42results about How to "Increase reflection angle" patented technology

The present disclosure provides an edge-type backlight module including a back cover, a LED light source and a light guide plate. The back cover includes a bottom plate and a plurality of sidewalls. The LED light source with at least one LED is fixed on the bottom plate. The light guide plate is arranged in the back cover, which includes a light incident portion and a reflective portion. The reflective portion is obliquely arranged relative to the bottom plate of the back cover. The light incident portion defines a groove and is configured to receive the LED light source. The reflective potion includes a mirror-like reflective portion and a diffusion reflective portion. The diffusion reflective portion faces at least one LED.

The invention provides a motorcycle headlamp structure, and belongs to the technical field of motorcycle assembling. The motorcycle headlamp structure comprises a headlamp support, a headlamp fixedly arranged in the middle of the headlamp support and reflector supports arranged on the two sides of the headlamp support respectively. A steering lamp is fixedly arranged below each reflector support. The headlamp comprises a headlamp shell, a lampshade fixed to the headlamp shell in a clamped mode and a headlamp light-emitting assembly arranged between the headlamp shell and the lampshade. The headlamp light-emitting assembly comprises a headlamp body arranged in the middle of the headlamp shell and at least one reflective strip located above the headlamp body and in a transparent shape. The head end and the tail end of each reflective strip are connected with the inner side wall of the headlamp shell, and headlamp LED lamps are arranged at the head ends of all the reflective strips. The steering lamps comprise rear shells, transparent front covers fixed to the rear shells in a clamped mode and steering light-emitting assemblies arranged between the corresponding rear shells and the corresponding front covers. The motorcycle headlamp structure has the advantages of being reasonable in layout and good in use performance.

The invention relates to an optical imaging alignment measurement device, which can carry out high-precision determination on relative positions of two objects. The device comprises an area array CCD, an optical lens, a video processing circuit, an LED red light source and spherical reflectors. The position and the connection relation of each part are that the area array CCD, the optical lens, the video processing circuit and the LED red light source are arranged on a plane; the three high-reflectivity spherical reflectors are arranged on another plane; the red light source is used to illuminate the three spherical reflectors; the mass center of the three reflectors is the center of the plane; and the alignment of the two planes is completed by processing the imaging of a camera to the reflector, calculating a miss distance of the mass center and coordinates of images of the three reflectors by the video processing circuit, sending the numerical values to a control device, controlling the plane of the camera to move along the X, Y and Z directions to make the mass center and the center of the CCD target plane coincident, and moving the centers of three target image points to the predetermined CCD target plane coordinate. The measurement device is simple, and has high alignment precision, small volume and easy installation and application.

The present invention discloses an LED lighting source module group. The LED lighting source module group comprises an LED light source (1) and a reflection cup (2) with the bottom open-ended; the LED light source (1) comprises a circuit board (1.1) and a plurality of LEDs (1.2); the plurality of LEDs (1.2) are distributed on the circuit board (1.1); the circuit board (1.1) is disposed at the top of the reflection cup (2); the LEDs (1.2) are disposed in the reflection cup (2); the reflection cup (2) is long strip shaped; the reflection cup (2) comprises a front wall (2.1), a rear wall (2.2) and two side walls (2.3); the two side walls (2.3) are symmetrically disposed at two sides of the front wall (2.1) and the rear wall (2.2); the front wall (2.1) is an inclined surface; the rear wall (2.2) and the two side walls (2.3) are all convex arc-shaped surfaces; and the density of the LEDs distributed at two side portions of the circuit board (1.1) is larger than that of the LEDs distributed in the middle of the circuit board (1.1). The LED lighting source module group has uniform brightness, the glare phenomenon is prevented, reflection angles of the light source by a reflection cavity are relatively large, and formed light spots are relatively ideal.

The invention discloses an LED (Light-Emitting Diode) illuminating lamp comprising a lamp holder, a control circuit board, a lamp shade and a heat radiating mechanism; the control circuit board is welded and fixed with a plurality of LED lamp wicks; the lamp shade covers above the LED lamp wicks; the heat radiating mechanism comprises a heat radiating substrate and a heat conducting seat, wherein the heat radiating substrate is arranged between the lamp holder and the lamp shade and is provided with a cavity in the center, and the heat conducting seat is arranged in the cavity of the heat radiating substrate and is fixedly connected with the lower surface of the control circuit board; the heat radiating substrate comprises a plurality of heat radiating fins radiating outwards, and the cross-section area of the heat radiating substrate is reduced progressively from the middle to the two ends; and the periphery of the heat conducting seat is in tight press fit with the inner wall of the heat radiating substrate. By adopting the LED illuminating lamp, the heat radiating effect can be better, the ageing of the LED lamp wicks can be better prevented, and the illuminating range is wider.

The invention discloses a processing technology for triangle-gemstone-shape unit plates of a glass curtain wall. The processing technology includes the following steps that 1) a sectional material issubjected to mold opening; 2) a unit frame is welded; 3) two perpendicular exterior-projecting standing columns, a diagonal standing column, connecting beams and two connected triangle supporting beams are welded; 4) a single unit plate is made; 5) unit plates are lifted; 6) unit plates are spliced. According to the processing technology for the triangle-gemstone-shape unit plates of the glass curtain wall, the technology is reasonable, a triangle-gemstone-shape unit plate structure processed with the technology is novel and unique, good in permeability and broad in view field, and the architectural effect and the diversity are improved.

The invention provides a motorcycle headlamp structure, and belongs to the technical field of motorcycle assembling. The motorcycle headlamp structure comprises a headlamp support, a headlamp fixedly arranged in the middle of the headlamp support and reflector supports arranged on the two sides of the headlamp support respectively. A steering lamp is fixedly arranged below each reflector support. The headlamp comprises a headlamp shell, a lampshade fixed to the headlamp shell in a clamped mode and a headlamp light-emitting assembly arranged between the headlamp shell and the lampshade. The headlamp light-emitting assembly comprises a headlamp body arranged in the middle of the headlamp shell and at least one reflective strip located above the headlamp body and in a transparent shape. The head end and the tail end of each reflective strip are connected with the inner side wall of the headlamp shell, and headlamp LED lamps are arranged at the head ends of all the reflective strips. The steering lamps comprise rear shells, transparent front covers fixed to the rear shells in a clamped mode and steering light-emitting assemblies arranged between the corresponding rear shells and the corresponding front covers. The motorcycle headlamp structure has the advantages of being reasonable in layout and good in use performance.

The invention provides a reflecting surface self radiating LED indoor illuminating lamp, which comprises a circuit board, an LED and a reflecting shade for reflecting an LED light source; the reflecting surface of the reflecting shade is a convex surface; the LED is arranged on the circuit board, and a clearance is reserved between the circuit board and the convex surface; the LED is positioned between the convex surface and the circuit board; one side of the circuit board facing to the convex surface is coated with a reflecting layer and the circuit board is an aluminum substrate; the LED is directly welded on the aluminum substrate; and the circuit board is connected with a circuit power supply through a conducting wire; and the circuit power supply is separated from the circuit board. The convex surface of the invention disperses the light from the LED, so that the convergent light is dispersed, the irradiation range is enlarged, and light is uniform in spacial range with the reflection of the reflecting layer. The LED is positioned between the convex surface and the circuit board, the aluminum substrate is exposed in the air so as to form good heat radiation and air convection; and the illuminating lump has the advantages of simple structure, good radiation effect, uniform illumination, and the like.

The invention discloses an LED support, an LED comprising the support and an LED packaging process. The LED support comprises a base pin and a cup body. The cup body is arranged on the base pin; the middle place of the base pin is provided with an upwardly-raised chip placing platform; the plane height of the chip placing platform is slightly smaller than the height of the upper surface of the cup body or equal to or larger than the height of the upper surface of the cup body; since the base pin adopts the upwardly-raised chip placing platform structure, light ray reflection angle of the packaged LED is increased due to the raised chip placing platform structure, the LED light-emitting angle is allowed to be increased greatly, and in the later LED packaging process, epoxy resin colloid and silica gel can be adopted for packaging to form the LED; and the epoxy resin colloid is filled between the raised chip placing platform and the bowl cup, so that a silver-plated layer can be effectively protected from being vulcanized.

The invention discloses a high-low voltage power distribution device with a storage mechanism, and belongs to the technical field of high-low voltage power distribution, the high-low voltage power distribution device comprises a cabinet body, a cabinet door is installed outside the cabinet body through hinges, and an inclined plate is fixedly installed on the inner wall of one side of the cabinet door; the fireproof protection assembly is arranged in the device, automatic protection in the device can be achieved through the fireproof protection assembly, when the fireproof protection assembly is in lap joint with the inclined plate, an alarm switch can be touched, at the moment, an alarm lamp can be directly controlled to give an alarm, surrounding workers are warned to evacuate, power is cut off, and follow-up remedial measures are taken; according to the device, through creative design, monitoring and control of short-circuit fire emergencies in the high-low voltage power distribution device without an electronic structure are achieved, meanwhile, through the arrangement of the triggered fireproof protection assembly, the coverage range of an internal fire extinguishing matrix to flame points is enlarged, the fireproof protection effect is improved, and meanwhile the good warning effect is achieved.

The invention relates to the technical field of automobile trim atmosphere lamps, in particular to an automobile trim atmosphere lamp which comprises an automobile atmosphere lamp front cover and an automobile atmosphere lamp rear cover on the automobile atmosphere lamp front cover, an atmosphere lamp body is connected between the automobile atmosphere lamp front cover and the automobile atmosphere lamp rear cover, and the atmosphere lamp body comprises a protective shell. A water inlet is formed in the protection shell, the protection shell is arranged between the automobile atmosphere lamp front cover and the automobile atmosphere lamp rear cover, a waterproof plate is arranged in the protection shell and divides the interior of the protection shell into an upper space and a lower space, and a lamp groove is formed in the position above the waterproof plate. A water tank is arranged below the waterproof plate, and a processing device is installed in the water tank. Water is injected into the water tank to be matched with the xenon lamp, light emitted by the xenon lamp is mapped to the water in the water tank, and the light effect of liquid flowing is reflected through the water.

The invention discloses a wear-resistant and cold-proof school uniform. The wear-resistant and cold-proof school uniform comprises reflective strips, wear-resistant edges, elbow and knee wear-resistant blocks, a student information card, a school badge, a waterproof layer, a woven mesh layer, a heat preservation air cushion layer, a cotton cloth layer, a flannelette layer and wear-resistant pads.Wherein the elbow and knee wear-resistant blocks are arranged at the elbow joint parts of sleeves of the school uniform; a school uniform fabric is composed of the waterproof layer, the woven mesh layer, the heat preservation air cushion layer, the cotton cloth layer and the flannelette layer, and the wear-resistant pads are arranged on the surface of the fabric at the elbow and knee wear-resistant blocks; the heat preservation air cushion layer is located in a middle layer of the school uniform fabric; and the heat preservation air cushion layer is composed of a top rubber layer, a bottom rubber layer, an isolation rubber net and heat preservation air bags, the isolation rubber net is arranged between the top rubber layer and the bottom rubber layer, and the isolation rubber net divides aspace between the top rubber layer and the bottom rubber layer into the multiple heat preservation air bags. The wear-resistant and cold-proof school uniform has the characteristics that the tensileductility is strong, the heat preservation effect is good, the light reflection angle is increased, the travel safety of students is ensured, easily-consumable parts are wear-resistant and durable, and the waterproof and anti-fouling effects are good.

The invention discloses a light emitting diode structure. A substrate is provided; a first electrode is arranged on the lower surface of the substrate; a DBR reflecting layer, a first type limiting layer, an active layer, a second type limiting layer and a current expanding layer are distributed on the upper surface of the substrate in sequence; a second electrode is formed on the current expanding layer; low refractive index layers in the DBR reflecting layer are locally oxidized, and the oxidation depths of the low refractive index layers gradually change or periodically change from bottom to top in the normal direction of the DBR reflecting layer. The oxidation depths of oxidizing layers gradually change or periodically change, and lights emitting into a DBR are bent, so that the reflecting angle of the DBR is increased, the reflectivity of the DBR is increased, and the brightness of a chip is improved.

The invention discloses a high and low voltage power distribution device with a storage mechanism, which belongs to the technical field of high and low voltage power distribution. A slanted plate is fixedly installed on the top; the present invention provides a fire protection component in the device, and the fire protection component can realize automatic protection for the device. When the fire protection component overlaps with the slanted plate, it will touch The alarm switch, at this time, can directly control the alarm light to alarm, warn the surrounding staff to evacuate and cut off the power, and carry out follow-up remedial measures. Through the creative design of this device, the short circuit in the high and low voltage power distribution device without electronic structure can realize the fire Monitoring and control of emergencies, and at the same time, through the triggered setting of the fire protection components, the coverage of the internal fire extinguishing matrix for the flame point is improved, the fire protection effect is improved, and it has a good warning effect.

The invention discloses an inverted light emitting diode with an embedded scattering layer, the inverted light emitting diode comprises a sapphire substrate, and a u-GaN layer, an n-type doped nitridematerial layer, a heavily doped n-type doped nitride material layer, a light emitting layer and a p-type doped nitride material layer are sequentially grown on the sapphire substrate. A transparent conductive layer is deposited on the p-type doped nitride material layer; a three-dimensional n-type through hole array directly reaching the p-type doped nitride material layer is etched on the transparent conductive layer, the p-type doped nitride material layer, the light emitting layer and the heavily doped n-type doped nitride material layer; an air gap structure communicated with the three-dimensional n-type through hole array is etched on the heavily doped n-type doped nitride material layer; bottom reflecting layers are deposited on the transparent conductive layer and in the three-dimensional n-type through hole array, and electrodes are arranged on the bottom reflecting layers. An air gap structure array is formed on the sapphire substrate to form an embedded light scattering layer, so that photons are scattered, the escape probability of the photons is increased, and the light emitting efficiency of the LED is improved.

The invention discloses a 360-DEG total-reflection prism and an arrangement method thereof. The 360-DEG total-reflection prism comprises an upper cylindrical prism array and a lower cylindrical prism array annularly arranged on the same reference sphere; the upper cylindrical prism array and the lower cylindrical prism array are arranged symmetrically with the equatorial line of the reference sphere; central axes of rotation of the upper cylindrical prism array and the lower cylindrical prism array are coincident with the central axis of the reference sphere; a cylindrical prism in the upper cylindrical prism array and the lower cylindrical prism array is provided with three mutually-vertical reflecting planes and incident planes obliquely arranged with the reflecting planes; the incident plane of each cylindrical prism is tangent to the spherical surface of the reference sphere; and the prism axis of the incident surface of the cylindrical prism is intersected at the sphere center of the reference sphere. According to the 360-DEG total-reflection prism and the arrangement method thereof, defects that 360-DEG prisms in a single row have a measurement dead angle and each row of 360-DEG prisms has different central heights can be avoided, and measurement errors can be avoided.

The invention discloses a multifunctional LED lamp, which comprises an upper shell, a middle shell, a lower shell and an annular LED light strip, the annular LED light strip is installed on the inner top surface of the upper shell, and the middle shell The body is detachably arranged on the bottom end of the upper case, an engaging mechanism is provided between the top end of the middle case and the bottom end of the upper case, and the lower case is rotatably arranged at the bottom end of the middle case Above, the rotation axis of the lower casing coincides with the centerline of the middle casing. In the present invention, the middle housing is detachably installed on the bottom of the upper housing through the snap-fit ​​mechanism, which is convenient for replacement and maintenance of the ring-shaped LED light strip; the irradiation area can be adjusted by screwing the lower housing clockwise and counterclockwise. Irradiation brightness, more flexible and convenient to use; it can ensure that the annular ring, reflector and ring can move upward stably, allowing users to perform adjustment operations safely; effectively avoid the accidental fall of the middle shell.

The invention relates to the field of product detection, and discloses a high-brightness and high-reflectivity part defect detection method which comprises the following steps: preparing a projector, an industrial camera and an arc-shaped semitransparent plate; controlling the projector to project a stripe image to the arc-shaped semitransparent plate, enabling the measured part located at the arc center position of the arc-shaped semitransparent plate to reflect the stripe image displayed on the arc-shaped semitransparent plate, and enabling the industrial camera to collect the image reflected by the measured part; repeating the above steps to obtain images of multiple groups of different stripe images reflected on the measured part; synthesizing all the images, and synthesizing a result image with depth information; identifying the gray-scale value of the result image, and judging whether places with different gray-scale values exist on the result image or not, so as to judge whether the detected part has defects or not, and identifying the places with different gray-scale values. By means of the mode, flaws on the surfaces of the parts can be rapidly, accurately and stably detected.

The invention discloses an LED lamp bulb. The LED lamp bulb comprises a connecting head and a lampshade arranged on the connecting head, a lamp pole is connected to the connecting head and comprises a pole body, a first connecting part for connecting the pole body with the connecting head and a second connecting part arranged at the free end of the pole body, and the surface of the pole body is arranged to be in a continuous ripple shape; the sides, facing the pole body, of the first connecting part and the second connecting part are provided with semi-sphere-shaped first protrusions, the side, back to the pole body, of the first protrusion at the free end is provided with a semi-sphere-shaped second protrusion, and the surface of the lamp pole is coated with a light reflection layer; at least two long-strip-shaped LED lamp strips are evenly distributed in the circumferential direction of the lamp pole, the LED lamp strips are parallel to the axis of the pole body, and the arc faces of the two first protrusions symmetrically extend in a protruding manner to form two cylindrical protruding poles perpendicular to the lamp pole; and the two ends of each LED lamp strip are connected with the protruding poles on the two first protrusions. The LED lamp bulb has the beneficial effects of being even in light emitting and wide in irradiation scope.

The invention discloses an optical imaging system. The optical imaging system comprises a casing, wherein a camera is fixedly mounted in the casing; a lens is arranged at the top of the camera; a glass protecting cover is arranged in the position, corresponding to the lens, of the top of the casing; a first fixed rod is fixedly connected with the surface of the inner wall of the glass protecting cover; a second fixed rod is fixedly connected with the surface of the inner wall of the glass protecting cover and located on the right side of the first fixed rod; a first connecting rod and a secondconnecting rod are fixedly connected between the first fixed rod and the second fixed rod; a first reflecting mirror is rotationally connected with the surface of the first fixed rod; a second reflecting mirror is rotationally connected with the surface of the second fixed rod. According to the optical imaging system, under the cooperation of the first reflecting mirror, the second reflecting mirror, a third reflecting mirror, a fourth reflecting mirror, a convex lens and electric drive pushers, the problem that a large view field range of an optical imaging lens is realized by rotating the angle of a prism reflecting surface, but the viewing angle of an existing camera cannot be effectively expanded is solved.

The invention discloses a two-dimensional adjusting mechanism of a matrix type reflecting mirror group. The two-dimensional adjusting mechanism comprises a support for installing and supporting the matrix type reflecting mirror group, a stepping motor I, a stepping motor II and a base; a rotary supporting component and the stepping motor II are fixedly installed on the upper end surface of the base; the upper side of the rotary supporting component is provided with an installation base; the power output shaft of the stepping motor II passes through the rotary supporting component and is connected with the bottom of the installation base; the stepping motor I is installed on the upper side of the installation base; the power output shaft of the stepping motor I is connected with one end of a transmission shaft; the middle portion of the transmission shaft is fixedly connected with the support through a flat key; and a bearing is arranged between the other end of the transmission shaft and the installation base. The two-dimensional adjusting mechanism of the invention has the advantages of reasonable design, simple structure, convenient operation, high reflection accuracy, wide application range, small size, light weight, convenient assembly and disassembly, easy transport and maintenance, low production cost and convenient popularization and utilization.

The invention provides a light reflection face LED illumination lamp. The light reflection face LED illumination lamp comprises a circuit board, LEDs and a light reflection cover used for reflecting light of the LEDs. The light reflection face of the light reflection cover is a protruding face. The light-emitting faces of the LEDs are right opposite to the protruding face. LED light-emitting module arrays are vertically placed or placed with an included angle between the LED light-emitting module arrays and the vertical direction. The central axis of the light reflection protruding face is in the vertical direction. The LEDs are arranged on the circuit board. A gap is reserved between the circuit board and the protruding face. The LEDs are located between the protruding face and the circuit board. The side, facing the protruding face, of the circuit board is coated with a light reflection layer. The circuit board is connected with a circuit power supply through a wire. The circuit board and the circuit power supply are arranged in a separated mode. Light of the LEDs is diffused through the protruding face, the light focused together is dispersed, the irradiation range is widened, and light can be uniform within the space range. The LEDs are located between the protruding face and the circuit board. The circuit board is pasted on a heat dissipation device through heat conduction glue and fixed through screws, the heat dissipation device is exposed in the air, and good thermal radiation and cross-ventilation are formed. The light reflection face LED illumination lamp has the advantages of being simple in structure, good in heat dissipation effect, more uniform in illumination, and the like.

The invention provides a self-luminous anti-collision device for isolating road and bridge construction. The self-luminous anti-collision device comprises a base. A moving trolley is fixedly mounted at the bottom of the base; anti-collision barrels are uniformly arranged in a spaced manner at the front end edge and the back end edge of a top plane of the base, separately; a light-emitting mechanism is rotatably connected to a supporting seat at the upper end of the anti-collision barrel at the front end through a pin roll; a rotating shaft is transversely connected to the middle of the base ina penetrating manner; and a locking mechanism is fixedly mounted at the tail end of the left end of the rotating shaft, and the lower end of the locking mechanism is fixedly mounted on the moving trolley. According to the self-luminous anti-collision device for isolating road and bridge construction, as bright battens are embedded onto the front end surface and the back end surface of the base and uniformly spaced V grooves are also transversely formed in the bright battens, lamplight irradiating on the bright battens can reflect to remind vehicle drivers. As the V grooves are formed, the reflecting angles of the lamplight can be increased.

The invention relates to the technical field of laser output equipment, and provides a laser collimator and a laser system. The laser collimator comprises an optical fiber, a first lens and a second lens; the optical fiber, the first lens and the second lens are sequentially arranged and distributed in the axis direction of the optical fiber; a through hole is formed in the first lens, and the through hole penetrates through the first lens in the axis direction of the optical fiber; and the first lens includes a first concave surface, and the first concave surface faces the second lens or theoptical fiber. The laser collimator and the laser system can effectively reduce the adverse effect of the return light on the laser system and improve the stability and security of the system operation.

The invention relates to the technical field of laser glitter powder, specifically to high-glossiness laser glitter powder and a production process therefor. The laser glitter powder comprises a PET base film, a double-component high-temperature-resistant and high-pressure-resistant coating arranged on the PET base film, a double-pressure laser grain layer arranged on the double-component high-temperature-resistant and high-pressure-resistant coating, and an aluminized layer arranged on the double-pressure laser grain layer; and silicone oil layers are arranged on one surface, deviating from the double-pressure laser grain layer, of the aluminized layer and one surface, deviating from the double-component high-temperature-resistant and high-pressure-resistant coating, of the PET base film.The laser glitter powder can show high-glossiness laser rainbow under the condition that the particle size is smaller than 0.05 mm, can be mixed with glue, varnish, printing ink and the like to be coated or sprayed on the surface of a product, is simple to operate, and does not have the problems of falling off and bursting.

The invention discloses an extensional structure of light-emitting diode, and its characteristic: it has at least two Prague reflectors, where the reflection spectrum of one Prague reflector covers the radiant light of light-emitting diode, and that of the other one after oxidized covers the radiant light of light-emitting diode. Because the oxidized Prague reflector has very large reflectivity and width of reflection spectrum, the light-emitting diode is increased in light-inputting efficiency.

The invention discloses a 360-degree total reflection prism and an arrangement method thereof, which comprises circular arrangement of upper and lower cylindrical prism arrays arranged on the same reference sphere, the upper cylindrical prism array and the lower cylindrical prism array are based on the reference sphere The equator line is arranged symmetrically, and the central axis of rotation of the upper and lower cylindrical prism arrays coincides with the central axis of the reference sphere, wherein the cylindrical prisms in the upper and lower cylindrical prism arrays have three mutually perpendicular reflective surfaces and the incident surface inclined to the reflective surface, the incident surface of each cylindrical prism is tangent to the spherical surface of the reference sphere, and the prism axes of the incident surfaces of the cylindrical prism intersect with the center of the reference sphere. The 360-degree total reflection prisms and the arrangement method thereof in the present invention not only avoid the defect of measurement dead angle of a single row of 360-degree prisms, but also solve the problem that the center heights of different rows of prisms among multiple rows of 360-degree prisms are not the same and there are measurement errors. question.

The invention discloses a noise reduction structure for an outer wall of a building, comprising: a first reflective layer laid on the outer surface of the outer wall; a sound-absorbing layer laid on the first reflective layer; a second reflective layer laid laid on the sound-absorbing layer. The invention has the beneficial effect of successively reflecting, absorbing, reflecting, and absorbing the sound wave, and significantly improving the noise reduction function.