77results about How to "Simple and quick to implement" patented technology

The invention discloses two methods for removing clogging matters in an atomizer. One is a method for removing the clogging matters by adopting cleaning solution, which is to place one end of a nozzle of the atomizer into the cleaning solution, blow atomized airflow into the atomizer, so that the cleaning solution passes through a sampling capillary inner pipe at high speed and is dashed out from the nozzle of the atomizer under the action of negative pressure produced by high-speed airflow, thereby washing and cleaning the clogging matters in the atomizer at high speed; the other method is to adopt reverse blowing of the atomized airflow to remove the clogging matters in the atomizer, block an airflow channel on the atomizer, connect one end of the nozzle of the atomizer with an atomized airflow pipeline, and use the high-speed airflow to reversely wash the sampling capillary inner pipe of the atomizer from a nozzle end of the atomizer, thereby washing and cleaning the clogging matters in the atomizer at high speed. The methods satisfy the need of removing the clogging matters in the atomizer under the condition of smartly keeping the original connecting state, reduce the frequency of replacing the atomizer due to clogging damage, and ensure that the production cost is greatly reduced.

In the method, the following are placed in succession on a substrate: at least one conductive layer and at least one semiconductor power circuit, and metal connection tabs are fitted to the face of the semiconductor circuit facing away from the conductive layer by metallizing a metal film. Thereafter, at least one solder element is placed on each film obtained in this way, at least one conductive member is applied to the or each solder element on its side facing away from the metal film, and the or each solder element is caused to melt so as to secure the or each conductive member to the or each metal film.

The invention provides a method for evaluating eccentric straight-line prestressed concrete beam bridge bearing ability based on dynamic measurement process, which includes the steps of: executing forced vibration test for beam bridge structure and acquiring single point vibration movement respond of the structure; establishing structure finite element numeric analysis model for analyzing effect of prestress level to dynamic characteristics of structure; recognizing effective prestress of structure from measured structural power respond variation amount using a method based on sensitivity; calculating anti-crack bearing capacity during test for prestressed concrete beam bridge according to measured effective prestress value. Compared with conventional nondestructive detection method, the method provided by the invention has the advantages of simple and shortcut test process, strict and integral evaluating theory, high precision of test result or the like, and can be conveniently applied to test and evaluation for prestressed concrete beam bridge.

The composite structure for protecting a main core comprises a laminated surface covering having a rigid protective layer and an elastomeric member. A damage tell-tale is inserted between the rigid protective layer and the elastomeric member. The composite structure thus serves both to protect the core and to reveal damage suffered by the core. The structure is applicable, for example, to protecting a structural element of a vehicle such as a helicopter.

The invention discloses a human-computer interaction type intracranial electrode positioning method and system based on three-dimensional convolution. The method comprises the following steps: an MRIbrain image is segmented to generate a target area mask image of a detection electrode by combining an MRI three-dimensional brain image before an operation and a CT three-dimensional brain image after the operation; three-dimensional convolution operation is carried out on the registered CT brain image, the target area of the detection electrode is extracted according to the mask image and electrode signal images to be screened are extracted; and the electrode signal images to be screened are screened according to pre-operation embedded electrode information to obtain correct electrode imagesand numbering by man-machine interaction. According to the invention, the distinguishing capability of the electrode images is improved through the convolution operation, the distinguishing degree ofthe intracranial electrode in the CT brain image is effectively improved, the automatic identification of a computer is facilitated, and electrode screening and numbering are carried out through a high-efficiency man-machine interaction means, accurately positioning the coordinates of the intracranial electrode in the human brain is facilitated and the method has the advantages of simple principle, convenient achievement and stable result.

The present disclosure relates to an in-mold cutting unit for a thermoforming machine having at least one mold element (4), at least one counter-mold element (5) intended to cooperate, in use, with a respective mold element (4), and actuation means intended to command the relative movement of the mold (4) and countermold (5) elements; the cutting unit comprising at least one annular knife element (60) having a sharp edge (61), and at least one counter-cutting element (7) for each knife element (60), defining a sharp counter-edge portion (71), and the in-mold cutting unit comprising at least one witness-forming insert (8) removably housable in a respective reception seat (S) at the at least one annular knife element (60) or the at least one counter-cutting element (7), and delimiting at least one recess or incision (89) thereon, during use very close to the sharp edge (61) of the annular knife element (60) or to the sharp counter-edge portion (71) for the formation of a respective witness (T) between a thermoformed object (TO) and residual web (2a).

The invention discloses two methods of removing obstruction of a concentric atomizer, one of which comprises using a cleaning solution to remove obstruction in the atomizer, putting one end of a nozzle of the atomizer into the cleaning solution, blowing atomizing flow into the atomizer, so as to enable the cleaning solution to pass through a sampling capillary tube at high speed under negative pressure function produced by high speed gas flow and spray from the nozzle of the atomizer, thereby brushing and cleaning the obstruction in the atomizer at high speed; the other comprises using atomizing gas flow for back flushing of obstruction in the atomizer, plugging the gas flow channel of the atomizer, connecting one end of the nozzle of the atomizer with an atomizing gas flow pipeline, using high speed gas flow for back flushing of the sampling capillary tube from the nozzle end of the atomizer, so as to brush and clean the obstruction in the atomizer at high speed. In the case of maintaining original connection state of the atomizer unchanged, the invention meets the requirement of removing obstruction in the atomizer, reduces the frequency of replacing the atomizer as a result of blocking damage, and greatly reduces the production cost.

The composite structure for protecting a main core comprises a laminated surface covering having a rigid protective layer and an elastomeric member. A damage tell-tale is inserted between the rigid protective layer and the elastomeric member. The composite structure thus serves both to protect the core and to reveal damage suffered by the core. The structure is applicable, for example, to protecting a structural element of a vehicle such as a helicopter.

The invention relates to a novel instrument for measuring the gradient of a steel column. The instrument comprises a laser emitter, a plumb bob, a basic length scale, a telescopic length scale, a basic angle scale, a telescopic angle scale and a fixed angle scale; the instrument is characterized in that both the laser emitter and the plumb bob are mounted at an end part of the telescopic length scale; the other end of the telescopic length scale is integrally inserted into the basic length scale; one end of the basic length scale is fixed with one end of the basic angle scale; the fixed angle scale is mounted at an included angle between the basic length scale and the basic angle scale; one end of the telescopic angle scale is integrally inserted into the basic angle scale. The invention provides the instrument for measuring the mounting gradient of the inclined steel column, overcomes deficiencies of a conventional process in aspects of personnel operation and data acquisition, and improves the mounting efficiency of the special-shaped steel column; the instrument is scientific, reasonable, and simple, convenient and quick to implement.

A welding trajectory real-time detecting method in the welding process of a welding robot includes the steps that welding trajectory data in the welding process of a normal welding robot are acquired; dimensionality reduction analysis is performed on the acquired welding trajectory data, and the cluster number of distribution dense clusters of the data is determined; according to the cluster data, all data points are accurately classified, and center point coordinates of each category are obtained; most TCP data point coordinate values of each category are substituted into a BP neutral network algorithm for network training; remaining TCP coordinate values are substituted into a neutral network algorithm for network authentication success; welding trajectory data of a certain point are acquired in real time; TCP-X and TCP-Y coordinate values in actual TCP coordinate values are substituted into the neutral network algorithm so that a predicted TCP-Z coordinate value can be obtained; and a difference between the predicted TCP-Z coordinate value and an actual TCP-Z coordinate value are is calculated, the point is a normal point if the difference falls into a preset confidence interval, and the point is an abnormal point if the difference does not fall into the preset confidence interval, and predicting alarming is performed.

The invention discloses an ultrasonic-resistance hybrid welding method for a resin-based composite material, and belongs to the technical field of composite material connection. The method comprises the following steps that (1) a welding joint is built according to the internal structure of a welding interface of the resin-based composite material; (2) a power supply is switched on for welding; and meanwhile, ultrasonic vibration is applied in the welding process; (3) after ultrasonic vibration is finished, pressure is applied to the upper portion of the welding area; And (4) cooling is conducted, ultrasonic-resistance hybrid welding of the resin-based composite material is completed, and the composite material resistance welding joint is obtained. According to the method, ultrasonic vibration and the resistance heat effect are ingeniously combined, the welding process combines the advantages of the ultrasonic vibration and the resistance heat effect at the same time, the welding process is simple, construction is efficient, no expensive equipment is needed, and the method is environmentally friendly. The prepared resin-based composite material resistance welding joint is excellentin mechanical strength and extremely low in cost, and has wide application prospects in the field of composite material connection of aviation, aerospace, automobiles and the like.

The invention discloses a method for establishing a model for early prediction of gestational diabetes mellitus, comprising the following steps: 1, clinically retrospectively collecting a plurality ofpregnant women with normal blood glucose during pregnancy and gestational diabetes mellitus, taking the pregnant women as total collection cases, and collecting information data of each case; 2, randomly extracting a plurality of cases from the total collection cases in the step 1 to serve as a training set; compiling a LightGBM model in the form of 'yes-no' by using a Python language and spyderor jupyter notebook software; setting model parameters, then importing information data of each case of the training set and a result of finally judging whether the patient suffers from gestational diabetes mellitus or not, and constructing a LightGBM prediction model; and 3, inputting the information data of the pregnant woman to be predicted into the lightBGM prediction model constructed in thestep 2 to obtain a prediction risk value of the gestational diabetes mellitus risk in the future, and determining whether the pregnant woman will be sick or not according to the prediction risk value.The method has the advantages of simple and convenient implementation, high result accuracy and the like.

The invention relates to a kernel density estimation-based non-invasive power load identification method. The method comprises the following steps of: selecting a common household power load as a research object, acquiring power consumption data of the research object, carrying out sub-state division and extraction power distribution; generating a household working state set according to the power distribution, and calculating simulation power consumption data under each state; carrying out kernel density estimation to obtain probability distribution reference model of each state simulation data; identifying household working state transition points in the reference models, and dividing each household working state data segments; and for each data segment, searching a household working state which is closest to the probability distribution of the data segment, and comparing the household working state with the probability distribution so as to complete an identification task. According to the method, the main data features of power load power consumption can be effectively extracted, the main data distribution features are highlighted, and the influences of random power consumption data and abnormal fluctuation are weakened, so that effect can be well decomposed in the aspect of non-invasive identification, and the method is suitable for the changing and complicated working environment of the current household power grid.

The invention provides a hot riveting connection method of a thermoplastic material and a light alloy. A hole is preformed in the light alloy, and a light alloy / thermoplastic material high-efficiencyheterogeneous joint is formed by using the light alloy with the hole, a thermoplastic fiber prepreg, a heating element, the thermoplastic material and the like through an electric heating melting bonding process; due to the introduction of the preformed hole, the interface bonding strength of the thermoplastic resin adhesive layer and the light alloy is improved; and due to the introduction of thethermoplastic fiber prepreg, the situation that the current of the heating element and the generated heat leak through the light alloy is avoided. The method disclosed by the invention is simple, quick and extremely low in cost, and has a wide application prospect in the fields of metal and non-metal material connection of aviation, aerospace, automobiles and the like.

The invention discloses a video generation method and device and terminal equipment. The video generation method comprises the steps: obtaining a parameter reflecting a video shooting scene, and enabling the parameter to serve as a video scene parameter; according to the video scene parameters, selecting a matched music score as a current music score; and generating a video according to the current music score. Thus, the implementation is simple and convenient, and the time spent by the user in selecting the music when making the video can be reduced, and the video making cost is saved, and the user experience is improved.

The invention relates to a method for validating a biometrical acquisition, mainly the acquisition of a body imprint of a body area such as fingerprints or a face imprint, wherein the method involves together with the biometric acquisition: lighting the body area using at least one radiation having at least two respective different wavelengths between approximately 500 nm and 1150 nm; taking at least two reflectometry measurements concerning said and at least two wavelengths for measuring the reflection index of the tissues for these wavelengths; calculating the ratio for two measured indices; and comparing the ratio with a range of reference values characterizing a haemoglobin-containing living tissue in terms of proportions of oxygenated and non-oxygenated forms characteristic of the living states for the wavelengths in question; if the ratio is included in said range, the body area is considered as living and the biometrical acquisition is validated; and conversely, if the body area is considered as not living, the biometrical acquisition cannot be validated.

The invention discloses a stope overlying rock separation layer monitoring method based on optical fiber, and belongs to the field of soil environment monitoring. The stope overlying rock separation layer monitoring method based on the optical fiber comprises the steps that firstly, the development range of an overlying rock separation layer is predicted; secondly, the development size of the overlying rock separation layer is predicted; thirdly, five fixed point optical fibers are adopted, and the concrete schemes of stope overlying rock separation layer monitoring based on 'dichotomy' is designed; fourthly, customization and burying of the fixed point optical fiber are conducted; fifthly, movement of overlying rock separation layer is monitored; and sixthly, the inspecting result is analyzed, and the development position, size and regulation of the overlying rock separation layer are obtained. According to the stope overlying rock separation layer monitoring method based on the optical fiber, the stope overlying rock separation layer monitoring method is based on an optical fiber technology, the optical fiber is a sensing original copy and a transmission original copy, the tensile deformation of the separation layer can be monitored, compressed deformation of the separation layer can further be monitored, the expansion-closing-stabilizing development processes of the separation layer are researched advantageously, five fixed point optical fibers designed based on the'dichotomy' are adopted, the development position and volume of the overlying rock separation layer can beaccurately determined, slip casting and sinking-reduction of the separation layer are conducted advantageously, ground sinking is avoided, and the soil environment is protected.

A method of compressing a digital ink input is disclosed. The digital ink includes a sequence of strokes, each stroke being represented as a series of digital words representing x and y co-ordinates, the compressed digital ink data including, for each stroke, at least one reference co-ordinate expressed in absolute terms, with subsequent co-ordinates being expressed in terms of an offset from a co-ordinate, estimated using linear prediction, such that a given co-ordinate may be determined on the basis of the previous m co-ordinates as formula (1); where are coefficients dependent on the nature of the digital ink, and α represents either an x or a y co-ordinate.

A method is provided for simplifying the calibration of neutron multiplicity counters. The method includes multiplicity counter dead time correction algorithms that preclude the need for extended calibration steps with known radiation sources. The algorithms include approximations that allow calculation of the counter's efficiency without knowledge of sample source activity or origin.

The invention relates to an LED (Light-Emitting Diode) bulb, which comprises a lamp handle and is characterized in that: a connecting part is extended on the lamp handle, the periphery of the connecting part is provided with a lamp shell, the bottom of the lamp shell is provided with a lamp-shell working end, the lamp-shell working end is provided with a baseplate, and the top height of the baseplate is higher than the edge height of the lamp-shell working end; and moreover, LED lamps are installed on the baseplate, a lampshade is installed on the lamp shell, and the LED lamps are placed in the lamp shell. Therefore, the light-emitting obstruction of the LED lamps can be effectively reduced, the light-energy loss problem brought by the blockage of the outer wall of the lamp shell is radically solved, the light-emitting efficiency of the lamps is improved as high as possible, and resources are saved; and in addition, the height of the LED lamps is raised by adopting the baseplate, the LED bulb is convenient and rapid in implementation, the cost is low, and the LED bulb is easy to popularize.

The invention relates to a microbial water body in-situ treatment flora purification body and a sewage treatment method adopting the same. The microbial water body in-situ treatment flora purificationbody comprises the following components in parts by mass: 30-40 parts of a flora adsorption body, 2-7 parts of a microbial compound bacteria solution, 3-7 parts of a carbon source, 40-60 parts of clay, 2-7 parts of rice bran and 2-8 parts of bottom mud. According to the microbial water body in-situ treatment flora purification body, microbial florae can be better fixed to river sediment to be treated, the situation that the microbial florae are easily washed away and dispersed by water flow like bacterial liquid is avoided, and therefore the microbial florae can fully react with harmful pollutants in the sediment to absorb, degrade and convert the pollutants in a river. Therefore, the black and odorous water body and the black and odorous bottom mud are locally reduced and improved at theoriginal position, a better sewage treatment effect is further obtained, finally, an original water area ecological circulation system is restored, the self-purification capacity of the water area isrestored, and the treatment effect is remarkable.

The invention relates to a device and a method for authenticating a user utilizing an internet access client (10) for accessing remote resources of a computer infrastructure, said access comprising a first authentication (130) of the internet access client (10) and a second authentication (140) of the user of the internet access client (10). The method includes sending (132), to a token security module (21), by the internet access client (10), a client certificate (220), said client certificate (220) being associated with items of identification information of the internet access client (10); and receiving (133), by the internet access client (10), an authentication token (210) generated by the token security module when the client certificate (220) sent has been verified by the token security module.

The invention discloses a method for solving problems of glue overflowing, glue attachment and glue drawing of a needle in SMD (Surface Mount Device) type LED (Light Emitting Diode) sealing procedure by use of a film releasing agent. The method comprises the following steps: a. after debugging a machine, wiping the surface of a glue dispensing needle with non-dust cloth to ensure that the surface is smooth, clean and dry and has no glue or other pollutants; b. dipping a piece of clean dust-free cloth in the film releasing agent, wiping a glue injection outlet of the glue dispensing needle with the non-dust cloth, wherein the film releasing agent needs to be prevented from dropping on the material under the needle during the process of dipping the dust-free cloth in the film releasing agent; c. checking the glue dispensing needle, wherein only a thin layer of film releasing agent is left on the surface of the glue dispensing needle, and the needle cannot be wiped with too much film releasing agent; d. evaporating the film releasing agent for 5-10min after wiping; and e. starting the machine for operation. According to the method, after the glue dispensing needle is wiped with the film releasing agent, the surface of the needle of the machine has certain repulsive action on epoxy resin adhesive for sealing and the problems of glue overflowing, glue attachment and glue drawing on the needle are solved well.

The invention relates to the technical field of machinery, in particular to an automatic mahjong machine and charge of electric equipment and intelligent control and management of the automatic mahjong machine. The invention particularly discloses a mahjong machine intelligent system. The mahjong machine intelligent system comprises a single-chip microcomputer kernel module, wherein the single-chip microcomputer kernel module is connected with a mahjong machine intelligent operation controlling module and the other side of the single-chip microcomputer kernel module is connected with a nixie tube time-displaying module. In addition, the single-chip microcomputer kernel module is connected with an M card capable of reading information and inputting information. The single-chip microcomputer kernel module further comprises an M-card order reading module and an M-card order writing module. The mahjong machine intelligent system has the advantages that induction real-time use can be achieved through the M card, a client can bring an own M card to use to the mahjong machine, full-automatic timing and checkout can be achieved, field arrangement of wires is not needed, implement in a field is easy and rapid, intelligent management of the mahjong machine is achieved, and labor pressure of an operator is relieved.

A method of compressing a digital ink input is disclosed. The digital ink includes a sequence of strokes, each stroke being represented as a series of digital words representing x and y co-ordinates, the compressed digital ink data including, for each stroke, at least one reference co-ordinate expressed in absolute terms, with subsequent co-ordinates being expressed in terms of an offset from a co-ordinate, estimated using linear prediction, such that a given co-ordinate may be determined on the basis of the previous m co-ordinates as formula (I); where c<custom-character file="US20040247191A1-20041209-P00900.TIF" wi="20" he="20" id="custom-character-00001" / >i? are coefficients dependent on the nature of the digital ink, and a represents either an x or a y co-ordinate. <math-cwu id="MATH-US-00001"> <NUMBER>1< / NUMBER> alpha ~ N = ∑ i = 1 m ⁢ c i ⁢ alpha n - i ( I ) <mathematica-file id="MATHEMATICA-00001" file="US20040247191A1-20041209-M00001.NB" / > <image id="EMI-M00001" wi="216.027" he="24.01245" file="US20040247191A1-20041209-M00001.TIF" imf="TIFF" ti="MF" / > < / MATH-CWU>

The invention provides a coke oven grid brick installation device, a movable platform and a construction method, and belongs to the technical field of metallurgy equipment. The coke oven grid brick installation device comprises a frame, a clamping mechanism, a lifting mechanism and a power device, wherein the clamping mechanism, the lifting mechanism and the power device are arranged on the frame;the clamping mechanism is used for clamping a row of grid bricks, and the middle of the clamping mechanism is rotationally connected to the frame; the power device is used for providing driving powerfor the lifting mechanism; and the lifting mechanism is used for driving the clamping mechanism to ascend or descend when the clamping mechanism is in a vertical state. The movable platform comprisesa first rail and a platform arranged on the first rail, and a second rail perpendicular to the first rail is arranged on the platform, wherein the second rail is used for transporting the coke oven grid brick installation device. The grid bricks are transported and installed in a heat storage chamber through a construction method. According to the coke oven grid brick installation device and themovable platform, the grid bricks can be installed to the top at one time, the method is simple and fast, and the penetrating rate and construction efficiency of the grid bricks are effectively improved.

Method of indexing a machine or the like in position on the ground, the machine having a leg with a hollow bushing (104) for adjusting its level, which bushing is screwed to the machine and bears without sliding on a soleplate (102) in contact with the ground, the soleplate including an orifice (106) opening out into the bushing. The method includes the steps of positioning the machine on the ground, of drilling a hole (112) in the ground in line with the orifice (106) in the soleplate (102) using a drilling tool passing along the bushing (104) and through the orifice (106) in the soleplate, and of fitting in the hole a positioning member (107) that co-operates with the orifice (106) in the soleplate in order to index its position on the ground. A machine leg specially adapted to implementing the method is also disclosed.