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34results about How to "Guaranteed Quality Standards" patented technology

Automatic control system and method of pre-tensioning prestress construction

The invention relates to the technical field of prefabricated beam construction, in particular to an automatic control system and method of pre-tensioning prestress construction. The automatic control system comprises an automatic control center and a power system. The automatic control center is connected with a monitoring device and a control device. The monitoring device comprises a component used for monitoring the steel strand tensioning parameters and the pressure of the power system. The automatic control center is further provided with a signal receiving device and a micro processing module. An original data signal is received by the signal receiving device, analyzed and processed by the micro processing module, converted into a control signal and transmitted to the control device. The tensioning process is completed through control of the control device to the power system. By the adoption of the automatic control system, the problems that according to manual control, numerical reading is inaccurate, and the tensioning stress is difficult to control accurately are solved, the tensioning stress is well controlled, the tensioning process of steel strands meets the technological requirements, the quality of a prefabricated beam is improved, and standard production of products is also promoted.
Owner:CHINA RAILWAY 23RD BUREAU GRP RAILTRANSIT ENG CO LTD +1

Electric desalting equipment and method for crude oil

The invention discloses electric desalting equipment and method for crude oil. The electric desalting equipment for crude oil comprises a high-frequency / high-voltage pulse alternating-current power supply system, an electric desalter, a floating emulsified oil collector, an oil incoming pipeline, an oil pumping pipeline, a reinjection pipeline, a dosing pipeline, heating equipment and a compact tubular electric field emulsion breaker, wherein the oil incoming pipeline is arranged at the upper part of the electric desalter, and the floating emulsified oil collector is arranged in an emulsifiedliquid layer and is connected with a bottom inlet of the compact tubular electric field emulsion breaker; and a top outlet of the compact tubular electric field emulsion breaker is connected with thebottom of the electric desalter. According to the invention, crude oil desalting efficiency can be effectively improved; the problems that a conventional electric desalter is poor in operation stability and not obvious in electric field effect are solved; an inevitable oil-water emulsifying layer in an electric desalting tank can be accurately extracted and fully demulsified and then reinjected, so it is guaranteed that the quality of crude oil at the outlet reaches the standard, the oil content of electric desalting cut water is reduced, and chemical cost and heating cost can be greatly reduced.
Owner:BEIJING INSTITUTE OF PETROCHEMICAL TECHNOLOGY

Optimum burden calculation method for electric furnace smelting

The invention relates to an optimum burden calculation method for electric furnace smelting, which comprises the following steps: establishing a raw material consumption constraint equation, a finished product target composition constraint equation, a finished product target gross-weight constraint equation and an optimum burden target function, and on this basis, building a linear programming mathematical model, thereby obtaining a set of pre-burden scheme; feeding materials to smelt according to the pre-burden scheme, and after iron and steel materials are completely melted, measuring chemical compositions of online molten steel; and establishing a raw material consumption constraint equation, a finished product target composition constraint equation, a finished product target gross-weight constraint equation and an optimum burden target function, and on this basis, building a linear programming mathematical model, thereby obtaining a set of refining or stokehold quenched and tempered burden scheme. Compared with the prior art, the method disclosed by the invention has the beneficial effects that the problems of low artificial operation accuracy, unstable quality control, high experience dependence, and difficult concurrent consideration of cost and quality in the prior art are solved; and the remote control can be realized by using a network platform, so that the method is suitable for being butted with modern management means, thereby improving the stokehold automated operation capacity.
Owner:ANGANG SUBSIDIARY ENTERPRISE

Manufacturing method for special road-surface precast plate of simulated ice surface of tire test field

The invention discloses a manufacturing method for a special road-surface precast plate of a stimulated ice surface of a tire test field. The manufacturing method is characterized by comprising the following steps: manufacturing a precast plate steel template; drilling and turning over a pre-embedded tube circular hole; measuring bottom plate height difference; drilling a bolt hole in a bottom plate; checking the template, clearing impurities and coating a mould release agent; installing a pre-embedded part and a hanger; installing panel ceramic tiles and casting concrete; dismounting the mould, turning cover and checking. Compared with the prior art, the manufacturing method has the advantages as follows: advantages of other concrete component construction processes are integrated, a construction method is simple and easy to operate, the template is convenient to mount and dismount, production efficiency is greatly improved, a construction work-period is shortened, and the template and the hanger can be recycled. The technology has the remarkable advantage of being adaptive to various high-precision concrete prefabricated parts, and has very strong applicability and ascendency on construction of high-quality standard projects such as China car test fields and high speed railways, and similar concrete components.
Owner:THE FIFTH ENG CO LTD OF CHINA RAILWAY NO 10 ENG GRP

Straight-flow shut-off valve sealed with elastic valve seat under fluid pressure

The invention relates to a straight-flow shut-off valve which is sealed with an elastic valve seat under fluid pressure. According to the straight-flow shut-off valve, a support body which is arranged on a circular table of a valve flap additionally is connected with the valve flap and the circular table by a rib plate, and one end of the support body is supported in an annular groove which is bulged outwards out of the upper part of a valve body; a pin shaft is connected with a hole in the support body by a shaft hole of the valve body; a connecting body which extends out of one side is arranged at the position which is close to the upper part of a center circle on one side of a sealing body on the valve flap; a notch in the end of a valve rod is matched with two planes of the connecting body, and a straight notch is connected with a pin arranged in a pin hole in the tail end of the valve rod; an angle alpha of an inlet flow channel A and an outlet flow channel B of a valve body is 45 degrees; the circular arcs of the sealing ends of elastic valve seats are consistent with those of the valve bodies; the excircle is matched with a flow channel hole in the valve body; and upper and lower planes outside the elastic valve seat are hermetically connected with a lower sealing gasket in the valve body and an upper sealing gasket in a valve cover respectively.
Owner:戴学祥

Dual-unit multi-group plaster application machine

The invention belongs to the field of external use medicine, and particularly relates to a dual-unit multi-group plaster application machine. The dual-unit multi-group plaster application machine comprises a driving roller motor, a dual-unit multi-group plaster, a driving roller A, a driving chain A, a driving roller B, a knife pressing roller speed change motor, a knife pressing roller portal frame, a rubber roller, a knife pressing roller pressure regulator, a knife pressing roller, a pressing cutting blade, a traction strip, a protective layer organizing roller, a plaster raw material pressure tank, a plaster application strip-shaped hole, a plaster application regulation switch, a plaster applicator, a plaster bearing layer organizing roller, a protection layer winding drum material, a plaster surface layer organizing roller, an auxiliary organizing roller, a winding drum material mounting rack, a bearing layer winding drum material and a plaster surface layer winding drum material. The dual-unit multi-group plaster application machine adopts the four-unit operation mode, plaster units are connected virtually and can be selected and separated, and the adaptability of the area of the plaster units of plaster carriers can be adjusted only by replacing the specifications of the knife pressing roller according to symptomatic performances and purposes of produced plasters.
Owner:宁波绿牌知识产权咨询服务有限公司

Intelligent track laying method and intelligent track laying equipment

The invention discloses an intelligent rail laying method and intelligent rail laying equipment. The equipment comprises a steel rail conveying vehicle, a steel rail sorting vehicle with a steel rail sorting device, a steel rail pushing vehicle with a steel rail pushing device, and a steel rail tractor with a steel rail traction device, wherein the steel rail sorting vehicle, the steel rail pushing vehicle, and the steel rail tractor are sequentially positioned in front of the steel rail conveying vehicle. A roller clamping hand device is still arranged on the steel rail tractor, and a special roller recycling vehicle is arranged behind the steel rail tractor and provided with the roller clamping hand device and a roller dragging-out device. A fastener fastening vehicle is arranged behind the steel rail conveying vehicle and is provided with a fastening device for mounting fasteners to fix steel rails. In the whole operation process of the whole rail laying equipment, a driver needs to drive parts of the operation vehicles, process monitoring personnel needs to monitor the working conditions of all the operation vehicles and stiff neck steel rails need to be manually and preliminarily fixed, other operations do not need manual participation any more, and the operation efficiency of the whole equipment is remarkably improved; and the quality standard of the operation completed under the control of the automatic control system can be completely guaranteed.
Owner:CHINA TIESIJU CIVIL ENG GRP CO LTD +2

Verification method of air purifier filtering device and online car-hailing platform system

InactiveCN107415646AImprove reliabilityAffect the effect of air purificationAir-treating devicesTransmissionValidation methodsAir purifiers
The invention provides a verification method of an air purifier filtering device. The verification method of the air purifier filtering device comprises the steps that a verification chip reads ID information of an ID chip, the ID information which only corresponds to the filtering device is verified through an algorithm, if the ID chip passes verification, an air purifying device is allowed to be started, and if the ID chip on the filtering device fails in verification or the filtering device reaches the service span, the air purifying device cannot work normally. By applying the verification method, a user can be conveniently guided to choose and use an original filtering device correctly, it is ensured that the quality of the filtering device used by the air purifying device meets the standard requirements, by using the ID information only corresponding to the ID chip of the filtering device, it is ensured that the filtering device cannot be pirated, moreover, the situation that the user uses the filtering device which is pirated or does not meet the quality requirements, and thus the air purifying effect of the air purifying device is affected can be avoided, and the reliability of the air purifying device on air environment purification can be guaranteed.
Owner:广东海客堡环境科技有限公司

Height increasing type intelligent transportation equipment and transportation method thereof

The invention discloses height increasing type intelligent transportation equipment and a transportation method thereof. The height increasing type intelligent transportation equipment comprises a plurality of conveying mechanisms arranged in a step mode, each conveying mechanism comprises a conveying belt connected to a driving shaft in a matched mode, a plurality of matching grooves are formed in the side face of the periphery of each conveying belt at equal intervals, magnetic components are embedded in the matching grooves, the matching grooves in the conveying mechanisms located at the end positions are higher than the matching grooves in the conveying mechanisms located in the middle positions, a plurality of parallel sliding rails are arranged in the matching grooves, and the sliding rails can be connected with material carrying components in a matched mode. Each material carrying component comprises a material carrying disc arranged on a loading trolley, a lifting column is arranged above each loading trolley, a plurality of electromagnetic valves are symmetrically arranged on the two side faces of each loading trolley, a plurality of rolling wheels are arranged on the two side faces of each loading trolley, and a driving motor is arranged in each loading trolley and used for driving the rolling wheels to rotate. The multiple conveying mechanisms are arranged in a step manner, so that the loading trolleys can perform transportation in the vertical direction.
Owner:SUZHOU QIDUAN INTELLIGENT TECH CO LTD

Quantitative material conveying device based on full-automatic intelligent machine and conveying method thereof

InactiveCN113104493ASmooth transmissionChange the amount of electricityConveyorsDrive shaftTransmission belt
The invention discloses a quantitative material conveying device based on a full-automatic intelligent machine and a conveying method thereof. The quantitative material conveying device based on the full-automatic intelligent machine comprises at least one conveying mechanism arranged on an assembly table, a plurality of driving motors are arranged in the assembly table, driving shafts are arranged above the driving motors, the driving shafts are connected with the conveying mechanisms in a sleeved mode, and each conveying mechanism comprises a first conveying assembly and a second conveying assembly which are arranged close to each other. Each first conveying assembly comprises a matching groove formed in a conveying belt, a material carrying component is connected into each matching groove in a matched mode and comprises a moving table and a material carrying disc arranged on the moving table, a lifting column is arranged above each moving table, each material carrying disc is arranged above the corresponding lifting column, a plurality of electromagnetic valves are symmetrically arranged on the two side faces of each moving table, round grooves are formed in the top faces of the electromagnetic valves, and each round groove is matched with one magnetic body. By controlling the multiple electromagnetic valves symmetrically arranged on the two side faces of each moving table, the corresponding material carrying component is rapidly replaced to the conveying assembly needing a conveying route.
Owner:SUZHOU QIDUAN INTELLIGENT TECH CO LTD

Wormwood allergy-relieving repairing cream and preparation method thereof

The invention provides a wormwood allergy-relieving repairing cream. The wormwood allergy-relieving repairing cream comprises the following raw materials in parts by weight: 3-10 parts of plant essential oil of wormwood, 8-15 parts of camellia oil, 3-8 parts of natural squalane, 2-8 parts of vitamin E, 3-8 parts of ceramide, 3-8 parts of nicotinamide, 5-10 parts of provitamin B5, 3-10 parts of an amino acid humectant, 0.3-0.8 part of allantoin and 2-7 parts of an emulsifier, with the balance being deionized water. A specific preparation method of the cream comprises the following steps: mixing the camellia oil, the natural squalane and the vitamin E, adding the emulsifier, and conducting melting to obtain an oil-phase mixture; mixing the ceramide, the nicotinamide, the provitamin B5, the amino acid humectant, the allantoin and the deionized water to obtain a water-phase mixture; and adding the water-phase mixture into the oil-phase mixture, conducting mixing to obtain a white emulsion matrix, performing natural cooling, and adding the plant essential oil of wormwood to obtain the wormwood allergy-relieving repairing cream. The wormwood allergy-relieving repairing cream prepared by the invention has the effects of resisting allergy and soothing and repairing skin.
Owner:ZHENGZHOU UNIV OF IND TECH

Ointment carrier

The invention belongs to the field of external medicine, and particularly provides an ointment carrier. The ointment carrier comprises a plaster surface layer, an ointment bearing layer and ointment protective layers, all of which are arranged layer by layer. Transverse unit tearing-selecting lines and uneven pasting strip parting lines are arranged on the plaster surface layer. The ointment carrier is divided into plaster units with the equal areas by the transverse unit tearing-selecting lines. The transverse unit tearing-selecting lines are formed by serially connecting and combining adhering lines and cutting-off lines. Uneven pasting strips are arranged on the portions, on the two sides of the plaster surface layer, of the plaster units respectively, and the pasting strips are coatedwith rubber glue through double sets of double-unit plaster machines. The unit tearing-selecting lines and the uneven pasting strip parting lines are formed in the mode that cutting-pressing knives installed at the end procedures of the double sets of double-unit plaster machines carry out cutting and pressing on a semi-finished ointment carrier. The ointment carrier is packaged in a reel mode, and the ointment bearing layer is just located between the two protective layers to achieve a quality guaranteeing effect. A double-set double-unit production mode is adopted for the ointment carrier.
Owner:芦淑艳

Intelligent machine equipment suitable for workshop production line transportation and transportation method thereof

The invention discloses intelligent machine equipment suitable for workshop production line transportation and a transportation method thereof. The intelligent machine equipment comprises a workshop production line composed of a plurality of guide rails, the guide rails comprise a plurality of branch lines which are combined together through a main line, rotating doors are arranged on the main line and the branch lines, the rotating doors are suspended on the guide rails through supporting frames, a connection section is arranged between the main line and each branch line, the main line and the branch lines located at the connection sections are parallel to each other, a plurality of parallel guide grooves are formed in the two side faces of the guide rails, and the guide grooves are connected with material carrying components. Each material carrying component comprises a material carrying hopper arranged on a loading trolley, at least two electromagnetic valves are symmetrically arranged on the two side faces of each loading trolley, a plurality of driving wheels are symmetrically arranged on the two side faces of each loading trolley, and the driving wheels are connected into the guide grooves in a sliding mode. The loading trolleys are rapidly changed to convey on the guide rails of different conveying routes by controlling the electrifying quantity of the electromagnetic valves on the two sides of the loading trolleys.
Owner:SUZHOU QIDUAN INTELLIGENT TECH CO LTD

A kind of crude oil electric desalination equipment and method

The invention discloses a crude oil electric desalting equipment and method, including a high-frequency / high-voltage pulsed AC power supply system, an electric desalter, a floating emulsified oil collector, an incoming oil pipeline, an oil pumping pipeline, a reinjection pipeline, a chemical dosing pipeline, Heating equipment and compact tubular electric field demulsifier; the oil pipeline is set on the upper part of the electric desalter, and the floating emulsified oil collector is set in the emulsion layer and connected to the bottom inlet of the compact tubular electric field demulsifier ; The top outlet of the compact tubular electric field demulsifier is connected with the bottom of the electric desalter. It can effectively improve the efficiency of crude oil desalination. On the one hand, it solves the problems of poor operation stability of conventional electric desalters and the effect of electric field is not obvious. On the other hand, it can accurately extract and fully break the oil-water emulsion layer that inevitably exists in the electric desalter. After re-injection, the quality of exported crude oil is guaranteed to meet the standard and the oil concentration of the electric desalination cut water is reduced. At the same time, it can also greatly reduce the cost of chemicals and heating.
Owner:BEIJING INSTITUTE OF PETROCHEMICAL TECHNOLOGY

Activated carbon air purifier capable of detecting harmful gas

The invention particularly discloses an activated carbon air purifier capable of detecting harmful gas. The activated carbon air purifier comprises an air purifier box, and further comprises a controller, an air inlet pump, an air outlet pump, an air blower, a filter layer set and gas sensors; the filter layer set is detachable; and the controller, the air inlet pump, the air outlet pump, the air blower, filter layers and the gas sensors are electrically connected. The air purifier is provided with the multiple gas sensors, the quality of air obtained before and after purification can be detected, and it is guaranteed that the quality of the purified air reaches the standard; the controller can assess the air quality according to preset procedures and controls the working states of the air inlet pump, the air outlet pump and the air blower in real time according to data of the gas sensors, and a control panel can input the quality of the air in a zone into the corresponding preset procedure; activated carbon is adopted in the air purifier, extra working waste cannot be generated in the working process, and the activated carbon air purifier is green and environment-friendly; and the air purifier has a wide market prospect.
Owner:ZHEJIANG KECHAO ENVIRONMENTAL PROTECTION

Manufacturing method of special pavement precast slab for simulating ice surface in tire test field

The invention discloses a manufacturing method for a special road-surface precast plate of a stimulated ice surface of a tire test field. The manufacturing method is characterized by comprising the following steps: manufacturing a precast plate steel template; drilling and turning over a pre-embedded tube circular hole; measuring bottom plate height difference; drilling a bolt hole in a bottom plate; checking the template, clearing impurities and coating a mould release agent; installing a pre-embedded part and a hanger; installing panel ceramic tiles and casting concrete; dismounting the mould, turning cover and checking. Compared with the prior art, the manufacturing method has the advantages as follows: advantages of other concrete component construction processes are integrated, a construction method is simple and easy to operate, the template is convenient to mount and dismount, production efficiency is greatly improved, a construction work-period is shortened, and the template and the hanger can be recycled. The technology has the remarkable advantage of being adaptive to various high-precision concrete prefabricated parts, and has very strong applicability and ascendency on construction of high-quality standard projects such as China car test fields and high speed railways, and similar concrete components.
Owner:THE FIFTH ENG CO LTD OF CHINA RAILWAY NO 10 ENG GRP

Data monitoring device

The invention relates to the technical field of data monitoring, and in particular relates to a data monitoring device which comprises a working box, a sampling assembly is arranged on one side of the working box, a fixing assembly is arranged at the bottom of one side of the sampling assembly, and a display assembly is arranged on the side, away from the fixing assembly, of the sampling assembly. The display assembly comprises a display screen, a control switch plate and a rotating disc, a protection plate is fixedly arranged at the outer edge of the display screen, the control switch plate is fixedly arranged on the surface of one side of the bottom of the display screen and electrically connected with the display screen, a connecting shaft is arranged at the center of the bottom of the protection plate, and a motor is arranged below the connecting shaft. The data monitoring device has the beneficial effects that a user rotates the whole rotating disc under the action of the motor, and the angle of the display screen in use can be adjusted in the rotating process of the rotating disc, so that the user can conveniently operate the whole display screen, the whole device can be controlled to monitor an initiating explosive device under the action of the display screen, and the quality of the whole initiating explosive device reaches the standard.
Owner:郑文苑 +2

Method for preparing metallographic specimen of ultra-fine grain hot-rolled ribbed steel bar

The invention provides a method for preparing a metallographic specimen of an ultra-fine grain hot-rolled ribbed steel bar, which comprises the following steps of: limiting the particle size of a grinding wheel in a flat grinding machine in the step (3) to be 80 meshes, adjusting to use 320-mesh abrasive paper in the step (4), and carrying out multiple combined tests on the abrasive paper in the step (4) and other abrasive paper with various meshes, preferably 800-mesh abrasive paper as the step (5), so as to obtain the metallographic specimen of the ultra-fine grain hot-rolled ribbed steel bar. After improvement, the method only comprises seven steps, two steps are omitted compared with a traditional sample preparation method, grinding and polishing operation can be completed within two minutes by using the method, about three minutes are saved compared with the traditional sample preparation method, the operation efficiency of metallographic sample preparation is greatly improved, meanwhile, an inspection surface is free of illusion, and the method is suitable for large-scale popularization and application. The sample forming rate can reach 100%; the sample preparation steps are simplified, the time spent on grinding and polishing is shortened, the sample preparation efficiency and effect are improved, the labor intensity of workers is reduced, and meanwhile it is guaranteed that the sample preparation quality reaches the standard.
Owner:SHANDONG IRON & STEEL GRP YONGFENG LINGANG CO LTD

Shale gas fracturing flow-back fluid electrolysis disinfection device skid

The invention discloses a shale gas fracturing flow-back fluid electrolysis disinfection device skid and relates to the technical field of environment protection water treatment. The gas fracturing flow-back fluid electrolysis disinfection device skid comprises a water preprocessing skid, an electrolysis skid and an electrolysis product processing skid and is characterized in that the electrolysisskid comprises a sodium hypochlorite generator, the feed inlet of the sodium hypochlorite generator is provided with a feed pipeline, the feed pipeline is communicated with a soft water tank and a sodium chloride storage tank through pipelines, a first water distribution pump for conveying soft water is arranged on the pipeline between the feed pipeline and the soft water tank, and a second waterdistribution pump for conveying salt water is arranged on the pipeline between the feed pipeline and the sodium chloride storage tank; the electrolysis product processing skid comprises a sodium hypochlorite storage tank and an exhaust unit for discharging hydrogen, and a feeding pipe with a feeding pump is connected to the discharge outlet of the sodium hypochlorite storage tank. The device skidis convenient to demount, capable of achieving whole vehicle haulage, small in floor space, convenient and flexible in setting and applicable to different areas.
Owner:SICHUAN WELDON CHEM
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