CN217708623U - Double-crane arm frame bridge crane - Google Patents

Abstract

The utility model relates to a bridge crane technical field just discloses a two loop wheel machine cantilever crane bridge crane, including supporting the crane span structure. The utility model discloses a be provided with two crane span structure guide rails between the terminal surface in beam frame two, all be provided with dolly mechanism of moving on the crane span structure guide rail, be provided with hoist mechanism on dolly mechanism of moving, and be provided with wire rope on hoist mechanism, be provided with the lifting hook in wire rope's bottom, the efficiency of goods handling has been improved greatly, and through be provided with the motor at equipment mechanism incasement, drive shaft and first gear, the central point of bottom surface puts and is connected with the axis of rotation under the rotation bottom plate, it has the second gear to cup joint at the axis of rotation surface, and be provided with the gear drive chain on second gear and first gear, can pass through motor and drive shaft, first gear and second gear, the gear drive chain, and the cooperation between the axis of rotation, make the rotation bottom plate rotate, thereby make this bridge crane can rotate the regulation.

Description

Double-crane arm support bridge crane

Technical Field

The utility model relates to a bridge crane technical field specifically is a two loop wheel machine cantilever crane bridge crane.

Background

The bridge crane is a hoisting device which is transversely erected above workshops, warehouses and stockyards to hoist materials, and is a hoisting machine with the widest application range and the largest quantity. Its two ends are seated on a tall concrete column or a metal bracket, shaped like a bridge. The bridge frame of the bridge crane runs longitudinally along the rails laid on the elevated frames at two sides, so that the space below the bridge frame can be fully utilized to lift materials without being hindered by ground equipment.

Some bridge crane on the existing market mostly only adopt single handling hoist mechanism, lead to the efficiency of goods handling lower, and current bridge crane lacks direction adjustment mechanism, can't rotate and adjust the goods handling that comes to correspond not equidirectional, and it is comparatively inconvenient to use.

We therefore propose a double crane jib bridge crane in order to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the not enough of prior art among the above-mentioned background art, the utility model aims to provide a two loop wheel machine cantilever crane bridge crane to solve some bridge crane on the existing market that provide in the above-mentioned background art, there is most only to adopt single handling hoist mechanism, and the efficiency that leads to the goods handling is lower, and current bridge crane lacks direction adjustment mechanism, can't rotate to adjust and deal with the goods handling in the equidirectional not, uses comparatively inconvenient problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a double-crane arm support bridge crane comprises a supporting bridge frame, wherein a rotating bottom plate is arranged at the bottom of the supporting bridge frame, a beam frame is arranged at the top of the supporting bridge frame, two bridge frame guide rails are arranged between two inner end faces of the beam frame, trolley moving mechanisms are arranged on the bridge frame guide rails respectively, lifting mechanisms are arranged on the trolley moving mechanisms, steel wire ropes are arranged on the lifting mechanisms, lifting hooks are arranged at the bottom ends of the steel wire ropes, an equipment mechanism box is arranged below the rotating bottom plate, a motor is arranged on the inner bottom wall of the equipment mechanism box, a driving shaft is connected onto the motor, a first gear is fixedly sleeved on the surface of the driving shaft, a rotating shaft is connected to the central position of the lower bottom face of the rotating bottom plate, a second gear is fixedly sleeved on the surface of the rotating shaft, and a gear transmission chain is arranged on the second gear and the first gear, the second gear and the first gear are both meshed with the gear transmission chain, two bridge guide rails are arranged between two inner end surfaces of the beam frame, trolley moving mechanisms are arranged on the bridge guide rails, lifting mechanisms are arranged on the trolley moving mechanisms, steel wire ropes are arranged on the lifting mechanisms, lifting hooks are arranged at the bottom ends of the steel wire ropes, the efficiency of lifting goods is greatly improved, a motor and a driving shaft are arranged on the inner bottom wall of the equipment mechanism box, the surface of the driving shaft is fixedly sleeved with the first gear, a rotating shaft is connected to the central position of the lower bottom surface of the rotating bottom plate, the surface of the rotating shaft is fixedly sleeved with the second gear, the gear transmission chain is arranged on the second gear and the first gear, and the gear transmission chain can be matched with the motor and the driving shaft, the first gear and the second gear, the gear transmission chain and the rotating shaft, the rotating bottom plate is rotated, so that the bridge crane can be rotated and adjusted.

Preferably, the position that the roof beam frame upper surface is close to four diagonal angles all is connected with the support column, the top of support column is provided with weather shield, through such setting, can shelter from the rainwater, is convenient for carry out work in the rainy day.

Preferably, the position that the bottom surface is close to the edge has seted up a plurality of evenly distributed's ball groove around under the rotation bottom plate, the ball inslot is provided with the ball, the adaptation groove has been seted up to the position that the equipment mechanism case top surface is close to the edge, adaptation groove and ball looks adaptation through such setting, can reduce the friction between rotation bottom plate and the equipment mechanism case, are convenient for rotate the regulation.

Preferably, the equipment mechanism box is located below the ground, and through the arrangement, the equipment mechanism box can be hidden, so that the cargo lifting work is facilitated.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model discloses a be provided with two crane span structure guide rails between the terminal surface in beam frame two, all be provided with dolly mechanism of moving on the crane span structure guide rail, be provided with hoist mechanism on dolly mechanism of moving, and be provided with wire rope on hoist mechanism, be provided with the lifting hook in wire rope's bottom, the efficiency of goods handling has been improved greatly, and through be provided with the motor at equipment mechanism incasement, drive shaft and first gear, the central point of bottom surface puts and is connected with the axis of rotation under the rotation bottom plate, it has the second gear to cup joint at the axis of rotation surface, and be provided with the gear drive chain on second gear and first gear, can pass through motor and drive shaft, first gear and second gear, the gear drive chain, and the cooperation between the axis of rotation, make the rotation bottom plate rotate, thereby make this bridge crane can rotate the regulation.

(2) The utility model discloses a position that is close to four diagonal angles at roof beam frame upper surface all is connected with the support column, is provided with the weather shield on the top of support column, can shelter from the rainwater, is convenient for carry out work in the rainy day.

(3) The utility model discloses a position that the bottom surface is close to the edge under the rotating bottom plate sets up a plurality of evenly distributed's ball groove around, is provided with the ball at the ball inslot to and the adaptation groove with ball looks adaptation is seted up to the position that is close to the edge on equipment mechanism case top surface, can reduce the friction between rotating bottom plate and the equipment mechanism case, be convenient for rotate the regulation.

Drawings

Fig. 1 is a schematic structural view of a double-crane boom bridge crane of the present invention;

fig. 2 is a schematic view of a part of the structure of the double-crane boom bridge crane of the present invention;

fig. 3 is a schematic side view of the double-crane boom bridge crane of the present invention;

fig. 4 is a schematic view of a cross-sectional structure of the double-crane boom bridge crane of the present invention.

Wherein: the device comprises a supporting bridge frame 1, a rotating bottom plate 2, a beam frame 3, a bridge guide rail 4, a trolley moving mechanism 5, a steel wire rope 6, a lifting hook 7, an equipment mechanism box 8, a motor 9, a driving shaft 10, a rotating shaft 11, a gear transmission chain 12, supporting columns 13, rain baffles 14 and balls 15.

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.

Example 1

Referring to fig. 1-4, the present invention provides a double crane jib bridge crane; comprises a supporting bridge frame 1, a rotating bottom plate 2 is arranged at the bottom of the supporting bridge frame 1, a beam frame 3 is arranged at the top of the supporting bridge frame 1, two bridge frame guide rails 4 are arranged between two inner end faces of the beam frame 3, trolley moving mechanisms 5 are arranged on the bridge frame guide rails 4, lifting mechanisms are arranged on the trolley moving mechanisms 5, steel wire ropes 6 are arranged on the lifting mechanisms, lifting hooks 7 are arranged at the bottom ends of the steel wire ropes 6, an equipment mechanism box 8 is arranged below the rotating bottom plate 2, the equipment mechanism box 8 is positioned below the ground, a motor 9 is arranged on the inner bottom wall of the equipment mechanism box 8, a driving shaft 10 is connected onto the motor 9, a first gear is fixedly sleeved on the surface of the driving shaft 10, the central point of bottom surface puts and is connected with axis of rotation 11 under rotating bottom plate 2, 11 fixed cover in surface of axis of rotation have connect the second gear, be provided with gear drive chain 12 on second gear and the first gear, and the second gear all meshes with gear drive chain 12 mutually with first gear, the position that the 3 upper surfaces of roof beam frame are close to four diagonal angles all is connected with support column 13, the top of support column 13 is provided with weather shield 14, rotating bottom plate 2 down the position that the bottom surface is close to the edge has seted up a plurality of evenly distributed's ball groove around, the ball inslot is provided with ball 15, the adaptation groove has been seted up to the position that 8 top surfaces of equipment mechanism case are close to the edge, adaptation groove and 15 looks adaptations of ball.

The embodiment can realize that: can go up and down through hoist mechanism, wire rope 6 and lifting hook 7's cooperation, lift the goods, then through the cooperation of crane span structure guide rail 4 and dolly travel mechanism 5, carry out the handling to the goods, can be according to actual need, make drive shaft 10 and first gear rotate through motor 9, through the cooperation between first gear, gear drive chain 12 and the second gear, make axis of rotation 11 and rotation bottom plate 2 rotate to carry out the regulation of handling direction.

The above is the operation of the whole device, and the details which are not described in detail in this specification are well known to those skilled in the art.

Claims (4)

1. The utility model provides a double-crane cantilever crane bridge crane, is including supporting crane span structure (1), its characterized in that, the bottom of supporting crane span structure (1) is provided with rotating bottom plate (2), just the top of supporting crane span structure (1) is provided with beam frame (3), be provided with two crane span structure guide rails (4) between the terminal surface in beam frame (3) two, all be provided with dolly mechanism of moving (5) on crane span structure guide rail (4), be provided with hoist mechanism on dolly mechanism of moving (5), be provided with wire rope (6) on the hoist mechanism, the bottom of wire rope (6) is provided with lifting hook (7), the below of rotating bottom plate (2) is provided with equipment mechanism case (8), be provided with motor (9) on the interior diapire of equipment mechanism case (8), be connected with drive shaft (10) on motor (9), the fixed cover in drive shaft (10) surface has connect first gear, the central point that rotates bottom plate (2) bottom surface puts and is connected with axis of rotation (11), the fixed cover in axis of rotation (11) has connect the second gear, be provided with gear drive chain (12) on second gear and the first gear, just the equal mesh with second gear and drive chain (12).

2. The double-crane boom bridge crane according to claim 1, wherein supporting columns (13) are connected to the upper surface of the beam frame (3) at positions close to four opposite corners, and a rain shield (14) is arranged at the top ends of the supporting columns (13).

3. The double-crane jib bridge crane according to claim 1, wherein a plurality of ball grooves distributed uniformly are formed around the lower bottom surface of the rotating base plate (2) near the edge, balls (15) are arranged in the ball grooves, and an adapting groove is formed on the top surface of the equipment mechanism box (8) near the edge and adapted to the balls (15).

4. Double crane jib bridge crane according to claim 1, wherein the equipment mechanism box (8) is located below ground.

Images