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31results about How to "Sampling went well" patented technology
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Coring bit suitable for soft-hard drilling objects
The invention provides a coring bit suitable for soft-hard drilling objects. The coring bit comprises a bit base body and a conical head arranged below the bit base body, wherein the bit base body is in a hollow cylinder shape; a drill stem connecting part is arranged at the upper end of the bit; the inner diameter of an opening of the conical head is smaller than the inner diameter of the hollow cylinder of the bit base body; an external spiral is arranged on the outer surface of the bit base body; grooves are formed in the inclined surface and the bottom surface of the conical head; cutting tools with corresponding shapes are arranged in the grooves and are riveted in the grooves through rivets; a limiting piece for limiting initial positions of the cutting tools is formed between holes in the rivets and the cutting tools; a high-temperature-resistant elastic cushion block is arranged between the cutting tools arranged between the limiting piece and the bottom of the groove and the groove. The coring bit suitable for soft-hard drilling objects is high in adaptability, and hard and soft rocks can be simultaneously crushed without replacing the bit; smooth powder discharge is realized, the cutting heat and friction heat are dissipated out of the hole bottom through drilling cuttings, and the heat dissipation is reduced; in order to improve the cutting efficiency, the cutting blade can have multiple cutting angles by adjusting the size of a rubber cushion block.
Owner:CHINA UNIV OF GEOSCIENCES (BEIJING)
Rigid sediment water sample layered sampling and real-time monitoring device
PendingCN109490500AReal-time water quality monitoringMeet analysis testWithdrawing sample devicesTesting waterNitrogenOrganic matter
The invention discloses a rigid sediment water sample layered sampling and real-time monitoring device. The rigid sediment water sample layered sampling and real-time monitoring device mainly comprises a pore water sampling device which downward stretches into a sampling region; the pore water sampling device is composed of at least two pore water sampling units; upper ends of the pore water sampling units are fixed through a fixed pipe; an overlying water collection groove is arranged in the middle of the fixed pipe and an operation handle is arranged at the upper part of the fixed pipe; thepore water sampling device comprises a water-permeable protection cover body; a sampling plate is arranged on an inner side face of the water-permeable protection cover body; a polypropylene film collection pipe is wound on the inner side face of the collection plate; and two pipe ends of the polypropylene film collection pipe penetrate through the fixed pipe and the operation handle to be led outthrough a solution output pipe and then are communicated with a pulling collection device. By adopting the rigid sediment water sample layered sampling and real-time monitoring device, pore water atdifferent depths of rigid sediment and overlying water can be collected and the overlying water can be subjected to water quality monitoring in real time; and meanwhile, the device ensures that a sample obtained by sampling can meet analysis tests of inorganic matters including metal elements, nitrogen, phosphorus and the like and other organic matters.
Owner:ANHUI UNIV OF SCI & TECH
High-fidelity depthkeeping water sample acquisition device
ActiveCN110186716AImprove fidelityReasonable structural designWithdrawing sample devicesObservational errorEngineering
The invention relates to a high-fidelity depthkeeping water sample acquisition device. The device comprises a frame body, a lifting device, a sampling cylinder, a cover opening mechanism and a temperature detection device, wherein the frame body is used for being erected at a well mouth of a monitoring well; the lifting device is arranged on the frame body; the sampling cylinder comprises a cylinder body, a sampling bottle and a covering component, the sampling bottle is arranged in the cylinder body, antioxidant gas is filled in the sampling bottle, a water inlet communicating with the inside of the cylinder body is formed in the side wall of the cylinder body, the covering component is arranged in the cylinder body, and the lifting device is in transmission connection with the cylinderbody and used for driving the cylinder body to move up and down; the cover opening mechanism is arranged on the frame body, is in transmission connection with the covering component and is used for driving the covering component to move to open or block the water inlet and the bottle mouth of the sampling bottle; and the temperature detection device is arranged in the cylinder body. The high-fidelity depthkeeping water sample acquisition device has the advantages that structural design is reasonable, the sampling water is not contacted with air in the whole sampling process, the high fidelityof the water sample is ensured, so that the detection result is true and reliable, the temperature is measured in situ, and the measurement error is greatly reduced.
Owner:WUHAN UNIV OF SCI & TECH
Yaw checking device of seawater sampling device
ActiveCN107560887AAchieve stabilityReduce shakingWithdrawing sample devicesRubber materialEngineering
The invention relates to seawater detection instruments, and in particular relates to a yaw checking device of a seawater sampling device. The yaw checking device of the seawater sampling device comprises a supporting plate, wherein a support A is fixedly arranged at the upper end of the supporting plate, a pulley is arranged on the support A, the lower end of the supporting plate is respectivelyfixedly connected with the upper surface of a fixing device and a fixing plate by virtue of a telescopic rod B and a telescopic rod A, a spring A sheathes the telescopic rod A, a spring B sheathes thetelescopic B, and a support B is fixedly arranged on the upper surface of the fixing plate. The yaw checking device of the seawater sampling device has the advantages that the fixing plate is mountedin a tank body A by virtue of a fixing device, and steadiness of the fixing plate is realized; a spring E is arranged between the tank body A and the fixing plate, steadiness of the periphery of thefixing plate is realized, and shaking of the fixing plate in the horizontal direction is retarded; and a clamping plate is arranged in a tank body B, and the clamping plate is connected with a pushingplate by virtue of a connection block made from a rubber material, so that torsion produced due to rotation of a sampling bottle when the clamping plate clamps a sampling bottle is relieved, and equipment damage caused by jolt of the sampling bottle in a sampling operation is avoided.
Owner:INST OF OCEANOLOGY - CHINESE ACAD OF SCI
Smoke heating and sampling gun
ActiveCN104359725AAvoid wastingEasy to assemble and disassembleWithdrawing sample devicesPreparing sample for investigationTemperature controlDouble tube
The invention provides a smoke heating and sampling gun which at least comprises a smoke sampling cylinder and a heater, wherein a smoke sampling nozzle communicated with the smoke sampling cylinder is arranged at the front end of the smoke sampling cylinder; a smoke sampling pipe communicated with the smoke sampling cylinder is arranged at the rear end of the smoke sampling cylinder; a filter cartridge is arranged inside the smoke sampling cylinder; the heater is a spring heating ring in which a thermocouple is arranged; spring heating rings are tightly arranged outside the smoke sampling cylinder and the smoke sampling pipe in a sleeving manner; the spring heating rings are double-tube spring rings; one ends of the two spring rings are connected with each other to form a spring heating ring, and the other ends of the two spring rings are respectively connected with a power line to form positive and negative poles of the spring heating rings; an outer pipe is arranged outside the spring heating rings; a temperature controller and a power plug are arranged on the outer pipe; and the temperature controller is connected in series between the spring heating rings and the power plug. According to the sampling gun, the filter cartridge and the sampling pipe can be simultaneously heated, automatic heating and temperature control are realized, smooth sampling is guaranteed, the sampling result is accurate, and the sampling effect is good.
Owner:WUHAN HONGXING WEIYE ENVIRONMENTAL SCI & TECH
Soil sampling equipment for Yellow River treatment water conservancy projects
InactiveCN110553874AGuaranteed cleanlinessGuaranteed sampling cleanlinessWithdrawing sample devicesWeedTelescopic cylinder
The invention provides soil sampling equipment for Yellow River governance water conservancy projects. The equipment comprises stainless steel teeth, a bottom-sealing sampling cylinder, a rotating motor, a telescopic cylinder, a cylinder mounting frame, a supporting stand column, a moving rack, supporting legs, moving wheels, a sampling inner cylinder, dismounting bolts, a through hole, an adjustable soil surface weed cleaning machine structure, an adjustable soil surface removing blade structure and an adjustable soil post-sampling transfer plate structure. By arranging a weed cleaning cutterwheel and a cleaning motor, weeds on the surface of to-be-sampled soil can be cleaned, so that smooth sampling work is guaranteed; through the arrangement of a sliding machine base, a U-shaped sliding block, a linear sliding rail and an adjusting bolt, the position of the cleaning motor can be adjusted according to the cleaning requirement, so that cleaning operation is facilitated, and the cleaning cleanliness is guaranteed; a lifting ring and a removing blade main body are arranged, so that the surface of soil on which the weeds are removed and which is to be sampled is removed, and the sampling cleanness is guaranteed.
Owner:杨志刚 +1
Multifunctional catheter fixing device for gastrointestinal surgery
The invention provides a multifunctional catheter fixing device for gastrointestinal surgery, comprising a cylindrical guide barrel, a catheter barrel, a rubber sleeve, a primary plate, a secondary plate, a guide wheel structure, a pressing rod structure, a rotatable hanging sheet structure, a sticking plate, a medical adhesive tape structure, a sampling tube structure, an H-shaped placing frame,a catheter winding wheel structure, an opening protection shell, a take-out door and a suction cup structure. The threaded telescopic rod, the internally threaded sleeve, the connecting shaft and theconnecting seat are arranged so as to facilitate the adjustment of the rotation angle and the height of the structure and facilitate the operation; the arrangement of the hoop piece, the detachable bolt nut and the fixing backsheet is favorable for fixing the bed part through the hoop piece when in use, so as to ensure that the structure is more firmly fixed; the screw, fixing nut, spoke-type rocker and rotating handle are arranged to facilitate the setting of rubber jacking block to tighten the catheter and prevent the catheter from sliding to the left and right to affect the medical use.
Owner:孙丕忠
Accurate sample separation device for water body sediment sample
ActiveCN113075418ATest accurateAvoid artificial sampling errorsGeneral water supply conservationMaterial analysisEngineeringMechanical engineering
The invention discloses an accurate water body sediment sample separation device which comprises a sample separation fixing device used for fixing a columnar sediment sample; a sample separating and moving device used for cutting the columnar sediment sample into a plurality of small sections along the length direction and sequentially feeding the small sections of samples into a gas blowing device; the gas blowing device used for blowing the small sections of samples from the sample separating and moving device into the sample bag; a sample bag supply device used for opening the sample bag below the gas blowing device, sealing the sample bag after the small sections of samples fall into the sample bag, and then loosening the sample bag to enable the sample bag to fall into a sample transfer device; and a sample conveying and recycling device which is used for transferring and storing the sample bag which fall on the sample conveying and recycling device and are filled with the small sections of samples. According to the invention, the sample separation efficiency can be greatly improved, the cost is reduced, manual sample separation errors and sample loss are reduced, the stratification of the sample is protected, and the accuracy of an experimental result is improved.
Owner:GUANGZHOU INST OF ENERGY CONVERSION - CHINESE ACAD OF SCI
Core bits for soft-hard drilling objects
Owner:CHINA UNIV OF GEOSCIENCES (BEIJING)
A high-fidelity deep water sample collection device
ActiveCN110186716BImprove fidelityReasonable structural designWithdrawing sample devicesEngineeringHydrology
Owner:WUHAN UNIV OF SCI & TECH
Gynecological clinical vaginal secretion sampling device
InactiveCN113143338AConvenience to workPrecise positioningSurgeryEndoscopesGynecology departmentSecretion
The invention relates to the technical field of gynecological clinical equipment, in particular to a gynecological clinical vaginal secretion sampling device which comprises movable arms which are arranged on a connecting base and are crossed in a clamp arm mode, the tail ends of the movable arms are provided with holding rings for a doctor to hold, the front ends of the movable arms are provided with moving blocks capable of sliding front and back, a rotatable movable rod is arranged on the movable block, a lamp bead is arranged on a rod body of the movable rod, and a clamping arm is arranged at the front end of the movable rod. According to the invention, the problems that vaginal secretion sampling equipment cannot be bent and cannot be positioned at different parts for sampling are solved. According to the vaginal secretion sampling device, the rotatable clamping arms are convenient for clamping secretions at different parts in the vagina, the positioning is accurate, the operation is convenient, convenience can be brought to the work of a doctor, and meanwhile, the vaginal secretion sampling work can be smoothly carried out.
Owner:董翠艳
Soil lossless sampling construction technological process
PendingCN113008610AGuaranteed accuracySampling went wellWithdrawing sample devicesSoil scienceEnvironmental engineering
The invention discloses a soil lossless sampling construction technological process which comprises the following steps: S1, early-stage preparation: determining a suitable drilling method and sampling equipment according to a stratum structure, a drilling depth, a collected sample type and the like, performing technical disclosure with a drilling unit and a detection unit, and determining task division and requirements; S2, sampling time determination: determining the sampling time according to soil conditions and recent weather conditions; S3, determining a sampling range: determining underground conditions of an underground tank, a pipeline, a water collecting well and an inspection well at the lower part of the sampling device before soil drilling, and ensuring sampling safety. According to the device, field sampling can be well carried out, the influence of weather reasons on sampling can be effectively avoided, the sampling accuracy is ensured, the sampling quality is improved, and therefore accurate monitoring can be conveniently carried out, and the soil condition can be known.
Owner:济南瑞环设备有限公司
Automatic Summa canister sampling system
PendingCN109738241ATimely detection of blockageLabor savingPhotovoltaic supportsSolar heating energyWireless transmissionCurrent limiting
The invention provides an automatic Summa canister sampling system. The automatic Summa canister sampling system comprises multiple sets of sampling gas channels and sampling branches; a pressure transmitter is connected among the sampling gas channels and the sampling branches; the automatic Summa canister sampling system further comprises a solar cell panel, the angle of which is adjustable; thesolar cell panel is divided into a first cell panel and a second cell panel, which are hinged together; a first cylinder is connected between the bottom surfaces of the first cell panel and the second cell panel; the input end of a PLC is connected to the pressure transmitter so as to receive a pressure signal; the output end of the PLC is connected to an electromagnetic valve so as to control onand off of the electromagnetic valve; the PLC further comprises a wireless transmission module; and remote connection with a server is realized. The system can start Summa canister sampling and switching in a timed manner by receiving a remote control instruction; the labour force is saved; the running state of the system can be monitored by monitoring change of a pressure value in real time; faults, such as blockage of a current limiting valve or gas leakage of a Summa canister, can be found in time; the angle of the solar cell panel can be properly adjusted; solar energy is sufficiently utilized; and the solar cell panel is automatically folded in rainy and snowy weather, so that a rain shelter is formed.
Owner:QINGDAO RONGGUANG ELECTRONICS TECH
Vibratory sampling device for fresh mixed concrete cement mortar body
InactiveCN108225849ASampling went wellLow costWithdrawing sample devicesPreparing sample for investigationCement mortarMaterials science
The invention discloses a vibratory sampling device for a fresh mixed concrete cement mortar body. The device is characterized by mainly comprising a vibration table, a sampling tray and a screening device, wherein the vibration table is provided with a vibrator and a switch element; the sampling tray is placed on the vibration table, and is provided with an accommodating groove; the screening device is placed on the sampling tray, and is provided with a fine screen for screening cement concrete; the vibrator is a vibrating motor; the switch element is electrically connected with the vibrator,and is used for starting and stopping the operation of the vibrator; the sampling tray is used for holding a screened cement sample. The vibratory sampling device has the beneficial effects of fastness, convenience, higher smoothness in sampling, low cost and higher efficiency.
Owner:NINGBO PINGHAI BUILDING MATERIALS
A heating type smoke sampling gun
ActiveCN104359721BAvoid erosionExtended service lifeWithdrawing sample devicesTemperature controlHeater Rod
The invention provides a heating type smoke and dust sampling gun, which at least includes a smoke and dust sampling cylinder and a heater. , a filter membrane is installed inside the smoke sampling cylinder, a pressure plate is provided at the air outlet of the smoke sampling nozzle, a gland is set on the pressure plate, the filter membrane is tightly sandwiched between the pressure plate and the smoke sampling cylinder, and the heater includes a heating rod And the spring heating ring with built-in thermocouple, the heating rod is installed outside the smoke sampling tube, the spring heating ring is tightly sleeved on the smoke sampling tube, the heater is equipped with an outer tube, and one end of the outer tube is fixed on the gland and the smoke sampling tube There is a temperature controller and a power plug on the other end; the sampling gun can heat and keep the filter membrane and sampling tube at the same time, and realize automatic heating and temperature control to ensure smooth sampling, accurate sampling results and good sampling effect .
Owner:WUHAN HONGXING WEIYE ENVIRONMENTAL SCI & TECH
Plastic grading acquisition system based on big data and acquisition method thereof
PendingCN114384037AAvoid blockingAvoid destructionPreparing sample for investigationMaterial analysis by optical meansElectric machineEngineering
The invention relates to a big data-based plastic grading acquisition system and acquisition method.The big data-based plastic grading acquisition system is provided with a first filtering area, a second filtering area and a third filtering area; the first filtering area comprises a first shell, a fixing block is arranged on the outer surface of the first shell, a micro driving motor is arranged on the fixing block, the output end of the micro driving motor is connected with a rotating rod, and a baffle disc is fixed at the tail end of the rotating rod; the first spiral connecting block is provided with a plurality of circular guide rods in a circumferential array, the circular guide rods can effectively prevent some small rod-shaped objects from scratching the first filter screen, and guarantee is provided for smooth sampling. The first filtering area, the second filtering area and the third filtering area are connected through threads, all the areas are detachable, and plastic classified in the areas can be collected easily.
Owner:SOUTH CHINA SEA FISHERIES RES INST CHINESE ACAD OF FISHERY SCI
Combined multifunctional water quality sampler
ActiveCN113375978AEasy to carryFunction increaseWithdrawing sample devicesWater qualityEnvironmental engineering
The invention relates to a combined multifunctional water quality sampler. The combined type multifunctional water quality sampler comprises a sample suction device, a capstan type lifter and an adjustable supporting seat, wherein the sample suction device comprises a pull rope cable, a limiting disc, a fixing plate, a base and a plurality of sampling assemblies; the capstan type lifter comprises a control panel, a cylindrical connecting piece, a relay switch, a magnetic control switch, a telescopic rod, a capstan and a waterproof cover; and the adjustable supporting seat comprises a supporting base and a supporting frame hinged to the supporting base. According to different sampling conditions, the sample suction device and the capstan type lifter are combined or the sample suction device, the capstan type lifter and the sample suction device are combined, multiple samples can be obtained through one-time sampling, and the sampling device is convenient to carry and operate, high in sampling efficiency and stable in performance.
Owner:沈阳中天星艺环保科技有限公司
Examination sampling device for basic medicine
PendingCN112255048ASampling went wellGuaranteed sealing performanceWithdrawing sample devicesAir pumpBiomedical engineering
The invention discloses an examination sampling device for basic medicine. The device comprises a sampling box and a handle mounted above the sampling box, an air exhaust control device is arranged inthe sampling box, a sampling tube fixing seat device is arranged on the lower surface of the sampling box, and a portable sampling tube device is arranged on the sampling tube fixing seat device. Anadjustable sampling needle device is arranged on the portable sampling tube device; air suction of the miniature air suction pump is controlled through an electromagnetic valve, the sampling tube canbe fixed to the sampling tube fixing seat, the negative pressure can be generated in the sampling tube for sampling work; meanwhile, the sampling needle can be adjusted, suction and insertion of the sampling needle are controlled, a sampled sample is sealed through suction and insertion of the sampling needle; And a disposable rubber top cover and a disposable rubber bottom cap are used, so that the sampling tube is convenient to clean.
Owner:JIAMUSI UNIVERSITY
Multi-feature fusion visual localization method based on back projection
ActiveCN113822934BPrecise Guidance ControlSampling went wellImage enhancementImage analysisPattern recognitionCamera image
A multi-feature fusion visual positioning method based on back projection, the method includes: 1) extracting the feature pixel coordinates formed by the forward projection of the spatial target in the camera image; 2) determining that there are N cameras in the space, wherein N1 are static cameras; N2 are dynamic cameras; according to whether the camera pose is a fixed parameter, set the appropriate camera pose or spatial target pose as the initial iteration value of the algorithm; 3) According to the known camera pose information or target pose information and target features The pixel coordinates reconstruct the three-dimensional coordinates of the feature in space; 4) According to the reconstructed spatial coordinates, a unified pose optimization model for the relative measurement of multiple types of features by the camera is established by using the fixed constraints between the known features; The linear optimization method iteratively solves the pose measurement optimization model, and obtains the precise pose information of the space target or the camera on the robotic arm, so as to realize the step-by-step and precise guidance and control of the robotic arm and execute the predetermined work procedures and tasks.
Owner:中国人民解放军63920部队
A Multifunctional Catheter Fixing Device for Gastrointestinal Surgery
InactiveCN109173007BEasy to adjust heightEasy to operateCatheterAdhesive beltCatheter securement device
The invention provides a multifunctional catheter fixing device for gastrointestinal surgery, comprising a cylindrical guide barrel, a catheter barrel, a rubber sleeve, a primary plate, a secondary plate, a guide wheel structure, a pressing rod structure, a rotatable hanging sheet structure, a sticking plate, a medical adhesive tape structure, a sampling tube structure, an H-shaped placing frame,a catheter winding wheel structure, an opening protection shell, a take-out door and a suction cup structure. The threaded telescopic rod, the internally threaded sleeve, the connecting shaft and theconnecting seat are arranged so as to facilitate the adjustment of the rotation angle and the height of the structure and facilitate the operation; the arrangement of the hoop piece, the detachable bolt nut and the fixing backsheet is favorable for fixing the bed part through the hoop piece when in use, so as to ensure that the structure is more firmly fixed; the screw, fixing nut, spoke-type rocker and rotating handle are arranged to facilitate the setting of rubber jacking block to tighten the catheter and prevent the catheter from sliding to the left and right to affect the medical use.
Owner:孙丕忠
Impact type air microorganism sampling device
InactiveCN112143630ALarge sampling rangeImprove sampling efficiencyBioreactor/fermenter combinationsBiological substance pretreatmentsMicroorganismPetri dish
The invention discloses an impact type air microorganism sampling device, and relates to the technical field of microorganism sampling. The device comprises a sampling part, a humidifying part, an impacting part, an electric control box and a thermostatic part, the impactor comprises an annular sealing plate, a cylindrical outer shell, a circular limiting plate, an annular filtering plate and a funnel accelerating plate. The invention is provided with a impurity filter screen and a funnel sampling port to expand the sampling range, filter impurities in air and improve the sampling efficiency and sampling quality. The invention is provided with a humidifying part and a gas-liquid mixing cavity to wrap the microorganisms in aerosol, so that when air is dry, the impact is buffered, which hasa good protective effect on the microorganisms. The invention is provided with a insulation cover, a water-bath box to keep the culture dish at a constant temperature, so that the propagation efficiency of microorganisms is improved and smooth sampling is ensured. The invention is provided with a first accelerating tube and a funnel accelerating plate, so that gas impacts the culture dish with uniform stress, and microorganisms are uniformly distributed in the culture dish.
Owner:安徽昊天生物科技有限公司
Deep independent soil monitoring and sampling device
InactiveCN113405835AQuality assuranceRotational descent achievedWithdrawing sample devicesHydraulic cylinderStructural engineering
The invention discloses a deep independent soil monitoring and sampling device. The device comprises a lifting cylinder, a power cavity is formed in the upper portion of the lifting cylinder and is in through connection with an inner cavity of the lifting cylinder through a through hole, and the top wall of the inner cavity of the power cavity is fixedly connected with a hydraulic cylinder. The bottom end of a telescopic rod on the hydraulic cylinder penetrates through the through hole and is rotationally connected with a sampling barrel matched with the lifting barrel through a bearing seat; the bottom end of the sampling barrel is fixedly connected with a soil breaking cone matched with the lifting barrel; one side end of the sampling barrel is connected with the sampling hole in a penetrating manner, and the outer side of the sampling barrel is sleeved with a pushing sleeve matched with the lifting barrel; the pushing sleeve is in threaded connection with the lifting cylinder, a rotating disc is arranged above the lifting cylinder and fixedly connected with the lifting cylinder through a plurality of connecting rods, and a plurality of handles are evenly arranged on the outer circle face of the rotating disc. The whole sampling work is very simple, wherein the deep soil can be directly and independently sampled, so that the quality of a soil sample can be ensured, and the accuracy of later detection and analysis is ensured.
Owner:INST OF MOUNTAIN HAZARDS & ENVIRONMENT CHINESE ACADEMY OF SCI
Water quality monitoring sampling device with anti-blocking function
InactiveCN112824863APrevent rotationEasy to replaceWithdrawing sample devicesPreparing sample for investigationSample waterWater quality
The invention discloses a water quality monitoring sampling device with an anti-blocking function. The sampling device comprises a sampling water pipe, one end of the sampling water pipe is sleeved with a balancing weight, the bottom end of the balancing weight is fixedly connected with a filter box matched with the sampling water pipe, an opening is formed in the bottom end of the filter box, and a filter plate is arranged in the filter box; clamping grooves are symmetrically formed in the inner walls of the two sides of the filter box, and the inner walls of one sides of the clamping grooves communicate with the bottom end of the filter box; and clamping blocks are arranged in the clamping grooves. According to the water quality monitoring sampling device with the anti-blocking function, the filter plate filters impurities in water, so that the impurities are prevented from entering the sampling water pipe and blocking the sampling water pipe, and the sampling work is ensured to be smoothly carried out; and the surface of the filter plate is cleaned, so that the impurities are prevented from blocking the filter plate; and after sampling is finished, the filter plate can be conveniently replaced or thoroughly cleaned.
Owner:XIAN TIANHENG MEASURING INSTR
A smoke and dust heating sampling gun
ActiveCN104359725BAvoid wastingEasy to assemble and disassembleWithdrawing sample devicesPreparing sample for investigationTemperature controlCoil spring
The invention provides a smoke and dust heating sampling gun, which at least includes a smoke and dust sampling cylinder and a heater. A filter cartridge is installed inside the soot sampling cylinder, the heater is a spring heating coil with a built-in thermocouple, and a spring heating coil is tightly sleeved on the outside of the soot sampling cylinder and the soot sampling tube, and the spring heating coil is a double-tube spring coil. One end of two spring coils is connected to form a spring heating coil, and the other end is respectively connected to a power line to form the positive and negative poles of the spring heating coil; an outer tube is provided outside the spring heating coil, and a temperature controller and a power plug are provided on the outer tube to control the temperature. The device is connected in series between the spring heating coil and the power plug; the sampling gun can heat the filter cartridge and the sampling tube at the same time, and realize automatic heating and temperature control to ensure smooth sampling, accurate sampling results and good sampling effect.
Owner:WUHAN HONGXING WEIYE ENVIRONMENTAL SCI & TECH
Multi-feature fusion visual positioning method based on inverse projection
ActiveCN113822934APrecise Guidance ControlSampling went wellImage enhancementImage analysisCamera imageComputer graphics (images)
The invention discloses a multi-feature fusion visual positioning method based on inverse projection. The method comprises the following steps: 1) extracting feature pixel coordinates formed by forward projection of a space target in a camera image; 2) determining N cameras in the space, wherein N1 cameras are static cameras; n2 cameras are dynamic cameras; setting an appropriate camera pose or a space target pose as an algorithm initial iteration value according to whether the camera pose is a fixed parameter or not; 3) reconstructing the three-dimensional coordinates of the features in the space according to the known camera pose information or target pose information and the pixel coordinates of the target features; (4) according to the reconstructed space coordinates, creating a unified pose optimization model of relative measurement of the camera on the multiple types of features by utilizing known fixed constraints between the features; and 5) iteratively solving the pose measurement optimization model by using a nonlinear optimization method, and obtaining the precise pose information of the space target or the mechanical arm-mounted camera, so that the mechanical arm is gradually and precisely guided and controlled, and a predetermined working program and task are executed.
Owner:中国人民解放军63920部队
Sampler for underground water quality investigation
PendingCN111381011AEasy to moveEasy to collectWithdrawing sample devicesTesting waterRotational axisBall bearing
The invention discloses a sampler for underground water quality investigation. The sampler comprises a connecting pipe head, a sampling hose, a sampling pump, a supporting vertical seat, a movable base, movable wheels, a liquid collecting box, a sampling switch, a supporting rod, a protective cover, a square head bolt, a liquid outlet pipe, an anti-blocking sinking type cleaning net cylinder structure, a rotatable anti-confusion sample collecting bottle structure and a liftable hose storage machine. Through the arrangement of the anti-blocking net cylinder, a dismounting disc, a suction pipe and a butt joint pipe head, the blocking can be avoided during underground sampling, impurities can be filtered, the impurities can be prevented from being sucked out, and the sampling cleanliness is guaranteed. By arranging the balancing weight and the rust-proof cover, the sinking effect can be achieved, and it is guaranteed that sampling work is conducted smoothly. By arranging the sampling bottle, a rotating disc, a rotating shaft, a deep groove ball bearing and a fixed base, the position of the sampling bottle can be rotated, and sampling work can be conducted conveniently.
Owner:CHINA POWER CONSRTUCTION GRP GUIYANG SURVEY & DESIGN INST CO LTD +1
Veterinary sampling device
InactiveCN110786888AAvoid eatingStable supportVeterinary mouth openersSurgeryThreaded pipeEngineering
The invention discloses a veterinary sampling device, and relates to the field of veterinary equipment. The veterinary sampling device includes a threaded pipe and a threaded rod, the threaded pipe and the threaded rod are each connected with a tooth supporting plate, the two tooth supporting plates are each provided with a flexible cushion, a handle and a sleeve ring are perpendicularly arrangedon the side face of the threaded pipe, the handle is inserted in the sleeve ring, and a sampling wipe piece is arranged at one end of the handle. The veterinary sampling device can stably prop up lower jaws, upper teeth and lower teeth of animals, prevent the sampling wipe piece for sampling from being eaten by the animals, and accordingly ensure smooth operation of sampling work.
Owner:ANHUI SCI & TECH UNIV
Sampling device for water quality detection
InactiveCN112834279AAvoid cloggingEffective filteringWithdrawing sample devicesWater qualityEnvironmental engineering
The invention discloses a sampling device for water quality detection. The sampling device comprises a support, a sampling cylinder is embedded in one side of the bottom wall of an inner cavity of the support, the bottom end of the sampling cylinder is in through connection with a water inlet pipe, a filter box is arranged at the bottom end of the support, a water inlet cylinder is embedded in the bottom end of the filter box, and a second filter screen is arranged at an opening in the bottom end of the water inlet cylinder; a plurality of through holes are uniformly formed in the top end of the water inlet cylinder, a plurality of water inlet holes are uniformly connected to the side wall of the filter box in a penetrating manner, and first filter screens are mounted on the water inlet holes; during sampling, water enters the inner cavity of the filter box through the water inlet cylinder and the water inlet holes, and enters the sampling cylinder through the water inlet pipe, so that the sampling work is completed; and a second filter screen is arranged on the water inlet cylinder and the first filter screens are arranged in a water inlet hole, so that dead leaves, aquatic plants and other impurities in water can be effectively filtered, and the water inlet pipe can be effectively prevented from being blocked, so that the sampling work can be smoothly carried out, and the use convenience of the whole device can be greatly improved.
Owner:西安清源环保科技有限公司
A combined multifunctional water quality sampler
ActiveCN113375978BEasy to carryFunction increaseWithdrawing sample devicesWater qualityEnvironmental engineering
The invention relates to a combined multifunctional water quality sampler. A combined multifunctional water quality sampler includes a sample extractor, a disc lifter and an adjustable support base. The sample extractor includes a pull rope cable, a limit plate, a fixed plate, a base and multiple sets of sampling components; a capstan lift The device includes a control panel, a cylindrical connector, a relay switch, a magnetic control switch, a telescopic rod, a winch and a waterproof cover; the adjustable support base includes a support base and a support frame hinged with the support base; according to different sampling conditions, the sample is sucked It is easy to carry, easy to operate, high sampling efficiency, and stable in performance.
Owner:沈阳中天星艺环保科技有限公司
A soil sampling device
ActiveCN111141546BEasy to operateImprove work efficiencyWithdrawing sample devicesAgricultural engineeringDrill bit
Owner:广东佛山地质工程勘察院
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