CN205958839U - Head wearing type display apparatus - Google Patents

Abstract

The utility model relates to a virtual display equipment technical field discloses a head wearing type display apparatus. The utility model discloses in, head wearing type display apparatus includes: binocular vision mechanism, focus adjustment mechanism and terminal fixed establishment, binocular vision mechanism passes through focus adjustment mechanism and connects in terminal fixed establishment, focus adjustment mechanism includes a plurality of sleeves that connect gradually, but just two adjacent sleeves pass through a sliding connection subassembly sliding connection, the utility model discloses focus adjustment mechanism's structure becomes simple relatively to make head wearing type display apparatus's bulk reduction and weight loss, and then made things convenient for the user to carry, promoted user experience.

Description

Head-mounted display apparatus

Technical field

The utility model is related to virtual display device technical field, particularly to a kind of head-mounted display apparatus.

Background technology

Virtual reality technology is the brand-new comprehensive information technology that 20 end of the centurys rose, and is a kind of advanced, number The human-machine interface technology of word, its real-time three-dimensional space expressive ability, natural man-machine interactive operating environment and give people The impression on the spot in person bringing, is fundamentally changed uninteresting, stiff and passive present situation between people and computer, is man-machine friendship Mutually technology has started a brand-new research field.

At present, a kind of common virtual reality device such as wear-type Hull-Mounted Set, wears wear-type Hull-Mounted Set permissible By people's visibility occlusions to external world, user is guided to produce a kind of sensation placed oneself in the midst of in its virtual environment；The wear-type helmet at present The image-forming principle of device is by the way of " lens+screen ", and wherein, the focus adjustment element of installation number in device is more, knot Structure is complicated, lead to the overall weight of Hull-Mounted Set to lay particular stress on, volume bigger than normal, thus user carries inconvenience, experience not good.

Utility model content

The purpose of this utility model is to provide a kind of head-mounted display apparatus, and the structure of focal length setting mechanism becomes relatively Simply, so that the volume of head-mounted display apparatus reduces and weight saving, and then facilitate user and carry, improve user Experience.

For solving above-mentioned technical problem, the utility model provides a kind of head-mounted display apparatus, including：Binocular vision machine Structure, focal length setting mechanism and terminal fixed mechanism；Binocular vision mechanism is connected to terminal by focal length setting mechanism and fixes machine Structure；Focal length setting mechanism includes the multiple sleeves being sequentially connected, and two neighboring sleeve can be slided by the assembly that is slidably connected It is dynamically connected.

In terms of existing technologies, focal length setting mechanism includes the multiple sleeves being sequentially connected to the utility model, and phase Adjacent two sleeves are by the assembly slidable connection that is slidably connected；Its structure is made to become phase using this focal length setting mechanism To simple, firm, so that the volume of head-mounted display apparatus reduces and weight saving, facilitate user's storage and take with oneself Band；And, telescopic slide can be carried out by the assembly that is slidably connected so that user can freely adjust Jiao between multiple sleeves Away from thus being applied to more crowds (include different myopia degree crowds), improve Consumer's Experience.

In addition, two neighboring sleeve includes outer sleeve and inner sleeve, described inner sleeve is nested in described outer sleeve；Slide Coupling assembly includes two limited blocks and a slide block；Two limited blocks are along the length direction arrangement of outer sleeve；Two spacing One of block limited block is arranged at the inner surface of described outer sleeve, and another limited block in two limited blocks is arranged at described The inner surface of outer sleeve；Or, another limited block in two limited blocks is arranged at the connecting portion of binocular vision mechanism, binocular The connecting portion of visual mechanisms is used for being connected with focal length setting mechanism；Slide block is arranged at the outer surface of inner sleeve, and is located at two limits Between the block of position；Wherein, slide block slides between two limited blocks along the inner surface of outer sleeve.Present embodiments provide for it is a kind of The mode that is specifically slidably connected is so that inner sleeve passes through slide block and limited block telescopic slide back and forth in outer sleeve, and then realizes Focus adjustment.

In addition, the assembly that is slidably connected also comprises damping piece；Damping piece is held between slide block and the inner surface of outer sleeve.If Put damping piece so that focal length can be positioned the position regulating and tenacious of in addition to external force, facilitate user's control burnt Away from minimizing repeats focus operations.

In addition, damping piece is arranged at slide block；Comparing the inner surface being arranged on outer sleeve, being directly arranged at slide block so that hindering Damping member is held in outer sleeve inner surface, and damping piece slides with slide block, and the setting area of such damping piece can also be relatively small, Material-saving and simplification structure.

In addition, slide block has the fluting towards outer sleeve；Damping piece is arranged in fluting；That is, damping piece is arranged at slide block Interior so that damping piece and slide block are integrated in one, thus damping piece be combined with slide block relatively reliable.

In addition, terminal fixed mechanism includes support frame and positioning cover plate；The frame phase of support frame and mobile terminal Join, with holding movable terminal；Positioning cover plate is used for positioning mobile terminal.In present embodiment provide terminal fixed mechanism due to Structure is simple, consequently facilitating mobile terminal radiating；And, the matched design by support frame and the frame of mobile terminal, to the greatest extent Amount reduces ambient light to be affected on viewing effect.

In addition, one end of positioning cover plate is pivotably coupled to support frame；Wherein, when positioning cover plate is revolved by off-position When going to position location, position mobile terminal；Make positioning cover plate can be combined in one with support frame, further facilitate and carry With storage, it is to avoid lose.

In addition, the other end of positioning cover plate has the first buckle, support frame has the second buckle, the second buckle and first Buckle corresponds to；Wherein, when positioning cover plate is located at position location, the first buckle is fastened on the second buckle.Make mobile terminal fixed Position more firm.

In addition, terminal fixed mechanism also includes bolster；Bolster is arranged at support frame, and corresponding to mobile terminal Frame；When making mobile terminal be positioned over support frame, sponge tightly compresses, and plays certain cushioning effect, prevents mobile terminal The hard damage on surface, and bolster can also seal light, and reducing ambient light further affects on viewing effect.

In addition, binocular vision mechanism includes lid, two lenses and two interpupillary distance adjusting parts；Two lens mirrors Piece is arranged at lid by two interpupillary distance adjusting parts respectively；It is effectively matched user's request.

In addition, each interpupillary distance adjusting part includes at least one holding part and the card article corresponding to holding part；Holding part sets It is placed in lenses, card article is arranged at lid；Holding part is fastened in card article, and holding part can be along card article in two lens mirrors Move in the orientation of piece；I.e., there is provided a kind of interpupillary distance adjusting part implement structure, conveniently and efficiently adjust different Interpupillary distance.

In addition, multiple air-vents are offered on lid；Head-mounted display apparatus also include ventilative shading piece；Ventilative shading piece It is arranged at the outer surface of lid and cover multiple air-vents；Not only breathed freely but also shading after user is put on.

Brief description

Fig. 1 is the structural decomposition diagram of the head-mounted display apparatus according to first embodiment；

Fig. 2 is the schematic diagram of the first implementation according to first embodiment mid-focal length governor motion；

Fig. 3 be the second implementation according to first embodiment mid-focal length governor motion schematic diagram；

Fig. 4 is the schematic diagram according to terminal fixed mechanism side in the head-mounted display apparatus of first embodiment；

Fig. 5 is the schematic diagram of the pupil adjusting part according to first embodiment；

Fig. 6 is the profile being fastened in card article according to the holding part of first embodiment；

Fig. 7 is that have slotted schematic diagram according to slide block in second embodiment；

Fig. 8 is the schematic diagram of binocular vision mechanism side in head-mounted display apparatus according to the 3rd embodiment.

Specific embodiment

For making the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing Each embodiment of type is explained in detail.However, it is it will be understood by those skilled in the art that each in the utility model In embodiment, in order that reader more fully understands that the application proposes many ins and outs.But, even if there is no these skills Art details and the many variations based on following embodiment and modification are it is also possible to realize protecting required by each claim of the application The technical scheme of shield.

First embodiment of the present utility model is related to a kind of head-mounted display apparatus, and user can wear it in header body Test virtual world, as shown in figure 1, head-mounted display apparatus include：Binocular vision mechanism, focal length setting mechanism and terminal are fixed Mechanism.

Binocular vision mechanism is connected to terminal fixed mechanism by focal length setting mechanism, that is, focal length setting mechanism be arranged at double Between mesh visual mechanisms and terminal fixed mechanism,

In present embodiment, focal length setting mechanism includes the multiple sleeves 10,11,12 being sequentially connected；And two neighboring set Cylinder 10 and 11,11 and 12 by the assembly slidable connection that is slidably connected, do not appoint to the number of sleeve by right present embodiment What limits；Preferably, 3 sleeves that setting is sequentially connected are more suitable for head-mounted display apparatus, 3 sleeves are basic Disclosure satisfy that crowd and the focus adjustment needs of different myopia degree；If the number more than three of sleeve, function can't obtain It is very big that to lift and seem comparison burdensome.

Wherein, two neighboring sleeve includes outer sleeve and inner sleeve, and inner sleeve is nested in outer sleeve.Be slidably connected assembly Including two limited blocks and a slide block.

As shown in Fig. 2 the schematic diagram of the first implementation for present embodiment mid-focal length governor motion.Concrete and Speech, Fig. 2 includes two groups of adjacent sleeve, respectively outer sleeve 10 and inner sleeve 11, and outer sleeve 11 and inner sleeve 12, and interior Sleeve 11 is nested in outer sleeve 10, and inner sleeve 12 is nested in outer sleeve 11.Here taking outer sleeve 11 with inner sleeve 12 as a example Illustrate.Two limited blocks 14,15 are arranged at the inner surface of outer sleeve 11, and the length direction arrangement along outer sleeve 11； Preferably, limited block 14 is placed in one end of outer sleeve 11 inner surface, limited block 15 is placed in the other end of outer sleeve 11 inner surface.Sliding Block 13 is arranged at the outer surface of inner sleeve 12, and is located between two limited blocks 14,15.Wherein, slide block 13 can be along overcoat The inner surface of cylinder 11 slides between two limited blocks 14,15；That is, two limiting sections 14,15 determine slide block 13 in outer sleeve Slidably length, the telescopic length of inner sleeve 12 in 11.

If pulling inner sleeve 12 along direction as shown by the arrows in Figure 2, slide block 13 is slided along the inner surface of outer sleeve 11 Move so that focal length setting mechanism entire length extends；When inner sleeve 12 is located at complete extended position, inner sleeve 12 is held in limit Position block 14.Accordingly, if promoting inner sleeve 12 along arrow rightabout, slide block 13 slides along the inner surface of outer sleeve 11, Focal length setting mechanism entire length is shortened；When inner sleeve 12 is located at fully retracted position, inner sleeve 12 is held in spacing Block 15.

As shown in figure 3, the schematic diagram of the second implementation for present embodiment mid-focal length governor motion.Second is real Existing mode is with the difference of the first implementation, in the first implementation, two limited blocks 14,15 set respectively Put the two ends of the inner surface of outer sleeve 11；And in second implementation, limited block (as limited block 14 in a Fig. 3) setting In one end (away from one end of binocular vision mechanism) of the inner surface of outer sleeve 11, another limited block (not shown) is arranged In the connecting portion (not shown) of binocular vision mechanism, the connecting portion of binocular vision mechanism is used for focal length setting mechanism even Connect.That is, after focal length setting mechanism is assembled with binocular vision mechanism, when sleeve each in focal length setting mechanism is all located at completely interior condensing When putting, each sleeve is all held in, close to one end of binocular vision mechanism, the limited block being arranged in binocular vision mechanism；As Fig. 3 Middle signal, now each sleeve can be at grade close to one end of binocular vision mechanism.

Two kinds of implementations being slidably connected are provided so that inner sleeve passes through slide block and limited block exists in present embodiment Telescopic slide back and forth in outer sleeve, and then realize focus adjustment.Present embodiment is not appointed to the concrete set location of limited block What limits, every be capable of the position of limited block smoothly stretched of inner surface in outer sleeve for the slide block, all can be applicable to this reality Apply in mode.

It should be noted that present embodiment is not intended to be limited in any to the specific implementation of the assembly that is slidably connected, every It is capable of the construction package that two neighboring sleeve slides, all can be applicable in present embodiment to focus；For example, adjacent Two sleeves can also adopt the version of guided way, elastic slideway etc..

In present embodiment, terminal fixed mechanism includes support frame 20 and positioning cover plate 21.

Wherein, the frame phase of support frame 20 and mobile terminal (such as mobile phone, panel computer, be so not intended to be limited in any) Join, with holding movable terminal.Specifically, can be the different frame shape of the mobile terminal design of different model, so that not The mobile terminal of same model has corresponding support frame 20 to match.Support frame 20 could be arranged to removable (removable Unload), to change the mobile terminal that support frame 20 adapts to different model at any time, meet user's request.

Wherein, positioning cover plate 21 is used for positioning mobile terminal.

Preferably, as shown in figure 4, positioning cover plate 21 can be using V-shaped structure so that both sides reserve enough skies Between so that naked being exposed on the external in both sides of mobile terminal and be not closed so that mobile terminal can be good at radiate, and then Improve stability and the life-span of mobile terminal internal circuit chips, and positioning cover plate 21 is subtracted further using V-shaped structure The light overall weight of head-mounted display apparatus.

Specifically, one end of positioning cover plate 21 is pivotably coupled to support frame 20；Wherein, when positioning cover plate 21 by When off-position rotates to position location, positioning mobile terminal, so that positioning cover plate can be combined in one with support frame, enters one Step is convenient for carrying and receives, it is to avoid lose.

Example, by torsion spring, one end of positioning cover plate 21 can be rotatably connected in support frame 20, realize locating cover Plate 21 rotational positioning.Accordingly, the other end of positioning cover plate 21 has the first buckle, and support frame 20 has the second buckle, the Two buckles are corresponding with the first buckle.Wherein, when positioning cover plate 21 is located at position location, the first buckle is fastened on the second buckle； Make the more firm of mobile terminal location and the intensity of terminal fixed mechanism be ensure that from structure.So present embodiment is to the One buckle is not intended to be limited in any with the specific constructive form of the second buckle and manner, every be capable of buckle fastening Version, all can be applicable in present embodiment to position mobile terminal.

It should be noted that present embodiment does not make any limit to the combination of positioning cover plate 21 and support frame 20 System, every be capable of the form that positioning cover plate 21 positions with respect to support frame 20, all can be applicable in present embodiment with Positioning mobile terminal, such as between positioning cover plate 21 and support frame 20, acceptable no any connection (detachable), directly corresponds to Position engages；Positioning cover plate 21 can also be connected to support frame 20 without spin.

In present embodiment, terminal fixed mechanism is designed using this simplifying, and structure is simple, consequently facilitating mobile terminal Radiating；And, the matched design by support frame and the frame of mobile terminal, reduces ambient light to viewing effect shadow as far as possible Ring.In addition, the earphone hole of mobile terminal, power source charges mouth are not closed, i.e. naked be exposed on the external so that user when needed Earphone can easily be inserted or charge for mobile terminal, improve the convenience using head-mounted display apparatus.

Preferably, terminal fixed mechanism also includes bolster 22；Bolster 22 is arranged at support frame 20, and corresponding to shifting The frame of dynamic terminal；When making mobile terminal be positioned over support frame 20, play certain cushioning effect, and mobile terminal can be more Firm is fixed on support frame 20, and bolster 22 can also seal light.Furthermore it is also possible in positioning cover plate 21 Face, covers one layer of sponge support member 23, and when mobile terminal is placed wherein, sponge tightly compresses, and mobile terminal is firmly fixed In terminal fixed mechanism.

It should be noted that present embodiment is not intended to be limited in any to the specific implementation of terminal fixed mechanism, every It is capable of the version of fixed cellular terminal, all can be applicable in present embodiment to form head-mounted display apparatus.

In present embodiment, binocular vision mechanism includes 30, two lenses 31 of lid and two interpupillary distance regulation groups Part 32；Two lenses 31 are arranged at lid 30 by two interpupillary distance adjusting parts 32 respectively.

Wherein, two lenses 31 can be non-spherical lens so as to and display screen between natural lucifuge, so do not appoint What limits.

Specifically, each interpupillary distance adjusting part 32 includes at least one holding part and the card article corresponding to holding part.As Fig. 5, shown in 6, the upper side edge and lower side of each lenses 31 are respectively provided with two holding parts 33, preferably, the same side Two holding parts 33 on side are distributed in the left and right two ends of this side.So, each lenses are provided with 4 holding parts altogether 33.Each card article 34 is arranged at the inner surface of lid 30 and corresponds respectively to each holding part 33 so that holding part 33 is fastened in card article 34.Wherein, each card article 34 e.g. protrudes from the raised line of lid；So it is not limited to it is also possible to two slotted eyes be opened on lid, this two Blocking part in the middle of individual slotted eye forms described card article.

After holding part 33 is fastened in card article 34, can on the direction of top surface position lenses 31, and Can move in the orientation of two lenses 31 along card article 34 drive lens eyeglass 31.That is, two lenses 31 are moved left and right on card article 34 by holding part 33, adjust the distance between two lenses 31.

Preferably, many gears can be arranged on card article 34 to adjust, such as setting three gear adjusts (so, being not intended to be limited in any), Holding part 33 is fixed on the corresponding position of gear number of regulation, and then head-mounted display apparatus are adaptable to more The how user of different interpupillary distances；So, present embodiment is not restricted to the specific number of holding part 33, specific constructive form, can root According to needing to arrange, for example, the upper and lower ends respectively at lenses for 2 holding parts can be set, and holding part can be grab.

It should be noted that present embodiment is not intended to be limited in any to the specific implementation of interpupillary distance adjusting part 32, all It is that by the kit form of interpupillary distance regulation, all can be applicable in present embodiment to adjust between two lenses 31 Distance.

In present embodiment, binocular vision mechanism also includes separating sponge 35, arranges cut-off along center line at lid 30 Sponge 35 so that the cut-off two spaces that are separated out of sponge 35 correspond respectively to lenses, thus eyes are passed through lens The light path of eyeglass 31 viewing is isolated；Furthermore it is also possible in any side setting eyelet 36 of lid 30, facilitate user to wear Band suspension member.

In present embodiment, binocular vision mechanism also includes veneer eyeshade 37, posts the patch of flexible material at lid 30 Face eyeshade 37 (such as veneer sponge, be so not intended to be limited in any) is so that it can be fitted well with face, so that user wears Wear comfortable.

In terms of existing technologies, focal length setting mechanism includes the multiple sleeves being sequentially connected to the utility model, and phase Adjacent two sleeves are by the assembly slidable connection that is slidably connected；Its structure is made to become phase using this focal length setting mechanism To simple, firm, no complicated insert structure, in the case of ensureing that head-mounted display apparatus basic function meets, this practicality is new Type makes the volume of head-mounted display apparatus reduce and weight saving, facilitates user's storage and carries with.And, multiple sets Telescopic slide back and forth can be carried out by the assembly that is slidably connected, so that user freely arranges focal length, thus being applied to more between cylinder Many crowds's (including different myopia degree crowds), improve Consumer's Experience.

Second embodiment of the present utility model is related to a kind of head-mounted display apparatus.Second embodiment is in the first enforcement Make improvements on the basis of mode, mainly the improvement is that：In the utility model second embodiment, be slidably connected assembly Also comprise damping piece.

In present embodiment, damping piece is held between slide block and the inner surface of outer sleeve.That is, damping piece is fixed on slide block Or the inner surface of outer sleeve.

Preferably, damping piece is arranged at slide block；Compare the inner surface being arranged on outer sleeve, be directly arranged at slide block so that Damping piece is held in outer sleeve inner surface, and damping piece slides with slide block, and so, the setting area of damping piece can also be relatively Little, material-saving and simplify structure.

Further, as shown in fig. 7, slide block 13 has the fluting 131 towards outer sleeve；Damping piece is arranged at fluting 131 Interior；That is, damping piece is arranged in slide block 13 so that damping piece and slide block 13 are integrated in one, thus damping piece is tied with slide block 13 That closes is relatively reliable.

Present embodiment for first embodiment, by damping piece be arranged on slide block and outer sleeve inner surface it Between so that outer sleeve and inner sleeve can overcome certain external force (when i.e. external force is less) and relative positioning so that currently The focal length adjusting keeps constant.Only when external force is more than default value (relevant with damped coefficient), outer sleeve is with inner sleeve Can relatively slide, so that user readjusts focal length.Therefore, set up damping piece between outer sleeve and inner sleeve can conveniently use Family controls focal length, it is to avoid touch by mistake or focal length that external perturbed force leads to changes, reduce and repeat focus operations.

The utility model the 3rd embodiment is related to a kind of head-mounted display apparatus.3rd embodiment is in the second embodiment party Make improvements on the basis of formula, mainly the improvement is that：As shown in figure 8, in the utility model the 3rd embodiment, double Multiple air-vents are offered on the lid of mesh visual mechanisms；Head-mounted display apparatus also include ventilative shading piece 38.

So, present embodiment is not intended to be limited in any to air-vent, the shape of ventilative shading piece, material respectively, and air-vent can Think lattice-shaped air-vent, ventilative shading piece 38 can be ventilative shading sponge.

In present embodiment for second embodiment, ventilative shading piece 38 is arranged at outer surface and the screening of lid Cover multiple air-vents；The rear face heat that user wears is shed, not only breathe freely again shading so that user to put on wear-type aobvious Do not affected by external environmental light after showing device, can quickly immerse in virtual world, improve Consumer's Experience.

It will be understood by those skilled in the art that the respective embodiments described above are to realize of the present utility model being embodied as Example, and in actual applications, can to it, various changes can be made in the form and details, without departing from spirit of the present utility model And scope.

Claims (12)

1. a kind of head-mounted display apparatus are it is characterised in that include：Binocular vision mechanism, focal length setting mechanism and terminal are solid Determine mechanism；

Described binocular vision mechanism is connected to described terminal fixed mechanism by described focal length setting mechanism；

Described focal length setting mechanism includes the multiple sleeves being sequentially connected, and two neighboring sleeve passes through the assembly that is slidably connected Slidable connection.

2. head-mounted display apparatus according to claim 1 are it is characterised in that described two neighboring sleeve includes outer sleeve With inner sleeve, described inner sleeve is nested in described outer sleeve；

The described assembly that is slidably connected includes two limited blocks and a slide block；

Described two limited blocks are along the length direction arrangement of described outer sleeve；One of described two limited blocks limited block sets It is placed in the inner surface of described outer sleeve, another limited block in described two limited blocks is arranged at the interior table of described outer sleeve Face；Or, another limited block in described two limited blocks is arranged at the connecting portion of described binocular vision mechanism, described binocular The connecting portion of visual mechanisms is used for being connected with described focal length setting mechanism；

Described slide block is arranged at the outer surface of described inner sleeve, and is located between described two limited blocks；

Wherein, described slide block slides between described two limited blocks along the inner surface of described outer sleeve.

3. head-mounted display apparatus according to claim 2 are it is characterised in that the described assembly that is slidably connected also comprises to damp Part；Described damping piece is held between described slide block and the inner surface of described outer sleeve.

4. head-mounted display apparatus according to claim 3 are it is characterised in that described damping piece is arranged at described slide block.

5. head-mounted display apparatus according to claim 4 are it is characterised in that described slide block has towards described outer sleeve Fluting；Described damping piece is arranged in described fluting.

6. head-mounted display apparatus according to claim 1 are it is characterised in that described terminal fixed mechanism includes carriage Frame and positioning cover plate；

Described support frame is matched with the frame of mobile terminal, to place described mobile terminal；

Described positioning cover plate is used for positioning described mobile terminal.

7. head-mounted display apparatus according to claim 6 it is characterised in that one end of described positioning cover plate rotatably It is connected to described support frame；

Wherein, when described positioning cover plate is rotated to position location by off-position, position described mobile terminal.

8. head-mounted display apparatus according to claim 7 are it is characterised in that the other end of described positioning cover plate has One buckle, described support frame has the second buckle, and described second buckle is corresponding with described first buckle；

Wherein, when described positioning cover plate is located at described position location, described first buckle is fastened on described second buckle.

9. head-mounted display apparatus according to claim 6 are it is characterised in that described terminal fixed mechanism also includes buffering Part；

Described bolster is arranged at described support frame, and the frame corresponding to described mobile terminal.

10. head-mounted display apparatus according to claim 1 it is characterised in that described binocular vision mechanism include lid, Two lenses and two interpupillary distance adjusting parts；

Described two lenses are arranged at described lid by described two interpupillary distance adjusting parts respectively.

11. head-mounted display apparatus according to claim 10 are it is characterised in that each interpupillary distance adjusting part is included at least One holding part and the card article corresponding to described holding part；

Described holding part is arranged at described lenses, and described card article is arranged at described lid；

Described holding part is fastened in described card article, and described holding part can be along described card article in described two lenses Move in orientation.

12. head-mounted display apparatus according to claim 10 are it is characterised in that offer multiple ventilative on described lid Hole；Described head-mounted display apparatus also include ventilative shading piece；

Described ventilative shading piece is arranged at the outer surface of described lid and covers the plurality of air-vent.