Crane crane auxiliary lifting system for installing wave absorbing device

Abstract

The invention discloses a crane crane auxiliary lifting system for installing a wave absorbing device, the auxiliary lifting system is pre-installed on the shore side and used for lifting all parts of the wave absorbing device to the shore side for assembly and welding, and the auxiliary lifting system is provided with a supporting truss mechanism, a crane crane mechanism and an anti-falling mechanism; wherein the support truss mechanism is used for moving and hoisting the crane travelling mechanism, and comprises a main truss, a vertical truss and a side truss; the vertical truss is formed by splicing a plurality of truss sections, each truss section is a door-shaped support internally provided with an X-shaped reinforcing rib, and locks connected with the side trusses and the main truss are arranged on the top sides of the truss sections. The main truss is perpendicular to the vertical truss, and a guide rail is arranged on the side, facing the crane traveling mechanism, of the main truss. The anti-crash arms can play a role in reinforcing and fixing the bottom of the wave absorbing part when the wave absorbing part is transferred, shaking of a heavy part in the moving process of a travelling crane can be reduced, and the hoisting safety is further guaranteed.

Description

Technical Field

[0001] The invention relates to the field of wave-breaking device installation, in particular to a crane auxiliary lifting system for installing a wave-breaking device. Background Art

[0002] Bridge cranes, commonly known as "bridge cranes" and "traveling cranes" in factories, are lifting equipment that is horizontally erected above workshops, warehouses and material yards to lift materials. Both ends of the bridge are directly supported on elevated tracks through running devices. Bridge cranes are divided into single-trolley and double-trolley types, consisting of a bridge, a lifting trolley, a trolley running mechanism and electrical equipment; both ends are located on tall concrete columns or metal brackets, shaped like a bridge; the bridge is a combination of a box-section main beam and end beams, running longitudinally along the tracks laid on the elevated tracks on both sides, making full use of the space under the bridge to lift materials without being hindered by ground equipment.

[0003] At present, when lifting and installing the wave-breaking device, due to the heavy weight of the various components of the wave-breaking device, such as the wave-breaking gate, beams, wave-breaking strips, etc., they often sway left and right during transportation, and the left and right swaying may cause the hook to break, resulting in the wave-breaking gate and other components falling off, and may cause a collision, thereby causing unnecessary damage and casualties. Based on this, the present invention proposes an auxiliary lifting system for a crane for the installation of a wave-breaking device. This auxiliary lifting system is developed based on the existing bridge crane, and adopts a support truss with better pressure bearing and load bearing, which can lift wave-breaking components of larger volume and weight. In addition, in order to avoid the situation where the hook of the wave-breaking component breaks during transportation, the anti-falling machine arm provided in the present invention can perform a front-to-back clamping action under the drive of a motor, so that even when the hook breaks, the wave-breaking component can be stably supported, and the anti-falling machine arm can play a role in reinforcing and fixing the bottom of the wave-breaking component during transportation, which can reduce the shaking of heavy components during the movement of the vehicle, and further ensure the safety of lifting. Summary of the invention

[0004] The object of the present invention is to provide a crane auxiliary lifting system for installing a wave-breaking device to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an auxiliary lifting system for a crane for installing a wave-breaking device, wherein the auxiliary lifting system is pre-installed on the shore and is used to lift the various components of the wave-breaking device to the shore for welding, and the auxiliary lifting system comprises a supporting truss mechanism, a lifting crane mechanism and an anti-falling mechanism, wherein the supporting truss mechanism is used for the lifting and moving of the lifting crane mechanism, and the supporting truss mechanism comprises a main truss, a vertical truss and a side truss; the vertical truss is assembled from a plurality of truss sections, each truss section is a door-shaped bracket with an X-shaped reinforcement rib inside, and a lock connected to the side truss and the main truss is provided on the top side of the truss section; the main truss is vertically arranged relative to the vertical truss, and a guide rail is provided on the side of the main truss facing the lifting crane mechanism.

[0006] Preferably, the lifting crane mechanism includes a crane frame and a crane module, wherein the crane frame is mounted on the main trusses on both sides of the supporting truss mechanism, the crane frame is slidably connected to the guide rails on the sides of the main trusses through the main power guide wheels, and a rail frame is installed on the crane frame.

[0007] Preferably, the traveling crane module includes a frame, a winch, a wire rope and a hook unit, wherein the frame is arranged on the traveling frame and can be slidably connected with the rail frame through an auxiliary power guide wheel, the winch is installed on the frame, the wire rope can be wound around the drum of the winch, the end of the wire rope is connected to the hook unit, and an electric lifter is installed in the middle of the outer end surfaces on both sides of the hook unit.

[0008] Preferably, the anti-fall mechanism is installed on the lower side of the hook unit, and the anti-fall mechanism includes a casing, a servo motor, a main gear, a sub-gear 1, a sub-gear 2, a swing plate and an anti-fall clamp arm, wherein the sub-gear 1 and the sub-gear 2 are installed on the outer side of the casing through an axle rod, and locking holes are provided at the four corners of the top surface of the casing. A steel cable is wrapped around the electric lifter, and the steel cable extends into the locking holes on the top surface of the casing and is locked by studs.

[0009] Preferably, two groups of servo motors are provided and are both installed inside the casing, and the shaft ends of the two groups of servo motors extend out of the casing and are connected to the main gears respectively.

[0010] Preferably, the main gear is located between the auxiliary gear one and the auxiliary gear two and meshes with the auxiliary gear one and the auxiliary gear two; the eccentric parts of the end faces of the auxiliary gear one and the auxiliary gear two are hinged with a swing plate, which is T-shaped and connected to the side end face of the casing through a pin and a gasket in the middle.

[0011] Preferably, the anti-fall clamp arm includes a clamp arm 1 and a clamp arm 2 which are hinged at the head and tail, wherein the end of the clamp arm 2 is hinged to the side end surface of the casing, and the end of the swing plate away from the auxiliary gear 1 and the auxiliary gear 2 is movably connected to the middle of the clamp arm 1 through a pin shaft. The swing plate can drive the anti-fall clamp arm to perform a clamping action forward and backward as the auxiliary gear 1 and the auxiliary gear 2 move.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] The auxiliary lifting system of the present invention is applied to the field of installation and maintenance of wave-breaking devices. It is developed based on the existing bridge crane and adopts a supporting truss with better pressure-bearing and load-bearing properties. It can lift wave-breaking components of larger volume and weight. In order to avoid the situation where the hook of the wave-breaking component breaks during transportation, the anti-fall arm provided by the present invention can perform a clamping action one after another under the drive of a motor. Even when the hook breaks, the wave-breaking component can be firmly supported. The anti-fall arm can reinforce and fix the bottom of the wave-breaking component during transportation, which can reduce the shaking of the heavy component during the movement of the crane, and further ensure the safety of lifting. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0015] Figure 2 It is a structural schematic diagram of a supporting truss mechanism in an embodiment of the present invention;

[0016] Figure 3 It is a schematic diagram of the structure of the anti-falling mechanism and the hook unit in an embodiment of the present invention;

[0017] Figure 4 Schematic diagram of the structure of the anti-falling mechanism in an embodiment of the present invention.

[0018] In the figure: 1. main truss; 2. vertical truss; 3. side truss; 4. lock; 5. traveling frame; 6. frame; 7. winch; 8. wire rope; 9. hook unit; 10. electric lifter; 11. servo motor; 12. main gear; 13. sub gear 1; 14. sub gear 2; 15. swing plate; 16. anti-fall clamp arm; 17. steel cable; 18. casing. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0021] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] See also Figure 1-4 The present invention provides a technical solution: a crane auxiliary lifting system for installing a wave-breaking device, wherein the auxiliary lifting system is pre-installed on the shore and is used to lift the various components of the wave-breaking device to the shore for welding, and the auxiliary lifting system comprises a supporting truss mechanism, a lifting crane mechanism and an anti-falling mechanism, wherein the supporting truss mechanism is used for the lifting and moving of the lifting crane mechanism, and the supporting truss mechanism comprises a main truss 1, a vertical truss 2 and a side truss 3; the vertical truss 2 is assembled from a plurality of truss sections, each truss section is a door-shaped bracket with an X-shaped reinforcement rib inside, and a lock 4 connected to the side truss 3 and the main truss 1 is provided on the top side of the truss section; the main truss 1 is vertically arranged relative to the vertical truss 2, and a guide rail is provided on the side of the main truss 1 facing the lifting crane mechanism.

[0023] In this embodiment, the lifting crane mechanism includes a crane frame 5 and a crane module, wherein the crane frame 5 is mounted on the main trusses 1 on both sides of the supporting truss mechanism, the crane frame 5 is slidably connected to the guide rails on the sides of the main trusses 1 through the main power guide wheels, and a rail frame is installed on the crane frame 5.

[0024] In this embodiment, the crane module includes a frame 6, a winch 7, a wire rope 8 and a hook unit 9, wherein the frame 6 is arranged on the traveling frame 5 and can be slidably connected with the rail frame through an auxiliary power guide wheel, the winch 7 is installed on the frame 6, the wire rope 8 can be wound around the drum of the winch 7, the end of the wire rope 8 is connected to the hook unit 9, and an electric lifter 10 is installed in the middle of the outer end surfaces on both sides of the hook unit 9.

[0025] In this embodiment, the anti-fall mechanism is installed on the lower side of the hook unit 9, and the anti-fall mechanism includes a casing 18, a servo motor 11, a main gear 12, a sub gear 13, a sub gear 2 14, a swing plate 15 and an anti-fall clamp arm 16, wherein the sub gear 13 and the sub gear 2 14 are installed on the outer side of the casing 18 through an axle rod, and locking holes are provided at the four corners of the top surface of the casing 18, and a steel cable 17 is wound around the electric lifter 10, and the steel cable 17 extends into the locking hole on the top surface of the casing 18 and is locked by a stud.

[0026] In this embodiment, two groups of servo motors 11 are provided and both are installed inside the housing 18 . The shaft ends of the two groups of servo motors 11 extend out of the housing 18 and are connected to the main gear 12 .

[0027] In this embodiment, the main gear 12 is located between the sub-gear 1 13 and the sub-gear 2 14 and is meshed with the sub-gear 1 13 and the sub-gear 2 14; the eccentric parts of the end faces of the sub-gear 1 13 and the sub-gear 2 14 are hinged with a swing plate 15, which is T-shaped and is connected to the side end face of the casing 18 through a pin and a gasket in the middle.

[0028] In this embodiment, the anti-falling clamp arm 16 includes a clamp arm 1 and a clamp arm 2 which are hinged at the head and tail, wherein the end of the clamp arm 2 is hinged to the side end surface of the casing 18, and the end of the swing plate 15 away from the auxiliary gear 1 13 and the auxiliary gear 2 14 is movably connected to the middle of the clamp arm 1 through a pin shaft. The swing plate 15 can drive the anti-falling clamp arm 16 to perform a clamping action forward and backward with the movement of the auxiliary gear 1 13 and the auxiliary gear 2 14.

[0029] The above-mentioned auxiliary lifting system is applied to the installation and maintenance of wave-breaking devices. It is developed based on the existing bridge crane and adopts a supporting truss with better pressure-bearing and load-bearing properties. It can lift wave-breaking components of larger volume and weight. In order to avoid the situation where the hook of the wave-breaking component breaks during transportation, the anti-fall arm provided in the present invention can perform a clamping action one after another under the drive of a motor. Even when the hook breaks, the wave-breaking component can be firmly supported. The anti-fall arm can reinforce and fix the bottom of the wave-breaking component during transportation, which can reduce the shaking of heavy components during the movement of the crane, and further ensure the safety of lifting.

[0030] It is worth noting that the entire device is controlled by a main control button. Since the device matched with the control button is a common device and belongs to the existing mature technology, its electrical connection relationship and specific circuit structure will not be described in detail here.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A crane auxiliary lifting system for installing a wave-breaking device, characterized in that: The auxiliary lifting system is pre-installed on the shore and is used to lift the various components of the wave-breaking device to the shore for welding. The auxiliary lifting system comprises a supporting truss mechanism, a lifting and traveling mechanism and an anti-falling mechanism, wherein the supporting truss mechanism is used for the lifting and traveling mechanism to move, and the supporting truss mechanism comprises a main truss (1), a vertical truss (2) and a side truss (3); the vertical truss (2) is assembled from a plurality of truss sections, each truss section is a door-shaped bracket with an X-shaped reinforcing rib inside, and a lock (4) connected to the side truss (3) and the main truss (1) is provided on the top side of the truss section; the main truss (1) is vertically arranged relative to the vertical truss (2), and a guide rail is provided on the side of the main truss (1) facing the lifting and traveling mechanism.

2. The auxiliary lifting system for a crane used for installing a wave-breaking device according to claim 1, characterized in that: The lifting crane mechanism comprises a crane frame (5) and a crane module, wherein the crane frame (5) is mounted on the main trusses (1) on both sides of the supporting truss mechanism, the crane frame (5) is slidably connected to the guide rails on the sides of the main trusses (1) via the main power guide wheels, and a rail frame is mounted on the crane frame (5).

3. The auxiliary lifting system for a crane used for installing a wave-breaking device according to claim 2, characterized in that: The traveling crane module comprises a frame (6), a hoist (7), a steel wire rope (8) and a hook unit (9), wherein the frame (6) is arranged on the traveling frame (5) and can be slidably connected with the rail frame through an auxiliary power guide wheel, the hoist (7) is installed on the frame (6), the steel wire rope (8) can be wound on the drum of the hoist (7), the end of the steel wire rope (8) is connected to the hook unit (9), and an electric lifter (10) is installed in the middle of the outer end surfaces on both sides of the hook unit (9).

4. The auxiliary lifting system for a crane used for installing a wave-breaking device according to claim 1 is characterized in that: The anti-falling mechanism is installed on the lower side of the hook unit (9), and comprises a housing (18), a servo motor (11), a main gear (12), a secondary gear 1 (13), a secondary gear 2 (14), a swing plate (15) and an anti-falling clamping arm (16).

5. The auxiliary lifting system for a crane used for installing a wave-breaking device according to claim 4, characterized in that: A sub-gear 1 (13) and a sub-gear 2 (14) are installed on the outer side of the casing (18) through a shaft rod. Locking holes are provided at four corners of the top surface of the casing (18). A steel cable (17) is wound around the electric lifter (10). The steel cable (17) extends into the locking holes on the top surface of the casing (18) and is locked by studs.

6. The auxiliary lifting system for a crane used for installing a wave-breaking device according to claim 4, characterized in that: The servo motors (11) are provided with two groups and are both installed inside the housing (18). The shaft ends of the two groups of servo motors (11) extend out of the housing (18) and are connected to the main gear (12). The main gear (12) is located between the auxiliary gear 1 (13) and the auxiliary gear 2 (14) and is meshed with the auxiliary gear 1 (13) and the auxiliary gear 2 (14).

7. The auxiliary lifting system for a crane used for installing a wave-breaking device according to claim 6, characterized in that: The eccentric parts of the end faces of the auxiliary gear 1 (13) and the auxiliary gear 2 (14) are both hinged with a swing plate (15), which is T-shaped and connected to the side end face of the casing (18) through a pin shaft and a gasket in the middle.

8. The auxiliary lifting system for a crane used for installing a wave-breaking device according to claim 4, characterized in that: The anti-falling clamp arm (16) comprises a clamp arm 1 and a clamp arm 2 which are hingedly connected end to end, wherein the end of the clamp arm 2 is hingedly connected to the side end surface of the housing (18), and one end of the swing plate (15) away from the auxiliary gear 1 (13) and the auxiliary gear 2 (14) is movably connected to the middle of the clamp arm 1 through a pin shaft, and the swing plate (15) can drive the anti-falling clamp arm (16) to perform a clamping action in a forward and backward manner as the auxiliary gear 1 (13) and the auxiliary gear 2 (14) move.

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