CN223765887U

CN223765887U - A rotatable lifting sling

Info

Publication number: CN223765887U
Application number: CN202520395812.4U
Authority: CN
Inventors: 吕红娜
Original assignee: Huixing Heavy Industry Qingdao Co ltd
Current assignee: Huixing Heavy Industry Qingdao Co ltd
Priority date: 2025-03-07
Filing date: 2025-03-07
Publication date: 2026-01-06
Anticipated expiration: 2035-03-07

Abstract

The utility model provides a rotatable lifting sling tool, which belongs to the technical field of lifting sling tools and comprises a turntable and a connecting component connected with the turntable, wherein a plurality of sling iron chains are fixedly arranged on the bottom surface of the turntable, hooks are fixedly arranged at the bottoms of the sling iron chains, the connecting component comprises a suspender, a connecting hole, a lower clamping disc and an upper clamping disc, the connecting hole is formed above the suspender in a penetrating manner, the lower clamping disc is fixedly arranged at the bottom of the suspender, and the lower clamping disc is fixedly arranged on the outer side surface of the suspender.

Description

Rotatable lifting sling

Technical Field

The utility model relates to the technical field of lifting slings, in particular to a rotatable lifting sling.

Background

The lifting sling is a connecting piece between a crane or a body of a suspended object and the suspended object, covers slings and slings, and mainly comprises wire rope slings, chain slings, sling ropes of a lifting belt, shackles, lifting hooks, hanging (clamping) tongs, magnetic slings and the like;

As in the prior art, the patent with the authorized bulletin number of CN222475879U discloses a rotatable lifting sling, the device can rotate the rotating disc, the supporting disc and the positioning disc through the rolling groove and the rolling ball, so that the rotation of the rotating disc is more stable, the goods can be stably hoisted through four groups of hooks, and the rotating disc can be braked through the hydraulic cylinder, the compression block and the brake block, so that the rotating disc is stopped to rotate, the goods can be stably hoisted, and the use effect of the sling is better;

but the device when the angle to heavy object carries out hoist and mount, when needing the adjustment heavy object, needs the manual work to promote the goods and makes the rolling disc rotate, when hoist and mount heavy object, the manual work promotes the goods and makes goods and rolling disc rotate, influences staff's personal safety, is unfavorable for the angle modulation and the stable hoist and mount of goods, consequently designs a rotatable jack-up hoist cable utensil and solves above-mentioned problem.

Disclosure of utility model

The present utility model is directed to a rotatable lifting sling for solving the above-mentioned problems of the prior art.

The utility model aims to solve the technical problems that the angle of a cargo is adjusted by manually pushing the cargo when the angle of the cargo is required to be adjusted by the rotatable lifting sling in the prior art, the personal safety of staff is affected, and the angle adjustment and stable lifting of the cargo are not facilitated.

The utility model provides a rotatable lifting sling tool, which comprises a turntable and a connecting component connected with the turntable, wherein a plurality of sling iron chains are fixedly arranged on the bottom surface of the turntable, hooks are fixedly arranged on the bottom of the sling iron chains, the connecting component comprises a suspender, a connecting hole, a lower clamping disc and an upper clamping disc, the connecting hole is formed above the suspender in a penetrating manner, the lower clamping disc is fixedly arranged on the bottom of the suspender, the lower clamping disc is fixedly arranged on the outer side surface of the suspender, the suspender penetrates through the center of the turntable, the turntable is arranged between the lower clamping disc and the upper clamping disc, first annular arc grooves are formed in the upper surface and the lower surface of the turntable, second annular arc grooves are formed in the upper surface of the lower clamping disc and the bottom surface of the upper clamping disc, a plurality of balls are arranged in the annular grooves in a rolling manner, and a toothed ring is fixedly arranged on the outer side surface of the suspender, and a driving mechanism for driving the turntable to rotate is fixedly arranged on the suspender.

Preferably, the driving mechanism comprises a fixing ring, the fixing ring is fixedly arranged on the suspender, horizontal plates are fixedly arranged on the left side and the right side of the fixing ring, a transmission assembly is arranged on the left side of the horizontal plates, and a scram assembly is arranged on the right side of the horizontal plates.

Preferably, the weight of the transmission assembly is the same as the weight of the scram assembly.

Preferably, the transmission assembly comprises a motor and a first gear, the motor is mounted on the horizontal plate on the left side, and the first gear is mounted at the output end of the motor.

Preferably, the scram subassembly includes pivot, second gear, column spinner, electronic hydraulic stem and arc, the pivot passes through the bearing rotation and sets up on right side horizontal plate, the fixed second gear that is provided with in bottom of pivot, the fixed column spinner that should be provided with in top of pivot, the right side install electronic hydraulic stem through the mounting panel on the horizontal plate, the fixed arc that is provided with of output of electronic hydraulic stem.

Preferably, the first gear and the second gear are both intermeshed with the toothed ring.

Preferably, the arc plate is positioned at the left side of the rotary column, the corresponding inner diameter of the arc plate is equal to the outer diameter of the rotary column, and the corresponding radian of the arc plate is 180 degrees.

Preferably, when the electric hydraulic rod stretches out and draws back, the arc plate can be sleeved on the rotating column.

Preferably, the inner side surface of the arc plate is provided with a sanding layer.

Compared with the prior art, the utility model has at least the following beneficial effects:

1. According to the utility model, the driving assembly is arranged, when a counterweight is hoisted, the suspender is arranged on the crane through the connecting hole, the hooks of the sling iron chains are hung on the counterweight to be hoisted, when the angle of the cargo is required to be regulated in the hoisting process, the driving mechanism drives the turntable to rotate, and the turntable drives the counterweight to rotate through the sling iron chains and the hooks, so that the effect of regulating the angle of the cargo is realized, the cargo is not required to be manually pushed to regulate the angle of the cargo, and the operation is simple and convenient.

2. According to the utility model, the balls are arranged, so that the balls roll in the first annular arc groove and the second annular arc groove in the rotating process of the turntable, and the friction force between the turntable and the lower clamping disc and between the turntable and the upper clamping disc can be reduced.

3. According to the utility model, the transmission assembly is arranged, when the angle of the lifted heavy object is required to be adjusted, the motor is started, the motor drives the first gear to rotate, the first gear drives the toothed ring to enable the turntable to rotate, and the turntable drives the heavy object to rotate through the sling iron chain and the hook, so that the effect of adjusting the angle of the lifted heavy object is realized.

4. According to the utility model, the emergency stop assembly is arranged, after the angle adjustment is finished, the motor stops rotating, the arc plate is driven to move to the right side by the extension of the electric hydraulic rod, the arc plate is tightly attached to the rotating column, the effect of preventing the rotating shaft and the second gear from rotating is achieved, the second gear is meshed with the toothed ring, the effect of preventing the toothed ring and the rotary table from rotating is achieved, and the problem that the angle deviation occurs when the angle of a hoisted weight is adjusted due to the fact that goods and the rotary table rotate due to inertia after the motor is closed is prevented.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

Fig. 1 is a schematic perspective view of the whole structure of the present utility model.

FIG. 2 is a schematic cross-sectional view of the whole structure of the present utility model.

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model.

Fig. 4 is a schematic perspective view of a driving mechanism according to the present utility model.

Fig. 5 is a schematic perspective view of a driving mechanism according to a second embodiment of the present utility model.

[ Reference numerals ]

1. The rotary table comprises a rotary table, 101, a first annular arc groove, 102, a toothed ring, 2, a hanging rod, 201, a connecting hole, 202, a lower clamping disc, 203, an upper clamping disc, 204, a second annular arc groove, 205, a ball, 3, a sling iron chain, 4, a hook, 5, a fixed ring, 501, a horizontal plate, 502, a motor, 503, a first gear, 504, a rotating shaft, 505, a second gear, 506, a rotating column, 507, an electric hydraulic rod, 508 and an arc plate.

Detailed Description

Examples:

As shown in fig. 1-5, the embodiment of the utility model provides a rotatable lifting sling tool, which comprises a turntable 1 and a connecting component connected with the turntable 1, wherein a plurality of sling iron chains 3 are fixedly arranged on the bottom surface of the turntable 1, hooks 4 are fixedly arranged on the bottom of the sling iron chains 3, the connecting component comprises a suspender 2, a connecting hole 201, a lower clamping disc 202 and an upper clamping disc 203, a connecting hole 201 is arranged above the suspender 2 in a penetrating manner, the lower clamping disc 202 is fixedly arranged on the bottom of the suspender 2, an upper clamping disc 203 is fixedly arranged on the outer side surface of the suspender 2, the suspender 2 penetrates through the center of the turntable 1, the turntable 1 is positioned between the lower clamping disc 202 and the upper clamping disc 203, a first annular arc groove 101 is formed on the upper surface and the lower surface of the turntable 1, a second annular arc groove 204 is formed on the upper surface of the upper clamping disc 203, an annular channel is formed by the first annular arc groove 101 and the second annular arc groove 204, a plurality of balls 205 are arranged in the annular channel in a rolling manner, a toothed ring 102 is fixedly arranged on the outer side surface of the turntable 1, and a driving mechanism is fixedly arranged on the turntable 1.

Through being provided with drive assembly, when carrying out hoist and mount to heavy object, install jib 2 on the loop wheel machine through connecting hole 201, couple 4 of many hoist cable iron chains 3 hang on the heavy object that needs hoist and mount, when the angle of hoist and mount in-process needs adjustment goods, it is rotatory to drive carousel 1 through actuating mechanism, carousel 1 drives the heavy object through hoist cable iron chain 3 and couple 4 and rotates, realizes the effect of adjustment goods angle, need not the manual work and promotes the regulation that the goods realized goods angle, easy operation, it is convenient.

By providing the balls 205, during rotation of the turntable 1, the balls 205 roll in the first and second annular arc grooves 101 and 204 to reduce friction between the turntable 1 and the upper and lower clamping plates 203 and 203.

In this embodiment, the driving mechanism includes a fixed ring 5, the fixed ring 5 is fixedly arranged on the boom 2, horizontal plates 501 are fixedly arranged on the left side and the right side of the fixed ring 5, a transmission assembly is arranged on the left horizontal plate 501, and a scram assembly is arranged on the right horizontal plate 501.

In this embodiment, the weight of the transmission assembly is the same as that of the emergency stop assembly, so that the weight of the left and right sides of the horizontal plate 501 is the same, and the stability of the vertical state of the boom 2 is ensured.

In this embodiment, the transmission assembly includes a motor 502 and a first gear 503, the motor 502 is installed on the left horizontal plate 501, and the first gear 503 is installed at the output end of the motor 502.

In this embodiment, the scram subassembly includes pivot 504, second gear 505, column spinner 506, electronic hydraulic stem 507 and arc 508, and pivot 504 passes through the bearing rotation to be set up on right side horizontal plate 501, and the fixed second gear 505 that is provided with in bottom of pivot 504, the fixed column spinner 506 that should be provided with in top of pivot 504, install electronic hydraulic stem 507 through the mounting panel on the right side horizontal plate 501, the fixed arc 508 that is provided with in output of electronic hydraulic stem 507.

In this embodiment, the first gear 503 and the second gear 505 are meshed with the toothed ring 102, so that the first gear 503 drives the toothed ring 102 to rotate, thereby achieving the effect of driving the turntable 1 to rotate.

Through being provided with drive assembly, when needing to adjust hoist and mount heavy object angle, through opening motor 502, motor 502 drives first gear 503 rotation, and first gear 503 drives ring gear 102 for carousel 1 is rotatory, and carousel 1 passes through hoist and mount iron chain 3 and couple 4 and drives the heavy object rotation, realizes the effect of adjustment hoist and mount back heavy object angle.

In this embodiment, the arc plate 508 is located at the left side of the rotating column 506, and the inner diameter of the arc plate 508 is equal to the outer diameter of the rotating column 506, and the arc of the arc plate 508 is 180 °.

In this embodiment, when the electric hydraulic rod 507 stretches and contracts, the arc plate 508 may be sleeved on the rotating column 506, and the effect of preventing the rotating column 506 from rotating may be achieved by the friction between the arc plate 508 and the rotating column 506.

In this embodiment, the inner side surface of the arc plate 508 is provided with a sanding layer to increase the friction coefficient of the arc plate 508, thereby increasing the friction force between the arc plate 508 and the rotating column 506.

Through being provided with the scram subassembly, after angle modulation is accomplished, motor 502 stops the rotation, and drive arc 508 to the right side through electronic hydraulic stem 507 extension and remove, arc 508 hugs closely on column of revolution 506, realize preventing rotatory effect of pivot 504 and second gear 505, second gear 505 meshes with ring gear 102, realize preventing the rotatory effect to ring gear 102 and carousel 1, prevent that motor 502 from closing the back, goods and carousel 1 because inertial rotation, take place the problem of angular deviation when preventing the heavy object angle modulation of hoist and mount.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and improvements can be made by those skilled in the art without departing from the spirit of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent.

Claims

1. The rotatable lifting sling is characterized by comprising a turntable (1) and a connecting assembly connected with the turntable (1), wherein a plurality of sling iron chains (3) are fixedly arranged on the bottom surface of the turntable (1), hooks (4) are fixedly arranged at the bottom of the sling iron chains (3), the connecting assembly comprises a hanging rod (2), a connecting hole (201), a lower clamping disc (202) and an upper clamping disc (203), the connecting hole (201) is formed in the upper portion of the hanging rod (2) in a penetrating manner, the lower clamping disc (202) is fixedly arranged at the bottom of the hanging rod (2), a lower clamping disc (202) is fixedly arranged on the outer side surface of the hanging rod (2), the hanging rod (2) penetrates through the center of the turntable (1), the turntable (1) is positioned between the lower clamping disc (202) and the upper clamping disc (203), a first annular arc groove (101) is formed in the upper surface and the lower surface of the turntable (1), a second annular groove (204) is formed in the upper surface of the lower clamping disc (202) and the bottom surface of the upper clamping disc (203), a plurality of annular grooves (204) are formed in the annular grooves (101) and a plurality of annular grooves (204) are formed in the annular groove (101), the boom (2) is fixedly provided with a driving mechanism for driving the turntable (1) to rotate.

2. The rotatable lifting sling as defined in claim 1, wherein the driving mechanism comprises a fixed ring (5), the fixed ring (5) is fixedly arranged on the hanger rod (2), horizontal plates (501) are fixedly arranged on the left side and the right side of the fixed ring (5), a transmission assembly is arranged on the left side of the horizontal plates (501), and a scram assembly is arranged on the right side of the horizontal plates (501).

3. The rotatable lifting sling as defined in claim 2, wherein the transmission assembly is of the same weight as the scram assembly.

4. The rotatable lifting sling as defined in claim 3, wherein the transmission assembly comprises a motor (502) and a first gear (503), the left side of the horizontal plate (501) is provided with the motor (502), and the output end of the motor (502) is provided with the first gear (503).

5. The rotatable lifting sling tool as defined in claim 4, wherein the emergency stop component comprises a rotating shaft (504), a second gear (505), a rotating column (506), an electric hydraulic rod (507) and an arc plate (508), the rotating shaft (504) is rotatably arranged on a right horizontal plate (501) through a bearing, the second gear (505) is fixedly arranged at the bottom of the rotating shaft (504), the rotating column (506) is fixedly arranged at the top of the rotating shaft (504), the electric hydraulic rod (507) is arranged on the right horizontal plate (501) through a mounting plate, and the arc plate (508) is fixedly arranged at the output end of the electric hydraulic rod (507).

6. The rotatable lifting sling as defined in claim 5, wherein the first gear (503) and the second gear (505) are both in engagement with the toothed ring (102).

7. The rotatable lifting sling as defined in claim 6, wherein the curved plate (508) is positioned at the left side of the rotating column (506), the inner diameter of the curved plate (508) is equal to the outer diameter of the rotating column (506), and the radian of the curved plate (508) is 180 °.

8. The rotatable lifting sling as defined in claim 7, wherein the arcuate plate (508) is adapted to be engaged with the rotating post (506) when the electro-hydraulic rod (507) is extended and retracted.

9. The rotatable lifting sling as defined in claim 8, wherein the inner side surface of the arcuate plate (508) is provided with a sanding layer.