32results about How to "Solve problems such as loss" patented technology

The invention discloses a preparation method of ganoderma lucidum polysaccharide with high yield, which comprises the following steps: firstly, crushing ganoderma lucidum fruiting bodies into ganoderma lucidum powder, then sequentially extracting the ganoderma lucidum powder by adopting a microwave-assisted hot water extraction method and an ultrasonic-assisted hot water extraction method, and carrying out concentration, impurity removal, concentration, alcohol precipitation and drying on the obtained extracting solution to obtain water-soluble ganoderma lucidum polysaccharide; and extracting the ganoderma lucidum residues by adopting an alkali extraction method, and carrying out neutralization, dialysis, concentration, impurity removal, alcohol precipitation and drying on the obtained extracting solution to obtain alkali-soluble ganoderma lucidum polysaccharide. The method is used for extracting the ganoderma lucidum polysaccharide by combining microwave heating action and ultrasonic cavitation and extracting the alkali-soluble polysaccharide in the ganoderma lucidum by utilizing the alkali extraction method, thereby reducing the loss of the ganoderma lucidum polysaccharide; and the prepared ganoderma lucidum polysaccharide has the characteristics of high production yield, strong immunological activity and the like.

The present invention provides an intelligent vehicle multi-laser radar fusion recognition method based on target features, relates to the field of intelligent vehicle environment perception. The method comprises the following steps: 1, performing pretreatment of collected data, extracting target geometric features and determining the type of the target; 2, calculating the geometry conformability degree of the target, and performing target matching according to the geometry conformability degree; 3, fusing the target geometric features through adoption of a method based on distance weight fusion; 4, tracking the target through adoption of a multi-feature target tracking method, and obtaining the relative movement features of the target; 5, obtaining the absolute movement features of the target through adoption of the vehicle movement features collected by a global positioning system; 6, correcting the type of the target according to the absolute movement features of the target and a target feature model; and 7, performing rasterization of the target features, and performing grid expression. The intelligent vehicle multi-laser radar fusion recognition method based on target features is configured to fuse the multi-laser radar through adoption of target features to improve the target recognition capability of a system and enhance the safety of a vehicle in the driving process.

The invention discloses a mobile bracket and method for detecting damage of an underwater part of a pier. The mobile bracket comprises metal hoses, a sliding sleeve, a stretching device and a robot seat. A plurality of metal hoses form a hoop surrounding the pier, the sliding sleeve sleeves the hoop, and the stretching device is connected between the sliding sleeve and the robot seat. The method comprises the following steps: sleeving the metal hoop with the sliding sleeve to determine a horizontal coordinate of the damaged part; and stretching a rhombic stretching rack and a tape in the stretching device jointly up and down to determine a vertical coordinate of the damaged part. According to the mobile bracket and method, the two-dimensional coordinates of the damaged part of an underwater damaged part of a bridge can be accurately positioned, the problems that a robot in the current stage is washed away or lost due to rapid flow and the like are solved, the detecting efficiency and quality of underwater hidden danger part of the bridge are improved, and the detection cost is effectively lowered.

The invention provides a natural antibacterial and skin-care polypropylene fiber and a preparation method thereof. The raw material formula of the polypropylene fiber includes 65-90% of polypropylene slices, 5-16% of sea mud powder, and 2.5-90% of echinacea extract. 6%, 1.5-5% of herb extract, 0.1-1.3% of nonylphenol polyoxyethylene ether, 0.5-3% of Xinggu oilseed oil, 0.1-0.7% of ellagic acid, 0.1 of isopropyl myristate ~1.3, coupling agent 0.2~1.7. The above-mentioned raw materials are compounded reasonably and synergistically. Its fragrance is elegant and clear, and it has good compatibility and skin affinity. It not only has a wide antibacterial spectrum, good antibacterial effect and long-lasting effect, but also provides the necessary nutrients for skin cell renewal. Skin cleansing, to achieve comprehensive care for human skin, and better improve the spinnability, moisture absorption, air permeability, dyeing uniformity and mechanical properties of the fiber, can be widely used in the production of textiles and medicines that are in close contact with the human body Industrial work clothes greatly broaden the application field of sea mud.

The invention discloses a material conveying mechanism, comprising a track, an elevator bucket, a baffle block and a drive device, wherein the track comprises a vertical section and a horizontal section connected with the vertical section through an arc section; the elevator bucket comprises a hopper body, a discharge valve, and a rotary arm; the discharge valve is used for shielding a discharge opening at the bottom part of the hopper body; the rotary arm is rotatably arranged on the hopper body; one end of the rotary arm is rotatably connected with the hopper body; the discharge valve is arranged at the other end of the rotary arm; a touch block is also arranged on the discharge valve; the elevator bucket also comprises a movable element, which is arranged on the hopper body and matched with the track, and can move along the track; and the baffle block is used for baffling the touch block, so as to restrict the horizontal displacement of the touch block, and the drive device drives the hopper to move. The material conveying mechanism provided by the invention effectively solves the problems that dust is easily generated when the materials are scattered from the opening of the hopper in an unloading process, and a few of materials are scattered out of the blanking range at the same time, thus resulting in material loss and the like.

The invention discloses a system for side slope soil and water conservation and soil stabilization layer slope protection and a paving method, and is mainly applied to side slope areas of roads and mountains. The system comprises a slope surface body, wherein a flat base type three-dimensional (3D) soil fixation gauze pad is paved on the slope surface body; grooves are formed in the slope crest and the slope toe of the slope surface body and are used for fixing the flat base type 3D soil fixation gauze pad; the flat base type 3D soil fixation gauze pad and the slope surface body are fixed through steel nails; and plants are set on the flat base type 3D soil fixation gauze pad. After paving by adopting the method, the side slopes of the roads and the mountains can have the functions of fixing the soil, protecting the slope and restoring landscape planting, the flat base type soil fixation gauze pad is beneficial to preventing particulate matters on the bottom part from gliding along thewater flow, the porosity of the gauze pad reaches to 98 percent, the water and soil loss is prevented and the infiltration of water cannot be influenced during river diversion, meanwhile, no hard concrete occurs on the outer surface of the slide slope, and the requirements on ecological protection and landscape ascension in the further are met.

The invention discloses a capsule network multi-feature recognition and extraction method based on an attention mechanism. The method comprises the following steps: (1) designing an NCap network and constructing an attention mechanism capsule network framework by using the NCap network; (2) inputting an image training set to the attention mechanism capsule network, completing the recognition and extraction of image features after the attention mechanism capsule network is trained and learned, and generating a corresponding optimal training model; (3) inputting a to-be-recognized image to the attention mechanism capsule network, wherein the attention mechanism capsule network loads the optimal network model and recognizes image features; and (4) outputting a recognition result of the to-be-recognized image by the attention mechanism capsule network. The invention provides an attention mechanism-based thought of fusing a convolutional network mechanism and a capsule network structure, the relative position and direction of the image are recorded during training, the parameter quantity is reduced, and the recognition efficiency and accuracy are effectively improved.

The invention discloses a high-precision IEC61850 message generating system with a sampling value message loss control output function. The system consists of a human-computer interaction unit, a waveform sampling and loading unit, a data analysis unit, a message output control unit, a message framing unit, a message output unit and a message data analysis unit. The invention provides an SHA-256 algorithm random packet loss control method based on Galois ring oscillation. Through the design of Galois ring oscillation and random signal sources generated by a postprocessing circuit, the entropy value of the random signal sources is improved by an SHA-256 algorithm; the sampling value message random loss is controlled by using a packet loss point calculation algorithm and the packet loss rate; the sampling value message random loss process in a practical IEC 61850 message transmission system is really simulated; the problem that the existing IEC 61850 message generating system cannot really simulate or output the field sampling value message random loss is solved; the test method and the test technical support are provided for intelligent power network operation reliability; the normal operation of an intelligent power network is guaranteed.

The invention provides a thermal-bridge-free thermal insulation building block and a wall building method. The thermal-bridge-free thermal insulation building block mainly comprises a horizontal thermal insulation board, a recessed connector, protruding connector thermal insulation boards and protruding connectors. The thermal-bridge-free thermal insulation building block is characterized by comprising a main block and a coordinate block, wherein the main block is of a trough type and is provided with one recessed connector and two protruding connectors; the coordinate block is of an 'L' type and is provided with one protruding connector; the horizontal thermal insulation board is arranged on one side which is not provided with the connector, and the protruding connector thermal insulation board is arranged in each protruding connector. The thermal-bridge-free thermal insulation building block has the beneficial effects and advantages that all horizontal and vertical mortar joints of a built wall are staggered mutually, and a thermal bridge effect of a non-thermal-insulation part of a building block, built mortar joint parts and the like can be avoided while no other insulating layer is adopted; energy-saving capacity of a building is greatly increased, a thermal insulation effect is enhanced, and the thermal-bridge-free thermal insulation building block is durable, safe and fireproof and achieves an effective sound-proof effect.

The invention discloses a voice-reminding charging data line and a charging method thereof. The charging data line comprises a data connecting line, a second outer shell, a USB connector, a first outer shell and a charging connector, wherein the second outer shell and the USB connector are arranged at the head end of the data line connecting line, the first outer shell and the charging connector are arranged at the tail end of the data line connecting line, control PCBs are arranged in the first outer shell and the second outer shell, each control PCB is provided with a micro-control chip and a resistor in an integrated mode, the control PCB arranged in the first outer shell or the control PCB arranged in the second outer shell integrates a voice reminding unit, the voice reminding unit comprises a voice chip electrically connected with the micro-control chip of the control PCB and a power amplifier chip electrically connected with the voice chip, and each power amplifier chip is electrically connected with a loudspeaker port used for being connected with a loudspeaker. The voice reminding unit is integrated in the control PCB in the outer shell at one end of the data line connecting line, users can visually learn about the charging conditions of electronic products by hearing voice, and the voice-reminding charging data line is more convenient to use and practical.

The invention discloses an unmanned aerial vehicle cluster grazing method based on a Flocking algorithm, and the method comprises the following steps: S1, building an unmanned aerial vehicle grazing model: an unmanned aerial vehicle threatens a sheep flock during grazing, and prevents livestock from walking into a circle which takes the unmanned aerial vehicle as the center of a circle with the radius of five meters; unmanned aerial vehicles for grazing comprise a shaping unmanned aerial vehicle and an expelling unmanned aerial vehicle; and the shaping unmanned aerial vehicle obtains the real-time shape of the flock of sheep through real-time camera shooting and image recognition; s2, forming a movable sheepfold by using the shaping unmanned aerial vehicle; s3, determining the advancing direction of the flock of sheep; s4, defining a first-level warning area; s5, grazing by using the shaping unmanned aerial vehicle; and S6, setting a secondary warning area and monitoring livestock in the area. According to the invention, the effectiveness, stability and automation of driving are improved, and the applicable scene is broadened.

A retractable type flexible conveying device is installed on a luggage car and comprises a machine frame, a bottom plate, a main conveying unit, a retraction mechanism, a flexible rolling type conveying appliance, a head conveying unit and a lapping plate. The retractable type flexible conveying device provided by the invention has the following advantages that the requirements of different directions and different heights in the luggage conveying process can be met, and coherent, safe and efficient conveying of luggage from the luggage car to the luggage placing position in a cabin can be guaranteed. The transmission efficiency of the main conveying unit driving the retraction mechanism is high, and the device can work under the conditions of low speed, high load and high temperature. Thedevice reduces the labor intensity of workers, improves goods transporting efficiency and guarantees the stability and safety in the luggage taking and placing process. The luggage conveying problemin narrow space and the problems of damage, missing and the like of luggage can be solved, luggage boarding efficiency is improved, the injuries of work to the human bodies is reduced, and marketization is facilitated.

The invention provides a handheld dry ice filling device. The handheld dry ice filling device comprises a filling bucket, a heat exchanger arranged in the filling bucket and a handle fixedly connectedto the filling bucket; the filling bucket is provided with a liquid inlet pipeline and a jetting opening, a throttling channel and multiple cooling and heat-exchange channels are axially formed in the heat exchanger, the cooling and heat-exchange channels are sequentially connected end to end, the cooling and heat-exchange channel in the head end is communicated with the liquid inlet pipeline, and the cooling and heat-exchange channel in the tail end is communicated with the throttling channel; an outlet of the throttling channel is communicated with the jetting opening, the throttling channel is internally provided with a throttling device, and liquid carbon dioxide enters the cooling and heat-exchange channels via the liquid inlet pipeline, and is jetted out from the jetting opening after flowing through the throttling channel to be converted into dry ice. The handheld dry ice filling device is convenient to use, the cost is reduced, and the coolant filling efficiency is improved.

The invention discloses a full-automatic tunnel wet spraying state detection method based on a three-dimensional laser radar. The method comprises the following steps of firstly, acquiring surface point cloud information of a tunnel under construction by using a three-dimensional laser radar, and then carrying out three-stage preprocessing on point cloud data, completing tunnel point cloud pose correction by using three times of projection; combining a random sampling consistency algorithm with a Euclidean clustering algorithm to complete extraction of tunnel surface point cloud, and filtering obstacles and ground point cloud data; compensating the point cloud data in combination with an adaptive threshold method and a segmented cubic Hermite interpolation algorithm; and finally, establishing a tunnel rock surface wet spraying state detection model, and solving a solution of the model in combination with a Gaussian-Newton iteration method. According to the method, a tunnel surface wet spraying state of the oval tunnel can be automatically detected, the to-be-wet-sprayed depth of each point on the tunnel surface is calculated, manual intervention is not needed in the whole process, and the method can be applied to state detection of tunnel wet spraying concrete and solution of the to-be-wet-sprayed depth.

The invention provides a multi-board-card-CPU (Central Processing Unit) message processing optimization method in distributed EPON (Ethernet Passive Optical Network) communication equipment. The multi-board-card-CPU message processing optimization method comprises the following steps: configuring a switching chip of the distributed EPON communication equipment and rewriting a port initialization function of a switching chip driver layer; amending communication and management messages among all board card CPUs in the distributed EPON communication equipment, and adding a characteristic value to a packet header of each message; registering and filtering a message queue to the switching chip of the distributed EPON communication equipment, associating the characteristic values, transmitting the eligible messages to a corresponding message channel, and preferentially transmitting the communication and management messages among all the board card CPUs. The multi-board-card-CPU message processing optimization method realizes optimized management of the CPU messages among multiple master control cards and various service board cards aiming at the high-reliability communication demands among the multiple board cards in the distributed EPON communication equipment, thus guaranteeing high reliability of the distributed EPON communication equipment, namely the Ethernet passive optical network communication equipment.

The invention provides a thermal-bridge-free thermal insulation block containing T-shaped insulation boards and belongs to the technical field of building block. The beneficial effects are that two rows of T-shaped insulation boards are arranged in concrete in parallel inside the building block, adjacent T-shaped insulation boards in the same row are positively and reversely overlapped with one another in a staggered manner; longitudinal concrete ribs and transverse concrete ribs are formed between the adjacent T-shaped insulation boards in the same row so as to avoid thermal bridge of the building block; when the same column of building blocks are built, overhung thermal insulation boards on two sides of the building blocks are butted one by one, so that vertical mortar joints contain cement mortar and thermal insulation boards, vertical mortar joints of the thermal insulation boards are formed, horizontal mortar joints also contain cement mortar and thermal insulation boards, and horizontal mortar joints containing the thermal insulation boards are formed, so that the thermal bridge of the horizontal mortar joints and the vertical mortar joints can be effectively cut off. Thermalbridge effects of non-insulated parts of the building blocks, the built mortar joints and other parts can be avoided without adopting any other thermal insulation layer, the energy conservation and thermal insulation effects of the conventional thermal insulation block are improved, and thermal insulation block can be applicable to requirements of different self-insulation walls.

The invention discloses a wet instant soybean dietary fiber which is prepared by taking bean dregs as a raw material and sequentially carrying out deproteinization, decoloration treatment, high-pressure homogenization and high-temperature cooking on the bean dregs. Protease adopted for deproteinization is neutral protease or compound protease. The decoloration treatment comprises the following steps of adding a H2O2 aqueous solution with the concentration of 5-9% into the deproteinized bean dregs, adjusting the pH value of a reaction system to 10, and reacting. The wet instant soybean dietary fiber has the characteristics of being instant, long in shelf life, high in soluble dietary fiber content and the like, and the soluble dietary fiber content can reach 10-15%. A hot air drying step during traditional dietary fiber preparation is omitted, energy consumption can be greatly reduced, and the production cost of an enterprise is reduced; and the problems of loss and the like caused by improper bean dreg treatment modes of bean product enterprises for a long time can be solved, the utilization rate of the bean dregs is increased, waste discharge is reduced, and resource waste is effectively reduced.

The invention relates to a safety protection device for a reserved hole. The safety protection device comprises a support structure for clamping the hole and a protection structure located below the support structure, wherein the protection structure is connected with the support structure through a first steel lock chain and a second steel lock chain, the support structure comprises two or more steel support tubes distributed in parallel, steel tube slots which are shorter than the steel support tubes are formed in the steel support tubes in the length direction, two bolt and handle structural members which move in the length direction of the slots are mounted in the steel support tubes and are arranged oppositely, and the two bolt and handle structural members move towards two ends of the steel support tubes to clamp a concrete slab outside the hole. The safety protection device for the reserved hole has the advantages of being simple to manufacture, low in cost, safe, reliable, energy-saving, environmentally friendly and capable of being recycled.