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88results about How to "Wide collection range" patented technology

Method for remotely monitoring videos and controlling cloud platform through Android phone

The invention belongs to the technical field of network remote video monitoring, and relates to a method for remotely monitoring videos and controlling a cloud platform through an Android phone. The method solves the problems that in the prior art, the portability is poor, monitored images are not smooth, and the remote video monitoring cannot be widely applied. The method comprises the following steps that firstly, the Android phone is initialized, embedded software A is installed at the client side Android phone, and an access account number and a password of a corresponding monitoring terminal web camera are input into the a welcome page of the embedded software A; secondly, the embedded software A receives, analyzes and plays data of a video shot by the monitoring terminal web camera; thirdly, the web camera cloud platform is remotely controlled by touching a web camera cloud platform motion control button in a home page of the embedded software A to enable the web camera cloud platform to move; fourthly, the alarm function of the monitoring terminal web camera is set and started through the embedded software A, alarm information is monitored, and a mailbox is automatically logged into and the alarm information is displayed after the alarm information is received.
Owner:JILIN UNIV

Credit joint supervision platform

The invention discloses a credit joint supervision platform, adopting an architecture technology system composed of a display layer, an application layer, an application support layer, a data layer, adata exchange platform and an infrastructure layer, adopts the cluster deployment of a plurality of servers, adopts a big data analysis engine system to realize the analysis and visual display of credit data and adopts a micro-service architecture to develop the external providing services. The servitization of platform functions is achieved through an MVC layered architecture, the unified management of users and the access management of a service system are integrated, and various authentication modes including encryption, CA authentication and short message authentication are supported. Byestablishing the credit joint supervision platform for different credit subjects, the joint supervision capability of the market subjects is enhanced, the honesty consciousness of various market subjects is enhanced, the honesty market atmosphere is created, and the whole-society honesty level is promoted to be improved.
Owner:USTC SINOVATE SOFTWARE

Educational toy suite

The invention relates to the technical field of computer vision recognition processing and provides an educational toy suite. The educational toy suite comprises a support, a helmet detector and a base plate, the support is installed on the base plate, and the helmet detector is installed on the support; a first groove is formed in the upper portion of the base plate; the bottom of the support is provided with a protrusion, the protrusion is installed in the first groove, a second groove and a third groove are formed in the top of the support, and the second groove is used for storing a tablet computer; the helmet detector is installed in the third groove. By means of the educational toy suite, the image acquisition scope of a camera of the tablet computer is expanded, the visual angle is enlarged, great interactivity is achieved, game experience is more vivid, the educational toy suite is helpful for alleviating asthenopia, harm to eyes is lowered, operational ability of children is improved, the children are promoted to make progress continuously, intelligence is developed, enjoyment is improved, the educational toy suite is more convenient to carry, move, install and detach, the cost is saved, and maintenance is facilitated.
Owner:SHANGHAI PUTAO TECH CO LTD

Method for estimating city expressway traffic states based on mobile detection of smartphones

The invention discloses a method for estimating city expressway traffic states based on mobile detection of smartphones, wherein a city expressway cell transmission model is built firstly, a observing network is built by adopting a smartphone to rapidly detect parameters, then a state space model based on a lighthill-whitham-richards (LWR) traffic flow model is designed, a traffic state and a boundary flux are synchronously estimated by utilizing three-step type recursive filters algorithm, then are coalesced with upstream and downstream subsection boundary flux by adopting a weighted average algorithm, and traffic parameter estimation is upgraded, thereby achieving real-time distributed estimation of city expressway network traffic state. The method for estimating the city expressway traffic states based on the mobile detection of the smartphones can collect average speed information of vehicles on any time and space positions of a loop, enables traffic estimation not to be restrained by the position of a detector, can achieve synchronization estimation of traffic density and boundary flux by designing a state-space model and a three-step recursive filter, and achieves the problem of large range expressway network traffic estimation by being coalesced with subsection boundary flux, reduces model order, and improves efficiency of algorithm.
Owner:中国冶金科技成果转化有限公司

Method for 2G and 3G network testing by adopting terminal mobile phone

InactiveCN102014419ASuitable for different time periodsWide collection rangeWireless communicationInternal memorySignal quality
The invention relates to a method for 2G and 3G network testing by adopting a terminal mobile phone, which is characterized by comprising the following steps of: preseting a detecting program in the terminal mobile phone, wherein the detecting program is connected with a server side by the terminal mobile phone to check whether a testing program has a latest version or not; if so, testing the updated mobile phone after updating; if not, directly testing the mobile phone; analyzing a key indication parameter from the information issued by a base station through the terminal mobile phone by using the detecting program, then carrying out different forms of revelations on the terminal mobile phone; and storing testing data in an internal memory by using the terminal mobile phone until a certain time, and then uploading the testing data to a database of the server by using a 1X / EvDo / Wifi data network on the terminal mobile phone for analysis. Thus, the signaling information issued by the base station can be analyzed and showed as the indication parameter of the current network signal quality and is visually displayed on the mobile phone, and the method has simple operation and is suitable for non-professional network optimization staff to carry out test and fault location of the network signal quality.
Owner:SUZHOU INDAL PARK KESHENG COMM

Method for obtaining road traffic flow cloud picture in real-time manner

The invention discloses a method for obtaining a road traffic flow cloud picture in a real-time manner, which comprises the following steps: (1) collecting driving information of all motor vehicles in the real-time manner through navigation instruments which can support wireless communication and are mounted on all the motor vehicles driving on a road in a target area; (2) transmitting the driving information collected through a wireless transmission network of all the motor vehicles to a data service data; (3) leading the data service center to store the received driving information of all the motor vehicles, and matching the driving information of all the motor vehicles with an electronic map of the target area for forming data of the road traffic flow cloud picture and transmitting to a user terminal; and (4) leading the user terminal to display the received data of the cloud picture on the electronic map of the target area in the cloud picture way. The method can realize the real-time display of road traffic flow, collect the road traffic flow information in the real-time manner by taking the ordinary vehicles as floating cars and improve the accuracy of the road traffic flow information.
Owner:杭州妙影微电子有限公司

Charging pile image acquisition system and method of recognizing vehicle identity information by image acquisition

The invention discloses a charging pile image acquisition system and a method of recognizing vehicle identity information by image acquisition; the charging pile image acquisition system comprises a charging pile and a vehicle identity auto-recognition system embedded in the charging pile; the vehicle identity auto-recognition system is connected to an information interface of the charging pile through a vehicle identity auto-recognition system communication interface; the vehicle identity auto-recognition system comprises an auto-recognition module and a camera, the signal output end of the camera is connected with the auto-recognition module, and the input end of a charging control module in the charging pile is connected to a cloud server. Recognizing is achieved herein by combining vehicle identity auto-recognition technology and the charging pile, the camera is mounted on a body of the charging pile at specific height, and the auto-recognition system is added in the body. The camera side of the charging pile faces a parking space during mounting of the charging pile. The camera used herein is small in size and is friendly to the integral structure of the charging pile; the charging pile image acquisition system has the advantages of good waterproofing property, lightning protection, good dustproof property, good antistatic property and the like.
Owner:广州爱电牛互联网科技有限公司

Mineral flotation collector as well as preparation method and application thereof

ActiveCN109590115ASolve difficult problems that are not easy to separateHigh selectivityFlotationMass ratioMineral flotation
The invention discloses a mineral flotation collector as well as a preparation method and application thereof. The mineral flotation collector contains soluble metal salt, a chelating type medicamentand fatty acid or a derivative thereof, wherein the mass ratio of the soluble metal salt to the chelating type medicament to the fatty acid or the derivative thereof is (0.5 to 1) to (1 to 3) to (0.05to 0.5). According to the mineral flotation collector, metal coordination ions in the soluble metal salt, a chelating agent and a fatty acid type collector are pre-assembled according to a specific ratio to obtain a multi-ligand collector with high selectivity and collection capability, and a traditional thinking that sediment is generated when the soluble metal salt, the chelating type medicament and a fatty acid type medicament are mixed and the acting effect of the medicament is reduced is broken through; and the difficulty that tungsten ore and cassiterite are not easily separated from gangue minerals, especially calcium-containing gangue minerals, is solved.
Owner:CENT SOUTH UNIV

UWB-array-based automatic obstacle avoidance system and method for drone

The invention discloses a UWB-array-based automatic obstacle avoidance system and method for a drone. The system comprises a collecting unit, a receiving unit, a judging unit, a control unit and an actuator. UWB range sensor arrays assembled in the collecting unit in multiple directions collect the distance data between an obstacle and a drone body, the receiving unit receives the sensing data transmitted by the collecting unit, the judging unit resolves the distance data transmitted by the UWB sensors into distance, the course of the drone is changed into preset course when the distance is smaller than preset distance, and flying height and flying attitude are regulated to avoid the obstacle. The system has the advantages that the problems that the drone cannot avoid the obstacle under a narrow scene and cannot achieve comprehensive obstacle avoidance in the prior art are solved, the system is reliable, real-time, accurate and capable of effectively preventing drone body damage and preventing the drone from destroying other objects during flight, and the like.
Owner:国网四川省电力公司电力应急中心 +1

Imaging lens, iris imaging module and iris identification device

ActiveCN105445902AWide range of depth of fieldWide range of object distanceCharacter and pattern recognitionOptical elementsCamera lensImaging quality
The invention discloses an imaging lens, an iris imaging module and an iris identification device, and belongs to the field of biological identification. From front to back of a light incidence direction, the imaging lens sequentially comprises: a first lens, wherein the first lens is a double-convex lens with positive power, the front surface is a convex surface, and the back surface is a convex surface; a second lens, wherein the second lens is a double-concave lens with negative power, the front surface is a concave surface, and the back surface is a concave surface; a third lens, wherein the third is a convex-concave lens with positive power, the front surface is a convex surface, and the back surface is a concave surface; a fourth lens, wherein the fourth lens is a double-convex lens with positive power, the front surface is a convex surface, and the back surface is a convex surface; and a fifth lens, wherein the fifth lens is a convex-concave lens with negative power, the front surface is a convex surface, and the back surface is a concave surface. The third lens and the fourth lens are glued together. The imaging lens provided by the invention is good in imaging quality, wide in collection range, convenient to use and simple in structure.
Owner:EYECOOL SHENZHEN TECH CO LTD

Traffic event sensing method based on millimeter-wave radar data

The invention discloses a traffic event sensing method based on millimeter-wave radar data, wherein the method comprises the following steps: obtaining trajectory data collected by a millimeter-wave radar, and cleaning the trajectory data through a time data cleaner, a speed data cleaner and a coordinate data cleaner; eliminating wrong and abnormal data to obtain trajectory data fields of the vehicles, wherein the trajectory data fields comprise timestamps, position coordinates, speeds, acceleration coordinate components and vehicle categories; storing the trajectory data of the vehicles of different categories into different trackers; and judging the traffic events and recording the types, the number and the starting and ending time of various events in a current detection area. Accordingto the invention, the millimeter-wave radar is used for sensing the traffic events, the method is more stable and has strong adaptability, the performance of data acquisition is improved, the cost isrelatively low, the detection events are carried out based on the obtained cleaned data, and the sensing method has the characteristics of high efficiency and wide acquisition range.
Owner:山西省交通科技研发有限公司 +1

Floating plant treatment device for eutrophic water body

The invention belongs to the technical field of environmental protection, and particularly relates to a floating plant treatment device for a eutrophic water body. The following scheme is proposed nowaiming at the problems that algae are small and fragile, are prone to be broken when fishing, and are not fished clean. The floating plant treatment device includes a hull, wherein the bottom of thefront end of the hull is connected with a supporting rod through bolts, the other end of the supporting rod is connected with a sleeve through bolts, and the bottom end of the inner part of the sleeveis hinged to a connecting rod, and the top of the connecting rod is hinged to a collecting cover. According to the floating plant treatment device, a method of using the collecting cover to collect plants floating on water surface cannot produce noise, the range of collection is wide, at the same time, floating plant spreading around cannot be caused, the collection effect is good, an arc-shapedbulge is arranged on the inner surface of a drainage ring, floating plant sticking and staying can be avoided, the collection speed of floating plants is further improved, device loading caused by floating plant accumulation can be reduced, the amount of treating floating plants by the device for one time is increased, and operation time is prolonged.
Owner:武汉美瑞农业科技有限公司

Environmental protection equipment monitoring device and monitoring method thereof

The invention discloses an environmental protection equipment monitoring device and a monitoring method thereof, relates to the technical field of environmental protection equipment monitoring devices, and aims to solve the problems that the environmental parameters detected by the conventional environmental protection equipment monitoring device are few and are not comprehensive enough. A photovoltaic solar panel is mounted at the upper end of a supporting column; reinforcing rods are arranged on the two sides of the lower surface of the photovoltaic solar panel. One end of each reinforcing rod is fixedly connected with the supporting column; a base is arranged at the lower end of the supporting column; a concrete pouring layer is arranged on the lower surface of the base; the base is fixedly connected with a concrete pouring layer through a grounding bolt, a soil layer is arranged outside the concrete pouring layer, a storage battery is installed inside the soil layer, a soil temperature and humidity sensor is arranged at the upper end of the base, and the soil temperature and humidity sensor is in threaded connection with the supporting column.
Owner:HUAINAN BAIBANG PNEUMATIC TECH CO LTD

Network security situation awareness system and method

The invention relates to a network security situation awareness system and a network security situation awareness method. The network security situation awareness method comprises the steps of 1, acquiring data, and widely acquiring network security data; 2, carrying out situation assessment on the collected data, establishing assessment of multiple levels and multiple angles during situation assessment, assessing service security, data security, infrastructure security and overall security conditions of the network, and selecting different assessment methods for different application backgrounds and different network scales; 3, carrying out situation prediction on the preliminarily evaluated data to prevent large-scale security events; and 4, analyzing the problem data and proposing a corresponding analysis report. The method is high in pertinence and wide in data acquisition range, and can perform comprehensive acquisition and subsequent perception on network structure data, networkservice data, vulnerability data, threat data, intrusion data and user abnormal data.
Owner:黑龙江省网络空间研究中心 +1

Multifunctional LED (Light Emitting Diode) device and multifunctional wireless meeting system

The invention discloses a multifunctional LED (Light Emitting Diode) device and a multifunctional wireless meeting system. The multifunctional LED device provided by the invention comprises an LED drive and power supply unit, a controller unit, an audio power amplifier unit, a loudspeaker unit, a wireless receiving and dispatching module, a microphone module and an LED light source component; the wireless receiving and dispatching module not only can maintain communication with an intelligent terminal, but also can communicate with other LED devices; the wireless meeting system comprises at least two multifunctional LED devices and the intelligent terminal; the intelligent terminal reads and remotely controls the states of the multifunctional LED devices; the intelligent terminal establishes communication with the outside; the intelligent terminal transmits an audio signal sent by an outside terminal to the multifunctional LED devices for broadcasting; and meanwhile, the multifunctional LED devices collect peripheral sound and then send the collected sound to the outside terminal through the intelligent terminal. Therefore, the wireless meeting function is realized.
Owner:ZHEJIANG SHENGHUI LIGHTING

Data collecting method and system based on HTML stream processing

The invention belongs to the technical field of webpage information extraction, and particularly discloses a data collecting method and a data collecting system based on HTML stream processing, wherein the data collecting system consists of the multi-thread collector which guarantees working speed, a download control template which guarantees working accuracy and a data storage system. The system can collect the user-needed network data via a simple template configuration. Practical application proves that the invention has excellent stabilization, high practicability and high efficiency.
Owner:FUDAN UNIV

MEMS static closed-loop spectral imaging system

ActiveCN110333193AThe wavelength can be adjusted arbitrarilyRealize large-area high-speed imagingRadiation pyrometrySpectrum investigationImaging qualityClosed loop
The invention discloses an MEMS static closed-loop spectral imaging system and relates to the field of spectral imaging technologies. According to the spectral imaging system, a broadband light sourceand an MEMS micro-mirror array are combined in use, so that the wavelength of system output light is arbitrarily adjustable, an adjustable light source output by the system performs optical fiber beam lighting through optical fiber beam coupling, and large-area high-speed imaging of a to-be-detected sample can be realized in cooperation with an array detector; moreover, three-dimensional spectralimaging can be realized under the static condition of the system, and it is not needed to externally introduce a complicated mobile component for push-scan imaging; by adding the spectral imaging system, the whole system forms a closed-loop wavelength calibration structure, the stability of the system output wavelength can be guaranteed at any moment, image information collected by the system ismore accurate and stable, and environment interference resistance is stronger; and by introducing the optical fiber beam lighting mode into the system for lighting, a slit-coupled line light source can be converted into an area-array light source, large-area illumination can be realized, uniform illumination also can be realized, and therefore imaging quality can be further improved.
Owner:无锡迅杰光远科技有限公司

Atmospheric environment quality detection method

The invention relates to the technical field of environmental detection methods and particularly relates to an atmospheric environment quality detection method. The method comprises the following steps: collecting gas, transferring the gas to a to-be-collected site, and rotating a threaded pipe to a required height according to the height of to-be-collected gas; turning on two air pumps of a gas collection device, and completely exhausting the gas in an inner pipe body and the gas in a cavity formed by surround of the inner pipe body and an outer pipe body; opening a control valve in the vacuumized gas collection device so as to suck and store the gas at a high level into a gas storage bottle; and taking down the gas storage bottle, connecting the gas storage bottle to detection equipment,and detecting the gas in the gas storage bottle. According to the atmospheric environment quality detection method, the high-layer gas at different positions can be collected by adjusting the rotating height of the threaded pipe, and bottom-layer gas at different positions can be collected by selecting required air inlet joints, so that the collection range is wide, and the method can meet the atmosphere detection demands.
Owner:江西尖锋环境检测技术有限公司

Fire-fighting early warning device based on Internet of things and application method thereof

The invention provides a fire-fighting early warning device based on Internet of things and an application method thereof. The fire-fighting early warning device includes a sensor assembly installed on a monitoring node, and the sensor assembly is electrically connected with a data transmission network in an output mode. The data transmission network is electrically connected with a central controller in an output mode. The central controller is electrically connected with a database in both-way mode. The central controller is further electrically connected with an environmental data collecting module in an input mode. The central controller is electrically correspondingly connected with a warning module, a monitor terminal, a self-extinguishing device and a wireless communication module in an input mode. The wireless communication module is electrically connected with a display terminal in an output mode. Through the remote wireless transmission mode, the fire-fighting early warning device based on Internet of things and the application method thereof transmit the situation of breaking out of fire to the monitor terminal and the display terminal in time, fire departments and residents can conveniently understand information of fire ground in first time, reasonably fire-fighting measures are adopted, and property loss and personal casualties are reduced maximally.
Owner:WUXI NANLIGONG TECH DEV

Zooming imaging lens, imaging module and iris recognition device

The invention discloses a zooming imaging lens, an imaging module and an iris recognition device. The zooming imaging lens, the imaging module and the iris recognition device belong to the field of biological recognition. The zooming imaging lens comprises a first lens set with a negative focal power and a second lens set with a positive focal power from front to back. The first lens set comprises a first lens with a negative focal power and a second lens with a positive focal power. The second lens comprises a third lens with a positive focal power, a fourth lens with a negative focal power, and a fifth lens with a positive focal power. The first lens, the second lens, the third lens, the fourth lens and the fifth lens are respectively a biconcave lens, a convexoconcave lens, a biconcave lens, a biconcave lens and a convexoconcave lens. The first lens, the second lens and the fifth lens are aspheric lenses. The third lens and the fourth lens are spherical lenses and are adhered together. The distance between the first lens set and the second lens set can be adjusted. The zooming imaging lens has advantages of simple structure, small size, wide zooming range and wide acquisition range. The zooming imaging lens can acquire a high-quality iris image.
Owner:BEIJING EYECOOL TECH CO LTD +1

Atmospheric environment detection equipment

The invention relates to the technical field of environmental detection equipment and particularly relates to atmospheric environment detection equipment. The atmospheric environment detection equipment comprises an operation table, support rods, a first air collection mechanism, a second air collection mechanism, a first air storage mechanism, a second air storage mechanism, a first air pump, a second air pump and a tank body. According to the atmospheric environment detection equipment, gas in different regions can be independently collected by virtue of the first air collection mechanism and the second air collection mechanism which are respectively distributed on an inner layer and an outer layer, the occupied area is small, and the atmospheric environment detection equipment is convenient to carry and easy and convenient to operate; the high-layer gas at different positions can be collected by adjusting the rotating height of a threaded pipe, and bottom-layer gas at different positions can be collected by selecting required air inlet joints, so that the collection range is wide, and the equipment can meet the atmosphere detection demands; a pipe body can be subjected to vacuumtreatment through the two air pumps, so that the purity of the pumped gas is relatively high; and the gas can be guided into air storage equipment by virtue of the air pumps, so that the collection and storage functions are integrated.
Owner:安徽万维环保科技咨询有限公司

Underground rainwater filter tank facilitating collection and storage

The invention discloses an underground rainwater filter tank facilitating collection and storage. The underground rainwater filter tank comprises a reservoir, waterproof walls are arranged on two sides of the reservoir, a cover plate is mounted at the tops of the two waterproof walls, a water pump is mounted at the top of the cover plate, the bottom of the water pump is connected with a water pipe, a waterproof layer is arranged at the bottom of the reservoir, pack-up blocks are arranged on two sides of the top of the waterproof layer, a supporting plate is mounted at the tops of the two pack-up blocks, a medium sand layer is arranged at the top of the supporting plate, a coarse sand layer is arranged at the top of the medium sand layer, a pebble layer is arranged at the top of the coarsesand layer, the water pipe penetrates the middles of the medium sand layer, the coarse sand layer, the pebble layer and the supporting plate, and a concrete layer is arranged at the bottom of the waterproof layer and fixedly connected with the waterproof layer. Rainwater on the ground surface can be effectively collected and stored into the reservoir through a permeation pipe, water can be effectively purified, and the underground rainwater filter tank is simple in structure and convenient to implement.
Owner:江苏元贞智能科技有限公司

Multi-modal medical image acquisition device based on deep learning

The invention relates to the technical field of medical image acquisition devices, and discloses a multi-modal medical image acquisition device based on deep learning. The device comprises a bottom plate, when images are acquired, a patient stands in the middle of the bottom plate, a driving motor is controlled to enable two outer cylinders to be close to each other and buckled, image data can beacquired, acquisition is more convenient, the workload of medical staff is reduced, a rotating motor is controlled to operate, inner cylinders in the outer cylinders can rotate through transmission, amedical image acquisition device can rotate along with rotation of the inner cylinders, and therefore the images around the human body can be acquired, and the acquisition range is wider; and moreover, the medical image acquisition device can be controlled to ascend or descend through a lifting motor, through mutual cooperation of rotation and lifting of the medical image acquisition device, thehuman body images can be acquired in all directions, the acquisition efficiency is higher, the heights of the outer cylinders and the inner cylinders can be controlled through hydraulic rods so as toadapt to patients with different heights, and use is more convenient.
Owner:雷平贵

Air flow type spore trapper

The invention discloses an air flow type spore trapper which has the advantages that the area is adjustable, spores and pollen are comprehensively collected in the circumferential direction, and the taking out of the collected spores and pollen is facilitated. The trapper is small in volume and can adapt to different environments. The trapper is characterized in that a middle casing pipe is placedin a caching case and located in the middle of the caching case; one end of the middle casing pipe is placed in the middle of the bottom of the caching case; a communication hole is formed in the middle of the bottom of the caching case and is communicated with the middle casing pipe; the diameter of the middle casing pipe is gradually decreased from bottom to top; the diameter of the caching case is gradually increased from bottom to top; a plurality of through holes are formed in the bottom of the caching case; the diameter of each of the through holes is gradually decreased from bottom totop; a dustproof mesh enclosure is sleeved on the bottom of the caching case; a round table is placed in the middle of the dustproof mesh enclosure; one end of a connecting rod is placed on the roundtable; the other end of the connecting rod penetrates through the communication hole and is placed into the hollow casing pipe.
Owner:徐州华显凯星信息科技有限公司

Remote ammeter system

The invention provides a remote ammeter system. The remote ammeter system comprises a monitoring center, a concentrator, a collector and a user ammeter. According to the invention, communication is divided into a two-layer structure, the concentrator is communicated to a bottom layer of the collector, and the monitoring center is communicated to an upper layer of the concentrator. The system has the advantages that because a GPRS wireless public network platform is employed, the system can be used when the system is arranged, special wiring is not required for remote meter reading, and the remote ammeter system has the advantages of less investment at an early stage, fast effectiveness, and low upgrading and maintenance cost at anaphase.
Owner:镇江石鼓文智能化系统开发有限公司

An atmospheric environment detection device

The present invention relates to the technical field of environmental detection equipment, in particular to an atmospheric environment detection equipment, including an operating table, a support rod, a first gas collection mechanism, a second gas collection mechanism, a first gas storage mechanism, and a second gas storage mechanism , the first air pump, the second air pump and the box body; the present invention adopts the first gas collection mechanism and the second gas collection mechanism with inner and outer double-layer distribution, which can realize the separate collection of gases in different regions at the same time, with a small footprint and convenient Portable and easy to operate; the unscrewed height of the threaded tube can be adjusted to collect high-level gas at different positions, and the required air inlet connector can also be selected to collect bottom gas at different positions. The collection range is wide and can effectively meet Atmospheric detection needs; two pumps can be used to vacuum the pipe body, so that the purity of the pumped gas is higher, and the pump can also directly guide the gas into the gas storage device to realize the integration of collection and storage.
Owner:安徽万维环保科技咨询有限公司

Three-channel time difference positioning device

InactiveCN107356901AWide collection rangeComprehensive collection of dataPosition fixationControl channelComputer science
The invention discloses a three-channel time difference positioning device. The three-channel time difference positioning device comprises an industrial control computer and a high speed AD acquisition card, wherein the industrial control computer is internally provided with an industrial main board, a CPU processor, a memory and an electronic disc. The positioning device is characterized in that the industrial main board of the industrial control computer is provided with an acquisition card, the AD acquisition card comprises a board carrier and an acquisition sub card, the acquisition sub card is internally provided with at least more than three channels, data is acquired, an external clock channel and a trigger control channel are further provided, the data is processed, stored and displayed in real time, all the channels are transmitted to the industrial control computer through the board carrier, and time difference positioning algorithm operation is carried out through an output clock of the clock channel. The positioning device is advantaged in that a multi-path output phase-locked loop of an integrated frequency divider is employed by the output clock, through the phase-locked positioning loop, frequency and phase of an internal oscillation signal of the loop are controlled through an external input reference signal, automatic tracking of output signal frequency for input signal frequency is realized, and acquisition precision for simultaneously acquiring the multiple channels can be guaranteed.
Owner:CHENGDU PUNUO TECH CO LTD

Steel casting workshop dust treatment device

The invention belongs to the field of steel casting, and particularly relates to a steel casting workshop dust treatment device which comprises a box body, a first air suction pipe is fixedly connected to the upper end of the box body, a first air suction hopper is arranged at the upper end of the first air suction pipe, and a second air suction pipe is fixedly connected to the left end of the box body. A second air suction hopper is arranged at the lower end of the second air suction pipe, an air pump is fixedly installed at the left end of the box body, an air outlet is formed in the upper end of the air pump, an air inlet is formed in the right end of the air pump, the air inlet penetrates through the box body, and a first bearing is connected to the outer side of the air inlet in a sleeving mode. By designing the first air suction pipe and the first air suction hopper on the box body, suspended dust can be collected, and by designing the second air suction pipe and the second air suction hopper on the box body, dust close to the ground can be collected, so that the collection range is wider, and the dust collection efficiency is improved.
Owner:王永玲

Manufacturing system with high processing accuracy for public drainage facility

The invention relates to a manufacturing system with high processing accuracy for a public drainage facility. The manufacturing system comprises a cutting device, wherein the cutting device comprisesa connecting pipe, a sealing cover and a cutting piece, the sealing cover is sealed and fixedly connected with one side of the connecting pipe, a cutting groove is formed in the connecting pipe, the connecting pipe communicates with the sealing cover through the cutting groove, the cutting piece is arranged in the sealing cover and directly opposite to the cutting groove, the cutting piece is parallel to the connecting pipe, a drive device and a moving device are arranged on the cutting piece, the drive device is in transmission connection with the cutting piece, the moving device drives the cutting piece to move along the axis perpendicular to the connecting pipe, the connecting pipe is provided with an auxiliary mechanism and a collecting mechanism, the manufacturing system with high processing accuracy for the public drainage facility improves the cutting accuracy through the auxiliary mechanism, not only that, the system realizes the function of collecting debris generated during cutting through the collecting mechanism.
Owner:深圳市美邦环保科技有限公司
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