3698 results about "Caking" patented technology

The invention relates to the technical field of conveying detection, and provides an industrial vision-based raw material conveying device for preparing an alkali-activated cementing material from pulverized coal ash, which comprises a conveying mechanism, a material distributing mechanism is fixedly mounted on the right side of the upper end of the conveying mechanism, and a controller is arranged on the left side of the material distributing mechanism; a scattering mechanism is fixedly mounted in the middle of the upper end of the conveying mechanism, a visual detection mechanism is fixedly connected to the middle of the scattering mechanism, and an impurity removal mechanism is fixedly mounted on the left side of the middle of the upper end of the conveying mechanism. Pulverized coal ash is scraped through the scraping mechanism, blocked cakes and impurities on the lower layer of the pulverized coal ash are scraped out, the cakes and the impurities in the pulverized coal ash can be recognized by the visual detection mechanism, the cakes are synchronously extruded, crushed and cut up through the scraping mechanism in the pulverized coal ash scraping process, no obvious cake residues exist in the pulverized coal ash, and the coal ash scraping efficiency is improved. Meanwhile, the cutter stirs the pulverized coal ash, so that impurities on the lower layer are easy to turn out, and the purity of raw materials is guaranteed.

The invention relates to the technical field of elevators, and provides a powder conveying device and a calcium carbonate preparation technology.The powder conveying device comprises an elevator and a hopper arranged at a feeding port of the elevator, a scattering space is formed in the hopper, a plurality of rotating shafts are rotationally installed in the scattering space, each rotating shaft is connected with a plurality of scattering rods, and the scattering rods are connected with the hopper; the plurality of scattering rods are arranged at intervals around the central axis of the rotating shaft; scattering areas are defined by the scattering rods of the rotating shafts, and the scattering areas of every two adjacent rotating shafts are partially coincident and form a collection area; the hopper is provided with a rotating assembly used for driving all the rotating shafts to rotate. According to the powder conveying device, caking in powder can be eliminated, and the conveying efficiency of the elevator is improved.

The invention discloses a boiler flue gas desulfurization and denitrification device, and relates to the technical field of boiler flue gas treatment.The boiler flue gas desulfurization and denitrification device comprises a tower body, a filler layer is fixedly installed at the top of the tower body, a tower top is fixedly installed at the top of the filler layer, a water tank is fixedly installed on the outer side of the tower body, and a circulating pump is arranged on the water tank; a spraying device is arranged on the water tank, the output end of the circulating pump is connected with the spraying device through a pipeline, a plurality of water spraying openings are formed in the tower top, and the water spraying openings are all communicated with the output end of the spraying device; wherein a stirring device for stirring the filler is arranged on the filler layer, and the flue gas is quickly dispersed, so that the primary desulfurization and denitrification effect is improved, activated carbon particles are continuously stirred, the particles are prevented from caking, full contact between the particles and the flue gas is guaranteed, the reaction time is prolonged, and the desulfurization and denitrification efficiency is improved.

The invention relates to the technical field of agricultural machinery, and discloses an adjustable soil covering device for ginger planting, comprising: a mobile vehicle, the front side of the bottom of which is provided with a front wheel matched with the curved surface of a ridge, and the rear side of which is provided with a rear wheel with a ditch edge profiling structure; the central mixing bin is integrally formed in the middle of the mobile vehicle chassis, and a rotatable scattering disc is coaxially arranged in the central mixing bin. The mixing process of soil and fertilizer is innovatively integrated in the central mixing bin, and the fertilizer is sucked from a storage box through a Venturi negative pressure generator in a pneumatic conveying mode; the high-pressure fan provides airflow power to feed the materials into the mixing bin, non-blocking automatic fertilizer supply is achieved, the fertilizer and soil intersect in the bin, the materials are guided to spirally fall down by means of the tapered spiral flow guide column, the mixing path is prolonged, meanwhile, the ultrasonic vibration plate continuously vibrates to form lumps, it is guaranteed that the two materials are highly and evenly mixed, and the mixing efficiency is improved. And a mixed substrate with stable quality is provided for subsequent precise soil covering.

The invention belongs to heating equipment, and particularly relates to the field of chicken powder processing and drying, and discloses chicken powder processing drying equipment with a shaking function, the chicken powder processing drying equipment comprises a base, crushing cylinders are symmetrically and rotatably connected to the two sides of the interior of a crushing box, and a rotating rod is rotatably connected to the inner side of the bottom of the crushing box; spiral pieces are symmetrically fixed to the two sides of the outer portion of the rotating rod, a material spreading mechanism is fixed to the middle of the upper end face of the base, a drying box is fixed to the other side of the upper end face of the base, and the conveying belt penetrates through the drying box. According to the chicken powder processing drying equipment with the shaking function, after chicken powder is introduced into the crushing box, two crushing cylinders rotate relatively, caked chicken powder is scattered conveniently, meanwhile, a rotating rod rotates, two symmetrically-distributed spiral pieces can disperse the chicken powder, and in the process that the chicken powder is discharged out of the crushing box, the chicken powder is uniformly dispersed, so that the crushing efficiency is improved. And the dredging frame moves back and forth while moving up and down, so that the dredging and discharging effects are conveniently achieved, and the blockage condition can be effectively avoided.

The invention relates to the technical field of concrete prefabricated part preparation, and discloses assembly type concrete prefabricated part preparation equipment and technology.The assembly type concrete prefabricated part preparation equipment comprises a vertical shaft planetary mixer, a buffer pipe is fixedly connected to one feeding port, and two partition plates are fixedly connected to the inner wall of the buffer pipe in the axial direction; a rotating plate is jointly and rotationally connected between the two partition plates, a plurality of rotating rings are concentrically arranged on the outer side of the rotating plate at equal intervals, and a plurality of push plates are jointly and fixedly connected between every two adjacent rotating rings and between the rotating plate and the adjacent rotating rings. The push plate drives the raw materials to move in the annular channel and is matched with the fixing rod to scatter the caked raw materials, through vibration and rotation of the sieve plate, the raw materials are evenly spread on the sieve plate and further scattered, then the raw materials are scattered into the stirring cylinder, the raw materials are effectively mixed with slurry, and extrusion damage to aggregate due to high-speed rotation of the stirring arm is avoided.

The invention discloses a preparation method of an ethyl cellulose and isocyanate cross-linked coated urea slow-release fertilizer, and relates to a preparation method of a urea slow-release fertilizer. The invention aims to solve the problems that the existing nitrogen fertilizer is low in utilization rate and easy to absorb moisture and cake, a polyurethane coating material is non-degradable, and pure ethyl cellulose is insufficient in mechanical strength and limited in water resistance and is not beneficial to being used as a coating matrix of the fertilizer. The method comprises the following steps: 1, preparing an ethyl cellulose cross-linked isocyanate enveloping solution; and 2, preparing the ethyl cellulose and isocyanate cross-linked coated urea slow-release fertilizer. According to the preparation method, etherified derivative ethyl cellulose of cellulose is taken as a raw material, and the defects that a pure ethyl cellulose membrane is insufficient in mechanical strength, limited in water resistance and low in nutrient separation control precision are overcome by utilizing isocyanate crosslinking modification. The prepared slow-release fertilizer has the advantages of being simple in process, low in cost, environmentally friendly, degradable in matrix, capable of effectively preventing urea from absorbing moisture and caking and the like, and is suitable for large-scale preparation and used in agricultural production.

The invention discloses a feed processing and smashing device with an anti-splashing function, and particularly relates to the technical field of feed processing.The feed processing and smashing device comprises a supporting frame and a multi-stage smashing cylinder arranged on the inner surface of the supporting frame, and an anti-splashing discharging structure communicating with a feeding port is arranged on the upper portion of the inner surface of the multi-stage smashing cylinder; a primary smashing structure used for smashing feed is arranged on the portion, located on the lower side of the splash-proof discharging structure, of the inner surface of the multi-stage smashing cylinder, and a secondary smashing structure used for screening feed particles and conducting secondary smashing is arranged on the lower portion of the inner surface of the multi-stage smashing cylinder. Through cooperation of the material storage barrel, the stirring and oscillating assembly and the like, feed is evenly and smoothly discharged, caking and blocking are avoided, through multiple times of crushing, screening and re-grinding of the primary crushing structure and the secondary crushing structure, caking and large particle residues in feed particles are effectively reduced, it is guaranteed that the crushing mesh number reaches the standard, and the crushing quality and the particle uniformity are greatly improved.

The invention belongs to the technical field of flame-retardant coating preparation, and discloses a flame-retardant coating preparation device and a preparation method thereof.The flame-retardant coating preparation device comprises a reaction cylinder, a water inlet, a first discharging pipe and a mixing mechanism arranged in the reaction cylinder and further comprises a discharging assembly installed at the top of a cavity of the reaction cylinder; the discharging assembly comprises a discharging opening fixedly formed in the top of the reaction cylinder and a funnel, and the funnel is rotationally provided with a conveying roller. According to the scheme, a mixture of water and a solvent is injected into the reaction cylinder through the water inlet, meanwhile, the turbine and the mixing blades rotate through rotation of the motor, and the turbine rotates to convey a mixed solution in the reaction cylinder to the top of the mixing cavity through the main pipeline; and meanwhile, the powder raw materials and the mixed solution in the mixing cavity can be stirred and mixed at a high speed through rotation of the mixing blades, the mixed coating can be discharged through a second discharging pipe, operation is completed, and the situation that the powder coating is accumulated and agglomerated is avoided.

The invention provides a bicycle titanium alloy water bottle cage 3D printing device and method, and belongs to the technical field of 3D printing.The bicycle titanium alloy water bottle cage 3D printing device comprises a main body frame, two second supporting plates are fixedly connected to the top end of the main body frame, and powder storage tanks are installed at the close ends of the two second supporting plates; a spiral stirring device is rotationally connected into the powder storage tank, a powder feeder is installed on the inner wall of the top of the main body frame and communicates with the powder storage tank, two laser scanning systems are installed at the bottom end of the main body frame, and the height of a first supporting plate is adjusted through a height adjusting assembly, a second lead screw and the like so as to set the powder laying thickness; the spiral stirring equipment in the powder storage tank continuously rotates, titanium alloy powder is prevented from caking, the powder feeder takes powder from the powder storage tank according to a system instruction and conveys the powder to the position above the water-cooling printing platform, a positioning disc in the powder laying adjusting mechanism drives a first lead screw to rotate, an electric powder laying roller is driven to transversely move, and the powder is evenly laid on the surface of the platform.

The invention discloses a biomass boiler fuel adaptability enhanced feeding system and a control method. The biomass boiler fuel adaptability enhanced feeding system comprises a feeding device, a fuel pretreatment module, a multi-parameter detection module, a control unit and an execution mechanism. The feeding device comprises a screw feeder and a vibrating feeder which are arranged in parallel, outlets of the screw feeder and the vibrating feeder are converged into the same blanking channel, a wear-resistant ceramic lining plate is laid on the inner wall of the channel, and a pneumatic arch breaker is mounted at the bottom of the channel. Through a multi-stage pretreatment and intelligent feedback control cooperation mechanism, the adaptability of the complex biomass fuel is remarkably improved. The two-stage pretreatment module effectively breaks caking, screens out overrun particles and adjusts the water content, and the blocking risk is eliminated from the source; multi-parameter real-time detection is combined with a self-adaptive control algorithm, the feeding rate and the air-coal ratio are dynamically optimized, the combustion stability is ensured, and the heat efficiency is remarkably improved; due to the abnormal working condition self-diagnosis function, the manual intervention frequency is reduced, and multi-fuel combustion of multiple components in any proportion is supported.

The invention relates to the field of melt state monitoring, in particular to an injection molding machine nozzle melt state monitoring method based on machine vision, and the method comprises the steps: obtaining an original image of melt at an injection molding machine nozzle, carrying out the preprocessing of the original image, obtaining a gray image and a melt region, and calculating the contour complexity representing the melt form based on the melt region; mapping the melt glue area to the gray level image, and calculating the energy and entropy value of the melt glue area; based on the gray level images of the current frame and the previous frame, the flow velocity fluctuation coefficient of the melt glue area is calculated, and the flow velocity fluctuation coefficient is in positive correlation with the fluctuation of the flow velocity die length of the pixel points; and constructing a feature vector by using the contour complexity, the energy, the entropy value and the flow velocity fluctuation coefficient, and inputting the feature vector into a preset prediction model to obtain a prediction result of the melt state. According to the invention, various types of defects such as caking, bubbles and flow marks can be monitored.

The invention discloses a raw material conveying device for polyaluminum chloride production and a working method. The raw material conveying device comprises a conveying pipe, a damping base, a storage tank, a fluidization anti-blocking module, a dust pumping system and a control unit. The upper portion of the conveying pipe is connected with hose discharging openings of a plurality of sets of storage tanks corresponding to the powder screening devices through star-shaped discharging valves. The bottom of the storage tank is mounted on a damping base, and a vibrator is fixedly mounted on the lower side of the storage tank; the storage tank is internally provided with a fluidization anti-blocking module which can fluidize materials through airflow so as to prevent blocking and caking; the dust suction system comprises a dust suction hood arranged at the top of a feeding pipe on the upper side of the storage tank, and the dust suction hood is connected with a cyclone separator capable of collecting dust generated in the feeding process and an induced draft fan through pipelines. The raw material conveying device for polyaluminum chloride production has the functions of effectively solving the problems of caking, blockage and dust caused by moisture absorption of materials and automatically adjusting conveying parameters according to material characteristics.

The invention discloses a rotational flow anti-blocking device for a pneumatic coal ash conveying pipeline, and particularly relates to the technical field of pneumatic ash conveying, the rotational flow anti-blocking device comprises a conveying pipeline main body mounted on an inlet and an outlet of a pneumatic powder suction pump, and an anti-blocking device is arranged on the inner wall of the conveying pipeline main body and comprises a square pipe; the anti-blocking device is arranged in the conveying pipeline body, the drying mechanism is used for drying wet fly ash to reduce viscosity and reduce caking, the vibration mechanism is matched with airflow of the drying mechanism to achieve pipeline vibration to clean attached fly ash, and the crushing and filtering mechanism crushes and filters residual caking. The protection mechanism blocks the square pipe when crushing is not needed so as to guarantee stability of the mechanism, the multiple mechanisms act synergistically, the blocking problem in the wet coal ash conveying process is effectively avoided, the conveying efficiency and the system stability are remarkably improved, the equipment shutdown and maintenance cost is reduced, and the service life of the device is prolonged.

The invention relates to the technical field of mixing equipment, and discloses multifunctional mixing and stirring equipment for veterinary disinfectant production, which comprises a reaction kettle body, a plurality of lugs fixedly mounted on the outer side of the reaction kettle body, a top cover fixedly mounted at the top of the reaction kettle body, a rack fixedly mounted at the center of the top of the top cover, and a motor fixedly mounted on the rack, the motor is electrically connected with an external master controller through a cable, a coupler is movably installed in the rack, and one end of the coupler is fixedly connected with the output end of the motor. Through cooperative operation of the axial stirring blades and the longitudinal stirring blades, the limitation of single axial stirring is effectively solved, the axial stirring blades rotate to form a basic flow field, the longitudinal stirring blades achieve reciprocating lifting by means of the annular wavy guide rails, a fixed flow field can be broken, a mixing dead zone in the kettle is eliminated, and for raw materials with large density difference, the stirring efficiency is greatly improved. And for auxiliary materials such as a high-viscosity thickening agent, the shearing dispersion effect can be enhanced, and caking can be reduced.

The invention relates to the technical field of pipeline powder weighing, in particular to a powder weighing device based on a ten-thousand-minute balance, which comprises a bracket, a stirring blanking mechanism and a layered crushing mechanism, the bracket is fixedly connected with a hopper, the top of the hopper is fixedly connected with a top cover, and the top cover is fixedly communicated with a feeding bin; the stirring and discharging mechanism is used for equivalent stirring and discharging, and the layered crushing mechanism is used for crushing materials in a layered mode to prevent caking. Corn starch is equivalently and stably conveyed out from a discharging port by utilizing spiral pushing movement of a screw rod, so that the discharging amount is uniform and consistent each time, and the requirement of accurate weighing is met; the layered crushing mechanism drives a stirring piece to slide on a rotating shaft up and down in a reciprocating manner while the stirring and discharging mechanism operates; and then the blades are used for carrying out layered crushing on the agglomerated materials, so that the agglomerated corn starch materials can be fully dispersed, non-uniform blanking caused by the agglomerated materials is avoided, and the mass of the corn starch weighed each time is closer to a target value.

The utility model discloses an intelligent quantitative medicament supplementing device which comprises a working plate and a feeding mechanism, a storage mechanism for preventing medicament caking is fixedly installed at the top of the feeding mechanism, and a driving mechanism for driving the feeding mechanism and the storage mechanism to operate is arranged on one side of the working plate. And a spreading mechanism for spreading the medicament in a large area is fixedly mounted on one side of the working plate and corresponds to the discharging position of the feeding mechanism. The driving mechanism can drive the feeding mechanism and the storage mechanism to operate, then the storage mechanism can operate to prevent agentia stored in the storage mechanism from caking, and then materials in the storage mechanism can be quantitatively conveyed and supplemented through the feeding mechanism. Subsequently, the supplemented medicament can be spread in a large area through the spreading mechanism, so that the quantitatively conveyed medicament can be in all-directional contact with the water body needing to be treated, the manual operation cost is also saved, and the water treatment efficiency is improved to a certain extent.

The invention discloses a multispectral combined coal multi-index on-line rapid detection system and a multispectral combined coal multi-index on-line rapid detection method. The multispectral combined coal multi-index on-line rapid detection system comprises a coal sample conveying device, a spectrum fusion analysis device and a control device. The coal sample conveying device is used for conveying coal samples; the spectrum fusion analysis device is used for detecting and analyzing the coal sample and comprises an X-ray spectrum detection unit, a near-infrared detection unit and a laser-induced breakdown spectroscopy unit, the X-ray spectrum detection unit is used for obtaining an X-ray fluorescence spectrum of the coal sample, and the near-infrared detection unit is used for obtaining a near-infrared spectrum of the coal sample; the laser-induced breakdown spectroscopy unit is used for acquiring a plasma spectrum of the coal sample; and the spectrum fusion analysis device is electrically connected with the control device. According to the rapid detection system provided by the embodiment of the invention, online real-time prediction of the caking index, the calorific value, the ash content, the total moisture content, the total sulfur content, the volatile component and the ash fusion point of the coal is realized, and real-time data support is provided for coking coal blending process optimization and metallurgical coke quality control.

The invention belongs to the technical field of mixing, and particularly relates to a mixing device and method for flue corrosion protection agent production, the mixing device comprises a mixing barrel and an inner barrel fixedly arranged in the mixing barrel, a cover plate is fixedly arranged on the mixing barrel, a rotating barrel is rotationally arranged on the inner barrel in a sleeving mode, and tooth protrusions are arranged on the rotating barrel; magnetic strips with alternating polarities are fixedly arranged in the rotating barrel in an array manner; wherein a spline sleeve shaft of the telescopic rotating mechanism is combined with a reciprocating groove of a sleeve and a convex rod of an embedded assembly, so that the telescopic mixing paddle can be driven to do composite motion of rotating and lifting, and meanwhile, a movable plate of the telescopic mixing paddle does horizontal reciprocating sliding under the action of attraction force and repulsive force of a magnetic strip and a magnetic block and an elastic telescopic rod, so that three-dimensional composite stirring is formed; the rubber scraping plate moves along with the moving plate, raw materials attached to the inner wall of the inner barrel can be intermittently scraped off, caking of the raw materials is avoided, and when the mounting base synchronously moves along with the moving plate, the inclined sawteeth on the mounting base can effectively cut powder balls in the raw materials.

The invention provides a coating device for paper cup production, and belongs to the technical field of paper cup processing, the coating device comprises a transmission frame and a spraying frame, a paperboard is arranged above the transmission frame, the transmission frame is connected with a lifting assembly, the transmission frame is connected with a collecting box, the coating device further comprises a trowelling assembly, the trowelling assembly is connected with a hot-air blower, and the hot-air blower is connected with the spraying frame. The trowelling assembly is used for uniformly scraping a coating on the surface of the paperboard; the device has the beneficial effects that through the lifting assembly and a V-shaped scraper of the trowelling assembly, it can be guaranteed that the thickness of a coating is uniform, redundant paint can be guided to a collecting box and can be recycled after being treated, and the production cost is reduced; meanwhile, the air heater synchronously blows out hot air after the coating is scraped, rapid curing of the coating is promoted, the product quality is improved, the air heater can switch airflow paths to automatically clean the scraping plate, residual coating is stripped through high-speed airflow, it is avoided that subsequent use is affected by drying and caking, the manual cleaning cost is saved, and the long-term scraping precision is guaranteed.

The utility model relates to the technical field of limestone powder production, and discloses a limestone powder metering and feeding device which comprises a supporting frame, an auger conveying device is installed on the inner side of the supporting frame, a scattering assembly is arranged on the right side of the top of the auger conveying device, and a discharging port is fixedly connected to the left side of the bottom of the auger conveying device. A metering assembly is arranged at the bottom of the discharging port, a feeding assembly is fixedly connected to the bottom of the inner side of the supporting frame, the scattering assembly comprises a scattering shell, the outer side of the scattering shell is fixedly connected to the right side of the top of the auger conveying device, a first motor is fixedly connected to the outer side of the scattering shell, and a rotating shaft is fixedly connected to the output end of the first motor; and a square rod is slidably connected into the rotating shaft. According to the limestone powder scattering device, the rotating shaft, the square rod and the scattering rod are driven by the first motor, the scattering rod moves left and right under the action of the limiting wheel in cooperation with the swash plate, limestone powder can be scattered fully and efficiently, caking is avoided, and the follow-up machining quality is improved.

The invention discloses a sludge low-temperature oxidation treatment system and method. The system comprises a pretreatment unit, a feed lifting mechanism, a low-temperature oxidation furnace, a flue gas purification unit and an automatic control unit. The low-temperature oxidation furnace is divided into a feeding area, a low-temperature oxidation area and an air distribution and slag discharge area from top to bottom, an air distribution plate is provided with air outlets which are uniformly arrayed, the temperature of the low-temperature oxidation area is controlled to be 420-480 DEG C, and generation of dioxin is inhibited from the source. The pretreatment unit is used for mixing sludge, biomass and quartz sand to form a loose breathable material to prevent the sludge from hardening; the method comprises the steps of material mixing, continuous feeding oxidation, temperature closed-loop regulation and control, flue gas purification and ash treatment, high-water-content municipal sludge can be stably treated, the energy consumption is low, the dioxin generation amount is low, flue gas emission reaches the standard, ash can be recycled, and the method is suitable for large-scale municipal sludge harmless treatment.

The invention provides an anti-blocking agent composition for a fully water-soluble fertilizer. The anti-blocking agent composition comprises the following raw materials in parts by weight: 20-80 parts of a surfactant, 1-10 parts of an inorganic active separant, 1-5 parts of an organic nutritional agent and 1-5 parts of an inorganic nutritional agent. The invention also provides an application of the anti-blocking agent composition in preparation of a fully water-soluble fertilizer, and also provides the fully water-soluble fertilizer. The anti-blocking agent composition has the advantages that through the synergistic effect of the surfactant and the inorganic active separant, the anti-blocking performance of the anti-blocking agent composition is remarkably improved; meanwhile, the addition of the organic nutritional agent and the inorganic nutritional agent in the composition does not influence the water solubility of the fully water-soluble fertilizer and can also supplement nutrition; therefore, the composition provided by the invention can effectively solve the caking problem of the fully water-soluble fertilizer, is adaptive to diversified fertilization scenes, and has good practical application value.

The invention provides a bituminous coal caking index full-process detection system based on a mechanical arm and a use method thereof, which can realize the operation of the whole bituminous coal caking index detection process from blanking weighing to crucible testing and then cleaning and recycling through the mechanical arm, and can liberate laboratory technicians from a tedious, monotonous and harmful working environment. And intelligent, unmanned, specialized, technical and standardized caking index detection and inspection service is realized. The system comprises a blanking weighing module used for placing quantitative samples into a crucible; the bonding pre-treatment and post-treatment module is used for treating samples before and after coking; the high-temperature furnace module is used for performing high-temperature coking treatment on the sample; the mechanical arm is used for clamping a crucible or a crucible holder and circulating among the blanking weighing module, the bonding pretreatment and aftertreatment module, the high-temperature furnace module, the bonding rotary drum tester module, the cooling module and the cleaning module.

The application relates to the technical field of chemical metal raw material conveying, in particular to a metal raw material suspension conveying device based on chemical production, which comprises a conveying track and a sliding seat connected through a traction chain on the track, and the sliding seat is connected with an outer damping sliding pipe through a suspension chain. The metal raw material suspension conveying device based on chemical production can be accurately matched with the conveying requirements of different forms of metal raw materials such as powder, liquid and block: for powder or liquid metal, an adjustable hydraulic damper is used, a cylinder, a sliding inner plug, a containing cylinder and a compression spring are matched, and liquid sloshing leakage and powder partial load agglomeration are inhibited; for blocky metal, the hydraulic damper is used to release the "rigid impact" slowly, and the residual vibration after impact is quickly dissipated through a friction block, so that the fatigue damage of the tank body is avoided, a plurality of sets of equipment are not needed, enterprise cost is reduced, and workshop space is saved.

The invention relates to the technical field of bag-type dust removers, in particular to a bag-type dust remover in a hazardous waste incineration system, the bag-type dust remover comprises a shell and a filter bag assembly, the shell is provided with two air chambers which are communicated with each other, and an air inlet and an air outlet which respectively correspond to the positions of the two air chambers; the filter bag assembly is arranged at the communicating part of the two air chambers and used for filtering air, the filter bag assembly comprises a filter bag and a screen frame used for supporting the filter bag, the screen frame is provided with a first end part and an annular side part composed of a plurality of elastic supporting strips, and the annular side part is provided with a first opening and a second opening which are opposite to each other; the first opening is fixed at the communicating part of the two air chambers, the second opening is fixedly provided with a first end part, the filter bag is sleeved outside the annular side part, and two ends of the filter bag are respectively fixed with the first end part and the communicating part. The inner side of the filter bag can be effectively supported during flue gas purification, and when caked dust is attached to the outer side of the filter bag, the caked dust on the outer side of the filter bag can be rapidly removed.

The utility model relates to the technical field of powder conveying, and discloses a powder food closed conveying device, which comprises a powder conveying cylinder and a support frame, and is characterized in that the outer side of the powder conveying cylinder is fixedly connected with a feed port, the top of the feed port is fixedly connected with a corrugated pipe I, the top of the corrugated pipe I is fixedly connected with a feed hopper, and the top of the corrugated pipe I is fixedly connected with a discharge port. A shaking assembly is arranged on the outer side of the feeding hopper, a discharging adjusting assembly is installed on the outer side of the powder conveying barrel, a motor is fixedly connected to the outer side of the powder conveying barrel, a transmission rod is fixedly connected to the output end of the motor, and spiral blades are fixedly connected to the outer side of the transmission rod. According to the powder conveying device, the connecting rod is driven by the driving motor to rotate, then the first bevel gear is driven to rotate, the second bevel gear, the rotating rod and the incomplete gear are made to rotate, the incomplete gear is meshed with the two racks on the inner wall of the moving ring, the feeding hopper is driven to move back and forth, powder caking and blocking are prevented, and the powder conveying efficiency and stability are improved.

The utility model relates to the technical field of airflow material circulation drying, and discloses an airflow material anti-caking circulation drying device which comprises an upper material bin and a lower material bin, a top cover is fixedly connected to the top of the upper material bin, and circulation anti-caking airflow drying assemblies are arranged in the upper material bin and the lower material bin. The circulating anti-caking airflow drying assembly is used for efficiently drying materials with the large moisture content and effectively preventing the materials from caking in the drying process, the circulating anti-caking airflow drying assembly comprises a cyclone separator, a stirring assembly is arranged in the discharging bin, and the stirring assembly is used for stirring the materials. According to the utility model, materials and airflow can be effectively separated through the cyclone separator, and adhesion among material particles is broken through continuous stirring of the stirrer, so that the effect of effectively preventing the materials from caking in the drying process is realized, and the problems of non-uniform drying, unstable product quality and the like caused by material caking are solved; and the material drying uniformity and efficiency are improved.

The invention discloses a submarine pipeline laying device, and belongs to the technical field of submarine pipeline laying, the submarine pipeline laying device comprises a sand box, a mixed fluid pressurization conveying assembly and a vibration transmission assembly, the bottom of the sand box is provided with a slag outlet pipe, the outer surface of the slag outlet pipe is connected with a slag slurry pump, a pipeline is installed in a submarine groove, and the upper surface of the pipeline is movably connected with a pipe bag; through mutual cooperation of the water reducing agent tank, the water reducing agent pipe, the flow meter, the flocculant tank, the flocculant pipe and the water pump II, a water reducing agent and a flocculant can be accurately conveyed into the sand box, the flowability of the water reducing agent and the flocculant is ensured, and a mixture of seawater, coarse sand, the flocculant and the water reducing agent can be pumped into the pipe bag through the slurry pump; the flowing and impact of the liquid can drive the tube bag to vibrate, and then drive the vibration rod, the vibration piece, the vibration ball and the non-Newtonian fluid balls in the hole grooves to vibrate, so that the vibration of the tube bag is accelerated, the mixture is prevented from caking, and all corners of the tube bag are uniformly filled with the mixture.

The utility model discloses a feeding device of a granulator, which comprises an extruder, a feeding device and a feeding device, the dispersing component comprises a feeding barrel arranged at the top of the extruder, a feeding port is formed in the top of the feeding barrel, a discharging port is formed in the bottom of the feeding barrel and communicated with the charging barrel, two transmission rods are further arranged in the feeding barrel, stirring blades are distributed on the transmission rods, gears are arranged at the extending ends of the two transmission rods respectively, and a power unit is further arranged on the feeding barrel; the heating part is arranged on the feeding barrel; according to the feeding device, after materials enter the feeding barrel, the power unit drives the two transmission rods to rotate relatively through meshing between the two gears, so that the stirring blades fluctuate the materials in the feeding barrel from the center of the feeding barrel to the two sides of the feeding barrel, meanwhile, the heating component heats the inner wall and the inner cavity of the feeding barrel, and therefore the materials in the feeding barrel are heated; therefore, the materials are prevented from caking due to extrusion and humidity problems, the materials can be heated more uniformly, and the product quality is guaranteed.