2473 results about "Screw conveyor" patented technology

The invention provides a sandy stratum tunnel water burst risk prediction method. The method comprises the steps that a radar instantaneous energy spectrum in front of tunneling is obtained through a geological radar, a micro-seismic spectrum is obtained through a micro-seismic array, and a residual distance is obtained through laser ranging; aligning and coupling the two spectrums to obtain a water inrush risk index, inputting the water inrush risk index and the residual distance into a self-adaptive threshold comparator, and if the water inrush risk index and the residual distance exceed the limit, dynamically adjusting the rotating speed of a cutter head, propulsive force, the rotating speed of a screw conveyor and grouting pressure, and generating a risk avoidance path; and calling a water inrush risk model library constructed by LSTM-Attention, inputting a risk index sequence, a residual distance, cutterhead torque, a soil pressure gradient, a current change rate and other auxiliary variables, and outputting a future multi-step risk level. According to the method, accurate prediction and real-time avoidance of the water gushing risk of the sandy stratum tunnel can be realized, and the safety and efficiency of tunnel construction are improved.

The invention discloses a sand gravel stratum pipe jacking force-stratum resistance real-time matching control method, belongs to the technical field of underground engineering pipe jacking construction, and solves the technical problems of pipe clamping, ground upheaval or settlement easily caused by mismatching of jacking force and stratum resistance in a sand gravel stratum. According to the method, the jacking force is calculated by collecting the pressure of a jacking oil cylinder in real time, the torque of a cutter head, the rotating speed of a spiral conveyor and the soil outlet pressure are synchronously obtained, and a resistance sudden change area is recognized and target resistance is dynamically predicted based on the sudden change gradient of the torque-rotating speed ratio; the jacking speed, the grouting pressure and the rotating speed of the spiral conveyor are adjusted in a linkage mode according to the real-time deviation of the jacking force and the target resistance; and through grouting closed-loop control and unearthed pressure fluctuation analysis, a penetration abnormal area is judged, a penetration coefficient is corrected, and real-time dynamic matching of jacking system parameters and formation resistance is achieved. The method is mainly used for safe and efficient propulsion control of sand gravel stratum pipe jacking construction.

The invention provides a lossless helical blade wear real-time monitoring system and detection method, and relates to the technical field of helical blade wear detection, and the lossless helical blade wear real-time monitoring system comprises at least one group of sensing assemblies and a processing terminal. Each sensing assembly comprises at least one sensing unit and is arranged on a barrel of the spiral conveyor, and each sensing unit is suitable for obtaining the magnetic induction intensity change in the process that a spiral blade is abraded in a detection range or rotates towards and away from the sensing unit and outputting a detection signal; the processing terminal is in communication connection with the sensing unit and is suitable for obtaining a detection curve representing the change of the relative position of the spiral blade and the sensing unit according to the detection signal and comparing the detection curve with a preset calibration data set so as to determine the abrasion loss of the spiral blade in the detection range according to the matching degree of the detection curve and the calibration data set.

The utility model discloses a screw conveyor screw shaft blade wear detection device, and solves the problems of high difficulty and low precision of screw shaft blade wear detection in the prior art. The utility model relates to a screw conveyor screw shaft blade wear detection device, which comprises a fixed seat arranged on a screw conveyor cylinder in a sealing manner, a telescopic driving piece with a stroke sensor is arranged on the fixed seat, and one end of the telescopic driving piece extending into the screw conveyor cylinder is connected with a detection plate corresponding to a screw blade. The detection plate is provided with an abrasion detection piece for measuring the abrasion loss of the detection plate; according to the device, the oil cylinder, the displacement sensor and the like are adopted, and the function of rapidly measuring the abrasion loss of the spiral shaft can be achieved through the displacement generated when the oil cylinder pushes the lower detection plate in a closed environment. The wear detection device provided by the utility model solves the problems of difficulty in wear detection, high detection cost, untimely detection, low detection precision and the like of the screw shaft of the screw conveyer on site, and realizes the purposes of convenience, rapidness and high accuracy in wear detection of the screw shaft.

The present invention discloses a sludge shaftless screw conveyor for treating and recycling ceramsite from sludge, which relates to the technical field of sludge treatment. It includes a housing and a scraping assembly. One side of the housing is fixed with a motor, and the output shaft of the motor is connected with a screw blade. The scraping assembly is arranged outside one end of the screw blade. When it is necessary to clean the shaftless screw blade in the present invention, only need to start the motor to make the screw blade rotate. At this time, since the first scraper and the second scraper are respectively attached to both sides of the screw blade, the surface of the screw blade can be scraped and cleaned. Moreover, the connecting column can also block the gap formed between the first scraper and the second scraper to prevent residues from passing through. At the same time, the height of the top plate is positioned by using the sliding seat, the sliding rail, the connecting plate and the adjusting assembly, so as to avoid the vertical sliding of the first scraper. Therefore, when the screw blade rotates, it will also push the first scraper to move, so as to comprehensively clean the outside of the screw blade.

The utility model discloses a stirring kettle for in-situ dyeing of a PBO polymer, which belongs to the technical field of stirring kettles and comprises a kettle body, a feeding port and a driving motor are arranged at the upper end of the kettle body, the driving motor is connected with a stirring shaft through a coupler, the stirring shaft extends into the kettle body and is connected with a stirring frame, stirring blades are arranged on the stirring frame, and a discharging port is arranged at the lower end of the kettle body. The discharging port is connected with a conical spiral conveyor, the lower end of the stirring shaft is connected with a first spiral belt shaft through a one-way driving mechanism, the first spiral belt shaft is arranged in the conical spiral conveyor, and a first spiral belt is arranged on the first spiral belt shaft. The PBO polymer and the pigment are both contained in the kettle body through the feeding port, the motor rotates forwards to mix materials (the conical spiral conveyor is static) when rotating forwards, high-speed and high-efficiency mixing of the pigment and the polymer materials is achieved, after the pigment is mixed, the motor rotates backwards to drive the stirring shaft to rotate, and the stirring frame, the stirring blades and the first spiral belt shaft rotate backwards, so that the stirring effect is achieved. And the mixed material in the kettle body is discharged from the discharge hole through the conical spiral conveyor.

The invention discloses a device and method for transporting powdery raw materials for hydrogen production, the device comprises a spiral conveying rod, a feeding / discharging assembly and a feeding flow optimization system, and the system works cooperatively through four modules: a material state analysis module for outputting a material state coefficient based on particle breakage rate and moisture content change; the equipment operation state analysis module outputs an equipment state coefficient according to the raw material temperature, the current fluctuation and the vibration amplitude; the transmission dynamic process analysis module is used for generating a rotating speed-density matching coefficient in combination with the material state coefficient, the equipment state coefficient, the temperature rise speed and the filling compactness; and the feeding flow optimization module is used for dynamically adjusting the target feeding flow through a feeding flow optimization model on the basis of the current feeding / discharging flow of the rotating speed-density matching coefficient. Material integrity protection, equipment operation stability improvement and flow self-adaptive control in the powder conveying process are achieved, and the hydrogen production raw material conveying efficiency and reliability are remarkably improved.

The invention discloses digital intelligence powder type distribution-free variable viscosity fracturing fluid skid-mounted equipment and a control method thereof, and belongs to the technical field of oil and gas field development. The equipment comprises a stirring mechanism, a feeding mechanism, a water feeding mechanism and a discharging mechanism which are centrally controlled through a control box. The feeding mechanism adopts a first screw conveyor to convey solid materials to the stirring tank body; the water supply mechanism supplies water to the tank through a water supply pump and a water outlet pipe with an electromagnetic valve, and the water quantity is monitored by a water inlet flow sensor; the discharging mechanism outputs the mixed liquid through a discharging pump, and the viscosity of the fracturing fluid is detected in real time through a viscosity sensor. The control box is connected with all the sensors and execution components, and automatic adjustment and closed-loop control of the material proportion are achieved by collecting flow and viscosity data. According to the invention, accurate and automatic preparation of the fracturing fluid is realized, the problems of inaccurate traditional manual proportioning and poor stability are effectively solved, and the fluid preparation quality and the operation efficiency are remarkably improved.

The utility model relates to the technical field of food processing, in particular to a spiral material scattering mechanism which comprises an auger conveyor, the auger conveyor comprises a conveying pipeline, a rotating shaft is arranged in the conveying pipeline, a spiral blade is axially arranged on the rotating shaft, a hopper is arranged on the conveying pipeline in a communicated mode, and the spiral blade is arranged on the hopper. An adjusting plate is arranged at an outlet of the conveying pipeline and used for adjusting the height of the rotating shaft, the upper portion of the adjusting plate is detachably connected with the conveying pipeline, the lower portion of the adjusting plate is rotationally connected with the rotating shaft, and screen holes are formed in the position, close to the outlet, of the bottom of the conveying pipeline. The screw conveyor is convenient to debug and install, is suitable for various materials, effectively avoids friction between the screw blade and a pipeline, and reduces the risk of food safety.

The invention discloses compost turning and mixing equipment for organic fertilizer production, and relates to the technical field of organic fertilizer production, the compost turning and mixing equipment specifically comprises a chassis, a lifting conveyor is mounted at the front end of the chassis, and a screw conveyor, a storage assembly and a mixing bin are mounted at the rear end of the chassis; material receiving hoppers are mounted at the feeding ends of the two groups of spiral conveyors; the material storage assembly and the material mixing bin are both located between the two sets of spiral conveyors, and a material mixing mechanism is installed in the material mixing bin. Fertilizer turning and auxiliary material adding and mixing are integrated, the fertilizer does not need to be laterally thrown, the requirement for the site area is relatively low, the fertilizer can make full contact with air in the whole turning process, fertilizer aeration is sufficient, and therefore the compost quality is improved, and according to the actual requirement in the turning process, the fertilizer can be conveniently and rapidly turned. The materials for adjusting the carbon-nitrogen ratio and the moisture and the microbial agents for adjusting the microbial fermentation flora are added in an auxiliary mode, manual adding along with equipment is not needed, and the labor intensity of workers can be greatly reduced.

The invention relates to the technical field of solid material drying and smashing, and discloses sugarcane nitrogen-fixing microbial inoculum drying and smashing equipment which comprises a drying machine, an auger conveyor and a smashing machine body, a first supporting seat is arranged at the bottom of the drying machine, and a second supporting seat is arranged at the bottom of the smashing machine body. A crushing chamber is arranged under the crusher body, the two ends of the auger conveyor are located under the drying machine and over the crusher body respectively, the drying machine is arranged on one side of the top of the first supporting seat, and a heat recovery mechanism is arranged on the other side of the top of the first supporting seat. A screening mechanism is arranged on one side of the top of the second supporting base. The heat energy utilization rate is increased through a closed hot gas recovery system, automatic connection of drying and smashing links is achieved through auger conveying and blast conveying, efficient flow dividing is achieved in combination with power sweeping and a double-layer screening structure, the energy efficiency, the screening precision and the product percent of pass are remarkably improved, and continuous and stable operation of equipment is guaranteed.

This invention discloses a continuous, high-efficiency, automatic dry-mixed mortar preparation equipment, relating to the field of mortar preparation technology. It includes a sand drying device and a feeding hopper. A sand particle screen is installed on one side of the sand drying device, and a screw conveyor connects the sand drying device and the sand particle screen. The dried sand enters the sand particle screen via the screw conveyor. Under the action of a first and second uniform material assembly, the mortar on the first conveyor belt consists of coarse sand, fine sand, cement, and filler laid out in sequence. Because the fine sand can fill the gaps in the coarse sand, reducing the relative movement space of the coarse sand and increasing internal friction, the cement and filler can be positioned on top of the coarse and fine sand. The dry-mixed mortar is stacked in a layered structure in a packaging bag using an anti-segregation telescopic tube, reducing stratification during bagging and transportation after mortar preparation, and reducing the mixing time between the mortar and water in the later stages.

The utility model discloses a multi-hearth circulating fluidization and activation integrated furnace device for preparing activated carbon by a physical method, and relates to the field of activated carbon preparation of an activation furnace and a waste activated carbon thermal regeneration device. The device comprises a sealed spiral conveyor, a feeding pipe, a baffling type air cap, a pneumatic conveying medium inlet, a distributing device, a discharging pipe, a discharging pipe, a material cooling machine, a top gas mixer, a cyclone separator, a material returning device, a slag discharging pipe, a gas case, a bottom gas air cap and a slag cooling machine. Through the cyclone separator, carbonaceous semi-coke particles with the particle size larger than 100 micrometers are captured, activating agent gas flow is recycled from the lower hearth to the material layer of the upper hearth through the baffling type air cap, and granular carbonaceous materials flow into the material layer of the lower hearth through the discharging pipe after being fluidized and activated from the upper hearth and are continuously fluidized and activated for product collection; the activating agent is saved, and meanwhile, the activated carbon yield of a carbonaceous raw material is increased, so that the integrated furnace device is more environment-friendly and economical.

The utility model discloses a mine paste filling powder batching device and method. The mine paste filling powder batching device comprises a silo, a silo top cover is arranged at the top of the silo, a dust remover and a safety valve are arranged on the silo top cover, a feeding port is formed in the upper portion of the silo and connected with a feeding pipe, and the bottom end of the silo is connected with an upper port of a silo cone. A lower port of the bin cone is connected with one end of a feeding pipe through a pneumatic butterfly valve A and a tubular flexible connector A, the other end of the feeding pipe is connected with a hopper top cover of a hopper barrel, the bottom end of the hopper barrel is connected with an upper port of a hopper cone, and a lower port of the hopper cone is connected with a feeding port of a spiral conveyor through a pneumatic butterfly valve B and a tubular flexible connector B; one end of the breathing pipe is connected with the side face of the feeding pipe, and the other end of the breathing pipe is connected with the hole opening of the hopper top cover; and a plurality of flow aiding devices are arranged on the cone wall of the bin cone and / or the cone wall of the hopper cone.

The utility model discloses an aluminum ash and calcium oxide anti-blocking conveying device. Relates to the field of powder conveying equipment. Comprising a screw conveyor, a feeding port is formed in one side of the top of the screw conveyor, a discharging port is formed in the other side of the bottom of the screw conveyor, a feeding pipe is arranged at the feeding port, the bottom of the feeding pipe is communicated with the screw conveyor, and a collecting hopper is arranged at the top of the feeding pipe; a vibration motor is arranged on one side of the feeding pipe and used for vibrating materials in the feeding pipe, a penetrating hole is formed in the other side of the feeding pipe, a sleeve is arranged in the penetrating hole in a penetrating mode, and a dredging mechanism driven by a hydraulic rod is arranged in the sleeve. The dredging mechanism can penetrate into the inner side of the feeding pipe in the radial direction of the feeding pipe and vibrate materials in the feeding pipe. The feeding pipe has the effects that bridging and blocking of materials in the feeding pipe are damaged, and it is ensured that the materials can be conveyed smoothly.

Eccentric screw pump with a rotor of a drive shaft circulating essentially about a fixed axis in relation to the stator in a bearing block, a power train and a screw conveyor, which revolves in a rotating-oscillating manner in a screw flight of the stator, wherein the power train provides the screw conveyor with its drive torque and the power train adjusts the differences of the motion sequences of the screw conveyor and of the drive shaft, wherein the power train consists essentially of a one-piece rotational body, which has multiple weakening recesses, which interrupt its outer circumferential jacket surface more than only insignificantly and which provide it with that reversible elasticity, which it requires in order to rotate about an axis of rotation, which curves in a periodically recurring manner at least in sections.

The invention discloses a horizontal spiral discharging sedimentation centrifuge which comprises an assembly cover, a rotary drum, a rotary drum and a spiral conveying blade, wherein the rotary drum and the rotary drum are concentrically arranged. The rotary drum and the rotary drum are of a cylindrical and conical combined structure, and the spiral conveying blade is fixedly connected to the outer side of the rotary drum. A liquid-phase outlet and a solid-phase outlet are respectively formed in two ends of the assembly cover, and a slag discharge port communicated with the solid-phase outlet is formed in the side wall of the rotary drum. The feeding pipe extends into the rotary drum to be connected with the material distribution assembly, the assembly is composed of double rotary discs and a radial material distribution plate, and materials are evenly distributed. The overflow assembly is arranged at the large end of the rotary drum, an adjustable overflow opening is formed through hydraulic adjustment, and the separation effect is optimized. And the driving assembly adopts the design of a differential gear and a redundant motor, so that high-speed and low-speed stable operation of the rotary drum is ensured. The problems that a traditional centrifugal machine is low in separation precision and poor in operation stability are solved, and the solid-liquid separation requirements in the fields of chemical engineering, environmental protection and the like are met.

The utility model discloses a combined kitchen garbage treatment device which comprises a device body, a lifting and dumping device is arranged on the side edge of one side of the device body, and kitchen garbage needing to be sorted is dumped on a sorting platform through the lifting and dumping device to be manually sorted. The sorted garbage is stirred into the crushing assembly to be crushed through a crushing roller, the crushed kitchen garbage is conveyed through the spiral conveying device, oil and water in the garbage seep into the liquid collecting box through a filter screen, and solid garbage is discharged through a first discharging opening; an oil-water mixture is subjected to oil-water separation through the floating oil extraction device and then discharged into the water collecting box and the oil stain collecting box in the second discharging opening, solid-liquid separation and oil-water separation of kitchen waste are directly completed through the device body, and the manual separation cost is effectively reduced.

The invention discloses a steel plant high-temperature flue gas waste heat recovery system and method, and relates to the technical field of waste heat recovery, the steel plant high-temperature flue gas waste heat recovery system comprises a spiral conveyor, a flue gas pipeline and a waste heat recovery furnace, a main flue on process equipment in a steel plant is connected into a flue gas inlet of the waste heat recovery furnace through the flue gas pipeline, and a plurality of snakelike heating pipes are evenly distributed in the waste heat recovery furnace; one end of the snakelike heating pipe is connected with a water inlet pipe, the other end of the snakelike heating pipe is connected with a water outlet pipe, a plurality of ash discharge hoppers are arranged at the bottom of the waste heat recovery furnace, spiral conveyors are arranged at the bottoms of the ash discharge hoppers, a cleaning mechanism is arranged in the waste heat recovery furnace, and a smoke outlet of the waste heat recovery furnace is connected to next process equipment through a smoke exhaust pipeline. According to the system, the surfaces of the two sides of the S-shaped heating pipe can be cleaned, meanwhile, the knocking head of the knocking assembly can knock the inner wall of the waste heat recovery furnace, soot attached to the inner wall falls into the ash discharging hopper, automatic and comprehensive cleaning of heat exchange equipment is achieved, and the cleanliness of the surfaces of the heat exchange equipment is guaranteed.

The invention relates to the technical field of quartz sand processing, and discloses a quartz sand washing pulverizer which comprises a frame body, a lower cleaning box is arranged on the frame body, a spiral conveyor is arranged on the inner side of the lower cleaning box, a top plate is arranged at the top of the frame body, a pre-cleaning box is arranged at the bottom of the top plate, and a feeding mechanism is arranged between the lower cleaning box and the pre-cleaning box. A flow guide mechanism and a crushing mechanism are arranged at the pre-cleaning box, the flow guide mechanism comprises a first driver and a flow guide rotating table, the flow guide rotating table is rotationally hung at the bottom of the top plate, the crushing mechanism comprises a second driver and a crushing frustum, the crushing frustum rotates in the pre-cleaning box, and the feeding mechanism conveys materials in the pre-cleaning box to the lower cleaning box. According to the device, through the integrated design of pre-cleaning, crushing, deep cleaning and material conveying, the problems that in existing quartz sand processing, procedure connection is not smooth, particles are not uniform, cleaning is not thorough, resources are wasted, and secondary pollution is caused are effectively solved.

The invention relates to the technical field of garbage conveying, and discloses a spiral conveying device for garbage disposal, which comprises a spiral conveyor provided with a feeding pipe, the feeding pipe is provided with a feeding hopper, one side of the feeding hopper is provided with an L-shaped mounting frame, and the L-shaped mounting frame is rotatably connected with a rotating column; the lower portion of the rotating column extends into the feeding hopper and is coaxial with the feeding hopper, a driving cavity is formed in the lower portion of the rotating column, a plurality of pairs of driving shafts are arranged on the outer wall of the driving cavity at equal intervals, notches are formed in the outer walls of each pair of driving shafts, and fan-shaped pressing plates are fixedly connected into the notches. And the outer wall of one side of each pair of driving shafts is fixedly connected with a connecting column. Garbage is compressed through rotation of the fan-shaped pressing plate, volume reduction and exhaust are effectively achieved, the efficiency of the spiral conveyor is improved, and energy consumption is reduced; the synchronous tamping ball compaction and gathering mechanism ensures smooth feeding without blockage, and the stability and reliability of garbage treatment are remarkably enhanced.

The invention relates to the technical field of spiral conveyors, in particular to a solid-liquid mixed material conveying device which comprises a rack, a conveying pipeline is arranged on the rack, a fixing shaft and an auger blade are arranged in the conveying pipeline, the fixing shaft is fixedly arranged in the conveying pipeline and extends in the length direction of the conveying pipeline, and the auger blade is arranged in the conveying pipeline. The auger blade is coaxially and rotationally arranged outside the fixed shaft, and the inner circumferential surface of the auger blade is attached to the outer circumferential surface of the fixed shaft; and a driving mechanism is further arranged at one end of the conveying pipeline and can drive the auger blade to rotate around the fixed shaft, so that the auger blade conveys the solid-liquid mixed material from back to front, meanwhile, the auger blade scrapes off the liquid material adhered to the fixed shaft, and the conveying efficiency of the solid-liquid mixed material is improved.

The utility model discloses a harmless treatment system for fly ash low-temperature thermal decomposition. The harmless treatment system comprises an automatic feeding device, a paddle dryer, a first spiral conveyor, a low-temperature thermal decomposition furnace and a discharging and cooling device. The discharging end of the automatic feeding device is connected with the paddle dryer, the discharging end of the paddle dryer is connected with the first screw conveyor, the discharging end of the first screw conveyor is connected with the low-temperature thermal decomposition furnace, and the discharging end of the low-temperature thermal decomposition furnace is connected with the discharging cooling device. A ton bag is further detachably arranged at the discharging end of the discharging and cooling device. According to the method, pre-crushing and drying are carried out at the same time, and then low-temperature catalytic cracking is carried out; by adopting an advanced process and equipment, effective substances such as dioxin are effectively decomposed while heavy metals in a fly ash material are solidified, so that the effects of low energy consumption and innocent treatment on fly ash are achieved, the next resource utilization is facilitated, land resources are not occupied, and the economic benefit is increased. And therefore, the effects of saving more energy and being more efficient on the fly ash are achieved.

An inlet hopper (3) for feeding powdered bulk material (P) into a screw conveyor (2) comprises a hopper wall (22) that defines an interior space (23). The inlet hopper (3) includes a stirring unit (30) with an agitator (31) that is arranged at least partially within the interior space (23) and is rotatable about a rotary axis (33) by means of a drive (32). The agitator (31) is frame-shaped to detach the bulk material (P) from the hopper wall (22) and to break up any bulk material bridges.

The invention discloses a method for recycling valuable components of a lithium battery glue injection module, which comprises the following steps of: integrally discharging: integrally discharging the module, reducing the voltage of the module to be less than 3V, and then entering a crushing system for primary crushing; the lithium battery glue injection module is subjected to crushing treatment through a crushing system, and a primary crushed material with the particle size smaller than or equal to 50 mm is obtained; and high-temperature pyrolysis treatment: conveying the primarily crushed material into a pyrolysis furnace through a screw conveyor, removing the plastic and the adhesive in the primarily crushed material through pyrolysis to obtain a pyrolyzed material, continuously introducing inert gas in the pyrolysis process, and enabling waste gas generated in the pyrolysis process to enter an environment-friendly system to be subjected to up-to-standard emission treatment. According to the method, black powder entrained in crushed aluminum particles can be recycled through an alkaline leaching method, the generated sodium metaaluminate solution is fed into the aluminum precipitation wire, explosion during aluminum crushing is effectively avoided, aluminum can be recycled, and no hazardous waste is generated in the process.

The invention belongs to equipment special for intelligent transportation of agricultural products, and provides feed transferring and conveying equipment which comprises a spiral conveyor, and the spiral conveyor is provided with a feeding port and a discharging port; the device further comprises a temporary storage bin, a quantitative overturning tray, an intermittent transmission mechanism and a main shaft leveraging driven component. The discharging port is fixedly connected with a temporary storage bin, a quantitative overturning material disc is rotatably arranged in the temporary storage bin, and a plurality of quantitative grooves are formed in the circumferential surface of the quantitative overturning material disc and distributed in the annular direction of the quantitative overturning material disc; the end part of a main shaft of the spiral conveyor is connected with a transmission part which is connected with an intermittent transmission mechanism, and the intermittent transmission mechanism is connected with a quantitative turnover tray; the intermittent transmission mechanism is used for driving the quantitative overturning tray to intermittently rotate, so that materials in the quantitative grooves are sequentially discharged; through the integrated design of spiral conveying, temporary storage quantification and intermittent transmission, full-automatic continuous operation of feeding, conveying, quantification and discharging is achieved.

The invention discloses a flour rotary type spiral conveyor, and relates to the technical field of grain processing equipment, the flour rotary type spiral conveyor comprises a conveying bin, an auger blade is rotatably connected in the conveying bin, a conveying motor is fixedly connected to the left end of the conveying bin, the flour rotary type spiral conveyor further comprises a separation mechanism, and the separation mechanism is arranged in the conveying bin; the separating mechanism comprises a plurality of fixed supporting plates fixedly connected to the inner wall of the conveying bin, a plurality of connecting rods are fixedly connected to the bottom end of the interior of the conveying bin, every two connecting rods form a group, the surfaces of the two connecting rods are slidably sleeved with connecting vertical plates, the top ends of the connecting vertical plates are fixedly connected with a movable supporting plate, and the movable supporting plate is fixedly connected with the bottom end of the conveying bin. A lifting plate is fixedly connected to the surface of the connecting vertical plate, two guide rods are fixedly connected to the inner wall of the conveying bin, and the surfaces of the two guide rods are slidably sleeved with a moving frame, so that the problem that due to the fact that gaps exist between auger blades and the inner wall of the bottom end of the conveying bin, flour can be deposited in the gaps in the conveying process is solved.

The utility model discloses a weight reduction scale weighing assembly capable of improving weighing precision, which comprises a weight reduction scale main body and a dispersion tank main body communicated with the weight reduction scale main body through a pipeline, and an upper butterfly valve and a lower butterfly valve are respectively arranged on the pipeline for connecting the dispersion tank main body and the weight reduction scale main body. And a discharge port at the lower end of the decrement scale main body is communicated with an upper port of the pipeline through the first screw conveyer and the second screw conveyer. According to the weight reduction scale weighing assembly, the upper butterfly valve and the lower butterfly valve are respectively arranged on the connecting pipeline of the dispersing tank main body and the weight reduction scale main body, the dispersing tank ventilation cap and the weight reduction scale ventilation cap are respectively arranged at the upper ends of the dispersing tank main body and the weight reduction scale main body, and the weight reduction scale is obtained by regulating and controlling the cooperative operation relation of the four parts. The air in the dispersion bin can be quickly exhausted, the air pressure balance in the reduction scale bin is ensured, the reduction scale is stabilized, and the discharging precision is improved.

The invention relates to the technical field of material conveying, in particular to a self-adaptive variable-diameter screw conveyor and a using method thereof.The self-adaptive variable-diameter screw conveyor comprises a conveyor body shell, a feeding hopper arranged on the upper portion of one end of the conveyor body shell, a discharging opening, a screw shaft, a screw blade and a driving motor, and the diameter of the screw blade is gradually reduced from the feeding end to the discharging end; comprising a fiber material volume acquisition unit, a spiral shaft sound signal acquisition unit and a current acquisition unit; the control module is used for judging whether the conveying of the self-adaptive reducing screw conveyor reaches the standard or not according to the rebound rate of the fiber material; and the correction module is used for determining a rotating speed adjusting strategy aiming at the driving motor according to the peak value proportion difference value and determining an adjusting strategy when the conveying of the self-adaptive reducing screw conveyor does not reach the standard according to the current fluctuation value. The conveying efficiency of the spiral conveyor is improved.

The utility model relates to the technical field of material conveying equipment, in particular to a shaftless spiral material conveying device which comprises a motor, a driving shaft, a synchronous plate, a conveying shell, shaftless spiral blades, a power transmission mechanism, an auxiliary conveying mechanism and a reinforcing mechanism. The driving shaft penetrates through and is connected into the conveying shell, the end of the shaftless spiral blade is fixedly connected to the synchronous plate, the axis of the driving shaft is parallel to the axis of the shaftless spiral blade, the conveying end of the auxiliary conveying mechanism and the shaftless spiral blade are arranged in a staggered mode, and the driving shaft and the reinforcing mechanism are located at the two ends of the conveying shell respectively. One end of the reinforcing mechanism is rotationally connected to the inner wall of the end, away from the driving shaft, of the conveying shell, the other end of the reinforcing mechanism is fixedly connected to the end, away from the motor, of the shaftless spiral blade, and the power transmission mechanism is connected between the reinforcing mechanism and the auxiliary conveying mechanism. The method has the advantage that the production safety is improved.