CN106515832A - Baby stroller - Google Patents
Baby stroller Download PDFInfo
- Publication number
- CN106515832A CN106515832A CN201611059326.7A CN201611059326A CN106515832A CN 106515832 A CN106515832 A CN 106515832A CN 201611059326 A CN201611059326 A CN 201611059326A CN 106515832 A CN106515832 A CN 106515832A
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- China
- Prior art keywords
- rod
- front support
- axle
- seat bar
- vehicle frame
- 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.)
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Links
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 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
- B62B7/08—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
- B62B7/083—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis the wheel axes being moved from each other during folding
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The present invention discloses a baby trolley. A frame comprises two side brackets arranged on the left and right sides, and a cross brace assembly connected between the side brackets. The side bracket on each side comprises a front support rod, a rear support, a seat rod, a push rod and a connection rod. The number of the rods on the side bracket on each side is less, so that the frame is compact in structure in the unfolded state and has good rigidity. When the trolley needs to be folded, the push rods on the both sides are just overturned forwards, and thus the rods on the frame are rotated relative to each other to be gradually folded up; when the trolley needs to be unfolded, the push rods are just overturned forwards relative to the front support rods and opened, thus the rods on the frame are rotated relative to each other to be gradually unfolded, and the operation is very convenient. The structure of the trolley after being folded is very compact, so that users can conveniently store and carry the baby trolley in daily life.
Description
Technical field
The present invention relates to a kind of children trolley.
Background technology
In prior art, the type and structure of go-cart is varied, and which generally includes folding stroller frame, located at pushing away
The wheel assembly of vehicle carriage bottom, for stroller frame is locked locking mechanism in the deployed state.At present, the kind of stroller frame
Class is various, and its rod member number is different, and the annexation, link position between each rod member is different so that stroller frame
Folding principle is also different with folding mode.Stability when stroller frame is launched how is improved, and how to simplify go-cart
The structure and folding opening operation of vehicle frame, and reduce the volume after vehicle frame folding, always people in the art as much as possible
Member's pursues a goal.
The content of the invention
It is an object of the invention to provide a kind of children trolley of new structure, its rod member quantity is few, simple for structure, during expansion
Rigidity is good, and folding is easy to operate.
For reaching above-mentioned purpose, the technical solution used in the present invention is：A kind of children trolley, including with deployed condition with
The vehicle frame of folded state, located at the anterior front component in the vehicle frame bottom, the wheel assembly located at vehicle frame bottom rear portion, be used for
The vehicle frame is locked into locking mechanism in the deployed state, the vehicle frame include being divided into the left and right sides two side stands,
The stull component between side stand described in both sides is connected to, the side stand per side includes：
Front support rod, gradually updip extends from front to back for which；
Sliding part, described sliding part slide up and down on the front support rod；
Back stay, which is vertically extending, and the upper pivot of the back stay is connected on the sliding part；
Seat bar, the seat bar extend along the longitudinal direction, and the front portion of the seat bar is pivotally connected in the front support rod above and the seat
The back pivot of bar is connected on the back stay；
Push rod, the upper pivot of the front support rod are connected on the push rod；
Connecting rod, the connecting rod are vertically extending, and the lower pivot of the connecting rod is connected on the sliding part and the company
The top of bar is connected with the bottom phase pivot of the push rod,
During the vehicle frame folding, on the side stand per side, the push rod is overturn towards the front side of the front support rod, drives institute
State connecting rod up and cause the sliding part sliding along the front support rod, so that the front support rod, back stay, seat bar, even
Bar and push rod are relatively rotated and are gradually drawn in together.
Preferably, when the vehicle frame is in deployed condition, on the side stand per side, the connecting rod and the push rod
Extend along same length direction.
Preferably, the top of the front support rod is pivotally connected on the push rod by first axle, the top of the connecting rod
It is connected by the second axle phase pivot between the bottom of the push rod, the first axle is located at second axle on the push rod
Top.
Preferably, the bottom of the connecting rod, the top of the back stay are connected to the slip around same axis of rotation
On part.
Preferably, the front portion of the seat bar is pivotally connected on the front support rod by the 3rd axle, and the sliding part is in institute
State on front support rod located at the top of the 3rd axle.
Preferably, the stull component can be arranged on to folding between the side stand of both sides in left-right direction, described
During vehicle frame folding, the side stand of both sides is separately folded, the stull component in left-right direction folding and cause both sides institute
State the relative gathering of side stand.
Further, the stull component at least includes cross support component, the cross support component include intersecting and
In two foundation struts of infall phase pivot connection, extend along the longitudinal direction per bottom supporting rod described in root, before the bottom supporting rod
Portion is rotationally connected on the bottom of front support rod described in side and its rear portion is rotationally connected to the rear portion of seat bar described in opposite side
On.
Further, the rear portion of the seat bar is pivotally connected on the back stay by the 4th axle, the bottom supporting rod
Rear portion be rotationally connected on the rear portion of the seat bar by rear adaptor, the rear adaptor on the seat bar be located at institute
State the rear of the 4th axle.
Used as a kind of specific embodiment, the seat bar includes the sitting portion for extending along the longitudinal direction, from the sitting
Portion is downward and bends the connecting portion of extension backward, and the front portion in the sitting portion is pivotally connected in the front support rod above and its rear portion pivot
Axle is connected on the back stay, and the rear adaptor is connected on the rear portion of the connecting portion.
Used as a kind of preferred version, the stull component also includes the rear cross support component that can be drawn in left-right direction, institute
Stating rear cross support component includes intersecting and in two rear poles of infall phase pivot connection, per the equal edge of rear pole described in root
Above-below direction extends, the top of the rear pole by upper adaptor be rotationally connected to the rear portion of seat bar described in side and its under
Portion is rotationally connected on the bottom of back stay described in opposite side by lower adaptor, and the rear portion of the seat bar passes through the 4th axle pivot
Axle is connected on the back stay, and the upper adaptor is on the seat bar positioned at the rear of the 4th axle.
Used as another kind of preferred version, the stull component is also included located at can be along right and left between back stay described in both sides
To the rear attached support component for drawing in.
Due to the utilization of above-mentioned technical proposal, the present invention has following advantages compared with prior art：The child of the present invention
Go-cart, the rod member quantity on its unilateral side stand are few, and vehicle frame is simple for structure in the deployed state and with good rigidity.Needing
When folding the go-cart, it is only necessary to which overturning forward the push rod of both sides just can be so that each rod member on vehicle frame be relatively rotated and gradually received
Hold together together；When needing to open the go-cart, also only need to open push rod relative front support rod upset, just can cause each on vehicle frame
Rod member is relatively rotated and is gradually spread out, and operation very facilitates.Cart structure after folding is also very compact, is the day of user
Often storage brings facility with carrying.
Description of the drawings
Accompanying drawing 1 is the axonometric chart one under the children trolley deployed condition of embodiment 1；
Accompanying drawing 2 is the axonometric chart two under the children trolley deployed condition of embodiment 1；
Accompanying drawing 3 is the side view under the children trolley deployed condition of embodiment 1；
Accompanying drawing 4 is the axonometric chart in the children trolley folding process of embodiment 1；
Side view of the accompanying drawing 5 for accompanying drawing 4；
Accompanying drawing 6 is the axonometric chart under the children trolley folded state of embodiment 1；
Accompanying drawing 7 is the side view under the children trolley folded state of embodiment 1；
Accompanying drawing 8 is the axonometric chart under the children trolley deployed condition of embodiment 2；
Accompanying drawing 9 is the axonometric chart under the children trolley folded state of embodiment 2；
Accompanying drawing 10 is the side view under the children trolley folded state of embodiment 2；
Wherein：10th, side stand；1st, front support rod；2nd, back stay；3rd, seat bar；31st, sitting portion；32nd, connecting portion；4th, sliding part；5th, push away
Bar；6th, connecting rod；7th, cross support component；71st, bottom supporting rod；72nd, front adaptor；73rd, rear adaptor；8th, rear attached support component；9th, rear ten
Word support component；91st, rear pole；92nd, upper adaptor；93rd, lower adaptor；30th, front component；40th, wheel assembly；
11st, first axle；12nd, the second axle；13rd, the 3rd axle；14th, the 4th axle；15th, the 5th axle.
Specific embodiment
Below in conjunction with the accompanying drawings with specific embodiment being further elaborated to technical scheme.
Embodiment 1
Referring to the children trolley shown in Fig. 1 to Fig. 7, which is included with deployed condition and the vehicle frame of folded state, located at vehicle frame bottom
Anterior front component 30, the wheel assembly 40 located at vehicle frame bottom rear portion, for vehicle frame is locked locking in the deployed state
Mechanism.The vehicle frame includes being divided into two side stands 10 of the left and right sides, the stull component being connected between both sides side stand 10.
Side stand 10 per side includes：Front support rod 1, back stay 2, seat bar 3, push rod 5 and connecting rod 6, wherein：
Gradually updip extends front support rod 1 from front to back, and front component 30 is located at the bottom of front support rod 1, the upper pivot of front support rod 1
It is connected on push rod 5；
Back stay 2 is vertically extending, and wheel assembly 40 is connected with located at the bottom of back stay 2, the upper pivot of back stay 2
One sliding part 4, the sliding part 4 slide up and down on front support rod 1；
Seat bar 3 extends along the longitudinal direction, after the front portion of seat bar 3 is pivotally connected on front support rod 1 and its rear portion is pivotally connected in
On bar 2；
Connecting rod 6 is vertically extending, and which is arranged on the rear side of front support rod 1, and the lower pivot of connecting rod 6 is connected on sliding part 4,
The top of connecting rod 6 is connected with the bottom phase pivot of push rod 5.The position that connecting rod 6 is connected with 5 phase pivot of push rod be located at push rod 5 with it is front
The lower section of the position of 1 phase pivot of pole connection.
Specifically, shown in Figure 3, the top of front support rod 1 is pivotally connected on push rod 5 by first axle 11, connecting rod 6
Connected by 12 phase pivot of the second axle between the bottom of top and push rod 5, the first axle 11 is on push rod 5 positioned at the second axle 12
Top.The front portion of seat bar 3 is pivotally connected on front support rod 1 by the 3rd axle 13, and the rear portion of seat bar 3 is connected by 14 pivot of the 4th axle
It is connected on back stay 2, positioned at the lower section of sliding part 4 on front support rod 1, sliding part 4 specifically can be using slip for wherein the 3rd axle 13
Be set in sliding sleeve on front support rod 1.The bottom of connecting rod 6 is connected to around 15 common rotation of the 5th axle with the top of back stay 2
On sliding part 4, the 4th axle 14 is on back stay 2 positioned at the lower section of the 5th axle 15.
When vehicle frame is locked in deployed condition, per on side side stand 10, push rod 5 is extended along same length direction with connecting rod 6, and
Its bearing of trend is almost parallel with the length bearing of trend of front support rod 1, forms stable between front support rod 1, back stay 2 and seat bar 3
Triangular structure so that 10 structure of side stand per side is very succinct and with good rigidity.
Referring to shown in Fig. 1 to Fig. 7, stull component include being arranged on to folding in left-right direction both sides side stand 10 it
Between.In the present embodiment, the stull component at least includes cross support component 7, wherein, cross support component 7 include intersecting and
In two foundation struts 71 of infall phase pivot connection, incline along the longitudinal direction per foundation strut 71 and extend.Bottom supporting rod 71
Front portion is rotationally connected on the bottom of front support rod 1 in side side stand 10 by front adaptor 72, the rear portion of the bottom supporting rod 71
Rotationally it is connected in opposite side side stand 10 on the rear portion of seat bar 3 by rear adaptor 73.Specifically, front adaptor 72 is front
Positioned at the lower section of the 3rd axle 13 on pole 1, rear adaptor 73 is present on bar 3 and is located at the rear of the 4th axle 14.
In the present embodiment, the seat bar 3 per side includes the sitting portion 31 for extending along the longitudinal direction and from sitting portion 31
Rear portion bends downwards and backward the connecting portion 32 of extension, the rear and front end in sitting portion 31 be pivotally connected in respectively front support rod 1 with it is rear
On pole 2, rear adaptor 73 is then rotationally connected on the rear portion of connecting portion 32.
Stull component also includes the rear attached support component 8 between both sides back stay 2.In the present embodiment, attached support component 8 afterwards
The attached support structure with expansion auto-lock function for routine for adopting, naturally it is also possible to can transversely launch or receive using other
The transverse brace structure for holding together.
On the children trolley, locking mechanism can be adopted and is arranged between both sides sliding sleeve 4 and front support rod 1 for both are locked
Locking piece, naturally it is also possible to vehicle frame is locked in the deployed state using other latch-up structures.
Referring to shown in Fig. 1 to Fig. 3, when children trolley launches to use, vehicle frame is locked in the deployed state, collateral per side
Stable triangular structure is formed on frame 10 between front support rod 1, back stay 2 and seat bar 3, push rod 5 is conllinear with connecting rod 6 to be extended and position
In the rear side of front support rod 1, cross support component 7 and afterwards attached support component 8 distinguish the side stand for launching and causing both sides in left-right direction
10 transversely launch, and structure is very succinct and with good rigidity in the folded-out situation for vehicle frame, it is possible to provide reliable and stable
Sitting support.
When needing the children trolley folding is got up, referring to shown in Fig. 4, Fig. 5, after rear attached support component 8 is unlocked, behaviour
The push rod 5 of both sides is overturn forward by author so that the front side that push rod 5 is rotated relative to front support rod 1 and is increasingly towards front support rod 1 overturns
Draw in；When push rod 5 is overturn forward, the top of its underpart drivening rod 6 is up, so that connecting rod 6 drives sliding sleeve 4 along front support rod 1
Upward sliding, the top of back stay 2 is up and order about the rear portion of a bar 3 and lift then, so that 3 relative front support rod 1 of seat bar
Rotate with back stay 2.At the same time, the rear portion of seat bar 3 is lifted and causes the rear portion of bottom supporting rod 71 in cross support component 7 up, and two
Foundation strut 71 is relatively rotated and so that cross support component 7 is gradually drawn in left-right direction, drives then the side stand 10 of both sides
Transversely gradually draw in.
Finally, after children trolley is folded as shown in Figure 6, Figure 7, front support rod 1, back stay 2, seat on the side stand 10 per side
Bar 3 and push rod 5 are closely drawn in together along the longitudinal direction, and wheel assembly 40 collapses to the top of front component 30, cross
Component 7 and rear attached support component 8 are drawn between the side stand 10 of both sides in left-right direction.Vehicle frame overall volume after folding is little,
It is easy to user to carry and storage.Meanwhile, folding operation is simple, is easy to the regular job and use of user.
When needing to open children trolley, user also only needs the push rod 5 of pull-up both sides its relative front support rod 1 is gradually beaten
Open, just can cause to relatively rotate per each rod member on side side stand 10 and gradually spread out, while cross support component 7 and stull component
8 gradually launch in left-right direction also with the expansion of side stand 10, until after vehicle frame is fully deployed, locking mechanism locking is pushed away
The expansion operation of car is completed, and its operation is also very convenient.
Embodiment 2
Referring to the children trolley shown in Fig. 8 to Figure 10, the vehicle frame of the children trolley is substantially same as Example 1, its main distinction
It is the setting of stull component.
The stull component includes cross support component 7 and rear cross support component 9, wherein, in the present embodiment, cross support component 7
Setting form with it is identical in embodiment 1, here is omitted.
Referring to shown in Fig. 8, Fig. 9, rear cross support component 9 includes intersecting and after two of infall phase pivot connection
Strut 91, every rear pole 91 are vertically extending.The top of rear pole 91 is rotationally connected to by upper adaptor 92
The rear portion of seat bar 3 in side side stand 10, the bottom of the rear pole 91 are rotationally connected to opposite side side by lower adaptor 93
The bottom of back stay 2 in support 10.Wherein, upper adaptor 92 is present on bar 3 and is located at the rear of the 4th axle 14, adaptor 92 on this
The rear of rear adaptor 73 is can also be provided at specifically.
When folding, after locking mechanism unblock, the push rod 5 of both sides is turned over forward the children trolley of the embodiment by operator
After turning, each rod member in unilateral side stand 10 is relatively rotated and is gradually drawn in, in this process, the rear portion of seat bar 3 it is up and
So that cross support component 7 and rear cross support component 9 are gradually drawn in respectively in left-right direction, so that 10 edge of side stand of both sides
Left and right directions is gradually close together.Also easily, as shown in Figure 9, Figure 10, which ties the children trolley after folding the folding operation
Structure is equally also very compact, takes up room little.
To sum up, children trolley of the invention, the rod member quantity on its unilateral side stand 10 are few, and vehicle frame is tied in the deployed state
Structure is succinctly and with good rigidity.When needing to fold the go-cart, it is only necessary to overturn forward the push rod 5 of both sides and just can cause car
Each rod member on frame is relatively rotated and is gradually drawn in together；When needing to open the go-cart, also only need push rod 5 front relatively
The upset of bar 1 is opened, and each rod member on vehicle frame just can be caused to relatively rotate and gradually spread out, and operation very facilitates.After folding
Cart structure is also very compact, is that the daily storage of user brings facility with carrying.
Above-described embodiment technology design only to illustrate the invention and feature, its object is to allow person skilled in the art's energy
Solution present disclosure much of that is simultaneously implemented according to this, can not be limited the scope of the invention with this.It is all spiritual according to the present invention
Equivalence changes or modification that essence is made, should all be included within the scope of the present invention.
Claims (11)
1. a kind of children trolley, including with deployed condition and the vehicle frame of folded state, located at the anterior front-wheel in the vehicle frame bottom
Component, the wheel assembly located at vehicle frame bottom rear portion, for the vehicle frame is locked locking mechanism in the deployed state, institute
Stating vehicle frame includes being divided into two side stands of the left and right sides, is connected to the stull component between side stand described in both sides, and which is special
Levy and be, the side stand per side includes：
Front support rod, gradually updip extends from front to back for which；
Sliding part, described sliding part slide up and down on the front support rod；
Back stay, which is vertically extending, and the upper pivot of the back stay is connected on the sliding part；
Seat bar, the seat bar extend along the longitudinal direction, and the front portion of the seat bar is pivotally connected in the front support rod above and the seat
The back pivot of bar is connected on the back stay；
Push rod, the upper pivot of the front support rod are connected on the push rod；
Connecting rod, the connecting rod are vertically extending, and the lower pivot of the connecting rod is connected on the sliding part and the company
The top of bar is connected with the bottom phase pivot of the push rod,
During the vehicle frame folding, on the side stand per side, the push rod is overturn towards the front side of the front support rod, drives institute
State connecting rod up and cause the sliding part sliding along the front support rod, so that the front support rod, back stay, seat bar, even
Bar and push rod are relatively rotated and are gradually drawn in together.
2. children trolley according to claim 1, it is characterised in that：When the vehicle frame is in deployed condition, per side
On the side stand, the connecting rod is extended along same length direction with the push rod.
3. children trolley according to claim 1, it is characterised in that：The top of the front support rod is connected by first axle pivot
It is connected on the push rod, is connected by the second axle phase pivot between the bottom of the top of the connecting rod and the push rod, described the
One axle is on the push rod positioned at the top of second axle.
4. children trolley according to claim 1, it is characterised in that：The bottom of the connecting rod, the top of the back stay
It is connected on the sliding part around same axis of rotation.
5. children trolley according to claim 1, it is characterised in that：The front portion of the seat bar is pivotally connected by the 3rd axle
On the front support rod, the sliding part is on the front support rod located at the top of the 3rd axle.
6. according to the arbitrary described children trolley of claim 1 to 5, it is characterised in that：The stull component can be in left-right direction
Folding it is arranged between the side stand of both sides, during the vehicle frame folding, the side stand of both sides is separately folded, described
Stull component in left-right direction folding and the side stand of both sides relative is drawn in.
7. children trolley according to claim 6, it is characterised in that：The stull component at least includes cross support component,
The cross support component includes intersecting and in two foundation struts of infall phase pivot connection, per the equal edge of bottom supporting rod described in root
Fore-and-aft direction extends, the front portion of the bottom supporting rod be rotationally connected on the bottom of front support rod described in side and its rear portion rotationally
It is connected on the rear portion of seat bar described in opposite side.
8. children trolley according to claim 7, it is characterised in that：The rear portion of the seat bar is pivotally connected by the 4th axle
In the rear on pole, the rear portion of the bottom supporting rod is rotationally connected on the rear portion of the seat bar by rear adaptor, described
Adaptor is located at the rear of the 4th axle on the seat bar afterwards.
9. children trolley according to claim 8, it is characterised in that：The seat bar includes the sitting for extending along the longitudinal direction
Portion, bend downwards and backward the connecting portion of extension from the sitting portion, the front portion in the sitting portion be pivotally connected in it is described before prop up
On bar and its rear portion is pivotally connected on the back stay, and the rear adaptor is connected on the rear portion of the connecting portion.
10. children trolley according to claim 6, it is characterised in that：The stull component also includes can be in left-right direction
The rear cross support component for drawing in, the rear cross support component include intersecting and in two back braces of infall phase pivot connection
Bar, vertically extending per rear pole described in root, the top of the rear pole is rotationally connected to one by upper adaptor
The rear portion and its underpart of seat bar described in side is rotationally connected on the bottom of back stay described in opposite side by lower adaptor, described
The rear portion of seat bar is pivotally connected on the back stay by the 4th axle, and the upper adaptor is on the seat bar positioned at described the
The rear of four axles.
11. children trolleys according to claim 6, it is characterised in that：The stull component is also included located at described in both sides
The rear attached support component that can be drawn in left-right direction between back stay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611059326.7A CN106515832B (en) | 2016-11-25 | 2016-11-25 | Children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611059326.7A CN106515832B (en) | 2016-11-25 | 2016-11-25 | Children trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106515832A true CN106515832A (en) | 2017-03-22 |
| CN106515832B CN106515832B (en) | 2018-10-19 |
Family
ID=58357015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611059326.7A Active CN106515832B (en) | 2016-11-25 | 2016-11-25 | Children trolley |
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| Country | Link |
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| CN (1) | CN106515832B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107650992A (en) * | 2017-09-08 | 2018-02-02 | 柯全德 | A kind of frame for baby cart |
| CN107813859A (en) * | 2017-11-15 | 2018-03-20 | 安阳市元启婴幼儿用品有限公司 | A kind of Novel baby stroller |
| CN107901977A (en) * | 2017-11-15 | 2018-04-13 | 安阳市元启婴幼儿用品有限公司 | A kind of folding mechanism for baby stroller |
| CN108583669A (en) * | 2018-05-07 | 2018-09-28 | 好孩子儿童用品有限公司 | Bi-directional foldable stroller |
| CN109606450A (en) * | 2018-12-03 | 2019-04-12 | 好孩子儿童用品有限公司 | A kind of children trolley |
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| CN107901977A (en) * | 2017-11-15 | 2018-04-13 | 安阳市元启婴幼儿用品有限公司 | A kind of folding mechanism for baby stroller |
| CN108583669A (en) * | 2018-05-07 | 2018-09-28 | 好孩子儿童用品有限公司 | Bi-directional foldable stroller |
| CN108583669B (en) * | 2018-05-07 | 2024-02-27 | 好孩子儿童用品有限公司 | Bidirectional folding cart |
| CN109606450A (en) * | 2018-12-03 | 2019-04-12 | 好孩子儿童用品有限公司 | A kind of children trolley |
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|---|---|
| CN106515832B (en) | 2018-10-19 |
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