CN102116010B - Method for installing laminated shock isolation rubber support - Google Patents
Method for installing laminated shock isolation rubber support Download PDFInfo
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- CN102116010B CN102116010B CN2010105949378A CN201010594937A CN102116010B CN 102116010 B CN102116010 B CN 102116010B CN 2010105949378 A CN2010105949378 A CN 2010105949378A CN 201010594937 A CN201010594937 A CN 201010594937A CN 102116010 B CN102116010 B CN 102116010B
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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
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, pre-buried down fixing steel plate; Offer on the said down fixing steel plate can penetration concrete the hole, and four jiaos of fixing steel plate are provided with the screwed hole with said 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, said bearing is fixedly connected on down on the fixing steel plate;
3), fixing steel plate on said bearing end face is fixedly connected; Said four jiaos of the fixing steel plates of going up are provided with the screwed hole with said 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 said bearing end face arranged outside shape, post protecting formwork, to prevent top beam, post spillage when the fluid concrete, drip is to said bearing;
6), intersection is set at least one opposite side of said bearing and pays strut in advance; The bottom that said intersection is paid strut in advance 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 the said strut of paying in advance, make.
Bearing four limits that are used for the single building rotation angle position in the step 6) are provided with pays strut in advance, forms four limits and pays the support form in advance; The bearing opposite side at other position is provided with pays strut in advance, form opposite side and pay the support form in advance, and other position opposite side pay the support form in advance be 90 ° of settings to edge direction is adjacent.
The present invention is directed to single building, to the different support form of paying in advance of bearing employing of diverse location, before paying support release in advance, because the micro fluctuation of load, the bearing of different modes being paid in advance support can produce different influences.Such as; Be located at " four limits " in bight and pay support in advance, avoided the bearing load before release of a seat body, its anti-all directions shear ability in sealing back is balanced; And then " swing angle " effect can effectively protect earthquake time the (during earthquake, bight, the house probability that caves in that occurs earlier breaking is maximum).For another example, be arranged on other position (each the bean column node position in four limits) " opposite side " and pay support in advance, " 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 that aforementioned " four limits " pay the bearing of support in advance, 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 that opposite side is paid the structural representation that support is provided with form in advance among the present invention
Fig. 4 is that the structural representation that support is provided with form is paid on four limits in advance among the present invention
Fig. 5 is a user mode sketch map of the present invention
1 is lower post among the figure, the 2nd, and support bar, the 20th, opposite side is paid the support form in advance, and 21 is that the support form is paid on four limits in advance, the 201st, opposite side is paid support form one in advance; The 202nd, opposite side pay the 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, pre-buried down fixing steel plate 9; Offer on the said 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 said 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, said bearing 7 is fixedly connected on down on the fixing steel plate 9;
3), fixing steel plate 4 on said bearing 7 end faces are fixedly connected; Saidly 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 said 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 said 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 said bearing 7;
6), intersection is set at least one opposite side of said bearing 7 and pays strut 2 in advance; The bottom that said intersection is paid strut 2 in advance is fixed on the end face of lower post 1, intersects the top of paying strut 2 in advance 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, after last fixing steel plate 4 is fixed on top beam, post 5 bottom surfaces, remove the said strut 2 of paying in advance, make.
Bearing 7 four limits that are used for single building 10 rotation angle positions 101 in the step 6) are provided with pays strut in advance, forms four limits and pays support form 21 in advance; Bearing 7 opposite side at other position 102 are provided with pays strut in advance, form opposite side and pay support form 20 in advance, and other position opposite side pay the support form in advance be 90 ° of settings to edge direction is adjacent, as opposite side among Fig. 5 pay support form 1 in advance, opposite side is paid 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 in the template inboard simultaneously, and made a little higher than capital absolute altitude of post side template; Be responsible for by the special messenger during disturbing concrete; When concrete casting extremely leaves capital 500mm, 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 above that, 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 accomplished, 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, and for making things convenient for concreting, in the middle of location-plate, opening a diameter is the half the circular hole of junction plate size (fluid concrete is used); 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 on the basis of stone bolt diameter, to add 2mm.
(4) water pound column top concrete
After above-mentioned steps is accomplished, begin to water pound column top concrete, with concrete from the slit at pre-embedded steel slab (fixing steel plate) and post mould edge by manual work shovel into, use minor diameter vibrator vibration compacting then.Stone bolt is proofreaied and correct 1 time before the 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
Concrete can be installed the lamination shock insulation rubber bearing after solidifying by official hour, earlier the nut on the pre-embedded steel slab (fixing steel plate) is taken off, and four jiaos of circular holes of lamination shock insulation rubber bearing is 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, fix 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, on angle steel, intersect full weld
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, pre-buried down fixing steel plate; Offer on the said down fixing steel plate can penetration concrete the hole, and four jiaos of fixing steel plate are provided with the screwed hole with the connecting hole location matches of said bearing 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, said bearing is fixedly connected on down on the fixing steel plate;
3), fixing steel plate on said bearing end face is fixedly connected; Said four jiaos of the fixing steel plates of going up are provided with the screwed hole with the connecting hole location matches of said bearing;
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 said bearing end face arranged outside shape, post protecting formwork, to prevent top beam, post spillage when the fluid concrete, drip is to said bearing;
6), intersection is set at least one opposite side of said bearing and pays strut in advance; The bottom that said intersection is paid strut in advance 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 the said strut of paying in advance, 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 pays strut in advance, forms four limits and pays the support form in advance; The bearing opposite side at other position is provided with pays strut in advance, form opposite side and pay the support form in advance, and other position opposite side pay the support form in advance be 90 ° of settings to edge direction is adjacent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105949378A CN102116010B (en) | 2010-12-20 | 2010-12-20 | Method for installing laminated shock isolation rubber support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105949378A CN102116010B (en) | 2010-12-20 | 2010-12-20 | Method for installing laminated shock isolation rubber support |
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| CN102116010A CN102116010A (en) | 2011-07-06 |
| CN102116010B true CN102116010B (en) | 2012-05-23 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102433935B (en) * | 2011-12-21 | 2013-10-16 | 宿迁华夏建设(集团)工程有限公司 | Mounting and positioning rack for shock isolation supporting seat |
| 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 |
| 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 |
| CN109594833B (en) * | 2018-11-28 | 2020-09-08 | 浙江理工大学 | Interlayer shock insulation method for prefabricated concrete structure |
| CN111908947B (en) * | 2020-08-07 | 2021-09-24 | 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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| 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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2010
- 2010-12-20 CN CN2010105949378A patent/CN102116010B/en active Active
Patent Citations (10)
| 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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| CN102116010A (en) | 2011-07-06 |
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