CN113885203B

CN113885203B - Head-mounted equipment

Info

Publication number: CN113885203B
Application number: CN202111158456.7A
Authority: CN
Inventors: 杨硕; 杜志元; 李德华; 米波
Original assignee: Goertek Optical Technology Co Ltd
Current assignee: Goertek Inc
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-11-11
Anticipated expiration: 2041-09-28
Also published as: CN113885203A

Abstract

The invention belongs to the technical field of head wear, and relates to head wear equipment which comprises a first elastic bandage, a second elastic bandage and a fastening mechanism, wherein the fastening mechanism comprises a supporting structure, a reel arranged on the supporting structure, a knob in transmission connection with the reel, a one-way locking structure arranged between the supporting structure and the knob, a first cable and a second cable which correspond to two sides of the supporting structure, the first cable and the second cable are connected with the reel, and the first cable and the second cable are respectively connected with the first elastic bandage and the second elastic bandage. The head-wearing equipment solves the problems that the binding band of the existing head-wearing equipment is inconvenient to adjust and the adjusting structure is complex, and is convenient to wear.

Description

Head-mounted equipment

Technical Field

The invention belongs to the technical field of head wearing, and particularly relates to head wearing equipment.

Background

Increasingly, head-mounted devices such as VR type head-mounted devices and AR type head-mounted devices are in daily life, and in order to facilitate use of a user, the length of a strap of the head-mounted device can be adjusted according to needs. At present, the adjusting structure of the binding band of the head-wearing device mainly performs transmission through a transmission gear and a rack at the end part of the band body in a matching way, and performs limiting locking through a ratchet wheel fixedly connected with the transmission gear and a locking piece. The main disadvantages of the device are that the structure is complex, the adjustment is inconvenient, and the wearing of the user is seriously affected.

Disclosure of Invention

The invention aims to provide a head-wearing device, which aims to solve the problems that a binding band of the existing head-wearing device is inconvenient to adjust and complex in adjusting structure, and is convenient to wear.

The invention discloses head-mounted equipment, which comprises a first elastic bandage, a second elastic bandage and a fastening mechanism connected with the first elastic bandage and the second elastic bandage, wherein the fastening mechanism comprises a supporting structure, a reel rotatably installed on the supporting structure, a knob in transmission connection with the reel to drive the reel to rotate, a one-way locking structure which is arranged between the supporting structure and the knob and can be combined or separated, and the head-mounted equipment also comprises a first cable and a second cable which are respectively arranged corresponding to two opposite sides of the supporting structure, the first cable and the second cable are connected with the reel, and the first cable and the second cable are respectively connected with the first elastic bandage and the second elastic bandage.

As an improvement, the fastening mechanism further comprises an elastic telescopic piece for keeping the one-way locking structure in a combined state.

As an improvement, a connecting rod which is coaxial with the knob is arranged on the knob, and the connecting rod is inserted in the reel to transmit torque.

As an improvement, the connecting rod with be equipped with grafting structure between the reel, grafting structure is including setting up the connecting rod is kept away from one of knob is served and is equipped with the bayonet joint, the corresponding setting is in the spliced eye of reel middle part department, the bayonet joint with the spliced eye cooperation is in order to restrict the connecting rod with the relative rotation of reel.

As an improvement, the plug connector is arranged in a prism shape, the side surface of each side is an inclined surface, and the diameter of the outer circumference circle of one end of the plug connector, which is far away from the connecting rod, is smaller than that of the outer circumference circle of one end of the plug connector, which is close to the connecting rod.

As an improvement, the middle part of the reel is provided with a mounting hole, and the mounting hole comprises a straight hole part arranged on one side far away from the knob and the inserting hole communicated with the straight hole part.

As an improvement, the supporting structure is a shell, the reel is rotatably installed in a cavity defined by the shell, and the knob is arranged on the outer side of the shell and is coaxial with the reel.

As an improvement, a limiting structure is fixed on a part of the connecting rod inserted into a cavity defined by the shell, and the elastic telescopic piece is sleeved on the connecting rod part between the limiting structure and the inner side wall of the shell.

As an improvement, a support ring is provided on the housing coaxially with the rotation axis of the knob, an outer stopper ring is provided on the knob on the outer peripheral side of the support ring, and the one-way locking structure is provided between the end surface of the support ring and the knob portion inside the outer stopper ring.

As an improvement, be equipped with on the reel and follow two annulars that reel axial direction interval set up, first cable with two are located respectively to the second cable in the annular.

Due to the adoption of the technical scheme, the head-wearing device comprises a first elastic bandage, a second elastic bandage and a fastening mechanism connected with the first elastic bandage and the second elastic bandage, wherein the fastening mechanism comprises a supporting structure, a reel rotatably mounted on the supporting structure, a knob in transmission connection with the reel to drive the reel to rotate, a one-way locking structure which is arranged between the supporting structure and the knob and can be combined or separated, and a first cable and a second cable which are respectively arranged corresponding to two opposite sides of the supporting structure, are connected with the reel, and are respectively connected with the first elastic bandage and the second elastic bandage. After the head-mounted equipment is worn, the fastening mechanism is positioned on the rear side of the head of a user, the reel can be driven to rotate when the knob is rotated, so that the first cable and the second cable can be wound on the reel at the same time, tension can be generated between the first elastic bandage and the corresponding side of the second elastic bandage and the fastening mechanism, the head-mounted equipment can be firmly fixed on the head of the user, and the knob can be limited at the position to which the knob is rotated and can be prevented from loosening due to the fact that the one-way locking structure is arranged between the knob and the shell; when the head-mounted device needs to be loosened or taken down from the head of a user, the knob is pulled to separate the one-way locking structure between the knob and the shell, the first cable and the second cable can be wound on the reel to be spun out of the reel by reversely rotating the knob, the length of the first cable part and the length of the second cable part between the host and the corresponding side of the shell can be increased, and loosening or taking down of the head-mounted device from the head of the user can be realized; the fastening mechanism is simple in structure and convenient to operate, solves the problems that the bandage of the existing head-wearing equipment is inconvenient to adjust and the adjusting structure is complex, and is convenient to wear.

Drawings

FIG. 1 is a schematic structural diagram of a head-mounted device according to an embodiment of the present invention;

FIG. 2 is a perspective view of a fastening mechanism of the headset of an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional structural view of a fastening mechanism of a headgear of an embodiment of the present invention;

FIG. 4 is an exploded view of a fastening mechanism of the headgear of an embodiment of the present invention;

fig. 5 is a cross-sectional structural view showing a fastening state of a fastening mechanism of the head-mounted device according to the embodiment of the present invention;

FIG. 6 is a cross-sectional structural schematic view of a fastening mechanism of a headgear of an embodiment of the present invention in an unfastened condition;

100, a fastening mechanism; 10. a housing; 11. a seat shell; 12. a cover plate; 13. installing a shaft; 14. a through hole; 15. a housing one-way tooth; 16. a support ring; 20. a reel; 21. a ring groove; 22. inserting holes; 30. a knob; 31. a connecting rod; 32. a knob one-way tooth; 33. a plug-in connector; 34. a baffle plate; 35. an outer retainer ring; 40. an elastic extensible member; 50. a first cable; 60. a second cable; 70. a first elastic strap; 80. a second elastic strap; 90. and (4) a host.

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 are not intended to limit the invention.

Fig. 1 is a schematic structural diagram of a head-mounted device according to an embodiment of the present invention, fig. 2 to 6 are schematic structural diagrams of a fastening mechanism of the head-mounted device according to an embodiment of the present invention, where fig. 2 shows a schematic perspective structural diagram of the fastening mechanism of the head-mounted device according to an embodiment of the present invention, fig. 3 shows a schematic cross-sectional structural diagram of the fastening mechanism of the head-mounted device according to an embodiment of the present invention, fig. 4 shows an exploded structural diagram of the fastening mechanism of the head-mounted device according to an embodiment of the present invention, fig. 5 shows a schematic cross-sectional structural diagram of a fastening state of the fastening mechanism of the head-mounted device according to an embodiment of the present invention, and fig. 6 shows a schematic cross-sectional structural diagram of a fastening state of the fastening mechanism of the head-mounted device according to an embodiment of the present invention. For the sake of convenience, only the parts relevant to the present invention are shown in the drawings.

As can be seen from fig. 2, 3, 4, 5 and 6, the fastening mechanism 100 includes a support structure, a reel 20 rotatably mounted on the support structure, a knob 30 drivingly connected to the reel 20 for rotating the reel 20, a one-way locking structure provided between the knob 30 and the support structure and capable of being engaged/disengaged, and a first cable 50 and a second cable 60 respectively provided at opposite sides of the support structure, the first cable 50 and the second cable 60 being connected to the reel 20 and capable of being wound onto the reel 20 at the same time.

Specifically, the head-mounted device includes a main unit 90, the fastening mechanism 100, and a first elastic band 70 and a second elastic band 80 respectively connected between the main unit 90 and the corresponding sides of the supporting structure of the fastening mechanism 100, and the first cable 50 and the second cable 60 are fixedly connected to the main unit 90 after respectively passing through the corresponding first elastic band 70 and the corresponding second elastic band 80. After the head-mounted equipment is worn, the main machine 90 is positioned at the front side of the head of a user, the fastening mechanism 100 is positioned at the rear side of the head of the user, the rotary knob 30 can be rotated to drive the reel 20 to rotate, so that the first cable 50 and the second cable 60 can be wound on the reel 20 at the same time, tension can be generated between the main machine 90 and the corresponding side of the fastening mechanism 100, the head-mounted equipment can be firmly fixed on the head of the user, and the knob 30 can be limited at the position to which the rotary knob 30 rotates due to the fact that the one-way locking structure is arranged between the knob 30 and the supporting structure, and looseness prevention can be achieved; when the head-mounted equipment needs to be loosened or taken down from the head of a user, the knob 30 is pulled to separate the one-way locking structure between the knob 30 and the supporting structure, the parts of the first cable 50 and the second cable 60 wound on the reel 20 can be screwed out of the reel 20 by reversely rotating the knob 30, the length of the part of the first cable 50 and the length of the part of the second cable 60 between the main machine 90 and the corresponding side of the supporting structure can be increased, and the loosening or the taking down of the head-mounted equipment from the head of the user can be realized; the fastening mechanism 100 of the head-mounted equipment in the embodiment of the invention has the advantages of simple structure and convenient operation, solves the problems of inconvenient adjustment and complex adjustment structure of the binding band of the existing head-mounted equipment, and is convenient to wear.

In the embodiment of the present invention, the fastening mechanism 100 further includes an elastic expansion piece 40 for maintaining the one-way locking structure in the combined state, after the knob 30 is pulled to adjust, the knob 30 is loosened, and automatically reset under the elastic force of the elastic expansion piece 40, so that the one-way locking structure between the knob 30 and the supporting structure can be combined.

In order to facilitate the rotation of the reel 20, a connecting rod 31 is provided on the knob 30 coaxially with the knob 30, the connecting rod 31 being inserted into the reel 20 to transmit torque.

Specifically, an inserting structure is arranged between the connecting rod 31 and the reel 20, the inserting structure comprises an inserting head 33 arranged at the end of the connecting rod 31 and an inserting hole 22 correspondingly arranged at the middle of the reel 20, and the inserting head 33 and the inserting hole 22 are inserted together and cannot rotate relatively.

Generally, the plug 33 is provided in a prism shape, and each side surface is an inclined surface, and the diameter of the outer circumference of the end of the plug 33 away from the connecting rod 31 is smaller than the diameter of the outer circumference of the end of the plug 33 close to the connecting rod 31, so as to facilitate the connection and separation, and when the plug 33 is separated, the plug 33 does not need to be completely separated from the connection hole 22. Generally, the plug 33 may be provided in a quadrangular prism shape, a pentagonal prism shape, a hexagonal prism shape, or the like.

The supporting structure is a shell 10, the reel 20 is rotatably installed in a cavity surrounded by the shell 10, and the knob 30 is arranged on the outer side of the shell 10 and is coaxial with the reel 20; the connecting rod 31 is inserted into the cavity defined by the housing 10, a position-limiting structure is arranged on the portion of the connecting rod 31 inserted into the cavity defined by the housing 10, and the elastic expansion piece 40 is sleeved on the portion of the connecting rod 31 between the position-limiting structure and the inner side wall of the housing 10.

Specifically, the elastic expansion element 40 is a spring, but an elastic sleeve may be used.

Usually, the limiting structure is a baffle 34 sleeved on the connecting rod 31, in order to facilitate installation and positioning of the baffle 34, an installation ring platform is arranged at the joint of the plug 33 and the connecting rod 31, and the baffle 34 is fixed on the installation ring platform in a bonding, welding, clamping and other manners, so as to facilitate installation of the baffle 34.

When the head-mounted equipment needs to be loosened or taken down from the head of a user, the knob 30 is pulled along the axial direction, so that the one-way locking structure between the knob 30 and the shell 10 is separated, the inserting structure between the knob 30 and the reel 20 is separated, the elastic expansion piece 40 is compressed when the knob 30 is pulled, the parts of the first cable 50 and the second cable 60 wound on the reel 20 can be screwed out of the reel 20 by continuously pulling the knob 30, the lengths of the first cable 50 part and the second cable 60 part between the main engine and the corresponding side of the shell 10 can be increased, and the loosening can be realized or the head-mounted equipment can be taken down from the head of the user; after the knob 30 is loosened, the one-way locking structure between the knob 30 and the shell 10 and the plug-in structure between the knob 30 and the reel 20 can be combined together under the action of the elastic force of the elastic expansion piece 40; when the head-mounted device is loosened or taken down from the head of a user, the knob 30 does not need to be rotated reversely, the operation can be realized only by pulling the knob 30, and the operation is more convenient.

Specifically, the housing 10 includes a socket housing 11 having a groove shape, and a cover plate 12 for covering the notch of the socket housing 11, wherein a mounting shaft 13 is disposed at the bottom of the socket housing 11, and through holes 14 for the first cable 50 and the second cable 60 to pass through to the outside of the housing 10 are respectively disposed on the side walls of the socket housing 11 corresponding to the first cable 50 and the second cable 60.

A mounting hole is formed in the middle of the reel 20, and includes a straight hole portion provided on a side away from the knob 30, and the insertion hole 22 communicating with the straight hole portion; annular grooves 21 for accommodating the first and

second cables

50, 60 are provided on the outer peripheral side of the reel 20 in correspondence with the first and

second cables

50, 60, respectively.

In the embodiment of the present invention, the one-way locking structure includes a plurality of housing one-way teeth 15 disposed on the housing 10 at intervals along the circumferential direction of the rotation axis of the knob 30, and at least two knob one-way teeth 32 disposed on the side of the knob 30 close to the housing 10, the knob one-way teeth 32 being inserted between two adjacent housing one-way teeth 15.

Typically, the number of knob one-way teeth 32 is the same as the number of knob one-way teeth 32.

A support ring 16 which is coaxial with the rotation axis of the knob 30 is arranged on the shell 10, an outer baffle ring 35 which is positioned on the outer periphery side of the support ring 16 is arranged on the knob 30, and a one-way locking structure is arranged between the end surface of the support ring 16 and the part of the knob 30 which is positioned on the inner side of the outer baffle ring 35; specifically, the body one-way teeth 15 are provided on the end face of the support ring 16, and the knob one-way teeth 32 are provided on the portion of the knob 30 inside the outer catch ring 35. The knob 30 can be rotated stably by the engagement of the outer retainer ring 35 with the support ring 16.

For ease of understanding, the locking principle of the fastening mechanism is described below with reference to fig. 4 and 5:

because the casing one-way tooth 15, one side of knob one-way tooth 32 sets up to the direction inclined plane, the opposite side sets up to the perpendicular, when screwing up, the direction inclined plane of knob one-way tooth 32 can slide along the direction inclined plane of casing one-way tooth 15, after sliding one casing one-way tooth 15, knob one-way tooth 32 inserts between two adjacent casing one-way teeth 15, the perpendicular of casing one-way tooth 15 hangs down correspondingly with the perpendicular of the one-way tooth 15 of next casing like this, this knob 30 can not reverse the rotation, can realize the locking.

Of course, the one-way locking structure may also be configured to include a plurality of knob one-way teeth 32 disposed on one side of the knob 30 close to the housing 10 at intervals along the circumferential direction of the rotation axis of the knob 30, and at least two housing one-way teeth 15 correspondingly disposed on the housing 10, the housing one-way teeth 15 being inserted between two adjacent knob one-way teeth 32.

In the embodiment of the present invention, at least two first cables 50 and second cables 60 are provided, respectively, which can enhance the tensile force performance and maintain the wearing comfort of the first elastic band 70 and second elastic band 80.

In some embodiments, the first cable 50 on one side of the first elastic band 70 and the corresponding second cable 60 on one side of the second elastic band 80 may be connected into a whole, and the middle part of the first cable is wound on the reel 20 or fixed on the reel 20, so as to facilitate installation and synchronous winding on the reel 20.

According to the head-mounted equipment, after the head-mounted equipment is worn, the main machine is positioned on the front side of the head of a user, the fastening mechanism is positioned on the rear side of the head of the user, the rotary knob 30 can be rotated to drive the reel 20 to rotate, so that the first cable 50 and the second cable 60 can be wound on the reel 20 at the same time, tension can be generated between the main machine and the corresponding side of the fastening mechanism, the head-mounted equipment is firmly fixed on the head of the user, and the rotary knob 30 can be limited at the position to which the rotary knob is rotated due to the fact that the one-way locking structure is arranged between the rotary knob 30 and the supporting structure, and looseness prevention can be achieved; when the head-mounted equipment needs to be loosened or taken down from the head of a user, the knob 30 is pulled, so that the one-way locking structure between the knob 30 and the supporting structure is separated, the parts of the first cable 50 and the second cable 60 wound on the reel 20 can be screwed out of the reel 20 by reversely rotating the knob 30, the length of the part of the first cable 50 and the length of the part of the second cable 60 between the main machine and the corresponding side of the supporting structure can be increased, and the loosening or the taking down of the head-mounted equipment from the head of the user can be realized; the fastening mechanism of the head-wearing equipment provided by the embodiment of the invention is simple in structure and convenient to operate, solves the problems of inconvenience in adjustment and complex adjustment structure of the binding band of the existing head-wearing equipment, and is convenient to wear.

In the embodiment of the present invention, the two ends of the first elastic strap 70 and the second elastic strap 80 are detachably connected to the main frame 90 and the supporting structure, respectively, and the detachable connection is usually realized by means of inserting, magnetic attraction, and the like.

In some embodiments, the first and second

elastic straps

70, 80 are integrally connected to the support structure, and the first and second

elastic straps

70, 80 are removably connected to the main frame 90.

In the embodiment of the invention, the head-mounted equipment is AR head-mounted equipment, VR head-mounted equipment and the like.

The above description is only exemplary of the present invention and should not be taken as limiting the invention, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A head-wearing device is characterized by comprising a first elastic bandage, a second elastic bandage and a fastening mechanism connected with the first elastic bandage and the second elastic bandage, wherein the fastening mechanism comprises a supporting structure, a reel rotatably installed on the supporting structure, a knob in transmission connection with the reel to drive the reel to rotate, a one-way locking structure which is arranged between the supporting structure and the knob and can be combined/separated, and a first cable and a second cable which are respectively arranged at two opposite sides of the supporting structure and are connected with the reel, and the first cable and the second cable are respectively connected with the first elastic bandage and the second elastic bandage;

a connecting rod which is coaxial with the knob is arranged on the knob, and an inserting structure is arranged between the connecting rod and the reel; the plug-in structure comprises a plug-in connector arranged at one end of the connecting rod far away from the knob, and a plug-in hole correspondingly arranged at the middle part of the reel; the connecting plug is prismatic, the side surface of each side is an inclined surface, and the diameter of an outer circumference circle of one end, far away from the connecting rod, of the connecting plug is smaller than that of one end, close to the connecting rod, of the connecting plug; the middle of the reel is provided with a mounting hole, the mounting hole comprises a straight hole part which is arranged at one side far away from the knob and an insertion hole which is communicated with the straight hole part, and the insertion head is matched with the insertion hole to limit the relative rotation of the connecting rod and the reel.

2. The headgear of claim 1, wherein the fastening mechanism further comprises a resilient extension for maintaining the one-way locking structure in an engaged state.

3. The headset of claim 2 wherein the support structure is a housing, the reel is rotatably mounted in a cavity defined by the housing, and the knob is disposed outside the housing and coaxially with the reel.

4. The head-mounted equipment according to claim 3, wherein a limiting structure is fixed on a part of the connecting rod inserted into the cavity enclosed by the shell, and the elastic telescopic piece is sleeved on the part of the connecting rod between the limiting structure and the inner side wall of the shell.

5. The headgear according to claim 3, wherein a support ring is provided on the housing coaxially with a rotation axis of the knob, an outer stopper ring is provided on an outer peripheral side of the support ring on the knob, and the one-way locking structure is provided between an end surface of the support ring and a portion of the knob inside the outer stopper ring.

6. The headgear according to claim 1, wherein the reel is provided with two annular grooves spaced apart from each other in an axial direction of the reel, and the first cable and the second cable are respectively provided in the two annular grooves.