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36results about How to "Impact identification" patented technology

Cyclic tumor cell detection method

The invention relates to a cyclic tumor cell detection method. The method comprises that a human body fluid sample is collected and fixed by formaldehyde to enhance the permeability of a cell membrane, cells are added to groups of PCR multiple combined tubes, each tube is added with a reverse transcription primer with ID1, after reverse transcription into cDNA molecules, the cells are collected and added into another group of PCB multiple combined tubes, each tube is added with a 3' end extension prime which carries ID2 and includes a 3' end capable of specifically recognizing cDNA molecules,extension reaction is carried out after sequential complement, the cells are collected and cracked, and the PCR prime is used to pre-amplify an extension product. The sequence is measured in high flux, and the ID1:ID2 combination manner is analyzed. The detection method has the advantages that and PCR amplification are carried out on different markers, the cyclic tumor cells and cyclic tumor cellswith EMT can be accurately identified, other technologies can be combined for use, and the extremely few cyclic tumor cells and other non-body-fluid rare cells in the body fluid sample can be detected to largest extent.
Owner:ZHIHUI MEDICAL TECH (SHANGHAI) CO LTD

Aminotadalafil hapten, artificial antigen and preparation method thereof

The invention relates to the bio-technical field, in particular to an aminotadalafil hapten, an artificial antigen and a preparation method thereof. On the basis of retaining the basic structure of aminotadalafil, the hapten introduces a connection arm structure and an active group for coupling macromolecules, so that coupling with the macromolecules is facilitated; furthermore, the own molecular structure and the basic structure of the aminotadalafil with relatively small molecular weight can be fully exposed after the coupling is completed, and the phenomenon of influence on identification of an animal organism due to the fact that the own molecular structure and the basic structure of the aminotadalafil are covered with the macromolecules. According to the preparation method, the aminotadalafil hapten is coupled with protein through an active esterification method to prepare the artificial antigen, so that the coupling ratio can be 18.2, and the aminotadalafil hapten can be used for immune detection of the aminotadalafil.
Owner:GUANGDONG UNIV OF TECH

Rainproof anti-fog automobile headlights for unmanned automobile

The invention discloses rainproof anti-fog automobile headlights for an unmanned automobile. The automobile headlights include an automobile body, headlight mounting plates, lamp bulbs and outer lamp covers; the headlight mounting plates are located at the two ends of the front part of the automobile body, the lamp bulbs are located on the surfaces of the headlight mounting plates, the outer lamp covers are fixed on the two ends of the headlight mounting plates through screws, one side of each lamp bulb is provided with an inner lamp cover, the two ends of each inner lamp cover are connected with the surfaces of the two ends of the corresponding headlight mounting plate respectively, photosensors are arranged below the lamp bulbs, and the top of each outer lamp cover is provided with a baffle. By the arrangement of the baffles, hot wind conveyed by an automobile air conditioner is completely used for the outer lamp covers, the outer lamp cover water cleaning strength of the hot wind conveyed by the automobile air conditioner is improved, at the same time, the rainproof anti-fog automobile headlights have the advantage of preventing water drops from entering the headlights through vent holes, by the arrangement of the inner lamp covers, the lamp bulbs are protected, cold air is prevented from entering through the vent holes, the lamp bulbs are thus prevented from being affected, and at the same time, the service life of each lamp bulb is increased.
Owner:施春燕

Motor vehicle license plate erasing machine

The invention discloses a motor vehicle license plate erasing machine. The machine comprises a rack and a controller, wherein a feeding belt and an erasing belt which are matched with each other are arranged on the upper side and the lower side of the rack and are driven by a feeding motor and an erasing motor respectively, meanwhile, a solvent box is further arranged on the rack, an erasing solvent is sprayed to the erasing belt through a spraying device, and the controller is connected with the feeding motor and the erasing motor separately. According to the machine, during use, a license plate is located between the feeding belt and the erasing belt, when the feeding belt drags the license plate to the outlet end, the front face of the license plate rubs against the erasing belt to complete the erasing operation of the license plate, meanwhile, the belt is adopted as a carrier of erasing cloth, the advantages of high structural strength of a roller and large effective erasing area of the cloth belt are achieved, automatic erasing operation is achieved, and meanwhile, the machine can conduct erasing operation continuously, so that the production efficiency of the machine is greatly improved.
Owner:内蒙古警通科技有限公司

Sulfamethazine antigen, preparation method and application thereof

InactiveCN101565405AFully exposedLimit free spinsOvalbuminSerum albuminSulfanilamideHapten
The invention discloses a sulfamethazine, a preparation method and an application thereof. The sulfamethazine antigen is an antigen obtained by coupling a sulfamethazine hapten with carrier albumen. The sulfamethazine hapten is a compound and the structural formula is shown as formula I. The sulfamethazine antigen immune animal can prepare the antibody with higher appetency and specificity. The sulfamethazine antigen can be used for detecting the residue of sulfonamide.
Owner:CHINA AGRI UNIV

Touch screen, display panel and display device

The invention discloses a touch screen, a display panel and a display device. The touch screen, the display panel and the display device are used for achieving the infrared touch control function of identifying user operation remotely and are simple in manufacturing technology and excellent in product property. The touch screen comprises multiple infrared sensors, and the infrared sensors comprise source electrodes, drain electrodes and active layers located between the source electrodes and the drain electrodes, wherein the source electrodes are used for receiving external voltage signals, the drain electrodes are connected with an infrared integrated circuit, and the active layers are used for absorbing the infrared ray energy reflected by a user and generating current carrier transition, so that a conductive channel is formed, the source electrodes are conductively connected with the drain electrodes, the source electrodes send the voltage signals to the infrared integrated circuit, and the infrared integrated circuit identifies the operation actions of the user according to the received voltage signals.
Owner:芜湖天马汽车电子有限公司

Food safety detection device based on big data processing and using method thereof

The invention discloses a food safety detection device based on big data processing and a using method thereof. The food safety detection device comprises a mounting rack, supporting legs are symmetrically mounted at the two sides of the two ends of the bottom of the mounting rack, a first conveying belt device is arranged at one end of the inner side of the mounting rack, and a second conveying belt device is arranged at the other end of the inner side of the mounting rack. A monitoring box main body is mounted in the middle of the top of the mounting rack, and a cooling bin is mounted at thetop of the end, close to the first conveying belt device, of the monitoring box main body. According to the present invention, through the cooperative use of a display screen, a code scanner, the first conveying belt device, the supporting legs, a mounting base, a turnover assembly, a data server and a single-chip microcomputer, food is monitored through the cooperation of the code scanner, the data server and the single-chip microcomputer, so that the whole device monitors the food in an assembly line mode, the food monitoring effect of the food safety detection device based on big data processing is greatly improved, and popularization and application of the device are facilitated.
Owner:贵州省生物技术研究所

Buffer circuit-based high-precision wireless voice recognition access control system

The invention discloses a buffer circuit-based high-precision wireless voice recognition access control system, which mainly consists of a central processing unit, a second wireless transmission module, an A / D (analog to digital) switching circuit, an access control driving circuit, an alarm module, a display module, a memory, a first wireless transmission module, a frequency stabilization circuit, a sound sensor, an access control, a signal processing circuit, a PC (personal computer) and the like, wherein the A / D switching circuit, the access control driving circuit, the alarm module, the display module, the memory and the first wireless transmission module are respectively connected with the central processing unit; the frequency stabilization circuit is connected with the A / D switching circuit; the sound sensor is connected with the frequency stabilization circuit; the access control is connected with the access control driving circuit; the signal processing circuit is connected with the second wireless transmission module; the PC is connected with the signal processing circuit. According to the buffer circuit-based high-precision wireless voice recognition access control system disclosed by the invention, data transmission is performed by adopting a wireless manner to realize access control and the information exchange of the PC, therefore the construction difficulty is reduced, and an administrator is helped to transform an access control network in the future; the buffer circuit-based high-precision wireless voice recognition access control system disclosed by the invention is provided with a buffer circuit; the buffer circuit can be used for smoothly inputting a signal into the central processing unit, so that the phenomenon that signal processing and recognition of the central processing unit is influenced by signal fluctuation is avoided, and the recognition precision of the buffer circuit-based high-precision wireless voice recognition access control system disclosed by the invention is improved.
Owner:CHENGDU KANUOYUAN TECH CO LTD

Computer keyboard with auxiliary illumination system

The invention relates to the field of computer keyboard equipment, in particular to a computer keyboard with an auxiliary illumination system. The computer keyboard comprises lamp heads, a connectionline, a power line, a keyboard film and keys, wherein the lamp heads are distributed in arrays in channels between the keys; the connection line connects the lamp heads and is provided with a female connector; the power line comprises a male connector and a USB plug; and the keyboard film is provided with a fluorescent layer and a light shading layer. The fluorescent layer is arranged in the keyboard film of the keyboard, so that the contents as same as the keys can be displayed; and lamplight of the lamp heads under the keyboard film illuminates the fluorescent layer, so that the displayed contents of the keyboard film can be clearly seen in a relatively dark place.
Owner:ANHUI SWAN TECH IND GRP

Mutant protein with unnatural amino acids and application thereof

The invention belongs to the field of genetically engineered drugs and relates to a novel BAFF mutant capable of participating in immune adjustment. The BAFF mutant relates to the BAFF mutant expressed through a prokaryotic system and provided with unnatural amino acids. The BAFF mutant can generate antibodies through stimulating an organism to participate in adjusting an immune system, and can be used for preparing medicine for curing autoimmune diseases.
Owner:CHINA PHARM UNIV

Labeling and sorting system

The invention discloses a labeling and sorting system. The labeling and sorting system is characterized by comprising an operation table, wherein a belt conveying line is arranged in the middle of theoperation table, a width adjustment mechanism, a system controller, a printing mechanism, a labeling smoothing mechanism and a scanning mechanism are sequentially arranged in the movement direction of the belt conveying line, a printing inclination angle is formed between a printing opening of the printing mechanism and the belt conveying line, and the system controller controls the width adjustment mechanism, the printing mechanism, the labeling smoothing mechanism and the scanning mechanism to complete corresponding operation. By using the system, the automatic operation of labeling, checking and screening can be realized, the workload of workers can be reduced, and the working efficiency and accuracy can be improved.
Owner:中科艾迈克精密机电制造(苏州)有限公司

Color blindness detector

The invention relates to a detector, in particular to a color blindness detector. The color blindness detector achieves the technical purposes that attention of children can be attracted, and errors can be avoided. According to the technical scheme, the color blindness detector comprises a base, an installing column, a supporting rod, an arc frame, a pointer, an annular frame, a square block, connecting blocks, a rotating wheel, a first spring, a friction rod, a sliding block, a sliding rail and the like; the installing column is connected to the top of the base, the supporting rod is connected to the upper portion between the left and right walls inside the installing column, the rotating wheel is rotationally installed in the middle of the front side of the supporting rod, four connecting blocks are evenly connected to the outer side of the rotating wheel at intervals, and the annular frame is connected to the outer sides of the four connecting blocks. A medical worker rotates the annular frame so that the pointer is pointed to the square block of the needed color, and color blindness detection can be performed on children; the position of the square block can be fixed through the friction rod, the phenomenon that the square block rotates freely due to the external force effect is avoided, and the detection result accuracy can be ensured.
Owner:西安市人民医院

Pharmaceutical microorganism identification method

The invention belongs to the technical field of microorganism examination, and more specifically discloses a pharmaceutical microorganism identification method. An identification device is adopted inthe pharmaceutical microorganism identification method. The pharmaceutical microorganism identification method comprises following steps: preparation of an identifying agent, preparation of a drug solution, liquid adding, liquid mixing, and observing. In identification process, a stirring module of the identification device is used for full mixing of the drug solution with the identifying agent, so that development of different colors of microorganisms in the drug solution under the action of the identifying agent is realized, and identification of the varieties of the microorganisms in the drug solution is realized. The pharmaceutical microorganism identification method is simple; operation is convenient; identification results are visual and obvious; and identification efficiency and identification result accuracy are increased.
Owner:SUZHOU ABOGEN BIOSCIENCES CO LTD

Ultrahigh frequency radio frequency tag with reduced size and maintained performance

The invention discloses an ultrahigh frequency radio frequency tag with reduced size and maintained performance. The tag comprises a tag main body, and is characterized in that a protection mechanismis arranged on the outer side of the tag main body; and the protection mechanism comprises an antistatic layer arranged on the upper surface of the tag main body, a protection film arranged on the upper surface of the anti-static layer, an anti-radiation layer arranged on the lower surface of the tag main body, a bonding layer bonded to the lower surface of the anti-radiation layer and a release paper layer attached to the surface of the bonding layer. Through designed PET silica gel protective film, PE antistatic layer and waterproof layer, the tag is prevented from being extruded and scratched by foreign objects, through the anti-radiation layer, and it is prevented that when the tag is attached to equipment, radiation of the equipment influences identification of the tag; through a groove-shaped shielding layer, signals generated by the tag are transmitted to one direction through the shielding layer, and identification reading and writing are facilitated; and an antenna is accommodated at one side of a chip, so that the size is further reduced and the use of the tag is not influenced.
Owner:深圳锐驰物联科技有限公司

Method for judging interference type of bunch-type fruit mother branch based on visual scaling method

The invention provides a method for judging the interference type of a bunch type fruit mother branch based on a visual scaling method, and the method comprises the steps: firstly achieving the pre-positioning of the mother branch through the cooperation of a monocular camera and a binocular camera, and obtaining a pre-positioning image and a pre-positioning geometric center point of the mother branch; then obtaining an actual positioning image and an actual positioning geometric center point of the mother branch in the picking process through a binocular vision camera; and finally, comparing the actual positioning image and the pre-positioning image of the mother branch by using a monocular vision zooming method, and determining the interference type of the mother branch. By means of the method, the fruit bunches can be accurately and effectively recognized, the mother branches of the fruit bunches can be pre-positioned, the interference types of the mother branches can be accurately judged in the picking process, influences of external factors are avoided, then the picking robot accurately cuts off the mother branches of the fruit bunches, the integrity of the fruit bunches is guaranteed, the picking efficiency is improved, the picking cost is reduced, and labor is saved.
Owner:CHONGQING UNIV OF ARTS & SCI

Method for identifying bunch-type fruit mother branch based on monocular camera and binocular camera

The invention provides a method for identifying a bunch-type fruit mother branch based on a monocular camera and a binocular camera. The method comprises: firstly, acquiring a color image of bunch-type fruit characteristics including fruits, leaves and branches by adopting the monocular camera; training, segmenting, identifying and extracting the color image by using a support vector machine and an AdaBoost algorithm to obtain color images of fruits, leaves and branches then; classifying single-fruit bunches, double-fruit bunches and multi-fruit bunches of the fruits by utilizing a fruit bunch classification principle, and then identifying fruit bunch mother branches through perpendicular bisectors of upper and lower bottoms of outlines of fruit bunches, which are externally tangent to rectangles; and finally, obtaining a binocular stereo image of the mother branch of the fruit bunch by adopting a binocular camera, realizing feature matching of the left image and the right image by utilizing a normalized cross-correlation function, and finally obtaining the space coordinate of the mother branch. According to the method, the fruit bunches can be accurately and effectively identified, the mother branches of the fruit bunches can be positioned, intelligent picking of bunch type fruits is achieved, the picking efficiency is high, and the labor cost is effectively reduced.
Owner:CHONGQING UNIV OF ARTS & SCI

Sulfamethazine antigen, preparation method and application thereof

The invention discloses a sulfamethazine, a preparation method and an application thereof. The sulfamethazine antigen is an antigen obtained by coupling a sulfamethazine hapten with carrier albumen. The sulfamethazine hapten is a compound and the structural formula is shown as formula I. The sulfamethazine antigen immune animal can prepare the antibody with higher appetency and specificity. The sulfamethazine antigen can be used for detecting the residue of sulfonamide.
Owner:CHINA AGRI UNIV

A method for identifying string-shaped fruit branches based on monocular and binocular cameras

The invention provides a method for identifying string-shaped fruit branches based on a monocular camera and a binocular camera. The method first uses a monocular camera to obtain a color image of string-shaped fruit features including fruits, leaves and branches; then uses a support vector machine Train, segment, identify, and extract color images with the AdaBoost algorithm to obtain color images of fruits, leaves, and branches; then use the fruit bunch classification principle to classify fruits into single-fruit bunches, double-fruit bunches, and multi-fruit bunches , and then identify the fruit bunch parent branch through the vertical line of the upper and lower bottom of the fruit bunch circumscribed rectangle; finally, a binocular camera is used to obtain the binocular stereo image of the fruit bunch parent branch, and the normalized cross-correlation function is used to realize the left image and the right The features of the image are matched, and finally the spatial coordinates of the parent branch are obtained. The method can accurately and effectively identify fruit bunches and locate the parent branches of the fruit bunches, realize intelligent picking of bunch-shaped fruits, high picking efficiency, and effectively reduce labor costs.
Owner:CHONGQING UNIV OF ARTS & SCI

Trimetazidine hapten and artificial antigen, and preparation methods and applications thereof

The invention relates to a trimetazidine hapten and an artificial antigen, and preparation methods and applications thereof. The hapten has a structure represented by the formula (I) or formula (II) defined in the specification, wherein n is 1-3 and m is 1-3; the hapten provided by the invention is introduced with an arm connecting structure and an active group for coupling macromolecules on the basis of reserving a basic structure of trimetazidine, not only facilitates coupling of macromolecules, but also fully exposes a self molecular structure and the basic structure of trimetazidine with small molecular weight after coupling, and prevents the hapten from being masked by the macromolecules and prevents influence of animal body identification. The artificial antigen is prepared by coupling the hapten with a protein by an active esterification method, the coupling ratio can reach 14.2, and the artificial antigen can be used for immunological detection of trimetazidine.
Owner:GUANGDONG UNIV OF TECH

Automatic cleaning device used for health and epidemic prevention propaganda warning board

The invention relates to the technical field of health and epidemic prevention, and discloses an automatic cleaning device used for a health and epidemic prevention propaganda warning board. The automatic cleaning device comprises an outer shell, a first rotating shaft is movably connected in the outer shell, a first gear is fixedly connected to the outer portion the first rotating shaft in a sleeving manner, a chain is movably connected to the outer portion of the first gear, a movable block is movably connected to the outer portion of the chain, a first sliding groove is slidably connected to the outer portion of the movable block, a first shell is movably connected to the outer portion of the first sliding groove, a second rotating shaft is movably connected in the first shell, a rotating rod is fixedly connected to the outer portion of the second rotating shaft, and a rack is movably connected to the outer portion of the rotating rod. Through interaction of the first rotating shaft, the first gear, the chain, the movable block, the first sliding groove, the first shell, a supporting frame, a lead screw, a sliding block and a limiting assembly, a sweeping structure can be driven to comprehensively clean a glass layer of the propaganda warning board, then the workload of workers is reduced, the practicability of the propaganda warning board is improved, and people can read propaganda content conveniently.
Owner:魏义宏

Anti-loosening card slot suitable for POS machine and use method thereof

The invention relates to the technical field of payment equipment, in particular to an anti-loosening card slot suitable for a POS machine and a use method thereof.The anti-loosening card slot comprises a machine body and a card slot, the card slot is formed in one side of the machine body, a first sliding cavity is formed in the inner top of the machine body, a lifting mechanism is arranged in the first sliding cavity, and sliding blocks are symmetrically installed at the inner bottom of the first sliding cavity in a sliding mode; the bottoms of the sliding blocks extend into the clamping grooves, and anti-skid rubber is fixedly installed at the bottoms of the sliding blocks. A second rotating rod stops rotating, a sliding plate moves downwards under the action of a spring, the sliding plate is rotationally connected with a threaded sleeve, according to the spiral transmission principle, the threaded sleeve rotates at the position of a thread on a threaded rod and moves downwards step by step, and therefore the sliding plate moves downwards; the anti-slip rubber is made to move downwards through the sliding block, then the anti-slip rubber is made to make contact with the bank card, fixing of the bank card in the POS machine card slot is achieved, the bank card is effectively prevented from loosening, and the using effect of the POS machine card slot is improved.
Owner:汉门电子(江苏)有限公司

Car headlights against rain and fog for driverless car

The invention discloses car headlights against rain and fog for a driverless car, comprising a car body, headlight mounting plates, bulbs and outer lamp covers. The headlight mounting plates are located at two ends of the front part of the car body, and the bulbs are located at the surfaces of the headlight mounting plates. The outer lamp covers are fixed to both ends of the headlight mounting plates by screws, and one side of each bulb is provided with an inner lamp cover. Two ends of each inner lamp cover are connected with the surfaces of two ends of one headlight mounting plate. A light sensor is disposed below each bulb, and a top plate is disposed at the top end of each outer lamp cover. According to the invention, through arrangement of baffles, hot air conveyed by a car-mounted airconditioner is completely used by the outer lamp covers, so that the removal intensity for water droplets of the outer lamp covers by the hot air of the car-mounted air conditioner is improved, and the advantage that the water droplets are prevented from entering the interior of the headlights through ventilation holes is provided. Through arrangement of the inner lamp covers, the bulbs are protected, cold air is prevented from entering the interior of the headlights via the ventilation holes to influence the bulbs to a certain extent, and meanwhile, the service life of the bulbs is prolonged.
Owner:李晓洋

A motor vehicle license plate erasing machine

The invention discloses a motor vehicle number plate erasing machine, which comprises a frame and a controller. The upper and lower sides of the frame are provided with feeding belts and character erasing belts which cooperate with each other, and are respectively passed through the feeding motor and the character erasing motor. At the same time, the frame is also provided with a solvent box, and the character wiping solvent is sprayed onto the character wiping belt through the spraying device; the controller is connected with the feeding motor and the character wiping motor respectively; when the present invention is used, the number plate is located at the feeding Between the belt and the wiping belt, when the feeding belt drags the number plate to the outlet, the front of the number plate rubs against the wiping belt to complete the wiping operation of the number plate. At the same time, the belt is used as the carrier of the wiping cloth. It has the advantages of high structural strength of the drum and large effective wiping area of ​​the cloth belt; the present invention not only realizes the automatic operation of character wiping, but also the equipment described in the present invention can carry out the wiping operation continuously, so its production efficiency has been improved. Big improvement.
Owner:内蒙古警通科技有限公司
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