Head-mounted display
Technical field
Technical field of electronic products is the utility model is related to, more particularly to a kind of head-mounted display.
Background technology
IPD (interpupillary distance) or near-sighted governor motion are mostly rack-and-pinion or gear gear or stir tune in existing VR or AR devices
Section, such function of the regulation without self-locking or synchronous adjustment;Existing governor motion is commonly multistage regulation, and at least three-level is adjusted
More than section, so cause accumulative fit clearance to increase, cause idle stroke during motion to increase;Existing VR or AR devices governor motion was both
It is guiding mechanism again for governor motion, causes motion not steady enough.
Utility model content
For disadvantages described above, the utility model head-mounted display is solved in the prior art under governor motion Multi-stage transmission
The accumulative technical problem that fit clearance is big, idle stroke is big, the governor motion is simple in construction, and accumulative fit clearance is small, and idle stroke is few,
Stable drive.
In order to solve the above technical problems, the technical solution of the utility model is:
A kind of head-mounted display, including support and two lens barrels, one end of the lens barrel are slidably mounted on support, the branch
Governor motion for adjusting the two lens barrel spacing is installed, the governor motion includes being rotatably installed in the support on frame
On first rotating shaft and the second rotating shaft, one end of the first rotating shaft is coaxially installed with rotating disk, the other end of the first rotating shaft
The first worm screw is coaxially provided with, is coaxially installed with the gear coordinated with first worm-drive in second rotating shaft, described the
Two rotating shafts are threadedly coupled with two lens barrels, and the screwfeed of two lens barrel is in opposite direction and respectively with the two in the branch
Glide direction on frame is consistent.
Wherein, the barrelshift set with second shaft parallel is installed, two lens barrels slide peace on the support
On the barrelshift.
Wherein, coaxial spaced is provided with two second worm screws in second rotating shaft, is separately installed with two lens barrel and two
The worm screw lid of second worm thread connection.
Wherein, the worm screw lid includes setting female semicircle column sleeve and is located at the fixation of semicircle column sleeve both sides side
Plate, the fixed plate are fixed by screws on lens barrel.
Wherein, two second worm screw is located at the both sides of the gear respectively.
Wherein, the both ends of second rotating shaft are respectively the inserting column being coaxially disposed, and the side wall of the inserting column is at least provided with one
Individual plane, second worm screw are axially arranged with the jack for coordinating inserting with the inserting column.
Wherein, the jump ring for compressing second worm end is installed on the inserting column.
Wherein, the avris on the support is provided with installation cavity, and the rotating disk is locally provided in the installation cavity.
Wherein, the rotating disk is provided with toothed surfaces.
After employing above-mentioned technical proposal, the beneficial effects of the utility model are:
Due to a kind of head-mounted display of the utility model, including support and two lens barrels, one end of lens barrel is slidably mounted on branch
On frame, first rotating shaft and the second axis of rotation are rack-mount, and one end of first rotating shaft is coaxially installed with rotating disk, first rotating shaft
The other end be coaxially provided with the first worm screw, be coaxially installed with the second rotating shaft with the first worm-drive coordinate gear, second turn
Axle is threadedly coupled with two lens barrels, the screwfeed of two lens barrels it is in opposite direction and respectively with the two glide direction one on support
Cause.First rotating shaft is rotated to realize the second axis of rotation, and the second axis of rotation can drive axial direction of two lens barrels along the second rotating shaft
Direction is moved, and the screwfeed of two lens barrels ensure that, when the second rotating shaft rotates forward or inverts, two lens barrels can be mutual in the opposite direction
Close to movement or movement is located remotely from each other, it is achieved thereby that the regulation of the interpupillary distance of head-mounted display, governor motion is that two level is adjusted,
Structure is more compact, reduces the accumulative gap of cooperation, the problem of avoiding idle stroke caused by Multi-stage transmission, while also has
The effect of lens barrel stable movement.
Due to being provided with barrelshift, barrelshift installation parallel with the second rotating shaft on support, two lens barrels are slidably mounted on mirror
On cylinder axle, two lens barrels are slidably mounted on same barrelshift, and barrelshift provides guide effect for the slip of two lens barrels, and by adjusting
Save mechanism and realize regulation, to be also responsible in passing power being oriented to this avoid governor motion caused by device action it is uneven
The problem of steady.
It is fixed because worm screw lid includes setting female semicircle column sleeve and is located at the fixed plate of semicircle column sleeve both sides side
Plate is fixed by screws on lens barrel, and fixed plate is fixed on support by worm screw lid by screw so that the second worm screw and lens barrel
Between convenient disassembly, be easy in device assembling process, the adjustment that governor motion is connected with two lens barrel Synchronous Transmissions, by tightening
Screw can realize that semicolumn set compresses the second worm screw, and then regulating mechanism for locking.
Because the avris on support is provided with installation cavity, rotating disk is locally provided in installation cavity.Think highly of entirely wearing reality,
Support is the main framework of whole device, and rotating disk needs to be arranged on internal stent, and the part that rotating disk exposes outside installation cavity is convenient
User's hand-drive, the attractive in appearance of device entirety was so both ensure that, and do not influenceed the use function of rotating disk.
In summary, the utility model head-mounted display solves adds up under governor motion Multi-stage transmission in the prior art
The technical problem that fit clearance is big, idle stroke is big, the governor motion is simple in construction, and accumulative fit clearance is small, and idle stroke is few, transmission
Steadily, while also there is easy to operate, the reasonable feature of space utilization.
Brief description of the drawings
Fig. 1 is the utility model head-mounted display structural representation;
Fig. 2 is the utility model head-mounted display structural representation;
Fig. 3 is B-B sectional views in Fig. 2;
Fig. 4 is C-C sectional views in Fig. 2;
Fig. 5 is the utility model head-mounted display structural representation;
Fig. 6 is Fig. 1 A portions enlarged drawing;
In figure:1- supports, 2- lens barrels, 3- governor motions, 4- first rotating shafts, the rotating shafts of 5- second, 6- rotating disks, the snails of 7- first
Bar, 8- gears, 9- barrelshifts, the worm screws of 10- second, 11- worm screws lid, 110- semicircles column sleeve, 111- fixed plates, 14- installation cavitys,
15- toothed surfaces, 16- inserting columns, 17- jacks, 18- jump rings.
Embodiment
With reference to the accompanying drawings and examples, the utility model is expanded on further.
It is jointly shown with Fig. 3 as shown in Figure 1, Figure 2, a kind of head-mounted display, including the lens barrel 2 of support 1 and two, one end of lens barrel 2
It is slidably mounted on support 1, the governor motion 3 for adjusting the spacing of two lens barrel 2 is installed on support 1, governor motion 3 includes turning
The dynamic rotating shaft 5 of first rotating shaft 4 and second on support 1, one end of first rotating shaft 4 is coaxially installed with rotating disk 6, first rotating shaft
4 other end is coaxially provided with the first worm screw 7, and the gear 8 coordinated with the transmission of the first worm screw 7 is coaxially installed with the second rotating shaft 5, the
Two rotating shafts 5 are threadedly coupled with two lens barrels 2, the screwfeed of two lens barrels 2 it is in opposite direction and respectively with the two cunning on support 1
Dynamic direction is consistent, and support 1 is used to install display apparatus, two lens barrels 2 is provided with support 1, lens barrel 2 and its component connect for human eye
Used during the image for receiving display, eyes of two lens barrels 2 respectively with people match, and governor motion 3 is by adjusting in two lens barrels 2
Line-spacing realizes the regulation of interpupillary distance, and two lens barrels 2 are slidably mounted on support 1, and relative be slidably connected can be with support 1 for lens barrel 2
Realized by way of the cooperation isoline of the cooperation of line slideway, chute and sliding block or traveller and sliding sleeve is slidably connected,
The first rotating shaft 4 of governor motion 3 is connected with the second rotating shaft 5 by worm screw and gear 8, the axial direction of the second rotating shaft 5 with
Glide direction of the lens barrel 2 on support 1 is consistent, and the convenient use person of rotating disk 6 controls the rotation of first rotating shaft 4, first rotating shaft 4
Rotate to realize that the second rotating shaft 5 rotates, the second rotating shaft 5 rotates the axial direction that two lens barrels 2 can be driven along the second rotating shaft 5 and moved
It is dynamic, the second rotating shaft 5 be connected with the worm drive of two lens barrels 2 can by the connection of lead screw transmission or worm screw and inner screw sheath come
Realize, the screwfeed of two lens barrels 2 ensure that two lens barrels 2 can be leaned on mutually when the second rotating shaft 5 is rotated forward or inverted in the opposite direction
Nearly movement is located remotely from each other movement, it is achieved thereby that the regulation of the interpupillary distance of head-mounted display, governor motion 3 is that two level is adjusted,
Structure is more compact, reduces the accumulative gap of cooperation, the problem of avoiding idle stroke caused by Multi-stage transmission, while also has
The effect of the stable movement of lens barrel 2.
As Fig. 2 and Fig. 4 are jointly shown, the barrelshift 9 being be arranged in parallel with the second rotating shaft 5, two lens barrels 2 are installed on support 1
It is slidably mounted on barrelshift 9, two lens barrels 2 are slidably mounted on same barrelshift 9, and barrelshift 9 provides for the slip of two lens barrels 2
Guide effect, and regulation realized by governor motion 3, this avoid governor motion 3 will also be responsible for guiding in passing power
The caused jiggly problem of device action, the be arrangeding in parallel of the rotating shaft 5 of barrelshift 9 and second can ensure lens barrel 2 relative to
The glide direction of support 1 is consistent with the screwfeed direction of lens barrel 2.
As shown in figure 1, coaxial spaced is provided with two second worm screws 10 in the second rotating shaft 5, it is separately installed with two lens barrels 2 and two
The worm screw lid 11 of second worm screw 10 threaded connection.The covering of worm screw lid 11 is connected on the second worm screw 10, the second worm screw 10 and worm screw
Lid 11 is threaded connection, and when the second rotating shaft 5 rotates, the second worm screw 10 rotates, and the worm screw lid 11 that is threadedly coupled therewith can be along the
The axial direction movement of two worm screws 10, and then slided with moving lens barrel 2 on support 1.
As Fig. 1 and Fig. 6 are jointly shown, worm screw lid 11 includes setting female semicircle column sleeve 110 and being located at semicolumn
The fixed plate 111 of 110 liang of avris is covered, fixed plate 111 is fixed by screws on lens barrel 2.Worm screw lid 11 will be fixed by screw
Plate 111 is fixed on support 1 so that convenient disassembly between the second worm screw 10 and lens barrel 2, is easy in device assembling process, is adjusted
The adjustment that section mechanism 3 is connected with the Synchronous Transmission of two lens barrel 2, it can realize that semicircle column sleeve 110 compresses the second snail by tightening screw
Bar 10, and then regulating mechanism for locking 3.
As shown in figure 1, gear 8 is arranged on the center of the second rotating shaft 5, two second worm screws 10 are respectively positioned at gear 8
Both sides, and be symmetrical arranged relative to gear 8.In the second rotating shaft 5, gear 8 is the i.e. governor motion between two second worm screws 10
3 are arranged on the position between two lens barrels 2 so that the overall space utilization of device is more reasonable.
As shown in fig. 6, the both ends of second rotating shaft 5 are respectively the inserting column 16 being coaxially disposed, the side wall of the inserting column 16
At least provided with a plane, second worm screw 10 is axially arranged with the jack 17 for coordinating inserting with the inserting column 16.Second worm screw
10 coordinate the connection realized in the second rotating shaft 5 by the inserting of jack 17 and inserting column 16, and the flat sidewall of inserting column 16 can be to prevent
Only the second worm screw 10 rotates relative to the second rotating shaft 5.
As shown in fig. 6, the jump ring 18 for compressing the end of the second worm screw 10 is installed on inserting column 16.Jump ring 18 is fastened on inserting column 16
On, for the second worm screw 10 set one it is spacing, the second sliding axially on inserting column 16 of worm screw 10 is limited with this so that second
Worm screw 10 is stably mounted on inserting column 16.
As shown in figure 5, the avris on support 1 is provided with installation cavity 14, rotating disk 6 is locally provided in installation cavity 14, whole
In head-mounted display, support 1 is the main framework of whole device, and rotating disk 6 needs to be arranged on inside support 1, and rotating disk 6, which exposes, is pacifying
The part convenient use person behaveing affectedly outside 14 so both ensure that overall attractive in appearance of device, and do not influence making for rotating disk 6 with hand-drive
Use function.
As shown in figure 5, rotating disk 6 is provided with tooth row surface 15.The tooth row outer surface of rotating disk 6 can be held with convenient use person,
The enhanced convenience so that the interpupillary distance adjustment of device is got up.
The utility model is not limited to above-mentioned specific embodiment, and one of ordinary skill in the art visualizes from above-mentioned
Hair, without performing creative labour, a variety of conversion made, all falls within the scope of protection of the utility model.