CN211687998U

CN211687998U - Hoisting tool

Info

Publication number: CN211687998U
Application number: CN201922198375.4U
Authority: CN
Inventors: 陈兰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-10-16
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a hoisting tool, which comprises a hoisting upright post, a hoisting tool main body and a lead screw, wherein the bottom inside a cylinder is connected and installed with a support frame through a first bearing, the bottom of the support frame is fixed with the hoisting tool main body through welding, one side of the top of the hoisting tool main body is provided with a bidirectional motor through bolt connection, the bottom of the hoisting tool main body is provided with two bases, the bases are internally provided with wheel shafts near the top, two ends of the wheel shafts are both provided with idler wheels, the inner part in the middle of the bases is provided with a threaded hole, the lead screw is arranged in the threaded hole, the utility model discloses a belt wheel is fixed at one end of the lead screw, a connecting rod is arranged at the bottom of the base through a second bearing, a hook is arranged at the bottom of the connecting rod through a pin, the lifting hook can freely rotate on the pin shaft, and the advantage of more flexible and convenient hook parts is realized.

Description

Hoisting tool

Technical Field

The utility model relates to a technical field of hoist specifically is a lifting device.

Background

The medium-large equipment is the equipment that industry, construction industry and other each fields all probably used, and the production, transportation and the installation of medium-large equipment, medium-large part etc. generally need hoist and mount, and simple suspender, chain sling often can not satisfy the operation requirement, consequently just need lifting device, and lifting device's use has not only increased production efficiency, has brought very big facility moreover for people's work.

But traditional lifting device is when using, and often security, flexibility ratio are relatively poor, need replace the suspender of different length when hoisting the part of equidimension not sometimes, and the suspender can be twisted together during the direction of rotation, and the lifting hook can not be as required automatically regulated position, extravagant manpower, waste time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lifting device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a hoisting tool comprises a hoisting stand column, a hoisting tool body and a lead screw, wherein a rocker arm is installed at the top of the hoisting stand column, a controller is installed on one side, close to the bottom, of the hoisting stand column through bolt connection, a chain pulley is installed at one end, far away from the hoisting stand column, of the rocker arm, a hoisting chain is installed inside the chain pulley, a lifting hook is installed at one end of the hoisting chain, a hoisting ring is installed on the lifting hook, a cylinder is installed at the bottom of the hoisting ring, a support frame is installed at the bottom inside the cylinder through a first bearing in a connecting mode, the bottom end of the support frame is fixedly provided with the hoisting tool body through welding, a two-way motor is installed on one side of the top of the hoisting tool body through bolt connection, two bases are installed at the bottom of the hoisting tool body, a wheel shaft is installed inside, the screw rod is installed in the threaded hole, a belt wheel is fixed to one end of the screw rod, a connecting rod is installed at the bottom of the base through a second bearing, a lifting hook is installed at the bottom end of the connecting rod through a pin shaft, and the bidirectional motor is electrically connected with the controller through a wire.

Preferably, the bottom of hoist main part is provided with the cavity, and the inside bottom of cavity is provided with the track, mutually supports between gyro wheel and the track.

Preferably, the middle of the screw rod is provided with a stop block, the thread directions of the two ends of the stop block are opposite, and the thread directions of the two base threaded holes are matched with the thread direction of the screw rod.

Preferably, the rebound baffle is installed above the circular arc of the lifting hook, the rebound spring is installed between the rebound baffle and the lifting hook, and the rebound baffle, the lifting hook and the rebound spring are mutually matched to form a self-locking structure.

Preferably, the output end of the bidirectional motor is connected with the belt wheel through a belt.

Compared with the prior art, the beneficial effects of the utility model are that: the hoisting tool comprises a hoisting stand column, a hoisting tool body and a lead screw, wherein a rocker arm is installed at the top of the hoisting stand column, a controller is installed on one side, close to the bottom, of the hoisting stand column through bolt connection, a chain pulley is installed at one end, far away from the hoisting stand column, of the rocker arm, a hoisting chain is installed inside the chain pulley, a lifting hook is installed at one end of the hoisting chain, a rebound baffle is installed above the circular arc of the lifting hook, a rebound spring is installed between the rebound baffle and the lifting hook, the rebound baffle, the lifting hook and the rebound spring are matched with each other to form a self-locking structure, the advantage of preventing parts from falling off from a hoisting tool is realized, the safety is greatly enhanced, a hoisting ring is installed on the lifting hook through arrangement, a cylinder is installed at the bottom of the hoisting ring, a support frame is installed at, the twisting of the sling chain is effectively prevented, the stability during hoisting is improved, the bottom of the support frame is fixedly provided with the sling main body through welding by arranging, one side of the top of the sling main body is provided with a bidirectional motor through bolt connection, the bottom of the sling main body is provided with two bases, the bases are internally provided with wheel shafts close to the top, the two ends of the wheel shafts are both provided with rolling wheels, the inner part in the middle of each base is provided with a threaded hole, a lead screw is arranged in the threaded hole, the advantage of automatically adjusting the distance between the lifting hooks on the two bases according to the position of a process hole of a part is realized, the utility model discloses a belt wheel is fixed at one end of the lead screw, the bottom of each base is provided with a connecting rod through a second bearing, the lifting hook is arranged at the bottom of the connecting rod through a pin, the connecting rod drives the lifting hook to rotate freely, and the lifting hook can rotate freely on the pin shaft, so that the advantage of more flexible and convenient hook parts is realized.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of a right-view internal structure of the cavity of FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of B in FIG. 1 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure A in FIG. 1 according to the present invention;

FIG. 5 is a schematic sectional view of the connecting rod of FIG. 1;

fig. 6 is a schematic bottom view of the spreader body of fig. 1 according to the present invention;

in the figure: 1. hoisting the upright post; 2. a rocker arm; 3. a chain pulley; 4. a chain is hung; 5. a hook; 6. a hoisting ring; 7. a rebound baffle; 8. a cylinder; 9. a support frame; 10. a hanger body; 11. a connecting rod; 12. a screw rod; 13. a bi-directional motor; 14. a pulley; 15. a controller; 16. a base; 17. a wheel axle; 18. a roller; 19. a track; 20. a threaded hole; 21. a pin shaft; 22. a first bearing; 23. a second bearing; 24. a cavity; 25. a rebound spring; 26. and a stop block.

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. 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. 1-6, the present invention provides an embodiment: a hoisting tool comprises a hoisting upright post 1, a hoisting tool body 10 and a lead screw 12, wherein a rocker arm 2 is installed at the top of the hoisting upright post 1, a controller 15 is installed at one side, close to the bottom, of the hoisting upright post 1 through bolt connection, a chain pulley 3 is installed at one end, far away from the hoisting upright post 1, of the rocker arm 2, a hoisting chain 4 is installed inside the chain pulley 3, a hoisting hook 5 is installed at one end of the hoisting chain 4, a rebound baffle 7 is installed above the arc of the hoisting hook 5, a rebound spring 25 is installed between the rebound baffle 7 and the hoisting hook 5, the rebound baffle 7, the hoisting hook 5 and the rebound spring 25 are mutually matched to form a self-locking structure, self-locking of the hoisting hook 5 is realized, the part is prevented from falling off from the hoisting tool, the safety is greatly enhanced, a hoisting ring 6 is installed on the hoisting hook 5, a, the lifting tool can rotate freely, the sling chain 4 is effectively prevented from being twisted, the stability during lifting is improved, the bottom end of the supporting frame 9 is fixedly provided with a lifting tool body 10 through welding, one side of the top of the lifting tool body 10 is provided with a bidirectional motor 13 through bolt connection, the type of the bidirectional motor 13 can be KTYZ, the bottom of the lifting tool body 10 is provided with two bases 16, the bases 16 are internally provided with wheel shafts 17 close to the top, both ends of the wheel shafts 17 are provided with idler wheels 18, the middle of each base 16 is internally provided with a threaded hole 20, a screw rod 12 is arranged in each threaded hole 20, the middle of each screw rod 12 is provided with a stop 26, the thread directions of both ends of each stop 26 are opposite, the thread directions of the threaded holes 20 of the two bases 16 are matched with the thread directions of the screw rod 12, and the advantage of automatically adjusting the distance between the lifting hooks 5, the one end of lead screw 12 is fixed with band pulley 14, the output of two-way motor 13 passes through the belt and is connected with band pulley 14, connecting rod 11 is installed through second bearing 23 in the bottom of base 16, lifting hook 5 is installed through round pin axle 21 in the bottom of connecting rod 11, connecting rod 11 has been realized and has been in the bottom free rotation of base 16 under the effect of second bearing 23, connecting rod 11 drives lifting hook 5 free rotation, lifting hook 5 can be in round pin axle 21 free rotation, the advantage of more nimble convenient couple part has been realized, the bottom of hoist main part 10 is provided with cavity 24, the inside bottom of cavity 24 is provided with track 19, mutually support between gyro wheel 18 and the track 19, two-way motor 13 passes through the wire and is connected with controller 15 electricity.

The working principle is as follows: when the hoisting tool is needed to hoist parts, one end of a hoisting chain 4 with a hoisting hook 5 is lowered, the hoisting hook 5 is hooked on a hoisting ring 6, the hoisting tool is hoisted to the position above the parts to be hoisted, the hoisting tool is rotated according to the direction of the parts, the top end of a support frame 9 is rotated in a cylinder 8 under the action of a first bearing 22, the hoisting tool can be freely rotated, the hoisting chain 4 is effectively prevented from being twisted and bundled, the stability in hoisting is increased, a switch of a two-way motor 13 is opened according to the position of a process hole of the parts, the output end of the two-way motor 13 drives a belt, the belt drives a belt wheel 14, the belt wheel 14 drives a screw rod 12, the screw rod 12 drives a base 16, a wheel shaft 17 is arranged inside the base 16 close to the top, two ends of the wheel shaft 17 are both provided with idler wheels 18, the bottom of the base 16 is provided with a connecting rod 11 through a, the connecting rod 11 can freely rotate at the bottom of the base 16 under the action of the second bearing 23, the connecting rod 11 drives the lifting hook 5 to freely rotate, the lifting hook 5 can freely rotate on the pin shaft 21, the advantage of more flexible and convenient hook parts is realized, the base 16 drives the roller 18 to move along the rail 19, the base 16 drives the lifting hook 5 to move along with the lifting hook, the two-way motor 13 is a forward and reverse rotating motor, the distance between the lifting hooks 5 on the two bases 16 can be adjusted, the advantage of automatically adjusting the distance between the lifting hooks 5 on the two bases 16 according to the positions of the fabrication holes of the parts is realized, when the fabrication holes are formed on the hook parts of the lifting hook 5, the rebound baffle 7 is arranged on the lifting hook 5, when the parts are hung, the rebound baffle 7 is pressed down, the rebound baffle 7 automatically rebounds after the parts are hung, the self-locking of the lifting hook 5 is realized, the, after the parts are hung, the height of a lifting hook 5 of the lifting chain 4 is adjusted, and the parts are transported to the required position.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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.

Claims

1. The utility model provides a lifting device, includes and lifts by crane stand (1), hoist main part (10), lead screw (12), its characterized in that: the lifting device is characterized in that a rocker arm (2) is installed at the top of a lifting upright post (1), a controller (15) is installed on one side, close to the bottom, of the lifting upright post (1) through bolt connection, a chain pulley (3) is installed at one end, far away from the lifting upright post (1), of the rocker arm (2), a lifting chain (4) is installed inside the chain pulley (3), a lifting hook (5) is installed at one end of the lifting chain (4), a lifting ring (6) is installed on the lifting hook (5), a cylinder (8) is installed at the bottom of the lifting ring (6), a support frame (9) is installed at the bottom inside of the cylinder (8) through a first bearing (22) in a connecting mode, a lifting appliance main body (10) is fixed at the bottom end of the support frame (9) through welding, a bidirectional motor (13) is installed on one side of the top of the lifting appliance main body, the automatic lifting device is characterized in that a wheel shaft (17) is arranged inside the base (16) close to the top, idler wheels (18) are arranged at two ends of the wheel shaft (17), a threaded hole (20) is formed in the middle of the base (16), a lead screw (12) is arranged in the threaded hole (20), a belt wheel (14) is fixed at one end of the lead screw (12), a connecting rod (11) is arranged at the bottom of the base (16) through a second bearing (23), a lifting hook (5) is arranged at the bottom end of the connecting rod (11) through a pin shaft (21), and the bidirectional motor (13) is electrically connected with the controller (15) through a lead wire.

2. A lifting tool according to claim 1, characterised in that: the bottom of the hanger main body (10) is provided with a cavity (24), the bottom end inside the cavity (24) is provided with a track (19), and the rollers (18) are matched with the track (19).

3. A lifting tool according to claim 1, characterised in that: the middle of the screw rod (12) is provided with a stop block (26), the thread directions of two ends of the stop block (26) are opposite, and the thread directions of the threaded holes (20) of the two bases (16) are matched with the thread direction of the screw rod (12).

4. A lifting tool according to claim 1, characterised in that: rebound baffle (7) are installed to the circular arc top of lifting hook (5), install between rebound baffle (7) and lifting hook (5) rebound spring (25), mutually support between rebound baffle (7), lifting hook (5), rebound spring (25) and constitute self-locking structure.

5. A lifting tool according to claim 1, characterised in that: the output end of the bidirectional motor (13) is connected with a belt wheel (14) through a belt.