CN213534815U

CN213534815U - Children's barrow

Info

Publication number: CN213534815U
Application number: CN202021921327.XU
Authority: CN
Inventors: 印海军
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-06-25
Anticipated expiration: 2030-09-04

Abstract

The utility model discloses a children's shallow, including shallow frame and seat subassembly, the shallow frame includes the fore-stock, the after-poppet, the push rod, first connecting rod and second connecting rod, the after-poppet includes the back lower beam and slides the back upper beam of establishing on the back lower beam, the upper portion of fore-stock, the upper portion of back upper beam and the coaxial rotation of lower part of push rod are connected, a tip of first connecting rod and the lower part of push rod rotate to be connected, another tip of first connecting rod and the upper portion of back lower beam rotate to be connected, a tip of second connecting rod and the upper portion of fore-stock rotate to be connected, another tip of second connecting rod and the upper portion of back lower beam rotate to be connected, the seat subassembly is established on fore-stock or push rod, when the shallow frame is folding, the seat subassembly can be rotated along with fore-stock or the relative after-poppet and is drawn close. This children's shallow simple structure, folding convenient operation, folding back structure is small, portable and deposit, and this children's shallow can take the pocket folding at the shallow frame folding in-process moreover, facilitates the use.

Description

Children's barrow

Technical Field

The utility model relates to a children's articles for use technical field, concretely relates to children's shallow.

Background

The child stroller provides great convenience for adults to carry small children for outdoor activities, so that the child stroller gradually becomes a necessity for adults to carry children for outdoor activities. In order to facilitate the carrying and storage of the stroller, the stroller frame of the stroller can be folded. The existing stroller has various types, different numbers of stroller frame rods and different connecting positions among the rods, so that the folding principle, the folding mode and the folding effect are different, and part of the stroller can not be folded with a seat pocket, so that the stroller is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a modified children's shallow to not enough among the prior art.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

a children's barrow, having expansion and folding state, the children's barrow includes a barrow frame, a front wheel assembly arranged at the front part of the bottom of the barrow frame, a rear wheel assembly arranged at the rear part of the bottom of the barrow frame and a seat assembly arranged on the barrow frame, the barrow frame includes a front support, a rear support, a push rod, a first connecting rod and a second connecting rod used for installing the front wheel assembly, the rear support includes a rear lower rod used for installing the rear wheel assembly and a rear upper rod capable of being slidingly arranged on the rear lower rod along the length extending direction of the rear lower rod, the upper part of the front support, the upper part of the rear upper rod and the lower part of the push rod are coaxially and rotatably connected through a first shaft, one end part of the first connecting rod and the lower part of the push rod are rotatably connected through a second shaft, the other end part of the first connecting rod and the upper part of the rear lower rod are rotatably connected through a third shaft, one end of the second connecting rod is rotatably connected with the upper part of the front support through a fourth shaft, the other end of the second connecting rod is rotatably connected with the upper part of the rear lower rod through a fifth shaft, the seat assembly is arranged on the front support or the push rod, and when the stroller frame is folded, the seat assembly can move along with the front support or the push rod relative to the rear support and the rear support are rotated to be close to each other.

Preferably, when the stroller is in the unfolded state, the axis of the third shaft and the axis of the fifth shaft are located on the same circumference with the axis of the first shaft as the center of circle.

Further, when the stroller is in the unfolded state, the axle center of the second shaft and the axle center of the fourth shaft are both located on the circumference.

Further, when the child stroller is in the unfolded state, the axis of the second shaft is located on the inner side of the circumference, and the axis of the fourth shaft is located on the outer side of the circumference.

Preferably, when the stroller is in the unfolded state, the first shaft is located above the fourth shaft on the front bracket, the first shaft is located above the third shaft and the fifth shaft on the rear bracket, the third shaft is located behind the fifth shaft, and the first shaft is located below the second shaft on the push rod.

Preferably, the rear lower rod comprises a rod body and a joint fixedly arranged at the upper end part of the rod body, the other end part of the first connecting rod and the rear part of the joint are rotatably connected through the third shaft, and the other end part of the second connecting rod and the front part of the joint are rotatably connected through the fifth shaft.

Further, the joint, the first connecting rod and the second connecting rod are all arc-shaped structures, and when the stroller is in the unfolded state, the first connecting rod, the joint and the second connecting rod are located on the same circumference.

Preferably, the stroller further comprises a locking mechanism for locking the stroller frame in the unfolded state, the locking mechanism being disposed between the rear upper bar and the rear lower bar.

Further, the locking mechanism comprises a locking piece which is slidably arranged on one of the two components of the upper rear rod and the lower rear rod and a locking groove which is arranged on the other one of the two components of the upper rear rod and the lower rear rod and is matched with the locking piece, when the locking mechanism is in a locking state, the locking piece is inserted into the locking groove, when the locking mechanism is in an unlocking state, the locking piece is disengaged from the locking groove, and the locking mechanism further comprises an elastic piece which is used for driving the locking mechanism to reset from the unlocking state to the locking state.

Furthermore, the child stroller further comprises an unlocking mechanism for driving the locking mechanism to unlock, the unlocking mechanism comprises an operating part which can be slidably arranged on the push rod and a traction cable, one end of the traction cable is connected to the operating part, the other end of the traction cable is connected to the locking part, the push rod, the rear upper rod and the rear lower rod are provided with tube cavities, and the traction cable is located in the tube cavities of the rear upper rod and/or the rear lower rod and the push rod.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the utility model discloses a children's shallow simple structure, folding convenient operation, folding back structure is small, portable and deposit, and this children's shallow can be followed fore-stock or the relative after-poppet of push rod and rotated and draw close with the after-poppet moreover at the folding in-process seat subassembly of shallow frame to make children's shallow use very convenient.

Drawings

Fig. 1 is a perspective view of the stroller of the present invention in an unfolded state;

fig. 2 is a side view of the stroller of the present invention in an unfolded state;

fig. 3 is a side view of the stroller of the present invention during the folding process;

fig. 4 is a side view of the stroller of the present invention in a folded state.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 4, the stroller of the present invention includes a stroller frame 1, a seat assembly 2 disposed on the stroller frame 1, a front wheel assembly 60 disposed at the bottom front portion of the stroller frame 1, and a rear wheel assembly 70 disposed at the bottom rear portion of the stroller frame 1.

The stroller frame 1 includes a front bracket 11, a rear bracket 12, a push rod 13, a first link 14, and a second link 15.

The front wheel assembly 60 is disposed at a lower portion of the front bracket 11.

The rear bracket 12 includes a rear lower bar 121 and a rear upper bar 122, the rear wheel assembly 70 is disposed at a lower portion of the rear lower bar 121, and the rear upper bar 122 is slidably disposed on the rear lower bar 121 in a length extending direction of the rear lower bar 121. In this embodiment, each of the lower rear rod 121 and the upper rear rod 122 has a lumen extending in the longitudinal direction thereof, and the upper rear rod 122 is partially located in the lumen of the lower rear rod 121 and is capable of sliding in the longitudinal direction of the lumen of the lower rear rod 121.

The upper part of the front bracket 11, the upper part of the rear upper rod 122 and the lower part of the push rod 13 are connected with the same shaft in a rotating way through the first shaft 31.

One end of the first link 14 is rotatably connected to a lower portion of the push rod 13 via a second shaft 32, and the other end of the first link 14 is rotatably connected to an upper portion of the rear lower link 121 via a third shaft 33.

One end of the second link 15 is rotatably connected to the upper portion of the front bracket 11 through a fourth shaft 34, and the other end of the second link 15 is rotatably connected to the upper portion of the rear lower link 121 through a fifth shaft 35.

Thus, a crank block mechanism is formed among the push rod 13, the first link 14, the rear lower bar 121, and the rear upper bar 122, and a crank block mechanism is also formed among the front bracket 11, the second link 15, the rear lower bar 121, and the rear upper bar 122.

When the stroller is in the unfolded state, the first shaft 31 is positioned above the fourth shaft 34 on the front frame 11. On the rear bracket 12, the first shaft 31 is located above the third shaft 33 and the fifth shaft 35, and the third shaft 33 is located behind the fifth shaft 35. On the push rod 13, the first shaft 31 is located below the second shaft 32.

When the stroller is in the unfolded state, the axis of the third shaft 33 and the axis of the fifth shaft 35 are located on the same circumference with the axis of the first shaft 31 as the center of the circle, so that the stroller is attractive in appearance. The axial center of the second shaft 32 and the axial center of the fourth shaft 34 may or may not be located on the circumference. In this embodiment, when the stroller is in the unfolded state, the axis of the second shaft 32 is located inside the circumference, and the axis of the fourth shaft 34 is located outside the circumference. This allows the front leg 11 and the push rod 13 to be more closely drawn to the rear leg 12 after the stroller is folded.

Specifically, the rear lower stick 121 includes a stick body 121a and a joint 121b fixedly disposed at an upper end portion of the stick body 121 a. The rod body 121a and the rear upper rod 122 extend along the same direction, the rod body 121a is provided with a lumen extending along the length direction of the rod body, and the rear upper rod 122 is partially positioned in the lumen of the rod body 121 a. The other end of the first link 14 is rotatably connected to the rear portion of the joint 121b by a third shaft 33, and the other end of the second link 15 is rotatably connected to the front portion of the joint 121b by a fifth shaft 35. In this embodiment, the joint 121b, the first link 14 and the second link 15 are all arc-shaped structures, and when the stroller is in the unfolded state, the first link 14, the joint 121b and the second link 15 are located on the same circumference and are connected in sequence to form a crescent-shaped structure, so that the stroller is attractive in appearance.

The seat assembly 2 may be provided on the front bracket 11 or on the push bar 13, in this embodiment the seat assembly 2 takes the form of a seat pocket. In the folding process of the baby stroller, when the push rod 13 and the front support 11 rotate relative to the rear support 12 and are closed with the rear support 12, the seat component 2 can be driven to rotate synchronously and be closed with the rear support 12, so that the baby stroller can be folded with a pocket and is convenient to use.

The seat assembly 2 includes a lower frame 21 and an upper frame 22, and an upper portion of the lower frame 21 is rotatably coupled to a lower portion of the upper frame 22. When the stroller is in the unfolded state, the lower surrounding frame 21 and the upper surrounding frame 22 extend in the same linear direction. When the stroller is folded, the lower frame 21 and the upper frame 22 can rotate relatively to form an included angle therebetween.

The stroller further comprises a locking mechanism for locking the stroller frame 1 in the unfolded state, in this embodiment, the locking mechanism is arranged between the upper rear rod 122 and the lower rear rod 121 for locking the relative positions of the two, and as long as the positions of the two components are relatively fixed, the position of the entire stroller frame 1 is fixed.

Specifically, the locking mechanism includes a locking member 41 slidably provided on one of the two members of the rear upper bar 122 and the rear lower bar 121, and a locking groove provided on the other of the two members of the rear upper bar 122 and the rear lower bar 121 and adapted to the locking member 41. The locking member 41 is inserted into the lock groove when the lock mechanism is in the locked state, and the locking member 41 is disengaged from the lock groove when the lock mechanism is in the unlocked state. In this embodiment, the locking member 41 is slidably disposed in the lumen of the rear upper rod 122, and the locking groove is disposed on the rear lower rod 121.

The locking mechanism further comprises an elastic member 42 for urging the locking mechanism to return from the unlocked state to the locked state, in the embodiment, the elastic member 42 is a spring which is disposed in the lumen of the rear upper rod 122, and two end portions of the spring are respectively abutted on the locking member 41 and the rear upper rod 122.

The stroller further includes an unlocking mechanism for actuating the locking mechanism to unlock, the unlocking mechanism including an operating member 51 slidably provided on the push rod 13 and a pull cable 52 having one end connected to the operating member 51, and the other end of the pull cable 52 connected to the locking member 41. When the operating member 51 is pulled to slide relative to the push rod 13 in the locked state of the locking mechanism, the pulling cable 52 is stretched, and the locking member 41 is pulled by the pulling cable 52 to slide relative to the rear upper bar 122, so that the locking mechanism is released from the locking groove formed on the rear lower bar 121, and the locking mechanism is unlocked.

In this embodiment, the push rod 13 also has a lumen, and the pull cable 52 is located in the lumens of the push rod 13 and the rear upper rod 122. Thus, the appearance of the baby stroller is neat and beautiful.

When the stroller is folded, the unlocking mechanism is operated to unlock the locking mechanism. After the locking mechanism is unlocked, the push rod 13 is pressed backwards and downwards, the push rod 13 rotates relative to the rear support 12 around the first shaft 31 and is close to the rear support 12, so that the rear upper rod 122 moves upwards in the direction of extending out of the rear lower rod 121, the first shaft 31 also moves upwards, the first connecting rod 14 rotates relative to the push rod 13 and the rear support 12, the second connecting rod 15 rotates relative to the front support 11 and the rear support 12, and the front support 11 is driven to rotate backwards relative to the rear support 12 around the first shaft 31 and is close to the rear support 12. During the folding process of the stroller frame 1, the seat assembly 2 can rotate relative to the rear support 12 along with the front support 11 or the push rod 13 to be close to the rear support 12, and the lower enclosing frame 21 and the upper enclosing frame 22 can rotate relative to each other. The folding process is shown in fig. 3 until the bars that make up the stroller frame 1 are brought together closely, and finally the folding is shown in fig. 4. The folding child stroller has compact structure and small volume, can stand on the ground, and is convenient to carry and store.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a children's shallow, has expansion and fold condition, children's shallow includes the shallow frame, sets up the anterior front wheel subassembly in the end of shallow frame, set up and be in the rear wheel subassembly at the end rear portion of shallow frame and setting are in seat subassembly on the shallow frame, its characterized in that: the cart frame comprises a front support, a rear support, a push rod, a first connecting rod and a second connecting rod, wherein the front support is used for mounting the front wheel assembly, the rear support comprises a rear lower rod used for mounting the rear wheel assembly, and a rear upper rod which is arranged on the rear lower rod in a sliding manner along the length extension direction of the rear lower rod, the upper part of the front support, the upper part of the rear upper rod and the lower part of the push rod are coaxially and rotatably connected through a first shaft, one end part of the first connecting rod is rotatably connected with the lower part of the push rod through a second shaft, the other end part of the first connecting rod is rotatably connected with the upper part of the rear lower rod through a third shaft, one end part of the second connecting rod is rotatably connected with the upper part of the front support through a fourth shaft, and the other end part of the second connecting rod is rotatably connected with the upper part of the rear lower rod through a fifth, the seat assembly is arranged on the front support or the push rod, and when the stroller frame is folded, the seat assembly can rotate relative to the rear support along with the front support or the push rod and is close to the rear support.

2. The stroller of claim 1, wherein: when the child stroller is in the unfolded state, the axis of the third shaft and the axis of the fifth shaft are positioned on the same circumference with the axis of the first shaft as the circle center.

3. The stroller of claim 2, wherein: when the child stroller is in the unfolding state, the axle center of the second shaft and the axle center of the fourth shaft are both located on the circumference.

4. The stroller of claim 2, wherein: when the children's shallow is in the expanded state, the axle center of second shaft is located the inboard of circumference, the axle center of fourth shaft is located the outside of circumference.

5. The stroller of claim 1, wherein: when the children's shallow is in the state of expanding on the fore-stock, the first axle is located the top of fourth axle on the after-poppet, the first axle is located the third axle with the top of fifth axle, the third axle is located the rear of fifth axle on the push rod, the first axle is located the below of second axle.

6. The stroller of claim 1, wherein: the back lower rod comprises a rod body and a joint fixedly arranged at the upper end part of the rod body, the other end part of the first connecting rod and the rear part of the joint are connected in a rotating mode through a third shaft, and the other end part of the second connecting rod and the front part of the joint are connected in a rotating mode through a fifth shaft.

7. The stroller of claim 6, wherein: the joint, the first connecting rod and the second connecting rod are both arc-shaped structures, and when the stroller is in an unfolded state, the first connecting rod, the joint and the second connecting rod are located on the same circumference.

8. The stroller of claim 1, wherein: the stroller further comprises a locking mechanism for locking the stroller frame in the unfolded state, and the locking mechanism is arranged between the rear upper rod and the rear lower rod.

9. The stroller of claim 8, wherein: the locking mechanism comprises a locking piece which is arranged on one of the two parts of the upper back rod and the lower back rod in a sliding manner and a locking groove which is arranged on the other one of the two parts of the upper back rod and the lower back rod and is matched with the locking piece, when the locking mechanism is in a locking state, the locking piece is inserted in the locking groove, when the locking mechanism is in an unlocking state, the locking piece is disengaged from the locking groove, and the locking mechanism further comprises an elastic piece which is used for driving the locking mechanism to reset from the unlocking state to the locking state.

10. The stroller of claim 9, wherein: child cart still is including being used for driving about the release mechanism of locking mechanical system unblock, release mechanism is including setting up with sliding operating parts and an end connection on the push rod are in traction cable on the operating parts, another end connection of traction cable is in on the locking piece, the push rod the back upper boom with back lower beam all has the lumen, traction cable is located back upper boom and/or back lower beam and in the lumen of push rod.