CN215245074U

CN215245074U - Seat assembly of baby stroller

Info

Publication number: CN215245074U
Application number: CN202121618619.0U
Authority: CN
Inventors: 廖整辉
Original assignee: Zhongshan Xingshang Baby Product Co ltd
Current assignee: Zhongshan Xingshang Baby Product Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-12-21
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a seat subassembly of children's shallow, including can be connected with supporting seat (200) on frame (100) and can relative supporting seat (200) rotatory and seat portion (1) of switching-over around realizing, seat portion (1) on be equipped with can slide relative to it and can with screens (300) block on supporting seat (200) or the block (2) that break away from when sliding, seat portion (1) on still be equipped with can drive block (2) and block (300) the movable block (3) that break away from relatively its activity and when the activity, seat portion (1) front side be connected with and be used for supporting the shank and can drive the shank support piece (4) activity of movable block (3) when relative seat portion (1) upwards rotates to setting for the position. The utility model discloses simple structure, switching-over easy operation.

Description

Seat assembly of baby stroller

[ technical field ] A method for producing a semiconductor device

The utility model relates to a seat subassembly of children's shallow.

[ background of the invention ]

The stroller has become an indispensable product in the growth process of infants. The present stroller generally includes a frame and a seat assembly disposed on a support base of the frame, and the present seat assembly can be rotated and reversed, so that a child seated in the seat assembly can face forward in a traveling direction of the stroller or backward in a direction toward an adult of the stroller. However, the reversing structure of the seat assembly of the existing child stroller is complex, and when the child stroller is operated, a user needs to stretch a hand under the seat to feel the operation, and if the user cannot touch the switch, the user needs to bend down and stretch a head to a position lower than the seat plate to observe, so that the reversing operation of the seat assembly is troublesome, and the operation is inconvenient.

Therefore, the present invention is based on the above disadvantages.

[ Utility model ] content

The utility model aims at overcoming the defects of the prior art and providing a seat component of a child stroller with simple structure and simple reversing operation.

The utility model discloses a realize through following technical scheme:

a seat assembly for a stroller, comprising: including can be connected with the supporting seat 200 on the frame 100 and can rotate relative to the supporting seat 200 and realize the seat portion 1 of switching-over from front to back, seat portion 1 on be equipped with the kayser piece 2 that can slide relative to it and can block or break away from with screens 300 on the supporting seat 200 when sliding, seat portion 1 on still be equipped with can move about relative to it and can drive kayser piece 2 and the activity piece 3 that screens 300 break away from when moving, seat portion 1 front side be connected with and be used for supporting the shank and can drive the shank support piece 4 that the activity piece 3 moved when upwards rotating to the settlement position relative to seat portion 1.

The seat assembly of a stroller as described above, characterized in that: the movable block 3 is of an annular structure and is rotatably connected with the seat part 1, a guy cable 51 is arranged between the movable block 3 and the locking block 2, one end of the guy cable 51 is connected with the locking block 2, the other end of the guy cable is connected to the movable block 3 and deviates from the position of the rotating axis of the movable block 3, and a first reset spring 52 capable of pushing the locking block 2 to reset is further arranged between the locking block 2 and the seat part 1.

The seat assembly of a stroller as described above, characterized in that: the outer side wall of the movable block 3 is provided with a convex block 31, and the leg support 4 is provided with a driving block 41 which can touch the convex block 31 to drive the movable block 3 to rotate when the leg support rotates upwards relative to the seat part 1.

The seat assembly of a stroller as described above, characterized in that: a first angle adjusting device for adjusting the included angle between the leg supporting piece 4 and the seat part 1 is arranged between the two.

The seat assembly of a stroller as described above, characterized in that: the leg support 4 includes a free end 4a and a connecting end 4b connected to the seat portion 1, and only when the leg support 4 is rotated upward until the free end 4a is higher than the seating surface 1a of the seat portion 1, the leg support 4 can drive the movable block 3 to move so as to disengage the locking block 2 from the detent 300.

The seat assembly of a stroller as described above, characterized in that: the back side of the seat part 1 is connected with a backrest part 7 which can rotate relative to the seat part, a second adjusting device for adjusting the included angle between the backrest part 7 and the seat part 1 is arranged between the backrest part 7 and the seat part 1, the second adjusting device comprises a plurality of locking grooves 81 which are arranged at the back side of the seat part 1 along the circumferential direction, a plurality of locking grooves 82 are arranged at the lower end of the backrest part 7 and at the side opposite to the seat part 1 along the circumferential direction, an adjusting gear 83 which can move transversely in the space enclosed by the seat part 1 and the backrest part 7 and can be clamped with the locking grooves 82 and the locking grooves 81 at the same time is arranged in the space, a rotating block 84 which can push the adjusting gear 83 to be separated from the locking grooves 82 is arranged between the adjusting gear 83 and the backrest part 7, a plurality of matching grooves 85 are arranged on the rotating block 84 along the circumferential direction, a plurality of bosses 86 which can be matched with the matching grooves 85 and can push the rotating block 84 to move transversely when the rotating block 84 rotates, a pull rope 87 capable of pulling the rotating block 84 to rotate is arranged in the backrest part 7, and a second return spring 88 is arranged between the adjusting gear 83 and the seat part 1.

The seat assembly of a stroller as described above, characterized in that: the lower end of the backrest part 7 is further connected with a front armrest 9 which can rotate relative to the backrest part 7, the lower end of the front armrest 9 is provided with an armrest seat 91, the backrest part 7 and the seat part 1 are rotatably connected around the same axis, the seat part 1 is provided with a convex seat 61 which penetrates through the backrest part 7, the convex seat 61 is provided with a plurality of ratchets 62 along the circumferential direction, a spline 63 which can move transversely is arranged between the backrest part 7 and the armrest seat 91, the armrest seat 91 is provided with a spline groove 60 which can be clamped with the spline 63, the spline groove 63 is provided with a plurality of ratchet grooves 64 which can be matched with the spline 62, the spline 63 is also provided with a plurality of inclined grooves 65 with inclined bottoms along the circumferential direction, one side of the backrest part 7 opposite to the armrest seat 91 is provided with inclined protrusions 66 which can be contacted with the inclined grooves 65 to push the spline grooves 65 to separate from the spline 62 when the backrest part 7 rotates and folds relative to the seat part 1, and a third return spring 67 is also arranged between the spline 63 and the armrest seat 91.

The seat assembly of a stroller as described above, characterized in that: the protruding seat 61 on still be equipped with the stopper 68 that the cross-section is fan-shaped, handrail seat 91 on be equipped with can with stopper 68 both sides face touch and carry out spacing support piece 69 to preceding handrail 9.

Compared with the prior art, the utility model discloses there is following advantage:

1. the utility model discloses a set up its gliding kayser piece relatively on the seat portion, the kayser piece just can with the screens block on the supporting seat on the frame or break away from when relative seat portion slides, thereby realize the locking or the unblock of seat subassembly position, and still set up the movable block that can drive kayser piece and screens and break away from when relative seat portion moves about on the seat portion, the seat portion front side rotates and is connected with shank support piece, shank support piece is used for supporting children's both legs, make children take comfortablely, more importantly, shank support piece makes progress relative seat portion and rotates when setting for the position, shank support piece can drive the relative seat portion activity of movable block, and the movable block just can drive the kayser piece and break away from with the screens on the frame supporting seat in the activity, thereby make the position unblock of seat subassembly. Therefore, when the seat assembly needs to be reversed, the unlocking between the seat assembly and the supporting seat can be realized only by lifting the leg supporting piece upwards, the user does not need to stretch the hand into the bottom of the seat part to search, the user does not need to lower the head below the seat part to observe, and the operation is very convenient and fast.

2. The utility model discloses a be equipped with the first angle adjusting device who is used for adjusting contained angle between the two between shank support piece and the seat, can adjust the contained angle between shank support piece and the seat through first angle adjusting device, consequently, can support suitable height with the shank according to children's position of sitting, for example, when children need sleep in the children's shallow, can be with shank support piece and seat parallel and level to guarantee that children have sufficient sleep space. And, when the seat subassembly was provided with first angle adjusting device, only when shank support piece upwards rotated to the free end and is higher than the surface of taking of seat portion, shank support piece could drive the movable block action and make the screens break away from to the condition emergence that the shank support piece upwards rotated to certain contained angle gear just with seat subassembly and supporting seat unblock, ensured safety.

3. The utility model discloses simple structure, switching-over convenient operation is fit for popularizing and applying.

[ description of the drawings ]

FIG. 1 is a schematic view of the present invention as mounted on a vehicle frame;

FIG. 2 is a perspective view of a support base of the frame;

FIG. 3 is one of the perspective views of the components of the present invention;

fig. 4 is a second perspective view of components of the present invention;

fig. 5 is a third perspective view of the components of the present invention;

fig. 6 is one of exploded views of components of the present invention;

fig. 7 is a second exploded view of the components of the present invention.

[ detailed description ] embodiments

The invention will be further described with reference to the accompanying drawings:

as shown in fig. 1 to 5, a seat assembly of a stroller comprises a seat part 1 which can be connected to a support 200 of a frame 100 and can rotate relative to the support 200 to change directions forward and backward, a latch block 2 which can slide relative to the seat part 1 and can be engaged with or disengaged from a latch 300 of the support 200 when sliding is provided on the seat part 1, a movable block 3 which can move relative to the seat part 1 and can drive the latch block 2 to disengage from the latch 300 when moving is provided on the seat part 1, and a leg support 4 which is used for supporting legs and can drive the movable block 3 to move when rotating upward relative to the seat part 1 to a set position is connected to the front side of the seat part 1. The seat part 1 is provided with a locking block 2 which can slide relative to the seat part, the locking block 2 can be clamped with or separated from a clamping position 300 on a support seat 200 on a frame 100 when sliding relative to the seat part 1, thereby realizing the locking or unlocking of the position of the seat component, and the seat part is also provided with a movable block 3 which can drive the locking block 2 to be separated from the clamping position 300 when moving relative to the seat part 1, the front side of the seat part 1 is rotatably connected with a leg support 4, the leg support 4 is used for supporting the two legs of a child, so that the child can take comfortably, more importantly, the leg support 4 can drive the movable block 3 to move relative to the seat part 1 when rotating to a set position relative to the seat part 1, and the movable block 3 can drive the locking block 2 to be separated from the clamping position 300 on the support seat 200 of the frame 100 when moving, thereby unlocking the position of the seat component. Therefore, when the seat assembly needs to be reversed, the unlocking between the seat assembly and the supporting seat 200 can be realized only by lifting the leg supporting member 4 upwards, the user does not need to stretch the hand into the bottom of the seat part 1 to search, and the user does not need to lower the head below the seat part 1 to observe, so that the operation is very convenient and fast.

As shown in fig. 3 to 5, the movable block 3 is in a ring structure and is rotatably connected to the seat portion 1, a cable 51 is disposed between the movable block 3 and the locking block 2, one end of the cable 51 is connected to the locking block 2, the other end of the cable is connected to the movable block 3 and deviates from the rotation axis of the movable block 3, and a first return spring 52 capable of pushing the locking block 2 to return is further disposed between the locking block 2 and the seat portion 1. When the direction of the seat assembly needs to be adjusted, the leg supporting piece 4 rotates upwards to push the movable block 3 to rotate, the movable block 3 pulls the clamping block 2 to be separated from the clamping position 300 on the frame 100 through the pull cable 51 in the rotating process, so that the seat assembly and the supporting seat 200 are unlocked, the seat assembly can be rotated to realize reversing once unlocked, and the operation is very convenient and fast.

As shown in fig. 3 and 4, the outer side wall of the movable block 3 is provided with a protruding block 31, and the leg support 4 is provided with a driving block 41 which can contact the protruding block 31 to drive the movable block 3 to rotate when the leg support rotates upward relative to the seat portion 1. When the leg support 4 is lifted upwards, the driving block 41 pushes the protruding block 31 to drive the movable block 3 to rotate, so that the locking block 3 is separated from the clamping position 300.

A first angle adjusting device for adjusting the included angle between the leg supporting piece 4 and the seat part 1 is arranged between the two. The included angle between the leg support 4 and the seat part 1 can be adjusted through the first angle adjusting device, so that the legs can be supported to a proper height according to the sitting posture of the child, for example, when the child needs to sleep in the stroller, the leg support 4 can be flush with the seat part 1, and the child can be ensured to have a sufficient sleeping space. The specific structure of the first angle adjusting device can adopt the angle adjusting structure of the traditional leg support, and the detailed description is omitted here.

As shown in fig. 1, 4 and 5, the leg support 4 includes a free end 4a and a connecting end 4b connected to the seat portion 1, and only when the leg support 4 is rotated upward until the free end 4a is higher than the seating surface 1a of the seat portion 1, the leg support 4 can drive the movable block 3 to move so as to disengage the latch block 2 from the latch 300. This kind of design can avoid leg support piece 4 to rotate the condition emergence that just will seat subassembly and supporting seat unblock to certain contained angle gear upwards, ensures safety. And according to the normal use condition of children's shallow, when children take in children's shallow, the position that is higher than the surface of taking 1a of seat portion 1 can not adjusted to the free end 4a of leg support piece 4, otherwise children take and can be uncomfortable, so just carry out the unblock switching-over to the seat subassembly when not taking children in the seat subassembly, can prevent the mistake unblock, the security is good, design benefit.

As shown in fig. 6 and 7, the back of the seat part 1 is connected with the backrest part 7 which can rotate relative to the seat part, a second adjusting device for adjusting the included angle between the backrest part 7 and the seat part 1 is arranged between the two, the second adjusting device comprises a plurality of locking grooves 81 which are arranged at the back of the seat part 1 along the circumferential direction, a plurality of locking grooves 82 are arranged at the lower end of the backrest part 7 and at the side opposite to the seat part 1 along the circumferential direction, an adjusting gear 83 which can move transversely in the space enclosed by the seat part 1 and the backrest part 7 and can be simultaneously engaged with the locking grooves 82 and the locking grooves 81 is arranged in the space, a rotating block 84 which can push the adjusting gear 83 to be disengaged from the locking grooves 82 is arranged between the adjusting gear 83 and the backrest part 7, a plurality of engaging grooves 85 are arranged on the rotating block 84 along the circumferential direction, a plurality of inclined bosses 86 which can be engaged with the engaging grooves 85 and can push the rotating block 84 to move transversely when the rotating block 84 rotates, a pull rope 87 capable of pulling the rotating block 84 to rotate is arranged in the backrest part 7, and a second return spring 88 is arranged between the adjusting gear 83 and the seat part 1. When the angle between the backrest part 7 and the seat part 1 needs to be adjusted, the rotation block 84 is pulled to rotate by the pull cord 87, the backrest part 7 may be provided with a slide button similar to the conventional structure, the slide button is connected with the pull cord 87, and when the slide button is pushed, the pull cord 87 pulls the rotation block 84 to rotate. When the rotating block 84 rotates, the inclined boss 86 on the backrest part 7 pushes the bottom of the matching groove 85 on the rotating block 84, so that the rotating block 84 also moves transversely in the rotating process, the rotating block 84 pushes the adjusting gear 83 to move transversely, the adjusting gear 83 is separated from the locking groove 82 on the backrest part 7, and the included angle of the backrest part 7 relative to the seat part 1 can be adjusted in a rotating mode.

As shown in fig. 6 and 7, the lower end of the backrest portion 7 is further connected with a front armrest 9 capable of rotating relative to the backrest portion 7, the lower end of the front armrest 9 is provided with an armrest seat 91, the backrest portion 7 and the seat portion 1 are rotatably connected around the same axis, the seat portion 1 is provided with a protruding seat 61 penetrating through the backrest portion 7, the protruding seat 61 is provided with a plurality of ratchets 62 along the circumferential direction, a spline 63 capable of moving transversely is arranged between the backrest portion 7 and the armrest seat 91, the armrest seat 91 is provided with a spline groove 60 capable of being engaged with the spline 63, the spline 63 is provided with a plurality of ratchet grooves 64 capable of being engaged with the ratchet teeth 62, the spline 63 is further provided with a plurality of inclined grooves 65 having inclined bottoms along the circumferential direction, one side of the backrest portion 7 opposite to the armrest seat 91 is provided with an inclined groove 65 capable of being engaged with the inclined groove 65 and capable of being contacted with the inclined groove bottom 65 to push the inclined groove 63 and the groove bottom 63 and the groove when the backrest portion 7 rotates and folds relative to the seat portion 1 62, and a third return spring 67 is arranged between the spline 63 and the armrest seat 91. The front arm rests 9 are provided for the child to grasp for safety. When the seat assembly needs to be folded, the adjusting gear 83 is firstly separated from the locking groove 82 on the backrest part 7, the folded backrest part 7 is rotated forwards, in the rotating process of the backrest part 7, the inclined protrusion 66 on the backrest part 7 pushes the groove bottom of the inclined groove 65 on the spline 63, so that the spline 63 moves transversely and is separated from the ratchet groove 64 on the convex seat 61, the spline 63 completely enters the spline groove 60 on the armrest seat 91, the armrest seat 91 is unlocked, and the front armrest 9 can rotate downwards under the action of gravity to be folded on the seat part 1.

As shown in fig. 6 and 7, the protruding seat 61 is further provided with a limiting block 68 with a fan-shaped cross section, and the armrest seat 91 is provided with an abutting block 69 which can be touched with two side surfaces of the limiting block 68 to limit the front armrest 9.

Claims

1. A seat assembly for a stroller, comprising: including can be connected with supporting seat (200) on frame (100) and can rotate and realize seat portion (1) of front and back switching-over relatively supporting seat (200), seat portion (1) on be equipped with can slide relatively its and can with screens (300) on supporting seat (200) block or the block piece (2) that break away from when sliding, seat portion (1) on still be equipped with can drive block piece (2) and the activity piece (3) that break away from of screens (300) when moving relatively its activity, seat portion (1) front side be connected with and be used for supporting the shank and can drive leg support piece (4) that activity piece (3) moved when relative seat portion (1) upwards rotates to the settlement position.

2. The stroller seat assembly of claim 1, wherein: the movable block (3) be the loop configuration and with seat portion (1) rotatable coupling, movable block (3) and kayser piece (2) between be equipped with cable (51), cable (51) one end be connected with kayser piece (2), the other end is connected on movable block (3) and the position of skew movable block (3) rotation axis center, kayser piece (2) and seat portion (1) between still be equipped with and push away first reset spring (52) that kayser piece (2) reset.

3. A seat assembly for a stroller according to claim 2, wherein: the lateral wall of movable block (3) on be equipped with protruding piece (31), shank support piece (4) on be equipped with can touch protruding piece (31) and drive the rotatory actuating block (41) of movable block (3) when its relative seat portion (1) upwards rotates.

4. A seat assembly for a stroller according to any of claims 1 to 3, wherein: a first angle adjusting device for adjusting an included angle between the leg supporting piece (4) and the seat part (1) is arranged between the leg supporting piece and the seat part.

5. The stroller seat assembly of claim 4, wherein: the leg support piece (4) comprises a free end (4a) and a connecting end (4b) connected with the seat part (1), and only when the leg support piece (4) rotates upwards until the free end (4a) is higher than the seating surface (1a) of the seat part (1), the leg support piece (4) can drive the movable block (3) to move so as to enable the locking block (2) to be separated from the clamping position (300).

6. The stroller seat assembly of claim 1, wherein: the backrest is characterized in that the back side of the seat part (1) is connected with a backrest part (7) which can rotate relative to the seat part, a second adjusting device for adjusting the included angle between the backrest part (7) and the seat part (1) is arranged between the backrest part (7) and the seat part (1), the second adjusting device comprises a plurality of locking grooves (81) which are arranged at the back side of the seat part (1) along the circumferential direction, a plurality of locking grooves (82) are arranged at the lower end of the backrest part (7) and at one side opposite to the seat part (1) along the circumferential direction, an adjusting gear (83) which can transversely move in the space surrounded by the seat part (1) and the backrest part (7) and can be simultaneously clamped with the locking grooves (82) and the locking grooves (81) is arranged in the space, a rotating block (84) which can push the adjusting gear (83) to be separated from the locking grooves (82) is arranged between the adjusting gear (83) and the backrest part (7), and a plurality of matching grooves (85) are arranged on the rotating block (84) along the circumferential direction, the backrest part (7) is provided with a plurality of inclined bosses (86) which can be matched with the matching grooves (85) and can push the rotating block (84) to move transversely when the rotating block (84) rotates, a pull rope (87) which can pull the rotating block (84) to rotate is arranged in the backrest part (7), and a second return spring (88) is arranged between the adjusting gear (83) and the seat part (1).

7. The stroller seat assembly of claim 6, wherein: the lower end of the backrest part (7) is further connected with a front armrest (9) capable of rotating relative to the backrest part, the lower end of the front armrest (9) is provided with an armrest seat (91), the backrest part (7) and the seat part (1) are rotatably connected around the same axis, the seat part (1) is provided with a protruding seat (61) penetrating through the backrest part (7), the protruding seat (61) is provided with a plurality of ratchet teeth (62) along the circumferential direction, a spline (63) capable of moving transversely is arranged between the backrest part (7) and the armrest seat (91), the armrest seat (91) is provided with a spline groove (60) capable of being clamped with the spline (63), the spline (63) is provided with a plurality of ratchet teeth (64) capable of being matched with the ratchet teeth (62), the spline (63) is further provided with a plurality of inclined grooves (65) with inclined bottoms along the circumferential direction, the foldable seat back is characterized in that an inclined bulge (66) which is matched with the inclined groove (65) and can be touched with the bottom of the inclined groove (65) to push the spline (63) to be separated from the ratchet (62) when the backrest part (7) rotates and folds relative to the seat part (1) and is arranged on one side, opposite to the armrest seat (91), of the backrest part (7), and a third return spring (67) is further arranged between the spline (63) and the armrest seat (91).

8. The stroller seat assembly of claim 7, wherein: the convex seat (61) on still be equipped with the cross-section and be sectorial stopper (68), handrail seat (91) on be equipped with and to touch with stopper (68) both sides face and carry out spacing support piece (69) to preceding handrail (9).