as follows: the invention integrally adopts the rope traction device 5 to draw the offset support sealing plate by taking the counter-force shock insulation support chute frames 3 in the X axis and Y axis directions of the shock insulation support 1 to be installed as counter-force, so as to ensure that the hole positions of the connecting plates can be used for the bolt holes of the original embedded parts, and the invention is simple and efficient.
Claims (3)
1. The utility model provides a shock insulation support changes hole site deviation device which characterized in that: the concrete pile comprises a first concrete pier (8), a second concrete pier (9) and a third concrete pier (10) which are arranged in a right angle shape, wherein the first concrete pier (8) is arranged at the right angle vertex, the upper surfaces of the second concrete pier (9) and the third concrete pier (10) are respectively fixed with a counter-force vibration isolation support (2), the upper part of each counter-force vibration isolation support (2) is respectively and fixedly connected with a concrete structure (11), and the lower part of each counter-force vibration isolation support (2) is respectively and correspondingly fixedly connected with the second concrete pier (9) and the third concrete pier (10); the outer side of each reaction shock insulation support (2) is fixedly provided with a reaction shock insulation support chute frame (3);
The upper surface of the first concrete pier (8) is provided with a movable shock insulation support (1) to be installed, the upper surface of the shock insulation support (1) to be installed is in abutting contact with a concrete structure (11), the outer side of the shock insulation support (1) to be installed is provided with a shock insulation support sliding chute frame (4), the shock insulation support sliding chute frames (4) are respectively in tensioning connection with each counter-force shock insulation support sliding chute frame (3) through annular ropes (12), and the annular ropes (12) are provided with rope traction devices (5);
the to-be-installed shock insulation support (1) comprises a middle rubber part, an upper connecting plate (6) fixed at the upper end of the rubber part, and a lower connecting plate (7) fixed at the lower end of the rubber part, wherein the upper end of the shock insulation support sliding chute frame (4) is abutted against the bottom surface of the upper connecting plate (6), and the lower end of the shock insulation support sliding chute frame (4) is abutted against the end surface of the lower connecting plate (7);
The outer surfaces of the lower ends of the shock insulation support chute frame (4) and the counter-force shock insulation support chute frame (3) are respectively provided with rope grooves, and the annular ropes (12) are matched and arranged in the rope grooves.
2. The shock mount replacement hole site offset apparatus of claim 1 wherein: the lower part of the inner side of the shock insulation support chute frame (4) is provided with a yielding groove, and the outer side of the lower connecting plate (7) stretches into the yielding groove.
3. The shock mount replacement hole site offset apparatus of claim 1 wherein: the rope traction device (5) adopts a chain block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911307227.XA CN110886246B (en) | 2019-12-18 | 2019-12-18 | Hole position deviation device is changed to shock insulation support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911307227.XA CN110886246B (en) | 2019-12-18 | 2019-12-18 | Hole position deviation device is changed to shock insulation support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110886246A CN110886246A (en) | 2020-03-17 |
| CN110886246B true CN110886246B (en) | 2024-04-26 |
Family
ID=69752368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911307227.XA Active CN110886246B (en) | 2019-12-18 | 2019-12-18 | Hole position deviation device is changed to shock insulation support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110886246B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001164518A (en) * | 1999-12-13 | 2001-06-19 | Kajima Corp | Method and device for adjusting shear deformation of rubber bearing body |
| CN202595905U (en) * | 2012-06-04 | 2012-12-12 | 无锡圣丰建筑新材料有限公司 | Double-guide type tensile overturn-preventing vibration-isolating rubber bearing |
| CN103469896A (en) * | 2013-09-27 | 2013-12-25 | 无锡圣丰建筑新材料有限公司 | Anti-drawing shock-isolating rubber support |
| CN203383140U (en) * | 2013-06-16 | 2014-01-08 | 柳州东方工程橡胶制品有限公司 | Prebiasing device of bridge seismic isolation and reduction support |
| CN103572695A (en) * | 2013-07-23 | 2014-02-12 | 柳州东方工程橡胶制品有限公司 | Damping and isolation support provided with pre-biasing devices |
| KR20140103464A (en) * | 2013-02-18 | 2014-08-27 | 매크로드 주식회사 | A bridge bearing apparatus of a friction type and a rubber type reinforced a horizontal stiffness |
| CN105648918A (en) * | 2016-01-14 | 2016-06-08 | 中铁大桥局集团第四工程有限公司 | Deviation device and construction method thereof |
| CN205328513U (en) * | 2016-02-16 | 2016-06-22 | 四川川交路桥有限责任公司 | Possesses jack that synchronous top of three -dimensional pushed away function |
| CN206034309U (en) * | 2016-09-14 | 2017-03-22 | 盛焰正 | Jack reaction frame device |
| CN106592439A (en) * | 2016-12-28 | 2017-04-26 | 中交路桥华南工程有限公司 | Steel box girder slide traction system and construction method thereof |
| KR101756030B1 (en) * | 2016-07-05 | 2017-07-10 | 심규숙 | Position modification method of bridge upper structure by proportional deviation control |
| CN208455499U (en) * | 2018-01-23 | 2019-02-01 | 广西交通工程检测有限公司 | Bridge superstructure deviation correcting device based on jack counter-force self-balancing |
| CN208762880U (en) * | 2018-06-28 | 2019-04-19 | 中铁九桥工程有限公司 | A kind of whole segment girder steel precision three-dimensional adjuster of large-tonnage |
| CN211735117U (en) * | 2019-12-18 | 2020-10-23 | 无锡圣丰建筑新材料有限公司 | Hole site deviation replacing device for shock insulation support |
-
2019
- 2019-12-18 CN CN201911307227.XA patent/CN110886246B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001164518A (en) * | 1999-12-13 | 2001-06-19 | Kajima Corp | Method and device for adjusting shear deformation of rubber bearing body |
| CN202595905U (en) * | 2012-06-04 | 2012-12-12 | 无锡圣丰建筑新材料有限公司 | Double-guide type tensile overturn-preventing vibration-isolating rubber bearing |
| KR20140103464A (en) * | 2013-02-18 | 2014-08-27 | 매크로드 주식회사 | A bridge bearing apparatus of a friction type and a rubber type reinforced a horizontal stiffness |
| CN203383140U (en) * | 2013-06-16 | 2014-01-08 | 柳州东方工程橡胶制品有限公司 | Prebiasing device of bridge seismic isolation and reduction support |
| CN103572695A (en) * | 2013-07-23 | 2014-02-12 | 柳州东方工程橡胶制品有限公司 | Damping and isolation support provided with pre-biasing devices |
| CN103469896A (en) * | 2013-09-27 | 2013-12-25 | 无锡圣丰建筑新材料有限公司 | Anti-drawing shock-isolating rubber support |
| CN105648918A (en) * | 2016-01-14 | 2016-06-08 | 中铁大桥局集团第四工程有限公司 | Deviation device and construction method thereof |
| CN205328513U (en) * | 2016-02-16 | 2016-06-22 | 四川川交路桥有限责任公司 | Possesses jack that synchronous top of three -dimensional pushed away function |
| KR101756030B1 (en) * | 2016-07-05 | 2017-07-10 | 심규숙 | Position modification method of bridge upper structure by proportional deviation control |
| CN206034309U (en) * | 2016-09-14 | 2017-03-22 | 盛焰正 | Jack reaction frame device |
| CN106592439A (en) * | 2016-12-28 | 2017-04-26 | 中交路桥华南工程有限公司 | Steel box girder slide traction system and construction method thereof |
| CN208455499U (en) * | 2018-01-23 | 2019-02-01 | 广西交通工程检测有限公司 | Bridge superstructure deviation correcting device based on jack counter-force self-balancing |
| CN208762880U (en) * | 2018-06-28 | 2019-04-19 | 中铁九桥工程有限公司 | A kind of whole segment girder steel precision three-dimensional adjuster of large-tonnage |
| CN211735117U (en) * | 2019-12-18 | 2020-10-23 | 无锡圣丰建筑新材料有限公司 | Hole site deviation replacing device for shock insulation support |
Non-Patent Citations (2)
| Title |
|---|
| 某较大斜坡先简支后连续T梁桥复位施工技术;闵玉;张润泽;;城市道桥与防洪;20170615(06);全文 * |
| 桥梁支座典型病害分析及预防控制措施;彭金华;;建材与装饰;20160610(24);全文 * |
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| Publication number | Publication date |
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| CN110886246A (en) | 2020-03-17 |
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