CN208376850U - A kind of stroller and its backrest interlinked mechanism - Google Patents
A kind of stroller and its backrest interlinked mechanism Download PDFInfo
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- CN208376850U CN208376850U CN201820722837.0U CN201820722837U CN208376850U CN 208376850 U CN208376850 U CN 208376850U CN 201820722837 U CN201820722837 U CN 201820722837U CN 208376850 U CN208376850 U CN 208376850U
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Abstract
The utility model discloses a kind of stroller and its backrest interlinked mechanisms, cushion bar assembly, backrest module, the first double-action plate, the second double-action plate and the bottom vehicle frame of the lower push-rod component and front strut component, rear portion and the rotation connection of lower push-rod component that are connect including upper push-rod component, respectively with upper push-rod component lower rotational, bottom vehicle frame includes the forward and backward bracket component of rotation connection and the gearing bar assembly of front end and the rotation connection of fore-stock component, and the sliding part with the cooperation of after-poppet component slippage is rotatably connected on the attachment base of interlocking lever module back；The both ends of first double-action plate are rotatablely connected with the upper end of lower push-rod component, the second double-action plate respectively, and the lower end of backrest module and the first double-action plate are rotatablely connected, and the lower end of the second double-action plate and attachment base are rotatablely connected；When vehicle frame folding, the pin joint portion of backrest module moves back under the interlink function of the second double-action plate and the first double-action plate, avoids backrest module when cart folds and advantageously reduces vehicle folding volume beyond vehicle frame folding length.
Description
Technical field
The utility model relates to a kind of stroller and its backrest interlinked mechanisms.
Background technique
The stroller tool indispensable as a kind of infant trip, is used by users.User exists at present
Except firm, safety the basic demand for pursuing stroller, increasingly attention stroller is small in size, light, foldable
The features such as.
In existing stroller, backrest module lower end is connect with cushion rod posterior rotation, when vehicle frame folding,
Backrest module is collapsed with respect to cushion rod, but since the height distance of backrest module is larger, it often exceeds vehicle after folding
Part is stabbed out in frame folded length, formation, in this way not only bad for vehicle folding volume is reduced, is unfavorable for storage storage, Er Qieju
The protrusion in portion will cause some potential safety problems.
Summary of the invention
The utility model aim is: providing a kind of baby carriage back rest interlinked mechanism, in vehicle frame folding, backrest module
Pin joint portion moved back under the interlink function of the second double-action plate and the first double-action plate, and then avoid cart fold when backrest module
Beyond vehicle frame folding length, vehicle folding volume is advantageously reduced, convenient for storage storage.
Another object of the present invention is: a kind of stroller is provided, in vehicle frame folding, and the pin joint portion of backrest module
It is moved back under the interlink function of the second double-action plate and the first double-action plate, and then avoids backrest module when cart folds and exceed vehicle frame
Folded length advantageously reduces vehicle folding volume, convenient for storage storage.
The technical solution of the utility model is: a kind of baby carriage back rest interlinked mechanism, including upper push-rod component, respectively with
The cushion that the lower push-rod component and front strut component, rear portion and lower push-rod component of upper push-rod component lower rotational connection are rotatablely connected
Bar assembly, backrest module, the first double-action plate, the second double-action plate and bottom vehicle frame, the lower part of the lower push-rod component and front strut group
The lower part of part is rotatablely connected with bottom vehicle frame respectively；The bottom vehicle frame include rotation connection fore-stock component and after-poppet component,
And bar assembly is interlocked, the front end for interlocking bar assembly and fore-stock component are rotatablely connected, the rear portion for interlocking bar assembly
Equipped with attachment base, the sliding part with the cooperation of after-poppet component slippage is rotatably connected on the attachment base；First double-action plate
Upper end rotation pin joint on the lower push-rod component, the upper end of the lower end of first double-action plate and second double-action plate turns
Dynamic connection, the lower end of the backrest module are connect with the lower rotational of first double-action plate, the lower end of second double-action plate
It is rotatablely connected with the attachment base；
When stroller folds, the lower push-rod component and front strut component rotate backward with respect to bottom vehicle frame respectively, preceding branch
Frame component is collapsed with respect to after-poppet component, and sliding part glides along after-poppet component, passes through the first double-action plate, the second double-action plate band
Dynamic backrest module lower end moves back, and the pin joint point of backrest module and the first double-action plate is located at the cushion bar assembly and lower push-rod at this time
The rear of the pin joint point of component, when stroller folds completely, the backrest module, cushion bar assembly are mutually collapsed, and are leaned on
Component hiding is carried on the back to be set between the upper push-rod component and bottom vehicle frame.
Preferably, gearing strap, institute are connected between the backrest module lower part and front strut component or cushion bar assembly
It states and interlocks the junction of strap and backrest module and be located at the top of the backrest module with the pin joint point of the first double-action plate；Baby pushes away
When vehicle folds, the gearing strap drives backrest module to overturn forward.
Preferably, the cushion bar assembly includes two cushion rod symmetrically arranged on the left and the right, and being arranged on the cushion rod can
The advancing slip moving part and rear sliding part of its opposite sliding, the advancing slip moving part and front strut component are rotatablely connected, the rear sliding part
Handrail attachment base is installed between front strut component, one end of the handrail attachment base and front strut component are rotatablely connected, are another
One end and rear sliding part are rotatablely connected；The front end setting for interlocking strap is rotated in the handrail attachment base and front strut component
Junction；When stroller folds, the advancing slip moving part moves forward with respect to cushion bar assembly, and then sliding part connects in handrail attachment base
Movement moves forward under using along cushion rod component.
Preferably, the bottom vehicle frame further includes the front component that fore-stock component bottom is arranged in, is arranged in after-poppet group
The wheel assembly of part bottom, the upper end of the after-poppet component are respectively provided with the fore-stock attachment base and backward of forward downward extension
The front strut attachment base that top extends, the lower part of the front strut component, the lower part of lower push-rod component are connect with front strut respectively
The rotation connection of the top of seat and after-poppet component, the fore-stock component and the fore-stock attachment base are rotatablely connected.
Preferably, first locking mechanism is equipped between the upper push-rod component and the lower push-rod component.
Preferably, the after-poppet component includes two after-poppet symmetrically arranged on the left and the right and is arranged between two after-poppets
The first laterally folded component；
The fore-stock component includes two fore-stock symmetrically arranged on the left and the right；
Second for interlocking bar assembly and including two interlocking lever symmetrically arranged on the left and the right and being arranged between two interlocking levers
Laterally folded component.
Preferably, the upper push-rod component includes two upper push-rod symmetrically arranged on the left and the right and is arranged in two upper push-rod upper ends
Between and can be laterally folded folding handle, have in the middle part of the folding handle in its expanded position into line-locked second locking
Mechanism；
The lower push-rod component includes two lower push-rod symmetrically arranged on the left and the right；
The front strut component includes two front strut symmetrically arranged on the left and the right；
The backrest module includes that two back support bar symmetrically arranged on the left and the right and the third being arranged between two back support bars are horizontal
To foldable assembly；
First double-action plate and the second double-action plate are two and are symmetrically arranged.
The utility model another solution is that a kind of stroller, including above-mentioned backrest interlinked mechanism.
The utility model has the advantages that: the utility model is in vehicle frame folding, the lower push-rod component and front strut component
Rotate backward respectively with respect to bottom vehicle frame, the first double-action plate, the second double-action plate interlink function under, sliding part is along after-poppet group
Part glides, and fore-stock component is collapsed with respect to after-poppet component, while the first double-action plate drives backrest module lower end to move back, and leans at this time
The pin joint point of back component and the first double-action plate is located at the rear of the pin joint point of the cushion bar assembly and lower push-rod component；In addition,
Under the action of interlocking strap, it can be ensured that backrest module is overturn forward, when stroller folds completely, the backrest module,
Cushion bar assembly mutually collapses, and backrest module hiding is set between the upper push-rod component and bottom vehicle frame；Avoid cart folding
When backrest module exceed vehicle frame folding length, advantageously reduce vehicle folding volume, convenient for storage storage.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and embodiments:
Fig. 1 is structural schematic diagram when the utility model is in unfolded state；
Fig. 2 is side structure schematic diagram when the utility model is in unfolded state；
Fig. 3 is that the utility model is in the side structure schematic diagram in folding process；
Fig. 4 is that the utility model is in folded side structure schematic diagram.
Wherein: 1 upper push-rod component；1-1 upper push-rod；1-2 folds handle；1-3 second locking mechanism；
2 lower push-rod components；2-1 lower push-rod；
3 front strut components；3-1 front strut；
4 cushion bar assemblies；4-1 cushion rod；4-2 is advancing slip moving part；Sliding part after 4-3；4-4 handrail attachment base；
5 backrest modules；5-1 back support bar；The laterally folded component of 5-2 third；
6 first double-action plates；
7 second double-action plates；
8 interlock strap；
9 bottom vehicle frames；9-1 fore-stock component；9-1-1 fore-stock；9-2 after-poppet component；9-2-1 fore-stock attachment base；9-
2-2 front strut attachment base；9-2-3 after-poppet；The laterally folded component of 9-2-4 first；9-3 front component；9-4 wheel assembly；9-
5 interlock bar assembly；9-5-1 interlocking lever；The laterally folded component of 9-5-2 second；9-6 sliding part；9-7 attachment base.
Specific embodiment
Embodiment: as shown in Figures 1 to 4, a kind of baby carriage back rest interlinked mechanism, including upper push-rod component 1, respectively with
What the lower push-rod component 2 and front strut component 3, rear portion and lower push-rod component 2 of 1 lower rotational of upper push-rod component connection were rotatablely connected
Cushion bar assembly 4, backrest module 5, the first double-action plate 6, the second double-action plate 7 and bottom vehicle frame 9, the lower part of the lower push-rod component 2
It is rotatablely connected respectively with bottom vehicle frame 9 with the lower part of front strut component 3；The bottom vehicle frame 9 includes the fore-stock component of rotation connection
9-1 and after-poppet component 9-2 and gearing bar assembly 9-5, the front end for interlocking bar assembly 9-5 and fore-stock component 9-1 turn
Dynamic connection, the rear portion for interlocking bar assembly 9-5 are equipped with attachment base 9-7, are rotatably connected on the attachment base 9-7 and after-poppet
The sliding part 9-6 that component 9-2 is slidably matched；The upper end of first double-action plate 6 rotates pin joint on the lower push-rod component 2,
The lower end of first double-action plate 6 and the upper end of second double-action plate 7 are rotatablely connected, the lower end of the backrest module 5 and institute
The lower rotational connection of the first double-action plate 6 is stated, the lower end of second double-action plate 7 and the attachment base 9-7 are rotatablely connected.This reality
It applies in example diagram, first double-action plate 6 is L-shaped, and transverse part is extended back by longitudinal portion bottom, under the backrest module 5
End is rotatably connected at the bending part of first double-action plate 6；Second double-action plate 7 is C-shaped.
In the present embodiment, gearing is connected between 5 lower part of backrest module and front strut component 3 or cushion bar assembly 4
The junction of strap 8, the gearing strap 8 and backrest module 5 is located at the pin joint point of the backrest module 5 and the first double-action plate 6
Top；When stroller folds, the gearing strap 8 drives backrest module 5 to overturn forward.
In the present embodiment, the cushion bar assembly 4 includes two cushion rods 4-1 symmetrically arranged on the left and the right, the cushion rod 4-1
On be arranged with can with respect to its sliding advancing slip moving part 4-2 and rear sliding part 4-3, the advancing slip moving part 4-2 with 3 turns of front strut component
Dynamic connection is equipped with handrail attachment base 4-4, the handrail attachment base 4-4 between sliding part 4-3 and front strut component 3 after described
One end and the rotation connection of front strut component 3, the other end and rear sliding part 4-3 be rotatablely connected；When stroller folds, before described
Sliding part 4-2 moves forward with respect to cushion bar assembly 4, and then sliding part 4-3 is under handrail attachment base 4-4 interlink function along cushion
Bar assembly 4 moves forward.
In the present embodiment, the bottom vehicle frame 9 further includes the front component 9-3 that the bottom fore-stock component 9-1 is arranged in, setting
Wheel assembly 9-4 in the bottom after-poppet component 9-2, the upper end of the after-poppet component 9-2 are respectively provided with forward downward extension
Fore-stock attachment base 9-2-1 and the front strut attachment base 9-2-2 that extends rearwardly and upwardly, the lower part of the front strut component 3, under
The lower part of push-rod assembly 2 is rotatablely connected with the top of front strut attachment base 9-2-2 and after-poppet component 9-2 respectively, is propped up before described
The frame component 9-1 and fore-stock attachment base 9-2-1 is rotatablely connected.
In the present embodiment, first locking mechanism is equipped between the upper push-rod component 1 and the lower push-rod component 2.
In the present embodiment, the after-poppet component 9-2 includes two after-poppets 9-2-3 symmetrically arranged on the left and the right and setting
The first laterally folded component 9-2-4 between two after-poppet 9-2-3；
The fore-stock component 9-1 includes two fore-stocks 9-1-1 symmetrically arranged on the left and the right；
The gearing bar assembly 9-5 includes two interlocking levers 9-5-1 symmetrically arranged on the left and the right and is arranged in two interlocking lever 9-
The second laterally folded component 9-5-2 between 5-1.
The upper push-rod component 1 includes two upper push-rods 1-1 symmetrically arranged on the left and the right and is arranged in two upper ends upper push-rod 1-1
Between and can be laterally folded folding handle 1-2, have in the middle part of the folding handle 1-2 in its expanded position into line-locked the
Two locking mechanism 1-3；
The lower push-rod component 2 includes two lower push-rods 2-1 symmetrically arranged on the left and the right；
The front strut component 3 includes two front struts 3-1 symmetrically arranged on the left and the right；
The backrest module 5 includes two back support bars 5-1 symmetrically arranged on the left and the right and is arranged between two back support bar 5-1
The laterally folded component 5-2 of third；
First double-action plate 6, the second double-action plate 7, handrail attachment base 4-4, advancing slip moving part 4-2 and rear sliding part 4-3 are equal
For two and it is symmetrically arranged.
Above-mentioned first laterally folded component 9-2-4, the second laterally folded component 9-5-2, the laterally folded component 5-2 of third,
Folding handle 1-2, second locking mechanism 1-3 and first locking mechanism is the relatively conventional prior art in this field, herein not
Its structure is repeated and limited again.
In the present embodiment figure, the front end for interlocking strap 8 is arranged in the handrail attachment base 4-4 and front strut component 3
At rotation connection, the rear end for interlocking strap 8 is arranged in the lower part back support bar 5-1.This is only a kind of connection side for interlocking strap 8
Formula can also have other embodiment in addition to above-mentioned connection type.
The present embodiment also protects a kind of stroller comprising above-mentioned backrest interlinked mechanism.
The working principle of the utility model are as follows:
When stroller folds, it is first released from the locking of second locking mechanism, pushes and fold handle 1-2, then releases the
The locking of one locking mechanism pushes forward upper push-rod component 1, keeps the lower push-rod component 2 and front strut component 3 opposite respectively
Bottom vehicle frame 9 rotates backward, the first double-action plate 6, the second double-action plate 7 interlink function under, sliding part 9-6 is along after-poppet component
9-2 glides, and fore-stock component 9-1 is collapsed with respect to after-poppet component 9-2, while the first double-action plate 6 drives 5 lower end of backrest module
It moves back, the pin joint point of backrest module 5 and the first double-action plate 6 is located at the pin of the cushion bar assembly 4 and lower push-rod component 2 at this time
The rear of contact；In addition, under the action of interlocking strap, it can be ensured that backrest module is overturn forward, when stroller folds completely
When, the backrest module 5, cushion bar assembly 4 mutually collapse, and the hiding of backrest module 5 is set to the upper push-rod component 1 and bottom vehicle frame
Between, upper push-rod component 1, lower push-rod component 2, front strut component 3 collapse on rear side of after-poppet component 9-2, and fore-stock component
9-1 is collapsed on front side of after-poppet component 9-2.While carrying out above-mentioned vehicle frame longitudinally gathering process, the first laterally folded component
9-2-4, the second laterally folded component 9-5-2, the laterally folded component 5-2 of third are also folded therewith and are collapsed, and vehicle frame is driven laterally to receive
Hold together.
When stroller folds completely, the hiding of backrest module 5 is set between the upper push-rod component 1 and bottom vehicle frame, is avoided
Backrest module 5 exceeds vehicle frame folding length when cart folds, and advantageously reduces vehicle folding volume, convenient for storage storage.
The above is only the specific application examples of the utility model, do not constitute any limit to the protection scope of the utility model
System.In addition to the implementation, the utility model can also have other embodiment.It is all to be formed using equivalent substitution or equivalent transformation
Technical solution, all fall within the utility model it is claimed within the scope of.
Claims (8)
1. a kind of baby carriage back rest interlinked mechanism, it is characterised in that: including upper push-rod component (1), respectively with upper push-rod component
(1) seat that the lower push-rod component (2) and front strut component (3), rear portion and lower push-rod component (2) of lower rotational connection are rotatablely connected
Lining bar component (4), backrest module (5), the first double-action plate (6), the second double-action plate (7) and bottom vehicle frame (9), the lower push-rod component
(2) lower part of lower part and front strut component (3) is rotatablely connected with bottom vehicle frame (9) respectively；The bottom vehicle frame (9) includes that rotation connects
The fore-stock component (9-1) and after-poppet component (9-2) that connect and gearing bar assembly (9-5), the gearing bar assembly (9-5)
Front end and fore-stock component (9-1) be rotatablely connected, it is described interlock bar assembly (9-5) rear portion be equipped with attachment base (9-7), it is described
The sliding part (9-6) being slidably matched with after-poppet component (9-2) is rotatably connected on attachment base (9-7)；First double-action plate
(6) on the lower push-rod component (2), the lower end of first double-action plate (6) and described second interlocks upper end rotation pin joint
The upper end of piece (7) is rotatablely connected, and the lower end of the backrest module (5) is connect with the lower rotational of first double-action plate (6), institute
The lower end and the attachment base (9-7) for stating the second double-action plate (7) are rotatablely connected；
When stroller folds, the lower push-rod component (2) and front strut component (3) rotate backward with respect to bottom vehicle frame (9) respectively,
The first double-action plate (6), the second double-action plate (7) interlink function under, sliding part (9-6) along after-poppet component (9-2) glide,
After fore-stock component (9-1) is collapsed with respect to after-poppet component (9-2), while the first double-action plate (6) drives backrest module (5) lower end
It moves, the pin joint point of backrest module (5) and the first double-action plate (6) is located at the cushion bar assembly (4) and lower push-rod component (2) at this time
Pin joint point rear, when stroller folds completely, the backrest module (5), cushion bar assembly (4) mutually collapse, and
Backrest module (5) hiding is set between the upper push-rod component (1) and bottom vehicle frame.
2. a kind of baby carriage back rest interlinked mechanism according to claim 1, it is characterised in that: the backrest module (5)
It is connected between lower part and front strut component (3) or cushion bar assembly (4) and interlocks strap (8), the gearing strap (8) and backrest
The junction of component (5) is located at the top of the pin joint point of the backrest module (5) and the first double-action plate (6)；Stroller folds
When, the gearing strap (8) drives backrest module (5) to overturn forward.
3. a kind of baby carriage back rest interlinked mechanism according to claim 1, it is characterised in that: the cushion bar assembly
It (4) include two cushion rod (4-1) symmetrically arranged on the left and the right, being arranged on the cushion rod (4-1) can be advancing slip with respect to its sliding
Moving part (4-2) and rear sliding part (4-3), the advancing slip moving part (4-2) and front strut component (3) are rotatablely connected, and are slided after described
It is equipped between part (4-3) and front strut component (3) handrail attachment base (4-4), one end of the handrail attachment base (4-4) is with before
Strut component (3) rotation connection, the other end and rear sliding part (4-3) are rotatablely connected；When stroller folds, the advancing slip moving part
(4-2) moves forward with respect to cushion bar assembly (4), and then sliding part (4-3) is under handrail attachment base (4-4) interlink function along cushion
Bar assembly (4) Forward.
4. a kind of baby carriage back rest interlinked mechanism according to claim 1, it is characterised in that: the bottom vehicle frame (9) is also
Including be arranged the bottom fore-stock component (9-1) front component (9-3), setting the bottom after-poppet component (9-2) rear-wheel
Component (9-4), the upper end of the after-poppet component (9-2) are respectively provided with the fore-stock attachment base (9-2-1) of forward downward extension
And the front strut attachment base (9-2-2) extended rearwardly and upwardly, under the lower part of the front strut component (3), lower push-rod component (2)
Portion is rotatablely connected with the top of front strut attachment base (9-2-2) and after-poppet component (9-2) respectively, the fore-stock component (9-
1) it is rotatablely connected with the fore-stock attachment base (9-2-1).
5. a kind of baby carriage back rest interlinked mechanism according to claim 1, it is characterised in that: the upper push-rod component
(1) first locking mechanism is equipped between the lower push-rod component (2).
6. a kind of baby carriage back rest interlinked mechanism according to claim 1, it is characterised in that:
The after-poppet component (9-2) includes two after-poppet (9-2-3) symmetrically arranged on the left and the right and is arranged in two after-poppet (9-
The first laterally folded component (9-2-4) between 2-3)；
The fore-stock component (9-1) includes two fore-stock (9-1-1) symmetrically arranged on the left and the right；
The gearing bar assembly (9-5) includes two interlocking lever (9-5-1) symmetrically arranged on the left and the right and is arranged in two interlocking lever (9-
The second laterally folded component (9-5-2) between 5-1).
7. a kind of baby carriage back rest interlinked mechanism according to claim 6, it is characterised in that:
The upper push-rod component (1) includes two upper push-rod (1-1) symmetrically arranged on the left and the right and is arranged on two upper push-rods (1-1)
Between end and can be laterally folded folding handle (1-2), have in the middle part of the folding handle (1-2) and locked in its expanded position
Fixed second locking mechanism (1-3)；
The lower push-rod component (2) includes two lower push-rod (2-1) symmetrically arranged on the left and the right；
The front strut component (3) includes two front strut (3-1) symmetrically arranged on the left and the right；
The backrest module (5) includes two back support bar (5-1) symmetrically arranged on the left and the right and is arranged between two back support bars (5-1)
The laterally folded component of third (5-2)；
First double-action plate (6) and the second double-action plate (7) are two and are symmetrically arranged.
8. a kind of stroller, it is characterised in that: including the described in any item backrest interlinked mechanisms of such as claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820722837.0U CN208376850U (en) | 2018-05-15 | 2018-05-15 | A kind of stroller and its backrest interlinked mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820722837.0U CN208376850U (en) | 2018-05-15 | 2018-05-15 | A kind of stroller and its backrest interlinked mechanism |
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| Publication Number | Publication Date |
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| CN208376850U true CN208376850U (en) | 2019-01-15 |
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| CN201820722837.0U Active CN208376850U (en) | 2018-05-15 | 2018-05-15 | A kind of stroller and its backrest interlinked mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108438037A (en) * | 2018-05-15 | 2018-08-24 | 昆山威凯儿童用品有限公司 | A kind of stroller and its backrest interlinked mechanism |
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2018
- 2018-05-15 CN CN201820722837.0U patent/CN208376850U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108438037A (en) * | 2018-05-15 | 2018-08-24 | 昆山威凯儿童用品有限公司 | A kind of stroller and its backrest interlinked mechanism |
| CN108438037B (en) * | 2018-05-15 | 2023-10-17 | 昆山威凯儿童用品有限公司 | Baby stroller and backrest linkage mechanism thereof |
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