CN208805619U - Wear elasticity adjusting mechanism - Google Patents
Wear elasticity adjusting mechanism Download PDFInfo
- Publication number
- CN208805619U CN208805619U CN201821392523.5U CN201821392523U CN208805619U CN 208805619 U CN208805619 U CN 208805619U CN 201821392523 U CN201821392523 U CN 201821392523U CN 208805619 U CN208805619 U CN 208805619U
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- China
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- driving wheel
- shell
- connecting rod
- slideway
- adjusting mechanism
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Abstract
The utility model, which belongs to, wears technical field, more particularly to one kind wears elasticity adjusting mechanism, including surround the shell of slideway, the driving wheel being arranged in slideway, the regulating wheel being arranged on the outside of slideway and respectively from the both ends of slideway be inserted into left rack gear and right rack gear, the connecting rod being connected in regulating wheel in insertion slideway, driving wheel is mounted on connecting rod, and dynamic clamping head and quiet clamping head is equipped between connecting rod and shell rear wall；Being equipped between driving wheel and shell can circumferentially one-directionally rotate and can be along the position limiting structure being axially separated.The position limiting structure that can circumferentially one-directionally rotate is equipped between driving wheel and shell, therefore regulating wheel can only drive driving wheel to carry out one-directional rotation realization and tighten, regulating wheel not can be carried out backwards rotation can be realized it is anti-loose, the elastic force of dynamic clamping head and quiet clamping head only acts in the axial direction, power will not circumferentially be generated to position limiting structure, can be avoided position limiting structure and be pressurized always and be deformed and anti-loose function is caused to fail.
Description
Technical field
The utility model, which belongs to, wears technical field more particularly to one kind wears elasticity adjusting mechanism.
Background technique
VR equipment, AR equipment more and more occur in daily life, general for convenient to wear and adjusting elasticity degree
Tightness adjusting is carried out all over the regulating mechanism of wearing cooperated using plastic cement wheel and rack, is realized by pawl and ratchet
It is anti-loose.Main problem existing for this scheme is: pawl can be constantly subjected to bring it about elastically-deformable pressure, and pawl is long-term
Compression, which can generate permanent deformation, causes anti-loose function to fail.
Utility model content
The purpose of this utility model is to provide one kind to wear elasticity adjusting mechanism, it is intended to solve pawl and be pressurized for a long time generation
The problem of permanent deformation causes anti-loose function to fail.
The utility model is realized in this way one kind wears elasticity adjusting mechanism, the elasticity adjusting mechanism of wearing includes
Surround the shell of slideway, the driving wheel being arranged in the slideway, the regulating wheel being arranged on the outside of the slideway and respectively from
The left rack gear and right rack gear of the both ends insertion of the slideway, are connected with the company being inserted into the slideway in the regulating wheel
Bar, the driving wheel are mounted on the connecting rod, and dynamic clamping head and quiet clamping head is equipped between the connecting rod and the shell rear wall；?
The position limiting structure that can circumferentially one-directionally rotate is equipped between the driving wheel and the shell, the position limiting structure can be along axial point
From.
As an improvement the driving wheel further includes being connected as at one end of the regulating wheel with the driving wheel
The side plate of one, the side plate are arranged on the outside of the slideway, the position limiting structure setting the side plate and the shell it
Between.
As an improvement the position limiting structure includes that setting is circumferentially successively set on the housing and along the connecting rod
The side plate is arranged in far from the limiting tooth on the regulating wheel one side in multiple unidirectional teeth for setting.
As an improvement the shell includes front housing in the form of slot and the rear shell that is fastened on notch, before described
Shell is equipped with front housing through-hole.
As an improvement multiple unidirectional teeth are arranged on the hole wall of the front housing through-hole, and multiple lists
It is arranged to tooth setting along the hole wall interval of the front housing through-hole, the limiting tooth is inserted between a pair of adjacent unidirectional tooth.
As an improvement being additionally provided with the preceding valve jacket with the front housing through-hole coaxial line on the lateral surface of the front housing
Cylinder；The regulating wheel is in tubular open at one end closed at one end, and is covered on the front housing sleeve.
As an improvement the rear shell sleeve with the front housing through-hole coaxial line is equipped on the medial surface of the rear shell,
It is corresponded on the rear shell side wall and is equipped with rear shell through-hole at the rear shell sleeve, the connecting rod is inserted into the rear shell sleeve；?
Far from flange is equipped at the port inside of the rear shell, the dynamic clamping head and quiet clamping head is arranged in the rear shell sleeve rear shell sleeve
It is interior and between one end and the flange of the connecting rod far from the regulating wheel.
As an improvement being equipped with stopper on one end of the connecting rod far from the regulating wheel, and in the end
Multiple gap slots equipped with circumferentially spaced setting, each gap slot are axially extending along the connecting rod.
As an improvement being equipped with driving wheel centre bore on the driving wheel, it is equipped with and the biography on the side plate
The side plate centre bore of driving wheel centre bore coaxial line, the outer diameter of the driving wheel centre bore are greater than the outer diameter of the side plate centre bore,
The rear shell sleeve is inserted into the driving wheel centre bore.
As an improvement being equipped with elastic card claw, institute in shaft portion between the side plate and the rear shell sleeve
It is inclined-plane that elastic card claw, which is stated, far from the regulating wheel side.
By adopting the above-described technical solution, the elasticity adjusting mechanism of wearing of the utility model includes surround slideway outer
Shell, the driving wheel being arranged in slideway, the regulating wheel being arranged on the outside of slideway and the left side being inserted into respectively from the both ends of slideway
Rack gear and right rack gear, the connecting rod being connected in insertion slideway in regulating wheel, driving wheel is mounted on connecting rod, in connecting rod and shell
Dynamic clamping head and quiet clamping head is equipped between rear wall；Being equipped between driving wheel and shell can circumferentially one-directionally rotate and can be along axial direction
Isolated position limiting structure.Driving wheel is mounted on connecting rod and connecting rod can be followed to slide axially, between driving wheel and shell
Equipped with the position limiting structure that can circumferentially one-directionally rotate, therefore regulating wheel can only drive driving wheel to be one-directionally rotated, and rotation is adjusted
It takes turns while left rack gear being driven to slide to the right, right rack gear slides realization to the left and tightens, and can prevent regulating wheel from inversely being turned
Dynamic to can be realized anti-loose, the elastic force of dynamic clamping head and quiet clamping head only acts in the axial direction and position limiting structure can be axially separated, will not
Power is circumferentially generated to position limiting structure, position limiting structure is can be avoided and is pressurized always and be deformed and anti-loose function is caused to fail.
Detailed description of the invention
Fig. 1 is the schematic perspective view for wearing elasticity adjusting mechanism of the utility model；
Fig. 2 is the decomposition texture schematic diagram for wearing elasticity adjusting mechanism of the utility model；
Fig. 3 is the schematic cross-sectional view for wearing elasticity adjusting mechanism of the utility model；
Fig. 4 is the schematic cross-sectional view for wearing elasticity adjusting mechanism adjustment state of the utility model；
Wherein, 11, front housing, 12, unidirectional tooth, 13, front housing sleeve, 21, rear shell, 22, rear shell sleeve, 23, baffle, 31, biography
Driving wheel, 32, side plate, 33, limiting tooth, 41, regulating wheel, 42, connecting rod, 43, stopper, 44, elastic card claw, 51, spring, 52, right tooth
Item, 53, left rack gear.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
By Fig. 1 to Fig. 4 it is found that define close to user side be after, far from user side be before, this wears pine
Tight regulating mechanism include the shell for surrounding slideway, the driving wheel being arranged in slideway 31, the regulating wheel 41 being arranged on the outside of slideway,
And the left rack gear 53 and right rack gear 52 being inserted into respectively from the both ends of slideway, it is connected in regulating wheel 41 in insertion slideway
Connecting rod 42, driving wheel 31 is mounted on connecting rod 42 and connecting rod 42 can be followed to slide axially, in connecting rod 42 and shell rear wall
Between be equipped with dynamic clamping head and quiet clamping head, usual dynamic clamping head and quiet clamping head is spring 51；Being equipped between driving wheel 31 and shell can be circumferentially single
To the position limiting structure of rotation, which can be axially separated.
In use, left rack gear 53 is connected on the left bandage of helmet, the right side that right rack gear 52 is connected to helmet is tied up
It takes；Driving wheel 31 is mounted on connecting rod 42 and connecting rod 42 can be followed to slide axially, and sets between driving wheel 31 and shell
There is the position limiting structure that can circumferentially one-directionally rotate, therefore regulating wheel 41 can only drive driving wheel 31 to be one-directionally rotated, rotation is adjusted
Section wheel 41 drives left rack gear 53 to slide to the right simultaneously, right rack gear 52 slides realization to the left and tightens, and can prevent regulating wheel 41
Carrying out backwards rotation can be realized anti-loose, and the elastic force of dynamic clamping head and quiet clamping head only acts in the axial direction and position limiting structure can be along axial direction
Separation will not circumferentially generate power to position limiting structure, can be avoided position limiting structure and be pressurized always and be deformed and lead to anti-loose function
It can failure；It entirely wears without containing pawl in elasticity adjusting mechanism, it is just continuous there is no being generated between pawl and ratchet
Separation, engagement avoid generating the noise jumped tooth and issue " rattling away ".When needing to adjust pine, regulating wheel 41 is stirred outward and drives company
Bar 42, driving wheel 31 slide in the axial direction, are axially separated the position limiting structure between driving wheel 31 and shell, at this time can be to
Left rack gear 53 is taken out in two sides, right rack gear 52 is realized and adjusts pine.
In the present embodiment, driving wheel 31 further includes being connected as one at one end of regulating wheel 41 with driving wheel 31
Side plate 32, side plate 32 are arranged on the outside of slideway, and position limiting structure is arranged between side plate 32 and shell.
In the present embodiment, shell includes front housing 11 in the form of slot and the rear shell 21 that is buckled on notch, on front housing 11
Equipped with front housing through-hole, in order to keep the sliding of left rack gear 53, right rack gear 52 more steady and accurate, at the both ends of rear shell 21
Equipped with baffle 23, there are spacing, the usual spacing size and left rack gears 53, right rack gear 52 between baffle 23 and the slot bottom of front housing 11
Thickness be adapted.
The front housing sleeve 13 with front housing through-hole coaxial line is additionally provided on the lateral surface of front housing 11；Regulating wheel 41 is in an end seal
Tubular open at one end is closed, is covered on front housing sleeve 13.Front housing sleeve 13 can sliding axially, circumferentially to regulating wheel 41 in this way
Rotation guiding, make to slide axially, circumferentially rotate it is more steady and accurate.
The rear shell sleeve 22 with front housing through-hole coaxial line is equipped on the medial surface of rear shell 21, it is corresponding on 21 side wall of rear shell
Rear shell through-hole is equipped at rear shell sleeve 22, connecting rod 42 is inserted into rear shell sleeve 22.
Further, flange is equipped on the inside of port of the rear shell sleeve 22 far from rear shell 21, dynamic clamping head and quiet clamping head setting exists
It is specifically, remote in connecting rod 42 in rear shell sleeve 22, and between one end and flange of the connecting rod 42 far from regulating wheel 41
One end from regulating wheel 41 is equipped with stopper 43, and is equipped with multiple gap slots of circumferentially spaced setting in the end, often
A gap slot is axially extending along connecting rod 42, and the outer diameter at the end becomes smaller under external force extruding in this way, is convenient for dynamic clamping head and quiet clamping head set
On connecting rod 42, external force is cancelled after putting on dynamic clamping head and quiet clamping head, and limit can be played the role of to dynamic clamping head and quiet clamping head.
In the present embodiment, position limiting structure includes the multiple lists for being arranged on shell and circumferentially setting gradually along connecting rod 42
To tooth 12, side plate 32 is set far from the limiting tooth 33 on 41 one side of regulating wheel, multiple unidirectional teeth 12 are along the hole of front housing through-hole
Wall is around setting, and limiting tooth 33 is arranged on side of the side plate 32 far from regulating wheel 41, in general, multiple unidirectional teeth 12 are between hole wall
Every setting, limiting tooth 33 is just inserted between two adjacent unidirectional teeth.Limiting tooth 33 is provided at least two, along 41 axis of regulating wheel
The circumferential direction of line, which is divided equally, to be arranged, and is rotated more steady when regulating wheel 41.
Specifically, unidirectional tooth 12 includes unidirectional tooth denticle, and the side of the unidirectional tooth denticle is inclined-plane, the opposite other side
For vertical plane, in general, the arc-shaped shape in inclined-plane of the unidirectional tooth denticle；Limiting tooth 33 includes limiting tooth denticle, which leans on
The side on the inclined-plane of nearly unidirectional tooth denticle is also inclined-plane, and the opposite other side is vertical plane, in general, the inclined-plane of the limiting tooth denticle
Arc-shaped shape.When rotating regulating wheel 41, drive limiting tooth 33 along the sliding of the inclined-plane of unidirectional tooth 12 until the unidirectional tooth 12 of disengaging, continues
Regulating wheel 41 is rotated, limiting tooth 33 is fallen between next two adjacent one-ways tooth 12, adjacent list on rear side of limiting tooth 33 and rotation direction
Adjacent surface to tooth 12 is vertical plane, and therefore, regulating wheel 41 can only be one-directionally rotated.In the prior art, pawl is in torsion member
Twisting force under engaged with ratchet, ratchet rotate when, it is adjacent to go to two in one gear teeth of disengaging of the gear teeth for pawl
It when between the gear teeth, collides that can be inserted under the twisting force of torsion member between next adjacent two gear teeth, continuous rotation is single
To gear, what is generated between pawl and the gear teeth of ratchet continuously separates, engage and can occur continuously to collide, and issues and " rattles away
Rattle away " noise.And entirely wearing in elasticity adjusting mechanism without containing pawl in the utility model, pawl and list is just not present
To continuous separation, the engagement generated between gear, avoid generating the noise jumped tooth and issue " rattling away ".
It is equipped with driving wheel centre bore on driving wheel 31, the side plate with driving wheel centre bore coaxial line is equipped on side plate 32
Centre bore, rear shell sleeve 22 are inserted into driving wheel centre bore, and specifically, the outer diameter of driving wheel centre bore is greater than side plate centre bore
Outer diameter.
Elastic card claw 44 is equipped on 42 part of connecting rod between side plate 32 and rear shell sleeve 22, the elastic card claw 44 is separate
41 side of regulating wheel is inclined-plane, is convenient for that gear assembly is mounted on connecting rod 42 and connect gear assembly with connecting rod 42 in this way
It is more firm, and limit can be played the role of with cooperation at rear shell sleeve 22.Usual connecting rod 42 is hollow stem, in connecting rod side
Wall is equipped with the elongated through-hole extended in the axial direction, is connected with elastic arm on the one end of elongated through-hole far from regulating wheel 41,
Protrusion is equipped on the free end of elastic arm, which takes the form of inclined plane far from regulating wheel 41, in this way when installing gear assembly,
The inclined-plane side of protrusion is initially struck, the compressed generation deformation protrusion of elastic arm is mobile to 42 private side of connecting rod, and connecting rod 42 can be suitable
Benefit passes through gear assembly.
It is explained as follows in order to make it easy to understand, elasticity adjusting mechanism will be worn and how to be installed on helmet:
In general, helmet includes host, the left bandage for being connected to host two sides and right bandage, the connection of left rack gear 53
On left bandage, right rack gear 52 is connected on right bandage, and left rack gear 53, right rack gear 52 are inserted into from the both ends of slideway respectively,
Two sides opposite with driving wheel 31 are engaged respectively for left rack gear 53, right rack gear 52, pass through driving wheel 31 and left rack gear 53, right rack gear 52
Cooperation drive left bandage, right bandage to carry out opposite or realize that tightness is adjusted away from movement, in the bullet of dynamic clamping head and quiet clamping head
Power acts on lower limit tooth 33 and multiple unidirectional teeth 12 cooperate, and regulating wheel 41 can only be one-directionally rotated, and rotation regulating wheel 41 is simultaneously
Drive left rack gear 53 to slide to the right, right rack gear 52 slides realization to the left and tightens, and limiting tooth 33 and multiple unidirectional teeth 12 cooperate
The progress of regulating wheel 41 backwards rotation can be prevented to can be realized anti-loose, there is no pawls to jump tooth during adjusting, solves
Noise and anti-loose function failure are led to the problem of in adjustment process；When needing to adjust pine, the drive of regulating wheel 41 is stirred outward
Connecting rod 42, gear assembly slide in the axial direction, separate the ratchet between gear assembly and shell with limiting tooth 33, such as
Shown in Fig. 4, left rack gear 53 can be taken out to two sides at this time, right rack gear 52 is realized and adjusts pine.
The foregoing is merely some embodiments of the utility model, are not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. elasticity adjusting mechanism is worn, including surrounding the shell of slideway, the driving wheel being arranged in the slideway, being arranged described
Regulating wheel on the outside of slideway and the left rack gear and right rack gear being inserted into respectively from the both ends of the slideway, which is characterized in that
The connecting rod being inserted into the slideway is connected in the regulating wheel, the driving wheel is mounted on the connecting rod, in the connecting rod
Dynamic clamping head and quiet clamping head is equipped between the shell rear wall；Being equipped between the driving wheel and the shell can be circumferentially unidirectional
The position limiting structure of rotation, the position limiting structure can be axially separated.
2. according to claim 1 wear elasticity adjusting mechanism, which is characterized in that the driving wheel further includes and the biography
The side plate that driving wheel is connected as one at one end of the regulating wheel, the side plate are arranged on the outside of the slideway, the limit
Bit architecture is arranged between the side plate and the shell.
3. according to claim 2 wear elasticity adjusting mechanism, which is characterized in that the position limiting structure includes being arranged in institute
State on shell and circumferentially set gradually along the connecting rod multiple unidirectional teeth, be arranged in the side plate far from the regulating wheel one
Limiting tooth on side.
4. according to claim 3 wear elasticity adjusting mechanism, which is characterized in that before the shell includes in the form of slot
Shell and the rear shell being fastened on notch are equipped with front housing through-hole on the front housing.
5. according to claim 4 wear elasticity adjusting mechanism, which is characterized in that multiple unidirectional teeth are arranged described
On the hole wall of front housing through-hole, and multiple unidirectional tooth settings are arranged along the hole wall interval of the front housing through-hole, the limit
Tooth is inserted between a pair of adjacent unidirectional tooth.
6. according to claim 4 wear elasticity adjusting mechanism, which is characterized in that also set on the lateral surface of the front housing
There is the front housing sleeve with the front housing through-hole coaxial line；The regulating wheel is in tubular open at one end closed at one end, and is covered in institute
It states on front housing sleeve.
7. according to claim 6 wear elasticity adjusting mechanism, which is characterized in that be equipped on the medial surface of the rear shell
With the rear shell sleeve of the front housing through-hole coaxial line, corresponded on the rear shell side wall logical equipped with rear shell at the rear shell sleeve
Hole, the connecting rod are inserted into the rear shell sleeve；Flange is equipped on the inside of the port of the rear shell sleeve far from the rear shell,
The dynamic clamping head and quiet clamping head is arranged in the rear shell sleeve and is located at one end and institute of the connecting rod far from the regulating wheel
It states between flange.
8. according to claim 7 wear elasticity adjusting mechanism, which is characterized in that in the connecting rod far from the regulating wheel
One end be equipped with stopper, and the end be equipped with circumferentially spaced setting multiple gap slots, each gap slot
It is axially extending along the connecting rod.
9. according to claim 7 wear elasticity adjusting mechanism, which is characterized in that be equipped with driving wheel on the driving wheel
Centre bore is equipped with the side plate centre bore with the driving wheel centre bore coaxial line, the driving wheel centre bore on the side plate
Outer diameter be greater than the outer diameter of the side plate centre bore, the rear shell sleeve is inserted into the driving wheel centre bore.
10. according to claim 9 wear elasticity adjusting mechanism, which is characterized in that in the side plate and the rear valve jacket
Shaft portion between cylinder is equipped with elastic card claw, and the elastic card claw is inclined-plane far from the regulating wheel side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821392523.5U CN208805619U (en) | 2018-08-27 | 2018-08-27 | Wear elasticity adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821392523.5U CN208805619U (en) | 2018-08-27 | 2018-08-27 | Wear elasticity adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208805619U true CN208805619U (en) | 2019-04-30 |
Family
ID=66236438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821392523.5U Active CN208805619U (en) | 2018-08-27 | 2018-08-27 | Wear elasticity adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208805619U (en) |
Cited By (6)
| 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 |
| CN112255792A (en) * | 2020-10-27 | 2021-01-22 | 歌尔光学科技有限公司 | Back bandage adjusting device, back bandage and head-mounted display equipment |
| CN112433367A (en) * | 2019-08-26 | 2021-03-02 | 宏达国际电子股份有限公司 | Adjusting device |
| CN113325584A (en) * | 2021-05-19 | 2021-08-31 | 歌尔股份有限公司 | Rear head-mounted adjusting mechanism and head-mounted product |
| CN113325582A (en) * | 2021-04-30 | 2021-08-31 | 歌尔光学科技有限公司 | Headband adjusting device and head-mounted equipment |
| CN114217443A (en) * | 2021-12-31 | 2022-03-22 | 上海摩软通讯技术有限公司 | Tightness adjusting mechanism and wearable equipment with same |
-
2018
- 2018-08-27 CN CN201821392523.5U patent/CN208805619U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112433367A (en) * | 2019-08-26 | 2021-03-02 | 宏达国际电子股份有限公司 | Adjusting device |
| CN111427155A (en) * | 2020-04-29 | 2020-07-17 | 歌尔科技有限公司 | Adjustable bandeau and head-mounted apparatus |
| CN112255792A (en) * | 2020-10-27 | 2021-01-22 | 歌尔光学科技有限公司 | Back bandage adjusting device, back bandage and head-mounted display equipment |
| CN113325582A (en) * | 2021-04-30 | 2021-08-31 | 歌尔光学科技有限公司 | Headband adjusting device and head-mounted equipment |
| CN113325582B (en) * | 2021-04-30 | 2022-05-17 | 歌尔光学科技有限公司 | Headband adjusting device and head-mounted equipment |
| CN113325584A (en) * | 2021-05-19 | 2021-08-31 | 歌尔股份有限公司 | Rear head-mounted adjusting mechanism and head-mounted product |
| CN113325584B (en) * | 2021-05-19 | 2022-07-29 | 歌尔股份有限公司 | Rear head-mounted adjusting mechanism and head-mounted product |
| CN114217443A (en) * | 2021-12-31 | 2022-03-22 | 上海摩软通讯技术有限公司 | Tightness adjusting mechanism and wearable equipment with same |
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