116results about How to "Adapt to different working conditions" patented technology

The invention relates to a carrying and conveying robot comprising a bearing table, execution mechanisms and a control module. The bearing table is provided with a drive device. The drive device regulates the speed and direction of the bearing table on the basis of control information of the control module so that the bearing table can be used in cooperation with the execution mechanisms for carrying goods on the basis of the control information of the control module. The robot further comprises a magnetic belt guide unit and a vision guide unit. The control module determines at least one route on the basis of a first position parameter and a second position parameter of a carrier in an assigned area and indicates the drive device to move along the at least one route preset according to guidance of the magnetic belt guide unit so that the carrier in the unloaded state can be carried to the first position from the second position, and the control module controls the bearing table to carry the carrier, fully loaded through the execution mechanisms according to placement morphological parameters of the goods in a corresponding movement manner, to the assigned second position according to the preset at least one route. By means of the dual manner of magnetic belt guidance and vision guidance, positioning of the robot can be more accurate, and efficiency can be higher.

The invention discloses a vehicle power transmission system and a vehicle comprising the same. The power transmission system comprises an engine unit, a transmission unit, a first electric motor generator, an output portion, a power switching device and a second electric motor generator; the transmission unit is suitable for being selectively in dynamic coupling connection with the engine unit; the first electric motor generator is in dynamic coupling connection with the transmission unit; the output portion is constructed to transmit power output from the transmission unit to front wheels and / or rear wheels of the vehicle; the power switching device is suitable for transmitting power or disconnecting power transmission between the transmission unit and the output portion; the second electric motor generator is used for driving the front wheels or the rear wheels. The power transmission system of the embodiment of the invention has three power output sources of the engine unit, the first electric motor generator and the second electric motor generator and multiple driving modes and is high in efficiency.

The present invention provides an underwater propeller pusher which has self diagnosing function and comprises a driving electrical motor, a propeller, an electrical motor driver, a DSP controller, a leaking detecting sensor, a platinum resistance temperature sensor and a coding device that is used for measuring the rotating speed of the electrical motor; wherein, the driving electrical motor, the electrical motor driver, the DSP controller, the leaking detecting sensor, the platinum resistance temperature sensor and the coding device are all encapsulated inside the sealed and dry inner boat; a cable screwing linker is arranged at the tail of the boat body and can fix and seal the waterproof cable on the crust, while the waterproof cable is connected with the controller and leaking detecting sensor inside the crust. The present invention integrates the driving device, the control circuit and the pusher driving electrical motor crust as a whole and has temperature sensor, leaking detecting sensor and speed sensor and also has self diagnosing function and is provided with a pushing shaft, while the structure is compact, high efficient and safe.

The invention belongs to the field of earthquake resistance, shock absorption and wind resistance technologies of engineering structure, and relates to a piston type particle damper which comprises an outer shell, a toggling wheel, particles, a piston rod, a shunt cone, a rear one-way hinge and a front one-way hinge. The toggling wheel and the particles are arranged in the outer shell. The piston rod penetrates through one end of the outer shell and is fixedly connected with the toggling wheel in the outer shell. The toggling wheel comprises a toggling ring and toggling rods, wherein the toggling rods are evenly arranged along the toggling ring in the circumferential direction, and are evenly fixed on a cylindrical surface of the end portion of the piston rod. The shunt cone is arranged on the head portion of one end, stretching into the outer shell, of the piston rod, the front one-way hinge is arranged at the other end, extending out of the outer shell, of the piston rod, and the rear one-way hinge is arranged at the other end of the outer shell. When the piston type particle damper works, the piston rod drives the toggling wheel to move front and back, and the toggling ring and the toggling rods toggle the particles to dissipate energy through collision, extrusion and friction between the particles. The piston type particle damper integrates the advantages of a displacement related type damper and a speed related type damper.

The present invention discloses a phased-array ultrasonic wave automatic detection system for detecting large-bore pipe circumferential weld. Said system mainly includes main control portion, specialpipeline creeper portion, ultrasonic wafer array probe portion, upperseat machine intelligent graphic processing portion, cable portion and special assembly car portion. The diameter range of pipe which can be detected by said system is large, from 4 inches to 56 inches.

The invention relates to an air-fuel ratio rapid automatic adjusting system for a gas generator set, which comprises a touch screen, a Venturi tube mixer, a turbosuperchager, an intercooler, a throttle valve, an engine, a rotating speed sensor, an generator, an intake manifold and a mixture gas absolute pressure / temperature measurement module, wherein one end of the Venturi tube mixer is respectively connected with the gas pressure difference / absolute pressure / temperature measurement module, a gas rapid control valve, an air-fuel ratio controller and the touch screen in sequence; the other end of the Venturi tube mixer is connected with the turbosuperchager, the intercooler, the throttle valve, the intake manifold, the engine, the rotating speed sensor and the engine in sequence; the gas rapid control valve and the gas pressure difference / absolute pressure / temperature measurement module are connected with the air-fuel ratio controller and the touch screen in sequence; the intake manifold is connected with the air-fuel ratio controller and the touch screen in sequence; and the air-fuel ratio of the engine is automatically adjusted rapidly according to the difference value of practical mass flow and theoretical mass flow of a mixture gas in the engine.

The invention belongs to the technical field of mobile source discharge testing, and provides a vehicle-mounted portable tail gas discharge measurement system based on wireless transmission. System hardware is composed of a gas-state pollutant module 1 used for measuring vehicle discharge, a fine particle module 2, an engine operation parameter measurement module 3, a speed and acceleration measurement module 4, a discharge flow measurement module 5, a data storage and transmission module 6, a near-distance communication protocol transmission module 7, a wifi transmission module 8 and an ultra -distance real-time online transmission module 9. Software is composed of host software 10, a third-party application program 11, a digital display and data calculation module 12, an ultra-distance tail gas discharge real-time monitoring platform 13 arranged in an open-source mode, and a data continuous diagnosis and processing calculation module 14. According to the system provided by the invention, a novel mobile source tail gas discharge measurement system based on an actual working condition is erected by use of a wireless technology, a far-distance real-time monitoring platform of mobile source tail gas discharge is established, acquired data can be stored, transmitted and processed in real time, and an accurate discharge result can be obtained.

The application discloses a single spindle online detection system of a spinning frame, which comprises a single spindle detection main control board, spindle speed acquisition boards and a roving feed-stopping control board; the spindle speed acquisition plates are connected with the single spindle detection main control board through a CAN bus, and each spindle speed acquisition plate is respectively hung on the CAN bus, or two or more spindle speed acquisition plates are hung on the CAN bus after being connected in series; each spindle speed acquisition board is used for acquiring a spindlerotating speed and a spun yarn state and sending a data message containing the spindle rotating speed and the spindle state to the single spindle detection main control board through the CAN bus; andthe single spindle detection main control board is used for identifying the spindle speed acquisition board sending the data message when two or more spindle speed acquisition plates are connected inseries and then are hung on the CAN bus, and sending a roving feed-stopping instruction to the roving feed-stopping control board to stop feeding the roving when the spun yarn has broken ends. The spun yarn single spindle online detection system has good working condition adaptability.

The invention discloses an on-line monitoring system of coal characteristics of as-fired coal. The on-line monitoring system of the coal characteristics of the as-fired coal comprises a sampling unit, a plasma spectrum analysis unit, a sample storage unit, a three-way particle flow measuring unit and a sample returning unit, wherein one end of the sampling unit is connected into an as-fired coal powder pipeline; the other end of the sampling unit is connected to one interface of the three-way particle flow measuring unit; the plasma spectrum analysis unit is connected to another interface of the three-way particle flow measuring unit; the sample returning unit is connected between a third interface of the three-way particle flow measuring unit and the as-fired coal powder pipeline; the sample storage unit is connected between the third interface of the three-way particle flow measuring unit and the sample returning unit or is connected between the sampling unit and the three-way particle flow measuring unit. The on-line monitoring system of the coal characteristics of the as-fired coal is simple in structure, free of complex sampling pipelines and few in mechanical moving parts; the reliability of long-term operation of the on-line monitoring system can be improved, and the as-fired coal does not need to be measured after being tableted (cake-pressed).

The invention relates to the technical field of automobile battery system control, and discloses a single cooling water tank new energy vehicle thermal management system. The single cooling water tanknew energy vehicle thermal management system comprises a condensation subsystem, a power assembly subsystem and a battery pack subsystem, and is controlled by a control system. The condensation subsystem comprises a cooling circuit composed of a compressor, a condenser and an evaporator, and the power assembly subsystem comprises a power circuit formed by a motor, a cooling water tank, a first water pump and a pipeline. The battery pack subsystem includes a battery pack circuit formed by a battery pack, a second water pump and a pipeline. A control valve is installed between a pipeline through which the power circuit is connected to the inlet position of the water tank and a pipeline at the outlet position of the battery pack, and the control system includes a plurality of sensors and a control module which are disposed in the system. The single cooling water tank new energy vehicle thermal management system enables new energy vehicles to switch in two cooling circuit modes to adapt to different working conditions of the vehicles.

The present invention relates to field of steam turbine, discloses a wet steam turbine pump dehumidification device, which comprises a wet steam stage stationary blade of turbine and a last stage discharge volume, the intrados and back arc surface of the stationary blade have a pump gap, the last stage discharge volume and the lumen of stationary blade are communicated by a honeycomb duct, when the steam turbine starts to work, the pump gap inlet and the last stage discharge volume produce positive pressure differential, fluid in intrados and back arc surface of stationary blade enter last discharge volume through the pump gap, the stationary blade lumen and the honeycomb duct. The device can eliminate mostly water damaged for guided vane in wet steam stage of turbine, reduce or eliminate water erosion of guided vane, prolong service life of turbine and enhance safety operation capability.

The invention discloses a novel intelligent road cleaning vehicle side brush device. The device comprises a support fixed at the front end of the cleaning vehicle. The support is of a frame-shaped structure. The inside of the support is symmetrically equipped with two edge brush lifting assemblies which are symmetrically arranged, rotary support seats fixedly connected to that two edge brush lifting bearings are arranged at upper and lower ends of the rotary support seats., , A slewing bearing at the upper end is fixedly connected with a connecting rod, A brush bracket is rotatably connected with one end of the connecting rod away from the rotary bearing, the upper end of the brush bracket is fixedly connected with a motor, The end of the output shaft of the motor penetrates the brush bracket and is fixedly connected with a bristle mechanism; an electric push rod is rotatably connected with the side wall of the rotary support seat; the telescopic end of the electric push rod is rotatably connected with the brush bracket; and an air cylinder is rotatably connected with the side wall of the rotary support seat. The novel intelligent road cleaning vehicle edge brush device provided bythe invention has the advantages of simple structure, convenient operation, wide cleaning range and high efficiency.

The invention belongs to the field of digging, loading and the like, and particularly relates to a method for rolling friction stretching and retracting of a rocker and a rolling friction stretching and retracting digger or loader of the rocker. The rolling friction stretching and retracting digger or loader of the rocker comprises the rocker, a machine body, a rolling body, a stretching and retracting control part, a working head, a driving mechanism of the working head and the like, wherein the rocker comprises a stretching and retracting arm, a supporting arm for stretching and retracting and the like, the rolling body is arranged between the stretching and retracting arm and the supporting arm for stretching and retracting, one end of the stretching and retracting control part is connected with the machine body, the other end of the stretching and retracting control part is connected with the stretching and retracting arm, the rocker is connected with the machine body, the stretching and retracting control part controls the stretching and retracting arm to stretch and retract, the stretching and retracting arm moves in a rolling friction mode through the rolling body, the working head is arranged on the stretching and retracting arm, the driving mechanism of the working head drives the working head to perform digging or loading, the machine body comprises a walking mechanism, and the walking machine drives the whole machine to walk.

The invention relates to a special intelligent motive power device of an oil pumping unit. The oil pumping unit is driven by an output belt pulley with the variable diameter, the output belt pulley with the variable diameter is connected with a speed reducer with the fixed transmission ratio, the speed reducer with the fixed transmission ratio is connected with a multi-gear shifting speed changer, the motive power output end of an oil and gas dual purpose engine is connected with the multi-gear shifting speed changer, the oil and gas dual purpose engine is connected with a control cabinet through a cable, and the control cabinet is connected with a computer through GPRS. The invention can be widely used for the motive power of the oil pumping unit used for the coal bed or natural gas pumping extraction operation, the huge investment of the high-voltage and low-voltage electric network is saved, the electric consumption of the operation of the oil pumping unit is avoided, and the effects of energy saving and exhaust reduction are reached. The invention has wide speed regulation ratio range, can realize remote stepless speed regulation and remote starting and stopping, can reduce the manual perambulation cost, and is favorable for the centralized monitoring of the mass operation of the oil pumping unit.

The invention adopts transport motion as round or linear or elliptical vibration mode motion of a screen box, and a screen drum installed on the screen box moves along with the screen box and makes fixed axis relative rotation around the longitudinal axial line of the screen drum. Materials in the screen drum make point spatial compound curvilinear motion. Because the materials in the screen are under the action of multi-directional exciting force in the space, all kinds of different demands on the vibrating screen can be better met. The screen box is installed on a base by a bearing spring, and is excited by an exciting motor to make round or linear or translational elliptical or variable linear or variable elliptical vibration and vibration in other different vibration modes. The screen drum makes relative fixed axis rotation at uniform speed or variable speed or in a set rule around the own axial line by an anti-vibration driving motor. Vibration of the screen box can be designed and determined based on a ''center of force theory of an inertia vibrating screen'' and an ''unequal mass-radius product following self-synchronizing theory'', so that the screen box can make vibration in all kinds of different trace vibration modes. Rotation of the screen drum can be at constant speed or variable speed or in a pulse mode or other set rules.

The invention discloses a heat insulating type double-walled corrugated pipe. The heat insulating type double-walled corrugated pipe comprises a double-walled corrugated pipe layer and a vacuum heat insulating plate heat-insulating layer connected with the double-walled corrugated pipe layer. A vacuum heat insulating plate used by the double-walled corrugated pipe has good heat insulation performance, and a very high heat insulation effect can be achieved only in need of thin thickness, and existing polyurethane foam heat insulation materials are replaced by the vacuum heat insulating plate, so that the thickness of the heat insulating layer is reduced, and the heat insulation effect is also improved. Two design plans adapt to different working conditions; compared with the existing polyurethane foam heat insulation materials, the heat insulating type double-walled corrugated pipe disclosed by the invention adopts prefabricated parts, so that transportation is convenient, and damage ina transportation process is avoided; and moreover, compared with the previous on-site mounting of the polyurethane foam heat insulation materials, the double-walled corrugated pipe is convenient tomount, the heat insulating layer cannot be destroyed, and the double-walled corrugated pipe can adapt to complicated working conditions on site preferably.

The invention discloses a rotation type double-arm manipulator provided with a chassis, a rotation disk rotationally installed on the chassis, a rotation motor fixed into the chassis, a vertical rod vertically fixed to the rotation disk and a cross rod installed on the vertical rod in a sliding manner, wherein a rotation shaft of the rotation motor is fixedly connected with the rotation disk. Thetwo ends of the cross rod are each provided with a manipulator structure. Each manipulator structure is provided with a first base installed on the cross rod in a sliding manner, a first motor fixedlyconnected with the first base, a first arm body, a second arm body, a second motor, a third arm body, a third motor, a fourth motor and a clamping jaw. The rotation type double-arm manipulator can simulate the double hands of people to work, the movement range can be adjusted according to the working conditions, the structure is simple, and the occupied space is small.

The invention discloses a regionalization and leveling lean combustion engine control method. According to the method, an air inlet conversion valve I, an air inlet conversion valve II, an oil sprayer I and an oil sprayer II are connected on an electronic control unit respectively. A combustion chamber is divided into a small combustion region and a large combustion region. A cylinder air inlet tube is connected onto the large combustion region and the small combustion region respectively, a cylinder air inlet tube channel dividing plate is arranged in each cylinder air inlet tube, and each cylinder air inlet tube is divided into a large air inlet channel and a small air inlet channel. By the aid of the method, the engine regionalization and leveling combustion is achieved, the engine inner combustion oil combustion efficiency is improved, exhaust waste and oil consumption of the engine are reduced, the engine can be used safely during large loads, and accordingly, the environment-friendly performance of automobiles during traveling is improved, and the usage cost is reduced.

The invention relates to the technical field of valve control in fluid delivery, in particular to a freeze protection check valve for a liquid delivery pipeline. The freeze protection check valve for the liquid delivery pipeline comprises a valve body, and a valve clack and a hole plugging device which are arranged in the valve body; the valve clack is provided with a plurality of damping holes; the hole plugging device is arranged on the valve clack and is not interfered with the opening and closing of the valve clack; the hole plugging device is matched with the damping holes and can seal the damping holes if necessary. When the check valve is in a low temperature working condition, open damping holes can enable liquid from the check valve to a water tank pipeline to slowly flow through the damping holes to flow back, and the pipeline is prevented from being subjected to frost cracking due to long-term liquid storage; continuous production is required in summer or in busy times, the damping holes are sealed by the hole plugging device and the on / off states of the damping holes in the valve clack are changed through the hole plugging device, so that working efficiency is ensured, different functions of the check valve are realized, and different working condition requirements are met.

The invention discloses a PPU high-speed picking and placing mobile manipulator. The PPU high-speed picking and placing mobile manipulator comprises a fixed back plate, a speed reducer, cam groove track plates, an X-axis guide rail assembly and a cross roller Z-axis guide rail assembly with an anti-creep function. The PPU high-speed picking and placing mobile manipulator is characterized in that track plate clamping grooves used for limiting the mounting positions of the cam groove track plates are formed in the fixed back plate, and the two cam groove track plates are embedded in the track plate clamping grooves in a cross meshing mode. The track plate clamping grooves used for limiting the mounting positions of the cam groove track plates are formed in the fixed back plate, and the two cam groove track plates are embedded in the track plate clamping grooves in the cross meshing mode, so that the stroke is convenient to install and adjust; and transition blocks between the cam groovetrack plates are omitted and changed into a cross meshing structure between the cam groove track plates, so that dislocation during stroke adjustment is reduced.

The invention discloses a zoned and layered thin combustion engine control device. The zoned and layered thin combustion engine control device comprises an electromagnetic controller, as well as a gas-in changeover valve I, a gas-in changeover valve II, an oil sprayer I and an oil sprayer II, which are respectively connected to an electronic control unit, wherein a combustion chamber is separated into a small combustion zone and a large combustion zone; cylinder gas-in pipes are respectively connected to the large combustion zone and the small combustion zone, a cylinder gas-in pipe shunting plate is arranged in each cylinder gas-in pipe, and each cylinder gas-in pipe is divided into a large gas-in pipe and a small gas-in pipe. As engine zoned and layered combustion is realized, when an automobile is at idle speed or carries small load or medium load, the combustion efficiency of fuel oil in the engine is improved, the oil consumption and the emitted exhaust gas of the engine are reduced, and the safe use of the engine during large load is ensured. Therefore, the environmental-friendly performance of the automobile during running is improved, and the use cost is reduced.

The invention relates to the field of printing equipment, in particular to a rotary workbench for printing equipment. The rotary workbench comprises a support table, a workbench, a plurality of stations and a rotating member, wherein the upper end of the rotating member can be rotated; the rotating member is vertically mounted in the support table, and the upper end of the rotating member extends out the top of the support table; the workbench is arranged above the support table and connected with the upper end of the rotating member, and the workbench is driven by the upper end of the rotating member to circumferentially rotate; the stations are respectively connected with the upper surface of the workbench through extensible members and are driven by the extensible members to move up and down on the workbench. The rotary workbench has the beneficial effects that due to a plurality of stations, the rotary workbench can rotate and vertically move, and the practicality and the universality are stronger.

The invention discloses a bucket wheel stacker-reclaimer. The bucket wheel stacker-reclaimer comprises a portal frame, a pulley, a steel wire rope, a counterweight, a counterweight arm, a counterweight driving cylinder, a base, a trundle, a circular base, a pitching mechanism, a ladder, a cockpit, a revolving mechanism, a bucket wheel, a motor frame, a slide piece, a chute, a storage leveling rod,a conveying belt, a bracket, a leveling plate and a leveling motor, wherein the bucket wheel comprises a wheel bucket, a wheel bucket frame, a spoke, a rotating handle and a rotating ring; the wheelbucket comprises a large wheel bucket, a small wheel bucket, wheel teeth and a bundle hoop; the bundle hoop comprises a main body layer and a sealing layer; the circular base is arranged on the base,and is provided with the revolving mechanism; the portal frame is arranged on the revolving mechanism; the cockpit is arranged beside the portal frame; the ladder is arranged on the bucket wheel stacker-reclaimer, and communicates to the cockpit; one end of the revolving mechanism is connected with the bracket, and the other end is connected with the counterweight arm; the counterweight is connected to the counterweight arm; the pulley is arranged at the top end of the portal frame; the steel wire rope is bypassed through the pulley, and the two ends are connected with the bracket and the counterweight arm; the pitching mechanism and the counterweight driving cylinder are symmetrically arranged on the edge of the base; the pitching mechanism is connected with the bracket; and the counterweight driving cylinder is connected with the counterweight arm.

The invention discloses a support vector machine based automatic focusing method of ultrasonic phased arrays of ring welds. The method includes: establishing a rectangular coordinate system, taking a least squares support vector regression (LSSVR) machine as the regression model and Gaussian radial basis function as the kernel function, performing training with input and output which are subjected to standardized processing, and establishing a prediction model of LSSVR initial function; taking a generalization error calculated with a k-fold cross validation method as the target function, optimizing the LSSVR initial function by adopting an optimization method combining a coupling-simulated annealing algorithm with a grid searching method to acquire an optimal hype-parameter and an LSSVR optimization model, predicting tested data to acquire the output, performing inverse normalization processing to obtain the optimal acoustic beam path plan of a corresponding partition, performing reverse solution according to the Fermat theorem to obtain time delay, and applying ultrasonic signals to perform focusing detection on ring weld defects. By the arrangement, the method has the advantages that intelligent ring weld defect detection is realized, and detection precision and efficiency are effectively improved.

The invention discloses a fishbone simulation type dry gas seal structure. The fishbone simulation type dry gas seal structure comprises a moving ring and a static ring, wherein a seal inlet is formedin the outer diameter side, namely the high-pressure side, of the moving ring, a seal inlet is formed in the outer diameter side, namely the high-pressure side, of the static ring, a seal outlet is formed in the inner diameter side, namely the low-pressure side, of the moving ring, and a seal outlet is formed in the inner diameter side, namely the low-pressure side, of the static ring. A plurality of fishbone simulation type grooves are evenly distributed on the high-pressure side of at least one end face of the moving ring in the circumferential direction, and a plurality of fishbone simulation type grooves are evenly distributed on the high-pressure side of at least one end face of the static ring in the circumferential direction. A non-hole area between every two adjacent fishbone simulation type grooves in the circumferential direction is a sealing weir 4. Annular sealing dams 8 are arranged below the fishbone simulation type grooves. The fishbone simulation type dry gas seal structure has the remarkable advantages of being high in opening capacity, high in stability, low in leakage quantity, less in sealing end face deformation and capable of carrying out two-way rotation, and the like, and thereby having broad market prospect.

The invention discloses a sectional and layered lean-burn engine cylinder cover. The sectional and layered lean-burn engine cylinder cover is connected to a cylinder on the engine. A sectional partition is arranged on the cylinder cover and divides a combustion chamber of the cylinder into a small combustion area and a large combustion area. According to the combustion chamber structure, fuel combustion efficiency of the engine is improved in the case of idling and low and middle load of the vehicle, waste gas exhausted and fuel combustion of the engine are reduced, safety utilization of the engine in the case of large load is guaranteed, and accordingly environmental performance of the vehicle is improved during driving, with lowered cost required.

The invention provides an outside waste gas recirculation system and an operating method thereof. The outside waste gas recirculation system comprises an engine, a gasoline supply system, a single-cylinder EGR system, a multi-cylinder EGR system and a natural gas supply system. The engine comprises at least two cylinders, one of the cylinders is a combined combustion cylinder, at least one of thecylinders is a gasoline cylinder, and the combined combustion cylinder combusts a thick mixture of gasoline and natural gas; the gasoline supply system supplies gasoline to all the cylinders; the natural gas supply system supplies natural gas to the combined combustion cylinder; the single-cylinder EGR system is connected with an air vent of the combined combustion cylinder and air inlets of all the cylinders; and the multi-cylinder EGR system is connected with air vents of all the gasoline cylinders and the air inlets of all the cylinders. By means of the outside waste gas recirculation system and the operating method thereof, stable combustion with the EGR rate of 25%-50% is achieved, and oil consumption of the engine is reduced.

The invention discloses an optical fiber preform core layer sintering equipment laser bracket reforming structure, and relates to the technical field of optical fiber preform manufacturing devices. The optical fiber preform core layer sintering equipment laser bracket reforming structure comprises a tower frame, a transmitting end and a receiving end, wherein the front face of the tower frame is fixedly connected with a fixing piece, the inner wall of the fixing piece is fixedly connected with the surfaces of round rods, the number of the round rods is two, the ends, away from the tower frame, of the two round rods are fixedly connected with the back face of a transverse rod, a driving plate is arranged on the front face of the transverse rod, and an adjusting screw rod is fixedly connected with the back face of the driving plate. By arranging the fixing piece, the round rods, the bushing, the cylinder and the mounting plate, the problems that in the prior art, when a laser bracket is mounted on a platform at present, when production personnel walk back and forth, the laser bracket shakes, the tip of the bottom of a loose body is not accurately positioned, and finally the sintered loose body cannot be completely transparent, and product waste is caused are solved.

The invention discloses an UV portable digitalized universal alarm module for flame detection. The system of the UV portable digitalized universal alarm module comprises the components of an UV lens, a lens barrel, a circuit board container, an SiC UV unit detector, a detector fixing gasket, an optical signal digital conversion circuit, an LED indicating lamp and a digital-power interface. The UV portable digitalized universal alarm module is advantageous in that fully digitalized output signal and high interference resistance are realized, and detecting precision for a UVC wave band light strength signal reaches an fw magnitude; high versatility is realized and no requirement for driving frequency lower limit of the digital SPI interface is obtained; an SiC UV photovoltaic type detector is utilized; no optical filter is required and simple optical structure is realized; small size and small weight are realized, and furthermore high convenience in replacing and assembling of each component is realized; low power consumption is obtained and the UV portable digitalized universal alarm module can be powered by a battery; the LED can be used as an indicating lamp for independent operation, and the UV portable digitalized universal alarm module can be connected with a lower computer for performing real-time fire behavior monitoring; and furthermore the UV portable digitalized universal alarm module can be used as a standard for performing scaling on other flame detectors.

The invention relates to a modular submarine cable dragging tool which is composed of submarine cable dragging tool modules and module connecting plug pins. Two ends of each submarine cable dragging tool module are provided with connecting ends respectively, one connecting end is a concave connecting groove, the other connecting end is a convex connecting groove, and the concave connecting grooveand the convex connecting groove are each provided with a plug pin hole. An upper hanging ring and a lower hanging ring are arranged on the two sides of each submarine cable dragging tool module respectively, the upper hanging ring is used for being connected with a traction steel wire rope of traction equipment, and the lower hanging ring is used for being connected with a binding belt or a binding rope or a hanging rope connected with a submarine cable. When the submarine cable is subjected to mud flat traction or towing operation, the bending radius of the submarine cable in a towed area can be limited, and the effect of protecting the submarine cable at the position is achieved. The submarine cable dragging tool can be disassembled into independent modules, transportation and carryingon a mud flat are facilitated, the overall length of the dragging tool can be adjusted by increasing or decreasing the number of the modules according to construction requirements, and the dragging tool adapts to different working conditions.