156results about How to "Flexible maintenance" patented technology

A distributed lock management method based on a storage area network SAN belongs to the network storage field. The distributed lock management method is characterized in that all node servers of a cluster form multiple master-slave mode sub-clusters, namely, Quorum; one node in the sub-clusters is used as the master server and the other nodes are slave servers; the multiple sub-clusters include one State Quorum and a plurality of Lock Quorums, which are respectively in charge of the management of the birth-death state of the system nodes and the management of a read-write visit lock in a name space; the State Quorum is formed by all the nodes and the Lock Quorum is formed by nodes of arbitrary number, the sizes and the structures of the State Quorum and the Lock Quorum can be flexibly configured by the client; both the State Quorum and the Lock Quorum follow the sub-cluster detection protocol, and all the nodes can select the only master server in the Quorum through the protocol to configure a normal Quorum; all the Lock Quorums respectively manages the different sections of the name space, are not overlapped and are respectively vested with different weights according to different service capacities; all the Lock Quorums independently count the load conditions, therefore when the lock management task charged by one Lock Quorum is too heavy, the load balancing process is triggered to distribute part task of the Lock Quorum to the other Lock Quorums. The invention is easy for flexible configuration and has good properties, high extensibility and high reliability.

The invention discloses general purpose Portland cement based ultra-light physical foamed concrete which is characterized by being prepared by mixing, forming and maintaining the following components in percentage by weight: 20-70% of general purpose Portland cement, 0-40% of a type A admixture or / and 0-40% of a type B admixture, 0.5-4% of a type C additive, 0.3-2% of a foaming agent, 0-1% of a water reducing agent, 0-4% of fibers and 25-60% of water. The general purpose Portland cement based ultra-light physical foamed concrete disclosed by the invention has the characteristics of ultra-low dry density, low thermal conductivity, relatively high strength, wide raw material source, low cost, simple preparation process, easy maintenance process selection and the like, is suitable to serve as an earthquake-proof and energy-absorbing material, a lightweight cushion course and a catalyst carrier material in a thermal insulation project, a floor heating project and a back filling project, and is particularly suitable for a building exterior wall external thermal insulation system, a roof thermal insulation system, a composite thermal insulation wall body and a buffer energy absorbing system.

The invention discloses a screen printing device which can multi-directionally adjust a frame. The invention comprises an organic frame, a flower frame, a multi-directional frame adjusting device, a clamping device, a lifting device and a printing component; the flower frame is arranged on the multi-directional frame adjusting device which is connected with the clamping device; the multi-directional frame adjusting device is also connected with the lifting device which is arranged on a lower transverse beam of a frame; the printing component is connected on the transverse beam of the frame. The invention has the beneficial effects that (1) the multi-directional frame adjusting is adopted to increase the precision of the frame and improve the printing quality; (2) the multi-directional adjusting frame is smart and convenient , which reduces the frame adjusting time and improves the printing efficiency; (3) only the multi-directional device and the flower frame arranged on the multi-directional frame adjusting frame are lifted, lifting the whole printing component is not needed to be lifted, which reduces the lifting load and the lifting is convenient and smart; (4) the abrasion and the noise is reduced.

The invention provides a self-selective differential-steering conveying device, which comprises an upper course input mechanism (1), a differential conveying mechanism (2) and a lower course output mechanism (3) which are connected in sequence, and guide guardrails(4,4') which are arranged on both sides of the upper course input mechanism, the differential conveying mechanism and the lower course output mechanism; the distance between the two guide guardrails(4,4') is larger than the diagonal length of the conveyed materials with minimal dimension and is less than the diagonal length of the conveyed materials with maximal dimension; the differential conveying mechanism consists of two conveying mechanisms (2a, 2b) with different conveying speeds in parallel; and the conveying surface (3a) of the lower course output mechanism is a web roll conveying surface. When the conveying device conveys the materials with different outside dimensions, the conveying device does not need to be provided with detecting equipment, can automatically turn the materials with smaller dimension 90 DEG and then output the materials, and can output the materials with larger dimension without turning so as to solve the problems that the equipment investment is large, the system resource is consumed, the equipment service life is influenced, and the like.

The invention relates to a cloud platform computing system and an application method thereof. The cloud platform computing system comprises a server end and a node end. The server end is composed of an access server and is used for management and scheduling of a user and computing resources of the cloud platform computing system; the node end is composed of a plurality of computing nodes and auxiliary hardware, and provides heterogeneous computing resources for the cloud platform computing system; and the computing nodes interact with the access server through a local area network. Each calculation node comprises an SoC master control module and a heterogeneous calculation processing module; the SoC master control module can run an operation system, and provides a use environment and a management function of a corresponding heterogeneous computing processing module for the user; and the heterogeneous computing processing module is used for implementation and deployment of a logic function or an acceleration algorithm. The user logs in the access server to apply for and use the computing nodes. According to use contents, the user enters the operation system of the SoC master controlmodule through the access server, and the heterogeneous computing processing module is subjected to operations of use, management, configuration, debugging, monitoring and the like.

The invention discloses a portable electronic seal management control method based on a network, comprising the following steps: (1) carrying out user registration and submitting identification materials to a seal management center; (2) examining and verifying the identity of a user by means of the seal management center; (3) when the user needs to use an electronic seal, submitting a request to the seal management center through an application system; (4) generating the electronic seal through the seal management center; (5) automatically generating the electronic seal by embedding relevant information for reflecting usage characteristics into a set image; (6) utilizing the application system to insert the obtained electronic seal into a document; and (7) when the document is opened or printed, firstly judging whether the summary information embedded into the electronic seal is in accordance with the MD5 summary information of the user and the document, if the summary information embedded into the electronic seal is in accordance with the MD5 summary information of the user and the document, failing to open the document and prompting that the electronic seal of the document is invalid, and otherwise, opening or printing the document correctly. The invention can simplify calculation, reduce cost and improve flexibility.

The invention discloses a remote automatic upgrading method for digital monitoring equipment. The method comprises the following two parts: the digital monitoring equipment upgrades a client program, and the central server upgrades a service program. The method comprises the following specific steps: after the monitoring equipment is started, transmitting an inquiry request to a central management server at regular intervals; when the port of the central server monitors that the monitoring equipment requires the inquiry request, upgrading the service program and transmitting the information of the corresponding software to the monitoring equipment; after the monitoring equipment receives the information, comparing the information with the locally stored information; and when the comparison result indicates that upgrading is allowable, requiring the central server to download a corresponding file, covering the file and rebooting the system. The invention has the advantages of simple layout and maintenance, high efficiency and flexibility, can use the mode of regular detection by using the digital monitoring equipment, and does not need too complicated manual intervention.

The invention relates to a modular solar energy water heater without a water tank, which comprises vacuum glass insulation modules, wherein the vacuum glass insulation module is mainly composed of a glass vacuum pipe, a sealing pipe plug inserted in the mouth of the glass vacuum pipe, a water inlet pipe, a water outlet pipe and an electric heating pipe which penetrate through the sealing pipe plug, a pressure ring, an 'L'-shaped fastening seat, an elbow, a splicing head and polyurethane insulation blocks, the mouths of the water inlet pipe and the water outlet pipe extending out of the mouth of the sealing pipe plug are respectively connected with the elbow, and adjacent vacuum glass insulation modules are respectively spliced with a same splicing pipe via the splicing head. The modular solar energy water heater without a water tank utilizing a module splicing mode is convenient in mounting and maintenance, compact in structure, stable in sealing and fine safety property, can constantly provide hot water with stable temperature, can be perpendicularly and obliquely placed on the roof of a building, also can be mounted on a wall or be embedded in a wall of a building, is flexible in mounting, is convenient for forming a complete set with a building integrally, and is wide in application range.

The invention belongs to the technical field of wall-climbing robots and relates to a curved surface self-adaptive underwater wall-climbing robot. The robot comprises a rack, a swing arm mechanism, anadsorption walking mechanism and two driving mechanisms. The swing arm mechanism is installed on a front side of a top of the rack. The adsorption walking mechanism comprises two driving wheels, twomagnetic adsorption units and two auxiliary magnetic wheels. The two auxiliary magnetic wheels are installed on a front side and a rear side of the bottom of the rack correspondingly. The two drivingmechanisms are hinged to the two sides of the front end of the rack through the two hinge mechanisms respectively, the two magnetic adsorption units are installed at the bottoms of the two driving mechanisms respectively, the two driving wheels are connected with the output ends of the two driving mechanisms respectively, and horizontal positions of the bottoms of the two driving wheels are lowerthan the horizontal positions of the bottoms of the magnetic adsorption units. The curved surface self-adaptive underwater wall-climbing robot is suitable for underwater execution work and is simple and light in structure, good in flexibility, high in load energy and capable of giving consideration to an obstacle crossing capacity and curved surface adaptability.

The invention relates to a car weighing and metering device, in particular to a mobile car automatic loading and weighing system. The mobile car automatic loading and weighing system comprises a feeding device and an automatic loading and weighing device, wherein the automatic loading and weighing device comprises a mobile car loading and weighing device and a control device (9), the mobile car loading and weighing device is arranged below the feeding device, the control device (9) is arranged on the feeding device and / or the mobile car loading and weighing device, the mobile car loading and weighing device comprises a walking mechanism, a weighing mechanism and a weighing platform board (5.1), the weighing mechanism supports the weighing platform board (5.1), and the walking mechanism drives the weighing mechanism and the weighing platform board (5.1) to move. Equipment of the mobile car automatic loading and weighing system can be installed for use without the need of modifying a road, and the whole equipment is convenient and rapid to install and detach, low in cost, and convenient to popularize and apply.

The invention discloses a bridge anti-collision guardrail and a construction method thereof, Collision barriers include columns, An upper rail and a low rail are respectively sleeved with a buff cylinder and a swirling ring on that upright column, the two ends of the upright column are fix on the upper rail through a limiting seat, the lower rail is provided with a fixing ring on the upright column, the fixing ring is in contact with the limiting seat located below, an L-shaped mounting plate is provided on the upper rail, an L-shaped mounting plate is provided with an anti-collision plate, and a cushioning guardrail plate is provided on the anti-collision plate; The construction method comprises the following steps: (a) route marking; (b) Post positioning; (c) Installation of lower railings; (d) installation of an upper railing; (e) Installation of cushion shields; (f) Installation of bumper plates; (g) Installation of remaining uprights. The anti-collision guardrail of the inventionhas the advantages of high stability, convenient installation, cushioning and anti-collision, high safety, easy operation, orderly and reasonable construction, fast and convenient construction, time and labor saving, low construction intensity and convenient maintenance in the later period. The invention has the advantages of high stability, convenient installation, cushioning and anti-collision,high safety, easy operation, orderly and reasonable construction method, fast and convenient construction, and low construction intensity.

The invention provides a remote call method applied to a communication client and a remote server. The remote server is used for providing preset business functions. The method comprises the followingsteps: establishing communication connection between the communication client and the remote server; sending a Remote Procedure Call (RPC) protocol request to the remote server through the communication client; analyzing the RPC protocol request through the remote server, and executing a business function call instruction in the RPC protocol request to acquire an execution result corresponding toa business function; feeding back the execution result to the communication client to realize the corresponding business function. The invention further provides a remote call device and system and astorage medium. According to the remote call method, device and system and the storage medium which are provided by the invention, the corresponding business functions can be realized, so that the aims of cost reduction and flexible maintenance mode are fulfilled.

The invention discloses a mining hydraulic support monitoring system, comprising a master controller, a power supply, a mining hydraulic monitoring unit, a communication circuit and a mining hydraulic drive monitoring unit. A mining hydraulic support monitoring method comprises the following specific steps of: a) executing module initialization; 2) checking whether a control instruction from the mining hydraulic monitoring unit exists; 3) judging whether to transmit the latest fault information to the hydraulic support monitoring unit in real time; 4) judging whether to perform lifting drive control for a solenoid valve of the Nth mining hydraulic support; and 5) judging whether to perform descending drive control for the solenoid valve of the Nth mining hydraulic support. According to the system and the method, the mining hydraulic monitoring unit and the mining hydraulic drive monitoring unit are separately arranged, maintenance can be performed without executing total shutdown, the maintenance modes are more flexible, and the work efficiency during maintenance is improved. By monitoring the mining hydraulic support, the safety is enhanced, and the fault locations are indicated for the workers, so that the maintenance efficiency is improved.

The invention discloses a 360-degree dead-angle-free short range laser defensive system. A horizontal rotating base, a U-shaped supporting arm connected to the horizontal rotating base, a spherical rotating table tracking system connected between the two top ends of the U-shaped supporting arm through a pitching rotating mechanism, an optics tracking device, a laser ranging unit, a laser focusingunit, a collimating mirror, a set of reflecting mirrors and a beam expanding mirror are included, wherein the optics tracking device, the laser ranging unit and the laser focusing unit are fixed to the spherical rotating table tracking system; and the collimating mirror, the set of reflecting mirrors and the beam expanding mirror are sequentially arranged between an optical fiber laser device QBHstandard interface on the horizontal rotating base and a fast control reflecting mirror on the laser focusing unit. The 360-degree dead-angle-free short range laser defensive system achieves 360-degree dead-angle-free beating, it is not needed to worry about the hinders that optical fiber tail fiber is dragged, wound and the like in operation, and the using flexibility and the safety are greatly improved.

The invention discloses a job scheduling method. The job scheduling method comprises the steps of obtaining job information deployed in a cloud job server; and scheduling jobs on the cloud job server remotely based on the obtained job information. The invention further discloses a cloud scheduling server. According to the job scheduling method and the cloud scheduling server, large-scale distributed cloud batch job scheduling can be realized, the number of servers can be increased or decreased dynamically, and both maintenance and deployment are flexible.

The invention discloses an LED guardrail tube and an LED guardrail tube light screen consisting of the same. The LED guardrail tube comprises a power positive line, a power negative line, a light-transmission casing and a PCB board, wherein the power positive and negative lines, a plurality of LED light-emitting units and a plurality of driving chips are arranged on the PCB board, the LED guardrail tube further comprises a single-wire transmission control chip, the chip inputs a control signal through a signal control line to control the driving chips on the PCB board, and then the driving chips directly drive the LED light-emitting units to emit light; and a plurality of the LED guardrail tubes are mutually connected through an end part to form an LED guardrail tube light screen. The LED guardrail tube has the advantages of simple structure, various connection forms, flexible installation and convenient maintenance; and the LED guardrail tube light screen is arranged into a comb shape or fishbone shape, therefore, the brightness and the refreshing frequency of the light screen can be improved within a certain area to achieve the effect of excellent display.

The invention relates to crank and sliding block-based train decoupling equipment, which comprises a base, a stand and a fixed supporting plate, wherein the fixed supporting plate and the stand are vertically fixed on the base; a horizontal sliding chute is fixedly arranged at the top of the stand; a slidable rack is mounted in the horizontal sliding chute; a fixed frame is fixedly arranged on theside, away from the fixed supporting plate, of the horizontal sliding chute; the fixed frame, the rack and the fixed supporting plate are staggered in parallel along the length direction of the base;a first crank mechanism is rotatably arranged in the fixed supporting plate; one end of the first crank mechanism is fixedly connected with a driving mechanism, and the other end of the first crank mechanism is connected with the rack to convey power of the driving mechanism to the rack and drive the rack to do reciprocating motion along the horizontal sliding chute; a second crank mechanism is rotatably arranged in the fixed frame; one end of the second crank mechanism is fixedly connected with a gear; a decoupling device is fixedly arranged at the other end of the second crank mechanism; the gear meshes with the rack, so that the reciprocating motion of the rack drives the gear to do reciprocating motion to drive the decoupling device to rotate in a reciprocating manner; and therefore,the labor is saved, and the action completion degree is high.

The invention discloses a power line type field bus belt conveyor running speed monitoring system, which comprises a power supply system, a main programmable logic controller (PLC) control system, a plurality of running speed detecting and processing devices for detecting and processing the running speeds of a plurality of belt conveyors, and a remote control signal transmission system for transmitting a running speed signal detected by each running speed detecting and processing device to the main PLC control system, wherein the remote control signal transmission system comprises a main control device, a sub-control device and a cable; the main PLC control system is connected with the main control device in a communication mode or a hardwired mode; and the main control device is connected with each running speed detecting and processing device through the sub-control device and the cable. The system is low in equipment investment and operating cost, easy and convenient to install and maintain and stable in signal transmission performance, and can solve the problems of complex wiring, long cable distance, high construction difficulty and the like of the conventional belt conveyor running speed monitoring system in a thermal power plant.

The invention discloses a menu displaying method and device for realizing dynamic generation and configurability of menu item display information. The method comprises the following steps: acquiring identity label of a current user; acquiring menu item information corresponding to the identity label of the current user, wherein the menu item information comprises a preset menu item parameter value; generating the menu items according to the menu item information, and displaying the generated menu items. The above technical scheme not only can display different menu items for different users, but also can enable the user to flexibly configure and maintain the corresponding menu item; the use experience of the user is improved.

The invention discloses an operating method for an electric hydraulic water spraying unit of a ship propulsion system. When an electric hydraulic water spraying propulsion device is started to advance, a storage battery pack supplies power to bidirectional oil hydraulic pump stations through circuits, and through a circuit control center, the two or more bidirectional oil hydraulic pump stations on the two sides are controlled simultaneously to control hydraulic cylinders on the two sides to simultaneously advance and retreat correspondingly; and a water pressure piston in a water pressure cabin on the other side retreats while a water pressure piston in a water pressure cabin on one side advances, and the water pressure pistons in the water pressure cabins on the two sides conduct propulsion alternately according to advancing and retreating to push a ship or an underwater vehicle to navigate. The hydraulic cylinders are driven through the storage battery pack and drive the water pressure pistons to travel to and from the interior of the water pressure cabins, water in the water pressure cabins is pressurized, and thrust of water spraying acts on a ship body to advance forwards; and the mute effect is good, energy conservation and emission reduction are achieved, and safety of the ship and the underwater vehicle navigating underwater can be guaranteed.

The invention discloses an achieving method of a power plant registration information application system dynamically configured. The method includes the following contents: (1) configuring table realm name information used for automatically generating web pages; (2) setting a power plant registration information application approval process; (3) automatically generating application, approval and management web pages according to domain name information; (4) setting read-write authority limit of an application item; and (5) achieving full-process management of power plant registration information. The achieving method achieves automatic generation of application web pages, approval web pages and management web pages of power plant registration information of a power transaction system, finishes application and approval processes, improves practicability and efficiency of registration information application functions of power generation enterprises, achieves the effect that registered information can be dynamically expanded and updated with business requirement change, and achieves full-process management of power plant registration information.

The invention relates to a wireless communication control device and a working method thereof. The wireless communication control device comprises a wireless transmitter and a plurality of wireless receivers, wherein the wireless transmitter comprises a master control module for presetting and transmitting address coding information of the wireless transmitter and the wireless receivers to establish communication through a transmitting module. Each wireless receiver comprises a controlled module, wherein the controlled module receives the address coding information transmitted by the transmitting module through a receiving module, and wireless communication is established after the address coding information and preset address codes of the wireless receivers and the wireless transmitter. The wireless communication control device establishes communication connection through the controlled module and address code setting. Compared with a tradition mode adopting fixed address codes, the repeatability of system addresses is greatly reduced, and usage and maintenance of a system can be flexible.

The invention provides a maintenance method of gas permeable bricks of a vanadium extraction converter. The method comprises the steps of repairing spray repair furnace charge to the erosion positionsof the gas bricks and then sintering the spray repair furnace charge. The invention also provides a production method of a converter vanadium extraction, which comprises carrying out vanadium extraction and the maintenance on the converter. The method of the maintenance of the converter comprises the maintenance of the gas permeable bricks of the converter, which comprises the deducting and repairing of the gas permeable bricks of the converter, wherein the maintenance of the gas permeable bricks of the converter also comprises the spray repairing of the gas permeable bricks of the converter,and the method of the spray repairing of the gas permeable bricks of the converter is the maintenance of the gas permeable bricks of the converter. The method can promote the converter to keep running in a good state for a longer time, and the production halts for maintaining the permeable bricks of the converter is not frequent, thereby the method has the advantages of greatly improving the production efficiency, prolonging the service life of the gas permeable bricks of the converter and reducing the cost.

The invention discloses an intelligent warehouse type express parcel delivery method, belonging to the field of express parcel delivery. The method comprises the following steps of (S1) intelligent storage: carrying out information collection on an express parcel in an express parcel transfer station and loading the express parcel into a combined mobile self-service pick-up container, (S2) express parcel vehicle transportation: lifting the combined mobile self-service pick-up container into a vehicle, and then delivering the combined mobile self-service pick-up container to a delivery destination by an express parcel distribution vehicle, and (S3) self-service pick-up: after the express parcel distribution vehicle arrives the delivery destination, unloading the combined mobile self-service pick-up container, starting a central control module, allowing the central control module to emit a command to a storage module when the mobile phone number and a pick-up verification code inputted by a client are in accordance with the information in the database of the central control module, and opening a corresponding storage module cell door. According to the method, the waste of a large space by a small express parcel is reduced, the storage ability of the pick-up container is improved, the pick-up is efficient and accurate, the full-process digital monitoring and management are realized, and the method has potential advantages in dispute solution, information collection and service level improvement.

The invention discloses a timed task processing system and a timed task processing method. The timed task processing system comprises a timer management module, timer objects and a timing list, wherein the timer management module is used for operating the timer objects, operations comprise establishment, modification or deletion; the timer objects comprise specific methods for executing the timed tasks, timing time-delays, numbers of timing times and next execution times; the timing list is used for ranking the timer objects according to a time sequence in accordance with the next execution times of the timer objects, and controlling to call the timer object to execute the task when the next execution time of the timer object ranked at the foremost reaches. According to the timed task processing system and method of the invention, the timed tasks fixedly written into a system are abstracted out, and correspondingly built into the timer objects that can be flexibly operated and managed, and compared with the prior art, the timed tasks can be relatively flexibly defined, modified or maintained, the maintenance difficulty is low, and the applicability is strong.

The embodiment of the invention relates to the technical field of communication, in particular to a method, a device and a system platform for maintaining a base station. The method includes analyzing received fault information to obtain fault type, acquiring base station link information corresponding to the fault type in a base station configuration template presently used and conducting fault location according to the base station link information. The method, the device, and the system platform for maintaining the base station can maintain configuration of each unit in the base station through the base station configuration template and figuring out butt joint relation of each unit to achieve the aim of conveniently and flexibly maintaining the base station.

The invention provides a wall surface cleaning robot. The robot comprises a rack, two first adsorption walking mechanisms, a second adsorption walking mechanism, two cleaning mechanisms and a controlcabinet, and the two first adsorption walking mechanisms are hinged to the two opposite sides of the front end of the rack through first hinge mechanisms correspondingly; the first adsorption walkingmechanisms are used for being adsorbed on the wall surface and crawling on the wall surface; the second adsorption walking mechanism is arranged at the rear end of the rack and used for being adsorbedto the wall face and crawling on the wall face; the two cleaning mechanisms are hinged to the two opposite sides of the rack through second hinge mechanisms correspondingly, and the cleaning mechanisms are located between the corresponding first adsorption walking mechanisms and the second adsorption walking mechanism; and the control cabinet is electrically connected with the two first adsorption walking mechanisms and the two cleaning mechanisms. The wall surface cleaning robot has the curved surface self-adaptive capacity and can stably adsorb and walk on the wall surface, and the cleaningstructure can effectively clean the wall surface.