CN210555074U - Foldable baby stroller - Google Patents
Foldable baby stroller Download PDFInfo
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- CN210555074U CN210555074U CN201921497207.9U CN201921497207U CN210555074U CN 210555074 U CN210555074 U CN 210555074U CN 201921497207 U CN201921497207 U CN 201921497207U CN 210555074 U CN210555074 U CN 210555074U
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Abstract
The utility model discloses a foldable baby stroller, which comprises a stroller frame with an unfolding position and a folding position, and a first locking mechanism used for locking the stroller frame when the stroller frame is in the unfolding position, wherein the stroller frame comprises a push rod component, a front bracket component, a rear bracket component and a bottom folding support rod component which can be folded back and forth, the upper end of the front support assembly and the upper end of the rear support assembly are rotationally connected with the lower end of the push rod assembly, the bottom folding support rod assembly is rotationally connected between the front support assembly and the rear support assembly, the upper part of the upper support rod assembly is rotationally connected with the push rod assembly, the upper part of the lower support rod assembly is rotationally connected with the lower part of the upper support rod assembly, the lower part of the lower support rod assembly is rotationally connected with the rear support assembly, the upper end of the linkage rod is rotationally connected with the push rod auxiliary sheet at the lower part of the push rod assembly, and the lower end of the linkage rod is rotationally connected with the bottom; the utility model discloses simple structure and novelty, the cost is lower, convenient operation.
Description
Technical Field
The utility model relates to a folding baby's shallow.
Background
A stroller in the prior art includes a frame having an unfolded position and a folded position, a front wheel assembly disposed at the front of the bottom of the frame, a rear wheel assembly disposed at the rear of the bottom of the frame, a locking mechanism for locking the frame at the unfolded position, and a seat pocket mechanism disposed on the frame for a person to sit on. The frames of the existing baby stroller are various, the number of the rods of the frames is different, and the connection relation and the connection position between the rods are different, so that the folding principle and the folding mode are different.
Disclosure of Invention
The utility model discloses the purpose is: the foldable baby stroller has the advantages that the two four-side mechanisms below and behind the stroller frame drive the stroller frame to be integrally folded and furled in the folding process, the structure is simple and stable, and the operation is convenient.
The technical scheme of the utility model is that: a foldable baby stroller comprises a stroller frame with an unfolding position and a folding position, and a first locking mechanism for locking the stroller frame when the stroller frame is in the unfolding position, wherein the stroller frame comprises a push rod assembly, a front support assembly, a rear support assembly, a front wheel assembly arranged below the front support assembly and a rear wheel assembly arranged below the rear support assembly, the stroller frame further comprises a bottom folding support rod assembly, a linkage rod, an upper support rod assembly and a lower support rod assembly which can be folded back and forth, the upper end of the front support assembly and the upper end of the rear support assembly are rotationally connected with the lower end of the push rod assembly, the bottom folding support rod assembly is rotationally connected between the front support assembly and the rear support assembly, the upper part of the upper support rod assembly is rotationally connected with the push rod assembly, the lower part of the lower support rod assembly is rotationally connected with the rear support assembly, the lower part of the push rod component is provided with a push rod auxiliary sheet which is relatively fixed with the push rod component, the upper end of the linkage rod is rotationally connected with the push rod auxiliary sheet, and the lower end of the linkage rod is rotationally connected with the bottom folding support rod component;
when the cart is folded, the push rod assembly is pressed downwards to enable the relative rear support assembly to be folded, the push rod auxiliary sheet rotates along with the push rod assembly and pulls up the linkage rod, the linkage rod drives the bottom folding support rod assembly to fold in front and back, and then drives the relative rear support assembly of the front support assembly to fold in, and the whole cart is folded.
Furthermore, the auxiliary push rod sheet is in a V shape with a backward opening, the middle part of the auxiliary push rod sheet is coaxially and rotatably connected with the lower end of the push rod assembly, the upper part of the front support assembly and the upper part of the rear support assembly, the upper end part of the auxiliary push rod sheet is fixed with the lower part of the push rod assembly in a pin joint mode, and the lower end part of the auxiliary push rod sheet is rotatably connected with the upper part of the linkage rod.
Furthermore, the bottom folding support rod assembly comprises a front support rod and a rear support rod, the rear portion of the front support rod is rotatably connected with the front portion of the rear support rod, the front portion of the front support rod is rotatably connected with the front support assembly, and the rear portion of the rear support rod is rotatably connected with the rear support assembly. The middle part of the rear supporting rod is provided with a mounting sheet extending downwards, and the lower end of the linkage rod is rotatably connected to the mounting sheet.
Furthermore, the first locking mechanism can be arranged at the rotary connection position of the front support rod and the rear support rod, and also can be arranged at the rotary connection position of the front support assembly and the rear support assembly.
Furthermore, the push rod assembly comprises a push rod and a push handle, the lower portion of the push rod is rotatably connected with the front support assembly and the rear support assembly, the push handle is rotatably connected to the upper end of the push rod, a second locking mechanism is arranged between the push handle and the push rod, and the upper portion of the upper support rod assembly is rotatably connected with the upper portion of the push rod.
Furthermore, a front handrail component which is rotationally connected with the push rod is arranged on the push rod, and a linkage mechanism is arranged between the push handle and the front handrail component; when the push handle is folded and furled relative to the push rod, the linkage mechanism drives the front handrail component to be folded and furled relative to the push rod. The linkage mechanism is a connecting rod, one end of the connecting rod is rotatably connected with the push handle, a rotating point between the connecting rod and the push handle is positioned on one side of the rotating point between the push handle and the push rod, the other end of the connecting rod is rotatably connected with the front armrest assembly, and the rotating point between the connecting rod and the front armrest assembly is positioned on one side of the rotating point between the front armrest assembly and the push rod.
The utility model has the advantages that:
1. the utility model discloses in front, back carriage subassembly and front, back vaulting pole form a four sides mechanism under the frame, form a four sides mechanism behind the frame between its push rod subassembly, back carriage subassembly, upper strut subassembly and the lower strut subassembly, drive the frame whole folding through above-mentioned two four sides mechanism and draw in when folding, simple structure and novelty, the cost is lower, convenient operation; in addition, the whole vehicle has fewer rod pieces, and mutual interference is not easy to generate during folding.
2. The utility model discloses a preceding handrail assembly is automatic upset adjustment when frame expandes or is folding for user state or folding state of drawing in, need not to carry out extra manually operation to preceding handrail assembly, alright carry out integrative expansion or folding to the baby's shallow, when children's safety on the protection seat, convenient operation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the push rod assembly of the present invention in an extended position;
fig. 2 is a schematic side view of the push rod assembly in the extended position according to the present invention;
fig. 3 is a schematic structural view of the push rod assembly in the folding process of the present invention;
fig. 4 is a schematic side view of the push rod assembly during the folding process of the present invention;
FIG. 5 is a schematic view of the push rod assembly of the present invention in a folded position;
fig. 6 is a schematic side view of the middle push rod assembly of the present invention in the folded position.
Wherein:
1 a push rod assembly; 1-1 push rod; 1-2 push handles;
2, a front support component;
3, a rear support component;
4, a front wheel assembly;
5, a rear wheel assembly;
6 bottom folding brace rod components; 6-1 front stay bar; 6-2 rear stay bar; 6-2-1 mounting pieces;
7, a linkage rod;
8, an upper support rod component;
9 a lower stay bar assembly;
10 a push rod auxiliary sheet;
11 a front armrest assembly;
12 connecting rods.
Detailed Description
The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present invention. The conditions employed in the examples may be further adjusted according to specific conditions, and the conditions not specified are generally conditions in routine experiments.
As shown in fig. 1 to 6, a foldable stroller comprises a frame having an unfolded position and a folded position, and a first locking mechanism for locking the frame when the frame is in the unfolded position, wherein the frame comprises a push rod assembly 1, a front support assembly 2, a rear support assembly 3, a front wheel assembly 4 disposed below the front support assembly 2, and a rear wheel assembly 5 disposed below the rear support assembly 3, the frame further comprises a bottom folding support rod assembly 6, a linkage rod 7, an upper support rod assembly 8, and a lower support rod assembly 9 which can be folded back and forth, the upper ends of the front support assembly 2 and the rear support assembly 3 are rotatably connected with the lower end of the push rod assembly 1, the bottom folding support rod assembly 6 is rotatably connected between the front support assembly 2 and the rear support assembly 3, the upper end of the upper support rod assembly 8 is rotatably connected with the push rod assembly 1, the upper part of the lower supporting rod component 9 is rotationally connected with the lower part of the upper supporting rod component 8, the lower part of the lower supporting rod component 9 is rotationally connected with the rear support component 3, the lower part of the push rod component 1 is provided with a push rod auxiliary sheet 10 which is relatively fixed with the push rod component 1, the upper end of the linkage rod 7 is rotationally connected with the push rod auxiliary sheet 10, and the lower end of the linkage rod 7 is rotationally connected with the bottom folding supporting rod component 6;
in this embodiment, the auxiliary push rod piece 10 is a V-shaped piece with a backward opening, the middle of the auxiliary push rod piece is coaxially and rotatably connected with the lower end of the push rod assembly 1, the upper part of the front support assembly 2 and the upper part of the rear support assembly 3, the upper end of the auxiliary push rod piece 10 is fixed to the lower part of the push rod assembly 1 by a pin, and the lower end of the auxiliary push rod piece 10 is rotatably connected with the upper part of the linkage rod.
In this embodiment, the bottom folding brace rod assembly 6 comprises a front brace rod 6-1 and a rear brace rod 6-2, the rear portion of the front brace rod 6-1 is rotatably connected with the front portion of the rear brace rod 6-2, the front portion of the front brace rod 6-1 is rotatably connected with the front brace assembly 2, and the rear portion of the rear brace rod 6-2 is rotatably connected with the rear brace assembly 3. Furthermore, the middle part of the rear support rod 6-2 is provided with a mounting plate 6-2-1 extending downwards, and the lower end of the linkage rod 7 is rotatably connected to the mounting plate 6-2-1.
In this embodiment, the first locking mechanism may be disposed at a rotational connection position of the front support rod 6-1 and the rear support rod 6-2, or at a rotational connection position of the front support assembly 2 and the rear support assembly 3. The first locking mechanism is a common prior art in the field, and the structure thereof is not described or limited herein.
In this embodiment, the push rod assembly 1 includes a push rod 1-1 with a lower portion rotatably connected to the front support assembly 2 and the rear support assembly 3, and a push handle 1-2 rotatably connected to an upper end of the push rod 1-1, a second locking mechanism is disposed between the push handle 1-2 and the push rod 1-1, and an upper portion of the upper support rod assembly 8 is rotatably connected to an upper portion of the push rod 1-1. In this embodiment, the first locking mechanism and the second locking mechanism can be simultaneously interlocked to realize unlocking, and can also respectively realize unlocking, and the first locking mechanism and the second locking mechanism are conventional mechanisms, so that the structures of the first locking mechanism and the second locking mechanism are various, and the structure is not described and limited.
In this embodiment, the push rod 1-1 is provided with a front armrest assembly 11 rotatably connected thereto, and a linkage mechanism is arranged between the push handle 1-2 and the front armrest assembly 11; when the push handle 1-2 is folded and folded relative to the push rod 1-1, the linkage mechanism drives the front handrail component 11 to be folded and folded relative to the push rod 1-1.
In this embodiment, the linkage mechanism is a connecting rod 12, one end of the connecting rod 12 is rotatably connected with the push handle 1-2, a rotation point between the two is located below a rotation point between the push handle 1-2 and the push rod 1-1, the other end of the connecting rod 12 is rotatably connected with the front armrest assembly 11, and the rotation point between the two is located in front of the rotation point between the front armrest assembly 11 and the push rod 1-1. When the push handle 1-2 is folded forward relative to the push rod 1-1, the connecting rod 4 drives the front handrail component 11 to turn upward relative to the push rod 1-1 for folding. On the contrary, when the frame is unfolded, the push handle 1-2 extends to the rear upper part above the push rod 1-1, and at the moment, the connecting rod 4 drives the front handrail component 11 to turn downwards relative to the push rod 1-1 to enter a use state of extending forwards.
The working principle of the utility model is as follows:
when the frame is in the unfolding position, the first locking mechanism and the second locking mechanism are in the locking state, the push handle 1-2 extends over the push rod 1-1 backwards and upwards, and the connecting rod 4 is in the use state of extending forwards. The bottom folding support rod assembly 6 is unfolded and supported between the front support assembly 2 and the rear support assembly 3, and a rotation point between the upper end of the linkage rod 7 and the push rod auxiliary sheet 10 is positioned behind and below the rotation points between the push rod assembly 1 and the front support assembly 2 and the rear support assembly 3.
When the frame is folded, the locking of the second locking mechanism is released, the push handle 1-2 is pushed forward, so that the push handle 1-2 is folded forward relative to the push rod 1-1, and at the moment, the connecting rod 4 drives the front handrail component 11 to be turned over and folded upward relative to the push rod 1-1. Meanwhile, the locking of the second locking mechanism is released, the push rod assembly 1 is pressed down, the upper supporting rod assembly 8 and the lower supporting rod assembly 9 are folded and furled along with the upper supporting rod assembly, the push rod assembly 1 is driven by the push rod auxiliary sheet 10, a rotating point between the upper end of the linkage rod 7 and the push rod auxiliary sheet 10 rotates to the front lower part of the rotating point between the push rod assembly and the front support assembly 2 and the rear support assembly 3, the bottom folding supporting rod assembly 6 is folded and furled upwards at the moment, and meanwhile, the front support assembly 2 and the rear support assembly 3 are also relatively furled along with the lower supporting rod assembly, so that the folding of the.
The utility model discloses in front, back carriage subassembly and front, back vaulting pole form a four sides mechanism under the frame, form a four sides mechanism behind the frame between its push rod subassembly, back carriage subassembly, upper strut subassembly and the lower strut subassembly, drive the frame whole folding through above-mentioned two four sides mechanism and draw in when folding, simple structure and novelty, the cost is lower, convenient operation; in addition, the whole vehicle has fewer rod pieces, and mutual interference is not easy to generate during folding. Additionally, the utility model discloses a preceding handrail assembly 11 is automatic upset adjustment when frame expandes or is folding for user state or folding folded state in, need not to carry out extra manually operation to preceding handrail assembly 11, alright carry out integrative expansion or folding to the baby's shallow, when children's safety on the protection seat, convenient operation.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. In addition to the above embodiments, other embodiments of the present invention are also possible. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the scope of the present invention as claimed.
Claims (9)
1. A foldable stroller comprising a frame having an unfolded position and a folded position, and a first locking mechanism for locking the frame when the frame is in the unfolded position, the frame comprising a push rod assembly (1), a front frame assembly (2), a rear frame assembly (3), a front wheel assembly (4) disposed below the front frame assembly (2), and a rear wheel assembly (5) disposed below the rear frame assembly (3), characterized in that: the frame also comprises a bottom folding support rod component (6), a linkage rod (7), an upper support rod component (8) and a lower support rod component (9), wherein the bottom folding support rod component (6) can be folded and furled back and forth, the upper end of the front support component (2) and the upper end of the rear support component (3) are rotationally connected with the lower end of the push rod component (1), the bottom folding support rod component (6) is rotationally connected between the front support component (2) and the rear support component (3), the upper part of the upper support rod component (8) is rotationally connected with the push rod component (1), the upper part of the lower support rod component (9) is rotationally connected with the lower part of the upper support rod component (8), the lower part of the lower support rod component (9) is rotationally connected with the rear support component (3), the lower part of the push rod component (1) is provided with a push rod auxiliary sheet (10) which is relatively fixed with the push rod, the lower end of the linkage rod (7) is rotationally connected with the bottom folding support rod component (6);
when the cart is folded, the push rod assembly (1) is pressed downwards to enable the relative rear support assembly (3) to be folded, the push rod auxiliary sheet (10) rotates along with the push rod assembly (1) and is pulled upwards to form the linkage rod (7), the linkage rod (7) drives the bottom folding support rod assembly (6) to be folded forwards and backwards, and then the relative rear support assembly (3) of the front support assembly (2) is driven to be folded, so that the whole cart is folded.
2. A collapsible stroller in accordance with claim 1 in which: the push rod auxiliary sheet (10) is in a V shape with a backward opening, the middle part of the push rod auxiliary sheet is coaxially and rotatably connected with the lower end of the push rod assembly (1), the upper part of the front support assembly (2) is coaxially and rotatably connected with the upper part of the rear support assembly (3), the upper end part of the push rod auxiliary sheet (10) is fixedly connected with the lower part of the push rod assembly (1) in a pin joint mode, and the lower end part of the push rod auxiliary sheet (10) is rotatably connected with the upper part of the linkage;
when the frame is in an unfolding position, the first locking mechanism is in a locking state, the bottom folding support rod assembly (6) is unfolded and supported between the front support assembly (2) and the rear support assembly (3), and a rotating point between the upper end of the linkage rod (7) and the push rod auxiliary sheet (10) is positioned behind and below the rotating point between the push rod assembly (1) and the front support assembly (2) and the rear support assembly (3);
when the frame is folded, the locking of a first locking mechanism is removed, the push rod assembly (1) is pressed down, the upper supporting rod assembly (8) and the lower supporting rod assembly (9) are folded and folded along with the upper supporting rod assembly, the push rod assembly (1) is driven through the push rod auxiliary sheet (10), a rotating point between the upper end of the linkage rod (7) and the push rod auxiliary sheet (10) rotates to the front lower part of the rotating point between the push rod assembly and the front support assembly (2) and between the push rod assembly and the rear support assembly (3), the bottom folding supporting rod assembly (6) is folded and folded along with the upper part of the linkage rod assembly, and the front support assembly (2) and the rear support assembly (3) are also folded along with the.
3. A collapsible stroller in accordance with claim 1 in which: the bottom folding support rod assembly (6) comprises a front support rod (6-1) and a rear support rod (6-2), the rear portion of the front support rod (6-1) is rotatably connected with the front portion of the rear support rod (6-2), the front portion of the front support rod (6-1) is rotatably connected with the front support assembly (2), and the rear portion of the rear support rod (6-2) is rotatably connected with the rear support assembly (3).
4. A collapsible stroller in accordance with claim 3 in which: the middle part of the rear support rod (6-2) is provided with a mounting plate (6-2-1) extending downwards, and the lower end of the linkage rod (7) is rotatably connected to the mounting plate (6-2-1).
5. A collapsible stroller in accordance with claim 3 in which: the first locking mechanism is arranged at the rotary connection position of the front support rod (6-1) and the rear support rod (6-2).
6. A collapsible stroller in accordance with claim 1 in which: the first locking mechanism is arranged at the rotary connection position of the front bracket component (2) and the rear bracket component (3).
7. A collapsible stroller in accordance with claim 1 in which: the push rod assembly (1) comprises a push rod (1-1) and a push handle (1-2), the lower portion of the push rod is rotationally connected with the front support assembly (2) and the rear support assembly (3), the push handle (1-2) is rotationally connected to the upper end of the push rod (1-1), a second locking mechanism is arranged between the push handle (1-2) and the push rod (1-1), and the upper portion of the upper support rod assembly (8) is rotationally connected with the upper portion of the push rod (1-1).
8. A collapsible stroller in accordance with claim 7 in which: the push rod (1-1) is provided with a front handrail component (11) which is rotationally connected with the push rod, and a linkage mechanism is arranged between the push handle (1-2) and the front handrail component (11); when the push handle (1-2) is folded relative to the push rod (1-1), the linkage mechanism drives the front handrail component (11) to be folded relative to the push rod (1-1).
9. A collapsible stroller in accordance with claim 8 in which: the linkage mechanism is a connecting rod (12), one end of the connecting rod (12) is rotatably connected with the push handle (1-2), a rotating point between the connecting rod and the push handle is positioned on one side of the rotating point between the push handle (1-2) and the push rod (1-1), the other end of the connecting rod (12) is rotatably connected with the front handrail component (11), and the rotating point between the connecting rod and the push rod is positioned on one side of the rotating point between the front handrail component (11) and the push rod (1-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921497207.9U CN210555074U (en) | 2019-09-10 | 2019-09-10 | Foldable baby stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921497207.9U CN210555074U (en) | 2019-09-10 | 2019-09-10 | Foldable baby stroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210555074U true CN210555074U (en) | 2020-05-19 |
Family
ID=70631149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921497207.9U Active CN210555074U (en) | 2019-09-10 | 2019-09-10 | Foldable baby stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210555074U (en) |
-
2019
- 2019-09-10 CN CN201921497207.9U patent/CN210555074U/en active Active
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