CN215322810U - Child stroller capable of being converted between single person and double persons - Google Patents

Child stroller capable of being converted between single person and double persons Download PDF

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Publication number
CN215322810U
CN215322810U CN202120763112.8U CN202120763112U CN215322810U CN 215322810 U CN215322810 U CN 215322810U CN 202120763112 U CN202120763112 U CN 202120763112U CN 215322810 U CN215322810 U CN 215322810U
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China
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seat
assembly
stroller
use state
rod
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CN202120763112.8U
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Chinese (zh)
Inventor
高翔
马福生
张兴荣
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Goodbaby Child Products Co Ltd
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Goodbaby Child Products Co Ltd
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Priority to CN202120763112.8U priority Critical patent/CN215322810U/en
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Abstract

The utility model discloses a children's barrow capable of single-person and double-person conversion, which comprises a stroller frame, a front wheel assembly and a rear wheel assembly, wherein the stroller frame comprises a front support and a rear support, the upper part of the front support is rotationally connected with the upper part of the rear support, the front wheel assembly is arranged at the lower part of the front support, the rear wheel assembly is arranged at the lower part of the rear support, the children's barrow also comprises a rear seat assembly and a front seat assembly which is rotationally connected with the front support and can stretch out and draw back along the front-back direction, the children's barrow has a single-person use state and a double-person use state, when the children's barrow is converted between the single-person use state and the double-person use state, the front seat assembly stretches out and draws back along the fore-and-aft direction to enable the front support to rotate relative to the rear support to enable the distance between the front wheel assembly and the rear wheel assembly to change, and the distance between the front wheel assembly and the rear wheel assembly when the child stroller is in a double use state is larger than the distance between the front wheel assembly and the rear wheel assembly when the child stroller is in a single use state.

Description

Child stroller capable of being converted between single person and double persons
Technical Field
The utility model relates to the technical field of children products, in particular to a child stroller capable of being switched between single and double.
Background
Child cart carries less children to carry out outdoor activities for the adult and provides very big convenience, because the opening of two child policies, two children's family is more and more, carries two children simultaneously for the convenience and carries out outdoor activities, and child cart need have double user state, and when only carrying a children and carrying out outdoor activities, child cart can convert into single user state. Among the prior art, no matter the children's shallow is in single user state or double user state, the distance between front wheel subassembly and the rear wheel subassembly is all fixed unchangeable, can not adjust, like this, if the distance between front wheel subassembly and the rear wheel subassembly designs according to double user state, when the children's shallow is in single user state, the space size that its occupy is great, and if the distance between front wheel subassembly and the rear wheel subassembly designs according to single user state, when the children's shallow is in double user state, it is more crowded to place two seats simultaneously, the travelling comfort when children take is lower.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a child stroller capable of being converted by single person and double persons, wherein when the child stroller is converted between a single-person use state and a double-person use state, the distance between a front wheel assembly and a rear wheel assembly can be correspondingly adjusted.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a but children's shallow of one-man and two-man conversion, includes shallow frame, front wheel subassembly and rear wheel subassembly, the shallow frame includes fore-stock and after-poppet, the upper portion of fore-stock with the upper portion of after-poppet rotates to be connected, the front wheel subassembly sets up the lower part of fore-stock, the rear wheel subassembly sets up the lower part of after-poppet, children's shallow still include back seat subassembly and with the fore-stock rotates to be connected and can follow the flexible front seat subassembly of fore-and-aft direction, children's shallow has single user state and double user state, when children's shallow changes between single user state and double use, the flexible messenger of front seat subassembly along the fore-and-aft direction the after-poppet is relative the rear support rotates and makes front wheel subassembly with distance between the rear wheel subassembly changes, when children's shallow is in double user state distance between the front wheel subassembly with between the rear wheel subassembly is greater than children's shallow department A distance between the front wheel assembly and the rear wheel assembly when in a single person use condition.
Preferably, the front seat assembly includes a seat rod assembly capable of extending and retracting in a front-rear direction, a front portion of the seat rod assembly is rotatably connected to the front bracket, when the stroller is converted from a single-person use state to a double-person use state, the seat rod assembly extends to enable the front bracket to drive the front wheel assembly to be away from the rear wheel assembly, and when the stroller is converted from the double-person use state to the single-person use state, the seat rod assembly retracts to enable the front bracket to drive the front wheel assembly to be close to the rear wheel assembly.
Further, the seat post assembly comprises a rear seat post extending in the front-rear direction and a front seat post slidably disposed on the rear seat post in the front-rear direction, and the front portion of the front seat post is rotatably connected to the front bracket.
Furthermore, the front seat assembly further includes a front seat pocket or a front seat plate fixedly provided on the front seat bar, or the front seat pocket or the front seat plate is slidably provided on the front seat bar in a front-rear direction.
In a specific embodiment, the front seat pocket or the front seat plate is slidably disposed on the front seat rod in a front-rear direction, the front seat pocket or the front seat plate slides forward relative to the front seat rod when the stroller is converted from the single use state to the double use state, and the front seat pocket or the front seat plate slides backward relative to the front seat rod when the stroller is converted from the double use state to the single use state.
Further, the rear seat assembly comprises a rear seat plate, the stroller frame further comprises a push rod assembly, the lower portion of the push rod assembly is rotatably connected with two of the three components of the rear seat plate and the rear seat rod, the third component is rotatably connected with any one of the two components, or the three components are coaxially and rotatably connected, when the stroller is in a single use state, the rear seat plate is accommodated below the seat rod assembly, and when the stroller is in a double use state, the rear seat plate is located behind the seat rod assembly.
Preferably, the stroller further comprises a first link mechanism for driving the stroller to switch between a double-use state and a single-use state, the first link mechanism is disposed between the front seat assembly and the rear seat assembly, the first link mechanism comprises a switching link, one end of the switching link is rotatably connected with the front seat assembly, and the other end of the switching link is rotatably connected with the rear seat assembly.
Preferably, the front wheel assembly includes a front wheel joint rotatably connected to the front frame and a front wheel rotatably disposed on the front wheel joint, the front wheel joint has a wheel shaft, when the stroller is in a single use state and a double use state, the wheel shaft is perpendicular to the ground, the stroller further includes a second link mechanism for driving the front wheel joint to rotate relative to the front frame when the stroller is switched between the single use state and the double use state, so that the wheel shaft is perpendicular to the ground, the second link mechanism includes a front link, one end of the front link is rotatably connected to the front seat assembly, the other end of the front link is rotatably connected to the front wheel joint, and the front seat assembly is rotatably connected to the front frame.
Preferably, the cart frame further comprises a push rod assembly, a side armrest and a rear connecting rod, wherein two of the three front parts of the front support, the upper part of the rear support and the front part of the side armrest are rotatably connected, the third part is rotatably connected with any one of the two front parts, or the three front parts are coaxially and rotatably connected, the rear part of the side armrest is rotatably connected with the push rod assembly, one end part of the rear connecting rod is rotatably connected with the lower part of the push rod assembly, and the other end part of the rear connecting rod is rotatably connected with the rear support.
Further, preceding seat subassembly includes seat pole subassembly, seat pole subassembly includes along the fore-and-aft direction extension the back seat pole with can set up along fore-and-aft direction with sliding on the front seat pole, the front portion of front seat pole with the front mast rotates and is connected, back seat subassembly includes the back bedplate, the lower part of push rod subassembly, the back bedplate, the rear portion of back seat pole and the coaxial rotation of four parts of back connecting rod are connected.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the stroller capable of being converted by single person and double persons has a single-person use state and a double-person use state, when the stroller is converted between the single-person use state and the double-person use state, the distance between the front wheel assembly and the rear wheel assembly can be correspondingly adjusted, namely when the stroller is in the double-person use state, the distance between the front wheel assembly and the rear wheel assembly is relatively large, so that enough space is provided for placing the front seat assembly and the rear seat assembly, and when the stroller is in the single-person use state, the distance between the front wheel assembly and the rear wheel assembly is relatively small, so that the whole stroller occupies a small space, and is convenient to use in a small place.
Drawings
Fig. 1 is a schematic perspective view of the stroller capable of single-person and double-person conversion in the present embodiment in an unfolded state (a double-person use state, a front link on one side is removed, and a front wheel assembly on one side and a front bracket are in an exploded state);
fig. 2 is a schematic side view of the stroller capable of being converted between two persons according to the embodiment in a deployed state (a two-person use state);
fig. 3 is a schematic cross-sectional view of the stroller capable of being converted between two persons according to the embodiment in a deployed state (a two-person use state);
fig. 4 is a perspective view of the stroller capable of single-person and double-person conversion according to the embodiment in the unfolded state (during the single-person and double-person conversion process);
fig. 5 is a schematic side view of the stroller in the unfolded state (during the one-to-two conversion process);
fig. 6 is a schematic cross-sectional view of the stroller in the unfolded state (during the one-to-two conversion process);
fig. 7 is a perspective view (single-person using state) of the stroller capable of switching between two persons according to the embodiment in an unfolded state;
fig. 8 is a schematic side view of the stroller of the present embodiment in a deployed state (single-person or double-person usage state);
FIG. 9 is a side partially exploded view of the convertible stroller of this embodiment;
fig. 10 is an exploded perspective view of the stroller of the present embodiment;
FIG. 11 is a perspective view of the stroller of the present embodiment during folding (front seat assembly folded);
FIG. 12 is a schematic side view of the convertible stroller of this embodiment during folding (front seat assembly folded);
fig. 13 is a schematic perspective view of the stroller with single-person and double-person conversion according to the embodiment during the folding process (folding of the stroller frame);
FIG. 14 is a schematic side view of the convertible stroller of this embodiment during folding (stroller frame folding);
fig. 15 is a perspective view of the stroller of this embodiment in a folded state;
fig. 16 is a side view of the stroller in a collapsed position in accordance with the present embodiment.
Wherein: 11. a front bracket; 12. a rear bracket; 13. a push rod assembly; 131. a lower push rod; 132. a push rod is arranged; 14. a side arm rest; 15. a rear connecting rod; 21. a front seat pocket or a front seat plate; 211. grooving; 22. a rear seat post; 221. a chute; 23. a front seat post; 231. a first convex portion; 232. a second convex portion; 31. a rear seat plate; 32. an extension rod; 4. a conversion connecting rod; 51. a front wheel joint; 511. a wheel axle; 52. a front wheel; 61. a rear wheel joint; 62. a rear wheel; 71. a first shaft; 72. a second shaft; 73. a third axis; 74. a fourth axis; 75. a fifth shaft; 76. a sixth axis; 8. a front link.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the specific embodiments.
As shown in fig. 1-16, the convertible stroller of the present invention comprises a stroller frame having an unfolded and folded configuration, a front wheel assembly, a rear wheel assembly, a front seat assembly, and a rear seat assembly.
The stroller frame includes a front bracket 11, a rear bracket 12, a push rod assembly 13, side rails 14, and a rear link 15. The front wheel assembly is disposed at the lower part of the front bracket 11, the rear wheel assembly is disposed at the lower part of the rear bracket 12, two of the three parts of the upper part of the front bracket 11, the upper part of the rear bracket 12 and the front part of the side armrest 14 are rotatably connected, and the third part is rotatably connected with any one of the two parts, or the three parts are coaxially and rotatably connected, in the embodiment, the three parts of the upper part of the front bracket 11, the upper part of the rear bracket 12 and the front part of the side armrest 14 are coaxially and rotatably connected through the first shaft 71. The rear part of the side arm rest 14 is rotatably connected with the push rod assembly 13. One end of the rear link 15 is rotatably connected to a lower portion of the push rod assembly 13, and the other end of the rear link 15 is rotatably connected to the rear bracket 12. Thus, a four-bar linkage is formed between the side arm rests 14, the rear bracket 12, the rear link 15, and the push rod assembly 13.
In this embodiment, the push rod assembly 13 includes a lower push rod 131 and an upper push rod 132 slidably disposed on the lower push rod 131 in a length extending direction of the lower push rod 131. Specifically, the lower push rod 131 is provided with a lumen extending along the length direction thereof, and the upper push rod 132 is partially inserted into the lumen and slidably disposed along the length extending direction of the lumen. The rear portion of the side rail 14 is pivotally connected to the lower push rod 131, and one end portion of the rear link 15 is pivotally connected to a lower portion of the lower push rod 131.
The front wheel assembly includes a front wheel joint 51 and a front wheel 52, the front wheel joint 51 is provided at a lower portion of the front bracket 11, and the front wheel 52 is rotatably provided on the front wheel joint 51.
The rear wheel assembly includes a rear wheel joint 61 and a rear wheel 62, the rear wheel joint 61 is fixedly provided at a lower portion of the rear bracket 12, and the rear wheel 62 is rotatably provided at the rear wheel joint 61.
The front seat assembly and the rear seat assembly are movably arranged on the frame of the stroller, wherein the movement refers to rotation or sliding. Specifically, the front seat assembly includes a front seat pocket or seat plate 21, and the front seat pocket or seat plate 21 can slide in the front-rear direction when the stroller frame is in the unfolded state. The rear seat assembly includes a rear seat plate 31, and the rear seat plate 31 is rotatably disposed with respect to the push rod assembly 13.
The front seat assembly also includes a seat post assembly that is retractable in a fore-aft direction, i.e., the front seat assembly is retractable in a fore-aft direction. The specific seat post assembly includes a rear seat post 22 extending in the front-rear direction and a front seat post 23 slidably disposed on the rear seat post 22 in the lengthwise extension direction of the rear seat post 22, and a front seat pocket or front seat plate 21 is disposed on the front seat post 23. The relative sliding between the front seat rod 23 and the rear seat rod 22 can make the seat rod assembly extend and retract along the front-rear direction, and can drive the front seat pocket or the front seat plate 21 to slide along the front-rear direction relative to the stroller frame.
The front seat lever 23 is provided with a first protrusion 231, the rear seat lever 22 is provided with a slide groove 221 extending in the front-rear direction, and the first protrusion 231 is located in the slide groove 221 and engages with the slide groove 221. When the seat post assembly is extended and retracted in the front-rear direction, the first protrusion 231 is engaged with the sliding groove 221 to guide the extension and retraction direction of the seat post assembly, and the maximum length of the seat post assembly during extension and the minimum length of the seat post assembly during retraction are limited.
The front seat pocket or seat plate 21 may be fixedly provided on the front seat bar 23, or may be slidably provided on the front seat bar 23 in the front-rear direction. It is preferable that the front seat pocket or the front seat plate 21 is slidably provided on the front seat bar 23 in the front-rear direction, so that the stroke of sliding the front seat pocket or the front seat plate 21 in the front-rear direction can be increased.
The front seat bar 23 is further provided with a second convex part 232, the bottom of the front seat pocket or the front seat plate 21 is provided with a tube cavity extending along the front-back direction, the side wall of the tube cavity is provided with a slot 211 penetrating through the tube cavity and extending along the front-back direction, the front seat bar 23 partially extends into the tube cavity, and the second convex part 232 on the front seat bar 23 is positioned in the slot 211 and matched with the slot 211. When the front seat pocket or the front seat plate 21 slides in the front-rear direction with respect to the front seat bar 23, the sliding of the front seat pocket or the front seat plate 21 is guided by the engagement of the second protrusion 232 with the slot 211, and the sliding distance of the front seat pocket or the front seat plate 21 with respect to the front seat bar 23 is limited.
Two of the lower three components of the rear seat plate 31, the rear seat lever 22, and the lower push rod 131 are rotatably connected, and the third component is rotatably connected to either one of the two components, or the three components are coaxially rotatably connected. In the present embodiment, the rear seat plate 31, the rear seat lever 22, the lower portion of the lower push rod 131, and one end portion of the rear link 15 are coaxially and rotatably connected by the second shaft 72.
The stroller has a single use state and a double use state, and when the stroller is in the double use state, the rear seat plate 31 is located behind the seat rod assembly, and the front seat assembly and the rear seat assembly respectively form a seating area for seating a child, as shown in fig. 1 to 3.
When the stroller is in a single use position, the rear seat plate 31 is received beneath the seat bar assembly and the front seat assembly forms an area for seating a child, as shown in fig. 7 and 8.
When the baby stroller is switched between the single-person use state and the double-person use state, the seat rod assembly stretches, the front seat pocket or the front seat plate 21 slides relative to the front seat rod 23, and the rear seat plate 31 rotates relative to the push rod assembly 13. When the relative shallow frame action of one part in front seat pocket or front seat board 21 and the two parts of back seat board 31, the first link mechanism of accessible orders about the synchronous relative shallow frame action of another part to make this children's shallow change between double user state and single user state, make this children's shallow change convenience between single user state and double user state like this, make things convenient for the use of children's shallow.
The first link mechanism is provided between the front seat pocket or the front seat plate 21 and the rear seat plate 31. Specifically, the first link mechanism includes a conversion link 4, one end of the conversion link 4 is rotatably connected to the front seat pocket or the front seat plate 21, and the other end of the conversion link 4 is rotatably connected to the rear seat plate 31. In this embodiment, the rear seat assembly further includes an extension bar 32 extending outward from a connection between the rear seat plate 31 and a lower portion of the lower push rod 131 and the rear seat bar 22, and the other end of the switching link 4 is rotatably connected to the extension bar 32. When the rear seat plate 31 rotates relative to the push rod assembly 13, the conversion link 4 drives the front seat pocket or the front seat plate 21 to slide relative to the front seat rod 23, and when the second protrusion 232 abuts against one end of the slot 211, the rear seat plate 31 continues to rotate relative to the push rod assembly 13, the conversion link 4 can drive the front seat pocket or the front seat plate 21 to drive the front seat rod 23 to synchronously slide relative to the rear seat rod 22.
The front portion of the front seat lever 23 is rotatably connected to the front bracket 11 through a third shaft 73. Thus, when the stroller is switched between the single-use state and the double-use state, the front seat rod 23 slides in the front-back direction relative to the rear seat rod 22, so as to drive the front bracket 11 to rotate relative to the rear bracket 12, so that the included angle between the front bracket 11 and the rear bracket 12, i.e. the distance between the front wheel 51 and the rear wheel 61, changes. When the child stroller is in a double use state, a first distance is formed between the front wheel 51 and the rear wheel 61, and when the child stroller is in a single use state, a second distance is formed between the front wheel 51 and the rear wheel 61, wherein the first distance is larger than the second distance.
The front wheel joint 51 is provided with a wheel shaft 511, and the wheel shaft 511 is required to be vertical to the ground in order to reduce the resistance of the baby stroller in the single-person use state and the double-person use state.
The front wheel joint 51 is rotatably connected to the front frame 11 via a fourth shaft 74, the fourth shaft 74 being perpendicular to the wheel axis 511. The stroller further comprises a second link mechanism, when the stroller is switched between the single use state and the double use state, the second link mechanism can drive the front wheel connector 51 to rotate relative to the front support 11, so that the wheel shaft 511 is perpendicular to the ground in the single use state and the double use state.
Specifically, the second link mechanism includes a front link 8, one end of the front link 8 is rotatably connected to the front seat lever 23 via a fifth shaft 75, and the other end of the front link 8 is rotatably connected to the front wheel joint 51 via a sixth shaft 76. Thus, a four-bar linkage is formed between the front frame 11, the front seat rod 23, the front link 8 and the front wheel connector 51, and when the stroller is switched between the single-use state and the double-use state, and the front frame 11 is driven by the front seat rod 23 to rotate, the front wheel connector 51 can be pulled to rotate relative to the front frame 11 through the four-bar linkage.
The stroller has an unfolded state and a folded state, when the stroller is in the unfolded state and is in a double-use state, most of the upper push rod 132 extends out of the tube cavity of the lower push rod 131; the front seat rod 23 slides forward relative to the rear seat rod 22 to the maximum stroke position, that is, the first protrusion 231 abuts against the front end of the sliding slot 221; the front seat pocket or the front seat plate 21 slides to the maximum stroke position relative to the front seat rod 23, namely the second convex part 232 is abutted against the rear end part of the slot 211; the rear seat plate 31 is positioned behind the front seat pocket or the front seat plate 21; on the front seat post 23, the third shaft 73 is located forward of the fifth shaft 75; in the front wheel joint 51, the fourth shaft 74 is located forward of the sixth shaft 76, as shown in fig. 1 to 3.
When the stroller needs to be switched from the double-use state to the single-use state in the unfolded state, the rear seat plate 31 is rotated downward and forward around the second shaft 72, the front seat pocket or the front seat plate 21 is pulled by the switching link 4 to slide backward relative to the front seat rod 23, when the second protrusion 232 abuts against the front end of the slot 211 and the rear seat plate 31 continues to rotate around the second shaft 72, the front seat pocket or the front seat plate 21 is pulled by the switching link 4 to drive the front seat rod 23 to synchronously slide backward relative to the rear seat rod 22, as shown in fig. 4 to 6, until the first protrusion 231 abuts against the rear end of the sliding slot 221, the stroller is in the single-use state, and at this time, the rear seat plate 31 rotates to be located below the seat rod assembly, as shown in fig. 7 and 8.
When the stroller needs to be switched from a single use state to a double use state in the unfolded state, the rear seat plate 31 rotates backwards and upwards around the second shaft 72, the front seat pocket or the front seat plate 21 is pushed to slide forwards relative to the front seat rod 23 through the switching connecting rod 4, when the second convex part 232 abuts against the rear end part of the slot 211, the rear seat plate 31 continues to rotate around the second shaft 72, the front seat pocket or the front seat plate 21 can be pushed through the switching connecting rod 4 to drive the front seat rod 23 to synchronously slide forwards relative to the rear seat rod 22 until the stroller is in the double use state.
When the children stroller is folded, the children stroller is firstly converted into a single-person using state; folding the front seat pocket as shown in fig. 11 and 12; after the front seat pocket is folded, the stroller frame is folded, when the stroller frame is folded, the upper push rod 132 slides downwards and retracts into the tube cavity of the lower push rod 131, the push rod assembly 13 moves forwards and downwards to be close to the rear support 12, the front support 11 is pulled to rotate backwards to be close to the rear support 12 through the seat rod assembly, the front wheel joint 51 is driven to rotate relative to the front support 11 through a four-bar mechanism formed among the front support 11, the front seat rod 23, the front connecting rod 8 and the front wheel joint 51, the folding process of the stroller frame is shown in fig. 13 and 14 until all the rods forming the stroller frame and all the parts of the stroller are close together, and finally the stroller frame is folded as shown in fig. 15 and 16.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to 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 within the protection scope of the present invention.

Claims (10)

1. The utility model provides a but children's shallow of one-man and two-man conversion, includes shallow frame, front wheel subassembly and rear wheel subassembly, shallow frame includes fore-stock and after-poppet, the upper portion of fore-stock with the upper portion of after-poppet is rotated and is connected, the front wheel subassembly sets up the lower part of fore-stock, the rear wheel subassembly sets up the lower part of after-poppet, its characterized in that: the children's shallow still include the back seat subassembly and with the fore-stock rotates to be connected and can follow the flexible preceding seat subassembly of fore-and-aft direction, children's shallow has single user state and double user state, children's shallow when changing between single user state and double use, the flexible messenger of fore-stock along the fore-and-aft direction the fore-stock is relative the after-poppet rotates and makes the front wheel subassembly with distance between the rear wheel subassembly changes, when children's shallow is in double user state the front wheel subassembly with distance between the rear wheel subassembly is greater than when children's shallow is in single user state the front wheel subassembly with distance between the rear wheel subassembly.
2. The convertible stroller of claim 1, wherein: the front seat assembly comprises a seat rod assembly capable of stretching in the front-back direction, the front portion of the seat rod assembly is connected with the front support in a rotating mode, when the stroller is converted from a single use state to a double use state, the seat rod assembly extends to enable the front support to drive the front wheel assembly to be away from the rear wheel assembly, and when the stroller is converted from the double use state to the single use state, the seat rod assembly contracts to enable the front support to drive the front wheel assembly to be close to the rear wheel assembly.
3. The convertible stroller of claim 2, wherein: the seat rod assembly comprises a rear seat rod extending along the front-rear direction and a front seat rod arranged on the rear seat rod in a sliding mode along the front-rear direction, and the front portion of the front seat rod is rotatably connected with the front support.
4. The convertible stroller of claim 3, wherein: the front seat assembly further comprises a front seat pocket or a front seat board, wherein the front seat pocket or the front seat board is fixedly arranged on the front seat rod, or the front seat pocket or the front seat board can be arranged on the front seat rod in a sliding mode along the front-back direction.
5. The convertible stroller of claim 4, wherein: the front seat pocket or the front seat board can be arranged on the front seat rod in a sliding mode along the front-back direction, when the child stroller is switched from a single use state to a double use state, the front seat pocket or the front seat board slides forwards relative to the front seat rod, and when the child stroller is switched from the double use state to the single use state, the front seat pocket or the front seat board slides backwards relative to the front seat rod.
6. The convertible stroller of claim 3, wherein: the rear seat subassembly includes the back bedplate, the shallow frame still includes push rod assembly, push rod assembly's lower part the back bedplate with two parts rotate among the three parts of back seat pole are connected, and any part rotation in third part and the aforementioned two parts is connected, perhaps the coaxial rotation of above-mentioned three part is connected, works as when children's shallow is in single user state, the back bedplate is acceptd the below of seat pole subassembly, works as when children's shallow is in double user state, the back bedplate is located the rear of seat pole subassembly.
7. The convertible stroller of claim 1, wherein: the stroller further comprises a first connecting rod mechanism for driving the stroller to be switched between a double-person use state and a single-person use state, the first connecting rod mechanism is arranged between the front seat assembly and the rear seat assembly, the first connecting rod mechanism comprises a switching connecting rod, one end of the switching connecting rod is rotatably connected with the front seat assembly, and the other end of the switching connecting rod is rotatably connected with the rear seat assembly.
8. The convertible stroller of claim 1, wherein: the front wheel assembly comprises a front wheel connector and front wheels, the front wheel connector is rotatably connected with the front support, the front wheels can be rotatably arranged on the front wheel connector, the front wheel connector is provided with a wheel shaft, when the stroller is in a single use state and a double use state, the wheel shaft is perpendicular to the ground, the stroller further comprises a second connecting rod mechanism, when the stroller is mutually converted between the single use state and the double use state, the second connecting rod mechanism is used for driving the front wheel connector to rotate relative to the front support so that the wheel shaft is perpendicular to the ground, the second connecting rod mechanism comprises a front connecting rod, one end of the front connecting rod is rotatably connected with the front seat assembly, the other end of the front connecting rod is rotatably connected with the front wheel connector, and the front seat assembly is rotatably connected with the front support.
9. The convertible stroller of claim 1, wherein: the cart frame still includes push rod assembly, side handrail and back connecting rod, the upper portion of fore-stock the upper portion of after-poppet with two parts rotate in the anterior three part of side handrail are connected, and any part rotation in third part and the aforementioned two parts is connected, perhaps the coaxial rotation of above-mentioned three part is connected, the rear portion of side handrail with push rod assembly rotates to be connected, one end of back connecting rod with push rod assembly's lower part rotates to be connected, another tip of back connecting rod with the after-poppet rotates to be connected.
10. The convertible stroller of claim 9, wherein: the front seat assembly comprises a seat rod assembly, the seat rod assembly comprises a rear seat rod extending along the front-rear direction and a front seat rod capable of sliding along the front-rear direction and arranged on the rear seat rod, the front portion of the front seat rod is connected with the front support in a rotating mode, the rear seat assembly comprises a rear seat plate, and the lower portion of the push rod assembly, the rear seat plate, the rear portion of the rear seat rod and the four rear connecting rod components are connected in a rotating mode in a coaxial mode.
CN202120763112.8U 2021-04-14 2021-04-14 Child stroller capable of being converted between single person and double persons Active CN215322810U (en)

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