Front head-mounted assembly of VR head-mounted device and VR head-mounted device

Abstract

The utility model provides a VR head-mounted device comprising a head-mounted host which is provided with a first support plate and a second support plate; the first connecting plate and the second connecting plate are respectively connected with the first supporting plate and the second supporting plate in a clamping manner; the head-mounted host comprises a first connecting plate, a second connecting plate and a front head-mounted assembly, the front head-mounted assembly is connected to the first connecting plate and the second connecting plate in a clamped mode, the rear head-mounted assembly comprises a first arc-shaped plate, a rear head-mounted body and a second arc-shaped plate, and the first arc-shaped plate and the second arc-shaped plate are rotationally connected with the ends, away from the head-mounted host, of the first connecting plate and the second connecting plate respectively. According to the utility model, the front head-mounted assembly and the rear head-mounted assembly can be independently adjusted to support the head according to personal requirements, so that the device is more fit with the head shape and meets the requirements of different use scenes, a user can obtain personalized wearing experience, and the use feeling and comfort of the user are improved to the greatest extent.

Description

Technical Field

[0001] The utility model belongs to the technical field of VR head-mounted devices, and in particular relates to a front head-mounted component of a VR head-mounted device and a VR head-mounted device. Background Art

[0002] As an immersive experience tool, virtual reality (VR) technology has developed rapidly in recent years and is widely used in gaming, education, healthcare, architecture, and other fields. As one of the key hardware components of VR technology, head-mounted VR devices provide excellent comfort and stability.

[0003] The existing head-mounted VR devices mainly adopt basic head-mounted, adjustable head-mounted and supported head-mounted technologies. These structural methods cannot simultaneously take into account stability, comfort and ease of operation, and cannot meet users' requirements for the usability and comfort of VR head-mounted devices. Utility Model Content

[0004] The utility model provides a VR head-mounted device, which aims to solve the current problem that stability, comfort and ease of operation cannot be taken into account at the same time, and the user's requirements for the use experience and comfort of the VR head-mounted device cannot be met.

[0005] The present invention is implemented as follows: a front head-mounted component of a VR head-mounted device, comprising:

[0006] a first connecting plate and a second connecting plate, wherein the first connecting plate and the second connecting plate are provided on the VR head-mounted device;

[0007] The front headgear assembly includes a crossbeam, a front head support pad and a front head support arranged on the crossbeam. The front head support is arranged at both ends of the crossbeam and is connected to the first connecting plate and the second connecting plate.

[0008] Preferably, the front head support includes a support fixing slot and a support fixing cover, and the support fixing cover is rotatably connected to the support fixing slot;

[0009] The end surface of the supporting and fixing slot away from the supporting and fixing cover is clamped on the first connecting plate, and the supporting and fixing cover passes through the supporting and fixing slot from the inside of the supporting and fixing slot and contacts and connects with the first connecting plate.

[0010] Preferably, a hook-surface Velcro is provided on the end surface of the supporting and fixing cover that is in contact with the first connecting plate, and a fleece-surface Velcro is provided on the first connecting plate.

[0011] Preferably, a second insertion rod is provided on the crossbeam, a second connecting groove is provided on the front head support pad, and the second insertion rod is inserted into the second connecting groove.

[0012] Preferably, the first connecting plate and the second connecting plate have the same structure, and the second connecting plate is connected to the front head support away from the first connecting plate.

[0013] A VR head-mounted device including the front head-mounted assembly of the VR head-mounted device as described above, comprising:

[0014] A head-mounted host, wherein the head-mounted host is provided with a first support plate and a second support plate, a display device is provided on the head-mounted host, and the first connecting plate and the second connecting plate are respectively engaged and connected with the first support plate and the second support plate;

[0015] A rear headband assembly comprising a first curved plate, a rear headband body, and a second curved plate, the first curved plate and the second curved plate being disposed at opposite ends of the rear headband body, the first curved plate and the second curved plate being pivotally connected to the first connecting plate and the second connecting plate, respectively, at ends distal from the headband body. A VR headband device according to claim 1 is characterized in that a slot for accommodating a first support plate is provided on the end surface of the first connecting plate facing the rear headband body, the first support plate being engaged within the slot;

[0016] Preferably, a quick-release structure is provided between the first curved plate and the first connecting plate, the quick-release structure comprising a quick-release pressure cover, a rubber ring, a fixed cover, a first rotating mechanism and a second rotating mechanism, the second rotating mechanism being provided at the end of the first curved plate, and the first rotating mechanism being provided at the end of the first connecting plate;

[0017] The second rotating mechanism is fixedly connected to the fixed cover, and the first rotating mechanism is nested on the shaft provided on the quick-release pressure cover. The shaft passes through the first rotating mechanism and is inserted into the damping shaft provided on the fixed cover. The end face of the damping shaft is provided with a limiting groove, and the part of the shaft inserted into the damping shaft is provided with a bayonet. The fixed cover limits the rotation of the shaft through the limiting groove and the bayonet.

[0018] Preferably, a first axial hole for accommodating a shaft rod passing through is provided at the center of the first rotating mechanism, and a shaft ring and a group ring communicating with the first axial hole are provided on the end surface of the first rotating mechanism away from the quick-release pressure cover; an inner clamping plate and an outer clamping tongue are provided on the inner wall and outer wall of the shaft ring respectively;

[0019] A second shaft hole is provided at the center of the second rotating mechanism, and a limiting clamping plate and a limiting clamping block are provided in the second shaft hole;

[0020] The shaft extends to the shaft ring, and the outer limit tongue provided on the shaft is engaged with the inner clamping plate; the shaft ring and the group ring extend into the second shaft hole, and the outer tongue is engaged with the limit clamping plate, and the outer edge of the group ring is engaged with the limit clamping block.

[0021] Preferably, the rear headgear body is further provided with a rear head support pad, and the rear head support pad is arranged on the rear headgear body;

[0022] A first insertion rod is provided on both sides of the back head support pad, and a first connecting groove is provided on the side of the back head wearing body facing the head wearing host, and a deflection axis is provided in the first connecting groove; a deflection hole adapted to the deflection axis is provided at the end of the first insertion rod, and when the first insertion rod is inserted into the first connecting groove, the deflection hole is nested on the deflection axis.

[0023] Preferably, the rear headband assembly also includes a power supply assembly, which includes a mobile power supply and a power base and a power port arranged on the rear headband body. The mobile power supply is connected to the power base by plugging, and the mobile power supply and the power port are electrically connected.

[0024] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0025] The VR head-mounted device provided by the present invention is connected to the first connecting plate and the second connecting plate through the front head-mounted component and the rear head-mounted component; the first connecting plate and the second connecting plate serve as the main curved plates, and the first connecting plate and the second connecting plate are attached to both sides of the head during use and do not participate in the adjustment movement, while the front head-mounted component and the rear head-mounted component fully fit the head contour according to the changes in the head shape; the user can independently adjust the support of the front head-mounted component and the rear head-mounted component for the head according to personal needs, so that the device can better fit the head shape and meet the needs of different usage scenarios. The user can obtain a personalized wearing experience, and maximize the user's sense of use and comfort. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a structural diagram of a VR head-mounted device provided by the present invention.

[0027] Figure 2 This is a structural schematic diagram of a VR head-mounted device provided by the present invention when it does not include a front head-mounted component.

[0028] Figure 3 This is a structural schematic diagram of a front head-mounted component and a rear head-mounted component of a VR head-mounted device provided by the utility model.

[0029] Figure 4 This is a structural schematic diagram of a first connecting plate and a second connecting plate in a VR head-mounted device provided by the present invention.

[0030] Figure 5 This is a schematic diagram of the exploded structure of a VR head-mounted device provided by the present invention.

[0031] Figure 6This is a schematic diagram of the power supply component and power port structure of a VR head-mounted device provided by the utility model.

[0032] Figure 7 This is a schematic structural diagram of a front head-mounted component of a VR head-mounted device provided by the present invention.

[0033] Figure 8 This is a schematic diagram of a front head support structure of a VR head-mounted device provided by the present invention.

[0034] Figure 9 This is a schematic structural diagram of a rear head-mounted component of a VR head-mounted device provided by the present invention.

[0035] Figure 10 This is a structural schematic diagram of a quick-release structure of a VR head-mounted device provided by the utility model.

[0036] Figure 11 This is a schematic diagram of the decomposition structure of the quick-detachable structure of a VR head-mounted device provided by the utility model.

[0037] Figure 12 This is a structural schematic diagram of a quick-release pressure cover, a first rotating mechanism, and a second rotating mechanism of a VR head-mounted device provided by the utility model.

[0038] Figure 13 This is a schematic diagram of the internal structure of the first connecting groove of a VR head-mounted device provided by the present invention.

[0039] Description of reference numerals:

[0040] 100, head-mounted host; 101, first support plate; 102, second support plate;

[0041] 200, rear headband assembly; 201, first curved plate; 202, rear headband body; 203, second curved plate; 204, first connecting groove; 210, rear head support pad; 220, power supply assembly;

[0042] 300, front headband assembly; 301, crossbeam; 302, second insertion rod; 303, second connecting groove; 310, front head support pad; 320, front head support; 321, support fixing slot; 322, support fixing cover;

[0043] 401, first connecting plate; 402, second connecting plate;

[0044] 510, quick-release pressure cover; 511, outer sealing plate; 512, shaft; 513, outer limit tongue; 514, first rubber ring groove; 520, rubber ring; 530, fixing cover; 531, cover plate; 532, axial tongue; 533, damping shaft; 540, first rotating mechanism; 541, shaft ring; 542, inner clamping plate; 543, outer tongue; 544, damping ring; 545, inner limit block; 546, second rubber ring groove; 550, second rotating mechanism; 551, axial slot; 552, limit clamping plate; 553, limit block. DETAILED DESCRIPTION

[0045] Unless otherwise defined, all technical and scientific terms used herein have the same meanings as commonly understood by those skilled in the art to which this application belongs. The terms used in the specification of the application are only for the purpose of describing specific embodiments and are not intended to limit this application. The terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0046] References herein to "embodiments" mean that a particular feature, structure, or characteristic described in connection with the embodiments may be included in at least one embodiment of the present application. The appearance of this phrase in various places in the specification does not necessarily refer to the same embodiment, nor does it constitute an independent or alternative embodiment that is mutually exclusive of other embodiments. It is understood, both explicitly and implicitly, by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0047] The present invention provides a VR head-mounted device. Figures 1-13 As shown, the VR head-mounted device includes:

[0048] A head-mounted host 100 is provided with a first support plate 101 and a second support plate 102, and a display device is provided on the head-mounted host 100; the head-mounted host 100 is a conventional structure;

[0049] A first connecting plate 401 and a second connecting plate 402 , which are respectively engaged with the first supporting plate 101 and the second supporting plate 102 ;

[0050] The front headgear assembly 300 is snap-connected to the first connecting plate 401 and the second connecting plate 402, and is supported on the user's forehead. The front headgear assembly 300 includes a crossbeam 301, a front head support pad 310 provided on the crossbeam 301, and a front head support 320. The front head support 320 is provided at both ends of the crossbeam 301, and the crossbeam 301 is connected to the first connecting plate 401 and the second connecting plate 402 via the front head support 320.

[0051] The rear headband assembly 200 includes a first curved plate 201, a rear headband body 202, and a second curved plate 203. The first curved plate 201 and the second curved plate 203 are respectively provided at opposite ends of the rear headband body 202. The first curved plate 201 and the second curved plate 203 are respectively rotatably connected to the ends of the first connecting plate 401 and the second connecting plate 402 away from the headband host 100.

[0052] In this embodiment, the front head-mounted assembly 300 and the rear head-mounted assembly 200 are both connected to the first connecting plate 401 and the second connecting plate 402; the first connecting plate 401 and the second connecting plate 402 serve as the main curved plates, and the first connecting plate 401 and the second connecting plate 402 are attached to both sides of the head during use and do not participate in the adjustment movement, while the front head-mounted assembly 300 and the rear head-mounted assembly 200 fully fit the head contour according to the changes in the head shape; the user can independently adjust the support of the front head-mounted assembly 300 and the rear head-mounted assembly 200 for the head according to personal needs, and the front head-mounted assembly 300 and the rear head-mounted assembly 200 respectively fit the head shape from different directions to improve comfort and stability, and the independent adjustment of the front head-mounted assembly 300 and the rear head-mounted assembly 200 meets the needs of users in different usage scenarios, allowing users to obtain a personalized wearing experience and maximize the user's sense of use and comfort.

[0053] As a preferred implementation manner of this embodiment, a sliding column is provided on the outside of the head-mounted host 100, and the first support plate 101 and the second support plate 102 are both provided with a sliding slot at one end away from the rear head-mounted assembly 200. The sliding slot adopts a tooth-shaped structure, and the sliding column slides in the sliding slot;

[0054] In this embodiment, the tooth-shaped structure sliding slot and the sliding column mainly use the tooth-shaped structure to limit the clamping force of the sliding column to prevent the sliding column from sliding freely in the sliding slot. This part of the structure is a conventional technical means and is not described in detail. Here, the head-mounted host 100 adjusts the distance with the rear head-mounted component 200 by sliding the sliding slot and the sliding column to meet the adjustment needs between the eyes and the head-mounted host 100;

[0055] The end surface of the first connecting plate 401 close to the head-mounted host 100 is provided with a slot adapted to the shape of the first supporting plate 101, and the first supporting plate 101 is engaged in the slot;

[0056] As a preferred implementation in this embodiment, the front head supports 320 are provided in two groups, respectively, at both ends of the crossbeam 301. The two ends of the crossbeam 301 are connected to the first connecting plate 401 and the second connecting plate 402 through the front head supports 320.

[0057] Here, the front head support 320 connected to the first connecting plate 401 is taken as an example. The front head support 320 includes a support fixing slot 321 and a support fixing cover 322. The support fixing cover 322 is rotatably connected to the support fixing slot 321. The end surface of the support fixing slot 321 away from the support fixing cover 322 is engaged with the first connecting plate 401. The support fixing cover 322 passes through the support fixing slot 321 from the inside and contacts the first connecting plate 401.

[0058] In this embodiment, the end surface of the supporting and fixing slot 321 that contacts and connects with the first connecting plate 401 is provided with a hook-surface Velcro, and the end surface of the first connecting plate 401 away from the slot is provided with a fleece-surface Velcro that matches the hook-surface Velcro;

[0059] The Velcro structure helps the front head support 320 to achieve position limitation with the first connecting plate 401, thereby preventing the front head support 320 from sliding along the first connecting plate 401 during use;

[0060] The crossbeam 301 is provided with a second insertion rod 302, and the front head support pad 310 is provided with a second connecting groove 303, and the second insertion rod 302 is inserted into the second connecting groove 303, and the second insertion rod 302 and the second connecting groove 303 can be connected by adopting the arc-shaped mutual matching structure of the existing technology. The arc-shaped mutual matching structure allows the second insertion rod 302 and the second connecting groove 303 to achieve a small range of deflection, thereby adapting to the user's head shape; the connection between the crossbeam 301 and the front head support pad 310; the front head support pad 310 is against the user's forehead, and the front head support 320 is connected to any position of the first connecting plate 401 and the second connecting plate 402, and the head shape adaptation is achieved by controlling the distance between the front head support pad 310 and the rear headwear component 200 in combination with the deflection of the first connecting plate 401 and the second connecting plate 402 and the rear headwear component 200; independent operation control facilitates more rapid finding of a suitable support point;

[0061] As a preferred implementation of this embodiment, the first curved plate 201 and the second curved plate 203 are connected to the first connecting plate 401 and the second connecting plate 402 at one end away from the rear headband body 202 via a quick-release structure.

[0062] The quick-release structure includes a quick-release pressure cover 510, a rubber ring 520, a fixed cover 530, a first rotating mechanism 540, and a second rotating mechanism 550. The second rotating mechanism 550 is arranged at the end of the first connecting plate 401 or the second connecting plate 402. The first rotating mechanism 540 is arranged at the end of the first curved plate 201 or the second curved plate 203. The first rotating mechanism 540 on the first curved plate 201 and the second rotating mechanism 550 on the first connecting plate 401 are assembled and connected by a set of quick-release pressure cover 510, rubber ring 520, and fixed cover 530, while the second connecting plate 402 is connected by another set of quick-release pressure cover 510, rubber ring 520, and fixed cover 530.

[0063] The quick-release cover 510 includes an outer sealing plate 511, a shaft 512, and an outer limiting tongue 513. One end of the shaft 512 is connected to the outer sealing plate 511. The outer limiting tongue 513 is arranged on the outside of the shaft 512. A first rubber ring groove 514 is also provided on the side of the outer sealing plate 511 where the shaft 512 is arranged.

[0064] A first axial hole is provided at the center of the first rotating mechanism 540 to accommodate the shaft rod 512 passing through. The end surface of the first rotating mechanism 540 away from the quick-release pressure cover 510 is provided with a shaft ring 541, a group ring 544, and an inner limit block 545 connected to the first axial hole. The inner and outer walls of the shaft ring 541 are respectively provided with an inner clamping plate 542 and an outer latching tongue 543. The end of the shaft rod 512 away from the outer sealing plate 511 passes through the first axial hole and extends to the shaft ring 541. The outer limit latching tongue 513 is engaged with the inner clamping plate 542 after rotation.

[0065] A second shaft hole is provided at the center of the second rotating mechanism 550. A limiting clamping plate 552 and a limiting clamping block 553 are provided in the second shaft hole. The shaft ring 541 extends into the second shaft hole at one end away from the quick-release pressure cover 510. The outer latch 543 is also rotatably engaged with the limiting clamping plate 552. The assembly ring 544 is provided on the outer wall of the shaft ring 541 and is engaged with the limiting clamping block 553.

[0066] The fixed cover 530 includes a cover plate 531 and an axial latch 532 and a damping shaft 533 provided on the cover plate 531; the axial latch 532 is engaged with an axial latch groove 551 provided on the end face of the second rotating mechanism 550 away from the first rotating mechanism 540, the damping shaft 533 extends into the second shaft hole, the outer wall of the damping shaft 533 is engaged with the inner limit block 545 provided on the shaft ring 541, the end of the shaft 512 away from the outer sealing plate 511 is inserted into the limit groove provided inside the damping shaft 533, the part of the shaft 512 inserted into the damping shaft 533 is provided with a bayonet, the bayonet structure is adapted to the limit groove structure, and the fixed cover 530 limits the rotation of the shaft 512 through the limit groove and the bayonet;

[0067] In this embodiment, the quick-release pressure cover 510 and the fixed cover 530 form a rotation axis, the second rotation mechanism 550 is fixedly connected to the fixed cover 530 to form an integral structure, and the first rotation mechanism 540 is nested on the shaft 512 and can rotate to a certain extent around the shaft 512 to achieve deflection adjustment; the rear headband assembly 200 achieves deflection adjustment with the first connecting plate 401 and the second connecting plate 402 with the help of the quick-release structure;

[0068] A second rubber ring groove 546 is provided on the end surface of the first rotating mechanism 540 close to the quick-release pressing cover 510. The rubber ring 520 is placed inside the second rubber ring groove 546 and the first rubber ring groove 514. The rubber ring 520 increases the friction between the first rotating mechanism 540 and the quick-release pressing cover 510 during rotation.

[0069] The first curved plate 201 and the second curved plate 203 extend away from the end of the head-mounted host 100 and into the interior of the rear head-mounted body 202. Racks are provided at the ends of the first curved plate 201 and the second curved plate 203. The racks are engaged with the adjustment gears located inside the rear head-mounted body 202. Rotating the adjustment gears changes the lengths of the first curved plate 201 and the second curved plate 203 located outside the rear head-mounted body 202 to secure the head.

[0070] The drive structure of the adjustment gear and the rack design structure of the first curved plate 201 and the second curved plate 203 are the same as the head and tail tightness adjustment method of the existing electric vehicle helmet; the back head support pad 210 is provided on the back head wearing body 202;

[0071] First insertion rods 205 are provided on both sides of the back head support pad 210. A first connecting groove 204 is provided on the side of the back headgear body 202 facing the head-mounted host 100. A deflection axis is provided in the first connecting groove 204. A deflection hole adapted for the deflection axis is provided at the end of the first insertion rod 205. When the first insertion rod 205 is inserted into the first connecting groove 204, the deflection hole is nested in the deflection axis, and the first insertion rod 205 deflects around the deflection axis in the first connecting groove 204.

[0072] In this embodiment, the back head support pad 210 achieves an automatic deflection effect with the help of the first insertion rod 205 and the first connecting groove 204, and automatically deflects to an optimal state when in contact with the back of the head;

[0073] The back head support pad 210 and the front head support pad 310 are both made of a plastic plate and a sponge pad. The sponge pad is adhered to the plastic plate by Velcro. The first insertion rod 205 and the second connecting groove 303 are correspondingly arranged on the plastic plates of the back head support pad 210 and the front head support pad 310.

[0074] The power supply assembly 220 includes a mobile power supply and a power base and a power port provided on the rear headband body 202. The power port is provided in the power base, which is adapted to the mobile power supply. The mobile power supply is connected to the power port by snapping. The power supply assembly 220 supplies power to the device. The power supply assembly 220 is a lithium battery. The outer side of the power port is closed and protected by a cover when not connected to a power source.

[0075] The bottom of the mobile power bank has several magnets, several grooves, a charging port, and a metal pinhole. The power base is equipped with several magnets, several protrusions, and a metal pin. The power port is located inside the power base, and the metal pin is arranged inside the power port. The magnets correspond to the positions of the magnets in the mobile power bank. The protrusions are inserted into the grooves, and the metal pins are connected to the metal pinholes. The power port is connected to the power input terminal on the host computer to supply power to the host computer. The protrusions, grooves, and magnets are designed to enhance the stability of the connection between the mobile power bank and the battery base. The charging port is located on the other side of the metal pinhole.

[0076] The mobile power supply also contains a vibration sensor device, which can be blindly plugged in to charge when the user is using the head-mounted device, and the user will be prompted that the charging is successful.

[0077] It should be noted that for the aforementioned embodiments, for simplicity of description, they are all expressed as a series of action combinations. However, those skilled in the art should be aware that the present invention is not limited by the order of the actions described, because according to the present invention, certain steps may be performed in other orders or simultaneously. Secondly, those skilled in the art should also be aware that the embodiments described in this specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the present invention.

[0078] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the scope of protection of the present invention. Obviously, the embodiments described are only some embodiments of the present invention, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making any creative work are within the scope to be protected by the present invention. Although the present invention has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the present invention according to the circumstances without conflict, without making any creative work, so as to obtain different other technical solutions that do not deviate from the concept of the present invention in essence, and these technical solutions also fall within the scope to be protected by the present invention.

Claims

1. A front head-mounted assembly of a VR head-mounted device, characterized in that: include: A first connecting plate (401) and a second connecting plate (402), wherein the first connecting plate (401) and the second connecting plate (402) are arranged on a VR head-mounted device; The front headgear assembly (300) comprises a crossbeam (301), a front head support pad (310) arranged on the crossbeam (301), and a front head support (320); the front head support (320) is arranged at both ends of the crossbeam (301); and the front head support (320) is connected to a first connecting plate (401) and a second connecting plate (402).

2. The front head-mounted assembly of a VR head-mounted device according to claim 1, wherein: The front head support (320) comprises a support fixing slot (321) and a support fixing cover (322), wherein the support fixing cover (322) is rotatably connected to the support fixing slot (321); The end surface of the support fixing slot (321) away from the support fixing cover (322) is engaged with the first connecting plate (401), and the support fixing cover (322) passes through the support fixing slot (321) from the inside of the support fixing slot (321) and contacts and connects with the first connecting plate (401).

3. The front head-mounted assembly of a VR head-mounted device according to claim 2, wherein: The supporting and fixing cover (322) is connected to the first connecting plate (401) via Velcro.

4. The front head-mounted assembly of a VR head-mounted device according to claim 3, wherein: A second insertion rod (302) is provided on the crossbeam (301), a second connecting groove (303) is provided on the front head support pad (310), and the second insertion rod (302) is inserted into the second connecting groove (303).

5. The front head-mounted assembly of a VR head-mounted device according to claim 4, wherein: The first connecting plate (401) and the second connecting plate (402) have the same structure, and the second connecting plate (402) is connected to the front head support (320) away from the first connecting plate (401).

6. A VR head-mounted device comprising the front head-mounted assembly of the VR head-mounted device according to claim 5, characterized in that: include: A head-mounted host (100), wherein the head-mounted host (100) is provided with a first support plate (101) and a second support plate (102), a display device is provided on the head-mounted host (100), and the first connecting plate (401) and the second connecting plate (402) are respectively engaged and connected with the first supporting plate (101) and the second supporting plate (102); A rear head-mounted assembly (200) includes a first curved plate (201), a rear head-mounted main body (202), and a second curved plate (203). The first curved plate (201) and the second curved plate (203) are respectively arranged at two ends of the rear head-mounted main body (202). The first curved plate (201) and the second curved plate (203) are respectively rotatably connected to one end of the first connecting plate (401) and the second connecting plate (402) away from the head-mounted main body (100).

7. A VR head mounted device according to claim 6, characterized in that: A quick-release structure is provided between the first arc-shaped plate (201) and the first connecting plate (401), the quick-release structure comprising a quick-release pressure cover (510), a rubber ring (520), a fixed cover (530), a first rotating mechanism (540) and a second rotating mechanism (550), wherein the second rotating mechanism (550) is provided at the end of the first arc-shaped plate (201), and the first rotating mechanism (540) is provided at the end of the first connecting plate (401); The second rotating mechanism (550) is fixedly connected to the fixed cover (530), and the first rotating mechanism (540) is nested on the shaft (512) provided on the quick-release pressure cover (510). The shaft (512) passes through the first rotating mechanism (540) and is inserted into the damping shaft (533) provided on the fixed cover (530). The end face of the damping shaft (533) is provided with a limiting groove, and the inner part of the shaft (512) inserted into the damping shaft (533) is provided with a bayonet. The fixed cover (530) limits the rotation of the shaft (512) through the limiting groove and the bayonet.

8. A VR head mounted device according to claim 7, characterized in that: A first axial hole for accommodating the shaft (512) passing through is provided at the center of the first rotating mechanism (540); a shaft ring (541) and a group ring (544) communicating with the first axial hole are provided on the end surface of the first rotating mechanism (540) away from the quick-release pressure cover (510); an inner clamping plate (542) and an outer clamping tongue (543) are provided on the inner wall and the outer wall of the shaft ring (541), respectively; A second shaft hole for accommodating the second rotating mechanism (550) is provided at the center thereof, and a limiting clamping plate (552) and a limiting clamping block (553) are provided in the second shaft hole; The shaft (512) extends to the shaft ring (541), and the shaft (512) is provided with an outer limit latch (513) for mutual installation, and the outer limit latch (513) is engaged with the inner clamping plate (542) after rotation; the shaft ring (541) and the group ring (544) extend into the second shaft hole, and the outer latch (543) is engaged with the limit clamping plate (552), and the group ring (544) is engaged with the limit clamping block (553).

9. A VR head mounted device according to claim 8, characterized in that: The rear headband main body (202) is further provided with a rear head support pad (210), and the rear head support pad (210) is arranged on the rear headband main body (202); A first insertion rod (205) is provided on both sides of the back head support pad (210); a first connecting groove (204) is provided on the side of the back head-mounted main body (202) facing the head-mounted host (100); a deflection axis is provided in the first connecting groove (204); a deflection hole adapted to the deflection axis is provided at the end of the first insertion rod (205); when the first insertion rod (205) is inserted into the first connecting groove (204), the deflection hole is nested on the deflection axis.

10. A VR head mounted device according to claim 9, characterized in that: The rear headband assembly (200) further includes a power supply assembly (220), wherein the power supply assembly (220) includes a mobile power supply, a power base and a power port arranged on the rear headband body (202), wherein the mobile power supply is connected to the power base by plugging, and the mobile power supply is electrically connected to the power port.

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