CN214586241U - Adjustment mechanism and head-mounted display device - Google Patents

Abstract

The utility model discloses an adjusting mechanism, connect the cotton support of bubble on the mesochite including can overturning, set up in fixed regulating plate on the mesochite, set up in on the cotton support of bubble and extend to connecting seat, the flexible ground of axial of fixed regulating plate department insert and locate swing joint pole on the connecting seat, swing joint pole's terminal surface is provided with the terminal surface tooth that a plurality of distributes along its upset orbit, fixed regulating plate's surface is seted up a plurality of be used for with each terminal surface tooth engaged with flute profile groove. So, through the meshing transmission of terminal surface tooth and tooth-shaped groove between adjustable lever and the fixed regulation board, can make the cotton support of bubble realize the upset motion smoothly on the mesochite, reach the upset angle adjustment effect that has the grade formula simultaneously, and then realize that the angle of wearing of the cotton support of bubble has the grade formula to be adjusted, improve the cotton support of bubble to different users' adaptability, guarantee to wear firmly. The utility model discloses still disclose a wear display device, its beneficial effect as above.

Description

Adjustment mechanism and head-mounted display device

Technical Field

The utility model relates to a wearable equipment technical field, in particular to adjustment mechanism. The utility model discloses still relate to a wear display device.

Background

With the development of virtual reality and augmented reality technologies, more and more head-mounted display devices have been widely used.

The AR (Augmented Reality) technology is a technology that skillfully fuses virtual information and the real world, and a plurality of technical means such as multimedia, three-dimensional modeling, real-time tracking and registration, intelligent interaction, sensing and the like are widely applied, and virtual information such as characters, images, three-dimensional models, music, videos and the like generated by a computer is applied to the real world after analog simulation, and the two kinds of information complement each other, thereby realizing the 'enhancement' of the real world.

VR (Virtual Reality) technology is a computer simulation system that creates and experiences a Virtual world, using a computer to create a simulated environment into which a user is immersed. The virtual reality technology is that data in real life is utilized, and electronic signals generated by computer technology are combined with various output devices to convert the electronic signals into phenomena which can be felt by people.

In the field of head-mounted display devices, more and more products are on the market, and various head-mounted and glasses-type product forms are continuously appeared. Currently, in order to be worn, a head-mounted display device is generally provided with a foam holder on a device main body. The foam support is generally in an annular structure with a handle part, the forehead, the ear side and the back head spoon part of a user are hooped by the annular structure, the user is ensured to wear stably, and meanwhile, the handle part structure is connected with a middle shell of the head-mounted display device into a whole.

However, because the foam bracket and the middle shell are fixed into an integral structure, the design angle of the foam bracket when leaving the factory is fixed, and the user can not adjust the wearing angle when the head is sleeved in the foam bracket, therefore, for the head structures with different shape parameters of different users, the foam bracket in the prior art is difficult to adapt to the actual wearing requirement, the user is difficult to properly stabilize when wearing, and the user experience is poor.

Therefore, how to realize the wearing angle adjustment of the foam bracket, improve the adaptability of the foam bracket to different users and ensure the wearing stability is the technical problem faced by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adjustment mechanism can realize the angle modulation of wearing of the cotton support of bubble, improves the cotton support of bubble to different users' adaptability, guarantees to wear firmly. Another object of the present invention is to provide a head-mounted display device.

For solving the technical problem, the utility model provides an adjusting mechanism, including connect the cotton support of bubble on the mesochite with overturning, set up in fixed regulating plate on the mesochite, set up in on the cotton support of bubble and extend to the connecting seat of fixed regulating plate department, can insert to locate to the axial is flexible the adjustable lever on the connecting seat, the terminal surface of adjustable lever is provided with the terminal surface tooth that a plurality of distributes along its upset orbit, a plurality of is seted up on the surface of fixed regulating plate be used for with each terminal surface tooth engaged with tooth-shaped groove.

Preferably, the telescopic direction of the movable adjusting rod is perpendicular to the surface of the fixed adjusting plate.

Preferably, be provided with the connecting axle that distributes along the horizontal direction on the mesochite, fixed regulating plate erects in the circumferential surface of connecting axle, just the cotton support of bubble with the connecting axle rotates to be connected.

Preferably, a rotating arm is arranged on the foam support, and the tail end of the rotating arm is rotatably sleeved on the connecting shaft.

Preferably, the head end of the radial arm is connected to the inner side wall of the foam holder through a fastener.

Preferably, the connecting seat is vertically arranged on the outer side wall of the foam bracket.

Preferably, the tail end of the movable adjusting rod is connected with an arc-shaped plate, and the end face teeth are distributed on the surface of the arc-shaped plate.

Preferably, the surface of the connecting seat is provided with a jack, the head end of the movable adjusting rod is telescopically inserted into the jack, and the movable adjusting rod is sleeved with a spring for pressing the tail end of the movable adjusting rod against the fixed adjusting plate through elasticity.

Preferably, the circumferential surface of the movable adjusting rod is provided with a plurality of limiting ribs, and the radial direction of the patch hole is provided with a plurality of rotation stopping grooves which are used for matching with the limiting ribs to slide so as to limit the rotation freedom degree of the movable adjusting rod.

The utility model also provides a wear display device, including the mesochite with set up in adjustment mechanism on the mesochite, wherein, adjustment mechanism specifically is above-mentioned arbitrary adjustment mechanism.

The utility model provides an adjustment mechanism mainly includes bubble cotton support, fixed regulating plate, connecting seat and adjustable lever. Wherein, the cotton leg joint of bubble is on the mesochite to can carry out the upset motion, so that realize in the upset motion process and the mesochite between be connected the angle modulation, and then realize wearing the angle modulation. The fixed adjusting plate is arranged on the middle shell and is fixedly connected with the middle shell, and the fixed adjusting plate is mainly used for realizing an adjusting mode of the foam bracket. The connecting seat sets up on the cotton support of bubble to the end extends to fixed regulating plate department, and is relative with the surface of fixed regulating plate, and mainly used installation adjustable lever makes the end of adjustable lever be close to fixed regulating plate, and drives adjustable lever and bubble cotton support and overturn in step. The movable adjusting rod is inserted on the connecting seat and can perform axial telescopic motion on the connecting seat. The end face of the tail end of the movable adjusting rod is provided with a plurality of end face teeth, the end face teeth can synchronously and axially reciprocate along with the axial telescopic motion of the movable adjusting rod, and the distribution form of each end face tooth on the end face of the tail end of the movable adjusting rod corresponds to the turning motion track of the movable adjusting rod. Correspondingly, a plurality of tooth-shaped grooves which are used for being meshed with the end face teeth are formed in the surface of the fixed adjusting plate, so that the end face teeth are separated from the currently meshed tooth-shaped grooves in the axial telescopic process of the movable adjusting rod, and then rotate to be meshed with the corresponding tooth-shaped grooves again along with the overturning motion of the movable adjusting rod. So, through the meshing transmission of terminal surface tooth and tooth-shaped groove between adjustable lever and the fixed regulation board, can make the cotton support of bubble realize the upset motion smoothly on the mesochite, reach the upset angle adjustment effect that has the grade formula simultaneously, and then realize that the angle of wearing of the cotton support of bubble has the grade formula to be adjusted, improve the cotton support of bubble to different users' adaptability, guarantee to wear firmly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a specific embodiment of the present invention.

Fig. 2 is an exploded view of the structure of fig. 1.

Fig. 3 is a schematic view of the meshing structure of the tooth-shaped groove and the face teeth.

Fig. 4 is a schematic structural diagram of the adjustable lever.

Fig. 5 is a schematic view of a specific structure of the fixed adjusting plate.

Fig. 6 is a schematic diagram of the inner side structure of the foam bracket.

Fig. 7 is an outer side structure schematic diagram of the foam support.

Fig. 8 is a schematic view of the step-type mesh transmission between the face teeth and the tooth grooves.

Wherein, in fig. 1-8:

the device comprises a middle shell-1, a foam bracket-2, a fixed adjusting plate-3, a connecting seat-4, a movable adjusting rod-5, a connecting shaft-6, a spiral arm-7 and a spring-8;

mounting hole-21, tooth-shaped groove-31, plug-in hole-41, rotation stopping groove-42, end face tooth-51, arc-shaped plate-52, limiting rib-53 and fastening hole-61.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and fig. 2, fig. 1 is a schematic diagram of an overall structure of an embodiment of the present invention, and fig. 2 is an exploded view of the structure of fig. 1.

The utility model provides an among the concrete embodiment, adjustment mechanism mainly includes bubble cotton support 2, fixed regulating plate 3, connecting seat 4 and adjustable lever 5.

Wherein, the cotton support 2 of bubble is connected on mesochite 1 to can carry out the upset motion, so that realize in the upset motion process with mesochite 1 between be connected the angle modulation, and then realize wearing the angle modulation.

The fixed adjusting plate 3 is arranged on the middle shell 1 and is fixedly connected with the middle shell 1, and the fixed adjusting plate is mainly used for realizing stepped turnover adjustment of the foam bracket 2.

Connecting seat 4 sets up on bubble cotton support 2 to the end extends to fixed regulating plate 3 department, and is relative with fixed regulating plate 3's surface, mainly used installation adjustable lever 5, makes adjustable lever 5's end be close to fixed regulating plate 3, and drives adjustable lever 5 and bubble cotton support 2 and carry out the upset in step.

The movable adjusting rod 5 is inserted on the connecting seat 4 and can perform axial telescopic motion on the connecting seat 4. The end face of the tail end of the movable adjusting rod 5 is provided with a plurality of end face teeth 51 which can synchronously and axially reciprocate along with the axial telescopic motion of the movable adjusting rod 5, and the distribution form of each end face tooth 51 on the end face of the tail end of the movable adjusting rod 5 corresponds to the turning motion track of the movable adjusting rod 5.

Correspondingly, a plurality of tooth-shaped grooves 31 which are used for being meshed with the end surface teeth 51 are formed in the surface of the fixed adjusting plate 3, so that the end surface teeth 51 are separated from the currently meshed tooth-shaped grooves 31 in the axial extension process of the movable adjusting rod 5, and then rotate to be meshed with the other corresponding tooth-shaped groove 31 again along with the overturning motion of the movable adjusting rod 5. Obviously, the distribution of the tooth-shaped grooves 31 on the surface of the fixed regulation plate 3 is the same as the distribution of the end surface teeth 51 on the end surface of the distal end of the adjustable lever 5.

So, through the meshing transmission of terminal surface tooth 51 between adjustable pole 5 and the fixed regulation board 3 and tooth-shaped groove 31, can make bubble cotton support 2 realize the upset motion smoothly on mesochite 1, reach the rotation angle regulation effect that has the grade formula simultaneously, and then realize that the angle of wearing of bubble cotton support 2 has the grade formula to be adjusted, improve bubble cotton support 2 to different users' adaptability, guarantee to wear firmly.

As shown in fig. 3, fig. 3 is a schematic view of the meshing structure of the tooth-shaped groove 31 and the end face tooth 51.

In order to facilitate the sliding of the adjustable lever 5 in the axial telescopic movement, the end surface teeth 51 can be smoothly released from the tooth-shaped grooves 31 and the end surface teeth 51 can be normally engaged in the tooth-shaped grooves 31, in this embodiment, the telescopic direction of the adjustable lever 5 is perpendicular to the surface of the fixed adjusting plate 3, i.e., the adjustable lever 5 is perpendicular to the fixed adjusting plate 3. Accordingly, the head end of the connecting base 4 is connected to the foam holder 2, and the tail end thereof extends up to a side surface position of the fixed adjusting plate 3, and the tail end surface of the connecting base 4 maintains a certain distance from the surface of the fixed adjusting plate 3, so that the movable adjusting rod 5 is installed and the movable adjusting rod 5 is provided for axial telescopic movement.

As shown in fig. 5, fig. 5 is a schematic view of a specific structure of the fixed adjusting plate 3.

In order to facilitate the connection between the foam bracket 2 and the middle shell 1, a connecting shaft 6 is additionally arranged in the embodiment. Specifically, the connecting shaft 6 is columnar and connected to a mounting plane formed on the middle shell 1, and is generally mounted horizontally. So set up, bubble cotton support 2 can link to each other with mesochite 1 through connecting axle 6, for guaranteeing the normal upset motion of bubble cotton support 2, this bubble cotton support 2 generally overlaps the end position of establishing at connecting axle 6 to rotate around connecting axle 6. Accordingly, the stationary adjusting plate 3 may also stand on the circumferential surface of the connecting shaft 6 and extend generally along the radial plane of the connecting shaft 6.

Further, in order to facilitate the rotational connection between the foam holder 2 and the connecting shaft 6, a swing arm 7 is additionally arranged between the foam holder 2 and the connecting shaft 6. Specifically, the head end of this spiral arm 7 is connected at the inside wall of the cotton support 2 of bubble, generally realizes dismantling the connection through the fastener, for this reason, has seted up a plurality of mounting hole 21 in the corresponding position department on the inside wall of the cotton support 2 of bubble. As shown in fig. 6, fig. 6 is a schematic view of the inner structure of the foam holder 2. In order to ensure stable connection and balanced rotation, the two spiral arms 7 are generally arranged at the same time, and the head ends of the two spiral arms are respectively connected to the left side and the right side of the inner side wall of the foam bracket 2. Of course, the head end of the radial arm 7 can be connected to the outer side wall surface of the foam holder 2.

Meanwhile, the tail end of each rotating arm 7 is sleeved at the end part of the two ends of the connecting shaft 6 and can rotate on the connecting shaft 6. In order to prevent the end of the radial arm 7 from coming off the connecting shaft 6 in the axial direction, a fastening hole 61 is further formed in the end face of the end of the connecting shaft 6 so as to abut against the radial arm 7 through the cooperation of the fastening member and the fastening hole 61 without hindering the normal rotation thereof.

As shown in fig. 4, fig. 4 is a schematic structural diagram of the adjustable lever 5.

In a preferred embodiment regarding the adjustable lever 5, in order to facilitate the design of the end surface teeth 51, the present embodiment connects an arc-shaped plate 52 to the end of the adjustable lever 5, and distributes the respective end surface teeth 51 on the surface of the arc-shaped plate 52. Specifically, since the distribution of the respective end face teeth 51 corresponds to the rotation track of the adjustable lever 5, the arc-shaped structure of the arc-shaped plate 52 also corresponds to the rotation track of the adjustable lever 5, which corresponds to a sector area of a complete gear.

In order to facilitate the connection between the connection seat 4 and the adjustable lever 5, in this embodiment, the connection seat 4 is specifically erected on the outer side wall surface of the foam holder 2 and protrudes a certain height from the surface of the foam holder 2, and meanwhile, the end of the connection seat 4 extends to a position on one side of the surface of the fixed adjusting plate 3 on the connection shaft 6.

Furthermore, a plug hole 41 is formed on the surface of the tail end of the connecting seat 4, and the head end of the movable adjusting rod 5 can be inserted into the plug hole 41 and can perform telescopic movement in the plug hole 41. Meanwhile, the movable adjusting rod 5 is sleeved with a spring 8, the spring 8 is simultaneously inserted into the patch hole 41, one end of the spring 8 is abutted against the inner wall of the patch hole 41, and the other end of the spring 8 is abutted against the surface of the arc-shaped plate 52.

Fig. 8 is a schematic view showing the stepped meshing transmission between the face teeth 51 and the tooth grooves 31, as shown in fig. 8.

So configured, under the normal state (not adjusting the wearing angle), the two ends of the spring 8 are kept in the compressed state between the arc plate 52 and the plug hole 41, and the end face teeth 51 on the arc plate 52 are pressed into the corresponding toothed grooves 31 by the elastic force, so that the end face teeth 51 and the toothed grooves 31 are kept in the meshed state; when the wearing angle is adjusted, a user pulls the foam bracket 2, so that the foam bracket 2 is overturned, the movable adjusting rod 5 is driven to synchronously rotate, inclined abutting acting force is generated between the contact surfaces of the end surface teeth 51 and the toothed grooves 31, the elastic force of the spring 8 is overcome by using the axial component of the abutting acting force, the movable adjusting rod 5 penetrates into the plug hole 41, the end surface teeth 51 are separated from the current toothed grooves 31, the circumferential component of the abutting acting force is used for driving the end surface teeth 51 to rotate for a small angle to reach the new toothed grooves 31, and finally the end surface teeth 51 are pressed again under the action of the elastic force of the spring 8 and are meshed with the new toothed grooves 31 to complete the turnover-type angle adjustment of the foam bracket 2.

Generally, the end face teeth 51 and the tooth grooves 31 are each arc-shaped to facilitate circumferential rotation of the end face teeth 51.

As shown in fig. 7, fig. 7 is a schematic view of the outer structure of the foam holder 2.

In order to improve the motion synchronism between the movable adjusting rod 5 and the foam bracket 2, in the embodiment, a plurality of limiting ribs 53 are arranged on the circumferential surface of the movable adjusting rod 5, and a plurality of rotation stopping grooves 42 are arranged in the radial direction of the jack 41 of the connecting seat 4. When the movable adjusting rod 5 is inserted into the jack 41, each limiting rib 53 is inserted into each rotation stopping groove 42 at the same time, and the circumferential limiting function of the rotation stopping grooves 42 on the limiting ribs 53 prevents the movable adjusting rod 5 from performing circumferential rotation movement in the jack 41, and only allows the movable adjusting rod 5 to perform axial telescopic movement.

The embodiment also provides a head-mounted display device, which mainly comprises a middle shell 1 and an adjusting mechanism arranged on the middle shell 1, wherein the specific content of the adjusting mechanism is the same as the related content, and is not described herein again.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides an adjustment mechanism, its characterized in that, including connect the cotton support of bubble (2) on mesochite (1) with overturning, set up in fixed regulating plate (3) on mesochite (1), set up in on the cotton support of bubble (2) and extend to connecting seat (4) of fixed regulating plate (3) department, can insert to locate with axially stretching out and drawing back movable adjusting rod (5) on connecting seat (4), the terminal surface of movable adjusting rod (5) is provided with a plurality of and follows terminal surface tooth (51) that its upset orbit distributes, a plurality of is seted up on the surface of fixed regulating plate (3) be used for with each tooth-shaped groove (31) of terminal surface tooth (51) meshing.

2. Adjustment mechanism according to claim 1, characterized in that the telescopic direction of the adjustable lever (5) is perpendicular to the surface of the fixed adjustment plate (3).

3. The adjusting mechanism according to claim 1, characterized in that the middle shell (1) is provided with a connecting shaft (6) distributed along the horizontal direction, the fixed adjusting plate (3) is vertically arranged on the circumferential surface of the connecting shaft (6), and the foam bracket (2) is rotatably connected with the connecting shaft (6).

4. The adjusting mechanism according to claim 3, characterized in that a radial arm (7) is arranged on the foam holder (2), and the end of the radial arm (7) is rotatably sleeved on the connecting shaft (6).

5. The adjustment mechanism according to claim 4, characterized in that the head end of the radial arm (7) is connected to the inner side wall of the foam holder (2) by means of a fastener.

6. The adjusting mechanism according to claim 1, characterized in that the connecting base (4) is erected on the outer side wall of the foam holder (2).

7. The adjusting mechanism according to claim 1, characterized in that an arc-shaped plate (52) is connected to the end of the adjustable lever (5), and the end teeth (51) are distributed on the surface of the arc-shaped plate (52).

8. The adjusting mechanism according to claim 1, wherein a plug hole (41) is formed in the surface of the connecting seat (4), the head end of the movable adjusting rod (5) is telescopically inserted into the plug hole (41), and a spring (8) for pressing the tail end of the movable adjusting rod (5) against the fixed adjusting plate (3) through elastic force is sleeved on the movable adjusting rod (5).

9. The adjusting mechanism according to claim 8, wherein a plurality of limiting ribs (53) are disposed on a circumferential surface of the adjustable lever (5), and a plurality of rotation-stopping grooves (42) for sliding in cooperation with the limiting ribs (53) to limit a rotational degree of freedom of the adjustable lever (5) are disposed in a radial direction of the plug jack (41).

10. A head-mounted display device, comprising a middle shell (1) and an adjustment mechanism arranged on the middle shell (1), in particular the adjustment mechanism of any one of claims 1-9.

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