CN114637117A

CN114637117A - Head-mounted display equipment

Info

Publication number: CN114637117A
Application number: CN202210335254.3A
Authority: CN
Inventors: 徐可; 邵鹏
Original assignee: Suzhou Firefly Space Technology Co ltd
Current assignee: Suzhou Firefly Space Technology Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-06-17

Abstract

The invention relates to a head-mounted display device which is arranged on a head-mounted device with a shell and a brim and comprises a head ring, a display device main body and a brim fixing structure, wherein the head ring is sleeved on the shell; the brim fixing structure comprises a clamping part which is detachably arranged on the brim, and one end of the clamping part close to the head is connected with the head ring; one end of the clamping component far away from the head part is connected with the display device main body; the head ring is provided with a battery module used for supplying power to the display equipment main body, and the battery module at least comprises a detachable battery pack. The display equipment main body can be arranged on the head-mounted devices with various specifications by matching the head ring with the cap peak fixing structure, so that different requirements of users are met; meanwhile, the battery duration is increased by replacing the detachable battery pack and the user experience is improved.

Description

Head-mounted display equipment

Technical Field

The invention relates to the technical field of wearable equipment, in particular to head-mounted display equipment.

Background

With the development of virtual reality technology, the requirements for head-mounted display devices are higher and higher. Most of the existing head-mounted display devices have the following defects: 1. the display equipment is directly integrated on the helmet with a specific model, and the requirements of users on the use scene, the size and the comfort degree of the helmet are different inevitably, so that the display equipment cannot meet the requirements of the users, and the user experience is poor; 2. because whole display device directly wears on the head, if weight is too big, can cause great pressure to user's head, influence the comfort level, consequently can require whole display device's weight lighter usually, this size that has just restricted the battery for the display device power supply greatly leads to display device's duration relatively poor then, further influences user experience.

Therefore, how to provide a head-mounted display device that can be applied to various usage scenarios and can increase endurance is a technical problem that needs to be solved by those skilled in the art.

Disclosure of Invention

The invention provides a head-mounted display device to solve the technical problem.

In order to solve the above technical problems, the present invention provides a head-mounted display device, which is mounted on a head-mounted apparatus having a housing and a visor, and comprises a head ring, a display device main body, and a visor fixing structure,

the head ring is sleeved on the shell;

the brim fixing structure comprises a clamping part which is detachably arranged on the brim, and one end of the clamping part close to the head is connected with the head ring; one end of the clamping component far away from the head part is connected with the display device main body;

the head ring is provided with a battery module used for supplying power to the display equipment main body, and the battery module at least comprises a detachable battery pack.

Preferably, the head ring is made of a deformable material.

Preferably, the deformable material comprises at least one of deformable metal or deformable plastic.

Preferably, the head ring adopts a deformation structure.

Preferably, the head ring is formed by sequentially hinging and enclosing a plurality of hinges end to end.

Preferably, at least one adjusting bolt is arranged on the head ring, and the adjusting bolt penetrates through the head ring to be in contact with the shell.

Preferably, the adjusting bolt is arranged on one side of the head ring far away from the clamping component.

Preferably, one end of the clamping component close to the head part is hinged with the head ring; one end of the clamping component far away from the head part is hinged with the display device main body.

Preferably, the clamping part adopts a U-shaped connecting piece, the U-shaped connecting piece comprises a first side wall, a bottom wall and a second side wall which are sequentially connected, the free end of the first side wall is hinged to the head ring, the bottom wall is hinged to the display device main body, and the brim is inserted into and detachably mounted between the first side wall and the second side wall.

Preferably, the length of the first side wall is greater than or equal to the length of the second side wall.

Preferably, the visor fixing structure further comprises a first rotating shaft and a second rotating shaft, and the first side wall is hinged to the head ring through the first rotating shaft; the bottom wall is hinged to the display device main body through the second rotating shaft.

Preferably, one end of the second rotating shaft is further provided with a limiting bolt.

Preferably, the visor fixing structure further includes a fixing bolt penetrating from above the first side wall and contacting the visor.

Preferably, the first side wall, the bottom wall and the second side wall are integrally formed.

Preferably, the first side wall, the bottom wall and the second side wall are respectively of a telescopic structure.

Preferably, the battery module further comprises a battery compartment and a backup battery, the battery compartment is fixed on the head ring, the backup battery is fixedly installed in the battery compartment, and the detachable battery pack is detachably connected with the battery compartment.

Preferably, the detachable battery pack is further connected with the backup battery circuit for charging the backup battery.

Preferably, the detachable battery pack is connected with the battery compartment in a magnetic type.

Preferably, the battery module is disposed at a rear end of the head ring corresponding to the clamping member.

Preferably, the display device main body at least comprises a casing and a control module arranged in the casing, and a heat dissipation module for cooling a main board and a processor in the control module is further arranged in the casing.

Preferably, the heat dissipation module includes two sets of heat dissipation mechanisms, each set of heat dissipation mechanism includes a heat conduction metal plate, a heat conduction pipe, and heat dissipation fins connected in sequence, free ends of the two heat conduction metal plates are respectively and fixedly connected with the main board and the processor, and the two heat dissipation fins are respectively installed on the housing.

Preferably, the main board and the processor are both located in the middle of the display device main body, and the two cooling fins are respectively located on the left side and the right side of the shell.

Preferably, the heat conducting metal plate and the heat sink are provided with grooves matched with the heat conducting pipe at positions contacted with the heat conducting pipe, and the cross section of each groove is semicircular.

Preferably, the heat pipe is fixedly connected with the heat conducting metal plate and the heat sink by low-temperature welding.

Preferably, each group of the heat dissipation mechanisms further includes a micro blower, an air inlet of the micro blower is disposed at the bottom of the housing, and an air outlet of the micro blower is disposed at a position on the side of the housing corresponding to the heat dissipation fins.

Preferably, the display device main body includes one of a VR device, an AR device, or an MR device.

Preferably, the headgear comprises at least a helmet and a hard hat.

Compared with the prior art, the head-mounted display device provided by the invention has the beneficial effects that but not limited to:

1. the head ring and the brim fixing structure are matched, so that the display equipment main body can be arranged on various head-mounted devices with different specifications, and the individual requirements of different users are met;

2. the detachable battery pack is utilized, more than one detachable battery pack can be equipped for the head-mounted display equipment, and the battery can be replaced by detaching the detachable battery pack, so that the cruising ability of the battery is improved, and the user experience is improved;

3. the heat dissipation module for cooling the main board and the processor in the control module is additionally arranged in the shell, so that the shutdown and even the shortening of the service life of the equipment caused by overheating of the equipment are avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below. It is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for a person skilled in the art that the invention can also be applied to other similar scenarios according to these drawings without inventive effort. Unless otherwise apparent from the context of language or otherwise indicated, like reference numerals in the figures refer to like structures.

Fig. 1 is a schematic perspective view of a head-mounted display device according to an embodiment of the invention;

FIG. 2 is a top view of a head mounted display device according to an embodiment of the invention;

FIG. 3 is a schematic perspective view of a visor-fixing structure according to an embodiment of the present invention;

FIGS. 4 and 5 are sectional views of a visor-fixing structure according to an embodiment of the present invention;

FIG. 6 is a schematic illustration of the disassembly of a removable battery pack, in accordance with one embodiment of the present invention;

fig. 7 and 8 are schematic perspective views of a heat dissipation module according to an embodiment of the invention;

fig. 9 is a cross-sectional view of a heat dissipation module according to an embodiment of the invention.

In the figure: 01-shell, 02-brim; 10-head ring, 11-adjusting bolt, 20-display device body, 21-main board, 22-processor, 23-heat dissipation module, 24-heat conduction metal plate, 25-heat conduction pipe, 26-heat dissipation plate, 27-micro blower, 30-brim fixing structure, 31-U type connecting piece, 32-first side wall, 33-bottom wall, 34-second side wall, 35-first rotating shaft, 36-second rotating shaft, 37-fixing bolt, 38-limiting bolt, 40-battery module, 41-battery bin, 42-detachable battery pack and 43-spare battery.

Detailed Description

In order to more thoroughly express the technical scheme of the invention, the following specific examples are listed to demonstrate the technical effect; it is emphasized that these examples are intended to illustrate the invention and are not to be construed as limiting the scope of the invention.

As used in this specification and the appended claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are intended to be inclusive in the plural, unless the context clearly dictates otherwise. The terms "comprising" and "comprises" are intended to be inclusive and mean that there may be additional elements other than the listed elements. The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment". Relevant definitions for other terms will be given in the following description.

As shown in fig. 1 to 6, the head-mounted display device provided by the present invention is mounted on a head-mounted apparatus having a housing 01 and a visor 02, and includes a head ring 10, a display device main body 20, and a visor fixing structure 30.

The head ring 10 is sleeved on the housing 01, and is used for limiting the relative position of the head-mounted display device and the head-mounted apparatus. In some embodiments, the headgear may be a helmet or hard hat. In other embodiments, the headgear may also be a hat with a hard outer shell and other materials such as a baseball cap, a dust cap, a wind cap, etc. with a visor 02. The head-mounted device can provide enough support for the head-mounted display equipment, so that the head-mounted display equipment provided by the application can be applied to various different scenes.

The brim fixing structure 30 comprises a clamping part which is detachably mounted on the brim 02, and one end of the clamping part close to the head is connected with the head ring 10; the end of the clip member remote from the head is connected to the display device body 20. In some embodiments, a structure similar to a clip (e.g., a file folder, a clothes clip) may be used to clip the clip member to the visor 02, thereby fixing the connection between the headband 10, the clip member, and the display device main body 20.

According to the invention, the head ring 10 is matched with the brim fixing structure 30, so that the display equipment main body 20 can be arranged on various head-mounted devices with different specifications, and the individual requirements of different users can be met.

The head ring 10 is provided with a battery module 40 for supplying power to the display device main body 20, and the battery module 40 at least comprises a detachable battery pack 42. In some embodiments, more than one detachable battery pack 42 may be provided for a head-mounted display device, and the battery life may be increased and the user experience may be improved by detaching and replacing the detachable battery packs 42. In other embodiments, a display screen for displaying the remaining power may be installed on the removable battery pack 42, so that the user can observe the remaining power of the removable battery pack 42 at any time. In other embodiments, an alarm prompting unit may be further installed on the detachable battery pack 42, and when the electric quantity of the detachable battery pack 42 is lower than a threshold value, an alarm is issued to remind a user to replace the detachable battery pack 42 in time.

In some embodiments, the head ring 10 is made of a deformable material, and after the head ring 10 is sleeved on the shell 01, the head ring 10 is prevented from falling off the shell 01 by the deformable material conforming to the arc of the shell 01. In some embodiments, the deformable material includes at least one of a deformable metal (e.g., using a conformable copper sheet and a platinum sheet, utilizing the difference in expansion coefficients of two different metal materials that form a bend when heated) or a deformable plastic (e.g., PVC plastic, bent directly by hand, conforming to the arc of the housing 01).

In other embodiments, the head ring 10 may adopt a deformed structure, for example, the head ring 10 may be formed by sequentially enclosing the head ring 10 end to end by using a plurality of hinges, so that the head ring 10 can adapt to different radians of different shells 01, wherein the number of the hinges may be determined according to the precision of adjustment.

In some embodiments, the size of the headband 10 may be slightly larger than the largest head diameter of the headgear so that the headband 10 fits over the shell 01 of most headgear.

In some embodiments, at least one adjusting bolt 11 is disposed on the head ring 10, and the adjusting bolt 11 passes through the head ring 10 and contacts the housing 01. When the size of the head ring 10 is slightly larger than the size of the bottom of the shell 01, the adjusting bolt 11 is screwed into the head ring 10 and extends out of the head ring 10, so that the size difference between the head ring 10 and the shell 01 can be adjusted, and meanwhile, the head ring 10 and the shell 01 are fixed. In some embodiments, the adjusting bolt 11 is disposed on a side of the head ring 10 away from the clamping member, and is used for tightly pushing the housing 01 towards the clamping member, so as to facilitate connection between the clamping member and the visor 02.

In other embodiments, as shown in fig. 2, the number of the adjusting bolts 11 is two, two adjusting bolts 11 are disposed at the rear of the head-mounted device, and by screwing the adjusting bolts 11, the housing 01 is pushed from the rear, and the front visor fixing structure 30 is matched to clamp the visor 02, so that the fixing effect of the display device main body 20 and the head-mounted device is achieved, and meanwhile, the head-mounted device can be prevented from shaking in the head ring 10.

Referring to fig. 3 to 5, in some embodiments, one end of the clamping member near the head is hinged to the head ring 10 (e.g., a hinge, a gear, etc.), so as to adjust the angle between the head ring 10 and the clamping member to adapt to different slopes of different visors 02 of different types of headgear. The one end that the head was kept away from to the hold assembly with display device main part 20 is articulated to realize the angle modulation between hold assembly (brim of a hat 02) and the reality equipment main part 20, the user can be according to self demand, freely adjusts the angle of display device main part 20 for people's face (or people's eye), further improves user experience.

Referring to fig. 3 to 5, in some embodiments, the clamping member is a U-shaped connecting member 31, the U-shaped connecting member 31 includes a first side wall 32, a bottom wall 33 and a second side wall 34 which are sequentially connected, a free end of the first side wall 32 is hinged to the head ring 10, the bottom wall 33 is hinged to the display device main body 20, and the visor 02 is inserted and detachably mounted between the first side wall 32 and the second side wall 34, so as to clamp the visor fixing structure 30 on the visor 02. In other embodiments, the clamping member may also be a C-shaped connecting member, a frame-shaped connecting member, or the like, which can achieve the above-mentioned functions.

In some embodiments, the length of the first side wall 32 (the length direction is the line of sight direction) is greater than or equal to the length of the second side wall 34, in other words, the second side wall 34 can have a certain retraction amount relative to the first side wall 32, and sufficient room for the display device main body 20 to give way is provided without affecting the installation of the U-shaped connecting member 31.

Referring to fig. 3 to 5, in some embodiments, the visor fixing structure 30 further includes a first rotating shaft 35 and a second rotating shaft 36, and the first side wall 32 is hinged to the head ring 10 through the first rotating shaft 35, so as to adjust an angle between the head ring 10 and the first side wall 32; the bottom wall 33 passes through the second rotating shaft 36 with the display device main body 20 is articulated, and after the U-shaped connecting piece 31 and the brim 02 are clamped and fixed, a user can freely adjust the angle of the display device main body 20 relative to the human face (or human eyes) according to the requirements of the user, so that the user experience is further improved. Compared with other hinged forms, the structure with the first rotating shaft 35 and the second rotating shaft 36 is adopted, on the premise that the connecting effect is not influenced, the cost is lower, and the occupied space is smaller.

Referring to fig. 3 to 5, in some embodiments, a limiting bolt 38 is further disposed at one end of the second rotating shaft 36, and after the display device main body 20 is rotated to a proper angle by a user, the angle of the display device main body 20 can be locked by the limiting bolt 38, so as to prevent the change of the position of the display device main body 20 caused by the self-gravity of the device or the shaking of the user.

With continued reference to fig. 3 to 5, in some embodiments, the visor fixing structure 30 further includes a fixing bolt 37, and the fixing bolt 37 penetrates from above the first side wall 32 and contacts with the visor 02, so as to press the visor 02 against the inner surface of the second side wall 34, thereby completing the fixing connection between the visor 02 and the U-shaped connecting member 31, and the fixing bolt 37 can be adapted to different thicknesses of different visors 02 in different types of safety helmets. Compared with other fixing modes, the fixing bolt 37 is adopted to fasten the brim fixing structure 30, and the occupied space is small. In other embodiments, the end of the fixing bolt 37, which is in contact with the visor 02, is made of a rubber material, so that friction is increased, and the end of the fixing bolt 37 is prevented from scratching the visor 02.

In some embodiments, the first side wall 32, the bottom wall 33 and the second side wall 34 are integrally formed, for example, the U-shaped connecting member 31 can be formed by stamping and cutting a single steel plate, which is easy to manufacture and low in cost, and for example, the U-shaped connecting member can be formed by stamping and cutting a lighter aluminum plate to reduce the weight of the whole display device.

In other embodiments, the first side wall 32, the bottom wall 33, and the second side wall 34 are respectively of a telescopic structure, for example, an inner rod and an outer rod are sleeved in a telescopic manner, and the telescopic structure of the first side wall 32 and the second side wall 34 can be adapted to different lengths of various visor 02 of various types of safety helmets; the expansion of the bottom wall 33 can be adapted to different radians (radians between the left and right sides) of various visor 02 in various types of safety helmets and the thickness of the visor 02.

Referring to fig. 6, in some embodiments, the battery module 40 further includes a battery compartment 41 and a backup battery 43, the battery compartment 41 is fixed on the head ring 10, the backup battery 43 is fixedly installed in the battery compartment 41, and the detachable battery pack 42 is detachably connected with the battery compartment 41 (e.g., by a snap-fit connection). Removable battery package 42 and stand-by battery 43 in this application can supply power for display device main part 20 alternately, can be when removable battery package 42 electric quantity is less than the threshold value, dismantle removable battery package 42, usable stand-by battery 43 is as the power of transition phase this moment, change the higher removable battery package 42 back of electric quantity, continue to supply power for display device main part 20 by removable battery package 42, and like this, display device main part 20 sustainable work, need not because battery electric quantity exhausts and the use of interrupt apparatus, thereby greatly increased the duration of battery, promote user satisfaction.

In other embodiments, the removable battery pack 42 may also be electrically connected to the backup battery 43 for recharging the backup battery 43. That is, after the detachable battery pack 42 with a high electric quantity is replaced, the detachable battery pack 42 can be used for supplying power to the display device main body 20, and meanwhile, the standby battery 43 can be charged by using the detachable battery pack 42 so as to be used for the next time of the standby battery 43.

In some embodiments, the detachable battery pack 42 and the battery compartment 41 are magnetically connected, so that the detachment and installation are convenient.

Referring to fig. 6, in some embodiments, the battery module 40 is disposed at a rear end of the head ring 10 corresponding to the clamping member, i.e., an end opposite to the visor 02 and the visor fixing structure 30, so as to achieve a counterweight function and avoid a problem that the front display device main body 20 is too heavy and the head-mounted apparatus tilts forward. In some embodiments, the visor fixing structure 30, the display device main body 20, and the battery module 40 are made of lightweight materials, so that the weight of the entire device is reduced, and a burden on a user is avoided.

Referring to fig. 7 to 9, in some embodiments, the display device main body 20 at least includes a housing and a control module disposed in the housing, and a heat dissipation module 23 for cooling a main board 21 and a processor 22 in the control module is further disposed in the housing. In order to cooperate with the stronger battery endurance generated by the detachable battery pack 42, the heat dissipation module 23 is added for active heat dissipation.

Referring to fig. 7 to 9, in some embodiments, the heat dissipation module 23 includes two sets of heat dissipation mechanisms, each set of heat dissipation mechanism includes a heat conductive metal plate 24, a heat conductive pipe 25, and a heat dissipation fin 26 connected in sequence, free ends of the two heat conductive metal plates 24 are respectively fixed to the motherboard 21 and the processor 22, and the two heat dissipation fins 26 are respectively mounted on the housing, so as to transfer working heat generated by the motherboard 21 and the processor 22 to an outside of the housing. In some embodiments, the processor 22 itself is not easily connected to the heat conducting metal plate 24, and a block structure surrounding the processor 22 may be adopted, and then the heat conducting metal plate 24 is fixed to the block structure by 3 screws, so as to connect the heat conducting metal plate 22 to the processor 22.

With continued reference to fig. 7 to 9, in some embodiments, the main board 21 and the processor 22 are located in the middle of the display device main body 20, and they may be fixedly connected. The two cooling fins 26 are respectively arranged on the left side and the right side of the shell. The two groups of heat dissipation mechanisms in the application adopt a symmetrical structure, so that working heat generated by the mainboard 21 and the processor 22 in the middle is transferred to the two sides of the shell and transferred to the outside of the equipment through the heat dissipation fins 26, and active heat dissipation is realized; in addition, the configuration form can also improve the utilization rate of the space in the shell, occupy smaller space and achieve better heat dissipation effect.

With continued reference to fig. 7-9, in some embodiments, the heat conducting metal plate 24 and the heat sink 26 are provided with grooves matching the heat conducting pipes 25 at the positions contacting the heat conducting pipes 25, and the cross sections of the grooves are semicircular. In other words, the heat conductive metal plate 24 and the heat sink 26 are not in line contact (cylinder-to-plate contact) at the contact with the heat conductive pipe 25, but in clad surface contact, thereby increasing the contact area and further increasing the heat dissipation efficiency.

With continued reference to fig. 7 and 9, in some embodiments, the heat conducting pipe 25, the heat conducting metal plate 24 and the heat sink 26 are fixedly connected by low temperature welding, which can not only enhance the firmness of the connection, but also further improve the heat conducting efficiency, compared with the conventional connection by using heat conducting glue.

With continued reference to fig. 7 and 9, in some embodiments, each set of the heat dissipation mechanisms further includes a micro blower 27, an air inlet of the micro blower 27 is disposed at the bottom of the housing, and an air outlet of the micro blower 27 is disposed at a position on the side of the housing corresponding to the heat dissipation fins 26, so as to accelerate the air flow speed and further improve the heat dissipation efficiency on the basis of heat dissipation by using the heat conductive metal plate 24, the heat conductive pipe 25, and the heat dissipation fins 26.

It should be noted that, the display device main body 20 includes, but is not limited to, a VR device (e.g., VR glasses), an AR device (e.g., AR glasses), or an MR device (e.g., MR glasses), and for structures of a camera acquisition, a scene creation device, computer software, an imaging device, and the like, which are related to each device, reference may be made to relevant descriptions in the prior art, which is not repeated in this application.

In summary, the head-mounted display device provided by the invention is mounted on a head-mounted device with a housing 01 and a visor 02, and comprises a head ring 10, a display device main body 20 and a visor fixing structure 30. The head ring 10 is sleeved on the housing 01 and used for limiting the relative position of the head-mounted display device and the head-mounted device. In some embodiments, the headgear may be a helmet or hard hat. The brim fixing structure 30 comprises a clamping part which is detachably mounted on the brim 02, and one end of the clamping part close to the head is connected with the head ring 10; one end, far away from the head, of the clamping part is connected with the display device main body 20, the clamping part is clamped on the brim 02, and the head ring 10, the clamping part and the display device main body 20 are fixedly connected. According to the invention, the head ring 10 is matched with the brim fixing structure 30, so that the display equipment main body 20 can be arranged on various head-mounted devices with different specifications, and the individual requirements of different users can be met. The head ring 10 is provided with a battery module 40 for supplying power to the display device main body 20, and the battery module 40 at least comprises a detachable battery pack 42. In some embodiments, more than one detachable battery pack 42 may be provided for a head-mounted display device, and the battery life may be increased and the user experience may be improved by detaching and replacing the detachable battery packs 42.

While various presently contemplated embodiments of the invention have been discussed in the foregoing disclosure by way of example, it is to be understood that such detail is solely for that purpose and that the appended claims are not limited to the disclosed embodiments, but, on the contrary, are intended to cover all modifications and equivalent arrangements that are within the spirit and scope of the embodiments herein.

Similarly, it should be noted that in the preceding description of embodiments of the application, various features are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure aiding in the understanding of one or more of the embodiments. This method of disclosure, however, is not intended to require more features than are expressly recited in the claims. Indeed, the embodiments may be characterized as having less than all of the features of a single embodiment disclosed above.

Numerals describing the number of components, attributes, etc. are used in some embodiments, it being understood that such numerals used in the description of the embodiments are modified in some instances by the use of the modifier "about", "approximately" or "substantially". Unless otherwise indicated, "about", "approximately" or "substantially" indicates that the numbers are allowed to vary. Accordingly, in some embodiments, the numerical parameters used in the specification and claims are approximations that may vary depending upon the desired properties of the individual embodiments.

Finally, it should be understood that the embodiments described herein are merely illustrative of the principles of the embodiments of the present application. Other variations are also possible within the scope of the present application. Thus, by way of example, and not limitation, alternative configurations of the embodiments of the present application can be viewed as being consistent with the teachings of the present application. Accordingly, the embodiments of the present application are not limited to only those embodiments explicitly described and depicted herein.

Claims

1. A head-mounted display device is arranged on a head-mounted device with a shell and a brim and is characterized by comprising a head ring, a display device main body and a brim fixing structure,

the head ring is sleeved on the shell;

2. The head-mounted display device of claim 1, wherein the headring is made of a deformable material.

3. The head-mounted display device of claim 2, wherein the deformable material comprises at least one of a deformable metal or a deformable plastic.

4. The head-mounted display device of claim 1, wherein the headring adopts a deformed configuration.

5. The head-mounted display device of claim 4, wherein the head ring is enclosed by a plurality of hinges that are hinged end-to-end in sequence.

6. The head-mounted display device of claim 1, wherein the head ring has at least one adjustment bolt disposed thereon, the adjustment bolt passing through the head ring to contact the housing.

7. The head-mounted display device of claim 6, wherein the adjustment bolt is disposed on a side of the head ring away from the clamping member.

8. The head-mounted display device of claim 1, wherein an end of the grip member near the head is hinged to the head ring; one end of the clamping component far away from the head part is hinged with the display device main body.

9. The head-mounted display device of claim 8, wherein the clamping member is a U-shaped connecting member, the U-shaped connecting member comprises a first side wall, a bottom wall and a second side wall which are sequentially connected, the free end of the first side wall is hinged with the head ring, the bottom wall is hinged with the display device main body, and the visor is inserted and detachably mounted between the first side wall and the second side wall.

10. The head-mounted display device of claim 9, wherein a length of the first sidewall is equal to or greater than a length of the second sidewall.

11. The head-mounted display device of claim 9, wherein the visor-fixing structure further comprises a first rotation shaft and a second rotation shaft, the first sidewall being hinged to the head ring by the first rotation shaft; the bottom wall is hinged with the display device main body through the second rotating shaft.

12. The head-mounted display device of claim 11, wherein one end of the second rotating shaft is further provided with a limit bolt.

13. The head-mounted display device of claim 9, wherein the visor-fixing structure further comprises a fixing bolt penetrating from above the first side wall and contacting the visor.

14. The head-mounted display device of claim 9, wherein the first sidewall, the bottom wall, and the second sidewall are integrally formed.

15. The head-mounted display device of claim 9, wherein the first side wall, the bottom wall, and the second side wall are each of a telescopic structure.

16. The head-mounted display device of claim 1, wherein the battery module further comprises a battery compartment and a backup battery, the battery compartment is fixed on the head ring, the backup battery is fixedly installed in the battery compartment, and the detachable battery pack is detachably connected with the battery compartment.

17. The head-mounted display device of claim 16, wherein the removable battery pack is further connected to the battery backup circuit for charging the battery backup.

18. The head-mounted display device of claim 16, wherein the removable battery pack is magnetically coupled to the battery compartment.

19. The head-mounted display device of claim 1, wherein the battery module is disposed at a rear end of the head ring corresponding to the clamping member.

20. The head-mounted display device of claim 1, wherein the display device body comprises at least a housing and a control module disposed in the housing, and a heat dissipation module for cooling a motherboard and a processor in the control module is further disposed in the housing.

21. The head-mounted display device of claim 20, wherein the heat dissipation module comprises two sets of heat dissipation mechanisms, each set of heat dissipation mechanism comprises a heat conducting metal plate, a heat conducting pipe and a heat dissipation fin connected in sequence, free ends of the two heat conducting metal plates are respectively fixedly connected with the main board and the processor, and the two heat dissipation fins are respectively mounted on the housing.

22. The head-mounted display device of claim 21, wherein the main board and the processor are both located in a middle portion of the display device body, and the two cooling fins are respectively provided on left and right sides of the housing.

23. The head-mounted display device of claim 21, wherein the heat conductive metal plate and the heat sink are provided with grooves matching the heat conductive pipes at positions contacting the heat conductive pipes, the grooves having a semicircular cross section.

24. The head-mounted display device of claim 23, wherein the heat pipe is fixedly connected to the heat conductive metal plate and the heat sink using low temperature welding.

25. The head-mounted display device of claim 21, wherein each set of the heat dissipation mechanisms further comprises a micro-blower having an air inlet disposed at a bottom of the housing and an air outlet disposed at a side of the housing at a position corresponding to the heat sink.

26. The head-mounted display device of claim 1, wherein the display device body comprises one of a VR device, an AR device, or an MR device.

27. The head-mounted display device of claim 1, wherein the head-mounted apparatus comprises at least a helmet and a hard hat.