CN205049853U - Holographic device of 3D and system - Google Patents

Abstract

The utility model relates to a 3D holographic device and a system. The 3D holographic device includes a main body bracket. The main body bracket is provided with a 3D holographic unit, an image source fixing seat and a magnifying glass. The 3D holographic unit is made of translucent coating A quadrangular pyramid composed of film, the image source fixing seat and the magnifying glass are arranged at intervals directly above the quadrangular pyramid from top to bottom. In this way, voice-activated interaction can be added, new functions can be expanded, the interactivity and interest of early education products can be enhanced, and the impact of existing AR early education products on children's vision development can be improved. The structure is simple, the production and processing are easy, and the cost is low, which is conducive to the development of the market. Pioneering, widespread use, and finally commercial success; and the image source fixing seat is an adjustable mounting seat, which can be applied to video players such as mobile phones, tablet computers, and MP4 players of different specifications. It is convenient, and the structure is also very ingenious, and it is easier to be accepted and liked by consumers.

Description

A 3D holographic device and system

technical field

The utility model belongs to the field of 3D holographic technology and AR early education equipment, in particular to a 3D holographic device and system.

Background technique

At present, the AR early education card series appearing on the market is to download a special APP through the mobile terminal, use the camera to shoot the paper early education card, and then form a virtual and real image on the screen of the mobile phone, and the user can interact with it. Reality augmentation) technology, users can only watch through the electronic screen, which will have a negative impact on children's vision development; and the holographic display cabinets on the market mainly include single-sided, three-sided, and four-sided types, and their forms are all through semi-transparent The film diffracts video images, producing 3D images, lacks interaction, and cannot be combined with paper products.

Utility model content

In order to solve the above-mentioned technical problems existing in the prior art, the utility model provides a device that can increase voice-activated interaction, expand new functions, enhance the interactivity and interest of early childhood education products, have strong versatility, and have a simple structure and easy production and processing. The cost is low, which is conducive to market development, and the 3D holographic device and 3D holographic system are widely used.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

A 3D holographic device, including a main frame, on which a 3D holographic unit, an image source fixing seat and a magnifying glass are arranged, the 3D holographic unit is a quadrangular pyramid composed of a translucent coating film, and the image source The fixing seat and the magnifying glass are arranged at intervals directly above the quadrangular pyramid from top to bottom.

Further, each face of the quadrangular pyramid is an isosceles triangle, and the included angle with the horizontal plane is 45 degrees.

Further, the main body bracket includes a first plane and a second plane arranged from top to bottom and parallel to each other, and supporting feet connected and fixed to the first plane and the second plane; the 3D holographic unit is installed on the On two planes, the image source fixing seat is arranged on the first plane, and the magnifying glass is arranged under the first plane.

Further, the image source fixing base is an adjustable mounting base, which includes an installation opening provided on the first plane and two adjustable clamping blocks, the installation opening is provided with a receiving platform, and the two adjustable clamping blocks The adjustable clamping block can be relatively stretched to adjust the distance, and is arranged on the installation port so as to automatically reset.

Further, the left and right ends of the two adjustable clamping blocks can be slidably clamped on the edge of the installation opening, and a return spring is provided at the rear end thereof, and the return spring is connected to the inner side wall of the installation opening.

A 3D holographic system, comprising the above-mentioned 3D holographic device and an image player with a display screen, the image player is arranged on a fixed seat of an image source, and its display screen faces down to the quadrangular pyramid of the 3D holographic device, And the axis core of the display screen is the same as the axis core of the quadrangular pyramid.

Further, the distance between the display screen of the video player, the magnifying glass and the 3D holographic unit conforms to the formula:

1/u+1/v=1/f;

The magnification of the magnifying glass m=v/u=f/(f-u);

Among them, u is the object distance, v is the image distance, f is the focal length, and the object distance u is smaller than the focal length f.

Further, the video player is a smart phone, a tablet computer or an MP4 player.

The beneficial effects of the utility model are:

Through the above technical scheme, the utility model can increase voice control interaction, expand new functions, enhance the interactivity and interest of early education products, and improve the influence of existing AR early education products on children's vision development, and has simple structure, easy production and processing, and low cost. Low, which is conducive to market development, popularization and use, and ultimately commercial success.

In addition, the image source fixing seat is an adjustable mounting seat, which can be applied to video players such as mobile phones, tablet computers, and MP4 players of different specifications. Accepted and liked by consumers.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment the utility model is further described:

Fig. 1 is a schematic structural view of an embodiment of a 3D holographic device described in the present invention;

Fig. 2 is a schematic diagram of an explosion structure of an embodiment of a 3D holographic device described in the present invention;

Fig. 3 is a schematic diagram of the working principle of an embodiment of a 3D holographic system described in the present invention.

detailed description

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

As shown in Figure 1 and Figure 2:

The 3D holographic device described in the embodiment of the present utility model includes a main frame 1, on which a 3D holographic unit 2, an image source fixing seat 3 and a magnifying glass 4 are arranged, and the 3D holographic unit 2 is made of translucent coating A quadrangular pyramid composed of cloth film, the image source fixing seat 3 and the magnifying glass 4 are arranged at intervals directly above the quadrangular pyramid from top to bottom; wherein, each face of the quadrangular pyramid can be an isosceles triangle, and The angle formed with the horizontal plane is 45 degrees. Moreover, the main body bracket 1 includes a first plane 11 and a second plane 12 arranged from top to bottom and parallel to each other, and supporting feet 13 connected and fixed to the first plane 11 and the second plane 12; the 3D The holographic unit 2 is installed on the second plane 12 , the image source fixing seat 3 is disposed on the first plane 11 , and the magnifying glass 4 is disposed below the first plane 11 .

When the 3D holographic device described in the utility model is in use, the image player 5 with a display screen is first installed on the image source fixing seat 3, and the 3D holographic device and the image player 5 with a display screen constitute a 3D holographic device. system, the distance between the display screen of the image player 5, the magnifying glass 4 and the 3D holographic unit 2 conforms to the formula:

1/u+1/v=1/f;

The magnification of the magnifying glass 4 m=v/u=f/(f-u);

Among them, u is the object distance, v is the image distance, f is the focal length, and the object distance u is smaller than the focal length f.

And this image player 5 can be smart mobile phone, panel computer (as IPad) or MP4 player, its display screen faces down to the quadrangular pyramid of described 3D holographic device, and the axis core of display screen and the axis core of quadrangular pyramid Same; Then video player 5 calls out the animation video of front, rear, left, right, four angles synchronization (this animation video can be the animation video of front, rear, left, right, four angles synchronization made by the content on the early education card 6 captured by the camera of smart phone or tablet computer ); Finally, the animation video is enlarged by the magnifying glass 4 and then projected onto the 3D holographic unit 2 of the 3D holographic device, which can realize sound interaction, as shown in Figure 3.

In this way, by adopting the 3D holographic device and system described in the utility model, voice control interaction can be increased, new functions can be expanded, the interactivity and interest of early education products can be enhanced, and the influence of existing AR early education products on children's vision development can be improved, and the structure is simple , easy production and processing, low cost, conducive to market development, popularization and use, and ultimately commercial success.

As a preferred solution of the present invention, the image source fixing base 3 is an adjustable mounting base, including an installation opening 31 provided on the first plane 11 and two adjustable clamping blocks 32, and the installation opening 31 is provided with There is a bearing platform 33, and two adjustable clamping blocks 32 can be relatively stretched to adjust the distance and automatically reset on the installation port 31, specifically: the left and right ends of the two adjustable clamping blocks 32 can be slidable A return spring 34 is provided on the edge of the installation opening 31 and at its rear end, and the return spring 34 is connected to the inner side wall of the installation opening 31 .

In this way, the 3D holographic device described in the utility model can be applied to image players 5 such as mobile phones, tablet computers and MP4 players of different specifications, and has strong versatility, more flexible and convenient use, and the structure is also very ingenious, and it is easier to use. Accepted and liked by consumers.

The above is a preferred embodiment of the present utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present utility model, some improvements and modifications can also be made, these improvements and modifications It is also regarded as the protection scope of the present utility model.

Claims (8)

1. a 3D holographic apparatus, it is characterized in that: include main body rack (1), described main body rack (1) is provided with 3D holographic cell (2), image source holder (3) and magnifier (4), the rectangular pyramid that described 3D holographic cell (2) is made up of translucent coated film, compartment of terrain is located at directly over rectangular pyramid successively from top to bottom for described image source holder (3) and magnifier (4).

2. 3D holographic apparatus according to claim 1, is characterized in that: each face of described rectangular pyramid is isosceles triangle, and is 45 degree with the angle that surface level is formed.

3. 3D holographic apparatus according to claim 1 and 2, it is characterized in that: described main body rack (1) includes and arranges from top to bottom and the first plane (11) be parallel to each other and the second plane (12), and the feet (13) being connected with the first plane (11) and the second plane (12), fixing; Described 3D holographic cell (2) is arranged in the second plane (12), described image source holder (3) is located in the first plane (11), and the below of the first plane (11) is located at by described magnifier (4).

4. 3D holographic apparatus according to claim 3, it is characterized in that: described image source holder (3) is adjustable installing seat, comprise installing port (31) and two pieces of adjustable clamps (32) that the first plane (11) is provided with, be provided with supporting platform (33) in described installing port (31), two pieces of described adjustable clamps (32) relatively can strut spacing and be provided with automatically reseting on installing port (31).

5. 3D holographic apparatus according to claim 4, it is characterized in that: the two ends, left and right of two pieces of described adjustable clamps (32) are slidably stuck on the rim of installing port (31), and its rear end is equipped with back-moving spring (34), described back-moving spring (34) is connected with the inside side walls of installing port (31).

6. a 3D holophotal system, it is characterized in that: the video player (5) including claim 1 or 2 or the 3D holographic apparatus described in 4 or 5 and band display screen, described video player (5) is located on image source holder (3), its display screen is down facing to the rectangular pyramid of described 3D holographic apparatus, and the axle core of display screen is identical with the axle core of rectangular pyramid.

7. 3D holophotal system according to claim 6, is characterized in that: the display screen of described video player (5), the distance coincidence formula between magnifier (4) and 3D holographic cell (2):

1/u+1/v＝1/f；

The enlargement factor m=v/u=f/ (f-u) of described magnifier (4);

Wherein, u is object distance, and v is image distance, and f is focal length, and object distance u is less than focal distance f.

8. 3D holophotal system according to claim 6, is characterized in that: described video player (5) is smart mobile phone, panel computer or MP4 player.