606results about How to "Extended lighting range" patented technology

This invention is to propose a light base structure of high-power LED street lamp that has a concaved room with symmetrical rectangular plains inside. With the design, high-power LED modules can be mounted on the base and emit light with various interlacing included angles and at interlacing locations. The included angle of the normal lines of the outermost two symmetrical rectangular plains is designed between 60-140 degrees. The purpose of this invention is to produce optimal optical effects, including broadening lighted range and enhancing light brightness and uniformity in effective lighted area.

A method for increasing the dynamic light intensity range of an image by combining pixel data from multiple images collected at different levels of illumination intensity to create a single floating-point image representation of an observed scene.

The invention discloses a visual online image ferrography imaging system, which comprises an image acquisition device, a lens base, a focusing mechanism, an LED (Light Emitting Diode) annular reflection light source and a bicolourable ultra-thin LED backlight source; the image acquisition device is sleeved and fixed at the upper part of the focusing mechanism through the lens base; the bottom of the focusing mechanism is connected with an oil flow channel in ferrography through a thread; the LED annular reflection light source is fixedly connected with a threaded lens cone in the focusing mechanism; the bicolourable ultra-thin LED backlight source is adhered to a sedimentary slide in the oil flow channel in the ferrography. According to the invention, the object distance and the image distance are respectively adjusted through the focusing mechanism; the focal distance error of the lens is corrected; ferrography imaging with the fixed rate of 1.8 times can be realized; simultaneously, high-brightness and uniform illumination can be provided by adopting the LED annular reflection light source; the bicolourable ultra-thin LED backlight source as the transmission light source is wide in illumination range; the full-field ferrography imaging can be realized; the visual online image ferrography imaging system disclosed by the invention has the characteristics of being small in volume, high in imaging quality and easy for extracting visual abrasive particle characteristic information.

A LED lamp with 360-degree illumination includes a base, a first substrate, a stepped structure, a plurality of LEDs, and a cover. The first substrate is fixed on the base. The stepped structure is mounted on the first substrate. The stepped structure has a first annular frame connected to the first substrate, a second substrate connected to the first annular frame, and a second annular frame connected to the second substrate. The peripheral length of the second annular frame is smaller than that of the first annular frame. The plurality of LEDs is fixed to the first substrate and the second substrate and surrounds the first annular frame and the second annular frame respectively. With this arrangement, the LEDs can be arranged in a multi-storey stepped structure to generate an effect of 360-degree illumination. Also, the illumination range of the lamp can be increased.

The invention discloses a photovoltaic tracking optical angle sensor, consisting of a sensor body structure and a sensor post-stage signal processing circuit. The body structure part mainly comprises a sealing transparent glass shade 1, a top surface horizontal baffle 2, a sensor column side 3, photosensor elements 4, a light transmission slit 5, a facade groove 6 and a bottom surface photosensor element. The post-stage signal processing circuit mainly comprises a top surface photosensor element output signal processing circuit and a bottom surface photosensor element output signal processing circuit. The optical angle sensor adopts two working ways of coarse detection and precise detection. The coarse detection is finished by using four photosensor elements on the top surface which are arranged symmetrically and corresponding electric bridge comparison circuits, and the precise detection is finished by using the slit on the top surface, the photosensor element on the bottom surface and corresponding signal processing circuits. The photovoltaic tracking optical angle sensor can not only have higher tracking precision, but also have wider detection angle range, thereby well adapting to environment of wind-sand and having better capacity of resisting rain and snow.

The invention discloses a cable conduit patrol robot relating to the patrol machine. There is no patrol robot specially aiming at a cable conduit at present. The robot of the invention comprises a two-section type vehicle body, camera shooting and detection assemblies arranged at the front and rear parts of the vehicle body, a travelling mechanism arranged at the two sides of the vehicle body and the auxiliary moving mechanism of the travelling mechanism; the camera shooting and detection assemblies comprise two high definition cameras and two sets of brightness variable LED lamps; the travelling mechanism comprises two sets of travelling wheels and a motor driving the travelling wheels to roll; travelling wheel rotating shafts connected with the motor are arranged vertically; the sides of the vertical sections of the travelling wheels are inward concave arc-shaped, therefore the travelling wheels can travel and move by clamping the cable line laid in a conduit; the auxiliary moving mechanism comprises multiple sets of roll balls under the vehicle body and a pushing mechanism which is connected above the protective enclosure of the motor so that the travelling wheels can clamp the cable; a controller is arranged in the vehicle body; and the controller is connected with the travelling mechanism and the camera shooting and detection assemblies. The technical solution of the invention is featured by simple structure, convenient use and realizing patrol in the conduit.

A projection apparatus including a light source, a light valve, a light uniforming device, and a first curved-surface reflection device is provided. The light source provides an illumination beam. The light valve is disposed on a transmission path of the illumination beam for converting the illumination beam into an image beam. The light valve has an active surface that substantially has a rectangular contour. The light uniforming device is disposed on the transmission path of the illumination beam and between the light source and the light valve. The first curved-surface reflection device is disposed on the transmission path of the illumination beam and between the light source and the light valve for reflecting the illumination beam to the light valve. A curvature of the first curved-surface reflection device along a first direction is not equal to a curvature of the first curved-surface reflection device along a second direction.

The invention provides an electronic device. The electronic device comprises a shell, a rear cover and an image acquisition device, wherein the image acquisition device comprises a camera arranged in the shell and a flashlight near the camera. The electronic device further comprises a rotary wheel, wherein the rotary wheel comprises a wheel body axially arranged on the shell or the rear cover and at least two different lenses arranged on the wheel body, and the flashlight is covered with the lenses in turns by rotating the wheel body. According to the electronic device, the different lenses covering the flashlight can be flexibly selected in the photographing process of the electronic device, and therefore different photographing effects are realized.

In a LED warning light, straight light units are fixed to straight peripheries of a warning light body, and curved light units are fixed to joints adjacent to two respective straight peripheries. Each straight light unit includes a light base, a reflective plate, a heat dispersion cover and a front cover. LED lights are arranged on the light base. The front cover is perpendicular to the light base opposite to the reflective plate. The reflective plate has light reflective elements connected to each other in a straight line. Light rays emitted from the LEDs are reflected by the reflective plate and then given off perpendicularly to the front cover. The vertical distance from an upper periphery of the arc top of the light reflective element to the corresponding inner surface of the heat dispersion cover is more than or equal to zero.

The invention discloses a method for time migration of an inclined-shaft three-dimensional vertical seismic profile (VSP). The method includes: gridding an imaging area, and acquiring trajectories of an inclined shaft according to coordinates of demodulator points; extracting root-mean-square velocity from a root-mean-square velocity model obtained from ground data along the trajectories of the inclined shaft; moving the root-mean-square velocity to a time migration imaging datum plane of the VSP to acquire a root-mean-square velocity body; calculating aperture of time migration of VSP data by a formula that migration aperture equals to target layer depth is multiplied by the square of sine with the largest imaging angle and added with a half of the largest wellhead distance; acquiring total travel time of corresponding paths of seismic waves by the aid of a double-square-root equation; extending single-path VSP wave fields to the depth where a borehole geophone is located and completing pre-stack time migration of the VSP data. More reasonable structural imaging of the time migration of the three-dimensional VSP can be acquired through three-dimensional velocity space changing trend and distribution in the shaft trajectory direction and denoted by the inclined shaft, calculating efficiency is high, and simpleness in the process is achieved.

A method for recognizing an intensity of an aerosol in a field of view of a camera of a vehicle includes: reading in image information of an image of the camera, providing a color indicator value for at least one subsection of the image, the color indicator value representing a relation between (i) a first parameter representing a value obtained with application of a first color filter to the image information in the subsection, and (ii) a second parameter representing a value obtained without application of a color filter, or with application of a second color filter differing from the first color filter, and providing a gradient indicator value representing a brightness difference of a different image region of the image, an aerosol intensity value being determined using the color indicator and the gradient indicator values.

The invention relates to the technical field of LED lamps, and discloses an LED street lamp that effectively enhances the illumination range and can adjust the position. It is fixedly connected with the transmission shaft, the top end of the transmission shaft penetrates and extends to the top of the stability box, the top end of the transmission shaft is fixedly connected with a threaded rod, and the top end of the threaded rod is threaded with a threaded pipe. The LED street lamp that can effectively enhance the illumination range and adjust the position can realize lighting through the normal operation of the light bulb, and can make the slider slide in the chute through the extension and shortening of the first hydraulic telescopic rod, so that the partition can be adjusted. The lifting of the plate facilitates the adjustment of the distance between the light bulb and the convex lampshade, and the adjustment of the range of illumination. The angle of the light bulb can be adjusted through the extension and shortening of the second hydraulic telescopic rod, which is more convenient to enhance the range of illumination.

An automatic headlight switching procedure for motor vehicles, designed to emit a beam of light from one lighting mode to another lighting mode. The process features the steps of when the headlights are in a first lighting mode, detecting the backscatter of the headlight beam onto a phenomenon of visibility disturbance; increasing the lighting range of the headlight beam in relation to a maximum authorized range in accordance with the detected backscatter; and switching the headlights to a second lighting mode when the backscatter is below a first determined threshold.

The invention relates to the technical field of illumination lamps, in particular to an LED floor lamp with the angle adjustable. The LED floor lamp comprises a lamp post and an LED lamp frame installed at the top of the lamp post, the end of the LED lamp frame is fixedly connected with a connecting piece, the middle of the connecting piece is hinged to the lamp post, the end, far away from the LED lamp frame, of the connecting piece is connected with a pull rope, the pull rope extends downwards to be wound on a winding wheel, the winding wheel is fixedly connected with a rotating shaft, and any one end of the rotating shaft is provided with a locking device. According to the LED floor lamp with the angle adjustable, the angle of the LED lamp frame can be randomly adjusted within a rotating range, an optimal illumination effect is achieved, and the illumination range is widened.

A pen-like optical input device includes a body. A light source, a light sensing unit and a lens are disposed in the body, a light ray is emitted by the light source to the outside of the body, and a reflected light ray is generated outside the body. The reflected light ray then is received by the light sensing unit after being refracted by the lens, in which the light sensing unit has a light receiving surface, and a normal of the light receiving surface inclines to an optical axis of the lens, thereby forming an angle with the optical axis.

The invention provides a scraper blade surface detection system which is composed of a semiconductor laser, a cylindrical lens, a cylindrical cylinder, a cylinder base, a positioning magnet, a tri-dimensional regulating platform, a stage for arranging a scraper and an optical flat. The semiconductor laser is taken as a light source, the cylindrical lens is taken as a beam shaping component to obtain fan beam, and three magnets arranged in a triangle shape are used for fixing a laser unit on the tri-dimensional regulating platform which is taken as a position trimmer for the laser unit. Diffusereflection occurs after the fan beam is projected to impurities or gaps and the like of the scraper blade, so that a detector can see clear and bright diffuse reflection light from different directions and further see tiny impurities and defects. The invention has the advantages of simple and practical structure and convenient regulation, and is suitable for rapid detection on cleanness and defect condition of the whole surface of the scraper blade.

The invention discloses a municipal solar street lamp, and relates to the technical field of street lamps. The municipal solar street lamp comprises a fixing plate, a lamp post is vertically fixed tothe fixing plate, a turning sleeve sleeves the lamp post, a horizontal lamp panel is horizontally fixed to the turning sleeve, illuminating lamps are uniformly fixed to the bottom of the horizontal lamp panel, a driving gear is coaxially fixed to an output shaft of a stepping motor, an outer gear ring in meshed transmission with the driving gear sleeves the turning sleeve, and a solar cell panel electrically connected with the illuminating lamps is installed on the horizontal lamp panel. The horizontal lamp panel of the municipal solar street lamp can be annularly adjusted, different positionsaround the lamp post can be illuminated under the driving of the stepping motor, and the illumination range of the illuminating lamps is effectively enlarged; passersby can have a rest conveniently through a seat plate, and the use functionality of the municipal solar street lamp is effectively improved; meanwhile, the height of the seat plate can be controlled and regulated through a control switch, so that use is more convenient, and passersby of different heights all can have a rest.

There are provided a light source device and a display device which do not generate a wrinkle on an optical sheet even if the optical sheet is held on an LED substrate. A reflection sheet 11 is disposed between each of head portions possessed by a rivet, a positioning rivet and a support rivet and one surface of an LED substrate 8 where an LED is mounted, and a gap in a direction of a sheet thickness is provided between the head portion of each of the rivets and the reflection sheet 11. In the case in which a sudden thermal change is caused, therefore, the reflection sheet 11 expands or contracts between the head portion of each of the rivets and the reflection sheet 11 so that the wrinkle can be prevented from being generated over the reflection sheet 11.

A lens module for LED light sources including: a lens body; and an LED light source received in a recess of the lens body. By the conditions of Z1>Z2 and Z3>Y1, and with the shape of light incident surface and the position of LED light source, a light deflection effect is achieved. This allows light emitted from the LED light source to be refracted by the light incident surface and then emitted by the light exiting surface, generating an excellent light deflection effect, thereby increasing illumination in width at the road or public squares and increasing utilization rate of the LED light source.

The invention relates to an LED illuminating lamp, which comprises an LED lamp set and a radiator, wherein the radiator is cylindrical. The cylindrical radiator is provided with axial through holes; the LED lamp set is arranged on the outer lateral surface of the cylindrical radiator; a connecting piece is arranged between the LED lamp set and the cylindrical radiator; the radiator is arranged tobe a multiedge cylindrical structure; LED lamp panels are respectively arranged on the outer lateral surfaces of the radiator, so that the illuminating range of the LED illuminating lamp is wider; twosupporting plates are respectively provided with one clamping groove; the LED lamp panels are arranged between the two clamping grooves and the installation is more convenient; radiating fins are arranged in the axial through holes of the multiedge cylindrical structure; vent holes are formed between the LED lamp panels and the multiedge cylindrical structure; the multiedge cylindrical structureis provided with radial radiating holes; high-temperature air enters the axial through holes of the multiedge cylindrical structure via the vent holes and the radial radiating holes, so that the heatgenerated by the LED is easier to radiate and the radiating effect is good; and the multiedge cylindrical structure and end parts of the LED lamp panels are accommodated in a bayonet of a flange, so the LED illuminating lamp is firmer.

The invention discloses a precise workbench based on an LED light source in the technical field of precise machinery. The precise workbench comprises an X-direction workbench body. Two sets of same-structure support legs are installed at the front end and the rear end of the bottom of a Y-direction workbench body symmetrically. A Z-direction motor is installed at the top of an L-shaped vertical plate. The outer wall of a Z-direction ball screw is sleeved with a bearing table. A lampholder is arranged at the top of the bearing table, and the LED light source is installed on the lampholder. Theprecise workbench is simple to operate, an X-direction motor, a Y-direction motor and the Z-direction motor are all servo motors, the LED light source can move precisely in three-dimensional space, and the lighting range of the LED light source is widened effectively. The left side and the right side of the bottom of an arc-shaped reflector are provided with an air inlet and an air outlet correspondingly, and thus air mobility of an inner cavity of the arc-shaped reflector is improved. A heat dissipation plate is provided with heat dissipation holes matched with a circuit board, heat generatedduring working of an LED lamp bead and the circuit board can be absorbed and removed conveniently, the two sets of same-structure support legs are installed at the front end and the rear end of the bottom of the Y-direction workbench body symmetrically, and thus the Y-direction workbench body can be supported conveniently.