42results about How to "Achieve depth" patented technology

The invention discloses a multi-section boiling bed residual oil hydrogenation process method, which comprises the following steps of: mixing a hydrocarbon raw material with hydrogen, and feeding a mixture into a reactor from the bottom of a boiling bed reactor; and reacting under a hydrogenation treatment condition, wherein the boiling bed reactor comprises two or more internal circulation regions; and each internal circulation region is provided with different operation sections respectively. In the invention, a plurality of internal circulation regions are formed in the boiling bed reactor, and a plurality of different operation sections are formed, so that the entire boiling bed reactor is more flexible to operate, reasonable matching of the property of a reaction physical flow, operating conditions and catalyst performance can be realized, the activity of a catalyst is brought into full play, the yield of light oil is increased, the product quality is enhanced.

The invention relates to a denitrifying and dephosphorizing activated biocarrier, a preparation method thereof and application thereof. The denitrifying and dephosphorizing biocarrier is formed by existing sulfur and siderite through a physical process, wherein a base is sulfur, and a large number of siderite particles are embedded on the surface and the inside of the biocarrier. A mass ratio of the sulfur to the siderite is from 1:9 to 9:1. The sulfur and the siderite are physically fused together to prepare the integrated composite biocarrier having a novel structure without changing the composition thereof; the sulfur in the novel structure can participate in a denitrification process to achieve deep denitrifying; the siderite can assist in automatic pH adjustment; generated ferrous ions can be used for phosphorus removal and denitrification denitrifying processes; filling can be completed conveniently and quickly when needed, and the material uniformity is good.

The invention provides a device fault location method based on 3D virtual simulation and video monitoring linkage. Through building a multi-dimensional linkage mode of a three-dimensional simulation image, a video signal and fault data for a production unit and combining the three-dimensional virtual simulation and video monitoring, the method can achieve the fault-simulation-video linkage positioning and deep data presentation. When a fault happens, a central control system will instantly give an alarm and indicates a fault device and an alarm condition, and simultaneously switches a monitoring image to the fault position of a workshop. Through the combination of a video image of the onsite scene with the free and flexible browsing and deep data presentation of the three-dimensional monitoring, a user can quickly locate the fault, visually understands the onsite environment and operation parameters of the fault device deeply, estimates the severity of the fault based on the real-timedata and analyzes the cause of the fault, thereby greatly reducing the fault checking time, improving the maintenance efficiency, and reducing the economic loss of an enterprise. The invention also provides a corresponding system.

The invention discloses a generation-absorption-reabsorption system and an absorption type unit based on the system, and belongs to the technical field of heat pump / refrigeration. The absorption type unit consists of an absorber, a second absorber, a generator, a solution heat exchanger, a second solution heat exchanger and one or two solution pumps, wherein the absorber is communicated with the generator via the solution pump and the solution heat exchangers, the generator is communicated with the second absorber via the second solution heat exchanger, and then the second absorber is communicated with the absorber via the solution heat exchanger; or the absorber is communicated with the second absorber via the solution pump and the solution heat exchanger, the second absorber is communicated with the generator via the second solution pump and the second solution heat exchanger, and then the generator is communicated with the absorber via the solution heat exchanger. The generator is provided with a cryogen steam pipeline and a driving heat medium pipeline respectively communicated with the outer part, and the absorber and the second absorber are respectively provided with a cryogen steam pipeline and a heated medium pipeline respectively communicated with the outer part. The generator provides high-temperature cryogen steam for the outer part, the absorber absorbs higher-temperature cryogen steam and releases the heat, the second absorber absorbs lower-temperature cryogen steam and releases the heat to form a generation-absorption-reabsorption system, and components are added to form the absorption unit based on the system.

The invention discloses a multi-dimensional electric energy meter on-site state test method based on a decision-making tree mass. The method comprises the following steps of building a decision-makingtree by using collected data related to an electric energy meter and provided by an electricity information collection system; forming next-level branches through classifying each decision-making tree; generating the completely grown primary decision-making tree; pruning and optimizing on the primary decision-making tree based on a cost complexity pruning algorithm; using an independent test setto assess the accuracy of the primary decision-making tree after pruning and optimizing; selecting the optimal decision-making tree from each set of secondary decision-making trees, and forming a decision-making tree abnormity diagnostic model by all the optimal decision-making trees, wherein a judgment result wins in a voting manner; and transmitting an operational rule of the decision-making tree abnormity diagnostic model to an electricity information collection system Hadoop big data processing cluster, thus implementing abnormity detection on the abnormal running state of the running electric energy meter.

The invention discloses an LED light string fully-automatic assembling apparatus and a wire stripping mechanism thereof. The wire stripping mechanism comprises a rotary paint stripping assembly and a paint stripping driving device; the rotary paint stripping assembly comprises a paint stripping support, a cutter shaft, a plurality of cutter bars, a plurality of blades and a blade opening and closing mechanism; the plurality of cutter bars are arranged at the outer periphery of the front end portion of the cutter shaft; the plurality of blades are respectively mounted on the front ends of the plurality of cutter bars; the blade opening and closing mechanism includes a slide sleeve, a cutter bar reset component and a slide sleeve driving device, wherein the cutter bar reset component is arranged between the rear ends of the cutter bars and the front end portion of the cutter shaft, the slide sleeve sleeves the front end portion of the cutter shaft, and the slide sleeve driving device is used for driving the slide sleeve to slide along the axial direction of the cutter shaft; and the paint stripping driving device is connected with the cutter shaft and is used for driving the cutter shaft to rotate. With the wire stripping mechanism provided by the invention adopted, all-periphery paint stripping can be realized, and therefore, the welding performance of a wire during welding can be greatly improved, the welding area of the wire can be freely set, and control is precision.

The invention relates to a method for in-depth hydrogenation and dearomatization of vaseline. According to the method, a vaseline raw material and hydrogen enter into a first reactor at first and contact with a sulfided non-noble metal hydrorefining catalyst for desulphurization, denitrification, deoxidation and partial aromatic saturation; then a reaction product of the first reactor undergoes gas-liquid separation in a high pressure separator, and an obtained liquid phase and fresh hydrogen enter into a second reactor which employs a noble metal catalyst for aromatic saturation; a reaction product of the second reactor undergoes gas-liquid separation, an obtained liquid phase is subjected to removal of light hydrocarbon and odor so as to obtain a vaseline product, and an obtained gas phase enters into the first reactor and is used as supplementary hydrogen for the first reactor; and hydrogen partial pressure of the first reactor and the second reactor is 5 to 10 MPa. With the method provided by the invention, the high-quality vaseline product can be obtained at a low reaction pressure, and equipment investment and operation cost are reduced.

The invention provides a method for realizing image tracking and monitoring. The method comprises the following steps: positioning and identifying a characteristic image of a monitored object through a main camera; making the camera perform close-up photography to the region in which the characteristic image is identified; realizing automatic depth identification and monitoring to the monitored object. Operation is simple and monitoring results are accurate. The invention also provides a camera of realizing image tracking and monitoring.

The invention discloses a brush type seal robot welding system based on the ultrasonic detection technology. The brush type seal robot welding system based on the ultrasonic detection technology comprises an ultrasonic detection module. An ultrasonic analysis module is electrically connected with and communicates with the ultrasonic detection module and a robot control module. A laser welding module is fixedly connected with the robot control module. The ultrasonic analysis module scans a welding surface of a row wire root of a brush type seal through ultrasonic flaw detection equipment and sends wave signals obtained after scanning to the ultrasonic analysis module to carry out welding area positioning, welding seam tracking and welding penetration detection. Operation parameters are determined and sent to the robot control module. The robot control module works in cooperation with the laser welding module to complete welding operation. Welding area positioning, welding seam tracking and welding penetration monitoring are carried out through the ultrasonic detection technology, and automatic welding is realized in combination with a robot welding system, so that the welding quality is fully guaranteed, and meanwhile the welding work efficiency is improved.

The invention relates to a treatment process of oil-containing sludge, and is especially applicable to the oil-containing sludge produced in a wastewater treatment course of an oil refinery. The treatment process comprises the following steps: centrifugally dehydrated oil-containing sludge is subjected to a physical squeezing method to destroy a water, oil and solid stabilizing system of the oil-containing sludge, a material generated after squeezing is subjected to solvent extraction treatment, the extracted material is subjected to solid-liquid separation, the separated liquid phase is sent into a delayed coking device, a solid phase obtained after separation and drying can be used as agricultural sludge after mixing combustion with fuel coal, and wastewater generated in the procedure reaches standards after biochemical treatment and is discharged. The treatment process is mainly characterized in that the sludge treatment process has short procedures, low energy consumption, good extraction effect, mild operation conditions, good oil sludge treatment effect, and simple equipment operation and maintenance.

A multi-energy complement micro grid system in thermal power plant area comprises an electric boiler heating system, a heat exchanger of a heat supply network, a circulating water waste heat utilizing system, hot water / steam pipelines and a system connecting power grid, and further comprises at least one of a cross-season natural water heat storage system, a distributed light-heat butterfly type Stirling cogeneration unit, a distributed photovoltaic power generation and a distributed wind power generation. Through distributed energy utilizing, the efficiency of energy utilizing is improved, pollution and energy waste are reduced, and meanwhile, circulating water waste heat utilizing in summer and thermal power plant summer thermal power decoupling and depth peaking are achieved.

The invention discloses an energy-saving slaughter wastewater treatment method which comprises the following steps: (1) filtering slaughter wastewater by using a full-stainless steel structured mechanical grid with grid gaps of 3mm; (2) pumping the wastewater filtered through the mechanical grid into a hydraulic rotation screen through a water pump; (3) feeding the wastewater through the hydraulic rotation screen into a comprehensive oil separation sedimentation regulating basin; (4) feeding comprehensive tank effluent into an anaerobic ammonia oxidation reactor; (5) feeding anaerobic ammonia oxidation reactor effluent into a middle sedimentation basin, and backflowing sludge into the anaerobic ammonia oxidation reactor; (6) feeding middle sedimentation basin effluent into a composite vertical flow artificial wetland system; (7) feeding artificial wetland effluent into a disinfecting tank, and discharging after being disinfection by using chlorine dioxide. By adopting the method, the purposes of effectively eliminating pollutants such as organisms, ammonia nitrogen and SS (Suspended Solids) in the slaughter wastewater is achieved with low equipment investment and operation management expense, the effluent quality can meet the one-class discharge standards of the field, and a novel method is provided for energy-saving treatment on the slaughter wastewater.

The invention relates to an oral cavity scanning device and method based on high-frequency ultrasonic. The device is single-vibration-unit ultrasonic probe or a single-vibration-unit ultrasonic probefixed to a mechanical arm, wherein the single-vibration-unit ultrasonic probe is provided with a position sensor and utilizes a gel tooth socket made of ultrasonic gel. The method includes the steps of firstly, using the oral cavity scanning device to scan teeth and periodontal tissue face by face; secondly, using an ultrasonic image segmenting and rebuilding technology to segment and rebuild a target tooth section. The oral cavity scanning device and method has the advantages that tooth and periodontal tissue rebuilding can be achieved in a fast, efficient and zero radiation manner, image acquisition speed and accuracy in oral medicine are increased greatly, and the device and method is high in clinical practical value.

The invention discloses a converged media intelligent control system, which adopts a converged media think tank, a media talent training platform, a converged media command management platform, a converged media data monitoring platform, a converged media data scheduling platform and a propagation push platform; the converged media think tank stores related resource information of converged media; the media talent cultivation platform is used for cultivating related convergence media talents; the convergence media command management platform issues and manages related resource information of convergence media; the convergence media data monitoring platform monitors related resource information of convergence media; and the propagation push platform spreads and pushes related resource information of the convergence media. Through technology fusion, data fusion and business fusion, mutual fusion and intercommunication, unified office, unified commanding and dispatching and unified propaganda starting of regional media platforms are realized, party and government resources and propaganda contents are efficiently managed, a fusion media communication system in a real sense is constructed, and an effective propagation matrix of news information of the convergence media center is built, so that the problem of content production of the convergence media center is solved.

The invention discloses a gas boiler waste heat recovery and purification system based on membrane humidification, which belongs to the technical field of flue gas waste heat recovery and purification. The system comprises a membrane type spray heat and mass transfer tower 7 and a flue gas recirculation device 2. The flue gas recirculation device 2 is respectively connected with a boiler 1 and themembrane type spray heat and mass transfer tower 7, after flue gas A passes through a fan 8, recirculation flue gas B is supplied to a draught fan, the recirculation flue gas B, and fuel gas I and high-temperature high-humidity combustion air H are introduced into the boiler 1 after mixed to supply gas J for the boiler so as to reduce NOx; the membrane type spray heat and mass transfer tower 7 isvertically divided into a liquid storage tank 11, a flue gas-medium circulating water heat transfer segment 3 and a flue gas-air heat and mass transfer segment 5 from bottom to top so as to be used for recycling the total heat of the flue gas. The system realizes the recycle of the total heat of flue gas waste heat, improves the heat efficiency of the boiler, and reduces the NOx emission of the boiler through the humidification of combustion air and the recirculation of the flue gas.

The invention relates to a method for manufacturing a composite material based on nano-particle three-dimensional micro-nano structured arrangement, which comprises the following steps of: placing micro-nano particles in mother liquor to obtain a solution containing micro particles; placing part of the solution in a container for leveling, applying a first structured field to the solution in a container, and controlling the particles in the solution to achieve controllable patterning arrangement of the particles in the solution; solidifying and molding the solution in the container, moving thecontainer downwards, supplementing the solution containing the micro particles in the container, changing structural field parameters to achieve the longitudinal controllable arrangement of the particles in the solution, and adopting different structural fields to achieve different patterning arrangements of the particles in the solution containing the micro particles; changing a first structuralfield into a second structural field so that the particles are arranged into corresponding shapes; repeating until the composite material with three-dimensional micro-nano structured arrangement of functional nanoparticles is obtained; the method has the advantages of directional localized adjustment, high efficiency, capability of achieving the forming of any three-dimensional shape structure and the like.

The invention discloses an electronic screen advertisement intelligent billing management system based on data analysis, which comprises a basic putting cost setting module, a target advertisement putting basic parameter acquisition module, a target advertisement putting effect parameter acquisition module, a putting database, a putting cost modeling analysis module and a comprehensive putting cost statistical display terminal, basic putting parameters corresponding to a target advertisement and putting effect parameters corresponding to each time of putting in each putting day are acquired, and the parameters are imported into a putting cost algorithm model to calculate putting cost of the target advertisement in a putting position dimension, a putting time dimension and a putting effect dimension corresponding to each time of putting in each putting day; therefore, the comprehensive delivery cost corresponding to the target advertisement is counted by combining the delivery cost of each dimension, the multi-dimensional delivery cost calculation corresponding to the subway display screen advertisement is realized, and the defect that the charging dimension is too uniformed in the current subway display screen advertisement delivery cost management mode is greatly overcome.

The invention discloses a screening method and application of a multiple-allele PCR (Polymerase Chain Reaction) amplified fragment. The screening method comprises the steps of finding the published chromosome related data through NCBI (National Center for Biotechnology Information), and determining SNP (Single Nucleotide Polymorphism) aggregation suspected to exist; then, designing a primer for an SNP aggregation region suspected to exist, and carrying out PCR (Polymerase Chain Reaction); sequencing to detect whether a plurality of SNP sites really exist on a PCR amplified fragment; further carrying out correlation analysis on the SNP sites to determine whether the amplified fragment has multiple alleles so as to screen the multiple-allele PCR amplified fragment for animal individual identification, meat product tracing technology research and industrialization and the like.

The invention discloses a perpendicular positioning installation device of a pitot sensor. The perpendicular positioning installation device comprises two pressing blocks and a height ruler, the front side and the rear side of the upper portion of each pressing block are provided with a front trapezoid groove and a rear trapezoid groove in the length direction, the two pressing blocks are positioned and connected through the trapezoid grooves formed in the upper portions of the pressing blocks via trapezoid pins, the opposite end faces of the two pressing blocks are provided with end face V-shaped grooves from top to bottom in a cut mode, the two end face V-shaped grooves are opposite to form a positioning channel with a rhombic section, the bottom faces of the two pressing blocks are respectively provided with a bottom face V-shaped groove in the length direction in a cut mode, the angles of the two bottom face V-shaped grooves are the same, the positions between the middle lower portions and the bottom faces of the opposite end faces of the two pressing blocks are cut to form inclined faces, the front side face and the rear side face of each pressing block are respectively provided with a jackscrew used for jacking the trapezoid pins and the top face of each pressing block is provided with a horizontal ruler. According to the perpendicular positioning installation device of the pitot sensor, the pitot sensor can be perpendicular to the axis of a pipeline in the vertical direction, and a connection line of a center point of a total pressure hole and a center point of static pressure hole in a pressure taking head of the pitot sensor is on the axis of the pipeline.

The invention provides a recovery treatment method for wastewater containing organic matters. The recovery treatment method comprises: S1: adjusting the pH value of wastewater containing organic matters to less than 3, and treating the wastewater containing organic matters by using a carbonate and / or a basic carbonate to obtain a treated mixture; and S2: recovering the organic matters from the treated mixture so as to obtain the purified wastewater. According to the present invention, the wastewater containing organic matters is treated with the cheap carbonate and / or the basic carbonate, the hydrogen ions in the wastewater containing organic matters and the carbonate and / or the basic carbonate are subjected to the reaction to generate carbon dioxide gas, and the organic matters in the wastewater are carried away, such that the deep removal and the recycling of the organic matters in the wastewater can be achieved so as to achieve the low-cost recycling or the standard discharging of the wastewater.

The invention discloses a method for customizing voice skills, which comprises the following steps of: 1, starting and initializing a server side and a vehicle machine side; 2, an APP management module manages related information of an application APP prefabricated at the vehicle terminal. 3, setting vertical classes and intentions for scripts by a self-defined skill script module. 4, performing script development. 5, combining the scripts of the single operation steps into a functional unit capable of being completely executed. 6, performing script auditing verification. 7, enabling the script mapping module to establish a mapping relationship between the custom voice skill script and the application APP version on one hand, and establishes a mapping relationship between the custom voiceskill script and the vehicle-mounted voice assistant version on the other hand. 8, enabling a script matching module to adapt to a custom voice skill script according to the vehicle-mounted voice assistant and the application APP version. and 9, enabling the script integration module to combine the custom voice skill script with other related information to form a complete protocol. According to the scheme, strong dependence on voice and content suppliers is solved.

The invention relates to a flexible large-scale high-parameter heat supply system of a thermal power plant. The heat supply stem comprises a thermal power generation system and a high-low pressure steam combined heat exchange system. The thermal power generation system provides a heat source, and heat supply water is changed into heat supply steam through the high-low pressure steam combined heatexchange system, so that external heat supply of the thermal power plant is realized; according to the large-scale high-parameter heat supply system of the thermal power plant, a boiler and a steam turbine system are effectively decoupled, combined heat and power rigid coupling of a thermal power generating unit is broken, and the large-scale heat supply capacity under the low-load power generation working condition is guaranteed; and the high-low pressure steam combined heat exchange system can supply heat to feed water and heat the feed water into high-temperature and high-pressure heat supply steam, and the high-parameter steam supply capacity of the thermal power plant is improved.

In recent years, with the rapid growth of the traditional edible fungus industry all over China, the pollution and the hazard generated to the entironment and the edible fungus industry per se by a large number of obsolete fungus sticks (slags) after the primary planting of edible fungi also become bigger and bigger, and the innocent treatment and the research development in the aspect of reutilization of the obsolete fungus sticks in the industry also become more and more, wherein the research of preparing the water purifying microbial inoculum by taking the obsolete fungus sticks as the main materials is an important research direction. The invention provides a method taking the obsolete fungus sticks after the edible fungi are planted as the main materials to ferment water purifying bacteria to prepare the water purification agent. In the invention, the obsolete fungus sticks and the fungus slags of the edible fungi are used as the main materials, wherein the weight proportion is higher than 50 percent, and then the main materials cooperate with other auxiliary materials, wherein the auxiliary material mixture ratio is simple and varied; then independently developed compound water purifying freeze-drying strains are adopted to be fermented, and thereby, the water purifying bacterium is prepared. The invention reduces the preparation cost, realizes the deep development and utilization of wastes, also reduces the pollution to the entironment and eliminates the pollution of the edible fungus planting industry. The invention can realize use and preparation and has simple operation, low cost, high product activity and good water purification effect.

The invention discloses an engineering pile driver with high protection performance. The engineering pile driver comprises a supporting frame, a mounting frame is fixedly mounted at the top of the supporting frame, a mounting frame is slidably mounted in the mounting frame, a piling mechanism for piling is connected to the bottom of the mounting frame, a meshing mechanism for driving the mounting frame to move up and down is connected to the mounting frame, an adjusting mechanism used for adjusting the stroke of the piling mechanism is connected to the side wall of the mounting frame, a driving mechanism used for rotating driving teeth is connected to the side wall of a backup plate, and a transmission mechanism is connected between the driving mechanism and the adjusting mechanism. Through cooperation of the meshing mechanism and the driving mechanism, the meshing mechanism can drive a pile driving head to move up and down twice, intermittent secondary striking can be formed on a pile body, soil or stones below the pile body can be vibrated to be scattered, and the pile driving speed is increased; and meanwhile, the stability during pile driving can be further improved through the gear meshing effect.

The invention discloses a deep desulfurization system for a natural gas and a desulphurization method. The deep desulfurization system comprises two desulfurization devices which are connected in parallel, a gas tank and a tail gas device, wherein a catalyst feeding hole, an extractant or H2O2 feeding hole, an H2S gas inlet, a tail gas outlet and a water or extractant liquid outlet are arranged in each desulfurization device; each H2S gas inlet is connected with the gas tank and each tail gas outlet is connected with the tail gas device; and a stirrer, a filter membrane and a gas diffuser are arranged in each desulfurization device. The desulphurization method comprises the steps of firstly adding a catalyst and H2O2 to one desulfurization device for reactive desulfurization, discharging a tail gas; after the catalyst is deactivated or the H2S removal rate is reduced, shutting down the desulfurization device and starting the other desulfurization device for desulfurization; and separating and purifying elemental sulfur by employing an extractant as a leaching agent. The deep desulfurization system integrates multiple processes of oxidative absorption, catalyst regeneration, extractant circulation, water circulation and elemental sulfur recycling; simultaneous implementation of deep desulfurization of the natural gas and elemental sulfur recovery is achieved; the content of a hydrogen sulfide tail gas is lower than an emission limit value; the conversion rate reaches 95-99%; and the deep desulfurization system has the characteristics of being safe, efficient and free of a secondary pollutant.

The invention discloses a VR optical display module and display equipment. An image to be displayed is segmented into M sub-images through an image segmentation unit, the M sub-images are modulated and emitted at the same time through one or more image generation sub-units included in the image generation unit; wherein a mixed light beam containing a to-be-displayed image is formed after collimation of the collimation optical system, the mixed light beam is coupled into the waveguide module, the waveguide module is provided with multiple layers of coupling-in units and coupling-out units, andeach layer of coupling-in unit is configured to be coupled into a light beam of a sub-image; emergent images obtained after the to-be-displayed image mixed light beams are coupled out through the coupling-out units of the corresponding waveguide modules are spliced into a to-be-displayed image. Therefore, an image with depth can be presented through focusing of the zoom unit on the light-emittingpath of the waveguide module, Meanwhile, the shading unit shields other light rays except the mixed light beam of the image to be displayed from being emitted into the waveguide module. According to the invention, the problems of large view field, adjustable depth and miniaturization of the near-to-eye display module are solved by a brand-new thought.

The invention provides a dewatering method for carbon-powder-containing sludge of acid production wastewater generated after purification of flue gas of a sintering machine. The method comprises the five steps of 1, adding metal chloride or metal oxide to the carbon-powder-containing sludge; 2, adding an alkaline solution into a solution with the adjusted carbon powder and metal ion ratio in the first step, conducting full stirring, and controlling the pH of the solution to 8-12; 3, adding anionic PAM into the solution obtained in the second step; 4, after the anionic PAM is added into the solution obtained in the third step, quickly stirring the solution at first, and afterwards slowly stirring the solution to obtain carbon powder sludge; 5, transferring the carbon powder sludge obtainedin the fourth step into sludge dewatering equipment for dewatering. By means of the dewatering method, the modification and deep flocculation of activated carbon powder are achieved, the dewatering performance is improved, selected reagents are relatively common, the proportion is easy to control, and the cost is low.

The invention discloses an electric power fitting aluminum pipe creasing machine, and belongs to the technical field of electric power fittings. The electric power fitting aluminum pipe creasing machine solves the problem that no appropriate creasing machine for traditional electric power fitting aluminum pipe creasing exists. The electric power fitting aluminum pipe creasing machine mainly includes a creasing mechanism, a power unit and an electronic control unit for controlling start and stop of the power unit. The electric power fitting aluminum pipe creasing machine is simple and ingeniousin structure design, the characteristics of the low aluminum pipe strength and the tubular structure are used, a workpiece is clamped in a space formed by a pressing die and two rollers, the frictionforce of the pressing die pushes the workpiece to rotate on the rollers, the pressure applied by the pressing die is evenly released on the two rollers in the workpiece rotating process, the productqualification rate is high, the production efficiency is high, the structural design stability is high, the reliability is high, damage is not prone to being caused, and the service life is long; andthe electric power fitting aluminum pipe creasing machine has low cost and strong universality and is of great significance in the electric power fitting industry.

The invention relates to the technical field of traditional Chinese medicines and particularly relates to a wrinkle-removing and anti-ageing composition. The wrinkle-removing and anti-ageing composition is prepared from the following raw materials in parts by weight: 10-18 parts of a madder extract, 20-30 parts of an arabic cowry shell extract, 18-28 parts of a magnetite extract, 10-20 parts of a fructus arctii extract, 8-18 parts of a white mustard seed extract, 25-35 parts of a berba aristolochiae mollissimae extract, 9-18 parts of a banana extract, 10-22 parts of a jasmine extract and 0.0002-0.0008 part of recombinant human epidermal growth factors. The wrinkle-removing and anti-ageing composition has high oxidization resistance and is capable of efficiently activating collagen and fibers of skin, awakening the regeneration of collagen and reconstructing collagen scaffolds, and therefore, the efficacies of deep skin firming, pulling, wrinkle removal and ageing resistance are achieved.

The invention discloses a node accessing method and device merging multiple communication modes. The node accessing method comprises the steps of obtaining a network topology structure and un-accessednodes; selecting any node from the network topology structure; when a communication hop count corresponding to any node is smaller than a preset maximal hop count, controlling the node to send a discovery message to a neighbor node; when any node receives the corresponding fed-back message, determining that the corresponding un-accessed node is the neighbor node of the node; making any node connected with any neighbor node in the corresponding communication mode. By means of the node accessing method and device merging multiple communication modes, on the network topology structure of an existing communication network, the restriction of the existing communication network in aspect of the communication mode is broken through, multihop communication is supported, different communication modes can be adopted for each hop, and the method and device are compatible to multiple communication nodes of different types.