CN110481623B - Folding stroller - Google Patents
Folding stroller Download PDFInfo
- Publication number
- CN110481623B CN110481623B CN201910671989.1A CN201910671989A CN110481623B CN 110481623 B CN110481623 B CN 110481623B CN 201910671989 A CN201910671989 A CN 201910671989A CN 110481623 B CN110481623 B CN 110481623B
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- China
- Prior art keywords
- rod
- rotatably connected
- seat
- stroller
- push rod
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- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a folding child stroller, which comprises a push rod, a front support, a rear support, an upper surrounding rod, a side supporting rod and a seat rod, wherein the lower part of the upper surrounding rod is rotatably connected with the lower part of the push rod, the upper part of the side supporting rod is rotatably and slidably connected with the upper surrounding rod, the side supporting rod is rotatably connected with the rear support, the seat rod is rotatably connected with the front support, and the rear part of the seat rod is directly or indirectly driven by the lower part of the side supporting rod in the transition process of the folding child stroller from an open state to a folding state. When folding, the side stay bar is when rotating, and its upper portion is along last enclosing the pole and is slided to the lower part of side stay bar drives the seat pole and rotates, and whole car is after accomplishing folding, small in size, conveniently carries, simple structure, and the design is exquisite, convenient operation.
Description
Technical Field
The invention relates to a folding child stroller.
Background
Folding child strollers are widely used as a baby walker. The folding is convenient, the volume is small after folding, so that the folding baby stroller is easy to store and convenient to carry, and is a use requirement of consumers for folding baby strollers. The folding child cart in the prior art is complex in general structure, large in size after being folded, heavy, inconvenient to carry and relatively occupied in storage.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a folding stroller.
In order to achieve the aim, the technical scheme adopted by the invention is that the folding child cart comprises a push rod, a front support, a rear support, any two of the upper part of the front support, the upper part of the rear support and the lower part of the push rod are rotatably connected, one of the other is rotatably connected with at least one of the two, and the folding child cart further comprises
The lower part of the upper surrounding rod is rotationally connected with the lower part of the push rod;
The upper part of the side stay bar is connected with the upper surrounding bar in a relatively rotatable and relatively slidable way, and the side stay bar is rotationally connected with the rear bracket;
the seat rod is rotatably connected with the front support, and the rear part of the seat rod is directly or indirectly driven by the lower part of the side stay rod in the transition process of the folding child trolley from the unfolded state to the folded state.
Further, the upper surrounding rod is connected with a sliding sleeve in a sliding way, and the upper part of the side supporting rod is connected with the sliding sleeve in a rotating way.
Optionally, the folding child stroller further comprises a basket bar rotatably connected to the rear bracket, a front portion of the basket bar being rotatably connected to a rear portion of the seat bar, and a lower portion of the side stay being rotatably and slidably connected to the basket bar. Specifically, a chute is formed in the basket rod, and a pin shaft which can slide along the chute and rotate in the chute is arranged at the lower part of the side stay rod.
Optionally, the lower portion of the side stay is rotatably coupled to the rear portion of the seat post.
Further, the folding child cart further comprises an armrest, the rear part of which is rotationally connected with the front support, and a connecting rod, the upper part of which is rotationally connected with the armrest, and the lower part of which is rotationally connected with the seat rod.
Further, the upper portion of the front bracket has a forwardly extending joint to which the armrest is connected.
Further, the folding child stroller further comprises an upper push rod, wherein the lower part of the upper push rod is rotatably connected with the upper part of the push rod.
Further, the push rod, the upper surrounding rod, the front support and the rear support are rotationally connected on the same rotation axis.
Further, when the folding child stroller is in the open state, the push rod is positioned above the rear support, the folding child stroller also has a reverse working state, and when the folding child stroller is in the reverse working state, the push rod rotates to be positioned above the front support.
Due to the adoption of the technical scheme, when the folding child stroller is folded, the upper part of the side stay rod slides along the upper surrounding rod while the side stay rod rotates, the lower part of the side stay rod drives the seat rod to rotate, and the whole stroller is small in size, convenient to carry, simple in structure, exquisite in conception and convenient to operate after being folded.
Drawings
FIG. 1 is a schematic side view of a folding stroller in an open configuration in accordance with an embodiment of the present invention;
FIG. 2 is a schematic perspective view of FIG. 1;
FIG. 3 is a schematic side elevational view of the folding child stroller of FIG. 1 in a reverse orientation;
FIG. 4 is a schematic perspective view of FIG. 3;
FIG. 5 is a schematic side elevational view of the folding child stroller of FIG. 1 during folding;
FIG. 6 is a schematic perspective view of FIG. 5;
FIG. 7 is a schematic side elevational view of the folding child stroller of FIG. 1 in a folded configuration;
FIG. 8 is a schematic perspective view of FIG. 7;
Fig. 9 is a schematic side view of a folding stroller in an open configuration according to another embodiment of the present invention.
The reference numerals in the figures are:
1. The device comprises an upper push rod, a side support rod, an upper surrounding rod, a sliding sleeve, a front support, a rear support, a seat rod, a basket rod, a connecting rod, a handrail, a sliding groove, a connector, a front wheel, a rear wheel, a connecting piece and a connecting piece.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the attached drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art.
Example 1
As can be seen from the structural schematic diagrams of fig. 1 to 8, the folding stroller in this embodiment has an open state and a folded state, and includes a push rod 2, a front support 6, a rear support 7, an upper surrounding rod 4, side support rods 3, and a seat rod 8, wherein any two of the upper part of the front support 6, the upper part of the rear support 7, and the lower part of the push rod 2 are rotatably connected, and one of the other two is rotatably connected to at least one of the two, preferably, the bottom of the front support 6 is connected to a front wheel 14, the upper part of the front support 6 is rotatably connected to the lower part of the push rod 2, the bottom of the rear support 7 is connected to a rear wheel 15, and the upper part of the rear support 7 is rotatably connected to the front support 6 or the push rod 2.
The lower part of the upper surrounding rod 4 is rotationally connected with the lower part of the push rod 2. In this embodiment, the push rod 2, the upper surrounding rod 4, the front bracket 6 and the rear bracket 7 are rotatably connected on the same rotation axis, such as the rotation axis a shown in fig. 1. Preferably, the upper surrounding rod 4 is located inside the push rod 2, and a plane extending in the up-down direction and the front-back direction is provided, so that the projections of the upper surrounding rod 4 and the push rod 2 on the plane substantially coincide.
The upper portion of the side stay bar 3 and the upper surrounding rod 4 can be connected in a relatively rotatable and relatively slidable manner, and in the specific structure in this embodiment, the upper surrounding rod 4 is connected with a sliding sleeve 5 in a sliding manner, the upper portion of the side stay bar 3 is connected with the sliding sleeve 5 in a rotatable manner through a rotating shaft b, and the sliding sleeve 5 is located above the rotating shaft a. The side stay 3 is rotatably connected to the rear bracket 7 through a rotation shaft c, specifically, the rotation shaft c is located between the rotation shaft a and the rear wheel 15.
The seat bar 8 is rotatably connected to the front support 6 by a rotation axis d, in particular, between the rotation axis a and the front wheel 14. The rear part of the seat bar 8 is directly or indirectly driven by the lower part of the side stay 3 during the transition of the folding child pushchair from the unfolded state to the folded state.
In this embodiment, the rear part of the seat bar 8 is indirectly driven by the lower part of the side stay 3 during the transition of the folding stroller from the unfolded state to the folded state. Specifically, the folding baby stroller further comprises a basket rod 9 which is rotationally connected with the rear support 7 through a rotating shaft e, the rotating shaft e is located between a rotating shaft c and a rear wheel 15, the front part of the basket rod 9 is rotationally connected with the rear part of the seat rod 8 through a rotating shaft f, the rotating shaft f is located behind the rotating shaft d and in front of the rotating shaft e, the lower part of the side support rod 3 and the basket rod 9 can be relatively rotated and can relatively slidingly connected, the basket rod 9 is provided with a sliding groove 12 in a specific structure, the lower part of the side support rod 3 is provided with a pin roll which can slide along the sliding groove 12 and rotate in the sliding groove 12, the pin roll is arranged at g position shown in the attached drawing 1, and g is located below the rotating shaft c.
The folding stroller in this embodiment further includes a handrail 11, in a more preferred embodiment, the rear portion of the handrail 11 is rotatably connected with the front support 6 through a rotation shaft h, and the handrail 11 is rotatably connected with the connecting rod 10 through a rotation shaft i, and the lower portion of the connecting rod 10 is rotatably connected with the seat rod 8 through a rotation shaft j, so that the stroller can drive the handrail 11 to be in linkage folding when being folded, and the whole stroller is smaller in size after folding. Specifically, the rotation axis i is located at the rear of the rotation axis h, and the rotation axis j is located between the rotation axis d and the rotation axis f. In the present embodiment, the armrest 11 and the front bracket 6 are specifically connected by a joint 13 extending forward from the upper part of the front bracket 6, and the armrest 11 is connected to the joint 13 in a rotating manner. In this embodiment, the specific connection structure between the armrest 11 and the connecting rod 10 is that a connecting piece 16 extending backward is fixedly connected to the rear portion of the armrest 11, the upper end of the connecting rod 10 is connected to the connecting piece 16, and when the folding stroller is in the open state, the connecting piece 16 is located inside the armrest 11 and the joint 13, where the inside refers to the side facing the interior of the stroller.
In this embodiment, the folding stroller further includes an upper push rod 1, and the lower portion of the upper push rod is rotatably connected to the upper portion of the push rod 2 through a rotating shaft k.
In a more preferred embodiment, the folding stroller is a reversible stroller, the push rod 2 is rotatably positioned above the front support 6 or above the rear support 7, and the push rod 2 is positioned above the rear support 7 in the above-described open position of the stroller, so that the stroller can be pushed forward, i.e., in the same direction as a child sitting in the stroller, and has a reverse operating position in which the push rod 2 is positioned above the front support 6, so that the stroller can be pushed in the reverse direction, i.e., in the opposite direction, to the child sitting in the stroller, and so that the child condition in the stroller can be easily checked. .
The upper push rod 1, the upper surrounding rod 4, the handrails 11 and the basket rod 9 are all U-shaped, and the push rod 2, the side supporting rod 3, the front bracket 6, the rear bracket 7, the seat rod 8 and the connecting rod 10 are respectively two and symmetrically arranged on the left side and the right side of the cart.
Working principle:
When the folding child stroller needs to be folded in an unfolded state, the upper push rod 1 is rotated forwards and downwards to be close to the push rod 2, the push rod 2 and the upper surrounding rod 4 are rotated backwards and downwards, the upper surrounding rod 4, the side support rods 3, the sliding sleeve 5 and the rear support 7 form a crank-slide block mechanism, the upper surrounding rod 4 drives the upper part of the side support rods 3 to rotate backwards in the process of rotating and approaching the rear support rods 7, the sliding sleeve 5 moves upwards along the side support rods 3, the rear support rods 7, the basket rods 9 and the sliding grooves 12 form another crank-slide block mechanism, when the lower part of the side support rods 3 rotate forwards, the basket rods 9 are pried to rotate, the pin shafts connected to the lower parts of the side support rods 3 slide forwards along the sliding grooves 12, the front support rods 6, the rear support rods 7, the seat rods 8 and the basket rods 9 form a four-link mechanism, the front support rods 6 and the rear support rods 7 are mutually rotated upwards in the process of rotating and the front support rods 6, the seat rods 8 and the connecting rods 10 and 11 form another four-link mechanism, and the front support rods 11 rotate the seat rods 11 and the front support rods 11 are moved upwards. And (5) finishing the whole vehicle folding until all the parts are folded.
When the folding child stroller needs to be folded in the reverse state, the push rod 2 is firstly rotated backwards, the folding child stroller is firstly switched to the card punching state, and then the folding child stroller is folded according to the steps.
Example two
Referring to fig. 9, the folding stroller in this embodiment is basically identical to the frame structure in the first embodiment, and the folding stroller in this embodiment is different from the first embodiment only in that in this embodiment, the rear portion of the seat post 8 is directly driven by the lower portion of the side stay 3 during the transition of the folding stroller from the open state to the folded state.
Specifically, in the present embodiment, compared with the first embodiment, the basket bar 9 is not provided, and the lower portion of the side stay 3 is directly connected to the rear portion of the seat bar 8 by rotation with the rotation shaft l interposed between the rotation shaft d and the rotation shaft c.
Working principle:
When the folding child stroller needs to be folded in an unfolded state, the upper push rod 1 is rotated forwards and downwards to be close to the push rod 2, the push rod 2 and the upper surrounding rod 4 are rotated backwards and downwards, the upper surrounding rod 4, the side support rods 3, the sliding sleeve 5 and the rear support 7 form a crank slide block mechanism, the upper surrounding rod 4 drives the upper part of the side support rods 3 to rotate backwards in the process of rotating and approaching the rear support rods 7, the sliding sleeve 5 moves upwards along the side support rods 3, the front support rods 6, the rear support rods 7, the seat rods 8 and the side support rods 3 form a four-bar mechanism, the lower parts of the side support rods 3 drive the rear parts of the seat rods 8 to rotate upwards, so that the front support rods 6 and the rear support rods 7 rotate towards each other, the front support rods 6, the seat rods 8, the connecting rods 10 and the handrails 11 rotate to enable the handrails 11 and the connecting rods 10 to rotate towards each other to be close to the front support rods 6. And (5) finishing the whole vehicle folding until all the parts are folded.
When the folding child stroller needs to be folded in the reverse state, the push rod 2 is firstly rotated backwards, the folding child stroller is firstly switched to the card punching state, and then the folding child stroller is folded according to the steps.
The folding child cart in the above embodiment, when folding, the side stay rod slides along the upper surrounding rod while rotating, and the lower part of the side stay rod directly or indirectly drives the seat rod to rotate, so that the whole cart is small in size, convenient to carry, simple in structure, exquisite in conception and convenient to operate after folding.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910671989.1A CN110481623B (en) | 2019-07-24 | 2019-07-24 | Folding stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910671989.1A CN110481623B (en) | 2019-07-24 | 2019-07-24 | Folding stroller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110481623A CN110481623A (en) | 2019-11-22 |
| CN110481623B true CN110481623B (en) | 2025-01-21 |
Family
ID=68548125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910671989.1A Active CN110481623B (en) | 2019-07-24 | 2019-07-24 | Folding stroller |
Country Status (1)
| Country | Link |
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| CN (1) | CN110481623B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111591336A (en) * | 2020-05-18 | 2020-08-28 | 徐江林 | A stroller frame structure that is easy to fold |
| TW202513374A (en) * | 2023-09-28 | 2025-04-01 | 瑞士商明門瑞士股份有限公司 | Stroller |
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| CN203172680U (en) * | 2013-03-29 | 2013-09-04 | 好孩子儿童用品有限公司 | Baby stroller |
| CN104015775A (en) * | 2014-06-04 | 2014-09-03 | 好孩子儿童用品有限公司 | Stroller |
| CN109760731A (en) * | 2018-12-11 | 2019-05-17 | 好孩子儿童用品有限公司 | a children's stroller |
| CN210502824U (en) * | 2019-07-24 | 2020-05-12 | 好孩子儿童用品有限公司 | Folding children's barrow |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2700198Y (en) * | 2004-04-12 | 2005-05-18 | 好孩子儿童用品有限公司 | Folding push-cart for children |
| CN105346584B (en) * | 2015-11-16 | 2020-04-10 | 好孩子儿童用品有限公司 | Children umbrella handle vehicle |
| CN205469212U (en) * | 2015-12-30 | 2016-08-17 | 好孩子儿童用品有限公司 | Foldable stroller |
| CN206719297U (en) * | 2016-11-30 | 2017-12-08 | 好孩子儿童用品有限公司 | Children trolley |
| CN206465990U (en) * | 2016-12-28 | 2017-09-05 | 好孩子儿童用品有限公司 | Children trolley |
| CN206968734U (en) * | 2017-01-13 | 2018-02-06 | 好孩子儿童用品有限公司 | A kind of go-cart for double child |
| CN207697787U (en) * | 2017-12-05 | 2018-08-07 | 好孩子儿童用品有限公司 | A kind of go-cart for double child |
| CN208813292U (en) * | 2018-07-19 | 2019-05-03 | 好孩子儿童用品有限公司 | Reversible folding stroller |
| CN109178077A (en) * | 2018-09-29 | 2019-01-11 | 好孩子儿童用品有限公司 | Folding baby cart |
| CN109484457A (en) * | 2018-11-22 | 2019-03-19 | 宁波妈咪宝婴童用品制造有限公司 | A kind of seat can 360 ° of rotations folding of baby vehicle frames |
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2019
- 2019-07-24 CN CN201910671989.1A patent/CN110481623B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203172680U (en) * | 2013-03-29 | 2013-09-04 | 好孩子儿童用品有限公司 | Baby stroller |
| CN104015775A (en) * | 2014-06-04 | 2014-09-03 | 好孩子儿童用品有限公司 | Stroller |
| CN109760731A (en) * | 2018-12-11 | 2019-05-17 | 好孩子儿童用品有限公司 | a children's stroller |
| CN210502824U (en) * | 2019-07-24 | 2020-05-12 | 好孩子儿童用品有限公司 | Folding children's barrow |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110481623A (en) | 2019-11-22 |
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