50 results about "Stroboscope" patented technology

The invention discloses a yarn weak twist and hairiness intelligent detection system based on visual stroboscopic synchronization, particularly relates to the field of quality control in the textile industry, is used for solving the problem of accurate detection of weak twist and hairiness defects in the yarn production process, and dynamically adjusts the flash frequency of a stroboscope according to the real-time speed and acceleration data of yarn, so that the detection accuracy is improved. The light source and the yarn are ensured to move synchronously, and a high-resolution image is obtained. In combination with yarn motion spectrum analysis and image quality evaluation, a complexity score and a matching degree score are generated and are used for dynamically regulating and controlling image noise reduction and edge detection parameters, and characteristic extraction requirements under different yarn motion conditions are met. The weak twist characteristic and the hairiness texture of the yarn are accurately extracted through a multi-scale edge detection and wavelet transform algorithm, a twist distribution model is constructed, the boundary range is corrected in combination with hairiness distribution data, characteristic interference is reduced, and the detection precision and reliability are improved.

The invention relates to strip steel surface quality inspection equipment which is characterized in that meter inspection instruments are provided with measuring heads, the measuring heads are connected with the corresponding meter inspection instruments, a unit comprises a first steering roller, a second steering roller, a third steering roller and a fourth steering roller, and strip steel enters a second quality inspection table and a fourth steering roller after passing through the first steering roller, a first quality inspection table, a second steering roller and a third steering roller. A first measuring head and a first stroboscope are sequentially arranged on the upper surface of the strip steel driven by the first turning roller and the second turning roller, a second stroboscope and a second measuring head are sequentially arranged on the lower surface of the strip steel driven by the first turning roller and the second turning roller, and an illuminating lamp set is arranged above the second quality inspection table. The device has the advantages that manual visual inspection is not needed, picture information is uploaded to a display screen by adopting the upper surface meter detector measuring head and the lower surface meter detector measuring head, and quality inspection personnel can observe pictures at any time conveniently; the vertical quality inspection table and the horizontal quality inspection table are adopted, and non-stop rapid quality inspection of the upper / lower surface of the strip steel is achieved.

The utility model discloses a kind of self-service single taking machines, including machine body, the machine body bottom end is equipped with universal wheel, machine body upper side is provided with reading assembly, reading assembly includes identity card reader and medical insurance card reader, the outside of identity card reader and medical insurance card reader is equipped with warning assembly. By setting warning assembly, when the user places identity card or medical insurance card on reading assembly in use process, the light detected by light sensor in warning assembly is blocked by card at this time, illumination intensity will change, light sensor will rapidly perceive change and detect feedback to control module in machine body, at this time, stroboscope in mounting groove is lit, the light generated by it is projected on to outside through light transmission plate and prompts user, prevent user from forgetting identity card or medical insurance card on machine body, avoid unnecessary loss.

The utility model relates to the related technical field of stroboscopes, in particular to a wireless synchronous stroboscope which comprises a synchronous stroboscope body, the bottom end of the synchronous stroboscope body is provided with a synchronous stroboscope holding rod, one end of the synchronous stroboscope body is provided with a charging dustproof assembly, and the other end of the synchronous stroboscope body is provided with a wireless communication module. Fixing assemblies are arranged on the two sides of the synchronous stroboscope holding rod. Through the arrangement of the charging dustproof assembly, the embedding of the dustproof cover and the charging hole, the tight fitting of the sealing rubber strip and the dual dustproof design of the blocking frame, dust can be more effectively prevented from entering the charging port, and through the connection of the elastic band, the dustproof cover can be completely taken down during charging, so that the interior of the charging hole can be checked and cleaned regularly, and the charging efficiency is improved. The fixing assembly adopts a mode that a bandage crosswise penetrates through a square-shaped buckle and is bonded through a bonding layer, the tightness can be adjusted according to the size of a palm and the holding comfort degree, and the device is effectively prevented from falling off in cooperation with an elastic rubber strip on a baffle.

1. The name of the design product: LED strobe light (stroboscope). 2. The use of the design product: The design product is used for warning lighting. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

The utility model relates to the technical field of electric vehicle accessories, and discloses an anti-collision tail plate with an early warning structure for an electric vehicle, which comprises a tail plate main body, an LED (light-emitting diode) stroboscope lamp is fixedly mounted on the end surface of one side, far away from wheels of the electric vehicle, of the tail plate main body, a U-shaped mounting frame is arranged on one side of the LED stroboscope lamp, and sound-light alarm lamps are fixedly arranged at two ends of the U-shaped mounting frame; a fixing block is fixedly arranged on the end face of the side, close to an electric vehicle wheel, of the tailboard body, a connecting support is rotationally connected to the outer side of the fixing block, a movable connecting unit is arranged at the end, away from the fixing block, of the connecting support, and a fixing unit is arranged on one side of the movable connecting unit. According to the anti-collision tail plate with the early warning structure for the electric vehicle, the tail plate body is hinged to the tail position of the electric vehicle, when the tail plate body is subjected to external force, the first conductive block makes contact with the second conductive block, an early warning circuit is connected, early warning is carried out through the LED stroboscope lamp and the sound-light alarm lamp, and anti-collision early warning can be well carried out.

1. The name of the design product: long strip stroboscope. 2. The use of the design product: for stage lighting. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1. 5. The top view has been embodied in the use state 1; the bottom view has been embodied in the perspective view 2, and the top view and the bottom view are omitted.

An apparatus for making spin art is provided. In the apparatus, a spinnable platen is conformed for removably supporting a substrate, a stroboscope is arranged for flash illumination of a substrate mounted on the spinnable platen, and at least one laser pointer is cooperatively configured with a pigment depositor such that in operation, the pointer illuminates the substrate portion that is user-selected for deposition of pigment material by the pigment depositor.

The invention discloses a moving object signal synchronization method, device and equipment, a medium and a product, and relates to the field of signal processing, and the method comprises the steps: obtaining two adjacent pulse signals outputted when a photoelectric reflection type sensor collects a moving object position signal; determining an operation cycle of the moving object based on the two adjacent pulse signals; determining a delay period based on the operation period; determining a delay time based on the delay period; and acquiring a pulse signal at the current moment, taking the pulse signal at the current moment as a trigger signal of the camera, and on the basis of the trigger signal, controlling the stroboscope to delay triggering according to the delay time, and shooting to obtain a moving object image so as to realize signal synchronization of the moving object. According to the method, the signal synchronization cost can be reduced while the signal synchronization efficiency of the moving object can be improved, and the problem that clear images are difficult to capture in the shooting process of the moving object is solved.

1. The name of the design product: luxmeter. 2. The use of the design product: the design product is used for testing illumination value, ultraviolet radiation intensity, lamp stroboscope, lamp spectrum, sun protection rating, UVI ultraviolet level. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view 1.

The invention relates to the technical field of myopia prevention, and discloses a novel head-mounted myopia prevention system, which comprises an ambient light data acquisition module used for acquiring ambient light data at a set frequency; and the data processing unit is used for performing mathematical transformation on the ambient light data acquired in a period of time, comparing a transformation result with a preset threshold value, and obtaining whether the ambient light source stroboscopes or not and whether the electronic product is used or not according to a comparison result. Compared with an existing method for detecting flicker of an electronic screen, the intelligent glasses have the advantages that excessive sensors do not need to be arranged, on the basis of not increasing hardware cost, the functions of the existing intelligent glasses for preventing and treating myopia are expanded, whether electronic products are used or not is judged by detecting the stroboscopic frequency of ambient light, and the economical efficiency is very good.

The invention relates to the technical field of elevator safety detection, and provides an elevator speed governor detection method and device based on infrared stroboscopic and phase difference speed measurement, and the method comprises the steps: pasting high-reflection infrared mark points at the edge of a speed governor rope wheel at equal intervals, and calculating the initial emission frequency of an infrared stroboscope according to the rated rotation speed; an infrared stroboscope is used for pulse type infrared light irradiation, and a high-precision camera is used for collecting a rope wheel dynamic image sequence; graying processing is carried out on the image sequence, the positions of the mark points in adjacent frames are identified by adopting a dynamic weighting template matching algorithm, and pixel coordinates are obtained; pixel displacement is converted into actual physical arc length displacement through a dynamic mapping model, and a phase difference is calculated; the real-time rotating speed of the speed limiter is calculated according to the phase difference and converted into the real-time linear speed; and the real-time linear speed is compared with a preset speed threshold value for judgment, and a speed limiter action state judgment result is obtained. According to the invention, the detection precision and reliability of the elevator speed governor are improved, and the strict requirements of elevator safety standards are met.

The utility model relates to the field of water outlet devices, in particular to a water outlet device. Comprising a water outlet passage, a water outlet is formed in the water outlet passage, a plurality of stroboscopic lamps are evenly arranged around the water outlet in the circumferential direction, an electric passage connected with the stroboscopic lamps is arranged, the stroboscopic lamps are connected and controlled with a light source control system, and after water flows out of the water outlet, the light source control system controls the stroboscopic lamps to be started; the light module is provided with a power supply chip and a control chip, the stroboscopic lamps are arranged on the light module, the light module is provided with at least three stroboscopic lamps, the water flow anti-gravity visual effect is achieved through the falling water flow scattered by the stroboscopic lamps when water is received, and the man-machine interaction is enhanced.

The invention belongs to the technical field of pronunciation disorder vocal cord vibration models, and particularly relates to a pronunciation disorder vocal cord vibration model establishing system which comprises an image acquisition module used for acquiring vocal cord vibration images by using a high-definition electronic stroboscopic laryngoscope; the image preprocessing module is used for performing enhancement, noise reduction and segmentation processing on the image acquired by the image acquisition module; and the vocal cord vibration feature extraction module is used for extracting vocal cord features according to the image processed by the image preprocessing module. The vocal cord region can be accurately identified and segmented by using a semantic segmentation algorithm based on deep learning, interference of complex backgrounds such as surrounding tissues and secretions can be effectively eliminated, the vocal cord tissues and the backgrounds can be accurately distinguished even if mucus adheres to the periphery of the vocal cord, accurate image data can be provided for subsequent feature extraction, and the vocal cord recognition accuracy is improved. And the reliability and accuracy of feature extraction are improved.

The utility model provides an alarm device which comprises a light emitting module, the light emitting module is provided with a shell, a control panel, a stroboscope lamp and a prompt lamp set, the shell is provided with a containing cavity, the control panel is arranged in the containing cavity, the control panel is provided with a receiving module, an alarm module and an information processing module, the alarm module is electrically connected with the stroboscope lamp, and the information processing module is electrically connected with the stroboscope lamp. The alarm module can send out alarm signals through the stroboscope lamp, the receiving module is used for receiving different types of alarm signals, the information processing module has multiple prompt modes, the information processing module is electrically connected with the prompt lamp set, and the information processing module controls the prompt lamp set to work according to the different prompt modes. By adopting the structure, the problems of single alarm signal and insufficient applicability to special users in the prior art can be solved.

The utility model relates to strip steel surface quality inspection equipment, each meter inspection instrument is provided with a measuring head, the measuring head is connected with the corresponding meter inspection instrument, a unit comprises a turning roll I, a turning roll II, a turning roll III and a turning roll IV, and strip steel enters a quality inspection table II and a quality inspection table IV through the turning roll I, a quality inspection table I, a quality inspection table II and a quality inspection table III. A first measuring head and a first stroboscope are sequentially arranged on the upper surface of the strip steel driven by the first turning roller and the second turning roller, a second stroboscope and a second measuring head are sequentially arranged on the lower surface of the strip steel driven by the first turning roller and the second turning roller, and an illuminating lamp set is arranged above the second quality inspection table. The utility model has the advantages that: manual visual inspection is not needed, and picture information is uploaded to a display screen by adopting the upper surface meter detector measuring head and the lower surface meter detector measuring head, so that quality inspection personnel can observe pictures at any time conveniently; the vertical quality inspection table and the horizontal quality inspection table are adopted, and non-stop rapid quality inspection of the upper / lower surface of the strip steel is achieved.

The utility model discloses a fuse monitoring system for an exciter, which comprises an exciter body, a stroboscope host, a camera module and an end cover, the stroboscope host and the camera module are arranged on one side of the exciter body, the stroboscope host is provided with a stroboscope lamp module, and the end cover is arranged on the stroboscope host. The exciter body is installed on the stroboscope host, the stroboscope lamp module is used for interfering light frequency in the exciter body with strong light so that a high-speed rotation state can be presented in a low-speed state, the camera module is installed on the stroboscope host, and the camera module is used for flexibly adjusting and adapting to the stroboscope lamp module and performing projection observation on the low-speed state. Synchronous strong light interference emitted by the stroboscope lamp module is realized, so that a fuse which rotates at a high speed in the exciter is in a low-speed or static state, and the observation precision is remarkably improved; the end cover isolates external light interference and cooperates with the rubber pad for sealing and damping, so that clear and stable images of the camera module are guaranteed, and the camera module has certain use value and popularization value.

The invention relates to an acousto-optic response type bird repelling device applied to a power transmission line, and relates to the technical field of electric power auxiliary instruments, the acousto-optic response type bird repelling device comprises a box body, a sensor and a buzzer are arranged on the side face of the box body, stroboscope lamps are arranged at the corners of the peripheral side of the box body, and the sensor detects that birds approach to start the buzzer and the stroboscope lamps to achieve acousto-optic response bird repelling; a transverse stretcher is arranged below the box body. The bottom of the transverse stretcher is provided with an insulator used for hanging a power transmission line. A bird repelling agent assembly is arranged in the box body and comprises a storage bin used for storing bird repelling agent particles and a discharging pipe fixed to the bottom of the storage bin, and a movable seat is fixedly arranged at the bottom of the box body. According to the device, bird repelling and transverse stretcher cleaning are integrated, in the advancing process, cleaning of the top of the transverse stretcher and accurate discharging and firm bonding of bird repelling agent particles are synchronously achieved, the bird repelling agent particles are firmly bonded to the surface of the transverse stretcher at regular intervals, and therefore the bird repelling effect is continuously achieved.

The utility model relates to the technical field of stroboscopes, and discloses a light emitting structure of a stroboscope, which comprises a stroboscopic light source, a condenser, a light equalizing plate and a reflector are sequentially arranged according to the conduction sequence of the light of the stroboscopic light source, the condenser is used for guiding the light to the light equalizing plate, the light equalizing plate is used for refracting the light to form parallel light, and the reflector is used for reflecting the light to the stroboscopic light source. Through the arrangement of the stroboscopic light source, the condenser, the light uniformizing plate and the reflecting plate, the light is guided to the light uniformizing plate through the condenser, the light is refracted through the light uniformizing plate to form the parallel light, the uniformity degree of emergent light is improved, and the emergent light is obtained through reflection of the reflecting plate. Therefore, the light-emitting direction is convenient to control, and the LED lamp is suitable for long-distance irradiation stroke environments.

The invention belongs to the field of aviation, and particularly relates to an emergency communication system in a cabin, which comprises a main control system and a plurality of photoelectric sensing helmets, during emergency communication, in a photoelectric sensing helmet, a telephone transmitter converts collected sound into a communication electric signal, a control chip processes the communication electric signal and outputs the communication electric signal to a portable stroboscope lamp, and the portable stroboscope lamp transmits the communication electric signal in the form of an optical signal; after the photoelectric receiver receives an optical signal of the portable stroboscope lamp, the optical signal is processed by the optical communication control chip and then is output to the emergency lighting lamp, and the emergency lighting lamp transmits the optical signal; and in the other photoelectric sensing helmet, after the light sensor receives the light signal of the emergency lighting lamp, the light signal is converted into a communication electric signal, the communication electric signal is output to the earphone after being processed by the control chip, and the earphone converts the communication electric signal into sound.

The utility model discloses a double light source stroboscope controller, aims at solving the problem that current light source controller can only support single light source, low luminance regulation precision, lack of synchronous control and remote management etc. The controller includes main control module, communication module, luminance regulation module, light source drive module, synchronous control module, paper break detection module, power management module, isolation protection module and configuration storage module. Main control module adopts STM32F407ZET6 microcontroller, possesses a variety of peripheral interface, is used for realizing the control of light source and the time sequence linkage of camera. Luminance regulation module uses MCP4728DAC chip to realize 4096 level light source luminance regulation, and light source drive module adopts MOS drive device to realize high -speed stroboscope control, and synchronous control module supports the synchronous selection of external encoder or internal signal, and paper break detection module realizes abnormal response through photoelectric coupler and logic control, and power module supports 24V input and step -by -step voltage stabilizing output 5V and 3.3V for each functional module.

The utility model provides a visual inspection amplification device. The visual inspection amplification device comprises a lens assembly and two mounting racks connected with two ends of the lens assembly, the lens assembly comprises a magnifying lens of a rectangular structure and a lens frame connected with the edge of the magnifying lens, the mounting frame comprises a positioning mounting block and a movable connecting block, a positioning mounting part is formed at the upper end of the positioning mounting block, and a movable connecting part is formed at the lower end of the positioning mounting block; the upper end of the movable connecting block is hinged to the movable connecting part, and the lower end of the movable connecting block is fixedly connected with the lens frame. According to the utility model, by adjusting the hinge included angle between the movable connecting block and the positioning mounting block, the lens assembly connected with the movable connecting block can face the irradiation imaging area of the stroboscope, and the imaging area is observed through the magnifying lens, so that the details of characters or patterns of printed matters can be more intuitively observed, and hidden printing problems can be conveniently screened; and printing faults can be eliminated in time, and the printing qualification rate is increased.

The invention discloses a stroboscopic-assisted manual online inspection method for cable surface lettering. The method comprises the following steps: (1) establishing an online inspection production station for cable surface lettering; and (2) an operator is in place and checks. In the step (1), stroboscopic equipment capable of automatically starting, following and adjusting brightness is erected on a production station. The stroboscopic device collects background environment light intensity, operator in-place information, cable production linear speed and reflected light intensity of the stroboscopic instrument on the surface of the cable, and the controller calculates and feeds back and controls the flicker frequency and stroboscopic light intensity of the stroboscopic instrument. In the step (2), the controller calculates the flicker frequency and brightness of the stroboscope and controls the stroboscope to work according to various conditions on site, so as to assist operators to observe letters printed on the surface of the cable with naked eyes. The flicker frequency of the stroboscope can be automatically adjusted according to information such as the linear speed of a production line, the brightness of the stroboscope can be automatically adjusted according to the brightness of background light, full-automatic work can be achieved, and personnel intervention is not needed.

The stage lamp with the auxiliary lamp comprises a lamp holder and a light-emitting plate, one end of the lamp holder is provided with a lamp plate installation cavity, and the light-emitting plate is installed in the lamp plate installation cavity. The light-emitting plate is provided with a plurality of light-emitting lamp set columns and a plurality of stroboscope lamp set columns, and the light-emitting lamp set columns are arranged side by side in the width direction. The light-emitting lamp group columns comprise a plurality of light-emitting lamp units which are arranged at intervals in the length direction, and the stroboscope lamp group columns are arranged between every two adjacent light-emitting lamp group columns. According to the stage lamp with the auxiliary lamp, the light-emitting lamp set column and the stroboscope lamp set column are combined for use, richer light show can be achieved, and the more coordinated effect can be achieved by accurately controlling the flicker mode of the stroboscope lamp and being matched with other dynamic light systems. Moreover, the light emitting bodies capable of emitting different light rays are combined on the same light emitting plate, so that the carrying volume is not increased too much, and the whole lighting effect of the stage lamp can be improved in a larger range.

This invention relates to the field of intelligent sensor technology, specifically to a non-contact speed measurement method and system based on an LED stroboscope, comprising the following steps: acquiring time intervals, factoring prime numbers to establish a verification period, emitting pulse light to obtain the dual-mode spacing, obtaining the dwell distance in ascending order and scaling it proportionally with the limit width, scaling the stroboscope step size according to the minimum span, and combining intervals to obtain the period-mapped rotational speed. In this invention, by constructing independent prime numbers as alternating illumination benchmarks, period overlap interference is eliminated. The undetermined dwell slip distance is extracted based on the dual-mode edge blur spacing and scaled proportionally with the allowable limit image edge blur width. A scale transformation fusion is performed on the minimum frequency adjustment span to obtain the stroboscope adjustment time step size. The true periodic pulse elements are extracted by combining the current emission time interval and mapped to mechanical rotation frequency features, eliminating subjective visual errors and reading delays, achieving automatic analysis of operating speed, and significantly improving speed measurement performance.

The utility model discloses a waterproof stroboscope lamp which comprises a connecting frame and extending blocks, and the two sides of the connecting frame are fixedly connected with the extending blocks. Bolts are connected to the interiors of the extension blocks in a penetrating mode, rotating rods are connected to the two sides, close to the top, of the connecting frame in a penetrating mode, a waterproof cover is fixedly connected to the surface of one side of each rotating rod, and a body is fixedly installed in each waterproof cover. A plurality of buffer assemblies are arranged on the surface of the waterproof cover; the buffering assembly comprises a bottom plate fixedly connected with the waterproof cover, and a sliding groove is formed in the surface of the side, away from the waterproof cover, of the bottom plate. Wherein a plurality of sliding blocks are slidably connected into the sliding grooves, fixing blocks are fixedly connected to the surfaces of the sides, away from the sliding grooves, of the sliding blocks, and by arranging the buffering assemblies, the stroboscope lamps placed on the two sides of the stage can be buffered and protected, so that the situation that when the stroboscope lamps collide with workers, the stroboscope lamps are damaged is avoided.

The invention relates to an upper structure, in particular to an upper structure for overwater supervision and law enforcement safety guards. The invention aims to solve the problems that the existing overwater supervision method is greatly limited in terrain, small in supervision range and supervision time domain coverage and cannot process illegal ships in time. The system comprises an upper structure, safety supervision detection equipment, an industrial personal computer and a warning stroboscope lamp, the safety supervision detection equipment is installed on the upper structure, the industrial personal computer is installed in the safety supervision detection equipment, and the warning stroboscope lamp is installed on the side face of the ceiling of the upper structure. The invention belongs to the technical field of energy self-sustaining overwater safety supervision.

The utility model provides a film printing detection device which comprises a rack, a fixing plate, a first fixing rod and a second fixing rod are arranged in the middle of the rack, the two ends of the fixing plate, the two ends of the first fixing rod and the two ends of the second fixing rod are all fixedly connected with the rack, the second fixing rod is located in front of the first fixing rod, a background plate is installed in the middle of the front face of the fixing plate, and a lamp panel is arranged in the middle of the background plate. A stroboscope lamp is arranged in the middle of the first fixing rod, an induction assembly is installed in the middle of the second fixing rod, and the background plate provides back light and reference ground color for the passing film. The moving speed of the thin film is detected through the speed sensor, detected data signals are transmitted to the controller, the controller records and calculates the data signals and sends signals to the stroboscopic lamp, the stroboscopic lamp sends stroboscopic light with the corresponding frequency according to the signals sent by the controller, the light frequency of the stroboscopic lamp does not need to be repeatedly adjusted for many times, and the operation is simple and convenient. The operation efficiency is high, and the detection precision is higher.