CN211167046U

CN211167046U - Folding baby carriage

Info

Publication number: CN211167046U
Application number: CN201921801821.XU
Authority: CN
Inventors: 蔡辉; 崔恒龙; 刘家炜; 陈星�
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-08-04
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a folding bassinet, including the frame horizontal pole, the rotatable handle bar in front portion of the relative frame horizontal pole in lower part, the rotatable front fork pole in front portion of the relative frame horizontal pole in upper portion, upper portion rotates two rear wheel bracing pieces that are connected and lie in the frame horizontal pole left and right sides respectively with the rear portion of frame horizontal pole mutually, one end is connected and lie in two connecting rods of the frame horizontal pole left and right sides respectively with the frame horizontal pole both rotatable but also slidable, the other end of two connecting rods rotates with the rear wheel bracing piece of homonymy respectively mutually to be connected, folding bassinet has open mode and fold condition, when it is in fold condition, the handle bar, the front fork pole, the connecting rod, the rear wheel bracing piece all draws close. All parts of the folding baby carrier are mutually folded after being folded, the handle and the front wheel are respectively folded on the upper side and the lower side of the frame cross rod through the rotation of the handle rod and the front fork rod, the two rear wheels are folded on the left side and the right side of the frame cross rod, and the folding baby carrier is small in size, does not occupy space and is easy to carry after being folded.

Description

Folding baby carriage

Technical Field

The utility model relates to a folding baby carriage.

Background

The baby carrier is a common toy for children, and generally comprises a frame cross rod, a rear wheel support connected to the rear part of the frame cross rod, a rear wheel arranged at the bottom of the rear wheel support, and a front fork piece pivotally connected to the front part of the frame cross rod, wherein the top of the front fork piece is connected with a handle, and the bottom of the front fork piece is connected with a front wheel. The foldable baby carriage occupies a relatively large space when not in use and is inconvenient to carry. In the prior art, the baby carriage with the structure has certain difficulty in designing the foldable structure, and particularly, the handle and the front wheel are difficult to fold.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, an object of the present invention is to provide a foldable stroller.

In order to achieve the above purpose, the utility model discloses a technical scheme is: the utility model provides a folding bassinet, including the frame horizontal pole, the anterior rotatable handle bar of the relative frame horizontal pole in lower part, the anterior rotatable front fork arm of the relative frame horizontal pole in upper portion, upper portion rotates with the rear portion of frame horizontal pole mutually and is connected and lie in two rear wheel bracing pieces of the frame horizontal pole left and right sides respectively, one end is connected and lies in two connecting rods of the frame horizontal pole left and right sides respectively with the frame horizontal pole both rotatable, the other end of two connecting rods rotates with the rear wheel bracing piece of homonymy respectively and is connected, the bottom of front fork arm is connected with the front wheel subassembly, the bottom of two rear wheel bracing pieces is connected with the rear wheel respectively, folding bassinet has open mode and fold condition, when it is in fold condition, the handle bar, front fork arm, the connecting rod, the.

Further, when the folding stroller is in the folded state, the front wheel assembly is drawn toward the rear of the frame rail, and the rear wheel assembly is drawn toward the front of the frame rail.

Furthermore, a sliding block is connected to the cross rod of the frame in a sliding manner, and one ends of the two connecting rods are rotatably connected to the sliding block.

Further, the front wheel assembly is pivotally connected to the front fork, and when the foldable stroller is in the folded position, the side of the front wheel in the front wheel assembly faces the frame rail.

Furthermore, the lower portion of the handle rod is fixedly connected with a first gear, the upper portion of the front fork rod is fixedly connected with a second gear, the first gear and the second gear are both rotatably arranged relative to the frame cross rod, and the first gear is meshed with the second gear.

Furthermore, the front part of the frame cross rod is pivotally connected with a base through a rotating shaft, and the handle rod and the front fork rod are both rotationally connected on the base.

Furthermore, a first locking mechanism is arranged among the handle rod, the front fork rod and the base and used for locking the relative positions of the handle rod, the front fork rod and the base when the folding baby carrier is in the unfolded state.

Optionally, the first locking mechanism comprises a latch connected to the handle bar and the front fork bar, respectively, and a locking member rotatably connected to the base and rotated by itself to be connected to and disconnected from the latch.

Optionally, the first locking mechanism includes an unlocking button movably connected to the base and operable to unlock the first locking mechanism.

Furthermore, a second locking mechanism is arranged between the sliding block and the frame cross rod and used for locking the relative position of the folding baby carrier when the folding baby carrier is in the unfolded state.

Furthermore, the handle bar is provided with a locking hook, and the sliding block is provided with a locking groove, so that when the folding baby carrier is in the folding state, the locking hook is connected with the locking groove to keep the folding baby carrier in the folding state.

Further, when the folding baby carrier is in an unfolded state, the axis of the handle rod is coincident with the axis of the front fork rod.

By adopting the technical scheme, all parts of the folding baby carrier are mutually folded, the handles and the front wheels are respectively folded on the upper side and the lower side of the frame cross rod through the rotation of the handle rod and the front fork rod, and the two rear wheels are folded on the left side and the right side of the frame cross rod.

Drawings

Fig. 1 is a schematic structural view of a foldable baby carrier in an unfolded state according to a first embodiment of the present invention;

FIG. 2 is a schematic structural view of a partial view A of FIG. 1;

FIG. 3 is a schematic structural view of the foldable stroller of FIG. 1 in a folded configuration;

fig. 4 is a schematic side view of the foldable stroller in the second embodiment of the present invention in an unfolded state;

FIG. 5 is a rear view of the structure of FIG. 4;

FIG. 6 is a schematic top view of the structure of FIG. 4;

FIG. 7 is a side view of the foldable stroller of FIG. 4 in a folded configuration;

FIG. 8 is a rear view of the structure of FIG. 7;

FIG. 9 is a schematic top view of the structure of FIG. 7;

FIG. 10 is a schematic perspective view of the foldable stroller shown in FIG. 4 in an unfolded position;

FIG. 11 is a schematic perspective view of the foldable stroller of FIG. 10 during folding;

fig. 12 is a perspective view of the foldable stroller of fig. 10 in a folded position.

The reference numbers in the figures are:

1. a frame rail; 2. a handle bar; 3. a front fork lever; 4. a rear wheel support bar; 5. a connecting rod; 6. a front wheel assembly; 7. a rear wheel; 8. a slider; 9. a handle; 10. a base; 11. a first gear; 12. a second gear; 13. a first joint; 14. a second joint; 15. a rotating shaft; 16. a clamping block; 17. a lock; 18. an unlock button; 19. a latch hook; 20. and (5) buckling.

Detailed Description

The following detailed description of the preferred embodiments of the invention, taken in conjunction with the accompanying drawings, enables those skilled in the art to more readily understand the advantages and features of the invention.

Example one

As can be seen from the schematic structural diagrams of fig. 1 to 3, the foldable stroller in this embodiment includes a frame cross bar 1, a handle bar 2 having a lower portion rotatable with respect to the front portion of the frame cross bar 1, a front fork bar 3 having an upper portion rotatable with respect to the front portion of the frame cross bar 1, two rear wheel support bars 4 having upper portions rotatably connected with the rear portion of the frame cross bar 1 and respectively located at the left and right sides of the frame cross bar 1, two connecting rods 5 having one ends rotatably and slidably connected with the frame cross bar 1 and respectively located at the left and right sides of the frame cross bar 1, the other ends of the two connecting rods 5 being rotatably connected with the rear wheel support bars 4 at the same side, a front wheel assembly 6 connected to the bottom of the front fork bar 3, and rear wheels 7 connected. The upper part of the handle bar 2 is connected with a handle 9. The folding baby carrier has an opening state and a folding state, when the folding baby carrier is in the opening state, the handle rod 2, the front fork rod 3, the connecting rod 5 and the rear wheel supporting rod 4 are unfolded relative to the frame cross rod 1, and preferably, the axis of the handle rod 2 coincides with the axis of the front fork rod 3, when the folding baby carrier is in the folding state, the handle rod 2, the front fork rod 3, the connecting rod 5 and the rear wheel supporting rod 4 are all close to the frame cross rod 1, and preferably, the front wheel assembly 6 is close to the rear part of the frame cross rod 1, and the rear wheel 7 is close to the front part of the frame cross rod 1.

Specifically, frame horizontal pole 1 goes up sliding connection has slider 8, and the one end of two connecting rods 5 all rotates to be connected on slider 8.

In a more preferred embodiment, a first gear 11 is fixedly connected to a lower portion of the handle bar 2, a second gear 12 is fixedly connected to an upper portion of the front fork 3, the first gear 11 and the second gear 12 are both rotatably connected to the frame rail 1, and the first gear 11 and the second gear 12 are engaged. Therefore, when the baby carrier is folded, only one of the handle rod 2 and the front fork rod 3 needs to be rotated, the other can be linked and rotated along with the handle rod 2 and the front fork rod 3, and after the folding of the baby carrier is completed, only one of the handle rod 2 and the front fork rod 3 needs to be locked with the position of the frame cross rod 1, and the other position is also locked along with the position.

In this embodiment a locking arrangement is provided which locks one of the handlebar 2 and the front fork 3 to the position of the frame rail 1 after folding of the buggy is completed. Specifically, the handle bar 2 or the front fork bar 3 is provided with a locking hook 19, in this embodiment, the locking hook 19 is arranged on the handle bar 2, the sliding block 8 is provided with a locking groove (indicated in the drawing), when the folding baby carriage is in the folding state, the locking hook 19 is connected with the locking groove, and the structure locks the positions of the handle bar 2 and the front fork bar 3, and simultaneously locks the positions of the rear wheel support bar 4 and the connecting rod 5, so that the folding baby carriage is integrally kept in the folding state.

The front portion of the frame rail 1 has a base 10, the base 10 is pivotally connected to the frame rail 1 by a pivot shaft 15, and the handlebar 2 and the front fork 3 are both pivotally connected to the base 10. The first gear 11 and the second gear 12 are both rotatably connected inside the base 10. Preferably, the axis of the rotating shaft 15 coincides with the axis of the handle bar 2 and the axis of the front fork bar 3.

A first locking mechanism is arranged among the handle rod 2, the front fork rod 3 and the base 10 and locks the relative positions of the handle rod, the front fork rod and the base when the folding baby carriage is in an unfolded state. In this embodiment, a specific structure of the first locking mechanism is shown, which includes a latch 16 connected to the handle bar 2 and the front fork bar 3, respectively, and a locking member 17 rotatably connected to the base 10 and capable of being connected to and disconnected from the latch 16. The locking piece 17 is provided with a buckle 20, when the first locking mechanism is locked, the buckle 20 hooks the fixture block 16, and when the first locking mechanism is unlocked, the buckle 20 is separated from the fixture block 16 by rotating the locking piece 17.

In this embodiment, the lower portion of the handle bar 2 has a first joint 13, the first joint 13 is rotatably connected to the base 10, the upper portion of the front fork bar 3 has a second joint 14, and the second joint 14 is rotatably connected to the base 10. The latch 16 is disposed on the first joint 13 and the second joint 14, and the first gear 11 and the second gear 12 are connected to the first joint 13 and the second joint 14, respectively.

A second locking mechanism which locks the relative position of the folding baby carrier when the folding baby carrier is in the unfolding state is arranged between the slide block 8 and the frame cross rod 1. The second locking mechanism may adopt a structure in the prior art, and is not specifically described since the structure of the second locking mechanism is not the key point of the present invention.

The working principle is as follows:

when the baby carriage is folded, after the first locking mechanism and the second locking mechanism are unlocked, the handle rod 2 and the front fork rod 3 are rotated backwards to be drawn close to the frame cross rod 1, the rear wheel supporting rod 4 is rotated forwards, the sliding block 8 slides and drives the rear wheel supporting rod 4 and the connecting rod 5 on the left side and the right side to be drawn in towards the frame cross rod 1, and after all the components are completely drawn in, the lock hook 19 on the handle rod 2 is connected with the lock groove on the sliding block 8, so that the baby carriage is kept in a folded state.

Example two

Referring to fig. 4 to 12, the folding stroller in the present embodiment differs from the first embodiment in that: the front wheel assembly 6 is pivotally connected to the front fork 3 such that when the foldable stroller is in the folded position, the side of the front wheel assembly 6 faces the frame rail 1.

In addition, the first locking mechanism in this embodiment is structurally different from the first embodiment, the first locking mechanism in this embodiment includes an unlocking button 18 that is movably connected to the base 10 and unlocks the first locking mechanism by operating the first locking mechanism, and the specific structure of the first locking mechanism is not a key point of the utility model, and therefore is not described in detail.

In the folding process of the baby carriage in the embodiment, the front wheel assembly 6 is rotated 90 degrees relative to the front fork 3, the side of the front wheel faces the frame cross rod 1, and the rest folding steps are basically the same as the first embodiment.

In the folding baby carrier in the embodiment, all parts are mutually folded after folding, the handles and the front wheels are respectively folded on the upper side and the lower side of the frame cross rod through the rotation of the handle rod and the front fork rod, and the two rear wheels are folded on the left side and the right side of the frame cross rod.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot 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 by the protection scope of the present invention.

Claims

1. A folding stroller, characterized in that: comprises a frame cross rod (1), a handle rod (2) with the lower part opposite and the front part rotatable of the frame cross rod (1), a front fork rod (3) with the upper part opposite and the rear part of the frame cross rod (1) are rotatably connected with each other and are respectively positioned on two rear wheel support rods (4) on the left and the right sides of the frame cross rod (1), two connecting rods (5) with one ends rotatably and slidably connected with the frame cross rod (1) and are respectively positioned on the left and the right sides of the frame cross rod (1), the other ends of the two connecting rods (5) are respectively rotatably connected with the rear wheel support rods (4) on the same side, the bottom of the front fork rod (3) is connected with a front wheel assembly (6) and the bottom of the two rear wheel support rods (4) are respectively connected with rear wheels (7), and the folding baby carriage has an opening state and a folding state, when the folding bicycle is in a folding state, the handle bar (2), the front fork bar (3), the connecting rod (5) and the rear wheel supporting bar (4) are all close to the frame cross bar (1).

2. A folding stroller according to claim 1, wherein: when the folding baby carrier is in a folding state, the front wheel assembly (6) is close to the rear part of the frame cross rod (1), and the rear wheel (7) is close to the front part of the frame cross rod (1).

3. A folding stroller according to claim 1, wherein: frame horizontal pole (1) go up sliding connection and have slider (8), two the one end of connecting rod (5) is all rotated and is connected on slider (8).

4. A folding stroller according to claim 1, wherein: the front wheel assembly (6) is pivotally connected with the front fork rod (3), and when the folding baby carriage is in a folding state, the side surface of a front wheel in the front wheel assembly (6) faces the frame cross rod (1).

5. A folding stroller according to claim 1, wherein: the lower part of the handle rod (2) is fixedly connected with a first gear (11), the upper part of the front fork rod (3) is fixedly connected with a second gear (12), the first gear (11) and the second gear (12) are both arranged in a rotatable mode relative to the frame cross rod (1), and the first gear (11) is meshed with the second gear (12).

6. A folding stroller according to claim 1, wherein: the front part of the frame cross rod (1) is provided with a base (10), the base (10) is in pivot connection with the frame cross rod (1) through a rotating shaft (15), and the handle rod (2) and the front fork rod (3) are rotatably connected onto the base (10).

7. A folding stroller according to claim 6, wherein: a first locking mechanism for locking the relative positions of the handle rod (2), the front fork rod (3) and the base (10) when the folding baby carrier is in an opening state is arranged among the handle rod, the front fork rod and the base.

8. A folding stroller according to claim 7, wherein: the first locking mechanism comprises a clamping block (16) respectively connected to the handle rod (2) and the front fork rod (3), and a locking piece (17) which is rotatably connected to the base (10) and is connected with and separated from the clamping block (16) through self rotation.

9. A folding stroller according to claim 7, wherein: the first locking mechanism comprises an unlocking button (18) which is movably connected to the base (10) and operates the first locking mechanism to unlock.

10. A folding stroller according to claim 3, wherein: a second locking mechanism for locking the relative position of the sliding block (8) and the frame cross rod (1) when the folding baby carrier is in an opening state is arranged between the sliding block and the frame cross rod.

11. A folding stroller according to claim 3, wherein: the handle bar (2) is provided with a locking hook (19), the sliding block (8) is provided with a locking groove, and when the folding baby carrier is in a folding state, the locking hook (19) is connected with the locking groove to keep the folding baby carrier in the folding state.

12. A folding stroller according to claim 1, wherein: when the folding baby carrier is in an opening state, the axis of the handle rod (2) is coincided with the axis of the front fork rod (3).