CN216429842U

CN216429842U - Blade lightning protection ring device of offshore wind generating set

Info

Publication number: CN216429842U
Application number: CN202220020024.3U
Authority: CN
Inventors: 刘舒艳; 王海鲲
Original assignee: Zhongshan Kunxiang Technology Co ltd
Current assignee: Zhongshan Kunxiang Technology Co ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-05-03
Anticipated expiration: 2032-01-06

Abstract

The utility model discloses a lightning ring device of blade of offshore wind generating set, include: blade module, dismouting module and lightning-arrest module, the blade module includes the blade main part and sets up the adaptation groove at blade main part top, the dismouting module includes two mounting grooves of setting up at adaptation inslot wall both ends, two slide bars of fixed connection in two adaptation inslots respectively, slide on two slide bars through the pulling movable plate, and the bar-shaped piece withdraws from the outside in bar groove, the L shaped plate also will be followed the top of center plate and removed away, two springs begin to shrink simultaneously, thereby relieve the locking to center plate, later staff, thereby upwards stimulate center plate and let four spacing inserted bars extract spacing holes, thereby accomplish the dismantlement to center plate, and then dismantle lightning-arrest module, thereby it is convenient for change to let quick the dismantlement of lightning-arrest module, avoid influencing the use of blade.

Description

Blade lightning protection ring device of offshore wind generating set

Technical Field

The utility model relates to a lightning-arrest ring technical field of blade specifically is a lightning-arrest ring device of blade of offshore wind generating set.

Background

With the continuous development of wind power technology, the height of a tower frame of a wind turbine generator set is continuously increased, the length of blades is continuously lengthened, and the probability of lightning stroke of a fan is increased. The traditional lightning protection method of the wind power blade mainly comprises the steps of installing a lightning protection lightning receptor on the blade to carry out lightning protection, and then gradually guiding lightning into the ground through a lead.

And current lightning arrester's arrester is not convenient for quick dismantlement from the blade, leads to the staff not convenient for dismantle the change to the arrester to influence wind generating set's use.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art or the correlation technique.

Therefore, the utility model discloses the technical scheme who adopts does:

a lightning ring device for blades of an offshore wind generating set comprises: blade module, dismouting module and lightning-arrest module, the blade module includes the blade main part and sets up the adaptation groove at blade main part top, the dismouting module includes that two are seted up the mounting groove at adaptation inslot wall both ends, two fixed connection are respectively at the slide bar of two adaptation inslots, two set up the fixed establishment between two slide bar surfaces respectively, set up in the adaptation inslot portion and be located two central plates between the fixed establishment and set up the stop gear between the bottom of central plate bottom and adaptation inslot wall, lightning-arrest module sets up the top at fixed establishment.

The present invention may be further configured in a preferred embodiment as: the fixing mechanism comprises a moving plate, two springs and an L-shaped plate, wherein the moving plate is arranged between the circumferential surfaces of the two sliding rods in a sliding mode, the two springs are arranged on the circumferential surfaces of the two sliding rods in a sliding mode, one end of each spring is connected with one side of the moving plate, the L-shaped plate is connected to the top of the moving plate, one end of each spring is located at the top of the center plate, and the other ends of the two springs are connected with the inner walls of the two mounting grooves respectively.

Through adopting above-mentioned technical scheme for the movable plate can reset automatically after removing, thereby promotes the convenience when this device uses.

The present invention may be further configured in a preferred embodiment as: the fixing mechanism also comprises a strip-shaped groove arranged on one side of the central plate and a strip-shaped block which is connected to the other side of the moving plate and movably inserted in the strip-shaped groove.

Through adopting above-mentioned technical scheme, lock the position of well board, avoid rocking when using.

The present invention may be further configured in a preferred embodiment as: the limiting mechanism comprises four limiting holes formed in the bottom of the inner wall of the adapting groove and four limiting insertion rods movably inserted into the four limiting holes respectively and connected with the bottom of the central plate.

Through adopting above-mentioned technical scheme, carry out further restriction to the position of well board, let well board very firm when using.

The present invention may be further configured in a preferred embodiment as: the lightning protection module comprises a U-shaped block connected to the top of the central plate, a central rod connected to the inside of the U-shaped block, a rotating sleeve block sleeved on the outer surface of the central rod in a rotating mode, and a lightning protection device main body connected to the outer surface of the rotating sleeve block.

Through adopting above-mentioned technical scheme, let the adjustable direction of lightning arrester main part to promote this device's practicality.

The present invention may be further configured in a preferred embodiment as: the lightning protection module further comprises a plurality of digging holes which are formed in the rotating sleeve block in an annular equidistant mode, a double-threaded rod which is movably inserted between the U-shaped block and one of the digging holes, and two nuts which are respectively sleeved at two ends of the double-threaded rod in a threaded mode.

Through adopting above-mentioned technical scheme, can lock the direction of lightning arrester main part.

By adopting the technical scheme, the utility model discloses the beneficial effect who gains does:

1. the utility model discloses in, slide on two slide bars through the pulling movable plate, and the bar-shaped piece withdraws from the outside in bar groove, the L shaped plate also will follow the top of center plate and put aside, two springs begin to shrink simultaneously, thereby remove the locking to center plate, thereby later the staff upwards stimulates center plate and lets four spacing inserted bars extract spacing hole, thereby accomplish the dismantlement to center plate, and then dismantle lightning-arrest module, thereby it is convenient for change to let the dismantlement that lightning-arrest module can be quick, avoid influencing the use of blade.

2. The utility model discloses in, change two nuts from double threaded rod's both ends down, dig the hole with double threaded rod again from U-shaped piece and one of them inside take out, later staff rotates the lightning arrester main part, rotate on well core rod through digging the hole, thereby drive lightning arrester main part redirecting, later insert double threaded rod into U-shaped piece and the inside of digging the hole with another one again, two nut rotations are fixed it at double threaded rod's both ends, thereby let the lightning arrester main part angle of adjustment, thereby can come angle of adjustment to use according to the blade of condition and different grade type, thereby promote the practicality of this device.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic diagram of the overall explosion of the present invention;

FIG. 3 is a schematic view of the explosive structure of the disassembling and assembling module of the present invention;

fig. 4 is the lightning protection module of the present invention.

Reference numerals:

100. a blade module; 110. a blade main body; 120. an adaptation groove;

200. disassembling and assembling the module; 210. mounting grooves; 220. a slide bar; 230. a fixing mechanism; 231. moving the plate; 232. a spring; 233. an L-shaped plate; 234. a strip-shaped groove; 235. a bar-shaped block; 240. a center plate; 250. a limiting mechanism; 251. a limiting hole; 252. a limiting inserted rod;

300. a lightning protection module; 310. a U-shaped block; 320. a center pole; 330. rotating the sleeve block; 340. a lightning arrester main body; 350. digging a hole; 360. a double-headed threaded rod; 370. and a nut.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in combination with the following embodiments. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

It is to be understood that such description is merely exemplary and is not intended to limit the scope of the present invention.

The following describes a blade lightning protection ring device of an offshore wind turbine generator system according to some embodiments of the present invention with reference to the accompanying drawings.

The first embodiment is as follows:

with reference to fig. 1-4, the utility model provides a lightning ring device of blade of offshore wind turbine generator system, include: the blade module 100, the disassembly and assembly module 200 and the lightning protection module 300, the blade module 100 includes a blade body 110 and an adapting groove 120 opened at the top of the blade body 110, the disassembly and assembly module 200 includes two mounting grooves 210 opened at both ends of the inner wall of the adapting groove 120, two sliding rods 220 fixedly connected inside the two adapting grooves 120, two fixing mechanisms 230 respectively arranged between the outer surfaces of the two sliding rods 220, a central plate 240 arranged inside the adapting groove 120 and located between the two fixing mechanisms 230, and a limiting mechanism 250 arranged between the bottom of the central plate 240 and the bottom of the inner wall of the adapting groove 120, and the lightning protection module 300 is arranged at the top of the fixing mechanism 230.

When the lightning protection module 300 is damaged, firstly, the worker pulls the two fixing mechanisms 230 open, the two fixing mechanisms 230 slide on the two sliding rods 220, so that the two fixing mechanisms 230 release the fixing of the central plate 240, and then the worker pulls the central plate 240 upwards, so that the limiting of the limiting mechanism 250 on the central plate 240 is released, so that the central plate 240 is pulled out of the adapting groove 120, so that the fixing of the lightning protection module 300 is released, and the dismounting of the lightning protection module 300 is completed, so that the lightning protection module 300 is convenient to replace.

Example two:

referring to fig. 2-3, in the first embodiment, the fixing mechanism 230 includes a moving plate 231 slidably disposed between the circumferential surfaces of the two sliding rods 220, two springs 232 slidably disposed on the circumferential surfaces of the two sliding rods 220, and an L-shaped plate 233 connected to the top of the moving plate 231 and having one end connected to one side of the moving plate 231, and one end located at the top of the central plate 240, wherein the other ends of the two springs 232 are connected to the inner walls of the two mounting grooves 210, the fixing mechanism 230 further includes a strip-shaped groove 234 disposed on one side of the central plate 240 and a strip-shaped block 235 connected to the other side of the moving plate 231 and movably inserted into the strip-shaped groove 234, and the limiting mechanism 250 includes four limiting holes 251 disposed at the bottom of the inner wall of the adapting groove 120 and four limiting insertion rods 252 movably inserted into the four limiting holes 251 and connected to the bottom of the central plate 240.

Firstly, the worker pulls the moving plate 231 to slide on the two sliding rods 220, and the bar-shaped block 235 is withdrawn from the outside of the bar-shaped groove 234, the L-shaped plate 233 is also moved away from the top of the central plate 240, and simultaneously the two springs 232 begin to contract, so as to release the locking of the central plate 240, and then the worker pulls the central plate 240 upwards so as to make the four limit inserting rods 252 pull out the limit holes 251, so as to finish the disassembly of the central plate 240, and further disassemble the lightning protection module 300, so that the lightning protection module 300 can be quickly disassembled and conveniently replaced, thereby avoiding affecting the use of the blades.

Example three:

referring to fig. 4, in the above embodiment, the lightning protection module 300 includes a U-shaped block 310 connected to the top of the central plate 240, a central rod 320 connected to the inside of the U-shaped block 310, a rotating sleeve 330 rotatably fitted on the outer surface of the central rod 320, and a lightning protection device main body 340 connected to the outer surface of the rotating sleeve 330, and the lightning protection module 300 further includes a plurality of cut-out holes 350 annularly and equidistantly formed in the rotating sleeve 330, a double-threaded rod 360 movably inserted between the U-shaped block 310 and the inside of one of the cut-out holes 350, and two nuts 370 respectively threadedly fitted on both ends of the double-threaded rod 360.

Two nuts 370 are turned down from two ends of the double-threaded rod 360, the double-threaded rod 360 is drawn out from the U-shaped block 310 and one of the holes 350, then the worker rotates the lightning arrester main body 340, the sleeve block 330 is rotated on the central rod 320 through rotation, so that the lightning arrester main body 340 is driven to change the direction, then the double-threaded rod 360 is inserted into the U-shaped block 310 and the other hole 350, the two nuts 370 are rotated to fix the double-threaded rod 360 at two ends, so that the lightning arrester main body 340 can adjust the angle, so that the angle can be adjusted according to the conditions and different types of blades, and the practicability of the device is improved.

The utility model discloses a theory of operation and use flow: firstly, the worker pulls the moving plate 231 to make the moving plate 231 slide on the two sliding rods 220 and the strip-shaped blocks 235 withdraw from the outside of the strip-shaped grooves 234, the L-shaped plates 233 are also removed from the top of the central plate 240, and simultaneously, the two springs 232 begin to contract to release the locking of the central plate 240, then the worker pulls the central plate 240 upwards to make the four limit inserting rods 252 pull out the limit holes 251 to finish the disassembly of the central plate 240 and then the disassembly of the lightning arrester main body 340, similarly, the reverse operation of the above steps can finish the assembly of the lightning arrester main body 340, the moving plate 231 can be released to make the two springs 232 push the moving plate 231 to reset, so that the lightning arrester main body 340 can be quickly disassembled for convenient replacement, the use of the blades is avoided from being influenced, the two nuts 370 are turned down from the two ends of the double-head threaded rod 360, then the double-head threaded rod 360 is pulled out from the inside of the U-shaped blocks 310 and one of the dug holes 350, afterwards the staff rotates lightning arrester main part 340, rotates on well core rod 320 through rotating ferrule 330 to drive lightning arrester main part 340 redirecting, later insert double threaded rod 360 again the inside of U-shaped piece 310 and another one digging hole 350, fix it at double threaded rod 360's both ends with two nut 370 rotations again, thereby let lightning arrester main part 340 angle of adjustment, thereby promote the practicality of this device.

In the present application, the term "plurality" means two or more unless expressly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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 claims and their equivalents.

Claims

1. The utility model provides a lightning ring device of blade of offshore wind generating set which characterized in that includes: blade module (100), dismouting module (200) and lightning-arrest module (300), blade module (100) include blade main body (110) and set up adaptation groove (120) at blade main body (110) top, dismouting module (200) include two mounting grooves (210) of seting up at adaptation groove (120) inner wall both ends, two respectively fixed connection slide bar (220) inside two adaptation grooves (120), two respectively set up fixed establishment (230) between two slide bar (220) surfaces, set up in adaptation groove (120) inside and be located two fixed establishment (230) central plate (240) between and set up stop gear (250) between the bottom of central plate (240) bottom and adaptation groove (120) inner wall, lightning-arrest module (300) set up the top at fixed establishment (230).

2. The blade lightning protection ring device of offshore wind turbine generator system according to claim 1, wherein the fixing mechanism (230) comprises a moving plate (231) slidably fitted between the circumferential surfaces of the two sliding rods (220), two springs (232) slidably fitted on the circumferential surfaces of the two sliding rods (220) respectively and having one end connected to one side of the moving plate (231), and an L-shaped plate (233) connected to the top of the moving plate (231) and having one end located at the top of the central plate (240), and the other ends of the two springs (232) are connected to the inner walls of the two mounting grooves (210) respectively.

3. The blade lightning protection ring device of the offshore wind turbine generator system as claimed in claim 2, wherein the fixing mechanism (230) further comprises a strip groove (234) formed in one side of the central plate (240) and a strip block (235) connected to the other side of the moving plate (231) and movably inserted into the strip groove (234).

4. The blade lightning protection ring device of offshore wind turbine generator system according to claim 3, wherein the limiting mechanism (250) comprises four limiting holes (251) formed at the bottom of the inner wall of the adapting groove (120) and four limiting insertion rods (252) movably inserted into the four limiting holes (251) and connected with the bottom of the central plate (240).

5. The blade lightning ring device of offshore wind turbine unit according to claim 4, wherein the lightning protection module (300) comprises a U-shaped block (310) connected to the top of the central plate (240), a central rod (320) connected to the inside of the U-shaped block (310), a rotating sleeve block (330) rotatably sleeved on the outer surface of the central rod (320), and a lightning protection device main body (340) connected to the outer surface of the rotating sleeve block (330).

6. The blade lightning protection ring device of the offshore wind turbine generator system of claim 5, characterized in that the lightning protection module (300) further comprises a plurality of digging holes (350) annularly and equidistantly arranged inside the rotating sleeve block (330), a double-threaded rod (360) movably inserted between the U-shaped block (310) and one of the digging holes (350), and two nuts (370) respectively threaded at two ends of the double-threaded rod (360).