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67results about How to "Avoid ineffective work" patented technology

Location, search and rescue system for mining personnel

ActiveCN102932740ASAR facilitation measuresImprove search and rescue work efficiencyNetwork topologiesLocation information based serviceWired communicationComputer terminal
The invention discloses a location, search and rescue system for mining personnel. The system comprises a location server, a monitoring terminal, a wired communication sub-system, wireless communication base stations, a location device and a rescue device, wherein the wired communication sub-system mainly comprises an optical fiber, a light splitter and a wireless exchanger; the wireless communication base station mainly comprises an explosion-proof tank, a power supply, a standby battery, a wireless access device, an antenna and the like; the wireless communication base stations are arranged under the coal mine at intervals, and connected with the location server on the coal mine through the wired communication sub-system; the location device is wirelessly communicated with the wireless communication base stations; the location server is used for locating the personnel through location devices carried by the mining personnel, and periodically sending the information such as the location and the identity number of the personnel to the location server; the rescue device can be directly wirelessly communicated with the location device; and the rescue system can locate the trapped personnel, so that the useless work is avoided, the precious rescue time is saved and the rescue efficiency is increased. The location, search and rescue system is a comprehensive system integrated with the functions such as tracking and locating of the mining personnel, dispatching management, and searching and rescuing for a disaster.
Owner:CHINA UNIV OF MINING & TECH (BEIJING)

Composite planet gear set type hybrid power system of birotor motor

The invention discloses a composite planet gear set type hybrid power system of a birotor motor. The composite planet gear set type hybrid power system consists of an engine, a first motor, a second motor, a composite planet gear set, a first locker, a second locker, an inverter, a super-capacitor and an output gear, wherein the second motor is a birotor motor which consists of an inner rotor, an outer rotor and a stator; the composite planet gear set comprises a front planet gear set and a rear planet gear set; the front planet gear set comprises a front set solar wheel, a front set planet wheel, a front set gear ring and a planet carrier shared by a front planet set and a rear planet set; the rear planet gear set comprises a rear set solar wheel, a rear set planet wheel, a rear set gear ring and a planet carrier shared by the front planet set and the rear planet set. The birotor motor is adopted to achieve a double-mode function, the requirement on a driving motor is reduced, and the second locker can lock the first motor when the motor is about zero rotation speed, so that the first motor is prevented from operating in low efficiency, and the efficiency of the system is improved; as the birotor motor is adopted, and the inner rotor and the outer rotor can participate in regeneration brake simultaneously, the brake energy can be relatively effectively recycled.
Owner:JILIN UNIV

Machine room inspection method and device

The invention provides a machine room inspection method, which comprises the following steps of: A, inputting a plurality of inspection points, image shooting parameters, inspection contents and the inspection time into an inspection robot, and generating a network topological graph; b, carrying out calibration work; c, performing routing inspection when the routing inspection time is up, otherwise, entering the step I; d, shooting an indicator lamp group image at the inspection point; e, detecting the state of an indicator lamp; f, shooting an equipment image containing the to-be-detected air switch, and positioning the to-be-detected air switch; g, inputting the to-be-detected switch image into the yolo model to obtain the position and the state of each switch; h, judging whether the air switch state is abnormal or not and whether leak detection exists or not; and I, receiving alarm information of the network management system, controlling the inspection robot to arrive at the fault position, and repeating the step D and the step E. The invention further provides a machine room inspection device. According to the invention, an accurate network topological graph can be generated, the detection with strong anti-interference performance, low false detection rate and high accuracy is achieved, and the inspection of the machine room is more comprehensive.
Owner:QUANZHOU POWER SUPPLY COMPANY OF STATE GRID FUJIAN ELECTRIC POWER +2

Intelligent snow removing method, intelligent snow removing vehicle and computer-readable storage medium

The invention discloses an intelligent snow removing method. The intelligent snow removing method comprises the steps of recognizing a target object by using image data shot by camera equipment, wherein the target object is snow in the image data; and then obtaining geographical location information corresponding to the target object; and controlling a snow removing vehicle to go to the location of the target object to execute a snow removing task according to the geographical location information. The invention further discloses an intelligent snow removing vehicle and a computer-readable storage medium. According to the intelligent snow removing method, monitoring videos or snow accumulation scenes in other image data can be recognized on the basis of a machine learning and image recognition technology so as to obtain specific geographic location of the accumulated snow; as the snow removing vehicle is controlled to go to the location of the accumulated snow according to the instruction of a navigation system so that the snow removing vehicle can execute the snow removing task in a targeted manner, a problem that the working efficiency of the traditional snow removing vehicle islow due to manual inspection and the intelligence level of the snow removing vehicle is effectively enhanced.
Owner:SHENZHEN ECHIEV AUTONOMOUS DRIVING TECH CO LTD

Robot bird flying controllability evaluation system and evaluation method

The invention discloses a robot bird flying controllability evaluation system and evaluation method. According to the evaluation system, a micro processor B produces stimulus pulse sequences with gradually changed strength according to the preset rule, a micro processor A is in charge of GPS data analysis and relevant information record, the micro processor B cooperates with the micro processor A, the relevant test data collection of a robot bird to be detected are completed in a cooperated manner, the collected data are processed through a data analysis system of a computer before being converted into a trajectory based on an electronic map, whether the robot bird has the flying controllability or not can judged on the basis of the trajectory and the relevant information, and the evaluation whether the robot bird is qualified or not can be completed. By the aid of the system, the comprehensive evaluation of the robot bird flying controllability can be realized, the prior information required by flight navigation can be acquired, the blindness of subsequent flight navigation tests is reduced, a large amount of invalid repetitive work is avoided, the working efficiency is improved greatly, and the robot bird practical progress can be accelerated.
Owner:SHANDONG UNIV OF SCI & TECH

Business deployment method and device, electronic equipment and storage medium

ActiveCN111371593AImprove function configuration efficiencyAvoid human errorData switching networksAuto-configurationSpecific function
The embodiment of the invention relates to the field of communication, and discloses a service deployment method and device, electronic equipment and a storage medium. The method comprises the following steps: generating a function configuration list according to a service request of a user; querying the orchestrator capability set according to the function configuration list, and determining a target network element controller; wherein the orchestrator capability set comprises all functions supported by each network element controller of the orchestrator nanotube and a corresponding relationship between each function and the network element controller, and the target network element controller is at least one network element controller capable of supporting at least one function includedin the function configuration list; issuing a configuration command to the target network element controller, the target network element controller performs function configuration to complete servicedeployment; the network element controller is independently controlled according to the supported functions, so that the orchestrator can support automatic configuration of all the functions providedby the managed network element controller, the number of specific functions needing to be manually configured is reduced, the probability that people need to participate in function configuration is reduced, and the service deployment efficiency is improved.
Owner:CHINA MOBILEHANGZHOUINFORMATION TECH CO LTD +1

BIM parameterization-based end bearing pile length calculation method

The invention discloses an end bearing pile length calculation method based on BIM parameterization, and the method comprises the steps: 1, taking Revit software as a parameterization implementation tool, and building a parameterization pile length measurement model; 2, the foundation top face elevation, the instance end bearing pile bottom face elevation and the pile diameter are input, the instance end bearing pile bottom face elevation WG1 is adjusted to be X1, and the reference end bearing pile bottom face elevation WG2 is adjusted to be X2; 3, the non-rock-socketed depth h1 of the instance end bearing pile and the non-rock-socketed depth h2 of the reference end bearing pile are calculated; 4, the pile length H1 of the end bearing pile of the instance is calculated; 5, calculating the pile length H2 of the reference end bearing pile; and 6, the steps 2-5 are repeated, the instance end bearing piles are sequentially arranged, the pile length of each instance end bearing pile is calculated, and a pile length statistical table of the instance end bearing piles is exported. According to the method, the length of the end bearing pile can be calculated and adjusted through known and limited parameter values, and the construction quality and the construction efficiency can be improved.
Owner:CHINA CONSTR EIGHT ENG DIV CORP LTD

Painting drying device for wooden door

The invention relates to the technical field of wooden door processing, in particular to a painting drying device for a wooden door. The device comprises a working frame, a painting mechanism and a drying mechanism, wherein a left fixing platform and a right fixing platform are correspondingly arranged on the left inner wall and the right inner wall of the working frame; a first slide rail is connected between the left fixing platform and the right fixing platform; a first slide block is arranged on the first slide rail and is connected to a fixing mechanism through a rotating shaft; the painting mechanism comprises a left protecting cover, a first lead screw, a first gear and a paint storing box; and the drying mechanism comprises a right protecting cover, a first motor, a second lead screw, a second gear and a hot-air blower. According to the device, a painting pipe and an air blowing pipe are arranged in a swinging manner, so that the paint coating uniformity and the hot air actinguniformity can be improved; and moreover, the swinging angles of the painting pipe and the air blowing pipe can be controlled based on the moving distance of a nut so as to fit the size of the woodendoor, and invalid work is avoided, and as a result, the practicability of the device is improved; the device is novel in structure, and convenient to operate; and low efficiency and low quality causedby manual painting and natural air drying can be avoided.
Owner:安徽忠盛新型装饰材料有限公司

Planet type double-mode hybrid power system of birotor motor

The invention discloses a planet type double-mode hybrid power system of a birotor motor. The planet type double-mode hybrid power system consists of an engine, a first motor, a second motor, a front planet set, a rear planet set, an output gear, an inverter, a super-capacitor and a locker, wherein the second motor is a birotor motor which comprises an inner rotor, a stator and an outer rotor; the front planet set comprises a front set solar wheel, a front set planet carrier, a front set planet wheel and a front set gear ring; the rear planet set comprises a rear set solar wheel, a rear set planet carrier, a rear set planet wheel and a rear set gear ring. The birotor motor is adopted to achieve double modes, so that the structure is simple and compact; the system is easy to control and relatively low in cost as only one locker is adopted; under the condition of identical requirements on vehicle properties, the second motor, which is relatively small in peak value torque and peak value rotation speed, can be used, and the requirements of the system on the driving motors can be reduced; the first motor can be locked when achieving the zero rotation speed, so that low-efficiency operation of the first motor is avoided, and the efficiency of the system is improved; as the birotor motor is adopted, and the inner rotor and the outer rotor can participate in regeneration brake simultaneously, the brake energy can be relatively effectively recycled.
Owner:JILIN UNIV

Goaf coal spontaneous combustion partition isolation prevention method based on coal face advancing degree

The invention discloses a goaf coal spontaneous combustion partition isolation prevention method based on the coal face advancing degree. The goaf coal spontaneous combustion partition isolation prevention method comprises the following steps of (1) advancing a coal face forwards through an open-off cut after the coal face is arranged, respectively hanging and fixing flexible formworks on goaf sides on the upper and lower ends of the coal face, and then pouring micro-expansion concrete for filling so as to form a first upper-end isolation wall body and a first lower-end isolation wall body, so that a first isolation wall body is formed, and a first isolation belt is formed; and (2) continuing to advance the coal face forwards, repeatedly hanging and fixing the flexible formworks and filling till an Nth upper-end isolation wall body and an Nth lower-end isolation wall body are formed, so that an Nth isolation wall body is formed, and an Nth isolation belt is formed. According to the goaf coal spontaneous combustion partition isolation prevention method, on the basis of the coal face advancing degree, a plurality of isolation wall bodies are arranged on the goaf sides of the upper and lower ends of the coal face, the whole goaf is divided into a plurality of isolation areas from the open-off cut to a mining stopping line, gas flow in the goaf is reduced, and the reliability of goaf coal spontaneous combustion prevention is increased.
Owner:XIAN UNIV OF SCI & TECH

Automatic cleaning equipment for stock bin

The invention provides automatic cleaning equipment for a stock bin. The automatic cleaning equipment for the stock bin comprises a stock bin shell, a bearing column, a guide rail, a rotating assembly, a lifting assembly, a cleaning assembly, a detection assembly and a controller assembly, the rotating assembly used for driving the cleaning equipment to rotate for cleaning is installed on the guide rail, the lifting assembly used for driving the cleaning equipment to ascend and descend is installed on the rotating assembly and the stock bin shell, the cleaning assembly used for cleaning the inner wall of the stock bin shell is installed on the rotating assembly, the detection assembly used for detecting the material accumulation condition of the inner wall of the stock bin shell is installed on the rotating assembly, and the controller assembly used for controlling the cleaning equipment to operate is installed on the stock bin shell. The material accumulation condition of the inner wall of the stock bin shell is detected through the detection assembly and then fed back to the controller assembly, the controller assembly controls the rotating assembly, the lifting assembly and the cleaning assembly to clean the stock bin on the inner wall of the stock bin in a dead-angle-free, full-automatic, rapid and continuous mode, and reliable and safe guarantee is provided for personnel safety and work progress.
Owner:HUANENG ZUOQUAN COAL&POWER CO LTD

Wireless energy transmission system with stable working frequency

A wireless energy transmission system with a stable working frequency is disclosed. The system comprises a PCB resonance surface. A non-resonance excitation coil, a resonance receiving coil, a ceramiccapacitor and a non-resonance load coil are successively arranged above the PCB resonance surface. The non-resonance excitation coil, the resonance receiving coil and the non-resonance load coil carry out wireless energy transmission through near magnetic field coupling. The resonance receiving coil is connected with one ceramic capacitor. The PCB resonance surface is composed of a chip capacitor, a top surface square copper patch, a bottom surface large square copper patch, a copper plating hole and a dielectric plate. The chip capacitor is loaded in a gap between two adjacent top surface small square copper patches, the top surface small square copper patches and the bottom surface large square copper patch are connected through the copper plating hole, and bottom surface copper and topsurface copper are bonded on the dielectric plate. The wireless energy transmission system is stable in working frequency, capable of inhibiting working frequency splitting and keeping high-efficiency transmission, and is suitable for non-fixed-distance short-distance wireless energy transmission.
Owner:SHANXI DATONG UNIV

Hydraulic oil way for gantry lifting and potential energy recovery of electric empty box stacking machine

The invention discloses a hydraulic oil way for gantry lifting and potential energy recovery of an electric empty box stacking machine. The hydraulic oil way comprises a working connector for communicating with a working cavity of a working oil cylinder; a forward-reverse rotation oil pump; a main motor in mechanical transmission connection with the forward-reverse rotation oil pump so as to drive the forward-reverse rotation oil pump to work in an electric mode to supply oil, and return oil to drive the forward-reverse rotation oil pump to rotate in a power generation mode to generate power; an auxiliary oil pump; an auxiliary motor for driving the auxiliary oil pump to work to supply oil; and a hydraulic control proportional valve, wherein one side of the hydraulic control proportional valve communicates with the working connector, the other side of the hydraulic control proportional valve communicates with a port in one side of a first control switch valve set, and communicates with an oil tank through a second control switch valve set, a port in the other side of the first control switch valve set communicates with the forward-reverse rotation oil pump, and communicates with the auxiliary oil pump through a first one-way valve, and therefore the auxiliary oil pump can supply oil to the first control switch valve set. The problem that energy is not convenient to recover during oil return of an existing working oil cylinder can be effectively solved.
Owner:HANGCHA GRP

Air compressor energy saving system

The invention belongs to the technical field of industrial energy-saving control and particularly relates to an air compressor energy saving system. The air compressor energy saving system comprises an air compressor, an air transmission main pipeline, air equipment and a controller which are mutually and sequentially connected, wherein the controller is connected with the air compressor. A nozzleis fixedly arranged in the air transmission main pipeline, and the orientation of a spraying opening of the nozzle is parallel with the central axis of the air transmission main pipeline. A branch pipeline communicating with the air transmission main pipeline is fixedly arranged on the air transmission main pipeline, and an air pressure detecting device is fixedly arranged on the branch pipeline.A blocking piece hinged to the air transmission main pipeline is arranged in the air transmission main pipeline, and an elastic device is fixedly arranged between the blocking piece and the air transmission main pipeline. An angle measuring device for measuring the swinging angle of the blocking piece is fixedly arranged on the air transmission main pipeline, and the air pressure detecting deviceand the angle measuring device are both connected with the controller. Through use of the air compressor energy saving system, automatic operation and shutdown of the air compressor under unattendedoperation can be achieved, thus energy consumption is effectively reduced, the cost is saved, and the working efficiency is improved.
Owner:中铁隧道局集团建设有限公司

Intelligent snow removal method, intelligent snow removal vehicle and computer readable storage medium

The invention discloses an intelligent snow removing method. The intelligent snow removing method comprises the steps of recognizing a target object by using image data shot by camera equipment, wherein the target object is snow in the image data; and then obtaining geographical location information corresponding to the target object; and controlling a snow removing vehicle to go to the location of the target object to execute a snow removing task according to the geographical location information. The invention further discloses an intelligent snow removing vehicle and a computer-readable storage medium. According to the intelligent snow removing method, monitoring videos or snow accumulation scenes in other image data can be recognized on the basis of a machine learning and image recognition technology so as to obtain specific geographic location of the accumulated snow; as the snow removing vehicle is controlled to go to the location of the accumulated snow according to the instruction of a navigation system so that the snow removing vehicle can execute the snow removing task in a targeted manner, a problem that the working efficiency of the traditional snow removing vehicle islow due to manual inspection and the intelligence level of the snow removing vehicle is effectively enhanced.
Owner:SHENZHEN ECHIEV AUTONOMOUS DRIVING TECH CO LTD

High-efficiency adjustable garden mowing machine

The invention relates to garden or lawn mowing equipment, in particular to a high-efficiency adjustable garden mowing machine. The mowing machine comprises a screw cover, a cutting disc, a draught fan, an electric retractor, a telescopic fixing shell, a motor, a blade, a spray port, a hydraulic pump, a liquid storage tank and a weed storage box; the inner portion of a mowing machine body is provided with the liquid storage tank, one side of the liquid storage tank is provided with the weed storage box, one end of the draught fan is connected with a weed suction port, the electric retractor isarranged above the weed suction port, one end of a knife rest is provided with the blade, and the inner portion of the weed storage box is provided with a drawer. The high-efficiency adjustable gardenmowing machine has the advantages that the liquid storage tank is arranged, so that weeds are removed thoroughly, and the problem that the roots of the weeds cannot be completely removed after cutters mow the weeds is solved; the drawer is arranged, so that piles of weeds can betaken out from the machine; the electric retractor is arranged to solve the problem that the position of the cutters cannot be flexibly adjusted in different terrains; the knife rest is arranged, so that the blade is assembled and disassembled conveniently, and the problem of the trouble of changing the blade is solved.
Owner:南宁马瑞娜装饰工程有限公司
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