CN215364501U

CN215364501U - Adjustable crane hook

Info

Publication number: CN215364501U
Application number: CN202121376772.7U
Authority: CN
Inventors: 吕国昌; 康闯庄; 康永庆
Original assignee: Henan Like Lifting Machinery Co ltd
Current assignee: Henan Like Lifting Machinery Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-12-31
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses an adjustable crane hook, which relates to the technical field of hoisting machinery, and particularly relates to an adjustable crane hook. This adjustable crane hook through the setting of limiting plate, makes this adjustable crane hook possess the effect that prevents the rope and drop, sets up through the cooperation of tray, switch, spring, diaphragm, electronic hydraulic stem and limiting plate, can collude the opening of rope back self-sealing couple at the in-process that uses, the automatic opening of couple when needing to take off to prevent that the rope from lifting by crane the outside roll-off of in-process, reached the purpose that prevents the rope and drop.

Description

Adjustable crane hook

Technical Field

The utility model relates to the technical field of hoisting machinery, in particular to an adjustable crane hook.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. Also known as crown blocks, navigation cranes and cranes. When the crane carries a heavy object to a predetermined position, the crane needs to hook the heavy object with the hook and then carry the heavy object at a certain position where the heavy object is lifted.

At present, most of the existing crane hooks are not provided with a protection device for preventing a rope of a cargo from falling off from the hook when the cargo is carried, and the existing hook hooks the cargo and then easily rotates the cargo during air carrying, so that the horizontal angle of the cargo can not be adjusted in time, the cargo is not favorable for placing the cargo, and the difficulty in detaching the cargo by a worker is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an adjustable crane hook, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a hoist lifting hook with adjustable, includes regulating box, adjustment mechanism, stop gear and couple, the top fixedly connected with lifting rope of regulating box, adjustment mechanism includes adjustment motor, adjusting gear, dwang, adjusting block and connecting rod, the interior roof of regulating box is rotated with the one end of dwang and is connected, the external fixed surface of dwang is connected with driven gear, and one side and the one side meshing of adjusting gear of driven gear, the other end of dwang and the last fixed surface of adjusting block are connected, the lower surface of regulating box has seted up the commentaries on classics hole, the connecting rod runs through the commentaries on classics hole, the one end fixedly connected with carousel of connecting rod, spacing hole has been seted up to the upper surface of carousel, the other end fixedly connected with installation horizontal pole of connecting rod, the below of installation horizontal pole and the top fixed connection of couple, stop gear includes electronic hydraulic stem, stop gear, Limiting plate, tray, switch and diaphragm, one side of connecting rod is rotated with the one end of electronic hydraulic stem and is connected, one side of installation horizontal pole is rotated with one side of limiting plate and is connected, the other end of electronic hydraulic stem is connected with the upper surface rotation of limiting plate, one side of couple and one side fixed connection of tray, the last fixed surface of tray is connected with the switch.

Optionally, the inner top wall of the adjusting box is fixedly connected with the upper part of the adjusting motor, and the output end of the adjusting motor is fixedly connected with the upper surface of the adjusting gear.

Optionally, the roof fixedly connected with dead lever in the regulating box, the one end fixedly connected with fixed disk of dead lever, the through-hole has been seted up to the upper surface of fixed disk, the through-hole is run through to the dwang.

Optionally, the shape of the limiting hole is square, a first sliding groove is formed in the lower surface of the rotary table, balls are arranged inside the first sliding groove, and a second sliding groove is formed in the inner bottom wall of the adjusting box.

Optionally, the number of the hooks is two, and the hooks are symmetrically arranged below the installation cross rod.

Optionally, the switch is electrically connected with the electric hydraulic rod through a wire, the upper surface of the tray is fixedly connected with a spring, and one end of the spring is fixedly connected with the lower surface of the transverse plate.

(III) advantageous effects

The utility model provides an adjustable crane hook, which has the following beneficial effects:

1. this adjustable crane hook through the setting of limiting plate, makes this adjustable crane hook possess the effect that prevents the rope and drop, sets up through the cooperation of tray, switch, spring, diaphragm, electronic hydraulic stem and limiting plate, can collude the opening of rope back self-sealing couple at the in-process that uses, the automatic opening of couple when needing to take off to prevent that the rope from lifting by crane the outside roll-off of in-process, reached the purpose that prevents the rope and drop.

2. This adjustable crane hook through the setting of carousel, makes this adjustable crane hook possess the effect of the adjustment heavy object angle of being convenient for, sets up through the cooperation of adjustment motor, adjusting gear, dwang, driven gear, adjusting block, carousel, connecting rod and installation horizontal pole, can drive the heavy object and slowly rotate at the in-process that uses to the horizontal angle of the adjustment heavy object of being convenient for has reached the purpose of being convenient for the staff dismantlement.

Drawings

FIG. 1 is a schematic cross-sectional side view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a perspective view of the driven gear of the present invention;

fig. 4 is a schematic perspective view of the hook of the present invention.

In the figure: 1. an adjusting box; 2. hooking; 3. lifting a lifting rope; 4. adjusting the motor; 5. adjusting the gear; 6. Rotating the rod; 7. an adjusting block; 8. a connecting rod; 9. a driven gear; 10. fixing the rod; 11. fixing the disc; 12. a turntable; 13. a ball bearing; 14. installing a cross bar; 15. an electro-hydraulic lever; 16. a limiting plate; 17. A tray; 18. a switch; 19. a transverse plate; 20. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: an adjustable crane hook comprises an adjusting box 1, an adjusting mechanism, a limiting mechanism and a hook 2, wherein a lifting rope 3 is fixedly connected above the adjusting box 1, the adjusting mechanism comprises an adjusting motor 4, an adjusting gear 5, a rotating rod 6, an adjusting block 7 and a connecting rod 8, the inner top wall of the adjusting box 1 is rotatably connected with one end of the rotating rod 6, the inner top wall of the adjusting box 1 is fixedly connected with the upper part of the adjusting motor 4, the output end of the adjusting motor 4 is fixedly connected with the upper surface of the adjusting gear 5, the outer surface of the rotating rod 6 is fixedly connected with a driven gear 9, one side of the driven gear 9 is meshed with one side of the adjusting gear 5, the inner top wall of the adjusting box 1 is fixedly connected with a fixing rod 10, one end of the fixing rod 10 is fixedly connected with a fixing disk 11, the upper surface of the fixing disk 11 is provided with a through hole, the rotating rod 6 penetrates through the through hole, and the other end of the rotating rod 6 is fixedly connected with the upper surface of the adjusting block 7, the lower surface of the adjusting box 1 is provided with a rotating hole, the connecting rod 8 penetrates through the rotating hole, one end of the connecting rod 8 is fixedly connected with a turntable 12, the upper surface of the turntable 12 is provided with a limiting hole, the limiting hole is square, the lower surface of the turntable 12 is provided with a first sliding chute, the inside of the first sliding chute is provided with a ball 13, the inner bottom wall of the adjusting box 1 is provided with a second sliding chute, the other end of the connecting rod 8 is fixedly connected with an installation cross rod 14, the lower part of the installation cross rod 14 is fixedly connected with the upper part of the hook 2, the number of the hooks 2 is two, and the hooks are symmetrically arranged below the installation cross rod 14, through the arrangement of the turntable 12, the adjustable crane hook has the effect of conveniently adjusting the angle of a heavy object, through the matching arrangement of the adjusting motor 4, the adjusting gear 5, the rotating rod 6, the driven gear 9, the adjusting block 7, the turntable 12, the connecting rod 8 and the installation cross rod 14, the adjustable crane hook can drive a heavy object to slowly rotate in the using process, so that the horizontal angle of the heavy object can be conveniently adjusted, and the purpose of facilitating the disassembly of workers is achieved, the limiting mechanism comprises an electric hydraulic rod 15, a limiting plate 16, a tray 17, a switch 18 and a transverse plate 19, one side of a connecting rod 8 is rotatably connected with one end of the electric hydraulic rod 15, one side of an installation transverse rod 14 is rotatably connected with one side of the limiting plate 16, the other end of the electric hydraulic rod 15 is rotatably connected with the upper surface of the limiting plate 16, one side of a hook 2 is fixedly connected with one side of the tray 17, the upper surface of the tray 17 is fixedly connected with the switch 18, the switch 18 is electrically connected with the electric hydraulic rod 15 through a lead, the upper surface of the tray 17 is fixedly connected with a spring 20, one end of the spring 20 is fixedly connected with the lower surface of the transverse plate 19, and the adjustable crane hook has the effect of preventing a rope from falling through the arrangement of the limiting plate 16, through the cooperation setting of tray 17, switch 18, spring 20, diaphragm 19, electronic hydraulic stem 15 and limiting plate 16, can be at the in-process of using behind the rope self-sealing couple 2's opening, the automatic opening of opening couple 2 when needing to take off to prevent that the rope from lifting by crane the outside roll-off of in-process, reached the purpose that prevents the rope and drop.

When the device is used, a rope is placed into the hook 2 from the opening of the hook 2, when the device is lifted upwards, the rope presses the transverse plate 19 downwards, the transverse plate 19 compresses the spring 20 and triggers the switch 18, the switch 18 starts the electric hydraulic rod 15, the electric hydraulic rod 15 extends to drive the limiting plate 16 to rotate, so that the limiting plate 16 seals the opening of the hook 2, the rope is prevented from falling off, when a heavy object is to be placed, the angle of the heavy object is firstly adjusted, the adjusting motor 4 is started, the adjusting motor 4 drives the adjusting gear 5 to rotate, the adjusting gear 5 drives the driven gear 9 to rotate, the rotating rod 6 is driven to rotate, the rotating rod 6 drives the adjusting block 7 to rotate, the adjusting block 7 is positioned inside the limiting hole formed in the upper surface of the rotating disk 12, so that the rotating disk 12 is driven to rotate, the friction force between the lower surface of the rotating disk 12 and the inner bottom wall of the adjusting box 1 can be reduced through the arrangement of the balls 13, the rotating disk 12 drives the connecting rod 8, Installation horizontal pole 14 and couple 2 rotate to drive the heavy object and rotate the angle of adjusting the heavy object, the staff of being convenient for dismantles, upwards lift up the rope during dismantlement and make rope and diaphragm 19 separation, spring 20 reconversion drives diaphragm 19 and rises and make diaphragm 19 and switch 18 separation, switch 18 starts electronic hydraulic stem 15 and makes electronic hydraulic stem 15 shrink, electronic hydraulic stem 15 drives limiting plate 16 and upwards rotates the opening part of opening couple 2, the rope of being convenient for takes off from couple 2.

The working principle and the beneficial effects of the utility model are as follows: the adjustable crane hook has the advantages that the adjustable crane hook has the effect of preventing a rope from falling through the arrangement of the limiting plate 16, the opening of the hook 2 can be automatically closed after the rope is hooked in the use process through the matching arrangement of the tray 17, the switch 18, the spring 20, the transverse plate 19, the electric hydraulic rod 15 and the limiting plate 16, the opening of the hook 2 can be automatically opened when the adjustable crane hook needs to be taken down, so that the rope is prevented from outwards sliding out in the hoisting process, the purpose of preventing the rope from falling is achieved, the adjustable crane hook has the effect of conveniently adjusting the angle of a heavy object through the arrangement of the rotary disc 12, the heavy object can be driven to slowly rotate through the matching arrangement of the adjusting motor 4, the adjusting gear 5, the rotary rod 6, the driven gear 9, the adjusting block 7, the rotary disc 12, the connecting rod 8 and the mounting cross rod 14 in the use process, thereby being convenient for adjust the horizontal angle of heavy object, achieving the purpose of being convenient for the staff to dismantle.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a crane hook with adjustable, includes regulating box (1), adjustment mechanism, stop gear and couple (2), its characterized in that: the lifting rope (3) is fixedly connected above the adjusting box (1), the adjusting mechanism comprises an adjusting motor (4), an adjusting gear (5), a rotating rod (6), an adjusting block (7) and a connecting rod (8), the inner top wall of the adjusting box (1) is rotatably connected with one end of the rotating rod (6), a driven gear (9) is fixedly connected with the outer surface of the rotating rod (6), one side of the driven gear (9) is meshed with one side of the adjusting gear (5), the other end of the rotating rod (6) is fixedly connected with the upper surface of the adjusting block (7), a rotating hole is formed in the lower surface of the adjusting box (1), the connecting rod (8) penetrates through the rotating hole, a rotating disc (12) is fixedly connected with one end of the connecting rod (8), a limiting hole is formed in the upper surface of the rotating disc (12), and a mounting cross rod (14) is fixedly connected with the other end of the connecting rod (8), the below of installation horizontal pole (14) and the top fixed connection of couple (2), stop gear includes electronic hydraulic stem (15), limiting plate (16), tray (17), switch (18) and diaphragm (19), one side of connecting rod (8) is rotated with the one end of electronic hydraulic stem (15) and is connected, one side of installation horizontal pole (14) is rotated with one side of limiting plate (16) and is connected, the other end of electronic hydraulic stem (15) is connected with the upper surface rotation of limiting plate (16), one side of couple (2) and one side fixed connection of tray (17), the last fixed surface of tray (17) is connected with switch (18).

2. The adjustable crane hook according to claim 1, wherein: the inner top wall of the adjusting box (1) is fixedly connected with the upper part of the adjusting motor (4), and the output end of the adjusting motor (4) is fixedly connected with the upper surface of the adjusting gear (5).

3. The adjustable crane hook according to claim 1, wherein: the inner top wall fixedly connected with dead lever (10) of regulating box (1), the one end fixedly connected with fixed disk (11) of dead lever (10), the through-hole has been seted up to the upper surface of fixed disk (11), dwang (6) run through the through-hole.

4. The adjustable crane hook according to claim 1, wherein: the limiting hole is square, a first sliding groove is formed in the lower surface of the rotary table (12), balls (13) are arranged inside the first sliding groove, and a second sliding groove is formed in the inner bottom wall of the adjusting box (1).

5. The adjustable crane hook according to claim 1, wherein: the number of the hooks (2) is two, and the hooks are symmetrically arranged below the mounting cross rod (14).

6. The adjustable crane hook according to claim 1, wherein: the switch (18) is electrically connected with the electric hydraulic rod (15) through a lead, the upper surface of the tray (17) is fixedly connected with a spring (20), and one end of the spring (20) is fixedly connected with the lower surface of the transverse plate (19).