CN218892665U - Foam type anchor floating for grab ship under shallow water condition - Google Patents
Foam type anchor floating for grab ship under shallow water condition Download PDFInfo
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- CN218892665U CN218892665U CN202223551206.2U CN202223551206U CN218892665U CN 218892665 U CN218892665 U CN 218892665U CN 202223551206 U CN202223551206 U CN 202223551206U CN 218892665 U CN218892665 U CN 218892665U
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Abstract
The utility model relates to the technical field of anchor buoys, in particular to a foam anchor buoy for a grab ship under shallow water conditions, which comprises a foam anchor buoy, a connecting rope, a quick shackle, a positioning anchor and a positioning rope; one end of the connecting rope is connected with the foam anchor buoy, and the other end of the connecting rope is connected with the quick shackle; the quick shackle is connected with a positioning rope, and the positioning rope is connected with a positioning anchor. Under shallow water operation condition, the detachable foam anchor buoy has outstanding advantages compared with the traditional steel anchor buoy connected in series, when the anchor boat performs anchor transferring and spreading operation in a shallow water area, the foam anchor buoy and the buoy connecting rope are retracted onto an anchor boat deck, the foam anchor buoy is detached by quick shackle, the anchor machine steel wire rope of the anchor boat is used for connecting the positioning rope, the anchor machine is used for tightening the positioning rope, and the positioning anchor leaves the seabed to perform anchor transferring operation. By adopting the utility model, the anchor transferring and spreading operation can be performed at a lower tide level during anchor transferring and spreading, the anchor transferring and tide waiting time of the anchor boat is saved, and the tide riding operation time of the grab ship is prolonged.
Description
Technical Field
The utility model relates to the technical field of anchor buoys, in particular to a foam anchor buoy for a grab ship under shallow water.
Background
The anchor floating is an important tool for identifying the anchor position to assist in anchor lifting, the anchor floating of the grab ship is usually of a steel pontoon structure, steel wires penetrate through the steel anchor pontoon to be connected with the positioning anchor in series, an anchor machine of the anchor ship is used for retracting the anchor floating steel wires when the anchor is lifted, the steel anchor pontoon is lifted to the drum at the bow of the anchor ship, the positioning anchor leaves the seabed, and the anchor is moved to the planned anchor position by the anchor ship to complete anchor moving and spreading. For dredging projects with low tide being mud flat, because of the serial connection effect of the steel anchor pontoon and the positioning anchor, the requirement on tide water is higher in the anchor lifting process, the anchor throwing and spreading of the anchor boat and the tide riding operation time of the grab ship are influenced, and the construction efficiency is reduced.
The anchor boat and the anchor float of the existing grab ship shown in fig. 1 and 2, the height of the anchor 1 'of the 13-square grab ship is generally about 3.0m, the height of the steel anchor pontoon 3' connected with the anchor 1 'in series is about 0.8m, the anchor boat and the anchor machine are used for retracting the anchor steel wires 2', and the total height of the steel anchor pontoon 3 'connected with the anchor 1' in series after the anchor is lifted is about 3.8m, which is far greater than the draft of the anchor boat by 1.8m. Under shallow water conditions, the anchor lifting and displacement of the steel anchor pontoon 3 'and the positioning anchor 1' which are connected in series are high in requirement on tidal water, and are not beneficial to anchor transferring and spreading in anchor boat construction.
Disclosure of Invention
The utility model overcomes the defect that the steel anchor pontoon and the positioning anchor which are connected in series have higher requirement on tide water for anchor lifting and displacement, and aims to provide the detachable connection foam anchor pontoon which is used for shallow water instead of the traditional steel anchor pontoon connected in series, thereby increasing the adaptability of anchor moving operation to tide water.
A foam anchor float for grab ship under shallow water condition comprises a foam anchor float, a float connecting rope, a quick shackle, a positioning anchor and a positioning rope; one end of the positioning anchor is connected with the end part of the positioning rope, and the other end of the positioning anchor is connected with the grab ship through a steel wire rope; one end of the positioning rope, which is far away from the positioning anchor, is connected with the quick shackle; one end of the pontoon connecting rope is connected with the foam anchor pontoon, and the other end of the pontoon connecting rope is detachably connected with the quick shackle.
Further, the quick shackle comprises a fixed part, a movable part and a first connecting ring, wherein the fixed part and the movable part are matched end to form a second connecting ring, and the first connecting ring is connected with the middle part of the outer side of the fixed part and is connected with the positioning rope.
Further, the fixed part is provided with a spring drawing pin in a sliding manner, one end of the movable part is rotationally connected with the fixed part, and the other end of the movable part is provided with a fixed ring sleeved on the spring drawing pin.
Further, the foam anchor pontoon comprises a foam inner core and an outer cover net, wherein the outer cover net is closely covered on the outer side of the foam inner core, and the outer cover net is connected with the pontoon connecting rope.
Further, the outer cover net is a steel wire net or a nylon net.
Further, one end of the pontoon connecting rope, which is far away from the foam pontoon, is connected with a mounting ring, and the mounting ring is detachably connected with the quick shackle.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the foam anchor buoy for the grab ship under the shallow water condition adopts the detachably connected foam anchor buoy to replace the traditional steel anchor buoy connected in series, when the anchor ship performs anchor transferring and spreading operation in a shallow water area, the foam anchor buoy and the buoy connecting rope are retracted onto an anchor ship deck, the foam anchor buoy is detached by quick shackle, the anchor machine steel wire rope of the anchor ship is used for connecting the positioning rope of the positioning anchor, the positioning rope of the positioning anchor is tightened by the anchor machine, and the positioning anchor leaves the sea bed to perform anchor transferring operation. By adopting the anchor transferring and spreading method, the water depth required by anchor transferring and spreading only needs to consider the height of the positioning anchor, the anchor transferring and spreading operation can be performed at a lower tide level, the tide waiting time of the anchor transferring of the anchor boat is effectively saved, the tide waiting operation time of the grab ship is further prolonged, the construction efficiency is improved, and the cost of parking the grab ship and the mud barge is reduced.
(2) According to the foam type anchor float for the grab ship under the shallow water condition, the anchor float is set to be foam, compared with a steel anchor float, the foam type anchor float can reduce the weight of the anchor float, the quick shackle is arranged on the positioning rope, and the foam anchor float and the float connecting rope are quickly detached from the positioning rope through the quick shackle, so that workers can conveniently operate in a matching manner during anchor transferring operation.
(3) According to the foam anchor float for the grab ship under the shallow water condition, the outer cover net is closely covered on the outer side of the foam inner core of the foam anchor float, so that on one hand, the outer cover net can protect the foam inner core, and on the other hand, the foam anchor float is connected with the float connecting rope through the outer cover net, so that the foam anchor float is convenient to manufacture and connect in actual use.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
fig. 1 is a schematic view of the overall structure of a steel anchor buoy connected in series in the background art.
Fig. 2 is a schematic view of the structure of a grab ship in the prior art when a series-connected steel anchor buoy is anchored.
Fig. 3 is a schematic view of the overall structure of a rapidly detachable foam anchor according to an embodiment of the present utility model.
Fig. 4 is a schematic view of a foam anchor for a grapple vessel in shallow water conditions in accordance with an embodiment of the present utility model.
Fig. 5 is a schematic structural view of a foam anchor buoy in an embodiment of the utility model.
Fig. 6 is a schematic structural view of the quick shackle in the embodiment of the present utility model.
In fig. 1 and 2: 1', positioning anchors; 2', anchor wires; 3', steel anchor buoy.
In fig. 3 to 6: 1. positioning anchors; 2. positioning a rope; 3. foam anchor pontoons; 31. a foam core; 32. a cover net; 4. quick shackle; 41. a fixing part; 411. a spring pin; 42. a movable part; 43. a first connection ring; 5. a mounting ring; 6. the pontoon is connected with the rope.
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.
As shown in fig. 3 and 4, the foam anchor float for a grapple ship in shallow water in this embodiment includes a tie anchor 1, a tie line 2, a foam anchor buoy 3, a quick shackle 4, and a buoy connection line 6. The anchor boat is provided with an anchor machine for tightening the positioning rope 2 of the positioning anchor 1. One end of the positioning rope 2 is connected with the positioning anchor 1, and the other end is connected with the quick shackle 4. The end of the anchor 1 remote from the locating line 2 is connected to the grapple vessel by means of a wire line. The positioning rope 2 is detachably connected with the pontoon connecting rope 6, and one end of the pontoon connecting rope 6 away from the positioning rope 2 is connected with the foam anchor pontoon 3. Specifically, the positioning rope 2 in this embodiment is a steel wire rope, and the positioning rope 2 is connected to the positioning anchor 1 by using a connecting ring.
In this embodiment the end of the positioning rope 2 remote from the positioning anchor 1 is provided with a quick shackle 4, and the buoy connection rope 6 is connected to the positioning rope 2 via the quick shackle 4. Specifically, as shown in fig. 6, the quick shackle 4 includes a fixed portion 41, a movable portion 42, and a first connecting ring 43, the fixed portion 41 has an L-shaped structure, the movable portion 42 has an arc-shaped structure, and the fixed portion 41 and the movable portion 42 are matched end to form a second connecting ring. One side of the fixing portion 41 is hollow and slidably provided with a spring drawer 411. One end of the movable portion 42 is hinged to one end of the fixed portion 41 away from the spring drawing pin 411, and a fixing ring is integrally arranged at the other end of the movable portion 42, and is sleeved at the end of the spring drawing pin 411 when the first connecting ring 43 is in a closed state. The middle part in the outer side of the fixing part 41 is integrally provided with a connector, a through hole is formed in the second connecting ring, and the connector penetrates through the through hole and is rotationally connected with the second connecting ring, so that the second connecting ring is rotationally connected with the first connecting ring 43, and the pontoon connecting rope 6 is effectively prevented from knotting. The second connecting ring is fixedly bound on the positioning rope 2 through the connecting rope 6. One end of the pontoon connecting rope 6, which is far away from the foam pontoon, is bound with a mounting ring 5, and the mounting ring 5 is detachably connected with the first connecting ring 43.
The foam anchor buoy 3 which is detachably connected is adopted to replace the traditional steel anchor buoy which is connected in series, when the anchor transferring and spreading operation is carried out, the foam anchor buoy 3 and the buoy connecting rope 6 are retracted onto an anchor boat deck, the foam anchor buoy 3 is detached by the quick shackle 4, the positioning rope 2 of the positioning anchor 1 is connected by the anchor machine steel wire rope of the anchor boat, the positioning rope 2 of the positioning anchor 1 is tightened by the anchor machine, and the positioning anchor 1 leaves the seabed to carry out the anchor transferring operation. By adopting the anchor transferring and spreading method, the depth of water required during anchor transferring and spreading can be only considered by considering the height of the positioning anchor 1, the anchor transferring and spreading operation can be performed at a lower tide level, the anchor transferring and spreading time of the anchor boat is effectively saved, the tide taking operation time of the grab ship and the dredger is further increased, the construction efficiency is improved, and the cost of the grab ship and the dredger for tide stopping is reduced.
In this embodiment, as shown in fig. 5, the foam anchor buoy 3 includes a foam core 31 and an outer cover net 32. The foam inner core 31 is cylindrical structure, and the foam inner core 31 outside is located to the closely cover of dustcoat net 32, and dustcoat net 32 is connected with buoy connection rope 6 ligature, and specific dustcoat net 32 is wire net or nylon wire net, and the wire net can adopt the structure of wrap up one deck antiseptic plastic in the steel wire inner core outside to can also prevent the sea water erosion steel wire inner core when guaranteeing intensity.
The anchor pontoon is set to the foam, and the foam anchor pontoon can reduce anchor pontoon weight than steel anchor pontoon to set up quick shackle 4 on location rope 2, foam anchor pontoon 3 and pontoon connect rope 6 are through quick shackle 4 with location rope 2 quick dismantlement, the staff of being convenient for cooperates the operation when moving anchor operation. The outer side of the foam inner core 31 of the foam anchor pontoon 3 is tightly covered with the outer cover net 32, on one hand, the outer cover net 32 can protect the foam inner core 31, and on the other hand, the foam anchor pontoon is connected with the pontoon connecting rope 6 through the outer cover net 32, so that the outer cover net is convenient to manufacture and connect in practical use.
The working principle of the foam anchor floating for the grab ship under the shallow water condition in the embodiment is as follows:
the serial height of the existing steel anchor pontoon and the positioning anchor 1 is 3.8m, and the operation water depth (tide) required by the anchor boat for moving the anchor in the shallow water area is at least 3.8 m. The foam anchor for grab ship under shallow water in this embodiment floats, foam anchor flotation pontoon 3 can dismantle fast with location rope 2 through flotation pontoon connecting rope 6 and quick shackle 4, when moving anchor exhibition operation, pack up foam anchor flotation pontoon 3 and flotation pontoon connecting rope 6 to the anchor boat deck, utilize quick shackle 4 to dismantle foam anchor flotation pontoon 3, then utilize anchor machine wire rope connection location rope 2 of anchor boat, use anchor machine to tighten up location rope 2 of location anchor 1, location anchor 1 leaves the seabed and moves anchor operation. The required water depth only needs to consider the height of the positioning anchor 1 during anchor transferring and spreading, and the height of the positioning anchor 1 is 3 meters, so that the anchor transferring and spreading operation can be performed at a lower tide level with the operation water depth of about 3 meters, the anchor transferring and spreading time is saved by about 1 hour, the tide taking operation time of a grab ship and a dredger is further increased, the construction efficiency is improved, and the tide stopping cost of the grab ship and the dredger is reduced.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. A foam anchor for a grapple vessel in shallow water conditions, comprising: the device comprises a positioning anchor (1), a positioning rope (2), a foam anchor buoy (3), a quick shackle (4) and a buoy connecting rope (6); one end of the positioning anchor (1) is connected with the end part of the positioning rope (2), and the other end of the positioning anchor is connected with the grab ship through a steel wire rope; one end of the positioning rope (2) far away from the positioning anchor (1) is connected with the quick shackle (4); one end of the pontoon connecting rope (6) is connected with the foam anchor pontoon (3), and the other end is detachably connected with the quick shackle (4).
2. Foam anchor for a grapple ship in shallow water according to claim 1, characterized in that the quick shackle (4) comprises a fixed part (41), a movable part (42) and a first connecting ring (43), the fixed part (41) and the movable part (42) are matched end to form a second connecting ring, and the first connecting ring (43) is connected with the middle part outside the fixed part (41).
3. Foam anchor for a grapple ship in shallow water according to claim 2, characterized in that the fixed part (41) is slidably provided with a spring-pulling pin (411), one end of the movable part (42) is rotatably connected with the fixed part (41), and the other end is provided with a fixing ring sleeved on the spring-pulling pin (411).
4. Foam anchor for a grab ship in shallow water according to claim 1, characterized in that the foam anchor buoy (3) comprises a foam core (31) and an outer cover net (32), the outer cover net (32) is tightly covered outside the foam core (31), the outer cover net (32) is connected with the buoy connection ropes (6).
5. Foam anchor for a grapple ship in shallow water according to claim 4, characterized in that the outer cover net (32) is a steel or nylon net.
6. Foam anchor for a grapple vessel in shallow water conditions according to claim 1, characterized in that the end of the buoy connection line (6) remote from the foam anchor buoy (3) is connected with a mounting ring (5), which mounting ring (5) is detachably connected with the quick shackle (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223551206.2U CN218892665U (en) | 2022-12-28 | 2022-12-28 | Foam type anchor floating for grab ship under shallow water condition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223551206.2U CN218892665U (en) | 2022-12-28 | 2022-12-28 | Foam type anchor floating for grab ship under shallow water condition |
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| Publication Number | Publication Date |
|---|---|
| CN218892665U true CN218892665U (en) | 2023-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223551206.2U Active CN218892665U (en) | 2022-12-28 | 2022-12-28 | Foam type anchor floating for grab ship under shallow water condition |
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| Country | Link |
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| CN (1) | CN218892665U (en) |
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- 2022-12-28 CN CN202223551206.2U patent/CN218892665U/en active Active
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