VR video glasses PANCAKE light machine module diopter adjusting mechanism

Abstract

The utility model discloses a VR video glasses PANCAKE light machine module diopter adjusting mechanism comprising a lens cone fixing seat, a movable lens cone which is arranged on the inner periphery of the lens cone fixing seat in an axial sliding manner, an inclined sliding groove which is arranged on the outer side wall of the movable lens cone, and a lens cone which is arranged on the inner periphery of the lens cone fixing seat in an axial sliding manner and extends along the horizontal guide groove, wherein the horizontal guide groove is formed in the side wall of the lens cone fixing seat and is perpendicular to the axis of the lens cone fixing seat; the linkage assembly comprises a push button and an extension column, the push button is assembled in the horizontal guide groove and can horizontally slide in the length direction of the horizontal guide groove, friction force exists between the push button and the horizontal guide groove, and the extension column extends from the push button to the inclined sliding groove. The utility model belongs to the technical field of diopter adjusting mechanisms, and particularly relates to a diopter adjusting mechanism for a PANCAKE light machine module of VR video glasses.

Description

TECHNICAL FIELD

[0001] The utility model belongs to diopter adjusting mechanism technical field, specifically point to a kind of VR class video glasses PANCAKE light machine module diopter adjusting mechanism. BACKGROUND

[0002] Now, there are two kinds of diopter adjustment methods for video glasses PANCAKE light machine module, one is to rotate lens to adjust the front and back movement of lens, to realize the adjustment of diopter, for VR class video glasses, eye shield is added to block light, so it is not possible to manually rotate lens after wearing;The second is to pass through conversion gear set, then adjust through pinion on the side of lens barrel, the structure of this kind of mechanism is complex, causing the weight of light machine module to be heavy. INVENTION CONTENTS

[0003] The utility model solves the technical problems that the present video glasses PANCAKE light machine module diopter adjustment is inconvenient, and the structure is complex, causing the weight of light machine module to be heavy.

[0004] In order to realize the above function, the technical scheme adopted by the utility model is as follows: a kind of VR class video glasses PANCAKE light machine module diopter adjusting mechanism, including lens barrel fixing seat, the side wall of which is provided with horizontal guide slot, the extension direction of the horizontal guide slot is perpendicular to the axis of lens barrel fixing seat, and the movable lens barrel is axially slidably arranged in the inner circle of lens barrel fixing seat, the outer side wall of the movable lens barrel is provided with inclined sliding groove, and the linkage assembly is provided with push button assembled in the horizontal guide slot and slidably along the length direction of the horizontal guide slot, the push button and the horizontal guide slot have friction, and the extension column extends from the push button to the direction of inclined sliding groove.

[0005] Preferably, the inner side wall of the lens barrel fixing seat is provided with reference lens and display screen installed in coaxial distribution, wherein the display screen is located in front of the reference lens, and the inner side wall of the movable lens barrel is provided with diopter adjusting lens.

[0006] Preferably, the front end of the lens barrel fixing seat is provided with polarizing film.

[0007] Preferably, the inner side wall of the movable lens barrel is provided with guide rail, and the lens barrel fixing seat is provided with guide groove matched with the guide rail.

[0008] Preferably, the side wall of the horizontal guide slot is provided with scale.

[0009] The utility model adopts the above structure to obtain the beneficial effects as follows:

[0010] 1. The technical scheme innovatively sets a horizontal guide groove and a push button linkage structure on the side wall of the lens barrel fixing seat, so that the user can push the push button with his hand even if he wears the VR glasses, and the horizontal displacement of the push button drives the extension column to move along the inclined guide groove, converts the horizontal linear motion into the axial displacement of the movable lens barrel, and realizes the diopter adjustment.

[0011] 2. The linkage assembly composed of the push button, the inclined sliding groove and the extension column is adopted to abandon the complex gear set structure, simplify the overall structure, reduce the number of parts, reduce the production and processing difficulty and cost, and reduce the weight of the optical machine module, so that the VR video glasses are more portable and convenient for the user to wear for a long time. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 To explain the embodiment of the utility model Figure 1 ;

[0013] Figure 2 To explain the embodiment of the utility model Figure 2 ;

[0014] Figure 3 To explain the embodiment of the utility model Figure 3 ;

[0015] Figure 4 To explain the embodiment of the utility model Figure 4 ;

[0016] Figure 5 It is the overall structure schematic view of the embodiment of the utility model.

[0017] Among them, 1, the lens barrel fixing seat, 2, the horizontal guide groove, 3, the movable lens barrel, 4, the inclined sliding groove, 5, the linkage assembly, 6, the push button, 7, the extension column, 8, the reference lens, 9, the display screen, 10, the diopter adjustment lens, 11, the polarizing film, 12, the guide rail, 13, the guide groove, 14, the scale. DETAILED DESCRIPTION

[0018] The technical scheme of the utility model will be described clearly and completely in combination with the drawings, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled person in the art without creative labor belong to the protection scope of the utility model.

[0019] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, term "arrangement" "installation" "link" "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be direct connection, also can be indirectly connected through the intermediate medium, can be the intercommunication of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the application can be understood according to specific circumstances.

[0020] As Figures 1-5 The utility model provides a kind of VR video glasses PANCAKE light machine module diopter adjusting mechanism, including lens barrel fixed seat 1, the front end of lens barrel fixed seat 1 is equipped with polarizing film 11, its side wall is equipped with horizontal guide groove 2, the side wall of horizontal guide groove 2 is equipped with scale 14, scale 14 interval corresponds diopter variation, the extension direction of horizontal guide groove 2 is perpendicular to lens barrel fixed seat 1 axis, and it is axially slidably arranged in movable lens barrel 3 of the inner wall of lens barrel fixed seat 1, its outer side wall is equipped with inclined sliding groove 4, and linkage assembly 5, linkage assembly 5 includes push button 6 that is assembled in horizontal guide groove 2 and can slide horizontally along its length direction, push button 6 and horizontal guide groove 2 exist friction, to position, and extension column 7 in the direction of inclined sliding groove 4 from push button 6 extends, drive extension column 7 along inclined guide groove by the horizontal displacement of push button 6, to convert horizontal linear motion into the axial displacement of movable lens barrel 3.

[0021] As Figures 1-3 As shown in the drawing, the inner side wall of lens barrel fixed seat 1 is equipped with reference lens 8 and display screen 9 that are coaxially distributed and installed, wherein the display screen 9 is located in front of the reference lens 8, as image light source emits light, the inner side wall of movable lens barrel 3 is provided with diopter adjusting lens 10, and the lens is formed with the reference lens 8 optical cooperation structure.

[0022] As Figure 3 As shown in the drawing, the inner side wall of movable lens barrel 3 is equipped with guide rail 12, and the guide groove 13 matched with guide rail 12 is arranged on lens barrel fixed seat 1.

[0023] Specific use, VR video glasses are worn in the head suitable position, adjust to comfortable state, user according to own condition, push button 6 assembled in horizontal guide groove 2 is pushed by finger, and extension column 7 on push button 6 will move along inclined guide groove, to drive movable lens barrel 3 to slide axially in the inner wall of lens barrel fixed seat 1, realize the change of relative position of diopter adjusting lens 10 and reference lens 8, complete diopter adjustment, in the adjustment process, user can observe VR picture definition in real time, until reaching the best visual effect.

[0024] The above has described the utility model and its implementation mode, which is not restrictive, and the drawings only show one of the implementation modes of the utility model, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired thereby, without departing from the creative purpose of the utility model, similar structural modes and embodiments are not creatively designed, which should belong to the protection scope of the utility model.

Claims

1. A diopter adjustment mechanism for the PANCAKE optical engine module of VR video glasses, characterized in that: The utility model relates to a kind of lens barrel fixing seat (1), the side wall of which is provided with horizontal guide slot (2), the extension direction of the horizontal guide slot (2) is perpendicular to lens barrel fixing seat (1) axis, movable lens barrel (3) is axially slidably arranged in the inner wall of lens barrel fixing seat (1), the outer side wall of which is provided with inclined sliding groove (4), and linkage assembly (5), the linkage assembly (5) includes push button (6) assembled in horizontal guide slot (2) and can horizontally slide along its length direction, the push button (6) and horizontal guide slot (2) exist friction, and extension column (7) extends from push button (6) to the direction of inclined sliding groove (4).

2. The VR video glasses PANCAKE optical engine module diopter adjustment mechanism according to claim 1, wherein: The inner side wall of the lens barrel fixing seat (1) is provided with a reference lens (8) and a display screen (9) installed coaxially, wherein the display screen (9) is located in front of the reference lens (8), and the inner side wall of the movable lens barrel (3) is provided with a diopter adjusting lens (10).

3. The VR video glasses PANCAKE optical engine module diopter adjustment mechanism according to claim 1 or 2, characterized in that: The front end of the lens barrel fixing seat (1) is provided with a polarizing film (11).

4. The VR video glasses PANCAKE optical engine module diopter adjustment mechanism of claim 3, wherein: The inner side wall of the movable lens barrel (3) is provided with a guide rail (12), and the lens barrel fixing seat (1) is provided with a guide groove (13) matched with the guide rail (12).

5. The VR video glasses PANCAKE optical engine module diopter adjustment mechanism according to claim 1, wherein: The side wall of the horizontal guide slot (2) is provided with a scale (14).

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