CN219239049U

CN219239049U - Bridge crane with anti-swing function

Info

Publication number: CN219239049U
Application number: CN202320384372.3U
Authority: CN
Inventors: 武建枝; 齐利萍; 武利娟
Original assignee: Henan Ruizhike Electromechanical Equipment Co ltd
Current assignee: Henan Ruizhike Electromechanical Equipment Co ltd
Priority date: 2023-03-04
Filing date: 2023-03-04
Publication date: 2023-06-23
Anticipated expiration: 2033-03-04

Abstract

The utility model discloses a bridge crane with an anti-swing function, which comprises a mounting frame and an anti-swing mechanism; and (3) mounting a frame: the inside is connected with the screw rod through bearing rotation respectively, the screw rod is connected with the screw hole threaded connection that corresponds the end to set up around the mount pad respectively, both ends are connected with the guide pulley through the support rotation respectively around the mount pad, the guide pulley respectively with the direction spout sliding connection that the mount pad upper end set up, both sides are provided with the base respectively around the mount pad upper end, the middle part of mount pad is provided with dodges the hole, the upper end of base all with the lower extreme fixed connection of electric hoist, the inside winding of electric hoist has wire rope, wire rope passes dodges hole and the inside pulley sliding connection of hoist, this bridge crane with anti-sway function, the thrust that produces when can swing wire rope turns into decurrent thrust, reduce wire rope's swing range, prevent the goods because of swing range is too big and lead to the goods to drop and produce the potential safety hazard.

Description

Bridge crane with anti-swing function

Technical Field

The utility model relates to the technical field of bridge cranes, in particular to a bridge crane with an anti-swing function.

Background

The bridge crane is a hoisting device for hoisting materials in workshops, warehouses and stock yards, and is shaped like a bridge because its two ends are seated on tall cement columns or metal brackets. The bridge frame of the bridge crane runs longitudinally along the tracks paved on the two side high frames, so that the space below the bridge frame can be fully utilized to hoist materials, the material is not blocked by ground equipment, and the bridge frame is a hoisting machine with the widest application range and the largest number;

when the bridge crane works, most of the bridge crane uses equipment such as an electric hoist and the like to pay out a steel wire rope so as to enable a lifting appliance to descend, workers are connected with corresponding cargoes through the lifting appliance, after the connection is completed, the steel wire rope of the electric hoist is retracted to enable the lifting appliance to ascend, the cargoes are lifted, and then the bridge crane is driven to move through driving equipment so as to realize the transportation work of the cargoes;

some bridge cranes in the prior art can move the goods in the lifting process of the goods, when the speed of the goods changes, the goods can inevitably drive the steel wire rope to swing, and when the goods swing is serious, the goods can possibly fall off, so that the damage of the goods is caused, certain potential safety hazards can be brought, some bridge cranes with anti-swing function are provided, the wire rope passes through the limiting piece by means of the fixed limiting piece, the limiting piece limits the deviation swing of the steel wire rope, the defect also exists, the hard limitation can continuously wear the steel wire rope body, and therefore, the bridge crane with the anti-swing function is provided.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the bridge crane with the anti-swing function, through the matching arrangement of the connecting rods and the connecting plates, the thrust generated during the swing of the steel wire rope can be converted into downward thrust, the limiting plate is pushed to reduce the swing amplitude of the steel wire rope, the longer the downward moving distance of the limiting plate is, the more obvious the effect of reducing the swing amplitude of the steel wire rope is achieved through the limiting holes, the potential safety hazard caused by falling of goods due to overlarge swing amplitude is prevented, and the problems in the background art can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a bridge crane with anti-swing function comprises a mounting frame and an anti-swing mechanism;

and (3) mounting a frame: the inside of the hanger is rotationally connected with a screw rod through bearings respectively, the screw rod is in threaded connection with threaded holes formed in the front and rear corresponding ends of the mounting seat respectively, the front and rear ends of the mounting seat are respectively rotationally connected with guide pulleys through brackets, the guide pulleys are respectively in sliding connection with guide sliding grooves formed in the upper end of the mounting frame, bases are respectively arranged on the front and rear sides of the upper end of the mounting seat, avoidance holes are formed in the middle of the mounting seat, the upper end of the base is fixedly connected with the lower end of an electric hoist, a steel wire rope is wound in the electric hoist and penetrates through the avoidance holes to be in sliding connection with pulleys in the hanger, the hanger is positioned on the lower side of the mounting seat, and mounting plates are respectively arranged on the left side and the right side of the lower end of the mounting seat;

anti-swing mechanism: the anti-swing mechanism is arranged in the mounting plate, the upper ends of the anti-swing mechanisms are fixedly connected with the lower ends of the mounting seats, and the steel wire ropes respectively penetrate through limiting holes arranged at the lower ends of the anti-swing mechanisms and extend to the lower sides of the anti-swing mechanisms;

wherein: still include control switch group, control switch group is located the downside of installing frame, control switch group's input is connected with external power source electricity, electric hoist's input is connected with control switch group's output electricity, cooperation through connecting rod and connecting plate sets up, can turn into decurrent thrust with the thrust that produces when wire rope swings, promote the limiting plate and reduce wire rope's swing range, the distance that limiting plate moved down is longer, the effect that limiting hole reduced wire rope swing range is more obvious, prevent that goods from causing the goods to drop and producing the potential safety hazard because of swing range is too big, limit unit can wire rope body moderate degree synchronous adjustment simultaneously, the friction between limit unit and the wire rope body reduces, wire rope body life increases.

Further, the anti-swing mechanism comprises a limiting plate, a sliding column and a baffle, wherein the upper end of the sliding column is fixedly connected with the lower end of the mounting seat, the baffle is arranged at the lower end of the sliding column, the sliding column is respectively connected with sliding holes formed in the front and rear corresponding ends of the limiting plate in a sliding manner, and the steel wire rope respectively penetrates through the limiting holes formed in the lower end of the limiting plate and extends to the lower side of the limiting plate, so that the swing amplitude of the steel wire rope can be reduced.

Further, the anti-swing mechanism further comprises a connecting seat, a U-shaped seat, a connecting plate, a lantern ring and a connecting rod, wherein the connecting seat is respectively arranged on the left side of the upper end of the limiting plate and the upper side of the right end of the left mounting plate, the lantern ring is movably sleeved on the middle part of the steel wire rope, the left end of the lantern ring is provided with the connecting plate, the left end of the connecting plate is provided with the U-shaped seat, the connecting rods are respectively connected in a mounting opening arranged at the left end of the U-shaped seat in a rotating manner through pin shafts, the left end of the connecting rods is respectively connected with the vertically adjacent connecting seats in a rotating manner through pin shafts, and the pushing force generated during swinging of the steel wire rope can be converted into downward pushing force to drive the limiting plate to move downwards.

Further, the anti-swing mechanism further comprises springs, the springs are respectively arranged between the lower ends of the mounting seats and the upper ends of the limiting plates, the springs are sleeved outside the upper sides of the sliding columns, and the limiting plates can be driven to reset in time, so that the working efficiency is improved.

Further, still include sprocket and motor, the sprocket all sets up in the right-hand member of screw rod, and the sprocket all is located the mounting groove that the mounting frame right-hand member set up, connects through chain drive between two sprockets, and the motor sets up in the right-hand member of mounting frame, and the output shaft of motor left end and the right-hand member fixed connection of the screw rod of rear side, the input of motor and the output electricity of control switch group are connected, are convenient for drive the goods and move.

Further, still include the stiffening rib, the stiffening rib all sets up in the front and back both ends of mounting panel, the upper end of stiffening rib all with the lower extreme fixed connection of installing frame, improved the stability of mounting panel.

Further, the device also comprises mounting holes, wherein the mounting holes are arranged at four corners of the lower end of the mounting frame, so that the device is supported and fixed.

Compared with the prior art, the utility model has the beneficial effects that: the bridge crane with the anti-swing function has the following advantages:

when the swing appears in the in-process of removing, wire rope passes through the lantern ring extrusion connecting plate and removes to the left, the connecting rod passes through the pressure conversion that the mount pad provided wire rope becomes decurrent thrust, the spring extends, promote limiting plate downwardly moving, limiting hole through limiting plate lower extreme setting carries out spacingly to wire rope, simultaneously limiting plate and slide column's sliding friction damping, under the elastic action of spring, reduce wire rope swing range, the cooperation setting through connecting rod and connecting plate, the thrust that produces when can swing wire rope converts decurrent thrust, promote limiting plate and reduce wire rope's swing range, the distance that limiting plate downwardly moving is longer, the effect that limiting hole reduces wire rope swing range is more obvious, prevent that the goods from dropping and producing the potential safety hazard because of swing range is too big, limiting unit can wire rope body moderately and synchronously adjust simultaneously, loss between limiting unit and the wire rope body reduces, wire rope body life increases.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic structural view of the swing preventing mechanism of the present utility model.

In the figure: 1 mounting frame, 2 control switch group, 3 screw rods, 4 mounting plates, 5 anti-swing mechanisms, 51 connecting seats, 52U-shaped seats, 53 connecting plates, 54 lantern rings, 55 limiting plates, 56 sliding columns, 57 springs, 58 baffle plates, 59 connecting rods, 6 reinforcing ribs, 7 mounting seats, 8 bases, 9 electric hoists, 10 steel wire ropes, 11 lifting tools, 12 chain wheels, 13 chains, 14 motors, 15 mounting holes, 16 avoiding holes and 17 guide pulleys.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present embodiment provides a technical solution: a bridge crane with anti-swing function comprises a mounting frame 1 and an anti-swing mechanism 5;

mounting frame 1: the inside is rotationally connected with a screw rod 3 through bearings respectively, the screw rod 3 is in threaded connection with threaded holes formed in the front and rear corresponding ends of a mounting seat 7 respectively, the front and rear ends of the mounting seat 7 are respectively connected with guide pulleys 17 through brackets in a rotating manner, the guide pulleys 17 are respectively in sliding connection with guide sliding grooves formed in the upper end of a mounting frame 1, bases 8 are respectively arranged on the front and rear sides of the upper end of the mounting seat 7, an avoidance hole 16 is formed in the middle of the mounting seat 7, the upper end of the bases 8 is fixedly connected with the lower end of an electric hoist 9, a steel wire rope 10 is wound inside the electric hoist 9, the steel wire rope 10 penetrates through the avoidance hole 16 and is in sliding connection with pulleys inside the lifting tool 11, the lifting tool 11 is located on the lower side of the mounting seat 7, mounting plates 4 are respectively arranged on the left and right sides of the lower end of the mounting seat 7, the electric hoist 9 starts to operate through control equipment, the steel wire rope 10 is discharged to enable the lifting tool 11 to descend, workers are connected with corresponding goods through the lifting tool 11, and after connection is completed, part of the steel wire rope 10 is retracted to enable the lifting tool 11 to ascend, and the goods are convenient for subsequent transportation work;

anti-swing mechanism 5: the anti-swing mechanism 5 is arranged in the mounting plate 4, the upper ends of the anti-swing mechanism 5 are fixedly connected with the lower end of the mounting seat 7, the steel wire rope 10 respectively passes through the limiting holes arranged at the lower end of the anti-swing mechanism 5 and extends to the lower side of the anti-swing mechanism 5, the anti-swing mechanism 5 comprises a limiting plate 55, a sliding column 56 and a baffle plate 58, the upper ends of the sliding column 56 are fixedly connected with the lower end of the mounting seat 7, the lower ends of the sliding column 56 are respectively provided with the baffle plate 58, the sliding column 56 is respectively connected with the sliding holes arranged at the front and rear corresponding ends of the limiting plate 55 in a sliding manner, the steel wire rope 10 respectively passes through the limiting holes arranged at the lower end of the limiting plate 55 and extends to the lower side of the limiting plate 55, the anti-swing mechanism 5 further comprises a connecting seat 51, a U-shaped seat 52, a connecting plate 53, a lantern ring 54 and a connecting rod 59, the connecting seat 51 is respectively arranged at the left side of the upper end of the limiting plate 55 and the right end of the mounting plate 4 at the left side, the lantern ring 54 is movably sleeved at the middle part of the steel wire rope 10, the left end of the lantern ring 54 is provided with a connecting plate 53, the left end of the connecting plate 53 is provided with a U-shaped seat 52, the mounting openings arranged at the left end of the U-shaped seat 52 are respectively connected with a connecting rod 59 through a pin shaft in a rotating way, the left end of the connecting rod 59 is respectively connected with the vertically adjacent connecting seats 51 through the pin shafts in a rotating way, the anti-swing mechanism 5 further comprises springs 57, the springs 57 are respectively arranged between the lower ends of the mounting seats 7 and the upper ends of the limiting plates 55, the springs 57 are respectively sleeved outside the upper sides of the sliding columns 56, when the lifting appliance 11 swings, the steel wire rope 10 extrudes the connecting plate 53 through the lantern ring 54 to move leftwards, the connecting rod 59 converts the pressure provided by the steel wire rope 10 into downward thrust through the mounting seats 51, the springs 57 extend to push the limiting plates 55 to move downwards, the limiting holes arranged at the lower ends of the limiting plates 55 limit the steel wire rope 10, meanwhile the limiting plates 55 and the sliding friction damping of the sliding columns 56 are carried out, under the elastic action of the spring 57, the swing amplitude of the steel wire rope 10 is reduced, the pushing force generated when the steel wire rope 10 swings can be converted into downward pushing force through the matching arrangement of the connecting rod 59 and the connecting plate 53, the limiting plate is pushed to reduce the swing amplitude of the steel wire rope 10, the longer the downward moving distance of the limiting plate 55 is, the more obvious the effect of reducing the swing amplitude of the steel wire rope 10 through the limiting hole is, and the falling of goods caused by overlarge swing amplitude is prevented;

wherein: still include control switch group 2, control switch group 2 is located the downside of installing frame 1, and control switch group 2's input is connected with external power source electricity, and electric hoist 9's input is connected with control switch group 2's output electricity, can regulate and control the inside electrical components of equipment.

Wherein: still include sprocket 12 and motor 14, sprocket 12 all sets up in the right-hand member of screw rod 3, sprocket 12 all is located the mounting groove that the mounting frame 1 right-hand member set up, connect through chain 13 transmission between two sprockets 12, motor 14 sets up in the right-hand member of mounting frame 1, the output shaft of motor 14 left end and the right-hand member fixed connection of screw rod 3 of rear side, the input of motor 14 is connected with the output electricity of control switch group 2, through the regulation and control of control switch group 2, motor 14 begins the operation, the output shaft drives the sprocket 12 rotation of rear side, the sprocket 12 of rear side drives the sprocket 12 rotation of front side through chain 13, make two screws 3 rotatory, mount pad 7 begins to drive the goods through hoist 11 and removes.

Wherein: still include stiffening rib 6, stiffening rib 6 all set up in the front and back both ends of mounting panel 4, and stiffening rib 6's upper end all is fixed connection with the lower extreme of installing frame 1, and the stability of mounting panel 4 can be improved to stiffening rib 6's existence.

Wherein: still include mounting hole 15, mounting hole 15 sets up in the four corners of mounting frame 1 lower extreme, and bridge crane that will have anti-sway function through outside traction device before the use removes to appointed place of working, makes fastening bolt pass through mounting hole 15 and the station installation butt joint that corresponds, realizes that mounting frame 1 and internal equipment's support is fixed.

The utility model provides a bridge crane with an anti-swing function, which has the following working principle: before use, the bridge crane with the anti-swing function is moved to a designated working place through external traction equipment, fastening bolts are in butt joint with corresponding stations through mounting holes 15, support and fixation of a mounting frame 1 and internal equipment are realized, during use, the electric hoist 9 starts to operate through regulation and control of a control switch group 2, a steel wire rope 10 is paid out to enable a lifting appliance 11 to descend, workers are connected with corresponding goods through the lifting appliance 11, after connection is completed, the electric hoist 9 withdraws part of the steel wire rope 10 to enable the lifting appliance 11 to ascend, the goods are lifted, at the moment, through regulation and control of the control switch group 2, a motor 14 starts to operate, an output shaft drives a rear sprocket 12 to rotate, the rear sprocket 12 drives the front sprocket 12 to rotate through a chain 13, make two screw rods 3 rotatory, mount pad 7 begins to drive the goods through hoist 11 and remove, at the in-process of removal, hoist 11 appears when the swing, wire rope 10 extrudees connecting plate 53 through the lantern ring 54 and removes to the left, connecting rod 59 converts the pressure that wire rope 10 provided into decurrent thrust through mount pad 51, spring 57 extends, promote limiting plate 55 to move down, limit hole through limiting plate 55 lower extreme setting carries out spacingly to wire rope 10, simultaneously the slide hole of limiting plate 55 and the sliding friction damping of slide column 56, under spring 57's elastic action, reduce wire rope 10 swing range, the distance that limiting plate 55 moved down is longer, the effect that limiting hole reduces wire rope 10 swing range is more obvious.

It should be noted that, in the above embodiment, the electric hoist 9 may be BHH2, the motor 14 may be 5IK200A-AF, and the control switch group 2 is provided with control switches for controlling the switches of the electric hoist 9 and the motor 14 in one-to-one correspondence.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a bridge crane with anti-sway function which characterized in that: comprises a mounting frame (1) and an anti-swing mechanism (5);

mounting frame (1): the inside is rotationally connected with a screw rod (3) through a bearing respectively, the screw rod (3) is in threaded connection with threaded holes formed in the front and rear corresponding ends of a mounting seat (7), the front and rear ends of the mounting seat (7) are respectively rotationally connected with guide pulleys (17) through a bracket, the guide pulleys (17) are respectively in sliding connection with guide sliding grooves formed in the upper end of a mounting frame (1), bases (8) are respectively arranged on the front and rear sides of the upper end of the mounting seat (7), avoidance holes (16) are formed in the middle of the mounting seat (7), the upper ends of the bases (8) are fixedly connected with the lower ends of electric hoists (9), steel wire ropes (10) are wound in the electric hoists (9), the steel wire ropes (10) penetrate through the avoidance holes (16) and are in sliding connection with pulleys in a lifting tool (11), the lifting tool (11) is located on the lower side of the mounting seat (7), and mounting plates (4) are respectively arranged on the left side and the right side and the lower end of the mounting seat (7);

anti-swing mechanism (5): the anti-swing mechanism is arranged in the mounting plate (4), the upper ends of the anti-swing mechanisms (5) are fixedly connected with the lower ends of the mounting seats (7), and the steel wire ropes (10) respectively penetrate through limit holes arranged at the lower ends of the anti-swing mechanisms (5) and extend to the lower sides of the anti-swing mechanisms (5);

wherein: the electric hoist is characterized by further comprising a control switch group (2), wherein the control switch group (2) is positioned at the lower side of the mounting frame (1), the input end of the control switch group (2) is electrically connected with an external power supply, and the input end of the electric hoist (9) is electrically connected with the output end of the control switch group (2).

2. The bridge crane with anti-sway function of claim 1, wherein: the anti-swing mechanism (5) comprises a limiting plate (55), a sliding column (56) and a baffle plate (58), wherein the upper end of the sliding column (56) is fixedly connected with the lower end of the mounting seat (7), the baffle plate (58) is arranged at the lower end of the sliding column (56), the sliding column (56) is respectively connected with sliding holes formed in the front and rear corresponding ends of the limiting plate (55) in a sliding mode, and the steel wire rope (10) respectively penetrates through the limiting holes formed in the lower end of the limiting plate (55) and extends to the lower side of the limiting plate (55).

3. The bridge crane with anti-sway function of claim 2, wherein: the anti-swing mechanism (5) further comprises a connecting seat (51), a U-shaped seat (52), a connecting plate (53), a lantern ring (54) and a connecting rod (59), wherein the connecting seat (51) is respectively arranged on the left side of the upper end of the limiting plate (55) and the upper side of the right end of the left mounting plate (4), the lantern ring (54) is movably sleeved on the middle part of the steel wire rope (10), the connecting plate (53) is arranged at the left end of the lantern ring (54), the U-shaped seat (52) is respectively arranged at the left end of the connecting plate (53), the connecting rods (59) are respectively connected in the mounting openings arranged at the left end of the U-shaped seat (52) through pin shafts in a rotating mode, and the left ends of the connecting rods (59) are respectively connected with the vertically adjacent connecting seats (51) through pin shafts in a rotating mode.

4. The bridge crane with anti-sway function of claim 2, wherein: the anti-swing mechanism (5) further comprises springs (57), the springs (57) are respectively arranged between the lower ends of the mounting seats (7) and the upper ends of the limiting plates (55), and the springs (57) are sleeved outside the upper sides of the sliding columns (56).

5. The bridge crane with anti-sway function of claim 1, wherein: still include sprocket (12) and motor (14), sprocket (12) all set up in the right-hand member of screw rod (3), and sprocket (12) all are located the mounting groove that the mounting frame (1) right-hand member set up, are connected through chain (13) transmission between two sprocket (12), and motor (14) set up in the right-hand member of mounting frame (1), the output shaft of motor (14) left end and the right-hand member fixed connection of screw rod (3) of rear side, the input and the output electricity of control switch group (2) of motor (14).

6. The bridge crane with anti-sway function of claim 1, wherein: still include stiffening rib (6), stiffening rib (6) all set up in the front and back both ends of mounting panel (4), and the upper end of stiffening rib (6) all is connected with the lower extreme fixed of installing frame (1).

7. The bridge crane with anti-sway function of claim 1, wherein: the mounting frame also comprises mounting holes (15), and the mounting holes (15) are arranged at four corners of the lower end of the mounting frame (1).