CN215663607U - Children's barrow - Google Patents

Abstract

The utility model discloses a children's cart which comprises a frame and a plurality of groups of wheel assemblies arranged at the bottom of the frame, wherein the frame comprises a frame main body in an unfolded state and a folded state, and a push handle capable of being opened or folded relative to the frame main body, the children's cart has a towing use state, when the children's cart is in the towing use state, the frame main body is in the folded state, the push handle is opened relative to the frame main body and upwards extends in an inclined manner from front to back, and at least one group of wheel assemblies are supported on the ground and all the wheel assemblies supported on the ground are universal wheel assemblies. The stroller of the utility model occupies small space after being folded, and the stroller after being folded can be towed and can be flexibly steered during towing.

Description

Children's barrow

Technical Field

The utility model relates to a baby stroller.

Background

The existing stroller is often foldable for the purpose of facilitating storage and transportation. The folded stroller occupies a small space, but still requires the user to carry the stroller during transportation, which imposes a heavy burden on the user's operation. It is an endeavor of those skilled in the art to design and manufacture a stroller that has a small volume after being folded and can be easily transported.

Disclosure of Invention

It is an object of the present invention to provide a new stroller to solve one or more of the problems of the prior art.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a children's shallow, includes the frame, sets up the multiunit wheel subassembly of frame bottom, the frame is including the frame main part that has expansion state and fold condition, and can be relative the frame main part is opened or is drawn in and push away the handle, children's shallow has the operation state of towing, works as children's shallow is in under the operation state of towing, the frame main part is in fold condition, it is relative to push away the frame main part is opened and is extended from preceding backward tilt up, a set of at least the wheel subassembly supports in ground and supports in all on ground the wheel subassembly is universal wheel subassembly.

Preferably, the plurality of sets of wheel assemblies include a front wheel assembly disposed at the front part of the frame bottom and a rear wheel assembly disposed at the rear part of the frame bottom, when the stroller is in the towing use state, the front wheel assembly and the rear wheel assembly are folded in the front-rear direction, and the front wheel assembly is the universal wheel assembly and is supported on the ground.

Furthermore, the front wheel assemblies are respectively arranged on the left side and the right side, the rear wheel assemblies are respectively arranged on the left side and the right side, when the stroller is in a towing use state, the two front wheel assemblies are folded between the two rear wheel assemblies along the left-right direction, and the front wheel assemblies and the rear wheel assemblies on the same side have a distance along the left-right direction.

Furthermore, the front wheel assemblies are respectively arranged on the left side and the right side, the rear wheel assemblies are respectively arranged on the left side and the right side, when the stroller is in the towing use state, the two front wheel assemblies are both supported on the ground, and the two rear wheel assemblies are both separated from the ground.

Preferably, the push handle is arranged on the frame body in a manner of relatively sliding along the length direction of the push handle, and a push handle locking mechanism for locking the push handle and the frame body relatively is further arranged between the push handle and the frame body.

Further preferably, the push handle locking mechanism has a plurality of lock gear positions so that the push handle has a plurality of different extended positions with respect to the frame body, and the upper portion of the push handle is further provided with an unlocking operation member for unlocking the push handle locking mechanism.

Preferably, the push handle comprises two push handle rods which are respectively arranged on the left side and the right side and are parallel to each other, and a handle rod which is fixedly arranged between the tops of the push handle rods on the two sides, the frame body is at least provided with two side rods which are respectively arranged on the left side and the right side, and the push handle rods can be inserted into rod cavities of the side rods in a relatively sliding manner along the length direction of the push handle rods on each of the left side and the right side of the stroller.

As a preferred embodiment, the frame body at least comprises a front support and a push rod frame, the push rod frame is slidably disposed on the front support along a length extending direction of the front support, the push handle is slidably and telescopically disposed with the push rod frame, the plurality of sets of wheel assemblies comprise front wheel assemblies disposed at the bottom of the front support, when the stroller is in the towing use state, the frame body is in a folded state, the front wheel assemblies are supported on the ground, and the push handle extends upwards and backwards from an upper portion of the push rod frame.

Still further preferably, the frame main part still includes after-poppet and link, the upper portion of fore-stock with the upper portion of after-poppet is connected with rotating, the link sets up with rotating the lower part of push rod frame with between the after-poppet, the multiunit the wheel subassembly is still including locating the back wheel subassembly of after-poppet bottom, the frame main part is under fold condition, push rod frame is relative the fore-stock slides and shortens, the fore-stock with the after-poppet draws in each other along the fore-and-aft direction.

Still preferably, the stroller further comprises a seat device disposed on the front support, the seat device includes a seat and a backrest capable of rotating and folding relatively, the stroller further has a self-standing use state, when in the self-standing use state, the seat device is folded and folded together with the frame main body in the folded state, and the upper portion of the backrest and the universal wheel assembly are supported on the ground together.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the folded stroller occupies a small space, can be conveniently towed, can flexibly turn in the towing process, and is easier and more convenient to tow.

Drawings

FIG. 1 is a three-dimensional schematic view of a stroller of the present invention in a pushing position;

FIG. 2 is a schematic side view of the stroller of the present invention in a push-to-use position;

FIG. 3 is a three-dimensional perspective view of the stroller of the present invention from a push-in use position to a free-standing use position;

FIG. 4 is a schematic side view of the stroller of the present invention from a push-to-use position to a free-standing use position;

FIG. 5 is a first three-dimensional perspective view of the stroller of the present invention in a self-supporting use position;

FIG. 6 is a schematic three-dimensional view of the stroller of the present invention in a self-supporting use state;

FIG. 7 is a side elevational view of the stroller of the present invention in a free-standing use position;

FIG. 8 is a schematic three-dimensional view of the stroller of the present invention in a towed use configuration;

FIG. 9 is a schematic side view of the stroller of the present invention in a towing configuration;

wherein: 100. a frame main body; 200. a front wheel assembly; 300. a rear wheel assembly;

1. a front bracket; 11. a front support rod; 12. a connecting seat; 12a, an installation interface;

2. a push rod frame; 21. a push rod;

3. a rear bracket; 31. a rear support rod;

4. a connecting frame; 41. a connecting rod;

5. a push handle; 51. a handle pushing rod;

6. an unlocking operation member;

7. a seating device; 71. a seat; 72. a backrest.

Detailed Description

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

The description of the up-down, left-right, front-back, inner-outer, etc. directions herein is defined according to the up-down, left-right, front-back, inner-outer, etc. directions observed by the child seated on the stroller.

The utility model provides a children's shallow, includes the frame, sets up the multiunit wheel subassembly in the frame bottom, and the frame is including having frame main part 100 of expansion state and fold condition, and multiunit wheel subassembly is including locating the anterior front wheel subassembly 200 in the frame bottom to and locate the rear wheel subassembly 300 in the frame bottom rear portion.

The frame main body 100 at least comprises a front support 1 and a push rod frame 2, the push rod frame 2 can be arranged on the front support 1 in a relative sliding manner along the length extending direction of the front support 1, specifically, the front support 1 comprises two front support rods 11 respectively arranged at the left side and the right side of the frame main body 100, and the push rod frame 2 comprises two push rods 21 respectively arranged at the left side and the right side of the frame main body 100. When the frame body 100 is in the deployed state, the two front stays 11 extend obliquely upward from front to rear and are parallel to each other, and the two push rods 21 extend obliquely upward from front to rear and are parallel to each other. On each side in the left-right direction, a push rod 21 is slidably disposed in the rod cavity of the front stay 11 from the top of the front stay 11 in the length direction of the front stay 11.

The frame body 100 includes a rear bracket 3 and a connecting bracket 4, an upper portion of the front bracket 1 is rotatably connected to an upper portion of the rear bracket 3, and the connecting bracket 4 is rotatably disposed between a lower portion of the push rod frame 2 and the rear bracket 3. Specifically, the rear bracket 3 includes two rear stays 31 provided on the left and right sides of the frame main body 100, and the two rear stays 31 extend obliquely upward from the rear to the front and are parallel to each other when the frame main body 100 is in the deployed state. The link 4 includes two link rods 41 respectively provided on the left and right sides of the frame body 100. On each side in the left-right direction, a connecting link 12 is fixedly provided to an upper portion of the front support rod 11, the connecting link 12 is rotatably connected to an upper portion of the rear support rod 31, and a connecting link 41 is rotatably provided between a lower portion of the push rod 21 and the rear support rod 31. Specifically, in the present embodiment, the inner side of the front support bar 11 has a guide groove 11a extending in the longitudinal direction of the front support bar 11 on each side in the left-right direction, a stopper pin (not shown) is rotatably provided between the front end portion of the connecting rod 41 and the push rod 21, and the stopper pin (not shown) is provided in the guide groove 11a in a sliding fit in the longitudinal direction of the guide groove 11 a. When the frame body 100 is in a folded state, the push rod frame 2 slides and shortens relative to the front support 1, and the front support 1 and the rear support 3 are folded in each other along the front-rear direction.

The frame further comprises a push handle 5 which can be opened or closed relative to the frame main body 100, wherein the push handle 5 comprises two push handle rods 51 which are respectively arranged at the left side and the right side of the frame main body 100 and are parallel to each other. The frame body 100 has at least two side bars respectively arranged at the left and right sides, on each of the left and right sides of the stroller, the push handle rod 51 is inserted into the rod cavity of the side bar in a manner of relatively sliding along the length direction thereof, in the embodiment, the push handle 5 is telescopically arranged in a manner of relatively sliding with the push rod frame 2, and the push rod 21 constitutes the side bar. Specifically, on each side in the left-right direction, the push handle rod 51 is slidably disposed in the rod cavity of the push rod 21 from the top of the push rod 21 in the direction in which the length of the push rod 21 extends.

A push handle locking mechanism (not shown) for locking the push handle 5 and the frame body 100 relative to each other is further provided between them. The push handle lock mechanism (not shown) has a plurality of lock positions so that the push handle 5 has a plurality of different extended positions with respect to the frame body 100. The upper portion of the push handle 5 is also provided with an unlocking operation member 6 for unlocking a push handle locking mechanism (not shown in the drawings). Specifically, in the present embodiment, the push handle 5 further includes a handle lever 52 fixedly provided between the upper end portions of the two push handle levers 51, and the unlocking operation member 6 is provided on the handle lever 52 at a position intermediate the handle lever 52 in the left-right direction.

It should be noted that, the above-mentioned push handle locking mechanism (not shown) has a great deal of mature prior art solutions, and as long as the push handle locking mechanism (not shown) can lock the push handle 5 and the frame body 100 relatively and provide a plurality of locking gear positions, the specific prior art adopted and the specific mounting position of the push handle locking mechanism (not shown) are not limited. The push handle locking mechanism (not shown) may also adopt a novel locking mechanism, but does not belong to the innovation of the present invention, and is not described herein again.

The stroller further comprises a seat device 7 disposed on the front bracket 1, the seat device 7 includes a seat 71 and a backrest 72 capable of rotating and folding relatively, specifically, the inner sides of the two sets of connecting bases 12 are both provided with mounting interfaces 12a, and the seat device 7 is disposed between the left and right sets of mounting interfaces 12 a.

The stroller has a pushing use state, in which the frame body 100 is in a deployed state, the push handle 5 is opened relative to the frame body 100, the seat 71 and the backrest 72 are deployed relatively, the seat 71 and the backrest 72 together form a sitting support for seating a child, and the front wheel assembly 200 and the rear wheel assembly 300 together support against the ground in an abutting manner.

The stroller has a self-standing use state in which the frame main body 100 is in a folded state, the push handle 5 is folded with respect to the frame main body 100, the seat device 7 is folded and folded with the frame main body 100 in the folded state, and an upper portion of the backrest 72 in the unfolded state is turned over to a lower portion of the backrest 72 and supported on the ground together with the universal wheel assembly.

The stroller also has a towing use state in which the handle 5 is opened with respect to the frame body 100 and extends obliquely upward from front to rear based on the self-standing use state of the stroller when the stroller is in the towing use state, and all the wheel assemblies supported on the ground by at least one set of wheel assemblies are universal wheel assemblies. Specifically, the front wheel assemblies 200 are provided with two groups which are respectively arranged at the left side and the right side of the frame main body 100, and the two groups of front wheel assemblies 200 are universal wheel assemblies and are respectively arranged at the bottoms of the front support rods 11 at the same side; the rear wheel assemblies 300 are provided in two sets respectively disposed on the left and right sides of the frame body 100, and the two sets of rear wheel assemblies 300 are respectively disposed on the bottom portions of the rear stays 31 on the same side.

Specifically, in the present embodiment, when the stroller is in a towing use state, the frame body 100 is in a folded state, the front wheel assemblies 200 and the rear wheel assemblies 300 are folded in the front-rear direction, the two sets of front wheel assemblies 200 are folded in the left-right direction between the two sets of rear wheel assemblies 300, and the front wheel assembly 200 and the rear wheel assembly 300 on the same side have a distance in the left-right direction. At this time, both sets of front wheel assemblies 200 are supported on the ground, and both sets of rear wheel assemblies 300 are separated from the ground. The push handle 5 extends from the upper portion of the push rod frame 2 obliquely upward and rearward. Above-mentioned front wheel subassembly 200 supports in the setting on ground for universal wheel subassembly and when dragging the user state for the shallow of children who is in under dragging the user state can turn to in a flexible way, has improved the use of this shallow of children and has experienced.

The following describes in detail the use of the stroller of the utility model:

when the stroller is in the pushing use state, the frame body 100 is in the unfolded state, the front support rod 11 extends obliquely upward from front to rear, the rear support rod 31 extends obliquely upward from rear to front, the push rod 21 extends rearward from the rod cavity of the front support rod 11, and the push handle rod 51 extends rearward from the rod cavity of the push rod 21. The seat 71 and the backrest 72 are unfolded relatively, the seat 71 and the backrest 72 together form a sitting support for seating a child, the front wheel assembly 200 and the rear wheel assembly 300 together support against the ground, and at this time, the handle bar 52 is pushed, and the stroller can be pushed to travel.

When the stroller is pushed to change from the use state to the self-standing use state, the backrest 72 is pushed forward to fold the backrest 72 and the seat 71, the folded seat device 7 is pushed to fold relative to the front support 1, and the folded seat device 7 is folded between the two front support rods 11 in the left-right direction. Subsequently, the frame body 100 is shifted from the unfolded state to the folded state, and the unlocking operation member 6 is pressed to unlock the push handle lock mechanism (not shown), the push handle lever 52 is pushed downward to slide the push handle lever 51 downward along the length direction of the push rod 21, and the push rod 21 is also gradually slid downward along the length extension direction of the front stay 11, and simultaneously, the downward sliding of the push rod 21 drives the front stay 11 and the rear stay 31 to gradually approach each other in the front-rear direction through the connection 41. The push rod 51 is folded in the rod cavity of the push rod 21, the push rod 21 is folded in the rod cavity of the front support rod 11, the front support rod 11 and the rear support rod 31 are relatively close together, and the frame main body 100 is in a folded state. At this time, the upper portion of the backrest 72 in the unfolded state is turned to the lower portion of the backrest 72 and supported on the ground while abutting against the front wheel assembly 200, so that the stroller is self-standing. The child stroller occupies a small space in a self-standing use state and can stand on the ground in a self-standing manner, so that the child stroller can be stored and stored conveniently.

When the stroller is rotated from a self-standing use state to a towing use state, the handle rod 52 is pulled upwards to extend the push rod 51 out of the rod cavity of the push rod 21, the handle rod 52 is pulled backwards to tilt the frame main body 100 backwards, the backrest 72 is separated from the ground, only the front wheel assembly 200 is supported on the ground, and at the moment, the stroller is in the towing use state and can be towed to travel. Benefit from this children's shallow can stand by oneself in ground, when dragging the line pause, can stand this children's shallow, improved this children's shallow use experience.

In conclusion, the stroller of the present invention occupies a small space after being folded, and the stroller can be towed after being folded; moreover, due to the arrangement that the front wheel assembly 200 is a universal wheel assembly and the front wheel assembly 200 is supported on the ground in the towing use state, the child stroller can steer flexibly during towing.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to 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 within the protection scope of the present invention.

Claims (10)

1. The utility model provides a children's shallow, includes the frame, sets up the multiunit wheel subassembly of frame bottom, its characterized in that: the frame is including the frame main part that has expansion state and fold condition, and can be relative the frame main part is opened or is drawn in pushing away the handle, the children's shallow has the service condition of towing, works as the children's shallow is in under the service condition of towing, the frame main part is in fold condition, it is relative to push away the frame main part is opened and is extended from forward backward tilt up, at least a set of the wheel subassembly supports in ground and supports in all on ground the wheel subassembly is universal wheel subassembly.

2. The stroller of claim 1, wherein: the multiple groups of wheel assemblies comprise front wheel assemblies arranged at the front part of the frame bottom and rear wheel assemblies arranged at the rear part of the frame bottom, when the child stroller is in the towing use state, the front wheel assemblies and the rear wheel assemblies are folded along the front-rear direction, and the front wheel assemblies are universal wheel assemblies and are supported on the ground.

3. The stroller of claim 2, wherein: the front wheel assemblies are respectively arranged on the left side and the right side, the rear wheel assemblies are also respectively arranged on the left side and the right side, when the child stroller is in a towing use state, the two front wheel assemblies are folded between the two rear wheel assemblies along the left-right direction, and the front wheel assemblies and the rear wheel assemblies on the same side have a distance along the left-right direction.

4. The stroller of claim 2, wherein: the front wheel assemblies are respectively arranged on the left side and the right side, the rear wheel assemblies are respectively arranged on the left side and the right side, when the child stroller is in the towing use state, the two front wheel assemblies are both supported on the ground, and the two rear wheel assemblies are both separated from the ground.

5. The stroller of claim 1, wherein: the push handle is arranged on the frame body in a manner of relatively sliding along the length direction of the push handle, and a push handle locking mechanism for relatively locking the push handle and the frame body is further arranged between the push handle and the frame body.

6. The stroller of claim 5, wherein: the push handle locking mechanism is provided with a plurality of locking gear positions, so that the push handle has a plurality of different extending positions relative to the frame body, and the upper part of the push handle is also provided with an unlocking operation piece for unlocking the push handle locking mechanism.

7. The stroller of claim 5, wherein: the baby stroller is characterized in that the push handles comprise two push handle rods which are respectively arranged on the left side and the right side and are parallel to each other, and handle rods which are fixedly arranged on the two sides between the tops of the push handle rods, the frame main body is at least provided with two side rods which are respectively arranged on the left side and the right side, and the push handle rods can be inserted into rod cavities of the side rods in a relative sliding mode along the length direction of the push handle rods on the left side and the right side of the baby stroller.

8. Child stroller according to any of claims 1 to 7, characterized in that: the frame main part includes fore-stock and push rod frame at least, the push rod frame can be followed the length extending direction of fore-stock sets up with sliding relatively on the fore-stock, push away with push rod frame sliding relatively sets up with stretching out and drawing back, the multiunit the wheel subassembly is including locating the front wheel subassembly of fore-stock bottom works as the children's shallow is in under the service condition of dragging, the frame main part is in fold condition, the front wheel subassembly supports in ground, push away certainly the upper portion of push rod frame upwards inclines to incline to extend backward.

9. The stroller of claim 8, wherein: the frame main part still includes after-poppet and link, the upper portion of fore-stock with the upper portion of after-poppet is connected with rotating, the link sets up with rotating the lower part of push rod frame with between the after-poppet, the multiunit the wheel subassembly is still including locating the rear wheel subassembly of after-poppet bottom, the frame main part is under fold condition, the push rod frame is relative the fore-stock slides and shortens, the fore-stock with the after-poppet draws in each other along the fore-and-aft direction.

10. The stroller of claim 9, wherein: the stroller further comprises a seat device arranged on the front support, the seat device comprises a seat and a backrest which can rotate relatively and be folded, the stroller further comprises a self-supporting use state, when the stroller is in the self-supporting use state, the seat device is folded and folded with the frame main body under the folded state, and the upper portion of the backrest and the universal wheel assembly are jointly supported on the ground.

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