CN210854928U

CN210854928U - Crane lifting lug

Info

Publication number: CN210854928U
Application number: CN201921447636.5U
Authority: CN
Inventors: 孙校
Original assignee: Laiwu Yulu Hoisting Machinery Co Ltd
Current assignee: Shandong Yulu Lifting Machinery Co.,Ltd.
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-06-26
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a hoist lug, including the lifting hook body, lifting hook body lower extreme both sides are the fixed slide bar that is provided with all, the slide bar is kept away from the fixed connecting plate that is provided with of one end of lifting hook body, be provided with first screw rod through the pivot activity between the connecting plate, first screw rod surface set thread, first screw rod surface both sides screw thread is opposite, first screw rod outside surface is provided with the slider through the screw thread activity, slider upper end movable sleeve is established on slide bar outside surface, the fixed block that is provided with of slider lower extreme, the inside fixed block mechanism that is provided with of fixed block. The utility model discloses simple structure can conveniently hoist tubulose goods such as big small pipeline to fixed process is comparatively convenient.

Description

Crane lifting lug

Technical Field

The utility model relates to a hoisting accessory technical field specifically is a hoist lug.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. Also known as overhead traveling cranes, gantry cranes, and cranes, bridge cranes are commonly used in construction sites, and bridge cranes are hoisting equipment that cross-frame over workshops, warehouses, and yards to hoist materials. Since its two ends are seated on a tall concrete column or a metal bracket, it is shaped like a bridge. The bridge frame of the bridge crane runs longitudinally along the rails laid on the elevated frames at two sides, so that the space below the bridge frame can be fully utilized to hoist materials without being hindered by ground equipment. The lifting machine has the widest application range and the largest quantity.

But the crane couple that uses at present is when hoisting pipeline class goods, and is comparatively inconvenient, need tie up the pipeline through tying up the rope, then its hoisting is hung to the rethread lifting hook, and whole process is wasted time and energy to the security is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist lug to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a crane lug, includes the lifting hook body, lifting hook body lower extreme both sides are all fixed and are provided with the slide bar, the slide bar is kept away from the fixed connecting plate that is provided with of one end of lifting hook body, be provided with first screw rod through the pivot activity between the connecting plate, first screw rod surface setscrew thread, first screw rod surface both sides screw thread is opposite, first screw rod outside surface is provided with the slider through the screw thread activity, the movable sleeve of slider upper end is established on slide bar outside surface, the fixed block that is provided with of slider lower extreme, the fixed block is inside to be fixed to be provided.

Preferably, the clamping mechanism comprises a second screw rod, a moving block, a connecting block, a fixing rod, a first connecting rod, a clamping block and a second connecting rod, the second screw is fixedly arranged at the lower end in the fixed block, the outer surface of the second screw is movably provided with a moving block through threads, one side of the moving block is movably provided with a connecting block through a bearing, one end of the second screw rod far away from the fixed block is fixedly provided with a fixed rod, a plurality of first connecting rods are movably arranged on the periphery of the surface of the fixed rod through a rotating shaft, clamping blocks are movably arranged at one ends of the first connecting rods far away from the fixed rod through the rotating shaft, one side that the connecting block is close to the fixture block is provided with a plurality of second connecting rods through the pivot activity, and is a plurality of the second connecting rod is close to between the one end of fixture block and the fixture block through pivot swing joint, can conveniently block different thickness pipelines through block mechanism.

Preferably, a handle is fixedly arranged on one side of the moving block, and the connecting block can be conveniently rotated through the handle.

Preferably, one side of the connecting plate is fixedly provided with a motor through a mounting seat, the output shaft end of the motor is fixedly connected with the first screw rod through a coupling, and the first screw rod can be driven to rotate through the motor.

Preferably, the outer side surface of the handle is provided with an anti-slip bulge, and the friction force on the surface of the handle can be increased through the anti-slip bulge, so that the handle is convenient to rotate.

Preferably, a rubber pad is fixedly arranged on the outer side surface of the clamping block. The friction force on the outer side surface of the clamping block can be increased through the rubber pad, so that the clamping block can be conveniently clamped and fixed on a pipeline.

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

1. the utility model discloses pipeline length that can fix as required during the use device drives first screw rod through the motor earlier and rotates, drives the slider through the screw thread on first screw rod surface and removes along the slide bar, because the screw thread of first screw rod surface both sides is opposite, so two sliders also move in the opposite direction when first screw rod drives the removal, and the distance between two block mechanisms is greater than the distance that needs between the fixed pipeline and can stops, and the device can adapt to the pipeline of multiple length.

2. The utility model discloses inside control motor reversal inserted the pipeline with the fixture block position of block mechanism, rotate the movable block through the handle afterwards, the movable block rotates the back and promotes the connecting block through the screw thread and removes, can promote the second when the connecting block removes even with the pole to with fixture block jack-up, will tightly fix the pipeline inside the pipeline after the fixture block jack-up, prevent follow-up pipeline emergence after lifting up the pipeline and rock to improve device's result of use.

Drawings

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

fig. 2 is a schematic view of the overall structure of a crane lifting lug clamping mechanism of the present invention;

fig. 3 is an enlarged view of a position a in fig. 2 of a crane lug of the present invention.

In the figure: 1. a hook body; 2. a slide bar; 3. a connecting plate; 4. a first screw; 5. a slider; 6. a fixed block; 7. a second screw; 8. a moving block; 9. connecting blocks; 10. fixing the rod; 11. a first connecting rod; 12. a clamping block; 13. a second connecting rod; 14. a handle; 15. an electric motor.

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. 1-3, the present invention provides a technical solution: the utility model provides a crane lug, includes lifting hook body 1, 1 lower extreme both sides of lifting hook body are all fixed and are provided with slide bar 2, slide bar 2 keeps away from the fixed connecting plate 3 that is provided with of one end of lifting hook body 1, be provided with first screw rod 4 through the pivot activity between the connecting plate 3, the screw thread has been seted up on 4 surfaces of first screw rod, 4 surperficial both sides screw threads of first screw rod are opposite, 4 outside surfaces of first screw rod are provided with slider 5 through the screw thread activity, 5 upper end movable sleeve of slider are established on 2 outside surfaces of slide bar, 5 lower extremes of slider are fixed and are provided with

fixed block

6, 6 inside fixed block mechanisms that are.

The clamping mechanism comprises a second screw 7, a moving block 8, a connecting block 9, a fixed rod 10, a first connecting rod 11, a clamping block 12 and a second connecting rod 13, the second screw 7 is fixedly arranged at the lower end inside the fixed block 6, the outer side surface of the second screw 7 is movably provided with the moving block 8 through threads, one side of the moving block 8 is movably provided with the connecting block 9 through a bearing, one end of the second screw 7, far away from the fixed block 6, is fixedly provided with the fixed rod 10, the periphery of the surface of the fixed rod 10 is movably provided with a plurality of first connecting rods 11 through a rotating shaft, one end of the plurality of first connecting rods 11, far away from the fixed rod 10, is movably provided with the clamping block 12 through the rotating shaft, one side of the connecting block 9, close to the clamping block 12, is movably provided with the plurality of second connecting rods 13, can conveniently block different thickness pipelines through block mechanism, 8 one sides of movable block are fixed and are provided with handle 14, can conveniently rotate connecting block 9 through

handle

14, 3 one sides of connecting plate are provided with motor 15 through the mount pad is fixed, the output shaft end of motor 15 passes through fixed connection between shaft joint and the first screw rod 4, can drive first screw rod 4 through motor 15 and rotate, 14 outside surfaces of handle are provided with the non-slip raised, can increase the frictional force on 14 surfaces of handle through the non-slip raised to conveniently

rotate handle

14, 12 outside fixed surfaces of fixture block are provided with the rubber pad. The friction force on the outer side surface of the clamping block 12 can be increased through the rubber pad, so that the clamping block 12 can be conveniently clamped and fixed on a pipeline.

The working principle is as follows: before the device is used, the hook body 1 and the lifting device can be fixedly connected, when the device is used, the length of a pipeline can be fixed according to needs, the first screw rod 4 is driven to rotate by the motor 15, the sliding blocks 5 are driven to move along the sliding rod 2 by the threads on the surface of the first screw rod 4, the threads on the two sides of the surface of the first screw rod 4 are opposite, so that the two sliding blocks 5 move in opposite directions when the first screw rod 4 drives to move, when the distance between the two clamping mechanisms is larger than the distance between the pipelines to be fixed, the two clamping mechanisms can be stopped, then the motor 15 is controlled to rotate reversely, the clamping block 12 part of each clamping mechanism is inserted into the pipeline, then the moving block 8 is rotated by the handle 14, the connecting block 9 is pushed to move by the threads after the moving block 8 rotates, the second connecting rod is pushed when the connecting block 9 moves, so that the clamping block 12 is jacked, and the pipeline can be tightly, prevent follow-up pipeline emergence after hoisting the pipeline and rock to improve device's result of use, this is exactly the utility model relates to a principle of operation of hoist lug.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A crane lug, includes lifting hook body (1), its characterized in that: the lifting hook comprises a lifting hook body (1), a sliding rod (2) is fixedly arranged on two sides of the lower end of the lifting hook body (1), a connecting plate (3) is fixedly arranged at one end of the sliding rod (2) far away from the lifting hook body (1), a first screw rod (4) is movably arranged between the connecting plate (3) through a rotating shaft, threads are formed in the surface of the first screw rod (4), threads on two sides of the surface of the first screw rod (4) are opposite, a sliding block (5) is movably arranged on the surface of the outer side of the first screw rod (4) through threads, the sliding block (5) is movably sleeved on the surface of the outer side of the sliding rod (2) at the upper end of the sliding block (5).

2. A crane lug according to claim 1, characterised in that: the clamping mechanism comprises a second screw rod (7), a movable block (8), a connecting block (9), a fixed rod (10), a first connecting rod (11), a clamping block (12) and a second connecting rod (13), the second screw rod (7) is fixedly arranged at the lower end inside the fixed block (6), the movable block (8) is movably arranged on the outer side surface of the second screw rod (7) through threads, the connecting block (9) is movably arranged on one side of the movable block (8) through a bearing, the fixed rod (10) is fixedly arranged at one end, far away from the fixed block (6), of the second screw rod (7), a plurality of first connecting rods (11) are movably arranged on the periphery of the surface of the fixed rod (10) through rotating shafts, the clamping block (12) is movably arranged at one ends, far away from the fixed rod (10), of the first connecting rods (11) through the rotating shafts, the clamping block (12) is movably, one end of the second connecting rods (13) close to the clamping blocks (12) is movably connected with the clamping blocks (12) through rotating shafts.

3. A crane lug according to claim 2, characterised in that: a handle (14) is fixedly arranged on one side of the moving block (8).

4. A crane lug according to claim 1, characterised in that: and one side of the connecting plate (3) is fixedly provided with a motor (15) through a mounting seat, and the output shaft end of the motor (15) is fixedly connected with the first screw rod (4) through a coupling.

5. A crane lug according to claim 3 wherein: the outer side surface of the handle (14) is provided with an anti-skid bulge.

6. A crane lug according to claim 2, characterised in that: and a rubber pad is fixedly arranged on the outer side surface of the clamping block (12).