CN108681075A - A kind of band body slack adjuster and helmet - Google Patents
A kind of band body slack adjuster and helmet Download PDFInfo
- Publication number
- CN108681075A CN108681075A CN201810835444.5A CN201810835444A CN108681075A CN 108681075 A CN108681075 A CN 108681075A CN 201810835444 A CN201810835444 A CN 201810835444A CN 108681075 A CN108681075 A CN 108681075A
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- China
- Prior art keywords
- gear
- regulating wheel
- band body
- locking member
- shell
- Prior art date
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0176—Head mounted characterised by mechanical features
Abstract
The invention discloses a kind of helmet belonging to wearable device technical field and with body slack adjuster, including shell, gear and regulating wheel.Wherein, gear is installed in shell, for being engaged with the rack on body；Regulating wheel is installed on shell, and elastomer is provided between regulating wheel and gear；Under natural conditions, gear and shell locking；External force rotate regulating wheel when, regulating wheel can opposed gear rotation, gear is unlocked, elastomer deforms upon, regulating wheel opposed gear turn an angle pusher moving gear synchronous rotation.This, by the cooperation of shell, gear and regulating wheel, can conveniently realize the elastic adjusting with body, and then for the equipment by being worn with body with body slack adjuster, can easily adjust clamping force to meet the use demand of different user.
Description
Technical field
The present invention relates to wearable device technical fields also to relate to more specifically to a kind of band body slack adjuster
And a kind of helmet with the regulating device.
Background technology
In the Working Life for more and more appearing in people by the equipment worn with body, as VR (virtual reality) is worn
Equipment.Wear be VR equipment chief component, for HMD (head-mounted display) to be fixed on head, to entire VR products
Experience play an important role.At present mainstream wear set wear form mainly and have head-hoop, bandage type, head clip.Bandage type head
Wear at low cost, but Product Experience is poor, gives cheap sense, and when wearing is easy winding hair, and is adjusted to head clamping force
Process compares low side, cumbersome.Head clip wears product and wears clamping force depending on wearer's head circumference size to wearer, presss from both sides in this way
Clamp force can lead to collet when excessive, product can be caused to fix when too small not firm.
It is asked in conclusion how to efficiently solve helmet etc. and be difficult to adjust etc. by the equipment clamping force worn with body
Topic, is current those skilled in the art's problem to be solved.
Invention content
In view of this, first of the present invention is designed to provide a kind of band body slack adjuster, the elastic tune of band body
The structure design of regulating device can efficiently solve the problem of being difficult to adjust by the equipment clamping force worn with body, of the invention
It includes the above-mentioned helmet with body slack adjuster that second purpose, which is to provide a kind of,.
In order to reach above-mentioned first purpose, the present invention provides the following technical solutions：
A kind of band body slack adjuster, including shell, the regulating wheel that is installed on the shell and gear, the gear
For being engaged with the rack on body；Be provided between the regulating wheel and the gear elastomer (；Under natural conditions, the tooth
Wheel is locked with the shell；It can be rotated and unlock the gear, the bullet relative to the gear when regulating wheel rotation
Property part deform upon, the regulating wheel relative to the gear turn an angle after push the gear synchronous to rotate.
Preferably, in above-mentioned band body slack adjuster, there is internal tooth on the shell, be slidably fitted on the gear
Locking member, the regulating wheel have the protrusion coordinated with the locking member；Under natural conditions, the protrusion will be described
Locking member ejects and the interior tooth engagement；It can be rotated relative to the gear when regulating wheel rotation, so that the protrusion
Portion is staggered with the locking member to discharge the locking member, and the elastomer deforms upon, and the regulating wheel is relatively described
Gear pushes the gear synchronous to rotate after turning an angle.
Preferably, in above-mentioned band body slack adjuster, the gear is circumferentially arranged at least two limiting sections, described
Regulating wheel have pushing part, under natural conditions the pushing part between the opposite limiting section, and the pushing part away from
There is gap between the limiting section at both ends；
Alternatively, the regulating wheel is circumferentially arranged there are at least two pushing parts, there is limiting section, natural shape on the gear
Between the limiting section is between two pushing parts under state, and the limiting section has between the pushing part at both ends
Gap.
Preferably, in above-mentioned band body slack adjuster, the locking member is slidably mounted in the limiting section.
Preferably, in above-mentioned band body slack adjuster, multiple limits are circumferentially evenly arranged on the gear
Portion is respectively arranged with the pushing part between adjacent two limiting sections.
Preferably, in above-mentioned band body slack adjuster, multiple locking members, Duo Gesuo are provided on the gear
State locking member being arranged circumferentially along the gear, in the regulating wheel with each locking member is opposite is respectively set
There is the protrusion.
Preferably, in above-mentioned band body slack adjuster, the center of the gear has a pilot hole, in the regulating wheel
The heart has the connecting pole for being inserted into the pilot hole, and the protrusion is radially protruded by the outer wall of the connecting pole to be formed.
Preferably, in above-mentioned band body slack adjuster, the pilot hole is through-hole, and the connecting pole passes through the assembly
Hole, and clamp is provided on one of the end of the connecting pole and the Both, be correspondingly arranged in another one with it is described
The card slot of clamp cooperation.
Preferably, in above-mentioned band body slack adjuster, the elastomer is torsional spring, the both ends of the torsional spring respectively with
The gear and the regulating wheel offset so that the regulating wheel relatively the gear positive and negative rotation when compress the torsional spring.
Preferably, in above-mentioned band body slack adjuster, compression bullet is provided between the locking member and the gear
Property part, to push the locking member and the interior tooth engagement.
Band body slack adjuster provided by the invention includes shell, gear and regulating wheel.Wherein, gear is installed on shell
It is interior, for being engaged with the rack on body；Regulating wheel is installed on shell, and elastomer is provided between regulating wheel and gear；It is natural
Under state, gear and shell locking；External force rotate regulating wheel when, regulating wheel can opposed gear rotation, gear is unlocked, elasticity
Body deforms upon, regulating wheel opposed gear turn an angle pusher moving gear synchronous rotation.
Using band body slack adjuster provided by the invention, when needing to adjust elastic with body, external force overcomes elastic component
Elastic force rotate regulating wheel, regulating wheel first opposed gear rotate, the locking relation of lifting gear and shell.Regulating wheel is with respect to tooth
During wheel rotation, the elastomer being set between regulating wheel and gear deforms upon, and after regulating wheel turns an angle, adjusts
Wheel is rotated further and gear synchronous can be driven to rotate, and the rotation of gear drives the rack being engaged with to move forward or back, Jin Ergai
Variable speed body it is elastic.After band body is adjusted in place, regulating wheel is discharged, the restoring force of elastomer pushes regulating wheel to reset, gear lock
Tightly on shell, corresponding position will be fixed on body.To sum up, which passes through shell, gear and regulating wheel
Cooperation, the elastic adjusting with body can be conveniently realized, and then for the equipment by being worn with body, can be convenient
Clamping force is adjusted to meet the use demand of different user.
In order to reach above-mentioned second purpose, the present invention also provides a kind of helmet, which includes band body
With any of the above-described kind of band body slack adjuster, engaged with having rack, rack and pinion on body.Since above-mentioned band body is elastic
Regulating device has above-mentioned technique effect, and with this, the helmet with body slack adjuster should also be imitated with corresponding technology
Fruit.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the configuration schematic diagram with body slack adjuster of a specific embodiment of the invention；
Fig. 2 is the cross-sectional view shown in FIG. 1 with body slack adjuster；
Fig. 3 is wheel and rack cooperation schematic diagram；
Fig. 4 is that schematic diagram is arranged in elastomer；
Fig. 5 is the assembling schematic diagram of gear and locking member；
Fig. 6 is the floor map of gear；
Fig. 7 is the structural schematic diagram of regulating wheel.
It is marked in attached drawing as follows：
Shell 1, shell 11, inner casing 12, internal tooth 13, gear 2, external tooth 21, clamp 22, limiting section 23, regulating wheel 3, protrusion
Portion 31, pushing part 32, the first support portion 33, the second support portion 34, locking member 4, elastomer 5, first end 51, second end 52,
Compression elastic piece 6, band body 7, rack 71.
Specific implementation mode
The embodiment of the invention discloses a kind of band body slack adjusters to meet different in order to adjust with the elastic of body
Client's use demand.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- Fig. 2 is please referred to Fig.1, Fig. 1 is that the detonation configuration with body slack adjuster of a specific embodiment of the invention shows
It is intended to；Fig. 2 is the cross-sectional view shown in FIG. 1 with body slack adjuster.
In a specific embodiment, band body slack adjuster provided by the invention includes shell 1, gear 2 and adjusts
Wheel 3.
Wherein, gear 2 and regulating wheel 3 are installed on shell 1.The concrete structure of shell 1 can be arranged as required to, herein not
Make specific limit.When with the band body 7 that body 7 is helmet, then the shell that shell 1 is worn after being preferably, for the ease of shell 1
It is installed with the cooperation with body 7, shell 1 includes the inner casing 12 and shell 11 for being detachably fixed connection, then in one end insertion with body 7
Between shell 12 and shell 11.
Gear 2 is illustrated as shown in figure 3, Fig. 3 is gear 2 with the cooperation of rack 71 for being engaged with the rack 71 on body 7
Figure.There is external tooth 21 on gear 2, engaged with the rack 71 with body 7, can be moved forward and backward with carry-over bar 71 to the rotation of gear 2,
To adjust with the elastic of body 7.Be specifically as follows one end with body 7 to be fixedly connected with shell 1, on the other end have rack 71 and with
Gear 2 engages, and then the rotation band carry-over bar 71 of gear 2 moves, and degree of the enclosing size surrounded with body 7 is adjusted, to adapt to different use
Family.Alternatively, can also engage at the both ends with body 7 with gear 2, i.e., the both ends with body 7 are movable end, not with shell 1
It is fixedly connected, the both ends with body 7 can specifically be penetrated in shell 1, to be engaged with gear 2.And then the rotation of gear 2 drives band body
The rack 71 at 7 both ends moves respectively makes the both ends with body 7 towards or away from movement, is accordingly adjusted with degree of the enclosing size that body 7 surrounds
It is whole to adapt to different users.
Regulating wheel 3 specifically can be removably rotatablely connected with shell 1, in order to the installation and later maintenance of gear 2.It adjusts
It is provided with elastomer 5 between section wheel 3 and gear 2.Regulating wheel 3 coordinates with gear 2, and under natural conditions, gear 2 is locked with shell 1.Outside
When power rotates regulating wheel 3 forward or backwards, 3 opposed gear 2 of regulating wheel first rotates forward or backwards, and the unlock of gear 2 is made it
It can be with respect to housing into rotation.When 3 opposed gear 2 of regulating wheel turn an angle forward or backwards pusher moving gear 2 rotate synchronously.
It should be noted that, be not especially limited herein and the size of certain angle that is mentioned below can be arranged as required to.Regulating wheel
3 rotating forward certain angle pusher moving gears 2 are rotated synchronously pushes gear 2 to rotate synchronously corresponding angular dimension with reversion certain angle
It can be the same or different.
Elastomer 5 is provided between regulating wheel 3 and gear 2, elastomer 5 deforms when 3 opposed gear 2 of regulating wheel rotates, in turn
When regulating wheel 3 is released, the reply force effect of elastomer 5 pushes regulating wheel 3 to reset, that is, make regulating wheel 3 return back to
The initial relative position of gear 2, and regulating wheel 3 is made to be kept in the position when not by external force, i.e., gear 2 is lock onto on shell 1.
Using band body slack adjuster provided by the invention, when needing to adjust elastic with body, external force overcomes elastomer 5
Elastic force rotate regulating wheel 3, regulating wheel 3 first opposed gear 2 rotate, the locking relation of lifting gear 2 and shell 1.Regulating wheel 3
In 2 rotation process of opposed gear, the elastomer 5 being set between regulating wheel 3 and gear 2 deforms upon, when regulating wheel 3 rotates centainly
After angle, regulating wheel 3 be rotated further can band moving gear 2 rotate synchronously, before the rotation of gear 2 drives the rack 71 that is engaged with
Into or retreat, and then change with the elastic of body.After band body is adjusted in place, regulating wheel 3 is discharged, the restoring force of elastomer 5 pushes
Regulating wheel 3 resets, and gear 2 is lock onto on shell 1, will be fixed on corresponding position with body.To sum up, the band body slack adjuster is logical
The cooperation of shell 1, gear 2 and regulating wheel 3 is crossed, the elastic adjusting with body can be conveniently realized, and then for wearing by band body
For the equipment worn, clamping force can be easily adjusted to meet the use demand of different user.
Further, there is internal tooth 13 on shell 1, mounting hole can be specifically opened up on shell 1, inner wall has internal tooth
13, mounting hole is generally circular hole, and gear 2 is installed in mounting hole.It should be noted that internal tooth 13 herein refers on shell, tool
There are multiple grooves on the inner wall of body such as mounting hole, tooth is then formed between adjacent groove.The number of specific tooth, size and adjacent
Spacing between tooth can be arranged as required to, and be not especially limited herein.
Locking member 4 is slidably fitted on gear 2.Since locking member 4 is installed on gear 2, and being capable of opposed gear 2
Sliding, and then can be engaged with the internal tooth 13 on shell 1 when it is ejected, to which the position of gear 2 be locked.When it is along the back of the body
After direction sliding abjection internal tooth 13 from internal tooth 13, then the locking to gear 2 is relieved.The top of locking member 4 is in and internal tooth
The tip-angled shape of 13 shapes cooperation, as thimble.
Regulating wheel 3 has the protrusion 31 coordinated with locking member 4, under natural conditions, protrusion 31 and 4 phase of locking member
It supports, is ejected and engaged with internal tooth 13.When external force rotates regulating wheel 3,3 opposed gear 2 of regulating wheel rotates first, then regulating wheel
3 protrusion 31 rotates so that protrusion 31 is staggered with locking member 4, and leaving space for locking member 4 can slide
To exiting internal tooth 13.
Locking member 4, the width of protrusion 31 is pushed gradually to be increased by top to bottom for the ease of protrusion 31, two
Side is inclined surface, and locking member 4 is corresponding with the end that protrusion 31 offsets to be set as from center to both sides and protrusion 31
Inclined surface cooperation inclined surface.When regulating wheel 3 resets under the action of the elastic member in turn, the effect for passing through inclined surface pushes lock
Tight component 4 is ejected.
By the cooperation of the locking member 4 and internal tooth 13 of above structure, when needing to adjust elastic with body 7, external force overcomes
The elastic force of elastic component rotates regulating wheel 3, and the opposed gear 2 first of regulating wheel 3 rotates so that and protrusion 31 is staggered with locking member 4,
Locking member 4 is released, and can exit the internal tooth 13 on shell 1, that is, relieve the locking relation of gear 2 and shell 1.
In 3 opposed gear of regulating wheel, 2 rotation process, the elastomer 5 being set between regulating wheel 3 and gear 2 deforms upon, when regulating wheel 3
After opposed gear 2 turns an angle, being rotated further for regulating wheel 3 can be rotated synchronously with moving gear 2, and the rotation of gear 2 drives
The rack 71 being engaged with moves forward or back, and then changes with the elastic of body 7.After band body 7 is adjusted in place, regulating wheel 3 is discharged,
The restoring force of elastomer 5 pushes regulating wheel 3 to reset so that protrusion 31 is offseted with locking member 4 to be ejected and internal tooth 13
Engagement realizes self-locking, will be fixed on corresponding position with body 7.
Specifically, gear 2 is arranged at intervals at least two limiting sections 23 in the circumferential, regulating wheel 3 has positioned at opposite
Pushing part 32 between limiting section 23, and the length of pushing part 32 is less than pre-determined distance.Namely in its natural state, pushing part
32 between two limiting sections 23, and two limiting sections 23 of distance have gap.Have at least alternatively, regulating wheel 3 is circumferentially arranged
Two pushing parts 32 have limiting section 23 on gear 2, and limiting section 23 is positioned at two pushing parts 32 between under natural conditions, and limit
There is gap in portion 23 between the pushing part 32 apart from both ends.
And then external force is when rotating clockwise or counterclockwise regulating wheel 3, first can opposed gear 2 rotate, pushed when turning to
After portion 32 offsets with limiting section 23, then regulating wheel 3, which is rotated further, can push gear 2 to rotate synchronously.Specific pushing part 32 is apart from limit
Spacing size between position portion 23 can be arranged as required to, and need to ensure that regulating wheel 3 and gear 2 relatively rotate in the spacing range
It is enough protrusion 31 and locking member 4 being staggered.Specific limiting section 23 and pushing part 32 all can be boss, for the ease of pushing
The setting in portion 32 can be arc boss.
For the ease of the setting of limiting section 23, gear 2 may include being located remotely from the gear of 3 side of regulating wheel and leaning on
The auxiliary section of nearly 3 side of regulating wheel, specific auxiliary section can be cylindrical, and limiting section 23 is fixed on the outside wall surface of auxiliary section.With
On illustrate to enable the first rotation of opposed gear 2 of regulating wheel 3 then to push gear 2 synchronous again by limiting section 23 and pushing part 32
Rotation can also realize above-mentioned function by other drive mechanisms as needed.
Pass through the cooperation of limiting section 23 and pushing part 32 so that when external force rotates regulating wheel 3, regulating wheel 3 can be first opposite
Gear 2 rotate, when 3 opposed gear 2 of regulating wheel turn an angle pusher moving gear 2 rotate synchronously.As needed, can not also
Limiting section 23 and pushing part 32 are set, then when external force rotation regulating wheel 3, the first opposed gear 2 of regulating wheel 3 rotates, when 3 phase of regulating wheel
When turning to elastomer 5 to gear 2 and reaching deformation limit, then regulating wheel 3 can be rotated synchronously with moving gear 2.
Further, locking member 4 is slidably mounted in limiting section 23.Specifically through-hole can be opened up on limiting section 23,
Locking member 4 is installed in the through-hole, and under natural conditions, the bottom end of protrusion 31 and locking member 4, which offsets, to be ejected.It will lock
Tight component 4 is installed in limiting section 23, and space is preferably utilized, and is convenient for the volume of effective controling adjustment device.Locking member 4
One can be only arranged, i.e., the installation locking component 4 in a limiting section 23.It as needed, can also be in each limiting section 23
It is respectively mounted locking member 4, engages the locking for realizing gear 2, reliability higher with internal tooth 13 by multiple locking members 4.Meanwhile
Multiple spot stress is but also stress more balances.
Further, it is circumferentially evenly arranged with multiple limiting sections 23 on gear 2, divides between two adjacent limiting sections 23
It is not provided with pushing part 32.It should be noted that three and three, multiple fingers herein or more.As shown in Fig. 2, 2 upper edge of gear
It is circumferentially uniformly arranged there are three limiting section 23, it is corresponding in regulating wheel 3 to be uniformly arranged in the circumferential direction that there are three pushing parts 32, it is located at
Between two adjacent limiting sections 23.And then when regulating wheel 3 turns to pushing part 32 and offsets with limiting section 23, three pushing parts 32
Collective effect pushes gear 2 to rotate, and three stress points are uniformly distributed so that the rotation of gear 2 is more steady.Certainly, as needed
Two limiting sections 23 of setting that can also be only opposite, or it is uniformly arranged four and the above limiting section 23.
In the above embodiments, multiple locking members 4, week of the multiple locking members 4 along gear 2 are provided on gear 2
It is opposite with each locking member 4 in regulating wheel 3 to be respectively arranged with protrusion 31 to being evenly arranged.It should be noted that herein
It is multiple that multiple locking members 4 are namely uniformly installed in the circumferential direction of gear 2, and be circumferentially evenly arranged in regulating wheel 3
The protrusion 31 of corresponding number, under natural conditions, each protrusion 31 offset to be ejected with each locking member 4 and be nibbled with internal tooth 13
It closes, Multipoint Uniform stress makes overall structure reliability more preferably.It, then can be when locking member 4 is installed on limiting section 23
Installation locking component 4 is distinguished on each limiting section 23.
For the ease of the assembly of gear 2 and regulating wheel 3, the center of gear 2 has pilot hole, and the center of regulating wheel 3 has
The connecting pole in plugging in fitting hole, protrusion 31 is radially protruded by the outer wall of connecting pole to be formed.The namely company of regulating wheel 3
It connects column to be inserted into the pilot hole of gear 2, the outer wall of connecting pole outwardly protrudes to form protrusion 31, and protrusion 31 is radially convex
Go out.Such setting takes full advantage of space, simple and compact for structure, when regulating wheel 3 rotates, the rotation of protrusion 31 and locking member 4
It is staggered.
Preferably, locking member 4 is radially slidably mounted on gear 2, and then protrusion 31 radially pushes tight lock part
Part 4 is ejected, and stress is more steady.As needed, locking member 4 can also relatively radially tilt installation.
Further, pilot hole is through-hole, and connecting pole passes through pilot hole, and 1 alternative one of the end of connecting pole and shell
On be provided with clamp 22, the card slot coordinated with clamp 22 is correspondingly arranged in another one.Since connecting pole is located in regulating wheel 3
The heart, that is, be clamped with shell 1 by the center of regulating wheel 3 so that overall structure is more reliable.Adjusting can also specifically be passed through
The outer wall of wheel 3 is clamped with shell 1.The structure of specific clamp 22 and card slot is correspondingly arranged, and is not especially limited herein.
In the above embodiments, elastomer 5 is torsional spring, and the both ends of torsional spring respectively offset with gear 2 and regulating wheel 3,
So as to compress torsional spring when 32 positive and negative rotation of opposed gear of regulating wheel.Referring specifically to Fig. 4,6 and 7, Fig. 4 is that the setting of elastomer 5 is shown
It is intended to；Fig. 6 is the floor map of gear 2；Fig. 7 is the structural schematic diagram of regulating wheel 3.The both ends of torsional spring are denoted as first end respectively
51 and second end 52, torsional spring, which is corresponded to, in regulating wheel 3 is provided with the first support portion 33 and the second support portion 34, the first end 51 of torsional spring
Offset with the first support portion 33, second end 52 offsets with the second support portion 34, while first end 51 and second end 52 with gear 2
It offsets, and gear 2 and regulating wheel 3 are connected to the homonymy of torsional spring at first end 51 and second end 52.
When 3 opposed gear 2 of regulating wheel rotates clockwise, the first support portion 33 pushes the first end 51 of torsional spring to transport clockwise
Dynamic, the second support portion 34 is then due to the supporting role remains stationary of gear 2, thus torsional spring is compressed, and then is released in regulating wheel 3
The restoring force of its reset is provided when putting.When 3 opposed gear 2 of regulating wheel rotates counterclockwise, the second support portion 34 pushes torsional spring
52 counterclockwise movement of second end, the first support portion 33 is then due to the supporting role remains stationary of gear 2, thus torsional spring is compressed,
And then the restoring force of its reset is provided when regulating wheel 3 is released.By the effect of torsional spring, regulating wheel 3 can be ensured in nature
Protrusion 31 offsets with locking member 4 under state makes locking member 4 be ejected and locking.
Specifically, in the case where being provided at least two pushing part 32, then the first support portion 33 and the second support portion 34
It can be set on pushing part 32, overall structure is more compact.As needed, first independently of pushing part 32 can also be set
Support portion 33 and the second support portion 34.
As needed, torsional spring can also be respectively set corresponding to the positive and negative rotation of regulating wheel 3, two torsional springs is such as set, it is each
The both ends of torsional spring offset with regulating wheel 3 and gear 2 respectively, or can also directly by the both ends of each torsional spring respectively with gear 2 and
Regulating wheel 3 is fixedly connected, and then torsional spring can be made to deform upon when the rotation of 3 opposed gear 2 of regulating wheel, to provide the reset of regulating wheel 3
Restoring force.
As needed, can also damping rubber be set between regulating wheel 3 and gear 2, when 3 opposed gear 2 of regulating wheel rotates
When damping rubber can be made to deform upon be also easy to produce damping force, and then the restoring force of its reset is provided when regulating wheel 3 is released.
On the basis of the various embodiments described above, compression elastic piece 6 is provided between locking member 4 and gear 2, to push lock
Tight component 4 is engaged with internal tooth 13.Referring to FIG. 5, Fig. 5 is the assembling schematic diagram of gear 2 and locking member 4.By in tight lock part
Between part 4 and gear 2 be arranged compression elastic piece 6, regulating wheel 3 under natural conditions, while protrusion 31 ejects locking member 4,
The elastic force of compression elastic piece 6 pushes locking member 4 to be ejected, and the two collective effect is to ensure the reliability of locking.And when outer
Power act on regulating wheel 3 make its opposed gear 2 rotate when, external force need to overcome the resistance of elastomer 5, to rotate regulating wheel 3, herein
Protrusion 31 is staggered with locking member 4 to discharge locking member 4 in the process, can simultaneously be compressed by deviating from internal tooth 13
The effect of elastic component 6 ejects locking member 4.When regulating wheel 3, which is turned to, to offset with gear 2, regulating wheel 3 is rotated further drive
Gear 2 rotates synchronously, and can move up and down with 13 shape of internal tooth in rotation process locking member 4, under the action of compression elastic piece 6
" click click " sound is sent out, to promote user experience.Certainly, in order to push lock when regulating wheel 3 being enable to rotate clockwise or counterclockwise
Tight component 4 overcomes the elastic force of compression elastic piece 6 to exit internal tooth 13, and it is inclined that the tooth form of internal tooth 13 is specifically as follows the flank of tooth.
Specifically, stepped hole is radially offered on gear 2, and stepped hole is located at the aperture in the level-one hole in outside more than position
In the aperture of the second hole of inside, the top of locking member 4 has a journal stirrup, and journal stirrup card resistance is in level-one hole, journal stirrup and stepped hole
Step surface between be provided with compression elastic piece 6.By above structure, it is convenient for the setting of compression elastic piece 6.
Based on the band body slack adjuster provided in above-described embodiment, the present invention also provides a kind of helmets, should
Helmet includes any one band body slack adjuster in band body 7 and above-described embodiment, has rack 71, tooth on band body 7
Item 71 is engaged with gear 2.Since the helmet uses the band body slack adjuster in above-described embodiment, so this is worn
The advantageous effect of equipment please refers to above-described embodiment.
Specifically, one end with body 7 is fixedly connected with shell 1, there is rack 71 on the other end and engaged with gear 2, into
And the rotation band carry-over bar 71 of gear 2 moves, and degree of the enclosing size surrounded with body 7 is adjusted, to adapt to different users.Alternatively, also may be used
To engage at the both ends with body 7 with gear 2, i.e., the both ends with body 7 are movable end, are not fixedly connected with shell 1, specifically
Both ends with body 7 can be penetrated in shell 1, to be engaged with gear 2.And then the rotation of gear 2 drives the rack 71 with 7 both ends of body
It is moved respectively so that the both ends with body 7 are towards or away from movement.As needed, can also include two band bodies 7, respectively with body 7
One end is connect with the main body of helmet, and the other end is engaged with gear 2 respectively, can specifically be corresponded to each band body 7 and is respectively set
Above-mentioned band body slack adjuster can also be by two band bodies 7 and same band body pine to adjust each action length with body 7 respectively
The gear 2 of tight regulating device engages, with synchronous adjustment.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (11)
1. a kind of band body slack adjuster, which is characterized in that including shell (1), the regulating wheel being installed on the shell (1)
With gear (2), the gear (2) with the rack (71) on body (7) for engaging；The regulating wheel (3) and the gear (2)
Between be provided with elastomer (5)；Under natural conditions, the gear (2) is locked with the shell (1)；When regulating wheel (3) rotation
It can be rotated relative to the gear (2) and unlock the gear (2), the elastic component (5) deforms upon, the regulating wheel
(3) the relatively described gear (2) pushes the gear (2) to rotate synchronously after turning an angle.
2. band body slack adjuster according to claim 1, which is characterized in that have internal tooth on the shell (1)
(13), locking member (4) is slidably fitted on the gear (2), the regulating wheel (3) has matches with the locking member (4)
The protrusion (31) of conjunction；Under natural conditions, the locking member (4) is ejected and is nibbled with the internal tooth (13) by the protrusion (31)
It closes；It can be rotated relative to the gear (2) when regulating wheel (3) rotation, so that the protrusion (31) and the tight lock part
Part (4) is staggered to discharge the locking member (4), and the elastomer (5) deforms upon, the relatively described tooth of regulating wheel (3)
Wheel (2) pushes the gear (2) to rotate synchronously after turning an angle.
3. band body slack adjuster according to claim 2, which is characterized in that the gear (2) is circumferentially arranged to be had
At least two limiting sections (23), the regulating wheel (3) have pushing part (32), and the pushing part (32) is located at two under natural conditions
Between the limiting section (23), and there is gap between the described limiting section (23) of the pushing part (32) apart from both ends；
Alternatively, the regulating wheel (3) is circumferentially arranged there are at least two pushing parts (32), there is limiting section on the gear (2)
(23), the limiting section (23) is between two pushing parts (32) under natural conditions, and the limiting section (23) distance two
There is gap between the pushing part (32) at end.
4. band body slack adjuster according to claim 3, which is characterized in that the locking member (4) is slidably installed
In the limiting section (23).
5. band body slack adjuster according to claim 4, which is characterized in that on the gear (2) circumferentially uniformly
Multiple limiting sections (23) are provided with, the pushing part (32) is respectively arranged between adjacent two limiting sections (23).
6. band body slack adjuster according to claim 2, which is characterized in that be provided on the gear (2) multiple
The locking member (4), multiple locking member (4) being arranged circumferentially along the gear (2), the regulating wheel (3)
Upper and opposite each locking member (4) is respectively arranged with the protrusion (31).
7. band body slack adjuster according to claim 2, which is characterized in that the center of the gear (2) has dress
Distribution, the center of the regulating wheel (3) have the connecting pole for being inserted into the pilot hole, and the protrusion (31) is by the connecting pole
Outer wall radially protrude to be formed.
8. band body slack adjuster according to claim 7, which is characterized in that the pilot hole is through-hole, the company
It connects column and passes through the pilot hole, and clamp (22) is provided in the end of the connecting pole and the shell (1) alternative one, separately
The card slot coordinated with the clamp (22) is correspondingly arranged in one.
9. band body slack adjuster according to claim 1, which is characterized in that the elastomer (5) is torsional spring, described
The both ends of torsional spring respectively offset with the gear (2) and the regulating wheel (3), so that the relatively described tooth of the regulating wheel (3)
The torsional spring is compressed when taking turns (2) positive and negative rotation.
10. according to claim 2-8 any one of them band body slack adjusters, which is characterized in that the locking member (4)
Compression elastic piece (6) is provided between the gear (2), to push the locking member (4) to be engaged with the internal tooth (13).
11. a kind of helmet, including band body (7), there is rack (71) on the band body (7), which is characterized in that further include as
Claim 1-10 any one of them band body slack adjusters, the rack (71) are engaged with the gear (2).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810835444.5A CN108681075B (en) | 2018-07-26 | 2018-07-26 | Belt body tightness adjusting device and head-mounted equipment |
| PCT/CN2018/108326 WO2020019501A1 (en) | 2018-07-26 | 2018-09-28 | Strap tightness adjustment apparatus and head-mounted device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810835444.5A CN108681075B (en) | 2018-07-26 | 2018-07-26 | Belt body tightness adjusting device and head-mounted equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108681075A true CN108681075A (en) | 2018-10-19 |
| CN108681075B CN108681075B (en) | 2023-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810835444.5A Active CN108681075B (en) | 2018-07-26 | 2018-07-26 | Belt body tightness adjusting device and head-mounted equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108681075B (en) |
| WO (1) | WO2020019501A1 (en) |
Cited By (4)
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| CN109975984A (en) * | 2019-05-16 | 2019-07-05 | 歌尔科技有限公司 | Temple damping mechanism and AR glasses |
| CN113917692A (en) * | 2021-09-29 | 2022-01-11 | 歌尔光学科技有限公司 | Wear adjusting device and head-mounted apparatus |
| WO2022089119A1 (en) * | 2020-10-27 | 2022-05-05 | 歌尔股份有限公司 | Rear-strap adjustment device, rear strap, and head-mounted display apparatus |
| WO2022255183A1 (en) * | 2021-06-04 | 2022-12-08 | 株式会社ソニー・インタラクティブエンタテインメント | Head-mounted display |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114304825A (en) * | 2021-12-31 | 2022-04-12 | 上海摩软通讯技术有限公司 | Wearable equipment and wear locking and adjust structure thereof |
| CN115875581A (en) * | 2022-11-10 | 2023-03-31 | 北京京东方显示技术有限公司 | Head-mounted display supporting device and head-mounted display equipment |
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Also Published As
| Publication number | Publication date |
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| WO2020019501A1 (en) | 2020-01-30 |
| CN108681075B (en) | 2023-09-08 |
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