CN207160450U - A kind of armored concrete quakeproof stair with damping system - Google Patents
A kind of armored concrete quakeproof stair with damping system Download PDFInfo
- Publication number
- CN207160450U CN207160450U CN201720997725.1U CN201720997725U CN207160450U CN 207160450 U CN207160450 U CN 207160450U CN 201720997725 U CN201720997725 U CN 201720997725U CN 207160450 U CN207160450 U CN 207160450U
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- China
- Prior art keywords
- shaped steel
- slideway
- slab
- armored concrete
- waist slab
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Abstract
A kind of staircase structure is the utility model is related to, particularly discloses a kind of armored concrete quakeproof stair with damping system.This carries the armored concrete quakeproof stair of damping system, including the landing slab and waist slab joined up and down, it is characterised in that：The landing slab end is provided with the bridging piece of handing-over waist slab, bridging piece bottom is provided with the terraced beam of linking waist slab upper end, bridging piece upper surface is evenly arranged with several shaped steel slideways that direction arrangement is run along ladder, and waist slab bottom is provided with the pre-buried shaped steel of corresponding shaped steel slideway；Shaped steel slideway both sides are provided with slideway side steel plate, and are being provided at both ends with slideway end steel plate, and shaped steel slideway both ends are placed with damping spring；Shaped steel slideway and pre-buried shaped steel composition sliding support.The utility model is simple in construction, easy for construction, the risk that waist slab comes off because horizontal vibrating is excessive when effectively can avoid shaking greatly, mitigates destruction of the earthquake to stair agent structure.
Description
（One）Technical field
It the utility model is related to a kind of staircase structure, the more particularly to a kind of shockproof building of armored concrete with damping system
Ladder.
（Two）Background technology
China is the multiple country of an earthquake, according to《Seismic design of structures specification》Regulation, at present the whole nation more than 70%
Earthquakes basic intensity at 6 degree and more than.Important escape way when stair are as earthquake, if without preferable antidetonation
Performance, during earthquake especially big shake when, it is difficult to ensure the rapid escape and rescue of personnel, do not have the effect of safety island.
In order to reduce the influence of waist slab this diagonal supporting member to agent structure especially frame structure, current latest edition building
The flat Fatou set of ladder uses the form of sliding support for antidetonation stair, separates waist slab lower end and landing slab, on the ground of contact
Fang Caiyong flexible materials, make it freely slidable in earthquake.This way drawback is：Exactly because can slidably,
So in big shake, waist slab is very likely excessive due to horizontal vibration deformation, is come off from the landing slab of support waist slab, from
And the destruction of stair is more exacerbated, do not reach the target of " no collapsing with strong earthquake " of providing fortification against earthquakes.Meanwhile because seismic direction is not known
Property, stair be both possible to run direction landing along ladder, it is also possible to run vertical direction along ladder and laterally slide.
In the prior art, Publication No. CN104278803A patent discloses a kind of reinforced concrete stairs and slides branch
Seat, wherein the spacing of bench width has been carried out, but stair still have the risk that direction landing is run along ladder；Publication No.
CN103266727A patent discloses a kind of armored concrete quakeproof stair and construction method, and it has carried out running direction along ladder
It is spacing, but waist slab still has from the risk laterally slid along stairway width direction.So far, ladder is not taken into account simultaneously
Lateral Displacement of the section plate in rarely occurred earthquake and the spacing technical patent along ladder race direction, are yet damped not over setting
Device mitigates the patent application and mandate of staircase boards agent structure destruction from the angle for absorbing seismic energy.
（Three）The content of the invention
The utility model is in order to make up the deficiencies in the prior art, there is provided a kind of simple in construction, easy for construction, shock strength
The high armored concrete quakeproof stair with damping system.
The utility model is achieved by the following technical solution：
A kind of armored concrete quakeproof stair with damping system, including the landing slab and waist slab joined up and down, its
It is characterised by：The landing slab end is provided with the bridging piece of handing-over waist slab, and bridging piece bottom is provided with linking waist slab upper end
Terraced beam, bridging piece upper surface are evenly arranged with several shaped steel slideways that direction arrangement is run along ladder, and waist slab bottom is provided with correspondingly
The pre-buried shaped steel of shaped steel slideway；Shaped steel slideway both sides are provided with slideway side steel plate, and are being provided at both ends with slideway end steel plate, shaped steel
Slideway both ends are placed with damping spring；Shaped steel slideway and pre-buried shaped steel composition sliding support.
The utility model arranges pre-buried shaped steel by using in waist slab lower end, and a pre-buried shaped steel part extends to platform
In the shaped steel slideway of plate bridging piece, so waist slab can be carried out simultaneously laterally to run the spacing of direction, solution with ladder along waist slab
Determined coming earthquake when, caused by vibrations waist slab slide problem；In addition, by arranging damping spring in shaped steel slideway, inhale
Seismic energy is received, mitigates destruction of the seismic shock to stair main body by way of energy-dissipating and shock-absorbing.
More excellent technical scheme of the present utility model is：
The bottom of the shaped steel slideway is equipped with friction reducing material, the preferred graphite powder of friction reducing material, is easy to reduce shaped steel
The coefficient of friction of slideway.
The upper surface of the bridging piece is fixed by flat head screw in the place of no arrangement shaped steel slideway and lays flexible material
Material, flexible material preferably polytetrafluoroethylene plate, it is easy in earthquake waist slab slidably.
The utility model is simple in construction, easy for construction, when effectively can avoid shaking greatly waist slab due to horizontal vibrating it is excessive and
Direction and the risk laterally to come off are run along ladder, and seismic energy is absorbed by damping spring, mitigates earthquake to stair agent structure
Destruction, reduce influence of the stair to agent structure lateral rigidity, suitable for wide popularization and application.
（Four）Brief description of the drawings
The utility model is further described below in conjunction with the accompanying drawings.
Fig. 1 is agent structure schematic diagram of the present utility model；
Fig. 2 is the stair floor map that absolute altitude shown in Fig. 1 is P；
Fig. 3 is the B-B faces diagrammatic cross-section shown in Fig. 2；
Fig. 4 is the floor map of the utility model bridging piece；
Fig. 5 is the floor map of the utility model shaped steel slideway；
Fig. 6 is the partial 3-D schematic perspective view of the utility model sliding support.
In figure, 1 sliding support, 2 waist slabs, 3 terraced beams, 4 shaped steel slideways, 5 landing slabs, 6 pre-buried shaped steel, 7 slideway side steel plates,
8 slideway end steel plates, 9 damping springs, 10 bridging pieces, 11 flexible materials, 12 flat head screws.
（Five）Embodiment
Accompanying drawing is a kind of specific embodiment of the present utility model.The embodiment includes landing slab 5 and the bench joined up and down
Plate 2, the end of landing slab 5 are provided with the bridging piece 10 of handing-over waist slab 2, and the bottom of bridging piece 10 is provided with linking waist slab 2 upper end
Terraced beam 3, the upper surface of bridging piece 10 be evenly arranged with several along ladder run direction arrangement shaped steel slideway 4, the bottom of waist slab 2 set
There is the pre-buried shaped steel 6 of corresponding shaped steel slideway 4；The both sides of shaped steel slideway 4 are provided with slideway side steel plate 7, and are being provided at both ends with slideway
Steel plate 8 is held, the both ends of shaped steel slideway 4 are placed with damping spring 9；Shaped steel slideway 4 and pre-buried shaped steel 6 form sliding support 1.
As shown in Figure 1, the utility model uses the form of sliding support 1 in waist slab 2 and the junction of landing slab 5.It is first
Suitable shaped steel is first arranged in the bridging piece 10 of landing slab 5 according to stair waist slab developed width according to shown in accompanying drawing 2 and accompanying drawing 4
Slideway 4, the bottom of shaped steel slideway 4, which can spread one layer of graphite powder etc., can reduce the friction reducing material of coefficient of friction.This example Shaped Steel
Slideway 4 arranges three, but can increase and reduce according to developed width size during actual use.As shown in accompanying drawing 3, Fig. 4,
In the upper surface of bridging piece 10, in the place of no arrangement shaped steel slideway 4, a kind of flexible material 11 is arranged（Preferably polytetrafluoroethylene
Plate）, it is easy to the lower end of waist slab 2 can be slidably.The structure of shaped steel slideway 4 refers to accompanying drawing 5, is arranged in the both sides of shaped steel slideway 4
Slideway side steel plate 7, it is displaced sideways for limiting pre-buried shaped steel 6 along waist slab；In the end of shaped steel slideway 4, welding rigidity is larger
Slideway end steel plate 8, for limiting pre-buried shaped steel 6, along ladder race, Direction distortion is excessive is fallen from slideway.At the both ends of shaped steel slideway 4
Place damping spring 9, when rarely occurred earthquake, be embedded in the pre-buried shaped steel 6 of the lower end of waist slab 2 due to horizontal earthquake action make its with
Waist slab 2 to slide in shaped steel slideway 4 together, when reaching certain deformation and being contacted with damping spring 9, damping can be passed through
Spring 9 absorbs most of seismic energy, is destroyed so as to mitigate stair.In the lower end first order of waist slab 2 marks time interior same bridging piece 10
Position corresponding to shaped steel slideway 4 is pre-buried welded preferably, the larger pre-buried shaped steel 6 of rigidity, institute in pre-buried shaped steel 6 such as accompanying drawing 6
Show.
The utility model arranges pre-buried shaped steel 6 by using in the lower end of waist slab 2, and the part of pre-buried shaped steel 6 extends to
In the shaped steel slideway 4 of the bridging piece 10 of landing slab 5, so waist slab 2 can be carried out simultaneously to run direction and waist slab side along ladder
To carry out it is spacing, be unlikely in rarely occurred earthquake, waist slab 2 slides, when avoiding big shake waist slab 2 due to horizontal vibration it is excessive
The risk to come off.Meanwhile by arranging damping spring 9 in shaped steel slideway 4, seismic energy is absorbed, passes through the side of energy-dissipating and shock-absorbing
Formula mitigates the destruction of stair agent structure, reduces geological process, while reduce shadow of the stair to agent structure lateral rigidity
Ring.
Claims (5)
1. a kind of armored concrete quakeproof stair with damping system, including the landing slab joined up and down（5）And waist slab
（2）, it is characterised in that：The landing slab（5）End is provided with handing-over waist slab（2）Bridging piece（10）, bridging piece（10）Bottom is set
It is equipped with linking waist slab（2）The terraced beam of upper end（3）, bridging piece（10）Upper surface is evenly arranged with several and runs direction arrangement along ladder
Shaped steel slideway（4）, waist slab（2）Bottom is provided with corresponding shaped steel slideway（4）Pre-buried shaped steel（6）；Shaped steel slideway（4）Both sides are set
It is equipped with slideway side steel plate（7）, and it is being provided at both ends with slideway end steel plate（8）, shaped steel slideway（4）Both ends are placed with damping spring
（9）；Shaped steel slideway（4）With pre-buried shaped steel（6）Form sliding support（1）.
2. the armored concrete quakeproof stair according to claim 1 with damping system, it is characterised in that：The shaped steel
Slideway（4）Bottom be equipped with friction reducing material.
3. the armored concrete quakeproof stair according to claim 1 with damping system, it is characterised in that：The bridging piece
（10）Upper surface it is no arrangement shaped steel slideway（4）Place pass through flat head screw（12）Fixation is equipped with flexible material
（11）.
4. the armored concrete quakeproof stair according to claim 2 with damping system, it is characterised in that：The antifriction
Wiping material is graphite powder.
5. the armored concrete quakeproof stair according to claim 3 with damping system, it is characterised in that：The flexibility
Material（11）For polyfluortetraethylene plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720997725.1U CN207160450U (en) | 2017-08-10 | 2017-08-10 | A kind of armored concrete quakeproof stair with damping system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720997725.1U CN207160450U (en) | 2017-08-10 | 2017-08-10 | A kind of armored concrete quakeproof stair with damping system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207160450U true CN207160450U (en) | 2018-03-30 |
Family
ID=61715772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720997725.1U Expired - Fee Related CN207160450U (en) | 2017-08-10 | 2017-08-10 | A kind of armored concrete quakeproof stair with damping system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207160450U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107313562A (en) * | 2017-08-10 | 2017-11-03 | 滨州学院 | A kind of armored concrete quakeproof stair with damping system |
| CN111424900A (en) * | 2020-03-30 | 2020-07-17 | 西安长庆科技工程有限责任公司 | Steel structure beam type sliding stair and construction method |
| WO2020248263A1 (en) * | 2019-06-14 | 2020-12-17 | 胡永生 | Prefabricated anti-seismic stair |
-
2017
- 2017-08-10 CN CN201720997725.1U patent/CN207160450U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107313562A (en) * | 2017-08-10 | 2017-11-03 | 滨州学院 | A kind of armored concrete quakeproof stair with damping system |
| WO2020248263A1 (en) * | 2019-06-14 | 2020-12-17 | 胡永生 | Prefabricated anti-seismic stair |
| CN111424900A (en) * | 2020-03-30 | 2020-07-17 | 西安长庆科技工程有限责任公司 | Steel structure beam type sliding stair and construction method |
| CN111424900B (en) * | 2020-03-30 | 2021-11-12 | 西安长庆科技工程有限责任公司 | Steel structure beam type sliding stair and construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 Termination date: 20210810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |