CN212243511U

CN212243511U - Folding children's barrow

Info

Publication number: CN212243511U
Application number: CN202020248935.2U
Authority: CN
Inventors: 李照国; 王二伟; 王俊马
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2020-03-03
Filing date: 2020-03-03
Publication date: 2020-12-29
Anticipated expiration: 2030-03-03

Abstract

The utility model discloses a folding children's shallow, which comprises a vehicle rack, the push rod subassembly that is connected with the frame, connect a plurality of wheels in the frame bottom, the frame includes the chassis underframe, on enclose the frame, connect and enclose a plurality of pole settings between the frame on the chassis underframe, when folding children's shallow is in the open mode, the chassis underframe all is in the expansion state with on enclosing the frame, on enclose the frame and be located the chassis underframe directly over, keep away from each other between a plurality of pole settings, keep away from each other between a plurality of wheels, when folding children's shallow is in fold condition, the chassis underframe all is in the draw in state with on enclosing the frame, make between a plurality of pole settings draw close each other and draw close each other between a plurality of wheels, push rod subassembly and frame draw close each other. The utility model discloses folding children's shallow can all fold in front and back direction and left and right direction, and folding back compact structure of whole car is small, has greatly reduced occupation space, very is convenient for deposit and carry to whole car simple structure, folding convenient operation.

Description

Folding children's barrow

Technical Field

The utility model relates to a folding children's shallow belongs to children's articles for use.

Background

The folding baby stroller is a very common article for replacing the walk of infants, has multiple styles, comprises a chassis, an enclosing frame connected with the chassis and wheels positioned below the chassis, is wrapped on the chassis and the enclosing frame to form an accommodating space for the children to take, and is a supporting part for the children to take. The cart of this kind of structure among the prior art can only accomplish the ascending folding of fore-and-aft direction when folding, though whole car is comparatively flat after folding, but it is still wider in left and right directions, can occupy certain space, still is not convenient enough to depositing and carry.

Disclosure of Invention

In order to solve the above problem, an object of the present invention is to provide a foldable stroller.

In order to achieve the above purpose, the utility model discloses a technical scheme is: folding children's shallow, which comprises a vehicle rack, the push rod subassembly that is connected with the frame, connect a plurality of wheels in the frame bottom, the frame is including the chassis underframe that can expand and draw in, can expand and draw in enclose the frame on, connect the chassis underframe and enclose a plurality of pole settings between the frame on, folding children's shallow has open mode and fold condition, when it is in open mode, the chassis underframe and enclose the frame on and all be in the open mode, it is located the chassis underframe to enclose the frame on, keep away from each other between a plurality of pole settings, keep away from each other between a plurality of wheels, when folding children's shallow is in fold condition, the chassis underframe and enclose the frame on and all be in the state of drawing in, make draw close each other between a plurality of pole settings and draw close each other between a plurality of wheels, push rod subassembly and frame draw close each other.

Furthermore, the chassis frame comprises a connecting piece positioned in the center and a plurality of bottom rods, one end of each bottom rod is rotatably connected with the connecting piece, and the other end of each bottom rod is connected with the corresponding vertical rod in a relatively movable manner; when the chassis frame is in an unfolding state, the plurality of bottom rods are unfolded mutually; when the chassis frame is in a folding state, the plurality of bottom rods are mutually folded and arranged along the up-down direction.

Optionally, a lower sliding member is slidably disposed on each vertical rod, each bottom rod is rotatably connected to the lower sliding member on the corresponding vertical rod, and the bottom rod is rotatably connected to the corresponding vertical rod through a lower connecting rod.

Furthermore, a plurality of wheels are connected with the bottom of the lower sliding piece on the upright rod in a one-to-one correspondence manner.

Furthermore, the upper enclosing frame comprises a plurality of connecting rod groups which are respectively connected between two adjacent upright rods, each connecting rod group comprises two connecting rods, one ends of the two connecting rods are mutually rotatably connected, the other ends of the two connecting rods are respectively rotatably connected with the corresponding upright rods, when the upper enclosing frame is in an unfolded state, the two connecting rods in each connecting rod group are mutually unfolded, and when the upper enclosing frame is in a folded state, the two connecting rods in each connecting rod group are mutually close and are arranged along the vertical direction; an upper sliding piece is arranged on each upright rod in a sliding mode, each connecting rod is rotatably connected with the upper sliding piece on the corresponding upright rod through an upper connecting rod, the upper sliding piece and the lower sliding piece which are connected on the same upright rod are fixedly connected, and the lower sliding piece drives the upper sliding piece to slide synchronously in the process of transition of the chassis frame from the unfolding state to the folding state, so that the upper enclosure frame is transited from the unfolding state to the folding state.

Further, a lower locking mechanism for locking the chassis frame in the unfolded state and a lower unlocking operation member for unlocking the lower locking mechanism by operating the lower locking mechanism are provided on the connecting member.

Optionally, the bottom rods are rotatably connected with the corresponding vertical rods, and the plurality of wheels are connected to the bottoms of the vertical rods in a one-to-one correspondence manner.

Furthermore, the upper enclosure frame comprises a plurality of connecting rod groups respectively connected between two adjacent upright rods, and each connecting rod group comprises two connecting rods, one ends of the two connecting rods are mutually rotatably connected, and the other ends of the two connecting rods are respectively rotatably connected with the corresponding upright rods; when the upper enclosure frame is in an unfolded state, the two connecting rods in each connecting rod group are unfolded mutually; when the upper enclosing frame is in a furled state, the two connecting rods in each connecting rod group are mutually close and arranged along the vertical direction.

Furthermore, in each connecting rod group, one ends of the two connecting rods are rotatably connected through a joint, and the joint is provided with an upper locking mechanism for locking the two connecting rods at the mutually unfolded positions and an upper unlocking operation member for unlocking the upper locking mechanism by operating the upper locking mechanism.

Optionally, the push rod assembly comprises two rod groups which are symmetrically arranged, the upper ends of the two rod groups are mutually rotatably connected, and the lower end of each rod group is rotatably connected with the upper surrounding frame or the vertical rod; when the folding stroller is in the unfolded state, the two rod groups are relatively unfolded, and when the folding stroller is in the folded state, the two rod groups are relatively close to each other.

Optionally, the push rod subassembly is connected with the connecting piece through end connecting rod, the one end of end connecting rod rotates with the lower extreme of push rod subassembly mutually and is connected, the other end of end connecting rod rotates with the connecting piece mutually and is connected, when folding children's shallow is in open mode, end connecting rod and a plurality of end pole expand each other on the coplanar, the relative end connecting rod of push rod subassembly expands, when folding children's shallow is in fold condition, draw close each other in vertical direction between end connecting rod and a plurality of end pole, push rod subassembly draws close with end connecting rod mutually.

Further, when the foldable stroller is in the folded state, the chassis frame is located inside the upper enclosure frame.

Due to the adoption of the technical scheme, the utility model discloses folding children's shallow can all fold in front and back direction and left and right direction, and compact structure after whole car is folding, and is very little, has greatly reduced occupation space, very is convenient for deposit and carry to whole car simple structure, folding convenient operation.

Drawings

Fig. 1 is a schematic perspective view of a foldable stroller in an embodiment of the present invention in an unfolded state;

FIG. 2 is a side view of the foldable stroller of the embodiment of FIG. 1 in an open position;

FIG. 3 is a first side view of the folding stroller of the embodiment of FIG. 1 during folding;

FIG. 4 is a second side elevational view of the foldable stroller of the embodiment of FIG. 1 during folding;

FIG. 5 is a perspective view of the foldable stroller of the embodiment of FIG. 1 in a folded position;

FIG. 6 is a schematic perspective view of a foldable stroller in an open position according to another embodiment of the present invention;

FIG. 7 is a side view of the foldable stroller of the embodiment of FIG. 6 in an open position;

fig. 8 is a side view of the foldable stroller of the embodiment of fig. 6 in a folded configuration.

The reference numbers in the figures are:

10. a chassis frame; 11. a connecting member; 12. a bottom bar; 13. a lower connecting rod; 14. a lower unlocking operation member;

20. an upper enclosure frame; 21. a connecting rod group; 210. a connecting rod; 211. a joint; 22. an upper connecting rod; 23. an upper unlocking operation member;

30. erecting a rod; 31. a lower sliding member; 32. an upper slider; 33. fixing the connecting rod;

40. a push rod assembly; 41. a set of rods; 411. a first lever; 412. a second lever; 42. a lower push rod; 43. a push rod is arranged; 44. a bottom link;

50. and (7) wheels.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, enables those skilled in the art to more readily understand the advantages and features of the present invention.

Example one

As can be seen from the schematic structural views of fig. 1 to 5, the foldable stroller of this embodiment comprises a frame, a push rod assembly 40 connected to the frame, and a plurality of wheels 50 connected to the bottom of the frame, wherein the frame comprises a chassis frame 10 capable of being unfolded and folded, an upper enclosure frame 20 capable of being unfolded and folded, and a plurality of vertical rods 30 connected between the chassis frame 10 and the upper enclosure frame 20, the foldable stroller has an unfolded state and a folded state, when the folding chassis is in the opened state, the chassis frame 10 and the upper enclosure frame 20 are both in the unfolded state, the upper enclosure frame is located right above the chassis frame 10, the upright posts 30 are far away from each other, the wheels 50 are far away from each other, when the foldable stroller is in a folded state, the chassis frame 10 and the upper enclosure frame 20 are both in a folded state, so that the upright posts 30 are drawn together and the wheels 50 are drawn together, and the push rod assembly 40 is drawn together with the stroller frame.

Specifically, the chassis frame 10 includes a connecting member 11 at the center and a plurality of bottom rods 12, and one end of each bottom rod 12 is rotatably connected to the connecting member 11 and the other end is connected to the corresponding vertical rod 30. When the chassis frame 10 is in the unfolded state, the plurality of the bottom rods 12 are unfolded mutually; when the chassis frame 10 is in the folded state, the plurality of bottom rods 12 are folded with each other and arranged in the up-down direction. When the chassis frame 10 is folded, the connecting member 11 moves upward to drive the plurality of bottom rods 12 to rotate and approach each other.

In the present embodiment, each bottom rod 12 is connected to the corresponding vertical rod 30 in a manner capable of sliding and rotating relatively, and specifically, a lower sliding member 31 is slidably disposed on each vertical rod 30, and each bottom rod 12 is rotatably connected to the lower sliding member 31 on the corresponding vertical rod 30. In this embodiment, the bottom rod 12 is rotatably connected with a lower connecting rod 13, and the lower connecting rod 13 is rotatably connected with a corresponding vertical rod 30, so that a lower slider-crank mechanism is formed among the vertical rod 30, the lower connecting rod 13, the bottom rod 12, and the lower sliding member 31 which are connected.

The wheels 50 are connected to the bottom of the lower slider 31 of the upright 30 in a one-to-one correspondence.

The upper enclosure frame 20 includes a plurality of connecting rod groups 21 respectively connected between two adjacent vertical rods 30, and each connecting rod group 21 includes two connecting rods 210 having one ends rotatably connected to each other and the other ends rotatably connected to the corresponding vertical rods 30. As shown in fig. 1, the upper surrounding frame 20 is rectangular, the connecting rods 210 in the two connecting rod groups 21 on the opposite sides have the same length, and the connecting rods 210 in the connecting rod groups 21 on the left and right sides have a length greater than that of the connecting rods 210 in the connecting rod groups 21 on the front and rear sides. When the upper surrounding frame 20 is in the unfolded state, the two connecting rods 210 in each connecting rod group 21 are unfolded from each other, and when the upper surrounding frame 20 is in the folded state, the two connecting rods 210 in each connecting rod group 21 are close to each other and are arranged in the up-down direction. When the two connecting rods 210 in each connecting rod group 21 are drawn close to each other, the joint of the two connecting rods 210 moves downward.

In this embodiment, each vertical rod 30 is slidably provided with an upper sliding member 32, each connecting rod 210 is rotatably connected with an upper connecting rod 22, and the upper connecting rod 22 is rotatably connected with the corresponding upper sliding member 32 on the vertical rod 30, so that an upper slider-crank mechanism is formed among the connected vertical rod 30, upper connecting rod 22, connecting rod 210 and upper sliding member 32.

The upper sliding part 32 and the lower sliding part 31 connected to the same vertical rod 30 are fixedly connected, as shown in fig. 1, the upper sliding part 32 and the lower sliding part 31 on the same vertical rod 30 are fixedly connected through a fixed connecting rod 33, and the fixed connecting rod 33 is located inside the vertical rod 30. Therefore, when the chassis frame 10 is in the transition from the unfolded state to the folded state, the lower slider-crank mechanism operates, and the lower slider-crank mechanism 31 drives the upper slider-crank mechanism 32 to synchronously slide, so that the upper slider-crank mechanism operates together, and the upper enclosure frame 20 is in the transition from the unfolded state to the folded state. Therefore, when the stroller is folded, the whole stroller can be folded only by operating the chassis frame 10, so that the folding operation steps are simplified, and the stroller can be folded when being carried.

Since the folding of the chassis frame 10 and the folding of the upper surrounding frame 20 are performed in synchronization, only one locking mechanism is required to lock either one. In this embodiment, the connecting member 11 is provided with a lower locking mechanism for locking the chassis frame 10 in the unfolded state by locking the relative position between the bottom bar 12 and the connecting member 11, and the connecting member 11 is further provided with a lower unlocking operation member 14 for unlocking the lower locking mechanism by operating the same. Since locking and unlocking are not the gist of the invention of the present application, the specific structure thereof is not limited herein.

After the stroller is folded, the chassis frame 10 is located inside the upper enclosure frame 10.

The push rod assembly 40 in this embodiment includes two rod sets 41 symmetrically arranged, the upper ends of the two rod sets 41 are rotatably connected to each other, the lower end of each rod set 41 is rotatably connected to the upper surrounding frame 20 or the vertical rod 30, and the vertical rod 30 in this embodiment is connected to the corresponding connecting rod 210 in the upper surrounding frame 20 through a connecting head (not shown in the drawings) to which the lower ends of the rod sets 41 are connected. The two rod sets 41 are relatively extended when the foldable stroller is in the unfolded state, so that the push rod assembly 40 is U-shaped, and the two rod sets 41 are relatively close to each other when the foldable stroller is in the folded state. Thereby enabling the push rod assembly 40 to be folded together with the frame in the left and right directions. When the frame is folded, the push rod assembly 40 is folded.

More preferably, as shown in fig. 1 and 5, in this embodiment, each rod group 41 includes a first rod 411 and a second rod 412, an upper end of the first rod 411 is an upper end of the rod group 41, a lower end of the second rod 412 is a lower end of the rod group 41, and a lower end of the first rod 411 is rotatably connected to an upper end of the second rod 412. When the folding stroller is folded, the first rod 411 and the second rod 412 of each rod set 41 rotate relative to each other to change the angle therebetween, so that the size of the folded push rod assembly 40 in the left-right direction is smaller.

Folding principle of the baby carriage:

referring to fig. 2-5, when the stroller is to be folded, the push rod assembly 40 is pivoted downwardly relative to the frame to close the frame. Pulling the lower unlocking operation member 14 on the connecting member 11 of the chassis frame 10 upwards to unlock the lower locking mechanism, and pulling upwards continuously to move the connecting member 11 upwards to drive the bottom rods 12 to rotate and approach each other, so that the upright rods 30 approach each other; meanwhile, as the rotation of the bottom rod 12 makes the lower slider-crank mechanism operate, the lower sliding part 31 connected with the bottom rod 12 slides downwards along the upright rod 30, so as to drive the upper sliding part 32 to slide downwards along the upright rod 30, and the upper sliding part 32 drives the upper connecting rod 22 to rotate, so as to drive the connecting rods 210 to rotate downwards, so that the two connecting rods 210 connected are close to each other. Until all the parts are closed, so that the whole vehicle can be folded along the front-back direction and the left-right direction.

Example two

Referring to fig. 6 to 8, the foldable stroller in this embodiment, similarly to the embodiment, also includes a frame including a chassis frame 10 capable of being unfolded and folded, an upper surrounding frame 20 capable of being unfolded and folded, and a plurality of vertical rods 30 connected between the chassis frame 10 and the upper surrounding frame 20, a push rod assembly 40 connected to the frame, and a plurality of wheels 50 connected to the bottom of the frame. The chassis frame 10 includes a connecting member 11 at the center and a plurality of bottom rods 12, wherein one end of each bottom rod 12 is rotatably connected to the connecting member 11, and the other end is connected to the corresponding vertical rod 30. When the chassis frame 10 is in the unfolded state, the plurality of the bottom rods 12 are unfolded mutually; when the chassis frame 10 is in the folded state, the plurality of bottom rods 12 are folded with each other and arranged in the up-down direction. When the chassis frame 10 is folded, the connecting member 11 moves upward to drive the plurality of bottom rods 12 to rotate and approach each other. The upper enclosure frame 20 comprises a plurality of connecting rod groups 21 respectively connected between two adjacent upright rods 30, each connecting rod group 21 comprises two connecting rods 210, one ends of which are mutually rotatably connected, and the other ends of which are respectively rotatably connected with the corresponding upright rods 30; when the upper surrounding frame 20 is in the unfolded state, the two connecting rods 210 in each connecting rod group 21 are unfolded from each other; when the upper frame 20 is in the folded state, the two connecting rods 210 in each connecting rod group 21 are close to each other and arranged in the up-down direction. Folding children's shallow has open mode and fold condition, when it is in open mode, chassis frame 10 and last frame 20 that encloses all are in the state of expanding, on enclose the frame and be located chassis frame 10 directly over, keep away from each other between a plurality of pole settings 30, keep away from each other between a plurality of wheels 50, when folding children's shallow is in fold condition, chassis frame 10 and last frame 20 that encloses all are in the state of drawing in, make and draw close each other between a plurality of wheels 50 between a plurality of pole settings 30, push rod assembly 40 draws close each other with the frame.

The difference is that:

the bottom rods 12 in this embodiment are rotatably connected to the corresponding vertical rods 30, and the plurality of wheels 50 are connected to the bottoms of the vertical rods 30 in a one-to-one correspondence.

In each connecting rod group 21 of the present embodiment, one ends of two connecting rods 210 connected to each other are rotatably connected by a joint 211.

In this embodiment, the upper enclosure frame 20 and the chassis frame 10 cannot be linked, so that the cart is provided with an upper locking mechanism on the joint 211 in addition to a lower locking mechanism on the connecting member 11 of the chassis frame 10, for locking the two connecting rods 210 in the mutually unfolded positions, so that the upper enclosure frame 20 can maintain its support when the cart is in the opened state. The joint upper 211 is also provided with an upper unlocking operation member 23 that operates the upper locking mechanism to unlock the upper locking mechanism. Since locking and unlocking are not essential to the invention of the present application, the upper locking mechanism and the upper unlocking operation member 23 are also not particularly limited.

The present embodiment further provides a structure different from the push rod assembly 40 in the first embodiment, as shown in fig. 6, the push rod assembly 40 in the first embodiment is connected to the connecting member 11 through the bottom link 44, one end of the bottom link 44 is rotatably connected to the lower end of the push rod assembly 40, the other end of the bottom link 44 is rotatably connected to the connecting member 11, when the foldable stroller is in the unfolded state, the bottom link 44 and the plurality of bottom rods 12 are unfolded in the same plane, the push rod assembly 40 is unfolded with respect to the bottom link 44, when the foldable stroller is in the folded state, the bottom link 44 and the plurality of bottom rods 12 are vertically close to each other, and the push rod assembly 40 and the bottom link 44 are close to each other. More preferably, the push rod assembly 40 of the present embodiment includes an upper push rod 43 and a lower push rod 42 telescopically connected to each other in a sliding manner, and a lower end of the lower push rod 42 is rotatably connected to one end of the bottom link 44.

Folding principle of the baby carriage:

referring to fig. 7 and 8, when the stroller needs to be folded, the upper push rod 43 and the lower push rod 42 of the push rod assembly 40 are slid to retract and are integrally rotated to be close to the stroller frame; respectively unlocking the upper locking mechanisms of the upper enclosure frame 20; the lower unlocking operation member 14 on the connecting member 11 of the chassis frame 10 is pulled upward to unlock the lower locking mechanism, and the connecting member 11 is further pulled upward to move upward to drive the plurality of bottom rods 12 to rotate and approach each other, so that the plurality of vertical rods 30 and the bottom connecting rods 44 approach each other, and the two connecting rods 210 connected to each other approach each other. And folding the whole vehicle until all the parts are closed.

The folding children's shallow in above embodiment all can fold in front and back direction and left and right direction, and folding back compact structure of whole car is small, has greatly reduced occupation space, and very be convenient for deposit and carry to whole car simple structure, folding convenient operation.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a folding children's shallow, includes the frame, with push rod subassembly (40) that the frame is connected, connect in a plurality of wheels (50) of frame bottom, its characterized in that: the frame comprises a chassis frame (10) capable of being unfolded and folded, an upper surrounding frame (20) capable of being unfolded and folded, and a plurality of upright rods (30) connected between the chassis frame (10) and the upper surrounding frame (20), the folding baby stroller has an opening state and a folding state, when the chassis frame (10) and the upper enclosure frame (20) are in an unfolded state, the upper enclosing frame is positioned right above the chassis frame (10), the upright rods (30) are far away from each other, the wheels (50) are far away from each other, when folding children's shallow is in fold condition, chassis underframe (10) with go up enclose frame (20) and all be in folded state, make draw close each other between a plurality of pole settings (30) just draw close each other between a plurality of wheels (50), push rod assembly (40) with the frame draws close each other.

2. The folding stroller of claim 1, wherein: the chassis frame (10) comprises a connecting piece (11) positioned in the center and a plurality of chassis rods (12), one end of each chassis rod (12) is rotatably connected with the connecting piece (11), and the other end of each chassis rod is movably connected with the corresponding upright rod (30); when the chassis frame (10) is in an unfolded state, the plurality of chassis bars (12) are mutually unfolded; when the chassis frame (10) is in a folded state, the plurality of chassis rods (12) are mutually folded and arranged along the up-down direction.

3. A folding stroller in accordance with claim 2, in which: every it is provided with down sliding member (31) to slide on pole setting (30), every bottom bar (12) and the lower sliding member (31) of corresponding pole setting (30) rotate mutually and are connected, bottom bar (12) and corresponding rotate mutually through lower connecting rod (13) between pole setting (30) and be connected.

4. A folding stroller according to claim 3, wherein: the upper enclosing frame (20) comprises a plurality of connecting rod groups (21) which are respectively connected between two adjacent upright rods (30), each connecting rod group (21) comprises two connecting rods (210) of which one ends are mutually rotatably connected and the other ends are respectively rotatably connected with the corresponding upright rods (30), when the upper enclosing frame (20) is in an unfolded state, the two connecting rods (210) in each connecting rod group (21) are mutually unfolded, and when the upper enclosing frame (20) is in a folded state, the two connecting rods (210) in each connecting rod group (21) are mutually close and are arranged along the vertical direction; each upright rod (30) is provided with an upper sliding piece (32) in a sliding manner, each connecting rod (210) is rotatably connected with the corresponding upper sliding piece (32) on the upright rod (30) through an upper connecting rod (22), the upper sliding piece (32) connected to the same upright rod (30) is fixedly connected with the lower sliding piece (31), and in the process that the chassis frame (10) is transited from the unfolding state to the folding state, the lower sliding piece (31) drives the upper sliding piece (32) to synchronously slide, so that the upper enclosure frame (20) is transited from the unfolding state to the folding state.

5. A folding stroller in accordance with claim 2, in which: the connecting piece (11) is provided with a lower locking mechanism for locking the chassis frame (10) in the unfolded state and a lower unlocking operation piece (14) for unlocking the lower locking mechanism by operating the lower locking mechanism.

6. A folding stroller in accordance with claim 2, in which: the bottom rods (12) are rotatably connected with the corresponding upright rods (30), and the wheels (50) are connected to the bottoms of the upright rods (30) in a one-to-one correspondence manner.

7. The folding stroller of claim 1, wherein: the upper enclosing frame (20) comprises a plurality of connecting rod groups (21) which are respectively connected between two adjacent upright rods (30), and each connecting rod group (21) comprises two connecting rods (210) of which one ends are mutually rotatably connected and the other ends are respectively rotatably connected with the corresponding upright rods (30); when the upper surrounding frame (20) is in an unfolded state, the two connecting rods (210) in each connecting rod group (21) are unfolded mutually; when the upper enclosing frame (20) is in a folded state, two connecting rods (210) in each connecting rod group (21) are mutually close and arranged along the vertical direction.

8. The folding stroller of claim 7, wherein: in each connecting rod group (21), one ends of the two connecting rods (210) are rotatably connected through a joint (211), and an upper locking mechanism for locking the two connecting rods (210) at mutually unfolded positions and an upper unlocking operation piece (23) for unlocking the upper locking mechanism by operating the upper locking mechanism are arranged on the joint (211).

9. The folding stroller of claim 1, wherein: the push rod assembly (40) comprises two rod groups which are symmetrically arranged, the upper ends of the two rod groups (41) are mutually connected in a rotating manner, and the lower end of each rod group (41) is connected with the upper surrounding frame (20) or the vertical rod (30) in a rotating manner; when the folding stroller is in an open state, the two rod groups (41) are relatively unfolded, and when the folding stroller is in a folded state, the two rod groups (41) are relatively close to each other.

10. A folding stroller in accordance with claim 2, in which: push rod subassembly (40) through end connecting rod (44) with connecting piece (11) are connected, the one end of end connecting rod (44) with the lower extreme of push rod subassembly (40) rotates mutually and connects, the other end of end connecting rod (44) with connecting piece (11) rotate mutually and connect, work as when folding children's shallow is in open mode, end connecting rod (44) with a plurality of end pole (12) expand each other on the coplanar, push rod subassembly (40) are relative end connecting rod (44) expand, work as when folding children's shallow is in fold condition, end connecting rod (44) with a plurality of end pole (12) draw close each other on vertical direction, push rod subassembly (40) with end connecting rod (44) draw close each other.