147results about How to "Increase centrifugal force" patented technology

The invention belongs to the technical field of semiconductor processing, and discloses a semiconductor wafer positioning device which comprises a shell, an outer ring is fixedly installed at the top end of the shell, a plurality of guide grooves are formed in the circumference of the upper surface of the outer ring at equal intervals, sliding blocks are slidably connected to the middles of the guide grooves in a sleeving mode, and a plurality of positioning mechanisms are arranged on the circumference of the outer curved surface of the shell at equal intervals. A driving mechanism fills air between a connecting seat and a fixing plate in an inner cavity of a shell to push an adsorption mechanism to move upwards, and a plurality of pressure valves which bear the maximum atmospheric pressure equal to the weight of the adsorption mechanism are arranged, so that when a wafer is separated from a clamping and positioning device and is in contact with an object carrying sleeve, the plurality of closed pressure valves are opened, and the wafer is clamped and positioned. And the wafer slowly pushes the adsorption mechanism to move downwards under the action of gravity, so that the problems of wafer deformation and center offset caused by rigid contact between the wafer and the workbench in the process of directly placing the wafer on the upper surface of the workbench in the existing wafer positioning and clamping device are solved.

The invention discloses a river channel desilting device for water conservancy projects, and belongs to the technical field of water conservancy projects, the river channel desilting device comprises a collecting box used for storing sludge, a sludge pump is fixedly mounted at the top of the collecting box, and a feeding pipe and a discharging pipe are respectively communicated in a feeding port and a discharging port of the sludge pump; the extraction mechanism is used for extracting sludge, and the extraction mechanism comprises a mounting seat, an extraction pipe and a connecting pipe; the dewatering mechanism is used for dewatering sludge and comprises a collecting hopper and a dewatering cylinder, a conveying shaft is rotatably mounted in the dewatering cylinder, a spiral auger is fixedly mounted on the outer side of the conveying shaft, and the collecting hopper is slidably connected to the upper portion of the dewatering cylinder. Through the cooperation of the extraction mechanism and the dehydration mechanism, automatic extraction and dehydration of river silt can be achieved, the crushing mechanism is matched to achieve cutting and scattering of the silt, the scattering effect can be adjusted according to the flowing degree of the silt, the fluidity of the silt is improved, silt blockage is avoided, and the desilting efficiency is improved.

The invention discloses a magnetic drive pump with a heat dissipation mechanism, and relates to the technical field of magnetic drive pumps, the magnetic drive pump comprises a magnetic drive pump main body and a controller, the magnetic drive pump main body comprises a driving motor, a limiting assembly, a driving assembly and a pump body, the limiting assembly is connected with the driving motor and the pump body, the driving motor is matched with the driving assembly, and the driving assembly is connected with the controller. Heat dissipation openings are formed in the two side faces of the exterior of the driving motor correspondingly, heat dissipation assemblies are installed on the two side faces of the exterior of the driving motor correspondingly, the heat dissipation assemblies are matched with the heat dissipation openings, and the heat dissipation assemblies can cool the driving motor, so that when the device is used, heat emission of the driving motor can be accelerated through the heat dissipation assemblies, and heat dissipation efficiency is improved. When the driving motor of the device stops working, the controller can control the heat dissipation assembly to work, workers do not need to manually start the heat dissipation assembly to conduct heat dissipation on the driving motor automatically, and the rotating speed of the impeller can be increased or decreased through the adjusting assembly on the premise that the power of the driving motor is not changed.

The invention discloses a cyclone filter for sponge city rainwater collection, and relates to the technical field of cyclone filters, the cyclone filter comprises a support base, a filter cartridge is fixedly mounted on the support base, and the cyclone filter also comprises a decontamination assembly arranged on the filter cartridge and used for cleaning a fine filter screen and a coarse filter screen in the filter cartridge; the blocking assembly is arranged on the decontamination assembly, so that after the interior of the filter cartridge is blocked, the inlet of the filter cartridge is blocked at the same time; the automatic pollution discharge assembly is arranged in the filter cartridge and is used for automatically cleaning impurities such as silt accumulated in the filter cartridge; and the stirring assembly is arranged above the sewage discharging assembly and is used for increasing the centrifugal force of rainwater in the filter cartridge. According to the device, when the water flow is reduced due to blockage of the filter screen, the decontamination assembly can be automatically triggered, and the filter screen is cleaned through cooperation of the electromagnet and the cleaning brush, so that the problem that the filtering efficiency is reduced due to long-term blockage of the filter screen is effectively avoided, and smooth collection and efficient filtration of rainwater are ensured.

The invention discloses a ball mill with a dustproof structure for producing amino acid from poultry feathers, and relates to the technical field of ball mills. The device comprises a shell, the outer side face of the shell is rotationally connected with the inner side face of a groove plate, end covers are connected to the two ends of the shell through bolts, a transmission assembly is fixedly connected with the top of a bottom plate, the outer side face of a discharging pipe is fixedly connected with the inner side face of the shell, and the side, away from the shell, of the discharging pipe is bent towards the side, close to the bottom plate, of the discharging pipe; the end, away from the shell, of the discharging pipe is in a flat opening shape, the outer side face of the discharging pipe is fixedly connected with a fixing frame, the side, away from the discharging pipe, of the fixing frame is fixedly connected with the top of the bottom plate, the discharging pipe is in the flat opening shape bent downwards, ground feathers can be sprayed out downwards, flying dust is not prone to being generated, gaps of the flat opening shape are small, and the area is not changed. And the material spraying flow speed can be increased, the material spraying volume cannot be affected, smooth discharging can be conducted, and blockage is avoided.

The invention belongs to the technical field of hydrocyclones, and discloses a two-stage series integrated nested classification hydrocyclone which comprises a first-stage cylinder, the top end of the first-stage cylinder is connected with a top cover, and the top cover of the first-stage cylinder is connected with an overflow pipe; the bottom end of the first-stage cylinder is connected with an inverted outer circular truncated cone cylinder, an upright inner circular truncated cone cylinder is arranged in the outer circular truncated cone cylinder in a sleeved mode, and the bottom end of the outer circular truncated cone cylinder and the bottom end of the inner circular truncated cone cylinder are connected in a sealed mode through an annular groove. A second-stage cylinder is arranged in the first-stage cylinder in a sleeving manner, one end of the second-stage cylinder is connected with the top cover, the other end of the second-stage cylinder is connected with a second-stage circular truncated cone cylinder, the second-stage circular truncated cone cylinder is arranged in the inner circular truncated cone cylinder in a penetrating manner, and the second-stage cylinder is connected with the inner circular truncated cone cylinder; a spiral guide plate is connected in the second-stage cylinder, and a plurality of spiral inlets are formed in the side wall of the second-stage cylinder; the invention solves the problems that the underflow is fine during the grading operation of the cyclone, the grading precision of the single cyclone is insufficient, and the energy loss of the intermediate pipeline of the series cyclone is too much.

The invention relates to the technical field of centrifugal tubes, in particular to an ultrafiltration centrifugal inner tube and an assembling method thereof. The inner pipe base body is provided with an inner cavity. The filtering membrane comprises a membrane base body, a welding part is arranged at the end part of the membrane base body, and the filtering membrane is welded on the inner wall of the inner cavity through the welding part; wherein the melting point of the membrane substrate is higher than that of the welding part. The air way design of the air suction way is used for generating vacuum suction force through negative pressure suction and fixing the filter membrane. And the welding temperature of the membrane can enable the welding part to be melted to be adhered to the inner pipe base body through heat conduction of the conduction part. According to the invention, the integrated structure of the filter membrane ensures the centrifugal strength, and can bear larger centrifugal force. The components are fewer, a plurality of components do not need to be matched and assembled, and meanwhile, the reliable filtering performance of the filtering membrane can be met. The circulation channel is designed as a welding piece heat exchange flow channel, and the production efficiency is improved.

The invention relates to the technical field of hot blast stoves, and discloses an energy-saving and environment-friendly chemical hot blast stove which comprises a main body, a synchronous feeding mechanism, an ash discharging mechanism and a waste heat utilization mechanism. A bottom plate is fixedly arranged at the bottom of the main body, a plurality of bases are fixedly arranged at the bottom of the bottom plate, a material mixing cavity is formed in the top of the main body, and the material mixing cavity is cylindrical. By arranging the synchronous feeding mechanism, the larger the air flow in an air input pipe is, the larger the thrust generated by air to turbine blades is, the higher the rotating speed of a turbine shaft is, the rotating speed of a vertical shaft is increased accordingly, the rotating speed of a rotating pipe is increased at the same time, the centrifugal force borne by a sliding block is increased, and the expansion amplitude of an arc-shaped blocking piece is increased; the flow area of the through holes is increased, the flow of the fuel gas is increased accordingly, so that the proportion of air and the fuel gas in the main body is kept stable, the fuel gas can be fully combusted, and the utilization rate of the fuel gas is increased.

The invention relates to the technical field of heat exchangers, in particular to a heat exchanger for a high-pressure refrigeration type compressed air dryer, which comprises a heat exchanger assembly, a plate heat exchanger, a pressing plate fixed on the outer wall of the plate heat exchanger and a heat transfer plate sheet mounted on the inner wall of the pressing plate, and a connector is mounted outside the pressing plate; the separating assembly comprises a connecting shell fixedly connected with the connector, a rotating shell movably arranged on the inner wall of the connecting shell, a floating ball located at the end of the connecting shell and a buffer block fixed to the inner wall of the connecting shell; compressed air drives the rotating shell to rotate in the connecting shell, the rotating speed of the compressed air in the connecting shell is further increased through rotation of the rotating shell, inertia and centrifugal force generated during rotation are increased, water separation is improved, the falling speed of the floating ball can be slowed down through a buffer block at the bottom, and the service life of the floating ball is prolonged. And internal accumulated water accumulation caused by the fact that the water outlet is blocked when accumulated water at the bottom is not completely drained due to the fact that the floating ball falls too fast after the accumulated water is drained is avoided.

The invention relates to the technical field of cabinet monitoring, and discloses an intelligent emergency mobile communication cabinet monitoring device which comprises a monitoring camera, the top of the monitoring camera is rotationally connected with a rotating rod, the outer wall of the rotating rod is rotationally connected with a rotating frame, when the external wind speed is high, wind flow acts on fan blades, and the fan blades are driven to rotate by the rotating frame. The fan blades drive the driving wheel to rotate through the mounting frame and the supporting rod, the driving wheel drives the rotating rod to rotate through the transmission belt, the rotating rod drives the bevel gear and the first gear to rotate through the inclined gear ring, the first gear drives the shielding ring and the lens to rotate through the gear ring, and the gear ring drives the shielding ring and the lens to rotate anticlockwise. In the rotating process of the shielding ring, the friction force borne by the scraper is increased, the scraper scrapes and cleans the outer wall of the lens, and it is avoided that water drops are accumulated on the outer wall of the lens, and when a camera in the lens conducts monitoring, the recognition efficiency is affected due to imaging distortion.

The invention discloses separation and purification equipment for oil-water mixed waste treatment, and relates to the field of separation and purification, the separation and purification equipment comprises a support frame, the top of the support frame is fixedly connected with a gravity settling mechanism, the outer surface of the support frame is fixedly connected with a collecting barrel mechanism, and the outer surface of the gravity settling mechanism is fixedly connected with a centrifugal separation mechanism; the bottom of the centrifugal separation mechanism is fixedly connected with a bottom plate, supporting legs are uniformly arranged at the bottom of the bottom plate, the center of the bottom of the bottom plate is fixedly connected with a supporting plate I, and the outer surface of the supporting plate I is fixedly connected with a servo motor. The primary separation of impurities, water and oil is realized, the separated oil flows into the collecting barrel mechanism, and the oil-water mixed liquid which is difficult to separate flows into the centrifugal separation mechanism, so that further separation and purification are realized.

The invention discloses a high-lift water pump with a self-adaptive flow regulation function, and relates to the technical field of high-lift water pumps, the high-lift water pump comprises a water pump shell, the side wall of the water pump shell is fixedly connected with a water inlet pipeline, the upper end of the water pump shell is fixedly connected with a water outlet pipeline, and the inner wall of the water pump shell is rotatably connected with a rotating shaft; the side wall of the rotating shaft is fixedly connected with a closed impeller; the flow adjusting mechanism comprises a valve rod rotationally connected to the inner wall of the water outlet pipeline, the side wall of the valve rod is fixedly connected with a ball, the side wall of the ball is in sealed sliding connection with the inner wall of the water outlet pipeline, a water outlet is formed in the side wall of the ball, and the side wall of the water outlet pipeline is in sealed sliding connection with a pressure sensing block. The rotating angle of the ball body can be adjusted according to the actual water outlet amount and water pressure, then the size of the water outlet is adjusted, the water outlet amount is automatically adjusted, the water outlet amount is made to be within a proper range, manual intervention adjustment is not needed, and using is more convenient.

The utility model relates to the technical field of V-shaped mixing machines, and discloses a V-shaped mixing machine for mixed feed additive production, which comprises a bracket, a main control box is arranged on the left side of the bracket, the bottom end of a main shaft penetrates through the corresponding position of a top plate, the bottom end of the main shaft is connected with a roll-over stand, and rotating shafts are inserted into the lower parts of the inner sides of the roll-over stand; and the V-shaped mixing cylinder is installed at the inner end of a rotating shaft, the rotating shaft is sleeved with a driving bevel gear, and the left end of the connecting shaft and the left end of the rotating shaft are both coaxially connected with belt wheels. According to the V-shaped mixing machine for producing the mixed feed additive, a main shaft is driven by a first motor to rotate, so that a turnover frame can rotate, meanwhile, a driven bevel gear can be driven by a driving bevel gear to rotate, a belt wheel can be driven by a connecting shaft to rotate, the centrifugal force for mixing the feed additive in the V-shaped mixing cylinder is increased, and the mixing efficiency is improved. And the phenomenon of material caking caused by single up-and-down turning is prevented.

The invention discloses an elevator guide rail non-machined face leaf plate painting device, and relates to the technical field of spraying equipment, the elevator guide rail non-machined face leaf plate painting device comprises a painting box, a conveying assembly penetrates through the interior of the painting box, a plurality of bearing stabilizing assemblies are arranged on the conveying assembly, a paint spraying assembly is arranged at the top of the painting box, and the paint spraying assembly corresponds to the bearing stabilizing assemblies in the painting box; recovery assemblies are symmetrically arranged on the two sides of the painting box; the conveying assembly is matched with the bearing and stabilizing assembly to automatically and continuously convey the blade plate, so that feeding, spraying and discharging are synchronously carried out, the time consumed for feeding, discharging and clamping is saved, and the overall machining efficiency is improved, and the stabilizing assembly is arranged on the bearing and stabilizing assembly to flexibly clamp the blade plate; solidification and caking of the paint are avoided through flexible stretching and retracting of the stabilizing assembly, the clamping accuracy and stability are improved, and the clamping action is kept smooth.

The multi-rope friction type mine hoist comprises a friction wheel and a head sheave, a steel wire rope surrounds the friction wheel and the head sheave, hoisting containers are arranged at the two ends of the steel wire rope respectively, tail ropes are arranged at the bottoms of the hoisting containers, the two ends of the tail ropes are connected to the hoisting containers respectively, and an anti-slip device is arranged on the front side of the friction wheel. And the steel wire rope penetrates through the anti-slip device. The invention belongs to the technical field of mine hoists. The friction wheel hub is attached to the steel wire rope, when the slipping steel wire rope slides rapidly, the rotating speed of the friction wheel hub is increased, the centrifugal force of the speed measuring sliding block on the friction wheel hub is increased, the connecting rod is driven to move outwards, the connecting rod drives the poke rod to move, and the poke rod pushes friction wedge blocks on the two sides of the rope clamping plate to get close to the limiting block; the rope clamping plate is extruded by the limiting block to be clamped on the steel wire rope, and gradually-increased friction force between the rope clamping plate and the steel wire rope prevents the steel wire rope from further slipping to cause equipment damage or accidents.

The present invention belongs to the technical field of waterproof coating detection equipment, and in particular, relates to a polyurethane waterproof coating fluidity detection device, comprising a carrying box, a flow channel is fixedly installed on the top of the carrying box, an axial flow fan blade is rotatably installed inside the flow channel, and a funnel is fixedly installed on the top of the flow channel; an automatic detection mechanism, the automatic detection mechanism is fixedly installed at the bearing of the axial flow fan blade, and is used to automatically measure the time required for the waterproof coating to flow out completely. The present invention sets an automatic detection mechanism. During detection, the impact force generated by the flow of the waterproof coating will drive the axial flow fan blade to rotate, and then the liquid storage chamber and the centrifugal sleeve will rotate. Under the action of centrifugal force, the piston block slides in the centrifugal sleeve, so that the first conductive sheet contacts the second conductive sheet, and the timer starts timing, automatically measuring the time required for the waterproof coating to flow out completely, and detecting its fluidity according to the time when the waterproof coating flows out.

The utility model discloses an adjustable simple reselection device for screening aluminum particles from aluminum ash, which comprises a bottom plate, a motor support arranged on the bottom plate, a motor with adjustable height arranged on the motor support, an electric stirrer arranged on the motor through a coupler, a matched trough arranged outside the electric stirrer, a base body fixedly connected below the trough, and a motor arranged on the base body. The periphery of the base body is provided with a screw-pitch-adjustable spiral overflow pipe through a screw pitch adjusting unit, and the base body is rotatably installed on the base table through a base body rotating shaft. According to the spiral overflow pipe, separation of materials with different density components is achieved through the centrifugal force effect (the centrifugal force can be increased in an auxiliary mode through rotation of the base body), the screw pitch of the spiral overflow pipe is adjusted by adjusting the screw pitch adjusting unit in the base body, and therefore the centrifugal strength is controlled.

The application discloses a parallel flue gas cooling heat exchanger and relates to the technical field of heat exchangers. The parallel flue gas cooling heat exchanger comprises a flow regulating mechanism and parallel heat exchange pipes installed in the middle of the flow regulating mechanism. A cleaning mechanism is arranged outside the flow regulating mechanism, and a rotating rod is arranged inside the cleaning mechanism. The flow regulating mechanism comprises a flow regulating pipe. An adjusting conical groove is formed in the inner side of the end of the flow regulating pipe. A limiting support is fixedly installed inside the flow regulating pipe. A plurality of limiting sliding rails are slidably connected to the inside of the limiting support. The size of the cooling water flow in each parallel heat exchange pipe is controlled, the water flow in each parallel heat exchange pipe is substantially equal, the cooling water in each parallel heat exchange pipe can be fully exchanged with high-temperature flue gas, insufficient heat exchange caused by insufficient flow of some parallel heat exchange pipes is avoided, the overall heat exchange efficiency can be increased by more than 15%, and the flue gas cooling effect is uniform and stable.

The invention discloses a two-stroke heavy oil aviation piston engine, and belongs to the technical field of unmanned aerial vehicle engines, the two-stroke heavy oil aviation piston engine comprises an engine body, a spark plug, an exhaust pipe, a fuel oil supply system, a crank connecting rod mechanism, two pistons and an auxiliary heating system, the engine body is composed of a crankcase and two piston cylinders, and the two piston cylinders are horizontally and oppositely distributed on the two sides of the crankcase; the two sides of the crankcase are connected with the short output shaft and the long output shaft in a penetrating and coupling mode, and a rotating cavity opposite to the crankshaft connecting disc is formed in the crankcase. The opposed crankshaft connecting disc is provided with two crank throws in an opposed 180-degree working phase, and the structure of the opposed crankshaft connecting disc without a central shaft neck can reduce the centrifugal force of rotation and improve the operation stability; the crank throw is connected with the piston through a connecting rod, and the joint can rotate; the two pistons are respectively positioned in the two piston cylinders; and the auxiliary heating system is dispersedly arranged on the engine body, consists of a temperature switch and a heating rod, and is used for heating the purified oil-gas mixture provided by the fuel oil supply system.

The invention discloses a washing machine and a control method thereof, and belongs to the field of washing machines. The washing machine comprises a dewatering barrel, the dewatering barrel comprises a peripheral wall and a bottom wall, the peripheral wall comprises a first peripheral wall section and a second peripheral wall section which are connected, and the second peripheral wall section is connected between the first peripheral wall section and the bottom wall; a drainage groove is formed in the inner wall of the second circumferential wall section, the drainage groove extends in the circumferential direction and is arranged in a sunken mode, and water permeable holes are formed in the inner wall of the drainage groove. The drainage groove extending in the circumferential direction is formed in the second circumferential wall section, the water permeable holes are formed in the inner wall of the drainage groove, and when the dewatering barrel works at a relatively low rotating speed, water dewatered from clothes can be collected into the drainage groove under the gravity of the water and is drained out of the water permeable holes in time, and the dewatering barrel is particularly suitable for being used when the amount of washed clothes is small. Water can be prevented from being repeatedly absorbed by clothes, the water content of the clothes can be reduced, the dewatering effect is improved, and the use experience of a user is improved.

The application discloses a kind of closed space ventilation dust removal device and dust removal method, ventilation dust removal device includes air supply fan and dust removal component, the outlet end of the air supply fan is connected with the ventilation pipe of entering closed space and communicates, air distribution connector is connected in ventilation pipe end portion, the air distribution connector is equipped with the air supply branch pipe that is communicated with dust removal component, dust removal component includes the air amplifier that is communicated with air supply branch pipe, and the air flow that enters air amplifier by air supply branch pipe generates negative pressure and carries out dust removal to the air of closed space;Pressure regulating mechanism for guaranteeing the gas pressure of air supply branch pipe is set on air distribution connector, the application utilizes air supply branch pipe and air amplifier to realize using one air supply fan to simultaneously realize the ventilation of closed space and dust removal power supply, equipment energy consumption can be reduced, and the gas pressure in air supply branch pipe is kept using pressure regulating mechanism, to ensure the air extraction processing efficiency of dust removal component.

The invention discloses a multi-stage impact type rotational flow grading and sorting device, which belongs to the technical field of fine mineral grading and sorting process strengthening and comprises a cylinder, a feeding pipe is arranged on the side wall of the cylinder, a central overflow pipe is arranged at the top of the cylinder, and a conical barrel is arranged below the cylinder. A first impact pipe set, a second impact pipe set and a third impact pipe set are sequentially arranged on the side wall of the conical barrel from top to bottom, and an underflow opening is formed in the bottom of the conical barrel. The cyclone bottom concentration can be diluted, materials at the bottom of the cyclone can be loosened, secondary cyclone classification and separation can be carried out on fine minerals, and therefore the classification and separation efficiency of the cyclone is improved.

The utility model discloses a filter device of circulating backwash, including filter casing, install a set of bearing seat in the inner chamber of filter casing upper end, bearing seat is sealed with a set of filter core rotation connection, and the rotation action can be realized to filter core through drive assembly, and cooperate transmission assembly and drive cleaning brush rotation, the utility model centrifugal force throws out high -speed water flow, and the impact force of impurity is greatly promoted, and the mechanical cleaning of cooperation cleaning brush, under double effect, can more efficiently remove strong viscosity, firmly attached contaminant and deep pore small impurity, and backwash efficiency improves obviously, and high -efficient backwash reduces backwash frequency and time, and water flow energy consumption is reduced, simultaneously, the filter core is because clean thoroughly, and the service life is extended, and the frequency of replacement is reduced, and the overall operation cost is reduced.

This utility model discloses a vibrating screen for nicotinamide production, comprising a support frame, four fixed seats (first type) fixed to the support frame, springs fixed to the fixed seats (first type), and fixed seats (second type) fixed to the springs. A vibrating screen body is fixed between the four fixed seats (second type). A dual-shaft motor is fixed to the lower side of the vibrating screen body. Eccentric wheels are fixed to the output shafts of the dual-shaft motors. Fixed columns are fixed to the output shafts of the dual-shaft motors. Connecting shells are fixed to the fixed columns. Sealing covers are fixed to the connecting shells. Connecting pipes are embedded within the fixed columns and communicate with the connecting shells. Through its control structure, this utility model allows the device to dynamically adjust the amplitude of the vibrating screen body according to screening requirements. When a water pump is started to inject water into the connecting shells, the centrifugal force of the connecting shells increases, causing the dual-shaft motors to drive the vibrating screen to produce a larger amplitude, suitable for processing materials that are difficult to screen. Conversely, pumping water reduces the amplitude, suitable for fine screening.

The present invention relates to the technical field of purification equipment, and discloses a dust purification equipment, including an air inlet pipe; a soaking device, including a spray pipe, wherein a plurality of first spray heads are arranged in the spray pipe, and an air guide plate movably extended into the spray pipe, wherein an angle less than 90° is formed between the air guide plate and the spray pipe; a purification device, including a purification pipe, an air inlet, an air outlet and a slag outlet, wherein the air outlet is connected to an exhaust fan, and a group of guide blades are arranged in the purification pipe, wherein the guide blade group has a plurality of guide blades arranged obliquely and having bent edges; when the exhaust fan is started, the gas in the air inlet pipe enters the purification pipe along the spray pipe and performs a spiral upward movement, and the dust and water in the gas are separated from the gas and fall into the slag outlet, and the clean gas after separation continues to spirally rise along the length direction of the purification pipe and is discharged from the air outlet. The dust purification equipment provided by the present invention has high dust purification efficiency and low energy consumption.

The present invention relates to the technical field of lithium battery liquid injection packaging, and specifically to a lithium battery liquid injection vacuum packaging device, the liquid injection vacuum packaging device comprises a carrying device, a liquid injection device, a negative pressure device and a packaging machine, the carrying device is provided with a plurality of workstations, the liquid injection device and the packaging machine are placed at a plurality of workstations on the carrying device, the negative pressure device and the liquid injection device are connected, the liquid injection device is used to inject liquid into a battery shell, and the packaging machine is used to package the battery shell after the liquid injection is completed, the carrying device serves as the main installation base and is also used for continuous feeding of the battery shell, the negative pressure device is used to create a vacuum, ensure the stability of the liquid injection, and the packaging installation, and prevent electrolyte leakage, by setting a plurality of workstations, the battery shell is processed in multiple steps at the plurality of workstations, so that the device is integrated and the integrated processing efficiency is improved, after the liquid injection is completed, the battery shell is packaged by the packaging machine, the transportation path is reduced, and the electrolyte leakage is prevented.

This utility model relates to the field of leather fatliquoring agent processing technology and discloses a leather fatliquoring agent emulsification device, including a tank. A main rotating rod is rotatably installed inside the tank. Four identical stirring components are fixedly installed on the outer wall of the main rotating rod. Each stirring component includes a secondary rotating rod fixedly sleeved on the outer wall of the main rotating rod. A connecting rod 1 is hinged to the other end of the secondary rotating rod, and a connecting rod 2 is hinged to the bottom end of the connecting rod 1. An insert rod is fixedly installed on the inner wall of the connecting rod 2. This utility model allows the stirring range to be automatically adjusted according to the rotation speed of the main rotating rod by changing the rotation speed of the main rotating rod. In the high viscosity stage, the rotation speed of the main rotating rod increases, the centrifugal force increases, and the stirring cone and the connecting rod 1 form a near-horizontal shape, expanding the stirring range and avoiding energy loss caused by local overheating. When processing low viscosity materials, the rotation speed of the main rotating rod is reduced, the stirring range shrinks, and the stirring range can be automatically adjusted according to the viscosity of the material.

This invention belongs to the field of gas-liquid separation technology, and relates to a gas-liquid separator for hydrogen production by water electrolysis. It includes a separation tank and a gas-liquid separation component disposed within the separation tank. The gas-liquid separation component includes a support column and a spiral guide baffle sleeved on the support column. The support column is rotatably connected to the separation tank. The spiral guide baffle includes a base column and multiple spiral curved blades disposed on the side wall of the base column, with the multiple spiral curved blades evenly distributed circumferentially on the base column. The base column is sleeved on the support column and rotatably connected to it. A gas outlet, a gas-liquid mixture inlet, and a liquid outlet are sequentially arranged from top to bottom on the side wall of the separation tank. The gas-liquid mixture inlet is directly opposite the spiral guide baffle. This invention can ensure dynamic and stable gas-liquid separation under different operating conditions and is suitable for efficient gas-liquid separation in hydrogen production by water electrolysis, where gas production is extremely high.

The invention discloses an air tap type airflow fur cleaning machine and method, and relates to the technical field of cotton processing machinery, the air tap type airflow fur cleaning machine comprises an S-shaped lint cotton pipeline and a fan, the fan is connected with an air duct, two air duct branches are formed at the outlet end of the air duct, one air duct branch is connected to the inlet section of the lint cotton pipeline, and the other air duct branch is connected to the outlet section of the lint cotton pipeline. The other air duct branch is connected to the outlet section of the lint cotton pipeline; an outlet of the air duct branch is provided with an air tap, an air flushing opening is formed between the air tap and the inner wall of the lint cotton pipeline, and air is jetted out of the air flushing opening through the air duct to form air jet. According to the air jet principle, the ginned cotton speed and the wall attachment property of the ginned cotton are improved, the centrifugal force of impurities is increased, the impurities are easily separated in the ginned cotton at the impurity discharging opening, and the impurity discharging rate is increased.

The invention relates to the technical field of waste heat utilization, in particular to a hazardous waste incineration waste heat power generation system which comprises a shell, an air bag and a power generation unit and further comprises a drainage pipe, a water pump, a lower flow pipe, a flow guide pipe, an upper flow pipe, a heat exchange pipe, a flow adjusting assembly and a constant pressure assembly. The lower flow pipe is connected to the other end of the drainage pipe, the flow guide pipe array is connected to the lower side of the air bag, the multiple upper flow pipes are connected with the multiple flow guide pipes correspondingly, the heat exchange pipe array is connected to the lower sides of the upper flow pipes, the flow adjusting assembly is connected with the heat exchange pipes, and the constant pressure assembly is connected with the flow adjusting assembly. A water inlet is formed in the lower side of the heat exchange pipe, a water outlet is formed in the upper side of the heat exchange pipe, the flow of water flow at the water inlet and the water outlet in the heat exchange pipe is changed, then the pipeline is twisted within a limited range, and then the purpose of removing acidic condensate water is achieved.