CN118108126A

CN118108126A - Crane for ship maintenance

Info

Publication number: CN118108126A
Application number: CN202310619319.1A
Authority: CN
Inventors: 邓可强; 刘启钟; 刘彬; 汪丽华
Original assignee: Yichang Xingda Shipping Co ltd
Current assignee: Yichang Xingda Shipping Co ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2024-05-31

Abstract

The invention discloses a crane for ship maintenance, which comprises two side frames, wherein top transverse plates are fixedly connected to the top ends of the two side frames together, a portal frame is fixedly arranged on the upper surface of the top transverse plates, a guide rod is fixedly arranged in the bottom end of the portal frame, a moving block is slidably connected to the surface of the guide rod, a hoisting structure is fixedly arranged at the bottom end of the moving block, a strip-shaped opening is formed in the middle of each top transverse plate, vertical rods are fixedly arranged in the middle of each side frame, sliding sleeves are slidably connected to the surfaces of the vertical rods, and transverse rods are fixedly connected to the sliding sleeves on the surfaces of the two vertical rods together. According to the invention, the frame, the top transverse plate, the portal frame, the guide rod, the moving block, the lifting structure, the screw rod and the second motor are arranged, the maintenance piece of the ship can be lifted through the lifting structure, and then the second motor drives the screw rod to rotate so as to drive the moving block to transversely move, so that the position of the lifted maintenance piece is transferred, a crane does not need to be moved, and the crane is simpler and more convenient to use.

Description

Crane for ship maintenance

Technical Field

The invention relates to the technical field of ship maintenance equipment, in particular to a crane for ship maintenance.

Background

The ship is a general term of various ships, the ship is a transportation means capable of sailing or berthing in a water area for transportation or operation, the ship is composed of a plurality of parts, according to the functions and purposes of each part, the ship can be comprehensively classified into three parts of a ship body, a ship power device, ship electricity and the like, in the use process of the ship, the ship runs in water for a long time, so that the bottom of the ship or parts in the ship are damaged, maintenance personnel are required to overhaul the ship, and the ship is required to be moved by means of a crane during maintenance due to the large size and heavy weight of the parts of the ship.

However, when the conventional ship crane lifts and moves the components, the lifted components are easy to shake, and most of the conventional cranes only lift the ship components up and down, and then the positions of the ship components are changed by moving the crane, so that the use is relatively laborious. In addition, some existing cranes use electromagnetic chucks to adsorb and lift ship components, and other cranes lift the ship components through hooks, so that the two cranes cannot be replaced and used, and certain limitations exist.

Disclosure of Invention

(One) solving the technical problems

Aiming at the defects of the prior art, the invention provides a ship maintenance crane, which solves the defect that the current ship maintenance crane is unstable in hoisting ship components.

(II) technical scheme

In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a ship service crane, includes two side frame, two the common fixedly connected with top diaphragm in side frame top, fixed surface has the portal frame on the top diaphragm, the inside guide arm that is fixed with in portal frame bottom, guide arm surface sliding connection has the movable block, movable block bottom mounting has the hoisting structure, the bar mouth has been seted up at top diaphragm middle part, two side frame middle part all is fixed with the montant, and montant surface sliding connection has the sliding sleeve, two the common fixedly connected with horizontal pole of sliding sleeve on montant surface, horizontal pole surface sliding connection has the movable plate of being connected with the hoisting structure, movable plate bottom fixed surface has cup jointed detachable adapter sleeve, adapter sleeve bottom mounting has electromagnetic chuck or couple, portal frame lateral wall one side is fixed with the second motor that the drive hoisting structure removed.

Preferably, the lifting structure comprises a box body fixedly connected with the bottom end of the moving block, a rotating shaft is rotatably connected in the box body, a wire wheel is fixed on the surface of the rotating shaft, steel wires are wound on the surface of the wire wheel, and the bottom end of the steel wires penetrates through a reserved opening and a strip-shaped opening in the bottom of the box body to be fixedly connected with the moving plate. Through unreeling or rolling of the wire wheel pair steel wire, the steel wire can pull the movable plate to move up and down, so that the ship component is lifted.

Preferably, a first motor is fixed on the outer side wall of the box body, and the driving end of the first motor is fixedly connected with the rotating shaft. The wire wheel can be driven to rotate by the first motor.

Preferably, through holes are formed in the middle of the connecting sleeve and the middle of the moving plate, and bolts are connected inside the through holes. Therefore, the connecting sleeve can be fixedly connected with the movable plate through the bolts, and can be detached from the surface of the connecting plate, so that the connecting sleeve connected with the electromagnetic chuck or the hook can be replaced.

Preferably, the inside of portal frame and be located the guide arm below and rotate through the bearing and be connected with the lead screw, the lead screw runs through the movable block and with the movable block screw thread rotation connection, lead screw is close to second motor one end and second motor drive end fixed connection. After the second motor drives the screw rod to rotate, the screw rod can drive the moving block to move along the guide rod, so that the lifting structure is driven to move transversely.

Preferably, the lower surface of the box body is in sliding connection with the upper surface of the top transverse plate. The transverse plate can play a supporting role on the lifting structure, and deformation of the guide rod or the screw rod is avoided.

Preferably, rollers are fixed on two sides of the bottom end of each side frame. The whole crane is conveniently moved by the roller.

Working principle: according to ship components to be lifted, a hook or an electromagnetic chuck is selected, and then a connecting sleeve at the top of the hook or the electromagnetic chuck is fixedly arranged at the bottom of the movable plate through bolts. When the ship component is lifted, the ship component is grabbed by the electromagnetic chuck or the hook, and then the wire wheel is driven to rotate by the first motor, so that the steel wire is wound, and the steel wire can pull the movable plate to ascend along the vertical rod, thereby realizing the lifting of the ship component. And then the screw rod can be driven to rotate through the second motor, and the screw rod is used for driving the moving block to move transversely along the guide rod, so that the lifting structure is driven to move transversely, and the lifting structure can drive the ship component to move transversely along the direction of the cross rod, so that the position transfer of the ship component is realized.

Advantageous effects

The invention provides a crane for ship maintenance and a method thereof. The beneficial effects are as follows:

1. When the ship maintenance device is used, the side frames, the top transverse plates, the portal frames, the guide rods, the moving blocks, the lifting structure, the screw rods and the second motors are arranged, maintenance pieces of ships can be lifted through the lifting structure, and then the second motors drive the screw rods to rotate so as to drive the moving blocks to transversely move, so that the positions of the lifted maintenance pieces are transferred, a crane is not required to be moved, and the ship maintenance device is simpler and more convenient to use.

2. When the crane is used, the moving plate, the connecting sleeve, the through holes and the bolts are arranged, and the electromagnetic chuck or the hook is fixedly connected to the bottom of the connecting sleeve, so that the connecting sleeve can be detached from the bottom of the moving plate for different maintenance parts, and then the connecting sleeve with the electromagnetic chuck or the hook is installed to be matched with the use of the corresponding maintenance part, and the flexibility of the crane is improved.

Drawings

FIG. 1 is a schematic view of the whole of the invention after installation of an electromagnetic chuck;

FIG. 2 is a perspective view of a lifting structure of the present invention;

FIG. 3 is a cross-sectional view of a lifting structure of the present invention;

FIG. 4 is an enlarged view of FIG. 1 at A;

fig. 5 is an overall schematic view of the present invention after the hanger is installed.

Wherein, 1, side frames; 2. a top cross plate; 3. a portal frame; 4. a guide rod; 5. a moving block; 6. a lifting structure; 61. a case; 62. a rotating shaft; 63. a wire wheel; 64. a steel wire; 65. a first motor; 7. a strip-shaped opening; 8. a vertical rod; 9. a sliding sleeve; 10. a cross bar; 11. a moving plate; 12. connecting sleeves; 13. perforating; 14. a bolt; 15. an electromagnetic chuck; 16. a hook; 17. a screw rod; 18. a second motor; 19. and a roller.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Examples:

As shown in fig. 1-5, the embodiment of the invention provides a crane for ship maintenance, which comprises two side frames 1, wherein top transverse plates 2 are fixedly connected to the top ends of the two side frames 1, a portal frame 3 is fixed on the upper surface of the top transverse plates 2, a guide rod 4 is fixed inside the bottom end of the portal frame 3, a movable block 5 is slidably connected to the surface of the guide rod 4, a lifting structure 6 is fixed on the bottom end of the movable block 5, a strip-shaped opening 7 is formed in the middle of the top transverse plates 2, vertical rods 8 are fixedly arranged in the middle of the two side frames 1, sliding sleeves 9 are slidably connected to the surfaces of the vertical rods 8, a cross rod 10 is fixedly connected to the sliding sleeves 9 on the surfaces of the two vertical rods 8, a movable plate 11 connected with the lifting structure 6 is slidably connected to the surfaces of the cross rod 10, a detachable connecting sleeve 12 is fixedly sleeved on the bottom end surface of the movable plate 11, an electromagnetic chuck 15 or a hook 16 is fixed on the bottom end of the connecting sleeve 12, and a second motor 18 for driving the lifting structure 6 to move is fixed on one side of the outer side wall of the portal frame 3.

As shown in fig. 1-3, the lifting structure 6 comprises a box body 61 fixedly connected with the bottom end of the moving block 5, a rotating shaft 62 is rotatably connected in the box body 61, a wire wheel 63 is fixed on the surface of the rotating shaft 62, a steel wire 64 is wound on the surface of the wire wheel 63, and the bottom end of the steel wire 64 passes through a reserved opening and a strip-shaped opening 7 at the bottom of the box body 61 to be fixedly connected with the moving plate 11. The first motor 65 is fixed on the outer side wall of the box body 61, and the driving end of the first motor 65 is fixedly connected with the rotating shaft 62. Therefore, the first motor 65 can drive the wire wheel 63 to rotate, the wire wheel 63 can wind or unwind the steel wire 64, and the steel wire can drive the moving plate 11 to lift, so that the ship components grabbed below the moving plate 11 are driven to move up and down.

As shown in fig. 1 and 4, through holes 13 are formed in the middle parts of the connecting sleeve 12 and the moving plate 11, and bolts 14 are connected inside the through holes 13. The connecting sleeve 12 and the connecting plate 11 can be fixedly connected through the bolts 14, so that the electromagnetic chuck 15 and the hook 16 can be detached for replacement and use for lifting different ship components.

As shown in fig. 1, a screw rod 17 is rotatably connected to the inside of the portal frame 3 and below the guide rod 4 through a bearing, the screw rod 17 penetrates through the moving block 5 and is rotatably connected with the moving block 5 through threads, and one end, close to the second motor 18, of the screw rod 17 is fixedly connected with the driving end of the second motor 18. The lower surface of the box body 61 is slidingly connected with the upper surface of the top transverse plate 2. The second motor 18 can drive the screw rod 17 to rotate, and the screw rod 17 can drive the moving block 5 to transversely move along the guide rod 4, so that the lifting structure 6 is driven to transversely move.

As shown in fig. 1, rollers 19 are fixed to both sides of the bottom ends of the two side frames 1. The entire crane can be moved by means of the rollers 19.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A crane for marine service, characterized in that: including two side frame (1), two side frame (1) top fixedly connected with top diaphragm (2) jointly, top diaphragm (2) upper surface fixed has portal frame (3), portal frame (3) bottom internal fixation has guide arm (4), guide arm (4) surface sliding connection has movable block (5), movable block (5) bottom mounting has hoisting structure (6), bar mouth (7) have been seted up at top diaphragm (2) middle part, two side frame (1) middle part all is fixed with montant (8), and montant (8) surface sliding connection has sliding sleeve (9), two sliding sleeve (9) on montant (8) surface are fixedly connected with horizontal pole (10) jointly, horizontal pole (10) surface sliding connection has movable plate (11) be connected with hoisting structure (6), movable plate (11) bottom surface fixed cup joints detachable adapter sleeve (12), adapter sleeve (12) bottom is fixed with electromagnetic chuck (15) or couple (16), second portal frame (18) that side wall outside is fixed with motor (3) and moves.

2. A crane for marine service according to claim 1, wherein: the lifting structure (6) comprises a box body (61) fixedly connected with the bottom end of the moving block (5), a rotating shaft (62) is rotatably connected inside the box body (61), a wire wheel (63) is fixedly arranged on the surface of the rotating shaft (62), a steel wire (64) is wound on the surface of the wire wheel (63), and the bottom end of the steel wire (64) penetrates through a reserved opening and a strip-shaped opening (7) in the bottom of the box body (61) to be fixedly connected with the moving plate (11).

3. A crane for marine service according to claim 2, wherein: the box (61) lateral wall is fixed with first motor (65), first motor (65) drive end and pivot (62) fixed connection.

4. A crane for marine service according to claim 1, wherein: perforations (13) are formed in the middle of the connecting sleeve (12) and the middle of the moving plate (11), and bolts (14) are connected inside the perforations (13).

5. A crane for marine service according to claim 1, wherein: the inside of portal frame (3) and be located guide arm (4) below and rotate through the bearing and be connected with lead screw (17), lead screw (17) run through movable block (5) and with movable block (5) screw thread rotation connection, lead screw (17) are close to second motor (18) one end and second motor (18) drive end fixed connection.

6. A crane for marine service according to claim 2, wherein: the lower surface of the box body (61) is connected with the upper surface of the top transverse plate (2) in a sliding way.

7. A crane for marine service according to claim 1, wherein: rollers (19) are fixed on two sides of the bottom ends of the two side frames (1).