CN201907546U - Perambulator - Google Patents

Abstract

A kind of children's stroller, comprising a pushcart frame, a front wheel assembly, a rear wheel assembly, a seat mechanism arranged on the pushcart frame, a locking mechanism for locking the pushcart frame in an unfolded position, the pushcart frame It includes a front bracket, a rear bracket that is rotatably arranged with the front bracket through a first rotating shaft, a connecting rod whose lower end is rotatably connected to the rear of the front bracket through a second rotating shaft, and a connecting rod that is connected with the upper end of the connecting rod through a third rotating shaft. The push rod connected in rotation is connected in rotation with the front end of the rear bracket through the fourth rotating shaft, and the first rotating shaft is slidably arranged on the front bracket along the front and rear directions of the front bracket. After the locking mechanism is unlocked, press the rear part of the push lever downward, and the push lever rotates around the third rotation axis relative to the connecting rod, and the front part of the push lever is tilted upwards, and the rear bracket is pushed forward along the front bracket. The first rotating shaft is close to the third rotating shaft, and the second rotating shaft is far away from the fourth rotating shaft. The structure is simple and the structure is compact after folding.

Description

baby car

technical field

The utility model relates to a children's carriage which can be used by children and whose size can be pushed.

Background technique

The children's carriage in the prior art includes a cart frame, a front wheel assembly arranged at the bottom front of the cart frame, a rear wheel assembly arranged at the bottom rear of the cart frame, and a rear wheel assembly arranged at the bottom of the cart frame. The seat mechanism on the stroller frame and the locking mechanism used to lock the stroller frame in the unfolded position. In the prior art, there are various folding structures and forms of the cart frame. Usually, the cart frame can be unfolded or folded, that is, it has an unfolded position and a folded position. The unfolded position is for users to use, and the folded position has a smaller volume for convenient storage and transportation.

Utility model content

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

In order to solve the above-mentioned technical problems, the technical solution adopted by the utility model is: a baby stroller, comprising a stroller frame with an unfolded position and a folded position, 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 seat mechanism arranged on the cart frame, a locking mechanism for locking the cart frame at the unfolded position, The cart frame includes

front bracket;

the rear bracket, the rear bracket and the front bracket are rotatably arranged through the first rotating shaft, and the first rotating shaft can be slidably arranged on the front bracket along the front-rear direction of the front bracket ;

a connecting rod, the lower end of the connecting rod is rotatably connected to the rear of the front bracket through the second rotating shaft;

The push handle rod is rotationally connected with the upper end of the connecting rod through the third rotating shaft, and the push handle rod is rotationally connected with the front end of the rear bracket through the fourth rotating shaft connect.

In some embodiments, when the stroller frame is in the unfolded position, the distance between the center of the first rotating shaft and the center of the second rotating shaft plus the axis of the first rotating shaft The distance between the center and the axis of the fourth axis is less than the distance between the axis of the third axis and the axis of the second axis plus the axis of the third axis The distance between the center and the axis center of the fourth rotating shaft.

In some embodiments, the third rotating shaft is located behind the fourth rotating shaft.

In some embodiments, the second rotating shaft is located behind the first rotating shaft.

In some embodiments, the first rotating shaft is located below the fourth rotating shaft.

In some embodiments, the first rotation axis, the second rotation axis, the third rotation axis, and the fourth rotation axis are parallel.

In some embodiments, the seat mechanism is arranged on the push handle bar.

In some embodiments, the cart frame includes side brackets located on both sides, and a connecting bracket connected between the side brackets on both sides, and the side brackets on each side include the Described front bracket, described rear bracket, described connecting rod, described push bar.

In some embodiments, the front bracket is provided with a sliding slot along the front-back direction thereof, and the first rotating shaft is slidably inserted into the sliding slot.

The orientation nouns such as upper, lower, front, and rear involved above are defined when the cart frame is in the unfolded position, and the position of the front wheel assembly is front and bottom.

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-mentioned technical solutions, the utility model has the following advantages compared with the prior art: the utility model provides another design scheme of the technical concept, when the locking mechanism is unlocked, the rear part of the push handle rod Press down, and the said push handle bar rotates around the third rotating shaft relative to the said connecting rod, the front part of the push handle bar is tilted upwards, and impels the rear bracket to move forward along the front bracket, the first rotating shaft and the third rotating shaft The rotating shafts are close to each other, the second rotating shaft is far away from the fourth rotating shaft, the structure is simple, and the folded structure is compact.

Description of drawings

Accompanying drawing 1 is the front view of the utility model (cart frame is under the expanded position);

Accompanying drawing 2 is the front view of the utility model (the cart frame is in the transition process from the unfolded position to the folded position);

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

Among them: 1. Cart frame; 2. Front wheel assembly; 3. Rear wheel assembly; 4. Front support; 5. Chute; 6. Rear support; 7. First shaft; 8. Connecting rod; 9. Second Two rotating shafts; 10, push handle bar; 11, the third rotating shaft; 12, the fourth rotating shaft.

Detailed ways

As shown in accompanying drawing 1-accompanying drawing 3, a kind of children's carriage, comprises the pushcart frame 1 that has unfolded position and folded position, is arranged on the front wheel assembly 2 of described pushcart frame 1 bottom front part, sets The rear wheel assembly 3 at the bottom rear of the cart frame 1, the seat mechanism arranged on the cart frame 1, and the mechanism for locking the cart frame 1 in the unfolded position locking mechanism.

The seat mechanism is arranged on the push handle bar 10, and the seat mechanism can be a cloth cover directly arranged on the push handle bar 10, or a cloth cover including a seat frame and being arranged on the seat frame. , the seat frame is installed on the described push bar 10.

The locking mechanism is not the invention point of the present utility model, as it can be arranged between the push handle bar 10 and the described connecting rod 8, it can be arranged between the push handle bar 10 and the described rear bracket 6, It can also be arranged between the connecting rod 8 and the front bracket 4, or between the rear bracket 6 and the front bracket 4, as long as the locking mechanism can lock the two rotating parts. used here, and the specific structure will not be repeated here.

The cart frame 1 includes side brackets on both sides, a connecting frame connected between the side brackets on both sides, and the side brackets on each side include

front bracket 4,

The rear bracket 6, the rear bracket 6 and the front bracket 4 are arranged to rotate through the first rotating shaft 7, and the first rotating shaft 7 can be slidably arranged in the front and rear direction of the front bracket 4 On the front bracket 4, the rear wheel assembly 3 is arranged at the rear of the rear bracket 6;

A connecting rod 8, the lower end of the connecting rod 8 is rotatably connected to the rear of the front bracket 4 through the second rotating shaft 9;

Push handle rod 10, said push handle rod 10 is rotationally connected with the upper end of said connecting rod 8 through a third rotating shaft 11, said push handle rod 10 is connected with said front end of said rear bracket 6 through The fourth shaft 12 is rotatably connected.

The front bracket 4 is provided with a sliding slot 5 along its front and rear direction, and the first rotating shaft 7 is slidably inserted into the sliding slot 5 . It is also possible that a sliding sleeve is provided on the front bracket 4 along the front and rear direction, and the first rotating shaft 7 is connected with the sliding sleeve. The first rotating shaft 7 enables a rotatable relationship between the front bracket 4 and the rear bracket 6 .

The front ends of the front brackets 4 on both sides can be connected together, and a group of the front wheel assembly 2 is arranged below the joint, or the front brackets 4 on both sides are relatively independent, and the front brackets 4 on each side The front end portions are each provided with a front wheel assembly 2 .

When the stroller frame 1 is in the unfolded position, the distance between the axis of the first rotating shaft 7 and the axis of the second rotating shaft 9 plus the distance between the axis of the first rotating shaft 7 and the The distance between the axes of the fourth rotating shaft 12 is less than the distance between the axis of the third rotating shaft 11 and the axis of the second rotating shaft 9 plus the distance between the axes of the third rotating shaft 11 The distance between the axis center and the axis center of the fourth rotating shaft 12 .

The third rotating shaft 11 is located behind the fourth rotating shaft 12 .

The second rotating shaft 9 is located behind the first rotating shaft 7 .

The first rotating shaft 7 is located below the fourth rotating shaft 12 .

The first rotating shaft 7 , the second rotating shaft 9 , the third rotating shaft 11 , and the fourth rotating shaft 12 are parallel.

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 (9)

1. carriage for children, comprise go-cart vehicle frame (1), the front component (2) that is arranged at described go-cart vehicle frame (1) front portion, the end, the wheel assembly (3) that is arranged at described go-cart vehicle frame (1) rear portion, the end with expanded position and folding position, be arranged at seat mechanism on the described go-cart vehicle frame (1), be used for described go-cart vehicle frame (1) is locked in lockout mechanism under the expanded position, it is characterized in that: described go-cart vehicle frame (1) comprises

Front frame (4);

After poppet (6), described after poppet (6) is provided with by first rotating shaft (7) rotatedly with described front frame (4), and described first rotating shaft (7) can be slidingly arranged in along the fore-and-aft direction of described front frame (4) on the described front frame (4);

Connecting rod (8), the bottom of described connecting rod (8) is connected by second rotating shaft (9) rotatedly with the rear portion of described front frame (4);

Pulling handle rod (10), described pulling handle rod (10) is connected by the 3rd rotating shaft (11) rotatedly with the upper end of described connecting rod (8), and described pulling handle rod (10) is connected by the 4th rotating shaft (12) rotatedly with the leading section of described after poppet (6).

2. carriage for children according to claim 1, it is characterized in that: when go-cart vehicle frame (1) is under the expanded position, distance between the axle center of the axle center of described first rotating shaft (7) and described second rotating shaft (9) adds the distance between the axle center of the axle center of described first rotating shaft (7) and described the 4th rotating shaft (12), adds the distance between the axle center of the axle center of described the 3rd rotating shaft (11) and described the 4th rotating shaft (12) less than the distance between the axle center of the axle center of described the 3rd rotating shaft (11) and described second rotating shaft (9).

3. carriage for children according to claim 1 is characterized in that: described the 3rd rotating shaft (11) is positioned at the rear of described the 4th rotating shaft (12).

4. carriage for children according to claim 1 is characterized in that: described second rotating shaft (9) is positioned at the rear of described first rotating shaft (7).

5. carriage for children according to claim 1 is characterized in that: described first rotating shaft (7) is positioned at the below of described the 4th rotating shaft (12).

6. carriage for children according to claim 1 is characterized in that: described first rotating shaft (7), described second rotating shaft (9), described the 3rd rotating shaft (11), described the 4th rotating shaft (12) parallel.

7. carriage for children according to claim 1 is characterized in that: described seat mechanism is arranged on the described pulling handle rod (10).

8. carriage for children according to claim 1, it is characterized in that: described go-cart vehicle frame (1) comprises side stand in both sides, be connected the link span between the described side stand of both sides, and the described side stand of every side all comprises described front frame (4), described after poppet (6), described connecting rod (8), described pulling handle rod (10).

9. carriage for children according to claim 1 is characterized in that: its fore-and-aft direction of described front frame (4) upper edge offers chute (5), and described first rotating shaft (7) can be inserted in the described chute (5) slidably.

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