CN210647546U - Electric hoist bridge crane - Google Patents

Abstract

An electric hoist bridge crane comprises a main beam, a trolley and an electric hoist, end beam, preceding travelling wheel, back walking wheel and driving motor, the below of end beam is equipped with the track, be equipped with dust extraction on the end beam, dust extraction includes the dust absorption case, dust absorption pipe and back dust absorption pipe before the last fixedly connected with of dust absorption case, dust absorption fan before installing on the preceding dust absorption pipe, install back dust absorption fan on the back dust absorption pipe, the top of end beam is equipped with two mounting holes, mounting hole department is equipped with the apron, the apron passes through bolt and end beam fixed connection, be equipped with the through-hole on the apron, preceding dust absorption pipe runs through the through-hole of the apron that corresponds and the mounting hole of end beam in proper order, preceding dust absorption pipe sets up the place ahead of walking wheel in the front, the bottom of preceding dust absorption pipe and back dust absorption pipe all is installed and is conical dust absorption head. The utility model discloses dust extraction can effectual absorption granule impurity on the track.

Description

Electric hoist bridge crane

Technical Field

The utility model relates to a technical field of hoist, concretely relates to electric block bridge crane.

Background

The bridge crane is a hoisting device for hoisting materials above a workshop, a warehouse and a stock yard by a cross frame, the bridge crane runs longitudinally along the tracks laid on the elevated frames at two sides, the space below the bridge crane can be fully utilized to hoist the materials, the materials are not blocked by ground equipment, the application is wide, a large amount of manpower is saved, and the working efficiency is improved.

In workshops such as metal smelting, abrasive material smashing, the production process produces more dust and other small particle impurities, and these small particle impurities accumulate easily on bridge crane's track, increase the friction between bridge crane walking wheel and the track, reduce walking wheel and track motion's stationarity.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides an electric hoist bridge crane, the track of solving above-mentioned bridge crane easily accumulates granule impurity, increases the friction between bridge crane walking wheel and the track, reduces the technical problem of walking wheel and orbital motion's stationarity.

The utility model discloses the technical scheme who takes does:

an electric hoist bridge crane comprises a main beam, wherein a trolley is arranged on the main beam, an electric hoist is arranged on the trolley, end beams are fixed at two ends of the main beam, front travelling wheels, rear travelling wheels and a driving motor are installed on the end beams, a track is arranged below the end beams, the front travelling wheels and the rear travelling wheels are respectively matched with the track, a dust suction device is arranged on the end beams, the dust suction device comprises a dust suction box, the dust suction box is fixed at the top of the end beams, a front dust suction pipe and a rear dust suction pipe are fixedly connected onto the dust suction box, a front dust suction fan is installed on the front dust suction pipe, a rear dust suction fan is installed on the rear dust suction pipe, two mounting holes are formed in the top of the end beams, a cover plate is arranged at the mounting holes and fixedly connected with the end beams through bolts, through holes are formed in the cover plate, the front dust suction pipe sequentially penetrates through the through holes of the corresponding cover plate and the mounting holes of the end beams, the front, the back dust absorption pipe sets up in the place ahead of back walking wheel, and the bottom of preceding dust absorption pipe and back dust absorption pipe all is installed and is the conical dust absorption head, and the external diameter of dust absorption head is less than the diameter of mounting hole, and the dust absorption head all points to the track.

The top of the cover plate is provided with a fixing device, the fixing device comprises an arc-shaped fixing plate, the top of the cover plate is provided with symmetrical strip-shaped grooves, the bottoms of the strip-shaped grooves are provided with a plurality of positioning holes, compression springs are arranged in the strip-shaped grooves and arranged along the extending direction of the strip-shaped grooves, one ends of the compression springs are fixedly connected with the inner walls of the strip-shaped grooves, the other ends of the compression springs are fixedly connected with the fixing plate, the fixing plate is provided with vertically-arranged positioning pins, and the positioning pins penetrate through the fixing plate and are arranged in; the front dust absorption pipe and the rear dust absorption pipe are respectively attached to the corresponding fixed plates.

The inner side of the dust collection box is provided with a coiled dust discharge pipe, the lower part of the dust collection box is provided with a dust discharge hole, one end of the dust discharge pipe is arranged at the dust discharge hole, and the other end of the dust discharge pipe is provided with a detachable sealing device.

The inside of dust collection box is fixed with the pivot, and the pivot rotates with the end beam to be connected, and the outside of dust collection box is fixed with the rotation motor, rotates motor and pivot fixed connection, and the dust exhaust pipe twines in the pivot.

The front dust-collecting pipe and the rear dust-collecting pipe are respectively connected with the corresponding dust-collecting head by screw threads.

The utility model discloses dust extraction can effectual absorption track on the particle impurity, reduce the friction between bridge crane walking wheel and the track, improve walking wheel and track motion's stationarity, in bridge crane walking process, the dust absorption fan passes through preceding dust absorption pipe and back dust absorption pipe, with the particle impurity on the track suction box of inhaling, preceding dust absorption pipe corresponds preceding walking wheel, back dust absorption pipe corresponds the back walking wheel, fully absorb the particle impurity on the track, dust extraction removes along with the removal of end beam, do not need additionally to increase drive arrangement, the dust absorption head is the toper, increase the dust absorption effect, the apron seals the mounting hole, be convenient for simultaneously advance the fixed to preceding dust absorption pipe and back dust absorption pipe; the fixing device firmly fixes the front dust absorption pipe and the rear dust absorption pipe, so that the dust absorption head is prevented from moving downwards to the track in the operation process of the bridge crane; the dust exhaust pipe is used for exhausting particle impurities in the dust collection box; the rotating motor drives the rotating shaft to rotate, and the dust exhaust pipe is wound or scattered by the rotation of the rotating shaft, so that the dust exhaust pipe is prevented from being wound manually, the labor is saved, and the corresponding safety accidents are reduced; the front dust-collecting pipe and the rear dust-collecting pipe are respectively in threaded connection with the corresponding dust-collecting head, so that the dust-collecting head can be conveniently detached and installed.

Drawings

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

FIG. 2 is a schematic view of the connection of the end beam to the dust extraction;

fig. 3 is a schematic structural diagram of the cover plate.

Detailed Description

As shown in fig. 1-3, an electric hoist bridge crane comprises a main beam 22, a trolley 7 is arranged on the main beam 22, an electric hoist 8 is arranged on the trolley 7, end beams 2 are fixed at two ends of the main beam 22, front traveling wheels 14, rear traveling wheels 15 and a driving motor are arranged on the end beams 2, a track 1 is arranged below the end beams 2, the front traveling wheels 14 and the rear traveling wheels 15 are respectively matched with the track 1, a dust suction device is arranged on the end beams 2, the dust suction device comprises a dust suction box 5, the dust suction box 5 is fixed at the top of the end beams 2, a front dust suction pipe 11 and a rear dust suction pipe 16 are fixedly connected to the dust suction box 5, a front dust suction fan 10 is arranged on the front dust suction pipe 11, a rear dust suction fan 17 is arranged on the rear dust suction pipe 16, two mounting holes are arranged at the top of the end beams 2, a cover plate 3 is arranged at the mounting holes, the cover plate 3 is, meanwhile, the front dust suction pipe 11 and the rear dust suction pipe 16 are convenient to fix in advance, a through hole is formed in the cover plate 3, the front dust suction pipe 11 sequentially penetrates through the through hole of the corresponding cover plate 3 and the mounting hole of the end beam 2, the front dust suction pipe 11 is arranged in front of the front travelling wheel 14, the rear dust suction pipe 16 sequentially penetrates through the through hole of the corresponding cover plate 3 and the mounting hole of the end beam 2, the rear dust suction pipe 16 is arranged in front of the rear travelling wheel 15, conical dust suction heads 13 are arranged at the bottoms of the front dust suction pipe 11 and the rear dust suction pipe 16, the dust suction heads 13 are conical, the dust suction effect is improved, the outer diameter of the dust suction heads 13 is smaller than the diameter of the mounting holes, the dust suction heads 13 all point to the track 1, the front dust suction pipe 11 corresponds to the front travelling wheel 14, the rear dust suction pipe 16 corresponds to the rear travelling wheel 15, particle impurities on the track 1.

The top of the cover plate 3 is provided with a fixing device, the fixing device firmly fixes the front dust suction pipe 11 and the rear dust suction pipe 16, and avoids that the dust suction head 13 moves downwards onto the track 1 in the operation process of the bridge crane, the fixing device comprises an arc-shaped fixing plate 12, the top of the cover plate 3 is provided with symmetrical strip-shaped grooves 18, the bottoms of the strip-shaped grooves 18 are provided with a plurality of positioning holes 20, the positioning holes 20 are arranged along the extending direction of the strip-shaped grooves 18, compression springs 19 are arranged in the strip-shaped grooves 18, one ends of the compression springs 19 are fixedly connected with the inner walls of the strip-shaped grooves 18, the other ends of the compression springs 19 are fixedly connected with the fixing plate 12, the fixing plate 12 is provided with vertically-arranged positioning pins 21, and the positioning pins 21 penetrate through the fixing plate 12 and are arranged in; the front suction pipe 11 and the rear suction pipe 16 are respectively attached to the corresponding fixing plates 12.

The inboard of suction box 5 is equipped with the dust exhaust pipe 6 of lapping, and dust exhaust pipe 6 is used for discharging the particle impurity in suction box 5, and the lower part of suction box 5 is equipped with the dust exhaust hole, and the one end of dust exhaust pipe 6 is installed in dust exhaust hole department, and the other end of dust exhaust pipe 6 is equipped with detachable closing means, and closing means can be the rope.

The inboard of suction box 5 is fixed with pivot 9, pivot 9 rotates with end beam 2 to be connected, the outside of suction box 5 is fixed with rotates motor 4, rotate motor 4 and pivot 9 fixed connection, dust exhaust pipe 6 winding is in pivot 9, it drives pivot 9 rotation to rotate motor 4, the winding of dust exhaust pipe 6 is realized or is dispersed in the rotation of pivot 9, avoid artifical winding dust exhaust pipe 6, use manpower sparingly, reduce the emergence of corresponding incident.

The front dust suction pipe 11 and the rear dust suction pipe 16 are respectively in threaded connection with the corresponding dust suction heads 13, so that the dust suction heads 13 can be conveniently detached and installed.

The utility model discloses dust extraction can effectually absorb the particle impurity on the track 1, reduces the friction between bridge crane walking wheel and the track 1, improves the stationarity of walking wheel and track 1 motion, at bridge crane walking in-process. When the front dust suction pipe 11 and the rear dust suction pipe 16 are installed on the end beam 2, the front dust suction pipe 11 penetrates through a through hole of the cover plate 3, then the dust suction head 13 is installed at the bottom of the front dust suction pipe 11, then the front dust suction pipe 11 is arranged in front of the front travelling wheel 14, finally the cover plate 3 is fixed on the end beam 2 through bolts, the rear dust suction pipe 16 is installed by adopting the same method, when the dust suction device is used, a driving motor is electrified, the driving motor drives the front travelling wheel 14 and the rear travelling wheel 15 to travel along the track 1, the end beam 2 drives the dust suction device to move along the track 1, the front dust suction fan 10 and the rear dust suction fan 17 are electrified to work, the front dust suction fan 10 sucks particle impurities into the dust suction box 5 through the front dust suction pipe 11, and the rear dust suction fan 17 sucks the particle impurities into the dust suction box 5 through the. Regularly clear up the particle impurity in the dust absorption case 5, when the particle impurity in the dust absorption case 5 of clearance, circular telegram the rotating electrical machines, the rotating electrical machines corotation, it drives pivot 9 and rotates to rotate motor 4, realize that dust exhaust pipe 6 scatters and falls to bridge crane's below, the rotating electrical machines stall, the workman opens closing device, collect particle impurity, then close closing device, the rotating electrical machines reversal, realize that dust exhaust pipe 6 twines in pivot 9, the manpower is saved, reduce the emergence of corresponding incident.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims (5)

1. The utility model provides an electric block bridge crane, includes the girder, is equipped with the dolly on the girder, is equipped with electric block on the dolly, and the both ends of girder are fixed with the end beam, install walking wheel, back walking wheel and driving motor before installing on the end beam, and the below of end beam is equipped with the track, and walking wheel and back walking wheel before going cooperate its characterized in that with the track respectively: be equipped with dust extraction on the end beam, dust extraction includes the dust absorption case, the top at the end beam is fixed to the dust absorption case, dust absorption pipe and back dust absorption pipe before the last fixedly connected with of dust absorption case, install preceding dust absorption fan on the preceding dust absorption pipe, install back dust absorption fan on the back dust absorption pipe, the top of end beam is equipped with two mounting holes, mounting hole department is equipped with the apron, the apron passes through bolt and end beam fixed connection, be equipped with the through-hole on the apron, preceding dust absorption pipe runs through the through-hole of the apron that corresponds and the mounting hole of end beam in proper order, preceding dust absorption pipe sets up the place ahead at preceding walking wheel, back dust absorption pipe runs through the through-hole of the apron that corresponds and the mounting hole of end beam in proper order, back dust absorption pipe sets up the place ahead at the walking wheel behind, the bottom of preceding dust absorption pipe and back dust absorption pipe is all installed and is conical dust.

2. The electric hoist bridge crane of claim 1, wherein: the top of the cover plate is provided with a fixing device, the fixing device comprises an arc-shaped fixing plate, the top of the cover plate is provided with symmetrical strip-shaped grooves, the bottoms of the strip-shaped grooves are provided with a plurality of positioning holes, compression springs are arranged in the strip-shaped grooves and arranged along the extending direction of the strip-shaped grooves, one ends of the compression springs are fixedly connected with the inner walls of the strip-shaped grooves, the other ends of the compression springs are fixedly connected with the fixing plate, the fixing plate is provided with vertically-arranged positioning pins, and the positioning pins penetrate through the fixing plate and are arranged in; the front dust absorption pipe and the rear dust absorption pipe are respectively attached to the corresponding fixed plates.

3. The electric hoist bridge crane of claim 1, wherein: the inner side of the dust collection box is provided with a coiled dust discharge pipe, the lower part of the dust collection box is provided with a dust discharge hole, one end of the dust discharge pipe is arranged at the dust discharge hole, and the other end of the dust discharge pipe is provided with a detachable sealing device.

4. The electric hoist bridge crane of claim 3, wherein: the inside of dust collection box is fixed with the pivot, and the pivot rotates with the end beam to be connected, and the outside of dust collection box is fixed with the rotation motor, rotates motor and pivot fixed connection, and the dust exhaust pipe twines in the pivot.

5. The electric hoist bridge crane of claim 1, wherein: the front dust-collecting pipe and the rear dust-collecting pipe are respectively connected with the corresponding dust-collecting head by screw threads.

Images