CN105862568A - Lead core tenon limiting damper system - Google Patents
Lead core tenon limiting damper system Download PDFInfo
- Publication number
- CN105862568A CN105862568A CN201610179815.XA CN201610179815A CN105862568A CN 105862568 A CN105862568 A CN 105862568A CN 201610179815 A CN201610179815 A CN 201610179815A CN 105862568 A CN105862568 A CN 105862568A
- Authority
- CN
- China
- Prior art keywords
- steel
- buckle
- trip
- lead
- tenon
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
A lead core tenon limiting damper system can not only prevent beam bodies from falling off longitudinally and transversely but also achieve vertical limiting of the beam bodies in an earthquake and meanwhile can achieve the effects of seismic reduction and energy dissipation. All assemblies are replaceable modular products so that the assemblies can be conveniently repaired and easily replaced after the earthquake. The lead core tenon limiting damper system comprises a steel tenon and a steel buckle. The steel tenon comprises a head, a buckle fixing section, a tapered section and an anchor plate from top to bottom, wherein a tapered cavity is formed in the tapered section, and a lead core is poured in the tapered cavity. The outer end of the steel buckle embraces the steel buckle fixing section, and a bottom plate is located at the inner end of the steel buckle. The steel tenon and the steel buckle are arranged on the outer side of padstone in the transverse direction of a bridge. The steel tenon is fixedly mounted on the top of a pier body through high-strength bolt assemblies penetrating through mounting holes in the anchor plate of the steel tenon, and the steel buckle is fixedly installed on the side wall of a beam body through high-strength bolt assemblies penetrating through mounting holes in the bottom plate of the steel buckle.
Description
Technical field
The present invention relates to bridge, particularly to a kind of lead for retractable pencil trip limited displacement damper system, be mainly used in
Have in the bridge of relative displacement between the pier beams such as simply supported beam, continuous beam (firm structure), cable-stayed bridge, earthquake,
Play under the impact loads such as vehicle (train) that longitudinal and transverse, vertical three-dimensional is spacing and damping (shaking) consumption
Can act on, to retrain beam body vibration, reduce the collision between beam body and beam body, beam body and pier.
Background technology
The beam bridges such as simply supported girder bridge, continuous beam (firm structure) are to apply most common bridge type in traffic engineering,
The beam that falls that relative displacement between its beam portion and pier is excessive to be caused be earthquake Bridge collapse the most former
Cause.Therefore engineering takes various anti-fall girder apparatus and subtracts isolation measure.Anti-fall girder apparatus
More have Horizontal Seismic block, longitudinal Antivibration block, linkage, drag-line girder falling is applied to fill
Put, steel trip (damping tenon) and some other novel anti-fall girder apparatus；Subtract isolation measure and have friction
Pendulum bearing, hyperboloid spheroidal bearer of shock absorption and insulation etc.；Antivibrator is also applied, such as steel antivibrator, lead
Antivibrator, fluid viscous damper and other antivibrators.But, these anti-fall girder apparatus are all deposited at present
In certain limitation, such as: be difficult to three-dimensional longitudinal and transverse, vertical spacing；Power consumption and limit function
Separate；Energy dissipation capacity is limited；Conventional friction pendulum support, hyperboloid spheroidal bearer of shock absorption and insulation etc. subtract every
Shake measure causes when vertical seismic motion is strong losing efficacy；Cost is higher.Also some scholars is had this year to grind
Study carefully shock absorption buckling tenon, but it has not had damping.The novel anti-fall girder apparatus of other applies some multiple
Miscellaneous structure or new material, cause relatively costly, it is impossible to popularization and application；Complex process, repaiies after shake
It is multiple that difficulty is big, replaceability is poor.
Additionally, in terms of the beam portion extensional vibration control introduced under the percussion such as train braking, traction,
Conventional locking device, but locking device exist involve great expense, easy oil leakage, and damping ratio is relatively small etc.
Limitation.
Summary of the invention
The technical problem to be solved is to provide a kind of lead for retractable pencil trip limited displacement damper system,
Relative displacement between constraint pier and beam and vibration, not only may be implemented in earthquake beam body longitudinally, laterally
Girder falling and vertical spacing function, and there is damping (shaking) power consumption function, and adjustable lead for retractable pencil is big
The little antivibrator that system is adjusted flexibly with ratio, damping (shaking) power consumption that can play different damping is made
With, all component is repaired after being the convenient shake of replaceable module product, is easily changed.
The technical solution adopted for the present invention to solve the technical problems is as follows:
The lead for retractable pencil trip limited displacement damper system of the present invention, is characterized in that: it includes steel trip and steel
Matter buckle；Described steel trip from top to bottom includes head, buckle canned paragraph, conical section and anchor ingot plate,
Wherein in conical section, there is conical cavity, in this conical cavity, be perfused with lead for retractable pencil；The outer end of steel trip
With buckle canned paragraph phase obvolvent, its inner is base plate；Described steel trip and steel are snapped in direction across bridge
Being arranged at the outside of pinner, steel trip is by through the high-strength bolt assembly of installing hole on its anchor ingot plate
Being fixedly mounted on the top of the pier body, steel snaps through through the high-strength bolt assembly of installing hole on its base plate
It is fixedly mounted on beam body sidewall.
The invention has the beneficial effects as follows, beam body can be realized simultaneously and longitudinally, laterally fall beam and vertical spacing
Function, reaches damping (shaking) power consumption function simultaneously.I.e. realize three-dimensional girder falling longitudinal and transverse, vertical dress
Put integration；Steel construction has certain flexibility and intensity, and lead for retractable pencil has good damping, adjustable
Whole lead for retractable pencil area reaches different damping ratios, and buckle obvolvent groove has necessarily with lead for retractable pencil trip canned paragraph
Gap, both can meet the displacement demand of ordinary temperature and common earthquake, again can be in design earthquake and rare
Play good position-limiting action when meeting earthquake, effectively reduce between beam body and beam body, beam body and pier
Collision；Simultaneously enter yielding stage, play good damping (shaking) power consumption effect.Lead for retractable pencil area can
Adjust, the damping ratio of adjustment system can be facilitated；After all component is the convenient shake of replaceable module product
Repair, easily change, can be used for the bridge strengthening being not provided with anti-fall girder apparatus and seismic isolation device, also
Can be used for the vibration displacement retraining girder relative to bridge pier.
Accompanying drawing explanation
This specification includes following five accompanying drawings:
Fig. 1 is the structural representation of steel trip in lead for retractable pencil trip limited displacement damper system of the present invention；
Fig. 2 is the top view of steel trip in lead for retractable pencil trip limited displacement damper system of the present invention；
Fig. 3 is the top view of steel buckle in lead for retractable pencil trip limited displacement damper system of the present invention；
Fig. 4 is the mounting means schematic diagram (vertical bridge to) of lead for retractable pencil trip limited displacement damper system of the present invention；
Fig. 5 is the mounting means schematic diagram (direction across bridge) of lead for retractable pencil trip limited displacement damper system of the present invention.
Component shown in figure and corresponding labelling: head 10, buckle canned paragraph 11, conical section 12,
Anchor ingot plate 13, package board 14, lead for retractable pencil 15, right side snap features 21, left side snap features 22,
Base plate 23, obvolvent groove 24, beam body 30, pier body 31, pinner 32, bearing 33.
Detailed description of the invention
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
With reference to Fig. 1, Fig. 2 and Fig. 3, the lead for retractable pencil trip limited displacement damper system of the present invention includes steel
Trip and steel buckle.Described steel trip from top to bottom include head 10, buckle canned paragraph 11,
Conical section 12 and anchor ingot plate 13, wherein have conical cavity in conical section 12, in this conical cavity
It is perfused with lead for retractable pencil 15.The outer end of steel trip and buckle canned paragraph 11 phase obvolvent, its inner is base plate
23.With reference to Fig. 4 and Fig. 5, described steel trip and steel are snapped in direction across bridge and are arranged at pinner 32
Outside, steel trip is by through the fixing peace of the high-strength bolt assembly of installing hole on its anchor ingot plate 13
Being contained in pier body 31 top, steel snaps through the high-strength bolt assembly of installing hole on its base plate 23
It is fixedly mounted on beam body 30 sidewall.
With reference to power 4 and Fig. 5, the lead for retractable pencil trip limited displacement damper system of the present invention be capable of longitudinal and transverse,
Vertical three-dimensional is spacing.Due to head 10, the vertical restriction of conical section 12, steel trip is in beam body
30 relative displacements vertical with bearing 33 play a role when exceeding setting value.
With reference to Fig. 3, described steel buckle is by the right side snap features removably connected by bolt assembly
21, left side snap features 22 is constituted, right side snap features 21, left side snap features 22 have with
Semicircle that buckle canned paragraph 11 cylindrical outer surface is suitable or half elliptic obvolvent groove 24.When
When obvolvent groove 24 is semicircle, it is used at hold-down support.When obvolvent groove 24 is half elliptic, use
In one-way movable support, beam body 30 can be realized the most movable in certain permission displacement range, when
After exceeding permission displacement, steel buckle contacts with steel trip, starts to play limit function.Work as obvolvent
When groove 24 diameter is more than buckle canned paragraph diameter, can be used for multidirectional movable bearing support.When severe earthquake action,
Lead for retractable pencil trip limited displacement damper deforms while playing position-limiting action.Lead has that density is big, moulds
Property high, feature, the Low rigidity of lead and the face core cube structure feature so that it is have relatively such as intensity is low
High flexibility and ductility, therefore, can absorb substantial amounts of energy in deformation process, and had
Deformation tracking ability.Lead can generate heat in deformation process, melts, recrystallization, and the fusing point of lead is low, then
Crystallization temperature is below room temperature.Lead deforms at ambient temperature, it will occurrence dynamics is replied and dynamic simultaneously
State recrystallization process.By buy back policy process, strain hardening will disappear, the tissue of lead and property
The state before deforming can be returned back to.Therefore, lead follows as plasticity under being only a kind of room temperature in theory
The common metal of accumulated fatigue phenomenon will not occur during ring, and this will be greatly improved its energy dissipation capacity.
With reference to Fig. 1, described lead for retractable pencil 15 is encapsulated in cone by fixing the package board 1 being connected with steel trip
In shape cavity.
Some principles of the above present invention that simply explains through diagrams, are not intended to limit to the present invention
In shown and described concrete structure and the scope of application, thus every be likely utilized repair accordingly
Change and equivalent, belong to the apllied the scope of the claims of the present invention.
Claims (3)
1. lead for retractable pencil trip limited displacement damper system, is characterized in that: it includes steel trip and steel card
Button；Described steel trip from top to bottom includes head (10), buckle canned paragraph (11), conical section (12)
With anchor ingot plate (13), wherein in conical section (12), there is conical cavity, perfusion in this conical cavity
There is lead for retractable pencil (15)；The outer end of steel trip and buckle canned paragraph (11) phase obvolvent, its inner is the end
Plate (23)；Described steel trip and steel are snapped in direction across bridge and are arranged at the outside of pinner (32),
Steel trip is by being fixedly mounted on pier through the high-strength bolt assembly of the upper installing hole of its anchor ingot plate (13)
Body (31) top, steel snaps through the high-strength bolt assembly through the upper installing hole of its base plate (23)
It is fixedly mounted on beam body (30) sidewall.
2. lead for retractable pencil trip limited displacement damper system as claimed in claim 1, is characterized in that: described
Lead for retractable pencil (15) is encapsulated in conical cavity by fixing the package board (1) being connected with steel trip.
3. lead for retractable pencil trip limited displacement damper system as claimed in claim 1, is characterized in that: described
Steel buckle is by the right side snap features (21) removably connected by bolt assembly, left side buckle structure
Part (22) is constituted, and right side snap features (21), left side snap features (22) have solid with buckle
Semicircle that the section of determining (11) cylindrical outer surface is suitable or half elliptic obvolvent groove (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610179815.XA CN105862568A (en) | 2016-03-24 | 2016-03-24 | Lead core tenon limiting damper system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610179815.XA CN105862568A (en) | 2016-03-24 | 2016-03-24 | Lead core tenon limiting damper system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105862568A true CN105862568A (en) | 2016-08-17 |
Family
ID=56625052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610179815.XA Pending CN105862568A (en) | 2016-03-24 | 2016-03-24 | Lead core tenon limiting damper system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105862568A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130207A (en) * | 2019-05-16 | 2019-08-16 | 山东省交通规划设计院 | A kind of two-way decoupling limiter and the bridge structure for installing the limiter |
| CN112211087A (en) * | 2020-08-25 | 2021-01-12 | 河海大学 | Replaceable muff-coupling row four-way limiting damping clamping tenon and installation method thereof |
| CN114232458A (en) * | 2021-11-17 | 2022-03-25 | 洛阳双瑞特种装备有限公司 | Combined movement type damping tenon structure |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04138412U (en) * | 1991-06-21 | 1992-12-25 | 宇部興産株式会社 | Bridge fall prevention device |
| CN2928935Y (en) * | 2006-04-13 | 2007-08-01 | 上海市政工程设计研究院 | Anti-pull ball shape support base |
| CN201620348U (en) * | 2010-02-26 | 2010-11-03 | 成都市新筑路桥机械股份有限公司 | One-way movable latch for bridge |
| CN101892624A (en) * | 2010-07-16 | 2010-11-24 | 成都市新筑路桥机械股份有限公司 | Bridge shock absorption and isolation structure |
| CN101949176A (en) * | 2010-09-14 | 2011-01-19 | 广州大学 | Steel-lead damper |
| CN102444085A (en) * | 2011-10-31 | 2012-05-09 | 株洲时代新材料科技股份有限公司 | Girder-falling prevention device |
| CN203990700U (en) * | 2014-07-28 | 2014-12-10 | 南京百赛生物色谱技术有限公司 | The split type clip of double card groove location large glass chromatographic column fixture |
| CN104652252A (en) * | 2015-02-12 | 2015-05-27 | 中铁二院工程集团有限责任公司 | Bridge damping blocking tenon device |
| CN104652253A (en) * | 2015-02-12 | 2015-05-27 | 中铁二院工程集团有限责任公司 | Buffer energy-consuming anti-drop-beam device for bridge |
| CN204570461U (en) * | 2015-03-20 | 2015-08-19 | 同济大学 | Damping slide board bearing |
| CN205591100U (en) * | 2016-03-24 | 2016-09-21 | 中铁二院工程集团有限责任公司 | Spacing damper system of lead core trip |
-
2016
- 2016-03-24 CN CN201610179815.XA patent/CN105862568A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04138412U (en) * | 1991-06-21 | 1992-12-25 | 宇部興産株式会社 | Bridge fall prevention device |
| CN2928935Y (en) * | 2006-04-13 | 2007-08-01 | 上海市政工程设计研究院 | Anti-pull ball shape support base |
| CN201620348U (en) * | 2010-02-26 | 2010-11-03 | 成都市新筑路桥机械股份有限公司 | One-way movable latch for bridge |
| CN101892624A (en) * | 2010-07-16 | 2010-11-24 | 成都市新筑路桥机械股份有限公司 | Bridge shock absorption and isolation structure |
| CN101949176A (en) * | 2010-09-14 | 2011-01-19 | 广州大学 | Steel-lead damper |
| CN102444085A (en) * | 2011-10-31 | 2012-05-09 | 株洲时代新材料科技股份有限公司 | Girder-falling prevention device |
| CN203990700U (en) * | 2014-07-28 | 2014-12-10 | 南京百赛生物色谱技术有限公司 | The split type clip of double card groove location large glass chromatographic column fixture |
| CN104652252A (en) * | 2015-02-12 | 2015-05-27 | 中铁二院工程集团有限责任公司 | Bridge damping blocking tenon device |
| CN104652253A (en) * | 2015-02-12 | 2015-05-27 | 中铁二院工程集团有限责任公司 | Buffer energy-consuming anti-drop-beam device for bridge |
| CN204570461U (en) * | 2015-03-20 | 2015-08-19 | 同济大学 | Damping slide board bearing |
| CN205591100U (en) * | 2016-03-24 | 2016-09-21 | 中铁二院工程集团有限责任公司 | Spacing damper system of lead core trip |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130207A (en) * | 2019-05-16 | 2019-08-16 | 山东省交通规划设计院 | A kind of two-way decoupling limiter and the bridge structure for installing the limiter |
| CN112211087A (en) * | 2020-08-25 | 2021-01-12 | 河海大学 | Replaceable muff-coupling row four-way limiting damping clamping tenon and installation method thereof |
| CN112211087B (en) * | 2020-08-25 | 2021-11-30 | 河海大学 | Replaceable muff-coupling row four-way limiting damping clamping tenon and installation method thereof |
| CN114232458A (en) * | 2021-11-17 | 2022-03-25 | 洛阳双瑞特种装备有限公司 | Combined movement type damping tenon structure |
| CN114232458B (en) * | 2021-11-17 | 2024-01-30 | 中船双瑞(洛阳)特种装备股份有限公司 | Combined movement type damping tenon structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105862568A (en) | Lead core tenon limiting damper system | |
| CN102953327A (en) | Lateral shock absorption damper suitable for bridge structure | |
| CN205741889U (en) | A kind of without lifting bidirectional damping friction pendulum support | |
| CN111549653B (en) | Multistage antidetonation is prevented roof beam device that falls for precast box girder | |
| CN105951584A (en) | Graded anti-seismic, seismic-reducing and seismic-isolating support | |
| CN105649230A (en) | Buckling-proof steel plate shear wall with end columns and construction method thereof | |
| CN106087716A (en) | A kind of shock mount with three-dimensional girder falling function | |
| CN104929263A (en) | Assembled lead-foamed aluminum composite damper for building vibration reduction | |
| CN107882177B (en) | Self-resetting concrete frame trestle slides node | |
| CN106894331B (en) | A kind of energy consumption limit support of included Viscous fluid damper | |
| CN205591100U (en) | Spacing damper system of lead core trip | |
| CN205711719U (en) | A kind of classification antidetonation, vibration absorption and isolation support | |
| CN201381476Y (en) | Shock-resistant spherical rotating supporting base | |
| CN101748685A (en) | Slippage cylindrical soft steel damping device and application thereof on bridge girder | |
| CN207538243U (en) | A kind of shearing earthquake-resistant damper for architectural structure with mild steels in parallel | |
| CN104278624B (en) | One uprises journey bridge pad | |
| CN102561176B (en) | Limiting structure for bridge | |
| CN210422092U (en) | Damping grounding section steel supporting and filling mass tuning damping support | |
| CN204370293U (en) | Bridge spring energy-dissipating and shock-absorbing stopping means | |
| CN206843937U (en) | A kind of combined anti-seismic system and combined anti-seismic bridge | |
| CN106835952B (en) | A kind of combined anti-seismic system and combined anti-seismic bridge | |
| CN101718077A (en) | Bridge girder anti-seismic bearing | |
| CN206467698U (en) | A kind of complicated boundary slip damping energy dissipating support | |
| CN205382398U (en) | Multistage self -destruction energy absorption buffer formula roof beam device of preventing falling | |
| CN105649101B (en) | Armored concrete shock insulating foundation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160817 |