CN217428248U

CN217428248U - 3D image acquisition camera

Info

Publication number: CN217428248U
Application number: CN202221499439.XU
Authority: CN
Inventors: 暴宇; 张释如; 王锐; 张红; 崔星
Original assignee: Xian University of Science and Technology
Current assignee: Xian University of Science and Technology
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-09-13
Anticipated expiration: 2032-06-13

Abstract

The utility model discloses a 3D image acquisition camera, which comprises a shell, wherein the shell consists of a front cover and a rear cover, and the front cover faces to a position to be photographed; an annular light supplement lamp is arranged around the periphery of the shell; a plurality of camera modules are arranged in the shell, one of the camera modules is positioned at the center of the front cover, and the rest camera modules are arranged around the front cover; a through hole is formed in the position, corresponding to the camera module, of the front cover, and a lens of the camera module faces to a position to be photographed through the through hole; each camera module is connected to the same USB hub, and the ISB hub is used for being connected with an external upper computer; the utility model discloses an arrange a plurality of camera module along the circular orbit in the casing, and set up camera module at the center of circular orbit, can gather the image of waiting to shoot the different angles of position to through all being connected to same USB concentrator with camera module, can receive the instruction of host computer simultaneously and acquire the image of different angles, provide more accurate image material for later stage 3D image processing.

Description

3D image acquisition camera

Technical Field

The utility model belongs to the technical field of 3D image acquisition equipment, especially, relate to a 3D image acquisition camera.

Background

The 3D image is a planar image with a sense of reality made by using three-dimensional software, and 3D, i.e., three-dimensional, refers to three dimensions of space, i.e., stereo. The 3D image data has a wide range of applications, but data acquisition has been a difficult problem in the industry, especially the acquisition of 3D human images.

This is due to the fact that human motion is constantly on, even small movements in the millimeter range like respiration, which is a serious challenge for conventional 3D scanning devices. Since the image acquisition method is non-simultaneous image acquisition, people have slight action changes at different time, and the later 3D image synthesis effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a 3D image acquisition camera realizes the collection of multiple different visual angle images at the same time, for later stage 3D image processing provides more accurate image material.

The utility model adopts the following technical proposal: A3D image acquisition camera comprises a shell, wherein the shell consists of a front cover and a rear cover, and the front cover faces to a position to be photographed;

an annular light supplement lamp is arranged around the periphery of the shell;

a plurality of camera modules are arranged in the shell, one of the camera modules is positioned at the center of the front cover, and the rest camera modules are arranged around the front cover;

a through hole is formed in the position, corresponding to the camera module, of the front cover, and a lens of the camera module faces to a position to be photographed through the through hole;

each camera module is connected to the same USB concentrator, and the USB concentrators are used for being connected with an external upper computer;

the camera module is used for simultaneously acquiring images of positions to be photographed after receiving instructions of the upper computer.

Further, the front cover is in a disc shape, the rear cover is in a cylindrical shape with the rear end closed, and the cylindrical inner cavity is an installation space.

Further, the camera module is detachably attached to the front cover or the rear cover by screws.

Further, a reflector is arranged on the front face of the front cover.

Furthermore, the reflector and the front cover are coaxial, and a through hole is formed in the middle of the reflector.

Further, a bracket is mounted at the bottom of the housing.

Further, a power supply box is further arranged on the shell.

The utility model has the advantages that: the utility model discloses an arrange a plurality of camera module along the circular orbit in the casing, and set up camera module at the center of circular orbit, can gather the image of waiting to shoot the different angles of position to through all being connected to same USB concentrator with camera module, can receive the instruction of host computer simultaneously and acquire the image of different angles, provide more accurate image material for later stage 3D image processing.

Drawings

Fig. 1 is a schematic structural diagram of a 3D image capturing camera according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a back structure of a 3D image capturing camera according to an embodiment of the present invention.

Wherein: 10. a support; 20. an annular light supplement lamp; 30. a camera module; 40. a reflector; 50. a rear cover; 60. a front cover; a USB hub; 80. power supply box.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

The utility model discloses a 3D image acquisition camera, as shown in figure 1, comprising a shell, wherein the shell is composed of a front cover 60 and a rear cover 50, and the front cover 60 faces to the position to be photographed; an annular light supplement lamp 20 is arranged around the periphery of the shell; a plurality of camera modules 30 are installed in the housing, one of the camera modules 30 is located at the center of the front cover 60, and the rest camera modules 30 are arranged around the front cover 60; a through hole is formed in the front cover 60 at a position corresponding to the camera module 30, and a lens of the camera module 30 faces a position to be photographed through the through hole; each camera module 30 is connected to the same USB hub 70, and the USB hub 70 is used for connecting with an external upper computer; the camera module 30 is configured to receive an instruction from the host computer and then acquire an image of a position to be photographed.

The utility model discloses an arrange a plurality of camera module along the circular orbit in the casing, and set up camera module at the center of circular orbit, can gather the image of waiting to shoot the different angles of position to through all being connected to same USB concentrator with camera module, can receive the instruction of host computer simultaneously and acquire the image of different angles, provide more accurate image material for later stage 3D image processing.

In this embodiment, the front cover 60 has a disc shape, the rear cover 50 has a cylindrical shape with a closed rear end, and an inner cavity of the cylindrical shape is an installation space. The camera module 30 is provided with an installation space and a wiring space by the cylindrical rear cover 50.

In addition, the camera module 30 is detachably attached to the front cover 60 or the rear cover 50 by screws. Through the screw connection, can adjust the mounted position of each camera module 30 according to the shooting needs, conveniently adjust.

In one embodiment, a mirror 40 is disposed on the front of the front cover 60. The reflective mirror 40 and the front cover 60 are coaxial, and a through hole is formed in the middle of the reflective mirror 40. Through designing reflector 40, can regard as the makeup mirror on the one hand, the person of conveniently shooing makes up, and on the other hand, it can reflect the light that annular light filling lamp 20 sent, and then promotes the effect of shooing.

As a specific realization, a bracket 10 is mounted at the bottom of the housing. As shown in fig. 2, the stand 10 is in the form of a support rod, and supports the camera through three support rods arranged in a tapered manner, and the height of the camera can be adjusted according to the shooting requirement.

In one embodiment, a power box 80 is further disposed on the housing, and a power source is installed in the power box, and the power source is connected with the camera module 30 and the annular light supplement lamp 20 through a connecting wire and supplies power to the camera module and the annular light supplement lamp.

In addition, a through hole is also formed in the rear cover 50, through which an external interface of the USB hub 70 is exposed and connected to the upper computer through a data line.

In this embodiment, the housing further includes a light brightness and color temperature adjusting module, which is connected to the annular light supplement lamp 20 and used for adjusting the brightness and color temperature of the annular light supplement lamp 20. The camera modules 30 are arranged along the periphery of the front cover 60, 6 camera modules 60 are evenly distributed, the central camera module 30 is added, total 7 camera modules 30 are arranged, the field of view and the depth of field of the camera modules 30 are converged in the range of 50-100 cm in front of the annular light supplement lamp 20, and the shooting range is about 1.5 × 1.5 square meters. And a group synchronization control technology is adopted, a plurality of camera modules 30 are controlled to simultaneously acquire a plurality of synchronous portrait photos at a specific angle within 0.01-0.03 second, and a multi-photo 3D modeling technology is adopted to perform 3D portrait modeling at a later stage.

The utility model discloses a 3D image acquisition camera, the main application includes:

the virtual man in the meta universe collects high-fidelity data and provides first-class materials for later-stage dynamic video production.

In 3D printing education, most of middle and primary schools carry out 3D printing education at present, the production of portrait related to individuation is time-consuming and labor-consuming and has undesirable effect, but the portrait is one of the contents which beginners most want to know.

The method is characterized in that a white mold (a model without color) of a 3D portrait can be used for sketch and sculpture learning, and can also be used for printing a monochrome portrait; color models of 3D portraits can be used for film production and virtual character playing (e.g., virtual jewelry try-on, virtual moderator) as well as for printing of color portraits.

Medical, medical cosmetic plastic data acquisition and virtual plastic.

Obtaining evidence, performing criminal investigation, and acquiring 3D portrait data of the next generation of identity cards; human image data in high-risk industry is saved; and (3) analyzing data of monitored personnel (greatly improving the recognition rate of the planar photos of the side faces of the portrait).

Claims

1. A3D image acquisition camera is characterized by comprising a shell, wherein the shell consists of a front cover (60) and a rear cover (50), and the front cover (60) faces to a position to be photographed;

an annular light supplement lamp (20) is arranged around the periphery of the shell;

a plurality of camera modules (30) are installed in the shell, one of the camera modules (30) is located at the center of the front cover (60), and the rest camera modules (30) are arranged around the front cover (60);

a through hole is formed in the position, corresponding to the camera module (30), of the front cover (60), and a lens of the camera module (30) faces the position to be photographed through the through hole;

each camera module (30) is connected to the same USB hub (70), and the USB hubs (70) are used for being connected with an external upper computer;

the camera module (30) is used for simultaneously acquiring the image of the position to be photographed after receiving the instruction of the upper computer.

2. A 3D image capturing camera according to claim 1, characterized in that the front cover (60) is a disk shape, the rear cover is a cylinder shape with a closed rear end, and an inner cavity of the cylinder shape is an installation space.

3. A 3D image capturing camera as claimed in claim 2, characterized in that the camera module (30) is detachably connected to the front cover (60) or the back cover (50) by means of screws.

4. A 3D image capturing camera according to claim 3, characterized in that a mirror (40) is arranged on the front face of the front cover (60).

5. The 3D image capturing camera according to claim 4, characterized in that the reflective mirror (40) is coaxial with the front cover (60), and a through hole is opened in the middle of the reflective mirror (40).

6. A3D image capturing camera as claimed in any of claims 2 to 5, characterized in that a bracket (10) is mounted to the bottom of the housing.

7. A3D image capturing camera as claimed in claim 6, characterized in that a power pack (80) is also provided on the housing.