47results about How to "Consistent light intensity" patented technology

The invention discloses an electronically blowing control candle, comprising a candle tube, a base and a flame front, the candle tube is sheathed on the base, the flame front is arranged on the top end of the candle tube, a light emitting diode (LED) is mounted in an inner chamber of the flame front, a through-hole is arranged on the candle tube, a circuit board is arranged in the inner chamber of the candle tube, the LED is connected with the circuit board which is provided with a control switch which can induce the transient air current, the control switch is connected with the LED. The electronically blowing control candle of the invention has simple structure, is environmental-friendly, safe and durable, not only retains the shape of the general candle, but also retains the use habit that the candle is blow off by mouth after using.

The invention discloses a self-regulation type photo bioreactor, and relates to the technical field of photo bio-reaction devices. The self-regulation type photo bioreactor comprises a foundation support, a photo bioreactor body, a foundation column and a propping column, wherein the foundation column is fixedly connected to the center of the upper surface of the foundation support, and the propping column is rotatably connected to the foundation column; one end away from the foundation column, of the propping column is fixedly connected to the bottom of the gravity center of the photo bioreactor body; and the photo bioreactor body comprises two reflective mirrors and one photo biological reaction plate. According to the self-regulation type photo bioreactor disclosed by the invention, theresistance value of each photoresistor adjacent to the illumination side is greatly reduced, and the electric current of a corresponding branch is enlarged, so that the magnetic intensity of a corresponding electromagnet which is in series connection with the photoresistor is enlarged, each iron magnet is attracted by the corresponding electromagnet, the propping column and the photo bioreactor body are tilted to the illumination direction to compress a corresponding supporting and returning spring until the photo biological reaction plate is fundamentally parallel to light rays, then under the light reflecting effect of the reflecting mirror, two sides of the photo biological reaction plate are subjected to perpendicular illumination illuminating, and the photic area and the photic intensity of the photo biological reaction plate are increased.

The invention discloses a self-adjustment filtering anti-dazzle device, comprising a filtering screen and a lighting board, wherein the filtering screen comprises a frame and a light changing board, the light changing board is arranged on the frame, the light changing board is composed of a plurality of light changing units which are arranged in the array mode, a light changing control device is arranged in the frame, all the light changing units of the light changing board are connected with the light changing device, the lighting board is composed of a plurality of photosensitive elements which are arranged in the array mode, and all the photosensitive elements of the lighting board are connected with the light changing control device. According to the self-adjustment filtering anti-dazzle device, the plurality of light changing units which are arranged in the array mode are arranged on the filtering screen, the plurality of photosensitive elements which are arranged in the array mode are arranged on the lighting board, the lighting board can collect the light intensity distribution of a current area, the filtering screen can adjust the light transmittance according to the light intensity distribution which is measured by the lighting board, the light intensity after the light penetrates through the filtering screen is in accordance with that before the light penetrates through the filtering screen, a problem of too dark caused by the whole adjustment of the filtering screen is avoided, the definition of the view of a driver is guaranteed, and the probability of the occurrence of road accidents is reduced.

The invention provides an LED photographic lamp capable of changing an illumination angle. The LED photographic lamp comprises a lamp holder assembly and a control box assembly, wherein the lamp holder assembly is connected with the control box assembly; two notch sections are symmetrically arranged on both sides of the front end of the front light emitting surface of the lamp holder assembly; and each notch section comprises at least two notches. The LED photographic lamp also comprises an optical lens assembly, wherein the optical lens plates correspond to the notches; and both ends of the optical lens plates are respectively embedded in the two symmetrical notches. The lamp holder assembly is connected with the control box assembly in a detachable manner through a buckle mechanism. TheLED photographic lamp can accurately, rapidly and conveniently change the illumination angle without influencing the light intensity and the light quality.

The invention discloses a backlight module. The backlight module comprises a backboard and a plurality of light emitting units. The light emitting units are spliced and fixed to the backboard sequentially. Each light emitting unit comprises a light source component and a light guide piece. The light guide pieces are adjacent to the light source components. Each light guide piece comprises a body and an extension portion. The bodies are fixed to the backboard. Each body comprises a first reflection surface away from the backboard. Each extension portion is arranged at one end, away from the corresponding light source component, of the corresponding body, and comprises a second reflection surface away from the backboard. The second reflection surfaces are connected with the first reflection surfaces smoothly to form upper reflection surfaces of the light guide pieces. The upper reflection surfaces are used for reflecting light rays emitted by the light source components to the direction away from the backboard. Accommodating spaces are formed between the extension portions and the backboard, and are used for accommodating the light source components of the light emitting units. The backlight module emits light evenly. The invention further discloses a display device.

The invention relates to a butt joint type rigid strip lamp free of a dark area. The butt joint type rigid strip lamp free of the dark area comprises a profile, a connection pin, an LED lamp panel anda lens. The profile is a hollow cavity with an opening in the lower portion. The lens is fixedly mounted the opening in the lower portion of the hollow cavity. The LED lamp panel is fixedly mounted in the middle of the hollow cavity. Conductive areas are arranged on the back sides of the two ends of the LED lamp panel. The connection pin is located at the joint of two rigid strip lamps and located on the back side of the LED lamp panel. When the two rigid strip lamps are connected, a shell of the connection pin is fixedly connected with the profiles, and a conductive element of the connectionpin is electrically connected with the conductive areas, so that the two rigid strip lamps are mechanically and electrically connected through the connection pin. As the connection pin is located onthe back side of the LED lamp panel, after the rigid strip lamps are connected, a connection structure which can cut off or block light emitted by the LED lamp panel is avoided, the whole rigid striplamp can emit light uniformly, the illumination intensities of all positions in a work area are consistent, no dark area is formed, and thus, the visibility and safety of the work area are improved.

The invention belongs to the field of plant cultivation and particularly relates to a plant cultivation device. The plant cultivation device is based on a central radiation mode. The plant cultivation device comprises a vertical cylinder-shaped plant cultivation frame, the plant cultivation frame is provided with multiple layers of cultivation grooves and a cylinder-shaped light source, and the light source is vertically arranged at the center of the plant cultivation frame. The plant cultivation device has the advantages that high light source space efficiency is achieved, natural lighting can be used, and light source heat is easy to manage.

The invention provides an LED photographic lamp capable of changing an illumination angle. The LED photographic lamp comprises a lamp holder assembly and a control box assembly, wherein the lamp holder assembly is connected with the control box assembly; two notch sections are symmetrically arranged on both sides of the front end of the front light emitting surface of the lamp holder assembly; and each notch section comprises at least two notches. The LED photographic lamp also comprises an optical lens assembly, wherein the optical lens plates correspond to the notches; and both ends of the optical lens plates are respectively embedded in the two symmetrical notches. The lamp holder assembly is connected with the control box assembly in a detachable manner through a buckle mechanism. The LED photographic lamp can accurately, rapidly and conveniently change the illumination angle without influencing the light intensity and the light quality.

The invention discloses a backlight module. The backlight module comprises a backboard and a plurality of light emitting units. The light emitting units are spliced and fixed to the backboard sequentially. Each light emitting unit comprises a light source component and a light guide piece. The light guide pieces are adjacent to the light source components. Each light guide piece comprises a body and an extension portion. The bodies are fixed to the backboard. Each body comprises a first reflection surface away from the backboard. Each extension portion is arranged at one end, away from the corresponding light source component, of the corresponding body, and comprises a second reflection surface away from the backboard. The second reflection surfaces are connected with the first reflection surfaces smoothly to form upper reflection surfaces of the light guide pieces. The upper reflection surfaces are used for reflecting light rays emitted by the light source components to the direction away from the backboard. Accommodating spaces are formed between the extension portions and the backboard, and are used for accommodating the light source components of the light emitting units. The backlight module emits light evenly. The invention further discloses a display device.

A plant light apparatus is provided. The plant light apparatus (100, 200) includes a main body (105), a planting region (130), and a light emitting region (140, 240). The main body includes a first plane (110) and a second plane (120, 220). The planting region is located on the first plane of the main body. The emitting region is a polygon located on the second plane of the main body. The plant light apparatus further includes a plurality of sets of main light sources, where the sets of the main light sources are respectively located on a plurality of corners of the emitting region, such that and an illuminance intensity of the planting region obtained from the main light sources is within a predefined luminance intensity interval.

The invention relates to a simulated on-site cultivation system for measuring marine primary productivity by using a black-and-white bottle sampling method, comprising a cultivation unit, a temperature and water flow simulation control unit, and a lighting simulation control unit; the cultivation unit includes several cultivation subunits, and the cultivation subunits The unit includes a cylinder-shaped water bath cover, a central rotating shaft is arranged along the central axis of the cylinder, and a culture bottle rotating bracket is arranged on the periphery of the central rotating shaft. Several culture bottles are detachably fixed on the culture bottle rotating bracket, and each culture subunit Set in series with the central rotating shaft as the axis, there are gaps between the culture sub-units; the temperature and water flow simulation control unit includes a circulating water bath, which is connected to the water inlet and water outlet on the water bath cover respectively; the lighting simulation control unit It includes a light panel and a fluorescent tube, the fluorescent tube is arranged on the light panel, the fluorescent tube is connected to a power supply, and the lighting simulation control unit is set outside the outermost cultivation sub-unit.

The invention relates to a detection and sorting device for steel balls, which includes a frame, a feeding mechanism, an unfolding mechanism, a blocking mechanism, a detection mechanism, a sorting mechanism and a receiving mechanism; the feeding mechanism includes a storage box, a lower The hopper and the feeding pipe, the unfolding mechanism includes a feeding guide rail, the feeding guide rail is a V-shaped linear guide rail, and the feeding hopper is connected to the starting end of the feeding guide rail through the feeding pipe; the detection mechanism includes a light source assembly and a camera assembly, and the light source assembly cover is set On the conveying guide rail, the sorting mechanism and receiving mechanism are arranged at the end of the conveying guide rail, and the defective steel balls and qualified steel balls can be collected separately through the sorting mechanism and receiving mechanism. The detection and sorting device of the present invention can realize automatic feeding, detection and sorting of steel balls, and the detection process changes from the two-dimensional movement of the traditional unfolding plate to the one-dimensional pure rolling of steel balls on one side, with high detection efficiency and no false detection The detection rate and missed detection rate are low, and the steel ball will not be magnetized or the surface of the steel ball will be damaged during the detection process.

A color display apparatus includes a driving substrate, a color filter, a display layer and an adhesive. The color filter is faced to the driving substrate. The color filter includes a substrate and a filter layer, and the filter layer is disposed on the substrate and faced to the driving substrate. The display layer is disposed between the driving substrate and the color filter, and an orthographic projection of the display layer projecting on the filter layer is surrounded by a periphery boundary of the filter layer. An interval is existed between the orthographic projection of the display layer projecting on the filter layer and the periphery boundary of the filter layer. Besides, the adhesive is disposed between the display layer and the color filter, and a periphery boundary of the display layer and the periphery boundary of the filter layer are surrounded by the adhesive.

The invention discloses a method for imitating luminous environment. The method comprises the following steps: respectively confirming the light intensity of the light which influences the growth of crops in the spectrum of the actual luminous environment of the crops, and according to the corresponding relationship between the output power of a lamp and the light intensity, adjusting the output power of the lamp which can emit the light influencing the growth of crops. According to the method for imitating luminous environment provided by the invention, the lamp which can emit the light influencing the growth of crops is used as a light source, the light intensity of the light which influences the growth of crops is confirmed according to the spectrum of the actual luminous environment of the crops, and the output power of the lamp is adjusted based on the light intensity, thereby ensuring that the intensity of the light emitted by the lamp is accordant with the intensity of the light in the actual luminous environment and realizing the accurate imitation for the luminous environment. The invention also discloses a system for imitating luminous environment.

The invention discloses a water supply type stereoscopic planting mechanism convenient to use. The water supply type stereoscopic planting mechanism comprises a thin film greenhouse and planting boxes, the planting boxes are used for planting vegetables and arranged in an internal cavity of the thin film greenhouse, and the planting boxes are arranged from top to bottom; the two side faces of each planting box are both fixedly provided with a rotary shaft; the rotary shafts are rotationally connected with the thin film greenhouse; water spraying mechanisms are arranged in the thin film greenhouse, located above the planting boxes and used for watering planting areas; the water spraying mechanisms comprise guide devices, installation sleeves and sprayers; the guide devices are in sliding match with the installation sleeves, the sprayers are installed on the installation sleeves, and the sprayers are connected with a water pump through hoses. The water supply type stereoscopic planting mechanism has the advantage of fully saving planting land.

The invention belongs to the field of ultraviolet curing, and particularly relates to a coating line for rapid coating of a rod-shaped appliance and a coating process. The coating line for rapid coating of the rod-shaped appliance comprises a coating and painting device and a curing device with an inlet connected with a discharging opening of the coating and painting device; and the curing device comprises a reflection cover and at least three light sources, and the reflection cover comprises three lamp holders where lamp tubes are installed and a reflection plate for connecting the three lamp holders. The curving device of the coating line can irradiate the rod-shaped appliance in a 360-degree dead-corner-free manner, and uneven curving can be avoided; the curving device is made to be in a hopper shape, it can be guaranteed that even though the rod-shaped appliance cannot vertically fall after falling from the coating line, due to the fact that paint is recycled, circulated and used, energy conservation and environmental protection are achieved, and cost is reduced.

A system and research method for long-term acidification adaptability research of large marine algae, belonging to the field of algae physiological ecology, it includes a breeding workshop and a long flow system in the workshop, the workshop is located within 1km from the natural sea area, and the roof of the workshop is made of translucent glass steel tiles The water system of the workshop is composed of a water storage tank, a carbon dioxide enrichment pool and an algae breeding pool; the water in the water storage tank is drawn from a natural sea area, and the water storage tank, the carbon dioxide enrichment pool and the algae breeding pool three use drainage pipes Unicom, the drainage pipe is equipped with valves to control the water intake and discharge; the carbon dioxide enrichment pool is equipped with a carbon dioxide enrichment device, and the pH value of seawater is adjusted by the inflation method; the present invention establishes A relatively stable seawater acidification culture system for macroalgae was developed, and the pilot-scale research on the long-term acidification adaptability of macroalgae under natural conditions was realized by using this system.

The invention discloses an intelligent control method for light intensity in a 3D printer, which adjusts the uniformity of projected light through light source circuit partition control and light intensity compensation. In the light source circuit partition control, the light intensity passing through the projection surface is made into an optical path Surface, and layered according to the surface data, connect and control the light intensity of the lamp beads in the same layer, the light intensity between different areas can be adjusted to the same average value, so as to achieve consistent light intensity. In the light intensity compensation, the light intensity is compensated repeatedly through the light intensity compensation picture cycle, the bright part is darkened, the dark place is brightened, and finally the ideal light intensity compensation picture is obtained after many cycles, and the light intensity compensation picture is applied to the light curing printer The projection imaging system realizes uniform distribution of light intensity on the projection surface and improves printing accuracy.

The invention relates to the technical field of AR, and provides a method and device for displaying a virtual object based on illumination intensity, and specifically, the method comprises the steps: obtaining the position information of the virtual object in a real scene image, and intercepting a local image of the virtual object; determining the illumination intensity of the real scene according to preset channel data in the real scene image, and determining the illumination intensity of the virtual object according to preset channel data in the local image; determining target illumination intensity of the virtual object according to the illumination intensity of the real scene and the illumination intensity of the virtual object; adjusting the illumination intensity of the virtual object to the target illumination intensity, displaying the adjusted real scene image, and determining the target illumination intensity of the virtual object jointly by the illumination intensity of the real scene and the illumination intensity of the virtual object, so that the illumination intensity of the virtual object is consistent with the illumination intensity of the real scene; and improving the reality sense of fusion of the virtual object and the real scene.