CN110077296A - Child safety seat headrest height and flank width synchronization regulating mechanism - Google Patents
Child safety seat headrest height and flank width synchronization regulating mechanism Download PDFInfo
- Publication number
- CN110077296A CN110077296A CN201910284787.1A CN201910284787A CN110077296A CN 110077296 A CN110077296 A CN 110077296A CN 201910284787 A CN201910284787 A CN 201910284787A CN 110077296 A CN110077296 A CN 110077296A
- Authority
- CN
- China
- Prior art keywords
- linking arm
- screw rod
- child safety
- rolling member
- safety seat
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/26—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
- B60N2/28—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
- B60N2/2851—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle provided with head-rests
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/26—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
- B60N2/28—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
- B60N2/2872—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle provided with side rests
Abstract
The present invention relates to child safety seat fields, disclose child safety seat headrest height and flank width synchronization regulating mechanism, it includes first linking arm in left side, second linking arm on right side and the screw rod for connecting the first linking arm and the second linking arm, rolling member is provided on screw rod, screw rod is driven to rotate synchronously when rolling member rolls, screw rod rotation drives the first linking arm and the second linking arm to carry out opposite or move toward one another.Child safety seat headrest height and flank width synchronization regulating mechanism of the invention, the feature that connection is reliable, stable transmission is fixed, screw rod is threadedly engaged with linking arm with compact-sized, bonding strength is big, it is less prone to shaking phenomenon, safety is good, long service life, space occupancy rate is low, easy to adjust；Rolling member is gear, and guiding driving section is rack gear, and gear & rack structure is simple, and at low cost, rack and pinion engagement, bearing capacity is big, stable transmission, high transmission accuracy, and abrasion is small, and noise is small, and degree of regulation is high, at low cost.
Description
Technical field
The present invention relates to child safety seat fields, more particularly to child safety seat headrest height and flank width it is same
Walk regulating mechanism.
Background technique
With the growth of child, safety seat needs to adjust headrest and shoulder belt height, with adapt to different figure height and
Figure.Most way of the children for the reply all ages and classes that existing child safety seat uses is, using integrated seat, to be present
Cushion is set in chair, and infant lesser for figure is by the way of seat cushioning, children biggish for figure, then will
Cushion removes, and rides in integrated seat, and there is no flank automatic adjusting mechanism, flank height needs to disassemble installation, also has
It is some to adjust the mechanism of automatic adjustment flank height with height of headrest, but cannot adjust between the seat private side wing
Width spaces, and structure is complicated, it is inconvenient for operation.The position adjustment of the headrest and flank of child safety seat not only influences
The comfort that child takes, more influence children's life security.Therefore, it needs to be arranged on child safety seat and can be adjusted in synchronism flank
The regulating mechanism of width and height of headrest, to adapt to the children of all ages and classes figure.
China Patent No. is that the Chinese patent of CN207631041U discloses child safety seat synchronous regulating mechanism,
The medianly zygomorphic of the backrest body is equipped with two horizontal concrete chutes, the corresponding guiding sliding peace of the two lateral connection arms
Loaded in two horizontal concrete chutes, and two groups of vertically extending guide grooves are offered by symmetrical in the backrest body,
Two groups of guide grooves are obliquely installed and move closer to from top to bottom along backrest body, be respectively fixed on the linking arm with it is right
Guide groove is answered to be oriented to the sliding block being slidably matched, the width adjusting of Lai Shixian seat clamping limb.But it leans against and leads for two groups on ontology
At high cost to opening up for slot, backrest plate stability is bad, and structure is complicated, and installation maintenance maintenance is inconvenient, and regulative mode is relatively
For complexity, entire mechanism structure stability is not strong, is also easy to produce shaking, and the sliding fluency of sliding block is bad, and sliding block is sliding along guide groove
The equal stress of left and right sidewall of guide groove, is easy to appear catching phenomenon, and left and right sidewall is easy to wear, when a side wall is asked when dynamic
When topic, entire mechanism just be can not work normally, and increase the failure rate of product.
The height of headrest that the Chinese patent of Patent No. CN207697551U discloses a kind of child safety seat adjust and
Flank width adjustment mechanism comprising the top of seat, the seat is equipped with headrest, and the two side ends of the seat are set respectively
There is flank, component is adjusted by height of headrest between the seat and headrest and carries out up and down adjustment, between the flank and seat
It is adjusted up and down by width adjusting component.The regulating mechanism has convenient disassembly, compact-sized advantage.But
In actual use, sliding slot opens up so that product processing technique is increasingly complex, and maintenance is more inconvenient, also take up
The more space of backrest plate, and the bonding strength of sliding slot and guide part is small, degree of regulation is small, while the stability of flank is poor,
It will appear shaking phenomenon after long-time service, safety is not strong.
Summary of the invention
The present invention is multiple for child safety seat headrest height in the prior art and flank width synchronization regulating mechanism structure
Miscellaneous, entire mechanical stability is not strong, is also easy to produce shaking, and degree of regulation is small, and space hold is big, at high cost, seat installation and maintenance
The disadvantages of maintenance is inconvenient, provides a kind of simple and compact for structure, and easy to adjust, entire mechanism bonding strength is high, and safety is good, adjusts
Save that precision is high, and space hold is small, at low cost, installation and the convenient child safety seat headrest height of maintenance and flank width
Synchronous regulation mechanism.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals: child safety seat headrest
Height and flank width synchronization regulating mechanism, the second linking arm and and seat base of the first linking arm, right side including left side
The backrest plate of connection further includes the screw rod for connecting the first linking arm and the second linking arm, and rolling member is provided on screw rod, back
The guiding driving section with rolling member cooperation, drive when rolling member is scrolled up along guiding driving section are provided on the inside of backup plate
Screw rod rotates synchronously, and screw rod rotation drives the first linking arm and the second linking arm to carry out opposite or move toward one another.Screw drive tool
Have the characteristics that connection is reliable, stable transmission is fixed, by the way of screw rod and linking arm cooperation, has compact-sized, connection is by force
Degree is big, and safety is good, the low advantage of space occupancy rate, and the adjusting synchronism of screw rod and linking arm is good, the first linking arm and the
The adjusting of two linking arms is controllable and precision is high, and linking arm can be made to adjust in stable position, be less prone to shaking phenomenon；It rolls
Part and guiding driving section roll and cooperate, and have the characteristics that stable transmission, frictional force are small；It is upward along guiding driving section by rolling member
Or move downward and drive screw rod rotation, screw rod rotation drives the first linking arm and the second linking arm to carry out opposite or move toward one another,
Keep the first linking arm and the second linking arm close to each other or separate, to realize the width adjusting between left side flap and right side flap.
Preferably, guiding driving section is rack gear, rack gear is arranged vertically on backrest plate, and rolling member is gear,
Wheel and rack engagement.Gear & rack structure is simple, at low cost, rack and pinion engagement, has bearing capacity big, and stable transmission passes
Dynamic precision is high, wears small, the small feature of noise, can guarantee stable drive, high safety and reliability, and usage experience is more preferable.
Preferably, rack gear is integrally formed or is detachably connected with backrest plate.Rack gear can be directly provided on backrest plate,
It can be individually attached on backrest plate, be integrally formed that design processing technology is simple, and at low cost, it is good to be detachably connected controllability, be convenient for
Replace rack gear.
Preferably, rolling member and screw coaxial are arranged.It drives screw rod to rotate synchronously when rolling rolling member, guarantees to roll
Part and screw rod move synchronously.
Preferably, rolling member and screw rod are integrally formed.The synchronism of rolling member and screw rod is good, and processing technology is simple, just
In installation maintenance.
Preferably, being provided with the swivel nut for cooperating with screw flight, spiral shell on the first linking arm and the second linking arm
Set is to be detachably connected or be integrally formed with the first linking arm and the second linking arm.Swivel nut and screw flight cooperate, and tightness is good.
Preferably, screw rod includes the first spiro rod section being threadedly coupled with the first linking arm and connects with the second linking arm screw thread
The second spiro rod section connect, the thread rotary orientation on the first spiro rod section and the second spiro rod section are opposite.It is using the advantages of this rotation direction,
When being adjusted up headrest, gear, which scrolls up, drives screw rod to rotate, and opposite fortune occurs for the first linking arm and the second linking arm at this time
The dynamic distance made between the two increases, and realizes the characteristics of being adjusted in synchronism width, and while realizing that height of seat increases, width is also same
The function of Shi Zeng great；Screw rod is threadedly coupled with linking arm, and bonding strength is big, fixed, can be prevented artificial destruction, be used the longevity
Life length.
Preferably, the middle part of screw rod is arranged in rolling member, the first spiro rod section and the second spiro rod section are located at rolling member
Two sides.The middle part of screw rod is arranged in rolling member, and structure is simply exquisite, and it is firm to consolidate, the first linking arm and the second linking arm hair
It, can be close to rolling member or far from rolling member when life is opposite or moves toward one another.
Preferably, screw rod is horizontally disposed, the thread rotary orientation of screw rod and the first linking arm coupling part is dextrorotation,
Screw rod and the thread rotary orientation of the second linking arm coupling part are left-handed.Easy for installation, transmission effect is good, convenient for adjusting；Using this
Kind of rotation direction can be realized when being lifted up headrest, and the distance between the first linking arm and the second linking arm increase, and realize same step
Section.
Preferably, further including the sliding plate and be used for band that seat base, left side flap, right side flap, headrest and headrest are connected
The driving device that dynamic headrest moves up and down, left side flap and the first linking arm are connected, and right side flap and the second linking arm are connected, and first connects
It connects and is provided with slide assemblies between arm and the second linking arm and sliding plate, slide assemblies include horizontal sliding slot and horizontal sliding
Block, horizontal sliding block insertion horizontal sliding slot in and can relatively transverse slippage slot move left and right, horizontal sliding slot and horizontal sliding
One of block is arranged on the first linking arm and the second linking arm, and another one is arranged on sliding plate, one end of driving device
It is connected with headrest, the other end of driving device is connect with seat base.Driving device drives headrest to move up and down and carries out headrest height
Degree is adjusted, and headrest drives sliding plate to move up and down, and when headrest drives sliding plate to be moved upwardly or downwardly, sliding plate passes through sliding
Component drives the first linking arm and the second linking arm to be moved synchronously upward or downward, meanwhile, the first linking arm and second connects
It connects arm and passes through the opposite side-to-side movement for moving left and right realization Relative sliding plate of horizontal sliding block and horizontal sliding slot；Work as sliding plate
When the first linking arm and the second linking arm being driven to move up and down, the first linking arm and the second linking arm drive screw rod to move up and down,
Rolling member is scrolled up and down along guiding driving section while screw rod moves up and down, and rolling member, which rolls, drives screw rod to rotate synchronously, screw rod
Rotation drives the first linking arm and the second linking arm to carry out opposite or move toward one another, while the first linking arm and the second linking arm are logical
It crosses slide assemblies and is realized on sliding plate and moved left and right, the first linking arm and the second linking arm drive left side flap and right side flap respectively
It is close to each other or separate, to realize the height degree of left side flap and right side flap and the synchronous adjustment of width.
The present invention has significant technical effect: children's safety provided by the present application due to using above technical scheme
Chair headrest height and flank width synchronization regulating mechanism are in such a way that screw rod and linking arm are threadedly engaged to the width of flank
It is adjusted, screw-rod structure is simple, and screw drive has the characteristics that connection is reliable, stable transmission is fixed, screw rod and linking arm spiral shell
Line cooperation have it is compact-sized, bonding strength is big, is less prone to shaking phenomenon, safety is good, long service life, space occupancy rate
Low advantage, and the adjusting synchronism of screw rod and linking arm is good, screw rod can be such that linking arm adjusts in stable position, to make
The adjusting of linking arm is controllable and degree of regulation is high；By the thread rotary orientation of the first spiro rod section of setting and the second spiro rod section on the contrary, protecting
It demonstrate,proves the first linking arm and the second linking arm is able to carry out opposite or moves toward one another, design exquisite reliable；It is arranged on screw rod and rolls
Part, setting guiding driving section and rolling member cooperate on backrest plate, are moved upwardly or downwardly by rolling member along guiding driving section
Screw rod is driven to rotate synchronously, screw rod rotation drives the first linking arm and the second linking arm to carry out opposite or move toward one another, and rolls
Part is gear, and guiding driving section is rack gear, and gear & rack structure is simple, at low cost, rack and pinion engagement, has bearing capacity big,
Stable transmission, high transmission accuracy wear small, the small feature of noise, can guarantee stable drive, high safety and reliability, user makes
It is more preferable with experience；Rolling member and screw rod are integrally formed, and ensure that the synchronism and transmission efficiency of rolling member and screw rod, processing technology
Simply, it is easily installed maintenance；Rack gear can be directly provided on backrest plate, also can be individually attached on backrest plate, and integrated molding is set
It is simple to count processing technology, at low cost, it is good to be detachably connected controllability, is conveniently replaceable rack gear.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of child safety seat headrest height and flank width synchronization regulating mechanism.
Fig. 2 is the structural schematic diagram of screw rod.
Fig. 3 is the structural schematic diagram of backrest plate.
Fig. 4 is the connection schematic diagram of driving device and headrest.
The toponym that each number designation is referred in attached drawing is as follows: the 1-the first linking arm, 11-left side flaps, 2-the second
Linking arm, 21-right side flaps, 3-backrest plates, 31-guiding driving sections, 4-screw rods, the 41-the first spiro rod section, the 42-the second spiral shell
Rod segment, 43-swivel nuts, 5-rolling members, 6-headrests, 61-sliding plates, 62-driving devices, 7-horizontal sliding slots, 8-are laterally
Slipping block, 9-seat bases.
Specific embodiment
Present invention is further described in detail with embodiment with reference to the accompanying drawing.
Declare first, the application is the improvement to the first patent of our company, be to patentee be the happy lemon in Hangzhou
" a kind of height of headrest of child safety seat adjusts and side by the utility model patent CN201721579368.3 of Industrial Co., Ltd.
The improvement of wing width adjustment mechanism ".
Embodiment 1
Child safety seat headrest height and flank width synchronization regulating mechanism, as shown, including first company in left side
Connect arm 1, second linking arm 2 on right side and the backrest plate 3 that connect with seat base 9, the upper and lower, left and right direction in the present embodiment
It is to be referred on the basis of Fig. 1, the first linking arm 1 is for connecting left side flap 11, and the second linking arm 2 is for connecting right side flap
21, further include the screw rod 4 for connecting the first linking arm 1 and the second linking arm 2, rolling member 5, backrest plate 3 are provided on screw rod 4
Inside is provided with the guiding driving section 31 cooperated with rolling member 5, band when rolling member 5 is scrolled up along guiding driving section 31
Dynamic screw rod 4 rotates synchronously, and the rotation of screw rod 4 drives the first linking arm 1 and the second linking arm 2 to carry out opposite or move toward one another, first
Linking arm 1 and the generation relative motion of the second linking arm 2 still move toward one another and rotate forward depending on screw rod 4 or reversely turn
It is dynamic.The transmission of screw rod 4 has the characteristics that connection is reliable, stable transmission is fixed, by the way of screw rod 4 and linking arm cooperation, has
Compact-sized, bonding strength is big, and safety is good, the low advantage of space occupancy rate, and the adjusting synchronism of screw rod 4 and linking arm
Good, the adjusting of the first linking arm 1 and the second linking arm 2 is controllable and precision is high, and linking arm can be made to adjust in stable position, no
Easily there is shaking phenomenon；Rolling member 5 and guiding driving section 31 roll and cooperate, and have the characteristics that stable transmission, frictional force are small；Pass through
Rolling member 5 is moved upwardly or downwardly along guiding driving section 31 drives screw rod 4 to rotate, and the rotation of screw rod 4 drives the first linking arm 1 and the
Two linking arms 2 are carried out opposite or are moved toward one another, and keep the first linking arm 1 and the second linking arm 2 close to each other or separate, to realize
Width adjusting between left side flap 11 and right side flap 21.
In order to more clearly express the drive connection of rolling member 5 in the present embodiment and guiding driving section 31, in the present embodiment
Guiding driving section 31 is rack gear, and rack gear is arranged vertically on backrest plate 3, and rolling member 5 is gear, and wheel and rack is nibbled
It closes.When work, rack gear is not moved, and gear scrolls up or scrolls down through on rack gear.Gear & rack structure is simple, cost
Low, rack and pinion engagement has bearing capacity big, stable transmission, high transmission accuracy, and abrasion is small, and the small feature of noise can guarantee
Stable drive, high safety and reliability, usage experience are more preferable.
Screw rod 4 includes the first spiro rod section 41 being threadedly coupled with the first linking arm 1 and is threadedly coupled with the second linking arm 2
Second spiro rod section 42, thread rotary orientation on the first spiro rod section 41 and the second spiro rod section 42 is on the contrary, screw thread on the first spiro rod section 41
Rotation direction is dextrorotation, and the thread rotary orientation on the second spiro rod section 42 is left-handed.It is using the advantages of this rotation direction, is adjusted up headrest
When 6, gear, which scrolls up, drives screw rod 4 to rotate, and the first linking arm 1 and the second linking arm 2, which move toward one another, at this time makes the two
The distance between increase, realize the characteristics of being adjusted in synchronism width, realize height of seat while increase, what width also increased simultaneously
Function.Screw rod 4 is threadedly coupled with linking arm, and bonding strength is big, fixed, can prevent artificial destruction, long service life；The
The thread rotary orientation of one spiro rod section 41 and the second spiro rod section 42 is on the contrary, guarantee that the first linking arm 1 and the second linking arm 2 are able to carry out phase
Pair or move toward one another, thus close to each other or separate, realize the adjusting of width between left side flap 11 and right side flap 21.
The middle part of screw rod 4 is arranged in rolling member 5, and the first spiro rod section 41 and the second spiro rod section 42 are located at rolling member 5
Two sides, the first spiro rod section 41 are located at the left side of rolling member 5, and the second spiro rod section 42 is located at the right side of rolling member 5.Rolling member 5 is arranged
At the middle part of screw rod 4, structure is simply exquisite, when the first linking arm 1 and the second linking arm 2 occur relatively or move toward one another, can lean on
Nearly rolling member 5 or separate rolling member 5.
Rolling member 5 and screw rod 4 are coaxially disposed.Make rolling member 5 roll when drive screw rod 4 rotate synchronously, guarantee rolling member 5 with
Screw rod 4 moves synchronously.
Screw rod 4 is horizontally disposed, and the thread rotary orientation of 1 coupling part of screw rod 4 and the first linking arm is dextrorotation, screw rod 4
Thread rotary orientation with 2 coupling part of the second linking arm is left-handed.Easy for installation, transmission effect is good, convenient for adjusting；Using this rotation
To can be realized be lifted up headrest 6 when, the distance between the first linking arm 1 and the second linking arm 2 increase, realize same step
Section.
The swivel nut 43 for being threadedly engaged with screw rod 4, swivel nut 43 are provided on first linking arm 1 and the second linking arm 2
It is integrally formed with the first linking arm 1 and the second linking arm 2.
It further include the sliding plates 61 and be used for band that seat base 9, left side flap 11, right side flap 21, headrest 6 and headrest 6 are connected
The driving device 62 that dynamic headrest 6 moves up and down, left side flap 11 and the first linking arm 1 are connected, and right side flap 21 and the second linking arm 2 are solid
Even, slide assemblies are provided between the first linking arm 1 and the second linking arm 2 and sliding plate 61, slide assemblies include laterally sliding
Move slot 7 and horizontal sliding block 8, horizontal sliding block 8 be embedded in horizontal sliding slot 7 and can relatively transverse slippage slot 7 move left and right, cross
It is arranged on the first linking arm 1 and the second linking arm 2 to one of slippage slot 7 and horizontal sliding block 8, another one is arranged in cunning
It moves on plate 61, offers horizontal sliding slot 7 on the first linking arm 1 and the second linking arm 2, lateral cunning is provided on sliding plate 61
Block 8 is moved, one end of driving device 62 is connect with headrest 6, and the other end of driving device 62 is connect with seat base 9.Driving device
62 pairs of 6 height of headrest are adjusted, and driving device 62 can be gas strut, when headrest 6 drives sliding plate 61 to be moved upwardly or downwardly
When, sliding plate 61 drives the first linking arm 1 and the second linking arm 2 to move synchronously upward or downward by horizontal sliding block 8, together
When, the first linking arm 1 and the second linking arm 2 are realized relatively by opposite move left and right of horizontal sliding block 8 and horizontal sliding slot 7
Sliding plate 61 moves left and right.
Child safety seat headrest height and the Principles of Regulation of flank width synchronization regulating mechanism are: when headrest 6 rises,
Driving device 62 drives headrest 6 to move upwards, and the adjusting of 6 height of headrest is realized when headrest 6 moves up and down, when headrest 6 rises,
6 drive sliding plates 61 of headrest move upwards, and sliding plate 61 drives the first linking arm 1 and the second linking arm 2 to move upwards, and at this time the
One linking arm 1 and the second linking arm 2 drive left side flap 11 and right side flap 21 to rise respectively, the first linking arm 1 and the second linking arm 2
Screw rod 4 is driven to move upwards, rolling member 5 scrolls up along guiding driving section 31 while screw rod 4 moves upwards, and rolling member 5 rolls
It is dynamic that screw rod 4 is driven to rotate synchronously, it is to rotate forward with the rotation direction of screw rod 4 at this time, screw rod 4, which rotates forward, drives the first linking arm 1 and the
Two linking arms 2 are moved toward one another, while the first linking arm 1 is cooperated by horizontal sliding block 8 and horizontal sliding slot 7 in cunning
It realizes and is moved to the left on shifting plate 61, the second linking arm 2 is cooperated by horizontal sliding block 8 and horizontal sliding slot 7 in sliding plate
It realizes and moves right on 61, the first linking arm 1 and the second linking arm 2 are located remotely from each other, at this time the first linking arm 1 and the second linking arm
2 drive left side flap 11 and right side flap 21 to be located remotely from each other respectively, to increase the width between left side flap 11 and right side flap 21；Work as head
When 6 decline of pillow, when driving device 62 drives headrest 6 to move downward, 6 drive sliding plate 61 of headrest is moved downward, 61 band of sliding plate
Dynamic first linking arm 1 and the second linking arm 2 move downward, and the first linking arm 1 and the second linking arm 2 drive left side flap respectively at this time
11 and right side flap 21 decline, the first linking arm 1 and the second linking arm 2 drive screw rod 4 to move downward, and screw rod 4 moves upwards same
When rolling member 5 along guiding driving section 31 scroll down through, rolling member 5 roll drive screw rod 4 rotate synchronously, with screw rod 4 at this time turn
Dynamic direction is reversion, and the reversion of screw rod 4 drives the first linking arm 1 and the second linking arm 2 carries out relative motion, while the first linking arm
1 realizes on sliding plate 61 and moves right that the second linking arm 2 passes through by horizontal sliding block 8 and the mutual cooperation of horizontal sliding slot 7
Horizontal sliding block 8 and the mutual cooperation of horizontal sliding slot 7 realize on sliding plate 61 and are moved to the left that the first linking arm 1 and second connects
It is close to each other to connect arm 2, the first linking arm 1 and the second linking arm 2 drive left side flap 11 and right side flap 21 close to each other respectively at this time,
To reduce the width between left side flap 11 and right side flap 21.
Embodiment 2
Child safety seat, as shown, being in place of the present embodiment and the difference of embodiment 1: swivel nut 43 and first connects
It connects arm 1 and the second linking arm 2 is to be detachably connected.Swivel nut 43 is detachable, and controllability is good, is conveniently replaceable.
Embodiment 3
Child safety seat headrest height and flank width synchronization regulating mechanism, as shown, the present embodiment and embodiment 1
Difference in place of be: be provided with horizontal sliding block 8 on the first linking arm 1 and the second linking arm 2, offered on sliding plate 61
Horizontal sliding slot 7.When headrest 6 drives sliding plate 61 to be moved upwardly or downwardly, sliding plate 61 drives the by horizontal sliding slot 7
One linking arm 1 and the second linking arm 2 move synchronously upward or downward, meanwhile, the first linking arm 1 and the second linking arm 2 pass through cross
To slipping block 8, opposite move left and right realizes moving left and right for Relative sliding plate 61 with horizontal sliding slot 7.
Embodiment 4
Child safety seat headrest height and flank width synchronization regulating mechanism, as shown, the present embodiment and embodiment 1
Difference in place of be: rolling member 5 and screw rod 4 are integrally formed.Rolling member 5 and the synchronism of screw rod 4 are good, and processing technology is simple,
It is easily installed maintenance.
Embodiment 5
Child safety seat headrest height and flank width synchronization regulating mechanism, as shown, the present embodiment and embodiment 4
Difference in place of be: rack gear is integrally formed with backrest plate 3.Rack gear can be directly provided on backrest plate 3, be integrally formed design
Processing technology is simple, at low cost.
Embodiment 6
Child safety seat headrest height and flank width synchronization regulating mechanism, as shown, the present embodiment and embodiment 5
Difference in place of be: rack gear and backrest plate 3 is are detachably connected.Rack gear can be individually attached on backrest plate 3, be detachably connected
Controllability is good, is conveniently replaceable rack gear.
In short, the foregoing is merely presently preferred embodiments of the present invention, it is all according to equalization made by scope of the present invention patent
Variation and modification, shall all be covered by the patent of the invention.
Claims (10)
1. child safety seat headrest height and flank width synchronization regulating mechanism, the first linking arm (1) including left side, right side
The second linking arm (2) and the backrest plate (3) that is connect with seat base (9), it is characterised in that: further include connecting for connecting first
The screw rod (4) of arm (1) and the second linking arm (2) is connect, is provided with rolling member (5) on screw rod (4), is provided on the inside of backrest plate (3)
With the guiding driving section (31) of rolling member (5) cooperation, drive when rolling member (5) is scrolled up along guiding driving section (31)
Screw rod (4) rotates synchronously, and screw rod (4) rotation drives the first linking arm (1) and the second linking arm (2) to carry out opposite or opposite fortune
It is dynamic.
2. child safety seat headrest height according to claim 1 and flank width synchronization regulating mechanism, feature exist
In: guiding driving section (31) is rack gear, and rack gear is arranged vertically on backrest plate (3), and rolling member (5) is gear, gear
It is engaged with rack.
3. child safety seat headrest height according to claim 2 and flank width synchronization regulating mechanism, feature exist
In: rack gear is integrally formed or is detachably connected with backrest plate (3).
4. child safety seat headrest height according to claim 1 or 2 or 3 and flank width synchronization regulating mechanism,
Be characterized in that: rolling member (5) and screw rod (4) are coaxially disposed.
5. child safety seat headrest height according to claim 4 and flank width synchronization regulating mechanism, feature exist
In: rolling member (5) is integrally formed with screw rod (4).
6. child safety seat according to claim 1, it is characterised in that: the first linking arm (1) and the second linking arm (2)
On be provided with swivel nut (43) for being threadedly engaged with screw rod (4), swivel nut (43) and the first linking arm (1) and the second linking arm
It (2) is to be detachably connected or be integrally formed.
7. child safety seat headrest height according to claim 1 and flank width synchronization regulating mechanism, feature exist
In: screw rod (4) includes the first spiro rod section (41) being threadedly coupled with the first linking arm (1) and connects with the second linking arm (2) screw thread
The second spiro rod section (42) connect, the thread rotary orientation on the first spiro rod section (41) and the second spiro rod section (42) are opposite.
8. child safety seat headrest height according to claim 7 and flank width synchronization regulating mechanism, feature exist
In: rolling member (5), which is arranged, is located at rolling member in the middle part of screw rod (4), the first spiro rod section (41) and the second spiro rod section (42)
(5) two sides.
9. child safety seat headrest height according to claim 1 and flank width synchronization regulating mechanism, feature exist
In: screw rod (4) is horizontally disposed, and the thread rotary orientation of screw rod (4) and the first linking arm (1) coupling part is dextrorotation, screw rod
It (4) is left-handed with the thread rotary orientation of the second linking arm (2) coupling part.
10. child safety seat headrest height according to claim 1 and flank width synchronization regulating mechanism, feature exist
In: it further include seat base (9), left side flap (11), right side flap (21), headrest (6), the sliding plate (61) connected with headrest (6)
With the driving device (62) for driving headrest (6) to move up and down, left side flap (11) and the first linking arm (1) are connected, right side flap
(21) it is connected with the second linking arm (2), is provided between the first linking arm (1) and the second linking arm (2) and sliding plate (61)
Slide assemblies, slide assemblies include horizontal sliding slot (7) and horizontal sliding block (8), and horizontal sliding block (8) is embedded in horizontal sliding slot
(7) in and can relatively transverse slippage slot (7) move left and right, one of horizontal sliding slot (7) and horizontal sliding block (8) setting exists
On first linking arm (1) and the second linking arm (2), another one be arranged on sliding plate (61), one end of driving device (62) with
Headrest (6) connection, the other end of driving device (62) are connect with seat base (9).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910284787.1A CN110077296B (en) | 2019-04-10 | 2019-04-10 | Headrest height and side wing width synchronous adjusting mechanism of child safety seat |
| PCT/CN2019/092639 WO2020206842A1 (en) | 2019-04-10 | 2019-06-25 | Synchronous adjusting mechanism for headrest height and side wing width of child safety seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910284787.1A CN110077296B (en) | 2019-04-10 | 2019-04-10 | Headrest height and side wing width synchronous adjusting mechanism of child safety seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110077296A true CN110077296A (en) | 2019-08-02 |
| CN110077296B CN110077296B (en) | 2020-03-03 |
Family
ID=67414716
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910284787.1A Active CN110077296B (en) | 2019-04-10 | 2019-04-10 | Headrest height and side wing width synchronous adjusting mechanism of child safety seat |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110077296B (en) |
| WO (1) | WO2020206842A1 (en) |
Cited By (3)
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|---|---|---|---|---|
| CN109747492A (en) * | 2019-02-22 | 2019-05-14 | 麦克英孚(宁波)婴童用品有限公司 | A kind of child safety seat flank closing device |
| CN114683977A (en) * | 2020-12-25 | 2022-07-01 | 宝钜瑞士股份有限公司 | Side wing adjusting structure and child safety seat |
| US11731545B2 (en) | 2021-03-23 | 2023-08-22 | Bambino Prezioso Switzerland Ag | Side wing adjustment mechanism and adjustable sitting device |
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| DE102012005691A1 (en) * | 2012-03-21 | 2013-09-26 | Audi Ag | Adjusting device for pivotable side flanges or side headrest pads of headrests of vehicle seats, has coupling rod, which together with drive unit is formed as operative connection chain for direct mechanical coupling of side flanges |
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| CN114683977A (en) * | 2020-12-25 | 2022-07-01 | 宝钜瑞士股份有限公司 | Side wing adjusting structure and child safety seat |
| US11731545B2 (en) | 2021-03-23 | 2023-08-22 | Bambino Prezioso Switzerland Ag | Side wing adjustment mechanism and adjustable sitting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110077296B (en) | 2020-03-03 |
| WO2020206842A1 (en) | 2020-10-15 |
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Effective date of registration: 20210826 Address after: 315105 building 13, No. 359, Chengxin East Road, Yinzhou District, Ningbo City, Zhejiang Province Patentee after: Butong safety technology (Ningbo) Co.,Ltd. Address before: 311241 Dongfang village, Guali Town, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU YUEMENG INDUSTRY Co.,Ltd. |