463results about How to "Fast connection" patented technology

The invention discloses a WIFI hotspot scanning connection control method and a terminal. The matching degree between the acquired current terminal environment information and the historical attribute information of each hotspot in a preset hotspot database is calculated, wherein the environment information comprises at least one piece of information selected from the current terminal position information and the current time information, and the historical attribute information correspondingly comprises at least one piece of information selected from the historical time information and the historical position information when the hotspot is connected by the terminal; a corresponding hotspot is selected from the preset hotspot database according to a matching degree sequence from high to low for scanning connection, the terminal optimally scans and is connected with a WIFI hotspot most matched with the current environment as much as possible. Thus, the scanning connection accuracy can be improved, the WIFI hotspot connection speed is quickened, blind scanning connection on all WIFI hotspots by the terminal can be avoided, extra power consumption is reduced, the time of the process of WIFI hotspot scanning connection by the terminal is reduced, and the user experience satisfaction is enhanced.

The invention is suitable for the field of communication and provides a network connecting method, device and system. The method comprises the steps that a stationary network information acquiring request is sent, wherein the stationary network information acquiring request carries terminal state information; stationary network information sent by a server is received, wherein the stationary network information includes network information of a terminal accessable network and a stationary network strategy and is obtained according to the terminal state information; a stationary network process of the terminal accessable network is initiated according to the stationary network strategy and the network information of the terminal accessable network so as to achieve network connection. By means of the network connecting method, device and system, the terminal can quickly initiate the stationary network process on the terminal accessable network according to the stationary network strategy sent by the server and the network information, sent by the server, of the terminal accessable network; in addition, it is not needed to search all frequency bands, so that the network connecting speed is high, and the network connecting time is short.

The embodiment of the invention provides a method and apparatus for establishing a connection between devices. The method includes the steps of sending a broadcast packet according to a current set time interval when disconnection with a target device is detected; prolonging the current set time interval if no request message sent by the target device is received within set time to avoid power consumption increasing of a source device Bluetooth module in a high-frequency broadcast state for a long time, reduce the power consumption of the source device Bluetooth module and prolong the service life of the Bluetooth module; updating the prolonged time interval to be a current set time interval, returning to perform the operation of broadcast packet sending according to the current set time interval, and then reducing the time interval of broadcast packet sending to improve the speed of the connection between the source device and the target device capable of being connected if a request message sent by the target device is received within the new set time.

The invention relates to the field of connecting of dissimilar materials. A method for connecting a thermoplastic composite with metal comprises the following steps that firstly, a to-be-welded surface of a to-be-welded metal piece and a to-be-welded surface of a to-be-welded thermoplastic composite piece are roughened; secondly, the to-be-welded metal piece and the to-be-welded thermoplastic composite piece are spliced together and fixed; thirdly, an induction heating device is placed above a welding area; fourthly, induction current generated in the metal piece by a magnetic field at the end of a coil is used for heating the metal piece, and matrix resin in the thermoplastic composite absorbs heat to be molten; and fifthly, the induction heating device is started, the coil of the induction heating device is moved in the welding direction, the molten matrix resin is cooled, a connector between the molten matrix resin and the metal piece is formed, and continuous welding of the thermoplastic composite and the metal is achieved. According to the method for connecting the thermoplastic composite with the metal, acceleration is high, equipment is simple, the method can be applied to welding of large three-dimensional curved-surface components in complex shapes, and meanwhile, use of electromagnetic sensitive materials is avoided.

The invention discloses an H-shaped steel beam and H-shaped steel column minor axis variable beam height fabricated node and a construction method thereof. The node comprises an H-shaped steel column, an H-shaped steel beam, a column sealing piece, a T-shaped connection piece, an L-shaped connection piece and bolts. The column sealing piece consists of a column sealing plate, a beam upper flange stiffening rib and a column sealing plate stiffening rib; the T-shaped connection piece consists of an upper flange plate connection plate which is arranged horizontally and a web connection plate which is perpendicular to the bottom surface of the upper flange plate connection plate; the L-shaped connection piece consists of a lower flange plate connection plate which is arranged horizontally and a column connection plate which is perpendicular to the lower flange plate connection plate downward. All accessories required by the node are prefabricated in a factory, the requirement of equal-strength connection in the process of changing the section of the H-shaped steel beam in a certain range can be met, high-strength bolts are adopted by a construction field node so as to realize the fabricated connection, and the node is high in rigidity and high in connection speed, and can meet the requirement of the fabricated construction of a steel structure.

The invention provides a bluetooth device connection method and bluetooth devices. According to the method, the bluetooth devices switch roles between a first role and a second role based on a preset time rule, by means of a time collision mechanism, at a certain time, a bluetooth device is in the first role, another bluetooth device is in the second role, after the bluetooth device in the second role obtains the RSSI data sent by the bluetooth device in the first role and when the RSSI data is determined in the preset range, The bluetooth device in the second role automatically matches with the bluetooth device in the first role and bluetooth connection is established. Users have no need to search bluetooth devices around manually or perform other operations. Therefore, the operation simple and connection speed is fast.

The invention discloses a construction method of an ecological revetment for river bank protection. The construction method comprises the following steps of a, paving a gravel material cushion layer;b, paving geotechnical cloth; c, backfilling a soil layer with the depth of 20-30 cm on the geotechnical cloth, and compacting the soil layer; d, constructing the ecological revetment; and e, placingsoil into ecological planting holes of ecological building blocks, and then growing plants. According to the construction method, the ecological building blocks after construction cannot fall off, sothat the overall performance of the whole ecological revetment is improved, and the flood prevention effect, the ecological effect, the landscape effect and the self-cleaning effect of the ecologicalrevetment are enhanced; and meanwhile, accumulated water on the construction site can flow into the inclined surface parts of the ecological building blocks through filter plates used for lapping withthe building blocks, and the water on the inclined surface parts of the ecological building blocks are discharged into the soil through drainage grooves, so that the earthwork of the construction area which is not paved with the ecological building blocks is prevented from being subjected to micro-amplitude sedimentation phenomenon, the flatness of the excavated earthwork is guaranteed, the ecological building blocks can be conveniently and quickly laid, moreover, the ecological building blocks can be quickly replaced, and the service period of the ecological revetment can be prolonged.

The invention discloses a method for automatically connecting an upper computer and a lower computer. The method comprises the upper computer and the lower computer, wherein a lower computer user datagram protocol (UDP) broadcasts data information containing a specific identifier, the upper computer receives and analyzes the information, the upper computer obtains an Internet protocol (IP) address of the lower computer, which is contained in the information, the upper computer replies to the lower computer with UDP information containing the specific identifier, the lower computer receives and analyzes the reply information coming from the upper computer, the lower computer obtains an IP address of the upper computer, and then the transmission control protocol (TCP) connection is established between the lower computer and the upper computer. By the aid of the method, automatic connection can be achieved on the condition that the address of the upper computer and the address of the lower computer are not known by each other, manual setting is not required, simultaneously, the UDP is used for broadcasting and replying the data information containing the identifying character, the IP address of the other side can be analyzed and obtained through the identifying character, the UDP information is simple, the connection speed is fast, the efficiency is high, and the stability and the safety are high.

The invention relates to a method and a terminal for controlling a flash lamp. The method comprises that connection between a main control mobile terminal and a plurality of controlled mobile terminals is established, each controlled mobile terminal is ensured to be able to carry out data communication with the main control mobile terminal, and the main control mobile terminal is used to control flash lamps of the plurality of controlled mobile terminals, thereby achieving a shooting effect that a plurality of flash lamps of the mobile terminals flash and carry out light compensation simultaneously in a weak-light scene. Meanwhile, one-to-many communication connection can also be supported by using bluetooth or wifi, the plurality of mobile terminals are enabled to form a small network, each mobile terminal is enabled to share flash lamp resources through control of the main control mobile terminal at the center, and each mobile terminal can call the flash lamp resources of other mobile terminals to carry out shooting.

The invention discloses an H-shaped steel beam and H-shaped steel column strong-axis variable-beam height fabricated node and a construction method thereof. The node comprises an H-shaped steel column, an H-shaped steel beam, a T-shaped connection piece, an L-shaped connection piece and bolts; the T-shaped connection piece consists of an upper flange plate connection plate which is arranged horizontally, and a web connection plate which is perpendicular to the bottom surface of the upper flange plate connection plate; the upper flange plate connection plate is connected with an upper flange plate through the bolts; the web connection plate is connected with a web through the bolts; the L-shaped connection piece consists of a lower flange plate connection plate which is arranged horizontally and a column connection plate which is perpendicular to the lower flange plate connection plate downward; the lower flange plate connection plate is connected with a lower flange plate through the bolts; and the column connection plate is connected with a column flange plate of the H-shaped steel column through the bolts. All accessories required by the node are prefabricated in a factory, the requirement of equal-strength connection in the process of changing the section of the H-shaped steel beam in a certain range can be met, high-strength bolts are adopted by a construction field node so as to realize the fabricated connection, and the node is high in rigidity and high in connection speed, and can meet the requirement of the fabricated construction of a steel structure.

The invention discloses a gas extraction drilling coupling device and an installation and use method thereof, wherein the coupling device is composed of a seal connection pipe fitting, a vertical connection pipe fitting, a five-way valve, a transverse connection pipe fitting and a gas extraction header connection pipe fitting; the gas outlet of the seal connection pipe fitting is in tight coupling with the gas inlet of the five-way valve via the vertical connection pipe fitting; and the gas outlet of the five-way valve is in tight coupling with the gas inlet of the gas extraction header connection pipe fitting via the transverse connection pipe fitting. The installation and use method of the invention is simple and feasible, has the advantages of easy operation, various adjustment, rapid coupling speed, strong practicability and easy promotion and application, and improves the safety performance of the coal mine gas extraction operation to the full.

The invention discloses a manufacturing method for a hierarchical pore metal fiber sintered plate. The manufacturing method comprises the following steps of preparing fibers with uniform lengths from a first metal material, and performing prepressing on the fibers by a die to form at least two fiber plates with different preset porosities; placing a middle layer prepared from a second metal material between the fiber plates with different porosities to form a laminated structure, and placing the laminated structure into the die for pressing; putting the die into a sintering furnace for sintering, cooling the die to room temperature in the furnace after sintering is finished, and detaching the die to obtain the hierarchical pore metal fiber sintered plate. According to the manufacturing method, the technology is simple, and the production efficiency is high; the manufacturing method has the advantages of high connection speed, small deformation, low connection temperature, low residual stress, high connection head strength and the like.

The invention discloses a detachable connecting device. The detachable connecting device comprises a fixing table, a base table and a sliding block, wherein the fixing table is fixedly connected with a first component, the base table is fixedly connected with a second component, and the sliding block is matched with the fixing table in a sliding mode. The base table is matched with the fixing table in a sliding mode, matched assemblies are arranged on the base table and the fixing table, the assemblies are used for making the sliding block slide in place relative to the fixing table and then locked and making the base table and the fixing table matched in a sliding mode and then locked, and the assemblies can make the sliding block slide relative to the fixing table and finally make the sliding block and the fixing table separated and unlocked. The invention further provides a connecting device of a wire harness connector and a buckle. The connecting device of the wire harness connector and the buckle is compact in structure, small in size, smooth in matching, firm in fixation, easy to detach and install and capable of being reused for a long time. The connecting device can be used as an intermediate connecting part for connecting two components such as the vehicle wire harness connector and the buckle.

The embodiment of the invention discloses a wireless network connecting method and device. According to the method, the current geographic position of a terminal is acquired, whether a preset geographic position matched with the geographic position is stored in the terminal is judged, and wireless network connection is conducted according to a preset network identification corresponding to the preset geographic position if yes. Wireless network connection is conducted according to the geographic position of the terminal, and the problem that the wireless network connecting efficiency of the terminal is low is solved.

The invention discloses a BIM-based (building information modeling based) internal cladding and external connecting beam or column. An active connector is fixed to an end of the beam or column in a sleeving manner, and/or a passive connecting structure is arranged on the side wall of the beam or column; the front end face of an active connector body is provided with an n-shaped hook, and a connecting flange is disposed at an edge of the front end face; the passive connecting structure is provided with a cladding hole in the sidewall of the beam or column or passive connector, and the cladding hole matches with the n-shaped hook. The hook is in a wedged structure or the cladding hole is in a wedged structure so that the beam and column are mounted by opposite inserting, the beam and the column extrude each other for tight attachment after sliding down under the gravitational action, and field connection is very quick without manual centralizing or added accessories for work. The beam and column positioned and compressed are connected through a flange and can be fixedly connected by using tapping screws or traversing bolts or by welding. Two supporting modes hook supporting and flange supporting are present, improving connection strength of the beam and column. The beam or column is simple in structure, very quick to construct in situ and suitable for popularization and implementation.

The invention discloses a screen projection connection device and method. The screen projection connection device comprises a parsing module for scanning a two-dimensional code generated by a receiving end and parsing out a screen projection connection address of the receiving end contained in the two-dimensional code, as well as a connecting module for initiating a screen projection connection request to the receiving end through the screen projection connection address to establish a screen projection connection with the receiving end. The screen projection connection device provided by the invention can obtain the screen projection connection address of the receiving end by scanning the two-dimensional code generated by the receiving end, so as to quickly initiate the screen projection connection to the receiving end through the address, eliminate cumbersome processes that a transmitting end searches for screen projection devices through WIFI scanning and a user selects a target screen projection device from many screen projection devices, save scanning and searching time, simplify operation processes, increase the screen projection connection speed, enrich an initiation mode of the screen projection connection, and improve user experience.