22062results about "Cleaning using gases" patented technology

The invention discloses a loess tunnel surrounding rock deformation monitoring method, and relates to the technical field of civil engineering and geological engineering, and the method comprises the steps: integrating a spiral winding type optical fiber sensor, a double-cavity humidity compensation vibrating wire sensor and a microseismic array, and capturing surrounding rock strain, vibration and geological activities; the vibrating wire sensor suppresses humidity interference through a silicone oil damping medium and self-adaptive excitation frequency, and the optical fiber sensor is fixed through a pre-embedded silica gel sleeve to adapt to surrounding rock deformation; edge computing nodes are deployed on the inner wall of the tunnel, an FPGA chip and a lightweight GRU model are integrated, optical fiber strain, a micro-seismic energy spectrum and laser point cloud displacement field data are fused in real time, the strain gradient is analyzed, and a crack propagation probability cloud picture is generated; redundant optical fiber link switching is combined with a six-degree-of-freedom mechanical arm to realize breakpoint self-repairing, and a self-cleaning air curtain is integrated to inhibit dust adhesion; and constructing a geological parameter library based on a BIM-GIS fusion platform, driving a finite element-discrete element coupling model to dynamically update boundary conditions, and predicting surrounding rock deformation and collapse risks.

The invention provides a multifunctional integrated cleaning robot for a photovoltaic module of a power station, which belongs to the technical field of photovoltaic module cleaning and comprises a control chip, a robot body device, an automatic cleaning device, a dust collection device, a water spraying system device, a solar charging device, an intelligent navigation device, an environment monitoring device, a communication interface device and a power management device. An intelligent cleaning control module is arranged in the control chip. The method comprises the following steps: constructing a three-dimensional map through environment perception; evaluating the pollution state of the photovoltaic module by using a sensor to generate a thermodynamic diagram; a double-layer optimization model is adopted for path planning and resource allocation, an upper layer adopts an improved ant colony algorithm to take charge of a global path, and a lower layer optimizes cleaning parameters based on a particle swarm algorithm; cleaning operation is executed, and real-time monitoring is carried out; evaluating the cleaning effect; water resource and energy intelligent management is carried out; multi-machine collaboration and task allocation are realized; processing an abnormal condition; the cleaning strategy is continuously optimized through machine learning, and efficient and accurate photovoltaic module cleaning is achieved.

The invention discloses a solar photovoltaic panel cleaning method and device based on a multi-mode cleaning technology, which can plan a traversal path according to parameters of a photovoltaic panel, primarily remove dust by using a wind blowing and ultrasonic vibration form, plan an energy-saving cleaning path for still existing cleaning points, and improve the cleaning efficiency of the photovoltaic panel. And secondary cleaning is conducted along the cleaning path, dust is adsorbed and cleaned through an electric field generated by the electrode plate, meanwhile, the output parameter set is trained and optimized through a trained deep learning model through input parameters extracted in real time, optimal cleaning parameters are obtained, and intelligent cleaning is achieved.

Assemblies and method to extract a material from a material source may include a vacuum and material collector assembly to enhance extraction of the material from the material source. The vacuum and material collector assembly may include a material collector comprising a high volume pressure vessel having an interior and a high-pressure vacuum source pneumatically coupled to the pressure vessel. The vacuum source is operable to generate a high-pressure vacuum of a fluid flow through the interior of the pressure vessel to extract the waste material from the waste material source into the interior of the pressure vessel. The vacuum source may be connected to the pressure vessel of the material collector to form a unified vacuum and material collector assembly which may be supported on a single mobile chassis.

The invention relates to the technical field of bridge construction, in particular to an intelligent cleaning device and method for a box girder side formwork. The device comprises a mobile platform, a control device, a mechanical arm assembly, a cleaning device, an infrared induction sensor, a dust collection device, a multispectral visual recognition module, a 3D environment modeling module, a path planning module, a cleaning quality detection module and a self-adaptive learning database. The multispectral visual recognition module recognizes the stain type and the adhesion strength. The 3D environment modeling module is used for constructing a three-dimensional point cloud model of a working area in real time; the path planning module generates an optimal cleaning path based on a reinforcement learning algorithm; the cleaning quality detection module detects residual stains and triggers secondary cleaning; the adaptive learning database stores historical cleaning data and optimizes a cleaning strategy through a machine learning model. The full-process automatic cleaning operation of the box girder side form can be achieved, and the comprehensive functions of dirt recognition, autonomous path planning, efficient cleaning, real-time detection and the like are achieved.

The invention relates to the field of lucid ganoderma processing equipment, and discloses lucid ganoderma slicing equipment which comprises a conveying belt, a portal frame is fixedly mounted on one side of the top of the conveying belt through a support, a movable frame is movably mounted on the lower side in the portal frame, and a variable-pitch shaft is movably mounted on the upper side in the movable frame; two guide rods are fixedly installed on the lower side of the interior of the movable frame, a plurality of movable blocks are evenly and movably installed on the outer diameters of the guide rods, blades are fixedly installed at the bottom ends of the movable blocks, and a sleeve is movably installed in the middle of the interior of the portal frame through two supporting rods; a rotating column is movably mounted at the inner top of the portal frame, the bottom end of the rotating column extends into the sleeve, and a bidirectional spiral groove is formed in the outer diameter of the rotating column. The ganoderma lucidum cutting device can efficiently clean ganoderma lucidum and automatically complete cutting, the blade can vibrate to prevent tearing and breaking during cutting, the slicing thickness is uniform and adjustable, the automation degree is high, and the finished product quality and the production efficiency are effectively improved.

The embodiment of the utility model relates to the technical field of valves, in particular to an automatic cleaning valve and semiconductor processing equipment. The valve comprises a valve body, a valve plate and a cleaning part. The valve body comprises a front valve body and a rear valve body which are arranged in the fluid flowing direction, and fluid flows from the front valve body to the rear valve body. The valve plate is arranged on a fluid flowing path in the front valve body, and the opening degree of the automatic cleaning valve is controlled through rotation of the valve plate; the cleaning part comprises a scraper and a telescopic component which are arranged between the rear valve body and the front valve body, and a driving piece for pushing the scraper to move along the inner wall of the valve body. According to the automatic cleaning valve and the semiconductor processing equipment provided by the embodiment of the invention, valve sediments can be automatically cleaned, the downtime of the equipment is shortened, and the working efficiency is improved.

The invention relates to the technical field of flue gas treatment, in particular to a sintering flue gas denitration and dust removal integrated post-CO removal method which is specifically completed through cooperation of a sintering flue gas treatment system, and the sintering flue gas treatment system comprises a GGH heat exchanger, a desulfurization reactor, a denitration dust remover and a CO reactor which are sequentially communicated through pipelines. The CO catalyst module is a transition metal oxide CO catalyst; the cleaning device is used for cleaning ash of the CO catalyst module; the ammonia gas is sprayed into the outlet of the desulfurization reactor, so that ammonia escape is reduced, poisoning of the CO catalyst module is reduced, the catalytic efficiency of the CO catalyst module is improved, and the service life of the CO catalyst module is prolonged; the CO catalyst module is regularly subjected to air blowing and back blowing in a closed area, so that impurities such as carbon deposition on the CO catalyst module are cleaned, more active sites are exposed, the service life of the CO catalyst module is prolonged, and the investment and operation cost is reduced by adopting a transition metal oxide CO catalyst.

Systems, assemblies, and methods to enhance extraction of pyrophoric materials from a refinery apparatus may include supplying a pressurized fluid to a plurality of vacuum generators, and generating, via the plurality of vacuum generators using the pressurized fluid, a vacuum flow. A manifold may provide a flow path for the vacuum flow, and pyrophoric material may be extracted from the refinery apparatus via the vacuum flow to a material collector through which the vacuum flow passes, depositing at least a portion of the extracted pyrophoric material in the material collector. One or more of inert gas or a cooling medium may be supplied to the material collector.

The invention provides a poultry house cleaning system and a cleaning control method, and the method comprises the steps: constructing global path data according to the three-dimensional information of a chicken house region; acquiring chicken coop image data in the advancing direction of the chicken coop cleaning process; inputting the chicken house image data into a smudginess identification model to obtain a target smudginess identification result; on the basis of a preset mapping relation between the smudge classification result and a smudge cleaning mode, according to the target smudge identification result, determining cleaning control data of a region corresponding to the chicken house image data; according to the target smudginess identification result, smudginess area information in the chicken house image data is acquired; performing path planning according to the global path data and the dirty area information so as to drive the walking module to a target cleaning position of the chicken house area; and after it is determined that the walking module is driven to the target cleaning position, corresponding cleaning operation is executed on the target cleaning position according to the cleaning control data. While the henhouse cleaning effect is ensured, the henhouse cleaning efficiency is also improved.

The invention discloses automobile exhaust pipe welding equipment, and relates to the technical field of exhaust pipe welding, the automobile exhaust pipe welding equipment comprises a supporting table and a welding gun, and further comprises a pipe body stabilizing mechanism, a cleaning adjusting mechanism and a follow-up air injection mechanism; by means of the design of the arc-shaped grooves, the sliding columns and the inner supporting plates, the inner wall of the automobile exhaust pipe can be tightly attached, uniform supporting force is provided, the exhaust pipe is preliminarily fixed, it is guaranteed that the position of the exhaust pipe is stable before welding, and welding errors caused by shaking or dislocation are reduced; by means of the design of a first threaded rod and an outer clamping plate, the outer wall of the exhaust pipe can be further clamped, the overall stability is enhanced, the exhaust pipe is further stabilized by combining preliminary fixing of an inner supporting plate, follow-up welding operation can be conducted more accurately, and therefore the exhaust pipe can be rapidly positioned.

The invention belongs to the technical field of conveying devices and relates to the technical field of conveying devices. The conveying devices comprise a bottom frame, a frame is fixedly connected to the top of the bottom frame, a discharging assembly is fixedly installed on the frame, groove bodies are symmetrically formed in the frame, supporting plates are fixedly installed in the groove bodies, conveying belts are arranged on the supporting plates in a surrounding mode, and driving wheels are symmetrically arranged in the groove bodies. The two driving wheels are in transmission connection through a conveying belt, a driving mechanism for driving the conveying belt to move is arranged on the frame, and supporting blocks are arranged on the conveying belt in an array mode. In particular to a textile roller packaging and conveying device for textile processing, according to the textile roller packaging and conveying device for textile processing, the stability of a textile roller can be improved through an arranged negative pressure head, the textile roller can be conveniently and stably conveyed, a negative pressure state is formed in a negative pressure box, and when one end of the textile roller moves into a groove, the textile roller can be conveniently conveyed. And the negative pressure head can be attached to the spinning roller, and negative pressure can be generated to limit the position of the spinning roller, so that the stability of the position of the spinning roller is improved.

The invention discloses weld bead tracking welding equipment, and relates to the technical field of weld bead tracking welding, the weld bead tracking welding equipment comprises a bottom plate, the top of the bottom plate is fixedly connected with a fixing frame, and the fixing frame is provided with a transverse moving assembly. Through the arrangement of the swing cleaning unit, an air cylinder and an isomorphic extrusion rod drive an arc-shaped plate to swing, the arc-shaped plate swings to drive a swing arm, a fixing cover, a motor and a cylindrical brush to swing, the motor is started to drive the cylindrical brush to rotate, the swinging cylindrical brush can clean a welding seam, and then the cleaning range of the cylindrical brush is enlarged; an air pump sucks air through an air suction pipe, then the air enters a collecting box through a cylindrical brush and a fixing pipe, the cylindrical brush rotates to drive the air suction pipe to rotate, the air suction pipe with the end abutting against a fixing cover is blocked, air suction is stopped, and the welding seam is cleaned; and the air suction pipe which does not abut against the fixed cover can absorb impurities on the welding seam, and the cleaning effect on the welding seam is improved.

A machine for cleaning lenses, like eyeglass lenses. The machine comprises a handling unit for carrying and transferring a lens along a processing path, and at least one processing unit having a processing chamber for processing the lens carried by the handling unit at a processing position along the processing path, wherein the processing unit comprises a cleaning unit having a cleaning chamber as the processing chamber for cleaning the lens. The processing unit is movable along a movement path between: (i) a retracted position in which the lens carried by the handling unit is able to be transferred by the handling unit along the complete processing path outside and relative to the at least one processing unit, and (ii) a receiving position in which the lens carried by the handling unit at the processing position is received in the processing chamber to allow the lens be processed.

The invention discloses a detection device and method for laser film production. Comprising a middle rotating shaft, upper and lower detection turntables, a middle assembly and a driving motor, the detection turntable is provided with a plurality of groups of laser detection heads, and outgoing lines of the laser detection heads are connected to a peripheral annular conductive track through a channel in the transfer shaft; an elastic shifting piece at a power leading end in a cavity of the middle assembly is in contact with the annular conductive track to realize rotary power transmission; the motor drives the middle rotating shaft to drive the detection turntable to rotate, so that the laser detection head scans the thickness of a film in a detection area between the turntables along a circumferential track; the detection rotating discs are connected through columnar discs, motor operation airflow is collected through internal annular air paths of the detection rotating discs, blowing airflow which is symmetrically divided and covers the film breadth is formed through peripheral airflow outlets, a detection area is synchronously cleaned, and static electricity is restrained. According to the invention, high-efficiency, high-precision and multi-channel online thickness measurement is realized, a self-cleaning function is integrated, and the problems of contradiction between efficiency and precision, high cleaning sensitivity and difficult production line expansion in the prior art are solved.

The utility model discloses a full-automatic tin soldering machine which comprises a tin soldering table, a tin soldering mechanism, a visual detection device, a tin breaking and supplying assembly and a dust removal device, workpiece guide rails are arranged on the tin soldering table, each workpiece guide rail is connected with a sliding table in a sliding mode, jigs are placed on the sliding tables, and workpieces to be welded are contained on the jigs. A first support and a second support are fixedly arranged above the tin soldering table, a first sliding rail is arranged on the first support, a second sliding rail is arranged on the second support, the first sliding rail is parallel to the second sliding rail, the first sliding rail and the second sliding rail are both perpendicular to a workpiece guide rail below, and a visual detection device is slidably connected to the first sliding rail. The visual detection device can identify and position the pin welding position on the workpiece, the second sliding rail is slidably connected with a tin soldering mechanism, the tin breaking and supplying assembly is connected to the side face of the tin soldering mechanism, and the dust removal device is arranged behind the tin soldering table. Whole-process automatic operation of welding spot positioning, automatic tin supplying and breaking and automatic tin soldering can be achieved, and the automatic tin soldering machine has the advantages of being stable and rapid in operation and high in safety.

The invention discloses a dust removal mechanism and a dust removal method of an inverted laser etching machine for LOW-E glass, relates to the field of dust removal for LOW-E glass laser etching, and solves the problems of dust dissipation, interference between an air curtain and negative pressure airflow, poor adaptability of adsorption force and easy blockage of a filter membrane in the etching process. The mechanism comprises a dynamic sealing dust removal cover, an annular air curtain guiding module, a negative pressure dust collection module, a multi-stage filtering module, a composite adsorption positioning module and an intelligent control module. The method comprises six steps of pretreatment positioning, air curtain-negative pressure collaborative initialization and the like. According to the scheme, airflow interference is eliminated through an air curtain-negative pressure collaborative PID algorithm, an adsorption force two-factor adjustment algorithm is matched with glass characteristics, pre-dedusting is achieved through a dust concentration LSTM prediction algorithm, and the filtering efficiency is guaranteed by combining a multi-stage filtering module with a filtering membrane self-cleaning function; dust concentration can be effectively controlled, glass film layer damage is avoided, dedusting stability is improved, and filtering life is prolonged.

The invention relates to the technical field of industrial robots, and discloses industrial robot equipment for clamping and transferring parts, a moving frame is connected with an outer ring seat through a moving assembly, the inner side of the outer ring seat is rotatably connected with a rotating cylinder, and the outer side of the upper end of the rotating cylinder is provided with an outer gear ring located at the top of the outer ring seat; a lifting frame assembly is slidably connected to the inner wall of the rotary drum through a limiting sliding connection assembly, and clamping arms are movably connected to the lifting frame assembly at equal intervals. According to the clamping arm, flexible clamping is achieved through air bag expansion, damage to the surfaces of parts due to rigid contact is avoided, and the clamping arm is particularly suitable for precise parts. By means of the clamping device, the parts can be clamped, and meanwhile the clamped parts can be lifted upwards, so that follow-up position transferring and direction adjusting are facilitated; and high-pressure air is continuously sprayed out in the clamping process, impurities on the surfaces of the parts are removed, and the subsequent machining quality is improved.

The invention discloses a cable production device capable of improving the safety performance of a cable, and relates to the technical field of cable production, the cable production device comprises a production mechanism, a cleaning mechanism comprises a collection box and a lantern ring, a fan is installed at the top of the collection box, and a one-way valve is installed at the air inlet end of an air inlet pipe; according to the invention, through the arrangement of the cleaning mechanism, cleaning operation can be carried out before a layer of moisture-proof cloth is added to the surface of a cable insulation layer, the moisture-proof cloth can be cleaned, the moisture-proof cloth can be cleaned, the moisture-proof cloth can be cleaned, the moisture-proof cloth can be cleaned, the moisture-proof cloth can be cleaned, and the moisture-proof cloth can be cleaned conveniently. Therefore, dust or other impurities attached to the surface of the cable insulation layer are prevented from affecting the tight attaching effect between the cable insulation layer and the moisture-proof cloth, the moisture-proof effect of the cable is further improved, the using effect of the cable production equipment is improved, and meanwhile the using efficiency of the cable production equipment is improved.

The invention belongs to the technical field of photovoltaic module machining, and discloses novel photovoltaic module welding and machining integrated equipment which comprises a workbench, a welding structure and a limiting structure are installed at the top end of the workbench, and a cleaning assembly is arranged on one side of the limiting structure; the cleaning assembly comprises a cleaning plate arranged on one side of the limiting structure, a brush plate is installed in the cleaning plate through a rotating assembly, bristles are evenly installed at the bottom end of the brush plate, and before welding of the photovoltaic module, the photovoltaic module is limited and fixed through the limiting structure, then a motor is started, and a movable base moves at the top end of the workbench; meanwhile, the brush plate and the brush bristles are driven to move, so that the brush bristles clean the welding area of the photovoltaic module, and the situation that the surface of the photovoltaic module is contaminated with various pollutants in the production and transportation stages, the pollutants easily cause the defects such as air holes and slag inclusion in the welding link, and consequently the welding quality is affected is avoided; and the welding quality can be improved by cleaning the welding area.

The invention discloses an antifouling self-cleaning line column type porcelain insulator and a detection method thereof, and relates to the field of insulators, a connecting bin is provided with a positioning rotating member, two ends of a movable sleeve block are provided with one-way drawing units connected with a piston rod, and a gas storage bin is provided with a rotating exhaust member. By arranging a position adjusting rotating part, a rotating exhaust part and a one-way pulling unit, when wind blows a fan blade plate, a reversing bevel gear can drive a transmission shaft to rotate clockwise so as to enable a reciprocating lead screw to rotate clockwise, and when a transmission gear ring rotates anticlockwise, the reversing bevel gear drives the transmission shaft to rotate clockwise so as to enable the reciprocating lead screw to rotate anticlockwise so as to enable the reciprocating lead screw to rotate anticlockwise. Therefore, when the second pawl rotates, the reciprocating screw rod rotates clockwise all the time, one-way rotation of the reciprocating screw rod can be achieved, then the rotating exhaust part and the one-way pulling unit are matched, the surface of the insulator body can be cleaned through airflow, and the self-cleaning effect is achieved.

The invention belongs to the technical field of spin-coating machines, and discloses a spin-coating chamber structure capable of stabilizing a chamber flow field and improving chamber cleanliness. The synchronous cover module, the air pressure adjusting module and the spin-coating turntable module which are arranged from top to bottom are of a concentric structure; a flow channel allowing spin-coating liquid to flow out is reserved between the spin-coating rotary table module and the air pressure adjusting module, and the spin-coating rotary table module and the synchronous cover module are synchronous in rotating speed during spin-coating. Before spin-coating, an air pump is connected to an air channel of the air pressure adjusting module, impurities in the spin-coating cavity are taken away from the surface of a substrate through airflow, and the cleanliness of the cavity is improved. And in the spin-coating process, supersaturated gas is introduced from the air inlet of the synchronous cover module, passes through the cylindrical cavity and is introduced into the spin-coating cavity from the air outlet, so that the atmosphere environment in the spin-coating cavity is improved, the evaporation uniformity is improved, and the film thickness uniformity is improved. In the spin-coating process, the synchronous cover module and the spin-coating module rotate synchronously, and the trapezoidal spoiler of the synchronous cover module can improve the air flow speed in the spin-coating chamber, so that the air flow speed in the spin-coating chamber is more uniform, and the film thickness uniformity is ensured.

The invention belongs to the technical field of metal stamping, and particularly relates to light-weight new energy automobile part stamping forming equipment which comprises a base and supporting plates arranged on the left side and the right side of the upper side wall of the base, the upper ends of the two supporting plates are fixedly connected with the same top plate, and the right side wall of the supporting plate located on the right side is fixedly connected with a PLC. And the upper side wall of the top plate is fixedly connected with a hydraulic cylinder. After the punch forming equipment punches the light-weight new energy automobile parts, when it is found that indentations, protrusions or scratches are formed on the surfaces of the formed parts due to the fact that foreign matter is attached to the inner wall of the lower die base, the inner wall of the lower die base can be automatically cleaned, the foreign matter is made to be separated from the lower die base, and the problem that the foreign matter affects the forming quality of the automobile parts is solved.

The invention discloses a photovoltaic panel self-adaptive cleaning system and method based on sand and dust optical thickness monitoring. The photovoltaic panel self-adaptive cleaning system comprises a sand and dust optical thickness monitoring module, a data processing and control module, a cleaning execution module, a power supply module and a remote monitoring module. The sand and dust optical thickness monitoring module is used for monitoring the sand and dust optical thickness AOD of the environment where the photovoltaic panel is located in real time, calculating the AOD by measuring the light intensity attenuation of a specific wavelength, and correcting the atmospheric Rayleigh scattering optical thickness and the gas absorption optical thickness at the same time; the data processing and control module is in communication connection with the sand and dust optical thickness monitoring module and used for receiving the AOD data and comparing the AOD data with a preset dust retention threshold value, and when the AOD value is larger than or equal to the threshold value, a cleaning instruction is generated; and the cleaning execution module is used for receiving the cleaning instruction and executing cleaning operation. Intelligent and self-adaptive control of photovoltaic panel accumulated dust cleaning is achieved, the cleaning opportunity can be adjusted in real time according to the actual sand and dust optical thickness, and the cleaning pertinence and effectiveness are improved.

The invention discloses garbage power generation incineration slag sorting treatment equipment, and relates to the technical field of garbage crushing and sorting, the garbage power generation incineration slag sorting treatment equipment comprises a sorting frame, a feeding hopper is mounted on the sorting frame, a multifunctional crushing chamber is mounted in the middle of one side, away from the feeding hopper, of the sorting frame, and an atomization pouring chamber is arranged below the multifunctional crushing chamber; a sorting chamber is arranged on one side, far away from the multifunctional crushing chamber, of the atomization material pouring chamber; a uniform material distributing mechanism, a layered crushing mechanism and a sorting mechanism are further included; according to the scheme, the impact crushing layer and the rolling crushing layer which are stacked up and down are arranged, brittle slag blocks are rapidly crushed through the high-speed crushing hammer under the impact and shearing effects, metal is prevented from being repeatedly extruded and deformed, meanwhile, metal blocks are gently rolled through low-speed extrusion, the physical form integrity of the metal blocks is kept, and the service life of the metal blocks is prolonged. And compared with a traditional jaw crusher which mixes and crushes the metal and the slag blocks together, the jaw crusher has the advantage that the deformation rate of the iron blocks is reduced.

The invention belongs to the technical field of circular pipe girth welding, and discloses a building steel structure circular pipe girth welding device which comprises a working box, a connecting base fixedly arranged at the top of the working box, and connecting plates fixedly connected to the two symmetrical sides of the top of the working box. The welding head is installed at the bottom of the connecting base, the electric push rod is fixedly arranged at the top of the welding head and fixedly connected with the connecting base, the fixing mechanism is located at the top of the working box, and through cooperation of the fixing mechanism, a grinding roller, a driving assembly and other structures, the welding head is fixed to the welding head; the problems that an existing building steel structure circular pipe girth welding device is single in function, and special grinding equipment matched with the circular pipe girth welding device is lacked are solved. And the problems of welding slag, splashing, air holes, cracks, unevenness and the like existing on the surface of a welding seam after welding are difficult to realize are solved.

The invention relates to a single-phase load identification intelligent ammeter, which relates to the technical field of ammeters, and comprises an ammeter body, a terminal cover and a fixing piece, the ammeter body is provided with a wiring area, a display area and a drainage channel penetrating through two sides of the ammeter body, and the terminal cover is hinged on the ammeter body and covers the wiring area and the drainage channel. The fixing member is used for detachably fixing the terminal cover on the ammeter body. The plugging part is arranged on the terminal cover, the plugging groove is arranged in the wiring area, the fixing piece is taken down from the plugging part to form an air guide flow channel between the plugging part and the wiring area, and the air guide flow channel is communicated with the drainage channel. Air is supplied to the plugging part through external air supply equipment, dust removal air can be blown into the wiring area along the air guide flow channel and is discharged through the drainage channel, dust in the wiring area can be cleaned under the condition that the terminal cover is not opened, the dust removal efficiency is improved, and the maintenance risk is reduced.

The invention relates to the technical field of torque calibration, in particular to a torque calibration device which comprises a workbench, a calibration base is arranged at the top of the workbench, a calibration piece is installed in the calibration base, a waste collecting mechanism is arranged outside the calibration base, a side plate is arranged on one side of the workbench, and a transverse moving lead screw sliding table is arranged on the side plate. Two sliding tables are arranged on the transverse moving lead screw sliding table, a horizontally-arranged suspension frame is arranged on the sliding tables, lifting electric push rods are arranged on the suspension frame, a first mounting plate and a second mounting plate are mounted at the output ends of the two lifting electric push rods correspondingly, and four arc-shaped clamping blocks and a driving mechanism are mounted on the first mounting plate; a sweeping mechanism is mounted on the second mounting plate, transmission parts are arranged at the bottom of the first mounting plate and the bottom of the second mounting plate, and a control screen is further arranged on the workbench. The four arc-shaped clamping blocks are used for clamping the calibration piece, the stability of clamping the calibration piece is improved, and the accuracy of torque calibration is improved.

The invention provides a sound wave generator soot blowing test method and system. The method comprises the steps that an experiment platform for simulating the working environment of a low-low-temperature economizer is built, and a test sample and sensing equipment are installed; setting power output parameters including a fixed power level and pulse power modulation parameter, a soot blowing frequency and phase control parameter, a time period and adaptive adjustment parameter, a sound wave frequency and an airflow velocity and vector control parameter; soot blowing operation is carried out, data are collected through sensing equipment, the soot coverage rate and particle information are obtained through an optical imaging sensor, and the pressure intensity generated by sound waves at the position where soot particles are located is obtained through an acoustic sensor array; calculating cleaning efficiency, and performing adjustment and iterative experiment on parameters according to the cleaning efficiency and data feedback; comprehensive optimization of the soot blowing process of the sound wave generator is achieved, the soot blowing effect of the low-low-temperature economizer is improved, then the overall operation efficiency of energy equipment is improved, the service life of the equipment is prolonged, and the requirements for environmental protection and energy saving are met.

The invention relates to the technical field of surface defect detection, and discloses surface defect detection equipment for tread production, which comprises a detection table, a detection camera is arranged on the detection table, a cleaning box is fixed on the detection table, a rotatable cleaning seat is arranged on the cleaning box, a strip-shaped frame is fixed on the cleaning seat, and the strip-shaped frame is fixed on the detection table. A rotatable blowing nozzle is arranged on the strip-shaped frame, a wiping piece is arranged on the cleaning seat, and a plurality of flushing nozzles distributed at equal intervals and a rotatable extrusion plate are arranged on the cleaning seat; a wave abutting ring is arranged in the cleaning box, a first abutting rod is fixed to the wave abutting ring, and a first abutting frame is arranged in the cleaning box. And the cleaning seat continuously rotates, so that the wiping sheet automatically wipes and cleans the surface of the lens in all directions, the lens dust cleaning effect and the product surface defect detection precision of the detection camera can be greatly improved, and the cleaning process is time-saving, labor-saving, convenient and fast.