CN220485145U - Height-adjustable electric hoist gantry crane - Google Patents

Abstract

The utility model discloses a height-adjustable electric hoist gantry crane, which comprises a main beam, a bracket mechanism and a stabilizing mechanism, wherein an electric sliding rail is arranged at the lower end of the outer wall of the main beam, an electric hoist body is arranged on the electric sliding rail, the bracket mechanism is arranged at two sides of the bottom end of the main beam, and the stabilizing mechanism is arranged in the inner wall of the main beam.

Description

Height-adjustable electric hoist gantry crane

Technical Field

The utility model belongs to the technical field of gantry cranes, and particularly relates to a height-adjustable electric hoist gantry crane.

Background

The portal crane is a modification of bridge cranes, also called portal cranes, and is mainly used for the loading and unloading operations of outdoor goods yards, stock yards and bulk goods. The portal crane has the characteristics of high field utilization rate, large operation range, wide application range, strong universality and the like, is widely used in port goods yards, has a metal structure like a portal frame, is provided with two supporting legs below a bearing main beam, can directly walk on a track on the ground, and can be provided with overhanging cantilever beams at two ends, wherein an electric hoist is main hoisting equipment, and has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, so that the height-adjustable electric hoist portal crane is required to be provided for improving the height adjusting capability and stability of the portal crane.

The existing gantry cranes are inconvenient to adjust the working height of the crane, poor in adaptability, and lack in limiting protection of the lifting rope in work, so that the problem of excessive swing of the lifting rope is solved.

Disclosure of Invention

The utility model aims to provide an electric hoist gantry crane with adjustable height, which solves the problems that the currently used gantry crane provided in the background art is inconvenient to adjust the working height of the crane, has poor suitability, lacks limit protection on a lifting rope in work and prevents the lifting rope from excessively swinging.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high adjustable electric hoist gantry crane, includes girder, bracket mechanism and stabilizing mean, girder outer wall lower extreme is provided with electronic slide rail, and installs the electric hoist body on the electronic slide rail, bracket mechanism installs in the bottom both sides of girder, stabilizing mean installs in the inner wall of girder.

Preferably, the support mechanism comprises a mounting seat, a motor, a screw rod, a lifting frame and a movable supporting leg, wherein the mounting seat is arranged on the outer wall of the main beam, the top end of the outer wall of the mounting seat is fixedly provided with the motor, the output shaft of the motor is connected with the screw rod downwards, the outer wall of the screw rod is sleeved with the lifting frame, and the bottom end of the outer wall of the lifting frame is connected with the movable supporting leg.

Preferably, the lifting frame is in threaded connection with the screw rod, and the outer wall of the screw rod and the inner wall of the lifting frame are provided with matched threads.

Preferably, the stabilizing mean includes spout, slider, steady block, gag lever post and stable lantern ring, the spout is seted up in the inner wall of girder, and spout inner wall cover is equipped with the slider, be connected with the steady block on the slider outer wall, and the gag lever post is worn to be equipped with by the steady block inner wall, gag lever post end-to-end connection has stable lantern ring.

Preferably, the stable lantern ring is movably connected with the stable block through the limiting rod, and the outer wall of the limiting rod is tightly attached to the inner wall of the stable block.

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

1. according to the height-adjustable electric hoist portal crane, through the arrangement of the bracket mechanism, when the height of the crane is required to be adjusted, the motor is started, the screw is driven to rotate through the motor, so that the lifting frame in threaded connection with the outer wall of the screw is controlled to move, the lifting frame is limited and moves upwards under the supporting action of the movable supporting leg, the screw is enabled to move upwards reversely, the main beam is driven to lift, the working height of the crane can be adjusted according to the lifting height which is matched with the requirement, and the height adjusting capacity and suitability of the device are effectively improved;

2. this high adjustable electric hoist gantry crane, through stabilizing mean's setting, such setting can be under the sliding operation of electric hoist body cooperation electric slide rail, when lifting by crane the work with lifting rope, can carry out spacing fixedly through stabilizing the lantern ring to the lifting rope that the inboard was worn to establish under the movable structure of lantern ring cooperation gag lever post and steady piece, avoid lifting by crane the in-process lifting rope and produce excessive swing and cause lifting by crane goods and other objects to produce the condition emergence of collision damage and droing, and can carry out self-adaptation regulation according to lifting by crane the lifting height of lifting by crane the in-process stabilizing the lantern ring, the job stabilization nature and the security of the device have been improved effectively.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic structural view of the bracket mechanism of the present utility model;

fig. 3 is a schematic diagram of a connection structure of the stabilizing mechanism of the present utility model.

In the figure: 1. a main beam; 2. an electric slide rail; 3. an electric hoist body; 4. a bracket mechanism; 401. a mounting base; 402. a motor; 403. a screw; 404. a lifting frame; 405. moving the support leg; 5. a stabilizing mechanism; 501. a chute; 502. a slide block; 503. a stabilizing block; 504. a limit rod; 505. stabilizing the collar.

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. 1-3, the present utility model provides a technical solution: the utility model provides a height-adjustable's electric hoist gantry crane, including girder 1, support mechanism 4 and stabilizing mean 5, girder 1 outer wall lower extreme is provided with electric slide rail 2, and install electric hoist body 3 on the electric slide rail 2, support mechanism 4 installs in girder 1's bottom both sides, support mechanism 4 includes mount pad 401, motor 402, screw 403, crane 404 and movable support 405, mount pad 401 installs on girder 1's outer wall, and mount pad 401 outer wall top is fixed with motor 402, the motor 402 output shaft is connected with screw 403 downwards, and screw 403 outer wall cover is equipped with crane 404, crane 404 outer wall bottom is connected with movable support 405, be threaded connection between crane 404 and the screw 403 is all offered assorted screw thread, such setting can be when needing to adjust the height of hoist, drive motor 402 through motor 402, thereby control and screw 403 outer wall threaded connection's crane 404 moves, crane 404 is restricted and moves upwards with the support effect of movable support 405, make screw 403 carry out the lifting device that makes the lifting device that can carry out high-efficient regulation according to the need, thereby high-efficient adjustment of the height-fitting of girder has been carried out;

the stabilizing mechanism 5 is installed in the inner wall of girder 1, stabilizing mechanism 5 includes spout 501, slider 502, stabilizing piece 503, gag lever post 504 and stabilizing lantern ring 505, spout 501 is seted up in the inner wall of girder 1, and spout 501 inner wall cover is equipped with slider 502, be connected with stabilizing piece 503 on the slider 502 outer wall, and stabilizing piece 503 inner wall wears to be equipped with gag lever post 504, gag lever post 504 end-to-end connection has stabilizing lantern ring 505, stabilizing lantern ring 505 is swing joint through between gag lever post 504 and stabilizing piece 503, and be closely laminating with stabilizing piece 503 inner wall gag lever post 504 outer wall, such setting can be under the slip work of electric hoist body 3 cooperation electric slide rail 2, when lifting by crane the lifting rope with the lifting by crane the movable structure of stabilizing lantern ring 505 cooperation gag lever post 504 and stabilizing piece 503, through stabilizing lantern ring 505 come spacing fixed to the lifting by crane rope that the inboard worn to establish, avoid lifting by crane rope in the lifting by crane the in-process to produce the circumstances emergence of collision damage and drop with other objects, and lifting by crane the lifting by crane in-process stabilizing lantern ring 505 can carry out self-adaptation adjustment according to lifting height of lifting by crane product, the working stability and safety of the device have been improved effectively.

Working principle: when the height-adjustable electric hoist gantry crane is needed, firstly, when the height of the crane is needed to be adjusted, the motor 402 is started, the screw 403 is driven to rotate through the motor 402, so that the lifting frame 404 in threaded connection with the outer wall of the screw 403 is controlled to move, the lifting frame 404 is limited and moves upwards in the opposite direction under the supporting action of the movable supporting leg 405, the screw 403 is enabled to drive the main beam 1 to lift, the working height of the crane can be adjusted according to the lifting height matched with the requirement, secondly, when the lifting rope is lowered to carry out lifting work under the sliding work of the electric hoist body 3 matched with the electric sliding rail 2, the lifting rope penetrating through the inner side can be limited and fixed through the stable lantern ring 505 under the movable structure of the stable lantern ring 505, the conditions that the lifting rope is damaged and falls off due to collision of the lifting rope and other objects in the lifting process are avoided, and the stable lantern ring 505 can be adjusted in a self-adaptive manner according to the lifting height of a product in the lifting process, so that the use of the height-adjustable electric hoist gantry crane is completed.

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

Claims (5)

1. The utility model provides a high adjustable electric hoist gantry crane which characterized in that: including girder (1), support mechanism (4) and stabilizing mean (5), girder (1) outer wall lower extreme is provided with electronic slide rail (2), and installs electric hoist body (3) on electronic slide rail (2), support mechanism (4) are installed in the bottom both sides of girder (1), stabilizing mean (5) are installed in the inner wall of girder (1).

2. The height-adjustable electric hoist gantry crane of claim 1, characterized in that: the support mechanism (4) comprises a mounting seat (401), a motor (402), a screw rod (403), a lifting frame (404) and a movable supporting leg (405), wherein the mounting seat (401) is mounted on the outer wall of the main beam (1), the top end of the outer wall of the mounting seat (401) is fixedly provided with the motor (402), an output shaft of the motor (402) is connected with the screw rod (403) downwards, the outer wall of the screw rod (403) is sleeved with the lifting frame (404), and the bottom end of the outer wall of the lifting frame (404) is connected with the movable supporting leg (405).

3. The height-adjustable electric hoist gantry crane of claim 2, characterized in that: the lifting frame (404) is in threaded connection with the screw rod (403), and matched threads are formed on the outer wall of the screw rod (403) and the inner wall of the lifting frame (404).

4. The height-adjustable electric hoist gantry crane of claim 1, characterized in that: stabilizing mean (5) are including spout (501), slider (502), stable piece (503), gag lever post (504) and stable lantern ring (505), in the inner wall of girder (1) is seted up to spout (501), and spout (501) inner wall cover is equipped with slider (502), be connected with stable piece (503) on slider (502) outer wall, and stop lever (504) are worn to be equipped with by stable piece (503) inner wall, stop lever (504) end-to-end connection has stable lantern ring (505).

5. The height-adjustable electric hoist gantry crane of claim 4, characterized in that: the stabilizing lantern ring (505) is movably connected with the stabilizing block (503) through the limiting rod (504), and the outer wall of the limiting rod (504) is tightly attached to the inner wall of the stabilizing block (503).