681 results about "Road sweeper" patented technology

The invention discloses an automatic driving system applied to a road sweeping vehicle and a control method and device thereof, which belongs to the technical field of automatic driving. The system comprises a positioning module, a number of radars, a visual acquisition and analysis module, a control module and an underlying execution module. A lidar detects obstacles in front of the driving vehicle and on both sides of the front of the driving vehicle and detects road edges on both sides of the front of the driving vehicle. An ultrasonic radar detects obstacles on both sides of the vehicle. Amillimeter wave radar detects the type of obstacles in front of the driving vehicle, behind the driving vehicle and on both sides behind the driving vehicle, calculates the distance and relative speed between a dynamic obstacle and the vehicle. The visual acquisition and analysis module detects a travelable area in front of the driving vehicle, a road stop line in front of the driving vehicle, obstacles and traffic lights in front of the driving vehicle, and the distance between the front wheels of the vehicle and lane lines on both sides of a driving lane. The control module determines the driving road and driving policy of the vehicle based on detection information. The vehicle is controlled to drive on the driving road according to the driving policy.

The invention discloses an urban road sweeper which comprises a sweeper body. A rear axle is rotatably arranged at the bottom of the sweeper body, and driving wheels are fixedly mounted at the two ends of the rear axle. A front axle is rotatably arranged at the bottom of the sweeper body, and front wheels are fixedly mounted at the two ends of the front axle. A rotatable shaft is vertically rotatably arranged on the sweeper body in a penetrating mode, and an incomplete gear is fixedly mounted at the upper end of the rotatable shaft in a sleeving mode. A fixed shaft is rotatably sleeved with adriven gear connected with a second rack in an engaged mode, and a swing rod is fixedly mounted on the driven gear. A plurality of sweeping brush plates are arranged at the bottom of a sweeping rotating disc. According to the urban road sweeper, through driving of a driving motor, the driving wheels rotate, and the sweeper body moves accordingly; meanwhile, the second rack transversely moves backand forth along with a guiding rod to drive the swing rod to swing, and the sweeping rotating disc which is driven by a rotary motor to rotate is driven by the swing rod to swing to sweep the ground;and the ground is sufficiently swept while the sweeper body moves for forward traveling, the sweeping efficiency of the ground is improved, and operation is easy and convenient.

A power management system for a surface maintenance machine, such as a street sweeper is disclosed. The system includes a variable speed engine for transporting the surface maintenance machine, a hydraulic pump powered by the engine, a vacuum fan motor powered by the hydraulic pump, an engine speed sensor coupled to the engine, an electric proportional valve coupled between the hydraulic pump and the vacuum fan motor, said valve for selectively restricting a flow rate to the vacuum fan motor, and a control unit operatively coupled to the engine speed sensor and the proportional valve, said control unit receiving engine speed information from the engine speed sensor and communicating a predetermined signal to the proportional valve to control the flow rate to the vacuum fan motor as a function of engine speed. A method of managing engine power from a single-engine street sweeper is also disclosed.

The invention discloses a multifunctional street sweeper. The street sweeper comprises a chassis, vehicle tires arranged under the chassis, a cab arranged above the chassis and a large dustbin, and is mainly characterized in that: a plurality of fan-blade type reversely rotating sweeping brush rollers are matched with one another, arranged transversely and vertically upward or obliquely forward or obliquely backward, connected with one another through driving belts or driving chains and driven by power output by an internal combustion engine or a direct current motor to completely gather thegarbage on the road, sweep snow off the road and drain the water on the road, thereby facilitating the garbage disposal of dumps.

The invention disclose an adsorption road sweeper with combined nozzle, comprising a chassis, a fan, a dust-cleaning box, a dustbin and an air channel mounted on the chassis. The chassis mounted with a left absorber, a middle absorber and a right absorber under, while the left and right absorbers are hinged at two sides of the middle absorber to connect a left absorber control cylinder and a right absorber control system in the middle absorber. The left, right and middle absorbers are respectively communicated with the dustbin via a left adsorption tube, a right adsorption tube and a middle adsorption tube. The invention has compact structure, strong adsorption and easy operation or the like.

The invention discloses a sweeping device of a road sweeping vehicle, comprising a sweeping mechanism, a garbage conveying system, a garbage can and a chassis. The sweeping device is characterized in that the sweeping mechanism is installed at the bottom of the chassis and comprises a main rolling sweeper, a main rolling sweeper outer cover, an auxiliary rolling sweeper and an auxiliary rolling sweeper outer cover, wherein the auxiliary rolling sweeper outer cover provided with the auxiliary rolling sweeper is adjacent to the main rolling sweeper outer cover, and communicated auxiliary rolling sweeper conveying ports are arranged at the adjacent positions of the main rolling sweeper outer cover and the auxiliary rolling sweeper outer cover which are both provided with appropriate openings as garbage inlets opposite to the ground; the upper part of the main rolling sweeper outer cover is provided with a main rolling sweeper garbage outlet connected to the garbage conveying system; the garbage conveying system comprises a chain, conveying belts with garbage buckets, a conveying belt motor, a driving chain wheel, a transmission chain wheel and a regulating chain wheel; and the conveying belts are arranged around the left side and the right side as well as the upper surface and the lower surface of the garbage can, and the conveying belt motor drives the conveying belts to run. Therefore, the sweeping device can be used for sweeping in rugged environments and pouring the swept garbage into the garbage can through the conveying belts.

The invention relates to a road sweeper as well as a cleaning operational method. The road sweeper comprises a water tank, a garbage box and a filter screen arranged on a vehicle frame, a water pump made of copper, aluminum or stainless steel material and communicated with the water tank is also disposed on the vehicle frame, a butterfly shape brush and a suction cup are arranged at both sides of the vehicle frame respectively, a suction roll communicated with the garbage box is arranged on the suction cup, a fan communicated with the garbage box is mounted on the vehicle frame, a semi-closed dust-collecting curtain is arranged under the vehicle frame for covering the butterfly shape brush, and the suction cup is communicated with the semi-closed dust-collecting curtain, the fan sucks dust and garbage swept by the butterfly shape brush by dry method in the semi-closed dust-collecting curtain to form a dusty airflow to enter the garbage box through the suction cup and the suction roll, and the water pump pumps snow-melting agent aqueous solution in the water tank and sprinkles the solution to the dusty airflow through a nozzle arranged in the suction cup and/or the suction roll, the fan pumps the clean airflow undergoing gravity settling and filtration by the filter screen in the garbage box and discharges the airflow through an exhaustion channel, and the road sweeper can be used for sweeping operations by dry method or wet method, and has advantages of good wet-type dust control effect and environmental protection of operations.

The invention discloses a sweeping mechanism of a road sweeper, comprising a main rolling-sweep shell, a main rolling sweeper, an assistant rolling-sweep shell and an assistant rolling sweeper. The sweeping mechanism of the road sweeper is characterized in that the adjacent position of the main rolling-sweep shell and the assistant rolling-sweep shell is provided with a communicated louver-type delivery port; the main rolling-sweep shell is communicated and connected with the assistant rolling-sweep shell through the louver-type delivery port arranged on the adjacent position; the main rolling-sweep shell and the assistant rolling-sweep shell are respectively provided with a main rolling-sweep elastic dust guide plate and an assistant rolling-sweep elastic dust guide plate at the lower part of the adjacent position; openings arranged on the main rolling-sweep shell and the assistant rolling-sweep shell relative to the ground are rubbish inlets; the upper part of the main rolling-sweep shell is provided with a main rolling-sweep rubbish outlet so that assistant rolling-sweep rubbishes can be smoothly delivered into a main rolling-sweep cavity, rubbishes inside the main rolling-sweep cavity can not fall into an assistant rolling-sweep cavity in a rolling-sweep way under the action of a dust baffle, thus the invention is especially suitable for sweeping on wetter road surfaces, and a small quantity of rubbishes can not be bonded on a fur brush of the assistant rolling sweeper any more under the action of the dust baffle so as to be smoothly delivered into the main rolling-sweep cavity.

The invention discloses an efficient and clean multifunctional sweeping vehicle, which comprises a sweeping vehicle body, a telescopic rod, a camera, a turntable, a water spray pipe, a display screen, a water storage tank, stirring blades, a vacuum cleaner, a roller, a cleaning handle and a garbage bucket. The vehicle speed tester is installed in the sweeping vehicle body, the output shaft of the first motor is connected to the telescopic rod, the bottom end of the telescopic rod is fixedly connected to the center of the turntable, brushes are laid on the lower surface of the turntable, and a vacuum cleaner is installed inside the sweeping car body. There is a roller on the bottom surface of the carriage, and the cleaning handle is laid on the outer surface of the roller. The garbage bucket is connected to the bottom surface of the sweeping car body through the lifting rod. There is a water storage tank in the sweeping car body. A flow rate measuring instrument is installed on the pipe, and a display screen and a data processor are arranged on the body of the sweeping vehicle. The invention is convenient for cleaning the road surface, reduces its flying at the same time, ensures the freshness of the air quality, avoids splashing water on the body, has a simple structure, is convenient to use, and is beneficial to popularization.

The invention relates to a road sweeper and a sweeping device thereof. The sweeping device comprises a connection frame, a sweeping body and a floating regulation device. The sweeping body is mounted on the connection frame, a first end of the connection frame is connected with a chassis frame of the road sweeper, and the connection frame is capable of rotating relative to a connection point of the first end of the connection frame and the chassis frame. A position close to a second end of the connection frame is connected with the chassis frame through the floating regulation device to make the connection frame float up and down along with up-down changes of a swept road surface under the action of the floating regulation device so as to drive the sweeping body to float up and down. By the floating regulation device, the connection frame connected with the sweeping body is capable of floating up and down along with up-down changes of the swept road surface so as to drive the sweeping body to float up and down, damages caused by hard collision of the sweeping body and the swept road surface in up-down changes can be avoided, the service life of the sweeping device is prolonged, and sweeping efficiency is improved.

Street sweeper having dust control from two or more cleaning heads with one air source where one fan provides vacuum for a centrally located rotating broom which is surrounded by a vacuumized chamber and for a gutter broom which is surrounded by a vacuumized chamber. A plenum having a unique valving system and a filter shaker mechanism provides for filter cleaning and for a dirt and debris path from the plenum to a hopper bottom during filter cleaning.

The invention provides a road sweeper, and relates to the technical field of environmental sanitation. The road sweeper includes an aggregate bin, a sweeping roller and a garbage shovel, wherein the aggregate bin is a rectangular box with an open upper end, wheels for allowing the aggregate bin to move are symmetrically arranged on two opposite side walls of the aggregate bin, and a first transmission wheel is also arranged on the aggregate bin and matched with the wheels for rotating; a second transmission wheel is arranged on the end face of the sweeping roller and in transmission with the first transmission wheel by a conveying belt or a conveying chain, the end face of the sweeping roller is connected with one end of the strut, and the other end of the strut is rotationally connected with the side wall, on which the wheel is arranged, of the aggregate bin; the garbage shovel is arranged between the aggregate bin and the sweeping roller, for collecting garbage. The road sweeper provided by the invention is applicable to cleaning various road surfaces, particularly applicable to sweeping sandy roads or unsurfaced roads, does not damage the road surfaces when in sweeping, meanwhile has a certain leveling function, and is good in sweeping effect and high in cleaning efficiency.

The invention, which belongs to the technical field of the analysis measurement and control, discloses a vehicle-mounted monitoring system of an all-electric road sweeper that is mainly used for carrying out real-time monitoring and controlling on the working process of a small all-electric road sweeper. The system comprises an information acquisition and conditioning module, a touch screen display module, a three-color LED alarm module, a power module, a visual detection module, a controller module, and an execution mechanism module, wherein the information acquisition and conditioning module is formed by a plurality of sensors and conditioning circuits and the like. The system is used for measurement, analyses and control of working units during the working process of the small all-electric road sweeper; and real-time measurement and display of working parameters, real-time control of the working units, and early warning an determination of the working faults can be realized. With the system, the working efficiency of the sweeper can be improved; fault rates of the working units can be reduced; and the automatic level of the sweeper can be improved. Therefore, the working strength of the cleaner can be reduced.

The invention relates to a road sweeper. The road sweeper comprises a vehicle body, wherein a disc brush sweeper and a material centralizer are correspondingly arranged on the two sides on the front part of the vehicle body; a material collecting and lifting device is hung between front wheels and rear wheels; the material collecting and lifting device inputs collected materials into a material collecting box through a material guide groove; the material collecting and lifting device is powered by a power supply in the vehicle body; the tail part of the vehicle body is provided with a dust adsorbing and removing device; the material collecting and lifting device comprises a horizontal bracket, a vertical bracket, a front rolling sweep group and a rear rolling sweep group; the vertical bracket is provided with a transport device; the transport device comprises an annular transport tape of which the middle part is provided with a C-shaped collecting and lifting groove and a drive shaft which is driven by a hydraulic motor for driving two drive wheels and driven wheels to rotate, so that the annular transport tape moves in the circumferential direction of the vertical direction; a collecting shovel is arranged inside the upper part of the vertical bracket; and when the materials in the C-shaped collecting and lifting groove move to the top along with the annular transport tape, the materials in the C-shaped collecting and lifting groove naturally fall into the collecting shovel and slide in the material collecting box in the vehicle body along the material guide groove. The road sweeper can be widely used for sweeping under various road conditions.

The invention discloses a road-sweeper sweeping mechanism with variable-plane sweeping disks, which comprises a power system and sweeping disks driven thereby, wherein each sweeping disk comprises a broom and a turntable, and each turntable is provided with one broom; the back end of the broom handle of each broom is connected with the turntable in an axial rotation mode; the front end of the broom handle is provided with a broom brush; the broom handle is limited by a device which can limit the broom handle to swing on the turntable plane and enable the broom handle to move up and down in the axial space of the turntable to perform the guide function; and the broom handle is also limited by a support device which can limit the axial falling of the broom handle in the axial direction of the turntable. The invention is characterized in that the sweeping mechanism is provided with at least a pair of sweeping disks; each pair of the sweeping disks is composed of two sweeping disks which are adjacently arranged; one sweeping disk rotates clockwise, and the other sweeping disk rotates counterclockwise; and the mesh position or joint of the two sweeping disks is provided with a waste-conveying dust-guide plate. The waste is conveyed along the waste-conveying dust-guide plate into a waste bin or waste conveying mechanism, so that the sweeping mechanism can sweep different dust substances in different environments.

The invention provides a road sweeper which breaks through the structure form of a traditional road sweeper. Under the action of exhaust force of an exhaust fan, dust swept up from the ground can enter a dustbin along with air through a conveying device, the dust and air in the dustbin enter dust removal filter drums together through an exhaust opening of the dustbin; the air mixed with the dust is filtered by the dust removal filter drums, so that the dust is filtered out of the dust removal filter drums, and then the dust gathered outside the dust removal filter drums is stirred to fall in the dustbin through a stirring device; and all the dust is taken as garbage to be adsorbed, and clean air passes through the dust removal filter drums and then is exhausted to the outside through an outlet of the exhaust fan. When the road sweeper encounters with obstacles which cannot be swept away, main brushes swing upwards with the pivot position of a swing arm and the conveying device as a rotating point through the swing arm, so that the main brushes float vertically in a self-adaption manner according to road conditions, and the main brushes are prevented from being damaged. After the road sweeper encounters with large garbage, a first elastic baffle can be upwards lifted by a lifting mechanism so that the large garbage can smoothly enter main brush shells and then be swept away by the main brushes.

A hydraulic control system based on a single-engine road sweeper comprises a walking hydraulic control system and a sweeping hydraulic control system. The walking hydraulic control system comprises a three-position four-way valve with the control end connected with an accelerator pedal, the output end of the three-position four-way valve is connected with a bidirectional variable pump through an electromagnetic floating valve, and the bidirectional variable pump is respectively connected with an oil inlet and an oil outlet of a bidirectional constant displacement motor to form a circulating loop. The sweeping hydraulic control system comprises an oil tank and transfer cases arranged in parallel, the transfer cases are controlled by two electromagnetic reversing valves with the opposite control actions, the oil tank is connected with the transfer cases through pipelines, and hydraulic pumps are arranged on the connecting pipelines. A disc sweeping motor is controlled by an independent motor electromagnetic reversing valve, and two electromagnetic reversing valves used for flow division are arranged between the electromagnetic reversing valve and the oil tank in parallel. An overflow valve and an unloading electromagnetic reversing valve are respectively connected between the oil tank and the transfer cases. An auxiliary engine is eliminated, the habit of a drive for driving a vehicle is not changed, and a large amount of fuel is saved.

The invention discloses a novel road sweeper, which comprises a cleaning mechanism, and is characterized in that the cleaning mechanism comprises a main roll sweep outer cover, a sub-roll sweep outercover and a secondary transport roll sweep outer cover, wherein a main roll sweep, a sub-roll sweep and a secondary transport roll sweep are arranged in the three outer covers respectively; the position adjacent to the main roll sweep outer cover is provided with the sub-roll sweep outer cover; the main roll sweep outer cover is fixedly connected with the sub-roll sweep outer cover and is communicated with the sub-roll sweep outer cover through a transport opening; the upper part of the main roll sweep outer cover is provided with the secondary transport roll sweep outer cover and is communicated and connected with the secondary transport roll sweep outer cover through a garbage transport port; the top of the secondary transport roll sweep outer cover, which deviates from one side of a garbage box, is provided with a delivery outlet; the front deviating direction of the main roll sweep outer cover relative to the ground and the back deviating direction of the sub-roll sweep outer coverrelative to the ground are provided with a garbage inlet respectively; the main roll sweep and the secondary transport roll sweep adopt laddering hairbrushes similar to vanes; the main roll sweep, the sub-roll sweep and the secondary transport roll sweep are rotated in opposite directions; and the lower part of the main roll sweep outer cover is fixedly provided with a movable joint arc dust guiding plate so as to clean the rugged ground, and the cleaning effect is good.

The present invention provides a road sweeper, comprising a body, a first suction pipeline, sweeping devices, a second suction pipeline and a fan. The body is provided with a dustbin; the first end of the first suction pipeline extends towards the position below the body and the second end of the first suction pipeline extends into the dustbin; the sweeping devices are provided with dust collection air pipes; the second suction pipeline is independent of the first suction pipeline, the dust collection air pipes are communicated with the first end of the second suction pipeline, and the second end of the second suction pipeline extends into the dustbin; the fan is arranged on the body, the air inlet side of the fan is communicated with the dustbin, and thus a negative pressure zone is formed in the dustbin. By applying the road sweeper, accidents caused by icy roads due to water spraying for dust removal can be effectively avoided, and the reliability of road construction is improved on the premise of guaranteeing the dust removal effect. The road sweeper can be used in winter, thus effectively solving the problem that the equipment is idle.