CN219314381U

CN219314381U - Angle adjusting device of single-beam crane

Info

Publication number: CN219314381U
Application number: CN202222818508.5U
Authority: CN
Inventors: 赵铭
Original assignee: Henan Yuansheng Crane Co ltd
Current assignee: Henan Yuansheng Crane Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-07-07
Anticipated expiration: 2032-10-25

Abstract

The utility model relates to the technical field of cranes and discloses a single-beam crane angle adjusting device which comprises a cross beam, wherein the middle part of the bottom of the cross beam is movably sleeved with a central column, two ends of the bottom of the cross beam are fixedly connected with supporting beams, two ends of the inner side of the cross beam are fixedly connected with a left transmission shaft and a right transmission shaft, one end of the inner side of the cross beam is fixedly connected with a first motor, the top of the inner side of the central column is movably connected with a cross beam transmission gear, the bottom of the central column is movably connected with an angle adjusting shaft, the bottom of the angle adjusting shaft is fixedly connected with a motor hoist, a steel wire rope and a hook, the device can move within a certain distance in the cross beam range through the design of a cross beam transmission belt, the angle adjusting gear and the angle adjusting transmission belt, and the device can realize 180-degree large-angle adjustment rotation and has larger operation space.

Description

Angle adjusting device of single-beam crane

Technical Field

The utility model relates to the technical field of cranes, in particular to an angle adjusting device of a single-beam crane.

Background

The single-beam crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects in a certain range, also called crown block, aerial crane and crane, and is mainly characterized by that it is formed from the evolution of crawler crane (crawler crane), and the crawler and walking support portion of the travelling mechanism are changed into a chassis with tyre, so that it overcomes the defect of that the crawler plate of crawler crane (crawler crane) can damage road surface, and belongs to material-carrying machine.

Firstly, the existing angle adjusting device of the single-beam crane can only realize small angle adjustment within 30 degrees, the angle limitation is quite large in the actual use process, the problem that the angle is insufficient and needs to be re-lifted is extremely easy to occur, and manpower and time are greatly wasted, so that the angle adjusting device of the single-beam crane with 180-degree large-angle rotation adjustment is provided.

Secondly, the existing angle adjusting device of the single-beam crane is fixed, so that the crane hook cannot move in a small range, the crane hook can only lift and lower the weight in situ, and therefore the whole crane must be moved every time the hook needs to be moved, and manpower resources and time are wasted very much.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides an angle adjusting device for a single beam crane, so as to solve the above-mentioned problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a single-beam crane angle adjusting device, includes the crossbeam, the center pillar has been cup jointed in the middle part activity of crossbeam bottom, the both ends fixedly connected with supporting beam of crossbeam bottom, the inboard both ends fixedly connected with left transmission shaft and right transmission shaft of crossbeam, the inboard one end fixedly connected with first motor of crossbeam, the outside swing joint of left transmission shaft and right transmission shaft has the crossbeam drive belt, the inboard top swing joint of center pillar has the crossbeam drive gear, the bottom swing joint of center pillar has the angle adjustment axle.

Further, the inside fixedly connected with pulley shaft of crossbeam drive gear, the both ends fixedly connected with left pulley and right pulley in the pulley shaft outside, the pulley radius of left pulley and right pulley is the same.

Further, the both ends fixedly connected with left gear and right gear in the angle adjustment axle outside, the middle part fixedly connected with angle adjustment gear in the angle adjustment axle outside, angle adjustment gear's outside is equipped with the angle adjustment drive belt, the inboard top of angle adjustment drive belt is equipped with the second motor, the outside fixedly connected with left control post of left side gear, the outside fixedly connected with right control post of right side gear, the middle part fixedly connected with calabash jib in left side control post and right control post bottom, the rings have been cup jointed in the middle part activity in the calabash jib outside, the bottom fixedly connected with motor block of rings, the bottom fixedly connected with wire rope in the motor block outside, wire rope's bottom fixedly connected with couple, the gear radius of left side gear and right gear is the same, the axle radius of left side transmission shaft and right transmission shaft is the same.

Further, a left supporting leg is fixedly connected to one side of the bottom of the supporting beam, and a right supporting leg is fixedly connected to the other side of the bottom of the supporting beam.

Further, the two ends of the bottom of the cross beam are respectively provided with a group of supporting beams, left supporting legs and right supporting legs.

The utility model has the technical effects and advantages that:

1. according to the utility model, through the combined design work of the left transmission shaft, the right transmission shaft, the beam transmission belt, the beam transmission gear and the pulleys, the crane angle adjusting device moves within a certain distance in the beam range, and has more flexible maneuverability, wider application range and unnecessary resource waste avoidance compared with the existing crane angle adjusting device.

2. According to the utility model, through the combined design work of the angle adjusting shaft, the left gear, the right gear, the angle adjusting transmission belt and the second motor, the crane angle adjusting device can realize 180-degree large-angle adjusting rotation, and compared with the existing crane angle adjusting device, the crane angle adjusting device is more flexible, the angle adjustable angle is larger, and the operable space is larger.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of the internal structure of the beam according to the present utility model.

Fig. 3 is a schematic diagram of the structure at a in the present utility model.

Fig. 4 is a schematic diagram of the motor hoist according to the present utility model.

The reference numerals are: 1. a cross beam; 2. a center column; 3. a motor hoist; 301. a wire rope; 302. a hook; 303. a hanging ring; 4. a support beam; 401. a right supporting leg; 402. a left supporting leg; 5. a left transmission shaft; 501. a right transmission shaft; 6. a beam drive belt; 7. a beam drive gear; 701. a left pulley; 702. a right pulley; 703. a pulley shaft; 8. a first motor; 9. an angle adjusting shaft; 901. a left gear; 902. a right gear; 903. an angle adjusting gear; 904. an angle adjusting transmission belt; 905. a second motor; 906. a left adjustment column; 907. a right adjustment column; 908. a hoist boom.

Detailed Description

The embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the present utility model, and the configurations of the structures described in the following embodiments are merely examples, and the angle adjusting device for a single beam crane according to the present utility model is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person skilled in the art without any inventive effort are within the scope of the present utility model.

Referring to fig. 1-4, the utility model provides a single-beam crane angle adjusting device, which comprises a beam 1, wherein a central column 2 is movably sleeved at the middle part of the bottom of the beam 1, two ends of the bottom of the beam 1 are fixedly connected with a supporting beam 4, two ends of the inner side of the beam 1 are fixedly connected with a left transmission shaft 5 and a right transmission shaft 501, one end of the inner side of the beam 1 is fixedly connected with a first motor 8, the outer sides of the left transmission shaft 5 and the right transmission shaft 501 are movably connected with a beam transmission belt 6, the top of the inner side of the central column 2 is movably connected with a beam transmission gear 7, the bottom of the central column 2 is movably connected with an angle adjusting shaft 9, the first motor 8 drives the beam transmission belt 6 to rotate, the beam transmission belt 6 drives the beam transmission gear 7 to rotate, and the beam transmission gear 7 drives a fixedly connected pulley shaft 703 to synchronously rotate, so that a left pulley 701 and a right pulley 702 slide in the beam 1.

In a preferred embodiment, the pulley shaft 703 is fixedly connected to the inner side of the beam transmission gear 7, the left pulley 701 and the right pulley 702 are fixedly connected to the two ends of the outer side of the pulley shaft 703, the pulley radii of the left pulley 701 and the right pulley 702 are the same, the gear radii of the left gear 901 and the right gear 902 are the same, and the shaft radii of the left transmission shaft 5 and the right transmission shaft 501 are the same.

In a preferred embodiment, the left gear 901 and the right gear 902 are fixedly connected to the two ends of the outer side of the angle adjusting shaft 9, the angle adjusting gear 903 is fixedly connected to the middle part of the outer side of the angle adjusting shaft 9, the angle adjusting transmission belt 904 is arranged on the outer side of the angle adjusting gear 903, the second motor 905 is arranged on the top of the inner side of the angle adjusting transmission belt 904, the left adjusting column 906 is fixedly connected to the outer side of the left gear 901, the right adjusting column 907 is fixedly connected to the outer side of the right gear 902, the hoist hanging rod 908 is fixedly connected to the middle part of the bottom of the left adjusting column 906 and the right adjusting column 907, the hoisting ring 303 is movably sleeved on the middle part of the outer side of the hoist hanging rod 908, the bottom of the hoisting ring 303 is fixedly connected with the motor hoist 3, the bottom of the outer side of the motor hoist 3 is fixedly connected with the steel wire rope 301, the bottom of the steel wire rope 301 is fixedly connected to the hook 302, the left adjusting column 906 is centered on the left gear 901 during rotation, the right adjusting column 907 is centered on the right gear 902 during rotation, the left adjusting column 906 and the right adjusting column 907 must rotate simultaneously, and can rotate 90 degrees in the front and back directions respectively, so that 180 degrees of large angle adjustment can be achieved, the hoisting rope 3 can be achieved, the hoist and the hoist can rotate through the hoisting rope 301 and the pulley 703 and the pulley 7 through the pulley shaft 703.

In a preferred embodiment, a left support leg 401 is fixedly connected to one side of the bottom of the support beam 4, and a right support leg 402 is fixedly connected to the other side of the bottom of the support beam 4.

In a preferred embodiment, the support beam 4, the left support leg 401 and the right support leg 402 are each provided in a set at both ends of the bottom of the cross beam 1.

The working principle of the utility model is as follows:

step one, the pulley inside the beam 1 can slide left and right inside the beam 1, first the first motor 8 is started to drive the beam driving belt 6 to rotate, the left driving shaft 5 and the right driving shaft 501 support the beam driving belt 6 to rotate, and meanwhile, the beam driving gear 7 is driven to rotate, because the pulley shaft 701 is fixedly connected with the beam driving gear 7, the pulley shaft 7 rotates synchronously, so that the left pulley 702 and the right pulley 703 slide inside the beam 1, and the center post 2 is driven to complete movement within the range of the beam 1.

Step two, the second motor 905 is started to drive the angle adjusting belt 904 to drive the angle adjusting gear 903 to rotate, because the angle adjusting gear 903 is fixedly connected with the angle adjusting shaft 9, the angle adjusting shaft 9 rotates synchronously, and simultaneously the fixedly connected left gear 901 and right gear 902 are driven to rotate, so that the left adjusting column 906 and right adjusting column 907 fixedly connected with the left gear 901 and the right gear rotate synchronously, and thus 180-degree large-angle adjustment is completed.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a single-beam crane angle adjusting device, includes crossbeam (1), its characterized in that: center post (2) has been cup jointed in the middle part activity of crossbeam (1) bottom, the both ends fixedly connected with supporting beam (4) of crossbeam (1) bottom, the inboard both ends fixedly connected with left transmission shaft (5) and right transmission shaft (501) of crossbeam (1), the inboard one end fixedly connected with first motor (8) of crossbeam (1), the outside swing joint of left transmission shaft (5) and right transmission shaft (501) has crossbeam drive belt (6), the inboard top swing joint of center post (2) has crossbeam drive gear (7), the bottom swing joint of center post (2) has angle adjustment axle (9).

2. The angle adjusting device of a single-beam crane according to claim 1, wherein: the inner side of the beam transmission gear (7) is fixedly connected with a pulley shaft (703), two ends of the outer side of the pulley shaft (703) are fixedly connected with a left pulley (701) and a right pulley (702), and the pulley radiuses of the left pulley (701) and the right pulley (702) are the same.

3. The angle adjusting device of a single-beam crane according to claim 1, wherein: the angle adjusting shaft is characterized in that the two ends of the outer side of the angle adjusting shaft (9) are fixedly connected with a left gear (901) and a right gear (902), the middle part of the outer side of the angle adjusting shaft (9) is fixedly connected with an angle adjusting gear (903), the outer side of the angle adjusting gear (903) is provided with an angle adjusting transmission belt (904), the top of the inner side of the angle adjusting transmission belt (904) is provided with a second motor (905), the outer side of the left gear (901) is fixedly connected with a left adjusting column (906), the outer side of the right gear (902) is fixedly connected with a right adjusting column (907), the middle parts of the bottoms of the left adjusting column (906) and the right adjusting column (907) are fixedly connected with a hoist boom (908), the middle part of the outer side of the hoist boom (908) is movably sleeved with a lifting ring (303), the bottom of the lifting ring (303) is fixedly connected with a motor hoist (3), the bottom of the outer side of the motor hoist (3) is fixedly connected with a steel wire rope (301), the bottom of the steel wire rope (301) is fixedly connected with a hook (302), the radius of the left gear (901) is the same, the radius of the left gear (901) and the right gear (902) is the same, the radius of the left transmission shaft (5) is the same.

4. The angle adjusting device of a single-beam crane according to claim 1, wherein: one side of supporting beam (4) bottom fixedly connected with left supporting legs (401), the opposite side of supporting beam (4) bottom fixedly connected with right supporting legs (402).

5. The angle adjusting device of a single-beam crane according to claim 1, wherein: the support beam (4), the left support leg (401) and the right support leg (402) are respectively provided with a group at two ends of the bottom of the cross beam (1).