CN220618206U - Pickling crane - Google Patents

Abstract

The utility model provides a pickling crane, including two parallel and the hoist girders that the interval set up, the both ends of hoist girder all are equipped with the end beam, the both ends of hoist girder can be dismantled and fix on the end beam, and the both ends of end beam all are equipped with cart running gear, cart running gear assembles on the cart running track on the steel construction factory building, the top of hoist girder is equipped with the hoisting mechanism that two symmetries set up, two hoisting mechanism are located the both ends of hoist girder respectively, hoisting mechanism's below all is equipped with the gallows of vertical setting, be equipped with the dolly mechanism that can reciprocate on the gallows, the top of dolly mechanism can be dismantled and be fixed with the chain that two symmetries set up, two chains all assemble on hoisting mechanism, the interior of dolly mechanism is surveyed and is had the lifting hook that two symmetries set up. The utility model has simple structure and convenient use.

Description

Pickling crane

Technical Field

The utility model belongs to the technical field of cranes, and particularly relates to an acid pickling crane.

Background

The crane refers to a multi-action hoisting machine for vertically hoisting and horizontally carrying heavy objects in a certain range, also called a crown block, an aerial crane and a crane, and generally comprises a crane frame, a large-truck travelling mechanism, a crane trolley and a hoisting mechanism. According to the purpose, the crane is used in a workshop for pickling workpieces, the crane lifts the workpiece to be pickled and moves the tool into the pickling tank through the lifting frame, the steel wire rope is easy to swing when the existing crane lifts and moves the workpiece, so that the positioning of the lifting tool is inconvenient, and the lifting frame is too large in swinging amplitude in the moving process, so that the workpiece is easy to fall off to cause production accidents, so that the lifting hook is easy to swing when the existing pickling crane is used, and the use is inconvenient.

Disclosure of Invention

The utility model aims to solve the technical problem that an existing pickling crane lifting hook is easy to swing, and provides a pickling crane which comprises two parallel crane girders which are arranged at intervals, wherein the crane girders play a supporting role, end girders are arranged at two ends of each crane girder, two ends of each crane girder are detachably fixed on the end girders, the end girders play a role in supporting left and right, two ends of each end girder are provided with a cart travelling mechanism, the cart travelling mechanism is assembled on a cart travelling rail on a steel structure factory building, the cart travelling mechanism comprises cart travelling wheels and cart travelling motors, the cart travelling wheels are rotatably assembled on the end girders, the cart travelling motors are fixed on the end girders, the cart travelling motors are in transmission connection with the cart travelling wheels, the cart travelling motors are started, and the cart travelling motors drive the cart travelling wheels to rotate, and the cart travelling wheels freely move along the cart travelling rails paved at the upper ends of the steel structure factory building. The top of the crane girder is provided with two symmetrically arranged lifting mechanisms, the two lifting mechanisms are respectively positioned at two ends of the crane girder, each lifting mechanism comprises a lifting support frame, the lifting support frames are fixed at the top of the crane girder, the top of each lifting support frame is rotatably provided with a supporting shaft, a lifting motor is fixed on each lifting support frame, the lifting motor is in transmission connection with the supporting shaft, and two symmetrically arranged chain wheels are fixed on each supporting shaft. The lifting frame is arranged below the lifting mechanism, a trolley mechanism capable of moving up and down is assembled on the lifting frame, two symmetrically arranged chains are detachably fixed at the top end of the trolley mechanism, the two chains are assembled on chain wheels of the lifting mechanism, and two symmetrically arranged lifting hooks are arranged in the trolley mechanism; the trolley mechanism comprises a trolley frame, guide wheels are rotatably assembled at four corners of the trolley frame, the guide wheels are in rolling fit on the hanging frame, the hanging hook is detachably fixed at the lower end of the trolley frame, and the lifting motor drives the chain wheel to rotate. The chain wheel drives the trolley frame to vertically move up and down along the hanging bracket through the chain. The top of hoist girder is equipped with electric block girder and supports, and the top of electric block girder supports is fixed with the electric block girder with hoist girder parallel arrangement, is equipped with a plurality of electric block on the electric block girder, and electric block can hoist the heavy object.

Preferably, a speed reducer is arranged between the lifting motor and the supporting shaft.

Preferably, both ends of the end beam are provided with buffers for buffering.

Preferably, a cab is arranged on the hanger at the right side of the main girder of the crane.

The adoption of the scheme has the following advantages:

the lifting frame and the trolley mechanism are arranged, and the trolley mechanism moves along the lifting frame in the vertical direction, so that the trolley mechanism is prevented from swinging due to the fact that the top end of the lifting frame is fixed with the main beam of the crane, and the lifting hook is enabled to be more stable when lifting a heavy object; the lifting mechanisms lift the lifting hooks through the chains, and compared with a steel wire rope, the chain transmission is more accurate, so that errors between the two lifting mechanisms can be reduced, and each lifting hook is at the same height; the electric hoist is arranged, so that the heavy objects can be lifted in an auxiliary way, and the electric hoist moves along the main beam of the electric hoist; the arrangement of the cart travelling mechanism can drive the whole crane to freely move along the cart travelling track.

Drawings

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

fig. 2 is a schematic left-view structure of the present utility model.

Reference numerals: 1. a pole construction plant; 2. a crane girder; 3. a lifting mechanism; 4. a trolley mechanism; 5. an electric hoist; 6. a cab; 11. a cart walking track; 21. an end beam; 22. a cart travel mechanism; 23. a cart walking motor; 24. traveling wheels of the cart; 25. a buffer; 31. lifting the supporting frame; 32. a lifting motor; 33. a sprocket; 34. a speed reducer; 35. a chain; 36. a hanging bracket; 37. a slide rail; 41. a trolley frame; 42. a guide wheel; 43. a lifting hook; 51. a main beam supporting frame of the electric hoist; 52. and an electric hoist main beam.

Detailed Description

As shown in fig. 1-2, an acid cleaning crane comprises two parallel crane girders 2 which are arranged at intervals, wherein the crane girders 2 play a supporting role, the two ends of the crane girders 2 are respectively provided with an end girder 21, the two ends of the crane girders 2 are detachably fixed on the end girders 21, the end girders 21 play a supporting left and right role, the two ends of the end girders 21 are respectively provided with a cart travelling mechanism 22, the cart travelling mechanisms 22 are assembled on cart travelling rails 11 on a steel structure factory building 1, the cart travelling mechanisms 22 comprise cart travelling wheels 24 and cart travelling motors 23, the cart travelling wheels 24 are rotatably assembled on the end girders 21, the cart travelling motors 23 are fixed on the end girders 21, the cart travelling motors 23 are in transmission connection with the cart travelling wheels 24, the cart travelling motors 23 are started, the cart travelling motors 23 drive the cart travelling wheels 24 to rotate, and the cart travelling wheels 24 freely move along the cart travelling rails 11 paved at the upper end of the steel structure factory building 1. The top of the crane girder 2 is provided with two symmetrically arranged lifting mechanisms 3, the two lifting mechanisms 3 are respectively positioned at two ends of the crane girder 2, each lifting mechanism 3 comprises a lifting support frame 31, the lifting support frames 31 are fixed at the top of the crane girder 2, the top of each lifting support frame 31 is rotatably provided with a supporting shaft, a lifting motor 32 is fixed on each lifting support frame 31, the lifting motor 32 is in transmission connection with the supporting shaft, and two symmetrically arranged chain wheels 33 are fixed on the supporting shaft. The lower part of the lifting mechanism 3 is provided with a vertically arranged hanging bracket 36, the hanging bracket 36 is provided with a trolley mechanism 4 capable of moving up and down, the top end of the trolley mechanism 4 is detachably fixed with two symmetrically arranged chains 35, the two chains 35 are respectively assembled on a chain wheel 33 of the lifting mechanism 3, and two symmetrically arranged hanging hooks 43 are arranged in the trolley mechanism 3; the trolley mechanism 3 comprises a trolley frame 41, guide wheels 42 are rotatably assembled at four corners of the trolley frame 41, the guide wheels 42 are in press fit on the hanging frame 36, a hanging hook 43 is detachably fixed at the lower end of the trolley frame 41, and the lifting motor 32 drives the chain wheel 33 to rotate. The sprocket 33 drives the carriage frame 41 vertically up and down along the hanger 36 through the chain 35. The top of hoist girder 2 is equipped with electric block girder support 51, and electric block girder 52 with hoist girder 2 parallel arrangement is fixed with on the top of electric block girder support 51, is equipped with a plurality of electric block 5 on the electric block girder 52, and electric block 5 can hoist the heavy object.

Preferably, a speed reducer 34 is provided between the hoist motor 32 and the support shaft.

Preferably, both ends of the end beam 21 are provided with a buffer 25 for buffering.

Preferably, the crane main beam 2 is provided with a cab 6 on a cradle 36 on the right side.

The using process comprises the following steps:

when the crane is used, the crane travelling motor 23 on the crane travelling mechanism 22 is started, the crane travelling motor 23 drives the crane travelling wheels 24 to rotate, the crane travelling wheels 24 drive the crane girder 2 to move along the crane travelling rail 11, after the crane travelling wheels are well regulated, the lifting motors 32 on the two lifting mechanisms 3 are started simultaneously, the lifting motors 32 drive the chain wheels 33 to rotate, the chain wheels 33 drive the trolley frame 41 to vertically move downwards through the chains 35, the guide wheels 42 on the trolley frame 41 roll along the rails 37 on the hanging frame 36, the hanging hooks 43 on the trolley frame 41 are moved downwards to the positions of the hanging cages (workpieces to be pickled in the hanging cages) to be hung, the hanging hooks 43 are hung on the hanging cages, then the lifting motors 32 are reversely started, the lifting motors 32 drive the trolley frame 41 to vertically move upwards through the chain wheels 33 and the chains 35, after the hanging cages are lifted to a certain height, the hanging cages are moved to the upper part of the pickling tank, then the crane travelling motor 23 is stopped, and the lifting motors 32 are started, and the lifting motors 32 are lowered to the pickling tank through the chains 35.

In the description of the present utility model, it should be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.

Claims (8)

1. The utility model provides a pickling crane, includes two parallel and the hoist girders that the interval set up, and the both ends of hoist girder all are equipped with the end beam, and the both ends of hoist girder can be dismantled and fix on the end beam, and the both ends of end beam all are equipped with cart running gear, and cart running gear assembles on the cart running track on the steel construction factory building, its characterized in that: the top of hoist girder is equipped with the hoisting mechanism that two symmetries set up, and two hoisting mechanism are located the both ends of hoist girder respectively, and hoisting mechanism's below all is equipped with the gallows of vertical setting, is equipped with the dolly mechanism that can reciprocate on the gallows, and the chain that two symmetries set up can be dismantled on dolly mechanism's top, and two chains all assemble on hoisting mechanism, and the interior of dolly mechanism is surveyed and is had the lifting hook that two symmetries set up.

2. The pickling crane of claim 1, wherein: the trolley mechanism comprises a trolley frame, guide wheels are rotatably assembled at four corners of the trolley frame and are in rolling fit on the hanging frame, and the hanging hooks are detachably fixed at the lower end of the trolley frame.

3. The pickling crane of claim 2, wherein: the lifting mechanism comprises a lifting support frame, the lifting support frame is fixed at the top end of a main girder of the crane, a supporting shaft is rotatably assembled at the top end of the lifting support frame, a lifting motor is fixed on the lifting support frame and is in transmission connection with the supporting shaft, two symmetrically arranged chain wheels are fixed on the supporting shaft, and a chain is assembled on the chain wheels.

4. A pickling crane according to claim 3 characterised in that: a speed reducer is arranged between the lifting motor and the supporting shaft.

5. The pickling crane of claim 1, wherein: the cart travelling mechanism comprises cart travelling wheels and cart travelling motors, the cart travelling wheels are rotatably assembled on the end beams, the cart travelling motors are fixed on the end beams, and the cart travelling motors are in transmission connection with the cart travelling wheels.

6. The pickling crane of claim 1, wherein: the top of the crane girder is provided with an electric hoist girder support, the top of the electric hoist girder support is fixed with an electric hoist girder which is arranged in parallel with the crane girder, and a plurality of electric hoists are assembled on the electric hoist girder.

7. The pickling crane of claim 1, wherein: both ends of the end beam are provided with buffers which play a role in buffering.

8. The pickling crane of claim 1, wherein: and a cab is arranged on the hanger at the right side of the main beam of the crane.