CN115755412A

CN115755412A - Head-mounted equipment

Info

Publication number: CN115755412A
Application number: CN202211529377.7A
Authority: CN
Inventors: 杜林�; 王金伟
Original assignee: Goertek Techology Co Ltd
Current assignee: Goertek Techology Co Ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-07
Also published as: WO2024114133A1

Abstract

The invention belongs to the technical field of head-mounted display, and particularly relates to head-mounted equipment which comprises a host and a head support, wherein rotating arms are respectively and rotatably arranged at two opposite sides of the head support, the two rotating arms are arranged in parallel and are in sliding connection with the host, locking structures are respectively arranged between the head support and the two rotating arms, sliding driving mechanisms for driving the host to slide along the two rotating arms are respectively and rotatably arranged at two opposite sides of the head support, the two sliding driving mechanisms are respectively and coaxially arranged with the rotating arms at the corresponding sides, an upturning toggle structure and a downturning toggle structure which can be combined/separated are arranged between the sliding driving mechanisms and the rotating arms at the same side, when the upturning toggle structure is combined, the downturning toggle structure is in a separated state, and when the downturning toggle structure is combined, the upturning toggle structure is in a separated state. Because the host computer slides the back to the one side of keeping away from user's face, there is the interval between facing mask and user's face, has solved the facing mask when the host computer upset and has rubbed the facial problem of user.

Description

Head-mounted device

Technical Field

The invention belongs to the technical field of head-mounted display, and particularly relates to head-mounted equipment.

Background

With the development of technology, more and more head-mounted devices (AR-type head-mounted devices, VR-type head-mounted devices) appear in daily life. When wearing the head-mounted device, often need interact with the external world, for example need see keyboard typing under the official working scene, need see in the daily life scene cell-phone information etc. at present, be with the host computer of head-mounted device after upwards turning up, the user just can be interactive with the external world.

When wearing the head-mounted device, install the subsides face guard on the host computer and the facial laminating of user and be in the same place, during the upset host computer, the subsides face guard can rub user's face, leads to wearing uncomfortable.

Disclosure of Invention

The invention aims to provide a head-mounted device, which aims to solve the problem that a face mask rubs the face of a user when a host computer is turned over.

The invention discloses a head-mounted device which comprises a host and a head support, wherein rotating arms are respectively and rotatably mounted at two opposite sides of the head support, the two rotating arms are arranged in parallel and are in sliding connection with the host, locking structures are respectively arranged between the head support and the two rotating arms, sliding driving mechanisms for driving the host to slide along the two rotating arms are respectively and rotatably mounted at two opposite sides of the head support, the two sliding driving mechanisms are respectively and coaxially arranged with the rotating arms at the corresponding sides, an upturning stirring structure and a downturning stirring structure which can be combined/separated are arranged between the sliding driving mechanisms and the rotating arms at the same side, when the upturning stirring structures are combined, the downturning stirring structures are in a separated state, and when the downturning stirring structures are combined, the upturning stirring structures are in a separated state.

As an improvement, sliding arms are respectively fixed at two sides of the main machine, the two sliding arms are respectively connected with the rotating arms at the corresponding sides in a sliding manner, and the sliding driving mechanism is arranged between the head support and the sliding arms.

As an improvement, the sliding driving mechanism comprises a cam rotatably mounted on the head support, the cam is coaxially arranged with the rotating arm on the same side, an arc-shaped connecting groove is arranged on the cam, and the distance between the first end of the connecting groove and the rotating shaft of the cam is smaller than the distance between the second end of the connecting groove and the rotating shaft of the cam; the shifting rod is fixed at one end of the sliding arm far away from the main machine and inserted into the connecting groove.

As an improvement, a guide groove is arranged on one side of the slide arm close to the rotating arm, a slide block inserted into the guide groove is fixed on the corresponding side of the rotating arm, and the two rotating arms are arranged between the two slide arms.

As an improvement, the flip-up toggle structure comprises a cam pushing structure arranged on the cam and a rotating arm pushing structure correspondingly arranged on the rotating arm, and the cam pushing structure is arranged on one side of the rotating arm pushing structure far away from the host.

As an improvement, the cam pushing structure is an upturning limiting rib arranged on the side surface of the cam close to the rotating arm, and the upturning limiting rib extends along the radial direction of the rotating shaft of the cam; the rotating arm pushing structure is a rotating arm limiting rib arranged on the side face, close to the cam, of the rotating arm, and the rotating arm limiting rib extends along the radial direction of a rotating shaft of the rotating arm.

As an improvement, the flip-down toggle structure comprises a one-way inner gear ring arranged on the rotating arm and coaxially arranged with a rotating shaft of the rotating arm, a mounting seat arranged in the one-way inner gear ring and fixedly connected with the rotating shaft of the cam, a first pushing structure and a second pushing structure arranged on the mounting seat at intervals, and a pawl rotatably arranged on the mounting seat between the first pushing structure and the second pushing structure, wherein the rotating shaft of the pawl is parallel to the rotating shaft of the cam, a distance is arranged between the rotating shaft of the pawl and the rotating shaft of the cam, and the pawl is slidably arranged on the mounting seat along the arrangement direction of the rotating shaft; the spring piece is used for pushing the pawl to slide towards one side close to the mounting seat, and the third pushing structure is arranged on the head support and used for pushing the pawl to slide towards one side far away from the mounting seat.

As an improvement, the first pushing structure is disposed on a side far away from the host, and the second pushing structure is disposed on a side close to the host.

As an improvement, a recessed area is arranged on the mounting seat, a first side wall is arranged on one side of the recessed area far away from the host, a second side wall is arranged on one side of the recessed area close to the host, the first side wall forms the first pushing structure, the second side wall forms the second pushing structure, and the pawl is rotatably mounted on the bottom surface of the recessed area between the first side wall and the second side wall.

As an improvement, a mounting shaft is fixed on one side of the mounting seat far away from the depressed area, the cam is fixed on the mounting shaft, and the mounting shaft is rotatably mounted on the head support to form a rotating shaft of the cam and the rotating arm.

As an improvement, the pawl comprises a pawl body and a plate body fixedly connected with the end part of the pawl body, a right-angle included angle is formed between the pawl body and the plate body, a mounting hole is formed in the joint of the pawl body and the plate body, a bolt penetrating through the mounting hole is fixed on the bottom surface of the depressed area, and the head of the bolt is sleeved on the rod body part between the pawl body and the elastic piece.

As an improvement, connecting plates are respectively arranged at two opposite sides of the head support, and the rotating arm and the sliding driving mechanism are respectively and rotatably arranged on the connecting plates at the corresponding sides.

Due to the adoption of the technical scheme, the head-mounted equipment comprises a host and a head support, wherein rotating arms are respectively and rotatably arranged at two opposite sides of the head support, the two rotating arms are arranged in parallel and are in sliding connection with the host, locking structures are respectively arranged between the head support and the two rotating arms, sliding driving mechanisms for driving the host to slide along the two rotating arms are respectively and rotatably arranged at two opposite sides of the head support, the two sliding driving mechanisms are respectively and coaxially arranged with the rotating arms at the corresponding sides, an up-turning toggle structure and a down-turning toggle structure which can be combined/separated are arranged between the sliding driving mechanisms and the rotating arms at the same side, when the up-turning toggle structure is combined, the down-turning toggle structure is in a separated state, and when the down-turning toggle structure is combined, the up-turning toggle structure is in a separated state.

After wearing the head-mounted equipment, when needing to interact with the external world, slide to the side of keeping away from the user's face by two slip actuating mechanism drive host computers, there is the interval between the face mask of facing on making the host computers and the user's face, rotate two slip actuating mechanism simultaneously again, make two slip actuating mechanism and correspond turning over the toggle structure on the front side between the side pivoted arm combine together, continue to rotate two slip actuating mechanism and can drive two rocking arms and upwards rotate, it turns over the toggle structure on the host computers to drive the host computers upwards through two rocking arms upwards rotating, and it is in the position department of turning over to make two slip actuating mechanism and corresponding side pivoted arm to inject the rocking arm together to turn over down through the locking structure, it can drive two rocking arms to turn down to reverse to rotate two slip actuating mechanism to continue to reverse, it turns over the front side of turning over the user's face downwards to drive the host computers down through two rocking arms downwards, and inject the rocking arm to the position department of turning over down through the locking structure, because the host computers contact with the face mask of facing down after the face of facing, when the face mask of facing on the face of facing up, the face of user can not there is the face to the user's face, the face mask of facing when the user's face of facing, the face of facing up to the host computers to the face of facing, the face of facing problem of facing is solved when the user by two slip actuating mechanism of the user.

Drawings

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

FIG. 2 is a schematic side view of a connection structure of a head-mounted device according to an embodiment of the invention;

fig. 3 is a schematic perspective view of a connection structure of a head-mounted device according to an embodiment of the present invention;

FIG. 4 is a schematic perspective view of a mounting base of a head-mounted device according to an embodiment of the invention;

FIG. 5 is a schematic diagram of a side view structure of the headset for adjusting the apparent distance according to the embodiment of the present invention;

FIG. 6 is a schematic side view of a connection structure for adjusting the viewing distance of a head-mounted device according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of a side view of a reversed headgear of an embodiment of the present invention;

FIG. 8 is a schematic structural view of a connection structure of the head-mounted device of an embodiment of the present invention after being flipped;

10, a host; 11. a slide arm; 12. a guide groove; 13. a deflector rod; 20. a head support; 21. a connecting plate; 22. a bump; 30. a rotating arm; 31. a unidirectional inner gear ring; 40. a cam; 41. connecting grooves; 42. turning up a limiting rib; 50. a mounting seat; 51. a recessed region; 52. a first side wall; 53. a second side wall; 54. installing a shaft; 60. a pawl; 70. an elastic member; 80. a spring plunger; 90. and (4) bolts.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.

It should be noted that if the present invention relates to directional indications (such as up, down, front, back, etc.), the directional indications are only used for explaining the relative position relationship between the components in a specific posture, and if the specific posture is changed, the directional indications are changed accordingly; if the description of "first", "second", etc. is referred to in this disclosure, then the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicit identification of the number of technical features indicated.

Fig. 1 to 8 are schematic structural diagrams of a headset according to an embodiment of the present invention, where fig. 1 shows a schematic perspective structural diagram of the headset according to the embodiment of the present invention, fig. 2 shows a schematic side structural diagram of a connection structure of the headset according to the embodiment of the present invention, fig. 3 shows a schematic perspective structural diagram of the connection structure of the headset according to the embodiment of the present invention, fig. 4 shows a schematic perspective structural diagram of a mount of the headset according to the embodiment of the present invention, fig. 5 shows a schematic side structural diagram of the headset according to the embodiment of the present invention during adjusting a viewing distance, fig. 6 shows a schematic side structural diagram of the connection structure of the headset according to the embodiment of the present invention during adjusting the viewing distance, fig. 7 shows a schematic side structural diagram of the headset according to the embodiment of the present invention after being turned over, and fig. 8 shows a schematic structural diagram of the connection structure of the headset according to the embodiment of the present invention after being turned over. For the sake of convenience, only the portions related to the embodiments of the present invention are shown in the drawings.

When the definition wears the head-mounted device, one side of the host of the head-mounted device, which is close to the face of the user, is the rear side, and the other side, which is far away from the face of the user, is the front side. As can be seen from fig. 1 to 8, the head-mounted device according to the embodiment of the present invention includes a main body 10, a head support 20 for wearing the main body 10 on the head of a user, rotation arms 30 rotatably mounted at opposite sides of the head support 20, the two rotation arms 30 being parallel to each other and slidably connected to the main body 10, locking structures respectively disposed between the head support 20 and the two rotation arms 30, two sliding driving mechanisms rotatably mounted at opposite sides of the head support 20 for driving the main body 10 to slide along the two rotation arms 30, the two sliding driving mechanisms being coaxially disposed with the rotation arms 30 at the corresponding sides, an up-flip toggle structure capable of being coupled/decoupled, and a down-flip toggle structure capable of being coupled/decoupled, the up-flip toggle structure being in a decoupled state when the down-flip toggle structure is coupled.

When the head-mounted device is worn and needs to interact with the outside, the two sliding driving mechanisms drive the main machine 10 to slide towards one side far away from the face of a user, so that a space exists between a face-mounted mask on the main machine 10 and the face of the user, then the two sliding driving mechanisms are simultaneously rotated, so that the two sliding driving mechanisms are combined with an upturning toggle structure between the corresponding side rotating arms 30, the two rotating driving mechanisms are continuously rotated to drive the two rotating arms 30 to rotate upwards, the main machine 10 is driven to overturn upwards by the upward rotation of the two rotating arms 30, the rotating arms 30 are limited at the positions rotated to the positions by the locking structures, when the main machine 10 needs to be turned downwards to turn back to the front side of the face of the user, the two sliding driving mechanisms are reversely rotated, so that the two sliding driving mechanisms can drive the two rotating arms 30 to rotate downwards, the two rotating arms 30 are driven to drive the main machine 10 to turn downwards to turn back to the front side of the user, the two sliding driving mechanisms are combined together by the upturning toggle structures, and the two sliding driving mechanisms are prevented from contacting the face-mounted mask and the face-mounted mask when the face of the main machine 10 is turned downwards, and the face-mounted mask contacts with the face-mounted mask, and the face-mounted mask when the face-mounted mask is turned downwards, and the face-flipped back of the face-mounted mask.

Specifically, since the flip-up toggle mechanism can be coupled/decoupled and the flip-down toggle mechanism can be coupled/decoupled, when the flip-up toggle mechanism and the flip-down toggle mechanism are in a decoupled state, the two sliding driving mechanisms can drive the main body 10 to slide along the two rotating arms 30, so that the distance between the main body 10 and the face of the user can be adjusted, and the visual distance adjustment can be realized.

In the embodiment of the present invention, in order to facilitate the sliding connection of the rotating arm 30 and the main body 10, sliding arms 11 are respectively fixed at both sides of the main body 10, the two sliding arms 11 are respectively slidably connected with the rotating arm 30 at the corresponding side, and a sliding driving mechanism is disposed between the head support 20 and the sliding arms 11.

As can be seen from fig. 1, 5 and 7, the sliding driving mechanism includes a cam 40 rotatably mounted on the head support 20, the cam 40 is coaxially disposed with the rotating arm 30 on the same side, an arc-shaped connecting groove 41 is provided on the cam 40, and a distance between a first end of the connecting groove 41 and the rotating shaft of the cam 40 is smaller than a distance between a second end of the connecting groove 41 and the rotating shaft of the cam 40; and a shift lever 13 fixed to an end of the slider 11 remote from the main unit 10, the shift lever 13 being inserted into the connecting groove 41. Specifically, the connecting groove 41 is an elongated hole that penetrates the entire cam 40 in the thickness direction of the cam 40.

In other embodiments, the sliding driving mechanism may also be configured as a sliding rail slider assembly, one end of the sliding rail slider assembly is rotatably mounted on the head support 20, the rotating shaft of the sliding rail is coaxially arranged with the rotating shaft of the rotating arm 30, and one end of the sliding arm 11 away from the main body 10 is fixedly connected with the sliding block of the sliding rail slider assembly. When the sliding block assembly is used, the sliding block assembly can be pushed or pulled to slide, so that the position of the main machine 10 can be adjusted.

Generally, a guide groove 12 is formed on one side of the sliding arm 11 adjacent to the rotating arm 30, a slider (not shown) inserted into the guide groove 12 is fixed on the corresponding side of the rotating arm 30, and the two rotating arms 30 are disposed between the two sliding arms 11, so that the main body 10 can be conveniently mounted with the head support 20 through the two sliding arms 11, the two rotating arms 30, and the two sliding driving mechanisms. Of course, the sliding connection can also be realized through a sliding rail and sliding block component.

In an embodiment of the present invention, the flip-up toggle structure comprises a cam pushing structure disposed on the cam 40, corresponding to a rotating arm pushing structure disposed on the rotating arm 30, the cam pushing structure being disposed at a side of the rotating arm pushing structure away from the main body 10. When the cam 40 is rotated, the cam pushing structure rotates synchronously with the cam 40, the rotating cam 40 can push the host 10 to slide in the process that the cam pushing structure rotates towards the rotating arm pushing structure, the visual range adjustment can be realized, and after the cam pushing structure is attached to the rotating arm pushing structure, the pushing force acts on the rotating arm pushing structure, the rotating arm 30 can be pushed to rotate, so that the host 10 can be turned upwards.

Specifically, the cam pushing structure is an upturned limiting rib 42 arranged on the side surface of the cam 40 close to the rotating arm 30, and the upturned limiting rib 42 extends along the radial direction of the rotating shaft of the cam 40; the rotation arm pushing structure is a rotation arm limiting rib provided on a side of the rotation arm 30 adjacent to the cam 40, the rotation arm limiting rib extending in a radial direction of the rotation shaft of the rotation arm 30.

Typically, the upturned restricting rib 42 is connected to the cam 40 as a one-piece structure.

In other embodiments, the flip-up toggle structure may be further configured to include a connecting rod fixed to the cam 40 and parallel to the rotation axis of the cam 40, and an arc-shaped sliding slot provided on the rotating arm 30 and coaxial with the rotation axis of the cam 40 and the rotation axis of the rotating arm 30, and the connecting rod is inserted into the arc-shaped sliding slot. When rotating cam 40, the connecting rod follows cam 40 and rotates in step to can slide along the arc spout, when the position between the both ends of arc spout, when rotating two cams 40 of both sides simultaneously, can promote host computer 10 and slide, can realize the stadia regulation, when the connecting rod slides to the tip that the arc spout is close to host computer 10 one side, continue to rotate cam 40, can stir rocking arm 30 through the connecting rod and rotate, thereby realize turning up of host computer 10.

In the embodiment of the present invention, as can be seen from fig. 2, 3 and 4, the flip-down toggle structure includes a unidirectional inner gear ring 31 disposed on the rotating arm 30 and disposed coaxially with the rotating shaft of the rotating arm 30, a mounting seat 50 disposed within the unidirectional inner gear ring 31 and fixedly connected with the rotating shaft of the cam 40, a first pushing structure and a second pushing structure disposed at intervals on the mounting seat, and a pawl 60 rotatably mounted on the mounting seat 50 between the first pushing structure and the second pushing structure, the rotating shaft of the pawl 60 is parallel to the rotating shaft of the cam 40 and a space is provided between the rotating shaft of the pawl 60 and the rotating shaft of the cam 40, the pawl 60 is slidably mounted on the mounting seat 50 along the direction of disposition of the rotating shaft thereof; and the head support 20 is provided with a third pushing structure for pushing the pawl 60 to slide to the side far away from the mounting seat 50.

Specifically, the first pushing structure is disposed on a side away from the host computer 10, and the second pushing structure is disposed on a side close to the host computer 10.

In an initial state, as shown in fig. 2 and 3, the pawl 60 corresponds to a third pushing structure, under the limitation of the third pushing structure, the pawl 60 is located at a side far away from the mounting seat 50, and the pawl 60 is in a separated state from the one-way ring gear 31, and a space is provided between the first pushing structure and the pawl 60; when the cam 40 is rotated, the mounting seat 50 synchronously rotates, the first pushing structure rotates to one side close to the pawl 60, and when the first pushing structure is not contacted with the pawl 60 and the cam 40 is rotated, the cam 40 drives the main machine 10 to slide through the connecting groove 41, the deflector rod 13 and the sliding arm 11, so that the visual range adjustment is realized; the cam 40 is continuously rotated, the cam 40 is combined with the upturning toggle structure between the rotating arms 30, the rotating arms 30 can be driven to rotate, the host 10 is upturned, the first pushing structure is continuously rotated to one side close to the pawl 60 while the host 10 is upturning until the first pushing structure is contacted with the pawl 60 and pushes the pawl 60 to rotate, the pawl 60 is separated from the third pushing structure after rotating, as shown in fig. 5 and 6, under the elastic force of the elastic piece 70, the pawl 60 slides to one side close to the mounting seat 50 and is clamped between two adjacent single teeth of the unidirectional inner gear ring 31; continuing to rotate the cam 40, the rotating arm 30, the mounting seat 50 and the pawl 60 follow the synchronous rotation until the main unit 10 is turned up to the top, as shown in fig. 7 and 8. When the main machine 10 needs to be turned back to the front side of the face of the user, the cam 40 is rotated reversely, the cam 40 is separated from the upturning toggle structure between the rotating arms 30, meanwhile, the second pushing structure rotates to the side close to the pawl 60, because a distance is arranged between the rotating shaft of the pawl 60 and the rotating shaft of the cam 40, and the pawl 60 is clamped between two adjacent single teeth of the one-way inner gear ring 31, the rotating arms 30 can be pushed to rotate downwards through the cooperation between the second pushing structure, the pawl 60 and the one-way inner gear ring 31, the main machine 10 is driven to turn downwards, when the main machine 10 is turned back to the front side of the face of the user downwards, the cam 40 is continuously rotated, the pawl 60 continuously follows the rotation and rotates to the third pushing structure, under the limitation of the third pushing structure, the pawl 60 slides to the side far away from the mounting seat 50, the pawl 60 is separated from the one-way inner gear ring 31, the rotating arms 30 do not rotate downwards, and the rotating arms 30 are limited at the positions to which the rotating arms 30 are rotated by the locking structures.

As shown in fig. 4, a recessed area 51 is disposed on the mounting seat 50, a first side wall 52 is disposed on a side of the recessed area 51 away from the main body 10, a second side wall 53 is disposed on a side of the recessed area 51 close to the main body 10, the first side wall 52 forms a first pushing structure, the second side wall 53 forms a second pushing structure, and the pawl 60 is rotatably mounted on a bottom surface of the recessed area 51 between the first side wall 52 and the second side wall 53.

For convenience of installation, a mounting shaft 54 is fixed on one side of the mounting seat 50 far away from the recessed area 51, the cam 40 is fixed on the mounting shaft 54, specifically, a circular groove is arranged on one side surface of the rotating arm 30, the one-way inner gear ring 31 is arranged on the inner side wall of the circular groove, a circular mounting disc is arranged on the other side surface of the rotating arm 30 corresponding to the circular groove, a through hole communicated with the circular groove is arranged on the circular mounting disc, the mounting shaft 54 penetrates through the through hole, the mounting shaft 54 is rotatably mounted on the head support 20 to form a rotating shaft of the rotating arm 30 and the cam 40, generally, a containing hole matched with the circular mounting disc is arranged on the head support 20, and the circular mounting disc is rotatably mounted at the containing hole, so that the rotating mounting of the rotating arm 30 is facilitated, and the rotating of the rotating arm 30 can be more stable.

As can be seen from fig. 2, 3, 6 and 8, the ratchet 60 includes a claw body 61 and a plate body 62 fixedly connected to an end of the claw body 61, and a right angle is formed between the claw body 61 and the plate body 62. Correspondingly, the third pushing structure is arranged on the projection 22, one side of the projection 22 close to the main body 10 is arranged as an inclined surface, which can play a guiding role, and the pawl 60 can be pushed to slide to one side far away from the mounting seat 50 through the function between the projection 22 and the plate body 62.

Specifically, a mounting hole is formed at the joint of the claw body 61 and the plate body 62, a bolt 90 passing through the mounting hole is fixed on the bottom surface of the recessed area 51, and the elastic member 70 is a spring fitted over the rod portion between the head of the bolt 90 and the pawl 60, but may be a sleeve made of an elastic material.

In other embodiments, the flip-down toggle structure may be further configured to include a flip-down limiting rib disposed on a side surface of the cam 40, the flip-down limiting rib extending in a radial direction of the rotation axis of the cam 40; the pivot arm limiting rib is disposed on the pivot arm 30, extends in a radial direction of the pivot shaft of the pivot arm 30, and the flip-down limiting rib is disposed at a side of the pivot arm limiting rib close to the host computer 10. It should be noted that the tumbler limiting rib of the downward-turning toggle structure and the tumbler limiting rib of the upward-turning toggle structure are the same structure, and tumbler limiting ribs can be respectively arranged at the positions corresponding to the downward-turning toggle structure and the upward-turning toggle structure.

In the embodiment of the present invention, the outer circumference of the end of the rotating arm 30 remote from the main unit 10 is provided in a circular shape, and the latching structure includes a spring plunger 80 fixed to the head support 20, and two positioning grooves spaced apart on the outer circumference of the end of the rotating arm 30 remote from the main unit 10, one positioning groove being located at a midline position of the rotating arm 30 for confining the main unit 10 at the front side of the user's face, and the other positioning groove being located at an upper side of the midline for confining the main unit 10 at a position turned up.

In other embodiments, the outer circumference of the end of the rotating arm 30 away from the main body 10 is circular, the outer circumference of the end of the rotating arm 30 away from the main body 10 is sequentially provided with a plurality of positioning slots, and the head support 20 is provided with a rib for locking one of the positioning slots.

In the embodiment of the present invention, in order to facilitate the installation, the connecting plates 21 are respectively provided at opposite sides of the head support 20, the swivel arm 30 and the slide driving mechanism are respectively rotatably installed on the corresponding connecting plates 21, and the swivel arm 30 and the slide driving mechanism are respectively provided at opposite sides of the connecting plates 21, and the swivel arm 30 is installed on the connecting plates 21 by the clamping of the cam 40 and the mounting seat 50, of course, a bearing may be provided between the circular mounting plate and the receiving hole to enhance the rotation installation performance.

Specifically, the head support 20 includes an arc-shaped hoop body, and a tightness adjusting mechanism disposed between two end portions of the hoop body, the tightness adjusting mechanism includes a housing, a gear rotatably mounted in a cavity enclosed by the housing, an adjusting wheel mounted on the housing for driving the gear to rotate, and a locking structure disposed between the adjusting wheel and the housing, the two end portions of the hoop body are respectively provided with a first rack and a second rack, and the first rack and the second rack are respectively inserted into the cavity enclosed by the housing to be in meshing transmission with the gear; the two connecting plates 21 are respectively fixed on the hoop body.

In other embodiments, an elastic band may be disposed between the two ends of the hoop body, or a flexible band and a magic tape may be disposed for tightness adjustment.

The specific structure of the head support 20 is well known in the art and will not be described in detail herein.

The present invention is not intended to be limited to the embodiments shown above, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The head-mounted equipment comprises a host and a head support, and is characterized in that the opposite two sides of the head support are respectively rotatably provided with a rotating arm, the rotating arms are arranged in parallel and are connected with the host in a sliding manner, the head support is provided with a locking structure between the rotating arms, the opposite two sides of the head support are respectively rotatably provided with a sliding driving mechanism for driving the host to slide along the two rotating arms, the sliding driving mechanism is respectively coaxially arranged with the rotating arms on the corresponding sides, an upturning toggle structure and a downturning toggle structure which can be combined/separated are arranged between the sliding driving mechanism and the rotating arms on the same side, when the upturning toggle structure is combined, the downturning toggle structure is in a separated state, when the downturning toggle structure is combined, the upturning toggle structure is in a separated state.

2. The head-mounted apparatus according to claim 1, wherein slide arms are fixed at both sides of the main body, respectively, and are slidably connected to the rotation arms at the corresponding sides, respectively, and the slide driving mechanism is disposed between the head support and the slide arms.

3. The headgear of claim 2, wherein the slide driving mechanism includes a cam rotatably mounted on the head support, the cam being disposed coaxially with the rotatable arm on the same side, an arc-shaped connecting groove being provided on the cam, a distance between a first end of the connecting groove and a rotating shaft of the cam being smaller than a distance between a second end of the connecting groove and the rotating shaft of the cam; the shifting rod is fixed at one end of the sliding arm far away from the main machine and inserted into the connecting groove.

4. The head-mounted apparatus according to claim 2, wherein a guide groove is provided on a side of the slide arms close to the rotation arms, a slider inserted into the guide groove is fixed on a corresponding side of the rotation arms, and the rotation arms are disposed between the slide arms.

5. The headset of claim 3, wherein the flip-up toggle structure comprises a cam push structure disposed on the cam corresponding to a pivot arm push structure disposed on the pivot arm, the cam push structure being disposed on a side of the pivot arm push structure away from the host.

6. The headgear of claim 5, wherein the cam pushing structure is an upturned stopper rib provided on a side of the cam near the rotating arm, the upturned stopper rib extending in a radial direction of a rotating shaft of the cam; the rotating arm pushing structure is a rotating arm limiting rib arranged on the side face, close to the cam, of the rotating arm, and the rotating arm limiting rib extends along the radial direction of a rotating shaft of the rotating arm.

7. The head-mounted equipment of claim 5, wherein the flip-down toggle structure comprises a one-way inner gear ring arranged on the rotating arm and coaxially arranged with the rotating shaft of the rotating arm, a mounting seat arranged in the one-way inner gear ring and fixedly connected with the rotating shaft of the cam, a first pushing structure and a second pushing structure arranged on the mounting seat at intervals, and a pawl rotatably arranged on the mounting seat between the first pushing structure and the second pushing structure, the rotating shaft of the pawl is parallel to the rotating shaft of the cam and is provided with a space between the rotating shaft of the pawl and the rotating shaft of the cam, and the pawl is slidably arranged on the mounting seat along the arrangement direction of the rotating shaft of the pawl; the spring piece is used for pushing the pawl to slide towards one side close to the mounting seat, and the third pushing structure is arranged on the head support and used for pushing the pawl to slide towards one side far away from the mounting seat.

8. The headset of claim 7, wherein the first push structure is disposed on a side away from the host and the second push structure is disposed on a side closer to the host.

9. The headset of claim 8, wherein a recessed area is defined in the mounting base, a first sidewall is defined on a side of the recessed area remote from the host, a second sidewall is defined on a side of the recessed area adjacent to the host, the first sidewall forms the first urging structure, the second sidewall forms the second urging structure, and the pawl is rotatably mounted on a bottom surface of the recessed area between the first sidewall and the second sidewall.

10. The headgear of claim 7, wherein a mounting shaft is secured to a side of the mounting base remote from the recessed area, the cam being secured to the mounting shaft, the mounting shaft being rotatably mounted on the head support to form a pivot axis for the cam and the pivot arm.

11. The headset of claim 7, wherein the pawl includes a pawl body and a plate body fixedly connected to an end of the pawl body, a right angle is formed between the pawl body and the plate body, a mounting hole is formed at a connection position of the pawl body and the plate body, a bolt passing through the mounting hole is fixed to a bottom surface of the recessed area, and the elastic member is sleeved on a portion of the rod body between a head of the bolt and the pawl.

12. The headgear according to any one of claims 1 to 11, wherein connecting plates are provided at opposite sides of the head support, respectively, and the swivel arm and the slide drive mechanism are rotatably mounted on the connecting plates at the corresponding sides, respectively.