Road cleaning device

The road cleaning device addresses the lack of autonomy in existing systems by harnessing energy from vehicle traffic to power its autonomous operation, ensuring continuous and efficient cleaning of roads.

WO2025127966A1PCT designated stage expired Publication Date: 2025-06-19NEIMYSHEV OLEG YURYEVICH
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Patent Information

Application Number
PCT/RU2024/050290
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Priority Date
2023-12-11
Filing Date
2024-11-15
Publication Date
2025-06-19

AI Technical Summary

Technical Problem

Existing road cleaning devices lack sufficient autonomy and efficiency in operation, as they rely on external power sources and have limited capabilities for continuous operation without human intervention.

Method used

A road cleaning device designed as a modular unit equipped with road cleaning means, a control unit, and a power supply unit that harnesses electrical energy generated from mechanical energy produced by vehicles traveling along the road, using piezoelectric blocks or energy recuperation systems to store and utilize this energy for autonomous operation.

Benefits of technology

The device achieves enhanced autonomy and continuous operation by utilizing energy harvested from vehicle traffic, eliminating the need for external power sources and ensuring effective cleaning of roads from contaminants like snow, dust, and debris.

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Abstract

The technical solution relates to autonomous means for maintaining and / or cleaning various types of roads. The present device is configured in the form of a module which is adapted to travel along a road and contains road cleaning means, a control unit and a power unit. The power unit is configured to receive electrical energy that is converted from mechanical energy arising when vehicles pass along the road. The technical result consists in an increase in the autonomy of the claimed device.
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Description

[0001] ROAD CLEANING DEVICE

[0002] The technical solution relates to autonomous means of operation and / or cleaning of roads for various purposes.

[0003] The prior art includes a robot according to patent CN 110700158 A, which is placed on a road barrier fence by means of grippers. The principle of its operation consists of moving along the barrier fence for cleaning, etc., the inter-barrier space.

[0004] The problem solved by the proposed utility model consists of further improvement of such devices, while the technical result achieved in solving the problem consists of increasing the autonomy of the declared device.

[0005] In order to achieve the set result, a road cleaning device is proposed, made in the form of a module used for moving along the road, containing road cleaning means, a control unit and a power supply unit made from the condition of obtaining electrical energy converted from mechanical energy arising when vehicles travel along the road, while the device also additionally contains a unit for accumulating the obtained electrical energy.

[0006] The principle of operation of the declared technical solution is based on the following.

[0007] The device is placed at the edge of the road, for example, on a rail or similar track, or placed on a horizontal guide (or guides), previously installed along the relevant road - this can be either a specially installed guide or a guide placed, for example, directly on the protective barrier fence of such a road. The device is placed with the possibility of movement along the road, or along the said guide, while the means of such movement can be different based on the existing level of technology (for example, wheels, rollers or similar technical elements) and are not an independent subject of patenting within the framework of this application.

[0008] Additionally, the means for recuperating mechanical energy into electrical energy are built into the road or in the immediate vicinity thereof, serving to ensure the movement of the claimed device along the guide and to ensure the operation of the actuators with which the device is equipped (brushes of various designs and purposes, reagent sprayers, etc.). Examples of such recuperation means (but not limited to) are disclosed, for example, in Russian Federation patents for inventions No. 2482568, 2770277. Thus, the first of such means is based on embedding a plurality of piezoelectric blocks into the road, wherein said plurality of piezoelectric blocks are capable of generating electrical energy in response to compression deformation produced by a passing vehicle and are built under the surface in two rows along at least one traffic lane, where the wheels of moving vehicles are most likely to pass.The ideology of the second one is based, among other things, on the recuperation of the energy of interaction of the masses of the device - the recuperator and the forces of the environment, such as oncoming wind flows, gravity forces, pressure drops, etc. into electrical energy. The energy arising in these cases is converted through a system of overrunning clutches, drives, levers and is transferred to a shaft with a mechanical storage device fixed to it in the form of a disk, and then to a generator that converts mechanical rotation energy into electrical energy. The obtained electrical energy can also be stored on batteries of various designs, which are additionally equipped with the declared device to provide it with power in the event of a low traffic flow and / or its complete absence for a certain period of time.

[0009] Taking into account the above, the electrical energy generated in the appropriate manner allows the declared device to move along the road, while the actuators with which such a device is equipped clean (clean) the road from snow, dust and other contaminants. In turn, the use of means for the recovery of mechanical energy into electrical energy to ensure the direct operation of the device allows for its autonomy to be maximized, since, due to the features inherent in roads in the form of regular movement of vehicles along them, it allows for an essentially inexhaustible supply of electrical energy, thereby eliminating the need to supply any special power to the device.

Claims

FORMULA OF A UTILITY MODEL A road cleaning device made in the form of a module used for movement along a road, containing road cleaning means, a control unit and a power supply unit made from the condition of obtaining electrical energy converted from mechanical energy arising when vehicles travel along the road, wherein the device additionally contains a unit for accumulating the obtained electrical energy. SUBSTITUTE SHEET (RULE 26)

Citation Information

Patent Citations

  • Environment-friendly air purification equipment capable of utilizing multiple energy sources

    CN114618682A

  • Self-generation type road sweeping apparatus using wind power

    KR1020180060297A

  • Noise protection fencing for highways and railways with integrated wind generators

    RU145952U1

  • Parking barrier activated by its own electric energy creation

    US20100098487A1