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124results about How to "Problem solving" patented technology

Escalator safety system

ActiveCN105502141ASolve the layout intensive energy consumptionFix layout sparse response notEscalatorsLaser transmitterComputer module
The invention discloses an escalator safety system which comprises a monitoring relay, a processing module, a laser emitter and a laser receiver. The output end of the monitoring relay is connected into an escalator operation loop. The processing module controls the monitoring relay to be closed and opened. The laser emitter is provided with a laser emitting opening and arranged at the high end of an escalator and the emitting opening faces the low end of the escalator or the laser emitter is arranged at the low end of the escalator and the emitting opening faces the high end of the escalator. The laser receiver receives laser from the laser emitter and is in signal connection with the processing module. The laser receiver and the laser emitter which are matched are arranged at the high end and the low end of the escalator respectively. The laser emitter and the laser receiver are arranged in a well of the escalator. According to the escalator safety system, the problem that power is consumed due to the fact that infrared detectors are arranged densely or response is not in time due to the fact that infrared detectors are arranged sparsely is solved, one induction line can monitor multiple stairs at the same time, the detectors can achieve feedback immediately once the stairs fall down, the number of required detectors is small, and power consumption is low.
Owner:JILIN BAIQIANG TECH CO LTD

Ceramic root irrigation and microspray irrigation complemented irrigating device

ActiveCN109258409AEasy accessMeet irrigation water requirementsClimate change adaptationWatering devicesDrip irrigationWater flow
The invention discloses a ceramic root irrigation and microspray irrigation complemented irrigating device. The ceramic root irrigation and microspray irrigation complemented irrigating device comprises a tubular casing and a movable pipe, wherein the movable pipe is assembled in a slidingly sealing mode inside the casing, a gap is formed between the movable pipe and the casing, and the upper endof the movable pipe extends out of the casing and is provided with an atomizing nozzle; the side wall of the casing is connected with an irrigating unit through a by-pass pipe; the connected part between the irrigating unit and the by-pass pipe is provided with a first flow regulating valve, and the lower end of the movable pipe is provided with a second flow regulating valve; the opening degree of the first flow regulating valve and the second flow regulating valve is adjusted through water flow. Through a combined structure, the ceramic root irrigation and microspray irrigation complementedirrigating device combines spray irrigation and root irrigation within one irrigation device; by means of an internally arranged pressure compensating structure, a ceramic root irrigation and microspray irrigation combined manner can be applied to irrigation of different crops, so that the ceramic root irrigation and microspray irrigation complemented irrigating device can be high in utilization efficiency of irrigating water, simple in structure, good in hydraulic performance and high in channel blocking resistance.
Owner:NORTHWEST A & F UNIV

Method and device for determining abnormal circulation of air conditioner refrigerants and air conditioner

The invention discloses a method and device for determining abnormal circulation of air conditioner refrigerants and an air conditioner. The method includes the steps that in a refrigeration mode of the air conditioner, the indoor environment humidity of the indoor side of the air conditioner is acquired, and the evaporator pipe temperature and the indoor environment temperature of the indoor side are acquired; a first temperature difference between the indoor environment temperature and the evaporator pipe temperature and a second temperature difference between the pre-stored initial evaporator pipe temperature and the evaporator pipe temperature are determined, and whether the first temperature difference and the second temperature difference are smaller than or equal to corresponding preset values under the indoor environment humidity or not is judged; and when the first temperature difference and the second temperature difference are both smaller than or equal to the corresponding preset values, the abnormal circulation of the refrigerants of the air conditioner is determined. By means of the scheme, the defects that in the prior art, the mistaken judgment rate is high, the running reliability is low, and the maintaining difficulty is large can be overcome, and the beneficial effects that the mistaken judgment rate is low, the running reliability is high, and the maintaining difficulty is small can be achieved.
Owner:GREE ELECTRIC APPLIANCES INC

Visual sense measuring instrument and visual sense measuring method

PendingCN108050928AHigh precisionResolve level attitude and elevation differencesPhotogrammetry/videogrammetryUsing optical meansPhysicsImage sensor
The application discloses a visual sense measuring instrument and a visual sense measuring method; the visual sense measuring instrument comprises a machine body, a horizontal circle, a vertical circle, a lens, an image sensor and a horizontal sensor, a distance sensor, a horizontal direction adjusting turn button and a vertical direction adjusting turn button; the central axle of the horizontal circle and the primary optic axis of the lens are respectively vertical to the central axis of the vertical circle; the central axle of the horizontal circle, the primary optic axis of the lens and thecentral axis of the vertical circle intersect in one point; the primary optic axis of the lens vertically intersects with the image plane of the image sensor; the range finding optical axis of the distance sensor and the primary optic axis of the lens parallel or overlap, and intersect with the central axle of the horizontal circle; the line array of a photosensitive unit array of the image sensor is parallel to the central axis of the vertical circle; the column array of the photosensitive unit array of the image sensor is vertical to the central axis of the vertical circle; the central axleof the horizontal sensor is parallel to the central axle of the horizontal circle. The visual sense measuring instrument and method are non-contact, high in precision, high in efficiency, and can improve the photogrammetry precision.
Owner:DONGGUAN NEUTRON SCI CENT

Hydraulic support end socket electro-hydraulic controller

InactiveCN101737072ASolve the problem of mutual communicationSolve functionMine roof supportsAsynchronous serial communicationAutomatic control
The invention discloses a hydraulic support end socket electro-hydraulic controller in which a liquid crystal display unit is connected with a parallel data bus P3 port of an MCU and a control bus pin; a keyboard scanning unit is connected with a scanning signal output bus P5 port of the MCU, an input signal receiving pin and an interrupt signal receiving pin; a drive circuit unit is connected with a buzzer control pin of the MCU, an alarm lamp control pin and a power light control terminal 3.3V power; an RS-485 interface unit is connected with an asynchronous serial communication pin and a read/write control pin of the MCU; a power supply unit is respectively connected with the corresponding power terminals of the MCU unit, the liquid crystal display unit, the keyboard scanning unit, the drive circuit unit and the RS-485 interface unit; and the JP1 port of the keyboard input unit is connected with a JP1 port of the keyboard scanning unit. The invention can control corresponding functions of the hydraulic support by a centralized control program or the hydraulic support end socket electro-hydraulic controller according to the position of the coal cutter, thus realizing safe and reliable automatic control on the hydraulic support at the coal face.
Owner:TAIYUAN UNIV OF TECH

Internet-based power grid construction management and control method and intelligent infrastructure platform system

The invention discloses an Internet-based power grid construction management and control method and an intelligent infrastructure platform system. The method comprises the steps of initializing planned time of node engineering completion in each stage according to planned completion time in engineering project information; performing rationality verification on the planned time; adjusting the planning time according to the verification result, and determining the node planning completion time of each stage of the project; and matching the project plan completion time with the actual completiontime to obtain a project progress state. According to the intelligent infrastructure platform system provided by the invention, planning time management, actual completion time management, delay timemanagement and engineering progress information management of each engineering project are carried out; according to the invention, data rationality analysis and adjustment are carried out on the predicted completion time of each node of the project, flow data management and control service and data rationality verification are realized, auxiliary decision information is provided for an engineering project information unified management system, and time nodes of each stage can be accurately controlled.
Owner:STATE GRID ZHEJIANG ELECTRIC POWER COMPANY TAIZHOU POWER SUPPLY

Coal mine distributed collaborative one map system and collaborative management method

The invention discloses a coal mine distributed collaborative one map system and a collaborative management method. The collaborative system comprises a service interface layer, a service collaboration layer and a data storage layer; the service interface layer comprises mine maps of different majors of coal mines and a service interface of attribute processing, the service collaboration layer corresponds to each professional service interface comprising a corresponding mine map and an interaction interface of attribute management, and comprises a user authentication module, a graphics and attribute processing cooperation module, a searching service module and a map service module; and the data storage layer is used for storing coal mine map data, and comprises an index database, a tile library, and a database. According to the technical scheme, a unified management platform for multi-major data stratification is established, dynamic real-time update and sharing of various types of data are realized, the consistency and timeliness of data in different majors and different users are insured, the digital efficiency and production efficiency of the mine are greatly improved, and a powerful and effective technical support for coal mine safety management is provided.
Owner:BEIZHING LONGRUAN TEKNOLODZHIS INK +1

Drug unified coding rule management method and code identifier taking medical insurance payment as core

The invention relates to a drug unified coding rule management method and a code identifier taking medical insurance payment as a core. Medical insurance payment service attribute information is comprised; the problem that one code is multipurpose is solved; on one hand, medical insurance codes are put forward, and medical insurance coding and approving requirements can be met in a code generationprocess; and on the other hand, a mode of performing pushing by a system and automatically adjusting code information is adopted, data expression standards are unified, a standard dosage form codingsystem, a specification expression model which can be refined and split, four-layer pharmacological classification refined layer by layer according to pharmacological effects, and market access information associated all the time crate a basic condition for drug grouping and price comparison, and a current medical insurance settlement service is satisfied. The invention provides the handheld wireless code identifier. A drugstore and a consumer can use the identifier to scan a drug barcode on a drug package, so that basic information of a drug can be viewed through a display screen embedded ina handle, and whether the drug is applicable or not can be judged conveniently.
Owner:厦门海西医药交易中心有限公司

An intelligent waterproof and heat dissipation electric cabinet suitable for outdoors

The invention discloses an intelligent waterproof and heat dissipation power cabinet suitable for outdoors, including a power cabinet house, the bottom of the power cabinet shell is provided with a power cabinet base which is integrally spliced. The front side of the power cabinet shell is provided with a power cabinet inlet with an open structure, the two sides of the power cabinet inlet are provided with sealing plates welded on the power cabinet shell, the inner cavity of the power cabinet shell is provided with a partition plate distributed crosswise, and the top end of the power cabinet inlet is provided with a double-joint loading drum installed on the power cabinet shell. The power cabinet comprises a controller, a temperature sensor, a humidity sensor and a fan sliding along a track. The invention adopts a double-joint loading drum to integrate the anti-theft roller curtain and the waterproof cloth, and the waterproof cloth and the sealing plate are matched to block the rain water from the waterproof cloth. Through the pre-judgment and early operation of the controller, the waterproof cloth can be operated ahead of time before the arrival of the rain and snow weather, and the reliability of the waterproof device can be increased. Movable fan to improve heat dissipation efficiency by setting temperature sensors.
Owner:青岛启超微信息科技有限公司

Event reporting method and event reporting device

The invention discloses an event reporting method and an event reporting device, belonging to the technical field of communication. The method comprises the following steps: a trustworthy application (TA) receives a detection indication sent by a trusted execution environment (TEE), the detection indication is sent by the TEE after a default event is monitored, the default event is an event which is set according to a requirement provided by a target object and is used for detecting an abnormal event, and the target object is a target client application (CA) or a communication processor (CP); the TA detects whether the abnormal event exists or not according to the detection indication; and if the abnormal event exists, the TA sends information related to the abnormal event to the target object so as to enable the target object to process the abnormal event according to the information related to the abnormal event. According to the method and the device disclosed by the invention, under the condition that the TA detects that the abnormal event exists, the TA actively sends the information related to the abnormal event to the target object, so that the problem that the abnormal event is not reported in time in an existing scheme is solved, and the timeliness of reporting the abnormal event by the TA to the CA or the CP is improved.
Owner:HUAWEI TECH CO LTD

On-line monitoring method for running state of cigarette making machine

The invention provides an on-line monitoring method for the running state of a cigarette making machine, which comprises the following steps: taking a motor, a primary transmission shaft and a secondary transmission shaft of cigarette making machine equipment as key detection points for vibration and temperature detection, and taking a vibration signal and a temperature signal collected on site as monitoring parameters; setting a database server, and performing data storage and processing on the vibration signals and the temperature signals monitored by the key detection points in real time to form a vibration change curve graph and a temperature change curve graph; extracting fault characteristic indexes according to the vibration change curve graph and the temperature change curve graph, wherein the fault characteristic indexes comprise the vibration speed, the vibration displacement, the vibration acceleration, the operation temperature and the temperature change value; and setting an early warning threshold value and an alarm threshold value, performing pre-judgment alarm when the fault characteristic index is greater than the early warning threshold value, and performing fault alarm when the fault characteristic index is greater than the alarm threshold value. The maintenance efficiency can be improved, powerful guarantee is provided for equipment management, and the production and operation cost is reduced.
Owner:CHINA TOBACCO HENAN IND

Automatic drive direction control system and method based on high-precision navigation and positioning system

The invention discloses an automatic drive direction control system and method based on a high-precision navigation and positioning system. The control system comprises the high-precision navigation and positioning system which is used for obtaining coarse positioning coordinates of a vehicle according to the positioning data of the high-precision navigation and positioning system; an automatic drive controls system which is used for receiving the information of the high-precision navigation and positioning system, and obtaining the precise positioning coordinates of the vehicle, the curvatureof a bent lane in the moving direction of the vehicle, the traffic mark information and the data of the distance between the vehicle and the bent lane through the combination of the data of a vehicledetection system and a high-precision map of the vehicle, and determining the to-be-controlled speed and moving direction of the vehicle according to the current speed and the obtained data; and a vehicle control system which is used for controlling the reduction of the speed and controlling the moving direction to change. According to the invention, the system carries out the precise positioningof the vehicle, obtains the control information of the vehicle in advance, and controls the vehicle control system to take measures for adjusting the speed and moving direction. The system is betterin economic performance and feasibility, and greatly improves the safety and comfort of an autonomous vehicle.
Owner:DONGFENG MOTOR CORP HUBEI

Wireless body temperature measuring system

The invention discloses a wireless body temperature measuring system. The wireless body temperature measuring system is characterized by comprising a plurality of wireless SMD thermometers, a plurality of wireless terminal devices and a monitoring server used for storing ID and position information of the wireless terminal devices. The wireless SMD thermometers send broadcast information of their IDs, temperature values and temperature measuring time. The wireless terminal devices upload their IDs and the received broadcast information to the monitoring server. The monitoring server stores the temperature values and the temperature measuring time of the wireless SMD thermometers with different IDs, compares the signal strength of wireless SMD thermometers with an abnormal body temperature value to the wireless terminal devices with different IDs when discovering the wireless SMD thermometers with the abnormal body temperature value, and determines the ID and position information of the wireless terminal device with a strongest signal. The wireless body temperature measuring system is applied to hospitals and other occasions, greatly facilitates temperature monitoring and position tracking of patients in the hospitals, and effectively solves the problem that a patient in accident cannot be treated in time.
Owner:VERAN SHANGHAI MEDICAL TECH CO LTD

Block chain-based data equipment management method and device, medium and electronic equipment

The embodiment of the invention provides a block chain-based data equipment management method and device, a medium and electronic equipment, and the method comprises the steps: obtaining historical attacked data in a block chain network, and carrying out the classification of the historical attacked data, so as to obtain a classification result; Performing machine learning on the classification result to obtain a classifier, and identifying a to-be-identified intrusion attack obtained from the block chain network according to the classifier to obtain an attack type; Judging whether to prompt data equipment corresponding to the to-be-identified intrusion attack or not according to the attack type; And if the data device needs to be prompted, generating prompt information from the attack type, storing the prompt information in the block chain network, so that the data device obtains the prompt information from the block chain network, and processes the to-be-identified intrusion attack according to the prompt information. According to the technical scheme provided by the embodiment of the invention, the identification efficiency of the to-be-identified intrusion attack is improved, and meanwhile, the labor cost is also saved.
Owner:TAIKANG LIFE INSURANCE CO LTD
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