CN221623902U - Tensioning mooring system suitable for shallow water and large-tide-difference sea area - Google Patents
Tensioning mooring system suitable for shallow water and large-tide-difference sea area Download PDFInfo
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- CN221623902U CN221623902U CN202420048515.8U CN202420048515U CN221623902U CN 221623902 U CN221623902 U CN 221623902U CN 202420048515 U CN202420048515 U CN 202420048515U CN 221623902 U CN221623902 U CN 221623902U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 17
- 230000003139 buffering effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 1
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Abstract
The utility model discloses a tensioning mooring system suitable for shallow water and large tidal range sea areas, which comprises the following components: the mooring system comprises a mooring rope, an anchor and a buffer damper, wherein the buffer damper enables the mooring rope to be in a tensioning state after the installation, when the sea level rises, the buffer damper is further stretched, the mooring rope is in the tensioning state, when the sea level descends, the buffer damper generates a certain shrinkage, the stretched state is still maintained, the elasticity of the buffer damper is utilized to enable the mooring system to continuously provide stable pulling force for a floating body so as to effectively limit the floating body, and the floating body is ensured to be always stable.
Description
Technical Field
The utility model relates to the technical field of mooring systems, in particular to a tensioning type mooring system suitable for shallow water and large tidal range sea areas.
Background
The development of the society in China generates great energy demands, and the current land and water surface photovoltaic industry is developed to be mature, and gradually develops to shallow sea and deep open sea. Because the photovoltaic platform is subjected to the environmental effects of external wind, waves, currents, tides and the like, a corresponding mooring system needs to be designed. In the sea area with large tidal range, the offshore floating photovoltaic platform mooring system has large tension force at high tidal level and strong constraint, and has small constraint at low tidal level, the floating body has large displacement, and extremely large mooring impact force is easy to cause; in shallow sea, small tide difference can cause large change of mooring tension, and even platform bottoming phenomenon can occur at shallow water and low tide level. Therefore, the offshore floating type photovoltaic platform serving in the shallow sea and large tidal range sea area faces the mooring safety problem caused by the large tidal range, and the development of a shallow water mooring system suitable for the shallow water and large tidal range is urgent.
In the prior art, a marine floating body is usually moored by a catenary, the catenary moorings to provide a restoring force for the floating body through the weight of a hanging section, when the floating body is arranged in a shallow water area, due to the fact that the height of the hanging section is limited, the catenary effect is weakened, the length of an anchor chain is necessarily lengthened, the weight of the hanging section is increased, and meanwhile, the anchor is prevented from being pulled up, so that the mooring length of the shallow water catenary is larger. Therefore, the conventional catenary mooring is not suitable for mooring an offshore floating photovoltaic platform in shallow water and large tidal range sea areas.
The catenary mooring system is optimally designed by adding the buffer damper, the impact force is absorbed by the elasticity of the spring structure, the vibration is reduced, the influence of wind, wave and current loads on the mooring tension can be reduced, but the motion constraint on the platform is weaker, and the working safety of the photovoltaic module is not facilitated.
Thus, there is a need for a mooring system that can accommodate shallow large tidal range areas so that the floating body can remain stable in the shallow large tidal range areas.
Disclosure of utility model
The utility model aims to provide a tensioning mooring system suitable for shallow water and large tidal range sea areas, wherein a buffer damper is additionally arranged between a mooring rope and an anchor, so that the mooring rope and the buffer damper are kept in a tensioning state in the use process, and the problem of unstable floating body when the sea level is greatly changed is solved.
In order to achieve the above object, the present utility model provides the following solutions:
The utility model provides a tensioning mooring system suitable for shallow water and large tidal range sea areas, comprising: the mooring system comprises a mooring rope, an anchor and a buffer damper, wherein one end of the mooring rope is used for being connected with a floating body on the sea surface, the other end of the mooring rope is connected with the upper end of the buffer damper, the lower end of the buffer damper is connected with the anchor, the anchor is used for being fixedly connected with the seabed, and after the tensioning mooring system is installed, the buffer damper enables the mooring rope to be in a tensioning state.
Preferably, the floating body further comprises an upper anchor chain, wherein one end of the mooring rope, which is far away from the buffering damper, is connected with one end of the upper anchor chain, and the other end of the upper anchor chain is used for being connected with the floating body.
Preferably, the lower end of the buffering damper is connected with one end of the lower anchor chain, and the other end of the lower anchor chain is connected with the anchor.
Preferably, the buffer damper comprises two connecting discs and elastic ropes, wherein the elastic ropes are arranged between the two connecting discs, and two ends of each elastic rope are respectively connected with two disc surfaces opposite to the two connecting discs.
Preferably, any one of the connecting discs is provided with a connecting ring, the connecting ring is fixedly connected with the connecting disc, and is respectively arranged on one side, away from the elastic rope, of the connecting disc, one connecting ring is connected with the mooring rope, and the other connecting ring is connected with the lower anchor chain.
Preferably, the buffering damper further comprises a safety rope, the safety rope is arranged between the two connecting discs, and two ends of the safety rope are fixedly connected with two disc surfaces opposite to the two connecting discs respectively.
Preferably, the length of the safety line is not greater than the length of the elastic cord when maximum deformation is achieved.
Preferably, the floating body is a photovoltaic platform, the end part of the cable is connected with the photovoltaic platform, and the anchor is fixedly connected with the seabed.
Preferably, the photovoltaic platform is of a polygonal structure, one mooring rope, one anchor and one buffer damper form a mooring unit, at least two mooring units form a mooring unit group, the number of the mooring unit groups is matched with the number of sides of the photovoltaic platform, and the mooring units in any one mooring unit group are parallel to each other.
Preferably, the photovoltaic platform is of a polygonal structure, one mooring rope, one anchor and one buffer damper form a mooring unit, two mooring units form a mooring unit pair, the mooring unit pairs are provided with a plurality of groups, any group of mooring unit pairs are arranged in a V shape, one ends of the two mooring units in the mooring unit pair are respectively connected to different positions of the photovoltaic platform, and the other ends of the two mooring units are fixed at the same position of the seabed.
Compared with the prior art, the utility model has the following technical effects:
The tensioning mooring system suitable for shallow water and large tidal range sea areas is characterized in that the buffer damper is arranged between the mooring rope and the anchor, the buffer damper enables the mooring rope to be in a tensioning state after the installation, when the sea level rises, the buffer damper is further stretched, the mooring rope is in the tensioning state, when the sea level falls, the buffer damper generates a certain shrinkage, but still keeps the stretched state, namely when the sea level height changes, the elasticity of the buffer damper can be used for adapting to the change of the stress state of the mooring rope, so that the mooring system can continuously provide stable pulling force for the floating body, the floating body is effectively limited, and the floating body can be kept stable in the shallow sea and large tidal range sea areas.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a taut mooring system suitable for shallow large tidal range sea areas;
FIG. 2 is a schematic structural view of a buffering damper;
FIG. 3 is a schematic diagram of an embodiment of a taut mooring system suitable for use in shallow large tidal range areas;
wherein, 1, a mooring rope; 2. an anchor; 3. a buffering damper; 4. an upper anchor chain; 5. a lower anchor chain; 6. a connecting disc; 7. an elastic cord; 8. a connecting ring; 9. a safety rope; 10. a photovoltaic platform.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model aims to provide a tensioning mooring system suitable for shallow water and large tidal range sea areas, so that the problems that in the prior art, catenary mooring and tensioning mooring cannot be suitable for shallow water and large tidal range sea areas, and the floating body state is unstable are solved.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1, a tensioning mooring system suitable for shallow water and large tidal range sea area according to an embodiment of the present utility model includes: the mooring rope comprises a mooring rope 1, an anchor 2 and a buffer damper 3, wherein one end of the mooring rope 1 is used for being connected with a floating body on the sea surface, the other end of the mooring rope 1 is connected with the upper end of the buffer damper 3, the lower end of the buffer damper 3 is connected with the anchor 2, the anchor 2 is used for being fixedly connected with the seabed, and after the tensioning mooring system is installed, the buffer damper 3 enables the mooring rope 1 to be kept in a tensioning state. Under the action of the anchor 2, the floating body is fixed on the target sea area, and the worker selects proper parameters for the tensioning mooring system according to the hydrologic information (hydrologic information includes but is not limited to sea level height at the time of tide rise, sea level height at the time of tide fall, maximum wave height and minimum wave height) measured in advance in the target sea area, so that the buffer damper 3 can enable the mooring rope 1 to be in a tensioning state when the sea level is at the highest position and the lowest position. The cable 1 is a steel wire rope or a high modulus polyethylene rope with sufficient tensile strength. When the sea level rises, the buffer damper 3 is further stretched, the mooring rope 1 is in a tension state, stable tension can be provided for the floating body, when the sea level falls, the buffer damper 3 is contracted for a certain length, but still in a stretched state, the mooring rope 1 is still in a tension state, stable tension can be provided for the floating body at the moment, that is, when the sea level changes, deformation generated by the mooring rope 1 can be adapted through the buffer damper 3, so that a mooring system can continuously provide stable tension for the floating body, the floating body is effectively limited, and the floating body can be kept stable in a shallow sea large tidal range sea area.
Those skilled in the art will appreciate that: the anchors 2 are pile anchors or other anchoring means having resistance to vertical pulling forces.
As a preferred embodiment, it further comprises an upper anchor chain 4, the end of the rope 1 remote from the damping damper 3 being connected to one end of the upper anchor chain 4, the other end of the upper anchor chain 4 being intended for connection to a floating body. Because the sea surface is not in a static state, the floating body can float back and forth in a certain range of the sea surface, so that friction is continuously generated between the connecting positions of the cable 1 and the floating body, and on the basis of the friction, the upper mooring chain 4 is connected with the cable 1 and the floating body through the upper mooring chain 4, has stronger wear resistance and strength relative to the cable 1, and the problem that the service life of a tensioning mooring system is reduced due to the fact that the cable 1 is directly connected with the floating body and is easy to wear is avoided.
Further, the lower anchor chain 5 is further included, the lower end of the buffer damper 3 is connected with one end of the lower anchor chain 5, and the other end of the lower anchor chain 5 is connected with the anchor 2. The lower anchor chain 5 has stronger wear resistance and strength than the mooring rope 1, avoids the problem that the mooring rope 1 is directly connected with the anchor 2 and is easy to wear, and prolongs the service life of the tensioning mooring system.
Further, the upper anchor chain 4 and the lower anchor chain 5 are steel non-stop anchor chains.
More preferably, the buffer damper 3 comprises two connecting discs 6 and elastic ropes 7, wherein the connecting discs 6 are provided with two elastic ropes 7, the elastic ropes 7 are arranged between the two connecting discs 6, and two ends of the elastic ropes 7 are respectively connected with two disc surfaces opposite to the two connecting discs 6 through bolts. The elastic ropes 7 are connected in parallel through the connecting disc 6, when the elastic output force of the buffer damper 3 needs to be regulated, the number of the elastic ropes 7 can be increased or reduced through the matching of the bolts and the connecting disc 6, and the convenience of the buffer damper 3 in use is improved.
Further, the elastic cord 7 is made of rubber material.
Preferably, a connecting ring 8 is arranged on any connecting disc 6, the connecting ring 8 is arranged at the center of the connecting disc 6 and fixedly connected with the connecting disc 6, the connecting rings 8 are respectively arranged at one side of the connecting disc 6 far away from the elastic rope 7, one connecting ring 8 is connected with the cable 1, and the other connecting ring 8 is connected with the lower anchor chain 5. Is connected with the cable 1 through the connecting ring 8, so that the connection between the buffer damper 3 and the cable 1 is more convenient and quick.
Furthermore, the connecting ring 8 and the connecting disc 6 are made of steel, and the surfaces of the connecting ring 8 and the connecting disc 6 are coated with anti-corrosion coatings.
As shown in fig. 2, the buffering damper 3 further includes a safety rope 9, the safety rope 9 is disposed between the two connection pads 6, and two ends of the safety rope 9 are fixedly connected with two disc surfaces opposite to the two connection pads 6, respectively. The safety rope 9 is made of polyester fiber materials, has enough tensile strength, and the length of the safety rope 9 is not larger than the length of the elastic rope 7 when the elastic rope 7 reaches maximum deformation, so that the problem that the elastic rope 7 fails or is even broken due to the fact that the elastic rope 7 is broken through the maximum tensile length of the elastic rope 7 due to overlarge tension can be effectively avoided, and the safety of the mooring system under extreme sea conditions is guaranteed.
Referring to fig. 3, the floating body is a photovoltaic platform 10, the end of a cable 1 is connected with the photovoltaic platform 10, and an anchor 2 is fixedly connected with the seabed. The photovoltaic platform 10 is of a polygonal structure, one mooring rope 1, one anchor 2 and one buffer damper 3 form one mooring unit, at least two mooring units form one mooring unit group, the number of the mooring unit groups is matched with the number of sides of the photovoltaic platform 10, and the mooring units in any mooring unit group are parallel to each other. The mooring units are arranged on the sides of the polygonal photovoltaic platform 10, so that the photovoltaic platform 10 is balanced in stress along the horizontal direction, and the photovoltaic platform 10 is more stable.
With continued reference to fig. 3, the photovoltaic platform 10 is in a polygonal structure, one mooring rope 1, one anchor 2 and one buffer damper 3 form one mooring unit, two mooring units form one mooring unit pair, the mooring unit pair is provided with a plurality of groups, any group of mooring units are arranged in a V shape, one ends of the two mooring units in the mooring unit pair are respectively connected to different positions of the photovoltaic platform 10, the other ends of the two mooring units are fixed to the same position of the seabed, and a certain included angle exists between any mooring unit and the side edge of the photovoltaic platform 10 connected with the mooring unit, so that a single mooring unit can simultaneously provide tension in multiple directions for the photovoltaic platform 10, and the stability of the photovoltaic platform 10 is further improved.
More preferably, the length of the buffer damper 3, the length of the cable 1, the length of the upper chain 4, and the length of the lower chain 5 in any mooring unit are equal.
The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (9)
1. A taut mooring system adapted for shallow large tidal range ocean areas, comprising: a cable (1), an anchor (2) and a buffer damper (3), wherein one end of the cable (1) is used for being connected with a floating body on the sea surface, the other end of the cable (1) is connected with the upper end of the buffer damper (3), the lower end of the buffer damper (3) is connected with the anchor (2), the anchor (2) is used for being fixedly connected with the sea bed, and after the tensioning mooring system is installed, the buffer damper (3) enables the cable (1) to be in a tensioning state; the floating body is characterized by further comprising an upper anchor chain (4), wherein one end of the mooring rope (1) away from the buffering damper (3) is connected with one end of the upper anchor chain (4), and the other end of the upper anchor chain (4) is used for being connected with the floating body.
2. A taut mooring system adapted for shallow large tidal range ocean areas according to claim 1, wherein: the lower anchor chain (5) is further included, the lower end of the buffering damper (3) is connected with one end of the lower anchor chain (5), and the other end of the lower anchor chain (5) is connected with the anchor (2).
3. A taut mooring system adapted for shallow large tidal range ocean areas according to claim 2, wherein: the buffer damper (3) comprises a connecting disc (6) and elastic ropes (7), wherein the connecting disc (6) is provided with two elastic ropes (7) arranged between the two connecting discs (6), and two ends of each elastic rope (7) are respectively connected with two disc surfaces opposite to the two connecting discs (6).
4. A taut mooring system suitable for shallow large tidal range ocean areas according to claim 3, characterized in that: any one connecting disc (6) is provided with a connecting ring (8), the connecting ring (8) is fixedly connected with the connecting disc (6), and is respectively arranged on one side, away from the elastic rope (7), of the connecting disc (6), one connecting ring (8) is connected with the mooring rope (1), and the other connecting ring (8) is connected with the lower anchor chain (5).
5. A taut mooring system suitable for shallow large tidal range ocean areas according to claim 3, characterized in that: the buffer damper (3) further comprises a safety rope (9), the safety rope (9) is arranged between the two connecting discs (6), and two ends of the safety rope (9) are fixedly connected with two disc surfaces opposite to the two connecting discs (6) respectively.
6. A taut mooring system adapted for shallow large tidal range ocean areas according to claim 5, wherein: the length of the safety rope (9) is not greater than the length of the elastic rope (7) when the elastic rope reaches maximum deformation.
7. A taut mooring system adapted for shallow large tidal range ocean areas according to claim 1, wherein: the floating body is a photovoltaic platform (10), the end part of the cable (1) is connected with the photovoltaic platform (10), and the anchor (2) is fixedly connected with the seabed.
8. A taut mooring system adapted for shallow large tidal range ocean areas according to claim 7, wherein: the photovoltaic platform (10) is of a polygonal structure, one mooring rope (1), one anchor (2) and one buffer damper (3) form a mooring unit, at least two mooring units form a mooring unit group, the number of the mooring unit groups is matched with the number of sides of the photovoltaic platform (10), and the mooring units in any mooring unit group are parallel to each other.
9. A taut mooring system adapted for shallow large tidal range ocean areas according to claim 7, wherein: the photovoltaic platform (10) is of a polygonal structure, one mooring rope (1), one anchor (2) and one buffer damper (3) form a mooring unit, two mooring units form a mooring unit pair, a plurality of groups of mooring unit pairs are arranged, any group of mooring unit pairs are arranged in a V shape, one ends of the two mooring units in the mooring unit pair are respectively connected to different positions of the photovoltaic platform (10), and the other ends of the two mooring units are fixed at the same position of the seabed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420048515.8U CN221623902U (en) | 2024-01-08 | 2024-01-08 | Tensioning mooring system suitable for shallow water and large-tide-difference sea area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420048515.8U CN221623902U (en) | 2024-01-08 | 2024-01-08 | Tensioning mooring system suitable for shallow water and large-tide-difference sea area |
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| Publication Number | Publication Date |
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| CN221623902U true CN221623902U (en) | 2024-08-30 |
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| CN202420048515.8U Active CN221623902U (en) | 2024-01-08 | 2024-01-08 | Tensioning mooring system suitable for shallow water and large-tide-difference sea area |
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| CN (1) | CN221623902U (en) |
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