3968results about "Road cleaning" patented technology

A bag dispenser unit for dispensing bags may have a casing having an inner cavity for receiving a roll of bags and defining an opening for outletting a free end of the roll of bags to dispense bags. A cap mechanism may be rotatably mounted to the casing in a first rotational degree of freedom, the cap mechanism having a shutter portion sized to close the opening, the cap mechanism rotatable between a first orientation in which the shutter portion closes the opening, and a second orientation in which the shutter portion is away from the opening. An axle rotatably may be mounted to the casing or the cap mechanism in a second rotational degree of freedom and having an axle support configured to be engaged with an interior of the roll of bags.

A combined dust suppression system for a metal ore unloading station, and a using method. The combined dust suppression system consists of an ore unloading station tunnel wall surface accumulated dust high-pressure water flushing device, an ore unloading station tunnel floor spraying, watering, and wetting device, and an ore unloading station ore train floor bidirectional high-pressure spray dust suppression device. The ore unloading station tunnel wall surface accumulated dust high-pressure water flushing device is used for performing manual flushing on a tunnel by means of high-pressure water in the travel direction of an ore unloading train, the ore unloading station tunnel floor spraying, watering, and wetting device is used for performing spraying, watering, and wetting on the tunnel, and the ore unloading station ore train floor bidirectional high-pressure spray dust suppression device isolates dust generated during ore unloading at the ore unloading station. The water consumption can be reduced, excessive water in an ore unloading pit that causes adhesion and blockage can be effectively avoided, the field applicability of high-pressure spray dust suppression measures is improved, and on-demand spray dust removal of a high-pressure spray device is achieved; high-pressure water is used for flushing accumulated dust on the tunnel wall surfaces of ore unloading stations, and the tunnel floors of ore unloading stations are sprayed, watered, and wetted, thereby achieving significant comprehensive dust suppression and dust control effects, and notable energy-saving effects.

A handheld blower and / or vacuum has a housing base body with a main flow duct in which a fan is arranged and through which main air flow flows when the blower is in operation. The housing has a handle having a cooling air duct that extends from an inlet opening on the main flow duct via a holding section of the handle up to an outlet opening. The inlet opening is assigned to a first end of the handle. When the blower is in operation, cooling air flow flows from the inlet opening of the handle to the outlet opening of the cooling air duct. An electronic structural unit is arranged in the handle in such a way that this electronic structural unit is cooled by the cooling air flow when the blower is in operation.

The invention discloses a garbage inspection robot based on wheel type four feet, and belongs to the field of artificial intelligence, the garbage inspection robot comprises an inspection robot main body, the upper surface of the inspection robot main body is provided with a computer assembly, and the left end and the right end of the median line of the upper surface of the inspection robot main body are both provided with inertial measurement units. The inspection robot body can be moved according to four feet, operation in flat and structured road scenes can be completed, the inspection robot can also be suitable for garbage inspection and sweeping operation in steps, corridors, mountain roads and depression scenes, the garbage cleaning efficiency can be improved, and meanwhile the adaptive capacity of the inspection robot body in the complex environment is improved; through the arrangement of the driving rollers, the device can move in a wheel mode in a flat or semi-structured environment; on the ground surface such as a lawn and a slate road, four-foot moving movement is adopted, so that the friction loss generated during movement can be effectively reduced, and the cruising ability of the inspection robot main body is improved.

The invention relates to the technical field of image recognition, and provides a road surface cleaning decision-making method and device based on image recognition, equipment and a medium. The environment perception matrix is subjected to feature analysis through a lightweight neural network to obtain a pavement type probability distribution vector, and the binocular vision image is subjected to pavement defect segmentation through an improved U-Net network to obtain a pavement damage space distribution map, so that a resource constraint condition is combined to carry out multi-target optimization solution to obtain an optimal strategy set. And performing entropy weight-superior and inferior solution distance dynamic decision on the optimal strategy set to generate a real-time cleaning parameter instruction, performing obstacle identification and path planning according to the environment perception matrix to generate a collision-free path point sequence, and performing linkage control according to the real-time cleaning parameter instruction and the collision-free path point sequence to obtain a cleaning equipment driving signal. Through the technical means of multi-mode, multi-scale, dynamic feedback and the like, the method effectively adapts to diversified road conditions, and the resource utilization rate of road surface cleaning is improved.

The invention discloses a municipal bridge expansion joint detection mechanism, and belongs to the technical field of expansion joint laser detection.The municipal bridge expansion joint detection mechanism comprises a main case and heat dissipation holes formed in the corners of the main case, guide columns are fixed to the side edges of the main case, and side width check blocks are arranged on the sides of the guide columns; a reference rod fixed to the side width check block is inserted into a guide column, a laser range finder is installed in the guide column, the laser range finder detects movement of the end of the reference rod through optics, and the middle of the side width check block is connected with a movable wheel through a rotating shaft. A first cleaning assembly and a second cleaning assembly are installed on the front side and the rear side of the movable wheel correspondingly. According to the municipal bridge expansion joint detection mechanism, through the arrangement of the laser range finder, the width of an expansion joint can be accurately measured conveniently, meanwhile, fixed-point or whole-line width measurement can be conveniently conducted on the expansion joint, and silt attached to the side wall of the expansion joint can be conveniently cleaned in the measurement process.

The utility model discloses a road marking cart, and belongs to the field of road marking carts, the road marking cart comprises a base, the base is provided with a cleaning device, the cleaning device comprises a fixed plate, the right side of the fixed plate is rotatably connected with a first rotating rod through a bearing, the right side of the first rotating rod is fixedly connected with a turntable, and the right side of the turntable is hinged with a movable rod; moving blocks are hinged to the bottoms of the movable rods. The blower is started to blow and clean the road surface, the motor is started, the output end of the motor drives the moving block and the cleaning plate to reciprocate, stones on the road surface are swept to one side, the road surface becomes cleaner and smoother after the stones on the road surface are swept to one side, subsequent marking operation is facilitated, and the road surface cleaning effect is improved. And the subsequent road maintenance and marking work are facilitated, the smoothness and safety of the road surface are ensured, and therefore the problem that in the background technology, when heavy stones are encountered, people need to bend down to move away the stones, and inconvenience is caused is solved.

A municipal road bridge crack detection device disclosed by the present invention comprises a protection positioning mechanism, the protection positioning mechanism comprises an outer protection box, the inner side of the outer protection box is provided with a cleaning detection mechanism, and the rear side of the top of the outer protection box is fixedly provided with a high-pressure air pump by forming an opening. The front side of the top of the outer protection box is fixedly provided with a slope concave frame by forming an opening. According to the crack detection device for the municipal roads and bridges, a protection positioning mechanism and a cleaning detection mechanism are combined for use, and the protection positioning mechanism and the cleaning detection mechanism can be locked during transportation and storage by utilizing linkage between driving matching structures of an air cylinder through the arrangement of the two mechanisms; when the device is used, unlocking is carried out, so that all the devices are unfolded, and the unfolded air pipe frame and the unfolded high-pressure spray head can be used for rapidly carrying out high-pressure cleaning on the crack.

The invention belongs to the technical field of asphalt pavement maintenance, and discloses a highway asphalt pavement preventive maintenance structure which comprises a spraying part, the upper end of the spraying part is communicated with a connector pipe in a penetrating mode, the upper end of the connector pipe is connected with a conveying pipe in a clamped mode, and the outer end of the conveying pipe is connected with an asphalt protection raw material; a vertical groove, a ring groove and a second clamping groove are formed in the inner wall of the connector pipe, a first clamping block is fixedly connected to the outer wall of the upper end of the conveying pipe, an extension ring is fixedly connected to the center of the upper end of the conveying pipe, and a ring piece is clamped into the conveying pipe; according to the device, asphalt maintenance liquid can be sprayed on roads with different widths, and the positions of second sliding blocks in second sliding grooves are adjusted through positioning grooves in different positions, so that the length of the exposed outer side end of an expansion piece is adjusted, namely the relative width between the expansion piece and a spraying piece assembly is adjusted, and the spraying effect is improved. Therefore, the spraying width of the device can adapt to roads with different widths.

The invention relates to the technical field of control and adjustment, in particular to a municipal environmental sanitation sweeper operation control system and a sweeping method.The municipal environmental sanitation sweeper operation control system comprises a sweeping device and an image obtaining module, the pollution condition identification module is used for identifying pollution types based on the environment images; the coordinate extraction module is used for acquiring coordinate information of a pollution type region in the environment image; the cleaning module is used for automatically switching a matched cleaning device for cleaning according to the coordinate information and the corresponding pollution type; and the parameter adjusting module adjusts the working parameters of each cleaning device in real time according to the residual pollution amount of the corresponding coordinate information after cleaning. Therefore, the related cleaning devices are automatically switched to clean the corresponding areas according to the received data, so that the labor burden is reduced, and the cleaning efficiency is improved.

The invention relates to the technical field of image processing, in particular to a control method and system for a sweeping brush of a sweeping vehicle based on backbone image recognition and a medium, and the method comprises the steps: obtaining a road surface image, and extracting bounding boxes of various types of garbage in the road image; determining the garbage type probability distribution of pixels in each bounding box, and calculating the cross degree of each type of garbage in combination with the garbage type probability distribution and the pixel position of each type of garbage; establishing pollution weights of the bounding boxes based on the garbage type of each pixel, and determining garbage concentration of each bounding box based on the cross degree and the pollution weight of each type of garbage in each bounding box; performing clustering analysis on each bounding box based on the garbage concentration and position distribution of each bounding box to obtain a cleaning area; determining the cleaning difficulty of the cleaning area based on the garbage concentration of each boundary frame in the cleaning area, and controlling the angle and rotating speed of the cleaning brush in each cleaning area according to the cleaning difficulty; efficient and accurate sweeping can be achieved, and the sweeping efficiency is improved.

The invention provides a mobile highway engineering quality detection device and method, and belongs to the technical field of highway quality detection.The mobile highway engineering quality detection device comprises a walking support, detection rollers, a cleaning assembly, a driving assembly, an elastic supporting assembly and an alarm assembly; the detection rolling wheel is arranged below the walking support, the elastic supporting assembly is installed on the bottom wall of the walking support and used for providing elastic supporting for the detection rolling wheel, so that the detection rolling wheel can move up and down when rolling to the convex and concave positions of the road surface, and the alarm assembly is installed on the side wall of the walking support. Compared with the prior art, when the detection roller rolls along the road surface to detect the flatness of the road surface, gravel sundries on the road surface on the front side of the detection roller can be cleaned, so that the detection roller is prevented from acting on the gravel sundries, and the accuracy of a detection result is improved.

The invention discloses an assembly type L-shaped transfer trolley, and relates to the field of transfer trolleys, the assembly type L-shaped transfer trolley comprises two traction transfer trolleys and two follow-up transfer trolleys, the two traction transfer trolleys and the two follow-up transfer trolleys are all provided with L-shaped assembly frames, and every two adjacent L-shaped assembly frames are movably assembled through a plurality of bolts; and supporting seats are mounted on the top sides of the two traction transfer trolleys and the two follow-up transfer trolleys. It needs to be explained that in the embodiment of the invention, when the traction transfer trolley moves, the transverse detection frame drives the sweeping brush to move, the road surface where the traction transfer trolley moves forwards is cleaned, and smooth transfer of equipment is guaranteed; when the road surface is uneven, the L-shaped pressing frame moves downwards to drive the brake sleeve to brake the multiple traction wheels, and the traction transfer trolley is suddenly stopped; in addition, through rotation of the auxiliary braking frame, the auxiliary braking frame rubs with the ground through a plurality of braking tooth blocks, the traction wheel is further helped to be braked, and the braking effect is guaranteed.

The utility model discloses an air blowing device and a robot, and the air blowing device comprises an air blowing channel which comprises a channel shell with curvature; the air blowing module is mounted in the channel shell in an embedded manner; and the air blowing head is arranged at the tail end of the air blowing channel in a sleeving mode, the air blowing module is started and generates air in the air blowing channel, and the air blowing head blows air outwards. According to the technical scheme, various fine objects such as leaves, crushed grass and accumulated snow in the courtyard area are blown to the target area through the structural arrangement of the air blowing device, so that the cleanliness of the courtyard area can be guaranteed, the attractive effect of the courtyard environment is improved, meanwhile, walking of a user is not directly affected, and the experience effect of the user is improved.

The invention relates to the technical field of road detection, in particular to a multifunctional municipal road crack detection device which comprises a sweeping board, a detection mechanism is arranged at the top end of the sweeping board, the detection mechanism comprises a damping tube mounted above the sweeping board, a pressing rod slides in the damping tube, a probe is arranged at the bottom end of the pressing rod, and the probe is connected with the sweeping board. Dust and sundries around a crack are removed through a dust suction pump, the accuracy of measuring the depth of the crack through a probe is improved, an operator pulls a grip manually, the depth of the crack is accurately measured through scale marks on a damping pipe, data support is provided for repairing work, meanwhile, a pressing rod and damping liquid are used for pushing a push rod in a sleeve to move, and the repairing efficiency is improved. The position of the blocking plate is adjusted, the pigment flow is accurately controlled, the color depth is marked according to the crack depth, the severity of the crack is visually reflected, clamping of the clamping block and the clamping strip is controlled through air pressure change when the dust suction pump works, the probe is prevented from being damaged due to collision, the service life is prolonged, and the maintenance cost is reduced.

The invention discloses road surface layer maintenance and detection integrated equipment, belongs to the technical field of road maintenance, and aims to solve the problems that crack filling is not accurate, materials are not uniform, complex cracks are difficult to process and the maintenance quality and roads are affected. A first discharging assembly and a second discharging assembly are installed on the electric cart, a visual probe is fixedly connected to the bottom surface of the electric cart, a defoaming assembly is installed on the electric cart, a cleaning assembly is installed on the electric cart, and the cleaning assembly comprises a connecting block fixedly connected to the end side of the sliding frame. A connecting rod is rotatably connected to the other end of the connecting rod, sliding plates are fixedly connected to the two sides of the connecting rod, rotating shafts are rotatably connected to the inner walls of the sliding plates, and a bucket is fixedly connected to the rotating shafts.

The invention discloses an urban garbage removal and output prediction method and system based on deep learning, and the method comprises the following steps: S1, obtaining a road video image, analyzing the garbage distribution and density, predicting the garbage distribution evolution, and estimating the garbage amount of a cleaning region; s2, according to the estimated garbage amount and sweeping area distribution, a sanitation vehicle is dispatched for sweeping, a video image in sweeping is collected, and the rotating speed and the vehicle speed of a sweeping disc of the vehicle are adjusted; and S3, the difference between the actual garbage amount and the estimated garbage amount is analyzed and used for correcting the estimated garbage amount. Intelligent management of environmental sanitation work is achieved, garbage distribution and cleaning amount can be efficiently estimated, a scheduling scheme and cleaning parameters can be dynamically adjusted according to actual conditions, the cleaning efficiency and quality are greatly improved, meanwhile, through data analysis and model optimization, the accuracy and reliability of the system are enhanced, and the cleaning efficiency and quality are improved. The improvement of the urban environmental sanitation level and the reasonable utilization of resources are effectively promoted.

The invention provides a preceding-stage sweeping system of a road sweeper, which is characterized in that a left liftable garbage sweeping head and a right liftable garbage sweeping head are hung below the middle part of a girder of a frame through a hanging bracket, and an inclined garbage conveying belt with a low front part and a high rear part is arranged at the middle line position behind the two garbage sweeping heads; the front end of the garbage conveying belt extends into the overlapping position of the strip brushes on the adjacent sides of the two garbage cleaning heads, and the two garbage cleaning heads are provided with limiting mechanisms so that the strip brushes can be automatically lifted when rotating to pass through the front end of the garbage conveying belt. In the working process, the strip brushes with the two garbage sweeping heads rotating reversely can continuously sweep garbage from the side of the vehicle body to the middle line of the vehicle body and feed the garbage into the front end of the garbage conveying belt which is obliquely erected, and then the garbage conveying belt conveys the garbage to the rear upper portion. The system is short in garbage sweeping and conveying path, reasonable in structural connection, high in working efficiency and simple in component, the manufacturing cost can be reduced, and the garbage sweeping head can move out of the left side or the right side of the vehicle body by a certain distance to sweep curbstone corners on the two sides of a road.

The invention discloses a garbage crushing device for a road sweeper, which belongs to the technical field of garbage disposal and comprises a vehicle body, a dust collection mechanism is arranged at the front end of the vehicle body and communicated with a disposal box, a partition plate is arranged in the disposal box, a primary disposal mechanism is arranged on one side of the partition plate, and the dust collection mechanism is communicated with the primary disposal mechanism. The primary treatment mechanism comprises a first air inducing part communicated with the dust collection mechanism, a first treatment part is arranged below the first air inducing part, a secondary treatment mechanism is arranged on the other side of the partition plate, a first opening is formed in the bottom of the partition plate and communicated with the first treatment part and the secondary treatment mechanism, and the secondary treatment mechanism is communicated with a collection box. A screening mechanism is arranged in the collecting box and communicates with the first processing part. According to the invention, primary coarse crushing and secondary fine crushing are combined, so that large garbage is prevented from directly entering fine parts to cause blockage; and unqualified particles after screening are automatically returned, the manual cleaning requirement is reduced, and the resource utilization rate is increased.

The utility model relates to a sewage treatment system, and discloses a sewage treatment system and a road cleaning vehicle, the sewage treatment system comprises a first bearing part, a first filtering module, a second filtering module, a clear water tank and a first cleaning module, and the first bearing part is internally provided with a containing cavity; the first filtering module is provided with a sewage input port and a filtered water output port and is responsible for primarily filtering collected sewage, the second filtering module is located in the containing cavity and internally provided with a filtering membrane and is used for secondarily filtering the sewage treated by the first filtering module, and the clear water tank is connected with the containing cavity; the clean water tank is used for storing cleaning liquid filtered by the second filtering module, the first cleaning module is used for backwashing the second filtering module through liquid in the clean water tank to keep a filtering membrane clean, and through a two-stage filtering and membrane cleaning mechanism, the sewage treatment efficiency is improved, and the maintenance cost is reduced; the working efficiency and the service life of the internal filtering module can be obviously improved.

The invention discloses an intelligent maintenance system and method for a cement stabilized macadam base. The maintenance system comprises a monitoring module, an intelligent control module, maintenance equipment and a covering material, the monitoring module comprises a temperature and humidity sensor, a moisture evaporation sensor and an environment monitor; the intelligent control module comprises a data collector, a data processing unit and a controller; the maintenance equipment comprises a water tank, a water pump, pipelines and nozzles. The maintenance method adopts the maintenance system and further comprises the maintenance steps of data acquisition, data analysis and processing, maintenance decision and control and real-time monitoring and adjustment. The system has the beneficial effects that by monitoring the temperature, humidity, moisture evaporation rate and environmental parameters of the cement stabilized macadam base in real time and utilizing the data processing and control module to accurately calculate maintenance parameters, accurate maintenance of the base is achieved, uniform development of the strength of the base is ensured, generation of diseases such as cracks is effectively reduced, and the service life of a road is prolonged.

The invention relates to spraying equipment for preventing and controlling atmospheric pollution in the field of spraying devices, and through a plurality of nozzles mounted on a rotating ring and an inserting cylinder driven by an electric push rod, the nozzles are quickly replaced, the spray particle size is quickly and accurately adjusted, and the mode of manually replacing the nozzles is replaced; the spray particle size adjusting efficiency and accuracy are improved, the requirement of low-temperature weather for the fog drop particle size is met, fog drop icing is delayed, and the dust adsorption capacity of fog drops at the low temperature is improved; meanwhile, the spray particle size is detected in real time through a laser particle size instrument arranged on the front side of the air blowing cylinder, and when it is found that the spray particle size does not meet the requirement, early warning is given out in time to remind an operator to conduct maintenance, and waste of sedimentation liquid is reduced; in addition, by arranging a heating sleeve and a heat exchange pipe, the sedimentation liquid is preheated and heated in winter, the freezing speed of the fog drops is further delayed, the dust particle adsorption effect of the fog drops is improved, and energy is saved.

The invention discloses crack detection equipment for roadbed maintenance, which comprises an air injection storage mechanism, the air injection storage mechanism comprises a bearing platform, and the inner side of the bearing platform is provided with a crack detection mechanism; the top of the bearing platform is fixedly connected with a storage top frame by forming an opening, and a drawing opening is formed in the surface of the storage top frame. According to the crack detection equipment for roadbed maintenance, an air injection storage mechanism and a crack detection mechanism are combined for use, and through the arrangement of the two mechanisms, when the crack detection equipment is not used, a crack detector and a high-pressure spray head can be stored in a storage top frame, so that an enough high distance is formed between the crack detection equipment and the ground, and daily transportation is facilitated; when detection is needed, the electric telescopic rod pushes the lifting storage frame to descend, so that the crack detector is close to the ground, and meanwhile, the drawing inner frame is locked through cooperation of the structures.

The utility model relates to the field of cleaning equipment, and discloses an obstacle crossing mechanism, a driving device and a cleaning robot. The obstacle crossing mechanism comprises a base, a rotating piece and a driving assembly, the base is used for being connected with walking equipment, the driving assembly can drive the rotating piece to rotate in the first direction and the second direction, and obstacle crossing supporting legs are arranged on the rotating piece; when rotating in the first direction, the rotating part can drive the obstacle crossing supporting legs to rotate so as to support the walking equipment and walk through the obstacle crossing supporting legs, and when rotating in the second direction, the rotating part can jack up a chassis of the walking equipment. The driving device comprises a walking frame and the obstacle crossing device. The cleaning robot comprises the driving device. Based on the obstacle crossing mechanism provided by the utility model, the obstacle crossing mechanism can be arranged on the cleaning robot, so that the cleaning robot can be driven by the obstacle crossing mechanism to cross obstacles or walk in special scenes such as a long wool carpet, and the application range of the cleaning robot is widened.

The invention relates to the technical field of image recognition, and provides an intelligent ash removal method of a fully-closed driving type sweeper. The method comprises the following steps: acquiring a smudginess image of an area to be dedusted; performing visual saliency identification analysis on the dirty image to obtain a dirty block; performing dry-wet discriminant analysis on the multi-dimensional image feature information of the dirty block to obtain a discriminant result; when the judgment result shows dry garbage pollution, introducing a predetermined pollution evaluation interference function to perform interference influence analysis on the initial pollution index to obtain an effective pollution index; and matching a corresponding ash removal plan based on the effective dirt index, and executing an ash removal operation by using the target sweeper. According to the method and the device, the technical problems of poor cleaning strategy adaptability and serious resource waste caused by difficulty in accurately distinguishing the dirt type and quantifying the pollution degree based on a single image recognition technology in a dry and wet mixed garbage scene of the existing cleaning equipment are solved, and the technical effect of improving the matching precision and the execution efficiency of the cleaning plan is achieved.

The utility model discloses a high-speed rail tunnel cleaning vehicle which comprises a flatcar arranged on a rail, a cleaning mechanism, a driving mechanism and a dirt storage mechanism are arranged at the top of the flatcar, and a dust collection mechanism is arranged at the bottom of the flatcar. According to the tunnel cleaning device, the top face cleaning assembly is used in cooperation with the high-pressure water power cabin, the inner top face of a tunnel can be cleaned, the side face cleaning assembly is used in cooperation with the high-pressure water power cabin, the two side faces in the tunnel can be cleaned, and the bottom face cleaning assembly is used in cooperation with the high-pressure water power cabin, so that the inner bottom face of the tunnel can be cleaned; further, the interior of the tunnel is cleaned in all directions, so that the sight of a driver is guaranteed, and the riding comfort of passengers is improved; through cooperative use of the dust collection mechanism and the dust collection power cabin, dust and dirt collection and cleaning operation can be conducted on a ballast bed, a steel rail, a cable trench and the like, then secondary pollution caused by dirt generated when the cleaning mechanism conducts flushing on the ballast bed, the steel rail, the cable trench and the like is effectively avoided, and therefore the tunnel cleaning effect can be improved.

The utility model discloses a novel negative electrode cover push ruler in the technical field of push ruler measurement, which comprises a push rod body, a carrier frame is fixedly mounted at the lower end of the push rod body, a distance measuring mechanism is arranged below the carrier frame, and a cleaning mechanism is arranged on the right side of the carrier frame. The distance measuring mechanism adopts an optical encoder and a monitoring probe to be matched with a measuring wheel for use, the rotation frequency and the rotation condition of the measuring wheel can be accurately calculated, then distance measuring distance data is obtained, and the accurate measuring effect is achieved; the cleaning mechanism is matched with the distance measuring mechanism for use, and is located on the right side of the distance measuring mechanism; by rotating the first turntable, the first brush, the second turntable and the second brush at a high speed, the right side area of the distance measuring mechanism can be cleaned, so that the cleaning effect is realized, the influence of sundries on the measuring wheel in the subsequent measurement operation can be avoided, and the measurement error caused by stop and restart of distance measurement due to the influence of the sundries is avoided.

The embodiment of the invention provides a dust suppression robot and a control method thereof, and relates to the field of dust suppression. The medicament box is fixed on the movable chassis and is used for accommodating a dust suppressant; the operation pipeline is fixed to the movable chassis and communicates with the agent box, and the operation pipeline is provided with a spraying opening used for spraying the dust suppressant; the agent pump is arranged on the operation pipeline and used for driving the dust suppressant to be sprayed out from the spraying opening; wherein the spraying opening comprises a sedimentation spraying opening which is arranged on the side of the operation pipeline and is used for spraying the dust suppressant into the air; the film forming nozzle is arranged at the end, facing the ground, of the operation pipeline and used for spraying a dust suppressant to the ground. The dust suppression robot can be applied to strong wind scenes and has good dust suppression capacity.

The invention relates to the technical field of road construction, in particular to a road surface marking device which comprises a walking vehicle, a storage tank, a sweeping mechanism, a dust collection mechanism and a stirring mechanism, and a mounting plate is arranged on the walking vehicle. The sweeping mechanism is located at the front end of the walking vehicle, garbage, sundries and dust on a road surface can be effectively swept away, the clean road surface is provided for follow-up marking work, and smooth work of the marking mechanism is ensured through cleaning in the early stage of sweeping work; dust and fine particles on the road surface can be effectively sucked away in the sweeping process, dust flying is avoided, and therefore the air quality of the working environment is improved, meanwhile, the cleanliness of the swept road surface is improved, and it is guaranteed that the marking effect is not affected by dust; the road surface can be ensured to be flat and clean, so that the marking quality is ensured.