Ultra-light individual soldier electric single-wheel transport vehicle

The ultralight electric unicycle for individual soldiers, with its symmetrical side plate structure and modular design, solves the problems of traditional electric unicycles, such as heavy weight, high noise, and poor climbing performance. It achieves lightweight, quiet operation, reliable braking, and multi-functional cargo carrying, improving the convenience and adaptability of individual soldier transportation.

CN224277180UActive Publication Date: 2026-05-26SHANGHAI MENGDING INTELLIGENT TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI MENGDING INTELLIGENT TECHNOLOGY CO LTD
Filing Date
2025-08-15
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Traditional electric wheelbarrows are heavy, noisy, and have poor climbing ability, making them difficult to adapt to complex terrain and inconvenient for individual soldiers to carry and operate covertly.

Method used

Featuring a symmetrical side panel structure, support components, and modular design, combined with silent drive components and detachable wheels, and equipped with lithium batteries and lighting, it achieves a lightweight, quiet, reliable braking, and multi-functional cargo platform.

Benefits of technology

It improves the convenience and reliability of individual soldier transportation, adapts to complex terrain, enhances concealment and transportation efficiency, facilitates disassembly and maintenance, and adapts to the cargo carrying needs of different scenarios.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of transportation equipment, and discloses an ultra-light individual soldier electric single-wheel transport vehicle which comprises two side plates which are symmetrically arranged and used for supporting, a rotating shaft is jointly installed on the lower portions of the two side plates, and a wheel body is fixedly arranged in the middle of the outer portion of the rotating shaft in a sleeved mode. And the upper parts of the two side plates are jointly and fixedly connected with a fixed pipe. The lightweight design of symmetrical side plates is adopted, carrying by an individual soldier is facilitated, stable parking supporting is achieved through the supporting assembly, the driving system provides silent efficient power through chain wheel transmission and has the anti-sliding function, and the vehicle body structure in modular design supports rapid disassembly, assembly and maintenance and multi-scene carrying platform adaptation; and the lighting lamp is arranged to meet the night use requirement, the endurance convenience is improved through the pluggable lithium battery, concealment, terrain adaptability and operation convenience are integrally considered, and the reliability and efficiency of field individual soldier material transportation are remarkably improved.
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Description

Technical Field

[0001] This utility model relates to the field of transportation equipment technology, specifically to an ultralight single-soldier electric wheelbarrow transport vehicle. Background Technology

[0002] Electric unicycles are portable transport devices that are electrically driven and move loads using a single-wheel structure. Their core principle is to move by rotating the wheels driven by an electric motor. These devices are suitable for military, firefighting, and forestry applications due to their lightweight design, making them easy for individual soldiers to carry; their narrow wheels allow them to adapt to complex terrains such as mountains and jungles; and their electric drive provides low noise and zero emissions, making them suitable for covert operations.

[0003] Traditional electric wheelbarrow transport vehicles mostly use agricultural motors with lead-acid or lithium batteries, which are non-replaceable. Most are directly driven by the motor, resulting in high noise and energy consumption. Insufficient torque output often leads to poor climbing performance, making them unsuitable for complex terrain. Furthermore, the noise can reveal the position of combat units, affecting covert operations. In addition, most electric wheelbarrow transport vehicles still use traditional flatbed or large trailer designs, which are bulky, heavy, and inconvenient to carry. They are inefficient in rugged terrain, causing operator fatigue. Their wheels are mostly small or large disc wheels, primarily designed for high loads but with poor maneuverability, making them unsuitable for complex environments such as mountains, jungles, and urban ruins. Therefore, those skilled in the art provide an ultralight electric wheelbarrow transport vehicle for individual soldiers to solve the problems mentioned in the background. Utility Model Content

[0004] The purpose of this utility model is to provide an ultralight electric single-wheel transport vehicle for individual soldiers, which solves the problems mentioned in the background art above.

[0005] This utility model provides the following technical solution: an ultralight single-soldier electric wheelbarrow transport vehicle, comprising two symmetrically arranged side plates for support, a rotating shaft is installed between the two side plates at the lower part, a wheel body is fixedly sleeved at the middle of the outer side of the rotating shaft, a fixing tube is fixedly connected between the two side plates at the upper part, a support assembly for supporting the wheel body is installed on one side of each of the two side plates, a drive assembly for driving the wheel body to rotate is installed at the lower end of the fixing tube, and a lighting lamp is fixedly installed on one side of the inner wall of the fixing tube.

[0006] As a preferred embodiment of the above technical solution, the supporting assembly includes a fixing cylinder, which is fixedly connected to the upper part of the side plate away from the fixing tube. A side mounting plate is fixedly sleeved on the outer side of the fixing cylinder, and the inner wall of the fixing cylinder is provided with internal threads. A fixing bolt is threadedly connected to the inner wall of the fixing cylinder.

[0007] As a preferred embodiment of the above technical solution, the drive assembly includes a geared motor and a large sprocket. The geared motor is fixedly connected to one side of the lower end of the fixed tube, and the large sprocket is fixedly sleeved on one side of the outside of the rotating shaft. A small sprocket is fixedly connected to the output end of the geared motor, and a chain is sleeved between the large sprocket and the small sprocket.

[0008] As a preferred embodiment of the above technical solution, a friction disc is fixedly connected to one side of the outside of the rotating shaft, and a disc brake is fixedly installed on one of the side plates near the side wall of the wheel body, with the friction disc disposed inside the disc brake.

[0009] As a preferred embodiment of the above technical solution, a support rod is fixedly connected to one side of the inner wall of each of the two side plates, and a handle is fixedly installed inside both support rods, with protective pads fitted at both ends of the handle.

[0010] As a preferred embodiment of the above technical solution, a brake handle is fixedly installed on one side of the handle, and multiple spokes arranged in a circular array are fixedly connected to the inner wall of the wheel body, with a lithium battery fixedly installed on one side wall of the support rod.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] This ultralight electric unicycle transport vehicle for individual soldiers reduces overall weight through a symmetrical side panel structure, making it easy for a single soldier to carry. The support components lower the center of gravity, improving vehicle stability on sloping surfaces. The support components on both sides can be used for carrying cargo. When temporary stopping is needed, the items on the support components are first removed, then the support components are used to support the ground, allowing the entire vehicle to stop and stand upright. Simultaneously, the drive components provide efficient power output, operate quietly, and have anti-slip damping, enhancing concealment and making the vehicle easier to push, thus improving transport efficiency. Disc brakes and friction discs work together to ensure reliable braking, enhancing operational safety and adapting to complex terrain. The handles and wheels are quick-release for easy maintenance and replacement, facilitating vehicle mounting for convenient transport. The side panels, fixing tubes, and support components are modularly designed for easy disassembly and replacement, allowing for different cargo platforms to be used in different scenarios. The lighting provides illumination for nighttime use. The lithium battery is a quick-plug tool battery, offering convenient battery swapping and good compatibility, thus comprehensively improving the convenience and reliability of individual soldier supply transport in the field. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the main structure of an ultralight electric single-wheel transport vehicle for individual soldiers;

[0014] Figure 2 This is a schematic diagram of the main structure of an ultralight electric single-wheel transport vehicle for individual soldiers from another perspective.

[0015] Figure 3 This is a schematic diagram of the structure of an ultralight electric single-wheel transport vehicle after it has been parked.

[0016] Figure 4 This is a disassembled view of the main structure of an ultralight electric single-wheel transport vehicle for individual soldiers.

[0017] Figure 5 A schematic diagram of the support structure of an ultralight single-soldier electric wheelbarrow transport vehicle;

[0018] Figure 6 This is a schematic diagram of the drive component structure of an ultralight electric single-wheel transport vehicle for individual soldiers.

[0019] Legend:

[0020] 1. Side plate; 2. Rotating shaft; 3. Wheel body; 4. Fixing tube; 5. Support assembly; 501. Fixing cylinder; 502. Side mounting plate; 503. Fixing bolt; 6. Drive assembly; 601. Gear motor; 602. Large sprocket; 603. Small sprocket; 604. Chain; 7. Lighting lamp; 8. Friction disc; 9. Disc brake; 10. Support rod; 11. Handle; 12. Protective pad; 13. Brake handle; 14. Spoke; 15. Lithium battery. Detailed Implementation

[0021] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.

[0022] Please see Figures 1-6 As shown, this utility model provides a technical solution: an ultralight single-soldier electric wheelbarrow transport vehicle, including two symmetrically arranged side plates 1 for support, a rotating shaft 2 is installed between the two side plates 1 at the lower part, a wheel body 3 is fixedly sleeved on the outer middle of the rotating shaft 2, a fixing pipe 4 is fixedly connected between the two side plates 1 at the upper part, a support component 5 for supporting the wheel body 3 is installed on one side of each of the two side plates 1, a driving component 6 for driving the wheel body 3 to rotate is located at the lower end of the fixing pipe 4, and a lighting lamp 7 is fixedly installed on one side of the inner wall of the fixing pipe 4.

[0023] Furthermore, this ultralight electric single-wheel transport vehicle reduces overall weight through a symmetrical side plate 1 support structure, making it easy for individual soldiers to carry. The wheel body 3, composed of a rim and a tire, is the core structure supporting the vehicle body and enabling rolling. It is not only lightweight and compact, but the support component 5 can also lower the center of gravity of the device. When temporary stopping is required, the support component 5 can be supported on the ground, allowing the entire device to stop and stand upright. At the same time, the drive component 6 achieves efficient power output, is quiet, and has anti-slip damping, making it more concealed. It is also easy for users to push the device, improving transportation efficiency. The disc brake 9 works in conjunction with the friction disc 8 to ensure reliable braking, enhance operational safety, and adapt to complex terrain.

[0024] Handle 11 can be quickly disassembled. The rotating shaft 2 and the two side plates 1 are connected by a quick-release assembly. The quick-release assembly mainly consists of a quick-release rod, a cam washer, a spring, a quick-release handle, and a nut. The principle is to use the quick-release handle to drive the cam washer structure to generate strong pressure, so that the quick-release rod extends and locks the rotating shaft 2 on the wheel body 3. When the handle is released, the cam washer releases tension, and the parts are quickly separated with the assistance of the spring, realizing the quick disassembly and assembly of the wheel body 3 and the rotating shaft 2. This makes the wheel body 3 easy to disassemble, repair, and replace, and makes it convenient to mount the vehicle for transportation. The side plates 1, fixing tubes 4, and support assembly 5 are modularly designed for easy disassembly and replacement. Different cargo platforms can be matched for different scenarios. The lighting lamp 7 can provide illumination. The lighting lamp 7 has a high beam design, with yellow low beam and white high beam, and the illumination range can be adjusted for easy use at night. This comprehensively improves the convenience and reliability of field individual soldier material transportation.

[0025] As one implementation method in this embodiment, please refer to Figures 2-5 As shown, the supporting component 5 includes a fixed cylinder 501, which is fixedly connected to the upper part of the side plate 1 away from the fixed tube 4. A side mounting plate 502 is fixedly sleeved on the outer side of the fixed cylinder 501. The inner wall of the fixed cylinder 501 is provided with internal threads, and a fixing bolt 503 is threadedly connected to the inner wall of the fixed cylinder 501.

[0026] Furthermore, under load, the side mounting plates 502 distribute the weight of the supplies. The symmetrical design of the side plates 1 and 502 reduces the vehicle's moment of inertia and center of gravity, making the device more stable during movement and adaptable to complex terrain. This comprehensively improves the convenience and reliability of transporting supplies to individual soldiers in the field. Simultaneously, the side mounting plates 502 on both sides can be used to carry goods. When temporary stopping is required, the items on the side mounting plates 502 are first removed, and then the fixing bolts 503 are loosened. The fixing bolts 503 release the pressure on the side mounting plates 502, and then the side mounting plates 502 are rotated so that the lower ends of the side mounting plates 502 are stably in contact with the ground. The user then tightens the fixing bolts 503, allowing the device to resume normal operation. Figure 3 The device is supported on the ground, allowing it to stop and stand upright.

[0027] As one implementation method in this embodiment, please refer to Figure 1 , Figure 2 , Figure 5 and Figure 6As shown, the drive assembly 6 includes a geared motor 601 and a large sprocket 602. The geared motor 601 is fixedly connected to one side of the lower end of the fixed tube 4. The large sprocket 602 is fixedly sleeved on one side of the outside of the rotating shaft 2. A small sprocket 603 is fixedly connected to the output end of the geared motor 601. A chain 604 is sleeved between the large sprocket 602 and the small sprocket 603.

[0028] Furthermore, when the geared motor 601 is working, the output end of the geared motor 601 drives the small sprocket 603 to rotate, which drives the chain 604 to drive the large sprocket 602 to rotate, transmitting power to the rotating shaft 2 fixed to the wheel body 3 to achieve forward movement, making it easier for the user to push the device and improving transportation efficiency. In addition, the geared motor 601 is a brushless high-torque motor, which is quiet and has anti-slip damping, making the device more concealed.

[0029] As one implementation method in this embodiment, please refer to Figures 1-4 As shown, a friction disc 8 is fixedly connected to one side of the outside of the rotating shaft 2, and a disc brake 9 is fixedly installed on one side plate 1 near the side wall of the wheel body 3, with the friction disc 8 located inside the disc brake 9.

[0030] Support rods 10 are fixedly connected to one side of the inner wall of the two side plates 1. A handle 11 is fixedly installed in both support rods 10. Protective pads 12 are fitted on both ends of the handle 11.

[0031] A brake handle 13 is fixedly installed on one side of the handle 11. Multiple spokes 14 arranged in a ring array are fixedly connected to the inner wall of the wheel body 3. A lithium battery 15 is fixedly installed on one side wall of one of the support rods 10.

[0032] Furthermore, during braking, operating the brake handle 13 pulls the steel wire cable to make the disc brake 9 caliper engage the friction disc 8, achieving controllable stopping through frictional deceleration. The handle 11 and protective pad 12 optimize ergonomic operation, reducing fatigue, thereby comprehensively improving the convenience and reliability of field individual soldier material transportation. In addition, a control panel is set on the side of the handle 11 away from the brake handle 13, which can control the rotation of the geared motor 601. The control panel is connected to the geared motor 601 controller through an integrated circuit, converting user operation commands into electrical signals and transmitting them to the geared motor 601 driver, thereby controlling the speed and torque of the geared motor 601 to ensure the device's movement status. A locator is fixedly installed in the middle of the handle 11 to accurately track the position in real time and provide navigation assistance.

[0033] The support rod 10 is fixedly connected to the inner wall of the two side plates 1 by limiting bolts and nuts, and the handle 11 is fixedly connected to the two support rods 10 by mounting bolts. This allows the support rod 10 and handle 11 to be quickly disassembled, making the device easy to disassemble, repair and replace. The vehicle body can be mounted on a car for easy transportation.

[0034] The spokes 14 reduce the rotational mass of the wheel body 3 while ensuring structural strength, thus making the wheel body 3 more capable of traversing complex terrain. The lithium battery 15 powers the entire device and is a quick-plug tool battery, which is convenient to replace and has good compatibility.

[0035] Working principle: The device forms a stable frame through the support structure of the side plate 1. When the operator holds the handle 11, the reduction motor 601 is started through the control panel. The output end of the reduction motor 601 drives the small sprocket 603 to rotate, which in turn drives the chain 604 to rotate the large sprocket 602. The power is transmitted to the rotating shaft 2, which is fixed to the wheel body 3, to achieve forward movement. This makes it easier for the user to push the device and improves transportation efficiency. Under load, the side mounting plate 502 distributes the weight of the materials. The symmetrical design of the side plate 1 and the side mounting plate 502 reduces the inertial torque and center of gravity of the entire vehicle, making the device more stable when moving. The device is designed to adapt to complex terrain, thereby comprehensively improving the convenience and reliability of individual soldier supply transportation in the field. It is also quiet and features anti-slip damping, making the device more concealed. The side mounting plates 502 on both sides can be used to carry cargo. When temporary stopping is required, first remove the objects from the side mounting plates 502, then loosen the fixing bolts 503. This releases the clamping force on the side mounting plates 502. Then, rotate the side mounting plates 502 so that their lower ends are stably in contact with the ground. Finally, the user tightens the fixing bolts 503 to allow the device to resume normal operation. Figure 3 The device is supported on the ground, allowing it to stand upright. The support rod 10 and handle 11 can be quickly disassembled, facilitating easy disassembly, maintenance, and replacement. The vehicle body can be mounted on a car for convenient transportation. The side plate 1, fixing tube 4, and support assembly 5 are modularly designed for easy disassembly and replacement, allowing for different cargo platforms to be used in different scenarios. The lighting lamp 7 provides illumination with adjustable light range, including low beam (yellow light) and high beam (white light), making it convenient for nighttime use. This comprehensively improves the convenience and reliability of transporting supplies to individual soldiers in the field.

[0036] The above embodiments are only used to illustrate the technical solution of this utility model, and are not intended to limit it.

Claims

1. An ultralight electric single-wheel transport vehicle for individual soldiers, comprising two symmetrically arranged side plates (1) for support, characterized in that: A rotating shaft (2) is installed between the two side plates (1) at the lower part. A wheel body (3) is fixedly sleeved on the middle of the outside of the rotating shaft (2). A fixing tube (4) is fixedly connected between the two side plates (1) at the upper part. A support assembly (5) for supporting the wheel body (3) is installed on one side of each of the two side plates (1). A drive assembly (6) for driving the wheel body (3) to rotate is installed at the lower end of the fixing tube (4). A lighting lamp (7) is fixedly installed on one side of the inner wall of the fixing tube (4).

2. The ultralight single-soldier electric wheelbarrow transport vehicle according to claim 1, characterized in that: The supporting assembly (5) includes a fixing cylinder (501), which is fixedly connected to the side plate (1) on the upper side away from the fixing tube (4). A side mounting plate (502) is fixedly sleeved on the outer side of the fixing cylinder (501). The inner wall of the fixing cylinder (501) is provided with internal threads, and a fixing bolt (503) is threadedly connected to the inner wall of the fixing cylinder (501).

3. The ultralight single-soldier electric wheelbarrow transport vehicle according to claim 1, characterized in that: The drive assembly (6) includes a geared motor (601) and a large sprocket (602). The geared motor (601) is fixedly connected to one side of the lower end of the fixed tube (4). The large sprocket (602) is fixedly sleeved on one side of the outside of the rotating shaft (2). A small sprocket (603) is fixedly connected to the output end of the geared motor (601). A chain (604) is sleeved between the large sprocket (602) and the small sprocket (603).

4. The ultralight single-soldier electric wheelbarrow transport vehicle according to claim 1, characterized in that: A friction disc (8) is fixedly connected to one side of the outside of the rotating shaft (2), and a disc brake (9) is fixedly installed on one side wall of the side plate (1) near the wheel body (3), and the friction disc (8) is located inside the disc brake (9).

5. The ultralight single-soldier electric wheelbarrow transport vehicle according to claim 1, characterized in that: A support rod (10) is fixedly connected to one side of the inner wall of each of the two side plates (1), and a handle (11) is fixedly installed in both of the two support rods (10). Protective pads (12) are fitted on both ends of the handle (11).

6. The ultralight single-soldier electric wheelbarrow transport vehicle according to claim 5, characterized in that: A brake handle (13) is fixedly installed on one side of the handle (11), and multiple spokes (14) arranged in a ring array are fixedly connected to the inner wall of the wheel body (3). A lithium battery (15) is fixedly installed on one side wall of the support rod (10).