Self-fastening type buoyancy tank and ship connecting structure

Abstract

The utility model discloses a self-fastening type buoyancy tank and ship connecting structure in the technical field of buoyancy tank and ship connecting modes. The self-fastening type buoyancy tank and ship connecting structure comprises a ship, and a matched groove with a downward opening is formed in the bottom of the ship; the buoyancy tank is positioned on one transverse side of the ship; the deck fastening structure is fixedly connected between the ship deck and the buoyancy tank deck; one end of the traction facility is fixedly connected with the ship, and the other end of the traction facility is fixedly connected with one longitudinal end of the buoyancy tank; a wedging protruding block is arranged on one transverse side of the floating box, the bottom end of the wedging protruding block is fixedly connected with the bottom end of the floating box through a horizontal connecting plate, the wedging protruding block is contained in the wedging groove in a liftable mode, and the buoyancy of the floating box can be adjusted. The buoyancy tank and the ship can be fixedly connected by adjusting the self-floating state of the buoyancy tank, underwater construction is not needed, the operation difficulty in the process that the target ship is connected with the buoyancy tank is reduced, and safety protection of construction workers is more friendly.

Description

Technical Field

[0001] The utility model relates to the technical field of connection between a buoy and a ship, and in particular to a self-fastening connection structure between a buoy and a ship. Background Art

[0002] With the continuous development of the shipping industry, ship operations on water are becoming more frequent and the demand for operations on water is becoming more diversified.

[0003] A pontoon is a box installed around a ship to provide buoyancy for the ship and increase the deck area of ​​the ship. In actual production activities, in order to improve the stability of the connection between the pontoon and the ship, the pontoon needs to be fixedly connected to the top and bottom of the ship respectively. However, for the assembly method of adding pontoons to ships, whether it is the traditional welding method or other connection methods such as bolt connection, when fixing the bottom end of the pontoon to the bottom end of the ship, construction workers are required to perform underwater construction. Underwater construction operations are not only time-consuming and labor-intensive, but also have problems of low safety and high cost.

[0004] Therefore, how to achieve a convenient fixed connection between the buoy and the ship has become a technical problem that needs to be solved urgently by those skilled in the art. Utility Model Content

[0005] In view of this, the purpose of the utility model is to provide a self-tightening pontoon and ship connection structure to solve the technical problem that the existing pontoon and ship connection method requires underwater construction work.

[0006] The technical solution adopted by the utility model is: a self-fastening buoyancy box and ship connection structure, comprising:

[0007] A ship, wherein the bottom of the ship is provided with a fitting groove opening downward;

[0008] A pontoon located on a lateral side of the vessel;

[0009] A deck fastening structure, wherein the deck fastening structure is fixedly connected between the ship deck and the pontoon deck;

[0010] A traction facility, one end of which is fixedly connected to the ship, and the other end of which is fixedly connected to a longitudinal end of the pontoon;

[0011] Among them, a fitting protrusion is provided on one lateral side of the buoyancy box, the bottom end of the fitting protrusion is fixedly connected to the bottom end of the buoyancy box through a horizontal connecting plate, the fitting protrusion can be lifted and lowered in the fitting groove, and the buoyancy of the buoyancy box can be adjusted.

[0012] Preferably, a positioning block is provided on one lateral side of the floating box, and a positioning marking line matching with the positioning block is provided on the outer side of the ship's hull, so as to realize the longitudinal positioning and lateral positioning of the fitting convex block and the fitting groove.

[0013] Preferably, the positioning marking line is a U-shaped opening downward.

[0014] Preferably, the longitudinal sections of the fitting convex block and the fitting groove are trapezoidal, and the sides close to the floating box of the fitting convex block and the fitting groove are the hypotenuses of the trapezoid.

[0015] Preferably, the height dimension of the fitting convex block is less than or equal to the groove depth dimension of the fitting groove.

[0016] Preferably, the deck fastening structure includes a first bollard, a second bollard and a connecting cable. The first bollard is fixedly installed on the floating box deck, the second bollard is fixedly installed on the ship deck, and the connecting cable is connected between the first bollard and the second bollard.

[0017] Preferably, a plurality of ballast tanks are arranged in the floating box, and the ballast tanks are connected with ballast pumps installed in the floating box.

[0018] Preferably, the number of the towing facilities is two. One of the towing facilities is connected between the longitudinal one end of the ship and the floating box, and the other towing facility is connected between the longitudinal other end of the ship and the floating box.

[0019] Preferably, a plurality of fitting grooves are arranged at intervals along the longitudinal direction at the bottom of the ship.

[0020] The beneficial effects of the utility model:

[0021] In the utility model, a fitting groove with an opening downward is formed at the bottom of the ship, and a fitting convex block is fixedly connected to one lateral side at the bottom end of the floating box. The buoyancy of the floating box can be adjusted, so that the fitting convex block automatically inserts into the fitting groove from bottom to top, and the buoyancy received by the floating box acts on the ship, realizing the automatic fixed connection between the floating box and the bottom end of the ship; the floating box is horizontally moved through the towing facility connected between the longitudinal one end of the ship and the floating box, and the top of the floating box and the ship is fixedly connected through the deck fastening structure connected between the floating box and the ship, realizing the rapid fixed connection between the floating box and the ship, reducing the underwater construction operation, reducing the connection cost between the floating box and the ship, and improving the construction safety. Description of the drawings

[0022] Figure 1 It is a first perspective structural schematic diagram of the self-fastening type floating box and ship connection structure of the utility model;

[0023] Figure 2This is the schematic diagram of the second perspective structure of the self-fastening floating box and ship connection structure of the present utility model;

[0024] Figure 3 This is the first perspective position relationship diagram of the floating box and the hull;

[0025] Figure 4 This is the second perspective position relationship diagram of the floating box and the hull.

[0026] Explanation of the reference numerals in the drawings:

[0027] 10. Ship; 11. Fitting groove;

[0028] 20. Floating box; 21. Fitting convex block; 22. Horizontal connecting plate; 23. Vent pipe;

[0029] 30. Deck fastening structure; 31. First bollard; 32. Second bollard; 33. Connecting cable;

[0030] 40. Towing facility;

[0031] 50. Positioning block. Detailed implementation manners

[0032] The following further details the specific implementation manners of the present utility model in conjunction with the drawings. These implementation manners are only for explaining the present utility model and not for limiting the present utility model.

[0033] In the description of the present utility model, it should be noted that the orientation or position relationships indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or position relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0034] In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0035] In addition, in the description of the present utility model, unless otherwise specified, the meaning of "a plurality of" is two or more than two.

[0036] An embodiment is as follows Figures 1-4 As shown, a self-fastening floating box and ship connection structure, the floating box and ship connection structure includes:

[0037] A ship 10, and a fitting groove 11 with an opening downward is provided at the bottom of the ship 10.

[0038] A floating box 20, and the floating box 20 is located on one lateral side of the ship 10.

[0039] A deck fastening structure 30, and the deck fastening structure 30 is fixedly connected between the deck of the ship 10 and the deck of the floating box 20.

[0040] A traction facility 40, one end of the traction facility 40 is fixedly connected to the ship 10, and the other end of the traction facility 40 is fixedly connected to one longitudinal end of the floating box 20.

[0041] Wherein, a fitting convex block 21 is provided on one lateral side of the floating box 20, the bottom end of the fitting convex block 21 is fixedly connected to the bottom end of the floating box 20 through a horizontal connecting plate 22, the fitting convex block 21 is liftably accommodated in the fitting groove 11, and the buoyancy of the floating box 20 can be adjusted.

[0042] In this application, a fitting groove 11 with an opening downward is formed at the bottom of the ship 10, a fitting convex block 21 is fixedly connected to one lateral side of the bottom end of the floating box 20, and by adjusting the buoyancy of the floating box 20, the fitting convex block 21 can be automatically inserted into the fitting groove 11 from bottom to top, and the buoyancy received by the floating box 20 acts on the ship 10, realizing the automatic fixed connection between the floating box 20 and the bottom end of the ship 10; the floating box 20 is longitudinally moved through the traction facility 40 connected to one longitudinal end of the ship 10 and the floating box 20, and the top of the floating box 20 and the ship 10 is fixedly connected through the deck fastening structure 30 connected between the floating box 20 and the ship 10, realizing the rapid fixed connection between the floating box 20 and the ship 10, reducing underwater construction operations, reducing the connection cost between the floating box 20 and the ship 10, and improving construction safety.

[0043] It should be noted that: the lateral direction in this application refers to Figure 4 the single arrow direction in Figure 4 and the longitudinal direction refers to

[0044] the double arrow direction in Figure 1 、 Figure 2 As shown, a self-fastening floating box and ship connection structure, the floating box and ship connection structure includes: a ship 10, a floating box 20, a deck fastening structure 30, a traction facility 40 and a positioning block 50.

[0045] A fitting groove 11 with an opening downward is provided at the bottom of the ship 10, that is, an upward concave fitting groove 11 is formed on the lower surface of the ship 10.

[0046] The floating box 20 is located on one lateral side of the ship 10. A fitting convex block 21 is provided on the lateral side of the floating box 20 close to the ship 10. The bottom end of the fitting convex block 21 is fixedly connected to the bottom end of the floating box 20 through a horizontal connecting plate 22, that is, the horizontal connecting plate 22 is arranged in the lateral direction, one end of the horizontal connecting plate 22 is fixedly connected to the bottom end of the floating box 20, and the other end of the horizontal connecting plate 22 is fixedly connected to the fitting convex block 21; the fitting convex block 21 is liftably received in the fitting groove 11, and the buoyancy of the floating box 20 can be adjusted, that is, the fitting convex block 21 is inserted into the fitting groove 11 under the action of the buoyancy of the floating box 20, and the fitting convex block 21 can lift and lower synchronously with the floating box 20.

[0047] The deck fastening structure 30 is fixedly connected between the deck of the ship 10 and the deck of the floating box 20 to fixedly connect the top end of the floating box 20 and the top end of the ship 10.

[0048] One end of the towing facility 40 is fixedly connected to the ship 10, and the other end of the towing facility 40 is fixedly connected to the longitudinal end of the floating box 20 for longitudinally moving the floating box 20.

[0049] Wherein, a positioning block 50 is installed on the lateral side of the floating box 20 close to the ship 10. After the positioning block 50 contacts the ship 10, in the lateral direction, the fitting convex block 21 is located directly below the fitting groove 11, so as to realize the lateral positioning of the fitting convex block 21 and the fitting groove 11.

[0050] A positioning marking line (not shown in the figure) is provided on the outer side of the ship's side of the ship 10. The longitudinal distance between the positioning block 50 and the fitting convex block 21 is equal to the longitudinal distance between the positioning marking line and the fitting groove 11, so that after the positioning block 50 on the floating box 20 is aligned with the positioning marking line on the ship 10, the fitting convex block 21 is located directly below the fitting groove 11, so as to realize the longitudinal positioning of the fitting convex block 21 and the fitting groove 11.

[0051] For example: the positioning block 50 is located directly above the fitting convex block 21, and the positioning marking line is located above the fitting groove 11.

[0052] Preferably, the positioning marking line is a U-shaped with an opening downward.

[0053] This is set because: when the positioning identification line is a U-shaped with the opening facing downwards, the two vertical line segments of the U-shaped identification line can cooperate with the positioning block 50 to achieve the longitudinal positioning of the fitting convex block 21 and the fitting groove 11; the horizontal line segment of the U-shaped identification line can cooperate with the positioning block 50 (observing the relative position between the horizontal line segment of the U-shaped identification line and the positioning block 50) to achieve the vertical positioning of the fitting convex block 21 and the fitting groove 11, ensuring that the fitting convex block 21 can move horizontally under the ship 10.

[0054] More preferably, the number of the positioning blocks 50 is multiple, and the multiple positioning blocks 50 are installed at intervals along the longitudinal direction on the transverse side of the floating box 20.

[0055] In other embodiments, the positioning blocks 50 can also be installed on the outer side of the ship's hull of the ship 10, and the longitudinal positioning and transverse positioning of the fitting convex block 21 and the fitting groove 11 are completed through the relative position relationship of the two positioning blocks 50.

[0056] Specific embodiment 2, as Figure 1 、 Figure 2 and Figure 3 shown, a self-fastening floating box and ship connection structure, which includes: a ship 10, a floating box 20, a deck fastening structure 30, and a traction facility 40.

[0057] An upwardly concave fitting groove 11 is provided at the bottom of the ship 10, that is, an upwardly concave fitting groove 11 is formed on the lower surface of the ship 10.

[0058] The floating box 20 is located on the transverse side of the ship 10. A fitting convex block 21 is provided on the transverse side of the floating box 20 close to the ship 10. The bottom end of the fitting convex block 21 is fixedly connected to the bottom end of the floating box 20 through a horizontal connecting plate 22; the fitting convex block 21 is liftably accommodated in the fitting groove 11, and the buoyancy of the floating box 20 can be adjusted, that is, the fitting convex block 21 is inserted into the fitting groove 11 under the buoyancy of the floating box 20, and the fitting convex block 21 can lift and lower synchronously with the floating box 20.

[0059] The deck fastening structure 30 is fixedly connected between the deck of the ship 10 and the deck of the floating box 20 to fixedly connect the top end of the floating box 20 and the top end of the ship 10.

[0060] One end of the traction facility 40 is fixedly connected to the ship 10, and the other end of the traction facility 40 is fixedly connected to the longitudinal end of the floating box 20 for longitudinally moving the floating box 20.

[0061] The longitudinal section of the fitting groove 11 is trapezoidal, and the side of the fitting groove 11 close to the floating box 20 is the hypotenuse of the trapezoid; the longitudinal section of the fitting convex block 21 is trapezoidal, and the side of the fitting convex block 21 close to the floating box 20 is the hypotenuse of the trapezoid, so that the fitting convex block 21 can be smoothly inserted into the fitting groove 11 under the buoyancy of the floating box 20.

[0062] Preferably, the height dimension a of the fitting convex block 21 is less than or equal to the groove depth dimension b of the fitting groove 11, so that the fitting convex block 21 is completely inserted into the fitting groove 11, and the upper surface of the horizontal connecting plate 22 coincides with the lower surface of the ship 10, thereby increasing the contact area between the floating box 20 and the ship 10, and further improving the connection stability between the floating box 20 and the ship 10.

[0063] More preferably, when the fitting convex block 21 is completely located in the fitting groove 11, the transverse dimension of the fitting groove 11 is greater than the transverse dimension of the fitting convex block 21, and the longitudinal dimension of the fitting groove 11 is greater than the longitudinal dimension of the fitting convex block 21.

[0064] Specific embodiment 3, as Figures 1-4 shown, a self-fastening type floating box and ship connection structure, the floating box and ship connection structure includes: a ship 10, a floating box 20, a deck fastening structure 30 and a traction facility 40.

[0065] An opening-down fitting groove 11 is provided at the bottom of the ship 10, that is, an upwardly concave fitting groove 11 is formed on the lower surface of the ship 10.

[0066] The floating box 20 is located on the lateral sides of the ship 10. A fitting convex block 21 is provided on the lateral side of the floating box 20 close to the ship 10. The bottom end of the fitting convex block 21 is fixedly connected to the bottom end of the floating box 20 through a horizontal connecting plate 22; the fitting convex block 21 is liftably accommodated in the fitting groove 11, and the buoyancy of the floating box 20 can be adjusted, that is, the fitting convex block 21 is inserted into the fitting groove 11 under the buoyancy of the floating box 20, and the fitting convex block 21 can lift and lower synchronously with the floating box 20.

[0067] The deck fastening structure 30 is fixedly connected between the deck of the ship 10 and the deck of the floating box 20, so that the top end of the floating box 20 and the top end of the ship 10 are fixedly connected.

[0068] Specifically, the deck fastening structure 30 includes a first bollard 31, a second bollard 32 and a connecting cable 33. The first bollard 31 is fixedly installed on the deck of the floating box 20, and the first bollard 31 is located on the side of the floating box 20 close to the ship 10. The second bollard 32 is fixedly installed on the deck of the ship 10, and the second bollard 32 is located on the side of the ship 10 close to the floating box 20. The connecting cable 33 is connected between the first bollard 31 and the second bollard 32, so that the floating box 20 and the ship 10 are fixedly connected in the horizontal direction.

[0069] One end of the traction facility 40 is fixedly connected to the ship 10 , and the other end of the traction facility 40 is fixedly connected to one longitudinal end of the pontoon 20 , so as to longitudinally position and fix the pontoon 20 .

[0070] Specifically, there are two traction facilities 40, and the two traction facilities 40 are fixedly connected to the two longitudinal ends of the pontoon 20 in a one-to-one correspondence, that is, one of the traction facilities 40 is connected between the ship 10 and one longitudinal end of the pontoon 20 (the head of the pontoon 20), and the other traction facility 40 is connected between the ship 10 and the other longitudinal end of the pontoon 20 (the tail of the pontoon 20), so that the pontoon 20 can be pulled close to the ship and moved longitudinally through the traction effect of the pontoon 20 of the traction facility 40.

[0071] The buoyancy adjustment of the pontoon 20 is achieved as follows: the pontoon 20 is rectangular in shape as a whole, and is a steel watertight structure as a whole; a plurality of ballast water tanks (not shown in the figure) are arranged inside the pontoon 20, each ballast water tank is connected to a ballast water pump (not shown in the figure) installed in the pontoon 20, and a ventilation pipe 23 connected to each ballast water tank is installed on the top of the pontoon 20. The seawater in the ballast water tank can be discharged to the outside of the pontoon 20 through the ballast water pump, thereby reducing the buoyancy of the pontoon 20, and the buoyancy of the pontoon 20 can be increased by inputting seawater into the ballast water tank.

[0072] Preferably, a plurality of fitting grooves 11 are spaced apart along the longitudinal direction at the bottom of the ship 10, that is, a plurality of fitting grooves 11 are provided at the bottom on both lateral sides of the ship 10, and the plurality of fitting grooves 11 are spaced apart along the longitudinal direction.

[0073] A plurality of deck fastening structures 30 are spaced apart and distributed between the deck of the pontoon 20 and the deck of the vessel 10 along the longitudinal direction.

[0074] The installation process of the buoyancy tank and ship connection structure of the utility model is as follows:

[0075] After the pontoon 20 moves to the designated water area, the ballast water volume of the pontoon 20 is adjusted by the ballast water pump provided by the pontoon 20, so that the pontoon 20 sinks to a predetermined draft depth and the pontoon 20 is in a balanced state.

[0076] By pushing with an external tugboat, the traction facilities 40 at both longitudinal ends of the pontoon 20 are towed at the same time, so that the pontoon 20 and the ship 10 are close to each other, and the positioning blocks 50 corresponding to the pontoon 20 and the ship 10 are checked to complete the horizontal positioning of the pontoon 20 and the ship 10.

[0077] The buoyancy box 20 is drained for the second time, so that during the floating process of the buoyancy box 20 , the fitting protrusion 21 at the bottom of the buoyancy box 20 is inserted from bottom to top into the fitting groove 11 at the bottom of the ship 10 .

[0078] Empty all the ballast water inside the floating box 20 and check the reliability of the connection between the bottom of the floating box 20 and the bottom of the ship 10 (by means of inspection marks on the ship's side, external ship pushing the floating box, ship displacement, etc.).

[0079] After determining that the floating box 20 is firmly connected to the ship 10, connect the connection facilities on the deck of the floating box 20 that are adapted to the ship 10 to complete the fixed connection between the top of the floating box 20 and the top of the ship 10.

[0080] Compared with the prior art, the present application has at least the following beneficial technical effects:

[0081] The connection between the floating box of the present application and the ship can realize the firm connection between the floating box and the target ship with the help of a small number of auxiliary measures without underwater operation by construction personnel, and can simply, efficiently, safely and economically install an underwater mobile device for the target ship.

[0082] When connecting the floating box with the target ship in the present application, only by adjusting the floating state of the floating box itself can it be firmly connected with the target ship, without the need for underwater construction operation by construction personnel, which is simple and effective, greatly optimizes the construction process of adding a floating box to the target ship, reduces the operation difficulty in the process of connecting the floating box to the target ship, and is more friendly to the safety protection of construction workers.

[0083] By adjusting the floating state of the floating box in the present application, the fitting convex block at the bottom of the floating box can be automatically inserted and connected with the fitting groove at the bottom of the ship, so that the bottom of the floating box is fixedly connected to the bottom of the ship and provides buoyancy for the floating box without underwater operation by personnel.

[0084] The above are only the preferred embodiments of the present invention. It should be noted that for those of ordinary skill in the art, without departing from the technical principle of the present invention, several improvements and replacements can still be made, and these improvements and replacements should also be regarded as the protection scope of the present invention.

Claims

1. A self-tightening buoyancy tank and ship connection structure, characterized in that: include: A ship (10), wherein the bottom of the ship (10) is provided with a fitting groove (11) opening downward; A buoyancy box (20), wherein the buoyancy box (20) is located on a lateral side of the vessel (10); A deck fastening structure (30), wherein the deck fastening structure (30) is fixedly connected between the deck of the ship (10) and the deck of the pontoon (20); A traction facility (40), one end of which is fixedly connected to the vessel (10), and the other end of which is fixedly connected to a longitudinal end of the buoyancy box (20); A mating protrusion (21) is provided on one lateral side of the buoyancy box (20), the bottom end of the mating protrusion (21) is fixedly connected to the bottom end of the buoyancy box (20) via a horizontal connecting plate (22), the mating protrusion (21) can be lifted and lowered in the mating groove (11), and the buoyancy of the buoyancy box (20) can be adjusted.

2. A self-tightening buoyancy tank and ship connection structure according to claim 1, characterized in that: A positioning block (50) is provided on one lateral side of the buoyancy box (20), and a positioning marking line matching the positioning block (50) is provided on the outer side of the ship's side (10) to achieve longitudinal and lateral positioning of the mating protrusion (21) and the mating groove (11).

3. A self-tightening buoyancy tank and ship connection structure according to claim 2, characterized in that: The positioning identification line is in a U-shape with an opening downward.

4. A self-tightening buoyancy tank and ship connection structure according to claim 1, characterized in that: The longitudinal sections of the mating protrusion (21) and the mating groove (11) are trapezoidal, and the sides of the mating protrusion (21) and the mating groove (11) close to the buoyancy box (20) are the hypotenuse of the trapezoid.

5. A self-tightening buoyancy tank and ship connection structure according to claim 4, characterized in that: The height dimension of the matching protrusion (21) is less than or equal to the depth dimension of the matching groove (11).

6. A self-tightening buoyancy tank and ship connection structure according to claim 1, characterized in that: The deck fastening structure (30) comprises a first bollard (31), a second bollard (32) and a connecting cable (33); the first bollard (31) is fixedly mounted on the deck of the pontoon (20); the second bollard (32) is fixedly mounted on the deck of the ship (10); and the connecting cable (33) is connected between the first bollard (31) and the second bollard (32).

7. A self-tightening buoyancy tank and ship connection structure according to claim 1, characterized in that: A plurality of ballast water tanks are arranged in the buoyancy box (20), and the ballast water tanks are connected to a ballast water pump installed in the buoyancy box (20).

8. The self-fastening buoyancy tank and ship connection structure according to claim 1, characterized in that: The number of the traction facilities (40) is two, one of which is connected between the ship (10) and one longitudinal end of the pontoon (20), and the other of which is connected between the ship (10) and the other longitudinal end of the pontoon (20).

9. A self-tightening buoyancy tank and ship connection structure according to claim 1, characterized in that: A plurality of fitting grooves (11) are spaced apart and distributed along the longitudinal direction on the bottom of the ship (10).

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