CN2422230Y - Storm-proof pierhead pontoon for seaport - Google Patents
Storm-proof pierhead pontoon for seaport Download PDFInfo
- Publication number
- CN2422230Y CN2422230Y CN 00233228 CN00233228U CN2422230Y CN 2422230 Y CN2422230 Y CN 2422230Y CN 00233228 CN00233228 CN 00233228 CN 00233228 U CN00233228 U CN 00233228U CN 2422230 Y CN2422230 Y CN 2422230Y
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- Prior art keywords
- landing stage
- access bridge
- anchor
- chain
- sliding tray
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Abstract
The utility model relates to a stormproof pontoon for a seaport, which belongs to the technical field of seaport engineering. The stormproof pontoon for a seaport comprises an upper wharfboat which is floated on a water surface, and a guide bridge which is erected between the wharfboat and a guide bank. A guide bridge supporting bucket is arranged on the center of the front side of the wharfboat or nearby the front side of wharfboat. The guide bridge is arranged on the guide bridge supporting bucket. Main anchor chains are respectively tied on a left side and a right side on a longitudinal center shaft of the wharfboat. When the wharfboat of the stormproof pontoon for a seaport is optionally floated under the action of large stormy wave, the position change of the wharfboat is the smallest, force bearing is the best, and thereby, the traction force of the main anchor chains of the stormproof pontoon for a seaport is reduced. The lay by of the guide bridge is stable, the stabilization of the wharfboat is also improved, and thereby, the purpose of preventing the wind wave of typhoon is achieved.
Description
The utility model relates to floating landing stage, harbour technology, for floating landing stage, a kind of windproof Mare Undarum port, belongs to the harbour engineering technical field.
The anchor architecture of existing floating landing stage considers from Principles of Statics, adopts the anchor chain structure of vertically intersecting, and referring to Fig. 1 and Fig. 2, wherein Fig. 1 is the symmetrical structure of steel drawn bridge in the middle part of being in, and Fig. 2 is in the unsymmetric structure of landing stage one end for steel drawn bridge.The floating landing stage of this structure includes landing stage 1 ｀, steel drawn bridge 2 ｀, strut 3 ｀ and Bower Anchor chain 4 ｀ and secondary chain 5 ｀, steel drawn bridge 2 ｀ directly are erected at the access bridge support bucket of landing stage 1 ｀ and draw on dike 6 ｀, strut 3 ｀ are supported between the strut support bucket and support pier 7 ｀ of landing stage 1 ｀, the vertical intersection of the both sides of 1 ｀ is equipped with Bower Anchor chain 4 ｀ on the landing stage, is connected with secondary chain 5 ｀ between the strut support on support pier 7 ｀ and landing stage support bucket and steel drawn bridge and landing stage struggles against; Its anchor mooring points of this structure is located at front and back two gunnels on landing stage, away from the neutral axis of landing stage rolling, its strut is away from the neutral of landing stage bow stern, thereby can obtain bigger balancing torque with less power, under comparatively tranquil sea situation (wave height is less than 1.5 meters), this structure is a safe and feasible, can keep the stable of landing stage according to static hypothesis.But the landing stage of floating landing stage is a kind of structures that float on the sea, and under the effect of stormy waves at random, its displacement state is a ccasual; Its main displacement can be divided into vertical shift, traversing, heave, pitching, rolling, bow stern and shake six-freedom degree, therefore considers that from motion and dynamic (dynamical) angle existing floating landing stage anchor architecture is irrational, and it can only be adapted to the comparatively sea situation of calmness preferably.Under the big more situation of severe sea condition and stormy waves, its irrationality is obvious more, inevitably has following drawback: 1, the anchor chain pulling force of the Bower Anchor chain that vertically intersects is bigger than normal, and waving of landing stage is bigger than normal; 2, strut and access bridge are difficult to bear that high sea acts on the landing stage and the impulsive force that produces, it must be sling when typhoon protection, this not only makes troubles to the user, increases many pork barrels, also Chang Yin is difficult to operation or carelessness, leads to the serious consequence that support is ruined, ship decreases.The steel drawn bridge of this structure is with to draw the installing structure of dike unreasonable in addition, and referring to Fig. 3, steel drawn bridge 2 ｀ on 1 ｀ of its landing stage are directly arranged on the step that draws dike 6 ｀, have limited its displacement under the high sea situation, causes the damage of access bridge etc.In a word, existing floating landing stage is that not only its structural elements is more with anchor architecture such as the anchor chain of statics thought angle setting, strut, access bridges, and strained condition is not good enough, and is difficult to the anti-attack of high sea of giving.
The purpose of this utility model is the deficiency at existing floating landing stage, and according to the stressing conditions of floating landing stage at the two states of normal operation and anti-stormy waves work, and provide floating landing stage, a kind of later-model windproof Mare Undarum port, it has stressed reasonably anchor architecture, and can resist and give losses that disaster caused such as stormy waves attack minimizing typhoon.
Goal of the invention of the present utility model realizes in the following manner: floating landing stage, a kind of windproof Mare Undarum port, and it includes to bubble through the water column and goes up the landing stage, is set up in the landing stage and draws access bridge between the dike; Be provided with access bridge support bucket near center, the front side on landing stage or its, access bridge is arranged on the access bridge support bucket, and the left and right sides on the vertical central axis of landing stage is respectively that the Bower Anchor chain is arranged.
The other end of the Bower Anchor chain of the above-mentioned every side in landing stage is that pier anchor architecture connects by anchor, and promptly the other end of the Bower Anchor chain of each side of landing stage is that pier links to each other with same side anchor on the vertical central axis extended line of landing stage; Be hung with a weight at the middle part of Bower Anchor chain.
The Bower Anchor chain of the above-mentioned every side in landing stage is two, and an end of two Bower Anchor chains of every side lies in the same place of landing stage vertical central axis, and its other end is ' eight ' font ground by earth anchor anchor architecture and links to each other with earth anchor.
Because the Bower Anchor chain of floating landing stage, windproof Mare Undarum port of the present utility model is optional to be two kinds of structures of pier anchor architecture (suspending hammer list anchor chain) with earth anchor anchor architecture (vertically Eight characters anchor) and anchor, and the anchor mooring points that the Bower Anchor chain lies in the end, landing stage is on the vertical neutral axis in landing stage, be located on or near landing stage rolling neutral axis, its access bridge is to be shelved on the lateral symmetry axle of landing stage, be positioned at landing stage pitching neutral axis and shake neutral near landing stage bow stern, therefore, make its displacement minimum when floating at random at the landing stage high sea, stressed the best, reduced its anchor chain pulling force, and access bridge is shelved stable, has also improved the stable of landing stage.Under comparatively tranquil sea situation,, can guarantee the normal working of floating landing stage owing to adopted the normal working constraint; Under abominable sea situation, by removing the mode of operation constraint, the landing stage is free-floating across the sea, can consume wind wave action energy thereon to greatest extent by its displacement freely, reduce the virial of anchor chain and the bearing force of access bridge, thereby reached the purpose of pre-typhoon protection stormy waves.
Fig. 1 is the plan sketch of existing harbour;
Fig. 2 is another plan sketch of existing harbour;
Fig. 3 is a schematic side view of existing harbour;
Fig. 4 is a plan sketch of the present utility model;
Fig. 5 is that the A of Fig. 4 is to scheme drawing;
Fig. 6 is the B-B sectional structure scheme drawing of Fig. 4;
Fig. 7 is the plan sketch of another structure of the utility model.
Referring to Fig. 4, Fig. 5, Fig. 6 and Fig. 7, floating landing stage, windproof Mare Undarum port of the present utility model includes landing stage 1 on bubbling through the water column, is set up in landing stage 1 and draws access bridge 2 between the dike 6; Be provided with access bridge support bucket 3 near center, the front side on landing stage 1 or its, access bridge 2 is arranged on the access bridge support bucket 3, and the left and right sides on 1 vertical central axis of landing stage is respectively that Bower Anchor chain 5 is arranged.Being arranged on access bridge end both sides on the access bridge support bucket 3 links to each other by the both sides that prevent access bridge support bucket 3 places on ear chain 9 that access bridge 2 breaks away from access bridges support bucket 3 and the landing stage 1 respectively; For the ease of using, the both sides of the access bridge support bucket 3 on landing stage 1 are respectively arranged with the ear chain link; One end of each ear chain 9 lies on the ear chain link, and its other end links to each other with the same side that access bridge supports access bridge end on the bucket 3.The requirement that steel drawn bridge slides when being satisfied with that the floating landing stage is anti-gives stormy waves has the anti-stormy waves sliding tray 4 of the access bridge that is embedded in the land (drawing dike) at access bridge 2, and the land end that connects of access bridge 2 places on the access bridge stormy waves sliding tray 4; In order to prevent the access bridge 2 anti-stormy waves sliding tray 4 of access bridge that comes off, access bridge connect the Lu Duan both sides and draw dike or stormy waves sliding tray 4 both sides between also be connected with ear chain 9 respectively, one end of each ear chain 9 links to each other with steel drawn bridge one side, and its other end can link to each other by being positioned on the ear chain link that draws dike end or anti-stormy waves sliding tray 4 the same sides.
Referring to Fig. 7, the Bower Anchor chain 5 of above-mentioned landing stage 1 every side is two, and an end of two Bower Anchor chains 5 of every side lies in the same place of landing stage vertical central axis, and its other end is ' eight ' font ground by earth anchor anchor architecture and links to each other with earth anchor.
The other end of the Bower Anchor chain 5 of the above-mentioned every side in landing stage is that pier anchor architecture connects by anchor.Again referring to Fig. 4, Fig. 5 and Fig. 6, the other end of the Bower Anchor chain 5 of above-mentioned each side of landing stage is that pier 7 links to each other with same side anchor on the vertical central axis extended line of landing stage, for the ease of using, the two ends of Bower Anchor chain 5 can hang on respectively and be positioned on landing stage 1 and anchor is on the chain link on the pier 7; Being hung with a weight 8 at the middle part of Bower Anchor chain 5, is the impulsive force of pier to Bower Anchor chain and anchor with the buffering landing stage under the effect of high sea, reduces Bower Anchor chain pulling force and the traversing amplitude that reduces the landing stage.
Again referring to Fig. 4 and Fig. 6 and Fig. 7, prevent being provided with between the stormy waves sliding tray 4 normal working constraint 10 at above-mentioned place access bridge 2 ends and access bridge on the anti-stormy waves sliding tray of access bridge, its optimum position is located at the middle part of the anti-stormy waves sliding tray 4 of access bridge, and it is 0.63: 0.37 apart from sliding tray upper and lower end ratio; The version of normal working constraint 10 can be pedestal, bolt-type and anchor chained scheduling existing structure form, the simplest anchor chain formula structure has been described among Fig. 4, Fig. 6 and Fig. 7, its anchor ingot is forged ties and is embedded in anti-stormy waves sliding tray middle part, and the anchor chain bifurcation hangs on steel drawn bridge overhang bracket both sides.
During above-mentioned normal working constraint sufferance wharf normal operation, the landing stage is in naval vessel alongside, operation and normal sea situation (wavelength＜1.5 meter) suffered transverse horizontal power down, and the cross travel with the restriction landing stage satisfies the operating needs of floating landing stage.Anti-when giving high sea and anti-platform in the floating landing stage, the normal operation constraint can manually be removed, also can normal spoilage, and enter anti-stormy waves state, and this structure is after anti-platform finishes, and requiring the normal shape of recovery is that attitude is simple and easy to do.
Above-mentioned said anchor is the two ends that pier 7 is arranged at landing stage 1, the distance of itself and end, landing stage by the tidewater potential difference of planning to build the marine site, floating landing stage, and the highest wave key element decide, landing stage collision under vertically stormy waves, coastal current effect is a pier less than anchor when guaranteeing mean water level, simultaneously make Bower Anchor chain and weight again best running condition (Bower Anchor chain pulling force is little, and weight is not overweight).
The above-mentioned said anchor that is arranged on is a chain link on the pier 7, in order to hang Bower Anchor chain anchor is the landing stage, the elevation of chain link is located at the mean water level place, anchor is that the front (harbour border on the sea face) and the both sides of pier need be provided with fender, in case passing ships collision, its version is looked the geological condition decision of planning to build the marine site, can be gravity pillar type or pile foundation type.
The effect of described ear chain link is to hang ear chain contact landing stage and steel drawn bridge, and/or access bridge and anti-stormy waves sliding tray or draw dike, with fixing access bridge or draw dike and steel drawn bridge; Its structure is existing general cyclic structure, as steel loop etc., because it is simple in structure, does not draw in the drawings.
Above-mentioned can be provided with rubber fender between steel drawn bridge 2 and access bridge support bucket 3.
Above-mentioned said landing stage 1, with the design of existing floating landing stage and manufacture method roughly the same, its structural strength satisfies the anti-requirement of stormy waves of giving.
Above-mentioned said access bridge 2 is a steel drawn bridge, and the steel drawn bridge of the strut effect of holding concurrently of its agent structure and existing floating landing stage roughly the same is provided with the normal working constraint connecing the land end.
Above-mentioned said access bridge support bucket 3, weldering is on landing stage 1, and its width is satisfied with access bridge 2 supported end width, i.e. access bridge support bucket width=steel drawn bridge supported end width+20～30 centimetres, its length is generally 80～100 centimetres.In order to satisfy access bridge supporting requirement, between above-mentioned steel drawn bridge 2 and access bridge support bucket 3, can be provided with rubber fender.
Above-mentioned said access bridge is prevented stormy waves sliding tray 4, the steel drawn bridge that is arranged at fixing access bridge or draws the dike end meets the Lu Duan place, in order to shelve steel drawn bridge, its structure is satisfied with the requirement that steel drawn bridge slided when the floating landing stage is anti-gave stormy waves, its width=steel drawn bridge supported end width+20～30 centimetres; When the length and the gradient satisfied the maximum stormy waves in the institute marine site of building and attack the floating landing stage, the landing stage was in marine " freedom " floating requirement, promptly windproof sliding tray horizontal projection length 〉=H/th (2 π d)/L, and wherein H, L are design wave height, wavelength, d is the depth of water.
The intensity of above-mentioned said ear chain or ear chain link satisfies that steel drawn bridge does not under any circumstance all break away from support bucket or sliding tray and the requirement that falls within seawater.
Above-mentioned said anchor chain, anchor body and existing floating landing stage roughly the same, but anchor chain lie in the anchor mooring points of end, landing stage be on the vertical central axis of landing stage and near.
Claims (9)
1, floating landing stage, a kind of windproof Mare Undarum port, include the landing stage (1) that floats on the sea, be set up in landing stage (1) and draw access bridge (2) between the dike (6), it is characterized in that: near center, the front side of landing stage (1) or its, be provided with access bridge support bucket (3), access bridge (2) is arranged on the access bridge support bucket (3), and the left and right sides on the vertical central axis of landing stage (1) is respectively that Bower Anchor chain (5) is arranged.
2, floating landing stage, windproof Mare Undarum port according to claim 1, it is characterized in that: the other end of the Bower Anchor chain (5) of the above-mentioned every side in landing stage is that pier anchor architecture connects by anchor, and promptly the other end of the Bower Anchor chain (5) of each side of landing stage is that pier (7) links to each other with same side anchor on the vertical central axis extended line of landing stage; Be hung with a weight (8) at the middle part of Bower Anchor chain (5).
3, floating landing stage, windproof Mare Undarum port according to claim 1, it is characterized in that: the Bower Anchor chain (5) of the every side in above-mentioned landing stage (1) is two, one end of two Bower Anchor chains (5) of every side lies in the same place of landing stage vertical central axis, and its other end is ' eight ' font ground by earth anchor anchor architecture and links to each other with earth anchor.
4, according to claim 1 or floating landing stage, 2 or 3 described windproof Mare Undarum port, it is characterized in that: be arranged on access bridge support bucket (3) and go up access bridge end both sides respectively by preventing that access bridge (2) breaks away from the ear chain (9) of access bridge support bucket (3) and access bridge support on landing stage (1) both sides that (3) locate of struggling against and links to each other;
5, according to claim 1 or floating landing stage, 2 or 3 described windproof Mare Undarum port, it is characterized in that: have the anti-stormy waves sliding tray (4) of the access bridge that is embedded in the land (drawing dike) at access bridge (2), the land end that connects of access bridge (2) places on the access bridge stormy waves sliding tray (4); Access bridge connect the Lu Duan both sides and draw dike or stormy waves sliding tray (4) both sides between also be connected with ear chain (9) respectively, one end of each ear chain (9) links to each other with steel drawn bridge one side, and its other end can link to each other by being positioned on the ear chain link that draws dike end or anti-stormy waves sliding tray (4) the same side.
6, floating landing stage, windproof Mare Undarum port according to claim 4 is characterized in that: the both sides of the access bridge support bucket (3) on landing stage (1) are respectively arranged with the ear chain link; One end of each ear chain (9) lies on the ear chain link, and its other end links to each other with the same side that access bridge support bucket (3) is gone up the access bridge end.
7, floating landing stage, windproof Mare Undarum port according to claim 5, it is characterized in that: prevent being provided with between the stormy waves sliding tray (4) normal working constraint (10) at above-mentioned place access bridge (2) end and access bridge on the anti-stormy waves sliding tray of access bridge, its optimum position is located at the middle part of the anti-stormy waves sliding tray (4) of access bridge, and it is 0.63: 0.37 apart from sliding tray upper and lower end ratio.
8, floating landing stage, windproof Mare Undarum port according to claim 7, it is characterized in that: above-mentioned normal working constraint (10) is the simplest anchor chain formula structure, its anchor ingot is forged ties and is embedded in anti-stormy waves sliding tray middle part, and the anchor chain bifurcation hangs on steel drawn bridge overhang bracket both sides; Or the version of above-mentioned normal working constraint (10) is pedestal or bolt-type.
9, floating landing stage, windproof Mare Undarum port according to claim 1 is characterized in that: above-mentioned can be provided with rubber fender between steel drawn bridge (2) and access bridge support bucket (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00233228 CN2422230Y (en) | 2000-05-22 | 2000-05-22 | Storm-proof pierhead pontoon for seaport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00233228 CN2422230Y (en) | 2000-05-22 | 2000-05-22 | Storm-proof pierhead pontoon for seaport |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2422230Y true CN2422230Y (en) | 2001-03-07 |
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ID=33595626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00233228 Expired - Fee Related CN2422230Y (en) | 2000-05-22 | 2000-05-22 | Storm-proof pierhead pontoon for seaport |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2422230Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1302961C (en) * | 2004-11-18 | 2007-03-07 | 上海交通大学 | Wave-proof type bottom-sitting form floating pier |
| CN102094384A (en) * | 2010-12-23 | 2011-06-15 | 上海中交水运设计研究有限公司 | Multi-combination bridge (approach to ferry) structure for high sand-content sea areas |
| CN103224011A (en) * | 2013-02-23 | 2013-07-31 | 台州市椒江久元船舶修造厂 | Multifunctional typhoon-prevention ro-ro (roll-on roll-off) terminal |
| CN104743071A (en) * | 2013-12-30 | 2015-07-01 | 上海中交水运设计研究有限公司 | Novel method for fixing pontoon in water area at front of flood control wall |
| CN109083011A (en) * | 2018-07-31 | 2018-12-25 | 中交二航局第二工程有限公司 | The installation method of steel drawn bridge when lifting equipment scarce capacity |
| CN110106827A (en) * | 2019-05-08 | 2019-08-09 | 大连辽南船厂 | Anchor arrangement for floating wharf |
| CN111608133A (en) * | 2020-05-27 | 2020-09-01 | 中国船舶科学研究中心 | Movable floating wharf anchoring device and fastening method |
| CN112049070A (en) * | 2020-08-19 | 2020-12-08 | 中铁第五勘察设计院集团有限公司 | Floating dock |
| CN114379722A (en) * | 2021-12-16 | 2022-04-22 | 中铁第五勘察设计院集团有限公司 | Pontoon, pontoon system for erecting trestle bridge and construction method thereof |
-
2000
- 2000-05-22 CN CN 00233228 patent/CN2422230Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1302961C (en) * | 2004-11-18 | 2007-03-07 | 上海交通大学 | Wave-proof type bottom-sitting form floating pier |
| CN102094384A (en) * | 2010-12-23 | 2011-06-15 | 上海中交水运设计研究有限公司 | Multi-combination bridge (approach to ferry) structure for high sand-content sea areas |
| CN102094384B (en) * | 2010-12-23 | 2013-01-09 | 上海中交水运设计研究有限公司 | Multi-combination bridge (approach to ferry) structure for high sand-content sea areas |
| CN103224011A (en) * | 2013-02-23 | 2013-07-31 | 台州市椒江久元船舶修造厂 | Multifunctional typhoon-prevention ro-ro (roll-on roll-off) terminal |
| CN104743071A (en) * | 2013-12-30 | 2015-07-01 | 上海中交水运设计研究有限公司 | Novel method for fixing pontoon in water area at front of flood control wall |
| CN109083011A (en) * | 2018-07-31 | 2018-12-25 | 中交二航局第二工程有限公司 | The installation method of steel drawn bridge when lifting equipment scarce capacity |
| CN110106827A (en) * | 2019-05-08 | 2019-08-09 | 大连辽南船厂 | Anchor arrangement for floating wharf |
| CN111608133A (en) * | 2020-05-27 | 2020-09-01 | 中国船舶科学研究中心 | Movable floating wharf anchoring device and fastening method |
| CN111608133B (en) * | 2020-05-27 | 2021-08-10 | 中国船舶科学研究中心 | Movable floating wharf anchoring device and fastening method |
| CN112049070A (en) * | 2020-08-19 | 2020-12-08 | 中铁第五勘察设计院集团有限公司 | Floating dock |
| CN114379722A (en) * | 2021-12-16 | 2022-04-22 | 中铁第五勘察设计院集团有限公司 | Pontoon, pontoon system for erecting trestle bridge and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |