7465results about How to "Speed up the flow" patented technology

The invention discloses a battery thermal runaway risk intelligent management method and system, and the method comprises the steps: matching corresponding cooling liquid cooperative ultrasonic cooling words according to different risk levels, i.e., absorbing heat generated by conventional operation of a battery through employing the higher specific heat capacity of cooling liquid when the risk is low and the working state of the battery is normal; and the heat control of the battery can be realized. In case of risks such as medium and the like, when a multi-dimensional sensing signal of the battery is slightly abnormal, circulation is started, so that the cooling liquid flows to take away heat generated by the battery, and the cooling liquid is excited to be slightly evaporated and vibrated to enhance heat exchange through relatively low-intensity ultrasonic waves so as to uniformize the temperature in the battery module. When the risk is high, the cooling liquid completely immerses the top of the battery to isolate oxygen, the flowing speed of the cooling liquid is increased to rapidly take away heat, high-strength and high-frequency ultrasonic waves are emitted, rapid evaporation and heat absorption of the cooling liquid are enhanced, the temperature is rapidly reduced, and thermal runaway of the battery is avoided.

The invention discloses a liquid-cooled double-shaft-extension alternating current permanent magnet synchronous servo motor and a use method, and relates to the technical field of motors. According to the liquid-cooled double-shaft-extension alternating-current permanent magnet synchronous servo motor and the use method thereof, the two liquid cooling mechanisms can be driven to work along with rotation of two rotor shafts of the double-shaft synchronous rotor mechanism through mutual cooperation of the double-shaft synchronous rotor mechanism, the liquid cooling mechanisms, the cooling pipe mechanisms and the spiral heat dissipation pipes; the liquid cooling mechanisms are enabled to pump and drain cooling liquid, so that the cooling liquid in the cooling pipe mechanism, the spiral heat dissipation pipe and the two liquid cooling mechanisms circularly flows, heat generated by working of the motor can be taken away in time in the circulating flowing process of the cooling liquid, and meanwhile, along with rotation of the double-shaft synchronous rotor mechanism, the heat generated by working of the motor can be taken away in time. According to the motor cooling device, hot air in the shell can be rapidly pumped out, the motor is cooled by combining liquid cooling and air cooling, the cooling effect on the motor is greatly enhanced, and continuous normal operation of the motor is ensured.

The invention discloses an atmospheric particle early warning device for air pollution concentration monitoring, and belongs to the technical field of air particle pollutant monitoring, the atmospheric particle early warning device comprises an equipment main body fixedly mounted in a monitoring area, an alarm is fixedly mounted on the outer side of the upper part of the equipment main body, and a fixed pipe is fixedly mounted at the upper end of the equipment main body; a movable pipe is arranged on the inner side of the fixed pipe in a lifting mode, a sampling head is fixedly connected to the top of the movable pipe, a cleaning assembly driven through air pressure change is arranged on the inner side of the sampling head, a base is fixedly arranged on the outer side of the fixed pipe, and a movable plate is arranged on the inner side of the base in a lifting mode; and a backflushing cleaning assembly is connected between the movable plate and the base. The atmospheric particle early warning device for monitoring the air pollution concentration can collect gas samples at different height positions, and can automatically clean impurities attached to the outside of the filter screen and residual gas in a pipeline after sampling is finished, so that long-term and accurate monitoring of equipment is effectively ensured.

The invention relates to the technical field of monitoring data processing, in particular to a dam monitoring data processing method and system. The method comprises the following steps: firstly, obtaining and preprocessing dam historical environment data and dam historical deformation data, and constructing a monitoring data set; secondly, reading the monitoring data set by using a deep FAR-LSTM network, and performing network training; then, reading real-time monitoring data by using a deep FAR-LSTM network, predicting dam deformation parameters, generating a report, and sending the report to a worker for confirmation; and if the dam deformation parameter is abnormal, adding an early warning signal in the report to prompt a worker. And finally, the deep FAR-LSTM network performs real-time updating of the model by using continuously updated monitoring data and deformation data to ensure that a change rule of parameters of an environment where the dam is located is met. According to the invention, the processing efficiency and accuracy of dam monitoring data can be improved.

The invention discloses a CTC cell detection method based on a micro-fluidic chip, and belongs to the technical field of cell treatment. In order to solve the problems of high false positive and false negative rates, time consumption and low efficiency caused by difficulty in accurately distinguishing CTC from other cell types, the invention can efficiently and specifically capture CTC cells, reduce the possibility of false positive and false negative and improve the detection accuracy by constructing a specific capture chamber and filling specific antibodies and immunomagnetic beads. The multi-channel design allows a plurality of samples to be processed at the same time, the detection efficiency is improved, the micro-fluidic chip technology integrates a plurality of steps on one platform, automation and standardization of operation are achieved, personal errors are reduced, the stability and repeatability of detection are improved, the uniformity and stability of the detection process are ensured, and the detection efficiency is improved. The fluorescence imaging technology clearly displays CTC and obtains key parameters such as quantity, form and fluorescence intensity of CTC, thereby providing powerful support for cancer diagnosis and research.

The invention relates to the technical field of diamond hole drills, and discloses a diamond drilling tool with a chip removal function, the diamond drilling tool comprises a connecting cylinder, a drill bit is arranged at the bottom of the connecting cylinder, a chip removal mechanism is arranged, slurry is injected into a drill hole through a flow channel, the drill bit is cooled through the inrush slurry, and the chip removal function is achieved. The problems that due to the fact that a large amount of heat generated by friction between the drill bit and rock causes rapid temperature rise of the drill bit, thermal damage of diamond particles is caused, the cutting performance of the drill bit is reduced, and the service life of the drill bit is prolonged are solved, and meanwhile, due to the viscosity and fluidity of the slurry, rock debris can be suspended and brought out of holes along with continuous injection of the slurry; in this way, the hole bottom can be kept clean, a good condition is created for continuous drilling of the drill bit, a layer of lubricating mud film is formed between the drill bit and the hole wall, friction resistance between a drilling tool and the hole wall can be reduced, and energy consumption in the drilling process is reduced.

The invention discloses a battery and an electric device. The battery comprises an outer package, an electrode assembly and an electrolyte, the electrode assembly is arranged in the inner space of the outer package, and the electrolyte is filled in the inner space of the outer package; wherein the electrode assembly comprises a pole piece, the pole piece comprises a main body part and a plurality of convex parts, each convex part is formed by a part of the pole piece protruding towards one side of the main body part, and the center-to-center distance L between every two adjacent convex parts is larger than or equal to 0.5 mm and smaller than or equal to 4.0 mm; the viscosity of the electrolyte at 25 DEG C is eta, and 3.0 < = eta / L < = 7.0, so that the distance between two adjacent convex parts is matched with the viscosity of the electrolyte, the convex parts can provide enough support for the isolating membrane, the electrolyte can smoothly flow among the convex parts, better liquid storage is realized, the infiltration effect of the electrolyte is improved, local liquid shortage is prevented, and the service life of the isolating membrane is prolonged. And the transmission effect of ions between the pole piece and the diaphragm can be improved, the charge-discharge cycle performance of the battery can be improved, the adhesion between the pole piece and the diaphragm can be improved, and the overall interface consistency of the battery can be improved.

The invention belongs to the technical field of radio frequency microsystem integration, and particularly relates to a heat dissipation structure based on a three-dimensional heterogeneous integrated radio frequency microsystem, the heat dissipation structure comprises a packaging box and a heat dissipation assembly installed on the side wall of the packaging box, the heat dissipation assembly comprises a U-shaped air pipe and a fan, a plurality of packaging modules are installed in the packaging box, and the U-shaped air pipe is connected with the fan. Each packaging module is installed between two ports of the U-shaped air pipe, the multiple packaging modules are connected through the BGA solder balls, the fans are installed in the two ports of the U-shaped air pipe, and the sealing cover is packaged on the top of the packaging box. Each packaging module is installed between the two ports of the U-shaped air pipe, when each module in the packaging box works, the fan in the U-shaped air pipe drives gas at the top of the packaging module to circulate towards the bottom of the packaging module, then gas flowing among the packaging modules is accelerated, and the packaging efficiency is improved under the condition that it is guaranteed that the packaging box is sealed. And the effect of uniform heat dissipation of each packaging module is realized.

The invention relates to a water homogenizer for a falling film evaporation device, and belongs to the technical field of wastewater treatment.The water homogenizer for the falling film evaporation device comprises a distribution part and a water homogenizing part which are arranged in the film evaporation device, the distribution part is located above the water homogenizing part, the distribution part is communicated with a liquid inlet pipeline in the falling film evaporation device, and the water homogenizing part is located above the distribution part. The water uniformizing piece comprises a plurality of water uniformizing strips, the water uniformizing strips are sequentially arranged in the horizontal direction, the adjacent water uniformizing strips are used for clamping the upper end of a thin film, a plurality of water uniformizing holes are formed in the water uniformizing strips, and the distributing piece is used for guiding feed liquid to the water uniformizing strips. The device has the advantages that feed liquid uniformly flows along the outer wall of each thin film, and the water homogenizing effect is improved.

The invention provides a magnetic suspension rotating machine. The magnetic suspension rotating machine comprises a magnetic suspension bearing and a motor stator and rotor. In the axial direction, the thrust disc is arranged between the first axial stator and the second axial stator, a first thrust disc ventilation hole is formed in the thrust disc in a penetrating mode from one axial end face to the other axial end face of the thrust disc, and the first axial stator comprises a first radial outer side part and a first radial inner side part. One end, positioned on the other axial end surface of the thrust disc, of each first thrust disc vent hole is positioned between the radial inner side part II of the axial stator II and the rotor, and the other end, positioned on the axial end surface of the thrust disc, of each first thrust disc vent hole is opposite to the position of the coil slot I in the axial direction; the first thrust disc vent hole is not opposite to the magnetic pole position of the first axial stator; and the motor stator and rotor runners are respectively communicated with the first thrust disc ventilation holes. According to the magnetic suspension bearing, heat dissipation and cooling of the magnetic suspension bearing are improved, meanwhile, the influence on a magnetic suspension magnetic circuit can be avoided, and enough magnetic suspension supporting force is guaranteed.

The invention discloses a tea leaf crushing device for tea leaf production, and relates to the technical field of tea leaf production, the tea leaf crushing device comprises a barrel, a material box is arranged on one side of the top of the barrel, a positioning rod is fixedly connected to the top of an inner cavity of the barrel, a crushing assembly is arranged at the bottom end of the positioning rod, a driving rod is rotatably connected to the positioning rod, and a discharging assembly is arranged at the bottom end of the driving rod. According to the tea leaf crushing device for tea leaf production, through linkage of the driving gear driven by the servo motor, the gear ring, the self-rotating gear, the crushing cutter and other components, the cutting speed and frequency of the crushing cutter are improved, the cutting path is complex and changeable, hard parts and irregular shapes of tea leaves can be more effectively penetrated, and the tea leaf crushing effect is improved. And the time and energy required by crushing are greatly reduced, and the crushing efficiency is remarkably improved.

The invention belongs to the technical field of joint motors, and particularly relates to a robot joint motor assembly and a motor. The robot joint motor assembly comprises a protective shell and a hollow shaft, a rotor assembly and a stator are arranged in the protective shell, an output flange is fixedly connected to one end of the hollow shaft, a clamping spring is arranged at one end of the hollow shaft, and a fixing plate is fixedly connected to the side, away from the output flange, of the protective shell; and a heat removal assembly and a protection assembly are arranged in the protection shell. According to the robot joint motor assembly, through cooperative use of the rotor assembly, the Z-shaped part and the first rotating wheel, when the robot joint motor assembly is used, the blades can rotate around the central axis of the hollow shaft, airflow flowing in the protective shell is accelerated, heat dissipation of heat in the protective shell is accelerated, and meanwhile in the rotating process of the frame body, the blades can rotate around the central axis of the hollow shaft; the original positions and angles of the blades are correspondingly changed, the guiding effect of the blades on airflow is optimized, and the heat dissipation effect of heat in the protective shell is improved.

The invention relates to the technical field of annealing furnaces, in particular to a swirl injection type energy-saving annealing furnace. The device comprises outer shell plates and an air duct, the outer shell plates are spliced to form a hearth, the air duct is arranged in the outer shell plates to form an air path for convective circulation, the air duct is connected with a circulating fan, and air in the air duct and an inner cavity of the hearth is driven by the circulating fan to actively convectively circulate. The air direction of air convection circulation of the air channel faces the side face and the lower portion of the workpiece needing annealing, and a heat preservation layer is attached to the inner surface of the outer shell plate. The shell plate is used for supporting a main body structure of the furnace body, the air duct is used for achieving circulation convection of air flow, the annealing efficiency and the annealing quality of the metal coiled materials are improved through circulation convection of high-temperature air flow, the heat preservation layer is used for storing internal heat, reducing energy leakage and effectively reducing loss, and the circulation fan is used for providing power for circulation convection of the air flow.

The invention provides a magnetic suspension rotating machine. The magnetic suspension rotating machine comprises a magnetic suspension bearing, a motor stator and a rotor, in the axial direction, the thrust disc is arranged between the first axial stator and the second axial stator, a first thrust disc ventilation hole is formed in the thrust disc in a penetrating mode from one axial end face to the other axial end face of the thrust disc, and the first axial stator comprises a first radial outer side part and a first radial inner side part. One end, positioned on the other axial end surface of the thrust disc, of each first thrust disc vent hole is positioned between the radial inner side part II of the axial stator II and the rotor, and the other end, positioned on the axial end surface of the thrust disc, of each first thrust disc vent hole is opposite to the position of the coil slot I in the axial direction; the first thrust disc vent hole is not opposite to the magnetic pole position of the first axial stator; and the motor rotor flow channel and the first thrust disc ventilation hole are respectively communicated with the motor stator flow channel. According to the magnetic suspension bearing, heat dissipation and cooling of the magnetic suspension bearing are improved, meanwhile, the influence on a magnetic suspension magnetic circuit can be avoided, and enough magnetic suspension supporting force is guaranteed.

The present invention relates to the field of grain transport technology, and in particular to an agricultural grain transport device, comprising a base, a shell fixedly installed on the top of the base, a feed hopper and a discharge hopper respectively arranged at both ends of the shell, a cylindrical screen arranged inside the shell, a refrigeration mechanism arranged inside the shell, a mounting plate fixedly installed on the side of the discharge hopper away from the shell, a motor fixedly installed on the top of the mounting plate, a rotating shaft fixedly connected to the output end of the motor, and a spiral hollow disk and a solid disk fixedly connected to the outer wall of the rotating shaft. The advantages are: the inside of the shell maintains a low temperature, the low temperature helps to increase the hardness difference between grain and impurities, improve the efficiency of impurity screening, reduce the stickiness between grains, ensure the smooth flow of grain, the screen effectively screens out impurities in the grain, improves the purity of the grain, pushes the grain in layers, prevents excessive accumulation of grain, and reduces the damage of grain due to friction and extrusion.

The invention discloses a device for enhancing ion membrane-passing mass transfer based on all-channel flow electrode capacitive deionization, which comprises solution chambers, a cathode flow electrode chamber and an anode flow electrode chamber, the solution chambers comprise a first solution chamber and a second solution chamber, and an anion exchange membrane is arranged between the solution chambers; the two solution chambers are respectively provided with a flow guide plate, and the flow guide plate comprises a high-conductivity saline-water mixed solution channel; the water flow directions of the two solution chambers are opposite; the first solution chamber and the second solution chamber contain a high-conductivity saline mixed solution which is formed by mixing pretreated seawater and a high-conductivity material; the invention further discloses a sea water desalination system, the middle solution chamber is additionally arranged, a high-conductivity material is added into the middle solution chamber, a flow guide channel of the middle solution chamber and mixed solution convection of different solution chambers are designed, and the phenomena of high resistance of an FCDI device system and membrane-liquid interface concentration polarization are solved; the desalting efficiency and the energy consumption performance are enhanced; the operation cost is reduced.

The invention discloses an aluminum alloy extrusion forming production process, which relates to the technical field of extrusion production, and comprises the following steps: designing an extrusion die, carrying out surface heat treatment on the extrusion die, selecting an aluminum alloy material, heating and extruding, carrying out surface treatment processing on a produced aluminum alloy profile, and packaging the aluminum alloy profile after the aluminum alloy profile is inspected to be qualified. Compared with the prior art, the method has the advantages that the grain structure of the profile can be more uniform and refined by accurately regulating and controlling the complex relation among parameters such as the extrusion temperature, the mold temperature, the extrusion speed and the lubricating condition, so that the mechanical property is enhanced, like a 6063 aluminum alloy profile, the tensile strength can be improved, the yield strength is improved, deformation or damage in the using process is effectively avoided, and meanwhile, the service life of the profile is prolonged. Good parameter matching can effectively reduce internal defects of the profile, metal can flow in a mold more smoothly, internal pores, cracks and other defects caused by non-uniform metal flow are reduced, and the surface quality is greatly improved.

The invention provides a flat heat dissipation axial magnetic flux motor which comprises a heat dissipation assembly, and the heat dissipation assembly comprises a rotor disc, a rotor shaft, an inner core, a first flow channel, a second flow channel, a piston, an oil storage box, cooling fins, fan blades, a flow guide pipe, a sealing plate, a mounting disc and a magnetic block. And the rotor shaft is fixedly connected to the interior of the rotor disc. The rotor shaft drives the mounting disc to rotate, cooling oil flows into the first flow channel on the right side, then sequentially flows through the right flow guide groove, the left flow guide groove, the first flow channel on the left side, the second flow channel and the flow guide pipe and finally circulates into the oil storage box, the cooling oil circulates along with continuous rotation of the rotor disc, and then heat dissipation of the rotor can be achieved; cooling oil flowing into the oil storage box from the flow guide pipe makes contact with the cooling fins, the cooling oil can be cooled through the cooling fins, efficient cooling of the rotor is achieved by adopting an internal circulation mode of the cooling oil, and installation and use of the motor are not affected.

The invention relates to a wafer heater and a chemical vapor deposition system, which are used for solving the technical problem of non-uniform distribution of inert gas on the back surface of a wafer. The wafer heater comprises a heating part used for supporting a wafer and heating the wafer, the upper surface of the heating part is provided with a gas distribution channel, the gas distribution channel comprises a gas inlet and at least one first annular groove surrounding the gas inlet, at least one of the at least one first annular groove is provided with an annular wave line contour, and the gas inlet is communicated with the gas inlet; the plurality of first connecting grooves are radially connected between the air inlet and at least one first annular groove along the radial direction of the first annular groove; and the interface part is arranged at the bottom of the heating part, and the gas inlet is configured to be in fluid communication with an inert gas source through the interface part.

The invention discloses an anti-explosion pressure release valve and a battery pack assembly, and relates to the technical field of new energy, in particular to the anti-explosion pressure release valve and the battery pack assembly comprising a valve body internally provided with a stepped through hole; the valve element comprises a stepped shaft type guide rod, the small-diameter part of the guide rod and the small-diameter part of the stepped through hole are installed in a sliding mode, and the guide rod and the stepped through hole are provided with elastic pieces in the relative sliding direction; the guide rod is provided with a ventilation channel in a penetrating mode along the axis, the large-diameter end of the guide rod is provided with a ventilation membrane used for sealing the ventilation channel, and the small-diameter part of the guide rod is provided with a radial ventilation hole communicated with the ventilation channel in the radial direction. According to the anti-explosion pressure release valve and the battery pack assembly, the pressure release effect is guaranteed in a two-stage pressure release mode, the ventilation channel and the radial ventilation hole are formed in the guide rod, an air path between the valve body and the valve element is unblocked, an annular space between the valve body and the valve element is omitted, and on the premise that the maximum flux is guaranteed, the anti-explosion pressure release valve is more reliable. The problem that the valve element and the valve body are prone to clamping stagnation when the valve element is subjected to radial acting force is solved.

The invention relates to the technical field of hardware machining, and discloses a drilling machine for precise hardware machining and a using method thereof.The drilling machine comprises a containing table, a connecting frame is fixedly connected to the top of the containing table, two clamping blocks are slidably connected to the top of the containing table, and an electric telescopic rod is started to push a sliding block to descend; when a workpiece is drilled, a rotating rod and a drill bit descend to be close to the workpiece, meanwhile, a motor is started to drive a second belt wheel to rotate, a transmission belt rotates, the rotating rod and the drill bit rotate to drill the workpiece, meanwhile, when the rotating rod rotates, a round ball rod can rotate around the center of a fixed circular ring, the round ball rod can incline, and a first connecting ring can be pulled by the round ball rod; the first connecting ring is moved downwards to descend, so that an extrusion ring descends, an extrusion plate descends, cooling liquid in a liquid storage tank is extruded, the extruded cooling liquid is sprayed out through a communicating hole to flush the surface of the drill bit, and therefore chippings attached to the surface of the drill bit are reduced, and the abrasion speed of the drill bit is effectively reduced.

The invention provides a magnetic suspension rotating machine which comprises a magnetic suspension bearing, a motor stator and a rotor. A rotor air inlet flow channel and a rotor air outlet flow channel are arranged in the rotor. In the axial direction, the thrust disc is arranged between the first axial stator and the second axial stator, a first thrust disc ventilation hole is formed in the thrust disc in a penetrating mode from one axial end face to the other axial end face of the thrust disc, and the first axial stator comprises a first radial outer side part and a first radial inner side part. One end, positioned on the other axial end surface of the thrust disc, of each first thrust disc vent hole is positioned between the radial inner side part II of the axial stator II and the rotor, and the other end, positioned on the axial end surface of the thrust disc, of each first thrust disc vent hole is opposite to the position of the coil slot I in the axial direction; and the first thrust disc vent hole is not opposite to the magnetic pole position of the first axial stator. According to the magnetic suspension bearing, heat dissipation and cooling of the magnetic suspension bearing are improved, meanwhile, the influence on a magnetic suspension magnetic circuit can be avoided, and enough magnetic suspension supporting force is guaranteed.

The invention relates to the technical field of clothes processing equipment, in particular to a heat pump washing and drying integrated machine. The problem that an existing heat pump washing and drying all-in-one machine is poor in drying efficiency is solved. Therefore, the heat pump washing and drying all-in-one machine comprises a barrel module and a heat pump module, the heat pump module comprises a first drying air duct, a fan and a second drying air duct which are connected in sequence, an evaporator is arranged in the second drying air duct, and a condenser is arranged in the first drying air duct; a fresh air inlet is formed in the second drying air channel and located between the evaporator and the draught fan. The fresh air inlet is formed in the second drying air duct, in the process of executing the drying program, external dry fresh air can be introduced, the drying efficiency can be improved, in addition, the fresh air inlet is formed between the evaporator and the fan, more fresh air can be introduced, and the drying efficiency is improved. And the temperature of the entering fresh air is not affected by the temperature of the evaporator, and the drying efficiency can be better improved.

The invention belongs to the technical field of welding, and discloses a dissimilar metal power modulation galvanometer laser welding method which comprises the following steps: finely cleaning a 6061 aluminum alloy and a 304 stainless steel plate by using acetone, and then airing for more than 20 minutes; the aluminum steel sheet is assembled, pressed and fixed on a welding test platform in a steel-up-aluminum-down mode; the position of the welding test platform is adjusted, argon serves as welding protection gas, and a protection gas nozzle is arranged to be aligned with a welding pool area; laser welding parameters are set, a laser power modulation mode is set to be a gradient power mode, and the gradient power mode is to regulate and control phase point laser power in a circular scanning track in the advancing direction of a welding seam; a welding test is carried out in the mode that a galvanometer laser head is fixed and a welding test platform is moved, and a laser and the welding test platform are synchronously started and stopped; and the protective gas is started 5 seconds before the laser is started, and after the laser is stopped, the protective gas is stopped lagging for 10 seconds so as to continuously protect the welding seam and prevent oxidation.

The invention discloses a rotary counter-hedge industrial waste gas desulfurization system and a process thereof, comprising a reaction cylinder, wherein a top cover is fixedly connected to the top of the reaction cylinder, and an air inlet pipe is arranged on one side of the top cover; the rotary stirring action of the transmission blades is helpful to maintain the uniform distribution and flow state of the gas-liquid two phases in the mixing cylinder, which can accelerate the material diffusion and mass transfer process, and can increase the gas-liquid contact surface, thereby improving the efficiency of the desulfurization reaction; at the same time, the dirt, sediment and residue on the inner wall surface of the reaction cylinder and the mixing cylinder are cleaned by a soft scraper and a cleaning brush, thereby reducing the obstruction of the dirt to the gas-liquid reaction, allowing the gas and liquid to flow and mix more smoothly, thereby improving the desulfurization efficiency of the equipment, and the continuously rotating nozzle can make the reaction liquid spray into the waste gas in a more uniform and wider manner, thereby increasing the contact area of ​​the gas-liquid two phases, thereby accelerating the mixing effect between the waste gas and the reaction liquid.

The aluminum profile sheet weld joint welding device comprises a welding mechanism, the welding mechanism comprises a welding equipment body, the bottom end of the welding equipment body communicates with a material injection hopper, the bottom end of the material injection hopper communicates with a welding main pipe, and the welding main pipe is electrically connected with the welding equipment body through an external power source; a protection mechanism is arranged at the bottom end of the welding main pipe, the protection mechanism comprises a pressing plate installed at the bottom end of the welding main pipe, a filtering assembly is arranged in the pressing plate, and the filtering assembly comprises a box body installed in the pressing plate. Welding defects caused by water or impurities are effectively prevented, gas in a welding area can be effectively exhausted, air holes generated in the welding seam repairing process are reduced, the compactness and strength of a welding seam are improved, and the reliability and durability of a welding joint are ensured.

The utility model relates to the technical field of flywheel panels, and discloses a flywheel panel structure which comprises a flywheel panel body, the whole flywheel panel body is of a circular structure, a groove installation groove, a connecting shaft and an installation through hole are formed in the flywheel panel body, and a flywheel gear ring is installed on the outer side wall of the flywheel panel body. A plurality of externally-added blades and a plurality of heat dissipation fins are fixedly connected to the side wall face of the flywheel disc body. According to the flywheel disc, the blades are additionally arranged, the heat dissipation wind speed can be increased, too large operation burden cannot be caused to the flywheel disc body, meanwhile, the blades are matched with the heat dissipation fins on the flywheel disc body, due to the fact that the heat dissipation fins are of an annular structure, a plurality of air channels for air circulation can be formed, air flowing is promoted, and heat dissipation efficiency is improved. According to the flywheel panel, the heat dissipation effect of the flywheel panel body is better, the performance and reliability of a transmission system are prevented from being affected, heat dissipation of the side wall face of the flywheel panel body is faster through cooperation of the heat dissipation air channels and the heat dissipation columns, and the auxiliary heat dissipation effect is achieved.

The utility model provides an industrial waste gas purification device which comprises a base, a purification box body, an exhaust fan and a vibration assembly, and the exhaust fan is fixed at the top of the purification box body; the vibration assembly comprises a supporting frame and a transmission shaft. The surface of the support frame is fixedly connected with the inner wall of the purification box body; the inner wall of the purification box body is fixedly connected with filter cloth and an elastic placement plate in sequence from top to bottom; the number of the supporting frames is two, through the arrangement of the vibration assembly, waste gas is filtered through the filter cloth while flowing downwards, dust in the waste gas is removed, then the waste gas makes contact with activated carbon placed on the elastic containing plate, then harmful substances in the waste gas are removed, the filter cloth can be prevented from being blocked by the dust after the filter cloth is flapped, and the dust removal effect is improved. After being flapped, the elastic placing plate drives the activated carbon to turn up and down, so that the contact area with the waste gas is increased, the waste gas purification is accelerated, and the waste gas purification efficiency is improved.

The invention discloses a double-sided drying device for processing a gypsum plaster board and a drying method, and relates to the technical field of drying devices.The double-sided drying device comprises a drying box and further comprises a placement device.Drying equipment is arranged at the top of the drying box, a sealing plate slidably penetrates through the right side of the drying box, and dehumidification equipment is fixedly mounted on the left side of the drying box; an air outlet pipe is fixedly installed at the bottom of the dehumidification equipment, a circulating pipe is fixedly installed at the top of the dehumidification equipment, a servo motor is fixedly installed on the right side of the drying box, the placing device comprises a rotating rod, a sliding rod, a placing frame, a placing rod, an L-shaped plate, an extrusion rod, a placing block and a placing ring, the rotating rod rotates to drive the sliding rod to rotate, and the sliding rod rotates to drive the placing frame to rotate. The placement frame rotates to drive the gypsum board in the placement frame to rotate together, water drops attached to the surface of the gypsum board can be thrown off through centrifugal force by rotating the gypsum board, and therefore the drying speed is increased.

The invention discloses a touch-type interactive all-in-one machine, and belongs to the field of interactive all-in-one machines, the touch-type interactive all-in-one machine comprises a machine body, a touch screen is fixedly connected to the outer surface of the upper end of the machine body in an embedded manner, a fixing frame is fixedly connected to the outer surface of the lower end of the machine body, a moisture-proof assembly is arranged on the inner side of the fixing frame, and the moisture-proof assembly comprises a movable part and a sealing part; the movable part comprises an air inlet groove formed in the outer surface of the fixing frame, and a first cavity is formed in the inner side of the fixing frame in an embedded mode. The moisture-proof assembly is arranged, and the air inlet groove is blocked and sealed through the movable plate, so that dust and moisture entering the cavity I can be reduced to a certain extent, and the probability of generating condensation in the cavity I can be reduced; and meanwhile, the probability that metal elements in the interaction all-in-one machine are corroded by moisture can be effectively reduced, so that the service life of the interaction all-in-one machine can be remarkably prolonged, and the adaptability and the working stability of the interaction all-in-one machine are improved.