CN210133169U - Foldable baby carriage - Google Patents

Foldable baby carriage Download PDF

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Publication number
CN210133169U
CN210133169U CN201920951648.5U CN201920951648U CN210133169U CN 210133169 U CN210133169 U CN 210133169U CN 201920951648 U CN201920951648 U CN 201920951648U CN 210133169 U CN210133169 U CN 210133169U
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CN
China
Prior art keywords
frame
support
bracket
push rod
wheel
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Active
Application number
CN201920951648.5U
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Chinese (zh)
Inventor
李伟琼
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Kunshan Weikai Children Products Co Ltd
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Kunshan Weikai Children Products Co Ltd
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Priority to CN201920951648.5U priority Critical patent/CN210133169U/en
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Publication of CN210133169U publication Critical patent/CN210133169U/en
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Abstract

The utility model discloses a foldable baby carriage, the frame of which comprises a front bracket, a rear bracket, a bottom bracket, a lower push rod, an upper push rod, a cushion bracket, a front wheel carrier rotationally connected with the lower end of the front bracket in the front-back direction, a front wheel component arranged below the front wheel carrier, a rear wheel carrier rotationally connected with the lower end of the rear bracket in the front-back direction, a rear wheel component arranged below the rear wheel carrier and a bottom connecting rod; the middle part of the front support is rotationally connected with the middle part of the rear support through a transverse pin, the front part of the bottom support is rotationally connected with the lower part of the front support, the rear part of the bottom support is rotationally connected with the upper part of the rear wheel carrier, the front end of a bottom connecting rod is rotationally connected with the front wheel carrier, the rear end of the bottom connecting rod is rotationally connected with the middle part of the bottom support, the lower part of a lower push rod is rotationally connected with the upper part of the front support, the front part of a cushion support is rotationally connected with the upper end of the rear support, the rear part of the cushion support is rotationally connected with; the utility model discloses a structure is comparatively novel, and folding back volume is less, is convenient for transport and deposit.

Description

Foldable baby carriage
Technical Field
The utility model relates to a folding bassinet.
Background
Strollers are an essential travel tool for every family with children. The size of the baby carriage is large, inconvenience exists in the using process, and therefore the foldable baby carriage gradually appears, and the size and the volume of the baby carriage are reduced through folding.
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: provides a foldable baby carriage with novel structure and smaller folding volume.
The technical scheme of the utility model is that: a foldable baby carrier comprises a frame with an unfolding position and a folding position, and a locking mechanism for locking the frame when the frame is at the unfolding position, wherein the frame comprises a front bracket, a rear bracket, a bottom bracket, a lower push rod, an upper push rod, a cushion bracket, a front wheel frame which is rotationally connected with the lower end of the front bracket in the front-back direction, a front wheel assembly arranged below the front wheel frame, a rear wheel frame which is rotationally connected with the lower end of the rear bracket in the front-back direction, a rear wheel assembly arranged below the rear wheel frame, and a bottom connecting rod; the utility model discloses a support, including fore-stock, bottom suspension rod, connecting rod, lower carriage, fore-stock middle part and after-poppet, the fore-stock middle part is connected through horizontal round pin rotation with the after-poppet middle part, the bottom suspension rod front portion is connected with the fore-stock lower part rotation, the bottom suspension rod rear portion is connected with back wheel carrier upper portion rotation, bottom connecting rod front end is connected with the fore-stock rotation, bottom connecting rod rear end is connected with the bottom suspension rod middle part rotation, the lower push rod lower part is connected with fore-stock upper portion rotation, cushion frame front portion with the after-poppet upper end is rotated and is connected, cushion frame rear portion with the lower.
Furthermore, the frame further comprises a front handrail, the lower part of the front handrail is rotatably connected to the cushion frame, and an upper connecting rod is rotatably connected between the lower end part of the front handrail and the lower push rod.
Furthermore, the rotating connection position of the upper push rod and the lower push rod is also coaxially connected with a tent frame.
Furthermore, an extension arm extends backwards and downwards from the position, close to the rotation connection point of the front wheel frame and the front support, of the rear side of the upper part of the front wheel frame, the front end of the bottom connecting rod is rotatably connected with the outer end part of the corresponding extension arm, and the bottom connecting rod is positioned on the inner side of the extension arm and the outer side of the bottom support.
Furthermore, the rotating connection point of the front wheel frame and the front bracket is positioned at the rear side part of the bottom end of the front bracket, and when the frame is folded, the front wheel frame can rotate backwards relative to the front bracket; the rotation connection point of the rear wheel frame and the rear support is positioned at the front side part of the bottom end of the rear support, and when the frame is folded, the rear wheel frame can rotate forwards relative to the rear support.
Furthermore, the locking mechanism comprises a first locking mechanism and a second locking mechanism, the first locking mechanism is arranged between the upper push rod and the lower push rod, and the second locking mechanism is arranged at any one position of the rotary joint of the cushion frame and the rear support, the rotary joint of the lower push rod and the front support and the rotary joint of the rear support and the bottom support.
The utility model has the advantages that: the middle part of the middle front bracket and the middle part of the rear bracket of the utility model are rotationally connected to form an X-shaped folding structure, and the folding volume of the lower part of the frame can be reduced as much as possible when the frame is folded; when the frame is folded, the front wheel frame and the rear wheel frame drive the front wheel assembly and the rear wheel assembly to be folded and furled, so that the folding volume at the bottom of the frame is further reduced; and the preceding handrail at frame middle part also becomes the X form with the cushion frame and arranges, and when the frame was folding, the relative cushion frame folding of push rod and lower push rod was drawn in, and preceding handrail also draws in under the drive effect of last connecting rod relatively, finally makes push rod, lower push rod, preceding handrail, cushion frame, fore-stock, after-poppet and end support all draw in together, the utility model discloses a structure is comparatively novel, and folding back volume is less, is convenient for transport and deposit.
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 structural view of the utility model in a use state;
FIG. 2 is a schematic side view of the structure of FIG. 1;
fig. 3 is a schematic structural view of the utility model during the folding process;
FIG. 4 is a schematic side view of the structure of FIG. 1;
fig. 5 is a schematic structural view of the utility model after being folded;
fig. 6 is a side view of fig. 5.
Wherein: 1, a front bracket; 2, a rear bracket; 3, a bottom bracket; 4, pushing down the push rod; 5, pushing up the push rod; 6 a cushion frame; 7 a front wheel frame; 7-1 extension arm; 8 a front wheel assembly; 9, a rear wheel carrier; 10 a rear wheel assembly; 11 a bottom link; 12 front arm rests; 13 an upper connecting rod; 14 tent frame.
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 includes a frame having an unfolded position and a folded position, and a locking mechanism for locking the frame when the frame is in the unfolded position, the frame including a front frame 1, a rear frame 2, a bottom frame 3, a lower push rod 4, an upper push rod 5, a seat frame 6, a front wheel frame 7 rotatably connected to a lower end of the front frame 1 forward and backward, a front wheel assembly 8 mounted below the front wheel frame 7, a rear wheel frame 9 rotatably connected to a lower end of the rear frame 2 forward and backward, a rear wheel assembly 10 mounted below the rear wheel frame 9, and a bottom link 11; the utility model discloses a multi-functional seat cushion, including fore-stock 1, fore-stock 2, bottom bracket 3, front end connecting rod 11, back connecting rod 6, cushion frame 6, back portion and back support 2, the front end of fore-stock is connected through horizontal round pin rotation with 2 middle parts of back supports, bottom bracket 3 front portion is connected with 1 lower parts of fore-stock rotation, 3 rear portions of bottom bracket are connected with 9 upper portions of back wheel carrier rotation, 11 front ends of bottom connecting rod rotate with fore-stock 7 and are connected, 11 rear ends of bottom connecting rod rotate with 3 middle parts of bottom bracket and are connected, 4 lower parts of push rod rotate with 1 upper portion of fore-stock to be connected, 6 front portions of cushion frame with 2 upper ends of back support rotate.
In this embodiment, the frame further includes a front armrest 12, a lower portion of the front armrest 12 is rotatably connected to the cushion frame 6, and an upper connecting rod 13 is rotatably connected between a lower end portion of the front armrest 12 and the lower push rod 4.
In this embodiment, the rotational connection between the upper push rod 5 and the lower push rod 4 is further coaxially connected with a canopy frame 14.
In this embodiment, the extension arm 7-1 extends rearward and downward from the position of the rear side of the upper portion of the front wheel frame 7 near the rotational connection point with the front frame 1, the front end of the bottom link 11 is rotationally connected with the outer end portion of the corresponding extension arm 7-1, and the bottom link 11 is located at the inner side of the extension arm 7-1 and the outer side of the bottom frame 3.
In the present embodiment, the locking mechanism includes a first locking mechanism provided between the upper push rod 5 and the lower push rod 4, and a second locking mechanism provided at any one of a position where the seat cushion frame 6 is rotatably connected to the rear bracket 2, a position where the lower push rod 4 is rotatably connected to the front bracket 1, and a position where the rear bracket 2 is rotatably connected to the bottom bracket 3. In this embodiment, the first locking mechanism and the second locking mechanism can be simultaneously interlocked to unlock, and can also be respectively unlocked, because the first locking mechanism, the second locking mechanism and the interlocking mechanism between the two locking mechanisms are conventional mechanisms in the prior art, the structures thereof are various, and no specific limitation and description are made here.
In this embodiment, the rotation connection point of the front wheel frame 7 and the front bracket 1 is located at the rear side part of the bottom end of the front bracket 1, and when the frame is folded, the front wheel frame 7 can rotate backwards relative to the front bracket 1; the rotation connection point of the rear wheel frame 9 and the rear support 2 is positioned at the front side part of the bottom end of the rear support 2, and when the frame is folded, the rear wheel frame 9 can rotate forwards relative to the rear support 2.
When the whole vehicle is folded, the locking mechanism is unlocked, the upper push rod 5 is pressed downwards, the upper push rod 5 drives the lower push rod 4, the front support 1 and the rear support 2 to be folded downwards, the front handrail 12 and the cushion rod 6 are folded simultaneously, and the front wheel frame 7 and the rear wheel frame 9 are driven by the bottom support 3 and the bottom connecting rod 11 to respectively rotate backwards and forwards and are folded below the bottom support 3.
In the utility model, the middle parts of the front bracket 1 and the rear bracket 2 are rotationally connected to form an X-shaped folding structure, so that the folding volume of the lower part of the frame can be reduced as much as possible when the frame is folded; a front wheel frame 7 which can rotate backwards relative to the front support 1 is arranged between the front wheel assembly 8 and the front support 1, and a rear wheel frame 9 which can rotate forwards relative to the rear support 2 is arranged between the rear wheel assembly 10 and the rear support 2, when the frame is folded, the front wheel frame 7 and the rear wheel frame 9 drive the front wheel assembly 8 and the rear wheel assembly 10 to be folded and furled, so that the folding volume of the bottom of the frame is further reduced; and the preceding handrail 12 at frame middle part also becomes the X form with cushion frame 6 and arranges, and when the frame was folding, the relative cushion frame 6 of upper push rod 5 and lower push rod 4 was folding to draw in, and preceding handrail 12 also draws in under the drive effect of upper connecting rod 13, and relative cushion frame 6 draws in, finally makes upper push rod 5, lower push rod 4, preceding handrail 12, cushion frame 6, fore-stock 1, after-poppet 2 and bottom bracket 3 all draw in together, the utility model discloses a structure is comparatively novel, and folding back volume is less, is convenient for transport and deposit.
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 (6)

1. A foldable stroller comprising a frame having an unfolded position and a folded position, and a locking mechanism for locking the frame when the frame is in the unfolded position, characterized in that: the frame comprises a front bracket (1), a rear bracket (2), a bottom bracket (3), a lower push rod (4), an upper push rod (5), a cushion bracket (6), a front wheel carrier (7) rotationally connected with the lower end of the front bracket (1) in a front-back manner, a front wheel assembly (8) arranged below the front wheel carrier (7), a rear wheel carrier (9) rotationally connected with the lower end of the rear bracket (2) in a front-back manner, a rear wheel assembly (10) arranged below the rear wheel carrier (9), and a bottom connecting rod (11); front truck (1) middle part is connected through horizontal round pin rotation with after-poppet (2) middle part, end support (3) front portion is connected with front truck (1) lower part rotation, end support (3) rear portion is connected with after-poppet (9) upper portion rotation, end connecting rod (11) front end is connected with front truck (7) rotation, end connecting rod (11) rear end is connected with end support (3) middle part rotation, push rod (4) lower part is connected with front truck (1) upper portion rotation down, cushion frame (6) front portion with after-poppet (2) upper end rotation is connected, cushion frame (6) rear portion with the lower part of push rod (4) rotates to be connected down, go up push rod (5) rotate to connect in the upper end of push rod (4) down.
2. A foldable stroller according to claim 1, wherein: the frame also comprises a front handrail (12), the lower part of the front handrail (12) is rotatably connected to the cushion frame (6), and an upper connecting rod (13) is rotatably connected between the lower end part of the front handrail (12) and the lower push rod (4).
3. A foldable stroller according to claim 1, wherein: the rotating connection part of the upper push rod (5) and the lower push rod (4) is also coaxially connected with a tent frame (14).
4. A foldable stroller according to claim 1, wherein: an extension arm (7-1) extends backwards and downwards from the position, close to the rotating connection point of the front wheel frame (7) and the front support (1), on the rear side of the upper part of the front wheel frame (7), the front end of the bottom connecting rod (11) is rotatably connected with the outer end part of the corresponding extension arm (7-1), and the bottom connecting rod (11) is positioned on the inner side of the extension arm (7-1) and the outer side of the bottom support (3).
5. A foldable stroller according to claim 1, wherein: the locking mechanism comprises a first locking mechanism and a second locking mechanism, the first locking mechanism is arranged between an upper push rod (5) and a lower push rod (4), and the second locking mechanism is arranged at any position of a rotating joint of a cushion frame (6) and a rear support (2), a rotating joint of the lower push rod (4) and a front support (1), and a rotating joint of the rear support (2) and a bottom support (3).
6. A foldable stroller according to claim 1, wherein: the rotation connection point of the front wheel frame (7) and the front bracket (1) is positioned at the rear side part of the bottom end of the front bracket (1), and when the frame is folded, the front wheel frame (7) can rotate backwards relative to the front bracket (1); the rotation connection point of the rear wheel frame (9) and the rear support (2) is positioned at the front side part of the bottom end of the rear support (2), and when the frame is folded, the rear wheel frame (9) can rotate forwards relative to the rear support (2).
CN201920951648.5U 2019-06-24 2019-06-24 Foldable baby carriage Active CN210133169U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920951648.5U CN210133169U (en) 2019-06-24 2019-06-24 Foldable baby carriage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920951648.5U CN210133169U (en) 2019-06-24 2019-06-24 Foldable baby carriage

Publications (1)

Publication Number Publication Date
CN210133169U true CN210133169U (en) 2020-03-10

Family

ID=69707395

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920951648.5U Active CN210133169U (en) 2019-06-24 2019-06-24 Foldable baby carriage

Country Status (1)

Country Link
CN (1) CN210133169U (en)

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