CN211506061U

CN211506061U - 3D display for rotating 2D screen to display 3D model

Info

Publication number: CN211506061U
Application number: CN202020001035.8U
Authority: CN
Inventors: 雷文昌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-09-15
Anticipated expiration: 2030-01-02

Abstract

The utility model discloses a rotatory 2D screen carries out 3D display that 3D model shows, including shell, 2D display screen and drive circuit board, drive circuit board's output and 2D display screen's input signal connection, the inside bottom fixedly connected with base of shell, the inside one end of base is opened there is the power cord hole, the top middle part of base is through fixed screw fixedly connected with reducing gear box. The utility model discloses a be provided with the reducing gear box, direct current motor and transmission shaft, it rotates to conveniently drive the transmission shaft through direct current motor, image data that the singlechip core module will show when rotating the specified angle sends drive circuit board on, thereby make the image on the high-speed rotatory 2D display screen that gets up can be in order to show whole 3D model, and the 3D model that shows this moment can be watched simultaneously in 360 degrees arbitrary positions in horizontal direction and 315 degrees in the vertical direction, and the content of watching is the visual angle content of this 3D model at the observation point corresponding position.

Description

3D display for rotating 2D screen to display 3D model

Technical Field

The utility model relates to a display device technical field, in particular to 3D display that rotatory 2D screen carries out 3D model display.

Background

The display is also commonly referred to as a monitor. The display is an I/O device belonging to a computer, namely an input/output device. The electronic document display tool is a display tool which displays a certain electronic document on a screen through a specific transmission device and reflects the electronic document to human eyes.

At present, the field of naked eye 3D displays uses a mode of adding gratings to a liquid crystal display to display a 3D image. The principle of this 3D image display method is to make two eyes see different images at the same time, so that a person feels the stereoscopic impression of the images, but this method has viewing distance limitation and viewing angle limitation, which is still the illusion that a 2D display is formed by just letting eyes at a certain angle see different images. It does not represent a true 3D model.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rotatory 2D screen carries out 3D display that 3D model shows, can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

A3D display for rotating a 2D screen to display a 3D model comprises a shell, a 2D display screen and a driving circuit board, the output end of the driving circuit board is in signal connection with the input end of the 2D display screen, the bottom end inside the shell is fixedly connected with a base, one end of the inside of the base is provided with a power cord hole, the middle part of the top end of the base is fixedly connected with a reduction box, the middle part inside the reduction gearbox is fixedly connected with a direct current motor, the top end of the direct current motor is connected with a transmission shaft in a transmission way, the two ends of the top end of the base are fixedly connected with a display fixing bracket through fixing bolts, the top end of the transmission shaft is provided with a driving circuit board, the display screen fixing support is fixedly connected to the middle of the top end of the driving circuit board through a fixing nut, and the 2D display screen is fixedly connected to the middle of the top end of the display screen fixing support.

Furthermore, the shell is a transparent acrylic plastic shell or toughened glass, the shell is arranged around the surface of the base, and the cross section of the shell is of a circular structure.

Further, the display screen fixed bolster sets up under the 2D display screen, the display screen fixed bolster is provided with the spacing groove with the junction of 2D display screen, the display screen fixed bolster is rectangle block structure.

Further, the rotational speed of the dc motor is at least 24 revolutions per second.

Further, the 2D display screen drives the maximum rotation angle of transmission shaft rotation back through direct current motor and is 360 degrees, pixel on the 2D display screen is equidistant distribution on the vertical plane.

Through letting the 2D display screen rotate according to the geometric axis at a high speed to when the 2D display screen rotated α angles, 3D display drive module detected its rotatory angle, then above-mentioned 3D display drive module then control 2D display screen and show that 3D model is in

Sectional images of the angle. Wherein

N is half the number of horizontal pixels of the 2D display screen described above. When the section images of all angles in 360 degrees are displayed, the section images form a complete 3D model, so that the effect of displaying the 3D model is achieved.

Example 1: n is_i＝n_jH and i,

j

1, 2.. N. The pixel points are distributed in the 2D display screen at the same interval.

Example 2: h in FIG. 7 is a fixed length, n_iIs of indefinite length and i is 0, 1. For the horizontal direction have

Wherein j is 1, 2.. N and k is 0.. j. k starts to cycle from 0 and 1 until j equals j, then j adds 1, and then k starts to cycle from 0 and 1 until j equals N, so that N is the same as N_iWhere the sequence of i ═ 0, 1.. N is

The result of all values of j being 1, 2.. N and k 0, in descending order, so that N is present_i-1＜n_i＜n_i+1. For example, n when j is 1 and k is 0₁H. When j is 1 and k is 1

When j is 2 and k is 0

And so on.

In order to achieve the above-mentioned effects,

further provides a construction mode of the 3D pixel space by the two embodiments.

Example 1:

this embodiment corresponds to the above-mentioned embodiment 1 of the 2D display screen pixel point distribution, and the 2D display screen pixel points are distributed at equal intervals on the vertical plane, and expressed as the z-axis in the vertical direction and the x-axis in the horizontal direction by using a rectangular coordinate system. The polar coordinate system is used to represent the angle of the polar coordinate system in the rotation direction around the z-axis, and x is the radius of the polar coordinate system.

Example 2:

this embodiment corresponds to embodiment 2 of the above-mentioned 2D display screen pixel point distribution, and the 2D display screen pixel points are distributed on the vertical plane as described in embodiment 2 above. The entire 3D space now uses a rectangular coordinate system. Specifically, the z-axis is in the vertical direction on the 2D display screen, and the x-axis is in the horizontal direction from the rotation center point to the infrared module stator. The horizontal direction is perpendicular to the x-axis and the z-axis is the y-axis. At the moment, each pixel point in the x-axis direction can only be displayed when the rotation interval is 45 degrees, and the offset included angle between the pixel point and the x-axis is

Wherein j and k are the same as those described in embodiment 2 of the 2D display screen.

The 3D drive control module is connected to the reduction motor through a rotating shaft.

The 3D display driving module is rotated through the speed reducing motor, and meanwhile, the wireless power supply transmitting end is used for supplying power to the driving control module. The drive control module is connected with the mobile phone APP through the WIFI module, and receives and displays the 3D model data sent by the mobile phone APP. The driving module calculates a rotation period through the infrared sensing module so as to calculate the rotation angle of the current 2D display screen by equally dividing the period. The 3D display driving module drives the 2D display screen by using the 2D driving module, and displays the 2D sectional image corresponding to the 3D model when the driving module rotates to different angles. Therefore, when the sectional images of all angles of 360 degrees are displayed, the sectional images form a complete 3D model, and the effect of displaying the 3D model is achieved.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1): the utility model discloses a through being provided with the 2D display screen, the drive circuit board, display screen fixed bolster and display fixed bolster, conveniently fix the 2D display screen at the display screen fixed bolster through the display screen fixed bolster scarf joint, thereby realize the fixed of 2D display screen, through the display fixed bolster, conveniently fix whole display screen fixed bolster, prevent it not hard up, the singlechip, crystal oscillator circuit, reset circuit, the program burns record interface, power indicator and the power source that the drive circuit board set up again through the WIFI module, infrared ray receiving module and 2D display drive module, conveniently drive the work that the 2D display screen realized the display image;

(2): the utility model discloses a be provided with the reducing gear box, direct current motor and transmission shaft, it rotates to conveniently drive the transmission shaft through direct current motor, image data that the singlechip core module will show when rotating the specified angle sends drive circuit board on, thereby make the image on the high-speed rotatory 2D display screen that gets up can be in order to show whole 3D model, and the 3D model that shows this moment can be watched simultaneously in 360 degrees arbitrary positions in horizontal direction and 315 degrees in the vertical direction, and the content of watching is the visual angle content of this 3D model at the observation point corresponding position.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the overall side view structure of the present invention.

Fig. 3 is a schematic view of the overall top view structure of the present invention.

Fig. 4 is a schematic diagram of a 3D display driving module.

Fig. 5 is a schematic diagram of a core circuit of a driving module of a 3D display.

Fig. 6 is a schematic diagram of a 2D display driving of a 3D display.

Fig. 7 is a schematic diagram of a 2D display screen pixel point distribution of a 3D display.

In the figure: 1. a 2D display screen; 2. a housing; 3. a display screen fixing bracket; 4. a drive circuit board; 5. a display fixing bracket; 6. fixing the bolt; 7. a direct current motor; 8. a base; 9. a power line hole; 10. a reduction gearbox; 11. a drive shaft; 12. and (5) fixing the nut.

Detailed Description

Technical means for realizing the utility model; authoring features; the purpose and function are easily understood and appreciated, and the present invention will be further described with reference to the following detailed description.

As shown in fig. 1-7, a 3D display for rotating a 2D screen to perform 3D model display includes a housing 2, a 2D display screen 1 and a driving circuit board 4, an output end of the driving circuit board 4 is in signal connection with an input end of the 2D display screen 1, an inner bottom end of the housing 2 is fixedly connected with a base 8, one end of the inner portion of the base 8 is provided with a power line hole 9, a top middle portion of the base 8 is fixedly connected with a reduction gearbox 10, the inner middle portion of the reduction gearbox 10 is fixedly connected with a dc motor 7, a top end of the dc motor 7 is in transmission connection with a transmission shaft 11, two ends of the top end of the base 8 are fixedly connected with a display fixing support 5 through fixing bolts 6, the top end of the transmission shaft 11 is provided with the driving circuit board 4, the top middle portion of the driving circuit board 4 is fixedly connected with the, the top middle part of display screen fixed bolster 3 fixedly connected with 2D display screen 1.

Wherein, the shell 2 be transparent ya keli plastic casing or toughened glass, the shell 2 sets up around the surface of base 8, the cross-section of shell 2 is circular column structure.

The display screen fixing support 3 is arranged under the 2D display screen 1, a limiting groove is formed in the joint of the display screen fixing support 3 and the 2D display screen 1, and the display screen fixing support 3 is of a rectangular block structure.

Wherein the rotation speed of the direct current motor 7 is at least 24 revolutions per second.

The 2D display screen 1 drives the transmission shaft 11 through the direct current motor 7 to rotate, and then the maximum rotation angle is 360 degrees, and pixel points on the 2D display screen 1 are distributed at equal intervals on a vertical plane.

It should be noted that, the utility model relates to a 3D display for rotating a 2D screen to display a 3D model, a dc motor 7 drives a transmission shaft 11 at the top end to rotate a 2D display screen 1, a driving circuit board 4 is driven by the 2D display screen 1 through data processing under the action of the driving circuit board 4, so that the driving circuit board 4 can control the display content to display the 3D model after rotating, each time the 2D display screen 1 rotates by an angle, a section image of a 3D image at the angle is displayed on the 2D display screen 1, and the transmission shaft 11 is located at the center of the 2D display screen 1, so that all section images of the 3D image can be displayed completely when the 2D display screen 1 rotates by 180 degrees, images seen at any angle at any time at a plurality of observation points are 2D images of the 3D model corresponding to the viewing angle, the display of the 3D image in its true sense is achieved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a rotatory 2D screen carries out 3D display that 3D model shows, includes shell (2), 2D display screen (1) and drive circuit board (4), the output of drive circuit board (4) and the input signal connection of 2D display screen (1), its characterized in that: the utility model discloses a display screen, including shell (2), inside bottom fixedly connected with base (8), the inside one end of base (8) is opened there is power cord hole (9), the top middle part fixedly connected with reducing gear box (10) of base (8), the inside middle part fixedly connected with direct current motor (7) of reducing gear box (10), the top transmission of direct current motor (7) is connected with transmission shaft (11), fixing bolt (6) fixedly connected with display fixed bolster (5) are passed through at the top both ends of base (8), the top of transmission shaft (11) is provided with drive circuit board (4), fixation nut (12) fixedly connected with display screen fixed bolster (3) are passed through at the top middle part of drive circuit board (4), the top middle part fixedly connected with 2D display screen (1) of display screen fixed bolster (3).

2. A 3D display for 3D model display by rotating 2D screen according to claim 1, characterized in that: the shell (2) is a transparent acrylic plastic shell or toughened glass, the shell (2) is arranged on the periphery of the surface of the base (8), and the cross section of the shell (2) is of a circular structure.

3. A 3D display for 3D model display by rotating 2D screen according to claim 1, characterized in that: the display screen fixing support (3) is arranged under the 2D display screen (1), a limiting groove is formed in the joint of the display screen fixing support (3) and the 2D display screen (1), and the display screen fixing support (3) is of a rectangular block structure.

4. A 3D display for 3D model display by rotating 2D screen according to claim 1, characterized in that: the rotational speed of the direct current motor (7) is at least 24 revolutions per second.

5. A 3D display for 3D model display by rotating 2D screen according to claim 1, characterized in that: the 2D display screen (1) drives the maximum rotation angle of transmission shaft (11) through direct current motor (7) after rotating and is 360 degrees, pixel on 2D display screen (1) is equidistant distribution on the vertical plane.