CN212389477U

CN212389477U - Blade tip protection device for wind driven generator

Info

Publication number: CN212389477U
Application number: CN202020929609.8U
Authority: CN
Inventors: 林祥; 黄燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-01-22
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a aerogenerator blade apex protector relates to wind power generation technical field. The utility model discloses an including the blade body, open on blade body surface has a plurality of first screw holes, and blade body outside swing joint has the protective housing, and protective housing one side is fixed with a plurality of mounting panels, is fixed with the connecting rod between the mounting panel, and the movable sleeve has been cup jointed in the connecting rod outside, and movable sleeve one side is fixed with the connecting plate, and connecting plate one side is fixed with the visor, and a plurality of ventilation holes have all been opened on protective housing and visor surface. The utility model discloses an effect of protective housing and visor is overlapped the protective housing in the blade body outside, closes the visor, makes the locating piece card of visor one side advance in the locating hole of protective housing one side to fix protective housing and visor in the blade body outside with the threaded rod, can protect the blade body, and when the ventilation hole can accelerate the circulation of air, also can alleviate the device's weight.

Description

Blade tip protection device for wind driven generator

Technical Field

The utility model belongs to the technical field of wind power generation, especially, relate to a aerogenerator blade apex protector.

Background

Wind is one of pollution-free energy sources. Moreover, it is inexhaustible. The wind power generation device is very suitable for and can be used for generating electricity by utilizing wind power according to local conditions in coastal islands, grassland pasturing areas, mountain areas and plateau areas with water shortage, fuel shortage and inconvenient traffic. Offshore wind power is an important field of renewable energy development, is an important force for promoting wind power technology progress and industry upgrading, and is an important measure for promoting energy structure adjustment. China is rich in offshore wind energy resources, offshore wind power project construction is accelerated, and the method has important significance for promoting treatment of atmospheric haze, adjustment of energy structures and conversion of economic development modes in coastal areas.

After the existing wind power generation blade is used for a long time, sand and dust which move at high speed in the air can continuously rub the surface of the blade, and the blade can be damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a aerogenerator blade apex protector, the effect of protective housing and visor, overlap the protective housing in the blade body outside, close the visor, make the locating piece card of visor one side advance in the locating hole of protective housing one side, and fix the protective housing and visor in the blade body outside with the threaded rod, can protect the blade body, and when the ventilation hole can accelerate the circulation of air, also can alleviate the device's weight, the friction blade surface that the sand and dust that has solved high-speed activity in the air can be continuous, can cause the problem of damage to the blade.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a blade tip protection device of a wind driven generator blade, which comprises a blade body, wherein the surface of the blade body is provided with a plurality of first threaded holes;

the outer side of the blade body is movably connected with a protective shell, a plurality of mounting plates are fixed on one side of the protective shell, and connecting rods are fixed between the mounting plates;

a movable sleeve is sleeved on the outer side of the connecting rod, a connecting plate is fixed on one side of the movable sleeve, and a protective cover is fixed on one side of the connecting plate;

a plurality of ventilation holes are formed in the surfaces of the protective shell and the protective cover, second threaded holes are formed in the surfaces of the protective shell and the protective cover, and threaded rods are connected to the inner threads of the first threaded holes and the inner threads of the second threaded holes in a threaded mode.

Furthermore, a spring is fixed inside the protective shell, and a protective plate is fixed at one end of the spring.

Furthermore, a positioning plate is fixed on one side of the protective shell, and a positioning hole is formed in the surface of the positioning plate.

Furthermore, a positioning rod is fixed on one side of the protective cover, and a positioning block is fixed at one end of the positioning rod.

Further, a solar panel is fixed on the outer side of the protective shell, an inverter is fixed on the outer side of the protective shell, and a heating plate is fixed inside the protective cover.

The utility model discloses following beneficial effect has:

1. the utility model discloses an effect of protective housing and visor is overlapped the protective housing in the blade body outside, closes the visor, makes the locating piece card of visor one side advance in the locating hole of protective housing one side to fix protective housing and visor in the blade body outside with the threaded rod, can protect the blade body, and when the ventilation hole can accelerate the circulation of air, also can alleviate the device's weight.

2. The utility model discloses an effect of spring, the spring can make inseparable the subsides of protection shield in the blade body outside, prevents that the blade body from rocking in the protective housing to this protects the blade body, if meet sleet weather, the hot plate can heat the blade body, with this to melt ice to it.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a blade tip protection device of a wind turbine according to the present invention;

fig. 2 is a schematic view of the external structure of the protective shell of the present invention;

fig. 3 is a schematic view of the internal structure of the protective shell of the present invention;

FIG. 4 is an enlarged view of a portion A of FIG. 2 according to the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-a blade body, 2-a first threaded hole, 3-a protective shell, 4-a mounting plate, 5-a connecting rod, 6-a movable sleeve, 7-a connecting plate, 8-a protective cover, 9-a vent hole, 10-a second threaded hole, 11-a threaded rod, 12-a spring, 13-a protective plate, 14-a positioning plate, 15-a positioning hole, 16-a positioning rod, 17-a positioning block, 18-a solar panel, 19-an inverter and 20-a heating plate.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model relates to a blade tip protection device for a wind driven generator, which comprises a blade body 1, wherein a plurality of first threaded holes 2 are formed on the surface of the blade body 1;

the outer side of the blade body 1 is movably connected with a protective shell 3, a plurality of mounting plates 4 are fixed on one side of the protective shell 3, and connecting rods 5 are fixed between the mounting plates 4;

a movable sleeve 6 is sleeved outside the connecting rod 5, a connecting plate 7 is fixed on one side of the movable sleeve 6, and a protective cover 8 is fixed on one side of the connecting plate 7;

a plurality of ventilation holes 9 are formed in the surfaces of the protective shell 3 and the protective cover 8, a second threaded hole 10 is formed in the surfaces of the protective shell 3 and the protective cover 8, and a threaded rod 11 is connected to the inner threads of the first threaded hole 2 and the second threaded hole 10.

As shown in fig. 3, a spring 12 is fixed inside the protective shell 3, and a protective plate 13 is fixed at one end of the spring 12.

As shown in fig. 3, a positioning plate 14 is fixed on one side of the protective shell 3, and a positioning hole 15 is formed on the surface of the positioning plate 14.

As shown in fig. 3, a positioning rod 16 is fixed on one side of the protection cover 8, and a positioning block 17 is fixed on one end of the positioning rod 16.

As shown in fig. 1-3, a solar panel 18 is fixed on the outer side of the protective casing 3, an inverter 19 is fixed on the outer side of the protective casing 3, and a heating plate 20 is fixed inside the protective cover 8.

The working principle of the embodiment is as follows: the utility model discloses when using, overlap protective housing 3 in the 1 outside of blade body, close visor 8, make locating piece 17 card of protective housing 8 one side advance in the locating hole 15 of protective housing 3 one side, and fix protective housing 3 and visor 8 in the 1 outside of blade body with threaded rod 11, wherein, spring 12 can make the inseparable subsides of protection shield 13 in the 1 outside of blade body, prevent that blade body 1 from rocking in protective housing 3, protect blade body 1 with this, if meet sleet weather, hot plate 20 can heat blade body 1, with this to melt ice to it.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean 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.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a aerogenerator blade apex protector, includes blade body (1), its characterized in that: the surface of the blade body (1) is provided with a plurality of first threaded holes (2);

a protective shell (3) is movably connected to the outer side of the blade body (1), a plurality of mounting plates (4) are fixed to one side of the protective shell (3), and connecting rods (5) are fixed between the mounting plates (4);

a movable sleeve (6) is sleeved on the outer side of the connecting rod (5), a connecting plate (7) is fixed on one side of the movable sleeve (6), and a protective cover (8) is fixed on one side of the connecting plate (7);

a plurality of ventilation holes (9) are formed in the surfaces of the protective shell (3) and the protective cover (8), second threaded holes (10) are formed in the surfaces of the protective shell (3) and the protective cover (8), and threaded rods (11) are connected to the inner threads of the first threaded holes (2) and the second threaded holes (10).

2. The blade tip protector of the wind driven generator blade as claimed in claim 1, characterized in that a spring (12) is fixed inside the protective shell (3), and a protective plate (13) is fixed at one end of the spring (12).

3. The blade tip protection device for the wind driven generator blade is characterized in that a positioning plate (14) is fixed on one side of the protective shell (3), and a positioning hole (15) is formed in the surface of the positioning plate (14).

4. The blade tip protection device of the wind driven generator blade is characterized in that a positioning rod (16) is fixed on one side of the protection cover (8), and a positioning block (17) is fixed at one end of the positioning rod (16).

5. The blade tip protection device for the blades of the wind driven generator as claimed in claim 1, wherein a solar panel (18) is fixed on the outer side of the protective shell (3), an inverter (19) is fixed on the outer side of the protective shell (3), and a heating plate (20) is fixed inside the protective cover (8).