CN111619647A - Folding joint of baby carriage - Google Patents
Folding joint of baby carriage Download PDFInfo
- Publication number
- CN111619647A CN111619647A CN202010549814.6A CN202010549814A CN111619647A CN 111619647 A CN111619647 A CN 111619647A CN 202010549814 A CN202010549814 A CN 202010549814A CN 111619647 A CN111619647 A CN 111619647A
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- CN
- China
- Prior art keywords
- joint
- hole
- joint piece
- fixedly connected
- joint sheet
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- B62B7/062—Coupling unit between front wheels, rear wheels and handle
Abstract
The invention relates to a folding joint of a baby carriage, which comprises a base, wherein a first joint piece, a second joint piece and a third joint piece are sequentially stacked and connected above the base, a cover body is covered on the third joint piece, the first joint piece is fixedly connected with the base, the second joint piece and the third joint piece are both rotatably connected with the base, the first joint piece is fixedly connected with a first rod body, the second joint piece is fixedly connected with a second rod body, the third joint piece is fixedly connected with a third rod body, the first joint piece is provided with an arc through hole, the end point of the arc through hole is provided with a clamping point, the second joint piece is provided with a clamping pin, the clamping pin penetrates through the arc through hole, the clamping pin is connected with a sliding block, and the sliding block is slidably connected with the joint pieces. According to the foldable baby carriage, the transmission structure at the joint is adopted, and the whole frame of the baby carriage can be driven to be folded only by rotating the rod body of the handle part of the baby carriage, so that the foldable baby carriage is more convenient and rapid to operate, and the use experience is greatly improved.
Description
Technical Field
The invention relates to the field of a baby carriage, in particular to a folding joint of the baby carriage.
Background
The baby carriage is a tool carriage designed for providing convenience for outdoor activities of babies, has long development time, and has become a necessity for every family with babies until now. When the infant is out, the infant is usually put in a stroller to reduce the burden on the adult. When the baby carriage is not needed, the baby carriage can be folded, so that the size is reduced, and the baby carriage is convenient to store.
The folding function of the baby carriage mainly depends on the folding joints of the carriage, the aim of folding the carriage is achieved by rotating each carriage frame rod in the joints, however, the operation of the existing baby carriage during folding is not simple and convenient enough, the baby carriage can not be put in place in one step, more than two rod bodies are required to be rotated, the baby carriage is inconvenient to operate by one hand, and therefore the existing folding joints need to be improved.
Disclosure of Invention
In order to solve the problems, the invention adopts the following technical scheme: a folding joint of a baby carriage comprises a base, a first joint sheet, a second joint sheet and a third joint sheet are sequentially stacked and connected above the base, a cover body covers the third joint sheet, the first joint sheet is fixedly connected with the base, the second joint sheet and the third joint sheet are rotatably connected with the base, the first joint sheet is fixedly connected with a first rod body, the second joint sheet is fixedly connected with a second rod body, the third joint sheet is fixedly connected with a third rod body, the first joint sheet is provided with an arc through hole, the end point of the arc through hole is provided with a clamping point, the second joint sheet is provided with a clamping pin, the clamping pin is connected with the arc through hole in a penetrating manner, the clamping pin is connected with a sliding block, the sliding block is slidably connected with the joint sheet, the sliding block is respectively connected with an unlocking mechanism and a resetting mechanism, the base is vertically slidably connected with a sliding pin, the first joint sheet is provided with a long hole, the second joint sheet is provided with a first eccentric hole, the third joint piece is provided with a second eccentric arc hole, and the sliding pin is sequentially connected with the strip hole, the first eccentric arc hole and the second eccentric arc hole in a penetrating manner.
The technical scheme can be further perfected as follows.
Further, the reset mechanism comprises a sliding groove arranged on the first rod body, the sliding block is connected with the sliding groove in a sliding mode, a compression spring is abutted between the sliding block and the end wall of the sliding groove, and the compression spring keeps a compression state.
Further, the first joint piece, the second joint piece and the third joint piece are all provided with a central through hole, the cover body is fixedly connected with a central pin shaft, and the central pin shaft penetrates through the central through hole.
Further, the unlocking mechanism comprises a steel wire, one end of the steel wire is fixedly connected with the sliding block, and the other end of the steel wire is connected with a folding switch.
The invention has the beneficial effects that: compared with the existing baby carriage folding mechanism, the baby carriage folding mechanism has the advantages that the whole frame of the baby carriage can be driven to be folded only by rotating the rod body of the handle part of the baby carriage through the transmission structure at the joint, the operation is more convenient and faster, and the use experience is greatly improved.
Drawings
The figures further illustrate the invention, but the examples in the figures do not constitute any limitation of the invention.
Fig. 1 is a schematic structural diagram of a first joint piece, a second joint piece and a third joint piece according to an embodiment of the present invention.
Fig. 2 is a schematic view of a connection structure of a first joint piece and a second joint piece according to an embodiment of the present invention.
Fig. 3 is a schematic connection structure diagram of a first joint piece, a second joint piece and a third joint piece according to an embodiment of the present invention.
Fig. 4 is a front view schematically illustrating a folding joint of a stroller according to an embodiment of the present invention.
In the figure: 1-base, 11-sliding pin, 2-first joint sheet, 21-first rod body, 22-circular arc through hole, 23-clamping point, 24-strip hole, 3-second joint sheet, 31-second rod body, 32-first eccentric circular arc hole, 4-third joint sheet, 41-third rod body, 42-second eccentric circular arc hole, 5-cover body, 51-central pin shaft, 6-clamping pin, 61-sliding block, 7-unlocking mechanism, 71-steel wire, 8-resetting mechanism, 81-sliding groove, 82-compression spring, 9-central through hole
Detailed Description
To further clarify the contents, features and effects of the present invention, the following examples are given.
As shown in fig. 1-4, a foldable joint of a stroller according to an embodiment of the present invention includes a base 1, a first joint plate 2, a second joint plate 3 and a third joint plate 4 are sequentially stacked and connected above the base 1, a cover 5 is covered on the third joint plate 4, the first joint plate 2 is fixedly connected to the base 1, the second joint plate 3 and the third joint plate 4 are both rotatably connected to the base 1, the first joint plate 2 is fixedly connected to a first rod 21, the second joint plate 3 is fixedly connected to a second rod 31, the third joint plate 4 is fixedly connected to a third rod 41, the first joint plate 2 is provided with an arc through hole 22, an end point of the arc through hole 22 is provided with a clamping point 23, the second joint plate 3 is provided with a clamping pin 6, the clamping pin 6 penetrates the arc through hole 22, the clamping pin 6 is connected to a slide block 61, the slide block 61 is slidably connected to the joint plates, the slider 61 is connected with release mechanism 7 and canceling release mechanical system 8 respectively, and base 1 vertical sliding connection has slip pin 11, and rectangular hole 24 has been seted up to first joint piece 2, and first eccentric circular arc hole 32 has been seted up to second joint piece 3, and second eccentric circular arc hole 42 has been seted up to third joint piece 4, and slip pin 11 cross-under rectangular hole 24, first eccentric circular arc hole 32 and second eccentric circular arc hole 42 in proper order.
The reset mechanism 8 includes a sliding groove 81 provided in the first rod 21, the slider 61 is slidably connected to the sliding groove 81, a compression spring 82 is abutted between the slider 61 and an end wall of the sliding groove 81, and the compression spring 82 is kept in a compressed state. The first joint sheet 2, the second joint sheet 3 and the third joint sheet 4 are all provided with a central through hole 9, the cover body 5 is fixedly connected with a central pin shaft 51, and the central pin shaft 51 is connected with the central through hole 9 in a penetrating way. Unlocking mechanism 7 includes copper wire 7, and the one end and the slider 61 fixed connection of copper wire 7, the other end are connected with folding switch.
Specifically, referring to fig. 1-4, when the stroller is in use, the second rod 31 faces upward and is connected to the handle of the stroller, and the first rod 21 and the third rod 41 face downward and are connected to the tire of the stroller. When the baby carriage is in use, the clamping pin 6 of the second joint piece 3 is positioned in the clamping point 23 of the circular arc through hole 22 of the first joint piece 2, the clamping pin 6 is connected with the slide block 61, the slide block 61 clamps the clamping pin 6 in the clamping point 23 of the circular arc through hole 22 under the elastic action of the compression spring 82, the second joint piece 3 is locked because the clamping pin 6 cannot move, and the three rod bodies keep a fixed connection state.
When the baby carriage needs to be folded, the folding switch of the baby carriage is operated, so that the steel wire 7 is pulled up, the steel wire 7 drives the sliding block 61 to slide, the sliding block 61 drives the clamping pin 6 to be taken off the clamping point 23, the second rod body 31 is unlocked, the second rod body 31 is rotated, the first eccentric arc hole 32 of the second joint piece 3 also moves along with the first eccentric arc hole, as the sliding pin 11 is connected between the first eccentric arc hole 32 and the long strip hole 24 of the first joint piece 2 in a penetrating manner, the first eccentric arc hole 32 drives the sliding pin 11 to slide from one end of the long strip hole 24 to the other end of the long strip hole 24 during the movement, as shown in figure 2, and as the sliding pin 11 is also connected with the second eccentric arc hole 42 of the third joint piece 4 in a penetrating manner, the sliding pin 11 drives the second eccentric arc hole 42 to move during the sliding process, i.e. drives the third joint piece 4 to rotate, as shown in figure 3, the above transmission mode, that is, after the second rod 31 is locked by contact, when the second rod 31 is rotated toward the first rod 21, the third rod 41 is also rotated toward the first rod 21, and the three rods are gradually folded to complete the folding.
When the baby carriage is unfolded again, the second rod body 31 only needs to be rotated towards the direction away from the first rod body 21, the third rod body 41 also rotates along with the second rod body, when the clamping pin 6 of the second joint piece 3 moves to the clamping point 23, the sliding block 61 connected with the clamping pin 6 pushes the clamping pin 6 into the clamping point 23 under the elasticity of the compression spring 82, and the three rod bodies can not rotate by themselves any more, so that the unfolding is completed.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (4)
1. A folding joint of a baby carriage is characterized in that: comprises a base (1), a first joint sheet (2), a second joint sheet (3) and a third joint sheet (4) are sequentially stacked and connected above the base (1), a cover body (5) is covered on the third joint sheet (4), the first joint sheet (2) is fixedly connected with the base (1), the second joint sheet (3) and the third joint sheet (4) are both rotatably connected with the base (1), the first joint sheet (2) is fixedly connected with a first rod body (21), the second joint sheet (3) is fixedly connected with a second rod body (31), the third joint sheet (4) is fixedly connected with a third rod body (41), the first joint sheet (2) is provided with an arc through hole (22), a clamping point (23) is arranged at the end point of the arc through hole (22), the second joint sheet (3) is provided with a clamping pin (6), screens pin (6) cross-under circular arc through-hole (22), screens pin (6) are connected with slider (61), slider (61) and joint piece sliding connection, slider (61) are connected with release mechanism (7) and canceling release mechanical system (8) respectively, base (1) perpendicular sliding connection has slip pin (11), rectangular hole (24) have been seted up in first joint piece (2), first eccentric circular arc hole (32) have been seted up in second joint piece (3), second eccentric circular arc hole (42) have been seted up in third joint piece (4), slip pin (11) cross-under in proper order rectangular hole (24), first eccentric circular arc hole (32) and second eccentric circular arc hole (42).
2. The folding joint of a stroller according to claim 1, characterized in that: the reset mechanism (8) comprises a sliding groove (81) arranged on the first rod body (21), the sliding block (61) is connected with the sliding groove (81) in a sliding mode, a compression spring (82) is abutted between the sliding block (61) and the end wall of the sliding groove (81), and the compression spring (82) keeps a compressed state.
3. The folding joint of a stroller according to claim 1, characterized in that: the first joint piece (2), the second joint piece (3) and the third joint piece (4) are all provided with a central through hole (9), the cover body (5) is fixedly connected with a central pin shaft (51), and the central pin shaft (51) penetrates through the central through hole (9).
4. The folding joint of a stroller according to claim 1, characterized in that: the unlocking mechanism (7) comprises a steel wire (71), one end of the steel wire (71) is fixedly connected with the sliding block (61), and the other end of the steel wire is connected with a folding switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010549814.6A CN111619647A (en) | 2020-07-14 | 2020-07-14 | Folding joint of baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010549814.6A CN111619647A (en) | 2020-07-14 | 2020-07-14 | Folding joint of baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111619647A true CN111619647A (en) | 2020-09-04 |
Family
ID=72257402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010549814.6A Pending CN111619647A (en) | 2020-07-14 | 2020-07-14 | Folding joint of baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111619647A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158251A (en) * | 2020-11-12 | 2021-01-01 | 常德益翔实业有限公司 | Reverse-retraction folding unlocking mechanism for collision of stroller |
| US20220111882A1 (en) * | 2020-10-14 | 2022-04-14 | Graco Children's Products, Inc. | Wagon stroller, systems, and methods |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202007009377U1 (en) * | 2006-07-14 | 2007-11-15 | Abc Design Gmbh | Collapsible stroller |
| CN204222932U (en) * | 2014-10-30 | 2015-03-25 | 东莞硕仕儿童用品有限公司 | Carriage for baby joint assembly |
| CN204309863U (en) * | 2014-12-09 | 2015-05-06 | 好孩子儿童用品有限公司 | Rotary joint and there is its basket cot, children trolley |
| CN106143577A (en) * | 2016-08-15 | 2016-11-23 | 好孩子儿童用品有限公司 | Children trolley |
| US20170282952A1 (en) * | 2016-03-29 | 2017-10-05 | Wonderland Nurserygoods Company Limited | Infant Stroller Apparatus |
| CN208665284U (en) * | 2018-07-11 | 2019-03-29 | 昆山市贝尔儿童用品有限公司 | Stroller frame center knuckle bindiny mechanism |
-
2020
- 2020-07-14 CN CN202010549814.6A patent/CN111619647A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202007009377U1 (en) * | 2006-07-14 | 2007-11-15 | Abc Design Gmbh | Collapsible stroller |
| CN204222932U (en) * | 2014-10-30 | 2015-03-25 | 东莞硕仕儿童用品有限公司 | Carriage for baby joint assembly |
| CN204309863U (en) * | 2014-12-09 | 2015-05-06 | 好孩子儿童用品有限公司 | Rotary joint and there is its basket cot, children trolley |
| US20170282952A1 (en) * | 2016-03-29 | 2017-10-05 | Wonderland Nurserygoods Company Limited | Infant Stroller Apparatus |
| CN106143577A (en) * | 2016-08-15 | 2016-11-23 | 好孩子儿童用品有限公司 | Children trolley |
| CN208665284U (en) * | 2018-07-11 | 2019-03-29 | 昆山市贝尔儿童用品有限公司 | Stroller frame center knuckle bindiny mechanism |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220111882A1 (en) * | 2020-10-14 | 2022-04-14 | Graco Children's Products, Inc. | Wagon stroller, systems, and methods |
| US11897534B2 (en) * | 2020-10-14 | 2024-02-13 | Graco Children's Products, Inc. | Wagon stroller, systems, and methods |
| CN112158251A (en) * | 2020-11-12 | 2021-01-01 | 常德益翔实业有限公司 | Reverse-retraction folding unlocking mechanism for collision of stroller |
| CN112158251B (en) * | 2020-11-12 | 2023-07-04 | 常德益翔实业有限公司 | Folding unlocking mechanism for reverse retraction of child cart during impact |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200904 |