CN203172678U - Double-direction folding child stroller - Google Patents

Abstract

The utility model discloses a two-way folding stroller for children, which comprises a foldable stroller frame, front wheels and rear wheels installed at the bottom of the stroller frame, seat pockets installed on the stroller frame, and a push-cart frame. A locking device that locks the frame of the car in the open state. The cart frame includes a front wheel connecting frame, a front bracket, a rear bracket, a push rod, a strut and the like. The parts are all connected by rotation. When the cart frame is in the open state, the angle formed by the two lines extending from the connection point of the front bracket and the push rod roughly along the respective rod body is greater than 0° and less than 180°. There is no shearing and pinching during the folding and opening process, which avoids harm to the human body. At the same time, the cart can be folded in up and down and left and right directions, and the folding volume is very small.

Description

two-way folding stroller

technical field

The utility model relates to a two-way folding stroller for children.

Background technique

The existing two-way folding stroller for children comprises a foldable stroller frame, front wheels and rear wheels installed at the bottom of the stroller frame, a seat pocket installed on the stroller frame and the A locking device that locks the cart frame in the open position. In order to achieve the purpose of folding the cart frame, the rods that make up the cart frame are connected in two ways: rotation and movement, so there is shearing and pinching during the folding and opening process, which will cause harm to the human body.

Contents of the invention

In order to solve the above problems, the purpose of this utility model is to provide a two-way folding stroller for children.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a two-way folding stroller for children, which includes a foldable stroller frame, front wheels and rear wheels installed at the bottom of the stroller frame, A seat pocket on the frame and a locking mechanism to lock the stroller frame in the open position, the stroller frame includes

The front wheel connecting frame, the front wheel is installed at the bottom of the front wheel connecting frame;

The rear support, the rear wheels are installed at the rear of the rear support, the rear support includes the front left rear support rod and the right rear support rod which are connected to the front wheel connecting frame respectively, when the cart frame is in the folded state, the left rear support rod The strut and the right rear strut are folded relative to each other;

The front bracket, the front bracket includes the left front strut and the right front strut that are respectively connected to the front wheel connecting frame by rotation at the lower part, and the rotation axes of the left front strut and the right front strut are respectively inclined to the horizontal plane. , the left front strut and the right front strut are folded relative to each other, and both are folded relative to the rear support;

A push rod, the push rod comprises a left push rod whose middle part is hinged with the upper part of the left front strut and a right push rod whose middle part is hinged with the upper part of the right front strut;

The strut, the strut includes a first strut and a second strut arranged crosswise, the upper part of the first strut is universally rotatably connected with the lower part of the right push rod, and the lower part is universally rotatably connected with the middle part of the left rear strut, The upper part of the second strut is connected in universal rotation with the bottom of the left push rod and the lower part is connected in universal rotation with the middle part of the right rear support rod.

When the cart frame is in the open state, the angle formed by the two lines extending from the connection point of the left front support rod and the left push rod roughly along the respective rod bodies is greater than 0° and less than 180°, and the angle formed by the connection point between the right front support rod and the right push rod The connection points of the rods roughly form an angle formed by two lines extending along the respective rod bodies, which is larger than 0° and smaller than 180°. The left push rod does not coincide with the left front strut, and likewise, the right push rod does not coincide with the right front strut. Therefore, there is no shearing and pinching to injure the baby.

Further, the first strut and the second strut are hinged at their intersections.

Further, a locking member is provided between the first strut and the second strut to lock the relative position between the two.

Furthermore, one end of the locking piece is fixed on one of the first strut and the second strut, and the other end of the locking piece is detachably connected to the other of the first strut and the second strut.

Further, the left push rod and the left front support rod, the right push rod and the right front support rod are respectively hinged through the rotating assembly, and the rotating assembly is provided with a device that defines the relative positions of the left push rod and the left front support rod, and the right push rod and the right front support rod. locking device. Or, the locking device can also be arranged respectively between the left push rod and the second strut, between the right push rod and the first strut, to limit the left push rod and the second strut, the right push rod and the first strut. The relative position between the rods.

Furthermore, the push rod is provided with an unlocking handle for unlocking the locking device.

Further, the upper part of the left push rod is hinged with a left cross brace, the upper part of the right push rod is hinged with a right cross brace, and the left cross brace and the right cross brace are rotatably connected by a cross brace connector.

Further, the stroller frame also includes a front armrest arranged in front of the seat pocket, and the front armrest is rotatably connected to the hinge of the left push rod and the left front support rod and the hinge of the right push rod and the right front support rod.

Due to the adoption of the above-mentioned technical scheme, the two-way folding children's stroller of the utility model adopts rotational connection between parts, and there is no shearing and pinching during the folding and opening process, which avoids harm to the human body, and the stroller can be moved up and down. It can be folded in the left and right directions, and the folding volume is very small.

Description of drawings

Accompanying drawing 1 is the three-dimensional structural schematic diagram of the utility model two-way folding children's stroller in the open state;

Accompanying drawing 2 is the side view of the utility model two-way folding children's stroller in the open state;

Accompanying drawing 3 is the three-dimensional structural schematic diagram of the utility model two-way folding children's stroller in the folding process;

Accompanying drawing 4 is the side view of the utility model two-way folding children's stroller in the folding process;

Accompanying drawing 5 is the three-dimensional structure diagram of the utility model two-way folding children's stroller in the folded state;

Accompanying drawing 6 is the side view of the utility model two-way folding children's stroller in the folded state.

The labels in the figure are:

10. Left front support rod; 11. Right front support rod; 20. Left rear support rod; 21. Right rear support rod; 30. Left push rod; 31. Right push rod; 40. First support rod; 41. Second support Rod; 42, locking piece; 50, left cross brace; 51, right cross brace; 52, cross brace connector; 60, front wheel connecting frame; 61, front wheel; 62, rear wheel; 70, rotating part; 80. Rotating component; 81. Unlock handle; 90. Front armrest. the

Detailed ways

The preferred embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings, so that the advantages and characteristics of the utility model can be more easily understood by those skilled in the art, so that the protection scope of the utility model can be defined more clearly .

As can be seen from the structural diagrams of accompanying drawings 1 to 6, the bidirectional folding stroller for children in this embodiment includes a foldable stroller frame, front wheels 61 and rear wheels installed at the bottom of the stroller frame. 62. A seat pocket installed on the cart frame and a locking device for locking the cart frame in an open state. The cart frame includes a front wheel connecting frame 60, a front support, a rear support, a push rod, a strut and the like.

The front wheel 61 is rotatably mounted on the front wheel connecting frame 60 .

Rear wheel 62 is installed in the rear portion of rear support, and rear support comprises the left rear strut 20 and the right rear strut 21 that front portion is rotatably connected on the front wheel connecting frame 60 respectively. When the stroller frame is in the folded state, the left rear strut 20 and the right rear strut 21 are folded relative to each other.

Front wheel connecting frame 60 is connected to the bottom of front support, and front support includes left front strut 10 and right front strut 11, and the bottom of left front strut 10 and right front strut 11 is connected to front wheel connecting frame 60 respectively. When the stroller frame is in the folded state, the left front strut 10 and the right front strut 11 are folded relative to each other, and both are folded relative to the rear support.

The push rod includes a left push rod 30 whose middle part is hinged to the top of the left front strut 10 and a right push rod 31 whose middle part is hinged to the top of the right front strut 11 .

When the stroller frame is in the open state, the angle formed by the two lines extending from the connection point of the left front strut 10 and the left push rod 30 along the respective rod body is greater than 0° and less than 180°, from the right front strut 11 The angle formed between the connection point with the right push rod 31 and the two lines extending along the respective rod bodies is larger than 0° and smaller than 180°. The left push rod 30 does not overlap with the left front strut 10, and likewise, the right push rod 31 does not overlap with the right front strut 11. Therefore, there is no shearing and pinching to injure the baby.

The struts include a first strut 40 and a second strut 41 arranged crosswise, the upper part of the first strut 40 is universally rotated with the lower part of the right push rod 31 and the lower part is universally rotated with the middle part of the left rear strut 20 Connected, the upper part of the second strut 41 is universally rotatably connected with the bottom of the left push rod 30, and the lower part is universally rotatably connected with the middle part of the right rear strut 21, and the first strut 40 and the second strut 41 are connected between them. The intersections are hinged. In this embodiment, the lower parts of the first strut 40 and the second strut 41 are universally hinged with the left rear strut 20 and the right rear strut 21 through the rotating member 70 respectively, and the first strut 40 and the second strut The upper part of 41 is universally hinged with the right push rod 31 and the left push rod 30 through the rotating assembly 80 respectively.

A locking piece 42 is arranged between the first strut 40 and the second strut 41 to lock the relative position between the two, and one end of the locking piece 42 is fixed on one of the first strut 40 and the second strut 41 , the other end of the locking member 42 is detachably connected to the other one of the first strut 40 and the second strut 41 . When the stroller frame is opened, both ends of the locking member 42 are connected to the first strut 40 and the second strut 41 , and the locking member 42 forms a support between the first strut 40 and the second strut 41 . When the stroller frame was folded, the other end of the locking member 42 was disengaged from the other of the first strut 40 and the second strut 41, and the first strut 40 and the second strut 41 were relatively rotated and retracted, while , the left push rod 30 and the right push rod 31 are also relatively retracted.

The locking device is respectively arranged between the left push rod 30 and the left front strut 10, the right push rod 31 and the right front strut 11, and is used to limit the distance between the left push rod 30 and the left front strut 10, the right push rod 31 and the right front strut 11. relative position. An unlocking handle 81 for unlocking the locking device is arranged on the push rod. The locking device can also be arranged between the first strut 40 and the right push rod 31, the second strut 41 and the left push rod 30 to limit the first strut 40 and the right push rod 31, the second strut 41 and the left push rod Relative position between 30.

A left cross brace 50 , a right cross brace 51 and a cross brace connector 52 are arranged between the left push rod 30 and the right push rod 31 . One end of the left cross strut 50 and one end of the right cross strut 51 are respectively hinged on the top of the left push rod 30 and the top of the right push rod 31, and the other end of the left cross strut 50 is hinged with the other end of the right cross strut 51 on the brace connector 52 .

The stroller frame also includes a front armrest 90 provided in front of the seat pocket, and the front armrest 90 is rotatably connected to the hinge of the left push rod 30 and the left front strut 10 and the hinge of the right push rod 31 and the right front strut 11.

When the unlocking handle 81 is operated, the locking device is unlocked, so the cart can be folded up and down. During the folding process, the mutual locking between the first strut 40 and the second strut 41 is also unlocked, and the cart can be folded left and right, thus completing the whole process. Car folded.

The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present utility model, and its purpose is to enable those familiar with this technology to understand the content of the present utility model and implement it accordingly, and not to limit the protection scope of the present utility model. All equivalent changes or modifications made according to the spirit of the utility model shall fall within the protection scope of the utility model.

Claims (10)

1. A two-way foldable children's stroller, which includes a foldable stroller frame, front wheels (61) and rear wheels (62) installed at the bottom of the stroller frame, The seat pocket on the upper part and the locking device for locking the cart frame in the open state, it is characterized in that: the cart frame includes The front wheel connecting frame (60), the front wheel (61) is installed at the bottom of the front wheel connecting frame (60); The rear support, the rear wheels (62) are installed at the rear of the rear support, and the rear support includes a left rear strut (20) whose front part is respectively rotatably connected to the front wheel connecting frame (60) ) and the right rear strut (21), when the cart frame is in the folded state, the left rear strut (20) and the right rear strut (21) are folded relative to each other; The front bracket, the front bracket includes the left front support rod (10) and the right front support rod (11) whose lower parts are respectively rotatably connected to the front wheel connecting frame (60), and the left front support rod (10) and the right front support rod The rotation axes of the rods (11) are respectively arranged obliquely to the horizontal plane. When the cart frame is in the folded state, the left front support rod (10) and the right front support rod (11) are folded relative to each other, and both The relative back bracket is folded; push rod, the push rod includes a left push rod (30) whose middle part is hinged to the upper part of the left front strut (10) and a right push rod (30) whose middle part is hinged to the upper part of the right front strut (11) 31); The strut, the strut includes the first strut (40) and the second strut (41) arranged crosswise, the upper part of the first strut (40) and the right push rod (31) The lower part is universally rotatably connected. The lower part is universally rotatably connected with the middle part of the left rear support rod (20), and the upper part of the second support rod (41) is universally connected with the lower part of the left push rod (30). The lower part is universally rotatably connected with the middle part of the right rear strut (21) to be rotatably connected. 2. The two-way folding stroller for children according to claim 1, characterized in that: when the stroller frame is in the open state, the connection between the left front support rod (10) and the left push rod (30) The angle formed by the two lines extending roughly along the respective rod bodies is greater than 0° and less than 180°, and the connection point between the right front support rod (11) and the right push rod (31) is roughly extended along the respective rod bodies. The angle formed by the lines is greater than 0° and less than 180°. 3. The two-way folding stroller for children according to claim 1, characterized in that: the first strut (40) and the second strut (41) are hinged at their intersections. 4. The two-way foldable stroller for children according to claim 1, characterized in that: a lock for locking the relative position between the first strut (40) and the second strut (41) is provided pieces (42). 5. The two-way folding stroller for children according to claim 4, characterized in that: one end of the locking piece (42) is fixed to one of the first strut (40) and the second strut (41) On, the other end of the locking piece (42) is detachably connected with the other one of the first strut (40) and the second strut (41). 6. The two-way folding stroller for children according to claim 1, characterized in that: the left push rod (30) and the left front support rod (10), the right push rod (31) and the right front support rod ( 11) The locking devices are respectively provided to define the relative positions of the left push rod (30) and the left front support rod (10), and the right push rod (31) and the right front support rod (11). 7. The two-way folding stroller for children according to claim 1, characterized in that: the left push rod (30) and the second support rod (41), the right push rod (31) and the first support rod The rods (40) are respectively provided with the locking devices defining the relative positions of the left push rod (30) and the second strut (41), and the right push rod (31) and the first strut (40). 8. The two-way folding stroller for children according to claim 6 or 7, characterized in that: the push rod is provided with an unlocking handle (81) for unlocking the locking device. 9. The two-way folding stroller for children according to claim 1, characterized in that: the upper part of the left push rod (30) is hinged with a left cross strut (50), and the upper part of the right push rod (31) The upper part is hinged with a right cross brace (51), and the left cross brace (50) and the right cross brace (51) are rotatably connected through a cross brace connector (52). 10. The two-way foldable stroller for children according to claim 1, characterized in that: the stroller frame further includes a front armrest (90) arranged in front of the seat pocket, and the front armrest (90) is rotatably connected to The hinge of the left push rod (30) and the left front strut (10) and the hinge of the right push rod (31) and the right front strut (11).

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