CN210243967U

CN210243967U - Augmented reality AR glasses that can focus

Info

Publication number: CN210243967U
Application number: CN201920843075.4U
Authority: CN
Inventors: Cheng Peng; 彭程; Mengya Chen; 陈梦雅; Zhilong Yao; 姚智龙; Haichun Xie; 谢海春
Original assignee: Nanjing Zhongshan Virtual Reality Technology Research Institute Co ltd
Current assignee: NANJING ZHONGSHAN VIRTUAL REALITY TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd.
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-04-03
Anticipated expiration: 2029-06-05

Abstract

The utility model provides an augmented reality AR glasses that can focus, including mirror body support, landing leg, display module assembly, ray apparatus and L type pipeline, set up symmetrically on the mirror body support and be fixed with the lens, two landing legs are fixed respectively in the both sides of mirror body support, and the display module assembly is laminated on the lens, and the ray apparatus is fixed in one side of mirror body support, and the display module assembly is fixed on the ray apparatus via L type pipeline. Two convex lenses and a concave lens positioned between the two convex lenses are hermetically connected in the L-shaped pipeline, and the concave lens is connected with the L-shaped pipeline through a moving mechanism, so that the concave lens is driven to move through the movement of the moving mechanism to carry out focusing; a first reflector and a second reflector are arranged in the L-shaped pipeline, and a first grating corresponding to the second reflector is fixedly connected to the inner wall of the L-shaped shell; the display module is internally and fixedly provided with a second grating matched with the first grating, so that the image projected by the optical machine is projected to human eyes through the first grating and the second grating.

Description

Augmented reality AR glasses that can focus

Technical Field

The utility model relates to a virtual reality technical field particularly relates to augmented reality AR glasses that can focus.

Background

Augmented Reality (AR) is a technology that calculates the position and angle of a camera image in real time and adds corresponding images, videos, and 3D models, and has wide application in the fields of medical research and anatomical training, precision instrument manufacturing and maintenance, military aircraft navigation, engineering design, remote robot control, and the like.

For existing AR glasses, due to the fact that eyesight conditions of users are different, a focusing structure is required to be arranged to adjust the position of optical imaging, and therefore the requirements of users with different eyesight are met. However, the existing focusing structure of the AR device is generally complex in structure and large in volume, for example, the focusing structure of the AR device disclosed in the 201721243686.2 chinese patent includes an optical engine and a lens arranged parallel to the optical engine, the optical engine is slidably connected to a component of the AR device along a first direction, and the first direction is a direction toward human eyes to view AR content; the optical machine and the lens can rotate to a second direction relative to the AR equipment component, and the second direction is a direction which is opposite to the direction in which the human eyes watch the AR content; the lens is connected to the optical machine in a sliding mode along a third direction, and the third direction is perpendicular to the setting direction of the optical machine and the lens. However, in combination with the attached drawings, the focusing structure needs to generate structural change, and the occupied space is still large; meanwhile, the focusing range is small due to the structural limitation.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose aims at overcoming prior art's problem, provides an augmented reality AR glasses that can focus, including mirror body support, landing leg, display module assembly, ray apparatus and L type pipeline, set up symmetrically on the mirror body support and be fixed with the lens, the both sides at mirror body support are fixed respectively to two landing legs, the display module assembly is laminated on the lens, one side at mirror body support is fixed to the ray apparatus, the display module assembly via L type pipeline is fixed to the ray apparatus on, wherein:

the L-shaped pipeline is internally and hermetically connected with two convex lenses and a concave lens positioned between the two convex lenses, and the concave lens is connected with the L-shaped pipeline through a moving mechanism, so that the concave lens is driven to move through the movement of the moving mechanism to carry out focusing;

a first reflector is fixedly arranged at the bending part of the L-shaped pipeline and is positioned at the light inlet side of one of the convex lenses;

an L-shaped shell is arranged on the rear side of one end, close to the display module, of the L-shaped pipeline, and an opening corresponding to the L-shaped shell is formed in the side wall, close to the L-shaped shell, of the L-shaped pipeline;

the L-shaped pipeline is also fixedly provided with a second reflector matched with the first reflector, the second reflector corresponds to the opening position, and the second reflector is positioned on the light-emitting side of the other convex lens;

the inner wall of the L-shaped shell is fixedly connected with a first grating corresponding to the position of the second reflector; and a second grating matched with the first grating is fixedly arranged in the display module, so that the image projected by the optical machine is projected onto the human eyes through the first grating and the second grating.

Specifically, the moving mechanism is provided with a sliding block, a fixed block, an adjustable screw rod and a rotating piece for manual operation of a user, the sliding block is arranged at the position of a strip-shaped opening on the side wall of the L-shaped pipeline, one end of the sliding block is fixedly connected with the concave lens, and the other end of the sliding block extends out of the strip-shaped opening; two the fixed block setting on the lateral wall of L type pipeline, and respectively apart from the distance of first speculum and second mirror the same, adjustable screw rod sets up between two fixed blocks, and adjustable screw rod one end rotates with one of them fixed block to be connected, and the other end run through another fixed block and extend to mirror body support and with it is fixed to rotate the piece for carry out focusing operation through rotating the piece.

Specifically, the sliding block is provided with a threaded hole matched with the adjustable screw rod.

Specifically, the two convex lenses and the concave lens form an optical module, and the two fixing blocks are respectively arranged on two sides of the optical module.

Specifically, the mirror body support is made of a PVC material or a modified PVC material.

Specifically, the lens is made of a one-way light-transmitting glass material.

Specifically, the display module is a display prism assembly.

By the above the technical scheme of the utility model, the utility model provides a but beneficial effect that focusing augmented reality AR glasses are showing lies in: the utility model has the advantages that the distance of light transmission is lengthened by means of the design of the periscope, and the structure of the transmission structure attached to the AR glasses body focuses through the matching of the convex lens and the concave lens in the transmission process, thereby improving the applicability; and moreover, the whole focusing structure occupies less space by adopting a laminating design, the transmitted distance is lengthened, the change of the distance between the convex lens and the concave lens can be prolonged, and the adjustable range is enlarged.

The foregoing and other aspects, embodiments and features of the present teachings can be more fully understood from the following description taken in conjunction with the accompanying drawings. Additional aspects of the present invention, such as features and/or advantages of exemplary embodiments, will be apparent from the description which follows, or may be learned by practice of the specific embodiments in accordance with the teachings of the present invention.

Drawings

The drawings are not intended to be drawn to scale. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the present invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic diagram of the present invention of adjustable-focus augmented reality AR glasses.

Fig. 2 is the utility model discloses an augmented reality AR glasses focusing structure sketch map that can focus.

The meaning of the respective reference numerals in the figures: the device comprises a mirror body support 1, a mirror body 2, a display module 3, a 4L-shaped pipeline, a first reflector 5, a convex lens 6, a concave lens 7, a moving mechanism 8, a 9L-shaped shell, a second reflector 10, a first grating 11, a second grating 12, a sliding block 13, a fixed block 14, an adjustable screw rod 15, a rotating block 16, a supporting leg 17 and an optical machine 18.

Detailed Description

For a better understanding of the technical content of the present invention, specific embodiments are described below in conjunction with the accompanying drawings.

In this disclosure, aspects of the present invention are described with reference to the accompanying drawings, in which a number of illustrative embodiments are shown. Embodiments of the present disclosure are not necessarily intended to include all aspects of the invention. It should be appreciated that the various concepts and embodiments described above, as well as those described in greater detail below, may be implemented in any of numerous ways, as the disclosed concepts and embodiments are not limited to any implementation. Additionally, some aspects of the present disclosure may be used alone or in any suitable combination with other aspects of the present disclosure.

With reference to fig. 1-2, according to the utility model discloses an augmented reality AR glasses that can focus of embodiment, including mirror body support 1, display module 3, L type pipeline 4 and landing leg 17 and ray apparatus 18, set up symmetrically on mirror body support 1 and be fixed with lens 2, combine fig. 1, lens 2 preferably adopts integrated into one piece to be one-way printing opacity glass material or organic glass material.

The mirror body bracket 1 is made of PVC material or modified PVC material.

The display module 3 includes a prism set for displaying.

Referring to fig. 1, two legs 17 are respectively fixed on two sides of the mirror body support 1, and the display module 3 is attached to the mirror 2.

The optical machine 18 is fixed on one side of the mirror body bracket 1, and the display module 3 is connected to the optical machine 18 through the L-shaped pipeline.

Referring to fig. 2, two convex lenses 6 and a concave lens 7 located between the two convex lenses are hermetically connected in the L-shaped pipe 4, and the two convex lenses and the concave lens form an optical module. The concave lens 7 is connected with the L-shaped pipeline 4 through a moving mechanism, so that the concave lens is driven to move through the movement of the moving mechanism to perform focusing.

Referring to fig. 2, a first reflector 5 is fixedly installed at a bent portion of the L-shaped pipe 4, and the first reflector is located on a light incident side of one of the convex lenses 6.

An L-shaped shell 9 is arranged on the rear side of one end, close to the display module 3, of the L-shaped pipeline 4, and an opening corresponding to the L-shaped shell is formed in the side wall, close to the L-shaped shell, of the L-shaped pipeline.

The L-shaped pipeline is also fixedly provided with a second reflector 10 matched with the first reflector 5, the second reflector corresponds to the opening position, and the second reflector is positioned on the light-emitting side of the other convex lens 6.

Referring to fig. 1, a first grating 11 corresponding to the second reflector 10 is fixedly connected to the inner wall of the L-shaped housing; the display module 3 is internally and fixedly provided with a second grating 12 matched with the first grating, so that the image projected by the optical machine is projected to human eyes through the first grating and the second grating.

Specifically, in connection with the example shown in fig. 2, the moving mechanism has a sliding block 13, a fixed block 14, an adjustable screw 8, and a rotating member 16 for manual operation by a user, the sliding block 13 is disposed at a position of a bar-shaped opening on the side wall of the L-shaped duct, one end of the sliding block is fixedly connected to the concave lens 7, and the other end extends out of the bar-shaped opening. The two fixing blocks 14 are respectively arranged at two sides of the optical module.

The two fixed blocks 14 are disposed on the side wall of the L-shaped pipe at the same distance from the first reflecting mirror and the second reflecting mirror, respectively.

The adjustable screw 8 is arranged between the two fixed blocks, one end of the adjustable screw 8 is rotatably connected with one of the fixed blocks 14, and the other end of the adjustable screw 8 penetrates through the other fixed block 14, extends to the mirror body bracket 1 and is fixed with the rotating piece 16. The sliding block 14 is provided with a threaded hole matching the adjustable screw so that the focusing operation is performed by the rotating member.

To sum up, the utility model discloses with the help of the design of periscope for the distance of light transmission is elongated, and the structure of transmission structure laminating AR glasses body moreover focuses through convex lens and concave lens cooperation at the in-process of transmission, and the space that occupies is less, and the distance of transmission is elongated simultaneously, improves the suitability.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The present invention is intended to cover by those skilled in the art various modifications and adaptations of the invention without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention is subject to the claims.

Claims

1. The utility model provides an augmented reality AR glasses that can focus, its characterized in that, includes mirror body support, landing leg, display module assembly, ray apparatus and L type pipeline, sets up symmetrically on the mirror body support and is fixed with the lens, and two landing legs are fixed respectively in the both sides of mirror body support, display module assembly laminates to the lens on, one side at the mirror body support is fixed to the ray apparatus, display module assembly via L type pipeline is fixed to the ray apparatus on, wherein:

the inner wall of the L-shaped shell is fixedly connected with a first grating corresponding to the position of the second reflector; the display module is internally and fixedly provided with a second grating matched with the first grating, so that the image projected by the optical machine is projected to human eyes through the first grating and the second grating.

2. The adjustable-focus AR glasses according to claim 1, wherein the moving mechanism has a sliding block, a fixed block, an adjustable screw rod and a rotating member for manual operation of a user, the sliding block is disposed at a position of a strip-shaped opening on a side wall of the L-shaped pipeline, one end of the sliding block is fixedly connected with the concave lens, and the other end of the sliding block extends out of the strip-shaped opening; two the fixed block setting on the lateral wall of L type pipeline, and respectively apart from the distance of first speculum and second mirror the same, adjustable screw rod sets up between two fixed blocks, and adjustable screw rod one end rotates with one of them fixed block to be connected, and the other end run through another fixed block and extend to mirror body support and with it is fixed to rotate the piece for carry out focusing operation through rotating the piece.

3. The adjustable-focus Augmented Reality (AR) glasses according to claim 2, wherein the sliding block is provided with a threaded hole matched with the adjustable screw.

4. The adjustable-focus AR glasses according to claim 2, wherein the two convex lenses and the concave lens form an optical module, and the two fixing blocks are respectively disposed on two sides of the optical module.

5. The adjustable-focus Augmented Reality (AR) glasses according to claim 1, wherein the body support is made of a PVC material or a modified PVC material.

6. The adjustable-focus Augmented Reality (AR) glasses according to claim 1, wherein the lens is made of a one-way transparent glass material or organic glass.

7. The adjustable-focus Augmented Reality (AR) glasses according to claim 1, wherein the display module is a display prism assembly.