CN105841909B - The experimental rig and its test method of bridge pier collision system based on shipping anti-collision device - Google Patents
The experimental rig and its test method of bridge pier collision system based on shipping anti-collision device Download PDFInfo
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- CN105841909B CN105841909B CN201610168532.5A CN201610168532A CN105841909B CN 105841909 B CN105841909 B CN 105841909B CN 201610168532 A CN201610168532 A CN 201610168532A CN 105841909 B CN105841909 B CN 105841909B
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- collision
- pendulum
- housing
- bridge pier
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
Abstract
The invention discloses a kind of experimental rig and its test method of the bridge pier collision system based on shipping anti-collision device, including rope, fixing end, pendulum, housing, locking device, anticollision device, collision-prevention device, concrete column, pond；The pond is built with water, the concrete column is fixed vertically to be located in pond, the anticollision device, collision-prevention device side is fixedly installed against concrete column side, and housing simulation ship floats on waterborne in pond, and the housing forward end is close to the opposite side of anticollision device, collision-prevention device and leaves a small distance；The pendulum can be around fixing end fixed-axis rotation by rope；Discharged after lifting pendulum, pendulum does movement in a curve and entered from housing rear end, forms the entirety that is synchronized with the movement by locking device and housing when the pendulum is rocked to minimum point, is collided in the lump with anticollision device, collision-prevention device.The present invention provides a kind of experimental rig and its test method of the bridge pier collision system based on shipping anti-collision device, it is contemplated that the influence of water, the collision of ship and anticollision device, collision-prevention device under true simulation water environment.
Description
Technical field
, can be truly the present invention relates to a kind of pendulum impact test device of ship-anticollision device, collision-prevention device-bridge pier collision system
Simulate the collision of the ship and anticollision device, collision-prevention device under water environment.
Background technology
The accident of ship collision bridge pier frequently occurs at present, often causes the destruction of bridge pier and the damage of ship, band
Come great potential safety hazard and property loss.In order to take corresponding countermeasure, first should design experiment simulation ship hit
Hit process.The collision of ship and anticollision device, collision-prevention device or bridge pier occurs in water environment, and before in substantial amounts of impact test not
There is the influence for considering water to collision, this is undoubtedly inaccurate.In order to improve the accuracy of experiment, the experimental rig in the present invention
The influence of collision process reclaimed water has been taken into full account, the collision of housing and anticollision device, collision-prevention device is occurred among water environment, and do not have
Having makes pendulum be contacted in dropping process with water, does not evoke spray and destroys its surface wave, it is thus possible to which true simulation has water
The collision of ship and anticollision device, collision-prevention device under environment.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the present invention provides one kind and is based on shipping anti-collision device
Bridge pier collision system experimental rig and its test method, it is contemplated that the influence of water, under true simulation water environment
The collision of ship and anticollision device, collision-prevention device.
Technical scheme：To achieve the above object, the technical solution of the utility model is as follows：
The experimental rig of bridge pier collision system based on shipping anti-collision device, including rope, fixing end, pendulum, housing, locking
Device, anticollision device, collision-prevention device, concrete column, pond；Built with water, the concrete column is fixed vertically to be located in pond in the pond,
The anticollision device, collision-prevention device side is fixedly installed against concrete column side, housing simulation ship float on it is waterborne in pond, and
The opposite side retention gap that the housing forward end is close to anticollision device, collision-prevention device is set；The pendulum can be turned by rope around fixing end dead axle
It is dynamic；Discharged after lifting pendulum, pendulum does movement in a curve and entered from housing rear end, and the pendulum passes through locking when being rocked to minimum point
Device forms the entirety that is synchronized with the movement with housing, is collided in the lump with anticollision device, collision-prevention device.
Further, the housing stage casing is hull model, and two sides are equipped with locking device inside the hull model；Institute
Stating the front end of housing includes upper diaphragm plate, lower diaphragm plate, front apron and overhead gage, the front apron one side respectively with upper tabula
Plate is vertically fixedly connected with lower diaphragm plate, fixed to keep above being parallel to each other between diaphragm plate and lower diaphragm plate, the front apron
Opposite side is fixedly connected by overhead gage with the housing stage casing；The housing tail end sets the pendulum lead-in groove tilted.
Further, the top of the pendulum is provided with suspension ring, and the rope connects pendulum by suspension ring；The two of the pendulum
Side opens up perforate respectively, and the pendulum, which is rocked to minimum point, just makes the locking device be caught in it.
Further, the locking device includes dead bolt and pulling handle, and the dead bolt can be caught in the two sides point of pendulum
In the perforate not opened up, the pulling handle can be used for retracting dead bolt.
Further, the pendulum importing groove bottom end is higher than the water surface, avoids water and enters enclosure interior.
The test method of the experimental rig of bridge pier collision system based on shipping anti-collision device, pendulum impact test include two
Secondary collision：For the first time, the collision between pendulum and housing is collided, under the locking effect of locking device, pendulum and housing shape
Into the entirety being synchronized with the movement；Second, on the basis of first time collision, the pendulum is synchronized with the movement whole with housing formation
Collision between body and anticollision device, collision-prevention device.It is specific as follows：First, by pendulum along the circular arc line lifting device using fixing end as the center of circle
It is promoted to certain altitude；Secondly, pendulum is discharged, pendulum does movement in a curve, the part gravitional force of pendulum is converted into pendulum
Kinetic energy, among entering housing along pendulum lead-in groove, and when it swings to minimum point, touch the front apron of pendulum and housing
Hit, the momentum of pendulum is passed into housing；3rd, pendulum and front apron collide when, make the lock of locking device just
Among the both sides perforate of tongue insertion pendulum, under the constraint of the common horizontal of locking device and front apron, and overhead gage and housing
Lower plate provide vertical constraint under, pendulum is integrated with housing, synchronization moved to anticollision device, collision-prevention device direction；4th, it is provided with
The front end of the housing of certain speed hits anticollision device, collision-prevention device, completes experiment；5th, the pulling handle in locking device is pulled, makes lock
Tongue is withdrawn in locking device, and the horizontal direction for cancelling housing and pendulum is constrained, while pendulum is hauled out from housing, you can carries out weight
Retrial is tested.
Further, anticollision device, collision-prevention device is disassembled from concrete column, you can the ship under true simulation water environment
Directly with the collision of bridge pier.
Beneficial effect：1st, by changing the release altitude of pendulum, moving during housing shock anticollision device, collision-prevention device can accurately be controlled
Amount；
2nd, pendulum and housing can be avoided to evoke spray before colliding, ship and anticollision device, collision-prevention device under true simulation water environment
Collision；
If the 3rd, anticollision device, collision-prevention device is disassembled from concrete column, you can ship and bridge pier under true simulation water environment
Collision.
Brief description of the drawings
Fig. 1 is the three-dimensional axonometric drawing of experimental rig of the present invention.
Fig. 2 is the top view of experimental rig of the present invention.
Fig. 3 is the front view of experimental rig of the present invention.
Fig. 4 is the three-dimensional axonometric drawing of pendulum of the present invention.
Fig. 5 is the three-dimensional axonometric drawing of housing of the present invention.
Fig. 6 is the top view of locking device of the present invention.
Fig. 7 is the three-dimensional axonometric drawing of locking device of the present invention.
Fig. 8 is the three-dimensional axonometric drawing in pond of the present invention.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
Such as accompanying drawing 1,2,3 and 8, the experimental rig of the bridge pier collision system based on shipping anti-collision device, including rope 1, fixation
End 2, pendulum 3, housing 4, locking device 5, anticollision device, collision-prevention device 6, concrete column 7, pond 8；The pond 8 is described mixed built with water 9
Solidifying earth pillar 7 is fixed vertically to be located in pond 8, and the side of anticollision device, collision-prevention device 6 is fixedly installed against the side of concrete column 7, the shell
Body 4 is simulated ship and floated on the water 9 in pond 8, and the front end of the housing 4 is close to the opposite side of anticollision device, collision-prevention device 6 to remain with one small
The gap of segment distance；The pendulum 3 can be around the fixed-axis rotation of fixing end 2 by rope 1；Discharged after lifting pendulum 3, pendulum 3 does camber line
Motion from the rear end of housing 4 enter, when the pendulum 3 is rocked to minimum point by locking device 5 and housing 4 formation be synchronized with the movement it is whole
Body, collided in the lump with anticollision device, collision-prevention device 6.
Such as accompanying drawing 5, the stage casing of housing 4 is hull model 4-6, and the hull model 4-6 inside two sides are equipped with locking
Device 5；The front end of the housing 4 includes upper diaphragm plate 4-1, lower diaphragm plate 4-2, front apron 4-3 and overhead gage 4-4, before described
Baffle plate 4-3 one sides respectively with upper diaphragm plate 4-1 and lower diaphragm plate 4-2 is vertical is fixedly connected, it is fixed keep upper diaphragm plate 4-1 with
It is parallel to each other between lower diaphragm plate 4-2, the opposite side of the front apron 4-3 is fixed by overhead gage 4-4 and the stage casing of housing 4
Connection；The tail end of housing 4 sets the pendulum lead-in groove 4-5 tilted, and the pendulum lead-in groove 4-5 bottom surfaces end is higher than the water surface.
Such as accompanying drawing 4, the top of the pendulum 3 is provided with suspension ring 3-1, and the rope 1 passes through suspension ring 3-1 connections pendulum 3；It is described
The two sides of pendulum 3 open up perforate 3-2 respectively, and the pendulum 3, which is rocked to minimum point, just makes the locking device 5 be caught in it
It is interior.
Such as accompanying drawing 6 and 7, the locking device 5, which includes dead bolt 5-1 and pulling handle 5-2, the dead bolt 5-1, can be caught in pendulum
In the perforate 3-2 that the two sides of hammer 3 open up respectively, the pulling handle 5-2 can be used for retracting dead bolt 5-1.
The test method of the experimental rig of bridge pier collision system based on shipping anti-collision device：Pendulum impact test includes two
Secondary collision：For the first time, the collision between pendulum 3 and housing 4 is collided, under the locking effect of locking device 5, pendulum 3 and shell
Body 4 forms the entirety being synchronized with the movement；Second, on the basis of first time collision, the pendulum 3 forms synchronous with housing 4
Collision between the entirety and anticollision device, collision-prevention device 6 of motion.Anticollision device, collision-prevention device 6 is disassembled from concrete column 7, you can truly mould
Intend collision of the ship under water environment directly with bridge pier.
The present invention specific experiment application method be：First, pendulum 3 is used along with fixing end 2 for the circular arc line in the center of circle
Lifting device is promoted to certain altitude.Secondly, pendulum 3 is discharged, pendulum 3 does movement in a curve, turns the part gravitional force of pendulum 3
The kinetic energy of pendulum 3 is turned to, among entering housing 4 along pendulum lead-in groove 4-5, and when it swings to minimum point, makes pendulum 3 and shell
The front apron 4-3 of body 4 is collided, and the momentum of pendulum 3 is passed into housing 4.3rd, pendulum 3 and front apron 4-3 occur
During collision, the dead bolt 5-1 of locking device 5 is set to insert among the both sides perforate 3-2 of pendulum 3 just, in locking device 5 and front apron
Under 4-3 common horizontal constraint, and under the vertical constraint of the lower plate of overhead gage 4-4 and housing 4 offer, pendulum 3 closes with housing 4
It is integrated, it is synchronous to be moved to the direction of anticollision device, collision-prevention device 6.4th, the front end for being provided with the housing 4 of certain speed hits anticollision device, collision-prevention device 6,
Complete experiment.5th, the pulling handle 5-2 in locking device 5 is pulled, dead bolt 5-1 is withdrawn in locking device 5, cancels housing 4
Constrained with the horizontal direction of pendulum 3, while pendulum 3 is hauled out from housing 4, you can carry out repeating experiment.
Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (7)
1. the experimental rig of the bridge pier collision system based on shipping anti-collision device, it is characterised in that：Including rope (1), fixing end
(2), pendulum (3), housing (4), locking device (5), anticollision device, collision-prevention device (6), concrete column (7), pond (8)；In the pond (8)
Equipped with water (9), the concrete column (7) is fixed vertically to be located in pond (8), and anticollision device, collision-prevention device (6) side abuts concrete
Post (7) side is fixedly installed, and housing (4) the simulation ship is floated on the water (9) in pond (8), and the housing (4) front end
The opposite side retention gap for being close to anticollision device, collision-prevention device (6) is set；The pendulum (3) can be around fixing end (2) dead axle turn by restricting (1)
It is dynamic；Lifting pendulum (3) discharges afterwards, and pendulum (3) does movement in a curve and entered from housing (4) rear end, and the pendulum (3) is rocked to minimum
The entirety that is synchronized with the movement is formed by locking device (5) and housing (4) during point, collided in the lump with anticollision device, collision-prevention device (6).
2. the experimental rig of the bridge pier collision system based on shipping anti-collision device according to claim 1, it is characterised in that：Institute
It is hull model (4-6) to state housing (4) stage casing, and the internal two sides of the hull model (4-6) are equipped with locking device (5)；It is described
The front end of housing (4) includes upper diaphragm plate (4-1), lower diaphragm plate (4-2), front apron (4-3) and overhead gage (4-4), before described
Baffle plate (4-3) one side is fixed to keep upper tabula respectively with upper diaphragm plate (4-1) and lower diaphragm plate (4-2) is vertical is fixedly connected
It is parallel to each other between plate (4-1) and lower diaphragm plate (4-2), the opposite side of the front apron (4-3) passes through overhead gage (4-4) and institute
Housing (4) stage casing is stated to be fixedly connected；Housing (4) tail end sets the pendulum lead-in groove (4-5) tilted.
3. the experimental rig of the bridge pier collision system based on shipping anti-collision device according to claim 2, it is characterised in that：Institute
The top for stating pendulum (3) is provided with suspension ring (3-1), and the rope (1) connects pendulum (3) by suspension ring (3-1)；The pendulum (3)
Two sides open up perforate (3-2) respectively, the pendulum (3), which is rocked to minimum point, just makes the locking device (5) be caught in it
It is interior.
4. the experimental rig of the bridge pier collision system based on shipping anti-collision device, its feature exist according to Claims 2 or 3
In：The locking device (5) includes dead bolt (5-1) and pulling handle (5-2), and the dead bolt (5-1) can be caught in the two of pendulum (3)
In the perforate (3-2) that side opens up respectively, the pulling handle (5-2) can be used for retracting dead bolt (5-1).
5. the experimental rig of the bridge pier collision system based on shipping anti-collision device according to claim 2, it is characterised in that：Institute
State pendulum lead-in groove (4-5) bottom surface end and be higher than the water surface.
6. the test method of the experimental rig of the bridge pier collision system based on shipping anti-collision device, it is characterised in that Charpy impact
Experiment includes colliding twice：For the first time, the collision between pendulum (3) and housing (4), the locking in locking device (5) are collided
Under effect, pendulum (3) and housing (4) form the entirety being synchronized with the movement；It is second, described on the basis of first time collision
The collision that pendulum (3) and housing (4) are formed between the entirety being synchronized with the movement and anticollision device, collision-prevention device (6)；It is specific as follows：
First, pendulum (3) is promoted to certain altitude for the circular arc line in the center of circle along with fixing end (2) with lifting device；Secondly, release
Pendulum (3) is put, pendulum (3) does movement in a curve, the part gravitional force of pendulum (3) is converted into the kinetic energy of pendulum (3), along pendulum
Lead-in groove (4-5) enters among housing (4), and when it swings to minimum point, makes the front apron (4- of pendulum (3) and housing (4)
3) collide, the momentum of pendulum (3) is passed into housing (4)；3rd, collided in pendulum (3) and front apron (4-3)
When, the dead bolt (5-1) of locking device (5) is inserted among the both sides perforate (3-2) of pendulum (3) just, in locking device (5) and
Under the common horizontal constraint of front apron (4-3), and overhead gage (4-4) is with the vertical constraint of the lower plate offer of housing (4), putting
Hammer (3) is integrated with housing (4), synchronous to be moved to anticollision device, collision-prevention device (6) direction；4th, it is provided with the housing (4) of certain speed
Front end hit anticollision device, collision-prevention device (6), complete experiment；5th, the pulling handle (5-2) in locking device (5) is pulled, makes dead bolt
(5-1) is withdrawn in locking device (5), and the horizontal direction for cancelling housing (4) and pendulum (3) constrains, while is hauled out from housing (4)
Pendulum (3), you can carry out repeating experiment.
7. the test method of the experimental rig of the bridge pier collision system based on shipping anti-collision device according to claim 6, its
It is characterised by：Anticollision device, collision-prevention device (6) is disassembled from concrete column (7), you can the ship under true simulation water environment is straight
Connect the collision with bridge pier.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610168532.5A CN105841909B (en) | 2016-03-23 | 2016-03-23 | The experimental rig and its test method of bridge pier collision system based on shipping anti-collision device |
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| CN201610168532.5A CN105841909B (en) | 2016-03-23 | 2016-03-23 | The experimental rig and its test method of bridge pier collision system based on shipping anti-collision device |
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| CN105841909A CN105841909A (en) | 2016-08-10 |
| CN105841909B true CN105841909B (en) | 2018-04-03 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219053B (en) * | 2017-07-19 | 2023-04-28 | 湖南大学 | Test device for simulating bridge collision |
| CN109211518B (en) * | 2018-09-12 | 2019-12-10 | 中山大学 | Underwater ejection device with controllable impulse |
| CN109799054A (en) * | 2019-01-02 | 2019-05-24 | 浙江大学 | Ship collision centrifuge modelling device and method |
| CN110243703B (en) * | 2019-07-03 | 2021-08-27 | 西南交通大学 | High-energy-level multi-attack-angle pendulum impact test bed of shed tunnel structure and experimental method thereof |
| CN111458097B (en) * | 2020-04-27 | 2021-09-07 | 中国船舶科学研究中心 | Underwater structure collision test device |
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| CN102323035A (en) * | 2011-06-01 | 2012-01-18 | 哈尔滨工程大学 | Local cabin section model for ship impact resistance test |
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| US8978443B2 (en) * | 2010-09-02 | 2015-03-17 | Landis+Gyr Inc. | Shock detection in a utility meter having reporting capability |
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| US8978443B2 (en) * | 2010-09-02 | 2015-03-17 | Landis+Gyr Inc. | Shock detection in a utility meter having reporting capability |
| CN202126348U (en) * | 2011-05-24 | 2012-01-25 | 山东兴华建设集团有限公司 | Equipment for testing ponding water load resistance of crank arm awning for building |
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