34results about How to "Easy to collect and operate" patented technology

The invention discloses a vessel-mounted water detection system, and aims at providing the vessel-mounted water detection system which can not only effectively improve the water environment parameter measurement efficiency, but also provide detection water samples for laboratory measurement, is convenient in water sample collection operation and low in labor intensity, and can meet the practical requirement of high-density sampling. The system comprises a frame, a water pump, a water pumping pipeline, a detection pipeline, a connecting pipeline, a first drainage pipeline, a second drainage pipeline, a vertical water storage tank fixedly arranged on the frame, a sampling inlet / outlet formed in the lower end of the vertical water storage tank, a first piston body arranged under the sampling inlet / outlet, and a lifting executive device arranged on the frame and used for lifting the first piston body. A temperature sensor, a PH sensor, a dissolved oxygen sensor and a salinity sensor are sequentially arranged on the detection pipeline.

The invention discloses a high-resolution three-dimensional face scanning method for a camera phone, comprising the steps of: carrying out feature point location and gamma correction pre-treatment to an input image by constructing a three-dimensional face reference template and collecting data of a scanning object through the camera phone, then carrying out rough reconstruction and fine reconstruction of a three-dimensional face, and finally storing shape information in a manner of a vertex normal vector so as to finish three-dimensional face scanning with high resolution by the camera phone. The high-resolution three-dimensional face scanning method, disclosed by the invention, has the advantages of low cost, high resolution and high speed.

The invention discloses a seawater sample multi-point collecting device and is intended to overcome the defects that existing seawater detection sampling process is inconvenient to perform, water sample multi-point collecting is low in efficiency and collecting water samples at different depths is inconvenient. The seawater sample multi-point collecting device comprises an umbrella balloon that comprises a center balloon body, a circular balloon ring and a plurality of connection balloon ribs connected evenly between the center balloon body and the circular balloon ring; both the connection balloon ribs and connections of the connection balloon ribs and the circular balloon ring are provided with circular mounting balloon rings; the center balloon ring is provided with a vent connector; each mounting balloon ring is connected with a support; a plurality of closed collecting tanks are mounted on the supports; each collecting tank is connected with a sampling hose and a vent hose; the lower ends the sampling hoses corresponding to the collecting tanks on the same support are arranged at different heights, the vent hoses are connected to the vent connector through hoses, the umbrella balloon is communicated with an inflating hose that is connected with an inflating pump, the inflating connector is communicated with a vent main pipe, and the vent main pipe is connected with an exhaust pump.

The invention discloses a detection method for a porcine type A foot-and-mouth disease virus specific IgA antibody; a prokaryotic expression system-expressed foot-and-mouth disease virus VP1 protein is used as a coating antigen, a mouse anti porcine IgA monoclonal antibody is used as a secondary antibody, an enzyme-labeled goat anti mouse IgG antibody is used as an indicator, a to-be-tested sample is subjected to reactions with the coating antigen, the monoclonal antibody and the enzyme-labeled antibody successively, and then is compared with a reference positive sample and a negative sample, and the result can be used for evaluating the level of the porcine foot-and-mouth disease virus specific IgA antibody; and a detection kit is provided. The detection method has the beneficial effects that the invention provides an effective method for evaluating the immune effect of foot-and-mouth disease mucosa and provides a new method for early diagnosis of infection of foot-and-mouth disease, and the foot-and-mouth disease virus specific IgA antibody in porcine nasal swabs can be quickly and accurately detected, sample collection operation is simple, manpower consumption is low, and the stress on animals is small.

The invention discloses an automatic collection device for mid-stream urine. The device comprises a collection cup body. The collection cup body comprises an upper cup cavity and a lower cup cavity, both of which communicate with each other. The upper cup cavity communicates with the lower cup cavity through an annular sleeve pipe body. The annular sleeve pipe body comprises an outer sleeve pipe and an inner sleeve pipe. A fluid passage is formed in an annular passage between the outer sleeve pipe and the inner sleeve pipe. The upper end and the lower end of the fluid passage are respectivelyequipped with an upper check ring body and a lower metal check ring body in a matching manner. The upper check ring body and the lower metal check ring are respectively equipped with multiple throughholes. Electromagnetic attraction force of the lower metal check ring is utilized to automatically and upwardly attract an annular metal check ring of a floating block body. Therefore, the annular metal check ring can be closely connected with the lower metal check ring in an attraction manner. A through hole of the lower metal check ring is blocked so that the upper cup cavity is separated from the lower cup cavity. Therefore, mid-stream urine samples can be conveniently and automatically collected. Data accuracy of urine detection is increased. Additionally, effective and stable separation is achieved.

The invention discloses a multifunctional fruit picking device. The multifunctional fruit picking device comprises a stretchable rod, a collecting holding rod is arranged at the bottom end of the stretchable rod, a first reset spring is arranged between the bottom end of the collecting holding rod and the stretchable rod, a plastic collecting net frame is installed at the bottom end of the stretchable rod, a collecting woven net bag is installed at the bottom end of the plastic collecting net frame, two collecting scissors are installed on the plastic collecting net frame, a fixing hole is formed in the stretchable rod, and a collecting pulling rope is arranged in the fixing hole. By means of the multifunctional fruit picking device, the problems that through an existing fruit picking device, picking efficiency is low, operation is complex, the picking height cannot be adjusted according to the actual fruit picking height, and the using effect is poor are solved.

The invention provides a pipe pressure collection device and method. The pipe pressure collection device comprises a base, a pressure sensor and a pipe connector, an air pressure cavity is formed in the base, the pressure sensor and the pipe connector are fixedly installed on the base separately, the pipe connector is communicated with the air pressure cavity, and the pressure sensor senses and collects pressure signals in the air pressure cavity. Preferably, the pipe pressure collection device further comprises an elastic sleeve and a protection sleeve, the protection sleeve is provided with a pipe connector, the elastic sleeve is connected with the base and the protection sleeve separately, and the pipe connector is located in an inner cavity of the protection sleeve; the protection sleeve moves relative to the pipe connector and resets under the action of elastic force of the elastic sleeve. The pipe pressure collection device and a pipe to be detected are connected in a sealed mode to form a sealed pipe system, a collection operation on the pressure signals in the pipe to be detected can be conveniently completed by means of the pressure sensor, operation is easy and safe, and the pipe pressure collection device is particularly suitable for being used with consumables for blood component separation or collection in a matched mode.

The invention discloses a marine waste treatment device with an automatic collection function. The marine waste treatment device comprises a floating plate, a collection working box is fixedly connected to the top end of the floating plate, and a first pneumatic push rod is fixedly connected with the inner wall of the collection working box; a push plate is welded to the output end of the first pneumatic push rod, and a swing rod rotationally connected with the inner wall of the collection working box is slidably connected to the end, away from the first pneumatic push rod, of the push plate; and a swing sliding groove is formed in the connecting position of the swing rod and the push plate. According to the marine waste treatment device with the automatic collection function, by arranging the swing rod, in the collection working box, the first pneumatic push rod works to drive the push plate to move, the push plate drives the swing rod to rotate through the swing sliding groove, the rotation angle of the swing rod is 120 degrees, the swing rod drives a telescopic rod to slide along the inner wall of the collection working box through a moving hole plate, and the sliding length of the moving hole plate is 1.7 times of the length of the swing rod, so that the telescopic rod drives a sliding block to move along the sliding groove.

On one hand, the invention provides a preparation method for 1, 3-butanediol. A saliva sample of a test individual is collected by using a saliva collection tube and is subjected to liquid chromatography-mass spectrometry analysis, so that the 1, 5-AG level of saliva can be accurately quantified, and pain and infection risks brought to a patient by blood detection and inaccuracy caused by cross reaction of a kit are avoided. On the other hand, the invention provides applicationthereof According to the detected saliva 1, 5-anhydroglucitol level or by combining the saliva 1, 5-anhydroglucitol level with fasting blood glucose or glycosylated hemoglobin, diabetes is screened, the diabetes screening efficiency is improved, and meanwhile, the number of OGTT people can be reduced.

The invention relates to a temperature acquisition device of a circuit breaker. The temperature acquisition device includes a timer module 100, an analog-digital sampling driving module 101, a sampling value filtering module 102, a temperature absolute value calculating module 103 and a temperature protection function module 104. The invention also relates to a temperature acquisition method of a circuit breaker. The timer module 100 triggers the sampling channel of the analog-digital sampling driving module 101 to finish temperature sampling and obtain N sampling values A; the sampling value filtering module 102 filters the N sampling values A and then calculates a filtering sampling value B; the temperature absolute value calculating module 103 can calculate sampling temperature TA according to the filtering sampling value B; and the temperature protection function module 104 is used for judging the sampling temperature TA and outputting alarm signals. The temperature acquisition device and acquisition method of the circuit breaker of the invention have the advantages of accurate measurement, simple operation and high practicability.

The invention relates to a gas rapid measuring analysis meter and a measuring method thereof. The analysis meter comprises a gas collecting cylinder, an infrared gas detection sensor and a flow sensor, wherein the gas collecting cylinder is provided with an air inlet hole and an exhaust vent, and the infrared gas detection sensor and the flow sensor are arranged on the air inlet hole. The measuring method comprises the following steps of: opening the exhaust vent, taking the smallest hole of a manual bore diameter flow regulating turntable to aim at the exhaust vent, filling saturated salt water in the gas collecting cylinder from the air inlet hole; after filling the saturated salt water, closing control switches of the air inlet hole and the exhaust vent, determining the small hole corresponding to the manual bore diameter flow regulating turntable and a drain hole when the saturated salt water does not flow out, and then closing the drain hole; opening the air inlet hole, utilizing the air inlet hole to connect in a rock sample sealing tank, and enabling the determined small hole in the last step to be aligned with the drain hole; introducing the gas into the gas collecting cylinder, and discharging the same voluminal saturated salt water from the drain hole; and collecting and recording the data. The gas rapid measuring analysis meter and the measuring method provided by the invention have the advantages that the gas collecting operation is simple, and the gas rapid measuring analysis meter is suitable for bring the field experimentation.

The invention discloses a method and device for distinguishing rice respiration, rice rhizospheric respiration and non-rhizospheric respiration. The method comprises the steps of A, planting rice; B, placing the rice on an open space irradiated by light when the rice grows to the growth period, and mounting a collecting device; C, starting an electric fan in an air chamber, uniformly mixing gases, and sequentially extracting greenhouse gases generated by rice plant respiration, rice rhizospheric soil respiration and rice non-rhizospheric respiration; and D, calculating the release fluxes of all parts after testing the concentrations of gas samples. The device comprises a rice respiration gas collecting chamber, a non-rhizospheric soil respiration gas collecting chamber and a rhizospheric soil respiration gas collecting chamber, wherein the rhizospheric soil respiration gas collecting chamber is inserted to a PVC base and is fixed through an organic glass plate by using screw buckles and rubber washers; the rice respiration gas collecting chamber is placed on the non-rhizospheric soil respiration gas collecting chamber and is sealed through screw buckles and rubber washers; and a gas collecting hole is sealed by using a soft rubber plug. The method is easy to realize, simple and convenient to operate and capable of accurately measuring and distinguishing rice respiration, rice rhizospheric respiration and non-rhizospheric respiration.

The invention discloses a method for performing information acquisition and recognition and verification for a calligraphy and painting artwork entity, a solidifying type grid template is combined with a calligraphy and painting image, and a whole image grid template equally divided into several parts, a preselected recognition point marked area image is displayed in the manner of graded magnification, and graded guiding is executed until a recognition area and a preset standard archival image are displayed accurately, an operator accurately performs comparative analysis on the received archival image and a clearly photographed recognition image with a reference, the same template is used for acquisition of archival information and in-situ calligraphy and painting recognition, locating isaccurate and error is extremely small, moreover, and a result of comparative analysis is taken as a basis for judging authenticity of a to-be-verified artwork. In a word, the method provided by the invention is not related to middle transition and connection operations, thus, operation technical difficulties are simplified, diversified authentication devices are provided, and authentication efficiency is improved effectively.

The invention discloses a physical evidence information preservation traceability monitoring system and monitoring method. According to the physical evidence information preservation traceability monitoring system, a physical evidence information / electronic evidence record supervision mechanism of a physical evidence information acquisition terminal, a material evidence identity authentication code mechanism and a personnel identity authentication code mechanism in which the material evidence information acquisition terminal and the material evidence information supervision server cooperate with each other better ensure the association record completeness and traceability among the material evidence information / electronic evidence preservation data, the material evidence / electronic evidence material object and the material evidence acquisition personnel; the physical evidence information preservation traceability monitoring method is helpful to assist in reducing the probability of physical evidence information / electronic evidence collection errors, and enhances the convenience of physical evidence information / electronic evidence preservation traceability; therefore, the probability of occurrence of events which adversely affect the promotion of cases and the crime determination and sentencing of criminal suspects due to loss of material evidences / electronic evidences can be reduced.

The invention discloses an environmental monitoring water sample collection and storage device and method, and aims to overcome defects of inconvenience in environmental monitoring water sample collection operation and low working efficiency. The device comprises a collecting base, wherein a lower end of the collecting base is connected with a pull rope, a plurality of collecting holes are evenlyformed in the collecting base, slidable closed floating blocks are placed in the collecting holes, upper ends of the collecting holes are connected with an end cover, liquid inlet holes are formed inthe end cover, a cover plate is connected with an upper surface of the end cover, an air bag cushion is tightly connected between the cover plate and the end cover and tightly covers the liquid inletholes, a liquid passing gap is formed between the cover plate and the end cover, an ejection torsion spring and a guide rod are arranged on the end cover, the cover plate and the guide rod are correspondingly provided with receding holes, one end of the ejection torsional spring is fixedly connected with the end cover, the other end of the ejection torsional spring is provided with a poking needlefacing the air bag cushion, the guide rod is sleeved with an upper sliding sleeve and a lower sliding sleeve, a pull wire is connected between the upper sliding sleeve and the poking needle, and a lead is connected with the lower sliding sleeve and penetrates through the receding holes and the lead.

The invention discloses an environmental monitoring water sample collection and storage device and method, aiming to solve the problems of inconvenient operation and low work efficiency for environmental monitoring water sample collection. The invention comprises a collection seat, the lower end of the collection seat is connected with a pull rope, several collection holes are evenly arranged on the collection seat, a slidable closed floating block is placed in the collection hole, the upper end of the collection hole is connected with an end cover, and a liquid inlet hole is arranged on the end cover; The upper surface of the end cover is connected with the cover plate, the airbag cushion is tightly connected between the cover plate and the end cover, the airbag cushion tightly covers the liquid inlet hole, and there is a liquid gap between the cover plate and the end cover; an ejection torsion spring is installed on the end cover And the guide rod, the cover plate and the guide rod are provided with avoidance holes correspondingly, one end of the ejection torsion spring is tightly connected with the end cover, and the other end is provided with a poking pin facing the airbag cushion, and the upper sliding sleeve and the sliding sleeve are set on the guide rod The sleeve, the upper sliding sleeve and the poking needle are connected with a stay wire, the upper sliding sleeve is connected with a lead wire, the lead wire passes through the avoidance hole, and the upper end of the lead wire is connected to the floating body.

The invention discloses a remote electrocardiogram monitoring method, which comprises the following steps: receiving an electric signal generated by a human touch electrode plate and controlling a power supply to be started according to the electric signal; acquiring an electrocardiogram signal of a human body according to the electric signal and processing the acquired electrocardiogram signal; and transmitting the processed electrocardiogram signal to a mobile terminal by Bluetooth for the storage and display of the mobile terminal. The invention further provides a remote electrocardiogram monitoring device and a remote electrocardiogram monitoring system comprising both the remote electrocardiogram monitoring device and a mobile terminal. Due to the adoption of the scheme of the invention, the remote electrocardiogram monitoring device, existing in the form of an accessory of the mobile terminal, is simple and compact in structure and convenient to carry; a user only needs to carry the mobile terminal to perform electrocardiographic examination at any time and in any place; the electrocardiogram signal is simple and convenient and quick to acquire and operate; and data is transmitted in a Bluetooth way and is displayed, stored and uploaded by the mobile terminal, so that the reliability and quickness in data transmission can be ensured.

The invention discloses a patrol robot control system based on fixed post supervision, and relates to the field of production management and intelligent control systems. In the patrol robot control system, a post information database is connected with a data information storage unit through a data information transmission module; a data information analysis unit is in driving connection with a supervision path planning unit in an information / signal transmission manner; a face information recognition unit is connected with the data information analysis unit through a data information / signal transmission module; the data information analysis unit is connected with a post information feedback unit in an information / signal transmission manner. The supervision path planning unit is arranged toplan corresponding paths for posts requiring supervision; with adoption of two acquisition ways, special information of special posts can be acquired; by means of the post information feedback unit, supervision information obtained by a supervision robot is transmitted, so that a manager can know real-time dynamic conditions of corresponding post holders.

The invention discloses a vessel-mounted water detection system, and aims at providing the vessel-mounted water detection system which can not only effectively improve the water environment parameter measurement efficiency, but also provide detection water samples for laboratory measurement, is convenient in water sample collection operation and low in labor intensity, and can meet the practical requirement of high-density sampling. The system comprises a frame, a water pump, a water pumping pipeline, a detection pipeline, a connecting pipeline, a first drainage pipeline, a second drainage pipeline, a vertical water storage tank fixedly arranged on the frame, a sampling inlet / outlet formed in the lower end of the vertical water storage tank, a first piston body arranged under the sampling inlet / outlet, and a lifting executive device arranged on the frame and used for lifting the first piston body. A temperature sensor, a PH sensor, a dissolved oxygen sensor and a salinity sensor are sequentially arranged on the detection pipeline.

An on-site collection device for petroleum-contaminated soil treatment belongs to the technical field of collection and comprises a fixed block, connecting blocks are fixedly connected to two sides of the interior of the fixed block, clamping blocks are mounted in the fixed block and are slidably connected with the fixed block through the connecting blocks, the two clamping blocks are combined to form a circular ring, fastening rings are fixedly connected to the sides, close to each other, of the two clamping blocks, the fastening rings are made of butyronitrile modified phenolic resin and reinforced fibers, the reinforced fibers are formed by mixing steel fibers and polyvinyl alcohol fibers, and by arranging sliding of the two clamping blocks, the clamping blocks can limit the extraction rods with different diameters, therefore, the convenience of the collection device in the collection process can be improved, the defects caused by threaded connection of a traditional extraction rod and a hydraulic assembly are overcome, and meanwhile, the threaded connection mode is replaced by the clamping mode, so that the efficiency of extracting the collection pipe by the extraction rods can be effectively improved.

The invention discloses a type A foot-and-mouth disease virus sIgA antibody ELISA kit and application thereof. The kit comprises an enzyme-labeled reaction plate coated with a type A foot-and-mouth disease virus broad-spectrum multi-epitope recombinant antigen, a 100x concentrated enzyme-labeled antibody, an enzyme-labeled antibody diluent, a sample diluent, a washing concentrate, a developing solution, a stop solution, a positive control sample and a negative control sample. The type A foot-and-mouth disease virus broad-spectrum multi-epitope recombinant antigen consists of dominant antigen epitopes (TB / A) of three separated representative type A foot-and-mouth disease strains of China, so that the detection sensitivity and specificity of the kit are improved, and the kit is applied to detection of infection by different type A foot-and-mouth disease viruses. The kit is suitable for detecting sIgA antibodies in mucosal secretions of three susceptible animals, i.e., pigs, cattle and sheep, and is significant for prevention and control of propagation and infection of type A foot-and-mouth disease viruses.

The invention discloses a method for information collection, identification and verification of calligraphy and painting works of art, which uses solidified grid templates and calligraphy and painting images to merge and combine, and averagely divides a plurality of equal parts of the overall image grid template, so that the pre-selected The image of the identification point identification area is enlarged and displayed in a hierarchical manner, and is guided in a hierarchical manner until the identification area and the preset standard filing image are accurately displayed. The operator accurately docks the filing image with reference and takes a clear identification image for comparison and analysis, and the collection of filing information. The same template is used for the on-site calligraphy and painting recognition, with precise positioning and minimal error, and this is used as the basis for judging the authenticity of the pending work. In a word, the present invention does not involve intermediate over-coupling operation, simplifies the technical difficulty of operation, diversifies identification instruments, and significantly improves identification efficiency.

The invention discloses counter-force slow-descending anti-hemolysis blood sample collection equipment for a physical examination center, which comprises a supporting seat and a sample collection box body at the upper part of the supporting seat, access placement cavities are formed in the side wall of the sample collection box body in an array manner, and magnetic rotation control grooves are formed in the upper walls of the interiors of the access placement cavities; the magnetic turning self-dumping type blood sampling storing and taking mechanism is arranged in the storing and taking placing cavity in a drawing manner; the eddy-current damping slow-descending uniform-mixing anti-coagulation mechanism is composed of an eddy-current slow-lifting circulating assembly and rotary anti-coagulation circulating uniform-mixing assemblies, the rotary anti-coagulation circulating uniform-mixing assemblies are symmetrically arranged on the two sides of the sample collection box body, and the two symmetrically arranged rotary anti-coagulation circulating uniform-mixing assemblies are connected together through the eddy-current slow-lifting circulating assembly. The invention belongs to the field of blood collection, and particularly relates to counter-force slow-descending anti-hemolysis blood sample collection equipment for a physical examination center, which enables collected blood to slowly flow down along a tube wall and to be slightly reversed and shaken up so as to avoid blood hemolysis.

The invention provides a laryngoscope lens assembly. The laryngoscope lens assembly comprises a lens and a protection piece which is arranged at the rear end of the laryngoscope lens and used for blocking virus transmission between a doctor and a patient.

The invention discloses an underground trace mountain spring water priming device which comprises a transverse priming channel and vertical priming channels. The transverse priming channel is formed below the earth surface, the vertical priming channels are vertically formed in the earth surface, upper openings of the vertical priming channels are exposed out of the earth surface, lower openings of the vertical priming channels are connected to the transverse priming channel, and a lower opening of the transverse priming channel is a priming opening. By means of the priming device, trace mountain spring water in a water bearing layer of the earth surface can permeate into the transverse priming channel and the vertical priming channels and can be automatically guided and collected by aid of self-weight through the transverse priming channel and the vertical priming channels to achieve automatic water collecting and taking. The whole device is simple, convenient to operate and easy in collection.

The invention provides a multifunctional urine and shit separated storage device which comprises a bucket body, a separation plate is arranged in the bucket body and divides the bucket body into a urine collecting cavity and a shit collecting cavity, and a cushion ring is arranged on the periphery of the position, at the top of the shit collecting cavity, of the bucket body. A urine collecting bucket is arranged in the urine collecting cavity of the bucket body. An upper cover is mounted on the top of the urine collecting bucket and can be separated from the urine collecting bucket. The multifunctional urine and shit separated storage device can separate shit and urine when a patient defecates, and it is prevented that shit is mixed in a collected urine sample of the patient.

The invention discloses a high-resolution three-dimensional face scanning method for a camera phone, comprising the steps of: carrying out feature point location and gamma correction pre-treatment to an input image by constructing a three-dimensional face reference template and collecting data of a scanning object through the camera phone, then carrying out rough reconstruction and fine reconstruction of a three-dimensional face, and finally storing shape information in a manner of a vertex normal vector so as to finish three-dimensional face scanning with high resolution by the camera phone. The high-resolution three-dimensional face scanning method, disclosed by the invention, has the advantages of low cost, high resolution and high speed.

The invention provides a pipe pressure collection device and method. The pipe pressure collection device comprises a base, a pressure sensor and a pipe connector, an air pressure cavity is formed in the base, the pressure sensor and the pipe connector are fixedly installed on the base separately, the pipe connector is communicated with the air pressure cavity, and the pressure sensor senses and collects pressure signals in the air pressure cavity. Preferably, the pipe pressure collection device further comprises an elastic sleeve and a protection sleeve, the protection sleeve is provided with a pipe connector, the elastic sleeve is connected with the base and the protection sleeve separately, and the pipe connector is located in an inner cavity of the protection sleeve; the protection sleeve moves relative to the pipe connector and resets under the action of elastic force of the elastic sleeve. The pipe pressure collection device and a pipe to be detected are connected in a sealed mode to form a sealed pipe system, a collection operation on the pressure signals in the pipe to be detected can be conveniently completed by means of the pressure sensor, operation is easy and safe, and the pipe pressure collection device is particularly suitable for being used with consumables for blood component separation or collection in a matched mode.

The invention discloses a portable tea fragrance detection electronic nose system and a detection method thereof. The portable tea fragrance detection electronic nose system comprises a box body, a fragrance detection assembly, a signal collection circuit board card, a battery, multiple switches, a suction probe and a tablet PC (Personal Computer), wherein the fragrance detection assembly, the signal collection circuit board card and the battery which is used for supplying power are arranged in the box body; the multiple switches, the suction probe and the tablet PC are arranged on the box body; the signal collection circuit board card is respectively connected with the fragrance detection assembly, the multiple switches and the tablet PC; the suction probe is used as a fragrance input end of tea leaves and is connected with the fragrance detection assembly; the fragrance detection assembly is connected with the input end of the signal collection circuit board card; the output end of the signal collection circuit board card is connected with the tablet PC through a communication circuit; the signal collection circuit board card is also connected with a collection card driving circuit. The portable tea fragrance detection electronic nose system disclosed by the invention is suitable for facing the mode of evaluating the grade and the quality of the tea leaves through collecting the fragrance of the tea leaves and is small in size, compact in structure and convenient to carry, instable influence of manual evaluation is remarkably reduced, and the accuracy and the repeatability of evaluation results are increased.