CN216426518U - Multi-directional fixing and buffering device for cable of lifting appliance - Google Patents

Abstract

The utility model discloses a fixed, buffer of hoist cable multidirectional, its characterized in that: the hanger comprises a hanger cable, an anchor ear, a clamping plate, a spring, an installation bottom plate and an electromagnetic chuck, wherein the anchor ear is sleeved on the hanger cable and is reinforced by the clamping plate; the clamping plate is provided with a lifting lug, the upper end face of the mounting bottom plate is provided with a lug, the clamping plate is fixedly connected with one end of the spring through the lifting lug, and the other end of the spring is fixedly connected with the lug of the mounting bottom plate; the lower end surface of the mounting bottom plate is fixedly connected with the electromagnetic chuck; the upper end of the hanger cable is connected with the hanger cable drum, and the lower end of the hanger cable is connected with the electromagnetic chuck. The utility model solves the problem that the buffering effect is poor when the sucker is inclined to lift and the included angle exists between the sling cable and the buffering direction of the buffer, can provide buffering force in all directions for the cable, and has better buffering effect at any angle; the applicability is strong, and the cable tension buffer device can be used for any occasions needing to provide tension buffering for a lifting appliance cable; simple and effective structure and is beneficial to reducing the manufacturing cost.

Description

Multi-directional fixing and buffering device for cable of lifting appliance

Technical Field

The utility model relates to a hoist buffer, concretely relates to hoist cable multidirectional fixed, buffer.

Background

When a gantry crane (hereinafter, simply referred to as a gantry crane) is used for loading and unloading scrap steel at a port or a wharf, an electromagnetic chuck is generally used for loading and unloading the scrap steel. The electromagnetic chuck absorbs the magnetic force of the scrap steel, the gantry crane supplies power to the electromagnetic chuck through a hanger cable, and the on-off of a circuit is controlled on the gantry crane; the electromagnetic chuck is lifted by a lifting steel wire rope of the gantry crane, and the movement path of the electromagnetic chuck is that the electromagnetic chuck ascends or descends along the steel wire rope drooping through the head of the trunk like the nose bridge; in consideration of convenience of power supply and safety in use of the electromagnetic chuck, a hanger cable drum is generally arranged on the trunk of the elephant nose, and the cable is led out downwards from the head of the trunk of the elephant nose through a cable redirection pulley at the head of the trunk of the elephant nose and is basically positioned at the same position as a lifting steel wire rope; the cable drum is linked with the hoisting mechanism through program control, and when the electromagnetic chuck ascends, the hanger cable is withdrawn; when the electromagnetic chuck descends, the hanger cable is released, so that the hanger cable is always in a vertical state.

In actual operation, because the speed of the cable winding and discharging of the cable winding drum and the lifting speed of the electromagnetic chuck cannot be completely synchronous, the cable can generate the change of the loose and tight states when the lifting is increased and reduced, and when the cable is changed from the loose state to the tensioning state, the joint of the cable connected with the electromagnetic chuck can be suddenly impacted, so that the connecting pieces of the cable, the cable and the joint of the electromagnetic chuck are easy to damage.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multi-directional fixing and buffering device for a hanger cable aiming at the defects in the prior art, so as to solve the problem that the buffering effect is poor when a sucker is inclined to rise and an included angle exists between the hanger cable and the buffering direction of a buffer; and when in actual use, the buffer force can be provided for the hanger cable in any direction, so that the cable is protected, and the service life of the cable is prolonged.

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

the utility model provides a hoist cable multidirectional fixing, buffer which characterized in that: the lifting appliance cable is strip-shaped, the hoop is columnar, a first through hole is formed in the middle of the hoop, the lifting appliance cable penetrates through the first through hole, the upper end of the lifting appliance cable is connected with a lifting appliance cable drum, and the lower end of the lifting appliance cable is connected with the electromagnetic chuck; the clamping plate is columnar and hollow, the shape of the inner wall of the clamping plate is consistent with that of the outer side of the hoop, and the clamping plate is evenly divided into a left part and a right part along the center line; a lifting lug is fixedly arranged on the outer end face of the left side of the left clamping plate, a lifting lug is fixedly arranged on the outer end face of the rear side of the left clamping plate, and a fixing block is fixedly arranged at the symmetrical position of the outer end faces of the front side and the rear side of the left clamping plate; a lifting lug is fixedly arranged on the outer end surface of the right side of the clamping plate, a lifting lug is fixedly arranged on the outer end surface of the front side of the right side of the clamping plate, and a fixing block corresponding to the left side of the clamping plate is fixedly arranged on the outer end surfaces of the front side and the rear side of the right side of the clamping plate; the middle positions of the lifting lugs are provided with second through holes, the middle positions of the fixed blocks are provided with third through holes, and the left clamping plate and the right clamping plate are fixedly arranged on the outer sides of the hoops through the third through holes of the fixed blocks; the spring is strip-shaped, and two ends of the spring are respectively and fixedly provided with a fixed ring; the mounting base plate is rectangular, four ends of the mounting base plate are respectively provided with a fourth through hole, four convex blocks respectively corresponding to the lifting lugs of the clamping plate are fixedly mounted on the upper end face of the mounting base plate, and fifth through holes are formed in the middle positions of the convex blocks; one end of the spring is fixedly connected with the second through hole of the lifting lug of the clamping plate through the fixing ring, and the other end of the spring is correspondingly and fixedly connected with the fifth through hole of the lug of the mounting bottom plate through the fixing ring; and the lower end surface of the mounting bottom plate is fixedly connected with the electromagnetic chuck through a fourth through hole at four ends of the plate surface.

In order to optimize the technical scheme, the specific measures adopted further comprise:

further, the inner diameter of the hoop is smaller than the outer diameter of the hanger cable.

Furthermore, the hoop is made of polymer materials such as nylon and the like, and regular net-shaped cutting marks are distributed on the inner side surface of the hoop.

Furthermore, the hoop is evenly split into a left part and a right part along the center line and can be combined into a column shape; and the first through hole is divided into an upper part and a lower part, the upper part of the first through hole is a horn mouth-shaped through hole, the lower part of the first through hole is a cylindrical through hole, and the opening of the horn mouth-shaped through hole is circular.

Further, the outer surface of the left hoop is fixedly connected with the inner wall of the left clamp; the outer surface of the right hoop is fixedly connected with the inner wall of the right clamp.

Furthermore, the arrangement directions of the lifting lugs are all perpendicular to the axial direction of the hoop and are located on the same plane.

Further, the distance between the left lifting lug and the right lifting lug is smaller than the distance between the left lug and the right lug corresponding to the lifting lug.

Furthermore, a gap for the spreader cable to extend out exists between the hoop and the mounting bottom plate.

The utility model has the advantages that:

the utility model provides a multi-directional fixing and buffering device for a hanger cable, which can prevent the hanger cable from being damaged due to overlarge tension in the working process; the device can provide buffer force for the cable in all directions, and has a good buffer effect at any angle; the applicability is strong, and the cable tension buffer device can be used in any occasions needing to provide tension buffer for a hanger cable; simple and effective structure and is beneficial to reducing the manufacturing cost.

Drawings

FIG. 1 is a schematic view of the overall structure of a multi-directional fixing and buffering device for a sling cable;

FIG. 2 is a top view of a multi-directional securing and damping device for a spreader cable;

FIG. 3 is a side view of a clamping plate of a multi-directional fixing and buffering device for a sling cable;

FIG. 4 is a top view of a clamping plate of a multi-directional fixing and buffering device for a sling cable;

FIG. 5 is a cross-sectional view of the hoop of a multi-directional fixing and buffering device for a sling cable;

FIG. 6 is a top view of the hoop of a multi-directional fixing and buffering device for a hanger cable;

FIG. 7 is a spring diagram of a multi-directional fixing and buffering device for a hanger cable;

fig. 8 is a schematic working diagram a of a multi-directional fixing and buffering device for a sling cable;

fig. 9 is a schematic working diagram B of a multi-directional fixing and buffering device for a spreader cable.

Reference numerals: 1. the cable lifting device comprises a lifting appliance cable, a hoop 2, a clamping plate 3, a spring 4, an installation bottom plate 5, a lifting lug 6, a fixing ring 7, an electromagnetic chuck 8 and a fixing block 9.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

It should be noted that, in the present invention, the terms "upper", "lower", "left", "right", "front", "back", etc. are used for the sake of clarity only, and are not used to limit the scope of the present invention, and the relative relationship changes or adjustments may be made without substantial technical changes.

As shown in the attached drawings, the multidirectional fixing and buffering device for the hanger cable is characterized in that: the lifting appliance comprises a lifting appliance cable 1, a hoop 2, a clamping plate 3, a spring 4, a mounting base plate 5 and an electromagnetic chuck 8. The hanger cable 1 is strip-shaped, the hoop 2 is columnar, a first through hole is formed in the middle of the hoop 2, the hanger cable 1 penetrates through the first through hole, the upper end of the hanger cable 1 is connected with a hanger cable drum, and the lower end of the hanger cable 1 is connected with the electromagnetic chuck 8; the inner diameter of the hoop 2 is slightly smaller than the outer diameter of the hanger cable 1, the hoop 2 is made of polymer materials such as nylon and the like, and regular net-shaped shear marks are distributed on the inner side surface of the hoop 2, so that friction force can be increased better, and the inner side surface of the hoop 2 is convenient to fit with the outer side surface of the hanger cable 1. The hoop 2 is evenly split into a left part and a right part along the center line and can be combined into a column shape so as to be convenient to install; just two parts about first through-hole divide into, the upper portion of first through-hole is horn mouth form through-hole, the lower part of first through-hole is cylindric through-hole, cylindric through-hole is used for pressing from both sides the cable and tightly, the cable all directions of buckling can be convenient for to horn mouth form passageway, the opening part of horn mouth form through-hole is circular, has protected the cable when can make the cable smoothly buckle.

The clamp plate 3 is columnar and hollow, the shape of the inner wall of the clamp plate 3 is consistent with that of the outer side of the hoop 2, the clamp plate 3 is evenly divided into a left part and a right part along the center line, and the outer surface of the left hoop 2 is fixedly connected with the inner wall of the left clamp 3; the outer surface of the right anchor ear 2 is fixedly connected with the inner wall of the right clamp 3; a lifting lug 6 is fixedly arranged on the outer end face of the left side of the left clamping plate 3, a lifting lug 6 is fixedly arranged on the outer end face of the rear side of the left clamping plate 3, and a fixing block 9 is fixedly arranged at the symmetrical position of the outer end faces of the front side and the rear side of the left clamping plate 3; a lifting lug 6 is fixedly arranged on the outer end surface of the right side of the clamping plate 3, a lifting lug 6 is fixedly arranged on the outer end surface of the front side of the right side of the clamping plate 3, and a fixing block 9 corresponding to the left side of the clamping plate 3 is fixedly arranged on the outer end surfaces of the front side and the rear side of the right side of the clamping plate 3; second through holes are formed in the middle of the lifting lugs 6, and the arrangement directions of the lifting lugs 6 are perpendicular to the axial direction of the hoop 2 and are located on the same plane; third through-holes have all been seted up to the intermediate position of fixed block 9, splint 3 on the left side and the right pass through the third through-hole installation of fixed block 9 is fixed in the outside of staple bolt 2.

The spring 4 is in a strip shape, two ends of the spring 4 are respectively and fixedly provided with a fixing ring 7, the strength of the spring is designed, and the actual tension of the cable is considered, so that the strength of the spring can not only ensure that the spring is not damaged by pulling, but also provide enough buffering force, and before the cable at the lower part of the buffering device is tensioned, the tension of the spring can offset the tension applied by the upper cable reel; the mounting base plate 5 is rectangular, four ends of the mounting base plate 5 are respectively provided with a fourth through hole, four lugs respectively corresponding to the lugs 6 of the clamping plate 3 are fixedly mounted on the upper end face of the mounting base plate 5, the distance between the left lug 6 and the right lug 6 is smaller than the distance between the left lug 6 and the right lug corresponding to the lugs 6, the connection and buffering functions of the spring 4 are facilitated, and the middle positions of the lugs are respectively provided with a fifth through hole; one end of the spring 4 is fixedly connected with the second through hole of the lifting lug 6 of the clamping plate 3 through the fixing ring 7, and the other end of the spring 4 is correspondingly and fixedly connected with the fifth through hole of the lug of the mounting bottom plate through the fixing ring 7; the lower end face of the mounting bottom plate 5 is fixedly connected with the electromagnetic chuck 8 through a fourth through hole at four ends of the plate surface.

A large gap for the spreader cable 1 to extend out exists between the anchor ear 2 and the installation bottom plate 5, so that the spreader cable 1 is prevented from being excessively bent and damaged in the use process.

When the hanger is assembled and used on site, the hanger cable 1 is clamped by the hoops 2 on the left side and the right side, the hanger cable is clamped by the external steel clamping plate 3 and is fastened by the bolts through the fixing blocks 9 on the clamping plate 3, so that the clamping part and the cable are reliably fixed; and then the clamping plate 3, the spring 4 and the bottom plate connection 5 are respectively and correspondingly fixedly connected by utilizing a bolt assembly, and the electromagnetic chuck 8 is fixedly arranged on the lower end surface of the installation bottom plate 5 to form a whole as shown in the attached drawing.

When the movement direction of the sling cable is consistent with the buffering direction of the device, the 4 springs are uniformly pulled to provide buffering force together; when the movement direction of the cable of the lifting appliance is inconsistent with the buffering direction of the device, the cable drives the middle clamping device to deflect, the 4 springs generate different deformations corresponding to actual conditions, and the comprehensive deformed tension force provides buffering force for the cable along the cable direction; the cushioning conditions for the two different cases are shown in fig. 8 and 9.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.

Claims (8)

1. The utility model provides a hoist cable multidirectional fixing, buffer which characterized in that: the lifting appliance cable comprises a lifting appliance cable (1), an anchor ear (2), a clamping plate (3), a spring (4), an installation bottom plate (5) and an electromagnetic chuck (8), wherein the lifting appliance cable (1) is strip-shaped, the anchor ear (2) is columnar, a first through hole is formed in the middle of the anchor ear (2), the lifting appliance cable (1) penetrates through the first through hole, the upper end of the lifting appliance cable (1) is connected with a lifting appliance cable winding drum, and the lower end of the lifting appliance cable (1) is connected with the electromagnetic chuck (8); the clamp plate (3) is columnar and hollow, the inner wall of the clamp plate (3) is consistent with the outer side shape of the hoop (2), and the clamp plate (3) is divided into a left part and a right part along the center line in an average way; a lifting lug (6) is fixedly arranged on the outer end face of the left side of the left clamping plate (3), a lifting lug (6) is fixedly arranged on the outer end face of the rear side of the left clamping plate (3), and a fixing block (9) is fixedly arranged at the symmetrical position of the outer end faces of the front side and the rear side of the left clamping plate (3); a lifting lug (6) is fixedly arranged on the outer end face of the right side of the clamping plate (3), a lifting lug (6) is fixedly arranged on the outer end face of the front side of the right side of the clamping plate (3), and fixing blocks (9) corresponding to the left side of the clamping plate (3) are fixedly arranged on the outer end faces of the front side and the rear side of the right side of the clamping plate (3); second through holes are formed in the middle of the lifting lugs (6), third through holes are formed in the middle of the fixing blocks (9), and the left clamping plate (3) and the right clamping plate (3) are fixedly installed on the outer side of the hoop (2) through the third through holes of the fixing blocks (9); the spring (4) is strip-shaped, and two ends of the spring (4) are respectively fixedly provided with a fixing ring (7); the mounting bottom plate (5) is rectangular, four ends of the mounting bottom plate (5) are respectively provided with a fourth through hole, four convex blocks respectively corresponding to the lifting lugs (6) of the clamping plate (3) are fixedly mounted on the upper end face of the mounting bottom plate (5), and fifth through holes are formed in the middle positions of the convex blocks; one end of the spring (4) is fixedly connected with the second through hole of the lifting lug (6) of the clamping plate (3) through the fixing ring (7), and the other end of the spring (4) is correspondingly and fixedly connected with the fifth through hole of the lug of the mounting bottom plate through the fixing ring (7); the lower end face of the mounting bottom plate (5) is fixedly connected with the electromagnetic chuck (8) through a fourth through hole at four ends of the plate surface.

2. The multidirectional fixing and buffering device for the hanger cable according to claim 1, wherein: the inner diameter of the hoop (2) is smaller than the outer diameter of the hanger cable (1).

3. The multi-directional fixing and buffering device for the hanger cable according to claim 2, wherein: the hoop (2) is made of polymer materials such as nylon and the like, and regular net-shaped shear marks are distributed on the inner side surface.

4. The multi-directional fixing and buffering device for the hanger cable according to claim 3, wherein: the hoop (2) is evenly split into a left part and a right part along the center line and can be combined into a column shape; and the first through hole is divided into an upper part and a lower part, the upper part of the first through hole is a horn mouth-shaped through hole, the lower part of the first through hole is a cylindrical through hole, and the opening of the horn mouth-shaped through hole is circular.

5. The multi-directional fixing and buffering device for the hanger cable according to claim 4, wherein: the outer surface of the left hoop (2) is fixedly connected with the inner wall of the left clamping plate (3); the outer surface of the right anchor ear (2) is fixedly connected with the inner wall of the right clamping plate (3).

6. The multidirectional fixing and buffering device for the hanger cable according to claim 1, wherein: the arrangement directions of the lifting lugs (6) are all perpendicular to the axial direction of the hoop (2) and are located on the same plane.

7. The multidirectional fixing and buffering device for the hanger cable according to claim 6, wherein: the distance between the left lifting lug and the right lifting lug (6) is smaller than the distance between the left lug and the right lug corresponding to the lifting lug (6).

8. The multi-directional fixing and buffering device for the hanger cable according to claim 7, wherein: and a gap for the spreader cable (1) to extend out is formed between the hoop (2) and the mounting bottom plate (5).

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