CN109436075A - A kind of footrest extension automatic retraction mechanism of perambulator - Google Patents
A kind of footrest extension automatic retraction mechanism of perambulator Download PDFInfo
- Publication number
- CN109436075A CN109436075A CN201811572494.5A CN201811572494A CN109436075A CN 109436075 A CN109436075 A CN 109436075A CN 201811572494 A CN201811572494 A CN 201811572494A CN 109436075 A CN109436075 A CN 109436075A
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- China
- Prior art keywords
- sliding part
- mounting base
- vehicle frame
- component
- footrest
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000007246 mechanism Effects 0.000 title claims abstract description 18
- 230000009471 action Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Passenger Equipment (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a kind of footrests of perambulator to extend automatic retraction mechanism, including cushion rod and footrest extension, the front of cushion rod has mounting base, the rear end of footrest extension and the mounting base are rotatablely connected, the first sliding part that can be slid back and forth with respect to it is equipped in footrest extension, the first spring is equipped between the front end and footrest extension of first sliding part, mounting base lower part has the second sliding part that mounting base can be slid back and forth and forward extended out with respect to it, second spring is equipped between second sliding part and mounting base, the front upper of second sliding part is formed with the bayonet set for the first sliding part rear portion card, the linkage part that the second sliding part is pulled back in vehicle frame folding is equipped between the rear portion and vehicle frame of second sliding part；The present invention is stretched out by the second sliding part or retraction mounting base realizes locking and unlock to footrest extension, and overall structure is simple, and cost is relatively low, and when vehicle frame folding can realize the automatic gathering of footrest extension, time saving and energy saving.
Description
Technical field
The present invention relates to a kind of footrests of perambulator to extend automatic retraction mechanism.
Background technique
Stroller in the prior art, before vehicle frame, setting and vehicle frame bottom with expanded position and folding position
The front component in portion, the locking mechanism that vehicle frame is locked under expanded position, is arranged the wheel assembly for being set to vehicle frame bottom rear portion
In the Zuo Dou mechanism taken for people on vehicle frame.Existing Zuo Dou mechanism includes cushion rod, when vehicle frame folding, cushion rod front base
This is all flipped up.In order to improve the comfort and practicability of seating, part vehicle frame can be arranged footrest extension, but vehicle
When frame folds, which can not collapse folding automatically, need artificially to carry out auxiliary and collapse operation, use ten
Divide inconvenience, it is time-consuming and laborious.
Summary of the invention
Object of the present invention is to: the footrest for providing a kind of perambulator extends automatic retraction mechanism, is stretched out by the second sliding part
Or retraction mounting base realizes the locking and unlock to footrest extension, overall structure is simple, and cost is relatively low, vehicle frame folding Shi Keshi
The automatic gathering of existing footrest extension, it is time saving and energy saving.
The technical scheme is that a kind of footrest of perambulator extends automatic retraction mechanism, including with expanded position and
The vehicle frame of folding position and when vehicle frame is in the deployed for vehicle frame into line-locked locking mechanism, the vehicle frame
Including the cushion rod that front is flipped up in vehicle frame folding, there is the footrest that can be rotated to it to prolong for the front of the cushion rod
Extending portion, the front of the cushion rod have mounting base, and the rear end of the footrest extension and the mounting base are rotatablely connected, described
The first sliding part that can be slid back and forth with respect to it, the front end of first sliding part and footrest extension are equipped in footrest extension
Between be equipped with the first spring, the mounting base lower part have can be slid back and forth with respect to it and forward extend out mounting base second slide
Part, is equipped with second spring between second sliding part and mounting base, the front upper of second sliding part is formed with for the
The bayonet that one sliding part rear portion card is set is equipped between the rear portion and vehicle frame of second sliding part and pulls back in vehicle frame folding
The linkage part of second sliding part；
When vehicle frame is in the deployed, second sliding part forward extends out mounting base under the action of second spring, and described
One sliding part compresses mounting base under the action of the first spring backward and rear portion is caught in the bayonet of second sliding part, at this time
The footrest extension is locked by second sliding part, and the footrest extension can not rotate down；
When vehicle frame folding, linkage part drives second sliding part to slide backward along mounting base, second sliding part
Mounting base described in the retraction of front end unclamps the footrest extension, and the footrest extension is downward under self gravitation effect at this time
Rotation.
Preferably, the vehicle frame further includes fore-stock component and after-poppet component, the upper end of the fore-stock component and institute
The upper end rotation connection of after-poppet component is stated, and is equipped with folding support rod group between the fore-stock component and the after-poppet component
Part, the folding support rod component include front strut, rear end and the rotation of after-poppet component of front end and the rotation connection of fore-stock component
The rear pole of connection, the front strut rear portion and the rear pole front are rotatablely connected, and the rear portion of the cushion rod is mounted on institute
It states the top of fore-stock component and is located at the top of the folding support rod component, the front of the linkage part and described second is slided
The posterior rotation of moving part connects, the rear portion of the linkage part and the rear portion of the front strut and/or the front of the rear pole
Rotation connection；
When vehicle frame folding, fore-stock component and after-poppet component are mutually collapsed, the front strut and rear pole of folding support rod component to
Lower bending is collapsed, and cushion rod front is flipped up, at this time the linkage part drive second sliding part along mounting base to
After slide.
Preferably, second sliding part includes being extended rearwardly to form positioned at front slide portion and by front slide subordinate portion
The cross section of sliding part afterwards, the rear sliding part is less than the cross section in the front slide portion, and the mounting base, which has, runs through front and back
Mounting groove, the mounting groove front is the preceding groove portion slid back and forth for front slide portion, rear portion is to slide back and forth for rear sliding part
Rear groove portion, it is described after sliding part stretch out backward it is described after groove portion and with linkage part install connect.It is set in the front slide portion
Have a guide groove, be equipped with guide post in the mounting base, and the guide post be threaded through in the guide groove in the front slide portion and with
Guide groove is slidably matched.
The invention has the advantages that linkage part drives second sliding part to slide backward along mounting base when vehicle frame folding
Dynamic, mounting base described in the front end retraction of second sliding part unclamps the footrest extension, and the footrest extension exists at this time
It being rotated down under self gravitation effect, realizes automatic retracting, overall structure of the present invention is simple, and cost is relatively low, and folding operation is convenient,
And it is time saving and energy saving.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, drawings in the following description are only some embodiments of the invention, skill common for this field
For art personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram when present invention is in use state；
Fig. 2 is another structural schematic diagram when the present invention is in use state；
Fig. 3 is structural schematic diagram of the present invention in folding process；
Fig. 4 is the structural schematic diagram when present invention is in folded state；
Fig. 5 is footrest extension and the assembly structure diagram at mounting base in the present invention；
Fig. 6 is footrest extension and another assembly structure diagram at mounting base in the present invention；
Fig. 7 is the schematic diagram of the section structure when footrest extension is in the lock state in the present invention；
Fig. 8 is in the schematic diagram of the section structure when folded state for footrest extension in the present invention
Wherein: 1 cushion rod；
2 footrest extensions；
3 mounting bases；3-1 mounting groove；Groove portion before 3-1-1；Groove portion after 3-1-2；3-2 guide post；
4 first sliding parts；
5 first springs；
6 second sliding parts；6-1 bayonet；6-2 front slide portion；6-2-1 guide groove；Sliding part after 6-3；
7 second springs；
8 linkage parts；
9 fore-stock components；
10 after-poppet components；
11 folding support rod components；11-1 front strut；11-2 rear pole.
Specific embodiment
Above scheme is described further below in conjunction with specific embodiment.It should be understood that these embodiments are for illustrating
The present invention and be not limited to limit the scope of the invention.Implementation condition used in the examples can be done according to specific specific condition
Further adjustment, the implementation condition being not specified is usually the condition in routine experiment.
As shown in Figures 1 to 8, a kind of footrest of perambulator extends automatic retraction mechanism, including with expanded position and folding
The vehicle frame of position and when vehicle frame is in the deployed for vehicle frame into line-locked locking mechanism, the vehicle frame includes
There is the footrest that can be rotated to it to extend for the cushion rod 1 that front is flipped up in vehicle frame folding, the front of the cushion rod 1
Portion 2, the front of the cushion rod 1 have mounting base 3, and the rear end of the footrest extension 2 and the mounting base 3 are rotatablely connected,
Be equipped with the first sliding part 4 that can be slid back and forth with respect to it in the footrest extension 2, the front end of first sliding part 4 with step on
Between foot extension 2 be equipped with the first spring 5,3 lower part of mounting base have can be slid back and forth with respect to it and forward extend out installation
Second sliding part 6 of seat 3 is equipped with second spring 7 between second sliding part 6 and mounting base 3, second sliding part 6
Front upper is formed with the bayonet 6-1 set for 4 rear portion card of the first sliding part, between the rear portion and vehicle frame of second sliding part 6
Equipped with the linkage part 8 for pulling back the second sliding part 6 in vehicle frame folding.
In the present embodiment, the vehicle frame further includes fore-stock component 9 and after-poppet component 10, the fore-stock component 9
Upper end and the upper end of the after-poppet component 10 are rotatablely connected, and between the fore-stock component 9 and the after-poppet component 10
Equipped with folding support rod component 11, the folding support rod component 11 includes front end and the front strut 11- that fore-stock component 9 is rotatablely connected
1, before the rear pole 11-2 that rear end and after-poppet component 10 are rotatablely connected, the rear portion the front strut 11-1 and the rear pole 11-2
Portion's rotation connection, the rear portion of the cushion rod 1 are mounted on the top of the fore-stock component 9 and are located at the folding support rod component
11 top, the front of the linkage part 8 are connect with the posterior rotation of second sliding part 6, after the linkage part 8
The front at the rear portion and/or the rear pole 11-2 of portion and the front strut 11-1 is rotatablely connected.Wherein, the linkage part 8
Preferably strap.The mounting design of above-mentioned body frame structure for automotive and the linkage part 8, convenient for realizing the gearing in vehicle frame folding
The operation that component 8 drives second sliding part 6 to slide backward along mounting base 3.But above-mentioned design is only a kind of specific implementation
The mounting design of mode, the body frame structure for automotive and the linkage part 8 is varied, then this and be not particularly limited.
In the present embodiment, second sliding part 6 include positioned at front slide portion 6-2 and from the front slide portion lower part 6-2 to
The cross section of the rear sliding part 6-3 extended to form afterwards, the rear sliding part 6-3 are less than the cross section of the front slide portion 6-2, institute
Stating mounting base 3 has the mounting groove 3-1 for running through front and back, and the front the mounting groove 3-1 is before sliding back and forth for front slide portion 6-2
Groove portion 3-1-1, rear portion are the rear groove portion 3-1-2 slid back and forth for rear sliding part 6-3, and the rear sliding part 6-3 stretches out institute backward
It states rear groove portion 3-1-2 and is installed with linkage part 8 and connected.Wherein, the front slide portion 6-2 is equipped with guide groove 6-2-1, described
Be equipped with guide post 3-2 in mounting base 3, and the guide post 3-2 be threaded through in the guide groove 6-2-1 of the front slide portion 6-2 and
It is slidably matched with guide groove 6-2-1.The structure of above-mentioned second sliding part 6 designs and its fit system with mounting base 3, can be to the
Preferable position-limiting action is played in the sliding of two sliding parts 6.
When vehicle frame is in the deployed, second sliding part 6 forward extends out mounting base 3 under the action of second spring 7,
First sliding part 4 compresses mounting base 3 under the action of the first spring 5 backward and rear portion is caught in second sliding part 6
In bayonet 6-1, the footrest extension 2 is locked by second sliding part 6 at this time, and the footrest extension 2 can not turn downwards
It is dynamic；
When vehicle frame folding, fore-stock component 9 and after-poppet component 10 are mutually collapsed, the front strut 11-1 of folding support rod component 11 and
Rear pole 11-2 bends downward gathering, and 1 front of cushion rod is flipped up, and the linkage part 8 drives second sliding at this time
Part 6 is slided backward along mounting base 3, mounting base 3 described in the front end retraction of second sliding part 6, is unclamped the footrest and is extended
Portion 2, the footrest extension 2 rotates down under self gravitation effect at this time.
Overall structure of the present invention is simple, and cost is relatively low, and folding operation is convenient, and can realize footrest extension when vehicle frame folding
Automatic gathering, it is time saving and energy saving；In addition, vehicle rod piece is less, when folding, which is not likely to produce, to be interfered.
The above is only specific application examples of the invention, are not limited in any way to protection scope of the present invention.Except above-mentioned
Outside embodiment, the present invention can also have other embodiment.All technical solutions formed using equivalent substitution or equivalent transformation,
It falls within scope of the present invention.
Claims (5)
1. a kind of footrest of perambulator extends automatic retraction mechanism, including vehicle frame, Yi Ji with expanded position and folding position
When vehicle frame is in the deployed for vehicle frame into line-locked locking mechanism, when the vehicle frame is included in vehicle frame folding front to
The cushion rod (1) of upper overturning, the front of the cushion rod (1) have the footrest extension (2) that can be rotated to it, and feature exists
In: the front of the cushion rod (1) has mounting base (3), and the rear end and the mounting base (3) of the footrest extension (2) turn
Dynamic connection, the footrest extension (2) is interior to be equipped with the first sliding part (4) that can be slid back and forth with respect to it, first sliding part
(4) the first spring (5) are equipped between front end and footrest extension (2), mounting base (3) lower part has can be opposite before and after it
The second sliding part (6) of mounting base (3) is slided and forward extended out, the is equipped between second sliding part (6) and mounting base (3)
Two springs (7), the front upper of second sliding part (6) are formed with the bayonet (6- set for the first sliding part (4) rear portion card
1) company that the second sliding part (6) are pulled back in vehicle frame folding, is equipped between the rear portion and vehicle frame of second sliding part (6)
Dynamic component (8)；
When vehicle frame is in the deployed, second sliding part (6) forward extends out mounting base under the action of second spring (7)
(3), first sliding part (4) compresses mounting base (3) under the action of the first spring (5) backward and rear portion is caught in described second
In the bayonet (6-1) of sliding part (6), the footrest extension (2) is locked by second sliding part (6) at this time, the footrest
Extension (2) can not rotate down；
When vehicle frame folding, linkage part (8) drives second sliding part (6) to slide backward along mounting base (3), and described second
Mounting base (3) described in the front end retraction of sliding part (6) unclamps the footrest extension (2), at this time the footrest extension (2)
It is rotated down under self gravitation effect.
2. a kind of footrest of perambulator according to claim 1 extends automatic retraction mechanism, it is characterised in that: the vehicle frame is also
Including fore-stock component (9) and after-poppet component (10), the upper end of the fore-stock component (9) and the after-poppet component (10)
Upper end rotation connection, and equipped with folding support rod component between the fore-stock component (9) and the after-poppet component (10)
(11), the folding support rod component (11) include front end and fore-stock component (9) rotation connection front strut (11-1), rear end with
The rear pole (11-2) of after-poppet component (10) rotation connection, before the front strut rear portion (11-1) and the rear pole (11-2)
Portion's rotation connection, the rear portion of the cushion rod (1) are mounted on the top of the fore-stock component (9) and are located at the folding support rod
The top of component (11), the front of the linkage part (8) are connect with the posterior rotation of second sliding part (6), the company
The rear portion of dynamic component (8) and the rear portion of the front strut (11-1) and/or the front of the rear pole (11-2) are rotatablely connected；
When vehicle frame folding, fore-stock component (9) and after-poppet component (10) are mutually collapsed, the front strut of folding support rod component (11)
(11-1) and rear pole (11-2) bend downward gathering, and cushion rod (1) front is flipped up, at this time linkage part (8) band
Second sliding part (6) is moved to slide backward along mounting base (3).
3. a kind of footrest of perambulator according to claim 2 extends automatic retraction mechanism, it is characterised in that: the linkage part
Part (8) is strap.
4. a kind of footrest of perambulator according to claim 1 extends automatic retraction mechanism, it is characterised in that: described second is sliding
Moving part (6) includes positioned at front slide portion (6-2) and the rear sliding part (6- extended rearwardly to form by the lower part front slide portion (6-2)
3), the cross section of the rear sliding part (6-3) is less than the cross section of the front slide portion (6-2), and the mounting base (3), which has, passes through
The mounting groove (3-1) of front and back is worn, the mounting groove front (3-1) is the preceding groove portion (3-1- slid back and forth for front slide portion (6-2)
1), rear portion is the rear groove portion (3-1-2) slid back and forth for rear sliding part (6-3), it is described after described in sliding part (6-3) stretches out backward
Afterwards groove portion (3-1-2) and with linkage part (8) install connect.
5. a kind of footrest of perambulator according to claim 4 extends automatic retraction mechanism, it is characterised in that: the front slide
Portion (6-2) is equipped with guide groove (6-2-1), is equipped with guide post (3-2) in the mounting base (3), and the guide post (3-2) is worn
It is located in the guide groove (6-2-1) of the front slide portion (6-2) and is slidably matched with guide groove (6-2-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811572494.5A CN109436075B (en) | 2018-12-21 | 2018-12-21 | Pedal extending automatic folding mechanism for baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811572494.5A CN109436075B (en) | 2018-12-21 | 2018-12-21 | Pedal extending automatic folding mechanism for baby carriage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109436075A true CN109436075A (en) | 2019-03-08 |
| CN109436075B CN109436075B (en) | 2024-01-26 |
Family
ID=65534929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811572494.5A Active CN109436075B (en) | 2018-12-21 | 2018-12-21 | Pedal extending automatic folding mechanism for baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109436075B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0719693A2 (en) * | 1994-11-25 | 1996-07-03 | Combi Corporation | Collapsible seating apparatus |
| US6375213B1 (en) * | 1999-09-27 | 2002-04-23 | Combi Corporation | Stroller |
| US20020121766A1 (en) * | 2001-01-31 | 2002-09-05 | Yoshiyuki Suzuki | Folding stroller |
| WO2011107005A1 (en) * | 2010-03-03 | 2011-09-09 | 苏州威凯儿童用品有限公司 | Step tread regulating mechanism of baby stroller |
| CN203946141U (en) * | 2014-06-17 | 2014-11-19 | 昆山威凯儿童用品有限公司 | Foldable baby carriage |
| CN204055906U (en) * | 2014-08-25 | 2014-12-31 | 好孩子儿童用品有限公司 | A kind of go-cart for double child and bracket assembly |
| CN104290794A (en) * | 2014-08-25 | 2015-01-21 | 好孩子儿童用品有限公司 | Double stroller and supporting frame assembly |
| CN209241151U (en) * | 2018-12-21 | 2019-08-13 | 昆山威凯儿童用品有限公司 | A kind of footrest extension automatic retraction mechanism of perambulator |
-
2018
- 2018-12-21 CN CN201811572494.5A patent/CN109436075B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0719693A2 (en) * | 1994-11-25 | 1996-07-03 | Combi Corporation | Collapsible seating apparatus |
| US6375213B1 (en) * | 1999-09-27 | 2002-04-23 | Combi Corporation | Stroller |
| US20020121766A1 (en) * | 2001-01-31 | 2002-09-05 | Yoshiyuki Suzuki | Folding stroller |
| WO2011107005A1 (en) * | 2010-03-03 | 2011-09-09 | 苏州威凯儿童用品有限公司 | Step tread regulating mechanism of baby stroller |
| CN203946141U (en) * | 2014-06-17 | 2014-11-19 | 昆山威凯儿童用品有限公司 | Foldable baby carriage |
| CN204055906U (en) * | 2014-08-25 | 2014-12-31 | 好孩子儿童用品有限公司 | A kind of go-cart for double child and bracket assembly |
| CN104290794A (en) * | 2014-08-25 | 2015-01-21 | 好孩子儿童用品有限公司 | Double stroller and supporting frame assembly |
| CN209241151U (en) * | 2018-12-21 | 2019-08-13 | 昆山威凯儿童用品有限公司 | A kind of footrest extension automatic retraction mechanism of perambulator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109436075B (en) | 2024-01-26 |
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