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47results about How to "Convenient re-examination" patented technology

Tunnel inspection image acquisition device and tunnel inspection system

The invention discloses a tunnel inspection image acquisition device and s tunnel inspection system. The tunnel inspection image acquisition device comprises a plurality of CD cameras, a plurality ofauxiliary light sources, and a fixed bracket, wherein the CD cameras and the auxiliary light sources are fixed on the fixed bracket, and fixing positions of the plurality of CCD cameras are arranged on the same circular ring; in a working state, the center of the circular ring is arranged at the circle center of a tunnel so as to ensure that the distances from the plurality of CCD cameras to a tunnel inner lining are identical, and the overall photographic angle of the plurality of CCD cameras cover the range of the tunnel inner lining. According to the tunnel inspection system, the tunnel inspection image acquisition device is arranged on a flaw detection mobile platform and cooperates with a computer, a display, a synchronous encoder and a data collector to perform synchronous photographing, disease identification, real-time stitching and display of the tunnel. The tunnel inspection image acquisition device and the tunnel inspection system have the technical features of wide detection range, fast detection speed and high timeliness.
Owner:SHANGHAI ORIENTAL MARITIME ENG TECH CO LTD

Passing-through type specific metal detecting door

The invention relates to a passing-through type specific metal detecting door which comprises a door head main control box and two side door plates. The door head main control box is connected with the upper end of each of the two side door plates for forming a detecting channel. The door head main control box comprises a microcontroller, a data memory, a signal output circuit, a signal acquisition circuit, a display screen and a power supply. Each side door plate comprises a sensor board, a detecting area and a warning lamp. The detecting area is internally provided with an electromagnetic induction coil, a receiving coil and a calibration coil. According to the passing-through type specific metal detecting door, because the electromagnetic induction coil, the receiving coil and the calibration coil are arranged in the detecting area, the electromagnetic induction coil generates a detecting magnetic field which covers the detecting area; different kinds of metal generate different secondary magnetic fields in the detecting magnetic field because of an eddy current; the receiving coil receives the magnetic signal of the secondary magnetic field and transmits the corresponding electric signal to the microcontroller; and performing warning by the microcontroller according to the electric signal with a specific magnitude, thereby realizing warning on specific forbidden metals.
Owner:DATONG KUAIAN TECH CO LTD

Needle guiding support device

The invention discloses a needle guiding support device, which consists of a guiding support structure and a direction indicating plate. The guiding support structure consists of a base, a universal connecting rod, a connecting plate, a supporting plate, a puncture needle supporting piece, and a sheath, wherein the universal connecting rod is connected with the base and can be bent in any direction; the connecting plate is connected with the universal connecting rod; the supporting plate is movably connected with the connecting plate; the puncture needle supporting piece is arranged on the supporting plate and is used for fixing a puncture needle and guiding; and the sheath is arranged on the connecting plate and sleeved on the universal connecting rod. The direction indicating plate has a graphometer structure and is arranged on the puncture needle supporting piece; a plane where the direction indicating plate is positioned is parallel to a line where the puncture needle is positioned; the center of the circle of the direction indicating plate is movably connected with the puncture needle supporting piece, so that the direction indicating plate can freely swing; an angle scale is marked on the circumference of the direction indicating plate; an indicating scale which corresponds to a symmetry axis is 0 degree, and is a centre-of-gravity position in a vertical plane; and the scale is uniformly arranged from 90 degrees below zero to 90 degrees on an arc on left and right sides of the zero-degree angle respectively. The needle guiding support device has the advantages of convenient operation, simple structure, and low cost.
Owner:张惠玲 +1

Storage tank top plate intelligent detection device and detection method thereof

The invention relates to a storage tank top plate intelligent detection device and a detection method thereof. The storage tank top plate intelligent detection device comprises a detection trolley, adefect paint-spraying marking device, a laser obstacle-avoiding system and an information transfer system; crawler belt type crawling mechanisms are arranged on the two sides of a chassis of the trolley; a sensor retractable controller is connected with an electric push rod; the electric push rod is connected with a longitudinal rod of a T-shaped retractable piece; the upper end of the T-shaped retractable piece is connected with a connecting rod; a cross rod of the T-shaped retractable piece is connected with a conical block; the lower end of the conical block is fixedly connected with a damping plate; a rolling type phased array ultrasonic sensor and a distance encoder are arranged on a sensor mounting base; an automatic coupling structure is arranged in front of the rolling type phasedarray ultrasonic sensor; and the paint-spraying marking device is positioned right behind the rolling type phased array ultrasonic sensor. The storage tank top plate intelligent detection device can mark the defects after detecting the defects so as to facilitate later re-inspection.
Owner:NORTHEAST GASOLINEEUM UNIV

Forensic medicine examination automatic identification system and method based on deep learning

PendingCN110033445AOvercome the defects that cannot be stored for a long timeUseful for follow-up callsImage enhancementImage analysisData expansionElectron injection
The invention discloses a forensic medicine examination automatic identification system based on deep learning. The system is used for examining diatom and comprises a data acquisition module which isused for performing automatic image acquisition and image segmentation on a to-be-examined tissue sample so as to obtain a plurality of electron injection images corresponding to the tissue sample astraining data samples and output the training data samples; a data expansion module which is connected with the data acquisition module and is used for carrying out sample quantity amplification on the input training data samples based on a predetermined sample amplification method; a model iterative training module which is connected with the training data expansion module and is used for carrying out iterative training by adopting a deep learning method based on the training data sample and/or an externally input training sample to form a deep learning model; and a recognition module whichis connected with the model iterative training module and is used for carrying out diatom component inspection on the input electron injection picture based on the deep learning model, so that the full automation of the diatom inspection is realized, and the diatom inspection accuracy is improved.
Owner:ACADEMY OF FORENSIC SCIENCE

Tunnel routing inspection method

ActiveCN110593957AImprove inspection timelinessImprove the timeliness of inspection and achieve efficiencyMining devicesClosed circuit television systemsCcd cameraLight source
The invention discloses a tunnel routing inspection method. The method includes the following steps that S1, a flaw detection movement platform enters a tunnel area, the center of a circular ring where a plurality of CCD cameras on the flaw detection movement platform are located is adjusted to be the circle center position of a tunnel, thus the distances between the plurality of CCD cameras and atunnel lining surface are consistent, and then tunnel routing inspection is started; S2, according to the displacement amount of the flaw detection movement platform, synchronous pulse periodic signals are sent at intervals of fixed distance so as to trigger the plurality of CCD cameras and a plurality of auxiliary light sources to work synchronously, and tunnel lining images are shot; S3, the tunnel lining images are collected in real time and are numbered in combination with the synchronous pulse periodic signals; and S4, the numbered tunnel lining images are subjected to image recognitionand trouble spot marking, and meanwhile the tunnel lining images which are already subjected to trouble spot marking are spliced and displayed in real time. The tunnel routing inspection method has the technical characteristics that the detection speed is high, the timeliness is high, the recognition accuracy is high, routing inspection positioning is accurate, and the shot images are clear.
Owner:SHANGHAI ORIENTAL MARITIME ENG TECH CO LTD

Label machine

The invention relates to the field of label production, in particular to a label machine. The label machine aims to solve the problem that reciprocating transportation and multiple-time inspection needs to be carried out in the label processing process. According to the technical scheme, the label machine is characterized by comprising a machine frame, a paper feeding device, a first detection device, a die cutting device, a second detection device, a finished product sorting device and an alarm device, wherein the finished product sorting device is located at the next station of the second detection device and used for tearing label paper, the alarm device is coupled to the first detection device and the second detection device, the alarm device gives an alarm according to the detection result, and the label paper position is limited and driven by a plurality of rotating rollers connected to the machine frame. According to the label machine, by the design of the first detection device, the second detection device and the alarm device, the label paper can be inspected while the next procedure is automatically carried out, the trouble of reciprocating transportation is reduced, andworkers do not need to watch in real time and carry out manual inspection.
Owner:重庆沃顿精密电子有限公司

Measurement method capable of accurately controlling caterpillar gate embedded part coplanarity

ActiveCN102937435AHigh repeatable measurement reliabilityImprove work efficiencyMeasurement devicesTheodoliteVernier scale
The invention provides a measurement method capable of accurately controlling caterpillar gate embedded part coplanarity. The measurement method is characterized in that a theodolite is arranged on a set measuring basis control point position, a magnet base is positioned on the work surface of an embedded part to be measured, the root portion of a vernier caliper is tightly attached to the measuring work surface of the embedded part, scales of the vernier caliper face to the ocular visible position of the theodolite or a total station, the scale line of the well placed vernier caliper is sought through an ocular cross line of the theodolite or the total station, the scale position of the vernier caliper corresponding to an ocular of the theodolite or the total station is determined, the number value of the vernier caliper is read, and the vernier caliper reading difference value of all other detection points is the vertical difference value of the embedded part; and reading values of all points of the work surface of another embedded part are measured by repeating the steps, the difference value of two side vernier caliper reading difference values is the difference value of embedded part coplanarity, and the embedded parts are adjusted to reach the preset adjustment position by determining the difference value of the coplanarity and the verticality of the embedded parts.
Owner:CHINA GEZHOUBA GRP INT ENG

Civil aviation maintenance work card system based on voiceprint recognition and voice instruction control

The invention provides a civil aviation maintenance work card system based on voiceprint recognition and voice instruction control, which comprises audio acquisition equipment, a noise reduction processing module, a voiceprint recognition module, a service processing module and a voice synthesis module, and is characterized in that the audio acquisition equipment acquires an audio file and transmits the audio file to the noise reduction processing module; wherein the noise reduction processing module performs environment sound filtering and human voice gain processing on a received audio fileand then transmits the audio file to the voiceprint recognition module, the voiceprint recognition module performs fragmentation, peak clipping and feature extraction on the audio file after noise reduction, constructs a voiceprint model according to features, compares the voiceprint model with a sample voiceprint model and returns comparison similarity, the models are transmitted to the service processing module, and the service processing module carries out identity verification according to the comparison similarity. According to the civil aviation maintenance work card system based on voiceprint recognition and voice instruction control, the safety problem of work card operation is solved through the biotechnology, and meanwhile the maintenance process is organized and intelligentizedbased on voice recognition control.
Owner:SHANDONG AIRLINES CO LTD

Magnetic defect detector for discovering surface defects of metal material

The invention relates to the technical field of flaw detection, and discloses a magnetic defect detector for discovering surface defects of a metal material. A control box is fixedly mounted on the inner wall of the top of a probe, a record display screen is fixedly mounted on the upper surface of the control box, a record memory is arranged on the inner wall of the control box, supporting legs are movably connected to the lower surface of the probe, an inner cavity is formed in each supporting leg, the inner wall of the inner cavity is fixedly connected with a pipeline, the top of the pipeline is movably connected with a firing pin, the outer wall of the firing pin is provided with a spring, the other end of the pipeline is connected with a contact head in an inserted mode, the left side of the inner wall of the inner cavity is movably connected with the spring, and the end, close to the bottom of the inner cavity, of the pipeline is provided with a fixing position. According to the magnetic defect detector for discovering the surface defects of the metal material, the striker and the spring are matched for use, the spring and the striker are very similar to an automatic ball-point pen, and the spring is pressed to generate elastic force by pulling the handle, so that the contact head is pushed out.
Owner:杨飞

Needle guiding support device

The invention discloses a needle guiding support device, which consists of a guiding support structure and a direction indicating plate. The guiding support structure consists of a base, a universal connecting rod, a connecting plate, a supporting plate, a puncture needle supporting piece, and a sheath, wherein the universal connecting rod is connected with the base and can be bent in any direction; the connecting plate is connected with the universal connecting rod; the supporting plate is movably connected with the connecting plate; the puncture needle supporting piece is arranged on the supporting plate and is used for fixing a puncture needle and guiding; and the sheath is arranged on the connecting plate and sleeved on the universal connecting rod. The direction indicating plate has a graphometer structure and is arranged on the puncture needle supporting piece; a plane where the direction indicating plate is positioned is parallel to a line where the puncture needle is positioned; the center of the circle of the direction indicating plate is movably connected with the puncture needle supporting piece, so that the direction indicating plate can freely swing; an angle scale ismarked on the circumference of the direction indicating plate; an indicating scale which corresponds to a symmetry axis is 0 degree, and is a centre-of-gravity position in a vertical plane; and the scale is uniformly arranged from 90 degrees below zero to 90 degrees on an arc on left and right sides of the zero-degree angle respectively. The needle guiding support device has the advantages of convenient operation, simple structure, and low cost.
Owner:张惠玲 +1

Installation method of a coiled tubing defect spray marking system

The invention discloses an installation method of a coiled tubing defect spray marking system, which belongs to the technical field of tubing detection, and is characterized in that it comprises the following steps: S1, installing the coiled tubing through the marking positioning device, and setting the roller encoder in the continuous On the magnetic flux leakage detection unit of the tubing magnetic flux leakage detection device; S2. Connect the marking positioning device with the electrical control box, connect the coiled tubing magnetic flux leakage detection device with the signal processing box, and the signal processing box is connected with the electrical control box respectively. The control box is connected to the computer; S3. Finally, insert the debugged paint spray gun into the spray gun ferrule, and align the nozzle of the paint spray gun with the wall of the coiled tubing. The whole installation process of the present invention is convenient and fast, and can realize the stable connection between the magnetic flux leakage detection device of the coiled tubing and the marking positioning device, and realize the precise marking positioning of defects, which not only ensures the safety of the coiled tubing operation, but also reduces the operating cost.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1

Storage tank roof intelligent detection device and its detection method

The invention relates to an intelligent detection device for the roof of a storage tank and a detection method thereof, wherein the intelligent detection device for the roof of a storage tank includes a detection trolley, a defect spray paint marking device, a laser obstacle avoidance system, and an information transmission system. Crawler-type crawling mechanism, the sensor retractable controller is connected to the electric push rod, the electric push rod is connected to the longitudinal rod of the T-shaped retractable part, the upper end of the longitudinal rod of the T-shaped retractable part is connected to the connecting rod, and the horizontal rod of the T-shaped retractable part is connected to the cone Shaped block, the lower end of the tapered block is fixedly connected with the shock absorbing plate, one end of the shock absorbing spring is fixedly connected with the sensor mounting seat, the other end of the shock absorbing spring is fixedly connected with the shock absorbing plate, and the rolling phased array ultrasonic sensor and the distance encoder are installed on the On the sensor mounting seat, an automatic coupling structure is installed in front of the rolling phased array ultrasonic sensor, and the painting marking device is located directly behind the rolling phased array ultrasonic sensor. The invention can mark the defects after checking out the defects, which is convenient for re-inspection later.
Owner:NORTHEAST GASOLINEEUM UNIV
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