Ship capable of quickly replacing and maintaining propeller
Technical Field
The invention relates to the technical field of ships, in particular to a ship capable of quickly replacing and maintaining a propeller.
Background
Ships, a collective term for various ships. A ship is a vehicle which can be sailed or moored in a water area for transportation or operation, and has different technical performances, equipment and structural types according to different use requirements. A ship is a man-made vehicle that operates primarily in geographic water. In addition, a civil ship is generally called a ship, a military ship is called a ship, and a small-sized ship is called a boat or a boat, which is collectively called a ship or a boat. The interior mainly comprises a containment space, a support structure and a drainage structure, with a propulsion system using an external or self-contained energy source. The appearance is generally favorable for overcoming the streamline envelope of the fluid resistance, the materials are continuously updated along with the technological progress, the materials are natural materials such as wood, bamboo, hemp and the like in the early period, and the materials are steel, aluminum, glass fiber, acrylic and various composite materials in the recent period;
in the existing ship field, a propeller is used as a power source of a ship, and is relatively precise in structure and large in size, so that once the propeller is seriously damaged or has a serious fault, the propeller is difficult to repair, and the propeller is underwater, so that the maintenance and replacement difficulty is high, and in the maintenance process, the power of the ship is lost, and the navigation is influenced.
Therefore, it is necessary to provide a vessel with a quick-change and maintenance propeller to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problem, the invention provides a ship capable of quickly replacing and maintaining a propeller.
The invention provides a ship capable of quickly replacing and maintaining propellers, which comprises a ship body, a stern shaft on the ship body and propellers fixed on the stern shaft through screws, wherein a replacing bin is fixed at one end of the interior of the ship body close to the propellers, one side of the replacing bin is communicated with the outside, a translation device is fixed at the top of the inner wall of the replacing bin, a lifting and rotating device is fixed at the movable end of the translation device, a clamping device is fixed at the top of the lifting and rotating device, fixed shafts for fixing the propellers are symmetrically fixed on the inner wall of the replacing bin, one side of the ship body close to the replacing bin is rotationally connected with a first bin door through a hinge, lifting lugs are symmetrically fixed at one side of the first bin door, the translation device comprises a fixed shell, a first threaded rod, a first T-shaped sliding block, a first hydraulic motor and a translation plate, a fixed shell is fixed at the top of the inner wall of the replacing bin, the improved hydraulic control device is characterized in that a first T-shaped sliding block is slidably connected to the inner wall of the fixed shell and is in threaded connection with a first threaded rod through a threaded hole, a first hydraulic motor is fixed to one end, close to the first threaded rod, of the outer side of one side of the replacement bin, the output end of the first hydraulic motor is fixedly connected with the first threaded rod, and a translation plate is fixed to the bottom of the first T-shaped sliding block.
Preferably, the lifting and rotating device comprises a first L-shaped plate, a first hydraulic cylinder, a lifting plate, a first fixed block, a rotating shaft, a first worm wheel, a second fixed block, a first worm, a second hydraulic motor and a rotating block, wherein the end, away from the first T-shaped sliding block, of the lower surface of the translation plate is fixed with the first L-shaped plate, one end of the first L-shaped plate is embedded and fixed with the first hydraulic cylinder, the output end of the first hydraulic cylinder is fixed with the lifting plate, the lower surface of the lifting plate is symmetrically fixed with the first fixed block, the two first fixed blocks are connected with the rotating shaft through a bearing in a rotating manner, one end of the rotating shaft is fixed with the first worm wheel, the end, close to the first worm wheel, of the lifting plate is symmetrically fixed with the second fixed block, the middle parts of the two second fixed blocks are connected with the first worm through a bearing in a rotating manner, the first worm is meshed with the first worm wheel, and the output end of the second hydraulic motor is fixedly connected with the first worm, and a rotating block is fixed in the middle of the rotating shaft.
Preferably, the clamping device comprises a rotating plate, a clamping mechanism, a second T-shaped sliding block, a second threaded rod, a third hydraulic motor, a second L-shaped plate, a clamping cylinder and a screwing mechanism, a rotating plate is fixed at the bottom of the rotating block, a clamping mechanism is fixed at one end of the bottom of the rotating plate, a T-shaped sliding groove is arranged at one end of the rotating plate far away from the clamping mechanism, the inner wall of the T-shaped sliding chute is connected with a second T-shaped sliding block in a sliding way, the inner wall of the T-shaped sliding chute is rotationally connected with a second threaded rod through a bearing, the second T-shaped sliding block is in threaded connection with a second threaded rod through a threaded hole, a third hydraulic motor is fixed at one end of the rotating plate, the output end of the third hydraulic motor is in threaded connection with a second threaded rod, a second L-shaped plate is fixed at the bottom of the second T-shaped sliding block, the lower end of one side, close to the clamping mechanism, of the second L-shaped plate is fixedly provided with a clamping cylinder, and the lower end of the second L-shaped plate is fixedly provided with a screwing mechanism.
Preferably, fixture includes grip block, second pneumatic cylinder, free bearing, connecting rod, arc splint and engaging lug, commentaries on classics board lower surface one end is fixed with the grip block, grip block one side is fixed with the second pneumatic cylinder, the output of second pneumatic cylinder is fixed with the free bearing, the free bearing inner wall articulates through the pivot symmetry has the connecting rod, the grip block is close to the one end of connecting rod and articulates through the pivot has the arc splint, arc splint one end is fixed with the engaging lug, two the one end that the free bearing was kept away from to the connecting rod is articulated with two engaging lugs respectively through the pivot, two arc splint and screw one end centre gripping.
Preferably, the tightening mechanism comprises a rotary column, a third hydraulic cylinder, an inner hexagonal rotary cylinder, a worm gear ring, a third fixing plate, a second worm and a fourth hydraulic motor, wherein one end, close to the clamping cylinder, of the second L-shaped plate is rotatably connected with the rotary column through a bearing, the rotary column and the clamping cylinder are coaxial, the third hydraulic cylinder is fixedly embedded in the middle of the rotary column, the inner hexagonal rotary cylinder is fixedly arranged at the output end of the third hydraulic cylinder, the worm gear ring is fixedly arranged on the outer side of one end, far away from the inner hexagonal rotary cylinder, of the rotary column, the third fixing plate is symmetrically and fixedly arranged on one side, close to the worm gear ring, of the second L-shaped plate, the second fixing plate is rotatably connected with the second worm through a bearing, the second worm is meshed with the worm gear ring, the fourth hydraulic motor is fixedly arranged on one side of the third fixing plate, and the output end of the fourth hydraulic motor is fixedly connected with.
Preferably, one end of the rotary column, which is close to the inner hexagonal rotary drum, is fixed with a limiting drum, the inner hexagonal rotary drum is located on the inner wall of the limiting drum, limiting grooves are symmetrically formed in the inner wall of the limiting drum, limiting strips are symmetrically fixed on the outer side of the inner hexagonal rotary drum, and the limiting strips are connected with the limiting grooves in a sliding manner.
Preferably, a drain pipe is fixed at the bottom of the replacing bin, and a valve is fixed at one end of the drain pipe.
Preferably, the one end that the deck of hull is close to the change storehouse is connected with the second door through the hinge rotation, it is connected with the third door through the hinge symmetry rotation to change the storehouse upper surface, first door and second door pass through bolt and hull fixed connection, the third door passes through bolt and change storehouse fixed connection.
Compared with the related art, the ship with the quickly replaced and maintained propeller has the following beneficial effects:
the invention provides a ship with a quickly replaced and maintained propeller:
1. the replacement bin is arranged at the tail of the ship body, the standby propeller is stored in the replacement bin, and when the propeller is damaged, the propeller is replaced through the cooperation of the translation device, the lifting and rotating device and the clamping device, so that the danger of replacing the propeller by people is greatly reduced, and the working efficiency is improved;
2. the spare propeller is directly replaced, so that the replacement time is greatly shortened, the time for losing power of the ship body is reduced, and the influence on navigation is minimized;
3. in the screw of damage was changed to changing the storehouse, people got into through second door and third door and changed the storehouse in, can be safe maintain the screw, the screw that maintains can be reserved, the security is higher.
Drawings
FIG. 1 is a schematic view of an overall structure provided by the present invention;
FIG. 2 is a second schematic view of the overall structure provided by the present invention;
FIG. 3 is a schematic structural view of a third door provided in the present invention;
FIG. 4 is a schematic view of the internal structure of the replacement bin according to the present invention;
FIG. 5 is a schematic structural view of a translation device according to the present invention;
FIG. 6 is a schematic structural view of a lifting/lowering device according to the present invention;
FIG. 7 is a schematic view of a clamping device according to the present invention;
FIG. 8 is a schematic structural view of a clamping mechanism and a tightening mechanism provided by the present invention;
FIG. 9 is a schematic structural view of a hexagonal socket tumbler according to the present invention;
fig. 10 is a schematic structural view of the limiting cylinder provided by the invention.
Reference numbers in the figures: 1. a hull; 2. a stern shaft; 3. a propeller; 4. replacing the bin; 5. a translation device; 51. a stationary case; 52. a first threaded rod; 53. a first T-shaped slider; 54. a first hydraulic motor; 55. a translation plate; 6. a lifting and rotating device; 61. a first L-shaped plate; 62. a first hydraulic cylinder; 63. a lifting plate; 64. a first fixed block; 65. a rotating shaft; 66. a first worm gear; 67. a second fixed block; 68. a first worm; 69. a second hydraulic motor; 610. rotating the block; 7. a clamping device; 71. rotating the plate; 72. a clamping mechanism; 721. a clamping plate; 722. a second hydraulic cylinder; 723. hinging seat; 724. a connecting rod; 725. an arc-shaped splint; 726. connecting lugs; 73. a second T-shaped slider; 74. a second threaded rod; 75. a third hydraulic motor; 76. a second L-shaped plate; 77. a clamping cylinder; 78. a tightening mechanism; 781. turning the column; 782. a third hydraulic cylinder; 783. an inner hexagonal drum; 784. a worm-gear ring; 785. a third fixing plate; 786. a second worm; 787. a fourth hydraulic motor; 8. a fixed shaft; 9. a first bin gate; 10. lifting lugs; 11. a limiting cylinder; 12. a limiting strip; 13. a drain pipe; 14. a second bin gate; 15. and a third bin gate.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
In the specific implementation process, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, a boats and ships of quick replacement maintenance screw, including hull 1, stern axle 2 on the hull 1 and screw 3 through the screw fixation on stern axle 2, the inside one end that is close to screw 3 of hull 1 is fixed with changes storehouse 4, and change storehouse 4 one side and external intercommunication, it is fixed with translation device 5 to change 4 inner wall tops in storehouse, the end that moves of translation device 5 is fixed with lifting and rotating device 6, lifting and rotating device 6 top is fixed with clamping device 7, it is fixed with fixed axle 8 that is used for fixed screw 3 to change 4 inner wall symmetries in storehouse, it has first door 9 to rotate through the hinge in the one side that hull 1 is close to change storehouse 4, first door 9 one side symmetry is fixed with lug 10.
Referring to fig. 5, the translation device 5 includes a fixed shell 51, a first threaded rod 52, a first T-shaped slider 53, a first hydraulic motor 54 and a translation plate 55, the fixed shell 51 is fixed on the top of the inner wall of the replacement bin 4, the first threaded rod 52 is rotatably connected to the inner wall of the fixed shell 51 through a bearing, the first T-shaped slider 53 is slidably connected to the inner wall of the fixed shell 51, the first T-shaped slider 53 is in threaded connection with the first threaded rod 52 through a threaded hole, the first hydraulic motor 54 is fixed on one end of the outer side of the replacement bin 4 near the first threaded rod 52, the output end of the first hydraulic motor 54 is fixedly connected with the first threaded rod 52, and the bottom of the first T-shaped sliding block 53 is fixed with a translation plate 55, the first threaded rod 52 is driven to rotate by the rotation of the first hydraulic motor 54, and then the first T-shaped sliding block 53 can be driven to slide, and further the first T-shaped sliding block can slide through the translation plate 55, and further the lifting and rotating device 6 can be driven to move out of the replacing bin 4.
Referring to fig. 6 and 7, the lifting and rotating device 6 includes a first L-shaped plate 61, a first hydraulic cylinder 62, a lifting plate 63, a first fixed block 64, a rotating shaft 65, a first worm gear 66, a second fixed block 67, a first worm 68, a second hydraulic motor 69 and a rotating block 610, the first L-shaped plate 61 is fixed on one end of the lower surface of the translation plate 55 far away from the first T-shaped sliding block 53, the first hydraulic cylinder 62 is fixed on one end of the first L-shaped plate 61 in an embedded manner, the lifting plate 63 is fixed on the output end of the first hydraulic cylinder 62, the first fixed blocks 64 are symmetrically fixed on the lower surface of the lifting plate 63, the two first fixed blocks 64 are rotatably connected with the rotating shaft 65 through a bearing, the first worm gear 66 is fixed on one end of the rotating shaft 65, the second fixed block 67 is symmetrically fixed on one end of the lifting plate 63 near the first worm gear 66, the first worm 68 is rotatably connected with the middle parts of the two second fixed blocks 67 through a, a second fixed block 67 one side is fixed with second hydraulic motor 69, and the output and the first worm 68 fixed connection of second hydraulic motor 69, pivot 65 middle part is fixed with commentaries on classics piece 610, it rotates and drives first worm 68 through second hydraulic motor 69 and rotate, and then can drive first worm wheel 66 and rotate, it rotates to drive commentaries on classics piece 610 through pivot 65, make clamping device 7 rotatory 90, drive lifter plate 63 through first pneumatic cylinder 62 this moment and descend, and then drive clamping device 7 and descend, carry out the centre gripping through clamping device 7 to screw 3.
Referring to fig. 6, 7 and 8, the clamping device 7 includes a rotating plate 71, a clamping mechanism 72, a second T-shaped sliding block 73, a second threaded rod 74, a third hydraulic motor 75, a second L-shaped plate 76, a clamping cylinder 77 and a tightening mechanism 78, the rotating plate 71 is fixed at the bottom of the rotating block 610, the clamping mechanism 72 is fixed at one end of the bottom of the rotating plate 71, a T-shaped chute is formed at one end of the rotating plate 71 away from the clamping mechanism 72, the second T-shaped sliding block 73 is connected to the inner wall of the T-shaped chute in a sliding manner, the second threaded rod 74 is connected to the inner wall of the T-shaped chute in a rotating manner through a bearing, the second T-shaped sliding block 73 is connected to the second threaded rod 74 through a threaded hole in a threaded manner, a third hydraulic motor 75 is fixed at one end of the rotating plate 71, the output end of the third hydraulic motor 75 is connected to the second threaded rod 74 in a threaded manner, the second L-shaped plate 76 is fixed at the bottom of, a screwing mechanism 78 is fixed at the lower end of the second L-shaped plate 76;
the clamping mechanism 72 comprises a clamping plate 721, a second hydraulic cylinder 722, a hinged support 723, a connecting rod 724, an arc-shaped clamping plate 725 and a connecting lug 726, the clamping plate 721 is fixed at one end of the lower surface of the rotating plate 71, the second hydraulic cylinder 722 is fixed at one side of the clamping plate 721, a hinged support 723 is fixed at the output end of the second hydraulic cylinder 722, the connecting rod 724 is symmetrically hinged on the inner wall of the hinged support 723 through a shaft pin, the arc-shaped clamping plate 725 is hinged at one end of the clamping plate 721 close to the connecting rod 724 through the shaft pin, the connecting lug 726 is fixed at one end of the arc-shaped clamping plate 725, one ends of the two connecting rods 724 far away from the hinged support 723 are respectively hinged with the two connecting lugs 726 through the shaft pin, the two arc-shaped clamping plates 725 are clamped with one end of the propeller 3, the two arc-shaped clamping plates 725 on the clamping mechanism 72 move to one end of the propeller 3, then rotate through third hydraulic motor 75 and drive second threaded rod 74 and rotate, and then drive second T shape slider 73 and slide for second T shape slider 73 drives second L shaped plate 76 and is close to the one end of screw 3, and then makes clamping cylinder 77 cover establish the one end of screw 3 keeping away from fixture 72, carries out the centre gripping to the other end of screw 3, and cooperation fixture 72 can be stable carry out the centre gripping removal to screw 3.
Referring to fig. 8, 9 and 10, the tightening mechanism 78 includes a rotary column 781, a third hydraulic cylinder 782, a hexagon socket head 783, a worm gear ring 784, a third fixing plate 785, a second worm 786 and a fourth hydraulic motor 787, one end of the second L-shaped plate 76 near the clamping cylinder 77 is rotatably connected with the rotary column 781 through a bearing, the rotary column 781 is coaxial with the clamping cylinder 77, the third hydraulic cylinder 782 is fixedly embedded in the middle of the rotary column 781, the output end of the third hydraulic cylinder 782 is fixedly connected with the hexagon socket head 783, the worm gear ring 784 is fixedly arranged on the outer side of one end of the rotary column 781 far away from the hexagon socket head 783, the third fixing plates 785 are symmetrically fixed on one side of the second L-shaped plate 76 near the worm ring 784, the second worms 786 are rotatably connected with the two third fixing plates 785 through bearings, the second worm 786 is meshed with the worm ring 784, one side of one third fixing plate 785 is fixedly connected with the fourth hydraulic motor 787, and the output end of the fourth hydraulic motor 786 is fixedly connected with the second worm 786, promote on hexagonal rotary drum 783 inserts stern shaft 2 is used for the nut of fixed screw 3 through third pneumatic cylinder 782, rotate through fourth hydraulic motor 787 and drive worm wheel ring 784 and rotate, and then drive rotary column 781 and rotate, and then can drive hexagonal rotary drum 783 and rotate, unscrew the nut on the stern shaft 2, and at the in-process of unscrewing, third pneumatic cylinder 782 slowly contracts, until twisting the nut off.
Referring to fig. 10, the one end that the rotary column 781 is close to the interior hexagonal rotary drum 783 is fixed with a spacing section of thick bamboo 11, and interior hexagonal rotary drum 783 is located a spacing section of thick bamboo 11 inner wall, spacing groove has been seted up to a spacing section of thick bamboo 11 inner wall symmetry, interior hexagonal rotary drum 783 outside symmetry is fixed with spacing 12, and spacing 12 and spacing groove sliding connection, it is spacing through spacing 12 between a spacing section of thick bamboo 11 and the interior hexagonal rotary drum 783, improve the stability of rotary column 781 when driving interior hexagonal rotary drum 783 and rotate.
Referring to fig. 3 and 4, a drain pipe 13 is fixed at the bottom of the replacement bin 4, and a valve is fixed at one end of the drain pipe 13, so that seawater entering the replacement bin 4 can be discharged by arranging the drain pipe 13, and the seawater is prevented from continuously corroding metal in the replacement bin 4.
Referring to fig. 1 and 3, one end of a deck of a ship body 1 close to a replacing cabin 4 is rotatably connected with a second cabin door 14 through a hinge, the upper surface of the replacing cabin 4 is rotatably connected with a third cabin door 15 through a hinge, the first cabin door 9 and the second cabin door 14 are fixedly connected with the ship body 1 through bolts, the third cabin door 15 is fixedly connected with the replacing cabin 4 through bolts, the second cabin door 14 and the third city door 15 are arranged to facilitate people to maintain the detached damaged propeller 3, and the first cabin door 9, the second cabin door 14 and the third cabin door 15 are all provided with sealing components to seal.
The working principle is as follows:
when the device works, the standby propeller 3 is inserted into a fixed shaft 8 in the replacing bin 4, the clamping device 7 rotates 90 degrees through the lifting and rotating device 6 and moves to one end of the inner wall of the replacing bin 4, which is not provided with the propeller 3, through the translation device 5 to be stored, then the first bin door 9 is fixed with the ship body 1 through a bolt to seal the inside of the replacing bin 4, the lifting lug 10 on the first bin door 9 is connected with a lock chain, when the propeller 3 on the ship body 1 is damaged, a person turns off the bolt on the first bin door 9, the lock chain is wound through the winding machine, the first bin door 9 can be opened, then the translation device 5 works, the first hydraulic motor 54 rotates to drive the first threaded rod 52 to rotate, the first T-shaped sliding block 53 can be driven to slide, the translation plate 55 can slide, and the lifting and rotating device 6 can be driven to move out of the replacing bin 4, then the second hydraulic motor 69 rotates to drive the first worm 68 to rotate, and further drive the first worm wheel 66 to rotate, the rotating block 610 is driven to rotate through the rotating shaft 65, so that the clamping device 7 rotates 90 degrees, at this time, the lifting plate 63 is driven to descend through the first hydraulic cylinder 62, and further the clamping device 7 is driven to descend, so that the two arc-shaped clamping plates 725 on the clamping mechanism 72 move to one end of the propeller 3, then the hinged support 723 is pushed to slide through the second hydraulic cylinder 722, and further the arc-shaped clamping plates 725 are driven to overturn through the connecting rod 724, the propeller 3 is clamped through the two arc-shaped clamping plates 725, then the second threaded rod 74 is driven to rotate through the rotation of the third hydraulic motor 75, and further the second T-shaped sliding block 73 is driven to slide, so that the second T-shaped sliding block 73 drives the second L-shaped plate 76 to approach one end of the propeller 3, and further the clamping, the other end of the propeller 3 is clamped, the clamping mechanism 72 is matched to stably clamp and move the propeller 3, then the third hydraulic cylinder 782 pushes the inner hexagonal rotary drum 783 to be inserted into the screw cap of the screw shaft 2 for fixing the propeller 3, the fourth hydraulic motor 787 rotates to drive the worm gear ring 784 to rotate, the rotary column 781 is further driven to rotate, the inner hexagonal rotary drum 783 is further driven to rotate, the screw cap on the screw shaft 2 is unscrewed, in the process of unscrewing, the third hydraulic cylinder 782 slowly shrinks until the screw cap is unscrewed, at the moment, the translation device 5 drives the clamping device 7 to take the damaged propeller 3 off from the screw shaft 2, the damaged propeller 3 is rotated by the lifting and rotating device 6 for 90 degrees and then is lifted to a position coaxial with the fixed shaft 8 to be inserted into the fixed shaft 8, the fixed end structure of the fixed shaft 8 is the same as that of the screw shaft 2, the propeller 3 is inserted into the empty fixed shaft 8 through the translation device 5, then the screw cap is screwed on the fixed shaft 8 through the screwing mechanism 78 according to the same steps, the damaged propeller 3 is fixed on the fixed shaft 8, then the clamping device 7 is moved out of the replacing bin 4 and turned over for 180 degrees, so that the clamping device 7 moves to the position coaxial with the new propeller 3, the new propeller 3 is disassembled and installed on the stern shaft 2 according to the same steps, after the installation is completed, the lifting and rotating device 6 and the clamping device 7 move into the replacing bin 4 to be stored, then people close the first bin door 9, seawater flowing into the replacing bin 4 is discharged through the drain pipe 13, and people can open the second bin door 14 and the third bin door 15 to enter the replacing bin 4 to repair the damaged propeller 3.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.