383results about How to "Automatic cleaning" patented technology

The invention relates to a sweeper anti-winding device which comprises a support seat, telescopic rods, a driver and a cutting device. The driver and the cutting device are connected on the support seat through the telescopic rods, the cutting device comprises a pair of opposite matched cutting strips, the two cutting strips include a driving strip and a driven strip, the driven strip is fixedly connected with the ends of the telescopic rods, the driving strip is slidably connected with the ends of the telescopic rods, the driving strip can reciprocate and translate on the axis of the drivingstrip under driving of the driver, the axes of the two cutting strips are parallel to the axis of a rolling brush, cutting teeth are axially and equidistantly arranged on the cutting strips, and the telescopic rods, the driver and the cutting device are electrically connected with a computer chip in a body. The sweeper anti-winding device is novel and unique in structure, impurities such as hair and thread ends wound on the rolling brush can be efficiently removed, the sweeping effect of a sweeper is ensured, the impurities wound on the rolling brush can be cut off, and the rolling brush is effectively protected.

The invention relates to a chain-transmitting-scrubbing-brush type device for automatically cleaning solar panels. The device comprises a support fixed on a base, the front portion of the support is low, the back portion of the support is high, two guide rails are respectively and transversely fixed on the support, and the solar panels are fixed on the support in parallel. The device is characterized in that a cleaning device installed perpendicular to the guide rails is arranged, and the upper end and the lower end of the cleaning device are connected with the guide rails through wheels. A motor and a controller are arranged at the ends of the cleaning device, a chain is connected with the output end of the motor through an idler wheel, and scrubbing brushes installed at equal interval are fixed on the chain and are in close contact with panel faces of the solar panels. The two ends of the guide rails are provided with limiting switches respectively. The chain-transmitting-scrubbing-brush type device for automatically cleaning the solar panels is convenient to use, practical, safe and stable, and has the advantages of being practical in function, good in controllability, high in automatic degree and low in energy consumption, improving the generating efficiency and reducing the generating cost.

A robot cleaner 100 having a monitoring function and minimizing power consumption and / or securing communication efficiency and a method of controlling a robot cleaner 100 are provided. The robot cleaner 100 may include at least one sound obtaining device 130; at least one image obtaining device 140; and a controller 110 configured to determine whether a sound obtained through the at least one sound obtaining device 130 is abnormal, sense a direction in which an abnormal sound is generated, and obtain images in the direction in which the abnormal sound is generated. The robot cleaner 100 may automatically recognize a surrounding situation, and when necessary, the robot cleaner 100 may rotate and / or move in a corresponding direction and / or position to obtain images or transmit the obtained images to a remote terminal 200, thereby minimizing power consumption of the robot cleaner 100 with limited power.

The invention discloses an air-conditioner and a clean control method thereof. When the air-conditioner needs to be cleaned, the air-conditioner is controlled to carry out refrigeration so that an indoor heat exchanger can be cleaned; and a controller is further used for controlling a dust removal device to clean a filter screen while the indoor heat exchanger is cleaned. According to the air-conditioner and the clean control method thereof, the filter screen does not need to be disassembled when being cleaned, and the filter screen can be cleaned automatically; moreover, the indoor heat exchanger is further cleaned while the filter screen is cleaned; and the cleaning time is shortened, the cleaning efficiency is improved, and a user can use the air-conditioner more conveniently.

The invention relates to the field of municipal construction equipment, in particular to a traffic marking spraying device for municipal roads, including a bottom plate, an oddments cleaning mechanism, a spraying mechanism and a coating conveying mechanism, the bottom of the bottom plate is provided with a traveling mechanism, The spraying mechanism comprises a bearing plate, a spraying head mounting assembly and an angle adjusting assembly, wherein the two sides of the bearing plate and the bottom of the bottom plate are respectively provided with first vertical plates, the spraying head mounting assembly comprises a U-shaped connecting plate and two mounting plates, and the two sides of the U-shaped connecting plate are provided with rotating shafts corresponding to each mounting plate.The invention has the beneficial effect that two marking lines with different widths can be automatically sprayed by the spraying mechanism, The utility model does not require the worker to carry outthe spraying operation again, the debris located on the ground can be swept out of the position to be sprayed by the cleaning brush barrel through the debris cleaning mechanism, and the piston can bereciprocated up and down to realize the automatic spraying operation through the feeding assembly, thereby improving the spraying efficiency of the device.

The invention discloses a self-generating buoy device capable of preventing biological adsorption for marine environment monitoring. The buoy device comprises a buoy base, an environment monitor, a two-way turbine generator and a storage battery. A buoyancy cavity is formed in the inner side of the buoy base; a limiting anchor is connected to a rope below the environment monitor; a piston cylinderis arranged on the inner side of the buoy base, turbine blades are installed at the output ends of the two ends of the two-way turbine generator, a piston rod is arranged on the inner side of the piston cylinder, a side frame is arranged on the outer side of the control box, a limiting hook is hinged to the lower surface of the side frame, and a hidden groove is formed in the limiting hook. The self-generating buoy device capable of preventing biological adsorption for marine environment monitoring can automatically clean the outer side of the buoy device in real time, effectively prevent thesurface of the buoy device from adsorbing marine organisms to cause the corrosion of the surface of the device, effectively prolong the service life of the device, can perform self-generation by utilizing waves and sunshine, and is environment-friendly and energy-saving.

A rotatable disc-like air filter is provided between a suction opening formed in a housing and a heat exchanger. The air filter is automatically cleaned by providing air filter-driving means for rotating the air filter and a suction unit, provided opposite the air filter, to which a suction nozzle for sucking dust adhered to the filter is installed.

The invention discloses municipal road indicating equipment for the sponge city. The municipal road indicating equipment for the sponge city comprises a support pillar, wherein an indicator plate is fixedly connected to the side wall of the support pillar; a dust prevention mechanism is arranged on the side wall of the indicator plate and comprises an installation box; the installation box is fixedly connected to the side wall of one end, far away from the support pillar, of the indicator plate; openings communicating with the outside are formed in the front side wall and the back side wall ofthe installation box; an installation rod is fixedly connected to the inner wall, close to the bottom end, of the installation box; a rubber barrel is fixedly connected to the upper wall of the installation rod; a tuning fork is fixedly connected into the rubber barrel; furs are fixedly connected to the side wall of the tuning fork; multiple ventilation holes are formed in the side wall of one end, far away from the indicator plate, of the installation box; and a reciprocating screw rod is rotatably connected to the upper wall of the installation rod through a bearing. According to the municipal road indicating equipment for the sponge city provided by the invention, the amount of dust attached to the side wall of the indicator plate can be greatly reduced, and the indicator plate can beautomatically cleaned, so that time and effort are greatly saved, and the personal safety of people and the normal passage of traffic are further ensured.

The invention discloses a production line for automatically stripping off shrimp shells. The production line comprises a first conveyor belt, a second conveyor belt and a shrimp stripping operation table. Ultrasonic cleaning ponds are arranged between one end of the shrimp stripping operation table and the first conveyor belt as well as between the other end of the shrimp stripping operation tableand the second conveyor belt respectively; rotary shafts and driving motors are arranged at the end, close to the first conveyor belt, of the shrimp stripping operation table and the end, close to the shrimp stripping operation table, of the second conveyor belt respectively, wherein the driving motors are used for driving the rotary shafts to rotate, and filtering baskets used in cooperation with the ultrasonic cleaning ponds are fixedly installed on the rotary shafts respectively; the shrimp stripping operation table is provided with a head and tail removal mechanical claw module, a shrimpbody taking mechanical claw module, a shrimp shell removing device and a shrimp meat taking mechanical claw module in sequence in the conveying direction of the first conveyor belt; a first visual control module and a second visual control module are installed on the shrimp stripping operation table. The production line for automatically stripping off the shrimp shells can automatically clean shrimps, remove the heads and tails of the shrimps, strip off the shells and clean shrimp meat.

The invention relates to the field of notebook computers, in particular to an all-dimensional computer surface ash removing machine. The all-dimensional computer surface ash removing machine comprises a body mechanism, a keyboard cleaning device, an advancing mechanism and a screen cleaning device. The body mechanism comprises a left side plate, a right side plate, four supporting air cylinders and two rodless air cylinders; the keyboard cleaning device comprises a sliding plate, front and back screws, front and back motors, a moving plate, a keyboard cleaning motor, a keyboard cleaning machine, a hairbrush, a keyboard cleaning air cylinder and a dirty removing sponge; and the screen cleaning device comprises a fixed plate, left and right screws, left and right motors, a screen cleaning block, a screen cleaning air cylinder, a rotary supporting air cylinder and a screen cleaning sponge. By means of the all-dimensional computer surface ash removing machine, a computer keyboard can be subject to automatic hairbrush cleaning and sponge wiping; in addition, automatic cleaning of a liquid crystal display can be achieved, the automatic degree is high, manual work is not needed, the structural design is ingenious, and the manpower is saved.

The invention discloses an automatic cleaning device and a method for floating garbage in water area. The device includes a hull. A push bucket for collecting floating objects is installed at the front end of the hull. A communication antenna is fixedly installed on the top of the hull, a garbage basket is detachably installed on the hull at the end of the push bucket. A searchlight, an ultrasonicradar, a camera device and an alarm lamp are arranged on the top of the hull, and an anti-floating structure for preventing garbage from floating out is arranged at the inlet position of the garbagebasket. The communication antenna is wirelessly or wirelessly connected with a remote control device on the shore. The device ensures the safety of the ship lift equipment and facilities, reduces thestopping time caused by the water stopping and exchange loss, effectively reduces the safety risk of the river course floating refuse cleaning, and improves the working efficiency. The device can realize the unmanned cleaning under the intelligent operation of the open water area, the semi-closed water area and the closed water area floating refuse.

The invention relates to a method of saving memory and constructing a green data warehouse, comprising procedures as follows: (1) Saving memory of a base layer using method of data compression; (2) Saving memory of a collection layer using method of granularity memory such as user class-fine-grained class-coarse-grained class; establishing automatic, configurable and regular data cleaning mechanism for business data which exceeds memory cycle; (3) Adjusting memory cycle according to life cycle of application analysis for application layer; establishing automatic, configurable and regular data cleaning mechanism for business data which exceeds memory cycle. The invention has the advantage of effectively saving memory, automatically cleaning data garbage in time, and enabling clean and neat green data warehouse.

The invention relates to a precipitation automatic observation device. The device comprises a video camera, a video digital acquisition card, a microprocessor, a transparent ground slide, a shield, a temperature controller, an air nozzle and a floodlight, wherein the video camera, temperature controller and floodlight are arranged in the shield of which top surface is provided with a glass window, the video camera faces to the glass window, the outer surface of the glass window is provided with the transparent ground slide used for bearing precipitation substances, and the shield is connected with the air nozzle used for cleaning the transparent ground slide. The invention adopts a new train of thought and designs the new device which can be used to clearly and conveniently identify various precipitations such as rain, shower, drizzle, snow, snow shower, sleet, sleet shower, graupel, granular snow, ice particles and hail; and the amount of precipitation can be measured and the effect of the device is better than that by using traditional methods.

The invention discloses a nano micro-pore air purification net and a preparation method thereof. The nano micro-pore air purification net is made of a gauze element base material and a nano micro-pore membrane, wherein the nano micro-pore membrane is adhered to the gauze element base material and is made of cured colloid and nano fiber short chopped strands; the nano fiber short chopped strands are adhered to the cured colloid in a criss-cross manner, thereby forming micro-pores of which the diameters range from 0.1 micron to 2.5 microns. Therefore, when external air enters a room through the nano micro-pore air purification net, granules of which the diameters are greater than 2.5 microns can be baffled outside the room; due to adoption of nano fiber, pollen can be effectively isolated, and intense ultraviolet light can be also cut off; dew is not easy to form on the nano micro-pore membrane, and even when attached to the nano micro-pore membrane, rain cannot be blown into the room easily. As the nano fiber is subjected to special fluorine treatment in the preparation process, the nano micro-pore air purification net can be automatically cleaned when water or rain is sprayed on the nano micro-pore membrane without detachment, and dirt adhered to the nano micro-pore membrane can be easily blown off by using an air blower.

The invention relates to industrial automation equipment and in particular to automatic machinery cleaning equipment. A full-automatic cleaning treatment assembly line for a high-clean battery cover plate comprises a rack, dynamic stock bins, manipulators, a conveyor belt, a hairbrush stick, a cleaning chamber, a drying chamber and a guide mechanism, wherein the dynamic stock bins and the manipulators are fixedly connected to the two ends of the rack assembled by aluminum profiles; the conveyor belt is arranged between the dynamic stock bins; the manipulators are arranged at the upper parts of the corresponding dynamic stock bins; and the hairbrush stick, the cleaning chamber, the drying chamber and the guide mechanism are sequentially arranged on the conveyor belt in the conveying direction. The full-automatic cleaning treatment assembly line for the high-clean battery cover plate is suitable for realizing automatic cleaning treatment of the battery cover plate in the machine manufacturing process, realizes unmanned cleaning treatment on the battery cover plate and also ensures the cleaning quality due to supplementation of multiple cleaning processes.

The invention discloses a vehicle cleaning machine with an anti-collision protection door and a control method of the vehicle cleaning machine. An existing vehicle cleaning machine cannot stop operating in case of accident collisions in the operating process, and neither an air knife nor a transverse brush is provided with a falling prevention mechanism. The vehicle cleaning machine with the anti-collision protection door comprises a gantry frame, a vertical small brush mechanism, a vertical brush mechanism, a transverse brush mechanism, a belt fracture insurance mechanism, an anti-collision safety door mechanism and an air drying mechanism. The anti-collision safety door mechanism comprises the anti-collision door, a linear bearing, an anti-collision polished shaft, a first anti-collision fixing plate, a second anti-collision fixing plate, an anti-collision spring, an anti-collision hinge, a lock cylinder, a door lock and an anti-collision sensor. The belt fracture insurance mechanism comprises a retaining support, a sensor fixing plate, an anti-fracture sensor, a retaining spring, a bumper bar, a roller and a stop dog. The vehicle cleaning machine can automatically complete cleaning of vehicles conveniently and quickly. Through arrangement of the anti-collision safety door mechanism, the vehicle cleaning machine is shut down immediately in case of accidents and effectively prevented from hurting people and vehicles by accident, thereby having extremely high safety.

The invention provides a sole automatic-cleaning device, and belongs to the field of indoor environment cleaning. The sole automatic-cleaning device aims to resolve the problems that for an existing indoor clean-keeping mode like doormat placement, soles can not be effectively cleaned, and indoor cleanness can not be guaranteed effectively. The upper end of a box is open, a rotary shaft of a motor is in transmission connection with a first transmission shaft, the first transmission shaft is in transmission connection with a second transmission shaft through a cleaning belt, foot rest levers are arranged above the upper surface of the cleaning belt, cleaning bristles are arranged on the outer surface of the cleaning belt, and the bristles on the upper end portion of the cleaning belt stretch above the foot rest levers. An infrared sensor signal receiving terminal and an infrared sensor signal emitting terminal are fixedly arranged on the inner walls of two opposite side surfaces of the box respectively, the infrared sensor signal receiving terminal right faces the infrared sensor signal emitting terminal, the motor is connected with the signal output end of a control board, and the infrared sensor signal receiving terminal is connected with the signal input end of the control board. The sole automatic-cleaning device is used for cleaning the soles and guaranteeing cleanness of the indoor floor.

The invention belongs to the technical field of positioning devices, and particularly discloses a double-screen containing system used for an automobile navigation system. The double-screen containing system comprises a containing box, a booster pump, an automotive accumulator, a first display screen and a second display screen which are fixed in a driving panel. The containing box comprises a top wall, a bottom wall and an inner wall. A side wall and the inner wall are both fixed to the bottom wall. The first display screen and the second display screen are arranged in parallel. An inner ball of an NdFeB material is arranged between the first display screen and the second display screen. Concave holes matched with the spherical surface of the inner ball are formed in both the side face of the first display screen and the side face of the second display screen. A dielectric layer capable of being attracted to the inner ball is arranged in each concave hole. The inner ball is in spherical joint with the first display screen and the second display screen. A pneumatic part in a rod shape is arranged between the inner wall and the inner ball and comprises an air bag sleeve. The double-screen containing system used for the automobile navigation system is provided and aims at solving the technical problems that an existing automotive navigation system cannot be observed by a passenger in a passenger seat conveniently, and the surface of a display screen of the automotive navigation system tends to absorb much dust.

The invention discloses an automatic cleaning filtering device, a control method, and an air conditioner comprising the filtering device. The automatic cleaning filtering device comprises a coil pipe,a filtering assembly installed inside the coil pipe, and a draught fan capable of supplying air in two directions. The automatic cleaning filtering device is characterized in that a first baffle assembly for switching the opening and closing state of the coil pipe is installed at an air return port of the coil pipe; the filtering assembly is located between the first baffle assembly and the draught fan; the coil pipe is further communicated with a dust collecting pipeline; and the communicated position of the dust collecting pipeline and the coil pipe is located between the first baffle assembly and the filtering assembly. The automatic cleaning filtering device has the effect of timely and automatically cleaning accumulated dust on the filtering device in the air conditioner or a fresh air system, which is conducive to improving the air circulation efficiency; when a filtering function is guaranteed, secondary pollution cannot occur to indoor and outdoor air; and dust is treated in acentralized manner, which is convenient for an operator to operate.

The invention relates to a metal processing scrap cleaning device which comprises a turning machine body. The bottom of the turning machine body is connected with a turning machine base, two supporting blocks are arranged on one side of the top of the turning machine body, a sliding rod is connected between the two supporting blocks and connected with a slider in an embedded manner, one side of the slider is connected with the sliding rod, a scrap brush is arranged at the bottom of the sliding rod, a collection groove is formed in the top of the turning machine body, the bottom of the inner wall of the collection groove is connected with a scrap discharging bottom plate through a rotating shaft, the bottom of the scrap discharging bottom plate is connected with a spring, the bottom of the spring is connected with the turning machine base, a scrap collection chamber corresponding to the scrap discharging bottom plate is arranged on the turning machine base, and metal scraps are swept to the collection groove by the scrap brush. When weight of the metal scraps exceeds elastic force of the spring, the scrap discharging bottom plate is opened, so that the metal scraps enter the scrap collection chamber, and a driving motor is started to drive a cylinder to discharge the metal scraps in the scrap collection chamber to a scrap collection barrel.

The invention relates to a stable household ultraviolet disinfection lamp with an automatic cleaning function. The stable household ultraviolet disinfection lamp comprises a base, a supporting plate,a casing, a sealing cover and two fastening mechanisms, wherein an irradiation mechanism is arranged in the casing; each fastening mechanism comprises a telescopic assembly, a deflecting plate, a second motor, a second driving shaft, an outer plate and a fastening assembly; the irradiation mechanism comprises a lifting assembly, a flat plate, a lamp tube and two cleaning assemblies; each cleaningassembly comprises a connecting unit, a connecting plate and a cleaning unit; each connecting unit comprises a movable plate, a cleaning box, a cleaning block, a positioning unit, two supporting rodsand two first springs. According to the stable household ultraviolet disinfection lamp with the automatic cleaning function, disclosed by the invention, equipment is fastened on the tabletop by the fastening mechanisms, so that the damage to the lamp tube caused by equipment falling is prevented; besides, the irradiation mechanism facilitates the lifting of the lamp tube; when the equipment is idle, the lamp tube is retracted into the casing so as to avoid dust catching; while the lamp tube lifts, cleaning of the lamp tube can be automatically realized and the practicality of the equipment isimproved.

A cyclone body of the cyclone dust collector comprises a cleaning implement for cleaning the filter as sliding with the filter covering the surface of the exhaust pipe and a sliding means for sliding the cleaning implement and the filter as interlocking with the attaching / detaching of the cyclone dust collector to the cleaner body. The sliding means comprises a support part connected to the cleaning implement via a connection rod and supported by a positioning part mounted on the cleaner body side and a second energizing means for energizing a housing fixed to a fixed board with the support part as the fulcrum in the direction of taking out the cyclone dust collector from the cleaner body.

The invention discloses a scrap removal structure of a machine tool, and belongs to the technical field of machine tool equipment. The scrap removal structure of the machine tool comprises an upper working table board, a lower working table board, a driving assembly, a scrap removal assembly, a scrap removal groove, a material receiving hopper, a material guiding assembly, a scrap storage hopper and a cleaning fluid collection box; the lower end of the scrap removal assembly is arranged on the driving assembly, and the scrap removal assembly is erected above the upper working table board; andthe material receiving hopper is arranged at the lower end of the scrap removal groove, one end of the material guiding assembly is arranged at the lower end of the material receiving hopper, and theother end, away from the material receiving hopper, of the material guiding assembly is connected to the scrap storage hopper. According to the scrap removal structure of the machine tool, through thearrangement of the scrap removal assembly, iron scraps on the working table boards and the groove of the machine tool can be efficiently cleared, and the iron scraps can be guided into the scrap storage hopper through the scrap removal groove, the material receiving hopper and the material guiding assembly, and the iron scraps are stored in the scrap storage hopper; and due to the fact that cleaning fluid is needed by the scrap removal assembly to wash the working table boards, the cleaning liquid collection box is arranged below the scrap storage hopper, and therefore the cleaning fluid canbe recycled.

The invention discloses an air conditioner and a cleaning control method thereof. When a filter net of the air conditioner needs to be cleaned, a dust collecting box is controlled to internally store clean water, a drive device is controlled to drive the filter net to cyclically move along an annular moving rail on a filter net support and drive a rolling brush in rolling contact with the filter net to rotate, the rolling brush can clean the filter net through the clean water stored in the dust collecting box arranged below the rolling brush, and therefore the rolling brush can clean the filter net through the clean water in the rotating process. In the process of cleaning the filter net, the filter net can be automatically cleaned without being demounted, and using by a user is more convenient.

The present invention discloses an air conditioner which includes the following components: a channel which extends from the suction hole through the heat exchanger to the discharging hole; a filter which is arranged at the channel; a casing which is provided with an opening part at the side that faces the filter and sucks the dust with the opening part from the filter; and a stirrer which is arranged at the opening part to contact the filter.

The invention discloses a shoe cabinet with automatic cleaning function for smart home, which comprises anti-skid feet, a shoe cabinet main body, a shoe cabinet dustproof board, a partition, a pick-and-place door, a transmission device and a cleaning device. The lower end of the shoe cabinet main body is Anti-skid feet are welded, a partition is installed inside the main body of the shoe cabinet, the main body of the shoe cabinet and the partition form a clean room, a transmission device is installed inside the clean room, and a cleaning device is installed on one side of the main body of the shoe cabinet , both ends of the transmission device are equipped with a rotating cylinder, and the outside of the rotating cylinder is connected by a conveyor belt. The outer surface of the conveyor belt is equipped with equidistantly distributed shoe holders, and the inside of the rotating cylinder on the side away from the access door is A rotating shaft is plugged in, and the cleaning device is installed with a connecting pipe inside the main body of the shoe cabinet, and an atomizing nozzle is installed on the side of the connecting pipe close to the transmission device. The invention can clamp the shoes, drive the shoes to move inside the cleaning room through the rotating motor, and carry out disinfection through the cleaning device.

An electric step plate comprises a frame mechanism, a connection rod mechanism, a guide mechanism, a drive mechanism and a step plate component. The electric step plate is characterized in that the connection rod mechanism and a gear component (3) of the drive mechanism are fixed on a main cover plate of the step plate component (8), the step plate component (8) is inserted into the frame mechanism and slides along the interior of a frame side support (10), and the frame mechanism is connected with a car body. According to the electric step plate, the connection rod mechanism is stable and reliable in transmission, and the guide mechanism avoids the defects of low bearing capacity and mutability, which are caused by rolling friction point contact. Simultaneously, the whole electric step plate is of sealing type structure, and therefore stability of work environments of a drive portion, a transmission portion and a slide guide rail are guaranteed, and the electric step plate is beautiful and elegant in appearance. The electric step plate is convenient to operate due to design of a manual operation return point, and can automatically clear silt through a fixed brush.

The invention discloses a novel intelligent electric coagulation forceps system which comprises a forceps body and a main machine for supplying power to the forceps body, wherein the forceps body comprises forceps tips and forceps rods. The novel intelligent electric coagulation forceps system is characterized by further comprising a current detection device and a voltage detection device which are used for respectively detecting current and voltage between the forceps tips. Impedance of an object between the forceps tips is calculated according to the ratio of the voltage to the current, and the main machine gradually decreases output power of the forceps tips along with gradual increase of the impedance. A water inlet channel is arranged on the forceps body, an outlet of the water inlet channel is located at the positions of the forceps tips, a first positioning rod is fixed in front of the forceps rod on one side, and a corresponding positioning hole is arranged on the forceps rod on the other side. The temperature of the forceps tips is controlled within a certain range by detecting the temperature of the forceps tips in real time, so that adhesion effect of the electric coagulation forceps is ensured, and a superheat phenomenon is avoided.

The invention discloses an anti-blocking pipeline for farmland irrigation. The anti-blocking pipeline comprises a pipe body, a piston bush, a first electromagnetic valve, a filter screen plate and a fixed baffle. The piston bush is inserted in the pipe body and capable of sliding forwards and backwards in the same; the piston bush is provided with a through hole. The first electromagnetic valve is arranged in the through hole and used for controlling open and close of the through hole. The filter screen plate is inserted in the pipe body and capable of sliding forwards and backwards in the same; the filter screen plate is fixedly connected with the piston bush and is provided with a plurality of filter holes. The fixed baffle is of a hollow-out structure and is fixedly arranged in the pipe body and above the filter screen plate. A spring is arranged between the fixed baffle and the filter screen plate. A plurality of clearing rods, corresponding to filter holes in the filter screen plate, are arranged on the back of the fixed baffle protrudingly; the diameter of the clearing rods is smaller than that of the filter holes. The anti-blocking pipeline for farmland irrigation has the advantages that blocking of the pipeline for farmland irrigation can be prevented effectively automatically, the filter screen plate can be cleaned in time automatically, and thus both time and labor are saved.

The invention discloses an automatic operation and maintenance system for a solar photovoltaic module. The system comprises an intelligent shuttle bus, an adjusting frame with the bottom end connected with the intelligent shuttle bus, a track retaining platform arranged at the top end of the adjusting frame as well as an intelligent sweeping robot arranged on the track retaining platform; and the intelligent sweeping robot comprises a sweeping frame, multiple groups of sweeping advancing wheels which are arranged on the sweeping frame, correspond to the track retaining platform and are matched with the track retaining platform for use, sweeping shaft assemblies arranged on the sweeping frame, solar charging panels and storage batteries which are arranged on the sweeping frame and matched for use as well as a control device. With the system, the solar photovoltaic module can be swept quickly and intelligently.