Background technology
In some large-scale bridge constructions, for example Wuhan Yangtze River Bridge, Nanjing Yangtze River Bridge or the like, bridge pier are to guarantee it can to erect the main part of bridge main body.Bridge main body (part that promptly is used for the road transport form) is set up in more than the water surface through bridge pier, and is connected with land, is used for going of road transport.Below the bridge main body, and the waters between two adjacent bridge piers then is used for the current of boats and ships.Owing to when boats and ships sail on the water, promptly receive the effect of wind-force, also receive the effect of current, be very easy to cause departing from of ship running navigation channel, therefore, the accident that boats and ships and bridge pier bump against takes place easily.
Happen occasionally (wherein be no lack of bridge and ruin the serious case that the people dies) along with boats and ships in recent years hit the bridge accident, therefore how to protect bridge (mainly being the crashproof of bridge pier) more and more to cause people's attention.Traditional bridge pier guard method is: around bridge pier, spud pile or man-made island are set, thereby avoid boats and ships directly bridge pier to be clashed into.Comparatively advanced bridge pier guard method is that example is with the Guangdong Zhanjiang Bay Bridge: use the flexible protection device.
Along with scientific progress and development, the scientific worker constantly proposes new crashproof scheme.A kind of like this design has been proposed in a kind of crashproof scheme wherein: a kind of floating circular uniform section anticollision device of pier is provided; This anticollision device, collision-prevention device is made up of seal hatch, lattice supporting framework, buffering energy-absorbing damping element, roll wheel assembly; The buffering energy-absorbing element is installed in the inboard that device contacts with bridge pier; Anticollision device, collision-prevention device is bubbled through the water column and can be rotated, and when ship collision, utilizes and self rotates and buffering power-absorbing protection boats and ships and bridge pier.In technique scheme, anticollision device, collision-prevention device is circular, though can realize ship collision through its structure design the time, can impact cushion, reduces the damage that boats and ships cause bridge pier.But the boats and ships bow has an angle usually, and is not vertical with the water surface, some large ships especially, and its forward adopts wedge structure more.Therefore when the ship collision bridge pier, boats and ships contact for local with anticollision device, collision-prevention device, and stress is comparatively concentrated, causes boats and ships and anticollision device, collision-prevention device heavy damage easily.
In sum, the problem that boats and ships that cause easily because stress is concentrated when how to solve boats and ships and anticollision device, collision-prevention device impinges and anticollision device, collision-prevention device destroy becomes those skilled in the art's problem demanding prompt solution.
The utility model content
The technical problem that the utility model will solve is hit assembly for a kind of anti-ship is provided; Should hit assembly through its structure design by anti-ship, the purpose that boats and ships that cause easily because stress is concentrated in the time of can realizing solving boats and ships and anticollision device, collision-prevention device impinges and anticollision device, collision-prevention device destroy problem.
For solving the problems of the technologies described above, the utility model provides a kind of anti-ship to hit assembly, is used to be installed on bridge pier or fender pile, comprises anti-collision body, and said anti-collision body is a pyramidal structure, and the miner diameter end of said anti-collision body is higher than its bigger diameter end.
Preferably, the lateral surface of said anti-collision body is provided with flexible fender portion.
Preferably, said fender portion is a rubber fender portion, and said fender portion is arranged on the said anti-collision body.
Preferably, has sealed chamber on the said anti-collision body.
Preferably, be provided with the support disc in the said sealed chamber, said support disc and said crashproof body form and are no less than two sealed chamber unit, and whole said sealed chamber units form said sealed chamber.
Preferably, the utility model also comprises roll wheel assembly, and said anti-collision body is arranged on said bridge pier or the said fender pile through roll wheel assembly rotationally.
The utility model provides a kind of anti-ship to hit assembly, is used to be installed on bridge pier or fender pile, is used for bridge pier or fender pile are carried out collision buffering, thereby reduces boats and ships when bump bridge pier or fender pile unexpected takes place, and reduces its destruction to pontic.Anti-ship hits assembly and comprises anti-collision body, and anti-collision body is a pyramidal structure, and the miner diameter end of anti-collision body is higher than its bigger diameter end.In the said structure design, anti-collision body is a pyramidal structure, and its contact surface that is used for contacting with hull is obliquely installed.So be provided with, can improve the area that contact surface and fore bottom surface are in contact with one another.Because the increase of contact area makes the buffering acting area of anti-collision body increase, and has reduced the percussion of boats and ships to bridge pier or fender pile, has improved the protective value of the utility model.Thereby the purpose that boats and ships that caused easily because stress is concentrated when having realized solving boats and ships and anticollision device, collision-prevention device impinges and anticollision device, collision-prevention device destroy problem.
The specific embodiment
The core of the utility model is hit assembly for a kind of anti-ship is provided; Should hit the anti-collision body that assembly comprises pyramidal structure by anti-ship; Through its structure design, the purpose that boats and ships that cause easily because stress is concentrated in the time of can realizing solving boats and ships and anticollision device, collision-prevention device impinges and anticollision device, collision-prevention device destroy problem.
In order to make those skilled in the art understand the technical scheme of the utility model better, the utility model is done further to specify below in conjunction with accompanying drawing and specific embodiment.
Please refer to Fig. 1 and Fig. 2, wherein, Fig. 1 hits the structural representation of assembly and fore part for anti-ship among a kind of embodiment of the utility model; Fig. 2 hits the plan structure sketch map of assembly for anti-ship among a kind of embodiment of the utility model.
The utility model provides a kind of anti-ship to hit assembly, is used to be installed on bridge pier 1 or fender pile, is used for bridge pier 1 or fender pile are carried out collision buffering, thereby reduces boats and ships when bump bridge pier 1 or fender pile unexpected takes place, and reduces its destruction to pontic.Anti-ship hits assembly and comprises anti-collision body 2; The purpose that anti-collision body is set is the bump of boats and ships is cushioned; Therefore, those skilled in the art can know, generally speaking; Anti-collision body will adopt the elastomeric material that has than large deformation, for example rubber, foam, have elastomeric plastics, metal (spring) etc.Bridge pier 1 or fender pile are column structure, and therefore, anti-collision body annular array is provided with, and this structure design can make anti-collision body be surrounded on bridge pier 1 or the fender pile, can full week protection, the appearance of avoiding protecting the dead angle be provided to bridge pier 1, fender pile.
Water body is to the drag effect of hull when reducing ship running, and in the prior art, fore a adopts wedge-shaped design, and the bus on deck, fore a bottom surface all has certain angle (being generally acute angle) with the water surface.And; Ship collision generally is fore a bump; In order to increase the contact area between fore a and the anti-collision body 2; Thereby improve the cushioning effect of anti-collision body, the utility model has carried out following structure optimization to anti-collision body 2: anti-collision body 2 is pyramidal structure, and the miner diameter end of anti-collision body 2 is higher than its bigger diameter end.
In the said structure design, anti-collision body 2 is a pyramidal structure, and its contact surface (i.e. the lateral surface of anti-collision body 2) that is used for contacting with hull is obliquely installed.So be provided with, can improve the area that contact surface and fore a bottom surface are in contact with one another.Because the increase of contact area makes the buffering acting area of anti-collision body increase, and has reduced the percussion of boats and ships to bridge pier 1 or fender pile, has improved the protective value of the utility model.Thereby the purpose that boats and ships that caused easily because stress is concentrated when having realized solving boats and ships and anticollision device, collision-prevention device impinges and anticollision device, collision-prevention device destroy problem.
As shown in Figure 2, particularly, in a specific embodiment of the utility model, anti-collision body 2 realizes having crashproof function through be provided with flexible fender portion 3 in lateral surface.In the above-described embodiments, anti-collision body 2 comprises anti-collision body, and the purpose that anti-collision body is set is the bump of boats and ships is cushioned, be appreciated that for: anti-collision body 2 is made up of anti-collision body.Therefore, anti-collision body 2 is provided with flexible fender portion 3 in lateral surface, also is appreciated that to: anti-collision body to be provided with flexible fender portion 3 in lateral surface.If when anti-collision body 2 is flexible anti-collision body 2 (adopting elastomeric material to constitute), on anti-collision body 2, fender portion 3 is set and has realized double buffering, promptly fender portion 3 bufferings and anti-collision body 2 cushion, and so structure design can improve the buffering effect of anti-collision body 2.If when anti-collision body 2 was stiff anti-collision body 2, this moment, anti-collision body 2 only had the effect that hangs fender portion 3, its pooling feature is realized through fender portion 3.
Particularly, fender portion 3 is a rubber fender portion 3, and fender portion 3 is arranged on the anti-collision body.Certainly, fender portion 3 also can adopt foamed material to constitute.Even can also adopt following structure design: in the arranged outside spring of anti-collision body 2, the end of spring is connected with Crashworthy plate, and when boats and ships bumped against on the Crashworthy plate, spring was compressed, and can realize the cushioning effect to bump equally.
In the present embodiment, has sealed chamber on the anti-collision body.In this structure design, sealed chamber can compress, and its effect is similar to spring, therefore can be to collision buffering.When anti-collision body was the rubber anti-collision body, ship collision was to anti-collision body, and elastomeric material distortion sealed chamber simultaneously is out of shape, and has further improved the buffering effect of the utility model.
In the said structure design, have sealed chamber on the anti-collision body, reduce the density of anti-collision body, thereby made anti-collision body have floating ability, fender portion 3 is arranged on the anti-collision body and can bubbles through the water column.
Particularly, be provided with the support disc in the sealed chamber, support the formation of disc and crashproof body and be no less than two sealed chamber unit, whole sealed chamber units forms sealed chamber.When sealed chamber unit only was provided with one, when only having a sealed chamber on the promptly anti-collision body, anti-collision body can also adopt one-shaping technique manufacturing, simplifies its manufacturing approach.
Those skilled in the art can know; When ship collision bridge pier 1 or fender pile, if bridge pier 1 or fender pile arranged outside have above-mentioned anti-ship to hit assembly, when then hitting assembly for the anti-ship of ship collision; Boats and ships are under effect of impact, flow action and hull dynamic action, and fore a turns to.At this moment, if boats and ships still have onward impulse, then fore a is after hitting the assembly bump to anti-ship, and fore a departs from anti-ship and hits assembly and move forward, and the hull part will be hit assembly to anti-ship and caused bigger friction injury so.
After solving above-mentioned situation generation, hull hits the problem that assembly causes the friction injury to anti-ship, and in the present embodiment, anti-ship hits assembly and also comprises roll wheel assembly, and anti-collision body 2 is arranged on bridge pier 1 or the fender pile through roll wheel assembly rotationally.Be provided with roll wheel assembly, not only can lead, make fore a after clashing into, thereby 2 rotations of anti-collision body have guide effect to fore a, have reduced the subsequent impacts of boats and ships fore a.Simultaneously, hull is with after anti-collision body 2 contacts, and anti-collision body 2 rotates, and this structure design makes that friction is rolling friction between anti-collision body 2 and the hull, has reduced the injury of hull to anti-collision body 2 dramatically.
More than a kind of anti-ship that the utility model provided hit assembly carried out detailed introduction.Used concrete example among this paper the principle and the embodiment of the utility model are set forth, the explanation of above embodiment just is used to help to understand the method and the core concept thereof of the utility model.Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.