CN217506278U

CN217506278U - Optical module and augmented reality display device

Info

Publication number: CN217506278U
Application number: CN202221351219.2U
Authority: CN
Inventors: 卿启杰
Original assignee: Shenzhen Huynew Technology Co ltd
Current assignee: Shenzhen Huynew Technology Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-09-27
Anticipated expiration: 2032-06-01

Abstract

The utility model provides an optical module and augmented reality display device, which comprises an adjusting component, a bracket, a display module and a fixed lens component which are connected in sequence, wherein the bracket is arranged on the adjusting component to adjust the distance between the display module and the fixed lens component, the display module also comprises an image display component and a movable lens component, the image display component and the movable lens component are relatively fixed on the bracket, the adjusting component adjusts the distance between the display module and the fixed lens component to change the diopter of the optical module, in the embodiment, the distance between the display module and the fixed lens component is adjusted to enable the user to correspondingly adjust according to the self myopia and hyperopia degree, ensure the viewing is in the best state, and improve the visual experience effect, the use experience of the user is improved.

Description

Optical module and augmented reality display device

Technical Field

The utility model belongs to the technical field of the augmented reality, more specifically say, relate to an optical module and augmented reality display device.

Background

Augmented Reality (AR) technology applies virtual information to the real world through computer technology, and real environments and virtual objects are superimposed on the same picture or space in real time and exist at the same time. Augmented reality provides information that is generally different from what human beings can perceive. The method not only shows the information of the real world, but also displays the virtual information at the same time, and the two kinds of information are mutually supplemented and superposed. In visual augmented reality, a user can see the real world around it by using a head-mounted display to multiply and combine the real world with computer graphics.

The situation that images are difficult to focus or blur is easily generated during the use process of users with myopia and hyperopia; how to provide improvement for the diopter adjusting mechanism in the augmented reality device is an urgent problem to be overcome. Because of present augmented reality equipment trend is frivolous, and the shared volume of equipment regulation structure and weight are great in the past, can't use on the virtual reality glasses of novel short burnt, so improve to this problem.

Disclosure of Invention

An object of the embodiment of the utility model is to provide an optical module to solve current optical module and be difficult to adjust diopter, shared volume and the great technical problem of weight.

In order to achieve the above object, the utility model adopts the following technical scheme: the optical module comprises an adjusting component, a bracket, a display module and a fixed lens component which are sequentially connected, wherein the bracket is arranged on the adjusting component and used for adjusting the distance between the display module and the fixed lens component; the display module further comprises an image display assembly and a movable lens assembly; the image display assembly and the movable lens assembly are relatively and fixedly arranged on the support, and the adjusting assembly is used for adjusting the distance between the display module and the fixed lens assembly so as to change the diopter of the optical module.

Optionally, the support includes an image display support and a movable lens support, the image display assembly is fixed on the image display support, and the movable lens assembly is fixed on the movable lens support.

Optionally, the image display bracket and the movable lens bracket are fixed by dispensing.

Optionally, the image display support is detachably connected to the moving lens support.

Optionally, the bracket includes an image display fixing groove, the image display assembly is fixed to the image display fixing groove, and the movable lens assembly is fixed to a side of the image display assembly opposite to the fixed lens assembly.

Optionally, the adjusting assembly comprises an upper cover assembly and an adjusting structure, the upper cover assembly is provided with a fixing hole, and the adjusting structure is arranged on the fixing hole in a penetrating manner.

Optionally, the adjustment structure comprises: the support is provided with a threaded hole and a threaded belt, and the threaded rod driving assembly penetrates through the threaded hole; and the threaded band engages threads on the threaded rod drive assembly.

Optionally, the adjusting structure further comprises a damping component, and the damping component is sleeved on the threaded rod driving assembly.

Optionally, the adjusting structure further includes a snap ring, the snap ring is disposed between the bracket and the upper cover assembly and located at a position of the threaded hole, and the threaded rod driving assembly is inserted into the snap ring.

Another object of the present invention is to provide an augmented reality display device, the augmented reality display device includes a frame and two optical modules as above, two the optical module sets up relatively on the frame.

The utility model provides an optical module's beneficial effect lies in: compared with the prior art, through adjusting the distance between display module assembly and the fixed lens subassembly for distance between display module assembly and the fixed lens subassembly can automatically regulated, and the user can carry out corresponding regulation according to the near-sighted far-sighted degree of self, makes to watch and is in the optimum, improves the visual experience effect, has promoted user's use and has experienced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is an exploded schematic view of an optical module according to a first embodiment of the present invention;

fig. 2 is an exploded schematic view of an optical module according to a second embodiment of the present invention;

fig. 3 is an exploded schematic view of an optical module according to a third embodiment of the present invention;

fig. 4 is an exploded schematic view of an optical module according to a fourth embodiment of the present invention;

fig. 5 is an exploded schematic view of an optical module according to a fifth embodiment of the present invention;

fig. 6 is an exploded schematic view of an optical module according to a sixth embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1. an adjustment assembly; 11. an upper cover assembly; 111. a fixing hole; 12. an adjustment structure; 121. a threaded rod drive assembly; 122. a shock-absorbing member; 123. a snap ring; 2. a support; 21. an image display stand; 22. moving the lens holder; 23. an image display fixing groove; 24. moving the lens fixing groove; 25. a threaded hole; 3. a display module; 31. an image display component; 32. moving the lens assembly; 4. the lens assembly is fixed.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to," "mounted to," or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Example one

Referring to fig. 1, fig. 1 is an exploded schematic view of an optical module according to a first embodiment of the present invention; the first embodiment of the present invention provides an optical module, which comprises an adjusting component 1, a bracket 2, a display module 3 and a fixed lens component 4, wherein the display module 3 and the fixed lens component 4 are sequentially connected, the bracket 2 is arranged on the adjusting component 1, and the distance between the display module 3 and the fixed lens component 4 is adjusted;

the display module 3 further comprises an image display assembly 31 and a movable lens assembly 32; the image display component 31 and the movable lens component 31 are relatively fixed on the bracket 2, and the adjusting component 1 adjusts the distance between the display module 3 and the fixed lens component 4 to change the diopter of the optical module.

In this embodiment, the movable lens assembly 31 and the fixed lens assembly 4 may be a single lens or a combination of a plurality of lenses.

The utility model discloses in the optical module of first embodiment, adjusting part 1 is through adjusting display module assembly 3 with distance between the fixed lens subassembly 4 makes display module assembly 3 with distance between the fixed lens subassembly 4 can be adjusted, and the user can carry out corresponding regulation according to the near-sighted hypermetropia degree of self, makes to watch and is in the best condition, improves the visual experience effect, has promoted user's use and has experienced, has improved optical module's compatibility greatly.

Specifically, the adjusting assembly 1 includes an upper cover assembly 11 and an adjusting structure 12, the upper cover assembly 11 is provided with a fixing hole 111, and the adjusting structure 12 is disposed on the fixing hole 111 in a penetrating manner.

In particular, the adjustment structure 12 comprises: the threaded rod driving component 121, a threaded hole 25 and a threaded belt are arranged on the bracket 2, and the threaded rod driving component 121 is arranged in the threaded hole 25 in a penetrating manner; and the threaded band engages threads on the threaded rod drive assembly 121. By rotating the screw driving component 121, the movement of the screw band is realized in a thread matching manner, so as to drive the display module 3 to move relative to the fixed lens component 4.

The utility model discloses technical scheme through inciting somebody to action display module assembly 3 with adjust structure 12 and connect, through adjust structure 12 drive display module assembly 3 for upper cover subassembly 11 and fixed lens subassembly 4 removes, thereby through changing display module assembly 3 with fixed lens subassembly 4 relative displacement's mode reaches the diopter of adjustment user when using augmented reality display device to adapt to different eyesight user demands, improve the product and use the flexibility ratio, improve the user and use experience.

Specifically, the adjusting structure 12 further includes a damping member 122, and the damping member 122 is sleeved on the threaded rod driving component 121. It should be noted that the damping component 122 may be made of a damping material such as silica gel, and has a damping effect during use

Optionally, the adjusting structure 12 further includes a snap ring 123, the snap ring 123 is disposed between the bracket 2 and the upper cover assembly 11 and located at the position of the threaded hole 25, and the threaded rod driving assembly 121 is inserted into the snap ring 123. Through the snap ring 123 is right the threaded rod drive assembly 121 carries on spacingly, prevents the skew of threaded rod drive assembly 123, simultaneously can also be through the snap ring 123 is right the threaded rod drive assembly 123 reinforces its stability, prevents to receive outside shaking force to structure the knot and is destroyed in the in-process that uses.

Example two

Referring to fig. 2, fig. 2 is an exploded schematic view of an optical module according to a second embodiment of the present invention, and with reference to fig. 1, a second embodiment of the present invention provides an optical module, which is different from the optical module of the first embodiment only in that: the support comprises an image display support 21 and a movable lens support 22, the image display assembly 31 is fixed on the image display support 21, the movable lens assembly 32 is fixed on the movable lens support 22,

specifically, the image display support 21 and the movable lens support 22 are fixed by dispensing.

EXAMPLE III

Referring to fig. 3, fig. 3 is an exploded schematic view of an optical module according to a third embodiment of the present invention, and with reference to fig. 1, the optical module differs from the optical module of the second embodiment only in that: the image display support 21 is detachably connected to the moving lens support 22. In fig. 3, the image display bracket 21 is clamped with the movable lens bracket 22 in a clamping manner; it will be appreciated that other modifications may be made to the manner in which the image display bracket is coupled to the moving lens bracket, for example, the image display bracket may be removably coupled to the moving lens by a threaded connection or the like.

Example four

Referring to fig. 4, fig. 4 is an exploded schematic view of an optical module according to a fourth embodiment of the present invention, and with reference to fig. 1, the optical module differs from the optical module of the second embodiment only in that: the bracket comprises an image display fixing groove 23, the image display assembly 31 is fixed in the image display fixing groove 23, and the movable lens assembly 32 is fixed on one side of the image display assembly 31 opposite to the fixed lens assembly 4.

In this embodiment the holder further comprises a moving lens holding groove 24, the moving lens assembly 32 being fixed to the moving lens holding groove 24.

It can be understood that, compared with the first embodiment, the optical module of the present invention has the structure that the support 2 is an integral structure, the image display fixing groove 23 and the movable lens fixing groove 24 are respectively located at the upper and lower sides of the support 2, the image display component 31 and the movable lens component 32 are arranged relatively, the image display component 31 is in a sealing state relative to the movable lens component 32, so as to achieve a good dustproof effect. In addition, the bracket in the fourth embodiment is simple in structure, convenient to produce and mount and capable of saving cost.

In this embodiment, the fixing method of the image display unit 31 and the moving lens unit 32 to the image display fixing groove 23 and the moving lens fixing groove 24 may be detachable, or may be other fixing method such as gluing, which is not limited herein.

EXAMPLE five

Referring to fig. 5, fig. 5 is an exploded schematic view of an optical module according to a fifth embodiment of the present invention, and with reference to fig. 1, the optical module differs from the optical module of the fourth embodiment only in that: the image display fixing groove 23 and the moving lens fixing groove 24 are located at one side of the bracket 2 opposite to the fixed lens assembly 4, and in the installation process, the image display assembly 31 is fixed at the image display fixing groove 23 first, and then the moving lens assembly 32 is fixed at the moving lens fixing groove 24; the image display assembly 31 is arranged opposite to the movable lens assembly 32, and one side of the image display assembly 31, which is opposite to the movable lens assembly 32, is in a sealing state, so that a good dustproof effect can be achieved. In addition, the image display fixing groove 23 and the moving lens fixing groove 24 are located on one side of the support 2 opposite to the fixed lens group 4, so that the size is reduced, the installation is facilitated, and the cost is saved.

In this embodiment, the fixing method of the image display unit 31 and the movable lens unit 32 with respect to the image display fixing groove 23 and the movable lens fixing groove 24 may be detachable, or may be another fixing method such as gluing, which is not limited herein.

EXAMPLE six

Referring to fig. 6, fig. 6 is an exploded schematic view of an optical module according to a sixth embodiment of the present invention, and with reference to fig. 1, the optical module differs from the optical module of the fourth embodiment only in that: the bracket comprises an image display fixing groove 23, the image display assembly 31 is fixed in the image display fixing groove 23, and the movable lens assembly 32 is directly fixed on one side surface of the image display assembly 31 opposite to the fixed lens assembly 4, and the fixing mode can be adhesive or other modes.

It is worth mentioning that, above-mentioned embodiment all realizes the diopter through adjusting the interval between display module assembly and the fixed lens subassembly and adjusts the drive, and selects according to actual conditions, also can adjust the display module assembly through other modes and realize the diopter and adjust for the interval between the fixed lens subassembly, the utility model discloses do not limit here.

EXAMPLE seven

The utility model discloses the seventh embodiment provides an augmented reality display device, augmented reality display device includes picture frame and two like foretell optical module, two the optical module sets up relatively on the picture frame.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An optical module comprises an adjusting component, a bracket, a display module and a fixed lens component which are sequentially connected, wherein the bracket is arranged on the adjusting component and used for adjusting the distance between the display module and the fixed lens component; the image display assembly and the movable lens assembly are relatively and fixedly arranged on the support, and the adjusting assembly is used for adjusting the distance between the display module and the fixed lens assembly so as to change the diopter of the optical module.

2. The optical module of claim 1, wherein the frame includes an image display frame and a moving lens frame, the image display assembly being secured to the image display frame and the moving lens assembly being secured to the moving lens frame.

3. The optical module of claim 2, wherein the image display bracket and the moving lens bracket are fixed by dispensing.

4. The optical module of claim 2, wherein the image display bracket is removably coupled to the moving lens bracket.

5. The optical module of claim 1, wherein the bracket includes an image display retaining groove, the image display assembly being retained in the image display retaining groove, and the moving lens assembly being retained on a side of the image display assembly opposite the fixed lens assembly.

6. The optical module of claim 1, wherein the adjusting assembly comprises a top cover assembly and an adjusting structure, the top cover assembly has a fixing hole, and the adjusting structure is disposed through the fixing hole.

7. The optical module of claim 6 wherein the adjustment structure comprises: the support is provided with a threaded hole and a threaded belt, and the threaded rod driving assembly penetrates through the threaded hole; and the threaded band engages threads on the threaded rod drive assembly.

8. The optical module of claim 7, wherein the adjustment structure further comprises a shock absorbing member that is sleeved on the threaded rod drive assembly.

9. The optical module of claim 8, wherein the adjustment structure further comprises a snap ring disposed between the bracket and the top cover assembly at a location of the threaded hole, the threaded rod drive assembly being inserted within the snap ring.

10. An augmented reality display device, characterized in that, augmented reality display device includes picture frame and two optical module of any one of claims 1 ~ 9, two optical module set up relatively on the picture frame.