CN201649007U - Rolling stone impact protection structure of pier - Google Patents
Rolling stone impact protection structure of pier Download PDFInfo
- Publication number
- CN201649007U CN201649007U CN2010201409747U CN201020140974U CN201649007U CN 201649007 U CN201649007 U CN 201649007U CN 2010201409747 U CN2010201409747 U CN 2010201409747U CN 201020140974 U CN201020140974 U CN 201020140974U CN 201649007 U CN201649007 U CN 201649007U
- Authority
- CN
- China
- Prior art keywords
- pier
- bridge pier
- rolling stone
- shoulder guard
- protective structure
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a rolling stone impact protection structure of a pier and aims to effectively improve the safety of the bridge pier. The protection structure comprises a protective steel component (20) fixedly arranged outside a pier column; a buffer space is formed between the protective steel component (20) and the surface of the pier column; and a three-dimensional reinforcing bar grid (40) and a foaming buffer layer (30) are fixedly arranged in the buffer space. The utility model can effectively reduce the impact effect of rolling stones, debris flow and other geological disasters on the bridge pier and can effectively improve the safety of the bridge pier under the situation that the bridge pier is seriously impacted and threatened by the rolling stones in areas frequently attacked by rolling stone disaster. The protection structure has the advantages of simple structure, convenient installation and replacement, economy, practical use and strong applicability and not only is suitable for reinforcing the prior pier or building a new pier, but also can be used as anti-ship impact facilities of inwater piers to effectively reduce the ship impact action applied on the pier and reducing the ship damage.
Description
Technical field
The utility model relates to bridge, particularly a kind of protective construction that can reduce geological disasters such as Rolling Stone, chip stream to the effect of impact of bridge pier effectively.
Background technology
Along with the fast development of bridge construction cause, the safety problem of bridge is outstanding day by day, particularly in the area that geological disasters such as mountain area Rolling Stone, landslide, avalanche take place frequently, as the Control Engineering in the traffic main artery---and the safety problem of bridge is more important.Morning on July 25th, 2009, being subjected to day after day, heavy rain impacts, national highway 213 line Wenchuan sections are thoroughly closed bridge left side massif generation Rolling Stone disaster, the hit thorough pass of huge Rolling Stone bridge bridge pier, cause that bridge pier is disconnected by pounding, the beam body falls, the miserable accident of car crash, directly cause national highway 213 lines to interrupt fully.
At present, have some and be used for the technology that the bridge pier supporting capacity is reinforced, prevented to wash away, reduce ship impact force, as the reinforcing of increasing section method, the reinforcing of encased steel sleeve, outsourcing carbon fiber reinforcement, the peripheral protection against erosion fender pile of bridge pier, the protection of the body curtain formula of dangling bridge pier, neoprene bearing fender pier technology etc.For example; for in the utility model patent manual of CN2398330Y a kind of pier anticollision protective device is disclosed promptly at notice of authorization number; this device is made up of resilient metal member and rubber utricule; spring metal spare is made of two metal sheets, springs; the two ends of spring are separately fixed on two metal sheets, and spring metal spare is placed on sealing, is full of in the rubber utricule of liquid.When ship clashed into bridge pier because of contingency, the spring in rubber utricule and the utricule in the middle of liquid and the metal sheet all can cushion, disperse, weaken its impact force.But these methods and corresponding device thereof all can't effectively reduce the impact of Rolling Stone bump bridge pier, and effective protective capacities can't be provided when Rolling Stone clashes into bridge pier.
The utility model content
Technical problem to be solved in the utility model provides a kind of rolling stone collision protective structure for bridge pier, can reduce the effect of impact of geological disasters such as Rolling Stone, chip stream effectively to bridge pier, seriously be subjected under the situation that Rolling Stone bump threatens the safety that can effectively improve bridge pier at the Rolling Stone disaster regional bridge pier that takes place frequently.
The technical scheme that its technical problem that solves the utility model adopts is: rolling stone collision protective structure for bridge pier of the present utility model, it is characterized in that: it comprises the shoulder guard member that is fixedly installed on outside the pier stud, form cushion space between this shoulder guard member and the pier stud surface, be set with three-dimensional reinforcing bar lattice coral and foamed damping layer in this cushion space.
Described three-dimensional reinforcing bar lattice coral is connected and composed by the horizontal waveform reinforcing bar and the hoop vertical waveform reinforcing bar at interval of longitudinal separation.
Described shoulder guard member is made of the shoulder guard sections of vertical connection.
Described pier stud is that inner layer steel pipe and fill concrete formation betwixt are set outside former pier stud.
The beneficial effects of the utility model are, can reduce the effect of impact of geological disasters such as Rolling Stone, chip stream effectively to bridge pier, seriously be subjected under the situation that Rolling Stone bump threatens the safety that can effectively improve bridge pier at the Rolling Stone disaster regional bridge pier that takes place frequently; Simple structure is installed and changed conveniently, and is economical and practical; Applicability is strong, both has been applicable to that existing bridge pier reinforces or newly-built bridge pier, can be used as also that the anti-ship of bridge pier hits facility in the water, effectively reducing the ship collision effect that is applied on the bridge pier, and the damage that alleviates boats and ships.
Description of drawings
This manual comprises following six width of cloth accompanying drawings:
Fig. 1 is the elevation of the utility model rolling stone collision protective structure for bridge pier;
Fig. 2 is the cross-sectional view of the utility model rolling stone collision protective structure for bridge pier;
Fig. 3 is the side view of the utility model rolling stone collision protective structure for bridge pier;
Fig. 4 is the stereogram of shoulder guard sections in the utility model rolling stone collision protective structure for bridge pier;
Fig. 5 is the schematic diagram of horizontal waveform reinforcing bar in the utility model rolling stone collision protective structure for bridge pier;
Fig. 6 is the schematic diagram of vertical waveform reinforcing bar in the utility model rolling stone collision protective structure for bridge pier;
Component, position and pairing mark among the figure: former pier stud 10, inner layer steel pipe 11, concrete 12, fixed mount 13, shoulder guard member 20, shoulder guard sections 21, hoop junction plate 22, stiffener 22a, vertical junction plate 23, stiffener 23a, foamed damping layer 30, three-dimensional reinforcing bar lattice coral 40, horizontal waveform reinforcing bar 41, vertical waveform reinforcing bar 42.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
See figures.1.and.2, rolling stone collision protective structure for bridge pier of the present utility model, it comprises that being fixedly installed on pier stud meets the outer shoulder guard member 20 of stone face, form cushion space between this shoulder guard member 20 and the pier stud surface, be set with three-dimensional reinforcing bar lattice coral 40 and foamed damping layer 30 in this cushion space.When Rolling Stone, chip stream bump took place, shoulder guard member 20, three-dimensional reinforcing bar lattice coral 40 played and disperse effect stressed, the distortion power consumption, and foamed damping layer 30 plays the effect of buffering.For shielded bridge pier,, reach the purpose that reduces effect of impact by energy dissipation and prolongation collision time.Therefore, the utility model can reduce the effect of impact of geological disasters such as Rolling Stone, chip stream to bridge pier effectively, seriously is subjected under the situation that Rolling Stone bump threatens the safety that can effectively improve bridge pier at the Rolling Stone disaster regional bridge pier that takes place frequently.
A kind of typical structure of three-dimensional reinforcing bar lattice coral 40 has been shown among Fig. 2, Fig. 5 and Fig. 6, and promptly described three-dimensional reinforcing bar lattice coral 40 is connected and composed with hoop vertical waveform reinforcing bar 42 at interval by the horizontal waveform reinforcing bar 41 of longitudinal separation.
With reference to Fig. 2, described shoulder guard member 20 is fixed on the pier stud by fixed mount 13.For ease of manufacturing, transportation and installation, and the workload that reduces building-site to greatest extent, with reference to Fig. 3, described shoulder guard member 20 is made of the shoulder guard sections 21 of vertical connection.With reference to Fig. 4, vertical two ends of described shoulder guard sections 21 have hoop junction plate 22, vertically adjacent two shoulder guard sections 21 removably connect by the bolt on the hoop junction plate 22, are welded with hoop stiffener 22a at interval between hoop junction plate 22 and the shoulder guard sections 21.After suffering the Rolling Stone bump, can change easily the anti-collision unit block of well damage.
With reference to Fig. 2; the hoop two ends of described shoulder guard sections 21 have vertical junction plate 23; the adjacent two shoulder guard sections 21 of hoop removably connect by the bolt on the vertical junction plate 23; promptly the direction of being clashed into when bridge pier is uncertain; can be with shoulder guard sections 21 annular connection mutually, to realize protection to all directions bump.Be welded with the stiffener 23a of longitudinal separation between vertical junction plate 23 and the shoulder guard sections 21.
The utlity model has characteristic of strong applicability.With reference to Fig. 2, to existing bridge pier can former pier stud 10 outside, be provided with inner layer steel pipe 11 and betwixt fill concrete 12 reinforce, on inner layer steel pipe 11, weld fixed mount 13.Then can directly adopt the concrete filled steel tube pier stud to newly-built bridge pier.
Some principles of the above the utility model rolling stone collision protective structure for bridge pier that just explains through diagrams, be not be the utility model to be confined to shown in and in described concrete structure and the scope of application, so every the corresponding modify and equivalent that might be utilized all belongs to the claim that the utility model is applied for.
Claims (9)
1. rolling stone collision protective structure for bridge pier, it is characterized in that: it comprises the shoulder guard member (20) that is fixedly installed on outside the pier stud, form cushion space between this shoulder guard member (20) and the pier stud surface, be set with three-dimensional reinforcing bar grid (40) and foamed damping layer (30) in this cushion space.
2. rolling stone collision protective structure for bridge pier according to claim 1, it is characterized in that: described three-dimensional reinforcing bar grid (40) is connected and composed with hoop vertical waveform reinforcing bar (42) at interval by the horizontal waveform reinforcing bar (41) of longitudinal separation.
3. rolling stone collision protective structure for bridge pier as claimed in claim 1 is characterized in that: described shoulder guard member (20) is made of the shoulder guard sections (21) of vertical connection.
4. as rolling stone collision protective structure for bridge pier as described in the claim 3, it is characterized in that: vertical two ends of described shoulder guard sections (21) have hoop junction plate (22), and vertically adjacent two shoulder guard sections (21) removably connect by the bolt on the hoop junction plate (22).
5. as rolling stone collision protective structure for bridge pier as described in the claim 4, it is characterized in that: be welded with hoop stiffener (22a) at interval between described hoop junction plate (22) and the shoulder guard sections (21).
6. as rolling stone collision protective structure for bridge pier as described in the claim 4, it is characterized in that: the hoop two ends of described shoulder guard sections (21) have vertical junction plate (23), and the adjacent two shoulder guard sections (21) of hoop removably connect by the bolt on the vertical junction plate (23).
7. as rolling stone collision protective structure for bridge pier as described in the claim 6, it is characterized in that: the stiffener (23a) that is welded with longitudinal separation between described vertical junction plate (23) and the shoulder guard sections (21)
8. rolling stone collision protective structure for bridge pier according to claim 1, it is characterized in that: described shoulder guard member (20) is fixed on the pier stud by fixed mount (13).
9. as rolling stone collision protective structure for bridge pier as described in the claim 1 to 8 any, it is characterized in that: described pier stud be outside former pier stud (10), be provided with inner layer steel pipe (11) and betwixt fill concrete (12) form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201409747U CN201649007U (en) | 2010-03-25 | 2010-03-25 | Rolling stone impact protection structure of pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201409747U CN201649007U (en) | 2010-03-25 | 2010-03-25 | Rolling stone impact protection structure of pier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201649007U true CN201649007U (en) | 2010-11-24 |
Family
ID=43114233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201409747U Expired - Fee Related CN201649007U (en) | 2010-03-25 | 2010-03-25 | Rolling stone impact protection structure of pier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201649007U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806041A (en) * | 2010-03-25 | 2010-08-18 | 四川省交通厅公路规划勘察设计研究院 | Rolling stone collision protective structure for bridge pier |
| CN103741610A (en) * | 2014-01-03 | 2014-04-23 | 东南大学 | Rigid rolling stone collision-prevention device for bridge pier |
| CN104018448A (en) * | 2014-05-29 | 2014-09-03 | 江苏博泓新材料科技有限公司 | Truss stand-column anti-collision guard |
| CN109338873A (en) * | 2018-10-19 | 2019-02-15 | 西安理工大学 | Hard and soft lamination bridge pier Rolling Stone surge guard structure and preparation method thereof |
| CN109797688A (en) * | 2019-01-28 | 2019-05-24 | 广州大学 | A kind of highway bridge pier anticollision device, collision-prevention device |
| CN109853433A (en) * | 2019-03-04 | 2019-06-07 | 广州大学 | A kind of highway bridge pier anti-collision structure of combination non-newtonian fluid |
-
2010
- 2010-03-25 CN CN2010201409747U patent/CN201649007U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806041A (en) * | 2010-03-25 | 2010-08-18 | 四川省交通厅公路规划勘察设计研究院 | Rolling stone collision protective structure for bridge pier |
| CN101806041B (en) * | 2010-03-25 | 2012-07-04 | 四川省交通厅公路规划勘察设计研究院 | Rolling stone collision protective structure for bridge pier |
| CN103741610A (en) * | 2014-01-03 | 2014-04-23 | 东南大学 | Rigid rolling stone collision-prevention device for bridge pier |
| CN103741610B (en) * | 2014-01-03 | 2016-02-10 | 东南大学 | The anti-Rolling Stone crash device of a kind of bridge pier rigidity |
| CN104018448A (en) * | 2014-05-29 | 2014-09-03 | 江苏博泓新材料科技有限公司 | Truss stand-column anti-collision guard |
| CN109338873A (en) * | 2018-10-19 | 2019-02-15 | 西安理工大学 | Hard and soft lamination bridge pier Rolling Stone surge guard structure and preparation method thereof |
| CN109797688A (en) * | 2019-01-28 | 2019-05-24 | 广州大学 | A kind of highway bridge pier anticollision device, collision-prevention device |
| CN109797688B (en) * | 2019-01-28 | 2022-04-26 | 广州大学 | Highway pier buffer stop |
| CN109853433A (en) * | 2019-03-04 | 2019-06-07 | 广州大学 | A kind of highway bridge pier anti-collision structure of combination non-newtonian fluid |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101806041B (en) | Rolling stone collision protective structure for bridge pier | |
| CN201649007U (en) | Rolling stone impact protection structure of pier | |
| CN103981840B (en) | The anti-ship of a kind of four limbs thin-wall piers hits facility and construction method thereof | |
| CN101748694A (en) | Energy dissipation and vibration reduction rolling rock shed-tunnel structure with assembled lightweight steel structure | |
| Qian-wei et al. | Pile underpinning and removing technology of shield tunnels crossing through group pile foundations of road bridges | |
| CN213114272U (en) | Bridge head butt strap structure for water conservancy bridge | |
| CN108978583A (en) | A kind of high pile pier structure | |
| CN201473888U (en) | Elevated rail bridge | |
| CN204435196U (en) | A kind of can the bridge of damping | |
| CN203487448U (en) | Pier protection device capable of transferring impact | |
| CN214089444U (en) | Pier protection device for preventing impact of rolling stones and debris flow | |
| CN102864751A (en) | Built-in balloon type impacting preventing device based on prestressed reinforcement | |
| CN202865778U (en) | Air bag internally installed type anti-collision device | |
| CN105064271B (en) | A kind of harbour reconstruction structure and Wharf Renovation Construction method | |
| CN102518084B (en) | Junked tire speedily carry out rescue work cage combination dike | |
| CN213741721U (en) | Civil engineering antidetonation device | |
| CN101922148B (en) | Bridge and culvert type sheet-pile structure | |
| CN104109996B (en) | A kind of concrete pontoon bridge of floating harbour | |
| CN210482099U (en) | Light rockfall interception structure for high and steep slope | |
| CN203795381U (en) | Ship impact prevention facility with four thin-wall piers | |
| CN209669681U (en) | Single pylon cable stayed bridge three-dimensional subtracts vibration-isolating system | |
| CN206680947U (en) | Steel water stone separates blocking dam | |
| CN202369955U (en) | Collision-prevention device for middle pier of highway overpass bridge | |
| Kim et al. | Gyopo bridge: a double-tied arch bridge in Poseung–Pyeongtaek railroad | |
| CN108316128B (en) | A kind of novel road bridge attachment strap structure and its construction method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20110325 |