CN216424529U - A reversible children's stroller - Google Patents

Abstract

The utility model discloses a reversible children's stroller, which comprises a stroller frame. The stroller frame includes a front bracket, a rear bracket, a front support plate, a rear support plate, a front connecting rod, a rear connecting rod and a lower connecting rod. rod, the front bracket is rotatably connected with the rear bracket, the front support plate is rotatably connected with the front bracket and/or the rear bracket, the rear support plate is slidably arranged on the front support plate in the front-rear direction, the front link is rotatably connected with the front bracket, and the rear link It is rotatably connected with the rear bracket, the front link is rotatably connected with the rear link, one end of the lower link is rotatably connected with the rear support plate, and the other end of the lower link is rotatably and slidably arranged on the rear link. It is rotatably connected with the rear bracket, and the stroller also includes a seat assembly that is rotatably connected to the front support or rear support. The stroller has forward and reverse use states, and the stroller also includes a push rod that is rotatably connected to the seat assembly. components. The children's stroller is convenient for reversing and folding operations, and has a small structure after being folded.

Description

A reversible children's stroller

technical field

The utility model relates to the technical field of children's products, in particular to a reversible children's stroller.

Background technique

Strollers play an important role for people to carry infants and young children in their daily life, and have become one of the indispensable children's products in the process of children's growth. In order to facilitate the use of the stroller, the stroller needs to have a forward use state and a reverse use state.

In the prior art, the reversing operation of the partially reversible stroller is inconvenient, and the partially reversible stroller cannot be folded with a seat assembly, and the folded structure is also bulky.

Utility model content

The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a reversible children's stroller, which is easy to reverse and operate, and is also convenient to fold and has a small structure after folding.

In order to achieve the above object, the technical scheme adopted by the present utility model is:

A reversible children's stroller, comprising a stroller frame with unfolded and folded states, a wheel assembly disposed at the bottom of the stroller frame, the stroller frame comprising a front bracket, a rear bracket, a front bracket a support plate, a rear support plate, a front link, a rear link and a lower link, the upper part of the front bracket is rotatably connected with the upper part of the rear bracket, and the front part of the front support plate is connected with the front bracket and/or Or the rear bracket is rotatably connected, the rear support plate is slidably arranged on the front support plate in the front-rear direction, the front part of the front link is rotatably connected with the front bracket, and the rear link is rotatably connected. The rear part is rotatably connected with the rear bracket, the rear part of the front link is rotatably connected with the front part of the rear link, and one end of the lower link is rotatably connected with the rear part of the rear support plate, The other end of the lower link is rotatably and slidably arranged on the rear link, the lower link is rotatably connected with the rear bracket, and the stroller further includes a connection with the front support plate or the rear bracket. The seat assembly in which the rear support plate is rotatably connected through a first shaft, the first shaft extending in the up-down direction, the stroller has a forward use state and a reverse use state, and the seat assembly can rotate around the first shaft. Rotation of a shaft relative to the front support plate or the rear support plate enables the stroller to switch between a forward use state and a reverse use state, and the stroller further includes a rotatable connection to the seat assembly. Push rod assembly.

Preferably, the cart frame further includes a sliding member slidably disposed on the rear link along the lengthwise extending direction of the rear link, and the other end of the lower link is connected to the sliding member. Turn the connection.

Preferably, when the stroller frame is in the unfolded state, the rear support plate is close to the front support plate, and when the stroller frame is folded from the unfolded state, the front support plate and all The relative sliding of the rear brace makes the front brace and the rear brace move away from each other.

Preferably, the stroller further comprises a first locking mechanism for locking the relative positions of the front support plate and the rear support plate, the first locking mechanism comprises a slidable arrangement on the front support A locking piece on one of the two parts of the plate and the rear support plate and a locking groove matched with the locking piece provided on the other part, when the first locking mechanism is in a locked state, the The locking piece is inserted into the locking groove, and when the first locking mechanism is in an unlocked state, the locking piece is disengaged from the locking groove.

Further, the stroller further includes an unlocking mechanism for driving the first locking mechanism to unlock, and the unlocking mechanism includes an unlocking member slidably disposed on the front support plate or the rear support plate, The unlocking piece is matched with the locking piece through an inclined surface.

Further, the unlocking member is slidably arranged on the front brace or the rear brace along the front-rear direction, and the locking member is slidably arranged on the front brace or the rear brace along the up-down direction. on the support plate.

A specific embodiment, the inclined surfaces of the unlocking member and the locking member are both inclined and extend upward from the rear to the front. When the first locking mechanism is in the locked state, the unlocking member is driven to slide forward. The locking member slides down to unlock the first locking mechanism.

In another specific embodiment, the inclined surfaces of the unlocking member and the locking member are both inclined and extend upward from front to rear. When the first locking mechanism is in the locked state, the unlocking member is driven to slide backwards. The locking member slides down to unlock the first locking mechanism.

Preferably, the seat assembly includes a seat, and the stroller further includes a relative position disposed between the front brace and the seat or between the rear brace and the seat for positioning the two A locked second locking mechanism, when the stroller is in a forward use state and a reverse use state, the second locking mechanism is in a locked state, and the stroller is in a forward use state and a reverse use state In the state, when the push rod assembly is turned forward relative to the seat, the second locking mechanism is driven to unlock.

Preferably, the upper part of the front bracket, the upper part of the rear bracket and the front part of the front support plate are connected in a coaxial rotation through a second shaft, and the seat assembly further comprises a rotatable connection with the seat. The backrest, when the stroller is folded from the unfolded state, rotates forward to be close to the seat, and the push rod assembly rotates backward to be close to the rear bracket.

Due to the application of the above-mentioned technical solutions, the present utility model has the following advantages compared with the prior art: when the reversible children's stroller of the present utility model is switched between the forward and reverse use states, as long as the push rod assembly is operated, The push rod assembly can drive the seat assembly to rotate relative to the cart frame as a whole, so as to realize the direction change and the direction change operation is convenient. In addition, the stroller can be folded with a seat assembly. When folded, the stroller can be folded as long as the front support plate and the rear support plate are relatively slid away from each other. The folding operation of the stroller is also very convenient, which is convenient for the stroller. The utility model has the advantages of compact structure and small volume after being folded, and is easy to carry and store.

Description of drawings

1 is a schematic side view of the reversible stroller of the present embodiment in a forward use state;

2 is a schematic cross-sectional view of the reversible stroller of the present embodiment in a forward use state;

3 is a schematic side view of the reversible stroller of the present embodiment in a reversed use state;

4 is a schematic side view of the reversible stroller of the present embodiment when it is converted from a forward use state to a reverse use state (the push rod assembly is turned forward);

5 is a schematic structural diagram of the reversible stroller of the present embodiment at the front support plate and the rear support plate (the first locking mechanism is in a locked state, and when unlocked, the unlocking member slides forward);

6 is a schematic structural diagram of the reversible stroller of the present embodiment at the front support plate and the rear support plate (the first locking mechanism is in an unlocked state, and when unlocked, the unlocking member slides forward);

7 is a schematic structural diagram of the unlocking member and the locking member on the front support plate of the reversible stroller according to the present embodiment (when unlocking, the unlocking member slides backwards);

8 is one of the schematic side views of the reversible stroller of the present embodiment during the folding process (the seat assembly is folded);

9 is the second schematic side view of the reversible stroller of the present embodiment during the folding process (the upper push rod and the lower push rod are close to each other);

FIG. 10 is the third schematic side view of the reversible stroller of the present embodiment during the folding process;

FIG. 11 is a schematic side view of the reversible stroller of the present embodiment in a folded state.

Among them: 11, front support plate; 12, rear support plate; 121, lock slot; 13, front bracket; 14, rear bracket; 15, front link; 16, rear link; 17, lower link; 18, sliding parts; 21, the first axis; 22, the second axis; 31, the seat; 32, the backrest; 4, the locking part; 5, the unlocking part; 6, the push rod assembly; 61, the upper push rod; 62, the lower push rod; 7. Unlocking parts; 81. Front wheel assembly; 82. Rear wheel assembly.

Detailed ways

The technical solutions of the present utility model will be further elaborated below in conjunction with the accompanying drawings and specific embodiments.

As shown in FIGS. 1 to 11 , the reversible children’s stroller of the present invention includes a stroller frame with unfolded and folded states, a front wheel assembly 81 arranged at the bottom front of the stroller frame, and a Bottom rear rear wheel assembly 82 of the cart frame and seat assembly provided on the cart frame.

The cart frame includes a front support plate 11 , a rear support plate 12 , a front bracket 13 , a rear bracket 14 , a front link 15 , a rear link 16 and a lower link 17 .

Both the front brace 11 and the rear brace 12 extend in the front-rear direction, and the rear brace 12 is provided on the front brace 11 so as to be slidable in the front-rear direction.

The front wheel assembly 81 is arranged at the lower part of the front bracket 13 , the rear wheel assembly 82 is arranged at the lower part of the rear bracket 12 , and the upper part of the front bracket 13 and the upper part of the rear bracket 14 are rotatably connected.

The front part of the front brace 11 is rotatably connected to the upper part of the front bracket 11 or the upper part of the rear bracket 12 . In this embodiment, the upper part of the front bracket 13 , the upper part of the rear bracket 14 and the front part of the front support plate 11 are connected by coaxial rotation through the second shaft 22 .

The front part of the front link 15 is rotatably connected with the front bracket 13 , the rear part of the rear link 16 is rotatably connected with the rear bracket 14 , and the rear part of the front link 15 is rotatably connected with the front part of the rear link 16 .

One end of the lower link 17 is rotatably connected to the rear of the rear support plate 12 , the other end of the lower link 17 is rotatably and slidably provided on the rear link 16 , and the lower link 17 is rotatably connected to the rear bracket 14 .

Specifically, the rear link 16 is provided with a sliding member 18 , the sliding member 18 is slidable along the lengthwise extending direction of the rear link 16 , and the other end of the lower link 17 is rotatably connected with the sliding member 18 .

The seat assembly is rotatably connected to the front support plate 11 or the rear support plate 12 through a first shaft 21, and the first shaft 21 extends in the up-down direction. In this embodiment, the seat assembly and the rear support plate 12 are rotatably connected through the first shaft 21 .

The seat assembly includes a seat 31 and a backrest 32, and the seat 31 and the backrest 32 are rotatably connected. The seat assembly has unfolded and folded states, and when the seat assembly is in the unfolded state, the backrest 32 is away from the seat 31 and the backrest 32 extends in the up-down direction. When the seat assembly is folded, the backrest 32 is rotated relative to the seat 31 to be brought closer to the seat 31 .

The stroller has a forward use state and a reverse use state. When the stroller is in the forward use state, the child sits on the seat 31 with its face facing forward, that is, toward the front wheel assembly 81, as shown in the figure 1 and Figure 2. When the stroller is in a reversed use state, the child sits on the seat 31 with the face facing backward, that is, in the direction of the rear wheel assembly 82 , as shown in FIG. 3 . The seat assembly as a whole can rotate relative to the front support plate 11 or the rear support plate 12 around the first axis 21, so that the stroller can be converted between a forward use state and a reverse use state.

The stroller further includes a push rod assembly 6 , and the push rod assembly 6 is rotatably connected with the seat 31 . Specifically, the push rod assembly 6 includes an upper push rod 61 and a lower push rod 62 , the lower part of the upper push rod 61 is rotatably connected with the upper part of the lower push rod 62 , and the lower part of the lower push rod 62 is rotatably connected with the seat 31 .

The stroller further includes a first locking mechanism for locking the relative positions of the front support plate 11 and the rear support plate 12. When the first locking mechanism is in a locked state, the entire position of the stroller frame is locked. When the cart frame is in a deployed state, the first locking mechanism is in a locked state. When the first locking mechanism is unlocked, the cart frame can be folded.

The first locking mechanism includes a locking piece 4 slidably disposed on one of the two parts of the front support plate 11 and the rear support plate 12 and a locking groove 121 matching the locking piece 4 provided on the other part. When the first locking mechanism is in the locked state, the locking member 4 is inserted into the locking groove 121 , so that the relative positions of the front support plate 11 and the rear support plate 12 are fixed and cannot slide relative to each other. When the first locking mechanism is in the unlocked state, the locking member 4 is released from the locking groove 121, and the front support plate 11 and the rear support plate 12 can slide relative to each other, so that the cart frame is folded.

The stroller further includes a second locking mechanism, which is provided between the front support 11 and the seat 31 or between the rear support 12 and the seat 31 for locking the relative positions of the two. When the stroller is in the forward use state and the reverse use state, the second locking mechanism is in the locked state. When the second locking mechanism is unlocked, the entire seat assembly can be relative to the front support plate 11 or the rear support around the first axis 51 The plate 12 is rotated to switch between a forward use state and a reverse use state.

When the push rod assembly 6 is rotated forward relative to the seat 31 in the forward use state and the reverse use state, the second locking mechanism can be driven to unlock.

The stroller further includes an unlocking mechanism for driving the first locking mechanism to unlock. The unlocking mechanism includes an unlocking member 5 slidably disposed on the front support plate 11 or the rear support plate 12 , and the unlocking member 5 cooperates with the locking member 4 .

Specifically, the unlocking member 5 cooperates with the locking member 4 through the inclined surface, the unlocking member 5 is slidably disposed on the front support plate 11 or the rear support plate 12 in the front-rear direction, and the locking member 4 is slidably disposed on the front support plate in the up-down direction. plate 11 or rear support plate 12.

In this embodiment, the unlocking member 5 is slidably disposed on the front support plate 11 in the front-rear direction, the locking member 4 is disposed on the front support plate 11 slidably in the vertical direction, and the locking groove 121 is disposed on the rear support plate 12 .

In a specific embodiment, the inclined surfaces of the unlocking member 5 and the locking member 4 are both inclined and extend upward from the rear to the front. In this way, when the first locking mechanism is in the locked state, when the unlocking member 5 is driven to slide forward, the locking member 4 can be driven to slide down and come out from the locking groove 121 through the cooperation of the unlocking member 5 and the inclined surface of the locking member 4, so that the The first locking mechanism is unlocked.

In another specific embodiment, the inclined surfaces of the unlocking member 5 and the locking member 4 that cooperate with each other extend upwardly and obliquely from the front to the rear. When the first locking mechanism is in the locked state, when the unlocking member 5 is driven to slide backward, the locking member 4 can be driven to slide down and come out of the locking groove 121 through the cooperation of the unlocking member 5 and the inclined surface of the locking member 4, so that the first The locking mechanism is unlocked.

When the stroller is in the forward use state, the first locking mechanism and the second locking mechanism are both in the locked state, the front support plate 11 and the rear support plate 12 are close to each other, and when the child sits on the seat assembly, its face faces forward, That is, facing away from the push rod assembly 6 , as shown in FIGS. 1 and 2 .

When the stroller is in the reverse use state, the first locking mechanism and the second locking mechanism are also in the locked state, the front support plate 11 and the rear support plate 12 are close to each other, and when the child sits on the seat assembly, its face faces backwards , that is, facing the push rod assembly 6 , as shown in FIG. 3 .

When the stroller is switched between the forward use state and the reverse use state, after the lock between the push rod assembly 6 and the seat 31 is unlocked, the push rod assembly 6 is turned forward relative to the seat 31, and the push rod assembly 6 During the rotation, the second locking mechanism is driven to gradually unlock. When the push rod assembly 6 is rotated forward by a certain angle, the second locking mechanism is unlocked, as shown in FIG. 4 .

After the whole formed by the seat assembly and the push rod assembly 6 is rotated about 180 degrees around the first axis 51 relative to the front support plate 11 or the rear support plate 12, the second locking mechanism is locked again, so that the push rod assembly 6 is turned backward and reversed. The operation is complete.

When the stroller is in a forward use state, the stroller can also be folded. When folding, the seat assembly is first folded so that the backrest 32 is turned forward and is close to the seat 31 , as shown in FIG. 8 . Then, the upper push rod 61 is turned forward to be close to the lower push rod 62, as shown in FIG. 9 . The unlocking member 5 is operated to unlock the first locking mechanism. After the first locking mechanism is unlocked, the push rod assembly 6 is turned backward and downward as a whole to be close to the rear bracket 14, so that the front support plate 11 and the rear support plate 12 are relatively slid away from each other. , in this embodiment, the rear support plate 12 slides backwards away from the front support plate 11 . When the rear support plate 12 slides backward, the sliding member 18 is driven to slide forward by the lower link 17 , and the front link 15 and the rear connecting rod are driven to slide forward. The rod 16 rotates relatively, driving the front bracket 13 and the rear bracket 14 to rotate and move closer together. The folding process is shown in Figure 10 until the seat assembly, the push rod assembly 6 and the components that make up the cart frame are all close together, and finally folded As shown in Figure 11, the folded stroller has a compact structure and a small volume, and is easy to carry and store.

The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present invention, and its purpose is to enable those who are familiar with the technology to understand the content of the present invention and implement accordingly, and cannot limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. A reversible children's stroller, comprising a stroller frame with unfolded and folded states, and a wheel assembly disposed at the bottom of the stroller frame, wherein the stroller frame includes a front A bracket, a rear bracket, a front support plate, a rear support plate, a front link, a rear link and a lower link, the upper part of the front bracket is rotatably connected with the upper part of the rear bracket, and the front part of the front support plate is connected with the upper part of the rear bracket. The front bracket and/or the rear bracket are rotatably connected, the rear support plate is slidably arranged on the front support plate in the front-rear direction, and the front part of the front link is rotatably connected with the front bracket, The rear part of the rear link is rotatably connected with the rear bracket, the rear part of the front link is rotatably connected with the front part of the rear link, and one end of the lower link is connected with the rear support plate The rear part is rotatably connected, the other end of the lower link is rotatably and slidably arranged on the rear link, the lower link is rotatably connected with the rear bracket, and the stroller further includes a A seat assembly in which the front support plate or the rear support plate is rotatably connected through a first shaft, the first shaft extending in the up-down direction, the stroller has a forward use state and a reverse use state, and the seat The assembly can rotate relative to the front support plate or the rear support plate about the first axis to convert the stroller between a forward use state and a reverse use state, and the child stroller further comprises a The seat assembly is rotatably connected to the push rod assembly. 2 . The reversible children’s stroller according to claim 1 , wherein the stroller frame further comprises a slidable arrangement on the rear link that can slide along the lengthwise extending direction of the rear link. 3 . The other end of the lower link is rotatably connected with the slider. 3. The reversible children's stroller according to claim 1, wherein: when the stroller frame is in the unfolded state, the rear support plate and the front support plate are close to each other, and when the stroller frame is in the unfolded state, the rear support plate is close to the front support plate. When the cart frame is folded from the unfolded state, the front support plate and the rear support plate slide relative to each other so that the front support plate and the rear support plate are separated from each other. 4. The reversible children's stroller according to claim 1 or 3, wherein the children's stroller further comprises a first support for locking the relative positions of the front support plate and the rear support plate. a locking mechanism, the first locking mechanism includes a locking member slidably disposed on one of the two parts of the front brace and the rear brace, and a locking member disposed on the other part and the locking member A matching lock slot, when the first locking mechanism is in a locked state, the locking piece is inserted into the locking slot, and when the first locking mechanism is in an unlocked state, the locking piece is removed from the lock slot. out of the lock slot. 5. The reversible stroller of claim 4, wherein the stroller further comprises an unlocking mechanism for driving the first locking mechanism to unlock, the unlocking mechanism comprising a slidable The unlocking piece is arranged on the front support plate or the rear support board, and the unlocking piece is matched with the locking piece through the inclined surface. 6 . The reversible stroller according to claim 5 , wherein the unlocking member is slidably disposed on the front support plate or the rear support plate along the front-rear direction, and the locking member It is provided on the front stay or the rear stay so as to be slidable in the up-down direction. 7 . The reversible stroller according to claim 6 , wherein the inclined surfaces of the unlocking member and the locking member are both inclined and extend upward from the rear to the front, and when the first locking mechanism In the locked state, when the unlocking member slides forward, the locking member is forced to slide downward to unlock the first locking mechanism. 8 . The reversible stroller according to claim 6 , wherein the inclined surfaces of the unlocking member and the locking member are both inclined and extend upward from the front to the rear, when the first locking mechanism is in the position of the first locking mechanism. In the locked state, when the unlocking member slides backward, the locking member is forced to slide downward to unlock the first locking mechanism. 9 . The reversible stroller of claim 1 , wherein the seat assembly includes a seat, and the stroller further includes a reversible stroller disposed between or between the front riser and the seat. 10 . A second locking mechanism between the rear support plate and the seat for locking the relative positions of the two, when the stroller is in a forward use state and a reverse use state, the second locking mechanism is both. In the locked state, when the push rod assembly is turned forward relative to the seat in the forward use state and the reverse use state, the push rod assembly drives the second locking mechanism to unlock. 10 . The reversible stroller according to claim 1 , wherein the upper part of the front bracket, the upper part of the rear bracket and the front part of the front support plate pass through the second shaft. 11 . The seat assembly also includes a backrest rotatably connected with the seat, when the stroller is folded from the unfolded state, the backrest rotates forward to be close to the seat, and the push rod The assembly rotates rearwardly toward the rear bracket.

Images