1630results about How to "Easy to spray" patented technology

The invention relates to the technical field of powder metallurgy forming, and discloses a compressor valve plate forming device for powder metallurgy and a forming method thereof.The forming device comprises a lower die body, a guide support is fixed to the lower die body, an upper die body is slidably connected to the guide support, and a servo hydraulic cylinder is fixed to the top of the guide support; a servo hydraulic cylinder is arranged on the lower die body, the telescopic end of the servo hydraulic cylinder is fixedly connected with the upper die body, a forming groove is formed in the lower die body, a forming head is arranged on the upper die body, a feeding box is arranged on the lower die body, and a push rod assembly used for adjusting the working position of the feeding box is fixed to one end of the lower die body. The metal powder can be uniformly distributed in the forming groove, so that the thickness of a formed workpiece is uniform, a lubricant can be conveniently and quantitatively sprayed into the metal powder, the flowing property of the metal powder is improved, and the machining quality of the workpiece is improved.

The invention provides a nano enzyme as well as a preparation method and application thereof. The preparation method of the nano enzyme comprises the following steps: adding a stabilizer into a preheated solvent, and carrying out ultrasonic treatment; then adding ferric salt and cobalt salt, and adding alkali to adjust the pH value of the solution; then transferring the solution into a reaction kettle for reaction; and after the reaction, washing and separating to obtain the product. The obtained nano-enzyme is appropriate and uniform in particle size and good in dispersity, the enzyme activity is as high as 9.56 U / mg, and the application of the nano-enzyme in immunochromatography detection and plant canker prevention and treatment is widened. When the immunochromatography detection card prepared from the nano enzyme is used for detecting human hemoglobin, the detection limit can reach 0.05 ng / mL and is at least 10 times lower than that of a commercially available kit. When the nano-enzyme suspension is used for preventing and treating the kiwifruit canker, the nano-enzyme suspension with the concentration larger than or equal to 0.1 mg / mL is used, and the plant canker can be well controlled.

The invention discloses rapid die casting equipment for aluminum alloy die castings, and relates to the technical field of metal die casting. A first channel is formed in a die plate and an ejector rod, and a spray hole communicating with the first channel is formed in the ejector rod; according to the device, the mold release agent can be sprayed to the relatively-closed die-casting cavity in a mold closing state, the comprehensive uniformity of the mold release agent during adhesion is improved, the demolding effect after a die casting is formed is improved, the mold release agent is sprayed in the relatively-closed die-casting cavity, and the mold release effect is improved. According to the die-casting mold core, the release agent can be prevented from escaping outwards, the surrounding environment can be protected easily, waste of the release agent can be avoided, energy-saving, environment-friendly, green and efficient die-casting production is achieved, meanwhile, the spraying holes are formed in the cylindrical face of the end of the ejector rod, the spraying holes cannot be exposed when the ejector rod retracts into the die core, and the die-casting mold core is more environment-friendly. And interference to die-casting production due to the fact that the spraying holes are exposed in the die-casting cavity can be avoided.

The utility model discloses a liquid fertilizer spraying device for garden planting, which relates to the technical field of spraying devices and comprises a bearing plate, rollers are fixedly connected to four corners of the bottom end of the bearing plate, a handrail is fixedly connected to the upper end of the rear side of the bearing plate, and a storage box is arranged at the upper end of the rear side of the bearing plate. Under the combined action of the storage box, the motor I, the rotating shaft, the stirring rod and the sewer pipe, liquid fertilizer for garden planting can be fully stirred and mixed during use, and under the combined action of a water suction pump, a water suction pipe, a water supply pipe, a hose and a spraying seat, the mixed liquid fertilizer can be conveniently conveyed to a spraying device, so that the spraying device is convenient to use. The garden liquid fertilizer spraying device has the advantages that liquid fertilizer can be conveniently sprayed, the height and angle of the spraying device can be adjusted according to use requirements under the combined action of a bearing seat, a first gear, a second motor, a second gear, an adjusting rod and an adjusting knob, and trees in gardens can be conveniently and quickly sprayed.

The invention discloses a crankshaft flaw detection device based on visual inspection, relates to the field of crankshaft detection, and solves the problem that an existing crankshaft flaw detection device is troublesome to operate, the crankshaft flaw detection device comprises a box body and a mounting box fixedly mounted at the top of the box body, and two symmetrically distributed mounting frames are arranged at the top of the mounting box; clamping plates are arranged on the corresponding sides of the two mounting frames, a first driving motor is fixedly mounted on the outer side of the mounting frame located on the left side of the mounting box, and an ultraviolet shooting device is arranged above the mounting box; the material lifting mechanism is used for lifting and discharging the crankshaft above the mounting box, and the material lifting mechanism is mounted on the inner side of the mounting box; through the material lifting mechanism, the two clamping blocks can be pushed to be close to the two ends of the crankshaft through the two mounting frames, clamping and positioning of the crankshaft are achieved, after crankshaft detection is completed, the bottom of the crankshaft can be lifted when the two mounting frames are away from each other, a worker can conveniently take the crankshaft, and the working efficiency is improved. Therefore, the effects of convenient clamping and positioning and safe material taking are achieved.

The utility model discloses an evanescent mode coating spraying device, which relates to the technical field of evanescent mode spraying and comprises a base, a storage box, a booster pump, a pressure tank and a spray gun pipe, the storage box, the booster pump, the pressure tank and the spray gun pipe are arranged at the upper end of the base, a gear motor is mounted on a top box cover of the storage box, and an output shaft of the gear motor is movably connected with a rotating rod and a stirring paddle. The storage box is communicated with the booster pump through a feeding pipe, a filtering device is arranged at the feeding pipe, the booster pump is communicated with the pressure tank through a conveying pipe, the pressure tank is communicated with the spray gun pipe through a telescopic hose, and the discharging end of the spray gun pipe is in threaded connection with the atomizing nozzle. According to the evanescent mode coating spraying device, the coating can be continuously stirred to prevent precipitation, the sucked-out coating can be filtered, the booster pump is matched with the pressure tank to enable the coating to be pressurized, atomized through the atomizing nozzle and sprayed out, the coating is sprayed more evenly, the effect is better, and the spraying efficiency is improved.

The utility model discloses a plant protection unmanned aerial vehicle for spraying pesticide on fruit trees, which comprises a shell, a GPS (global positioning system) is connected onto the shell, the GPS is used for positioning the unmanned aerial vehicle, and propellers are connected onto the shell; the undercarriage is fixedly connected to the machine shell; the pesticide box is arranged at the bottom of the machine shell, the pesticide box is fixedly connected with the machine shell, and a liquid inlet is formed in one side of the pesticide box; the spraying assembly is arranged at the bottom of the pesticide box, the spraying assembly is used for spraying pesticide liquid in the pesticide box outwards, and the spraying assembly at the bottom of the pesticide box is aligned with the side faces and the bottom of a fruit tree to conduct pesticide liquid spraying operation in the process that the unmanned aerial vehicle lifts off and flies; in the using process, the spraying rod pump sprays pesticide liquid in the pesticide box outwards through the spraying head after passing through the spraying rod, the spraying head is arranged on the side wall of the spraying rod so that the pesticide liquid can be conveniently sprayed to the side wall of a fruit tree through the spraying head, and in the flying process of the unmanned aerial vehicle, the unmanned aerial vehicle is suspended, and spraying operation can be completed.

The utility model belongs to the field of oil nozzles, particularly relates to an oil nozzle for a DelfF DFI2.5 type oil injector, and aims to solve the problem that most existing oil nozzles are only convenient to inject oil in one direction and inconvenient to inject oil in the peripheral range in the oil injection process, so that the application range is relatively single, the following scheme is provided: the oil nozzle comprises an oil injector body, the bottom of the fuel injector body is communicated with a fuel injection nozzle body; the first spraying assembly is arranged on the oil nozzle body and used for spraying in the peripheral range; and the second spraying assembly is arranged on the oil nozzle body and used for spraying the range in front of the nozzle. When the fuel injection device is used, fuel can be injected out in the form of a peripheral range, the contact area of the fuel and air is increased, the uniformity of mixed gas is improved, the effect of conveniently injecting the fuel into the peripheral range is achieved, the application range is wide, and the applicability is improved.

The invention relates to the technical field of medium and low voltage switch cabinet monitoring, in particular to a medium and low voltage switch cabinet running state real-time monitoring device which comprises a switch cabinet body, the front side face of the switch cabinet body is in an opening shape, a cabinet door is hinged to the opening of the switch cabinet body through hinges, and the inner side face of the cabinet door is fixedly connected with a lifting supporting seat and a connecting seat. A lifting transmission mechanism is installed on the lifting supporting seat, a monitoring camera device and an air suction connector are installed on the lifting transmission mechanism, and one end of the air suction connector is fixedly connected with a monitoring pipeline. At the moment, the air suction connector pumps away heat dissipated by components in the switch cabinet body; and meanwhile, the lifting transmission mechanism operates to drive the monitoring camera device and the air suction joint to reciprocate up and down, so that the monitoring camera device can comprehensively monitor the interior of the switch cabinet body.

A process and system for recovering electrolyte and carbon powder from electrolytic aluminum anode carbon residues are characterized in that the electrolytic aluminum anode carbon residues are crushed, dried, ground and sieved, fine powder is sent to a cyclone combustion furnace for combustion, the electrolyte in the carbon residues is molten and then enters an electrolyte melting pool, and the surface of the electrolyte melting pool can be subjected to residue stirring; the bottom of the molten pool is poured with a high-temperature-resistant material and is provided with multiple holes, the molten electrolyte flows out of the holes and enters a rotary jet granulation device, the molten electrolyte is cut into frits with small particle sizes under the gas cutting action of rotary jet, meanwhile, the molten electrolyte is cooled by airflow, and the molten electrolyte is separated from the molten pool; the small frits are further cooled, so that the surfaces of the small frits are completely solidified, the small frits are discharged through a discharge port, and flue gas generated by combustion enters a tail flue, exchanges heat with a heat exchanger, enters a dust remover system for dust removal, then enters an alkali liquor spray tower and a denitration device, and is finally emptied; according to the method, the electrolytic aluminum carbon residues are subjected to resource recycling, and the electrolyte utilization rate is increased.

The invention relates to the technical field of automobile part spraying, and discloses an automobile part surface treatment spraying device which comprises a mounting frame and a mounting shaft rotationally connected in the mounting frame, the outer surface of the mounting shaft is fixedly connected with a plurality of discharging frames and a feeding clamping mechanism, and the feeding clamping mechanism is arranged on the discharging frames; according to the spraying device for surface treatment of the automobile parts, shark fins of the automobile parts are placed on the discharging frame, then the shark fins are flexibly fixed through the feeding and discharging machine on the discharging frame, and after fixing, the fixed shark fins are driven to rotate to the surface treatment mechanism to be subjected to surface grinding treatment; and after treatment, the shark fins are sprayed through the spraying mechanism, and the surfaces of the shark fins are dried after spraying, so that polishing, spraying and drying integrated treatment on the surfaces of the shark fins is realized, and the spraying efficiency on the surfaces of the shark fins is greatly improved.

The invention relates to the technical field of optical fibers and adhesives, and particularly discloses a special ultraviolet curing adhesive for a reticular optical fiber ribbon and a preparation method of the special ultraviolet curing adhesive. The adhesive is prepared from a carboxyl-containing sulfydryl tertiary carbonate urethane acrylate prepolymer, a low-viscosity prepolymer, four-functional polyurethane modified organosilicone epoxy acrylate, a high-adhesion acrylate monomer, an acrylamide active monomer, ultraviolet-curable cellulose ester, a photoinitiator, a flatting agent, a photocuring defoaming agent and a polymerization inhibitor. The adhesive is small in viscosity and easy to dispense and spray, adopts UV / UV-LED light to initiate rapid curing and fixing, is good in adhesive force, can effectively improve the grid bonding strength, does not cause additional attenuation to optical fibers, is good in stripping performance, facilitates rapid separation of single optical fibers during construction, is free of VOC emission and low in odor, and meets the latest REACH regulations of European Union. The ultraviolet curing adhesive has the characteristics of small attenuation, good torsion and bending resistance, good stripping property and the like when being used for producing the net-shaped optical fiber ribbon.

The invention belongs to the technical field of aqueduct maintenance, and particularly discloses a high and large aqueduct body concrete spraying and maintaining device which comprises two main beams, a plurality of main beams and a plurality of auxiliary beams. The number of the straining beams is multiple, the multiple straining beams are sequentially distributed in the length direction of the two main beams, and the two ends of each straining beam are fixedly connected with the two main beams correspondingly; the rails are arranged in two rows, the two rows of rails are arranged on the two sides of the top end of the aqueduct body respectively, and the two main beams are perpendicular to the rails and are in sliding fit with the two rows of rails; the water tank is mounted at the top ends of the two main beams; the number of the spraying pipes is two, the two spraying pipes are located on the two sides of the aqueduct body respectively, and gaps are formed between the spraying pipes and the aqueduct body; the upper part of the spraying pipe is connected with the main beam; the water tank is communicated with the spraying pipe through a pipeline, and the pipeline is connected with a booster pump; and a plurality of spray heads are mounted on the spray pipe. Spraying maintenance can be conducted on the aqueduct body on the outer side of the aqueduct body, and the maintenance quality is improved.

The utility model relates to the technical field of coating scraping, and discloses an equipment surface waste coating scraping device which comprises a box body, a supporting plate is fixedly connected to the top of the box body, hydraulic cylinders are fixedly connected to the two sides of the top of the supporting plate, and the driving ends of the two hydraulic cylinders are fixedly connected with a movable plate. The two sides of the right end of the movable plate are both slidably connected with sliding rods, the sliding rods are sleeved with first springs, the right ends of the two sliding rods are fixedly connected with scraping plates, the left ends of the sliding rods are fixedly connected with limiting blocks, the tops of the sliding rods are fixedly connected with a motor, and the driving end of the motor is fixedly connected with a rotating plate. According to the device, waste paint can be scraped off powerfully, so that the cleaning efficiency is improved, the service life of the scraping plate can be prolonged through the first spring, spraying can be conducted by starting the water pump, and the spraying head is driven to move by starting the motor.

The invention provides a hard alloy reamer machining device and a machining method thereof, and relates to the field of hard alloy reamer machining. The device comprises a bottom plate, the lower side of the bottom plate is fixedly connected with a supporting block and a first motor, the upper side of the bottom plate is rotatably connected with a rotating shaft, the upper end of the rotating shaft is fixedly connected with a rotating disc, the upper side of the rotating disc is provided with a plurality of mounting units, the upper side of the bottom plate is provided with a moving groove, the inner side of the moving groove is slidably connected with a sliding plate, and the upper side of the sliding plate is fixedly connected with a vertical plate; the left side of the vertical plate is fixedly connected with a polishing cylinder; according to the hard alloy reamer polishing device, the rotating shaft, the rotating disc, the fixing plate, the fixing block, the rotating rod, the turning plate, the mounting plate, the fixing cylinder, the placing cylinder, the lifting plate, the screw rod and the polishing cylinder are arranged, so that the polishing cylinder is conveniently controlled to polish a hard alloy reamer workpiece, the workpiece is rapidly discharged, the discharging workload of workers is reduced, and the workers are prevented from being scalded.

The invention discloses a cleaning device of fresh milk sterilization equipment, and relates to the field of cleaning devices.The cleaning device comprises a power flushing mechanism providing flushing power, a lifting mechanism is arranged at the bottom of the power flushing mechanism, and the lifting mechanism is used for driving the power flushing mechanism to ascend and descend; a linkage flushing mechanism used for flushing the fresh milk sterilization equipment is fixedly installed on one side of the power flushing mechanism, and a steam sterilization mechanism used for conducting high-temperature sterilization on the fresh milk sterilization equipment is arranged behind the linkage flushing mechanism. The size and angle of the linkage flushing mechanism can be adjusted according to the inner diameter of the fresh milk sterilization equipment and the inclination degree of the bucket-shaped tank, the cleaning device is suitable for different fresh milk sterilization equipment, the application range of the cleaning device of the fresh milk sterilization equipment is widened, meanwhile, foreign matter attached to the inner wall can be conveniently removed in the cleaning process, and the cleaning efficiency is improved. Waste liquid can be recycled, consumption of water resources is reduced, secondary sterilization is facilitated, and cross infection is avoided.

The utility model discloses precise wheel body forging equipment which comprises a machine body frame, a hydraulic cylinder is fixedly connected to the front position of the top of the machine body frame, and the telescopic end of the hydraulic cylinder penetrates through the machine body frame and extends into an inner cavity of the machine body frame to be fixedly provided with an upper die head. An electric telescopic rod drives a movable plate to move, the movable plate slides on the surface of a sliding rod through a sliding sleeve so as to drive a supporting base to move, a spray head is located between a lower die base and an upper die head, a release agent is pumped into a water pipe through cooperation with an external suction pump, and the release agent is sprayed out through the spray head; a servo motor at the top of a right supporting seat drives a driving gear to rotate, the driving gear drives a driven gear to rotate so as to drive a water pipe connected to the axis of the driven gear to rotate, a bearing seat drives a spray head to rotate, the spray head is aligned with an upper die head after rotating by 180 degrees, and then a release agent is sprayed. Bonding between the part and the die holder is avoided by smearing the release agent.

The utility model discloses a magnetic core multi-angle spraying device which comprises a box body, a partition plate is fixedly arranged on the inner side of the box body, a spraying workbench is arranged above the partition plate, a first spraying mechanism is arranged above the spraying workbench, second spraying mechanisms are arranged on the two sides of the spraying workbench, a first motor and a speed reducer are arranged below the partition plate, and a spraying box is arranged on the side face of the box body. A second motor is arranged at the top of the box body, and the spraying box and the second motor are connected with the box body through screws; the magnetic core spraying device has the advantages of being simple in structure, high in stability and capable of conveniently and comprehensively spraying magnetic cores.

The invention relates to a high-performance carbon cloth plate production device, and belongs to the technical field of carbon cloth plate processing. Comprising a base, two supporting frames are fixedly connected to one side of the base, a carbon cloth roller is arranged on the two supporting frames, two supporting blocks are fixedly connected to the top of the base, two pressing rollers are rotationally connected between the two supporting blocks, and a mounting frame is fixedly connected to the outer wall of the base; a conveyor used for conveying a carbon cloth plate is arranged in the base, and a cutting knife used for cutting carbon cloth is arranged at the bottom of the mounting frame. The carbon cloth can be driven to move through movement of the first moving frame, the spraying pipes can be driven to adjust the height when the first moving frame makes contact with the second moving frame every time, the spraying pipes are made to be gradually increased according to the number of layers of the carbon cloth, spraying of the carbon cloth is facilitated, the second moving frame can be driven to move when the first moving frame is reset, and the carbon cloth is sprayed through the spraying pipes; the spraying is convenient, and the spraying efficiency is improved.

The invention relates to the technical field of molds, in particular to a mold structure which comprises a workbench, a first base is arranged on one side of the top of the workbench, a lower mold is connected to the center of the top of the first base through a bolt, a mold core is arranged in the middle of the lower mold, and limiting rods are arranged on the edge of the lower mold. The top of the workbench is connected with a fixing frame, an air cylinder is arranged at the bottom of the fixing frame, the bottom end of the air cylinder is connected with an upper die frame through a bolt, and a male die is arranged at the bottom of the upper die frame. Lubricating oil liquid in the oil storage tank can be quantitatively pumped into the main guide pipe through the micro pump and then conveyed into the flow dividing pipes, then the lubricating oil liquid is sprayed to the inner wall of the mold core through the spray heads, the spray heads spray the lubricating oil liquid in all directions, so that the inner wall of the mold core is evenly covered with the lubricating oil liquid, and the lubricating effect is achieved so as to facilitate follow-up ejection of the mold; and through spraying of the lubricating oil, the defects of wrinkling and cracking of the product caused by difficult ejection of the mold are avoided.

The surface treatment device comprises a treatment box, a feeding opening is formed in one side of the treatment box, a feeding rail is arranged at the bottom of the treatment box, a first storage plate is arranged above the feeding rail, a second storage plate is arranged above the first storage plate, and the first storage plate and the second storage plate are arranged on the bottom of the treatment box. Clamping blocks are arranged above the second storage plate, second electric push rods are arranged on one sides of the two clamping blocks, a U-shaped mounting seat is arranged in the treatment box, a nozzle is arranged on the other side of the U-shaped mounting seat, a material storage box and a spraying pump are arranged above the treatment box, a spraying hose is arranged between the spraying pump and the nozzle, and a spraying nozzle is arranged on the spraying hose. The orientation angle of the spraying structure of the treatment device can be adjusted, by changing the height of the nozzle and rotating the fixed quick-release barrel shaft rod, spraying treatment can be fully conducted on the surfaces of the quick-release barrel shaft rods of different specifications, the surface spraying effect of the quick-release barrel shaft rods is guaranteed, and the surface treatment quality of the quick-release barrel shaft rods is improved.

The invention relates to the technical field of ventilator dust removal, and discloses a spray type water film guide plate multi-stage centrifugal dust removal device and method.The device comprises a dust removal box, a surge-free dust removal centrifugal fan, a spray unit and a water film guide plate set, and the spray unit is arranged at an air inlet of the dust removal box in a sleeving mode for spray treatment; dust particles impact into the grooves of the water film guide plate group along the airflow direction under the action of inertia force and are mixed and gathered with water, and dust-water mixed liquid accelerates to flow downwards in the grooves to a flow collecting groove at the bottom of the dust removal box and is discharged under the action of gravity and dust gas velocity and parallel component of the grooves, so that the purpose of primary dust removal is achieved; and then the gas enters the centrifugal ventilator and rotates in the volute at a high speed, residual dust particles in the liquid and the gas are thrown to the inner wall of the volute main body at a high speed along the tangential direction of the airflow under the action of centrifugal inertia force and are discharged from the drainage pipes on the two sides of the outlet along the inner wall, so that the purpose of secondary dust removal is achieved, and the dust removal effect is improved.

The invention relates to the field of electric power safety, in particular to a bird repelling device for high-altitude electric power equipment. According to an existing bird repelling device, bird repelling agents are not conveniently and properly sprayed according to different sizes and different numbers of birds in the bird repelling process, waste of the bird repelling agents is easily caused, bird repelling is not thorough due to the fact that the diffusion range of the bird repelling agents is limited in the bird repelling process, and the bird repelling efficiency is too low. A bird repelling device for high-altitude power equipment comprises a bottom plate and the like. Two guide rails are fixedly connected to the lower portion of the bottom plate, a top plate is slidably connected to the bottom plate, a supporting spring is connected between the top plate and the bottom plate, and a supporting mechanism is arranged between the top plate and the bottom plate. The more the birds stagnated on the supporting cross rod are, the larger the distance that the multi-stage electric push rod drives the top plate and the piston push rod to move downwards is, the more the amount of the sprayed bird repelling agent is finally, a proper amount of the bird repelling agent is sprayed according to the birds of different sizes and different numbers, and waste of the bird repelling agent is not likely to be caused.

The invention relates to the technical field of lightning arrester cleaning, in particular to an automatic lightning arrester cleaning device for power construction and a cleaning method.The automatic lightning arrester cleaning device comprises a mounting plate, a mounting seat, an adjusting mechanism, a detecting mechanism, a cleaning mechanism and a spraying mechanism, and the mounting seat is fixedly mounted in the middle of the top end of the mounting plate; the adjusting mechanism comprises a lifting table, a rotating assembly and a lifting assembly, the detecting mechanism comprises a laser transmitter, a fixing plate, a swinging assembly and a driving assembly, the cleaning mechanism comprises a cleaning brush and a telescopic assembly, and the spraying mechanism comprises a vertical plate, a discharging pipe, a plurality of nozzles, a conveying assembly, a pushing assembly and a transmission assembly. The telescopic assembly is used for driving the cleaning brush to reset, so that the cleaning brush can be far away from the lightning arrester body to ensure that no other articles exist around the lightning arrester body, the situation that the articles are placed beside the lightning arrester body for a long time to affect normal work or cause potential safety hazards can be avoided, and the performance and safety of the lightning arrester can be effectively ensured.

The utility model relates to the technical field of clothing spraying, in particular to jeans spraying equipment, a plurality of hanging piece mechanisms are arranged on a frame at equal intervals, each hanging piece mechanism comprises two connecting pipes, a first sensor and an opening device, the two connecting pipes are sleeved with expansion sleeves, and the expansion sleeves are sleeved with second sensors. The opening device is arranged between the two connecting pipes, the spraying mechanism is movably connected to the moving mechanism, the spraying mechanism comprises a second sensor and a spraying gun which are oppositely and fixedly arranged, the hanging piece mechanisms are arranged on the frame, the spraying mechanism is arranged on the frame through the moving mechanism, installation is convenient, and the space is greatly saved; meanwhile, the arranged hanging piece mechanism is inflated through an expansion sleeve to tightly support the jeans, the crotch part is supported through a supporting device connected to two connecting pipes, the jeans are prevented from being wrinkled or folded, the spraying mechanism is movably connected to the moving mechanism, and the moving mechanism is movably connected to the frame, so that the effects of all-directional spraying and uniform coloring are achieved.

The invention relates to a super absorbent resin water-retaining agent and a preparation method thereof and a plant straw-based dust suppressant, the super absorbent resin water-retaining agent is prepared by the following steps: preparing carboxymethyl straw cellulose powder by using plant straw as a raw material, and then preparing the super absorbent resin water-retaining agent by using the carboxymethyl straw cellulose powder as a raw material through an aqueous solution polymerization method; the dust suppressant provided by the invention has the beneficial effects that after the dust suppressant provided by the invention is sprayed on the surface of dust, the dust can be agglomerated together, the evaporation of moisture in raised dust is reduced, and the raised dust is effectively inhibited; and the dust suppressant does not contain substances harmful or irritant to human bodies, all components in a formula system of the dust suppressant can be mutually fused at normal temperature, and the dust suppressant is suitable for being sprayed for dust suppression and is easy to transport and store.

The invention discloses an aluminum alloy door and window spraying device which comprises a fixing frame, a door and window fixing mechanism and a spraying mechanism, the door and window fixing mechanism is arranged in the fixing frame, and the door and window fixing mechanism comprises an upper clamping plate, a lower clamping plate, a left clamping plate and a right clamping plate; a first spring is arranged between one of the upper clamping plate and the lower clamping plate and the inner wall of the fixing frame, a first expansion piece is arranged on the other one of the upper clamping plate and the lower clamping plate, and a second spring is arranged between one of the left clamping plate and the right clamping plate and the inner wall of the fixing frame. The other one of the left clamping plate and the right clamping plate is provided with an expansion piece II; the spraying mechanism comprises a third expansion piece, a spraying frame and a spraying component. The door and window spraying device is convenient and fast to mount and dismount, can spray the front and rear side faces of doors and windows, and is high in spraying efficiency.

A surface coating device for a whole diesel engine relates to the technical field of surface spraying and comprises a fixed middle seat and two sliding side seats, the fixed middle seat is respectively provided with a rotary spraying assembly and a convection drying assembly, a longitudinal conveying assembly is arranged below the convection drying assembly, and the two sliding side seats are respectively provided with a surface changing clamping assembly. The problems that when spraying equipment in the prior art is used for spraying the whole diesel engine, the spraying coverage range is small, paint is not dried in time, and spraying face changing operation is inconvenient are solved.

The utility model belongs to the technical field of fruit tree pesticide sprayers, and particularly relates to a fruit tree pesticide sprayer which comprises a liquid medicine containing assembly, a spraying assembly is installed at the bottom of the liquid medicine containing assembly, and a stirring assembly is installed in the liquid medicine containing assembly. The liquid medicine containing assembly comprises a supporting block, the top of the supporting block is fixedly connected with a folding water tank, the side of the supporting block is fixedly connected with a strap, the interior of the supporting block is fixedly connected with a bearing, the interior of the bearing is fixedly connected with an inner threaded rod, and the interior of the inner threaded rod is in threaded connection with a threaded lifting rod; a connecting block is arranged on the side of the threaded lifting rod, and a cover plate is fixedly connected to the end of the connecting block. The foldable water storage tank is arranged to be matched with the threaded supporting frame for use, the occupied space is small when the device is carried, carrying is more convenient, and the device can be supported more conveniently only by rotating an inner threaded rod when the device is used.

The invention discloses a plasma jet device based on ionic wind driving, which comprises a hollow cylinder, a high-voltage metal needle electrode plate is mounted in the cylinder, a plurality of high-voltage metal needle electrodes are fixed on the high-voltage metal needle electrode plate in an annular array manner and are connected with a high-voltage excitation power supply circuit, and the inner wall of the cylinder is covered with a metal wall ground electrode. The insulating medium rings cling to the metal wall ground electrode and are arranged at intervals from the high-voltage metal needle electrode plate; the needle body of the high-voltage metal needle electrode, the insulating medium ring and the metal wall ground electrode form a plasma jet structure, the needle head of the high-voltage metal needle electrode and the metal wall ground electrode form an ionic wind generation structure, ionic wind generation areas and plasma generation areas are arranged in a staggered manner, and generation of plasma jet is driven by multistage ionic wind. The ion wind structure and the plasma jet structure are coupled, large gas carrier equipment is not needed, the application scene of the device is expanded, and meanwhile the plasma jet performance is improved.