CN111409769A - Combined hatch cover device - Google Patents
Combined hatch cover device Download PDFInfo
- Publication number
- CN111409769A CN111409769A CN202010304511.8A CN202010304511A CN111409769A CN 111409769 A CN111409769 A CN 111409769A CN 202010304511 A CN202010304511 A CN 202010304511A CN 111409769 A CN111409769 A CN 111409769A
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- CN
- China
- Prior art keywords
- plate
- cover plate
- cover
- hatch cover
- coaming
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/12—Hatches; Hatchways
- B63B19/14—Hatch covers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B17/00—Vessels parts, details, or accessories, not otherwise provided for
- B63B17/04—Stanchions; Guard-rails ; Bulwarks or the like
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/01—Trap-doors
Abstract
The invention discloses a combined hatch cover device, which comprises a first hatch cover component, a second hatch cover component and a third hatch cover component, wherein the first hatch cover component comprises a first coaming vertically fixed on a ship deck and a first cover plate connected to the top of the first coaming through bolts; the first cover plate is also provided with a plurality of lifting holes; a rail assembly disposed along a periphery of the first enclosure; the second hatch cover assembly comprises a second coaming arranged around the edge of the through hole and a second cover plate covering the top of the second coaming, and one end of the second cover plate is hinged with one end of the second coaming so that the second cover plate has the degree of freedom of rotating around the first cover plate; and a support is arranged between the lower top surface of the second cover plate and the side wall of the second enclosing plate, so that the second cover plate can be supported and fixed after rotating to a preset angle. The combined hatch cover device is simple in structure and convenient to manufacture, can select the form of opening the hatch cover according to the size of spare parts, and is convenient to operate and high in flexibility.
Description
Technical Field
The invention relates to the technical field of ship outfitting, in particular to a combined hatch cover device.
Background
The traditional three main vessels are bulk cargo vessels, container vessels and oil tankers, and all the three are usually designed by arranging engine rooms at the tail parts and building and arranging the engine rooms right above the engine rooms. Considering the needs of overhaul and replacement of equipment such as a main engine in an engine room, a large hatch cover is often designed and arranged at the tail part of an upper building, the size of the hatch cover is generally designed according to large-sized spare parts such as a main engine piston rod and a cylinder sleeve, the overall performances such as the stability and the strength of cabin breaking of a ship are considered, and the hatch cover needs to be arranged in a watertight mode, so that a bolt mode with a coaming is adopted. However, in the actual operation process, even if small spare parts are hoisted or small equipment parts are replaced in the engine room, the hatch cover plate needs to be hoisted, the hatch cover plate is connected through bolts, the workload of dismounting is large, and in addition, the safety of a crew during hoisting work is difficult to guarantee due to the need of hoisting the hatch cover plate during hoisting large spare parts.
It is therefore highly desirable to design a modular hatch cover assembly to address the above problems.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a combined hatch cover device, so as to solve the technical problems in the prior art that, due to the fact that hatch cover plates are connected by bolts, the hatch cover plates need to be lifted and opened when small spare parts are lifted and the workload of assembly and disassembly is large, and the safety of crews is difficult to guarantee when large spare parts are lifted and opened.
In order to achieve the above object, the present invention provides a combined hatch cover device, which includes a first hatch cover assembly, including a first coaming fixed vertically on a deck of a ship and a first cover plate bolted to the top of the first coaming, wherein the first cover plate is provided with a through hole; the first cover plate is also provided with a plurality of lifting holes;
a rail assembly disposed along a periphery of the first enclosure;
the second hatch cover assembly comprises a second coaming arranged around the edge of the through hole and a second cover plate covering the top of the second coaming, and one end of the second cover plate is hinged with one end of the second coaming so that the second cover plate has the degree of freedom of rotating around the first cover plate; and a support is arranged between the lower top surface of the second cover plate and the side wall of the second enclosing plate, so that the second cover plate can be supported and fixed after rotating to a preset angle.
Further, the rail subassembly includes along a plurality of railing that the periphery of first bounding wall set up and connect the wire rope of a plurality of railing in proper order.
Furthermore, the fence assembly also comprises a plurality of base cushion plates and a plurality of railing bases which are arranged along the periphery of the first enclosing plate; the base plates are arranged in parallel to the deck and fixedly connected with the first enclosing plate, and each base plate is provided with one railing base; the bottom of railing with railing base fixed connection, be equipped with on the railing and be used for fixing wire rope's retainer plate.
Further, the first enclosing plate comprises a vertical plate vertically fixed on a ship deck and a transverse plate fixedly connected with the top end of the vertical plate; the first cover plate is fixedly connected with the transverse plate through bolts.
Furthermore, the support comprises an upper hinge seat, a sliding plate, a push rod and a lower hinge seat, the upper hinge seat is arranged on the lower top surface of the second cover plate, the first end of the sliding plate is connected with the upper hinge seat, the second end of the sliding plate is connected with the first end of the push rod, the second end of the push rod is connected with the lower hinge seat, and the lower hinge seat is arranged on the side wall of the second enclosing plate; the sliding plate is sleeved with a sliding block, the sliding block can slide along the axial direction of the sliding plate, and a groove is formed in the second end of the sliding plate.
Furthermore, a handle is further arranged on the push rod, and the second end of the sliding plate, the first end of the push rod and one end of the handle are connected through a middle pin shaft.
Furthermore, a plurality of locking handles are arranged on the upper top surface of the second cover plate along the circumferential direction of the second cover plate.
Furthermore, the locking handle comprises a grab handle, the grab handle is rotatably connected to the second cover plate, one end of the grab handle penetrates through the second cover plate, and a locking block is arranged at the end part of the grab handle; and a limiting block is arranged on the side wall of the second enclosing plate, and the locking block is positioned below the limiting block corresponding to the position on the side wall of the second enclosing plate.
Furthermore, one end, far away from the support, of the second cover plate is provided with a locking piece for fixing a lock.
Further, a rubber gasket is arranged between the second cover plate and the second enclosing plate.
The combined hatch cover device provided by the invention has the beneficial effects that:
compared with the prior art, the combined hatch cover device provided by the invention has the advantages that the first hatch cover component comprises a first coaming vertically fixed on a ship deck and a first cover plate connected to the top of the first coaming through bolts, and the first cover plate is provided with through holes; the first cover plate is also provided with a plurality of lifting holes; the fence assembly is arranged along the periphery of the first enclosing plate; the second hatch cover assembly comprises a second coaming arranged around the edge of the through hole and a second cover plate covering the top of the second coaming, and one end of the second cover plate is hinged with one end of the second coaming so that the second cover plate has the degree of freedom of rotating around the first cover plate; a support is arranged between the lower top surface of the second cover plate and the side wall of the second enclosing plate, so that the second cover plate is supported and fixed after rotating to a preset angle; therefore, when the small spare parts are hoisted, the hoisting operation can be started only by opening the second cover plate without disassembling the cover plate, the operation is convenient and simple, the workload of workers is reduced, and the hoisting efficiency is improved; when the large spare part is hoisted, the bolts between the first cover plate and the first enclosing plate are loosened, then the first cover plate and the second hatch cover assembly are hoisted together, and then workers can hoist the fence assembly, so that the safety of the crewman in the hoisting process is guaranteed, and the possibility of accidents is reduced. The combined hatch cover device is simple in structure and convenient to manufacture, can select the form of opening the hatch cover according to the size of spare parts, and is convenient to operate and high in flexibility.
Drawings
Fig. 1 is a first schematic view of an assembly structure of a combined hatch cover device and a ship deck according to an embodiment of the invention;
fig. 2 is a second schematic view of an assembly structure of the combined hatch cover device and the ship deck according to the embodiment of the invention;
fig. 3 is a first schematic view illustrating an assembly structure of a rail assembly, a ship deck and a first hatch cover assembly in the combined hatch cover device according to an embodiment of the present invention;
fig. 4 is a second schematic view illustrating an assembly structure of the rail assembly, the ship deck and the first hatch cover assembly in the combined hatch cover device according to the embodiment of the present invention;
fig. 5 is a schematic view illustrating an assembly structure of a first hatch cover assembly and a deck of a ship in the combined hatch cover device according to an embodiment of the present invention;
FIG. 6 is a cross-sectional view A-A of FIG. 5;
FIG. 7 is a cross-sectional view B-B of FIG. 5;
fig. 8 is a schematic structural view of a second hatch cover assembly in the combined hatch cover device according to the embodiment of the present invention;
fig. 9 is a schematic structural view illustrating a second hatch cover assembly of the combined hatch cover device according to the embodiment of the present invention mounted on a first cover plate;
fig. 10 is a schematic view of a working structure of a large spare part hoisting using the combined hatch cover device according to the embodiment of the invention;
fig. 11 is a schematic view of an operation structure of hoisting a small spare part by using the combined hatch cover device according to the embodiment of the invention.
The ship hatch cover assembly comprises a base, a transverse plate, a first cover plate, a first hatch cover assembly, a first coaming, a vertical plate, a second hatch cover assembly, a transverse plate, a first cover plate, a second cover plate, a through hole, 122, a lifting hole, a second coaming assembly, a fence assembly, a rail 211, a fixing ring, a steel wire rope, a base backing plate, a base plate, a rail base, a second hatch cover assembly, a second coaming, a limiting block, a second cover plate, a supporting device, a first hinge base, a second hinge base, a sliding plate 333, a push rod, a second hinge base, a lower hinge base, a handle 335, a handle, a locking handle 341, a hand grab handle 342.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 11, a combined hatch cover device according to an embodiment of the present invention includes a first hatch cover assembly 1, including a first coaming 11 vertically fixed on a ship deck 4 and a first cover plate 12 bolted to a top of the first coaming 11, where the first cover plate 12 is provided with a through hole 121; the first cover plate 12 is further provided with a plurality of hanging holes 122;
a fence assembly 2 disposed along the periphery of the first enclosure 11;
a second hatch cover assembly 3, including a second coaming 31 surrounding along the edge of the through hole 121 and a second cover plate 32 covering the top of the second coaming 31, wherein one end of the second cover plate 32 is hinged with one end of the second coaming 31 so that the second cover plate 32 has a degree of freedom to rotate around the first cover plate 12; a support 33 is arranged between the lower top surface of the second cover plate 32 and the side wall of the second enclosing plate 31, so that the second cover plate 32 is supported and fixed after rotating to a preset angle;
based on the above structure, the combined hatch cover device according to the present invention is designed such that the first hatch cover assembly 1 includes a first coaming 11 vertically fixed on the ship deck 4 and a first cover plate 12 bolted to the top of the first coaming 11, and the first cover plate 12 is provided with a through hole 121; the first cover plate 12 is further provided with a plurality of hanging holes 122; the fence assembly 2 is arranged along the periphery of the first enclosing plate 11; the second hatch cover assembly 3 comprises a second coaming 31 arranged around the edge of the through hole 121 and a second cover plate 32 arranged on the top of the second coaming 31, wherein one end of the second cover plate 32 is hinged with one end of the second coaming 31 so that the second cover plate 32 has a degree of freedom of rotation around the first cover plate 12; a support 33 is arranged between the lower top surface of the second cover plate 32 and the side wall of the second enclosing plate 31 so as to support and fix the second cover plate 32 after rotating for a preset angle; therefore, when small spare parts are hoisted, hoisting operation can be started only by opening the second cover plate 32 without disassembling the cover plate, the operation is convenient and simple, the workload of workers is reduced, and the hoisting efficiency is improved; when large spare parts are hoisted, bolts between the first cover plate 12 and the first enclosing plate 11 are loosened, then the first cover plate 12 and the second hatch cover assembly 3 are hoisted together, and then workers can hoist the fence assembly 2, so that the safety of crews in hoisting work is guaranteed, and the possibility of accidents is reduced. The combined hatch cover device is simple in structure and convenient to manufacture, can select the form of opening the hatch cover according to the size of spare parts, and is convenient to operate and high in flexibility. The combined hatch cover device is almost suitable for all ships and platform projects, and has strong applicability.
Specifically, the number of the hanging holes 122 is four, and the hanging holes 122 are welded to the first cover plate 12. The interior border welding of through-hole 121 has the abrasionproof round steel, first apron 12 with first bounding wall 11 passes through bolt and nut packing ring fastening, and the centre clamps the leakproofness of rubber packing ring 36 in order to guarantee the hatch board.
Further, referring to fig. 2 to 4, as an embodiment of the combined hatch cover device provided by the present invention, the fence assembly 2 includes a plurality of railings 21 disposed along the periphery of the first enclosing plate 11 and a steel cable 22 sequentially connected to the railings 21; one end of the steel wire rope 22 is fixedly connected with one rail 21, and the other end of the steel wire rope 22 sequentially penetrates through the two rails 21 and is connected with the last rail 21 in a buckling mode through a screw buckle. So, the outside of first bounding wall 11 sets up the protection wire to when hoist large-scale spare part, can divide out danger area and safe region, the workman can carry out the hoist and mount work at safe region, thereby has guaranteed the security of crewman in carrying out the hoist and mount work, has reduced the possibility of accident.
Further, referring to fig. 2 to 4, as an embodiment of the combined hatch cover device provided by the present invention, the rail assembly 2 further includes a plurality of base plate 23 and a plurality of rail bases 24 disposed along the periphery of the first coaming 11; the base backing plates 23 are arranged in parallel to the deck and fixedly connected with the first enclosing plate 11, and the base backing plates 23 are also fixedly connected with the transverse plate 112 through ribbed plates so as to improve the strength of the backing plates; each base cushion plate 23 is welded and connected with one railing base 24; the bottom of railing 21 with railing base 24 fixed connection, the middle part of railing 21, top all are equipped with and are used for fixing wire rope 22's retainer plate 211.
Further, referring to fig. 1, 4, 6 and 7, as an embodiment of the combined hatch cover device provided by the present invention, the first coaming 11 includes a vertical plate 111 vertically fixed on the ship deck 4 and a horizontal plate 112 fixedly connected to a top end of the vertical plate 111; the first cover plate 12 is fixedly connected with the transverse plate 112 through bolts, and anti-abrasion round steel is welded on one side of the transverse plate 112, which is far away from the base backing plate 23.
Further, referring to fig. 1 and 9, as a specific embodiment of the combined hatch cover device provided by the present invention, the support 33 includes an upper hinge base 331, a sliding plate 332, a push rod 333, and a lower hinge base 334, the upper hinge base 331 is disposed on a lower top surface of the second cover plate 32, a first end of the sliding plate 332 is connected to the upper hinge base 331 through an upper pin, a second end of the sliding plate 332 is connected to a first end of the push rod 333 through a middle pin, a second end of the push rod 333 is connected to the lower hinge base 334 through a lower pin, the lower hinge base 334 is disposed on a sidewall of the second coaming 31, hinges are wound on both the upper hinge base 331 and the lower hinge base 334, and the second cover plate 32 rotates around the hinges through the hinge bases;
as shown in fig. 1, 8 and 9, when the second cover 32 is closed, the second cover 32 is in a horizontal state, and two sets of supporters 33 are installed in parallel on one side of the second cover 32. When the second cover plate 32 is in the closed state, the support 33 is in the non-operating state, the slider is located at the bottom end of the sliding plate 332, and the whole support 33 is in the shape of an oblique V.
As shown in fig. 1 and 9, a slide block is sleeved on the slide plate 332, the slide block is hollow and has an open rectangular parallelepiped shape, the slide block can freely slide along the axial direction of the slide plate 332, the slide plate 332 is a rectangular parallelepiped with a groove at one end, and the groove is arranged at the second end of the slide plate 332.
Further, referring to fig. 1 and 9, as an embodiment of the combined hatch cover device provided by the present invention, a handle 335 is further disposed on the push rod 333, and the second end of the sliding plate 332, the first end of the push rod 333, and an end of the handle 335 are connected by a middle pin.
When the support 33 is in an inoperative state, the push rod 333 and the sliding plate 332 are not in a straight line, the two ends intersect at an angle, the intersection point is connected by a middle pin shaft, the middle pin shaft connects the second end of the sliding plate 332, the first end of the push rod 333 and one end of the handle 335, the slide block does not fix the push rod 333, and the push rod 333 does not enter the groove of the sliding plate 332.
As shown in fig. 1, 9 and 11, when the second cover 32 needs to be opened, the supporter 33 is in an operating state, the push rod 333 and the sliding plate 332 are in the same line, and the predetermined angle is 180 degrees. As described above, the second end of the sliding plate 332, the first end of the push rod 333, and one end of the handle 335 are connected together by a middle pin shaft, the middle pin shaft is provided with a cotter pin and a gasket, the first end of the sliding plate 332 is connected with the upper hinge base 331 by an upper pin shaft, and the upper pin shaft is also provided with a cotter pin and a gasket; the second end of the push rod 333 and the other end of the handle 335 are connected together with the lower hinge base 334 through a lower pin shaft, and the lower pin shaft is provided with a cotter pin and a gasket. When the support 33 works, the sliding block is pushed along the direction of the upper pin shaft of the sliding plate 332, and the groove of the sliding plate 332 is exposed; the push rod 333 is pushed upwards by the handle 335 and pushed into the groove of the sliding plate 332, and then the sliding block slides towards the lower middle pin shaft, so as to clamp the push rod 333 and prevent the push rod from rotating, thereby supporting and fixing the second cover plate 32.
Further, referring to fig. 1, fig. 2, fig. 8 and fig. 9, as an embodiment of the combined hatch cover device provided by the present invention, a plurality of locking handles 34 are symmetrically arranged on the upper top surface of the second cover plate 32 along the circumferential direction thereof, so as to snap-connect the second cover plate 32 with the second coaming 31, and prevent the second cover plate 32 from moving freely. In the present embodiment, the number of the locking handles 34 is 6.
Further, referring to fig. 1 and 9, as an embodiment of the combined hatch cover device provided by the present invention, the locking handle 34 includes a handle 341, the handle 341 is rotatably connected to the second cover plate 32, and one end of the handle 341 passes through the second cover plate 32, and a locking block 342 is disposed at an end thereof; a limiting block 311 is arranged on the side wall of the second enclosing plate 31, and the locking block 342 is located below the limiting block 311 corresponding to the position on the side wall of the second enclosing plate 31. In this way, the locking block 342 can be driven to rotate by rotating the handle 341, when the locking handle 34 is in the locking state, the locking block 342 rotates to a position right below the limiting block 311, so as to limit the movement of the locking block 342 in the vertical direction, further limit the movement of the second cover plate 32 in the vertical direction, and the second cover plate 32 is in the closed state; when the locking handle 34 is in the released state, the locking block 342 is dislocated with the limiting block 311, so that the second cover 32 can be opened.
Further, referring to fig. 1, fig. 2, fig. 8 and fig. 9, as an embodiment of the combined hatch cover device provided by the present invention, a locking member 35 for fixing a lock is disposed at an end of the second cover plate 32 away from the support 33. In this way, an operator can fix the padlock through the locking fastener 35, so that the second cover plate 32 and the second enclosing plate 31 are locked, and a wharf worker can enter the cabin through the cabin cover to steal when the ship arrives at a port.
Specifically, the hasp piece 35 include with second apron 32 fixed connection's last hasp and with second bounding wall 31 fixed connection's lower hasp, be equipped with the lockhole on the last hasp, be equipped with down the lockhole on the lower hasp, go up the hasp with the cooperation of lower hasp makes go up the lockhole with the synthetic lockhole that is used for fixed tool to lock of lockhole group.
Further, referring to fig. 1 and 9, as an embodiment of the combined hatch cover device provided by the present invention, a rubber gasket 36 is disposed between the second cover plate 32 and the second coaming 31. In this way, the sealing between the second cover plate 32 and the second closure plate 31 is ensured.
The following describes in detail a specific process of using the combined hatch cover device according to the present invention with reference to fig. 1 to 11:
after the combined hatch cover is installed on a ship deck, when large spare parts such as cylinder sleeves need to be hoisted, bolts between the first cover plate 12 and the first enclosing plate 11 are loosened, the first cover plate 12 and the second hatch cover component 3 are hoisted together, and then a railing 21, a steel wire rope 22 and a screw buckle are installed, so that a worker can perform hoisting operation outside the range defined by the steel wire rope 22; when small spare parts such as pipelines are hoisted, the locking handle 34 is only required to be twisted to be in a loosened state, the second cover plate 32 is opened, the push rod 333 is pushed upwards through the handle 335 and is pushed into the groove of the sliding plate 332, the sliding block slides towards the pin shaft in the lower part, the push rod 333 is clamped, and the second cover plate 32 cannot rotate, so that the hoisting operation can be carried out.
In summary, the combined hatch cover device according to the present invention is designed such that the first hatch cover assembly 1 includes a first coaming 11 vertically fixed on the ship deck 4 and a first cover plate 12 bolted to the top of the first coaming 11, and the first cover plate 12 is provided with a through hole 121; the first cover plate 12 is further provided with a plurality of hanging holes 122; the fence assembly 2 is arranged along the periphery of the first enclosing plate 11; the second hatch cover assembly 3 comprises a second coaming 31 arranged around the edge of the through hole 121 and a second cover plate 32 arranged on the top of the second coaming 31, wherein one end of the second cover plate 32 is hinged with one end of the second coaming 31 so that the second cover plate 32 has a degree of freedom of rotation around the first cover plate 12; a support 33 is arranged between the lower top surface of the second cover plate 32 and the side wall of the second enclosing plate 31 so as to support and fix the second cover plate 32 after rotating for a preset angle; therefore, when small spare parts are hoisted, hoisting operation can be started only by opening the second cover plate 32 without disassembling the cover plate, the operation is convenient and simple, the workload of workers is reduced, and the hoisting efficiency is improved; when large spare parts are hoisted, bolts between the first cover plate 12 and the first enclosing plate 11 are loosened, then the first cover plate 12 and the second hatch cover assembly 3 are hoisted together, and then workers can hoist the fence assembly 2, so that the safety of crews in hoisting work is guaranteed, and the possibility of accidents is reduced. The combined hatch cover device is simple in structure and convenient to manufacture, can select the form of opening the hatch cover according to the size of spare parts, and is convenient to operate and high in flexibility. The combined hatch cover device is almost suitable for all ships and platform projects, and has strong applicability.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. A modular hatch cover apparatus, comprising:
the first hatch cover assembly comprises a first coaming vertically fixed on a ship deck and a first cover plate connected to the top of the first coaming through bolts, and a through hole is formed in the first cover plate; the first cover plate is also provided with a plurality of lifting holes;
a rail assembly disposed along a periphery of the first enclosure;
the second hatch cover assembly comprises a second coaming arranged around the edge of the through hole and a second cover plate covering the top of the second coaming, and one end of the second cover plate is hinged with one end of the second coaming so that the second cover plate has the degree of freedom of rotating around the first cover plate; and a support is arranged between the lower top surface of the second cover plate and the side wall of the second enclosing plate, so that the second cover plate can be supported and fixed after rotating to a preset angle.
2. The modular hatch cover apparatus of claim 1 wherein said rail assembly includes a plurality of rails disposed along the periphery of said first panel and a wire rope connecting said plurality of rails in sequence.
3. The modular hatch cover apparatus of claim 2 wherein said rail assembly further includes a plurality of base pads and a plurality of railing bases disposed along the periphery of said first coaming; the base plates are arranged in parallel to the deck and fixedly connected with the first enclosing plate, and each base plate is provided with one railing base; the bottom of railing with railing base fixed connection, be equipped with on the railing and be used for fixing wire rope's retainer plate.
4. The combined hatch cover device according to claim 1, characterized in that the first coaming comprises a vertical plate vertically fixed on the deck of the ship and a horizontal plate fixedly connected with the top end of the vertical plate; the first cover plate is fixedly connected with the transverse plate through bolts.
5. The modular hatch cover assembly of claim 1 wherein said support means comprises an upper hinge block, a slide plate, a push rod, and a lower hinge block, said upper hinge block being disposed on the lower top surface of said second panel, a first end of said slide plate being connected to said upper hinge block, a second end of said slide plate being connected to a first end of said push rod, a second end of said push rod being connected to said lower hinge block, said lower hinge block being disposed on the sidewall of said second panel; the sliding plate is sleeved with a sliding block, the sliding block can slide along the axial direction of the sliding plate, and a groove is formed in the second end of the sliding plate.
6. The combined hatch cover device according to claim 5, characterized in that a handle is further provided on the push rod, and the second end of the slide plate, the first end of the push rod and one end of the handle are connected by a center pin.
7. The modular hatch cover assembly of claim 1, wherein a plurality of locking knobs are provided on the upper top surface of the second cover plate along the circumference thereof.
8. The combined hatch cover device according to claim 7, characterized in that the locking handle comprises a hand grip rotatably connected to the second cover plate, and one end of the hand grip penetrates the second cover plate and is provided with a locking piece at an end thereof; and a limiting block is arranged on the side wall of the second enclosing plate, and the locking block is positioned below the limiting block corresponding to the position on the side wall of the second enclosing plate.
9. The combined hatch cover device according to claim 1, characterized in that the end of the second cover plate remote from the support is provided with a locking catch for fixing a lock.
10. The modular hatch cover assembly of claim 1 wherein a rubber gasket is disposed between the second cover panel and the second shroud panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010304511.8A CN111409769A (en) | 2020-04-17 | 2020-04-17 | Combined hatch cover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010304511.8A CN111409769A (en) | 2020-04-17 | 2020-04-17 | Combined hatch cover device |
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| Publication Number | Publication Date |
|---|---|
| CN111409769A true CN111409769A (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010304511.8A Pending CN111409769A (en) | 2020-04-17 | 2020-04-17 | Combined hatch cover device |
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| CN (1) | CN111409769A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859432A (en) * | 2021-10-08 | 2021-12-31 | 中船黄埔文冲船舶有限公司 | Embedded hatch structure |
| JP7297040B1 (en) | 2021-12-07 | 2023-06-23 | 株式会社新来島どっく | Ventilation duct cover mounting structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3861083A (en) * | 1971-12-30 | 1975-01-21 | Moteurs Goiot | Hatches for use in boats |
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| CN203623915U (en) * | 2013-11-20 | 2014-06-04 | 天长市远洋船舶设备有限公司 | Spring assistance hatch cover |
| CN105947111A (en) * | 2016-07-01 | 2016-09-21 | 中船黄埔文冲船舶有限公司 | Handrail capable of being quickly dismounted as well as base thereof and using method thereof |
| CN206494074U (en) * | 2016-12-26 | 2017-09-15 | 天津市宝洪源机械制造有限公司 | A kind of double-deck dual-purpose hatchcover |
| CN107826213A (en) * | 2017-10-10 | 2018-03-23 | 中船黄埔文冲船舶有限公司 | A kind of no-welding hatch safe fence device |
| CN207595190U (en) * | 2017-11-17 | 2018-07-10 | 中船黄埔文冲船舶有限公司 | A kind of removable fixture fence for hatchcover hanging object mouth |
| CN110861750A (en) * | 2019-10-28 | 2020-03-06 | 中船黄埔文冲船舶有限公司 | Embedded hatch cover |
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| CN201472625U (en) * | 2009-09-29 | 2010-05-19 | 大连船舶重工集团有限公司 | Novel support device for ship hatch covers |
| CN203623915U (en) * | 2013-11-20 | 2014-06-04 | 天长市远洋船舶设备有限公司 | Spring assistance hatch cover |
| CN105947111A (en) * | 2016-07-01 | 2016-09-21 | 中船黄埔文冲船舶有限公司 | Handrail capable of being quickly dismounted as well as base thereof and using method thereof |
| CN206494074U (en) * | 2016-12-26 | 2017-09-15 | 天津市宝洪源机械制造有限公司 | A kind of double-deck dual-purpose hatchcover |
| CN107826213A (en) * | 2017-10-10 | 2018-03-23 | 中船黄埔文冲船舶有限公司 | A kind of no-welding hatch safe fence device |
| CN207595190U (en) * | 2017-11-17 | 2018-07-10 | 中船黄埔文冲船舶有限公司 | A kind of removable fixture fence for hatchcover hanging object mouth |
| CN110861750A (en) * | 2019-10-28 | 2020-03-06 | 中船黄埔文冲船舶有限公司 | Embedded hatch cover |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859432A (en) * | 2021-10-08 | 2021-12-31 | 中船黄埔文冲船舶有限公司 | Embedded hatch structure |
| JP7297040B1 (en) | 2021-12-07 | 2023-06-23 | 株式会社新来島どっく | Ventilation duct cover mounting structure |
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Application publication date: 20200714 |