2265results about How to "Avoid affecting use" patented technology

The invention discloses a maritime work crane with a windproof high-stability structure, and belongs to the technical field of maritime work cranes, the maritime work crane is provided with a supporting column convenient to position and assemble, the upper surface of the supporting column is rotatably connected with a suspension arm, the inner surface of the suspension arm is telescopically connected with a telescopic arm, and the front side of the inner surface of the telescopic arm is rotatably connected with a guide wheel; comprising a main lifting rope rotationally connected to the outer surface of the guide wheel, and the lower side of the main lifting rope is installed on the lower surface of the telescopic arm. An angle monitoring mechanism is arranged, the angle of the rotating frame on the telescopic arm can be conveniently controlled, adjustment of a first straight tooth gear and a first rack can be matched, so that the rotating stability of the rotating frame is controlled, and adjustment of a clamping jaw and a limiting wheel is matched, so that the angle of the clamping jaw on the rotating frame is driven through the limiting wheel; therefore, the angle stability of the clamping jaw and the angle monitoring convenience of the main lifting rope are controlled, lifted goods are prevented from inclining, and danger is avoided.

The invention relates to the technical field of steel belt machining, in particular to an automatic collection type steel belt rim charge splitting machine which comprises a splitting table, a splitting assembly, a winding assembly, a limiting roller, a scraper, a connecting frame and an extrusion roller. The slitting table is provided with a slitting assembly used for cutting a steel belt. The slitting table is provided with a winding assembly used for collecting steel belt rim charges. The front side of the slitting table is rotationally connected with a limiting roller. A plurality of limiting discs used for separating and limiting the steel belt are arranged on the peripheral face of the limiting roller. A plurality of scrapers for scraping burrs are arranged on the surface of each limiting disc; the slitting assembly is connected with a connecting frame. The connecting frame is rotationally connected with an extrusion roller for fixing and straightening the steel belt; the extrusion roller is positioned right above the limiting roller; and a plurality of avoiding grooves are formed in the extrusion roller. According to the device, burrs in the cutting gaps of the steel strip are scraped through the scraping blade, the appearance quality of the cut steel strip is prevented from being reduced, and the influence on the assembly precision and smoothness during subsequent use of the steel strip is avoided.

The invention discloses a water quality monitoring device and a monitoring method thereof, and relates to the technical field of water quality monitoring, the water quality monitoring device comprises a supporting plate, a buoyancy mechanism and a driving paddle, the buoyancy mechanism is arranged below the supporting plate, the driving paddle is installed on one side of the buoyancy mechanism, the water quality monitoring device further comprises a multi-parameter lifting water quality detection mechanism and a self-cleaning mechanism, the multi-parameter lifting water quality monitoring mechanism comprises a multi-parameter sensor group and a swing type filtering mechanism for protecting the multi-parameter sensor group, and the swing type filtering mechanism swings back and forth in the lifting process of the multi-parameter lifting water quality monitoring mechanism. Various water quality data can be monitored by means of the multi-parameter sensor group, after monitoring is completed every time, the swing cylinder swings in a reciprocating mode, the spray head is linked to wash the multi-parameter sensor group, meanwhile, the soft brush is linked to ascend and descend, the sensors are wiped, cleaning is achieved, and the influence on the accuracy of next water quality data collection is reduced.

The invention discloses a farmland mulching film recycling machine capable of effectively separating film stubbles, and relates to the technical field of mulching film recycling machines, the farmland mulching film recycling machine comprises a V-shaped scraping plate, the V-shaped scraping plate is used for conducting scraping type cleaning on soil, stubbles and stones attached to a mulching film, one side of the V-shaped scraping plate is rotationally connected with an adjusting mechanism through a rotating bolt, and the adjusting mechanism is used for adjusting the film stubbles. According to the farmland mulching film recycling machine capable of effectively separating the film stubbles, the V-shaped scraping plate is used for removing soil, the stubbles and stones attached to recycled mulching films in a scraping mode, and the film stubbles can be removed through the V-shaped scraping plate; the situation that a large amount of impurities such as soil, stubbles and stones are often carried on the rolled and recycled mulching film, so that a large amount of impurities are mixed among film rolls which are finally rolled into a roller, and the recycling is influenced is prevented; a V-shaped plastic pad is arranged on the outer side of a V-shaped scraping plate to elastically resist a large amount of lifted soil and stones; the outer side face of the V-shaped scraper is prevented from being impacted by soil and stones for a long time to generate friction damage and be gradually damaged to be difficult to use.

The invention belongs to the technical field of dam settlement observation, and particularly relates to a dam deepwater area large deformation settlement observation device and method.The dam deepwater area large deformation settlement observation device comprises a main rod, and a floating assembly is arranged on the outer ring of the main rod; the floating assembly comprises a main body assembly and an additional assembly; and the bottom sinking assembly comprises a machine body assembly and a fixing assembly, and a detection assembly is arranged at the top of the machine body assembly. The overall length of the device can be adjusted according to the depth of a water area, the machine body assembly can rapidly sink into the water bottom, the machine body assembly can be rapidly fixed after sinking into the water bottom, energy can be supplied to the machine body assembly through an energy supply part of the additionally-installed assembly, the current water level is detected in real time, the applicability is improved, and the practicability is high. The water pressure of the current position of the machine body assembly can be detected in real time, the current water depth is speculated according to the water pressure, the surface of the detection assembly can be cleaned, and it is prevented that sludge accumulation affects normal use of the device.

The invention discloses an automatic discharging device of a welding line, belongs to the technical field of advanced manufacturing, and aims to solve the problems that an existing device is low in installation efficiency, and the safety risk of a working place is increased due to reduction of the suction force of a suction cup. The automatic discharging device of the welding line comprises a vertical frame, a conveying belt is arranged on the vertical frame, a transferring device is arranged on the vertical frame in a sliding mode, a driving mechanism can drive the transferring device to move in the transverse axis direction of the vertical frame, the transferring device is located above the conveying belt and the containing platform, and a controller is arranged in the transferring device. Assembling and disassembling can be rapidly completed, the overhauling efficiency and the working efficiency are improved, meanwhile, air can be compressed to blow the surfaces of products, fine dust particles on the surfaces of the products are effectively removed, it is ensured that the suction cups and the surfaces of the products are well sealed, and then the adsorption effect is improved.

The invention relates to the technical field of plastic mechanical equipment, and discloses a plastic granulator capable of screening plastic particles. The cutting device is used for cutting plastic particles; the screening device is used for screening plastic particles; the turning device is used for turning the plastic particles; an extruder and a cooling tank are installed on the operation table, an installation frame is installed on the operation table, the screening device comprises a discharging groove, the discharging groove is installed on the operation table through a spring, a screening hopper is installed on the discharging groove, and a first screen, a second screen and a third screen are arranged in the screening hopper. Through cooperation of the cutting device and the screening device, cut plastic particles are screened in the screening hopper in a vibration screening mode, the plastic particles with different particle sizes are conveyed to different procedures through the three sliding grooves of the discharging groove, the plastic particles are stored in a classified mode according to the particle sizes, and the quality of the plastic particles is improved.

The utility model provides an intelligent water and fertilizer all-in-one machine device, which relates to the technical field of agricultural equipment and comprises a treatment box, a purification mechanism for layered filtration of a water source is arranged in the treatment box, and a water injection pipeline is respectively communicated with an intelligent water and fertilizer all-in-one machine main body and a water and fertilizer mixing tank through a three-way joint. A stirring mechanism for fully mixing water and fertilizer is arranged in the fertilizer and water mixing tank. According to the device, an extracted water source is subjected to layered filtering treatment through the arranged filtering sieve plate and a filtering medium in the storage frame, and fertilizer and clear water in the tank body are fully stirred through the arrangement of the driving motor, the rotating shaft rod and the layering plate; therefore, the problem that the work efficiency is low due to the fact that impurity accumulation is easily formed in an irrigation pipeline and the pipeline is blocked due to the fact that the water source filtering efficiency and the fertilizer dissolving efficiency of the fertilization irrigation equipment are low is solved.

The utility model provides a safety production inspection device, which belongs to the technical field of safety production and comprises a ceiling and a slider arranged on the ceiling, symmetrical lug plates are fixedly connected to two sides of the ceiling, a motor is mounted on the outer wall of one lug plate, a slide rail is fixedly connected between the two lug plates, and a threaded rod is mounted between the two lug plates. According to the inspection device, the threaded rod is matched with the fixing block, the inspection camera automatically moves for inspection, a traditional inspection mode is abandoned, the inspection difficulty is reduced, the inspection efficiency is improved, meanwhile, the piston in the piston sleeve is matched with the air nozzle installed in the annular pipe, the piston continuously reciprocates while the inspection camera moves, and the inspection efficiency is improved. The air inside the ring pipe continuously blows air to the mirror surface of the inspection camera through the air nozzle, so that dust is prevented from being accumulated on the camera, image quality and use of the camera are prevented from being influenced, false alarm caused by unclear irradiation of the camera is prevented, and the inspection accuracy is improved.

The invention belongs to the technical field of metal casting cutting, and particularly relates to an automatic cutting device for cutting metal castings, which comprises a cutting table, a receiving bin is arranged in the upper surface of the cutting table, and casting clamping mechanisms are arranged on the bin walls of the two sides of the receiving bin and used for positioning and clamping the metal castings to be cut. A sliding supporting mechanism is arranged on the upper surface of the cutting table, a cutting conversion mechanism is installed on the sliding supporting mechanism, the cutting conversion mechanism comprises cutting discs, and the symmetrical cutting discs are hung above the cutting table in a sliding mode through the sliding supporting mechanism and used for cutting and separating the positioned and clamped group tree type metal castings; through mutual cooperation of the casting clamping mechanism and the cutting switching mechanism, the metal casting and the pouring system can be rapidly cut and separated, and meanwhile, the situation that the normal use of the metal casting is affected due to the fact that residual waste materials on the metal casting are not completely cut can be prevented.

The fascia gun comprises a gun head and a machine body capable of driving the gun head to move front and back, the gun head comprises a massage head, the massage head is provided with a massage face making contact with a human body, and the massage face is provided with a conical groove which is sunken in the axial direction and is away from the direction of the human body. The inner wall of the conical groove is provided with a plurality of annular sunken parts which are sunken inwards, and the annular sunken parts are arranged at intervals in the axial direction. The conical groove is formed in the massage face, so that the contact area between the massage face and the human body is reduced, the conical groove can carry air to impact the human body in the working process like palm hollow beating massage, the massage comfort level and effect can be improved, and then the use experience feeling of a user is improved; the structure of the conical groove is more stable; and the stability of the conical groove can be further improved through the arrangement of the multiple annular concave parts, so that the problem that the conical groove deforms after being used for a long time, and use is affected is solved.

The utility model relates to a brewing capsule which comprises a capsule body, the capsule body is provided with a water outlet end and a water inlet end, a filtering piece is arranged on the inner side of the capsule body, at least part of the outer side of the filtering piece is tightly connected with the inner side of the capsule body, and a material storage cavity used for storing brewing materials is formed in the side, corresponding to the filtering piece, facing the water outlet end. According to the brewing machine, the filtering part is provided with the filtering structure capable of preventing the brewing materials from flowing to the water inlet end, the filtering part can distribute hot water, so that the hot water enters the material storage cavity more uniformly, the brewing materials act more uniformly, the filtering part can also prevent the brewing materials in the material storage cavity from reversely flowing into the water inlet end, and normal use of the brewing machine is prevented from being affected.

The invention relates to the technical field of power distribution cabinet protection, and discloses a high-low voltage power distribution cabinet with a protection function and a use method thereof.The high-low voltage power distribution cabinet comprises a shell mechanism, the shell mechanism further comprises a base, and a fixed square pipe is fixedly connected to the top of the base. The piston plate is driven to slide downwards along the inner wall of the fixed square pipe, the space inside the electric box shell and above the piston plate is a closed environment, when the piston plate moves downwards, the space of the closed environment is increased, but internal gas is not changed, the environment is forced to form a low-pressure environment, and when normal air pressure is converted into the low-pressure environment, the low-pressure environment is not changed. Through the application of the components, the overall temperature in the base is synchronously reduced when the outside is cooled in rainy days, so that the temperature of air inside and outside the base is in a level state, the temperature difference between the inside and outside of the base is reduced, and the situation that small water drops are generated in the base, and the service life of internal electronic instruments is affected is avoided.

The utility model discloses a galvanized cylinder inner wall slag removal device which comprises a main body assembly, a slag removal assembly and a slag removal assembly. The deslagging assembly comprises a workbench, a group of mounting plates, an air pump and a moving rod; the workbench is fixed to the top end of the supporting frame, the mounting plates are fixed to one side of the top end of the workbench, the air pump is fixed between the mounting plates, and the moving rod is slidably connected into one end of the air pump. The problems that in the existing galvanizing process, due to the fact that welding needs to be convenient, the front end of the inner wall of a galvanized round pipe does not need to be galvanized, in hot-melted zinc ions, due to the fact that the surface of a steel pipe and the zinc ions generate chemical reaction, the non-galvanized part accumulates part of slag materials in the process, if cleaning is not conducted in time, more and more zinc liquid is generated on the inner wall of a cylinder, and the slag materials are wasted are solved. And the use effect of the steel pipe is affected.

The invention discloses an ultralow-temperature forged steel stop valve which comprises a stop valve body, a valve rod shell, a valve rod, an expansion mechanism, a limiting mechanism, a water conveying mechanism, a frame, a reciprocating lead screw, a moving block, an L-shaped supporting rod, an arc-shaped limiting plate and a rotating head. The top of the valve rod is connected with an expansion mechanism, the bottom of the valve rod is connected with a valve clack, the valve clack is in sealed contact connection with a channel in the stop valve body, a limiting mechanism is arranged outside a valve rod shell, and a water conveying mechanism is arranged on the side wall of the stop valve body. And the limiting mechanism comprises a frame, a reciprocating lead screw, a moving block, an L-shaped supporting rod, an arc-shaped limiting plate and a rotating head, a valve rod can be limited and fixed, the situation that the valve rod rotates due to accidental touch of an operator is avoided, meanwhile, the interior of a valve can be quickly unfrozen, and then the machining efficiency is improved.

The invention discloses a composite flow guide layer paper diaper and paper diaper hot-pressing processing equipment, and relates to the technical field of paper diapers, the composite flow guide layer paper diaper comprises a hot-pressing plate, and a heat conduction frame plate is arranged at the bottom of the hot-pressing plate; the bottom of the hot pressing plate is fixedly connected with the tops of the heat conduction frame plates, the multiple heat conduction frame plates are arranged at the bottom of the hot pressing plate, bottom opening circular grooves are formed in the portions, located on the heat conduction frame plates, of the bottom of the hot pressing plate, and extension springs are fixedly connected to the tops of the inner walls of the bottom opening circular grooves. According to the composite flow guide layer paper diaper and the paper diaper hot-pressing processing equipment, the auxiliary mechanism separated from the heat conduction frame plate is arranged, and the heat conduction frame plate presses an edge sealing area of the paper diaper when the auxiliary mechanism completely applies pressure to the paper diaper through elastic connection of extension springs; the problem that due to the multi-layer structural design in the composite flow guide layer paper diaper, when the composite flow guide layer paper diaper is subjected to hot pressing, an inner absorption core body is prone to leaking from the two sides, and the hot pressing effect is poor is solved.

The invention belongs to the technical field of punching equipment, and particularly relates to a special variable-diameter down-the-hole drill bit for large strip mine deep blast hole punching, which comprises a drill bit neck, a drill bit body is fixedly connected to the drill bit neck, first drill teeth are fixedly mounted on the drill bit body, square grooves are formed in the drill bit body in an array manner, and adjusting assemblies are arranged in the square grooves. A square block is arranged in the square groove in a penetrating mode, one end of the square block is fixedly connected with a reaming head, and a frame is arranged in the square block. According to the special variable-diameter down-the-hole drill bit for drilling the deep blast holes in the large strip mine, through the arranged square block and the reaming head, the blast holes with different diameters can be conveniently excavated for use, so that when the explosive consumption is increased and the blasting effect is ensured, the micro motor works to enable the square block to move, and through cooperation of the reaming head after the square block is moved, the drilling efficiency is improved; when the drill bit body rotates, the reaming head can be driven to do circular motion, the area of a digging and penetrating site of the drill bit body is enlarged through the reaming head, and the purpose of enlarging and adjusting the diameter of a dug blast hole is achieved.

The invention discloses a mother roll tail sealing and glue spraying device with a self-cleaning function, and relates to the technical field of papermaking processing auxiliary equipment.The mother roll tail sealing and glue spraying device comprises a glue spraying assembly used for sealing the tail of a mother roll in the paper roll processing process and a gas spraying assembly used for cleaning the glue outlet position of the glue spraying assembly, and the glue spraying assembly comprises a mounting plate and a glue spraying box; a connecting pipe is fixedly installed on one side of the glue spraying box, a glue spraying nozzle is fixedly installed on the connecting pipe, a cleaning assembly is fixedly installed on the connecting pipe, the distance between the air spraying head and the glue spraying nozzle can be conveniently adjusted through an adjusting hole, the applicability is high, the cleaning assembly is adopted, solidified glue attached to the glue spraying nozzle can be conveniently scraped away during long-time use, and the glue spraying efficiency is improved. According to the technical scheme, the scraping plate is arranged on the scraping plate, circular motion is carried out during scraping, the scraping cleanliness is improved, the automatic cleaning effect is improved, an adjusting motor with an encoder is adopted, the scraping plate is conveniently folded to one side when cleaning is not carried out, it is avoided that the glue spraying effect of mother roll tail sealing is affected, and the glue spraying effect during use is improved.

The invention discloses an electric power ring main unit equipment operation monitoring device, and relates to the technical field of electric power ring main unit monitoring, and the device comprises a housing, the bottom of the inner wall of the housing is fixedly provided with a sliding rail, the inner wall of the sliding rail is slidably provided with a sliding block, and the top of the sliding block is fixedly provided with monitoring equipment; the device comprises a housing, a convenient installation device, the convenient installation device is arranged in the housing, the convenient installation device comprises a fixed rod, an elastic telescopic block, a pull rod, a sliding plate, a rotating plate, a limiting plate, a protective shell, a sliding block, a connecting plate, a trapezoidal block, an elastic telescopic plate and a fixed plate, and the monitoring equipment is in butt joint with the sliding block, so that the sliding block slides towards the interior of the housing along a sliding rail; the sliding block can drive the fixing rod to move towards the interior of the shell in the moving process, the fixing rod is fixedly installed on the surface of the sliding block, the pull rod is limited through the rotating plate, the pull rod does not need to be pulled by hands all the time, and a user can disassemble the equipment conveniently.

The utility model discloses an automatic litter adding device and a cat litter basin, and the automatic litter adding device comprises a litter bin, a first litter outlet and a second litter outlet, a sand separation groove is formed in the supporting plate and located at the bottom of the first sand outlet, a second sand outlet is formed in the bottom of the sand separation groove, and the first sand outlet and the second sand outlet are staggered; the litter adding assembly is rotationally arranged in the litter separating groove, the litter adding assembly divides a litter separating area in the litter separating groove, when the litter adding assembly rotates, the cat litter in the litter bin slides to the litter separating area, and when the litter adding assembly rotates, the cat litter in the litter separating area is pushed to the second litter outlet and slides to a designated area from the second litter outlet; and the output end of the motor part is connected with the sand adding assembly. Cat litter in the litter separating area is automatically pushed to the second litter outlet to slide to the cat litter basin through rotation of the litter adding assembly, a user does not need to manually and frequently add the litter, and user experience is improved.

The invention relates to the technical field of tapping machines, and discloses a screw tapping machine and a using method thereof.The screw tapping machine comprises a bottom plate, a fixing plate is fixedly connected to the top of the bottom plate, a rack is fixedly connected to the top of the fixing plate, a hydraulic rod is fixedly connected to the top of the rack, and an adjusting rod is fixedly connected to the top of the hydraulic rod; the bottom of the adjusting rod is fixedly connected with a motor, and the output end of the motor is fixedly connected with a threaded drill rod. After a nut is placed in the feeding component, the feeding component is pushed to move into the discharging component, the nut is placed in the discharging component to be fixed, and when the feeding component makes contact with the top of the discharging component, the nut in the feeding component is pushed to move into the discharging component through pressure of the extrusion component, so that the nut is fixed. And the nuts are extruded through the extrusion part, and the situation that the nuts are clamped and inclined when moving in the feeding part is avoided.

The invention relates to the technical field of waterproof paint production, and discloses high-viscosity anti-sliding rubber asphalt waterproof paint production equipment and a production method thereof.The high-viscosity anti-sliding rubber asphalt waterproof paint production equipment comprises a main body and further comprises a stirring mechanism, the stirring mechanism is arranged in the main body and comprises a motor, and the motor is fixedly connected to the outer wall of the main body; a linear shifting frame is fixedly connected to the side, away from the motor, of the belt wheel. When the rotating speed of the belt pulley is too high, two rollers are separated from two groups of knocking blocks at the same time, so that the two groups of knocking blocks are driven to quickly knock the outer walls of the bottom and the top of a rubber material through the elastic force of two groups of elastic steel bars, and the surface of the rubber material vibrates; the rubber material is continuously knocked by the elastic steel bar and the knocking block, and solid impurities such as stones embedded on the surface of the rubber can be vibrated out, so that the cleaning effect on the rubber material is improved, and the subsequent use of the rubber material is prevented from being influenced.

The invention belongs to the technical field of logistics transportation, and particularly relates to an intelligent logistics transportation device and method. Comprising rollers, the two ends of the multiple rollers are jointly connected with arc-shaped side protection plates, and the two arc-shaped side protection plates and the multiple rollers form a curve roller way conveyor; the circle centers of the two arc-shaped side protection plates are coaxial; the top faces of the two arc-shaped side protection plates are provided with baffles consistent with the arc-shaped side protection plates in trend, and the baffle with the large outer diameter is provided with a resistance reducing and damage avoiding assembly. The resistance reducing and damage avoiding assembly comprises an annular air bag, and the annular air bag is arranged at the turning position of the curve roller way conveyor and protects conveyed objects. By means of the resistance reducing and damage avoiding assembly, impact force generated by objects during collision can be reduced through buffering force generated by air in the annular air bag, the objects are prevented from being damaged during conveying, meanwhile, the situation that normal use of the device is affected due to the fact that the device is impacted is avoided, the conveying effect of the device is improved, and the service life of the device is prolonged; therefore, the potential safety hazard of the device in use is reduced.

The utility model discloses children calcium carbonate D3 granulating equipment, which belongs to the technical field of medicine production and comprises a pot body, a stirrer is rotatably connected to the inner wall of the pot body, a water tank is fixedly connected to the top end of the stirrer, a blanking pipeline is fixedly connected to the middle of the bottom end of the pot body, and an extrusion cylinder is fixedly connected to the bottom end of the blanking pipeline. A funnel is installed at one end of the extrusion cylinder, a supporting plate is installed on one side of the extrusion cylinder and is in sliding connection with the pot body, and supporting legs are fixedly connected to the bottom end of the pot body. The hydraulic telescopic rod pushes the supporting plate to be far away from the pot body, the stirrer is tightly attached to the inner wall of the pot body, and the blanking pipeline is closed, so that medicine is prevented from falling into the granulating structure in the mixing process, and when the hydraulic telescopic rod pulls the supporting plate to be close to the pot body and the stirrer is far away from the blanking pipeline, the medicine is uniformly mixed. And the mixed medicine raw materials can smoothly enter the blanking pipeline, so that the continuous operation of mixing and granulating is realized, and the production efficiency is improved.

The invention relates to the technical field of valve casting, and discloses a casting production device and method for valve casting, the casting production device comprises a box body, the top of the box body is fixedly connected with a first supporting seat, the top of the first supporting seat is fixedly connected with a motor, the output end of the motor is fixedly connected with a first electric telescopic rod, and the inner wall of the box body is fixedly connected with a hydraulic cylinder; a protective sleeve is fixedly connected to the inner wall of the box body, a pushing mechanism is arranged in the box body, a valve subjected to mold fixing can be subjected to extrusion force of an ejection block to be demolded and separated from a mold, the demolding efficiency of the device is improved, the ejection block makes contact with the mold by directly utilizing pushing force of a hydraulic rod, the service time of the device is shortened, and the device is convenient to use. And the parts can fall into the external collecting box, so that the time cost of manual collection is reduced, potential safety hazards caused by too high temperature of the parts during manual collection are avoided, and the use efficiency of the device is improved.

The utility model discloses cooling equipment for casting automobile parts, which comprises a water tank, a plurality of upright posts are welded at the top of the water tank, a top plate is fixedly connected to the top surfaces of the upright posts, a group of mounting shells are arranged on the surface of the top plate in a penetrating manner, second motors are mounted in the mounting shells, and fan blades are fixedly connected to the output ends of the second motors. According to the casting part cooling device, by arranging the second motor, when a casting part to be cooled is conveyed to the position below the mounting shell through the conveying belt, the second motor drives the fan blades to conduct air cooling and pre-cooling on the casting part to be cooled, then the casting part is conveyed to the position below the water spraying header pipe through the conveying belt, and a power source of the conveying belt is cut off; cooling water in the water tank is pumped to the water spraying header pipe through the water pump, then the cooling water is sprayed out of the spray nozzles below the water spraying header pipe to conduct water cooling on the casting, the performance of the casting can be reduced due to too fast temperature reduction through air cooling pre-cooling, air cooling and water cooling are used in cooperation, and the cooling efficiency can be improved.

The utility model relates to the technical field of reaction tanks, in particular to a chemical reaction tank which comprises a tank body, a cavity with an opening at the upper end is arranged in the tank body, a tank cover is arranged at the opening at the upper end of the tank body, a rotatable stirring shaft is arranged in the cavity, and a plurality of stirring rods are uniformly arranged on the outer side surface of the stirring shaft; a cleaning assembly is arranged on the outer side face of the stirring shaft and comprises oppositely-arranged mounting boxes, mounting cavities are formed in the mounting boxes, connecting rods with one ends extending out of the mounting boxes are arranged in the mounting cavities, scraping plates used for scraping and sweeping the side walls of the cavities are arranged at the extending ends of the connecting rods, and telescopic assemblies are arranged in the mounting cavities. The telescopic assemblies are used for synchronously controlling the connecting rods to stretch out and draw back in the corresponding mounting cavities. Through the arrangement of the telescopic assembly, when the chemical reaction tank is used for stirring, the scraping plate can be separated from the side wall of the cavity, so that when the stirring shaft drives the stirring rod to rotate for stirring, the scraping plate does not scratch the side wall of the cavity for a long time, and the scraping plate is prevented from being abraded.

The utility model provides a steering structure and a monitoring camera, which comprises a mounting plate and a camera main body, and the camera main body is movably mounted on one side of the mounting plate through the steering structure. A second servo motor and a shaft rod drive a gear to rotate, and the gear adjusts an adjusting cover through the meshing effect with teeth, so that a second driving mechanism can drive the adjusting cover to rotate between the shell and the transparent cover, dust on the surface of the transparent cover exposed on the outer side can be conveniently cleaned through a cleaning brush, and the influence on the use of the camera main body is avoided; the connecting piece and the fixing plate can be limited through the limiting groove and the limiting bolt, and the angle between the fixing plate and the connecting piece can also be adjusted; the fixing rod, the shell and the like can be transversely adjusted through a first servo motor, a rotating rod and other first driving mechanisms; and the pitching angle of the camera main body can be adjusted through a third servo motor, a rotating shaft and other third driving mechanisms, so that the monitoring camera is convenient to use.

The invention discloses a structure and method for fixing a cooling fan of a dry-type transformer, and relates to the technical field of transformer cooling, the structure comprises a transformer case, a base is fixedly installed at the bottom of the transformer case, a heat dissipation groove is formed in the surface of the transformer case, a dust cover is fixedly installed on the outer wall of the transformer case, and the dust cover is fixedly installed on the base. Filter plates are fixedly mounted on the inner wall of the transformer case, and a dry-type transformer is arranged between the filter plates; the anti-blocking device is arranged in the transformer case, the anti-blocking device comprises a motor, a reciprocating screw rod, a threaded block, a fixed rod, a cooling fan, a dust blocking filter plate, a triangular block, a connecting seat, a rotating plate and a sliding plate, and the reciprocating screw rod rotates to drive the threaded block to reciprocate up and down; a threaded block reciprocates up and down to drive a cooling fan to reciprocate up and down, a sliding plate slides down to push down impurities attached to a dust blocking filter plate, and dust blocking is prevented from affecting normal heat dissipation of equipment.

The invention belongs to the technical field of laser welding, and particularly relates to laser welding equipment and a welding method thereof. Comprising a body, a connecting pipe and a laser welding gun, a winding disc is arranged at the top of the body and used for winding the connecting pipe, one end of the connecting pipe is wound on the winding disc, and the other end of the connecting pipe is connected to the side, away from the output end of the laser welding gun, of the laser welding gun; the laser welding gun is provided with a rotating and sucking assembly, and the rotating and sucking assembly is used for sucking splashing particles generated in the workpiece welding process of the laser welding gun. A cooler is arranged at the top of the laser welding gun through a bolt, and a multidirectional temperature control mechanism is arranged on the cooler; according to the device, splashing particles are sucked into the containing square box along with flowing of air by rotating the sucking assembly, it is avoided that time and energy need to be spent on cleaning bonded impurities afterwards, the working intensity of workers is reduced, the using and welding effects of the device are improved, and the limitation of the device in the using process is further reduced.