CN215245076U

CN215245076U - Seat basket

Info

Publication number: CN215245076U
Application number: CN202121837101.6U
Authority: CN
Inventors: 刘修平
Original assignee: SUNNYLOVE BABY PRODUCTS ZHUHAI CO LTD
Current assignee: SUNNYLOVE BABY PRODUCTS ZHUHAI CO LTD
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2021-12-21
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses a seat basket, including can the fixing base, rotate around first axis A on the fixing base and be connected with the sliding seat, sliding connection has a seat frame on the sliding seat, still rotates around second axis B on the sliding seat and is connected with the back, and back lower extreme and seat frame rear end rotate around third axis C and are connected and make the back can order about the seat frame relative sliding seat slip when folding to the seat frame. The utility model discloses promote the relative sliding seat of back and rotate when folding, the back rotates when drawing close to the seat frame at the relative sliding seat, the lower extreme of back can stimulate the relative sliding seat of seat frame and slide, at the gliding in-process of seat frame relative sliding seat, the back draws close to the seat frame gradually, thereby the folding up of whole seat frame has been accomplished, the connecting rod that the beta structure of seat frame used is few, and make beta structure compacter, light in weight, more portable, and the seat frame only need promote the back when folding to rotate can, and need not to pull down the seat frame from children's shallow, folding operation is more convenient.

Description

Seat basket

[ technical field ] A method for producing a semiconductor device

The utility model relates to a children's shallow technical field, concretely relates to seat basket.

[ background of the invention ]

The prior art discloses a seat pocket for children and a children article (with the authorized bulletin number of CN205381296U and the authorized publication date of 2016.07.13), which comprises a seat pocket plug, a seat plate and a backrest plate rotationally connected with the seat plate, wherein the child seat pocket also comprises a connecting piece which is connected with the seat pocket plug and the backrest plate together in a rotating way, and a swinging rod of which two end parts are respectively connected with the connecting piece and the seat plate in a rotating way, the backrest plate can be freely unfolded or folded relative to the seat plate, so that the child seat pocket can form a folding state, a sitting posture state, a semi-lying posture state and a full-lying posture state, in a sitting posture state, the rotary joint of the backrest plate and the seat plate is positioned above the rear part of the rotary joint of the seat plate and the swing rod, below the rear part of the rotary joint of the connecting piece and the seat pocket plug and below the rear part of the rotary joint of the connecting piece and the backrest plate; the rotary joint of the swing piece and the connecting piece is positioned in front of and above the rotary joint of the swing rod and the seat plate, in front of and below the rotary joint of the connecting piece and the seat pocket plug, and in front of and below the rotary joint of the connecting piece and the backrest plate.

Although most of the current children carts on the market are provided with folding devices, the seat basket generally needs to be taken down to be folded, and even if the folding cart with the seat basket is provided, the folding structure is complex, the manufacturing cost is high, and the operation is complicated.

The utility model discloses it is just based on above-mentioned not enough research and development and produce.

[ Utility model ] content

The utility model aims to overcome the defects of the prior art and provide a seat basket with simple folding structure and convenient folding operation.

The utility model discloses a realize through following technical scheme:

the utility model provides a seat bag, including being connected to fixing base 11 on the bassinet frame, fixing base 11 on rotate around first axis A and be connected with sliding seat 12, sliding seat 12 on sliding connection have a seat frame 13, sliding seat 12 on still rotate around second axis B and be connected with

back

2, 2 lower extremes of back and seat frame 13 rear end rotate around third axis C and be connected and make back 2 can order about seat frame 13 relative sliding seat 12 and slide when rotating folding to seat frame 13.

The utility model provides a seat bag, including being connected to the fixing base 11 on the bassinet frame, fixing base 11 on rotate around first axis A and be connected with sliding seat 12, sliding seat 12 on sliding connection have a seat frame 13, sliding seat 12 on still rotate around second axis B and be connected with

back

2, 2 lower extremes of back and seat frame 13 rear end rotate around third axis C and be connected and make back 2 rotate to seat frame 13 and to order about seat frame 13 relative sliding seat 12 and slide when folding, sliding seat 12 on rotate around fourth axis D and have handrail frame 3, the rear end of handrail frame 3 between rotate and be connected with and can stimulate handrail frame 3 to seat frame 13 when seat frame 13 relative sliding seat 12 slides and rotate folding linkage 4.

The utility model provides a seat basket again, including being connected to the fixing base 11 on the bassinet frame, fixing base 11 on rotate around first axis A and be connected with sliding seat 12, sliding seat 12 on sliding connection have a seat frame 13, sliding seat 12 on still rotate around second axis B and be connected with

back

2, 2 lower extremes of back and seat frame 13 rear end rotate around third axis C and be connected and make back 2 can order about seat frame 13 relative sliding seat 12 and slide when back 2 rotates folding to seat frame 13, sliding seat 12 on rotate around fourth axis D and have handrail frame 3, the rear end of lower extreme and seat frame 3 between rotate and be connected with and can stimulate handrail frame 3 and rotate folding linkage 4 to seat frame 13 when seat frame 13 relative sliding seat 12 slides, sliding seat 12 and fixing base 11 between still be equipped with and can lock the two and can be separated by back drive when back 2 relative sliding seat 12 rotates folding The locking mechanism 6 of the lock.

In the seat case described above, the multi-stage lock mechanism 5 capable of fixing the backrest 2 at a plurality of stages is provided between the backrest 2 and the sliding seat 12, and the backrest 2 can rotate relative to the sliding seat 12 to approach the seat frame 13 after the multi-stage lock mechanism 5 is unlocked.

In the seat barrel, the first axis a, the second axis B and the fourth axis D are coaxial.

As mentioned above, the locking mechanism 6 includes the left housing 61 disposed on the sliding seat 12 and the right housing 62 disposed on the fixed seat 11, the left shell 61 and the right shell 62 are enclosed to form an accommodating cavity 63, a spline 64 capable of sliding transversely relative to the accommodating cavity 63 is arranged in the accommodating cavity 63, the inner walls of the left shell 61 and the right shell 62 are provided with spline grooves 65 which can be clamped with the splines 64, an elastic element 66 which can press the spline 64 to enable the spline 64 to be simultaneously clamped with the spline grooves 65 on the left shell 61 and the right shell 62 when the seat body is unfolded is arranged between the spline 64 and the right shell 62, the left shell 61 is also rotatably connected with a rotating piece 67 which can drive the spline 64 to transversely slide and separate from the left shell 61, the backrest 2 is further provided with an unlocking part 68 which can push the rotating part 67 to rotate when the backrest is rotated and folded relative to the sliding seat 12.

As described above, the rotating member 67 includes a rotating piece 671 and a plurality of arc-shaped protrusions 672 arranged on the rotating piece 671, the arc-shaped protrusions 672 are respectively provided with a first oblique sliding surface 6721, the spline 64 is provided with a groove 641 capable of accommodating the arc-shaped protrusions 672, an inner wall of the groove 641 is provided with a second oblique sliding surface 6411 capable of being matched with the first oblique sliding surface 6721 to press the spline 64 to slide transversely, the rotating piece 671 is further provided with a driving portion 673 extending outwardly, and the unlocking portion 68 is a protrusion arranged on an inner wall of the backrest 2 and capable of pushing the driving portion 673 to further push the rotating piece 671 to rotate when the backrest 2 is folded.

As described above, the seat cage is provided with the receding groove 611 for receding the protrusion so that the backrest 2 can rotate relative to the sliding seat 12 on the side wall of the left housing 61, and the sliding groove 612 for allowing the driving portion 673 of the rotating piece 671 to rotate is further provided on the left housing 61.

In the seat cage, the multi-gear locking mechanism 5 includes a plurality of locking positions 51 disposed on the sliding seat 12 at intervals, the backrest 2 is provided with a locking piece 52 capable of sliding relative to the backrest and being engaged with or disengaged from the locking positions 51, an elastic piece 53 capable of keeping the locking piece 52 in a locking state is further disposed between the locking piece 52 and the backrest 2, the locking piece 52 is connected with a pulling cable 54 capable of pulling the locking piece 52 to slide, and the backrest 2 is further provided with an operating piece 55 capable of pulling the pulling cable 54.

As the seat basket, the backrest 2 comprises the backrest rod 21 and the connecting block 22 connected to the backrest rod 21, the connecting block 22 is rotatably connected to the sliding seat 12 around the first axis a, and the lower end of the connecting block 22 is rotatably connected to the rear end of the seat frame 13 around the second axis B;

in the seat basket, the armrest frame 3 comprises a rotating block 31 connected to the sliding seat 12 around the fourth axis D, the linkage member 4 is rotatably connected to the lower end of the rotating block 31 and the rear end of the seat frame 13, and the armrest rod 32 is connected to the rotating block 31.

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

1. the utility model discloses promote the relative sliding seat of back and rotate when folding, the back rotates when drawing close to the seat frame at the relative sliding seat, and the lower extreme of back can stimulate the relative sliding seat of seat frame and slide, at the gliding in-process of seat frame relative sliding seat, the back draws close to the seat frame gradually to accomplish folding up of whole seat frame, the utility model discloses the connecting rod that the beta structure of seat frame used is few, and makes beta structure compacter, and weight is lighter, more portable, and the seat frame only need promote the back when folding to rotate moreover can, need not to pull down the seat frame from children's shallow in addition, folding operation is more convenient.

2. The utility model discloses promote the relative sliding seat of back and rotate when folding, the back rotates when drawing close to the seat frame at the relative sliding seat, and the lower extreme of back can stimulate the relative sliding seat of seat frame and slide, and at the gliding in-process of seat frame relative sliding seat, the one end of linkage is followed the seat frame and is slided and is stimulateed the relative sliding seat of handrail frame and rotate, and then makes the handrail frame draw close to the seat frame, and the back also draws close to the seat frame gradually, thereby has accomplished folding up of whole seat, the utility model discloses the beta structure of seat uses few connecting rods, and makes beta structure compacter, and weight is lighter, more portable, only needs to promote the back in addition and just can accomplish the folding of back and handrail frame, easy operation, and need not to pull down the seat from children's shallow, folding operation is more convenient.

3. The utility model pushes the backrest to rotate relative to the sliding seat when being folded, when the backrest rotates to approach the seat frame relative to the sliding seat, the lower end of the backrest can pull the seat frame to slide relative to the sliding seat, in the process of sliding the seat frame relative to the sliding seat, one end of the linkage part can pull the handrail frame to rotate relative to the sliding seat along with the sliding of the seat frame, so that the handrail frame approaches to the seat frame, and the backrest also approaches to the seat frame gradually, and the locking mechanism can be unlocked by the backrest driving when the backrest rotates and folds relative to the sliding seat, at the moment, the sliding seat can rotate relative to the fixed seat, and further rotate relative to the baby stroller, so that the space occupied by the baby stroller provided with the seat frame can be minimized when being folded, the folding structure of the seat frame uses few connecting rods, so that the folding structure is more compact, the weight is lighter and the carrying is more convenient, and the folding of the backrest and the armrest frame and the unlocking of the locking mechanism can be completed only by pushing the backrest, the operation is simple, the seat basket does not need to be detached from the stroller, and the folding operation is more convenient.

4. The backrest can be matched with the seat frame to be used as a sleeping basket when the backrest is unfolded to the maximum gear relative to the sliding seat, so that the child can have a rest in a lying mode. The backrest can also adjust the inclination angle when unfolded according to the requirements of the child, so that the child is more comfortable when riding.

[ description of the drawings ]

FIG. 1 is a perspective view of a seat basket according to the present invention;

FIG. 2 is a sectional view of the multi-stage locking mechanism of the seat basket of the present invention;

FIG. 3 is an enlarged view of region G of FIG. 2;

FIG. 4 is a perspective view of the fixing base, the sliding base and the seat frame of the seat basket of the present invention;

FIG. 5 is an exploded view of the locking mechanism in the socket;

FIG. 6 is a second exploded view of the locking mechanism in the seat basket of the present invention;

fig. 7 is a sectional view of the left housing, the unlocking portion and the rotating member of the seat basket according to the present invention;

FIG. 8 is a perspective view of a sliding seat in the seat basket of the present invention;

FIG. 9 is one of exploded views of the sliding seat and the seat frame of the seat basket of the present invention;

FIG. 10 is a second exploded view of the sliding seat and the seat frame of the seat basket of the present invention;

FIG. 11 is a perspective view of a rotating member in the seat basket according to the present invention;

FIG. 12 is a perspective view of a spline in the seat basket according to the present invention;

FIG. 13 is a perspective view of a back rest in the seat basket of the present invention;

FIG. 14 is a view showing a state where the seat basket of the present invention is unfolded;

FIG. 15 is a second view showing the seat barrel of the present invention in an unfolded state;

FIG. 16 is a third view showing the state of the holder when the holder is unfolded;

FIG. 17 is a view showing a state where the holder is folded;

FIG. 18 is a perspective view of the seat basket of the present invention when folded;

fig. 19 is a second state view of the seat frame of the present invention when folded.

[ detailed description ] embodiments

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

example 1:

as shown in fig. 1 and 14-19, the utility model provides a seat basket, including being connected to the fixing base 11 on the bassinet frame, fixing base 11 on rotate around first axis a and be connected with sliding seat 12, sliding seat 12 on sliding connection have a seat frame 13, sliding seat 12 on still rotate around second axis B and be connected with back 2, back 2 lower extreme and seat frame 13 rear end rotate around third axis C and be connected and make back 2 can order about seat frame 13 relative sliding seat 12 to slide when rotating folding to seat frame 13.

The utility model discloses promote back 2 relative sliding seat 12 and rotate when folding, back 2 rotates when closing to seat frame 13 at relative sliding seat 12, and back 2's lower extreme can stimulate seat frame 13 relative sliding seat 12 and slide, and at the gliding in-process of seat frame 13 relative sliding seat 12, back 2 draws close to seat frame 13 gradually to accomplish folding up of whole seat, the utility model discloses the connecting rod that the beta structure of seat used is few, and makes beta structure compacter, and light in weight, more portable, and only need promote back 2 when the seat is folded moreover and rotate can, need not to pull down the seat from the children's shallow in addition, and folding operation is more convenient.

Example 2:

as shown in fig. 1 and 14-19, the utility model provides a seat basket, including being connected to the fixing base 11 on the bassinet frame, fixing base 11 on rotate around first axis a and be connected with sliding seat 12, sliding seat 12 on sliding connection have a seat frame 13, sliding seat 12 on still rotate around second axis B and be connected with back 2, back 2 lower extreme and seat frame 13 rear end rotate around third axis C and be connected and make back 2 rotate to seat frame 13 and can order about seat frame 13 relative sliding seat 12 and slide when folding, sliding seat 12 on rotate around fourth axis D and have handrail frame 3, the lower extreme of seat frame 3 and the rear end of seat frame 13 between rotate and be connected with and can pull handrail frame 3 and rotate folding link 4 to seat frame 13 when sliding seat frame 13 relative sliding seat 12.

When the utility model is folded, the backrest 2 is pushed to rotate relative to the sliding seat 12, when the backrest 2 rotates relative to the sliding seat 12 and approaches to the seat frame 13, the lower end of the backrest 2 can pull the seat frame 13 to slide relative to the sliding seat 12, in the process that the seat frame 13 slides relative to the sliding seat 12, one end of the linkage 4 slides along the seat frame 13 to pull the armrest frame 3 to rotate relative to the sliding seat 12, thereby the armrest frame 3 is drawn close to the seat frame 13, and the backrest 2 is gradually drawn close to the seat frame 13, thereby completing the folding of the whole seat basket, the folding structure of the seat basket of the utility model uses less connecting rods, and make beta structure compacter, weight is lighter, and is more portable, only needs to promote back 2 in addition and just can accomplish the folding of back 2 and handrail frame 3, easy operation need not to pull down the seat basket from children's shallow moreover, and folding operation is more convenient.

Example 3:

as shown in fig. 1 and 14-19, the utility model provides a seat basket, including being connected to the fixing base 11 on the bassinet frame, fixing base 11 on rotate around first axis a and be connected with sliding seat 12, sliding seat 12 on sliding connection have a seat frame 13, sliding seat 12 on still rotate around second axis B and be connected with back 2, back 2 lower extreme and seat frame 13 rear end rotate around third axis C and be connected and make back 2 can order about seat frame 13 to slide relative sliding seat 12 when rotating folding to seat frame 13, sliding seat 12 on rotate around fourth axis D and have handrail frame 3, the lower extreme of seat frame 3 and the rear end of seat frame 13 between rotate and be connected with and can pull handrail frame 3 and rotate folding linkage 4 to seat frame 13 when sliding seat frame 13 slides relative sliding seat 12, sliding seat 12 and fixing base 11 between still be equipped with and can lock the two and rotate folding linkage 4 to the seat frame 12 at the back 2 and rotate folding A locking mechanism 6 which can be unlocked by the backrest driving.

The utility model pushes the backrest 2 to rotate relative to the sliding seat 12 when folding, when the backrest 2 rotates relative to the sliding seat 12 and draws close to the seat frame 13, the lower end of the backrest 2 can pull the seat frame 13 to slide relative to the sliding seat 12, when the seat frame 13 slides relative to the sliding seat 12, one end of the linkage part 4 can pull the armrest frame 3 to rotate relative to the sliding seat 12 along with the sliding of the seat frame 13, so that the armrest frame 3 draws close to the seat frame 13, and the backrest 2 also draws close to the seat frame 13 gradually, when the backrest 2 rotates relative to the sliding seat 12 and folds, the locking mechanism 6 can be driven by the backrest 2 to unlock, at the moment, the sliding seat 12 can rotate relative to the fixed seat 11, and then rotates relative to the baby stroller, so that the space occupied by the baby stroller provided with the seat bag can be minimum when folding, the folding structure of the utility model uses few connecting rods, the folding structure is more compact, the weight is lighter, the carrying is more convenient, the folding of the backrest 2 and the armrest frame 3 and the unlocking of the locking mechanism 6 can be completed only by pushing the backrest 2, the operation is simple, the seat basket does not need to be detached from the stroller, and the folding operation is more convenient.

As shown in fig. 2 and 3, a multi-position locking mechanism 5 capable of fixing the backrest 2 at a plurality of positions is provided between the backrest 2 and the slide base 12, and after the multi-position locking mechanism 5 is unlocked, the backrest 2 can rotate relative to the slide base 12 to approach the seat frame 13. When the backrest 2 is unfolded to the maximum gear relative to the sliding seat 12, the backrest can be matched with the seat frame 13 to be used as a sleeping basket for the lying and rest of children. The backrest 2 can also adjust the inclination angle when unfolded according to the requirements of the child, so that the child is more comfortable when riding.

As shown in fig. 1, the first axis a, the second axis B and the fourth axis D are coaxial. The connecting structure among the sliding seat 12, the fixed seat 11 and the armrest frame 3 can be designed to be more compact and can be rotated more smoothly.

As shown in fig. 2 and 3, the multi-gear locking mechanism 5 includes a plurality of locking positions 51 disposed on the sliding seat 12 at intervals, a locking member 52 capable of sliding relative to the backrest 2 and engaging with or disengaging from each locking position 51 is disposed on the backrest 2, an elastic member 53 capable of keeping the locking member 52 in a locked state is further disposed between the locking member 52 and the backrest 2, a pulling cable 54 capable of pulling the locking member 52 to slide is connected to the locking member 52, and an operating member 55 capable of pulling the pulling cable 54 is further disposed on the backrest 2. When the backrest 2 and the sliding seat 12 are inclined at an angle, the operating element 55 is operated to pull the cable 54, the cable 54 moves to pull the latch 52 on the backrest 2 to disengage from the locking position 51 on the sliding seat 12, at this time, the backrest 2 can rotate relative to the sliding seat 12 to adjust the gear, when the backrest 2 rotates to another gear, the latch 52 on the backrest 2 is aligned with another locking position 51 on the sliding seat 12, and when the operating element 55 is not stressed, the elastic element 53 pushes the latch 52 into the locking position 51 again to lock the backrest 2 and the sliding seat 12 again, so that the gear adjustment of the backrest 2 and the sliding seat 12 is completed.

As shown in fig. 14 to 16, the plurality of gears include a sitting position gear, at least one half-lying gear and a full-lying gear, an included angle between the seat frame 13 and the backrest 2 in the sitting position gear is smaller than an included angle between the seat frame 13 and the backrest 2 in the half-lying gear, and an included angle between the seat frame 13 and the backrest 2 in the half-lying gear is smaller than an included angle between the seat frame 13 and the backrest 2 in the full-lying gear.

As shown in fig. 5 and 6, the locking mechanism 6 includes a left housing 61 disposed on the sliding seat 12 and a right housing 62 disposed on the fixed seat 11, the left shell 61 and the right shell 62 are enclosed to form an accommodating cavity 63, a spline 64 capable of sliding transversely relative to the accommodating cavity 63 is arranged in the accommodating cavity 63, the inner walls of the left shell 61 and the right shell 62 are provided with spline grooves 65 which can be clamped with the splines 64, an elastic element 66 which can press the spline 64 to enable the spline 64 to be simultaneously clamped with the spline grooves 65 on the left shell 61 and the right shell 62 when the seat body is unfolded is arranged between the spline 64 and the right shell 62, the left shell 61 is also rotatably connected with a rotating piece 67 which can drive the spline 64 to transversely slide and separate from the left shell 61, the backrest 2 is further provided with an unlocking part 68 which can push the rotating part 67 to rotate when the backrest is rotated and folded relative to the sliding seat 12.

When the locking mechanism 6 needs to be unlocked, the multi-gear locking mechanism 5 needs to be unlocked, at this time, the backrest 2 can rotate relative to the sliding seat 12, the unlocking portion 68 on the backrest 2 pushes the rotating member 67 to rotate in the process of rotating the backrest 2, the rotating member 67 can push the spline 64 to transversely slide relative to the accommodating cavity 63 during rotation, so that the spline 64 is separated from the spline groove 65 on the left housing 61, and at this time, the sliding seat 12 can rotate relative to the fixed seat 11.

As shown in fig. 7 and 11, the rotating member 67 includes a rotating piece 671 and a plurality of arc-shaped protrusions 672 arranged on the rotating piece 671, the arc-shaped protrusions 672 are respectively provided with a first oblique sliding surface 6721, the spline 64 is provided with a groove 641 capable of accommodating the arc-shaped protrusions 672, an inner wall of the groove 641 is provided with a second oblique sliding surface 6411 capable of being matched with the first oblique sliding surface 6721 to press the spline 64 to slide transversely, the rotating piece 671 is further provided with a driving portion 673 extending outwardly, and the unlocking portion 68 is a protrusion arranged on an inner wall of the backrest 2 and capable of pushing the driving portion 673 to further push the rotating piece 671 to rotate when the backrest 2 is folded.

When the rotating member 67 is in the original state, the plurality of arc-shaped protrusions 672 on the rotating sheet 671 are all located in the grooves 641 of the splines 64, and when the rotating member 67 is pushed by the unlocking portion 68 to rotate, the plurality of arc-shaped protrusions 672 rotate, and the first inclined sliding surfaces 6721 on the arc-shaped protrusions 672 are matched with the second inclined sliding surfaces 6411 on the splines 64 to push the splines 64 to slide transversely relative to the accommodating cavities 63. The elastic element 66 pushes the spline 64 to reset transversely under the condition of no external force, and the second inclined sliding surface 6411 on the spline 64 and the first inclined sliding surface 6721 on the arc-shaped projection 672 cooperate to push the rotating part 67 to reset rotationally.

As shown in fig. 7 and 8, the side wall of the left housing 61 is provided with a recess groove 611 for allowing the protrusion to be recessed so that the backrest 2 can rotate relative to the sliding seat 12, and the left housing 61 is further provided with a sliding groove 612 for allowing the driving portion 673 of the rotating piece 671 to rotate. The left and right side walls of the sliding groove 612 can limit the rotation range of the rotating element 67, and the abdicating groove 611 is not only used for abdicating the projection 68, but also can limit the positions of the backrest 2 which can be folded in the forward rotation direction and unfolded in the reverse rotation direction relative to the sliding seat 12.

As shown in fig. 9 and 10, the seat frame 13 includes a connecting rod 131 and a cross rod 132 connected to the connecting rod 131 and extending transversely, the connecting rod 131 is connected to the cross rod 132 through a connecting block 133, one end of the linkage 4 is rotatably connected to the connecting block 133 around a fifth axis E, and the other end of the linkage 4 is rotatably connected to the armrest frame 3 around a sixth axis F. The linkage 4 is an arc-shaped connecting piece.

As shown in fig. 9, the connecting rod 131 is provided with a sliding groove 1311, and the sliding seat 12 is provided with a sliding part 121 which can be connected to the connecting rod 131 and can slide relative to the sliding groove 1311. The slide portion 121 is engaged with the slide groove 1311 to guide the range in which the seat frame 13 slides with respect to the slide seat 12.

As shown in fig. 4 and 13, the backrest 2 includes a backrest rod 21 and a connecting block 22 connected to the backrest rod 21, the connecting block 22 is rotatably connected to the sliding seat 12 about a first axis a, and a lower end of the connecting block 22 is rotatably connected to the connecting block 133 about a second axis B. The connecting block 22 can be sleeved on the sliding seat 12, so that the connection of the handrail frame 3 and the sliding seat 12 is more compact.

As shown in fig. 5 and 18, the handle frame 3 includes a rotating block 31 connected to the sliding seat 12 about a fourth axis D, the linkage member 4 is rotatably connected to the lower end of the rotating block 31 and the rear end of the seat frame 13, and the handle bar 32 is connected to the rotating block 31. The rotating block 31 can be sleeved on the sliding seat 12, so that the connection between the handrail frame 3 and the sliding seat 12 is more compact.

Claims

1. A holder basket, which is characterized in that: including fixing base (11) that can be connected to on the bassinet frame, fixing base (11) on rotate around first axis (A) and be connected with sliding seat (12), sliding seat (12) on sliding connection have seat frame (13), sliding seat (12) on still rotate around second axis (B) and be connected with back (2), back (2) lower extreme and seat frame (13) rear end rotate around third axis (C) and be connected and make back (2) can order about seat frame (13) relative sliding seat (12) and slide when folding to seat frame (13) rotation.

2. A holder basket, which is characterized in that: comprises a fixed seat (11) which can be connected to the baby carriage frame, a sliding seat (12) is connected on the fixed seat (11) in a rotating way around a first axis (A), the sliding seat (12) is connected with a seat frame (13) in a sliding way, the sliding seat (12) is also connected with a backrest (2) in a rotating way around a second axis (B), the lower end of the backrest (2) is rotationally connected with the rear end of the seat frame (13) around a third axis (C) so that the seat frame (13) can be driven to slide relative to the sliding seat (12) when the backrest (2) rotates and folds towards the seat frame (13), the sliding seat (12) is provided with a handrail frame (3) rotating around a fourth axis (D), and a linkage piece (4) which can pull the handrail frame (3) to rotate and fold towards the seat frame (13) when the seat frame (13) slides relative to the sliding seat (12) is rotatably connected between the lower end of the handrail frame (3) and the rear end of the seat frame (13).

3. A holder basket, which is characterized in that: comprises a fixed seat (11) which can be connected to a baby carriage frame, the fixed seat (11) is connected with a sliding seat (12) in a rotating way around a first axis (A), the sliding seat (12) is connected with a seat frame (13) in a sliding way, the sliding seat (12) is connected with a backrest (2) in a rotating way around a second axis (B), the lower end of the backrest (2) is connected with the rear end of the seat frame (13) in a rotating way around a third axis (C) so that the backrest (2) can drive the seat frame (13) to slide relative to the sliding seat (12) when the backrest (2) is folded to the seat frame (13), the sliding seat (12) is connected with a handrail frame (3) in a rotating way around a fourth axis (D), a linkage piece (4) which can pull the handrail frame (3) to be folded to the seat frame (13) in a rotating way is connected between the lower end of the handrail frame (3) and the rear end of the seat frame (13) in a rotating way when the seat frame (13) slides relative to the sliding seat frame (12), a locking mechanism (6) which can lock the sliding seat (12) and the fixed seat (11) and can be driven by the backrest to unlock when the backrest (2) rotates and folds relative to the sliding seat (12) is also arranged between the sliding seat (12) and the fixed seat.

4. The seat basket according to claim 3, wherein: the backrest (2) and the sliding seat (12) are provided with a multi-gear locking mechanism (5) capable of fixing the backrest (2) at multiple gears, and the backrest (2) can rotate relative to the sliding seat (12) to be close to the seat frame (13) after the multi-gear locking mechanism (5) is unlocked.

5. The seat basket according to claim 3 or 4, wherein: the first axis (A), the second axis (B) and the fourth axis (D) are coaxial.

6. The seat basket according to claim 3 or 4, wherein: the locking mechanism (6) comprises a left shell (61) arranged on the sliding seat (12) and a right shell (62) arranged on the fixed seat (11), the left shell (61) and the right shell (62) are enclosed to form an accommodating cavity (63), a spline (64) capable of transversely sliding relative to the accommodating cavity (63) is arranged in the accommodating cavity (63), spline grooves (65) capable of being clamped with the spline (64) are formed in the inner walls of the left shell (61) and the right shell (62), an elastic element (66) capable of pressing the spline (64) when the seat is unfolded so as to enable the spline (64) to be simultaneously clamped with the spline grooves (65) on the left shell (61) and the right shell (62) is arranged between the spline (64) and the right shell (62), a rotating piece (67) capable of driving the spline (64) to transversely slide and break away from the left shell (61) is further rotatably connected to the left shell (61), the backrest (2) is also provided with an unlocking part (68) which can push the rotating part (67) to rotate when the backrest rotates and folds relative to the sliding seat (12).

7. The seat basket according to claim 6, wherein: rotate piece (67) including rotating piece (671) and locate a plurality of arc protruding (672) on rotating piece (671), arc protruding (672) on all be equipped with first oblique slip surface (6721), spline (64) on be equipped with recess (641) that can hold arc protruding (672), recess (641) inner wall on be equipped with can with first oblique slip surface (6721) cooperation and roof pressure spline (64) lateral sliding's second oblique slip surface (6411), rotating piece (671) on still be equipped with outside extension's drive portion (673), separating on lock portion (68) for locating on back (2) inner wall and can push drive portion (673) and then push rotating piece (671) pivoted lug when back (2) rotate folding.

8. The seat basket according to claim 6, wherein: the side wall of the left shell (61) is provided with a yielding groove (611) which can give way for the convex block to enable the backrest (2) to rotate relative to the sliding seat (12), and the left shell (61) is further provided with a sliding groove (612) which can enable a driving part (673) on the rotating sheet (671) to rotate.

9. The seat basket according to claim 4, wherein: many gears locking mechanical system (5) locate a plurality of lock positions (51) on sliding seat (12) including the interval, back (2) on be equipped with can slide relatively and with each lock position (51) joint or the block piece (52) that breaks away from, block piece (52) and back (2) between still be equipped with elastic component (53) that can make block piece (52) keep the kayser state, block piece (52) on be connected with and to stimulate gliding cable (54) of block piece (52), back (2) on still be equipped with operating parts (55) that can stimulate cable (54).

10. The seat basket according to claim 3 or 4, wherein: the backrest (2) comprises a backrest rod (21) and a connecting block (22) connected to the backrest rod (21), the connecting block (22) is rotatably connected to the sliding seat (12) around a first axis (A), and the lower end of the connecting block (22) is rotatably connected with the rear end of the seat frame (13) around a second axis (B);

handrail frame (3) including connecting turning block (31) on sliding seat (12) around fourth axis (D), linkage (4) rotate with the lower extreme of turning block (31) and the rear end of seat frame (13) and be connected, turning block (31) on be connected with handrail pole (32).