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45results about How to "Improve activity efficiency" patented technology

Data object information providing method and device

The embodiment of the invention discloses a data object information providing method and device. The method can comprise the steps that a server receives the data object search request of a second user client side and determines at least one data object meeting the conditions; whether all the data objects are associated with the preset activity is determined, wherein the preset activity is configured by a first user client side corresponding to the data objects, and the preset activity is also associated with the user-oriented scope information and resource related information; if the data objects are associated with the preset activity, whether the target second user associated with the second user client side belongs to the user scope is judged; and if the target second user belongs to the user scope, the corresponding data objects are processed according to the resource related information associated with the preset activity. With application of the data object information providingmethod and device, the page conversion rate can be enhanced, the activity efficiency can be enhanced and the user experience can be enhanced.
Owner:ALIBABA GRP HLDG LTD

Intelligent elevator control method and system

The invention provides an intelligent elevator control method and system. The intelligent elevator control method comprises the steps of receiving sensor data reported by one or more intelligent devices, and analyzing a motion track of a user according to the sensor data; when it is detected that the motion track of the user conforms to preset conditions, obtaining an elevator controller and floor information corresponding to the intelligent devices; generating an elevator appointment request according to the elevator controller and the floor information; sending the elevator appointment request to the elevator controller so as to enable the elevator controller to control one elevator to be stopped on the floor corresponding to the floor information. According to the intelligent elevator control method and system, the elevator appointment request is sent to the elevator controller so as to call the elevator, so that the user can call the elevator without going to a gate of the elevator, and the user activity efficiency is improved.
Owner:SHENZHEN OURUIBO ELECTRONICS

Leather drum

The invention relates to a leather drum and provides the leather drum which has the advantages of simple structure, convenience in processing and high efficiency. The leather drum comprises a rack and a hollow drum body, wherein the hollow drum body is arranged on the rack; the drum body comprises a barrel body, an end cover I and an end cover II which are arranged on both ends of the barrel body, an inlet and an outlet are formed in the middle of the barrel body, a rotating shaft I is arranged on the outer side of the end cover I, a rotating shaft II is arranged on the outer side of the end cover II, and the rotating shaft I and the rotating shaft II are respectively arranged on the rack; flexible assemblies are respectively arranged on both ends of the opposite surfaces of the end cover I and the end cover II, the inlet and the outlet are positioned between the flexible assemblies on the both ends, each flexible assembly comprises a sliding rod I, a sliding rod II, a chute I, a chute II and a plurality of springs, wherein a downward guide plate I is arranged on the inner side of the sliding rod I of the flexible assembly on one end, and a downward guide plate II is arranged on the inner side of the sliding rod II of the flexible assembly on the other end. The leather drum has the advantages of energy conservation and reliability, and the moving efficiency of raw hide and the like in the drum body is improved.
Owner:山东宇生文化股份有限公司

Control method and device for lighting lamp

The present invention relates to a control method and device for a lighting lamp and belongs to the electronic technical field. The method includes the following steps that: an image captured by an image capturing component is acquired; when it is detected that the image contains a target object, an activity that the target object conducts currently is determined, and the current irradiation direction of the lighting lamp and the current location of the target object are also determined; the target irradiation direction of the lighting lamp is determined according to the activity that the target object conducts currently and the current position of the target object; and if the target irradiation direction does not match the current irradiation direction of the lighting lamp, the lightinglamp is controlled to adjust the irradiation direction to the target irradiation direction. With the control method and device of the present invention adopted, the efficiency of the conduction of theactivity can be improved.
Owner:BEIJING XIAOMI MOBILE SOFTWARE CO LTD

Oyster maca penis cervi paste and preparation method thereof

The invention discloses an oyster maca penis cervi paste and a preparation method thereof. The formula of the penis cervi paste comprises the following components in parts by mass: 6-40 parts of peniscervi; 6-40 parts of oysters; 4-30 parts of ginseng; 4-30 parts of linden honey; 1-30 parts of maca powder; 4-30 parts of deer tail; 4-30 parts of Chinese wolfberry; 4-30 parts of Chinese yam; 4-30 parts of poria cocos; 4-30 parts of cinnamon; 3-20 parts of polygonatum kingianum; 3-20 parts of mulberries; 3-20 parts of raspberry; 3-20 parts of clove; 2-10 parts of cape jasmine; 2-10 parts of Chinese dates; and 2-10 parts of Cornu Cervi Pantotrichum Blood. The invention also discloses a preparation method, by adopting the technical scheme, the effects of nourishing and tonifying Yang, improving immunity, relieving fatigue, improving sperm quality, improving sleep quality, improving hormone secretion, treating impotence and premature ejaculation, regulating endocrine functions and maintaining the health state of the body can be achieved.
Owner:通化承诚药业有限公司

Drum

The invention provides a drum which is simple in structure, convenient to process and improved in efficiency. The drum comprises a frame and a hollow drum body arranged on the frame. The hollow drum body comprises a barrel, and a first end cover and a second end cover which are arranged at two ends of the barrel. An inlet and an outlet are formed in the middle of the barrel. A first rotating shaft is arranged on the outer side of the first end cover. A second rotating shaft is arranged on the outer side of the second end cover. The first rotating shaft and the second rotating shaft are respectively arranged on the frame. Flexible components are respectively arranged at two ends of the opposite surfaces of the firs end cover and the second end cover. The inlet and the outlet are respectively formed between the flexible components at two ends. Each flexible component comprises a first sliding rod, a second sliding rod, a first sliding chute, a second sliding chute and a plurality of springs. Rows of stay bars are symmetrically arranged on two sides of the inner wall of the barrel respectively, and located at the outer sides of the first sliding rods, between the first sliding rods and the second sliding rods and at the outer sides of the second sliding rods. Lug bosses are arranged on the stay bars. Pressing blocks sleeve the stay bars. The moving efficiency of raw hides and the like in the hollow drum body is improved, and the novel drum is energy-saving and reliable.
Owner:山东宇生文化股份有限公司

Manufacturing effect knowledge recommendation method oriented to manufacturing technology optimization

The invention discloses a manufacturing effect knowledge recommendation method oriented to manufacturing technology optimization. The multi-discipline manufacturing effect knowledge suitable for the manufacturing technology optimization can be quantitatively and precisely recommended for the technicist through the formalized root-cause analysis on the manufacturing technology problem and the semantic similarity computation on the multi-discipline manufacturing effect knowledge. The invention aims at reducing the influence on the manufacturing technology optimization activity by the work experience, the knowledge structure, the mindset and like elements, the accuracy on the influence element analysis by the manufacturing technology problem is improved, the multi-discipline manufacturing effect knowledge base limited to the individual knowledge capacity and range is broadened, the fuzziness and the randomness when performing multi-discipline manufacturing effect knowledge artificial searching is reduced, thereby achieving the aims of improving the manufacturing technology optimization activity efficiency and improving the manufacturing technology optimization activity quality.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Active carbon preparation method

InactiveCN108408724AHigh activity efficiencyShort activation timeCarbon compoundsActivated carbonPre treatment
The invention provides an active carbon preparation method. The active carbon preparation method comprises the following steps: placing pretreated raw materials in a carbon dioxide atmosphere with a concentration of 70 to 90%, adding aluminum hydroxide as an activator, carrying out activation at 400 to 600 DEG C for 1 to 2 h, then cooling the activated product to 290 DEG C or below, and immersingthe same in a strong inorganic acid for 1 to 2 h to obtain active carbon. The materials of the invention can be recycled, thereby greatly reducing the production cost, and the preparation method is suitable for large-scale industrial production.
Owner:句容市盛达环保净化材料有限公司

Getter composition and device for introducing of mercury into fluorescence lamp for BLU

The invention relates to a getter combination which is used on back light units as LCD TV and monitor and used for leading mercury in an external electrode fluorescent lamp or a cold cathode adding Ti to the getter combination made from Ti-Hg Zr-Al to raise the adsorption efficiency of getter and prevent getter from being oxidized owing to the inoxidability of Ti; adding Ta to raise the release effect of mercury and to reduce the activation temperature by 100 DEG C; the activation can also be carried out from 550 to 650 DEG C; therefore, the getter combination can be prepared by making use of common stoves or gas flames used in the lamp manufacturing procures without expensive high-frequency equipment, and the electrode is damaged to minimum extent. Besides, with adding 0.05 to 5 percent of Fe to the getter combination, the release effect of mercury is raised, the cost of raw material is reduced, and the activation effect is raised with the same function as medium in the getter activation process.
Owner:HEESUNG MATERIAL

Interest point recommendation method and device based on user requirements, electronic equipment and medium

The embodiment of the invention provides an interest point recommendation method and device based on user requirements, electronic equipment and a medium. The method comprises the steps of determininga corresponding demand keyword based on an obtained activity demand statement; determining a demand attribute corresponding to the activity demand statement according to the demand keyword; comparinga demand attribute corresponding to the activity demand statement with a feature attribute of a to-be-selected interest point to obtain a comparison result of the demand attribute and the feature attribute; and outputting a position coordinate list of interest points recommended to the user based on a comparison result of the demand attribute and the feature attribute. According to the embodimentof the invention, the interest point recommendation list suitable for the current demand can be automatically output according to the user demand, and the time and economic cost of searching the interest point matched with the demand by the user are saved.
Owner:ONE CONNECT SMART TECH CO LTD SHENZHEN

Novel composite piston structure for hydraulic cylinder

The invention relates to a novel composite piston structure for a hydraulic cylinder. The novel composite piston structure comprises pressure-bearing surfaces, bearing tables, positioning rings, elastic sealing rings, a main bearing column, auxiliary bearing columns and pressure-bearing springs; and the bearing tables are symmetrically distributed at the two ends of the main bearing column aroundthe axis of the main bearing column, the positioning rings are wrapped outside the bearing tables, the pressure-bearing surfaces are mutually connected with the front end surfaces of the bearing tables through the pressure-bearing springs, and the auxiliary bearing columns are uniformly distributed around the axis of the main bearing column and are connected with the rear end surfaces of the two bearing tables correspondingly. According to the novel composite piston structure, on the one hand, the flexibility of the piston structure can be effectively improved, the self weight of a piston canbe reduced, and the fault repairing efficiency and the replacing capacity of parts of piston equipment can be effectively improved; and on the other hand, the use requirements of multiple hydraulic cylinder bodies with different structures can be effectively met, the movement efficiency of the piston in the hydraulic cylinder can be effectively improved, the movement resistance is reduced, the force transmission efficiency is improved, and therefore, the purpose of reducing the operation energy consumption is achieved.
Owner:WUHU EDISON AUTOMATION EQUIP

Water-based environment-friendly fine mounting glue

The invention discloses a water-based environment-friendly fine mounting glue, which is composed of the following raw materials: a pre-emulsifier, a seed monomer, an dropping monomer, an initiator 1, an initiator 2 and a functional additive. The fine mounting glue produced by the invention is environment-friendly and healthy, does not have bad smell or contain harmful substances such as toluene, dimethylbenzene and heavy metals, and has the advantages of high solid content and high toughness. The mounting product hardly wrinkle or deform. In addition, the glue has fast drying speed at room temperature, high yield efficiency, good stain cleaning performance and coating performance, and initial adhesion and lasting adhesion reaching the process requirements for a hardcover gift box.
Owner:牛小夺

Clinical nutrient formulation special for pediatric brain development and preparation method thereof

The invention relates to a clinical nutrient formulation special for pediatric brain development. The clinical nutrient formulation comprises 15-35 parts of protein, 2-15 parts of fat, 40-60 parts ofcarbohydrate, 8-12 parts of dietary fiber, 0.2-1.2 parts of macroelement, 0.01-0.05 part of trace element, 0.001-0.02 part of lipid-soluble vitamin, 0.008-0.4 part of water-soluble vitamin, 4-8 partsof dietary essence, 0.1-4 parts of medicinal and edible ingredient and 0.05-2 parts of new resource food. The invention further relates to a preparation method of the clinical nutrient formulation. Through screening and proportioning the above components, the nutrient formulation is designed according to physiological characteristics of pregnant women and infants, many macroelements and trace elements needed by human bodies are supplemented on the basis that protein, fat, carbohydrate and dietary fiber are ensured; by adding special nutrients like the medicinal and edible ingredient and the new resource food having efficacy of strengthening brain to improve intelligence, tonifying stomach to help digestion and enhancing immunity, the formulation is balanced in nutrition and can effectivelyensure brain development of the infants and ensure healthy physical and mental growth of the pregnant women and the infants.
Owner:上海奥医生物医药科技有限公司

Drum

The invention provides a drum which is simple in structure, convenient to process and improved in efficiency. The drum comprises a frame and a hollow drum body arranged on the frame. The hollow drum body comprises a barrel, and a first end cover and a second end cover which are arranged at two ends of the barrel. An inlet and an outlet are formed in the middle of the barrel. A first rotating shaft is arranged on the outer side of the first end cover. A second rotating shaft is arranged on the outer side of the second end cover. The first rotating shaft and the second rotating shaft are respectively arranged on the frame. Flexible components are respectively arranged at two ends of the opposite surfaces of the firs end cover and the second end cover. The inlet and the outlet are respectively formed between the flexible components at two ends. Each flexible component comprises a first sliding rod, a second sliding rod, a first sliding chute, a second sliding chute and a plurality of springs. Rows of stay bars are symmetrically arranged on two sides of the inner wall of the barrel respectively, and located at the outer sides of the first sliding rods, between the first sliding rods and the second sliding rods and at the outer sides of the second sliding rods. Lug bosses are arranged on the stay bars. Pressing blocks sleeve the stay bars. The moving efficiency of raw hides and the like in the hollow drum body is improved, and the novel drum is energy-saving and reliable.
Owner:山东宇生文化股份有限公司

Totally-closed efficient laser marking machine

The invention discloses a totally-closed efficient laser marking machine which comprises a device base, the upper end face of the device base is fixedly connected with a device box, the upper end face of the device box is provided with an access opening, the upper end face of the access opening is connected with a cover plate through a plurality of bolts, and the end face of the front end of the device box is provided with an observation window; and a containing groove is formed in the right side wall of the device box, a sliding base is slidably connected into the containing groove, a rotating cover plate is rotatably connected to the right side end face of the sliding base, and a clamping mechanism used for preliminarily clamping a to-be-marked workpiece is arranged on the left side wall of the rotating cover plate. According to the totally-closed efficient laser marking machine, the clamping mechanism is arranged, by adjusting the distance between the fixed clamping plate and the sliding clamping plate, primary fixing and positioning of raw materials are achieved when the raw materials enter the device box, marking treatment and the dynamic positioning process after the raw materials enter the device box are facilitated, and the positioning efficiency of marking points in the laser marking process is improved.
Owner:武汉上谷工业设计有限公司

Water-based environment-friendly fine mounting glue

The invention discloses a water-based environment-friendly fine mounting glue, which is composed of the following raw materials: a pre-emulsifier, a seed monomer, an dropping monomer, an initiator 1, an initiator 2 and a functional additive. The fine mounting glue produced by the invention is environment-friendly and healthy, does not have bad smell or contain harmful substances such as toluene, dimethylbenzene and heavy metals, and has the advantages of high solid content and high toughness. The mounting product hardly wrinkle or deform. In addition, the glue has fast drying speed at room temperature, high yield efficiency, good stain cleaning performance and coating performance, and initial adhesion and lasting adhesion reaching the process requirements for a hardcover gift box.
Owner:牛小夺

Biguanide substance and application thereof

The invention discloses a biguanide substance and application thereof. The biguanide substance, especially metformin hydrochloride can promote the learning and memory ability of adolescents and can promote the learning and memory ability of adolescent mice through an AMPK / PKA-CREB signaling pathway, dentate gyrus newborn neurons are added, the complexity of hippocampal neuron axons is improved, and the number of dendritic spines is increased; a mechanism LTP closely related to learning and memory is adjusted by activating AMPK in the brains of the mice, the PKA signaling pathway is activated,the learning and memory ability of the adolescents is improved, and an experimental basis is provided for research of new nootropic drugs.
Owner:UNIVERSITY OF MACAU

Shopping feedback method based on big data

The invention discloses a shopping feedback method based on big data, and the method comprises the steps of obtaining the shopping information of a consumer, carrying out the information extraction of the shopping information, carrying out the matching of the shopping information with a commodity name in a preset dictionary, and outputting the successfully matched shopping information; meanwhile, obtaining big data information in a preset consumption time period; if any one of the position track information and the video identification information in the preset consumption time period satisfies a preset consumption area and the feature code verification information in the preset consumption time period satisfies a preset detection device code, determining that the degree matching index satisfies a preset matching condition; correspondingly sending the activity sub-information in the preset dictionary to a management background; and enabling the management background to carry out shopping feedback. According to the invention, the problems of high labor cost, low execution efficiency, high error rate and high subjectivity of a manual auditing marketing activity execution method can be solved; and whether consumers meet activity requirements can be judged by combining a big data technology, so that the activity efficiency is improved.
Owner:智选数字技术(广州)股份有限公司

Positioning service system and method, mobile terminal, and computer readable storage medium

The embodiment of the invention relates to the technical field of communications, and discloses a positioning service system and method, a mobile terminal, and a computer readable storage medium. In the invention, the positioning service system includes a position information collection module, a route planning module, and a distribution module. The position information collection module is used for receiving the destination information and position information of N mobile terminals, wherein N is a natural number greater than one. The route planning module is connected with the position information collection module, and is used for performing the route planning according to the destination information and the position information of the N mobile terminals, so as to obtain a first reference route. The distribution module is connected with the route planning module, and is used for transmitting the position information of the N mobile terminals and the first reference route to the N mobile terminals. The method enables users to arrange their own route processes according to the position information of all users of a team, avoids the waiting time of the whole team activity, and improves the efficiency of the entire team activity.
Owner:SHANGHAI YUDE COMM TECH

Gas-liquid circulation system of airlift fermentation tank

The present invention discloses a gas-liquid circulation system of an airlift fermentation tank. The gas-liquid circulation system comprises: a heating fermentation tank, an air inlet circulation assembly and a vertical air spraying head; the heating fermentation tank comprises a fermentation tank body and a tank cover, the bottom of the fermentation tank body is provided with a heating base, thefermentation tank body is a hollow tank body formed by a thermal insulation outer wall and a thermal insulation inner wall, a liquid material is arranged in the hollow area, and a fermentation cavityis formed in the thermal insulation inner wall; the air inlet circulation assembly comprises a circulation inner wall which is arranged in the center of the inner side of the tank cover and extends tothe bottom of the fermentation cavity, and a plurality of circulation holes which spirally ascend are formed in the circulation inner wall; the vertical air spraying head is arranged below the circulation inner wall and sprays air to the upper direction, and the vertical air spraying head extends out of the heating fermentation tank through a main air inlet pipe; and the tank cover is provided with a detection opening, an air inlet and outlet opening and a material feeding and supplementing opening. According to the system, the spirally ascending circulation holes and the threaded inner wallare matched with an air injection device to form circulation in the fermentation cavity, liquid mixing of the inner layer and the outer layer of the circulation inner wall is enhanced, the air inflowis increased, and liquid in the fermentation tank can be rapidly and evenly mixed.
Owner:ZHONGNONGXINKE SUZHOU ORGANIC RECYCLING RES INST CO LTD

A semiconductor heterojunction photocatalytic material and its preparation method and application

The invention discloses a semiconductor heterojunction photocatalytic material, a preparation method and application thereof. K provided by the present invention 6 NiW 5 Mo 4 o 31 / WO 3 semiconductor heterojunction, in K 6 NiW 5 Mo 4 o 31 is the precursor substrate material, K 6 NiW 5 Mo 4 o 31 with WO 3 The molar ratio is 100:(5~50). The semiconductor heterojunction photocatalytic material provided by the present invention can be synthesized by a high-temperature solid-phase method or a chemical solution method. The preparation method is simple and easy, the material has good chemical stability, can effectively absorb ultraviolet-visible light, and can achieve high efficiency under visible light. photocatalytic activity. and single-phase precursor substrate material K 6 NiW 5 Mo 4 o 31 Compared with heterojunction composite catalysts, it can better absorb visible light, effectively realize electron-hole separation, improve catalytic efficiency, and can be used for photocatalytic degradation of organic pollutants, especially for organic dye industrial wastewater Visible light catalytic degradation treatment.
Owner:NANTONG TEXTILE & SILK IND TECH RES INST +1

Novel drum

New drum. Provided is a new drum with simple structure, convenient processing and high efficiency. It includes a frame and a hollow drum body arranged on the frame; the drum body includes a cylinder body and end caps one and two end caps arranged at both ends of the cylinder body, and an inlet and an outlet are arranged in the middle of the cylinder body. The outer side of the end cover 1 is provided with a rotating shaft 1, and the outer side of the end cover 2 is provided with a rotating shaft 2, and the rotating shaft 1 and the rotating shaft 2 are respectively arranged on the frame; A flexible component is provided, and the flexible component includes a sliding rod 1, a sliding rod 2, a chute 1, a chute 2 and several springs, and the sliding rod 1 is provided with a number of staggered and helically arranged struts in the axial direction First, the sliding rod 2 is provided with a number of staggered and helically arranged struts 2 in the axial direction. The invention increases the activity efficiency of rawhide and the like in the drum body, and is energy-saving and reliable.
Owner:CHANGXING YUANHUA LEATHER MACHINERY

Project scoring method and system based on enterprise WeChat

The invention provides a project scoring method and system based on enterprise WeChat, and belongs to the technical field of project management. The method comprises the following steps: 1, enabling an administrator to set project information, personal selection of judges and a scoring standard; 2, enabling the enterprise WeChat platform to push project information and a scoring standard to a judge; 3, scoring the project according to the project information and the scoring standard by the judge, and feeding back a result to the enterprise server; 4, calculating scores of the projects through the enterprise server, wherein a scoring rule is set by an administrator; 5, arranging the items according to scores from high to low, and storing score information and judge information of the items in a database of an enterprise server for archiving. According to the scoring system designed according to the method, project information is called and scoring information is fed back through the enterprise WeChat platform, scores are calculated, sorted and published through the enterprise server, rapid and efficient project scoring is achieved, and manpower and material resources are saved.
Owner:MARSSENGER KITCHENWARE CO LTD

Getter composition and device for introducing of mercury into fluorescence lamp for BLU

The invention relates to a getter combination which is used on back light units as LCD TV and monitor and used for leading mercury in an external electrode fluorescent lamp or a cold cathode adding Ti to the getter combination made from Ti-Hg Zr-Al to raise the adsorption efficiency of getter and prevent getter from being oxidized owing to the inoxidability of Ti; adding Ta to raise the release effect of mercury and to reduce the activation temperature by 100 DEG C; the activation can also be carried out from 550 to 650 DEG C; therefore, the getter combination can be prepared by making use ofcommon stoves or gas flames used in the lamp manufacturing procures without expensive high-frequency equipment, and the electrode is damaged to minimum extent. Besides, with adding 0.05 to 5 percent of Fe to the getter combination, the release effect of mercury is raised, the cost of raw material is reduced, and the activation effect is raised with the same function as medium in the getter activation process.
Owner:HEESUNG MATERIAL

Vacuum manufacturing equipment for fireproof heat-preservation plates

The invention discloses vacuum manufacturing equipment for fireproof heat-preservation plates. The vacuum manufacturing equipment comprises a sealing box, a material barrel, a spraying set, a materialdelivering pipe, a sealing ring, a vacuum air pump and a heat-preservation plate spraying vehicle. An outlet of the material barrel is connected with a material pump, an output opening of the material pump is connected with the material delivering pipe, the material delivering pipe is connected into a vacuum spraying chamber, and the sealing ring is arranged at the junction of the material delivering pipe and the vacuum spraying chamber; and a storage chamber is formed inside the vacuum spraying chamber, the lower portion of the storage chamber is connected with a plurality of vacuum sprayingheads, and a trolley for storing the heat-preservation plates is arranged on the lower portion of the storage chamber and is in a funnel shape for preventing coating from splashing to the inner wallof the vacuum spraying chamber. The vacuum manufacturing equipment is simple in structure and suitable for manufacturing and processing of the small flake-like heat-preservation plates, and economic benefits are ideal.
Owner:南京苏格信息技术有限公司

High-efficiency leakage-resistant rotating drum

The invention discloses a high-efficiency leakage-resistant rotating drum which comprises a machine frame and a hollow drum body, wherein a leakage-resistant tank is arranged below the drum body; one side of the leakage-resistant tank towards the outer surface of the drum body is provided with a cambered groove; the cambered groove is arranged in the circumferential direction of the drum body, and the heights of the openings on the two sides of the cambered groove are greater than the liquid level in the inner cavity of the drum body; the lower end of the leakage-resistant tank is provided with a liquid outlet pipe communicated with the cambered groove; the liquid outlet pipe is provided with a liquid outlet valve; elastic devices are uniformly distributed on the inner surface of the drum body in the axial direction of the drum body; and the elastic devices are connected with a wide partition board which can elastically rotate around the elastic devices. The high-efficiency leakage-resistant rotating drum can collect the treatment liquid leaked by the rotating drum to prevent pollution, and has the advantages of low breaking tendency of the hide, low working resistance and higher efficiency.
Owner:QINGDAO R & D INST XIAN JIAOTONG UNIV

A high-efficiency leak-proof drum

The invention discloses a high-efficiency leakage-resistant rotating drum which comprises a machine frame and a hollow drum body, wherein a leakage-resistant tank is arranged below the drum body; one side of the leakage-resistant tank towards the outer surface of the drum body is provided with a cambered groove; the cambered groove is arranged in the circumferential direction of the drum body, and the heights of the openings on the two sides of the cambered groove are greater than the liquid level in the inner cavity of the drum body; the lower end of the leakage-resistant tank is provided with a liquid outlet pipe communicated with the cambered groove; the liquid outlet pipe is provided with a liquid outlet valve; elastic devices are uniformly distributed on the inner surface of the drum body in the axial direction of the drum body; and the elastic devices are connected with a wide partition board which can elastically rotate around the elastic devices. The high-efficiency leakage-resistant rotating drum can collect the treatment liquid leaked by the rotating drum to prevent pollution, and has the advantages of low breaking tendency of the hide, low working resistance and higher efficiency.
Owner:QINGDAO R & D INST XIAN JIAOTONG UNIV

A kind of preparation method of ceria modified montmorillonite supported ruthenium catalyst

The invention discloses a method for preparing a cerium dioxide modified montmorillonoid loaded ruthenium catalyst and belongs to the technical field of catalyst synthesis. The method comprises a moistening process, an acidification process, a washing process, a roasting process, a modification process, a soaking reduction process and a ruthenium catalyst roasting process. The method disclosed bythe invention is simple to operate, a montmorillonoid raw material is convenient to get, low in production cost, green and environment-friendly in production process, low in catalytic oxidation reaction temperature, high in efficiency in removing methylbenzene in the air, relatively good in catalytic complete oxidation activity and relatively high in practical value.
Owner:TAIZHOU UNIV
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