CN113086074B - Baby carrier - Google Patents
Baby carrier Download PDFInfo
- Publication number
- CN113086074B CN113086074B CN202110521121.0A CN202110521121A CN113086074B CN 113086074 B CN113086074 B CN 113086074B CN 202110521121 A CN202110521121 A CN 202110521121A CN 113086074 B CN113086074 B CN 113086074B
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- CN
- China
- Prior art keywords
- rod
- axis
- seat
- transmission
- support
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- 230000005540 biological transmission Effects 0.000 claims abstract description 89
- 238000013459 approach Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 description 10
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K15/006—Collapsible or foldable cycles the frame being foldable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K9/00—Children's cycles
- B62K9/02—Tricycles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a baby carrier, which comprises a front connecting seat, wherein a front assembly is connected to the front connecting seat, the front assembly comprises a steering rod capable of rotating relative to the front connecting seat, a front wheel is connected to the lower part of the steering rod, a steering handle is connected to the upper end of the steering rod, the baby carrier further comprises a rear supporting frame provided with a front connecting part and a rear connecting part, a rear wheel is connected to the rear connecting part, a transmission mechanism capable of enabling the upper end of the front assembly to be close to the upper end of the front assembly and enabling the rear wheel to be close to the front wheel when the baby carrier is folded is arranged between the front connecting part and the front connecting seat, a seat supporting piece is connected to the rear supporting frame in a rotating mode around a first axis, a transmission piece is arranged between the rear side of the seat supporting piece and the rear supporting frame, one end of the transmission piece is connected to the seat supporting piece in a rotating mode around a second axis, and the other end of the transmission piece is movably connected to the rear supporting frame. The folding device is simple in structure and small in size after folding.
Description
[ Field of technology ]
The present invention relates to a stroller.
[ Background Art ]
The baby carrier is a product which can be ridden and played by children and is an indispensable object in the growth process of the children. In order to pursue portability or convenient storage, the existing strollers are generally foldable, for example, chinese patent publication No. (CN 207029446U) discloses a foldable strollers, but the folded strollers are still large and have a complex structure.
The present invention has been made in view of the above drawbacks.
[ Invention ]
The invention aims to overcome the defects of the prior art and provide the baby carrier which is simple in structure and small in size after being folded.
The invention is realized by the following technical scheme:
A stroller movable from an extended position to a collapsed position after a latch is unlocked, characterized by: the baby carrier comprises a front connecting seat 1, the front connecting seat 1 is connected with a front assembly 2, the front assembly 2 comprises a steering rod 21 which can rotate relative to the front connecting seat 1, the lower part of the steering rod 21 is connected with a front wheel 22, the upper end of the steering rod 21 is connected with a steering handle 23, the baby carrier further comprises a rear supporting frame 3 with a front connecting part 31 and a rear connecting part 32, the rear connecting part 32 is connected with a rear wheel 4, a transmission mechanism 5 which can enable the front connecting part 31 to approach the upper end of the front assembly 2 and enable the rear wheel 4 to approach the front wheel 22 when the baby carrier is folded is arranged between the front connecting part 31 and the front connecting seat 1, the rear supporting frame 3 is connected with a seat supporting piece 6, the front side of the seat supporting piece 6 is connected with the rear supporting frame 3 in a rotating mode around a first axis A, one end of the transmission piece 7 is connected with the seat supporting piece 6 in a rotating mode around a second axis B, the other end of the transmission piece 7 is connected with the rear supporting frame 3 in a movable mode, and when the rear supporting frame 3 is folded, and the rear supporting frame 3 is folded to enable the rear supporting piece 3 to approach the rear supporting frame 3 to slide around the rear supporting frame 3.
A stroller as defined above, wherein: the transmission mechanism 5 comprises an upper transmission rod 51 and a lower transmission rod 52, one end of the upper transmission rod 51 is rotationally connected with the front connecting seat 1 around a third axis C, and the other end of the upper transmission rod is rotationally connected with the rear supporting frame 3 around a fourth axis D; one end of the lower transmission rod 52 is rotationally connected with the front connecting seat 1 around the fifth axis E, the other end is rotationally connected with the rear supporting frame 3 around the sixth axis F,
A stroller as defined above, wherein: the rear support 3 is provided with a sliding block 8 which can slide along the rear support, and the transmission piece 7 and the sliding block 8 are rotationally connected around a seventh axis G and are movably connected on the rear support 3 through the sliding block 8.
A stroller as defined above, wherein: a lower linkage rod 9 is further arranged between the lower transmission rod 52 and the sliding block 8, one end of the lower linkage rod 9 is rotationally connected with the middle part of the lower transmission rod 52 around an eighth axis H, and the other end of the lower linkage rod 9 is rotationally connected with the sliding block 8 around a ninth axis I.
A stroller as defined above, wherein: the rear bracket 3 comprises an outer shell 33 and an inner rod 34 fixedly connected with the outer shell 33, and the sliding block 8 is slidably connected on the inner rod 34.
A stroller as defined above, wherein: the rear bracket 3 is provided with a chute, and the sliding block 8 is in sliding connection with the chute.
A stroller as defined above, wherein: the rear wheels 4 are arranged at two sides of the rear supporting frame 3, the transmission piece 7 is provided with a connecting position 71 for connecting the hand push rod 10, and when the baby carrier is in a folding position, the transmission piece 7 moves to a position close to the rear connecting part 32, and the included angle a between the hand push rod 10 and the rear supporting frame 3 is smaller than 20 degrees.
A stroller as defined above, wherein: the seat support 6 is connected with a backrest 20 which can be unfolded or folded in a rotating way relative to the seat support, and the backrest 20 is connected with a surrounding frame 30 which can be unfolded or folded relative to the backrest.
A stroller as defined above, wherein: the first axis a and the fourth axis D are collinear so that the rear bracket 3, the seat support 6 and the upper transmission rod 51 are coaxially connected, and the locking means is provided between the rear bracket 3 and the upper transmission rod 51.
A stroller as defined above, wherein: the first axis a and the fourth axis D are collinear so that the rear bracket 3, the seat support 6 and the upper transmission rod 51 are coaxially connected, and the locking means is provided between the rear bracket 3 and the upper transmission rod 51.
Compared with the prior art, the invention has the following advantages:
1. The rear supporting frame is connected with the front connecting seat through the transmission mechanism, when the baby carrier is folded, the transmission mechanism drives the front connecting part on the rear supporting frame to move to a position close to the upper end of the front assembly, the rear wheel is close to the front wheel at the moment, and the seat supporting piece is driven by the transmission piece sliding along the rear supporting frame to be close to the rear supporting frame in the movement process, so that the folding of the whole baby carrier is realized. The whole baby carrier is simple and compact in structure and small in size after being folded.
2. The transmission mechanism comprises an upper transmission rod and a lower transmission rod, wherein one end of the upper transmission rod is rotationally connected with a front connecting seat, and the other end of the upper transmission rod is rotationally connected with a rear supporting frame; one end of the lower transmission rod is rotationally connected with the front connecting seat, and the other end is rotationally connected with the rear supporting frame. Therefore, the front connecting seat, the upper transmission rod, the lower transmission rod and the rear support frame form a four-bar mechanism, and the movement is flexible and smooth in the unfolding or folding process of the baby carrier.
3. The rear support frame is provided with a sliding block capable of sliding along the rear support frame, the transmission piece is rotationally connected with the sliding block and is movably connected on the rear support frame through the sliding block, a lower linkage rod is further arranged between the lower transmission rod and the sliding block, one end of the lower linkage rod is rotationally connected with the middle part of the lower transmission rod, and the other end of the lower linkage rod is rotationally connected with the sliding block. When the baby carrier is folded, the lower transmission rod in the movement process pushes the lower linkage rod, so that the transmission piece slides downwards along the rear supporting frame, the seat supporting piece is close to the rear supporting frame to realize the whole car linkage folding, when the baby carrier is unfolded, the transmission mechanism of the four-bar structure is unfolded, the lower transmission rod in the process pulls the lower linkage rod, so that the transmission piece slides upwards along the rear supporting frame, the seat supporting piece is unfolded, the whole car linkage unfolding is realized, the structural design is ingenious, and the unfolding or folding is flexible and smooth.
4. The rear wheels are arranged at two sides of the rear supporting frame, the transmission part is provided with a connecting position for connecting the push rod, and when the baby carriage is in a folding position, the transmission part moves to a position close to the rear connecting part, and the included angle a between the push rod and the rear supporting frame is smaller than 20 degrees. When the hand push rod is connected to the connecting position, a person can push the baby carrier through the hand push rod, and when the baby carrier is folded, the included angle a between the hand push rod and the rear supporting frame is smaller than 20 degrees, so that the user can move by pulling the baby carrier in the folded state through the hand push rod, and the baby carrier is convenient to carry. More importantly, when the baby carrier is folded, the push rod can be folded together without disassembling the push rod, and the folding operation is more convenient and quick.
5. The folding type portable folding device is simple in structure, convenient to operate, small in size after folding, convenient to carry and suitable for popularization and application.
[ Description of the drawings ]
FIG. 1 is a perspective view of embodiment 1 of the present invention;
FIG. 2 is a side view of embodiment 1 of the present invention in an expanded state;
FIG. 3 is a side view of embodiment 1 of the present invention during folding;
FIG. 4 is a side view showing a folded state of embodiment 1 of the present invention;
FIG. 5 is a side view of a component of the present invention;
FIG. 6 is a side view of embodiment 2 of the present invention in an expanded state;
FIG. 7 is one of the side views of embodiment 2 of the present invention during folding;
FIG. 8 is a second side view of embodiment 2 of the present invention during folding;
Fig. 9 is a side view showing a folded state of embodiment 2 of the present invention.
[ Detailed description ] of the invention
The invention is further described below with reference to the accompanying drawings:
Example 1:
As shown in fig. 1 to 5, a stroller can be moved from an unfolded position to a folded position after a locking device is unlocked, and comprises a front connecting seat 1, wherein a front assembly 2 is connected to the front connecting seat 1, the front assembly 2 comprises a steering rod 21 capable of rotating relative to the front connecting seat 1, a front wheel 22 is connected to the lower part of the steering rod 21, a steering handle 23 is connected to the upper end of the steering rod 21, the stroller further comprises a rear support frame 3 provided with a front connecting part 31 and a rear connecting part 32, a rear wheel 4 is connected to the rear connecting part 32, a transmission mechanism 5 capable of enabling the front connecting part 31 to approach the upper end of the front assembly 2 and enabling the rear wheel 4 to approach the front wheel 22 when the stroller is folded is arranged between the front connecting part 31 and the front connecting seat 1, a seat support 6 is connected to the rear support frame 3, the front side of the seat support 6 is rotatably connected with the rear support frame 3 around a first axis a, a transmission member 7 is arranged between the rear side of the seat support 6 and the rear support frame 3, and the transmission member 7 is rotatably connected with the rear support frame 3 around a second axis a, and the seat support frame 6 is rotatably connected with the rear support frame 3 along one end of the transmission member 7 when the seat support frame 3 is folded. The rear support 3 is connected with the front connecting seat 1 through the transmission mechanism 5, when the baby carrier is folded, the transmission mechanism 5 drives the front connecting part 31 on the rear support 3 to move to a position close to the upper end of the front assembly 2, at the moment, the rear wheel 4 is close to the front wheel 22, and in the moving process, the seat support 6 is driven by the transmission part 7 sliding along the rear support 3 to be close to the rear support 3, so that the folding of the whole baby carrier is realized. The whole baby carrier is simple and compact in structure and small in size after being folded. The locking device may adopt a conventional spline engagement structure or a bayonet lock hole structure, and the like, and will not be described herein.
As shown in fig. 1 to 5, the transmission mechanism 5 includes an upper transmission rod 51 and a lower transmission rod 52, one end of the upper transmission rod 51 is rotatably connected with the front connection seat 1 around a third axis C, and the other end is rotatably connected with the rear bracket 3 around a fourth axis D; one end of the lower transmission rod 52 is rotatably connected with the front connecting seat 1 around the fifth axis E, and the other end is rotatably connected with the rear supporting frame 3 around the sixth axis F. Therefore, the front connecting seat 1, the upper transmission rod 51, the lower transmission rod 52 and the rear support frame 3 form a four-bar mechanism, and the movement is flexible and smooth in the unfolding or folding process of the baby carrier.
The first axis A and the fourth axis D are collinear, so that the rear support frame 3, the seat support 6 and the upper transmission rod 51 are coaxially connected, and the locking device is arranged between the rear support frame 3 and the upper transmission rod 51, so that the baby carrier is compact in structure and flexible to fold.
As shown in fig. 2 to 5, the rear bracket 3 is provided with a sliding block 8 capable of sliding along the rear bracket, and the transmission member 7 is rotatably connected with the sliding block 8 around a seventh axis G and is movably connected to the rear bracket 3 through the sliding block 8. When the baby carrier is unfolded or folded, the transmission member 7 slides along the rear bracket 3 through the sliding block 8, so that the seat support 6 is unfolded or folded smoothly.
As shown in fig. 2 to 5, a lower linkage rod 9 is further disposed between the lower transmission rod 52 and the sliding block 8, one end of the lower linkage rod 9 is rotatably connected with the middle part of the lower transmission rod 52 around the eighth axis H, and the other end is rotatably connected with the sliding block 8 around the ninth axis I. When the baby carrier is folded, the lower transmission rod 52 in the movement process pushes the lower linkage rod 9, so that the transmission piece 7 slides downwards along the rear supporting frame 3, the seat supporting piece 6 is close to the rear supporting frame 3 to realize the whole car linkage folding, when the baby carrier is unfolded, the transmission mechanism 5 with the four-bar structure is unfolded, the lower transmission rod 52 pulls the lower linkage rod 9 in the process, the transmission piece 7 slides upwards along the rear supporting frame 3, the seat supporting piece 6 is unfolded, the whole car linkage unfolding is realized, the structural design is ingenious, and the unfolding or folding is flexible and smooth.
As shown in fig. 1 and 5, the rear bracket 3 includes an outer housing 33 and an inner rod 34 fixedly connected to the outer housing 33, and the sliding block 8 is slidably connected to the inner rod 34. The sliding block 8 slides along the inner rod 34, so that the baby carrier can be unfolded or folded smoothly. Of course, a sliding groove (not shown) may be provided on the rear bracket 3, and the sliding block 8 is slidably connected in the sliding groove.
Example 2:
As shown in fig. 6 to 9, embodiment 2 differs from embodiment 1 in that:
The rear wheels 4 are arranged at two sides of the rear supporting frame 3, the transmission piece 7 is provided with a connecting position 71 for connecting the hand push rod 10, and when the baby carrier is in a folding position, the transmission piece 7 moves to a position close to the rear connecting part 32, and the included angle a between the hand push rod 10 and the rear supporting frame 3 is smaller than 20 degrees. The connecting position 71 is a plugging hole for plugging the hand push rod 10. Because the driving medium 7 is rotatably connected with the sliding block 8, after the driving medium 7 slides along the rear supporting frame 3, the driving medium 7 rotates relative to the rear supporting frame 3, so that the connecting position 71 is changed by the rotation of the driving medium 7, the extending direction of the push rod 10 is changed when the baby carrier is unfolded and the extending direction of the push rod 10 is changed when the baby carrier is folded, so that the included angle a between the push rod 10 and the rear supporting frame 3 is smaller than 20 degrees when the baby carrier is folded, the push rod 10 is close to the seat supporting member 6 when the baby carrier is folded, the method that the push rod needs to be disassembled when the traditional baby carrier is folded is changed, and the baby carrier is more compact after being folded. In addition, when the baby carriage in the folded state, the baby carriage in the folded state can be pulled by the push rod 10 to walk, and the baby carriage in the folded state can be towed on the ground, so that the baby carriage is more convenient to carry.
As shown in fig. 6 to 9, the seat support 6 is connected with a backrest 20 which can be unfolded or folded in a rotating manner, and the backrest 20 is connected with a surrounding frame 30 which can be unfolded or folded in a rotating manner. The enclosure 30 ensures the safety of the child sitting and the backrest 20 ensures the comfort of the child sitting. When the buggy is folded, the peripheral frame 30 can be turned onto the backrest 20, then the backrest 20 together with the peripheral frame 30 is turned onto the seat support 6, and finally the push rod 10 approaches the backrest 20.
Claims (1)
1. A stroller movable from an extended position to a collapsed position after a latch is unlocked, characterized by: comprises a front connecting seat (1), wherein a front component (2) is connected to the front connecting seat (1), the front component (2) comprises a steering rod (21) which can rotate relative to the front connecting seat (1), the lower part of the steering rod (21) is connected with a front wheel (22), the upper end of the steering rod (21) is connected with a steering handle (23), the baby carrier further comprises a rear supporting frame (3) provided with a front connecting part (31) and a rear connecting part (32), the rear connecting part (32) is connected with a rear wheel (4), a transmission mechanism (5) which can enable the upper end of the front connecting part (31) to approach the front component (2) and enable the rear wheel (4) to approach the front wheel (22) when the baby carrier is folded is arranged between the front connecting part (31) and the front connecting seat (1), The rear support (3) is connected with a seat support (6), the front side of the seat support (6) is rotationally connected with the rear support (3) around a first axis (A), a transmission member (7) is arranged between the rear side of the seat support (6) and the rear support (3), one end of the transmission member (7) is rotationally connected with the seat support (6) around a second axis (B), the other end of the transmission member (7) is movably connected with the rear support (3), when the baby carrier is folded, the transmission member (7) slides backwards along the rear support (3) to enable the seat support (6) to be close to the rear support (3), the transmission mechanism (5) comprises an upper transmission rod (51) and a lower transmission rod (52), One end of the upper transmission rod (51) is rotationally connected with the front connecting seat (1) around a third axis (C), and the other end of the upper transmission rod is rotationally connected with the rear supporting frame (3) around a fourth axis (D); One end of the lower transmission rod (52) is rotationally connected with the front connecting seat (1) around a fifth axis (E), the other end of the lower transmission rod (52) is rotationally connected with the rear supporting frame (3) around a sixth axis (F), a sliding block (8) capable of sliding along the rear supporting frame (3) is arranged on the rear supporting frame (3), the transmission piece (7) is rotationally connected with the sliding block (8) around a seventh axis (G) and is movably connected on the rear supporting frame (3) through the sliding block (8), a lower linkage rod (9) is further arranged between the lower transmission rod (52) and the sliding block (8), one end of the lower linkage rod (9) is rotationally connected with the middle part of the lower transmission rod (52) around an eighth axis (H), the other end of the lower linkage rod (9) is rotationally connected with the sliding block (8) around a ninth axis (I), The rear support (3) comprises an outer shell (33) and an inner rod (34) fixedly connected with the outer shell (33), the sliding block (8) is slidably connected on the inner rod (34), the rear support (3) is provided with a sliding groove, the sliding block (8) is slidably connected in the sliding groove, the rear wheels (4) are arranged at two sides of the rear support (3), the transmission part (7) is provided with connecting positions (71) for connecting the hand push rods (10), and when the baby carriage is in a folding position, the transmission part (7) moves to a position close to the rear connecting part (32) and the included angle a between the hand push rods (10) and the rear support (3) is smaller than 20 degrees, the seat support (6) is connected with a backrest (20) which can be unfolded or folded relative to the seat support, the backrest (20) is connected with a surrounding frame (30) which can be unfolded or folded relative to the backrest, the first axis (A) and the fourth axis (D) are collinear, so that the rear support (3), the seat support (6) and the upper transmission rod (51) are coaxially connected, and the locking device is arranged between the rear support (3) and the upper transmission rod (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110521121.0A CN113086074B (en) | 2021-05-13 | 2021-05-13 | Baby carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110521121.0A CN113086074B (en) | 2021-05-13 | 2021-05-13 | Baby carrier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113086074A CN113086074A (en) | 2021-07-09 |
| CN113086074B true CN113086074B (en) | 2024-10-01 |
Family
ID=76665375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110521121.0A Active CN113086074B (en) | 2021-05-13 | 2021-05-13 | Baby carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113086074B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214729392U (en) * | 2021-05-13 | 2021-11-16 | 宁波家中宝贝儿童用品有限公司 | Baby carriage |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190046909A (en) * | 2016-09-15 | 2019-05-07 | 모비우스 디자인 엘티디. | Robot like |
| CN211391564U (en) * | 2019-12-17 | 2020-09-01 | 黄信忠 | Child's bike |
| CN211617833U (en) * | 2019-12-20 | 2020-10-02 | 中山市宝蓓悠日用制品有限公司 | Foldable baby carriage |
| CN111301576B (en) * | 2020-03-30 | 2024-11-19 | 黄信忠 | Three-wheeled baby carriage |
| CN111924032B (en) * | 2020-09-18 | 2024-12-10 | 中山市星尚婴儿用品有限公司 | A children's tricycle |
| CN112623086B (en) * | 2021-01-20 | 2024-11-19 | 中山市少侠王塑料制品有限公司 | A children's car |
-
2021
- 2021-05-13 CN CN202110521121.0A patent/CN113086074B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214729392U (en) * | 2021-05-13 | 2021-11-16 | 宁波家中宝贝儿童用品有限公司 | Baby carriage |
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| CN113086074A (en) | 2021-07-09 |
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