79results about How to "Avoid dangerous situations" patented technology

The invention discloses a copper pipe cutting machine, and relates to the technical field of cutting machines, the copper pipe cutting machine comprises a machine tool, the middle of the machine tool is fixedly connected with a fixing frame, the top of the fixing frame is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a first gear, the interior of the fixing frame is rotatably connected with a clamp, and the outer surface of the clamp is fixedly connected with a first gear ring; a clamping jaw is slidably arranged on the right side of the clamp, and a strip-shaped shell is fixedly connected between the left side of the fixing frame and the machine tool. The horizontal concentric positions of the stabilizing rings and the clamp are kept, the horizontal concentric positions of the stabilizing wheels and the clamp are also kept, rotation of the copper pipe can be kept stable through rolling, abutting and supporting of the stabilizing wheels on the copper pipe, and therefore the situation that due to the fact that the copper pipe is inclined, a cutter cannot evenly cut the copper pipe is reduced. And the copper pipe can be prevented from being impacted by the copper pipe, so that the service life of the cutting knife is prolonged.

The invention discloses a control method and device of an electric kettle, and relates to the technical field of electric appliances. The method comprises the following steps: starting a heating component in response to a heating instruction, and obtaining an initial weight detected by a weight sensor; the steam flow detected by the gas flowmeter and the current weight detected by the weight sensor are obtained, and the water weight difference value is calculated according to the initial weight and the current weight. And determining the current heating stage of the electric kettle according to the difference between the steam flow and the water weight. And determining the target operation power associated with the current heating stage. And under the condition that the target operation power is adjusted to the set boiling power, the heating part is controlled to operate at the set boiling power for a set duration and then stop. Therefore, according to the real-time steam flow and water weight change, the heating power of the heating component can be regulated and controlled in a staged mode for temperature control, and on the basis that energy is saved, the problem that dangerous situations are caused by the fact that a temperature sensor is adopted in the electric kettle and affected by the altitude is solved.

The invention discloses a transformer substation equipment identification method and system for image identification unmanned aerial vehicle route planning, and the method comprises the following operation steps: obtaining a layout plan of a transformer substation, and constructing a three-dimensional plan of transformer substation equipment for the layout plan of the transformer substation; generating an unmanned aerial vehicle flight route according to the three-dimensional plane graph; generating an unmanned aerial vehicle flight plan for the unmanned aerial vehicle flight route; when an unmanned aerial vehicle control system of the unmanned aerial vehicle flies according to the unmanned aerial vehicle flight plan, a transformer substation equipment image is collected according to the position of the transformer substation equipment in the three-dimensional planar graph; identifying the substation equipment from the substation equipment image and identifying a to-be-identified target object of the substation equipment at the target orientation; the to-be-identified target object is an electrical element on the substation equipment. According to the invention, the equipment image of the substation equipment is acquired through the unmanned aerial vehicle flight plan of the unmanned aerial vehicle, and the type of the substation equipment and the fault type when the fault occurs are further identified according to the equipment image.

The invention relates to the technical field of wire tighteners, in particular to an intelligent wire tightener and a wire tightening method thereof.The intelligent wire tightener comprises a main body, and a middle part is arranged in a wire tightening area between a first shell and a second shell of the main body; the upper end and the lower end of the middle part respectively press a wire rod middle part and a wire rod terminal part against the first shell and the second shell so as to fix the wire rod middle part and the wire rod terminal part; the middle part is connected with the U-shaped rib of the main body in a sliding mode and comprises a middle block, clamping blocks arranged at the upper end and the lower end of the middle block respectively and an inclined plate arranged in the middle block and located between the two clamping blocks. According to the wire tightener, even if the second shell is loosened due to the fact that the main body is aged and the like, it can be ensured that the wire middle part and the wire terminal part are kept in the state of being tightened and fixed by the main body, the situation that the wire middle part and the wire terminal part slip off from the main body cannot occur, and safety is guaranteed.

The invention provides a vehicle stability control method, electronic equipment, a storage medium and a program product, and the method comprises the steps: calculating the nominal state of a vehicle, and obtaining the ideal yaw velocity of the vehicle; comparing the actual yaw velocity with the ideal yaw velocity to obtain different first steering working conditions; and based on the first steering working condition and the vehicle stability phase diagram constraint, the vehicle stability state is divided into a plurality of second steering working conditions, and corresponding vehicle body stability control strategies are adopted under the different second steering working conditions. According to the method, the second steering working condition for working of the steer-by-wire system and the vehicle body electronic stability system is clearly divided, and the appropriate vehicle body stability control strategy is executed according to the vehicle dynamic characteristics under the second steering working condition. Only when the steer-by-wire system cannot meet the stability control requirement, the vehicle enters the cooperative control state of the steer-by-wire system and the vehicle body electronic stabilization system or the independent control state of the vehicle body electronic stabilization system, and the stability and safety of vehicle running are effectively improved.

The invention discloses a 35kV suspension type line discharge gap lightning arrester doubling as an insulator discharge gap, and relates to the technical field of lightning arresters, the lightning arrester assembly comprises a lightning arrester assembly, an adjusting assembly and a state detection assembly, the lightning arrester assembly comprises a first support plate and a second support plate, the first support plate is rotatably connected with the second support plate, the lightning arrester assembly further comprises a lightning arrester main body, and the lightning arrester main body is rotatably connected with the adjusting assembly. An adjusting assembly is arranged at the bottom of the second supporting plate and comprises a fixed arc plate and a protective shell, and a rotating arc plate is installed at the bottom of the first supporting plate. According to the lightning arrester, the adjusting assembly is installed, the position of the arc striking block is adjusted through the first telescopic rod, the first gear drives the rack to move, a rotating arc plate drives the first supporting plate to rotate, the first supporting plate drives the lightning arrester body to rotate, the position of the lightning arrester body is adjusted, and then the discharging gap is adjusted; the purpose of conveniently adjusting the discharge gap of the discharge gap lightning arrester is achieved, the arc extinguishing effect of the gap lightning arrester is improved, and the application range of the gap lightning arrester is expanded.

The utility model provides a rubber raw rubber plastication device which comprises a rack, a main roller, an auxiliary roller and a driving mechanism used for driving the main roller and the auxiliary roller to synchronously rotate in different directions, the driving mechanism is installed on the rack and connected with the main roller and the auxiliary roller respectively, and a material taking mechanism is arranged at the bottom of the rack and connected with the main roller and the auxiliary roller. The material taking mechanism comprises a sliding rail, a collecting box, a driving gear and a power part, the sliding rail is fixedly installed at the bottom of the rack, the collecting box is slidably installed in the sliding rail and located between the main roller and the auxiliary roller, one side of the collecting box extends outwards to form a fixing plate, and a tooth groove matched with gear teeth on the edge of the driving gear is formed in the bottom of the fixing plate; the power part is installed on the outer side of the rack, the output end of the power part is fixedly connected with the driving gear, the driving gear is meshed with the bottom of the fixing plate, the power part is started to drive the driving gear to rotate, the fixing plate drives the collecting box to move in the sliding rail, interference of manual collection is reduced, the safety of the equipment is improved, and danger caused by manual collection is prevented.

The invention discloses a method for reminding children left in a vehicle, which comprises the following steps of: 1, initializing a system and acquiring authority: when the vehicle is ignited, firstly initializing the system, including binding related services, finishing handshake and instantiating an interface, then acquiring the authority of a vehicle cabin observation camera, and when the authority is OFF, performing basic monitoring through a safety belt and seat weight state; and if the authority is ON, preparing to use a camera to acquire an image for analysis. According to the invention, through system initialization and permission acquisition during vehicle ignition, a basic monitoring or image analysis mode can be intelligently selected to monitor the condition in the vehicle according to the permission state of a cabin observation camera, when the permission of the camera is started, the AI algorithm and the camera image are utilized to monitor the occupying personnel in the vehicle, and the safety of the occupying personnel in the vehicle is improved. Adults, children and child seats can be accurately identified, and secondary correction is carried out in combination with vehicle information and user actions, so that child leaving detection is effectively carried out.

The invention discloses a furnace nose position automatic adjusting device based on three-dimensional detection, and relates to the technical field of metallurgical equipment, the furnace nose position automatic adjusting device comprises a three-dimensional detection module, a composite execution mechanism, a connecting frame module and a control system module, the three-dimensional detection module is fixedly installed on the outer wall of a furnace nose; the three-dimensional detection module controls the system module through the wireless communication technology, the control system module is fixedly connected with the composite execution mechanism through a data line, and the outer wall of the composite execution mechanism is fixedly provided with the connecting frame module through bolts. The three-dimensional detection module comprises an ultrasonic probe and a linear module, the ultrasonic probe is movably installed on the front face of the outer wall of the linear module, and the linear module is connected with the composite execution mechanism through a data line. Through the three-dimensional detection module, the function of monitoring the furnace nose in real time and accurately obtaining three-dimensional space position information of the furnace nose is achieved, the problem that the production efficiency is low due to the fact that a traditional positioning detection mode is rough is solved, and production continuity and product quality stability are guaranteed.

The invention discloses a comprehensive pipe gallery inspection robot, and relates to the field of intelligent inspection equipment, the comprehensive pipe gallery inspection robot comprises a machine body, an autonomous navigation system and an autonomous rescue module, two ends of the machine body are respectively provided with a front anti-collision frame and a rear anti-collision frame, the machine body is internally provided with a mounting cavity, and the mounting cavity is internally provided with a control panel and a power supply; the control panel is in circuit connection with a power supply, the power supply is connected with a power indicating lamp, the power indicating lamp is arranged on the machine body, and a pair of mechanical arms is arranged on the machine body; the output end of a third servo motor is controlled to work through a control panel, so that an extrusion block moves on a lead screw and an optical shaft, when the extrusion block extrudes a pressing spray head on a fire extinguisher, a fire extinguishing material in the fire extinguisher is sprayed out through a spray pipe, and due to the fact that a corrugated communicating hose is arranged in a mechanical arm in a penetrating mode and communicates with the spray pipe, the fire extinguishing material can be sprayed out through the spray pipe; and the mechanical arm can be controlled to realize autonomous fire extinguishing of a fire source occurrence point, so that further deterioration of dangerous conditions is avoided, and rescue is assisted.

The embodiment of the utility model provides a protection circuit and electronic equipment. The protection circuit comprises a sampling circuit which is configured to collect operation parameters of the electronic equipment; the comparison circuit receives the operation parameters collected by the sampling circuit, and the comparison circuit is configured to compare the operation parameters with preset operation parameters; the execution circuit is configured to be connected in series in an operation circuit of the electronic equipment, and the execution circuit executes an operation corresponding to a comparison result according to the comparison result of the comparison circuit; and the reporting circuit is used for reporting the comparison result of the comparison circuit to a main control board of the electronic equipment, so that the main control board can control an operation circuit of the electronic equipment based on the comparison result. According to the protection circuit and the beauty instrument provided by the invention, a dual-protection turn-off mechanism can be formed, and the operation safety of the beauty instrument is improved.

The present invention relates to the technical field of pile-casting equipment, and specifically to a rotary intelligent pile-casting machine. The rotary intelligent pile-casting machine provided by the embodiment of the present invention includes a base, a walking device, a winding device, a conveying hose, a metal connecting pipe, a high-pressure conveying device and a lifting arm; in the present application, a high-pressure conveying device is used as a power source, and a continuous conveying hose can be used for pile casting, which replaces the conventional metal conduit and eliminates the process of disassembling and assembling section by section, greatly saving operation time, reducing labor intensity, and increasing work efficiency; due to the use of a continuous conveying hose, it is no longer necessary to frequently disassemble and assemble the conduit section by section, eliminating the leakage caused by loose threads and loose seals, reducing the probability of broken piles, and improving the quality of pipe piles; at the same time, through the structure of the rotary joint and the winding device, it can be achieved that when the conveying hose rotates with the reel, the high-pressure conveying device can continuously convey concrete into the conveying hose.

The invention discloses an automatic quantitative feeding device for a thermal power generation boiler, and belongs to the technical field of automatic feeding of boilers. The automatic quantitative feeding device is characterized by comprising the thermal power generation boiler, a feeding port and a feeding barrel, and a driven mechanism comprises a fixed table, a fixed transverse rod, a fixed frame, a movable table, a movable frame, a movable rod, a spring and a discharging plate. The fixed table, the fixed cross rod and the fixed frame are integrally connected, the fixed frame is matched with the feeding port, the movable table, the movable frame, the movable rod, the spring and the blanking plate are integrally connected, the blanking plate is matched with the feeding cylinder and controls the equipment to automatically and quantitatively feed, one side of the movable table is provided with the driving part for driving the movable table to move, and the movable table is matched with the feeding cylinder. Therefore, after the driving part drives the movable table to move, the movable table can drive the movable rod and the blanking plate to move, so that the blanking plate controls the size and frequency of the opening communicated with the fixed frame in the movement of the blanking plate opening, and the automatic blanking operation of materials is realized.

The invention relates to tunnel safety facilities, and discloses a multi-layer spiral tunnel sight guidance system combining audio and video, comprising a vehicle detection module, a sound broadcast module, and a control module; the vehicle detection module comprises an infrared sensing unit for monitoring the passing of vehicles and a position information unit for storing the installation coordinates of each infrared sensing unit, the control module comprises a voice unit for storing the broadcast content, the control module matches the infrared sensing unit received with the broadcast content in the voice unit, and sends a broadcast instruction carrying the broadcast content to the sound broadcast module; the sound broadcast module comprises a sound generating unit, the sound generating unit is arranged in the vehicle, and the sound broadcast module controls the sound generating unit to broadcast the number of floors of the spiral tunnel where the vehicle is located in real time according to the received broadcast instruction, so as to solve the technical problem that the driver cannot accurately judge the current floor position when driving in the multi-layer spiral tunnel.

The utility model discloses an anti-explosion cryopreservation tube with a vent valve, which comprises a cryopreservation tube, a tube cover and the vent valve, and is characterized in that the lower end of the tube cover is in threaded connection with the upper end of the cryopreservation tube, and the vent valve is arranged on the inner side of the tube cover; the vent valve comprises a cylindrical cavity, the upper end of the cylindrical cavity is fixedly connected with the middle of the inner side of the pipe cover, a vent hole is formed in the middle of the bottom end of the cylindrical cavity, a circular groove is formed in the bottom end of the interior of the cylindrical cavity, a rubber pad is arranged in the circular groove, and the upper end of the rubber pad is fixedly connected with a spring. The upper end of the spring is connected to the upper end of the interior of the pipe cover, and an air outlet hole is formed in the middle of the upper end of the pipe cover. The upper end of the interior of the pipe cover is fixedly connected with a set of limiting protruding points, and the limiting protruding points can prevent the rubber pad from blocking the air outlet hole. When the cryopreservation tube provided with the vent valve is heated, the pressure inside and outside the tube can be adjusted through the vent valve, and the tube collapse phenomenon is effectively prevented.

The utility model discloses an automobile tail door opening and closing warning lamp which comprises a magnetic suction cup, a connecting base is arranged at the top of the magnetic suction cup, sliding grooves are formed in the two sides of the inner wall of the connecting base, an electric motor is arranged on the left side of the connecting base, the output end of the electric motor is sleeved with a lead screw, and the middle of the lead screw is sleeved with a movable table. A lead screw groove is formed in the middle of the moving table in a penetrating mode, sliding blocks are fixedly installed on the two sides of the moving table, a threaded ring is fixedly installed at the top of the moving table, and a fixing ring is in threaded connection with the outer ring of the threaded ring. Opening and closing of the automobile tail door are recognized through the infrared recognizer, the storage battery supplies power to the controller and the warning lamp, signals are transmitted to the controller for receiving after recognition, the warning lamp is controlled to be turned on for warning after receiving, and the situation that people are dangerous when the automobile tail door is opened and closed in the environment without illumination at night is prevented. And the fixing ring is made of a transparent material, and a transparent light scattering shell is arranged, so that the illumination intensity of the warning lamp can be improved, and the warning effect is improved.

The utility model discloses psychological treatment auxiliary equipment which comprises a base, a balance weight seat is installed on the top of the base, a supporting seat is installed on the rear side of the balance weight seat, an adjusting seat is connected to the top of the supporting seat in an inserted mode, an assembling cavity with an opening in the top is formed in the supporting seat, and a driving piece is installed on the lower side of the assembling cavity. The utility model relates to the technical field of psychological treatment, and has the beneficial effects that the base is used as a main body, a balancing weight is additionally arranged at the top of the base, so that the overall stability of the equipment is improved, and a simulation doll of which the height can be automatically adjusted is additionally arranged at the top of the main body; the device can adapt to users of different heights, and the striking experience of the users is guaranteed.

The utility model discloses a stable engineering building scaffold, which belongs to the technical field of civil engineering and comprises a base, two groups of support columns welded on two sides of the top wall of the base and a bearing plate welded on the two groups of support columns. Infrared distance sensors are installed on the four side walls of the bearing plate, probes of the four infrared distance sensors are vertically arranged downwards, a display screen, an audible and visual alarm and a controller are further installed on the base, and the display screen, the audible and visual alarm and the four infrared distance sensors are electrically connected with the controller. Protective cylinders are welded to the four corners of the top wall of the base correspondingly, hand wheels are rotationally connected to the four protective cylinders correspondingly, sliding grooves are formed in the bottom wall of the base towards the interiors of the four protective cylinders correspondingly, and screw rods are coaxially connected to the lower portions of the four hand wheels correspondingly. According to the stable engineering building scaffold, the dangerous situation caused by the fact that the bearing plate is not horizontal enough is avoided.

The utility model discloses a generator gas alarm protection device, and relates to the technical field of generator gas alarm protection devices. The generator gas alarm protection device comprises a fixed base and a detection assembly, a generator set is fixedly installed on the top of the fixed base, a waste gas exhaust pipe and the detection assembly are arranged on the generator set, the detection assembly is arranged on the waste gas exhaust pipe, and the detection assembly comprises a gas alarm and a protection filter cover. And the gas alarm is positioned in the protective filter cover. According to the generator gas alarm protection device, waste gas is detected in the waste gas exhausting process of a generator set, the situation that gas is left in the waste gas and cannot be recognized, and consequently danger occurs is avoided, the gas alarm can be protected and filtered through the protection filter cover, the protection filter cover can isolate dust and other impurities, and the safety of the generator set is improved. Impurities are prevented from adhering to the detection end of the gas alarm, so that the detection effect of the gas alarm is improved.

The utility model relates to the technical field of post-cast strips, and discloses a force transmission profile steel post-cast strip detection device which comprises a detection rod, a hardness detector and a connecting block, the hardness detector and the connecting block are movably installed at the front end of the bottom of the detection rod, a fixing rod is fixedly installed at the front end of the detection rod, and a stretching rod is movably installed in the fixing rod. The outer side of the stretching rod is sleeved with a first spring, and the outer side of the stretching rod is fixedly connected with a baffle located at the bottom of the first spring. According to the utility model, the detection rod drives the hardness detector to penetrate through a bound steel bar and extend into the post-cast strip to detect the strength of the force transmission profile steel, so that the situation that a worker penetrates through the steel bar through an arm to detect the force transmission profile steel, and danger is caused is avoided; the hardness detector is pulled to rotate to be horizontal through the stretching rod and the connecting rod, and then the vertically placed force transmission profile steel is detected, so that the problem that the force transmission profile steel in different installation modes is inconvenient to detect is solved.

The invention discloses a machine tool simulation driving circuit and a machine tool control system, and belongs to the technical field of electronic equipment. The machine tool simulation driving circuit comprises a data processing unit and a data storage unit. The data storage unit is connected with the data processing unit and is used for storing initial position data of the machine tool simulation driving circuit; the data processing unit is further connected with the numerical control system and used for receiving a motor pulse control signal output by the numerical control system equipment, reading the pulse number of the motor pulse control signal in each clock period, generating and outputting an A-phase pulse signal and a B-phase pulse signal to the numerical control system according to the pulse number, and outputting the A-phase pulse signal and the B-phase pulse signal to the numerical control system according to the A-phase pulse signal and the B-phase pulse signal. And according to the number of pulses and the initial position data, R-phase pulse signals are output every target interval. According to the invention, the safety of the reference point debugging process is improved.

The invention discloses hydroelectric power generation dam flashboard surface adhesion foreign matter removing equipment which comprises a flashboard body, the flashboard body comprises a shaft rod A, the shaft rod A is sleeved with a connecting structure A, the connecting structure A comprises two side connecting frames and a middle connecting frame, and the two side connecting frames and the middle connecting frame are connected with flashboards through rod pieces. The rod piece is connected with two push-pull pieces, the middle connecting frame is provided with a connecting structure B, and the connecting structure B is internally connected with a power structure. The work of removing the foreign matters adhered to the surface of the flashboard is automatic, manual cleaning is not needed, the foreign matters are still carried out when the flashboard is opened to drain water, the normal operation of opening the flashboard to drain water is not influenced, in addition, the power required by cleaning is provided by utilizing the power generated by water flow, the whole structure is ingenious, resources and manpower are saved, and the working efficiency is improved. And dangerous conditions caused by unnecessary manual cleaning are prevented.

The present disclosure relates to an apparatus and method for controlling an Ethernet switch for a vehicle. An apparatus for controlling an Ethernet switch for a vehicle can include a switch state detection unit configured to acquire a clock of an Ethernet switch, and a processor configured to determine whether the clock of the Ethernet switch detected by the switch state detection unit has changed, and when the clock of the Ethernet switch has changed, to set an Ethernet interface according to the changed clock of the Ethernet switch.

The invention belongs to the technical field of rail transit, and particularly relates to a safety prediction management method and system based on big data, the system comprises a total early warning system, the output end of the total early warning system is connected with a fault acquisition transceiver module and a server, and the output end of the fault acquisition transceiver module is connected with a regional sub-control module. According to the invention, a total early warning system is divided into a plurality of node detection modules from whole to zero, each node detection module is provided with an equipment fault acquisition module and a line fault acquisition module, and the equipment fault acquisition module passes through an operation environment detection module and an operation condition detection module; the environment and condition states in the operation process of the equipment are monitored in real time, and the line connection between the equipment is monitored in real time in cooperation with the line fault acquisition module, so that active and automatic early warning can be immediately performed when problems occur, fault points, fault places and fault causes can be determined, and the working efficiency is improved. Maintenance is facilitated for operation and maintenance personnel, and the maintenance efficiency is improved.

The invention discloses an intelligent material lifting device of a building platform and a construction method, and relates to the field of constructional engineering.The intelligent material lifting device comprises a workbench and a supporting column fixed to the surface of the workbench, a placing plate is further fixed to the upper end of the supporting column, a lifting assembly is fixed to the surface of the placing plate, and a maintenance and protection assembly is arranged on the surface of the supporting column; and a material hanging basket is clamped in the maintenance protection assembly. Through the lifting assembly and the maintenance and protection assembly, materials are protected by the maintenance and protection assembly in the lifting process and are not prone to being damaged, so that the stability and efficiency of the lifting process are improved, the maintenance and protection assembly can effectively protect the materials, dangerous situations are avoided in the lifting process, potential safety hazards are avoided, and the safety of workers is improved. And by matching with the bottom-holding protection plate, when the first motor or the first connecting rope is damaged, the maintenance protection assembly can be further protected from falling, meanwhile, through protection of the maintenance protection assembly, abrasion between equipment and materials can be reduced, and the service life of the equipment is prolonged.

The utility model discloses a single-layer lining gas anti-seepage structure which comprises single-layer lining tunnels, a gap is formed between the two sets of single-layer lining tunnels, the outer portions of the single-layer lining tunnels are fixedly connected with arc-shaped strips, air bags are installed in the arc-shaped strips, the outer portions of the arc-shaped strips are fixedly connected with air cylinders, and one sides of the air cylinders are fixedly connected with push rods. Air pipes are installed on the two sides of the air cylinder, the tail ends of the air pipes extend into the air bags, connecting pipes are fixedly connected to the exteriors of the air pipes, a supporting frame is installed in the single-layer lining tunnel, a storage box is fixedly connected to the upper side of the supporting frame, a guide pipe is fixedly connected between the storage box and the connecting pipes, and a one-way valve is installed outside the guide pipe. According to the device, sealing treatment can be conveniently conducted on points where gas leaks easily in the tunnel, the gas is collected through the air bag and then collected in an automatic exhaust mode, risks caused by too much gas in the tunnel are avoided, and compared with the mode that the gas is extracted from a coal seam or a rock stratum through an extraction technology, the device is more convenient to use.

The utility model provides an intelligent transfer trolley and a locking assembly thereof, the locking assembly comprises a mounting seat, an actuating piece and a lock hook body, the actuating piece is connected with the lock hook body, the end part of the actuating piece connected with the lock hook body can move along the length direction of the mounting seat relative to the lock hook body, and the locking assembly is arranged on the mounting seat. And the lock hook body swings relative to the mounting seat under the driving of the actuating piece so as to lock or unlock the lock hook body and a piece to be connected. The locking assembly provided by the utility model can improve the stability of the grabbing operation in the transfer or maintenance process, and reduces the falling of the device caused by the displacement of the intelligent transfer trolley relative to the electrical switch cabinet.

The invention discloses a plastic-wood floor cutting and forming device, and relates to the technical field of plastic-wood floor cutting, the plastic-wood floor cutting and forming device comprises a cutting table, a portal frame is fixedly mounted on the top surface of the middle of the cutting table, and a movable flat saw assembly, a first electric push rod and a cutter assembly are sequentially arranged on the top of the portal frame; a feeding assembly is arranged at the top of the side face in the width direction of the cutting table and comprises a concentric-square-shaped plate, a second electric push rod is arranged at the top of the concentric-square-shaped plate, a connecting block is fixedly installed at the end of the second electric push rod, a movable transverse column is fixedly installed at the bottom end of the connecting block, and the outer surface of the end of the movable transverse column and the inner surface of the concentric-square-shaped plate are slidably installed. A propelling mechanism is arranged in the movable transverse column; through feeding treatment of the feeding assembly and reciprocating cutting of the cutter assembly driven by the movable flat saw assembly, cutting forming machining of a plate is completed, the application range of the device is widened, the cutting precision of the device is improved, and meanwhile the dangerous situation caused by the fact that operators make contact with a cutting tool is avoided.

The application relates to a device and a method for monitoring the anchor chain tension of a floating wind turbine mooring system, and belongs to the technical field of floating ocean engineering structures. The device solves the problems of large direct measurement error and high underwater measurement cost. The device comprises an inclinometer, a signal acquisition communication board, a signal processor, a central control room host, a display instrument and a strain sensor. The strain sensor, the inclinometer and the signal acquisition communication board are electrically connected. The signal acquisition communication board, the signal processor, the central control room host and the display instrument are sequentially electrically connected. The device has the advantages of simple structure, convenient installation and use, easy maintenance, overall replacement in case of failure, cost saving, comprehensive monitoring of the anchor chain tension and the inclination motion change, and small error.

This invention discloses a pneumatically protected electric chuck structure, comprising a fixed end and a rotating unit. The rotating unit includes a rotating base, an inner ring chamber, and an outer disk. The inner ring chamber is fixed to the rotating base and the outer disk on both sides, respectively. An electric power source assembly is installed in the fixed end, driving the rotating base to rotate on one side of the fixed end. A pneumatic control mechanism is fixed in the fixed end. An actuator is slidably installed in the inner ring chamber, comprising an actuator body and three sets of sliding blocks. The pneumatic control mechanism drives the actuator body to move laterally within the inner ring chamber. The actuator body, through the three sets of sliding blocks, drives three sets of jaw arms to move centered on the front side of the outer disk to clamp materials. This invention effectively utilizes pneumatic protection to improve the safety of electric chuck operation, significantly increases the upper limit of electric chuck rotation speed, and assists in achieving pneumatic emergency stop, effectively protecting the use of the electric power source.