47results about How to "Not easy to interfere" patented technology

The utility model discloses a glove box glove flange, including outer ring body, inner ring body and frame board, outer ring body one end has the extension section, and the extension section is used for extending into glove box inside, and inner ring body is screwed with the extension section, and the other end of outer ring body has the fixed cylinder, and the frame board is connected with outer ring body through the cushion block, and the frame board slidingly fits with the movable plate, and the movable plate has the sleeve body, and the sleeve body is provided with movable cylinder, and the movable cylinder outer wall is provided with a plurality of first elastic ring, and a plurality of first elastic ring is opposite with the sleeve body inner wall, and the movable cylinder has the terrace for installing rubber gloves, and the movable plate inboard is equipped with the elastic sealing layer, and the elastic sealing layer is opposite with the fixed cylinder front end, and the movable plate can move along the frame board vertical, is used for driving sleeve body and fixed cylinder butt joint or staggered, can dismount the replacement of rubber gloves, in the process of replacing gloves, effectively avoid glove box inside long -time direct exposure in the air, effectively reduce the entry of external dust and other impurities, make the experimental environment of glove box inside not easy dust interference.

This utility model relates to the field of snow-throwing machine technology, and more particularly to a snow-throwing tube structure and a snow-throwing robot. The snow-throwing tube structure includes a tube body, a guide shell, a rotary drive assembly, an outer volute cover, and an inner volute cover. The guide shell is rotatably connected to the tube body. The outer volute cover is mounted on the guide shell, and a first internal space is provided between the outer volute cover and the guide shell. The inner volute cover is mounted on the tube body, and a second internal space communicating with the first internal space is provided between the inner volute cover and the tube body. One end of the inner volute cover is slidably inserted into the first internal space. The rotary drive assembly is mounted on the tube body, located in the first and second internal spaces, and connected to the guide shell, for driving the guide shell to rotate relative to the tube body. In this utility model, the rotary drive assembly and other components are always located in the sealed first and second internal spaces, avoiding interference from the external environment. The inner and outer volute covers also provide insulation for the rotary drive assembly.

The utility model discloses a tank body conveying mechanism which comprises a plurality of conveying structures used for enabling a tank body to move at a set speed, a feeding structure is arranged on the inlet side of one or more conveying structures, a plurality of positioning structures are correspondingly arranged on the conveying structures, and the conveying structures are divided by the positioning structures to form a plurality of retention intervals. And a plurality of tank bodies are closely arranged in the retention interval, and the feeding structure continuously acts to continuously feed the tank bodies of the previous conveying structure into the inlet side of the next conveying structure and drives the tank bodies in the next conveying structure to move in the process. The feeding structure can be arranged on the outer side of the conveying structure, so that transmission of the conveying structure is not prone to being interfered, on the other hand, the feeding structure can control the feeding frequency to a certain degree, and therefore material balance between different conveying structures is coordinated.

The utility model relates to a kind of circuit board shielding structures of anti-electromagnetic interference, including mounting plate, shielding cover is equipped on the mounting plate, the end surface of the shielding cover is equipped with connecting plate, connecting plate is equipped with engaging piece on shielding cover, connecting plate is equipped with movable plate extending to the inside of shielding cover, the limiting assembly for being used to limit circuit board is equipped on the movable plate, the limiting assembly includes the two U-shaped covers of being oppositely arranged and being arranged on movable plate, the U-shaped cover is further equipped with abutment plate, spring is equipped between the abutment plate and U-shaped cover.The utility model is equipped with shielding cover cooperation mounting plate and connecting plate, can carry out all-round protection to circuit board, so that external electromagnetic is not easy to cause interference to circuit board, and by the limiting assembly set on movable plate, the fixing mode of circuit board becomes simple and convenient, without using any tool, circuit board can be easily taken out, effectively improve the convenience of later circuit board maintenance.

The invention discloses a Beidou dual-channel underground water monitoring system, which comprises a shell, a water level sensor, a data acquisition and processing module, a communication module and a power supply module, the cleaning device is used for cleaning sludge on the shell; electric energy of the cleaning device is also provided by the power supply module; the cleaning device comprises an identification mechanism for identifying the sludge condition and a scraping mechanism for scraping the sludge; the scraping and shoveling mechanism comprises a cutting ring arranged on the outer side of the shell in a sliding mode, a transmission assembly used for controlling the cutting ring to reciprocate and a triggering assembly used for identifying whether the cutting ring moves or not, the cutting ring is arranged outside the shell in a sleeving mode, and the thickness size of the cutting ring is gradually reduced from the outer wall to the inner wall. The system is complete and comprehensive in function, convenient and integrated, an independent system is free of compatibility, installation is flexible, convenient and simple, time and labor are saved, material resources are saved, precision meets the requirement, performance is stable and reliable for a long time, maintenance is easy and convenient, and use is more worry-saving.

A range hood has a recessed cavity at the bottom of its fixed housing to accommodate a lifting air intake. The lifting air intake has a smoke-collecting chamber. An oil guide plate is provided on the front side of the recessed cavity. The front side of the oil filter plate at the top of the smoke-collecting chamber has a forward-sloping surface extending downwards. An oil guide connecting plate extending upwards and backwards is installed on the oil guide plate. The rear part of the oil guide connecting plate has an extension extending below the forward-sloping surface. A first oil guide groove is formed between the oil guide connecting plate and the oil guide plate. Oil falling into the first oil guide groove enters the oil cup through oil guide channels on both sides of the fixed housing. The first oil guide groove of this range hood can smoothly guide the condensed oil on the front side. After setting the oil guide connecting plate, the height of the rear plate below the oil guide plate, which cannot hold oil, is reduced, and the length of the forward-sloping surface in the front-back direction is shortened. This helps to reduce the size of the air intake, making it less likely for the air intake to interfere with the solid housing. Sufficient installation space is left on the front side of the bottom of the housing for installing components such as lighting. The structural layout is more compact and reasonable.

The invention provides a high-voltage circuit breaking device integrated with active and passive protection. An excitation power-off switch comprises a first conductive plate, an excitation device and a power device, a first weak part is formed at the joint between the first conductive part and the second conductive part of the first conductive plate, a second weak part is formed at the joint between the second conductive part and the third conductive part, the third conductive part is connected in series with the rapid fuse, and the part, close to the first weak part, of the second conductive part is provided with an arc isolation module and a rotating shaft; an excitation device and a power device are arranged in the upper shell; the lower end of the power device is downwards aligned with an area, close to the second weak part, of the second conductive part; the arc extinguishing fuse and the second conductive part are connected in parallel. The arc extinguishing fuses connected in parallel and the high-speed fuses connected in series are arranged, the structure is compact, the voltage endurance capability and the breaking range, the arc extinguishing capability and the breaking reliability in a high-voltage electrical environment are improved through the double-fracture design, and circuit safety is guaranteed.

The invention discloses a ribbon cutting device, and relates to the technical field of cutting devices. The cable tie cutting device comprises a shell, a cutting piece, an overturning piece and a handheld piece. The cutting piece is fixed to one end of the shell, the overturning piece is rotationally connected to the cutting piece, a first containing part is arranged in the overturning piece and used for containing a ribbon, one end of the handheld piece is fixed to the overturning piece, and the handheld piece is used for driving the overturning piece to rotate. When the overturning piece rotates, the overturning piece can drive the binding belt located in the first containing part to rotate, so that the cutting piece can cut off the binding belt. Due to the arrangement of the overturning part, an operator only needs to operate the handheld part and drives the overturning part to rotate through the handheld part to cut off the cable tie, the whole cable tie cutting device does not need to be overturned, operation is more convenient, interference with surrounding objects is not likely to happen in the cutting process, the view blind area is reduced, and the cable tie cutting device can be used in a narrower space; and the requirement on the operation space is improved.

This application relates to the field of switch box manufacturing, and in particular to a switch box assembly device, which includes a platform, a feeding assembly, a flipping assembly, and a positioning assembly. The feeding assembly is fixedly connected to the platform, and has a loading port and a unloading port at both ends. The feeding assembly is used to transport workpieces from the loading port to the unloading port. The flipping assembly is fixedly connected to the feeding assembly and is located near the loading port. The flipping assembly is used to flip the workpiece. The positioning assembly is fixedly connected to the feeding assembly and is located on the side of the flipping assembly away from the loading port. The positioning assembly is used to position the workpiece. The workpiece is fed from the loading port, the flipping assembly flips the workpiece so that the receiving groove of the workpiece faces upward, the feeding assembly transports the workpiece, and the positioning assembly positions the workpiece, facilitating the installation of various components in the receiving groove and improving production efficiency.

The present invention discloses a method for preparing and applying a freshness indicating ink based on astaxanthin, and belongs to the field of non-destructive monitoring of food. The present invention extracts astaxanthin from shrimp shells, and mixes it with other edible ingredients to prepare ink, including xanthan gum, edible oil, sucrose, etc., to prepare a diffusion-proof, highly viscous, edible freshness indicating ink. The present invention also provides an application of the ink in indicating the freshness of pork, which can realize that as the freshness of pork changes during storage, the ink will produce significant color changes accordingly, and has the advantages of real-time, easy use, and no damage to the integrity of food.

The utility model discloses a circuit that realizes current sharing through master-slave parallel connection, and the master and multiple slaves are connected in parallel, and are connected to the current sharing control bus through isolation chip, TTL and differential mutual conversion unit, information gate switch in turn respectively, and constitute parallel current sharing circuit, including the current reference circuit of host computer issue and the processing circuit after slave computer receives the current reference signal from host computer. After multiple instrument power supplies are connected in parallel, the user sets master-slave parallel connection mode in front panel of power supply, and selects a master, and others are slaves, when multiple power supplies work in parallel, the master sends current reference signal to current sharing control bus through current reference generation circuit, and the slave outputs corresponding current value according to the current reference signal sent by the master. One of multiple instruments can be selected as master module, and it is high in flexibility and good in stability, has the characteristics of simple wiring and control, low control signal transmission loss, control signal is not easy to be disturbed, all power module output control is balanced and the like.

The invention discloses a method for selectively removing tetracycline antibiotics in water, and relates to the field of wastewater treatment. The core technology of the method is as follows: the TCs in the water are selectively removed by using complex interaction between background matrixes such as Mn (II) and HCO3 in the wastewater and the TCs and adding an oxidizing agent H2O2 at the same time. The method can selectively and efficiently remove TCs in water, has the advantages of simplicity in operation, low cost, environmental friendliness, difficulty in interference of background matrixes and the like, has a wide application prospect in the field of water pollution control, and is a new discovery for developing a water pollution control technology based on pollutant properties and the background matrixes in water.

The invention discloses a fluorescent substrate 7-HC-P-E, a preparation method thereof and application of the fluorescent substrate 7-HC-P-E in detection of the active concentration of alkaline phosphatase (ALP). The fluorescent substrate can be catalytically hydrolyzed by ALP under an alkaline condition to release 7-hydroxycoumarin (7HC) with a strong fluorescent signal, so that high-sensitivity and high-specificity detection on the enzyme activity is realized. The invention further provides a synthesis route and an optimization process of the fluorescent substrate, the operation is simple and convenient, the product purity is high, and the fluorescent substrate is suitable for multiple fields such as biological analysis, medical diagnosis and environmental monitoring.

The utility model relates to the field of oil detection, in particular to an oil quality comprehensive detector, which is characterized in that a viscosity detection module, a moisture detection module, a flash point detection module, a micro oil pump and a control valve are arranged in a case; one end of the micro oil pump is connected with the control valve, and the other end is connected with an external oil sample bottle; the control valve is respectively connected with the viscosity detection module and the moisture detection module; an oil inlet and an oil outlet are formed in a case body of the case, the micro oil pump is connected with an external oil sample bottle through the oil inlet, and the viscosity detection module is connected with the external oil sample bottle through the oil outlet. The oil sample comprehensive detection device integrates the viscosity detection module, the moisture detection module and the flash point detection module, is compact in structure and convenient to carry, and can rapidly and conveniently carry out oil sample comprehensive or independent detection. The oil viscosity is detected through a falling ball method, and compared with traditional capillary detection, the applicable viscosity range is wider, and the adaptability is better. The moisture detection adopts a chemical detection principle, is more accurate and is not easy to interfere.

The invention relates to a vehicle instrument detection method, system and terminal, and relates to the field of instrument detection, and the method comprises the steps: obtaining the image information of a test table; determining an instrument installation position according to the test table board image information and a preset reference line; controlling a preset clamping device to position the vehicle instrument at the instrument mounting position; the vehicle instrument surface is detected through a preset instrument surface detection method so as to determine the laying condition of the preset protective film features, and the abnormal condition of the protective film features is processed; inputting a preset instrument logic program into the vehicle instrument, and obtaining a vehicle instrument display image; and determining an output program qualification prompt or an output program error prompt according to a comparison condition of the vehicle instrument display image and a preset reference icon parameter. According to the scheme, the accuracy of the vehicle instrument detection result can be effectively improved.

The application discloses a kind of logic prototype component determination method, device, equipment and medium, is relevant to component selection technology field.The component to be checked, equipment load matching parameter is matched;Obtain the loop parameter of the component to be checked in the current loop of logic prototype;According to the check rule between the standard characteristic parameter of the component to be checked and the loop parameter pre-stored in logic prototype, the selection of the component to be checked is determined.The method is pre-stored in logic prototype in the standard characteristic parameter, equipment load characteristic parameter, so that in logic prototype, component, equipment load matching parameter can be completed;Because the check rule between the standard characteristic parameter of the component to be checked and the loop parameter pre-stored in logic prototype, therefore, logic prototype can directly according to check rule automatically complete the check of the selection of component, and not easy to be interfered by human factors, greatly improve the efficiency, accuracy of component selection.

The utility model discloses a wash basin faucet with a rocker device, which belongs to the technical field of wash basin faucets and comprises a faucet body, a rocker handle and a fixed base, the rocker handle is movably mounted at the top of the faucet body through a rocker adjusting component, and the bottom of the faucet body is connected with the fixed base. The rocker adjusting assembly comprises a positioning rotating shaft, a handle lining, a support and a valve element. The wash basin faucet has the advantages that the wash basin faucet is installed in a bathroom and can be controlled by rotating the rocker handle, the rocker handle can move up and down and left and right around the central shaft by means of the rotatable characteristic of the rocker handle and matching of the rocker handle with the valve element and the valve rod, and the opening, closing and temperature adjusting functions of the wash basin faucet are achieved. A spherical hole site is formed at the joint of the faucet main body and the rocker handle, and by utilizing the principle that a ball rotates around a central shaft and a clearance matched with the ball is controllable and uniform, the appearance clearance can be ensured to be uniform, and the condition that the distance between the handle and the valve body is different is avoided.

The utility model relates to a relay, a relay module and a vehicle, the relay comprises a shell, a relay main body and an electric connecting piece, the relay main body is located in the shell, a static contact is arranged on the relay main body, the static contact is arranged at the first end of the electric connecting piece in a penetrating mode, and the outer circumferential surface of the static contact is conductively connected with the electric connecting piece; the second end of the electric connecting piece is exposed out of the shell and forms an external connecting part. According to the technical scheme, the situation that the overall height of the relay is increased due to the fact that the electric connector occupies the height space of the relay can be avoided, the installation height needed by the relay is reduced, and flexible arrangement of the relay is facilitated.

This application relates to the field of bearing machining, and in particular to a precision eccentricity adjustment device for centerless grinding of bearing rings. It includes a lower jaw disc, a sleeve, an eccentric wheel, an upper jaw disc, and a rotating column. The lower jaw disc has a coaxial through-hole. The sleeve includes an upper cylinder, a connecting ring, and a lower cylinder. The inner diameter of the upper cylinder is larger than the outer diameter of the lower cylinder. The inner wall of the connecting ring is coaxially and fixedly connected to the outer wall of the lower cylinder, and the outer wall of the connecting ring is coaxially and fixedly connected to the inner wall of the upper cylinder. The lower cylinder is coaxially and rotatably connected to the inner wall of the through-hole. The eccentric wheel is coaxially embedded in the upper cylinder and has a waist-shaped opening. The length direction of the waist-shaped opening is along the radial direction of the eccentric wheel. The upper jaw disc is located on the side of the upper cylinder away from the lower jaw disc. The rotating column is coaxially and fixedly connected to the upper jaw disc and slidably connected to the inner wall of the waist-shaped opening. The upper jaw disc is used to fix the bearing ring, and the lower jaw disc is used to fix the disk. The distance the rotating column moves is the eccentricity value, which brings the bearing ring into contact with the disk, facilitating pre-adjustment of the eccentricity value and improving the machining efficiency of the bearing ring.

The application discloses a flexible instrument robot and an operating handle of the flexible instrument robot. The operating handle comprises a handle body, the handle body comprises a first handle part and a second handle part, the first handle part and the second handle part are rotationally connected to switch between an open state and a closed state, in the closed state, an accommodating channel is formed between the first handle part and the second handle part, the accommodating channel comprises a first section and a second section, the first section is tightly matched with the flexible instrument, and the second section is loosely matched with the flexible instrument. The operating handle can be adapted to clamp the bending area of the flexible instrument, and has relatively better versatility.

The utility model provides a portable multifunctional Chinese herbal medicine picker, which relates to the field of Chinese herbal medicine pickers, and comprises a waistband, a connecting frame, a collecting box, a fixing frame and electric scissors, the outer side of the waistband is connected with a positioning disc, the connecting frame is rotatably connected to the positioning disc, and the front end of the connecting frame is connected with an extension rod; meanwhile, the electric scissors are connected to the front end of the extension rod, the collecting box is fixed to the outer side of the extension rod, a suction pump is installed on the upper side of the collecting box, an absorption cover is connected to the outer side of the suction pump, and the fixing frame is rotationally connected to the outer side of the extension rod and located between the electric scissors and the collecting box. The Chinese herbal medicine picking device solves the problems that an existing Chinese herbal medicine picking device is still not light enough to use, the picked Chinese herbal medicine cannot be accurately collected, and therefore use is inconvenient.

The invention provides a dairy cow ketosis regulatory gene prediction system based on multi-omics analysis and machine learning, which belongs to the technical field of molecular breeding and disease prevention and control, and comprises a data acquisition and preprocessing module, a feature set establishment module, a machine learning model establishment module and a result evaluation module, the method comprises the following steps: integrating dairy cow genome, transcriptome and metabolome data, screening candidate regulatory genes through whole genome association analysis, gene differential expression analysis, cis-eQTL positioning and co-positioning analysis, and constructing a gene expression feature set; core regulation genes are screened through L1 regularization penalty by means of a Lasso model, weights are distributed, model parameters are optimized in combination with grid search and cross validation, and model performance is evaluated through an ROC curve and an AUC value. According to the invention, an integrated technical system from gene screening to risk prediction is constructed, efficient screening of the core regulation gene and accurate prediction of ketosis risk are realized, and the economic loss of breeding is effectively reduced.

The invention belongs to the technical field of cement, and discloses a method for rapidly testing pozzolanic activity of a pozzolanic material, which comprises the following steps: step 1, preparing a simulated pore solution of cement paste; 2, respectively adding samples of a plurality of types of pozzolanic materials into the corresponding simulated pore solutions, and dispersing to obtain corresponding sample suspensions; 3, quantitatively taking the sample suspension of each sample, and carrying out Zeta potential test; 4, fitting the Zeta potential of each sample and the corresponding intensity activity index to obtain a fitting curve; and step 5, taking a sample to be tested, testing the Zeta potential of the sample to be tested according to the process from the step 1 to the step 3, and determining the strength activity index of the sample to be tested based on the fitted curve. According to the invention, the test is rapid, simple and convenient, the detection time is greatly reduced, and the interference of human factors is avoided.

The application discloses a portal crane sling positioning plate mounting method, belongs to the related technical field of the sling, and is characterized in that the upper surface of the sling is provided with front and rear positioning plates at both ends; a front scanner scanning surface intersects with the rear positioning plate, the rear positioning plate surface is inclined forward, namely, the rear is high and the front is low, and the vertex of the rear positioning plate scanned by the front scanner is a front scanner positioning plate detection point; a rear scanner scanning surface intersects with the front positioning plate, the front positioning plate surface is inclined backward, namely, the front is high and the rear is low, and the vertex of the front positioning plate scanned by the rear scanner is a rear scanner positioning plate detection point. The application is used for solving the technical problems of the prior art, such as water accumulation in the positioning plate, poor detection reliability of the positioning point and poor shielding performance.

This invention relates to the field of line installation technology and discloses an adaptive docking method and system for multi-specification surge arrester leads. The method includes: determining the specification type and end oxidation degree of the leads to be docked using a multi-modal sensing model based on acquired multi-modal data; the multi-modal sensing model is configured to fuse lead image data and eddy current signal data based on an attention mechanism, and to use radial stiffness data as a guiding signal to weight and enhance the fusion result of the attention mechanism; matching the corresponding docking process procedure from a process database based on the specification type, end oxidation degree, and radial stiffness data from the multi-modal data; and performing cleaning processing based on a target preprocessing strategy and crimping operation based on target crimping process parameters according to the docking process procedure to obtain the docking result. The method provided in this application improves the adaptability and crimping quality of surge arrester lead docking.

This invention discloses a high-precision positioning and welding device for semiconductor equipment. The device includes a first robot, a workpiece positioning stage, a second robot, a laser welding head, a sensing module integrating laser and infrared sensors, a thermal excitation module, and an intelligent monitoring unit. This invention achieves precise detection of micro-assembly gaps and accurate workpiece positioning by fusing laser visual geometric scanning and active thermal excitation infrared imaging before welding. Pre-welding predictive planning utilizes low-power preheating to calibrate the thermal deformation model and optimize the welding path. During welding, online thermal deformation prediction based on real-time infrared temperature field and weld laser tracking compensation dynamically offset thermal deformation interference. Post-welding, the entire process data is traceable, enabling model self-optimization. This invention solves the problems of difficult detection of micro-defects and difficulty in compensating for dynamic thermal deformation in precision welding, significantly improving the welding accuracy and process stability of semiconductor equipment.

This utility model discloses a fire extinguishing device, including a fire extinguishing agent storage tank, a connecting valve, and a glass bulb temperature sensing unit. The fire extinguishing agent storage tank has a liquid storage chamber inside, storing fire extinguishing agent and pressurized gas. The fire extinguishing agent storage tank also has an outlet connecting to the liquid storage chamber. The connecting valve is detachably installed at the outlet and has an outlet channel. Multiple multi-hole nozzles are located on the side of the connecting valve, and these nozzles are connected to the outlet through the outlet channel. A movable sealing element is provided between the multi-hole nozzles and the outlet channel. The glass bulb temperature sensing unit is installed on top of the connecting valve and limits the sealing element to maintain its sealing state. When the ambient temperature exceeds the critical temperature of the glass bulb temperature sensing unit, the unit breaks, and the sealing element, driven by the pressurized gas, changes from a sealing state to a releasing state, allowing the multi-hole nozzles to connect to the outlet through the outlet channel. This utility model's technical solution can improve the reliability of the fire extinguishing device.

The present application discloses a quantum CNOT gate optical path structure, including an input port array, a first beam splitter array, a first wavelength converter array, an on-chip wavelength division multiplexer, a transmission optical fiber, an on-chip wavelength division multiplexer, a second wavelength converter array, a second beam splitter array, and an output port array. The input port array is used to input control bit photons and target bit photons, the first beam splitter array and the second beam splitter array are used to operate the quantum CNOT gate operation, and the first wavelength converter array, the transmission optical fiber, the on-chip wavelength division / demultiplexer, and the second wavelength converter array are used for re-encoding, transmission, and decoding of quantum states. By splitting the quantum CNOT gate optical path structure for operation and re-encoding / decoding, multi-chip collaborative quantum computing is realized, the scale of optical quantum computing chips is expanded, and computing power is improved. In addition, the optical path operation is stable and easy to modulate, and has good scalability.

The invention relates to the technical field of intelligent recognition, in particular to a voiceprint-based vehicle load variation recognition method and system, and the method comprises the following steps: collecting sound signals generated when a vehicle passes through a deceleration strip when the vehicle is driven into and out of a specific place, a driving-in sound signal and a driving-out sound signal of the same vehicle are associated in combination with license plate recognition; the collected sound signals are preprocessed; extracting a time domain feature, a frequency domain feature and a time-frequency domain feature of the preprocessed sound signal; on the basis of the extracted features, feature vectors of the driving-in sound signal and the driving-out sound signal are generated respectively; and calculating the Euclidean distance between the feature vectors of the driving-in sound signal and the driving-out sound signal by adopting an Euclidean distance multi-scale entropy algorithm, and judging whether the load of the vehicle varies or not according to the Euclidean distance in combination with the driving speed of the vehicle. By adopting the method, the vehicle load variation can be effectively identified, and the method has the characteristics of low deployment cost and high robustness.