CN214335457U

CN214335457U - Foldable suspension holographic projection device

Info

Publication number: CN214335457U
Application number: CN202120489688.XU
Authority: CN
Inventors: 朱世龙; 何悦菡
Original assignee: Nanjing Vocational University of Industry Technology NUIT
Current assignee: Nanjing Vocational University of Industry Technology NUIT
Priority date: 2021-03-08
Filing date: 2021-03-08
Publication date: 2021-10-01
Anticipated expiration: 2031-03-08

Abstract

The utility model discloses a collapsible holographic projection arrangement that suspends relates to holographic projection arrangement technical field, including the ya keli board, support module and base module, the ya keli board is four identical isosceles trapezoid that have cylindrical bearing and application bearing structure is connected with the leg part and can turns over the effect of rolling over, turn over the holographic projection screen that specific angle made up into the pyramid form when rolling over, the support module includes the support that is connected with the ya keli board and is equipped with the convenience and lifts up the ya keli board recess, place the platform of projection material and with the magnet bottom of magnetic suspension platform contact, the base module is including the one side of accomodating the groove one side that can accomodate holographic projection arrangement part and being used as the magnetic suspension platform. The utility model discloses collapsible holographic projection screen is more nimble than the fixed holographic projection screen that has now, also accomodates more easily, the great increase holographic projection arrangement's of the addition practicality and the science and technology nature of magnetic suspension technique.

Description

Foldable suspension holographic projection device

Technical Field

The utility model relates to a projection support field, concretely relates to collapsible holographic projection arrangement that suspends.

Background

3D holographic projection is a 3D technology which records and reproduces real three-dimensional images of objects by utilizing interference and diffraction principles, does not need to wear glasses, and enables audiences to see a three-dimensional virtual character, and the 3D holographic projection technology is widely applied to the field of movie hardware. At present, a holographic projection device is generally a fixed support, and most of the holographic projection device is not foldable, so that inconvenience is brought to people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a collapsible suspension holographic projection arrangement to solve the above-mentioned multinomial defect that leads to among the prior art.

The utility model provides a collapsible holographic projection arrangement that suspends, includes base and support module, the base top is equipped with the groove of accomodating of square cone, and the base bottom is equipped with the magnetic suspension platform, the support module includes pyramid magnet, pyramid magnet top is equipped with magnetic sheet and material place the platform, material place the platform bottom central authorities are equipped with the square groove, the square groove top surface is equipped with the iron sheet, in the magnetic sheet embedding square groove and adsorbing the iron sheet, material place the platform's top surface four corners is equipped with the toper stabilizer blade, be equipped with the support on the toper stabilizer blade, the support top is equipped with foldable holographic projection screen, and during accomodating, pyramid magnet inserts completely and accomodates the groove, during the projection, after the base upset, the magnetic suspension platform is located the base top and makes pyramid magnet form the magnetic suspension state.

Preferably, the foldable holographic projection screen comprises four acrylic plates which are arranged in a central symmetry mode, the centripetal ends of the acrylic plates are rotatably connected with the top of the support, and the four acrylic plates are turned over to specific angles to be combined into a pyramid shape during projection.

Preferably, the acrylic plate is an isosceles trapezoid, the ratio of the upper bottom to the lower bottom to the height of the isosceles trapezoid acrylic plate is 1:6:3.5, and the upward folding angle of the isosceles trapezoid acrylic plate is 45 degrees.

Preferably, the top surface of the support is provided with a trapezoidal groove matched with the acrylic plate, and when the support is folded, the acrylic plate is folded and embedded into the trapezoidal groove.

Preferably, the distal end of the trapezoidal groove is provided with a groove.

The utility model has the advantages that:

the utility model discloses to accomodate the combination of subassembly and magnetic suspension technique and brought more changes in the form for holographic projection arrangement, make it more probably, no longer single. Compared with the prior fixed holographic projection screen, the foldable holographic projection screen is more flexible and easier to store, and the practicability and the technological property of the holographic projection device are greatly improved due to the addition of the magnetic suspension technology.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the schematic diagram of the screen-projecting bearing structure of the middle isosceles trapezoid acrylic plate of the utility model.

Fig. 3 is a schematic structural diagram of the middle support module of the present invention.

Fig. 4 is a schematic structural view of the bottom of the middle support of the present invention.

Fig. 5 is a schematic structural view of the bottom of the middle magnet of the present invention.

Fig. 6 and 7 are schematic structural diagrams of different viewing angles of the projection material platform of the present invention.

Fig. 8 and 9 are schematic structural diagrams of different viewing angles of the middle bottom module according to the present invention.

The magnetic suspension device comprises a 1-acrylic plate, a 2-bracket, a 3-iron sheet, a 4-material placing platform, a 5-accommodating groove, a 6-magnetic suspension platform, a 7-pyramidal magnet, an 8-magnetic sheet, a 9-trapezoidal groove, a 10-groove, an 11-conical supporting leg and a 12-base.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1 to 9, a foldable suspension holographic projection device, comprising a base 12 and a support module, the top of the base 12 is provided with a square conical accommodating groove 5, the bottom of the base 12 is provided with a magnetic suspension platform 6, the support module comprises a pyramid-shaped magnet 7, the top of the pyramid-shaped magnet 7 is provided with a magnetic sheet 8 and a material placing platform 4, a square groove is arranged in the center of the bottom of the material placing platform 4, an iron sheet 3 is arranged on the top surface of the square groove, the magnetic sheet 8 is embedded into the square groove and adsorbs the iron sheet 3, four corners of the top surface of the material placing platform 4 are provided with conical support legs 11, the conical support legs 11 are provided with brackets 2, the top of the bracket 2 is provided with a folding holographic projection screen, when the bracket is stored, the pyramid-shaped magnet 7 is completely inserted into the storage groove 5, when the bracket is projected, after the base 12 is turned over, the magnetic suspension platform 6 is positioned at the top of the base 12 to enable the pyramid-shaped magnet 7 to form a magnetic suspension state. The center of the bracket 2 is provided with a projection window.

In this embodiment, the foldable holographic projection screen includes four acrylic plates 1 arranged in a central symmetry manner, a centripetal end of each acrylic plate 1 is rotatably connected with the top of the support 2, and during projection, the four acrylic plates 1 are folded to a specific angle to form a pyramid shape. Four acrylic plates 1 are disposed around the projection window.

In this embodiment, the acrylic plate 1 is an isosceles trapezoid, the ratio of the upper bottom to the lower bottom of the isosceles trapezoid acrylic plate 1 to the height is 1:6:3.5, which may be 2cm, 12cm and 7cm respectively for the upper bottom and the lower bottom, and the angle of the isosceles trapezoid acrylic plate 1 folded upwards is 45 degrees.

In this embodiment, be equipped with on the top surface of support 2 with the trapezoidal groove 9 of inferior gram force board 1 adaptation, during folding, inferior gram force board 1 turns over to fold and imbeds in the trapezoidal groove.

In this embodiment, the distal end of the trapezoidal groove 9 is provided with a groove 10, which facilitates lifting the acrylic plate 1.

The working process and principle are as follows: during the use with this device place on the horizontal plane, turn over 45 degrees with every ya keli board 1 upwards now, will be used for throwing in the device (like the cell-phone) of material and put on iron sheet 3 to guarantee that the material aims at the support 2 center of top. The base 12 is taken down and turned over, the magnetic suspension platform 6 is enabled to face upwards, and the pyramid-shaped magnet 7 is placed at a specific position on the upper portion of the magnetic suspension platform 6 and is enabled to be suspended above the magnetic suspension platform 6. The magnetic levitation technique is known in the art and will not be described in detail here.

When the pyramid magnet is stored, each acrylic plate 1 is turned into the trapezoidal groove 9 to be in a planar state, the base 12 is turned over, the storage groove faces upwards, the pyramid magnet 7 is completely inserted into the storage groove 5, and the support 2 can be taken down from the top of the pyramid magnet 7 and placed independently when necessary.

The working process and principle are as follows:

it will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. A foldable suspension holographic projection device is characterized by comprising a base (12) and a support module, wherein a square-cone-shaped containing groove (5) is formed in the top of the base (12), a magnetic suspension platform (6) is arranged at the bottom of the base (12), the support module comprises a pyramid-shaped magnet (7), a magnetic sheet (8) and a material placing platform (4) are arranged at the top of the pyramid-shaped magnet (7), a square groove is formed in the center of the bottom of the material placing platform (4), an iron sheet (3) is arranged on the top surface of the square groove, the magnetic sheet (8) is embedded into the square groove and adsorbs the iron sheet (3), conical support legs (11) are arranged at four corners of the top surface of the material placing platform (4), a support (2) is arranged on each conical support leg (11), a foldable holographic projection screen is arranged at the top of each support (2), and the pyramid-shaped magnet (7) is completely inserted into the containing groove (5) during storage, during projection, after the base (12) is turned over, the magnetic suspension platform (6) is positioned at the top of the base (12) to enable the pyramid-shaped magnet (7) to form a magnetic suspension state.

2. The foldable suspension holographic projection device of claim 1, wherein: the foldable holographic projection screen comprises four acrylic plates (1) which are arranged in a centrosymmetric mode, the centripetal end of each acrylic plate (1) is rotatably connected with the top of the corresponding support (2), and during projection, the four acrylic plates (1) are folded to a specific angle to form a pyramid shape.

3. The foldable suspension holographic projection device of claim 2, wherein: the acrylic plate (1) is isosceles trapezoid, the ratio of the upper bottom to the lower bottom to the height of the isosceles trapezoid acrylic plate (1) is 1:6:3.5, and the upward folding angle of the isosceles trapezoid acrylic plate (1) is 45 degrees.

4. The foldable suspension holographic projection device of claim 1, wherein: be equipped with on support (2) top surface with trapezoidal groove (9) of ya keli board (1) adaptation, during folding, ya keli board (1) turns over to fold and imbeds in the trapezoidal groove.

5. The foldable suspension holographic projection device of claim 4, wherein: the far end of the trapezoid groove (9) is provided with a groove (10).