CN110770630B

CN110770630B - Display device and electronic device

Info

Publication number: CN110770630B
Application number: CN201780092161.XA
Authority: CN
Inventors: 余林蔚
Original assignee: Shenzhen Royole Technologies Co Ltd
Current assignee: Shenzhen Royole Technologies Co Ltd
Priority date: 2017-10-12
Filing date: 2017-10-12
Publication date: 2021-09-24
Anticipated expiration: 2037-10-12
Also published as: CN110770630A; WO2019071519A1

Abstract

The invention discloses a display device and an electronic device. The display device (100) comprises a shell (10), a lens module (20), an image generation module (30) and an adjusting component (40). The lens module (20) is fixed and contained in the housing (10). The image generation module (30) is movably housed in the housing (10) and faces the lens module (20). The adjusting assembly (40) is installed on the shell (10) and connected with the image generating module (30), the connecting position of the adjusting assembly (40) and the image generating module (30) is located on the central shaft of the image generating module (30) or distributed around the central shaft, and the adjusting assembly (40) can adjust the distance between the image generating module (30) and the lens module (20).

Description

Display device and electronic device

Technical Field

The present invention relates to an adjusting mechanism, and more particularly, to a display device and an electronic device.

Background

At present, wear near-to-eye display devices such as display device to enlarge the display screen image through a set of accurate optics eyepiece to throw the image in eyes, and then make the person of wearing can watch enlarged virtual image, but among the prior art's the display device of wearing, have the diopter regulatory function that can satisfy near-sighted or far-sighted person of wearing and see the shadow definition demand very few.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. To this end, the present invention is directed to a display device and an electronic device.

A display device according to an embodiment of the present invention includes:

a housing;

the lens module is fixed and contained in the shell;

an image generation module movably housed in the housing and opposed to the lens module; and

the adjusting assembly is installed on the shell and connected with the image generating module, the joint of the adjusting assembly and the image generating module is located on a central shaft of the image generating module or distributed around the central shaft, and the adjusting assembly can adjust the distance between the image generating module and the lens module.

An electronic device according to an embodiment of the present invention includes: the display device comprises an outer shell and the display device, wherein the display device is accommodated in the outer shell.

According to the display device and the electronic device provided by the embodiment of the invention, the adjusting component can adjust the distance between the image generating module and the lens module, so that diopter is adjusted, and the display device and the electronic device are suitable for more users.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above advantages and additional aspects of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of an electronic device according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a display device according to an embodiment of the present invention.

Fig. 3 is a sectional view of a display device according to an embodiment of the present invention.

Fig. 4 is an exploded view of a display device according to some embodiments of the present invention.

Fig. 5 is an exploded view of a display device according to some embodiments of the invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.

Referring to fig. 1 to 5, an electronic device 1000 according to an embodiment of the present invention may be a head-mounted display device for playing video and games. The electronic device 1000 may include a headset and a display assembly. The display assembly includes an outer housing and a display device 100 accommodated in the outer housing. Of course, the circuit and the battery, which are not shown, are also included. The display device 100 includes a housing 10, a lens module 20, an image generating module 30 and an adjusting assembly 40. Generally, for a head-mounted display device, the display device 100 includes two housings 10, two lens modules 20, two image generation modules 30, and two adjustment assemblies 40 to be suitable for binocular use. The following describes an exemplary set of the housing 10, the lens module 20, the image generation module 30 and the adjustment assembly 40.

Specifically, the lens module 20 is fixed and accommodated in the housing 10, and the housing 10 can serve as a frame for fixing the display device 100 and provide protection for internal components. The image generating module 30 is movably accommodated in the housing 10 and disposed opposite to the lens module 20, and it can be understood that the moving direction of the image generating module 30 is toward or away from the lens module 20. Generally, the central axis of the image generation module 30 coincides with the optical axis of the lens module 20, and the image generated by the image generation module 30 is projected in a predetermined direction by the lens module 20, generally, the projection direction is the human eye direction. The adjusting assembly 40 is mounted on the housing 10 and connected to the image generating module 30, and the adjusting assembly 40 can adjust a distance between the image generating module 30 and the lens module 20, wherein a connection point between the adjusting assembly 40 and the image generating module 30 is located on a central axis of the image generating module 30 or distributed around the central axis.

As such, the display device 100 and the electronic device 1000 according to the embodiment of the present invention allow a user to adjust diopter to be suitable for different users. Meanwhile, the connection part of the adjusting component 40 and the image generating module 30 is located at the central axis of the image generating module 30 or distributed around the central axis, so that the image generating module 30 is stressed uniformly in the moving process, the image generating module 30 is effectively prevented from deflecting in the moving direction due to uneven stress, and the image generated by the image generating module 30 is inclined to deform to influence the viewing effect.

In some embodiments, the lens module 20 includes a lens barrel and a lens assembly. The lens assembly includes one or more lenses. The lens barrel generally has an entrance port and an exit port, the entrance port faces one side of the image generation module 30, and light entering the entrance port passes through the lens assembly and is refracted and reflected, and finally exits from the exit port. Generally, the image generating device 30 includes a display, such as an LED display or an OLED display, and the display is disposed on the entrance port. Therefore, the light rays of the image displayed by the display enter the entrance port and are projected to the preset direction by the lens group, the light rays emitted from the exit port enter human eyes, and the human eyes can see the amplified virtual image of the image displayed by the display.

Referring to fig. 2 to 5, in some embodiments, the housing 10 includes a first housing 11 and a second housing 12, the first housing 11 and the second housing 12 are detachably combined to form an accommodating space, and the lens module 20 and the image generating device 30 are accommodated in the accommodating space. Thus, the housing 10 is easy to mount and dismount. The lens module 20 may be partially or entirely accommodated in an accommodating space, and the accommodating space defines a moving direction and a moving space of the image generating apparatus 30. In some examples, the first housing 11 and the second housing 12 may be respectively provided with a groove, the lens module 20 may be disposed in the groove for limiting and fixing, and the lens module 20 may be further mounted and fixed with the housing 10 by bonding or snapping. That is, the lens barrel of the lens assembly 20 may be fixed on the first housing 11 and the second housing 12. A guide rail may be disposed in the accommodating space, and the image generating device 30 may be disposed on the guide rail and move along the guide of the guide rail. It is understood that the structure for realizing the guiding is not limited to the manner disclosed in the present embodiment, and any structure capable of playing a guiding role may be adopted.

Referring to fig. 2 to 5, in some embodiments, the housing 10 includes a first sidewall 13, a second sidewall 14, and a third sidewall 15. Wherein the second sidewall 14 and the third sidewall 15 are respectively extended from a direction side perpendicular to the first sidewall 13 and are oppositely disposed, or the second sidewall 14 and the third sidewall 15 are disposed in parallel. Thus, the first side wall 13, the second side wall 14 and the third side wall 15 enclose a receiving space, wherein the first side wall 13 may include an upper sub-side wall and a lower sub-side wall. In this way, the housing 10 can be easily attached to and detached from the internal housing member. Of course, the housing 10 may be integrally formed to facilitate manufacturing. The lens module 20 can be mounted on the second sidewall 14 and the third sidewall 15 and partially or completely accommodated in the accommodating space, and the image generation module 30 is accommodated in the accommodating space and located between the lens module 20 and the first sidewall 13. Thus, the receiving space defines the moving direction and space of the image generation module 30. In some examples, the second sidewall 14 and the third sidewall 15 may be respectively provided with a groove, the lens module 20 may be disposed in the groove for limiting and fixing, and the lens module 20 may be further mounted and fixed on the second sidewall 14 and the third sidewall 15 by bonding or snapping, that is, the lens barrel of the lens module 20 is fixed on the second sidewall 14 and the third sidewall 15. A guide rail may be disposed in the accommodating space, and the image generating device 30 may be disposed on the guide rail and move along the guide of the guide rail. It is understood that the structure for realizing the guiding is not limited to the manner disclosed in the present embodiment, and any structure capable of playing a guiding role may be adopted.

Referring to fig. 3 to 5, in some embodiments, the second sidewall 14 is recessed, and the third sidewall 15 is formed with a first groove. The recess corresponds to the first groove, and the image generating module 30 corresponds to the recess and the first groove. Alternatively, the second side wall 14 and the third side wall 15 are stepped. In this way, the recess and the corresponding first groove together define a moving direction and a space of the image generation module 30, and the image generation module 30 can partially move in the predetermined direction in the space to change the relative position of the image generation module 30 and the lens module 20, thereby achieving diopter adjustment.

Referring to fig. 3 to 5, in some embodiments, the first sidewall 13 is formed with a through hole. The adjustment assembly 40 includes a fixing member 41 and a push rod 42. The fixing member 41 includes a fixing surface and a mounting surface that are opposite to each other, the image generating module 30 can be fixed to the fixing surface by screws, one end of the push rod 42 is fixed to the mounting surface, and the other end of the push rod penetrates through the through hole of the first side wall 13. In this way, the fixing member 41 is moved in a predetermined direction by applying a force to the push rod 42.

In some examples, a holding portion may be installed at an end of the push rod 42 penetrating the through hole to provide a force applying end for a user, and the user may drive the image generation module 30 to move by pushing or pulling, etc. to adjust the diopter.

Referring to fig. 3 to 5, in some examples, the adjusting assembly 40 includes a driving wheel 43 and a driven wheel 44, wherein the driving wheel 43 is disposed on the second sidewall 14 and located outside the accommodating space, the driven wheel 44 corresponds to the first sidewall 13 and located outside the accommodating space, and the driven wheel 44 is sleeved on the push rod 42 and engaged with the driving wheel 43. Specifically, the driving wheel 43 and the driven wheel 44 are in bevel gear fit, one end of the push rod 42 penetrating through the through hole is provided with threads, the driven wheel 44 is provided with a rotating shaft, and a sliding groove is formed in the rotating shaft to form thread fit with the push rod 42. That is, the driving wheel 43 and the driven wheel 44 are disposed in directions perpendicular to each other, and a space can be effectively saved by using a bevel gear to cooperate, in operation, the driving wheel 43 is driven to rotate by applying a clockwise or counterclockwise driving force to the driving wheel 43, the driven wheel 44 is driven to rotate by the bevel gear engagement, further, the driven wheel 44 drives the push rod 42 to move along a predetermined direction, further, the adjusting assembly 40 further includes a knob connected to the driving wheel 43 to provide a force application end for a user, and the user can rotate the knob to realize the movement of the image generating module 30.

The driven wheel 44 has a rotating shaft extending toward the push rod 42, the axial dimension of the rotating shaft matches with the thickness of the first side wall 13, and the radial dimension matches with the axial dimension of the push rod 42. The rotating shaft is provided with a limiting groove, the inner wall of the through hole of the first side wall 13 is provided with a protruding part which extends inwards along the radial direction of the through hole, and the protruding part is matched with the limiting groove, so that the driven wheel 44 is clamped with the shell 10, and the driven wheel 44 is limited to rotate only but not translate.

It is understood that the structure for realizing the guiding is not limited to the manner disclosed in the present embodiment, and any structure capable of playing a guiding role may be adopted.

For example, in some examples, the adjustment assembly 40 may include only one rotating member. The rotating member can be sleeved at one end of the push rod 42 penetrating the through hole. Wherein, the one end that the through-hole was worn to establish by push rod 42 is provided with the screw thread, has seted up the pivot on the rotation piece, is formed with the spout in the pivot in order to form screw-thread fit with the push rod. In operation, the push rod 42 is driven to move in a predetermined direction by applying a clockwise or counterclockwise rotational force to the rotary member. Further, the adjustment assembly 40 further includes a knob or a turning handle connected to the turning member to provide a force application end for a user, and the user can move the image generation module 30 by turning the knob. Of course, the rotating member may also be operated by the user as a thumb wheel.

In some embodiments, the pushrod 42 may be integrally formed with the mounting surface, thereby facilitating manufacturing. The push rod 42 extends from the mounting surface toward the driven wheel 44 such that the push rod 42 is engaged with the driven wheel 44 to move in a predetermined direction by the driven wheel 44.

In some embodiments, when the connection point of the adjusting component 40 and the image generation module 30 is located on the central axis of the image generation module 30, the number of the through holes of the first sidewall 13 is 1, the corresponding number of the push rods 42 is 1, and the push rods 42 are coincident with the central axis of the image generation module 30. It can be understood that when a plurality of gears are used for driving, the driving force bearing point of the image generation module 30 is located at the end of the push rod 42 coupled with the driven wheel 44, and when the push rod 42 is overlapped with the central shaft, the image generation module 30 is uniformly stressed, thereby preventing the image generation module 30 from deflecting.

In other embodiments, when the connection portion of the adjusting assembly 40 and the image generating module 30 is uniformly distributed around the central axis of the image generating module 30, the number of the through holes formed in the first sidewall 13 is plural, the number of the corresponding push rods 42 is plural, the plural through holes correspond to the plural push rods 42, the plural push rods 42 are uniformly distributed around the central axis, and the plural push rods 42 are inserted into the corresponding through holes. Wherein, one end of each push rod 42 penetrating the through hole is provided with a thread, and each driven wheel 44 can be provided with a sliding groove at the joint to form a thread fit with the corresponding push rod 42. It is understood that in such an embodiment, although the push rods 42 are not coincident with the central axis, the push rods 42 are uniformly distributed around the central axis, or are axisymmetric with respect to the central axis, so that the driving force applied to the image generation module 30 is symmetric with respect to the central axis, and in the case of uniform force, the image generation module 30 can still ensure a smooth movement in the moving direction without deflection.

Referring to fig. 2 to 5, in some embodiments, the display device 100 further includes a limiting plate 50, the limiting plate 50 is formed with a second groove, the limiting plate 50 is mounted on the second sidewall 14 and located outside the accommodating space, the limiting plate 50 and the second sidewall 14 form an accommodating space, the second groove extends from the second sidewall 14 so that the driven wheel 44 extends into the second groove, and the driving wheel 43 is accommodated in the accommodating space.

Specifically, the limiting plate 50 is installed on the second sidewall and forms an accommodating space with the second sidewall 14, and a boss is formed on the limiting plate 50, so that the driving wheel 43 is covered inside the limiting plate 50, and the shape of the covered part is matched with the driving wheel 43 to protect the driving wheel 43. The limiting plate 50 extends outwards from the side where the second side wall 14 is connected with the first side wall 13 and forms a groove, and the driven wheel 44 partially extends into the groove, so that the groove can protect the meshing part of the driving wheel 43 and the driven wheel 44.

Referring to fig. 3 to fig. 5, in some embodiments, the adjusting assembly 40 further includes a knob 45, the knob 45 is connected to the driving wheel 43 through a same rotating shaft, the rotating shaft is respectively disposed on the second sidewall 14 and the limiting plate 50, and the knob 45 and the driving wheel 43 are respectively located on two opposite sides of the limiting plate 50.

Specifically, the knob 45 is used for providing a force application end for a user to facilitate the user operation, the limit plate 50 is covered on the driving wheel 43 to protect the driving wheel 43, and the knob 45 is located at the other side of the limit plate 50. One end of the rotating shaft of the driving wheel 43 is connected with the second side wall 14, and a through hole matched with the rotating shaft is formed in the corresponding second side wall 14, so that the position of the driving wheel 43 is limited. The other end of the rotating shaft of the driving wheel 43 penetrates through the through hole and is connected with the knob 45, so that the rotating force is applied to the knob, and the driving wheel 43 can be driven to rotate through the rotating shaft.

In some embodiments, the knob 45 is fixedly connected to the driving wheel 43 and the rotating shaft, such that rotating the knob 45 will drive the driving wheel 43 to rotate, and the driving wheel 43 drives the driven wheel 44 to rotate through the engaging portion, the driven wheel 44 is in threaded engagement with the push rod 42, when the driven wheel 44 rotates, the push rod 42 generates a displacement along the optical axis of the lens assembly 20, and the push rod 42 is fixedly connected to the image generating device 30 through the fixing member 41, such that the displacement is generated by the push rod 42.

Wherein, the knob 45 and the driving wheel 43 can be respectively provided with holes matched with the shape of the rotating shaft, so that the knob 45 and the driving wheel 43 can be respectively arranged at two end parts of the rotating shaft. Of course, the driving wheel 43 and the shaft may be integrally formed, so that the knob may be provided with a hole for fitting the shaft.

In some examples, the installation directions of the adjusting assembly 40 and the limiting plate 50 may be opposite to the above embodiment, that is, the limiting plate 50 is installed on the third sidewall and forms an accommodating space with the third sidewall 15, a boss is formed on the limiting plate 50, the driving wheel 43 covers the limiting plate, the knob 45 is connected with the driving wheel 43 through a rotating shaft, the rotating shaft penetrates through the third sidewall 15 and the limiting plate 50, and the knob 45 and the driving wheel 43 are respectively located on two opposite sides of the limiting plate 50. The working principle is similar to that of the above embodiments, and is not described in detail here.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A display device, comprising:

a housing;

the lens module is fixed and contained in the shell;

the adjusting assembly is arranged on the shell and connected with the image generating module, the joint of the adjusting assembly and the image generating module is positioned on the central shaft of the image generating module or distributed around the central shaft, and the adjusting assembly can adjust the distance between the image generating module and the lens module;

the shell comprises a first side wall, a second side wall and a third side wall, wherein the second side wall and the third side wall extend from the first side wall, the second side wall and the third side wall are arranged oppositely, and an accommodating space is defined by the first side wall, the second side wall and the third side wall;

the adjusting assembly comprises a driving wheel, a first side wall and a second side wall, wherein the driving wheel is arranged on the second side wall or the third side wall and is positioned outside the accommodating space; the driven wheel corresponds to the first side wall and is positioned outside the accommodating space, and the driven wheel is matched with the driving wheel;

the display device further comprises a limiting plate, a second groove is formed in the limiting plate, the limiting plate is mounted on the second side wall or the third side wall and located outside the accommodating space, an accommodating space is formed between the limiting plate and the second side wall or the third side wall, the second groove extends out of the second side wall or the third side wall to enable the driven wheel to extend into the second groove, and the driving wheel is accommodated in the accommodating space.

2. The display device according to claim 1, wherein the housing includes a first housing and a second housing, the first housing is detachably combined with the second housing to form a receiving space, and the lens module and the image generation module are received in the receiving space.

3. The display device according to claim 1, wherein the lens module is mounted on the second sidewall and the third sidewall and received in the receiving space, and the image generation module is received in the receiving space and located between the lens module and the first sidewall.

4. The display device as claimed in claim 3, wherein the second sidewall defines a first recess, the third sidewall defines a first groove, the recess corresponds to the first groove, and the image generation module corresponds to the recess and the first groove.

5. The display apparatus as claimed in claim 3, wherein the first sidewall has a through hole formed therein, and the adjusting assembly comprises:

the fixing piece comprises a fixing surface and an installation surface which are opposite, and the image generation module is fixed on the fixing surface;

the push rod is fixed on the mounting surface and penetrates through the through hole;

the driven wheel is sleeved on the push rod and matched with the driving wheel.

6. The display apparatus of claim 5, wherein the pushrod is integrally formed with the mounting surface and the pushrod extends from the mounting surface toward the driven wheel.

7. The display device as claimed in claim 5, wherein when the connection between the adjusting assembly and the image generating module is located on a central axis of the image generating module, the number of the through holes is one, the number of the push rods is one, and the push rods are coincident with the central axis.

8. The display device according to claim 5, wherein when the connection between the adjusting assembly and the image generating module is uniformly distributed around the central shaft, the number of the through holes is plural, the number of the push rods is plural, the plural through holes correspond to the plural push rods, the plural push rods are uniformly distributed around the central shaft, and the plural push rods are inserted into the corresponding through holes.

9. The display device according to claim 8, wherein the adjusting assembly further includes a knob, the knob and the driving wheel are connected with a rotating shaft, the rotating shaft is respectively disposed on the second sidewall and the limiting plate, and the knob and the driving wheel are respectively disposed on two opposite sides of the limiting plate.

10. The display apparatus of claim 9, wherein the knob and the drive wheel are coaxially coupled to the shaft.

11. The display device of claim 1, wherein the adjustment assembly comprises:

the fixed part is fixedly connected with the image generation module, and the driven wheel is movably connected with the fixed part;

and the knob is coaxially connected with the driving wheel, the driving wheel is driven by the knob to rotate, the driving wheel drives the driven wheel to rotate, and the driven wheel rotates to push the image generating device to move so as to adjust the distance between the image generating module and the lens module.

12. The display apparatus as claimed in claim 3, wherein the lens module includes a lens barrel and a lens assembly, the lens barrel is fixed inside the second sidewall and the third sidewall, and the lens assembly includes at least one lens.

13. An electronic device, comprising:

an outer housing; and

the display device of any one of claims 1-12, housed within the outer housing.

14. The electronic device of claim 13, wherein the electronic device comprises a head mounted display device.