CN218595960U

CN218595960U - Hoisting mechanism of European bridge crane

Info

Publication number: CN218595960U
Application number: CN202223245263.8U
Authority: CN
Inventors: 唐国力; 杨波; 陈旭; 李木; 王成林; 芦淑静
Original assignee: Dandong Crane Machinery Co ltd
Current assignee: Dandong Crane Machinery Co ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-03-10
Anticipated expiration: 2032-12-05

Abstract

The utility model discloses a hoisting mechanism of european style bridge crane relates to european style bridge crane technical field, specifically is a hoisting mechanism of european style bridge crane, including the girder, the top fixed mounting of girder has the slide rail, the sliding tray has been seted up at the top of slide rail, the outside sliding connection of girder has the carriage, one side fixed mounting of carriage has the motor cabinet, the top fixed mounting of motor cabinet has driving motor, driving motor's output fixed mounting has driving pulley, driving pulley's outside transmission is connected with the belt. This hoisting mechanism of european style bridge crane through the setting of limit gear and card post, makes this hoisting mechanism of european style bridge crane possess the pivot stall, realizes emergency braking, improves this hoisting mechanism's security performance's effect to play the higher effect of security, reached the purpose that the thing of lifting by crane can not fall.

Description

Hoisting mechanism of European bridge crane

Technical Field

The utility model relates to an European style bridge crane technical field specifically is an European style bridge crane's hoisting mechanism.

Background

The concept of the european crane is developed in the industry in recent years, and the object is to be distinguished from the conventional so-called domestic, soviet and conventional cranes. The method mainly comprises the following steps: the industrial cranes such as bridge crane, gantry crane, cantilever crane, flexible beam crane, explosion-proof crane, european bridge crane have the dead weight light, the structure is small and exquisite, the energy consumption is lower, set up a dolly and hoisting mechanism on the crane span structure, the dolly can move from beginning to end, mechanisms such as cart operation realize the material object and carry in the cubical space, european crane adopts unique design theory, have the characteristics that the size is little, light in weight, the wheel is pressed for a short time. Compared with a traditional crane, the limit distance from the lifting hook to the ground (terrace) is minimum, the clearance height is minimum, the crane can be closer to the front operation, the lifting height is higher, and the effective working space of the existing workshop is actually increased. Because the crane has the characteristics of light weight and small wheel pressure, the space of a new factory can be designed to be smaller, and the functions are more complete. The smaller size of the plant means a significant capital savings in initial construction investment, as well as long term heat supply, air conditioning and other maintenance costs.

The existing hoisting mechanism of the European bridge crane has the following defects: when carrying out the operation of lifting by crane of object, if the motor breaks down, the pivot that motor output shaft passes through coupling joint can appear reversing under the action of gravity that lifts by crane the thing, leads to lifting by crane the thing and falls, causes to lift by crane the thing and damages, if there is the staff in the below, causes very big threat to staff's the property of life, consequently, need install a arresting gear on hoisting mechanism, at motor trouble, the pivot is stopped it when reversing.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a hoisting mechanism of european style bridge crane has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a hoisting mechanism of european style bridge crane, includes the girder, the top fixed mounting of girder has the slide rail, the sliding tray has been seted up at the top of slide rail, the outside sliding connection of girder has the carriage, one side fixed mounting of carriage has the motor cabinet, the top fixed mounting of motor cabinet has driving motor, driving motor's output fixed mounting has driving pulley, driving pulley's outside transmission is connected with the belt, the bottom of carriage is rotated and is connected with the rotation axis, the one end fixed mounting of rotation axis has driven pulley, be connected through belt drive between driven pulley's the outside and driving pulley's the outside, the other end of rotation axis rotates and is connected with the pulley, the pulley is located the inside of sliding tray, one side fixed mounting of carriage has the link, one side of link can dismantle through the bolt and be connected with the mounting bracket.

Optionally, the bottom of the mounting bracket is fixedly provided with a connecting plate, the bottom of the connecting plate is fixedly provided with a fixing bracket, and one side of the fixing bracket is fixedly provided with a servo motor.

Optionally, the output fixed mounting of servo motor has the pivot, the outside of pivot is rotated and is connected in the inside of mount, the outside fixed mounting of pivot has the wire rope reel, the outside winding of wire rope reel has wire rope.

Optionally, one end of the steel wire rope is fixedly provided with a hoisting frame, the bottom of the hoisting frame is fixedly provided with a lifting hook, and one end of the rotating shaft is fixedly provided with a limit gear.

Optionally, a support frame is fixedly mounted on one side of the fixing frame, an electric telescopic rod is fixedly mounted inside the support frame, and a base is fixedly mounted on the other side of the fixing frame.

Optionally, a lifting groove is formed in one side of the base, a lifting frame is connected to the inside of the lifting groove in a sliding mode, and a lifting plate is fixedly mounted at the top of the lifting frame.

Optionally, the extending end of the electric telescopic rod is fixedly arranged on one side of the top of the lifting plate, a fixed block is fixedly arranged on one side of the top of the base, and a lifting column is slidably connected inside the fixed block.

Optionally, the bottom of the lifting column is fixedly mounted on the other side of the top of the lifting plate, a clamping column is fixedly mounted at the top of the lifting column, and the top of the clamping column is inserted into a tooth groove formed in the limiting gear.

(III) advantageous effects

The utility model provides a hoisting mechanism of european style bridge crane possesses following beneficial effect:

1. this hoisting mechanism of european style bridge crane, setting through driving motor and pulley, make this hoisting mechanism of european style bridge crane possess the effect that makes the carriage move safely on the girder, through the girder, a slide rail, the sliding tray, the carriage, the motor cabinet, driving motor, driving pulley, the belt, the rotation axis, the cooperation setting of driven pulley and pulley, can be when needs remove the carriage in the use, start driving motor, driving motor's output can drive driving pulley rotatory, driving pulley can drive driven pulley rotatory through the belt, driven pulley can drive the rotation axis and rotate in the inside of carriage, the rotation axis can drive the pulley and roll in the inside of sliding tray, make the carriage remove in the outside of girder, and then make the carriage adjust to suitable position can, thereby the higher effect of usability has been played, and the simple mesh of mechanism has been reached.

2. The hoisting mechanism of the European bridge crane has the advantages that the hoisting mechanism of the European bridge crane has the effects of stopping rotation of a rotating shaft by arranging a limit gear and a clamping column, emergency braking is realized, and the safety performance of the hoisting mechanism is improved, the hoisting mechanism is arranged by matching the limit gear, a support frame, an electric telescopic rod, a base, a lifting groove, a lifting frame, a lifting plate, a fixed block, the lifting column and the clamping column, when the hoisting mechanism is used, the electric telescopic rod needs to be opened each time, the extending end of the electric telescopic rod can drive the lifting plate to move downwards, so that the lifting plate drives the lifting frame to descend in the lifting groove, meanwhile, the lifting plate can drive the lifting column to move downwards in the fixed block, and the lifting column can drive one end of the clamping column, make the top of card post keep away from the tooth's socket that limit gear seted up, and then make the top of card post break away from the tooth's socket that limit gear seted up, at this moment can start servo motor, servo motor's output can drive the pivot rotation, the pivot can drive the motion of wire rope reel, and then make the lifting hook descend to suitable position, when the goods was hoisted, open electric telescopic handle once more, at this moment electric telescopic handle's the end that stretches out can drive the lifter plate upward movement, and then the tooth's socket that limit gear seted up is inserted at the top that makes the card post, it is spacing to the countershaft, if the motor breaks down, prevent to make the pivot appear reversing under the action of gravity of lifting by crane, thereby the higher effect of security has been played, reached and lifted by crane the mesh that the thing can not fall.

Drawings

Fig. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic structural view of the front side of the present invention;

FIG. 3 is an enlarged schematic view of the structure of the present invention at A in FIG. 1;

fig. 4 is an enlarged schematic structural view of the point B in fig. 2 according to the present invention.

In the figure: 1. a main beam; 2. a slide rail; 3. a sliding groove; 4. a carriage; 5. a motor base; 6. a drive motor; 7. a driving pulley; 8. a belt; 9. a rotating shaft; 10. a driven pulley; 11. a pulley; 12. a connecting frame; 13. a mounting frame; 14. a connecting plate; 15. a fixed mount; 16. a servo motor; 17. a rotating shaft; 18. a wire rope; 19. a hoisting frame; 20. a hook; 21. a limit gear; 22. a support frame; 23. an electric telescopic rod; 24. a base; 25. a lifting groove; 26. a lifting frame; 27. a lifting plate; 28. a fixed block; 29. a lifting column; 30. and (5) clamping the column.

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.

Example 1

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a hoisting mechanism of european style bridge crane, including girder 1, girder 1's top fixed mounting has slide rail 2, sliding tray 3 has been seted up at slide rail 2's top, girder 1's outside sliding connection has carriage 4, one side fixed mounting of carriage 4 has motor cabinet 5, motor cabinet 5's top fixed mounting has driving motor 6, driving motor 6's output fixed mounting has driving pulley 7, driving pulley 7's outside transmission is connected with belt 8, carriage 4's bottom is rotated and is connected with rotation axis 9, rotation axis 9's one end fixed mounting has driven pulley 10, be connected through belt 8 transmission between driven pulley 10's the outside and driving pulley 7's the outside, rotation axis 9's the other end is rotated and is connected with pulley 11, pulley 11 is located the inside of sliding tray 3, one side fixed mounting of carriage 4 has link 12, one side of link 12 can be dismantled through the bolt and be connected with mounting bracket 13, through the setting of driving motor 6 and pulley 11, make this hoisting mechanism of european style bridge crane possess the effect that makes the slide carriage safely move on the girder, thereby higher effect has been played, and simple purpose of mechanism has been reached.

During the use, when carriage 4 is removed to needs, start driving motor 6, driving motor 6's output can drive driving pulley 7 rotatory, driving pulley 7 can drive driven pulley 10 rotatory through belt 8, driven pulley 10 can drive rotation axis 9 rotatory in carriage 4's inside, rotation axis 9 can drive pulley 11 and roll in the inside of sliding tray 3, make carriage 4 remove in the outside of girder 1, and then make carriage 4 adjust to suitable position can, thereby the higher effect of usability has been played, and the simple purpose of mechanism has been reached.

Example 2

Referring to fig. 1 to 4, the present invention provides a technical solution: a hoisting mechanism of an European bridge crane comprises a main beam 1, a slide rail 2 is fixedly arranged at the top of the main beam 1, a sliding groove 3 is formed at the top of the slide rail 2, a sliding frame 4 is slidably connected to the outer side of the main beam 1, a motor base 5 is fixedly arranged at one side of the sliding frame 4, a driving motor 6 is fixedly arranged at the top of the motor base 5, a driving belt wheel 7 is fixedly arranged at the output end of the driving motor 6, a belt 8 is connected to the outer side of the driving belt wheel 7 in a transmission manner, a rotating shaft 9 is rotatably connected to the bottom of the sliding frame 4, a driven belt wheel 10 is fixedly arranged at one end of the rotating shaft 9, the outer side of the driven belt wheel 10 is connected to the outer side of the driving belt wheel 7 in a transmission manner through the belt 8, a pulley 11 is rotatably connected to the other end of the rotating shaft 9, the pulley 11 is positioned in the sliding groove 3, a connecting frame 12 is fixedly arranged at one side of the sliding frame 4, a mounting frame 13 is detachably connected to one side of the connecting plate 14 through a bolt, a fixing frame 14 is fixedly arranged at the bottom of the connecting plate 14, a servo motor 16 is fixedly arranged at one side of the bottom of the fixing frame, a lifting rack 22 is arranged at the outer side of a lifting reel, a lifting reel 22 arranged at one side of the lifting rack, and a lifting reel of the lifting reel, a lifting reel 22 is arranged on one side of the lifting reel, a lifting rack 22 is arranged at one side of the lifting rack, and a lifting rack, a lifting rack 22 arranged on one side of the lifting rack, and a lifting rack 22, the top fixed mounting of crane 26 has lifter plate 27, the top one side of the end fixed mounting lifter plate 27 that stretches out of electric telescopic handle 23, top one side fixed mounting of base 24 has fixed block 28, the inside sliding connection of fixed block 28 has lift post 29, the bottom fixed mounting of lift post 29 is at the top opposite side of lifter plate 27, the top fixed mounting of lift post 29 has card post 30, the top of card post 30 is pegged graft inside the tooth's socket that limit gear 21 seted up, setting through limit gear 21 and card post 30, make this european style bridge crane's hoisting mechanism possess pivot stall, realize emergency braking, improve this hoisting mechanism's security performance's effect, thereby the higher effect of security has been played, reached and lifted the mesh that the thing can not fall.

When the lifting device is used, when the lifting device is lifted each time, the electric telescopic rod 23 needs to be opened, the extending end of the electric telescopic rod 23 can drive the lifting plate 27 to move downwards, the lifting plate 27 can drive the lifting frame 26 to descend in the lifting groove 25, meanwhile, the lifting plate 27 can drive the lifting column 29 to move downwards in the fixing block 28, the lifting column 29 can drive one end of the clamping column 30, the top of the clamping column 30 is far away from the tooth socket formed by the limiting gear 21, the top of the clamping column 30 is further separated from the tooth socket formed by the limiting gear 21, the servo motor 16 can be started at the moment, the output end of the servo motor 16 can drive the rotating shaft 17 to rotate, the rotating shaft 17 can drive the steel wire rope reel to move, the lifting hook is further lowered to a proper position, when goods are lifted, the electric telescopic rod 23 is opened again, at the moment, the extending end of the electric telescopic rod 23 can drive the lifting plate 27 to move upwards, the top of the clamping column 30 is inserted into the tooth socket formed by the limiting gear 21, the rotating shaft 17 is limited, if the motor fails, the rotating shaft 17 is prevented from reversing under the gravity effect of lifting objects, and the lifting device cannot fall.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a hoisting mechanism of european style bridge crane, includes girder (1), its characterized in that: the utility model discloses a main beam's fixed mounting has slide rail (2), sliding tray (3) have been seted up at the top of slide rail (2), the outside sliding connection of main beam (1) has carriage (4), one side fixed mounting of carriage (4) has motor cabinet (5), the top fixed mounting of motor cabinet (5) has driving motor (6), the output fixed mounting of driving motor (6) has driving pulley (7), the outside transmission of driving pulley (7) is connected with belt (8), the bottom of carriage (4) is rotated and is connected with rotation axis (9), the one end fixed mounting of rotation axis (9) has driven pulley (10), be connected through belt (8) transmission between the outside of driven pulley (10) and driving pulley (7), the other end of rotation axis (9) is rotated and is connected with pulley (11), pulley (11) are located the inside of sliding tray (3), one side fixed mounting of carriage (4) has link (12), one side of link (12) has detachable mounting bracket (13) through bolted connection.

2. A hoisting mechanism of an european bridge crane according to claim 1, wherein: the bottom fixed mounting of mounting bracket (13) has connecting plate (14), the bottom fixed mounting of connecting plate (14) has mount (15), one side fixed mounting of mount (15) has servo motor (16).

3. A hoisting mechanism for a european bridge crane according to claim 2, wherein: the output fixed mounting of servo motor (16) has pivot (17), the outside of pivot (17) is rotated and is connected in the inside of mount (15), the outside fixed mounting of pivot (17) has the wire rope reel, the outside winding of wire rope reel has wire rope (18).

4. A hoisting mechanism of an european bridge crane according to claim 3, wherein: one end of the steel wire rope (18) is fixedly provided with a hoisting frame (19), the bottom of the hoisting frame (19) is fixedly provided with a lifting hook (20), and one end of the rotating shaft (17) is fixedly provided with a limit gear (21).

5. A hoisting mechanism of an European bridge crane according to claim 4, characterized in that: one side fixed mounting of mount (15) has support frame (22), the inside fixed mounting of support frame (22) has electric telescopic handle (23), the opposite side fixed mounting of mount (15) has base (24).

6. A hoisting mechanism for a European bridge crane according to claim 5, wherein: lifting groove (25) have been seted up to one side of base (24), the inside sliding connection in lifting groove (25) has crane (26), the top fixed mounting of crane (26) has lifter plate (27).

7. A hoisting mechanism of an European bridge crane according to claim 6, characterized in that: the telescopic electric rod is characterized in that the extending end of the electric telescopic rod (23) is fixedly arranged on one side of the top of the lifting plate (27), a fixing block (28) is fixedly arranged on one side of the top of the base (24), and a lifting column (29) is connected to the inside of the fixing block (28) in a sliding mode.

8. A hoisting mechanism of an european bridge crane according to claim 7, wherein: the bottom of the lifting column (29) is fixedly installed on the other side of the top of the lifting plate (27), the top of the lifting column (29) is fixedly installed with a clamping column (30), and the top of the clamping column (30) is inserted into a tooth groove formed in the limiting gear (21).