CN220996497U - Foldable child seat and baby carrier - Google Patents

Abstract

The utility model relates to the technical field of child seats, in particular to a foldable child seat and a child car, which comprises a connecting seat and a seat assembly, wherein the seat assembly comprises a backrest part, a seat plate part and an armrest part, a first locking mechanism capable of locking the backrest part, the seat plate part and the seat plate part is arranged between the connecting seat, the backrest part and the seat plate part, and a second locking mechanism capable of locking the backrest part, the seat plate part and the armrest part is arranged between the armrest part and the seat plate part; the backrest part is also provided with a driving assembly and an unlocking part, the first locking mechanism is unlocked through the driving assembly, the backrest part can be simultaneously rotated and folded relative to the connecting seat and the seat board part and drive the unlocking part to unlock the second locking mechanism, the armrest part can be rotated and folded relative to the seat board part, and the seat board part can be rotated and folded relative to the backrest part and be mutually close to the backrest part. The backrest part is rotated and folded relative to the connecting seat and the seat board part through the driving assembly, so that the unlocking part and the second locking mechanism are linked, the armrest part and the seat board part are unlocked and can be rotated and folded, and the operation is simple.

Description

Foldable child seat and baby carrier

Technical Field

The utility model relates to the technical field of child seats, in particular to a foldable child seat and a child car.

Background

Child seats may be installed in a child car or automobile seat and generally include a seat pan for a child to sit on, armrests for the child to hold with both hands, and a back rest for supporting the back of the child. In order to maintain the child seat components in a unfolded or folded state, a plurality of locking mechanisms are arranged among the seat plate, the armrests and the backrest, and the seat plate, the armrests and the backrest are required to be respectively unlocked and respectively operated to be folded during folding, so that the operation is troublesome.

The utility model is researched and proposed for overcoming the defects of the prior art.

Disclosure of utility model

The utility model provides a foldable child seat and a child car, which aim at the problem that the operation is troublesome when the existing child seat is folded.

The technical scheme adopted for solving the technical problems is as follows:

The foldable child seat comprises a connecting seat for connecting a frame of a baby carrier and a seat assembly connected with the connecting seat, wherein the seat assembly comprises a backrest part rotationally connected with the connecting seat, a seat plate part rotationally connected with the backrest part and a handrail part rotationally connected to the seat plate part, a first locking mechanism capable of locking the connecting seat, the backrest part and the seat plate part is arranged between the connecting seat, the backrest part and the seat plate part, and a second locking mechanism capable of locking the connecting seat, the seat plate part and the backrest part is arranged between the handrail part, the seat plate part and the backrest part; the backrest part is also provided with a driving assembly capable of unlocking the first locking mechanism and an unlocking part capable of unlocking the second locking mechanism, the first locking mechanism is unlocked through the driving assembly, the backrest part can be simultaneously rotated and folded relative to the connecting seat and the seat plate part and drive the unlocking part to unlock the second locking mechanism, the armrest part can be rotated and folded relative to the seat plate part, and the seat plate part can be rotated and folded relative to the backrest part and mutually close to the backrest part.

The first locking mechanism comprises a first bayonet lock which is slidably mounted in the backrest part and a limiting piece which is fixedly mounted between the backrest part and the seat plate part, a first bayonet lock groove for inserting the first bayonet lock is formed in the periphery of the limiting piece, the first bayonet lock is connected with the driving assembly, and the driving assembly can drive the first bayonet lock to be inserted into or separated from the first bayonet lock groove to lock or unlock the limiting piece, so that the backrest part is locked or unlocked.

The first locking mechanism further comprises a sliding piece which is slidably arranged between the limiting piece and the connecting seat, the limiting piece and the connecting seat are respectively provided with a second clamping groove and a third clamping groove for clamping the sliding piece, the sliding piece is provided with a clamping block which extends towards the direction of the limiting piece, the backrest part is provided with a rotating cavity which is at the different side from the unlocking part, and a first guide surface is arranged in the rotating cavity; when the limiting piece is clamped in the second clamping groove and the third clamping groove at the same time, the clamping block stretches into the rotating cavity and is opposite to the first guide surface; when the backrest part rotates and folds relative to the connecting seat, the clamping block is pushed to slide towards the third clamping groove to exit the rotating cavity through the first guide surface, and the sliding piece is driven to slide towards the third clamping groove to exit the second clamping groove through the clamping block, so that the backrest part is further unlocked.

According to the foldable child seat, the first reset piece is arranged between the sliding piece and the connecting seat and used for enabling the sliding piece to slide in the second clamping groove.

The foldable child seat comprises a second locking mechanism, wherein the second locking mechanism comprises a second bayonet lock, the second bayonet lock is provided with an extension part and a locking part at different sides, a fourth clamping groove matched with the locking part is formed in the armrest part, a fifth clamping groove for accommodating the second bayonet lock and an elongated hole communicated with the fifth clamping groove are formed in the seat plate part, the elongated hole radially extends towards the center of the seat plate part, the unlocking part comprises a guide groove, and the extension part can penetrate through the elongated hole and is opposite to the guide groove, and at the moment, the locking part is inserted into the fourth clamping groove to lock the armrest part; when the backrest part rotates and folds relative to the connecting seat and the seat plate part at the same time, the extension part is pushed by the guide groove to move along the long hole, so that the second clamping pin is driven to move downwards in the fifth clamping groove and the clamping lock part is driven to withdraw from the fourth clamping groove, and the armrest part is unlocked, so that the seat plate part and the armrest part can rotate and fold and are mutually close to each other with the backrest part.

According to the foldable child seat, the second reset piece is arranged between the second clamping pin and the seat plate portion and used for resetting the second clamping pin.

According to the foldable child seat, the second guide surface is arranged in the guide groove, the width of the guide groove gradually decreases along the second guide surface, the extension part enters the guide groove from the inlet end of the guide groove and rotates along the second guide surface, the extension part is pushed to move along the long hole through the second guide surface, and the locking part is enabled to exit the fourth locking groove through the second locking pin.

The driving assembly comprises a mounting bracket connected with the backrest, an operating piece rotatably connected with the mounting bracket, a steering wheel arranged between the mounting bracket and the backrest, a pull rope connected between the operating piece and the first bayonet lock and wound on the steering wheel, wherein an inner cavity is formed in the backrest to accommodate the steering wheel and the pull rope, a rope passing channel communicated with the inner cavity is formed between the operating piece and the mounting bracket, the operating piece rotates relative to the mounting bracket and drives the pull rope to slide in the rope passing channel and the inner cavity, so that the first bayonet lock is inserted into or separated from the first clamping groove.

The foldable child seat is characterized in that the seat assembly further comprises a pedal part rotatably connected to one side of the seat plate part, an angle adjusting mechanism capable of being unlocked is arranged between the seat plate part and the pedal part, and when the angle adjusting mechanism is unlocked, the pedal part can rotate relative to the seat plate part and is fixed in any angle through the angle adjusting mechanism.

A stroller comprising a stroller frame, a child seat according to any one of the preceding claims, the child seat being detachably connected in the stroller frame by the connection seat.

Compared with the prior art, the utility model has the beneficial effects that:

Through first locking mechanical system and second locking mechanical system locking back portion, bedplate portion and handrail portion make child seat that is in the state of expanding more firm, ensure child's riding safety, moreover in child seat's folding in-process, through the manpower drive subassembly unblock first locking mechanical system, back portion can rotate folding relative connecting seat and bedplate portion, thereby makes produce the linkage between unblock portion and the second locking mechanical system, makes handrail portion and bedplate portion are unblocked and can rotate folding, and the user need not to be unblock respectively first locking mechanical system and second locking mechanical system, easy operation.

The utility model will be further described with reference to the drawings and detailed description.

Drawings

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

FIG. 2 is an exploded view of a first locking mechanism and a second locking mechanism of the present utility model;

FIG. 3 is an exploded view of a first locking mechanism and a second locking mechanism of the present utility model;

FIG. 4 is a schematic diagram illustrating the connection of the slider, the stopper and the backrest according to the present utility model;

Fig. 5 is a schematic diagram of connection between the limiting member, the second latch and the unlocking portion (the first latch and the seat plate are hidden);

FIG. 6 is a cross-sectional view A-A of FIG. 1;

FIG. 7 is an exploded view of the drive assembly of the present utility model (hidden drawstring);

FIG. 8 is an exploded view of a drive assembly of the present utility model (hidden drawstring);

FIG. 9 is an exploded view of the angle adjustment mechanism of the present utility model;

FIG. 10 is an exploded view of the angle adjustment mechanism of the present utility model;

FIG. 11 is a schematic diagram of the connection of the driven member and the pedal portion of the present invention;

FIG. 12 is a schematic view of one embodiment of an unlocking assembly in the angular adjustment mechanism of the present utility model;

FIG. 13 is an internal block diagram of one embodiment of an unlocking assembly in the angular adjustment mechanism of the present utility model;

fig. 14 is a schematic view of the connection of the child seat of the present utility model to a stroller.

Detailed Description

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1-14, the utility model provides a baby carrier, which comprises a baby carrier frame 1 and a child seat, wherein the foldable child seat comprises a connecting seat 2 for connecting the baby carrier frame 1 and a seat assembly 3 connected with the connecting seat 2, the child seat is detachably connected in the baby carrier frame 1 through the connecting seat 22, the seat assembly 3 comprises a backrest part 31 rotatably connected with the connecting seat 2, a seat plate part 32 rotatably connected with the backrest part 31 and an armrest part 33 rotatably connected with the seat plate part 32, a first locking mechanism 4 capable of locking the three parts is arranged among the connecting seat 2, the backrest part 31 and the seat plate part 32, and a second locking mechanism 5 capable of locking the three parts is arranged among the armrest part 33, the seat plate part 32 and the backrest part 31; the backrest 31 is further provided with a driving assembly 311 capable of unlocking the first locking mechanism 4 and an unlocking portion 312 capable of unlocking the second locking mechanism 5, the driving assembly 311 is used for unlocking the first locking mechanism 4, the backrest 31 can be simultaneously rotated and folded relative to the connecting seat 2 and the seat plate portion 32, the unlocking portion 312 is driven to unlock the second locking mechanism 5, the armrest portion 33 can be rotated and folded relative to the seat plate portion 32, and the seat plate portion 32 can be rotated and folded relative to the backrest portion 31 and is mutually close to the backrest portion 31.

In this embodiment, the child seat has an unfolded state and a folded state, when the child seat is in the unfolded state, the first locking mechanism 4 locks the connecting seat 2, the backrest portion 31 and the seat plate portion 32, limits the backrest portion 31 to rotate and fold relative to the connecting seat 2 and the seat plate portion 32, and the second locking mechanism 5 locks the armrest portion 33, the seat plate portion 32 and the backrest portion 31, limits the armrest portion 33 and the seat plate portion 32 to rotate and fold, and at this time, the child seat can be used normally by a child; when the child seat needs to be folded, the driving assembly 311 is driven by manpower to unlock the first locking mechanism 4, so that the backrest 31 is driven by manpower to rotate downwards relative to the connection seat 2 and the seat plate 32 for folding, the unlocking part 312 rotates along with the rotation of the backrest 31, and the unlocking part 312 unlocks the second locking mechanism 5, so that the armrest 33 and the seat plate 32 are driven by manpower to rotate downwards for folding, and the seat plate 32 and the backrest 31 are close to each other, so that the child seat is converted from an unfolded state to a folded state, and it is noted that the rotation directions of the backrest 31, the seat plate 32 and the armrest 33 during folding are shown by arrows H1, H2 and H3 in fig. 1, and the reset directions of the backrest 31, the seat plate 32 and the armrest 33 are the opposite directions of arrows H1, H2 and H3, respectively; the first locking mechanism 4 and the second locking mechanism 5 lock the backrest part 31, the seat board part 32 and the armrest part 33, so that the child seat in the unfolded state is more stable, the riding safety of children is ensured, in the folding process of the child seat, the driving assembly 311 is driven by manpower to unlock the first locking mechanism 4, the backrest part 31 can rotate and fold relative to the connecting seat 2 and the seat board part 32, so that linkage is generated between the unlocking part 312 and the second locking mechanism 5, the armrest part 33 and the seat board part 32 are unlocked and can rotate and fold, and a user does not need to unlock the first locking mechanism 4 and the second locking mechanism 5 respectively, so that the operation is simple; in addition, the child seat is detachably connected to the stroller through the connection base 2, so that a user can conveniently store and transport the child seat and the stroller.

Referring to fig. 2 and 3, the first locking mechanism 4 includes a first bayonet pin 41 slidably installed in the backrest 31, and a limiting member 42 fixedly installed between the backrest 31 and the seat plate 32, a first bayonet slot 421 into which the first bayonet pin 41 is inserted is provided at an outer circumference of the limiting member 42, the first bayonet pin 41 is connected to the driving assembly 311, and the driving assembly 311 can drive the first bayonet pin 41 to be inserted into or removed from the first bayonet slot 421 to lock or unlock the limiting member 42, thereby locking or unlocking the backrest 31; specifically, a sliding groove 314 adapted to the first bayonet 41 is provided in the backrest 31, an annular connecting portion 315 is provided at an end of the backrest 31, an accommodating space adapted to the limiting member 42 is provided in the annular connecting portion 315, during assembly, the limiting member 42 is fixedly connected with the seat plate 32, the limiting member 42 is disposed in the accommodating space, and the first bayonet 421 is located at a lower portion of the sliding groove 314; when the child seat needs to be folded, the driving assembly 311 drives the first bayonet 41 to move up along the sliding groove 314 until the first bayonet 41 is separated from the first bayonet 421, so as to unlock the backrest 31, and at this time, the backrest 31 can be rotated and folded downwards relative to the connection seat 2 and the seat plate 32 by manual force; when the child seat is converted from the folded state to the unfolded state, the backrest 31 is manually driven to rotate upwards relative to the connection seat 2 and the seat plate 32 until the sliding groove 314 is opposite to the first clamping groove 421, and at this time, the first clamping pin 41 can be inserted into the first clamping groove 421 through the driving assembly 311, so that the backrest 31 is locked, and the backrest 31 is limited to rotate relative to the connection seat 2 and the seat plate 32, thereby ensuring that the child can safely use the child seat.

Referring to fig. 3, in other embodiments, the outer periphery of the limiting member 42 is provided with a plurality of first clamping grooves 421 arranged in a circumferential direction, when the backrest 31 is manually driven to rotate upwards relative to the connection seat 2 and the seat plate 32 until the sliding groove 314 is opposite to any one of the first clamping grooves 421, the first clamping pin 41 is inserted into the first clamping groove 421 through the driving assembly 311, so that the backrest 31 is fixed at different inclination angles, so that a child can sit or lie on the child seat, and the use flexibility and comfort of the child seat are improved, thereby optimizing the user experience.

Referring to fig. 2-4, the first locking mechanism 4 further includes a slider 43 slidably mounted between the limiting member 42 and the connection seat 2, the limiting member 42 and the connection seat 2 are respectively provided with a second clamping groove 422 and a third clamping groove 21 for the slider 43 to be engaged, the slider 43 is provided with a clamping block 431 extending toward the limiting member 42, the backrest 31 is provided with a rotation cavity 313 on a different side from the unlocking portion 312, and the rotation cavity 313 is provided with a first guiding surface 3131; when the limiting member 42 is simultaneously engaged in the second clamping groove 422 and the third clamping groove 21, the clamping block 431 extends into the rotating cavity 313 and is opposite to the first guiding surface 3131; when the backrest 31 is folded in a rotating manner relative to the connection seat 2, the first guiding surface 3131 pushes the clamping block 431 to slide towards the third clamping groove 21 to exit the rotating cavity 313, and the clamping block 431 drives the sliding piece 43 to slide towards the third clamping groove 21 to exit the second clamping groove 422 so as to further unlock the backrest 31; a first reset piece 44 is disposed between the sliding piece 43 and the connection seat 2, and the first reset piece 44 is used for making the sliding piece 43 slide in the second clamping groove 422. Specifically, the sliding member 43 is preferably configured as a spline, the outer periphery of the sliding member 43 is provided with a plurality of protruding blocks 430 arranged in a circumferential direction at intervals, the second clamping groove 422 and the third clamping groove 21 are respectively matched with the sliding member 43, the outer periphery of the sliding member 43 is provided with the clamping block 431, the rotating cavity 313 is internally provided with a first guiding surface 3131 and a limiting surface 3132 corresponding to the clamping block 431, when the child seat is in a unfolded state, the second clamping groove 422 is opposite to the third clamping groove 21, the sliding member 43 is simultaneously arranged between the second clamping groove 422 and the third clamping groove 21, and the clamping block 431 extends into the rotating cavity 313 and is disposed between the first guiding surface 3131 and the limiting surface 3132, when the child seat is converted from the unfolded state to the folded state, the backrest 31 can drive the first guiding surface 3131 to rotate downwards, and the clamping block 431 is pushed by the first guiding surface 3131 so that the sliding member 43 moves towards the third clamping groove 21 until the clamping block 431 exits from the rotating cavity 313 and the protruding block 430 exits from the second clamping groove 422, at this time, the backrest 31 can further rotate downwards relative to the connecting seat 2 and the seat board 32 to fold and unlock the second locking mechanism 5 by the unlocking portion 312, simultaneously, the first restoring member 44 is compressed by the sliding member 43 to generate a pushing force for moving the sliding member 43 toward the second clamping groove 422; when the child seat is converted from the folded state to the unfolded state, the sliding member 43 is pushed by the first resetting member 44 to move toward the second clamping groove 422 until the clamping block 431 extends into the rotating cavity 313, the clamping block 431 is disposed between the first guiding surface 3131 and the limiting surface 3132, the backrest 31 is driven by manpower to rotate and unfold upwards relative to the connecting seat 2 and the seat plate 32, and the limiting surface 3132 is driven to rotate upwards to abut against the clamping block 431, and the rotating range of the backrest 31 during unfolding is limited by the limiting surface 3132. Note that, when the child seat is in the unfolded state, the first guide surface 3131 is disposed in the rotation direction when the backrest 31 is folded, and the stopper surface 3132 is disposed in the rotation direction when the backrest 31 is unfolded. Further preferably, the first restoring member 44 is provided as a spring, which is inexpensive to manufacture.

Referring to fig. 7 and 8, in some embodiments, the driving assembly 311 includes a mounting bracket 3111 coupled to the backrest 31, an operating member 3112 rotatably coupled to the mounting bracket 3111, a steering wheel 3113 disposed between the mounting bracket 3111 and the backrest 31, a pulling rope coupled between the operating member 3112 and the first bayonet 41 and wound around the steering wheel 3113, the backrest 31 is provided with an inner cavity 310 to accommodate the steering wheel 3113 and the pulling rope, a rope passage communicating with the inner cavity 310 is provided between the operating member 3112 and the mounting bracket 3111, the first bayonet 41 is inserted into or removed from the first bayonet slot 421 by rotating the operating member 3112 relative to the mounting bracket 3111 and forcing the pull cord to slide within the travel path and the interior cavity 310. Specifically, one end of the pull rope is mounted on the operating member 3112 through a plug, a plug mounting cavity 31121 adapted to the plug and a first rope groove 31122 communicated with the plug mounting cavity 31121 are provided in the operating member 3112, the operating member 3112 is further connected with a cover 3115 to close the plug mounting cavity 31121, a through hole 31111 communicated with the first rope groove 31122 and the inner cavity 310 is provided in the mounting bracket 3111, a second rope groove 316 communicated with the inner cavity 310 and the sliding groove 314 is provided at one side of the backrest 31 close to the annular connection portion, the first rope groove 31122, the through hole 31111, the inner cavity 310 and the second rope groove 316 form the rope moving channel, the rope is placed in the rope moving channel, one end of the rope is fixedly connected in the operating piece 3112, the other end of the rope is fixedly connected in the first bayonet 41, in addition, one side of the mounting bracket 3111 is provided with a mounting portion 31112, the steering wheel 3113 is rotatably connected in the mounting portion 31112, when assembled, the mounting portion 31112 extends into the inner cavity 310, so that the steering wheel 3113 is also placed in the inner cavity 310 for the rope to bypass, the steering wheel 3113 is used to change the direction of the pull rope; when the child seat needs to be folded, the operating member 3112 is manually driven to rotate relative to the mounting bracket 3111, and the pull rope is pulled to slide in the rope moving channel, so that the first latch 41 is disengaged from the first latch 421 by the pull rope to unlock the first locking mechanism 4, it should be noted that when the child seat is folded, the rotating direction of the operating member 3112 is shown by arrow H4 in fig. 1, and the resetting directions of the operating member 3112 are opposite directions of arrow H4, respectively. Further preferably, the operating member 3112 is further connected to a torsion spring, the operating member 3112 is reset by the torsion spring, and the pull cord is driven by the operating member 3112 to insert the first latch 41 into the first slot 421. Further preferably, the pull rope is preferably a steel rope.

Referring to fig. 5 and 6, the second locking mechanism 5 includes a second bayonet 51, the second bayonet 51 has an extension portion 511 and a locking portion 512 on different sides, the armrest portion 33 has a fourth slot 331 adapted to the locking portion 512, the seat plate portion 32 has a fifth slot 321 for accommodating the second bayonet 51, an elongated hole 322 communicating with the fifth slot 321, the elongated hole 322 extends radially toward the center of the seat plate portion 32, the unlocking portion 312 includes a guide slot 3121, the extension portion 511 can pass through the elongated hole 322 and is opposite to the guide slot 3121, at this time, the latch 512 is inserted into the fourth slot 331 to lock the armrest 33; when the backrest 31 is folded in a rotating manner relative to the connecting seat 2 and the seat plate 32, the extending portion 511 is pushed by the guiding groove 3121 to move along the elongated hole 322, so as to drive the second bayonet 51 to move down in the fifth bayonet 321 and the latch 512 to withdraw from the fourth bayonet 331, thereby unlocking the armrest 33, and enabling the seat plate 32 and the armrest 33 to be folded in a rotating manner and to be close to each other with the backrest 31; preferably, referring to fig. 5, a second guiding surface 31211 is disposed in the guiding groove 3121, and the width of the guiding groove 3121 gradually decreases along the second guiding surface 31211, the extension 511 enters the guiding groove 3121 from the inlet end 31212 of the guiding groove 3121 and rotates along the second guiding surface 31211, the extension 511 is pushed by the second guiding surface 31211 to move along the elongated hole 322, and the locking portion 512 is withdrawn from the fourth locking groove 331 by the second locking pin 51. Specifically, the backrest 31 is provided with a guide block 3120 at a different side from the rotation cavity 313, the limiting member 42 is disposed in the annular connection portion 315 when assembled, the second guide surface 31211 is disposed on a side wall of the guide block 3120 and opposite to an edge of the limiting member 42, the guide groove 3121 is formed by disposing the edge of the limiting member 42 opposite to the second guide surface 31211, when the child seat is in a unfolded state, the limiting member 42 is fixedly connected with the seat plate portion 32 and disposed in an accommodating space of the annular connection portion, a side of the limiting member 42 provided with the first clamping groove 421 is opposite to the second guide surface 31211, the guide groove 3121 is formed between the limiting member 42 and the second guide surface 31211, and the extension 511 extends into the guide groove 3121; when the backrest 31 is driven by manpower to rotate and fold downwards relative to the connection seat 2 and the seat plate 32, the backrest 31 drives the second guide surface 31211 to rotate, and the second guide surface 31211 pushes the extension portion 511 to move downwards along the elongated hole 322, and drives the second bayonet lock 51 to move downwards in the fifth bayonet slot 321, so that the bayonet lock 512 exits the fourth bayonet slot 331, and the armrest 33 and the seat plate 32 are driven by manpower to rotate downwards and fold respectively, so that the child seat is converted into a folded state.

Further, referring to fig. 5 and 6, a second reset member 52 is provided between the second bayonet 51 and the seat plate portion 32, and the second reset member 52 is configured to reset the second bayonet 51. When the second bayonet lock 51 moves downward in the fifth bayonet lock 321, the second reset member 52 is compressed by the second bayonet lock 51 to generate a pushing force for resetting the second bayonet lock 51 in the fifth bayonet lock 321, so as to lock the armrest portion 33, thereby restricting the armrest portion 33 from rotating and folding, and ensuring normal use of the child seat. Further preferably, the second restoring member 52 is provided as a spring, which is inexpensive to manufacture.

In order to increase the functionality of the child seat, referring to fig. 1, the seat assembly 3 further includes a pedal portion 34 rotatably connected to one side of the seat plate portion 32, and an angle adjustment mechanism 6 capable of being unlocked is disposed between the seat plate portion 32 and the pedal portion 34, and when the angle adjustment mechanism 6 is unlocked, the pedal portion 34 can rotate relative to the seat plate portion 32 and be fixed at any angle by the angle adjustment mechanism 6. The front side of the seat plate 32 is rotatably connected with the pedal 34, and the pedal 34 is used for supporting feet of a child, so as to enhance comfort of the child when the child sits.

Referring to fig. 9-13, the angle adjusting mechanism 6 includes an unlocking component 61 connected to the pedal portion 34, a movable block 62 and a driven block 63 sequentially disposed between the pedal portion 34 and the seat plate portion 32, the unlocking component 61 is connected to the movable block 62, a sliding space for sliding the movable block 62 and the driven block 63 is disposed between the pedal portion 34 and the seat plate portion 32, a rotating slot 621 is disposed in the middle of the movable block 62, a first rotating surface 6211 and a first limiting wall 6212 located at one side of the first rotating surface 6211 are disposed in the rotating slot 621, the driven block 63 is preferably configured as a spline, the driven block 63 is provided with a plurality of locking blocks 631 extending toward the movable block 62, each locking block 631 is circumferentially arranged at intervals, the pedal portion 34 is provided with a guiding rotating clip 341 adapted to the rotating slot 621, an adjusting slot 342 adapted to each locking block 631, and the guiding rotating clip 341 is provided with a second rotating surface 3411 corresponding to the first rotating surface 6211, the number of second rotating surfaces 3411 is located at one side of the second limiting walls 342 corresponding to the second rotating surface 3411; further, the pedal portion 34 is preferably a hollow U-shaped tube 3401, two ends of the U-shaped tube 3401 are provided with a connection shell 3402 rotatably connected with the seat plate portion 32, the guiding screw 341 and the adjusting groove 342 are both arranged in the connection shell 3402, the unlocking component 61 comprises a connection bracket 611 fixedly installed in the U-shaped tube 3401, an unlocking key 612 slidingly installed in the connection bracket 611, and a limit seat 613 arranged between the connection bracket 611 and the U-shaped tube 3401, a first sliding groove 6121 is arranged in the unlocking key 612, a second sliding groove 6131 is arranged in the limit seat 613, the first sliding groove 6121 is arranged outside the second sliding groove 6131 and is communicated with the second sliding groove 6131 when assembled, a bolt 614 is arranged at the overlapping position of the first sliding groove 6121 and the second sliding groove 6131, and a steel rope 616 is connected between the bolt 614 and the movable block 62; in addition, a third reset piece 615 is connected between the unlocking key 612 and the limiting seat 613, a fourth reset piece 64 is connected between the driven block 63 and the seat plate portion 32, and the third reset piece 615 and the fourth reset piece 64 are preferably springs, so that the production cost is low.

When the pedal portion 34 is fixed relative to the seat plate portion 32, each locking piece 631 of the driven block 63 is engaged with the corresponding adjusting slot 342, at this time, the movable block 62 is fixed between the driven block 63 and the pedal portion 34, the guiding rotation card 341 is engaged with the rotation slot 621 correspondingly, the first rotation surface 6211 is opposite to the second rotation surface 3411, and the first limiting wall 6212 is opposite to the second limiting wall 3412; when the pedal 34 needs to be adjusted, the user manually presses the unlocking button 612, the unlocking button 612 drives the first sliding chute 6121 to move towards the inside of the U-shaped tube 3401 relative to the second sliding chute 6131, the overlapping position of the first sliding chute 6121 and the second sliding chute 6131 is offset towards the center of the limiting seat 613, and drives the latch 614 to move along the overlapping position, that is, the latch 614 moves along the arrow H5 direction in fig. 13, so that the latch 614 can tighten the steel cable 616, at this time, the steel cable 616 drives the movable block 62 to rotate, and in the rotating process of the movable block 62, the first limiting wall 6212 and the second limiting wall 3412 limit the movable block 62 to rotate along the spiral direction of the guiding rotary clamp 341, the second rotating surface 3411 pushes the first rotating surface 6211 to enable the movable block 62 to be converted from rotating motion to moving towards the seat plate portion 32, the movable block 62 pushes the driven block 63 to move towards the seat plate portion 32 to enable the locking block 631 to be separated from the adjusting groove 342, at the moment, a user holds the pedal portion 34 to rotate and can drive the adjusting groove 342 to rotate relative to the locking block 631, when the user rotates the pedal portion 34 to a desired angle, the acting force on the unlocking key 612 is withdrawn, the unlocking key 612 is automatically reset through the third reset piece 615 to withdraw the acting force on the steel rope 616, at the moment, the driven block 63 is automatically reset through the fourth reset piece 64 to enable the locking block 631 to be re-clamped with the adjusting groove 342 to fix the pedal portion 34; the angle adjusting mechanism 6 is capable of adjusting the use angle of the pedal portion 34 and automatically fixing the pedal portion by means of linkage generated among the unlocking component 61, the movable block 62, the driven block 63, the fourth reset piece 64 and the internal structure of the pedal portion 34, so that the use flexibility and the use comfort of the pedal portion 34 are improved, the user experience is optimized, one-key unlocking adjustment is realized by pressing the unlocking key 612, the operation is simple, the specific structure of the angle adjusting mechanism 6 is simple, the production and implementation are easy, and the production cost is low.

The foregoing examples are provided to further illustrate the technical contents of the present utility model for the convenience of the reader, but are not intended to limit the embodiments of the present utility model thereto, and any technical extension or re-creation according to the present utility model is protected by the present utility model. The protection scope of the utility model is subject to the claims.

Claims (10)

1. The foldable child seat is characterized by comprising a connecting seat (2) for connecting a baby carriage frame (1), a seat assembly (3) connected with the connecting seat (2), wherein the seat assembly (3) comprises a backrest (31) rotatably connected with the connecting seat (2), a seat plate (32) rotatably connected with the backrest (31) and an armrest (33) rotatably connected with the seat plate (32), a first locking mechanism (4) capable of locking the three is arranged among the connecting seat (2), the backrest (31) and the seat plate (32), and a second locking mechanism (5) capable of locking the three is arranged among the armrest (33), the seat plate (32) and the backrest (31);

The backrest (31) is further provided with a driving assembly (311) capable of unlocking the first locking mechanism (4), an unlocking part (312) capable of unlocking the second locking mechanism (5), the first locking mechanism (4) is unlocked through the driving assembly (311), the backrest (31) can be simultaneously folded relative to the connecting seat (2) and the seat plate (32) in a rotating mode and the unlocking part (312) is driven to unlock the second locking mechanism (5), the armrest (33) can be folded relative to the seat plate (32) in a rotating mode, and the seat plate (32) can be folded relative to the backrest (31) in a rotating mode and is close to the backrest (31).

2. A collapsible child seat according to claim 1, wherein the first locking mechanism (4) comprises a first bayonet catch (41) slidably mounted in the back rest (31), a stop member (42) fixedly mounted between the back rest (31) and the seat plate (32), a first bayonet catch (421) being provided on the periphery of the stop member (42) into which the first bayonet catch (41) is inserted, the first bayonet catch (41) being connected to the drive assembly (311), the drive assembly (311) being capable of driving the first bayonet catch (41) into or out of the first bayonet catch (421) to lock or unlock the stop member (42) and thereby the back rest (31).

3. A foldable child seat according to claim 2, wherein the first locking mechanism (4) further comprises a slider (43) slidably mounted between the stopper (42) and the connection seat (2), the stopper (42) and the connection seat (2) being provided with a second clamping groove (422) and a third clamping groove (21) for the slider (43) to be clamped, respectively, the slider (43) being provided with a clamping block (431) extending in the direction of the stopper (42), the back portion (31) being provided with a rotation cavity (313) on a side different from the unlocking portion (312), and a first guiding surface (3131) being provided in the rotation cavity (313); when the limiting piece (42) is clamped in the second clamping groove (422) and the third clamping groove (21) at the same time, the clamping block (431) stretches into the rotating cavity (313) and is opposite to the first guide surface (3131); when the backrest part (31) rotates and folds relative to the connecting seat (2), the clamping block (431) is pushed to slide towards the third clamping groove (21) to exit the rotating cavity (313) through the first guide surface (3131), and the sliding piece (43) is driven to slide towards the third clamping groove (21) to exit the second clamping groove (422) through the clamping block (431), so that the backrest part (31) is further unlocked.

4. A foldable child seat according to claim 3, wherein a first return element (44) is arranged between said slider (43) and said connection seat (2), said first return element (44) being adapted to slide said slider (43) towards said second clamping groove (422).

5. A collapsible child seat according to claim 1, wherein the second locking mechanism (5) comprises a second bayonet (51), the second bayonet (51) being provided with an extension (511) and a latch (512) on different sides, the armrest part (33) being provided with a fourth slot (331) adapted to the latch (512), the seat plate part (32) being provided with a fifth slot (321) for receiving the second bayonet (51), an elongated hole (322) communicating with the fifth slot (321), the elongated hole (322) extending radially towards the centre of the seat plate part (32), the unlocking part (312) comprising a guide slot (3121), the extension (511) being able to pass through the elongated hole (322) and being opposite the guide slot (3121), the latch (512) being inserted into the fourth slot (331) for locking the armrest part (33);

When the backrest part (31) is folded in a rotating way relative to the connecting seat (2) and the seat plate part (32), the guide groove (3121) pushes the extension part (511) to move along the long hole (322) so as to drive the second clamping pin (51) to move downwards in the fifth clamping groove (321) and enable the clamping lock part (512) to withdraw from the fourth clamping groove (331), thereby unlocking the armrest part (33), and enabling the seat plate part (32) and the armrest part (33) to be folded in a rotating way and be close to each other with the backrest part (31).

6. A foldable child seat according to claim 5, wherein a second return member (52) is arranged between said second bayonet (51) and said seat portion (32), said second return member (52) being adapted to return said second bayonet (51).

7. A foldable child seat according to claim 5, wherein a second guiding surface (31211) is provided in the guiding groove (3121), and the width of the guiding groove (3121) gradually decreases along the second guiding surface (31211), and the extension (511) enters the guiding groove (3121) from the inlet end (31212) of the guiding groove (3121) and rotates along the second guiding surface (31211), pushing the extension (511) along the elongated hole (322) by the second guiding surface (31211) and withdrawing the latch (512) from the fourth latch (331) by the second latch (51).

8. A collapsible child seat according to claim 2, wherein the drive assembly (311) comprises a mounting bracket (3111) connected to the backrest (31), an operating member (3112) rotatably connected to the mounting bracket (3111), a steering wheel (3113) arranged between the mounting bracket (3111) and the backrest (31), a pull cord connected between the operating member (3112) and the first detent (41) and wound around the steering wheel (3113), the backrest (31) being provided with an inner cavity (310) for receiving the steering wheel (3113) and the pull cord, a travelling passage being provided between the operating member (3112) and the mounting bracket (3111) in communication with the inner cavity (310), the operating member (3112) being rotatable relative to the mounting bracket (3111) and being urged to slide in the travelling passage and the inner cavity (310) so as to insert or disengage the first detent (41) into or from the first detent (421).

9. A foldable child seat according to claim 1, wherein the seat assembly (3) further comprises a footrest (34) rotatably connected to one side of the seat pan (32), wherein an angle adjustment mechanism (6) is arranged between the seat pan (32) and the footrest (34), and wherein the footrest (34) is rotatable relative to the seat pan (32) and is fixed in any angle by the angle adjustment mechanism (6) when the angle adjustment mechanism (6) is unlocked.

10. A pram comprising a pram frame (1), a child seat according to any of claims 1-9, which child seat is detachably connected in the pram frame (1) by means of the connection seat (2).