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CN-116620381-B - Baby carriage frame and baby carriage with same

CN116620381BCN 116620381 BCN116620381 BCN 116620381BCN-116620381-B

Abstract

The invention belongs to the technical field of children supplies, and relates to a baby carrier frame and a baby carrier with the baby carrier frame, wherein a driving assembly is arranged in a backrest support, a first folding joint is arranged between a front foot support and the backrest support, a second folding joint is arranged between the front foot support and a rear foot support, a first driven piece is connected between the first folding joint and the second folding joint, the inner side width of the rear foot support is larger than the outer side widths of the backrest support and the front foot support, the driving assembly is used for unlocking the first folding joint, the backrest support can rotate towards the front foot support, so that the backrest support can rotate from a backrest unfolding position to a backrest folding position, the second folding joint is further unlocked through the first driven piece, the rear foot support can rotate towards the front foot support, so that the rear foot support can rotate from the rear foot unfolding position to the rear foot folding position, and the baby carrier frame can be folded as much as possible, and the folding volume is reduced.

Inventors

  • HUANG WEISHI
  • GUO ZHENMING
  • LAN RUIFENG
  • HUANG MEIJUN

Assignees

  • 中山市特凯斯婴童用品有限公司

Dates

Publication Date
20260512
Application Date
20230620

Claims (9)

  1. 1. A stroller frame, comprising: A backrest support (1), wherein a driving component (11) is arranged in the backrest support (1), and the backrest support (1) is provided with a backrest unfolding position and a backrest folding position; The rear foot support (2) is positioned below the backrest support (1), and the rear foot support (2) is provided with a rear foot unfolding position and a rear foot folding position; A first folding joint (4) is arranged between the front foot support (3) and the backrest support (1), a second folding joint (5) is arranged between the front foot support (3) and the rear foot support (2), and a first driven piece (6) is connected between the first folding joint (4) and the second folding joint (5); the inner side width of the rear foot support (2) is larger than the outer side widths of the back support (1) and the front foot support (3); The driving assembly (11) is used for unlocking the first folding joint (4), the back support (1) can rotate relative to the front foot support (3) through the first folding joint (4) so as to enable the back support (1) to rotate from a back unfolding position to a back folding position, the second folding joint (5) is further unlocked through the first driven piece (6), and the rear foot support (2) can rotate relative to the front foot support (3) through the second folding joint (5) so as to enable the rear foot support (2) to rotate from a rear foot unfolding position to a rear foot folding position; The second folding joint (5) comprises a third connecting bracket (51) connected with the rear foot bracket (2), a fourth connecting bracket (52) connected with the front foot bracket (3), and a second transmission assembly (53) arranged between the third connecting bracket (51) and the fourth connecting bracket (52), the first driven piece (6) is connected with the second transmission assembly (53), the first folding joint (4) is unlocked through the driving assembly (11) so as to drive the first driven piece (6) to move, and the second transmission assembly (53) is further unlocked through the first driven piece (6), so that the third connecting bracket (51) can rotate relative to the fourth connecting bracket (52) and drive the rear foot bracket (2) to rotate and retract towards the front foot bracket (3); The second transmission assembly (53) comprises a first clamping pin (531) which is slidably connected in a third connecting bracket (51), a second clamping groove (511) which is matched with the first clamping pin (531) is formed in the third connecting bracket (51), and the first clamping pin (531) is driven by the first driven piece (6) so that the first clamping pin (531) is inserted into or separated from the second clamping groove (511); And a second rotating part (54) is arranged between the third connecting bracket (51) and the fourth connecting bracket (52), and when the first bayonet lock (531) is separated from the second bayonet groove (511), the third connecting bracket (51) can rotate relative to the fourth connecting bracket (52) through the second rotating part (54), so that the rear foot bracket (2) is driven to rotate and retract relative to the front foot bracket (3).
  2. 2. A stroller frame according to claim 1, characterized in that the back support (1) has an angle (7) with the rear foot support (2) when the back support (1) is in the back extended position and the rear foot support (2) is in the rear foot extended position, and that the back support (1) is substantially parallel with the rear foot support (2) when the back support (1) is in the back retracted position and the rear foot support (2) is in the rear foot retracted position.
  3. 3. A stroller frame according to claim 1 or 2, wherein the first folding joint (4) comprises a first connecting bracket (41) connected with the back support (1), a second connecting bracket (42) connected with the front foot support (3), and a first transmission assembly (43) arranged between the first connecting bracket (41) and the second connecting bracket (42), a first rotating part (44) is arranged between the first connecting bracket (41) and the second connecting bracket (42), the first transmission assembly (43) is respectively connected with the driving assembly (11) and the first driven member (6), the first transmission assembly (43) is unlocked by the driving assembly (11), the first connecting bracket (41) can rotate relative to the second connecting bracket (42) to drive the back support (1) to rotate and fold towards the front foot support (3), and meanwhile, the first driven member (6) is driven by the first transmission assembly (43) to move, so that the first folding joint (5) is further unlocked by the first folding joint.
  4. 4. A stroller frame according to claim 3, characterized in that the first transmission assembly (43) comprises a fixed slide block (431) slidably mounted in the first connection bracket (41), a rotary slide block (432) rotatably mounted in the second connection bracket (42), one end of the fixed slide block (431) is provided with a boss (4311), the other end of the fixed slide block is connected with the rotary slide block (432), the first driven member (6) is connected with the rotary slide block (432), a first clamping groove (411) and a first rotary groove (412) which are matched with the boss (4311) are arranged in the first connection bracket (41), a second rotary groove (413) which is arranged on one side of the first rotary groove (412) and matched with the rotary slide block (432) are arranged in the first connection bracket (41), the first rotary groove (412) is communicated with the first clamping groove (411), the fixed slide block (431) moves in the first connection bracket (41) through the driving assembly (11) to drive the boss (4311) to move relatively to the first clamping groove (411), the boss (4311) is inserted into or separated from the first clamping groove (411), enters the first rotating groove (412) after being separated from the first clamping groove (411) and rotates along the first rotating groove (412) through the driving component (11), and the fixed sliding block (431) drives the rotating sliding block (432) to rotate in the second rotating groove (413) so as to drive the first driven piece (6) to move.
  5. 5. A stroller frame according to claim 1 or 2, characterized in that the second transmission assembly (53) further comprises a second bayonet (532) telescopically connected in the third connecting bracket (51), the fourth connecting bracket (52) is provided with a third bayonet (521) adapted to the second bayonet (532), and the second bayonet (532) is rotated by the third connecting bracket (51) to be inserted into the third bayonet (521) for fixing the rear foot bracket (2) in the rear foot folding position.
  6. 6. A stroller frame according to claim 5, characterized in that the third clamping groove (521) is provided with a first guiding portion (5211), and the first guiding portion (5211) is used for guiding the second clamping pin (532) to be separated from the third clamping groove (521).
  7. 7. A stroller frame according to claim 1 or 2, characterized in that the drive assembly (11) comprises an operating member (111), a second follower (112), the operating member (111) being slidably mounted on the back support (1), the second follower (112) being connected between the operating member (111) and the first folding joint (4), the second follower (112) being driven by the operating member (111) to move along the back support (1) such that the second follower (112) unlocks the first folding joint (4).
  8. 8. A stroller frame according to claim 4, characterized in that the fixed slider (431) is provided with a yielding groove (4312) adapted to the first rotating part (44), the yielding groove (4312) extends towards the boss (4311), and when the fixed slider (431) moves in the first connecting bracket (41) through the driving assembly (11), the yielding groove (4312) is driven to slide or rotate relative to the first rotating part (44).
  9. 9. A stroller having a stroller frame, comprising a stroller body (8), wherein the stroller body (8) comprises the stroller frame of any one of claims 1-8.

Description

Baby carriage frame and baby carriage with same Technical Field The invention relates to the technical field of children supplies, in particular to a baby carriage frame and a baby carriage with the baby carriage frame. Background Strollers are "vehicles" for infants that require someone to assist in pushing or pulling the child. In the market, the baby carriage can be roughly divided into luxury type suitable for common families and long-time use when going out and portable type suitable for frequent going out according to function use, and also a tricycle convenient for guardianship outdoor exercises. The frame in the baby carrier generally comprises a backrest and a base connected with the backrest, wheels are arranged on the base, the existing baby carrier frame is folded and stored relative to the base, but even if the backrest is folded and stored with the base, the whole size of the frame is still larger, the occupied space is larger, when a guardian needs to carry the baby carrier, the guardian usually needs to store the folded support frame into a car trunk, and the existing baby carrier frame still has larger size after being folded, so that the baby carrier frame is not beneficial to being carried and used when the guardian goes out. The invention is researched and proposed for overcoming the defects of the prior art. Disclosure of Invention The invention provides a baby carriage frame and a baby carriage with the same, aiming at the problems that the existing baby carriage support frame is folded and stored relative to a base only through a backrest, but the whole volume of the support frame is still larger and the occupied space is larger even after the backrest is folded and stored with the base. The technical scheme adopted for solving the technical problems is as follows: a baby carrier frame comprises a backrest support, a rear foot support, a front foot support, a second folding joint and a driving assembly, wherein the driving assembly is arranged in the backrest support and is provided with a backrest unfolding position and a backrest folding position, the rear foot support is located below the backrest support and is provided with a rear foot unfolding position and a rear foot folding position, the first folding joint is arranged between the front foot support and the backrest support, the second folding joint is arranged between the front foot support and the rear foot support, a first driven piece is connected between the first folding joint and the second folding joint, the inner side width of the rear foot support is larger than the outer side width of the backrest support and the front foot support, the driving assembly is used for unlocking the first folding joint, the backrest support can rotate relative to the front foot support through the first folding joint so that the backrest support can rotate from the backrest unfolding position to the backrest folding position, the second folding joint can be further unlocked through the first driven piece, and the rear foot support can rotate relative to the front foot support from the rear foot folding position. According to the baby carrier frame, when the back support is in the back unfolding position and the rear foot support is in the rear foot unfolding position, an included angle is formed between the back support and the rear foot support, and when the back support is in the back folding position and the rear foot support is in the rear foot folding position, the back support is approximately parallel to the rear foot support. The first folding joint comprises a first connecting bracket connected with the backrest bracket, a second connecting bracket connected with the front foot bracket, and a first transmission component arranged between the first connecting bracket and the second connecting bracket, wherein a first rotating part is arranged between the first connecting bracket and the second connecting bracket, the first transmission component is respectively connected with the driving component and the first driven component, the first transmission component is unlocked through the driving component, the first connecting bracket can rotate relative to the second connecting bracket to drive the backrest bracket to rotate and fold towards the front foot bracket, and meanwhile, the first transmission component drives the first driven component to move, so that the second folding joint is further unlocked through the first driven component. The first transmission assembly comprises a fixed sliding block and a rotating sliding block, wherein the fixed sliding block is slidably arranged in the first connecting support, the rotating sliding block is rotatably arranged in the second connecting support, one end of the fixed sliding block is provided with a boss, the other end of the fixed sliding block is connected with the rotating sliding block, the first driven piece is connected to the rotating sliding block, a first clamping gro