CN208978673U - A kind of self-locking height of headrest regulating mechanism - Google Patents
A kind of self-locking height of headrest regulating mechanism Download PDFInfo
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- CN208978673U CN208978673U CN201821403223.2U CN201821403223U CN208978673U CN 208978673 U CN208978673 U CN 208978673U CN 201821403223 U CN201821403223 U CN 201821403223U CN 208978673 U CN208978673 U CN 208978673U
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- slot
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- clamping block
- headrest
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Abstract
The utility model discloses a kind of self-locking height of headrest regulating mechanisms, including adjusting component, control assembly and from lock set, wherein, adjusting component includes gear slot, regulating part and the connector for connecting regulating part and head pillow frame, and regulating part is equipped with the compatible adjusting rod of gear slot；Control assembly includes the control piece connecting with regulating part, and the adjusting rod on regulating part is embedded in or deviates from gear slot under the action of making control piece；It include that the knob part of control piece movement, the clamping block being arranged on control piece and the lock slots being arranged on head pillow frame are flexibly connected and driven with control piece from lock set, the lower end of knob part is equipped with the through slot passed through in insertion lock slots for clamping block, clamping block is equipped with the mobile face cooperated with through slot, so that clamping block is entered or exit lock slots with mobile face contact when through slot is mobile.It the advantage is that, shaking hands to lock control piece part remains stationary, height of headrest remains unchanged, and safety is higher.
Description
Technical field
The utility model relates to child safety seat technical fields more particularly to a kind of self-locking height of headrest to adjust machine
Structure.
Background technique
Modern society increasingly payes attention to child safety seat, and use is more more and more universal, and the common people are to child safety seat
It is required that higher and higher.Child safety seat is that one kind is lain on automobile, for children's ride-on, has constraint function guarantee children to go on a journey and pacifies
Full device.With the swift and violent increase of car ownership, although people take various advanced technology and measures, hand at present
Children's injures and deaths caused by interpreter's event still will be significantly larger than other any reason unexpected injuries caused by children.Therefore, correctly
It chooses and the use of automobile children safety chair is considered as most effective one of the method for protecting children riding safety in ground.
Currently, common child safety seat mainly includes backrest and pedestal, it is being equipped with headrest by back, pedestal passes through
ISOFIX lock is fixedly connected with automobile, and backrest and headrest are respectively used to be supported children back and head.Traditional children peace
Full seat is an integral structure or fixes package assembly, can not be adjusted, since the growth of child development phase is very fast, it is necessary to often
Replace bigger specification, the child safety seat of model is just able to satisfy requirement, virtually increases customer using cost, applicable
Property is poor.
Therefore, also occur the child safety seat of some adjustable height of headrest, this kind of child safety seat on the market
Lifting regulating mechanism is equipped between the leaning against and rest the head on of chair, such as the patent applied before the applicant: a kind of child safety seat
Height of headrest regulating mechanism (notification number: CN207565390U), height adjustment mechanism therein include adjusting component and stretching group
Part, stretching assembly control to adjust component and are displaced, and adjust headrest adjustment pin and the movable locking of lock slots in component.On but
Patent existing defects are stated, since headrest adjustment pin and lock slots are movable locking, headrest can be direct when pressing headrest
It is depressed, there are security risk, the reliability and stability of headrest are bad.
Utility model content
For overcome the deficiencies in the prior art, one of the utility model is designed to provide a kind of self-locking height of headrest
Regulating mechanism for adjusting height of headrest, and guarantees the stabilization of headrest.
The purpose of this utility model adopts the following technical scheme that realization:
A kind of self-locking height of headrest regulating mechanism, including adjust component, control assembly and from lock set, wherein
The component that adjusts includes gear slot, regulating part and the connector for connecting regulating part and head pillow frame, the tune
It saves part and is equipped with the compatible adjusting rod of gear slot；
The control assembly includes the control piece connecting with the regulating part, and the adjusting rod on the regulating part makes the control
The gear slot is embedded in or deviate under the action of product；
It is described from lock set include be flexibly connected with the control piece and drive the control piece mobile knob part, setting
It is equipped in the lower end of the clamping block on the control piece and the lock slots being arranged on the head pillow frame, the knob part
The through slot being embedded in the lock slots is passed through for the clamping block, the clamping block is equipped with the movement cooperated with the through slot
Face makes the clamping block enter or exit the lock slots when through slot is mobile with the mobile face contact.
Further, it is equipped with the accommodating chamber for accommodating the clamping block in the control piece, is equipped with and is used in the accommodating chamber
The elastic component of the locking block reset, the clamping block pass through the through slot under the action of elastic component.
Further, the quantity of the clamping block is two, and the elastic component is located between two clamping blocks, described
Clamping block includes front end compatible with the through slot and the sleeve column in the accommodating chamber, and the elastic component is set in institute
It states on sleeve column, one end and the front end of a clamping block offset, and the other end is described with clamping block described in another
Front end offsets.
Further, the end of the knob part is equipped with the first mating surface, and the top of the control piece is equipped with and described the
Corresponding second mating surface of one mating surface, first mating surface and the second cooperation face contact are to drive the control piece to move
It is dynamic.
Further, the top of the control piece is equipped with boss, and second mating surface is located at the bottom surface of the boss, institute
The bottom for stating knob part is equipped with step compatible with the boss, and first mating surface is located at the top surface of the step.
Further, the regulating part bottom, which is equipped with, adjusts connecting rod, and the control piece end is equipped with and is set in the adjusting
Axle sleeve on connecting rod, the connector is equipped with to be passed through and movable loose slot wherein for the adjusting rod, the control piece
The adjusting connecting rod is driven to move up and down that the adjusting rod is driven to be moved forward and backward in the loose slot by the axle sleeve
To deviate from or be embedded in the gear slot.
Further, the regulating part bottom and the axle sleeve corresponding position are equipped with mounting groove, and the regulating part bottom is set
There is the through-hole passed through for adjusting connecting rod, the adjusting connecting rod passes through the through-hole and is connected with the axle sleeve being located in mounting groove.
Further, the gear slot is arranged on backrest frames, and support column, the headrest are equipped in the backrest frames
Skeleton is equipped with stabilizing member, and the support column passes through the stabilizing member and the connector.
Further, it is connected with reset spring between the knob part and the head pillow frame, the one of the reset spring
End is connected with knob part, and the other end is connected with the head pillow frame.
Further, the head pillow frame is equipped with limiting slot, and the knob part is located at the limiting slot.
Compared with prior art, the utility model has the beneficial effects that:
The utility model is by stretching from the knob control clamping block in lock set, to control to adjust the shifting of component
It is dynamic, to realize the locking for adjusting component, realize that headrest is located at the locking of a certain gear, will not under the effect of external force directly on
It rises or declines.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the regulating mechanism of the utility model embodiment；
Fig. 2 is the structural schematic diagram of another angle of the regulating mechanism of the utility model embodiment；
The adjusting component and the structural schematic diagram from lock set that Fig. 3 is the utility model embodiment；
Fig. 4 is the structural schematic diagram for adjusting component with another angle from lock set of the utility model embodiment；
Fig. 5 is the structural schematic diagram of the pull rod of the utility model embodiment；
Fig. 6 is the regulating part of the utility model embodiment and the structural schematic diagram from lock set；
In figure:
10, component is adjusted；11, gear slot；12, regulating part；121, adjusting rod；122, mounting groove；123, through-hole；124, it erects
Slot；13, connector；131, loose slot；14, connecting rod is adjusted；
20, control assembly；21, control piece；211, the second mating surface；212, boss；22, accommodating chamber；23, axle sleeve；
30, from lock set；31, knob part；311, through slot；312, reset spring；313, the first mating surface；314, step；
32, clamping block；321, mobile face；322, elastic component；323, sleeve column；324, front end；33, lock slots；
40, head pillow frame；41, it is open；42, stabilizing member；43, limiting slot；44, handle groove；
50, backrest frames；51, support column.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
In the description of the present invention, it should be noted that for the noun of locality, if any term " center ", " transverse direction ",
" longitudinal direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top",
The indicating positions such as "bottom", "inner", "outside", " clockwise ", " counterclockwise " and positional relationship are orientation based on the figure or position
Relationship is set, narration the utility model is merely for convenience of and simplifies description, rather than the device or element of indication or suggestion meaning
It must have a particular orientation, constructed and operated with particular orientation, should not be understood as the specific protection model for limiting the utility model
It encloses.
In addition, being used for description purposes only if any term " first ", " second ", it is not understood to indicate or imply relatively heavy
The property wanted or the quantity for implicitly indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include
One or more this feature, in the utility model description, " several " are meant that two or more, unless otherwise bright
It is really specific to limit.
In the present invention, except as otherwise clear stipulaties and restriction, if any term " assembling ", " connected ", " connection " term
It should go to understand as broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It is also possible to machine
Tool connection；It can be directly connected, be also possible to be connected by intermediary, can be and be connected inside two elements.For
For those of ordinary skill in the art, can understand as the case may be above-mentioned term in the present invention specifically contain
Justice.
Referring to Fig. 1 to Fig. 6 of attached drawing, the self-locking height of headrest regulating mechanism of embodiment according to the present utility model will be
It is elucidated in following description, wherein adjusting component and not being fixed easily from the headrest assemblies height that lock set solves after adjusting
The problem of.
Safety seat relies on the protection of children the height of headrest and safety belt, and head pillow frame is equipped with and passes through for safety belt
Opening, safety belt is provided in the backrest module that seat base is connected, can also adjust simultaneously when adjusting height of headrest
Shoulder belt height securely fixes and rides in children therein, the children suitable for all ages and classes and figure.
As shown in Figures 1 to 4, the self-locking height of headrest regulating mechanism of the utility model, including adjust component 10, control group
Part 20 and from lock set 30, wherein
The component 10 that adjusts includes gear slot 11, regulating part 12 and the company for connecting regulating part 12 and head pillow frame 40
Fitting 13, the regulating part 12 are equipped with the compatible adjusting rod 121 of gear slot 11；
The control assembly 20 includes the control piece 21 connecting with the regulating part 12, the adjusting rod on the regulating part 12
121 make and are embedded in or deviate from the gear slot 11 under the action of the control piece 21；
It is described from lock set 30 include the knob for being flexibly connected with the control piece 21 and driving the control piece 21 mobile
Part 31, the clamping block 32 being arranged on the control piece 21 and the lock slots 33 being arranged on the head pillow frame 40, it is described
The lower end of knob part 31, which is equipped with, passes through the through slot 311 being embedded in the lock slots 33, the clamping block 32 for the clamping block 32
The mobile face 321 that cooperate with the through slot 311 is equipped with, described in the through slot 311 contacts with the mobile face 321 when mobile and makes
Clamping block 32 enters or exits the lock slots 33.
The working principle of the present embodiment: when not needing that height of headrest is adjusted, using from the lock in lock set 30
Determine block 32 and block control piece 21, control piece 21 remains stationary, so that regulating part 12 be made to remain stationary, adjusting rod 121 is located at gear
Slot 11, height of headrest remains unchanged；And when needing to adjust height of headrest, clamping block 32 is moved by knob drawstring, is disengaged it from
Lock slots 33, control piece 21 can move, and then by the mobile adjusting rod 121 of the regulating part 12 being connected with control piece 21, make
It deviates from gear slot 11, and headrest can move up and down, and when being moved to required position, unclamps control piece 21, adjusting rod 121 is embedding again
Enter gear slot 11, unclamp again knob, clamping block 32 is caught in lock slots 33, and headrest remains stationary, at this point, directly pushing headrest or lift
Lifting head pillow can not change height of headrest, it is necessary to first pull knob just can, make headrest keep stablizing, the height of shoulder belt also keeps steady
It is fixed.
More specifically, as shown in fig. 6, being equipped with the accommodating chamber 22 for accommodating the clamping block 32, institute in the control piece 21
The elastic component 322 for being equipped in accommodating chamber 22 and resetting for the clamping block 32 is stated, the clamping block 32 is in the elastic component 322
Across the through slot 311 under effect.The opposite accommodating chamber 22 under the action of shaking hands part 31 of clamping block 32 makees transverse movement, elastic component
322 are used for the reset of clamping block 32.As shown on attached drawing, the quantity of the clamping block 32 is two, the elastic component 322
Between two clamping blocks 32, the clamping block 32 include front end 324 compatible with the through slot 311 and be located at institute
The sleeve column 323 in accommodating chamber 22 is stated, the elastic component 322 is set on the sleeve column 323, one end and a clamping block 32
The front end 324 offset, the front end 324 of the other end and clamping block 32 described in another offsets.It is noticeable
That the quantity of clamping block 32 is not limited by the quantity shown in attached drawing, can also be it is single, when the quantity of clamping block 32 is single
When a, 322 one end of elastic component and the inner wall of clamping block 32 offset, and one end and the inner wall of accommodating chamber 22 offset, effect and clamping block
Effect when 32 quantity is two is identical.At this point, the mobile face 321 of clamping block 32 and knob part 31 is lower inclined plane, part of shaking hands
31 when moving up, in 32 retraction accommodating chamber 22 of clamping block.The mobile face 321 of clamping block 32 and knob part 31 is also possible to tiltedly
Face, when knob part 31 moves down, in 32 retraction accommodating chamber 22 of clamping block.Mobile face 321 can also be arc surface.In order to realize
The reset of knob part 31, is connected with reset spring 312, the reset spring between the knob part 31 and the head pillow frame 40
312 one end is connected with knob part 31, and the other end is connected with the head pillow frame 40.Part 31 shake hands the case where not stressing
Under, the bottom end of the handle groove 44 on headrest.
In order to which part 31 of shaking hands can pull control piece 21, the end of the knob part 31 after 32 retraction accommodating chamber 22 of clamping block
End is equipped with the first mating surface 313, and the top of the control piece 21 is equipped with second mating surface corresponding with first mating surface 313
211, first mating surface 313 is contacted with second mating surface 211 to drive the control piece 21 mobile.When clamping block 32
After retraction accommodating chamber 22, the first mating surface 313 is in contact with the second mating surface 211, the first mating surface then shaken hands on part 31
313 continue to move to, to drive control piece 21 mobile.First mating surface 313 be positioned at knob part 31 on face upward, second
Mating surface 211 is the face directed downwardly on control piece 21, and the first mating surface 313 drives the second mating surface 211 to move up, from
And control piece 21 is driven to move up, the axle sleeve 23 positioned at 21 end of control piece drives adjusting rod 121 to be displaced outwardly, adjusting rod
121 are detached from gear slot 11.
More specifically, as shown in figs. 3 and 5, the top of the control piece 21 is equipped with boss 212, second mating surface
211 are located at the bottom surface of the boss 212, and the bottom of the knob part 31 is equipped with step 314 compatible with the boss 212,
First mating surface 313 is located at the top surface of the step 314.By the cooperation of step 314 and boss 212, control piece is driven
21 move up.
The gear adjusting of adjusting rod 121 is consistent with the prior art, and as shown in attached drawing 1 and Fig. 3,12 bottom of regulating part is set
Have and adjust connecting rod 14,21 end of control piece is equipped with the axle sleeve 23 being set on the adjusting connecting rod 14, the connector 13
It is passed through equipped with the confession adjusting rod 121 and movable loose slot 131, the control piece 21 passes through 23 band of axle sleeve wherein
The adjusting connecting rod 14 is moved to move up and down that the adjusting rod 121 is driven to be moved forward and backward in the loose slot 131 to deviate from
Or the insertion gear slot 11.
As shown in figure 3, axle sleeve 23 is connected with the installation of regulating part 12 for convenience, 12 bottom of regulating part and the axis
23 corresponding positions are covered equipped with mounting groove 122, and 12 bottom of regulating part is equipped with the through-hole 123 passed through for adjusting connecting rod 14, described
It adjusts connecting rod 14 and is connected across the through-hole 123 with the axle sleeve 23 being located in mounting groove 122.When installation, first axle sleeve 23 is put
Enter in mounting groove 122, the centre bore of axle sleeve 23 is aligned with the through-hole 123 of 121 bottom of adjusting rod, will then be adjusted connecting rod 14 and is passed through
Through-hole 123, connecting bushing 23 and regulating part 12.It is moved up and down due to adjusting connecting rod 14 with axle sleeve 23, under connector 13
End is equipped with vertical slot 124, and the both ends for adjusting connecting rod 14 are located in vertical slot 124.
In order to guarantee that headrest moves up and down vertically, as shown in Figure 1, the gear slot 11 is arranged on backrest frames 50, institute
It states and is equipped with support column 51 in backrest frames 50, the head pillow frame 40 is equipped with stabilizing member 42, and the support column 51 passes through described
Stabilizing member 42 and the connector 13.The quantity of gear slot 11 is 8, therefore adjustable 8 gears of height of headrest, while head
Opening 41 on occipital bone frame 40 is slided as headrest is also upper, and the highest point of shoulder belt is also up adjusted, and is suitble to bigger child.
Meanwhile in order to which the part 31 that guarantees to shake hands is kept vertically when being shaken hands, the head pillow frame 40 is equipped with limiting slot 43,
The knob part 31 is located at the limiting slot 43.Limiting slot 43 is vertical slots.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to
In the utility model range claimed.
Claims (10)
1. a kind of self-locking height of headrest regulating mechanism, which is characterized in that including adjusting component, control assembly and from lock set,
Wherein,
The component that adjusts includes gear slot, regulating part and the connector for connecting regulating part and head pillow frame, the regulating part
It is equipped with the compatible adjusting rod of gear slot；
The control assembly includes the control piece connecting with the regulating part, and the adjusting rod on the regulating part makes the control piece
Under the action of be embedded in or deviate from the gear slot；
It is described from lock set include be flexibly connected with the control piece and drive the control piece mobile knob part, be arranged in institute
The lower end of the lock slots stating the clamping block on control piece and being arranged on the head pillow frame, the knob part is equipped with for institute
It states clamping block and passes through the through slot being embedded in the lock slots, the clamping block is equipped with the mobile face cooperated with the through slot, institute
The clamping block is set to enter or exit the lock slots with the mobile face contact when stating through slot movement.
2. self-locking height of headrest regulating mechanism as described in claim 1, which is characterized in that be equipped with and accommodate in the control piece
The accommodating chamber of the clamping block is equipped with the elastic component for the locking block reset in the accommodating chamber, and the clamping block is in institute
It states and passes through the through slot under the action of elastic component.
3. self-locking height of headrest regulating mechanism as claimed in claim 2, which is characterized in that the quantity of the clamping block is two
A, the elastic component is located between two clamping blocks, the clamping block include front end compatible with the through slot and
Sleeve column in the accommodating chamber, the elastic component are set on the sleeve column, and one end is described with clamping block
Front end offsets, and the front end of the other end and clamping block described in another offsets.
4. self-locking height of headrest regulating mechanism as described in claim 1, which is characterized in that the end of the knob part is equipped with
First mating surface, the top of the control piece are equipped with the second mating surface corresponding with first mating surface, first cooperation
Face and the second cooperation face contact are to drive the control piece mobile.
5. self-locking height of headrest regulating mechanism as claimed in claim 4, which is characterized in that the top of the control piece is equipped with
Boss, second mating surface are located at the bottom surface of the boss, and the bottom of the knob part is equipped with compatible with the boss
Step, first mating surface are located at the top surface of the step.
6. self-locking height of headrest regulating mechanism as described in any one in claim 1-5, which is characterized in that the regulating part bottom
Portion, which is equipped with, adjusts connecting rod, and the end of the control piece is equipped with the axle sleeve being set on the adjusting connecting rod, sets on the connector
There is the confession adjusting rod to pass through and movable loose slot, the control piece pass through the axle sleeve and drive the adjusting connecting rod wherein
It moves up and down that the adjusting rod is driven to be moved forward and backward in the loose slot to deviate from or be embedded in the gear slot.
7. self-locking height of headrest regulating mechanism as claimed in claim 6, which is characterized in that the regulating part bottom with it is described
Axle sleeve corresponding position is equipped with mounting groove, and the regulating part bottom is equipped with the through-hole passed through for adjusting connecting rod, and the adjusting connecting rod is worn
It crosses the through-hole and is connected with the axle sleeve being located in mounting groove.
8. self-locking height of headrest regulating mechanism as described in any one in claim 1-5, which is characterized in that the gear slot is set
It sets on backrest frames, support column is equipped in the backrest frames, the head pillow frame is equipped with stabilizing member, and the support column is worn
Cross the stabilizing member and the connector.
9. self-locking height of headrest regulating mechanism as described in any one in claim 1-5, which is characterized in that the knob part with
Be connected with reset spring between the head pillow frame, one end of the reset spring is connected with knob part, the other end with it is described
Head pillow frame is connected.
10. self-locking height of headrest regulating mechanism as described in any one in claim 1-5, which is characterized in that the headrest bone
Frame is equipped with limiting slot, and the knob part is located at the limiting slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821403223.2U CN208978673U (en) | 2018-08-29 | 2018-08-29 | A kind of self-locking height of headrest regulating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821403223.2U CN208978673U (en) | 2018-08-29 | 2018-08-29 | A kind of self-locking height of headrest regulating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208978673U true CN208978673U (en) | 2019-06-14 |
Family
ID=66782580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821403223.2U Active CN208978673U (en) | 2018-08-29 | 2018-08-29 | A kind of self-locking height of headrest regulating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208978673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278600A (en) * | 2018-08-29 | 2019-01-29 | 杭州乐檬实业有限公司 | A kind of self-locking height of headrest regulating mechanism |
-
2018
- 2018-08-29 CN CN201821403223.2U patent/CN208978673U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278600A (en) * | 2018-08-29 | 2019-01-29 | 杭州乐檬实业有限公司 | A kind of self-locking height of headrest regulating mechanism |
| CN109278600B (en) * | 2018-08-29 | 2024-05-24 | 布童安全科技(宁波)有限公司 | Self-locking type headrest height adjusting mechanism |
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Effective date of registration: 20210830 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: 310000 Gua Li Zhen Dong Fang Cun, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU YUEMENG INDUSTRY Co.,Ltd. |