CN221854019U - A bracket for steel wire rope rigging used for offshore engineering crane - Google Patents

Abstract

The utility model relates to the field of crane brackets, in particular to a bracket for a steel wire rope of an ocean engineering crane, which comprises a base, a bracket, a winding mechanism, a guide mechanism and a hydraulic support rod, wherein vertical frames are arranged at two ends of the base, the winding mechanism is fixedly arranged at one side of the base, the winding mechanism is used for winding a steel wire rope, the bracket is hinged with the vertical frames, a driving motor is arranged on the vertical frames, when the height of the bracket is adjusted, the forward and reverse rotation of a threaded screw rod is controlled by using the lifting motor, after the threaded screw rod rotates, the upper frame is displaced, the stability of displacement is ensured by the connection of a slide bar and a slide groove in the displacement process, meanwhile, the smoothness of the displacement of the upper frame is ensured under the action of a guide wheel, and the force arm of the steel wire rope during lifting operation is increased by the cooperation of the winding mechanism, the bracket, the guide frame and an unreeling mechanism, so that the safety of the device during lifting operation is further increased.

Description

A bracket for steel wire rope rigging used for offshore engineering crane

Technical Field

The utility model relates to the technical field of crane brackets, in particular to a bracket for steel wire rope rigging used for marine engineering cranes.

Background Art

A crane refers to a multi-action lifting machinery that vertically lifts and horizontally moves heavy objects within a certain range. It is also called an overhead crane, a traveling crane, or a hoist. It is a material handling machinery. When the crane is in use, the steel wire rope on the crane needs to be supported by a bracket to make the crane safer to use.

The existing Chinese patent with publication number CN209721425U discloses a crane bracket, and the technical solution is: it includes a base, a support column is provided on the base, and oblique support frames are provided on both sides where the support column is connected to the base, and the oblique support frames and the support columns form a triangle, a pulley is provided at the bottom of the base, and support cylinders are provided at both ends of the bottom of the base, a support pad is provided at the end of the piston rod of the support cylinder, and the support cylinder is provided with the outer side of the pulley.

The existing crane support can only be used at a fixed height and cannot be adjusted to a suitable height according to actual use needs, which makes it impossible to meet different use environments.

Utility Model Content

In order to solve the above technical problems, the utility model provides a bracket for a wire rope rigging of an offshore engineering crane, which is convenient for adjusting the height.

The utility model discloses a support for wire rope rigging of marine engineering crane, comprising a base, a support, a winding mechanism, a guide mechanism and a hydraulic support rod, vertical frames are installed at both ends of the base, the winding mechanism is fixedly installed on one side of the base, the winding mechanism is used to wind up the wire rope, the support is hinged with the vertical frame, a driving motor is installed on the vertical frame, the output end of the driving motor passes through the vertical frame and is fixedly connected with one side of the support, the hydraulic support rod is hinged at the other side of the base, and the top end of the hydraulic support rod is hinged with the support, the support comprises an upper frame and a lower frame, a guide groove is provided inside the lower frame, a lifting assembly is installed in the guide groove, the lower frame is slidably installed in the guide groove through the lifting assembly, a guide mechanism is provided at the top end of the upper frame, and the guide mechanism is used to support and guide the wire rope.

The utility model discloses a support for a wire rope rigging of an offshore engineering crane, wherein the winding mechanism comprises a winding motor, a winding support and a winding shaft, wherein the winding support is a U-shaped structure, and both ends of the winding shaft are rotatably mounted on the winding support, the winding motor is fixedly mounted on the outer side wall of the winding support, and the conveying end of the winding motor is connected to the winding shaft via a coupling.

The utility model discloses a support for a wire rope rigging of an offshore engineering crane, wherein the guide mechanism comprises a guide frame, an upper roller, a lower roller and an unwinding motor, wherein the guide frame is fixedly mounted on the top of the upper frame, the upper roller and the lower roller are mounted on the guide frame through a rotating shaft, a guide channel is provided between the upper roller and the lower roller, the unwinding motor is fixedly mounted on the outer wall of the guide frame, the output end of the unwinding motor is connected to the lower roller through a coupling, and the lower roller is connected to the upper roller through a transmission device.

The utility model discloses a bracket for a wire rope rigging of an offshore engineering crane. The transmission device comprises an upper transmission gear and a lower transmission gear. The upper transmission gear is fixedly mounted on the side wall of an upper roller through a bolt structure, and the lower transmission gear is fixedly mounted on the side wall of a lower roller through a bolt structure.

The utility model discloses a bracket for a wire rope rigging of an offshore engineering crane, wherein the lifting assembly comprises a threaded screw and a lifting motor, wherein the lifting motor is fixedly mounted at the bottom of a lower frame, the threaded screw is rotatably mounted in a guide groove, and the threaded screw penetrates the lower frame and is connected to the output end of the lifting motor, and the upper frame is sleeved on the threaded screw.

The utility model discloses a bracket for a steel wire rope rigging used for an offshore engineering crane. A sliding groove is arranged on the inner wall of the guide groove, and the upper frame is slidably connected with the sliding groove through a sliding rod.

The utility model discloses a support for a steel wire rope rigging used for an offshore engineering crane. A guide wheel is arranged on the inner wall of the slide groove.

The utility model discloses a bracket for a steel wire rope rigging used for an offshore engineering crane. The inner sides of the upper roller and the lower roller are provided with anti-skid patterns.

Compared with the prior art, the beneficial effects of the utility model are as follows: when adjusting the height of the bracket, the utility model uses a lifting motor to control the forward and reverse rotation of the threaded screw to achieve it. After the threaded screw rotates, the upper frame is displaced. During the displacement process, the connection between the slide rod and the slide groove is used to ensure the stability of the displacement. At the same time, the smoothness of the displacement of the upper frame is ensured under the action of the guide wheel. This equipment uses the cooperation of the winding mechanism, the bracket, the guide frame and the unwinding mechanism to increase the force arm of the wire rope during lifting work, thereby further increasing the safety of the equipment during lifting operation.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a front view schematic diagram of the structure of the utility model;

Figure 2 is a schematic diagram of the structure of the utility model from top view;

Figure 3 is a schematic diagram of the cross-sectional structure of the upper rack of the utility model;

Figure 4 is a schematic diagram of the structure of the guide mechanism of the utility model;

[Reference Signs]

In the figure: 1. base; 2. vertical frame; 3. drive motor; 4. winding bracket; 5. winding motor; 6. lower frame; 7. upper frame; 8. guide mechanism; 9. hydraulic support rod; 10. winding shaft; 11. lifting motor; 12. lifting screw rod; 13. guide wheel; 14. upper roller; 15. lower roller; 16. upper transmission gear; 17. lower transmission gear; 18. slide bar; 19. unwinding motor; 20. guide frame.

DETAILED DESCRIPTION

The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

As shown in Figures 1 to 4, the utility model is a support for wire rope rigging for marine engineering cranes, comprising a base 1, a support, a winding mechanism, a guide mechanism 8 and a hydraulic support rod 9. Vertical frames 2 are installed at both ends of the base 1, and the winding mechanism is fixedly installed on one side of the base 1. The winding mechanism is used to wind up the wire rope. The support is hinged to the vertical frame 2, and a drive motor 3 is installed on the vertical frame 2. The output end of the drive motor 3 passes through the vertical frame 2 and is fixedly connected to one side of the support. The hydraulic support rod 9 is hinged at the other side of the base 1, and the top of the hydraulic support rod 9 is hinged to the support. The support comprises an upper frame 7 and a lower frame 6. A guide groove is provided inside the lower frame 6, and a lifting assembly is installed in the guide groove. The lower frame 6 is slidably installed in the guide groove through the lifting assembly. A guide mechanism 8 is provided at the top of the upper frame 7, and the guide mechanism 8 is used to support and guide the wire rope.

The utility model discloses a support for a wire rope rigging of an offshore engineering crane. When the device is used for lifting operations, a winding mechanism is required to wind up the wire rope. The preferred scheme of the winding mechanism in the utility model is that the winding mechanism includes a winding motor 5, a winding bracket 4 and a winding shaft 10. The winding bracket 4 is a U-shaped structure. Both ends of the winding shaft 10 are rotatably mounted on the winding bracket 4. The winding motor 5 is fixedly mounted on the outer side wall of the winding bracket 4. The conveying end of the winding motor 5 is connected to the winding shaft 10 through a coupling. The winding motor 5 is used to drive the winding shaft 10 to rotate to realize the winding of the wire rope.

The utility model discloses a support for wire rope rigging for marine engineering crane. In the process of guiding the wire rope below, it is necessary to use a guide frame 20 to guide the wire rope, and at the same time, it is necessary to apply force to the wire rope to output it outward. The preferred scheme in the utility model is that the guide mechanism 8 includes a guide frame 20, an upper roller 14, a lower roller 15 and a reeling motor 19. The guide frame 20 is fixedly mounted on the top of the upper frame 7, the upper roller 14 and the upper roller 14 and the lower roller 15 are mounted on the guide frame 20 through a rotating shaft, a guide channel is provided between the upper roller 14 and the lower roller 15, the reeling motor 19 is fixedly mounted on the outer wall of the guide frame 20, the output end of the reeling motor 19 is connected to the lower roller 15 through a coupling, and the reeling motor 19 is fixedly mounted on the outer wall of the guide frame 20. The output end of the reeling motor 19 is connected to the lower roller 15 through a coupling. The transmission device is connected through a transmission device, which includes an upper transmission gear 16 and a lower transmission gear 17. The upper transmission gear 16 is fixedly mounted on the side wall of the upper roller 14 by a bolt structure, and the lower transmission gear 17 is fixedly mounted on the side wall of the lower roller 15 by a bolt structure. According to the above structure, when unwinding the wire rope, the unwinding motor 19 is used to drive the lower roller 15 to rotate, and the lower roller 15 utilizes the engagement of the lower transmission gear 17 with the upper transmission gear 16 to drive the upper roller 14 to rotate in the opposite direction of the lower roller 15, thereby realizing the extrusion and unwinding of the wire rope. In the process of winding or unwinding, the winding motor 5 and the unwinding motor 19 can be turned on at the same time to assist each other in operation. The winding motor 5 and the unwinding motor 19 adopt motors of the same specifications and are adjusted to rotate at the same speed.

The utility model discloses a support for a steel wire rope rigging of an offshore engineering crane. When the lifting height needs to be adjusted, the utility model utilizes a lifting assembly to lift the height of the support. A preferred solution is that the lifting assembly includes a threaded screw and a lifting motor 11. The lifting motor 11 is fixedly mounted at the bottom of the lower frame 6. The threaded screw is rotatably mounted in the guide groove. The threaded screw passes through the lower frame 6 and is connected with the output end of the lifting motor 11. The upper frame 7 is sleeved on the threaded screw. A slide groove is provided on the inner wall of the guide groove. The upper frame 7 is slidably connected to the slide groove through a slide rod 18. A guide wheel 13 is provided on the inner wall of the slide groove. According to the above structure, when adjusting the height of the support, the lifting motor 11 is used to control the forward and reverse rotation of the threaded screw to achieve the adjustment. After the threaded screw rotates, the upper frame 7 is displaced. During the displacement, the connection between the slide rod 18 and the slide groove is used to ensure the stability of the displacement. At the same time, the smoothness of the displacement of the upper frame 7 is ensured under the action of the guide wheel 13.

The utility model is a bracket for wire rope rigging used for an offshore engineering crane. In order to ensure the effect of the upper roller 14 and the lower roller 15 on limiting and guiding the wire rope, the preferred solution in the utility model is that the inner sides of the upper roller 14 and the lower roller 15 are provided with anti-slip grooves.

The utility model discloses a support for wire rope rigging used in an offshore engineering crane. When working, the support can be controlled to rotate by a driving motor 3 to adjust the lifting tilt angle of the support. After the support is adjusted, a hydraulic support rod 9 is used to assist in supporting the support to ensure the stability of the support when in use. When unwinding the wire rope, an unwinding motor 19 is used to drive the lower roller 15 to rotate. The lower roller 15 drives the upper roller 14 to rotate in the opposite direction of the lower roller 15 by the meshing of the lower transmission gear 17 and the upper transmission gear 16, thereby realizing the extrusion and unwinding of the wire rope. When the device is used for lifting operations, The winding motor 5 is used to drive the winding shaft 10 to rotate to realize the winding of the wire rope. During the winding or unwinding process, the winding motor 5 and the unwinding motor 19 can be turned on at the same time to assist each other in operation. The winding motor 5 and the unwinding motor 19 adopt motors of the same specifications and are adjusted to rotate at the same speed. When adjusting the height of the bracket, the lifting motor 11 is used to control the forward and reverse rotation of the threaded screw to achieve it. After the threaded screw rotates, the upper frame 7 is displaced. During the displacement process, the connection between the slide rod 18 and the slide groove is used to ensure the stability of the displacement. At the same time, under the action of the guide wheel 13, the smoothness of the displacement of the upper frame 7 is guaranteed.

The utility model is a bracket for a wire rope rigging of an offshore engineering crane. Its installation method, connection method or setting method are all common mechanical methods. As long as the beneficial effects can be achieved, they can be implemented. Technical personnel in the industry only need to install and operate it according to the accompanying instruction manual.

The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims (8)

1. A support for a steel wire rope rigging for an offshore engineering crane, characterized in that it comprises a base (1), a support, a winding mechanism, a guide mechanism (8) and a hydraulic support rod (9), wherein both ends of the base (1) are provided with vertical frames (2), the winding mechanism is fixedly installed on one side of the base (1), and the winding mechanism is used to wind up the steel wire rope, the support is hinged to the vertical frame (2), a driving motor (3) is installed on the vertical frame (2), an output end of the driving motor (3) passes through the vertical frame (2) and is fixedly connected to one side of the support, the hydraulic support rod (9) is hinged to the other side of the base (1), and the top end of the hydraulic support rod (9) is hinged to the support, the support comprises an upper frame (7) and a lower frame (6), a guide groove is provided inside the lower frame (6), a lifting assembly is installed in the guide groove, the lower frame (6) is slidably installed in the guide groove through the lifting assembly, and a guide mechanism (8) is provided at the top end of the upper frame (7), and the guide mechanism (8) is used to support and guide the steel wire rope. 2. A wire rope rigging bracket for an offshore engineering crane as described in claim 1, characterized in that the winding mechanism includes a winding motor (5), a winding bracket (4) and a winding shaft (10), the winding bracket (4) is a U-shaped structure, both ends of the winding shaft (10) are rotatably mounted on the winding bracket (4), the winding motor (5) is fixedly mounted on the outer side wall of the winding bracket (4), and the conveying end of the winding motor (5) is connected to the winding shaft (10) through a coupling. 3. A wire rope rigging bracket for an offshore engineering crane as described in claim 2, characterized in that the guide mechanism (8) comprises a guide frame (20), an upper roller (14), a lower roller (15) and a reeling motor (19), the guide frame (20) is fixedly mounted on the top of the upper frame (7), the upper roller (14) and the upper roller (14) and the lower roller (15) are mounted on the guide frame (20) through a rotating shaft, a guide channel is provided between the upper roller (14) and the lower roller (15), the reeling motor (19) is fixedly mounted on the outer wall of the guide frame (20), the output end of the reeling motor (19) is connected to the lower roller (15) through a coupling, and the lower roller (15) and the upper roller (14) are connected through a transmission device. 4. A wire rope rigging bracket for an offshore engineering crane as described in claim 3, characterized in that the transmission device includes an upper transmission gear (16) and a lower transmission gear (17), the upper transmission gear (16) is fixedly mounted on the side wall of the upper roller (14) by a bolt structure, and the lower transmission gear (17) is fixedly mounted on the side wall of the lower roller (15) by a bolt structure. 5. A wire rope rigging bracket for an offshore engineering crane as described in claim 4, characterized in that the lifting assembly includes a threaded screw and a lifting motor (11), the lifting motor (11) is fixedly mounted on the bottom of the lower frame (6), the threaded screw is rotatably mounted in a guide groove, and the threaded screw passes through the lower frame (6) and is connected to the output end of the lifting motor (11), and the upper frame (7) is sleeved on the threaded screw. 6. A wire rope rigging bracket for an offshore engineering crane as described in claim 5, characterized in that a slide groove is provided on the inner wall of the guide groove, and the upper frame (7) is slidably connected to the slide groove through a slide rod (18). 7. A wire rope rigging bracket for an offshore crane as claimed in claim 6, characterized in that a guide wheel (13) is provided on the inner wall of the slide groove. 8. A wire rope rigging bracket for an offshore crane as claimed in claim 7, characterized in that anti-slip grooves are provided on the inner sides of the upper roller (14) and the lower roller (15).