Coastal engineering ship positioning and anchoring device

Abstract

The utility model belongs to the technical field of ship positioning and anchoring, and discloses a coastal engineering ship positioning and anchoring device which comprises an anchoring assembly used for unwinding and anchoring, and further comprises an adjusting assembly arranged below the anchoring assembly and used for compensating movement of a ship body in a bidirectional sliding mode. The adjusting assembly is provided with two pairs of locking assemblies used for relatively moving, locking and reinforcing. The adjusting assembly comprises a first sliding seat. According to the coastal engineering ship positioning and anchoring device, through the arrangement of sliding compensation for movement of the ship body, the anchoring assembly moves in the opposite direction relative to the ship body, the movement of the ship body is compensated, and therefore it is guaranteed that the position of the anchoring assembly is kept unchanged, the position of the ship body is finely adjusted under the condition that the anchoring position is not changed, and positioning is convenient; through the bidirectional sliding arrangement, the compensation range is expanded, and the flexibility of fine adjustment is improved; and through the arrangement of relative movement locking and reinforcing, the fixing effect on the position of the anchoring assembly is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of ship positioning and mooring, and particularly relates to a positioning and mooring device for coastal engineering ships. Background Technique

[0002] Due to the increase in offshore projects, the need for various coastal projects such as a large number of reclamation, ports, highways, railways, docks, salvage, dredging, submarine pipelines, artificial islands, etc., coastal engineering ships need to be positioned in the working area during operation; offshore engineering ships mainly adopt the method of mooring positioning. Mooring positioning is a positioning method that uses an anchor, anchor cable and anchor chain to moor a marine structure or ship in a designated sea area, restricting external forces from changing the state of the ship or structure, and keeping it in a predetermined position, so as to reduce the drilling stop time caused by excessive movement, such as drilling platforms, drilling ships, etc.

[0003] Comparing with the Chinese patent with the authorized announcement number of CN218559097U, it discloses a positioning and mooring device for coastal engineering ships, including a control mechanism and an anchor chain installed on the upper part of the ship body. The control mechanism includes a guiding component and a conveying component. The guiding component is divided into a first guiding component and a second guiding component. The first guiding component and the second guiding component are arranged vertically. The first guiding component includes a bottom plate, an installation plate is slidably connected to the upper part of the bottom plate, two groups of moving frames are slidably connected to one side of the installation plate away from the bottom plate, a bidirectional lead screw is threadedly connected in the middle of the two groups of moving frames, and a first motor for controlling the bidirectional lead screw is fixedly connected to one side of the installation plate.

[0004] After the above patent is anchored, it is impossible to finely adjust the position of the hull without changing the anchoring position, which is inconvenient for positioning. Therefore, a new device needs to be designed. Content of the Utility Model

[0005] The purpose of the utility model is to provide a positioning and mooring device for coastal engineering ships to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A positioning and mooring device for coastal engineering ships includes a lower anchor component for paying out and lowering the anchor, and further includes an adjusting component arranged below the lower anchor component for bidirectional sliding to compensate for the movement of the hull, and two pairs of locking components for relative movement and locking and reinforcement are installed on the adjusting component;

[0008] The adjusting assembly includes a first sliding seat, a first lead screw is installed in the first sliding seat, a first motor is installed on one side of the first lead screw, a first sliding plate is arranged on the first lead screw, a second sliding seat is arranged on the upper surface of the first sliding plate, a second lead screw is installed in the second sliding seat, a second motor is installed on one side of the second lead screw, and a second sliding plate is arranged on the second lead screw.

[0009] Further: The lower anchor assembly includes a bottom plate, an anchor winch is arranged on the upper surface of the bottom plate, a cable is wound on the anchor winch, a support arm is arranged below the cable, and a guide wheel is installed on the support arm.

[0010] Further: The locking assembly includes a locking plate, a locking frame is arranged outside the locking plate, two locking pieces are symmetrically installed up and down and slidably in the locking frame, two left - right - hand lead screws are symmetrically arranged at both ends in the locking frame, and a locking motor is arranged below the left - right - hand lead screw.

[0011] Further: The first sliding plate is slidably connected to the first sliding seat, and the second sliding plate is slidably connected to the second sliding seat.

[0012] Further: The locking plate is a T - shaped plate, two pairs of the locking plates are respectively installed on the front and rear sides of the first sliding plate and on both sides of the second sliding plate, and ceramic wear - resistant layers are arranged on the contact surfaces of the locking plate and the locking pieces.

[0013] Further: The support arm is made of 304 stainless steel, and the guide wheel is rotatably connected to the support arm.

[0014] Compared with the prior art, the beneficial effects are as follows:

[0015] 1. Through the setting of sliding to compensate for the movement of the hull, the lower anchor assembly moves in the opposite direction relative to the hull to compensate for the movement of the hull, so as to ensure that the position of the lower anchor assembly remains unchanged, and the position of the hull can be finely adjusted without changing the anchoring position, which facilitates positioning;

[0016] 2. Through the setting of bidirectional sliding, the compensation range is expanded, and the flexibility of fine adjustment is improved;

[0017] 3. Through the setting of locking and strengthening by relative movement, the fixing effect of the position of the lower anchor assembly is improved. Description of the Drawings

[0018] Figure 1 is a schematic structural diagram of a positioning and mooring device for a coastal engineering ship described in the present utility model;

[0019] Figure 2 is a front view of the lower anchor assembly of a positioning and mooring device for a coastal engineering ship described in the present utility model;

[0020] Figure 3 It is an axonometric view of the adjustment component of a positioning and mooring device for coastal engineering ships described in the present utility model;

[0021] Figure 4 It is a right sectional view of the locking component of a positioning and mooring device for coastal engineering ships described in the present utility model.

[0022] In the attached drawing reference numerals: 101, bottom plate; 102, anchor winch; 103, anchor cable; 104, support arm; 105, guide wheel; 201, first sliding seat; 202, first lead screw; 203, first motor; 204, first sliding plate; 205, second sliding seat; 206, second lead screw; 207, second motor; 208, second sliding plate; 301, locking plate; 302, locking piece; 303, locking frame; 304, double-threaded lead screw; 305, locking motor. Specific embodiments

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0024] Please refer to Figures 1-4 , a positioning and mooring device for coastal engineering ships, including an anchor-lowering component for paying out and lowering an anchor, and further including an adjustment component arranged below the anchor-lowering component for bidirectional sliding to compensate for the movement of the hull, and two pairs of locking components for relative movement to lock and reinforce are installed on the adjustment component.

[0025] In this embodiment: The anchor-lowering component includes a bottom plate 101, an anchor winch 102 is arranged on the upper surface of the bottom plate 101, an anchor cable 103 is wound on the anchor winch 102, a support arm 104 is arranged below the anchor cable 103, a guide wheel 105 is installed on the support arm 104, the support arm 104 is made of 304 stainless steel, the guide wheel 105 is rotatably connected to the support arm 104, and the bottom plate 101 supports the anchor winch 102 to pay out the anchor cable 103 so that it can lower the anchor under the support of the guide wheel 105 on the support arm 104;

[0026] In this embodiment: The adjusting assembly includes a first sliding seat 201. A first lead screw 202 is installed inside the first sliding seat 201. A first motor 203 is installed on one side of the first lead screw 202. A first sliding plate 204 is arranged on the first lead screw 202. A second sliding seat 205 is arranged on the first sliding plate 204. A second lead screw 206 is installed inside the second sliding seat 205. A second motor 207 is installed on one side of the second lead screw 206. A second sliding plate 208 is arranged on the second lead screw 206. The first sliding plate 204 is slidably connected to the first sliding seat 201. The second sliding plate 208 is slidably connected to the second sliding seat 205. When it is necessary to finely adjust the position of the hull after anchoring, while the hull is moving, the second motor 207 is driven to rotate the second lead screw 206 to push the second sliding plate 208 to drive the anchoring assembly to slide back and forth along the second sliding seat 205. At the same time, in cooperation with the first motor 203 driving the first lead screw 202 to rotate to push the first sliding plate 204 to drive the second sliding seat 205 to slide to both sides along the first sliding seat 201, so that the anchoring assembly moves in the opposite direction relative to the hull to compensate for the movement of the hull, thereby ensuring that the position of the anchoring assembly remains unchanged and finely adjusting the position of the hull without changing the anchoring position;

[0027] In this embodiment: The locking assembly includes a locking plate 301. A locking frame 303 is arranged outside the locking plate 301. Two locking pieces 302 are symmetrically and slidably installed up and down inside the locking frame 303. Two left - right - hand lead screws 304 are symmetrically arranged at both ends inside the locking frame 303. A locking motor 305 is arranged below the left - right - hand lead screw 304. The locking plate 301 is a T - shaped plate. Two pairs of locking plates 301 are respectively installed on the front and rear sides of the first sliding plate 204 and on both sides of the second sliding plate 208. Ceramic wear - resistant layers are arranged on the contact surfaces of the locking plate 301 and the locking pieces 302. After the adjustment is completed, the locking frame 303 supports the locking motor 305 to drive the left - right - hand lead screw 304 to rotate to push the two locking pieces 302 to clamp the locking plate 301 from the upper and lower sides, thereby strengthening and locking the positions of the first sliding plate 204 and the second sliding plate 208 and improving the fixing effect on the position of the anchoring assembly.

[0028] Working principle: The bottom plate 101 supports the anchor winch 102 to unwind the anchor cable 103, and the anchor cable is lowered under the support of the guide wheel 105 on the support arm 104; when the position of the hull needs to be finely adjusted after anchoring, while the hull is moving, the second motor 207 drives the second lead screw 206 to rotate, pushing the second slide plate 208 to drive the under-anchoring assembly to slide back and forth along the second slide seat 205. At the same time, the first motor 203 drives the first lead screw 202 to rotate, pushing the first slide plate 204 to drive the second slide seat 205 to slide to both sides along the first slide seat 201, so that the under-anchoring assembly moves in the opposite direction relative to the hull to compensate for the movement of the hull, thereby ensuring that the position of the under-anchoring assembly remains unchanged, and the position of the hull is finely adjusted without changing the anchoring position; after the adjustment is completed, the locking frame 303 supports the locking motor 305 to drive the left-right threaded lead screw 304 to rotate, pushing two locking pieces 302 to clamp the locking plate 301 from the upper and lower sides, thereby strengthening and locking the positions of the first slide plate 204 and the second slide plate 208, and improving the fixing effect of the position of the under-anchoring assembly.

[0029] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A coastal engineering ship positioning and anchoring device, comprising an anchoring assembly for unwinding and anchoring, characterized in that: It also includes an adjustment component for bidirectional sliding compensation of hull movement arranged below the lower anchor component, and two pairs of locking components for relative motion locking and reinforcement are installed on the adjustment component; The adjustment assembly comprises a first slide seat (201), a first screw rod (202) is installed in the first slide seat (201), a first motor (203) is installed on one side of the first screw rod (202), a first slide plate (204) is arranged on the first screw rod (202), a second slide seat (205) is arranged on the first slide plate (204), a second screw rod (206) is installed in the second slide seat (205), a second motor (207) is installed on one side of the second screw rod (206), and a second slide plate (208) is arranged on the second screw rod (206).

2. A coastal engineering ship positioning and mooring device according to claim 1, characterized in that: The lower anchor assembly comprises a bottom plate (101), an anchor windlass (102) is arranged on the bottom plate (101), an anchor cable (103) is wound on the anchor windlass (102), a support arm (104) is arranged below the anchor cable (103), and a guide wheel (105) is installed on the support arm (104).

3. A coastal engineering ship positioning and mooring device according to claim 1, characterized in that: The locking assembly comprises a locking plate (301), a locking frame (303) is arranged outside the locking plate (301), two locking plates (302) are symmetrically slidably installed in the locking frame (303), two positive and negative threaded screw rods (304) are symmetrically arranged at both ends of the locking frame (303), and a locking motor (305) is arranged below the positive and negative threaded screw rods (304).

4. A coastal engineering ship positioning and mooring device according to claim 1, characterized in that: The first slide plate (204) is slidably connected to the first slide seat (201), and the second slide plate (208) is slidably connected to the second slide seat (205).

5. A coastal engineering ship positioning and mooring device according to claim 3, characterized in that: The locking plate (301) is a T-shaped plate. Two pairs of the locking plates (301) are respectively installed on the front and rear sides of the first slide plate (204) and the two sides of the second slide plate (208). The contact surfaces of the locking plates (301) and the locking plates (302) are both provided with a ceramic wear-resistant layer.

6. A coastal engineering ship positioning and mooring device according to claim 2, characterized in that: The support arm (104) is made of 304 stainless steel, and the guide wheel (105) is rotatably connected to the support arm (104).

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