CN207714534U - The Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation - Google Patents
The Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation Download PDFInfo
- Publication number
- CN207714534U CN207714534U CN201721678007.4U CN201721678007U CN207714534U CN 207714534 U CN207714534 U CN 207714534U CN 201721678007 U CN201721678007 U CN 201721678007U CN 207714534 U CN207714534 U CN 207714534U
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- China
- Prior art keywords
- building
- limit baffle
- cylinder
- fitting
- isolation layer
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- 238000002955 isolation Methods 0.000 title claims abstract description 97
- 230000035939 shock Effects 0.000 title claims abstract description 35
- 238000009413 insulation Methods 0.000 title claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 34
- 239000010410 layer Substances 0.000 abstract description 42
- 239000011229 interlayer Substances 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 28
- 230000000694 effects Effects 0.000 description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 6
- 230000006378 damage Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Abstract
The utility model provides a kind of Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation; including upper built-in fitting, lower built-in fitting, outer pipe sections, power transmission unit, position-limiting unit and articulated mounting; device is installed on building first floor interlayer, and position limitation protection is carried out to the Seismic Isolation of Isolation Layer of building first floor capital shock insulation.
Description
Technical field
The utility model is related to a kind of engineering structure damping and technical field of isolation more particularly to a kind of building first floor capitals
The Seismic Isolation of Isolation Layer limiting and protecting device of shock insulation.
Background technology
Building first floor capital shock insulation is a kind of effective, economy and practicable structural damping new technology and new system.By
In building first floor capital isolation structure on design and construction, comparative basis shock insulation makes it take nearly ten years there are superiority
Significant progress was obtained, application is more and more extensive.However, due to the randomness of earthquake motion, the low frequency part in seismic wave exists
The possibility that class resonance occurs with structure, it is more than the permission limit displacement value of shock isolating pedestal to lead to the displacement of Seismic Isolation of Isolation Layer, causes shock insulation
The destruction of layer.Particularly, building first floor capital isolation structure is under Near-fault pulse type geological process, due to Near-fault pulse type earthquake
With long period, it is short hold when, high-energy velocity pulse kinetic characteristic so that building first floor capital isolation structure Seismic Isolation of Isolation Layer
The relative storey displacement that bigger is moved compared with Far-field earthquake is generated, structures isolation effect layer, which is easier to be subjected to displacement, to transfinite and destroy, especially near field
Under the effect of pulse rarely occurred earthquake, it is most likely that cause shock isolating pedestal to destroy because Seismic Isolation of Isolation Layer displacement is excessive, and shock isolating pedestal destroys
It will cause Seismic Isolation of Isolation Layer superstructure total Collapse.The randomness occurred due to earthquake and the degree of safety based on substructure answer height
In superstructure, isolation structure should have the safety stock for resisting super fortification intensity, therefore control Seismic Isolation of Isolation Layer displacement, it is made to allow
It is particularly important in range.
Laminated rubber bases are more applicable in only for the displacement of structures isolation effect layer not past the misalignment pre-estimated.But
Surmount under the rarely occurred earthquake effect estimated (especially Near-source earthquake), there may be over-large displacements for structures isolation effect layer, can not make shock insulation
Layer Bit andits control in allowed limits, so as to cause the destruction of shock isolating pedestal.To prevent Seismic Isolation of Isolation Layer from excessive interlayer position occurs
It moves (surmounting the maximum relative storey displacement estimated), generally requires that limiting and protecting device is arranged in Seismic Isolation of Isolation Layer, and in building first floor capital
Shock insulation arranges Horizontal limiting protective device without image of Buddha base isolation due to space limitations.
Invention content
The technical problems to be solved in the utility model is to provide a kind of when the Seismic Isolation of Isolation Layer of building first floor capital shock insulation generates
The Seismic Isolation of Isolation Layer that the building first floor capital shock insulation effectively by Seismic Isolation of Isolation Layer displacement limitation within the allowable range is remained to when over-large displacement limits
Protective device.
The utility model is realized in this way：
The Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation, including upper built-in fitting, lower built-in fitting, outer pipe sections,
Power transmission unit, position-limiting unit and articulated mounting, the upper built-in fitting setting are described lower pre- in superstructure and building cylinder intersection
Embedded part setting be arranged between building cylinder and foundation beam intersection, the upper built-in fitting and lower built-in fitting the outer pipe sections,
Power transmission unit position-limiting unit and articulated mounting；The outer pipe sections include cylinder and upper head plate, and the upper head plate is connected to institute
The upper end of cylinder is stated, the lower end of the cylinder connects the lower built-in fitting by the articulated mounting, and is equipped in the cylinder
Cavity；The power transmission unit includes force transmitting board and transmission rod, and the force transmitting board is arranged in the middle part of the cavity, the transmission rod one
End connection force transmitting board, the other end pass through the upper head plate to connect the upper built-in fitting；The position-limiting unit include upper limit baffle,
Lower limit baffle, upper spring and lower spring, the upper limit baffle and the lower limit baffle set in the cavity and divide
Wei Yu not be above and below force transmitting board, and make the transmission rod that the upper limit baffle, the upper spring be passed through to be set in institute
It states on transmission rod and both ends is supported be set to upper head plate and upper limit baffle respectively, the both ends of the lower spring are supported respectively is set to lower limit
Baffle and cavity bottom.
Preferably, a dustproof cover is further included, the dustproof cover is sheathed on the upper head plate.
Preferably, the cylinder is cylinder and the cavity is cylindrical cavity.
Preferably, the spring is Nonlinear Spiral spring.
Preferably, the force transmitting board, upper limit baffle and lower limit baffle are equipped with venthole.
Preferably, the force transmitting board, upper limit baffle and the contact surface of lower limit baffle and cylinder are cambered surface.
Preferably, the center of the upper head plate and upper limit baffle is equipped with the through-hole that corresponding transmission rod passes through.
The utility model has the following advantages that：
1, replace common spring using Nonlinear Spiral spring, due to Nonlinear Spiral spring provide it is nonlinear extensive
Multiple power improves structural dynamic characteristic and carries out Seismic Isolation of Isolation Layer limit, and limit effect is enhanced.
2, the utility model can also replace the nonlinear spring of different-stiffness to adapt to different rigidity requirements, not only fit
The situation smaller for Seismic Isolation of Isolation Layer displacement, and larger, impact force bigger the situation suitable for Seismic Isolation of Isolation Layer displacement.
3, it is equipped with venthole in force transmitting board, upper limit baffle and lower limit baffle, so that gas in cavity is circulated, works as biography
When the upward postive stop baffle of power plate and lower limit stop collision squeeze, reduce the drag effect of air extrusion generation.
4, force transmitting board, upper limit baffle and lower limit baffle and cylinder contact surface are cambered surface, are occurring to touch in cylinder
The abrasion to wall pipe, effective protection tube wall can be reduced when hitting extruding.
5, dustproof cover is set, dust is avoided to block through-hole, influences transmission rod work.
Description of the drawings
The utility model is further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the Seismic Isolation of Isolation Layer limiting and protecting device original state structure section view of the utility model building first floor capital shock insulation
Figure.
Fig. 2 moves downward status architecture for the Seismic Isolation of Isolation Layer limiting and protecting device of the utility model building first floor capital shock insulation and cuts open
View.
Fig. 3 moves right status architecture for the Seismic Isolation of Isolation Layer limiting and protecting device of the utility model building first floor capital shock insulation and cuts open
View.
Fig. 4 is the force transmitting board vertical view of the utility model.
Fig. 5 is the utility model upper limit baffle vertical view.
Fig. 6 is the utility model lower limit baffle vertical view.
Fig. 7 is the utility model force transmitting board, upper limit baffle and lower limit baffle arrangement sectional view.
Symbol description is as follows：
1~outer pipe sections；2~power transmission unit；3~position-limiting unit；4~cylinder；5~upper head plate；6~dustproof cover；7~hinge
Connection device；8~transmission rod；9~force transmitting board；10~go up shank of bolt；11~go up spring；12~lower spring；13~upper limit baffle；
14~lower limit baffle；15~through-hole；16~go up built-in fitting；17~lower built-in fitting；18~ventilation through-hole；19~lower shank of bolt；
20~cavity.
Specific implementation mode
Such as fig. 4 to fig. 6 simultaneously coordinates shown in Fig. 1, the Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation, including upper pre-
Embedded part 16, lower built-in fitting 17, outer pipe sections 1, power transmission unit 2, position-limiting unit 3 and articulated mounting 7, the setting of upper built-in fitting 16 exist
Superstructure and building cylinder intersection, the setting of lower built-in fitting 17 in building cylinder and foundation beam intersection, upper built-in fitting 16 with it is lower pre-
Setting outer pipe sections 1, power transmission unit 2, position-limiting unit 3 and articulated mounting 7 among embedded part 17；Outer pipe sections 1 include 4 He of cylinder
Upper head plate 5, cylinder 4 is interior to be equipped with cavity 20, and 5 connector drum of upper head plate, 4 upper end, 4 lower end of cylinder connects the articulated mounting 7, hinge
Connection device 7 is connected by lower shank of bolt 19 in lower built-in fitting 17；Power transmission unit 2 includes force transmitting board 9 and transmission rod 8, and force transmitting board 9 is set
Set at the middle part of cavity 20,8 one end of transmission rod connects force transmitting board 9, the other end pass through upper limit baffle 13 and upper head plate 5 centrally through
The through-hole that the upper built-in fitting 16 of the connection of upper shank of bolt 10, upper limit baffle 13 and the centrally disposed corresponding transmission rod of upper head plate 58 pass through
15；Position-limiting unit 3 include upper limit baffle 13, lower limit baffle 14, upper spring 11 and lower spring 12, upper limit baffle 13,
Lower limit baffle 14, upper spring 11 and lower spring 12 are arranged in cavity 20, and upper limit baffle 13 and upper spring 11 are placed in
20 upper end of cavity, lower limit baffle 14 and lower spring 12 are placed in 20 lower end of cavity, and transmission rod 8 is limited in upper head plate 5 and upper limit
In the through-hole 15 at 13 center of baffle, upper spring 11 is circlewise set on transmission rod 8 and both ends are supported respectively set on upper head plate 5 and upper
Postive stop baffle 13, lower 12 both ends of spring are supported be set to 20 bottom of lower limit baffle 14 and cavity respectively.The utility model cylinder 4 is circle
Cylinder and cavity 20 are cylinder.
As shown in Figure 1, in the present embodiment, the spring of the Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation uses non-
Linear coil springs replace common spring, since Nonlinear Spiral spring provides nonlinear restoring force, improve structure
Dynamic characteristics carries out Seismic Isolation of Isolation Layer limit, and limit effect is improved.The utility model can also replace the non-linear of different-stiffness
Spring adapts to different rigidity requirements, is applicable not only to Seismic Isolation of Isolation Layer displacement smaller situation, and be suitable for Seismic Isolation of Isolation Layer displacement
Larger, impact force bigger situation.The utility model is additionally provided with a dustproof cover 6, and dustproof cover 6 is sheathed on upper end across transmission rod 8
Plate 5, dustproof cover effect are to avoid dust from blocking through-hole 15 to influence the work of transmission rod 8.
As shown in Figures 4 to 6, in the present embodiment, the biography of the Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation
Power plate 9, upper limit baffle 13 and lower limit baffle 14 are all provided with there are three through-hole 18 of ventilating, and gas in cavity 20 is made to circulate, when
When 9 upward postive stop baffle 13 of force transmitting board and lower limit 14 downthrust of baffle, reduce the drag effect of air extrusion generation.
As shown in fig. 7, force transmitting board 9, the upper limit baffle 13 of the Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation
It is cambered surface with lower limit baffle 14 and 4 contact surface of cylinder, the mill to wall pipe can be reduced when downthrust in cylinder 4 occurs
Damage, effective protection tube wall.
In conjunction with Fig. 1 to Fig. 3, the working condition of the Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation is as follows：
As shown in Figure 1, in the Seismic Isolation of Isolation Layer limiting and protecting device original state of building first floor capital shock insulation, spring is in certainly
By state, force transmitting board 9 is d at a distance from upper limit baffle 13, and force transmitting board 9 is d at a distance from lower limit baffle 14.Assuming that shock insulation
Layer top superstructure is subjected to displacement and is moved to the left relatively, and Seismic Isolation of Isolation Layer top superstructure is moved to the left drive and is hinged on built-in fitting 16
Transmission rod 8 moves down, and transmission rod 8, which moves down, drives the downward displacement of force transmitting board 9, when the downward displacement of force transmitting board 9 d away from
From it is interior when, spring does not enter into working condition still in nature, limiting and protecting device.
As illustrated in fig. 2, it is assumed that Seismic Isolation of Isolation Layer top superstructure be subjected to displacement and it is opposite be moved to the left, when force transmitting board 9 is to bottom offset
More than when d, i.e. the distance of upper limit baffle 13 and lower limit baffle 14 is more than 2d, force transmitting board 9 collided with lower limit baffle 14 and
It is pressed down against, lower spring 12 is pressed into working stage and provides Reverse recovery power limit transmission rod 8 displacement, to limit top building
The movement of lid reaches limitation Seismic Isolation of Isolation Layer and generates over-large displacement, prevent shock isolating pedestal from being destroyed because displacement is excessive, plays protection and make
With.
As shown in Figure 1, it is assumed that Seismic Isolation of Isolation Layer top superstructure is subjected to displacement and moves right relatively, and Seismic Isolation of Isolation Layer top superstructure is to the right
It is mobile that the transmission rod 8 being hinged on built-in fitting is driven to move up, when the upward displacement of force transmitting board 9 d apart from it is interior when, spring is still
In the raw, limiting and protecting device does not enter into working condition.
As shown in Figure 3, it is assumed that Seismic Isolation of Isolation Layer top superstructure is subjected to displacement and moves right relatively, when force transmitting board 9 shifts up
When more than d, i.e. the distance of upper limit baffle 13 and lower limit baffle 14 is more than 2d, force transmitting board 9 collided with upper limit baffle 13 and
Upward, upper spring 11 is pressed into working stage, provides the displacement of Reverse recovery power limit transmission rod 8, in limitation
The movement of portion's superstructure reaches limitation Seismic Isolation of Isolation Layer and generates excessive displacement, prevents shock isolating pedestal from being destroyed because displacement is excessive, play guarantor
Shield acts on.
Although the foregoing describe specific embodiment of the present utility model, those familiar with the art answers
Working as understanding, we are merely exemplary described specific embodiment, rather than for the limit to the scope of the utility model
Fixed, those skilled in the art modification and variation equivalent made by the spirit according to the utility model all should
Cover in the scope of the claimed protection of the utility model.
Claims (6)
1. the Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation, it is characterised in that：Including upper built-in fitting, lower built-in fitting,
Outer pipe sections, power transmission unit, position-limiting unit and articulated mounting；
In superstructure and building cylinder intersection, the lower built-in fitting is arranged in building cylinder and foundation beam for the upper built-in fitting setting
The outer pipe sections, power transmission unit, position-limiting unit and hinged dress is arranged in intersection between the upper built-in fitting and lower built-in fitting
It sets；
The outer pipe sections include cylinder and upper head plate, and the upper head plate is connected to the upper end of the cylinder, under the cylinder
End connects the lower built-in fitting by the articulated mounting, and cavity is equipped in the cylinder；
The power transmission unit includes force transmitting board and transmission rod, and the force transmitting board is arranged in the middle part of the cavity, the transmission rod one
End connection force transmitting board, the other end pass through the upper head plate to connect the upper built-in fitting；
The position-limiting unit includes upper limit baffle, lower limit baffle, upper spring and lower spring, the upper limit baffle and institute
It states lower limit baffle to set in the cavity and be located above and below force transmitting board, and it is described to make the transmission rod pass through
Upper limit baffle, the upper spring is set on the transmission rod and both ends are supported be set to upper head plate and upper limit baffle, institute respectively
The both ends for stating lower spring are supported respectively set on lower limit baffle and cavity bottom.
2. the Seismic Isolation of Isolation Layer limiting and protecting device of the building first floor according to claim 1 capital shock insulation, it is characterised in that：More wrap
A dustproof cover is included, the dustproof cover is sheathed on the upper head plate.
3. the Seismic Isolation of Isolation Layer limiting and protecting device of the building first floor according to claim 1 capital shock insulation, it is characterised in that：It is described
Cylinder is cylinder and the cavity is cylindrical cavity.
4. the Seismic Isolation of Isolation Layer limiting and protecting device of the building first floor according to claim 1 capital shock insulation, it is characterised in that：It is described
Spring is Nonlinear Spiral spring.
5. the Seismic Isolation of Isolation Layer limiting and protecting device of the building first floor according to claim 1 capital shock insulation, it is characterised in that：It is described
Force transmitting board, upper limit baffle and lower limit baffle are equipped with venthole.
6. the Seismic Isolation of Isolation Layer limiting and protecting device of the building first floor according to claim 1 capital shock insulation, it is characterised in that：It is described
Force transmitting board, upper limit baffle and the contact surface of lower limit baffle and cylinder are cambered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721678007.4U CN207714534U (en) | 2017-12-06 | 2017-12-06 | The Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721678007.4U CN207714534U (en) | 2017-12-06 | 2017-12-06 | The Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207714534U true CN207714534U (en) | 2018-08-10 |
Family
ID=63059741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721678007.4U Withdrawn - After Issue CN207714534U (en) | 2017-12-06 | 2017-12-06 | The Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207714534U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005249A (en) * | 2017-12-06 | 2018-05-08 | 福建工程学院 | The Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation |
-
2017
- 2017-12-06 CN CN201721678007.4U patent/CN207714534U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005249A (en) * | 2017-12-06 | 2018-05-08 | 福建工程学院 | The Seismic Isolation of Isolation Layer limiting and protecting device of building first floor capital shock insulation |
| CN108005249B (en) * | 2017-12-06 | 2023-11-21 | 福建工程学院 | Spacing protection device of shock insulation layer for building first layer column top shock insulation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180810 Effective date of abandoning: 20231121 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180810 Effective date of abandoning: 20231121 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |