CN205369576U - Civil engineering damping device - Google Patents
Civil engineering damping device Download PDFInfo
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- CN205369576U CN205369576U CN201620024550.1U CN201620024550U CN205369576U CN 205369576 U CN205369576 U CN 205369576U CN 201620024550 U CN201620024550 U CN 201620024550U CN 205369576 U CN205369576 U CN 205369576U
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- damping device
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- cushion hole
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Abstract
The utility model discloses a civil engineering damping device, including last shell of column and lower shell of column, it all is provided with the connecting seat with lower shell of column to go up the shell of column, it cushions the hole to be provided with on the connecting seat of last shell of column, it cushions the hole to be provided with down on the connecting seat of lower shell of column, on cushion the hole with under cushion the hole and be rectangular hole, the contained angle that cushions the hole on and time cushion the hole is between 80 to 100. The utility model discloses civil engineering damping device. The device has that the atress is clear and definite, simple structure, stable performance, reliability are high, fast and so on a great deal of advantage of construction speed can be regarded as to subtract isolation bearing or subtract the shock insulation node, is applied to newly -builtly with existing high -rise building, stride in the fields such as building and bridge structures greatly, has better popularization application prospect.
Description
Technical field
This utility model relates to civil engineering and building structure cushion technique field, particularly relates to a kind of civil engineering damping device.
Background technology
Traditional structure Aseismic Design relies on the intensity of structure self and deformation to resist earthquake, ensures that structure is in elastic state under little shake effect, and under middle shake and big shake effect, structure is damaged, and utilizes structure ductility to the seismic energy that dissipates；Simultaneously after structural damage, the rigidity of structure and natural vibration period decline, and the seismic energy of input reduces.Traditional Seismic Design Thought based on ductility, takes full advantage of bearing capacity and the deformability of structure self, better economy, obtains a wide range of applications in the earthquake resistant code of countries in the world.But in earthquake in recent years, people recognize gradually traditional method for designing there is also shake after structure be not easily repaired, secondary member collapse brings the problems such as serious economic loss, and for this problem of solution of economical rationality, the various seismic isolation technologies that subtract arise at the historic moment.
At present, conventional civil engineering damping device, specifically including that the types such as lead core rubber support, high-damp rubber support, big coefficient of friction aseismatic bearing and hyperboloid spheroidal bearer of shock absorption and insulation such as vibration absorption and isolation support, but all exist certain not enough, such as (1) is not provided that anti-pulling capacity；(2) poor durability, rubber is easily aging, it is necessary to periodic replacement is safeguarded；(3) processing and fabricating required precision is high, with high costs；(4) use limited location, use only as bearing, it is impossible to for intermediate node；(5) poor controllability, it is difficult to realize classification Seismic Design Thought etc., limit the popularization and application on a large scale of vibration absorption and isolation support.
Therefore, seek excellent performance, with low cost, use flexibly, as vibration absorption and isolation support, can become those skilled in the art as the damping device subtracting shock insulation node again and need the technical barrier of solution badly.
Utility model content
It is unique that the purpose of this utility model is to provide a kind of novel structure, easy to use, can as vibration absorption and isolation support, again can as the damping device subtracting shock insulation node.Concrete technical scheme is:
A kind of civil engineering damping device, is provided with connection seat including upper shell of column and lower shell of column, described upper shell of column and lower shell of column；The connection seat of described upper shell of column is provided with cushion hole, the connection seat of described lower shell of column is provided with lower cushion hole；Described upper cushion hole and described lower cushion hole are strip hole, and the angle of upper cushion hole and lower cushion hole is between 80 ° to 100 °.
Further, described angle is 90 °.
Further, described upper cushion hole or described lower cushion hole are by two groups of the quantity such as the direction of cushion hole is divided into, and described in two groups, cushion hole direction is mutually perpendicular to.
Further, it is provided with friction plate between described connection seat and securing member.
Further, described friction plate is made up of latten(-tin), asbestos, rubber or rubber and sheet metal layering overlapping.
Further, described upper shell of column and described lower shell of column are provided with ribbed stiffener, and described ribbed stiffener is vertical with the described fastening face being connected seat.
Further, the connection seat connecting seat and described lower shell of column of described upper shell of column is bolted secondary connection.
Further, described bolt connection pair is high strength bolt connection pairs.
Further, the columnar part of described upper shell of column or described lower shell of column is the one in pipe, square tube or H type.
This utility model civil engineering damping device.This device have stress clearly, simple structure, stable performance, reliability high；Plurality of advantages that speed of application is fast etc., it is possible to as vibration absorption and isolation support or subtract shock insulation node, is applied in the fields such as newly-built and existing skyscraper, large span architecture and bridge structure, has good popularizing application prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of civil engineering damping device in this utility model embodiment 1；
Fig. 2 is the structural representation of civil engineering damping device in this utility model embodiment 2；
Fig. 3 is the structural representation of civil engineering damping device in this utility model embodiment 3；
Fig. 4 is the top view of Fig. 3；
Fig. 5 is the upward view of Fig. 3.
In figure: 1, upper shell of column；2, lower shell of column；3, bolt connection pair；4, upper cushion hole；5, lower cushion hole.
Detailed description of the invention
Below with embodiment, this utility model is more fully illustrated.This utility model can be presented as multiple multi-form, is not construed as the exemplary embodiment being confined to describe here.
For ease of illustrating, here can use such as " on ", the space relative terms such as D score " left side " " right side ", be used for shown in figure a element or the feature relation relative to another element or feature is described.It should be understood that except the orientation shown in figure, spatial terminology is intended to include device different azimuth in use or operation.Such as, if the device in figure is squeezed, be stated as the element being positioned at other elements or feature D score will be located into other elements or feature " on ".Therefore, exemplary term D score can comprise upper and lower both orientation.Device can otherwise position (90-degree rotation or be positioned at other orientation), relatively illustrates used herein of space correspondingly to explain.
Embodiment 1
As it is shown in figure 1, the civil engineering damping device in the present embodiment, being circular tube shaped including upper shell of column 1, lower shell of column 2, upper shell of column 1 and lower shell of column 2, end is provided with connection seat, connects and is provided with long through-hole as cushion hole on seat.Wherein, the length direction of the upper cushion hole 4 on upper shell of column 1 is vertical with the radial direction of the circumference of circular hollow section；The length direction of the lower cushion hole 5 on lower shell of column 2 is radially consistent with the circumference of circular hollow section.The connection seat connecting seat and lower shell of column 2 of upper shell of column 1 is bolted.
In order to obtain higher bonding strength, in embodiment, the connection seat connecting seat and lower shell of column 2 of upper shell of column 1 is connected by 8 set bolt connection pairs 3.Certainly, according to the bonding strength required for engineering, it is possible to reduce or increase the quantity of bolt connection pair 3, to increase bonding strength or to reduce cost.
Bolt connection pair 3 can also adopt high strength bolt connection pairs 3, reduces the quantity of connector, alleviates the weight of whole device.
In order to improve bonding strength, it is also possible to as it is shown in figure 1, pipe be connected between seat welding ribbed stiffener；The quantity of ribbed stiffener can increase and decrease according to practical situation, is not limited to 8 in figure.The support direction of ribbed stiffener should with to be connected seat vertical, to obtain better support effect.
In order to improve the shock strength of damping device, the face that the connection seat connecting seat and lower shell of column 2 of upper shell of column 1 connects is set to rubbing surface, two rubbing surfaces all can pass through sandblasting (ball) and process, and improve the case hardness of rubbing surface, and produce micro-hole to improve the coefficient of friction between two rubbing surfaces；Sandblasting (ball) can also be adopted to be coated with inorganic zinc rich paint, sandblasting (ball) raw red rust, wire brush afterwards afterwards remove the modes such as floating rust and process.
Bolt connection pair 3 includes screw rod, nut and pad；Connecting to set up between seat and friction plate is set being conveniently adjusted the size of frictional force of seat and lower shell of column 2 is connected at upper shell of column 1.
Friction plate shape is identical with connecting seat or matches；The place corresponding with cushion hole also offers through hole.Friction plate can use latten(-tin), it is also possible to is that sheet asbestos, sheet rubber are made, or is made up of the combination of above-mentioned different materials；Can also make with sheet metal layering overlapping with rubber.
Adopting the damping device in the present embodiment, when running into the disaster such as earthquake, mud-rock flow, damping mechanism is as described below:
When A, little shake, suffered by damping device, shearing force is less, and upper shell of column 1 and lower shell of column 2 resist failure energy by elastic deformation；
B, middle shake and when shaking greatly, along with shearing force suffered by damping device increases, connecting of upper shell of column 1 is slided between seat and the connection seat of lower shell of column 2, is dissipated failure energy by frictional slip；
C, owing to being mutually perpendicular between upper cushion hole 4 and lower cushion hole 5 so that no matter shearing force from which direction applies, and can be broken into the component along upper cushion hole 4 with lower cushion hole 5 direction, is dissipated by this component by sliding.The size of structural limits sliding displacement can be set by adjusting the length of cushion hole；To reach dissipation failure energy and to reduce the degree of permanent deformation, it is simple to recover after calamity；
D, the quantity passing through adjustment high-strength bolt and diameter control the size of support node anti-pulling capacity；
E, connect the rubbing surface form of seat, high-strength bolt quantity and pretightning force size, friction plate material and thickness and change the size of damping device slip-load and anti-side rigidity by adjusting.
Embodiment 2
As in figure 2 it is shown, essentially identical with embodiment 1 of damping device in the present embodiment, it be distinguished as shell of column 1 and lower shell of column 2 is square tube.Upper cushion hole 4 in the present embodiment is divided into two groups of orthogonal long through-holes；Correspondingly, lower cushion hole 5 is also classified into two groups of orthogonal long through-holes；Certainly, the upper cushion hole 4 of same bolt connection pair 3 correspondence is also orthogonal with lower cushion hole 5.The quantity of best two groups of cushion holes is equal, is evenly distributed, in order to make damping device uniform force in shock absorbing process, it is to avoid local stress is excessive causes damage.
Certainly, in order to easy to process, it is also possible to be set to unanimously by the direction of upper cushion hole 4, the direction of lower cushion hole 5 is set to vertical with the direction of upper cushion hole 4 by unification.
Embodiment 3
As shown in Figures 3 to 5, the damping device in the present embodiment is substantially the same manner as Example 2, is distinguished as shell of column 1 and lower shell of column 2 is H profile steel.It is of course also possible to increase the intensity of upper shell of column 1 and lower shell of column 2 by arranging ribbed stiffener.
In above-described embodiment, figure is schematic diagram, and upper shell of column 1 and lower shell of column 2 are the state of blocking, and this device both can be arranged on the two ends of beam or post and use, it is also possible to is equipped with installing hole, is fixed on the two ends of beam or post as bearing or node.The material of damping device is also not necessarily limited to steel, it is possible to make alloy aluminum, armored concrete, concrete filled steel tube, fiberglass or other there is the material of structural strength.The component that vibration-absorptive material connects can be the structural elements of square tube, pipe, H type or half ball seat etc. type.
The installation steps of above-mentioned damping device are as follows:
1) it is connected fixing to column one end of upper shell of column 1 and beam to be fixed；
2) it is connected fixing for beam to be fixed with another root for column one end of lower shell of column 2；
3) sandwiched friction plate between connection seat and the connection seat of lower shell of column 2 of upper shell of column 1；
4) with several bolt connection pairs 3 through cushion hole, the connection seat connecting seat and lower shell of column 2 of upper shell of column 1 is fastenedly connected.
Building that above-mentioned damping device forms or civil engineering is adopted to have:
1) anti-pulling capacity is high；
2) due to damping device good endurance, service life identical with agent structure can be reached, it is not necessary to periodic maintenance；
3) processing and fabricating required precision is low, with low cost；
4) controllability is good, and anti-pulling capacity, slip-load, anti-side rigidity, limit sliding displacement can control
5) stress clearly, simple structure, stable performance, reliability high；
6) fast etc. the plurality of advantages of speed of application.
This damping device uses motility strong, can be used as bearing use and also can use as intermediate node；It is applied in the field of civil engineering such as newly-built and existing skyscraper, large span architecture or bridge structure, there is good popularizing application prospect.
Above-mentioned example be only intended to illustrate this utility model, in addition, also have multiple different embodiment, and these embodiments be all those skilled in the art after comprehension this utility model thought it is also envisioned that therefore, will not enumerate at this.
Claims (9)
1. a civil engineering damping device, is provided with connection seat including upper shell of column and lower shell of column, described upper shell of column and lower shell of column；It is characterized in that, the connection seat of described upper shell of column is provided with cushion hole, the connection seat of described lower shell of column is provided with lower cushion hole；Described upper cushion hole and described lower cushion hole are strip hole, and the angle of upper cushion hole and lower cushion hole is between 80 ° to 100 °.
2. civil engineering damping device as claimed in claim 1, it is characterised in that described angle is 90 °.
3. civil engineering damping device as claimed in claim 2, it is characterised in that described upper cushion hole or described lower cushion hole are by two groups of the quantity such as the direction of cushion hole is divided into, and described in two groups, cushion hole direction is mutually perpendicular to.
4. civil engineering damping device as claimed in claim 1, it is characterised in that connecting of described upper shell of column can arrange friction plate between seat and the connection seat of described lower shell of column.
5. civil engineering damping device as claimed in claim 4, it is characterised in that described friction plate is made up of one or more combinations of materials in latten(-tin), sheet asbestos, sheet rubber or is made up with sheet metal combination or layering overlapping of rubber.
6. civil engineering damping device as claimed in claim 1, it is characterised in that described upper shell of column and described lower shell of column are provided with ribbed stiffener, described ribbed stiffener is vertical with the described fastening face being connected seat.
7. civil engineering damping device as claimed in claim 1, it is characterised in that the connection seat connecting seat and described lower shell of column of described upper shell of column is bolted secondary connection.
8. civil engineering damping device as claimed in claim 7, it is characterised in that described bolt connection pair is high strength bolt connection pairs.
9. civil engineering damping device as claimed in claim 1, it is characterised in that the columnar part of described upper shell of column or described lower shell of column is the one in pipe, square tube, half ball seat or H type component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620024550.1U CN205369576U (en) | 2016-01-12 | 2016-01-12 | Civil engineering damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620024550.1U CN205369576U (en) | 2016-01-12 | 2016-01-12 | Civil engineering damping device |
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| CN205369576U true CN205369576U (en) | 2016-07-06 |
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| CN201620024550.1U Active CN205369576U (en) | 2016-01-12 | 2016-01-12 | Civil engineering damping device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507443A (en) * | 2016-01-12 | 2016-04-20 | 中冶建筑研究总院有限公司 | Civil engineering shock absorption device and shock absorption method |
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2016
- 2016-01-12 CN CN201620024550.1U patent/CN205369576U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507443A (en) * | 2016-01-12 | 2016-04-20 | 中冶建筑研究总院有限公司 | Civil engineering shock absorption device and shock absorption method |
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