CN210686198U

CN210686198U - Wind power generation device

Info

Publication number: CN210686198U
Application number: CN201921274207.2U
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: HARBIN JIANCHENG NORTH SPECIAL AUTO CO Ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-06-05
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses a wind power generation technical field's a wind power generation set, including aerogenerator, the electricity generation main shaft, flabellum and bracing piece, bracing piece top fixedly connected with aerogenerator, aerogenerator's output fixedly connected with electricity generation main shaft, electricity generation main shaft fixedly connected with flabellum, electricity generation main shaft outer wall sliding connection has the damping disk, electricity generation main shaft outer wall fixedly connected with fixed disk, the damping disk lateral wall passes through connecting rod and flabellum sliding connection, be equipped with main damping spring between damping disk and the fixed disk, damping spring before being equipped with between connecting rod and the flabellum, damping disk lateral wall fixedly connected with tripod, tripod top fixedly connected with apex protective sheath, fixed cover has the flabellum in the. The utility model discloses a tripod and each group's spring action on it absorb the vibrations of flabellum, strengthen the support, protection flabellum and power generation facility.

Description

Wind power generation device

Technical Field

The utility model relates to a wind power generation technical field specifically is a wind power generation set.

Background

Wind power generation refers to converting kinetic energy of wind into electric energy. Wind energy is a clean and pollution-free renewable energy source, and has been used by people for a long time, mainly for pumping water, grinding surfaces and the like through windmills, and at present, people are interested in how to use wind to generate electricity. The wind power generation is very environment-friendly, and the wind energy is huge, so that the wind power generation is increasingly paid attention by various countries in the world. At present, the fan blades of the wind driven generator are not provided with a damping device, the fan blades are subjected to frequent vibration in the operation process, and the fan blades are easily damaged by the vibration in strong wind.

Based on this, the utility model designs a wind power generation device to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wind power generation device to solve the present aerogenerator's that proposes in the above-mentioned background art flabellum and not have damping device, and the vibrations that receive in the flabellum operation process are more frequent, and during strong wind, shakes the problem that very easily damages the flabellum.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a wind power generation device, includes aerogenerator, electricity generation main shaft, flabellum and bracing piece, bracing piece top fixedly connected with aerogenerator, aerogenerator's output fixedly connected with electricity generation main shaft, electricity generation main shaft fixedly connected with flabellum, electricity generation main shaft outer wall sliding connection has the damping disc, electricity generation main shaft outer wall fixedly connected with fixed disk, the damping disc lateral wall passes through connecting rod and flabellum sliding connection, be equipped with main damping spring between damping disc and the fixed disk, be equipped with preceding damping spring between connecting rod and the flabellum, damping disc lateral wall fixedly connected with tripod, tripod top fixedly connected with apex protective sheath, fixed cover has the flabellum in the apex protective sheath.

Preferably, the end part of the fan blade is provided with a slot, the inner wall of the blade tip protective sleeve is fixedly connected with a plugboard, and the plugboard is inserted into the slot and is fixedly connected with the slot.

Preferably, tripod bottom fixedly connected with buffering post, sliding connection has the flexible post of buffering in the buffering post, the flexible post tip fixedly connected with buffering contact of buffering, be equipped with the contact spring between buffering post and the flexible post of buffering.

Preferably, tripod tip fixedly connected with connects the sudden strain of a muscle ware, the sudden strain of a muscle ware passes through tripod internal line and is connected with ground connection circuit.

Preferably, the main damping spring sleeve is arranged on the outer wall of the main shaft, the front damping spring sleeve is arranged on the outer wall of the connecting rod, and the inner wall of the damping disc is fixedly connected with an extension sliding cylinder.

Preferably, a tripod is arranged behind each fan blade, and the blade tip protective sleeve is a metal sleeve.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a tripod that the flabellum rear was equipped with, after the flabellum windblown produces vibrations, the tripod at its rear is transmitted, make the damping disk forward or backward have certain displacement, main damping spring through damping disk extrusion its rear or the preceding damping spring in extrusion the place ahead, absorb vibrations, the slight deformation that the flabellum produced, because the buffering contact at flabellum rear and flabellum contact, will cushion flexible post extrusion and withdraw in the buffering post, the contact spring is compressed, absorb some vibrations, slow down the deformation that alleviates the flabellum, protect the flabellum, and the firm supporting role of tripod in addition, make the flabellum can not buckle, produce huge deformation, cause the flabellum to damage, through the tripod with each group's spring action on it, absorb the vibrations of flabellum, the strengthening support, protection flabellum and power generation facility.

2. Thunderstorm weather, through the fragile apex of apex protective sheath protection that is equipped with, the lightning is led the ground through the ground connection circuit with the lightning arrester through the tripod tip, prevents that the flabellum thunderbolt from damaging, and through tripod ground connection, guides the lightning, rather than the flabellum body connects and draws, has reduced the flabellum and has damaged the risk.

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 view of the depression structure of the present invention;

FIG. 2 is a schematic sectional view of the partition board of the present invention;

fig. 3 is a schematic view of the sectional structure of the partition board of the present invention.

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

1-a wind driven generator, 2-a power generation main shaft, 3-fan blades, 4-supporting rods, 5-a damping disc, 6-a fixed disc, 7-a connecting rod, 8-a main damping spring, 9-a front damping spring, 10-a tripod, 11-a blade tip protective sleeve, 12-a slot, 13-a plug board, 14-a buffer column, 15-a buffer telescopic column, 16-a buffer contact, 17-a contact spring, 18-a lightning receptor and 19-an extension sliding barrel.

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. 1-3, the present invention provides a technical solution:

the utility model provides a wind power generation device, including aerogenerator 1, electricity generation main shaft 2, flabellum 3 and

bracing piece

4, 4 top fixedly connected with aerogenerator 1 of bracing piece, aerogenerator 1's output fixedly connected with electricity generation main shaft 2, 2 fixedly connected with flabellum 3 of electricity generation main shaft, 2 outer wall sliding connection of electricity generation main shaft have damping disk 5, 2 outer wall fixedly connected with fixed disk 6 of electricity generation main shaft, 5 lateral walls of damping disk pass through connecting

rod

7 and 3 sliding connection of flabellum, be equipped with main damping spring 8 between damping disk 5 and the fixed disk 6, be equipped with preceding damping spring 9 between connecting rod 7 and the flabellum 3, 5 lateral walls fixedly connected with apex tripod 10 of damping disk, tripod 10 top fixedly connected with apex protective sheath 11, the fixed cover has.

Wherein, the tip of flabellum 3 has seted up slot 12, and apex protective sheath 11 inner wall fixedly connected with picture peg 13, and picture peg 13 inserts in slot 12 and fixed connection. The bottom of the tripod 10 is fixedly connected with a buffer column 14, the buffer column 14 is internally and slidably connected with a buffer telescopic column 15, the end part of the buffer telescopic column 15 is fixedly connected with a buffer contact 16, and a contact spring 17 is arranged between the buffer column 14 and the buffer telescopic column 15. The end of the tripod 10 is fixedly connected with a lightning receptor 18, and the lightning receptor 18 is connected with a grounding circuit through an internal circuit of the tripod 10. The main damping spring 8 is sleeved on the outer wall of the main shaft, the front damping spring 9 is sleeved on the outer wall of the connecting rod 7, and the extension sliding barrel 19 is fixedly connected to the inner wall of the damping disc 5. A tripod 10 is arranged behind each fan blade 3, and the blade tip protective sleeve 11 is a metal sleeve.

One specific application of this embodiment is: the utility model has the advantages that through the tripod 10 arranged at the rear part of the fan blade 3, when the fan blade 3 is blown to generate vibration, transmitted to the tripod 10 at the rear part thereof to lead the damping disc 5 to have certain displacement forwards or backwards, the main damping spring 8 at the rear part of the fan blade is extruded by the damping disc 5 or the front damping spring 9 at the front part is extruded to absorb the vibration, the fan blade 3 generates slight deformation, because the buffer contact 16 at the rear of the fan blade 3 is contacted with the fan blade, the buffer telescopic column 15 is extruded and retracted in the buffer column 14, the contact spring 17 is compressed to absorb a part of vibration, the deformation of the fan blade 3 is reduced, the fan blade 3 is protected, and the stable supporting function of the tripod 10 is added, so that the fan blade 3 can not be bent and generate huge deformation to damage the fan blade 3, through the action of the tripod 10 and the springs thereon, the vibration of the fan blades 3 is absorbed, the support is strengthened, and the fan blades 3 and the power generation device are protected.

Thunderstorm weather, through the fragile apex of apex protection sleeve 11 protection that is equipped with, the lightning receptor 18 through tripod 10 tip leads ground with the thunder and lightning through ground connection circuit, prevents that flabellum 3 thunderbolt from damaging, and through tripod 10 ground connection, guides the thunder and lightning, rather than the body of flabellum 3 connects, has reduced flabellum 3 and has damaged the risk.

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 wind power generation device, includes aerogenerator (1), electricity generation main shaft (2), flabellum (3) and bracing piece (4), its characterized in that: the top end of the supporting rod (4) is fixedly connected with a wind driven generator (1), the output end of the wind driven generator (1) is fixedly connected with a power generation main shaft (2), the power generation main shaft (2) is fixedly connected with fan blades (3), the outer wall of the power generation main shaft (2) is connected with a damping disc (5) in a sliding manner, the outer wall of the power generation main shaft (2) is fixedly connected with a fixed disc (6), the side wall of the damping disc (5) is connected with the fan blades (3) in a sliding way through a connecting rod (7), a main damping spring (8) is arranged between the damping disc (5) and the fixed disc (6), a front damping spring (9) is arranged between the connecting rod (7) and the fan blade (3), damping disk (5) lateral wall fixedly connected with tripod (10), tripod (10) top fixedly connected with apex protective sheath (11), apex protective sheath (11) internal fixation cover has flabellum (3).

2. A wind-powered electricity generation device according to claim 1, characterised in that: slot (12) have been seted up to flabellum (3) tip, apex protective sheath (11) inner wall fixedly connected with picture peg (13), picture peg (13) insert in slot (12) and fixed connection.

3. A wind-powered electricity generation device according to claim 1, characterised in that: tripod (10) bottom fixedly connected with buffering post (14), sliding connection has buffering flexible post (15) in buffering post (14), buffering flexible post (15) tip fixedly connected with buffering contact (16), be equipped with contact spring (17) between buffering post (14) and the buffering flexible post (15).

4. A wind-powered electricity generation device according to claim 1, characterised in that: the lightning arrester is characterized in that the end part of the tripod (10) is fixedly connected with a lightning arrester (18), and the lightning arrester (18) is connected with a grounding circuit through an internal circuit of the tripod (10).

5. A wind-powered electricity generation device according to claim 1, characterised in that: the main damping spring (8) is sleeved on the outer wall of the main shaft, the front damping spring (9) is sleeved on the outer wall of the connecting rod (7), and the inner wall of the damping disc (5) is fixedly connected with an extension sliding cylinder (19).

6. A wind-powered electricity generation device according to claim 1, characterised in that: every flabellum (3) rear all is equipped with tripod (10), apex protective sheath (11) are the metal covering.