CN211078187U

CN211078187U - Hoisting machinery lifting hook mousing-hook protection device

Info

Publication number: CN211078187U
Application number: CN201921605978.5U
Authority: CN
Inventors: 郑大伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-07-24
Anticipated expiration: 2029-09-25

Abstract

The utility model discloses an unhooking prevention protection device for a lifting hook of hoisting machinery, which comprises a lifting hook frame, a wire wheel frame, a cylinder, a storage battery, a lifting hook and a wire wheel; a lifting hook frame is fixedly welded at the bottom of the wire wheel frame, a lifting hook vertically penetrates through the middle of the bottom end of the lifting hook frame, a limiting hole is vertically penetrated through the tail end of the left side of the lifting hook, a limiting rod vertically penetrates through the left side of the lifting hook frame, the bottom of the limiting rod vertically penetrates through the middle of an inner cavity of the limiting hole, and a pull rod is transversely and fixedly welded below the middle of the left side face of the limiting rod; the middle of the bottom end of the wire wheel frame is provided with a storage battery, and mounting columns are fixedly bonded to the tops of the front side face and the rear side face of the storage battery. The utility model discloses a pull rod carries the gag lever post upwards, makes the gag lever post take out from spacing hole inner chamber, then hangs the lifting rope on the lifting hook, then loosens the pull rod, and the gag lever post moves down under the effect of spring force and inserts spacing hole inner chamber again, and then can effectually avoid the lifting rope to drop from the lifting hook.

Description

Hoisting machinery lifting hook mousing-hook protection device

Technical Field

The utility model relates to a crane hook technical field specifically is a hoisting machinery lifting hook mousing-hook protection device.

Background

The crane is large-scale cargo handling equipment, can lift the heavy object by a certain height perpendicularly, then at a certain distance of horizontal migration, make the heavy object can carry out convenient carrying of carrying on the short distance.

The existing crane hook prevents a lifting rope from falling off from the hook by installing an elastic steel sheet on the hook, but the elastic steel sheet has low bearing capacity, and the elastic steel sheet can be completely deformed only by a large force, so that the hook loses the unhooking prevention capacity; and the connection of the line shaft on the lifting hook and the lifting hook is weak, when the crane lifts, the upward pulling force of the crane and the downward pulling force of the heavy object act on the lifting hook in a sudden reverse mode simultaneously, the connection between the line shaft and the lifting hook is likely to break, and the possibility of danger is further increased.

In order to solve the problem, the utility model provides a hoisting machinery lifting hook mousing-hook protection device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoisting machinery lifting hook mousing-hook protection device has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lifting machinery lifting hook mousing-hook protection device comprises a lifting hook frame, a wire wheel frame, a cylinder, a storage battery, a lifting hook and a wire wheel;

a lifting hook frame is fixedly welded at the bottom of the wire wheel frame, a lifting hook vertically penetrates through the middle of the bottom end of the lifting hook frame, a limiting hole is vertically penetrated through the tail end of the left side of the lifting hook, a limiting rod vertically penetrates through the left side of the lifting hook frame, the bottom of the limiting rod vertically penetrates through the middle of an inner cavity of the limiting hole, and a pull rod is transversely and fixedly welded below the middle of the left side face of the limiting rod;

a storage battery is arranged in the middle of the bottom end of the wire wheel carrier, mounting columns are fixedly bonded to the tops of the front side surface and the rear side surface of the storage battery, illuminating lamps are fixedly mounted at the bottoms of the two groups of mounting columns, and a switch is connected to the lower portion of the middle of the front side surface of the storage battery through screws;

the wire wheel frame bottom left and right sides symmetry has welded the cylinder perpendicularly, and is two sets of cylinder inner chamber all is provided with the piston, and is two sets of piston top middle part has all welded perpendicularly flexible post, the wire wheel frame top left and right sides symmetry is vertical has seted up spacing slide opening, and is two sets of transversely run through in the spacing slide opening has the connecting axle, and is two sets of flexible capital portion is run through respectively perpendicularly and welds both ends about the connecting axle.

As an optimized embodiment of the utility model, the winding has the spring on the gag lever post outer wall, the spring is located between gag lever post top and the lifting hook frame.

As a preferred embodiment of the utility model, the fixed magnet board that bonds in battery top, the magnet board top is passed through the online wheel carrier bottom middle part of magnetic force absorption.

As a preferred embodiment of the present invention, two sets of the telescopic columns respectively vertically penetrate the left and right sides of the wire wheel frame.

As an optimized implementation mode of the utility model, it is two sets of be provided with the line wheel between the spacing slide opening, the connecting axle transversely runs through line wheel middle part.

As an optimal implementation mode of the utility model, it is two sets of all there is the sealing rubber circle through draw-in groove fixed sleeve on the piston outer wall.

As a preferred embodiment of the utility model, the electric energy output end of battery passes through the wire and is connected with the electric energy input end of light, the signal output part of switch passes through the wire and is connected with the signal input part of light.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model relates to a hoisting machinery lifting hook mousing-hook protection device draws the gag lever post through the pull rod is upwards, makes the gag lever post take out from spacing hole inner chamber, then hangs the lifting rope on the lifting hook, then loosens the pull rod, and the gag lever post moves down under the effect of spring force and inserts spacing hole inner chamber again, and then can effectually avoid the lifting rope to drop from the lifting hook.

2. The utility model relates to a hoisting machinery lifting hook mousing-hook protection device, in the twinkling of an eye when the goods lifts, this device receives and comes from goods gravity and the tensile dual function of hoist cable, the connecting axle rises along spacing slide opening this moment, the connecting axle drives two sets of pistons through flexible post simultaneously and rises along cylinder inner chamber, make the gas volume between cylinder inner chamber and the piston change, can cushion the removal of piston, and then produce the buffering to the removal of connecting axle, make the goods in the twinkling of an eye of handling, can effectually avoid coming from the fracture of the connecting axle that the dual power of goods and hoist cable caused.

3. The utility model relates to a hoisting machinery lifting hook mousing-hook protection device can control the light through the switch and light work, and then makes this device can be more clear observe the position of lifting hook at the in-process of handling goods, and makes things convenient for the lifting hook to be connected with the carry of goods more, makes the state of observing the goods handling in-process that the hoist operation personnel can be more clear simultaneously.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a front sectional view of an anti-unhooking protection device for a lifting hook of a hoisting machine according to the present invention;

fig. 2 is a right side view of the unhooking prevention protection device for a lifting hook of a hoisting machine of the present invention;

fig. 3 is a front sectional view of a cylinder, a telescopic column and a piston of the unhooking prevention protection device for a lifting hook of a hoisting machine of the present invention;

fig. 4 is a circuit connection diagram of the anti-unhooking protection device for a lifting hook of a hoisting machine of the present invention.

In the figure: the device comprises a lifting hook 1, a limiting hole 2, a pull rod 3, a limiting rod 4, a lifting hook frame 5, a spring 6, a switch 7, a storage battery 8, a mounting column 9, an air cylinder 10, a telescopic column 11, a reel frame 12, a reel 13, a connecting shaft 14, a piston 15, a lighting lamp 16, a sealing rubber ring 17, a magnet plate 18 and a limiting slide hole 19.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-4, the present invention provides a technical solution: a hoisting machinery lifting hook mousing-hook protection device comprises a lifting hook frame 5, a wire wheel frame 12, a cylinder 10, a storage battery 8, a lifting hook 1 and a wire wheel 13;

a lifting hook frame 5 is fixedly welded at the bottom of the wire wheel frame 12, a lifting hook 1 is vertically welded in a penetrating manner at the middle of the bottom end of the lifting hook frame 5, a limiting hole 2 is vertically formed at the tail end of the left side of the lifting hook 1 in a penetrating manner, a limiting rod 4 is vertically arranged at the left side of the lifting hook frame 5 in a penetrating manner, the bottom of the limiting rod 4 is vertically arranged in the middle of an inner cavity of the limiting hole 2 in a penetrating manner, and a pull rod 3 is transversely and fixedly welded below the middle of the;

a storage battery 8 is arranged in the middle of the bottom end of the wire wheel frame 12, mounting columns 9 are fixedly bonded to the tops of the front side surface and the rear side surface of the storage battery 8, illuminating lamps 16 are fixedly mounted at the bottoms of the two groups of mounting columns 9, and a switch 7 is connected to the lower portion of the middle of the front side surface of the storage battery 8 through screws;

the wire wheel frame 12 bottom left and right sides symmetry has welded cylinder 10 perpendicularly, and is two sets of cylinder 10 inner chamber all is provided with piston 15, and is two sets of 15 top middle parts of piston all have welded flexible post 11 perpendicularly, wire wheel frame 12 top left and right sides symmetry is vertical has seted up spacing slide opening 19, and is two sets of transversely run through in the spacing slide opening 19 has connected axle 14, and is two sets of 11 tops of flexible post are run through the both ends about both ends of welding at connected axle 14 perpendicularly respectively.

Wherein, spring 6 has twined on the 4 outer walls of gag lever post, spring 6 is located between 4 tops of gag lever post and lifting hook frame 5.

The top of the storage battery 8 is fixedly bonded with a magnet plate 18, and the top of the magnet plate 18 is adsorbed to the middle of the bottom end of the wire wheel frame 12 through magnetic force.

Wherein, two groups of the telescopic columns 11 respectively vertically penetrate through the left side and the right side of the wire wheel frame 12.

And a wire wheel 13 is arranged between the two groups of limiting sliding holes 19, and the connecting shaft 14 transversely penetrates through the middle part of the wire wheel 13.

And sealing rubber rings 17 are fixedly sleeved on the outer walls of the two groups of pistons 15 through clamping grooves.

The electric energy output end of the storage battery 8 is connected with the electric energy input end of the illuminating lamp 16 through a conducting wire, and the signal output end of the switch 7 is connected with the signal input end of the illuminating lamp 16 through a conducting wire.

It should be noted that the utility model relates to a hoisting machinery lifting hook mousing-hook protection device, including lifting hook 1, spacing hole 2, pull rod 3, gag lever post 4, lifting hook frame 5, spring 6, switch 7, battery 8, erection column 9, cylinder 10, flexible post 11, line wheel carrier 12, line wheel 13, connecting axle 14, piston 15, light 16, sealing rubber circle 17, magnet board 18, spacing slide opening 19, the part is the part that general standard spare or technical personnel in the art know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental approach.

The switch in the above is a ship-shaped rocker power switch with model number of KCD2-201N manufactured by Changzhou Taiming electronic and electric appliances company, and the illuminating lamp is a L ED lamp with model number of E1427 manufactured by European and ordinary illumination.

The working principle is that a crane sling is wound on a wire wheel 13, when goods are hoisted, a limiting rod 4 is lifted upwards through a pull rod 3, the limiting rod 4 is taken out of an inner cavity of a limiting hole 2, then the sling is hung on a lifting hook 1, then the pull rod 3 is loosened, the limiting rod 4 moves downwards under the action of the elastic force of a spring 6 and is inserted into the inner cavity of the limiting hole 2 again, so that the sling can be effectively prevented from falling off from the lifting hook 1, at the moment when the goods are hoisted, the device is subjected to the dual effects of gravity from the goods and the pulling force of the sling, at the moment, a connecting shaft 14 rises along a limiting sliding hole 19, meanwhile, the connecting shaft 14 drives two groups of pistons 15 to rise along the inner cavity of a cylinder 10 through a telescopic column 11, so that the volume of gas between the inner cavity of the cylinder 10 and the pistons 15 is changed, the movement of the pistons 15 can, the fracture of connecting axle 14 that can effectually avoid coming from the dual power of goods and hoist cable to cause can control light 16 through switch 7 and light work, and then makes this device can be more clear observe the position of lifting hook 1 at the in-process of handling goods, and makes things convenient for the carry of lifting hook 1 and goods to be connected more, makes the state of observing the goods handling in-process that hoist operating personnel can be more clear simultaneously.

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 lifting machinery lifting hook unhooking prevention protection device is characterized by comprising a lifting hook frame (5), a wire wheel frame (12), a cylinder (10), a storage battery (8), a lifting hook (1) and a wire wheel (13);

a hook frame (5) is fixedly welded at the bottom of the wire wheel frame (12), a lifting hook (1) is vertically welded in the middle of the bottom end of the hook frame (5) in a penetrating mode, a limiting hole (2) is vertically formed in the tail end of the left side of the lifting hook (1) in a penetrating mode, a limiting rod (4) is vertically arranged in the left side of the hook frame (5) in a penetrating mode, the bottom of the limiting rod (4) vertically penetrates through the middle of an inner cavity of the limiting hole (2), and a pull rod (3) is transversely fixedly welded below the middle of the left side face of the limiting rod (;

a storage battery (8) is arranged in the middle of the bottom end of the wire wheel frame (12), mounting columns (9) are fixedly bonded to the tops of the front side face and the rear side face of the storage battery (8), illuminating lamps (16) are fixedly mounted at the bottoms of the two groups of mounting columns (9), and a switch (7) is connected to the lower portion of the middle of the front side face of the storage battery (8) through screws;

the wire wheel frame (12) bottom left and right sides symmetry has perpendicularly welded cylinder (10), and is two sets of cylinder (10) inner chamber all is provided with piston (15), and is two sets of piston (15) top middle part all has perpendicular welding to have flexible post (11), wire wheel frame (12) top left and right sides symmetry is vertical has seted up spacing slide opening (19), and is two sets of transversely run through in spacing slide opening (19) has connecting axle (14), and is two sets of flexible post (11) top is run through the both ends about both ends of welding connecting axle (14) respectively perpendicularly.

2. The hoisting machinery lifting hook unhooking prevention protection device of claim 1, wherein: and a spring (6) is wound on the outer wall of the limiting rod (4), and the spring (6) is positioned between the top of the limiting rod (4) and the hook hanging frame (5).

3. The hoisting machinery lifting hook unhooking prevention protection device of claim 1, wherein: the top of the storage battery (8) is fixedly bonded with a magnet plate (18), and the top of the magnet plate (18) is adsorbed to the middle of the bottom end of the online wheel carrier (12) through magnetic force.

4. The hoisting machinery lifting hook unhooking prevention protection device of claim 1, wherein: the two groups of telescopic columns (11) respectively vertically penetrate through the left side and the right side of the wire wheel frame (12).

5. The hoisting machinery lifting hook unhooking prevention protection device of claim 1, wherein: and a wire wheel (13) is arranged between the two groups of limiting sliding holes (19), and the connecting shaft (14) transversely penetrates through the middle part of the wire wheel (13).

6. The hoisting machinery lifting hook unhooking prevention protection device of claim 1, wherein: and sealing rubber rings (17) are fixedly sleeved on the outer walls of the two groups of pistons (15) through clamping grooves.

7. The hoisting machinery lifting hook unhooking prevention protection device of claim 1, wherein: the electric energy output end of the storage battery (8) is connected with the electric energy input end of the illuminating lamp (16) through a lead, and the signal output end of the switch (7) is connected with the signal input end of the illuminating lamp (16) through a lead.