320results about "Using daylight" patented technology

The invention provides a flexible membrane structure building self-adaptive skin system dynamically responding to user and environment requirements and an integration method. According to the system, environment illumination data and user distance data are collected in real time through cooperative work of a data collection module, a deformation control module, a motion execution module and a flexible film structure, the deformation control module processes and analyzes the data through a preset algorithm to generate a control instruction, and an electric signal is input into the motion execution module; the motion execution module drives the aluminum ribs to bend and stretch through a servo motor and a light aluminum alloy rod piece, so that the form change of the flexible film structure is influenced, the effects of illumination, ventilation and heat insulation of a vertical face are achieved according to physical attributes brought by deformation of the flexible film structure, environment changes and user requirements are responded, and the flexible film structure is obtained. And the comfort level and the energy efficiency in the building are optimized. The system not only can improve the comfort of the indoor environment, but also can save energy, has a dynamically changing building facade effect, and has aesthetics and functionality.

The invention discloses a double-sided photovoltaic system combined with agriculture and animal husbandry greenhouses in the field of double-sided photovoltaic, which comprises a ground, a plurality of greenhouses distributed at equal intervals on the top of the ground, a water guide channel arranged on the ground and guiding to the direction of the greenhouses, a reflective component connected to the top of the ground, and a photovoltaic component connected to the top of the ground. According to the device, the efficiency of photovoltaic collection can be effectively improved, meanwhile, the blocking effect of a photovoltaic panel on rainwater is avoided, meanwhile, the reflecting plate with the adjustable inclination angle is arranged on the side face of the greenhouse, reflecting light supplementing can be conducted on the greenhouse according to the actual sunlight environment, and therefore normal growth of crops is ensured.

The utility model relates to a light-transmitting guide pipe structure of a light-transmitting concrete outer wall, which is used for being matched with construction of a non-contact double-layer outer wall and forming a light guide channel penetrating through the double-layer outer wall at the same time after the construction is completed. The light-transmitting guide pipe structure comprises a first sleeve, a second sleeve and a transparent light guide rod; one end of the first sleeve is connected to one end of the second sleeve in a sleeved mode, and a pipe cavity with the inner diameter decreasing from the first sleeve to the second sleeve is formed in the pipe. The length and the shape of the transparent light guide rod correspond to those of the tube cavity; the first sleeve and the second sleeve are sequentially matched with the double-layer wall body for construction and connection, while sequential construction of the double-layer wall body is not affected, a lateral light shielding channel is formed after the double-layer wall body is used, and then a light guide channel penetrating through the double-layer wall body at the same time is formed after the transparent light guide bar is inserted into the double-layer wall body; the limitation that a conventional light-transmitting rod can only be applied to a single-layer concrete wall is eliminated, and the application scene of the light-transmitting concrete wall is expanded.

The invention provides an intermittent illumination yield increasing method, which comprises the following steps of: arranging shading strips above the ground at certain intervals, and continuously shielding, releasing, re-shielding and re-releasing shadows of the shading strips to shield sunlight irradiating the same crop so as to intermittently illuminate the crop, the photosynthetic efficiency reduction caused by the photosynthesis inhibition mechanism activated by continuous strong light is avoided, so that the crop growth is stimulated, and the crop yield is increased. The device has multiple gain functions such as intermittent illumination yield increasing, water delivery irrigation yield increasing, night light supplementing yield increasing, bird repelling and rat repelling yield keeping, power generation / heat collection income increasing and the like, and agricultural production can be effectively promoted.

A light guide includes: a light entrance section which has a light entrance surface to which light is input, reflective surfaces and a light transmitting section, the reflective surfaces reflecting a part of the light input, and the light transmitting section transmitting another part of the light input and reflected light reflected by the reflective surfaces; a light guiding section which has a light exit surface, and guides the reflected light so that it is output from the light exit surface; and a continuous section and a non-continuous section. A large part of the light collected by the light entrance section can be output from the light exit surface, by a part of the light input being reflected by the reflective surfaces and the reflected light entering the light guiding section from the light transmitting section via the continuous section to be guided within the light guiding section.

A leaf-filtered sunlight simulation control device includes a plurality of light sources, a single lens, and a leaf-filtered sunlight light source control module to control positions of the plurality of light sources. The leaf-filtered sunlight light source control module controls the positions of the plurality of light sources so that F<A is satisfied, where F is a focal length of the lens and A is a distance from a center axis of the lens to each of the light sources.

The invention relates to stackable slats for directing light as a preliminary product for blind sun protection hangings for directing light: the slats are folded in the longitudinal direction and have a lateral light shadow side and a lateral light irradiation side vis-à-vis lateral light from the upper half-space. At least two slats lying one on top of another have at least partly a fold-shaped contour zone K, in which the slats are able to be placed one on top of another shape-complementarily, and also at least one edge zone RZ. An upper slat lying on a bottom slat in the installation state at least in an edge zone RZ on the lateral light incidence side has at least one larger fold angle 3 and / or 4 relative to the contour zone K. At least one edge zone RZ of a top slat is shaped differently from an edge zone RZ of a bottom slat. With the slat preliminary products bifocal blind sun protection hangings are producible, by means of which in the lower hanging region through the bottom slats lateral light is able to be reflected back substantially into the half-space of the light incidence and in the upper region of the blind sun protection hanging through the overlying slats lateral light with high angles of incidence from the sun is able to be reflected at least partly into the half-space opposite the lateral light incidence. Lateral light incidence is able to be reflected back into the half-space of the light incidence by way of the shape-complementary contour zone K.

The invention relates to the technical field of photovoltaic curtain walls, and discloses a distributed photovoltaic integrated building curtain wall structure which comprises a building wall surface, a curtain wall back plate is arranged on the building wall surface, a plurality of mounting grooves are formed in the curtain wall back plate, and the mounting grooves are distributed in a rectangular array mode in the X-axis direction and the Y-axis direction; a photovoltaic curtain wall assembly is arranged in each mounting groove, each photovoltaic curtain wall assembly comprises a curtain wall framework, a glass plate and a reflective mirror are arranged at the two ends of each curtain wall framework respectively, and a photovoltaic cell panel is arranged between each glass plate and the corresponding reflective mirror; a first driving mechanism and a second driving mechanism are further arranged on the building wall face. According to the distributed photovoltaic integrated building curtain wall structure, the photovoltaic cell is integrated on the photovoltaic curtain wall assembly with the shading function and the light reflecting function, so that the curtain wall can be intelligently controlled to provide good light for the interior of a building, and meanwhile photovoltaic power generation is taken into consideration.

The invention discloses a new energy daylighting and heating device. The device comprises a shell; the flip cover assembly is arranged on the shell, and the flip cover assembly comprises a cover plate, at least two flip cover supports connected with the cover plate and a flip cover rotating shaft connected between the at least two flip cover supports; the reflecting mirror is arranged in the shell and can extend out of the shell; the reflecting mirror lifting assembly comprises a lifting base, and the reflecting mirror is arranged on the lifting base; the driving assembly is connected with the turning cover rotating shaft and connected with the reflector lifting assembly so as to drive the turning cover rotating shaft to act to drive the cover plate to be opened relative to the shell and drive the reflector lifting assembly to drive the reflector to extend out of the shell at the same time; the pitching assembly is arranged on the lifting base, and the pitching assembly is arranged to adjust the pitching angle of a reflecting mirror; and the steering assembly is arranged on the lifting base, and the steering assembly is arranged to enable the reflecting mirror to rotate around the rotating shaft of the reflecting mirror.

A shading and illumination system includes a shading device for shading viewing openings, an illumination device for illuminating a room, an external sensor for detecting an external parameter acting on the room, an internal sensor for detecting a 3D image of the room, a position of a person present in the room in the 3D image, and a viewing direction of the person, and a control unit for actuating the shading device and the illumination device. The shading device and the illumination device are actuatable depending on the values measured by the external sensor and by the internal sensor. A light parameter acting on the person is determinable depending on the detected viewing direction, on the detected position, on the 3D image of the room, and on the external parameter. The shading device and / or the illumination device are / is actuatable depending on the light parameter acting on the person.

The invention relates to a solar energy utilization system, which comprises a linear Fresnel reflector device, an energy receiving end and a solar energy tracking device, and is characterized in that the energy receiving end is located at a light condensation position of the linear Fresnel reflector device; and the solar tracking device is positioned between the reflecting mirror of the linear Fresnel reflecting mirror device and the energy receiving end. According to the solar energy utilization system, the solar energy tracking device facing the linear Fresnel reflecting mirror is used for observing the utilization condition of solar energy, the angle and / or direction of the mirror surface needing to be controlled are / is obtained through analysis and processing according to observed light information, a control signal is sent to the control device, and the control device is used for controlling the solar energy utilization system. Therefore, the sunlight tracking precision of the linear Fresnel reflector device is adjusted, and the system efficiency is improved. According to the solar energy utilization system, the sunlight utilization efficiency is higher, the manual monitoring and maintenance cost is reduced, and the overall sunlight utilization rate and economic benefits of the system are improved.

The invention relates to the field of tunnel sunlight illumination control, in particular to an active sensing type intelligent sunlight illumination light scattering device and method for tunnel operation and maintenance, and the device comprises a light guide reflective light diffuser and an intelligent sliding track system disposed at the top of the light guide reflective light diffuser. The light guide reflective diffuser comprises a light diffusion supporting plate and a road surface brightness sensor; compared with an equidistant installation method of a traditional tunnel illumination system, the position, the angle and the height of the light guide reflective diffuser can be actively adjusted in real time according to the actual required illumination requirement of each section in the tunnel, the actual situation of the region where the tunnel is located and the actual design and use situation of the tunnel, so that accurate adjustment of sunlight in the tunnel is achieved, and the tunnel illumination effect is improved. The illumination intensity is uniformly distributed, the uniformity and continuity of the illumination effect are ensured, the comfort level is enhanced, the visibility is improved, a driver can more accurately judge the road condition under uniform illumination, potential safety hazards in a tunnel are reduced, and a better driving environment is provided for the driver.

The utility model provides a groove type compound paraboloid light guide photoelectric integrated lighting device which can overcome the defects, achieve efficient light condensation and effective light guide and combine the power generation function. The groove-type compound paraboloid light guide photoelectric integrated lighting device comprises a groove-type compound paraboloid condenser, a light guide cavity and a groove-type compound paraboloid condenser, wherein the groove-type compound paraboloid condenser is used for focusing part of solar rays and transmitting the solar rays to the light guide cavity; the groove type compound paraboloid condenser is also used for focusing the other part of solar rays on the solar photovoltaic module; a diffuser is arranged at a light outlet of the light guide cavity, and the light guide cavity is used for transmitting light transmitted by the groove type compound paraboloid condenser to the diffuser; the diffuser is used for scattering light into a use environment to realize a lighting function; and the solar photovoltaic module is used for directly converting the gathered light into electric energy.

The invention discloses a surface treatment method and equipment for an aluminum plate, and the method comprises the steps: S1, taking the aluminum plate fully distributed with holes, placing the aluminum plate on a spraying table, enabling the spraying table to upwards extend out of optical fibers, and enabling the optical fibers to penetrate through the holes and extend into the holes of the aluminum plate; and S2, spraying a UA curing coating on the surface of the aluminum plate, irradiating the UA curing coating with a UA lamp to cure the UA curing coating, and fixing the optical fiber in the hole. One end of the optical fiber cable can be fixed in the hole of the aluminum plate through surface treatment, light at the outer end of the aluminum plate can be guided into the inner side of the aluminum plate through light guiding of the optical fiber cable, external sunlight can be guided into a room after the light is gathered and loaded on an external force surface of a building through the optical fiber cable, and the aluminum plate has the effects of energy conservation and emission reduction; meanwhile, the other end of the optical fiber cable is connected to the light emitter, the corresponding light emitter is controlled to be lightened through programming, then programmed patterns are lightened on the aluminum plate, the aluminum plate can display different patterns through programming, and the use method of the aluminum plate is innovated.

The present application relates to the field of tunnel sunlight illumination control, in particular to an active sensing type intelligent sunlight illumination light scattering device and method for tunnel operation and maintenance, comprising a light guide reflective light scattering device and an intelligent sliding rail system arranged at the top of the light guide reflective light scattering device, the light guide reflective light scattering device comprises a light scattering support plate and a road surface brightness sensor; compared with the equidistant installation method of the traditional tunnel lighting system, according to the actual required illumination requirements of each section in the tunnel, the actual situation of the tunnel area and the actual design use of the tunnel, the position, angle and height of the light guide reflective light scattering device can be adjusted in real time and actively, so as to realize the accurate adjustment of the sunlight in the tunnel, make the light intensity uniformly distributed, ensure the uniformity and continuity of the lighting effect, enhance the comfort and improve the visibility, so that the driver can more accurately judge the road conditions under the uniform illumination, reduce the safety hidden danger in the tunnel, and provide a better driving environment for the driver.

A light guide 1 guides light input from a light entry surface 10a to a light exit surface 20a different from the light entry surface, and outputs the light from the light exit surface. The light guide 1 comprises: a light entry portion 10 that has a light entry surface through which light enters in the Z-axis direction; a light guide portion 20 that is disposed on the light exit surface side to guide the light in the Y-axis direction and to output the light from the light exit surface; and a continuous portion 31 and a discontinuous portion 32 which are disposed at the boundary of the light entry portion and the light guide portion, the continuous portion 31 making the light entry portion and the light guide portion continuous, and the discontinuous portion 32 spacing the light entry portion and the light guide portion apart from each other. In this way, the light that is input into the light entry portion in the Z-axis direction through the light entry surface enters the light guide portion through the continuous portion, which is disposed at the boundary of the light entry portion and the light guide portion to make the same continuous, and the light is then guided inside the light guide portion in the Y-axis direction. Thus, the light collected by the light entry portion can be output from the light exit surface with almost no leakage.

The invention relates to a device for reflecting daylight in a fixed direction chosen by the user, despite the sun's movement. The device is distinguished by its ability to be placed in any position and requires no calibration by the user. It positions itself in the Earth's frame of reference using an accelerometer coupled to a solar sighting system, which allows it to determine its position in the Earth's frame of reference and orient the mirror to maintain a constant direction of the reflected beam. The beam is unaffected by any cast shadows, and the system's accuracy is increased compared to compass-based devices. (Shorthand figure: Figure 1)

The present invention relates to a solar concentration apparatus capable of adjusting the angle of a light concentrator by using a tilting portion having a slidable structure. In the present invention, when one arm structure of the tilting portion slidably moves along a slide frame portion, another arm structure induces a tilting movement for adjusting the angle of the light concentrator while slidably moving on the rear surface of the light concentrator. At the same time, the angle of a reflecting mirror reflecting parallel light is automatically adjusted according to a variation in the angle due to the sliding movement of the tilting portion. Therefore, according to the structure of the present invention, the tilting movement of the light concentrator may be carried out based on the diameter of the incident light reflecting mirror as a central axis. Accordingly, an area that is necessary for tilting the light concentrator can be noticeably reduced, and miniaturization and high integration of the apparatus are possible. Also, as the number of materials and movement of the materials for light concentration can be minimized, the apparatus can be light weight. In addition, a cleaning portion is installed outside so that an operator does not need to carry out a cleaning operation and move for the cleaning, and thus, excellent operating convenience and reliability can be obtained. Also, the apparatus is economically efficient due to low manufacturing and maintenance costs.

The invention provides an adjustable daylighting device and a using method, the adjustable daylighting device comprises a light condensation part, a light diffusion part, a light guide part and an adjusting part, the first end of the light guide part is connected with the light condensation part, the adjusting part comprises an adjusting part body connected with the second end of the light guide part and a plurality of shading blades arranged in the adjusting part body in the circumferential direction, and the shading blades are arranged in the adjusting part body. Each shading blade is rotatably connected to the adjusting part body so as to adjust the shading area in the adjusting part body, and the adjusting part body is connected with the light scattering part. According to the use method of the adjustable lighting device, natural light is transmitted to the adjusting part body through the light guide part after being gathered through the light gathering part, the shading blades are controlled to move so as to adjust the shading area in the adjusting part body, and the adjusted light is diffused and output through the light diffusing part. The lighting device has the beneficial effects that the shading area can be dynamically adjusted according to requirements, natural light is used for assisting in lighting, and the lighting device is energy-saving and environment-friendly and has flexibility and comfort in use.

A light transmissive structure includes a light transmissive substrate having first and second opposing faces and array of microprism elements on the first face. A respective microprism element includes at least one ring comprising a plurality of microstructure pyramids that is rotated randomly and / or pseudorandomly on the first face about an axis that is orthogonal to the substrate relative to at least one other microprism element. The light transmissive structure is configured to receive light from a light source facing the first face and distribute the light emerging from the second face in a 2D batwing distribution.

The utility model discloses a construction structure convenient for house daylighting guide, which comprises a house body, a window frame arranged on the outer wall of one side of the house body, a daylighting frame body arranged on the inner wall of the window frame, a second daylighting panel fixed on one side in the daylighting frame body, and a first daylighting panel connected with the other side in the daylighting frame body in a sliding manner, a U-shaped seat is arranged on the outer wall of the house body on the outer side of the window frame, two semicircular seat bodies are arranged on the outer wall of the lower end of the U-shaped seat, U-shaped frames are arranged on the outer wall between the semicircular seat bodies at equal intervals, rain shelters are installed on the inner walls between the adjacent U-shaped frames, a baffle is arranged in the lighting frame body on one side of the first lighting panel, and a connecting block is arranged on the outer wall on one side of the baffle. According to the utility model, not only is the integrity of the first daylighting panel and the second daylighting panel guaranteed, but also the convenience of the daylighting guide structure in use is improved, and the angle of external light irradiating the interior of the house body can be adjusted, so that the daylighting effect of the house body is guaranteed.

This application relates to a supplementary lighting system and method for climate chambers, belonging to the field of artificial climate chamber technology, to solve the problems of low accuracy in judging lighting needs and poor effectiveness in utilizing natural light in existing climate chamber supplementary lighting. The method includes: collecting signals of natural light intensity, incident direction, and photosynthetically effective spectral distribution; constructing a comprehensive lighting judgment value to determine the lighting needs; comparing the incident direction with the optimal light-incident direction of the light guide plate and initiating the rotation adjustment of the tracking light beam; and combining the transmission effect feedback calibration of the fiber optic light guide system. This application achieves accurate judgment of lighting needs and efficient utilization of natural light through the synergy of multi-dimensional signal acquisition, comprehensive judgment, directional light tracking, and transmission calibration, solving the problems of poor adaptability and high energy consumption caused by single-parameter detection and fixed light guides in traditional supplementary lighting.

The invention provides an energy-saving lighting system matched with a building, and relates to the field of building lighting systems. The electric lighting system is composed of a mounting mechanism and an electric lighting mechanism, the electric lighting system and the optical fiber light guide system can be automatically switched for use according to the indoor light intensity, and the optical fiber light guide system can guide external light into a room for use in the environment with good external light, so that lighting use through electric power is not needed, and the use cost is reduced. When external light is poor, the system can be switched to an electric lighting system to provide electric lighting for the interior of a room, and the problems that electric lighting of an existing building lighting system is dominant, especially special spaces such as basements, and due to the fact that the positions are special and the periphery is surrounded by a building structure, lighting is affected are solved. And external natural light is difficult to introduce into a room for illumination through conventional windowing and the like, so that the basement can only depend on electric illumination for a long time.

A structural lighting system including a structural member having an outward facing portion and an inward facing portion. The structural member being configured to support a light transmissive environmental barrier. The outward facing portion of the structural member having a reduced light blocking shape as compared to the inward facing portion. A light source is coupled to the structural member, the light source being arranged to emit light from the inward facing portion.

To provide a daylighting facility capable of ensuring an appropriate amount of daylight from an opening in a building according to environmental conditions such as the angle of sunlight.SOLUTION: A daylighting facility 10 of the present invention is installed in a building A1 and adjusts the amount of daylight coming in through an opening in the building A1. The daylighting facility comprises: an eaves portion 13 protruding to the outside of the building A1 from above the opening and constituted by a light-transmitting diffusion plate 11; a drive mechanism 2 which changes the amount of protrusion L of the eaves portion 13 and an inclination K of the eaves portion 13; and a control device 3 which controls the drive mechanism 2 to adjust the amount of protrusion L and the inclination K.SELECTED DRAWING: Figure 1

To provide a daylighting structure which can be easily constructed and enables light to be taken into an indoor space of a building efficiently.SOLUTION: A daylighting structure includes: a ceiling sheet 2 which is installed forming a bosom space K1 with a ceiling 101 of a building 100; a mirror sheet 3 provided at the ceiling 101 side of the bosom space K1; a light guide part 5 which reflects light L between a first reflection surface 3a of the mirror sheet 3 and a second reflection surface 4a of the ceiling sheet 2 to guide the light L from one side to the other side of a light guide space K2; a light emission part 7 which emits the light L from the light guide part 5 to an indoor space 102 of the building 100; and a daylighting part 6 which is located at one side of the light guide space K2 and takes the light L from the outside of the building 100 into the light guide part 5. The mirror sheet 3 is provided extending in the bosom space K1.SELECTED DRAWING: Figure 1

The utility model relates to an illumination, ventilation and sterilization integrated system for a medical building, which belongs to the technical field of air purification, solves the problems existing in the current medical building purification and sterilization system, and comprises a plurality of air pipes, an input light guide pipe is arranged in each air pipe, and a fan is arranged in a gap between each input light guide pipe and the corresponding air pipe. A lighting cover is arranged at the outdoor side end of the input light guide pipe, the input light guide pipe penetrates out of the air pipe and then is connected with the input end of a light splitting device, and the output end of the light splitting device is connected with an ultraviolet output light guide pipe and an illumination light output light guide pipe which are arranged in parallel. According to the utility model, the system integrates the functions of illumination, ventilation and sterilization, so that the operation cost is reduced.

The invention discloses a house curtain wall ventilation and lighting type adjusting device self-adaptive to light source changes, and belongs to the technical field of curtain wall ventilation and lighting, the house curtain wall ventilation and lighting type adjusting device comprises a curtain wall unit and a lighting ventilator, the curtain wall unit is connected with a fixing table, and the lighting ventilator is installed in the curtain wall unit; a lighting cover shell is installed at one end of the lighting ventilator in a threaded fit mode, and a diffusion plate is connected to the inner wall of the lighting ventilator. According to the device, a driving gear is rotated through a working motor, so that the driving gear pushes a rack to slide, a movable disc rotates in the lighting ventilation barrel, an arc-shaped pushing groove pushes a first movable rod, then a second movable rod slides in a strip-shaped groove, and therefore a plurality of baffles can deviate and slide between the movable disc and a fixed disc; and the multiple baffles jointly shield the light-transmitting ventilation holes, the baffles are dynamically controlled in real time to move to adjust the sizes of the light-transmitting ventilation holes, the actual using effect is improved, and the environmental comfort degree is improved.

The present application relates to the field of eutrophication lake water ecological restoration, and discloses a device and system for improving underwater light conditions of a lake. Natural light on the water surface is introduced into the underwater area near the device through refraction and reflection by using a light path system, effectively improving the underwater light intensity. A wave dissipation system is arranged below the light path system to prevent disturbance of the water body and sediments by small waves, to a certain extent, reducing the influence of sediments and resuspension on water transparency, and further improving the underwater light conditions. The light path system, the wave dissipation system and the underwater fixing system are sequentially fixed and connected from top to bottom, and the height of the light path system and the wave dissipation system is adjusted through the underwater fixing system with the rise and fall of the water surface, improving the applicability of the device. The device has the characteristics of simple structure, convenient operation, good performance, easy installation and recycling, etc. It can effectively reduce the adverse effects of insufficient underwater light of the lake and wave disturbance on the growth of submerged plants.