CN215479562U

CN215479562U - Wind power overhaul platform

Info

Publication number: CN215479562U
Application number: CN202122236747.5U
Authority: CN
Inventors: 邱志鹏; 邱明达
Original assignee: Jiangyin Luda Machinery Manufacturing Co ltd
Current assignee: Jiangyin Luda Machinery Manufacturing Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-01-11
Anticipated expiration: 2031-09-15

Abstract

The utility model relates to a wind power overhaul device, in particular to a wind power overhaul platform, which comprises a hoisting machine and a winch, and further comprises: the lifting platform is provided with the lifting machine and the winch; the flip door is hinged to the bottom of the lifting platform; and one end of the top of the crawling ladder is hinged to the bottom of the lifting platform, the other end of the top of the crawling ladder is connected with a hinge rope on the winch, and the crawling ladder is located below the flap door and used for adjusting the angle between the crawling ladder and the lifting platform. The wind power maintenance platform provided by the utility model has the advantages that the height of the maintenance platform is increased through the ladder stand, so that the length of vertical operation is increased, the lifting times of the maintenance platform are reduced, and the maintenance efficiency is improved; and improve the stationarity through the protection bandage, still make lift platform press close to the fan blade through rolling positioner, protect the fan blade simultaneously, the security is higher, and the platform is more stable.

Description

Wind power overhaul platform

Technical Field

The utility model relates to a wind power overhaul device, in particular to a wind power overhaul platform.

Background

Along with popularization of wind power generation, maintenance of the wind power generation is more and more, the maintenance of the wind power generation is mainly concentrated on the fan blades, and the existing maintenance platform slides along the fan blades and is close to the fan blades, so that the maintenance is convenient. However, the length of the fan blade is long, the shortest fan blade is also thirty meters, the fan blade is in a curved surface shape, and the fixing device needs to be adjusted according to the position of the fan blade when the fan blade is lifted, so that the lifting time of the maintenance platform is long during maintenance, and the maintenance efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a wind power maintenance platform with a crawling ladder and capable of expanding the vertical operation length, and the specific technical scheme is as follows:

wind-powered electricity generation overhauls platform, including lifting machine and capstan winch, still include: the lifting platform is provided with the lifting machine and the winch; the flip door is hinged to the bottom of the lifting platform; and one end of the top of the crawling ladder is hinged to the bottom of the lifting platform, the other end of the top of the crawling ladder is connected with a hinge rope on the winch, and the crawling ladder is located below the flip door.

Preferably, the method further comprises the following steps: the limiting plate is fixed at the bottom of the lifting platform and is provided with a limiting groove; and the limiting rod is fixed at the top of the crawling ladder and movably inserted into the limiting groove.

Preferably, the method further comprises the following steps: the protection bandage is sleeved on the fan blade, and two ends of the protection bandage are connected with the lifting platform, and the lifting platform is fixed on the fan blade.

Preferably, the device further comprises a rolling positioning device, wherein the rolling positioning device comprises an upper positioning device and a lower positioning device; the upper positioning device comprises: the upper positioning seats are symmetrically fixed on the lifting platform and are positioned on two sides of the blade; the upper rotating rod is hinged to the upper positioning seat; the upper idler wheel is arranged on the upper rotating rod and used for pressing two sides of the blade; the lower positioning device includes: the lower positioning seat is fixed on the lifting platform and is positioned below the upper positioning seat, and the lower positioning seat is arranged opposite to the blade; and the lower roller is fixed on the lower positioning seat and is used for pressing the blades.

Further, the rolling positioning device further comprises: control positioner, control positioner be located go up positioner with between the positioner down, and be located the both sides of blade, control positioner include: the nut seat is fixed on the lifting platform; a threaded rod screwed on the nut seat; the connecting seat is rotatably arranged at one end of the threaded rod; one end of the positioning rod is hinged to the lifting platform, and the connecting seat is hinged to the positioning rod; the left and right rotating rods are hinged to the other end of the positioning rod; and the left and right idler wheels are arranged on the left and right rotating rods.

Furthermore, the left and right idler wheels, the lower idler wheel and the upper idler wheel are symmetrically provided with two idler wheels.

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

the wind power maintenance platform provided by the utility model has the advantages that the height of the maintenance platform is increased through the ladder stand, so that the length of vertical operation is increased, the lifting times of the maintenance platform are reduced, and the maintenance efficiency is improved; and improve the stationarity through the protection bandage, still make lift platform press close to the fan blade through rolling positioner, protect the fan blade simultaneously, the security is higher, and the platform is more stable.

Drawings

FIG. 1 is a schematic structural diagram of a wind power overhaul platform;

FIG. 2 is a schematic view of personnel within a wind power overhaul platform;

FIG. 3 is a top view of a wind power overhaul platform;

FIG. 4 is a schematic view of the upper positioning device;

FIG. 5 is a schematic view of the upper positioning device;

fig. 6 is a schematic structural view when the left and right rollers, the lower roller, and the upper roller are all provided one.

Detailed Description

The utility model will now be further described with reference to the accompanying drawings.

Example one

As shown in fig. 1 to 6, the wind power overhaul platform comprises a hoist 64, a winch 21, a lifting platform 11, a flip door 16 and a ladder stand 12. The lifter 64 is fixed on one side of the lifting platform 11 far away from the fan blades 91 and used for ascending and descending the lifting platform 11, and the load sensor 65 is arranged between the lifter 64 and the lifting platform 11 to prevent overlarge load. The lifting platform 11 is also provided with a safety lock 63. The winch 21 may be a manual winch 21, and the winch 21 is installed on the top of the lifting platform 11 to facilitate rotation of the winch 21. The flip door 16 is hinged to the bottom of the elevating platform 11 and is located at the center of the elevating platform 11. One end of the top of the ladder stand 12 is hinged at the bottom of the lifting platform 11, the other end is connected with a hinge rope 22 on a winch 21, and the ladder stand 12 is positioned right below the flap door 16 and used for adjusting the angle between the ladder stand 12 and the lifting platform 11. The winch 21 adjusts the angle between the crawling ladder 12 and the fan blade 91 to prevent the crawling ladder 12 from rubbing the fan blade 91, so that the function of protecting the fan blade 91 is achieved, meanwhile, the distance between the crawling ladder 12 and the fan blade 91 is convenient to adjust, the crawling ladder 12 is close to the fan blade 91, and maintenance is convenient. The ladder stand 12 increases the vertical operation length, reduces the lifting times and improves the maintenance efficiency.

When entering the ladder 12, the flap door 16 is opened and climbs from the elevating platform 11 into the ladder 12. When the lifting platform 11 is lifted, people cannot go inside the ladder 12.

In certain embodiments, further comprising: the lifting platform comprises a limiting plate 13 and a limiting rod 15, wherein the limiting plate 13 is symmetrically fixed at the bottom of the lifting platform 11, a limiting groove 131 is formed in the limiting plate 13, and the limiting groove 131 is an arc-shaped groove; the limiting rods 15 are symmetrically fixed on two sides of the top of the ladder stand 12 and movably inserted into the limiting grooves 131. The limiting plate 13 and the limiting rod 15 control the maximum angle of the crawling ladder 12, so that the crawling ladder 12 is prevented from rubbing the fan blades 91, and meanwhile, the crawling ladder 12 can be prevented from colliding the fan blades 91 when the hinged rope 22 is broken.

In certain embodiments, further comprising: protection bandage 7, protection bandage 7 cover are on fan blade 91, and the both ends of protection bandage 7 all are connected with lift platform 11 for fix lift platform 11 on fan blade 91, make lift platform 11 more steady, improve wind resistance. The protective binding bands 7 are arranged in two groups and are respectively positioned at the top and the bottom of the lifting platform 11.

Example two

On the basis of the first embodiment, as shown in fig. 1 to 3, the device further comprises a rolling positioning device, wherein the rolling positioning device comprises an upper positioning device 3 and a lower positioning device 4; the upper positioning device 3 includes: an upper positioning seat 31, an upper rotating rod 32 and an upper roller 33; the upper positioning seats 31 are symmetrically fixed on the top of the side surface of the lifting platform 11 and are positioned on two sides of the fan blade 91; the upper rotating rod 32 is hinged on the upper positioning seat 31, and the upper rotating rod 32 can only rotate in the horizontal direction; the upper rollers 33 are mounted on the upper rotating rod 32 and are used for pressing two sides of the fan blades 91. The upper rotating rod 32 can drive the upper roller 33 to rotate, so that the upper roller 33 rotates along with the curve change of the fan blade 91, and the fan blade 91 is prevented from being extruded. The lower positioning device 4 includes: the lower positioning seats 41 are fixed at the bottom of the side face of the lifting platform 11 and are positioned below the centers of the two upper positioning seats 31, and the lower positioning seats 41 are arranged opposite to the fan blades 91; the lower roller 42 is fixed on the lower positioning seat 41 and is used for pressing on the fan blade 91. The upper roller 33 and the lower roller 42 realize three-point contact with the fan blades 91, the stability is good, and the upper roller 33 and the lower roller 42 are in floating contact with the fan blades 91, so that the fan blades 91 can be effectively protected. The upper roller 33 and the lower roller 42 enable the lifting platform 11 to be close to the fan blades 91, and when the lifting platform 11 is lifted, rolling friction is formed between the lifting platform 11 and the fan blades 91, so that the fan blades 91 are protected.

In some embodiments, the scroll positioning apparatus further comprises: control positioner 5, control positioner 5 and be located between positioner 3 and the lower positioner 4, and be located the both sides of fan blade 91, control positioner 5 and include: the lifting platform comprises a hand wheel 51, a nut seat 52, a threaded rod 53, a connecting seat 54, a positioning rod 55, a left rotating rod 56, a right rotating rod 56 and a left roller 57, wherein the hand wheel 51 is fixed at one end of the threaded rod 53, the other end of the threaded rod 53 is rotatably connected with the connecting seat 54, the threaded rod 53 is screwed on the nut seat 52, and the nut seat 52 is fixed on the lifting platform 11; one end of the positioning rod 55 is hinged on the lifting platform 11, and the connecting seat 54 is hinged on the positioning rod 55; the left and right rotating rods 56 are hinged at the other end of the positioning rod 55; the left and right rollers 57 are mounted on the left and right rotating levers 56. The hand wheel 51 rotates the threaded rod 53, and the threaded rod 53 adjusts the position of the positioning rod 55, so that the left and right rollers 57 are pressed on the surface of the fan blade 91, and the stability and the safety of the lifting platform 11 are improved. Because the left and right rollers 57 are pressed on the fan blades 91 by the positioning rods 55, the left and right rollers 57 can be extended by a longer distance, and the stability of the lifting platform 11 is further improved.

As shown in fig. 6, the left and right rollers, the lower roller, and the upper roller may be provided as a single roller.

As shown in fig. 3 to 5, the left and right rollers 57, the lower roller 42 and the upper roller 33 may be symmetrically disposed in two, and the two rollers have a large contact area with the fan blade 91, so that the fan blade 91 can be protected.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the utility model and should not be construed in any way as limiting the scope of the utility model. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive step, which shall fall within the scope of the appended claims.

Claims

1. Wind-powered electricity generation overhauls platform, including lifting machine and capstan winch, its characterized in that still includes:

the lifting platform is provided with the lifting machine and the winch;

the flip door is hinged to the bottom of the lifting platform; and

the ladder stand, the one end at cat ladder top articulates the bottom of lift platform, the other end is connected with the hinge rope on the capstan winch, just the ladder stand is located the below of flip door.

2. The wind power overhaul platform of claim 1, further comprising:

the limiting plate is fixed at the bottom of the lifting platform and is provided with a limiting groove; and

the limiting rod is fixed to the top of the crawling ladder and movably inserted into the limiting groove.

3. The wind power overhaul platform of claim 1, further comprising: the protection bandage is sleeved on the fan blade, and two ends of the protection bandage are connected with the lifting platform, and the lifting platform is fixed on the fan blade.

4. The wind power overhaul platform of any one of claims 1 to 3, further comprising: the rolling positioning device comprises an upper positioning device and a lower positioning device;

the upper positioning device comprises:

the upper positioning seats are symmetrically fixed on the lifting platform and are positioned on two sides of the blade;

the upper rotating rod is hinged to the upper positioning seat; and

the upper roller is arranged on the upper rotating rod and used for pressing two sides of the blade;

the lower positioning device includes:

the lower positioning seat is fixed on the lifting platform and is positioned below the upper positioning seat, and the lower positioning seat is arranged opposite to the blade; and

and the lower roller is fixed on the lower positioning seat and is used for pressing the blades.

5. The wind power overhaul platform of claim 4, wherein the rolling positioning device further comprises: control positioner, control positioner be located go up positioner with between the positioner down, and be located the both sides of blade, control positioner include:

the nut seat is fixed on the lifting platform;

a threaded rod screwed on the nut seat;

the connecting seat is rotatably arranged at one end of the threaded rod;

one end of the positioning rod is hinged to the lifting platform, and the connecting seat is hinged to the positioning rod; and

the left and right rotating rods are hinged to the other end of the positioning rod; and

and the left and right idler wheels are arranged on the left and right rotating rods.

6. The wind power overhaul platform of claim 5, wherein there are two left and right rollers, two lower rollers and two upper rollers.