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32results about How to "Free from cleaning" patented technology

Method and system for detecting defects of transparent substrate

A method and a system for detecting defects of a transparent substrate are provided. The system includes: a plurality of detection channels, each of which includes an illumination component for providing illumination to the substrate and an imaging component for scanning the substrate to provide image of the substrate; a transport module, for producing relative motion between the substrate and the illumination components and the imaging components included in the plurality of detection channels; and a controlling module, for controlling the illumination components and the imaging components included in the plurality of detection channels so that at least two illumination components of the illumination components included in the plurality of detection channels provide illumination to the substrate alternately, and the imaging component included in any of the plurality of detection channels scans the substrate when the illumination component included in that detection channel illuminates the substrate, wherein the imaging components included in at least two detection channels of the plurality of detections channels are the same imaging component. The method and system described by the present invention is capable of discriminating real defects from fake defects which enables substrate to be inspected with free of cleaning.
Owner:SAINT-GOBAIN GLASS FRANCE

Method and system for detecting defects of transparent substrate

A method and a system for detecting defects of a transparent substrate are provided. The system includes: a plurality of detection channels, each of which includes an illumination component for providing illumination to the substrate and an imaging component for scanning the substrate to provide image of the substrate; a transport module, for producing relative motion between the substrate and the illumination components and the imaging components included in the plurality of detection channels; and a controlling module, for controlling the illumination components and the imaging components included in the plurality of detection channels so that at least two illumination components of the illumination components included in the plurality of detection channels provide illumination to the substrate alternately, and the imaging component included in any of the plurality of detection channels scans the substrate when the illumination component included in that detection channel illuminates the substrate, wherein the imaging components included in at least two detection channels of the plurality of detections channels are the same imaging component. The method and system described by the present invention is capable of discriminating real defects from fake defects which enables substrate to be inspected with free of cleaning.
Owner:SAINT-GOBAIN GLASS FRANCE

Water-pollutant separation device, water-pollutant separation and filtration device, ornamental fish tank water-pollutant separation and filtration system, and high density cultivation water-pollutant separation, filtration and oxygen aeration system

The present invention, relating to a water-pollutant separation device, on which a water-pollutant separation and filtration device, an ornamental fish tank water-pollutant separation and filtration system, and a high density cultivation water-pollutant separation, filtration and oxygen aeration system are based on, comprises a tank, a water inlet pipe and a water outlet pipe respectively communicated with the top of the separation tank, and a pollutant discharge pipe disposed at the bottom of the tank; the inner cavity of the tank is provided with a separation structure which is in an inverted barrel shape, having an upper closing cover and slightly smaller external dimensions than that of the tank which provides a gap between the separation structure and the bottom of the tank; a spoiler is installed onto the water inlet pipe after the water inlet pipe passes through the upper closing cover of the separation structure in the tank; the spoiler is sealed at the lower end, and is provided with a plurality of openings or slots on the side wall to generate a subcritical flow to spoil the water flow, the openings or slots being biased in the same direction. In the technical solution, a water-pollutant separation device is preferably added prior to fish tank filtration, and the multiple slots provided on the spoiler are suitable for splitting the flow of relatively large water flow, so that most pollutants in the water can be separated and discharged, thus reducing the accumulation of the pollutants on filtration material, and improving water quality and stability.
Owner:CHANG JUNBIN

A clean-free durable bridge expansion joint device with noise reduction and easy maintenance

The invention discloses a clean-free durable bridge expansion joint device with noise reduction and easy maintenance, include a device body, first steel frame, the second steel frame, the first steelbar, the second steel bar, the first L-shaped fixing plate, the second L-shaped fixing plate, the first steel plate, the second steel plate, the foam cushion, the waterproof layer and the abrasion-resistant shock-absorbing layer, wherein the expansion joint of the bridge cancels the fixed rubber water stop installation groove on the original steel frame, and welds the steel plate on the steel frame, thereby facilitating the installation of the foam cushion, improving the installation efficiency and saving time; The original shaped rubber waterstop is eliminated and the foam cushion is pouredwith self-leveling and anti-aging sealant with low modulus and high elongation, which is not only convenient for construction and maintenance, but also not easy to store garbage and damage. The top ofthe steel frame is painted with an abrasion-resistant and pressure-resistant elastic coating, which is not only corrosion-resistant and has a long service life, but also good abrasion resistance andshock-absorbing effect, so that automobiles can pass through without making noise.
Owner:广东通畅路桥养护科技有限公司

Water-pollutant separation device, water-pollutant separation and filtration device, ornamental fish tank water-pollutant separation and filtration system, and high density cultivation water-pollutant separation, filtration and oxygen aeration system

The present invention, relating to a water-pollutant separation device, on which a water-pollutant separation and filtration device, an ornamental fish tank water-pollutant separation and filtration system, and a high density cultivation water-pollutant separation, filtration and oxygen aeration system are based on, comprises a tank, a water inlet pipe and a water outlet pipe respectively communicated with the top of the separation tank, and a pollutant discharge pipe disposed at the bottom of the tank; the inner cavity of the tank is provided with a separation structure which is in an inverted barrel shape, having an upper closing cover and slightly smaller external dimensions than that of the tank which provides a gap between the separation structure and the bottom of the tank; a spoiler is installed onto the water inlet pipe after the water inlet pipe passes through the upper closing cover of the separation structure in the tank; the spoiler is sealed at the lower end, and is provided with a plurality of openings or slots on the side wall to generate a subcritical flow to spoil the water flow, the openings or slots being biased in the same direction. In the technical solution, a water-pollutant separation device is preferably added prior to fish tank filtration, and the multiple slots provided on the spoiler are suitable for splitting the flow of relatively large water flow, so that most pollutants in the water can be separated and discharged, thus reducing the accumulation of the pollutants on filtration material, and improving water quality and stability.
Owner:CHANG JUNBIN

Preparation method and use method of cured polymer powder

The invention discloses a preparation method and a use method of cured polymer powder, and relates to the technical field of cured polymer powder. The cured polymer powder is prepared from corn starchand cured polymer powder, does not need maintenance, does not crack or deform, and is naturally formed at the room temperature. The strength can reach 80-90% after 2 to 5 hours at the normal temperature, and reaches 100% after 70 hours. The temperature is high, and the reaction speed is fast. When the outdoor temperature is about 30 DEG C, the polymer powder is uniformly blended according to a ratio and poured into a roadbed, after 3 hours, vehicles can run on the roadbed; the property of the cured polymer powder is opposite to that of Portland cement, the Portland cement shrinks, while the cured polymer powder expands, after the 3D printing building material (the cured polymer powder) is printed and molded, maintenance is not needed, no waste is generated, and according to the construction requirements, different strengths can be achieved; the cured polymer powder is mixed with other materials in proportion, such as aeolian sand, coal ash, sandy soil, slag, stone seeds and the like,the materials are uniformly blended and can be used to repair the damaged asphalt road, sweeping is not needed, the cured polymer powder can be filled into a damaged part, and after 3 hours, the traffic can be recovered.
Owner:张映春

Method for controlling temperature of copper brazing furnace

The invention discloses a device for controlling the temperature of a copper brazing furnace. A direct-current power source supplies heating resistors distributed in the copper brazing furnace. 380 V alternating currents are converted into direct currents by means of three-phase bridge rectifier filters. The direct currents serve as the power source of the heating resistors, then the direct currents are inverted into the alternating currents which are the same as the direct currents in frequency but different in amplitude through a power inverter, the alternating currents serve as a first power source, a second power source, a third power source, a fourth power source and a fifth power source, and the six power sources are superimposed to form a total power source of the heating resistors. The temperature inside the copper brazing furnace is detected through a programmable logic controller (PLC), and then the power source of the heating resistors is analyzed, judged, controlled and switched in. According to the method, the influences of environmental changes on the temperature of the copper brazing furnace are avoided by means of the effective control over the power source, and it is guaranteed that the temperature in the copper brazing furnace is constant.
Owner:YANCHENG INST OF TECH

Substrate-inspecting device having cleaning mechanism for tips of pins

In a process in which a plurality of substrates are successively inspected, the tips of pins are cleaned without interrupting the flow of substrate inspection.  A substrate-inspecting device (10, 70) comprises a conveying means (22, 70) including a conveying path extending from a loading portion to an unloading portion, holders (40) for substrates to be inspected provided along the conveying path at predetermined intervals, and a moving means (22t) for moving the holders along the conveying path.  The substrate-inspecting device (10, 70) also comprises an inspecting section (30) that is provided at a position along the conveying path and successively inspects the substrates to be inspected held by the holders of the conveying means.  The inspecting section includes an inspecting jig (28).  The inspecting jig (28) has a plurality of pins.  The inspecting section (30) brings the pins into contact with inspection points in wiring on the substrates to be inspected and measures the electric characteristics of the wiring.  The substrate-inspecting device (10, 70) further comprises a cleaning means (50) provided between any adjacent holders from among the holders provided along the conveying path at the predetermined intervals.  The cleaning means (50) is moved by the moving means of the conveying means, and cleans the pins when the cleaning means passes through the inspecting section.
Owner:NIDEC-READ CORPORATION

All-round cleaning integrated intelligent vacuum cleaner

The invention discloses an all-round cleaning integrated intelligent vacuum cleaner. The vacuum cleaner comprises a vacuum cleaner nozzle, wherein the vacuum cleaner nozzle comprises a sealing fixingplate. The front side of the sealing fixing plate is provided with a dust collecting mechanism, and the rear side is provided with a cleaning mechanism. A top cover is arranged on the top side of thesealing fixing plate. The vacuum cleaner nozzle is provided with the dust collecting mechanism and the cleaning mechanism. The cleaning mechanism can be used for first cleaning garbage with larger particles, and then the dust collecting mechanism is adopted to perform the dust collection process, so that all the garbage and dust can be removed during the cleaning process. The automatic cleaning process is completely achieved without manual cleaning. At the same time, one corner of the dust collecting mechanism is provided with an arc groove, a side agitating brush is arranged at the arc groove, and the other corner is provided with another side agitating brush. The two side agitating brushes can be used for stirring dust at the convex corners and the concave corners to fly, then dust collection can be conducted, and no-dead-corner cleaning can be achieved at the corners.
Owner:山东博硕环保机械设备有限公司
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