CN111267934A - Self-powered multifunctional power-assisted trolley - Google Patents

Abstract

The invention discloses a self-powered multifunctional power trolley, comprising: a wheel axle, two ends of the wheel axle are provided with three-star wheels, the wheel axle is connected with a power device, and the wheel axle is movably connected with a handrail, so A first rotating shaft and a second rotating shaft are arranged on the handrail, the second rotating shaft is located below the first rotating shaft, a load-bearing plate is movably connected to the first rotating shaft, and a first support rod is arranged below the load-bearing plate, so The first support rod and the second rotating shaft are connected by the second support rod; the present invention can put down the first support rod and the second support rod to support the load-bearing plate when the elderly need to rest, so that the elderly can sit on the load-bearing board When the present invention does not need to be used, the first support rod, the second support rod and the load-bearing plate can be stowed away by rotation, so as to avoid the present invention from occupying a large space when not in use.

Description

A self-powered multifunctional power trolley

technical field

The invention relates to the field of trolleys, in particular to a self-powered multifunctional power-assisted trolley.

Background technique

The power-assisted trolley mainly solves the problem of inconvenience for the elderly living in the old community to carry items, and provides assistance for the elderly to go up and down the stairs, go shopping, and carry items, but the existing power-assisted trolleys can only achieve a single function of helping the elderly to transport items. There are many defects in the function of carrying objects upstairs.

The existing power-assisted trolley has a simple structure, resulting in poor stability and large space occupation. When the power-assisted trolley is not used, it is difficult to store it; in addition, because the elderly need to carry a power-assisted trolley when they go shopping, most of the elderly choose to walk and need to push the trolley. , The elderly are prone to fatigue.

SUMMARY OF THE INVENTION

Aiming at the problems of single function and many defects in the prior art, the present invention provides a self-powered multi-functional power trolley, the purpose of which is to solve the problem of poor stability, large space occupation and the urgent need of the elderly when they are used. The question of rest.

The technical scheme adopted in the present invention is as follows:

A self-powered multifunctional power-assisted trolley, comprising: a wheel shaft, two ends of the wheel shaft are provided with a three-wheeled wheel, a power device is connected to the wheel shaft, an armrest is movably connected to the wheel shaft, and the armrest is provided with A first rotating shaft and a second rotating shaft, the second rotating shaft is located below the first rotating shaft, a load-bearing plate is movably connected to the first rotating shaft, and a first support rod is arranged below the load-bearing plate, and the first support The rod and the second rotating shaft are connected by a second support rod.

In the above scheme, the power device drives the wheel shaft to rotate, and the wheel shaft drives the three-star wheel to rotate, so that the three-star wheel can be used to achieve alternating upstairs, the load-bearing plate is movably connected to the first shaft, and the load-bearing plate can be put down when it needs to be used; the load-bearing plate It can be used to place items. When a first support plate is arranged under the load-bearing plate to support the load-bearing plate, when the elderly need to rest, the first support rod and the second support rod can be put down to support the load-bearing plate, which improves the performance of the present invention. Stability, so that the old man can sit on the load-bearing board; when the present invention is not needed, the first support rod, the second support rod and the load-bearing board can be folded by rotation, thus avoiding the use of the present invention when not in use larger space.

Preferably, a third support rod is movably connected to the second rotating shaft, the third support rod and the second support rod are respectively arranged on two sides of the handrail, and one end of the third support rod away from the second rotating shaft is movably connected with a third support rod. Four support rods, one end of the fourth support rod is movably connected with the handrail. With this preferred solution, a fourth support rod and a third support rod are arranged to enhance the structural stability of the present invention. When an elderly person sits on a load-bearing board, the third support rod and the fourth support rod are put down in sequence for support.

Preferably, a cloth bag is arranged between the third support rod and the second support rod. With this preferred solution, the third support rod and the second support rod can be adjusted to form a triangular structure, and the triangular structure has the characteristics of stability, so a cloth bag can be arranged between the third support rod and the second support rod, and the cloth bag is used for storage thing.

Preferably, a sliding rod sleeve is provided on the fourth support rod, and the sliding rod sleeve is connected with the third support rod. With this preferred solution, a sliding rod sleeve is used to connect the third support rod and the fourth support rod, and a crank slider structure is formed between the third support rod, the fourth support rod and the sliding rod sleeve, so as to realize the third support rod and the fourth support rod. The retraction and lowering of the support rod.

Preferably, the power device includes a drive motor, a master gear and a slave gear, the slave gear is arranged on the wheel axle, the slave gear and the drive motor are connected through the master gear, and the drive motor is connected with a solar cell, The solar cell and the wheel axle are fixedly connected. With this preferred solution, the output shaft of the driving motor is connected to the main gear, and the main gear drives the secondary gear to rotate, thereby driving the wheel shaft to rotate, that is, the rotation of the three-wheeled wheel is realized, and the solar battery is used to supply power to the driving motor, which is energy-saving and environmentally friendly.

To sum up, due to the adoption of the above-mentioned technical solutions, the beneficial effects of the present invention are:

1. The present invention sets the power device to drive the wheel axle to rotate, and the wheel axle drives the three-star wheel to rotate, so as to utilize the three-star wheel to realize alternately going upstairs, the load-bearing plate is movably connected with the first rotating shaft, and can be put down when the load-bearing plate needs to be used; It can be used to place items. When a first support plate is arranged under the load-bearing plate to support the load-bearing plate, when the elderly need to rest, the first support rod and the second support rod can be put down to support the load-bearing plate, which improves the performance of the present invention. Stability, so that the old man can sit on the load-bearing board; when the present invention is not needed, the first support rod, the second support rod and the load-bearing board can be folded by rotation, thus avoiding the use of the present invention when not in use larger space.

2. The present invention provides a fourth support rod and a third support rod to enhance the structural stability of the present invention. When the old man sits on the load-bearing plate, the third support rod and the fourth support rod are put down for support in turn; the third support rod is set The triangular structure can be formed through adjustment with the second support rod, and the triangular structure has the characteristics of stability, so a cloth bag can be arranged between the third support rod and the second support rod, and the cloth bag is used for storing articles.

3. The sleeve of the present invention uses a sliding rod sleeve to connect the third support rod and the fourth support rod, and a crank slider structure is formed between the third support rod, the fourth support rod and the sliding rod sleeve to realize the third support rod and the fourth support rod. The rod is retracted and lowered; the output shaft of the driving motor is connected with the main gear, and the main gear drives the secondary gear to rotate, thereby driving the wheel shaft to rotate, that is, the rotation of the three-wheeled wheel is realized, and the solar battery is used to supply power to the driving motor, which is energy-saving and environmentally friendly.

Description of drawings

The invention will be described by way of example and with reference to the accompanying drawings, in which:

FIG. 1 is a schematic perspective view of a specific embodiment of the present invention.

FIG. 2 is a schematic plan view of a specific embodiment of the present invention.

Reference numerals: 1-wheel axle; 2-three-star wheel; 3-armrest; 4-first shaft; 5-second shaft; 6-bearing plate; 7-first support rod; 8-second support plate; 9 - The third support plate; 10 - the fourth support rod; 11 - the sliding rod cover; 12 - the drive motor; 13 - the main gear; 14 - the slave gear; 15 - the solar cell.

Detailed ways

All features disclosed in this specification, or all disclosed steps in a method or process, may be combined in any way except mutually exclusive features and/or steps.

The present invention will be described in detail below with reference to FIG. 1 and FIG. 2 .

A self-powered multifunctional power trolley, comprising: a wheel shaft 1, two ends of the wheel shaft 1 are provided with three-star wheels 2, the wheel shaft 1 is connected with a power device, and the wheel shaft 1 is movably connected with a handrail 3 , the handrail 3 is provided with a first rotating shaft 4 and a second rotating shaft 5, the second rotating shaft 5 is located below the first rotating shaft 4, and a load-bearing plate 6 is movably connected to the first rotating shaft 4, and the load-bearing plate 6 A first support rod 7 is arranged below the , and the first support rod 7 and the second rotating shaft 5 are connected by a second support rod 8 .

The second rotating shaft 5 is movably connected to a third support rod 9 , the third support rod 9 and the second support rod 8 are respectively arranged on both sides of the handrail, and the third support rod 9 is away from the end of the second rotating shaft 5 A fourth support rod 10 is movably connected, and one end of the fourth support rod 10 is movably connected with the handrail 3 .

A cloth bag is arranged between the third support rod 9 and the second support rod 8 .

The fourth support rod 10 is provided with a sliding rod sleeve 11 , and the sliding rod sleeve 11 is connected with the third support rod 9 .

The power device includes a drive motor 12, a main gear 13 and a slave gear 14, the slave gear 14 is arranged on the wheel axle 1, the slave gear 14 and the drive motor 12 are connected through the main gear 13, and the drive motor 12 is connected with a solar cell 15 , and the solar cell 15 is fixedly connected with the wheel axle 1 .

In the above scheme, as shown in Figure 2, the three-star wheel 2 is installed at both ends of the wheel shaft 1, a connecting sleeve is respectively provided at the position of the wheel shaft 1 near the two ends, and the handrail 3 is installed above the connecting sleeve. The motor 12 and the solar cell 15 are also installed on the connecting sleeve, the handrail 3 is a mouth-shaped structure, and a first rotating shaft 4 and a second rotating shaft 5 are arranged in the blank area in the middle of the handrail 3, wherein the second rotating shaft 5 is located below the first rotating shaft 4 , the bearing plate 6 is installed on the first rotating shaft 4, the second supporting rod 8 and the third supporting rod 9 are installed on the second rotating shaft 5, wherein the second supporting rod 8 is located under the bearing plate 6, and one end of the second supporting plate 8 is connected On the second rotating shaft 5, the other end is rotatably connected to the first support rod 7 to assist in supporting the bearing plate 6, and the third support rod 9 is provided with the second rotating shaft 5 away from the side opposite to the second support rod 8. The support rod 9 and the second shaft 5 are also movably connected, one end of the third support rod 9 is connected with the second shaft 5, the other end is connected to the fourth support rod 10 through the sliding rod sleeve 11, and one end of the fourth support rod 10 rotates Connected to the handrail 3, the various components are in interference connection, wherein the fourth support rod 10, the sliding rod sleeve 11 and the third support rod 9 form a crank-slider mechanism, the first rotating shaft 5 and the bearing plate 6, the second rotating shaft 5 and the second support rod 8, the second shaft 5 and the third support rod 9 are all swing pairs, so that each part needs to rely on external force to rotate. When the old man needs to rest on the load-bearing plate 9, he can put down the first The support rod 7 and the fourth support rod 10 are used to support the weight of the elderly, and the items can be placed in a cloth bag. When the present invention is not used, all the support rods of the present invention can be rotated to the same plane to achieve the purpose of saving space , the handrail 3 of the present invention can be set as a telescopic handrail, and the handrail can be retracted by using the telescopic principle of the rod

The power unit is installed above the wheel axle 1, that is, it can be installed on the connection sleeve, the equipment box is installed on the connection sleeve, and the drive motor 12 and the solar cell 15 are installed in this equipment case, or in this equipment case. There is an alarm device in the middle, which is composed of a single-chip microcomputer, an acceleration sensor, a camera, a GPS, and an Internet of Things module.

The three-star wheel 2 in the present invention and the working principle of how the three-star wheel 2 realizes going upstairs and going downstairs belong to the prior art, and will not be described in detail here.

The above-mentioned embodiments only represent specific implementations of the present application, and the descriptions thereof are specific and detailed, but should not be construed as limiting the protection scope of the present application. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the technical solution of the present application, several modifications and improvements can be made, which all belong to the protection scope of the present application.

Claims (5)

1. A self-powered multifunctional power-assisted trolley is characterized in that, comprising: a wheel axle (1), the two ends of the wheel axle (1) are provided with a three-star wheel (2), and the wheel axle (1) is connected with Power unit, an armrest (3) is movably connected to the wheel axle (1), a first rotating shaft (4) and a second rotating shaft (5) are arranged on the armrest (3), and the second rotating shaft (5) is located at Below the first rotating shaft (4), a load-bearing plate (6) is movably connected to the first rotating shaft (4), and a first support rod (7) is arranged below the load-bearing plate (6). The support rod (7) is connected with the second rotating shaft (5) through a second support rod (8). 2. A self-powered multifunctional power-assisted trolley according to claim 1, characterized in that: a third support rod (9) is movably connected to the second rotating shaft (5), and the third support rod (9) and the second support rod (8) are respectively arranged on both sides of the handrail (3), the end of the third support rod (9) away from the second shaft (5) is movably connected with a fourth support rod (10), the first One end of the four support rods (10) is movably connected with the handrail (3). 3 . The self-powered multifunctional power-assisted trolley according to claim 2 , wherein a cloth bag is arranged between the third support (9) rod and the second support rod (8). 4 . 4. a kind of self-powered multifunctional power-assisted trolley according to claim 2, is characterized in that: described fourth support (10) rod is provided with sliding rod cover (11), described sliding rod cover (11) and The third support rod (9) is connected. 5. A self-powered multifunctional power-assisted trolley according to claim 1, wherein the power device comprises a drive motor (12), a main gear (13) and a slave gear (14), and the slave gear ( 14) is arranged on the wheel axle (1), the slave gear (14) is connected with the driving motor (12) through the main gear (13), and the driving motor (12) is connected with the solar cell (15), so the The solar cell (15) is fixedly connected with the wheel axle (1).

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