CN207496509U - A kind of discontinuous recliner - Google Patents
A kind of discontinuous recliner Download PDFInfo
- Publication number
- CN207496509U CN207496509U CN201721606897.8U CN201721606897U CN207496509U CN 207496509 U CN207496509 U CN 207496509U CN 201721606897 U CN201721606897 U CN 201721606897U CN 207496509 U CN207496509 U CN 207496509U
- Authority
- CN
- China
- Prior art keywords
- cam
- support foot
- mounting groove
- jam plate
- control panel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model discloses a kind of discontinuous recliner, including mainboard, cam, jam plate, cam spring, tooth plate and control panel；Mainboard is internally provided with mounting groove and limited block, cam spring is symmetricly set on the edge of mounting groove, cam is mounted on the center position of mounting groove, is equipped with multiple salient points close to the side of mounting groove on cam, and the overhanging end of cam spring is corresponded with salient point to be coordinated；Limited block is equally spaced the surrounding in mounting groove；Jam plate is arranged between two adjacent limited blocks；And the top of jam plate is additionally provided with latch；Mainboard is also connected with tooth plate, and the inside circumference of tooth plate is equipped with gear ring；Gear ring is matched with latch；Control panel, positioned at the inside of tooth plate.The utility model improves operating experience；It ensure that the leakproofness of core members；Unlock comfort and feel are promoted, meanwhile, under the premise of guarantee latches torque, effectively reduce maximal solution lock knob square；And design of part is simple, mold complexity is required and is manufactured at low cost.
Description
Technical field
The utility model is related to recliner technical field more particularly to a kind of discontinuous recliners.
Background technology
At present, the seat of vehicle is installed in for the seat angle adjustor of vehicle both at home and abroad, passes through seat angle adjustor, seat
Chair back can carry out angular adjustment relative to seat cushion.
Generally there are following shortcomings for existing recliner：1) poor synchronization for, latching/unlocking, leakproofness is relatively low (can not
Adapt to application demand), 2), unlock feel is poor, it is of high cost to manufacture.
Utility model content
The technical issues of the utility model is mainly solved in the presence of the prior art, latches synchronism so as to provide one kind
Good, unlock good hand touch, the discontinuous recliner of low manufacture cost.
The above-mentioned technical problem of the utility model is mainly what is be addressed by following technical proposals：
Discontinuous recliner provided by the utility model, including mainboard, cam, jam plate, cam spring, tooth plate and control
Disk processed；
The mainboard is internally provided with mounting groove and limited block, and the cam spring is symmetricly set on the side of the mounting groove
At angle, the cam is mounted on the center position of the mounting groove, is equipped on the cam close to the side of the mounting groove
Multiple salient points, the overhanging end of the cam spring is corresponded with the salient point to be coordinated, wherein, the cam spring is located at described
Between mainboard and the jam plate；
The limited block is equally spaced the surrounding in the mounting groove；The jam plate is arranged on described in adjacent two
Between limited block；And the top of the jam plate is additionally provided with latch；
The mainboard is also connected with the tooth plate, and the inside circumference of the tooth plate is equipped with gear ring；The gear ring and institute
Latch is stated to match；
The control panel, positioned at the inside of the tooth plate, and the control panel is also connected with the cam；
When needing to latch, the cam spring squeezes the salient point and drives the cam rotation, and the cam is by pushing away
Telephone-moving structure ejects the jam plate, engages the latch and gear ring, into lock position；
When needing unlock, the cam under external force, is rotated toward unlocking direction, and the control panel is driven to rotate,
The control panel retracts the jam plate through retracting mechanism, disengaged position.
Further, the thrust gear includes the first rear support foot, the second rear support foot, the first front support foot and second
Front support foot, the first rear support foot and the first front support foot are separately positioned on the bottom end both sides of the jam plate, and described second
Rear support foot and the second front support foot are spaced apart and arranged in the peripheral side of the cam, when the first rear support foot and described the
When two rear support feet contact, the first front support foot and the phase separation of the second front support foot, the latch are mutually nibbled with the gear ring
It closes.
Further, the overhanging end of the cam spring is additionally provided with a hook, and the shape of the salient point is waist type, the waist
Type includes the first avris, most high side, the second avris and lowest side, when in latch state when, the hook and first side
Side or the first avris are in contact between most high side, and when in the unlocked state, the hook is connected at most high side.
Further, the mechanism that retracts includes arc chute and sliding block, and the arc chute is arranged on the control panel
The side of the upper close cam, the sliding block are arranged on the jam plate close to the side of the cam, the sliding block and institute
It states arc chute to be slidably connected, when needing unlock, the cam under external force, is rotated toward unlocking direction, described in drive
Control panel rotates, and the arc chute driving sliding block slip retracts the jam plate, disengaged position.
Further, multiple fixing grooves, the control are additionally provided on the side side far from the salient point on the cam
Multiple fixed blocks are accordingly equipped on disk, the fixed block is matched with the fixing groove.
Further, the cross sectional shape of the fixed block is "Ji" type or " second " font of side disconnection.
Further, an outwardly projecting tubular lobes, the tubulose are additionally provided at the inner hub location of the mainboard
Protrusion is located in the mounting groove, and a segmentation is equipped between the lowest side of the excircle of the tubular lobes and the salient point and is become
The gap of change.
Further, the salient point is disposed on the same plane with the cam spring.
Further, the outside of the tooth plate and the mainboard is additionally provided with anchor ear, and the anchor ear is used to limit the tooth plate
It is axially separated with mainboard.
The beneficial effects of the utility model are：
1), multiple jam plates enter the synchronism raising of the position of engagement, improve operating experience；2), between cam and mainboard
Axial gap it is smaller, in coating process, can guarantee the leakproofness of core members；3) unlock comfort and feel, are promoted, together
When, under the premise of guarantee latches torque, effectively reduce maximal solution lock knob square；4), design of part is simple, and mold complexity will
Summation manufacture is at low cost.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the explosive view of the discontinuous recliner of the utility model；
Fig. 2 is the structure diagram of the thrust gear of the discontinuous recliner of the utility model；
Fig. 3 is the structure diagram of the torque adjustment mechanism of the discontinuous recliner of the utility model；
Fig. 4 is the status diagram that latches of the discontinuous recliner of the utility model；
Fig. 5 is the critical unlocked state schematic diagram of the discontinuous recliner of the utility model；
Fig. 6 is the unlocked state schematic diagram of the discontinuous recliner of the utility model；
Fig. 7 is the stress diagram of the discontinuous recliner of the utility model.
Specific embodiment
The preferred embodiment of the utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to the scope of protection of the utility model
Define.
Refering to shown in Fig. 1-6, the discontinuous recliner of the utility model, including mainboard 1, cam 2, jam plate 3, cam
Spring 4, tooth plate 5 and control panel 6；
Mainboard 1 is internally provided with mounting groove 11 and limited block 12, and cam spring 4 is symmetricly set on the corner of mounting groove 11
Place, cam 2 are mounted on the center position of mounting groove 11, are equipped with multiple salient points 21 close to the side of mounting groove 11 on cam 2,
The overhanging end of cam spring 4 is corresponded with salient point 21 to be coordinated, wherein, cam spring 4 is between mainboard 1 and jam plate 3；
Limited block 12 is equally spaced the surrounding in mounting groove 11；Jam plate 3 be arranged on two adjacent limited blocks 12 it
Between；And the top of jam plate 3 is additionally provided with latch 31；
Mainboard 1 is also connected with tooth plate 5, and the inside circumference of tooth plate 5 is equipped with gear ring 51；Gear ring 51 matches with latch 31
It closes；
Control panel 6, positioned at the inside of tooth plate 5, and control panel 6 is also connected with cam 2；
When needing to latch, cam spring 4 squeezes 21 driving cam 2 of salient point and rotates, and cam 2 will be locked by thrust gear 7
Plate 3 ejects, and engages latch 31 and gear ring 51, into lock position；
When needing unlock, cam 2 under external force, is rotated toward unlocking direction, control panel 6 is driven to rotate, control panel 6
Jam plate 3 is retracted through retracting mechanism 8, disengaged position.
In the utility model, the quantity of jam plate 3 usually requires 2~6, when recliner size or larger weight, engagement
The forced position of tooth (gear ring 51 is meshed with latch 31) from the center of circle (rotation center of torque) farther out, identical load (intensity
Index) under the conditions of, the engaging tooth negligible amounts of large scale needs；In recliner miniaturization, light-weighted evolution process, stress
The positional distance center of circle is closer to the material thickness smaller of jam plate 3, therefore, it is necessary to more engaging tooths to undertake intensity；And because of movement
Structure constraint, 31 quantity of latch that the jam plate 3 of each activity can be distributed is also limited (ordinarily being about 20 to 30 teeth), because
This, under the premise of safety indexes are ensured, re-optimization comfort index (including unlocking comfort), intensity and weight indicator are true
After fixed, at least four jam plate is needed just to can guarantee safety indexes.Meanwhile jam plate more than 3, system is more complicated, during latching
Apical tooth probability is higher.Therefore, in the present embodiment, preferred 3 quantity of jam plate is 4.
Specifically, thrust gear 7 includes the first rear support foot 71, the second rear support foot 72, the first front support foot 73 and the
Two front support feet 74, the first rear support foot 71 and the first front support foot 73 are separately positioned on the bottom end both sides of jam plate 3, after second
72 and second front support foot 74 of support feet is spaced apart and arranged in the peripheral side of cam 2, is propped up after the first rear support foot 71 is with second
When spike 72 contacts, the first front support foot 73 and the second front support foot 74 are separated, and latch 31 is meshed with gear ring 51.
In the utility model, after cam 2 latches, the second rear support foot 72 on cam 2 needs and jam plate 3 as much as possible
Between occur rigid contact (i.e. the second rear support foot 72 is in contact with the first rear support foot 71), with ensure recliner resistance outside
The ability (intensity) of torque.And in a practical situation, because the asymmetry of external loading or accessory size are imperfect, 1 He of mainboard
There are the envelope circles that Concentricity tolerance, tooth plate 5 and jam plate 3 are formed between tooth plate 5 to equally exist Concentricity tolerance；Cam 2 to
Latch direction rotation when, need to adapt to above-mentioned Concentricity tolerance, with reach between jam plate as much as possible occur rigidity connect
Tactile purpose, therefore, the amount of floating between cam 2 and mainboard 1 need appropriate amplification, meanwhile, in the present embodiment, in lockup state
When, the first rear support foot 71 is contacted with the first rear support foot 72, and the first front support foot 73 and the second front support foot 74 are separated,
Purpose is：Jam plate 3 is pushed to be deflected along the contact force of the first rear support foot 71 and the second rear support foot 72 to a direction, makes lock
The final and two neighboring limited block 12 of plate 3 is all in contact, and the rigidity for making locking joint is outstanding.
In the utility model, the developed width of jam plate 3 is slightly less than the spacing between two neighboring limited block 12, purpose
It is：In order to ensure in high volume production process, arbitrary 3 part of jam plate can be put into the cunning formed between two limited blocks 12
In slot, meanwhile, the assembly processes such as subsequent welding may make in the case that the trough width becomes smaller, to can ensure that the installation of jam plate 3.
In the utility model, the overhanging end of cam spring 4 is additionally provided with a hook 41, and the shape of salient point 21 is waist type, waist type
Salient point 21 have longer straightway, the width of bigger, with increase transmit torque ability, wherein, waist type include the first side
Side 211, most high side 212, the second avris 213 and lowest side 214, when in latch state when, 41 and first avris 211 of hook,
Or first avris 211 be in contact between most high side 212, when in the unlocked state, the hook 41 is connected to most high side 212
Place.In the utility model, salient point 21 is disposed on the same plane with cam spring 4.As shown in fig.7, the utility model is realized
Under the premise of the torque that latches is constant, maximal solution lock knob square can be effectively reduced, improves comfort, i.e.,：In order to reach torque-solution
Lock angle curve is a parabolical purpose that Open Side Down, and cam spring 4 acts on the power of salient point 21, corresponding two power
Arm lengths, one is torque arm length L1 apart from 4 center of cam spring, the other is the power apart from 21 rotation center of salient point
Arm lengths L2, the torque on cam：T2=T1 (cam spring)/L1*L2, the structure of design needs the ratio for making L2/L1, not
Slightly increase or decay before unlock and is few；The rate of decay is more than the climbing speed K of the torque of cam spring 4 after unlock.
Specifically, the mechanism 8 that retracts of the utility model includes arc chute 61 and sliding block 32, and arc chute 61 is arranged on
Close to the side of cam 2 in control panel 6, sliding block 32 is arranged on jam plate 3 close to the side of cam 2, sliding block 32 and arc chute
61 are slidably connected, and when needing unlock, cam 2 under external force, is rotated toward unlocking direction, control panel 6 is driven to rotate, arc
Sliding slot 61 drives sliding block 32 to slide and retracts jam plate 3, disengaged position.
In the utility model, multiple fixing grooves 22, control panel 6 are additionally provided on the side side far from salient point 21 on cam 2
On be accordingly equipped with multiple fixed blocks 62, fixed block 62 matches with fixing groove 22.Wherein, in order to increase the transmission of control panel 6
The ability of torque, the cross sectional shape of fixed block 62 is "Ji" type or " second " font of side disconnection.
Specifically, an outwardly projecting tubular lobes 13, tubular lobes 13 are additionally provided at the inner hub location of mainboard 1
In mounting groove 11, and between the excircle of tubular lobes 13 and the lowest side 214 of salient point 21 be equipped with a gap, the gap it is big
Small is segmentation variation.Preferably, the centre bore of control panel 6 and the centre bore of cam 2 are similar shapes, for further increasing
The big ability for undertaking the torque from splined shaft.In the utility model, after cam 2 latches, the tooth of jam plate 3 and tooth plate 5 is nibbled completely
It closes, the gap between the excircle of tubular lobes 13 and the lowest side 214 of salient point 21 is larger, allows larger amount of floating.Cam 2
During critical unlock (latching), the tooth of jam plate 3 and tooth plate 5 is disengaged from region, excircle and the salient point 21 of tubular lobes 13 just
Lowest side 214 between gap it is smaller, allow smaller amount of floating, four jam plates 3 can be made to be inserted into the consistent of posture in this way
Property is higher.
In utility model, in order to further improve the stability of structure, the outside of tooth plate 5 and mainboard 1 is additionally provided with anchor ear 9,
Anchor ear 9 is used to limit tooth plate 5 and mainboard 1 is axially separated.
In conclusion the utility model has the advantage of：
1), multiple jam plates 3 enter the synchronism raising of the position of engagement, improve operating experience；
2) axial gap, between cam 2 and mainboard 1 is smaller, can by the axial gap between cam 2 and mainboard 1 by
2mm is reduced to 0.2mm, coordinates grease, solution can be effectively prevent to enter internal influence recliner during coating process
Energy；
3), as the variation of unlock angle, the arm of force are reduced rapidly, torque is made to increase more slow, in critical index locking angle degree
It is neighbouring to start torque drop, unlock comfort and feel are promoted, meanwhile, under the premise of guarantee latches torque, effectively reduce most
Have a bowel movement lock knob square；
4), design of part is simple, and mold complexity is required and manufactured at low cost.
More than, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited thereto,
Any change or replacement expected without creative work, should be covered within the scope of the utility model.Therefore,
The scope of protection of the utility model should be determined by the scope of protection defined in the claims.
Claims (9)
1. a kind of discontinuous recliner, which is characterized in that including mainboard, cam, jam plate, cam spring, tooth plate and control panel；
The mainboard is internally provided with mounting groove and limited block, and the cam spring is symmetricly set on the corner of the mounting groove
Place, the cam are mounted on the center position of the mounting groove, are equipped on the cam close to the side of the mounting groove more
A salient point, the overhanging end of the cam spring is corresponded with the salient point to be coordinated, wherein, the cam spring is located at the master
Between plate and the jam plate；
The limited block is equally spaced the surrounding in the mounting groove；The jam plate is arranged on two adjacent limitings
Between block；And the top of the jam plate is additionally provided with latch；
The mainboard is also connected with the tooth plate, and the inside circumference of the tooth plate is equipped with gear ring；The gear ring and the card
Tooth matches；
The control panel, positioned at the inside of the tooth plate, and the control panel is also connected with the cam；
When needing to latch, the cam spring squeezes the salient point and drives the cam rotation, and the cam is by elapsing machine
Structure ejects the jam plate, engages the latch and gear ring, into lock position；
When needing unlock, the cam under external force, is rotated toward unlocking direction, and the control panel is driven to rotate, described
Control panel retracts the jam plate through retracting mechanism, disengaged position.
2. discontinuous recliner as described in claim 1, which is characterized in that the thrust gear includes the first rear support
Foot, the second rear support foot, the first front support foot and the second front support foot, the first rear support foot and the first front support foot difference
The bottom end both sides of the jam plate are arranged on, the second rear support foot and the second front support foot are spaced apart and arranged in the cam
Peripheral side when the first rear support foot is contacted with the second rear support foot, is propped up before the first front support foot and second
Spike is separated, and the latch is meshed with the gear ring.
3. discontinuous recliner as claimed in claim 2, which is characterized in that the overhanging end of the cam spring is additionally provided with one
Hook, the shape of the salient point are waist type, and the waist type includes the first avris, most high side, the second avris and lowest side, when in
During the state that latches, the hook and first avris or the first avris are in contact between most high side, when in the unlocked state
When, the hook is connected at most high side.
4. discontinuous recliner as claimed in claim 3, which is characterized in that the mechanism that retracts includes arc chute and cunning
Block, the arc chute are arranged in the control panel and are arranged on the jam plate close to the side of the cam, the sliding block
Close to the side of the cam, the sliding block is slidably connected with the arc chute, and when needing unlock, the cam is in external force
It under effect, is rotated toward unlocking direction, the control panel is driven to rotate, the jam plate is drawn in the arc chute driving sliding block slip
It returns, disengaged position.
5. discontinuous recliner as claimed in claim 4, which is characterized in that the side far from the salient point on the cam
Multiple fixing grooves are additionally provided on side, multiple fixed blocks, the fixed block and the fixation are accordingly equipped in the control panel
Slot matches.
6. discontinuous recliner as claimed in claim 5, which is characterized in that the cross sectional shape of the fixed block is " several " word
Type, or " second " font that side disconnects.
7. such as discontinuous recliner described in claim 5 or 6, which is characterized in that at the inner hub location of the mainboard
An outwardly projecting tubular lobes are additionally provided with, the tubular lobes are located in the mounting groove, and the outer circle of the tubular lobes
All gaps that a segmentation variation is equipped between the lowest side of the salient point.
8. such as claim 1-6 any one of them discontinuous recliners, which is characterized in that the salient point and the cam bullet
Spring is disposed on the same plane.
9. discontinuous recliner as described in claim 1, which is characterized in that the outside of the tooth plate and the mainboard is also set
There is anchor ear, the anchor ear is used to limit the tooth plate and mainboard is axially separated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721606897.8U CN207496509U (en) | 2017-11-27 | 2017-11-27 | A kind of discontinuous recliner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721606897.8U CN207496509U (en) | 2017-11-27 | 2017-11-27 | A kind of discontinuous recliner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207496509U true CN207496509U (en) | 2018-06-15 |
Family
ID=62507015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721606897.8U Withdrawn - After Issue CN207496509U (en) | 2017-11-27 | 2017-11-27 | A kind of discontinuous recliner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207496509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107757435A (en) * | 2017-11-27 | 2018-03-06 | 延锋安道拓座椅机械部件有限公司 | A kind of discontinuous recliner |
-
2017
- 2017-11-27 CN CN201721606897.8U patent/CN207496509U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107757435A (en) * | 2017-11-27 | 2018-03-06 | 延锋安道拓座椅机械部件有限公司 | A kind of discontinuous recliner |
| CN107757435B (en) * | 2017-11-27 | 2020-03-06 | 延锋安道拓座椅机械部件有限公司 | Discontinuous angle adjuster |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107757435A (en) | A kind of discontinuous recliner | |
| CN207496509U (en) | A kind of discontinuous recliner | |
| CN104302508A (en) | Reclining apparatus for vehicle seat | |
| CN104314374B (en) | Lock core and adaptive key | |
| CN103182961A (en) | Seat back angle adjusting device | |
| EP3825170A1 (en) | Vehicle seat and angle adjustment device thereof | |
| CN1118317A (en) | Motor vehicle steering system steal preventing device with unit fastening locking bolt | |
| CN103568896B (en) | Truck seat capable of being unlocked through lifting and pulling of backrest | |
| CN108199589B (en) | A kind of gird-connected inverter equipment | |
| CN200999587Y (en) | Locking mechanism for ladder | |
| CN212105456U (en) | Self-ejection lock body structure | |
| CN108583377B (en) | A kind of angle adjustor of adjustable idle stroke | |
| CN101915019B (en) | Lock core | |
| CN108657032B (en) | Vehicle seat and angle adjusting device thereof | |
| CN108321715A (en) | A kind of desert photovoltaic plant technology | |
| CN211622934U (en) | Lock core structure of multidimension combination coordination locking | |
| CN204745187U (en) | Transfer pump and rotatory lock with rotatory lock | |
| CN216861231U (en) | Seat angle adjuster and sliding block | |
| CN210483279U (en) | Inserting piece lock | |
| CN106125835A (en) | A kind of 360 ° of ball-type rotating shafts | |
| CN205780824U (en) | Interlocking block | |
| CN212637639U (en) | Steering wheel position adjusting mechanism for kart and novel kart | |
| CN104453386A (en) | Lock cylinder of floating type double locking pin blade structure | |
| CN206797180U (en) | The governor motion of automotive seat high pulling torque recliner | |
| CN103075048B (en) | Detaching-type mechanical antitheft lock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180615 Effective date of abandoning: 20200306 |