Summary of the invention
For solving the problem that exists in the above-mentioned technology, the purpose of this utility model provides the crashproof interception facility of the non-navigation bridge of off-lying sea bridge pier, this crashproof interception facility carries out sufficient energy dissipating buffering for the primary power that boats and ships out of control had that lacks power, and salvage tug auxiliary down with ship-intercepting in clear waters, prevent that boats and ships from directly clashing into bridge pier, or ship collision power is controlled in the safe range.
For achieving the above object, the technical solution adopted in the utility model provides the crashproof interception facility of the non-navigation bridge of a kind of off-lying sea bridge pier, and wherein: this facility is a kind of continuous structure, organizes steel bunch stake and floating drum body more and arranges at interval, is fused by floating chain; Spring-damper three parts that described floating chain comprises the interception cable, be suspended on interception cursory on the cable and be installed in interception cable two ends; The spring-damper of described interception cable-end portion is connected in the steel bunch stake of inserting the seabed and floats on the floating drum body of the water surface; Floating drum body level links to each other to the spring-damper with interception cable-end portion, and vertically to connecting anchor chain, the other end of anchor chain links to each other with the concrete anchorage for it.
Described interception cable is selected iron chains, wirerope or nylon cable material for use.
Described cursory be colored.
Bunch stake of described steel is made up of many piling bars, appearance parcel rubber fender.
Bunch stake of described steel is steel pipe pile, prestressed reinforced concrete pipe pile or the stake of prestressed reinforced concrete side.
The crashproof interception facility of the non-navigation bridge of a kind of off-lying sea bridge pier also is provided, and wherein: this facility is a kind of continuous structure, organizes the floating drum body more and is fused by floating chain; Spring-damper three parts that described floating chain comprises the interception cable, be suspended on interception cursory on the cable and be installed in interception cable two ends; The spring-damper of interception cable-end portion is connected on the floating drum body that floats on the water surface, and floating drum body level links to each other to the spring-damper with interception cable-end portion, and vertically to connecting anchor chain, the other end of anchor chain links to each other with the concrete anchorage for it.
The aspects such as rubbing action that effect of the present utility model is most of initial kinetic energy of making the boats and ships out of control that lack power by interaction, anchor chain and the concrete anchorage and the soil body of elastic deformation, floating drum body and the water of the stretcher strain of floating chain, steel bunch stake are able to abundant consumption.In this system, floating chain is the main body of interception boats and ships out of control, by floating chain steel bunch stake and floating drum is fused.The flexibility of floating drum has reduced the thrust of boats and ships to floating chain, and the existence of steel bunch stake makes floating chain form rational knuckle under the boats and ships thrust, guarantees the floating unlikely expansion of the tension force of chain own, and whole intercepting system is coupled hardness with softness.Have only when each structure reaches reasonable disposition, co-ordination in the system, just can obtain best energy-absorbing effect.Steel bunch stake and floating drum are arranged at interval, have increased the spacing of steel bunch stake, have saved investment, have kept the economy of intercepting system, have played safety and warning function.
The specific embodiment
Reaching example in conjunction with the accompanying drawings is illustrated the crashproof interception facility of the non-navigation bridge of off-lying sea of the present utility model bridge pier.
As shown in Figure 1, 2, 3, the crashproof interception facility of the non-navigation bridge of off-lying sea of the present utility model bridge pier is a kind of continuous structure, organizes steel bunch stake 4 and floating drum body 5 layout at interval more, is fused by floating chain; Spring-damper 3 three parts that described floating chain comprises interception cable 1, is suspended on cursory 2 on the interception cable 1 and is installed in interception cable 1 two ends; The spring-damper 3 of described interception cable 1 end is connected in the steel bunch stake 4 of inserting the seabed and floats on the floating drum body 5 of the water surface; Floating drum body 5 levels link to each other to the spring-damper 3 with interception cable 1 end, and vertically to connecting anchor chain 6, the other end of anchor chain 6 links to each other with concrete anchorage 7 for it.
A kind of caution interception facility also is provided, and this facility does not consider to tackle boats and ships out of control, only plays the effect of warning sign.This facility is a kind of continuous structure, organizes floating drum body 5 more and is fused by floating chain.Spring-damper 3 three parts that described floating chain comprises interception cable 1, is suspended on cursory 2 on the interception cable 1 and is installed in interception cable 1 two ends; The spring-damper 3 of interception cable 1 end is connected on the floating drum body 5 that floats on the water surface, and floating drum body 5 levels link to each other to the spring-damper 3 with interception cable 1 end, and vertically to connecting anchor chain 6, the other end of anchor chain 6 links to each other with concrete anchorage 7 for it.
Above-mentioned floating chain mainly by interception cable 1, cursory 2 and spring-damper 3 forms, mainly play a part to warn, tackle.Interception cable 1 can be selected iron chains, wirerope or three kinds of materials of nylon cable for use.If select wirerope for use, can establish two layers of polyethylene (PE) protective material at the skin of wirerope, can play antisepsis.Suspension cursory 2 is bubbled through the water column all the time to guarantee floating chain on the interception cable 1, but following water-level lifting, and cursory 2 is colored simultaneously, plays warning function.At the two ends mounting spring damper 3 of interception cable 1, to increase the elasticity of wirerope, spring-damper 3 still is a kind of device of damping power consumption simultaneously, and the temporary impact stress in the time of can alleviating the interception boats and ships to a great extent partially absorbs boats and ships kinetic energy.
Floating chain fastening devices mainly plays distortion energy dissipating and fixing floating chain, in addition, also will carry the caution beacon light.Floating chain fastening devices can adopt multiple pattern, and the utility model adopts steel bunch stake and floating drum to unite layout, lays at interval.
Dolphin pier in the steel bunch stake 4 similar port workss is made up of many steel pipe piles for every group, connects with the composite steel platform between the steel pipe pile, on the top layer platform light fixture can be set, steel bunch stake 4 outpacking rubber fenders, and level links to each other to the spring-damper 3 with interception cable 1 end.Steel bunch stake 4 need be born the pulling force that interception cable 1 transmits in the process of interception boats and ships, by the elastic deformation consumption part boats and ships kinetic energy of self.Because steel bunch stake 4 rigidity are big, be out of shape for a short time, interception cable 1 is played a very strong effect of contraction, it is bigger to make that boats and ships act on the thrust of floating on the chain.For this reason,, make floating chain under the boats and ships thrust, stretch during tensioning and form rational knuckle, peer-level outside, under the force conditions, can prolong boats and ships, also reduced the initial tension of floating chain self floating the action time of chain by the floating chain that extends.The less situation of target ship type for interception also can adopt prestressed reinforced concrete pipe pile or the stake of prestressed reinforced concrete side.
Is the horizontal blocking apparatus and the tie point of energy-dissipating device under water by floating drum body 5, anchor chain 6 and concrete anchor ingot 7 in conjunction with the floating drum of forming, and itself is exactly a flexiblesystem.Floating drum body 5 floats on the water surface, and level links to each other to the spring-damper 3 with interception cable 1 end, and vertically to connecting anchor chain 6, the other end of anchor chain 6 links to each other with concrete anchorage 7.When boats and ships act on floating chain and make it to travel forward, interception cable 1 can drive floating drum body 5 motion together, this has just given the floating drum system initial kinetic energy, and this kinetic energy will be by anchor chain 6 and concrete anchor ingot 7 and the soil body rubbing action and floating drum body 5 and the interaction of water body on every side consumed fully, the final boats and ships that reduce act on the thrust of floating on the chain, consume floating chain and the required boats and ships kinetic energy of bearing of steel bunch stake.
Be the case history of the crashproof interception facility of different brackets below:
(1) the crashproof interception facility of 10000 tonnes of boats and ships out of control of interception
Every group of steel bunch stake 4 is made up of the steel pipe pile of 1200 millimeters of six roots of sensation Φ, 500 meters of steel bunch stake 4 spacings.At interval nine floating drums are set between the steel bunch stake 4, the floating drum spacing is 50 meters.Each floating drum is fixing by two anchor chains 6,92 millimeters of anchor chain 6 anchor chain diameters, and long six joints of overside, long two joints of home record all adopt concrete anchor ingot 7.Be connected by interception cable 1 between steel bunch stake 4 and the floating drum body 5 and between floating drum body 5 and the floating drum body 5.Interception cable 1 adopts 60.5 millimeters wire rope of 3 * φ, outsourcing polyethylene (PE) protective sleeve, and it is cursory 2 that a plurality of colours are set on the interception cable 1 at interval, so that swim on the water surface.Interception cable 1 two ends are equipped with spring-damper 3.
(2) the crashproof interception facility of 1000 tonnes of boats and ships out of control of interception
Every group of steel bunch stake 4 is made up of the steel pipe pile of 1500 millimeters of three Φ, 500 meters of steel bunch stake 4 spacings.At interval four floating drums are set between the steel bunch stake 4, the floating drum spacing is 100 meters.Each floating drum is fixing by two anchor chains 6,62 millimeters of anchor chain 6 anchor chain diameters, and long seven joints of overside, long two joints of home record all adopt concrete anchor ingot 7.Be connected by interception cable 1 between steel bunch stake 4 and the floating drum body 5 and between floating drum body 5 and the floating drum body 5.Interception cable 1 adopts 52 millimeters wire rope of φ, outsourcing polyethylene (PE) protective sleeve, and it is cursory 2 that a plurality of colours are set on the interception cable 1 at interval, so that swim on the water surface.Interception cable 1 two ends are equipped with spring-damper 3.
(3) the crashproof interception facility of 500 tonnes of boats and ships out of control of interception
Every group of steel bunch stake 4 is made up of three 1500 millimeters steel pipe pile, 500 meters of steel bunch stake 4 spacings.At interval three floating drums are set between the steel bunch stake 4, the floating drum spacing is 125 meters.Each floating drum is fixing by two anchor chains 6,46 millimeters of anchor chain 6 anchor chain diameters, and long seven joints of overside, long two joints of home record all adopt concrete anchor ingot 7.Be connected by interception cable 1 between steel bunch stake 4 and the floating drum body 5 and between floating drum body 5 and the floating drum body 5.The floating chain of interception cable 1 adopts 39 millimeters wire rope of φ, outsourcing PE protective sleeve, and it is cursory 2 that a plurality of colours are set on the interception cable 1 at interval, so that swim on the water surface.Interception cable 1 two ends are equipped with spring-damper 3.
(4) caution interception facility
Caution interception facility is not considered the bump of boats and ships, only plays the effect of warning sign, reminds this zone of ship to forbid navigation, does not therefore establish steel bunch stake 4.The floating drum spacing is 150 meters.Each floating drum is fixing by two anchor chains 6,25 millimeters of anchor chain anchor chain diameters, and inside and outside shelves length is three joints, adopts concrete anchor ingot 7.Be connected by interception cable 1 between floating drum body 5 and the floating drum body 5.Interception cable 1 adopts 11 millimeters wire rope of φ, outsourcing polyethylene (PE) protective sleeve, and it is cursory 2 that a plurality of colours are set on the interception cable 1 at interval, so that swim on the water surface, interception cable 1 two ends are equipped with spring-damper 3.