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57results about How to "Improve adaptability" patented technology

Oil pumping unit dynamic balance timely automatic regulating device and control method thereof

InactiveCN102817588AImprove adaptabilityImprove convenienceFluid removalAuto regulationDynamic balance
The invention provides an oil pumping unit dynamic balance timely automatic regulating device and a method for improving an existing oil pumping unit with a crank and a fixed balance weight by utilizing the device. According to the oil pumping unit dynamic balance timely automatic regulating device, an adjustable balance weight part of the oil pumping unit dynamic balance timely automatic regulating device is arranged on the side surface of the crank, the adjustable balance weight part timely moves on the side surface of the crank so as to excellently regulate the dynamic balance of an oil pumping unit, further, the adjustable balance weight part comprises a carrier and one or a plurality of balance weights, the carrier can move along the crank side surface, the one or the plurality of balance weights is / are detachably arranged on the carrier, a hydraulic mechanism drives the carrier, a control device with a central processing unit (CPU) microprocessor detects the dynamic balance of the oil pumping unit and timely controls the hydraulic mechanism, then the timely dynamic balance control of the oil pumping unit is achieved, thereby the control capacity of the oil pumping unit dynamic balance is improved, simultaneously the electrical energy is saved, and the production cost is reduced.
Owner:孙显清

Quaternary ammonium salt concrete anti-mud agent, and preparation method and application thereof

ActiveCN108545978AImprove securityThe production process is simpleOrganic compound preparationAmino compound preparationDistillationOrganic solvent
The invention provides a quaternary ammonium salt concrete anti-mud agent, and belongs to the technical field of building materials. The molecular structure of the quaternary ammonium salt concrete anti-mud agent is as shown in formula I, wherein R or R' is a hydrocarbyl group with a molecular weight of 200 or below, or a derivative of the hydrocarbyl group, and X or X' is selected from Cl, Br andI. The invention also provides a preparation method of the anti-mud agent. The preparation method comprises the following steps: 1) dissolving N,N,N,N-tetramethyl-1,4-phenylenediamine and a halogenated hydrocarbon into an inert organic solvent at an inert atmosphere; 2) controlling the temperature of the system, carrying out stirring, and carrying out reflux condensation; and 3) carrying out reduced pressure distillation to remove the organic solvent, adding distilled water to obtain an aqueous solution of the quaternary ammonium salt type concrete anti-mud agent. According to the anti-mud agent provided by the invention, epoxy monomers are not used as raw materials, the safety is high, and the production process is simple and convenient. When the usage amount of the anti-mud agent provided by the invention accounts for 0.05-0.25 wt% of the total mass of the concrete glue material, the addition amount of a water reducing agent of high-mud-containing mechanism sand concrete can be reduced by 0.5% or more, and the newly mixed concrete has no fluidity loss in 3 hours.
Owner:广西中建西部建设有限公司 +3

Turnover nursing assistive device and nursing bed provided with assistive device

PendingCN107802435AGood market application prospectImprove adaptabilityAmbulance serviceNursing bedsAssistive deviceBed boards
The invention provides a turnover nursing assistive device. The turnover nursing assistive device is applied to a nursing bed provided with a turnable bed plate. The turnover nursing assistive devicecomprises a partial load part, and the partial load part is used for being arranged on the bed plate at the inner sides of the limbs of the human body; at least two partial load parts are arranged onthe bed plate at the inner sides of the limbs at the two sides; the partial load parts are in a limb full-covering shape or a limb semi-covering shape as a whole. When the turnover operation is needed, with turning of the bed plate at one side, the weight of the affected limb part of a patient acts on the partial load part at the inner side of the affected limb, and therefore the pressing strengthof the body at the other side of the patient is greatly lowered. Compared with the prior art, the possibility that bedsore occurs on the apophysis part can be lowered to the greatest extent; meanwhile, the partial load parts can lower the pressure feeling of the body at the side where the patient is in contact with the bed plate, and the comfort when the patient is in the side lying posture is effectively improved. Besides, on the basis of the supporting effect of the limbs on the patient by the partial load parts, the side lying posture can be achieved simply without the assistance of many nursing personnel. On this basis, the invention further provides the nursing bed provided with the assistive device.
Owner:向红

Preparation method of concrete water reducer

InactiveCN102372829AHigh activityImprove adaptabilityUnsaturated fatty acidChemistry
The invention provides a preparation method of a concrete water reducer, comprising the following steps: 1) letting MPEG and unsaturated acid be subject to esterification to obtain a mixture of MPEG unsaturated fatty acid and unsaturated acid (salt); 2) dissolving nonsaturated polyether; 3) adding an initiator, and adding the mixture of MPEG unsaturated fatty acid and unsaturated acid (salt), a chain transferring agent and a promoter dropwisely; and 4) keeping warm and aging, neutralizing with alkali, and discharging. By using a copolymerization method to copolymerize the ester unsaturated monomer and the ether unsaturated monomer, the water reducer with good adaptability is prepared.
Owner:SHANGHAI TAIJIE CHEM

Flywheel system rotation speed control method driven by direct current motor

ActiveCN106059413AImprove adaptabilityRobustDC motor speed/torque controlEquivalent controlLow-pass filter
The present invention provides a flywheel system rotation speed control method driven by a direct current motor. A given target rotation speed and a real rotation speed are used for calculating error amount, and then a sliding modal variable is calculated; the sliding modal variable is modulated by a low pass filter to obtain equivalent control signals which are taken as input, and a dual-layer self-adaptive algorithm is designed for performing control gain online regulation; and the sliding modal variable and the control gain are inputted into the designed supercoiling control algorithm to obtain the control voltage. Because the closed loop system controlled by the method provided by the invention can be stably regulated to a target rotation speed in a limited time so as to have good robustness and control precision. An effective means is provided for the engineering of the high-precision rotation speed control of a flywheel system.
Owner:NAT UNIV OF DEFENSE TECH

Microchannel-group integrated heat-pipe radiator

This invention relates to a micro-slot group integrated heat-pipe radiator including a closes shell made of metal thin plates, in which, the inside cavity of the shell is vacuum filled with working fluid, a core piled up closely by multiple metal thin plates are set in the closed shell, the outer surface of the core is welded to the internal surface of the shell, gaps generating capillary force to adsorb the working fluid is set between the metal thin plates, the surface of the plate is opened with through holes, multiple piled up through holes form through holes on said core to drive the boiled fluid to flow among the slots adjacent to said metal thin plates.
Owner:杨洪武

External machining fixture for one-step clamping

The invention relates to an external machining fixture for one-step clamping. The external machining fixture comprises a body and a sliding tip cone, the sliding tip cone is mounted inside the body and is limited to only axially slide inside the body by a positioning screw, a driving plate is sleeved at the front end of the body, a support lever is arranged at the rear end of the sliding tip cone, a nut is arranged at the front end of the support lever, a hexagonal plug is arranged at the rear end of the support lever, and a Belleville spring is arranged on the support lever and is compressed inside the body by the hexagonal plug. According to the external machining fixture for one-step clamping, the sliding tip cone and driving teeth are used for double positioning support, and external machining can be realized by one-step clamping. A plurality of oil cavities are further arranged on the fixture to adapt to workpieces with different end faces, and adaptability of the fixture is improved. By means of practical machining and use, the fixture is simple in structure, high in machining precision and remarkable in implementation effect.
Owner:TONGLING NONFERROUS XINGTONG ELECTROMECHANICAL MFG CO LTD

Planting method of platycodon grandiflorums

InactiveCN106305081AEnsure the supply of water and nutrientsImprove adaptabilityAnimal repellantsBiocideAdditive ingredientDisease rates
The invention relates to a planting method of traditional Chinese medicinal materials, in particular to a planting method of platycodon grandiflorums. The planting method comprises the following steps of: soil preparation, ridge stacking, seed soaking and sowing, field management and storage. The planting method has the characteristics that in the seed sowing step, after the seeds are wrapped by traditional-Chinese-medicine extract, microwave treatment is carried out for 8-15 minutes under the condition that the microwave power is 100-200W, so that the germination rate of the seeds is increased by combining traditional-Chinese-medicine extract wrapping and microwave auxiliary treatment; by utilization of the synergistic effect of traditional-Chinese-medicine ingredients, the adaptability of the seeds is increased, and further fast and healthy germination of the seeds is achieved; by reasonable soil preparation and ridge stacking, enough water and nutrition supply to the seeds on the ridge surfaces is guaranteed, the phenomenon of soil hardening of the ridge surfaces is avoided, and further the seedling emergence rate is increased; by scientific field management, the water and nutrition supply is guaranteed, the disease rate of the platycodon grandiflorums is also reduced and further the yield of the platycodon grandiflorums is increased.
Owner:TONGREN WANSHAN DISTRICT OCEAN AGRI TECH DEV CO LTD

Front rollover mechanism of traffic cone

ActiveCN106381822AGood securityImprove adaptabilityLoading/unloading vehicle arrangmentRoad signsEngineeringFixed frame
The invention discloses a front rollover mechanism of a traffic cone. The front rollover mechanism comprises a fixing frame, wherein the fixing frame is mounted at the front end of an automatic traffic cone withdrawing and releasing storage vehicle body, and is movably connected with a guide gate main beam; the tail end of the guide gate main beam can extend out of or be retracted to one side of the vehicle body; when extending out of the outer side of the vehicle body, the tail end of the guide gate main beam stays level; a plate type door curtain is hung at the lower part of the tail end of the guide gate main beam; an arc-shaped concave opening is formed in the bottom edge of the door curtain; under the action of outer force, the door curtain swings to the back side; and when the outer force stops working, the door curtain naturally drops down under the gravity. The front rollover mechanism of the traffic cone is arranged at the front end of a vehicle; and the traffic cone is corrected from a standing state to a fallen withdrawing state, so that the subsequent action of an automatic traffic cone withdrawing and releasing storage vehicle is facilitated. The mechanism disclosed by the invention can be automatically or semi-automatically unfolded or folded at the front end of the vehicle: the mechanism is unfolded in the working state and is folded on the inner side of the side boundary of the vehicle body n the non-working state, so that normal driving of the vehicle cannot be affected.
Owner:北京泽通科技开发有限公司

Method for fermenting soil

InactiveCN104874602AReduce heavy metal contentReduce concentrationContaminated soil reclamationPaecilomyces lilacinusPesticide residue
The invention discloses a method for fermenting soil. The method specifically comprises the steps of mixing beneficial bacterium and an active substance in ratio of 1: 3-1: 9 to obtain a mixture; uniformly paving the mixture into the soil or applying into the soil along a furrow, wherein the mixture is 10 to 40cm in the soil; watering the soil until the humidity of the soil is 30 to 80%; fermenting for 3 to 5 days; maintaining the humidity to be 30 to 80% to continuously ferment for 10 to 30 days after white mycelium appears in the soil. According to the method, beneficial bacterium is added, so that harmful substances in the soil can be degraded, the compounding state of heavy metal is changed, and the nutrition in the soil is released; paecilomyces lilacinus can inhibit nematode; various bacteria interact and promote the growth, and thus dominant bacteria can be quickly obtained; with the adoption of the method, pesticide residue can be reduced, and the heavy metal can be passivated; the beneficial bacterium is added, and nematode can be inhibited; hardening is removed; the concentration of pesticide residue in the soil can be reduced to be 10mg / kg; the content of heavy metal in the soil is less than 30mg / kg; the nematode inhibition rate is 50 to 90%; the aggregate structure improvement rate of the soil is 40%.
Owner:BEIJING DERUIFENG AGRI TECH

Long-exposure panoramic image photographing device and method

The invention discloses a long-exposure panoramic image photographing device. The device comprises: an image acquisition module used for acquiring images collected by a mobile terminal viewfinder in a timing way when receiving a long-exposure photographing instruction; an image projection module used for projecting the acquired images to a preset projection space to form corresponding projection images; a registration and fusion module used for carrying out position registration and pixel fusion on subsequent projection images having a plurality of visual angles and meeting preset projection conditions with a reference projection image one by one to form new reference projection images, until all of the acquired subsequent projection images are traversed; and a reverse projection module used for reversely projecting the output projection images to a coordinate space for the mobile terminal viewfinder to collect the images to generate a long-exposure panoramic image. The invention further discloses a long-exposure panoramic image photographing method. By adopting the long-exposure panoramic image photographing device and method disclosed by the invention, the adaptability of a mobile terminal to jitter in a long-exposure photographing mode is reinforced, and the long-exposure photographing function of the mobile terminal is used more conveniently.
Owner:NUBIA TECHNOLOGY CO LTD

EDR controller of automobile event data recording system

The invention discloses an EDR controller of an automobile event data recording system. The EDR controller comprises a power supply module, an external interface module, a standby storage module, a collision detection module, an extension module and a main control module, the power supply module comprises a power supply protection circuit, a standby power supply circuit and a power supply voltagestabilizing circuit; and the input end of the power protection circuit is connected with an automobile power supply, and the output end of the power protection circuit is connected with the standby power supply circuit which is connected with the power voltage stabilizing circuit. The output end of the power supply voltage stabilizing circuit is connected with the standby storage module, the collision detection module, the expansion module and the main control module; the main control module is in bidirectional data transmission connection with the external interface module, the standby storage module, the extension module and the collision detection module; the external interface module CAN interface circuit is connected with an automobile OBD interface through a CAN gateway. The EDR controller is suitable for various types of vehicles, the application range of the EDR controller is expanded, and the data extraction efficiency is improved.
Owner:ANHUI YUESEN ELECTRONIC TECH CO LTD +1

Intelligent flood prevention gate control device and control method thereof

ActiveCN107988995AImprove adaptabilityImprove flood control performanceBarrages/weirsDamsAutomated control systemAutomatic control
The invention relates to an intelligent flood prevention gate control device and a control method thereof. The intelligent flood prevention gate control device comprises a gate frame assembly, a gateassembly and an automatic control system. The gate frame assembly comprises a left gate frame section bar and a right gate frame section bar; the gate assembly comprises a first gate body and a secondgate body; the second gate body and the first gate body are rotatably connected through a hinge assembly; the first gate body is connected with the left gate frame section bar and the right gate frame section bar; the automatic control system comprises a waterproof electric cabinet; a power assembly and a PLC (Programmable Logic Controller) are arranged in the waterproof electric cabinet; a powerassembly is arranged on the second gate body; and the PLC and the power assembly are in control connection so as to be used for controlling the second gate body to turn over around the top part of the first gate body. The intelligent flood prevention gate control device is reasonable in structure design, convenient to install and use, high in intelligence degree, capable of remote real-time communicating, long in service life, capable of effectively preventing unexpected flood situations, and wider in popularization and application space.
Owner:BEIJING DRAINAGE EQUIP

Data interaction method for scheduling master station and substation

InactiveCN105704147AEfficient Exchange MethodImprove adaptabilityTransmissionData transmissionElectric power
The invention provides a data interaction method for a scheduling master station and a substation. The method comprises: data unit type division is carried out according to a characteristic and a transmission demand of daily interactive data of a power scheduling system; a data unit type is determined by analyzing a data characteristic and a transmission demand that are involved in practical data interaction and an application service data unit suitable for a current data interaction behavior is selected according to the data unit type; an application service data unit head and an application service data unit body under the application service data unit structure are generated and are sent to a receiving terminal in a message mode; and after the message sent by a sending terminal is received, the included application service data unit head is parsed to obtain content information of the application service data unit. According to the method, a data unit type is selected according to a practical demand in practical transmission and a data unit content is formed by using different transmission coding ways. Therefore, data interaction adaption for different demands is improved and flexibility is high; and the high working efficiency for data transmission and parsing is realized.
Owner:CHINA ELECTRIC POWER RES INST +2

Path planning method and system for foot type inspection robot of transformer substation

ActiveCN112859840AImprove adaptabilitySave inspection timePosition/course control in two dimensionsVehiclesPath planRobot path planning
The invention discloses a path planning method and systemfor the foot type inspection robot of a transformer substation. The method comprises the following steps: controlling the robot to operate along a preset inspection path, collecting the surrounding environment information in the inspection process, and recognizing the type of to-be-inspected power equipment and the current operation road surface characteristics; extracting semantic information of to-be-detected power equipment, and obtaining monitoring point position information associated with the to-be-detected power equipment; and controlling the robot to break away from the preset inspection path by utilizing local path planning, and running to the optimal observation position of the to-be-inspected equipment for inspection data acquisition. By utilizing the characteristic that the foot type inspection robot has good adaptability to various road environments in the station, when approaching the inspection equipment, the robot is controlled to be separated from an inspection task through local path planning to set a global inspection path, and operates around the to-be-inspected equipment, so that all-directional inspection data acquisition of the to-be-inspected equipment can be realized, and the inspection data of the to-be-inspected point can be acquired from the optimal observation angle.
Owner:STATE GRID INTELLIGENCE TECH CO LTD

Tubular cyclone gas-liquid separation device

InactiveCN111974096AReduce shockImprove automationDispersed particle separationVapor–liquid separatorFluid phase
The invention relates to a tubular cyclone gas-liquid separation device. The tubular cyclone gas-liquid separation device comprises a rectification pre-segmentation section and a cyclone separation section, the rectification pre-segmentation section comprises a buffer vertical pipe, the lower end is connected with the upper end of the buffer vertical pipe; a bend pipe, wherein the lower end is connected with the upper end of the buffer vertical pipe; a downdip pipe, one end of the downdip is connected with the upper end of the bent pipe; a liquid separation tank is arranged below the downdip pipe, and the top of the liquid separation tank is communicated with the middle of the downdip pipe through a first connecting pipe; a cyclone separation section, the lower part of the gas-liquid separation column is communicated with the lower part of the liquid separation tank through a second connecting pipe, the middle part of the gas-liquid separation column is communicated with the other endof the downdip pipe, and gas-phase and liquid-phase outlet pipes are respectively arranged at the top and the lower part; and a reducing nozzle is arranged in the downdip pipe close to the outlet endof the downdip pipe. The gas-liquid separator can effectively convert an incoming gas-liquid slug into layered flow, eliminates strong impact of the inlet slug on the separator, maintains the stability of a cyclone field and a gas-liquid interface in the separator, improves the flow pattern conversion efficiency and the adaptability to severe working conditions, and realizes stable and reliable operation of the gas-liquid separator.
Owner:CHINA NAT OFFSHORE OIL CORP +1

Plastic part processing mechanism

The invention discloses a plastic part processing mechanism, and belongs to the field of rubber part processing. The plastic part processing mechanism comprises a bending frame, wherein the bending frame is fixedly provided with four ground feet, the ground feet are uniformly arranged at the bottom end of the bending frame, the lower part of the side wall of the bending frame is provided with a passing opening and a pushing opening, the side wall of the bending frame is provided with an inclined plate pushing frame, the upper end and the lower end of the inclined plate pushing frame are fixedly connected with the side wall of the bending frame through compression springs correspondingly, and a plane shaft seat is fixedly installed at the top end of the bending frame. The plastic part processing mechanism can realize automatic blanking of plastic parts.
Owner:SHANGRAO MEIYUDA OPTICAL INSTR CO LTD

Construction method for existing supporting system connected into subway in complex geology and environment

ActiveCN105155578AImprove adaptabilityReasonable useArtificial islandsUnderwater structuresSupporting systemAngular point
The invention discloses a construction method for an existing supporting system connected into a subway in the complex geology and environment. The construction method comprises the following steps that a point is selected from an underground diaphragm wall system to be built as a first axis point, and two intersecting surfaces of an original underground diaphragm wall supporting system of an original subway station and the underground diaphragm wall system to be built are set; a new underground diaphragm wall is built from the first axis point to the first connection surface to form a closed structure; an angular point closest to the first connection surface and the second connection surface is selected from the closed structure as a second axis point, and then two rows of third three-axis mixing piles are driven on the left side and the right side of a set third new underground diaphragm wall to be built from the second axis point to the second connection surface; and cement is poured into the spaces among first three-axis mixing piles, second three-axis mixing piles and the third three-axis mixing piles in sequence to form the first new underground diaphragm wall, the second new underground diaphragm wall and the third new underground diaphragm wall. By means of the method, the structural stability and the waterproof effect are improved.
Owner:CHINA CONSTR SIXTH ENG BUREAU CIVILENG +1
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