CN212639769U - Crane for maintenance of ships in floating dock - Google Patents

Crane for maintenance of ships in floating dock Download PDF

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Publication number
CN212639769U
CN212639769U CN202021499781.0U CN202021499781U CN212639769U CN 212639769 U CN212639769 U CN 212639769U CN 202021499781 U CN202021499781 U CN 202021499781U CN 212639769 U CN212639769 U CN 212639769U
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CN
China
Prior art keywords
crane
floating dock
wheel
fixed
lifting hook
Prior art date
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Application number
CN202021499781.0U
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Chinese (zh)
Inventor
黄光富
张建柏
许高辉
于涛
苗晟林
周振远
张�杰
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PENGLAI ZHONGBAI JINGLU SHIP INDUSTRY CO LTD
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PENGLAI ZHONGBAI JINGLU SHIP INDUSTRY CO LTD
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Priority to CN202021499781.0U priority Critical patent/CN212639769U/en
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Abstract

The utility model discloses a crane is used in maintenance of floating dock boats and ships, including floating dock wall and lifting hook, the upper and lower both sides of floating dock wall are fixed with the guide rail, the mid-mounting of walking wheel has the pivot, the top of portal is fixed with the support column, the top of carousel is fixed with the control room, the top of propeller strut is fixed with the mounting bracket, the cylinder is installed to one side of the central line that is close to the mounting bracket of motor, the right side of control room is fixed with the cantilever crane, the below of leading wheel is provided with the pulley, the lifting hook is located the below of support, the pin pole is installed to the upper end of shelves pole. This crane is used in floating dock boats and ships maintenance compares with current ordinary crane, carries on spacingly through guide rail and walking wheel, prevents that the crane from toppling under the big unrestrained condition of strong wind, and the shelves pole tightly presses down on the lifting hook under torque spring's resilience force effort, prevents that wire rope from droing, and the winding displacement wheel carries out the winding displacement along two-way lead screw reciprocating motion for the cylinder atress is even.

Description

Crane for maintenance of ships in floating dock
Technical Field
The utility model relates to a boats and ships maintenance technical field specifically is a crane is used in maintenance of floating dock boats and ships.
Background
The newly-built floating dock is mainly used for rapid maintenance and rest guarantee of large military ships in wartime, can meet the docking requirement of large guarantee ships, can be used for docking, reconstruction and ship construction of large ships and ocean engineering, can also be used for salvaging sunken ships, transporting deep ships through shallow water channels, loading and unloading large heavy equipment and the like, creates military and civil integration innovation platforms by the aid of the military and civil integration platform, and better serves national defense construction, and the crane is a multi-action hoisting machine for vertically lifting and horizontally transporting heavy objects within a certain range.
General hoist topples easily in the weather of big stormy waves, and wire rope loosens with the lifting hook easily, and factor of safety is low, does not have the winding displacement structure, and wire rope gathers in the department of cylinder, makes the cylinder atress uneven easily, can not be fine satisfies people's user demand, to above-mentioned condition, carries out technical innovation on current hoist basis.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a crane is used in maintenance of floating dock boats and ships to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a crane for ship maintenance of a floating dock comprises a floating dock docking wall and a hook, guide rails are fixed on the upper side and the lower side of the floating dock docking wall, walking wheels are arranged on one sides, close to the center line of the floating dock docking wall, of the guide rails, a rotating shaft is installed in the middle of the walking wheels, a gantry is installed above the rotating shaft, a support column is fixed above the gantry, a turntable is installed above the support column, a control chamber is fixed above the turntable, a herringbone frame is fixed above the control chamber, an installation frame is fixed above the herringbone frame, a motor is fixed above the installation frame, a roller is installed on one side, close to the center line of the installation frame, a wire arranging device is installed in front of the roller, an arm support is fixed on the right side of the control chamber, a guide wheel is installed at the right end of the arm support, a pulley is arranged below the guide wheel, and a support is installed on, the lifting hook is located the below of support, and the inboard of lifting hook installs shelves pole, the pin pole is installed to the upper end of shelves pole, and the outside of pin pole is provided with torsion spring.
Preferably, the floating dock wall is fixedly connected with the guide rail, and the outer surface of the guide rail is attached to the inner surface of the travelling wheel.
Preferably, the walking wheels are connected with the gantry through rotating shafts, and the walking wheels are symmetrically distributed around the center line of the gantry.
Preferably, the control room forms a rotating structure through the turntable and the supporting columns, and the central axis of the turntable coincides with the central axis of the supporting columns.
Preferably, the stop lever and the lifting hook form the rotating mechanism through the pin rod, and the outer surface of the stop lever is attached to the inner surface of the lifting hook.
Preferably, the winding displacement device includes mount, two-way lead screw, gag lever post and winding displacement wheel, the left and right sides of two-way lead screw is fixed with the mount, and the middle part of two-way lead screw has connect the winding displacement wheel soon, the gag lever post is installed to the top of winding displacement wheel.
Preferably, the bidirectional screw rod is in threaded connection with the wire arrangement wheel, and the upper surface of the wire arrangement wheel is attached to the lower surface of the limiting rod.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a setting through dock wall, walking wheel, pivot, portal and guide rail of floating dock makes this hoist stable, avoids the strong wind and big waves to overturn the hoist, laminates with the internal surface of walking wheel through the surface of guide rail, carries on spacing to the walking wheel, avoids the portal to rock about, and the dock wall of floating dock all sets up the walking wheel from top to bottom, prevents that the hoist from toppling under the strong wind and big waves condition;
2. the utility model has the advantages that through the arrangement of the lifting hook, the stop lever, the pin lever and the torsion spring, the steel wire rope is conveniently limited in the lifting hook, the steel wire rope is prevented from falling off, the stop lever is pressed down to enable the torsion spring to be compressed and contracted, the steel wire rope on a heavy object is hung in the lifting hook, the stop lever is released, the stop lever tightly presses the stop lever on the lifting hook under the action of the resilience force of the torsion spring, and the steel wire rope is prevented from falling off;
3. the utility model discloses a motor, the cylinder, the mount, two-way lead screw, the setting of gag lever post and calandria wheel, carry out the winding displacement to wire rope, avoid wire rope gathering in one side of cylinder, make the cylinder atress uneven, the cylinder damages easily, along with the start-up of motor, the cylinder is rotatory, start rolling wire rope, carry and draw the heavy object, wire rope passes the hole between gag lever post and the calandria wheel, along with wire rope's removal, it is rotatory to drive the calandria wheel, the calandria wheel carries out reciprocating motion along two-way lead screw, carry out the winding displacement, make the cylinder atre.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of a right-side half-section structure of the present invention;
FIG. 3 is a schematic sectional view of the hook of the present invention;
FIG. 4 is a schematic view of the three-dimensional structure of the hook of the present invention;
fig. 5 is a schematic structural view of the wire arranging device of the present invention.
In the figure: 1. a floating dock wall; 2. a traveling wheel; 3. a rotating shaft; 4. a gantry; 5. a guide rail; 6. a support pillar; 7. a turntable; 8. a control room; 9. a herringbone frame; 10. a mounting frame; 11. a motor; 12. a guide wheel; 13. a boom; 14. a pulley; 15. a support; 16. a hook; 17. a gear lever; 18. a pin rod; 19. a torsion spring; 20. a drum; 21. a wire arranging device; 2101. a fixed mount; 2102. a bidirectional lead screw; 2103. a limiting rod; 2104. a wire arrangement wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a crane for maintaining a floating dock ship comprises a floating dock wall 1 and a hook 16, wherein guide rails 5 are fixed on the upper side and the lower side of the floating dock wall 1, walking wheels 2 are arranged on one side, close to the center line of the floating dock wall 1, of the guide rails 5, the floating dock wall 1 is fixedly connected with the guide rails 5, the outer surfaces of the guide rails 5 are attached to the inner surfaces of the walking wheels 2, a rotating shaft 3 is installed in the middle of each walking wheel 2, a portal 4 is installed above the rotating shaft 3, the walking wheels 2 are connected with the portal 4 through the rotating shaft 3, the walking wheels 2 are symmetrically distributed around the center line of the portal 4, the crane is stable through the arrangement of the floating dock wall 1, the walking wheels 2, the rotating shaft 3, the portal 4 and the guide rails 5, the crane is prevented from being overturned by large wind and waves, the outer surfaces of, the portal 4 is prevented from shaking left and right, and the travelling wheels 2 are arranged on the upper portion and the lower portion of the dock wall 1 of the floating dock, so that the crane is prevented from overturning under the conditions of strong wind and strong waves;
a support column 6 is fixed above the door frame 4, a rotary table 7 is installed above the support column 6, a control chamber 8 is fixed above the rotary table 7, a herringbone frame 9 is fixed above the control chamber 8, the control chamber 8 and the support column 6 form a rotary structure through the rotary table 7, the central axis of the rotary table 7 is coincident with the central axis of the support column 6, an installation frame 10 is fixed above the herringbone frame 9, a motor 11 is fixed above the installation frame 10, a roller 20 is installed on one side of the motor 11 close to the central line of the installation frame 10, a wire arranging device 21 is installed in front of the roller 20, the wire arranging device 21 comprises a fixed frame 2101, a bidirectional screw 2102, a limit rod 2103 and a wire arranging wheel 2104, fixed frame 2101 is fixed on the left side and the right side of the bidirectional screw 2102, a wire arranging wheel 2104 is screwed in the middle of the bidirectional screw, the limit rod 2103 is installed above the wire arranging wheel, the bidirectional screw 2102 is in, the upper surface of the wire arranging wheel 2104 is attached to the lower surface of the limiting rod 2103, the wire arrangement is performed on the wire rope through the arrangement of the motor 11, the roller 20, the fixing frame 2101, the bidirectional screw 2102, the limiting rod 2103 and the wire arranging wheel 2104, the wire rope is prevented from being gathered on one side of the roller 20, so that the roller 20 is uneven in stress, the roller 20 is easy to damage, the roller 20 rotates along with the starting of the motor 11, the wire rope starts to be wound and is pulled to be heavy, the wire rope penetrates through a hole between the limiting rod 2103 and the wire arranging wheel 2104, the wire arranging wheel 2104 is driven to rotate along with the movement of the wire rope, the wire arranging wheel 2104 reciprocates along the bidirectional screw 2102 to arrange the wire, and the force applied;
an arm support 13 is fixed on the right side of the control chamber 8, a guide wheel 12 is installed at the right end of the arm support 13, a pulley 14 is arranged below the guide wheel 12, a support 15 is installed on the outer side of the pulley 14, a hook 16 is located below the support 15, a stop lever 17 is installed on the inner side of the hook 16, a pin lever 18 is installed at the upper end of the stop lever 17, a torsion spring 19 is arranged on the outer side of the pin lever 18, the stop lever 17 and the hook 16 form a rotating mechanism through the pin lever 18, the outer surface of the stop lever 17 is attached to the inner surface of the hook 16, the steel wire rope is conveniently limited in the hook 16 through the arrangement of the hook 16, the stop lever 17, the pin lever 18 and the torsion spring 19 to prevent the steel wire rope from falling off, the stop lever 17 is pressed down to enable the torsion spring 19 to be compressed and contracted, the steel wire rope on a heavy object is hung in the hook 16, the stop lever 17 is released, the stop lever 17 is tightly, the steel wire rope is prevented from falling off.
The working principle is as follows: when the crane for ship maintenance of the floating dock is used, firstly, a driver climbs into a control chamber 8 on a turntable 7 through ladders on a portal 4 and a support column 6, controls a traveling wheel 2 to move along guide rails 5 on the upper side and the lower side of a dock wall 1 of the floating dock, limits the traveling wheel 2 by attaching the outer surfaces of the guide rails 5 on the upper side and the lower side to the inner surface of the traveling wheel 2, avoids the portal 4 from shaking left and right, prevents the crane from overturning under the condition of strong wind and strong waves, the control chamber 8 rotates through the turntable 7, puts down a lifting hook 16, a worker presses a stop lever 17, hangs a steel wire rope on a heavy object in the lifting hook 16, releases the stop lever 17, the stop lever 17 rebounds under the action force of a torsion spring 19, limits the steel wire rope in the lifting hook 16 and prevents the steel wire rope from falling off, the steel wire rope penetrates through a hole between a limiting rod 210, the roller 20 is made to rotate, the steel wire rope is wound, the heavy object is lifted, the wire arranging wheel 2104 is driven to rotate along with the movement of the steel wire rope, the wire arranging wheel 2104 moves along the bidirectional screw 2102 to arrange wires, when the wire arranging wheel 2104 moves to one end of the bidirectional screw 2102, the wire rope is automatically moved in the reverse direction, the steel wire rope is evenly arranged on the roller 20, the stress of the roller 20 is even, and the working principle of the crane for the maintenance of the floating dock ship is the working principle.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A crane for repairing a floating dock ship comprises a floating dock wall (1) and a hook (16), and is characterized in that: guide rails (5) are fixed on the upper side and the lower side of the floating dock wall (1), walking wheels (2) are arranged on one side, close to the center line of the floating dock wall (1), of each guide rail (5), a rotating shaft (3) is installed in the middle of each walking wheel (2), a gantry (4) is installed above each rotating shaft (3), a support column (6) is fixed above each gantry (4), a turntable (7) is installed above each support column (6), a control chamber (8) is fixed above each turntable (7), a herringbone frame (9) is fixed above each control chamber (8), a mounting frame (10) is fixed above each herringbone frame (9), a motor (11) is fixed above each mounting frame (10), a roller (20) is installed on one side, close to the center line of each mounting frame (10), and a wire arranging device (21) is installed in front of each roller (20), the right side of control room (8) is fixed with cantilever crane (13), and the right-hand member of cantilever crane (13) installs leading wheel (12), the below of leading wheel (12) is provided with pulley (14), and the outside of pulley (14) installs support (15), lifting hook (16) are located the below of support (15), and the inboard of lifting hook (16) installs shelves pole (17), pin rod (18) are installed to the upper end of shelves pole (17), and the outside of pin rod (18) is provided with torsion spring (19).
2. A crane for use in floating dock vessel maintenance according to claim 1, wherein: the floating dock wall (1) is fixedly connected with the guide rail (5), and the outer surface of the guide rail (5) is attached to the inner surface of the travelling wheel (2).
3. A crane for use in floating dock vessel maintenance according to claim 1, wherein: the walking wheels (2) are connected with the portal frame (4) through the rotating shaft (3), and the walking wheels (2) are symmetrically distributed around the central line of the portal frame (4).
4. A crane for use in floating dock vessel maintenance according to claim 1, wherein: the control room (8) forms a rotating structure with the supporting column (6) through the turntable (7), and the central axis of the turntable (7) coincides with the central axis of the supporting column (6).
5. A crane for use in floating dock vessel maintenance according to claim 1, wherein: the stop lever (17) and the lifting hook (16) form a rotating mechanism through a pin rod (18), and the outer surface of the stop lever (17) is attached to the inner surface of the lifting hook (16).
6. A crane for use in floating dock vessel maintenance according to claim 1, wherein: the winding displacement device (21) comprises a fixing frame (2101), a bidirectional lead screw (2102), a limiting rod (2103) and a winding displacement wheel (2104), wherein the fixing frame (2101) is fixed on the left side and the right side of the bidirectional lead screw (2102), the winding displacement wheel (2104) is screwed in the middle of the bidirectional lead screw (2102), and the limiting rod (2103) is installed above the winding displacement wheel (2104).
7. A crane for use in floating dock vessel maintenance according to claim 6, wherein: the bidirectional screw rod (2102) is in threaded connection with the wire arranging wheel (2104), and the upper surface of the wire arranging wheel (2104) is attached to the lower surface of the limiting rod (2103).
CN202021499781.0U 2020-07-27 2020-07-27 Crane for maintenance of ships in floating dock Active CN212639769U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021499781.0U CN212639769U (en) 2020-07-27 2020-07-27 Crane for maintenance of ships in floating dock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021499781.0U CN212639769U (en) 2020-07-27 2020-07-27 Crane for maintenance of ships in floating dock

Publications (1)

Publication Number Publication Date
CN212639769U true CN212639769U (en) 2021-03-02

Family

ID=74764122

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021499781.0U Active CN212639769U (en) 2020-07-27 2020-07-27 Crane for maintenance of ships in floating dock

Country Status (1)

Country Link
CN (1) CN212639769U (en)

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