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45results about How to "Easy to observe and judge" patented technology

Method for identifying honeysuckle and lonicerae flos by utilizing high performance liquid chromatography and liquid chromatography-mass spectrometry

The invention belongs to the technical field of identification of source varieties of traditional Chinese medicinal materials, and relates to a method for identifying honeysuckle and lonicerae flos byutilizing high performance liquid chromatography and liquid chromatography-mass spectrometry. With the adoption of the method, when the test sample is one or two of honeysuckle or lonicerae flos, theweight percentage of the sessile nux vomica acid and the chlorogenic acid in the dried test sample is detected through high performance liquid chromatography, and the ratio of the weight percentage of the chlorogenic acid to the weight percentage of the sessile nux vomica acid is calculated; the weight percentage of dipsacus asperoside B is detected in the dry test sample through liquid chromatography-mass spectrometry. Each honeysuckle is identified by utilizing the weight percentage ratio of chlorogenic acid to sessile strychnolic acid and the weight percentage of dipsacus asperoside B. Themethod is not limited by test sample properties, can be used for identifying single medicinal materials of honeysuckle and lonicerae flos or a mixture of the honeysuckle and the lonicerae flos, can also be used for identifying the single medicinal materials of the honeysuckle and the lonicerae flos or the mixture of the honeysuckle and the lonicerae flos in Chinese patent medicines, effectively improves the identification accuracy, and provides a true and false identification basis for medicine production, circulation and use.
Owner:SHANDONG UNIV OF TRADITIONAL CHINESE MEDICINE

Panoramic detecting system for chassis of motor vehicle at airport crossing and control method

The invention discloses a panoramic detecting system for a chassis of a motor vehicle at an airport crossing and a control method. The system comprises a control terminal, a platform terminal and an actuation terminal, wherein the control terminal is a computer provided with a control program; the platform terminal comprises a movable platform car as well as a high-definition camera and an illuminating lamp which are arranged on the movable platform car; the actuation terminal comprises a telescopic manipulator arranged on the platform car and a camera arranged on the telescopic manipulator. According to the panoramic detecting system for the chassis of the motor vehicle at the airport crossing and the control method, panoramic scanning of the chassis of the motor vehicle can be realized, a high-definition chassis picture can be generated, problems can be found out and eliminated, forbidden objects hidden in the chassis can be mechanically and automatically removed, the problem that the forbidden objects cannot be manually removed by a detection worker due to the excessive low chassis is solved, and the system has the characteristics of simplicity and convenience in operation, intuitive and reliable result and mechanical explosive removal.
Owner:CIVIL AVIATION UNIV OF CHINA

Portable gas leakage detection device

InactiveCN111678655AWith standard interface functionFunctionalDetection of fluid at leakage pointSulfur hexafluorideGas leak
The invention discloses a portable gas leakage detection device, which comprises a gas flow channel, a connecting port fixedly connected to the front end of the gas flow channel, a foam liquid storagechamber fixedly communicated to the side part of the gas flow channel, and a nozzle fixedly connected to the rear end of the gas flow channel, wherein the connecting port is used for being connectedwith an inflation port of sulfur hexafluoride equipment in a sealed mode; the foam liquid storage cavity is used for storing foam liquid; and the nozzle is used for observing bubble generation. The portable gas leakage detection device is in sealing butt joint with the inflation port of the sulfur hexafluoride equipment through using the standard interface, connection is rapid and convenient, andthe sealing performance of sealing connection is improved; the foam liquid can be stored in the leakage detection device, the foam liquid does not need to be independently prepared, and gas leakage can be conveniently detected in time; bubbles can be blown out through the small holes to facilitate observation and judgment, and an operator can observe the air leakage condition more visually; and the portable gas leakage detection device can greatly improve the leakage detection efficiency of the inflation inlet of the sulfur hexafluoride equipment, has more reliable leakage detection result, and is low in cost and high in general applicability.
Owner:STATE GRID CORP OF CHINA +1

Distributed detection and positioning method for examination cheating wireless invisible earphone, and detector

The invention provides a distributed detection and positioning method for an examination cheating wireless invisible earphone, and a detector. In the past, a supervisor needs to go to an examinee whotransmits a signal to find out the cheating. The method comprises a set of audio magnetic field signal micro detection devices, and an audio magnetic field signal micro detection device is arranged atthe position of each examinee according to the seat distribution mode of the examinees, the arrangement positions satisfy the condition that the light-emitting surfaces of the audio magnetic field signal detection devices can be observed by the supervisors, all the audio magnetic field signal detection devices are distributed to form a detection array, and when an audio magnetic field signal is generated artificially, an audio magnetic field signal drives an alarm lamp of the audio magnetic field signal detection device in the detection array to emit light, and the alarm lamp with the highestbrightness is closest to the signal source of the audio magnetic field, and the examinee at the position where the alarm lamp with the highest brightness is located carries the artificial audio magnetic field signal source. The method is applied to an examination room anti-cheating device.
Owner:张伟

Dehumidification equipment for inorganic fertilizer manufacturing and heat dissipation method thereof

The invention belongs to the technical field of inorganic fertilizer manufacturing, particularly relates to dehumidification equipment for inorganic fertilizer manufacturing and a heat dissipation method of the dehumidification equipment, and aims to solve the problem that a dry output environment needs to be ensured during granulation in existing inorganic fertilizer production, and adopts the following scheme that the dehumidification equipment comprises a bottom plate, and a granulator body and a supporting column are arranged at the two ends of the outer wall of the top end of the bottom plate; a low-temperature cover is fixedly mounted between the granulating machine body and the supporting column, and a discharging channel is arranged at the outlet end of the granulating machine body. The temperature in a low-temperature cover is always 25 DEG C, and meanwhile, a negative pressure fan and a motor work, so that mixed air in the low-temperature cover sequentially passes through a molecular sieve drying frame, a montmorillonite drying frame, an anhydrous calcium chloride drying frame, a fiber drying frame and a silica gel drying frame from outside to inside; moisture, dust, harmful gas and the like in the mixed air are filtered and adsorbed in a heavy-to-heavy manner, so that the inorganic fertilizer discharged from the discharging channel is prevented from absorbing moisture and being decomposed, the production qualification rate of the inorganic fertilizer is improved, and the service life of the transportation mechanism is prolonged.
Owner:陈元芬

Human blood HSP70 antibody colloidal gold-labeled detection test strip and preparation method thereof

The invention discloses a human blood HSP70 antibody colloidal gold-labeled detection test strip and a preparation method thereof, which belongs to the technical field of immunodetection analysis; the test strip comprises a sample pad, a colloidal gold-labeled pad, a cellulose nitrate membrane and absorbent paper orderly connected on a fixed plate; three detection line antigens and one quality control line antibody are disposed on the cellulose nitrate membrane; a colloidal gold-labeled antigen is disposed on the colloidal gold-labeled pad. The colloidal gold-labeled antigen is a developing antigen; the detection line antigen is a capture antigen; the developing antigen and the capture antigen can simultaneously bond with the human HSP70 antibody to form a double antigen sandwich; the developing antigen and the capture antigen are human HSP70 protein obtained by prokaryotic recombinant expression. The test strip of the invention is applicable to human blood HSP70 antibody detection, and has high specificity; the result is easily observed and determined, can be determined within 20 min; the test strip has good stability and repeatability; the operation is simple; no special instrument or equipment is necessary; and the test strip is suitable for popularization and application in on-site detection primary hospitals and experiment research.
Owner:INST OF BASIC MEDICAL SCI ACAD OF MILITARY MEDICAL SCI OF PLA

Chilled fresh poultry storage and transportation freshness safety warning card as well as preparation and use thereof

The invention belongs to the technical field of online monitoring of safety of agricultural products and food products, and discloses a preparation method and a using method of a chilled fresh poultrystorage and transportation freshness safety warning card. The chilled fresh poultry storage and transportation freshness safety warning card is sealed in a container, and comprises filter paper for absorbing color rendering enrichment broth, and a sealed bacteria solution bag. The color rendering enrichment broth is prepared from a chicken extract, sodium chloride and 2, 3, 5-triphenyl tetrazolium chloride; the bacteria solution bag is filled with 102-103cfu / mL pseudomonas aeruginosa. When the chilled fresh poultry storage and transportation freshness safety warning card is used, the sealed bacteria-containing plastic bag in a packaging bag of the warning card is broken by kneading before chilled fresh poultry enters a finished product warehouse, and the warning card is fully wetted and maintained in a sealed state; the warning card is placed outside a packaging bag of the chilled fresh poultry and is transported together with the chilled fresh poultry. When purchasing the chilled fresh poultry, a consumer observes the color of the warning card so as to judge the freshness of the poultry.
Owner:湖南洪江嵩云禽业有限公司

Rotation indicating structure, valve and faucet

PendingCN110206935AThe principle is simple and reliableThe results of the instructions are clear and clearOperating means/releasing devices for valvesValve housingsPhysics
The invention discloses a rotation indicating structure. The rotation indicating structure comprises a rotating body. The included angle between a rotating shaft of the rotating body and the horizontal plane is larger than or equal to 0 degree and smaller than 90 degrees. An identification is attached to the rotating body, and a cavity is further formed in the rotating body. Liquid or gas occupying part of the space of the cavity is contained in the cavity, the other part of the space in the cavity is always located above the liquid or the gas, and an indication forming visual difference withthe liquid or the gas is formed. When the rotating body rotates to a preset position, the identification is matched with the indication. The invention further discloses a valve and a faucet. The valveand the faucet are both provided with the rotation indicating structure. The valve comprises a valve body, and the valve body is the rotating body to be indicated. The faucet comprises a faucet body,the faucet body is provided with a handle, and the handle is the rotating body to be indicated. When the rotation indicating structure is rotated, the indication of the rotation indicating structurecan highlight and be matched with different identifications, and the highlighting effect is accurate and easy to identify. The valve and the faucet are used for accurately indicating the current use state of the valve and the faucet through the rotation indicating structure.
Owner:JOMOO KITCHEN & BATHROOM

Manipulator capable of allowing machine to change cutter

The invention belongs to the technical field of shield tunneling machine construction, and particularly relates to a manipulator capable of allowing a machine to change a cutter. Compared with the prior art, two unlocking threaded sleeves are arranged on the left side and the right side of the manipulator, and when a grabber and the shield tunneling machine cutter are in a grabbing state, the unlocking threaded sleeves can start a locking system of the shield tunneling machine cutter in a shield tunneling machine cutter head; when a hydraulic motor rotates forwards, idle wheels drive locking threaded sleeves on the two sides to rotate forwards, so that the shield tunneling machine cutter is locked in the shield tunneling machine cutter head is completed; and when the hydraulic motor rotates reversely, the idle wheels drive the locking threaded sleeves on the two sides to rotate reversely, so that the shield tunneling machine cutter is unlocked in the shield tunneling machine cutter head, convenience and practicability are achieved, the shield tunneling machine cutter can be accurately and firmly grabbed, the unlocking and locking actions of the shield tunneling machine cutter in the shield tunneling machine cutter head are completed, and meanwhile, a camera shooting device, a lighting device and a water spraying device are arranged at the front end of the manipulator, and an image at the front end of the shield tunneling machine can be transmitted to a control system in real time in the cutter placing and taking process of the manipulator.
Owner:713 RES INST OF CHINA SHIPBUILDING IND CORP

LAMP visual rapid detection kit of silkworm pathogenic micro spore worms and detection method thereof

The invention relates to the technical field of biology, and discloses a LAMP visual rapid detection kit of silkworm pathogenic micro spore worms and a detection method of the LAMP visual rapid detection kit of the silkworm pathogenic micro spore worms. The kit comprises four LAMP primers, deoxyribonucleic acid (DNA) lysate liquid, LAMP reaction liquid, positive reference products, negative reference products and color development liquid to form a detection reaction system. Under the constant temperature of 60 DEG C to 65 DEG C, formwork DNA is rapidly amplified, developed dye is added to the formwork DNA, and identification results are observed through naked eyes under natural light. If the color of reaction products changes into green, the fact that samples to be tested contain the silkworm pathogenic micro spore worms is confirmed, and if the color of reaction products changes into orange, the fact that the samples to be tested do not contain the silkworm pathogenic micro spore worms is confirmed. The kit can detect current various silkworm pathogenic micro spore worms fast and flexibly, is easy to operate, and low in cost, and needs no special or complex instruments, and reaction results are easy to judge, and specificity is strong. The kit can meet the urgent needs of disease surveillance, on-site emergency situation and the detection of production samples, and can be widely popularized and applied easily.
Owner:SOUTH CHINA AGRI UNIV

Decomposable patency capsule

The invention discloses a decomposable patency capsule. The decomposable patency capsule comprises an inner core used for sending signals to the outside and a disintegration shell wrapping the inner core and used for simulating the shape of a capsule endoscope, wherein the disintegration shell comprises at least two disintegration units and a bonding part for bonding and connecting the disintegration units, and the bonding part is a degradable material piece and is completely degraded after entering the digestive tract for a target time, so that the bonded and connected disintegration units are separated. In the using process of the decomposable patency capsule, the disintegration shell disintegrates after entering the digestive tract for a period of time, the whole patency capsule is decomposed into the inner core and the disintegration units, the size of the inner core and the size of the disintegration units are both smaller than the size of an original patency capsule, a user can discharge the patency capsule conveniently, the patency capsule is prevented from staying in the body of the user; and besides, the size of each part of the decomposed patency capsule is greatly different from that of the original patency capsule, so that distinguishing is facilitated, and doctors can observe and judge conveniently.
Owner:重庆金山医疗技术研究院有限公司

Onboard surge protector

The invention discloses a surge protector which is arranged on a circuit board, and relates to a single-phase fire line and zero line anti-mismatch and full-mode protection method and a top failure light indicating method. According to the connection manner of voltage limiting elements, disconnection trippers, a discharge tube, a remote signalling switch, a diode, a diode and a current limiting resistor, the first disconnection tripper, the first voltage limiting element and the discharge tube are connected in series to form an L/N-PE protection circuit; the second disconnection tripper, the second voltage limiting element and the discharge tube are connected in series to form an N/L-PE protection circuit; the first disconnection tripper, the third voltage limiting element and the second disconnection tripper are connected in series to form an L-N protection circuit; and the diode, the current limiting resistor and the diode are connected in series to form an indicator circuit. According to the invention, protection is realized, and at the same time the limiting voltage is reduced; the risk of misalignment during installation is prevented; and the indicator circuit can indicate a failure condition through light, and has a remote signalling function.
Owner:安徽金力电气技术有限公司
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