CN108297767A - Head rest adjusting device, headrest composite structure, seat main body and seat - Google Patents
Head rest adjusting device, headrest composite structure, seat main body and seat Download PDFInfo
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- CN108297767A CN108297767A CN201610703289.2A CN201610703289A CN108297767A CN 108297767 A CN108297767 A CN 108297767A CN 201610703289 A CN201610703289 A CN 201610703289A CN 108297767 A CN108297767 A CN 108297767A
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- locking part
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- head rest
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- 239000011159 matrix material Substances 0.000 claims description 52
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- 238000006243 chemical reaction Methods 0.000 abstract description 3
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- 238000005516 engineering process Methods 0.000 description 5
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- 230000002829 reductive effect Effects 0.000 description 2
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
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- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 1
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- 238000004804 winding Methods 0.000 description 1
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- Seats For Vehicles (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The present invention relates to the technical field of the seat, more particularly to a kind of head rest adjusting device, headrest composite structure, seat main body and seat.The head rest adjusting device of the present invention, change component and the first locking part including the flexible connecting member on actuating mechanism and be set in headrest and chair framework one, direction, wherein, flexible connecting member and direction, which change component, to be movement of first locking part between latched position and unlocked position by the conversion of motion of actuating mechanism, and any one cooperation in making the first locking part and one group of second locking part being arranged at intervals at successively on another in headrest and chair framework along short transverse, which is realized, rests the head on and chair framework locks or unlocks.Based on the head rest adjusting device of the present invention, the adjusting to height of headrest can be conveniently realized, the differentiated demand of seat occupant can be met, and the transmission of power more smoothes out, is advantageously implemented more convenient, smooth and labour-saving height of headrest adjustment process.
Description
Technical field
The present invention relates to the technical field of the seat, more particularly to a kind of head rest adjusting device, headrest composite structure, seat main body
And seat.
Background technology
Currently, being designed with headrest on many seats.By taking child safety seat as an example, headrest is equipped on chair framework,
To protect the head of children.Since child grows speed is very fast, child safety seat during use in, children's
It increases and the features such as build can constantly change, the riding position on head also can therewith constantly when taking child safety seat
Therefore variation in order to improve the comfort of seat, meets same children in different phase and the different demands of different children,
Height of headrest is adjusted so that appropriate location of the headrest in child safety seat is very important.Certainly, not only children's safety
The height of headrest of seat needs to adjust, and there is the seat of headrest also to have same demand for other.
As it can be seen that a kind of head rest adjusting device for adjusting height of headrest of offer has important practical significance and value.
Invention content
A technical problem to be solved by this invention is：Realize the adjusting to height of headrest.
In order to solve the above technical problem, the present invention provides a kind of head rest adjusting device, headrest composite structure, seat masters
Body and seat.
According to the first aspect of the invention, the present invention provides a kind of head rest adjusting devices.The head rest adjusting device is used for
Adjusting is connected to height of the headrest on chair framework relative to chair framework comprising actuating mechanism and at least one locking machine
Structure, wherein：Lockable mechanism includes the first locking part and linkage mechanism for being connect with the first installing matrix, and the first locking part is used
Coordinate in any one in one group of second locking part being arranged at intervals at successively in the second installing matrix along short transverse,
First installing matrix is one in headrest and chair framework, and the second installing matrix is another in headrest and chair framework；
Actuating mechanism controls the first locking part by linkage mechanism and moves between locked and unlocked positions, in latched position, the
One locking part is combined with the second locking part to realize headrest and the locking of chair framework, in unlocked position, the first locking part and the
Two locking parts, which release, to be combined to release the locking of headrest and chair framework；Linkage mechanism includes flexible connecting member and direction change portion
The first end of part, flexible connecting member is connect with actuating mechanism, and the second end of flexible connecting member changes component through direction and changes direction
It is connect later with the first locking part.
Optionally, it includes the rotor being rotatably arranged relative to the first installing matrix that direction, which changes component, flexible connection
The second end of part is set around on rotor and changes direction.
Optionally, rotor includes idler wheel.
Optionally, flexible connecting member includes drag-line, and the first end of drag-line is connect with actuating mechanism, the second end classical prescription of drag-line
It is connect to changing with the first locking part after component changes direction.
Optionally, actuating mechanism includes operating mechanism, and operating mechanism is used for rotatable or is movably attached to the first peace
It fills on matrix, and operating mechanism changes component relative to the rotation or movement of the first installing matrix in flexible connecting member and direction
The movement of the first locking part between locked and unlocked positions is converted under effect.
Optionally, operating mechanism further includes behaviour for being movably attached to the first installing matrix, head rest adjusting device
Make guiding mechanism, operational guidance mechanism be used in operating mechanism is relative to the first installing matrix moving process to operating mechanism into
Row is oriented to.
Optionally, operational guidance mechanism includes the first operational guidance structure, and the first operational guidance structure setting is in operation machine
It can be moved on structure and relative to the first installing matrix together with operating mechanism, the first operational guidance structure is used for and is set to
The second operational guidance respective outer side edges in first installing matrix realize the guiding role to operating mechanism.
Optionally, the first operational guidance structure is guide post and one in guide slide, and the second operational guidance structure is
Another in guide post and guide slide, guide post is inserted into guide slide and is slidably matched with guide slide.
Optionally, operating mechanism is movably disposed relative to the first installing matrix along short transverse.
Optionally, linkage mechanism further includes reset components, and reset components make the first locking part by unlocked position for providing
Move to the active force of latched position.
Optionally, reset components include resetting spring, resetting spring support be located at the first locking part and the first installing matrix it
Between and to the first locking part application make the first locking part close to the active force of the second locking part.
Optionally, the first locking part is equipped with stopper section, and resetting spring, which supports, to be set between stopper section and the first installing matrix.
Optionally, the first locking part is locating rod, and the second locking part is location hole, and in latched position, locating rod is inserted into fixed
In the hole of position.
Optionally, head rest adjusting device includes two lockable mechanisms, the flexible connection of actuating mechanism and each lockable mechanism
Part is all connected with.
According to the second aspect of the invention, the present invention also provides a kind of headrest composite structures.Gadolinium headrest composite structure packet
Headrest is included, is rested the head on for being movably arranged at chair framework along short transverse, moreover, the headrest composite structure further includes
The head rest adjusting device of the present invention, the first installing matrix are headrest.
According to the third aspect of the invention we, the present invention also provides a kind of seat main bodies.The seat main body includes headrest, seat
The head rest adjusting device of chair skeleton and the present invention, wherein headrest is movably arranged at along short transverse on chair framework.
Optionally, seat main body further includes position-limit mechanism, and position-limit mechanism is used for sealed in the first locking part and one group second
Limitation headrest is continued to move up relative to chair framework along short transverse when a highest height is identical in portion.
Optionally, position-limit mechanism includes the first position limiting structure and the second position limiting structure being mutually adapted, the first position limiting structure
It is arranged on chair framework, the second position limiting structure is arranged on headrest, when highest in the first locking part and one group of second locking part
A height it is identical when, the first position limiting structure limit the second position limiting structure continued up along short transverse relative to chair framework
It is mobile, it is continued to move up along short transverse relative to chair framework with limitation headrest.
Optionally, the first position limiting structure is limit slideway and one in the block of limit, and the second position limiting structure is limit slideway
With limit it is in the block another, limited block be inserted into limit slideway in and with limit slideway be slidably matched, when the first locking part and one
In the second locking part of group it is highest one it is identical when, limit the inner wall top of slideway and backstop formed to limited block.
Optionally, limited block includes the first limiting section and the second limiting section for being set on the first limiting section, the first limit
Portion is overlapped on the both sides end wall of limit slideway, and the second limiting section is inserted into limit slideway.
According to the fourth aspect of the invention, the present invention also provides a kind of seats.The seat includes the seat such as the present invention
Main body.
Optionally, seat is child safety seat.
Head rest adjusting device provided by the present invention changes component by actuating mechanism by flexible connecting member and direction
Conversion of motion is movement of first locking part between latched position and unlocked position, realize headrest and the locking of chair framework or
Unlock.Based on this, when needing to adjust the height of headrest, actuating mechanism action need to be only controlled, then actuating mechanism can be by soft
Property connector and direction change component the first locking part driven to move to unlocked position by latched position, make headrest and chair framework
It unlocks, after then moving up and down headrest to the second locking part position in proper height, then makes the first locking part
Again latched position is moved to, headrest is locked in the height and position of needs, you can realizes the adjusting to height of headrest.
As it can be seen that the head rest adjusting device of the present invention can realize the adjusting to height of headrest, multiply so as to meet seat
The differentiated demand of seated user improves the comfort of seat, and the design of seat is made to be more in line with hommization demand.In addition, of the invention
Change component using flexible connecting member and direction and the power of actuating mechanism is transferred to the first locking member, not only facilitates simplification
The structure of head rest adjusting device, reduces the cost of head rest adjusting device, furthermore, it is possible to which the transmission of power is made more to smooth out, is conducive to
Realize more convenient, smooth and labour-saving height of headrest adjustment process.
By the way that exemplary embodiment of the present invention is described in detail referring to the drawings, other feature of the invention and
Its advantage will become apparent.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without having to pay creative labor, may be used also for those of ordinary skill in the art
With obtain other attached drawings according to these attached drawings.
Fig. 1 shows the schematic diagram of the headrest composite structure of one embodiment of the invention.
Fig. 2 shows for the location hole being located on chair framework with the locating rod cooperation of head rest adjusting device in Fig. 1.
Fig. 3 shows the assembling schematic diagram of the operating mechanism of head rest adjusting device and lockable mechanism in Fig. 1.
Fig. 4 shows the back view of chair framework and the assembling structure of headrest composite structure in Fig. 1.
Fig. 5 shows the back explosive view of the assembling structure of head rest adjusting device and headrest in Fig. 4.
Fig. 6 shows the partial view of drag-line and operating mechanism junction in Fig. 5.
Fig. 7 shows the back structures schematic diagram rested the head in Fig. 5.
Fig. 8 shows the structural schematic diagram of limited block in Fig. 5.
In figure：
1, head rest adjusting device；
11, operating mechanism；111, grip part；112, vertical extension；
12, linkage mechanism；121, locating rod；1211, stopper section；122, drag-line；123, idler wheel；124, resetting spring；
13, position-limit mechanism；131, slideway is limited；132, limited block；1321, the first limiting section；1322, the second limiting section；
1323, installation groove；1324, threaded hole；133, screw；
14, operational guidance mechanism；141, guide post；142, guide slide；
2, it rests the head on；21, an actor's rendering of an operatic tune；22, back cover board；23, installing port；231, it is transversely mounted mouth；232, it is transversely mounted mouth；
24, vessel；
3, chair framework；31, location hole.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are in no development creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part of specification.
In the description of the present invention, it is to be understood that, parts are limited using the words such as " first ", " second ", only
It is merely for convenience of distinguishing corresponding parts, there is no Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore not
It can be interpreted as limiting the scope of the invention.In addition, the noun of locality being previously mentioned below such as " front, rear, top, and bottom, left and right ",
When orientation or positional relationship indicated by " laterally, vertical, vertical, horizontal " and " top, bottom " etc. is all based on seat normal use
Orientation or positional relationship.
Fig. 1-8 shows the example arrangement and itself and headrest and seat of the head rest adjusting device of one embodiment of the invention
The assembly relation of skeleton.Referring to Fig.1-8, head rest adjusting device 1 provided by the present invention is connected to chair framework 3 for adjusting
On height of the headrest 2 relative to chair framework 3 comprising actuating mechanism and at least one lockable mechanism, wherein：Lockable mechanism
Include the first locking part and linkage mechanism 12 for being connect with the first installing matrix, the first locking part be used for along height side
Any one cooperation into one group of second locking part being arranged at intervals at successively in the second installing matrix；Actuating mechanism passes through connection
Motivation structure 12 controls the first locking part and moves between locked and unlocked positions, in latched position, the first locking part and the
Two locking parts are combined to realize the locking of headrest 2 and chair framework 3, in unlocked position, the first locking part and the second locking part solution
Except combination to release the locking of headrest 2 and chair framework 3；Linkage mechanism 12 includes flexible connecting member and direction changes component, soft
Property connector first end connect with actuating mechanism, the second end of flexible connecting member through direction change component change after direction with
First locking part connects.
In the present invention, the first installing matrix is one in headrest 2 and chair framework 3, and the second installing matrix is headrest 2
With another in chair framework 3.
Head rest adjusting device 1 provided by the present invention changes component by actuating mechanism by flexible connecting member and direction
Conversion of motion be movement of first locking part between latched position and unlocked position, realize headrest 2 and the lock of chair framework 3
Determine or unlocks.Based on this, when needing to adjust the height of headrest 2, actuating mechanism action need to be only operated, then actuating mechanism can
It drives the first locking part to move to unlocked position by latched position to change component by flexible connecting member and direction, makes headrest 2
It unlocks with chair framework 3, after then moving up and down headrest 2 to the second locking part position in proper height, then
So that the first locking part is moved to latched position again, headrest 2 is locked in the height and position of needs, you can realizes high to headrest 2
The adjusting of degree.
As it can be seen that the head rest adjusting device 1 of the present invention can realize the adjusting to 2 height of resting the head on, so as to meet seat
The differentiated demand of occupant improves the comfort of seat, and the design of seat is made to be more in line with hommization demand.In addition, this hair
Bright 1 structure of head rest adjusting device is relatively simple, and processing is relatively easy to, and cost is relatively low, moreover, utilizing flexible connecting member and direction
Change component and the power of actuating mechanism is transferred to the first locking member, the transmission of power can be made more to smooth out, be advantageously implemented
More convenient, smooth and labour-saving height of headrest adjustment process.
In the present invention, actuating mechanism both can be automatic actuating mechanism, or manual actuation mechanism.
Wherein, when actuating mechanism is automatic actuating mechanism, the locking and unlock to headrest 2 and chair framework 3 may be implemented
Automatically controlling for process, drives without manpower.As a kind of embodiment of automatic actuating mechanism, actuating mechanism may include
The power sources such as motor when needing to adjust height of headrest, only need to start the power sources such as motor in this case, electronic
The rotations such as machine drive without additional manpower, you can it is sealed to change component automatic traction first by flexible connecting member and direction
Portion moves between locked and unlocked positions, realizes and is automatically controlled with releasing process to locking.As automatic actuator
The another embodiment of structure, actuating mechanism can also include the fluid actuators such as driving cylinder or motor, pass through stretching for driving cylinder
Contracting or the rotation of motor, can also realize and be automatically controlled with releasing process to locking.
And set actuating mechanism to manual actuation mechanism, it the advantage is that, not only structure is relatively simple, and cost is relatively
It is low, contribute to the overall weight for mitigating seat, also allow for arrangement and the assembly of seat other component, advantageously ensures that seat entirety
The compactedness and aesthetics of structure also easily facilitate the height that user adjusts headrest 2 according to actual conditions, help to improve user
Experience.As a kind of embodiment of manual actuation mechanism, actuating mechanism may include operating mechanism 11, which uses
In rotatable or be movably attached in the first installing matrix, and the rotation of the operating mechanism 11 relative to the first installing matrix
Or movement is converted into the first locking part in locked under the action of flexible connecting member and direction change component
Between movement.Based on this, when needing to adjust height of headrest, by manual operation operating mechanism 11, keep operating mechanism 11 opposite
In the first installing matrix rotation (such as operating mechanism 11 can be set to rocking handle) or mobile, (such as operating mechanism 11 can be by
It is set as shaking hands), and component is changed by flexible connecting member and direction and drives the first locking part in locked
Between move.
Wherein, in order to keep seat overall structure simpler compact, and the more smooth beauty of appearance, operating mechanism 11 are preferred
To be movably arranged in the first installing matrix, such operating mechanism 11 is easier to be set to the inside of the first installing matrix
In chamber, so as to so that seat overall structure is simpler compact, the more smooth beauty of appearance；And since user need to only make behaviour
Make mechanism 11 to move relative to the first installing matrix, you can realize the locking and unlock to headrest 2 and chair framework 3, therefore,
Keep operation more convenient.
And in order to improve accuracy of the operating mechanism 11 relative to 2 moving directions of headrest, head rest adjusting device 1 of the invention
Can also include in operating mechanism 11 relative to the first installing matrix moving process in operating mechanism 11 is oriented to
Operational guidance mechanism 14.Since the operational guidance mechanism 14 can be in operating mechanism 11 relative to the first installing matrix moving process
In operating mechanism 11 is oriented to, limit operating mechanism 11 moving direction, therefore, in the effect of operational guidance mechanism 14
Under, operating mechanism 11 can be realized more accurate relative to the first installing matrix and more steadily be moved, and then can be driven
First locking part more accurately moves between locked and unlocked positions, further increases the work of head rest adjusting device 1
Reliability.
In addition, it is contemplated that the space of seat upper and lower directions is more spacious relative to the space in other directions, and into wardrobe
User more gets used to applying the active force of upper and lower directions when pillow height degree is adjusted, and therefore, in the present invention, operating mechanism 11 is more preferable
Ground is configured to move along short transverse relative to the first installing matrix namely operating mechanism 11 is preferably along short transverse
It is movably attached in the first installing matrix.
In the present invention, in order to reduce the friction generated by relative motion between flexible connecting member and direction change component,
It may include the rotor being rotatably arranged relative to the first installing matrix that direction, which changes component, and the second end of flexible connecting member
It is set around on the rotor and changes direction.Based on this, due to driving the first lock by flexible connecting member in actuating mechanism action
When conjunction portion moves, rotor can be rotated under the action of flexible connecting member relative to the first installing matrix, therefore, can be with
The friction between the flexible connecting member of rotor and winding thereon is effectively reduced, be conducive to extend flexible connecting member uses the longevity
Life improves the functional reliability of head rest adjusting device 1.
In order to ensure the stationarity of height of headrest adjustment process, be usually arranged in the second installing matrix two group second it is sealed
Portion, and two group of second locking part is usually symmetrical arranged, therefore, correspondingly, the lockable mechanism in the present invention can also be arranged
Two, each lockable mechanism is correspondingly arranged with every group of second locking part.In this case, actuating mechanism could be provided as with often
The flexible connecting member of a lockable mechanism is all connected with, and not only can so that structure is simpler compact, and due to two locks
Locking mechanism acts under the control of same actuating mechanism, therefore, is also more convenient for ensureing the synchronism of two lockable mechanisms action,
To further increase the functional reliability of head rest adjusting device 1 so that adjusted to the height of headrest 2 more convenient.
In addition, the linkage mechanism 12 of the present invention can also include reset components, which makes the first lock for providing
Conjunction portion is moved to the active force of latched position by unlocked position.In this way during adjusting 2 height of headrest, the first locking part can
To automatically revert to latched position by unlocked position under the action of the reset components, so that user only need to need to release
Apply active force when the locking of headrest 2 and chair framework 3, and will rest the head on 2 and seat are needed after headrest 2 is adjusted to proper height
When skeleton 3 is locked, then the active force for applying negative direction is no longer needed to, so that more convenient to the adjusting for 2 height of resting the head on
And it is laborsaving.
Fig. 3 shows one embodiment of head rest adjusting device 1 of the present invention.Fig. 1-Fig. 2 and Fig. 5-Fig. 7 show the reality
Apply the head rest adjusting device 1 and headrest 2 and the assembly relation of chair framework 3 of example.By Fig. 1, Fig. 5 and Fig. 6 it is found that in the embodiment
In, head rest adjusting device 1 is used to connect with headrest 2, and as shown in Fig. 2, with the first locking part cooperation of head rest adjusting device 1
Second locking part is set on chair framework 3, namely in this embodiment, and the first installing matrix is headrest 2, the second installing matrix
For chair framework 3.But it will be apparent to those skilled in the art that head rest adjusting device 1 is set on chair framework 3 and second is sealed
Portion is set on headrest 2 namely the first installing matrix is chair framework 3 and the second installing matrix is headrest 2, can also realize this
The principle of the purpose of invention, both set-up modes is identical, no longer additionally repeats herein.
As shown in figure 3, in this embodiment, head rest adjusting device 1 include an operating mechanism 11 for being used as actuating mechanism,
Two lockable mechanisms and an operational guidance mechanism 14.
Operating mechanism 11 is used to provide the active force for locking or unlocking headrest 2 and chair framework 3.In this embodiment, it grasps
Make mechanism 11 to be movably arranged on headrest 2 along short transverse.As shown in Figure 1, the operating mechanism 11 of the embodiment includes
Grip part 111 and vertical extension 112, wherein grip part 111 facilitates user to hold and exert a force；And vertically extension 112 is used for
It connect with two lockable mechanisms, be set to 111 lower section of grip part and extend along short transverse, it therefore, can be by user
The active force being applied on grip part 111 is transferred to two lockable mechanisms；Grip part 111 and vertical extension 112 both with respect to
Headrest 2 is movably arranged along short transverse, in this way when user pulls up grip part 111, grip part 111 can by with
The vertical extension 112 of lockable mechanism connection drives lockable mechanism action.
As it can be seen that the operating mechanism 11 of the embodiment is arranged to shake hands.The advantages of this arrangement are as follows user only need to be to behaviour
Make mechanism 11 and apply vertical active force (such as pulling), you can locks or unlocks headrest 2 and chair framework 3, be more convenient for user's
It uses, is also more in line with the operating habit of user, moreover, because the upper down space of seat is more spacious, therefore, is arranged to draw
The operating mechanism 11 of hand limited by operating space it is less, can more easily realize to rest the head on 2 height adjusting.
Operational guidance mechanism 14 is for being oriented to operating mechanism 11.As shown in figure 5 and figure 7, the operation of the embodiment
Guiding mechanism 14 includes the guide slide 142 as the first operational guidance structure, which is arranged in operating mechanism 11
On, for coordinating with the guide post 141 as the second operational guidance structure being set on headrest 2, realize to operating mechanism 11
Guiding role.When the head rest adjusting device 1 of the embodiment, which is assembled on headrest 2, forms headrest composite structure, guide post
It is slidably matched in 141 insertion guide slides 142 and with guide slide 142, in this way, when operating mechanism 11 is moved relative to headrest 2
When dynamic, guide slide 142 can be as operating mechanism 11 be together relative to 2 movement of headrest, and guide post 141 can then be slided along being oriented to
It slides in road 142 so that operating mechanism 11 can only also be moved along the direction of guide slide 142, to realize to operating mechanism 11
Guiding role.
Since the operating mechanism 11 of the embodiment is moved relative to headrest 2 along short transverse, correspondingly, it is oriented to and slides
Road 142 along short transverse be arranged so that operational guidance mechanism 14 can limit operating mechanism 11 relative to headrest 2 can only along height
Direction is moved, and the accuracy of height adjustment is improved.
It is understood that the guide slide 142 of the embodiment may alternatively be its being set on operating mechanism 11
His the first operational guidance structure, and guide post 141 can also be replaced by other the second operational guidance knots being set on headrest 2
Structure for example, aforementioned guide post 141, which can be arranged on operating mechanism 11, becomes the first operational guidance structure, and is led aforementioned
Become the second operational guidance structure on headrest 2 to the setting of slideway 142, alternatively, the first operational guidance structure and the second operation are led
To structure or guide post 141 and other mutually matched components except guide slide 142, as long as the two can be mutual
The guiding role to operating mechanism 11 is realized in cooperation.
Locking and unlock of the lockable mechanism for realizing headrest 2 and chair framework 3 under the action of operating mechanism 11.At this
In embodiment, two lockable mechanisms are symmetrically disposed on the left and right sides of the vertical split of operating mechanism 11, due to operating mechanism
11 vertical split is usually arranged as overlapping with the vertical split of headrest 2, therefore, after being assembled on headrest 2, the embodiment
Vertical split of two lockable mechanisms also about headrest 2 it is symmetrical, not only the structure of entire head rest adjusting device 1 is more in this way
Stablize so that the structure of itself and the composite structure of headrest 2 and/or chair framework 3 is more stablized, it helps ensures height of headrest
The stationarity of adjustment process.The structure of two lockable mechanisms of the embodiment is identical, in order to describe simplicity, below only with wherein one
It is illustrated for a lockable mechanism, another lockable mechanism is referred to understand.
As shown in figures 1 and 3, lockable mechanism includes linkage mechanism 12 and the locating rod 121 as the first locking part,
In, linkage mechanism 12 is used to convert operating mechanism 11 to locating rod 121 along the movement of short transverse relative to headrest 2 and lock
Movement between position and unlocked position, so that operating mechanism 11 can control the first locking part and the by linkage mechanism 12
The locking and unlock of headrest 2 and chair framework 3 are realized in the cooperation of two locking parts.
Locating rod 121 be used for any one cooperation in one group of location hole 31 being set on chair framework 3, work as positioning
When bar 121 is inserted into location hole 31, the locking of headrest 2 and chair framework 3 can be realized.As shown in Fig. 2, in one group of location hole 31
The left and right directions that is arranged at intervals at chair framework 3 successively along short transverse of each location hole 31 side wall on, therefore, positioning
Bar 121 is moved along left and right directions can be inserted into location hole 31 or be disengaged with location hole 31.
In this embodiment, as shown in Figure 1, locating rod 121 is movably arranged at along left and right directions on headrest 2,
I.e. in this embodiment, the direction of motion of the first locking part between locked and unlocked positions is left and right directions.Specifically
Ground is set there are two an actor's rendering of an operatic tune 21 on headrest 2, and each an actor's rendering of an operatic tune 21 is corresponding with a locating rod 121, and the left and right of each an actor's rendering of an operatic tune 21 is opposite
Pilot hole is correspondingly provided on two side, locating rod 121 is set in corresponding an actor's rendering of an operatic tune 21, and the both ends of locating rod 121 are worn respectively
Cross two pilot holes and respectively with two pilot hole clearance fits.Based on this, locating rod 121 is relative to headrest 2 along right and left
To being movably disposed, so that locating rod 121 once can be close and remotely located by the active force of left and right directions
Hole 31, with 31 grafting of location hole or disengagement, realization headrest 2 is locked or unlocked with chair framework 3.
Two pilot holes of the embodiment can play guiding role to locating rod 121 so that locating rod 121 can be more steady
Surely it moves along left and right directions, more accurately moves between locked and unlocked positions, and then more accurately realize head
The locking and unlock of pillow 2 and chair framework 3, further increase the functional reliability of head rest adjusting device 1.Certainly, to locating rod
The 121 sealed guide frames being oriented to, it is not limited to the pilot hole shown by the embodiment, or other structures shape
Formula, as long as can be oriented to the movement of locating rod 121 between locked and unlocked positions.
As shown in figures 1 and 3, in this embodiment, linkage mechanism 12 includes the drag-line 122 for being used as flexible connecting member, uses
Make the idler wheel 123 of the rotor of direction change component and the resetting spring 124 as reset components.
Wherein, (first is sealed for the power of operating mechanism 11 (actuating mechanism) to be transferred to locating rod 121 for drag-line 122
Portion).As shown in Figure 1, the first end of drag-line 122 (such as steel wire) is connect with the vertical extension 112 of operating mechanism 11, second end
It is then connect with locating rod 121, such drag-line 122 is connected between operating mechanism 11 and locating rod 121, can be applied to user
Active force on operating mechanism 11 is transferred to locating rod 121.In this embodiment, the first end of drag-line 122 is more than equipped with size
The head of 122 main body of drag-line, correspondingly, vertical extension 112 are equipped with the card slot for the head fits with drag-line 122, draw
The head of rope 122 is caught in the connection of first end and operating mechanism 11 that drag-line 122 is realized in card slot.As shown in fig. 6, the implementation
The head of example is generally rectangular so that the whole first end of drag-line 122 is substantially in T fonts, correspondingly, vertical extension 112
On card slot be also in substantially T fonts, the first end of drag-line 122 need to be only embedded in card slot when connection, it is convenient and quick.When
So, the first end of drag-line 122 can also be connect with operating mechanism 11 by other means.
Idler wheel 123 is used to use for changing the second end of drag-line 122 relative to the direction of first end namely idler wheel 123
The active force that family is applied on operating mechanism 11, which is converted into, can drive locating rod 121 to transport between locked and unlocked positions
Dynamic power.By Fig. 1 and Fig. 3 it is found that in this embodiment, idler wheel 123 is set between the first end and second end of drag-line 122,
And the second end of drag-line 122 is made to be connect again with locating rod 121 after being set around on idler wheel 123, such idler wheel 123 can change drawing
The trend of rope 122, the second end for making drag-line 122 is different from the direction of first end, to change the direction of transfer of power so that user
The power that the active force of vertical direction on be applied to operating mechanism 11 can be converted into horizontal direction acts on locating rod 121,
And then locating rod 121 is driven to move between locked and unlocked positions.
As it can be seen that the embodiment passes through drag-line 122 and idler wheel 123, you can the movement by operating mechanism 11 relative to headrest 2 turns
Turn to movement of the locating rod 121 between lock position and unlocked position, structure is relatively simple, assembling it is more convenient, processing compared with
It is easy, cost is relatively low, and transmission process more smoothes out, and helps steadily and quickly to realize the height adjusting to headrest 2.
Moreover, the idler wheel 123 of the embodiment is rotatablely arranged on headrest 2, in this way in operating mechanism 11 relative to head
When 2 movement of pillow, idler wheel 123 can rotate under the action of drag-line 122, reduce the friction between drag-line 122 and idler wheel 123, this
On the one hand the abrasion of drag-line 122 can be reduced, extends the service life of drag-line 122 and on the other hand is also beneficial to prevent drag-line
122 clamping stagnations more swimmingly adjust the height of headrest 2, improve user experience.
In addition, as shown in figures 1 and 3, the idler wheel 123 of the embodiment, pivot center is arranged along front-rear direction, that is, rolls
The rotation direction of the wheel 123 not only moving direction perpendicular to operating mechanism 11 relative to headrest 2, but also locking perpendicular to the first locking part
The direction of motion between unlocked position is set in positioning.Based on the setting, the drag-line 122 being set around on idler wheel 123, first end edge
Short transverse, and its second end is along left and right directions, in this way can not only by operating mechanism 11 relative to headrest 2 along height side
To movement be more smoothly converted into the movement of locating rod 121 in left-right direction, and due to the extension of 122 first end of drag-line
Direction is identical relative to the moving direction of headrest 2 as operation head 11, and the extending direction of second end and locating rod 121 relative to
The moving direction of headrest 2 is also identical, and therefore, no cross component force, drag-line 122 by the power whole of operating mechanism 11 or can be said definitive
Major part is transferred to locating rod 121, thus it is possible to effectively save operating force so that user, which applies smaller power, to be adjusted
The height of headrest 2, realizes more laborsaving adjustment process.
Resetting spring 124 is for applying the active force for making locating rod 121 return back to latched position by unlocked position automatically.It is multiple
Position spring 124, which supports, to be located between locating rod 121 and headrest 2 and makes locating rod 121 close to location hole 31 application of locating rod 121
Active force.Specifically, as shown in figures 1 and 3, in this embodiment, resetting spring 124 is set in locating rod 121, positioning
Bar 121 is equipped with stopper section 1211, and resetting spring 124 is supported and is located between the stopper section 1211 and the inner wall of an actor's rendering of an operatic tune 21.Based on this
Setting, resetting spring 124 is along left and right directions (i.e. the direction of motion of the first locking part between locked and unlocked positions)
It, can be during locating rod 121 moves to unlocked position by latched position to being located between locating rod 121 and headrest 2
Power is stored, and the power stored is released after headrest 2 is moved to proper height and is acted in locating rod 121, namely to positioning
The application of bar 121 makes locating rod 121 so that locating rod 121 is returned back to locking by unlocked position automatically close to the active force of location hole 31
Position.Moreover, resetting spring 36 can also play the role of the auxiliary positioning to locating rod 121 so that the headrest tune of the embodiment
The functional reliability higher of regulating device 1.Certainly, the set-up mode of resetting spring 124 is not limited thereto, as long as can apply
Make the first locking part close to the active force of the second locking part.
Head rest adjusting device 1 based on the embodiment is to the process that is adjusted of height of headrest 2：When needs are to headrest
When 2 height is adjusted, user need to only pull up operating mechanism 11, and operating mechanism 11 drives the first end one of drag-line 122
It rises and is moved up relative to headrest 2, the second end for changing the drag-line 122 after direction by idler wheel 123 then pulls locating rod
121 move along the direction in left and right directions towards remotely located hole 31, and unlocked position is moved to by latched position, locating rod 121 with
Location hole 31 disengages, and headrest 2 is unlocked with chair framework 3, so that headrest 2 can be relative to chair framework 3 along short transverse
(namely upper and lower directions) is mobile, and in this process, resetting spring 124 stores power by compression；And arrive proper height position when headrest 2 is adjusted
When setting, loosening operating mechanism 11, resetting spring 124 discharges the power stored, makes 121 counter motion of locating rod, namely along right and left
It moves to towards close to the direction of location hole 31, and is moved downward with pneumatic operating mechanism 11 by drag-line 122, until each component is multiple
Position, locating rod 121 returns back to latched position again by unlocked position, and locating rod 121 reinserts in location hole 31, will rest the head on 2
It is fixed on proper height, so far completes the Primary regulation to 2 height of resting the head on.
The head rest adjusting device 1 of the embodiment, can pass through drawing it can be seen from the process for 2 height of being rested the head on by above-mentioned adjusting
Pneumatic operating mechanism 11, easily releases headrest 2 and the locking of chair framework 3, and will rest the head on 2 be moved to proper height after,
Loosening operating mechanism 11 is only needed, locating rod 121 can automatically revert to latched position under the action of resetting spring 124, by head
Pillow 2 is locked in proper height position, applies opposition again without user, therefore, the head rest adjusting device 1 of the embodiment
It is more convenient laborsaving to the adjusting of headrest 2.
In above-described embodiment, only carried out so that the first locking part is locating rod 121 and the second locking part is location hole 31 as an example
Illustrate, but in fact, the embodiment of the first locking part and the second locking part is not limited thereto, for example, the first locking part and
Second locking part can also be the other structures that can mutually buckle, be mutually inserted or mutually hook, if the first locking part and
Second locking part, which can cooperate, realizes the locking and unlock of headrest 2 and chair framework 3, then in protection scope of the present invention
Within.
In addition, the head rest adjusting device 1 of the embodiment, structure is relatively simple, can effectively reduce head rest adjusting device 1
Difficulty of processing saves the processing cost of head rest adjusting device 1；Moreover, the embodiment can be square using drag-line 122 and idler wheel 123
Just the vertically movable transverse shifting for being converted into locating rod 121 relative to headrest 2 by operating mechanism 11 relative to headrest 2, power
Transmission more smooth out, more time saving and energy saving height of headrest adjustment process may be implemented.
According to the second aspect of the invention, the present invention also provides a kind of headrest composite structures comprising 2 and Ben Fa of headrest
Bright head rest adjusting device 1, wherein head rest adjusting device 1 is set on headrest 2.
Fig. 1, Fig. 5 and Fig. 7 show that one embodiment of present invention headrest composite structure, the headrest in the embodiment are adjusted
Device 1 is aforementioned head rest adjusting device 1 shown in Fig. 3.As shown in Figure 1, the headrest composite structure of the embodiment, rest the head on 2 master
The top of body is equipped with installing port 23 and lower part is equipped with vessel 24, and the operating mechanism 11 of head rest adjusting device 1 is set to installing port 23
It is interior and be slidably matched with installing port 23, so that operating mechanism 11 can be relative to 2 movement of headrest；Head rest adjusting device 1
Linkage mechanism 12 is set in vessel 24.
Vessel 24 is recessed by the front end of headrest 2 towards the rear end face of headrest 2, and linkage mechanism 12 is embedded in the vessel 24.
Vessel 24 has rear end face and rear end face is concordant with the rear end face of headrest 2, and the rear end face of such vessel 24 can be in rear distich
Motivation structure 12 is covered, and ensures planarization of the rear end face of headrest 2 at vessel 24.And in order to ensure the front end face of headrest 2
Planarization at vessel 24, the headrest composite structure of the embodiment can also include front cover board (not shown), before this
Portion's cover plate lid carries out linkage mechanism 12 in front hidden together on the front end face of vessel 24 so that 2 front end face of resting the head on is holding
Also there is preferable planarization, this not only makes the overall structure of headrest composite structure more beautiful at chamber 24, it is often more important that,
User usually rest against headrest 2 lower area, therefore this but also occupant can more cosily rest against headrest 2 on,
Ensure comfort level when user leans on headrest 2.
In conjunction with Fig. 1, Fig. 5 and Fig. 7 it is found that in this embodiment, whole installing port 23 is in T fonts comprising is transversely mounted
231 (i.e. the transverse parts of T words) of mouth and vertical installing port 232 (i.e. the vertical part of T words).
Wherein, it is transversely mounted mouth 231 and the grip part 111 of operating mechanism 11 coordinates, grip part 111 is embedded in transverse direction peace
It fills in mouth 231.As shown in Figure 1, the height for being transversely mounted mouth 231 of the embodiment is more than the height of grip part 111, this can be
User pulls 111 reserved space of grip part；Moreover, this is transversely mounted the front/rear end of the perforation of mouth 231 headrest 2, grip part 111 exists
It is concordant with the front/rear end for being transversely mounted mouth 231 on front-rear direction, be based on this, due to grip part 111 front-rear direction not by
Masking, therefore, user can hold grip part 111 from former and later two directions, and use is more convenient, and due to holding
The front/rear end that portion 111 does not protrude from headrest 2 is held, therefore, and is unlikely to influence the planarization of 2 front/rear ends of headrest.Moreover,
Since height of head is usually less than where grip part 111 highly when user leans on headrest 2, it is exposed not shielded outside
Grip part 111 does not interfere with the dependence comfort level of user.
Vertical installing port 232 and the vertical extension 112 of operating mechanism 11 are slidably matched, and vertical extension 112 is embedded in
In the vertical installing port 232.By Fig. 5 and Fig. 7 it is found that the vertical installing port 232 of the embodiment is set as the groove of open rearward end,
The bottom of the groove is concordant with the front end face of headrest 2 namely the vertical installing port 232 is with front end face and its front end face and headrest
2 front end face is concordant, and the front end face of vertical installing port 232 in this way can directly hide the front end face of vertical extension 112
It covers, ensures planarization of the front end face of headrest 2 at the vertical installing port 232.And in order to ensure that the rear end face of headrest 2 is perpendicular at this
The headrest composite structure of planarization at installing port 232, the embodiment further includes back cover board 22, and the back cover board 22 lid closes
In on the rear end face of the vertical installing port 232, the vertical extension 112 being embedded in the vertical installing port 232 is covered.
The vertical installing port 232 of the embodiment so that rest the head on 2 front/rear end it is more smooth at 112 place of vertical extension, no
It can only ensure that headrest composite structure is more beautiful, additionally aid the comfort level improved when user rests against on headrest 2.
The installing port 23 of the embodiment, entire rear end face open wide, and are more convenient for realizing operating mechanism 11 and headrest 2 in this way
Assembling operating mechanism 11 need to be only put into installing port 23 from the back of headrest 2 in assembling, it is convenient and quick.
As it can be seen that the headrest composite structure of the embodiment, since installing port 23 and vessel 24 are both with respect to the front and back end of headrest 2
Face indent, the operating mechanism 11 being embedded in installing port 23 and the linkage mechanism 12 being embedded in vessel 24 will not convexes
Go out, therefore, the structure for composite structure of resting the head on is compacter, beautiful, and advantageously ensures that the planarization of 2 front end faces of headrest, ensures
User leans on comfort level when headrest 2.
According to the third aspect of the invention we, the present invention also provides a kind of seat main bodies comprising headrest 2, chair framework 3
With the head rest adjusting device 1 of the present invention, wherein headrest 2 is movably arranged at along short transverse on chair framework 3, in this way
It, then can be by moving headrest 2 to conjunction along short transverse once the control of head rest adjusting device 1 headrest 2 is unlocked with chair framework 3
Suitable height and position realizes the adjusting to 2 height of resting the head on.The seat main body of the present invention, head rest adjusting device 1 can be arranged in head
On pillow 2, at this moment the second locking part need to be only arranged on chair framework 3；Head rest adjusting device 1 can also be arranged in seat
On skeleton 3, correspondingly, the setting of the second locking part is on headrest 2 in such cases.
The disengaging chair framework 3 in adjusting high process of headrest 2 in order to prevent, in the present invention, seat main body can be with
Including position-limit mechanism 13, which is used in the first locking part and a highest height phase in one group of second locking part
Headrest 2 is limited simultaneously to continue to move up along short transverse relative to chair framework 3.By the way that position-limit mechanism 13 is arranged, can limit
System headrest 2 is relative to chair framework 3 along the maximum displacement of short transverse so that headrest 2 can only at most be moved upward to most high-grade
At position, it can effectively prevent that headrest 2 being drawn out to except stroke due to excessively moving, prevent headrest 2 in adjusting high process
It is detached from chair framework 3.
As a kind of embodiment of position-limit mechanism 13, position-limit mechanism 13 may include the first position limiting structure being mutually adapted
With the second position limiting structure, the first position limiting structure is arranged on chair framework 3, and the setting of the second position limiting structure is on headrest 2, when first
For locking part with when a highest height is identical in one group of second locking part, it is opposite that the first position limiting structure limits the second position limiting structure
Continued to move up along short transverse in chair framework 3, with limitation headrest 2 relative to chair framework 3 along short transverse continue to
Upper movement.
Fig. 5, Fig. 7 and Fig. 8 show one embodiment of position-limit mechanism 13.As shown in figure 5 and figure 7, in this embodiment,
Position-limit mechanism 13 include as the first position limiting structure limit slideway 131 and the limited block 132 as the second position limiting structure,
In, limited block 132 is inserted into limit slideway 131 and is slidably matched with limit slideway 131, when the first locking part and one group second are locked
In conjunction portion it is highest one it is identical when, limit slideway 131 inner wall top to limited block 132 formed backstop.Based on this, the implementation
The position-limit mechanism 13 of example realizes the backstop of limited block 132 limit to headrest 2 by limit slideway 131 so that upward
During mobile headrest 2, once the first locking part is moved upward to height where the second locking part at highest gear
When spending, headrest 2 can not then continue to move up, and so as to effectively prevent headrest 2 to shake off chair framework 3 upwards, help to protect
The stability of 2 shift moving process of card headrest.
It is understood that the first position limiting structure is limited block 132, and the second position limiting structure is limit slideway 131, also can
Enough realize identical purpose, namely in this embodiment, it includes limit slideway 131 and limited block 132 only to need the first position limiting structure
In one, and the second position limiting structure includes limiting another in slideway 131 and limited block 132.Certainly, position-limit mechanism
13 are not limited to the structure type that limit slideway 131 coordinates with limited block 132, may be other structures form.
As shown in figure 8, in this embodiment, limited block 132 includes the first limiting section 1321 and is set to the first limiting section
The second limiting section 1322 on 1321, the first limiting section 1321 are overlapped on the both sides end wall of limit slideway 131, the second limiting section
1322 are inserted into limit slideway 131.In this way when headrest 2 is moved relative to chair framework 3 along short transverse, limited block 132
It can be moved in limiting slideway 131 with the movement of headrest 2, and when headrest 2 is moved upward to maximum gear, the second limiting section
1322 abut with the inner wall top of limit slideway 131, and limitation headrest 2 continues to move up.Moreover, the first limiting section 1321 of setting
And second limiting section 1322 respectively with limit slideway 131 end wall and inner wall coordinate, can also more effectively to headrest 2 relative to
The movement of chair framework 3 is oriented to.
The limited block 132 of the embodiment is removably attachable on headrest 2.As shown in Figure 7 and Figure 8, in this embodiment,
Headrest 2 on be provided with posteriorly screw 133 outstanding, correspondingly, be correspondingly provided on the second limiting section 1322 of limited block 132 with
The threaded hole 1324 that screw 133 coordinates, screw 133 screw in threaded hole 1324, you can limited block 132 be fixed on headrest 2,
And screw 133 is screwed out into threaded hole 1324, then easily limited block 132 can be disassembled again from headrest 2, is conveniently replaceable
And repair.
In addition, as shown in Figure 8, the threaded hole 1324 of the embodiment be set to the second limiting section 1322 relative to its direction
In the installation groove 1323 that the end face of headrest 2 is recessed inwardly, it is located on the bottom surface of installation groove 1323.In addition, the embodiment
Installation groove 1323 not only toward headrest 2 open at one end, in order to screw 133 be inserted into threaded hole 1324 in and threaded hole 1324
Cooperation is more convenient for screwing screw 133 in this way or unscrewing operation moreover, its upper and lower end face is also opened wide, and can to limit
Block 132 and the dismounting of headrest 2 are more convenient.
As shown in Figure 5, in previously described embodiments of the present invention, position-limit mechanism 13 and operational guidance mechanism 14 are both provided with two
It is a, it is advantageous in that, significantly more efficient limit and guiding role may be implemented.It is highly preferred that two position-limit mechanisms 13 and two
Operational guidance mechanism 14 can be symmetrical arranged respectively about the vertical split of headrest 2, to further increase seat overall structure
Stability.
According to the fourth aspect of the invention, the present invention also provides a kind of seats comprising seat main body of the invention.This
The seat of invention can be the seat that the height of headrest 2 is adjusted in the various needs including child safety seat.
The foregoing is merely exemplary embodiment of the present invention, are not intended to limit the invention, all spirit in the present invention
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (22)
1. a kind of head rest adjusting device (1), for adjusting the headrest (2) being connected on chair framework (3) relative to the seat
The height of skeleton (3), which is characterized in that the head rest adjusting device (1) includes actuating mechanism and at least one lockable mechanism,
In：The lockable mechanism includes the first locking part and linkage mechanism (12) for being connect with the first installing matrix, and described first
Locking part be used for it is arbitrary in one group of second locking part being arranged at intervals at successively in the second installing matrix along short transverse
One cooperation, first installing matrix are one in the headrest (2) and the chair framework (3), second installation
Matrix is another in the headrest (2) and the chair framework (3)；The actuating mechanism passes through the linkage mechanism (12)
It controls first locking part to move between locked and unlocked positions, in the latched position, first locking part
It is combined with second locking part to realize the locking of headrest (2) and the chair framework (3), in the unlocked position,
First locking part is released with second locking part in conjunction with to release the lock of headrest (2) and the chair framework (3)
It is fixed；The linkage mechanism (12) includes that flexible connecting member and direction change component, the first end of the flexible connecting member with it is described
Actuating mechanism connects, and the second end of the flexible connecting member changes component change direction through the direction and locked later with described first
Conjunction portion connects.
2. head rest adjusting device (1) according to claim 1, which is characterized in that it includes opposite that the direction, which changes component,
It is set around on the rotor in the second end of the rotor that first installing matrix is rotatably arranged, the flexible connecting member
And change direction.
3. head rest adjusting device (1) according to claim 2, which is characterized in that the rotor includes idler wheel (123).
4. head rest adjusting device (1) according to claim 1, which is characterized in that the flexible connecting member includes drag-line
(122), the first end of the drag-line (122) is connect with the actuating mechanism, and the second end of the drag-line (122) is through the direction
Change after component changes direction and is connect with first locking part.
5. head rest adjusting device (1) according to claim 1, which is characterized in that the actuating mechanism includes operating mechanism
(11), the operating mechanism (11) is used for rotatable or is movably attached to first installing matrix, and the operation
Mechanism (11) changes component relative to the rotation or movement of first installing matrix in the flexible connecting member and the direction
Under the action of be converted into movement of first locking part between the latched position and the unlocked position.
6. head rest adjusting device (1) according to claim 5, which is characterized in that the operating mechanism (11) is for removable
It is connected to dynamicly in first installing matrix, the head rest adjusting device (1) further includes operational guidance mechanism (14), the behaviour
Make guiding mechanism (14) to be used in the operating mechanism (11) is relative to the first installing matrix moving process to the behaviour
Make mechanism (11) to be oriented to.
7. head rest adjusting device (1) according to claim 6, which is characterized in that the operational guidance mechanism (14) includes
First operational guidance structure, the first operational guidance structure setting is on the operating mechanism (11) and can be with the behaviour
Make mechanism (11) to move relative to first installing matrix together, the first operational guidance structure be used for be set to it is described
The second operational guidance respective outer side edges in first installing matrix realize the guiding role to the operating mechanism (11).
8. head rest adjusting device (1) according to claim 7, which is characterized in that the first operational guidance structure is to lead
One into column (141) and guide slide (142), the second operational guidance structure is guide post (141) and guide slide
(142) another in, the guide post (141) are inserted into the guide slide (142) and sliding with the guide slide (142)
Dynamic cooperation.
9. head rest adjusting device (1) according to claim 5, which is characterized in that the operating mechanism (11) is relative to institute
The first installing matrix is stated to be movably disposed along the short transverse.
10. head rest adjusting device (1) according to claim 1, which is characterized in that the linkage mechanism (12) further includes multiple
Position component, the reset components make first locking part move to the latched position by the unlocked position for providing
Active force.
11. head rest adjusting device (1) according to claim 10, which is characterized in that the reset components include resetting bullet
Spring (124), the resetting spring (124), which is supported, to be located between first locking part and first installing matrix and to described the
The application of one locking part makes first locking part close to the active force of second locking part.
12. head rest adjusting device (1) according to claim 11, which is characterized in that first locking part is equipped with only
Stopper (1211), the resetting spring (124), which is supported, to be set between the stopper section (1211) and first installing matrix.
13. head rest adjusting device (1) according to claim 1, which is characterized in that first locking part is locating rod
(121), second locking part is location hole (31), and in the latched position, the locating rod (121) is inserted into the location hole
(31) in.
14. according to any head rest adjusting devices (1) of claim 1-13, which is characterized in that the head rest adjusting device
(1) include two lockable mechanisms, the actuating mechanism is all connected with each flexible connecting member of the lockable mechanism.
15. a kind of headrest composite structure, including headrest (2), the headrest (2) along short transverse for being movably arranged at
On chair framework (3), which is characterized in that the headrest composite structure further includes the headrest tune as described in claim 1-14 is any
Regulating device (1), first installing matrix are the headrest (2).
16. a kind of seat main body, including headrest (2) and chair framework (3), the headrest (2) along short transverse movably
It is set on the chair framework (3), which is characterized in that the seat main body further includes as described in claim 1-14 is any
Head rest adjusting device (1).
17. seat main body according to claim 16, which is characterized in that the seat main body further includes position-limit mechanism
(13), the position-limit mechanism (13) is for a highest height in the second locking part described in first locking part and one group
The headrest (2) is limited when identical to continue to move up along the short transverse relative to the chair framework (3).
18. seat main body according to claim 17, which is characterized in that the position-limit mechanism (13) includes being mutually adapted
First position limiting structure and the second position limiting structure, first position limiting structure are arranged on the chair framework (3), second limit
Bit architecture is arranged on the headrest (2), when a highest height in the second locking part described in first locking part and one group
When spending identical, first position limiting structure limits second position limiting structure relative to the chair framework (3) along the height
Direction continues to move up, and is continued up along the short transverse relative to the chair framework (3) with limiting the headrest (2)
It is mobile.
19. seat main body according to claim 18, which is characterized in that first position limiting structure is limit slideway
(131) with limited block (132) in one, second position limiting structure be limit slideway (131) with it is another in limited block (132)
One, the limited block (132) is inserted into the limit slideway (131) and is slidably matched with the limit slideway (131), works as institute
State the first locking part in the second locking part described in one group it is highest one it is identical when, it is described limit slideway (131) inner wall top
End forms backstop to the limited block (132).
20. seat main body according to claim 19, which is characterized in that the limited block (132) includes the first limiting section
(1321) it is taken with the second limiting section (1322) for being set on first limiting section (1321), first limiting section (1321)
It is connected on the both sides end wall of the limit slideway (131), second limiting section (1322) is inserted into the limit slideway (131)
In.
21. a kind of seat, which is characterized in that include the seat main body as described in claim 16-20 is any.
22. seat according to claim 21, which is characterized in that the seat is child safety seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610703289.2A CN108297767B (en) | 2016-08-23 | 2016-08-23 | Headrest adjusting device, headrest combination structure, seat main body, and seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610703289.2A CN108297767B (en) | 2016-08-23 | 2016-08-23 | Headrest adjusting device, headrest combination structure, seat main body, and seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108297767A true CN108297767A (en) | 2018-07-20 |
| CN108297767B CN108297767B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610703289.2A Active CN108297767B (en) | 2016-08-23 | 2016-08-23 | Headrest adjusting device, headrest combination structure, seat main body, and seat |
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| CN (1) | CN108297767B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109050366A (en) * | 2018-08-24 | 2018-12-21 | 常州市博聪儿童用品股份有限公司 | A kind of child seat head rest regulating mechanism |
| CN109606215A (en) * | 2018-12-05 | 2019-04-12 | 广东乐美达集团有限公司 | The automobile children safety chair of 360 degree rotation |
| WO2021028488A1 (en) * | 2019-08-12 | 2021-02-18 | Wonderland Switzerland Ag | Unlock device and stroller |
| CN114234005A (en) * | 2022-01-21 | 2022-03-25 | 广东欧谱曼迪科技有限公司 | Prevent mistake and touch switch and medical camera support |
| CN116265286A (en) * | 2021-12-17 | 2023-06-20 | 明门(中国)幼童用品有限公司 | High-safety child seat headrest height adjusting mechanism |
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| US6419312B1 (en) * | 2000-10-27 | 2002-07-16 | Regalo International, Llc | Incrementally slidable high chair tray with quick release |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109050366A (en) * | 2018-08-24 | 2018-12-21 | 常州市博聪儿童用品股份有限公司 | A kind of child seat head rest regulating mechanism |
| CN109606215A (en) * | 2018-12-05 | 2019-04-12 | 广东乐美达集团有限公司 | The automobile children safety chair of 360 degree rotation |
| CN109606215B (en) * | 2018-12-05 | 2024-01-12 | 广东乐美达集团有限公司 | 360 rotatory car children's safety seat of degree |
| WO2021028488A1 (en) * | 2019-08-12 | 2021-02-18 | Wonderland Switzerland Ag | Unlock device and stroller |
| TWI764758B (en) * | 2019-08-12 | 2022-05-11 | 瑞士商明門瑞士股份有限公司 | Unlock device and stroller |
| GB2601083A (en) * | 2019-08-12 | 2022-05-18 | Wonderland Switzerland Ag | Unlock device and stroller |
| US11679797B2 (en) | 2019-08-12 | 2023-06-20 | Wonderland Switzerland Ag | Unlock device and stroller |
| GB2601083B (en) * | 2019-08-12 | 2023-08-23 | Wonderland Switzerland Ag | Unlock device and stroller |
| EP4253193A3 (en) * | 2019-08-12 | 2024-01-03 | Wonderland Switzerland AG | Unlock device and stroller |
| CN116265286A (en) * | 2021-12-17 | 2023-06-20 | 明门(中国)幼童用品有限公司 | High-safety child seat headrest height adjusting mechanism |
| CN114234005A (en) * | 2022-01-21 | 2022-03-25 | 广东欧谱曼迪科技有限公司 | Prevent mistake and touch switch and medical camera support |
| CN114234005B (en) * | 2022-01-21 | 2023-08-25 | 广东欧谱曼迪科技有限公司 | Anti-false touch switch and medical camera bracket |
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