79results about How to "Less involved" patented technology

The invention belongs to the field of leather coating, and particularly discloses a leather coating composition and a preparation method thereof. The leather coating composition comprises acrylic resin, wood cellulose, silica, a feeling agent, wax, a foaming agent, an antioxidant, a curing agent, a neutralization agent, a dispersant, a wetting agent, a leveling agent, a defoaming agent, a sterilizing agent, essences, hydroxyethyl cellulose and water. The preparation method comprises the following steps: adding the components in three steps under a stirring condition, uniformly mixing the components, filtering and packaging. The leather coating composition prepared by the method disclosed by the invention is a waterborne environmentally friendly material, has good physical properties such as excellent adhesive force, fillibility, settability, covering power, air bubble forming, winding resistance and scraping resistance. The leather coating composition has high combination degree with leather fibers, and after leather is ironed and pressed by a plate, a surface formed by the coating is smooth, does not become thick, resists winding and has good settability, good breathability and good handfeel; and the leather coating composition can be directly used for coating good two-layer leather blank and bad head layer leather blank.

The invention discloses an iteration text clustering method based on self-adaptation subspace study. The method includes the following steps: (1) initiation: text linguistic data is expressed as a text vector space, initial K clusters are generated through an affine propagation clustering method, and all text clustering categories are expressed as an initial category affiliation indication matrix; and (2) iteration between the subspace projection and the clusters: the initial category affiliation indication matrix is used as prior knowledge, a maximum average neighborhood edge is used as a target to solve a subspace projection matrix, the text vector space is projected to a subspace, K clusters are generated through the affine propagation clustering method in the subspace, and a category affiliation indication matrix is updated; and a convergent function is calculated based on the subspace projection matrix and the category affiliation indication matrix till the function is converged, iteration exits, and text clustering is finished. The iteration text clustering method does not limit the capacity and distribution of text data, subspace solution and clusters are fused under a uniform frame, and an overall optimal clustering result is obtained through an iteration strategy.

The invention relates to a double-station shoe sole laser cutting machine, and belongs to the technical field of shoe sole machining machines. The double-station shoe sole laser cutting machine comprises a rack, a machining table, two groups of feeding mechanisms for feeding shoe soles to the machining table and a group of laser machining mechanisms for cutting the shoe soles on the machining table through a laser. The machining table comprises two cutting tables arranged side by side from left to right. The two cutting tables for holding the shoe soles move horizontally on the rack through a double-station horizontal movement mechanism from left to right. One group of feeding mechanisms is fixed to the left end of the rack, and the other group of feeding mechanisms is fixed to the right end of the rack. The laser machining mechanism is located between the groups of feeding mechanisms. The cutting table on the right side right faces the laser machining mechanisms when the cutting table on the left side right faces the feeding mechanisms on the left side. The cutting table on the left side right faces the laser machining mechanisms when the cutting table on the right side right faces the feeding mechanisms on the right side. The invention further relates to a double-station shoe sole laser cutting method. The double-station shoe sole laser cutting machine and method have the advantages of being simple in structure, automated in machining process and high in machining efficiency.

A construction method of dynamic interactive enterprise financial module based on complete information, build up basic information supporting system according to the beginning financial data, fixed ratio relationship and approximate operating constant of applicable enterprise; combined external predictive data with internal predictive data, use accounting principles , mathematical knowledge, logical thinking, function relation, time relation and operating constant factor to design form and content of corporation financing, main business, cost control, capital management and financial statements five sub-module. And it provides operating method of dynamic interactive enterprise financial module based on complete information. The invention is of short module construction time, simple in operation, a single operational level, can integrated with abstract means, rapidly,comprehensively and effectively simulate,plan and evaluate future specific business of enterprise.

The embodiment of the invention discloses a vehicle braking system, method and device and a fatigue driving model training method and device. The braking system of the vehicle comprises an automatic emergency braking device and a driver monitoring device, wherein when the automatic emergency braking device detects a risk area, a detection result that the risk area exists is sent to the driver monitoring device; when the driver monitoring device receives the detection result sent by the automatic emergency braking device, based on a preset fatigue driving detection model, an image containing the face area of the driver is recognized to determine the mental state of the driver, the reaction state of the driver is judged according to the mental state, and the judgment result is sent to the automatic emergency braking device; and the automatic emergency braking device is configured to receive the judgment result and adjust the braking strategy according to the judgment result. By adoptingthe above technical scheme, the triggering accuracy and safety of the automatic emergency braking device are improved.

In an impeller 11, an inlet portion and an outlet portion are provided at one end side and the other end side in the axial direction, respectively. An inlet 29 is formed in the lower part of the inlet portion, and an outlet is formed in the side face of the outlet portion. The inlet portion and the outlet portion are partitioned by a flange portion 40. The impeller 11 includes a primary vane 36 and a secondary vane 38. The primary vane 36 defines a spiral primary channel 35 that connects the inlet 29 and the outlet. The secondary vane 38 is formed in a shape that a part of the outer periphery of the outlet portion is gouged inward so as to define a secondary channel 37 connected to the primary channel 35 and extending circumferentially around the outer periphery.

This invention relates to one task dispatching optimization method to support OSEK standard imbedded operation system, which comprises the following steps: a, analyzing each switch situations according to task situation; b, dividing the dispatching process into four steps: finding optimization task in the prepare task; storing the current operation task environment; demoting the CPU needle; restoring optimization task running environment; c, optimizing the dispatching strategy according to four steps covering situation into four types of strategy; d, selecting different dispatching strategy according to real dispatching situation.

The invention provides an emotion recognition method and system based on mobile intelligent terminal sensor equipment. The method comprises the steps: collecting original sensor data under different emotion types through all sensors on a mobile intelligent terminal, enabling the original sensor data to serve as training samples, and marking the real emotion types corresponding to all training samples; features are extracted from the preprocessed sensor data, feature vectors corresponding to the training samples under different emotion categories are obtained, and a training set is constructed;obtaining a final emotion recognition classifier based on the training set; and utilizing the emotion recognition classifier to predict original sensor data acquired by each sensor on the mobile intelligent terminal in real time to obtain an emotion prediction result. According to the method, the multi-dimensionality of the sensor data collected by the mobile intelligent terminal and the low participation and convenience of the collection mode are fully utilized, and a good emotion recognition prediction result is obtained under the emotion recognition classifier.

The invention belongs to the technical field of detection devices for automobile research and development, in particular to a building-block detecting tool special for detecting a longitudinal beam assembly on the bottom side of a vehicle. According to the building-block detecting tool special for detecting the longitudinal beam assembly on the bottom side of the vehicle, a plurality of supporting mechanisms, a plurality of positioning mechanisms, a plurality of hole site detecting mechanisms, a plurality of go-no go fixed gauges and a plurality of leveling gauges are arranged on a base, and the go-no go fixed gauges and the leveling gauges are installed on the base through corresponding turnover plate mechanisms or corresponding sliding rail mechanisms respectively. According to the structure of each sliding rail mechanism, a sliding rail base plate is fixed to the upper portion of an I-shaped support assembly, two parallel sliding rails are installed on the sliding rail base plate, one positioning plate is installed on the sliding rails through a sliding block below the positioning plate, and two or more leveling gauges are fixed to the positioning plate. By the adoption of the sliding rail mechanisms, the defects that due to the fact that multiple turnover mechanisms are arranged on a large detecting tool, operation is complex, the precision is poor after long-term use, the part detecting efficiency is low are overcome. The building-block detecting tool special for detecting the longitudinal beam assembly on the bottom side of the vehicle has the advantages that the number of parts is small, the overall machining is easy and convenient, and the safety and reliability are guaranteed.

The invention provides a composite counter electrode used for a dye-sensitized solar cell and a preparation method thereof. The composite counter electrode is composed of a conductive substrate and catalytic material. The preparation process is listed as follows: the conductive substrate is put in a lithium perchlorate/acetonitrile solution of ammonium tetrathiotungstate and 3,4-ethylenedioxythiophene to act as a working electrode and form a three-electrode system with a platinum auxiliary electrode and a silver-silver chloride reference electrode, then a tungsten sulfide doped conductive polythiophene film is deposited on the conductive substrate by using the electrochemical method under the mild condition, and finally the tungsten sulfide doped conductive polythiophene counter electrodehaving high catalytic performance is obtained. The composite counter electrode is prepared by using direct electrochemical deposition so that the preparation process is simple, operation is convenient, the composite counter electrode is suitable for mass production without any post-processing and can be directly applied to the dye-sensitized solar cell, the energy conversion efficiency better thanthat of the Pt counter electrode can be acquired and photoelectric conversion of the formed cell can be 7.56%.

The invention provides a test method capable of effectively improving the mixing ratio of burning ash in cement raw materials. The method comprises the following steps of: analyzing original characteristics; performing washing pretreatment; firing ingredients to form clinker; and testing index and toxicity of the cement. The test method is designed completely aiming at a practical project, the raw materials are all the actual raw materials of a cement factory and the mixing ratio is also the actual production control ratio of the cement factory; the test method is well instructive to the project application; and on the premise of realizing stable operation of cement production and guaranteeing production quality, the test method greatly improves the mixing ratio of the burning ash in the cement raw materials. The whole test has the advantages of relatively a few involved large instruments, convenient operation, low cost and high test reproducibility.

The present invention provides a natural cooling container data center, comprising: a container body, a cooling device and at least one cabinet; cooling liquid circulates in the cooling device; the cooling device includes: a dry cooler and at least one inter-column air conditioner; The container body is provided with a partition, and the partition divides the container body into a hot aisle, a cold aisle, and a cabinet area; each of the cabinets and each of the inter-row air conditioners are arranged in the cabinet area; the A dry cooler is used to collect external air, and use the air to cool the coolant; each of the interrow air conditioners is connected to the dry cooler, and is used to collect hot air in the hot aisle, and use the cooled air The cooling liquid cools the hot air into cold air and releases it to the cold aisle. The naturally cooled container data center provided by this solution can use natural cold sources for cooling, reducing the energy consumption required for cooling.

The invention discloses a direction-adjustable multifunctional inner-digging soil extraction pile planting device. The device comprises an airplane head, a power head, a soil storage box, a pile splicing device, a steel pipe and precast pile, a front support, an auxiliary support, a mast, a long spiral soil extraction drill, a crawler-type main engine, a rear support, a balance weight, a main winch, an adjustable middle support, a cab and an angle gauge. The airplane head is mounted at the top end of the mast and is connected with the crawler-type main engine through the main winch. The mast is connected with the crawler-type main engine through the adjustable middle support, and the mast and the adjustable middle support are arranged in an angle manner. The power head is mounted on the mast and is connected with a pulley at the top end of the airplane head through a steel wire rope. The steel wire rope drives the power head to move on a sliding rail of the mast. The soil storage box is mounted below the power head through an oil cylinder. The long spiral soil extraction drill is connected with the power head. The steel pipe and precast pile is connected with the soil storage box through the pile splicing device. The direction-adjustable multifunctional inner-digging soil extraction pile planting device has the advantages that construction is simple and convenient, the cost islow, the pile body construction length is large, and the effect is fast; no soil extrusion effect exists, and no influence is generated on surroundings; and direction-adjustable construction is achieved, and the application range is wide.

The invention provides a radiation section end plate automatic welding work station capable of automatically welding a radiation section end plate with a tube body under the condition of reducing the labor investment. The radiation section end plate automatic welding work station comprises a support mechanism, a first installing mechanism and a second installing mechanism, a first support sliding mechanism, a second support sliding mechanism, a welding mechanism and a control mechanism, wherein the first installing mechanism is movably arranged on the support mechanism, the second installing mechanism is movably arranged on the support mechanism relative to the first installing mechanism, the first support sliding mechanism and the second support sliding mechanism are respectively and movably arranged on the support mechanism, the welding mechanism is arranged on the support mechanism, and the control mechanism is arranged on the support mechanism and is respectively connected with the first installing mechanism, the second installing mechanism, the first support sliding mechanism and the second support sliding mechanism. The radiation section end plate automatic welding work station provided by the invention has the advantages that the labor intervention degree in the welding process is reduced or avoided, and further, the labor cost is reduced.

The invention relates to a constant-power charging circuit, an electronic device and a system, and the constant-power charging circuit is used for charging a farad capacitor, and comprises a power module which is used for providing a working voltage required by the circuit; the MCU receives the power supply power output by the power supply module and the charging voltage sampled on the farad capacitor, and calculates the charging current according to the power supply power and the charging voltage; the PID control module is used for controlling the charging current by adopting a PID algorithm, and a PID regulation result is used as the duty ratio of PWM; the voltage generation module is used for receiving the PWM current signal corresponding to the duty ratio of PWM and generating a voltage signal; and the input end of the charging control module receives the voltage signal and controls the charging of the farad capacitor. According to the invention, constant-power charging of farad current is realized through a simple and convenient control mode; and the circuit adopts less hardware and occupies a small volume.

The invention discloses a weak coverage cell detection method and an incoming call prompting platform. The method comprises the following steps that: when a called user receives a call and untouchable continuity is caused, the incoming call prompting platform obtains the number of the called user; the incoming call prompting platform sends a test short message to the called user to detect the network coverage state of the cell where the called user is located; and the incoming call prompting platform obtains network coverage information of the cell where the called user is located according to the network coverage state. According to the invention, states of temporary off, long-term off, instantaneous weak coverage, and long-term weak coverage and the like of the called user can be obtained according the specific situation whether the test short message is sent out successfully. The collected data quantity is small. Compared with the prior art, the implementation difficulty is substantially reduced; a few networks are involved; adjustment can be carried out in time according to the network change; and thus the network resources are saved.

The invention discloses an intermittent reciprocating motion mechanism suitable for a watch. The mechanism comprises a cam assembly, a reciprocating motion display assembly, and a return spring assembly, wherein the cam assembly comprises a cam and a gear which are fixed on a wheel shaft, a transmission wheel in the watch acts on the gear, the gear drives the cam to rotate, a roller fixed to a rotating disc in the pointer reciprocating motion display assembly makes contact with the cam all the time, and the cam controls the initial position of intermittent reciprocating motion. The mechanism is advantaged in that through the cam structure, the timed intermittent reciprocating motion in the mechanical watch is achieved, the mechanism is simple, the machining process is good, and functions of the multifunctional mechanical watch are enriched, in addition, the cam is applied to drive the command wheel to move, movable joints are few in the implementation process, the relative freedom degree is large, and precision is high, related parts, transmission links are few, and thereby energy consumption is low, through design of the cam, timing slow change, rapid change and immobility of functional actions such as a clock watch doll and the like are realized.

The invention provides a KBH ₄ with Et ₃ N·BH ₃ The product after thermal reaction in an aprotic medium can be directly prepared into pure K by solvent treatment without any chemical transformation. ₂ B ₁₂ h ₁₂ Methods. This preparation method avoids the use of highly toxic B ₂ h ₆ , B ₅ h ₉ or B ₁₀ h ₁₄ or its derivatives, to avoid the separation step of converting the reaction product into insoluble salts such as triethylamine salt, tetraalkylammonium salt or chitin salt or cesium salt, without passing H ⁺ Ion-column exchange, eliminating the need for KOH or K ₂ CO ₃ Neutralization step. The method involves few chemical species, simple procedure, routine operation, and convenient handling, and is the ideal method for preparing K ₂ B ₁₂ h ₁₂ A method with a higher degree of greening.