CN211496580U

CN211496580U - Lifting appliance with automatic balancing function

Info

Publication number: CN211496580U
Application number: CN201921537194.3U
Authority: CN
Inventors: 戴�峰
Original assignee: Zhejiang Guoli New Material Co ltd
Current assignee: Zhejiang Guoli New Material Co ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-09-15
Anticipated expiration: 2029-09-16

Abstract

The utility model relates to a hoist technical field just discloses a hoist that possesses automatic balance function, including loop wheel machine and fixed station, the loop wheel machine bottom sets up the bearing, and the hydraulic stem is connected to the bearing, and the hydraulic stem passes through the pneumatic cylinder setting at the fixed station top, and the jib loading boom is fixed to the loop wheel machine wall, and jib loading boom side wall sets up the pivot, installs the gear in the pivot, and the fixed lifting rod of pivot lateral wall face, steel wire rope sheave are all connected to the lifting rod, wire rope fixed connection jack-up tackle, and jack-up tackle outer wall sets up fastening bolt. This hoist that possesses automatic balance function through setting up gear C respectively with gear A and gear B intermeshing, when wire rope one side hoists heavy object one side heavier, gear C is toward one side rotatory, and wire rope is stretched out toward heavy object downside rotation to two last wire rope wheels of gear C, and another then stretches out wire rope toward the one end of heavy object perk downside rotation, receives two wire rope pulling forces on gear A and the gear B again, has realized automatic balance's purpose.

Description

Lifting appliance with automatic balancing function

Technical Field

The utility model relates to a hoist technical field specifically is a hoist that possesses automatic balance function.

Background

Round steel and steel pipe pipeline handling at the engineering scene, it is very common to shift etc, prior art carries out the handling to steel pipe and round steel and shifts, often can not realize automatic balance, make incident take place easily in the handling, lead to the failure of handling, take place dangerous operation accident even, current technique is to large-scale round steel and pipe pipeline handling, the problem that breaks away from takes place between the thing is stretched out and drawn back and the hanging very easily to the very easy hoist that leads to of common mode of binding, because round steel and pipe surface are the circular arc after all, this kind of phenomenon is in case taken place very easily because the hoisting point changes, the heavy object that causes the handling loses balance and takes place danger, and current improvement technique often adopts comparatively complicated mode of binding, this kind of mode of binding consumes time very much, very big reduction hoisting equipment availability factor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a hoist that possesses automatic balance function possesses automatic balance, does not damage advantages such as hanging the thing, has solved because unable keep balance and leads to lifting by crane the problem of failure.

(II) technical scheme

For the purpose that realizes automatic balance, does not damage and hang the thing, the utility model provides a following technical scheme: a lifting appliance with an automatic balancing function comprises a crane, wherein a bearing is arranged at the bottom of the crane and fixedly connected with a hydraulic rod, the hydraulic rod is arranged at the top of a fixed table through a hydraulic cylinder, two strong magnets are arranged at the bottom of a wall lifting machine, the two strong magnets are the same in size and are bilaterally symmetrical, three lifting arms are fixedly connected to the middle of one side wall surface of the crane and respectively comprise a left lifting arm A, a right lifting arm B and a lower lifting arm C, the three lifting arms are the same in size and are distributed in an inverted triangle shape, the lifting arms A and the lifting arms B are horizontally fixed, the lifting arms C are arranged at the centers of the lower sides of the lifting arms A and the lifting arms B, rotating shafts are arranged on the side end walls of the three lifting arms, the three rotating shafts are the same in size and keep vertical correspondence, gears are fixedly arranged on the three, a gear B is arranged on a rotating shaft of a crane boom B, a gear C is arranged on the rotating shaft of the crane boom C, the diameters of the gear A and the gear B are the same, the diameter of the gear C is twice of the diameters of the gear A and the gear B, the gear C is meshed with the gear A and the gear B respectively, hoisting rods are fixedly connected to the left side wall surfaces of the three rotating shafts, the number of the hoisting rods is four, one hoisting rod is arranged on each of the gear A and the gear B, two hoisting rods are arranged on the rotating shaft of the gear C, the sizes of the four hoisting rods are the same, steel wire rope wheels are fixedly connected to the left sides of the four hoisting rods respectively, steel wire ropes are fixedly connected to the two steel wire rope wheels on the gear A and the gear B, steel wire ropes are wound on the two steel wire rope wheels on the gear C, the winding mode and the rope discharging mode of the two steel wire rope wheels are opposite, one steel, two jack-up tackles size is the same and control and correspond, jack-up tackles top sets up two cable ties, two cable ties respectively with jib loading boom A, jib loading boom B and jib loading boom C bind, jack-up tackles cylinder outer wall sets up the screw hole respectively in top and left and right sides, three screw hole size is the same and the position corresponds each other, the downthehole equal screw in fastening bolt of three screw, fastening bolt first is a threaded cylinder, fastening bolt lower half outer wall is provided with the spring of high strength, set up the rubber pad in the jack-up tackles, the rubber pad divide into arc pad and heelpiece, arc pad fixed connection is in the bottom of three fastening bolt, three rubber pad size is the same, the fixed bottom that sets up at jack-up tackles inside.

Preferably, the fixed table is a rectangular bearing block.

Preferably, the four wire rope wheels have the same size and the positions of the four wire rope wheels are kept corresponding to each other in the vertical direction.

Preferably, the lifting sleeve is a hollow round tube.

Preferably, the cord lock is an arc-shaped body.

Preferably, the three fastening bolts are the same in size, the left and right fastening bolts are horizontally aligned, and the top fixing bolt is arranged at the center of the left and right fixing bolts.

(III) advantageous effects

Compared with the prior art, the utility model provides a hoist that possesses automatic balance function possesses following beneficial effect:

1. this hoist that possesses automatic balance function, through setting up gear C respectively with gear A and gear B intermeshing, gear A individual gear B diameter is the same, and gear C's diameter is the twice of gear A and gear B diameter, when wire rope one side is heavier the time of hoisting heavy object one side, gear C is rotatory toward one side, wire rope is stretched out toward the heavy object downside rotation to two wire rope wheels on the gear C, another then stretches out wire rope toward the downside rotation toward the one end of heavy object perk, receive two wire rope pulling forces on gear A and the gear B again, then realized slowly balanced with the jack-up thing, automatic balance's purpose has been realized, the unable automatic balance of jack-up thing has been solved and has been led to the problem of lifting by crane the failure.

2. This hoist that possesses automatic balance function through setting up two strong magnets in the loop wheel machine bottom, and two strong magnets attract the round steel or the steel pipe of jack-up, and steel wire rope's binding action has in addition realized making its jack-up thing keep in a balanced state, has solved the problem that the jack-up thing swayd on the loop wheel machine front and back square.

3. This hoist that possesses automatic balance function, through setting up the spring with the fixing bolt bottom, the fixing bolt bottom has certain flexible ability, twist threaded hole through the cylinder with the screw thread of the first half of fixing spiral shell, rotatory fixing bolt is to screwing up the state, the spring of fixing bolt bottom is compressed to the fastening state, realized not only being fit for hoisting round steel and the pipe of any size, but also can be with the chucking of jack-up thing firmly on jack-up harness, the problem that the jack-up thing drops easily under the state of hoisting has been solved.

4. This hoist that possesses automatic balance function through setting up arc pad and heelpiece in jack-up harness, and arc pad and heelpiece are the rubber pad, have realized round steel or pipe in the jack-up harness and have carried out the guard action, prevent to have rigid contact to the tip of playing the heavy object, have solved the problem to round steel or pipe damage.

Drawings

Fig. 1 is a schematic view of a main structure of a spreader of the present invention;

fig. 2 is a side view of the spreader of the present invention;

FIG. 3 is a schematic view of the main structure of the lifting set of the present invention;

fig. 4 is a left side view of the lifting set of the present invention;

fig. 5 is a front view of the boom of the present invention.

In the figure: the crane comprises a crane 1, a bearing 2, a hydraulic rod 3, a fixing table 4, a crane boom 5, a crane boom A501, a crane boom B502, a crane boom C503, a rotating shaft 6, a gear 7, a gear A701, a gear B702, a gear C703, a crane boom 8, a wire rope wheel 9, a lifting harness 10, a strong magnet 11, a rope fastener 12, a threaded hole 13, a fastening bolt 14, a spring 15, a rubber pad 16, an arc pad 1601 and a bottom pad 1602.

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. 1-5, the present invention provides a technical solution: a lifting appliance with an automatic balancing function comprises a lifting machine 1 and a fixed platform 4, wherein a bearing 2 is arranged at the bottom of the lifting machine 1, a hydraulic rod 3 is fixedly connected to the inner wall of the bearing 2, the hydraulic rod 3 is arranged at the top of the fixed platform 4 through a hydraulic cylinder, the fixed platform 4 is a rectangular bearing block, the lifting machine 1 is arranged on the fixed platform 4, the lifting machine 1 can rotate on the fixed platform 4 through the bearing 2 to lift a heavy object to be transferred, the hydraulic rod 3 lifts the lifting machine 1 on the fixed platform 4, two strong magnets 11 are arranged at the bottom of the lifting machine 1, the two strong magnets 11 are the same in size and are symmetrical left and right, three lifting arms 5 are fixedly connected to the middle of one side wall surface of the lifting machine 1, the three lifting arms 5 are respectively a left lifting arm A501, a right lifting arm B502 and a lower lifting arm C503, the three lifting arms 5 are the same in size, the distribution of the, the crane boom A501 and the crane boom B502 are horizontally fixed, the crane boom C503 is arranged at the center of the lower sides of the crane boom A501 and the crane boom B502, the rotating shafts 6 are arranged on the left sides of the three crane booms 5, the three rotating shafts 6 are the same in size and keep corresponding in vertical direction, the gears 7 are fixedly arranged on the three rotating shafts 6, the gear A701 is arranged on the rotating shaft 6 of the crane boom A501, the gear B702 is arranged on the rotating shaft 6 of the crane boom B502, the gear C703 is arranged on the rotating shaft 6 of the crane boom C503, the diameters of the gear A701 and the gear B702 are the same, the diameter of the gear C703 is twice that of the gear A701 and the gear B702, the gear C703 is respectively meshed with the gear A701 and the gear B702, the crane rods 8 are fixedly connected to the left side wall surfaces of the three rotating shafts 6, the number of the crane rods 8 is four, one crane rod 8 is arranged on each of the gear A701 and the gear B, the four lifting rods 8 are same in size, the four lifting rods 8 are arranged on the three rotating shafts 6, so that the four lifting rods 8 rotate to respectively rotate the three rotating shafts 6, the three rotating shafts 6 rotate to realize the rotation of three gears 7 which are meshed with each other, when the gear C703 rotates to one side, the gear A701 and the gear B702 rotate in the reverse direction, the left sides of the four lifting rods 8 are respectively and fixedly connected with the steel wire rope wheels 9, the four steel wire rope wheels 9 are same in size, the two steel wire rope wheels 9 on the gear A701 and the gear B702 are fixedly connected with steel wire ropes, the two steel wire rope wheels 9 on the gear C703 are wound with steel wire ropes, the winding mode and the rope outlet mode of the two steel wire rope wheels 9 are opposite, the steel wire ropes are used for binding and hoisting a heavy object, when the gear C703 is stressed by the steel wire ropes to rotate, one steel wire rope wheel 9 on the gear C703 rotates to, the other end rotates downwards to extend out of the steel wire rope towards the tilted end of the heavy object, because two steel wire rope wheels 9 on the gear C703 rotate coaxially with the gear C703, the rotating circumferences of the two rope wheels are the same as the length of the extended steel wire rope, the slow balance of the heavy object is realized by the pulling force of two steel wire ropes on the gear A701 and the gear B703, one steel wire rope on the gear A701 and the gear B702 is respectively and fixedly connected with a hoisting tool 10 with the two steel wire ropes on the gear C703, the two hoisting tools 10 are the same in size and correspond to each other from left to right, the hoisting tool 10 is a hollow circular tube, two rope buckles 12 are arranged at the top of the hoisting tool 10, the rope buckles 12 are arc-shaped bodies, the rope buckles 12 are used for binding the steel wire ropes on the cargo boom 5, the two rope buckles 12 are respectively bound with the crane boom A501, the crane boom B502 and the crane boom C503, threaded holes 13 are respectively, the three threaded holes 13 are the same in size and correspond to each other in position, the fastening bolts 14 are screwed into the three threaded holes 13, the upper half part of the fastening bolt 14 is a cylinder with threads, the outer wall of the lower half part of the fastening bolt 14 is provided with a high-strength spring 15, the three fastening bolts 14 are the same in size, the lifting sleeve 10 is internally provided with a rubber pad 16, the rubber pad 16 is divided into an arc-shaped pad 1601 and a bottom pad 1602, the arc-shaped pad 1601 is fixedly connected to the bottom of the three fastening bolts 14, the three rubber pads 16 are the same in size, the bottom pad 1602 is fixedly arranged at the bottom inside the lifting sleeve 10, the three arc-shaped pads 1601 and the bottom pad 1602 protect round steel or a round pipe extending into the lifting sleeve 10, hard contact with the end part of a heavy object is prevented, one end of the round steel or the round pipe needing to be lifted is extended into the lifting sleeve 10, the bottom of the lifting object is placed on the bottom pad 1602, and rotating the three fixing bolts 14 to compress the three springs 15, rotating the three fixing bolts 14 until the three fixing bolts are screwed down to fix one end of the hoisting object, firmly fastening the two steel wire ropes on the two rope buckles 12 of the hoisting harness 10, and repeating the step to fix the other end of the hoisting object.

The working steps are as follows:

the first step is as follows: one end of a hoisting object is inserted into the hoisting harness 10, the bottom of the hoisting object is placed on the bottom pad 1602, the three fixing bolts 14 are rotated to enable the three arc-shaped pads 1601 to contact the hoisting object, and then the three fixing bolts 14 are rotated until the hoisting object is screwed down.

The second step is that: two steel wire ropes are firmly tied on two rope buckles 12 of the lifting sling 10, and the lifting sling 10 at the other end is fixed according to the first operation.

The third step: the hoisting object bound on the steel wire rope is lifted through the hydraulic rod 3 on the fixed platform 4, the strong magnet 11 attracts the hoisted heavy object, and then the hoisting object is horizontally moved through the bearing 2 at the bottom of the crane 1.

The fourth step: the hoisting object is placed on the ground through the hydraulic rod 3, the three fixing threads 14 are unscrewed, the steel wire ropes on the rope buckles 12 are unfastened, and finally the hoisting sets 10 at the two ends are taken down.

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. The utility model provides a hoist that possesses automatic balance function, includes loop wheel machine (1) and fixed station (4), its characterized in that: the hoisting machine is characterized in that a bearing (2) is arranged at the bottom of the hoisting machine (1), the inner wall of the bearing (2) is fixedly connected with a hydraulic rod (3), the hydraulic rod (3) is arranged at the top of a fixed table (4) through a hydraulic cylinder, two strong magnets (11) are arranged at the bottom of the hoisting machine (1), the middle part of one side wall surface of the hoisting machine (1) is fixedly connected with three hoisting arms (5), rotating shafts (6) are arranged on the left sides of the three hoisting arms (5), gears (7) are fixed on the three rotating shafts (6), the side walls of the three rotating shafts (6) are fixedly connected with hoisting rods (8), the side walls of the hoisting rods (8) are fixedly connected with steel wire rope wheels (9), steel wire ropes on the steel wire rope wheels (9) are fixedly connected with a hoisting sleeve (10), two rope buckles (12) are arranged at the top of the hoisting sleeve (10), threaded holes (13) are respectively formed in the top and the, a rubber pad (16) is arranged in the hoisting set (10).

2. The spreader with automatic balancing function according to claim 1, wherein: the crane boom is characterized in that the crane boom (5) is a crane boom A (501) on the left side, a crane boom B (502) on the right side and a crane boom C (503) on the lower side respectively, the three crane booms (5) are the same in size, the three crane booms (5) are distributed in an inverted triangle, the crane boom A (501) and the crane boom B (502) are horizontally fixed, and the crane boom C (503) is arranged at the center of the lower sides of the crane boom A (501) and the crane boom B (502).

3. The spreader with automatic balancing function according to claim 1, wherein: the gear (7) is divided into a gear A (701), a gear B (702) and a gear C (703), the gear A (701) is arranged on the rotating shaft (6) of the crane boom A (501), the gear B (702) is arranged on the rotating shaft (6) of the crane boom B (502), the gear C (703) is arranged on the rotating shaft (6) of the crane boom C (503), the diameters of the gear A (701) and the gear B (702) are the same, the diameter of the gear C (703) is twice that of the gear A (701) and the gear B (702), and the gear C (703) is meshed with the gear A (701) and the gear B (702) respectively.

4. The spreader with automatic balancing function according to claim 1, wherein: the number of lifting rods (8) is four, gear A (701) and gear B (702) are all provided with one lifting rod (8), a rotating shaft (6) on gear C (703) is provided with two lifting rods (8), and the four lifting rods (8) are identical in size.

5. The spreader with automatic balancing function according to claim 4, wherein: the number of wire rope wheel (9) is four, two wire rope wheels (9) fixedly connected with wire rope on gear A (701) and gear B (702), and two wire rope wheels (9) on gear C (703) all twine wire rope, and the winding mode and the play rope mode of two wire rope wheels (9) are opposite.

6. The spreader with automatic balancing function according to claim 1, wherein: the upper half parts of the three fastening bolts (14) are cylinders with threads, and the outer walls of the lower half parts of the fastening bolts (14) are provided with high-strength springs (15).

7. The spreader with automatic balancing function according to claim 1, wherein: rubber pad (16) divide into arc pad (1601) and heelpiece (1602), and arc pad (1601) fixed connection is in the bottom of three fastening bolt (14), and heelpiece (1602) are fixed to be set up in the inside bottom of jack-up harness (10).