CN216185793U - Wedge-shaped damping device for ship moon pool - Google Patents
Wedge-shaped damping device for ship moon pool Download PDFInfo
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- CN216185793U CN216185793U CN202122302778.6U CN202122302778U CN216185793U CN 216185793 U CN216185793 U CN 216185793U CN 202122302778 U CN202122302778 U CN 202122302778U CN 216185793 U CN216185793 U CN 216185793U
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Abstract
The utility model relates to the technical field of ship and ocean engineering, in particular to a wedge-shaped damping device for a ship moon pool, which comprises the moon pool, a longitudinal moving mechanism, a transverse telescopic mechanism, a wedge-shaped damping mechanism and an automatic cabin door, wherein a plurality of hatches distributed at intervals are arranged on the inner wall around the moon pool, the rear end of each hatch is provided with the automatic cabin door, the outer side around the moon pool is provided with the longitudinal moving mechanism, each longitudinal moving mechanism and the moon pool are distributed at intervals, the front end of each longitudinal moving mechanism is provided with the transverse telescopic mechanism, and the front end of each transverse telescopic mechanism is provided with the wedge-shaped damping mechanism. Through setting up wedge drag reduction mechanism, can be according to the difference of the dynamics that the inside sea water wave motion of moon pool produced the surge, change the drag reduction angle of wedge drag reduction board to reach best drag reduction efficiency.
Description
Technical Field
The utility model relates to the technical field of ship and ocean engineering, in particular to a wedge-shaped drag reduction device for a ship moon pool.
Background
In vessels such as submersible support vessels and drilling vessels, a well-like structure extending through the deck to the bottom plate, called a moon pool, is usually provided in the middle of the hull for operations. Although the moon pool brings convenience to special operations of the ship, the huge opening of the moon pool causes the resistance of the ship body to be greatly increased when the ship sails.
The utility model discloses a platform moon pool fairing, shake the cabin including setting up at the horizontal inner wall in moon pool both ends and damping cabin that separates through the watertight baffle with subtracting, damping cabin outer wall shakes the cabin lower part outer wall and violently several rows crisscross damping piece that distributes respectively with subtracting, subtracts to shake cabin lower part outer wall and sets up the several and keep off unrestrained post, subtracts to shake the under-deck and set up the three-layer baffle from top to bottom, and the perpendicular wave absorption piece that the horizontal crisscross distribution of several rows of inboard wall was put to downside and bilge on the baffle, and the baffle sets up the shape of carving that corresponds from top to bottom towards the outer end of platform moon pool. The outer wall of the vibration damping cabin and the vertical wall plate of the vibration damping cabin are respectively provided with a plurality of rectangular openings, and a plurality of rows of horizontal wave damping blocks which are vertically staggered are transversely arranged on the inner walls at the longitudinal two ends of the moon pool and the vertical wall plate. The vibration reduction cabin and the sloshing reduction cabin can ensure that the platform can work safely and stably under different working conditions. The wave blocking column arranged on the outer wall of the lower portion of the shake reducing cabin can effectively resist the impact of incoming flow, weaken the kinetic energy of waves, induce the incoming flow to move towards the bottom of the moon pool, and reduce the formation of vortexes in the moon pool.
Utility model with publication number CN104724248B discloses a boats and ships moon pool structure particularly, is a damping plate structure that reduces moon pool intracavity fluid and swashs, belongs to boats and ships moon pool technical field. The utility model provides a reduce damping plate structure that fluid in moon pool chamber was swashed which characterized in that: the damping plate structure comprises a horizontal damping plate and a vertical damping plate; holes are formed in the vertical damping plate and the horizontal damping plate, and water flow enters a region between the vertical damping plate and the horizontal damping plate, so that water flow sloshing is reduced; and a ventilation pipeline leading to the outside atmosphere is arranged on the side surface of an air cushion area between the top cover of the moon pool and the free liquid level in the moon pool. According to the utility model, the side wall of the air cushion area is provided with the air-permeable pipeline which leads to the outside atmosphere, so that the air cushion area has the same pressure as the outside, the fluctuation of the water body in the moon pool and the fluctuation of the water body outside the ship are synchronized as far as possible, and the water flow agitation is reduced, thereby reducing the navigation resistance and reducing the power consumption of the motor.
However, the above patents still have the following problems:
(1) the difference of prior art because moon pool draft height generally all sets up a plurality ofly in vertical direction, increases the usage space to the interval is fixed at the moon pool inner wall, can not remove, is not convenient for maintain when damaging on the one hand and changes with, and on the other hand also has the risk that probably is damaged by the collision when not using.
(2) In the ship running process, the running speeds are different, the force of surging generated by the seawater wave motion in the moon pool is also different, the optimal drag reduction angles corresponding to different forces are also different, and the placing angles in the prior art are generally fixed, so that the drag reduction effect on fluid is influenced.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides a longitudinal moving mechanism for controlling the vertical up-and-down lifting of the wedge-shaped resistance reducing mechanism and a transverse stretching mechanism for stretching the wedge-shaped resistance reducing mechanism back and forth, the wedge-shaped resistance reducing mechanism can change the resistance reducing angle of the wedge-shaped resistance reducing plate according to the difference of the force of surging generated by the wave motion of seawater in the moon pool, and when the automatic cabin door is not used, the wedge-shaped resistance reducing mechanism is protected from seawater impact.
The basic scheme of the utility model is as follows: a wedge-shaped drag reduction device for a ship moon pool comprises the moon pool, longitudinal moving mechanisms, transverse telescopic mechanisms, wedge-shaped drag reduction mechanisms and automatic hatches, wherein a plurality of hatches distributed at intervals are arranged on the inner wall of the periphery of the moon pool, the rear end of each hatch is provided with the automatic hatches, the outer side of the periphery of the moon pool is provided with the longitudinal moving mechanisms, each longitudinal moving mechanism and the moon pool are distributed at intervals, the front end of each longitudinal moving mechanism is provided with the transverse telescopic mechanism, the front end of each transverse telescopic mechanism is provided with the wedge-shaped drag reduction mechanism, and each wedge-shaped drag reduction mechanism is correspondingly matched with the hatches;
each wedge-shaped drag reduction mechanism comprises an installation bottom plate, a driving assembly, a rotating assembly and a drag reduction assembly, the rear end of the installation bottom plate is connected with the transverse telescopic mechanism, the driving assembly is arranged on one side of the front end of the installation bottom plate, the rotating assembly is arranged in the middle of the front end of the installation bottom plate, the drag reduction assembly is arranged on the other side of the front end of the installation bottom plate, the driving assembly and the drag reduction assembly are connected and driven through the rotating assembly, and protective housings are arranged on the outer sides of the driving assembly and the rotating assembly;
each longitudinal moving mechanism comprises a transmission component and a sliding component, the rear end of the transmission component is connected with the ship body, the sliding component is arranged at the front end of the transmission component, and the transmission component is connected with the sliding component for transmission;
every horizontal telescopic machanism includes flexible subassembly and hydraulic drive subassembly, the hydraulic drive subassembly sets up inside flexible subassembly and is connected the transmission with flexible subassembly, flexible subassembly front end is connected with the mounting plate rear end, flexible subassembly rear end is connected with the slip subassembly front end.
Preferably, the drag reduction assembly comprises a wedge-shaped drag reduction plate, a connecting clamp plate and a baffle plate, the baffle plate is arranged on the upper portion of the other side of the front end of the mounting base plate, the lower end of the connecting clamp plate is connected with the middle portion of the upper end of the wedge-shaped drag reduction plate, and an inclined opening is formed in the inner side of the lower end of the wedge-shaped drag reduction plate.
Preferably, the rotating assembly comprises a rack, a rotating gear, a rotating shaft and a mounting support;
the rotation axis sets up at mounting plate front end opposite side middle part, just the rotation axis both sides correspond with mounting plate through erection support and rotate and be connected, the splice plate upper end is passed the rotation axis and can be dismantled with the rotation axis middle-end and be connected, rotatory gear sets up in rotation axis one side, the rack front end is connected with rotatory gear engagement.
Preferably, the driving assembly comprises a resistance-reducing hydraulic rod, a resistance-reducing hydraulic cylinder, a connecting plate, a sliding block and a sliding rail;
the rear end of the drag reduction hydraulic cylinder is connected with the upper portion of one side of the front end of the mounting base plate, the upper end of the drag reduction hydraulic rod is arranged inside the drag reduction hydraulic cylinder and is in sliding connection with the drag reduction hydraulic cylinder, the lower end of the drag reduction hydraulic rod is connected with one side of the connecting plate, the other side of the connecting plate is connected with the lower end of the sliding block, the rear end of the sliding rail is connected with the middle portion of the front end of the mounting base plate, the rear end of the sliding block is in sliding connection with the front end of the sliding rail, and the rear end of the rack is connected with the front end of the sliding block.
Preferably, each of the automatic hatches comprises a driver, a transmission belt, a connecting side plate, a sliding guide rail, a sealing door and a sliding side plate;
every hatch rear end both sides all are equipped with sliding guide, sealing door sets up in cabin door rear end, just sealing door front end both sides all are equipped with a plurality of interval distribution's slip curb plate, every the slip curb plate corresponds sliding connection with sliding guide, cabin door rear end one side upper and lower part all is equipped with the driver, both ends correspond the rotation with two driver rear ends respectively about the drive belt and are connected, sealing door rear end one side is equipped with a plurality of interval distribution's connection curb plate, and is a plurality of it corresponds with drive belt one side and is connected to connect curb plate one side.
Preferably, the sliding assembly comprises an upper mounting seat, a lower mounting seat, a longitudinal sliding rail, a longitudinal sliding plate, a longitudinal connecting plate and a longitudinal connecting side plate;
the lower end of the upper mounting seat is connected with the upper end of the longitudinal slide rail, the upper end of the lower mounting seat is connected with the lower end of the longitudinal slide rail, the rear end of the longitudinal slide rail is connected with the front end of the longitudinal slide rail in a sliding mode, the rear end of the longitudinal connecting plate is connected with the front end of the longitudinal slide rail, and the inner side of the front end of the longitudinal connecting side plate is connected with one side of the longitudinal connecting plate.
Preferably, the transmission assembly comprises an upper transmission motor, an upper transmission gear, an upper transmission roller, a track, a lower transmission motor, a lower transmission gear, a lower transmission roller and a connecting rod;
it sets up inside the mount pad to go up drive motor, down drive motor sets up inside the mount pad down, it sets up in last drive motor one side to go up drive gear, down drive gear sets up drive motor one side down, it is connected through the connecting rod rotation with the inboard upper portion in longitudinal joint curb plate rear end to go up the transmission cylinder, down the transmission cylinder passes through the connecting rod rotation with the inboard lower part in longitudinal joint curb plate rear end and is connected, the track upper end is connected with last mount pad lower extreme, the track lower extreme is connected with mount pad upper end down, track upper portion corresponds respectively and passes transmission cylinder and last transmission gear and rotate with last transmission cylinder and last transmission gear and be connected, the track lower part corresponds respectively and passes down transmission cylinder and lower transmission gear and rotate with lower transmission cylinder and lower transmission gear and be connected.
Preferably, the telescopic assembly comprises an upper connecting frame, a lower connecting frame, an X-shaped telescopic frame, a rotating support, a connecting roller, a connecting rotating shaft and an L-shaped side plate;
lower link rear end is connected with the longitudinal tie plate front end, it is connected with the mounting plate rear end to go up the link front end, X type expansion bracket is equipped with two, two X type expansion bracket symmetric distribution is between last link and lower link, every X type expansion bracket upper end both sides rotate through rotating the support with last link and lower link respectively and are connected, every X type expansion bracket lower extreme both sides all are equipped with the connection gyro wheel, every the connection gyro wheel rotates through being connected the pivot with every X type expansion bracket and is connected, it all is equipped with L type curb plate with link both sides down to go up the link both sides and every connection gyro wheel one end corresponds sliding connection with last link and lower link, the connection gyro wheel other end and the inboard sliding connection of L type curb plate.
Preferably, the hydraulic driving assembly comprises a connecting main shaft, a connecting support rod, a transverse telescopic rod and a transverse hydraulic cylinder;
connect the main shaft both sides and pass two X type expansion bracket middle ends and correspond to rotate with two X type expansion brackets and be connected, two all be equipped with between the X type expansion bracket both sides front and back end and connect branch, horizontal pneumatic cylinder is equipped with two, two horizontal pneumatic cylinder symmetric distribution is in link front end one side down, and every horizontal pneumatic cylinder rear end corresponds to rotate with link front end down and is connected, every horizontal pneumatic cylinder front end all is equipped with horizontal telescopic link, every horizontal telescopic link rear end corresponds to set up inside horizontal pneumatic cylinder and with horizontal pneumatic cylinder sliding connection, every horizontal telescopic link front end corresponds to rotate with connection main shaft one side and is connected.
The working principle and the advantages of the utility model are as follows:
(1) the utility model provides a wedge-shaped drag reduction mechanism, wherein a drag reduction hydraulic rod is driven to move through a drag reduction hydraulic cylinder, the drag reduction hydraulic rod drives a sliding block to slide through a connecting plate, the sliding block is in meshing transmission with a rotating gear through a rack to drive a rotating shaft to rotate, and the rotating shaft drives a wedge-shaped drag reduction plate to rotate by a specified angle, so that the wedge-shaped drag reduction plate is rotated to a corresponding optimal drag reduction angle according to different forces of surging generated by seawater wave motion in a moon pool;
(2) the device is characterized in that a longitudinal moving mechanism is arranged, an upper mounting seat and a lower mounting seat are fixed, an upper transmission motor and a lower transmission motor are in meshing transmission with a track through a transmission gear to drive a longitudinal connecting side plate to move up and down, the longitudinal connecting side plate drives a longitudinal sliding plate to vertically slide, and the longitudinal sliding plate drives a wedge-shaped resistance reducing mechanism to vertically move up and down, so that the wedge-shaped resistance reducing mechanism can be driven to move to the rear end of a corresponding hatch according to the difference of the water-receiving height of a moon pool, the situation that a plurality of resistance reducing devices are mounted on the same vertical line is avoided, the use space is increased, and the wedge-shaped resistance reducing mechanism can be driven to ascend to the surface of a ship body for maintenance when the wedge-shaped resistance reducing mechanism breaks down or needs maintenance;
(3) because the anti-drag mechanism generally sets up inside the moon pool, when not using, on the one hand, continuously receive and calculate the erosion, shorten service life, on the other hand also has the risk that probably is damaged by the detection equipment collision when not using, horizontal telescopic machanism and automatic hatch door have been provided, adopt two pneumatic cylinders to stretch out and draw back simultaneously, drive X type expansion bracket front and back steady movement, thereby it stabilizes the business turn over hatch door to drive wedge anti-drag mechanism, during the use, two drivers drive sealing door downstream, expose the hatch door, horizontal telescopic machanism drives wedge anti-drag mechanism and stretches out the hatch door, carry out the anti-drag motion, when not using, horizontal telescopic machanism drives wedge anti-drag mechanism and withdraws the hatch door, two drivers drive sealing door upstream, close the hatch door, protect wedge anti-drag device.
Drawings
FIG. 1 is a schematic perspective view (view I) of a wedge fairing for a moon pool of a ship according to the present invention;
FIG. 2 is a schematic perspective view (view II) of a wedge-shaped fairing for a moon pool of a ship according to the present invention;
FIG. 3 is a schematic structural diagram of a wedge-shaped drag reduction mechanism in the wedge-shaped drag reduction device for the ship moon pool;
FIG. 4 is a schematic structural diagram of a wedge-shaped drag reduction mechanism in the wedge-shaped drag reduction device for the ship moon pool of the present invention (with the protective shell removed);
FIG. 5 is a schematic diagram of an automatic hatch door of a wedge fairing for a moon pool of a ship according to the present invention;
FIG. 6 is a schematic structural diagram (view I) of a longitudinal moving mechanism in the wedge fairing for the moon pool of a ship according to the utility model;
FIG. 7 is a schematic structural view (view II) of a longitudinal moving mechanism in the wedge-shaped fairing for the moon pool of the ship;
FIG. 8 is a schematic structural view (view I) of a transverse telescoping mechanism in the wedge fairing for the moon pool of a ship of the present invention;
fig. 9 is a schematic structural diagram (view two) of a transverse telescopic mechanism in the wedge-shaped drag reduction device for the ship moon pool.
Reference numerals referred to in the drawings are:
a longitudinal movement mechanism 1; an upper mount 101; an upper drive motor 102; a crawler belt 103; an upper drive roller 104; a connecting rod 105; longitudinally connecting the side plates 106; a lower mount 107; a lower transmission gear 108; an upper transmission gear 109; a longitudinal connecting plate 110; a lower driving roller 111; a longitudinal slide rail 112; a lower drive motor 113; a longitudinal slide 114;
a transverse telescoping mechanism 2; an upper connection frame 201; a rotating support 202; a connecting main shaft 203; a transverse telescoping rod 204; a lateral hydraulic cylinder 205; a lower link frame 206; a connecting strut 207; a connecting rotating shaft 208 and a connecting roller 209; an X-shaped telescoping rack 210; an L-shaped side plate 211;
a wedge-shaped drag reduction mechanism 3; a protective shell 301; a connecting clamp plate 302; a wedge-shaped drag reduction plate 303; a rotating shaft 304; a mounting support 305; mounting a base plate 306; a baffle 307; a drag reducing hydraulic rod 308; a drag reducing hydraulic cylinder 309; a rack 310; a slider 311; a connecting plate 312; a slide rail 313; a rotary gear 314;
a moon pool 4; a hatch 5;
an automatic hatch 6; a driver 601; a drive belt 602; connecting the side plates 603; a slide guide 604; a sealing door 605; sliding side plate 606.
Detailed Description
The following is further detailed by the specific embodiments:
the first embodiment is as follows:
as shown in fig. 1-5, a wedge-shaped drag reduction device for a ship moon pool comprises a moon pool 4, a longitudinal moving mechanism 1, a transverse telescopic mechanism 2, a wedge-shaped drag reduction mechanism 3 and an automatic cabin door 6, wherein a plurality of hatches 5 distributed at intervals are arranged on the inner wall around the moon pool 4, the automatic cabin door 6 is arranged at the rear end of each hatch 5, the longitudinal moving mechanism 1 is arranged on the outer side around the moon pool 4, each longitudinal moving mechanism 1 and the moon pool 4 are distributed at intervals, the transverse telescopic mechanism 2 is arranged at the front end of each longitudinal moving mechanism 1, the wedge-shaped drag reduction mechanism 3 is arranged at the front end of each transverse telescopic mechanism 2, and each wedge-shaped drag reduction mechanism 3 is correspondingly matched with the plurality of hatches 5;
each wedge-shaped drag reduction mechanism 3 comprises an installation bottom plate 306, a driving assembly, a rotating assembly and a drag reduction assembly, the rear end of the installation bottom plate 306 is connected with the transverse telescopic mechanism, the driving assembly is arranged on one side of the front end of the installation bottom plate 306, the rotating assembly is arranged in the middle of the front end of the installation bottom plate 306, the drag reduction assembly is arranged on the other side of the front end of the installation bottom plate 306, the driving assembly and the drag reduction assembly are connected and driven through the rotating assembly, and a protective shell 301 is arranged on the outer sides of the driving assembly and the rotating assembly;
each longitudinal moving mechanism 1 comprises a transmission component and a sliding component, the rear end of the transmission component is connected with the ship body, the sliding component is arranged at the front end of the transmission component, and the transmission component is connected with the sliding component for transmission;
every horizontal telescopic machanism 2 includes flexible subassembly and hydraulic drive subassembly, and the hydraulic drive subassembly sets up inside flexible subassembly and be connected the transmission with flexible subassembly, and flexible subassembly front end is connected with mounting plate 306 rear end, and flexible subassembly rear end is connected with the slip subassembly front end.
The drag reduction assembly comprises a wedge-shaped drag reduction plate 303, a connecting clamp plate 302 and a baffle 307, wherein the baffle 307 is arranged on the upper portion of the other side of the front end of the mounting base plate 306, the lower end of the connecting clamp plate 302 is connected with the middle portion of the upper end of the wedge-shaped drag reduction plate 303, and an inclined opening is formed in the inner side of the lower end of the wedge-shaped drag reduction plate 303. Drag reduction assembly sets up wedge drag reduction plate 303, sets up the cross sectional shape that laminates most according to the sea water fluctuation to better alleviate water flow and swamp, set up connecting splint 302, make things convenient for wedge drag reduction plate 303 and rotating assembly to be connected the transmission, set up baffle 307, conveniently alleviate water flow with the cooperation of wedge drag reduction plate 303 and swamp.
The rotating assembly comprises a rack 310, a rotating gear 314, a rotating shaft 304 and a mounting support 305;
the rotating shaft 304 is arranged in the middle of the other side of the front end of the installation bottom plate 306, the two sides of the rotating shaft 304 are correspondingly and rotatably connected with the installation bottom plate 306 through the installation support 305, the upper end of the connecting clamp plate 302 penetrates through the rotating shaft 304 and is detachably connected with the middle end of the rotating shaft 304, the rotating gear 314 is arranged on one side of the rotating shaft 304, and the front end of the rack 310 is meshed and connected with the rotating gear 314. The rotating assembly is provided with the rack 310 and the rotating gear 314, gear meshing transmission is adopted, transmission precision is higher, transmission stability is stronger, the rotating shaft 304 is arranged, drag reduction angles of the wedge-shaped drag reduction plate 303 are changed conveniently according to different forces generated by surging of seawater wave motion in the moon pool 4, and therefore optimal drag reduction efficiency is achieved, the mounting support 305 is arranged, and the rotating shaft 304 is connected with the mounting bottom plate 306 in a rotating mode.
The driving assembly comprises a drag reduction hydraulic rod 308, a drag reduction hydraulic cylinder 309, a connecting plate 312, a sliding block 311 and a sliding rail 313;
the rear end of the drag reduction hydraulic cylinder 309 is connected with the upper part of one side of the front end of the mounting base plate 306, the upper end of the drag reduction hydraulic rod 308 is arranged inside the drag reduction hydraulic cylinder 309 and is in sliding connection with the drag reduction hydraulic cylinder 309, the lower end of the drag reduction hydraulic rod 308 is connected with one side of the connecting plate 312, the other side of the connecting plate 312 is connected with the lower end of the sliding block 311, the rear end of the sliding rail 313 is connected with the middle part of the front end of the mounting base plate 306, the rear end of the sliding block 311 is in sliding connection with the front end of the sliding rail 313, and the rear end of the rack 310 is connected with the front end of the sliding block 311. The driving assembly is provided with a drag reduction hydraulic rod 308 and a drag reduction hydraulic cylinder 309, a hydraulic driving mode is adopted, the movement is more stable, the moving efficiency is higher, a connecting plate 312 is arranged, the drag reduction hydraulic rod 308 is conveniently connected with a sliding block 311 for transmission, the sliding block 311 and a sliding rail 313 are arranged, and the rack 310 is further stably driven to move.
Each automation door 6 comprises a drive 601, a belt 602, a connecting side plate 603, a sliding guide 604, a sealing door 605 and a sliding side plate 606;
every hatch 5 rear end both sides all are equipped with sliding guide 604, sealing door 605 sets up in hatch 5 rear end, and sealing door 605 front end both sides all are equipped with a plurality of interval distribution's slip curb plate 606, every slip curb plate 606 corresponds sliding connection with sliding guide 604, lower part all is equipped with driver 601 on hatch 5 rear end one side, both ends correspond the rotation with two driver 601 rear ends respectively about drive belt 602 and are connected, sealing door 605 rear end one side is equipped with a plurality of interval distribution's connection curb plate 603, a plurality of connection curb plate 603 one side correspond with drive belt 602 one side and are connected. Automatic hatch door 6 sets up driver 601 and drive belt 602, adopts the belt drive, and the noise of removal is little, is equipped with overload protection, sets up and connects curb plate 603, makes things convenient for the remaining drive belt 602 of sealing door 605 to connect the transmission, sets up sliding guide 604 and slip curb plate 606, makes things convenient for supplementary sealing door 605 to remove, further improves the mobility stability.
Example two:
as shown in fig. 1-9, a wedge-shaped drag reduction device for a ship moon pool comprises a moon pool 4, a longitudinal moving mechanism 1, a transverse telescopic mechanism 2, a wedge-shaped drag reduction mechanism 3 and an automatic cabin door 6, wherein a plurality of hatches 5 distributed at intervals are arranged on the inner wall around the moon pool 4, the automatic cabin door 6 is arranged at the rear end of each hatch 5, the longitudinal moving mechanism 1 is arranged on the outer side around the moon pool 4, each longitudinal moving mechanism 1 and the moon pool 4 are distributed at intervals, the transverse telescopic mechanism 2 is arranged at the front end of each longitudinal moving mechanism 1, the wedge-shaped drag reduction mechanism 3 is arranged at the front end of each transverse telescopic mechanism 2, and each wedge-shaped drag reduction mechanism 3 is correspondingly matched with the plurality of hatches 5;
each wedge-shaped drag reduction mechanism 3 comprises an installation bottom plate 306, a driving assembly, a rotating assembly and a drag reduction assembly, the rear end of the installation bottom plate 306 is connected with the transverse telescopic mechanism, the driving assembly is arranged on one side of the front end of the installation bottom plate 306, the rotating assembly is arranged in the middle of the front end of the installation bottom plate 306, the drag reduction assembly is arranged on the other side of the front end of the installation bottom plate 306, the driving assembly and the drag reduction assembly are connected and driven through the rotating assembly, and a protective shell 301 is arranged on the outer sides of the driving assembly and the rotating assembly;
each longitudinal moving mechanism 1 comprises a transmission component and a sliding component, the rear end of the transmission component is connected with the ship body, the sliding component is arranged at the front end of the transmission component, and the transmission component is connected with the sliding component for transmission;
every horizontal telescopic machanism 2 includes flexible subassembly and hydraulic drive subassembly, and the hydraulic drive subassembly sets up inside flexible subassembly and be connected the transmission with flexible subassembly, and flexible subassembly front end is connected with mounting plate 306 rear end, and flexible subassembly rear end is connected with the slip subassembly front end.
The drag reduction assembly comprises a wedge-shaped drag reduction plate 303, a connecting clamp plate 302 and a baffle 307, wherein the baffle 307 is arranged on the upper portion of the other side of the front end of the mounting base plate 306, the lower end of the connecting clamp plate 302 is connected with the middle portion of the upper end of the wedge-shaped drag reduction plate 303, and an inclined opening is formed in the inner side of the lower end of the wedge-shaped drag reduction plate 303. Drag reduction assembly sets up wedge drag reduction plate 303, sets up the cross sectional shape that laminates most according to the sea water fluctuation to better alleviate water flow and swamp, set up connecting splint 302, make things convenient for wedge drag reduction plate 303 and rotating assembly to be connected the transmission, set up baffle 307, conveniently alleviate water flow with the cooperation of wedge drag reduction plate 303 and swamp.
The rotating assembly comprises a rack 310, a rotating gear 314, a rotating shaft 304 and a mounting support 305;
the rotating shaft 304 is arranged in the middle of the other side of the front end of the installation bottom plate 306, the two sides of the rotating shaft 304 are correspondingly and rotatably connected with the installation bottom plate 306 through the installation support 305, the upper end of the connecting clamp plate 302 penetrates through the rotating shaft 304 and is detachably connected with the middle end of the rotating shaft 304, the rotating gear 314 is arranged on one side of the rotating shaft 304, and the front end of the rack 310 is meshed and connected with the rotating gear 314. The rotating assembly is provided with the rack 310 and the rotating gear 314, gear meshing transmission is adopted, transmission precision is higher, transmission stability is stronger, the rotating shaft 304 is arranged, drag reduction angles of the wedge-shaped drag reduction plate 303 are changed conveniently according to different forces generated by surging of seawater wave motion in the moon pool 4, and therefore optimal drag reduction efficiency is achieved, the mounting support 305 is arranged, and the rotating shaft 304 is connected with the mounting bottom plate 306 in a rotating mode.
The driving assembly comprises a drag reduction hydraulic rod 308, a drag reduction hydraulic cylinder 309, a connecting plate 312, a sliding block 311 and a sliding rail 313;
the rear end of the drag reduction hydraulic cylinder 309 is connected with the upper part of one side of the front end of the mounting base plate 306, the upper end of the drag reduction hydraulic rod 308 is arranged inside the drag reduction hydraulic cylinder 309 and is in sliding connection with the drag reduction hydraulic cylinder 309, the lower end of the drag reduction hydraulic rod 308 is connected with one side of the connecting plate 312, the other side of the connecting plate 312 is connected with the lower end of the sliding block 311, the rear end of the sliding rail 313 is connected with the middle part of the front end of the mounting base plate 306, the rear end of the sliding block 311 is in sliding connection with the front end of the sliding rail 313, and the rear end of the rack 310 is connected with the front end of the sliding block 311. The driving assembly is provided with a drag reduction hydraulic rod 308 and a drag reduction hydraulic cylinder 309, a hydraulic driving mode is adopted, the movement is more stable, the moving efficiency is higher, a connecting plate 312 is arranged, the drag reduction hydraulic rod 308 is conveniently connected with a sliding block 311 for transmission, the sliding block 311 and a sliding rail 313 are arranged, and the rack 310 is further stably driven to move.
Each automation door 6 comprises a drive 601, a belt 602, a connecting side plate 603, a sliding guide 604, a sealing door 605 and a sliding side plate 606;
every hatch 5 rear end both sides all are equipped with sliding guide 604, sealing door 605 sets up in hatch 5 rear end, and sealing door 605 front end both sides all are equipped with a plurality of interval distribution's slip curb plate 606, every slip curb plate 606 corresponds sliding connection with sliding guide 604, lower part all is equipped with driver 601 on hatch 5 rear end one side, both ends correspond the rotation with two driver 601 rear ends respectively about drive belt 602 and are connected, sealing door 605 rear end one side is equipped with a plurality of interval distribution's connection curb plate 603, a plurality of connection curb plate 603 one side correspond with drive belt 602 one side and are connected. Automatic hatch door 6 sets up driver 601 and drive belt 602, adopts the belt drive, and the noise of removal is little, is equipped with overload protection, sets up and connects curb plate 603, makes things convenient for the remaining drive belt 602 of sealing door 605 to connect the transmission, sets up sliding guide 604 and slip curb plate 606, makes things convenient for supplementary sealing door 605 to remove, further improves the mobility stability.
The sliding assembly comprises an upper mounting seat 101, a lower mounting seat 107, a longitudinal sliding rail 112, a longitudinal sliding plate 114, a longitudinal connecting plate 110 and a longitudinal connecting side plate 106;
the lower end of the upper mounting seat 101 is connected with the upper end of a longitudinal slide rail 112, the upper end of the lower mounting seat 107 is connected with the lower end of the longitudinal slide rail 112, the rear end of a longitudinal slide plate 114 is connected with the front end of the longitudinal slide rail 112 in a sliding manner, the rear end of a longitudinal connecting plate 110 is connected with the front end of the longitudinal slide plate 114, and the inner side of the front end of a longitudinal connecting side plate 106 is connected with one side of the longitudinal connecting plate 110. The sliding assembly is provided with an upper mounting seat 101 and a lower mounting seat 107, so that the sliding assembly is conveniently connected with a ship body, the upper transmission motor 102 and the lower transmission motor 113 are further conveniently and fixedly mounted, a longitudinal sliding rail 112 and a longitudinal sliding plate 114 are arranged, the longitudinal connecting plate 110 is assisted to move, the moving stability is further improved, the longitudinal connecting plate 110 is arranged, the sliding assembly is conveniently connected with the transverse telescopic mechanism 2, and the longitudinal connecting side plate 106 is arranged, so that the transmission assembly is conveniently connected with the transmission assembly.
The transmission assembly comprises an upper transmission motor 102, an upper transmission gear 109, an upper transmission roller 104, a crawler belt 103, a lower transmission motor 113, a lower transmission gear 108, a lower transmission roller 111 and a connecting rod 105;
the upper transmission motor 102 is arranged inside the upper mounting seat 101, the lower transmission motor 113 is arranged inside the lower mounting seat 107, the upper transmission gear 109 is arranged on one side of the upper transmission motor 102, the lower transmission gear 108 is arranged on one side of the lower transmission motor 113, the upper transmission roller 104 is rotatably connected with the inner upper part of the rear end of the longitudinal connecting side plate 106 through the connecting rod 105, the lower transmission roller 111 is rotatably connected with the inner lower part of the rear end of the longitudinal connecting side plate 106 through the connecting rod 105, the upper end of the crawler 103 is connected with the lower end of the upper mounting seat 101, the lower end of the crawler 103 is connected with the upper end of the lower mounting seat 107, the upper part of the crawler 103 correspondingly penetrates through the upper transmission roller 104 and the upper transmission gear 109 and is rotatably connected with the upper transmission roller 104 and the upper transmission gear 109, and the lower part of the crawler 103 correspondingly penetrates through the lower transmission roller 111 and the lower transmission gear 108 and is rotatably connected with the lower transmission roller 111 and the lower transmission gear 108. The transmission assembly is provided with an upper transmission gear 109, a lower transmission gear 108 and a crawler belt 103, a meshing transmission mode is adopted, the transmission ratio is large, the transmission efficiency is high, and an upper transmission roller 104, a lower transmission roller 111 and a connecting rod 105 are arranged to be conveniently connected with a longitudinal connecting side plate 106, so that a longitudinal connecting plate 110 is driven to move.
The telescopic assembly comprises an upper connecting frame 201, a lower connecting frame 206, an X-shaped telescopic frame 210, a rotating support 202, a connecting roller 209, a connecting rotating shaft 208 and an L-shaped side plate 211;
The hydraulic driving assembly comprises a connecting main shaft 203, a connecting support rod 207, a transverse telescopic rod 204 and a transverse hydraulic cylinder 205;
the two sides of the connecting main shaft 203 penetrate through the middle ends of the two X-shaped expansion brackets 210 and are correspondingly and rotatably connected with the two X-shaped expansion brackets 210, connecting support rods 207 are arranged between the front ends and the rear ends of the two sides of the two X-shaped expansion brackets 210, two transverse hydraulic cylinders 205 are arranged, the two transverse hydraulic cylinders 205 are symmetrically distributed on one side of the front end of the lower connecting frame 206, the rear end of each transverse hydraulic cylinder 205 is correspondingly and rotatably connected with the front end of the lower connecting frame 206, a transverse telescopic rod 204 is arranged at the front end of each transverse hydraulic cylinder 205, the rear end of each transverse telescopic rod 204 is correspondingly arranged inside each transverse hydraulic cylinder 205 and is slidably connected with the transverse hydraulic cylinder 205, and the front end of each transverse telescopic rod 204 is correspondingly and rotatably connected with one side of the connecting main shaft 203. The hydraulic drive subassembly sets up horizontal telescopic link 204 and horizontal pneumatic cylinder 205, adopts hydraulic drive's mode, and it is more stable to remove, and the removal efficiency is higher, sets up and connects main shaft 203, conveniently drives X type expansion bracket 210 flexible, sets up connecting support rod 207, improves the stability between two X type expansion brackets 210.
The application method of the wedge-shaped drag reduction device for the ship moon pool comprises the following steps:
s1, debugging equipment, simultaneously starting the upper transmission motor 102 and the lower transmission motor 113 to drive the caterpillar 103 to slide, checking whether the longitudinal sliding plate 114 slides and whether the sliding is stable, checking whether a large area of water leaks from the joint of the sealing door 605 and the hatch 5, starting the driver 601 to drive the transmission belt 602 to slide, driving the sealing door 605 to move downwards by the transmission belt 602, checking whether the upper end of the sealing door 605 is level with the lower end of the hatch 5 after the sealing door 605 moves to the limit position, starting a hydraulic driving assembly, checking whether the telescopic assembly transversely extends out, starting the driving assembly, and checking whether the wedge-shaped drag reduction plate 303 rotates by an angle;
s2, the upper transmission motor 102 and the lower transmission motor 113 are started simultaneously to drive the upper transmission gear 109 and the lower transmission gear 108 to rotate respectively, the upper transmission gear 109 and the lower transmission gear 108 drive the crawler 103 to slide at the same time, the crawler 103 drives the longitudinal sliding plate 114 to vertically slide, and the longitudinal sliding plate 114 drives the wedge drag reduction mechanism 3 to move to a specified position;
s3, starting the two drivers 601 to drive the transmission belt 602 to rotate, and the transmission belt 602 rotates to drive the sealing door 605 to slide downwards to a specified position;
s4, simultaneously starting the two transverse hydraulic cylinders 205 to drive the transverse telescopic rods 204 to extend forwards, driving the connecting main shaft 203 to move forwards by the two transverse telescopic rods 204, driving the two X-shaped telescopic frames 210 to move to the designated positions by the connecting main shaft 203, and enabling the wedge-shaped drag reduction mechanism 3 to penetrate through the hatch 5;
s5, the drag reduction hydraulic cylinder 309 is started to drive the drag reduction hydraulic rod 308 to extend out, the drag reduction hydraulic rod 308 drives the sliding block 311 to slide, the sliding block 311 drives the rotating gear 314 to rotate by an angle through the rack 310, and the rotating gear 314 drives the wedge-shaped drag reduction plate 303 to rotate to an optimal angle through the rotating shaft 304.
The foregoing is merely an example of the present invention, and common general knowledge in the field of known specific structures and characteristics is not described herein in any greater extent than that known in the art, and it will be appreciated by those skilled in the art that the present invention has been made available to those skilled in the art after the filing date or priority date, and that the present invention may be implemented by those skilled in the art by applying ordinary skill in the art, without departing from the spirit and scope of the present invention. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (9)
1. A wedge fairing for a ship moon pool, characterized in that: the device comprises a moon pool (4), a longitudinal moving mechanism (1), transverse telescopic mechanisms (2), wedge-shaped resistance reducing mechanisms (3) and automatic hatches (6), wherein a plurality of hatches (5) distributed at intervals are arranged on the inner wall of the periphery of the moon pool (4), the automatic hatches (6) are arranged at the rear end of each hatch (5), the longitudinal moving mechanism (1) is arranged on the outer side of the periphery of the moon pool (4), each longitudinal moving mechanism (1) and the moon pool (4) are distributed at intervals, the transverse telescopic mechanism (2) is arranged at the front end of each longitudinal moving mechanism (1), the wedge-shaped resistance reducing mechanisms (3) are arranged at the front end of each transverse telescopic mechanism (2), and each wedge-shaped resistance reducing mechanism (3) is correspondingly matched with the hatches (5);
each wedge-shaped drag reduction mechanism (3) comprises an installation bottom plate (306), a driving assembly, a rotating assembly and a drag reduction assembly, the rear end of the installation bottom plate (306) is connected with a transverse telescopic mechanism, the driving assembly is arranged on one side of the front end of the installation bottom plate (306), the rotating assembly is arranged in the middle of the front end of the installation bottom plate (306), the drag reduction assembly is arranged on the other side of the front end of the installation bottom plate (306), the driving assembly and the drag reduction assembly are connected and driven through the rotating assembly, and a protective shell (301) is arranged outside the driving assembly and the rotating assembly;
each longitudinal moving mechanism (1) comprises a transmission component and a sliding component, the rear end of the transmission component is connected with the ship body, the sliding component is arranged at the front end of the transmission component, and the transmission component is connected with the sliding component for transmission;
every horizontal telescopic machanism (2) are including flexible subassembly and hydraulic drive subassembly, the hydraulic drive subassembly sets up inside flexible subassembly and be connected the transmission with flexible subassembly, flexible subassembly front end is connected with mounting plate (306) rear end, flexible subassembly rear end is connected with the sliding assembly front end.
2. A wedge fairing for a marine moon pool as recited in claim 1, wherein: the drag reduction assembly comprises a wedge-shaped drag reduction plate (303), a connecting clamp plate (302) and a baffle plate (307), wherein the baffle plate (307) is arranged on the upper portion of the other side of the front end of the mounting base plate (306), the lower end of the connecting clamp plate (302) is connected with the middle portion of the upper end of the wedge-shaped drag reduction plate (303), and an inclined opening is formed in the inner side of the lower end of the wedge-shaped drag reduction plate (303).
3. A wedge fairing for a marine moon pool as defined in claim 2 wherein: the rotating assembly comprises a rack (310), a rotating gear (314), a rotating shaft (304) and a mounting support (305);
the rotating shaft (304) is arranged in the middle of the other side of the front end of the mounting base plate (306), two sides of the rotating shaft (304) are correspondingly and rotatably connected with the mounting base plate (306) through the mounting support (305), the upper end of the connecting clamp plate (302) penetrates through the rotating shaft (304) and is detachably connected with the middle end of the rotating shaft (304), the rotating gear (314) is arranged on one side of the rotating shaft (304), and the front end of the rack (310) is meshed with the rotating gear (314).
4. A wedge fairing for a marine moon pool as defined in claim 3 wherein: the driving assembly comprises a drag reduction hydraulic rod (308), a drag reduction hydraulic cylinder (309), a connecting plate (312), a sliding block (311) and a sliding rail (313);
drag reduction pneumatic cylinder (309) rear end is connected with mounting plate (306) front end one side upper portion, drag reduction hydraulic stem (308) upper end sets up in drag reduction pneumatic cylinder (309) inside and with drag reduction pneumatic cylinder (309) sliding connection, drag reduction hydraulic stem (308) lower extreme is connected with connecting plate (312) one side, connecting plate (312) opposite side is connected with slider (311) lower extreme, slide rail (313) rear end is connected with mounting plate (306) front end middle part, slider (311) rear end and slide rail (313) front end sliding connection, rack (310) rear end is connected with slider (311) front end.
5. A wedge fairing for a marine moon pool as recited in claim 4 wherein: each automatic cabin door (6) comprises a driver (601), a transmission belt (602), a connecting side plate (603), a sliding guide rail (604), a sealing door (605) and a sliding side plate (606);
every hatch (5) rear end both sides all are equipped with sliding guide (604), sealing door (605) set up in hatch (5) rear end, just sealing door (605) front end both sides all are equipped with a plurality of interval distribution's slip curb plate (606), every slip curb plate (606) correspond sliding connection with sliding guide (604), hatch (5) rear end one side upper and lower part all is equipped with driver (601), both ends correspond the rotation with two driver (601) rear ends respectively about drive belt (602) are connected, sealing door (605) rear end one side is equipped with a plurality of interval distribution's connection curb plate (603), and is a plurality of connect curb plate (603) one side and drive belt (602) one side and correspond and be connected.
6. A wedge fairing for a marine moon pool as recited in claim 5, wherein: the sliding assembly comprises an upper mounting seat (101), a lower mounting seat (107), a longitudinal sliding rail (112), a longitudinal sliding plate (114), a longitudinal connecting plate (110) and a longitudinal connecting side plate (106);
the lower end of the upper mounting seat (101) is connected with the upper end of a longitudinal sliding rail (112), the upper end of the lower mounting seat (107) is connected with the lower end of the longitudinal sliding rail (112), the rear end of a longitudinal sliding plate (114) is connected with the front end of the longitudinal sliding rail (112) in a sliding manner, the rear end of a longitudinal connecting plate (110) is connected with the front end of the longitudinal sliding plate (114), and the inner side of the front end of a longitudinal connecting side plate (106) is connected with one side of the longitudinal connecting plate (110).
7. A wedge fairing for a marine moon pool as defined in claim 6 wherein: the transmission assembly comprises an upper transmission motor (102), an upper transmission gear (109), an upper transmission roller (104), a crawler belt (103), a lower transmission motor (113), a lower transmission gear (108), a lower transmission roller (111) and a connecting rod (105);
the upper transmission motor (102) is arranged inside the upper mounting seat (101), the lower transmission motor (113) is arranged inside the lower mounting seat (107), the upper transmission gear (109) is arranged on one side of the upper transmission motor (102), the lower transmission gear (108) is arranged on one side of the lower transmission motor (113), the upper transmission roller (104) is rotatably connected with the upper part of the inner side of the rear end of the longitudinal connecting side plate (106) through a connecting rod (105), the lower transmission roller (111) is rotatably connected with the lower part of the inner side of the rear end of the longitudinal connecting side plate (106) through a connecting rod (105), the upper end of the crawler belt (103) is connected with the lower end of the upper mounting seat (101), the lower end of the crawler belt (103) is connected with the upper end of the lower mounting seat (107), and the upper part of the crawler belt (103) respectively penetrates through the upper transmission roller (104) and the upper transmission gear (109) and is rotatably connected with the upper transmission roller (104) and the upper transmission gear (109), the lower parts of the crawler belts (103) respectively penetrate through the lower transmission roller (111) and the lower transmission gear (108) and are in rotary connection with the lower transmission roller (111) and the lower transmission gear (108).
8. A wedge fairing for a marine moon pool as recited in claim 7, wherein: the telescopic assembly comprises an upper connecting frame (201), a lower connecting frame (206), an X-shaped telescopic frame (210), a rotating support (202), a connecting roller (209), a connecting rotating shaft (208) and an L-shaped side plate (211);
the rear end of the lower connecting frame (206) is connected with the front end of the longitudinal connecting plate (110), the front end of the upper connecting frame (201) is connected with the rear end of the mounting base plate (306), the X-shaped expansion frames (210) are provided with two X-shaped expansion frames (210) which are symmetrically distributed between the upper connecting frame (201) and the lower connecting frame (206), the two sides of the upper end of each X-shaped expansion frame (210) are respectively rotatably connected with the upper connecting frame (201) and the lower connecting frame (206) through a rotating support (202), the two sides of the lower end of each X-shaped expansion frame (210) are respectively provided with a connecting roller (209), each connecting roller (209) is rotatably connected with each X-shaped expansion frame (210) through a connecting rotating shaft (208), the two sides of the upper connecting frame (201) and the two sides of the lower connecting frame (206) are respectively provided with L-shaped side plates (211), one end of each connecting roller (209) is in sliding connection with the upper connecting frame (201) and the lower connecting frame (206), the other end of the connecting roller (209) is connected with the inner side of the L-shaped side plate (211) in a sliding manner.
9. A wedge fairing for a marine moon pool as recited in claim 8, wherein: the hydraulic driving assembly comprises a connecting main shaft (203), a connecting support rod (207), a transverse telescopic rod (204) and a transverse hydraulic cylinder (205);
connect main shaft (203) both sides and pass two X type expansion bracket (210) middle-ends and correspond to rotate with two X type expansion bracket (210) and be connected, two all be equipped with between the front and back end of X type expansion bracket (210) both sides connecting rod (207), horizontal pneumatic cylinder (205) are equipped with two, two horizontal pneumatic cylinder (205) symmetric distribution is in link (206) front end one side down, and every horizontal pneumatic cylinder (205) rear end corresponds to rotate with link (206) front end down and is connected, every horizontal pneumatic cylinder (205) front end all is equipped with horizontal telescopic link (204), every horizontal telescopic link (204) rear end corresponds to set up in horizontal pneumatic cylinder (205) inside and with horizontal pneumatic cylinder (205) sliding connection, every horizontal telescopic link (204) front end corresponds to rotate with and is connected main shaft (203) one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122302778.6U CN216185793U (en) | 2021-09-23 | 2021-09-23 | Wedge-shaped damping device for ship moon pool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122302778.6U CN216185793U (en) | 2021-09-23 | 2021-09-23 | Wedge-shaped damping device for ship moon pool |
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| CN216185793U true CN216185793U (en) | 2022-04-05 |
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| CN202122302778.6U Active CN216185793U (en) | 2021-09-23 | 2021-09-23 | Wedge-shaped damping device for ship moon pool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799913A (en) * | 2021-09-23 | 2021-12-17 | 上海瓯洋海洋工程集团有限公司 | Wedge-shaped resistance reducing device and method for ship moon pool |
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2021
- 2021-09-23 CN CN202122302778.6U patent/CN216185793U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799913A (en) * | 2021-09-23 | 2021-12-17 | 上海瓯洋海洋工程集团有限公司 | Wedge-shaped resistance reducing device and method for ship moon pool |
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