CN201626453U - stroller - Google Patents

Abstract

A baby carriage comprises a carriage frame with a folding position and an expansion position, a front wheel assembly arranged at the front part of the bottom of the carriage frame, a rear wheel assembly arranged at the rear part of the bottom of the carriage frame, a locking device for locking the carriage frame below the expansion position, and a support device arranged on the carriage frame for allowing a baby to sit or lie, wherein the carriage frame comprises a front bracket, a rear bracket, a first connection rod and a push rod; the upper part of the rear bracket is rotationally connected with that of the front bracket through a first rotating shaft; the front end of the first connection rod is rotationally connected with the lower part of the front bracket through a second rotating shaft; and the push rod is rotationally connected with the rear bracket through a third rotating shaft. During the folding process, the front bracket and the rear bracket can move close by pushing the push rod downwards to drive a fourth rotating shaft to move downwards, so that the baby carriage with the foldable and expandable frame can be folded. The baby carriage has the advantages of simple frame structure, and brief shape.

Description

stroller

technical field

The utility model relates to a baby carriage.

Background technique

The stroller in the prior art includes a stroller frame with an unfolded position and a folded position, a front wheel assembly arranged at the bottom front of the stroller frame, a rear wheel assembly arranged at the bottom rear of the stroller frame The rear wheel assembly, the locking device for locking the cart frame in the unfolded position, and the folding structures of the cart frame are various, and most of the cart frames have cumbersome structures.

Utility model content

The technical problem to be solved by the utility model is to provide a baby carriage.

To solve the above technical problems, a technical solution adopted by the utility model is: a stroller, including a stroller frame with an unfolded position and a folded position, and a front wheel assembly arranged at the front bottom of the stroller frame , a rear wheel assembly arranged at the bottom rear of the cart frame, a locking device for locking the cart frame in the deployed position, and the cart frame includes

front bracket;

a rear bracket, the upper part of the rear bracket is rotationally connected to the upper part of the front bracket through a first rotating shaft;

a first connecting rod, the front end of the first connecting rod is rotationally connected to the lower part of the front bracket through a second rotating shaft;

a push rod, the push rod is rotationally connected with the rear bracket through the third rotating shaft, and the lower end of the push rod is rotationally connected with the rear end of the first connecting rod through the fourth rotating shaft connect.

In some embodiments, the stroller further includes a child support device provided on the frame of the stroller for the child to sit or lie down.

In some further embodiments, the stroller frame includes a slider that is slidably arranged on the front bracket along the length direction of the front bracket, and the upper end and the slider pass through the first The second connecting rod connected with five rotating shafts in rotation, the lower end of the second connecting rod is rotationally connected with the lower end of the push rod or with the rear end of the first connecting rod, the The child support device includes a child support device body, a seat frame detachably connected to the child support device body, and the seat frame is connected to the sliding member.

In some yet further embodiments, the seat frame is fixedly connected to the slider. During the folding process, the seat unit can be lowered together with the sliding cover.

In some further embodiments, the lower end of the push rod, the rear end of the first connecting rod, and the rear end of the second connecting rod pass through the fourth rotating shaft Rotately connected.

In some still further embodiments, the sliding element is a sliding sleeve, and the sliding element is sleeved on the front bracket.

In some further embodiments, the child support device is one of a child seat device, a child carrycot device, and a child car seat device.

In some embodiments, the lower part of the front frame is provided with the front wheel assembly, and the lower part of the rear frame is provided with the rear wheel assembly. After being folded, both the front wheel assembly and the rear wheel assembly are on the ground to support the cart frame, thus forming self-supporting, and after standing on their own, the push handle faces upwards, which is more convenient for the user to unfold the cart frame.

In some embodiments, the cart frame includes side brackets on both sides, a cross bar connected between the side brackets on both sides, and each side bracket includes

front bracket;

a rear bracket, the upper part of the rear bracket is rotationally connected to the upper part of the front bracket through the first rotating shaft;

a first connecting rod, the front end of the first connecting rod is rotationally connected to the lower part of the front bracket through the second rotating shaft;

a push rod, the push rod is rotationally connected with the rear bracket through the third rotating shaft, the lower end of the push rod is connected with the rear end of the first connecting rod through the The fourth shaft is rotationally connected.

In some embodiments, a push handle is slidably provided on the push rod along its length direction, and a push handle locking mechanism is provided between the push handle and the push rod. The push handle and the push rod are slidably arranged, and the volume is small after being folded.

The scope of the present utility model is not limited to technical solutions formed by a specific combination of the above technical features, but also covers other technical solutions formed by any combination of the above technical features or equivalent features. For example, technical solutions formed by replacing the above-mentioned features with (but not limited to) technical features with similar functions disclosed in this application.

Due to the application of the above technical solutions, the utility model has the following advantages compared with the prior art: the utility model provides a stroller with a foldable and expandable stroller frame. When folding, press the push rod downward , the fourth rotating shaft moves downward, so that the front bracket and the rear bracket are relatively close together, and the whole vehicle is folded. The cart frame has a simple structure and a concise shape.

Description of drawings

Accompanying drawing 1 is the front view of the present utility model (cart frame is in unfolded position);

Accompanying drawing 2 is the front view of the present utility model (cart frame is in the conversion process of unfolded position and folded position);

Accompanying drawing 3 is the front view of the utility model (the cart frame is in the folded position);

Accompanying drawing 4 is the three-dimensional view of the present utility model (cart frame is in unfolded position).

Of which: 1. Front wheel assembly; 2. Rear wheel assembly; 3. Front bracket; 4. Rear bracket; 5. Slider; 6. First connecting rod; 7. Second connecting rod; 8. Push rod; 9, seat frame; 10, the fourth rotating shaft; 11, push handle; 12, seat device; 13, the first rotating shaft; 14, the second rotating shaft; 15, the third rotating shaft; 16, the fifth rotating shaft.

Detailed ways

As shown in each figure, a stroller includes a stroller frame with an unfolded position and a folded position, a front wheel assembly 1 arranged at the bottom front of the stroller frame, and a front wheel assembly 1 arranged at the bottom front of the stroller The rear wheel assembly 2 at the rear of the frame bottom, the locking device for locking the stroller frame in the unfolded position, the child support device 12 provided on the stroller frame for children to sit or lie down , the child support device 12 is a child seat bag device, a child sleeping basket device, a child car pocket device. The cart frame includes side brackets on both sides, a cross bar connected between the side brackets on both sides, and the side brackets on each side include

front bracket 3;

Rear bracket 4, the upper part of the rear bracket 4 is rotationally connected with the upper part of the front bracket 3 through the first rotating shaft 13;

The first connecting rod 6, the front end of the first connecting rod 6 is rotatably connected to the lower part of the front bracket 3 through the second rotating shaft 14;

Push rod 8, said push rod 8 is rotationally connected with said rear bracket 4 via a third rotating shaft 15, the lower end of said push rod 8 is connected to the rear end of said first connecting rod 6 through The fourth shaft 10 is rotatably connected.

The child supporting device 12 can be arranged on the upper part of the front bracket 3, and can also be arranged on the upper part of the rear bracket 4, but the height of the child supporting device 12 will not change when it is folded. As shown in the drawings, in this embodiment, the side brackets on each side include a sliding member 5 and an upper end that are slidably arranged on the front bracket 3 along the length direction of the front bracket 3. The second connecting rod 7 that is rotationally connected to the sliding member 5 through the fifth rotating shaft 16, as shown in each figure, the lower end of the push rod 8 and the rear end of the first connecting rod 6 part, and the rear end of the second connecting rod 7 are rotationally connected through the fourth rotating shaft 10 . The child support device 12 is arranged on the slide member 5, and the child support device 12 includes a child support device body, a seat frame 9 detachably connected to the child support device body, and is detachable. The ground connection method is not the focus of the utility model to be protected. There are many kinds of detachable connection structures in the prior art. For example, a socket is provided on the seat frame 9, and a plug is arranged on the support device body, and the plug is inserted into the socket. , the plug is fixedly connected to the seat frame 9 by the elastic tongue. The seat frame 9 is fixedly connected with the sliding member 5, and may also be connected in a rotational manner, but a locking mechanism must be provided at the rotational position. The sliding piece 5 is a sliding sleeve, and the sliding piece 5 is sleeved on the front bracket 3 . As shown in accompanying drawings 1 and 2, the child support device 12 is provided with an awning. When the stroller frame is folded, the fourth rotating shaft moves downward to drive the second connecting rod to move downward, thereby driving the slider 5 to slide downward along the front bracket 3, so that the child support device 12 moves along with the slider 5. Slide down to further reduce the folding volume.

The lower part of the front bracket 3 is provided with the front wheel assembly 1 , and the lower part of the rear bracket 4 is provided with the rear wheel assembly 2 .

The push rod 8 is provided with a push handle 11 slidingly along its length direction, not shown in the figure, and a push handle locking mechanism is arranged between the push handle 11 and the push rod 8 . The locking mechanism has a locking position and an unlocking position. When the locking mechanism is in the locking position, the push rod 8 and the push handle 11 are fixedly arranged. When the locking mechanism is in the unlocking position , the push rod 8 and the push handle 11 are slidably arranged.

As mentioned above, we have fully described according to the purpose of the utility model, but the utility model is not limited to the above-mentioned embodiment and implementation method. Practitioners in the relevant technical fields can make different changes and implementations within the scope permitted by the technical ideas of the present utility model.

Claims (10)

1. A stroller, comprising a cart frame with an unfolded position and a folded position, a front wheel assembly (1) arranged at the bottom front of the cart frame, and a front wheel assembly (1) arranged at the bottom of the cart frame The rear wheel assembly (2) of the part, the locking device for locking the cart frame in the unfolded position, is characterized in that: the cart frame includes front bracket (3); a rear bracket (4), the upper part of the rear bracket (4) is rotationally connected with the upper part of the front bracket (3) through a first rotating shaft (13); A first connecting rod (6), the front end of the first connecting rod (6) is rotationally connected to the lower part of the front bracket (3) through a second rotating shaft (14); Push rod (8), described push rod (8) is connected with the described rear support (4) through the 3rd rotating shaft (15) rotatably connected, the lower end of described push rod (8) and described The rear end of the first connecting rod (6) is rotatably connected through a fourth rotating shaft (10). 2. The stroller according to claim 1, characterized in that the stroller further comprises a child support device (12) arranged on the frame of the stroller for children to sit or lie down. 3. The baby stroller according to claim 2, characterized in that: the stroller frame includes a sliding frame arranged on the front bracket (3) along the length direction of the front bracket (3). Slider (5), the second connecting rod (7) that the upper end is rotationally connected with the said slider (5) through the fifth rotating shaft (16), the lower end of the second connecting rod (7) is connected with the The lower end of the push rod (8) is rotatably connected to the rear end of the first connecting rod (6), and the child support device (12) includes a child support device body, and the The child support device body is detachably connected to a seat frame (9), and the seat frame (9) is connected to the sliding member (5). 4. The stroller according to claim 3, characterized in that the seat frame (9) is fixedly connected to the sliding member (5). 5. The stroller according to claim 3, characterized in that: the lower end of the push rod (8), the rear end of the first connecting rod (6), the second connecting rod ( 7) The three rear ends are rotationally connected through the fourth rotating shaft (10). 6. The stroller according to claim 3, characterized in that: the sliding part (5) is a sliding sleeve, and the sliding part (5) is sleeved on the front bracket (3). 7. The stroller according to claim 2, characterized in that: the child support device (12) is one of a child seat device, a child sleeping basket device, and a child car pocket device. 8. The stroller according to claim 1, characterized in that: the lower part of the front bracket (3) is provided with the front wheel assembly (1), and the lower part of the rear bracket (4) is provided with the rear wheel assembly (2) described above. 9. The stroller according to claim 1, characterized in that: the stroller frame includes side brackets located on both sides, a cross bar connected between the side brackets on both sides, each side The side brackets are included front bracket (3); a rear bracket (4), the upper part of the rear bracket (4) is rotationally connected with the upper part of the front bracket (3) through the first rotating shaft (13); A first connecting rod (6), the front end of the first connecting rod (6) is rotationally connected to the lower part of the front bracket (3) through the second rotating shaft (14); Push rod (8), described push rod (8) is connected with the described rear bracket (4) through the described third rotating shaft rotatably (15), and the lower end of described push rod (8) is connected with The rear end of the first connecting rod (6) is rotatably connected through the fourth rotating shaft (10). 10. The stroller according to claim 1 or 9, characterized in that: said push rod (8) is provided with a push handle (11) slidingly along its length direction, and said push handle (11) is connected with said push rod (8). A push handle locking mechanism is arranged between the above push rods (8).

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