CN210735963U - Multi-cable lifting appliance length compensation device - Google Patents

Abstract

The utility model relates to the technical field of hoisting and hoisting, and discloses a multi-cable sling length compensation device, which comprises a sling, a rigging and an adjuster, wherein the adjuster is arranged on the upper surface of the sling, the adjuster comprises a rotating shaft, the lower end of the rotating shaft is fixedly arranged at the midpoint of the upper surface of the adjuster, a motor is fixedly arranged in the lower end of the rotating shaft, an output shaft of the motor is fixedly connected with the upper end of the rotating shaft, the moment of the rigging is adjusted by the lifting of a lifting plate, when the rigging needs to be extended, the motor can be started to slowly rotate the motor so as to drive the rotating shaft to rotate, the rotating shaft can drive a connecting rod to synchronously rotate, thus a rope belt wound on the connecting rod can be loosened, the rigging can downwards move due to the gravity of a hoisted object, and the lifting plate can be driven to synchronously downwards move, therefore, the moment of the rigging can be lengthened, and the rigging can work better.

Description

Multi-cable lifting appliance length compensation device

Technical Field

The utility model relates to a jack-up hoist and mount technical field specifically is a many cable hoist length compensation device.

Background

In jack-up hoist and mount field, the messenger uses and is playing more and more important effect, and current messenger carries out the operation for the fixed length usually, when touchhing many places hoisting point and bearing, generally can't be fine carry out work, can lead to being born the weight of the thing fracture moreover, for this reason the utility model provides a many cables hoist length compensation arrangement increases the working effect of messenger.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a many cable hoist length compensation arrangement possesses advantages such as can adjust work rod length, has solved foretell problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a length compensation device for a multi-cable lifting appliance comprises a lifting appliance, a rigging and an adjuster, wherein the adjuster is arranged on the upper surface of the lifting appliance and comprises a rotating shaft, the rotating shaft is a two-section type shaft, namely, the upper end of the rotating shaft is clamped in the lower end of the rotating shaft, the upper end of the rotating shaft can rotate in the lower end of the rotating shaft, the lower end of the rotating shaft is fixedly arranged at the midpoint of the upper surface of the adjuster, a motor is fixedly arranged in the lower end of the rotating shaft, an output shaft of the motor is fixedly connected with the upper end of the rotating shaft, connecting rods are fixedly arranged at the midpoints of the left side and the right side of the upper end of the rotating shaft, a lifting plate is arranged in the adjuster and is a plate with triangular left end and a right end, clamping blocks are arranged on the inner, twelve clamps and blocks are respectively arranged on the inner walls of two sides of the adjuster, the lifting plate is connected between the clamps and the blocks, the rigging is fixedly arranged at the middle point of the bottom of the lifting plate, and an opening matched with the rigging in size is formed in the position, corresponding to the rigging, of the bottom of the adjuster.

The lifter plate is characterized in that connecting shafts are arranged at the bottom connecting ends of triangular parts at two ends of the lifter plate, the connecting shafts are respectively connected with a triangular end inclined plate and a lifter plate bottom plate of the lifter plate, the position, corresponding to the connecting shafts, on the lifter plate top plate is cut off, a rotating rod is arranged on one side, close to the triangular end of the lifter plate, of the lifter plate top plate, the rotating rod is movably installed in the lifter plate top plate, springs are arranged in the lifter plate, one ends of the springs and the lifter plate top plate are fixedly connected with the middle point of the left part of the rotating rod, the other ends of the springs are fixedly connected with the bottom of the lifter plate, ropes are fixedly installed on the triangular plate of the lifter plate, one ends of the ropes are located at the middle.

Preferably, the number of the regulators is four, and the four regulators are respectively arranged at four corners of the upper surface of the hanger.

Preferably, the connecting rod is a cylindrical rod.

Preferably, the regulator is a hollow cuboid.

Preferably, the lifting plate is a plate with a hollow inner part.

Preferably, the length of the end, close to the triangular shape of the lifting plate, of the rotating rod mounting position is the same as the length of the upper plate of the triangular plate of the lifting plate.

(III) advantageous effects

Compared with the prior art, the utility model provides a many cable hoist length compensation device possesses following beneficial effect:

1. this many cable hoist length compensation arrangement, the moment of rigging is adjusted in the lift through the lifter plate, thereby reach the effect of anticipation, when the required length of rigging work is not enough, then can use this device to carry out the length compensation of hanging the rigging, when needs are elongated, can the starter motor, make the motor rotate slowly, thereby drive the axis of rotation and rotate, the axis of rotation rotates then can drive the connecting rod synchronous rotation, the fag end that will roll up on the connecting rod like this loosens, the rigging then can be because the gravity of being hung the thing and move downwards, thereby the lifter plate also can be driven and move downwards in step this moment, just so can be with the moment extension of rigging, let the rigging can be better carry out work.

2. This many cable hoist length compensation arrangement, when resumeing, earlier with lifter plate downstream one end distance, then the starter motor carries out the fag end rolling, after the complete rolling of fag end rolling, the triangle-shaped at lifter plate both ends can move to the lifter plate direction, the triangle-shaped at lifter plate both ends can push down the one end that two dwangs deviated from mutually on the lifter plate, thereby the extrusion spring compresses, the triangle-shaped at lifter plate both ends just can be accomodate into in the lifter plate like this, just can rise the rigging through outside machinery this moment, it closes the motor after the completion to rise, then the spring will kick-back, thereby pop out two triangles of lifter plate, can be pulled back by the fag end that the connecting rod was received to roll up simultaneously, and then the joint is between card and piece here, the assurance device can carry out used repeatedly.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a schematic structural diagram of the present invention.

In the figure: 1 lifting appliance, 2 rigging, 3 adjuster, 4 rotating shafts, 5 connecting rods, 6 lifting plates, 7 clamping and blocks, 8 connecting shafts, 9 rotating rods, 10 springs and 11 ropes.

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, a length compensation device for a multi-cable sling includes a sling 1, a rigging 2, and four adjusters 3, wherein the sling 1 and the rigging 2 are all known in the art, and not described herein, the adjusters 3 are disposed on an upper surface of the sling 1, the four adjusters 3 are respectively disposed at four corners of the upper surface of the sling 1, the adjusters 3 include a rotating shaft 4, the rotating shaft 4 is a two-segment shaft, i.e., an upper end of the rotating shaft 4 is engaged with a lower end of the rotating shaft 4, and an upper end of the rotating shaft 4 is capable of rotating in the lower end of the rotating shaft 4, a lower end of the rotating shaft 4 is fixedly mounted at a midpoint of the upper surface of the adjusters 3, a motor is fixedly mounted in the lower end of the rotating shaft 4, an output shaft of the motor is fixedly connected with an upper end of the rotating shaft 4, adjuster 3 is hollow cuboid, be provided with lifter plate 6 in the adjuster 3, lifter plate 6 is for controlling both ends to be triangular's board, concrete shape is as shown in fig. 3, all be provided with card and piece 7 on the inside left and right sides inner wall of adjuster 3, the shape of card and piece 7 and the triangular plate of lifter plate 6 one end can constitute a complete cuboid, card and piece 7 respectively fixed mounting are on the inside left and right sides inner wall of adjuster 3, and be provided with twelve card and piece 7 on the inner wall of adjuster 3 both sides respectively, lifter plate 6 joint is between card and piece 7, rigging 2 fixed mounting is in lifter plate 6 bottom department, and 3 bottoms of adjuster and rigging 2 corresponding positions offer with the opening of rigging 2 size looks adaptation.

The lifting plate 6 is a hollow plate, the connecting shaft 8 is arranged at the connecting end of the bottom of the triangular part at the two ends of the lifting plate 6, the connecting shaft 8 is respectively connected with the inclined plate at the triangular end of the lifting plate 6 and the bottom plate of the lifting plate 6, the connecting shaft 8 enables the triangular end of the lifting plate 6 to rotate through the connecting shaft 8, the position on the top plate of the lifting plate 6 corresponding to the connecting shaft 8 is cut off, a rotating rod 9 is arranged at one side of the top plate of the lifting plate 6 close to the triangular end of the lifting plate 6, the rotating rod 9 is movably arranged in the top plate of the lifting plate 6, the length of the mounting position of the rotating rod 9 close to the triangular end of the lifting plate 6 is the same as that of the upper plate of the triangular plate of the lifting plate 6, a spring 10 is arranged in the lifting plate 6, one end of the spring 10 is, rope belts 11 are fixedly mounted on the triangular plates of the lifting plate 6, one ends of the rope belts 11 are located at the middle points of the top ends of the triangular plates of the lifting plate 6, and the other ends of the rope belts 11 penetrate through the lifting appliance 1 and are fixedly connected with the connecting rods 5.

When the lifting rope sling 2 is in work, the lifting rope sling can normally work in the same way as the existing same device, but special conditions are met, if the length required by the operation of the rope sling 2 is insufficient, the lifting rope sling can be used for length compensation of the lifting rope sling, when the lifting rope sling 2 needs to be extended, the motor can be started to slowly rotate so as to drive the rotating shaft 4 to rotate, the rotating shaft 4 can drive the connecting rod 5 to synchronously rotate, so that the rope belt 11 wound on the connecting rod 5 is loosened, the rope sling 2 can downwards move due to the gravity of a hoisted object, the lifting plate 6 can also be driven to synchronously downwards move, the moment of the rope sling 2 can be lengthened, the rope sling can better work, when the lifting rope sling 6 is recovered, the lifting plate 6 downwards moves for one end distance, then the motor is started to wind the rope belt 11, after 11 complete rolling of fag end, the triangle-shaped at lifter plate 6 both ends can move to lifter plate 6 direction, the triangle-shaped at lifter plate 6 both ends can push down the one end that two dwangs 9 deviate from mutually on the lifter plate 6, thereby extrusion spring 10 compresses, the triangle-shaped at lifter plate 6 both ends just can be accomodate into lifter plate 6 like this in, just this moment can rise rigging 2 through outside machinery, the motor is closed after the completion that rises, then spring 10 will kick-back, thereby pop out two triangle-shaped with lifter plate 6, can pull back fag end 11 that is rolled up by connecting rod 5 receipts simultaneously, and then at this joint between card and piece 7, the assurance device can carry out used repeatedly.

When in use, the utility model is used,

first step, at the during operation, this device can carry out normal work with current same device with the same mode, but touch special cases, when 2 required length of work of rigging are not enough, then can use this device to carry out the length compensation of hanging the rigging, when needs are elongated, can the starter motor, make the motor rotate slowly, thereby drive axis of rotation 4 and rotate, axis of rotation 4 rotates then can drive connecting rod 5 synchronous rotation, so will loosen fag end 11 that roll up on the connecting rod 5, rigging 2 then can be because of the gravity of being hung the thing and move downwards, thereby lifter plate 6 also can be driven and move downwards in step this moment, just so can be with the moment extension of rigging 2, let the rigging can be better carry out work.

Second step, when resumeing, earlier 6 downstream one end distances of lifter plate, then the starter motor carries out the rolling with fag end 11, after 11 complete rolling of fag end rolling, the triangle-shaped at lifter plate 6 both ends can move to lifter plate 6 direction, the triangle-shaped at lifter plate 6 both ends can push down the one end that two dwang 9 deviated from mutually on the lifter plate 6, thereby extrusion spring 10 compresses, the triangle-shaped at lifter plate 6 both ends just can be accomodate into lifter plate 6 like this in, just can rise rigging 2 through outside machinery this moment, the motor is closed after the completion of rising, then spring 10 will kick-back, thereby pop out two triangle-shaped of lifter plate 6, can be pulled back by fag end 11 that connecting rod 5 was received to roll up simultaneously, and then the joint is between card and piece 7 here, the assurance device can carry out used repeatedly.

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 (6)

1. The utility model provides a many cable hoist length compensation arrangement, includes hoist (1), rigging (2) and adjuster (3), its characterized in that: the adjuster (3) is arranged on the upper surface of the lifting appliance (1), the adjuster (3) comprises a rotating shaft (4), the lower end of the rotating shaft (4) is fixedly arranged at the midpoint of the upper surface of the adjuster (3), a motor is fixedly arranged in the lower end of the rotating shaft (4), an output shaft of the motor is fixedly connected with the upper end of the rotating shaft (4), connecting rods (5) are fixedly arranged at the midpoint of the left side and the right side of the upper end of the rotating shaft (4), a lifting plate (6) is arranged in the adjuster (3), clamping blocks (7) are arranged on the inner walls of the left side and the right side of the inner part of the adjuster (3), the rigging (2) is fixedly arranged at the midpoint of the bottom of the lifting plate (6), and an opening matched with the rigging (2);

lifter plate (6) is the board of inside hollow, lifter plate (6) both ends triangle-shaped part bottom link is provided with connecting axle (8), connecting axle (8) are connected with lifter plate (6) triangle-shaped end swash plate and lifter plate (6) bottom plate respectively, the position corresponding with connecting axle (8) on lifter plate (6) roof is cut off, and one side that lifter plate (6) roof is close to lifter plate (6) triangle-shaped end is provided with dwang (9), dwang (9) movable mounting is in lifter plate (6) roof, and is provided with spring (10) in lifter plate (6), fixed mounting has fag end (11) on lifter plate (6) triangle-shaped board.

2. A multi-wire spreader length compensation device according to claim 1, wherein: the quantity of adjuster (3) is four, and four adjusters (3) set up respectively in four corners of hoist (1) upper surface, and axis of rotation (4) are two segmentation axles, and axis of rotation (4) upper end joint is in the lower extreme promptly, and axis of rotation (4) upper end can rotate in axis of rotation (4) lower extreme.

3. A multi-wire spreader length compensation device according to claim 1, wherein: lifter plate (6) are triangle-shaped's board for controlling both ends, and a complete cuboid can be constituteed with the triangle-shaped board of lifter plate (6) one end to the shape of card and piece (7), and card and piece (7) are fixed mounting respectively on adjuster (3) inside left and right sides inner wall, and are provided with twelve cards and piece (7) on adjuster (3) both sides inner wall respectively, and lifter plate (6) joint is between card and piece (7).

4. A multi-wire spreader length compensation device according to claim 1, wherein: the length of one end of the rotating rod (9) at the installation position close to the triangle of the lifting plate (6) is the same as the length of the upper plate of the triangle of the lifting plate (6).

5. A multi-wire spreader length compensation device according to claim 1, wherein: one end of the spring (10) is fixedly connected with the middle point of the left part of the rotating rod (9) on the top plate of the lifting plate (6), and the other end of the spring (10) is fixedly connected with the corresponding position of the bottom of the lifting plate (6).

6. A multi-wire spreader length compensation device according to claim 1, wherein: one end of the rope belt (11) is positioned at the middle point of the top end of the triangular plate of the lifting plate (6), and the other end of the rope belt (11) penetrates through the lifting appliance (1) and is fixedly connected with the connecting rod (5).

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