WO2021109902A1 - Dispositif monté sur la tête - Google Patents

Dispositif monté sur la tête Download PDF

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Publication number
WO2021109902A1
WO2021109902A1 PCT/CN2020/131230 CN2020131230W WO2021109902A1 WO 2021109902 A1 WO2021109902 A1 WO 2021109902A1 CN 2020131230 W CN2020131230 W CN 2020131230W WO 2021109902 A1 WO2021109902 A1 WO 2021109902A1
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WO
WIPO (PCT)
Prior art keywords
housing
channel
power supply
head
shell
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.)
Ceased
Application number
PCT/CN2020/131230
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English (en)
Chinese (zh)
Inventor
冉可
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
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
Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of WO2021109902A1 publication Critical patent/WO2021109902A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • 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
    • 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
    • G02B2027/0178—Eyeglass type

Definitions

  • the elasticity adjusting mechanism housing has a first channel continuously arranged
  • An elasticity adjustment mechanism housed in the first channel, and cooperates with the two headbands to adjust the overlapping length of the two headbands;
  • the elasticity adjusting mechanism housing has a first channel continuously arranged
  • Two headbands are connected in the first channel, and the other end is connected to the main body housing, the two headbands are configured to overlap each other in the first channel, and each of the two headbands A length adjustment hole is opened at one end that overlaps each other;
  • the power supply casing extends from the middle part of the elasticity adjustment mechanism casing to one side, and is used for accommodating the power supply;
  • FIG. 3 is an exploded perspective view of the head-mounted device in FIG. 1 from another perspective;
  • Figure 6 is a perspective exploded view of the first headband in Figure 5;
  • Figure 11 is a perspective exploded view of the second headband in Figure 10;
  • Figure 12 is similar to Figure 11 and is a perspective exploded view of the second headband from another angle;
  • Figure 14 is a three-dimensional exploded view of the second housing assembly
  • Figure 18 is similar to Figure 14 and is a perspective view of the bottom rear shell in Figure 14 from another angle;
  • Fig. 19 is a three-dimensional enlarged view of the power supply bracket in Fig. 17;
  • Figure 20 is a perspective view of the connector in Figure 14;
  • Figure 21 is a three-dimensional exploded view of the elasticity adjustment mechanism
  • Figure 23 is a perspective exploded view of the pawl assembly in Figure 21;
  • Figure 24 is similar to Figure 23, and is a perspective exploded view of the pawl assembly in Figure 21 from another angle;
  • Figure 25 is a partial assembly view of Figure 24;
  • Figure 26 is a perspective view of the two pawls in Figure 25;
  • Figure 27 is a perspective view of the assembly of some elements of the pawl assembly and the first housing in Figure 21;
  • Figure 28 is a partial structural assembly diagram of the strap assembly and the elasticity adjustment mechanism
  • Figure 29 is a perspective exploded view of the knob assembly in Figure 21;
  • Fig. 32 is a perspective view of the first force receiving member of the force receiving component in Fig. 1 from another angle;
  • FIG. 33 is an exploded view of the second force receiving member of the force receiving component in FIG. 1 and the middle bottom front shell of the second housing assembly;
  • Fig. 34 is an exploded perspective view of the second force receiving member in Fig. 33.
  • the head-mounted device 100 may be configured to transmit data to and receive data from an external processing device through a signal connection, and the signal connection may be a wired connection, a wireless connection, or a combination thereof.
  • the head-mounted device 100 can be used as a stand-alone device, that is, data processing is performed on the head-mounted device 100 itself.
  • the signal connection can be configured to carry any kind of data, such as image data (eg, still images and/or full motion video, including 2D and 3D images), audio, multimedia, voice, and/or any other type of data.
  • the external processing device may be, for example, a game console, a personal computer, a tablet computer, a smart phone, or other types of processing devices.
  • the signal connection can be, for example, a Universal Serial Bus (USB) connection, Wi-Fi connection, Bluetooth or Bluetooth Low Energy (BLE) connection, Ethernet connection, cable connection, DSL connection, cellular connection (e.g., 3G, LTE/4G or 5G) etc. or a combination thereof.
  • the external processing device may communicate with one or more other external processing devices via a network.
  • the network may be or include, for example, a local area network (LAN), a wide area network (WAN), an intranet, a metropolitan area network (MAN), the global Internet or the like. combination.
  • the first body 2111 has a uniform width and a shape corresponding to the first body portion 2101, but the length is shorter than that of the first body portion 2101. Two side edges of the first body 2111 in the width direction respectively extend a first side wall 2116 toward the first main body portion 2101, and second connecting members 2117 are provided on the inner surfaces of the two first side walls 2116 opposite to each other.
  • the second connecting member 2117 cooperates with the first connecting member 2107 to fix the first headband cover 211 and the first headband main body 210.
  • the first body 2111 may be provided with a second fixing part 2114 at one end connected to the first assembly part 2112.
  • FIG. 8 is a partial enlarged view of the circle A in FIG. 2, which shows a schematic diagram of the connection between the first electrical connection portion 2132 and the circuit components when the strap assembly 20 extends into the first housing assembly 10;
  • the first electrical connection portion 2132 includes a wiring portion 2132a connected to the motherboard 80 and a wiring portion 2132b connected to the microphone assembly 92;
  • the wiring portion 2132a and the second electrical connection portion 2138 are both plug-in ports and are connected by plug-in connections.
  • the main board 80 is plug-connected to the connection portion 2132 a
  • the second electrical connection portion 2138 is plug-in-connected to the battery 35.
  • the first headband cover 211 is buckled on the first headband main body 210, and the corresponding part of the first headband main body 210 forms a containing cavity, and the first main body part 2101 is in the first groove 2105.
  • the position is buckled with the first headband cover 211 to form an accommodating cavity; the accommodating cavity can accommodate the protective sheet 214, the power source FPC 213, the first heat sink 215 and the filler 216; the second groove 2106 and the accommodating cavity The cavity is connected.
  • the second headband body 220 may include a second body part 2201 and a second mounting part 2202.
  • the second main body 2201 has a length adjusting hole 2203, a second serration 2204, a first groove 2205, and a second groove 2206.
  • the first connecting member 2207 is provided on both sides of the first groove 2205, and the first groove 2205 is adjacent to the first groove 2205.
  • a first fixing part 2208 is provided at the second mounting part 2202.
  • Two first connecting holes 2200 are provided on the second mounting portion 2202, and a recess 2202a is formed between the two first connecting holes 2200.
  • FIG. 12 discloses a three-dimensional exploded view of the second headband 22 of the embodiment of the present application from another perspective; wherein the second headband cover 221 and the first headband cover 211 are roughly the same in structure, and will not be detailed here. Elaboration, only the main components are listed, and the specific cooperation relationship and function refer to the introduction of the first headband cover 211.
  • the second headband cover 221 may include a second body 2211 and a second assembly part 2212.
  • the second body 2211 has a second fixing portion 2214, a second side wall 2216 and a second connecting member 2217.
  • the second assembling part 2212 is provided with two second connecting holes 2210.
  • the second soft strip 222 is made of flexible material and can be bent arbitrarily, and is generally elongated. Its material can be the same as that of the second headband main body 220, and it can be adhered to the second headband main body 220 by means of gluing. In the second groove 2206, the outer surface of the second flexible strip 222 is flush with the outer surface of the second headband main body 220, that is, the surface close to the user's head.
  • the two flexible strips 222 are embedded and covered on the outermost first-level groove of the second groove 2206, which can be bonded by glue; then the second heat sink neck 2254 is placed in the recess 2202a; at this time, the second filler 226 is placed On the second headband cover 221, and then buckle the second headband cover 221 on the second headband body 220 so that the first connecting member 2207 and the second connecting member 2217 are connected, and the second mounting portion 2202 is connected to the second
  • the buckling of the assembling part 2212 also forms a connecting part to connect with the corresponding end of the first housing assembly 10; thus, the second headband 22 is assembled.
  • the second housing assembly 30 may include a bottom front shell 31, a bottom rear shell 32, and a connecting bottom.
  • the second housing assembly 30 can accommodate the strap assembly 20 and the elasticity adjustment mechanism 40.
  • the bottom front shell 31 may be made of a hard material, and it may include a first channel shell 311 and a first power shell 312 extending downwardly from the first channel shell 311.
  • the first power supply housing body 3120 has a rectangular shape, and the first power supply housing body 3120 is provided with a compensation structure on the surface facing the bottom rear housing 32.
  • the compensation structure includes four bosses 3122 with gradual thicknesses and four protrusions.
  • the platforms 3122 are distributed at positions close to the four corners of the first power supply housing body 3120, and the surfaces of the four bosses 3122 facing the bottom rear housing 32 are located on the same plane, and are used to carry the battery 35 (as shown in FIG. 9).
  • the lower protruding edge 3121 is provided with a second locking member 3123 facing the bottom rear shell 32.
  • the second locking member 3123 may be a plurality of protrusions, and a groove may be provided on the protrusions.
  • the first power supply housing body 3120 is provided with a connecting member 3126 on the side facing the first housing assembly 10.
  • the connecting member 3126 is two protruding pillars, between the two protruding pillars A through hole 3127 is provided.
  • the bottom rear shell 32 of the second shell assembly 30 is the bottom rear shell 32 of the second shell assembly 30
  • the bottom rear shell 32 may be made of a hard material, and it may include a second channel shell 321 corresponding to the above-mentioned first channel shell 311 and a second power shell 322 corresponding to the above-mentioned first power shell 312.
  • a battery 35 is installed inside the power supply case 322.
  • the second power supply housing 322 and the battery 35 installed therein can constitute a power supply assembly.
  • the second channel shell 321 includes a main body 3210 that is bent in a strip shape, and a first convex edge 3211 and a second convex edge 3212 that are bent from two long sides of the main body 3210 toward the bottom front shell 31, wherein the first convex edge 3211 is located above the main body 3210, and the second protruding edge 3212 is located below the main body 3210.
  • the opposite ends of the main body 3210 are respectively provided with a third buckle 3213, the structure of the third buckle 3213 is exactly the same as the third buckle 3113 of the first channel shell 311, which includes a protrusion 3214 and a protrusion 3215, I won't repeat them here.
  • the third fasteners 3113 and 3213 of the first channel shell 311 and the second channel shell 321 are both engaged with the corresponding structure of the connecting member 33 to fix the two ends of the first channel shell 311 and the second channel shell 321 in together.
  • the first and second protruding edges 3211 and 3212 are provided with a first locking member 3216 opposite to the outer sides.
  • the first locking member 3216 may be a number of evenly arranged grooves to be connected to the first locking member of the first channel shell 311 3116, that is, a number of protrusions cooperate with each other, thereby snapping together the first channel shell 311 and the second channel shell 321 to form a channel for the lace assembly 20 to pass through.
  • a hook 3217 is provided on the first protruding edge 3211 at a position corresponding to the groove 3118 on the first protruding edge 3111 of the bottom front shell 31 and facing the bottom front shell 31 for engaging with relevant components of the elasticity adjustment mechanism 40, Among them, the corresponding groove 3118 on the bottom front shell 31 plays a role of avoiding when the hook 3217 is buckled with the relevant elements of the elasticity adjustment mechanism 40.
  • the second power supply housing 322 includes a second power supply housing body 3220 that is recessed outward from the middle of the body 3210 of the second channel housing 321 and extends downwards, and is bent and extended from the edge of the second power supply housing body 3220 to the bottom front housing 31
  • the side wall 3221 of the second power supply housing 322 is a partition 3222 and a power support 324 located under the partition 3222 and installed in the second power supply housing 322.
  • the length of the second power supply housing body 3220 is the same as the length of the first power supply housing body 3120, and the width of the second power supply housing body 3220 is approximately the sum of the width of the first power supply housing body 3120 and the width of the body 3210 of the second channel housing 321 .
  • a second locking member 3223 is provided on the side wall 3221 below the second power supply housing 322 at a position close to the edge.
  • the second locking member 3223 is a plurality of protrusions arranged at intervals. The positions of these protrusions are different from those of the first.
  • the second buckle 3123 (for example, a number of protrusions) of the power supply housing 312 corresponds to each other, so that the second buckle 3123 of the first power supply housing 312 and the second buckle 3223 of the second power supply housing 322 engage with each other.
  • one of the sidewalls 3221 of the second power housing 322 adjacent to the second channel housing 321 defines a heat dissipation hole 3221a.
  • two parallel positioning plates 3221 b are provided adjacent to the left and right side walls 3221.
  • the partition plate 3222 divides the second power supply housing 322 into two chambers.
  • the upper chamber is used to accommodate the elasticity adjustment mechanism 40, and at the same time for the strap assembly 20, that is, the first headband 21 and the second headband 22 to pass through. Over.
  • the lower chamber is used to house the battery 35.
  • the two bending portions 3227 are located far from the center of the supporting portion 3228, and the top of the supporting portion 3228 is higher than the supporting portion 3228, so that a space is formed at the bottom of the bending portion 3227 to accommodate the limit of the first buckle structure 3124 of the bottom front shell 31
  • the position plate 3124a, and the limit plate 3124a is in contact with the bottom of the bent portion 3227.
  • the bearing portion 3228 located between the two bending portions 3227 is provided with a first buckle 3229 close to the bending portion 3227.
  • the first buckle structure 3229 is two protrusions, and the positions of the two protrusions correspond to the first buckle 3229.
  • the positions of the two buckling plates 3124b of the first buckle structure 3124 of a power supply housing 312 are such that they are buckled with each other, so that the first power supply housing 312 and the partition plate 3222 are buckled together.
  • Two openings 3228 a are provided behind the corresponding position of the supporting portion 3228 and the first buckle structure 3229 to engage with the corresponding structure on the power supply bracket 324.
  • a supporting rib 3228b is provided at the center of the supporting portion 3228, which is installed between the supporting portion 3228 and the second power supply housing main body 3220, and is arranged perpendicular to the supporting portion 3228 and the second power supply housing main body 3220, respectively, so as to increase the supporting portion 3228
  • the power supply bracket 324 is installed in the accommodating cavity under the second power supply housing 322. It has a bracket body 3240 mounted on the second power supply housing body 3210 and two opposite sides from the bracket body 3240. A first mounting plate 3242 and a second mounting plate 3244 are extended from each other.
  • the first and second mounting plates 3242 and 3244 are relatively parallel to each other.
  • the first mounting plate 3242 is used for mounting on the partition plate 3222, and the second mounting plate 3244 is used for mounting on the side wall 3221 below.
  • the edge of the first mounting plate 3242 is provided with a buckling part 3245 corresponding to the opening 3228a provided on the partition plate 3222, and the buckling part 3245 is buckled into the opening 3228a, so that the first mounting plate 3242 is installed on the partition.
  • the connecting member 33 may include a connecting member main body 331 and a side wall 332 extending from the edge of the connecting member main body 331.
  • the connecting member main body 331 is roughly rectangular, and its corners are rounded; and it and the four side walls 332 enclose an accommodating cavity 333.
  • a through hole 3310 is provided on the main body 331 of the connecting member for the lace assembly 20 to pass through.
  • the connector body 331 is provided with a fastener 3313 in the accommodating cavity 333, and the fastener 3313 interacts with the third fastener 3113 of the first channel shell 311 and the third fastener 3213 of the second channel shell 321, respectively. Buckle.
  • the buckle 3313 includes a groove 3315 buckled with the protrusion 3114 of the third buckle 3113, a groove 3315 buckled with the protrusion 3214 of the third buckle 3213, and the third
  • the protrusion 3115 of the buckle 3113 corresponds to the buckle piece 3314 and the buckle piece 3314 that corresponds to the protrusion 3215 of the third buckle 3213.
  • the body 3110 of the first channel shell 311 and the body 3210 of the second channel shell 321 form a channel for the strap assembly 20 to extend;
  • the first power shell 312 and the second power source After the shell 322 is matched, the space above the partition plate 3222 can be defined as the first receiving cavity, and the space below the partition plate 3222 can be defined as the second receiving cavity;
  • the first receiving cavity is connected to the channel, and the two can be defined together It is the first channel; in addition to accommodating the first headband 21 and the second headband 22 that can overlap each other, the first accommodating cavity can also accommodate the elasticity adjustment mechanism 40 to adjust the first headband 21 and the second headband 22
  • the length of the overlapping part, so the physical part that constitutes the channel and the first housing cavity can also be defined as the headband and the elastic adjustment mechanism housing (also can be defined as the first housing);
  • the second housing cavity is used to house the power supply,
  • the battery 35 can be defined as a power supply housing (or a second
  • the above-mentioned various names such as: channel, housing cavity, first housing cavity, second housing cavity, first housing, second housing, headband and elastic adjustment mechanism housing, power supply housing, can be carried out according to the actual situation Adjustment, this application is not limited to the above-mentioned name limitation.
  • the names of similar structures can be interchanged according to actual conditions.
  • the channel can also be called the first receiving cavity
  • the original first receiving cavity can be called the second receiving cavity.
  • the original second housing cavity can be called the third housing cavity
  • the names of the first housing and the second housing can also be interchanged.
  • the tightness adjustment mechanism 40 may include a first housing 41, a second housing that cooperates with the first housing 41 (the second housing here, that is, the bottom rear housing 32 of the second housing assembly 30 described above,
  • the bottom rear shell 32 can be a component shared by the tightness adjustment mechanism 40 and the second housing assembly 30) and a ratchet and pawl mechanism 42.
  • the first shell 41 and the second shell are buckled to form a box body, and the main body of the ratchet and pawl mechanism 42 can be housed in the box body.
  • the two headbands (ie, the first headband 21 and the second headband 22) of the strap assembly 20 can be extended into the box body to overlap and connect to the ratchet and pawl mechanism 42.
  • the first and second headbands are adjusted by the ratchet and pawl mechanism 42.
  • the length of the headbands 21 and 22 that overlap each other; here, the second housing is not an essential part, and the ratchet and pawl mechanism 42 can also be installed on the first housing 41 to form the tightness adjustment mechanism 40.
  • the housing bottom plate 410 is provided with a ring-shaped ratchet 414 on the surface facing the second housing (ie, the bottom rear housing 32), reinforcing ribs 415 arranged around the ratchet 414, and second ratchets 414 distributed on the outer periphery of the ratchet 414. Installation part 416.
  • the inner wall of the ratchet wheel 414 is provided with internal teeth 4140.
  • the central hole 4100 is arranged coaxially with the ratchet wheel 414.
  • the bottom of the ratchet wheel 414 can be recessed in a direction away from the second housing and is provided with a rib 4142.
  • the rib 4142 includes a central hole 4100 arranged concentrically A number of circular first ribs 4143 and second ribs 4144 arranged in a strip shape intersecting the first ribs 4143 and diverging around the center of the center hole 4100.
  • the height of the first reinforcing rib 4150 gradually decreases from the outer peripheral wall of the ratchet 414 toward the shorter edge of the housing bottom plate 410 so that the first reinforcing rib 4150 has an overall arc shape toward the top surface of the second housing, so as to be compatible with the bottom rear shell.
  • 32 buckle, so that the first and second headbands 21, 22 extending into the box body are attached to the first reinforcing rib 4150, so that the first and second headbands 21, 22 will be bent without corners.
  • the second reinforcing rib 4152 is perpendicular to the first reinforcing rib 4150, that is, it is arranged along the two long sides perpendicular to the bottom plate 410 of the shell.
  • the ratchet and pawl mechanism 42 may include a ratchet 414 formed on the first housing 41, a pawl assembly 420 that cooperates with the ratchet 414 and is received therein, and is installed and fixed on the pawl assembly 420 and drives the ratchet
  • the pawl assembly 420 rotates and is slidably connected to the knob assembly 430 with the central hole 4100.
  • the pawl assembly 420 includes a first baffle 421, a second baffle 422 fixedly connected to the first baffle 421, a rotating plate 423 located between the first baffle 421 and the second baffle 422, The first pawl 424, the second pawl 425, the first spring 426 and the second spring 427 assembled on the second baffle 422, and the gear fixedly mounted on the second baffle 422 away from the first baffle 421 428.
  • the second baffle 422 has the same shape and size as the first baffle 421, and a central hole 4220 is formed in the middle, and the central hole 4220 is aligned with the central hole 4210 of the first baffle 421.
  • the second baffle 422 is provided with a first clamping portion 4222 and a second clamping portion 4224 on a side facing the first baffle 421.
  • the second clamping portion 4224 and the second connecting portion 4214 of the first baffle 421 have the same shape but different sizes, so that the second connecting portion 4214 of the first baffle 421 is inserted into the second clamping portion 4224,
  • the second clamping portion 4224 includes a first clamping wall 4220a and a second clamping wall 4220b arranged at a certain angle to the first clamping wall 4220a, that is, the distance between the first clamping wall 4220a and the second clamping wall 4220b is along the center
  • the hole 4220 gradually becomes larger in the outward direction.
  • the first connecting portion 4222 and the first connecting portion 4212 of the first baffle 421 have the same shape but different sizes, so that the first connecting portion 4212 of the first baffle 421 is inserted into the first connecting portion 4222.
  • the side of the second baffle 422 facing the first baffle 421 is further provided with a first mounting shaft 4225 for mounting the first pawl 424, a second mounting shaft 4226 for mounting the second pawl 425, and a second mounting shaft 4226 for mounting the first pawl 425.
  • the first mounting frame 4227 of the spring 426 and the second mounting frame 4228 for mounting the second spring 427.
  • the first baffle 421 and the second baffle 422 can also be used as a mounting member.
  • the second clamping portion 4224 and the second connecting portion 4214 can be used as a limiting portion to cooperate with the rotating plate 423, or can be used as a fixing portion to hold the A baffle 421 and a second baffle 422 are fixed together; the first clamping part 4222 and the first connecting part 4212 serve as fixing parts to fix the first baffle 421 and the second baffle 422 together.
  • the mounting part is not limited to the assembled form of the first baffle 421 and the second baffle 422. Others can make the first pawl 424 and the second pawl 425 contact and cooperate with the ratchet wheel 414; that is, the mounting part has a gap or The gap-like structure allows the first pawl 424 and the second pawl 425 to extend out of the space formed by the mounting member to contact and cooperate with the ratchet wheel 414; therefore, the mounting member can also be a box with a notch or a similar notch;
  • the mounting member can also be only the first baffle 421 or the second baffle 422.
  • the mounting member is the second baffle 422, and the second clamping portion 4224 and the second connecting portion 4214 are formed on the first stop as a limiting portion. 421 or second baffle 422.
  • the first mounting frame 4227 includes a first retaining wall 4227a, a second retaining wall 4227b arranged at a certain angle with the first retaining wall 4227a, and connecting the first retaining wall 4227a and the second retaining wall 4227b One end of the connecting wall 4227c.
  • the first blocking wall 4227a, the second blocking wall 4227b and the connecting wall 4227c enclose a receiving space 4227d for receiving the first spring 426.
  • the second mounting frame 4228 has the same structure as the first mounting frame 4227, it will not be described in detail here, and only its components will be listed.
  • the second mounting frame 4228 includes a first blocking wall 4228a, a second blocking wall 4228b, a connecting wall 4228c, a receiving space 4228d, and a clamping shaft 4228e.
  • the first blocking wall 4227a of the first mounting frame 4227 and the first blocking wall 4228a of the second mounting frame 4228 are connected, and one end of the connecting wall 4227c and one end of the connecting wall 4228c are also connected to each other.
  • first spring 426 and the second spring 427 may also be other elastic members, such as tension springs, compression springs, objects that provide telescopic force, etc., so that the first pawl 424, the second pawl 425 and the ratchet wheel 414 cooperates to complete the transition of the two states of engagement and non-engagement; and the corresponding first mounting frame 4227 and second mounting frame 4228 will also be changed to other structures that can fix the elastic member according to the difference of the elastic member.
  • the second clamping portion 4224 and the second connecting portion 4214 are used as stop portions to cooperate with the notch 4232;
  • the notch 4232 has two opposite inner walls, which are the first inner wall 4232a and the second inner wall 4232a opposite to the first inner wall 4232a.
  • the inner wall 4232b; the peripheral surface of the rotating plate 423 includes an outer wall surface 4234.
  • the rotating plate 423 and the second clamping portion 4224 have only three states: only the first inner wall 4232a is in contact with the first clamping wall 4220a, and the rotating plate 423 is in contact with the second The clamping portion 4224 is in a non-contact state, and only the second inner wall 4232b is in contact with the second clamping wall 4220b; that is, the limiting portion is configured to be in contact with the inner wall surface of the notch 4232 or not in contact to make the rotating plate 423 It rotates at a certain angle around its axis of rotation (the axis of the through hole 4230).
  • the first pawl 424 is pivotally mounted on the first mounting shaft 4225 of the second baffle 422 and can rotate around the first mounting shaft 4225.
  • a pivot hole 4240 is provided in the middle of the first pawl 424 to be pivotally connected to the first mounting shaft 4225.
  • the first pawl 424 has two opposite ends, namely: a first end 4242 connected to the first spring 426 and a second end 4244 abutting against the outer wall 4234 of the rotating plate 423.
  • the side of the first end 4242 facing the receiving space 4227d of the first mounting frame 4227 is provided with a mounting shaft 4242a to sleeve and install the first spring 426 thereon.
  • the first end 4242 is away from a side of the first mounting frame 4227.
  • the side has a corner 4242b, and the corner 4242b is used to engage with the internal teeth 4140 of the ratchet wheel 414 (please refer to FIG. 27).
  • the side of the second end 4244 facing the rotating plate 423 has a contact surface 4244a.
  • the contact surface 4244a is a curved surface to make linear contact with the outer wall surface 4234 of the rotating plate 423 to reduce both The pressure between.
  • the second pawl 425 and the first pawl 424 are arranged symmetrically with respect to the first clamping portion 4222 of the second baffle 422, and they have exactly the same shape and structure, and will not be repeated here, and only their components are listed.
  • the second pawl 425 has a pivot hole 4250, a first end 4252, a second end 4254, a mounting shaft 4252a, an edge 4252b, and a contact surface 4254a.
  • the first spring 426 When the first spring 426 is installed, one end is sleeved on the clamping shaft 4227e in the first installation frame 4227, and the other end is sleeved on the installation shaft 4242a of the first pawl 424, so that the first spring 426 is installed on the first installation In the frame 4227, the first pawl 424 can rotate around the first mounting shaft 4225. When the first pawl 424 rotates, the first end 4242 of the first pawl 424 is driven to move, thereby pushing the first spring 426 to the first Different degrees of compression are done in the installation frame 4227.
  • the structure and function of the second spring 427 are exactly the same as the first spring 426, and it is installed in the second mounting frame 4228, which will not be repeated here.
  • the gear 428 has a central hole 4280, and the central hole 4280 is aligned with the central hole 4220 of the second baffle 422 and has the same central axis.
  • the gear 428 is fixed on the side of the second baffle 422 away from the first baffle 421.
  • the end of the first headband 21 with the length adjustment hole 2103 and the end of the second headband 22 with the length adjustment hole 2203 are stacked.
  • the first zigzag 2104 and the second serration 2204 are respectively located on opposite sides of the two stacked length adjustment holes 2103, 2203, and the gear 428 is placed in the stacked two length adjustment holes 2103, 2203 and meshes with the first serration 2104 and the second serration 2204 .
  • the knob assembly 430 may include a rotating disk 431, a first transmission shaft 432 extending from the inner surface of the rotating disk 431, and a second transmission shaft 433 mounted on the first transmission shaft 432.
  • the side surface of the rotating disk 431 may have a rough structure.
  • the outer surface of the rotating disk 431 is provided with a plurality of grooves arranged in parallel to form a rib between two adjacent grooves.
  • the first transmission shaft 432 and the second baffle 422 have the same central axis.
  • the first rotating shaft 432 is sequentially formed with a first connecting shaft 4321 and a second connecting shaft which are coaxially arranged along the direction of the central axis of the second baffle 422. 4322 and the third connecting shaft 4323.
  • the first connecting shaft 4321 and the second connecting shaft 4322 are both round shafts, that is, the outer peripheral surface is circular and the outer diameter of the first connecting shaft 4321 is larger than the outer diameter of the second connecting shaft 4322.
  • the outer peripheral surface of the third connecting shaft 4323 is polygonal, and in one embodiment is a hexagon. The distance between the center of the hexagon and any side of the hexagon is smaller than the radius of the second connecting shaft 4322.
  • a central hole 4324 is provided in the center, and the central hole 4324 has an internal thread.
  • the second transmission shaft 433 and the first transmission shaft 432 have the same central axis.
  • a disk 4330 and a first connecting shaft 4331 connected to the disk 4331 are sequentially formed along the direction away from the axis of the rotating disk 431.
  • the outer diameter of the disc 4330 is larger than the outer diameter of the first connecting shaft 4331 and larger than the outer diameter of the gear 428.
  • the bottom of the disc 4330 is provided with a recess 4330a, and a through hole 4330b is provided in the middle of the recess 4330a.
  • the inner wall of the recess 4330a is polygonal, and in one of the embodiments, it is hexagonal, so as to cooperate with the third connecting shaft 4323 of the first transmission shaft 432; the gear 428 is placed on the stacked first and second headbands 21, When inside the two length adjustment holes 2103, 2203 of 22, the disc 4330 cooperates with the gear 428 and the second baffle 422 to limit the first and second headbands 21, 22, avoiding the first and second headbands 21 , 22 is out of the meshing state with the gear 428.
  • the rotating plate 423 for example, the rotating plate 423 is passed through the third connecting shaft 4333 of the second transmission shaft 433 and then sleeved on the second connecting shaft 4332 so that the rotating plate 423 is fixedly arranged relative to the first and second rotating shafts 432, 433
  • the second clamping portion 4224 on the second baffle 422 is located in the gap 4232 of the rotating plate 423; the second ends 4242 and 4252 of the first pawl 424 and the second pawl 425 and the outer wall surface of the rotating plate 423 4234 contacts.
  • first baffle 421 buckles the first baffle 421 to the second baffle 422, the first connecting portion 4212 on the first baffle 421 and the first clamping portion 4222 on the second baffle 422 are engaged, so that the second baffle A baffle 421 is assembled on the second transmission shaft 433, and at the same time, the first baffle 421 is fixedly arranged relative to the second baffle 422, which means that the first baffle 421 and the second baffle 422 can be opposite to the second baffle 422 together.
  • the transmission shaft 433 rotates radially; fix the first pawl 424, the second pawl 425, the first spring 426, the second spring 427 and the rotating plate 423 between the first baffle 421 and the second baffle 422;
  • the pawl assembly 420 is housed in the ratchet wheel 414, and the third connecting shaft 4333 of the second transmission shaft 433 is extended into the central hole 4100 in the ratchet wheel 414 to match the two; then the first housing 41 and the bottom rear housing 32 Buckle; at this time, the bottom of the gear 428 abuts against the disc 4330, and the disc 4330 squeezes and limits the first headband 21 and the second headband 22 (please refer to Figure 31);
  • the first buckle structure 4120 The convex block is placed on the bearing rib 3228b to support the first housing 41;
  • the second buckling structure 4122 is fixed with the hook 3217 on the bottom rear shell 32, and the first mounting part 413 is fixed with the bottom rear shell 32 with screws; This fixes
  • the fastener 3313 is buckled on the third buckle 3113 of the bottom front shell 31 and the third buckle 3213 of the bottom rear shell 32 to fix the bottom front shell 31 and the bottom rear shell 32, thus completing the lacing
  • the assembly 20 is assembled with the second housing assembly 30 and the elasticity adjustment mechanism 40.
  • the first spring 426 pushes up the first pawl 424, so that the first end 4242 engages with the internal teeth 4140 of the ratchet wheel 414, and the second spring 427 Push up the second pawl 425 so that the first end 4252 engages with the internal teeth 4140 of the ratchet wheel 414; at this time, the first pawl 424 and the second pawl 425 are in contact with the rotating plate 423, so that the rotating plate 423 and the second The clamping portion 4224 is in a non-contact state; the strap assembly 20 acts on the mounting member so that when the mounting member rotates in any direction, there is a pawl that engages with the internal teeth 4140 of the ratchet wheel 414; making the limit part of the mounting member unable Direct contact with the rotating plate 423; forcing the first baffle 421 to fail to complete the rotation, and then engage the headband assembly 20 to avoid loosening of the lace assembly 20;
  • the knob assembly 430 drives the rotating plate 423 to rotate, so that the non-contact state of the rotating plate 423 and the second clamping portion 4224 is transformed into only the first inner wall 4232a
  • the state in contact with the first card wall 4220a or the state in which only the second inner wall 4232b contacts with the second card wall 4220b will cause the pawl assembly 420 and the ratchet wheel 414 to disengage from the engaged state, thereby driving the first baffle 421 rotates, and the tightness of the strap assembly 20 is adjusted through the gear 428.
  • the first housing 41 can also be the bottom front housing 31 of the second housing assembly 30, and the ratchet 414 can be formed on the body 3110, and the central hole 4100 is also formed on the body 3110.
  • the ratchet and pawl mechanism 42 is matched with the ratchet 414; in addition, when the first and second headbands 21, 22 are overlapped and connected to the elasticity adjustment mechanism 40, and the elasticity adjustment mechanism 40 adjusts the overlapping length of the first and second headbands 21, 22 The distances from the first and second headband covers 211, 221 to the elasticity adjustment mechanism 40 and to the headband and the elasticity adjustment mechanism housing will also be adjusted accordingly; here, the bottom front shell 31 and the bottom rear shell 32 can form an elastic
  • the adjustment mechanism housing is a part of the tightness adjustment mechanism.
  • the first housing 41 and the bottom rear shell 32 may also form a tightness adjustment mechanism housing.
  • FIG. 1 discloses a three-dimensional structural diagram of the head-mounted device 100 in an embodiment, wherein the force receiving component 50 includes a first force receiving member 51 arranged on the first housing assembly 10 and a first force receiving member 51 arranged on the first housing assembly 10.
  • the second force receiving member 52 on the second housing assembly 30.
  • the first housing assembly 10, the strap assembly 20, the second housing assembly 30, and the elasticity adjustment mechanism 40 can form a ring frame with adjustable elasticity, and the first force receiving member 51 and the second receiving member 51
  • the force members 52 are respectively located on one side and the other side of the ring frame, for example, on the upper and lower sides of the first housing assembly 10 and the second housing assembly 30 respectively.
  • first force receiving member and the “second force receiving member” can also be referred to as “force receiving members”, respectively.
  • the first force member 51 of the force component 50 is the first force member 51 of the force component 50
  • the neck 513 can have the same extending direction as the support plate 511, that is, it extends from one side of the mounting plate 512, so that the neck 513 and the mounting plate 512 are arranged at an obtuse angle; the neck 513 can also be bent upward from the mounting plate 512 , So that the neck 513 and the mounting plate 512 are arranged at a right angle or an acute angle.
  • the mounting plate 512 is a plate-like structure with a thickness, which is made of rigid materials, and is used to coordinately install with the top plate 111 of the main front shell 10 and the main shell decorative part 15, for example, sandwiched between the top plate 111 and the main shell decorative part Between 15.
  • the mounting plate 512 is provided with a strip-shaped adjustable through hole 5121 corresponding to the protrusion 156 of the lower surface 155 of the main shell decoration 15 for the protrusion 156 to pass through. There may be two adjustable through holes 5121, and they may be parallel to each other.
  • the neck portion 513 is made of a hard material, and the thickness of the neck portion 513 in the front and rear direction is approximately equal to the depth of the groove 154 of the main shell decoration 15 so that the groove 154 of the main shell decoration 15 can receive the neck A part of 513 can even just jam the neck 513.
  • the soft pad 514 corresponds to the shape of the support plate 511 and is fixed on the support plate 511 facing the second housing assembly 30.
  • the soft pad 514 and the mounting plate 512 are respectively located on opposite sides of the support plate 511, so that the soft pad 514 and the adjustable through hole 5121 are also located on opposite sides of the support plate 511, respectively.
  • the mounting plate 512 When the first force receiving member 51 is mounted on the first housing assembly 10, the mounting plate 512 is first placed on the top plate 111 of the main front housing 10, and then the protruding posts 156 on the main housing decoration 15 are inserted into the mounting plate 512 in sequence The adjustable through hole 5121 on the upper plate and the through hole 1114 on the top plate 111. At the same time, the groove 154 of the main shell decorative member 15 can receive the neck portion 513 so that it can clamp the neck portion 513, and then the first force receiving member 51 Installed on the first housing assembly 10. Since the mounting plate 512 is provided with an adjustable through hole 5121, the front and rear positions of the first force receiving member 51 relative to the main front shell 11 can be adjusted within a certain range, so that the adjustable installation of the front first force receiving member 51 can be realized.
  • the strip-shaped adjustable through hole 5121 on the mounting plate 512 of the first force receiving member 51 and the main shell decoration 15 in which the protruding column 156 is placed in the adjustable through hole 5121 constitute the adjustable structure of the present application.
  • the boss 156 is inserted into the adjustable through hole 5121 and can be positioned at different positions of the adjustable through hole 5121, so that the adjustable structure can make the first force receiving member 51 relative to the front and rear positions of the first housing assembly 10 (for example, The horizontal position along the direction of the adjustable through hole 5121) is adjustable within a certain range.
  • FIG. 33 discloses an exploded view of the second force receiving member 52 of the force receiving component 50 and the bottom front shell 31 of the second housing assembly 30 in an embodiment; the second force receiving member 52 is fixedly mounted on the first The bottom front shell 31 of the second housing assembly 30; please refer to FIG. 34, which discloses a three-dimensional exploded view and a three-dimensional assembly view of the second force receiving member 52 in an embodiment.
  • the second force receiving member 52 may include a fixed The board 521 and the soft pad 522 covered on the fixing board 521.
  • the second force receiving member 52 When installing the second force receiving member 52 on the second housing assembly 30, first cover the soft pad 522 on the fixing plate 521, and then align the fixing plate 521 with the connector 3126 on the first power supply body 3120 to connect The member 3126 is firmly inserted into the mounting hole 5210, so that the second force receiving member 52 is firmly mounted on the second housing assembly 30; optionally, the positions of the connecting member 3126 and the mounting hole 5210 can be changed mutually, that is, the mounting hole 5210 is arranged on the second housing assembly 30, and the connecting member 3126 is arranged on the second force receiving member 52.
  • the present application is not limited to the form of the mounting hole 5210 and the connecting member 3126, and any method that allows the second force receiving member 52 to be mounted on the second housing assembly 30 can be used, for example, glue bonding.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Headphones And Earphones (AREA)
  • Telephone Set Structure (AREA)

Abstract

Dispositif monté sur la tête, se rapportant au domaine technique des dispositifs intelligents et comprenant un premier boîtier (41), deux serre-têtes (21,22), un boîtier d'alimentation électrique et des éléments de palier de force (51, 52). Le premier boîtier (41) a un premier canal agencé de façon continue ; les deux serre-têtes (21, 22) sont superposés et connectés dans le premier canal ; le boîtier d'alimentation électrique s'étend à partir de la partie centrale du premier boîtier (41) sur un côté et est utilisé pour recevoir l'alimentation électrique ; les éléments de palier de force (51, 52) sont fixés sur le boîtier d'alimentation électrique. Les éléments de palier de force (51, 52) sont prévus pour partager le poids porté par un cadre, de telle sorte que la force portée par le cadre est équilibrée et ainsi le dispositif monté sur la tête est confortable à porter pour un utilisateur.
PCT/CN2020/131230 2019-12-06 2020-11-24 Dispositif monté sur la tête Ceased WO2021109902A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201911245212.5 2019-12-06
CN201911245212.5A CN110908121B (zh) 2019-12-06 2019-12-06 头戴式设备

Publications (1)

Publication Number Publication Date
WO2021109902A1 true WO2021109902A1 (fr) 2021-06-10

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WO (1) WO2021109902A1 (fr)

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