CN109436075B - Pedal extending automatic folding mechanism for baby carriage - Google Patents
Pedal extending automatic folding mechanism for baby carriage Download PDFInfo
- Publication number
- CN109436075B CN109436075B CN201811572494.5A CN201811572494A CN109436075B CN 109436075 B CN109436075 B CN 109436075B CN 201811572494 A CN201811572494 A CN 201811572494A CN 109436075 B CN109436075 B CN 109436075B
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- China
- Prior art keywords
- sliding
- sliding part
- mounting seat
- frame
- pedal
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- 230000005484 gravity Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Passenger Equipment (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a pedal extending automatic folding mechanism of a baby carrier, which comprises a cushion rod and a pedal extending part, wherein the front part of the cushion rod is provided with a mounting seat, the rear end of the pedal extending part is rotationally connected with the mounting seat, a first sliding part capable of sliding back and forth relative to the pedal extending part is arranged in the pedal extending part, a first spring is arranged between the front end of the first sliding part and the pedal extending part, a second sliding part capable of sliding back and forth relative to the first sliding part and extending out of the mounting seat is arranged at the lower part of the mounting seat, a second spring is arranged between the second sliding part and the mounting seat, a bayonet for clamping the rear part of the first sliding part is formed above the front part of the second sliding part, and a linkage part for pulling the second sliding part backwards when a frame is folded is arranged between the rear part of the second sliding part and the frame; according to the invention, the second sliding piece stretches out of or retracts into the mounting seat to lock and unlock the pedal extension part, so that the bicycle frame is simple in integral structure and low in cost, and the pedal extension part can be automatically folded when the bicycle frame is folded, so that time and labor are saved.
Description
Technical Field
The invention relates to a pedal extending automatic folding mechanism of a baby carrier.
Background
The baby stroller in the prior art comprises a frame with an unfolding position and a folding position, a front wheel assembly arranged at the front part of the bottom of the frame, a rear wheel assembly arranged at the rear part of the bottom of the frame, a locking mechanism for locking the frame at the unfolding position, and a seat pocket mechanism arranged on the frame and used for taking a person. The existing seat pocket mechanism comprises a seat cushion rod, and when the frame is folded, the front part of the seat cushion rod is basically turned upwards. In order to improve riding comfort and practicality, a part of the frame is provided with a pedal extending part, but when the frame is folded, the pedal extending part cannot be folded automatically, and auxiliary folding operation is needed manually, so that the bicycle frame is very inconvenient to use and wastes time and labor.
Disclosure of Invention
The invention aims at: the pedal extending automatic folding mechanism of the baby carrier is characterized in that the pedal extending part is locked and unlocked through the second sliding part extending out of or retracting into the mounting seat, the whole structure is simple, the cost is low, and the pedal extending part can be automatically folded when the frame is folded, so that time and labor are saved.
The technical scheme of the invention is as follows: the pedal extension automatic folding mechanism of the baby carrier comprises a frame with an unfolding position and a folding position, and a locking mechanism used for locking the frame when the frame is in the unfolding position, wherein the frame comprises a cushion rod with the front part turned upwards when the frame is folded, the front part of the cushion rod is provided with a pedal extension part capable of rotating relative to the cushion rod, the front part of the cushion rod is provided with a mounting seat, the rear end of the pedal extension part is rotationally connected with the mounting seat, a first sliding part capable of sliding relative to the pedal extension part forwards and backwards is arranged in the pedal extension part, a first spring is arranged between the front end of the first sliding part and the pedal extension part, a second sliding part capable of sliding relative to the front end of the first sliding part and extending forwards and extending out of the mounting seat is arranged at the lower part of the mounting seat, a second spring is arranged between the second sliding part and the mounting seat, a bayonet for clamping the rear part of the first sliding part is formed above the front part of the second sliding part, and a part for pulling the second sliding part backwards when the frame is folded is arranged between the rear part of the second sliding part and the frame;
when the frame is in the unfolding position, the second sliding part extends forwards to extend out of the mounting seat under the action of the second spring, the first sliding part is pressed backwards to press the mounting seat under the action of the first spring, the rear part of the first sliding part is clamped into the bayonet of the second sliding part, at the moment, the pedal extending part is locked by the second sliding part, and the pedal extending part cannot rotate downwards;
when the frame is folded, the linkage part drives the second sliding part to slide backwards along the mounting seat, the front end of the second sliding part is retracted into the mounting seat, the pedal extending part is loosened, and at the moment, the pedal extending part rotates downwards under the action of self gravity.
Preferably, the frame further comprises a front bracket assembly and a rear bracket assembly, the upper end of the front bracket assembly is rotatably connected with the upper end of the rear bracket assembly, a folding stay rod assembly is arranged between the front bracket assembly and the rear bracket assembly, the folding stay rod assembly comprises a front stay rod, the front end of which is rotatably connected with the front bracket assembly, a rear stay rod, the rear end of which is rotatably connected with the rear bracket assembly, the rear part of the front stay rod is rotatably connected with the front part of the rear stay rod, the rear part of the cushion rod is arranged on the upper part of the front bracket assembly and is positioned above the folding stay rod assembly, the front part of the linkage part is rotatably connected with the rear part of the second sliding part, and the rear part of the linkage part is rotatably connected with the rear part of the front stay rod and/or the front part of the rear stay rod;
when the frame is folded, the front support assembly and the rear support assembly are mutually folded, the front support rod and the rear support rod of the folding support rod assembly are downwards bent and folded, the front part of the cushion rod is upwards turned over, and at the moment, the linkage part drives the second sliding part to slide backwards along the mounting seat.
Preferably, the second sliding member includes a front sliding portion and a rear sliding portion formed by extending the lower portion of the front sliding portion backward, the cross section of the rear sliding portion is smaller than that of the front sliding portion, the mounting seat has a mounting groove penetrating through the front and rear portions, the front portion of the mounting groove is a front groove portion for sliding the front sliding portion forward and backward, the rear portion of the mounting groove is a rear groove portion for sliding the rear sliding portion forward and backward, and the rear sliding portion extends out of the rear groove portion backward and is connected with the linkage member in a mounting manner. The front sliding part is provided with a guide groove, the installation seat is internally provided with a guide column, and the guide column penetrates through the guide groove of the front sliding part and is in sliding fit with the guide groove.
The invention has the advantages that: when the frame is folded, the linkage part drives the second sliding part to slide backwards along the mounting seat, the front end of the second sliding part is retracted into the mounting seat, the pedal extending part is loosened, and at the moment, the pedal extending part rotates downwards under the action of self gravity, so that automatic folding is realized.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, in which the drawings are only some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the structure of the present invention in a use state;
FIG. 2 is a schematic view of another construction of the present invention in use;
FIG. 3 is a schematic view of the present invention in a folded configuration;
FIG. 4 is a schematic view of the structure of the present invention in a folded state;
FIG. 5 is a schematic view of an assembled structure of the pedal extension and the mounting base according to the present invention;
FIG. 6 is a schematic view of another assembly structure of the pedal extension and the mounting base of the present invention;
FIG. 7 is a schematic cross-sectional view of the pedal extension of the present invention in a locked state;
fig. 8 is a schematic cross-sectional view of the pedal extension in a folded state according to the present invention.
Wherein: 1. a cushion rod;
2 a step extension;
3, a mounting seat; 3-1 mounting grooves; 3-1-1 front groove part; 3-1-2 rear groove parts; 3-2 guide posts;
4 a first slider;
5 a first spring;
6 a second slider; 6-1 bayonet; 6-2 front sliding part; 6-2-1 guide grooves; 6-3 rear sliding parts;
7, a second spring;
8 a linkage component;
9 a front bracket assembly;
a rear bracket assembly;
11 folding a stay bar assembly; 11-1 front stay; 11-2 rear stay bar.
Detailed Description
The above-described aspects are further described below in conjunction with specific embodiments. It should be understood that these examples are illustrative of the present invention and are not intended to limit the scope of the present invention. The implementation conditions employed in the examples may be further adjusted according to specific conditions, and the implementation conditions not specified are generally those in routine experiments.
As shown in fig. 1 to 8, a pedal extension automatic folding mechanism of a baby carrier comprises a frame with an unfolding position and a folding position, and a locking mechanism for locking the frame when the frame is in the unfolding position, wherein the frame comprises a cushion rod 1 with a front part turned upwards when the frame is folded, the front part of the cushion rod 1 is provided with a pedal extension part 2 which can rotate relative to the cushion rod, the front part of the cushion rod 1 is provided with a mounting seat 3, the rear end of the pedal extension part 2 is rotationally connected with the mounting seat 3, a first sliding part 4 which can slide relative to the pedal extension part in front of the pedal extension part 2 is arranged, a first spring 5 is arranged between the front end of the first sliding part 4 and the pedal extension part 2, a second sliding part 6 which can slide relative to the pedal extension part in front of the frame and extends forwards, a second spring 7 is arranged between the second sliding part 6 and the mounting seat 3, a bayonet for clamping the rear part 4 and the second sliding part 6 is arranged between the second sliding part and the frame when the second sliding part 6 is pulled by the second sliding part 8.
In this embodiment, the frame further includes a front bracket assembly 9 and a rear bracket assembly 10, the upper end of the front bracket assembly 9 is rotatably connected with the upper end of the rear bracket assembly 10, a folding brace assembly 11 is disposed between the front bracket assembly 9 and the rear bracket assembly 10, the folding brace assembly 11 includes a front brace 11-1 with the front end rotatably connected with the front bracket assembly 9, and a rear brace 11-2 with the rear end rotatably connected with the rear bracket assembly 10, the rear portion of the front brace 11-1 is rotatably connected with the front portion of the rear brace 11-2, the rear portion of the cushion rod 1 is mounted on the upper portion of the front bracket assembly 9 and located above the folding brace assembly 11, the front portion of the linking member 8 is rotatably connected with the rear portion of the second slider 6, and the rear portion of the linking member 8 is rotatably connected with the rear portion of the front brace 11-1 and/or the front portion of the rear brace 11-2. The interlocking member 8 is preferably a cloth tape. The frame structure and the installation design of the linkage component 8 are convenient for realizing the operation that the linkage component 8 drives the second sliding piece 6 to slide backwards along the installation seat 3 when the frame is folded. However, the above-described design is merely one specific embodiment, and the mounting designs of the frame structure and the interlocking member 8 are various, and the present invention is not limited thereto.
In this embodiment, the second sliding member 6 includes a front sliding portion 6-2 and a rear sliding portion 6-3 formed by extending rearward from a lower portion of the front sliding portion 6-2, the cross section of the rear sliding portion 6-3 is smaller than that of the front sliding portion 6-2, the mounting base 3 has a mounting groove 3-1 penetrating forward and backward, the front portion of the mounting groove 3-1 is a front groove 3-1 for sliding the front sliding portion 6-2 forward and backward, the rear portion is a rear groove 3-1-2 for sliding the rear sliding portion 6-3 forward and backward, and the rear sliding portion 6-3 extends rearward beyond the rear groove 3-1-2 and is mounted and connected with the linking member 8. The front sliding part 6-2 is provided with a guide groove 6-2-1, the installation seat 3 is internally provided with a guide column 3-2, and the guide column 3-2 is penetrated in the guide groove 6-2-1 of the front sliding part 6-2 and is in sliding fit with the guide groove 6-2-1. The structural design of the second sliding piece 6 and the matching mode of the second sliding piece and the mounting seat 3 can play a good limiting role in sliding of the second sliding piece 6.
When the frame is in the unfolding position, the second sliding piece 6 extends forwards to extend out of the mounting seat 3 under the action of the second spring 7, the first sliding piece 4 presses the mounting seat 3 backwards under the action of the first spring 5, the rear part of the first sliding piece is clamped into the bayonet 6-1 of the second sliding piece 6, at the moment, the pedal extension part 2 is locked by the second sliding piece 6, and the pedal extension part 2 cannot rotate downwards;
when the frame is folded, the front support assembly 9 and the rear support assembly 10 are mutually folded, the front support rod 11-1 and the rear support rod 11-2 of the folding support rod assembly 11 are downwards folded and folded, the front part of the cushion rod 1 is upwards overturned, at the moment, the linkage part 8 drives the second sliding part 6 to slide backwards along the mounting seat 3, the front end of the second sliding part 6 is retracted into the mounting seat 3, the pedal extension part 2 is loosened, and at the moment, the pedal extension part 2 downwards rotates under the action of self gravity.
The folding bicycle frame is simple in integral structure, low in cost and convenient to fold and operate, and the pedal extension part can be automatically folded when the bicycle frame is folded, so that time and labor are saved; in addition, the number of the whole vehicle rod pieces is small, and mutual interference is not easy to occur during folding.
The foregoing is merely a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. In addition to the embodiments described above, other embodiments of the invention are possible. All technical schemes formed by equivalent substitution or equivalent transformation fall within the scope of the invention.
Claims (3)
1. The utility model provides a pedal extension automatic folding mechanism of bassinet, includes the frame that has expansion position and folding position, and is used for carrying out locking mechanism to the frame when the frame is in expansion position, the frame includes the cushion pole (1) that the front portion was upwards overturned when the frame was folding, the front portion of cushion pole (1) has pedal extension (2) that can rotate relative it, its characterized in that: the front part of the cushion rod (1) is provided with a mounting seat (3), the rear end of the pedal extension part (2) is rotationally connected with the mounting seat (3), a first sliding part (4) which can slide back and forth relative to the pedal extension part (2) is arranged in the pedal extension part (2), a first spring (5) is arranged between the front end of the first sliding part (4) and the pedal extension part (2), the lower part of the mounting seat (3) is provided with a second sliding part (6) which can slide back and forth relative to the mounting seat and extend forwards out of the mounting seat (3), a second spring (7) is arranged between the second sliding part (6) and the mounting seat (3), a bayonet (6-1) which is used for clamping the rear part of the first sliding part (4) is formed above the front part of the second sliding part (6), and a linkage part (8) which is used for pulling the second sliding part (6) backwards when the frame is folded is arranged between the rear part of the second sliding part (6) and the frame; the second sliding piece (6) comprises a front sliding part (6-2) and a rear sliding part (6-3) formed by the lower part of the front sliding part (6-2) extending backwards, the cross section of the rear sliding part (6-3) is smaller than that of the front sliding part (6-2), the mounting seat (3) is provided with a mounting groove (3-1) penetrating forwards and backwards, the front part of the mounting groove (3-1) is provided with a front groove part (3-1-1) for the front sliding part (6-2) to slide forwards and backwards, the rear part is provided with a rear groove part (3-1-2) for the rear sliding part (6-3) to slide forwards and backwards, and the rear sliding part (6-3) extends backwards out of the rear groove part (3-1-2) and is connected with the linkage part (8) in a mounting way; the linkage component (8) is a cloth belt;
when the frame is in the unfolding position, the second sliding part (6) extends forwards to extend out of the mounting seat (3) under the action of the second spring (7), the first sliding part (4) is pressed backwards to press the mounting seat (3) under the action of the first spring (5) and the rear part of the first sliding part is clamped into the bayonet (6-1) of the second sliding part (6), at the moment, the pedal extension part (2) is locked by the second sliding part (6), and the pedal extension part (2) cannot rotate downwards;
when the frame is folded, the linkage part (8) drives the second sliding part (6) to slide backwards along the mounting seat (3), the front end of the second sliding part (6) is retracted into the mounting seat (3), the pedal extension part (2) is loosened, and at the moment, the pedal extension part (2) rotates downwards under the action of self gravity.
2. The automatic folding mechanism for extending the pedal of a stroller of claim 1, wherein: the bicycle frame further comprises a front support assembly (9) and a rear support assembly (10), wherein the upper end of the front support assembly (9) is rotatably connected with the upper end of the rear support assembly (10), a folding support rod assembly (11) is arranged between the front support assembly (9) and the rear support assembly (10), the folding support rod assembly (11) comprises a front support rod (11-1) with the front end rotatably connected with the front support assembly (9), a rear support rod (11-2) with the rear end rotatably connected with the rear support assembly (10), the rear part of the front support rod (11-1) is rotatably connected with the front part of the rear support rod (11-2), the rear part of the cushion rod (1) is arranged on the upper part of the front support assembly (9) and is positioned above the folding support rod assembly (11), the front part of the linkage part (8) is rotatably connected with the rear part of the second sliding piece (6), and the rear part of the linkage part (8) is rotatably connected with the front support rod (11-1) and/or the rear support rod (11-2);
when the frame is folded, the front support assembly (9) and the rear support assembly (10) are mutually folded, the front support rod (11-1) and the rear support rod (11-2) of the folding support rod assembly (11) are downwards bent and folded, the front part of the cushion rod (1) is upwards turned over, and at the moment, the linkage part (8) drives the second sliding part (6) to slide backwards along the mounting seat (3).
3. The automatic folding mechanism for extending the pedal of a stroller of claim 1, wherein: the front sliding part (6-2) is provided with a guide groove (6-2-1), the mounting seat (3) is internally provided with a guide column (3-2), and the guide column (3-2) is penetrated in the guide groove (6-2-1) of the front sliding part (6-2) and is in sliding fit with the guide groove (6-2-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811572494.5A CN109436075B (en) | 2018-12-21 | 2018-12-21 | Pedal extending automatic folding mechanism for baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811572494.5A CN109436075B (en) | 2018-12-21 | 2018-12-21 | Pedal extending automatic folding mechanism for baby carriage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109436075A CN109436075A (en) | 2019-03-08 |
| CN109436075B true CN109436075B (en) | 2024-01-26 |
Family
ID=65534929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811572494.5A Active CN109436075B (en) | 2018-12-21 | 2018-12-21 | Pedal extending automatic folding mechanism for baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109436075B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0719693A2 (en) * | 1994-11-25 | 1996-07-03 | Combi Corporation | Collapsible seating apparatus |
| US6375213B1 (en) * | 1999-09-27 | 2002-04-23 | Combi Corporation | Stroller |
| WO2011107005A1 (en) * | 2010-03-03 | 2011-09-09 | 苏州威凯儿童用品有限公司 | Step tread regulating mechanism of baby stroller |
| CN203946141U (en) * | 2014-06-17 | 2014-11-19 | 昆山威凯儿童用品有限公司 | Foldable baby carriage |
| CN204055906U (en) * | 2014-08-25 | 2014-12-31 | 好孩子儿童用品有限公司 | A kind of go-cart for double child and bracket assembly |
| CN104290794A (en) * | 2014-08-25 | 2015-01-21 | 好孩子儿童用品有限公司 | Double stroller and supporting frame assembly |
| CN209241151U (en) * | 2018-12-21 | 2019-08-13 | 昆山威凯儿童用品有限公司 | A kind of footrest extension automatic retraction mechanism of perambulator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002225721A (en) * | 2001-01-31 | 2002-08-14 | Combi Corp | Folding stroller |
-
2018
- 2018-12-21 CN CN201811572494.5A patent/CN109436075B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0719693A2 (en) * | 1994-11-25 | 1996-07-03 | Combi Corporation | Collapsible seating apparatus |
| US6375213B1 (en) * | 1999-09-27 | 2002-04-23 | Combi Corporation | Stroller |
| WO2011107005A1 (en) * | 2010-03-03 | 2011-09-09 | 苏州威凯儿童用品有限公司 | Step tread regulating mechanism of baby stroller |
| CN203946141U (en) * | 2014-06-17 | 2014-11-19 | 昆山威凯儿童用品有限公司 | Foldable baby carriage |
| CN204055906U (en) * | 2014-08-25 | 2014-12-31 | 好孩子儿童用品有限公司 | A kind of go-cart for double child and bracket assembly |
| CN104290794A (en) * | 2014-08-25 | 2015-01-21 | 好孩子儿童用品有限公司 | Double stroller and supporting frame assembly |
| CN209241151U (en) * | 2018-12-21 | 2019-08-13 | 昆山威凯儿童用品有限公司 | A kind of footrest extension automatic retraction mechanism of perambulator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109436075A (en) | 2019-03-08 |
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