CN213771022U

CN213771022U - Crane with anti-collision device

Info

Publication number: CN213771022U
Application number: CN202022559334.6U
Authority: CN
Inventors: 马苏娟
Original assignee: Invamand Lifting Equipment Shanghai Co ltd
Current assignee: Invamand Lifting Equipment Shanghai Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-07-23
Anticipated expiration: 2030-11-09

Abstract

The utility model belongs to hoist anticollision field, especially a hoist with collision device very easily causes the collision between hoist lifting hook and on-the-spot equipment, staff or other articles to the in-process that current hoist promoted, leads to the problem that staff is injured or equipment, article damage, now proposes following scheme, and it includes the template between, the bottom fixedly connected with lifting hook of template between, the square hole has been seted up to one side of template between, and the downthehole slidable mounting of square has the square plate, and the equal fixedly connected with sideboard in both sides of square plate, the mounting groove has all been seted up to one side that two sideboard kept away from each other, and fixedly connected with infrared distance measuring sensor in the mounting groove, the top fixedly connected with alarm and the controller of template between, the top fixedly connected with lifting rope of template between. The utility model discloses the practicality is good, can effectually remind operating personnel to can effectually carry out the shock attenuation buffering to the hoist.

Description

Crane with anti-collision device

Technical Field

The utility model relates to a hoist anticollision technical field especially relates to a hoist with collision device.

Background

A crane is a multi-action hoisting machine that vertically lifts and horizontally carries heavy objects within a certain range, and is also called a crown block, a gantry crane, or a crane.

The lifting hook of the crane has large volume and heavy mass, and the steel wire rope of the crane swings greatly, so that the lifting hook of the crane collides with on-site equipment, workers or other objects easily in the lifting process of the crane, and the workers are injured or the equipment and the objects are damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the in-process that has the hoist among the prior art to promote very easily causes collision between equipment, staff or other articles of crane hook and scene, leads to staff injured or equipment, article to damage, and the hoist with collision device that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a crane with an anti-collision device comprises a middle plate, wherein the bottom of the middle plate is fixedly connected with a lifting hook, one side of the middle plate is provided with a square hole, a square plate is arranged in the square hole in a sliding manner, two sides of the square plate are fixedly connected with side plates, one sides of the two side plates, which are far away from each other, are respectively provided with a mounting groove, an infrared distance measuring sensor is fixedly connected in the mounting groove, the top of the middle plate is fixedly connected with an alarm and a controller, the top of the middle plate is fixedly connected with a lifting rope, two connecting rods are fixedly connected between the two side plates, one sides of the middle plate are provided with two connecting rod holes, the connecting rods are slidably mounted in the connecting rod holes, the outer side of each connecting rod is sleeved with two first damping springs, the ends, which are close to each other, of the two first damping springs which are positioned on the same horizontal axis are respectively welded on the two sides, the ends, which are far away from each other, of the two side plates are respectively welded on the two sides, which are close to each other, the top fixedly connected with upper plate of square plate, the upper groove has been seted up on the top inner wall in square hole, U type hole has all been seted up on the both sides inner wall in upper groove, sliding seal installs drive plate and driven plate in the U type hole, one side that two drive plates are close to each other respectively with the both sides fixed connection of upper plate, the equal fixedly connected with linkage plate in one side that two driven plates are close to each other, the second damping spring has all been welded to one side that two linkage plates kept away from each other, the one end that two second damping springs kept away from each other welds respectively on the both sides inner wall in upper groove.

Preferably, the U-shaped hole is filled with hydraulic oil between the driving plate and the driven plate.

Preferably, infrared distance measuring sensor and alarm all with controller electric connection.

Preferably, the linkage plate is positioned above the driving plate.

Preferably, the lifting rope is located between the alarm and the controller.

Preferably, the upper plate is located within the upper channel.

In the utility model, when the distance between the side plate and the obstacle is smaller than the set value of the infrared distance measuring sensor, the infrared distance measuring sensor sends a signal to the controller, the controller controls the alarm to give an alarm to prompt the operator to perform corresponding steering operation, if the operator does not reach the avoidance operation, one side plate is collided, one side plate drives the square plate to move, the square plate drives the other side plate to move, the side plate drives the connecting rod to move, so that one first damping spring of two first damping springs on the same connecting rod is compressed, the other first damping spring is stretched, the square plate drives the upper plate to move, the upper plate drives the two driving plates to move, and the driven plate drives the linkage plate to move, the linkage plate stretches one second damping spring, the other linkage plate compresses the other second damping spring, and the first damping spring and the second damping spring can effectively damp and buffer the crane.

The utility model discloses the practicality is good, can effectually remind operating personnel to can effectually carry out the shock attenuation buffering to the hoist.

Drawings

Fig. 1 is a schematic structural diagram of a crane with an anti-collision device according to the present invention;

fig. 2 is a schematic structural diagram of a part a of a crane with an anti-collision device according to the present invention;

fig. 3 is a schematic structural diagram of a part B of a crane with an anti-collision device according to the present invention.

In the figure: 1. a middle plate; 2. a hook; 3. a square plate; 4. a side plate; 5. an infrared ranging sensor; 6. an alarm; 7. a lifting rope; 8. a connecting rod; 9. a first damping spring; 10. an upper plate; 11. a driving plate; 12. a driven plate; 13. a linkage plate; 14. a second damping spring.

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.

Referring to fig. 1-3, a crane with an anti-collision device comprises a middle plate 1, a hook 2 is fixedly connected to the bottom of the middle plate 1, a square hole is formed in one side of the middle plate 1, a square plate 3 is slidably mounted in the square hole, side plates 4 are fixedly connected to both sides of the square plate 3, a mounting groove is formed in the side, away from each other, of each of the two side plates 4, an infrared distance measuring sensor 5 is fixedly connected to the mounting groove, an alarm and a controller are fixedly connected to the top of the middle plate 1, a lifting rope 7 is fixedly connected to the top of the middle plate 1, two connecting rods 8 are fixedly connected between the two side plates 4, two connecting rod holes are formed in one side of the middle plate 1, the connecting rods 8 are slidably mounted in the connecting rod holes, two first damping springs 9 are sleeved on the outer side of the connecting rods 8, the ends, close to each other, of the two, the one end that is located two first damping spring 9 on same horizontal axis and keeps away from each other welds respectively in the one side that two sideboard 4 are close to each other, the top fixedly connected with upper plate 10 of square plate 3, the upper groove has been seted up on the top inner wall in square hole, U type hole has all been seted up on the both sides inner wall in upper groove, sliding seal installs driving plate 11 and driven plate 12 in the U type hole, the one side that two driving plate 11 are close to each other respectively with the both sides fixed connection of upper plate 10, the equal fixedly connected with linkage plate 13 in one side that two driven plates 12 are close to each other, the second damping spring 14 has all been welded in one side that two linkage plates 13 kept away from each other, the one end that two second damping springs 14 were kept away from each other welds respectively on the both sides inner wall in upper groove.

In this embodiment, the U-shaped hole is filled with hydraulic oil located between the driving plate 11 and the driven plate 12.

In this embodiment, infrared distance measuring sensor 5 and alarm 6 all with controller electric connection.

In this embodiment, the linkage plate 13 is located above the driving plate 11.

In this embodiment, the lifting rope 7 is located between the alarm 6 and the controller.

In this embodiment, the upper plate 10 is located in the upper groove.

In the utility model, when in use, a heavy object to be lifted is hung on the lifting hook 2 and is lifted, when the distance between the side plate 4 and the obstacle is less than the set value of the infrared distance measuring sensor 5, the infrared distance measuring sensor 5 sends a signal to the controller, the controller controls the alarm 6 to give an alarm to prompt an operator to carry out corresponding steering operation, if the operator does not avoid the operation, one side plate 4 is collided, one side plate 4 drives the square plate 3 to move, the square plate 3 drives the other side plate 4 to move, the side plate 4 drives the connecting rod 8 to move, so that one first damping spring 9 of two first damping springs 9 on the same connecting rod 8 is compressed, the other first damping spring 9 is stretched, the square plate 3 drives the upper plate 10 to move, the upper plate 10 drives the two active plates 11 to move, the driving plate 11 drives the driven plate 12 to move, the driven plate 12 drives the linkage plate 13 to move, one linkage plate 13 stretches one second damping spring 14, the other linkage plate 13 compresses the other second damping spring 14, and the first damping spring 9 and the second damping spring 14 can effectively damp and buffer the crane.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A crane with an anti-collision device comprises a middle plate (1) and is characterized in that the bottom of the middle plate (1) is fixedly connected with a lifting hook (2), one side of the middle plate (1) is provided with a square hole, a square plate (3) is arranged in the square hole in a sliding manner, two sides of the square plate (3) are fixedly connected with side plates (4), one sides of the two side plates (4) far away from each other are respectively provided with a mounting groove, an infrared distance measuring sensor (5) is fixedly connected in the mounting groove, the top of the middle plate (1) is fixedly connected with an alarm and a controller, the top of the middle plate (1) is fixedly connected with a lifting rope (7), two connecting rods (8) are fixedly connected between the two side plates (4), one side of the middle plate (1) is provided with two connecting rod holes, the connecting rods (8) are arranged in the connecting rod holes in a sliding manner, two first damping springs (9) are sleeved on the outer side of the connecting rods (8), one end that is located two first damping spring (9) on same horizontal axis and is close to each other welds respectively in the both sides of board (1) between, the one end that is located two first damping spring (9) on same horizontal axis and keeps away from each other welds respectively in the one side that two sideboard (4) are close to each other, the top fixedly connected with upper plate (10) of square plate (3), the upper groove has been seted up on the top inner wall in square hole, U type hole has all been seted up on the both sides inner wall in upper groove, sliding seal installs driving plate (11) and driven plate (12) in the U type hole, the one side that two driving plate (11) are close to each other respectively with the both sides fixed connection of upper plate (10), the equal fixedly connected with linkage plate (13) in one side that two driven plates (12) are close to each other, second damping spring (14) have all been welded in the one side that two linkage plates (13) kept away from each other, the one end that two second damping spring (14) are kept away from each other welds respectively on the both sides inner wall in the upper groove.

2. A crane with collision preventing device as claimed in claim 1, characterized in that the U-shaped hole is filled with hydraulic oil between the driving plate (11) and the driven plate (12).

3. The crane with the collision preventing device is characterized in that the infrared distance measuring sensor (5) and the alarm (6) are electrically connected with the controller.

4. A crane with collision preventing device, as claimed in claim 1, characterized in that the linkage plate (13) is located above the active plate (11).

5. A crane with collision preventing device, according to claim 1, characterized in that the lifting rope (7) is located between the alarm (6) and the controller.

6. A crane with collision preventing device, as claimed in claim 1, characterized in that the upper plate (10) is located in an upper trough.