CN220743131U

CN220743131U - Child seat steering structure and child car

Info

Publication number: CN220743131U
Application number: CN202321040105.0U
Authority: CN
Inventors: 唐凌伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-04
Filing date: 2023-05-04
Publication date: 2024-04-09
Anticipated expiration: 2033-05-04

Abstract

The utility model discloses a children's seat turns to structure, including: the seat assembly comprises a guide seat, the seat assembly is connected to the base, a reversing assembly is arranged between the seat assembly and the base and comprises a guide position, a matching part is arranged on the seat assembly, the seat assembly is slidably connected to the guide position and can rotate relative to the base in the guide position, the reversing assembly further comprises a guide piece arranged on the base, a guide groove which can be matched with the guide piece to control the rotating track of the seat assembly is arranged on the seat assembly, when the seat assembly is matched with the guide piece to rotate relative to the base through the guide groove, the seat assembly is matched with the matching part to slide back and forth relative to the base through the guide position, and the front and back reversing is completed. A second aspect of the utility model provides a child's vehicle. The utility model aims to overcome the defects of the prior art and provide a child seat steering structure which is convenient to steer and safe to steer. The utility model also provides a baby carriage which is convenient to turn and safe to turn.

Description

Child seat steering structure and child car

[ field of technology ]

The utility model relates to a child seat steering structure and a child car.

[ background Art ]

The baby stroller is one of the indispensable tools for the maintenance of infants, and particularly, along with the gradual acceleration of the life rhythm of people, the baby stroller is an indispensable product in the growth process of infants in order to save the accompanying cost of the infants. For parents who want to better grasp child dynamics, the baby carriage with a single seat orientation cannot meet the demands gradually, so that many child strollers now have reversing functions, in order to avoid interference between the seat assembly and the push rod in the rotating reversing process, the seat assembly is set to move forwards or sideways during rotating reversing, so that interference between the seat assembly and the push rod is avoided, but the gravity center of the seat assembly during reversing is unstable, so that the frame is turned forwards or turned on one's side, potential safety hazards exist, and steering is inconvenient.

The present utility model has been developed in response to the above-described drawbacks.

[ utility model ]

The utility model aims to overcome the defects of the prior art and provide a child seat steering structure which is convenient to steer and safe to steer.

The utility model also provides a baby carriage which is convenient to turn and safe to turn.

The utility model is realized by the following technical scheme:

a child seat steering structure comprising: the seat assembly 2 is slidably connected in the guide position 31 and can rotate relative to the base 1 in the guide position 31, the reversing assembly 3 further comprises a guide piece 32 arranged on the base 1, a guide groove 33 which can be matched with the guide piece 32 to control the rotating track of the seat assembly 2 is arranged on the seat assembly 2, the seat assembly 2 is matched with the guide piece 32 to rotate relative to the base 1 through the guide position 31, and the seat assembly 2 is matched with the matching part 21 to slide back and forth relative to the base 1 and complete reversing.

The guiding position 31 is a bar-shaped chute, the matching part 21 is a shaft pin which extends downwards from the bottom of the seat assembly 2 to the inside of the guiding position 31, and a connecting piece 22 which can prevent the matching part 21 from separating from the base 1 is arranged at the bottom end of the shaft pin and positioned in the lower side of the base 1.

The length from the starting point a to the center point B of the guiding groove 33 is the same as the length from the end point C to the center point B, and the center point B is the center of the shaft pin.

The guide groove 33 is arranged in a circular arc shape.

The guiding groove 33 is formed by splicing two circular arcs and is arranged in a 8 shape.

A locking structure 4 capable of locking the seat assembly 2 and the base 1 is arranged between the seat assembly and the base.

The locking structure 4 comprises a first locking piece 41 and a second locking piece 42 which are arranged on the seat assembly 2 at left and right intervals, a first locking piece 43 capable of sliding relatively to the first locking piece to be blocked in or separated from the first locking piece 41 and a second locking piece 44 capable of sliding relatively to the first locking piece 44 to be blocked in or separated from the second locking piece 42 are arranged on the base 1, a first unlocking piece 45 capable of enabling the first locking piece 43 to be separated from the first locking piece 41 when being operated and a second unlocking piece 46 capable of enabling the second locking piece 44 to be separated from the second locking piece 42 when being operated are arranged on the base 1, a first pushing surface 451 capable of pushing the first unlocking piece 45 to be blocked in the first locking piece 41 is arranged on the first unlocking piece 45, a second surface 462 capable of enabling the first unlocking piece 45 to be separated from the first locking piece 41 is arranged on the base 1, a second unlocking piece 46 capable of enabling the second unlocking piece 46 to be separated from the second unlocking piece 46 is arranged on the second unlocking piece 45, and an elastic piece 46 is arranged on the base 46 capable of enabling the second unlocking piece 46 to be separated from the second unlocking piece 46 when being operated, and an elastic piece 46 is arranged on the base 46 is arranged between the second unlocking piece 46 and the second unlocking piece 46.

The seat assembly 2 comprises a seat part 23 movably connected to the base 1, a backrest part 24 capable of rotating relative to the seat part 23 is connected to the seat part 23, a mounting seat 25 is further connected to the seat part 23, the backrest part 24 is connected between the seat part 23 and the mounting seat 25, a handrail part 26 capable of rotating relative to the mounting seat 25 is connected to the mounting seat 25, a gear adjusting structure 27 capable of adjusting an inclined gear between the backrest part 24 and the seat part 23 is arranged between the backrest part and the seat part, and a locking structure 28 capable of locking the backrest part 26 and the mounting seat 25 is arranged between the handrail part 26 and the mounting seat 25.

The locking structure 28 includes a locking hole 281 provided on the mounting seat 25, the armrest portion 26 is provided with a locking member 282 capable of sliding relative to the armrest portion and being locked in or separated from the locking hole 281, the backrest portion 24 is provided with an unlocking portion 283 capable of pushing the locking member 282 to separate from the locking hole 281 when the backrest portion is folded relative to the seat portion 23, and an elastic reset member 284 capable of pushing the unlocking portion 283 to reset is provided between the locking member 282 and the armrest portion 26.

A second aspect of the present utility model provides a stroller comprising a foldable frame 5, said frame 5 having a push rod assembly 6 attached thereto for rotation relative thereto, characterized in that: the frame 5 is connected with the child seat steering structure, and the base 1 is connected with the frame 5.

Compared with the prior art, the utility model has the following advantages:

when the seat assembly is required to be rotated and reversed, the guide piece on the base is matched with the guide groove on the seat assembly, so that the rotating track of the seat assembly relative to the base is controlled, the guide position on the base and the matching part on the seat assembly are mutually matched to enable the seat assembly to slide relative to the base when the seat assembly rotates to a preset position, the sliding distance of the matching part of the seat assembly relative to the guide position reaches the maximum, the seat assembly continues to rotate, at the moment, the guide piece on the base is matched with the guide groove on the seat assembly, so that the seat assembly is gradually converted from facing to the front of the base to facing to the rear of the base, the matching part of the seat assembly is reversely slid and reset relative to the guide position, and the matching part returns to the original position when the seat assembly finishes reversing.

[ description of the drawings ]

FIG. 1 is a perspective view of a child seat steering structure of the present utility model;

FIG. 2 is an exploded view of the child seat steering mechanism of the present utility model;

FIG. 3 is a perspective view of a seat assembly in the child seat steering mechanism of the present utility model;

FIG. 4 is a cross-sectional view of the guide and guide slot of the child seat steering mechanism of the present utility model oriented forward;

FIG. 5 is a cross-sectional view of the guide and mating portion of the child seat steering mechanism of the present utility model oriented forward;

FIG. 6 is one of the perspective views of the child seat steering mechanism of the present utility model during counter-clockwise rotational reversing;

FIG. 7 is a cross-sectional view of the guide and guide slot corresponding to the position of FIG. 6;

FIG. 8 is a cross-sectional view of the guide and mating portion corresponding to the position of FIG. 6;

FIG. 9 is a second perspective view of the child seat steering mechanism of the present utility model during counter-clockwise rotational reversing;

FIG. 10 is a cross-sectional view of the guide and guide slot corresponding to the position of FIG. 9;

FIG. 11 is a cross-sectional view of the guide and mating portion corresponding to the position of FIG. 9;

FIG. 12 is a third perspective view of the child seat steering mechanism of the present utility model during counter-clockwise rotational reversing;

FIG. 13 is a cross-sectional view of the guide and guide slot corresponding to the position of FIG. 12;

FIG. 14 is a cross-sectional view of the guide and mating portion corresponding to the position of FIG. 12;

FIG. 15 is a perspective view of the child seat steering mechanism of the present utility model with the counterclockwise rotational direction change completed;

FIG. 16 is a cross-sectional view of the guide and guide slot corresponding to the position of FIG. 15;

FIG. 17 is a cross-sectional view of the guide and mating portion corresponding to the position of FIG. 15;

FIG. 18 is one of the cross-sectional views of the locking structure in the child seat steering structure of the present utility model;

FIG. 19 is a second cross-sectional view of the locking mechanism in the child seat steering mechanism of the present utility model;

FIG. 20 is a perspective view of a first unlocking member and a second unlocking member in the child seat steering mechanism of the present utility model;

FIG. 21 is a cross-sectional view of a first unlocking member and a second unlocking member in the child seat steering mechanism of the present utility model;

FIG. 22 is a cross-sectional view of the latch in the child seat steering structure of the present utility model;

FIG. 23 is one of the exploded views of the latch in the child seat steering mechanism of the present utility model;

FIG. 24 is a second exploded view of the latch in the child seat steering mechanism of the present utility model.

[ detailed description ] of the utility model

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1 to 24, a first aspect of the present utility model provides a child seat steering structure including: the seat assembly 2 is slidably connected in the guide position 31 and can rotate relative to the base 1 in the guide position 31, the reversing assembly 3 further comprises a guide piece 32 arranged on the base 1, a guide groove 33 which can be matched with the guide piece 32 to control the rotating track of the seat assembly 2 is arranged on the seat assembly 2, the seat assembly 2 is matched with the guide piece 32 to rotate relative to the base 1 through the guide position 31, and the seat assembly 2 is matched with the matching part 21 to slide back and forth relative to the base 1 and complete reversing.

When the seat assembly 2 is required to be rotationally reversed, the guide piece 32 on the base 1 is matched with the guide groove 33 on the seat assembly 2, so that the rotation track of the seat assembly 2 relative to the base 1 is controlled, the guide position 31 on the base 1 is matched with the matching part 21 on the seat assembly 2 to enable the seat assembly 2 to slide relative to the base 1 while the seat assembly 2 rotates, when the seat assembly 2 rotates to a preset position, the sliding distance of the matching part 21 of the seat assembly 2 relative to the guide position 31 reaches the maximum, at the moment, the seat assembly 2 continues to rotate, the guide piece 32 on the base 1 is matched with the guide groove 33 on the seat assembly 2 to enable the seat assembly 2 to gradually rotate towards the rear of the base 1 from the direction towards the front of the base 1, and the matching part 21 of the seat assembly 2 slides reversely relative to the guide position 31 to reset, and the matching part 21 returns to the original position when the seat assembly 2 is completed, and the child seat steering structure can enable the seat assembly 2 to rotate relative to the base 1 along one side of the rotation track of the seat assembly 1 while the seat assembly 2 slides relatively to the guide groove 32, so that the seat assembly 2 can be stably reversed relative to the base 1 when the seat assembly 1 can be reciprocally reversed relatively and the seat assembly 2 can be completed.

As shown in fig. 2 to 17, the guiding position 31 is a bar-shaped chute, the matching portion 21 is a shaft pin extending downwards into the guiding position 31 from the bottom of the seat assembly 2, and a connecting piece 22 capable of preventing the matching portion 21 from being separated from the base 1 is arranged at the bottom end of the shaft pin and in the lower side of the base 1. The engagement portion 21 facilitates sliding of the seat assembly 2 along the guiding position 31 and the connector 22 serves to prevent the seat assembly 2 from being disengaged from the base 1.

As shown in fig. 4 to 17, the length from the start point a to the center point B of the guide groove 33 is the same as the length from the end point C to the center point B, and the center point B is the center of the shaft pin, so that the seat assembly 2 can be restored to the original position when the seat assembly is rotated and reversed relative to the base 1. As shown in fig. 4 to 17, the guide sliding groove 33 is provided in a semicircular arc shape. So that the seat assembly 2 slides more smoothly when turning.

As shown in fig. 4 to 17, the guide sliding groove 33 is formed by splicing two circular arcs and is arranged in a 8 shape. The seat assembly 2 can complete the reversing of the seat assembly 2 from both clockwise and anticlockwise directions, the rotating reversing is more convenient, and the rotating reversing is smoother.

As shown in fig. 18 to 21, a locking structure 4 capable of locking the seat assembly 2 and the base 1 is provided between them. The locking structure 4 is used for locking the seat assembly 2 and the base 1 in an initial position or in a reversing position, and when the locking structure 4 is unlocked, the seat assembly 2 can be rotationally reversed relative to the base 1.

As shown in fig. 18 to 21, the locking structure 4 includes a first unlocking member 45 and a second unlocking member 46, which are arranged on the seat assembly 2 at a left-right interval, the base 1 is provided with a first locking member 43 capable of sliding relatively to the first unlocking member to be locked or separated from the first locking member 41, and a second locking member 44 capable of sliding relatively to the second locking member 44 to be locked or separated from the second locking member 42, the base 1 is provided with a first unlocking member 45 capable of separating the first locking member 43 from the first locking member 41 when operated, and a second unlocking member 46 capable of separating the second locking member 44 from the second locking member 42 when operated, the first unlocking member 45 is provided with a first abutting surface 451 capable of abutting against the first unlocking member 45 to enable the first unlocking member 45 to be locked into the first locking member 41, the first unlocking member 45 is also provided with a second unlocking member 45 capable of yielding to the first unlocking member 45 when the base 1 is relatively to be locked, the second unlocking member 46 is provided with a second unlocking member 46 capable of yielding to be positioned between the second unlocking member 46 and the second unlocking member 46, and the second unlocking member 46 is also provided with a second unlocking member 46 capable of yielding to be positioned between the second unlocking member 46 and the second unlocking member 46 when the second unlocking member 46 is relatively to be positioned on the base 1, and the unlocking member 46 is provided with a second unlocking member 46.

When unlocking is required, the first unlocking member 45 is pulled, the first unlocking member 45 slides relative to the base 1, in the process of sliding the first unlocking member 45, the first unlocking member 45 drives the second unlocking member 46 to slide relative to the base 1 through the linkage member 49, in the process of moving the first unlocking member 45 and the second unlocking member 46, the first locking member 43 gradually moves from the first abutting surface 451 to the first yielding surface 452, in the process of gradually moving the first locking member 43 from the first abutting surface 451 to the first yielding surface 452, the first locking member 43 gradually disengages from the first locking position 41 and enters into the base 1, the second locking member 44 gradually moves from the second abutting surface 461 to the second yielding surface 462, and in the process of gradually moving the second locking member 44 from the second abutting surface 461 to the second yielding surface 462, the second locking member 44 gradually disengages from the second locking position 42 and enters into the base 1, at this time, the locking structure 4 is completely unlocked, and the seat assembly 2 can rotate relative to the base 1.

As shown in fig. 22 to 24, the seat assembly 2 includes a seat portion 23 movably connected to the base 1, a backrest portion 24 capable of rotating relative to the seat portion 23 is connected to the seat portion 23, a mounting seat 25 is further connected to the seat portion 23, the backrest portion 24 is connected between the seat portion 23 and the mounting seat 25, a handrail portion 26 capable of rotating relative to the mounting seat 25 is connected to the mounting seat, a gear adjusting structure 27 capable of adjusting an inclined gear between the backrest portion 24 and the seat portion 23 is provided between the backrest portion 24 and the seat portion 23, and a locking structure 28 capable of locking the backrest portion 26 and the mounting seat 25 is provided between the handrail portion 26 and the mounting seat 25. When the armrest portion 26 needs to be folded, the backrest portion 24 needs to be folded rotatably with respect to the seat portion 23. The gear adjusting structure 27 adopts a common lock pin and adjusting groove structure.

As shown in fig. 22 to 24, the locking structure 28 includes a locking hole 281 provided on the mounting seat 25, the armrest portion 26 is provided with a locking member 282 capable of sliding relative to the locking hole 281 and being locked or unlocked, the backrest portion 24 is provided with an unlocking portion 283 capable of pushing the locking member 282 to be unlocked from the locking hole 281 when the backrest portion is folded relative to the seat portion 23, and an elastic reset member 284 capable of pushing the unlocking portion 283 to reset is provided between the locking member 282 and the armrest portion 26. The unlocking portion 283 is a protrusion protruding from the backrest portion 24. When the backrest portion 24 is folded in a rotating manner relative to the seat portion 23, the unlocking portion 283 on the backrest portion 24 gradually abuts against the engaging member 282, and gradually pushes the engaging member 282 to disengage from the locking hole 281, and when the engaging member 282 is disengaged from the locking hole 281, the armrest portion 26 can be folded in a rotating manner.

In a second aspect, the present utility model provides a child car, comprising a foldable frame 4, a push rod assembly 6 capable of rotating relative to the frame 5 is connected to the frame 5, the child car seat steering structure is connected to the frame 5, and the base 1 is connected to the frame 5.

Claims

1. A child seat steering structure, comprising: base (1), base (1) on be connected with seat subassembly (2), seat subassembly (2) and base (1) between be equipped with can make seat subassembly (2) relative base (1) activity switching-over subassembly (3), switching-over subassembly (3) including locating guide position (31) on base (1), seat subassembly (2) on be equipped with can cooperate and guide with guide position (31) make seat subassembly (2) can relative base (1) gliding cooperation portion (21), seat subassembly (2) slidable connect in guide position (31) and can rotate in guide position (31) relative base (1), switching-over subassembly (3) still including locating guide piece (32) on base (1), seat subassembly (2) on be equipped with can cooperate and control seat subassembly (2) rotation trajectory's guide slot (33) with guide piece (32), when seat subassembly (2) cooperate and make seat subassembly (2) can relative base (1) gliding cooperation portion (21) through guide piece (33), and accomplish the relative cooperation of seat subassembly (1) and reciprocal position (1) and the reciprocal cooperation.

2. The child seat steering structure of claim 1, wherein: the guide position (31) is a bar-shaped chute, the matching part (21) is a shaft pin which extends downwards from the bottom of the seat assembly (2) to the inside of the guide position (31), and a connecting piece (22) which can prevent the matching part (21) from separating from the base (1) is arranged at the bottom end of the shaft pin and positioned at the lower side of the base (1).

3. The child seat steering structure of claim 2, wherein: the length from the starting point A to the center point B of the guide groove (33) is the same as the length from the end point C to the center point B, and the center point B is the center of the shaft pin.

4. A child seat steering arrangement according to claim 3, wherein: the guide groove (33) is arranged in a circular arc shape.

5. The child seat steering structure according to claim 3 or 4, wherein: the guide groove (33) is formed by splicing two circular arcs and is arranged in an 8 shape.

6. The child seat steering structure of claim 1, wherein: a locking structure (4) capable of locking the seat assembly (2) and the base (1) is arranged between the seat assembly and the base.

7. The child seat steering structure of claim 6, wherein: the locking structure (4) comprises a first locking position (41) and a second locking position (42) which are arranged on the seat assembly (2) at intervals left and right, the base (1) is provided with a first locking piece (43) which can slide relative to the base and is blocked in or separated from the first locking position (41) and a second locking piece (44) which can slide relative to the base and is blocked in or separated from the second locking position (42), the base (1) is provided with a first unlocking piece (45) which can enable the first locking piece (43) to be separated from the first locking position (41) when being operated and a second unlocking piece (46) which can enable the second locking piece (44) to be separated from the second locking position (42) when being operated, the first unlocking piece (45) is provided with a first propping surface (451) which can prop against the first unlocking piece (45) and enables the first unlocking piece (45) to be blocked in the first locking position (41), the first unlocking piece (45) is provided with a first unlocking piece (46) which can enable the first unlocking piece (46) to be separated from the second unlocking piece (46) when being operated, the second unlocking piece (46) on still be equipped with can be for second unlocking piece (46) and step down and make second unlocking piece (46) break away from second face (462) of stepping down of second locking position (42) when its relative base (1), first unlocking piece (45) and base (1) between be equipped with first elastic component (47) that can make first unlocking piece (45) reset, second unlocking piece (46) and base (1) between be equipped with second elastic component (48) that can make second unlocking piece (46) reset, first unlocking piece (45) and second unlocking piece (46) between be equipped with can connect the two and make the linkage piece (49) of two linkage unblocks.

8. The child seat steering structure of claim 1, wherein: the seat assembly (2) comprises a seat part (23) movably connected to a base (1), a backrest part (24) capable of rotating relative to the seat part (23) is connected to the seat part (23), a mounting seat (25) is further connected to the seat part (23), the backrest part (24) is connected between the seat part (23) and the mounting seat (25), a handrail part (26) capable of rotating relative to the mounting seat (25) is connected to the mounting seat (25), a gear adjusting structure (27) capable of adjusting an inclined gear between the backrest part (24) and the seat part (23) is arranged between the backrest part (24) and the seat part (23), and a locking structure (28) capable of locking the backrest part (26) and the mounting seat (25) is arranged between the handrail part and the mounting seat (25).

9. The child seat steering structure of claim 8, wherein: the locking structure (28) comprises a locking hole (281) arranged on the mounting seat (25), a clamping piece (282) which can slide relative to the handrail part (26) and is clamped in or separated from the locking hole (281) is arranged on the handrail part (26), an unlocking part (283) which can push the clamping piece (282) to separate from the locking hole (281) when the backrest part (24) is folded relative to the seat part (23) in a rotating way is arranged on the backrest part (24), and an elastic resetting piece (284) which can push the unlocking part (283) to reset is arranged between the clamping piece (282) and the handrail part (26).

10. A child's bike comprising a foldable frame (5), said frame (5) being connected with a push rod assembly (6) which can rotate relative to said frame, characterized in that: the child seat steering structure as claimed in any one of claims 1 to 9 is connected to the frame (5), and the base (1) is connected to the frame (5).