CN103966961A - Anti-collision energy-dissipation concrete anchor for bridge - Google Patents
Anti-collision energy-dissipation concrete anchor for bridge Download PDFInfo
- Publication number
- CN103966961A CN103966961A CN201310027626.7A CN201310027626A CN103966961A CN 103966961 A CN103966961 A CN 103966961A CN 201310027626 A CN201310027626 A CN 201310027626A CN 103966961 A CN103966961 A CN 103966961A
- Authority
- CN
- China
- Prior art keywords
- anchorage
- anchor
- block body
- bridge
- collision
- 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.)
- Granted
Links
Landscapes
- Bridges Or Land Bridges (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses an anti-collision energy-dissipation concrete anchor for a bridge, which comprises a plurality of concrete anchor blocks and anchor chains, wherein the concrete anchor blocks are serially connected end to end through the anchor chains; each concrete anchor block comprises a concrete anchor block body and an anchor rod, the concrete anchor block body is shaped like a frustum, the anchor rod penetrates the concrete anchor block body, the center line of the anchor rod is consistent with that of the concrete anchor block body, and the end parts of the anchor rod are both exposed out of the concrete anchor block body; the two ends of each anchor chain is connected with end parts of the anchor rods of the concrete anchor blocks before and behind the anchor chain respectively. The anti-collision energy-dissipation concrete anchor for the bridge is simple in structure, easy to manufacture and low in cost, serves an interception system, enlarges the bridge protection scope of the interception system, and has a good energy-dissipation effect; compared with rigid anti-collision, flexible anti-collision dissipates energy slowly and variably, thereby not only protecting bridge piers, but also facilitating protection of ships which are temporarily out of control.
Description
Technical field
The present invention relates to bridge-collision-avoidance technical field, relate in particular to a kind of bridge-collision-avoidance energy dissipating anchorage.
Background technology
In bridge-collision-avoidance design in the past, without this crashproof form of interception system, less to bridge protection domain, in order to expand bridge protection domain, produce this Novel crashproof system of interception.Buoyancy aid generally all needs to be tied up in water by firm earth anchor, complete just consideration dismounting after its operating period, the mooring system of employing is more stable, but to bridge interception system, wish its energy stable position when without crash, in the time having crash, can play energy dissipating effect.If Impact energy completely by form interception system location anchor chain and interception anchor chain tension force consume (rigidity is crashproof), anchor chain type selecting can be very large, corresponding ancillary facility is also very large, causes cost higher, also makes troubles to construction.Therefore in the time that ship hits, wish that the mooring system of interception system drags of anchor, can make to be hit buoyancy aid and produce suitable displacement, to reach the object of energy dissipating gradually.
There is anchor conventional location with anchor.Anchor is being weighed anchor in the situation of angle, anchor holding power loss is larger, while being embedded in soil, there is no enough weigh anchor angle and uplift force, be difficult to be unearthed, and for anticollision energy eliminating, wish that anchor is in the time being buried by silt, can, under impact effect, easily be unearthed, and after being unearthed, can under frictional force effect, continue energy dissipating, therefore anchor cannot meet the demand of crashproof interception system.
Summary of the invention
Based on this, for above-mentioned technical problem, provide a kind of bridge-collision-avoidance energy dissipating anchorage.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of bridge-collision-avoidance energy dissipating anchorage, comprise multiple anchorage pieces and anchor chain, described multiple anchorage piece is by the series connection of described anchor chain head and the tail, described anchorage piece comprises anchorage block body and anchor pole, described anchorage block body is prism-frustum-shaped, and described anchor pole is arranged in described anchorage block body, and the center line of described anchor pole and described anchorage block body coincides, its end is all exposed to outside described anchorage block body, the two ends of each anchor chain respectively with its before and after anchorage piece on anchor pole end be connected.
In described anchorage block body, be provided with cage of reinforcement, described anchor pole and described cage of reinforcement are fixed.
The two ends of described anchor chain are fixed with shackle indirectly by a change respectively, and described anchor chain is connected with the end of anchorage piece anchor pole by shackle.
Described anchorage block body is quadrangular frustum pyramid shaped.
The rib of described anchorage block body and base are 77 ° of angles.
Described anchorage block body is 5 tons of weights.
Described anchorage block body is concrete block.
The two ends detail portion of described anchor pole is thick.
Described anchor pole adopts anchor chain steel to make.
The present invention is simple in structure, be easy to make, cost is low, and anchorage is served interception system, has expanded interception system to the protected scope of bridge; effect of energy dissipation is good, compares flexible protection with rigidity is crashproof; gradual energy dissipating, had both protected bridge pier, was also conducive to protect interim boats and ships out of control.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the present invention is elaborated:
Fig. 1 is structural representation of the present invention.
Fig. 2 is anchorage block structure schematic diagram of the present invention.
Fig. 3 is the structural representation of anchorage block body of the present invention.
Detailed description of the invention
As shown in Figure 1, a kind of bridge-collision-avoidance energy dissipating anchorage, comprises multiple anchorage pieces 1100 and anchor chain 1200, and multiple anchorage pieces 1100 are by anchor chain 1200 head and the tail series connection.
When use, the setting of all droping to the ground of anchorage piece 1100 that can multiple little quality, and be buried in the earth, anchorage piece 1100 is being embedded in Tu Zhongqian, its " anchor holding power " is frictional force, after being embedded in soil, its " anchor holding power " is soil pressure and frictional force sum, can be stable during without shock be positioned in soil, total " anchor holding power " that the anchorage piece 1100 of series connection produces, can balance clash into previous environmental load, maintain the balance of intercepting system, single anchorage piece 1100 is in the time clashing into, by tractive is unearthed one by one, then dragged by entirety, anchorage piece 1100 is unearthed one by one and trailing process is the process of energy dissipating, can play the effect of flexible protection.
Anchorage piece 1100 comprises anchorage block body 1110 and anchor pole 1120.
Particularly, as Fig. 2 and as shown in Figure 3, anchorage block body 1110 is prism-frustum-shaped, and its end face is little, bottom surface is large, approaches taper, and in the time that buoyancy aid is subject to clashing into, anchorage block body 1110 can be unearthed smoothly.
Herein, anchorage block body 1110 is designed to the truncated rectangular pyramids (5 tons belong to little quality in this area) of 5 tons of weights, and its rib and base are 77 ° of angles, and its end face is the square of 0.6 meter of the length of side, and bottom surface is the square of 1.5 meters of the length of sides, and height is 2 meters.
Certainly, anchorage block body 1110 can be also many prism-frustum-shapeds such as Rhizoma Sparganii platform, five terrace with edges or six terrace with edges.
Anchorage block body 1110 can be concrete block, in order to prevent anchor pole 1120 slippages, in anchorage block body 1110, is provided with cage of reinforcement, and anchor pole 1120 is fixed with cage of reinforcement.
As Fig. 2 and as shown in Figure 3, anchor pole 1120 two ends detail portions are thick, it is arranged in anchorage block body 1110, and anchor pole 1120 coincides with the center line of anchorage block body 1110, middle part is positioned at anchorage block body 1110, both ends are all exposed to outside anchorage block body 1110, and the head end of anchor pole 1120 is exposed to outside the end face of anchorage block body 1110, and tail end is exposed to outside the bottom surface of anchorage block body 1110.
Wherein, anchor pole 1120 can ensure that the anchorage block body 1110 of one or more anchorage pieces 1100 damages rear other anchorage pieces 1100 and connects all the time, and anchor pole 1120 can adopt anchor chain steel to make, and its intensity is at least suitable with connected anchor chain.
As shown in Figure 1, the head end of the anchor pole 1120 on first anchorage piece is connected for the buoyancy aid of using with bridge-collision-avoidance energy dissipating.
As shown in Figure 1, the two ends of each anchor chain 1200 respectively with its before and after anchorage piece 1100 on anchor pole 1200 ends be connected.
Particularly, the two ends of anchor chain 1200 are fixed with shackle 1220 indirectly by change 1210, and anchor chain 1200 is connected with the end of the anchor pole 1120 of anchorage piece 1100 by shackle 1220.
As shown in Figure 1, change 1210 is arranged between two enlarged links 1230, and revolving cup 1210 is indirectly connected with shackle 1220 through an enlarged link 1230 and a common link 1240.
In addition, the head end of the anchor pole 1120 on first anchorage piece also can pass through the as above anchor chain 1200 of structure and be connected with buoyancy aid, be that in multiple little quality anchorage pieces 1100, the head end of the anchor pole 1120 of first anchorage piece 1100 is connected with buoyancy aid by shackle 1220, change 1210, enlarged link 1230 and common link 1240.
The arranging of change 1210 can prevent that anchor chain 1200 from producing kink, meanwhile, the setting party of shackle 1220 connection and the fractionation of multiple anchorage pieces 1100.
But, those of ordinary skill in the art will be appreciated that, above embodiment is only for the present invention is described, and be not used as limitation of the invention, as long as within the scope of connotation of the present invention, variation, modification to the above embodiment all will drop within the scope of claims of the present invention.
Claims (9)
1. a bridge-collision-avoidance energy dissipating anchorage, it is characterized in that, comprise multiple anchorage pieces and anchor chain, described multiple anchorage piece is by the series connection of described anchor chain head and the tail, described anchorage piece comprises anchorage block body and anchor pole, described anchorage block body is prism-frustum-shaped, described anchor pole is arranged in described anchorage block body, and the center line of described anchor pole and described anchorage block body coincides, its end is all exposed to outside described anchorage block body, the two ends of each anchor chain respectively with its before and after anchorage piece on anchor pole end be connected.
2. a kind of bridge-collision-avoidance energy dissipating anchorage according to claim 1, is characterized in that, in described anchorage block body, be provided with cage of reinforcement, described anchor pole and described cage of reinforcement are fixed.
3. a kind of bridge-collision-avoidance energy dissipating anchorage according to claim 1 and 2, is characterized in that, the two ends of described anchor chain are fixed with shackle indirectly by a change respectively, and described anchor chain is connected with the end of anchorage piece anchor pole by shackle.
4. a kind of bridge-collision-avoidance energy dissipating anchorage according to claim 3, is characterized in that, described anchorage block body is quadrangular frustum pyramid shaped.
5. a kind of bridge-collision-avoidance energy dissipating anchorage according to claim 4, is characterized in that, the rib of described anchorage block body and base are 77 ° of angles.
6. a kind of bridge-collision-avoidance energy dissipating anchorage according to claim 5, is characterized in that, described anchorage block body is 5 tons of weights.
7. a kind of bridge-collision-avoidance energy dissipating anchorage according to claim 6, is characterized in that, described anchorage block body is concrete block.
8. a kind of bridge-collision-avoidance energy dissipating anchorage according to claim 6, is characterized in that, the two ends detail portion of described anchor pole is thick.
9. a kind of bridge-collision-avoidance energy dissipating anchorage according to claim 8, is characterized in that, described anchor pole adopts anchor chain steel to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310027626.7A CN103966961B (en) | 2013-01-24 | 2013-01-24 | Bridge-collision-avoidance energy dissipating anchor heavy stone used as an anchor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310027626.7A CN103966961B (en) | 2013-01-24 | 2013-01-24 | Bridge-collision-avoidance energy dissipating anchor heavy stone used as an anchor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103966961A true CN103966961A (en) | 2014-08-06 |
| CN103966961B CN103966961B (en) | 2016-06-08 |
Family
ID=51236930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310027626.7A Active CN103966961B (en) | 2013-01-24 | 2013-01-24 | Bridge-collision-avoidance energy dissipating anchor heavy stone used as an anchor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103966961B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109235367A (en) * | 2018-08-27 | 2019-01-18 | 浙江交工集团股份有限公司 | Fixed point mooring multistage drags of anchor energy dissipation type ship-intercepting facility |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0042645A2 (en) * | 1980-06-24 | 1981-12-30 | STAAT DER NEDERLANDEN te dezen vertegenwoordigd door de Directeur-Generaal van de Rijkswaterstaat | Obstacle protection arrangement |
| US20040191001A1 (en) * | 2003-03-26 | 2004-09-30 | Kevin Riddiough | Anchor block construction for an escape line |
| CN2900350Y (en) * | 2006-05-10 | 2007-05-16 | 中国海洋石油总公司 | Combined tieing cable for float on sea |
| NZ547307A (en) * | 2003-12-09 | 2009-10-30 | Exodyne Technologies Inc | Energy attenuating safety system |
| CN202098535U (en) * | 2011-04-11 | 2012-01-04 | 浙江国际海运职业技术学院 | Mooring device of yacht |
-
2013
- 2013-01-24 CN CN201310027626.7A patent/CN103966961B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0042645A2 (en) * | 1980-06-24 | 1981-12-30 | STAAT DER NEDERLANDEN te dezen vertegenwoordigd door de Directeur-Generaal van de Rijkswaterstaat | Obstacle protection arrangement |
| US20040191001A1 (en) * | 2003-03-26 | 2004-09-30 | Kevin Riddiough | Anchor block construction for an escape line |
| NZ547307A (en) * | 2003-12-09 | 2009-10-30 | Exodyne Technologies Inc | Energy attenuating safety system |
| CN2900350Y (en) * | 2006-05-10 | 2007-05-16 | 中国海洋石油总公司 | Combined tieing cable for float on sea |
| CN202098535U (en) * | 2011-04-11 | 2012-01-04 | 浙江国际海运职业技术学院 | Mooring device of yacht |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109235367A (en) * | 2018-08-27 | 2019-01-18 | 浙江交工集团股份有限公司 | Fixed point mooring multistage drags of anchor energy dissipation type ship-intercepting facility |
| CN109235367B (en) * | 2018-08-27 | 2023-10-20 | 浙江交工集团股份有限公司 | Fixed point mooring multi-stage anchor walking energy dissipation type ship interception facility |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103966961B (en) | 2016-06-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2895522Y (en) | Anti-collision inteception facility | |
| CN106677120A (en) | Floating breakwater eliminating medium-and-long-period waves | |
| KR101002006B1 (en) | Tetrapod served as artificial fishing reef reinforced end for preventing destruction | |
| US20090080981A1 (en) | Wave attenuation system | |
| JP2012131332A (en) | Mooring system of small vessel corresponding to tsunami | |
| CN104314051B (en) | A kind of mooring cushions anti-ship and hits system | |
| CN103147425A (en) | Overhead dragging and energy dissipating type ship arresting system supported by floating foundation | |
| CN206365354U (en) | A kind of single piling bar and single clump assembly type net cage anchor foundation | |
| CN106719218B (en) | Single-point anchoring type circular deepwater net cage | |
| CN102383399A (en) | Elevated dragging energy eliminating type ship blocking system | |
| CN214939859U (en) | Novel material floating foundation is stepped to walk anchor energy dissipation boats and ships interception facility | |
| CN107119634B (en) | A kind of marine anticollision device, collision-prevention device of FRP and steel plate combination | |
| CN203977370U (en) | The overhead ship's repairs & maintenance facilities that blocks of the automatic falling type floating foundation of energy dissipating gravity anchor | |
| KR101346495B1 (en) | Floating breakwater absorbing shock wave | |
| CN103966961A (en) | Anti-collision energy-dissipation concrete anchor for bridge | |
| CN2900621Y (en) | Bamboo raft for clearing tide | |
| CN205409135U (en) | Pin -connected panel cement pier anchor system for fixed cage | |
| CN204000763U (en) | Old tire and concrete block combined type wash away protector | |
| KR20150024075A (en) | Connection unit for controlling separation distance and flexility of floating type structure or caisson, and connecting method by using the same | |
| CN203878535U (en) | Bridge anti-collision device | |
| CN206713803U (en) | A kind of single-point anchoring type circular deep water net cage | |
| CN209873724U (en) | Cone type offshore wind turbine foundation remote point anti-collision system | |
| CN106677121B (en) | Protect the movable permeable spur structure and construction method of Coastal erosion | |
| CN204163053U (en) | A kind of mooring cushions anti-ship and hits system | |
| CN101487228A (en) | Floating bank apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |