15results about How to "Efficient sampling" patented technology

The utility model provides a ruminant living body muscle adipose tissue minimally invasive sampling device, which relates to the technical field of animal tissue sampling, and comprises an outer sleeve and an inner cutting rod, one end of the outer sleeve is provided with a needle, the other end of the outer sleeve is provided with a handle, and the outer sleeve is provided with a sampling groove close to the needle; the inner cutting rod is movably arranged in the outer sleeve, and a sampling knife is correspondingly arranged at the sampling groove. The animal sampling device has the advantages of being high in sampling efficiency, capable of reducing animal injuries, convenient, easy and fast to operate and low in cost.

The invention relates to the technical field of high-pressure mineralization reaction experimental equipment, and discloses a continuous sampling double-cabin structure reaction device and method, the continuous sampling double-cabin structure reaction device comprises a reaction cabin, a sampling cabin, a rock core pushing system, a liquid injection system, a gas injection system, a liquid phase acquisition system, a gas phase acquisition system, a monitoring system and a control system, the sampling cabin is arranged at the top of the reaction cabin; a gate valve is arranged between the sampling cabin and the reaction cabin; the rock core pushing system is arranged in the reaction cabin in a lifting manner and is used for bearing a to-be-reacted rock core and pushing the rock core to the sampling cabin; the liquid injection system, the gas injection system, the liquid phase acquisition system, the gas phase acquisition system and the monitoring system are all connected with the reaction cabin; the control system is electrically connected with the rock core pushing system, the liquid injection system, the gas injection system, the liquid phase acquisition system, the gas phase acquisition system and the monitoring system, and is used for maintaining a pressure value in the reaction cabin. According to the invention, sampling requirements of a gas phase, a liquid phase and a solid phase are taken into consideration, high-pressure mineralization reaction experiment requirements are met, and sampling reliability and data accuracy are improved.

The utility model relates to the technical field of measuring devices special for aerodynamic tests, and discloses an anti-turbulence sand collector for sand stabilization and sand blocking effect evaluation, which is used for collecting sand in wind in an area taking sand stabilization and sand blocking measures. Comprising an inner-layer vertical rod which is vertically inserted into a sand land, an outer-layer sleeve which sleeves the inner-layer vertical rod and is rotatably arranged around the inner-layer vertical rod, and sand guide cylinders which are arranged from the ground at intervals along the outer-layer sleeve from bottom to top. According to the utility model, air entering the sand guide cylinder is rectified by virtue of the honeycomb tube, and radial air flow in the sand guide cylinder is inhibited, so that vortex is prevented from influencing sampling; the sand guide cylinders are arranged on the two sides of the outer-layer sleeve in an up-down staggered mode, so that the sand guide cylinders can be used for sampling at smaller intervals in the vertical direction, and distribution of wind and sand in the vertical direction is better reflected. By arranging the ultrahigh guide plate, the influence of local air flow can be overcome, and the overall wind direction can be effectively followed. All the points are combined, so that the sand collector can effectively sample in sand stabilization and sand resistance effect evaluation occasions.

The tumor sampling device comprises a positioning assembly and a sampling barrel, the upper end and the lower end of the sampling barrel are open, a detachable guide pipe is installed at the bottom of the sampling barrel, a movable plate is arranged in the sampling barrel in a sliding mode, and an installation plate is fixed to the bottom of the movable plate. A sampling needle is fixed on the side surface of the mounting plate and is arranged in the guide pipe in a sliding manner. According to the tumor sampling device for the pathological diagnosis of the tumor patient, the positioning assembly is additionally arranged, the arranged positioning assembly assists the guide cylinder in use, the situation that the guide cylinder moves or even falls off when the sampling needle is moved is avoided, the sampling needle is conveniently positioned and guided through the guide cylinder, and meanwhile the guide cylinder plays a role in protecting the sampling needle; tumor cells after sampling are prevented from falling off from the sampling needle when the sampling needle is taken out, and the guide cylinder is arranged to assist the sampling needle to move to the tumor, so that the tumor cells are effectively sampled by the sampling needle.

The invention belongs to the technical field of sampling devices, and discloses a sampling device for liquid medicine detection and a method thereof.The sampling device comprises a spherical medicine storage body, the lower portion of the spherical medicine storage body is communicated with a liquid suction pipe, a top pipe is arranged above the spherical medicine storage body, and a limiting plate is rotationally installed between the top pipe and the spherical medicine storage body in a sealed mode; the top pipe and the spherical medicine storage body can be isolated and sealed through the limiting plate, a liquid taking assembly is fixedly installed in the center of the top pipe and vertically extends to the bottom end of the interior of the liquid suction pipe, extraction and discharging of medicine liquid are completed through rotation, and a stirring assembly used for homogenization pretreatment of the medicine liquid is rotationally installed at the upper end of the top pipe. A swing assembly capable of expanding the stirring range is integrated on the stirring assembly, and a driving device used for providing power and achieving function switching is arranged on the top pipe; the liquid medicine stirring device is simple in overall structure, can efficiently and uniformly stir liquid medicine which is easy to layer and high in viscosity, eliminates stirring dead angles, and improves the using effect.

The application relates to the technical field of water resource sampling, in particular to a water conservancy and water resource sampling device which comprises a ship body, a sampling assembly and a pulling assembly, a placing groove area is arranged in the middle of the ship body, an oscillatable parallel sampling frame is arranged in the placing groove area, a plurality of sampling bottle groups arranged at equal intervals are arranged in the parallel sampling frame, a resistance triggering structure is adopted for the sampling bottle group, when the ship body moves, water pressure pushes the sampling outer cylinder to move backward, an inlet is automatically opened to complete sampling; when the ship body stops, a spring can reset the sampling outer cylinder, the sampling outer cylinder seals the sampling inner cylinder, and water samples are prevented from being polluted; the pulling assembly controls the depth of the parallel sampling frame, and the water area with different water depths is adapted, the device can automatically and synchronously collect water samples with different depths at a time, the sampling depth can be adjusted, and the device is suitable for water resource sampling in water areas such as rivers and lakes.

The utility model discloses a multi-point collection smoke dust detector, which belongs to the technical field of smoke dust detectors and comprises a smoke dust detector body and a sampling component, the sampling component comprises a vertical pipe and a bottom pipe, two guide grooves are arranged on the outer surface of the bottom of the vertical pipe, and the bottom of the vertical pipe is connected with the bottom of the bottom pipe. Through the structural design of the vertical pipe, the bottom pipe and the bearing piece, the filter screen can be conveniently and rapidly disassembled, the disassembly and assembly time is effectively shortened, the operation difficulty is reduced, and the maintenance efficiency of the filter screen is greatly improved; by means of the structural design of the collecting piece, air at multiple point positions can be efficiently sampled, collection of air samples is enriched, representativeness of the air samples is guaranteed, and accuracy of detection data is improved.

The invention provides a snapshot type spectral imaging system and method based on spatial spectrum hybrid coding. The system comprises a spatial spectrum hybrid coding imaging module and a decoding reconstruction module. Wherein the spatial spectrum hybrid coding imaging module sequentially comprises a filtering module used for filtering wave bands outside a working wave band range; the spectrum hybrid modulation module is used for applying composite modulation to an incident light field through multiplexing to obtain a hybrid modulation light field; the spectral filtering array module is used for performing pixel-level spectral filtering on the hybrid modulation light field in a spatial dimension; and the gray level acquisition module is used for capturing the mixed light field coded by the spectrum filtering module to obtain a two-dimensional measurement value. And the decoding reconstruction module is used for reconstructing a spectral image from the two-dimensional measurement image. According to the invention, the spatial and spectral information is synchronously obtained in single exposure, the joint optimization of the spatial resolution and the spectral resolution is realized, and a solution is provided for the problem of balancing the spatial resolution and the spectral resolution of a snapshot spectral imaging system.

The utility model discloses a simple device for water quality detection, and relates to the technical field of water quality detection. Comprising a suitcase main body, the suitcase main body is provided with a mounting mechanism for water quality detection equipment, and the mounting mechanism comprises the following steps: shaking a test tube to enable a water source and pH test paper to be in full contact and react more fully, so that inaccurate detection results caused by local concentration difference are avoided, and the detection results can better represent the pH value of a whole water sample; the detection accuracy and reliability are improved, shaking promotes material exchange between a water sample and the test paper, the reaction reaches a balanced state more quickly, the test paper can present a stable color more quickly, so that the detection time is shortened, the detection efficiency is improved, the test tube is shaken without additional complex equipment or operation steps, and the detection accuracy and reliability are improved. Therefore, full contact between a water source and the test paper and mixing of the water source can be realized, and a user can conveniently and quickly detect water quality in different scenes.

A prostate puncture device capable of achieving ablation comprises an outer sheath, a rotary cutter and a microwave ablation probe, the outer sheath comprises a hollow sheath tube and a hollow connecting column, and a semi-cylindrical groove hole is formed in the outer side surface of the front portion of the hollow sheath tube; a hollow through hole is formed in the middle of the hollow connecting column; the rotary cutter comprises a connecting rod, the front end of the connecting rod is connected with a hollow pipe body, and a semi-cylindrical cutting notch is formed in the side surface of the hollow pipe body; the rear end of the connecting rod is fixedly connected with a rotating handle; the microwave ablation probe comprises a probe body and a limiting block, after the probe body is movably inserted into the hollow sheath tube, a radiation window of the probe body corresponds to the semi-cylindrical groove hole, and the limiting block is fixedly installed at the rear end of the probe body and movably connected into the hollow through hole. According to the utility model, the rotary cutter is firstly inserted into the hollow sheath tube to carry out precise rotary cutting on the prostate tissue to obtain an expected tissue sample, then the rotary cutter is withdrawn, and then the microwave ablation probe is inserted to carry out efficient ablation on a target area, so that on the premise of multiple sampling, the bleeding risk is reduced, and the defects in the prior art are overcome.

The utility model discloses a kind of power supply circuit of photovoltaic sensor, including DC-DC power supply chip, voltage sampling circuit is connected with the input end of DC-DC power supply chip, the output end of DC-DC power supply chip is connected with freewheeling circuit, one end of positive feedback circuit is connected in the input end of DC-DC power supply chip, and the other end is connected in the output end of freewheeling circuit.The utility model is sampled in real time to photovoltaic panel input voltage by voltage sampling circuit, and hysteresis threshold is formed using positive feedback mechanism, ensure that power supply is stable and reliable operation near starting voltage critical point, effectively prevent the system frequent start-stop problem caused by photovoltaic panel output voltage fluctuation due to illumination fluctuation, to ensure that power supply circuit can efficiently, stably extract photovoltaic panel energy in very wide input voltage range, provide continuous reliable electric energy for rear-end sensor.

This application provides a battery and a vehicle. The battery includes: a cell pack comprising a plurality of cells arranged and connected in series along a first direction, the plurality of cells including a first cell and a second cell, the first cell and the second cell being located at the outermost ends of the cell pack along the first direction; the first cell including a first end face away from the second cell along the first direction, the second cell including a second end face away from the first cell along the first direction, the first end face having a first connection end, the second end face having a second connection end, the polarities of the first connection end and the second connection end being opposite; a sampling unit electrically connected to the first connection end and the second connection end respectively; wherein the first end face has a first sampling end, the first sampling end having a polarity opposite to the first connection end, and the first sampling end being electrically connected to the sampling unit; and / or, the second end face has a second sampling end, the second sampling end having a polarity opposite to the second connection end, and the second sampling end being electrically connected to the sampling unit.

This invention relates to the field of machine vision technology, specifically disclosing a multi-target tracking method with reference point prior position embedding and adaptive updating. It constructs a multi-target tracking network for multi-target tracking, within which a prior position generation network based on target queries is designed. This prior position generation network generates target queries with explicit prior position information. This prior position information facilitates effective keypoint sampling, solving the problem of lacking prior position information for target query reference points, thereby improving target detection performance. Furthermore, a tracking reference point prediction network based on tracking query reference points is designed. This tracking reference point prediction network generates new tracking query reference points for tracking queries, effectively reducing the deviation between the tracking reference point position and the target center position, achieving accurate positioning of the tracking reference point, and thus improving target tracking performance.

The utility model relates to the technical field of garden fertilization, in particular to an electronic automatic garden fertilization device which comprises a storage tank, a controller, a first motor, a flow divider and a connecting pipe, the first motor is fixedly connected to the upper surface of the storage tank, and the flow divider is fixedly connected to the side face of the controller; the connecting pipe is fixedly connected to the upper surface of the flow divider, the end, away from the flow divider, of the connecting pipe is fixedly connected to the upper surface of the storage tank, a connecting device is fixedly arranged on the upper surface of the storage tank and comprises a connecting cover and a connecting arm, and the connecting cover is installed on the surface of a feeding port of the storage tank; the connecting arm is fixedly connected to the side face of the connecting cover, a rotating plate is fixedly connected to the upper surface of the storage tank, and a rotating rod is fixedly connected to the end, away from the connecting cover, of the connecting arm. According to the connecting device disclosed by the utility model, the connecting cover can be limited and moved, so that the connecting cover can be conveniently and quickly disassembled and assembled, and the practicability of equipment is improved.

The present disclosure provides a computer-implemented method for calibrating a language model (LM), the method comprising: receiving, by a first LM, a set of language questions and generating a first set of predicted answer confidence distributions respectively corresponding to the set of language questions; receiving, by the second LM, the set of language questions and generating a second set of predicted answer confidence distributions respectively corresponding to the set of language questions, where generating the second set of predicted answer confidence distributions includes calibrating the second set of predicted answer confidence distributions based on temperature scaling coefficients; determining a distance between the first set of predicted answer confidence distributions and the second set of predicted answer confidence distributions; and updating the temperature scaling factor based on the distance.