CN216971807U

CN216971807U - Balanced type efficient rotary crane

Info

Publication number: CN216971807U
Application number: CN202220632776.5U
Authority: CN
Inventors: 田青才; 冯美宏
Original assignee: Hangqi Intelligent Industry Zhejiang Co ltd
Current assignee: Hangqi Intelligent Industry Zhejiang Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-07-15
Anticipated expiration: 2032-03-23

Abstract

The utility model discloses a balanced type efficient rotary crane. The key points of the technical scheme are as follows: high-efficient rotatory loop wheel machine of balanced type, including rotary driving mechanism and support, the support includes stand and lower stand, it rotates with lower stand to go up the stand and connects, the hoist engine is installed to one side of going up the stand, the opposite side swing joint of going up the stand has girder and diagonal brace, girder and diagonal brace realize rotating the connection through connecting the auxiliary shaft, the one end that the stand was kept away from to the girder is provided with the fixed pulley device, hoist engine and fixed pulley device connect through anti-rotation steel wire rope, swing joint has the hoisting and unloading device on the girder, anti-rotation steel wire rope is through hoisting and unloading device and girder fixed connection, fixedly connected with counter weight device on the last stand, counter weight device sets up with the girder relatively. The balance type efficient vertical crane is provided with the counterweight device at the position opposite to the position where the heavy object is lifted, has the characteristic of balance, and is convenient to install by adopting a combined design.

Description

Balanced type efficient rotary crane

Technical Field

The utility model relates to the technical field of electric rotary cranes, in particular to a balanced type efficient rotary crane.

Background

The crane is a popular name of the crane and is widely applied to a series of heavy-duty products such as ships, equipment, machinery, molds and the like. The crane consists of a power device and a bracket. The power device consists of a motor, a speed reducer, a clutch, a brake, a rope drum, a steel wire rope and the like. The support part comprises a main rod and a rotating arm, wherein the main rod and the rotating arm are composed of a screw rod, a jack nut and a vertical rod. The operation button starter realizes that the motor rotates forwards and backwards to wind and release the steel wire rope, and the hoisting operation is completed by hoisting the pulley of the bracket part and lowering the object.

Rotatory loop wheel machine of balanced type high efficiency is applicable to high-lift handling article, extensively is used for cement industry maintenance equipment, the hoist and mount of light little article, and the cement industry exists the inconvenient department of traffic mostly, and general loop wheel machine is difficult to get into the job site to it is generally greater than 60 meters to lift by crane height, leads to the loop wheel machine to carry out the not easy production of stability in-process of transporting article and rocks inadequately.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a balanced type efficient rotary crane which is provided with a counterweight device at the opposite position of a lifted heavy object, has the characteristic of balance and is convenient to install by adopting a combined design.

The technical purpose of the utility model is realized by the following technical scheme: the balanced type efficient rotary crane comprises a rotary driving mechanism and a support, wherein the support comprises an upper stand column and a lower stand column, the upper stand column and the lower stand column are rotatably connected, a winch is installed on one side of the upper stand column, the other side of the upper stand column is movably connected with a main beam and an inclined support rod, the main beam and the inclined support rod are rotatably connected through an auxiliary connecting shaft, a fixed pulley device is arranged at one end, away from the upper stand column, of the main beam, the winch and the fixed pulley device are connected through an anti-rotation steel wire rope, a lifting and unloading device is movably connected onto the main beam, the anti-rotation steel wire rope is fixedly connected with the main beam through the lifting and unloading device, a counterweight device is fixedly connected onto the upper stand column, and the counterweight device is relatively arranged with the main beam.

By adopting the technical scheme, the winch is used as a traction mechanism, the anti-rotation steel wire rope is connected with the hoisting and unloading device through the fixed pulley device, the anti-rotation steel wire rope is wound and unwound through the winch, so that the position of the hoisting and unloading device is adjusted, the anti-rotation steel wire rope is fixed with the fixed rope device after passing through the hoisting and unloading device, so that the hoisting stability of the hoisting tool is kept, the hoisting and unloading device is used, the counterweight device is arranged on the other side of the upper upright post and is opposite to the main beam, so that the upper upright post, the main beam and the counterweight device form a lever, the balance of the hoisting tool in the using process is kept, the positions of the main beam and the inclined support rod can be adjusted through the rotary driving mechanism according to the specific using position, the operation is realized through wireless remote control, the use is very convenient, and the anti-rotation steel wire rope hoisting and unloading device can be suitable for various using occasions.

The utility model is further configured to: the slewing drive mechanism comprises a speed reducing motor fixedly connected with the upper stand column, the speed reducing motor is fixedly connected with a gear, the lower stand column is fixedly connected with a slewing bearing, the gear is matched with the slewing bearing, and the speed reducing motor drives the gear to rotate along the slewing bearing and drive the upper stand column to rotate.

Through adopting above-mentioned technical scheme, gear motor output drives the external tooth rotation of the slewing bearing of fixed connection on the post below the gear to the post rotates in the drive, makes the position that the post can be according to the practical demand that does not pass through the angle to the girder to go up the post and adjust.

The utility model is further configured to: and a bearing is arranged between the upper upright post and the lower upright post.

Through adopting above-mentioned technical scheme, realize relative rotation through the bearing between slewing bearing's the outer loop and the inner ring, and become sliding friction into rolling friction, reduced the wearing and tearing that produce between upper column and the lower column.

The utility model is further configured to: the support plate is fixedly connected to the speed reduction motor, a first threaded hole is formed in the support plate, a second threaded hole matched with the first threaded hole is formed in the upper stand column, and the first threaded hole and the second threaded hole are connected through bolts.

Through adopting above-mentioned technical scheme, gear motor passes through the bolt with last stand and realizes being connected, conveniently installs and dismantles gear motor, when having increased the convenience of use, has also reduced use cost.

The utility model is further configured to: the lifting device adopts a double-cake structure.

By adopting the technical scheme, the lifting appliance for lifting adopts the lifting device with the double-cake structure so as to improve the lifting stability of the lifting appliance.

The utility model is further configured to: the main beam is provided with a fixed rope device.

By adopting the technical scheme, the anti-rotation steel wire ropes are fixed with the fixed rope device after passing through the hoisting device, so that the anti-rotation steel wire ropes on two sides of the hoisting device can be prevented from being wound together in the hoisting process of the crane.

The utility model is further configured to: and a heavy hammer limit switch and a shaft-assisted load lifting limiter are arranged on the main beam.

By adopting the technical scheme, the heavy hammer limit switch and the shaft-assisted type load lifting limiter are both safety devices.

In conclusion, the utility model has the following beneficial effects:

1. the balanced type efficient vertical crane can meet the requirements, a counterweight block is arranged at the position opposite to the lifting device, the balanced type efficient vertical crane has the characteristic of balance, a combined design is adopted to facilitate installation, all components can be installed manually at a construction site, and a large amount of crane cost is saved;

2. when the hoisting device is used for hoisting heavy objects, only the winch needs to be started, the motor of the rotation driving mechanism can be started when a specific position is selected for hoisting, wireless remote control operation is adopted, and the hoisting device is very convenient to use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged schematic view of a portion a of fig. 1.

In the figure: 1. a support; 2. an upper upright post; 3. a lower upright post; 4. a winch; 5. a counterweight device; 6. an anti-rotation wire rope; 7. a diagonal brace; 8. a main beam; 9. connecting an auxiliary shaft; 10. a heavy hammer limit switch; 11. a fixed rope arrangement; 12. a shaft-assisted load limiter; 13. a fixed pulley device; 14. a hoisting device; 15. a reduction motor; 16. a support plate; 17. a gear; 18. a bearing; 19. a bolt; 20. and (4) a slewing bearing.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it is to be noted that the embodiments and features of the embodiments of the present application can be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in detail below with reference to the accompanying drawings.

A balanced type efficient rotary crane is shown in figures 1 and 2 and comprises a rotary driving mechanism and a support 1, wherein the support 1 comprises an upper upright post 2 and a lower upright post 3, the upper upright post 2 is rotatably connected with the lower upright post 3, a winch 4 is arranged on one side of the upper upright post 2, a main beam 8 and an inclined strut 7 are movably connected with the other side of the upper upright post 2, the main beam 8 and the inclined strut 7 are rotatably connected through a connecting auxiliary shaft 9, a fixed pulley device 13 is arranged at one end of the main beam 8 far away from the upper upright post 2, the winch 4 is connected with the fixed pulley device 13 through an anti-rotation steel wire rope 6, a hoisting and unloading device 14 is movably connected on the main beam 8, the hoisting and unloading device 14 adopts a double-cake structure, the hoisting stability of a hoisting tool is improved, the anti-rotation steel wire rope 6 is fixed with a fixed rope device 11 after passing through the hoisting and unloading device 14, and the anti-rotation steel wire ropes 6 at two sides of the hoisting and unloading device 14 of the hoisting machine can be prevented from being wound together, the upper upright post 2 is fixedly connected with a counterweight device 5, the counterweight device 5 is arranged opposite to a main beam 8, and the main beam 8 is provided with a counterweight limit switch 10 and a shaft-assisted load limiter 12.

Slewing drive mechanism includes the gear motor 15 with last stand 2 fixed connection, fixedly connected with gear 17 on the gear motor 15, fixedly connected with slewing bearing 20 on the stand 3 down, gear 17 cooperatees with slewing bearing 20, gear motor 15 drive gear 17 rotates and drives stand 2 along slewing bearing 20 and rotate, it is provided with bearing 18 to go up between stand 2 and the lower stand 3, fixedly connected with backup pad 16 on the gear motor 15, the first screw hole has been seted up on the backup pad 16, the second screw hole with first screw hole matched with has been seted up on going up stand 2, first screw hole and second screw hole are connected through bolt 19.

The working principle is as follows: the hoisting machine 4 is used as a traction mechanism, the anti-rotation steel wire rope 6 is connected with the hoisting device 14 through the fixed pulley device 13, the anti-rotation steel wire rope 6 is wound and unwound through the hoisting machine 4, thereby adjusting the position of the lifting device 14, the anti-rotation steel wire rope 6 passes through the lifting device 14 and then is fixed with the fixed rope device 11, to keep the lifting stability of the lifting appliance, when the lifting device 14 is in use, the other side of the upper upright post 2 is provided with the counterweight device 5, the counterweight device 5 is arranged opposite to the main beam 8, so that the upper upright post 2, the main beam 8 and the counterweight device 5 form a lever to keep the balance of the crane in the using process, the positions of the main beam 8 and the diagonal brace 7 can be adjusted through a rotary driving mechanism according to specific use positions, and the operation is carried out through wireless remote control, the use is very convenient, and the device can be suitable for various use occasions.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. Rotatory loop wheel machine of balanced type high efficiency, including rotary drive mechanism and support (1), support (1) includes stand (2) and lower stand (3), go up stand (2) and lower stand (3) and rotate the connection, its characterized in that: hoist engine (4) are installed to one side of going up stand (2), the opposite side swing joint of going up stand (2) has girder (8) and diagonal brace (7), girder (8) and diagonal brace (7) realize rotating the connection through connecting auxiliary shaft (9), the one end that last stand (2) were kept away from in girder (8) is provided with fixed pulley device (13), hoist engine (4) and fixed pulley device (13) are connected through anti-rotation wire rope (6), swing joint has hoisting and unloading device (14) on girder (8), anti-rotation wire rope (6) are through hoisting and unloading device (14) and girder (8) fixed connection, fixedly connected with counter weight device (5) on going up stand (2), counter weight device (5) set up with girder (8) relatively.

2. The balanced, high efficiency, rotating hoist of claim 1, wherein: slewing drive mechanism include with last stand (2) fixed connection's gear motor (15), fixedly connected with gear (17) on gear motor (15), fixedly connected with slewing bearing (20) on lower stand (3), gear (17) cooperate with slewing bearing (20), gear motor (15) drive gear (17) rotate and drive stand (2) rotation along slewing bearing (20).

3. The balanced, high efficiency, rotating hoist of claim 2, wherein: and a bearing (18) is arranged between the upper upright post (2) and the lower upright post (3).

4. The balanced, high efficiency, rotating hoist of claim 3, wherein: the speed reducing motor is characterized in that a supporting plate (16) is fixedly connected to the speed reducing motor (15), a first threaded hole is formed in the supporting plate (16), a second threaded hole matched with the first threaded hole is formed in the upper upright post (2), and the first threaded hole and the second threaded hole are connected through a bolt (19).

5. The balanced high-efficiency rotary crane according to claim 1, wherein: the lifting device (14) adopts a double-cake structure.

6. The balanced, high efficiency, rotating hoist of claim 1, wherein: the main beam (8) is provided with a fixed rope device (11).

7. The balanced, high efficiency, rotating hoist of claim 1, wherein: and a heavy hammer limit switch (10) and a shaft-assisted lifting limiter (12) are arranged on the main beam (8).