203results about How to "Guarantee sufficiency" patented technology

The invention discloses a rail transit U-shaped beam wall-mounted pipeline type ballastless track maintenance system which comprises a plurality of telescopic supporting units arranged at intervals in the length direction of a ballastless track, a plurality of maintenance spraying pipes arranged side by side are installed between the telescopic supporting units, the maintenance spraying pipes are located above the ballastless track, and the telescopic supporting units are connected with the maintenance spraying pipes. The two ends of each maintenance spraying pipe communicate with the water inlet pipe system and the communicating pipe system correspondingly, the inlet end of the water inlet pipe system communicates with the water storage tank through the pressure water pump, and the telescopic supporting units stretch across the two sides of the U-shaped beam. The ballastless track can be effectively subjected to spraying maintenance operation, the purpose of maintaining different areas in the transverse direction of the ballastless track is achieved, spraying maintenance sufficiency is ensured, evaporation of local moisture of the ballastless track is made up, the situation of excessive water supplementing is avoided, and the purpose of overall moving can be achieved. The device is suitable for the technical field of watering maintenance of the ballastless track on the U-shaped beam.

The invention discloses flue gas high-temperature combustion environment-friendly treatment equipment and a treatment method thereof, and relates to the field of flue gas treatment. The flue gas high-temperature combustion environment-friendly treatment equipment comprises a combustion chamber, a combustor is fixedly connected in the combustion chamber, and the flue gas high-temperature combustion environment-friendly treatment equipment further comprises a supporting frame, and the combustion chamber is fixedly installed on the supporting frame; the heat exchange cylinder is fixedly connected to the lower part in the combustion chamber; the interior of the heat exchange cylinder is divided into an air inlet cavity and an exhaust cavity through a partition plate. The multiple rows of heat exchange fins are inserted into the air inlet cavity and the air outlet cavity at equal intervals in a penetrating mode; according to the invention, to-be-combusted flue gas can be pre-heated, and the temperature difference between the to-be-combusted flue gas and flame is shortened, so that when the flue gas is in contact with the high-temperature flame generated by the combustor, harmful substances in the flue gas can quickly reach the temperature required by decomposition, the combustion sufficiency of the flue gas is ensured, and the combustion efficiency is improved. The flue gas purification treatment effect is improved, meanwhile, the combustion time can be shortened, and the economical efficiency and the operation efficiency of the whole treatment system are improved.

The invention belongs to the field of hydraulic oil cylinder machining, and particularly relates to a hydraulic oil cylinder surface finish machining treatment device and method.The hydraulic oil cylinder surface finish machining treatment device comprises a base, the upper side of the base is fixedly connected with a mounting base of a circular ring structure, a machining table is rotationally arranged on the upper side of the mounting base, and a containing plate is rotationally arranged on the edge of the upper side of the machining table; a polishing disc is arranged above the containing plate, a driving mechanism used for driving the containing plate and the polishing disc to rotate oppositely is arranged on the machining table, a sand blasting assembly is arranged in the middle of the upper side of the machining table, and a positioning assembly is arranged above the machining table. The driving mechanism comprises a first rotating shaft rotationally arranged on the upper side of the machining table and internally of a hollow structure, and the upper end of the first rotating shaft is fixedly connected with the containing plate. The to-be-machined cylinder barrel can be driven to rotate, meanwhile, the inner surface and the outer surface of the cylinder barrel are subjected to sufficient polishing and sand blasting machining, the operation difficulty during cylinder barrel machining is lowered, the efficiency is improved, and meanwhile the cylinder barrel machining quality can be guaranteed.

The invention discloses a method for preparing an iron alloy sample by pre-oxidation melting, which comprises the following steps of: 1) filling a crucible with high-purity graphite, compacting, and making pits in the high-purity graphite; 2) uniformly mixing an oxidizing agent, a flux and a sample, adding the mixture into the pit, and oxidizing and melting under a high-temperature condition; 3) after melting and cooling, taking out the obtained glass frit; and 4) putting the taken glass frit into a platinum crucible for melting. The method can solve the problem that the platinum crucible is corroded when the glass fuse piece is prepared through high-temperature melting when the X-ray fluorescence spectrophotometer for preparing the glass sheet through melting is used for measuring all elements in the iron alloy.

The invention discloses a precise polishing device and method for the inner wall of an ultra-slender pipe. The precise polishing device for the inner wall of the ultra-slender pipe comprises a base, a pipe axial moving unit, a supporting plate, a pipe clamping unit, a pipe bending prevention and vibration reduction unit, a polishing wheel and a polishing wheel fixing unit. The pipe axial moving unit is mounted in the middle of the base; the supporting plate is fastened on the pipe axial moving unit; the two pipe clamping units are symmetrically installed at the two ends of the supporting plate. The pipe bending prevention and vibration reduction unit is mounted in the middle of the supporting plate; the two polishing wheel fixing units are symmetrically installed at the two ends of the base. The defect layer on the inner wall of the pipe can be effectively removed by adopting a mechanical and chemical composite polishing method; the device is provided with the pipe bending prevention and vibration reduction unit, upward bending and vibration of the pipe in the machining process can be effectively restrained, the machining stress is reduced, and the uniformity of removal of materials on the inner wall of the pipe is guaranteed.

The invention discloses a quartz fiber with an yttrium oxide coating and a preparation method of the quartz fiber, and belongs to the field of preparation of wave-transparent ceramics. Aiming at the problem that the performance of the existing quartz fiber is reduced at a high temperature, the invention provides the preparation method of the quartz fiber with the yttrium oxide coating, which comprises the following steps: impregnating the quartz fiber by using yttrium oxide sol, and drying and sintering the impregnated quartz fiber to obtain the quartz fiber coated with the yttrium oxide coating on the surface; the preparation process of the yttrium oxide sol comprises the following steps: sequentially adding a coordination agent and a stabilizer into a yttrium nitrate solution, stirring and dissolving to form a mixed solution, adding a pH regulator to adjust the pH value of the mixed solution to 7-8, heating to a target temperature, and cooling to obtain the yttrium oxide sol. The yttrium oxide coating covers the surface of the quartz fiber, so that the high-temperature sintering resistance of the quartz fiber can be greatly improved; the preparation process of the yttrium oxide sol is simple in technology and low in cost, the prepared yttrium oxide sol is good in stability and can be better attached to the surface of the quartz fiber, and the dipping effect is improved.

The utility model relates to the technical field of desulfurization, and discloses a multi-tube type high-efficiency desulfurization device, which comprises a bottom bin, a desulfurization part and a discharge bin, the desulfurization part is formed by vertically stacking and fixing a plurality of desulfurization components together, the lowest desulfurization component is fixed at an opening at the top of the bottom bin, and the discharge bin is fixed at the bottom of the bottom bin. And the discharge bin is fixedly mounted at an opening in the top of the uppermost desulfurization assembly. According to the multi-pipe type efficient desulfurization device, as the mounting shaft is in a reciprocating forward and reverse state, the spraying pipe can be driven to rotate clockwise and then rotate anticlockwise to reset, so that the atomizing nozzle is in a small-angle swinging state, and spraying corners and dead angles existing when the atomizing nozzle is in a fixed state can be supplemented in the moving process of the atomizing nozzle; the atomizing nozzle is free of corners and dead corners during spraying, sufficient and uniform contact between flue gas and lime emulsion is guaranteed, and the desulfurization effect on the flue gas is improved.

The invention provides a hermetia illucens breeding waste gas purification system, and relates to the field of waste gas treatment, the hermetia illucens breeding waste gas purification system comprises a purifier shell, the top and bottom of one side of the purifier shell are respectively provided with an air inlet and an air outlet, and the air inlet and the air outlet form an airflow channel through a fan installed on the inner top wall of the purifier shell; the filter is connected to the bottom of the fan and is used for adsorbing and filtering airflow sucked by the air inlet; and the deodorization pipe group is connected to the bottom of the shunting and filtering part and is used for deodorizing and decomposing the airflow. The draught fan works to suck waste gas and filter the waste gas through the flow dividing and filtering component, airflow enters the filtering tank and then enters the activated carbon filtering covers through the flow dividing holes in the clamping pipe, the airflow is gradually filtered and adsorbed in the activated carbon filtering covers from top to bottom, and the airflow can be dispersed and intersected in the two activated carbon filtering covers and then is filtered and adsorbed downwards again. And the filtered and adsorbed air flow is conveyed into the deodorization pipe group and the photocatalytic adsorption assembly for deodorization, filtration and adsorption operation.

The invention relates to the technical field of fluidized bed drying, in particular to an improved fluidized bed dryer and a drying process. The drying machine comprises a material bed and a transverse moving mechanism; the bottom of the material bed is connected with a vibration source and can ventilate and dry upwards from the bottom; the transverse moving mechanism comprises a driving part assembled at the bottom of the material bed and a plurality of transverse moving beams distributed in the conveying direction of the material bed, and the transverse moving beams are slidably installed on the material bed in the width direction of the material bed. The driving piece is used for intermittently and synchronously driving the plurality of transverse moving beams and driving the adjacent transverse moving beams to reversely slide in a reciprocating manner; a plurality of first brushes and a plurality of second brushes are detachably installed on each transverse moving beam in the length direction of the transverse moving beam. Through various auxiliary drying treatments on materials and cleaning of the bed surface, the drying uniformity and sufficiency of material finished products are guaranteed, the uniformity of material particle sizes is improved, the quality of the dried material finished products is guaranteed, and follow-up stable storage is facilitated.

The utility model discloses a vertical type wind power coal separator, which belongs to the technical field of vertical type wind power coal separators and comprises a vertical type wind power coal separator body, a feeding hopper body is mounted at the upper end of the vertical type wind power coal separator body, and the outer end of the feeding hopper body is sleeved with a connecting sleeve frame. The lower end of the connecting sleeve frame is fixedly connected with the upper end of the vertical wind power coal separator body, and the rear end of the connecting sleeve frame is provided with a rotating motor. A rotating motor is matched with a knocking and vibrating mechanism to drive a pair of first knocking hammers to circularly and repeatedly knock a narrow opening area at the lower end of a feeding hopper body, so that the narrow opening area vibrates, materials are loosened and fall in a crowded state through the vibration effect, blockage is not prone to being caused, feeding smoothness is guaranteed, and the feeding effect is enhanced; and the influence on the subsequent coal preparation progress is avoided.

The utility model discloses a defoaming agent testing device for defoaming performance detection. The defoaming agent testing device comprises a supporting seat, an inner driving groove is formed in the supporting seat, a multi-axis linkage mechanism is arranged in the supporting seat, a detection box is installed at the top end of the multi-axis linkage mechanism, and a temperature rising assembly is arranged on the outer side of the detection box. The driving motor is used for driving the driving shaft and the pinion to rotate, the pinion is meshed with the fluted disc, synchronous rotation of the detection box can be achieved, detection liquid in the pinion is in contact with a defoaming agent to be preliminarily mixed, and in the process, the driving wheel, the driving belt and the driven wheel are matched with one another, so that the defoaming agent can be accurately detected. The central rotating shaft can be driven to rotate synchronously, so that the contact between the detection liquid in the detection box and the defoaming agent can be stirred synchronously, the sufficient contact between the defoaming agent and the detection liquid can be ensured, and the detection accuracy can be ensured.

The invention relates to the technical field of water body detection, in particular to a water body nitrogen content detection method and device based on ultraviolet spectrophotometry and a medium. The method comprises the steps that a target water body area is set, and water samples are extracted from multiple positions of the target water body area and mixed; weighing potassium persulfate, adding a potassium persulfate solution into the water sample, heating to a preset temperature, keeping for a preset time, after the water sample is cooled, adding a quantitative prepared hydrochloric acid solution and ammonia-free water into the digested water sample, slowly dropwise adding and stirring, so that the diluted water sample is fully and uniformly mixed; preheating an ultraviolet spectrophotometer to a stable state, setting a first wavelength and a second wavelength, placing the ultraviolet spectrophotometer into the ultraviolet spectrophotometer for determination, and obtaining first absorbance and second absorbance under the first wavelength and the second wavelength; a correction equation is formulated, the first absorbance and the second absorbance are converted into corresponding nitrogen concentrations, and the accuracy of nitrogen content detection in the water body can be improved.

The present invention discloses a testing device and method for quickly determining the ammonia content of fly ash, comprising a distillation flask, a splash-proof water vapor separator, a condenser, a steam bottle and an alkali liquid reagent bottle connected to the distillation flask through a pipeline, wherein the splash-proof water vapor separator is arranged above the distillation flask and communicated with the distillation flask, the splash-proof water vapor separator is connected to the condenser through a pipeline, and a detection kit is arranged below the condenser for detecting the ammonia content of ammonia-containing test liquid. The present invention avoids a complicated titration process and simplifies the operation steps by using the detection kit to detect the ammonia-containing test liquid. In addition, the detection kit can realize batch production and long-term storage, avoids reagent preparation and calibration during the test process, shortens the test time, and thus improves the test efficiency, and can quickly realize the determination of the ammonia content range of fly ash.

The invention relates to an aeroponic breeding device for potato virus-free breeder's seeds. The aeroponic breeding device comprises an incubator, an electric lifting device, a telescopic sleeve, a bearing module and a trimming module. According to the invention, the root system of the potato plant is supported in an umbrella manner, the root system is guided to diffuse and unfold, the supporting module and the root system are not adhered to each other, the diffused and unfold root system is sprayed with a nutrient solution, so that the uniformity and sufficiency of the root system for absorbing nutrients are ensured, the overlong root system is trimmed, and the nutrients are ensured to flow to tubers; during harvesting, the bearing module shrinks and descends so as to be separated from the root systems of the potato plants, space is provided for personnel, and harvesting work is not affected.

The present invention provides a device and method for verifying a hash algorithm, the device comprising: an excitation transmitter configured to output a random number; a functional model connected to the excitation transmitter, having a first hash algorithm written in a software programming language, and configured to receive a random number, and obtain a first operation result by operating the random number via the first hash algorithm, and output the first operation result; a device under test, connected to the excitation transmitter, having a second hash algorithm written in a hardware description language, and configured to receive a random number, and obtain a second operation result by operating the random number via the second hash algorithm, and output the second operation result; and a comparator, respectively connected to the functional model and the device under test, and configured to receive the first operation result and the second operation result, and compare the two to verify the second hash algorithm based on the comparison result. The present invention improves the verification efficiency and reliability of the hash algorithm in terms of hardware.

The invention relates to the technical field of methane detection, in particular to a digital display system and method for a measured value of a light interference type methane measurer. The server comprises an image acquisition module which is used for performing image acquisition on interference fringes which are formed based on a preset light interference strategy and contain methane information to form corresponding image data; the preprocessing module is used for preprocessing the formed image data; the feature extraction module is used for extracting key features of interference fringes from the image data based on a preset feature extraction strategy according to the preprocessed image data; the key features comprise stripe spacing, stripe brightness change and phase information; and the calculation module is used for calculating the corresponding methane concentration based on a preset methane calculation model according to the extracted key features of the interference fringes, and sending the calculated methane concentration to a user side for visual display.

The invention discloses a directionally-installed semiconductor test probe set, and relates to the technical field of semiconductor detection, and the directionally-installed semiconductor test probe set comprises three sets of needle tubes, the top end of each set of needle tubes is fixedly connected with a detector, the bottom end of each detector abuts against and is connected with a needle shaft, the needle shafts are arranged in the needle tubes, and the bottom ends of the needle shafts are fixedly connected with springs; the spring is arranged in the needle tube, the bottom end of the spring is fixedly connected with a connecting column, the connecting column is in sliding connection with the inner wall of the needle tube, the bottom end of the connecting column is fixedly connected with a probe, the inner wall of the center of the directional mounting base is fixedly connected with the needle tube, sliding grooves are formed in the two ends of the directional mounting base respectively, and the two sets of sliding bases are in sliding connection with the inner walls of the sliding grooves respectively. The inner wall of the sliding seat is fixedly connected with the needle tube; three groups of probes are arranged to detect the solder balls, and when one group of probes misses the solder balls, the other two groups of probes still can be in contact with the solder balls.

The invention discloses an image encryption method based on a new non-adjacent dynamic coupling mapping lattice and cross scrambling. The method comprises the following steps: acquiring an image to be processed; preprocessing an image to be processed to obtain parameters and initial values required by an encryption process; generating a chaotic sequence based on the parameters and the initial value required by the encryption process; adopting a cross traversal algorithm, selecting different central points and traversal directions of the image to perform preliminary scrambling on positions of image pixels, and obtaining an initial scrambling image; a random cross transformation algorithm is adopted to perform scrambling and diffusion operation based on the initial scrambling image, the pixel position of the image is changed, the pixel value of the image is preliminarily changed, and a semi-encrypted image is obtained; and carrying out secondary diffusion on the semi-encrypted image by adopting a bidirectional disturbance index diffusion algorithm to obtain an encrypted image. According to the method, corresponding attacks can be effectively resisted, and good safety is achieved; and the time efficiency is relatively high.

The present invention discloses a high-pressure reverse osmosis device, which relates to the field of reverse osmosis technology; in order to solve the problem of sufficient use; specifically includes a support frame, the top of which is respectively fixed with a reverse osmosis housing and an alkali liquid tank, the reverse osmosis housing is separated into a confluence chamber 1 and a confluence chamber 2 by a partition fixed on its inner wall, and multiple groups of reverse osmosis units are fixedly installed on the inner side of the partition, and a top cover is fixed to the top outer wall of the reverse osmosis housing by bolts. The present invention protects the RO reverse osmosis membrane by setting a steel grid and a cotton-spinning filter element, while the cotton-spinning filter element can also play a filtering role to prevent small particles of impurities in seawater from damaging the RO reverse osmosis membrane. At the same time, in a start-stop cycle, the steel grid and the cotton-spinning filter element can also rotate relative to each other by a certain angle, so that the contact position of the steel grid and the cotton-spinning filter element changes, ensuring the sufficient use of the cotton-spinning filter element and the RO reverse osmosis membrane and preventing waste of resources.

The utility model relates to the technical field of poultry processing, and discloses a meat cutting machine for poultry processing, which comprises a rack, a hanging bracket is fixedly mounted on the inner top wall of the rack, and a mounting frame is fixedly mounted between the opposite sides of the front side wall and the rear side wall of the rack; a meat cutting assembly for cutting meat of poultry products is arranged on the rack, the hanging bracket and the mounting frame and comprises a first motor, a rotating shaft, a meat placing disc, a second motor, a movable shaft, a synchronous wheel, a synchronous belt and a cutting knife. According to the meat cutting machine for poultry processing, by arranging the meat cutting assembly, after the meat cutting assembly is used, a meat placing disc is driven to rotate around the axis of a rotating shaft, and a cutting knife is driven to rotate around the axis of a movable shaft, so that poultry placed in the meat placing disc can be circularly conveyed to the rotating cutting knife; according to the poultry meat cutting device, the cutting knife is used for cutting poultry in the meat placing plate for multiple times, complete cutting of the poultry is achieved under repeated meat cutting, and sufficiency of meat cutting is guaranteed.

The utility model provides a kind of pathological specimen auxiliary soaking device, it is related to pathological specimen processing field, including soaking box (10), soaking subassembly and control component, soaking subassembly is set in soaking box inner chamber, including soaking basket (21), sliding plate (22), movable cover (23) and connecting rod (24), control component includes door-shaped support (31), lifting plate (32), screw rod (33) and driving rod (34).The device can ensure that pathological tissue and soaking liquid are completely and fully contacted, avoid the problem that pathological tissue floats on the surface of soaking liquid, and improve the soaking effect.

The invention relates to the technical field of copper bush finish machining, and particularly discloses a polishing device and a polishing method.The polishing device for copper bush finish machining comprises a mounting open cylinder, a feeding port is formed in one side of the top of the mounting open cylinder, and a bearing plate is mounted on one side of the top in the mounting open cylinder; and a telescopic guide rod assembly is mounted on the side, close to the bearing plate, of the top in the mounting opening cylinder. A driving mechanism used for driving a driving roller to rotate is arranged on a second sliding part, and a first electric push rod and a push polishing plate are arranged on a mounting opening cylinder, so that a worker only needs to stand near the mounting opening cylinder and continuously place a copper bush into the mounting opening cylinder; the first electric push rod can push the copper sleeve to enter the position between the driving roller and the first grinding roller, the driving roller can drive the copper sleeve to rotate to complete the polishing task, then assembly line type operation can be completed, operation is more convenient, and the working efficiency is higher.

The application provides a hierarchical atomization oil flinger and an engine, and belongs to the technical field of power machinery. The hierarchical atomization oil flinger comprises an oil supply assembly and a disc body. The outer side of the ring cavity of the oil supply assembly is provided with a jet hole. The disc body is rotatably sleeved on the outer side of the ring cavity. The radial recess cavity of the disc body is divided into two oil collecting cavities by a shunt protrusion. The oil collecting cavities are provided with a plurality of oil injection holes. The jet hole is located in the radial projection area of one of the oil collecting cavities. In use, after the ring cavity is filled with fuel, the fuel is injected into one of the oil collecting cavities from the circumferential jet hole. When the rotating speed of the disc body is low, the fuel cannot fill the oil collecting cavity and is sprayed out through the oil injection hole of the oil collecting cavity, that is, single-stage atomization. When the rotating speed of the disc body is high, the fuel fills the oil collecting cavity and overflows, spreads over the shunt protrusion, and enters the other oil collecting cavity. The oil injection holes of the two oil collecting cavities start to work, and double-stage atomization is realized. The hierarchical atomization oil flinger provided by the application solves the problem that the oil flinger in the prior art has a single fuel atomization effect.

The utility model discloses a grinding mechanism for lubricating grease processing, which relates to the technical field of lubricating grease production and comprises an outer shell, an outer shell sleeve is arranged in the center of the surface of the upper end of the outer shell, a plurality of supporting legs are arranged at four corners of the bottom end of the outer shell, and an opening is formed in the outer surface of the outer shell sleeve. A power assembly is arranged at the top end of the interior of the shell sleeve, a first grinding assembly is arranged at one end of the power assembly, a bearing assembly is arranged at the bottom end of the interior of the shell sleeve, a second grinding assembly is arranged at the bottom end of the bearing assembly, and a discharging assembly is arranged below the second grinding assembly. Through the second grinding assembly, the lubricating grease can be subjected to second-round fine grinding through the second grinding assembly after the lubricating grease is subjected to first-round rough grinding, the grinding sufficiency of the lubricating grease is guaranteed, and therefore the quality of finished products is guaranteed, the practicability of the whole grinding mechanism is improved, and the working efficiency is improved.

The utility model discloses a clear wine tank for malt fermentation preparation, which belongs to the technical field of clear wine tanks and comprises a clear wine tank and an annular separating tank rotatably connected to the surface of the clear wine tank, a liquid inlet is formed in the top end of the clear wine tank, a liquid outlet is formed in the bottom end of the clear wine tank, and a filter screen plate extending to the outer side of the liquid inlet is slidably connected in the liquid inlet. A sealing bottom plate extending to the outer side of the liquid outlet is slidably connected into the liquid outlet, and a plurality of separation cavities distributed in the circumferential direction are formed in the annular separation tank. Through the arrangement of the annular separation tank and the clear wine tank, when the separation cavity carries liquid and residues to rotate to the liquid inlet, the liquid and the residues are in a flowing state, so that part of the liquid can preferentially make contact with the filter screen plate, passing of the liquid through the filter screen plate is accelerated, meanwhile, the liquid can be pressed downwards by the balancing weight, and the liquid can rapidly penetrate through the residues and the filter screen plate; the separation efficiency is further improved, and the balancing weight can finally extrude the residues, so that liquid absorbed in the residues is extruded out, and the separation sufficiency is guaranteed.

This invention relates to a circulation valve, specifically a novel intelligent control motor-integrated circulation valve, comprising a housing and a rotor and stator housed within the housing. The rotor has an internal threaded channel. The valve also includes: a bushing with a scraping portion; a guide structure fixed within the housing and equipped with a threaded groove; and a valve stem that sequentially passes through the rotor, guide structure, and bushing and extends out of the housing. The valve stem has a first threaded segment and a second threaded segment with opposite thread directions along its length. The first and second threaded segments respectively engage with the threaded groove and internal threaded channel of the guide structure. By setting the second and first threaded segments with opposite thread directions, the valve stem rotates around its own axis while moving axially. The scraping portion on the bushing dynamically scrapes carbon from the valve stem surface, effectively solving technical problems such as carbon residue, high operating resistance, and poor motion stability in existing circulation valves.

The present invention relates to the technical field of data transmission, and specifically discloses a network communication method and system based on mass data transmission, the method comprising: packaging the data to be transmitted according to preset data conditions; converting the data to be transmitted into a data graph, comparing the data graph, and determining a preset number of node graphs; randomly determining a prediction graph based on the node graph, comparing the prediction graph with the corresponding data graph, and obtaining an accuracy rate; when the accuracy rate reaches a preset accuracy rate threshold, packaging the node graph and sending it to the requesting end. The present invention performs packaged transmission on the data to be transmitted, determines the amount of data of the packaged content at one time according to the configuration of the requesting end and its request, determines a preset number of node data in the packaged content, and sends it to the user; the user only needs to receive a small amount of node data, and then combines it with the preset inference rules to obtain data within a period of time, while reducing the transmission pressure, ensuring the adequacy of the data as much as possible.

The utility model discloses a lamination type hydraulic oil filter element which comprises a cylindrical shell, an oil inlet pipeline and a lamination type filter material, the lamination type filter material is arranged in a cavity of the cylindrical shell, the oil inlet pipeline penetrates from the bottom of the cylindrical shell and extends to the top of the cylindrical shell, the oil inlet pipeline penetrates through the middle of the lamination type filter material, and the lamination type filter material is arranged in the cavity of the cylindrical shell. A plurality of oil outlet holes are formed in the end, extending into the cavity of the cylindrical shell, of the oil inlet pipeline at intervals. The laminated filter material disclosed by the utility model is formed by stacking a plurality of filter paper sheets, the oil liquid is filtered in a multi-layer manner, so that the filtering sufficiency is effectively ensured, the oil liquid conveyed through the oil inlet pipeline is discharged from the upper end and is filtered layer by layer from the upper end of the laminated filter material, and the filtering effectiveness is further improved.

The invention relates to the technical field of color master batch preparation, in particular to a color master batch preparation device and a preparation method thereof.The color master batch preparation device comprises a mixing barrel with the bottom edge in a slope shape, a discharging assembly is arranged at the upper end of the mixing barrel, a discharging pipe is installed at the lower end of the discharging assembly, and the lower end of the discharging pipe extends into the mixing barrel; the intermittent quantitative discharging structure is arranged in the closed mixing barrel, so that stirring sufficiency is guaranteed, adjustment can be conducted according to production requirements, the stirring structure capable of conducting revolution and autorotation is matched, the stirring efficiency is improved, and the stirring efficiency is improved. The purpose of uniformly mixing the carrier, the auxiliary powder and the self-dispersing pigment is achieved, meanwhile, generated dust and mixed powder adhered to the inner wall of the closed mixing barrel can be scraped off and stirred again, the standard color master batch chromaticity is guaranteed, and the preparation quality of the color master batch is improved.

The utility model discloses a particle grinding device for graphite production, which comprises a grinding box, a first crushing cavity and a second crushing cavity are arranged on the upper side in a cavity of the grinding box, and a first guide plate is arranged between the first crushing cavity and the second crushing cavity; feeding holes are formed in the side walls, adjacent to the first flow guide plate, of the first crushing cavity and the second crushing cavity; the height of the feeding holes is greater than that of the first flow guide plate; the graphite raw materials entering the grinding box are divided through the arranged first flow guide plate, the graphite raw materials enter the first smashing cavity and the second smashing cavity respectively, graphite particles are smashed preliminarily through the arranged smashing rollers, and the graphite particles smashed to the appropriate size fall onto the second flow guide plate through the filter screen; and the crushed graphite particles are guided to the grinding roller by the second guide plate, so that the grinding uniformity and sufficiency of the grinding roller on the graphite particles are ensured.