JP3170839U - Child carrier - Google Patents

Abstract

A child transport vehicle including wheels is provided. A rear connecting rod (9) and a front connecting rod (7) whose front part is rotatably connected to a front bracket are provided, and a rear part of the rear connecting rod is rotatably connected to the rear bracket. The rear part is rotatably connected to the lower part of the push handle rod or the front part of the rear connecting rod. The children's transport vehicle has a simple structure and the number of parts is much smaller than the others. The push handle rod is movable downward when the locking mechanism is released, allowing the rear end of the front connecting rod and the front end of the rear connecting rod to move downward, thereby allowing the front and rear brackets 5, 6 to move. Are close to each other and folding is achieved. When the frame is not folded, the front bracket, the push handle rod 8 and the rear connecting rod form a triangular mechanism, which stabilizes the entire child carrier. [Selection] Figure 1

Description

  The utility model relates to a children's transport vehicle having wheels.

  In the prior art, children's carts with wheels generally have a frame that is foldable, a wheel assembly that is positioned at the bottom of the frame, a seat mechanism that is positioned on the frame, and a frame when unfolded. A locking mechanism for locking. Existing child carriages have a variety of frames, the number of rod parts on the frame is different, the connection position is different depending on the various rod parts, so the folding principle and mode are different in different child carriages .

  In order to overcome the above-mentioned drawbacks in the prior art, a new kind of children's carriage is provided in this utility model.

  The technical structure used in this utility model is as follows. A child comprising a foldable frame, a wheel assembly disposed under the frame, a seat mechanism installed on the frame, and a locking mechanism used to lock the frame when it is not folded. In the transport vehicle, a front bracket and a rear bracket, wherein an upper portion of each rear bracket is rotatably connected to an upper portion of the corresponding front bracket by a first rotating shaft, and a fourth is attached to the rear bracket and the rear bracket. A first slide part rotatably connected by a rotating shaft; a push handle rod slidably connected to the first slide part; and a rear connection rod, wherein a front portion of the rear connection rod is It is rotatably connected to the lower part of the push handle and rod, and the rear part is connected to the rear bracket by the third rotating shaft. A rear connecting rod and a front connecting rod, which are rotatably connected, wherein a front portion of the front connecting rod is rotatably connected to the front bracket by a second rotating shaft, and a rear portion is a push handle rod The frame includes a front connecting rod that is rotatably connected to a lower portion of the rear connecting rod or a front portion of the rear connecting rod.

  In some embodiments, the lower part of the push handle rod is rotatably connected to the front part of the rear connection rod by a fifth axis of rotation, and the rear part of the front connection rod is connected to the front part of the rear connection rod or push The lower end of the handle rod is rotatably connected by a ninth rotating shaft.

  In some further embodiments, the ninth rotation axis is located between the second rotation axis and the fifth rotation axis.

  In some embodiments, the fourth rotation axis is located between the first rotation axis and the third rotation axis.

  In some embodiments, the seat mechanism includes a seat support frame that is rotatably connected to the front bracket by a sixth rotation shaft, and a backrest frame that has a lower portion rotatably disposed on the seat support frame. . The rear portion of the seat support frame is rotatably connected to the push handle rod by a seventh rotating shaft. The backrest frame is rotatably connected to the second slide part by an eighth rotating shaft. The second slide part is installed on the push handle rod and is located above the first slide part. The second slide part can slide along the longitudinal direction of the push handle rod.

  In some further embodiments, the sixth rotation axis is located between the first rotation axis and the second rotation axis.

  In some embodiments, a locking mechanism is disposed between the push handle rod and the first slide piece.

  In some further embodiments, the wheel assembly includes a front wheel assembly and a rear wheel assembly. A front wheel assembly is respectively disposed at the lower portion of the front bracket. A rear wheel assembly is respectively disposed in the lower part of the rear bracket.

  The above terms "up", "down", "front", "back" with respect to the above-mentioned directions are defined when the frame is not folded. Also, the position of the front bracket is represented as “front”, while the position of the rear bracket is correspondingly represented as “rear”.

  The scope of the utility model is not limited to the technical structure combined by the technical features described above, and a structure obtained by freely combining the technical features described above or an equivalent feature is also included in the utility model. This is, for example, a technical structure formed by replacing the above-described features with technical features having similar functions including but not limited to those disclosed in this utility model.

  By applying the above technical structure, this utility model has the following advantages over the prior art. The structure is simple and the number of parts used is much smaller, the push handle rod moves downward after unlocking the locking mechanism, the front bracket and the rear bracket come close to each other and folding is achieved. Allowing the rear end of the connecting rod and the front end of the rear connecting rod to move downward, when the front bracket, push handle rod and rear connecting rod are triangular when the frame is not folded A mechanism is formed, which stabilizes the entire transport vehicle.

It is the schematic of the children's transport vehicle which concerns on this utility model, and a frame is the state which is not folded. It is the schematic of the children's cart according to this utility model, and the frame is in a state between the unfolded state and the folded state. It is the schematic of the children's cart according to this utility model, and the frame is in a folded state. It is a front view of the children's transport vehicle according to the utility model, and the frame is not folded. It is a front view of the children's cart according to the utility model, and the frame is in a state between an unfolded state and a folded state. It is a front view of the children's cart according to the utility model, and the frame is in a folded state.

  As shown in the accompanying drawings, a child carrier vehicle has a foldable frame 1, a wheel assembly disposed at the lower part of the frame, a seat mechanism 4 installed on the frame 1, and a frame 1 folded. And a locking mechanism used to lock in a non-position.

  The frame 1 includes a front bracket 5, a rear bracket 6, a first slide component 14 rotatably connected to the rear bracket 6 by a fourth rotating shaft 21 as shown in FIG. 3, and a first slide component 14. It includes a push handle rod 8 slidably connected, a rear connection rod 9 and a front connection rod 7, which are rotatably connected to each front bracket 5 by a second rotary shaft 19 at the front thereof. In the rear part, it is rotatably connected to the lower part of the push handle rod 8 or the front part of the rear connecting rod 9. The upper part of each rear bracket 6 is rotatably connected to the upper part of the corresponding front bracket 5 by a first rotating shaft 18.

  The front part of the rear connecting rod 9 is rotatably connected to the lower part of the push handle rod 8, and the rear part is rotatably connected to each rear bracket 6 by a third rotating shaft 20.

  As shown in the drawings, the wheel assembly includes a front wheel assembly 2 and a rear wheel assembly 3. Each of the front wheel assemblies 2 is disposed below the front bracket 5, and each of the rear wheel assemblies 3 is disposed below the rear bracket 6. In some cases, the wheel assembly includes only the rear wheel assembly 3, and the rear wheel assembly 3 is disposed below the rear bracket 5.

  The locking mechanism is disposed between the push handle rod 8 and the first slide part 14. The locking mechanism is not a major feature of the present invention, and here it is possible to use most types of locking mechanisms that can lock two parts that slide relative to each other. For example, a spring pin installed on the push handle rod 8 and a spring pin hole opened on the corresponding first slide component 14 are configured to lock the first slide component 14 and the push handle rod 8. The spring pin is inserted into the spring pin hole.

  The lower part of the push handle rod 8 is rotatably connected to the front part of the rear connection rod 9 by a fifth rotary shaft 22, and the rear part of the front connection rod 7 is the front part of the rear connection rod 9 or the push handle. The rod 8 is rotatably connected to the lower end of the ninth rotating shaft 26.

  The ninth rotating shaft 26 is positioned between the second rotating shaft 19 and the fifth rotating shaft 22, and the fourth rotating shaft 21 is disposed between the first rotating shaft 18 and the third rotating shaft 20. Yes.

  As shown in the accompanying drawings, the seat mechanism 4 includes a seat support frame 12 that is rotatably connected to the front bracket 5 by a sixth rotating shaft 23, and a lower portion that is rotatably arranged on the seat support frame 12. A backrest frame 11. The rear portion of the seat support frame 12 is rotatably connected to the push handle rod 8 by the seventh rotating shaft 24, and the backrest frame 11 is rotatably connected to the second slide component 15 by the eighth rotating shaft 25. The The second slide part 15 is disposed on the push handle rod 8 and is located above the first slide part 14, and the second slide part 15 can slide in the longitudinal direction of the push handle rod 8. . The sixth rotation shaft 23 is located between the first and second rotation shafts 18 and 19. The push handle rod 8 can move downward after the lock mechanism is released, the seventh rotation shaft 24 moves downward, the seat support frame 12 and the backrest frame 11 approach each other, and the frame 1 Can be folded together, which results in a smaller volume after folding. In the closing process, the second slide part 15 is slidable upward along the longitudinal direction of the push handle rod.

  As shown in the accompanying drawings, the frame 1 also includes an armrest frame 13, and the lower ends of the armrest frame 13 are each fixedly connected to the rear bracket 6.

  As shown in the drawings, the frame 1 includes side brackets disposed on both sides, and a plurality of cross bars connected between the side brackets. Each side bracket includes a front bracket 5 and a rear bracket. 6 are included. The seat mechanism 4 is disposed on both sides between the front brackets 5 and also on both sides between the rear brackets 6.

  In this embodiment, one push handle rod 8 is provided, which is arranged in a central position between the rear brackets 6 on both sides. Two push handle rods 8 (not shown) are provided here and can each be arranged on both sides of the frame 1.

  As shown in FIGS. 1 and 3, the front connecting rod 7 is Y-shaped, and the front end of the front connecting rod 7 is rotatably connected to the corresponding front bracket 5 on both sides. Two front connecting rods (not shown) can be provided. The front end of each front connecting rod 7 is rotatably connected to the front bracket 5 on the corresponding side.

  As described above, the description has been sufficiently made based on the spirit of the utility model, but the utility model is not limited to the above-described embodiment and implementation method. Those skilled in the art will appreciate that various modifications and implementations are possible within the spirit and scope of the utility model.

Claims (8)

Folding frame (1),
A wheel assembly disposed in a lower portion of the frame (1);
A seat mechanism (4) installed on the frame (1);
In a children's transport vehicle comprising a locking mechanism used to lock the frame (1) when it is not folded,
A front bracket (5);
A rear bracket (6), wherein an upper portion of the rear bracket (6) is rotatably connected to an upper portion of the front bracket (5) by a first rotating shaft (18);
A first slide part (14) rotatably connected to the rear bracket (6) by a fourth rotating shaft (21);
A push handle rod (8) slidably connected to the first slide part (14);
A rear connecting rod (9), wherein a front portion of the rear connecting rod (9) is rotatably connected to a lower portion of the push handle rod (8), and a rear portion is connected to the rear bracket (6) with a third rotating shaft. A rear connecting rod (9), each rotatably connected by (20);
A front connecting rod (7), wherein a front portion of the front connecting rod (7) is rotatably connected to the front bracket (5) by a second rotating shaft (19), and a rear portion thereof is a push handle rod ( A front connection rod (7), which is rotatably connected to the lower part of 8) or the front part of the rear connection rod (9);
The frame (1) includes a child transport vehicle. The lower part of the push handle rod (8) is rotatably connected to the front part of the rear connecting rod (9) by the fifth rotating shaft (22),
The rear part of the front connecting rod (7) is rotatably connected to the front part of the rear connecting rod (9) or the lower end of the push handle rod (8) by means of a ninth rotating shaft (26). The children's carriage described.   The child transport vehicle according to claim 2, wherein the ninth rotating shaft (26) is located between the second rotating shaft (19) and the fifth rotating shaft (22).   The child carrier according to claim 1, wherein the fourth rotating shaft (21) is located between the first rotating shaft (18) and the third rotating shaft (20). A seat mechanism (4) is rotatably disposed on the front bracket (5) by a sixth rotating shaft (23) and rotatably disposed on the seat support frame (12). Including a backrest frame (11),
A rear portion of the seat support frame (12) is rotatably connected to a push handle rod (8) by a seventh rotating shaft (24);
The backrest frame (11) is rotatably connected to the second slide part (15) by an eighth rotating shaft (25);
A second slide part (15) is located on the push handle rod (8) and above the first slide part (14);
The child carrier according to claim 1, wherein the second slide part (15) is slidable along the longitudinal direction of the push handle rod (8).   The child transport vehicle according to claim 5, wherein the sixth rotating shaft (23) is located between the first rotating shaft (18) and the second rotating shaft (19).   The child carrier according to claim 1, wherein the locking mechanism is arranged between the push handle rod (8) and the first slide part (14). The wheel assembly includes a front wheel assembly (2) and a rear wheel assembly (3);
Front wheel assemblies (2) are respectively arranged in the lower part of the front bracket (5),
The child carrier according to claim 1, wherein the rear wheel assemblies (3) are respectively arranged in the lower part of the rear bracket (6).