CN207332350U - The installation constitution of shock isolating pedestal in existing building base isolation reinforcement - Google Patents
The installation constitution of shock isolating pedestal in existing building base isolation reinforcement Download PDFInfo
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- CN207332350U CN207332350U CN201721365889.9U CN201721365889U CN207332350U CN 207332350 U CN207332350 U CN 207332350U CN 201721365889 U CN201721365889 U CN 201721365889U CN 207332350 U CN207332350 U CN 207332350U
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- shock isolating
- isolating pedestal
- embedded board
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Abstract
The utility model discloses a kind of installation constitution of shock isolating pedestal in existing building base isolation reinforcement.The installation constitution of shock isolating pedestal includes upper buttress, shock isolating pedestal and lower buttress, and shock isolating pedestal is arranged between buttress and lower buttress, and upper buttress connects measure by top and is connected with shock isolating pedestal, and lower buttress then connects measure by lower part and is connected with shock isolating pedestal；The top connection measure, lower part connection measure include：Embedded board, anchor rib, bolt locking member, grouting material mixture, bolt assembly and shock isolating pedestal connecting plate；The utility model overcomes the deficiency that traditional embedded sleeve barrel connection mode does not adapt to base isolation reinforcement construction, adopts and is tightened by bolts part, the bolt assembly solution pinpoint problem of bolt hole, effectively protect shock isolating pedestal, it is horizontal to improve shock isolating pedestal installation connection.
Description
Technical field
The utility model belongs to building structure technical field of isolation, more particularly to a kind of installation constitution of shock isolating pedestal,
Can be applied to earthquake territory existing building seismic hardening and Structural Engineering in use when using shock isolating pedestal.
Background technology
In new building, the connection of shock isolating pedestal and column is generally using in the pre-buried back welding embedded sleeve barrel of column, branch
Seat connecting plate is connected by screw bolts after being bonded with embedded board.In base isolation reinforcement engineering, underpining for frame column generally uses peripheral hardware
Bracket, is initially switched off pillar, then follows the way of new building and reshuffle the lower buttress of construction, installation shock isolating pedestal, then pours buttress,
Shock isolating pedestal is installed using " sleeve " mode, sees Fig. 1.
In base isolation reinforcement engineering, since top is there are frame column, upper and lower buttress is poured in the ban, then cut pillar
When replacing shock isolating pedestal, the installation of shock isolating pedestal just becomes a great problem.It is mainly reflected in：(1) top embedded sleeve barrel is difficult to out
Hole bar planting construction；(2) sleeve positioning needs very accurate, this is to civil construction, it is impossible to accomplishes bearing connecting plate position of opening
Required precision；(3) more difficultly upper and lower buttress or the embedded sleeve barrel of structure can not possibly be accomplished with bearing connecting plate pre-drilled cavity
Align one by one.Construction have to live perforate or welding again, these can all influence the installation quality of shock isolating pedestal, after being more
Change and also leave hidden danger.
The needs transformed according to engineering base isolation reinforcement and the control requirement for accuracy of constructing, the conventional connection of shock isolating pedestal
Technology has seriously constrained the construction level of base isolation reinforcement.A kind of meet the new of actual demands of engineering therefore, it is necessary to design
Type mounting means.
Utility model content
In order to overcome the shortcomings of that traditional embedded sleeve barrel connection mode does not adapt to base isolation reinforcement construction, the utility model provides
A kind of mounting means of shock isolating pedestal.Purpose is to be accurately positioned the problem, control of bearing levelness, quick for connection bolt
Installation etc. provides a set of effective solution, improves the technical merit of shock isolating pedestal installation, protects shock isolating pedestal, it is ensured that
The efficient implementation of isolating affection.
To realize above-mentioned technical purpose, the utility model will take following technical solution：
The installation constitution of shock isolating pedestal in a kind of existing building base isolation reinforcement, including upper buttress, shock isolating pedestal and lower branch
Pier, upper buttress include original superstructure column and in the new concrete structure a poured in original superstructure column periphery, lower branch
Pier includes original substructure column and in the new concrete structure b poured in original substructure column periphery；Shock isolating pedestal is set
Put between upper buttress and lower buttress, upper buttress connects measure by top and is connected with shock isolating pedestal, and lower buttress is then under
Portion's connection measure is connected with shock isolating pedestal；The top connection measure, lower part connection measure include：Embedded board, anchor rib, spiral shell
Bolt locking member, grouting material mixture, bolt assembly and shock isolating pedestal connecting plate；Wherein：
Anchor rib has some, is evenly distributed on one of plate face of embedded board, and one end of anchor rib with it is pre-buried
Plate welds, and the other end anchors into the inside of concrete structure a or b；
Bolt assembly has several, is evenly distributed on shock isolating pedestal connecting plate, and by shock isolating pedestal connecting plate
Screw hole be equipped with；
Embedded board at position corresponding with each bolt assembly, is fixed with one by one respectively in the plate face opposite with anchor rib
Bolt locking member；
The shock isolating pedestal connecting plate, is connected by the thread fitting of bolt assembly and corresponding bolt locking member, and pre-
Buried plate is fixed；
The embedded board that the lower face of original superstructure column is connected measure with top is concordant, the upper end of original substructure column
The embedded board that face is connected measure with lower part is concordant；
Top is connected between the shock isolating pedestal connecting plate of measure and the embedded board of top connection measure, lower part connects measure
Grouting material mixture is perfused between shock isolating pedestal connecting plate and the embedded board of lower part connection measure.
As further improvement of the utility model, the anchor rib has four groups, and bolt assembly, bolt locking member have
There are four groups.
As further improvement of the utility model, the movable end of the anchor rib carries crotch or anchor slab.
As further improvement of the utility model, the bolt locking member is clamping screw or screw shell.
As further improvement of the utility model, the embedded board is rectangular, square or circular；Top connects measure
Embedded board there is the cavity that be adapted to original superstructure column at middle part, the embedded board of lower part connection measure middle part with
The cavity of original substructure column adaptation.
As further improvement of the utility model, when the embedded board is rectangular or square, in each of embedded board
A resistance or multigroup anchor rib are configured at the medium position of bar edges of boards.
According to above-mentioned technical solution, relative to the prior art, the utility model has the following advantages：
(1), the utility model overcomes in the prior art, in advance by varying the construction method of shock isolating pedestal mounting structure
When first pouring buttress, lower buttress, the axis of both pre-buried screw shell and connecting plate bolt hole is it is difficult to ensure that in same straight line
On, the shock isolating pedestal connecting plate caused by deviation is difficult by being fixed to screw shell and bolt assembly on embedded board
The defects of.
(2), the thickness and mobility of grouting material mixture are irrigated, can be used to be conveniently adjusted the absolute altitude and level of bearing
Degree, it is ensured that bearing is fitted closely with embedded board.Grouting material intensity is high, and age is short.Installation is rapid, and installation quality is high.
Brief description of the drawings
Fig. 1 is the shock isolating pedestal installation constitution schematic diagram installed using sleeve in the prior art；
Fig. 2 is the sectional view of shock isolating pedestal installation constitution described in the utility model；
Fig. 3 is the floor map of shock isolating pedestal installation constitution described in the utility model；
Fig. 4 is upper embedded board schematic diagram；
Fig. 5 is lower embedded board schematic diagram；
In figure：Original superstructure column in the upper buttresses of I-；Newly-laid concrete structure a in the upper buttresses of II-；Propped up under III-
Original substructure column in pier；Newly-laid concrete structure b under IV- in buttress；V- shock isolating pedestals；
1- embedded boards；2- anchor ribs；3- bolt locking members；4- grouting material mixtures；5- bolt assemblies；6- shock isolating pedestals connect
Fishplate bar.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below
New and its application or any restrictions used.Based on the embodiment in the utility model, those of ordinary skill in the art are not having
All other embodiments obtained under the premise of creative work are made, shall fall within the protection scope of the present invention.Unless
In addition illustrate, component and the positioned opposite of step, expression formula and the unlimited system of numerical value otherwise illustrated in these embodiments
The scope of the utility model.At the same time, it should be appreciated that for the ease of description, the size of the various pieces shown in attached drawing is not
It is to be drawn according to actual proportionate relationship.May for technology, method and apparatus known to person of ordinary skill in the relevant
It is not discussed in detail, but in the appropriate case, the technology, method and apparatus should be considered as authorizing part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, not as limit
System.Therefore, the other examples of exemplary embodiment can have different values.
For the ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be appreciated that spatially relative term is intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in attached drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation).
As shown in Fig. 2 to 5, the utility model discloses a kind of mounting structure of shock isolating pedestal in existing building structure column,
Including upper buttress, shock isolating pedestal and lower buttress, upper buttress includes original superstructure column and outside original superstructure column
The new concrete structure a poured is enclosed, lower buttress includes original substructure column and newly poured in original substructure column periphery
The concrete structure b formed；Shock isolating pedestal is arranged between buttress and lower buttress, upper buttress by top connect measure with every
Bearing connection is shaken, and lower buttress then connects measure by lower part and is connected with shock isolating pedestal；The top connection measure, lower part connection
Measure includes：Embedded board 1, anchor rib 2, bolt locking member 3, grouting material mixture 4, bolt assembly 5 and shock isolating pedestal connect
Fishplate bar 6, wherein：
Embedded board, is made of Q235B or A345 steel, and shape is rectangular, square or circular etc.；Middle part have with it is upper
The cavity of portion's structural column or substructure column adaptation, i.e. embedded board are set in " returning " character form structure, a length of column section ruler of inner edge
Very little, outside is a length of (bearing connecting plate+2*100,100mm are steel pipe short column size), back side welding anchor rib；Lower portion connecting structure
Embedded board, the exhausting-gas hole of concreting, a diameter of 50mm~150mm should be set.
Anchor rib, has common HRB400 grades of reinforcing bars of 135 degree of crotches for top, and dowel length can use 0.6 times of anchoring length
Degree.One of plate face of embedded board is weldingly fixed on, and buries and fills out in the concrete lift of upper buttress/lower buttress；When pre-
When buried plate is rectangular or square, anchor rib has 4, is separately mounted to the middle position of each edges of boards of embedded board, rather than angle
Portion position.When stress and arrangement need or 8.When pillar is circle, anchor rib be uniformly distributed along the circumference arrangement or into
Group arrangement.
Bolt locking member, to have female locking member, can be nut or screw shell, when being nut, adopt
With 8.8 grades of steel；For screw shell when, using Q345 grades of steel；Another plate of embedded board is fixed on by welding manner
Face, and fixed position, anchor rib anchor point on embedded board of the bolt locking member on embedded board lies substantially in and coaxially sets
Put；And fixed position of the bolt locking member on embedded board is then walked hole with the stud on shock isolating pedestal connecting plate and is coaxially disposed；
Shock isolating pedestal connecting plate, by the connection of bolt assembly and bolt locking member, to be fixed on embedded board.
Bolt assembly, using 8.8 grades of steel；Including stud and fixing nut, one end and the bolt locking member spiral shell of stud
Line is connected, and after the other end of stud then walks hole through the stud of shock isolating pedestal connecting plate, passes through fixing nut and shock insulation
Bearing connecting plate is locked.
The planar dimension of shock isolating pedestal connecting plate, should be greater than (bearing diameter+2*100mm), simultaneously greater than (column cross-section size
+ 2*100mm), take the higher value of the two.Shape generally takes square, and the thickness of slab and bolt quantity of connecting plate, the diameter of bolt etc. should
Determined by structure design.The difference of the planar dimension of embedded board and connecting plate, thickness and conventional shock isolating pedestal according to column, it is necessary to cut
Face size and stress are needed and separately calculated definite.
Grouting material mixture, is poured between shock isolating pedestal connecting plate and embedded board；Meet《Bar connecting is in the milk with sleeve
Expect compound method for testing performance standard》The regulation of GB/T50080.Grouting material meets《Bar connecting sleeve grouting material》JG/
The regulation of T408.
According to the distance of building ± 0.000 to basic top surface, buttress high, lower buttress height and shock isolating pedestal in reasonable selection
Setting height(from bottom).Height+the 120mm, 120mm of setting height(from bottom) minimum value=shock isolating pedestal of shock isolating pedestal are upper and lower two embedded boards
Thickness and two layers of grouting material height.Upper buttress highly should be greater than being equal to first floor flooring depth of beam.Lower buttress is highly without spy
Different to require, when height is smaller, the anchor rib of lower embedded board uses plant anchor in basis.
During construction, shock isolating pedestal is fixed using bquster four sides in advance, measures its absolute altitude and after levelness reaches requirement
Reperfu- sion grouting material mixture.The control of shock isolating pedestal absolute altitude can be adjusted by the thickness of grouting material, and requirement for horizontality is mixed by grouting material
The mobility of compound is adjusted.It can ensure that the construction quality of bearing.Grouting material intensity is high, and age is short, it can be achieved that quickly underpining.
The construction method of above-mentioned shock isolating pedestal mounting structure, includes the following steps：
(1) two pieces of embedded boards are prepared, one of is upper embedded board, and another piece is lower embedded board；
One of plate face of every piece of embedded board is all uniformly distributed some anchor ribs, and one end and the embedded board of each anchor rib weld
Fixation is connect, the other end then carries crotch at end position；
Prepare two pieces of shock isolating pedestal connecting plates, one of is upper shock isolating pedestal connecting plate, and another piece is lower shock isolating pedestal
Connecting plate；
Every piece of shock isolating pedestal connecting plate is respectively provided with some screw holes, and each screw hole is equipped with a screw rod, and uses fixing nut
Screw rod and shock isolating pedestal connecting plate are locked；
(2) lower buttress, upper buttress are poured respectively：
After upper embedded board of the configuration with anchor rib at the basal surface position of original superstructure column, in original superstructure
The top casting concrete structure a of peripheral, the upper embedded board of column, buttress in formation, at this time, the anchor rib of upper embedded board, which buries, to be filled out upper
In the concrete structure a of buttress；Lower embedded board of the configuration with anchor rib, Yu Yuan at the top side location of original substructure column
There is the lower section casting concrete structure b of peripheral, the lower embedded board of substructure column, form lower buttress, at this time, the anchoring of lower embedded board
Muscle, which buries, to be filled out in the concrete structure b of lower buttress；It follows that upper buttress is new, the combination knot of old concrete with lower buttress
Structure.
(3) on the basis of each screw hole on shock isolating pedestal connecting plate, in the plate face of embedded board, it is welded and fixed a locking
Nut, each locking nut are on same axis with corresponding stud；And by the mating connection of locking nut and corresponding screw hole,
Shock isolating pedestal connecting plate is installed on embedded board；Wherein：Upper shock isolating pedestal connecting plate is installed on upper embedded board, lower shock insulation branch
Seat connecting plate is installed on lower embedded board；
(4) structural column being initially switched off between buttress and lower buttress, is then placed in upper buttress and lower branch by shock isolating pedestal
Between pier, and it is fixed using bquster four sides, its absolute altitude and levelness are measured, after reaching requirement, in upper shock isolating pedestal connecting plate
Between upper buttress between lower shock isolating pedestal connecting plate and lower buttress between irrigate grouting material mixture respectively.
(5) use slip casing by pressure, by between upper shock isolating pedestal connecting plate and upper buttress, with lower shock isolating pedestal connecting plate with
Concrete shrinkage crack between buttress carries out slip casting, it is ensured that is filled between shock isolating pedestal and upper buttress, lower buttress closely knit.
Claims (6)
1. the installation constitution of shock isolating pedestal in a kind of existing building base isolation reinforcement, including upper buttress, shock isolating pedestal and lower buttress,
It is characterized in that：Upper buttress includes original superstructure column and in the new concrete knot poured in original superstructure column periphery
Structure a, lower buttress include original substructure column and in the new concrete structure b poured in original substructure column periphery；Every
Shake bearing is arranged between buttress and lower buttress, and upper buttress connects measure by top and is connected with shock isolating pedestal, and lower buttress
Then measure is connected by lower part to be connected with shock isolating pedestal；The top connection measure, lower part connection measure include：Embedded board,
Anchor rib, bolt locking member, grouting material mixture, bolt assembly and shock isolating pedestal connecting plate；Wherein：
Anchor rib has some, is evenly distributed on one of plate face of embedded board, and one end of anchor rib is welded with embedded board
Connect, the other end anchors into the inside of concrete structure a or b；
Bolt assembly has several, is evenly distributed on shock isolating pedestal connecting plate, and passes through the spiral shell on shock isolating pedestal connecting plate
Hole is equipped with；
Embedded board at position corresponding with each bolt assembly, is fixed with bolt one by one respectively in the plate face opposite with anchor rib
Locking member；
The shock isolating pedestal connecting plate, is connected by bolt assembly with the thread fitting of corresponding bolt locking member, with embedded board
It is fixed；
The embedded board that the lower face of original superstructure column is connected measure with top is concordant, the upper surface of original substructure column with
The embedded board of lower part connection measure is concordant；
Top is connected between the shock isolating pedestal connecting plate of measure and the embedded board of top connection measure, the shock insulation of lower part connection measure
Grouting material mixture is perfused between bearing connecting plate and the embedded board of lower part connection measure.
2. the installation constitution of shock isolating pedestal according to claim 1, it is characterised in that the anchor rib has four groups, bolt
Component, bolt locking member are respectively provided with four groups.
3. the installation constitution of shock isolating pedestal according to claim 1, it is characterised in that the movable end of the anchor rib is with curved
Hook or anchor slab.
4. the installation constitution of shock isolating pedestal according to claim 1, it is characterised in that the bolt locking member is clamping screw
Or screw shell.
5. the installation constitution of shock isolating pedestal according to claim 1, it is characterised in that the embedded board is rectangular, square
It is or circular；The embedded board of top connection measure has the cavity being adapted to original superstructure column, lower part connection measure at middle part
Embedded board there is the cavity that is adapted to original substructure column at middle part.
6. the mounting structure of shock isolating pedestal according to claim 1, it is characterised in that the embedded board is rectangular or square
When, a resistance or multigroup anchor rib are configured at the medium position of each edges of boards of embedded board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721365889.9U CN207332350U (en) | 2017-10-23 | 2017-10-23 | The installation constitution of shock isolating pedestal in existing building base isolation reinforcement |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721365889.9U CN207332350U (en) | 2017-10-23 | 2017-10-23 | The installation constitution of shock isolating pedestal in existing building base isolation reinforcement |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620386A (en) * | 2017-10-23 | 2018-01-23 | 南京百西思建筑科技有限公司 | The installation constitution and construction method of shock isolating pedestal in existing building base isolation reinforcement |
| CN109252727A (en) * | 2018-09-28 | 2019-01-22 | 西北民族大学 | The integrated assembly node of Seismic Isolation of Isolation Layer rubber support and column, beam slab system and method |
| CN109594832A (en) * | 2018-11-28 | 2019-04-09 | 浙江理工大学 | Prefabricated concrete structure structures with interlayer seismic isolation |
-
2017
- 2017-10-23 CN CN201721365889.9U patent/CN207332350U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620386A (en) * | 2017-10-23 | 2018-01-23 | 南京百西思建筑科技有限公司 | The installation constitution and construction method of shock isolating pedestal in existing building base isolation reinforcement |
| CN107620386B (en) * | 2017-10-23 | 2019-08-23 | 南京百西思建筑科技有限公司 | The mounting structure and construction method of shock isolating pedestal in existing building base isolation reinforcement |
| CN109252727A (en) * | 2018-09-28 | 2019-01-22 | 西北民族大学 | The integrated assembly node of Seismic Isolation of Isolation Layer rubber support and column, beam slab system and method |
| CN109252727B (en) * | 2018-09-28 | 2023-10-13 | 西北民族大学 | Shock insulation layer rubber support, column, beam and plate system integrated assembly node and method |
| CN109594832A (en) * | 2018-11-28 | 2019-04-09 | 浙江理工大学 | Prefabricated concrete structure structures with interlayer seismic isolation |
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Address after: No.185, Zhujiang Road, Xuanwu District, Nanjing City, Jiangsu Province, 210000 Patentee after: Nanjing Fenzhen Construction Technology Co.,Ltd. Address before: No.185, Zhujiang Road, Xuanwu District, Nanjing City, Jiangsu Province, 210000 Patentee before: NANJING BAIXISI BUILDING TECHNOLOGY CO.,LTD. |