46results about How to "Eliminate clogging" patented technology

The invention relates to a preparation device for a fly ash-based polymer regenerated roadbed, and aims to solve the technical problem of low preparation efficiency of the current fly ash-based polymer regenerated roadbed. The preparation device comprises a base, an impact crusher is arranged at the top end of the base, a feeding box is arranged at the top end of the impact crusher, and fly ash raw materials are fed from the feeding box; the method comprises the following steps: crushing fly ash to a required particle size range, putting the fly ash into a screening mechanism through a connecting box, screening the crushed fly ash, removing oversized or undersized particles, ensuring the particle size uniformity of the fly ash, mixing and stirring the pretreated fly ash and an exciting agent through a mixing and stirring mechanism, and enabling the fly ash and the exciting agent to fully react to form a geopolymer. Finally, the geopolymer material is made into a regenerated roadbed material through the extrusion forming mechanism, the regenerated roadbed material is output through the belt conveyor, fly ash is converted into the high-performance geopolymer material, the preparation efficiency is greatly improved, and powerful support is provided for construction of a regenerated roadbed.

The invention relates to the technical field of medical equipment, in particular to an anti-blocking device of chronic kidney disease dialysis equipment and an anti-blocking method thereof.The anti-blocking device comprises a dialysis bag, a placement tube and a drainage bag, and a second catheter is communicated between the drainage bag and the placement tube; the placing pipe and the second guide pipe are both communicated with anti-blocking assemblies, each anti-blocking assembly comprises a circulation cavity and a driving box, a driving cavity is formed in each driving box, a driven assembly is rotationally connected into each driving cavity, an opening assembly is arranged on the side, located in the corresponding circulation cavity, of each driven assembly, and a conveying assembly is arranged on the side, located in the corresponding driving cavity, of each driven assembly; the driven assembly is sleeved with a turbine assembly, a transmission gear is arranged between the driven assembly and the turbine assembly, and a spring for driving the driven assembly and the turbine assembly through the transmission gear is arranged between the turbine assembly and the driven assembly. The blockage condition in the guide pipe is sensed through the rotating speed of the turbine assembly, and the defibrinase for digesting protein clots is automatically conveyed when the guide pipe is blocked, so that the aim of automatically treating the blockage of the guide pipe is fulfilled.

The invention relates to the technical field of centrifugal pumps, in particular to a multi-seal centrifugal pump which comprises a pump body, a water inlet pipe, a water outlet pipe, a movable rod and the like. The pump machine body communicates with a water inlet pipe; the pump body communicates with a water outlet pipe; the water inlet pipe is provided with an observation window; a sealing sleeve penetrates through the water inlet pipe; a movable rod slides in the sealing sleeve in a penetrating manner; the movable rod is divided into a fixed part and a rotating part which are rotationally connected, the fixed part slides in the sealing sleeve, and the rotating part of the movable rod is located in the water inlet pipe. The pulling movable rod is manually driven, the stirring rod is driven to move to temporarily separate and clean aquatic plants wound on the surface of the filter screen or aquatic plant tissue aquatic plants, the blocking phenomenon is eliminated, and the pump machine body can recover most of the water conveying capacity within a short time without shutdown.

The invention discloses a combined air preheater, wherein a hot flue gas inlet duct is connected with a cold flue gas outlet duct via a flue gas side rotary air preheater, a medium-temperature flue gas outlet duct, a medium-temperature flue gas inlet duct and a heat release side of a tubular air preheater system; a cold air inlet duct is connected with a hot air outlet duct via a heat absorption side of the tubular air preheater system, a medium-temperature air outlet duct, a medium-temperature air inlet duct and an air side rotary air preheater. The preheater can effectively increase the exhaust gas temperature at the rotary air preheater outlet, solve the problem of the influence of ammonium bisulfate ash blocking on the rotary air preheater, and has high safety and stability.

The present invention discloses the application of Chinese medicine Polygonum aviculare in the preparation of drugs for preventing and treating stroke. It relates to the field of biomedicine technology. The present invention shows that Chinese medicine Polygonum aviculare can significantly reduce the brain water content and brain index of experimental animals, and can treat brain edema. The drug has the effects of promoting blood circulation and removing blood stasis, can eliminate cerebral vascular blockage and inflammation, resist cerebral vasospasm, maintain normal cerebral vascular function, regulate normal permeability of brain barrier, promote angiogenesis, promote brain nerve function repair and regeneration, and greatly restore the nerve damage and behavioral ability of patients with cerebral stroke. Chinese medicine Polygonum aviculare can be dialectically used for the prevention and treatment of various courses of ischemic stroke and hemorrhagic stroke. The present invention not only provides a new application of Chinese medicine Polygonum aviculare, but also provides a new drug for preventing and treating ischemic stroke and hemorrhagic stroke.

This invention discloses a flue gas denitrification device and method for thermal power plants. The flue gas denitrification device includes: a primary cyclone separator, a secondary electrostatic precipitator, a denitrification tower, a steam heating assembly, and a control module. The secondary electrostatic precipitator is located downstream of the primary cyclone separator in the flue gas flow direction. The denitrification tower is connected to the secondary electrostatic precipitator via a conveying pipe. One end of the conveying pipe is connected to the outlet of the secondary electrostatic precipitator, and the other end is connected to the inlet of the denitrification tower. A temperature sensor is installed on the conveying pipe. The steam heating assembly is used to introduce steam into the conveying pipe. According to this invention, the flue gas denitrification device for thermal power plants effectively removes large and fine dust particles, eliminates the risk of dust clogging and poisoning of the denitrification catalyst, improves the uniformity and efficiency of the denitrification reaction, and avoids dust clogging of the atomizing nozzles, thereby improving denitrification efficiency.

The utility model relates to a foldable disc dryer discharge device capable of lifting a material level, which comprises a shell component, a material blocking component, a guide component and a lifting component, the material blocking component and the guide component are mounted in the shell component, and the material blocking component is in sliding fit with the guide component and is driven by the lifting component. The utility model has the advantages that: 1, no complicated structural member is arranged, so that the production and the installation are convenient; 2, the material blocking assembly can be folded, so that the equipment space occupied by the material blocking device is reduced, and the side outlet device of the disc dryer is miniaturized; the upper connecting rod and the lower connecting rod are arranged, so that installation and later maintenance are facilitated.

The utility model belongs to the technical field of dry ice cleaning, and particularly discloses novel dry ice cleaning equipment which comprises a cleaning chamber, the top of the cleaning chamber is fixedly communicated with a material conveying channel, the top of the material conveying channel is fixedly communicated with an ice crushing chamber, and the outer surface of the material conveying channel is fixedly connected with an inner driving seat. A guide table is fixedly connected to the interior of the inner driving seat, an ice cutting blade is movably mounted in the conveying channel through a driving mechanism, the driving mechanism comprises a motor fixedly mounted at the bottom of the inner driving seat, and a driving shaft is fixedly connected to the output end of the motor. According to the novel dry ice cleaning equipment, the ice cutting blade can continuously move in the material conveying channel through the driving mechanism, and mechanical force is applied to the area blocked by dry ice, so that combination among dry ice particles is broken, blocking of the dry ice particles is dispersed, and the dry ice particles are dispersed again and flow into the channel; meanwhile, vibration and friction force generated by movement are also beneficial to loosening dry ice particles and eliminating channel blockage.

The utility model discloses an anti-blocking lithium deposition kettle, which comprises a kettle body, the kettle body comprises a kettle bottom, a discharge port is arranged on the kettle bottom, the discharge port is connected with a butterfly valve, the butterfly valve is connected with a discharge pipe, an auxiliary discharge mechanism is arranged on the discharge pipe and comprises an electric cylinder, one end of the electric cylinder is connected with a rotating motor, and the other end of the electric cylinder is connected with a rotating shaft. An output shaft of the rotating motor is connected with a driving shaft, and crushing blades are arranged on the driving shaft; the auxiliary discharging mechanism is additionally arranged on the lower portion of the discharging pipe, when the electric cylinder works, the crushing blades are driven to do axial reciprocating motion, when the rotating motor works, the crushing blades are driven to do rotating motion, the crushing blades make contact with solid sediment in the moving process, the solid sediment is sheared and crushed, and therefore the solid sediment is discharged. According to the lithium precipitation kettle, large solid precipitates are crushed into small solid precipitates, so that the phenomenon of pipeline blockage is eliminated, the lithium precipitation kettle has an anti-blocking function, and materials after reaction can be smoothly discharged through the discharge pipe.

Provided is a nonaqueous ink composition with which high recovery from cleaning and surface drying on a substrate can both be achieved even if the nonaqueous ink composition contains a white pigment or a bright pigment. This nonaqueous ink composition contains a coloring material and an organic solvent and is to be ejected by means of an inkjet method, wherein the coloring material contains a white pigment or a bright pigment, and the organic solvent contains the organic solvent A below. Organic solvent A: at least one substance selected from the group consisting of alkylamide-based solvents (a1) and cyclic amide-based solvents (a2).

The application relates to an automatic blockage cleaning device, method and electronic equipment for a coal conveying and screening system, wherein the automatic blockage cleaning device comprises a control system and an execution device for dredging screen holes; the control system comprises a monitoring unit, a processing unit and an output unit; the monitoring unit is used for acquiring screen underflow material information of the coal conveying and screening system in real time, the screen underflow material information being material yield meeting screening conditions; the processing unit is used for calculating average yield within a preset time according to the screen underflow material information; and the output unit is used for outputting a first control signal according to the average yield, the first control signal being used for controlling running or closing of the execution device. The application has the effect of realizing mechanicalization and automatic blockage cleaning of the coal conveying and screening system, and avoids various problems generated in the process of manually cleaning blockage.

Provided are a stock solution treatment device, a method for operating a stock solution treatment device, and a method for cleaning an instrument, with which it is possible to shorten the treatment time of a stock solution extracted from the body of a patient and to improve the workability of a worker. The device is provided with a main body part (11) having a hollow space therein, and a hollow fiber membrane (16) provided in the hollow space of the main body part (11). A cleaning liquid is caused to flow through the hollow fiber membrane (16) in a state in which the interior of the hollow space (12h) of the main body section (11) and / or the interior of the hollow fiber membrane (16) is filled with the liquid to fill the region of the hollow fiber membrane (16) to be cleaned. The effects of eliminating clogging of the hollow fiber membrane (16) and removing substances accumulated in the hollow fiber membrane (16) or the interior of the main body part (11) can be improved.

This utility model relates to the field of air conditioner technology, and discloses a heat pump defrosting system and an air conditioner. In the heat pump defrosting system, the high-temperature, high-pressure refrigerant gas discharged from the compressor is directly introduced into the defrosting pipe assembly mounted on the chassis, fully utilizing the inherent high-temperature exhaust waste heat during system operation as a heat source. This design eliminates the traditional electric heating wire method, achieving chassis defrosting with zero additional energy consumption; it eliminates the need for independent electric heating elements and a matching detection and control system, significantly reducing hardware costs and circuit complexity. The high-temperature refrigerant efficiently and evenly melts the ice layer as it flows through the chassis defrosting pipe, ensuring smooth discharge of defrosting water. This not only effectively eliminates poor defrosting, duct blockage, and heating attenuation caused by chassis icing, but also improves overall energy efficiency by directly utilizing the system's circulating energy, significantly enhancing the reliability and economy of the air conditioner under long-term heating conditions.

A kind of desktop fume exhaustor with oil collection guide structure, the front end of fume exhaustor shell is inclined and arranged downward;The front end of fume exhaustor shell is provided with inwardly retracting retracting ring wall;Retracting ring wall is provided with annular mounting groove for mounting filter screen assembly;Retracting ring wall and the front end of fume exhaustor shell form oil collection groove;Lower oil outlet is opened near the bottom end of oil collection groove;The top of base body is provided with inclined oil guide cavity, which is below the lower oil outlet;Inclined oil guide cavity is communicated with one side of the upper end of oil guide column;Inclined oil guide cavity and oil guide column are integrally formed structure.The utility model, oil collection groove and inclined oil guide cavity are both large-space buffer oil guide space, and oil stain is not easy to produce blockage.By designing inclined oil guide cavity and oil guide column as integrally formed structure, the gap of traditional multi-section oil guide pipe column joint is completely eliminated, the whole oil circuit is ensured to be airtight, and the cleanliness and reliability of product are significantly improved.

The utility model relates to diaphragm coating technical field especially relates to a kind of coating feed system, it includes material box, for storing slurry;Stirring device, the stirring device with the material box is communicated by discharge pipeline, pollution discharge component is set on the discharge pipeline, the pollution discharge component can be communicated or disconnected with the discharge pipeline;First filter, the first filter is communicated with the discharge port of the stirring device by first communication pipeline;Cleaning water inlet component, the cleaning water inlet component is set on the first communication pipeline, the cleaning water inlet component can be communicated or disconnected with the first communication pipeline;Pump, the liquid inlet of the pump is communicated with the first filter, the liquid outlet of the pump is communicated with the liquid inlet of the material box.The utility model can effectively clean pipeline, to eliminate slurry blockage, eliminate the problem of burst pipe.

The utility model discloses a kind of down drying equipment for down jacket processing, belong to down drying technical field, including drying cabinet, the middle portion inner wall of drying cabinet is horizontally fixedly connected with lower plastic screen, the top inner wall of drying cabinet is horizontally fixedly connected with upper plastic screen, the top side middle portion of drying cabinet is fixedly installed with second motor, the output end of second motor is through drying cabinet and is connected with transmission shaft by coupling, transmission shaft is through lower plastic screen and upper plastic screen and is rotatably connected with second cross with bearing, second cross is horizontally fixed in the inner wall of drying cabinet, the top end of transmission shaft is fixedly connected with cleaning brush, the bottom side of cleaning brush and the top side of upper plastic screen are in abutment, transmission shaft is set between lower plastic screen and upper plastic screen Part is uniformly spaced fixedly connected with six agitating rods on top and bottom, the utility model can effectively break up the down of agglomerate, improve the bulkiness and quality of down, this has certain practicality.

The utility model relates to the technical field of ships, in particular to a sulfur removal sampling structure, a sulfur removal pipeline system and a ship, the sulfur removal sampling structure comprises a sampling branch pipe, and the sampling branch pipe is fixedly arranged on a sulfur removal pipe and is communicated with the sulfur removal pipe; the sampling pipe is inserted into the sampling branch pipe, the first end of the sampling pipe extends into the desulfurization pipe, the first end of the sampling pipe is provided with a collection port, and the direction of the collection port is opposite to the flow direction of a medium in the desulfurization pipe; and the connecting assembly is arranged between the sampling branch pipe and the sampling pipe and is used for connecting the sampling pipe and the sampling branch pipe. According to the utility model, impurities can be prevented from entering the sampling tube, the blocking problem is eliminated, and rapid and effective sampling is facilitated.

This utility model discloses a medical vacuum negative pressure machine, including a negative pressure generating component, a controller, a pressure detection circuit, and a blockage backflushing device. The negative pressure generating component includes an operating air port, a negative pressure pump, a positive pressure pipeline, a negative pressure pipeline, an inlet pipeline, and an exhaust pipeline. The negative pressure pump has a negative pressure end and a positive pressure end. A negative pressure pipeline connects the negative pressure end and the operating air port, and a positive pressure pipeline connects the positive pressure end and the operating air port. A branch point is provided in the middle of the positive pressure pipeline. One end of the exhaust pipeline is connected to the branch point, and the other end of the exhaust pipeline has an exhaust port. A confluence point is provided in the middle of the negative pressure pipeline, and one end of the inlet pipeline is connected to the confluence point. The other end of the inlet pipeline has an inlet port. The pressure detection circuit is connected to the controller and includes a pressure sensor. It can effectively solve the problem of blockage in the negative pressure pipeline, enabling it to achieve the required negative pressure.

The utility model discloses an automatic powder feeding device for flux-cored wire production relates to flux-cored wire production technical field, this automatic powder feeding device for flux-cored wire production, including powder bin and powder feeding mouth, the powder bin is double -sided wall structure, including the outer shell and inner layer material cavity, and the sealed interlayer is formed between the outer shell and inner layer material cavity, and the interlayer is filled with desiccant granule, and the desiccant granule is the color change silica gel, fills in detachable mesh filter bag, and the powder feeding mouth is set up in the powder bin top, and the powder bin bottom intercommunication powder outlet pipe. The utility model discloses through double -sided wall dry interlayer, sealing cover, humidity monitoring alarm, rotation arch breaking, pipe wall knock and central shaft nitrogen gas etc. Multiple synergistic structure, has built the powder stable conveying system of the collection moistureproof, arch breaking, inert protection in one, effectively prevents the powder moisture absorption and agglomerates, and improves the uniformity, stability and purity of powder feeding.

The utility model relates to an adjacent valve linkage air supply device used in a pneumatic ash conveying system, which comprises at least two air supply valves, two chambers are arranged in each air supply valve, and piston components which push each other are arranged in the two chambers; one side of the same chamber of each gulp valve is connected with a gas conveying pipeline, and the other side of the same chamber of each gulp valve is connected with an ash conveying pipeline; different cavities of every two adjacent gulp valves are connected through a pressure transmission pipe. According to the utility model, the pressure of the ash conveying pipeline is gradually reduced at a constant speed along the flow direction, the blockage of the ash conveying pipeline is eliminated, and the consumption of compressed air can be reduced.

The present invention relates to the technical field of sewer silting, in particular to a sewer silting robot, comprising a robot body, an outer ring surface of the robot body movably connected with a moving structure for moving in a pipeline, a side of the robot body movably connected with a water pipe for diverting water, a crushing structure for crushing sludge is arranged on the side of the robot body away from the water pipe, a buffer structure for buffering debris is arranged on the outer ring surface of the crushing structure, and a water spraying structure for spraying water is arranged on the outer ring surface of the robot body. The crushing structure is enlarged to move inside the pipeline, and the crushing structure is driven to remove the sludge on the inner wall of the pipeline, and the sludge or stones are crushed and the sludge or stones are crushed into small pieces, and then the buffer structure is driven to be conical, so as to divert the crushed stones, and then the water spraying port of the water spraying structure is driven to be enlarged, so as to increase the water output, so that large particles can contact with water to carry away and disperse the debris more easily.

The present invention relates to a discharge valve, comprising a valve body, a main shaft rotor for discharging and a cleaning rotor for cleaning the main shaft rotor, a driving device, a transmission mechanism and an air-sealing structure; the main shaft rotor is connected to the driving device and the transmission mechanism through a driving main shaft, the cleaning rotor is connected to the transmission mechanism through a driven shaft, the driving device drives the main shaft rotor to rotate and makes the cleaning rotor and the main shaft rotor rotate synchronously through the transmission mechanism; the air-sealing structure comprises a first and a second air-sealing structure respectively arranged at the connection between the driving main shaft, the driven shaft and the valve body, the two air-sealing structures adopt the same structure, the first sealing structure comprises a pair of sealing rings sleeved on the driving main shaft, a sealing cavity formed by a pair of sealing rings and a ventilation duct opened on the valve body and connected to the sealing cavity. The present invention can realize completely closed discharge, effectively block the contact between the material and the pollutants and the sealing ring, and reduce the possibility of polluting the material during the discharge process.

The utility model provides a thrombus extraction handle which comprises an outer shell, a driving component, a transmission component, a thrombus extraction component and a suction control component, the driving component, the transmission component, the thrombus extraction component and the suction control component are contained in the outer shell, the suction control component is integrated in the handle, the driving component comprises a driving output shaft, and the transmission component at least comprises a first gear set and a second gear set which are arranged in the longitudinal direction of the outer shell. The first gear set is connected with the driving output shaft, and the first gear set is engaged with the second gear set all the time; the driving part drives the thrombus taking part to take thrombus through the second gear set, and the first gear set is controlled to establish detachable connection relative to the suction control part, so that the thrombus taking handle can be switched between thrombus breaking and thrombus breaking and thrombus taking synchronization, and switching of working modes is achieved; furthermore, a motor of the driving assembly realizes the conversion of electrodes through a switching knob so as to control the reverse rotation, so that the winding of the thrombus in the catheter is released, and the blockage is removed.

The present invention relates to a scrubber system equipped with a pressure automatic control venturi tube. The present invention provides a scrubber system as follows: the structure of the existing scrubber air inlet protection device is improved, the diameter of the lower end of the second cleaning liquid buffer (3) constituting the lower end of the air inlet protection device is enlarged, and a separate nozzle is arranged at the lower tube part so that the generated powder does not block the lower end of the air inlet protection device, and the path of the object to be processed is formed such that after the first descent along the air inlet protection device, the first ascent along the first chamber and the second chamber is made, and the second descent to the third chamber is made again, and an automatic pressure control system equipped with a venturi tube is arranged at the upper end of the third chamber to prevent the backflow of the object to be processed, and guide it to the fourth chamber with a polypropylene absorber, and discharge it to the discharge port after the second ascent in the fourth chamber.

The present invention provides a premixing combustion device for combustion and heating equipment, comprising a combustion chamber, a volatilization chamber arranged on one side of the upper part of the combustion chamber, an ignition device arranged at one end of the volatilization chamber away from the combustion chamber, an oil supply pipe arranged on one side of the volatilization chamber and connected to the volatilization chamber, an air inlet arranged on the side wall of the volatilization chamber and located between the oil supply pipe and the ignition device, a bottom plate arranged on the outer side of the combustion chamber and located below the volatilization chamber, and a dust removal device arranged on the bottom plate and matched with the air inlet. The premixing combustion device for combustion and heating equipment of the present invention is provided with a dust removal device matched with the air inlet, and the dust removal pin cooperates with the air inlet to effectively remove the blockage of the air inlet caused by dust, so that air can enter the volatilization chamber, which helps to mix the fuel with sufficient air, and further helps to ignite and burn the fuel. At the same time, the dust removal device is also provided with a reset device to facilitate the rapid reset of the dust removal pin to avoid the dust removal pin blocking the air inlet.

The application discloses a self-cleaning structure of a washing machine and a use method, relates to the technical field of washing machine cleaning, and comprises a washing machine outer drum, an inner drum and a rotating shaft. A plurality of through holes are arranged on the outer drum wall, and a fan-shaped nozzle type spray head is arranged outside each through hole. The jet flow of the spray head passes through the through hole and is directed to the interlayer between the inner drum and the outer drum, and the inner drum tripod dead angle is directionally sprayed. A cleaning agent box, a cleaning agent premixing box, a booster pump and an independent water delivery pipeline are arranged in the washing machine body. The water inlet is communicated with the premixing box, and the premixing box outlet is connected with each spray head through the booster pump. During use, the external water and the cleaning agent are mixed in the premixing box according to a proportion, and the mixture is sprayed into the interlayer by the spray head after being pressurized by the high-pressure pump, so that 360-degree cleaning is realized in cooperation with the self-rotation of the inner drum. The structure adopts a two-stage self-cleaning mode combining chemical dissolution and physical flushing, can effectively remove the residual washing powder and chemical deposits such as scale that are not melted on the tripod, and prevents the spray head from being blocked.

The utility model discloses a fuel cell bipolar plate with a Janus bifunctional microstructure, which comprises a substrate provided with an anode flow field and a cathode flow field. The surface of the anode flow field and the surface of the cathode flow field are each provided with a Janus bifunctional microstructure, and each Janus bifunctional microstructure comprises a hydrophilic microchannel and a hydrophobic microchannel. An air inlet hole is formed in the substrate at the air inlet end of the hydrophilic micro-channel, and the air outlet end of the hydrophilic micro-channel is communicated with the air inlet end of the hydrophobic micro-channel; air outlet holes are formed in the substrate at the air outlet ends of the hydrophobic micro-channels; a transverse groove is formed in the substrate on the side edge of the hydrophilic micro-channel, and a plurality of longitudinal grooves are formed in the substrate on the side edge of the hydrophilic micro-channel at intervals; the lower end of the longitudinal groove is communicated with the hydrophilic micro-channel, and the upper end of the longitudinal groove is communicated with the transverse groove; a plurality of ratchet wheel micro-units which are connected in sequence are arranged on the side edge of the hydrophobic micro-channel, and the adjacent ratchet wheel micro-units form a curvature gradient in the airflow direction to be used for reducing the adhesive force of water drops.

This utility model discloses an anti-clogging suction pipe structure for powder material suction and filling. It includes a feed pipe and an air inlet pipe, with the air outlet of the air inlet pipe connected and fixed to the wall of the feed pipe in a section with densely packed feed holes. This allows the powder material and the suction gas to form a certain solid-gas ratio within the section with densely packed feed holes before being conveyed in the feed pipe. This reduces the conveying resistance of the powder material and improves the pneumatic suction efficiency. Under undemanding operating conditions, it maintains a stable conveying state of the powder material without accumulation or blockage, improving the conveying efficiency, reducing energy consumption of pneumatic suction, and enhancing the reliability and stability of pneumatic suction. Furthermore, by installing an air inlet regulating valve in the air inlet pipe, the solid-gas ratio formed by the powder material and the suction gas can be adjusted to an optimal ratio suitable for the powder material and operating conditions.

The invention discloses a damp-proof device for feed mixing production, and relates to the technical field of feed production and storage.The damp-proof device for feed mixing production comprises a top frame, a vent groove is formed in the top frame, a base is arranged below the top frame, and a vibration mechanism for vibrating feed in the top frame is arranged in the base; a cleaning mechanism for cleaning a filter screen on the surface of a vent groove in the top frame is arranged in the top frame, the top frame is used in cooperation with the base, the top frame is driven by a vibration mechanism to slide left and right and slide up and down, a vibration state is provided for the interior of the top frame, and therefore feed blocks accumulated in the top frame are separated; the problem that feed is prone to accumulation and mildewing in the damp-proof device is solved, in the feed mixing production process, due to the fact that the feed contains certain moisture and viscous substances, the feed is prone to caking, the vibration mechanism can enable the feed to continuously move in the damp-proof device, the feed is prevented from caking, and the uniformity and fluidity of the feed are guaranteed.

This invention discloses an intelligent production line for prefabricated steel structure wall panel frames, divided into a material processing area, a logical sorting area, and an assembly and forming area according to the process flow. The material processing area includes a movable and changeable uncoiling and feeding mechanism and a keel machine. The logical sorting area is equipped with a sorting mechanism and a sorting controller, including a pushing unit and a flipping unit. The assembly and forming area includes an assembly and dragging mechanism, a conveyor line, and a nailing machine. The core of the invention lies in the sorting controller's logical comparison of the preset installation position parameters of the keel truss to be processed in the wall drawings—including the lowest point height value β and the length value λ—with the wall height boundary line h and the length threshold α. This comparison then controls the sorting execution module to adaptively sort the keel truss to the upward flipping area, the downward flipping area, or the short material area. This invention achieves adaptive intelligent sorting and attitude pre-adjustment of the keel truss based on spatial position parameters, significantly improving the flexibility, assembly efficiency, and quality stability of prefabricated steel structure frame production.