79results about How to "Implement manual operation" patented technology

The invention relates to a fire extinguishing system for energy storage units of lithium batteries. The fire extinguishing system mainly comprises an automatic fire alarm system, a gas fire extinguishing system, a fire extinguishing linkage control device, a fire emergent broadcasting and fire extinguishing special telephone device. Fire extinguishing devices of the fire extinguishing system can be automatically or manually started, the automatic starting is triggered mainly by a fire alarm control unit, the fire alarm control unit can receive triggering signals input by a battery management system and a detection alarm, when fire alarm conditions are met, starting signals are output to a gas fire extinguishing controller, and a fire extinguishing device is started to spray a fire extinguishing agent to the energy storage units; when an operator finds fire behavior in a protective zone, a start button outside the protective zone or on the gas fire extinguishing controller can be manually pressed down, and the manual operation of the fire extinguishment system is realized. Specific to multiple fire spraying characteristics of the lithium batteries, the two sets of fire extinguishing devices of the fire extinguishing system share one fire extinguishing cabinet, and the fire extinguishment protection of the two energy storage units of the lithium batteries is realized. The two sets of fire extinguishing devices are independent of each other and spare to each other, and the whole fire extinguishing system has a secondary fire extinguishment function.

The invention discloses a payment method, a payment device and a payment system of networked transaction. The payment system comprises a client, a payment platform, a payment success informing interface and a commercial tenant end, wherein the client comprises a bill processing module which is used for receiving an ordered bill of a buyer and sending advance payment request information; the payment platform comprises a payment settlement module, and is used for processing the advance payment request information of the buyer and freezing advance payment account in an account of the buyer; the payment success informing interface is used for transmitting account paid transaction information to the commercial tenant end; and the commercial tenant end comprises an interactive interface used for being abutted against an industry business system. When the commercial tenant end receives the account paid transaction information of the buyer, the transaction is executed by calling the interactive interface. Compared with a prior agency secured transaction, the technical scheme is that the payment method, the payment device and the payment system of the networked transaction reduce the amount of information needing processing, save network bandwidth resources, and meanwhile reduce manual operations of the buyer and a seller.

The invention discloses a side transmission case for a personnel airlock, which can be mounted at each of the inner side and the outer side of a cabin panel of the personnel airlock. The side transmission case structurally comprises a case body, wherein the case body is provided with a bearing block and hand wheels, the hand wheels include an upper hand wheel and a lower hand wheel which are used for operating a near-end sealing door and a far-end sealing door, the bearing block is used for supporting a straight-tooth driving gear system and an incomplete-gear system, and an incomplete gear III and a straight-tooth driving main gear are mounted on the same gear shaft. When the hand wheels are operated, the driving gear system can drive a connecting rod I and the incomplete gear to move, so as to drive a pressure balance valve, a locking device and a rack connected with a bevel gear of a middle transmission case to move to finally operate the near-end sealing door and / or the far-end sealing door. The side transmission case has the characteristics of small operating torque, cooperation of an incomplete gear structure and an interlocking device and arrangement of a boss-groove positioning device and the like, so that the side transmission case can be generally and separately adjusted and is very convenient to assemble and disassemble.

The invention discloses a supervoltage / extra-high voltage GIS isolating device which comprises a shell, and a movable side part and a fixed side part which are arranged in the shell, wherein the two parts are fixed on the side wall of the shell by insulation supporting seats and connected with external devices by connecting conductors. The supervoltage / extra-high voltage GIS isolating device is characterized in that the movable side part is arranged at the upper part in the shell, the fixed side part is arranged at the lower part in the shell, and the movable side part and the fixed side part form a vertical structure. A moving contact in the movable side part is driven by an insulation operating rod and moves up and down along the direction consistent with the axes line of the shell, the insulation operating rod is led out of the chargeable shell by a rotating seal to realize that an inner contact operated manually moves away or contacts with a fixed side contact seat of the fixed side part to disconnect and connect an electric circuit; and the fixed side part can realize that two directions are connected to other GIS components or a bus.

The invention claims a horizontal hydraulic jack, which belongs to the technical field of hydraulic lifting tools. The horizontal hydraulic jack comprises a pair of wall boards, wherein each wall board is provided with a front roller and a rear roller; an oil cylinder seat with an oil pump and an oil return valve, the oil cylinder is fixed between the pair of wall boards; an oil cylinder configured on the oil cylinder seat; a lifting arm on which a jacking disk seat is installed, wherein a jacking disk is installed on the jacking disk seat; a pair of pull rods, wherein one end of one pull rod is connected with one wall board and the other end of the pull rod is connected with one side of the jacking disk, and one end of the other pull rod is connected with the other wall board and the other end of the other pull rod is connected with the other side of the jacking disk; a traction frame connected with a base of the lifting arm as well as connected with an oil cylinder column of the oil cylinder; and an oil pump motor operating mechanism which comprises a rod sleeve seat pivot, a rod sleeve seat, a handle rod and a treading frame, wherein a rod sleeve is extended on the rod sleeve seat, the handle rod is in plugging fit with the rod sleeve, and a pump core push element is installed at the lower part of the treading frame. The horizontal hydraulic jack of the invention can be operated manually and by a treading action, and is beneficial for disassembly and assembly and convenient for maintenance.

The invention discloses a movable type LED illuminating lamp device. A base is arranged at the bottom of a device body, the top of the base is provided with a fixing rod, the top of the fixing rod isfixedly connected with a telescopic rod, a mounting plate is mounted at the top of the telescopic rod, grooves are formed in the two sides of the mounting plate, a rotating shaft is mounted inside thegrooves, a 24H-12 motor is installed at one end of the rotating shaft, the other end of the rotating shaft is provided with a shaft seat, a supporting plate is mounted in the middle of the rotating shaft, an LED illuminating lamp is mounted on one side of the supporting plate, a supporting rod is mounted in the middle of the top of the mounting plate, an electric push rod is arranged in the middle of the supporting rod, a bottom plate is arranged at the top end of the electric push rod, and foot wheels are mounted at the bottom of the base. According to the device, the supporting plate is fixedly connected with the 24H-12 motor through the rotating shaft, the 24H-12 motor can drive the supporting plate to rotate through the rotating shaft, so that illumination angles of the LED illuminating lamp can be adjusted, flexibility and convenience are realized, illumination areas are expanded, meanwhile, manual operation is also avoided, and intelligent degrees of the device body are improved.

The invention discloses a vehicle-mounted system account login method and device based on Bluetooth key recognition. A method applied to a vehicle-mounted system comprises the steps of acquiring vehicle-mounted account information carried by a first Bluetooth key within a preset range is acquired; after the vehicle-mounted account information is obtained, detecting whether the network connection of the vehicle-mounted system is normal or not; if the vehicle-mounted account information is normal, sending the vehicle-mounted account information to a server side, so that the server side completesaccount login of the vehicle-mounted system according to the received vehicle-mounted account information; otherwise, directly completing account login of the vehicle-mounted system according to thevehicle-mounted account information. Vehicle-mounted account information carried by a Bluetooth key is automatically identified. The vehicle-mounted system is logged in through the recognized vehicle-mounted account information, the technical problem that in the prior art, a user needs to log in the vehicle-mounted system manually is solved, and the technical effect that the user does not need toconduct manual operation and can log in the vehicle-mounted system automatically through recognition of the Bluetooth key under the networking condition and the non-networking condition is achieved.

The invention relates to a filter element backwashing device which comprises a filter element. A water purifying and storing cavity is arranged inside the filter element. A filter bottle sleeves the filter element. A raw water storage cavity is arranged between the filter bottle and the filter element. A filter bottle cover is mounted at the top of the filter bottle. A raw water inlet, a purified water outlet and a washing water outlet are formed in the filter bottle cover. A rotary switching mechanism for switching the water purifying state and backwashing state of the filter element is mounted on the filter bottle cover. The filter element backwashing device has the advantages that the normal filtering state and the backwashing state of the filter element can be switched by the rotary switching mechanism mounted on the filter bottle cover, the problem that backwashing cannot be performed during the using process of the filter element, the service life of the filter element is prolonged by performing backwashing on the filter element, and cost is saved.

The invention discloses a manual linkage car arresting device and belongs to car arresting devices of mine cars under coal wells. The manual linkage car arresting device comprises a linkage mechanism, a pedestal, an arresting claw and a buffer spring, the linkage mechanism is arranged in the pedestal, two corresponding sides of the pedestal are connected with the arresting claw, the arresting claw is hinged to the pedestal, a buffer spring is arranged at the joint between the arresting claw and pedestal, one end of a connecting bar is hinged to the arresting claw while the other end is hinged to a first driver, a connecting bar is hinged to the tail end of the arresting claw, the two connecting bars are connected through the first driver, the manual linkage car arresting device further comprises a second driver and a manual adjusting device, one end of the second driver is hinged to the cylinder while the other end is hinged to the first driver, and the cylinder is arranged in the pedestal; the manual adjusting device comprises an operation rod and a shaft, one end of the operation rod is vertically fixed on one end of the shaft, and the other end of the shaft runs through the pedestal and is firmly connected with the first driver. The manual linkage car arresting device is large in rotation moment, convenient to adjust, capable of manually operating a car arrester without power or compressed air, and safe and reliable.

The invention provides a remote intelligent plant protection monitoring and managing system based on a cloud platform. The remote intelligent plant protection monitoring and managing system comprisesa user website based on a cloud server, a microcontroller module, an embedded wireless network module, a drip-irrigation seepage irrigation system, a data acquisition terminal, a control executing mechanism, a ventilation system, a light filling system, an alarming system and terminal equipment; the cloud platform comprises real-time environmental data monitoring and diachronic environmental datastorage, and a user web operation interface; and a main controller links with the cloud server through the embedded wireless module, data information such as the indoor temperature and humidity, the soil moisture content, the light intensity and the carbon dioxide content which are collected by a sensor module are uploaded to the cloud server through a wireless network module, the data informationis stored, subjected to data analysis and drawn into easy-to-understand data information to be displayed on a network terminal (a mobile phone / mobile equipment / a computer), and a user logs onto the website through the terminal equipment for information query or remote control.

The invention discloses a double-acting rotating speed controllable displacement machine, which comprises a driving mechanism, a lifting mechanism, a lifting cantilever beam, a rotary hanging mechanism, an anti-collision mechanism, a control mechanism and a mobile phone provided with an app program. According to the displacement machine provided by the invention, two driving mechanical structures,namely an electric mode and a manual mode, are offered, and two driving modes can be independently installed and simultaneously installed; and the two driving modes, when simultaneously installed, can be switched in real time, without mutual interference. The displacement machine provided by the invention can be conveniently applied under power failure and moist environments, so that shortcomingsof simple manual (hydraulic) transmission or simple motor driving can be overcome. In addition, the displacement machine can be also applied to an intelligent control technology under electric control; through simple operations of the APP program of the mobile phone and a wireless Bluetooth technology, movement and rotation, under autonomous control, of a patient can be achieved, so that autonomous displacement of the patient is implemented; and certainly, the displacement machine, under the control of nursing personnel in an other-control mode, can also achieve other-control displacement ofthe patient.

The invention discloses a discharging method for electroplated electronic components. The discharging method is characterized in that a barrel provided with through holes is put into water, and is rotated or rocked to separate electronic components from an inner wall of the barrel by action of water, and the electronic components are discharged from an opening of the barrel. The discharging method for the electroplated electronic components provided by the invention is operated conveniently, is capable of conveniently taking out electronic components from the barrel and saving time, and is featured with high efficiency. In a device used by the method, structures are simple, and a top cover is connected with a barrel main body through a knob, so that electronic components are taken out conveniently from the barrel. By transmission of gears, manual operations are realized, and automation production also can be realized by action of a motor.

The invention discloses a laterally-mounted power-driven operation module used for a molded case circuit breaker in a low-voltage electrical product. A motor and a connection rod transmission part are both arranged on the same side of a handle; when the motor is not energized, the handle is at a tripping position, the connection rod transmission part is at a position touched with a first positional signal contact point, and a handle driving element is at a position which is not touched with a second positional signal contact point; after the motor is energized and the handle is at a switch-off position, the first positional signal contact point is at a released normally-open status, and the handle driving element is at the position which is not touched with the second positional signal contact point; after the motor continuously rotates and the handle is at a switch-on position, the first positional signal contact point is arranged at the position which is not touched, and the second positional signal contact point is touched and closed by the handle driving element; and after the motor continuously rotates again, the connection rod transmission part is at the position touched with the first positional signal contact point, and the motor is in a stop status. When the laterally-mounted power-driven operation module is in manual operation, the manual operation is achieved without configuring an extra part, and the manual operation and the power-driven operation are not affected with each other.

The invention belongs to the technical field of nuclear power instrument control systems. For solving the technical problems that in the prior art, a security control display device is large in installation space and cannot be directly operated, and a nuclear safety level device is controlled, the invention provides a nuclear security level control display device for a nuclear power station. The nuclear security level control display device comprises a controller, a power supply input circuit, a display, a memory and a frame for integrally connecting the controller, the power supply input circuit, the display and the memory, wherein the security level platform software is stored in the memory; and the controller loads and operates the platform software in the memory, and realizes data display and graphic display of engineering design and direct control of nuclear security level equipment through the platform software. Therefore, the integrated structural design can be realized, and theinstallation space is saved, and the nuclear security level device can be directly operated and controlled.

The invention claims a horizontal hydraulic jack, which belongs to the technical field of hydraulic lifting tools. The horizontal hydraulic jack comprises a pair of wall boards, wherein each wall board is provided with a front roller and a rear roller; an oil cylinder seat with an oil pump and an oil return valve, the oil cylinder is fixed between the pair of wall boards; an oil cylinder configured on the oil cylinder seat; a lifting arm on which a jacking disk seat is installed, wherein a jacking disk is installed on the jacking disk seat; a pair of pull rods, wherein one end of one pull rod is connected with one wall board and the other end of the pull rod is connected with one side of the jacking disk, and one end of the other pull rod is connected with the other wall board and the other end of the other pull rod is connected with the other side of the jacking disk; a traction frame connected with a base of the lifting arm as well as connected with an oil cylinder column of the oil cylinder; and an oil pump motor operating mechanism which comprises a rod sleeve seat pivot, a rod sleeve seat, a handle rod and a treading frame, wherein a rod sleeve is extended on the rod sleeve seat, the handle rod is in plugging fit with the rod sleeve, and a pump core push element is installed at the lower part of the treading frame. The horizontal hydraulic jack of the invention can be operated manually and by a treading action, and is beneficial for disassembly and assembly and convenient for maintenance.

The invention relates to a hand wheel, a lever hoist comprising the same and a hoist device. The lever hoist comprises a hoist frame, wherein a rotating assembly comprising a chain wheel and a ratchetwheel is rotationally arranged on the hoist frame; a handle in transmission fit with the ratchet wheel through a pawl is also arranged on the hoist frame; an operation button for controlling transmission or disconnection of the pawl and the ratchet wheel is arranged on the handle; the lever hoist further comprises the hand wheel, the hand wheel comprises a hand wheel body fixedly connected with the rotating assembly, and an electric wrench connecting structure in rotation-stopping transmission connection with the corresponding torque output end of an electric wrench is arranged on the hand wheel body. The invention provides the hoist device capable of realizing manual operation and electric operation.

The invention discloses a simulated tooth brushing apparatus used for testing the wear resistance of an oral restoration material. The apparatus comprises a shell, the inner cavity of the shell is sequentially provided with a solvent storage device, a slide rail and a chute from top to bottom, the solvent storage device is fixedly connected with the top end of the shell, the top of the solvent storage device is provided with a cover plate, the cover plate is positioned at the upper side of the shell, the slide rail is sequentially provided with a left slide block and a right slide block in a fitting manner from left to right, the left end of the left slide block is connected with the inner wall of the left side of the shell through a telescoping rod 2, a polishing motor is arranged in the left slide block, the shaft end of the polishing motor is a spline shaft, the spline shaft and a spline shaft sleeve are arranged in a fitting manner, the lower end of the spline shaft sleeve is connected with a polishing wheel, and the spline shaft sleeve is connected with the lower end surface of the left slide block through a telescoping support 2. The above novel practical apparatus realizes a fully-automatic unmanned experiment process, effectively avoids influences of extraneous environment on experiment results through adopting fully sealed experiment environment, and is helpful for improving the credibility of the experiment result.

The invention discloses a valve control device. The valve control device comprises a driving unit, an executing mechanism and a control module; the executing mechanism is connected with the driving unit through a transmission mechanism and is attached to a valve; the executing mechanism is configured to be capable of moving under driving of the driving unit so as to drive the valve to rotate; and the control module is connected with the driving unit and is configured to be capable of controlling the driving unit. The valve control device can be installed on valves of existing manually-operated pipelines such as a water pipe and an air pipe, remote intelligent automatic control over the valves can be achieved without modifying the existing valves and pipelines, and the situations of water leakage, air leakage and the like caused by untimely responding are avoided.

The invention relates to the field of testing, and provides a test method and device based on a configurable interface, equipment and a medium, which can specifically simulate user operation aiming at different interface versions so as to subsequently carry out targeted testing and automatically verify whether a sending state of sending data through the interface and a message sending result are wrong or not. Targeted automatic testing is carried out according to different interface versions to ensure that the file can be correctly transmitted to the target social security server, the test report of the to-be-tested interface is generated, manual operation is automatically simulated through the pre-written script, the time consumed by manual testing is shortened, and the time cost is effectively saved; and meanwhile, multiple social security servers are connected in a butt joint mode, the testing universality is improved, targeted testing is carried out according to different interface versions, and the testing effect is further optimized. In addition, the invention also relates to a block chain technology, and the simulation operation script can be stored in a block chain node.

The invention relates to an electric window opening machine capable of being operating manually. The electric window opening machine capable of being operating manually includes a shell body, a reducing mechanism and a wheel chain which are mounted in the shell body, the reducing mechanism is a multiple-level gear transmission mechanism, a transmission gear of the last level of the reducing mechanism is coaxially in transmission with the chain wheel through a transmission shaft, one end of the transmission shaft is fixed to the shell body through an elastomer and is slidably arranged between the transmission gear and the chain wheel through the elastomer, and the elastomer can separate the transmission shaft from the driving gear or the chain wheel through stretching and deforming. The electric window opening machine can switch to a manual operation mode conveniently.

The invention relates to the technical field of electroplating machining, in particular to a high-pressure atomization spraying device special for electroplating production. The high-pressure atomization spraying device is composed of a water washing tank, an electroplating tank, a soaking tank and a cleaning tank, all of which are linearly arranged. A drive device comprises two sliding rails erected on an electroplating cleaning device, and the sliding rails are arranged on the two sides of the water washing tank, the electroplating tank, the soaking tank and the cleaning tank. The sliding rails are connected with a portal frame through sliding blocks, and a clamping structure is arranged on the portal frame. A circulating water device is composed of a first water pump, a second water pump, a water supply pipe, a flowmeter, a pressure limiting valve, a pressure meter and a filter. An air supply device is composed of an air pump machine, an air supply pipe, the flowmeter, the pressurelimiting valve and the pressure meter. Liquid of the soaking tank is used for supplementing the electroplating tank, and therefore supplementation to water and the electroplating ion concentration iscompleted; and water moved out of the soaking tank is supplemented through cleaning liquid in the cleaning tank, so far, water circulating of plating liquid is completed, the water amount is saved, and losses of electroplating ions are reduced.

The embodiment of the invention discloses a software upgrading method and device, terminal equipment and a medium. The method comprises the steps of: judging whether first software needs to be upgraded or not by the terminal equipment; if yes, obtaining a first version of file list information of the first software from a server by the terminal equipment; comparing the obtained first version of file list information with a second version of file list information of the first software, which is stored by the terminal equipment and determining files which need to be upgraded in the first software by the terminal equipment, wherein the first software is an upgraded version of the second version; obtaining the files which need to be upgraded from the server by the terminal equipment; and upgrading the first software according to the obtained files which need to be upgraded by the terminal equipment. By adopting the method disclosed by the embodiment of the invention, the software upgradingefficiency is improved.

The invention provides a rubber hose fabric cutting machine which comprises a hardware part and a software part. The invention is characterized in that the hardware comprises a mechanical execution part, a length conversion sensor, a data acquisition unit, a touch screen, a position sensor, a PLC unit, a servo amplifier, a servo motor and a buzzer; the software comprises a PLC program and a touch screen picture which are stored in the PLC unit. The invention has the advantages that: 1. the invention is of reasonable equipment structure and advanced technique and can realize manual manipulation and automation; the length range of each specification is adjustable; the choice range of the length is wide; the range of quality is from 1 to 32637; the range of choice is of large span; the accuracy can reach a millimeter level through error correction; 2. the invention is of good performance, safe, reliable and is provided with an early warning system which can monitor and direct the equipment; 3. an intermittent motion principle and an advanced and automatic industry control product are applied to the invention; so the invention is modernized industrial equipment with high quality, high energy and high efficiency.

The invention discloses a hydrogen storage system, the hydrogen storage system comprises a hydrogen storage tank and a hydrogen storage valve, the hydrogen storage tank comprises a surface layer, a tank body, an inner container, a tank plug and an upper cover, the surface layer, the tank body and the inner container are sequentially arranged from outside to inside, the tank body is upwards provided with a closing-up opening, the inner container is located below the closing-up opening, in an unopened state, the tank plug is contained in the closing-up opening, the upper cover is connected to the closing-up opening in a threaded mode, the surface layer is a fiber winding layer, the inner container is made of stainless steel, and the hydrogen storage valve comprises a valve body, a hand wheel, a first supporting rod, a second supporting rod, a cylindrical connecting part, pawls, a third supporting rod, a spiral groove, an armature, an electromagnetic coil, a piston, outlets, fan rib channels, one-way valves, a valve plate, a magnetic block, a first vertical groove, a second vertical groove and an electronic drive module.

The invention discloses an anti-falling bed for old people and a pressure sensing system for pressure sores. The anti-falling bed comprises a bed body, an anti-falling assembly arranged on the side edge of the bed and a limiting assembly matched with the anti-falling assembly. The pressure sensing system for the pressure sores comprises a pressure collecting module, an information judging module, an information processing module, a monitoring module and a warning module. An anti-falling plate is automatically adjusted through the anti-falling assembly and the limiting assembly, and the risk that the old people fall off the bed is avoided; and whether the pressure sores appear on the body of the old people when the old people statically lies or not is detected through a system composed of the pressure collecting module, the information judging module, the monitoring module and the warning module, and the purposes of protecting the old people conveniently, preventing the old people from falling off the bed, automatically adjusting guardrails, detecting the pressure sores and guaranteeing the recovery quality of the old people are achieved.

An electronic control dual-drive hydrogen storage valve comprises a valve body, hand wheels, a first support rod, a second support rod, a cylindrical connector, pawls, a third support rod, a spiral groove, an armature, electromagnetic coils, a piston, outlets, fan rib channels, one-way valves, a storage portion, a fan-shaped sealing portion, a cross groove, a vertical groove and an electronic drive module. A dual-drive module, a dual-on-off module and a butt joint module are arranged in the valve. The cross groove and the vertical groove are formed in the valve body. The circumferential distance between the two grooves is equal to one fourth of the outer circumference of the valve body. The electronic drive module comprises a capacitor, a resistor, a relay, contacts Al and A2 and a power source. One end of the power source is connected with the electromagnetic coils of the hydrogen storage valve, and the other end of the power source is connected with an on-off circuit. In the on-off circuit, the contacts A1 and A2 are connected or disconnected so that the circuit is closed or opened. The relay is connected with the capacitor in parallel. The resistor is connected with the relay inseries.

The invention relates to a fire extinguishing system for energy storage units of lithium batteries. The fire extinguishing system mainly comprises an automatic fire alarm system, a gas fire extinguishing system, a fire extinguishing linkage control device, a fire emergent broadcasting and fire extinguishing special telephone device. Fire extinguishing devices of the fire extinguishing system can be automatically or manually started, the automatic starting is triggered mainly by a fire alarm control unit, the fire alarm control unit can receive triggering signals input by a battery management system and a detection alarm, when fire alarm conditions are met, starting signals are output to a gas fire extinguishing controller, and a fire extinguishing device is started to spray a fire extinguishing agent to the energy storage units; when an operator finds fire behavior in a protective zone, a start button outside the protective zone or on the gas fire extinguishing controller can be manually pressed down, and the manual operation of the fire extinguishment system is realized. Specific to multiple fire spraying characteristics of the lithium batteries, the two sets of fire extinguishing devices of the fire extinguishing system share one fire extinguishing cabinet, and the fire extinguishment protection of the two energy storage units of the lithium batteries is realized. The two sets of fire extinguishing devices are independent of each other and spare to each other, and the whole fire extinguishing system has a secondary fire extinguishment function.

The invention relates to an automatic welding production line for corrugated web H-shaped steel for an automobile high-strength girder. The automatic welding production line comprises an uncoiling unit, a leveler, a transverse shearing machine, a longitudinal shearing machine, a forming machine, a web conveyor, a welding station web conveyor, a welding robot system, a longitudinal conveyor, a transverse conveyor and a controller which are sequentially connected, and further comprises a wing plate conveyor arranged side by side with the web conveyor, and a welding station wing plate conveyor arranged side by side with the welding station web conveyor. According to the automatic welding production line, complex and tedious procedures such as plate conveying and assembling and splicing in thetraditional H-shaped steel welding production process can be avoided, production is safe and reliable, and investment of manpower, material resources and financial resources is reduced to the maximumextent.

The invention belongs to the technical field of electric actuating mechanisms and particularly relates to a manual switching device of an electric actuator. The manual switching device comprises a manual rotary shaft, and a handle is arranged at the upper end of the manual rotary shaft. The manual rotary shaft is sequentially sleeved with a manual rotary shaft base, a shifting fork and a cam component from top to bottom, and a boss is arranged on the edge of the upper end face of the shifting fork. An arc-shaped groove is formed in the lower end face of the manual rotary shaft base, the boss of the shifting fork rotates in the arc-shaped groove, and the rotating angle of the boss is limited through the arc-shaped groove. A torsional spring is arranged between the manual rotary shaft base and the shifting fork, one end of the torsional spring is fixed to the manual rotary shaft base, and the other end of the torsional spring is fixed to the boss. According to the manual switching device of the electric actuator, the spatial structure design is reasonable, using is convenient, lifting and positioning of the cam component are accurate, and the safety performance is high.