CN220351566U

CN220351566U - Anti-overturning device of crane

Info

Publication number: CN220351566U
Application number: CN202320950615.5U
Authority: CN
Inventors: 刘秀全; 邓彦国; 石艳秋
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2024-01-16
Anticipated expiration: 2033-04-25

Abstract

The utility model relates to the technical field of construction frames, in particular to an anti-overturning device of a crane, which comprises a bottom plate and a bottom box, wherein a second supporting mechanism is arranged at the bottom of the bottom plate, a first supporting mechanism is arranged above the bottom box, the second supporting mechanism comprises a second inserted link, a rotating shaft is arranged on the outer wall of the second inserted link, an expanding plate is rotationally connected to the outer wall of the rotating shaft, a spring is fixedly connected to the outer wall of the expanding plate, one end of the spring is fixedly connected with the outer wall of the second inserted link, and the top end of the second inserted link is fixedly connected with the bottom of the bottom plate.

Description

Anti-overturning device of crane

Technical Field

The utility model relates to the technical field of construction frames, in particular to an anti-overturning device of a crane.

Background

A crane refers to a multi-action lifting machine that vertically lifts and horizontally conveys weights within a certain range. Also called crown block, aerial crane and crane, at present, the mobile crane is a crane in which the whole machine can freely move along a track or a trackless track.

When the existing crane works, because the stability is overloaded, the crane overturns, so that the working safety is greatly improved, and the service life of the crane is also reduced.

Disclosure of Invention

The utility model aims to provide an anti-overturning device for a crane, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an anti-overturning device of a crane comprises a bottom plate and a bottom box;

the bottom plate bottom is provided with a second supporting mechanism, a first supporting mechanism is arranged above the bottom box, the second supporting mechanism comprises a second inserted link, a rotating shaft is arranged on the outer wall of the second inserted link, an opening plate is rotationally connected to the outer wall of the rotating shaft, a spring is fixedly connected to the outer wall of the opening plate, one end of the spring is fixedly connected with the outer wall of the second inserted link, and the top end of the second inserted link is fixedly connected with the bottom plate bottom.

Preferably, the first supporting mechanism comprises a motor, the power take off end fixedly connected with threaded rod of motor, threaded rod outer wall threaded connection has U type movable plate, U type movable plate inner wall sliding connection has the slide bar, just the slide bar end with base case top fixed connection, U type movable plate end fixedly connected with connecting plate, connecting plate bottom fixedly connected with first inserted bar, first inserted bar outer wall fixedly connected with backing bar, just motor one side with base case internal connection.

Preferably, the outer wall of the bottom box is provided with a first through hole matched with the threaded rod, and the top end of the threaded rod penetrates through the first through hole.

Preferably, the number of the inverted rods is a plurality of groups, and the inverted rods are made of chromium materials.

Preferably, a second through hole matched with the sliding rod is formed in the outer wall of the U-shaped moving plate, and the top end of the sliding rod penetrates through the second through hole.

Preferably, the bottom plate top with bottom case bottom fixed connection, the hoist body is installed to bottom case top.

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

1. the second inserted link, the rotating shaft, the expanding plate and the spring are arranged, the expanding plate is contacted with the underground by pushing the second inserted link to be clamped into the ground, the spring is compressed by the rotating shaft, and the counterforce of the spring pushes the expanding plate to be contacted with the ground to clamp the ground, so that the stability is improved;

2. through the motor that is equipped with, the threaded rod, U type movable plate, the connecting plate, first inserted bar, fall pole and slide bar, drive the threaded rod through the motor and rotate, the threaded rod drives U type movable plate and removes, U type movable plate is through the direction of movement that removes restriction U type movable plate on the slide bar, U type movable plate promotes the connecting plate and drives first inserted bar and remove, first inserted bar drives down in the pole card goes into ground, falls the pole card and goes into ground in the stability that improves the hoist body.

Drawings

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

FIG. 2 is a schematic view of a first supporting mechanism according to the present utility model;

FIG. 3 is a schematic view of a first bayonet of the present utility model;

fig. 4 is a schematic structural view of a second supporting mechanism according to the present utility model.

In the figure: 1. a bottom plate; 2. a bottom box; 3. a first support mechanism; 301. a motor; 302. a threaded rod; 303. a U-shaped movable plate; 304. a connecting plate; 305. a first plunger; 306. a reverse rod; 307. a slide bar; 4. a second support mechanism; 401. a second plunger; 402. a rotating shaft; 403. an opening plate; 404. a spring; 5. and a crane body.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

Examples

Referring to fig. 1-4, there is shown: the embodiment is a preferred implementation manner in the technical scheme, and the anti-overturning device of the crane comprises a bottom plate 1 and a bottom box 2;

the second supporting mechanism 4 is installed to bottom plate 1 bottom, first supporting mechanism 3 is installed to the base tank 2 top, second supporting mechanism 4 includes second inserted bar 401, pivot 402 is installed to second inserted bar 401 outer wall, pivot 402 outer wall rotation is connected with the board that struts 403, strut board 403 outer wall fixedly connected with spring 404, spring 404 one end and second inserted bar 401 outer wall fixed connection, second inserted bar 401 top and bottom plate 1 bottom fixed connection, through promoting second inserted bar 401 card into ground, strut board 403 and underground contact compress spring 404 through pivot 402, spring 404 reaction force promotes the board 403 and contacts with the ground and block the ground, and then come to adjust high stability.

As shown in fig. 1, 2 and 3, the first supporting mechanism 3 includes a motor 301, a threaded rod 302 is fixedly connected to a power output end of the motor 301, a U-shaped moving plate 303 is connected to an outer wall of the threaded rod 302 in a threaded manner, a sliding rod 307 is slidably connected to an inner wall of the U-shaped moving plate 303, an end of the sliding rod 307 is fixedly connected to a top of the bottom box 2, a connecting plate 304 is fixedly connected to an end of the U-shaped moving plate 303, a first inserting rod 305 is fixedly connected to the bottom of the connecting plate 304, an inverted rod 306 is fixedly connected to an outer wall of the first inserting rod 305, one side of the motor 301 is connected with the interior of the bottom box 2, the threaded rod 302 is driven to rotate by the motor 301, the threaded rod 302 drives the U-shaped moving plate 303 to move, the U-shaped moving plate 303 limits the moving direction of the U-shaped moving plate 303 by moving on the sliding rod 307, the connecting plate 304 is pushed by the first inserting rod 305, the inverted rod 306 is driven to be clamped into the ground, and the inverted rod 306 is clamped into the ground to improve the stability of the crane body 5.

As shown in fig. 2, the outer wall of the bottom case 2 is provided with a first through hole adapted to the threaded rod 302, and the top end of the threaded rod 302 penetrates through the first through hole, so that the threaded rod 302 can conveniently penetrate through the bottom case 2.

As shown in fig. 1, 2 and 3, the number of the reverse bars 306 is several groups, and the reverse bars 306 are made of chromium material, so as to improve the stability of the first supporting mechanism 3.

As shown in fig. 3, a second through hole matched with the sliding rod 307 is formed in the outer wall of the U-shaped moving plate 303, and the top end of the sliding rod 307 penetrates through the second through hole, so that the U-shaped moving plate 303 can move on the sliding rod 307 conveniently.

As shown in fig. 1, 2 and 3, the upper part of the bottom plate 1 is fixedly connected with the bottom of the bottom box 2, and a crane body 5 is arranged above the bottom box 2.

In this embodiment, when the stability of the crane body 5 is improved, the second rod inserting clamp 401 is pushed into the ground, the second rod inserting clamp 401 enters the ground to drive the expanding plate 403 to compress the spring 404 through the rotating shaft 402, the reaction force of the spring 404 pushes the expanding plate 403 to contact with the ground to improve the stability of the crane body 5, then the motor 301 drives the threaded rod 302 to rotate, the threaded rod 302 drives the U-shaped moving plate 303 to move, the U-shaped moving plate 303 moves on the sliding rod 307 to limit the moving direction of the U-shaped moving plate 303, the U-shaped moving plate 303 pushes the connecting plate 304 to drive the first rod inserting clamp 305 to move, the first rod inserting clamp 305 drives the inverted rod 306 to clamp into the ground, and the inverted rod 306 is clamped into the ground to improve the stability of the crane body 5.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.

Claims

1. An anti-overturning device of a crane comprises a bottom plate (1) and a bottom box (2); the method is characterized in that: second supporting mechanism (4) are installed to bottom plate (1) bottom, first supporting mechanism (3) are installed to base tank (2) top, second supporting mechanism (4) are including second inserted bar (401), pivot (402) are installed to second inserted bar (401) outer wall, pivot (402) outer wall rotation is connected with struts board (403), struts board (403) outer wall fixedly connected with spring (404), spring (404) one end with second inserted bar (401) outer wall fixed connection, second inserted bar (401) top with bottom plate (1) bottom fixed connection.

2. The crane anti-capsizing device according to claim 1, wherein: the first supporting mechanism (3) comprises a motor (301), a threaded rod (302) is fixedly connected to the power output end of the motor (301), a U-shaped movable plate (303) is connected to the outer wall of the threaded rod (302) in a threaded mode, a sliding rod (307) is connected to the inner wall of the U-shaped movable plate (303) in a sliding mode, the tail end of the sliding rod (307) is fixedly connected to the upper portion of the bottom box (2), a connecting plate (304) is fixedly connected to the tail end of the U-shaped movable plate (303), a first inserting rod (305) is fixedly connected to the bottom of the connecting plate (304), a reverse rod (306) is fixedly connected to the outer wall of the first inserting rod (305), and one side of the motor (301) is connected to the inner portion of the bottom box (2).

3. The crane anti-capsizing device according to claim 2, wherein: the outer wall of the bottom box (2) is provided with a first through hole matched with the threaded rod (302), and the top end of the threaded rod (302) penetrates through the first through hole.

4. The crane anti-capsizing device according to claim 2, wherein: the number of the reversing rods (306) is a plurality of groups, and the reversing rods (306) are made of chromium materials.

5. The crane anti-capsizing device according to claim 2, wherein: the outer wall of the U-shaped movable plate (303) is provided with a second through hole matched with the sliding rod (307), and the top end of the sliding rod (307) penetrates through the second through hole.

6. The crane anti-capsizing device according to claim 5, wherein: the top of the bottom plate (1) is fixedly connected with the bottom of the bottom box (2), and a crane body (5) is arranged above the bottom box (2).