CN114560042B - Boat tying device for realizing free floating of free-falling lifeboat - Google Patents

Abstract

The invention discloses a mooring device for realizing the free floating of a free-falling lifeboat, relates to the technical field of lifeboat equipment, and solves the problem that the current mooring device cannot realize automatic floating out of the water when there is no one in the lifeboat when the large ship sinks The problem of requirements; the boat fixing mechanism of the present invention includes a bottom plate, a baffle group is installed on the bottom plate, a cylindrical rod is installed in the baffle group, a ball is installed on one end of the cylindrical rod, and a connecting ring is installed on the other end of the cylindrical rod. One end of the ring is connected with the fixed boat chain. When the ship sinks and the lifeboat floats up, the ball moves upward along the gap to realize automatic release; so that when the ship is shipwrecked under severe sea conditions, the crew has no time to board the lifeboat. When it starts to sink, the lifeboat floats up by its own buoyancy, and through the boat fixing mechanism, the lifeboat can be successfully separated from the big ship and float freely on the sea surface, allowing the crew members who fell into the sea to climb into the boat to survive at sea.

Description

A mooring device for realizing the free floating of a free-fall lifeboat

technical field

The invention relates to the technical field of lifeboat equipment, in particular to a mooring device for realizing the free floating of a free-fall lifeboat.

Background technique

A lifeboat is a small boat that can carry a certain number of people, and is an indispensable life-saving equipment on a ship. Patent CN212332931U discloses a high-strength and high-sea condition free-fall lifeboat, which specifically includes a hull and a davit. Manufactured by the stacking method, the boat frame includes a davit arm, a slideway, a release hook device, a boat fixing device, a hydraulic system, a hydraulic lifting winch, an arm support, a ship lock and a boat rope, and the boat fixing device includes a fixing seat, a fixed boat The boat hook and the boat-fixing chain, when in use, the lifeboat must be released by a person in the boat to disengage the boat hook operation, and the lifeboat can be released; therefore, the current mooring device cannot be used when the big ship sinks and there is no one in the lifeboat Under the circumstances, the requirement of automatic floating out of the water can be realized.

Contents of the invention

The purpose of the present invention is to solve the problem that the current mooring device cannot meet the requirement of automatically floating out of the water when the lifeboat is sinking when there is no one in the lifeboat, and to propose a free-floating system for a free-falling lifeboat. Boat device; when the ship sinks and the lifeboat floats up, the ball moves upward along the gap to realize automatic release, so that when the ship is in a shipwreck under severe sea conditions, the big ship starts to sink before the crew have time to board the lifeboat, and the lifeboat Relying on its own buoyancy to float up, the lifeboat can be successfully separated from the big ship through the boat fixing mechanism and float freely on the sea surface for the crew who fell into the sea to climb into the boat to survive at sea.

The purpose of the present invention can be achieved through the following technical solutions:

A mooring device for realizing the free floating of a free-fall lifeboat, comprising a mounting plate installed on the ship, a slideway is installed on the mounting plate, a boat body is placed on the slideway, a boat fixing mechanism is installed on the mounting plate, and the boat fixing mechanism One end is connected with one end of the hull; the boat fixing mechanism includes a bottom plate, a baffle group is installed on the bottom plate, a cylindrical rod is installed in the baffle group, a ball is installed at one end of the cylindrical rod, and a connecting rod is installed at the other end of the cylindrical rod. One end of the connecting ring is connected with the fixed boat chain, and the other end of the fixed boat chain is connected with one end of the hull;

The baffle plate group includes a first limiting plate and a second limiting plate, a gap for placing a cylindrical rod is provided between the first limiting plate and the second limiting plate, and the distance between the gaps is smaller than the diameter of the ball;

As a preferred embodiment of the present invention, the size and shape of the first limiting plate and the second limiting plate are the same, and the ends of the first limiting plate and the second limiting plate away from the bottom plate are arc-shaped plates; the bottom plate The setting has multiple mounting holes;

As a preferred embodiment of the present invention, a protruding shaft is provided at one end of the cylindrical rod close to the connecting ring, a limit block is installed at one end of the protruding shaft, a circular ring is installed on the connecting ring, and the circular ring is sleeved on the protruding shaft;

As a preferred embodiment of the present invention, the other end of the boat-fixing chain is also connected to the hull through a fixing component, and the fixing component is used to remotely control the disconnection of the other end of the boat-fixing chain from the hull; the fixing The components include a box body, and a communication unit, a processing unit and a drive unit are installed inside the box body;

The communication unit is used to receive the disconnection signaling sent by the remote terminal and send it to the processing unit;

The processing unit is used to disconnect the signaling for authentication, and after the authentication is successful, generate a disconnection instruction and send it to the drive unit;

The drive unit is used to receive a disconnection command and control the other end of the fixing chain to disconnect from the hull.

As a preferred embodiment of the present invention, the drive unit includes a U-shaped base installed inside the box, and the U-shaped base is provided with a U-shaped groove and an electric push rod installation groove at the bottom of the U-shaped groove; An electric push rod is installed inside the electric push rod installation groove, and one end of the electric push rod is welded with a connecting plate. The inside of the U-shaped base is located on one side of the U-shaped groove. A lock cylinder is plugged into the through hole, one end of the lock cylinder is fixed in the connecting plate, a lock ring is sleeved on the lock cylinder, and the lock ring is welded on the other end of the boat chain;

As a preferred embodiment of the present invention, the specific process of the drive unit controlling the disconnection of the other end of the fixed boat chain from the hull is as follows: the drive unit controls the electric push rod to work, and the electric push rod drives the connecting plate to move away from the U-shaped base. The direction of the seat moves, thereby driving the lock cylinder to move away from the U-shaped base, and then the lock cylinder is pulled out from the inside of the lock ring, so that the lock ring is detached from the U-shaped base and pulled out from the box to realize the fastening of the boat chain and the boat. body disconnection;

Compared with prior art, the beneficial effect of the present invention is:

1. In the present invention, when the ship sinks and the lifeboat floats up, the ball moves upward along the gap to realize automatic release; so that when the ship is in a shipwreck under severe sea conditions, the big ship starts to sink before the crew have time to board the lifeboat. The lifeboat floats up by its own buoyancy. Through the boat fixing mechanism, the lifeboat can be successfully separated from the big ship and float freely on the sea surface for the crew members who fell into the sea to climb into the boat to survive at sea;

2. The present invention controls the work of the electric push rod through the drive unit, and the electric push rod drives the connecting plate to move away from the U-shaped base, thereby driving the lock cylinder to move away from the U-shaped base, and then makes the lock cylinder move away from the lock ring Pull out the inside of the lock ring to separate from the U-shaped base and pull out from the box to realize the remote operation disconnection of the fixed boat chain and the hull.

Description of drawings

In order to facilitate the understanding of those skilled in the art, the present invention will be further described below in conjunction with the accompanying drawings.

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is a schematic plan view of the normal state of the boat fixing mechanism of the present invention;

3 is a schematic diagram of the overall structure of the boat fixing mechanism of the present invention;

Fig. 4 is a schematic diagram of the internal structure of the box of the present invention.

Reference signs:

1. Mounting plate; 2. Boat fixing mechanism; 3. Hull; 4. Slideway; 5. Box body; 21. Bottom plate; 22. Baffle group; 23. Ball; 24. Cylindrical rod; 25. Protruding shaft ; 26, circular ring; 27, connecting ring; 28, limit block; 29, solid boat chain; 211, mounting hole; 221, first limit plate; 222, second limit plate; 223, gap; 51, U-shaped base; 52, electric push rod installation groove; 53, electric push rod; 54, lock ring; 55, connecting plate; 56, lock cylinder; 57, cylindrical through hole;

Detailed ways

The technical solutions of the present invention will be clearly and completely described below in conjunction with the embodiments. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention. ,

Embodiment one:

Please refer to Figures 1-3, a mooring device for free-floating free-fall lifeboats, including a mounting plate 1 installed on the ship, a slideway 4 is installed on the mounting plate 1, and a boat is placed on the slideway 4 body 3, a boat fixing mechanism 2 is installed on the mounting plate 1, and one end of the boat fixing mechanism 2 is connected with an end of the boat body 3; A plurality of mounting holes 211 may be provided, and be fixed on the mounting plate 1 by bolts and other fasteners;

Baffle plate group 22 is installed on the base plate, and cylindrical rod 24 is installed in the baffle plate group 22, and ball 23 is installed on one end of cylindrical rod 24, and connecting ring 27 is installed on the other end of cylindrical rod 24, and one end of connecting ring 27 and solid The boat chain 29 is connected, and the other end of the solid boat chain 29 is connected with one end of the boat body 3; the end of the cylindrical rod 24 near the connecting ring 27 is provided with a protruding shaft 25, and one end of the protruding shaft 25 is equipped with a limit block 28, and on the connecting ring 27 A circular ring 26 is installed, and the circular ring 26 is sleeved on the protruding shaft 25; the circular ring 26 is limited by the limit block 28, so that the connecting ring 27 is fixed on one end of the cylindrical rod 24;

The baffle plate group 22 comprises a first limiting plate 221 and a second limiting plate 222; the first limiting plate 221 and the second limiting plate 222 have the same size and shape, and the first limiting plate 221 and the second limiting plate 222 is an arc-shaped plate at one end away from the bottom plate 21; a gap 223 for placing the cylindrical rod 24 is provided between the first limiting plate 221 and the second limiting plate 222, and the distance between the gap 223 is less than the diameter of the ball 23; The ball 23 is located in the gap 223, and the overall force is uniform, safe and reliable; the structure is simple and will not cause accidental decoupling; the practicability is strong; the installation is convenient; the maintenance is convenient, and the reliability of the free-floating lifeboat of the free-fall lifeboat is improved;

The boat fixing mechanism 2 is in a normal state, and the ball 23 at the end of the cylindrical rod 24 is stuck in the gap 223, pulling the free-falling lifeboat; when the ship sinks and the lifeboat floats up, the ball 223 moves upward along the gap 223 and escapes. achieve automatic release;

When a shipwreck occurs in severe sea conditions, the ship begins to sink before the crew have time to board the lifeboat, and the lifeboat floats up by its own buoyancy. The crew in the sea climbed into the boat to survive at sea;

Embodiment two:

Please refer to Figs. 1 and 4, the other end of the fixed boat chain 29 is connected with the hull 3 through a fixed assembly, and the fixed assembly is used to remotely control the disconnection of the other end of the fixed boat chain 29 from the hull 3; the fixed assembly Including a box body 5, a communication unit, a processing unit and a drive unit are installed inside the box body 5;

The communication unit is used to receive the disconnection signaling sent by the remote terminal and send it to the processing unit;

The processing unit is used to disconnect the signaling for authentication. After the authentication is successful, generate a disconnection command and send it to the drive unit; specifically: verify the remote terminal sent by the disconnection signaling, including the model of the remote terminal and the disconnection command. Information authentication such as password authentication;

The drive unit is used to receive the disconnection command and control the other end of the fixed boat chain 29 to disconnect from the hull 3; the drive unit includes a U-shaped base 51 installed inside the box body 5, and a U-shaped base 51 is provided inside the U-shaped base 51. Type groove 58 and electric push rod installation groove 52 at the bottom of U-shaped groove 58; electric push rod 53 is installed inside electric push rod installation groove 52, and one end of electric push rod 53 is welded with connecting plate 55, U-shaped base 51 A cylindrical through hole 57 connected to the U-shaped groove 58 is provided on the side wall of the U-shaped groove 58 inside, and a lock cylinder 56 is inserted into the interior of the cylinder through-hole 57, and one end of the lock cylinder 56 is fixed in the connecting plate 55. A lock ring 54 is sleeved on the lock post 56, and the lock ring 54 is welded on the other end of the boat chain 29;

When the ship is in a normal state and the lifeboat needs to be disconnected, the corresponding personnel send a disconnection signal to the communication unit through the remote terminal, and the communication unit sends the disconnection signal to the processing unit; the processing unit authenticates the disconnection signal, and the authentication is successful Afterwards, a disconnect command is generated and sent to the drive unit; the drive unit controls the electric push rod 53 to work, and the electric push rod 53 drives the connecting plate 55 to move away from the U-shaped base 51, thereby driving the lock cylinder 56 to move away from the U-shaped base 51. The direction of the U-shaped base 51 moves, and then the lock cylinder 56 is pulled out from the inside of the lock ring 54, so that the lock ring 54 is separated from the U-shaped base 51 and pulled out from the box body 5, so that the fixed boat chain 29 is disconnected from the boat body 3. ;

When the present invention is in use, when the ship sinks and the lifeboat floats up, the ball 223 moves upward along the gap 223 and escapes to realize automatic release; so that when the ship is in a shipwreck under severe sea conditions, before the crew has time to board the lifeboat, the big ship starts When sinking, the lifeboat floats up by its own buoyancy, and the lifeboat can be successfully separated from the big ship through the boat fixing mechanism 2, and floats freely on the sea surface, allowing the crew members who fell into the sea to climb into the boat to survive at sea; when the boat is in normal state, When the lifeboat needs to be disconnected, the corresponding personnel send a disconnection signal to the communication unit through the remote terminal, and the communication unit sends the disconnection signal to the processing unit; the processing unit authenticates the disconnection signal, and generates a disconnection command after the authentication is successful and send it to the drive unit; the drive unit controls the electric push rod 53 to work, and the electric push rod 53 drives the connecting plate 55 to move away from the U-shaped base 51, thereby driving the lock cylinder 56 to move away from the U-shaped base 51 Movement, and then lock cylinder 56 is extracted from the inside of lock ring 54, lock ring 54 is detached from U-shaped base 51, extracted from casing 5, and realizes that the solid boat chain 29 is disconnected from the boat hull 3.

The preferred embodiments of the invention disclosed above are only to help illustrate the invention. The preferred embodiments do not exhaust all details nor limit the invention to only specific embodiments. Obviously, many modifications and variations can be made based on the contents of this specification. This description selects and specifically describes these embodiments in order to better explain the principle and practical application of the present invention, so that those skilled in the art can well understand and utilize the present invention. The invention is to be limited only by the claims, along with their full scope and equivalents.

Claims (3)

1. A mooring device for realizing the free floating of a free-fall lifeboat, comprising a mounting plate (1) installed on the ship, a slideway (4) is installed on the mounting plate (1), and a boat is placed on the slideway (4) body (3), a boat fixing mechanism (2) is installed on the mounting plate (1), and one end of the boat fixing mechanism (2) is connected with an end of the boat hull (3); it is characterized in that the boat fixing mechanism (2) Comprise base plate (21), baffle plate group (22) is installed on the base plate, cylindrical rod (24) is installed in the baffle plate group (22), and ball (23) is installed on one end of cylindrical rod (24), cylindrical rod ( The other end of 24) is equipped with connecting ring (27), and one end of connecting ring (27) is connected with fixed boat chain (29), and the other end of fixed boat chain (29) is connected with an end of hull (3); Described baffle plate group (22) comprises first limiting plate (221) and second limiting plate (222), is provided with for placing between the first limiting plate (221) and the second limiting plate (222). The gap (223) of the cylindrical rod (24), and the pitch of the gap (223) is smaller than the diameter of the ball (23); The other end of the boat-fixing chain (29) is also connected to the hull (3) through a fixing assembly, and the fixing assembly is used for remotely controlling the other end of the boat-fixing chain (29) to be disconnected from the hull (3); The fixed assembly includes a box body (5), and a communication unit, a processing unit and a drive unit are installed inside the box body (5); The communication unit is used to receive the disconnection signaling sent by the remote terminal and send it to the processing unit; The processing unit is used to disconnect the signaling for authentication, and after the authentication is successful, generate a disconnection instruction and send it to the drive unit; The drive unit is used to receive a disconnection command and control the other end of the fixing chain (29) to disconnect from the hull (3); The drive unit includes a U-shaped base (51) installed inside the box body (5), and a U-shaped groove (58) is opened inside the U-shaped base (51) and an electric motor located at the bottom of the U-shaped groove (58). Push rod installation slot (52); electric push rod (53) is installed inside the electric push rod installation slot (52), and one end of electric push rod (53) is welded with connecting plate (55), U-shaped base (51) The inside is located at the side wall of the U-shaped groove (58) and is provided with a cylindrical through hole (57) connected with the U-shaped groove (58). The inside of the cylindrical through hole (57) is inserted with a lock cylinder (56). One end of (56) is fixed in the connecting plate (55), and lock post (56) is sleeved with lock ring (54), and lock ring (54) is welded on the other end of solid boat chain (29); The specific process of the drive unit controlling the disconnection of the other end of the fixed boat chain (29) from the hull (3) is as follows: the drive unit controls the electric push rod (53) to work, and the electric push rod (53) drives the connecting plate (55) Move to the direction away from the U-shaped base (51), thereby driving the lock column (56) to move away from the U-shaped base (51), and then the lock column (56) is extracted from the inside of the lock ring (54), Make lock ring (54) break away from U-shaped base (51), extract out from casing (5), realize that solid boat chain (29) is disconnected with hull (3). 2. A mooring device for free-floating of a free-fall lifeboat according to claim 1, characterized in that the size and shape of the first limiting plate (221) and the second limiting plate (222) Similarly, the ends of the first limiting plate (221) and the second limiting plate (222) away from the bottom plate (21) are arc-shaped plates; the bottom plate (21) is provided with a plurality of mounting holes (211). 3. A mooring device for free-floating of a free-fall lifeboat according to claim 1, characterized in that a protruding shaft (25) is provided at one end of the cylindrical rod (24) close to the connecting ring (27), One end of the protruding shaft (25) is equipped with a limit block (28), and an annulus (26) is installed on the connecting ring (27), and the annulus (26) is sleeved on the protruding shaft (25).

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