WO2020037637A1

WO2020037637A1 - Cross-type holographic advertisement fan screen

Info

Publication number: WO2020037637A1
Application number: PCT/CN2018/102151
Authority: WO
Inventors: 黎壮
Original assignee: 深圳市福瑞达显示技术有限公司; 深圳市风扇屏技术有限公司
Priority date: 2018-08-24
Filing date: 2018-08-24
Publication date: 2020-02-27

Abstract

Provided is a cross-type holographic advertisement fan screen, comprising a housing (100). The housing (100) comprises a bottom plate (101) and an upper cover (102) arranged on the bottom plate (101), wherein an electric motor (200) is arranged on the bottom plate (101), and an output shaft of the electric motor (200) penetrates the top of the upper cover (102); an electric motor fixing plate (300) is arranged between the electric motor (200) and the top of the upper cover (102), and a power control board (400) is arranged above the electric motor fixing plate (300); a connection cover (500) is arranged at the top of the output shaft of the electric motor (200), and a main control board (600) is accommodated in the connection cover (500); a display mechanism (700) is arranged above the connection cover (500), and the display mechanism (700) comprises a lamp bar supporting seat (701) fixed to the top of the connection cover (500), and a cross-type lamp bar (702) fixed to the lamp bar supporting seat (701); and the upper and lower surfaces of the cross-type lamp bar (702) are both provided with a plurality of LEDs (703). The cross-type holographic advertisement fan screen enables, by means of the LEDs on the cross-type lamp bar, an image or video to present a 3D effect during display, thereby improving the visual effect thereof.

Description

Cross-shaped holographic advertising fan screen

Technical field

The invention relates to the technical field of holographic advertising fan screens, and in particular to a cross-shaped holographic advertising fan screen.

Background technique

It is well known that people's three-dimensional stereo vision of objects is produced by binocular parallax, and all optical devices or structures that can cause binocular parallax to human eyes can produce three-dimensional stereo vision. The holographic fan screen is driven by the motor to rotate the LED light bar, and the LED on the LED light bar will display a 3D picture or video. Therefore, the holographic fan screen can be applied in various fields.

LED display is a flat panel display. It is a device composed of multiple LED modules used to display various image information. It is usually fixed during playback, and the images played are two-dimensional. , Resulting in poor visual effects, at the same time, the LED display needs to be installed on an empty wall through a fixed frame, resulting in inconvenient installation.

The LCD liquid crystal screen is a liquid crystal placed in two pieces of parallel glass. There are many small vertical and horizontal wires in the middle of the two pieces of glass. The power is used to control the direction of the rod-shaped crystal molecules to change the direction and refract the light to produce a picture. The LCD screen produces a 2D picture, and its brightness needs to be installed using a special bracket, resulting in high installation costs.

Therefore, the existing technology needs to be improved and developed.

Summary of the Invention

In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a cross-type holographic advertising fan screen, which aims to obtain an advertising fan screen with excellent advertising effects and capable of displaying 3D stereoscopic effects.

The technical solution of the present invention is as follows:

A cross-shaped holographic advertising fan screen includes:

A housing, the housing comprising a bottom plate and an upper cover provided on the bottom plate, wherein a motor is arranged on the bottom plate, and the output shaft of the motor passes through the top of the upper cover;

A motor fixing plate is disposed between the motor and the top of the upper cover, and a power control board is disposed above the motor fixing plate;

A connection cover is provided on the top of the output shaft of the motor, and a main control board is contained in the connection cover;

A display mechanism is provided above the connection cover, and the display mechanism includes a light bar support base fixed on the top of the connection cover, and a cross-shaped light bar fixed on the light bar support base;

Several LEDs are arranged on the upper surface and the lower surface of the cross-shaped light bar.

Preferably, the cross-shaped light bar includes a circular plate, a first light bar is extended outward from the front and rear sides of the disk, and a second light bar is extended outward from the left and right sides of the disk;

The sum of the lengths of the two first light bars and the disc is 500 mm, and the sum of the lengths of the two second light bars and the disc is 500 mm.

Preferably, a fastener for screwing the connection cover is provided in the middle of the connection cover.

Preferably, the fastener is a fastening nut.

Preferably, the bottom plate is provided with a wall-hanging component, the wall-hanging component includes a frame-type buckle with an opening on one side, a card plate engaged with the frame-type buckle, and a bracket provided on the card plate.

Preferably, the support is provided with three legs.

Preferably, the main control board includes a microprocessor, a wireless communication module, a data processing module, and an SD card reading module.

Preferably, the wireless communication module is an NB-IOT communication module, a 4G or 5G communication module, a WIFI communication module or a Bluetooth communication module.

Preferably, a through hole is provided on the motor fixing plate, and a wire of the motor is connected to the power control board through the through hole.

Preferably, the upper cover is provided with a plurality of heat dissipation holes.

Compared with the prior art, the cross-shaped holographic advertising fan screen provided by the present invention includes a casing, the casing includes a bottom plate and an upper cover disposed on the bottom plate, and a motor is disposed on the bottom plate, and the motor An output shaft passes through the top of the upper cover; a motor fixing plate is provided between the motor and the top of the upper cover; a power control board is provided above the motor fixing plate; a connection cover is provided on the top of the output shaft of the motor, A main control board is contained in the connection cover; a display mechanism is arranged above the connection cover, and the display mechanism includes a light bar support base fixed on the top of the connection cover and a cross-shaped lamp fixed on the light bar support base. The upper and lower surfaces of the cross-shaped light bar are provided with a plurality of LEDs. Through the LEDs on the cross-shaped light bar, pictures or videos have a 3D effect during playback, which improves the visual effect and the advertising effect is excellent. At the same time, the installation method is flexible and low power consumption.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is an exploded view of a cross-shaped holographic advertising fan screen according to a preferred embodiment of the present invention.

FIG. 2 is a perspective view of a cross-shaped holographic advertising fan screen according to a preferred embodiment of the present invention.

FIG. 3 is a front view of a cross-shaped holographic advertising fan screen according to a preferred embodiment of the present invention.

FIG. 4 is a top view of a cross-shaped holographic advertising fan screen according to a preferred embodiment of the present invention.

FIG. 5 is a bottom view of a cross-shaped holographic advertising fan screen according to a preferred embodiment of the present invention.

FIG. 6 is a left side view of a cross-shaped holographic advertising fan screen according to a preferred embodiment of the present invention.

FIG. 7 is a module schematic diagram of a main control board in a preferred embodiment of a cross-type holographic advertising fan screen in the present invention.

detailed description

The present invention provides a cross-type holographic advertising fan screen. In order to make the purpose, technical solution, and effect of the present invention clearer and more specific, the present invention will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

As shown in FIG. 1 to FIG. 6, a cross-type holographic advertising fan screen provided by a preferred embodiment of the present invention includes a housing 100, and the housing 100 includes a bottom plate 101 and an upper cover disposed on the bottom plate 101. 102, a motor 200 is disposed on the bottom plate 101, and an output shaft of the motor 200 penetrates the top of the upper cover 102; a motor fixing plate 300 is disposed between the motor 200 and the top of the upper cover 102, and the motor fixing plate A power control board 400 is provided above 300; a connection cover 500 is provided on the top of the output shaft of the motor 200, and the connection cover 500 contains a main control board 600; a display mechanism 700 is provided above the connection cover 500, The display mechanism 700 includes a light bar support base 701 fixed on the top of the connection cover 500 and a cross-shaped light bar 702 fixed on the light bar support 701. The upper surface and the lower surface of the cross-shaped light bar 702 are provided. There are several LED703s.

In specific implementation, the power control board 400 is connected to an adapter, and power is supplied to the motor 200, the main control board 600, and the display mechanism 700 through the power control board 400 to ensure the stability of power supply. The picture or video to be played is sent to the main control board 600 through an SD card or a mobile terminal. The main control board 600 reads the picture or video data and displays it through several LEDs 703. At the same time, the motor 200 is driven to drive the display mechanism 700. The rotation makes the picture or photo displayed on the display mechanism 700 have a 3D three-dimensional effect, which makes it very shocking. At the same time, the picture displayed by the cross-shaped light bar 702 is more clear.

In specific implementation, the cross-shaped light bar 702 is provided with a transparent plate for covering a plurality of LEDs 703. The transparent plate can effectively reduce the friction between the LEDs 703 and the air, thereby reducing the noise of the display mechanism 700 during rotation. At the same time, it also has the effect of waterproof and dustproof, effectively extending the life of LED703.

In specific implementation, a plurality of LEDs 703 are provided in the middle of the upper surface of the cross-shaped light bar 702, and the distance between two adjacent LEDs 703 is equal. One edge of the lower surface of the cross-shaped light bar 702 is staggered with two rows of LEDs. The LED is an ordinary LED, MiniLED or MicroLED.

In specific implementation, three engagement protrusions are provided on one side of the output shaft of the motor 200, and three circular holes adapted to the engagement protrusions are provided on the motor fixing plate 300.

In a further preferred embodiment of the present invention, the cross-shaped light bar 702 includes a disk 712, and the front and rear sides of the disk 712 extend outward with a first light bar 722, and the left and right sides of the disk 712 A second light bar 732 extends outwardly; the sum of the lengths of the two first light bars 722 and the disc 712 is 500mm, and the sum of the lengths of the two second light bars 732 and the disc 712 is 500mm . This size is more suitable for fan screens in the advertising field, making the product more robust.

In a further preferred embodiment of the present invention, as shown in FIG. 1, a middle part of the connection cover 500 is provided with a fastener 800 for screwing the connection cover 500.

In a further preferred embodiment of the present invention, the fastener 800 is a fastening nut.

In a further preferred embodiment of the present invention, as shown in FIG. 1, the bottom plate 101 is provided with a wall-hanging component 900, and the wall-hanging component 900 includes a frame-shaped buckle 901 with an opening on one side, which is engaged with the frame-type A clip plate 902 on the clip 901 and a bracket 903 provided on the clip plate 902.

In a further preferred embodiment of the present invention, the support 903 is provided with three legs 913.

In a further preferred embodiment of the present invention, as shown in FIG. 7, the main control board 600 includes a microprocessor 601, a wireless communication module 602, a data processing module 603, and an SD card reading module 604.

In specific implementation, the main control board 600 enables the advertising fan screen to wirelessly communicate with the APP program on the user's mobile terminal (mobile phone, tablet, and PC), and the APP fan program can remotely control the advertising fan screen. Opening and closing, very convenient to use.

In specific implementation, the microprocessor 601 uses a MediaTek processor, and the processor is used to enable the mobile terminal to communicate with the advertising fan screen without WIFI and Bluetooth, especially in places where there is no WIFI, such as outdoors .

In a further preferred embodiment of the present invention, the wireless communication module 602 is an NB-IOT communication module, a 4G or 5G communication module, a WIFI communication module or a Bluetooth communication module.

NB-IOT is called the cellular-based narrowband Internet of Things. It is built on a cellular network and consumes only about 180KHz bandwidth. It can be directly deployed on GSM, UMTS, or LTE networks to reduce deployment costs and achieve smooth upgrades. NB-IOT is an emerging technology in the field of IOT. It supports the cellular data connection of low-power devices in the WAN. It is also called low-power wide-area network (LPWA). At the same time, NB-IOT supports long standby time and requires more network connections Efficient connection of high equipment.

The NB-IOT communication module can send pictures or videos to the microprocessor through a mobile terminal, so there is no need to send pictures or videos to the microprocessor through an SD card.

4G network refers to the fourth-generation wireless cellular telephone communication protocol. It integrates 3G and WLAN and can transmit high-quality video images. The main goal of 5G networks is to keep end users always connected. The devices supported by 5G networks in the future are not only smart phones, but also smart watches, fitness wristbands, and smart home devices. Because the microprocessor uses MediaTek's processor, the use of 4G or 5G communication modules can facilitate communication with holographic fan screens through online users without a WIFI network.

In a further preferred embodiment of the present invention, the motor fixing plate 300 is provided with a through hole 301, and the wires of the motor 200 are connected to the power control board 400 through the through hole 301.

In a further preferred embodiment of the present invention, the upper cover 102 is provided with a plurality of heat dissipation holes 112.

The holographic advertising fan screen has a stronger three-dimensional sense, a shocking visual effect and a strong sense of experience, and an excellent advertising effect. At the same time, the installation method is flexible, and it can be installed in shopping malls, convenience stores, indoor and semi-outdoor doors and other places.

In summary, the cross-shaped holographic advertising fan screen provided by the present invention includes a casing, the casing includes a bottom plate and an upper cover disposed on the bottom plate, and a motor is disposed on the bottom plate, and the output of the motor is provided. A shaft passes through the top of the upper cover; a motor fixing plate is provided between the motor and the top of the upper cover; a power control board is provided above the motor fixing plate; a connection cover is provided at the top of the output shaft of the motor, A main control board is contained in the connection cover; a display mechanism is arranged above the connection cover, and the display mechanism includes a light bar support base fixed on the top of the connection cover and a cross-shaped light bar fixed on the light bar support base; The upper and lower surfaces of the cross-shaped light bar are provided with a plurality of LEDs. Through the LEDs on the cross-shaped light bar, pictures or videos have a 3D effect during playback, which improves the visual effect, and at the same time, the advertising effect is excellent.

It should be understood that the application of the present invention is not limited to the above examples. For those of ordinary skill in the art, improvements or changes can be made according to the above description, and all these improvements and changes should fall within the protection scope of the appended claims of the present invention.

Claims

A cross-shaped holographic advertising fan screen is characterized in that it includes:

A housing, the housing comprising a bottom plate and an upper cover arranged on the bottom plate, a motor is arranged on the bottom plate, and the output shaft of the motor penetrates out of the top of the upper cover;

A motor fixing plate is disposed between the motor and the top of the upper cover, and a power control board is disposed above the motor fixing plate;

A connection cover is provided on the top of the output shaft of the motor, and a main control board is contained in the connection cover;

A display mechanism is provided above the connection cover, and the display mechanism includes a light bar support base fixed on the top of the connection cover, and a cross-shaped light bar fixed on the light bar support base;

Several LEDs are arranged on the upper surface and the lower surface of the cross-shaped light bar.
The cross-shaped holographic advertising fan screen according to claim 1, wherein the cross-shaped light bar includes a disk, and a first light bar is extended outward from both front and back sides of the disk, and the disk A second light bar extends outward on both the left and right sides;

The sum of the lengths of the two first light bars and the disc is 500 mm, and the sum of the lengths of the two second light bars and the disc is 500 mm.
The cross-shaped holographic advertising fan screen according to claim 1, wherein a middle portion of the connection cover is provided with a fastener for screwing the connection cover.
The cross-shaped holographic advertising fan screen according to claim 3, wherein the fastener is a fastening nut.
The cross-shaped holographic advertising fan screen according to claim 1, wherein the bottom plate is provided with a wall hanging component, and the wall hanging component comprises a frame type buckle with an opening on one side, and the frame type card is engaged with the frame type card. The buckled card board and the bracket provided on the card board.
The cross-shaped holographic advertising fan screen according to claim 5, wherein the support is provided with three legs.
The cross-shaped holographic advertising fan screen according to claim 1, wherein the main control board comprises a microprocessor, a wireless communication module, a data processing module, and an SD card reading module.
The cross-shaped holographic advertising fan screen according to claim 7, wherein the wireless communication module is an NB-IOT communication module, a 4G or 5G communication module, a WIFI communication module or a Bluetooth communication module.
The cross-shaped holographic advertisement fan screen according to claim 1, wherein a through hole is provided on the motor fixing plate, and a wire of the motor is connected to the power control board through the through hole.
The cross-shaped holographic advertising fan screen according to claim 1, wherein the upper cover is provided with a plurality of heat dissipation holes.