CN215756037U - Auxiliary crane for offshore wind generating set - Google Patents

Abstract

The utility model discloses an auxiliary crane for an offshore wind generating set, which comprises a sliding longitudinal beam, an upper rack, a lower rack, an upper pulley component, a longitudinal beam driving motor, a fixed cross beam, a connecting piece, an upper mounting frame, a lower pulley component, a lower fixed bracket, a driving motor and an electric hoist, the upper rack and the lower rack are respectively arranged on the sliding longitudinal beam, the two upper pulley components are arranged on the sliding longitudinal beam in a sliding way, the bottoms of the fixed cross beam and the upper mounting rack are respectively connected with the two upper pulley assemblies, the tops of the fixed cross beam and the upper mounting rack are respectively connected to the cabin elbow, the sliding longitudinal beam can be driven to move along the direction of the upper rack by the longitudinal beam driving motor, the lower pulley assembly is arranged at the lower part of the sliding longitudinal beam in a sliding way, the electric hoist is connected with the lower pulley assembly through the lower fixing support, and the lower pulley assembly is driven by the driving motor to drive the electric hoist to move along the direction of the lower rack. The utility model is arranged in the cabin elbow and has the advantages of simple structure, convenient operation, reliable performance and the like.

Description

Auxiliary crane for offshore wind generating set

Technical Field

The utility model relates to the technical field of maintenance of offshore wind generating sets, in particular to an auxiliary crane for an offshore wind generating set.

Background

Traditional land unit cabin loop wheel machine sets up in the cabin outside, and the lifting hook can be followed the top and down to tower section of thick bamboo bottom for hoist and mount frock, instrument and the spare part that needs to be changed, owing to install on land, the outside operating mode of cabin is better, and the anticorrosive and the operating performance requirement of loop wheel machine is lower, and current loop wheel machine can both satisfy service life and operational requirement basically, but only is used in the outside hoist and mount of land cabin. The offshore unit needs to be exposed outdoors for a long time if the auxiliary crane is arranged outside the engine room after the onshore unit is continued, the external working condition of the engine room is severe, the cable and the parts of the crane are influenced by ultraviolet rays, salt fog and the like, the aging and corrosion of the parts can be accelerated, and the service life and the safety of the equipment are greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art, reasonably utilizes the limited space in the cabin for design, and provides the auxiliary crane for the offshore wind generating set, which has the advantages of simple structure, convenient operation and reliable performance, so that the auxiliary crane can be integrally arranged in the cabin, the influence of ultraviolet rays, salt mist and the like on the crane is avoided, the service life of the crane is prolonged, and the safety is improved.

In order to achieve the purpose, the technical scheme provided by the utility model is as follows: an auxiliary crane for an offshore wind generating set comprises a sliding longitudinal beam, an upper rack, a lower rack, an upper pulley component, a longitudinal beam driving motor, a fixed cross beam, a connecting piece, an upper mounting frame, an upper pulley limiting plate, a handle limiter, a lower pulley component, a lower fixing support, a driving motor, an electric hoist and a quick compactor, wherein the upper rack and the lower rack are respectively arranged at the top and the bottom of the sliding longitudinal beam, the two upper pulley components are arranged on the left side and the right side of the upper part of the sliding longitudinal beam in a sliding manner, the longitudinal beam driving motor is arranged on the upper pulley component on the left side, a driving gear of the longitudinal beam driving motor is meshed with the upper rack, the fixed cross beam is arranged at the top of the upper pulley component on the left side and is vertical to the sliding longitudinal beam, the top of the fixed cross beam is fixed at the top of the inner side of an engine room elbow through a plurality of connecting pieces, the upper mounting frame is arranged at the top of the upper pulley component on the right side, the top of the electric hoist is fixed at the top of the inner side of an engine room elbow, the sliding longitudinal beam is driven to move along the direction of an upper rack by a longitudinal beam driving motor, a plurality of upper pulley limiting plates are installed on the sliding longitudinal beam, a limiting hole is formed in each upper pulley limiting plate, the upper pulley assembly slides to the position of the upper pulley limiting plate, the limiting holes of the upper pulley assembly and the limiting holes of the upper pulley limiting plates are inserted through a handle limiter, the fixing of the sliding longitudinal beam is realized, the number of the lower pulley assemblies is two, the lower pulley assemblies are installed at the lower part of the sliding longitudinal beam in a sliding manner, the lower fixing support is arranged at the lower side of the sliding longitudinal beam, the two sides of the top of the lower fixing support are respectively connected with the two lower pulley assemblies, the driving motor is installed on the lower pulley assembly, a driving gear of the electric hoist is meshed with the lower rack, and the lower pulley assembly is driven by the driving motor to move along the direction of the lower rack, the quick compressor is arranged on the lower fixing support, and the top of the quick compressor is compressed to the bottom surface of the sliding longitudinal beam to realize the fixation of the lower fixing support.

Furthermore, install a plurality of lower pulley limiting plates on the slip longeron, it has spacing hole to open on every lower pulley limiting plate, the lower pulley subassembly slides to the position of lower pulley limiting plate, inserts spacing hole and the spacing hole of lower pulley limiting plate on the lower pulley subassembly through the handle stopper, realizes fixing of lower pulley subassembly.

Further, the upper pulley component comprises a pulley mounting frame and two pairs of pulleys which are slidably mounted on two sides inside the pulley mounting frame, and limiting holes are processed on two sides of the pulley mounting frame.

Furthermore, the lower pulley assembly comprises a pulley mounting frame and two pairs of pulleys which are slidably mounted on two sides inside the pulley mounting frame, and limiting holes are processed on two sides of the pulley mounting frame.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

the auxiliary crane has the advantages of simple structure, convenience in operation, reliable performance and the like, is arranged in the cabin elbow, avoids the influence of ultraviolet rays, salt fog and the like on the crane, prolongs the service life of the crane and improves the safety, and meanwhile, the auxiliary crane can finish the operation in the cabin elbow, and can finish the hoisting operation outside the cabin by moving the sliding longitudinal beam and the electric hoist to the upper part of the tower barrel in the cabin so as to lower the lifting hook of the electric hoist to the bottom of the tower barrel for hoisting operation, and also can move the sliding longitudinal beam and the electric hoist to the outside of the cabin elbow.

Drawings

Fig. 1 is a front view of an auxiliary hoist of the present invention.

Fig. 2 is a side view of the auxiliary hoist of the present invention.

Fig. 3 is a top view of the auxiliary hoist of the present invention.

Fig. 4 is a schematic structural view of the upper sheave assembly of the present invention.

Fig. 5 is a schematic structural view of the lower pulley assembly of the present invention.

Fig. 6 is a schematic view of the auxiliary crane of the present invention installed in a cabin elbow.

Detailed Description

The present invention is further illustrated with reference to the following specific examples, but the mode of use of the present invention is not limited thereto.

As shown in fig. 1 to 6, the auxiliary crane for an offshore wind turbine generator set according to the present embodiment is integrally installed inside a nacelle elbow 17, and includes a sliding longitudinal beam 1, an upper rack 2, a lower rack 3, an upper pulley assembly 4, a longitudinal beam driving motor 5, a fixed cross beam 6, a connecting member 7, an upper mounting frame 8, an upper pulley limiting plate 9, a handle stopper 10, a lower pulley assembly 11, a lower fixed support 12, a driving motor 13, an electric block 14, and a quick compactor 15, wherein the sliding longitudinal beam 1 extends in a direction corresponding to a longitudinal direction of the nacelle, the upper rack 2 and the lower rack 3 are respectively installed at the top and the bottom of the sliding longitudinal beam 1, the upper pulley assembly 4 includes a pulley mounting frame 401 and two pairs of pulleys 402 slidably installed at two sides inside the pulley mounting frame 401, and limiting holes are processed at two sides of the pulley mounting frame 401, the number of the upper pulley assemblies 4 is two, the sliding device is arranged on the left side and the right side of the upper part of a sliding longitudinal beam 1 in a sliding mode, the longitudinal beam driving motor 5 is arranged on a pulley mounting frame 401 of an upper pulley component 4 on the left side, a driving gear of the longitudinal beam driving motor is meshed with an upper rack 2, a fixed cross beam 6 is arranged at the top of the pulley mounting frame 401 of the upper pulley component 4 on the left side and is perpendicular to the sliding longitudinal beam 1, the top of the fixed cross beam is fixed at the top of the inner side of a cabin elbow 17 through a plurality of connecting pieces 7, an upper mounting frame 8 is arranged at the top of the pulley mounting frame 401 of the upper pulley component 4 on the right side and is fixed at the top of the inner side of the cabin elbow 17, the sliding longitudinal beam 1 is driven to move along the direction of the upper rack 2 through the longitudinal beam driving motor 5, a plurality of upper pulley limiting plates 9 are arranged on the sliding longitudinal beam 1, limiting holes 901 are formed in each upper pulley limiting plate 9, and the upper pulley component 4 slides to the position of the upper pulley limiting plate 9, the fixing of the sliding longitudinal beam 1 is realized by inserting the handle stopper 10 into the limiting hole of the upper pulley assembly 4 and the limiting hole 901 on the upper pulley limiting plate 9, the lower pulley assembly 11 comprises a pulley mounting rack 1101 and two pairs of pulleys (not shown in the figure) which are slidably mounted on two sides inside the pulley mounting rack 1101, the limiting holes are processed on two sides of the pulley mounting rack 1101, the number of the lower pulley assemblies 11 is two, the lower pulley assemblies 11 are slidably mounted on the lower part of the sliding longitudinal beam 1, the lower fixing support 12 is arranged on the lower side of the sliding longitudinal beam 1, two sides of the top of the lower fixing support are respectively connected with the two lower pulley assemblies 11, the driving motor 13 is mounted on the pulley mounting rack 1101 of the lower pulley assembly 11, the driving gear of the driving motor is meshed with the lower rack 3, the electric hoist 14 is mounted on the lower fixing support 12, and the lower pulley assembly 11 is driven by the driving motor 13 to drive the electric hoist 14 to move along the direction of the lower rack 3, meanwhile, the chain storage box 1401 of the electric hoist 14 is arranged on the lower fixing support 12, the electric hoist 14 lowers and withdraws the chain through a guide device (not shown in the figure) matched with the electric hoist 14, the quick compactor 15 is arranged on the lower fixing support 12, and the top of the quick compactor 15 is compacted to the bottom surface of the sliding longitudinal beam 1 to fix the lower fixing support 12.

In addition, can also install a plurality of lower pulley limiting plates 16 on the longeron 1 that slides, it has spacing hole 1601 to open on every lower pulley limiting plate 16, lower pulley 11 slides to the position of lower pulley limiting plate 16, inserts spacing hole and the spacing hole 1601 of lower pulley limiting plate 16 on the lower pulley 11 through handle stopper 10, realizes the fixed of lower pulley 11 and lower fixed bolster 12, uses through the cooperation of quick compactor 15 and lower pulley limiting plate 16, makes lower fixed bolster 12 and electric block 14 more firm.

Adopt this embodiment during the supplementary loop wheel machine hoist operation, operating personnel can pass through longeron driving motor 5 drive slip longeron 1 and remove about 2 directions of last rack according to the actual hoist and mount condition, thereby make and install the slip longeron 1 at cabin elbow 17 and can remove the top or the cabin outside of a tower section of thick bamboo in the cabin, then insert handle stopper 10 in the spacing downthehole of upper pulley subassembly 4 and upper pulley limiting plate 9, make slip longeron 1 rigidity good, and then remove about the direction of rack 3 down through driving motor 13 drive lower fixed bolster 12 drive electric block 14, remove the region or the cabin outside of a tower section of thick bamboo top promptly, and then hoist the material of tower footing bottom to required position through electric block 14's lifting hook. When moving electric block 14 to the cabin outside and carrying out the hoist and mount operation, the distance between material and the tower section of thick bamboo can have been increased to the slip longeron 1 outside the cabin, reduces the risk of bumping against with the tower section of thick bamboo in hoist and mount process.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that variations based on the shape and principle of the present invention should be covered within the scope of the present invention.

Claims (4)

1. The utility model provides an auxiliary crane for offshore wind generating set which characterized in that: the device comprises a sliding longitudinal beam, an upper rack, a lower rack, an upper pulley component, a longitudinal beam driving motor, a fixed cross beam, connecting pieces, an upper mounting rack, an upper pulley limiting plate, a handle limiter, a lower pulley component, a lower fixing support, a driving motor, an electric hoist and a quick compactor, wherein the upper rack and the lower rack are respectively arranged at the top and the bottom of the sliding longitudinal beam, the two upper pulley components are arranged and are slidably arranged on the left side and the right side of the upper part of the sliding longitudinal beam, the longitudinal beam driving motor is arranged on the upper pulley component on the left side, a driving gear of the longitudinal beam driving motor is meshed with the upper rack, the fixed cross beam is arranged at the top of the upper pulley component on the left side and is vertical to the sliding longitudinal beam, the top of the fixed cross beam is fixed at the top of the inner side of an engine room elbow through the connecting pieces, the upper mounting rack is arranged at the top of the upper pulley component on the right side, and the top of the upper mounting rack is fixed at the top of the inner side of the engine room elbow, the upper pulley limiting plate is arranged on the sliding longitudinal beam, a limiting hole is formed in each upper pulley limiting plate, the upper pulley assembly slides to the position of the upper pulley limiting plate, the limiting holes in the upper pulley assembly and the limiting holes in the upper pulley limiting plate are inserted through the handle limiting device, the sliding longitudinal beam is fixed, the number of the lower pulley assemblies is two, the lower fixing support is arranged at the lower part of the sliding longitudinal beam in a sliding mode, the two sides of the top of the lower fixing support are respectively connected with the two lower pulley assemblies, the driving motor is arranged on the lower pulley assembly, the driving gear of the driving motor is meshed with the lower rack, the electric hoist is arranged on the lower fixing support, the lower pulley assembly is driven by the driving motor to drive the electric hoist to move along the direction of the lower rack, and the quick compactor is arranged on the lower fixing support, the top of the quick compactor is compacted to the bottom surface of the sliding longitudinal beam to realize the fixation of the lower fixing support.

2. An auxiliary crane for an offshore wind energy plant according to claim 1, characterized in that: the upper pulley limiting plate is provided with a plurality of upper pulley limiting plates, each upper pulley limiting plate is provided with a limiting hole, the upper pulley assembly slides to the lower pulley limiting plate, and the handle limiter is inserted into the limiting holes in the upper pulley assembly and the limiting holes in the upper pulley limiting plate to fix the upper pulley assembly.

3. An auxiliary crane for an offshore wind energy plant according to claim 1, characterized in that: the upper pulley component comprises a pulley mounting frame and two pairs of pulleys arranged on two sides in the pulley mounting frame in a sliding mode, and limiting holes are machined in two sides of the pulley mounting frame.

4. An auxiliary crane for an offshore wind energy plant according to claim 1, characterized in that: the lower pulley assembly comprises a pulley mounting frame and two pairs of pulleys which are slidably mounted on two sides inside the pulley mounting frame, and limiting holes are processed on two sides of the pulley mounting frame.

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