CN218231535U - Underwater automatic unhooking lifting appliance and underwater lifting device - Google Patents

Abstract

The utility model relates to an underwater automatic unhooking lifting appliance and an underwater lifting device, which comprises a balance beam and an unhooking component, wherein supports are symmetrically arranged at the bottom of the balance beam, and a first double-lug plate is arranged on the relative outer side of each support; the unhooking part symmetry sets up the compensating beam bottom, the unhooking part includes double acting hydraulic cylinder, double acting hydraulic cylinder fixes on the support, and output connection bolt, works as when double acting hydraulic cylinder stretches out, the bolt runs through first double-ear plate sets up, just reset spring is established to the cover on the bolt, reset spring one end butt first double-ear plate, other end butt double acting hydraulic cylinder's output. The utility model discloses utilize mechanized construction to replace the diver's operation, and need not underwater robot and help the operation, reduce the cost, and the unhook function is reliable, and the operating efficiency is high, and the fault-tolerant rate is high.

Description

Underwater automatic unhooking lifting appliance and underwater lifting device

Technical Field

The utility model belongs to the technical field of offshore wind power's technique and specifically relates to indicate an automatic unhook hoist and hoist device under water.

Background

Offshore wind power develops to the deep open sea step by step, and floating wind power is in the starting stage at home, and technical level and equipment level are in the bud state equally, and in the floating wind power work progress, often can relate to the deep water and hang the operation of putting, and the loop wheel machine lifting hook hangs through the sling and puts the heavy object to target position under water, but the unhook means that adopts at present do: the diver unlocks the suspension rigging by adopting a saturated diving mode to realize unhooking, the time consumption is long, and the water is deep and influenced by the action of water flow, so that the safety risk is high; or the working-level underwater robot is difficult to quickly and accurately cut the sling under the condition of complex wind, wave and water flow, and the economy is poor.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that when the deep water is involved in the hoisting operation in the prior art, the diver or the operation-level underwater robot unlocks the hoisting rigging, the time consumption is long, and the water is deep influenced by the water flow, the safety risk is great, and the defect that the hoisting rigging is difficult to be cut off quickly and accurately is overcome.

In order to solve the technical problem, the utility model provides an automatic unhook hoist under water, include

The bottom of the balance beam is symmetrically provided with supports, and the outer sides of the supports opposite to each other are provided with first double lug plates;

the unhooking component, the unhooking component symmetry sets up the compensating beam bottom, the unhooking component includes double acting hydraulic cylinder, double acting hydraulic cylinder fixes on the support, and the output connects the pintle, works as when double acting hydraulic cylinder stretches out, the pintle runs through first pair of otic placode setting, just reset spring is established to the cover on the pintle, reset spring one end butt first pair of otic placode, other end butt double acting hydraulic cylinder's output.

In one embodiment of the present invention, the double acting hydraulic cylinder comprises a cylinder body, a piston rod and a piston ring, the cylinder body is fixed on one side surface of the support, one end of the piston rod is movably installed in the cylinder body, the other end of the piston rod is installed on the piston ring, and the piston ring is connected with the bolt pin through a pin shaft.

In an embodiment of the present invention, the cylinder end is fixed to a side surface of the support by a bolt.

In an embodiment of the present invention, the double lug plate is provided with a through hole, and the through hole is coaxial with the latch.

In an embodiment of the present invention, the balance beam top symmetry is provided with a second double-lug plate, and the second double-lug plate is shackle connected by a pin.

In one embodiment of the present invention, the double acting hydraulic cylinder is connected to the hydraulic system through an oil pipe.

The utility model discloses an in the embodiment, compensating beam one side is equipped with camera module, camera module with hydraulic system all connects the controller.

An underwater lifting device comprising an underwater automatic unhooking spreader as claimed in any one of the preceding embodiments.

The utility model discloses an in one embodiment, still include the loop wheel machine, be equipped with the lifting hook on the loop wheel machine, the shackle of automatic unhook hoist under water is connected through main wire rope that hangs the lifting hook.

In an embodiment of the present invention, the bolt of the underwater automatic unhooking hanger is sleeved with a steel wire rope, and the steel wire rope is connected with an underwater heavy object.

Compared with the prior art, the technical scheme of the utility model have following advantage:

automatic unhook hoist and hoist device under water, it is flexible to drive the round pin through two effect pneumatic cylinders, two effect pneumatic cylinders stretch out, the wire rope cover is established on the round pin, after the heavy object is hung in place under water, the weight of heavy object is not born to the round pin, two effect pneumatic cylinder retractions drive the round pin and break away from first pair otic placode, wire rope on the round pin breaks away from. The bolt pin is provided with the reset spring, if the double-acting hydraulic cylinder breaks down underwater, the unhooking function cannot be completed, the bolt pin is not stressed after the bolt pin does not bear the weight of a heavy object any more, the compressed spring extends according to the elasticity of the spring to drive the double-acting hydraulic cylinder to retract, a steel wire rope on the bolt pin falls off, the underwater unhooking can be completed, and the underwater unhooking can be protected doubly. The lifting appliance utilizes mechanized construction to replace divers to operate, underwater robots are not needed to assist operation, cost is reduced, the unhooking function is reliable, operation efficiency is high, and fault tolerance rate is high.

Drawings

In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which

Fig. 1 is a schematic view of a three-dimensional structure of the underwater automatic unhooking sling of the present invention;

fig. 2 is a sectional view of the underwater automatic unhooking sling according to the present invention;

fig. 3 is a schematic structural view of the underwater hoisting device of the present invention;

description reference numbers indicate: 1. a balance beam; 11. a support; 12. a first double ear plate; 13. a second binaural panel; 14. shackle dismounting; 2. a unhooking member; 21. a double-acting hydraulic cylinder; 211. a cylinder body; 212. a piston rod; 213. a piston ring; 22. a bolt; 23. a latch; 24. a return spring; 3. a hydraulic system; 31. an oil pipe; 4. a camera module; 5. a hook; 6. a main hoisting steel wire rope; 7. a wire rope; 8. and (6) a heavy object.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1 and 2, the utility model provides an underwater automatic unhooking hanger, which comprises a balance beam 1 and an unhooking part 2, wherein the balance beam 1 is used as a bearing part, supports 11 are symmetrically arranged at the bottom of the balance beam 1, and a first double-lug plate 12 is arranged at the relative outer side of each support 11; unhooking part 2 symmetry sets up in 1 bottom of compensating beam, the symmetry sets up and realizes balancing when support 11 and unhooking part 2 do benefit to hoist heavy object 8, unhooking part 2 includes double acting hydraulic cylinder 21, double acting hydraulic cylinder 21 fixes on support 11, and output connection bolt 23, when double acting hydraulic cylinder 21 stretches out, bolt 23 runs through the setting of first double-ear board 12, and the cover establishes reset spring 24 on bolt 23, the first double-ear board 12 of reset spring 24 one end butt, the output of the double acting hydraulic cylinder 21 of other end butt, when double acting hydraulic cylinder 21 stretches out, reset spring 24 is compressed, retract as double acting hydraulic cylinder 21, drive reset spring 24 and extend.

The underwater automatic unhooking hanger drives a bolt 23 to extend and retract on a first double-lug plate 12 through a double-acting hydraulic cylinder 21, and the double-acting hydraulic cylinder 21 extends to penetrate through the first double-lug plate 12; and the wire rope 7 is sleeved on the bolt 23, wherein the double-acting hydraulic cylinder 21 does not directly bear the weight of the weight 8, and the bolt 23 structure is adopted to directly bear the weight of the weight 8, so that the phenomena of oil leakage and fault of the double-acting hydraulic cylinder 21 caused by damage of a chromium coating layer of a piston rod 212 of the double-acting hydraulic cylinder 21 can be avoided. After the underwater heavy object 8 is hung in place, the bolt 23 does not bear the weight of the heavy object 8 any more, the double-acting hydraulic cylinder 21 retracts, the bolt 23 is driven to be separated from the first double-lug plate 12, and the steel wire rope 7 on the bolt 23 is separated.

The bolt 23 is provided with the return spring 24, if the double-acting hydraulic cylinder 21 breaks down underwater, and the unhooking function cannot be completed, because the bolt 23 does not bear the weight of the heavy object 8, the bolt 23 is not stressed, the compressed spring extends according to the elasticity of the spring, the double-acting hydraulic cylinder 21 is driven to retract, the steel wire rope 7 on the bolt 23 falls off, the underwater unhooking can be completed, and the underwater unhooking can be protected doubly. The lifting appliance utilizes mechanized construction to replace divers to operate, underwater robots are not needed to assist operation, cost is reduced, the unhooking function is reliable, operation efficiency is high, and fault tolerance rate is high.

The double-acting hydraulic cylinder 21 comprises a cylinder body 211, a piston rod 212 and a piston ring 213, the cylinder body 211 is fixed on one side surface of the support 11, one end of the piston rod 212 is movably installed in the cylinder body 211, the piston ring 213 is installed at the other end of the piston rod 212, the piston ring 213 is connected with the bolt pin 23 through a pin shaft, the piston rod 212 and the piston ring 213 are pushed by hydraulic pressure to move in two directions in the cylinder body 211, and then extension and contraction can be achieved, and the moving direction of the bolt pin 23 is further driven.

Specifically, the end of the cylinder body 211 is fixed on one side of the support 11 by the bolt 22, and the bolt 22 is designed to be convenient to install and to have a good fixing function.

In this embodiment, the through holes are formed in the double lug plates and are coaxial with the bolts 23, and when the double-acting hydraulic cylinder 21 extends, the bolts 23 are in clearance fit with the through holes, so that the bolts 23 can extend and retract conveniently, and unhooking operation is further realized.

Further, a second double-lug plate 13 is symmetrically arranged at the top of the balance beam 1, the second double-lug plate 13 is connected with a shackle 14 through a pin shaft, the pin shaft connects one side lug plate and the other side lug plate in the second double-lug plate 13, the pin shaft and the second double-lug plate 13 can rotate relatively, loads between the pins and the second double-lug plate 13 are transmitted through contact surfaces of the pin shaft and the second double-lug plate 13, and the shackle 14 is used for connecting a crane above the shackles.

In the embodiment, a camera module 4 is arranged on one side of a balance beam 1, the camera module 4 can collect underwater operation conditions in real time, a double-acting hydraulic cylinder 21 is connected with a hydraulic system 3 through an oil pipe 31, the hydraulic system 3 provides a power source for the double-acting hydraulic cylinder 21, the camera module 4 and the hydraulic system 3 are both connected with a controller, and the camera module 4 feeds collected information back to the controller on water, so that operating personnel can observe the operation conditions of parts such as an underwater lifting appliance in real time; the hydraulic system 3 is controlled by a controller to realize the telescopic operation of the double-operation hydraulic cylinder.

Please refer to fig. 3, the utility model also provides an underwater hoisting device, including the automatic unhook hoist under water, still include the loop wheel machine, be equipped with lifting hook 5 on the loop wheel machine, the shackle 14 of the automatic unhook hoist under water connects lifting hook 5 through main hanging wire rope 6, realizes the handling to the automatic unhook hoist under water, makes it remove to the target location.

In addition, a steel wire rope 7 is sleeved on a bolt 23 of the underwater automatic unhooking hanger, the steel wire rope 7 is connected with an underwater heavy object 8, and the heavy object 8 is hung on the bolt 23 of the underwater automatic unhooking hanger through the steel wire rope 7.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Various other modifications and alterations will occur to those skilled in the art upon reading the foregoing description. This need not be, nor should it be exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (10)

1. The utility model provides an automatic unhook hoist under water which characterized in that: comprises that

The bottom of the balance beam is symmetrically provided with supports, and the opposite outer sides of the supports are provided with first double-lug plates;

the unhooking component, the unhooking component symmetry sets up the compensating beam bottom, the unhooking component includes double acting hydraulic cylinder, double acting hydraulic cylinder fixes on the support, and the output connects the pintle, works as when double acting hydraulic cylinder stretches out, the pintle runs through first pair of otic placode setting, just reset spring is established to the cover on the pintle, reset spring one end butt first pair of otic placode, other end butt double acting hydraulic cylinder's output.

2. The underwater automatic unhooking spreader of claim 1, wherein: the double-acting hydraulic cylinder comprises a cylinder body, a piston rod and a piston ring, the cylinder body is fixed on one side face of the support, one end of the piston rod is movably installed in the cylinder body, the piston ring is installed at the other end of the piston rod, and the piston ring is connected with the bolt pin through a pin shaft.

3. The underwater automatic unhooking spreader of claim 2, wherein: the end part of the cylinder body is fixed on one side surface of the support through a bolt.

4. The underwater automatic unhooking spreader of claim 1, wherein: and the double lug plates are provided with through holes which are coaxial with the bolts.

5. The underwater automatic unhooking spreader of claim 1, wherein: the balance beam top symmetry is equipped with the second double ear board, the second double ear board is through round pin hub connection shackle.

6. The underwater automatic unhooking spreader of claim 1, wherein: the double-acting hydraulic cylinder is connected with a hydraulic system through an oil pipe.

7. The underwater automatic unhooking spreader of claim 6, wherein: and a camera module is arranged on one side of the balance beam, and the camera module and the hydraulic system are both connected with a controller.

8. An underwater hoisting device is characterized in that: comprising an underwater automatic unhooking spreader according to any of claims 1-7.

9. Underwater hoisting device according to claim 8, wherein: the underwater automatic unhooking lifting appliance is characterized by further comprising a crane, wherein a lifting hook is arranged on the crane, and an shackle of the underwater automatic unhooking lifting appliance is connected with the lifting hook through a main lifting steel wire rope.

10. An underwater lifting device as claimed in claim 9, wherein: and a steel wire rope is sleeved on a bolt pin of the underwater automatic unhooking hanger and connected with an underwater heavy object.

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