CN107856724A - The vehicle frame of children trolley or foldable pushchair - Google Patents
The vehicle frame of children trolley or foldable pushchair Download PDFInfo
- Publication number
- CN107856724A CN107856724A CN201610843578.2A CN201610843578A CN107856724A CN 107856724 A CN107856724 A CN 107856724A CN 201610843578 A CN201610843578 A CN 201610843578A CN 107856724 A CN107856724 A CN 107856724A
- Authority
- CN
- China
- Prior art keywords
- wheel support
- push rod
- rear wheel
- vehicle frame
- children trolley
- Prior art date
- 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.)
- Pending
Links
- 230000000694 effects Effects 0.000 abstract description 2
- 210000001364 upper extremity Anatomy 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 208000012802 recumbency Diseases 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
Abstract
The present invention relates to a kind of children trolley or the vehicle frame of foldable pushchair, including push rod, front-wheel support and rear wheel support, its innovative point is, push rod, front-wheel support and rear wheel support are integrally formed single component；Front-wheel support and rear wheel support are hinged by the second rotary shaft, and push rod and rear wheel support are hinged by the first rotary shaft, and push rod is connected with front-wheel support by gear or connecting rod, so as to realize that the linkage of vehicle frame is folded or linkage is opened：Push rod rotates up or down around the first rotary shaft relative to rear wheel support, is had an effect by the gear or connecting rod of push rod and the gear or connecting rod of front-wheel support, drives front-wheel support to be rotated up or down relative to rear wheel support around the second rotary shaft.The present invention is achieved that the linkage of vehicle frame is folded or linkage is opened using minimum part.
Description
Technical field
The present invention relates to a kind of children trolley or the vehicle frame of foldable pushchair.
Background technology
Chinese patent CN105346586A discloses a kind of children trolley in 2016-02-24.Children trolley include vehicle frame,
Front component, wheel assembly, vehicle frame front-wheel support, rear wheel support, cushion rod and push rod.Front-wheel support is rotatablely connected with push rod,
Push rod is rotatablely connected with rear wheel support, and cushion rod is rotatablely connected with front-wheel support and rear wheel support respectively, and vehicle frame also includes swing rod,
Swing rod is rotatablely connected with push rod and rear wheel support respectively, and the length of rear wheel support can be adjusted, and rear wheel support is provided with elasticity and filled
Put, when vehicle frame deploys, the release of elastic device energy extends rear wheel support, and vehicle frame is by Automatic-expanding.
Chinese patent CN105774887A discloses a kind of children trolley, including stroller frame and setting in 2016-07-20
In the front component that the stroller frame bottom is anterior, the front component include the front-wheel joint being connected with the stroller frame and
The front-wheel that can be rotatably arranged on the front-wheel joint, the children trolley also include roller, and the roller passes through roller
Axle can be rotatably arranged on the front-wheel joint, and the leading edge of the roller is located at the front of the leading edge of the front-wheel,
The lower edge of the roller is located at the top of the lower edge of the front-wheel, when the children trolley runs into the barrier on ground,
The roller makes the roller drive the front-wheel rise so that the front-wheel around roller shaft rotation with bar contact
Clear the jumps.
Chinese patent CN104709334A discloses a kind of foldable pushchair in 2015-06-17, including horizontally disposed
Seating pad, seating pad posterior edges are fixed on main body transverse tube, and the left and right end of main body transverse tube is rotatably fixed with successively respectively
Handle down tube and rear foot tube；Handle upper tube is rotatably fixedly connected with each handle down tube, two handle upper tubes are by handle pipe
It is connected to form one, handle pipe is provided with bending regulation knob；Being rotatably connected in the middle part of rear foot tube has fixing pipe, in the fixing pipe
End is connected with preceding handrail, and fixed seat of returning the vehicle to the garage and knock off is provided with the middle part of fixing pipe, and the fixed seat of returning the vehicle to the garage and knock off is unlocked detachable by two lock controls
It is fixed on the end of main body transverse tube.
Chinese patent CN105691435A discloses a kind of foldable pushchair, the foldable baby in 2016-06-22
Car can be moved to folded state from deployed condition, it is characterised in that the foldable pushchair includes：Front rod mechanism, bag
At least one foreleg is included, the foreleg has upper end and is provided with the lower end of front wheel device；Back link mechanism, including at least one
Back leg, the back leg have upper end and are provided with the lower end of rear-wheel device；The sum of the foreleg and the back leg be three with
On；Seat part, for supplying baby's recumbency or being seated；Seat cushion bar assembly, for supporting the seat part；Back part, use
In for baby head or back against, or for for baby head and back simultaneously against；Backrest bar assembly, for supporting
State back part；The front rod mechanism, the back link mechanism, the backrest connecting rod mechanism and the seat cushion bar assembly that
This is be hinged, and is configured so that when the foldable pushchair is moved to its folded state from its deployed condition：Before described
The lower end of leg and the lower end move toward one another of the back leg, so that the lower end of the foreleg and the lower end of the back leg are mutually leaned on
Closely, now, the rear-wheel device of the front wheel device of the foreleg and the back leg closes up to contacting with each other or approaching and contacted with each other；
The upper end of the foreleg and the upper end move toward one another of the back leg, and it is close to each other with the upper end of back part.
Including foregoing Chinese patent CN104709334A and CN105691435A, existing children trolley or foldable
Stroller configuration is complicated, and the push rod, front-wheel support and rear wheel support for forming main body of vehicle frame are made up of numerous parts, each parts
Between connection and assembly relation it is complicated, material loss is larger in manufacturing process, and maloperation also easily occurs in assembling process.
The content of the invention
For the above-mentioned deficiency of prior art, according to an embodiment of the invention, it is desirable to provide it is a kind of have it is seldom several
Part is formed, and tailored appearance, can reduce the material loss in manufacturing process, avoids the children that maloperation occurs in assembling process from pushing away
The vehicle frame of car or foldable pushchair.
According to embodiment, the vehicle frame of a kind of children trolley or foldable pushchair provided by the invention, including push rod, front-wheel
Support and rear wheel support, its innovative point are that push rod, front-wheel support and rear wheel support are integrally formed single component；Before
Wheel support and rear wheel support are hinged by the second rotary shaft, and push rod and rear wheel support are hinged by the first rotary shaft,
Push rod is connected with front-wheel support by gear or connecting rod, so as to realize that the linkage of vehicle frame is folded or linkage is opened：Push rod is around
One rotary shaft rotates up or down relative to rear wheel support, by the gear or connecting rod of push rod and the gear of front-wheel support or
Connecting rod is had an effect, and drives front-wheel support to be rotated up or down relative to rear wheel support around the second rotary shaft.
According to one embodiment, in the vehicle frame of the foregoing children trolley of the present invention or foldable pushchair, push rod and trailing wheel branch
The first stop pin is provided between frame, the second stop pin, the first stop pin and the second lock are provided between front-wheel support and rear wheel support
Rationed marketing is unlocked by locking press button.
According to one embodiment, in the vehicle frame of the foregoing children trolley of the present invention or foldable pushchair, push rod, front-wheel support
And/or rear wheel support is provided with interface, the interface is sat the root and stem of certain plants, safety seat or baby by adapter or the connection of grafting part and slept
Basket.
Relative to prior art, the vehicle frame of children trolley or foldable pushchair of the present invention is formed, there are seldom several
Part is formed, and the push rod, front-wheel support and rear wheel support for forming vehicle frame are integrally formed single component, are easy to be molded, than
Common children trolley or the vehicle frame quality of foldable pushchair are smaller, and reduce Shooting Technique, save assembling and add
In work man-hour, meet lightweight requirements.
In addition, the vehicle frame of children trolley of the present invention or foldable pushchair is achieved that perambulator is rolled over using minimum part
Function that is folded and opening, and can realize that linkage is folded or linkage is opened.With conventional baby vehicle carriage ratio not only tailored appearance, and
The artificial maloperation and material loss with assembling of assembling that conventional pushchair number of components is brought more is significantly solved, and can be real
Existing environmental protection recovery, minimum number of components reduces the processing cost after recovery, more environmentally-friendly.
Brief description of the drawings
Fig. 1 is the use shape of the vehicle of the vehicle frame composition of children trolley according to embodiments of the present invention or foldable pushchair
State figure.
Fig. 2 is the vehicle frame decomposing state figure of children trolley according to embodiments of the present invention or foldable pushchair.
Fig. 3 is the semi-folded of the vehicle of the vehicle frame composition of children trolley according to embodiments of the present invention or foldable pushchair
State diagram.
Fig. 4 is the semi-folded of the vehicle of the vehicle frame composition of children trolley according to embodiments of the present invention or foldable pushchair
Sectional view.
The vehicle for the vehicle that children trolley according to embodiments of the present invention Fig. 5 or the vehicle frame of foldable pushchair are formed is completed
Folded state diagram.
Wherein：1 is push rod；2 be front-wheel support；3 be rear wheel support；4 be the first rotary shaft；5 be the second rotary shaft；6 are
First stop pin；7 be the second stop pin；8 be locking press button；9 be interface.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the present invention is expanded on further.These embodiments are interpreted as being only used for
It is bright the present invention rather than limit the scope of the invention.After the content of the invention recorded has been read, art technology
Personnel can make various changes or modifications to the present invention, and these equivalence changes and modification equally fall into the claims in the present invention and limited
Fixed scope.
As Figure 1-5, the vehicle frame of a kind of children trolley or foldable pushchair that the preferred embodiment of the present invention provides, bag
Include push rod 1, front-wheel support 2 and rear wheel support 3, push rod 1, front-wheel support 2 and rear wheel support 3 be by Shooting Technique one into
The single component of type；As shown in Fig. 1-3 or 5, a group interface 9 is set on rear wheel support 3, the interface 9 by adapter or
Grafting part is used for being adapted in itself sitting the root and stem of certain plants or safety seat or baby sleeping basket.
As shown in Figure 2,4, front-wheel support 2 and rear wheel support 3 are hinged by the second rotary shaft 5, push rod 1 and trailing wheel branch
Frame 3 is hinged by the first rotary shaft 4.Push rod 1 and front-wheel support 2 are engaged by external gear to be connected, so as to realize vehicle frame
Linkage is folded or linkage is opened：
As shown in Figure 3-4, push rod 1 (links and opened) or (join downwards upwards relative to rear wheel support 3 around the first rotary shaft 4
It is dynamic to fold) when rotate, by the gear above push rod 1 and the meshed transmission gear above fore-stock 2, so as to drive front-wheel
Around the opposing rear wheels support 3 of the second rotary shaft 5, (linkage is opened) or downward (linkage folds) rotates support 2 upwards.It is pivotally lowered into
During bottom, vehicle is completed to fold, as shown in Figure 5.
When being embodied of the invention, as shown in Fig. 2 left and right is respectively provided with one first locking between push rod 1 and rear wheel support 3
Pin 6, left and right is respectively provided with second stop pin 7 between front-wheel support 2 and rear wheel support 3, two the first stop pins 6 per side
Unlocked simultaneously by locking press button 8 with the second stop pin 7, and often the locking press button 8 of side has pause function, vehicle frame after pressing
Pause function automatically resets after opening.
When being embodied of the invention, it can be set on one or two part in push rod 1, front-wheel support 2 and rear wheel support 3
Interface is put, the interface is used for being adapted in itself sitting the root and stem of certain plants, safety seat or baby sleeping basket by adapter or grafting part.
When being embodied of the invention, push rod 1 can also be connected with front-wheel support 2 by connecting rod, pass through the company above push rod 1
Connecting rod above bar and fore-stock 2 interlocks, so as to drive front-wheel support 2 around the opposing rear wheels support 3 of the second rotary shaft 5 upwards or to
Lower rotation, so as to realize that the linkage of vehicle frame is folded and linkage is opened.
Claims (3)
1. the vehicle frame of a kind of children trolley or foldable pushchair, including push rod (1), front-wheel support (2) and rear wheel support (3),
It is characterized in that push rod (1), front-wheel support (2) and rear wheel support (3) are integrally formed single component；Front-wheel support (2) and
Rear wheel support (3) is hinged by the second rotary shaft (5), and push rod (1) and rear wheel support (3) pass through the first rotary shaft (4) phase
Mutually be hinged, push rod (1) is connected with front-wheel support (2) by gear or connecting rod.
2. the vehicle frame of children trolley according to claim 1 or foldable pushchair, it is characterized in that, push rod (1) and trailing wheel
The first stop pin (6) is provided between support (3), the second stop pin (7) is provided between front-wheel support (2) and rear wheel support (3), the
One stop pin (6) and the second stop pin (7) are unlocked by locking press button (8).
3. the vehicle frame of children trolley according to claim 1 or 2 or foldable pushchair, it is characterized in that, it is push rod (1), preceding
Wheel support (2) and/or rear wheel support (3) are provided with interface (9), the interface (9) by adapter or the connection of grafting part sit the root and stem of certain plants,
Safety seat or baby sleeping basket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610843578.2A CN107856724A (en) | 2016-09-22 | 2016-09-22 | The vehicle frame of children trolley or foldable pushchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610843578.2A CN107856724A (en) | 2016-09-22 | 2016-09-22 | The vehicle frame of children trolley or foldable pushchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107856724A true CN107856724A (en) | 2018-03-30 |
Family
ID=61699013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610843578.2A Pending CN107856724A (en) | 2016-09-22 | 2016-09-22 | The vehicle frame of children trolley or foldable pushchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107856724A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113712746A (en) * | 2021-10-12 | 2021-11-30 | 北京无疆科技有限公司 | Rotating shaft device for folding equipment and folding equipment |
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| EP1762459A2 (en) * | 2005-09-13 | 2007-03-14 | Joh. Georg Hartan | Chassis for a pram or a doll's pram as well as a pram or a doll's pram |
| CN201626449U (en) * | 2009-12-31 | 2010-11-10 | 好孩子儿童用品有限公司 | Baby stroller |
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| CN102514607A (en) * | 2004-04-30 | 2012-06-27 | 戴那米克品牌股份有限公司 | Folding baby stroller |
| CN1673003A (en) * | 2005-03-28 | 2005-09-28 | 好孩子儿童用品有限公司 | Pram |
| EP1762459A2 (en) * | 2005-09-13 | 2007-03-14 | Joh. Georg Hartan | Chassis for a pram or a doll's pram as well as a pram or a doll's pram |
| CN201626449U (en) * | 2009-12-31 | 2010-11-10 | 好孩子儿童用品有限公司 | Baby stroller |
| DE202011002812U1 (en) * | 2011-02-16 | 2011-04-21 | Unique Product & Design Co., Ltd., Yung Kang | Folding device for child carts |
| US20130113189A1 (en) * | 2011-09-26 | 2013-05-09 | Graco Children's Products Inc. | Foldable Stroller and Frame Assembly |
| CN202935410U (en) * | 2012-10-31 | 2013-05-15 | 慈溪市福贝贝儿童用品有限公司 | Baby stroller |
| CN203864754U (en) * | 2014-05-20 | 2014-10-08 | 昆山威凯儿童用品有限公司 | Framework joint folding structure of stroller |
| CN203854700U (en) * | 2014-05-28 | 2014-10-01 | 滕州市万宝童车有限公司 | Foldable baby stroller |
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| CN204452541U (en) * | 2015-02-04 | 2015-07-08 | 英属维京群岛商贯新企业股份有限公司 | A kind of body frame structure for automotive of Pushchair |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113712746A (en) * | 2021-10-12 | 2021-11-30 | 北京无疆科技有限公司 | Rotating shaft device for folding equipment and folding equipment |
| CN113712746B (en) * | 2021-10-12 | 2023-08-29 | 安徽金百合医疗器械有限公司 | Rotating shaft device for folding equipment and folding equipment |
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