WO2022217892A1 - 头戴式设备 - Google Patents

头戴式设备 Download PDF

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Publication number
WO2022217892A1
WO2022217892A1 PCT/CN2021/127398 CN2021127398W WO2022217892A1 WO 2022217892 A1 WO2022217892 A1 WO 2022217892A1 CN 2021127398 W CN2021127398 W CN 2021127398W WO 2022217892 A1 WO2022217892 A1 WO 2022217892A1
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WO
WIPO (PCT)
Prior art keywords
smoke
hole
battery
smoke exhaust
head
Prior art date
Application number
PCT/CN2021/127398
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English (en)
French (fr)
Inventor
刘善超
孟萍萍
刘焕洲
李小飞
姜滨
迟小羽
Original Assignee
歌尔股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
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Application filed by 歌尔股份有限公司 filed Critical 歌尔股份有限公司
Publication of WO2022217892A1 publication Critical patent/WO2022217892A1/zh

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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01Head-up displays
    • G02B27/017Head mounted
    • G02B27/0176Head mounted characterised by mechanical features
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Definitions

  • the present invention relates to the field of head-mounted devices, in particular to a head-mounted device.
  • the head-mounted device integrates optical structure, acoustic structure, and electronic structure, and has a built-in battery.
  • the battery may burn and smoke, and other parts of the head-mounted device are affected by the battery burning. The impact can cause damage and, in severe cases, an explosion.
  • the main purpose of the present invention is to provide a head-mounted device, so as to discharge the smoke to the external environment in time when the battery is burned, so as to improve the safety performance of the head-mounted device.
  • the head-mounted device proposed by the present invention includes:
  • the casing is provided with a smoke exhaust port communicating with the outside world, and a smoke exhaust channel communicating with the smoke exhaust port;
  • a battery compartment is arranged in the casing, the battery compartment is provided with a battery slot and a smoke outlet communicated with the battery slot, the battery slot is used for battery installation, and the smoke outlet can be communicated with the battery compartment. the exhaust passage;
  • the fan is arranged in the smoke exhaust channel, and when the battery is burned, the fan can guide the smoke to be discharged to the outside through the smoke exhaust channel.
  • the housing is further provided with a bracket, the smoke exhaust port and the smoke outlet are respectively arranged on both sides of the bracket, and the periphery of the bracket is matched with the inner wall of the housing to The side of the bracket close to the smoke exhaust port forms the smoke exhaust channel;
  • the bracket is provided with a smoke passage hole corresponding to the smoke outlet hole, and the smoke outlet hole is communicated with the smoke exhaust passage through the smoke passage hole.
  • the smoke exhaust channel is further provided with a main control board
  • the bracket is further provided with an air passage opposite to the fan, and the fan can take in the air through the air passage and exhaust the smoke through the air passage.
  • the air outlet is used to dissipate heat from the main control board; the air passage hole is the smoke passage hole.
  • the smoke-passing holes and the air-passing holes are arranged separately.
  • a spacer covering the smoke-passing hole or the smoke-exiting hole is further provided in the casing.
  • the spacer is disposed to cover the smoke hole, the spacer is bonded to the bracket, and when the battery is burned, the spacer can be self-detached from the bracket, so that the outlet can be removed.
  • the smoke hole is communicated with the smoke exhaust channel.
  • the material of the spacer is a memory metal material
  • one end of the spacer is fixed on the support, and the other end of the spacer can move away from the support when the battery is burned. , so that the smoke outlet is communicated with the smoke exhaust passage.
  • a sealing ring is provided between the smoke outlet hole and the smoke passage hole, the periphery of one side of the sealing ring surrounds the smoke outlet hole, and the periphery of the other side surrounds the smoke passage hole.
  • the spacer is an air one-way valve provided to cover the smoke outlet, the periphery of one end of the air one-way valve surrounds the smoke outlet, and the other end is penetrated through the smoke outlet, to The smoke outlet is unidirectionally connected from the smoke exhaust channel.
  • two fans are arranged side by side in the casing.
  • the casing includes a front casing and a middle casing
  • the head-mounted device has a wearing position formed on a side of the middle casing away from the front casing
  • the smoke exhaust port is provided in the middle casing. the connection between the shell and the front shell, so that the smoke is discharged from the smoke exhaust port in a direction away from the wearing position.
  • a first convex hull is protruded outwardly from a side of the battery compartment close to the smoke exhaust channel, and the smoke outlet hole is disposed on the first convex hull.
  • the battery compartment is further provided with a second convex hull connected to the first convex hull.
  • the smoke when the battery is burned, the smoke can be discharged to the smoke exhaust channel through the smoke outlet on the battery compartment through the guidance of the fan, and the smoke exhaust channel is communicated with the external environment through the smoke outlet. Therefore, the smoke can finally be exhausted.
  • the heat generated by the combustion of the battery can also be discharged, so as to prevent the temperature in the battery compartment from being too high and affecting other components. Remove the headset to avoid impact on the user's personal safety.
  • FIG. 1 is a schematic structural diagram of a head-mounted device of the present invention
  • FIG. 2 is an exploded view of the head-mounted device of the present invention
  • FIG. 3 is a cross-sectional view of an embodiment of the head-mounted device of the present invention.
  • Fig. 4 is the enlarged view of A place in Fig. 3;
  • FIG. 5 is a schematic structural diagram of an embodiment of a battery compartment of a head-mounted device of the present invention.
  • FIG. 6 is another cross-sectional view of the head-mounted device of the present invention.
  • FIG. 7 is an enlarged schematic view of B in FIG. 6 in another embodiment
  • FIG. 8 is a schematic structural diagram of another embodiment of the battery compartment of the head-mounted device of the present invention.
  • FIG. 9 is an enlarged schematic view of B in FIG. 6 when the spacer is in a closed state in yet another embodiment
  • FIG. 10 is an enlarged schematic view of B in FIG. 6 when the spacer is in an open state in yet another embodiment
  • FIG. 11 is an enlarged schematic view of B in still another embodiment in FIG. 6;
  • FIG. 12 is a schematic structural diagram of yet another embodiment of the battery compartment of the head-mounted device of the present invention.
  • Bracket 610 cover 410 smoke hole 620 warehouse 420 air hole 601 first convex hull 700 spacer 602 second convex hull 710 fixed end 603 smoke hole 720 deformation end 910 first seal ring 800 Air check valve 920 second seal ring 810 seal skirt 930 third seal ring 10 Battery
  • the present invention provides a head-mounted device.
  • the head-mounted device includes:
  • the casing 100, the casing 100 is provided with a smoke exhaust port 101 communicating with the outside world, and a smoke exhaust channel 102 communicating with the smoke exhaust port 101;
  • the battery compartment 600 is arranged in the casing 100 .
  • the battery compartment 600 is provided with a battery slot (not shown) and a smoke outlet 603 communicating with the battery slot.
  • the battery slot is used for supplying the battery 10 installation, the smoke outlet 603 can be communicated with the smoke exhaust channel 102; and
  • the fan 500 is arranged in the smoke exhaust channel 102 , and when the battery 10 is burned, the fan 500 can guide the smoke to be discharged to the outside through the smoke exhaust channel 102 .
  • the smoke when the battery 10 is burned, the smoke can be discharged to the smoke exhaust channel 102 through the smoke outlet 603 on the battery compartment 600 through the guidance of the fan 500 , and the smoke exhaust channel 102 communicates with the external environment through the smoke outlet 101 . Therefore, the smoke can be finally discharged to the external environment, and the heat generated by the combustion of the battery 10 can also be discharged, so as to prevent the temperature in the battery compartment 600 from being too high and affecting other components.
  • the user can take off the head-mounted device before the battery 10 burns more violently, so as to avoid affecting the personal safety of the user.
  • the head-mounted device is VR (Virtual Reality, virtual reality) glasses
  • the head-mounted device may also be AR (Augmented Reality, augmented reality) Glasses, MR (Mediated Reality, mixed reality) glasses, etc.
  • the housing 100 is further provided with a bracket 400 , and the smoke exhaust port 101 and the smoke outlet hole 603 are respectively provided on the side of the bracket 400 .
  • the periphery of the bracket 400 is matched with the inner wall of the housing 100 to form the smoke exhaust channel 102 on the side of the bracket 400 close to the smoke exhaust port 101 ;
  • the bracket 400 is provided with Corresponding to the smoke passage hole 410 provided in the smoke outlet hole 603 , the smoke outlet hole 603 communicates with the smoke exhaust passage 102 through the smoke passage hole 410 .
  • the smoke discharged from the smoke outlet 603 will enter the smoke exhaust passage 102 through the smoke passage hole 410 provided on the bracket 400, so that the smoke can be discharged through the smoke outlet 101.
  • the battery compartment 600 may also be matched with the inner peripheral wall of the casing 100 to form the fume exhaust channel 102 .
  • annular retaining rib 103 is protruded from the inner periphery of the housing 100 , and the peripheral edge of the bracket 400 is matched with the annular retaining rib 103 to form the The smoke exhaust channel 102 is described. Furthermore, in this embodiment, a first sealing ring 910 is further provided at the connection between the bracket 400 and the annular retaining rib 103 to seal the fitting gap between the bracket 400 and the inner wall of the housing 100 .
  • the inner peripheral wall of the casing 100 may also be recessed with a limit ring groove, the bracket 400 is clamped in the limit ring groove, and the bracket 400 and the limit ring groove are arranged between
  • the matching gap between the two parts can also be sealed by the first sealing ring 910; in addition, the bracket 400 and the inner peripheral wall of the housing 100 can also be connected by gluing, which can also achieve the purpose of sealing, and is not limited to the use of the first sealing ring 910.
  • a thermosetting adhesive is used to seal the fitting gap between the bracket 400 and the inner peripheral wall of the casing 100, even when the internal temperature of the casing 100 rises, it can ensure that the bracket 400 and the inner peripheral wall can be sealed. tight connection.
  • the smoke exhaust channel 102 is further provided with a main control board 200
  • the bracket 400 is further provided with an air passage opposite to the fan 500 .
  • the fan 500 can take in the air through the air hole 420 and discharge the air through the smoke exhaust port 101 to dissipate the heat from the main control board 200; the air hole 420 is used for the smoke hole 410.
  • the fan 500 can also be kept in a running state to dissipate heat from the main control board 200 . It can be understood that there are gaps at the joints of different components of the casing.
  • the outside air can enter the casing through the gap, and then enter the smoke exhaust channel 102 through the air hole 420, and is connected to the main control board 200. Convective heat transfer is carried out between the two sides, and then, the hot air is discharged to the outside environment through the smoke exhaust port 101 to carry the heat generated by the operation of the main control board 200 out of the casing 100 together, so as to avoid this part of the heat from accumulating inside the casing 100, and The operation efficiency of the main control board 200 is affected.
  • the smoke exhaust channel 102 is further provided with a heat pipe 300 connected between the main control board 200 and the bracket 400 .
  • the heat pipe 300 is used for transferring heat between the main control board 200 and the bracket 400 . It can be understood that the air entering the housing 100 can indirectly take away the heat generated by the main control board 200 through convection heat exchange with the bracket 400, and because the heat dissipation area of the bracket 400 is much larger than that of the main control board 200, the bracket The heat dissipation efficiency of the 400 is also much higher than that of the main control board 200 . Therefore, the technical solution of the present embodiment can more efficiently dissipate the heat from the main control board 200 .
  • the smoke discharged from the smoke outlet 603 will enter the smoke exhaust passage 102 through the smoke hole 410 under the guidance of the fan 500, and then be discharged to the external environment through the smoke outlet 101.
  • the fan 500 is installed on the bracket 400 , wherein the fan 500 can be installed on the bracket 400 by means of gluing, snapping, or the like.
  • the fan 500 can be installed at the air passage hole 420 to play the role of gathering wind power, thereby promoting the heat dissipation process and the smoke exhaust process.
  • the battery compartment 600 is provided with a first convex hull 601 protruding outward from the side close to the smoke exhaust channel 102 , and the smoke outlet hole 603 is provided in the The first convex hull 601 .
  • the smoke outlet 603 is arranged on the first convex hull 601. Since the first convex hull 601 is set higher than the warehouse wall of the battery compartment 600, the compartment wall of the battery compartment 600 can be opposite to the battery compartment 600.
  • the swollen battery 10 plays a blocking role to prevent the smoke outlet 603 from being blocked by it, which affects the discharge of smoke.
  • the first convex hull 601 in this embodiment should be arranged opposite to the smoke passage hole 410 .
  • the battery compartment 600 is further provided with a second convex hull 602 connected to the first convex hull 601 , and the second convex hull 602 is used to hold the battery 10
  • the high-temperature air and smoke generated in other areas are led to the smoke outlet 603 to improve the efficiency of the smoke being discharged from the smoke outlet 603 .
  • the second convex hull 602 can also prevent the battery 10 from expanding toward the end face of the first convex hull 601 , so as to prevent the smoke outlet 603 from being blocked.
  • the first convex hull 601 is set in a rectangular shape, a plurality of second convex hulls 602 are provided around the periphery of the first convex hull 601, and the end surface of the second convex hull 602 is an inclined surface structure, which is more conducive to the emission of smoke. guiding role.
  • the smoke passage holes 410 and the air passage holes 420 are provided separately, and the outside air enters the smoke exhaust passage 102 through the air passage holes 420 , and the smoke Entering the smoke exhaust channel 102 through the smoke passage hole 410, the heat dissipation process and the smoke exhaust process can be performed independently. Therefore, when the battery 10 is working normally, the smoke outlet hole 603 can be connected to the smoke exhaust channel 102. It is closed to prevent the hot air in the smoke exhaust channel 102 from generating turbulent flow at the smoke passing hole 410, which affects the heat dissipation efficiency of the head-mounted device.
  • two fans 500 are arranged side by side in the casing 100 , and two air passage holes 420 are correspondingly arranged.
  • the smoke passage holes 410 are arranged between the two air passage holes 420 .
  • the smoke outlet 603 can also be arranged in the middle area of the wall of the battery compartment 600 , which is beneficial to discharge the smoke from the areas on both sides of the battery slot from the smoke outlet 603 .
  • the smoke-passing hole 410 is covered with a spacer 700 so as not to be affected by hot air when the battery 10 is working normally; the spacer 700 is adhered to the In the bracket 400 , when the battery 10 is burned, the separator 700 can be separated from the bracket 400 , so that the smoke outlet 603 is communicated with the smoke exhaust channel 102 . It can be understood that when the battery 10 is burned, the temperature of the smoke discharged from the smoke outlet 603 is very high.
  • the viscosity of the adhesive between the separator 700 and the bracket 400 will decrease, thereby affecting the The bonding relationship between the spacer 700 and the bracket 400; on the other hand, the temperature difference on both sides of the bracket 400 will cause the air pressure on both sides to be different.
  • the adhesive relationship between them causes the spacer 700 to separate from the bracket 400 , so that the smoke can enter the smoke exhaust passage 102 through the smoke passage 410 , and finally be discharged to the outside through the smoke outlet 101 .
  • the material of the separator 700 is PET (Polyethylene terephthalate, polyethylene terephthalate) material
  • PET Polyethylene terephthalate, polyethylene terephthalate
  • the thermal deformation temperature is only about 85°C, so, The deformation of the spacer 700 made of PET can further damage the direct connection relationship between the spacer 700 and the bracket 400 , so as to ensure that the isolation effect produced by the spacer 700 can fail when the battery 10 is burned.
  • a sealing ring is provided between the smoke outlet hole 603 and the smoke passage hole 410 , and the periphery of one side of the sealing ring surrounds the smoke outlet hole 603 , and the periphery of the other side surrounds the smoke-passing hole 410 .
  • the sealing ring is the second sealing ring 920, which is used to form a smoke passage between the smoke outlet hole 603 and the smoke passage hole 410, so that the smoke can enter the smoke outlet passage 102 through the smoke passage hole 410 in a concentrated manner, and prevent the smoke from entering the smoke outlet passage 102.
  • the other spaces in the casing 100 are filled with air, so that the smoke can basically be discharged to the outside world through the smoke exhaust port 101 .
  • the bracket 400 and the battery compartment 600 may be connected by bonding. It should be noted that the bonding glue should surround the smoke outlet 603 and the smoke passage 410. In order to prevent the smoke from spreading to other spaces in the housing 100 and at the same time ensure that the smoke can enter the smoke exhaust channel 102 through the smoke outlet hole 603 and the smoke passage hole 410 in sequence.
  • the first convex hull 601 is set in a rectangular shape
  • the second convex hull 602 is set in a ring shape, and is disposed around the side of the battery compartment 600 , so as to improve the visibility of the battery compartment.
  • the side edge of the second sealing ring 920 surrounds the edge of the first convex hull 601 and is attached to the outer wall of the battery compartment 600, and the other side surrounds the smoke hole 410 to seal Fitting gap between the bracket 400 and the battery compartment 600 .
  • the smoke passage hole 410 and the air passage hole 420 are provided separately, and the smoke passage hole 410 is covered with a spacer 700 .
  • the material is a memory metal material.
  • One end of the spacer 700 is fixed on the bracket 400. When the battery 10 is burned, the other end of the spacer 700 can move away from the bracket 400, so that the The smoke outlet 603 is communicated with the smoke exhaust passage 102 .
  • the spacer 700 has an open state and a closed state. When the battery 10 is working normally, the spacer 700 is in a closed state, which can be used to close the smoke passage 410 to prevent the air in the exhaust passage 102 from being trapped at the smoke passage 410 .
  • Turbulent flow is generated, which affects the heat dissipation process of the main control board 200 by the fan 500 ; when the battery 10 is burned, it can be switched to the open state, so that the smoke can enter the smoke exhaust channel 102 through the smoke hole 410 .
  • the memory metal has a memory shape at its memory temperature, and when it is heated to a temperature above its memory temperature, it can return to the memory shape.
  • the spacer 700 can be shaped into the shape of the closed state at temperatures below the memory temperature of the spacer 700 and shaped into the shape of the open state at temperatures above the memory temperature of the spacer 700 .
  • the spacer 700 includes a fixed end 710 and a deformable end 720.
  • both ends of the spacer 700 are connected to the bracket 400, and in the open state, the spacer 700
  • the fixed end 710 is connected to the bracket 400, and the deformed end 720 is separated from the bracket 400.
  • the deformation end 720 can be together with the fixed end 710 It is attached to the bracket 400 to close the smoke hole 410 ; above the memory temperature, as shown in 10 , the deformed end 720 can move away from the bracket 400 to open the smoke hole 410 .
  • the fixed end 710 and the deformable end 720 can be disposed on two sides of the bracket 400 to improve the connection stability between the spacer 700 and the bracket 400 .
  • the memory temperature of the separator 700 should be lower than the combustion temperature of the battery 10 to ensure that the separator 700 can be opened when the battery 10 is burned.
  • the memory temperature of the spacer 700 is set to 100 degrees Celsius, which can ensure that when the battery 10 is burned, the smoke hole 410 can be opened to allow smoke to pass through.
  • the first convex hull 601 , the second convex hull 602 , and the second sealing ring 920 can all be configured with reference to another embodiment of the present invention.
  • the smoke outlet 603 is covered with an air one-way valve 800 , and the periphery of one end of the air check valve 800 surrounds the smoke outlet 603 , and the other end Perforated through the smoke passage hole 410 , the smoke outlet hole 603 is unidirectionally connected from the smoke exhaust passage 102 .
  • the air one-way valve 800 remains closed because there is no airflow in the battery compartment 600; when the battery 10 is burned, the high-temperature smoke can cause the air one-way valve 800 to open, so that the smoke can It enters the fume exhaust channel 102, and finally can be exhausted to the external environment.
  • a sealing skirt 810 is provided at one end of the air one-way valve 800 close to the smoke outlet 603 , the periphery of the sealing skirt 810 is arranged around the smoke outlet 603 , and the sealing skirt 810 is sandwiched between the bracket 400 and the battery compartment 600 . so that the sealing skirt 810 can adhere to the battery compartment 600 , so as to avoid a fitting gap between the air one-way valve 800 and the battery compartment 600 , so that the smoke diffuses into other spaces in the casing 100 .
  • the first convex hull 601 is set in a circular shape
  • the sealing skirt 810 of the air one-way valve 800 is correspondingly set in a circular shape
  • the inner part of the sealing skirt 810 is set in a circular shape.
  • the periphery is arranged around the outer periphery of the first convex hull 601, so that the air one-way valve 800 can completely cover the smoke outlet 603, so as to prevent the smoke from spreading to other spaces in the housing 100
  • the second convex hull 602 is arranged in an annular shape , and is arranged around the side of the battery compartment 600 to improve the guiding effect of the smoke on the side of the battery compartment.
  • two fans 500 are arranged side by side in the casing 100 to improve the heat dissipation efficiency and smoke exhaust efficiency of the head-mounted device , so that the working performance and safety performance of the head-mounted device can be improved.
  • the number of other corresponding structures should also be adjusted accordingly, such as the air passage holes 420 or the first convex hull 601 and the like.
  • the casing 100 includes a front casing 110 and a middle casing 120
  • the head-mounted device has a front casing 120 formed on the middle casing 120 away from the front casing.
  • the wearing position 104 on one side of the 110 , the smoke exhaust port 101 is provided at the connection between the middle case 120 and the front case 110 , so that the smoke flows from the smoke exhaust port 101 to the position away from the wearing position 104 . direction discharge.
  • the hot air or smoke discharged from the smoke exhaust port 101 can be diffused away from the user's face to avoid discomfort or damage to the user's face, thereby further improving the safety performance of the head-mounted device.
  • a plurality of the smoke outlet holes 603 are arranged on the first convex hull 601 at intervals. It can be understood that, in consideration of safety regulations, the opening on the battery compartment 600 should not be too large, and in order to increase the rate of smoke being discharged from the smoke outlet 603, in this embodiment, a plurality of holes are arranged on the first convex hull 601. A smoke outlet 603 is provided, so that the smoke can be discharged from the battery compartment 600 more quickly.
  • all the structures that need to be arranged around the smoke outlet 603 should surround the outer periphery of the first convex hull 601 corresponding to this embodiment, so as to ensure that each smoke outlet 603 is Can play a role in the discharge of smoke.
  • the battery compartment 600 includes a compartment body 620 and a cover body 610 , the compartment body 620 is an open structure, and the cover body 610 covers the The compartment body 620 is described so that the cover body 610 and the compartment body 620 can be detachably connected. In this way, when the battery 10 fails, the cover body 610 can be removed to replace the battery 10 without replacing the entire battery compartment 600.
  • a third sealing ring 930 is provided at the connection between the cover body 610 and the box body 620 to seal
  • the matching gap between the cover body 610 and the bin body 620 prevents the smoke from spreading to other spaces of the housing 100 , especially when the smoke spreads in the direction close to the wearing position 104 , it will cause damage to the human face.
  • the opening direction of the box body 620 faces the bracket 400 , the first convex hull 601 and the second convex hull 602 are both disposed on the cover body 610 ; or, the box body 620 The opening direction of the upper part is away from the bracket 400 .
  • the material of the first sealing ring 910 , the material of the second sealing ring 920 and the material of the third sealing ring 930 are all foam materials.
  • Foam has a series of characteristics such as elasticity, light weight, fast pressure-sensitive fixation, ultra-thin volume, and reliable performance, and can play a good role in sealing the seams of different structures in the head-mounted device.
  • the foam material used for the first sealing ring 910 , the second sealing ring 920 and the third sealing ring 930 should have flame retardancy, so as to prevent them from burning under the influence of the combustion of the battery 10 and destroying the smoke exhaust channel 102 to ensure that the smoke exhaust channel 102 can discharge the smoke from the smoke exhaust port 101 to the outside.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

本发明公开一种头戴式设备,该头戴式设备包括:壳体,所述壳体设置有连通于外界的排烟口、及与所述排烟口连通的排烟通道;电池仓,设于所述壳体内,所述电池仓设有电池槽、及与所述电池槽连通的出烟孔,所述电池槽用以供电池安装,所述出烟孔可连通于所述排烟通道;以及风扇,设于所述排烟通道,在所述电池燃烧时,所述风扇可引导烟雾通过所述排烟通道排至外界。本发明技术方案可在电池燃烧时及时将烟雾排至外界环境,从而提升该头戴式设备的安全性能

Description

头戴式设备
本申请要求于2021年04月16日提交中国专利局、申请号为202110410098.8、发明名称为“头戴式设备”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。
技术领域
本发明涉及头戴式设备领域,特别涉及一种头戴式设备。
背景技术
现今,头戴式设备的应用越来越广泛,其功能也越来越丰富,极大地丰富了人们的娱乐生活。头戴式设备集光学结构、声学结构、电子结构等于一体,内置有电池,然而,用户在使用头戴式设备时,电池有可能燃烧起烟,该头戴式设备的其他部件受到电池燃烧的影响会发生损毁,严重时甚至可能发生爆炸。
发明内容
本发明的主要目的是提出一种头戴式设备,以在电池燃烧时及时将烟雾排至外界环境,从而提升该头戴式设备的安全性能。
为实现上述目的,本发明提出的头戴式设备,包括:
壳体,所述壳体设置有连通于外界的排烟口、及与所述排烟口连通的排烟通道;
电池仓,设于所述壳体内,所述电池仓设有电池槽、及与所述电池槽连通的出烟孔,所述电池槽用以供电池安装,所述出烟孔可连通于所述排烟通道;以及
风扇,设于所述排烟通道,在所述电池燃烧时,所述风扇可引导烟雾通过所述排烟通道排至外界。
可选地,所述壳体内还设有支架,所述排烟口与所述出烟孔分设于所述支架的两侧,所述支架的周缘与所述壳体的内壁相配合,以在所述支架靠近 所述排烟口的一侧形成所述排烟通道;
所述支架设有对应所述出烟孔设置的过烟孔,所述出烟孔通过所述过烟孔连通于所述排烟通道。
可选地,所述排烟通道中还设有主控板,所述支架还设有与所述风扇相对的过风孔,所述风扇可通过所述过风孔进风,并通过所述排烟口出风,以对所述主控板进行散热;所述过风孔为所述过烟孔。
可选地,所述过烟孔与所述过风孔分立设置。
可选地,当所述过烟孔与所述过风孔分立设置时,所述壳体内还设有覆盖所述过烟孔或所述出烟孔的隔离件。
可选地,所述隔离件覆盖所述过烟孔设置,所述隔离件粘接于所述支架,在所述电池燃烧时,所述隔离件能自脱离所述支架,以使所述出烟孔连通于所述排烟通道。
可选地,所述隔离件的材质为记忆金属材质,所述隔离件一端固设于所述支架,在所述电池燃烧时,所述隔离件的另一端能朝远离所述支架的方向移动,以使所述出烟孔连通于所述排烟通道。
可选地,所述出烟孔与所述过烟孔之间设有密封环,所述密封环一侧的周缘环绕所述出烟孔,另一侧的周缘环绕所述过烟孔。
可选地,所述隔离件为覆盖所述出烟孔设置的空气单向阀,所述空气单向阀一端的周缘环绕所述出烟孔,另一端穿设于所述过烟孔,以使所述出烟孔自所述排烟通道单向导通。
可选地,所述壳体内并排地设有两所述风扇。
可选地,所述壳体包括前壳和中壳,所述头戴式设备具有形成于所述中壳远离所述前壳的一侧的佩戴位,所述排烟口设于所述中壳与所述前壳的连接处,以使烟雾自所述排烟口朝远离所述佩戴位的方向排出。
可选地,所述电池仓在靠近所述排烟通道的的一侧向外凸设有第一凸包,所述出烟孔设于所述第一凸包。
可选地,所述电池仓上还设有连通于所述第一凸包的第二凸包。
本发明中,在电池燃烧时,经风扇的引导,烟雾可通过电池仓上的出烟孔排至排烟通道,而排烟通道又通过排烟口与外界环境连通,因此,烟雾最 终可排至外界环境,电池燃烧产生的热量也能随之排出,避免电池仓内的温度过高,影响其他部件,同时,也可给用户预留一定时间,以确保用户能在电池燃烧得更剧烈之前取下该头戴式设备,避免对用户的人身安全造成影响。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图示出的结构获得其他的附图。
图1为本发明头戴式设备的结构示意图;
图2为本发明头戴式设备的爆炸图;
图3为本发明头戴式设备一实施例的剖视图;
图4为图3中A处的放大图;
图5为本发明头戴式设备的电池仓一实施例的结构示意图;
图6为本发明头戴式设备另一剖视图;
图7为图6中的B处在另一实施例中的放大示意图;
图8为本发明头戴式设备的电池仓另一实施例的结构示意图;
图9为图6中的B处在又一实施例中隔离件处于封闭状态时的放大示意图;
图10为图6中的B处在又一实施例中隔离件处于打开状态时的放大示意图;
图11为图6中B处在再一实施例中的放大示意图;
图12为本发明头戴式设备的电池仓再一实施例的结构示意图。
附图标号说明:
标号 名称 标号 名称
100 壳体 101 排烟口
110 前壳 102 排烟通道
120 中壳 103 环形挡筋
300 热管 104 佩戴位
500 风扇 200 主控板
600 电池仓 400 支架
610 盖体 410 过烟孔
620 仓体 420 过风孔
601 第一凸包 700 隔离件
602 第二凸包 710 固定端
603 出烟孔 720 形变端
910 第一密封环 800 空气单向阀
920 第二密封环 810 密封裙边
930 第三密封环 10 电池
本发明目的的实现、功能特点及优点将结合实施例,参照附图做进一步说明。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明的一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
需要说明,若本发明实施例中有涉及方向性指示(诸如上、下、左、右、前、后……),则该方向性指示仅用于解释在某一特定姿态(如附图所示)下各部件之间的相对位置关系、运动情况等,如果该特定姿态发生改变时,则该方向性指示也相应地随之改变。
另外,若本发明实施例中有涉及“第一”、“第二”等的描述,则该“第一”、“第二”等的描述仅用于描述目的,而不能理解为指示或暗示其相对重要性或者隐含指明所指示的技术特征的数量。由此,限定有“第一”、“第二”的特征可以明示或者隐含地包括至少一个该特征。另外,若全文中出现的“和/或”的含义为,包括三个并列的方案,以“A和/或B”为例,包括A方案,或B方案,或A和B同时满足的方案。另外,各个实施例之间的技术方案可以相互结合,但是必须是以本领域普通技术人员能够实现为基础,当技术方案的结合出现相互矛盾或无法实现时应当认为这种技术方案的结合不存 在,也不在本发明要求的保护范围之内。
本发明提出一种头戴式设备。
在本发明一实施例中,如图1至图3所示,该头戴式设备,包括:
壳体100,所述壳体100设置有连通于外界的排烟口101、及与所述排烟口101连通的排烟通道102;
电池仓600,设于所述壳体100内,所述电池仓600设有电池槽(未图示)、及与所述电池槽连通的出烟孔603,所述电池槽用以供电池10安装,所述出烟孔603可连通于所述排烟通道102;以及
风扇500,设于所述排烟通道102,在所述电池10燃烧时,所述风扇500可引导烟雾通过所述排烟通道102排至外界。
可以理解,电池燃烧时,会伴随着烟雾的产生,而现有技术中,壳体中并无专门的排烟通道以供烟雾排出,烟雾将弥漫于电池仓内部,电池燃烧产生的热量将于电池仓内积聚,导致电池仓内部的温度急剧上升,反而会促进电池的燃烧,甚至会对该头戴式设备的其他部件产生影响,严重时可能会导致爆炸的发生。
本发明中,在电池10燃烧时,经风扇500的引导,烟雾可通过电池仓600上的出烟孔603排至排烟通道102,而排烟通道102又通过排烟口101与外界环境连通,因此,烟雾最终可排至外界环境,电池10燃烧产生的热量也能随之排出,避免电池仓600内的温度过高,影响其他部件,同时,也可给用户预留一定时间,以确保用户能在电池10燃烧得更剧烈之前取下该头戴式设备,避免对用户的人身安全造成影响。
不失一般性,本实施例中,该头戴式设备为VR(Virtual Reality,虚拟现实)眼镜,当然,在其他实施例中,该头戴式设备也可以是AR(Augmented Reality,增强现实)眼镜、MR(Mediated Reality,混合现实)眼镜等。
进一步地,在本实施例中,如图2和图3所示,所述壳体100内还设有支架400,所述排烟口101与所述出烟孔603分设于所述支架400的两侧,所述支架400的周缘与所述壳体100的内壁相配合,以在所述支架400靠近所述排烟口101的一侧形成所述排烟通道102;所述支架400设有对应所述出烟孔603设置的过烟孔410,所述出烟孔603通过所述过烟孔410连通于所述排烟通道102。在电池10燃烧时,自出烟孔603排出的烟雾将通过设于 支架400上的过烟孔410进入排烟通道102,以使烟雾能够通过排烟口101排出。当然,在其他实施例中,也可以是所述电池仓600与所述壳体100内周壁配合,以形成排烟通道102。
进一步地,在本实施例中,如图2和图4所示,所述壳体100内周凸设有环形挡筋103,所述支架400的周缘与所述环形挡筋103相配合,以形成所述排烟通道102。更进一步地,在本实施例中,所述支架400与所述环形挡筋103的连接处还设有第一密封环910,以密封所述支架400与所述壳体100内壁的配合间隙。如此,支架400与壳体100不存在配合间隙,进入排烟通道102的烟雾只能通过排烟口101排出外界环境,而不至于通过所述支架400与所述壳体100内壁之间的缝隙在壳体100内扩散。当然,在其他实施例中,也可以是,所述壳体100内周壁凹设有限位环槽,所述支架400卡设于所述限位环槽中,支架400与限位环槽之间的配合间隙也可通过第一密封环910进行密封;另外,支架400与壳体100内周壁之间也可用胶粘的方式连接,同样可达到密封的目的,而不仅限于采用第一密封环910进行密封,特别地,当采用热固性粘接剂对支架400与壳体100内周壁之间的配合间隙进行密封时,即使在壳体100内部温度上升时,也可保证支架400与可以内周壁之间紧密连接。
进一步地,在本实施例中,如图2和图3所示,所述排烟通道102中还设有主控板200,所述支架400还设有与所述风扇500相对的过风孔420,所述风扇500可通过所述过风孔420进风,并通过所述排烟口101出风,以对所述主控板200进行散热;所述过风孔420为所述过烟孔410。本实施例中,在电池10正常工作时,也可使风扇500维持在运行状态,以对主控板200进行散热。可以理解,所述壳体的不同构件的配合处具有缝隙,在风扇500的驱动下,外界的空气可经由缝隙进入壳体内,而后通过风孔420进入排烟通道102,与主控板200之间进行对流传热,而后,热空气通过排烟口101排至外界环境,以将主控板200运行产生的热量一并携带出壳体100,避免这部分热量在壳体100内部积聚,而对主控板200的运行效率产生影响。
不失一般性,本实施例中,如图2和图3所示,所述排烟通道102中还设有连接于所述主控板200与所述支架400之间的热管300,所述热管300用于传递所述主控板200与所述支架400之间的热量。可以理解,进入壳体 100的空气可通过与支架400的对流换热,而间接地带走主控板200产生的热量,又因所述支架400的散热面积远大于所述主控板200,支架400的散热效率也远高于主控板200,因此,本实施例的技术方案可更高效地对主控板200进行散热。
另外,本实施例中,在电池10燃烧时,自出烟孔603排出的烟雾将在风扇500的引导下,经过烟孔410进入排烟通道102,而后经排烟口101排至外界环境。可选地,风扇500安装于支架400上,其中,风扇500可通过胶粘、卡合等方式安装于支架400。特别地,可将风扇500安装于过风孔420处,以起到聚集风力的作用,从而促进散热过程及排烟过程的进行。
进一步地,在本实施例中,如图5所示,所述电池仓600在靠近所述排烟通道102的一侧向外凸设有第一凸包601,所述出烟孔603设于所述第一凸包601。可以理解,电池10燃烧时,其体积将发生膨胀,出烟孔603设于第一凸包601,因第一凸包601高于电池仓600的仓壁设置,电池仓600的仓壁可对膨胀的电池10起到阻挡作用,以避免出烟孔603被其堵塞,影响烟雾的排出。需要说明的是,因出烟孔603需与过烟孔410相对设置,所以,本实施例中的第一凸包601应相对于过烟孔410设置。
进一步地,在本实施例中,如图5所示,所述电池仓600上还设有连通于所述第一凸包601的第二凸包602,第二凸包602用于将电池10其他区域产生的高温空气及烟尘导至出烟孔603,以提升烟雾排出出烟孔603的效率。特别地,当第二凸包602的高度低于第一凸包601设置时,第二凸包602还可阻挡电池10向第一凸包601的端面膨胀,以避免出烟孔603堵塞。本实施例中,第一凸包601设置为矩形,第二凸包602环绕第一凸包601的周缘设有多个,且第二凸包602的端面为斜面结构,更有利于对烟雾起引导作用。
在本发明的另一实施例中,如图6所示,所述过烟孔410与所述过风孔420分立设置,外界空气通过所述过风孔420进入所述排烟通道102,烟雾通过所述过烟孔410进入所述排烟通道102,散热过程和排烟过程可独立地进行,因此,在电池10正常工作时,可使出烟孔603至所述排烟通道102的通道关闭,以避免排烟通道102内的热风在过烟孔410处产生紊流,影响该头戴式设备的散热效率。可选地,壳体100内并排地设有两风扇500,过风孔 420也对应地设置有两个,不失一般性,本实施例中,过烟孔410设于两过风孔420之间,对应地,出烟孔603也可设置于电池仓600壁体的中间区域,有利于使电池槽两侧区域的烟雾自出烟孔603排出。
进一步地,在本实施例中,如图7所示,所述过烟孔410覆盖有隔离件700,以在电池10正常工作时不会受到热风的影响;所述隔离件700粘接于所述支架400,在所述电池10燃烧时,所述隔离件700能自脱离所述支架400,以使所述出烟孔603连通于所述排烟通道102。可以理解,当电池10燃烧时,自出烟孔603排出的烟雾的温度很高,一方面,在高温的作用下,隔离件700与支架400之间的粘接胶的粘性将下降,从而影响隔离件700与支架400之间的粘接关系;另一方面,支架400两侧的温度不同将导致两侧的气压也不同,在压差的作用下,可进一步影响隔离件700与支架400之间的粘接关系,致使隔离件700自脱离支架400,以使烟雾能通过过烟孔410进入排烟通道102,而最终经过排烟口101排至外界。特别地,当所述隔离件700的材质为PET(Polyethylene terephthalate,聚对苯二甲酸乙二醇酯)材质时,由于PET的耐热性能不高,热变形温度仅为85℃左右,所以,PET材质的隔离件700自身的形变可进一步破坏其与支架400直接的连接关系,以确保其产生的隔离作用能在电池10燃烧时失效。
进一步地,在本实施例中,如图7所示,所述出烟孔603与所述过烟孔410之间设有密封环,所述密封环一侧的周缘环绕所述出烟孔603,另一侧的周缘环绕所述过烟孔410。该密封环为第二密封环920,用于在出烟孔603和过烟孔410之间形成过烟通道,以使烟雾能够集中地通过过烟孔410进入排烟通道102,而避免烟雾向壳体100内的其他空间弥漫,进而使烟雾基本上都能经由排烟口101排出外界。当然,在其他实施例中,也可以是,所述支架400与所述电池仓600采用粘接的方式进行连接,需要注意的是,粘接胶应环绕于出烟孔603及过烟孔410的周缘,以在避免烟雾向壳体100内的其他空间弥漫的同时,保证烟雾能依次经过出烟孔603、过烟孔410进入排烟通道102。
不失一般性,如图8所示,本实施例中,第一凸包601设置为矩形,第二凸包602设置为环状,且环绕电池仓600的边侧设置,以提升对电池槽边侧的烟雾的引导作用;而第二密封环920一侧的周缘环绕第一凸包601的边 缘,且贴合于电池仓600的外壁,另一侧的周缘环绕过烟孔410,以密封支架400与电池仓600之间的配合间隙。
在本发明的又一实施例中,如图9所示,所述过烟孔410与所述过风孔420分立设置,所述过烟孔410覆盖有隔离件700,所述隔离件700的材质为记忆金属材质,所述隔离件700一端固设于所述支架400,在所述电池10燃烧时,所述隔离件700的另一端能朝远离所述支架400的方向移动,以使所述出烟孔603连通于所述排烟通道102。本实施例中,隔离件700具有打开状态及封闭状态,在电池10正常工作时,隔离件700为封闭状态,可用于封闭过烟孔410,避免排烟通道102的空气在过烟孔410处产生紊流,影响风扇500对主控板200的散热过程;在电池10燃烧时,其能切换至打开状态,使烟雾能经过烟孔410进入排烟通道102。可以理解,记忆金属在其记忆温度下具有记忆形状,在当其被加热至其记忆温度以上的温度,即可恢复至记忆形状。因此,可在该隔离件700的记忆温度以下的温度,将其形状塑造成封闭状态下的形状,并在该隔离件700的记忆温度以上的温度,将其塑造成打开状态下的形状。
不失一般性,本实施例中,该隔离件700包括固定端710和形变端720,在封闭状态下,该隔离件700的两端均连接于支架400,在打开状态下,该隔离件700的固定端710连接于支架400,形变端720脱离支架400,如此,只需将固定端710固设于支架400,在记忆温度以下,如图9所示,形变端720能和固定端710一起贴合于支架400上,以封闭过烟孔410;在记忆温度以上,如10所示,形变端720能朝远离支架400的方向移动,以打开过烟孔410。特别地,可使固定端710与形变端720分设于支架400的两侧,以提升该隔离件700与支架400之间的连接稳定性。需要说明的是,该隔离件700的记忆温度应低于电池10的燃烧温度,以确保该隔离件700能在电池10燃烧时打开。本实施例中,该隔离件700的记忆温度设置为100摄氏度,可确保在电池10燃烧时,过烟孔410能够被打开,而使烟雾通过。另外,本实施例中,第一凸包601、第二凸包602、第二密封环920均可参照于本发明的另一实施例设置。
在本发明的再一实施例中,如图11所示,所述出烟孔603覆盖有空气单向阀800,所述空气单向阀800一端的周缘环绕所述出烟孔603,另一端穿设于所述过烟孔410,以使所述出烟孔603自所述排烟通道102单向导通。可以理解,在电池10正常工作时,因电池仓600内无气流排出,空气单向阀800保持闭合状态;在电池10燃烧时,高温的烟雾能促使空气单向阀800打开,以使烟雾能够进入排烟通道102,而最终能排至外界环境。另外,该空气单向阀800靠近出烟孔603的一端设有密封裙边810,密封裙边810的周缘环绕出烟孔603设置,且密封裙边810夹设于支架400与电池仓600之间,以使密封裙边810能贴合于电池仓600,避免空气单向阀800与电池仓600之间产生配合间隙,而使烟雾向壳体100内的其他空间弥散。
不失一般性,本实施例中,如图12所示,第一凸包601设置为圆形,空气单向阀800的密封裙边810相应地设置为圆环状,密封裙边810的内周缘环绕第一凸包601的外周缘设置,以使空气单向阀800能够全覆盖出烟孔603,避免烟雾向壳体100内的其他空间弥漫;另外,第二凸包602设置为环状,且环绕电池仓600的边侧设置,以提升对电池槽边侧的烟雾的引导作用。
进一步地,在上述任一实施例中,如图2和图3所示,所述壳体100内并排地设有两所述风扇500,以提升该头戴式设备的散热效率及排烟效率,从而使该头戴式设备的工作性能及安全性能均能有所提升。另外,因壳体100内设置有两风扇500,其他对应的结构的数目也应相应调整,如过风孔420或第一凸包601等。
进一步地,在上述任一实施例中,如图2所示,所述壳体100包括前壳110和中壳120,所述头戴式设备具有形成于所述中壳120远离所述前壳110的一侧的佩戴位104,所述排烟口101设于所述中壳120与所述前壳110的连接处,以使烟雾自所述排烟口101朝远离所述佩戴位104的方向排出。如此,排烟口101排出的热风或烟雾均能朝远离用户面部的方向扩散,避免其对用户面部造成不适或造成伤害,从而进一步提升该头戴式设备的安全性能。
进一步地,在上述任一实施例中,多个所述出烟孔603间隔地排布于所述第一凸包601。可以理解,出于安规的考虑,电池仓600上开孔不应过大,而为提升烟雾自出烟孔603排出的速率,本实施例中,通过在第一凸包601 上设置多个出烟孔603,以使烟雾能够更快地排出电池仓600。需要说明的是,上述实施例中,所有需环绕出烟孔603设置的结构,对应于本实施例,其均应环绕于第一凸包601的外周缘,以确保每一出烟孔603均能起到排出烟雾的作用。
进一步地,在上述任一实施例中,如图2所示,所述电池仓600包括仓体620和盖体610,所述仓体620为敞口结构,所述盖体610盖设于所述仓体620,以使盖体610与仓体620可拆卸连接,如此,在电池10故障时,可拆下盖体610,以对电池10进行更换,而不必将整个电池仓600进行更换,提升了该头戴式设备的维修便利性的同时,还节约了维修成本;更进一步地,所述盖体610与所述仓体620之间的连接处设有第三密封环930,以密封所述盖体610与所述仓体620之间的配合间隙,从而避免烟雾向壳体100的其他空间扩散,尤其当烟雾朝靠近佩戴位104的方向扩散时,将会对人体面部造成伤害。
可选地,所述仓体620的敞口方向朝向所述支架400,所述第一凸包601及所述第二凸包602均设于所述盖体610;或者,所述仓体620的敞口方向背离所述支架400,所述第一凸包601及所述第二凸包602均设于所述仓体620。
可选地,第一密封环910的材质、第二密封环920的材质及第三密封环930的材质均为泡棉材质。泡棉具有有弹性、重量轻、快速压敏固定、体积超薄、性能可靠等一系列特点,能在该头戴式设备中的不同结构的接缝处起到良好的密封作用。需要说明的是,用作第一密封环910、第二密封环920、第三密封环930的泡棉材料应具备阻燃性,避免其受到电池10燃烧的影响发生燃烧,而破坏排烟通道102的结构,以确保排烟通道102能使烟雾自排烟口101排至外界。
以上所述仅为本发明的可选实施例,并非因此限制本发明的专利范围,凡是在本发明的发明构思下,利用本发明说明书及附图内容所作的等效结构变换,或直接/间接运用在其他相关的技术领域均包括在本发明的专利保护范围内。

Claims (10)

  1. 一种头戴式设备,其特征在于,包括:
    壳体,所述壳体设置有连通于外界的排烟口、及与所述排烟口连通的排烟通道;
    电池仓,设于所述壳体内,所述电池仓设有电池槽、及与所述电池槽连通的出烟孔,所述电池槽用以供电池安装,所述出烟孔可连通于所述排烟通道;以及
    风扇,设于所述排烟通道,在所述电池燃烧时,所述风扇可引导烟雾通过所述排烟通道排至外界。
  2. 如权利要求1所述的头戴式设备,其特征在于,所述壳体内还设有支架,所述排烟口与所述出烟孔分设于所述支架的两侧,所述支架的周缘与所述壳体的内壁相配合,以在所述支架靠近所述排烟口的一侧形成所述排烟通道;
    所述支架设有对应所述出烟孔设置的过烟孔,所述出烟孔通过所述过烟孔连通于所述排烟通道。
  3. 如权利要求2所述的头戴式设备,其特征在于,所述排烟通道中还设有主控板,所述支架还设有与所述风扇相对的过风孔,所述风扇可通过所述过风孔进风,并通过所述排烟口出风,以对所述主控板进行散热;
    所述过风孔为所述过烟孔;
    或,所述过烟孔与所述过风孔分立设置。
  4. 如权利要求3所述的头戴式设备,其特征在于,当所述过烟孔与所述过风孔分立设置时,所述壳体内还设有覆盖所述过烟孔或所述出烟孔的隔离件。
  5. 如权利要求4所述的头戴式设备,其特征在于,所述隔离件覆盖所述过烟孔设置,所述隔离件粘接于所述支架,在所述电池燃烧时,所述隔离件 能自脱离所述支架,以使所述出烟孔连通于所述排烟通道;
    或,所述隔离件的材质为记忆金属材质,所述隔离件一端固设于所述支架,在所述电池燃烧时,所述隔离件的另一端能朝远离所述支架的方向移动,以使所述出烟孔连通于所述排烟通道。
  6. 如权利要求2所述的头戴式上设备,其特征在于,所述出烟孔与所述过烟孔之间设有密封环,所述密封环一侧的周缘环绕所述出烟孔,另一侧的周缘环绕所述过烟孔。
  7. 如权利要求4所述的头戴式设备,其特征在于,所述隔离件为覆盖所述出烟孔设置的空气单向阀,所述空气单向阀一端的周缘环绕所述出烟孔,另一端穿设于所述过烟孔,以使所述出烟孔自所述排烟通道单向导通。
  8. 如权利要求1所述的头戴式设备,其特征在于,所述壳体包括前壳和中壳,所述头戴式设备具有形成于所述中壳远离所述前壳的一侧的佩戴位,所述排烟口设于所述中壳与所述前壳的连接处,以使烟雾自所述排烟口朝远离所述佩戴位的方向排出。
  9. 如权利要求1至8任一项所述的头戴式设备,其特征在于,所述电池仓在靠近所述排烟通道的的一侧向外凸设有第一凸包,所述出烟孔设于所述第一凸包。
  10. 如权利要求9所述的头戴式设备,其特征在于,所述电池仓上还设有连通于所述第一凸包的第二凸包。
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