CN212076183U

CN212076183U - Gantry crane rotating mechanism

Info

Publication number: CN212076183U
Application number: CN202020206315.2U
Authority: CN
Inventors: 周亚珠
Original assignee: Wuxi Gangsheng Heavy Equipment Co ltd
Current assignee: Wuxi Gangsheng Heavy Equipment Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-12-04
Anticipated expiration: 2030-02-25

Abstract

The utility model relates to the technical field of mechanical equipment, and a gantry crane rotary mechanism is disclosed, which comprises a motor, the bottom swing joint of motor has the coupling shell, the outer wall swing joint of coupling shell has the stopper, one side fixedly connected with oil circuit controller of stopper, stopper outer wall swing joint has the torque coupling, one side swing joint of torque coupling has travel switch controller, torque coupling's output swing joint has planetary reducer. The gantry crane rotating mechanism can achieve the purpose of long service life of the rotating mechanism, reduces bending moment between structures, prolongs the service life of the rotating mechanism, reduces investment of capital cost of people, simultaneously brings effective guarantee for personal safety of workers, facilitates work of the workers, solves the problem of short service life of the common rotating mechanism, and brings great convenience to work and life of people.

Description

Gantry crane rotating mechanism

Technical Field

The utility model relates to the technical field of mechanical equipment, specifically be gantry crane rotary mechanism.

Background

The bridge is supported on the ground rail or foundation by two side legs. With the track running along the ground, the underside can be passed by railway cars or other ground vehicles. A jib crane with a rotatable lifting device is mounted on a portal frame. Four legs of the portal frame form four door openings for railway vehicles and other vehicles to pass through. The gantry crane is usually operated along a crane rail on the ground or a building to perform a lifting, loading and unloading operation.

The bending moment of most gantry crane rotary mechanism inner structure is great on the existing market, can cause irreversible damage to the inner structure during operation, shortens the service life of the rotary mechanism, increases the investment of people's capital cost, brings adverse effect to the personal safety of workers, and brings great inconvenience to the workers' work.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a gantry crane rotary mechanism possesses advantages such as long service life, has solved the problem that general rotary mechanism life is short.

(II) technical scheme

For the purpose that realizes above-mentioned rotary mechanism long service life, the utility model provides a following technical scheme: a portal crane rotating mechanism comprises a motor, wherein the bottom of the motor is movably connected with a connecting shell, the outer wall of the connecting shell is movably connected with a brake, one side of the brake is fixedly connected with an oil circuit controller, the outer wall of the brake is movably connected with a torque coupler, one side of the torque coupler is movably connected with a stroke switch controller, the output end of the torque coupler is movably connected with a planetary reducer, the output shaft of the planetary reducer is fixedly connected with a rotating shaft through a coupler, the outer wall of the rotating shaft is movably connected with a pinion, the outer wall of the pinion is meshed with a slewing bearing, the bottom of the planetary reducer is fixedly connected with a rotating shaft protecting shell, the outer wall of the rotating shaft protecting shell is fixedly connected with an oil discharge pipe, the outer wall of the rotating shaft protecting shell is movably connected with, the bottom fixedly connected with of carousel is the position circle down, the bottom fixedly connected with gear cover of position circle down.

Preferably, the center line of the motor coincides with the center line of the coupling housing.

Preferably, the brake is a horizontal brake.

Preferably, the planetary reducer is a vertical planetary reducer.

Preferably, the shape and size of the rotating shaft protective shell are matched with those of the rotating disc, and the central line of the rotating shaft protective shell is superposed with that of the rotating disc.

Preferably, the shape and size of the pinion gear and the shape and size of the slewing bearing are matched with each other, and the shape and size of the pinion gear and the shape and size of the rotating shaft are matched with each other.

Preferably, the size of the gear cover and the size of the pinion are matched with each other, and the center line of the gear cover coincides with the center line of the pinion.

(III) advantageous effects

Compared with the prior art, the utility model provides a gantry crane rotary mechanism possesses following beneficial effect:

1. this gantry crane rotary mechanism, through the use of mutually supporting of planetary reducer, the axis of rotation, the pinion, slewing bearing, go up the position circle, the carousel, lower position circle and gear cover, can reach this rotary mechanism long service life's purpose, the moment of flexure between the structure has been reduced, this rotary mechanism's life has been prolonged, people's investment of capital cost has been reduced, also brought effectual guarantee for staff's personal safety simultaneously, staff's work has been made things convenient for, the problem that general rotary mechanism life is short has been solved, thereby work and life for people have brought very big facility.

2. This gantry crane rotary mechanism through axis of rotation, pivot protective housing and the carousel that sets up, can reach the high purpose of this rotary mechanism work efficiency, has avoided the dust to adhere to in the axis of rotation and has leaded to the appearance of the unstable condition of rotary mechanism working property, has brought very big facility for staff's work and life.

Drawings

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

FIG. 2 is a schematic view of the brake of the present invention;

fig. 3 is a schematic view of the turntable structure of the present invention.

In the figure: 1. an electric motor; 2. a coupling housing; 3. a brake; 4. an oil path controller; 5. a torque coupling; 6. a trip switch controller; 7. a planetary reducer; 8. a rotating shaft; 9. a pinion gear; 10. a slewing bearing; 11. a rotating shaft protective shell; 12. an oil discharge pipe; 13. an upper positioning ring; 14. a turntable; 15. a lower positioning ring; 16. and a gear cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the gantry crane rotating mechanism comprises a motor 1, a coupling shell 2 is movably connected to the bottom of the motor 1, the center line of the motor 1 is overlapped with the center line of the coupling shell 2, a brake 3 is movably connected to the outer wall of the coupling shell 2, the brake 3 is a horizontal brake, an oil path controller 4 is fixedly connected to one side of the brake 3, a torque coupler 5 is movably connected to the outer wall of the brake 3, the torque coupler 5 is a limit torque coupler, a travel switch controller 6 is movably connected to one side of the torque coupler 5, a planetary reducer 7 is movably connected to the output end of the torque coupler 5, the planetary reducer 7 is a vertical planetary reducer, a rotating shaft 8 is fixedly connected to the output shaft of the planetary reducer 7 through a coupler, a pinion 9 is movably connected to the outer wall of the rotating shaft 8, the shape and size of the pinion 9 are matched with those of the slewing bearing 10, the shape and size of the pinion 9 are matched with those of the rotating shaft 8, the bottom of the planetary reducer 7 is fixedly connected with a rotating shaft protective shell 11, the outer wall of the rotating shaft protective shell 11 is fixedly connected with an oil discharge pipe 12, the outer wall of the rotating shaft protective shell 11 is movably connected with an upper locating ring 13, the bottom of the upper locating ring 13 is fixedly connected with a rotating disc 14, the shape and size of the rotating shaft protective shell 11 are matched with those of the rotating disc 14, and the central line of the rotating shaft protective shell 11 is superposed with that of the rotating disc 14, through the rotating shaft 8, the rotating shaft protective shell 11 and the rotating disc 14, the aim of high working efficiency of the rotating mechanism can be achieved, the phenomenon that the working performance of the rotating mechanism is unstable due to dust attached to the rotating shaft 8 is avoided, and great convenience, the bottom of the rotary table 14 is fixedly connected with a lower locating ring 15, the bottom of the lower locating ring 15 is fixedly connected with a gear cover 16, the shape and the size of the gear cover 16 are matched with those of the pinion 9, the central line of the gear cover 16 is superposed with that of the pinion 9, through the mutual matching use of the planetary reducer 7, the rotating shaft 8, the pinion 9, the slewing bearing 10, the upper locating ring 13, the turntable 14, the lower locating ring 15 and the gear cover 16, the purpose of long service life of the rotating mechanism can be achieved, the bending moment between structures is reduced, the service life of the rotating mechanism is prolonged, the investment of capital cost of people is reduced, meanwhile, the safety of workers is effectively guaranteed, the workers can work conveniently, and the problem that a common rotating mechanism is short in service life is solved, so that great convenience is brought to the work and life of people.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When the rotating mechanism is used, the motor 1 is started, the motor 1 drives the planetary reducer 7 to work through the stroke switch controller 6 and the torque coupler 5, the planetary reducer 7 drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the pinion 9 to rotate, the pinion 9 drives the slewing bearing 10 to rotate under the meshing action, under the supporting action of the upper locating ring 13 and the lower locating ring 15, the bending moment borne by the rotating shaft 8 is greatly reduced, meanwhile, the transmission mode between the rotating shaft 8 and the pinion 9 is converted into pure torque, the movement between the pinion 9 and the slewing bearing 10 is smoother, and therefore the service life of the rotating mechanism is prolonged.

To sum up, the gantry crane rotating mechanism can achieve the purpose of long service life of the rotating mechanism, reduces bending moment between structures, prolongs the service life of the rotating mechanism, reduces investment of capital cost of people, simultaneously brings effective guarantee for personal safety of workers, facilitates work of the workers, solves the problem of short service life of a common rotating mechanism, and brings great convenience to work and life of people.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Gantry crane rotary mechanism, including motor (1), its characterized in that: the bottom of the motor (1) is movably connected with a connecting shell (2), the outer wall of the connecting shell (2) is movably connected with a brake (3), one side of the brake (3) is fixedly connected with an oil way controller (4), the outer wall of the brake (3) is movably connected with a torque coupler (5), one side of the torque coupler (5) is movably connected with a travel switch controller (6), the output end of the torque coupler (5) is movably connected with a planetary reducer (7), the output shaft of the planetary reducer (7) is fixedly connected with a rotating shaft (8) through a coupler, the outer wall of the rotating shaft (8) is movably connected with a pinion (9), the outer wall of the pinion (9) is meshed with a slewing bearing (10), the bottom of the planetary reducer (7) is fixedly connected with a rotating shaft protective shell (11), and the outer wall of the rotating shaft protective shell (11) is fixedly connected, the outer wall swing joint of pivot protective housing (11) has last position circle (13), the bottom fixedly connected with carousel (14) of going up position circle (13), position circle (15) under the bottom fixedly connected with of carousel (14), the bottom fixedly connected with gear cover (16) of position circle (15) down.

2. The gantry crane rotary mechanism of claim 1 wherein: the central line of the motor (1) is superposed with the central line of the connecting shell (2).

3. The gantry crane rotary mechanism of claim 1 wherein: the brake (3) is a horizontal brake.

4. The gantry crane rotary mechanism of claim 1 wherein: the planetary reducer (7) is a vertical planetary reducer.

5. The gantry crane rotary mechanism of claim 1 wherein: the shape and size of the rotating shaft protective shell (11) are matched with that of the rotating disc (14), and the central line of the rotating shaft protective shell (11) is superposed with that of the rotating disc (14).

6. The gantry crane rotary mechanism of claim 1 wherein: the shape and the size of the pinion (9) are matched with those of the slewing bearing (10), and the shape and the size of the pinion (9) are matched with those of the rotating shaft (8).

7. The gantry crane rotary mechanism of claim 1 wherein: the shape and the size of the gear cover (16) and the shape and the size of the pinion (9) are matched with each other, and the central line of the gear cover (16) is superposed with the central line of the pinion (9).