CN102116010A - Method for installing laminated shock isolation rubber support - Google Patents

Method for installing laminated shock isolation rubber support Download PDF

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Publication number
CN102116010A
CN102116010A CN 201010594937 CN201010594937A CN102116010A CN 102116010 A CN102116010 A CN 102116010A CN 201010594937 CN201010594937 CN 201010594937 CN 201010594937 A CN201010594937 A CN 201010594937A CN 102116010 A CN102116010 A CN 102116010A
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steel plate
fixing steel
bearing
post
support
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CN102116010B (en
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陈理想
朱克斌
高元
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JIANGSU YANGZHOU HELI RUBBER PRODUCTION Corp
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JIANGSU YANGZHOU HELI RUBBER PRODUCTION Corp
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Abstract

The invention relates to a method for installing a laminated shock isolation rubber support. The maximum performance of the laminated shock isolation rubber support can be exerted, and a building is furthest protected. The method comprises the following steps of: 1) pre-embedding a lower positioning steel plate when the reinforcing cage of a lower column is rolled; 2) pouring the lower column by using the top surface of the lower positioning steel plate as the top surface of the lower column; 3) fixedly connecting an upper positioning steel plate on the top surface of the support; 4) rolling the reinforcing cages of an upper beam and an upper column by using the top surface of the upper positioning steel plate as a reference surface; 5) arranging a pair of spade coin-shaped beam and column bottom protective templates outside the top surface of the support; 6) arranging a crossed pre-supporting rod on at least one opposite side of the support; 7) pouring the upper beam and the upper column; and 8) removing the pre-supporting rod. The supports at different positions are pre-supported in different modes, and the supports pre-supported in the different modes can be differently influenced before pre-supporting is released due to the micro fluctuation of a load; and the formed integral shock isolation support array has higher shock resistance.

Description

A kind of mounting method of lamination shock insulation rubber bearing
Technical field
Mounting method when the present invention relates to the application of lamination shock insulation rubber bearing.
Background technology
The lamination shock insulation rubber bearing is to be replaced by rubber and sandwich clad steel compoundly to be bonded through high temperature vulcanized.It is arranged on the bearing beam column end place in bridge, house, and the shock resistance that improves the house is had high help.But when shock insulation rubber bearing is set,, be difficult to bring into play its maximum shockproof effect if method is improper.The applicant is as the research and development unit of shock insulation rubber bearing, physicochemical property to shock insulation rubber bearing has comprehensive understanding, especially shock insulation rubber bearing is after bearing big load, and the variation of its inner physicochemical property is different to each bearing of diverse location in the single building.In application process, find that inappropriate mounting method causes the usefulness of existing lamination shock isolating pedestal not bring into play comprehensively in the collaborative unit of installing and using.
Summary of the invention
The present invention is directed to above problem, a kind of maximum efficiency that can bring into play the lamination shock insulation rubber bearing is provided, and then protect the mounting method of the lamination shock insulation rubber bearing of building to greatest extent.
Technical scheme of the present invention is: carry out according to the following steps:
1), when rolling the lower post reinforcing cage, bury fixing steel plate in advance; Offer on the described down fixing steel plate can penetration concrete the hole, and four jiaos of fixing steel plate are provided with screwed hole with described bearing connecting hole location matches down;
2), following fixing steel plate end face is as the lower post end face, builds lower post; After following fixing steel plate is fixed on the bottom capital, described bearing is fixedly connected on down on the fixing steel plate;
3), fixing steel plate on described bearing end face is fixedly connected; Described four jiaos of the fixing steel plates of going up are provided with screwed hole with described bearing connecting hole location matches;
4), the end face of above fixing steel plate is datum, rolls top beam, post reinforcing cage;
5), at the bottom of the beam of a pair of trousers coin of described bearing end face arranged outside shape, post protecting formwork, to prevent top beam, post spillage when the fluid concrete, drip is to described bearing;
6), the pre-support bar of intersection is set at least one opposite side of described bearing; The bottom of the pre-support bar of described intersection is fixed on the bottom capital, and the top is fixed on top beam, the column template bottom surface;
7), build top beam, post;
8), treat top beam, post concrete drying after, after last fixing steel plate is fixed on top beam, post bottom surface, remove described pre-support bar, make.
Bearing four limits that are used for the single building rotation angle position in the step 6) are provided with pre-support bar, form four limits and support form in advance; The bearing opposite side at other position is provided with pre-support bar, form opposite side and support form in advance, and other position opposite side support form in advance be 90 ° of settings to edge direction is adjacent.
The present invention is directed to single building, to the different pre-support form of bearing employing of diverse location, before pre-support discharged, because the micro fluctuation of load, the bearing that different modes is supported in advance can produce different influences.Such as, be located at " four limits " the pre-support in bight, avoided the bearing load before release of a seat body, its sealing back anti-all directions shear ability equilibrium, and then " swing angle " effect (during earthquake, the probability maximum that the bight, house occurs earlier breaking and caves in) can effectively protect earthquake the time.For another example, be arranged on the pre-support in other position (each the bean column node position in four limits) " opposite side ", " opposite side " is towards being provided with at interval; Before release, the shear strain degree of freedom of a just open side, the memory effect of the elastomeric material of our unit's research and development makes the anti-shear ability of the anti-shear ability of a direction of this bearing greater than other direction, after being provided with at interval, " division of labor " difference.Add aforementioned " four limits " pre-bearing that supports, the shock resistance of the whole shock isolating pedestal " battle array " that is constituted is stronger.In addition, method of the present invention is dissolved into the installation of bearing in the building construction program, makes that the precision of installing is higher, and then brings into play usefulness more fully; For preventing that in building construction program concrete also provides special-purpose protection template to the influence of bearing.
Description of drawings
Fig. 1 is a structural representation of the present invention
Fig. 2 be among Fig. 1 A-A to view
Fig. 3 is the pre-structural representation that supports the form that is provided with of opposite side among the present invention
Fig. 4 is the pre-structural representation that supports the form that is provided with in four limits among the present invention
Fig. 5 is a user mode schematic diagram of the present invention
1 is lower post among the figure, the 2nd, and support bar, the 20th, opposite side supports form in advance, 21 is that form is supported on four limits in advance, the 201st, opposite side supports form one, 202nd in advance, opposite side support form in advance and, the 3rd, bearing top board, the 4th, last fixing steel plate, the 5th, top beam, post, the 6th, protecting formwork, the 7th, bearing, the 8th, base-plate, the 9th, following fixing steel plate, the 90th, hole, the 10th, single building, the 101st, rotation angle position, the 102nd, other position.
The specific embodiment
The present invention carries out shown in Fig. 1-5 according to the following steps:
1), when rolling lower post 1 reinforcing cage, bury fixing steel plate 9 in advance; Offer on the described down fixing steel plate 9 can penetration concrete hole 90, and four jiaos of fixing steel plate 9 are provided with the screwed hole of connecting hole location matches on the base-plate 8 with described bearing 7 down;
2), following fixing steel plate 9 end faces are as the end face of lower post 1, build lower post 1; After following fixing steel plate 9 is fixed on the bottom capital, described bearing 7 is fixedly connected on down on the fixing steel plate 9;
3), fixing steel plate 4 on described bearing 7 end faces are fixedly connected; Describedly go up the screwed hole that 4 four jiaos of fixing steel plates are provided with connecting hole location matches on the bearing top board 3 with described bearing 7;
4), the end face of above fixing steel plate 4 is datum, rolls top beam, post 5 reinforcing cages;
5), at the bottom of the beam of a pair of trousers coin of described bearing 7 end face arranged outside shape, post protecting formwork 6, to prevent top beam, post 5 spillage when the fluid concrete, drip is to described bearing 7;
6), the pre-support bar 2 of intersection is set at least one opposite side of described bearing 7; The bottom of the pre-support bar 2 of described intersection is fixed on the end face of lower post 1, intersects the top of pre-support bar 2 to be fixed on the template bottom surface of top beam, post 5;
7), build top beam, post 5;
8), treat top beam, post 5 concrete dryings after, last fixing steel plate 4 is removed described pre-support bar 2 after being fixed on top beam, post 5 bottom surfaces, makes.
Bearing 7 four limits that are used for single building 10 rotation angle positions 101 in the step 6) are provided with pre-support bar, form four limits and support form 21 in advance; Bearing 7 opposite side at other position 102 are provided with pre-support bar, form opposite side and support form 20 in advance, and other position opposite side support form in advance be 90 ° of settings to edge direction is adjacent, support form 1, opposite side in advance as opposite side among Fig. 5 and support form 2 202 in advance.
According to the joint conference that the applicant holds in the construction experience and the job site of various places, discuss repeatedly through each side, study and define out following concrete constructure scheme.
(1) strict control cushion cap capital absolute altitude and axial location
The lamination shock insulation rubber bearing is installed between basis and the superstructure, and exactly the lamination shock insulation rubber bearing is at first in place on the foundation platform capital.Therefore the absolute altitude of column top and the control of axis are the keys of installation quality.By designing requirement, 1/500 of the gradient of rest base center absolute altitude and single bearing≤bearing diameter, misalignment of axe≤3mm, otherwise bearing will produce the eccentric compression phenomenon, and bearing can produce distortion, crooked when serious, loses the operate as normal ability.
Concrete measure is: when the cushion cap post props up template, crosscheck the exact position of axis, axis and absolute altitude are copied simultaneously in the template inboard, and make a little higher than capital absolute altitude of post side template, be responsible for by the special messenger during disturbing concrete, when concrete casting to from capital 500mm the time, check axial location and absolute altitude once more, prepare installing and locating stone bolt and pre-embedded steel slab (fixing steel plate).
(2) set up pre-embedded steel slab (fixing steel plate) and stone bolt
When concrete casting to apart from capital 500mm the time, earlier that stone bolt and reinforcing cage colligation is firm, overlap nut thereon, four jiaos of circular holes of pre-embedded steel slab (fixing steel plate) are passed bolt place capital, overlap another nut again.To adjust X-Y direction alignment post axis then, fixedly pre-embedded steel slab (fixing steel plate) is proofreaied and correct the stone bolt position, and bolt is tightened about inciting somebody to action after correction is finished, and makes it no longer mobile.
(3) pre-embedded steel slab (fixing steel plate) is installed, is guaranteed that the pre-buried position of stone bolt is accurate
With pre-embedded steel slab (fixing steel plate), its physical dimension is with the upper and lower junction plate of bearing, for making things convenient for concreting, open a diameter in the middle of the location-plate and be half circular hole (fluid concrete with) of junction plate size, with the cushion cap mast axis cause indicate on the location-plate center line X-Y direction (X-Y direction positional precision for ± 5mm), four jiaos of punchings of pre-embedded steel slab (fixing steel plate) (the position degree in hole is ± 1mm), the aperture positions for to add 2mm on the basis of stone bolt diameter.
(4) water pound column top concrete
After above-mentioned steps is finished, begin to water pound column top concrete, concrete is gone into by artificial shovel from the slit at pre-embedded steel slab (fixing steel plate) and post mould edge, use minor diameter vibrator vibration compacting then.Stone bolt was proofreaied and correct 1 time before concrete initial set, less than 3mm, at last that surperficial concrete is floating, pre-embedded steel slab (fixing steel plate) is permanently secured to capital with the levelness of level gauge correction fixing steel plate and design elevation error again.Depression must not appear in plug hole in the middle of cast finishes back pre-embedded steel slab (fixing steel plate).
(5) erection support
Behind the concrete time solidification in accordance with regulations, the lamination shock insulation rubber bearing can be installed, earlier the nut on the pre-embedded steel slab (fixing steel plate) be taken off, four jiaos of circular holes of lamination shock insulation rubber bearing be aimed at pre-embedded anchoring bolts screw in and tighten screw.Again the top hold-down screw is tightened to the pre-embedded bolt from upper junction plate bolt screw-in, firm pre-buried double-screw bolt and the colligation of upper reinforcement net sheet of stretching into part in the beam, begin the supporting beam soffit formwork then.(note: bearing not directly blocks bearing rubber part body with the lifting rope when lifting)
(6) lamination shock insulation rubber bearing position beam bottom board slab supporting
After the lamination shock insulation rubber bearing installs, upper junction plate will intersect with the post of superstructure and beam, so during the post beam bottom board plate on a lamination shock insulation rubber bearing, adopt the typing dedicated templates.
Typified form installs near upper junction plate, and all paste firmly with adhesive tape in the slit of junction plate and template and the slit that meets beam bottom board plate place, produces spillage when preventing concreting, and adds steel pipe at the beam forms edge and support.
(7) the intersection supporting is set, guarantees that bearing is firm
For the lamination shock insulation rubber bearing was not subjected to displacement and inclination and distortion in construction period, fixed at lamination shock insulation rubber bearing arranged outside intersection angle steel, treat again it to be cut off after main body construction finishes.Specific practice is: at the pre-buried 100mm * 100mm in column cap edge * 6mm angle steel (totally 4) up and down, intersect full weld on angle steel
Figure BSA00000390397500061
The method to set up of this intersection angle steel is: the big angle of architecture enclosing and four sides, corner post angle all are provided with, and the node at peripheral other position is provided with along the both sides of Liang Zaizhu, and north-south and East and West direction are provided with at interval.

Claims (2)

1. the mounting method of a lamination shock insulation rubber bearing is characterized in that, carries out according to the following steps:
1), when rolling the lower post reinforcing cage, bury fixing steel plate in advance; Offer on the described down fixing steel plate can penetration concrete the hole, and four jiaos of fixing steel plate are provided with screwed hole with described bearing connecting hole location matches down;
2), following fixing steel plate end face is as the lower post end face, builds lower post; After following fixing steel plate is fixed on the bottom capital, described bearing is fixedly connected on down on the fixing steel plate;
3), fixing steel plate on described bearing end face is fixedly connected; Described four jiaos of the fixing steel plates of going up are provided with screwed hole with described bearing connecting hole location matches;
4), the end face of above fixing steel plate is datum, rolls top beam, post reinforcing cage;
5), at the bottom of the beam of a pair of trousers coin of described bearing end face arranged outside shape, post protecting formwork, to prevent top beam, post spillage when the fluid concrete, drip is to described bearing;
6), the pre-support bar of intersection is set at least one opposite side of described bearing; The bottom of the pre-support bar of described intersection is fixed on the bottom capital, and the top is fixed on top beam, the column template bottom surface;
7), build top beam, post;
8), treat top beam, post concrete drying after, after last fixing steel plate is fixed on top beam, post bottom surface, remove described pre-support bar, make.
2. the mounting method of a kind of lamination shock insulation rubber bearing according to claim 1 is characterized in that, bearing four limits that are used for the single building rotation angle position in the step 6) are provided with pre-support bar, form four limits and support form in advance; The bearing opposite side at other position is provided with pre-support bar, form opposite side and support form in advance, and other position opposite side support form in advance be 90 ° of settings to edge direction is adjacent.
CN2010105949378A 2010-12-20 2010-12-20 Method for installing laminated shock isolation rubber support Active CN102116010B (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102433935A (en) * 2011-12-21 2012-05-02 宿迁华夏建设(集团)工程有限公司 Mounting and positioning rack for shock isolation supporting seat
CN102434007A (en) * 2011-12-21 2012-05-02 宿迁华夏建设(集团)工程有限公司 Construction process for installing vibration isolation support among floors
CN102767238A (en) * 2012-07-27 2012-11-07 中铁十六局集团有限公司 Construction method of shock-isolation rubber support
CN104453268A (en) * 2014-11-11 2015-03-25 云南震安减震技术有限公司 Method for replacing seismic isolation rubber bearing with section steel beams
CN109594833A (en) * 2018-11-28 2019-04-09 浙江理工大学 Prefabricated concrete structure Interlayer seismic isolation method
CN111908947A (en) * 2020-08-07 2020-11-10 河海大学 Damping bridge support and preparation method thereof
CN113062607A (en) * 2021-03-24 2021-07-02 中国五冶集团有限公司 Positioning and mounting method for section steel column
CN115387491A (en) * 2022-09-19 2022-11-25 金陵科技学院 Building shock mounting

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EP0583923A1 (en) * 1992-08-07 1994-02-23 Sumitomo Rubber Industries Limited Laminated rubber bearing
US5682712A (en) * 1993-11-24 1997-11-04 Mm Systems Of Arizona Steel-rubber seismic isolation bearing
JP2002081499A (en) * 2000-09-06 2002-03-22 Toyo Tire & Rubber Co Ltd Laminated rubber for base isolation
JP2003184925A (en) * 2001-12-21 2003-07-03 Tokai Rubber Ind Ltd Method of manufacturing rubber bearing
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CN1560395A (en) * 2004-03-04 2005-01-05 华中科技大学 Three-dimemsional vibration insulationg system
CN2716377Y (en) * 2004-04-30 2005-08-10 北京工业大学 Shape memory alloy and rubber composite support with horizontal polydirectional vibration-proof and vertical drawing-prevention function
CN1827936A (en) * 2005-03-04 2006-09-06 张准胜 Method and apparatus for shock-insulating reconstruction of existing building
CN200940296Y (en) * 2006-09-11 2007-08-29 广州大学 Laminated rubber supporting seat with earthquake-resistance having stretching-resistance
CN200943268Y (en) * 2006-09-11 2007-09-05 广州大学 Improved tri-dimensional shock insulation device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0583923A1 (en) * 1992-08-07 1994-02-23 Sumitomo Rubber Industries Limited Laminated rubber bearing
US5682712A (en) * 1993-11-24 1997-11-04 Mm Systems Of Arizona Steel-rubber seismic isolation bearing
JP2002081499A (en) * 2000-09-06 2002-03-22 Toyo Tire & Rubber Co Ltd Laminated rubber for base isolation
JP2003184925A (en) * 2001-12-21 2003-07-03 Tokai Rubber Ind Ltd Method of manufacturing rubber bearing
JP2003239522A (en) * 2002-02-21 2003-08-27 Yamaha Corp Vibration isolation support device
CN1560395A (en) * 2004-03-04 2005-01-05 华中科技大学 Three-dimemsional vibration insulationg system
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CN1827936A (en) * 2005-03-04 2006-09-06 张准胜 Method and apparatus for shock-insulating reconstruction of existing building
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CN200943268Y (en) * 2006-09-11 2007-09-05 广州大学 Improved tri-dimensional shock insulation device

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102433935A (en) * 2011-12-21 2012-05-02 宿迁华夏建设(集团)工程有限公司 Mounting and positioning rack for shock isolation supporting seat
CN102434007A (en) * 2011-12-21 2012-05-02 宿迁华夏建设(集团)工程有限公司 Construction process for installing vibration isolation support among floors
CN102767238A (en) * 2012-07-27 2012-11-07 中铁十六局集团有限公司 Construction method of shock-isolation rubber support
CN102767238B (en) * 2012-07-27 2015-04-22 中铁十六局集团有限公司 Construction method of shock-isolation rubber support
CN104453268A (en) * 2014-11-11 2015-03-25 云南震安减震技术有限公司 Method for replacing seismic isolation rubber bearing with section steel beams
CN104453268B (en) * 2014-11-11 2016-08-24 云南震安减震技术有限公司 A kind of method using section steel beam to change shock insulation rubber bearing
CN109594833A (en) * 2018-11-28 2019-04-09 浙江理工大学 Prefabricated concrete structure Interlayer seismic isolation method
CN109594833B (en) * 2018-11-28 2020-09-08 浙江理工大学 Interlayer shock insulation method for prefabricated concrete structure
CN111908947A (en) * 2020-08-07 2020-11-10 河海大学 Damping bridge support and preparation method thereof
CN113062607A (en) * 2021-03-24 2021-07-02 中国五冶集团有限公司 Positioning and mounting method for section steel column
CN115387491A (en) * 2022-09-19 2022-11-25 金陵科技学院 Building shock mounting

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