127results about How to "Easy to learn and operate" patented technology

The invention discloses zinc and zinc alloy plating black passivation solution and preparation method thereof. The passivation solution consists of 5 to 50g/L of trivalent chromic salt, 1 to 10g/L of auxiliary film forming agent, 0.2 to 10g/L of reducing agent, 2 to 15g/L of pH buffer agent, 1 to 50g/L of chelating agent, 0.5 to 10g/L of blackening agent, 1 to 50g/L of oxidant and 0 to 50g/L of pH regulator. The passivation solution has stable working solution performance and low cost, and is simple and convenient to operate and easy to learn; zinc and zinc alloy plated parts passivated by the working solution are black and bright, uniform in color and good in corrosion resistance, reach level 8 in 72 hours, and have good bonding force; and the plating solution and coatings totally contain no Cr(VI), and the Cr(VI) cannot be detected from workpieces placed for a long term, so the passivation solution has high market competitiveness and development potential.

It is possible to provide a small intestine endoscope training simulator (11) which allows to obtain a feeling similar to that of inserting an endoscope (38) into the small intestine (34) of the living body (30) and learn the actual operation of the endoscope (38). This training simulator (11) includes a plurality of longitudinal elastic members (32) for applying an elastic force to each of a plurality of portions of a simulated small intestine (13). One end portion sides of the plurality of longitudinal elastic members (32) are respectively attached to the first attachment portions (27) on the simulated small intestine (13) side. The other end portion sides of the plurality of longitudinal elastic members (32) are respectively attached to the second attachment portions (33, 57) on the case (12) side.

The invention discloses a monitoring device and method for protecting user privacy based on an iPhone operating system (iOS). The monitoring device is provided with an application collection unit, an application analysis detection unit and an information management unit. The monitoring device can be used for conducting monitoring and early warning on whether application program software (APP) leaks user privacy (comprising contact information, mobile phone numbers, positions of mobile phones, short messages, user accounts, passwords, call records, photos, favorites, history, email addresses, contents of emails and the like), reminding a user of the potential risk of the software, and storing and analyzing the monitored result, and then conducts software security level evaluation on the application program according to a software security level research algorithm. The mobile phone security monitoring device is simple in structure, ingenious in design, simple in operating steps, easy to learn and master and safe in use, and has application and popularization prospects.

An accurate three-dimensional route planning method for electric power inspection based on point cloud comprises the following steps: (1) processing original point cloud data, and intercepting an electric power tower area in the point cloud data; (2) carrying out independent processing on each base according to an intercepted tower, carrying out image recognition on the content in the point cloudthrough a convolution neural network depth learning algorithm, and automatically marking the position of an electric power component; (3) designing a tower winding inspection route of each base toweraccording to the marked electric power component; and (4) after the tower route planning of a whole line is finished, carrying out route assembly according to task requirements, superposing a completeline route and a whole line point cloud after the assembly is finished, and carrying out three-dimensional global route preview based on a topographic map. According to the method, the point cloud isused for carrying out three-dimensional route planning, the high-precision tower winding inspection route is planned by utilizing the characteristic that the space precision of the point cloud is high, an unmanned aerial vehicle can be controlled for carrying out automatic driving inspection without manual intervention, and the technical requirement of manual operation is reduced.

The invention discloses a method for analogue measuring cementing strength and anti-fluid channeling capacity of oil well cement. The method comprises the steps of fabricating a core meeting test specification; installing a cement mortar mold; pouring cement slurry to space between the cement mortar mold and core; putting into a curing kettle for curing, wherein the pressure at the core part is equal to the inner pressure of the curing kettle; lowering the inner pressure of the curing kettle gradually so as to form differential pressure between the inner part of the curing kettle and the core part; increasing the inner pressure of the curing kettle gradually when the fluid in the core occurs fluid channeling, wherein the pressure at core part is equal to the inner pressure of the curing kettle again when the fluid is completely channeled; and drawing a pressure-time curve by a computer. A difference value between a final pressure in the curing kettle and the pressure at an inflection point corresponding to the inner pressure of the curing kettle changing from reduction to increase is the cementing strength between the cement ring and the core interface. In the method, the cementing strength of the oil well cement is simulation measured analogously and the interface anti-fluid channeling capacity is evaluated, by using a differential pressure method. The method is intuitive, clear and convenient, and can be learnt easily.

The invention relates to an ectopic-in-situ combined bioremediation method of high-concentration petroleum contaminated soil, and belongs to the technical field of contaminated soil remediation. The ectopic-in-situ combined bioremediation method comprises the following steps: firstly, high-concentration petroleum contaminated soil is subjected to ectopic biological piling, so that the concentration of petroleum hydrocarbon in soil is reduced greatly; then a certain amount of the piled materials are returned to the field, so that the concentration of petroleum hydrocarbon in soil after field return is less than 2000mg.kg<1-> to meet the in-situ remediation requirement; finally, the remediation requirement is achieved after in-situ remediation. The ectopic-in-situ combined bioremediation method is combined skillfully so as to achieve the economical and efficient remediation effect.

The invention discloses a foot-controlled type electric scooter. An electric scooter for controlling the direction in virtue of a handle support is large in size and inconvenient to carry; a scooter of a one-wheel structure is limited for young people. The foot-controlled type electric scooter comprises a sliding plate body, a gearbox, a direction control device, a power accelerating device and a speed reducing and braking device, wherein the bottom of the sliding plate body is fixed with the gearbox, and the direction control device is arranged inside the gearbox; the direction control device comprises a left direction pedal, a right direction pedal, a left rack, a right rack, a reset spring, a left gear, an intermediate gear, a right gear, a steering gear, a left gear mounting shaft, an intermediate gear mounting shaft, a right gear mounting shaft, a steering rack, a steering control rod, a rotating sleeve connecting rod, a rotating sleeve, a positioning sleeve and a front wheel; each of the power accelerating device and the speed reducing and braking device comprises a speed change pedal, a pedal support block, a push rod, a push rod sleeve, a return spring, a contact switch, a storage battery and a back wheel. The foot-controlled type electric scooter is simple to operate and control and high in portability.

The invention relates to the field of memories and provides a memory cleaning method and a memory cleaning device for video playback equipment. The video playback equipment is in communication connection with mobile communication terminal equipment in advance on the side of the mobile communication terminal equipment. The method comprises the following steps: providing a user operation entrance in a user interface of the mobile communication terminal equipment; receiving a request for cleaning the memory of the video playback equipment transmitted by a user through the user operation entrance; transmitting a memory cleaning command to the video playback equipment through the communication connection, so that the video playback equipment executes the memory cleaning operation according to the memory cleaning command. According to the method, a phenomenon that lots of memory space is occupied by unimportant programs is avoided, and the operating speed of the whole system is improved.

The invention discloses a grafting, seedling raising and planting method for a muskmelon. The method is characterized in that white melons are used as stocks and subject to steps of sowing, sprouting, grafting, management after grafting and timely bed-out fixed planting, etc., wherein the sowing step is as follows: white melon seeds are firstly subject to seed soaking and seedling raising for 5 to 7 days, and the muskmelon seeds are subject to seed soaking and sprouting; while grafting, furrow sections needing grafting are covered by a wind proof shed, firstly main leaves and growing points of the stocks are removed, a bamboo stick is inserted between two seed leaves with the depth 0.3 and 0.5cm, and two opposite sides are obliquely cut downward from parts which are 0.3 to 0.5cm below scion seed leaves, and the length of the cutting face is between 0.3 and 0.5cm, that stocks and scion seed leaves are in right angled intersection is ensured; the temperature of grafting seedlings is kept to between 15 and 30 DEG C, and within 5 to 7 days after grafting, the humidity of a small tunnel is kept to between 85 and 95 percent. The grafting, seedling raising and planting method for the muskmelon has the advantages of effectively preventing the blight of the muskmelon and overcoming continuous cropping obstacles, along with strong stress resistance and strong absorption ability of nutrient.

The invention discloses a portable heavy metal detector and a detection method thereof, comprising a host and an analyzer accessory, the analyzer accessory includes an electrode plug fixing seat, an electrode installation plug, a lifting rod, an analysis pool, a rotating cylinder and a base, and the lifting rod is arranged on The upper right side of the base, the rotating cylinder is set on the upper left side of the base, the analysis pool is set inside the rotating cylinder, the electrode plug fixing seat is hinged on the upper end of the lifting rod, and the electrode installation plug is set on the lower left part of the electrode plug fixing seat , the host includes an instrument shell, and a dial switch and an external interface are respectively arranged on the rear side of the upper part of the instrument shell. Beneficial effects of the present invention: fast detection time: the detection result is given within 5 minutes, and the detection time of a single heavy metal is less than 30 seconds; high sensitivity: the detection range is 1ppb-10ppm, high sensitivity, wide linear range; unique advantage of the electrode: using plug-in Ready-to-use and disposable screen-printed electrode, stable performance, easy operation; convenient, humanized design, high-definition screen LCD display.

The invention discloses a bidirectional automatic switching looped device which aims to solve the problems that for an existing bidirectional automatic switching looped device, a load switch or an earthing switch is arranged in the existing bidirectional automatic switching looped device, two separate single-loop switches are adopted to be combined to form either the bidirectional automatic switching load switch or the bidirectional automatic switching earthing switch, and according to the single-loop load switch or the earthing switch, a vacuum bubble arc extinguish chamber is put into a specified insulating box and arranged in a switch cabinet; through the structure, the occupied volume is large, installation is complex, too many production processes and parts are needed, consistency is low, and serious accidents are caused when the two single load switches are closed at the same time. According to the technical scheme, a looped network cabinet body, an operation mechanism, a load switch, an earthing operation mechanism and an earthing switch are included; the operation mechanism, the load switch, the earthing operation mechanism and the earthing switch are arranged in the looped network cabinet body; the operation mechanism is connected with the load switch, and the operation mechanism drives the load switch to be closed and opened; the earthing operation mechanism is connected with the earthing switch, and the earthing operation mechanism drives the earthing switch to be closed and opened.

The invention discloses a law enforcement recording system, a law enforcement recording device and a law enforcement recording method, wherein the system comprises an upper computer and a plurality of law enforcement recorders managed by the upper computer; by means of an installed management platform, the upper computer verifies the encryption protocol when a law enforcement recorder accesses the system, and provides a device selection interface for the law enforcement recorder; the law enforcement recorder verifies the encryption protocol by means of a protocol verification module when being connected with the upper computer; after the device selection interface of the management platform is selected, a command receiving module is utilized to receive the starting command of the upper computer, and a law enforcement operation command is outputted to a law enforcement recording module. The invention can use only one upper computer to manage a plurality of law enforcement recorders and then utilize the operating platform to automatically carry out various operations in batches, consequently, the management efficiency can be greatly increased, and meanwhile, the error rate also can be greatly decreased or prevented.

The invention discloses a cutting and grafting integrated fast reproduction method for camellias. The method is characterized in that the cutting is conducted on Camellia oleifera branches with stems greater than 3.0 cm in diameter for years, and there are more nutritive materials in large cuttings to provide a certain amount of nutrients for rooting at the base of the cuttings and scion sprouting, thereby promoting rapid forming; and meanwhile, the grafting is conducted on the top end of the cuttings with the scion of a targeted camellia variety; the camellia variety scion retains 2-3 pieces of whole-leaves which are used as functional leaves for photosynthesis; the nutrients produced by the photosynthesis further provide the needed nutrients for growth. The cutting and grafting integrated fast reproduction method completely overcomes the shortcomings of other reproduction methods, and is a novel and fast reproduction method with the advantages of being innovative, fast in forming, ahead in flowering, good in quality, low in production cost, high in yield, quick to take effect and good in seedling quality.

The invention discloses a point-of-interest (POI) data error type positioning method. According to the method, word segmentation processing is performed on a basic field of a POI data pair according to set layering parameters of the basic field of a POI, and the number of layers where all segmented words forming the basic field are located is acquired; the POI data pair comprises POI data input by a user and POI original data corresponding to the POI data input by the user; the basic field comprises at least one subfield; a similarity value between the subfields of the POI data pair is calculated according to the number of layers where all segmented words forming the subfields are located; and when it is judged that the similarity value between the subfields of the POI data pair belongs to error threshold values according to the set error threshold values corresponding to different error types of the subfields, the error type of the subfields of the POI original data is positioned. Meanwhile, the invention furthermore discloses a POI data error type positioning device and a POI data repeated recognition method and device.

The invention provides a method and a device for remotely unloading application programs of an intelligent television. In the method, the intelligent television is in communication connection with a mobile communication terminal in advance. The method includes providing a user operation entry in a user interface of the mobile communication terminal; receiving an application program unloading request sent by a user through the user operation entry, generating a command for unloading the application programs of the intelligent television according to the request and sending the command to the intelligent television; based on the command, acquiring an application program index table from the intelligent television side, and acquiring related information of target application programs from the index table; sending the related information of the target application programs to the intelligent television. By the method for remotely unloading the application programs of the intelligent television, the user can unload the application programs of the intelligent television through the mobile commination terminal simply, conveniently and quickly, playing interruption of television programs due to unloading of the application programs is avoided, and user experience for the intelligent television is improved indirectly.

The invention relates to a measuring scale, in particular to a live-line diameter measuring scale for an electrical lead. The live-line diameter measuring scale for the electrical lead comprises an insulating plate, a bayonet graduated scale, LED display modules, a battery box, travel control switches and an insulating rod bayonet, the insulating plate is a rectangular plate made of insulating resin material, the upper end of the insulating plate is connected with the bayonet graduated scale, the bayonet graduated scale is provided with a plurality of lead measuring bayonets, each lead measuring bayonet is marked with the corresponding electrical lead type and provided with the LED display module, and the travel control switch is arranged at each of the upper and lower ends of each lead measuring bayonet; the insulating rod bayonet is composed of two steel pipes, and the insulating rod bayonet is connected with the lower end of the insulating plate. The live-line diameter measuring scale for the electrical lead does not need to cut off the power to operate, is capable of realizing live-line measurement and does not influence the electricity supply for the normal life and production of the residents; the live-line diameter measuring scale for the electrical lead combines the LED display with the scales, when the measuring scale is located in the high altitude, the number can be read conveniently; the live-line diameter measuring scale for the electrical lead is suitable for broad popularization.

The invention discloses a full-automatic unloaded brick packer. The full-automatic unloaded brick packer is formed by connecting an unpiler, a piler, a robot, a braider, another robot and a packer end to end in sequence, and has a working process as follows: one pile of burnt bricks is unloaded from a kiln car by the unpiler each time, and is put on the piler for shaping; the robot takes down one layer of bricks from the brick piles shaped by the piler each time to put on the braider; the braider transversely gathers and longitudinally tightens the bricks; the bricks are divided into a stated strip number according to the requirement of the packer; the another robot grabs up the brick sets divided by the braider to put on the packer; after the brick piles on the packer reaches a preset layer number, a lower roller of the packer forwards moves to drive the brick piles to advance, the head of the packer transversely packs the brick piles in sequence; then, the brick pile moving direction is changed by 90 degrees; and another head of the packer longitudinally packs the brick piles.

The invention discloses a cloud media television character input method and system. Based on a mobile terminal connected with a cloud media platform, due to the utilization of a character input function of the terminal, television character input is conveniently and fast achieved through the cloud media platform and a network architecture in the prior radio and television system. The cloud media television character input method and system based on the mobile terminal comprises the steps that character strings input by a user through the mobile terminal are acquired; the character strings are transmitted to a background control center by the mobile terminal through network access equipment; signaling switching and adaptation are conducted on the character strings through the background control center, the character strings are switched to remote control commands capable of being identified by a set top box, and the remote control commands are sent to the set top box; the television is controlled by the set top box according to the remote control commands to display the character strings on an input frame on a screen. The cloud media television character input method and system based on the mobile terminal comprises client programs installed on a mobile phone and a function module arranged on the background control center.

The invention discloses a soil testing and formulated fertilization county expert consultation system. The system comprises a farmer operation-oriented touch screen system and a background management PC system, wherein the touch screen system uses a touch screen computer as a carrier; the PC system is electrically connected with the touch screen system and performs timely update and management on data of the touch screen system; the touch screen system comprises a resident identification card login interface, a geographic information system technology and a fertilization suggestion card printing exit; and the touch screen system comprises the geographic information system technology and a decision model, supports data query of GPS information, performs grading evaluation on a condition of abundance or deficiency of soil nutrients according to characteristics of different regions, crops and soils, and provides decisions for users. According to the system, the touch screen is used as the running carrier, so that an interface is tidy and attractive, the operation is simple, the decision data is accurate, the problems of relatively low technological and cultural qualities of farmers, difficulty in applying a soil testing and formulated fertilization technology, and the like are solved, and the purposes of thinking what the farmers think, meeting the needs of the farmers and developing agriculture by science and technology are achieved.

The invention discloses a gas extraction borehole sealing detection device and a detection method. The device comprises a pressure sensor, a flow meter, a sealing sleeve and a gas extraction borehole sealing detector. One end of the sealing sleeve is opened and two holes are opened in the middle of the other end, and the open end of the sealing sleeve is fixed on a coal wall. The pressure sensor passes through one hole of the sealing sleeve to vertically insert into a borehole. One end of the flow meter is connected with a hard conduit, and the other end of the flow meter is connected with a flexible conduit. The hard conduit passes through the other hole of the sealing sleeve to vertical insert into the borehole, and the flexible conduit is connected with an air pump. The pressure sensor and the flow meter are connected with the gas extraction borehole sealing detector through leads and are parallel to each other. The device is convenient to carry and simple to operate, the sealing detection of different boreholes can be achieved, the detection time is short, and the result is reliable.

The invention discloses a cold and hot alternating test device and method for a converter valve cooling system and belongs to the field of a converter valve cooling system. The device includes a watersupply system, a main circulation system and an air compressor. The water supply system includes a hot water tank and a cold water tank which are connected in parallel. Water outlets of the hot watertank and the cold water tank are respectively connected to a water inlet of the main circulation system through a make-up pump and an electric valve. The main circulation system comprises a main circulation pump, a main filter, a third electric valve, a fourth electric valve and a degassing buffer tank which are sequentially connected by a pipeline. A converter valve to be tested is connected between a water outlet of the third electric valve and a water inlet of the fourth electric valve. An air inlet of the air compressor is connected to the water outlet of the third electric valve througha first electromagnetic valve and is connected to an air outlet of the degassing buffer tank through a first check valve. An outlet of the main filter is respectively connected to water inlets of thehot water tank and the cold water tank through an electric valve. The cold and hot alternating test device and method of the invention has the advantages of simple structure, high degree of automation, safety and reliability and high operation efficiency.

The invention discloses a foldable assembly type self-stabilization flood prevention water blocking and draining facility. Each water blocking unit comprises a water blocking part, a water draining part and a supporting part; each water blocking part comprises an upper half water injection box body and a lower half air bag box body; the middle of the upstream face of each water blocking part is connected with the corresponding water draining part through a hinge by means of an overturning folding piece; the upper part of each upstream face is connected with the corresponding supporting part; aplurality of rear supporting plates are arranged at the positions, close to the ground, of the downstream face; each water draining part is of a box-shaped structure with the slope-shaped appearanceand the hollow interior; each water draining part sequentially comprises a curved face water facing part, a filter screen fixing hinge plate, an inclined face water sucking and draining part, a filtergrating net and a water draining diversion ditch from the water facing end to the back; each filter screen fixing hinge plate, the corresponding inclined face water sucking and draining part and thecorresponding filter grating net form an inclined face; the corresponding hollow part is filled with a sponge water sucking stabilization material; a plurality of energy dissipation intercepting columns are arranged on each curved face water facing part; and the middle of the upper face of each water draining part is connected with the corresponding supporting part. The foldable assembly type self-stabilization flood prevention water blocking and draining facility can overcome the defects in the prior art, and the flood prevention water blocking and draining efficiency is improved.

The invention discloses a white-box switch unified configuration management system and method and a network operating system, and belongs to the technical field of communication. In order to solve the problems that in the prior art, command line interface configuration used by a white-box switch is not easy to expand, user operation is complex and the like, the white-box switch comprises an interface unit, a conversion connection unit and a storage unit, the interface unit is used for being connected with an external configuration system, and the external configuration system is used for providing configuration data for the white-box switch; the conversion connection unit is used for receiving and converting the configuration data sent by the interface unit and filtering and aggregating the received configuration data; and the storage unit is used for storing the configuration data sent by the interface unit and sending the received configuration data to each service module. According to the invention, various input modes are supported, the decoupling and deployment capabilities among multiple modules are improved, the development efficiency of switch configuration services is improved, and accurate perception of network services and rapid deployment of topologies are realized.

The invention relates to the technical field of numeric-control tool sharpener, in particular to a five-axis ganged automatic numeric-control tool sharpener. The five-axis ganged automatic numeric-control tool sharpener comprises a rack, an X-axis sliding table, a Y-axis sliding table, a Z-axis lifter, a C-axis rotating table, an A-axis rotating lamp and a tool sharpening grinding wheel, wherein both the X-axis sliding table and the Y-axis sliding table are arranged on the rack and distributed like a T shape; the C-axis rotating table is arranged on the X-axis sliding table; a C axis is vertically arranged and vertical to an X axis; the A-axis rotating clamp is arranged on the C-axis rotating table; an A axis is horizontally arranged and vertical to the C axis; the Z-axis lifter is fixedlyarranged on the Y-axis sliding table; and the tool sharpening grinding wheel is fixedly arranged on the Z-axis lifter. The five-axis ganged automatic numeric-control tool sharpener has the beneficialeffects of machining tool blanks from multiple angles, being simple to operate and convenient to learn and operate, enabling users to grasp easily, being stable and reliable, and greatly improving the efficiency of producing and polishing tools with complex blade shapes.