CN212637830U

CN212637830U - On-board boat rocker formula catches release and ship and mother ship

Info

Publication number: CN212637830U
Application number: CN202021594411.5U
Authority: CN
Inventors: 黎理胜; 卢孝武; 陈海光; 杨涛; 李光天; 何伟群
Original assignee: Guangzhou Shipbuilding And Ocean Engineering Design Research Institute 605th Research Institute Of China State Shipbuilding Corp ltd
Current assignee: Guangzhou Ship And Ocean Engineering Design And Research Institute 65th Research Institute Of China State Shipbuilding Corp Corp
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-03-02
Anticipated expiration: 2030-08-04

Abstract

A ship-borne boat rocker type catching and releasing device, a ship-borne boat and a mother ship are disclosed, a catching hook component of the device is simple and compact in structure, can be installed at a stem or a bow deck of the ship-borne boat through a catching hook fixing base, does not affect the arrangement of various functional devices on the ship-borne boat, a plurality of arresting ropes are arranged on a catching net at intervals, the catching hook component can be matched with two adjacent arresting ropes on the catching net at will, the catching net does not need to be required to have corresponding height and structural support, and the device further embodies the wide installation application range and strong universality; the rigid capturing hook component and the flexible capturing net are matched to realize flexible collision, and a plurality of loose arresting ropes are arranged, so that a large fault-tolerant rate can be realized, and the effective capturing of the ship-borne boat is ensured; the structure can also realize continuous folding and unfolding of multiple boats, and the folding and unfolding efficiency is high.

Description

On-board boat rocker formula catches release and ship and mother ship

Technical Field

The invention relates to a rocker type catching and releasing device for a ship-borne boat, the ship-borne boat and a mother ship.

Background

In order to solve the problems that a large ship cannot navigate in shallow or narrow water areas, special requirements and the like, it is more and more common to arrange a high-speed shipboard boat (including manned work boats and unmanned boats) with flexible performance on the large ship. The boat needs to meet the requirements of simple, safe and quick retraction from a large ship, and the boat usually needs to be locked and aligned for effective limiting in the retraction operation process so that the boat can be fixed on a large ship stern slideway or a hanging basket for dragging, lifting, transferring and other operations. At present, the catching mode to the ship-borne boat has: 1. a crane lifting type, wherein a single-point or multi-point lifting ring or a lifting hook is arranged on a ship, as shown in figure 1; 2. the water jet displacement slipway type is characterized in that a mechanical hook is arranged on a fore deck of a ship carrier, as shown in figure 2; 3. a harpoon-type catching hook and rod combined device is characterized in that a harpoon-type catching hook is arranged on a boat bow of a ship-borne boat, a swingable catching rod matched with the harpoon-type catching hook is arranged on a boat-sitting frame carried on a stern slideway of a large ship, and the ship-borne boat is released and caught by matching the catching hook with the catching rod, as shown in figure 3. However, to crane formula of lifting by crane and row's of dashing slide formula, all need artifical supplementary to carry out corresponding binding or loose binding when locking receiving and releasing of shipborne boat at every turn, just do comparatively inconveniently, work load is great, and is inefficient moreover, and the fishfork catches hook, stick composite set, though realized quick, safety, the function of automatic seizure, nevertheless, along with the increase of the functional extension of shipborne boat type and many boats continuous receiving and releasing mode demands, also exposed the defect: the size of the catching hook is too large, so that the arrangement of other functional equipment (such as arrangement of a measuring device or other equipment and the like) of the boat bow of the boat carrier is influenced; the catch stick that matches on boat-sitting frame or the traction frame also needs corresponding height and structural support, and catches the hook and belong to the rigid contact with catching the stick, if the shipborne boat is not in aqueous, then catch the hook and catch the stick and just difficult break away from, lead to putting the ship failure, therefore can not adapt to the needs that many boats receive and release in succession.

Disclosure of Invention

The invention aims to provide a rocker type catching and releasing device for a ship-borne boat, the ship-borne boat and a mother ship, which have simple and compact structure and wide installation and application range and meet the continuous folding and unfolding requirements of multiple boats.

The invention relates to a rocker type catching and releasing device for a ship, which comprises a catching hook component arranged on the ship and a catching net component arranged on a mother ship; the catching hook component comprises a hook body in an arrow shape, two swinging rods are symmetrically hinged to two ends of the widest position of the head of the hook body respectively, and the other ends of the two swinging rods are connected with a driving structure for driving the two swinging rods to swing synchronously; the catching net component comprises a plurality of blocking ropes arranged at intervals, the distance between every two adjacent blocking ropes is smaller than the maximum width of the head of the hook body, and after the head of the hook body penetrates through the adjacent blocking ropes on the catching net component, the head of the hook body can be locked and limited by the adjacent blocking ropes.

A boat comprises the catch hook assembly in the rocker catch release device, and the catch hook assembly is arranged at a stem or a bow deck of the boat.

A mother ship comprises the catching net assembly in the swing link type catching and releasing device, wherein the catching net assembly is arranged at the stern.

The invention relates to a ship-borne boat rocker type catching and releasing device, a ship-borne boat and a mother ship, when the ship-borne boat needs to be caught, the ship-borne boat drives a catching hook component arranged on the ship-borne boat to move towards a catching net component arranged on a boat frame of the mother ship, the catching hook component moves along with the ship-borne boat, the head of a hook body of the ship-borne boat collides with the catching net component, under the action of the head of the hook body, two adjacent arresting ropes on the catching net component are stressed and opened until the head of the hook body completely passes through the adjacent arresting ropes, the adjacent arresting ropes are not stressed any more and naturally return to the original state, the catching net component continues to move forwards along with the boat frame or the ship-borne boat carries the catching hook component to move backwards along with water flow, the widest position of the head of the hook body is abutted against the arresting ropes of the arresting net component, and further the arresting ropes slide to a included angle between the head of the hook body section and the body section of the hook, meanwhile, the swinging rods are pushed towards the head of the hook body under the action of the arresting rope, so that an included angle is formed at the hinged position of the two swinging rods and self-locking is generated, and the ship-borne boat is effectively captured and limited; when the boat needs to be released, the boat drives the capturing hook assembly mounted on the boat to move in the direction far away from the capturing net assembly mounted on the boat frame, meanwhile, the transmission structure on the capturing hook assembly drives the two swinging rods on the hook body to swing in opposite directions, so that the two swinging rods and the head of the hook body form a rhombus, the two opened swinging rods reversely act on two adjacent arresting ropes of the capturing net assembly and open the arresting ropes along with the continuous movement of the boat until the head of the hook body is completely separated from the adjacent arresting ropes, the adjacent arresting ropes are not stressed any more, and naturally return to the original state, and the boat is released; the catching hook component is simple and compact in structure, can be mounted at the stem or the bow deck of the shipborne boat through the catching hook fixing base, does not affect the arrangement of various functional devices on the shipborne boat, is provided with the plurality of arresting ropes at intervals, can be matched with any two adjacent arresting ropes on the catching net component, does not need to be particularly required to have corresponding height and structural support, and further embodies the wide mounting application range and strong universality; the rigid capturing hook component and the flexible capturing net component are matched to realize flexible collision, and a plurality of loose arresting ropes are arranged, so that a large fault-tolerant rate can be realized, and the effective capturing of the ship-borne boat is ensured; above-mentioned shipborne ship trapping apparatus is through catching the cooperation of hook subassembly and catching the net subassembly, can make the hook body of catching the hook subassembly forward and backward pass through and catch the net subassembly, even the shipborne ship is not in aqueous, also can easily realize that the hook body breaks away from and catches the net subassembly, further shifts the shipborne ship, because the hook body with catch the separation from of net subassembly and do not receive the environmental position influence, therefore can realize many boats and receive and release in succession, receive and release efficiently.

Drawings

Fig. 1 is a schematic diagram of a hoisting structure of a crane in the prior art.

Fig. 2 is a schematic view of a slide type prior art punching arrangement.

FIG. 3 is a schematic view of the structure of a prior art combined hook and rod device for a spear catch.

Fig. 4 to 7 are schematic views of the capturing process of the present invention.

Fig. 8 to 11 are schematic views of the release process of the present invention.

FIG. 12 is a schematic view of the catching and releasing device of the present invention.

Fig. 13 is a top view of fig. 12.

Fig. 14 is a left side view of fig. 12.

FIG. 15 is a schematic view of the capturing state process of the capturing hook assembly and the capturing net assembly.

Fig. 16 is a schematic view illustrating a process of disengaging the catching hook assembly from the catching net assembly.

Detailed Description

A rocker type catch release device for a boat, as shown in fig. 4 to 16, comprising a catch hook assembly mounted on the boat and a catch net assembly mounted on a mother ship; the catching hook component 1 comprises a hook body 11 in an arrow shape, two swinging rods 12 are symmetrically hinged to two ends of the widest position of the head of the hook body 11 respectively, and the other ends of the two swinging rods 12 are connected with a driving structure for driving the two swinging rods to swing synchronously; the catching net component 2 comprises a plurality of blocking ropes 21 arranged at intervals, the distance between every two adjacent blocking ropes 21 is smaller than the maximum width of the head of the hook body 11, and after the head of the hook body 11 penetrates through the adjacent blocking ropes 21 on the catching net component 2, the head of the hook body 11 can be locked and limited by the adjacent blocking ropes 21. The head of the hook body 11 is preferably perpendicular to the arresting string 21 of the catching net module 2 after passing through the catching net module 2. Many block rope 21 from top to bottom horizontal interval arrangement, perhaps many block rope 21 from left to right vertical interval arrangement, many block rope 21 from top to bottom horizontal interval arrangement in this embodiment, it should be said that, no matter many block rope 21 from top to bottom horizontal interval arrangement, still from left to right vertical interval arrangement, when catching net subassembly 2 in the boat centering has the deviation, the fault-tolerant rate all is the same high, catch the success rate and also all be the same high, simultaneously can also the correct centering of recall. The number of barrier ropes 21 is at least two. The hook body 11 can be made of metal or composite materials and other light materials, and has the characteristics of light weight and high strength; the arresting rope 21 can be made of steel wire ropes or composite materials, has strong breaking force and certain flexibility, and can adapt to the fluctuation of a ship with waves to have a high fault-tolerant flexible adjusting function. The catching net assembly 2 has a frame structure enclosed by an outer frame or rope so as to arrange the arresting rope 21 inside.

Under the condition that the catching hook fixing base 3 is connected with the catching hook component 1 in a swinging mode, the body section 18 of the catching hook component 1 is provided with an inner cavity, the side wall of the body section 18 is provided with a long strip-shaped through hole for the free ends of the two swinging rods 12 to extend into the inner cavity of the body section, and the inner cavity of the body section 18 is internally provided with a transmission structure capable of moving back and forth along the length direction of the inner cavity. The swinging rod 12 can be driven to swing back and forth along the length direction of the inner cavity of the body section 18 and the elongated through hole by moving the transmission structure back and forth, so that the head of the hook body 11 can be switched between an arrow shape and a diamond shape. The two strip-shaped through holes are oppositely arranged and matched with the swing rods 12 on the corresponding sides.

The transmission structure comprises a main flexible shaft 13, two sides of one end, facing the swing rod 12, of the main flexible shaft 13 are respectively provided with sub flexible shafts 17 which are parallel to each other, one end of each sub flexible shaft 17 is hinged with the corresponding swing rod 12, and the other end of each sub flexible shaft 17 is connected with the main flexible shaft 13 in a swinging mode. By controlling the main flexible shaft 13 to move, the main flexible shaft 13 drives the sub flexible shaft 17 to move, and then the swing rod 12 is driven to swing.

The transmission structure further comprises a connecting bolt 19, the connecting bolt 19 penetrates through the long-strip-shaped through hole in the side wall of the body section 18 and the main flexible shaft 13 in the inner cavity of the body section 18, the connecting bolt 19 is limited on the side wall of the body section 18 through a nut and a gasket, the end parts of the two sub flexible shafts 17 are movably sleeved on the connecting bolt 19, and the main flexible shaft 13 and the two sub flexible shafts 17 are connected into a whole through the connecting bolt 19. The size of the hole for the connecting bolt 19 to pass through on the two sub flexible shafts 17 is larger than the outer diameter of the connecting bolt 19, so that the end parts of the two sub flexible shafts 17 can be movably sleeved on the connecting bolt 19, and the size of the hole for the connecting bolt 19 to pass through on the two sub flexible shafts 17 is larger than the outer diameter of the connecting bolt 19, so that when the main flexible shaft 13 drives the connecting bolt 19 to horizontally move, the connecting bolt 19 can drive the sub flexible shafts 17 to move, and the sub flexible shafts 17 can swing.

One end of the main flexible shaft 13 facing the swing rod 12 is connected with one end of a return spring 14, the other end of the return spring 14 is fixedly connected to the hook body 11, and the swing rod 12 is opened to enable the head of the hook body 11 to be in a diamond shape when the return spring 14 is in a stretching state. By arranging the return spring 14, the main flexible shaft 13, the connecting bolt 19, the sub flexible shaft 17 and the swing rod 12 can be driven to reset through elastic return under the condition that the return spring 14 is not stressed. The main flexible shaft 13 can be driven by mechanical manual operation, and can also be driven by hydraulic pressure or air pressure. The free end of the main flexible shaft 13 penetrates out of the inner cavity from the side wall of the body section 18 of the hook body 11, so that the mechanical manual operation or the operation of external hydraulic or pneumatic equipment is facilitated.

The positions of the two ends of the head of the hook body 11, which are respectively hinged with the two swing rods 12, are arc-shaped. The arresting rope 21 can be ensured to smoothly slide into the included angle between the head part and the body part of the hook body 11, and the arresting rope 21 can smoothly slide out after the support rod of the swinging rod 12 forms a diamond shape.

The ship-borne boat rocker type catching and releasing device further comprises a catching hook fixing base 3, and the catching hook fixing base 3 is connected with the catching hook assembly 1; the catching hook fixing base 3 includes an outer fixing frame 31, and the tail part of the body section 18 of the hook body 11 is inserted into the outer fixing frame 31 and swingably connected to the outer fixing frame 31 through a rotating shaft 16 fixed in the outer fixing frame 31, or rotatably connected to the outer fixing frame 31 through a rotating bearing; when the hook body 11 is swingably connected to the outer fixed frame 31, the outer fixed frame 31 is further provided with guide pipes 15 facing each other on both sides of the body segment 18 of the hook body 11. When the hook body 11 can swing and is connected with the outer fixing frame 31, the guide pipe 15 ensures that the swing angle of the hook body 11 is slight, and meanwhile, the head of the hook body 11 can swing locally when touching the arresting ropes 21 with different heights through slight swing of the hook body 11, so that the success rate of automatic capture under a high sea condition is further improved, and the local stress of the boat is prevented from being aggravated.

When the hook body 11 can swing and be connected with the external fixing frame 31, a flexible buffer cushion 32 is further arranged between the inner wall of the external fixing frame 31 and the side wall of the body section 18 of the hook body 11, and the success rate of automatic capture can be further improved through the combined action of the flexible buffer cushion 32, the rotating shaft 16 and the guide pipe 15, so that the local stress of the boat carrier can be more effectively avoided.

A boat comprises the catch hook assembly in the rocker catch release device, and the catch hook assembly is arranged at a stem or a bow deck of the boat. The technical effects thereof have been described in the above, and are not described herein again.

A mother ship comprises the catching net assembly in the swing link type catching and releasing device, wherein the catching net assembly is arranged at the stern. The technical effects thereof have been described in the above, and are not described herein again.

Claims

1. The utility model provides a release gear is caught to on-board ship pendulum rod formula which characterized in that: comprises a catching hook component arranged on a ship-borne boat and a catching net component arranged on a mother ship; the catching hook component (1) comprises a hook body (11) in an arrow shape, two swinging rods (12) are symmetrically hinged to two ends of the widest position of the head of the hook body (11), and the other ends of the two swinging rods (12) are connected with a driving structure for driving the two swinging rods to swing synchronously; the catching net component (2) comprises a plurality of blocking ropes (21) which are arranged at intervals, the distance between every two adjacent blocking ropes (21) is smaller than the maximum width of the head of the hook body (11), and after the head of the hook body (11) penetrates through the adjacent blocking ropes (21) on the catching net component (2), the head of the hook body (11) can be locked and limited by the adjacent blocking ropes (21).

2. The on-board boat pendulum bar type catch release device of claim 1, wherein: the body section (18) of the catching hook component (1) is provided with an inner cavity, the side wall of the body section (18) is provided with a strip-shaped through hole for the free ends of the two swing rods (12) to extend into the inner cavity, and the inner cavity of the body section (18) is internally provided with a transmission structure which can move back and forth along the length direction of the inner cavity.

3. The on-board boat pendulum bar type catch release device of claim 2, wherein: the transmission structure comprises a main flexible shaft (13), wherein sub flexible shafts (17) which are parallel to each other are respectively arranged on two sides of one end, facing the swing rod (12), of the main flexible shaft (13), one end of each sub flexible shaft (17) is hinged to the corresponding swing rod (12), and the other end of each sub flexible shaft (17) is connected with the main flexible shaft (13) in a swinging mode.

4. The on-board boat pendulum bar type catch release device of claim 3, wherein: the transmission structure further comprises a connecting bolt (19), the connecting bolt (19) penetrates through the long-strip-shaped through hole in the side wall of the body section (18) and the main flexible shaft (13) in the inner cavity of the body section (18), the connecting bolt (19) is limited on the side wall of the body section (18) through a nut and a gasket, the end parts of the two sub flexible shafts (17) are movably sleeved on the connecting bolt (19), and the main flexible shaft (13) and the two sub flexible shafts (17) are connected into a whole through the connecting bolt (19).

5. The on-board boat pendulum bar type catch release device of claim 4, wherein: one end of the main flexible shaft (13) facing the swing rod (12) is connected with one end of a return spring (14), the other end of the return spring (14) is fixedly connected to the hook body (11), and the swing rod (12) opens to enable the head of the hook body (11) to be in a diamond shape when the return spring (14) is in a stretching state.

6. The on-board boat pendulum bar type catch release device of claim 5, wherein: the positions of the two ends of the head of the hook body (11) which are respectively hinged with the two swing rods (12) are arc-shaped.

7. A rocker-type catch release according to any one of claims 2 to 6, wherein: the catching hook fixing device is characterized by further comprising a catching hook fixing base (3), wherein the catching hook fixing base (3) is connected with the catching hook component (1); catch hook fixed baseplate (3) and include outer fixed frame (31), the afterbody of the health section (18) of hook body (11) gos deep into in outer fixed frame (31) to be connected with outer fixed frame (31) swingably through pivot (16) that is fixed in outer fixed frame (31), still be provided with relative stand pipe (15) respectively in outer fixed frame (31) and in the health section (18) both sides of hook body (11).

8. The boat rocker type catch release device of claim 7, wherein: a flexible buffer cushion (32) is arranged between the inner wall of the outer fixing frame (31) and the side wall of the body section (18) of the hook body (11).

9. A boat, characterized in that: comprising the catch hook assembly of any one of claims 1 to 8, arranged at a stem or a foredeck of a boat.

10. A parent vessel, characterized by: comprising the catch net assembly of any one of claims 1 to 8, the catch net assembly being disposed at the stern of the ship.