1096results about How to "Prevent adhesion" patented technology

The invention discloses a surface milling device for mold machining and a machining method of the surface milling device, and relates to the technical field of mold machining, the surface milling device comprises a base, a supporting frame is fixedly mounted at the top of the base, an electric cross sliding table is arranged on the side, located on the supporting frame, of the base, and the surface milling device further comprises an electric push rod fixedly mounted on one side of the top of the supporting frame; the movable end of the electric push rod penetrates through the supporting frame and is fixedly provided with a movable plate, guide rods are symmetrically installed on the two sides of the top of the movable plate, the two guide rods are both slidably connected with the supporting frame, meanwhile, a driving motor is fixedly installed in the center of the top of the movable plate, and a chuck is fixedly installed at the output end of the driving motor; by means of the cooling device, a tool can be evenly cooled in the mold milling process, the situation that the service life of the tool is affected by overheating of the tool can be avoided, waste of cooling liquid can be reduced while the cooling liquid is sprayed, the cooling liquid is saved, and practicability is improved.

The invention relates to the technical field of electroplating wastewater treatment, in particular to electroplating wastewater treatment equipment based on multistage filtration. The invention provides electroplating wastewater treatment equipment based on multi-stage filtration, which can quickly and effectively separate and discharge wastewater and precipitates. Electroplating wastewater treatment equipment based on multi-stage filtration comprises a support, a connecting pipe, a spherical valve and the like, the connecting pipe is connected to the upper portion of the support, and the spherical valve is rotationally arranged on the upper portion of the connecting pipe. A servo motor is started, a rotating bin is rotated through a first gear assembly, electroplating wastewater enters a lifting bin to be discharged through a filtering bin under the centrifugal effect, sediment is intercepted in the filtering bin, then an air cylinder is started, the lifting bin is pushed to move upwards, the rotating bin is rotated, and the sediment is discharged into a sediment collecting pool; the effect of quickly and effectively separating and discharging the wastewater and the precipitate is achieved.

The invention discloses a laser cutting device for kitchenware production, and relates to the technical field of kitchenware production, the laser cutting device comprises a fixed frame, a supporting frame is fixedly mounted at the bottom of the fixed frame, a plurality of placing frames are fixedly mounted on the inner side of the fixed frame, the laser cutting device further comprises a movable frame and a laser cutting device, the movable frame is arranged above the fixed frame, and a movable seat is arranged above the interior of the movable frame; a U-shaped frame is fixedly installed at the bottom of the movable seat, an electric push rod is fixedly installed in the U-shaped frame, meanwhile, a disc is fixedly installed at the movable end of the electric push rod, guide rods are symmetrically installed at the top of the disc, the two sets of guide rods are both slidably connected with the U-shaped frame, and a laser cutting head is fixedly installed at the bottom of the disc; the top of the cutting position can be cleaned after the plate is cut, attached slag can be cleaned down, the subsequent grinding and cleaning step is omitted, the influence on subsequent kitchen ware plate machining is avoided, and the production efficiency of kitchen ware is improved.

The invention provides a floating type marine hydrology real-time monitoring device, and belongs to the technical field of marine hydrology monitoring. The floating type marine hydrology real-time monitoring device comprises a buoy, a bracket, a monitoring mechanism, a cleaning mechanism and an equipment box, wherein the bracket is fixedly mounted on the surface of the buoy; a sampling mechanism is mounted in an inner cavity of the equipment box and is used for replacing a water sample in the equipment box. The monitoring mechanism is arranged, the sea surface condition and the sea surface wind speed can be monitored through a camera and a wind speed sensor, the seawater salinity and the seawater solubility are monitored in real time through a conductivity sensor and an optical dissolved oxygen sensor, and the conductivity sensor and the optical dissolved oxygen sensor are arranged in the inner cavity of the equipment box, so that the sea surface condition and the sea surface wind speed can be monitored in real time. A filter plate is arranged at the bottom of the equipment box, so that impurities and marine organisms in seawater are prevented from being attached to the surfaces of the conductivity sensor and the optical dissolved oxygen sensor, and the measurement precision is ensured.

The invention discloses an air curtain laser failure prevention device for an aluminum-lithium alloy, and relates to the technical field of aluminum-lithium alloy ingots. The air curtain laser failure prevention device comprises a glass sheet located right in front of the laser range finder, a glass upper cover plate arranged on the side face, close to the laser range finder, of the glass sheet, a glass lower cover plate arranged on the side face, away from the laser range finder, of the glass sheet and a ventilation pipeline arranged on the side portion of the glass lower cover plate, and the ventilation pipeline is used for outputting inert gas. The side face, away from the laser range finder, of the glass sheet is purged, and an inert gas protection layer is formed. The inert gas is introduced into the ventilation pipeline at one side of the glass lower cover plate below the laser irradiation glass, and the lower part of the glass sheet is continuously purged, so that an inert gas protection air curtain is formed below the glass sheet, dust and the like can be effectively prevented from being attached to the upper glass sheet, the glass is kept clean, the laser failure is prevented, and the service life of the glass sheet is prolonged. And meanwhile, aluminum alloy oxidation of the launder can be reduced or even avoided through introduction of inert gas, and the ingot casting efficiency is improved.

The invention relates to the technical field of laser cutting, and discloses stainless steel fire extinguisher bottle laser notching equipment and a pressure-resistant stainless steel fire extinguisher bottle. The stainless steel fire extinguisher bottle laser notching equipment comprises a machine tool, a support arranged at the top of a working table top of the machine tool, and an air supply mechanism arranged on a mechanical arm of the machine tool; the adjusting mechanism is arranged in the air supply mechanism; the air supply mechanism comprises a shell arranged on the mechanical arm, a laser arranged at the top of the shell, a partition plate arranged in the shell, a rotating block arranged at the bottom of the laser, a three-way hole formed in the top of the rotating block, three air pipes arranged at the top of the shell in an annular array mode and branch pipes arranged at the bottoms of the air pipes. By arranging the gas supply mechanism and the adjusting mechanism, the laser cutting equipment can quickly switch different auxiliary gases, the cutting efficiency and flexibility are improved, and switching of the inner hole of the nozzle is achieved so as to adapt to different machining requirements.

The invention relates to the technical field of tank cleaning, in particular to a cleaning device for dairy product processing equipment, which comprises a lifting seat, a rotating table and a scraping and washing assembly, a mounting seat is fixedly arranged on the rotating table, the scraping and washing assembly comprises a telescopic mechanism, two groups of grinding and scraping mechanisms and two groups of liquid spraying mechanisms, and the telescopic mechanism comprises two groups of telescopic arms. Each set of grinding and scraping mechanism comprises a transmission part and two strip-shaped scraping rods, the liquid spraying mechanism comprises a liquid spraying pipe, each telescopic arm is provided with a scraping rod cleaning mechanism, each scraping rod cleaning mechanism comprises a strip-shaped sliding frame, a delay part and two spraying heads, each delay part comprises a supporting plate and a limiting pin, and a strip-shaped limiting groove is formed in each strip-shaped sliding frame. According to the milk tank cleaning device, the two strip-shaped scraping rods in the grinding and scraping mechanism can be attached to the inner wall of the milk tank to slide up and down in a reciprocating mode, the contact area of the strip-shaped scraping rods and the inner wall of the milk tank is large, milk residues on the inner wall of the milk tank can be scraped conveniently, the milk residues which are solidified and scaled can be scraped through up-down sliding of the strip-shaped scraping rods, and the cleaning efficiency of the milk tank is greatly improved.

The utility model relates to the technical field of coal conveying belt cleaning, in particular to a coal conveying belt conveyor tail coal collecting and cleaning device which comprises a supporting frame, a connecting frame, a cleaning assembly, a telescopic cylinder and a connecting shaft, the two sides of the supporting frame are fixedly and detachably connected with supporting columns on the lower portion of the coal conveying belt conveyor tail, and the supporting frame comprises a moving rod. The moving rod moves along the supporting frame through the action of the lead screw nut mechanism; one side of the connecting frame is fixedly connected with the moving rod, a plurality of cleaning assemblies are rotationally arranged on the other side of the connecting frame and connected with the telescopic cylinder through connecting shafts, each cleaning assembly comprises a scraping plate, a spring is arranged on the lower portion of each scraping plate, and the upper portion of each scraping plate abuts against the belt; the two ends of the telescopic cylinder are hinged to the connecting frame and the connecting shaft respectively. The scraper device is simple in structure, the multiple adjustable scrapers are attached to the uneven belt surface of the coal conveying belt conveyor to scrape back coal, and normal operation of the belt conveyor is guaranteed.

The utility model discloses a wastewater treatment device for circuit board production, and belongs to the technical field of circuit board production. Comprising a treatment box, a water inlet pipe is arranged at the upper end of the treatment box, a water outlet pipe is arranged at the lower end of the right side wall of the treatment box, a feeding opening is formed in the position, over the water outlet pipe, of the right side wall of the treatment box, a stirring and screening mechanism is arranged in the treatment box, and the stirring and screening mechanism comprises a motor; through the arranged stirring and screening mechanism, when wastewater enters the treatment box, a screen plate can vibrate up and down, the situation that due to standing of the screen plate, metal waste residues block filter holes, and the filter efficiency is affected is avoided, and meanwhile vibration of the screen plate can drive a dredging rod and a scraper to move up and down in a reciprocating mode; the dredging rod and the scraping plate are used for dredging and scraping the sewer pipe wall of the water inlet pipe, so that waste residues in wastewater are prevented from being attached to or blocking the water inlet pipe, the wastewater can enter the treatment box more smoothly, and the pretreatment effect of the wastewater is improved.

The utility model discloses atmosphere detection equipment capable of automatically cleaning dust, which comprises an atmosphere detection equipment body, a detection body is fixedly arranged in the atmosphere detection equipment body, a detection head is fixedly arranged on the outer wall of the detection body, a moving block is arranged in the atmosphere detection equipment body, and the moving block is fixedly arranged on the outer wall of the detection body. The processing assembly comprises a cleaning assembly arranged outside the moving block, the cleaning assembly forms one part, after a brush cleans the detection head, the detection head needs to be cleaned, at the moment, a motor is started, a rotating rod fixedly installed at the output end of the motor rotates along with the motor, and the rotating rod is driven to rotate; due to the fact that the outer wall of a rotating rod is polygonal, a sleeve arranged on the outer wall of the rotating rod in a sleeving mode rotates along with the rotating rod, a vertical plate is rotated to be in a horizontal state, at the moment, a moving block moves, a brush moves towards the interior of the vertical plate, the outer wall of the brush makes contact with a scraping plate obliquely hinged to the interior of the vertical plate, and dust attached to the interior of the brush is cleaned through the scraping plate.

The utility model discloses a baked food cooling device for food production, which belongs to the technical field of food production, and adopts the technical scheme that the baked food cooling device comprises a box body, a plurality of partition plates are bolted in the box body, a shell is bolted on the right side of the box body, and an intercepting component and a compensating component are respectively bolted on two sides in the shell; an air inlet fan is bolted to the right side of the shell; the compensation assembly comprises a first fixing frame, the first fixing frame is connected to the left side of the interior of the shell in a bolted mode, and a coil pipe is connected to the front side of the interior of the first fixing frame in a bolted mode. The problems that when the external temperature is high or the natural cooling capacity obtained by a draught fan is reduced, the cooling efficiency of the baked food is reduced, and therefore use is affected, and the use effect is affected are solved mainly by obtaining the external natural cooling capacity to achieve the purpose of cooling the baked food.

The present invention provides a precise proportioning fermentation device for tricholoma matsutake beverage production, and relates to the technical field of beverage proportioning fermentation, the precise proportioning fermentation device comprises a mixed fermentation mechanism, the mixed fermentation mechanism can be used for preparing a beverage and storing the prepared beverage, the mixed fermentation mechanism is arranged at the top of the mixed fermentation mechanism, and the conveying mechanism is arranged at the bottom of the mixed fermentation mechanism. Raw materials are injected into the mixed fermentation mechanism from the conveying mechanism, the proportioning mechanism is arranged above the conveying mechanism, and the proportioning mechanism extends into the conveying mechanism and is matched with the conveying mechanism to control the injection amount of the raw materials. During use, the internal volume of the metering cylinder is changed through the volume piston in advance, then raw materials are fully injected into the metering cylinder through the feeding pipe, then the bottom of the metering cylinder is driven to exceed the bottom of the proportioning pipe for discharging, and the feeding pipe is sealed through the outer surface of the metering cylinder to avoid leakage; meanwhile, the flow speed of the raw materials in the metering cylinder is increased through extrusion of the volume piston, and the effect of improving the fermentation matching accuracy is achieved.

The invention discloses a feed powder storage device, and belongs to the technical field of feed storage, the feed powder storage device comprises a base and a storage mechanism, the storage mechanism comprises a rotating frame, a sliding groove, a stirring assembly, a cleaning assembly, a drying assembly and a discharging assembly; a rotating frame is arranged in the middle of the inner side of the storage tank, the stirring assembly can drive the rotating frame to rotate on the inner side of the storage tank, powder on the inner side of the storage tank is stirred and prevented from caking, and in the working process of the stirring assembly, the powder on the inner side of the storage tank can be dried and dehumidified through the drying assembly. A cleaning assembly is further installed on the rotating frame, the inner wall of the storage tank can be cleaned in the rotating process of the rotating frame, the powder is prevented from being attached to the inner wall of the storage tank, the height can be adjusted, comprehensive cleaning operation on the inner wall of the storage tank is achieved, the caked powder can be smashed through a discharging assembly, and the powder can be discharged through a discharging assembly. And stable discharging is achieved, and the discharging effect is effectively improved.

The utility model discloses a carbon fiber pipe marine organism removing support, which relates to the technical field of carbon fiber composite pipeline microorganism cleaning equipment, and adopts the technical scheme that the carbon fiber pipe marine organism removing support comprises a support body sleeved on the outer wall of a pipeline in a sliding manner, the support body is annular, and the inner diameter of the support body is larger than the outer diameter of the pipeline; a plurality of universal ball seats are fixedly arranged on the inner wall of the frame body, universal balls are arranged in the universal ball seats, annular cavities are formed in the sides, facing the pipeline, of the universal ball seats, and the universal balls are in rolling fit in the annular cavities. The carbon fiber pipe marine organism removing support has the advantages that the carbon fiber pipe marine organism removing support comprises the support body connected to the outer wall of a pipeline in a sliding and sleeving mode, the outer wall of the support body is connected with the air bag through the first connecting rope, the air bag fluctuates with the help of buoyancy of seawater, the support body can be driven to float along with the air bag, and therefore the outer wall of the pipeline can be better scraped; and therefore, energy is saved, and the device is green and environment-friendly.

Belonging to the field of petrochemical engineering, the invention discloses a catalytic slurry oil purification device, which comprises a tank body, and a feed end and a discharge end respectively arranged at two ends of the tank body. An upper partition plate and a lower partition plate are fixedly connected to the inner wall of the tank body, a discharging opening is formed in the upper partition plate, and a feeding opening is formed in the lower partition plate; the interior of the tank body is divided into three independent cavities by the upper partition plate and the lower partition plate; according to the scheme, the filter element is sleeved with the hollow cylinder, and the rotatable first spiral flow deflector is further arranged between the inner wall of the hollow cylinder and the outer wall of the filter element; a rotatable first spiral flow deflector is further arranged between the inner wall of the hollow cylinder and the outer wall of the filter element; a shear force generated by rotation of the first spiral flow deflector can prevent a filter cake on the surface of the filter element from forming a compact thick layer; a filter cake layer can be controlled within a relatively thin thickness range, and the rising speed of the pressure difference is delayed, so that the operation duration of a single filtering period is prolonged; and the single-time continuous treatment capacity of the device is greatly improved.

The invention relates to the technical field of machining, and discloses a mechanical automatic machining cutting device which comprises a cutting machine assembly, one end of the cutting machine assembly is fixedly connected with a cutting machine movable assembly, and the back face of the cutting machine movable assembly is fixedly connected with a numerical control machine assembly. A workbench assembly is fixedly connected to the inner side of the numerical control machine assembly, the cutting machine assembly comprises a motor assembly, the side face of the motor assembly is rotationally sleeved with a sleeve, a connecting plate is rotationally sleeved between the motor assembly and the sleeve, and the side face of one end of the motor assembly is rotationally sleeved with a scrap suction assembly. A cutter shell assembly is fixedly connected to the top of the scrap suction assembly, a slicing assembly is fixedly connected to one end of the motor assembly, and a scrap blowing assembly is fixedly connected to one side of the cutter shell assembly, so that cuttings are prevented from being attached to the surface of a cutter, and when the cutter conducts next cutting, the cutting face of a material cannot rub with the cuttings; and abrasion to the cutting tool is reduced.

The present invention relates to the field of photovoltaic equipment, and in particular to a water photovoltaic equipment with a protective function, including a floating photovoltaic equipment, a protective plate, a pressure plate and a collection box; the front side of the floating photovoltaic equipment is detachably connected with a protective plate to prevent seawater from splashing when the waves hit; the protective plate is arranged to be bent forward; the front side of the floating photovoltaic equipment is provided with a pressure plate; the floating photovoltaic equipment is provided with a plurality of collection boxes to prevent the equipment from being contaminated by garbage; the pressure plate is detachably connected to the collection box. The present invention realizes guiding the waves to impact downward by setting the protective plate to be bent forward, while dispersing the impact force of the waves hitting the buoy, and the highest point of the protective plate is always higher than the height of the waves rolling up, so as to prevent the splashed seawater from adhering to the photovoltaic panel.

The invention relates to the technical field of pelletizers, and particularly discloses a metal magnesium powder pelletizer which comprises a mounting frame, a storage bin, a bearing plate, a pressing die assembly, a discharging assembly and a driving assembly, the pressing die assembly comprises an upper pressing rod and a lower pressing rod which are slidably arranged at the two ends of a through hole respectively, and grooves are formed in the ends, close to each other, of the upper pressing rod and the lower pressing rod; the driving assembly is used for driving the upper pressing rod to be pressed into the through hole to be matched with the lower pressing rod so that materials can be pressed into particles, after pressing, the upper pressing rod and the lower pressing rod are driven to descend so that the particles can be aligned with the discharging hole, during discharging, the driving assembly drives the upper right pressing rod and the lower left pressing rod to be away from the particles, and the pushing component abuts against the upper half portions of the right sides of the particles; the pushing component pushes the particles to enter the discharging hole; according to the magnesium metal powder pelletizer, the pelletizing yield can be increased.

The invention belongs to the field of waterproof and oil-proof agent materials, and particularly relates to an environment-friendly degradable fluoride-free oil-resistant and fat-resistant agent as well as a preparation method and application thereof, and the environment-friendly degradable fluoride-free oil-resistant and fat-resistant agent is prepared from the following raw materials in parts by weight: 40-50 parts of biological wax, 4-6 parts of modified polyacrylate, 15-20 parts of rosin, 1-2 parts of shellac, 75-100 parts of filler and 150-190 parts of deionized water. The oil-resistant and fat-resistant agent prepared by the invention can effectively prevent grease and water from permeating, has good waterproof and oil-resistant effects, and has good degradability.

The invention discloses a multifunctional intelligent stomach tube, and belongs to the field of medical instruments, the multifunctional intelligent stomach tube comprises an outer tube mechanism, the outer tube mechanism comprises a stomach tube body and a rubber head, one end of the inner wall of the stomach tube body is provided with a slidable medicine feeding mechanism, and one end of the inner wall of the stomach tube body is slidably connected with the outer wall of a movable cylinder; a vertically-through pipe connecting through hole is formed in one end of the top of the movable cylinder, a medicine storage cavity is formed in the outer wall of the movable cylinder, a bottom cover is installed under the movable cylinder, and an illuminating lamp is installed at one end of the bottom of the bottom cover; by arranging the pushing inner pipe, the medicine feeding mechanism can be pushed, by arranging the medicine storage cavity, medical staff can place medicine powder or unground medicine in the medicine storage cavity, then the medicine is conveyed into the human body at a time through pushing of a movable cylinder, and the bottom face of the inner wall of the medicine storage cavity is arranged to be an inclined face, so that quick release of the medicine is facilitated; not only is the accuracy of medicine feeding improved, but also the situation that the medicine outlet is blocked is avoided.

The invention belongs to the technical field of transformers, and particularly relates to a voltage transformer which comprises a protection mechanism, a main body assembly, a circulation mechanism, a heat exchange mechanism, a ventilation mechanism and a dust falling mechanism. The protection mechanism comprises a protection cabin and a protection ceiling arranged above the protection cabin; the main body assembly comprises a containing shell and a coil shell, the coil shell is fixedly installed on the inner wall of the containing shell, and the containing shell is arranged in the protection cabin; the circulating mechanism is used for controlling the insulating oil in the accommodating shell to flow circularly; the heat exchange mechanism comprises an installation shell, a heat exchange box, a control piece and a heat exchange plate, the installation shell is fixedly installed on the outer wall of the containing shell, the heat exchange box is fixedly installed in the installation shell, and the circulation mechanism controls the insulating oil to pass through an inner cavity of the heat exchange box when flowing; through cooperation of the structure, on one hand, water drops are attached to the outer wall of the heat exchange plate, the heat dissipation efficiency is improved, and meanwhile, dust attachment can be effectively prevented through flowing of the water drops, and the heat dissipation efficiency is kept.

The invention discloses a transformer short-circuit impedance testing device, and relates to the technical field of impedance testing instruments.The transformer short-circuit impedance testing device is characterized in that a lifting mechanism is connected between a first box body and a second box body, a filter belt is connected between the first box body and the second box body, and under the control of the lifting mechanism, the filter belt is connected with the first box body; the first box body and the second box body can be separated from each other to be opened, and in cooperation with filtering isolation after the filter belt is unfolded and driving of cooling fans and turbofans in the first box body and the second box body to airflow, it can be guaranteed that internal heat dissipation is efficient and stable when the device is unfolded for use; the first box body and the second box body are closed under the control of the lifting mechanism, and the box cover is used for covering and locking, so that the device can be folded into a totally-closed box body structure during transportation and carrying, and efficient protection during transportation and carrying and efficient heat dissipation during use are both considered; and the flexibility and the stability of the device in the long-time use process are improved to a certain extent.

The invention discloses electric vehicle special-shaped pipe machining and welding equipment, and relates to the technical field of electric vehicle pipe welding, the electric vehicle special-shaped pipe machining and welding equipment comprises a machine shell, the inner wall of the machine shell is rotatably connected with a rotating shaft, the outer surface of the rotating shaft is fixedly connected with a protective cover, and the upper surface of the machine shell is fixedly connected with a pressing part; in the process that the surrounding device drives the rolling wheels to rotate circumferentially, the rolling wheels can be made to roll in the mode of being attached to the outer surface of the special-shaped pipe. Therefore, the extrusion force of the special-shaped pipe on the roller can change along with the change of the contact position of the roller and the surface of the special-shaped pipe, and the extruded roller can drive the moving box and the welding gun to move, so that the welding gun can automatically adjust the position of the welding gun according to the position, needing to be welded, of the special-shaped pipe; the rotary welding center and the center of the connecting position of the special-shaped pipes are always kept coincident, and it is guaranteed that in the process that the equipment conducts rotary welding on the special-shaped pipes with different diameters, weld joints at the connecting position are always kept complete and coherent.

The invention relates to the technical field of annealing furnaces, in particular to an all-hydrogen cover type annealing furnace for tinplate, which comprises a base, an outer cover is mounted at the upper end of the base, a gas pipeline is mounted on the side surface of the outer cover, an inner cover is arranged on the inner side of the outer cover, and the inner cover is mounted at the upper end of the base; a plurality of separation discs are installed at the upper end of the base from top to bottom in the inner cover at equal intervals, an annular air guide plate is fixedly installed on the inner side wall of the inner cover, every two vertically adjacent separation discs are connected through a supporting rod, the lowermost separation disc is connected with the base through a supporting rod, and an air guide assembly is installed on each separation disc. The device has the beneficial effects that the separation disc and the gas guide assembly are spliced firstly, then coiled materials and the like are sequentially placed on the supporting tables, one coiled material is placed on each supporting table, then the separation disc is sequentially covered with the inner cover and the outer cover, at the moment, the inner cover is heated, meanwhile, air in the inner cover is exhausted, and then hydrogen is introduced.

The utility model provides a probe cleaning device and wafer acceptance test equipment. The probe cleaning device comprises a gas inlet piece and a gas guide piece, and the gas inlet piece is used for providing cleaning gas; the air guide part is arranged above the probe card, an air inlet end of the air guide part is communicated with the air inlet part, an air guide channel is arranged in the air guide part and comprises a plurality of air outlet ends arranged at the bottom end part of the air guide part, and the air outlet ends correspond to tips of a plurality of probes in the probe card one to one; therefore, the clean gas sprayed out of the gas guide channel is blown towards the tip of the probe. According to the probe cleaning device, the tip of each probe can be independently purged, the cleaning efficiency and the cleaning effect of the probes are effectively improved, the probe card does not need to be disassembled, the effect of cleaning the probes in real time in the testing process is achieved, probe burning caused by short circuit of the tips of the probes can be effectively avoided, and the testing efficiency is improved. And meanwhile, the influence on the accuracy of a test result caused by contact resistance increase due to accumulation of metal scraps is avoided.

The invention discloses a hydraulic station with a dustproof structure, and relates to the technical field of hydraulic stations, the hydraulic station with the dustproof structure comprises a hydraulic station main body, and a control panel is fixedly mounted on the outer wall of the hydraulic station main body. Dust drifting away from the top of the hydraulic station body can be adsorbed through cooperation of a fan, a hose and a dust collecting cover, the dust is prevented from falling on the surface of the hydraulic station body to affect normal operation of the hydraulic station body, and then the dust can be filtered and stored through a collecting box and a filter screen; the dust collection cover can be driven to swing back and forth above the hydraulic station main body through reciprocating rotation of the swing rod on the outer wall of the stand column, and the dust collection range of the dust collection cover can be expanded through reciprocating swing of the dust collection cover, so that dust drifting away from the top of the hydraulic station main body can be fully adsorbed by the dust collection cover, and the dust removal effect can be improved; a large amount of dust is prevented from being attached to the hydraulic station body in the operation process.

The utility model relates to the technical field of bronchoscope examination covers, and discloses a bronchoscope examination cover with a sealing structure, which comprises an examination cover body, a sealing mechanism, a moisture absorption mechanism and a protective sleeve, the sealing mechanism comprises a first circular ring, an air bag, a first arc-shaped plate, a second arc-shaped plate, a fixing plate and a second hand pulling plate, a first reset spring is fixedly arranged in the middle of the end face of the rear side of the fixing plate, a first hand pulling plate is fixedly arranged on the end face of the rear side of the first reset spring, and a second reset spring is fixedly arranged between the second hand pulling plate and the first arc-shaped plate. According to the novel bronchoscope examination cover, the air bag is attached to the surface of a bronchoscope by inflating the air bag, the sealing performance of the examination cover is improved, dirt is prevented from flowing out of a gap, water in exhaled air can be absorbed by arranging activated carbon, water vapor is prevented from being attached to the surface of the examination cover body, and the examination cover is convenient to use. And the interior of the inspection cover body can be conveniently observed.

The utility model discloses a high-energy screw press for inner flange processing, which comprises a shell and a base fixedly mounted at the lower end of the shell, a driving motor is fixedly mounted at the upper end of the shell, a threaded rod is fixedly mounted at the output end of the driving motor, and the surface of the threaded rod is in threaded connection with a threaded sleeve. The lower end of the threaded sleeve is fixedly provided with a lifting piece, and the left end and the right end of the shell are provided with limiting grooves. According to the high-energy screw press for machining the inner flange, when a lifting part descends, a limiting block slides downwards along the interior of a limiting groove, so that the limiting block extrudes a first air bag, the extruded first air bag conveys air in the first air bag through an air guide pipeline, the conveyed air enters a second air bag, and the second air bag conveys the air into the second air bag; therefore, the second air bag can expand to automatically jack up the protection plate when the second air bag is filled with air, and the protection plate is arranged, so that workers inside the device and outside can be isolated when the device works, and the workers are prevented from being easily and safely injured.

The invention provides a reaction kettle, and belongs to the technical field of chemical pharmacy. Comprising a reaction kettle, a kettle cover is movably installed at the top of the reaction kettle, a first motor is installed in the center of the top of the kettle cover, a stirring assembly fixedly connected to a driving shaft of the first motor is arranged below the kettle cover, a plurality of sets of stirring rods are fixedly connected to the two sides of the stirring assembly, and a sealing assembly is arranged at the joint of the kettle cover and the reaction kettle. A mounting frame is arranged on the periphery, close to the bottom, of the reaction kettle, and a rotating assembly is arranged at the joint of the reaction kettle and the mounting frame. According to the reaction kettle, not only can the joint of the reaction kettle and the kettle cover be sealed in the reaction process to effectively prevent heat leakage from influencing the reaction effect, but also raw materials can be stirred more thoroughly through different reverse rotation of the stirring rod and the reaction kettle body, so that the reaction rate of the raw materials is effectively improved.

The invention relates to a reverse osmosis membrane with an antibacterial function and a preparation method and application thereof, the preparation method comprises the following steps: (1) constructing a polyaromatic amide separation layer on the surface of a base membrane through an interfacial polymerization reaction to obtain a nascent state membrane; (2) reacting acyl chloride groups remained on the surface of the nascent state membrane obtained in the step (1) with fatty primary amine to obtain a reverse osmosis membrane with a tertiary aminated surface; and (3) reacting the reverse osmosis membrane subjected to surface tertiary amination obtained in the step (2) with a quaternization reagent to obtain the zwitterionic reverse osmosis membrane. The reverse osmosis membrane provided by the invention has excellent antibacterial function and permeability, and is an excellent material for household reverse osmosis water purifiers.