CN216687351U

CN216687351U - Forklift hoisting device

Info

Publication number: CN216687351U
Application number: CN202123234631.4U
Authority: CN
Inventors: 王强国
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-06-07
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a forklift hoisting device, relates to the technical field of hoisting, and aims to solve the problem that the existing part of a hoisting hook of a forklift is movably mounted, so that the hook is easy to shake due to the inertia effect of goods in the process of driving after hoisting, and further safety accidents are possibly caused. The lifting hook is novel in structure, realizes effective locking of the lifting hook in the process of lifting the travelling crane, is beneficial to reducing shaking, improves safety, and is suitable for popularization.

Description

Forklift hoisting device

Technical Field

The utility model relates to the technical field of hoisting, in particular to a forklift hoisting device.

Background

The forklift refers to various wheel type carrying vehicles for carrying out loading, unloading, stacking or short-distance transportation operation on finished pallet goods, and the forklift hoisting refers to the operation of hoisting the goods by using a hoisting mechanism for carrying out loading, unloading or transportation. Current fork truck hoist and mount lifting hook is mostly movable mounting, and at the driving in-process after the hoist and mount, the lifting hook easily takes place to rock because of the inertia effect of goods, and then probably causes the incident. Therefore, in order to solve such problems, we propose a forklift lifting device.

SUMMERY OF THE UTILITY MODEL

The forklift lifting device provided by the utility model solves the problem that the lifting hook of the existing part of forklifts is easy to shake due to the inertia effect of goods in the driving process after lifting because of movable installation, thereby possibly causing safety accidents.

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

the forklift hoisting device comprises a hoisting arm, wherein a steering box is fixedly arranged at the bottom of the hoisting end of the hoisting arm, a steering shaft is rotatably arranged at the bottom end of the steering box, a lifting hook is fixedly arranged at the bottom end of the steering shaft, the bottom end of the steering shaft penetrates through and extends into the steering box, a hoisting auxiliary assembly is arranged on the steering shaft, and a steering limiting assembly is arranged in the steering box;

the hanging end of davit runs through and is provided with the adjusting box, just the inside of adjusting box is rotated and is provided with adjusting screw, the inside of adjusting box slides and sets up two sliders that are the symmetric distribution, just the adjusting screw thread runs through two sliders, fixed mounting has the motor on the tip lateral wall of adjusting box, the output of motor runs through and extends to in the adjusting box and fixed continuous with adjusting screw, just the adjusting box with turn to and be provided with between the box and turn to the locking Assembly.

Preferably, hoist and mount auxiliary assembly includes axle sleeve, connecting rod, go-between and rope guide wheel, the steering spindle is located to fix the cover on the outside axis body of box and is equipped with the axle sleeve, just fixed being provided with four connecting rods that are the annular array and distribute, four on the circumference lateral wall of axle sleeve the common fixedly connected with go-between in bottom of connecting rod, just it is two rope guide wheels that are the symmetric distribution to rotate the cover on the ring body of go-between.

Preferably, the connecting rod is arranged in an inclined manner, the connecting ring is positioned below the lifting hook, and the rotating shafts of the two rope guide wheels are arranged in parallel with the plane where the lifting hook is positioned.

Preferably, two sections of threads with the same pitch and opposite screwing directions are arranged on the adjusting screw rod, and the two sliding blocks are respectively positioned on the two sections of threads.

Preferably, turn to and prescribe a limit to the subassembly and include gear, gag lever post and spring, the fixed cover of the one end that the steering spindle is located to turn to the box inside has connect the gear, it is provided with two gag lever posts that are central symmetric distribution to rotate on the bottom inner wall of box to turn to, the gag lever post is the setting of L type, the one end and the gear tooth mouth of gag lever post match, just the gag lever post is kept away from and is fixed with the spring between the one end of gear and the inside wall that turns to the box.

Preferably, turn to locking Assembly including drawing post and locating lever, the bottom of regulating box slides and is provided with two and be the symmetrical distribution draw the post, and two the top of drawing the post all runs through the inside that extends to the regulating box, two the top of drawing the post is fixed continuous with two sliders respectively, two one side of drawing the post and being close to the box that turns to all fixedly is provided with the locating lever, and two the locating lever all slides and runs through the inside that extends to the box that turns to, the locating lever is located the one end that turns to the box inside and is the setting of U type, just the tip of locating lever corresponds the matching with the turn section of gag lever.

The utility model has the beneficial effects that:

1. through the setting of steering spindle and hoist and mount auxiliary assembly, the pivot of two rope guide wheels all is parallel arrangement with the plane that the lifting hook was located, and the haulage rope body of lifting hook walks around two rope guide wheels when using, can effectively reduce the pressure that the lifting hook received, and then is favorable to prolonging the life of lifting hook.

2. Through the setting of restricting the subassembly and turning to the locking subassembly in the turning to, the steering spindle rotates and can drive the synchronous rotation of lifting hook, can drive gear revolve simultaneously, two gag lever posts can be stirred in gear revolve, the gag lever post can accomplish under the recovery deformation power of spring and reset, after goods hoist and mount assembly is accomplished, starter motor, drive adjusting screw rotates, and then drive two sliders and realize being close to the motion each other, it follows slider synchronous motion to pull the post, and drive the locating lever motion, lean on to the gag lever post when the locating lever, the U type end to the locating lever supports tightly with the both sides wall of gag lever post, accomplish the relative fixation to the gag lever post promptly, and then can effectively reduce the inertia of lifting hook in driving process and rock, be favorable to improving the security.

In conclusion, the lifting hook is effectively locked in the process of lifting the crane, so that the swinging is reduced, the safety is improved, the problem that the lifting hook of the existing part of forklifts is easy to swing due to the inertia effect of goods in the process of lifting the crane due to the movable installation, and further safety accidents are possibly caused is solved, and the lifting hook is suitable for popularization.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

FIG. 3 is a cross-sectional view of a conditioning cartridge of the present invention;

fig. 4 is a sectional view of the turn box of the present invention.

Reference numbers in the figures: 1. a suspension arm; 2. a steering box; 3. a steering shaft; 4. a hook; 5. an adjustment box; 6. adjusting the screw rod; 7. a slider; 8. a motor; 9. a shaft sleeve; 10. a connecting rod; 11. a connecting ring; 12. a rope guide pulley; 13. a gear; 14. a limiting rod; 15. a spring; 16. a traction column; 17. and (5) positioning the rod.

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. 1-2, a forklift truck lifting device comprises a boom 1, a steering box 2 is fixedly arranged at the bottom of a hanging end of the boom 1, a steering shaft 3 is rotatably arranged at the bottom end of the steering box 2, a hook 4 is fixedly arranged at the bottom end of the steering shaft 3, the bottom end of the steering shaft 3 penetrates through and extends into the steering box 2, a lifting auxiliary assembly is arranged on the steering shaft 3, the lifting auxiliary assembly comprises a shaft sleeve 9, a connecting rod 10, a connecting ring 11 and a rope guide wheel 12, the shaft sleeve 9 is fixedly sleeved on a shaft body of the steering shaft 3 positioned outside the steering box 2, four connecting rods 10 distributed in an annular array are fixedly arranged on the circumferential side wall of the shaft sleeve 9, the connecting rods 10 are obliquely arranged, the bottom ends of the four connecting rods 10 are jointly and fixedly connected with the connecting ring 11, the connecting ring 11 is positioned below the hook 4, two rope guide wheels 12 distributed symmetrically are rotatably sleeved on the ring body of the connecting ring 11, the pivot of two rope guide wheels 12 all is parallel arrangement with the plane that lifting hook 4 is located, and two rope guide wheels 12 are walked around to the traction rope body of lifting hook 4 when using, can effectively reduce the pressure that lifting hook 4 received, and then are favorable to prolonging the life of lifting hook 4.

Referring to fig. 1 and 3, an adjusting box 5 is arranged at the hanging end of a hanging arm 1 in a penetrating manner, an adjusting screw 6 is arranged inside the adjusting box 5 in a rotating manner, two sliders 7 which are symmetrically distributed are arranged inside the adjusting box 5 in a sliding manner, the adjusting screw 6 penetrates through the two sliders 7 in a threaded manner, two threads which have the same pitch and are opposite in turning direction are arranged on the adjusting screw 6, the two sliders 7 are respectively arranged on the two threads, a motor 8 is fixedly arranged on the side wall of the end portion of the adjusting box 5, the output end of the motor 8 penetrates through the adjusting box 5 and is fixedly connected with the adjusting screw 6, the motor 8 is started to drive the adjusting screw 6 to rotate, and then the two sliders 7 are driven to move close to or away from each other.

Referring to fig. 1 and 4, it prescribes a limit to be provided with in turning to box 2 and turns to the subassembly, it includes gear 13 to turn to the subassembly to prescribe a limit to turn to, gear 13 has been cup jointed to the one end that is located to turn to box 2 inside at steering spindle 3, it is provided with two gag lever posts 14 that are central symmetric distribution to rotate on the bottom inner wall that turns to box 2, gag lever post 14 is the setting of L type, the one end of gag lever post 14 matches with the tooth mouth of gear 13, be fixed with spring 15 between the one end that gear 13 was kept away from to gag lever post 14 and the inside wall that turns to box 2, steering spindle 3 rotates and can drive lifting hook 4 synchronous rotation, can drive gear 13 simultaneously and rotate, gear 13 rotates and can stir two gag lever posts 14, gag lever post 14 can accomplish under the restoration deformation power of spring 15 and reset.

Referring to fig. 1 and 3-4, a steering locking assembly is disposed between the adjusting box 5 and the steering box 2, the steering locking assembly includes two traction posts 16 and a positioning rod 17, two symmetrically distributed traction posts 16 are slidably disposed at the bottom of the adjusting box 5, top ends of the two traction posts 16 extend through the adjusting box 5, top ends of the two traction posts 16 are fixedly connected with two sliders 7, respectively, the positioning rod 17 is fixedly disposed at one side of the two traction posts 16 close to the steering box 2, the two positioning rods 17 extend through the steering box 2, one end of the positioning rod 17 located inside the steering box 2 is U-shaped, an end of the positioning rod 17 is correspondingly matched with a turning section of the limiting rod 14, the traction posts 16 move synchronously with the sliders 7 and drive the positioning rod 17 to move, when the positioning rod 17 is close to the limiting rod 14, the U-shaped end of the positioning rod 17 is abutted against two side walls of the limiting rod 14, i.e. the relative fixing of the gag lever post 14 is completed.

The working principle is as follows: when the lifting hook is used, after goods are lifted and assembled, the motor 8 is started to drive the adjusting screw 6 to rotate, the two sliding blocks 7 are driven to move close to each other, the traction column 16 moves synchronously along with the sliding blocks 7 and drives the positioning rod 17 to move, when the positioning rod 17 leans against the limiting rod 14, the U-shaped end of the positioning rod 17 abuts against two side walls of the limiting rod 14, the limiting rod 14 is fixed relatively, inertia shaking of the lifting hook 4 in the driving process can be effectively reduced, and safety is improved.

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 forklift hoisting device comprises a hoisting arm (1), and is characterized in that a steering box (2) is fixedly arranged at the bottom of the hanging end of the hoisting arm (1), a steering shaft (3) is rotatably arranged at the bottom end of the steering box (2), a lifting hook (4) is fixedly arranged at the bottom end of the steering shaft (3), the bottom end of the steering shaft (3) penetrates through and extends into the steering box (2), a hoisting auxiliary assembly is arranged on the steering shaft (3), and a steering limiting assembly is arranged in the steering box (2);

the hanging end of davit (1) runs through and is provided with adjusting box (5), just the inside of adjusting box (5) is rotated and is provided with adjusting screw (6), the inside of adjusting box (5) is slided and is set up two slider (7) that are symmetric distribution, just adjusting screw (6) screw thread runs through two slider (7), fixed mounting has motor (8) on the tip lateral wall of adjusting box (5), the output of motor (8) runs through and extends to in adjusting box (5) and with adjusting screw (6) fixed linking to each other, just it turns to the locking Assembly to be provided with between adjusting box (5) and turning to box (2).

2. The forklift hoisting device according to claim 1, wherein the hoisting auxiliary assembly comprises a shaft sleeve (9), a connecting rod (10), a connecting ring (11) and a rope guide wheel (12), the shaft sleeve (9) is fixedly sleeved on the shaft body of the steering shaft (3) positioned outside the steering box (2), four connecting rods (10) distributed in an annular array are fixedly arranged on the circumferential side wall of the shaft sleeve (9), the four connecting rods (10) are fixedly connected with the connecting ring (11) at the bottom end of the connecting rods (10), and two rope guide wheels (12) distributed symmetrically are rotatably sleeved on the ring body of the connecting ring (11).

3. The forklift lifting device according to claim 2, wherein the connecting rod (10) is disposed in an inclined manner, the connecting ring (11) is disposed below the lifting hook (4), and the rotating shafts of the two rope guide wheels (12) are disposed in parallel with the plane of the lifting hook (4).

4. The forklift lifting device according to claim 1, wherein two threads with the same pitch and opposite turning directions are arranged on the adjusting screw (6), and the two sliding blocks (7) are respectively positioned on the two threads.

5. The forklift lifting device according to claim 4, wherein the steering limiting component comprises a gear (13), a limiting rod (14) and a spring (15), the gear (13) is fixedly sleeved at one end of the steering shaft (3) located inside the steering box (2), two limiting rods (14) which are distributed in a central symmetry manner are rotatably arranged on the inner wall of the bottom of the steering box (2), the limiting rods (14) are arranged in an L shape, one end of each limiting rod (14) is matched with a tooth mouth of the gear (13), and the spring (15) is fixed between one end of each limiting rod (14) far away from the gear (13) and the inner side wall of the steering box (2).

6. Forklift lifting device according to claim 5, characterized in that the steering lock assembly comprises a traction column (16) and a positioning rod (17), the bottom of the adjusting box (5) is provided with two symmetrically distributed traction columns (16) in a sliding way, the top ends of the two traction columns (16) extend into the adjusting box (5) in a penetrating way, the top ends of the two traction columns (16) are respectively fixedly connected with the two sliding blocks (7), one sides of the two traction columns (16) close to the steering box (2) are respectively and fixedly provided with a positioning rod (17), and the two positioning rods (17) are both slidably penetrated and extended into the steering box (2), one end of the positioning rod (17) positioned in the steering box (2) is arranged in a U shape, and the end part of the positioning rod (17) is correspondingly matched with the turning section of the limiting rod (14).