131results about How to "Reduce fratricide" patented technology

The invention relates to a microscopic surgical operation navigation system based on augmented reality and a navigation method. The navigation system comprises a fixing frame, a graph mark, a camera, a controller and display equipment, wherein the fixing frame comprises a foundation, a connection member, a fixing rod and a supporting board. The navigation method comprises steps that, S1, the fixing frame is fixed on an ill body; S2, the fixing frame and the ill body are scanned through a CTA, and a three-dimensional model is reconstructed; S3, a three-dimensional coordinate of the three-dimensional model is adjusted through software 3ds MAX to make the graph mark be at the world coordinate center; and S4, the three-dimensional model is projected by ARToolkit software onto a right center of the graph mark, so the three-dimensional model and the ill body image are superposed and fused. The system and the method are advantaged in that, the augmented reality technology is utilized, so the real world information, namely the ill body, is superposed and fused with virtual world information, namely the three-dimensional model of blood vessel muscle bones, so entity information which is difficult to experience in the real world can be acquired by operation doctors.

The invention discloses a bovine left abomasal displacement operative reduction apparatus with a reduction needle transmitting range setting function. The bovine left abomasal displacement operative reduction apparatus comprises a reduction needle transmitting device and a reduction needle with a line binding hole. The outer edge of the reduction needle transmitting device is smooth, the reduction needle transmitting device comprises a transmitting tube, an ejection portion and a trigger, the ejection portion is positioned at the rear of the transmitting tube and is communicated with the transmitting tube, the reduction needle is straight, the rear end of the reduction needle is arranged in the ejection portion, the other portion of the reduction needle is positioned in the transmitting tube, and the line binding hole is positioned on a needle body in the transmitting tube; the reduction needle transmitting device is further provide with a suture line position lock, and the length of a suture line is locked by the suture line position lock, so that the transmitting range of the reduction needle can be controlled. The bovine left abomasal displacement operative reduction apparatus has the advantages that the traditional double-side incision operation can be simplified onto single-side incision operation, so that the survival probability of seriously ill cattle can be effectively increased; the reduction needle further can be effectively protected, the transmitting distance of the reduction needle can be controlled, accordingly, accidents can be reduced, and the success rate of operation can be increased.

The invention discloses a hydraulic transmission type fruit tree flower thinning machine based on machine vision. The hydraulic transmission type fruit tree flower thinning machine based on the machine vision comprises a central controller, a hydraulic device, an image acquisition device and a flower thinning device, wherein the central controller is connected with the hydraulic device and the image acquisition device and drives the flower thinning device through the hydraulic device. The flower thinning device comprises a rotary shaft and flower thinning rubber strips arranged on the rotary shaft, wherein the upper end of the rotary shaft is fixedly connected with an upper support cross beam, the lower end of the rotary shaft is fixedly connected with a lower support cross beam, upright support columns are further arranged between the upper support cross beam and the lower support cross beam, and the flower thinning device is connected with a transverse moving guide rod through a fixed shaft. The invention further discloses a flower thinning method based on stochastic model virtual experiments and the machine vision. Through the hydraulic transmission type fruit tree flower thinning machine based on the machine vision and the flower thinning method, a large number of repeated filed trails for determining job parameters of the flower thinning device are avoided, unnecessary testing processes are reduced, and therefore economic efficiency of a fruit grower is improved, and the enthusiasm of the fruit grower for planting fruit trees is protected.

The invention discloses a method for releasing a port of carrier-grade network address translation equipment. According to the method, a carrier-grade network address translation device is involved; the carrier-grade network address translation device comprises a network address translation module, a port release module, a user address mapping table, a local translation mapping table, an idle port list and a local session mapping table; the carrier-grade network address translation device releases the port according to the occupation situation of the port accessed by a user; and the carrier-grade network address translation device executes the following steps on an arrived message: (a) inquiring the local translation mapping table; (b) inquiring the user address mapping table; (c) releasing the port; and (d) processing the local session mapping table.

The embodiment of the invention discloses a transaction anti-fraud method, a transaction anti-fraud device and a transaction anti-fraud system. The method comprises the steps: obtaining to-be-recognized transaction data, and extracting the transaction feature data of the to-be-recognized transaction data; judging the to-be-identified transaction data by utilizing a preset judgment rule to obtain ajudgment result of the to-be-identified transaction data; inputting the transaction feature data into a pre-constructed transaction evaluation model to obtain an evaluation result of the to-be-identified transaction data, the transaction evaluation model being constructed and obtained according to sample data confirmed as fraudulent transaction, sample data confirmed as non-fraudulent transactionand unconfirmed sample data; and performing decision processing on the evaluation result and the judgment result of the to-be-identified transaction data by utilizing a preset decision rule to obtainan anti-fraud decision result of the to-be-identified transaction. By means of the embodiments of the invention, efficient and stable risk prevention and control of real-time transactions can be realized.

The invention discloses a peanut shell peeling device. The device comprises a working case and a conveyor belt, wherein the working case comprises a feeding chamber, a working chamber and a screeningchamber, two peeling rolls are arranged transversely side by side in the working chamber, the two peeling rollers are arranged in the working chamber through a transmission roller shaft and a driven roller shaft respectively, the transmission roller shaft and the driven roller shaft are provided with a transmission gear and a driven gear respectively, the transmission gear is meshed with the driven gear, each peeling roller comprises a roller core and a roller sleeve, the roller cores penetrate through the transmission roller shaft and the driven roller shaft, the outer surface of each rollersleeve is provided with a plurality of teeth, the teeth of the surfaces of the two peeling rollers are meshed with each other, a plurality of buffer springs are connected between each roller core andthe corresponding roller sleeve. The peanut shell peeling device effectively grasps the crushing limit of peanut shells and reduces the accidental injury to peanut kernels, thereby reducing the rejection rate of the peanut kernels.

Provided are methods and compositions for obtaining functionally enhanced derivative effector cells obtained from directed differentiation of genomically engineered iPSCs. The derivative cells provided herein have stable and functional genome editing that delivers improved or enhanced therapeutic effects. Also provided are therapeutic compositions and the used thereof comprising the functionally enhanced derivative effector cells alone, or with antibodies or checkpoint inhibitors in combination therapies.

The invention discloses a cloth pulling wheel device capable of being slightly adjusted for a sewing machine. The device comprises an installing bracket, a first motor, a slight adjustment connectingrod, a pulling wheel, a connecting mechanism and a belt transmission device, the installing bracket comprises an installing plate and a shell, and a notch is formed in the bottom of the shell; the slight adjustment connecting rod is inserted in the notch of the shell, the installing plate is connected with the slight adjustment connecting rod through a pivot, and the upper end of the slight adjustment connecting rod forms a bent tail portion; a screw capable of making contact with the shell is arranged on the tail portion, the pulling wheel is fixedly connected with the slight adjustment connecting rod, the first motor is connected with the pulling wheel through the belt transmission device, and a second motor is connected with the slight adjustment connecting rod through the connecting mechanism. According to the cloth pulling wheel device, the motors rotate to pull the pulling wheel upward, the operation that the pulling wheel is manually lifted and put down by hand is omitted, the work efficiency is improved, and accidental injuries are reduced; compared with an electromagnet and an air cylinder device which are used for lifting the cloth pulling wheel, the device is small in size, more portable, low in cost and capable of slightly adjusting the distance between the pulling wheel and a workbench according to different thicknesses of cloth.

Provided are methods and compositions for obtaining functionally enhanced derivative effector cells obtained from directed differentiation of genomically engineered iPSCs. The derivative cells provided herein have stable and functional genome editing that delivers improved or enhanced therapeutic effects. Also provided are therapeutic compositions and the used thereof comprising the functionally enhanced derivative effector cells alone, or with antibodies or checkpoint inhibitors in combination therapies.

The invention provides an electronic transaction risk control method and device, electronic equipment and a computer readable storage medium. The method comprises the steps of receiving feature information of an electronic transaction performed in a client; determining a risk scene where the electronic transaction is located based on the feature information, and determining a risk level of the electronic transaction in the risk scene; in a plurality of risk control modes corresponding to the risk scene, determining a risk control mode matched with the risk level of the electronic transaction to serve as a target risk control mode for controlling the electronic transaction; and applying the target risk control mode to an electronic transaction performed in the client, so as to delay the process of the electronic transaction in a risk scene where the electronic transaction is located. According to the invention, the process of the electronic transaction can be effectively controlled, andthe accidental injury rate of the electronic transaction is reduced.

The invention discloses a mouth gag. The mouth gag comprises a supporting base and a threaded rod. L-shaped supporting arms are hinged to the two ends of the supporting base and sleeved with protective sleeves in a matched mode, the mouth gag further comprises nuts in threaded fit with the tail ends of the L-shaped supporting arms, trays are installed on the nuts, and when the L-shaped supporting arms are placed in the oral cavity of a patient, the two trays are arranged to make contact with the upper jaw and the lower jaw of the patient respectively. When the L-shaped supporting arms are taken out of the protective sleeves, after the nuts are in threaded fit with the tail ends of the L-shaped supporting arms, the trays are fixed to the tail ends of the L-shaped supporting arms; when the L-shaped supporting arms stretch deep into the oral cavity of the patient, the trays make direct contact with the upper jaw or the lower jaw of the patient, and the contact area between the L-shaped supporting arms and the upper jaw or the lower jaw of the patient is increased, so that stress, acting inside the oral cavity, of the L-shaped supporting arms is dispersed to reduce the pressure, borne by the oral cavity of the patient, of the L-shaped supporting arms, and the post-operation sequelae of the patient are reduced.

Provided are methods and compositions for obtaining functionally enhanced derivative effector cells obtained from directed differentiation of genomically engineered iPSCs. The derivative cells provided herein have stable and functional genome editing that delivers improved or enhanced therapeutic effects. Also provided are therapeutic compositions and the used thereof comprising the functionally enhanced derivative effector cells alone, or with antibodies or checkpoint inhibitors in combination therapies.

The invention discloses a multifunctional picker, comprising a member bar, a pair of picking scissors and an operating mechanism for driving picking and shearing, wherein the picker comprises two pairs of scissors in rotation connection and an offsetting spring; each pair of scissors comprises a scissors head and scissors handles; each scissors head comprises a knife edge and a knife back; the operating mechanism comprises a grab handle, a steel cable and a pulley component; the scissors handles of the first pair of scissors are fixed on the member bar, and the scissors handles of the other pair of scissors are connected with the grab handle through the steel cable around through the pulley component; a clamping member raised out from the edge thereof is arranged on the first pair of scissors; and the offsetting spring is arranged the two scissors handles to strut the two scissor heads and press the knife back of the other pair of scissors on the clamping member so as to be combined with the clamping member to form a pair of tongs. The multifunctional picker can shear stems and also can clamp fruits, thereby being capable of greatly reducing the accidental injuries to plants and people in picking process; and the multifunctional picker is very convenient to operate and use.

The invention discloses a fastening device for assisting in tightening a three-jaw chuck on a lathe. The fastening device comprises a right-angle hanging plate with a bolt hole, wherein an air cylinder is embedded in the horizontal end surface of the right-angle hanging plate; the lower end of the air cylinder is in power connection with a lifting rod; an arc-shaped track is arranged at the lowerend of the lifting rod; and a swinging assembly is arranged in the arc-shaped track. According to the fastening device disclosed by the invention, a plurality of groups of limiting rods which are clamped on double surfaces and are arrayed along the three-jaw chuck in an annular manner are utilized, and the limiting rods can be movably separated from abutting against an extension rod of the three-jaw chuck, so that synchronous rotation or disconnection transmission of the three-jaw chuck is controlled; the position change of oil liquid difference in a sealed pipeline is changed, so that the limiting capacity of rotation of a double-surface clamping structure part is realized, and the ordered working steps of the clamping structure part clamping-sliding out-releasing-sliding back along a circular rail are realized; and the whole process can be controlled by a program, and manual intervention is not needed, so that the problem that a workpiece is not completely fixed due to insufficient force is avoided, and the probability that workers are accidentally injured by a cutter is reduced.

The invention provides an automatic excess material recycling device for gypsum block production equipment. The automatic excess material recycling device comprises a material scraping device and a recycling device, wherein the material scraping device is arranged on a rack and is used for scraping excess materials, the recycling device is used for recycling the excess materials, the recycling device is connected with a water measuring hopper, and the excess materials are scraped by the material scraping device, fall into the recycling device and return to the water measuring hopper through the recycling device. According to the automatic excess material recycling device provided by the invention, automatic scraping and automatic recycling of gypsum excess materials in gypsum block production are realized by arranging the material scraping device and the recycling device, the resources are greatly saved, and the cost of the raw materials is reduced; by adopting the automatic excess material recycling device, the manual operation of an excess material cleaning link can be omitted, the labor cost and the possibility of accidental injury on personnel in the operation link are reduced, the excess material cleaning link can be continuously carried out after the manual operation is omitted, halfway resting is not needed, and the production efficiency is increased; in addition, the structure is simple, the design is ingenious, the running is stable, and the production cost and the manufacturing cost are low.

The invention relates to an automatic assembling machine, in particular to an automaticsolid wheel assembling machine for a production workshop. The automatic solid wheel assembling machine for the production workshop is simple in structure, simple and convenient in production process, low in danger coefficient, time-saving, labor-saving and full-automatic. The automatic solid wheel assembling machine for the production workshop comprises a base, wherein the top of the base is provided with a rack; a motor mounted on the rack; a pressing mechanism arranged at the top of the base; an air cylinder arranged on the pressing mechanism; an intermittent feeding mechanism arranged at the top of the base; and a self-locking mechanism arranged on the intermittent feeding mechanism. By arranging an intermittent discharging mechanism, an axle is intermittently conveyed to the middle of the top of the bottom plate through the intermittent discharging mechanism, and the situation that an operator manually conveys the axle and is accidentally injured by the pressing mechanism can be avoided.

The invention provides an article duplicate judgment processing method and device and electronic equipment. The method comprises the following steps: determining similar articles of a to-be-publishedarticle according to article characteristics of the to-be-published article; carrying out word segmentation processing on the to-be-published article to obtain a first word segmentation result, and carrying out word segmentation processing on similar articles to obtain a second word segmentation result; performing target processing according to the first word segmentation result to obtain a firstprocessing result, and performing target processing according to the second word segmentation result to obtain a second processing result, wherein the target processing comprises word segmentation splicing processing and / or word segmentation weight reduction processing; and according to the first processing result and the second processing result, executing a re-judgment processing operation on the to-be-published article. Compared with the prior art, when the article is subjected to duplicate judgment, the duplicate judgment effect of the duplicate judgment mode in the embodiment of the invention is better.

The invention relates to an abnormal account recognition control method, an abnormal account recognition device, equipment and a medium, and aims to solve the problems that long time is needed for identifying suspicious accounts hit by policies and the recognition efficiency is low when a large amount of abnormal contents burst in a short time. The abnormal account recognition control method comprises the steps that attribute information of an account issuing abnormal content is acquired; based on an attribute value in the attribute information, a target account containing a target attribute value is determined in the accounts issuing the abnormal content, and the target attribute value is an attribute value which is the same as or similar to a preset specific attribute value; when it is determined that the number of the target accounts is greater than a first preset threshold, selecting a part of accounts from the target accounts and pushing the accounts to a first recognition server;and pushing accounts, which are not pushed to the first recognition server, in the target accounts to a second recognition server when it is determined that the received recognition result returned by the first recognition server meets a preset condition.

The invention provides a cooperative and non-cooperative unmanned aerial vehicle recognition method and system based on multisource information. The method comprises the following steps: when a cooperative unmanned aerial vehicle flies, sending active report information to an unmanned aerial vehicle monitoring center in real time; receiving and storing the active report information by the unmannedaerial vehicle monitoring center; by virtue of radar detection equipment, acquiring location information of the cooperative unmanned aerial vehicle and a non-cooperative unmanned aerial vehicle in real time; by virtue of frequency spectrum detection equipment, acquiring location, type and frequency spectrum characteristic information of the cooperative unmanned aerial vehicle and the non-cooperative unmanned aerial vehicle in real time; associating the information acquired by the radar detection equipment with the information acquired by the frequency spectrum detection equipment, and formingcomprehensive target detection information; and comparing the comprehensive target detection information with the active report information of the cooperative unmanned aerial vehicle, and recognizingthe cooperative unmanned aerial vehicle and the non-cooperative unmanned aerial vehicle. The method provided by the invention combines the multisource information, performs recognition on the cooperative unmanned aerial vehicle and the non-cooperative unmanned aerial vehicle and can rapidly and accurately recognize the cooperative unmanned aerial vehicle and the non-cooperative unmanned aerial vehicle.

The embodiment of the invention provides a method and device for monitoring and processing cheating behaviors in a website. The method comprises the steps that pre-hot spot information is determined according to the reading amount of information in the website; within a set time period, when an information similarity parameter corresponding to IP information carried by an interaction request corresponding to the pre-hot spot information and user agent UA information is smaller than a set parameter threshold, sending the pre-hot spot information to a selected number of elector users, and guiding the elector users to score the content quality of the pre-hot spot information; collecting feedback data of the elector users for the pre-hot spot information; and if the collected feedback data meets a preset condition, judging that the pre-hot spot information has a cheating behavior. According to the technical scheme, the interaction request of the information with the hot spot characteristics is tracked in real time according to the hot spot condition of the information, so that the authenticity of the information hot spot is monitored, and the website cheating behavior can be tracked.

The invention relates to the technical field of refrigerator production equipment, especially to a high-precision cutting device for refrigerator glass partition plate production. The device comprisesan operation table and a cutting frame, the bottom of the cutting frame is welded to one side of the top of the operation table. Air cylinders are connected to the two sides of the top of the cuttingframe through bolts, a fixed rod is welded to the side, close to the tops of the air cylinders, of the cutting frame, a movable rod is rotationally connected to the end of the fixed rod through a rotating shaft, a sleeve is bonded to the side, close to the top of the fixed rod, of the cutting frame, and a stabilizing rod is arranged in the sleeve. The piston rods of the air cylinders drive one end of a movable rod to be pushed upwards, the other end of the movable rod is pressed downwards, the pressing plate is pushed, the pressing plate can be stably pressed on a glass partition plate, the glass partition plate is prevented from sliding through an anti-skid pad, the cutting accuracy of the glass partition plate is improved, the moving distance of the cutting box can be observed through scale lines, the end of the electric telescopic rod drives an extending box to move downwards, and a cutting knife can cut the glass partition plates of different thicknesses.

The invention discloses a whole glass tube processing system of a medium-high temperature solar heat collecting tube. A 280-segment cutting device for cutting a glass tube into 280mm glass segments, a glass tube cutting device for carrying out linearity detection on the 280mm glass segments, sizing the qualified glass segments and cutting into the required glass segments, a glass-kovar sealing device for performing kovar sealing on 280mm glass segments to form 300 segments, a glass-glass sealing device for sealing the 300 segments and the sized and cut glass segments, and a tail pipe sealing device for connecting a tail pipe to the glass segments in a sealing way are sequentially arranged along the glass tube processing direction. According to the whole glass tube processing system of the medium-high temperature solar heat collecting tube, the automation degree in the whole glass tube processing process of the medium-high temperature solar heat collecting tube is improved, use of manpower is greatly reduced, the labor intensity of a worker is reduced, the labor cost is reduced and the production efficiency is greatly improved.

The invention discloses medical scissors. Two half parts of a scissor body is connected into a whole capable of making relative rotation through a rotating axle, handles are respectively arranged at the rear ends of the two half parts of the scissor body and an inner concave cutting edge and an outer convex cutting edge are formed at the front end of the scissor body. The invention is easier and securer to operate; and the probability of accidental injury is greatly reduced when the medical scissors are operated by the medical staff for curing the patients.

The invention relates to an edge scraping machine, in particular to a round wood edge scraping machine for a workshop. The round wood edge scraping machine for the workshop saves time and labor, is high in working efficiency, can place multiple wood barrel covers at a time, and cannot cut operators. The round wood edge scraping machine for the workshop comprises a base, wherein racks are arrangedat the top of the base; a worktable, wherein the worktable is arranged at the tops of the racks; motors, wherein the motors are arranged at the upper parts of the two racks; a transmission device, wherein the transmission device is arranged on one side of the bottom of the worktable; a feeding device, wherein the feeding device is arranged on one side of the worktable and an output shaft of the motor, and is connected with the transmission device; a pressing device, wherein the pressing device is arranged on the worktable; an edge scraping device, wherein the edge scraping device is arranged on the pressing device; and a taking device, wherein the taking device is arranged on the worktable. The round wood edge scraping machine is provided with the transmission device; and the transmissiondevice is started to drive the feeding device to operate, and can drive round wood plates to rotate at a constant speed.

The invention discloses an oral cavity expander with the protecting function. The oral cavity expander with the protecting function comprises a supporting base and a conical screw which penetrates through the supporting base and is matched with the supporting base in a threaded mode, wherein L-shaped supporting arms are hinged to the two ends of the supporting arm, a rotary head is fixed to one end of the screw, the other end of the screw is placed between the two L-shaped supporting arms, protrusions are arranged on the two sides of the edge, away from the screw, of each L-shaped supporting arm, and the L-shaped supporting arms are sleeved with protective sleeves which are matched with the supporting arms. The oral cavity expander with the protecting function further comprises sterilization layers, wherein the sterilization layers are arranged between the L-shaped supporting arms and the protective sleeves in a sliding mode. According to the oral cavity expander with the protecting function, the two sterilization layers are additionally arranged in the protective sleeves respectively, in this way, the L-shaped supporting arms are under a clean and sanitary environmental condition all the time, the oral cavity expander can be used for a patient simply by opening the protective sleeves by a user, the process of soaking an existing oral cavity expander in a disinfectant for a period of time before being used when the oral cavity is expanded is omitted, preparation time before first-aid is greatly shortened, and the forceful guarantee is provided for successful rescue of the patient.

The invention discloses anti-drone interference equipment based on a phased circular array. The anti-drone interference equipment comprises a support assembly, a power supply module, a control module,a noise module, a power division module and an antenna module which form a circular truncated cone shaped sealed cover shell structure, wherein an ARM unit and an FPGA unit analyze an interference instruction, set working parameters and generate broadband and narrowband noise signals of an L waveband, an S waveband and a C waveband, and 360-degree omnibearing electric scanning and interference ofdrone targets at various distances are achieved through utilizing a circular array formed by amplifying, phase shifting and antenna switching units.

An epididymis / testicular puncture sperm retrieval device belongs to the field of medical devices. The device comprises a fixing bracket for mounting a testis holder, a puncture needle holder and a four-way joint holder, a puncture needle with a cutting inner core and capable of achieving pressing type rotation, an adjustable vacuum extractor, an adjustable syringe pump and a squeezable small container with scales, and the latter four are connected by four-way joints and transparent hoses. A bracket rod is fixed to a base by bolts, and the testis holder is provided with a B ultrasonic probe fixing clip. The puncture needle holder is combined with an adjustable connecting rod by a needle holder and fixed on the bracket. The adjustable vacuum extractor, the adjustable syringe pump and the squeezable small container with scales are connected with the puncture needle through the hoses and the four-way joints. All components of the device can be removed and combined as required. The device is simple in operation and convenient to carry after assembly, can be operated by one person, saves human resources and reduces medical assistance accidental injury.

The invention discloses accidental injury-preventing auxiliary injection equipment for veterinarians. The equipment includes an injection block, a working cavity is formed in the injection block, a disinfection mechanism is arranged in the working cavity, the disinfection mechanism comprises a moving block, a transverse groove is formed in the rear end wall of the working cavity, an injection mechanism is arranged on the upper side of the disinfection mechanism, the injection mechanism comprises a moving plate, a moving cavity is formed in the injection block, the moving plate is arranged in the moving cavity in an up-down moving mode, a transmission mechanism is arranged on the upper side of the injection mechanism, the transmission mechanism comprises a first transmission shaft, and a rotating groove with a downward opening is formed in the upper end wall of the working cavity. When a syringe with extracted medicine is put into the equipment and the equipment is used for injecting ananimal, even if the equipment gets out of the hand in that the animal struggles, a syringe needle to quickly return into the equipment, thereby reducing possibility of accidental injury and protecting safety of the veterinarian and nearby personnel.

The invention discloses an error correction model training method, in the scheme, an initial error correction model can be trained through a search word before error correction and a search word after error correction in target training data, and in the training process, a predicted search word is determined through an attention module, a coverage rate module and a gating module in the model. The final error correction model is obtained after training, and the error correction model is trained in this way, so that the error correction accuracy of the model can be improved, and the accidental injury rate of the model can be reduced; the invention further provides a search word error correction method, according to the scheme, error correction can be conducted on the original search word by means of the trained final error correction model, and the situation that the search quality is reduced due to errors existing in the original search word is avoided; the invention further discloses an electronic device and a storage medium which can also achieve the above technical effects.