CN216638730U

CN216638730U - Cantilever crane of working platform of overhead working truck

Info

Publication number: CN216638730U
Application number: CN202220226065.8U
Authority: CN
Inventors: 袁振; 袁璐
Original assignee: Xuzhou Haoyi Construction Machinery Technology Co ltd
Current assignee: Xuzhou Haoyi Construction Machinery Technology Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-05-31
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a cantilever crane of a working platform of an aerial work vehicle, which comprises the working platform, wherein a controller is fixedly arranged on the left side of the outer surface of the upper end of the working platform, a lifting assembly is arranged in the middle of the outer surface of the upper end of the working platform, a flange connecting assembly is arranged between the lifting assembly and the working platform, the outer surface of the lower end of the lifting assembly is fixedly connected with the working platform through the flange connecting assembly, and a swing mechanism is fixedly arranged on the outer surface of the upper end of the lifting assembly. The cantilever crane of the working platform of the aerial work platform has one more hoisting function under the condition that the weight is not increased too much, and a user can perform multi-angle continuous wireless aerial hoisting during operation, so that redundant hoisting equipment can be saved, a large amount of material resources, financial resources and manpower can be saved, the safety is greatly improved, the multiple purposes of one vehicle can be better realized, and the social recognition and the product popularization are facilitated.

Description

Cantilever crane of working platform of overhead working truck

Technical Field

The utility model relates to the technical field of working platforms of aerial work vehicles, in particular to a cantilever crane of a working platform of an aerial work vehicle.

Background

Along with the continuous development and progress of the society, the use of an aerial work platform is more and more common, the hanging basket of the traditional aerial work platform is small in size and only used for bearing two persons and some portable tools, when some objects with heavier weight are installed, other hoisting equipment is used for auxiliary operation, the cost is high, the time consumption is long, the operation is unsafe, certain adverse effects are brought to the use process of people, and therefore the cantilever crane of the aerial work platform is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the cantilever crane of the working platform of the aerial work vehicle, compared with the traditional hanging basket mechanism, the cantilever crane mechanism of the working platform of the aerial work vehicle has one more hoisting function under the condition that the weight is not increased too much, a user can continuously and wirelessly hoist at high altitude at multiple angles during operation, redundant hoisting equipment can be saved, a large amount of material resources, financial resources and manpower are saved, the safety is greatly improved, the multiple purposes of one vehicle can be better realized, the social recognition and the product popularization are facilitated, and the problems in the background technology can be effectively solved.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides an aerial working car work platform's cantilever crane, includes work platform, the left side fixed mounting of work platform upper end surface has the controller, the middle part of work platform upper end surface is provided with lifting unit, be provided with ring flange coupling assembling between lifting unit and the work platform, lifting unit's lower extreme surface passes through ring flange coupling assembling and work platform fixed connection, lifting unit's upper end external fixed mounting has rotation mechanism, one side external fixed mounting of rotation mechanism has the gyration gag lever post, rotation mechanism's upper end external fixed mounting has the regulation support, one side of adjusting the support is provided with flexible hydro-cylinder.

Furthermore, a pulley device is fixedly mounted on the outer surface of one end of the telescopic oil cylinder, an electric winch is fixedly mounted on the outer surface of one side of the telescopic oil cylinder, a steel wire rope is arranged at one end of the electric winch, and a lifting hook is fixedly mounted on the outer surface of one end of the steel wire rope.

Further, be provided with the hinge point axle between regulation support and the flexible hydro-cylinder, adjust the support and pass through hinge point axle and flexible hydro-cylinder swing joint, the regulation hole has been seted up to one side surface of adjusting the support, the quantity of regulation hole is three groups, spacing hole has been seted up to the lower part of flexible hydro-cylinder, be provided with fixing bolt between spacing hole and the regulation hole, just spacing hole is the same with the model of regulation hole.

Further, lifting unit includes protection frame, positive and negative motor, axis of rotation, first bevel gear, ball screw, dead lever, second bevel gear, ball nut, lifter, activity groove, connecting block and activity chamber, just through ring flange coupling assembling fixed connection between dead lever and the work platform, protection frame fixed mounting is in the lower part of dead lever one side surface, positive and negative motor fixed case is the inside of protection frame eventually, the axis of rotation is located positive and negative motor's one end surface, first bevel gear, ball screw, second bevel gear all are located the activity chamber, the upper end surface of dead lever is seted up in the activity chamber.

Furthermore, the movable groove is formed in the outer surface of the lower end of the lifting rod, the first bevel gear is fixedly mounted on the outer wall of one end of the rotating shaft, the second bevel gear is fixedly mounted on the outer wall of the lower portion of the ball screw, the ball nut is located on the outer wall of the ball screw, and the connecting block is fixedly mounted between the ball nut and the inner wall of the lifting rod and fixedly connected with the ball nut.

Furthermore, the outer wall of the lifting rod is in sliding connection with the movable cavity, the ball nut is in threaded connection with the ball screw, sealing bearings are arranged among the ball screw, the rotating shaft and the fixed rod, the ball screw and the rotating shaft are both movably connected with the fixed rod through the sealing bearings, and the second bevel gear is meshed with the first bevel gear.

Compared with the prior art, the utility model provides a cantilever crane of a working platform of an aerial work platform, which has the following beneficial effects:

1. this kind of high altitude construction car work platform's cantilever crane, the cantilever crane is connected with work platform through flange plate coupling assembling, lift assembly and rotation mechanism connect from top to bottom, make rotation mechanism rotate to required operating angle through breaking flexible hydro-cylinder off with the fingers and thumb, make regulation hole and spacing pore pair, the angle of elevation of flexible hydro-cylinder can be selected according to operating angle, will fix with the fixed axle, use the remote controller to control electric hoist machine receive and release wire rope and lifting hook and realize hanging and unload the heavy object this moment, withdraw flexible hydro-cylinder whole, electric hoist machine retrieves wire rope and lifting hook to the platform in, with flexible hydro-cylinder bowing to the biggest angle of bowing down, use the gyration gag lever post to prevent its fixed cantilever crane from rotating, the very big occupation space that has reduced.

2. This kind of high altitude construction car work platform's cantilever crane, in order to make the height of adjusting hoist and mount, the lifting unit who sets up drives the rotation of axis of rotation through positive and negative motor's operation, and the axis of rotation drives first bevel gear, first bevel gear and second bevel gear intermeshing, first bevel gear drives ball screw through the second bevel gear and rotates, and ball screw drives ball nut and goes up and down, and ball nut drives the lifter through the connecting block and goes up and down to make the height go up and down.

Drawings

The utility model is further explained below with reference to the drawings and examples.

Fig. 1 is a schematic view of the boom of the working platform of the aerial work platform of the utility model when the cantilever crane works.

FIG. 2 is a schematic diagram of a boom arm frame of the aerial work platform of the present invention after recovery.

Fig. 3 is a schematic structural diagram of a lifting assembly in a cantilever crane of a working platform of an aerial work platform.

In the figure: 1. a working platform; 2. the flange plate connecting assembly; 3. a lifting assembly; 4. a controller; 5. a rotary limiting rod; 6. a limiting hole; 7. an adjustment hole; 8. a hinge point shaft; 9. an electric hoist; 10. a telescopic oil cylinder; 11. a hook; 12. a pulley device; 13. a wire rope; 14. a swing mechanism; 15. adjusting the support; 16. a protective frame; 17. a positive and negative motor; 18. a rotating shaft; 19. a first bevel gear; 20. a ball screw; 21. fixing the rod; 22. a second bevel gear; 23. a ball nut; 24. a lifting rod; 25. a movable groove; 26. connecting blocks; 27. a movable cavity.

Detailed Description

Example one

The embodiment is a cantilever crane of a working platform of an aerial work vehicle.

As shown in fig. 1-3, a cantilever crane of a working platform of an aerial work platform comprises a working platform 1, a controller 4 is fixedly installed on the left side of the outer surface of the upper end of the working platform 1, a lifting component 3 is arranged in the middle of the outer surface of the upper end of the working platform 1, a flange connecting component 2 is arranged between the lifting component 3 and the working platform 1, the outer surface of the lower end of the lifting component 3 is fixedly connected with the working platform 1 through the flange connecting component 2, a swing mechanism 14 is fixedly installed on the outer surface of the upper end of the lifting component 3, a swing limiting rod 5 is fixedly installed on the outer surface of one side of the swing mechanism 14, an adjusting support 15 is fixedly installed on the outer surface of the upper end of the swing mechanism 14, and a telescopic cylinder 10 is arranged on one side of the adjusting support 15.

A pulley device 12 is fixedly arranged on the outer surface of one end of the telescopic oil cylinder 10, an electric winch 9 is fixedly arranged on the outer surface of one side of the telescopic oil cylinder 10, a steel wire rope 13 is arranged at one end of the electric winch 9, and a lifting hook 11 is fixedly arranged on the outer surface of one end of the steel wire rope 13; a hinge point shaft 8 is arranged between the adjusting support 15 and the telescopic oil cylinder 10, the adjusting support 15 is movably connected with the telescopic oil cylinder 10 through the hinge point shaft 8, adjusting holes 7 are formed in the outer surface of one side of the adjusting support 15, the number of the adjusting holes 7 is three, a limiting hole 6 is formed in the lower portion of the telescopic oil cylinder 10, a fixing bolt is arranged between the limiting hole 6 and the adjusting hole 7, and the type of the limiting hole 6 is the same as that of the adjusting hole 7; the lifting component 3 comprises a protective frame 16, a positive and negative motor 17, a rotating shaft 18, a first bevel gear 19, a ball screw 20, a fixed rod 21, a second bevel gear 22, a ball nut 23, a lifting rod 24, a movable groove 25, a connecting block 26 and a movable cavity 27, the fixed rod 21 is fixedly connected with the working platform 1 through a flange connecting component 2, the protective frame 16 is fixedly arranged at the lower part of the outer surface of one side of the fixed rod 21, the positive and negative motor 17 is fixed in the protective frame 16, the rotating shaft 18 is positioned on the outer surface of one end of the positive and negative motor 17, the first bevel gear 19, the ball screw 20 and the second bevel gear 22 are all positioned in the movable cavity 27, and the movable cavity 27 is arranged on the outer surface of the upper end of the fixed rod 21; the movable groove 25 is arranged on the outer surface of the lower end of the lifting rod 24, the first bevel gear 19 is fixedly arranged on the outer wall of one end of the rotating shaft 18, the second bevel gear 22 is fixedly arranged on the outer wall of the lower part of the ball screw 20, the ball nut 23 is positioned on the outer wall of the ball screw 20, and the connecting block 26 is fixedly arranged between the ball nut 23 and the inner wall of the lifting rod 24 and is fixedly connected with the inner wall of the lifting rod; the outer wall of the lifting rod 24 is in sliding connection with the movable cavity 27, the ball nut 23 is in threaded connection with the ball screw 20, sealing bearings are arranged among the ball screw 20, the rotating shaft 18 and the fixed rod 21, the ball screw 20 and the rotating shaft 18 are both in movable connection with the fixed rod 21 through the sealing bearings, and the second bevel gear 22 is meshed with the first bevel gear 19.

The utility model is a cantilever crane of a working platform of an aerial work vehicle, the cantilever crane is connected with a working platform 1 through a flange plate connecting assembly 2, a lifting assembly 3 is connected with a swing mechanism 14 up and down, the swing mechanism 14 is rotated to a required working angle by wrestling a telescopic oil cylinder 10, an adjusting hole 7 is aligned with a limiting hole 6, an elevation angle of the telescopic oil cylinder 10 can be selected according to the working angle, the telescopic oil cylinder 10 is fixed by a fixed shaft, at the moment, a remote controller is used for controlling an electric winch 9 to receive and release a steel wire rope 13 and a lifting hook 11 to realize the lifting and unloading of heavy objects, the telescopic oil cylinder 10 is completely withdrawn, the electric winch 9 recovers the steel wire rope 13 and the lifting hook 11 into the platform, the telescopic oil cylinder 10 is pitched down to the maximum pitch angle, the rotary limiting rod 5 is used for fixing the telescopic boom to prevent the rotation, and the occupied space is greatly reduced; in order to adjust the hoisting height, the lifting assembly 3 is arranged, the rotating shaft 18 is driven to rotate through the operation of the forward and reverse motor 17, the rotating shaft 18 drives the first bevel gear 19, the first bevel gear 19 is meshed with the second bevel gear 22, the first bevel gear 19 drives the ball screw 20 to rotate through the second bevel gear 22, the ball screw 20 drives the ball nut 23 to lift, and the ball nut 23 drives the lifting rod 24 to lift through the connecting block 26, so that the height is lifted.

Example two

The embodiment is an embodiment of a lifting component 3 in a cantilever crane of a working platform of an aerial work platform.

As shown in fig. 1, 2 and 3, the lifting assembly 3 for the cantilever crane of the working platform of the aerial work platform comprises a protection frame 16, a positive and negative motor 17, a rotating shaft 18, a first bevel gear 19, a ball screw 20, a fixed rod 21, a second bevel gear 22, a ball nut 23, a lifting rod 24, a movable groove 25, a connecting block 26 and a movable cavity 27, wherein the fixed rod 21 is fixedly connected with the working platform 1 through a flange connecting assembly 2, the protection frame 16 is fixedly arranged at the lower part of the outer surface of one side of the fixed rod 21, the positive and negative motor 17 is finally fixed inside the protection frame 16, the rotating shaft 18 is positioned on the outer surface of one end of the positive and negative motor 17, the first bevel gear 19, the ball screw 20 and the second bevel gear 22 are all positioned in the movable cavity 27, and the movable cavity 27 is arranged on the outer surface of the upper end of the fixed rod 21; the movable groove 25 is arranged on the outer surface of the lower end of the lifting rod 24, the first bevel gear 19 is fixedly arranged on the outer wall of one end of the rotating shaft 18, the second bevel gear 22 is fixedly arranged on the outer wall of the lower part of the ball screw 20, the ball nut 23 is positioned on the outer wall of the ball screw 20, and the connecting block 26 is fixedly arranged between the ball nut 23 and the inner wall of the lifting rod 24 and is fixedly connected with the inner wall of the lifting rod; the outer wall of the lifting rod 24 is in sliding connection with the movable cavity 27, the ball nut 23 is in threaded connection with the ball screw 20, sealing bearings are arranged among the ball screw 20, the rotating shaft 18 and the fixed rod 21, the ball screw 20 and the rotating shaft 18 are both in movable connection with the fixed rod 21 through the sealing bearings, and the second bevel gear 22 is meshed with the first bevel gear 19.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides an aerial working car work platform's cantilever crane, includes work platform (1), its characterized in that: the utility model discloses a quick-witted, including work platform (1), flange plate coupling assembling (2), one side outer fixed surface of rotation mechanism (14) installs rotation gag lever post (5), the upper end outer fixed surface of rotation mechanism (14) installs regulation support (15), one side of adjusting support (15) is provided with flexible hydro-cylinder (10), the middle part of work platform (1) upper end surface is provided with lifting unit (3), be provided with flange plate coupling assembling (2) between lifting unit (3) and work platform (1), the lower extreme surface of lifting unit (3) passes through flange plate coupling assembling (2) and work platform (1) fixed connection, the upper end outer fixed surface of lifting unit (3) installs rotation mechanism (14), one side outer fixed surface of rotation mechanism (14) installs rotation gag lever post (5).

2. The cantilever crane of the working platform of the aerial lift truck as claimed in claim 1, wherein: the pulley device (12) is fixedly installed on the outer surface of one end of the telescopic oil cylinder (10), the electric winch (9) is fixedly installed on the outer surface of one side of the telescopic oil cylinder (10), a steel wire rope (13) is arranged at one end of the electric winch (9), and a lifting hook (11) is fixedly installed on the outer surface of one end of the steel wire rope (13).

3. The cantilever crane of the working platform of the aerial lift truck as claimed in claim 1, wherein: adjust and be provided with hinge point axle (8) between support (15) and flexible hydro-cylinder (10), adjust support (15) through hinge point axle (8) and flexible hydro-cylinder (10) swing joint, adjustment hole (7) have been seted up to one side surface of adjusting support (15), the quantity of adjustment hole (7) is three groups, spacing hole (6) have been seted up to the lower part of flexible hydro-cylinder (10), be provided with fixing bolt between spacing hole (6) and adjustment hole (7), just spacing hole (6) are the same with the model of adjustment hole (7).

4. The cantilever crane of the working platform of the aerial lift truck as claimed in claim 1, wherein: the lifting component (3) comprises a protective frame (16), a positive and negative motor (17), a rotating shaft (18), a first bevel gear (19), a ball screw (20), a fixed rod (21), a second bevel gear (22), a ball nut (23), a lifting rod (24), a movable groove (25), a connecting block (26) and a movable cavity (27), the fixed rod (21) is fixedly connected with the working platform (1) through a flange plate connecting component (2), the protective frame (16) is fixedly arranged at the lower part of the outer surface of one side of the fixed rod (21), the positive and negative motor (17) is fixedly arranged in the protective frame (16), the rotating shaft (18) is positioned on the outer surface of one end of the positive and negative motor (17), the first bevel gear (19), the ball screw (20) and the second bevel gear (22) are all positioned in a movable cavity (27), the movable cavity (27) is arranged on the outer surface of the upper end of the fixed rod (21).

5. The cantilever crane of the working platform of the aerial platform as claimed in claim 4, wherein: the movable groove (25) is formed in the outer surface of the lower end of the lifting rod (24), the first bevel gear (19) is fixedly mounted on the outer wall of one end of the rotating shaft (18), the second bevel gear (22) is fixedly mounted on the outer wall of the lower portion of the ball screw (20), the ball nut (23) is located on the outer wall of the ball screw (20), and the connecting block (26) is fixedly mounted between the ball nut (23) and the inner wall of the lifting rod (24) in a fixed connection mode.

6. The jib crane for a work platform of an aerial lift truck according to claim 4, wherein: the outer wall of the lifting rod (24) is in sliding connection with the movable cavity (27), the ball nut (23) is in threaded connection with the ball screw (20), sealing bearings are arranged among the ball screw (20), the rotating shaft (18) and the fixing rod (21), the ball screw (20) and the rotating shaft (18) are movably connected with the fixing rod (21) through the sealing bearings, and the second bevel gear (22) is meshed with the first bevel gear (19).