CN213834244U

CN213834244U - Crane hook device capable of automatically unhooking

Info

Publication number: CN213834244U
Application number: CN202023049647.3U
Authority: CN
Inventors: 叶玉龙; 汪海; 伍智伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-07-30
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a crane hook device capable of automatically unhooking, which comprises a box body, wherein a pulley block is fixedly arranged at the upper part in the box body, and a hook is hinged at the center of the bottom of the box body; the upper part of the right side plate of the box body is fixedly connected with an installation plate, a bottom plate of the installation plate is hinged with a first electric cylinder, and a hook is arranged on the side surface of the end part of the extending end of the first electric cylinder facing the hook; a second electric cylinder is mounted on the right side plate of the box body below the mounting plate, and the extending end of the second electric cylinder is hinged with the outer wall of the first electric cylinder; and the right side surface of the lifting hook is fixedly connected with a U-shaped rod. The utility model discloses simple structure, reasonable in design through the setting of first electronic jar, couple, the electronic jar of second, "U" type pole, can realize that the lifting rope is from the automatic unhook of lifting hook, has practiced thrift the human cost, has realized automaticly, has improved the operational safety nature, and the device has characteristics such as simple to use, convenience, safety, reliability height.

Description

Crane hook device capable of automatically unhooking

Technical Field

The utility model relates to a hoist technical field, concretely relates to is a crane hook assembly that can unhook automatically.

Background

A hook is a common lifting tool in a hoisting machine, and is often suspended on a steel wire rope of a hoisting mechanism by means of a pulley block and the like, and is a component of a crane and is often used for hoisting heavy objects. The lifting hook is divided into a single hook and a double hook according to the shape; the manufacturing method is divided into a forging lifting hook and a laminated lifting hook. The single hook is simple to manufacture and convenient to use, but has poor stress condition, and is mostly used in working occasions with the lifting capacity of less than 80 tons; the double hooks with symmetrical stress are usually adopted when the lifting capacity is large, the laminated lifting hook is formed by riveting a plurality of steel plates which are cut and formed, the whole lifting hook cannot be damaged when individual plates crack, the safety is better, the dead weight is larger, the double hooks are mostly used on a crane for lifting the lifting capacity or the molten steel holding barrel, the lifting hook is often impacted in the operation process, and the double hooks need to be made of high-quality carbon steel with good toughness. After the existing crane hook moves the heavy object to the designated position, the heavy object and the hook are usually separated manually, which not only consumes manpower, but also has potential safety hazards. Therefore, the invention discloses a crane hook device capable of automatically unhooking.

SUMMERY OF THE UTILITY MODEL

The utility model discloses just to prior art exist not enough, provide a crane hook assembly that can unhook automatically.

The utility model provides a crane hook assembly that can unhook automatically, hook assembly includes the box, upper portion fixed mounting has the assembly pulley in the box, bottom half positive center department articulates there is the lifting hook. The box right side board upper portion fixedly connected with mounting panel, it has first electronic jar to articulate on the mounting panel bottom plate, first electronic jar stretches out and installs the couple on the side of tip towards the lifting hook. And a second electric cylinder is installed on the right side plate of the box body below the mounting plate, and the extending end of the second electric cylinder is hinged to the outer wall of the first electric cylinder. The lifting hook is characterized in that a U-shaped rod is fixedly connected to the right side face of the lifting hook and is located right below the U-shaped rod. And a power supply and a controller are installed on the left side plate of the box body, and a signal receiver is installed on the controller.

Furthermore, a plurality of water drainage holes are formed in the lower portion of the box body side plate.

Furthermore, the power supply is a mobile power supply, the power supply supplies current to each electric device, and the power supply is detachably connected with the box body.

Further, the controller is electrically connected with the first electric cylinder, and the controller controls the first electric cylinder to work.

Further, the controller is electrically connected with the second electric cylinder, and the controller controls the second electric cylinder.

Furthermore, the signal receiver is electrically connected with the controller, and the signal receiver transmits the signal to the controller.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, reasonable in design through the setting of first electronic jar, couple, the electronic jar of second, "U" type pole, can realize that the lifting rope is from the automatic unhook of lifting hook, has practiced thrift the human cost, has realized automaticly, has improved the operational safety nature, and the device has characteristics such as simple to use, convenience, safety, reliability height.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: the device comprises a box body 1, a water drainage hole 11, a pulley block 2, a lifting hook 3, a U-shaped rod 31, a mounting plate 4, a first electric cylinder 5, a hook 51, a second electric cylinder 6, a power supply 7, a controller 8 and a signal receiver 9.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and 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, the crane hook device capable of automatically unhooking comprises a box body 1, wherein a plurality of water drainage holes 11 are formed in the lower portion of a side plate of the box body 1. A power supply 7 and a controller 8 are mounted on the left side plate of the box body 1, and a signal receiver 9 is mounted on the controller 8. The signal receiver 9 is electrically connected with the controller 8, and the signal receiver 9 transmits a signal to the controller 8. The power 7 is a mobile power supply, the power 7 supplies current for each electric device, and the power 7 is detachably connected with the box body 1.

A pulley block 2 is fixedly arranged at the upper part in the box body 1, and a lifting hook 3 is hinged at the center of the bottom of the box body 1. 1 right side board upper portion fixedly connected with mounting panel 4 of box, it has first electronic jar 5 to articulate on the mounting panel 4 bottom plate,

controller

8 and 5 electric connection of first electronic jar, the work of the first electronic jar 5 of controller 8 control. The hook 51 is mounted on the side of the end of the first electric cylinder 5 that faces the hook 3.

Install the electronic jar 6 of second on the 1 right side board of box of mounting panel 4 below, controller 8 and the electronic jar 6 electric connection of second, the electronic jar 6 work of controller 8 control second. The extending end of the second electric cylinder 6 is hinged with the outer wall of the first electric cylinder 5. The right side surface of the lifting hook 3 is fixedly connected with a U-shaped rod 31, and the U-shaped rod 31 is positioned under the U-shaped rod 31.

When the lifting hook is used, a worker hangs a lifting rope on the lifting hook 3, starts the crane, lifts an object from a lifting point to a designated position, starts unhooking through a remote controller, transmits a signal to the controller 8 after the signal receiver 9 receives the signal, the controller 8 starts the second electric cylinder 6, the extending end of the second electric cylinder 6 extends out, so that the lower end of the first electric cylinder 5 inclines rightwards, the controller 8 starts the first electric cylinder 5, the extending end of the first electric cylinder 5 extends out completely, then the controller 8 starts the second electric cylinder 6, the extending end of the second electric cylinder 6 retracts to an original position, the first electric cylinder 5 is vertical, the hook 51 is positioned under the U-shaped rod 31, the controller 8 starts the first electric cylinder 5, the extending end of the first electric cylinder 5 retracts slowly to the original state, the hook 51 hooks the U-shaped rod 31 in the retracting process of the extending end of the first electric cylinder 5, and the lifting hook 3 is slowly inclined until the lifting rope slides off the lifting hook 3, after the lifting rope slides off the lifting hook 3, a crane worker starts the crane to move the lifting hook 3 to a lifting point, in the moving process, the controller 8 starts the first electric cylinder 5, the extending end of the first electric cylinder 5 extends completely, the hook 51 is separated from the U-shaped rod 31, the controller 8 starts the second electric cylinder 6, the extending end of the second electric cylinder 6 extends to enable the lower end of the first electric cylinder 5 to incline rightwards, the controller 8 starts the first electric cylinder 5, the extending end of the first electric cylinder 5 retracts to the original state, then the controller 8 starts the second electric cylinder 6, the extending end of the second electric cylinder 6 retracts to the original position, the first electric cylinder 5 is vertical, and the hook 51 is positioned right above the U-shaped rod 31. The utility model discloses simple structure, reasonable in design through first electronic jar 5, couple 51, the electronic jar 6 of second, "U" type pole 31's setting, can realize that the lifting rope is from the automatic unhook of lifting hook 3, has practiced thrift the human cost, has realized automaticly, has improved operational safety, and the device has characteristics such as simple to use, convenience, safety, reliability height.

Claims

1. The utility model provides a can unhook automatically crane hook assembly which characterized in that: the lifting hook device comprises a box body (1), a pulley block (2) is fixedly installed at the upper part in the box body (1), and a lifting hook (3) is hinged to the center of the bottom of the box body (1); the upper part of the right side plate of the box body (1) is fixedly connected with a mounting plate (4), a bottom plate of the mounting plate (4) is hinged with a first electric cylinder (5), and a hook (51) is arranged on the side surface of the extending end part of the first electric cylinder (5) facing the lifting hook (3); a second electric cylinder (6) is mounted on the right side plate of the box body (1) below the mounting plate (4), and the extending end of the second electric cylinder (6) is hinged with the outer wall of the first electric cylinder (5); the right side surface of the lifting hook (3) is fixedly connected with a U-shaped rod (31), and the U-shaped rod (31) is positioned under the U-shaped rod (31); install power (7) and controller (8) on box (1) the left side board, install signal receiver (9) on controller (8).

2. An automatically unhooking crane hook assembly as claimed in claim 1, wherein: the lower part of a side plate of the box body (1) is provided with a plurality of water drainage holes (11).

3. An automatically unhooking crane hook assembly as claimed in claim 1, wherein: the power supply (7) is a mobile power supply, the power supply (7) supplies current for each electric device, and the power supply (7) is detachably connected with the box body (1).

4. An automatically unhooking crane hook assembly as claimed in claim 1, wherein: the controller (8) is electrically connected with the first electric cylinder (5), and the controller (8) controls the first electric cylinder (5) to work.

5. An automatically unhooking crane hook assembly as claimed in claim 1, wherein: the controller (8) is electrically connected with the second electric cylinder (6), and the controller (8) controls the second electric cylinder (6).

6. An automatically unhooking crane hook assembly as claimed in claim 1, wherein: the signal receiver (9) is electrically connected with the controller (8), and the signal receiver (9) transmits a signal to the controller (8).