CN209956048U - Folding stair climbing baby carriage - Google Patents

Abstract

The utility model discloses a folding stair climbing baby carriage, which comprises a complete machine bracket, a backpack type seat, a rear wheel bracket and a crawler device; the backpack type seat is arranged at the middle upper part of the whole machine bracket; the upper end of the rear wheel bracket is rotatably connected with the middle part of the whole machine bracket, and the rear wheel bracket rotates downwards to unfold and form an included angle with the whole machine bracket so as to support the baby carriage or rotates upwards and then is folded on the whole machine bracket; the crawler device is arranged at the middle lower part of the whole machine bracket along the moving direction of the baby carriage, and when the rear wheel bracket is folded, the crawler device supports the baby carriage. The utility model discloses folding building perambulator of climbing need not electric drive when non-stair environment uses, both can normally use on the level land, also can realize through crawler attachment that the perambulator drags formula upstairs after folding back wheel support when climbing the building, practical convenient.

Description

Folding stair climbing baby carriage

Technical Field

The utility model belongs to the technical field of the perambulator, concretely relates to folding stair-climbing perambulator.

Background

Many aspects of traditional perambulator in the use do not obtain expanding, for example when going upstairs (do not have the elevator), need alone to hold the baby, need alone or a plurality of people to lift the perambulator and go upstairs simultaneously. If only one person is used, the operation is difficult to be completed, and great physical strength is consumed, so that the baby carriage is undoubtedly a great burden.

In order to solve the above problems, chinese patent CN 204659847U discloses an auxiliary stair climbing crawler, comprising a vehicle body and a driving device, wherein the driving device comprises a crawler, a driving wheel and a plurality of bearing inducing wheel sets; the driving wheel is driven by a motor, the driving wheel transmits power to the crawler belt through meshing with the crawler belt, the bearing inducing wheel set bears the vehicle body and induces and supports the crawler belt, the crawler belt is provided with inducing teeth, and the vehicle body is also provided with a storage groove for loading articles; the vehicle body is also provided with a handle, and the handle is provided with an electric control switch and a movable clamp.

Although the stair climbing crawler can help the old people to carry heavy objects to go upstairs or go out, and can also help parents with children to carry articles, baby strollers and babies to go upstairs and go uphill, the stair climbing crawler still has the following defects: 1. when the tracked vehicle runs on the ground, the tracked vehicle also needs to be driven by a motor, and if the tracked vehicle is manually pushed, the resistance is relatively large, so that the tracked vehicle is not suitable for being used on the ground, and the practicability is low; 2. above-mentioned tracked vehicle is when climbing the building, and whole car can follow the slope of stair and be the slope form, and the baby can drop easily because of the automobile body slope on the car, and the practicality is lower equally and the security is not high.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a folding stair-climbing perambulator.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model relates to a folding stair climbing baby carriage, which comprises a complete machine bracket, a backpack type seat, a rear wheel bracket and a crawler belt device; the backpack type seat is arranged at the middle upper part of the whole machine bracket; the upper end of the rear wheel bracket is rotatably connected with the middle part of the whole machine bracket, and the rear wheel bracket rotates downwards to unfold and form an included angle with the whole machine bracket so as to support the baby carriage or rotates upwards and then is folded on the whole machine bracket; the crawler device is arranged at the middle lower part of the whole machine bracket along the moving direction of the baby carriage, and when the rear wheel bracket is folded, the crawler device supports the baby carriage.

Furthermore, the whole support is U-shaped, a front wheel is arranged at the opening end of the whole support, and a cart handle is formed at the closed end of the whole support.

Furthermore, when the rear wheel bracket rotates downwards to be unfolded and forms an included angle with the whole baby carriage bracket to support the baby carriage, the whole baby carriage bracket is in a backward inclined state.

Furthermore, the crawler device is positioned between the front wheels and the rear wheel brackets, when the rear wheel brackets are folded, the crawler device is in rolling contact with the ground or stairs of a corridor, and the rolling direction of the crawler is consistent with the moving direction of the baby carriage.

Furthermore, a universal guide wheel is arranged below the rear wheel bracket.

Furthermore, rear wheel retracting hooks are arranged on two sides of the whole machine support close to the crawler device, and when the rear wheel support rotates upwards and is folded, the rear wheel retracting hooks support the rear wheel support.

Furthermore, a sunshade is arranged above the backpack type seat, and the sunshade is rotatably connected and installed on the whole machine support through a rotating shaft.

Furthermore, side handles are arranged above two sides of the whole machine bracket.

The beneficial effects of the utility model reside in that: the utility model discloses folding building perambulator of climbing need not electric drive when non-stair environment uses, both can normally use on the level land, also can realize through crawler attachment that the perambulator drags formula upstairs after folding back wheel support when climbing the building, practical convenient.

Drawings

In order to make the purpose, technical scheme and beneficial effect of the utility model clearer, the utility model provides a following figure explains:

fig. 1 is a schematic structural view of the foldable stair-climbing baby carriage of the present invention.

In the figure, 1 is a complete machine support, 2 is a backpack type seat, 3 is a rear wheel support, 4 is a crawler device, 5 is a front wheel, 6 is a cart handle, 7 is a universal guide wheel, 8 is a rear wheel folding hook, 9 is a sunshade, and 10 is a side handle.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

As shown in fig. 1, the utility model relates to a folding stair-climbing baby carriage, which comprises a complete machine bracket 1, a backpack type seat 2, a rear wheel bracket 3 and a crawler device 4. The backpack type seat 2 is arranged at the middle upper part of the whole machine support 1, in the embodiment, the backpack type seat 2 comprises a seat body fixedly arranged on the whole machine support 1 and a backpack part detachably arranged on the seat body, so that when going upstairs, the backpack type seat is detached alone through the backpack part to conveniently carry a baby on the body of the person. The backpack part is used for accommodating a baby, the structural shape is designed according to the characteristics of the human body, the backpack part is designed to be similar to a briefs shape as the lower part, and braces are arranged on the upper part. The upper end of the rear wheel bracket 3 is rotatably connected with the middle part of the whole machine bracket 1, and the rear wheel bracket 3 rotates downwards to unfold and form an included angle with the whole machine bracket 1 so as to support the baby carriage or rotates upwards and then folds on the whole machine bracket 1. That is, in the present embodiment, the rear wheel bracket 3 rotates within a certain angle range with respect to the complete machine bracket 1, and the specific connection structure and the limiting manner can be realized by conventional means as long as the rear wheel bracket 3 can rotate within a certain angle range with respect to the complete machine bracket 1 according to actual requirements. The crawler device 4 is installed at the middle lower part of the whole machine support 1 along the moving direction of the baby carriage, when the rear wheel support 3 is folded, the crawler device 4 supports the baby carriage, and the crawler device 4 is in rotating contact with the stairs, so that a single person can carry a baby, and meanwhile, one hand pulls the baby carriage upstairs.

In the embodiment, the whole machine support 1 is in a U shape, a front wheel 5 is arranged at the opening end of the whole machine support 1, a cart handle 6 is formed at the closed end of the whole machine support 1, and a rear wheel support 3 and a crawler device 4 are symmetrically arranged at two sides of the whole machine support 1.

When the rear wheel bracket 3 rotates downwards to be unfolded and forms an included angle with the whole machine bracket 1 to support the baby carriage, the whole machine bracket 1 is in a backward tilting state. In this embodiment, "rear" refers to the side of the stroller handle 6, i.e., the direction in which an adult pushing or pulling the stroller is positioned relative to the stroller.

The crawler belt device 4 is positioned between the front wheels 5 and the rear wheel brackets 3, when the rear wheel brackets 3 are folded, the crawler belt device 4 is in rolling contact with the ground or stairs of a corridor, and the rolling direction of the crawler belt is consistent with the moving direction of the baby carriage.

In the present embodiment, a universal guide wheel 7 is provided below the rear wheel bracket 3.

Rear wheel take-up hooks 8 are arranged on two sides of the whole machine support 1 close to the crawler belt devices 4, and after the rear wheel support 3 rotates upwards and is folded, the rear wheel take-up hooks 8 support the rear wheel support 3.

A sunshade 9 is arranged above the backpack type seat 2, and the sunshade 9 is rotatably connected and installed on the whole machine bracket 1 through a rotating shaft.

Side handles 10 are arranged above two sides of the whole machine bracket 1.

When the baby carriage is used on the flat ground, the baby carriage runs by four front wheels and four rear wheels and is guided by two rear universal wheels which are pushed by manpower.

When the baby carriage is used upstairs, parents can conveniently carry a baby on their back, and pull the carriage up stairs, and the baby seat is of a detachable backpack type. When a parent carries a baby up to pull the baby carriage upstairs, the stress point of the baby carriage is on the track and the front wheel, the bottom support of the baby carriage adopts the crawler-type stair climbing device, the folded baby carriage can be taken upstairs in a dragging mode, and the baby carriage is suitable for a person with a baby living in a building without an elevator.

The utility model discloses folding building perambulator of climbing need not electric drive when non-stair environment uses, both can normally use on the level land, also can realize through crawler attachment that the perambulator drags formula upstairs after folding back wheel support when climbing the building, practical convenient.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

In the description of the present invention, it should be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, when referring to the orientation or positional relationship indicated in the drawings, are used for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention. Furthermore, the appearances of the terms "first," "second," and the like, if any, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Claims (8)

1. The utility model provides a folding stair-climbing perambulator which characterized in that: comprises a complete machine bracket, a backpack type seat, a rear wheel bracket and a crawler device; the backpack type seat is arranged at the middle upper part of the whole machine bracket; the upper end of the rear wheel bracket is rotatably connected with the middle part of the whole machine bracket, and the rear wheel bracket is rotated downwards to be unfolded and form an included angle with the whole machine bracket so as to support the baby carriage or is rotated upwards and then folded on the whole machine bracket; the crawler device is arranged at the middle lower part of the whole machine bracket along the moving direction of the baby carriage, and when the rear wheel bracket is folded, the crawler device supports the baby carriage.

2. The folding stair-climbing stroller of claim 1, wherein: the whole machine support is U-shaped, a front wheel is arranged at the opening end of the whole machine support, and a trolley handle is formed at the closed end of the whole machine support.

3. The folding stair-climbing stroller of claim 2, wherein: when the rear wheel bracket rotates downwards to unfold and forms an included angle with the whole machine bracket to support the baby carriage, the whole machine bracket is in a backward tilting state.

4. A folding stair-climbing stroller according to claim 3, characterized in that: the crawler device is positioned between the front wheels and the rear wheel brackets, and when the rear wheel brackets are folded, the crawler device is in rolling contact with the ground or stairs, and the rolling direction of the crawler is consistent with the moving direction of the baby carriage.

5. The folding stair-climbing stroller according to claim 4, wherein: and a universal guide wheel is arranged below the rear wheel bracket.

6. A folding stair-climbing stroller according to any one of claims 1 to 5, wherein: and rear wheel retracting hooks are arranged on two sides of the whole machine support close to the crawler device, and when the rear wheel support rotates upwards and is folded, the rear wheel retracting hooks support the rear wheel support.

7. The folding stair-climbing stroller of claim 6, wherein: the backpack type seat is characterized in that a sunshade is arranged above the backpack type seat, and the sunshade is rotatably connected and installed on the whole machine support through a rotating shaft.

8. The folding stair-climbing stroller of claim 7, wherein: and side handles are arranged above the two sides of the whole machine bracket.

Images