25results about How to "Convenient and efficient detection" patented technology

The invention relates to the technical field of pesticide residue detection, and discloses an all-in-one fluorescent quantitative test strip management system and method based on a block chain, and the method comprises the steps: obtaining pesticide residue detection data of an all-in-one fluorescent quantitative test strip, carrying out the chaining storage of the detection data, and constructing a pesticide residue toxicity knowledge graph; comparing the detection data with the knowledge graph, and determining the original risk level of the pesticide; in combination with the region and time information, other detection data of the same region and the same time period in the block chain are obtained, clustering analysis is executed, and a pesticide risk reference of the region is determined; dynamically calibrating the original risk level based on the risk reference to generate a calibrated risk level; setting an intelligent contract on the block chain, and automatically triggering a corresponding execution strategy according to the calibrated risk level; the pesticide residue risk can be objectively and dynamically evaluated, intelligent management of pesticide residues is achieved, and the food safety guarantee level of agricultural products is greatly improved.

The invention discloses a mechanical loss detection method and device for motors. The mechanical loss detection method for the motors comprises the following steps: selecting two same motors as to-be-detected motors; providing a connecting piece, and coaxially connecting the two to-be-tested motors in series through the connecting piece; controlling one to-be-tested motor to be electrified and run, and driving the other to-be-tested motor to synchronously rotate and run; and respectively acquiring a power difference value and other operation loss values of the two motors to be tested, and calculating to obtain a mechanical loss value of each motor to be tested according to a preset relational expression of the power difference value, the other operation loss values and the mechanical loss values. Any two identical motors can be selected as the to-be-detected motors, a detection motor does not need to be additionally arranged in advance for detection, the rotating speed matching requirement of the detection motor is lowered, the mechanical loss value of the to-be-detected motors can be detected and determined conveniently and efficiently no matter how the rotating speed of the to-be-detected motors is, and the detection efficiency of the to-be-detected motors is improved. And the detection precision of the mechanical loss value can be improved.

The invention discloses PCB chip testing equipment, relates to the field of PCB chip testing equipment, and solves the problem that chips in different placement states are difficult to automatically clamp and detect when the existing PCB chip testing equipment is used, the PCB chip testing equipment comprises a machine body, a conveying mechanism, a testing mechanism and an opening and closing mechanism, and a first detection frame and a second detection frame are arranged in the machine body; the conveying mechanism comprises a supporting plate and a conveying belt, the testing mechanism comprises a testing probe, a PCB chip is input to a set position through the conveying belt to be tested, the first detection frame is driven by the testing mechanism to move downwards, the testing probe on the upper side is made to test the top face of the PCB chip, when detection cannot be conducted, the PCB chip and the supporting plate are continuously pushed to move downwards, and the PCB chip can be tested. And controlling the support plate to slide and open towards two sides, and stopping the opening state after the PCB chip slides to the edge position of the support plate until the bottom surface of the PCB chip is in contact detection with the test probe on the second detection frame, so that the test efficiency is improved.

The invention relates to the technical field of electromagnetic field shielding detection, and discloses a shielding effect detection method under an impact electromagnetic field, which comprises the following steps: setting an impact electromagnetic field simulation environment, placing a shielding shell for electromagnetic shielding in the simulated impact electromagnetic field simulation environment, placing the shielding shell in the simulation environment, and carrying out electromagnetic shielding on the shielding shell; the electromagnetic detector receiving impact electromagnetism is opened, the shielding shell sleeves the outer side of the electromagnetic detector, and the output port of the electromagnetic wave generator device simulating impact electromagnetic waves is aligned to the two sides of the shielding shell. According to the shielding effect detection method under the impact electromagnetic field, a simulation environment of the impact electromagnetic field is set, then in the simulation environment, a simulation electromagnetic generator is arranged, electromagnetic impact is carried out on a shielding shell through electromagnetic generation, then electromagnetic interference data are detected through an electromagnetic detector in the shielding shell, and the shielding effect of the shielding shell is measured. The process is simple and efficient without dismounting equipment, so that the shielding effect detection of the lightning arrester impact electromagnetic field is more convenient and efficient.

This utility model discloses a corrugated cardboard thickness detection device, relating to the field of thickness detection technology. It includes a frame with a horizontal plate fixed on it, and a movable traction assembly mounted on the frame. Two first carrier tubes arranged in parallel are mounted on the movable traction assembly, which drives the two first carrier tubes to move synchronously. A second carrier tube is slidably inserted into the bottom of each first carrier tube, and a U-shaped seat is fixed to the bottom of the second carrier tube. A roller is rotatably connected between the front and rear inner walls of the U-shaped seat via bearings. By turning a knob, a stud can be rotated, causing the stud to pull the carrier plate to slide inside the first carrier tube, thereby adjusting the distance between the bottom of the power supply pin and the top of the power receiving pin. The movable traction assembly pulls the roller to roll above the corrugated cardboard to be tested. Corrugated cardboard with the correct thickness will not trigger the indicator light on the right side to light up, nor will it cause the indicator light on the left side to go out. Corrugated cardboard with a thickness that does not meet the standard will show a different result.

The invention belongs to the technical field of analysis and detection, and particularly relates to a method for simultaneously detecting chlorogenic acid, ferulic acid, dracorhodin, cinnamaldehyde, ligustilide and osthole in a rhizoma dioscoreae blood-activating patch. According to the invention, a'quantitative analysis of multi-components by single marker 'method is adopted, effective components in monarch drugs of radix angelicae pubescentis and ligusticum wallichii and ministerial drugs of dragon's blood and cinnamon in the rhizoma cyperi blood-activating patch are taken as indexes, cinnamaldehyde with clear pharmacological action and high content is taken as an internal standard, and calculation is carried out through relative correction factors between the other five to-be-detected compounds and cinnamaldehyde; the content of chlorogenic acid, ferulic acid, dracorhodin, cinnamaldehyde, ligustilide and cnidium lactone in the rhizoma gastrodiae blood-activating patch is obtained by detecting the content of cinnamaldehyde in the rhizoma gastrodiae blood-activating patch, so that the content of chlorogenic acid, ferulic acid, dracorhodin, cinnamaldehyde, ligustilide and cnidium lactone in the rhizoma gastrodiae blood-activating patch can be detected at the same time only by detecting the content of cinnamaldehyde in the rhizoma gastrodiae blood-activating patch; the aim of objectively, comprehensively and accurately performing quantitative control on the rhizoma cyperi blood-activating patch is achieved.

This utility model discloses a block building material inspection device, mainly relating to the field of building material testing. It includes a testing frame with a testing port at its bottom. A thickness measuring ruler is vertically slidably connected inside the testing port. Thickness scale lines are provided at the testing port to cooperate with the thickness measuring ruler. A positioning sleeve is provided on the thickness measuring ruler to cooperate with the testing frame. An angle measuring ruler is rotatably connected to the testing frame above the testing port. An angle scale line is provided on the edge of the testing frame where it intersects with the edge of the rotated angle measuring ruler. A locking pin is provided on the testing frame to cooperate with the angle measuring ruler. The beneficial effects of this utility model are: it can solve the technical problem of inconvenient inspection of processing data for block materials, realizing convenient inspection of the processing thickness and angle of block materials without the need to change different rulers, thus improving the convenience and efficiency of inspection.

The invention discloses a hydraulic pipe buckling forming quality detection device and method, and the device comprises a vertical frame which is used for providing support; the lifting positioning plate is mounted on one side of the vertical frame in a sliding manner; the rotating module is arranged on the lifting positioning plate; the detection assembly is arranged on the lower surface of the lifting positioning plate, connected with the output end of the rotating module and used for obtaining the outer diameter parameters of the upper and lower end faces of the multiple sets of hydraulic pipe sleeves in a non-contact mode; the clamping assembly is fixedly connected with the detection assembly to form an X-shaped structure; the clamping center point of the clamping assembly and the rotating axis of the rotating module are located in the same vertical plane. And the control unit is connected with the lifting positioning plate, the rotating module, the detection assembly and the clamping assembly. Through the arrangement, the hydraulic pipe after being buckled and pressed can be conveniently and efficiently detected, so that the production rate of the hydraulic pipe is guaranteed, and meanwhile, the production quality of the hydraulic pipe can be effectively monitored.

The invention discloses a serial port plug-in detection circuit and a serial port plug-in detection system. By adding a filter circuit module in an existing positive voltage detection module and a negative voltage detection module, a low-level pulse generated by the serial port during TTL communication or a high-level pulse generated during RS232 communication can be filtered; the uncertain state other than the positive and negative levels can be filtered out without affecting the quality of the serial port signal, thereby improving the accuracy of the serial port plug-in detection; the positive voltage detection module and the negative voltage detection module are connected to the plug-in judgment module, so that the serial port to be detected can be detected conveniently and quickly, and whether a serial port device is inserted into the serial port to be detected can be judged according to the output signal thereof, thereby realizing efficient and convenient detection of the serial port plug-in state.

The utility model relates to the technical field of detection tools, in particular to a water quality pollution rapid detection tool. Aiming at the problems of tedious operation steps, long time consumption, easy introduction of personal errors and low detection accuracy and efficiency of a current common water quality rapid detection mode, the utility model provides the following technical scheme: the device comprises a base, the top of the base is rotatably connected with a cover plate, and the top of the base is provided with a first mounting groove and a plurality of groups of second mounting grooves; the sample cup is mounted in the first mounting groove; the multiple groups of detection cups are respectively mounted in the multiple groups of second mounting grooves; the liquid conveying mechanism is mounted at the top of the base and is used for conveying a water sample to be detected in the sample cup into the multiple groups of detection cups; and the mixing assembly is arranged on one side of the detection cup. According to the utility model, an efficient and convenient detection process and visual and accurate result presentation are realized, and water safety and ecological balance are powerfully guaranteed.

The present invention discloses a servo motor circuit detection device and detection method, including a transversely penetrating detection cabinet and a detection terminal device installed on the top of the detection cabinet, wherein the detection cabinet is provided with: a conveyor frame, which is installed through the detection cabinet, and the conveyor frame is provided with a conveyor belt for conveying the servo motor to be detected; two U-shaped plates, which are fixed to the inner side walls of the detection cabinet in a mirror-image manner, and each U-shaped plate and the inner wall of the adjacent detection cabinet form a square cavity. The present invention realizes efficient and convenient servo motor circuit detection. Compared with the prior art, the circuit connection can be completed without disassembly and assembly of the servo motor and manual docking operation, which greatly simplifies the detection process and saves manpower and material costs. In addition, since the disassembly and assembly steps are avoided, the risk of internal circuit damage caused by improper disassembly and assembly is reduced, and the reliability of circuit detection is improved.

The invention discloses a servo motor circuit detection device and a detection method, the servo motor circuit detection device comprises a transversely through detection cabinet body and a detection end device installed at the top of the detection cabinet body, the detection cabinet body is internally provided with a conveying frame, the conveying frame is installed in the detection cabinet body in a penetrating mode, and the conveying frame is internally provided with a conveying belt used for conveying a to-be-detected servo motor; the two U-shaped plates are fixed to the two side walls of the interior of the detection cabinet body in a mirror image mode, and a square cavity is defined by each U-shaped plate and the inner wall of the adjacent detection cabinet body. According to the invention, high efficiency and convenience of servo motor circuit detection are realized. Compared with the prior art, the circuit connection can be completed without dismounting and mounting the servo motor and manual butt joint operation, the detection process is greatly simplified, the manpower and material resource cost is saved, the dismounting and mounting step is avoided, the risk of internal circuit damage caused by improper dismounting and mounting is reduced, and the reliability of circuit detection is improved.

The invention relates to the technical field of metal band on-off detection, and discloses optical cable metal band on-off detection equipment and a detection method.The optical cable metal band on-off detection equipment comprises a workbench and a vertical plate, an unwinding mechanism is installed at the top of the workbench, a winding mechanism is installed on the side wall of the vertical plate, and the unwinding mechanism is composed of a feeding wire coil and a traction mechanism; the winding mechanism is composed of a rotating assembly, a discharging wire coil and a wire arranging mechanism, the output end of the rotating assembly is in butt joint with the discharging wire coil, a wire inlet hole is formed in the side wall of the discharging wire coil, the first connecting end is arranged in the rotating assembly and extends into the discharging wire coil, and the second connecting end is arranged at the output end of the wire arranging mechanism. By arranging the unwinding mechanism and the winding mechanism and combining the detection device with the winding mechanism, the optical cable on-off detection device is suitable for detection of a long finished optical cable metal band, the processes of manually unfolding the optical cable and winding and storing the optical cable after detection are omitted in the on-off detection process, the finished optical cable metal band on-off detection process is simplified, and the detection efficiency is improved. And the detection process is more convenient and efficient.

This invention discloses BODIPY dyes, their preparation methods, and their applications in latent fingerprint recognition. The invention prepares four BODIPY dyes with different structures and emission colors, all exhibiting high fluorescence quantum yields (over 55% absolute fluorescence quantum yield) and excellent lipophilicity. Using a spray method, latent fingerprints on different substrates can be efficiently and conveniently detected within 10 seconds. Furthermore, the detection solution demonstrates excellent stability, can be stored for up to 30 days, and achieves a color change from green to red through modulation. This modulation effectively addresses complex background colors, ensuring optimal latent fingerprint detection results under various color backgrounds.

This utility model discloses a device for detecting the flatness of terminals after insertion, relating to the technical field of terminal flatness detection equipment. It includes a mounting frame and a mounting base connected within the mounting frame, comprising: at least two support seats fixedly connected to the top of the mounting base; a connecting seat connected to one side of the support seats, arranged in a "Z" shape; and four laser range sensors connected to the connecting seat. In this utility model, by placing the component to be tested on a tray and ensuring its stability, the laser range sensors simultaneously activate and measure the distance values ​​to each corner of the terminal. If the terminal is completely flat after insertion, the distances measured by the four laser range sensors to the four corners of the terminal should be equal or have minimal error. However, if the terminal has flatness deviations, such as a corner being raised or recessed, this setup facilitates efficient detection of the terminal's flatness.

The invention provides a defect detection method and a defect detection system. According to the detection method, on the basis of learning that echo information of ultrasonic waves on film layers made of different materials is different, whether defects exist in a preset area or not can be judged according to whether the echo information of the film layers in the preset area is matched with standard information of the corresponding film layers or not. The detection method can be applied to defect judgment of all the film layers and can also be used for defect judgment of the contact holes, the convenient and efficient detection effect is achieved, and the product yield is improved.

The utility model discloses a detection device for testing the hardness of a heel of a high-heeled shoe, which comprises a detection device bottom plate, the right side of the top of the detection device bottom plate is fixedly connected with a fixing frame, and a clamping block is arranged in the fixing frame. A high-heeled shoe heel is placed on a rubber pad, a user rotates an operation block, the operation block rotates to drive a screw rod to rotate, the screw rod rotates to drive a square rod to move downwards, the square rod moves downwards to drive a clamping block to press and limit the high-heeled shoe heel downwards, and then the user drives a push rod electrically. The electric push rod drives the detection plate to carry out a compression test on the heels of the high-heeled shoes, then pressure data can be detected through the pressure detection sensor, and then a user can modify the data of the electric push rod and increase the compression force, so that the bottom plate of the detection device achieves the effect of facilitating efficient detection, and an existing mode of carrying out detection by utilizing frequent impact is replaced; therefore, the pressing force can be adjusted, and meanwhile pressing force data can be observed.

The invention discloses a fiber tensile strength detection device and method based on artificial turf cellosilk production, the bottom of a workbench is fixedly provided with a support frame, the left side of the top of the workbench is fixedly provided with a boss, the top of the boss is uniformly and fixedly provided with a plurality of tension meters from front to back, and the front and rear walls of the workbench are both provided with transverse grooves; the invention relates to the technical field of tensile strength detection. According to the fiber tensile strength detection device and method based on artificial turf fiber yarn production, through mutual cooperation of the tension meter, the traction mechanism, the limiting mechanism and the transverse groove, the non-two-end parts of the artificial turf fiber yarn can be pulled, and the position of a traction point is flexibly adjusted according to different detection requirements; according to the device, the tensile state of the artificial turf fibers at different stress points is simulated, automatic forward and backward alternate traction operation can be carried out on the artificial turf fibers, the tensile strength of the artificial turf fibers is comprehensively evaluated, and the detection process is closer to the actual use condition.

The invention relates to the field of photoelectric testing, in particular to a photoelectric integrated testing system and a photoelectric testing method. Comprising a rack, a darkroom fixed to the top of the rack, a photoelectric test assembly installed on the inner wall of the darkroom, a bottom cover located on the inner side of the rack, a detection piece movably embedded in the concave position of the surface of the bottom cover and a clamping piece located on the surface of the detection piece. And the driving mechanism comprises a speed reducing motor mounted on the surface of the lower part of the rack. Through cooperation of the driving part, the positioning part and the switching part, under rotation of a single driving part, switching of the motion state of the detection disc can be realized through the switching part, so that automatic switching of different processes of photoelectric detection is realized, motion switching of the detection disc from autorotation to rising and autorotation again is met, and the detection efficiency is improved. The detection of the photoelectric element by the device is more convenient and efficient, driving is realized through a single driving unit, and the operation fixed fault of the device can be reduced.

The invention discloses a three-phase mechanical arm for insulation monitoring of a 6KV switch cabinet and an operation method thereof.The three-phase mechanical arm comprises a translation mechanism, an angle adjusting mechanism, a distance adjusting mechanism and a three-phase mechanical arm body, the translation mechanism is fixed to a carrying vehicle, and the angle adjusting mechanism is installed on the translation mechanism and driven by the translation mechanism to move horizontally; the distance adjusting mechanism is vertically installed at the end of the angle adjusting mechanism and is driven by the angle adjusting mechanism to adjust the height and the angle, the three-phase mechanical arm is correspondingly installed on the distance adjusting mechanism, the distance between the corresponding detection arms is adjusted by the distance adjusting mechanism, and the three-phase mechanical arm is driven by the angle adjusting mechanism to adjust the height and the angle. According to the invention, the angle of the three-phase mechanical arm is adjusted through the horizontal driving of the translation mechanism, the angle adjusting mechanism, and the spacing of the three-phase mechanical arm is adjusted through the spacing adjusting mechanism, so that the three-phase mechanical arm can be in butt joint with the contact of the 6KV switch cabinet through control, a probe does not need to be manually sent to the contact part, the safety is improved, and the working efficiency is improved. And the detection is more efficient and convenient than manual detection.

The invention discloses a DNA computing system structure based on DNA nanostructure dynamic assembly and a preparation method, and belongs to the field of DNA nanostructures. The structure comprises a DNA central processor, a DNA memory, an input device and an output device. The DNA central processing unit comprises a DNA controller and a DNA arithmetic unit; the DNA controller is of a central DNA tetrahedral nanostructure, and the DNA arithmetic unit is of an edge DNA tetrahedral nanostructure; the central DNA tetrahedron nanostructure and the plurality of edge DNA tetrahedron nanostructures form a DNA tetrahedron polymer nanostructure through complementary pairing of extension chain bases; the DNA memory is addressable DNA origami, is of an asymmetric rectangular two-dimensional DNA nanostructure, and comprises a DNA template chain and a DNA staple chain; a capture chain is anchored on the surface of the structure to be complementarily paired with an extension chain base; and the structure is provided with an asymmetric DNA origami replacement chain.

The application relates to application of a benzoxazole compound as a probe in detection of a lithium metal negative electrode. The benzoxazole compound has a structural formula shown in the following formula (1), wherein R1-R8 are each independently selected from one or more of a hydrogen atom, an alkyl group, a cycloalkyl group, an alkenyl group, an alkynyl group, an aryl group, a heteroalkyl group, a heterocyclic group, a heteroaryl group, an amino group, a nitro group, a cyano group, an isocyano group, a halogen, an alkylene group, an alkenylene group, an alkynylene group, a formyl group and an ester group. The benzoxazole compound provided by the application can realize visual observation and semi-quantitative detection of the lithium metal negative electrode, and the detection process is simple, efficient, accurate, fast in response, good in stability and wide in applicability.

The invention discloses BODIPY dyes and a preparation method and latent fingerprint identification application thereof.The BODIPY dyes of four structures and different light-emitting colors are prepared and all have the high fluorescence quantum yield, the absolute fluorescence quantum yield of the four dyes exceeds 55%, and the lipophilicity is excellent; the latent fingerprints on different substrates can be efficiently and conveniently detected within 10 seconds through a spraying method; the detection solution has excellent stability and can be stored for up to 30 days, the color change from green to red is realized through regulation and control, and the regulation and control can effectively cope with complex background colors and ensure that the best latent fingerprint detection effect can be achieved under different color backgrounds.

The utility model discloses a telex data acquisition system, relates to the technical field of data acquisition, and aims to solve the problems of troublesome detection process, low detection efficiency and difficulty in fault pre-judgment of airplane telex data at present. The output end of the acquisition host is connected with a handheld panel, data communication connection is established between the acquisition host and the handheld panel, and the input end of the acquisition host is connected with an analog signal transmission cable; the acquisition host comprises a cross matrix unit, and the input end of the cross matrix unit is connected with an analog signal transmission cable; the signal acquisition unit is in data communication connection with the cross matrix unit; the communication control unit is in data communication connection with the signal acquisition unit, and the control end of the communication control unit is connected with the signal acquisition unit and the cross matrix unit; and the output end of the communication control unit is connected with the handheld tablet computer through Ethernet communication.

The utility model discloses a superfinishing machine main shaft detection device, which comprises a fixed installation frame, a detection part, a limit monitoring part and a fixed bottom plate, the fixed bottom plate is fixedly connected to the bottom end of the fixed installation frame, and the limit monitoring part is arranged in the fixed installation frame. The detection parts are arranged at the two ends of the limiting monitoring part, and the detection parts are fixedly arranged on the fixed mounting frame. According to the utility model, the main shaft for sampling inspection can be adaptively limited in the limiting monitoring frame through the adaptive limiting groove; the diameter of the main shaft and whether small-angle deflection excursion occurs in the rotating process of the main shaft can be conveniently and accurately detected through laser distance measuring sensors and laser interferometers which are uniformly distributed and a pressure sensor arranged between a detection spring and a fixed limiting disc; sampled main shaft detection is convenient and high in efficiency.