CN221319026U - Anti-overturning device of single-beam portal crane - Google Patents

Abstract

The utility model relates to the technical field of anti-overturning of cranes, in particular to an anti-overturning device of a single-beam portal crane, which comprises a support frame, a slide rod and a shielding plate, wherein the upper end of the support frame is fixedly connected with the slide rod, the outer side of the slide rod is connected with the slide plate in a sliding manner, the inner side of the slide plate is fixedly connected with a friction pad, the outer side of the friction pad is fixedly connected with a fixed plate, the lower end of the fixed plate is fixedly connected with the shielding plate, the outer side of the shielding plate is fixedly connected with a controller, the inner side of the fixed plate is fixedly connected with a connecting rod, the outer side of the connecting rod is connected with a supporting rod in a sliding manner, one side of the supporting rod is fixedly connected with a spring, one end of the supporting rod is fixedly connected with a damper Luo Lun.

Description

Anti-overturning device of single-beam portal crane

Technical Field

The utility model relates to the technical field of anti-overturning of cranes, in particular to an anti-overturning device of a single-beam portal crane.

Background

The crane is a multi-action lifting machine for vertically and horizontally carrying heavy objects in a certain range, also called crown block, aerial crane and crane, and the lifting equipment has the working characteristics of intermittent movement, namely, corresponding mechanisms of taking, moving, unloading and other actions in one working cycle are alternately operated, and the anti-overturning device is a device for preventing the objects from being overturned due to external factors during lifting.

The conventional crane is used for carrying out operation on common hoisting equipment on a construction site of a crane in severe weather, the stability of the crane is difficult to ensure, the conventional crane anti-overturning device can basically meet the daily demands of people, but the conventional crane anti-overturning device still has some problems, such as working in storm weather, and has no good stability, and the fetched articles are easy to overturn, so that threat is brought to site safety, and therefore, the single-beam portal crane anti-overturning device is provided for the problems.

Disclosure of utility model

The utility model aims to provide an anti-overturning device of a single-beam portal crane, which aims to solve the problem that the traditional anti-overturning device of the crane does not have good stability when working in storm weather, so that the fetched articles are easy to overtake, thereby threatening the safety of construction sites.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a single-beam portal crane's anti-capsizing device, includes support frame, slide bar and shielding plate, support frame upper end fixedly connected with slide bar, slide bar outside fixedly connected with slide plate, slide inboard fixedly connected with friction pad, friction pad outside fixedly connected with fixed plate, fixed plate lower extreme fixedly connected with shielding plate, shielding plate outside fixedly connected with controller, the inboard fixedly connected with connecting rod of fixed plate, connecting rod outside fixedly connected with bracing piece, bracing piece one side fixedly connected with spring, bracing piece one end fixedly connected with nylon Luo Lun, fixed plate lower extreme fixedly connected with dead lever, dead lever one end fixedly connected with pulley, pulley outside fixedly connected with wire rope, wire rope one end fixedly connected with hook, hook upper end fixedly connected with inductor.

Preferably, the two support rods are arranged, the shape of the support rods is U-shaped, the support rods are parallel to each other, and the support rods are arranged in bilateral symmetry.

Preferably, the sliding plate, the fixing plate, the connecting rod and the spring are mutually parallel, the sliding plate, the fixing plate, the connecting rod and the spring are all perpendicular to one end of the sliding rod, and the sliding plate, the fixing plate, the connecting rod and the spring are located on the same perpendicular line.

Preferably, the two friction pads are arranged, the friction pads are positioned between the inner side of the sliding plate and the outer side of the fixed plate, the friction pads are clung to the inner side of the sliding plate, and the friction pads are arranged in bilateral symmetry.

Preferably, two dampers Luo Lun are provided, the dampers Luo Lun are symmetrically arranged, the dampers Luo Lunka are combined on the outer side of the pulley, and the dampers Luo Lun are tightly attached to the pulley.

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

According to the utility model, the sensor fixed at the upper end of the hook senses the shaking of the hook, so that the controller is controlled, the sliding plate moves according to the shaking of the hook, the reaction force of the sliding plate is moved, the hook can be quickly fixed, the articles are prevented from overturning when shaking, and the safety coefficient is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the mounting position of the skateboard of the present utility model;

FIG. 3 is a schematic diagram of the structure of FIG. 2A according to the present utility model.

In the figure: 1. a support frame; 2. a slide bar; 3. a shielding plate; 4. a wire rope; 5. a hook; 6. an inductor; 7. a controller; 8. a slide plate; 9. a fixing plate; 10. a friction pad; 11. a connecting rod; 12. a support rod; 13. a nile wheel; 14. a pulley; 15. a fixed rod; 16. and (3) a spring.

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.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

Referring to fig. 1-3, the present utility model provides a technical solution:

The utility model provides a single-beam portal crane's anti-capsizing device, which comprises a supporting rack 1, slide bar 2 and shielding plate 3, support frame 1 upper end fixedly connected with slide bar 2, slide bar 2 outside fixedly connected with slide 8, slide 8 inboard fixedly connected with friction pad 10, friction pad 10 outside fixedly connected with fixed plate 9, fixed plate 9 lower extreme fixedly connected with shielding plate 3, shielding plate 3 outside fixedly connected with controller 7, fixed plate 9 inboard fixedly connected with connecting rod 11, connecting rod 11 outside fixedly connected with bracing piece 12, bracing piece 12 one side fixedly connected with spring 16, bracing piece 12 one end fixedly connected with nylon Luo Lun 13, fixed plate 9 lower extreme fixedly connected with dead lever 15, dead lever 15 one end fixedly connected with pulley 14, pulley 14 outside fixedly connected with wire rope 4, wire rope 4 one end fixedly connected with hook 5, hook 5 upper end fixedly connected with inductor 6.

The two support rods 12 are arranged, the support rods 12 are arranged in a U shape, the support rods 12 are parallel to each other, the support rods 12 are arranged in a bilateral symmetry manner, and inward movement of the support rods 12 drives the nylon Luo Lun fixed at the lower end of the support rods 12 to be clung inwards, so that a certain fixing effect is carried out on the steel wire rope 4, and dangers are prevented when the steel wire rope 4 is separated from the control of the machine; the sliding plate 8, the fixed plate 9, the connecting rod 11 and the spring 16 are mutually parallel, the sliding plate 8, the fixed plate 9, the connecting rod 11 and the spring 16 are perpendicular to one end of the sliding rod 2, and the sliding plate 8, the fixed plate 9, the connecting rod 11 and the spring 16 are positioned on the same vertical line, so that the whole structure is more reasonable, and the anti-overturning effect can be better realized; the two friction pads 10 are arranged, the friction pads 10 are positioned between the inner side of the sliding plate 8 and the outer side of the fixed plate 9, the friction pads 10 are tightly attached to the inner side of the sliding plate 8, the friction pads 10 are symmetrically arranged left and right, and the friction pads 10 can increase friction force in the process of downwards moving the fixed plate 9, so that the fixed plate 9 can stably downwards move, and the damage caused by the fact that articles are excessively heavy and the sliding plate 8 is downwards pressed by the fixed plate 9 is prevented; the two nylon wheels 13 are arranged, the nylon Luo Lun and the nylon Luo Lun are symmetrically arranged, the nylon Luo Lun and the nylon Luo Lun are clamped on the outer side of the pulley 14, the nylon Luo Lun and the pulley 14 are tightly attached, the nylon Luo Lun moves inwards on the support rod 12 according to the resilience force of the spring 16, and the inward movement of the support rod 12 drives the nylon Luo Lun fixed at the lower end of the support rod 12 to be tightly attached inwards, so that a certain fixing effect is carried out on the steel wire rope 4.

The working flow is as follows: before a worker needs to install and use the single-beam gantry crane, the foundation of an installation site is firm and smooth, the single-beam gantry crane is fixed on the basis of meeting the load requirement, after the fixing is finished, the single-beam gantry crane is firstly slid to a certain position through wheels at the bottom, then the support frame 1 of the crane is supported to a certain height through the wheels, after the installation is finished, the slide plate 8 at the outer side of the slide rod 2 is electrified through an external wire, the worker moves the slide plate 8 left and right, so that the position of an article to be taken is determined, after the determination is finished, the worker needs to control the lowering of the steel wire rope 4 at the outer side of the pulley 14, the nylon Luo Lun is moved inwards on the support rod 12 according to the resilience force of the spring 16 as the width of the steel wire rope 4 fixed at the outer side of the pulley 14 is smaller and smaller, the inward movement of the supporting rod 12 drives the nylon Luo Lun fixed at the lower end of the supporting rod 12 to cling inwards, so that a certain fixing effect is carried out on the steel wire rope 4, danger is prevented when the steel wire rope 4 is separated from the control of the machine, the connecting rod 11 fixed at the inner side of the fixing plate 9 can enable the supporting rod 12 to move in parallel, the steel wire rope 4 can be better controlled, when the hook 5 fixed at one end of the steel wire rope 4 descends a certain position through the steel wire rope 4, and therefore, when an article to be adjusted is adjusted upwards, a worker can collect the steel wire rope 4 in an upward rotation manner, when the hook 5 hooks the article, the friction pad 10 can increase friction force in the downward movement process of the fixing plate 9, the fixing plate 9 can be enabled to move downwards stably, the article is prevented from being excessively heavy, the sliding plate 8 is prevented from being pressed down by the fixing plate 9, and damage is caused, when wire rope 4 is shifting the article and meetting the wind-force of certain degree, the inductor 6 of fixing in hook 5 upper end will sense the rocking of hook 5 to control controller 7, let slide 8 rock according to hook 5, thereby let slide 8 carry out the reaction force and remove, thereby can let and fix fast with hook 5, prevent that the article from receiving and toppling when rocking.

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 single-beam portal crane prevent device that overturns, includes support frame (1), slide bar (2) and shielding plate (3), its characterized in that: support frame (1) upper end fixedly connected with slide bar (2), slide bar (2) outside sliding connection has slide (8), slide (8) inboard fixedly connected with friction pad (10), friction pad (10) outside fixedly connected with fixed plate (9), fixed plate (9) lower extreme fixedly connected with shielding plate (3), shielding plate (3) outside fixedly connected with controller (7), fixed plate (9) inboard fixedly connected with connecting rod (11), connecting rod (11) outside sliding connection has bracing piece (12), bracing piece (12) one side fixedly connected with spring (16), bracing piece (12) one end fixedly connected with nile wheel (13), fixed plate (9) lower extreme fixedly connected with dead lever (15), fixed lever (15) one end fixedly connected with pulley (14), pulley (14) outside fixedly connected with wire rope (4), wire rope (4) one end fixedly connected with hook (5), hook (5) upper end fixedly connected with inductor (6).

2. The anti-overturning device of the single-beam gantry crane according to claim 1, wherein: the two support rods (12) are arranged, the shape of the support rods (12) is U-shaped, the support rods (12) are parallel to each other, and the support rods (12) are arranged in bilateral symmetry.

3. The anti-overturning device of the single-beam gantry crane according to claim 1, wherein: the sliding plate (8), the fixed plate (9), the connecting rod (11) and the spring (16) are parallel to each other, the sliding plate (8), the fixed plate (9), the connecting rod (11) and the spring (16) are perpendicular to one end of the sliding rod (2), and the sliding plate (8), the fixed plate (9), the connecting rod (11) and the spring (16) are located on the same vertical line.

4. The anti-overturning device of the single-beam gantry crane according to claim 1, wherein: the two friction pads (10) are arranged, the friction pads (10) are positioned between the inner side of the sliding plate (8) and the outer side of the fixed plate (9), the friction pads (10) are tightly attached to the inner side of the sliding plate (8), and the friction pads (10) are symmetrically arranged left and right.

5. The anti-overturning device of the single-beam gantry crane according to claim 1, wherein: the two nylon wheels (13) are arranged symmetrically, the nylon wheels (13) are clamped on the outer sides of the pulleys (14), and the nylon wheels (13) are tightly attached to the pulleys (14).