CN212579958U

CN212579958U - Push away foldable shallow frame and foldable shallow of reversible

Info

Publication number: CN212579958U
Application number: CN202021086857.7U
Authority: CN
Inventors: 王菲
Original assignee: Kunshan Feile Children's Products Co ltd
Current assignee: Kunshan Feile Children's Products Co ltd
Priority date: 2020-06-13
Filing date: 2020-06-13
Publication date: 2021-02-23
Anticipated expiration: 2030-06-13

Abstract

The utility model relates to a shallow technical field, a push away folding shallow frame that can commutate, be in including front wheel support, setting front wheel subassembly, rear wheel support, the setting of front wheel support lower extreme are in rear wheel subassembly, connecting rod, cushion connecting rod, lower push rod one, lower push rod two, the push up push rod of rear wheel support lower extreme, when the frame expandes, lower push rod one with lower push rod two unite into one and become lower push rod, lower push rod upper end has the forward push state of falling backward and the reverse push state of falling forward in upper end, the rear wheel subassembly is the universal wheel, and is equipped with orienting device, can freely switch over according to the demand, and folding back is small, and portable accomodates, and the switching-over is convenient, brings very big convenience for the user.

Description

Push away foldable shallow frame and foldable shallow of reversible

Technical Field

The utility model relates to a shallow technical field especially relates to a push away foldable shallow frame and foldable shallow that can commutate.

Background

A cart is a common tool in daily life, such as a cart for shopping, and further such as a cart for infants to lie and sit on. For convenience of carrying and storage when not in use, for example, infant strollers are often provided to be foldable. By folding the cart, the space occupied by the cart is reduced. The frame of current foldable shallow is of a great variety, but it is structurally comparatively complicated and structural strength is not high, or fold very inconvenient, and folding back volume is great, inconvenient placing is accomodate, can't be suitable for user's the space of placing, and the switching-over is more loaded down with trivial details, and these defects can cause inconvenience for the user, lead to user experience not good, are unfavorable for marketing.

Disclosure of Invention

An object of the utility model is to provide a push away to foldable shallow frame and foldable shallow of can commutate to solve the complicated and folding of structure that current foldable shallow exists, the inconvenient problem of switching-over.

To achieve the purpose, the utility model adopts the following technical proposal:

a push handle reversible folding stroller frame comprises a front wheel bracket, a front wheel assembly arranged at the lower end of the front wheel bracket, a rear wheel assembly arranged at the lower end of the rear wheel bracket, a connecting rod, a cushion connecting rod, a first lower push handle rod, a second lower push handle rod and an upper push handle rod,

the upper end of the front wheel bracket is rotatably connected with the upper end of the rear wheel bracket, and the rear part of the connecting rod is rotatably connected with the position of the rear wheel bracket, which is different from the upper end; the front part of the cushion rod is rotatably connected with the position of the front wheel bracket different from the upper end, and the position of the connecting rod different from the rear part is rotatably connected with the position of the cushion rod different from the front part.

The lower end of the lower push handle rod I is rotatably connected to the upper end of the rear wheel support or the upper end of the front wheel support, the upper end of the lower push handle rod II is rotatably connected with the position of the lower end of the lower push handle rod I, the lower end of the lower push handle rod II is rotatably connected with the front part of the connecting rod, and the lower end of the lower push handle rod II can move back and forth along the connecting rod;

when the frame is unfolded, the first lower push handle rod and the second lower push handle rod are integrated into a whole to form a lower push handle rod, and the upper end of the lower push handle rod is in a forward push state of falling backwards and in a reverse push state of falling forwards.

And a first locking mechanism for locking the frame is arranged between the first lower push handle and the second lower push handle rod.

In some further embodiments, a second locking mechanism is disposed between the second lower push handle rod and the connecting rod for locking the second push handle rod in the forward pushing state or the backward pushing state, and preferably, the second locking mechanism includes, but is not limited to, a second locking mechanism disposed between a lower end of the second lower push handle rod and the connecting rod.

In some further embodiments, the front wheel assembly and the rear wheel assembly are all universal wheels and are provided with orientation devices which can be freely switched according to requirements.

The folding cart with the reversible push handle comprises the technical characteristics, is not limited to the technical scheme formed by specific combination of the technical characteristics, and also comprises other technical schemes formed by arbitrary combination of the technical characteristics or equivalent characteristics.

The utility model provides a new technical scheme, through above-mentioned structure, can make the folding convenient and fast more of shallow frame, and folding back is small, portable accomodates, and the switching-over is convenient, brings very big convenience for the user. And above-mentioned structure is when the shallow expandes, and whole car structure is more stable.

Drawings

FIG. 1 is a perspective view of a vehicle frame embodying the present invention;

FIG. 2 is a side schematic view of a vehicle frame embodying the present invention;

FIG. 3 is a side elevational schematic view of a push-up handle fold of a vehicle frame embodying the present invention;

FIG. 4 is a side elevational schematic view of a semi-folded state of the frame embodying the present invention;

FIG. 5 is a schematic view of a cross-sectional view of a locking structure of a push down handle of a vehicle frame embodying the present invention;

FIG. 6 is a side elevational schematic view of a fully stacked condition of the vehicle frame embodying the present invention;

FIG. 7 is a side view schematic diagram of a push bar reversing state of a vehicle frame embodying the present invention;

the reference numbers in the figures are: 1. a front wheel bracket; 2. a front wheel bracket; 3. a connecting rod; 4. a cushion rod; 5. a first lower push handle rod; 6. a second lower push handle rod; 7. a front wheel assembly; 8. a rear wheel assembly; 9. pushing the handle rod upwards; 10. unlocking the knob; 11. a first locking mechanism; 12. a reversing handle;

Detailed Description

As shown in the drawings, the present embodiment provides a foldable stroller with a reversible push handle, comprising a stroller frame having an unfolded position and a folded position, a front wheel assembly, a rear wheel assembly, a seat device disposed on the stroller frame, and a frame locking mechanism for locking the stroller frame in the unfolded position;

in the present embodiment, the directions "front", "rear", "left", "right", "up", "down", and the like are described with reference to the direction in which the user faces when pushing the vehicle, that is, the direction in which the handle lever is in the forward pushing state and the direction in which the user faces when pushing the vehicle, that is, the front direction.

In the embodiment, as shown in the figure, the front wheel assembly 7 is arranged at the lower end of the front wheel bracket 1, and the rear wheel assembly 8 is arranged at the lower end of the rear wheel bracket 2;

the upper end of the front wheel bracket 1 is rotatably connected with the upper end of the rear wheel bracket 2 around a shaft d;

the rear part of the connecting rod 3 is rotationally connected with the position of the rear wheel bracket 2, which is different from the upper end, around the c shaft; the front part of the cushion rod 4 is rotatably connected with the position of the front wheel bracket 1 different from the upper end around a shaft b, and the position of the connecting rod 3 different from the rear part is rotatably connected with the position of the cushion rod 4 different from the front part around a shaft a.

The lower end of the lower push handle rod I5 is rotatably connected around a shaft d, the position of the lower push handle rod I5, which is different from the lower end, is rotatably connected with the upper end of the lower push handle rod II 6 around a shaft e, and the lower end of the lower push handle rod II 6 is rotatably connected with the front part of the connecting rod 3 around a shaft f.

When the frame is unfolded, the lower push rod I5 and the lower push rod II 6 are combined into a whole to form the lower push rod when the frame is unfolded, the lower end of the lower push rod can move back and forth along the arc-shaped groove L of the connecting rod 3, and the upper end of the lower push rod is in a forward push state of falling backwards and a reverse push state of falling forwards.

A first frame locking mechanism 11 is arranged between the first lower push handle rod 5 and the second lower push handle rod 6, and a lock housing g in the first lower push handle rod 5 is inserted into a lock groove of the second lower push handle rod 6 to complete locking.

The lower end of the lower push handle rod II 6 is provided with a second locking mechanism with a lock pin h matched with the convex part m of the connecting rod 3, the second locking mechanism is used for locking the push handle rod in a forward pushing state, as shown in fig. 2, the lock pin h can be unlocked under the driving of the traction cable j through the reversing handle 12, and then is matched with the convex part k of the connecting rod 3 under the action of the elastic part to lock the push handle rod in a reverse pushing state, as shown in fig. 7.

Front wheel assembly 7 and rear wheel assembly 8 are universal wheels, and are provided with orientation devices, which can be switched back and forth as required.

The upper push handle rod 9 is rotatably connected with the upper end of the lower push handle rod 5, a locking mechanism is arranged in the upper push handle rod 9, when the frame needs to be folded, the locking mechanism is unlocked through an unlocking knob 10 of the upper push handle rod, the upper push handle rod is turned upwards and forwards, the locking mechanism g in the lower push handle rod 5 is driven by a traction cable i to slide out of a locking groove of the lower push handle rod 6 in a rotating mode, the frame is unlocked, the lower ends of the upper push handle rod 5 and the lower push handle rod 6 are separated, the connecting rod 3 is driven to move downwards, and the frame is folded, as shown in fig. 5.

The above embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. It will be apparent to those skilled in the art that other variations or modifications can be made in the above embodiments, for example, the lower end rotation connecting shaft of the lower push lever 5 is not coaxial with the upper end of the front wheel bracket 1 and the upper end connection rotation d shaft of the rear wheel bracket 2, or the second locking structure of the frame is not provided between the lower push lever 6 and the connecting rod 3, and all embodiments need not be exhaustive. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a push away folding shallow frame of can reversing, is in including front wheel support, setting front wheel subassembly, rear wheel support, the setting of front wheel support lower extreme are in rear wheel subassembly, connecting rod, cushion pole, lower push rod one, lower push rod two of rear wheel support lower extreme go up push rod, its characterized in that:

the upper end of the front wheel bracket is rotatably connected with the upper end of the rear wheel bracket, the rear part of the connecting rod is rotatably connected with the position of the rear wheel bracket different from the upper end, the front part of the cushion rod is rotatably connected with the position of the front wheel bracket different from the upper end, and the position of the connecting rod different from the rear part is rotatably connected with the position of the cushion rod different from the front part;

2. A push handle reversible foldable stroller frame according to claim 1, wherein: and a first locking mechanism is arranged between the first lower push handle and the second lower push handle rod.

3. A push handle reversible foldable stroller frame according to claim 1, wherein: and a second locking mechanism is arranged between the second lower push handle rod and the connecting rod and is used for locking the push handle rod in a forward pushing state or a backward pushing state.

4. A push handle reversible foldable stroller frame according to claim 1, wherein: the front wheel assembly and the rear wheel assembly are universal wheels and are provided with orienting devices, and the front wheel assembly and the rear wheel assembly can be switched back and forth according to requirements.

5. A push handle reversible folding stroller, characterized in comprising a stroller frame according to any one of claims 1 to 4.