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90results about How to "Avoid dosage" patented technology

Construction method of spiral-rising-type reinforced concrete structure based on BIM

The invention discloses a construction method of a spiral-rising-type reinforced concrete structure based on BIM. A formwork and a supporting system can be automatically generated, the formwork splicing design can be automatically completed, three-dimensional construction simulation can be conducted, intelligent materials are optimized, and the use amount of various materials can be counted and precisely calculated. A BIM software technology is used for conducting three-dimensional modeling on a spiral-rising-type building structure, the splicing size, the supporting system and a safety calculation book of the building structure are determined, and construction workers conduct construction by directly in combination with a three-dimensional model according to a formwork scheme; by using the BIM technology, the speed of designing the formwork is high, the precision of designing the formwork is high, the loss of a supporting rack is reduced, the use efficiency of steel pipes is improved,and the situation is avoided that in the process of calculating the use amount of the materials of the framework and a scaffold, a common artificial design framework is changed, and the materials arewasted due to an unreasonable formwork splicing mode; the energy is saved, the environment is protected, and the engineering construction cost and the construction difficulty are reduced.
Owner:CHINA MCC17 GRP

Tile crack sealer and preparation method thereof

The invention discloses a tile crack sealer and a preparation method thereof. The tile crack sealer comprises the following raw materials: cement, aggregates, a swelling agent, a water-reducing agent,a water-retaining agent, redispersable latex powder, a hydrophober, an antibacterial agent and a defoaming agent, and the antibacterial agent is chitosan-polyacrylic acid composite nano particles. The preparation method of the tile crack sealer comprises the following steps: drying tile polishing waste residues, and mixing the tile polishing waste residues with flyash to obtain aggregates; modifying carboxypropyl methyl cellulose ether through glyoxal to obtain the water-retaining agent; dissolving chitosan and acrylic acid in water, adding potassium persulfate and dextran, and drying to obtain the antibacterial agent; and stirring and mixing the various raw material components to obtain the crack sealer. The prepared crack sealer has the advantages of high caking property, shrinking resistance, high dispersity, good peaceability, corrosion prevention and insect repelling, the tensile strength is high, the service life is long, and burdening and construction operation are simple; andthe preparation method is high in operability and high in repeatability, the process and equipment are simple, less materials are taken, the cost is low, the efficiency is high, and the tile crack sealer is convenient to popularize.
Owner:佛山瓷牛新材料有限公司

Centrifuging device

The invention discloses a centrifuging device comprising a rack, an operation door, a detection part, a hot air circulation part and a control device, wherein a rotor is a rotatable tool clamp provided with a containing product and is fixed on a rotation driving mechanism; a rotation chamber is arranged in the rack and can contain the three-dimensional space of a rotation disc; the rotation driving mechanism comprises a driving part fixed on a supporting frame arranged in the rotation chamber; the driving part is provided with a driving shaft part which can be driven and can be rotatable; the detection part is used for detecting whether the operation door is in a close state; the detection part comprises a first sensor and a second sensor and is fixed in an operation door frame on the rack; the hot air circulation part comprises a fan, a heating pipe, and an air duct arranged in the rack; the control device can be used for performing rotation frequency setting, running time setting, hot air circulation time and temperature setting, and whole machine starting, stopping and sudden stopping. The device is used for achieving glue filling of a single film shell, and a centrifuging function of multiple film assemblies and also is used for effectively controlling the glue filling amount and the centrifuging function time.
Owner:浙江洁弗环保科技有限公司

Air compressor centrifugal impeller

The invention discloses a compressor centrifugal vane wheel of an aircraft engine. The compressor centrifugal vane wheel comprises a first disc and a second disc. The first disc and the second disc are overlapped to form the integral vane wheel. The first disc comprises a first outer ring edge, a first ring body and a first inner ring edge. The first outer ring edge is arranged at the outer edge of the first ring body and the first inner ring edge is arranged at the inner edge of the first ring body. The second disc comprises a second outer ring edge, a second ring body and a second inner ring edge. The second outer ring edge is arranged at the outer edge of the second ring body and the second inner ring is arranged at the inner edge of the second ring body. An inner cavity is defined by the first outer ring edge, the first ring body, the first inner ring edge, the second outer ring edge, the second ring body and the second inner ring edge in an enclosed mode and used for reducing the dead load of a low-stress zone structure. A limiting structure used for keeping the relative spacing distance between the first inner ring edge and the second inner ring edge is arranged between the first inner ring edge and the second inner ring edge. The weight of an impeller disc can be effectively reduced, the stress of the impeller disc is reduced, the service life of the impeller disc is prolonged, the axial movement of an outlet of the centrifugal impeller can be reduced due to a double-channel load-carrying structure, and the design of gaps between blade bits is facilitated.
Owner:CHINA AVIATION POWER MACHINE INST

Offshore platform sewage treatment method

The invention discloses an offshore platform sewage treatment method, which organically couples a mechanical steam recompression concentration technique, a supercritical water oxidization technique and a reverse osmosis filter technique. The method comprises the following steps that (A) offshore platform sewage is subjected to oil removal by an oil removal groove and is concentrated by a mechanical steam recompression evaporation device; (B) after being mixed, concentrated water and oil contents enter a supercritical water oxidization device for efficient treatment; (C) condensed water condensed by a concentration device and outlet water after treatment of the supercritical water oxidization device are mixed and then generate reuse purified water after being filtered by active carbon and a reverse osmosis device; (D) heat generated by the supercritical water oxidization device is respectively used for evaporation concentration and production life; (E) purified water generated by the reverse osmosis device is used for steam and production life reuse; (F) adsorption saturation active carbon is regenerated after being treated by the supercritical water oxidization device. The method has the advantages that efficient organic pollutant treatment and disposition are integrated; meanwhile, the efficient degradation and resource utilization of the offshore platform sewage are realized.
Owner:GUANGXI UNIV

Agricultural irrigation device convenient for pipe distribution

The invention discloses an agricultural irrigation device convenient for pipe distribution. The agricultural irrigation device comprises a device body, wherein the device body is mainly composed of a water tank, side plates, a drip irrigation ball and buried pipes; the bottom of the interior of the water tank is fixedly connected with an electric lifting device; a chute is formed in the inner wall of the water tank; slide blocks are connected in the chute in a sliding manner, and a slide bar is connected between the slide blocks; the electric lifting device is connected with the slide bar; a water collection plate is hinged on the slide bar; a bottom plate is fixedly connected between the side plates; a double-shaft motor is fixedly connected onto the bottom plate; two ends of the double-shaft motor are connected with a rotating shaft; a moving part is arranged on the rotating shaft in a sleeving manner, sleeves the outer side of a fixing rod and is connected with the fixing rod in a sliding manner; the bottom of the moving part is fixedly connected with a connecting piece; a coiled pipe roller is rotationally connected onto the connecting piece. According to the device disclosed by the invention, the workload of people is reduced, the usage amount of water is also reduced, the condition that a drop irrigation nozzle is blocked is avoided, and due to the device, rainwater can be effectively collected to enter the water tank, and then water resources are saved.
Owner:惠安益源信息技术咨询有限公司

Veterinary traditional Chinese medicine care solution for preventing animal mastitis and preparation method of veterinary traditional Chinese medicine care solution

The invention discloses a veterinary traditional Chinese medicine care solution for preventing animal mastitis and a preparation method of the veterinary traditional Chinese medicine care solution. The care solution is prepared from 1-4 parts of bletilla striata, 1-4 parts of dragon's blood, 1-4 parts of folium isatidis, 1-4 parts of pubescent holly root, 1-4 parts of catechu, 1-4 parts of folium eucalypti, 1-4 parts of turmeric, 1-4 parts of groundsel and 1-4 parts of uniflower swisscentaury root. The traditional Chinese medicine care solution for of livestock has effects of activating blood circulation to dissipate blood stasis, diminishing swelling and dispersing carbuncle, expelling pus and dredging collaterals, mainly treats early stage of acute mastitis, inflamed hot pain, ulcer and yellow swelling. The traditional Chinese medicine care solution is suitable for prevention and treatment of diseases in the lactation period such as clinical and recessive mastitis, mammillitis and breast lump of livestock such as milk cows, sheep and pigs. The veterinary traditional Chinese medicine care solution is a liquid film formation preparation, the preparation process is simple and controllable, and the traditional Chinese medicine care solution is good in transdermal absorptive action and safe to use. The traditional Chinese medicine care solution for of livestock has good functions of anti-inflammation, antipyresis, analgesia, blood circulation promotion and blood stasis removal, and has good preventive effect on mastitis of milk cows, sheep and pigs.
Owner:HARBIN SHENGCAOTANG PHARMA

MVR (mechanical vapor recompression) concentration and rectification system and recovery method for DMAC (dimethylacetamide) waste liquid

The invention relates to the technical field of DMAC waste liquid treatment, in particular to a DMAC waste liquid MVR concentration and rectification system which comprises a first concentration tower, a second concentration tower, a rectification tower, a deacidification tower, a flash tank, a feed heater, a condenser, a DMAC reflux tank and a DMAC finished product tank. A material outlet of a waste liquid tank in the tank area is connected with a material inlet of the first concentration tower through a waste liquid pump, a material outlet of the first concentration tower is connected with a material inlet of the second concentration tower through a discharging pump, and a material outlet of the second concentration tower is connected with a liquid phase material inlet of the flash tank through the discharging pump. According to the invention, DMAC is concentrated within 100 DEG C, and rectification and deacidification are carried out within 100 DEG C, the whole process is completely carried out at a low temperature, DMAC is basically not decomposed, and the final DMAC decomposed product dimethylamine is extremely low in content in the atmosphere, meets the emission standard and can be discharged up to the standard; and the content in water at the top of the tower is less than 40ppm, so that the water can be reused in a production line, and air pollution and water pollution are thoroughly solved.
Owner:常州冀德环保科技有限公司
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