120results about How to "Shorten connection time" patented technology

The invention belongs to the field of optical communication, and particularly discloses a hollow-core optical fiber connector and a manufacturing method thereof.The connector comprises a connecting piece, the connecting piece is fixedly installed at the end of a hollow-core optical fiber body, and an insertion hole for the hollow-core optical fiber body to penetrate through is formed in the connecting piece; and the plugging structure is arranged at one end of the connecting piece to physically plug the central channel of the hollow-core optical fiber body, and the plugging structure can allow optical signals transmitted in the central channel to pass through. Based on the structural design of the hollow-core optical fiber connector, butt joint of the two hollow-core optical fibers can be achieved by butt joint of the plugging structures on the two hollow-core optical fiber connectors, it is guaranteed that optical signals are transmitted in the two hollow-core optical fiber bodies, no special equipment needs to be adopted for fusion welding, the connection mode is simpler and more convenient, and the cost is lower. Meanwhile, due to the design of the plugging structure, the problem that water vapor and impurities enter the central channel of the hollow-core optical fiber body to affect optical signal transmission can be effectively avoided.

The utility model provides a steel structural part and a prefabricated structure, and relates to the field of prefabricated buildings, the steel structural part comprises a connecting male part and a connecting female part, the connecting male part comprises a first connecting male plate and a second connecting male plate, and the connecting female part comprises a first connecting female plate and a second connecting female plate; the two ends of the second connecting male plate are flush with the two ends of the second connecting female plate and fixedly attached to the second connecting female plate face, the first connecting male plate is perpendicular to the second connecting male plate, the first connecting female plate is perpendicular to the second connecting female plate, and the first connecting male plate and the first connecting female plate are fixedly attached to form a first attaching face. The first binding surface is positioned in the center of the width of the second connecting male plate; the multiple rib plates are arranged on the second connecting male plate and the second connecting female plate at intervals respectively, the connecting male pieces and the connecting female pieces are embedded in the frame column and the frame beam respectively, connection between the frame column and the frame beam can be rapidly achieved, each steel bar does not need to be independently connected, and the connecting efficiency is improved.

The invention provides an intelligent audio and video data transmission method and device in a weak network environment, and the method comprises the steps: building a connection identifier in a protocol of an audio and video gateway based on a QUIC protocol, and connecting an interface request when a migration gateway parameter changes through the connection identifier; receiving a frame sequence, and maintaining an initial frame after the frame sequence is distributed as an IDR frame through the first frame buffer sequence container; when the read-write speed of the frame sequence is smaller than a frame tearing critical value, a second frame buffer sequence container is newly built, and frame buffer is carried out through the first frame buffer sequence container and the second frame buffer sequence container; the optimal execution action is obtained through optimization of an MDATDA algorithm, and the frame sequence obtained after frame caching is completed is played through the execution action. The method supports the video connection migration of the client, and can improve the transmission efficiency in a mobile network and weak network environment.

The utility model provides a quickly spliced and locked assembly type partition wall installation structure, the quickly spliced and locked assembly type partition wall installation structure comprises sound insulation cotton and plates, the plates are fixedly installed on the two sides of the sound insulation cotton, installation plates are installed on one side of each plate at equal intervals, and a bottom plate is fixedly installed on the side, away from the installation plates, of each plate. According to the assembly type partition wall installation structure capable of being quickly spliced and locked, the two partition plates are assembled through the fixing mechanisms and the connecting devices, the two partition plates are assembled or disassembled through the fixing mechanisms and the connecting devices, and therefore the assembly type partition wall installation structure capable of being quickly spliced and locked is convenient to assemble and disassemble. The partition wall is simple in structure, convenient to assemble, firm in installation and not prone to falling off, connection between the side face of the partition wall and the partition wall is stable, the partition wall is convenient to disassemble and maintain after installation, a user can use the partition wall conveniently, and the working efficiency of the user is improved.

The utility model discloses a portable waterproof flexible electrophoresis display panel which comprises a flexible rubber shell, a flexible electrophoresis display screen is installed on the surface of the flexible rubber shell, and an FPC circuit board electrically connected with the flexible electrophoresis display screen is installed in the flexible rubber shell. An FPC flat cable electrically connected with the input end of the FPC circuit board is installed at the bottom end of the soft rubber shell, and two first fixing pieces are installed on one side of the bottom of the soft rubber shell. According to the elastic connecting structure in the panel, the steps of plugging and glue dripping can be omitted, and quick connection can be realized only by aligning and pressing the display panel, so that the connecting time required by the panel is saved, stable electrical contact can be provided, reliable transmission of current is ensured, and the electrical property of the display panel is improved.

The utility model provides a stable output coreless motor, which relates to the technical field of motors and comprises a casing, and magnetic steel is fixedly mounted on the inner side of the casing. According to the utility model, through the design of the rapid plugging mechanism, when the plug is plugged into the electric socket, the powerful magnet A and the powerful magnet B attract each other, rapid positioning is facilitated, after the plug is plugged in place, the limiting block pops up under the action of the tension spring and slides into the limiting hole, stable connection is ensured, and during dismounting, the limiting block is pressed to overcome the elastic force of the tension spring so as to be separated from the limiting hole. In the scene that the motor needs to be replaced frequently or equipment debugging needs to be carried out frequently, the convenience of connection between the motor and an external power supply can be greatly improved, the connection and disassembly time can be shortened, and the situation that an interface is damaged due to misoperation can be avoided; the output shaft is fixedly connected to one end of the rotor and is rotationally connected with the bearing body in the front cover; and the stability and smoothness of power output of the motor are ensured.

The invention provides a heating structure and an electronic atomizer, the heating structure comprises a heating structure, the heating structure is applied to the electronic atomizer, the heating structure comprises a first insulation sheet, the first insulation sheet is wound to be cylindrical and forms a containing space in a surrounding mode, and a heating body is arranged on the side, away from the containing space, of the first insulation sheet; the second insulating sheet is arranged on the periphery of the first insulating sheet in a surrounding mode, and a pair of conductors are correspondingly arranged on the side, facing the first insulating sheet, of the second insulating sheet; wherein the heating body comprises a plurality of first connecting ends and a plurality of second connecting ends, and the second insulating sheet is correspondingly attached to the first insulating sheet, so that one conductor is correspondingly connected with the plurality of first connecting ends, and the other conductor is correspondingly connected with the plurality of second connecting ends. According to the heating structure provided by the invention, the corresponding connection of the heating body and the pair of conductors can be realized by correspondingly attaching the first insulating sheet and the second insulating sheet, so that the connection time of the heating body and the conductors is saved, and the manufacturing efficiency is improved.

The invention belongs to the related technical field of logging, and discloses an internal and external double liquid cooling heat dissipation device and method for a logging instrument, and the heat dissipation device comprises a heat insulation bottle, a liquid cooling skeleton, a liquid cooling module, a heat storage module, a working mode switching valve and an active cooling mechanism. The liquid cooling framework, the liquid cooling module, the heat storage module and the working mode switching valve are sequentially connected and all arranged in the heat insulation bottle, a framework cooling pipeline of the liquid cooling framework, a flow channel in the liquid cooling module and a heat storage module spiral channel of the heat storage module are sequentially communicated to form a pipeline system, and the working mode switching valve is connected to the pipeline system. The active cooling mechanism is detachably connected to the pipeline system; the heat dissipation device is in an internal circulation working mode or an external circulation working mode by opening or closing the working mode switching valve; the inner circulation working mode and the outer circulation working mode correspond to the underground working state of the logging instrument and the out-of-well state after work is completed respectively. According to the invention, the heat dissipation and cooling efficiency is improved.

This utility model relates to the field of building water supply, drainage and fire protection design technology, and discloses a fire pump anti-air accumulation connection pipeline. Its features include a fire pump, a fire water tank, a main suction pipe, a branch suction pipe, and an eccentric reducing tee. The eccentric reducing tee includes a main tee and a branch tee, with their inner tops flush. One end of the main suction pipe is located in the fire water tank, and the other end is connected to the main tee. The other end of the main tee is connected to an external pipe network. The branch suction pipe is connected to the branch tee, and the other end is connected to the inlet of the fire pump. A quick-connect fitting is provided at the end of the branch suction pipe connected to the fire pump, and a quick-connect secondary pipe is provided at the inlet of the fire pump. This utility model effectively prevents water pocket formation in the pipeline and allows for quick connection between the water pipe and the pump.

The invention discloses multifunctional mobile emergency voltage regulation equipment, and particularly relates to the technical field of power voltage regulation. The pressure regulator is arranged on the mobile emergency vehicle; the control box is arranged on the voltage regulator; the circular connector is arranged at the bottom of the control box and comprises a socket fixedly mounted at the bottom of the control box, a plug in plugging connection with the socket, a wire fixing mechanism arranged at the tail end of the plug and a wire tightening mechanism arranged on the wire fixing mechanism; the control module is in signal connection with the cable fixing mechanism, and the control module reinforces and fastens the cable needing to be connected according to the state of the cable fixing mechanism; according to the emergency equipment, the cable can be quickly fixed through the cable fixing mechanism, so that the cable can be quickly connected to the control box by quickly fixing the cable in an emergency, the connection time is shortened, and the starting speed of the emergency equipment is increased.

The utility model relates to metal sheet processing equipment field, concretely is a kind of wire harness automatic connecting device based on uncoiling line swing shear die. Including swing shear die, height adjusting mechanism, support no.

The invention discloses a communication method and device in a target area and a power station, and belongs to the technical field of communication. The communication method in the target area comprises the following steps: a target communication node in a plurality of communication nodes sends identification information corresponding to the target communication node to adjacent communication nodes, and receives identification information corresponding to each adjacent communication node sent by each adjacent communication node; based on the identification information, sending a local connection relationship to each adjacent communication node; local connection relations corresponding to other communication nodes sent by the adjacent communication nodes are received; generating an adjacent matrix corresponding to the target area based on the local connection relationship corresponding to each communication node; the adjacent matrix is used for each communication node in the target area to carry out data transmission. According to the communication method in the target area, on the basis of improving the data transmission efficiency and the data response time, additional equipment cost does not need to be increased, and the communication cost is effectively saved.

The utility model discloses a kind of sea wave pipe inner wall cleaning devices, relate to sea wave pipe inner wall cleaning device technical field, including bottom plate, the surface of bottom plate is equipped with water tank, and one end of water tank is equipped with booster pump. The utility model is through pulling pull block, pull block is driven by sliding pole and slide and slide way to make clamping plate steady left shift on connecting rod, then rotating connecting rod connected in the first aperture in fixed rod, make the other end of connecting rod pass through the aperture on left connecting plate, and make fixed plate and clamping plate all be located in the left of left connecting plate, finally loosen pull block, the restoring force of spring pushes clamping plate and presses in the left of left connecting plate, and fixed plate provides stable support for spring, and then make two connecting plates fixedly connected together, it is favorable to fixedly connect together quickly to spray pipe and spray head, it is convenient to save the connecting time of spray pipe and spray head, and can be quickly disassembled, it is convenient to clean and repair to spray head, make the cleaning of sea wave pipe more convenient.

The present invention provides a DRAM test machine and method based on embedded logic analysis. An embedded logic analyzer is integrated in an ATE test control chip. The embedded logic analyzer is integrated in an ATE test control chip having a main control unit, a test vector generator, and a test result processor. The defects in the prior art are overcome, and the signals of the DRAM chip can be captured and analyzed in real time, so as to help test engineers quickly find problems and improve test efficiency. A plurality of signal channels can be monitored at the same time, so as to improve in-depth analysis capability, and specific trigger conditions can be set to capture key data. The complex timing behaviors of various DRAMs can be decoded and analyzed, so as to save test time. The machine is compactly integrated, does not occupy additional space, reduces costs, and improves benefits. The machine can quickly provide test results and feedback, and is helpful to shorten the test time of the DRAM chip and accelerate the test progress.

The invention discloses a broad-spectrum flash connection method for ceramics, which is characterized in that ceramic chips are butted and then are connected by adding a heat source, and specifically comprises the following steps: butting and fixing the joint cross sections of a first ceramic chip and a second ceramic chip; the first graphite paper strip and the second graphite paper strip are tightly attached to the cross section of the joint respectively, and electrode chucks are clamped at the two ends of the first graphite paper strip and the two ends of the second graphite paper strip respectively; applying a heat source to quickly heat the joint cross section of the ceramic wafer, melting the graphite paper strip and connecting the joint cross section; cutting off the power supply, and disassembling the electrode chuck after the ceramic wafer is cooled to room temperature; the method can reduce the connection temperature and the connection time, and can be widely applied to the fields of electronic packaging, cultural relic repair, oversized electric porcelain and the like.

The utility model discloses an avionics bus test platform, relates to the bus test technology field, and comprises a processor and a coupler, one side of the processor is provided with a first threaded hole, a mounting rack is installed through a bolt, two ends of the bottom of the coupler are fixedly provided with a connecting rack, the connecting rack is provided with a connecting hole, and the connecting hole is connected with the processor. An L-shaped fixing frame is fixedly mounted on the mounting frame, a push plate is arranged between the fixing frame and the mounting frame, positioning rods are fixedly mounted at the tops of the two ends of the push plate, penetrate through the mounting frame and are matched with the connecting holes, guide rods are fixedly mounted at the bottoms of the two ends of the push plate and penetrate through the fixing frame, and springs are arranged on the peripheral sides of the guide rods. The two ends of the spring are connected with the push plate and the fixing frame respectively, and a pull rod fixedly arranged at the bottom of the push plate penetrates through the fixing frame to be connected with a pull handle. According to the utility model, the push plate is moved by pulling the pull handle, and the positioning rod can be pulled out of or inserted into the connecting hole, so that the mounting and dismounting time is greatly shortened, and the testing efficiency is improved.

The present application belongs to the technical field of hydraulic components, in particular to a stainless steel oil pipe connecting piece for truck cab turnover system, which comprises a fixing piece, a connecting pipe, a sliding piece, a driving piece and a mounting piece; the present application drives two sliding pieces to move by rotating the driving piece, and then drives the pushing structure to move, and then drives the extrusion piece to move to one side of the connecting pipe, and then makes the extrusion part resist on the side of the oil pipe end, and then makes the side of the place deform to the convex structure and form an inclined plane, and the lower side of the inclined plane resists on the convex structure, and the upper side of the inclined plane and the extrusion part resist each other, and then fixes the position of the inclined plane, and then connects the oil pipe and the connecting piece together, and then connects two oil pipes together, and then completes the connection of the pipeline; the connection of two oil pipes can be completed by rotating the driving piece, and then the special clamp is avoided to connect the oil pipe, and then the connection of the oil pipe is facilitated.

The utility model discloses a fixing device for forming a stator bar of a transposition winding permanent magnet synchronous motor, which relates to the technical field of permanent magnet synchronous motor stator bar fixing and comprises a main fixing seat, an auxiliary fixing seat is arranged below the main fixing seat, and through holes are formed in the auxiliary fixing seat and the main fixing seat. And a fixing block is installed at the bottom of the auxiliary fixing base, a groove is formed in the fixing block, a protrusion is connected to the interior of the groove, a rotating shaft is installed outside the protrusion, and a buckle block is installed outside the rotating shaft. According to the utility model, the main fixing seat, the auxiliary fixing seat, the first fixing groove, the second fixing groove, the first magnetic block and the second magnetic block are arranged, the first magnetic block can be conveniently driven to move by operating the main fixing seat, and the first magnetic block is adsorbed on the second magnetic block, so that the connection work of the fixing seats to the stator bar can be conveniently completed; and the connecting time of the fixing seat is shortened, and the practicability is high.

The utility model discloses a kind of plastic pipe quick couplings, including the joint main body with medium flow channel and locking nut. The joint main body one end has annular groove, and the connecting pipe that can be inserted into plastic pipe hole extends in groove, and the inner thread and compression protrusion are equipped in annular groove inner wall;Locking nut includes operating section, connecting section and shrink compression section, and the first outer thread that is cooperated with inner thread is in the outer wall of connecting section, and the compression camber that is adapted with compression protrusion is in the outer wall of shrink compression section, and inside is equipped with the connecting hole for plastic pipe to extend into. When using, plastic pipe is sleeved into connecting pipe, and then locking nut is tightened, and the quick fastening of plastic pipe is realized by the effect of compression protrusion and shrink compression section. The joint can be quickly connected and disassembled without additional tools, convenient to operate, can uniformly compress plastic pipe, ensure the sealing and firmness of connection, effectively prevent medium leakage, applicable to a variety of scenarios, can also protect plastic pipe, prolong its service life.

The present invention relates to an interface sub and a drilling and directional instrument string, wherein the interface sub comprises a primary drill collar and a secondary drill collar fixedly connected to the lower part of the primary drill collar; a first connection joint is fixedly connected in the central flow channel at the upper end of the primary drill collar, two first connection pins are fixedly connected at the lower end of the primary drill collar, the first connection joint is connected to the two first connection pins, and a wireless transmitting unit is connected between the two first connection pins; two second connection pins are fixedly connected at the upper end of the secondary drill collar, a second connection joint is fixedly connected in the central flow channel at the lower end of the secondary drill collar, the second connection joint is connected to the two second connection pins, and a wireless receiving unit is connected between the two second connection pins; the wireless transmitting unit and the wireless receiving unit are connected by electromagnetic coupling. The interface sub of the present invention adopts electromagnetic coupling connection, and the inner tube and the outer tube do not need to occupy the flow channel area; the present invention can greatly reduce the wellhead instrument connection time.

The utility model relates to the technical field of oil extraction well head devices, in particular to an environment-friendly oil extraction well head device which comprises a casing head, an oil pipe head and a connecting disc fixed on the lower surface of the oil pipe head, a connecting groove is formed in the upper end of the casing head, and a connecting ring is in threaded connection with an inner ring of the connecting groove and fixed on the lower surface of the connecting disc. An adjusting ring is fixed to the lower surface of the connecting ring and pushes a top plate to vertically move through an adjusting structure, and a sealing ring is arranged on the top plate and extruded by a pressing ring. The device has the beneficial effects that the connecting ring and the connecting groove at the bottom end of the tubing head are directly screwed together, the connecting time of a bolt is saved, during continuous screwing, the adjusting ring on the lower surface of the connecting ring can descend and gradually make contact with the ball, so that the ball rotates in the pushing frame, and when the adjusting ring gradually descends, the ball can be pushed to drive the pushing frame to move; and the top plate is pushed to ascend, so that the sealing ring is tightly attached to the pressing ring, and the sealing effect is achieved.

This application discloses a method, system, and device for intelligent connection of task flow processing nodes, relating to the field of data analysis. The method includes: acquiring basic information of each processing node in the task flow to be processed; extracting feature vectors of each processing node based on the basic information of each processing node using a deep learning-based node matching model; calculating the similarity between the feature vectors of every two processing nodes, and matching the processing nodes according to the similarity and a preset threshold to obtain a matching result; and connecting the processing nodes in the task flow to be processed using an operation menu and / or drag-and-drop method to establish a node link, and displaying the link. This application achieves automatic matching of processing nodes, improving the matching accuracy and connection efficiency of processing nodes.

The present application is applicable to the field of positioning technology, and provides a data interaction method, system, device, terminal equipment and storage medium. The above-mentioned data interaction system includes a vehicle-mounted unit and a roadside unit; after the vehicle-mounted unit enters the perception range of the roadside unit, the vehicle-mounted unit sends a positioning flag to the roadside unit; when the positioning flag is the first flag, the roadside unit obtains the positioning data and / or mileage data stored in the vehicle-mounted unit, wherein the first flag is used to indicate that the vehicle-mounted unit stores the positioning data recorded after the previous data upload and / or the mileage data recorded after the previous data upload. The embodiments of the present application can reduce the power consumption of the data interaction system.

The utility model relates to a carbon steel coated stirring shaft which comprises a shaft head shaft core, a connecting assembly penetrating through the upper end and the lower end of the shaft head shaft core, a main shaft core mounted on the upper portion of the outer side of the shaft head shaft core, a main shaft coating layer mounted on the side wall of the main shaft core, and an end coating layer mounted at the bottom end of the main shaft core. The connecting assembly comprises an inserting column, a circular truncated cone is arranged on the inner side of the inserting column, a first threaded rod is fixedly connected to the bottom end of the circular truncated cone, the first threaded rod is in threaded connection with the shaft head shaft core, a prism block is fixedly connected to the bottom end of the first threaded rod, and three inserting blocks are installed on the side wall of the inserting column in a penetrating mode. The end, close to the circular truncated cone body, of the inserting block is provided with an inclined face attached to the side edge of the circular truncated cone body, and the side edge of the inserting column is fixedly connected with a positioning strip.

The utility model relates to the technical field of load isolation switches, in particular to an arc extinction structure of a load isolation switch, which comprises a shell, a sliding part is slidably connected to the middle of the shell, multiple groups of moving contacts are fixedly connected to two sides of the sliding part, and multiple groups of static contacts are fixedly connected to two sides of the shell. The plurality of groups of moving contacts are respectively abutted against and matched with the plurality of groups of static contacts, the plurality of groups of static contacts are fixedly connected with arc striking sheets, arc extinguishing ports are formed in two sides of the shell in a penetrating manner, the plurality of groups of arc striking sheets respectively correspond to the plurality of groups of arc extinguishing ports, grooves are formed in two sides of the outer wall of the shell, one sides of the two groups of grooves are rotatably connected with rotating shafts, and the side walls of the rotating shafts are fixedly connected with a plurality of groups of sealing plates; the driving assembly drives the rotating shaft to rotate, so that the sealing plate rotates, the arc extinguishing port is opened, when the electric arc does not need to be processed, the sealing plate covers one side of the arc extinguishing port in a sealing mode, the arc extinguishing port is closed, the arc extinguishing port is opened only when needed, the time for communicating the arc extinguishing port with air is shortened, the amount of dust entering the shell through the arc extinguishing port is reduced, and the service life of the switch is prolonged.

The present invention discloses an intelligent power supply method for vehicle-mounted electronic equipment, and the implementation process includes connecting the vehicle-mounted electronic equipment with a vehicle battery, and setting a time delay switch module between the vehicle-mounted electronic equipment and the vehicle battery; mounting a voltage identification module at the output end of the power relay of the ON gear of the vehicle; connecting the voltage identification module with the time delay switch module, and the signal sent by the voltage identification module to the time delay switch module adopts a post-transmission priority mode. The present invention provides an intelligent power supply method for vehicle-mounted electronic equipment, which connects the vehicle-mounted electronic equipment with the vehicle battery through a time delay switch, and sets a voltage identification module between the vehicle-mounted electronic equipment and the ON gear of the vehicle, and utilizes the time delay control characteristics of the time delay switch in combination with the voltage identification of the vehicle battery, so that the vehicle-mounted electronic equipment can be started after the vehicle is fully started, which will not cause pressure on the original circuit of the vehicle, and the vehicle-mounted electronic equipment will not be affected by the voltage drop when the vehicle is started.

The utility model discloses a kind of integrated hardware test platform for gate control unit detection, through motor drive mechanism accurate simulation platform door different door opening and closing speed, acceleration and load and so on various working conditions, the control performance of DCU under a variety of actual scenes is comprehensively detected, guarantee its stability and reliability;At the same time, the real-time detection of limit switch ensures the control accuracy of DCU when platform door is in extreme position, enhances detection comprehensiveness;In addition, on-site control box receives DCU operating state signal, is fed back in real time by display, immediate feedback mechanism lets operating personnel quickly master test state, timely solve problem, improve detection efficiency;Besides, shell integrates each component, forms compact efficient platform, integrated design simplifies test procedure, reduces equipment switching and connecting time, further improves test efficiency, provides reliable solution for DCU detection.

The invention discloses a dynamic connection method of a code table and a sensor, the code table, equipment and a medium, and the method comprises the steps: judging the type of the sensor in a scanning connection range of the code table, the type of the sensor comprises a first type of sensor and a second type of sensor, the first type of sensor is configured to be awakened to work when the vehicle body is started, and the second type of sensor is configured to be awakened to work when a user needs; acquiring hardware parameter information of the code table; setting a connection strategy between the code table and the first type of sensor and the second type of sensor according to the type of the sensor and the hardware parameter information of the code table; and performing scanning connection with the first type of sensors and the second type of sensors according to the connection strategy code table. According to the method, invalid scanning can be reduced and the endurance of the code table can be increased on the premise of not influencing normal use of a user.

The utility model relates to the technical field of batteries, and discloses an end plate structure and a battery, the end plate structure comprises an end plate body and a side plate, the end plate body is provided with an insertion space, and a tab of a pole group is suitable for being inserted in the insertion space; an opening is formed in one side of the end plate body, the opening is located in the periphery of the insertion space and communicates with the insertion space, and the tab is suitable for entering the insertion space through the opening; according to the end plate structure provided by the utility model, the tab can conveniently enter the insertion space through the opening, the difficulty that the tab penetrates through the end plate structure is effectively reduced, the side plate is not easy to deform, the poor assembly between the tab and the end plate structure is avoided, and the reliability of the end plate structure is improved. And the assembly yield is improved.

The invention relates to the technical field of photovoltaic inverters, in particular to a safety inverter based on multiple trigger mechanisms, which comprises a shell and an air cooling unit, a water cooling unit is further arranged on the shell and comprises a collecting shell arranged above the shell, rainwater is contained in the collecting shell, an opening is formed in the upper portion of the collecting shell, external rainwater enters the collecting shell through the opening, and a water cooling pipe is arranged on one side of the collecting shell. The input end and the output end of the water cooling pipe are arranged on the side wall of the collecting shell and communicated with the collecting shell, the water cooling pipe extends into the shell and divides the shell into two cavities in the vertical direction, the cavities are used for containing electronic elements, a water pump is arranged on the water cooling pipe, water in the collecting shell is pumped into the water cooling pipe through the water pump, and the water cooling pipe is communicated with the collecting shell. The water is circulated by the water cooling pipe and then is discharged back to the collecting shell; and a sealing unit is arranged in the shell. According to the invention, the service life of the inverter is prolonged, and the safety of the inverter in the use process is ensured.