CN217672793U - Children's barrow - Google Patents
Children's barrow Download PDFInfo
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- CN217672793U CN217672793U CN202221230569.3U CN202221230569U CN217672793U CN 217672793 U CN217672793 U CN 217672793U CN 202221230569 U CN202221230569 U CN 202221230569U CN 217672793 U CN217672793 U CN 217672793U
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Abstract
The utility model discloses a children's cart, which comprises a lower frame and a seat component, wherein the lower frame comprises a support piece and two groups of lower support components, each group of lower support components comprises a rear support, and the rear support gradually inclines downwards and extends from front to back; the seat assembly comprises a seat and two groups of upper bracket assemblies, each group of upper bracket assemblies comprises a first seat connecting rod and a second seat connecting rod, the seat and the support are connected in a rotating mode around a first rotating center line, and the first rotating center line extends along the up-down direction of the baby stroller. The child stroller has a forward using state and a reverse using state, and in the forward using state, the extending direction of the first seat connecting rod and the extending direction of the rear support are parallel or collinear; under the reverse use state, the extending direction of the second seat connecting rod and the extending direction of the rear bracket are mutually parallel or collinear. The stroller has a simple structure and strong stability.
Description
Technical Field
The utility model relates to a children's articles for use field especially relates to a children's shallow.
Background
In order to meet different requirements of forward pushing or backward pushing when children take the stroller to go out, a plurality of current children strollers have the function of forward and backward reversing. The frame structures of the baby stroller are different, but the simplicity and the stability are two main points of the frame timing. Generally speaking, when a child sits on a stroller, the child lies in a half-lying sitting posture, the center of gravity is located on one side close to a seat backrest, in the reversing stroller, the seat can be reversed by 180 degrees or 360 degrees in a forward pushing state and a reverse pushing state, the center of gravity of the seat can shift forwards and backwards, and the problem that the frame is unstable due to shifting of the front center of gravity and the rear center of gravity of the seat cannot be solved well in the conventional child stroller. Moreover, the rotating structure of the seat in the existing reversing cart is exposed, so that the cart is not concise and attractive, and the problem of instability of the cart frame is further solved. On the other hand, the foldable and small-size frame is a common requirement in the design of the existing stroller, and the foldable and small-size frame is required to be folded simply and compactly by using a few rod structures on the premise of meeting the requirement of stable frame structure, so that the design difficulty of the reversing stroller is further increased.
Disclosure of Invention
The utility model aims at the not enough of prior art, provide a stable in structure and succinct children's shallow of rotatable switching-over.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a child stroller comprises a lower frame and seat components, wherein the lower frame comprises a support and two groups of lower support components which are respectively arranged on the left side and the right side of the support, each group of lower support components comprises a rear support, the rear supports gradually extend downwards from front to back, the seat components comprise a seat and two groups of upper support components which are respectively arranged on the left side and the right side of the seat, each group of upper support components comprises a first seat connecting rod and a second seat connecting rod, the seat and the support are rotatably connected around a first rotation center line, the first rotation center line extends along the up-down direction of the child stroller, the child stroller has a forward use state and a reverse use state, and in the forward use state, the extending direction of the first seat connecting rod is parallel to or collinear with the extending direction of the rear supports on each of the left side and the right side of the child stroller; in a reverse use state, on each of the left and right sides of the stroller, the extending direction of the second seat link and the extending direction of the rear bracket are parallel or collinear with each other.
Preferably, on each of the left and right sides of the stroller, the stroller is in a forward use state, and the extending direction of the first seat link is collinear with the extending direction of the rear bracket; when the stroller is in a reverse use state, the extension direction of the second seat connecting rod is collinear with the extension direction of the rear support.
Preferably, on each of the left side and the right side of the stroller, when the stroller is in a forward use state, the lower end of the first seat connecting rod abuts against the upper end of the rear bracket, or the lower end of the first seat connecting rod and the upper end of the rear bracket are arranged at an interval; when the child stroller is in a reverse use state, the lower end part of the second seat connecting rod abuts against the upper end part of the rear support, or the lower end part of the second seat connecting rod and the upper end part of the rear support are arranged at intervals.
Preferably, the second seat link is located at the front side of the first seat link on each of the left and right sides of the stroller in a forward use state of the stroller; the child stroller is in a reverse use state, and the first seat connecting rod is located on the front side of the second seat connecting rod.
Preferably, the first seat connecting rod and the second seat connecting rod are both located above the rear bracket.
Preferably, each set of the upper bracket components comprises a back support rod, the lower end part of the back support rod is rotatably connected with the first seat connecting rod and/or the second seat connecting rod, and in a forward use state, the back support rod gradually inclines upwards from front to back; in a reverse use state, the backrest rod gradually extends upwards in an inclined manner from back to front, and the extending direction of the backrest rod and the extending direction of the rear bracket are parallel or collinear on each of the left side and the right side of the baby stroller.
Further preferably, on every side about the children's shallow, the lower tip of first seat connecting rod with the seat rotates to be connected, the upper end of first seat connecting rod with the back pole rotates to be connected, the lower tip of second seat connecting rod with the seat rotates to be connected, the upper end of second seat connecting rod with the back pole rotates to be connected, and follows on the length extending direction of back pole, the second seat connecting rod with the rotation junction of back pole is located first seat connecting rod with the below of the rotation junction of back pole.
Preferably, each group of the upper bracket assembly comprises a push rod, the lower end of each group of the push rods is rotatably connected with the first seat connecting rod and/or the second seat connecting rod on the same side around a second rotation center line, and the second rotation center line extends along the left and right directions of the seat.
Preferably, each set of the upper bracket assembly includes a push rod and a back rod, and the lower end of the push rod, the upper end of the first seat connecting rod, and the back rod are rotatably connected together around a second rotation center line on each of the left and right sides of the stroller, and the second rotation center line extends along the left and right direction of the seat.
Preferably, each set of the lower support members comprises a front support, at least two of the support member, the rear support and the front support being pivotally connected to each of the left and right sides of the stroller, and a third being pivotally connected to at least one of the first two.
Further preferably, on each of the left and right sides of the stroller, the support member, the upper end portion of the rear bracket, and the upper end portion of the front bracket are rotatably connected together around a third rotation center line, and the third rotation center line extends along the left and right directions of the stroller.
In some preferred embodiments, each set of the lower support members comprises a first link, a second link and a third link, wherein, on each of the left and right sides of the stroller, a front end of the first link is pivotally connected to the front support, a rear portion of the second link is pivotally connected to the rear support, at least two of the rear end of the first link, the front end of the second link and an end of the third link are pivotally connected, a third one is pivotally connected to at least one of the first two, and the other end of the third link is pivotally connected to the support.
Still further preferably, the first link, the second link, and the third link are rotatably connected together around a fourth rotation center line, and the fourth rotation center line extends along a left-right direction of the stroller.
In other preferred embodiments, each set of the lower frame assemblies includes a front frame, a first link and a second link, and the lower frame further includes a third link and a fourth link, wherein the third link extends in an up-and-down direction, the fourth link extends in a left-and-right direction, an upper end of the third link is rotatably connected to the support member, a lower end of the third link is rotatably connected to the fourth link, and on each of left and right sides of the stroller: support piece the upper end of after-poppet the upper end three of fore-stock rotates around the third rotation center line jointly to be connected, the preceding tip of first connecting rod with the fore-stock rotates to be connected, the rear portion of second connecting rod with the after-poppet rotates to be connected, the rear end of first connecting rod with the preceding tip of second connecting rod rotates to be connected, the tip of fourth connecting rod homonymy with first connecting rod at least one of the second connecting rod rotates around the fourth rotation center line to be connected, the third rotation center line the fourth rotation center line all is followed the left right direction of children's shallow extends.
Still further preferably, the stroller has an unfolded state and a folded state, in the unfolded state, the stroller has the forward use state and the reverse use state, and the first link and the second link both extend in the front-rear direction; under a folding state, the first connecting rod and the second connecting rod rotate to approach each other, and the seat assembly is folded behind the rear support.
Because above-mentioned technical scheme's application, the utility model provides a children's shallow can realize positive and negative switching-over, and no matter be forward user state or under the reverse user state, the after-poppet homoenergetic is parallel or the collineation extension with an at least member in the upper bracket subassembly. In addition, under the forward use state or the reverse use state, the rear support and the first seat connecting rod or the second seat connecting rod are visually like a rod piece, the reversing structure of the seat is not obvious any more, the simplicity and the attractiveness are improved, and the stability is also enhanced. Further, adopt the utility model discloses the children's shallow of structure, lower frame, seat subassembly can be folded respectively, and folding mode is simple, folding small, and switching-over or folding in-process, lower frame and seat subassembly mutual noninterference use convenient.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments will be briefly described below.
Fig. 1 is a schematic side view of a stroller in a forward use state according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of the stroller of embodiment 1 with the lower frame separated from the seat assembly;
FIG. 3 is an exploded side view of the stroller of example 1;
FIG. 4 is a schematic side view of the stroller in example 1 during a reversing operation;
FIG. 5 is a schematic side view of the stroller of example 1 in a reverse use state;
FIG. 6 is a schematic side view of the stroller of embodiment 1 during folding;
FIG. 7 is a side view of the stroller of embodiment 1 in a folded state;
fig. 8 is a schematic perspective view of a lower frame of the stroller in embodiment 2;
FIG. 9 is a simplified schematic view of the construction of the seat assembly of embodiment 1;
FIG. 10 is a simplified schematic view of the construction of the seat assembly of embodiment 3;
FIG. 11 is a simplified schematic view of the construction of the seat assembly of embodiment 4;
wherein: 100. a lower frame; 110. a support member; 111. a support disc; 112. a support bar; 121. a front bracket; 122. a rear bracket; 123. a first link; 124. a second link; 125. a third link; 126. a fourth link;
200. a seat assembly; 210. a seat; 221. a first seat link; 222. a second seat link; 223. a back rest lever; 224. a push rod; 2241. a holding rod; 225. a revolute joint; 226. a third seat connecting rod;
310. a front wheel assembly; 320. a rear wheel assembly;
x, a first rotation center line; y, a second rotation center line; z, a third rotation center line; A. a fourth centerline of rotation.
Detailed Description
The following detailed description of the preferred embodiments of the invention, taken in conjunction with the accompanying drawings, enables the advantages and features of the invention to be more readily understood by those skilled in the art.
Example 1
Referring to fig. 1, 2 and 7, a stroller having an unfolded state and a folded state includes a lower frame 100 and a seat assembly 200. In the unfolded state, the entire seat assembly 200 is positioned above the lower frame 100, and the entire seat assembly 200 is rotatable with respect to the lower frame 100 about a first rotation center line X extending in the up-down direction of the stroller.
In this embodiment, when the stroller is in the unfolded state, the stroller further has a forward use state (fig. 1) in which the child faces away from the stroller and a reverse use state (fig. 5) in which the child faces toward the stroller. For convenience of description and understanding, unless otherwise specified, the directions of up and down, left and right, front and back, etc. referred to herein are described based on the directions observed by a stroller positioned behind the stroller in a forward use state or a reverse use state of the stroller. In addition, the description is based on the stroller in the unfolded state unless otherwise specified.
Specifically, as shown in fig. 1 to 3, the lower frame 100 includes a support member 110 and two sets of lower frame assemblies respectively disposed at the left and right sides of the support member 110. In this embodiment, the supporting member 110 includes a supporting plate 111 and a supporting rod 112, the supporting rod 112 extends along the left-right direction, the supporting plate 111 is fixed in the middle of the supporting rod 112, and the supporting plate 111 is located at the front side of the supporting rod 112 relatively. Each set of lower bracket assemblies includes a front bracket 121, a rear bracket 122, a first link 123, a second link 124, a third link 125, and the like. On each of the left and right sides of the stroller, at least two of the support member 110, the front support 121, and the rear support 122 are rotatably connected, and the third one is rotatably connected to at least one of the first two. The front end of the first link 123 is rotatably connected to the front bracket 121, and the rear of the second link 124 is rotatably connected to the rear bracket 122; at least two of a rear end portion of the first link 123, a front end portion of the second link 124, and an end portion of the third link 125 are rotatably connected, a third one is rotatably connected to at least one of the first two, and the other end portion of the third link 125 is rotatably connected to the support 110.
In this embodiment, in each set of lower support assemblies, the front support 121 gradually extends upward from front to back, the bottom thereof is rotatably provided with a front wheel assembly 310, the rear support 122 gradually extends downward from front to back, and the bottom thereof is rotatably provided with a rear wheel assembly 320. One end of the same-side support rod 112, the upper end of the front bracket 121, and the upper end of the rear bracket 122 are connected together to rotate around a third rotation center line Z, which extends along the left-right direction of the stroller. In the unfolded state, the first link 123 and the second link 124 both horizontally extend in the front-rear direction, the third link 125 obliquely extends in the up-down direction, the upper end of the third link 125 is rotatably connected to a corresponding side of the support plate 111, and the rotational connection between the third link 125 and the support plate 111 is located in front of the third rotation center line Z. The rear end of the first link 123, the front end of the second link 124, and the lower end of the third link 125 are connected together to rotate around a fourth rotation center line a, which extends in the left-right direction of the stroller. Further, in the left-right direction, the first connecting rod 123, the second connecting rod 124 and the third connecting rod 125 are located at the inner sides of the front bracket 121 and the rear bracket 122, the rear portions of the two second connecting rods 124 are connected (actually, two sets of the second connecting rods 124 may be formed on the same U-shaped rod with the opening facing forward), and the first connecting rod 123, the second connecting rod 124 and the third connecting rod 125 may form a basket rod of the stroller for containing some articles to be taken out.
In this embodiment, the seat assembly 200 includes a seat 210 and two sets of upper bracket assemblies respectively disposed at the left and right sides of the seat 210, wherein the seat 210 is rotatably connected to the support member 110 around a first rotation center line X, and the support plate 111 is supported below the seat 210, so as to ensure that the process of rotation reversing is stable and free from shaking. Specifically, each set of upper bracket components specifically includes a first seat link 221, a second seat link 222, a back lever 223, a push rod 224, and the like. The first seat connecting rod 221 and the second seat connecting rod 222 are both located above the rear bracket 122.
In this embodiment, the lower end of the first seat link 221 is rotatably connected to the seat 210, and the upper end of the first seat link 221 is rotatably connected to the back lever 223; the lower end of the second seat link 222 is rotatably connected to the seat 210, the upper end of the second seat link 222 is rotatably connected to the back lever 223, and the rotational connection between the second seat link 222 and the back lever 223 is located below the rotational connection between the first seat link 221 and the back lever 223 along the length extension direction of the back lever 223. When the stroller is in a forward use position, the pivotal connection of the first seat link 221 to the seat 210 is located rearward of the pivotal connection of the second seat links 222 to 210. Thus, the seat 210, the first seat link 221, the second seat link 222 and the backrest link 223 together form a set of four-bar linkage mechanism, and the upper bracket assembly can be conveniently rotated, folded or unfolded.
Further, on each of the left and right sides of the stroller, the lower end portion of the push rod 224, the upper end portion of the first seat link 221, and the back lever 223 are rotatably connected together about a second rotation center line Y extending in the left-right direction of the seat 210, a rotation joint 225 is formed at the rotation connection of the three, and an upper locking mechanism (not shown) for locking or unlocking the upper bracket assembly with respect to each other is provided at the rotation joint 225. In this embodiment, the upper portions of the left and right push rods 224 are connected with a holding rod 2241 for holding by a pusher, and the holding rod 2241 can slide relatively along the length extending direction of the push rods 224 to realize telescopic adjustment.
In addition, the stroller further includes a rotation locking mechanism for locking the seat assembly 200 and the lower frame 100 relative to each other, and a lower locking mechanism (not shown) for locking the lower frame assembly relative to each other, and the specific structure thereof may adopt the prior art, but the present invention is not limited thereto.
Referring to fig. 1, in the present embodiment, the stroller is in a forward use state, and on each of the left and right sides thereof, the back rest lever 223 and the push lever 224 are extended to be inclined upward from the front to the rear. The extending direction of the first seat connecting rod 221 is collinear with the extending direction of the rear bracket 122, the second seat connecting rod 222 is located at the front side of the first seat connecting rod 221, the lower end portion of the first seat connecting rod 221 and the upper end portion of the rear bracket 122 are arranged at an interval, and a small gap is reserved between the first seat connecting rod 221 and the upper end portion of the rear bracket 122, so that the seat assembly 200 can be enabled to rotate and change directions relative to the lower frame 100 more easily and smoothly.
In other embodiments, the extending directions of the first seat link 221 and the rear bracket 122 in the forward use state may not be strictly collinear, but may be parallel to each other.
In other embodiments, the lower end of the first seat link 221 may also abut against the upper end of the rear bracket 122 in the forward use state.
Referring to fig. 4 and 5, when the stroller needs to be converted to the reverse use state, the rotation locking mechanism is first unlocked, the entire seat assembly 200 is rotated 180 ° around the first rotation center line X, then the upper locking mechanism is unlocked, the push rod 224 is rotated backward around the second rotation center line Y, and the stroller is completely locked after being rotated to the right position, so that the stroller can be converted to the reverse use state. In the reverse use state, the push rod 224 still gradually extends upward from front to back, the back rod 223 gradually extends upward from back to front, the extending direction of the back rod 223, the extending direction of the second seat link 222 and the extending direction of the rear bracket 122 are collinear with each other, the lower end of the second seat link 222 and the upper end of the rear bracket 122 are arranged at an interval, and the first seat link 221 is positioned at the front side of the second seat link 222.
Similarly, in other embodiments, the extending direction of the second seat link 222 and the extending direction of the rear bracket 122 may not be strictly collinear but parallel to each other in the reverse use state; the lower end of the second seat link 222 may also abut against the upper end of the rear bracket 122.
Referring to fig. 6 and 7, when the stroller needs to be folded, it is preferable to adjust the stroller to a forward use state, then unlock the upper locking mechanism and the lower locking mechanism, respectively, shorten the holding rod 2241, and then drive the push rod 224 and the back rod 223 to rotate backward and downward to fold, so that the lower bracket assembly can be folded in a linkage manner, and finally the front bracket 121, the rear bracket 122 and the seat assembly 200 are folded in a mutual manner, wherein the seat assembly 200 is folded behind the rear bracket 122.
Example 2
Referring to fig. 8, the present embodiment provides a stroller having substantially the same structure as that of embodiment 1, and mainly differs in that a lower frame 100 is partially disposed.
In this embodiment, each set of lower frame members comprises a front frame 121, a rear frame 122, a first link 123 and a second link 124, which are connected to each of the left and right sides of the stroller in the same manner as in embodiment 1. The difference is that the lower frame 100 of the present embodiment includes only one third link 125, and further includes a fourth link 126. The third link 125 extends in the vertical direction, the fourth link 126 extends in the horizontal direction, the upper end of the third link 125 is rotatably connected to the support member 110, and the lower end of the third link 126 is rotatably connected to the fourth link 126. Specifically, the third link 125 extends obliquely downward from front to back, and in the left-right direction, the third link 125 is disposed at a middle position of the lower frame 100, an upper end portion of the third link 125 is rotatably connected to a lower portion of the support plate 111, and a lower end portion of the third link 126 is rotatably connected to a middle portion of the fourth link 126.
In this embodiment, the left and right ends of the fourth link 126 are rotatably connected to the lower bracket assemblies on the same side. Specifically, on each of the left and right sides of the stroller, the rear end portion of the first link 123, the front end portion of the second link 124, and the end portion of the same side of the fourth link 126 are rotatably connected together about a fourth rotation center line a, which extends in the left-right direction of the stroller. In other embodiments, the left and right ends of the fourth link 126 may also be rotatably connected to the first link 123 or the fourth link 126 on the same side.
Example 3
This embodiment provides a stroller having substantially the same structure as that of embodiment 1, and mainly differs in the specific arrangement of the upper bracket assembly.
Referring to fig. 9, a side view of the stroller of embodiment 1 is shown in a simplified manner and with a seat assembly 200 in a forward use position. The rotational connection relationship among the seat 210, the first seat link 221, the second seat link 222, and the back lever 223 can be simply seen from the figure.
On this basis, referring to fig. 10, in the present embodiment, each set of upper bracket components further includes a third seat link 226. On each of the left and right sides of the stroller, the lower end of the first seat link 221 is rotatably connected to the seat 210; the lower end of the second seat link 222 is rotatably connected to the seat 210; the upper end of the second seat link 222 is rotatably connected to the lower end of the third seat link 226; the upper end of the third connecting rod 226, the upper end of the first connecting rod 221 and the lower end of the back rod 223 are rotatably connected around the same rotation axis. The rotating axes of the rotating joints are parallel to each other and extend along the left and right directions.
In this embodiment, the specific connection position of the push rod 224 is not limited, and the lower end of the push rod 224 can be rotatably connected to one or more of the seat 210, the first seat link 221, the second seat link 222, the third seat link 226, and the back lever 223.
Example 4
This embodiment provides a stroller having a structure substantially the same as that of embodiment 1, and mainly different from the specific arrangement of the upper bracket component.
Referring to fig. 11, in the present embodiment, each set of upper bracket components includes a first seat link 221, a second seat link 222, a third seat link 226, a backrest rod 223, and a push rod 224. The lower end of the second seat link 222 is pivotally connected to the seat 210 on each of the left and right sides of the stroller; the lower end of the third seat link 226 is rotatably connected to the seat 210; the upper end of the third seat link 226 is rotatably connected to the lower end of the first seat link 221; the upper end of the first seat link 221, the upper end of the second seat link 222, the lower end of the back lever 223, and the lower end of the push rod 224 are rotatably connected around the same rotational axis. The rotating axes of the rotating joints are parallel to each other and extend along the left and right direction.
To sum up, the children's shallow of this embodiment, structure is succinct, the focus is stable when can realize rotatory switching-over, and the appearance is similar with non-switching-over shallow, and structural strength is higher, also more pleasing to the eye.
The above embodiments are only for illustrating the technical concept 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 the protection scope of the present invention can not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. A stroller, characterized in that: comprises a lower frame and a seat component, wherein the lower frame comprises a support piece and two groups of lower support components which are respectively arranged at the left side and the right side of the support piece, each group of lower support components comprises a rear support, the rear supports are gradually inclined downwards from front to back and extend,
the seat component comprises a seat and two groups of upper bracket components arranged on the left side and the right side of the seat respectively, each group of upper bracket components comprises a first seat connecting rod and a second seat connecting rod, the seat is rotationally connected with the supporting piece around a first rotation center line, the first rotation center line extends along the up-and-down direction of the baby carriage,
the child stroller has a forward using state and a reverse using state, and in the forward using state, on each of the left side and the right side of the child stroller, the extending direction of the first seat connecting rod and the extending direction of the rear support are parallel or collinear; in a reverse use state, on each of the left and right sides of the stroller, the extending direction of the second seat link and the extending direction of the rear bracket are parallel or collinear with each other.
2. The stroller of claim 1, wherein: on each of the left side and the right side of the child stroller, when the child stroller is in a forward use state, the extension direction of the first seat connecting rod is collinear with the extension direction of the rear support; when the child stroller is in a reverse use state, the extension direction of the second seat connecting rod is collinear with the extension direction of the rear support.
3. The stroller of claim 2, wherein: on each of the left side and the right side of the child stroller, when the child stroller is in a forward use state, the lower end part of the first seat connecting rod abuts against the upper end part of the rear support, or the lower end part of the first seat connecting rod and the upper end part of the rear support are arranged at intervals; when the stroller is in a reverse use state, the lower end part of the second seat connecting rod abuts against the upper end part of the rear support, or the lower end part of the second seat connecting rod and the upper end part of the rear support are arranged at intervals.
4. The stroller of claim 1, wherein: on each of the left side and the right side of the child stroller, the second seat connecting rod is positioned on the front side of the first seat connecting rod when the child stroller is in a forward use state; the child stroller is in a reverse use state, and the first seat connecting rod is positioned on the front side of the second seat connecting rod; and/or the first seat connecting rod and the second seat connecting rod are positioned above the rear bracket.
5. The stroller of claim 1, wherein: each group of upper bracket components comprises a backrest rod, the lower end part of the backrest rod is rotatably connected with the first seat connecting rod and/or the second seat connecting rod, and in a forward use state, the backrest rod gradually inclines upwards from front to back; in a reverse use state, the backrest rod gradually extends upwards from back to front in an inclined manner, and the extending direction of the backrest rod and the extending direction of the rear bracket are mutually parallel or collinear on each of the left side and the right side of the baby stroller.
6. The stroller of claim 5, wherein: on every side about the children's shallow, the lower tip of first seat connecting rod with the seat rotates to be connected, the upper end of first seat connecting rod with the back pole rotates to be connected, the lower tip of second seat connecting rod with the seat rotates to be connected, the upper end of second seat connecting rod with the back pole rotates to be connected, and follows on the length extension direction of back pole, the second seat connecting rod with the rotation junction of back pole is located first seat connecting rod with the below of the rotation junction of back pole.
7. The stroller of claim 1, wherein: each group of upper support assemblies comprises push rods, the lower end parts of the push rods are rotatably connected with the first seat connecting rod and/or the second seat connecting rod on the same side around a second rotation center line, and the second rotation center line extends along the left and right directions of the seat; and/or the presence of a gas in the gas,
each group of upper support components comprises a push rod and a back rest rod, the lower end part of the push rod, the upper end part of the first seat connecting rod and the back rest rod are connected together in a rotating mode around a second rotating center line on each of the left side and the right side of the baby stroller, and the second rotating center line extends along the left and right direction of the seat; and/or the presence of a gas in the atmosphere,
each group of the lower support components comprises a front support, at least two of the support component, the rear support and the front support are rotatably connected on each of the left side and the right side of the child stroller, and the third component is rotatably connected with at least one of the front support and the rear support.
8. The stroller of claim 1, wherein: each group of the lower support assemblies comprises a front support, a first connecting rod, a second connecting rod and a third connecting rod, wherein the support, the upper end of the rear support and the upper end of the front support are connected with each other around a third rotation center line in a rotating mode on each of the left side and the right side of the stroller, the third rotation center line extends along the left-right direction of the stroller, the front end of the first connecting rod is connected with the front support in a rotating mode, the rear portion of the second connecting rod is connected with the rear support in a rotating mode, at least two of the rear end of the first connecting rod, the front end of the second connecting rod and one end of the third connecting rod are connected with each other in a rotating mode, the third connecting rod is connected with at least one of the front connecting rod and the rear connecting rod in a rotating mode, and the other end of the third connecting rod is connected with the support in a rotating mode.
9. The stroller of claim 1, wherein: each group of the lower frame components comprises a front bracket, a first connecting rod and a second connecting rod, the lower frame further comprises a third connecting rod and a fourth connecting rod, wherein the third connecting rod extends along the vertical direction, the fourth connecting rod extends along the left-right direction, the upper end part of the third connecting rod is rotatably connected with the supporting piece, the lower end part of the third connecting rod is rotatably connected with the fourth connecting rod,
on each of the left and right sides of the stroller: support piece the upper end of after-poppet the upper end three of fore-stock rotates around the third rotation center line jointly to be connected, the preceding tip of first connecting rod with the fore-stock rotates to be connected, the rear portion of second connecting rod with the after-poppet rotates to be connected, the back tip of first connecting rod with the preceding tip of second connecting rod rotates to be connected, a tip of fourth connecting rod homonymy with first connecting rod at least one of second connecting rod rotates around the fourth rotation center line to be connected, the third rotation center line the fourth rotation center line all is followed the left and right directions of children's shallow extends.
10. The stroller of claim 8 or 9, wherein: the stroller is provided with an unfolding state and a folding state, the stroller is provided with the forward using state and the reverse using state in the unfolding state, and the first connecting rod and the second connecting rod extend along the front-back direction; under a folding state, the first connecting rod and the second connecting rod rotate to approach each other, and the seat assembly is folded behind the rear support.
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CN202221230569.3U CN217672793U (en) | 2022-05-20 | 2022-05-20 | Children's barrow |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221230569.3U CN217672793U (en) | 2022-05-20 | 2022-05-20 | Children's barrow |
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CN217672793U true CN217672793U (en) | 2022-10-28 |
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CN202221230569.3U Active CN217672793U (en) | 2022-05-20 | 2022-05-20 | Children's barrow |
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