CN210136363U - Adjusting and locking mechanism and head-mounted display device - Google Patents
Adjusting and locking mechanism and head-mounted display device Download PDFInfo
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- CN210136363U CN210136363U CN201920971382.0U CN201920971382U CN210136363U CN 210136363 U CN210136363 U CN 210136363U CN 201920971382 U CN201920971382 U CN 201920971382U CN 210136363 U CN210136363 U CN 210136363U
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Abstract
The utility model discloses an adjust locking mechanism and wear display device relates to head-mounted display device technical field. The adjusting and locking mechanism comprises a shell, a gear, two racks, a volute spiral spring, a rotation limiting assembly and a key, wherein the gear is rotatably arranged in the shell; the two racks are respectively meshed with the gear and the moving directions of the two racks are opposite; the scroll spring is used for providing elastic torsion force for the gear to enable the gear to rotate; the rotation limiting assembly is arranged between the shell and the gear and used for braking the gear; the key is arranged on the shell in a sliding mode, the key drives the rotation limiting assembly to unlock the gear, and the key is provided with a sliding limiting structure. The utility model provides an adjust locking mechanism has the rack and lengthens the function that can retrieve automatically after, has solved among the prior art problem that the rack can not retrieve automatically after lengthening.
Description
Technical Field
The utility model relates to a wear display device technical field, concretely relates to adjust locking mechanism and be equipped with this head-mounted display device who adjusts locking mechanism.
Background
Wear display device is one of wearable equipment, wears display device, augmented reality head-mounted display device and mixed reality head-mounted display device including virtual reality.
In a head-mounted display device product, a headband for wearing a head-mounted display device main body on a user's head may be classified into two types, a bandaging headband type headband and a structural headband. The common structural headband is adjusted by a gear and a rack, and has the defect that the rack cannot be automatically stored after being extended.
SUMMERY OF THE UTILITY MODEL
To the above defect that prior art exists, the utility model discloses a first aim at provides an adjust locking mechanism, should adjust locking mechanism and have the rack and lengthen the function that can automatic recovery after, solved among the prior art rack and lengthened the problem that can not automatic recovery after.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the adjusting and locking mechanism comprises a shell, a gear, two racks, a volute spiral spring, a rotation limiting assembly and a key, wherein the gear is rotatably arranged in the shell; the two racks are respectively meshed with the gear and the moving directions of the two racks are opposite; the scroll spring is used for providing elastic torsion force for the gear to enable the gear to rotate; the rotation limiting assembly is arranged between the shell and the gear and used for braking the gear; the key is arranged on the shell in a sliding mode, the key drives the rotation limiting assembly to unlock the gear, and the key is provided with a sliding limiting structure.
The gear is provided with a mounting groove, and the mounting shaft penetrates through the mounting groove; the spiral spring sets up in the mounting groove, the inner fixed setting of spiral spring is in install the epaxial, the outer end fixed setting of spiral spring is in on the cell wall of mounting groove.
The rotation limiting assembly comprises a bevel gear, an elastic piece and a limiting block, wherein the bevel gear is fixedly arranged on one side of the gear, which is far away from the mounting groove; one end of the elastic piece is fixedly arranged on the shell, and the other end of the elastic piece is connected with the limiting block; the limiting block is used for braking the helical gear, the key drives the limiting block to unlock the helical gear, and a limiting block sliding guide structure is arranged on the shell.
The limiting block is provided with a boss, the boss is provided with a first pushing inclined plane, and the end part of the key is provided with a second pushing inclined plane matched with the first pushing inclined plane.
And one end of the limiting block, which is far away from the elastic piece, is convexly provided with a stop rib for braking the helical gear.
The limiting block sliding guide structure comprises a sliding groove matched with the limiting block.
The shell is convexly provided with two stop blocks, the extending directions of the two stop blocks are consistent with the sliding direction of the limiting block, and the two stop blocks and the shell jointly form the sliding groove.
By adopting the technical scheme, the beneficial effects of the utility model are that:
the utility model provides an adjust locking mechanism, when two racks need to be elongated, push to rotate spacing subassembly and unlock the gear through pressing the button, then, can lengthen two racks through external force, in the process that the rack is elongated, the volute spiral spring carries out elastic deformation along with the rotation of gear, when lengthening to suitable length, unclamp the button, rotate spacing subassembly and brake the gear; when two racks need to be recovered, the gear is unlocked by pushing the key to push the rotation limiting assembly, at the moment, the gear rotates under the action of the elastic torsion force of the volute spiral spring, the two racks are driven to be automatically recovered, when the gear is recovered to a proper length, the key is loosened, and the rotation limiting assembly brakes the gear. Can know through above-mentioned working process, the utility model provides an adjust locking mechanism has the rack and elongates the automatic function of retrieving in back, has solved among the prior art problem that can not retrieve automatically after the rack elongates.
A second object of the utility model is to provide a wear display device, this wear display device's bandeau support arm has the automatic function of accomodating, has optimized user's experience effect.
In order to solve the technical problem, the utility model discloses a technical scheme is:
head-mounted display equipment, including host computer and bandeau, the bandeau is provided with the regulation locking mechanism in first technical scheme.
Wherein the head mounted display device comprises a VR head mounted display device and a MR head mounted display device.
By adopting the technical scheme, the beneficial effects of the utility model are that:
the utility model provides a wear display device, its bandeau are provided with the regulation locking mechanism among the first technical scheme, and at the in-process that uses, only need press the button, two support arms of bandeau just can elongate or accomodate automatically, loosen the button, and two support arms of bandeau just can be braked to make the support arm elongate or retrieve to suitable length automatically, optimized user's experience effect.
Drawings
Fig. 1 is a schematic exploded view of an adjusting locking mechanism of the present invention;
FIG. 2 is a schematic view of the installation of the gear, rack and volute spiral spring of the adjusting locking mechanism of the present invention;
FIG. 3 is a schematic structural view of a rotation limiting assembly of the adjusting and locking mechanism of the present invention;
fig. 4 is a schematic structural view of a limiting block sliding guide structure of the middle adjusting locking mechanism of the present invention;
fig. 5 is a schematic structural diagram of a limiting block of the middle adjusting locking mechanism of the present invention;
fig. 6 is a schematic structural diagram of a key of the adjusting locking mechanism of the present invention;
in the figure: 1-shell, 11-key hole, 12-mounting shaft, 13-clamping groove, 14-sliding groove, 15-stop block, 16-mounting column, 2-gear, 21-mounting groove, 22-fixing disc, 3-rack, 4-volute spring, 5-key, 51-limit lug, 52-second push inclined plane, 6-helical gear, 7-elastic element, 8-limit block, 81-boss, 82-first push inclined plane, 83-stop rib and 84-connecting shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in 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. Wherein, for the convenience of description the utility model discloses adjust locking mechanism and wear display device's structure, will adjust locking mechanism and wear display device's position and express for upper and lower, left and right, the expression in this position does not constitute the restriction to protection scope.
The first embodiment is as follows:
as shown in fig. 1 to 6, the adjusting and locking mechanism includes a housing 1, a gear 2, two racks 3, a volute spiral spring 4, a rotation limiting component and a key 5, wherein the gear 2 is rotatably disposed in the housing 1; the two racks 3 are respectively meshed with the gear 2, and the moving directions of the two racks 3 are opposite; the spiral spring 4 is used for providing elastic torsion force for the gear 2 to rotate the gear 2; the rotation limiting assembly is arranged between the shell 1 and the gear 2 and used for braking the gear 2; the button 5 is arranged on the shell 1 in a sliding mode, and the button 5 drives the rotation limiting assembly to unlock the gear 2.
As shown in fig. 1 and fig. 5, the key 5 is provided with a sliding limiting structure, the housing 1 in this embodiment is provided with a key hole 11, the key 5 is slidably disposed in the key hole 11, in this embodiment, the sliding limiting structure is preferably a limiting bump 51 protruding from the left and right sides of the key 5, the two limiting bumps 51 are located in the housing 1, the two limiting bumps 51 are matched with the housing 1 on the left and right sides of the key hole 11 to prevent the key 5 from sliding out of the housing 1, in practical application, the sliding limiting structure may also adopt a structure in which the limiting bumps 51 are disposed on the upper and lower sides of the key 5, and correspondingly, the two limiting bumps 51 are matched with the housing 1 on the upper and lower sides of the key hole 11 to prevent the key 5 from slipping; or the limiting protrusions 51 are disposed on the upper, lower, left, and right sides of the key 5, and correspondingly, the four limiting protrusions 51 cooperate with the housing 1 on the upper, lower, left, and right sides of the key hole 11 to prevent the key 5 from slipping, which is not limited in this embodiment.
As shown in fig. 1 to 4, in the present embodiment, a mounting shaft 12 is disposed in a housing 1, the mounting shaft 12 is disposed in a protruding manner at an upper portion of the housing 1 and extends from top to bottom, a gear 2 is rotatably disposed on the mounting shaft 12, a mounting groove 21 is disposed in the gear 12, and the mounting shaft 12 passes through the mounting groove 21; the scroll spring 4 is arranged in the mounting groove 21, the inner end of the scroll spring 4 is fixedly arranged on the mounting shaft 12, and the outer end of the scroll spring 4 is fixedly arranged on the groove wall of the mounting groove 21. The end of the mounting shaft 12 in this embodiment is provided with a locking groove 13, and the inner end of the spiral spring 4 is fixedly arranged in the locking groove 13.
As shown in fig. 1 to fig. 6, the rotation limiting assembly in this embodiment includes a helical gear 6, an elastic member 7 and a limiting block 8, the helical gear 6 is fixedly disposed on a side of the gear 2 away from the mounting groove 21, i.e., an upper side of the gear 2; one end of the elastic part 7 is fixedly arranged on the shell 1, and the other end of the elastic part 7 is connected with the limiting block 8; the limiting block 8 is used for braking the helical gear 6, the key 5 drives the limiting block 8 to unlock the helical gear 6, and the shell 1 is provided with a limiting block sliding guide structure. In the embodiment, the upper side of the gear 2 is provided with a fixed disc 22, and the helical gear 6 is fixedly arranged on the fixed disc 22; in this embodiment, it is preferable that the elastic member 7 is a coil spring, the housing 1 is provided with an installation column 16, one end of the coil spring is fixedly disposed on the installation column 16, and the other end of the coil spring is connected to the limit block 8.
As shown in fig. 3, 5 and 6, in this embodiment, a connecting shaft 84 is disposed at one end of the limiting block 8, an extending direction of the connecting shaft 84 is the same as a sliding direction of the limiting block 8, and the elastic member 7 is fixedly connected to the connecting shaft 84; a stop rib 83 for braking the helical gear 6 is convexly arranged at one end of the limit block 8, which is far away from the elastic piece 7, the extending direction of the stop rib 83 is consistent with the sliding direction of the limit block 8, and the thickness of the stop rib 83 is smaller than that of the limit block 8; the limiting block 8 is provided with a boss 81, the boss 81 is provided with a first pushing inclined plane 82, and the end of the key 5 is provided with a second pushing inclined plane 52 matched with the first pushing inclined plane 82. In the present embodiment, the stopper rib 83 is used to incline the end of the brake bevel gear 6, and in practical application, the inclination direction of the end of the stopper rib 83 is not limited.
As shown in fig. 4, the limiting block sliding guide structure in this embodiment includes a sliding groove 14 adapted to the limiting block 8, in this embodiment, two stoppers 15 are protruded from the housing 1, the extending direction of the two stoppers 15 is the same as the sliding direction of the limiting block 8, and the two stoppers 15 and the housing 1 jointly form the sliding groove 14.
When the two racks 3 need to be lengthened, the key 5 is pressed, the key 5 pushes the limiting block 8 to slide in the sliding groove 14, the elastic part 7 is compressed under the pushing of the limiting block 8, meanwhile, the stop rib 83 unlocks the helical gear 6, namely, the gear 2 is unlocked, at the moment, the two racks 3 can be driven to move back and forth through external force, the two racks 3 can be lengthened, in the lengthening process, the volute spiral spring 4 is elastically deformed along with the rotation of the gear 2, when the proper length is lengthened, the key 5 is loosened, the limiting block 8 performs reset motion under the elastic force action of the elastic part 7, and the stop rib 83 brakes the helical gear 6, namely, the gear 2 is locked; when two racks 3 need to be recovered, the key 5 is pressed, the key 5 pushes the limit block 8 to slide in the chute 14, the elastic part 7 is compressed under the pushing of the limit block 8, meanwhile, the stop rib 83 unlocks the helical gear 6, namely, the gear 2 is unlocked, at the moment, the gear 2 rotates under the action of the elastic torsion force of the volute spiral spring 4, meanwhile, the two racks 3 are driven to move oppositely, the two racks 3 are automatically recovered, when the proper length is recovered, the key 5 is loosened, the limit block 8 does reset movement under the action of the elastic force of the elastic part 7, the stop rib 83 brakes the helical gear 6, namely, the gear 2 is locked.
Can know by above working process, the utility model provides an adjust locking mechanism has the function that can retrieve automatically after 3 elongations of rack, has solved among the prior art problem that can not retrieve automatically after the rack elongates.
Example two:
as shown in fig. 1 to 6, the head-mounted display device includes a main body and a head band, the head band is provided with an adjustment locking mechanism in the first embodiment, and in the first embodiment, the head-mounted display device preferably includes a VR head-mounted display device and an MR head-mounted display device.
When two support arms of the headband need to be lengthened, the key 5 is pressed, the key 5 pushes the limit block 8 to slide in the sliding groove 14, the elastic part 7 is compressed under the pushing of the limit block 8, meanwhile, the stop rib 83 unlocks the bevel gear 6, namely, the gear 2 is unlocked, at the moment, the two support arms can be driven to move back and forth through external force, the two support arms can be lengthened, in the lengthening process, the volute spiral spring 4 is elastically deformed along with the rotation of the gear 2, when the proper length is lengthened, the key 5 is released, the limit block 8 performs reset motion under the elastic force action of the elastic part 7, the stop rib 83 brakes the bevel gear 6, namely, the gear 2 is locked; when two support arms of bandeau need be retrieved, equally, press button 5, button 5 promotes stopper 8 and slides in spout 14, elastic component 7 is compressed under stopper 8's promotion, locking muscle 83 unblock helical gear 6 simultaneously, gear 2 is the unblock promptly, at this moment, gear 2 rotates under the effect of the elasticity torsional force of volute spiral spring 4, drive two support arms simultaneously and do the opposite movement, two automatic receipts of support arm, when retrieving to suitable length, loosen button 5, stopper 8 is reset motion under elastic component 7's elasticity effect, locking muscle 83 braking helical gear 6, gear 2 is locked promptly.
The utility model provides a wear display device, its bandeau are provided with the regulation locking mechanism among the embodiment one, and at the in-process that uses, only need press button 5, two support arms of bandeau just can elongate or accomodate voluntarily, loosen button 5, and two support arms of bandeau just can be braked to make the support arm elongate or retrieve to suitable length automatically, optimized user's experience effect.
The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without the labor of creation from the above conception, which falls within the protection scope of the present invention.
Claims (9)
1. An adjusting and locking mechanism is characterized by comprising a shell, a gear, two racks, a volute spiral spring, a rotation limiting component and a key,
the gear is rotationally arranged in the shell;
the two racks are respectively meshed with the gear and the moving directions of the two racks are opposite;
the scroll spring is used for providing elastic torsion force for the gear to enable the gear to rotate;
the rotation limiting assembly is arranged between the shell and the gear and used for braking the gear;
the key is arranged on the shell in a sliding mode, the key drives the rotation limiting assembly to unlock the gear, and the key is provided with a sliding limiting structure.
2. The adjusting and locking mechanism of claim 1 wherein an installation shaft is disposed within the housing, the gear being rotatably disposed on the installation shaft, the gear being provided with a mounting slot through which the installation shaft passes; the spiral spring sets up in the mounting groove, the inner fixed setting of spiral spring is in install the epaxial, the outer end fixed setting of spiral spring is in on the cell wall of mounting groove.
3. The adjustment locking mechanism according to claim 2, wherein said rotation limiting assembly comprises a helical gear, an elastic member and a limiting block,
the bevel gear is fixedly arranged on one side of the gear, which is far away from the mounting groove;
one end of the elastic piece is fixedly arranged on the shell, and the other end of the elastic piece is connected with the limiting block;
the limiting block is used for braking the helical gear, the key drives the limiting block to unlock the helical gear, and a limiting block sliding guide structure is arranged on the shell.
4. The adjusting and locking mechanism according to claim 3, wherein the limiting block is provided with a boss, the boss is provided with a first pushing inclined surface, and the end of the key is provided with a second pushing inclined surface matched with the first pushing inclined surface.
5. The adjusting and locking mechanism according to claim 3, wherein a stop rib for stopping the helical gear is convexly arranged at one end of the limit block away from the elastic member.
6. The adjustment locking mechanism according to claim 3, wherein the stopper sliding guide structure comprises a sliding groove adapted to the stopper.
7. The adjusting and locking mechanism according to claim 6, wherein two stoppers are protruded from the housing, the extending direction of the stoppers is the same as the sliding direction of the limiting blocks, and the stoppers and the housing together form the sliding groove.
8. Head-mounted display device comprising a host and a headband, characterized in that the headband is provided with an adjustment locking mechanism according to any one of claims 1 to 7.
9. The head mounted display device of claim 8, wherein the head mounted display device comprises a VR head mounted display device and a MR head mounted display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920971382.0U CN210136363U (en) | 2019-06-25 | 2019-06-25 | Adjusting and locking mechanism and head-mounted display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920971382.0U CN210136363U (en) | 2019-06-25 | 2019-06-25 | Adjusting and locking mechanism and head-mounted display device |
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| Publication Number | Publication Date |
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| CN210136363U true CN210136363U (en) | 2020-03-10 |
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| CN201920971382.0U Active CN210136363U (en) | 2019-06-25 | 2019-06-25 | Adjusting and locking mechanism and head-mounted display device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111427155A (en) * | 2020-04-29 | 2020-07-17 | 歌尔科技有限公司 | Adjustable bandeau and head-mounted apparatus |
| CN112728377A (en) * | 2020-12-29 | 2021-04-30 | 重庆蓝岸通讯技术有限公司 | Adjusting structure and wearable device |
| CN113009695A (en) * | 2021-03-02 | 2021-06-22 | 歌尔光学科技有限公司 | Head-mounted adjusting device and head-mounted display equipment |
| CN113189775A (en) * | 2021-04-20 | 2021-07-30 | 歌尔股份有限公司 | Headband adjusting device and head-mounted equipment |
-
2019
- 2019-06-25 CN CN201920971382.0U patent/CN210136363U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111427155A (en) * | 2020-04-29 | 2020-07-17 | 歌尔科技有限公司 | Adjustable bandeau and head-mounted apparatus |
| CN111427155B (en) * | 2020-04-29 | 2022-10-14 | 歌尔科技有限公司 | Adjustable bandeau and head-mounted apparatus |
| CN112728377A (en) * | 2020-12-29 | 2021-04-30 | 重庆蓝岸通讯技术有限公司 | Adjusting structure and wearable device |
| CN113009695A (en) * | 2021-03-02 | 2021-06-22 | 歌尔光学科技有限公司 | Head-mounted adjusting device and head-mounted display equipment |
| CN113009695B (en) * | 2021-03-02 | 2022-05-13 | 歌尔光学科技有限公司 | Head-mounted adjusting device and head-mounted display equipment |
| WO2022183728A1 (en) * | 2021-03-02 | 2022-09-09 | 歌尔股份有限公司 | Head-mounted adjusting apparatus and head-mounted display device |
| CN113189775A (en) * | 2021-04-20 | 2021-07-30 | 歌尔股份有限公司 | Headband adjusting device and head-mounted equipment |
| CN113189775B (en) * | 2021-04-20 | 2022-06-17 | 歌尔股份有限公司 | Headband adjusting device and head-mounted equipment |
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Effective date of registration: 20201021 Address after: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronic office building) Patentee after: GoerTek Optical Technology Co.,Ltd. Address before: 261205 Shandong province Weifang Comprehensive Bonded Zone Yuqing East Street to South High Tech two Road East Weifang Comprehensive Bonded Zone aide light industrial product processing base 1, 3, 5 workshop Patentee before: Weifang Goertek Electronics Co.,Ltd. |