431results about How to "Improve maintenance work efficiency" patented technology

This invention relates to one flexible network system to realize area management, which comprises the following parts: integral system servo, multiple network customer terminal, several network management servo and data communication network, wherein, the servo is set with integral flexible exchange network total device and data materials area control database list; the data list sets different management authorization for virtual cutting on different user account number and customer end to provide local network authorization and maintenance; the servo provides standard visit interface to operator integration system.

The invention provides a system for automation equipment remote monitoring. The system comprises a plurality of monitored devices, a head quarter server, a plurality of monitoring devices and a communication module. The plurality of monitored devices have corresponding normal working state parameters. The head quarter server stores fault solutions matched with certain fault information and can send the fault solutions to maintenance personnel. The plurality of monitoring devices are arranged between the monitored devices and the head quarter server and monitor the monitored devices in real time, and when the monitored devices are in fault, the fault information is obtained and is sent to the head quarter server. The communication module is at least arranged between the monitoring device and the head quarter server and is used for achieving communication between the monitoring device and the head quarter server. According to the system for automation equipment remote monitoring, a working state of a device of a user side is monitored in real time, so that when the device is in fault, maintaining efficiency is greatly improved, real-time automatic monitoring is achieved truly, and accordingly working efficiency of workers of the user side of the device is improved.

A counterweight (8) is attached to the rear side of a revolving frame (6), and an engine (9) is mounted in a transverse direction in front of the counterweight (8). A heat exchanger (12) is located on the left side of the engine (9), and a left-hand side door (17) is located on the left side of the heat exchanger (12). An air cleaner (24) is accommodated in an air cleaner chamber (19) which is provided in a space enclosed by the counterweight, left-hand side door and heat exchanger. In this state, a casing (25) of the air cleaner has an opening portion (25A) to permit insertion and extraction of a filter element (26). Thus, at the time of a maintenance work for the air cleaner, one can draw out the filter element from the opening portion of the casing simply by opening the left-hand side door.

A communication management node checks a condition of a complex communication terminal apparatus when the complex communication terminal apparatus is connected with a real-time-processing-system network, selects and generates control software and setting information data in accordance with the condition of the complex communication terminal apparatus, and downloads the control software and setting information data into the complex communication terminal apparatus via the real-time-processing-system network, so that the complex communication terminal apparatus acts as a terminal in the real-time-processing-system network.

The invention provides a system for automation equipment remote monitoring. The system comprises a plurality of monitored devices, a head quarter server, a plurality of monitoring devices and a mobile communication module. The plurality of monitored devices have corresponding normal working state parameters. The head quarter server stores fault solutions matched with certain fault information and can send the fault solutions to maintenance personnel. The plurality of monitoring devices monitor the monitored devices in real time and collect the working state parameters, and when the monitored devices are in fault, the fault information is obtained and is sent to the head quarter server. The mobile communication module is at least arranged between the monitoring device and the head quarter server and is used for achieving communication between the monitoring device and the head quarter server. The mobile communication module can select a corresponding mobile network for communication according to signal strength values. The working state of equipment of a user side is monitored in real time, maintaining efficiency when the equipment is in fault is greatly improved, real-time automatic monitoring is achieved truly, data transmission can be achieved by selecting corresponding network types according to states of network signals, and accordingly quality of the system for equipment remote monitoring is improved.

The invention discloses a region intelligent protection system of a transformer substation and relates to the technical field of control over transformer substation, and the region intelligent protection system is used for solving the problems of poor control flexibility and poor harmony among power grids at different levels in an existing intelligent transformer substation. The region Intelligent protection system comprises maintenance work station server, three region intelligent protection mainframes, a plurality of instation preprocessing units, and a plurality of interval submachines, wherein the plurality of instation preprocessing units achieve transferring data together with each region intelligent protection mainframe and the maintenance work station server by virtue of through high speed data and a control network; each transformer substation is correspondingly provided with one instation preprocessing unit and one or more interval submachine; each interval submachine is used for achieving the collection of analog quantity data and discrete data and sending the collected data to the corresponding instation preprocessing unit by adopting the protocol of IEC61850-9-2; and the instation preprocessing units are used for sending control commands received from the high speed data and the control network to the corresponding interval submachines. The region intelligent protection system disclosed by the invention is suitable for the existing transformer substation.

A maintenance system of a hydraulic excavator (11) is provided with a maintenance monitoring device (21), a maintenance management server (12) for managing trouble information and operating information for each working machine, a model information server (13), and a service personnel mobile terminal (14) connected to one another through the Internet (15). When trouble occurs in the hydraulic excavator, the maintenance system (21) transmits trouble information to the maintenance management server (12), and the maintenance management server (12) transmits information on occurrence of trouble to the mobile terminal (14) and displays it on a display unit. This system manages the maintenance manuals and other data for each model in a model information database separate from the maintenance database and correlates the two databases based on the model data.

The present invention relates to a component mounted to a device and provides a configuration recognizing system, etc. of a device to enable configuration information of the component to be comprehended regardless of electric connection between the component and the device. A configuration recognizing system of a device (electronic device 6, server apparatus 60) with one or a plurality of components (units 41, 42, 43 . . . 4N) mounted includes a displaying unit (tag 101, 102, 103 . . . 10N) that displays configuration information on the component and a recognizing unit (non-contact recognizing unit 12) that recognize the configuration information from the displaying unit of the component mounted to the inside of the case without contact.

An electrical circuit substrate, a first holding member holding the electrical circuit substrate, a head configured to discharge liquid, a flow path member having a flow path in which flows the liquid supplied to the head, and a second holding member holding the head and the flow path member are provided. The first holding member and the second holding member are detachably attached with each other.

The invention discloses a method for quick querying and locating of an optical cable link relation. The method is used for conducting quick querying of the optical cable link relation for an optical cable network system which comprises a machine room, a connection device and optical cables. The method comprises the steps that eleven data models aiming at the connection relation between optical cable fiber cores are established; actual testing is conducted on an actual optical cable network, attribute data of resources in the network and data of the topological relation between the resources are acquired and stored in database models established in the first step, and geographic data of the resources in the network are acquired; a link for formation of the connection relation between the optical cable fiber cores is established, and route analysis is conducted on the link. The established eleven data models can establish the route relation between the optical cables in the whole link on the basis of the direction of the fiber cores, and therefore the purpose that complete route analysis and resource locating are conducted on the fiber cores is achieved, fault removal personnel can be helped to conduct quick locating on faulted fiber cores, and the maintenance working efficiency is improved.

The invention relates to a method for correcting a phase sequence of a power line of a permanent magnet synchronous motor driver of an electric car. The permanent magnet synchronous motor driver inputs low currents in the fixed direction into a permanent magnet synchronous motor to enable the motor to rotate, the connecting phase sequence of the power lines of the driver and the motor is judged through the forward and reverse rotating direction of the motor, then a collected rotor electrical angle is corrected, and therefore the motor can operate normally. The connecting phase sequence of the power lines of the driver and the motor does not need to be known, and the connecting phase sequence can be judged automatically. When the connecting phase sequence is not correct, the power line does not need to be connected again. Therefore, in the development process of the three-phase permanent magnet synchronous motor driver of the electric car or the maintenance process of the electric car, technicists can connect the power lines of the driver and the motor freely, line connection, phase sequence testing and other complex work are reduced, development and maintenance work efficiency can be greatly improved, and the accident that the motor or a controller is burnt up due to phase sequence errors is effectively avoided.

The invention provides an intelligent insulation wire puncturing grounding clamp. The intelligent insulation wire puncturing grounding clamp comprises an insulation puncturing grounding wire clamp body, a grounding ring, a puncturing pressure control mechanism, a puncturing pressure regulating mechanism, a driving mechanism and an electric control system, wherein the insulation puncturing grounding wire clamp body comprises an upper shell, a lower shell, telescopic pull rods and nuts, the puncturing pressure control mechanism comprises floating gears, sleeves and puncturing travel switches, the floating gears make contact with the sleeve to form ratchet wheel structures, the puncturing pressure regulating mechanisms are torque set springs, the electric control system comprises a power module, a microcontroller, a high voltage power verification module and a remote control receiving and sending module, the driving mechanism comprises a driving motor and a transmission gear, wherein the driving motor, the puncturing travel switches, a high voltage power verification circuit and a remote control receiving circuit are electrically connected with the microcontroller. The intelligent insulation wire puncturing grounding clamp can radically eliminate the potential safety hazards existing in grounding processing on electric transmission lines, the labor intensity of the working staff is relieved, and the working efficiency is improved.

The invention discloses a database sensitive data automatically-recognizing method. The method comprises the steps of a, configuring a data source, and setting a recognition and matching algorithm for sensitive fields of storage tables in the data source; b, acquiring the configured data source and the recognition and matching algorithm, starting multiple threads backstage, and establishing long connection with a specific database with the JDBC method, wherein one thread processes all the tables or one table of one user; c, randomly drawing specific data from each storage table through sampling, and testing drawn data according to the set recognition and matching algorithm; d, marking the data passing the test as sensitive data, and conducting automatic saving and recording. According to the method, sensitive data in the database are automatically recognized, the problems that manual sensitive data combing is difficult, and content positioning is not accurate can be solved, time for manual combing is shortened, labor cost is saved, combing accuracy is improved, and maintaining efficiency is improved.

The invention discloses an ultrasonically local discharging metering system under an onsite environment. The system comprises a background control platform and a far-end measuring device, wherein the background control platform comprises an upper computer and a first optical emitting receiving module; the upper computer is connected with the first optical emitting receiving module; the far-end measuring device comprises a second optical emitting receiving module, a standard signal generating module, a standard signal modulating module, a broadband power amplifying module, an impedance matcher, an ultrasonic transducer, a standard sound sender, a broadband sound emitting collecting module, a digital encoder and a far-end battery power supply module. The ultrasonically local discharging metering system under the onsite environment provided by the invention can enhance the technical management capacity for the accuracy and reliability of ultrasonic local discharging overhaul measuring data, can efficiently monitor the reliability of the measuring data of an electrifying detector and an online monitoring device in a running process and can monitor the accuracy and reliability of the measuring data of an ultrasonic local discharging online monitoring device.

A counterweight (8) is attached to the rear side of a revolving frame (6), and an engine (9) is mounted in a transverse direction in front of the counterweight (8). A heat exchanger (12) is located on the left side of the engine (9), and a left-hand side door (17) is located on the left side of the heat exchanger (12). An air cleaner (24) is accommodated in an air cleaner chamber (19) which is provided in a space enclosed by the counterweight, left-hand side door and heat exchanger. In this state, a casing (25) of the air cleaner has an opening portion (25A) to permit insertion and extraction of a filter element (26). Thus, at the time of a maintenance work for the air cleaner, one can draw out the filter element from the opening portion of the casing simply by opening the left-hand side door.

The invention discloses a decision-making algorithm of wheel-set updating repair strategy of a railway vehicle under the condition of no wheel dropping, which comprises the following steps: (S10) adopting an economic decision-making algorithm of a single wheel-set to determine the optimal updating repair scheme of each wheel-set of a single carriage; (S20) respectively evaluating the safety of each bogie wheel with one bogie as a whole, and judging whether all the safety evaluation values are within the safety threshold value; (S30) judging whether the state makes the train safe according to the overall service performance requirement of the train compartment, and if so, determining the optimal updating and repairing scheme of all wheelsets of the single train compartment. As the car is taken as a whole and the wheelset is taken as a unit, the invention comprehensively designs and repairs strategy decision, from the viewpoint of economy and safety, this paper puts forward the principleof optimizing parameters of updating repair, and gives the optimal scheme of updating repair of wheelset by comparing and selecting updating repair template library, which can effectively solve the problem of human factors influencing decision, over-updating repair and parameter substandard after updating repair, so as to improve the efficiency of overhaul operation and save the maintenance costof wheelset.

The invention discloses a fan-shaped door mechanism and its driving mechanism. The fan-shaped door mechanism has a base, a fan-shaped door arranged on the base, a gear assembly and a fan-shaped door connecting rod assembly. The fan-shaped door includes an outer door, an inner door and connecting Assemblies, the inner door is movably nested with the outer door through the connecting assembly; the gear assembly includes the upper gear, the lower gear and the upper gear connection assembly, the upper gear is movably connected with the outer door through the upper gear connection assembly, and the upper gear and the lower gear are connected to each other. meshing; one end of the fan-shaped door connecting rod is connected with the upper gear, and the other end is connected with the inner leaf door, and the inner leaf door enters and exits in the outer leaf door under the action of the fan-shaped door connecting rod assembly. The invention has simple structure, easy assembly, high production efficiency, does not occupy space other than the swing rod, improves the overall aesthetics of the gate unit, and enables the movement to be used in various gates; maintains the structure of the swing rod root It is not damaged, which ensures the stability of the important part of the movement structure - the swing rod.

The embodiment of the invention discloses a compiling method and a compiling device and is used for compiling voice terminal platform (VTP) codes to make the VTP codes applicable to a new project by only slightly revising during application to the new project. The method provided by the embodiment of the invention comprises the following steps of: when the VTP codes of the new project are required to be compiled, building a project identity (ID) catalog for each new project; building a default configuration file for each new project, and storing the default configuration file into a compiling sub-catalog, wherein the default configuration file is used for controlling compiling source codes; newly building a link catalog according to the ID of the new project in the default configuration file; compiling in a compiling catalog according to the default configuration file in the ID catalog of the new project; and after compiling is completed, installing runnable programs which are generated by compiling and configuration files which are required by the programs in a file system in a platform system.

The invention discloses a splitpin installer capable of electrification installation of an insulator M pin. The splitpin installer comprises a clamping plate, a push rod, a guide cylinder, a starting block, a spring, a blocking head, an extension rod and an insulating rod, wherein the clamping plate is U-shaped, and the M pin is installed at an U-shaped opening of the clamping plate; the guide cylinder is arranged at the rear end of the clamping plate, a sliding chute is formed in the guide cylinder along the radial direction, and an installing hole corresponding to the push rod is formed in the rear end face of the clamping plate; the push rod is arranged in the guide cylinder, a collision block is arranged at the front end of the push rod, and the collision block is positioned in the U-shaped outline of the clamping plate; the starting block is arranged at the rear end of the guide cylinder through a rotating shaft, the push rod is provided with a clamping rod, and the clamping rod is positioned in the sliding chute; the spring is arranged on the push rod, a guide hole corresponding to the push rod is formed in the rear end face of the guide cylinder, and the spring is positioned between the clamping rod and the guide hole. The splitpin installer is simple and durable in structure, convenient to maintain, simple in operation and high in efficiency, and the splitpin installer is capable of electrification installation of the insulator M pin, so that the maintenance work efficiency is effectively improved, and the personal safety of workers is guaranteed.

The invention provides a laser imaging SF6 leakage positioning device, including a power unit, a laser which is connected with the power unit and is supplied by the power unit, first germanium lens which is arranged before the laser to make the laser pass through, an infrared imaging device which is connected with the power unit and is supplied by the power unit, second germanium lens which is arranged on the front end of the infrared imaging device and makes reflected or backscattered laser pass through the second germanium lens and go into the infrared imaging device, a main processing unit which is connected with the output part of the infrared imaging device and judges the leakage position of SF6 according to the electric image signals output by the output part of the infrared imaging device and a display which is connected with the output part of the main processing unit to display output results. The device can make SF6 leakage air which can not be observed under normal condition visible and clear in standard video display. Detection personnel can fast make sure SF6 sir leakage source through an intuitive image in the display.

Provided is a centrally-installed switchgear intelligent maintenance dolly. The back side of a chassis of the dolly is provided with a support frame; the support frame is provided with a lifting mechanism; the lifting mechanism drives a load-bearing tray to rise or fall; the load-bearing tray is provided with a horizontal adjustment bench; the horizontal adjustment bench is provided with a bearing bench; the bearing bench comprises a bearing platform; a pair of bearing guide rails are fixedly arranged on the bearing platform; each pair of bearing guide rails are connected with slide guide rails; top frame guide rails in front and back direction are arranged on the bearing platform and at the outer sides of the bearing guide rails respectively; the two top frame guide rails are connected with a master slide base and a slave slide base in a movable fit manner respectively; a top frame is fixedly arranged between the master slide base and the slave slide base; the top frame is provided with two grabbing devices; each grabbing device comprises a grabbing rack and a grabbing hand; and the two grabbing racks are respectively and fixedly provided with a visual sensor. The centrally-installed switchgear intelligent maintenance dolly is suitable for being controlled by a computer, is high in automation degree, can save both time and labor, can transfer a circuit breaker in a centrally-installed switchgear to the bearing platform of the dolly safely and reliably, can be suitable for the centrally-installed switchgears of different models and specifications, and is high in adaptability.

A plasma processing apparatus has a vacuum container having a processing chamber in which a wafer is processed by plasma and at least one member constituting the vacuum container movable and detachable in a horizontal direction with respect to a base plate. The plasma processing apparatus includes a lifter arranged at a side of the vacuum container across the vacuum container on the base plate, coupled to an end portion on the opposite side of a vacuum transfer chamber on which the wafer is transferred in a decompressed interior, and having a vertical shaft to move the detachable member vertically. The lifter includes: a coupling portion coupled to the vertical shaft and the detachable member and moved along the vertical shaft; and a turning shaft being a joint portion arranged at the coupling portion and having a vertical rotational shaft, the detachable member being horizontally turned around the turning shaft.

The invention discloses a power transmission line monitoring device metering system in a field environment. The system includes an excitation module, a vibration test module, a test interface module and a vibration control instrument; the excitation module is used for providing a vibration source for an on-line monitoring device; the vibration test module is used for detecting parameters of vibration of the on-line monitoring device excited by the vibration source; and the test interface transmits measured data to the vibration control instrument for data processing. The power transmission line monitoring device metering system in the field environment provided by the invention can enhance quality control of power transmission line breeze vibration on-line monitoring device in a lab environment, pushes reliable and effective development of state maintenance, improves a capability of technical control of state maintenance measurement equipment, enhances supervision of accuracy and reliability of the measured data of the power transmission line breeze vibration on-line monitoring device, effectively improves accident pre-judging and troubleshooting capability, and improves the safety production level and maintenance work efficiency.

The invention relates to a process without opening a cylinder for quickly removing carbon deposition of a combustion chamber of an engine. An agent-added gasoline tank with an embedded electric fuel pump is filled with the agent-added gasoline that is mixed by a fuel cleaning agent and a regular vehicular gasoline; the tail end of an oil outlet hose of the oil tank is connected with a quick joint;the quick joint is hermetically connected with an oil pressure detecting hole of a cleaned engine fuel main pipe; the cleaned engine is started and the electric fuel pump in the oil tank is started subsequently so that the crude gasoline and the agent-added gasoline are supplied to the engine simultaneously; when the engine stably runs at a special working condition, the supply of the crude gasoline is cut so that the oil is singly supplied by the agent-added gasoline; the openness of the choke is gradually enlarged till the large load working condition occurs; and when the engine does work by combustion, the deposition carbon in the combustion chamber is decomposed and is exhausted along with the exhaust gas after being combusted and gasified. Without opening the cylinder of the engine,the severely deposited carbon in the combustion chamber is quickly removed till the original working performance of the engine is recovered; and the parts of the engine are not damaged in the whole cleaning process.

The present invention is provided for maintaining and replacing storage devices systematically in accordance with schedule. A storage control apparatus 1 has multiple storage devices 1A equipped with flash memory or the like. The storage control apparatus 1 monitors and records the utilization state of each storage device. When a storage device utilization state reaches a first threshold, the storage control apparatus starts an access control process to control the length of a maintenance period. When the storage device utilization state reaches a second threshold, the storage control apparatus executes blockage control, thereby causing this storage device to be replaced. The timing, at which a storage device with little lifetime remaining is replaced, is controlled to enhance maintenance work efficiency.

The invention discloses a method for automatically controlling bottom blowing modes of a combined blown converter. According to the control method, bottom blowing operation is controlled according to a metal adding stage, a blowing stage, a deslagging stage, a point blow-off stage, a temperature measurement sampling stage, a waiting stage, a steel tapping stage and a slag splashing stage; according to different steel varieties and the end point carbon content range, bottom blowing air source varieties, air supply strength and blowing time in bottom blowing operation of each stage are adjusted to obtain a corresponding bottom blowing mode, control buttons corresponding to different bottom blowing modes are arranged on a control system operating interface, and the bottom blowing modes are selected by clicking on the control buttons. By adding of automatic design and application of an air supply pressure mode at each stage and each reaction period in the blowing process, dynamical conditions of an existing converter molten pool are improved effectively, uniformity of ingredients of a converter end point molten pool and temperature stability are improved, the number of after-blow furnaces is reduced, the blow loss is reduced, the added amount of magnesium material for converter protection is reduced, and the refractory cost is reduced.

The invention discloses an SF6 insulation direct-current casing pipe fault diagnosis system, which comprises a preventive testing instrument, an on-line monitoring device, a fault diagnosis backstage and a communication device. The invention also discloses a diagnosis method based on the system. The method comprises the following steps: (1) extracting characteristic quantity of fault diagnosis of an SF6 insulation direct-current casing pipe; (2) establishing a diagnosis vector of the SF6 insulation direct-current casing pipe fault diagnosis system; (3) establishing a fault type incidence matrix of the SF6 insulation direct-current casing pipe fault diagnosis system; and (4) carrying out the fault diagnosis with the SF6 insulation direct-current casing pipe fault diagnosis system. With the adoption of the SF6 insulation direct-current casing pipe fault diagnosis system and the SF6 insulation direct-current casing pipe fault method, comprehensive and systematic fault diagnosis of the SF6 insulation direct-current casing pipe is carried out based on preventive testing data and on-line monitoring device data; and meanwhile, the condition that the fault diagnosis is carried out only aiming at preventive testing or on-line monitoring data at present is broken through, so that the overhaul ability of a direct-current system is improved.

The invention discloses a coal mine hoist simulation training device, comprising a master console and a simulation lifting unit. The master console comprises a touch screen, a master controller PLC, a monitor PLC, a current detection module, a current-limiting module, an adjustable brake module, a voice warning module, a relay board, a meter and an indicator light. The master controller PLC is connected with the monitor PLC via a communication module, and is connected with the current detection module, the current-limiting module, the adjustable brake module, the voice warning module, the relay board, the meter and the indicator light. The simulation lifting unit comprises a lifting frame, a driving part, a guide rail, a lifting container, a switch and a signal light. The coal mine hoist simulation training device of the invention greatly enhances pertinence and effectiveness of training coal-mine electromechanical technicians, increases the operation level and the efficiency of maintenance work, shortens the time for fault handling, achieves significant economic and social benefits, and has good market prospect.