Safety hoisting device for ship building and repairing

Abstract

The utility model discloses a ship building and repairing safety hoisting device which comprises a base, a rotating assembly, a hoisting assembly and a position adjusting assembly, the position adjusting assembly is arranged on the top of the base and comprises a third motor, a threaded rod, a sleeve, a fixing plate and a movable block, and the bottom of the third motor is fixedly installed on the top of a support. The side end of a threaded rod is fixedly installed with the output end of a third motor, the inner surface of a sleeve is in threaded connection with the outer surface of the threaded rod, the bottom of a fixing plate is fixedly installed with the top of a movable block, the side face of the fixing plate is fixedly installed with the side end of the sleeve, and the outer surface of the middle of the movable block is slidably installed with the inner surface of the top of a support. The position adjusting assembly is arranged, the movable block and the second pulley installed at the bottom are controlled to move, so that the relative position of the first pulley and the second pulley is adjusted, the position of a ship structure hoisted through the hoisting ring is adjusted, the requirement for movement of parts between different positions is met, and the flexibility of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hoisting devices, and more specifically, the utility model relates to a safe hoisting device for ship repair and construction. Background Art

[0002] Ship repair and construction is a complex process, involving design, manufacturing and assembly processes, as well as various equipment and systems required for installing a ship. This process includes multiple aspects such as the design and construction of the hull structure, the installation and commissioning of mechanical and electrical equipment, and the integration and testing of ship systems. In ship repair and construction, hoisting devices play an important role. They can help perform operations such as equipment installation and maintenance quickly and accurately, thereby reducing time costs and labor input. However, some current hoisting devices have certain limitations. For example, they can usually only move up and down in a straight line and cannot meet the movement requirements of components between different positions. Therefore, in order to improve efficiency and safety, it is necessary to improve the existing hoisting devices to meet the diverse needs in the process of ship repair and construction. Summary of the Utility Model

[0003] In order to overcome the above-mentioned defects of the prior art, the utility model provides a safe hoisting device for ship repair and construction to solve the limitations that some current hoisting devices in the prior art can only move up and down in a straight line and cannot meet the movement requirements of components between different positions.

[0004] To solve the above technical problems, the utility model provides the following technical solutions: A safe hoisting device for ship repair and construction, comprising

[0005] a base;

[0006] a rotating assembly, the rotating assembly is arranged inside the base, and a bracket is fixedly installed on the top surface of the middle part of the rotating assembly;

[0007] a hoisting assembly, the bottom of the hoisting assembly is fixedly installed on the top of the base;

[0008] a position adjusting assembly, the position adjusting assembly is arranged on the top of the base. The position adjusting assembly includes a motor three, a threaded rod, a sleeve, a fixing plate, and a movable block. The bottom of the motor three is fixedly installed on the top of the bracket. The side end of the threaded rod is fixedly installed on the output end of the motor three. The inner surface of the sleeve is threadedly connected with the outer surface of the threaded rod. The bottom of the fixing plate is fixedly installed on the top of the movable block and the side surface is fixedly installed on the side end of the sleeve. The outer surface of the middle part of the movable block is slidably installed on the inner surface of the top of the bracket.

[0009] Among them, the rotation assembly includes a turntable, a main gear, and a first motor. The outer surface of the bottom of the turntable is rotatably installed on the inner surface of the base. The middle part of the main gear is fixedly installed on the outer surface of the turntable. The middle part of is fixedly installed on the output end of the first motor and meshes with the main gear.

[0010] Among them, the hoisting assembly includes a wire winding and unwinding mechanism, a steel wire rope, a first pulley, and a second pulley. The bottom of the wire winding and unwinding mechanism is fixedly installed on the top of the base. The bottom end of the steel wire rope is fixedly connected to the outer surface of the middle part of the wire winding and unwinding mechanism. The top of the first pulley is fixedly installed on the bottom of the bracket, and the middle part is movably installed on the steel wire rope. The top of the second pulley is fixedly installed on the bottom of the movable block, and the middle part is movably installed on the steel wire rope.

[0011] Among them, the hoisting assembly further includes a lifting rope, a cross bar, and a lifting ring. The top of the lifting rope is sleeved and installed at the end of the steel wire rope. The top of the cross bar is fixedly installed at the bottom end of the lifting rope. The top end of the lifting ring is fixedly installed at the bottom of the cross bar.

[0012] Among them, the wire winding and unwinding mechanism includes a vertical plate, a rope winding roller, a first gear, a second motor, an electric push rod, and a limiting sector gear. The bottom of the vertical plate is fixedly installed on the top of the base. The end of the rope winding roller is rotatably installed on the inner surface of the vertical plate. The middle part of the first gear is fixedly installed at the end of the rope winding roller. The output end of the second motor is fixedly installed at the middle part of the rope winding roller. The top of the electric push rod is fixedly installed at the bottom of the limiting sector gear and the bottom is fixedly installed on the top of the base. The limiting sector gear is engaged with the first gear.

[0013] Compared with the prior art, the beneficial effects of the present utility model are:

[0014] In the above solution, by setting the position adjustment assembly, when the third motor is started, the threaded rod connected to the output end of the third motor rotates, driving the sleeve connected by threads to move horizontally along its surface, driving the installed fixed plate to move, so that when the movable block moves along the inner surface of the bracket, it drives the second pulley installed at the bottom to move, thereby adjusting the relative position between the first pulley and the second pulley, achieving the adjustment of the position of the ship structure hoisted by the lifting ring. At the same time, by controlling the wire winding and unwinding mechanism, the steel wire rope is wound, so that the overall hoisting height can remain relatively unchanged, meeting the movement requirements between different positions of the components and improving the flexibility of the device.

[0015] In the above solution, by setting the rotation assembly, the first motor can also be controlled to start. The rotation connected to the output end of the first motor causes the main gear engaged at the middle and lower ends to rotate, so that the turntable connected to the middle part of the main gear rotates at the bottom inside the base, driving the bracket installed at the top to rotate, thereby further increasing the range of position adjustment of the device for the hoisted ship structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of the present utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the rotating assembly of the present utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the hoisting assembly of the present utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the wire winding and unwinding mechanism of the present utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the position adjustment assembly of the present utility model.

[0021] [Reference numerals]

[0022] 1, base; 2, rotating assembly; 3, bracket; 4, hoisting assembly; 5, position adjustment assembly; 20, turntable; 21, main gear, 22, driven gear; 23, motor 1; 40, wire winding and unwinding mechanism; 41, steel wire rope; 42, pulley 1; 43, pulley 2; 44, lifting rope; 45, cross bar; 46, lifting ring; 400, vertical plate; 401, rope winding roller; 402, first gear; 403, motor 2; 404, electric push rod; 405, limiting sector gear; 50, motor 3; 51, threaded rod; 52, sleeve; 53, fixing plate; 54, movable block. Detailed implementation manners

[0023] To make the technical problems, technical solutions and advantages to be solved by the present utility model clearer, the following will be described in detail with reference to the drawings and specific embodiments.

[0024] As shown in the attached Figure 1 to the attached Figure 5 An embodiment of the present utility model provides a ship repair and construction safety hoisting device, including

[0025] base 1;

[0026] rotating assembly 2, the rotating assembly 2 is arranged inside the base 1, and a bracket 3 is fixedly installed on the top surface of the middle part of the rotating assembly 2;

[0027] hoisting assembly 4, the bottom of the hoisting assembly 4 is fixedly installed with the top of the base 1;

[0028] The position adjustment assembly 5 is provided on the top of the base 1. The position adjustment assembly 5 includes a third motor 50, a threaded rod 51, a sleeve 52, a fixing plate 53, and a movable block 54. The bottom of the third motor 50 is fixedly installed on the top of the bracket 3. The side end of the threaded rod 51 is fixedly installed on the output end of the third motor 50. The inner surface of the sleeve 52 is threadedly connected to the outer surface of the threaded rod 51. The bottom of the fixing plate 53 is fixedly installed on the top of the movable block 54 and the side is fixedly installed on the side end of the sleeve 52. The outer surface of the middle part of the movable block 54 is slidably installed on the inner surface of the top of the bracket 3.

[0029] Among them, the rotation assembly 2 includes a turntable 20, a main gear 21, a driven gear 22, and a first motor 23. The outer surface of the bottom of the turntable 20 is rotatably installed on the inner surface of the base 1. The middle part of the main gear 21 is fixedly installed on the outer surface of the turntable 20. The middle part of the driven gear 22 is fixedly installed on the output end of the first motor 23 and meshes with the main gear 21.

[0030] Among them, the hoisting assembly 4 includes a wire winding and unwinding mechanism 40, a steel wire rope 41, a first pulley 42, and a second pulley 43. The bottom of the wire winding and unwinding mechanism 40 is fixedly installed on the top of the base 1. The bottom end of the steel wire rope 41 is fixedly connected to the outer surface of the middle part of the wire winding and unwinding mechanism 40. The top of the first pulley 42 is fixedly installed on the bottom of the bracket 3 and the middle part is movably installed on the steel wire rope 41. The top of the second pulley 43 is fixedly installed on the bottom of the movable block 54 and the middle part is movably installed on the steel wire rope 41;

[0031] By providing the first pulley 42 and the second pulley 43, both the first pulley 42 and the second pulley 43 are composed of two vertical plates and rollers that can rotate between the two sides, which can conduct the steel wire rope 41 and improve the stability of the movement adjustment of the steel wire rope 41.

[0032] Among them, the hoisting assembly 4 further includes a suspension rope 44, a cross bar 45, and a hanging ring 46. The top of the suspension rope 44 is sleeved and installed on the end of the steel wire rope 41. The top of the cross bar 45 is fixedly installed on the bottom end of the suspension rope 44. The top end of the hanging ring 46 is fixedly installed on the bottom of the cross bar 45.

[0033] Among them, the wire winding and unwinding mechanism 40 includes a vertical plate 400, a wire winding roller 401, a first gear 402, a second motor 403, an electric push rod 404, and a limit sector gear 405. The bottom of the vertical plate 400 is fixedly installed on the top of the base 1. The end of the wire winding roller 401 is rotatably installed on the inner surface of the vertical plate 400. The middle part of the first gear 402 is fixedly installed on the end of the wire winding roller 401. The output end of the second motor 403 is fixedly installed on the middle part of the wire winding roller 401. The top of the electric push rod 404 is fixedly installed on the bottom of the limit sector gear 405 and the bottom is fixedly installed on the top of the base 1. The limit sector gear 405 is snap-connected to the first gear 402;

[0034] By setting up the wire winding and unwinding mechanism 40, when the wire rope 41 connected thereto is wound and unwound by controlling the rotation of the wire winding roller 401 by the second motor 403, after the adjustment is completed, the electric push rod 404 can be controlled to extend, pushing the limit fan gear 405 installed at the top to move upward and engage with the first gear 402, so as to limit the first gear 402 connected to the wire winding roller 401 and improve the safety of the device.

[0035] The working process of the present utility model is as follows:

[0036] When it is necessary to adjust the ship structure hoisted by the hoisting assembly 4, the third motor 50 can be started. The threaded rod 51 connected to the output end of the third motor 50 rotates, driving the sleeve 52 connected by threads to move horizontally along its surface, driving the installed fixing plate 53 to move, so that when the movable block 54 moves along the inner surface of the bracket 3, the second pulley 43 installed at the bottom is driven to move, thereby adjusting the relative position between the first pulley 42 and the second pulley 43, achieving the adjustment of the position of the ship structure hoisted by the lifting ring 46. At the same time, by controlling the wire winding and unwinding mechanism 40, the wire rope 41 is wound, so that the overall hoisting height can be kept relatively unchanged, meeting the movement requirements of components between different positions and improving the flexibility of the device;

[0037] In addition, the first motor 23 can also be controlled to start. The driven gear 22 connected to the output end of the first motor 23 rotates, and the main gear 21 engaged with the middle and lower ends rotates, so that the turntable 20 connected to the middle of the main gear 21 rotates at the bottom inside the base 1, driving the bracket 3 installed at the top to rotate, thereby further increasing the range of position adjustment of the device for the hoisted ship structure.

[0038] Finally, several points should be noted: First, in the description of the present application, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense, which can be mechanical connection or electrical connection, or the communication inside two components, and can be directly connected. "Up", "down", "left", "right", etc. are only used to represent the relative position relationship. When the absolute position of the described object changes, the relative position relationship may change;

[0039] Second: In the attached drawings of the disclosed embodiments of the present utility model, only the structures related to the disclosed embodiments are involved. Other structures can refer to the general design. Without conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0040] Finally: The above description is only the preferred embodiment of the present utility model and is not used to limit the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A safe hoisting device for ship repair, characterized in that: include Base (1); A rotating assembly (2), wherein the rotating assembly (2) is arranged inside the base (1), and a bracket (3) is fixedly mounted on the top surface of the middle part of the rotating assembly (2); A hanging assembly (4), the bottom of the hanging assembly (4) being fixedly mounted to the top of the base (1); A position adjustment component (5), the position adjustment component (5) is arranged on the top of the base (1), the position adjustment component (5) comprises a motor three (50), a threaded rod (51), a sleeve (52), a fixed plate (53), and a movable block (54), the bottom of the motor three (50) is fixedly mounted on the top of the bracket (3), the side end of the threaded rod (51) is fixedly mounted on the output end of the motor three (50), the inner surface of the sleeve (52) is threadedly connected to the outer surface of the threaded rod (51), the bottom of the fixed plate (53) is fixedly mounted on the top of the movable block (54), and the side surface is fixedly mounted on the side end of the sleeve (52), and the outer surface of the middle part of the movable block (54) is slidably mounted on the inner surface of the top of the bracket (3).

2. A ship repair and construction safety lifting device according to claim 1, characterized in that: The rotating assembly (2) comprises a turntable (20), a main gear (21), a slave gear (22), and a motor (23); the outer surface of the bottom of the turntable (20) is rotatably mounted on the inner surface of the base (1); the middle portion of the main gear (21) is fixedly mounted on the outer surface of the turntable (20); the middle portion of the slave gear (22) is fixedly mounted on the output end of the motor (23), and is meshed with the main gear (21).

3. A ship repair and construction safety lifting device according to claim 1, characterized in that: The hoisting assembly (4) comprises a wire-retracting and releasing mechanism (40), a steel wire rope (41), a pulley 1 (42), and a pulley 2 (43); the bottom of the wire-retracting and releasing mechanism (40) is fixedly mounted on the top of the base (1); the bottom end of the steel wire rope (41) is fixedly connected to the outer surface of the middle part of the wire-retracting and releasing mechanism (40); the top of the pulley 1 (42) is fixedly mounted on the bottom of the bracket (3), and the middle part is movably mounted on the steel wire rope (41); the top of the pulley 2 (43) is fixedly mounted on the bottom of the movable block (54), and the middle part is movably mounted on the steel wire rope (41).

4. A ship repair and construction safety lifting device according to claim 3, characterized in that: The lifting assembly (4) further comprises a lifting rope (44), a cross bar (45), and a lifting ring (46); the top of the lifting rope (44) is sleeved and installed with the end of the steel wire rope (41); the top of the cross bar (45) is fixedly installed with the bottom of the lifting rope (44); and the top of the lifting ring (46) is fixedly installed with the bottom of the cross bar (45).

5. A ship repair and construction safety hoisting device according to claim 3, characterized in that: The wire-reeling and winding mechanism (40) comprises a vertical plate (400), a rope-winding roller (401), a first gear (402), a second motor (403), an electric push rod (404), and a position-limiting fan tooth (405). The bottom of the vertical plate (400) is fixedly mounted on the top of the base (1), the end of the rope-winding roller (401) is rotatably mounted on the inner surface of the vertical plate (400), the middle of the first gear (402) is fixedly mounted on the end of the rope-winding roller (401), the output end of the second motor (403) is fixedly mounted on the middle of the rope-winding roller (401), the top of the electric push rod (404) is fixedly mounted on the bottom of the position-limiting fan tooth (405), and the bottom is fixedly mounted on the top of the base (1), and the position-limiting fan tooth (405) is engaged with the first gear (402).

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