WO2016183913A1

WO2016183913A1 - Multifunctional wind drive information exhibiting device

Info

Publication number: WO2016183913A1
Application number: PCT/CN2015/083439
Authority: WO
Inventors: 陈佰满
Original assignee: 陈佰满
Priority date: 2015-05-15
Filing date: 2015-07-07
Publication date: 2016-11-24
Also published as: CN104835429B; CN104835429A

Abstract

A multifunctional wind drive information exhibiting device, comprising: a bearing support, configured to bear a main wind drive information exhibiting device body; a wind rotation device, driven by wind to rotate and configured to store energy by means of wind power generation; a power generation and energy storage assembly, arranged below the wind rotation device, fixed to the bearing support and configured to match the wind rotation device for power generation and energy storage; and an information exhibiting device, configured to set an information exhibiting content, arranged on the wind rotation device and driven by rotation of the wind rotation device to rotate. The exhibiting area of the information exhibiting device is large, breeze starting is achieved, the rotation speed of strong wind is controllable, rotation can be achieved by means of wind power, and power is generated to be used for illumination of the information exhibiting device and surrounding public places. In addition, wind energy is effectively converted into kinetic energy to drive the device to rotate, the dynamic information exhibiting effect is achieved, requirements for strength of a main supporting column (1) and a base (101) can be reduced, and functions of energy conservation and environmental protection are achieved.

Description

Multifunctional wind driven information display device

Technical field

The invention relates to the technical field of outdoor information display devices, in particular to a multifunctional wind driven information display device.

Background technique

At present, the prior art outdoor information display device has various styles and is widely used; common methods include: single-sided or double-sided billboards installed on the roadside, which use small space and are static. There is also a triangular prism billboard that uses motor-driven roller flipping. This billboard increases the amount of information in the same advertising space and can cyclically switch advertisements, but can only be viewed from one direction, and the viewing angle is limited. This kind of rotating billboard needs to rely on external power supply, and when the wind speed is large, the wind has a very strong effect on the billboard, and it is easy to damage the billboard.

Therefore, the prior art has yet to be improved and developed.

Summary of the invention

The technical problem to be solved by the present invention is to provide a multi-functional wind driven information display device with the advantages of the above-mentioned drawbacks of the prior art, which has the characteristics of being capable of starting under a breeze and controlling the rotational speed under strong wind conditions, relying on wind power. It realizes the rotation and can generate electricity for the information display device itself and the surrounding public places to use, and has the functions of energy saving and environmental protection. The special structure of the airfoil sail of the invention enables the rotation under the breeze; the larger the sail, not only enhances the effect of capturing wind energy but also brings a larger information display area; the wind energy is effectively Conversion to kinetic energy reduces the strength requirements of the main strut and base to make it more scientific and stable.

The technical solution adopted by the present invention to solve the technical problem is as follows:

A multifunctional wind driven information display device, comprising:

The support bracket for supporting the main body portion of the wind information display device may be hanged or supported;

a wind rotating device disposed above the carrying bracket and driven by wind power and utilizing wind power for energy storage;

a power generation energy storage assembly disposed under the wind rotating device and fixed on the load bearing bracket for cooperating with the wind rotating device to generate electricity and store energy;

And an information display device for setting information display content and providing rotation on the wind rotating device by the rotation of the wind rotating device.

The multi-functional wind driven information display device, wherein the carrying bracket is a supporting frame for supporting and fixing, the supporting frame comprises: a base disposed on the base for supporting the wind rotating device The main pillar.

The multifunctional wind driven information display device, wherein the wind rotating device comprises:

a first shoulder that is rotatably sleeved on the main strut of the carrying bracket;

An annular chassis for mounting a sail connected to the first shoulder by a first spoke;

The top surface extension surface of the annular chassis is provided with a plurality of sets of sails for rotating the annular chassis; the sails rotate the annular chassis by the wind.

The multifunctional wind driven information display device, wherein the sail is an airfoil sail, The width of the sail is gradually reduced from one end to the other end, the bottom of the sail is provided with a block, and the annular chassis is provided with a card slot engaged with the block; the sail is disposed in the card slot through the block .

The multifunctional wind driven information display device, wherein the power generation energy storage component comprises:

Fixing a second shoulder on the main support of the support bracket;

An annular fixing frame disposed outside the annular chassis;

The annular fixing bracket and the second shoulder are connected and fixed by a second spoke.

The multi-functional wind power information display device, wherein the power generation energy storage component further comprises:

a plurality of sets of power generating coils disposed inside the annular fixing frame;

And a permanent magnet fixed to a periphery of the annular chassis opposite to the position of the power generating coil;

And a battery fixed to the carrier bracket for storing electric energy generated when each group of power generating coils generates electricity; the power generating coil is connected to the battery.

The multi-functional wind driven information display device further includes a rotation speed sensor disposed at a top end of the support bracket and a controller, wherein the power output ends of each set of power generation coils are respectively connected to the power input end of the battery; The controller controls the number of power generating coils connected to the battery by detecting the rotational speed information sent by the rotational speed sensor.

The multifunctional wind driven information display device further includes an illumination lamp and a timer for controlling illumination time of the illumination lamp;

The permanent magnet is a curved surface permanent magnet; the magnetic poles of the permanent magnet are all in the same direction;

The annular fixing frame has an L-shaped cross section.

The multifunctional wind driven information display device, wherein the information display device is an information inkjet paper disposed outside the sail or a liquid crystal display for displaying content.

The multifunctional wind driven information display device further includes: a solar panel disposed on the inner side of the sail for converting sunlight into electric energy, the solar panel being electrically connected to a battery.

The multi-functional wind driven information display device, wherein the carrying bracket is a hanging bracket for hanging and fixing, the hanging bracket comprises: a hanging hook, and the supporting hook is connected to the supporting base The vertical pillar of the wind rotating device.

The multifunctional wind driven information display device provided by the invention has multifunctional functions, can realize the rotation of the breeze driving information display device, converts the wind into electric power storage, reduces the force of the wind on the information display device, thereby reducing the main pillar The strength of the main pillar base is required to store the power for night illumination. In addition, the wind information display device of the present invention can automatically adjust the number of coils participating in the cutting magnetic induction line loop by sensing the rate of rotation of the sail system, and control the rotation speed of the sail system by using the resistance of the coil to cut the magnetic induction line. And has the following beneficial effects:

1. Due to the special shape of the airfoil sail and the relatively large wind-capturing area of the airfoil sail, the sail system can realize the breeze start rotation, that is, the information display device can also rotate when the wind speed is small, so that the information display device It can rotate for most of the time, maintaining its dynamic effect and making it easier to attract people's attention.

2. The speed sensor automatically adjusts the number of coils participating in the cutting magnetic induction line by sensing the rotation speed of the sail system, and controls the wind by using the resistance of the coil to cut the magnetic induction line. The speed of the sail system, the greater the speed of the sail system, the more the number of coils that the speed sensor controls to access the cutting magnetic induction line circuit, the speed of the sail system is controlled within a certain range, which not only protects the safety of the power generation system, Moreover, the rotational speed of the advertising surface is not too fast and the advertising effect of the information display device is destroyed.

3. The invention converts the wind into kinetic energy by rotation, reduces the force of the wind on the information display device, reduces the strength requirement for the main pillar and the main pillar base, and optimizes the structure of the information display device.

4. Through the rotation of the sail system, the advertisement on the airfoil sail can realize 360 degree rotation in space, and the radiation range is wide, which greatly improves the space utilization rate.

5. Since the airfoil inside and outside the airfoil can arrange information at the same time, the information utilization area is greatly increased. The information display device of the invention has beautiful appearance, conforms to the style of the contemporary city, and has a good effect in beautifying the city.

DRAWINGS

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a perspective view of a preferred embodiment of a multifunctional wind driven information display device of the present invention.

2 is a partial cross-sectional structural view showing a perspective view of a preferred embodiment of the multifunctional wind driven information display device of the present invention.

3 is a schematic diagram of a coil control of a preferred embodiment of the multifunctional wind driven information display device of the present invention.

4 is a perspective view of a sail of a preferred embodiment of the multifunctional wind driven information display device of the present invention.

Figure 5 is a view of a preferred embodiment of the multifunctional wind driven information display device of the present invention The shape of the sail.

Fig. 6 is a structural schematic view showing the number of operations of the rotational speed sensor control coil of the preferred embodiment of the multifunctional wind driven information display device of the present invention.

The reference numerals in Figures 1 to 4 illustrate:

1-main strut; 11-first shoulder; 12-second shoulder; 13-speed sensor;

2-annular chassis; 3-ring holder; 4- permanent magnet; 5-coil;

6-sail; 61-card block;

7-first spoke; 8-battery; 9-timer; 14-second spoke, 100-bearing bracket; 200-wind rotating device; 300-power storage component; 400-information display device.

detailed description

The present invention will be further described in detail below with reference to the accompanying drawings. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The multi-functional wind driven information display device provided by the present invention will be described in detail below by taking an information display device as an advertising screen display device as an example:

As shown in FIG. 1 and FIG. 2, the multifunctional wind driven information display device according to the embodiment of the present invention includes:

The support bracket 100 for supporting the main body portion of the wind information display device can be hanged or supported;

a wind rotating device 200 disposed above the carrying bracket 100 by wind driven rotation and utilizing wind power for energy storage;

Provided below the wind rotating device 200 and fixed on the carrying bracket 100 a power generation energy storage assembly 300 for cooperating with the wind rotating device 200 to generate electricity and store energy;

And an information display device 400 for setting information display content and providing rotation on the wind rotation device 200 by the rotation of the wind rotation device 200.

In the present invention, in a specific implementation, the carrying bracket 100 may be configured as a supporting support bracket, or may be a suspended hanging bracket or the like. The following is a further description of the present invention by taking a support frame as an example:

In the embodiment of the present invention, the support bracket 100 is preferably a support frame for supporting and fixing. As shown in FIG. 1 , the support frame includes a base 101 disposed on the base 101. A main strut 1 for supporting the wind rotating device. The support frame of the embodiment can be installed on the ground, and the size of the base can be set according to the size and weight of the multifunctional wind driven information display device to ensure that the main part of the wind information display device can be stably supported.

Further, the multifunctional wind driven information display device, as shown in FIG. 2, the wind rotating device 200 includes:

a first shoulder 11 rotatably sleeved on the main strut 1 of the carrying bracket;

An annular chassis 2 for mounting the sail 6 connected to the first shoulder 11 by the first spoke 7;

The top surface extension surface of the annular chassis 2 is provided with a plurality of sets of sails 6 for rotating the annular chassis 2; the sails 6 rotate the annular chassis 2 by the wind.

Preferably, the first shoulder 11 can be rotatably sleeved on the main support 1 of the carrier by a bearing. Further, in order to make the first shoulder wheel rotatable and connected More reliably mounted on the main strut 1 , the first shoulder 11 can be arranged as a cylindrical sleeve, and the first shoulder 11 can be rotatably mounted on the main strut by a conical rolling bearing; A shoulder of the lower end of the conical rolling bearing serves as an axial positioning of the conical rolling bearing, and the first shoulder 11 is more reliably connected and reduces the resistance.

In addition, as shown in FIG. 1, the annular chassis is used in the present embodiment by a set of spokes starting from the inner cylindrical surface of the annular chassis and parallel to the plane of the annular chassis and a set of starting from the bottom surface of the annular chassis and at an appropriate angle to the plane of the annular chassis. A set of spokes is coupled to the first shoulder 11 and is provided with a plurality of spokes 7 connecting the annular chassis 2 with the first shoulder 11 to provide a resilient and more stable connection of the annular chassis 2 to the shoulder of the first shoulder 11.

In this embodiment, the information display device is an information inkjet paper disposed on the outside of the sail or a liquid crystal display for displaying content. For example, information display content such as advertisement content may be mounted on the surface of the sail 6, and the annular chassis 2 is rotated to realize the rotation of the billboard; a function of utilizing wind power to make the billboard rotation achieve large visibility is realized. Of course, the information display content can also be installed at other places where the wind rotating device 200 is conveniently displayed.

The information display device of the invention can be used as an advertisement display, has a large display area, realizes a breeze start, and can control the strong wind speed, and can rely on the wind to realize rotation and generate electricity for use in billboards and surrounding public places, and the wind energy is effectively converted into The kinetic energy drive achieves dynamic advertising effects and reduces the strength requirements for the main pillar and the base, and has energy saving and environmental protection functions.

Further, the multi-functional wind driven information display device, as shown in FIG. 4, the width of the sail 6 is gradually decreased from one end to the other end, and the bottom of the sail 6 is provided with a block 61 on the annular chassis 2 A card slot is provided for engaging with the block 61. The sail 6 is disposed in the card slot through the block 61 for easy insertion and removal.

Preferably, the sail 6 is a wing-shaped sail, for example, one side of the sail 6 is curved and the other side is non-planar; the structure is similar to the difference in airflow density between the two sides. Realize the capture of wind power. The power direction of the wing-shaped sail of the present invention is forward along the sail head; in addition, the wind can capture wind power even when the wind is small, and the device of the present invention can realize the rotation of the breeze, so-called The breeze is a situation where the wind speed is very low. The invention has been proved by many experiments that the device of the invention can rotate below the first-class wind, so it can be defined here that the breeze refers to the first-order wind speed below.

That is, the sail 6 in the embodiment of the present invention is a wing-shaped sail. As shown in FIG. 4, the airfoil sail includes two parts of a sail body and a block 61. As shown in Fig. 5, the sail body includes a sail head A, a sail tail B, and two sail airfoils (C and D), and a section of the two sail airfoils (C and D) are respectively connected to the sail head A, and the other end The sail tail is directly connected to form the sail tail, and the width of the sail head is larger than the sail tail; the airfoil sail is curved in equal arc with the annular chassis and is equidistant along the circumference of the annular chassis; the sail system is running in the direction of the sail In the front, the tail of the sail is arranged behind. Due to the particular shape of the airfoil sail and the relatively large wind-capturing area of the airfoil sail, the sail system is able to achieve a breeze-starting rotation.

In the embodiment of the present invention, an advertisement may be arranged on the outer airfoil surface of the sail, or an advertisement may be simultaneously arranged on both inner and outer airfoil surfaces of the sail. That is, the outside of the sail 6 can be used to install information display content, and the sail 6 can be provided with a tuyere for facilitating the rotation of the annular chassis 2. In addition, an automatic adjusting device capable of controlling the rotation of the tuyere according to the wind direction may be provided, which can reduce the resistance against the wind, increase the power of the downwind, and greatly improve the conversion efficiency. Ben The invention of the billboard converts the wind into kinetic energy by rotation, reduces the force of the wind on the billboard of the multifunctional wind driven information display device, reduces the strength requirement for the main pillar and the main pillar base, and optimizes the structure of the billboard.

The invention has the special shape of the airfoil sail and the relatively large wind catching area of the airfoil sail, enabling the sail system to realize the breeze start rotation, and by converting the wind into kinetic energy, not only the dynamic effect of the advertisement arranged on the sail is generated, but also The strength requirements for the main strut and the main strut base are reduced to optimize the billboard structure. In addition, the characteristics of the multi-angle display of the billboard space rotation improve the space utilization efficiency and the advertising effect.

Further, the multi-functional wind driven information display device, as shown in FIG. 1 and FIG. 2, the power storage energy storage component includes:

Fixing a second shoulder 12 fixed on the main support 1 of the support bracket;

An annular fixing frame 3 disposed on the outer side of the annular chassis 2;

The annular fixing frame 3 and the second shoulder 12 are connected and fixed by the second spokes 14 .

The embodiment of the present invention adopts an annular fixing frame 3 disposed on the outer side of the annular chassis 2, and a second shoulder 12 fixed to the main strut 1. The second spoke is fixed between the annular fixing frame 3 and the second shoulder 12. 14; the annular fixing frame 3 has an L-shaped cross section, and the annular chassis 2 is disposed in the annular fixing frame 3. The annular fixing frame 3 is arranged to make the structure of the invention more robust and firm.

Further, the multi-functional wind power information display device, as shown in FIG. 1 and FIG. 2, the power storage energy storage assembly 300 further includes:

a plurality of sets of power generating coils 5 disposed inside the annular fixing frame 3; and a permanent magnet 4 fixed to the periphery of the annular chassis 2 opposite to the power generating coil 5;

And a battery 8 fixed to the carrier holder for storing electric energy generated when each group of power generating coils generates electric power; the power generating coil 5 is connected to the battery 8.

In the embodiment of the present invention, the permanent magnet 4 is a curved surface permanent magnet 4; the magnetic poles of the permanent magnet 4 are all oriented in the same direction, and the annular fixing frame 3 passes through the second spoke 14 and the second shaft. The shoulders 12 are connected and fixed so as not to rotate, and the annular fixing frame 3 having an L-shaped cross section is arranged equidistantly in the circumferential direction. When the permanent magnet 4 disposed on the periphery of the annular chassis 2 rotates with the annular chassis 2, the plurality of sets of coils 5 will continuously cut the magnetic induction line to achieve the purpose of power generation; in this embodiment, it is also provided for storing each set of coils 5 to generate electricity. The battery 8 of the generated electrical energy; the output of each set of coils 5 is connected to the input of the battery 8. The multi-function wind driven information display device not only has an advertising effect when rotating, but also can store excess electric energy in the battery 8.

Preferably, as shown in Fig. 1, an arcuate surface permanent magnet block (i.e., permanent magnet 4) having a width approximately twice the thickness of the annular chassis 2 is disposed on the outer cylindrical surface of the annular chassis 2.

Further, as shown in FIG. 2 and FIG. 3, the multifunctional wind driven information display device further includes a rotational speed sensor 13 disposed at a top end of the carrying bracket and a controller, and the power output end of each set of power generating coils They are respectively connected to the power input end of the battery 8; the controller controls the number of power generating coils 5 connected to the battery 8 by detecting the rotational speed information sent by the rotational speed sensor.

Preferably, the coils on the annular fixing frame 3 are divided into four equal numbers of coils, each of which is connected in series by wires, and the two ends of each group of coils are respectively connected to the rotational speed sensor 13 by wires. The speed sensor 13 automatically adjusts the number of coils participating in the cutting magnetic induction line loop by sensing the rate of rotation of the sail system, and controls the resistance of the coil to cut the magnetic induction line. The speed of the sail system, the greater the speed of the sail system, the more the number of coils that the speed sensor controls access to participate in the cutting magnetic induction line circuit, so that the speed of the sail system is controlled within a certain range, which not only protects the safety of the power generation system, It does not cause the advertising surface to spin too fast and undermine the advertising effect of the billboard.

Preferably, the rotational speed sensor 13 is a photosensor fixed to the upper end of the main strut for sensing the rotational speed of the annular chassis 2 and controlling the number of coils participating in the cutting magnetic induction line circuit according to the rotational speed control. The timer includes an electronic watch that is attached to the main struts and controls all of the luminaires to be connected to the battery each time a particular time is set.

In the implementation of the present invention, as shown in FIG. 2 and FIG. 3, the rotational speed sensor 13 senses the rotational speed of the annular chassis 2, and when the rotational speed is lower, the number of power generating coils 5 that are connected to the battery 8 is controlled by the controller to be reduced, even In order to zero, the resistance of the rotation of the annular chassis 2 is reduced; when the rotation speed is high, the number of power generation coils 5 connected to the storage battery 8 is controlled by the controller to increase the power generation amount, and the resistance of the rotation of the annular chassis 2 is increased, so that The invention makes it ingeniously realize the process of dynamic balance, that is, when the rotation speed is high, the number of the coils 5 for power generation increases, so that the power generation increases, and the resistance increases, so that the rotation speed is slowed down, so that the number of coils 5 for power generation is turned on again. The control is reduced, the resistance is reduced, and the rotational speed is increased until equilibrium.

Preferably, the battery 8 can be a lithium battery; the lithium battery is easy to maintain, has a long service life, and has a large storage capacity.

Further, as shown in FIG. 2, the multifunctional wind driven information display device may further be provided with a timer 9 including an illumination lamp and a lighting time for controlling the illumination lamp. The illuminating lamp can be installed on the sail 6 for installing the information display content, and the setting is passed through the timer. 9 Setting the illumination time, the time may be the dark light of the evening to control the battery 8 to supply power to the illumination lamp, so that the content of the billboard can be seen in a darker situation, and the utility of the invention is increased.

In another embodiment of the multi-functional wind driven information display device, the carrying bracket may be a hanging bracket for hanging and fixing, and the hanging bracket includes: a hook connected to the hook A standing pillar for supporting the wind rotating device. In this way, the multifunctional wind driven information display device of the present invention can be hung and installed, and is suitable for different installation sites.

Further, the multi-functional wind driven information display device further includes: a solar panel disposed inside the sail 6 for converting sunlight into electric energy, the solar panel being electrically connected to a battery, for example The electrical energy converted by the solar panel is connected to the battery 8 through a transfer switch.

In summary, the multifunctional wind driven information display device provided by the present invention has multi-function, can realize the rotation of the breeze driving advertising surface, convert the wind into electric power storage, reduce the force of the wind on the billboard, thereby reducing the force. For the strength requirements of the main strut 1 and the main strut base, the stored electricity is used to provide night illumination. In addition, the wind information display device of the present invention can automatically adjust the number of coils participating in the cutting magnetic induction line loop by sensing the rate of rotation of the sail 6 system, and control the rotation speed of the sail 6 by the resistance of the coil cutting magnetic induction line. . And has the following beneficial effects:

1). Due to the special shape of the airfoil sail and the relatively large wind-capturing area of the airfoil sail, the sail system can realize the breeze to start the rotation, that is, the billboard can also rotate when the wind speed is small, so that the billboard is absolutely Most of the time the force can be rotated to maintain its dynamic effect. It's easier to attract people's attention.

2). The speed sensor automatically adjusts the number of coils participating in the cutting magnetic induction line by sensing the rotation speed of the sail system, and controls the rotation speed of the sail system by the resistance of the coil cutting magnetic induction line. The speed of the sail system is larger, the speed sensor Controlling the number of coils participating in the cutting magnetic induction line circuit, the speed of the sail system is controlled within a certain range, which not only protects the safety of the power generation system, but also does not cause the advertising surface to rotate too fast and destroy the billboard. Advertising effect.

3). The invention converts the wind into kinetic energy by rotation, reduces the force of the wind on the billboard, reduces the strength requirement for the main pillar 1 and the main pillar base, thereby optimizing the structure of the billboard.

4). Through the rotation of the sail system, the advertisement on the airfoil sail can realize 360 degree rotation in space, and the radiation range is wide, which greatly improves the space utilization rate.

5). Since the airfoil inside and outside the airfoil can be arranged at the same time, the advertising utilization area is greatly increased. The billboard of the invention has beautiful appearance, conforms to the style of the contemporary city, and has a good effect in beautifying the city.

It is to be understood that the application of the present invention is not limited to the above-described examples, and those skilled in the art can make modifications and changes in accordance with the above description, all of which are within the scope of the appended claims.

Claims

A multifunctional wind driven information display device, comprising:

The support bracket for supporting the main body portion of the wind information display device may be hanged or supported;

a wind rotating device disposed above the carrying bracket and driven by wind power and utilizing wind power for energy storage;

a power generation energy storage assembly disposed under the wind rotating device and fixed on the load bearing bracket for cooperating with the wind rotating device to generate electricity and store energy;

And an information display device for setting information display content and providing rotation on the wind rotating device by the rotation of the wind rotating device.
The multi-functional wind driven information display device according to claim 1, wherein the carrying bracket is a supporting frame for supporting and fixing, the supporting frame comprises: a base disposed on the base for Supporting the main strut of the wind rotating device.
The multifunctional wind driven information display device according to claim 1, wherein the wind rotating device comprises:

a first shoulder that is rotatably sleeved on the main strut of the carrying bracket;

An annular chassis for mounting a sail connected to the first shoulder by a first spoke;

The top surface extension surface of the annular chassis is provided with a plurality of sets of sails for rotating the annular chassis; the sails rotate the annular chassis by the wind.
The multifunctional wind driven information display device according to claim 3, wherein the sail is an airfoil sail, the width of the sail is gradually lowered from one end to the other end, and the bottom of the sail is provided with a block, The annular chassis is provided with a card slot matched with the card block; The sail is disposed in the card slot through the card block.
The multifunctional wind driven information display device according to claim 3, wherein the power generation energy storage component comprises:

Fixing a second shoulder on the main support of the support bracket;

An annular fixing frame disposed outside the annular chassis;

The annular fixing bracket and the second shoulder are connected and fixed by a second spoke.
The multi-functional wind power information display device according to claim 5, wherein the power generation energy storage component further comprises:

a plurality of sets of power generating coils disposed inside the annular fixing frame;

And a permanent magnet fixed to a periphery of the annular chassis opposite to the position of the power generating coil;

And a battery fixed to the carrier bracket for storing electric energy generated when each group of power generating coils generates electricity; the power generating coil is connected to the battery.
The multi-functional wind driven information display device according to claim 6, further comprising a rotational speed sensor disposed at a top end of the carrying bracket and a controller, wherein the electrical energy output ends of each of the generating coils respectively correspond to the electrical energy of the battery The input terminal is connected; the controller controls the number of power generating coils connected to the battery by detecting the rotational speed information sent by the rotational speed sensor.
The multifunctional wind driven information display device according to claim 6, further comprising a illuminating lamp and a timer for controlling the illuminating time of the illuminating lamp;

The permanent magnet is a curved surface permanent magnet; the magnetic poles of the permanent magnet are all in the same direction;

The annular fixing frame has an L-shaped cross section.
The multifunctional wind driven information display device according to claim 3, wherein the information display device is an information inkjet paper disposed outside the sail or a liquid crystal display for displaying content.
The multifunctional wind driven information display device according to claim 3, further comprising: a solar panel disposed on the inner side of the sail for converting sunlight into electric energy, the solar panel being connected to a battery.