CN215284944U

CN215284944U - Man-machine cooperation ladder baby carriage

Info

Publication number: CN215284944U
Application number: CN202120767982.2U
Authority: CN
Inventors: 王予; 伍希志; 黄亮; 郭经纬; 刘曼
Original assignee: Central South University of Forestry and Technology
Current assignee: Central South University of Forestry and Technology
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-12-24
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses a man-machine cooperation cat ladder perambulator, include: the front wheel assembly and the rear wheel assembly are respectively installed on two sides of an underframe of the car body, the driving motor and the storage battery are arranged on the underframe, the driving motor is connected with the rear wheel assembly in a driving mode, the car body inclination adjusting device is arranged on the rear section of the underframe, and the car body inclination adjusting device can adjust the inclination of the car body in an operating mode. Through the front wheel assembly and the rear wheel assembly which are provided with the planet structures and the driving motor, when the cart is used for climbing a ladder, the cart can climb upwards in a one-level ladder by the cooperation of the front wheel assembly and the rear wheel assembly. Meanwhile, the vehicle body inclination adjusting device is arranged to adjust the inclination of the vehicle body when the ladder is climbed, so that the vehicle body lathe is in a horizontal state, and the uncomfortable condition caused by the fact that the feet of a baby lying in the vehicle body lathe are high and the head of the baby is low can be avoided.

Description

Man-machine cooperation ladder baby carriage

Technical Field

The utility model relates to an infant assists articles for use technical field, in particular to man-machine cooperation cat ladder perambulator.

Background

The baby carriage is a handcart which can make a baby sit and lie in the carriage and facilitate the baby to go out, and the baby carriage replaces an original baby carrying belt or a cradle. Strollers are almost an essential item for infant families. However, the conventional baby carriage is mainly used on a flat road and is difficult to walk up and down stairs easily. The existing solutions for going upstairs and downstairs are generally: parents with great strength directly lift the baby and the cart together, which is obviously unsafe, so that the baby is easy to fall down in case of careless hand release in the moving process; another way is to carry the baby up and down the stairs separately and then to transport the stroller, which usually requires two adults to walk up and down the stairs together. Both of these practices are often very difficult for young parents and for elderly people. Moreover, at present, parents are many double workers in China, and a very large number of families have the problem that the old people cannot take care of babies to carry babies and go up and down stairs of a baby carriage, so that the problem is difficult to overcome.

In view of this, overcome the defect that the prior art exists, it is very meaningful to design a cat ladder perambulator to solve the baby's difficulty of going upstairs and downstairs.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a man-machine cooperation cat ladder perambulator solves the inconvenient problem of current perambulator cat ladder. In order to solve the problem, the utility model provides a pair of people and machine cooperation cat ladder perambulator, its technical scheme as follows:

the utility model discloses a man-machine cooperation cat ladder perambulator, include: the front wheel assembly and the rear wheel assembly are respectively installed on two sides of an underframe of the car body, the driving motor and the storage battery are arranged on the underframe, the driving motor is in driving connection with the rear wheel assembly, the car body inclination adjusting device is arranged on the rear section of the underframe, and the car body inclination adjusting device can be used for controllably adjusting the inclination of the car body; the front wheel assembly comprises a front planet wheel, front small wheels, a front wheel spring and a front steering locking mechanism, the front planet wheel is of a three or more planet tooth structure, the three or more front small wheels are respectively arranged at the planet end parts of the front planet wheel, and the front wheel spring is arranged between each front small wheel and the planet end part of the front planet wheel; the rear wheel assembly comprises rear planet wheels, rear small wheels, rear wheel springs and a brake mechanism, the rear planet wheels are of three or more planet gear structures, the three or more rear small wheels are respectively arranged at the planetary gear end parts of the rear planet wheels, the rear wheel springs are arranged between each rear small wheel and the planetary gear end parts of the rear planet wheels, and the brake mechanism is matched with the rear small wheels; the automobile body is further provided with a drive control switch, and the drive control switch is connected with the drive motor in an operation and control mode.

The utility model discloses a man-machine cooperation cat ladder perambulator compares with the perambulator among the prior art, through front wheel subassembly and the rear wheel subassembly that sets up the planet structure to and driving motor, when shallow cat ladder, can upwards crawl by the cooperation of front wheel subassembly and rear wheel subassembly one-level ladder ground. Meanwhile, the vehicle body inclination adjusting device is arranged to adjust the inclination of the vehicle body when the ladder is climbed, so that the vehicle body lathe is in a horizontal state, and the uncomfortable condition caused by the fact that the feet of a baby lying in the vehicle body lathe are high and the head of the baby is low can be avoided.

The utility model discloses a further improvement of above-mentioned people machine cooperation cat ladder perambulator, preceding planet wheel is four, five, six or eight planetary gear structures, back planet wheel is four, five, six or eight planetary gear structures, preceding planet wheel with the planet tooth number of back planet wheel is the same.

Furthermore, the central shaft of the rear planet wheel is in driving connection with the output shaft of the driving motor, and the driving control switch is used for controlling the rear planet wheel to drive or not to drive in a manual control mode.

Furthermore, the vehicle body further comprises a telescopic rod, a bottom plate and a handrail, the telescopic rod is of a multi-section telescopic structure, the handrail is fixedly installed on the bottom plate, and the driving control switch is arranged on the horizontal section of the handrail.

Further, the automobile body inclination adjusting device comprises a scissor type telescopic frame, a pedal and a steel wire rope, the upper end of the scissor type telescopic frame is connected with the bottom plate, the lower end of the scissor type telescopic frame is arranged on the underframe, and the steel wire rope is connected with the scissor type telescopic frame and the pedal.

Further, the lower part of cutting fork expansion bracket is provided with first backing roll and second backing roll, the second backing roll will cut fork expansion bracket lower part right side horizontal pole and fix on the chassis, the upper end of first backing roll with cut fork expansion bracket lower part left side horizontal pole fixed connection, the lower extreme of first backing roll with wire rope is connected.

The utility model discloses a usage principle of people-machine cooperation cat ladder perambulator is:

1. when the device is used on flat ground: the body slope adjusting device keeps the initial position to keep the baby carriage horizontal; closing a brake mechanism of the rear wheel assembly to enable the front small wheel and the rear small wheel to rotate freely; the driving motor stops working to push the handrail to rotate the front small wheel and the rear small wheel; the front small wheel is turned to drive the baby carriage to turn by changing the acting force direction of the handrail.

2. When the stair is used: when the baby carriage runs into stairs, the front steering locking mechanism of the front small wheel is locked, the front wheel assembly is clamped between two stages of stairs, and then the rear small wheel braking mechanism is opened to lock the rear small wheel.

When going upstairs, the vehicle body inclination adjusting device arranged on the handrail is used, and the pedal is stepped to adjust the vehicle body to keep horizontal relative to the ground, and then the vehicle body inclination adjusting device is locked. The driving motor is started, the adult holds the handrail and presses down with little force to provide larger friction force, and simultaneously stabilizes the baby carriage to finish the path of one layer of stairs. When between the floor, the adult grasps the handrail and presses down, lifts the front wheel assembly, transfers the handrail to rotate the baby carriage, and clamps the front wheel assembly between the two-stage stairs of the next floor. The steps are circulated in such a way, and the task of going upstairs is completed.

When the baby carriage goes down stairs, the vehicle body inclination adjusting device arranged on the handrail is used, the pedal is stepped to adjust the vehicle body to keep horizontal relative to the ground, and then an adult stands below the baby carriage to pull the baby carriage, so that the baby can be prevented from happening accidentally. When necessary, a driving motor can be used, and the speed of going downstairs is increased under the condition of ensuring safety, so that the task of going downstairs is completed.

The utility model provides a beneficial effect of people-machine cooperation cat ladder perambulator is:

through the front wheel assembly and the rear wheel assembly which are provided with the planet structures and the driving motor, when the cart is used for climbing a ladder, the cart can climb upwards in a one-level ladder by the cooperation of the front wheel assembly and the rear wheel assembly. Meanwhile, the vehicle body inclination adjusting device is arranged to adjust the inclination of the vehicle body when the ladder is climbed, so that the vehicle body lathe is in a horizontal state, and the uncomfortable condition caused by the fact that the feet of a baby lying in the vehicle body lathe are high and the head of the baby is low can be avoided.

Meanwhile, the baby carriage has the function of going upstairs, so that the traveling burden of parents is relieved, and the traveling safety is ensured; when going upstairs, the baby carriage can start the driving system, so that the traveling burden of parents is further reduced; the device can be used for climbing stairs and leveling ground, is free to switch and is convenient to use; when climbing stairs, the baby carriage body keeps stable, so that the baby can be like a baby carriage which runs on a flat ground, and the discomfort caused by the baby carriage is reduced; the automobile body can be folded, conveniently places when not using, perhaps carries with the car when going on a journey.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a man-machine cooperation ladder baby stroller according to an embodiment of the present invention;

FIG. 2 is a schematic view of a front wheel assembly in a ergonomic stair climbing stroller in accordance with an embodiment of the present invention;

FIG. 3 is a schematic view of a rear wheel assembly in a ergonomic stair climbing stroller in accordance with an embodiment of the present invention;

FIG. 4 is a schematic view of a body inclination adjustment device in a stair climbing stroller in accordance with an embodiment of the present invention;

the figures are labeled as follows:

1-a front wheel assembly; 2-a rear wheel assembly; 3-driving a motor; 4-a storage battery; 5-a vehicle body; 6-vehicle body inclination adjusting device; 7-driving a control switch; 11-front planet wheel; 12-front small wheel; 13-front wheel spring; 14-front steering deadlocking mechanism; 21-rear planet wheel; 22-rear small wheel; 23-rear wheel spring; 24-a brake mechanism; 42-a return spring; 51-a chassis; 52-a telescopic rod; 53-a backplane; 54-a handrail; 61-scissor type telescopic frames; 62-foot pedal; 63-a steel wire rope; 611 — first support roller.

Detailed Description

In order to make the technical solution in the embodiments of the present invention better understood and make the above objects, features and advantages of the present invention more obvious and understandable, the following description of the embodiments of the present invention is provided with reference to the accompanying drawings.

It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 to 4, a stroller for climbing stairs with human-machine cooperation of the present embodiment includes: front wheel subassembly 1, rear wheel subassembly 2, driving motor 3, battery 4, automobile body 5 and automobile body inclination adjusting device 6, front wheel subassembly 1 and rear wheel subassembly 2 are installed respectively in the chassis 51 both sides of automobile body 5, and driving motor 3 and battery 4 all set up on chassis 51, and driving motor 3 links to each other with the drive of rear wheel subassembly 2, and automobile body inclination adjusting device 6 sets up on the rear segment of chassis 51, and automobile body inclination adjusting device 6 can control the gradient of adjusting automobile body 5.

The front wheel assembly 1 comprises a front planet wheel 11, front small wheels 12, a front wheel spring 13 and a front steering locking mechanism 14, wherein the front planet wheel 11 is of a three or more planet tooth structure, the three or more front small wheels 12 are respectively arranged at the planet end parts of the front planet wheel 11, and the front wheel spring 13 is arranged between each front small wheel 12 and the planet tooth end part of the front planet wheel 11; the rear wheel assembly 2 comprises rear planet wheels 21, rear small wheels 22, rear wheel springs 23 and a brake mechanism 24, the rear planet wheels 21 are of three or more planet gear structures, the three or more rear small wheels 22 are respectively arranged at the planet gear end parts of the rear planet wheels 21, the rear wheel springs 23 are arranged between each rear small wheel 22 and the planet gear end part of the rear planet wheel 21, and the brake mechanism 24 is matched with the rear small wheels 22; the vehicle body 5 is also provided with a drive control switch 7, and the drive control switch 7 is connected with the drive motor 3 in an operation and control manner.

In a preferred embodiment, the front planetary gear 11 has a four, five, six or eight planetary gear structure, the rear planetary gear 21 has a four, five, six or eight planetary gear structure, and the number of planetary gears of the front planetary gear 11 is the same as that of the rear planetary gear 21. The central shaft of the rear planet wheel 21 is in driving connection with the output shaft of the driving motor 3, and the driving control switch 7 artificially controls the rear planet wheel 21 to drive or not drive.

Further preferably, the vehicle body 5 further comprises an expansion link 52, a bottom plate 53 and an armrest 54, the expansion link 52 is a multi-section expansion structure, the armrest 54 is fixedly mounted on the bottom plate 53, and the driving control switch 7 is arranged on a horizontal section of the armrest 54.

Further preferably, the vehicle body inclination adjusting device 6 comprises a scissor type telescopic frame 61, a pedal plate 62 and a steel wire rope 63, the upper end of the scissor type telescopic frame 61 is connected with the bottom plate 53, the lower end of the scissor type telescopic frame 61 is arranged on the underframe 51, and the steel wire rope 63 is connected with the scissor type telescopic frame 61 and the pedal plate 62.

The lower part of the scissor-type telescopic frame 61 is provided with a first supporting roller 611 and a second supporting roller, the second supporting roller fixes the right cross bar at the lower part of the scissor-type telescopic frame 61 on the underframe 51, the upper end of the first supporting roller 611 is fixedly connected with the left cross bar at the lower part of the scissor-type telescopic frame 61, and the lower end of the first supporting roller 611 is connected with the steel wire rope 63. Wherein the second support roller is not marked in the figures due to the angle problem.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

The embodiments of the present invention are described in detail with reference to the drawings, but the present invention is not limited to the described embodiments. Various changes, modifications, substitutions and alterations to these embodiments will occur to those skilled in the art without departing from the spirit and scope of the present invention.

Claims

1. A man-machine cooperation ladder baby carriage, comprising: a front wheel component (1), a rear wheel component (2), a driving motor (3), a storage battery (4), a vehicle body (5) and a vehicle body inclination adjusting device (6),

the front wheel assembly (1) and the rear wheel assembly (2) are respectively installed on two sides of an underframe (51) of the vehicle body (5), the driving motor (3) and the storage battery (4) are arranged on the underframe (51), the driving motor (3) is in driving connection with the rear wheel assembly (2), the vehicle body inclination adjusting device (6) is arranged on the rear section of the underframe (51), and the vehicle body inclination adjusting device (6) can controllably adjust the inclination of the vehicle body (5);

the front wheel assembly (1) comprises a front planet wheel (11), front small wheels (12), a front wheel spring (13) and a front steering locking mechanism (14), the front planet wheel (11) is of a three or more planetary gear structure, the three or more front small wheels (12) are respectively arranged at the planetary gear end parts of the front planet wheel (11), and the front wheel spring (13) is arranged between each front small wheel (12) and the planetary gear end part of the front planet wheel (11);

the rear wheel assembly (2) comprises rear planet wheels (21), rear small wheels (22), rear wheel springs (23) and a brake mechanism (24), the rear planet wheels (21) are of three or more planetary gear structures, the three or more rear small wheels (22) are respectively arranged at the planetary gear ends of the rear planet wheels (21), the rear wheel springs (23) are installed between each rear small wheel (22) and the planetary gear end of the rear planet wheels (21), and the brake mechanism (24) is matched with the rear small wheels (22);

the automobile body (5) is further provided with a drive control switch (7), and the drive control switch (7) is connected with the drive motor (3) in an operating and controlling mode.

2. The human-machine cooperative ladder climbing stroller according to claim 1, wherein the front planet wheel (11) is four, five, six or eight planetary gear structures, the rear planet wheel (21) is four, five, six or eight planetary gear structures, and the number of the planet wheels of the front planet wheel (11) and the number of the planet wheels of the rear planet wheel (21) are the same.

3. The human-machine cooperation ladder-climbing baby carriage as claimed in claim 1 is characterized in that the central shaft of the rear planet wheel (21) is in driving connection with the output shaft of the driving motor (3), and the driving control switch (7) is manually controlled to control the rear planet wheel (21) to be driven or not to be driven.

4. The human-computer cooperation ladder climbing baby carriage according to any one of claims 1 to 3, characterized in that the carriage body (5) further comprises a telescopic rod (52), a bottom plate (53) and an armrest (54), the telescopic rod (52) is a multi-section telescopic structure, the armrest (54) is fixedly mounted on the bottom plate (53), and the drive control switch (7) is arranged on a horizontal section of the armrest (54).

5. The human-machine-cooperation ladder-climbing baby carriage according to any one of claims 1 to 3, characterized in that the body inclination adjusting device (6) comprises a scissor-type telescopic frame (61), a foot board (62) and a wire rope (63), wherein the upper end of the scissor-type telescopic frame (61) is connected with the bottom plate (53), the lower end of the scissor-type telescopic frame (61) is arranged on the underframe (51), and the wire rope (63) connects the scissor-type telescopic frame (61) with the foot board (62).

6. The human-machine cooperation ladder climbing baby carriage as claimed in claim 5, characterized in that the lower part of the scissor jack (61) is provided with a first support roller (611) and a second support roller, the second support roller fixes the lower right cross bar of the scissor jack (61) on the underframe (51), the upper end of the first support roller (611) is fixedly connected with the lower left cross bar of the scissor jack (61), and the lower end of the first support roller (611) is connected with the wire rope (63).