CN106646871A - Head-mounted display with cooling system - Google Patents
Head-mounted display with cooling system Download PDFInfo
- Publication number
- CN106646871A CN106646871A CN201610913809.2A CN201610913809A CN106646871A CN 106646871 A CN106646871 A CN 106646871A CN 201610913809 A CN201610913809 A CN 201610913809A CN 106646871 A CN106646871 A CN 106646871A
- Authority
- CN
- China
- Prior art keywords
- fan
- head
- air
- mounted display
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 24
- 230000004438 eyesight Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005401 electroluminescence Methods 0.000 description 1
- 229920001821 foam rubber Polymers 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0176—Head mounted characterised by mechanical features
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
- H05K7/20972—Forced ventilation, e.g. on heat dissipaters coupled to components
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to a head-mounted display with a cooling system, which comprises a shell. The shell is internally provided with a PCB and a display module; the shell comprises an inner side surface close to eyes of a wearer and forming relatively-closed space with the eyes of the wearer and an outer side surface opposite to the inner side surface; the shell is also internally provided with a cooling system; the cooling system at least comprises an air inlet and an air outlet arranged on the shell and a fan arranged in the shell; and the fan is electrically connected with the circuit on the PCB. Through arranging the cooling system in the head-mounted display, when the circuit on the PCB works, the fan is driven to work at the same time, air flow circulation is thus formed between air inside the shell and air outside the shell, cold air outside the shell is sucked in the shell from the air inlet and is then discharged from the air outlet, heat in the shell is taken away, and the purpose of reducing the working temperature of the head-mounted display is thus achieved.
Description
Technical field
The present invention relates to head-mounted display technical field, more particularly, it relates to it is a kind of with cooling system wear it is aobvious
Show device.
Background technology
Head-mounted display by optical technology, by miniature image display (such as transmission-type or Reflective liquid crystal displays screen,
Organic electroluminescence device, DMD device) video image light that sends is directed to the pupil of user, in the nearly mesh model of user
Enclose and realize virtual, enlarged drawing, for user directly perceived, visual image, video, Word message are provided.
In existing head-mounted display, the pcb board of display driver circuit and power circuit is provided with, is wearing display
Device can produce amount of heat when working, form direct heat source.Simultaneously as during head-mounted display is worn, with face patch
The part of conjunction and the face of wearer be it is seamless fit, therefore a relative confined air is formed and the eyes of wearer between
Between, causing human normal to distribute heat cannot discharge, and so as to assemble in the confined space, form indirect thermal source.Both
The heat that thermal source is produced directly results in human eye and wears the long rear generation sense of discomfort of viewing video time.
Accordingly, it would be desirable to using rational cooling system structure, make above-mentioned heat discharge as early as possible, improve head-mounted display and use
Comfort level.
The content of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, there is provided one kind is with radiating system
The head-mounted display of system.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of head-mounted display with cooling system of construction, including housing, are provided with pcb board and display in the housing
Module；The housing include near wearer's eyes and with wearer's eyes formed relative closure space medial surface and with institute
State the relative lateral surface of medial surface；Cooling system is additionally provided with the housing；The cooling system at least includes being arranged at institute
State the air inlet on housing, air outlet and the fan being arranged in the housing；The fan is electric with the circuit on the pcb board
Connection.
Head-mounted display of the present invention, wherein, the air inlet includes first group be arranged on the medial surface
Air inlet, and/or including second group of air inlet being arranged on the lateral surface.
Head-mounted display of the present invention, wherein, the fan is arranged near the pcb board, and the air outlet is arranged
The position corresponding with the outlet air surface of the fan on the housing.
Head-mounted display of the present invention, wherein, the pcb board is along the Vertical Square relative to human eye sight horizontal direction
To setting, the fan is arranged parallel to the pcb board, and the fan is arranged at the pcb board away from the one of human eye direction
Side.
Head-mounted display of the present invention, wherein, the fan is connected by a mounting seat with the enclosure interior, institute
State the catch being provided with mounting seat for guiding the outlet air surface air-out airflow direction of the fan.
Head-mounted display of the present invention, wherein, the mounting seat includes the bottom surface for fixing the fan and use
In the facade for supporting the fan air intake surface；The circle being adapted with the air intake surface size of the fan is provided with the facade
Opening；The air-out guiding port for being easy to fan airstream to discharge is provided with the bottom surface；The catch is arranged at the air-out guiding
At mouthful.
Head-mounted display of the present invention, wherein, first group of air inlet includes being symmetricly set in the medial surface
Two couples opening of upper binocular position both sides.
Head-mounted display of the present invention, wherein, second group of air inlet includes being symmetricly set in the lateral surface
Two couples opening of upper binocular position both sides.
Head-mounted display of the present invention, wherein, the air intake surface of the fan is directed away from the side peace of the pcb board
Dress, between the fan and the pcb board gap is left.
Head-mounted display of the present invention, wherein, first group of air inlet, second group of air inlet and it is described go out
The ratio of the size in air port is：3:2:1.
The beneficial effects of the present invention is：By arranging cooling system in head-mounted display housing, when the electricity on pcb board
When road works, fan is driven to work together so that enclosure interior air forms airflow circulating with hull outside air, by outside housing
Portion's cold air is drawn into housing the inside from air inlet, then discharges from air outlet, heat in housing is taken away, so as to reduce head
Wear the purpose of display operating temperature.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below in conjunction with accompanying drawing and reality
The invention will be further described to apply example, and drawings in the following description are only the section Example of the present invention, for this area
For those of ordinary skill, on the premise of not paying creative work, can be with according to these accompanying drawings acquisition other accompanying drawings：
Fig. 1 is the head-mounted display overall structure diagram with cooling system of present pre-ferred embodiments；
Fig. 2 is the head-mounted display partial internal structure schematic diagram with cooling system of present pre-ferred embodiments；
Fig. 3 is the head-mounted display lateral partial structurtes sectional view with cooling system of present pre-ferred embodiments；
Fig. 4 is that the fan and its mounting seat of the head-mounted display with cooling system of present pre-ferred embodiments are integrally tied
Structure schematic diagram；
Fig. 5 is the fan of the head-mounted display with cooling system of present pre-ferred embodiments and its mounting seat assembling knot
Structure schematic diagram.
Specific embodiment
In order that the purpose of the embodiment of the present invention, technical scheme and advantage are clearer, below in conjunction with present invention enforcement
Technical scheme in example carries out clear, complete description, it is clear that described embodiment is the section Example of the present invention, and
It is not all of embodiment.Based on embodiments of the invention, those of ordinary skill in the art are not before creative work is paid
The every other embodiment for being obtained is put, protection scope of the present invention is belonged to.
The head-mounted display structure with cooling system of present pre-ferred embodiments as shown in Figure 1, Figure 2 and Figure 3, including
Pcb board 30 and display module are provided with housing 10, housing 10, wherein display module includes display screen 50 and optical module；Shell
Body 10 include near wearer's eyes and with wearer's eyes formed relative closure space medial surface 11 and with the phase of medial surface 11
To lateral surface 12；Cooling system is additionally provided with housing 10；Cooling system at least include being arranged at air inlet on housing 10,
Air outlet and the fan 40 being arranged in housing 10.The present embodiment by arranging cooling system in the head-mounted display housing 10,
When the circuit on pcb board 30 works, fan is driven to work together so that the inner air of housing 10 and the extraneous air shape of housing 10
Into airflow circulating, the cool exterior air of housing 10 is drawn into into the inside of housing 10 from air inlet, is then discharged from air outlet 23, taken away
Heat in housing 10, so as to reduce the purpose of head-mounted display operating temperature.
In a further embodiment, as depicted in figs. 1 and 2, the air inlet of above-mentioned head-mounted display is including in being arranged at
First group of air inlet 21 on side 11, and/or including second group of air inlet 22 being arranged on lateral surface 12.That is, air inlet
Can include any one in above-mentioned first group of air inlet 21 and second group of air inlet 22, or preferably the two is wrapped simultaneously
Contain.
When only comprising first group of air inlet 21 being arranged on medial surface 11, to head-mounted display wearer's eye temperature
Adjust obvious, but due to medial surface 11, general area is less for lateral surface, therefore larger opening can not be set
Mouthful, therefore temperature adjustment efficiency can be affected.
When only comprising second group of air inlet 22 being arranged on lateral surface 12, to head-mounted display wearer's eye temperature
Adjust it is relative can be weaker, but because the area of lateral surface 12 is larger, therefore it is as air inlet therefore right to open up larger opening
Head-mounted display internal temperature is adjusted can be obvious.
Preferably, as depicted in figs. 1 and 2, while arranging above-mentioned first group of air inlet 21 and second group of air inlet 22, can be same
When meet head-mounted display bulk temperature and adjust efficiency and eye temperature adjustment efficiency.
Specifically, as depicted in figs. 1 and 2, above-mentioned first group of air inlet 21 includes being symmetricly set in binocular on medial surface 11
Two couples opening of the both sides of position 60.Wherein, two pairs of openings can be circular open, or strip opening, position and shape
Shape can rationally be arranged according to the profile of head-mounted display.
Specifically, as depicted in figs. 1 and 2, above-mentioned second group of air inlet 22 includes being symmetricly set in binocular position on lateral surface
The two couples opening for putting both sides.Equally, two couples opening can be circular open, or strip opening；Preferably one
Or multiple strip openings；The location and shape of opening can require to carry out according to the profile of head-mounted display and dust-proof setting etc.
Rationally arrange.
Preferably, in above-described embodiment, as depicted in figs. 1 and 2, first group of air inlet, 21, second group of air inlet 22 and go out
The ratio of the size in air port 23 is：3:2:1.That is, the area of air inlet is more than the area of air outlet, in order in heat dissipation wind channel
Upper formation pressure differential, improves radiating efficiency.
In a further embodiment, as shown in Figures 2 and 3, the fan 40 of above-mentioned head-mounted display sets near pcb board
Put, air outlet 23 arranges position corresponding with the outlet air surface of fan 40 on the housing 10.Preferably, above-mentioned air outlet 23 is arranged
On the lateral surface 12 of housing 10, and on lateral surface 12 when head-mounted display is worn side directed downwardly.Air outlet 23
Shape and particular location can be determined according to the appearance design of head-mounted display, for example with multiple circular pore structures.
Preferably, as shown in figure 3, above-mentioned pcb board 30 is arranged along the vertical direction relative to human eye sight horizontal direction, wind
Fan 40 is arranged parallel to pcb board, and fan is arranged at side of the pcb board away from human eye direction.
Further, as shown in Figure 4 and Figure 5, said fans 40 are connected by a mounting seat 41 with the inside of housing 10, are installed
The catch 414 for guiding the outlet air surface air-out airflow direction of fan 40 is provided with seat 41.
Specifically, above-mentioned mounting seat 41 is included for the bottom surface 411 of fan attachment 40 and for supporting the air intake surface of fan 40
Facade 412；The circular open 4121 being adapted with the air intake surface size of fan 40 is provided with facade 412；Set on bottom surface 411
It is equipped with the air-out guiding port 415 for being easy to the air-flow of fan 40 to discharge；Catch 414 is arranged at air-out guiding port 415.That is, mounting seat
41 have the function of installing that fan attachment 40 and air-out air-flow are oriented to simultaneously, it is ensured that the Efficient air flow in head-mounted display housing 10
Circulation.
Preferably, as shown in figure 5, being provided with foam-rubber cushion 413 in mounting seat 41, bring for reducing when fan 40 works
Noise, reach quiet purpose, so as not to affect head-mounted display experience.
Preferably, the air intake surface of said fans 40 is directed away from the side of pcb board 30 and installs, fan 40 and pcb board 30 it
Between leave gap, depending on gap length can be according to the inner space size of head-mounted display housing 10, for example, can reserve 1-3mm's
Gap；Simultaneously fan 40 also leaves gap with the interior surface of housing 10, real to ensure that the inner air of housing 10 can enter fan 40
Existing airflow circulating.
It should be appreciated that for those of ordinary skills, can according to the above description be improved or be converted,
And all these modifications and variations should all belong to the protection domain of claims of the present invention.
Claims (10)
1. a kind of head-mounted display with cooling system, including housing, is provided with pcb board and display module in the housing；
The housing include near wearer's eyes and with wearer's eyes formed relative closure space medial surface and with the inner side
The relative lateral surface in face；Cooling system is additionally provided with the housing；Characterized in that, the cooling system at least includes arranging
Air inlet, air outlet on the housing and the fan being arranged in the housing；Electricity on the fan and the pcb board
Road electrically connects.
2. head-mounted display according to claim 1, it is characterised in that the air inlet includes being arranged at the medial surface
On first group of air inlet, and/or including second group of air inlet being arranged on the lateral surface.
3. head-mounted display according to claim 1, it is characterised in that the fan is arranged near the pcb board, described
Air outlet arranges position corresponding with the outlet air surface of the fan on the housing.
4. head-mounted display according to claim 3, it is characterised in that the pcb board is along relative to human eye sight level
The vertical direction in direction is arranged, and the fan is arranged parallel to the pcb board, and the fan be arranged at the pcb board away from
The side in human eye direction.
5. head-mounted display according to claim 3, it is characterised in that the fan is by a mounting seat and the housing
Inside connection, is provided with the catch for guiding the outlet air surface air-out airflow direction of the fan in the mounting seat.
6. head-mounted display according to claim 5, it is characterised in that the mounting seat is included for fixing the fan
Bottom surface and the facade for supporting the fan air intake surface；The air intake surface size phase with the fan is provided with the facade
The circular open of adaptation；The air-out guiding port for being easy to fan airstream to discharge is provided with the bottom surface；The catch is arranged at institute
State at air-out guiding port.
7. head-mounted display according to claim 2, it is characterised in that first group of air inlet includes being symmetricly set in
Two couples opening of binocular position both sides on the medial surface.
8. head-mounted display according to claim 2, it is characterised in that second group of air inlet includes being symmetricly set in
Two couples opening of binocular position both sides on the lateral surface.
9. head-mounted display according to claim 4, it is characterised in that the air intake surface of the fan is directed away from described
The side of pcb board is installed, and between the fan and the pcb board gap is left.
10. head-mounted display according to claim 2, it is characterised in that first group of air inlet, described second group enter
The ratio of the size of air port and the air outlet is：3:2:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610913809.2A CN106646871B (en) | 2016-10-20 | 2016-10-20 | Head-mounted display with heat radiation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610913809.2A CN106646871B (en) | 2016-10-20 | 2016-10-20 | Head-mounted display with heat radiation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106646871A true CN106646871A (en) | 2017-05-10 |
| CN106646871B CN106646871B (en) | 2024-03-12 |
Family
ID=58856170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610913809.2A Active CN106646871B (en) | 2016-10-20 | 2016-10-20 | Head-mounted display with heat radiation system |
Country Status (1)
| Country | Link |
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| CN (1) | CN106646871B (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107678160A (en) * | 2017-10-16 | 2018-02-09 | 深圳市中科智诚科技有限公司 | A kind of heat radiating type VR glasses based on Internet of Things |
| CN107703635A (en) * | 2017-11-17 | 2018-02-16 | 重庆创通联达智能技术有限公司 | A kind of VR glasses and its radiator structure |
| EP3410174A1 (en) * | 2017-05-31 | 2018-12-05 | Oculus VR, LLC | Metal frame of head mount device having impact absorbing walls |
| WO2019000556A1 (en) * | 2017-06-30 | 2019-01-03 | 深圳市大疆创新科技有限公司 | Head-mounted display apparatus |
| CN109445100A (en) * | 2018-11-30 | 2019-03-08 | 潍坊歌尔电子有限公司 | Head-mounted display |
| US10466740B2 (en) | 2017-05-31 | 2019-11-05 | Facebook Technologies, Llc | Metal frame of head mount device having impact absorbing walls |
| US10492346B2 (en) | 2017-09-07 | 2019-11-26 | Apple Inc. | Thermal regulation for head-mounted display |
| WO2020087268A1 (en) * | 2018-10-30 | 2020-05-07 | 深圳市大疆创新科技有限公司 | Head-mounted electronic device |
| CN111830710A (en) * | 2019-04-19 | 2020-10-27 | 苹果公司 | Head-mounted device |
| CN111857328A (en) * | 2019-04-30 | 2020-10-30 | 苹果公司 | Head-mounted device |
| CN112099238A (en) * | 2020-10-30 | 2020-12-18 | 歌尔光学科技有限公司 | Head-mounted display equipment and front end air cooling heat dissipation structure thereof |
| CN112444994A (en) * | 2019-08-29 | 2021-03-05 | 精工爱普生株式会社 | Wearable display device |
| CN113031273A (en) * | 2021-03-16 | 2021-06-25 | 歌尔股份有限公司 | Head-mounted display device and heat dissipation mechanism thereof |
| CN114200677A (en) * | 2021-12-16 | 2022-03-18 | 南京爱奇艺智能科技有限公司 | A circulation heat abstractor for wear-type VR equipment |
| CN114371558A (en) * | 2022-01-27 | 2022-04-19 | 京东方科技集团股份有限公司 | Heat abstractor and wear display device |
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| EP3410174A1 (en) * | 2017-05-31 | 2018-12-05 | Oculus VR, LLC | Metal frame of head mount device having impact absorbing walls |
| CN110692007B (en) * | 2017-05-31 | 2021-12-07 | 脸谱科技有限责任公司 | Metal frame of head-mounted device with impact absorbing wall |
| US10466740B2 (en) | 2017-05-31 | 2019-11-05 | Facebook Technologies, Llc | Metal frame of head mount device having impact absorbing walls |
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| CN110050219A (en) * | 2017-06-30 | 2019-07-23 | 深圳市大疆创新科技有限公司 | Head-mounted display apparatus |
| US10492346B2 (en) | 2017-09-07 | 2019-11-26 | Apple Inc. | Thermal regulation for head-mounted display |
| CN110800389A (en) * | 2017-09-07 | 2020-02-14 | 苹果公司 | Thermal conditioning of head mounted displays |
| CN107678160A (en) * | 2017-10-16 | 2018-02-09 | 深圳市中科智诚科技有限公司 | A kind of heat radiating type VR glasses based on Internet of Things |
| CN107703635A (en) * | 2017-11-17 | 2018-02-16 | 重庆创通联达智能技术有限公司 | A kind of VR glasses and its radiator structure |
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| CN111857328A (en) * | 2019-04-30 | 2020-10-30 | 苹果公司 | Head-mounted device |
| CN112444994A (en) * | 2019-08-29 | 2021-03-05 | 精工爱普生株式会社 | Wearable display device |
| CN112444994B (en) * | 2019-08-29 | 2022-11-29 | 精工爱普生株式会社 | Wearable display device |
| CN112099238A (en) * | 2020-10-30 | 2020-12-18 | 歌尔光学科技有限公司 | Head-mounted display equipment and front end air cooling heat dissipation structure thereof |
| CN113031273A (en) * | 2021-03-16 | 2021-06-25 | 歌尔股份有限公司 | Head-mounted display device and heat dissipation mechanism thereof |
| CN114200677A (en) * | 2021-12-16 | 2022-03-18 | 南京爱奇艺智能科技有限公司 | A circulation heat abstractor for wear-type VR equipment |
| CN114371558A (en) * | 2022-01-27 | 2022-04-19 | 京东方科技集团股份有限公司 | Heat abstractor and wear display device |
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| CN106646871B (en) | 2024-03-12 |
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