CN107806193A - Inverted pendulum clock-type double glide face shock isolating pedestal construction method - Google Patents

Inverted pendulum clock-type double glide face shock isolating pedestal construction method Download PDF

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Publication number
CN107806193A
CN107806193A CN201710890556.6A CN201710890556A CN107806193A CN 107806193 A CN107806193 A CN 107806193A CN 201710890556 A CN201710890556 A CN 201710890556A CN 107806193 A CN107806193 A CN 107806193A
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CN
China
Prior art keywords
shock isolating
isolating pedestal
anchor slab
concrete
buttress
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710890556.6A
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Chinese (zh)
Inventor
吴章熙
吴文胜
魏嘉
赵研华
李明
龙跃
刘建
沈鸿
金铭功
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Construction Ltd By Share Ltd Sea Extension Engineering Branch
China Construction Third Bureau Third Construction Engineering Co Ltd
Original Assignee
China Construction Ltd By Share Ltd Sea Extension Engineering Branch
China Construction Third Bureau Third Construction Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Construction Ltd By Share Ltd Sea Extension Engineering Branch, China Construction Third Bureau Third Construction Engineering Co Ltd filed Critical China Construction Ltd By Share Ltd Sea Extension Engineering Branch
Priority to CN201710890556.6A priority Critical patent/CN107806193A/en
Publication of CN107806193A publication Critical patent/CN107806193A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate
    • E04H9/02Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate withstanding earthquake or sinking of ground
    • E04H9/021Bearing, supporting or connecting constructions specially adapted for such buildings

Abstract

The present invention relates to a kind of inverted pendulum clock-type double glide face shock isolating pedestal construction method is constructed, comprise the following steps:S1, make the punching block poured into a mould for shock isolating pedestal buttress concrete;S2, the cast of shock isolating pedestal buttress concrete is carried out, after concrete reaches final set state, hung out after punching block is jacked up using hydraulic jack;S3, lower anchor slab lifted to shock isolating pedestal buttress, corresponding to the crab bolt that casts anchor insertion in hole;S4, it is in the milk, lower anchor slab is fixed on shock isolating pedestal buttress;S5, when the intensity of grouting material reaches preset value, carry out the installation of aseismatic bearing body and upper anchor slab.The present invention is compared with conventional method, note grouting material construction technology installation accuracy will greatly improve afterwards, avoid the influence caused by vibrating spear, concrete fall to the off normal of lower anchor slab in disposable concrete placement, while the quality problems such as concrete comb, pitted skin and leakiness of vibrating that it also avoid easily occurring under anchor slab.

Description

Inverted pendulum clock-type double glide face shock isolating pedestal construction method
Technical field
The present invention relates to building aseismicity field, is applied more specifically to a kind of inverted pendulum clock-type double glide face shock isolating pedestal Work method.
Background technology
Traditional Seismic Design of Building, into ductility construction, is made in structure mainly by Building Design by construction measure There is plastic hinge total and forms a kind of energy consuming mechanism in beam column component;Or by adding anti-side component (such as support shear wall Deng) improve structure anti-side rigidity, so as to reduce horizontal displacement of the building under geological process, to ensure that structure is not broken It is bad.But at the same time since it is desired that the rigidity of increase structure, so as to which structure sole mass can be caused inevitably to increase, causes Seismic force increase, causes economic benefit to decline.Numerous structures confirm in the presence of after multiple natural calamity, traditional antidetonation Significant limitation be present in design method.
Certain project aseismatic bearing strangles product from German hair, and this product has a large amount of uses in other projects, also was subjected to real Border earthquake is examined, and its daily periodic maintenance amount is small, and service life is grown.Recognized using the existing European ETA of special sliding material MSM Card, after experience 50000m tests, without any abrasion, and durability is fine.Also may be used when it is damaged (during beyond the macroseism of design) It is changed and (possibility that structure is slightly lifted and changed after several millimeters has been had contemplated that during design).The resistance of aseismatic bearing Damping properties depend on the coefficient of friction of slide surface, the dynamic friction coefficient very little of this items selection, can just ensure whole after earthquake Building can return center.
The product is made up of three parts, Part I for aseismatic bearing body lower anchor slab (including bolt on anchor slab), Part II is aseismatic bearing body, Part III is anchor slab on aseismatic bearing (comprising bolt on anchor slab), is led between three parts Cross high-strength bolt to be attached, lower anchor slab is arranged on shock isolating pedestal buttress.Existing installation method be directly by lower anchor slab with Shock isolating pedestal buttress disposal pouring, coagulate in native casting process caused by vibrating spear, concrete fall to the off normal of lower anchor slab Influence, while the quality problems such as concrete comb, pitted skin and leakiness of vibrating easily occurred under anchor slab.
The content of the invention
The technical problem to be solved in the present invention is, there is provided a kind of inverted pendulum clock-type double glide face shock isolating pedestal construction method, The installation accuracy of shock isolating pedestal can be improved.
The technical solution adopted for the present invention to solve the technical problems is:Construct a kind of inverted pendulum clock-type double glide face shock insulation branch Seat construction method, the shock isolating pedestal include lower anchor slab, aseismatic bearing body and upper anchor slab, construction method and comprised the following steps:
S1, the punching block poured into a mould for shock isolating pedestal buttress concrete is made, the punching block is provided with multiple and lower anchor slab spiral shell Reserving hole corresponding to bolt, punching block bottom are provided with scaffold support;
S2, the cast of shock isolating pedestal buttress concrete is carried out, will using hydraulic jack after concrete reaches final set state Punching block is hung out after jacking up;
S3, lower anchor slab lifted to shock isolating pedestal buttress, corresponding to the crab bolt that casts anchor insertion in hole;
S4, it is in the milk, lower anchor slab is fixed on shock isolating pedestal buttress, use steel or wooden form during grouting, is used Sealant sealing template and the gap of concrete contact position;
S5, when the intensity of grouting material reaches preset value, carry out the installation of aseismatic bearing body and upper anchor slab.
In such scheme, in the step S1, steel pipe is set below the reserving hole of punching block.
In such scheme, in the step S1, before the punching block is placed, outputed on wooden model corresponding in reserving hole Hole position and be positioned on shock isolating pedestal buttress, to avoid at reserving hole and the interference of upper reinforcement.
In such scheme, in the step S3, the regulating bolt by adjusting lower anchor slab bottom is realized highly and smooth The adjustment of degree, levelness detection is carried out using digital gradienter.
In such scheme, in the step S4, the stirring band of stirring grouting material is put into lower anchor slab bottom.
In such scheme, the step S5 further comprises the steps:
S51, shock isolating pedestal body and upper anchor slab hung on lower anchor slab, suspension centre utilizes the shock isolating pedestal body bolt of itself Node is as suspension centre;
Fixing bolt can be tightened after S52, adjustment shock isolating pedestal body axis are consistent with plate axis of casting anchor;
S53, wooden or steel seat protect-ing frame structure is made, with the coupling part around sealant sealing bearing, use plastics Film protects bearing, mortar leakage prevention pollution bearing.
Implement the inverted pendulum clock-type double glide face shock isolating pedestal construction method of the present invention, have the advantages that:
Aseismatic bearing of the present invention is installed at twice, is installed lower anchor slab first, is then installed aseismatic bearing and upper anchor slab again, be Guarantee installation accuracy, the installation for lower anchor slab notes grouting material construction technology after using, with conventional method directly by lower anchor slab Compared with shock isolating pedestal buttress disposal pouring, rear grouting material construction technology installation accuracy of noting will greatly improve, and avoid once Property concrete placement in influence caused by vibrating spear, concrete fall to the off normal of lower anchor slab, while it also avoid anchor The quality problems such as the concrete comb, pitted skin and the leakiness of vibrating that easily occur under plate.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the structural representation of inverted pendulum clock-type double glide face shock isolating pedestal construction method;
Fig. 2 is the lifting schematic diagram of lower anchor slab.
Embodiment
In order to which technical characteristic, purpose and the effect of the present invention is more clearly understood, now compares accompanying drawing and describe in detail The embodiment of the present invention.
As shown in Figure 1 and Figure 2, inverted pendulum clock-type double glide face shock isolating pedestal construction method of the present invention, shock isolating pedestal include casting anchor Plate 1, aseismatic bearing body 2 and upper anchor slab 3, lower anchor slab 1 are arranged on shock isolating pedestal buttress 4.Specific method comprises the following steps:
S1, the punching block poured into a mould for the concrete of shock isolating pedestal buttress 4 is made, punching block is provided with the multiple and lower bolt of anchor slab 1 Corresponding reserving hole, punching block bottom are provided with scaffold support.Lower anchor slab 1 diameter of bolt φ 22mm, the long 150mm of bolt, therefore When carrying out the cast of the concrete of shock isolating pedestal buttress 4, consider the reserving hole diameter phi 70mm at bolt position, so filled per side Slurry thickness can ensure that for 24mm, the deeply same bolt length of reserving hole, is also 150mm.The concrete of shock isolating pedestal buttress 4 is poured into a mould When, the position of hole to be provided need to be reserved, hole diameter is big and close in addition, therefore needs one punching block of designed in advance, the punching block bottom Using φ 70mm steel pipes, during ensureing the cast of the concrete of shock isolating pedestal buttress 4, corresponding hole to be provided position can be reserved.This item Mesh is due to there is the type of anchor slab 1 under five kinds of shock isolating pedestals, therefore, at least needs to design 5 kinds of punching blocks.Simultaneously before the punching block is placed, The wooden model of same type should be used, corresponding hole position is outputed on wooden model and is positioned on shock isolating pedestal buttress 4, kept away with taking measures Conflict with upper reinforcement at perforate position.
Punched bolt position by plank sheathing, in 4 gluten colligation of buttress, i.e., targetedly avoid hole position Put, prevent the later stage from adopting remedial measures to solve hole to be provided and reinforcing bar collision problem.Solves hole to be provided being punched with plank sheathing With after the conflicting of reinforcing bar, by setting up the simple steel pipe scaffold support punching block, while concrete vibrating being opened up on punching block face Mouthful, ensure that hole to be provided be accurately positioned and concrete casting quality.
S2, the concrete cast of shock isolating pedestal buttress 4 is carried out, after concrete reaches final set state, using hydraulic jack Hung out after punching block is jacked up.
S3, lower anchor slab 1 lifted to shock isolating pedestal buttress 4, corresponding to the lower bolt of anchor slab 1 insertion in hole.Anchor slab is pacified During dress, 3 regulating bolts adjusted under anchor slab realize the height of drawing requirement, and complete the adjustment of flatness, use digital water Level (angular error 0.3%) carries out the levelness detection of X and Y-direction.Steel or wooden form, each side of template are used during grouting It is longer 4cm than anchor slab, highly higher than anchor slab bottom surface 10mm, with sealant sealing template and the seam of concrete contact position after having fixed Gap.Blend compounds band touch the bolt hole of anchor slab, prevents dust from entering.
S4, it is in the milk, lower anchor slab 1 is fixed on shock isolating pedestal buttress 4.Before grouting, concrete pedestal is moistened Wet, wetting time is no less than 24 hours, and the ponding remained in all surface of base and hole is removed before grouting.Pay attention to grouting Before lower anchor slab 1 is protected with plastic foil, and be put into stirring grouting material stirring band.Specification according to grouting material is used Mixer stirs grouting material, and slurry is poured into from a side template after stirring, while constantly stirs slurry with steel packing belts, directly Spilt to grouting material from template other end, and be higher than anchor slab lower surface at least 5mm, it is ensured that grouting material is full of grout compartment.Grouting During if any slurry contact to grouting face with upper bit when, removed immediately with water and soft cloth.Need to be conserved after the completion of grouting, The removable removing template of ability after 3 days.
After being accurately positioned of the regulating bolt that is carried by lower anchor slab 1 and measuring instrument, passed through down using steel strap Anchor slab 1, in filling process by steel strap do not stop to pull and push it is mobile have the function that the grouting material that vibrates, along with grouting The gravity flow effect of material itself, ideally ensure that the lower installation accuracy of anchor slab 1 and construction quality.
S5, bearing installation can be just carried out when the intensity of grouting material reaches the 50% of design load.Bearing installation steps are as follows:
S51, shock isolating pedestal body 2 and upper anchor slab 3 hung on lower anchor slab 1, suspension centre utilizes shock isolating pedestal body 2 itself Bolt joint sets 4 suspension centres altogether as suspension centre;
S52, adjustment bearing axis torque wrench i.e. available afterwards consistent with anchor slab bearing axis tighten fixing bolt, moment of torsion The torque of spanner is according to producer's technology and drawing explanation;
S53, wooden or steel seat protect-ing frame structure is made, with the coupling part around sealant sealing bearing, use plastics Film protects bearing, mortar leakage prevention pollution bearing.
Embodiments of the invention are described above in conjunction with accompanying drawing, but the invention is not limited in above-mentioned specific Embodiment, above-mentioned embodiment is only schematical, rather than restricted, one of ordinary skill in the art Under the enlightenment of the present invention, in the case of present inventive concept and scope of the claimed protection is not departed from, it can also make a lot Form, these are belonged within the protection of the present invention.

Claims (6)

1. a kind of inverted pendulum clock-type double glide face shock isolating pedestal construction method, the shock isolating pedestal includes lower anchor slab, aseismatic bearing sheet Body and upper anchor slab, it is characterised in that construction method comprises the following steps:
S1, the punching block poured into a mould for shock isolating pedestal buttress concrete is made, the punching block is provided with the multiple and crab bolt pair that casts anchor The reserving hole answered, punching block bottom are provided with scaffold support;
S2, the cast of shock isolating pedestal buttress concrete is carried out, after concrete reaches final set state, using hydraulic jack by punching block Hung out after jack-up;
S3, lower anchor slab lifted to shock isolating pedestal buttress, corresponding to the crab bolt that casts anchor insertion in hole;
S4, it is in the milk, lower anchor slab is fixed on shock isolating pedestal buttress, steel or wooden form is used during grouting, with sealing Glue Sealing formboard and the gap of concrete contact position;
S5, when the intensity of grouting material reaches preset value, carry out the installation of aseismatic bearing body and upper anchor slab.
2. inverted pendulum clock-type double glide face shock isolating pedestal construction method according to claim 1, it is characterised in that in the step In rapid S1, steel pipe is set below the reserving hole of punching block.
3. inverted pendulum clock-type double glide face shock isolating pedestal construction method according to claim 1, it is characterised in that in the step In rapid S1, before the punching block is placed, outputed on wooden model in the corresponding hole position of reserving hole and be positioned over shock isolating pedestal buttress On, to avoid at reserving hole and the interference of upper reinforcement.
4. inverted pendulum clock-type double glide face shock isolating pedestal construction method according to claim 1, it is characterised in that in the step In rapid S3, the regulating bolt by adjusting lower anchor slab bottom realizes the adjustment of height and flatness, is carried out using digital gradienter Levelness detects.
5. inverted pendulum clock-type double glide face shock isolating pedestal construction method according to claim 1, it is characterised in that in the step In rapid S4, the stirring band of stirring grouting material is put into lower anchor slab bottom.
6. inverted pendulum clock-type double glide face shock isolating pedestal construction method according to claim 1, it is characterised in that the step S5 further comprises the steps:
S51, shock isolating pedestal body and upper anchor slab hung on lower anchor slab, suspension centre utilizes the shock isolating pedestal body bolt joint of itself As suspension centre;
Fixing bolt can be tightened after S52, adjustment shock isolating pedestal body axis are consistent with plate axis of casting anchor;
S53, wooden or steel seat protect-ing frame structure is made, with the coupling part around sealant sealing bearing, use plastic sheeting Protect bearing, mortar leakage prevention pollution bearing.
CN201710890556.6A 2017-09-27 2017-09-27 Inverted pendulum clock-type double glide face shock isolating pedestal construction method Pending CN107806193A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710890556.6A CN107806193A (en) 2017-09-27 2017-09-27 Inverted pendulum clock-type double glide face shock isolating pedestal construction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710890556.6A CN107806193A (en) 2017-09-27 2017-09-27 Inverted pendulum clock-type double glide face shock isolating pedestal construction method

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Publication Number Publication Date
CN107806193A true CN107806193A (en) 2018-03-16

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1088853A (en) * 1996-09-10 1998-04-07 Fujita Corp Mounting method of vibration isolation device in construction of building structure
WO2007099705A1 (en) * 2006-02-28 2007-09-07 Oiles Corporation Seismic isolation device and shoes used for the same
CN101736827A (en) * 2009-11-05 2010-06-16 中国建筑第八工程局有限公司 Construction method of rubber shock insulation support
CN103174231A (en) * 2013-03-11 2013-06-26 浙江海天建设集团有限公司 Hybrid controlled damping structure construction method
CN103276666A (en) * 2013-06-13 2013-09-04 北京国道通公路设计研究院股份有限公司 Soft steel damping support
CN105256894A (en) * 2015-10-23 2016-01-20 中国十七冶集团有限公司 Construction method for precisely mounting embedded bolt sleeves of seismic isolation and reduction support
CN205259391U (en) * 2015-12-11 2016-05-25 北京建筑大学 Shape memory alloy roll level - vertical multidimension isolation bearing
CN205296455U (en) * 2015-12-01 2016-06-08 中国建筑第八工程局有限公司 A positioner for between buttress and isolation bearing
CN107143039A (en) * 2017-04-27 2017-09-08 云南震安减震科技股份有限公司 Architectural vibration-insulation elastic sliding plate support construction method

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1088853A (en) * 1996-09-10 1998-04-07 Fujita Corp Mounting method of vibration isolation device in construction of building structure
WO2007099705A1 (en) * 2006-02-28 2007-09-07 Oiles Corporation Seismic isolation device and shoes used for the same
CN101736827A (en) * 2009-11-05 2010-06-16 中国建筑第八工程局有限公司 Construction method of rubber shock insulation support
CN103174231A (en) * 2013-03-11 2013-06-26 浙江海天建设集团有限公司 Hybrid controlled damping structure construction method
CN103276666A (en) * 2013-06-13 2013-09-04 北京国道通公路设计研究院股份有限公司 Soft steel damping support
CN105256894A (en) * 2015-10-23 2016-01-20 中国十七冶集团有限公司 Construction method for precisely mounting embedded bolt sleeves of seismic isolation and reduction support
CN205296455U (en) * 2015-12-01 2016-06-08 中国建筑第八工程局有限公司 A positioner for between buttress and isolation bearing
CN205259391U (en) * 2015-12-11 2016-05-25 北京建筑大学 Shape memory alloy roll level - vertical multidimension isolation bearing
CN107143039A (en) * 2017-04-27 2017-09-08 云南震安减震科技股份有限公司 Architectural vibration-insulation elastic sliding plate support construction method

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Application publication date: 20180316

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