Intelligent power-assisted cart based on planet wheels

Abstract

The intelligent power-assisted cart based on the planet wheels is characterized in that a steering through hole is formed in the front side of a cart base, and the steering through hole is connected with a control handle; a brake foot brake is arranged on the front side of the trolley base, a countersunk head seat is welded to the lower side of the trolley base, the trolley base is movably connected with the trolley hopper through a pin hole of the trolley base and a pin hole of the trolley hopper, and a detachable loading cover plate is arranged between the trolley base and the trolley hopper. According to the design, bulk goods and overall large goods can be carried, stairs can be climbed or obstacles can be surmounted, the requirements of severe working conditions and high-rise operation in construction are completely met, the structure is compact, loading and unloading are convenient, labor is saved, and economical and practical effects are achieved.

Description

Technical Field

[0001] The utility model relates to an electric power-assisted cart, in particular to a small electric intelligent power-assisted cart. Background Art

[0002] Material handling is an essential activity in production activities in various fields, especially in construction sites and agricultural production. This work exists for a long time, has strong repetitiveness, and is in great demand by enterprises. However, the commonly used hand-pushed power-assisted vehicles have a small loading capacity and can only load scattered goods, such as sand, stone, earth, etc.

[0003] As labor costs continue to rise, how to improve production efficiency, reduce production costs, and reduce labor input in on-site construction such as construction sites has become a production technology issue that urgently needs to be solved. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, save costs and improve productivity, the utility model provides an intelligent power-assisted cart which is convenient for transporting materials and can climb stairs and overcome obstacles.

[0005] An intelligent power-assisted cart based on planetary gears, characterized by a vehicle base, a steering through hole being provided on the front side of the vehicle base, the steering through hole being connected to a control handle, a brake foot brake being provided on the front side of the vehicle base, a countersunk seat being welded on the lower side of the vehicle base, the vehicle base being movably connected to a vehicle bucket, and being connected to the pin hole of the vehicle base and the pin hole of the vehicle bucket by a cylindrical pin, and a detachable cargo cover being provided between the vehicle base and the vehicle bucket.

[0006] The control handle is provided with an electric switch button, the steering through hole enables the control handle to be steerably connected to the vehicle base, and the bottom of the vehicle base is provided with a front fork plate connected to the front universal wheel shaft.

[0007] The rear wheel assembly includes a rear wheel axle welded to a vehicle base, a motor mounted on the rear wheel axle, and planetary wheels mounted at both ends of the rear wheel axle; the planetary wheels are connected to the rear wheel axle via a first rotating shaft, and the planetary wheels are rotatably connected to the rear wheel bearing bracket via a second rotating shaft through three identical small wheels.

[0008] The top of the truck bed is open, and a detachable cargo cover is installed between the bottom and the vehicle base. After assembly, the truck bed and the cargo cover are in close contact with each other, and the cargo cover is in close contact with the vehicle base. A left telescopic hand lifting rod and a right telescopic hand lifting rod are arranged on the front side of the truck bed, and the left telescopic hand lifting rod is connected to the truck bed through a rib plate; an assistant brake is installed below the right telescopic hand lifting rod.

[0009] The front universal wheel is rotatably connected to the front fork plate via a third rotating shaft.

[0010] The countersunk seat has a built-in power supply box, and the power supply box is a 50V battery.

[0011] The power of the motor is 1500W.

[0012] The beneficial effects of the utility model are as follows: the utility model is mainly composed of a vehicle base, a universal wheel, a vehicle bucket, a planetary gear assembly and a cargo cover plate; the vehicle bucket is movably connected to the vehicle base through a cylindrical pin, which is not only convenient for installation and disassembly, but also convenient for unloading; the cargo cover plate and the vehicle base are installed by clearance fit, which is convenient for disassembly; the vehicle bucket or the cargo cover plate can be selected according to the type of goods; the operation is simple and convenient; the whole power-assisted cart is light in weight and has a streamlined structure, which is convenient for taking a construction transport ladder to go upstairs to deliver materials; the power-assisted cart meets the transportation requirements of high-rise construction, and also meets the transportation conditions in old residential buildings without elevators; in addition to being used for ground transportation, it is also conducive to use in workshops or smaller venues. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a structural diagram of the truck bed;

[0016] Figure 3 It is a structural diagram of the vehicle base;

[0017] Figure 4 It is a schematic diagram of the structure of a planetary gear train;

[0018] Figure 5 It is a schematic diagram of the vehicle bucket opening structure of the utility model. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without making creative work are within the scope of protection of the utility model.

[0020] Reference Figures 1 to 5In the figure: 1 control handle, 2 electric switch button, 3 brake foot brake, 4 front universal wheel, 5 vehicle base, 6 left telescopic handlebar, 7 countersunk seat, 8 vehicle bucket, 9 planetary gear, 10 motor, 11 assistant brake, 12 rib plate, 13 pin hole of vehicle bucket, 14 first rotating shaft, 15 front fork plate, 16 steering through hole, 17 pin hole of vehicle base, 18 small wheel, 19 rear wheel bearing bracket, 20 second rotating shaft, 21 third rotating shaft, 22 cargo cover plate, 23 right telescopic handlebar, 24 rear wheel axle.

[0021] A new type of intelligent power-assisted cart, including a steering through hole 16 on the front side of a cart base 5, the steering through hole 16 is connected to a control handle 1, and the direction of travel of the cart can be controlled by turning the handle 1; a brake foot brake 3 is provided on the front side of the cart base 5, and emergency braking can be performed during the movement of the vehicle; a countersunk seat 7 is welded on the lower side of the cart base 5, and the cart base 5 is movably connected to the cart 8. When unloading, the cart 8 can be rotated 90 degrees to facilitate dumping of the goods, and the pin hole 17 of the cart base and the pin hole of the cart can be connected. 13 is connected by a cylindrical pin, which is convenient for disassembly of the truck bed 8. A detachable cargo cover 22 is provided between the truck base 5 and the truck bed 8. The cargo cover 22 and the truck base 5 are installed by clearance fit, which is convenient for disassembly. The truck bed 8 or the cargo cover 22 can be selected according to the type of goods. After assembly, the truck bed 8 fits with the cargo cover 22, and the cargo cover 22 fits with the truck base 5. The cargo cover 22 covers the countersunk seat 7, which ensures that the power box in the countersunk seat 7 is not squeezed and damaged, thereby extending the service life.

[0022] The control handle 1 is provided with an electric switch button 2, and the electric switch button 2 has two gears to control the forward speed of the intelligent power-assisted stroller; the steering through hole 16 enables the control handle 1 to be rotatably connected to the vehicle base 5, and the bottom of the vehicle base 5 is provided with a front fork plate 15 connected to the rotating shaft of the front universal wheel 4, and the front universal wheel 4 is rotatably connected to the front fork plate 15 through the third rotating shaft 21; the entire front wheel system is mainly composed of the front universal wheel 4, the third rotating shaft 21, and the front fork plate 15, without other complex components, which not only provides the intelligent power-assisted stroller with a turning function, but also simplifies and optimizes the structure of the intelligent power-assisted stroller, making it more lightweight.

[0023] The rear wheel assembly includes a rear wheel shaft 24 welded to a vehicle base 5, a motor 10 providing power source installed on the rear wheel shaft 24, and planetary wheels 9 installed at both ends of the rear wheel shaft 24, the planetary wheels 9 are connected to the rear wheel shaft 24 through a first rotating shaft 14, and the planetary wheels 9 are rotatably connected to the rear wheel bearing bracket 19 through a second rotating shaft 20 by three identical small wheels 18, and the three small wheels are evenly arranged at 60 degrees. When the smart power-assisted cart is climbing over stairs or obstacles, the obstacles or steps of the stairs will first contact the planetary wheels 9, and the planetary wheels 9 will guide the obstacles or steps of the stairs to contact the front universal wheels 4. This is not only conducive to improving the climbing ability of the front universal wheels 4, but also can reduce resistance and impact.

[0024] It is characterized in that the top of the truck bed 8 is open, and a left telescopic handle lifting rod 6 and a right telescopic handle lifting rod 23 are arranged on the front side of the truck bed 8, and the left telescopic handle lifting rod 6 is connected to the truck bed 8 through a rib 12; when unloading, the user can pull the left telescopic handle lifting rod 6 outward to facilitate dumping of the goods in the truck bed 8; an assistant brake 11 is installed under the right telescopic handle lifting rod 23, and the truck bed 8 can be fixed at any angle by pulling the assistant brake 11, thereby reducing the use of manpower.

[0025] The above implementation modes cannot limit the protection scope of the present invention. The equivalent modifications and changes made by those skilled in the art without departing from the overall concept of the present invention are still within the scope of the present invention.

Claims

1. A planetary gear-based smart power-assisted stroller, characterized in that The vehicle base (5): The front side of the vehicle base (5) is provided with a steering through hole (16), and the steering through hole (16) is connected to the control handle (1). The front side of the vehicle base (5) is provided with a brake foot brake (3). A countersunk seat (7) is welded on the lower side of the vehicle base (5). The vehicle base (5) is movably connected to the vehicle bucket (8), and is connected to the pin hole (13) of the vehicle bucket through a cylindrical pin through the pin hole (17) of the vehicle base. A detachable cargo cover (22) is provided between the vehicle base (5) and the vehicle bucket (8).

2. The planetary gear-based smart power-assisted stroller according to claim 1, characterized in that: The control handle (1) is provided with an electric switch button (2); the steering through hole (16) enables the control handle (1) to be steerably connected to the vehicle base (5); and a front fork plate (15) connected to the rotating shaft of the front universal wheel (4) is provided at the bottom of the vehicle base (5).

3. The planetary gear-based smart power-assisted stroller according to claim 1, characterized in that: The rear wheel shaft (24) is welded to the vehicle base (5), the motor (10) is mounted on the rear wheel shaft (24), and the planetary wheels (9) are mounted on both ends of the rear wheel shaft (24); the planetary wheels (9) are connected to the rear wheel shaft (24) via a first rotating shaft (14), and the planetary wheels (9) are rotatably connected to the rear wheel bearing bracket (19) via three identical small wheels (18) via a second rotating shaft (20).

4. The planetary gear-based smart power-assisted stroller according to claim 1, characterized in that: The top of the truck bed (8) is open, and a detachable cargo cover (22) is installed between the bottom and the vehicle base (5). After assembly, the truck bed (8) and the cargo cover (22) are in close contact with each other, and the cargo cover (22) is in close contact with the vehicle base (5). A left telescopic handlebar (6) and a right telescopic handlebar (23) are arranged on the front side of the truck bed (8), and the left telescopic handlebar (6) is connected to the truck bed (8) through a rib plate (12); an assistant brake (11) is installed below the right telescopic handlebar (23).

5. The planetary gear-based smart power-assisted stroller according to claim 2, characterized in that: The front universal wheel (4) is rotationally connected to the front fork plate (15) via a third rotating shaft (21).

6. The planetary gear-based smart power-assisted stroller according to claim 1, characterized in that: The countersunk seat (7) has a built-in power supply box, and the power supply box is a 50V storage battery.

7. The planetary gear-based smart power-assisted stroller according to claim 3, characterized in that: The power of the motor (10) is 1500W.

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