CN212712406U

CN212712406U - Electric hoist gantry crane with good stability

Info

Publication number: CN212712406U
Application number: CN202120356849.8U
Authority: CN
Inventors: 王海龙; 葛继廷
Original assignee: Henan Zhongyuan Heavy Industry Equipment Co ltd
Current assignee: Henan Zhongyuan Heavy Industry Equipment Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-03-16
Anticipated expiration: 2031-02-07

Abstract

The utility model discloses an electric hoist gantry crane with good stability, which comprises a girder, a support frame, a horizontal wheel mechanism and an electric hoist, wherein the electric hoist comprises a servo motor, an outer frame, a winding roller, a steel rope, a basic wheel, a loading wheel, a buffering and stabilizing component and a lifting hook, the buffering and stabilizing component is arranged on the side wall of the outer frame, and the buffering and stabilizing component comprises a sleeve, a first cylinder, a second cylinder and a spring; this electric block gantry crane that stability is good, when hoisting and shifting, the steel cable can the rapid movement, the steel cable in the motion is spacing by buffering stabilizing assembly, can reduce rocking in the steel cable motion like this, wherein two sets of buffering stabilizing assembly subtend sets up, the symmetry play the cushioning effect for the steel cable, telescopic inner wall and steel cable contact, the fillet is all carried out to telescopic upper and lower inward flange, install the spring in the inner chamber of second drum, can reduce rocking in the steel cable motion, stability when increasing the operation.

Description

Electric hoist gantry crane with good stability

Technical Field

The utility model relates to a jack-up technical field specifically is a good electric block gantry crane of stability.

Background

The crane can be divided into an electric hoist portal crane and an electric hoist semi-portal crane according to the structure; the crane is divided into an electric hoist hook portal crane, an electric hoist grab bucket portal crane and an electric hoist electromagnetic portal crane according to the fetching device; the crane can be divided into an electric hoist single-girder gantry crane and an electric hoist double-girder gantry crane according to the number of the girders. The electric hoist gantry crane can use electric hoist trolleys with different hoisting tonnage according to different weights of cargoes when the cargoes are hoisted. But electric block of different tonnages all needs steel cable to connect, and at the hoist and mount transportation in-process, the steel cable moves fast for the steel cable can take place to rock, thereby influences holistic stability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a good electric block gantry crane of stability possesses thereby reducing rocking of steel cable and improves the advantage of stability, can solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

an electric hoist portal crane with good stability comprises a main beam, a support frame, a horizontal wheel mechanism and an electric hoist, wherein the main beam is welded at the top end of the support frame, the main beam is provided with the horizontal wheel mechanism which is movably connected with the main beam, the bottom end of the horizontal wheel mechanism is fixed with the electric hoist, the electric hoist comprises a servo motor, an outer frame, a winding roller, a steel rope, a basic wheel, a loading wheel, a buffering and stabilizing component and a lifting hook, the steel rope is wound on the outer side of the winding roller, the winding roller is arranged at the output end of the servo motor, the servo motor is fixed on the outer frame, the top end of the outer frame is welded with the horizontal wheel mechanism, the bottom center of the outer frame is welded with a support, the outer frame is connected with the basic wheel through the support, the basic wheel is connected with the loading wheel through a steel rope, the bottom end of the loading, the buffering stabilizing assembly comprises a sleeve, a first cylinder, a second cylinder and a spring, wherein the inner wall of the sleeve is in contact with the steel rope, the sleeve is installed at one end of the first cylinder, the other end of the first cylinder is movably connected with the inner cavity wall of the second cylinder, the spring is installed in the inner cavity of the second cylinder, the spring is in contact with the end face of the first cylinder, and one end of the second cylinder is welded and fixed with the outer frame.

Preferably, a rectangular opening is formed in the side wall of the outer frame, and the buffering and stabilizing component is located outside the rectangular opening.

Preferably, the cross section of the main beam is I-shaped, and the main beam is parallel to the horizontal plane.

Preferably, the sleeve is a copper member, and the upper and lower inner edges of the sleeve are rounded.

Preferably, the number of the buffer stabilizing assemblies is two, and the two buffer stabilizing assemblies are arranged oppositely.

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

this electric block gantry crane that stability is good, horizontal wheel mechanism can drive electric block and remove at the horizontal direction along the girder, when hoist and mount and shift, the steel cable can the rapid motion, the steel cable in the motion is spacing by buffering stabilizing assembly, can reduce rocking in the steel cable motion like this, wherein two sets of buffering stabilizing assembly subtend sets up, the symmetry play the cushioning effect for the steel cable, buffering stabilizing assembly includes the sleeve, first drum, second drum and spring, telescopic inner wall and steel cable contact, fillet is all carried out to telescopic upper and lower inward flange, install the spring in the inner chamber of second drum, can be spacing by buffering stabilizing assembly like this in the steel cable rapid motion, can reduce rocking in the steel cable motion like this, stability when increasing the operation.

Drawings

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

fig. 2 is a schematic structural view of the electric hoist of the present invention;

fig. 3 is a schematic structural view of the buffering and stabilizing assembly of the present invention.

In the figure: 1. a main beam; 2. a support frame; 3. a horizontal wheel mechanism; 4. an electric hoist; 41. a servo motor; 42. an outer frame; 43. winding the roller; 44. a steel cord; 45. a base wheel; 46. a loading wheel; 47. a buffer stabilizing assembly; 471. a sleeve; 472. a first cylinder; 473. a second cylinder; 474. a spring; 48. and (4) a lifting hook.

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.

Referring to fig. 1-3, an electric hoist gantry crane with good stability comprises a main beam 1, a support frame 2, a horizontal wheel mechanism 3 and an electric hoist 4, wherein the main beam 1 is welded at the top end of the support frame 2, that is, the main beam 1 is erected at the top end of the support frame 2, the support frame 2 plays a supporting role, the cross section of the main beam 1 is in an i shape, so that a convex parallel surface is arranged at the bottom end of the main beam 1 and is used for overlapping the horizontal wheel mechanism 3, the main beam 1 is parallel to a horizontal plane, the horizontal wheel mechanism 3 moves more stably on the main beam 1, the main beam 1 is provided with the horizontal wheel mechanism 3 connected with the main beam in a sliding or rolling manner, the horizontal wheel mechanism 3 can drive the electric hoist 4 to move along the main beam 1 in a horizontal direction, the bottom end of the horizontal wheel mechanism 3 is fixed with the electric hoist 4, the electric hoist 4 comprises a, The steel rope 44 is wound outside the winding roller 43, the winding roller 43 is installed at the output end of the servo motor 41, the servo motor 41 can drive the winding roller 43 to rotate after being electrified and works, the servo motor 41 is fixed on the outer frame 42, the winding roller 43 is located at the center of the outer frame 42, the outer frame 42 is movably connected with the winding roller 43, the top end of the outer frame 42 is welded and fixed with the horizontal wheel mechanism 3, a bracket is welded at the center of the bottom end of the outer frame 42, the outer frame 42 is connected with the base wheel 45 through the bracket, the base wheel 45 is connected with the heavy wheel 46 through the steel rope 44, the hook 48 is installed at the bottom end of the heavy wheel 46, when the steel rope 44 can move rapidly during hoisting and transferring, the steel rope 44 in motion is limited by the buffering stabilizing component 47, so that the swinging of the steel rope 44 in motion can be reduced, and the stability in motion can be increased, the outer wall of the steel rope 44 is in contact connection with the buffering stabilizing component 47, the buffering stabilizing component 47 is installed on the side wall of the outer frame 42, a rectangular opening is formed in the side wall of the outer frame 42, the rectangular opening is formed to facilitate leakage of the steel rope 44, the buffering stabilizing component 47 is located on the outer side of the rectangular opening, the buffering stabilizing components 47 are divided into two groups, the two groups of buffering stabilizing components 47 are arranged oppositely, the two groups of buffering stabilizing components 47 are in contact with the steel rope 44, the two groups of buffering stabilizing components 47 play a role in buffering the steel rope 44 symmetrically, the buffering stabilizing component 47 comprises a sleeve 471, a first cylinder 472, a second cylinder 473 and a spring 474, the inner wall of the sleeve 471 is in contact with the steel rope 44, the sleeve 471 is a copper-made member, the wear resistance of the copper-made sleeve 471 is good, the upper inner edge and the lower inner edge of the sleeve 471 are rounded, the sleeve 471 is installed at one end, the central axis of the second cylinder 473 coincides with the central axis of the first cylinder 472, the stability is good, a spring 474 is installed in the inner cavity of the second cylinder 473, and the spring 474 contacts with the end face of the first cylinder 472, so that the steel cable 44 can be limited by the buffering and stabilizing component 47 in the process of quick movement, the shaking of the steel cable 44 in the process of movement can be reduced, the stability in the process of operation is improved, and one end of the second cylinder 473 is welded and fixed with the outer frame 42.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a good electric block gantry crane of stability, includes girder (1), support frame (2), level wheel mechanism (3) and electric block (4), its characterized in that: the main beam (1) is welded at the top end of the support frame (2), the main beam (1) is provided with a horizontal wheel mechanism (3) movably connected with the main beam, the bottom end of the horizontal wheel mechanism (3) is fixed with an electric hoist (4), the electric hoist (4) comprises a servo motor (41), an outer frame (42), a winding roller (43), a steel rope (44), a basic wheel (45), a bogie wheel (46), a buffering stabilizing component (47) and a lifting hook (48), the steel rope (44) is wound on the outer side of the winding roller (43), the winding roller (43) is arranged at the output end of the servo motor (41), the servo motor (41) is fixed on the outer frame (42), the top end of the outer frame (42) is fixedly welded with the horizontal wheel mechanism (3), the center of the bottom end of the outer frame (42) is welded with a support, the outer frame (42) is connected with the basic wheel (45) through the support, the basic wheel (45) is connected with the bogie, the bottom end of the bogie wheel (46) is provided with a hook (48), the outer wall of the steel rope (44) is in contact connection with the buffering stabilizing component (47), the buffering stabilizing component (47) is installed on the side wall of the outer frame (42), the buffering stabilizing component (47) comprises a sleeve (471), a first cylinder (472), a second cylinder (473) and a spring (474), the inner wall of the sleeve (471) is in contact with the steel rope (44), the sleeve (471) is installed at one end of the first cylinder (472), the other end of the first cylinder (472) is movably connected with the inner cavity wall of the second cylinder (473), the spring (474) is installed in the inner cavity of the second cylinder (473), the spring (474) is in contact with the end face of the first cylinder (472), and one end of the second cylinder (473) is welded and fixed with the outer frame (42).

2. The gantry crane with the electric hoist and the good stability as claimed in claim 1, wherein: a rectangular opening is formed in the side wall of the outer frame (42), and the buffering and stabilizing component (47) is located on the outer side of the rectangular opening.

3. The gantry crane with the electric hoist and the good stability as claimed in claim 1, wherein: the cross section of the main beam (1) is I-shaped, and the main beam (1) is parallel to the horizontal plane.

4. The gantry crane with the electric hoist and the good stability as claimed in claim 1, wherein: the sleeve (471) is a copper member, and the upper and lower inner edges of the sleeve (471) are rounded.

5. The gantry crane with the electric hoist and the good stability as claimed in claim 1, wherein: the buffer stabilizing assemblies (47) are divided into two groups, and the two groups of buffer stabilizing assemblies (47) are arranged oppositely.