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93results about How to "Meet collection needs" patented technology

Convenient undisturbed soil taking device

InactiveCN105954059AGuaranteed original propertiesAvoid re-squeezingWithdrawing sample devicesEngineeringPiston
The invention discloses a convenient undisturbed soil taking device and relates to the technical field of soil taking tools. The undisturbed soil taking device comprises a base, a drilling pipe, a sampling pipe and a sample releasing device; the base is fixedly mounted on the ground to be sampled; the drilling pipe is clamped into the base, the top of the drilling pipe is provided with a handle for driving the drilling pipe to rotate, and the bottom of the drilling pipe is provided with sampling cutting edges which are vertically and spirally distributed; the sampling pipe is sleeved with the drilling pipe, and the sampling pipe can slide up and down along the inner wall of the drilling pipe; the sample releasing device comprises a sample releasing piston arranged at the top of the sampling pipe, and the sample releasing piston is provided with a sampling handle exposed out of the handle. The base plays a role of fixation, verticality of sampling is guaranteed, and labor intensity is lowered; a rotary-cut sampling mode is adopted, in the sampling process, soil is not or slightly disturbed, and the undisturbed feature of taken soil is guaranteed; by means of sample releasing design, secondary squeezing of taken soil by the sample releasing piston in a traditional sample releasing process is avoided.
Owner:QINGDAO AGRI UNIV

Method for testing local communication unit interchangeability of acquisition terminal

The invention provides a method for testing local communication unit interchangeability of an acquisition terminal. The method comprises the following steps of exterior structure interchangeability testing, interface base pin electrical performance testing, and acquisition terminal local communication unit interchangeability testing, wherein the acquisition terminal local communication unit interchangeability testing comprises an interface communication protocol consistency testing and information interoperability testing. The method is based on the local communication unit interchangeability function testing, the work state of a local communication channel of an electricity-using information acquisition system is tested, the communication state between the acquisition terminal and a user electric energy metering device is tested, the work effect of the local communication unit is evaluated, the interconnection and interworking ability of data communication between components of the system is evaluated, a testing measure is provided for solving the interconnection, interworking and interchanging problems between the acquisition terminal and local communication units, and data communication stability, system data safety, information integration, system expandability and software platform advancement are further improved.
Owner:STATE GRID CORP OF CHINA +2

Device and method for monitoring aggregate metering process of forced intermittent asphalt stirring equipment

The invention discloses a device and a method for monitoring an aggregate metering process of forced intermittent asphalt stirring equipment, and belongs to the technical field of traffic and building industries. The device comprises at least four thermal aggregate storehouses, an aggregate balance, an asphalt balance, a stirrer, a powder balance, a terminal computer, an acquisition cabinet and a stirring equipment burdening process intelligent metering monitoring device. The method comprises the following steps of: 1, respectively putting screened thermal aggregates into the thermal aggregate storehouses; 2, recording a set amount; 3, recording an open state and a closed state of a discharging door; 4, judging and monitoring material supplementation operation; 5, discharging materials; 6, uploading; 7, putting the weighed aggregates, asphalt and powder into the stirrer for stirring; and 8, judging whether the prepared material is qualified. The device and the method have the advantages that a phenomenon that unqualified commodities are sold at a best price is avoided; a worker can timely acquire material supplementation information and data without going to the site, so that the working time is greatly shortened, and the stability of the quality of a product is improved; the benefit of an enterprise is maintained; and the waste of resources of the nation is reduced.
Owner:沈阳新一代信息技术有限公司

System monitoring data collecting method with dynamically controllable traffic

The invention relates to the field of data collection and traffic control, in particular to a system monitoring data collecting method with dynamically controllable traffic. The system monitoring data collecting method with the dynamically controllable traffic mainly comprises three parts, namely monitoring data asynchronous collection and processing, traffic control starting detection and traffic control data combination. According to the monitoring data asynchronous collection and processing method, by calling a system thread interface, an independent monitoring data processing thread is started to take charge of multi-target processing output of system data after a monitoring module is initialized; the total period of dynamitic traffic control can be divided into two parts, namely a traffic control detection part Td and a traffic control execution part Te. Compared with the prior art, the system monitoring data collecting method with the dynamically controllable traffic has the advantages that through a traffic speed weight control algorithm, stable operation of a key real-time system is guaranteed, the collecting requirement of the monitoring data of different monitoring targets are effectively met, and the quality of ground data is guaranteed through a combination method of feature data.
Owner:SHANGHAI STOCK EXCHANGE

Monitoring device capable of finely identifying vehicle models

The present invention discloses a monitoring device capable of finely identifying vehicle models. The monitoring device comprises four supporting upright columns; the top surfaces of the upright columns are provided with a first cross beam assembly, a second cross beam assembly, a first vertical beam and a second vertical beam; the first vertical beam is provided with a second monitoring camera; the second vertical beam is provided with a third monitoring camera; the first cross beam assembly is provided with a first monitoring camera; the second cross beam assembly is provided with a fourth monitoring camera; the inner side surface of the first vertical beam or the second vertical beam is provided with a motor seat, a servo motor, a coupling, a left screw rod seat, an upper guide rail, a ball screw rod, a lower guide rail and a right screw rod seat, wherein the ball screw rod is provided with a vertical moving device; and the monitoring device further comprises a ground measurement device and a console. With the monitoring device of the invention adopted, time for vehicle image acquisition can be prolonged; a dynamic tracking monitoring device can ensure that image information is clearer; the ground measurement device can record the image information of chassis; and a vehicle monitoring function is realized; and the success rate of fine identification is improved.
Owner:南京易自助网络科技有限公司

Large-breadth interactive tabletop synchronization signal acquisition system

ActiveCN101825974AIncreased illumination brightness and viewing angle rangeIncrease the field of view of the cameraTelevision system detailsColor television detailsCamera arrayControl parameters
The invention provides a large-breadth interactive tabletop synchronization signal acquisition system, which comprises a large-breadth interactive tabletop, a master control computer, a controller, an LED array, a camera array and n signal acquisition computers, wherein the large-breadth interactive tabletop consists of n sub-tabletops; the master control computer is used for transmitting control parameters to the controller and receiving image data from the signal acquisition computers; the controller is used for synchronously controlling the LED array and the camera array according to the control parameters and/or synchronization pulse signals; the LED array comprises n LED units and is used for illuminating the large-breadth tabletop; the camera array comprises 2n cameras and is used for acquiring the image data of the large-breadth interactive tabletop and transmitting the synchronization pulse signals to the controller when a shutter of one camera is taken down; and the n signal acquisition computers are used for processing the acquired image data and transmitting the processed image data to the master control computer. The large-breadth interactive tabletop synchronization signal acquisition system meets requirements on signal acquisition of a large field of view, high brightness and wide angle of field, and keeps synchronous switches of the cameras and LEDs.
Owner:TSINGHUA UNIV

Motor rotation transformer intelligent identification system and control method thereof

The invention discloses a motor rotation transformer intelligent identification system and a control method thereof. The system comprises a motor rotation transformer module, a rotation transformer resolving chip, a first amplifying circuit, a second amplifying circuit, and a controller module. The motor rotation transformer module outputs sine and cosine signals to the second amplifying circuit. The second amplifying circuit carries out signal amplifying processing on the sine and cosine signals so as to output a first sine signal and a first cosine signal. The rotation transformer resolving chip collects the first sine signal and the first cosine signal and outputs a group of excitation signals. The first amplifying circuit carries out signal amplifying processing on the group of excitation signals and sends the excitation signals which are subjected to amplifying processing to the motor rotation transformer module. The controller module collects the excitation signals which are subjected to amplifying processing and collects the sine and cosine signals, the rotation transformer change of the motor rotation transformer module is calculated on the above basis, and the magnification ratio of the first amplifying circuit and/or the second amplifying circuit is adjusted in accordance with the rotation transformer ratio adjustment such that the first sine signal and the first cosine signal are in the sampling interval of the rotation transformer resolving chip.
Owner:BEIJING ELECTRIC VEHICLE

Electricity utilization collecting method based on redundant bus and modular terminal and system

The invention relates to an electricity utilization collecting method based on a redundant bus and a modular terminal and a system corresponding thereto, and belongs to the field of low-voltage electricity utilization collection. Collecting modules of the device can operate independently to control the collecting devices under the collecting modules to be interacted with the bus with a redundant function or a communication module. The bus with the redundant function is controlled by means of a bus control unit to detect the work states of the modules, and meanwhile, when a master control module works normally, the bus is responsible for data interaction of the master control module; and under the circumstance of the abnormal master control module, electricity utilization information (that is, a direct collecting mode) is uploaded through cooperative work of the collecting modules and the communication module. As the collecting modules are connected one another through the bus, redundant backup is performed among the collecting modules with similar functions; and when one of the collecting modules has a problem, the bus control unit can immediately turn off connection of a power supply and the bus according to the work states, so that bus failure caused by an individual failure module is avoided, and data is immediately and stably collected.
Owner:ELEFIRST SCI & TECH

Vehicle-mounted data acquisition device capable of extending ports and data acquisition method thereof

The invention relates to a vehicle-mounted data acquisition device capable of extending ports and a data acquisition method. Two HDMI interfaces that are an upper chain port and a lower chain port arearranged on each vehicle-mounted acquisition instrument; a number of data acquisition instruments sequentially connect the lower chain ports and the upper chain ports of the adjacent data acquisitioninstruments through HDMI cables, and thus the number of data acquisition instruments are connected in series; multiple acquisition instruments automatically determine that a device that is not connected to the upper chain port is main equipment and other devices are slave equipment; the main equipment sends configuration information to the slave equipment through the HDMI interfaces and initiatestime synchronization instructions to the slave equipment; each slave equipment performs time synchronization based on the time of the main equipment; and after receiving a data acquisition start instruction, the main equipment sends the instruction to the slave equipment, the main and slave equipment synchronously acquires data, and the main equipment merges the received data of all slave equipment with the own acquired data and synchronously stores the merged data to a file. The scheme of the invention is simple in structure, and data acquisition and later data playback analysis can be performed conveniently and quickly.
Owner:CHINA AUTOMOTIVE ENG RES INST

High-precision synchronous vibration data collection card for various types of detection signals

The invention relates to a high-precision synchronous vibration data collection card for various types of detection signals, and the data collection card comprises three IEPE interface circuits, wherein each IEPE interface circuit is connected with a constant current source circuit, and the output end of each IEPE interface circuit is sequentially in series connection with a program control amplification circuit, a filtering circuit, a single-end rotating difference circuit and an AD converter through the constant current source circuit. The output end of a 4-20mA current input interface circuit is connected with the input end of an I/V conversion circuit. The output end of the I/V conversion circuit and the output end of a millivolt-level voltage input interface circuit are respectively in series connection with the program control amplification circuits, the filtering circuits, the single-end rotating difference circuits and the AD converters. The output end of a +/-5V voltage signal input interface circuit is sequentially in series connection with the filtering circuits, the single-end rotating difference circuits and the AD converters. The AD converters in all interface circuits are cascaded, and then are connected to a single-chip microcomputer. The control input ends of the program control amplification circuits in all interface circuits are connected in parallel, and then are connected to the single-chip microcomputer. The single-chip microcomputer communicates with an upper computer through a USB port. The data collection card can achieve the high-precision synchronous collection of data.
Owner:CHINA UNIV OF PETROLEUM (BEIJING)

Intelligent decision-making method and system based on big data platform, equipment and medium

The invention relates to the technical field of artificial intelligence, and discloses an intelligent decision-making method and system based on a big data platform, equipment and a medium. The intelligent decision-making method is suitable for the intelligent decision-making system based on the big data platform, and comprises the steps of: calling an information collection module to collect system operation data from an application system, and sending the system operation data to an intelligent decision-making module, wherein metadata of the system operation data are data obtained in a buried-point-free collection mode, operation process data and service data of the system operation data are data obtained in a buried-point collection mode, and the information collection module is installed in a server loaded with an application system; and calling the intelligent decision-making module to perform operation analysis according to the system operation data to obtain an operation analysis result, performing user behavior prediction according to the system operation data to obtain a user behavior prediction result, and determining a target intelligent decision result according to theuser behavior prediction result. Therefore, the capacity bottleneck is avoided, and the data collection efficiency is improved.
Owner:PINGAN PUHUI ENTERPRISE MANAGEMENT CO LTD

A monitoring device capable of finely identifying vehicle types

The present invention discloses a monitoring device capable of finely identifying vehicle models. The monitoring device comprises four supporting upright columns; the top surfaces of the upright columns are provided with a first cross beam assembly, a second cross beam assembly, a first vertical beam and a second vertical beam; the first vertical beam is provided with a second monitoring camera; the second vertical beam is provided with a third monitoring camera; the first cross beam assembly is provided with a first monitoring camera; the second cross beam assembly is provided with a fourth monitoring camera; the inner side surface of the first vertical beam or the second vertical beam is provided with a motor seat, a servo motor, a coupling, a left screw rod seat, an upper guide rail, a ball screw rod, a lower guide rail and a right screw rod seat, wherein the ball screw rod is provided with a vertical moving device; and the monitoring device further comprises a ground measurement device and a console. With the monitoring device of the invention adopted, time for vehicle image acquisition can be prolonged; a dynamic tracking monitoring device can ensure that image information is clearer; the ground measurement device can record the image information of chassis; and a vehicle monitoring function is realized; and the success rate of fine identification is improved.
Owner:南京易自助网络科技有限公司

Rice huller

ActiveCN109365031AAvoid pollutionSolve the problem of easy dust generationSievingGrain huskingEngineeringFan blade
The invention provides a rice huller. The rice huller comprises anti-skid foot pads, supporting legs, a machine head body, a fast roller wheel, a fast roller shaft, a slow roller plane wheel, a slow roller shaft capable of moving in an arc-shaped manner, an axillary wheel, an auxiliary shaft, a triangle belt, a feeding cover, a rice dust anti-splashing adsorption treatment machine used in a rice hulling process, a rice impurity and debris filtering and adsorption hopper structure used before rice hulling, a dust fine impurity ultimate filter screen leading-out plate structure used after rice hulling and a belt tightness adjustable power machine, wherein the anti-skid foot pads are horizontally glued to the bottoms of the supporting legs. By arranging a dust collecting motor, a bottom sealing guide barrel, fan blades, a leading-out pipe, an impurity collecting bag, an anti-splashing cover and a fixed cover, a large amount of dust occurs when rice enters, and the fan blades are driven bythe dust collecting motor to rotate at the moment and cause dust and impurities to enter the interior of the bottom sealing guide barrel through the anti-splashing cover, finally the dust and impurities are led out by the leading-out pipe to enter interior of the impurity collecting bag for storage, thus, the dust can be prevented from polluting environments, the rice is hulled cleanly, and the problem that the dust is easily generated during rice hulling is solved.
Owner:遂川新瑞林机械有限公司
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