CN219056336U - Child cart - Google Patents

Abstract

The utility model discloses a child stroller, which comprises a frame, a push rod, a rear supporting rod, a connecting rod and a awning assembly, wherein the push rod is rotationally connected with the rear supporting rod, the connecting rod is provided with a first end part and a second end part, the first end part is rotationally connected with the push rod, and the second end part can be relatively rotated and relatively slidably connected with the rear supporting rod. The awning assembly comprises an awning rod and a linkage mechanism, wherein the awning rod is provided with a connecting end part, the connecting end part is rotationally connected with the push rod, and the linkage mechanism is arranged between the first end part and the connecting end part. When the frame is in a unfolding state, the awning rod extends forwards from the push rod; when the frame is converted from the unfolding state to the folding state, the push rod and the rear supporting rod are rotated and folded, and the linkage mechanism links the awning rod to rotate and fold towards the push rod; when the frame is in a folded state, the connecting rod is folded between the push rod and the rear supporting rod, and the awning rod and the push rod are mutually folded. The child cart can realize synchronous folding of the awning assembly and other parts of the frame, and is time-saving, labor-saving, convenient and quick.

Description

Child cart

Technical Field

The utility model relates to the field of children products, in particular to a child trolley.

Background

In the prior art, a child stroller generally includes a canopy assembly for shading the child from the sun and rain, the canopy assembly including at least a canopy bar for supporting the canopy bar and a cloth cover covering the canopy bar. For a foldable child cart, during the folding process, the cart frame and the roof assembly often need to be unlocked and driven to fold respectively, and a set of locking mechanism is added, and a folding step is added at the same time; as such, the need to separately deploy and lock the stroller frame and canopy assembly during deployment of the child stroller clearly increases the complexity of the overall vehicle construction and inconvenience of the folding deployment operation.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art and provides a child cart with a hood assembly capable of being folded in a linkage manner with other parts of a frame.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a children's shallow, includes the frame that has expansion state and folding state, the frame includes push rod, back branch, connecting rod and hood subassembly, wherein, the push rod with back branch rotates to be connected, the connecting rod has the first tip and the second tip of locating the different both ends of self length direction, first tip with the push rod rotates to be connected, the second tip can relative rotation can follow the length extension direction of back branch relatively sliding ground is connected with back branch, the hood subassembly includes tarpaulin pole and link gear, the tarpaulin pole has connecting end, connecting end with the push rod rotates to be connected, link gear sets up between first tip and the connecting end; when the frame is in a unfolding state, the awning rod extends forwards from the push rod; when the frame is converted from an unfolding state to a folding state, the push rod and the rear supporting rod are rotated and folded, and the linkage mechanism links the awning rod to rotate and fold towards the push rod; when the frame is in a folded state, the connecting rod is folded between the push rod and the rear support rod, and the awning rod and the push rod are mutually folded.

In some embodiments, the first end is located above the second end when the frame is in the deployed state; the second end part slides downwards along the rear supporting rod in the process of converting the frame from the unfolding state to the folding state; when the frame is in a folded state, the first end part is positioned on the upper side of the second end part, and the awning rod is folded on the rear side of the push rod.

In some embodiments, the linkage includes a first gear coupled to the first end and a second gear coupled to the connecting end, the first gear intermeshes with the second gear.

In some embodiments, the linkage mechanism further comprises a mounting seat, the mounting seat is fixedly arranged on the push rod, the first gear can be connected with the mounting seat in a relatively rotating manner around a first axial lead, the second gear can be connected with the mounting seat in a relatively rotating manner around a second axial lead, the first axial lead is parallel to the second axial lead, and the first end part is fixedly connected with the first gear.

In some embodiments, in the extending direction of the second axis, the connecting end portion and the second gear are separately disposed on two different sides of the mounting seat, and the connecting end portion is connected to the second gear so as to be capable of relatively rotating around the second axis.

In some embodiments, the first axis and the second axis extend along a left-right direction of the frame, the first gear and the second gear are both disposed on an inner side of the mounting seat, and the connecting end is disposed on an outer side of the mounting seat along the left-right direction of the frame.

In some embodiments, the connecting end part can rotate around a second axis line relatively and can be connected with the second gear in a relatively moving way along the extending direction of the second axis line, and an adjusting structure for adjusting the relative rotation angle of the connecting end part is arranged between the connecting end part and the second gear.

In some embodiments, the adjusting structure includes first adjusting teeth and second adjusting teeth, the first adjusting teeth set firmly in the second gear is towards one side of connecting end, the first adjusting teeth are towards the connecting end is protruding, the second adjusting teeth set firmly in the connecting end is towards one side of the second gear, the second adjusting teeth are towards the second gear is protruding, the first adjusting teeth and the second adjusting teeth have respectively along a plurality of that set gradually of circumference of second axis, along the circumference of second axis, every the both sides face of first adjusting teeth is the inclined plane, every the both sides face of second adjusting teeth is the inclined plane, every the second adjusting teeth all can the shape fit card locate two between the first adjusting teeth, the adjusting structure still includes the elastic component that is used for providing connecting end orientation second gear motion required effort.

In some embodiments, the push rod, the rear supporting rod and the connecting rod are respectively provided with two groups respectively arranged at the left side and the right side, the awning rod is provided with two connecting end parts respectively arranged at the two sides of the length extending direction of the awning rod, and a group of linkage mechanisms is arranged between each connecting end part and the first end part of the connecting rod at the same side.

In some embodiments, the frame further comprises a front strut, a support frame and a sliding part, when the frame is in a unfolded state, the sliding part can be connected with the rear strut in a relatively sliding manner along the length extending direction of the rear strut, the second end part is rotationally connected with the sliding part, the upper end part of the front strut is rotationally connected with the rear strut and/or the push rod, the front part of the support frame is rotationally connected with the front strut, and the rear part of the support frame is rotationally connected with the sliding part.

In some embodiments, when the frame is in the unfolded state, the rotational connection of the connection end and the push rod is located above the rotational connection of the rear strut and the push rod along the extending direction of the push rod.

In some embodiments, the connection between the connection end and the push rod is forward of the connection between the first end and the push rod when the frame is in the deployed state.

In some embodiments, when the frame is in the deployed state, the rotational connection of the push rod to the rear strut is located above the connection of the second end to the rear strut in the direction of extension of the rear strut.

Due to the application of the technical scheme, in the child cart provided by the utility model, the push rod and the rear supporting rod in the cart frame can be mutually folded through the linkage of the connecting rod and the push rod in the rotating and folding process, so that the synchronous folding of the awning assembly and other parts of the cart frame is realized, the awning assembly is not required to be additionally driven to be folded or unfolded manually, time and labor are saved, convenience and rapidness are realized, and meanwhile, the locking mechanism of the awning rod can be omitted due to the fact that the rotation of the awning rod is linked with the movement of the push rod, the rear supporting rod and the connecting rod, and the cart frame structure is simpler.

Drawings

In order to more clearly illustrate the technical solution of the present utility model, the drawings used in the description of the embodiments will be briefly described.

FIG. 1 is a schematic perspective view of a stroller frame in an unfolded state according to an embodiment of the present utility model;

FIG. 2 is a schematic side view of the stroller frame in the unfolded state of the present embodiment;

FIG. 3 is an enlarged schematic view of FIG. 1 at A;

FIG. 4 is a partial side view of the hood assembly of the present embodiment;

FIG. 5 is a partially exploded perspective view of the hood assembly of the present embodiment;

FIG. 6 is a perspective view of the stroller frame in a folded condition according to the present embodiment;

FIG. 7 is a schematic side view of the stroller frame in a folded configuration;

wherein: 100. a hood assembly; 110. awning rods; 111. a connecting end; 121. a first gear; 122. a second gear; 130. a mounting base; 131. a sleeve; 132. a connecting block; 140. an adjusting member; 141. a first adjustment tooth; 142. a second adjustment tooth; 150. an elastic member; 200. a push rod; 210. a grip; 300. a rear strut; 310. a rear wheel; 320. rotating the connecting seat; 400. a connecting rod; 401. a first end; 402. a second end; 500. a front strut; 510. a front wheel; 600. a support frame; 610. a slider; 700. a backrest rod; 1001. a first axis; 1002. a second axis; 1003. a third axis; 1004. a fourth axis; 1005. a fifth axis; 1006. and a sixth axis.

Detailed Description

Preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "left-right direction", "height direction", "front-rear direction", etc. indicate orientations or positional relationships based on fig. 1, and the orientations or positional relationships that a child observes when the child sits on the child car normally forward are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element to be referred to must have a specific orientation, have only a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1 and 2, a stroller comprises a frame having an unfolded state and a folded state, the frame comprising a push rod 200, a rear strut 300, a link 400, a canopy assembly 100, and the like. The push rod 200 is rotatably connected to the rear strut 300, and the link 400 has a first end 401 and a second end 402 respectively disposed at two different ends in the longitudinal direction thereof, wherein the first end 401 is rotatably connected to the push rod 200, and the second end 402 is connected to the rear strut 300 so as to be capable of both relatively rotating and relatively slidably moving along the longitudinal extending direction of the rear strut 300. Further, the canopy assembly 100 includes a canopy rod 110 and a linkage mechanism, and a cloth cover or other shielding member (not shown) disposed on the canopy rod 110, wherein the canopy rod 110 has a connection end 111, the connection end 111 is rotatably connected with the push rod 200, and the linkage mechanism is disposed between the first end 401 and the connection end 111. Thus, when the vehicle frame is in the unfolded state, as shown in fig. 1 and 2, the canopy rod 110 extends forward from the push rod 200, and the canopy assembly 100 can provide shielding for the child below; when the frame is converted from the unfolding state to the folding state, the push rod 200 and the rear supporting rod 300 rotate and fold, and the linkage mechanism links the awning rod 110 to rotate and fold towards the push rod 200; when the frame is in a folded state, as shown in fig. 6 and 7, the link 400 is folded between the push rod 200 and the rear strut 300, and the canopy rod 110 and the push rod 200 are folded with each other. That is, the push rod 200 and the rear strut 300 in the frame can be synchronously folded by linking the hood assembly 100 through the link 400 and the linkage mechanism during the folding process, so that the folding step of the user is simplified.

Referring to fig. 1 and 2, in the present embodiment, the frame further includes a front strut 500, a support frame 600, a slider 610, a backrest 700, and the like. When the frame is in the unfolded state, the sliding member 610 is connected to the rear strut 300 in a manner capable of sliding relatively along the length extending direction of the rear strut 300, and the second end 402 is connected to the sliding member 610 in a rotating manner. The upper end of the front strut 500 is rotatably coupled to the rear strut 300 and/or the push rod 200. The front portion of the support bracket 600 is rotatably coupled to the front strut 500, and the rear portion of the support bracket 600 is rotatably coupled to the slider 610. In this manner, the various components of the frame are cooperatively coupled in a coordinated relationship such that a user can effect folding or unfolding of the entire frame, including the hood assembly 100, by actuating only one of the rods.

Specifically, in this embodiment, the push rod 200, the rear supporting rod 300, the connecting rod 400 and the front supporting rod 500 are respectively provided with two groups respectively arranged at the left side and the right side, the two sides of the frame are symmetrically arranged left and right, a cross rod is respectively connected between the rear supporting rod 300 at the two sides and the front supporting rod 500 at the two sides, and the upper parts of the push rods 200 at the two sides are connected with the holding rods 210 for holding by a pusher. When the frame is in a unfolded state, the front strut 500 and the push rod 200 on each side gradually extend upwards from front to back, the rear strut 300 on each side gradually extends downwards from front to back, the bottom of the front strut 500 is rotatably provided with a front wheel 510, and the bottom of the rear strut 300 is rotatably provided with a rear wheel 310. The upper portion of the rear strut 300 has a rotational coupling socket 320, and the upper end portion of the front strut 500 on the same side is rotatably coupled to the rotational coupling socket 320, and the lower end portion of the push rod 200 is rotatably coupled to the rotational coupling socket 320. In this embodiment, the supporting frame 600 is specifically a seat plate, and the supporting frame 600 is connected between the rear supporting rod 300 and the front supporting rod 500 on the left and right sides. The sliding member 610 is specifically a sliding sleeve, and one sliding member 610 is slidably connected to each side of the rear strut 300. The front two sides of the support frame 600 are respectively rotatably connected with the front struts 500 on the two sides around the fourth axis 1004, the rear two sides of the support frame 600 are respectively rotatably connected with the sliding members 610 on the two sides around the fifth axis 1005, and the support frame 600 gradually extends downwards from front to back in a tilting manner. The backrest bar 700 is a U-shaped bar with a downward opening, and the lower portion of the backrest bar 700 is connected between the rear struts 300 on both sides so as to be relatively rotatable about a sixth axis 1006. The backrest bar 700 is located on the rear side of the support frame 600, which together may form a seat for carrying a child. The fourth axis 1004, the fifth axis 1005, and the sixth axis 1006 are parallel to each other and extend in the left-right direction of the frame.

Referring to fig. 1 to 3, in the present embodiment, when the frame is in the unfolded state, each link 400 extends in the up-down direction, and the first end 401 thereof is located on the upper side of the second end 402. The first end 401 is connected to the push rod 200 on the same side so as to be rotatable about a first axis 1001, and the second end 402 is connected to the slider 610 on the same side so as to be rotatable about a third axis 1003. In this embodiment, the canopy rod 110 is integrally shaped like a U with an opening facing the push rod 200, the canopy rod 110 has two connection ends 111 disposed on two sides of its length extending direction, each connection end 111 can be connected with the push rod 200 on the same side in a manner of rotating relatively about the second axis 1002, so that a set of linkage mechanisms is disposed between each connection end 111 and the first end 401 of the connecting rod 400 on the same side, where the outer diameter of each connection end 111 is slightly larger than that of the canopy rod 110, and compared with the canopy rod 110, the canopy rod 110 has higher rigidity, and is convenient to connect with other components. The first axis 1001, the second axis 1002, and the third axis 1003 are parallel to each other and extend in the left-right direction of the frame.

In this embodiment, the stroller further comprises a locking mechanism for locking the frame in the deployed condition, which may be disposed between any two of the above-mentioned members having a rotational or sliding connection, and in particular between the slide 610 and the rear support bar 300, for limiting the relative sliding movement of the slide 610 along the rear support bar 300. The specific structure of the locking mechanism can be adopted in the prior art, and the utility model is not limited.

Referring to fig. 3 to 5, in the present embodiment, on each of the left and right sides of the frame, the linkage mechanism includes a first gear 121 and a second gear 122, the first gear 121 is connected to the first end 401, the second gear 122 is connected to the connecting end 111, and the first gear 121 and the second gear 122 are meshed with each other. In this embodiment, the gear teeth on the circumferential direction of the first gear 121 and the second gear 122 are not distributed over the entire circumference, but only occupy about three quarters of the circumference, which is convenient for processing the components, and is beneficial to realizing the angle limiting function of the linkage mechanism due to the fact that the relative rotation angles of the first end 401 and the connecting end 111 are limited within a certain range during the folding process of the frame. Further, the linkage mechanism further includes a mounting seat 130, the mounting seat 130 is fixedly arranged on the push rod 200, the first gear 121 can be connected with the mounting seat 130 in a relatively rotating manner around the first axis line 1001, the second gear 122 can be connected with the mounting seat 130 in a relatively rotating manner around the second axis line 1002, and the first end 401 is fixedly connected with the first gear 121. In this embodiment, the mounting base 130 specifically adopts a structure that a sleeve 131 and a connecting block 132 are combined, the sleeve 131 and the connecting block 132 are fixedly connected or integrally arranged, wherein the sleeve 131 is sleeved on the push rod 200, the connecting block 132 protrudes forward from the sleeve 131, and an opening penetrating in the left-right direction is formed in the connecting block 132. The first gear 121 and the first end 401 are specifically rotatably connected to the sleeve 131, and the second gear 122 and the connecting end 111 are respectively rotatably connected to the connecting block 132. In this embodiment, along the extending direction of the second axis 1002, the connection end 111 and the second gear 122 are respectively disposed on different sides of the mounting base 130, specifically on the left and right sides of the connection block 132, and the connection end 111 and the second gear 122 are connected through an opening on the connection block 132. The first gear 121 and the second gear 122 are disposed on the inner side of the mounting seat 130 along the left-right direction of the frame, and the connecting end 111 is disposed on the outer side of the mounting seat 130. Thus, the canopy assembly 100 has a larger shielding range, and the first gear 121 and the second gear 122 are not easily observed from the left and right outer sides of the frame, so that the appearance of the child stroller is more concise.

Referring to fig. 5, in the present embodiment, on each of the left and right sides of the frame, the connection end portion 111 is connected to the second gear 122 so as to be relatively rotatable about the second axis 1002, and the connection end portion 111 is also connected to the second gear 122 so as to be relatively movable in the extending direction of the second axis 1002, and an adjustment structure for adjusting the relative rotation angle of the connection end portion 111 is provided between the connection end portion 111 and the second gear 122. Specifically, the adjusting structure includes a first adjusting tooth 141 and a second adjusting tooth 142, the first adjusting tooth 141 is fixedly arranged at one side of the second gear 122 facing the connecting end 111, and the first adjusting tooth 141 protrudes toward the connecting end 111; the second adjusting teeth 142 are fixedly arranged on one side of the connecting end 111 facing the second gear 122, and the second adjusting teeth 142 are protruded towards the second gear 122. The first adjustment teeth 141 and the second adjustment teeth 142 each have a plurality of adjustment teeth that are disposed in sequence along the circumferential direction of the second axis 1002. Along the circumferential direction of the second axis 1002, both side surfaces of each first adjusting tooth 141 are inclined surfaces, and both side surfaces of each second adjusting tooth 142 are inclined surfaces, and each second adjusting tooth 142 can be clamped between two first adjusting teeth 141 in a shape-fit manner. The adjustment structure further includes a resilient member 150 for providing the force required to move the connecting end 111 toward the second gear 122. Referring to fig. 5, in the present embodiment, the adjusting structure further includes an adjusting member 140, and the adjusting member 140 is disposed between the connection end 111 and the second gear 122, specifically, disposed inside the connection block 132 together with the second gear 122. The adjusting member 140 is fixedly connected with the second gear 122 through a limiting structure, and cannot rotate relatively. The first adjusting teeth 141 are formed on the side of the adjusting member 140 facing the connecting end 111, and the second adjusting teeth 142 are directly formed on the inner side of the connecting end 111, and the first adjusting teeth 141 and the second adjusting teeth 142 are engaged with each other through the opening of the connecting block 132. In other embodiments, the adjusting member 140 may not be provided, and the first adjusting tooth 141 may be directly formed on the side of the second gear 122 facing the connection end 111. In this embodiment, each of the first adjusting teeth 141 and the second adjusting teeth 142 is substantially the same shape and has a chamfered triangle shape, and both side slopes thereof can play a guiding role. The elastic member 150 is specifically a compression spring that abuts against the outside of the connection end 111. Thus, when the user applies an external force slightly greater than the elastic force of the elastic member 150 to the connection end 111 to drive the connection end 111 and the entire tent pole 110 to rotate around the second axis 1002, the plurality of second adjustment teeth 142 can slide relatively along the inclined plane with respect to the first adjustment teeth 141, and the connection end 111 moves gradually away from the adjustment member 140 along the inclined plane, so that each second adjustment tooth 142 is separated from the gap of the first adjustment tooth 141, and the second adjustment teeth 142 are allowed to move between different first adjustment teeth 141; when the external force is removed, under the action force of the elastic member 150, each second adjusting tooth 142 automatically falls into the gap between two adjacent first adjusting teeth 141 inwards to realize locking, and the awning rod 110 completes angle adjustment, so that different requirements of different families on the sunshade angle of the awning assembly 100 can be met.

Referring to fig. 1 to 3, in the present embodiment, when the frame is in the unfolded state, the rotational connection between the connection end 111 and the push rod 200 is located above the rotational connection between the rear strut 300 and the push rod 200 along the extending direction of the push rod 200; the rotational connection between the connection end 111 and the push rod 200 is located in front of the rotational connection between the first end 401 and the push rod 200, i.e. the second axis 1002 is located in front of the first axis 1001, where the second axis 1002 is specifically located in front of and above the first axis 1001; in the extending direction of the rear strut 300, the rotational connection of the push rod 200 to the rear strut 300 is located above the connection of the second end 402 to the rear strut 300.

Referring to fig. 6 and fig. 7, in the present embodiment, when the frame is converted from the unfolded state to the folded state, a user may unlock the locking mechanism first, and then drive the push rod 200 to rotate backward and downward, so as to drive the second end 402 to slide downward along the rear strut 300, that is, the sliding member 610 slides downward along the rear strut 300, so that the connecting rod 400 and the rear strut 300 are folded together, and simultaneously, each component such as the front strut 500 and the support frame 600 are folded toward the rear strut 300. When the frame is in the folded state, the first end 401 is located on the upper side of the second end 402, and the canopy bar 110 is folded on the rear side of the push rod 200.

When the frame needs to be unfolded, the push rod 200 is lifted up forwards and upwards only by reversing the steps, so that the linked hood assembly 100 can be unfolded forwards, and other structures of the frame are correspondingly unfolded.

In summary, in this embodiment, the canopy assembly 100 of the stroller and other components in the frame can be folded and unfolded in a linkage manner, so that the convenience of using the stroller is effectively improved, the folded canopy rod 110 and other rods are compact and folded, and the folded frame has a small folding volume.

The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.

Claims (10)

1. A stroller comprising a frame having an expanded configuration and a collapsed configuration, wherein: the frame comprises a push rod, a rear supporting rod, a connecting rod and a awning assembly, wherein the push rod is rotationally connected with the rear supporting rod, the connecting rod is provided with a first end part and a second end part which are respectively arranged at two different end parts in the length direction of the connecting rod, the first end part is rotationally connected with the push rod, the second end part can relatively rotate and relatively slide along the length extending direction of the rear supporting rod to be connected with the rear supporting rod, the awning assembly comprises an awning rod and a linkage mechanism, the awning rod is provided with a connecting end part, the connecting end part is rotationally connected with the push rod, and the linkage mechanism is arranged between the first end part and the connecting end part;

when the frame is in a unfolding state, the awning rod extends forwards from the push rod;

when the frame is converted from an unfolding state to a folding state, the push rod and the rear supporting rod are rotated and folded, and the linkage mechanism links the awning rod to rotate and fold towards the push rod;

when the frame is in a folded state, the connecting rod is folded between the push rod and the rear support rod, and the awning rod and the push rod are mutually folded.

2. The stroller of claim 1, wherein: when the frame is in a unfolded state, the first end part is positioned on the upper side of the second end part; the second end part slides downwards along the rear supporting rod in the process of converting the frame from the unfolding state to the folding state; when the frame is in a folded state, the first end part is positioned on the upper side of the second end part, and the awning rod is folded on the rear side of the push rod.

3. The stroller of claim 1, wherein: the linkage mechanism comprises a first gear and a second gear, the first gear is connected with the first end portion, the second gear is connected with the connecting end portion, and the first gear and the second gear are meshed with each other.

4. A stroller according to claim 3, wherein: the linkage mechanism further comprises a mounting seat, the mounting seat is fixedly arranged on the push rod, the first gear can be connected with the mounting seat in a relative rotation mode around a first axial lead, the second gear can be connected with the mounting seat in a relative rotation mode around a second axial lead, the first axial lead is parallel to the second axial lead, and the first end portion is fixedly connected with the first gear.

5. The stroller of claim 4, wherein: along the extending direction of the second axis, the connecting end part and the second gear are respectively arranged on two different sides of the mounting seat, and the connecting end part can be connected with the second gear in a relatively rotatable manner around the second axis.

6. The stroller of claim 4, wherein: the first axial lead and the second axial lead respectively extend along the left-right direction of the frame, the first gear and the second gear are both arranged on the inner side of the mounting seat along the left-right direction of the frame, and the connecting end part is arranged on the outer side of the mounting seat.

7. A stroller according to claim 3, wherein: the connecting end part can rotate around the second axis relatively and can move relatively along the extending direction of the second axis and is connected with the second gear, and an adjusting structure for adjusting the relative rotation angle of the connecting end part is arranged between the connecting end part and the second gear.

8. The stroller of claim 7, wherein: the adjusting structure comprises a first adjusting tooth and a second adjusting tooth, wherein the first adjusting tooth is fixedly arranged on one side of the second gear, which faces the connecting end part, the first adjusting tooth faces the connecting end part, the second adjusting tooth is fixedly arranged on one side of the connecting end part, which faces the second gear, the second adjusting tooth faces the second gear, the first adjusting tooth and the second adjusting tooth are respectively provided with a plurality of elastic pieces which are sequentially arranged along the circumference of the second axial line, the two side faces of each first adjusting tooth are inclined faces, the two side faces of each second adjusting tooth are inclined faces, and each second adjusting tooth can be clamped between the two first adjusting teeth in a shape fit manner, and the adjusting structure further comprises elastic pieces for providing acting force required by the movement of the connecting end part towards the second gear.

9. The stroller of claim 1, wherein: the push rod, the rear supporting rod and the connecting rod are respectively provided with two groups which are respectively arranged at the left side and the right side, the awning rod is provided with two connecting end parts which are respectively arranged at the two sides of the length extending direction of the awning rod, and a group of linkage mechanisms are respectively arranged between each connecting end part and the first end parts of the connecting rods at the same side.

10. A stroller according to any one of claims 1 to 9, wherein: the frame also comprises a front supporting rod, a supporting frame and a sliding part, when the frame is in a unfolding state, the sliding part can be connected with the rear supporting rod in a relatively sliding manner along the length extending direction of the rear supporting rod, the second end part is rotationally connected with the sliding part, the upper end part of the front supporting rod is rotationally connected with the rear supporting rod and/or the push rod, the front part of the supporting frame is rotationally connected with the front supporting rod, and the rear part of the supporting frame is rotationally connected with the sliding part; and/or the number of the groups of groups,

when the frame is in a unfolding state, the rotating connection position of the connecting end part and the push rod is positioned above the rotating connection position of the rear support rod and the push rod along the extending direction of the push rod; and/or the number of the groups of groups,

when the frame is in a unfolding state, the rotating connection part of the connecting end part and the push rod is positioned in front of the rotating connection part of the first end part and the push rod; and/or the number of the groups of groups,

when the frame is in a unfolding state, along the extending direction of the rear supporting rod, the rotating connection position of the push rod and the rear supporting rod is positioned above the connection position of the second end part and the rear supporting rod.

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