CN201678941U - Anti-collision device for independent floating type bridge pier - Google Patents
Anti-collision device for independent floating type bridge pier Download PDFInfo
- Publication number
- CN201678941U CN201678941U CN2010201453256U CN201020145325U CN201678941U CN 201678941 U CN201678941 U CN 201678941U CN 2010201453256 U CN2010201453256 U CN 2010201453256U CN 201020145325 U CN201020145325 U CN 201020145325U CN 201678941 U CN201678941 U CN 201678941U
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- Prior art keywords
- floating
- pier
- collision
- guide post
- bridge pier
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Abstract
The utility model discloses an anti-collision device for an independent floating type bridge pier, which belongs to the technical field of bridge anti-collision and is independent to the protected bridge pier. The anti-collision device is composed of a fixed pier, a floating type anti-collision main body and a supporting guide post, wherein the fixed pier arranged on the bank is fixedly connected with a river bank protection slope, the floating type anti-collision main body arranged at one side of the river center of the protected bridge pier is connected with the supporting guide post in a dynamic matching manner, and the supporting guide post is connected or fixedly connected with the fixed pier. The floating type anti-collision main body which can float up and down along with the changing of the water level is separated from the protected bridge pier, and a gap for the anti-collision device to move up and down between the highest and lowest water levels is at least arranged between the floating type anti-collision main body and the protected bridge pier. With reasonable design, simple structure, long service life and easy examination, reparation as well as maintenance, the anti-collision device can ensure no damage to a bridge and a ship due to collision.
Description
Technical field
The utility model belongs to the bridge-collision-avoidance technical field, is specifically related to a kind of anticollision device, collision-prevention device that is mainly used between massif the offshore limit non-navigation bridge pier on bridge offshore limit bridge pier on the narrow river course or the special section.
Background technology
At present, the bridge pier overwhelming majority of navigable river is not installed anticollision device, collision-prevention device, only is to adopt to avoid making bridge pier to be arranged in navigable waters as far as possible or the navigation ship is taked restriction, even prevents damaged in collision by the impact resistance that improves bridge pier self.These methods have increased extra restriction to the design of navigation ship and bridge, and collide when taking place in the restriction inefficacy, and bridge pier still has impaired danger.In the prior art; have only the bridge of fraction to be subjected to Anti-bumping protection; but in these technology, only the bridge pier in the navigable waters is carried out Anti-bumping protection, nobody considers will be to the Anti-bumping protection of the offshore limit non-navigation bridge pier on bridge offshore limit bridge pier or the special section on the narrow river course between massif.And characteristics such as this sometimes special offshore limit bridge pier or the bridge impact resistance is relatively poor, the height of water big, the depth of water make that Anti-bumping protection is difficult more and situation is complicated more.
The utility model content
Above-mentioned deficiency at prior art; the technical problems to be solved in the utility model provides a kind of floating anticollision device of pier that is independent of protected bridge pier; can carry out effective Anti-bumping protection to special offshore limit bridge pier; it is independent of bridge pier and can fluctuates along the support guide post with water level; be applicable to the different heights of water; the narrow fairway waters, the Anti-bumping protection of special-shaped and special bridge pier or bridge.
Described device comprises anchor block, the crashproof body of floating, support guide post three parts; Wherein, the anchor block and the riverbank bank protection that are arranged on the bank are connected to one, the support guide post is connected with anchor block or is fixedly connected, and an end of the crashproof body of floating and support guide post are connected with form movingly, the crashproof body of floating be arranged on protected bridge pier by the korneforos heart one side; Can be separated with crashproof body of the floating that SEA LEVEL VARIATION fluctuates and protected bridge pier, should leave at least therebetween and satisfy the gap that this device moves up and down between the highest～lowest water level.
The crashproof body of described floating is a hermetically-sealed construction, whole see and takes the shape of the letter U from overlooking direction, is made up of the float structure that buoyancy can be provided.Described anchor block is the pier of steel concrete on the bank protection of riverbank or the iron and steel fixture that connects as one with the riverbank.The crashproof body of described floating forms with the support guide post and is connected movingly, and the crashproof body of floating can relatively rotate around the support guide post, also can be with respect to the support guide axis of a cylinder to moving.
Of the present utility model reasonable in design, simple in structure, can guarantee the infringement that is not impacted of bridge and boats and ships, and be easy to maintenance and safeguard long service life.
Description of drawings
Accompanying drawing 1 is the utility model device and protected bridge pier integrated structure and user mode schematic diagram;
Accompanying drawing 2 is the utility model one embodiment list covering device plan structure schematic diagrames;
Accompanying drawing the 3, the 4th, anchor block, support guide rod structure schematic diagram in the accompanying drawing 1.
Accompanying drawing acceptance of the bid keep the score state as follows: the crashproof body of 1-floating; 2-support guide post; The 3-anchor block; 4-bank bank protection; The protected bridge pier of 5-, 6-gap, 7-float structure.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model and relevant technologies problem are described in further detail.As shown in Figure 1; it is the signal of the utility model device and protected bridge pier integrated structure and user mode; bank bank protection 4 is provided with anchor block 3; the crashproof body 2 of floating is positioned at the korneforos heart one side of protected bridge pier 5; when highest navigable stage, the crashproof body 1 of this device floating moves axially (visible accompanying drawing 1) with respect to support guide post 2 and bubbles through the water column, when drawdown; it is also floated downward with water level, promptly as setting position signal following in the accompanying drawing 1.This device moves axially with respect to support guide post 2, realizes that the flexible protection structure fluctuates with water level, and the protection bridge all exempts from the bump of boats and ships out of control under any water level.
As shown in Figure 2; overlook this device; between its floating flexible protection body 1 and the protected bridge pier 5 is fully independently to leave gap 6; they are to form one and see the structure that takes the shape of the letter U from overlooking direction by being enclosed in float structure 7 around the bridge pier; fully, can avoid continually, rigidly clash into bridge pier with bridge pier independence.The deadly defect that this point has overcome numerous " floating anticollision devices of pier ".In addition; because the influence of factors such as geometrical shapes and elastic-plastic deformation; boats and ships and anti-collision structure are interacted; can stir the fore direction; making collision back boats and ships can take away part kinetic energy continues to move; reduce boats and ships and interstructural energy exchange, thereby realized reducing ship impact force, protected the purpose of bridge to greatest extent.Shown in accompanying drawing 3,4, be anchor block, support guide rod structure schematic diagram in the accompanying drawing 1, anchor block 3 is the pier of steel concrete on the riverbank bank protection 4 or the iron and steel fixture that connects as one with the riverbank in this example; Support guide post 2 is connected with anchor block 3 or is fixedly connected.
The crashproof body 1 of described floating just illustrates in the drawings, be not to be the structure of a solid shape, in fact, existing multiple in the prior art, it can be buoyancy tank or floating drum, can also be the floatability material that is supported by skeleton, or the like, this is a mature technology of the prior art, does not do and gives unnecessary details.
State during this device busy of brief description:
1) this anticollision device, collision-prevention device (when the ship collision bridge pier does not take place) in normal operation, floating flexible protection body 1 with respect to support guide post 2 move axially (visible accompanying drawing 1) guaranteed under different water level situations this anticollision device, collision-prevention device in accordance with regulations track normally float, avoid contacting, prolonged structure application life with the direct of bridge pier surface;
2) when the crashproof body 2 of ship collision floating, boats and ships at first contact the crashproof body 1 of floating, then by bank fulcrum (anchor block 3, support guide post 2), ship impact force is delivered to riverbank or bank bank protection 4 by the crashproof body 1 of floating, thereby has played anticollision device, collision-prevention device and bridge arch ring independent design purpose; Simultaneously, in order to realize that anticollision device, collision-prevention device along with the floating of SEA LEVEL VARIATION, adds support guide post 2 on the riverbank, this support guide post 2 can play guiding, power transmission double action (also having most of power to import riverbank or bank bank protection 4 into by large volume anchor block 3).In addition; because the influence of factors such as geometrical shapes and elastic-plastic deformation; boats and ships and this anticollision device, collision-prevention device are interacted; can stir the fore direction; making collision back boats and ships can take away part kinetic energy continues to move; reduce the energy exchange of boats and ships and this device, thereby realized reducing ship impact force, protected the purpose of bridge to greatest extent.
The utility model is the crashproof body of floating 2 and the assembly of anchor block 3, support guide post 2, can make anticollision device, collision-prevention device and bridge and/or bridge pier separate, avoided contacting of device and bridge pier, can be equipped with People's Bank of China's guardrail, caution navigation sign at flexible and floating type structural collision protection body end face place, can be used as bridge-collision-avoidance facility inspection platform.Change up and down by water level, this device moves axially with respect to support guide post 2, realizes that the flexible protection structure fluctuates with water level, and the protection bridge all exempts from the bump of boats and ships out of control under any water level.
Crashproof effect is achieved in that
When collision thing (as boats and ships etc.) when hitting bridge pier, at first collide the device peripheral structure, owing to bumping against part profile reason, cause the very fast change direction of fore, portion of energy is absorbed with the form of being out of shape by ship and anticollision device, collision-prevention device, more kinetic energy will keep aboard ship, and the displacement of crashproof body, deformation and failure have also absorbed big energy, thereby reach the purpose that prevents that bridge pier is damaged.
Another aspect, the crashproof body of floating, by bank fulcrum (anchor block, support guide post), ship impact force is delivered to riverbank or bank bank protection by the crashproof body of floating, thereby anticollision device, collision-prevention device and bridge arch ring independent design purpose have been played, thereby avoided the energy exchange of boats and ships and bridge pier, reduced the damage of bridge and boats and ships to greatest extent.
Claims (4)
1. independent floating anticollision device of pier, it is characterized in that: described device comprises anchor block (3), the crashproof body of floating (1), support guide post (2) three parts; Wherein, the anchor block (3) that is arranged on the bank is connected to one with riverbank bank protection (4), support guide post (2) is connected with anchor block (3) or is fixedly connected, one end of the crashproof body of floating (1) and support guide post (2) are connected with form movingly, the crashproof body of floating (1) be arranged on protected bridge pier (5) by the korneforos heart one side; Can be separated with crashproof body of the floating that SEA LEVEL VARIATION fluctuates (1) and protected bridge pier (5), should leave the gap (6) of satisfying this device and between the highest～lowest water level, moving up and down therebetween at least.
2. independent floating anticollision device of pier according to claim 1 is characterized in that: the crashproof body of described floating (1) is a hermetically-sealed construction, whole see and takes the shape of the letter U from overlooking direction, form by the float structure that buoyancy can be provided (7).
3. independent floating anticollision device of pier according to claim 1 is characterized in that: described anchor block (3) is that riverbank bank protection (4) is gone up the pier of steel concrete or the iron and steel fixture that connects as one with the riverbank.
4. independent floating anticollision device of pier according to claim 1, it is characterized in that: the crashproof body of described floating (1) forms with support guide post (2) and is connected movingly, the crashproof body of floating (1) can relatively rotate around support guide post (2), also can move axially with respect to support guide post (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201453256U CN201678941U (en) | 2010-03-26 | 2010-03-26 | Anti-collision device for independent floating type bridge pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201453256U CN201678941U (en) | 2010-03-26 | 2010-03-26 | Anti-collision device for independent floating type bridge pier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201678941U true CN201678941U (en) | 2010-12-22 |
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ID=43343992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201453256U Expired - Lifetime CN201678941U (en) | 2010-03-26 | 2010-03-26 | Anti-collision device for independent floating type bridge pier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201678941U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102199917A (en) * | 2010-03-26 | 2011-09-28 | 肖文倩 | Anti-collision device for independent float-type bridge pier |
-
2010
- 2010-03-26 CN CN2010201453256U patent/CN201678941U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102199917A (en) * | 2010-03-26 | 2011-09-28 | 肖文倩 | Anti-collision device for independent float-type bridge pier |
| CN102199917B (en) * | 2010-03-26 | 2012-08-29 | 肖文倩 | Anti-collision device for independent float-type bridge pier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101222 Effective date of abandoning: 20120829 |