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200results about How to "Maintain balance" patented technology

Intelligent suspension conveying equipment for automobile tires

ActiveCN119117665Amaintain balanceAvoid large instantaneous shifts in the center of gravityConveyor partsMechanical conveyorsGravity centerControl theory
The invention discloses intelligent suspension conveying equipment for automobile tires, and relates to the technical field of tire conveying, the intelligent suspension conveying equipment comprises a suspension arm which is provided with a hollow cavity, and a sliding seat sliding in the axial direction of the suspension arm and a long-distance air cylinder driving the sliding seat to ascend and descend are arranged in the suspension arm; the telescopic sleeve piece at least comprises an inner sleeve body and an outer sleeve body connected to the outer wall of the inner sleeve body in a sliding and sleeving mode, the inner sleeve body is arranged on the outer wall of the suspension arm in a sliding and sleeving mode, a plurality of receding openings vertically extending are formed in the outer sleeve body, and connecting rods are hinged to the outer sleeve body and the side wall, corresponding to the receding openings, of the inner sleeve body. According to the invention, irregular acting force generated by elastic deformation recovery of the tire can be more uniformly dispersed, the contact points are gradually changed, and the force borne by each contact point can be effectively buffered and redistributed, so that the situation that the center of gravity is instantaneously and greatly shifted due to overlarge local stress is avoided, and the service life of the tire is prolonged. The change of the gravity center of each tire tends to be consistent, and the balance state of the stacked tires is effectively maintained.
Owner:BEIJING FOTON LOGISTICS CO LTD

Anti-allergy soothing composition and preparation method and cosmetic thereof

The invention discloses an anti-allergy soothing composition as well as a preparation method and cosmetics thereof. The anti-allergy soothing composition comprises the following components in percentage by mass: 2%-8% of a cactus extract, 1%-5% of a radix scutellariae root extract, 0.5%-3% of a Chinese herbaceous peony root extract, 2%-5% of a radix ophiopogonis root extract, 2%-5% of an oat bran extract, 40%-50% of butanediol and the balance of water. The composition has good anti-allergy and soothing effects, when the composition is applied to skin care products and cosmetics, the cosmetics can have the good anti-allergy and soothing effects, and the skin care products and the cosmetics can have good universality. Meanwhile, the preparation method of the anti-allergy soothing composition is simple and easy to implement and easy to popularize and use.
Owner:GUANGZHOU ALLIED BIOTECHNOLOGY CO LTD

Esterification phase splitter for preparing glycerol triacetate

The invention relates to the technical field of glycerol triacetate preparation, in particular to an esterification phase splitter for preparing glycerol triacetate, which comprises a tower tray arranged in a rectifying tower, umbrella-shaped covers are uniformly distributed on the upper surface of the tower tray, and the tower tray comprises a movable tray, a fixed tray, a riser and an adjusting mechanism. By optimizing the structure of the umbrella-shaped cover and the design of the adjusting mechanism, the problems of a viscous layer and entrainment caused by high viscosity of glycerol triacetate are solved, by reducing the diameter of the bottom of the umbrella-shaped cover and reducing the comprehensive height of the overflow weir, the liquid flowing space is enlarged, the liquid retention time is shortened, and by forming an air inlet groove and an adjusting hydraulic oil cylinder, the liquid retention time is shortened. The gas-phase flow area is increased, gas-liquid contact is optimized, entrainment is reduced, through adjustment of the hydraulic oil cylinder, adaptation to the requirements of different reaction stages is achieved, the height of the downcomer is increased, and the flooding risk is reduced.
Owner:ANHUI AIDIBEI BIOLOGICAL CO LTD

Layered control method and system for trajectory tracking of non-coaxial two-wheeled unmanned platform

The invention discloses a non-coaxial two-wheeled unmanned platform trajectory tracking hierarchical control method and system, and relates to the technical field of intelligent robots, and the method comprises the steps: obtaining the real-time pose information and coordinate information of an unmanned motorcycle in the driving process; inputting the pose data and the coordinate information into a vehicle-mounted calculation unit, and correcting the driving deviation of the non-coaxial double-wheel system on the premise of ensuring the stability of the vehicle based on a double-closed-loop trajectory tracking control strategy so as to track an expected trajectory; an off-line expected trajectory, a trajectory tracking controller, a self-balancing controller, an unmanned motorcycle system kinematics model and an unmanned motorcycle system dynamics model are preset in the vehicle-mounted calculation unit; the double-closed-loop trajectory tracking control strategy comprises an outer-loop pose planning layer and an inner-loop balance control layer. According to the invention, a double-closed-loop control structure is adopted, so that the trajectory tracking precision and stability of the unmanned motorcycle can be effectively improved.
Owner:BEIJING INST OF TECH

Underwater layered multi-sample sampling ship

The invention discloses an underwater layered multi-sample sampling ship, and relates to the technical field of underwater sampling equipment, the underwater layered multi-sample sampling ship comprises a ship body, a first extension arm and a second extension arm, the first extension arm and the second extension arm are arranged on the ship body, the first extension arm and the second extension arm are respectively provided with a height-adjustable sampling unit and a counterweight unit, and the sampling unit and the counterweight unit are respectively located at two sides of the ship body. The device is provided with the height-adjustable sampling unit and the counterweight unit, in the sampling process, the counterweight unit and the sampling unit can synchronously descend to the position below the water surface, the gravity deviation of the two sides of the ship body is reduced, the balance of the ship body is kept, and the ship body is prevented from deviating under the traction action of the sampling unit; therefore, the balance and the stability of the ship body in the sampling operation process are kept. Meanwhile, water samples at different positions in the sampling depth can be conveniently extracted, and the comprehensiveness of sampling operation and the accuracy of subsequent water sample detection operation are improved.
Owner:ANHUI XINSICHUANG TECH CO LTD

Application of brown planthopper NlCP6 protein and coding gene thereof in regulation and control of brown planthopper resistance of plants

The invention discloses application of brown planthopper NlCP6 protein and a coding gene thereof in regulation and control of brown planthopper resistance of plants, and relates to the technical field of genetic engineering prevention and control of rice brown planthopper. By inhibiting the expression of the coding gene of the NlCP6 protein in the brown planthopper, the growth and development of the brown planthopper can be obviously inhibited; aiming at overexpression of the nilaparvata lugens NlCP6 gene, an overexpression vector of the gene is constructed and transferred into a rice plant, so that the nilaparvata lugens resistance of the plant is greatly improved, and the weight gain and survival rate of the nilaparvata lugens eating the transgenic plant are remarkably reduced. The application method provided by the invention shows that the nilaparvata lugens NlCP6 gene plays a very important role in improving the resistance of rice nilaparvata lugens and inhibiting the growth and development of nilaparvata lugens, and has a wide application prospect; the method has great application value for reducing pesticide use, maintaining ecological balance and realizing sustainable development.
Owner:WUHAN UNIV

Control method and control device for single-leg hydraulic power-assisted exoskeleton under heavy load and exoskeleton

The invention relates to a single-leg hydraulic power-assisted exoskeleton control method and device under heavy load and an exoskeleton. The control method for the single-leg hydraulic power-assisted exoskeleton under the heavy load comprises the steps that pump valve flow distribution of all the joints is conducted according to the expected flow alpha2p of a rod cavity and the expected flow Q1m of a rodless cavity of a hydraulic cylinder in all the joints, then the control voltage of a variable-speed pump and a servo valve corresponding to all the joints is obtained, and the action of the single-leg hydraulic power-assisted exoskeleton is controlled; the pump valve flow distribution method comprises the steps that the control voltage of the variable-speed pump corresponding to the hydraulic cylinder i and the control voltage of the servo valve corresponding to the hydraulic cylinder i are determined, and the pump control part and the valve control part are controlled according to the control voltages. According to the heavy-load single-leg hydraulic power-assisted exoskeleton control method, the scheme that the pump provides low-frequency flow and the valve provides high-frequency flow is adopted for flow distribution, the problem of flow distribution caused by non-negligible oil compressibility under the heavy load is solved, and system energy consumption under the heavy load is reduced.
Owner:HEFEI UNIV OF TECH

Electric bilateral trimmer for tea garden

The utility model relates to the technical field of tea garden trimmers, in particular to an electric bilateral trimmer for a tea garden. According to the technical scheme, a storage battery is installed on a rack, a steering shaft is rotatably installed on the rack, a handle is welded to the top end of the steering shaft, a front fork is inserted into the bottom end of the steering shaft, and a front wheel is rotatably installed on the steering shaft through the front fork; trimming blades are slidably installed on the two sides of the rack through a first connecting plate and a second connecting plate, sawteeth are arranged at the bottom ends of the trimming blades, a motor is fixed to the second connecting plate through a support, the support penetrates through the trimming blades and is fixedly connected with the motor, and an eccentric shaft is arranged at the output end of the motor; and the motor stirs the trimming blade through the eccentric shaft, so that the trimming blade performs lifting motion. The electric bilateral trimmer for the tea garden integrates the advantages of maneuverability, stability, flexibility, efficiency, humanization and the like, so that the electric bilateral trimmer for the tea garden is more suitable for complex trimming requirements in a tea garden environment.
Owner:WUXI DINGJUN MASCH TECH CO LTD

Control method of multi-cabinet liquid cooling system, electronic equipment and computer readable medium

The invention discloses a control method of a multi-cabinet liquid cooling system, electronic equipment and a computer readable medium, all liquid cooling cabinets are communicated with communicating pipe sections through communicating vessels, the lengths of liquid inlet pipe sections are matched, and the lengths of liquid outlet pipe sections are matched; periodically detecting the environment temperature, the liquid level of each liquid cooling cabinet and the liquid pool temperature; determining each liquid-cooled cabinet as one of the four cabinets according to the liquid level and the liquid pool temperature of each liquid-cooled cabinet; controlling the opening of the communicating vessel of the liquid cooling cabinet with normal load and normal liquid level; for the liquid cooling cabinets with normal loads and abnormal liquid levels, liquid inlet valves of the liquid cooling cabinets are controlled according to the liquid levels of the liquid cooling cabinets; controlling a communicating vessel of the liquid cooling cabinet with abnormal load and normal liquid level to open, and controlling a liquid pump of the liquid cooling cabinet according to the temperature of a liquid pool and the environment temperature of the liquid cooling cabinet; the liquid pumps of the liquid cooling cabinets with abnormal loads and abnormal liquid levels are controlled according to the liquid pool temperature and the environment temperature, and the liquid inlet valves of the liquid cooling cabinets are controlled according to the liquid levels of the liquid cooling cabinets. And the control and cooling efficiency is improved.
Owner:ZHEJIANG KANGSHENG HEAT EXCHANGER CO LTD

Dry and comfortable antibacterial menstrual period trousers and preparation method thereof

The invention discloses dry and comfortable antibacterial menstrual period pants and a preparation method thereof, and belongs to the technical field of female hygienic products, and the preparation method comprises the following steps: beta-cyclodextrin and sophocarpidine are utilized to form a superfine capsular inclusion compound, the superfine capsular inclusion compound is adsorbed on the surface of macroporous super absorbent resin to form antibacterial composite resin powder, and the antibacterial composite resin powder is sprayed on the surface of a composite aerogel sheet; when meeting blood, the affinity of water molecules to external hydroxyl groups of cyclodextrin is enhanced, so that the binding force of matrine and beta-cyclodextrin is weakened, and matrine is released; the antibacterial composite resin powder expands when encountering water, compresses and promotes the release of the nano antibacterial inclusion compound loaded on the surface, so that the release of the matrine contained in the antibacterial composite resin powder is accelerated, and a rapid and highly-targeted antibacterial effect is realized; the composite aerogel sheet can improve the resilience force of the menstrual period trousers, has an extremely high specific surface area, a nanoscale hole structure and an extremely low heat conductivity coefficient, and can effectively prevent heat transfer and improve air permeability.
Owner:AIFU (SHANGHAI) BIOTECHNOLOGY CO LTD

Propulsion beam limiting support

The utility model discloses a pushing beam limiting support which comprises a working table, a limiting assembly is installed on the top wall of the working table, a plurality of sections of pushing beams are installed on the inner wall of the limiting assembly, and a supporting assembly is installed on the outer wall of the working table. According to the pushing beam limiting support, when multiple sections of pushing beams are welded, the pushing beams are vertically placed on the inner wall of a containing groove, a positioning pin drives a sliding seat to compress a spring in the inner wall of a mounting opening, the spring pushes a positioning block, the positioning pin is clamped into a corresponding positioning hole, and a sliding rod drives a screw block to move outwards in the inner wall of a screw cylinder; the semi-circular elastic clamping seat drives the rotating seat to be aligned to the positions of the multiple sections of propelling beams and clamped, so that when the multiple sections of propelling beams are welded, different sections can be limited and fixed, and therefore the welding fixture has good applicability during assembly, the overall installation time is shortened, the multiple sections of propelling beams can be limited and fixed, and welding is convenient.
Owner:SUZHOU SANOBO MACHINERY CO LTD

Metal rolling equipment capable of adjusting rolling thickness

The invention provides metal rolling equipment capable of adjusting the rolling thickness, and relates to the technical field of metal plate rolling. A rectangular plate is fixed to the upper end of the bottom frame, two supports are installed on the rectangular plate through bolts, two fixing bases are fixed to the two supports respectively, adjusting bolts are screwed to the fixing bases in a threaded mode, and a partition plate is installed at the upper ends of the four adjusting bolts. The spring on the vertical rod can upwards extrude the bottom roller, the spring and the top roller jointly apply rolling force to a metal plate, the position of the partition plate can be accurately adjusted by rotating the four sets of adjusting bolts, then the distance between the bottom roller and the top roller is adjusted, and accurate control over the rolling thickness is achieved; the height of the adjusting roller can be finely adjusted by controlling stretching and retracting of the first hydraulic rod, the right side of the metal plate can be effectively prevented from being pressed downwards through the adjusting roller, it is guaranteed that the metal plate is kept in a balanced state in the whole rolling process, and therefore warping or inclination caused by uneven stress is avoided.
Owner:NANTONG HONGJIN METAL MATERIALS PROCESSING CO LTD

Panda suitable habitat recovery method based on artificial forest transformation

The invention provides a panda suitable habitat recovery method based on artificial forest reconstruction, and relates to the field of artificial forest reconstruction, and the method comprises the following steps: S1, reconstructing an artificial forest, and dividing the reconstructed artificial forest into a high-altitude region, a medium-altitude region, a low-altitude region and a normal-altitude region; s2, the complementary planting vegetation in the high-altitude area is mixed planting of evergreen arbors and deciduous arbors, the complementary planting vegetation in the medium-altitude area is bamboo forest, the complementary planting vegetation in the low-altitude area is mixed planting of bamboo forest and shrubs, and the complementary planting vegetation in the normal-altitude area is mixed planting of bamboo forest and evergreen arbors; s3, performing structure adjustment in the high-altitude area, the medium-altitude area, the low-altitude area and the normal-altitude area; and S4, arranging a temperature sensor and a humidity sensor in the artificial forest. The diversity of trees in the artificial forest is improved, the growth of the trees and the balance of an ecological system are maintained, the environment and the trees in the artificial forest are monitored in real time, and the varieties of the trees capable of being planted in the range are increased.
Owner:INST OF MOUNTAIN HAZARDS & ENVIRONMENT CHINESE ACADEMY OF SCI

Gait switching control method and system of foot type mechanical arm robot

The invention belongs to the technical field of robot control, and particularly relates to a gait switching control method and system for a foot type mechanical arm robot, and the method comprises the following steps: calculating the current gait of the foot type mechanical arm robot and the position of a zero moment point of the gait to be switched; a zero moment point reference track of the foot type mechanical arm robot is planned; and controlling the foot type mechanical arm robot to move according to the zero moment point reference track by using a model predictive control algorithm, adjusting control parameters of the predictive control algorithm in real time according to a loss function, and outputting a state track and an input track in real time so as to realize gait switching of the foot type mechanical arm robot. According to the gait switching control method of the foot type mechanical arm robot, the influence of mechanical arm dynamics on the movement performance of the whole robot is fully considered, and gait switching control of the foot type robot can be achieved.
Owner:HUAZHONG UNIV OF SCI & TECH

Application of brown planthopper NlP21 protein and coding gene thereof in regulation and control of brown planthopper resistance of plants

The invention provides application of brown planthopper NlP21 protein and a coding gene thereof in regulation and control of brown planthopper resistance of plants, and belongs to the technical field of gene engineering. The invention provides a brown planthopper NlP21 protein and a sequence of a coding gene thereof. The gene is of great significance in regulating and controlling the resistance of plants to brown planthoppers and regulating and controlling the growth of the brown planthoppers. The viability of the brown planthopper can be effectively reduced by inhibiting the expression of the NlP21 gene in the brown planthopper, and the resistance of the plant to the brown planthopper can be effectively improved by overexpressing the NlP21 gene in the plant. The nilaparvata lugens NlP21 protein and the coding gene thereof provided by the invention have good application prospects, and have great application values for reducing pesticide use, maintaining ecological balance and realizing sustainable development.
Owner:WUHAN UNIV

Manganese-containing sewage treatment system and method

The invention provides a manganese-containing sewage treatment system and method, the treatment system comprises an ozone oxidation unit, a water quality monitoring unit, a water quality adjusting unit and a control unit, the water quality monitoring unit and the water quality adjusting unit are both connected with the ozone oxidation unit and the control unit; the ozone oxidation unit is configured to perform ozone oxidation treatment on the manganese-containing sewage; the water quality monitoring unit is configured to monitor the ORP value of the manganese-containing sewage in the ozone oxidation unit in real time; and the control unit is configured to control the water quality adjusting unit to adjust the ORP value of the manganese-containing sewage to be within a first preset target range according to the ORP value of the manganese-containing sewage monitored by the water quality monitoring unit. According to the manganese-containing sewage treatment system and method provided by the invention, COD (Chemical Oxygen Demand) up-to-standard discharge of the manganese-containing sewage is realized, and meanwhile, a water body can be prevented from being reddish brown or blood red, so that the attractiveness of the water body and the balance of an ecological system can be maintained.
Owner:宝武水务科技有限公司

Multi-rotor unmanned aerial vehicle with high-precision course control

The invention discloses a multi-rotor unmanned aerial vehicle with high-precision course control, and relates to the technical field of multi-rotor unmanned aerial vehicles, the multi-rotor unmanned aerial vehicle with high-precision course control comprises a vehicle body, a mounting block, an unmanned aerial vehicle controller and a wind direction and wind force sensor; each wing comprises a connecting rod and an electric rotor wing; the adjusting assembly comprises a balance rotor wing and a cross rod; the driving assembly comprises a horizontal adjusting piece and an axial adjusting piece. According to the unmanned aerial vehicle, the wind direction and wind power changes in the flight environment can be monitored in real time, the balance rotor wing in the adjusting assembly can respond rapidly, the orientation and wind power output of the unmanned aerial vehicle are adjusted according to an instruction of the unmanned aerial vehicle controller, and therefore the unmanned aerial vehicle can be controlled in real time. Reverse wind power is generated to counteract the influence of external wind power, so that the balance state of the unmanned aerial vehicle is effectively maintained, the flight stability is improved, adverse conditions such as strong wind and crosswind are effectively handled, and the course precision of the unmanned aerial vehicle is enhanced.
Owner:JIANGSU JIBANG INTELLIGENT TECH CO LTD

Substrate glass safe sampling device and method

The invention relates to the technical field of substrate glass production, and discloses a substrate glass safe sampling device and method.The substrate glass safe sampling device comprises clamping jaws, a clamping jaw frame, a three-hinge mechanism and a locking handle, the two clamping jaws are fixed to the two ends of the clamping jaw frame respectively, the three-hinge mechanism is arranged in the middle of the clamping jaw frame, and the locking handle is arranged on the clamping jaw frame; the design of the three-hinge mechanism allows the clamping jaw frame to have certain flexibility while keeping certain rigidity, the clamping jaw frame can adapt to substrate glass of different shapes and sizes, the sampling safety is further improved, the sampling success rate is further increased, meanwhile, the three-hinge mechanism is connected with the locking handle, and the clamping jaw frame is convenient to use. By arranging the locking handle, an operator can easily adjust the opening and closing degree of the clamping jaw so as to quickly and accurately clamp the substrate glass, the locking handle can also fix the position of the clamping jaw, once the clamping jaw is locked, the clamping jaw can firmly clamp the substrate glass, and the sampling device has the advantages of high sampling efficiency and high safety, and is suitable for popularization and application. And the injury to sampling personnel is avoided.
Owner:IRICO DISPLAY DEVICES CO LTD

Test system for low-pressure simulation test of cabin type internal combustion engine

The utility model provides a cabin type internal combustion engine low-pressure simulation test system which comprises an air inlet pipeline, a test cabin, an exhaust pipeline and a vacuum pump which are communicated in sequence, and an internal combustion engine is arranged in the test cabin; the air inlet pipeline is provided with an air inlet adjusting valve; the exhaust pipeline is provided with an exhaust regulating valve; the exhaust pipeline between the exhaust regulating valve and the vacuum pump is connected with a compensation pipeline, the compensation pipeline is provided with a bypass regulating valve, the exhaust pipeline is also provided with a gas heating device for heating gas, and the gas heating device is positioned between the test cabin and the exhaust regulating valve; the air inlet regulating valve and the air outlet regulating valve are respectively arranged on the air inlet pipeline and the air outlet pipeline of the test chamber, so that the internal air pressure of the test chamber can be regulated, a relatively stable low-pressure environment is formed in the test chamber, the interference of the running internal combustion engine is reduced, and the stability and balance of the air pressure in the test chamber are kept; and the accuracy of test results in the low-pressure simulation test of the internal combustion engine is improved.
Owner:MILITARY TRANSPORTATION UNIV PLA

Prevention and control mechanism for forestry soil diseases and insect pests

The invention belongs to the technical field of disease and pest control, and particularly relates to a control mechanism for forestry soil diseases and pests, which comprises a treatment box, the treatment box is internally provided with a high-temperature sterilizing and killing assembly, the high-temperature sterilizing and killing assembly comprises a plurality of groups of L-shaped connecting pipes arranged in the treatment box and a fixed plate fixedly arranged in the treatment box, and the L-shaped connecting pipes are fixedly connected with the fixed plate. According to the fact that the tolerance degrees of different types of diseases and pests to the temperature are different, the temperature can be adjusted, it can be guaranteed that the appropriate temperature enough for killing the diseases and the pests can be accurately set according to the specific disease and pest types, the pertinence and effectiveness of killing are improved, reciprocating killing operation can be achieved, the situation that the local temperature is too high or too low is avoided, and the working efficiency is improved. Therefore, it is ensured that diseases and pests in the whole sterilization area can be subjected to the effective temperature effect, the loose soil structure can make steam permeate into the soil more deeply, it is ensured that the steam can reach a deep area where the diseases and pests possibly hide, and therefore the comprehensiveness and effectiveness of sterilization are improved.
Owner:SHENZHEN BINHAI CAPITAL ENVIRONMENTAL CONSTR ENG CO LTD +1

Floating oil separation device for river water quality purification

The invention relates to the technical field of riverway purification, in particular to a floating oil separation device for riverway water quality purification, which comprises a pile rod, an oil containment boom and an oil absorption felt, the pile rod is slidably connected with the oil containment boom, and the oil absorption felt is mounted on the oil containment boom. The device further comprises a mounting plate which is arranged between the two pile rods. The poke rod is located on the mounting plate, the poke rod comprises a rotating rod rotationally arranged on the mounting plate, a poke piece is arranged on the rotating rod, the poke piece is in an inclined state, and the inclination directions of the poke pieces at the two ends of the oil containment boom are different. When the floating oil separation device for riverway water quality purification is used, waste floating objects blocked by the oil containment boom can be pushed to the two ends of the oil containment boom through the design of the conveying assembly, follow-up collection and treatment are facilitated, meanwhile, the residence time of the floating objects in a riverway is shortened through the pushing mechanism, and pollution to the riverway environment is reduced.
Owner:HEFEI INST OF TECH INNOVATION ENG CHINESE ACAD OF SCI +1

Printing machine net rack

The utility model discloses a printing machine net rack, and belongs to the technical field of printing machines, the printing machine net rack comprises a main body module and a working module, the main body module comprises a base block, a supporting plate is arranged above the base block, a surface lifting main body is arranged above the supporting plate, and the working module is arranged among the surface lifting main body, the supporting plate and the base block; the working module comprises two balance assemblies which are both arranged at the top of the base block and the bottom of the supporting plate, an adjusting assembly is arranged at the top of the supporting plate, and two connecting assemblies are arranged between the top of the adjusting assembly and the surface lifting body. Through the arrangement of the adjusting assembly, the orientation of the surface lifting main body can be adjusted, through the arrangement of the connecting assembly, the adjusting assembly can be connected with the surface lifting main body, and through the arrangement of the lifting assembly, the height of the surface lifting main body can be adjusted through the adjusting assembly and the connecting assembly.
Owner:GUANGDONG HONGHUA ZHIKE TEXTILE IND CO LTD

Adenovirus vector carrying trichina CLP gene as well as construction method and application of adenovirus vector

The invention discloses an adenovirus vector carrying a trichina CLP gene and a construction method and application of the adenovirus vector, and belongs to the technical field of genetic engineering and recombinant virus vaccines. In order to solve the technical problems that an existing trichina vaccine needs to be inoculated 2-3 times and does not have long-term effectiveness, trichina CLP protein is used as an antigen, a gene for coding the CLP protein is integrated into an adenovirus vector through a gene recombination technology, and a recombinant adenovirus vector is obtained; the recombinant adenovirus vector is transfected to mammalian cells, the recombinant adenovirus is obtained through the processes of packaging, amplification and the like, and the recombinant adenovirus is identified through a plurality of experiments; in addition, immune animal experiments prove that the effect of effectively resisting trichinella spiralis infection can be achieved by using the recombinant adenovirus rAd5TsCLP to immunize mice. The invention lays a foundation for the subsequent research of trichinosis vaccines.
Owner:JILIN UNIVERSITY

Articulated power-assisted charging mechanical arm

The utility model relates to the technical field of mechanical arms, in particular to a joint type power-assisted charging mechanical arm which comprises a machine body end, a swing hinge, a first-stage arm, a second-stage arm, a driving device and a load end. One end of the first-stage arm is rotationally connected with the machine body end, and the other end is rotationally connected with the swing hinge; one end of the second-stage arm is rotationally connected with the swing leaf, and the other end is rotationally connected with the load end; the two ends of a rotating shaft of the swing hinge are rotationally connected with the first-stage arm and the second-stage arm respectively, so that the first-stage arm and the second-stage arm rotate around the rotating shaft of the swing hinge; the driving device is connected with the first-stage arm and the second-stage arm and used for driving the first-stage arm to rotate around the machine body end and driving the second-stage arm to rotate around a rotating shaft through which the second-stage arm is connected with the swing hinge. The moment opposite to the load moment is generated through vector superposition cooperation of the driving device in the load traction process of the mechanical arm, the moment opposite to the traction direction of the mechanical arm generated by the cable due to the gravity of the cable is overcome, and therefore it is ensured that the mechanical arm meets the requirement of an existing charging cable.
Owner:CANGZHOU SMART CITY TECH CO LTD

Microbial agent culture device

The utility model belongs to the technical field of microbial agent culture, and discloses a microbial agent culture device which comprises a bottom cover, a fixing plate is fixedly arranged in the bottom cover, a motor is fixedly arranged on one side of the fixing plate, a rotating shaft is fixedly arranged at the tail end of a main shaft of the motor, and the rotating shaft is fixedly connected with the bottom cover. A linkage plate is rotatably arranged on the outer side of the top of the rotating shaft, a swing plate is rotatably arranged at the other end of the linkage plate, a tray is fixedly arranged at the top end of the tail of the swing plate, fixing shafts are fixedly arranged on the two sides of the inner wall of the tray, springs are arranged on the outer sides of the fixing shafts in a sleeving mode, and clamping plates are slidably arranged on the outer sides of the fixing shafts. The device has the advantages that a nutrient solution is automatically shaken, nutrient substances in the nutrient solution are prevented from precipitating to the bottom of a vessel as time goes on, the situation that an upper layer is lack of nutrient components is avoided, and the balance of a microbial agent cultivation experiment is maintained.
Owner:CHONGQING WEIZHENG VEGETABLE PLANTING CO LTD

Fertilizer preparation and application of methionine fermentation waste liquid

The invention discloses fertilizer preparation of methionine fermentation waste liquid and application of the fertilizer preparation, and relates to the technical field of fertilizer preparation, and the fertilizer preparation comprises pretreatment of the methionine fermentation waste liquid, ion exchange treatment, enzyme catalytic conversion, microbial enhancement and nutritional ingredient blending. The efficient nitrogen-solubilizing bacteria have a unique nitrogen metabolism pathway and can more efficiently convert nitrogen-containing compounds in waste liquid into a nitrogen source capable of being absorbed by plants, the novel phosphate-solubilizing bacteria enhance the decomposition capacity of the novel phosphate-solubilizing bacteria on complex phosphorus compounds through gene editing, and the photosynthetic growth-promoting bacteria are subjected to special domestication, so that the photosynthetic growth-promoting bacteria have a good application prospect. Metabolite products beneficial to plant growth can be generated by utilizing light energy under wider environmental conditions, the methionine fermentation waste liquid is filtered by using three groups of filter screens, large-particle impurities, suspended solids, colloids, part of microorganisms and the like in the waste liquid can be effectively removed, and the prepared clean methionine fermentation liquid is low in impurity content.
Owner:NINGXIA DUOWEI PHARMA

Methods, devices, equipment, media, and program products for handling virtual characters.

ActiveCN115920398Bincrease the number of interactionsImprove participation
This application discloses a resource processing method, apparatus, device, medium, and program product for virtual characters. By triggering an operation on a first virtual building to consume a first resource and generate a second resource, and triggering an operation on a second virtual building to consume the second resource and generate a third resource, the total amount of the third virtual resource meets the conditions to trigger the activation of the upgrade control of the second virtual building. By triggering an operation on the upgrade control of the second virtual building, the second virtual building is upgraded, thereby increasing the number of interactions between the player and the system during the game and improving the interactivity between the game and the player.
Owner:SHANGHAI YIWAN NETWORK SCI & TECH

Marine floating hose with high buoyancy

The utility model relates to an ocean floating type hose with high buoyancy, each section of hose comprises a main pipe body, an auxiliary pipe body, a flange I, a flange II and a stagnant oil interface defined by the main pipe body, the auxiliary pipe body, the flange I and the flange II, and the main pipe body comprises a lining layer I, a cord fabric reinforcing layer I and a rubber coating layer I; the auxiliary pipe body comprises a lining layer II wrapping the outer side of the main pipe body, a cord fabric reinforcing layer II and a rubber wrapping layer II internally provided with a floating layer and a self-expansion leakage early warning layer. The floating layer comprises a floating air bag arranged in the axial direction of the hose, an air conveying pipeline communicated with the floating air bag is arranged on the auxiliary pipe body, and the other end of the air conveying pipeline is communicated with an air valve of an external air pressure source. According to the ocean floating type hose with the high buoyancy, the floating air bag is arranged in the hose, the total buoyancy of the hose can be remarkably increased, it is ensured that the hose is kept in a floating state in water, it is crucial to liquid conveying, and damage or operation interruption caused by hose sinking can be prevented.
Owner:HEBEI YUTONG SPECIAL RUBBER HOSE CO LTD

Chlorogenic acid sports black coffee and preparation method thereof

The invention relates to the related field of coffee drinks, in particular to chlorogenic acid sports black coffee and a preparation method thereof, and the coffee contains freeze-dried instant coffee powder, green coffee bean extract, black ginger and cinnamon extract and Y-aminobutyric acid according to a specific proportion by weight percentage. The preparation method comprises the following steps: strictly checking and accepting the raw materials and pretreating, accurately mixing in proportion under specific temperature and humidity, fully mixing by controlling the mixing time and rotating speed, sequentially filling, packaging, detecting metal, inspecting a finished product, and finally warehousing and selling. According to the coffee, various functional components are combined with the high-quality coffee powder, so that the coffee has various health effects of resisting oxidation, resisting inflammation, regulating blood sugar and the like, and is rich in taste. The preparation method strictly controls parameters of each link, ensures stable product quality, meets the requirements of high-quality healthy drinks, and provides an innovative choice for the coffee drink market.
Owner:WUHU SHARK FITE HEALTH TECHNOLOGY CO LTD

Single-double shared cable clamp

The utility model discloses a single-double sharing type cable clamp which comprises a base, a first cover plate is hinged to one side of the base, a second cover plate is hinged to the other side of the base, a first hinge joint is arranged at the free end of the first cover plate, and a second hinge joint is arranged at the free end of the second cover plate; the cable clamp further comprises a third cover plate, one end of the third cover plate is provided with a first hinge joint, and the other end of the third cover plate is provided with a second hinge joint. In a single-cable installation mode, the third cover plate is cancelled, and the first cover plate and the second cover plate are connected through the first hinge joint and the second hinge joint; in a double-cable installation mode, the first cover plate and the second cover plate are unfolded, one end of the third cover plate is hinged to the first cover plate, and the other end of the third cover plate is hinged to the second cover plate; compared with the prior art, the cable laying clamp can be freely switched between double-wire laying and single-wire laying according to actual working conditions, cable laying requirements under different working conditions are met, and the adaptability of the clamp is improved.
Owner:SICHUAN LIANCHANG IND DESIGN CO LTD