CN208498318U - A kind of adjustable safety seat of headrest - Google Patents
A kind of adjustable safety seat of headrest Download PDFInfo
- Publication number
- CN208498318U CN208498318U CN201820753394.1U CN201820753394U CN208498318U CN 208498318 U CN208498318 U CN 208498318U CN 201820753394 U CN201820753394 U CN 201820753394U CN 208498318 U CN208498318 U CN 208498318U
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- Prior art keywords
- gear
- headrest
- movable part
- slot
- chair back
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Abstract
The utility model discloses a kind of adjustable safety seats of headrest, including the chair back, it is slidingly disposed at the headrest of the chair back, and for locking or unlocking the mobile headrest adjusting structure of headrest, headrest adjusting structure includes: gear rail, it is set to the chair back, has multiple gear slots along the vertical direction；Gear unit is movably disposed in headrest, so that headrest along the chair back when moving up and down, gear unit is successively opposite with each gear slot, and when gear unit is opposite with a gear slot, suitable for moving into or far from gear slot, being locked or unlocked with realization to headrest；Elastic element is set between gear unit and headrest, suitable for being continuously applied the active force moved into gear slot to gear unit；Unlock piece, suitable for occurring elastic deformation under external force, when deformation, applies external force to gear unit to overcome the active force of elastic element, and headrest is unlocked.Headrest adjusting structure provided by the utility model can one hand operated so that headrest it is easy to adjust, quick.
Description
Technical field
The utility model relates to child safety seat field more particularly to a kind of adjustable safety seats of headrest.
Background technique
Currently, with the reinforcement that parent realizes children's safety by bus, use of the child safety seat on automobile is more next
It is more universal.It constantly grows tall to adapt to children, the headrest of most of child safety seat is designed to adjustable, and user can
Suitable position is arrived to adjust headrest according to the height of children.
But regulating mechanism in the prior art is typically more complicated, operation difficulty is larger.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of adjustable emergency seats of headrest
Chair, headrest adjusting structure is simple, easy to operate.
The purpose of this utility model adopts the following technical scheme that realization:
A kind of adjustable safety seat of headrest, including the chair back, is slidingly disposed at the headrest of the chair back, and be used for
The mobile headrest adjusting structure of the headrest is locked or unlocked, the headrest adjusting structure includes:
Gear rail, is set to the chair back, and the gear rail has multiple gear slots along its length；
Gear unit is movably disposed in the headrest, so that when the headrest is moved up and down along the chair back, institute
It is successively opposite with each gear slot to state gear unit, and when the gear unit is opposite with the gear slot, the gear
Unit is suitable for moving into or far from the gear slot, be locked or unlocked with realizing to the headrest；
Elastic element, be set between the gear unit and the headrest, suitable for the gear unit be continuously applied to
The active force moved in the gear slot locks the headrest；
Unlock piece, including fixed section, deformation section and active segment, the both ends of the deformation section respectively with the fixed section and
The active segment connection, the fixed section are fixedly arranged on the lower end of the headrest, and the active segment extends to the upper end of the headrest,
The deformation section is opposite with the gear unit, is suitable for making the deformation section that elasticity occur by applying external force to the active segment
Deformation, the deformation section occur to drive the gear unit mobile when elastic deformation, the headrest are unlocked.
The utility model realizes the unlock to the headrest by the unlock piece.Meanwhile the active segment of the unlock piece
Positioned at the upper end of the headrest, when user needs to move the headrest, active force directly is applied to the active segment, it is described
Active segment makes the deformation section that elastic deformation occur when mobile, to the headrest be unlocked, when the moving direction of the headrest
When consistent with the moving direction of the active segment, user can continue to apply external force to the active segment, so that the headrest moves
It is dynamic；When the movement of the active segment is reversely opposite with the moving direction of the headrest, user is by finger to the activity
After section applies external force, elbow, the back of the hand or palm can be led to, external force is applied to the headrest, move the headrest.That is, this is practical
The headrest adjusting structure of novel offer can one hand operated so that headrest it is easy to adjust, quick.
Further, the headrest is equipped with a mounting seat, and the mounting seat has installation cavity, the gear unit
Including gear movable part and gear lever, the gear movable part is movably disposed in the installation cavity, and the gear lever is set to
The outer end of the gear movable part, the gear lever is opposite with the gear slot, when the gear movable part is along the installation cavity
When mobile, the gear lever moves into the gear slot or far from the gear slot.
Further, one end of the elastic element is butted on the mounting seat, and the other end is butted on the gear movable part,
The elastic element is suitable for being continuously applied active force to the gear movable part the gear lever is maintained at the gear slot
Interior, the inner end of the gear movable part extends to the deformation section, when deformation occurs for the deformation section, is suitable for the gear
Movable part applies the power opposite with the force direction of the elastic element.
Further, to arching upward in front of the chair back, the gear movable part is in described at the middle part of the deformation section
The portion of arching upward of the rear of deformation section, the inner end of the gear movable part and the deformation section contradicts, so that the active segment exists
When moving up under external force, the portion of arching upward of the deformation section is straightened and moves to the direction of the gear movable part, from
And the deformation section applies the power being displaced outwardly to the gear movable part, separates the gear lever with the gear slot, when
When removing the external force to the active segment, the deformation section restores deformation, work of the gear movable part in the elastic element
It is moved inward under, is caught in the gear lever in the corresponding gear slot.
Further, the upper end of the active segment is equipped with a pull ring.
Further, the pull ring is in the upper edge of the headrest.
Detailed description of the invention
Figure 1A is the explosive view of a preferred embodiment of the utility model；
The partial enlarged view of Figure 1B Figure 1A；
Fig. 2A is the cross-sectional view of a preferred embodiment of the utility model, it is shown that locked state of resting the head on；
Fig. 2 B is the partial enlarged view of Fig. 2A；
Fig. 3 A is the cross-sectional view of a preferred embodiment of the utility model, it is shown that the state being unlocked of resting the head on；
Fig. 3 B is the partial enlarged view of Fig. 3 A；
In figure: 1, the chair back；10, through-hole；2, it rests the head on；21, mounting seat；210, installation cavity；3, headrest adjusting structure；31,
Gear rail；310, gear slot；32, gear unit；321, gear movable part；322, gear lever；33, unlock piece；331, fixed section；
332, deformation section；333, active segment；334, pull ring；34, elastic element.
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.
As shown in Figure 1A, 1B, the child safety seat of the utility model includes the chair back 1, is slidingly disposed on the chair back 1
Headrest 2 and for lock or unlock headrest 2 headrest adjusting structure 3.
Headrest adjusting structure 3 includes: gear rail 31, gear unit 32, unlock piece 33, elastic element 34.
Gear rail 31 is arranged on the chair back 1, has multiple gear slots 310 along its length.
Gear unit 32 is movably disposed in headrest 2 so that headrest 2 is along the chair back 1 when moving up and down, gear unit 32 with
Each gear slot 310 on gear rail 31 is successively opposite, and when gear unit 32 is opposite with gear slot 310, gear unit 32
It is moveable into or far from gear slot 310；Elastic element 34 is set between gear unit 32 and headrest 2, is suitable for gear list
Member 32 is continuously applied the active force moved into gear slot 310, thus the bullet when gear unit 32 is corresponding with 310 pairs of a gear slot
Property element 34 gear unit 32 is maintained in the gear slot 310, rest the head on 2 is limited by gear unit 32 in the gear at this time,
It cannot move up and down.
Unlock piece 33 includes fixed section 331, deformation section 332 and active segment 333, and the both ends of deformation section 332 are separately connected
Fixed section 331 and active segment 333, fixed section 331 are fixedly arranged on the lower end of headrest 2, and active segment 333 can be set to headrest up or down
2 upper end, deformation section 332 are suitable for that elastic deformation occurs.Deformation section 332 and gear unit 32 are opposite, when active segment 333 is in external force
When moving up under effect, elastic deformation occurs for deformation section 332, while applying external force to gear unit 32 to overcome elastic element
34 active force, gear unit 32 move away from the position of gear slot 310 under the action of deformation section 332, rest the head on 2 at this time not
It is limited, can be moved up and down by gear, as shown in Fig. 3 A, 3B；When headrest 2 is moved to suitable position, remove to activity
The external force that section 333 applies, deformation section 332 restore deformation, and gear unit 32 is also moved under the action of elastic element 34 accordingly
Gear slot 310 in, thus will headrest 2 keep in the position, as shown in Fig. 2A, 2B.
Further, headrest 2 is equipped with a mounting seat 21, and mounting seat 21 has installation cavity 210.Gear unit 32 wraps
Gear movable part 321 and gear lever 322 are included, gear movable part 321 is movably disposed in installation cavity 210, and gear lever 322 is set
In the outer end of gear movable part 321, the gear slot 310 on gear lever 322 and gear rail 31 is opposite, when 321 edge of gear movable part
When installation cavity 210 is mobile, gear lever 322 moves into gear slot 310 or far from gear slot 310.
One end of elastic element 34 is butted on mounting seat 21, and the other end is butted on gear movable part 321, is suitable for living to gear
Moving part 321 is continuously applied active force so that gear lever 322 to be maintained in gear slot 310.
The inner end of gear movable part 321 extends to deformation section 332, when deformation occurs for deformation section 332, is suitable for living to gear
Moving part 321 applies the power opposite with the force direction of elastic element 34.
Further, gear rail 31 is set to the back of the chair back 1, and headrest 2 is set to the front of the chair back 1, has through-hole on the chair back 1
10, it is connect with allowing gear unit 32 to pass through the chair back 1 with headrest 2, through-hole 10 is extended parallel to each other with gear rail 31, so that
When headrest 2 moves up and down, gear unit 32 is moved up and down along through-hole 10.
Headrest adjusting structure 3 includes two gear rails 31, and two gear rails 31 are set in parallel in the two sides at 1 back of the chair back, shelves
Position rail 31 on gear slot 310 towards the chair back 1 rearward openings.The both ends of gear lever 322 are suitable for being respectively clamped into two sides gear rail
In 31 gear slot 310.Elastic element 34 is suitable for being continuously applied gear movable part 321 power moved inward (namely to the chair back 1
The mobile power in front), so that gear lever 322 is maintained in gear slot 310.Deformation section 332 is suitable for shelves when deformation occurs
Position movable part 321 applies the power (namely power mobile to the rear of the chair back 1) being displaced outwardly, and makes gear lever 322 and gear slot 310
Separation.
Preferably, deformation section 332 is the sheet metal of middle part bending, and the middle part of deformation section 332 is arched upward to the front of the chair back 1,
Gear movable part 321 is in the rear of deformation section 332, and the inner end of gear movable part 321 and the portion of arching upward of deformation section 332 contradict,
When active segment 333 moves up under external force, the portion of arching upward of deformation section 332 is straightened and to gear movable part 321
Side is mobile, to apply the power being displaced outwardly to gear movable part 321, separates gear lever 322 with gear slot 310, at this time
Headrest 2 is unlocked, and can be freely moved up and down, as shown in Fig. 3 A, 3B；When removing the external force to active segment 333, deformation section
332 restore deformation, and gear movable part 321 moves inward under the action of elastic element 34 at this time, and gear lever 322 is made to be caught in correspondence
Gear slot 310 in, rest the head on 2 locked, can not freely move up and down, as shown in Fig. 2A, 2B at this time.
Preferably, the upper end of active segment 333 is equipped with a pull ring 334, and user is suitable for pulling up activity by pull ring 334
Section 333.
Preferably, pull ring 334 is located at the top edge of headrest 2, so that user can be singlehanded simultaneously to pull ring 334 and head
Pillow 2 applies active force, especially when user needs to move down headrest 2, on the one hand to apply upward drawing to pull ring 334
On the other hand power will apply downward pressure to headrest 2, by the setting of pull ring 334 in close proximity to the position of headrest 2, can be convenient makes
User carries out the operation, that is, user can lift ring 334 upwards by finger, is pressed downward by the power of wrist or the back of the hand
Headrest 2, while 2 edges of resting the head on can also provide supporting point firmly for user, user can be more stably to pull ring 334
Apply active force.
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 (6)
1. a kind of adjustable safety seat of headrest, including the chair back, it is slidingly disposed at the headrest of the chair back, and for locking
It is fixed or unlock the mobile headrest adjusting structure of the headrest, which is characterized in that the headrest adjusting structure includes:
Gear rail, is set to the chair back, and the gear rail has multiple gear slots along its length；
Gear unit is movably disposed in the headrest, so that when the headrest is moved up and down along the chair back, the shelves
Bit location is successively opposite with each gear slot, and when the gear unit is opposite with the gear slot, the gear unit
Suitable for moving into or far from the gear slot, being locked or unlocked with realizing to the headrest；
Elastic element is set between the gear unit and the headrest, suitable for being continuously applied the gear unit to institute
The active force moved in gear slot is stated, the headrest is locked；
Unlock piece, including fixed section, deformation section and active segment, the both ends of the deformation section respectively with the fixed section and described
Active segment connection, the fixed section are fixedly arranged on the lower end of the headrest, and the active segment extends to the upper end of the headrest, described
Deformation section is opposite with the gear unit, is suitable for making the deformation section that elastic shape occur by applying external force to the active segment
Become, the deformation section occurs to drive the gear unit mobile when elastic deformation, and the headrest is unlocked.
2. the adjustable safety seat of headrest according to claim 1, which is characterized in that the headrest is equipped with an installation
Pedestal, the mounting seat have installation cavity, and the gear unit includes gear movable part and gear lever, the gear activity
Part is movably disposed in the installation cavity, and the gear lever is set to the outer end of the gear movable part, the gear lever with it is described
Gear slot is opposite, when the gear movable part is moved along the installation cavity, the gear lever move into the gear slot or
Far from the gear slot.
3. the adjustable safety seat of headrest according to claim 2, which is characterized in that one end of the elastic element is supported
In the mounting seat, the other end is butted on the gear movable part, and the elastic element is suitable for continuing the gear movable part
Apply active force so that the gear lever to be maintained in the gear slot, the inner end of the gear movable part is to the deformation Duan Yan
It stretches, when deformation occurs for the deformation section, suitable for applying the force direction with the elastic element to the gear movable part
Opposite power.
4. the adjustable safety seat of headrest according to claim 3, which is characterized in that the middle part of the deformation section is to institute
It states and arches upward in front of the chair back, the gear movable part is in the rear of the deformation section, the inner end of the gear movable part and institute
The portion of arching upward for stating deformation section contradicts, so that the deformation section arches upward when the active segment moves up under external force
Portion is straightened and moves to the direction of the gear movable part.
5. the adjustable safety seat of headrest according to claim 1 to 4, which is characterized in that the active segment it is upper
End is equipped with a pull ring.
6. the adjustable safety seat of headrest according to claim 5, which is characterized in that the pull ring is in the headrest
Upper edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820753394.1U CN208498318U (en) | 2018-05-17 | 2018-05-17 | A kind of adjustable safety seat of headrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820753394.1U CN208498318U (en) | 2018-05-17 | 2018-05-17 | A kind of adjustable safety seat of headrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208498318U true CN208498318U (en) | 2019-02-15 |
Family
ID=65292938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820753394.1U Active CN208498318U (en) | 2018-05-17 | 2018-05-17 | A kind of adjustable safety seat of headrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208498318U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108657033A (en) * | 2018-05-17 | 2018-10-16 | 麦克英孚(宁波)婴童用品有限公司 | A kind of adjustable safety seat of headrest |
-
2018
- 2018-05-17 CN CN201820753394.1U patent/CN208498318U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108657033A (en) * | 2018-05-17 | 2018-10-16 | 麦克英孚(宁波)婴童用品有限公司 | A kind of adjustable safety seat of headrest |
| CN108657033B (en) * | 2018-05-17 | 2024-03-01 | 麦克英孚(宁波)婴童用品有限公司 | Safety seat with adjustable headrest |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |