65results about How to "Prevent accidents" patented technology

The invention provides a vehicle-driving control method for intelligent fault diagnosis and driving behavior analysis, comprising the following steps of: reading a fault code inside an electronic control unit of an engine of a vehicle and analyzing the fault code into fault information of the vehicle by connecting a microcontroller with a vehicle diagnosis interface through a K line driver, and displaying the vehicle fault information on an LCD (Liquid Crystal Display) screen of a man-machine interaction unit; acquiring real-time state information of the vehicle by connecting the microcontroller with the vehicle diagnosis interface through a CAN (Controller Area Network) driver, and storing the acquired real-time state information into a data storage according to a fixed format; copying data stored in the data storage into a USB flash disk through a USB interface so as to carry out data analysis by application software matched with a device, and providing a driving behavior analysis result. The invention realizes the real-time data acquisition and storage functions of the integral vehicle so that the bad driving behaviors of drivers are corrected in time, also provides real data foundation for accurate fault maintenance and ensures that the comparison of real oil consumption and oiling quantity is evidence-based by providing a display function of a regional total oil injectionquantity.

The invention provides an intelligent molten iron conveying system. The system comprises a haulage motor body, a molten iron conveying vehicle body, a vehicle-mounted control system and a ground control system, wherein the vehicle-mounted control system is used for controlling motions of the haulage motor body and the molten iron conveying vehicle body according to a control instruction, the ground control system is used for collecting external environment information and controlling a ground advancing line of the haulage motor body and the molten iron conveying vehicle body according to the control instruction, and a centralized control platform is used for sending the control instruction to the vehicle-mounted control system and the ground control system. Automatic interaction of information and the control instruction is performed through the centralized control platform, a molten iron transporting vehicle achieves unmanned and organization scheduling intelligence in the whole molten iron transporting working process from a blast furnace casting field to a steel making transit station, the haulage motor operation efficiency is improved, the iron molten temperature drop is lowered, the road and haulage motor operation safety is improved, equipment damage and accidents caused by faults such as worker operation and judgment are completely eradicated, the operation risk is lowered, and personal safety of workers is ensured.

The invention discloses a sports handle, jump rope handle, having a heart rate detecting function and an activity monitoring method thereof. The sports handle comprises a handle body of a bar shape; a heart rate sensor is arranged on the surface of the handle body; a circuit board connected with the heart rate sensor is arranged inside the handle body; the circuit board is connected with a power source; the handle body is provided with a cavity used for accommodating the circuit board; the surface of the handle body is provided with a recess used for embedding the heart rate sensor; the surface of the recess is provided with a protective layer used for water and dust prevention; the circuit board is further connected with a reminder; the reminder comprises an acoustic reminding unit and / or a vibrating reminding unit. The sports handle is capable of detecting activity heart rate of a sporter, detecting the heart rate of the sporter in real time and effectively judging whether or not an activity of the sporter overburdens the heart and the body to avoid accidents. The activity monitoring method has the advantages that the activity heart rate of the sporter and the heart rate waveform can be monitored in real time, and digitalized reference can be provided for the sporter to have scientific exercises for fitness.

The invention provides an equipment scheduling early-warning method and system based on big data. The equipment scheduling early-warning method includes the following steps: collecting data to form a maintenance record data set, running the record data set, and obtaining an equipment maintenance model, an equipment operating model and an equipment shutdown model after model training; verifying reliability of the models; and preparing a prediction data set, the prediction data set selecting an interval section of a linear function, applying the interval section to the above models, applying BP neural network algorithm on the basis of a weka platform to obtain a prediction result, screening an optimal maintenance period, an optimal operating duration and an optimal shutdown duration, and conducting scheduling of operation, maintenance and purchase of equipment according to the obtained data. Through big data learning, guidance data is obtained, equipment is maintained regularly, the service life of equipment is effectively prolonged, an accident rate of equipment is greatly reduced, and the operation cost is reduced.

The invention discloses an intelligent attendance system based on comprehensive identification. The intelligent attendance system comprises an image processing unit, an administrator terminal, a cloudplatform and an employee APP terminal, wherein the employee APP terminal is connected with the image processing unit through a wireless transmission module; the image processing unit, the administrator terminal and the employee APP terminal are connected with the cloud platform through wireless transmission modules respectively. An employee can clock in directly through a mobile terminal APP, andduring clockin, the situation that the employee clocks in when the employee is not in a company can be effectively prevented through accurate positioning; meanwhile, when the employee is on leave oron a business trip, the situation of the employee can be preliminarily understood through accurate position information at the moment of the clockin of the employee, so that when an accident occurs, incapability of knowing a confirming message of the employee in time is prevented.

The invention relates to a vehicle monitoring system comprising a view capturing mechanism, a processing mechanism, and a video recording mechanism. The image capturing mechanism is disposed on a vehicle. The processing mechanism can be used to analyze the image data output by the image capturing mechanism, and can be used to determine that an object is close to the vehicle at a certain extent according to the image brightness or the image color, and thereafter can be used to trigger the video recording mechanism for the continuous image data recording, and therefore the safety monitoring of the vehicle can be provided.

The embodiment of the invention discloses a method and device for reminding a user. The method comprises the following steps: receiving identification information of a dangerous region transmitted by a mobile terminal, wherein the identification information includes location information and a danger level of the dangerous region; detecting a current location of the intelligent terminal, and comparing the current location with the location of the dangerous region in the identification information; and if the current location and the location of the dangerous region are within a preset range, transmitting an alarm signal to the user. Through the forms of user sharing and mutual correction, dangerous regions causing hidden danger to the safety of children can be found to the maximum extent, and parents can be informed in first time once the children enter the dangerous regions in order to prevent accidents.

The invention discloses charging equipment for a new energy vehicle. The charging equipment comprises a power supply portion, a propulsion portion fixedly mounted on the left of the power supply portion, and a charging gun. A chute is provided in the bottom end surface of the right of the propulsion portion. A first threaded rod which extends left and right is provided in the chute. The left end surface of the first threaded rod is connected with a first motor. The first threaded rod is connected with a locking block in a way of screw-thread fit, and the locking block is used for being connected with the charging gun in a way of locking fit. The locking block is abutted with and is in sliding-fit connection with the front and back inner walls of the sliding groove. A first transmission cavity which longitudinally extends is provided in the power supply portion, on the right of the chute. The bottom of the first transmission cavity is provided with a second transmission cavity which extends to the right in a communicating way. An accommodation cavity is provided in the side, away from the first transmission cavity, of the power supply portion. An insertion groove is provided in the end surface of one side, above the left of the accommodation cavity, of the power supply portion. The charging equipment is simple in structure and convenient to operate, insertion operation can be automatically controlled, the safety protection performance is high, and an electric shock accident caused by the exposure of a power supply plug pin is avoided.

The invention discloses an embedded type system-based intelligent electric energy meter. An embedded type system is transplanted on a microcontroller, and various energy consumption information data is collected via a collection device; early warning information can be sent to a user via data statistical operation, data analysis operation and interaction with a user terminal while abnormal energy consumption problems occur and the user has overdue bills; energy configuration and utilization solutions can be provided for the user; based on the information, the user is enabled to timely pay the bills, adjust energy efficiency solutions, maintain and overhaul household electrical appliances and prevent accidents; the user is enabled to enjoy comfortable and safe household environment while energy expenditure is reduced, and the user is also enabled to check energy consumption information and balance data information anytime and anywhere through network access via a mobile phone or a computer.

The invention discloses thoracic cavity monitoring emergency equipment for the department of cardiology. The thoracic cavity monitoring emergency equipment comprises a cabinet, an oxygen tank is arranged in the cabinet and connected with an oxygen outlet on the table top of the cabinet through a pipeline, and an electromagnetic valve is arranged on the connecting pipeline between the oxygen tank and the oxygen outlet. An electrocardiogram machine is arranged in the cabinet, a wire harness is arranged at the input end of the electrocardiogram machine, the wire harness is branched to form a plurality of wires, and electrode slices are arranged on the wires. The electrode slices are utilized for acquiring electrocardio data of a patient, and the electrocardiogram machine is connected with a display screen. A control device is arranged in the cabinet, and mainly comprises a microprocessor. The thoracic cavity monitoring emergency equipment is convenient to use, the patient with the injured thoracic cavity can be supplied with oxygen output in time when lying in bed and suffering from the disease, accidents are avoided, the work difficulty of medical staff is reduced, and meanwhile the treatment effect on the patient is improved.

The invention discloses a method for adjusting the deviation of a plate blank of a walking furnace by a phase method, which comprises the step of: artificially obtaining the offset of the plate blank by changing a phase angle of a pair of eccentric wheels of the furnace to ensure that the eccentric wheel has a phase difference with the eccentric wheel on the other side to correct the deviation amount of the plate blank. The method has the advantages that: for the deviation, caused by any reason, of the plate blank of the walking beam furnace driven and lifted by an eccentric wheel mechanism, the deviation amount of the plate blank can be amended and adjusted by adjusting the phase angles of the eccentric wheels to ensure that the deviation amount of the plate blank is controlled within the stipulation of a specification, so the phenomenon that the plate blank collides the furnace wall is avoided and accidents are eradicated.

The invention belongs to the field of anesthesia medical treatment instruments, and provides a multifunctional anesthesia respirator which comprises an operating table, an instrument table, a sliding table, a base and a breathing circuit. The operating table and the instrument table can be slidably connected with the sliding table respectively through pulleys arranged on the lower sides of the operating table and the instrument table and a sliding rail arranged on the upper side of the sliding table, the sliding table is connected with the base through a lifting rod on the lower side of the sliding table, the breathing circuit is mounted on the left side of the operating table, a medical disinfection cabinet is arranged in the front side of the base, and a disinfection cabinet door can automatically open and close and is arranged on the front side of the disinfection cabinet. The multifunctional anesthesia respirator can solve the problems of low accuracy, complicacy in operation, single function and the like of an existing multifunctional anesthesia respirator.

The invention discloses a color sorter with an online detection device. The color sorter with the online detection device comprises a color sorter body. An assistant pipe is arranged on the sidewall of a discharge pipe of the color sorter body and communicates with the interior of the discharge pipe. The tail end of the assistant pipe is provided with a vibrating screen. A slideway is arranged at the discharge end of the vibrating screen. The detection device is arranged on the slideway. A camera is arranged in the detection device. A camera lens of the camera is aligned with the slideway. The tail end of the slideway is connected to a return pipeline. The tail end of the return pipeline is connected to a receiving device. According to the color sorter, online real-time detection during generation is guaranteed by arranging the assistant pipe at the discharge pipe and additionally arranging the online detection device; moreover the color sorter can conduct real-time monitoring, guarantee production safety, avoid accidents and save manpower.

The invention provides a real-time power cable monitoring and protection system based on deep learning. The system comprises a control unit, a real-time monitoring unit, a fault detection unit, a dataanalysis management unit and an alarm and positioning unit; the real-time monitoring unit is used for monitoring optical power in the optical fiber of a cable in real time, and sending the optical power to the control unit; the control unit is used for starting the fault detection unit when the optical power in the optical fiber of the cable is changed; the fault detection unit is used for measuring fault data in the optical fiber, and sending the fault data to the data analysis management unit; the data analysis management unit is used for building a deep belief network classifier via a deeplearning method, analyzing the data via the deep belief network classifier to acquire an abnormal cable position, and sending the abnormal cable position to the alarm and positioning unit. Accordingto the system provided by the invention, the cable can be monitoring in real time and the accident of the cable can be prejudged, so that the system has the advantages of being real-time, online and reliable, and is extremely applicable to the power system communication network.

The invention provides a management instrument for installation and maintenance of engineering machinery. The management instrument comprises a controller, a display device, an RFID card reader, an image collector, a positioning module, a wireless communication module and a biological recognition module, wherein the RFID card reader recognizes electronic tag data; the image collector collects images during an operation process of the engineering machinery; the positioning module realizes accurate positioning; and the biological recognition module performs personal identification and authentication of an operating personnel. The management instrument has advantages that the instrument realizes device management and personnel management of a whole process of installation, maintenance, and disassembly of the engineering machinery, and enables installation and maintenance of the engineering machinery to be specified. The management instrument can communicate with a remote management platform, can effectively manage a record of installation and maintenance of the engineering machinery, and can truly effectively obtain the safe state of the engineering machinery. The management instrument can effectively make a plan for maintaining the engineering machinery, can remind an engineering technician of providing effective maintenance in time, and can provide a state management service of the engineering machinery for an owner of the engineering machinery.

The invention discloses a speed limiting type reversing control system. The speed limiting type reversing control system mainly comprises a reversing control unit, a gear position sensor, an accelerator pedal position sensor, a speed sensor, an ultrasonic ranging device, a throttle valve device and a speech prompt device. The reversing control unit compares the actual distance, detected by the ultrasonic ranging device, from a barrier behind a vehicle and the vehicle traveling speed detected by the speed sensor with the safety distance and the highest safety speed stored in the reversing control unit correspondingly, then controls the throttle valve device at the output end to conduct active speed limiting on the vehicle and controls the voice prompt device mounted on a center console to give a voice prompt to a driver. Through the speed limiting type reversing control system, collision and scratch accidents caused by the problems such as too high reversing speed and accelerator pedalmisapplication of the vehicle can be prevented, and the reversing safety is improved. Meanwhile, the speed limiting type reversing control system is low in cost, simple in structure, convenient to useand practical.

An embodiment of the invention discloses a brain state monitoring device. The device comprises an EEG acquisition module, a signal processing module, a consciousness state level judging module, a classified processing module and an information uploading module, wherein the EEG acquisition module is used for acquiring EEG signals of a wearer; the signal processing module is used for processing theacquired EEG signals to obtain processed EEG signals; the consciousness state level judging module is used for judging the level of the processed EEG signals; the classified processing module is usedfor classifying the brain state, acquired according to the EEG signals after level judgment, of the wearer; the information uploading module is used for sending the EEG signals after classified processing and the brain state of the wearer to the server. The device can realize classified control on individual conditions of the wearer, prevent accidents and provide individual service for the wearer,so that the brain state monitoring device is more targeted. An embodiment of the invention also discloses a control method of the brain state monitoring device.

The invention discloses a new energy motor rotor structure which comprises a rotor shaft. The rotor shaft comprises a front shaft and a rear shaft. The front shaft is provided with a first end plate and a first hole. The rear shaft is provided with a second end plate and a second hole. A small shaft is arranged between the first hole and the second hole. Springs are arranged between the small shaft and the front and rear shafts. A rotor punching plate is arranged between the first end plate and the second end plate. The rotor punching plate is provided with a first through groove and a second through groove. The outer wall of the rotor punching plate is provided with a carbon fiber layer. A magnetic steel sheet is arranged in the first through groove, and a copper bar is arranged in the second through groove. The two ends of the copper bar are protruded out of the rotor punching plate and provided with end rings. According to the new energy motor rotor structure, the size is small, the weight is low, operation is stable, the power factor is approximate to 1, and the shaft breakage phenomenon is avoided.

The invention provides a novel shift level. The novel shift level comprises a grab handle and a connecting rod stretching downward from the grab handle. The novel shift level is characterized in that the grab handle is provided with a containing cavity used for placing a circuit; the grab handle comprises an anion releasing module, an infrared heat rate sensing module, an alcohol concentration detecting module, a body temperature detecting module and an alarming module. A control treatment module comprises a microprocessor and acquire data of the infrared heat rate sensing module, the alcohol concentration detecting module and the body temperature detecting module, a detecting result is generated when the data are processed, and the alarming module is driven to execute alarming operation by the detecting result. The purpose of the novel shift level is to warn a drunk driving action of a car owner in an active mode, at the same time, noxious gas for the human body in the car is purified, and double assurance is provided for traffic safety from a driving subject and driving environment.

The invention relates to the technical field of toilet bowls, in particular to a movable toilet bowl. The movable toilet bowl comprises a water tank, a toilet bowl body, a sewage tank and a bottom plate which are sequentially arranged from top to bottom; the bottom plate, the sewage tank, the water tank and the toilet bowl body are connected through a side plate; the water tank and the toilet bowl body mutually communicate, and the toilet bowl body and the sewage tank mutually communicate; a switch valve is arranged on the water tank; and three or more through grooves are formed in the bottom plate, the side plate is slidably connected with idler wheels capable of penetrating through the through grooves, and the bottom plate is provided with a driving unit capable of driving the idler wheels to penetrate through the through grooves. The idler wheels in the movable toilet bowl can be located on the upper side or the lower side of the bottom plate, when the idler wheels are located on the upper side of the bottom plate, the toilet bowl is stably placed, when the idler wheels are located on the lower side of the bottom plate, the toilet bowl can be pushed through the idler wheels and thus can be transferred, and the problem that when a user uses the movable toilet bowl, the toilet bowl is prone to accidents due to sliding is solved.

The invention discloses an automatic display method of intelligent vehicle-mounted equipment. The automatic display method includes the steps of obtaining light intensity of a target area; obtaining the weather condition of the target area; obtaining target characters; determining target character display parameters according to the light intensity and weather condition of the target area and a preset display strategy; and displaying the target characters according to the target character display parameters via the vehicle-mounted display equipment. Accordingly, the brightness of the displayedcharacters is automatically adjusted according to the light intensity of the target area, the size of the displayed characters is adjusted according to the weather condition of the target area, and drivers behind and in front of a vehicle can conveniently and clearly see words displayed on the vehicle-mounted equipment in special weather and when light intensity is too high, so that accidents areavoided.

The invention provides an intelligent system for power station inspection, and belongs to the field of power station inspection. The intelligent system comprises inspection moving equipment, a roadside data acquisition device and a remote monitoring center, wherein the inspection moving equipment comprises a master control module and a storage module, a wireless transceiving module, a site data acquisition module, an encryption module, an action control module and a magnetic navigation module which are connected to the master control module. On the basis of the parts, information interaction among the inspection moving equipment, the roadside data acquisition device and the remote monitoring center can be achieved, the inspection moving equipment can be used for inspecting a power stationaccording to a preset path on the basis of the information interaction, meanwhile, a surrounding environment condition during the inspection process of the inspection moving equipment also can be fedback to the remote monitoring center in real time by the site data acquisition module, so that the inspection path of the inspection moving equipment can be adjusted in real time by the remote monitoring center, an accident is prevented, and the inspection reliability of an inspection intelligent robot, namely inspection moving equipment is finally improved.

The invention relates to a process editor system for process production, which adds a new item in a menu item of a model editor, wherein the user needs to specify a name for the established process definition, and then the user selects a task associated with a workpiece service, clicks the menu item, activates the process editor, and completes the rule definition of the work item. The transformation between rule set file and ontology is realized, so ontology can be used to describe system resources uniformly. Embodiments of the present invention use a process editor system for process production. For a given case, when its rule tree is queried, it traverses from the root node of the tree to evaluate the condition value of each node. If the condition value of the node is true based on the attribute value of the case, and it has a True child node, the condition of the child node is evaluated.

The invention provides highway crossing equipment for power grid construction. The highway crossing equipment comprises at least a group of crossing device and an electric control device. The crossingdevice comprises a base, a supporting rod and a top plate. The supporting rod comprises a fixed sleeve and a telescopic rod. The fixed sleeve is fixedly connected with the top plate. The lower end ofthe telescopic rod is fixedly connected with the base. The telescopic rod is detachably connected inside the sleeve. The electric control device comprises a mounting bracket and a microprocessor, a power supply, a distance detection module I, a video recorder I, a distance detection module II, a video recorder II, an alarm module and a user terminal which are arranged on the mounting bracket. Theuser terminal is connected with the microprocessor through a wireless connection mode. The personnel under the cable or the equipment can be monitored through the distance detection module I and thedistance detection module II, and the video content can be sent to the user terminal through the video recorder I or the video recorder II in necessity. The highway crossing equipment for power grid construction is simple in structure and convenient to install and can eliminate the hidden danger of safety and further eliminate occurrence of accidents so as to be worth popularizing.

The invention relates to a fuzzy prompting method. The method comprises the following steps: a, setting prompting time t0; b. setting a time period t1 or reading a set time period t1; c, entering a prompting state at a time interval from t0-t1 to t0+t1; and d, carrying out exit of the prompting state. The method has the following beneficial effects: (1), a prompting function within a time interval can be obtained by setting prompting time, so that the operation is convenient; (2), prompting can be carried out selectively according to a sensor signal in a prompting preparation state, so that energy conservation is realized; and (3), a feedback to a prompting event processing result can be obtained timely, thereby preventing an accident.

The invention discloses a turbine system of an intelligent ship. The turbine system comprises a turbine part integration platform, a turbine part ship network device and a turbine part shore-based cloud base station. According to the invention, on the basis of a marine engine part integrated platform, advanced informatization technology is applied, and intelligent perception, judgment and analysis of a cabin and shore-based digital twinning are realized, so that the safety and efficiency of a ship during sailing and shore-based remote control and decision making are better ensured, and accidents caused by human factors are greatly reduced or even completely eradicated. The integrated multi-source data acquisition and fusion system can ensure the continuity of time sequence data, and provides data support for a turbine part AR system and a turbine part digital twin system. The AR system of the marine engine part can obviously improve equipment detection in the operation process of the marine engine system of the ship and better monitor the operation state of each equipment of the marine engine system of the ship; and the efficiency can be remarkably improved when the turbine equipment is disassembled, assembled and maintained, the downtime caused by maintenance of the cabin equipment is shortened, and the maintenance cost is reduced.

The invention discloses a compatible packaging frame structure for TFT substrate glass and a working process thereof. The compatible packaging frame structure for the TFT substrate glass comprises a packaging frame base and a packaging frame self-recognition compatible electrical control system. The compatible packaging frame structure for the TFT substrate glass is achieved through the followingtechnical scheme that a roller conveying belt in the compatible packaging frame structure is arranged on a ball bracket, and therefore the effect that the roller conveying belt freely moves relative to the horizontal plane of the packaging frame base can be realized; and a substrate glass packaging frame can be transversely limited through fixing air cylinders on the two sides, the fixing air cylinders on the two sides are provided with the vertical rolling wheels, the substrate glass packaging frame can longitudinally move on the roller conveying belt under the action of jacking air cylinders, the size and the position of the substrate glass packaging frame are detected through metal detection probes at different positions in the roller conveying belt, so that clamping and fixing of the substrate glass packaging frame through the jacking air cylinders (including the far end, the middle end and the near end) at different positions are achieved, and the packaging frame self-recognitioncompatible control function is achieved, and the TFT packaging frame is independent in compatible control mode structure, can be directly installed on an existing substrate glass production line, anddirectly replaces a traditional packaging frame fixing base.

The invention provides a machine room fire-fighting information comprehensive linkage scheduling system and method, which aim at the bottleneck of the traditional fire-fighting technology, are designed through three aspects of environment data intelligent acquisition, data intelligent analysis and power equipment intelligent control, acquire the temperature and humidity, smoke, flame, far infrared heat release signals, electrical load and AI images of a machine room, perform calculation and analysis, discriminate abnormal data through multi-dimensional information comprehensive analysis, and control an air conditioner, a ventilation system, a fireproof door fire extinguisher and a power switch control module according to data linkage. The problems of inaccurate alarm data, untimely alarm data and the like caused by multiple factors such as single environment acquisition data, no data analysis algorithm, incapability of controlling power equipment and the like in traditional fire fighting equipment are solved. Meanwhile, through artificial intelligence analysis, prediction and alarm of potential risks are achieved, power equipment is regulated and controlled, and fire accidents are avoided.

The invention discloses a charging device for a new energy vehicle. The charging device comprises a power supply portion, a propulsion portion fixedly mounted on the left of the power supply portion, and a charging gun. A chute is provided in the bottom end surface of the right of the propulsion portion. A first threaded rod which extends left and right is provided in the chute. The left end surface of the first threaded rod is connected with a first motor. The first threaded rod is connected with a locking block in a way of screw-thread fit, and the locking block is used for being connected with the charging gun in a way of locking fit. The locking block is abutted with and is in sliding-fit connection with the front and back inner walls of the sliding groove. A first transmission cavity which longitudinally extends is provided in the power supply portion, on the right of the chute. The bottom of the first transmission cavity is provided with a second transmission cavity which extends to the right in a communicating way. An accommodation cavity is provided in the side, away from the first transmission cavity, of the power supply portion. An insertion groove is provided in the end surface of one side, above the left of the accommodation cavity, of the power supply portion. The charging device is simple in structure and convenient to operate, insertion operation can be automatically controlled, the safety protection performance is high, and an electric shock accident caused by the exposure of a power supply plug pin is avoided.

The invention discloses a laser light barrier plate which comprises a light barrier plate body, a laser light through hole, an adjusting plate and a cooling circulation system. The middle of the light barrier plate body is provided with the laser light through hole and the adjusting plate, the light barrier plate body is fixed to an optical table through fixing screws installed on a base, the laser light through hole is a long light through hole, the adjusting plate is fixed to the light barrier plate body through a fixing screw, the adjusting plate is adjusted and fixed through a long adjusting hole and the fixing screw, light through holes of different sizes are formed between the laser light through hole the adjusting plate through the action of the adjusting hole and the fixing screw, and a water channel, an inlet in the water channel and an outlet in the water channel of the cooling circulation system are formed in the periphery of the laser light through hole and inside the light barrier plate body. In this way, the laser light barrier plate can adjust the laser light through hole according to the size of a laser light beam, and the unnecessary laser light beams can be blocked and absorbed through the adjustment of the light barrier plate for a plurality of laser light beams.