433results about How to "Ensure normal lighting" patented technology

The invention provides a pixel driving circuit, a restoration method thereof, and a display device wherein the pixel driving circuit comprises a first film transistor, a second film transistor, a third film transistor, a fourth film transistor, a fifth film transistor, a capacitor, a first electroluminescent device and a second electroluminescent device. According to the invention, the fourth and fifth film transistors are alternately opened by light emission control signals and the first electroluminescent device and the second electroluminescent device alternately emit light, thereby reducing the duration of the continuous operation of the first electroluminescent device and the second electroluminescent device, increasing the service life of the first electroluminescent device and the second electroluminescent device, and enabling that when either the first electroluminescent device or the second electroluminescent device fails, the other one can still continue to work through the adjustment of the electrical potential of the light emission control signals so as to ensure that the pixels radiate light normally.

The invention discloses an illumination system of an intelligent controlled LED tunnel lamp and the application thereof, which comprises a power supply and distribution device, a group of structure including a plurality of LED tunnel lamps that consist of tunnel lamp burners, direct current drive working power and control units. A sensing signal recognition processor added with a temperature sensor is arranged in each control unit of the LED tunnel lamps in the invention; the front end of the sensing signal recognition processor is successively connected with a sensor signal converting processor and a vehicle detecting sensor through a preposed sensing signal transmission channel in a many-to-one way; signals from the temperature sensor and the vehicle detecting sensor are treated uniformly by the sensing signal recognition processor. The invention can recognize whether vehicles comes from the front of the tunnel so as to control whether the LED tunnel lamps are lightened, and the driving current of the LED tunnel lamp caps or the lightened number of the LED tunnel lamps can be adjusted and controlled according to the detected environment temperature in the tunnel without reducing the brightness of the tunnel lamps, thus realizing the power saving and prolonging the working life of the tunnel lamps.

The invention discloses an environmental-data-based lighting system and method for fuzzy control of street lamps in different periods. The system comprises three components: single lamp controllers, a concentrated controller and a remote monitoring center. Combined with ZigBee short-range wireless network technology and GPRS remote wireless network technology, the system and method can achieve remote control on and information exchange among the street lights. In view of the fact that the control strategy for the street light control technology is too simple to meet the requirement of on-demand lighting under complicated and changing environmental factors, the invention provides an environmental-data-based lighting system and method for fuzzy control of street lamps in different periods. In the system and the method, the influencing factors regarding the environmental luminance at dawn and the dusk as well as the vehicles and pedestrians on street in the middle of the night are considered respectively, and through the fuzzy control methods adopted in different periods, it is possible to improve the control precision of the system so as to meet the dual requirement of both lighting quality and power conserving. According to the invention, it is not only possible to realize fuzzy control to the lighting of street lamps in different periods based on environmental data, but also possible to detect the power consumption of each street lamp, the tilting of a lamp post, and the road water in real time.

The invention discloses a lifting drying rack. The lifting drying rack comprises a lifting motor, a pull rope, a lifting rack and a drying rod, wherein the upper end of the stretchable lifting rack is fixed to a ceiling, and the drying rod is connected to the lower end of the lifting rack. The lifting drying rack further comprises a manual lifting mechanism provided with a rotatable second winding wheel, the lifting motor is arranged at the upper end of the lifting rack, an output shaft of the lifting motor is connected with a first winding wheel through a speed change mechanism, the lower end of the lifting rack is provided with a movable pulley, and the upper end of the lifting rack is provided with a fixed pulley; one end of the pull rope is fixedly wound on the first winding wheel in a stacked mode, the other end of the pull rope is sequentially wound around the movable pulley and the fixed pulley and then fixedly wound on the second winding wheel in a stacked mode. The lifting mechanism can be suitable for electrical operation and manual operation to ensure normal use of the drying rack in a power failure, saves labor for operation and is convenient to install.

The invention discloses an energy self-supplying type intelligent greenhouse control system. The system comprises a data acquisition unit composed of an illuminometer, a temperature sensor, an air humidity sensor, a soil humidity sensor, an air pressure sensor and a soil fertilizer tester, a central control unit and a functional module composed of a solar cell panel, an LED (Light Emitting Diode) light supplementing system, a ground source heat pump, a water curtain, a fan, a water pump and a fertilizing device. The solar cell panel is mounted at the top of a greenhouse, is in a foldable structure and is used for providing a power supply to the central control unit and other functional modules. The invention further discloses an energy self-supplying type intelligent greenhouse control method. Solar photovoltaic power generation is used for providing electric energy to greenhouse power consumption equipment, and parameters including temperatures, humidity, light illumination, soil fertilizers and the like in the greenhouse are monitored online and intelligent adjusted, so that crops are in the optimal growth environment all the time, and the aims of high yield, high efficiency and energy conservation and environment friendliness are realized.

The invention provides a LED automatic control system which includes an upper computer, the upper computer belongs to a computer hardware equipment which is installed with an intelligent system control software in inner. The upper computer communicates with a control host by way of electrical power carrier, the control host is installed in a distribution cabinet, the control host connects with a series communication interface of the electrical power carrier router, the electrical power carrier router is jointed to the electrical power carrier channel of each branch computer through the electrical power line, each electrical power carrier channel connects with the control module with electrical power source through the series communication interface, the electrical power source control module connects with the LED router electrical power source. The control system can process category setting according with grade and characteristic of the road for controlling the road lamp opening or closing automatically. The system also can adjust the lamp brightness and working power, and monitor using condition of the road lamp and the line in time, the system also can jump the control system and control the road lamp switch by hand.

A laser scanning apparatus capable of preventing a secondary contamination of light transmitting windows and an image forming device having the same include a light emitting unit to emit light, a cover connected to a laser scanning apparatus body, and having at least one light transmitting window through which light passes, a cleaning member reciprocally disposed on the cover to clean the light transmitting window when on a cleaning path, and a guide unit to guide a movement of the cleaning member, so that the cleaning path is other than a returning path of the cleaning member and have different up and down periods from each other.

The embodiment of the invention provides an organic light-emitting display panel and an organic light-emitting display device, relates to the technical field of display, and aims to reduce influence of a camera assembly on leakage current in pixels and improve display performance. The organic light-emitting display panel comprises a substrate base plate, a display area including an optical component setting area, a pixel comprising a first pixel, and a shading structure, wherein the first pixel comprises a first pixel circuit, the first pixel circuit comprises a first transistor, the first transistor is located in the optical component setting area, the first transistor comprises an active layer, a gate layer and a source-drain layer which are sequentially stacked in the direction away from the substrate, the active layer comprises a channel region, the shading structure is located in the optical component setting area, the shading structure is located on a side, away from a light-emitting surface of the organic light-emitting display panel, of the active layer, the shading structure comprises a first shading layer, and the channel region is completely overlapped with the first shading layer in the direction perpendicular to a plane where the substrate is located.

The invention discloses an Internet of things LVD (Low Voltage Detector) road lamp urban illumination control system which comprises an urban illumination management platform, a GPRS (General Packet Radio Service) communication module, an electric power acquisition module, a plurality of electric communication intelligent service terminals, a plurality of illumination units, a plurality of video conversion servers and a plurality of video camera units, wherein the GPRS communication module is communicated with the urban illumination management communication platform through a GPRS network. The plurality of video conversion servers are respectively communicated with the urban illumination management platform through a 3G network. According to the invention, communication is carried out by using electric power carriers, every day subset and sunrise time can be measured by using a GPS system, a road lamp switch is automatically controlled according to changes of the sunset and sunrise time, the brightness of the road lamp can be regulated according to the sunset and sunrise time, the operation state of the road lamp is monitored in real time, and mutual switching of automatic control and manual control can be realized.

The embodiment of the invention provides a pixel circuit, a driving method of the pixel circuit, and a display device, relating to the field of display technologies, for solving the problem of poor luminous points, wherein no injuries are caused to the pixel. In the pixel circuit, a drive module is connected with a scanning signal line, a data signal line, a first voltage end and a fusing module, and is used for outputting driving current signals to the fusing module under the control of the scanning signal line and the data signal line; the fusing module is further connected with a fusing control module and a light-emitting module, and is used for breaking the connection of the light-emitting module and the drive module under the control of the fusing control module; the fusing control module is further connected with a control line and a grounding end, and is used for enabling the driving current signals output to the fusing module by the drive module to flow to the grounding end under the control of the input signals of the control line, so that the connection of the light-emitting module and the drive module is broken; the light-emitting module is further connected with a second voltage end, and emits light through the driving current signals output by the drive module under the control of the second voltage end.

The invention discloses a white light electrogenerated light-emitting apparatus, which comprises the structure including a substrate, a conductive layer, a hole injecting layer, a hole transmitting layer, an electron stop layer, a light emitting layer, a hole stop layer, an electron transmitting layer, an electron injecting layer and a cathode layer in sequence; the light emitting layer is a composite layer structure, and the composite layer structure comprises the following layers of a red phosphor light emitting layer, a first interval layer, a blue light emitting layer, a second interval layer and a green phosphor light emitting layer in sequence; and the red phosphor light emitting layer is prepared on the surface of the electron stop layer, and the hole stop layer is prepared on the surface of the green phosphor light emitting layer. According to the invention, light emitting layers of blue light emitting materials, red and green light phosphor materials are applied in the white light electrogenerated light-emitting apparatus, red and green light phosphor light emitting layers are respectively arranged on both sides of the blue light emitting layer, therefore the triplet state energy of blue light can be fully captured, and the light emitting efficiency is further increased.

The invention provides a method for estimating solar radiation of surface buildings based on BIM, which comprises the following steps: 1) constructing and optimizing a multi-scale fine surface model;2) carrying out spatial planning and expression of urban architectural information based on BIM; 3) carrying out BIM-based natural lighting evaluation of urban buildings; 4) establishing the simulation and prediction model of solar radiation space curved surface; 5) carrying out BIM-based quantitative evaluation of solar radiation spatial and temporal distribution; 6) building a skin response design strategy based on BIM. The advantages are: 1) the method of digital surface model zoning, sub-scale construction and optimization based on high-score remote sensing images is proposed; 2) the method solves the problem of quantitative estimation of solar radiation in the existing buildings and planned buildings in the built-up area; 3) scientific guidance is provided to the simulation of urban micro-scale eco-environment elements; 4) theoretical basis and technical support are provided for the utilization and development of solar radiation energy in urban areas; 5) expansion of the theoretical basis and technical methods of multi-disciplinary fusion of urban micro-scale eco-environment is realized.

The invention discloses a vertical lifting plant planting frame, which comprises four upright columns arranged in a rectangular shape, several layers of planting boards are arranged between the upright columns, horizontal guide sleeves are fixedly connected to both sides of the planting boards, and the horizontal guide sleeves are inserted into the The beam is installed, the two ends of the beam are fixed with vertical guide sleeves, and the vertical guide sleeve is sleeved on the column; the bottom of the column is equipped with a combiner box. In the present invention, several layers of planting boards are arranged between the uprights, and planting holes are opened on the planting boards, and plants can be planted through the planting holes without using planting plates, thereby improving stability and preventing planting pots from colliding with each other or The case of falling.

The invention relates to the technical field of solar photovoltaic, in particular to solar battery components. The shutters with the solar photovoltaic double-glass components comprise a frame which consists of vertical support elements in the vertical direction and horizontal support elements in the horizontal direction. The shutters with the solar photovoltaic double-glass component further comprise a plurality of long strip-shaped solar photovoltaic components, mounting holes with equal spaces are horizontally arranged in the vertical support elements, and the plurality of long strip-shaped solar photovoltaic components are arranged on the vertical support elements at the same angle through the mounting holes. A common glass window and a solar battery piece are combined, when indoor lighting is ensured, and also a space of a window is effectively utilized, and photovoltaic power generation is achieved. The shutters with the solar photovoltaic double-glass components are beneficial to photovoltaic building integration.

The embodiment of the invention discloses a double-gate thin-film transistor, a preparation method of the double-gate thin-film transistor, a display panel and a preparation method of the display panel. The double-gate thin-film transistor comprises a substrate, a first gate electrode located on the substrate, a first gate insulating layer located on the first gate electrode, an active layer located on the first gate insulating layer, a second gate insulating layer located on the active layer, a second gate electrode located on the second gate insulating layer, an interlayer insulating layer located on the second gate electrode, and a source electrode and a drain electrode located on the interlayer insulating layer, wherein the source electrode and the drain electrode are electrically connected with the active layer through openings in the interlayer insulating layer and the second gate insulating layer. According to the technical scheme, a bias voltage signal is input to the first gate electrode, the threshold voltage of the thin-film transistor is adjusted, and the situation that the threshold voltage is deviated to be positive or negative is avoided.

The invention discloses a rainwater wash-out ecological toilet based on solar power generation. The rainwater wash-out ecological toilet based on solar power generation comprises a rainwater filtering and collecting system, a solar power generation and supply system, a PLC control system, an integrated public toilet body, a combined sewage treatment system and a composite artificial wetland system which are all sequentially connected. The solar power generation and supply system is arranged on the top of the integrated public toilet body and used for supplying power to the rainwater filtering and collecting system, the PLC control system, the integrated public toilet body, the combined sewage treatment system and the composite artificial wetland system. The rainwater filtering and collecting system is used for collecting rainwater and filtering and processing the rainwater, and then the rainwater can be supplied to the toilet. The combined sewage treatment system and the composite artificial wetland system are connected in series for use and used for processing drained water of the toilet. The PLC control system is used for performing automatic control over the whole system. The toilet supplies power through clean energy. The drained water of the toilet can be effectively processed, maintenance cost is low, and the ecological toilet has very important ecological benefits, economic benefits and social benefits.

The invention discloses a heat-dissipating LED lamp and a manufacturing method thereof. Install at intervals. Method: manufacture a diffuse radiator and a U-shaped lamp tube, and arrange and install them at intervals; the top of the LED lamp of the present invention also emits light to form a three-dimensional light source. The power driver board in the metal base is sealed in the insulating shell, which enhances the safety and reduces the impact of heat on the life of the LED.

The invention aims to provide a hemispherical image acquiring box body of a 3D printer. The hemispherical image acquiring box body comprises a box body, an arranging platform, an image acquiring device and a light source, wherein the box body is a hollow hemisphere; the arranging platform is arranged inside the box body and positioned at the center of the hollow hemisphere; helical guide rails are arranged from top to bottom on the inner wall of the box body; the image acquiring device is mounted on the guide rails and can slide along the guide rails. The hemispherical image acquiring box body of the 3D printer can be used for shooting an object in all directions and is capable of preventing influences caused by human factors and improving the printing quality.

The invention provides an intelligent diagnosis system and method for an elevator failure. The intelligent diagnosis system comprises an oxygen content sensor, a temperature sensor, a humidity sensor,a user alarm module, a background failure detection module and a server, wherein the oxygen content sensor, the temperature sensor and the humidity sensor are all connected with the user alarm module; the user alarm module is connected with the background failure detection module; and the background failure detection module is connected with the server. The intelligent diagnosis system and methodprovided by the invention have the beneficial effects that by adoption of a reasoning method based on the minimum cut-set importance degree of a failure tree, the elevator failure is diagnosed as well as an emergency processing scheme and a motor control signal are outputted, so that the emergency processing of the elevator failure can be completed and related diagnosis data about the elevator running failure can be provided for the maintenance work.

The present invention provides a backlight module of display device, which includes: a back panel, a reflection hood arranged on the back panel, a backlight source arranged on the reflection hood, a reflector board arranged on the back panel, a light guide plate arranged on the reflector board, and a plastic frame coupled to the back panel and the light guide plate. Light emitting from the backlight source is reflected by the reflection hood into the light guide plate. The reflection hood includes a reflection section, an abutment section connected to the reflection section, and a bearing section connected to the abutment section. The abutment section is positioned against the back panel. The backlight source is mounted on the bearing section. The bearing section is positioned on the back panel. The backlight module of display device according to the present invention provides a light reflection hood to replace manual mounting of reflection surface thereby eliminating the yield problem caused by manual mounting operation and ensuring completeness of light reflection of the backlight source and thus ensuring light emission efficiency of the light guide plate while improving heat transfer performance of the backlight source.

The invention provides an automatic height-adjustment lake ecological experimental enclosure with a siphon sampling function. The main body of the experimental enclosure comprises a fixed wood pile, a watertight canvas, a floating ball, a pulley, a siphon sampling system and a stone dragon. The fixed wood pile comprises a vertical pile and a transverse pie; the vertical pile is used for determining the size of the enclosure; the transverse pile is in rigid connection with the floating ball; and the pulley and the floating ball are used for adjusting the enclosure to exceed the height. The lower end of the watertight canvas is connected to the stone dragon, and the upper end of the watertight canvas is connected to the transverse pile. The enclosure is arranged in a quadrate shape, and the side length of the quadrate is 3-5m. The enclosure is provided with the fixed siphon sampling system. The enclosure has the advantages that the enclosed water amount is calculated easily, the experiment scale is proper, the exchange of the lake water in and out of the enclosure is effectively obstructed, the illumination and atmosphere reaeration are ensured, the sampling method is convenient and scientific and the like.

The invention provides a touch control panel, a preparing method of the touch control panel and a display device, and belongs to the technical field of display. The problem of influence of a touch control electrode and a sensing electrode in the existing touch control panel on the illumination of organic electroluminescence devices can be solved. The touch control panel comprises an OLED (Optical Light Emitting Device) base plate and a matched base plate which match with each other, wherein the OLED base plate at least comprises a substrate and a plurality of organic electroluminescence devices arranged on the substrate; each organic electroluminescence device comprises a first electrode, a luminous layer and a second electrode which are sequentially arranged on the substrate; the touch control panel also comprises a touch control electrode and a sensing electrode; and the touch control electrode and the sensing electrode are arranged at the emergent surface side of the second electrode and are arranged in a way of being isolated from the second electrode.

The invention provides an electric lifting device applicable to transformation of an old residential building and a transformation method. The electric lifting device comprises a multifunctional track column which is vertically fixed to the outer side of the building. A rotary power control box which does reciprocating lifting motion is arranged on the multifunctional track column. The rotary power control box is fixedly connected with a counterweight through inhaul cables. The inhaul cables are in driving connection with a guide wheel box and a center control and traction power control box. The rotary power control box drives an elevator car to rotate horizontally through a rotary arm. The two sides of the elevator car are provided with elevator car electric side-hung doors. An integral electric side-hung door is embedded in the building. The elevator car and the integral electric side-hung door are attracted and separated through an electromagnetic lock device. An elevator car bearing platform is arranged on the ground. The upper end of the elevator car bearing platform is provided with four buffer induction plates connected with the center control and traction power control box. A movable lifting guard rail is arranged on the periphery of the elevator car bearing platform. The electric lifting device applicable to transformation of the old residential building is compact in structure; standardized production can be realized; transformation construction is convenient; and the electric lifting device has little influence on ventilation and daylighting of residential rooms.

An ecological plant curtain makes a reader breathe fresh air when freely reading, recording, communicating, acquiring information from the internet and the like in a reading room and an information sharing space, a quiet, peaceful and comfortable learning environment is obtained, and various kinds of discomforts and diseases caused by pollution of the reading room and the information sharing space are prevented. In order to achieve the purpose, according to the technical scheme, the ecological plant curtain is composed of spraying curtain boxes and ecological climbing plants. The ecological plant curtain is characterized in that the ecological plant curtain is planted in the reading room and the information sharing space of a library, the green climbing plants and bamboo are selected as the ecological plants, and a spraying planting technology is adopted.

The embodiment of the invention provides a display panel, a brightness compensation method thereof and a display device, relates to the technical field of display, and aims to improve brightness attenuation caused by aging. The display panel comprises a display area and a non-display area, and the display area being provided with a first light-emitting element; a light sensation detection unit, comprising a second light-emitting element in a non-display area and a detection module; the second light-emitting element and the first light-emitting element having the same light-emitting state; a detection module, comprising an initialization submodule which is connected with a first control signal end, a first reference signal end, a high level signal end, a first node and a second node; a photosensitive element, connected with the first fixed signal end and the first node; a feedback sub-module, connected with a second control signal end, a second reference signal end, a first fixed signalend, a second fixed signal end, a first node, a second node and a third node; an output sub-module, connected with a second control signal end, a third node and an output signal line; and a compensation unit, connected with the output sub-module and the first light-emitting element.

The invention relates to an elevator device. The elevator device comprises a hoistway (102) used for rising and falling a car (104) and arranged in a building (101), a control device (114) for controlling the car and related equipment, a lower-layer connecting way (106) arranged at the lower floor side of the hoistway to connect the hoistway with the external of the building, an upper-layer connecting way (108) arranged at the high-floor side of the hoistway to connect the hoistway with the external of the building, a wind power generation device (110) arranged in a space provided with the lower-layer connecting way, the hoistway and the upper-layer connecting way and using an airflow of the space to generate electricity, and an accumulator (112) for storing the electricity generated by the wind power generation device. As the lower-layer connecting way and the upper-layer connecting way are arranged, the airflow is kept passing through among the lower-layer connecting way, the hoistway and the upper-layer connecting way. The wind power generation device can use the airflow to continuously generate the electricity at ordinary times or even in the power failure time so as to deal with the abnormal condition of long-time power failure.

The invention discloses an antitheft LED intelligent street lamp which comprises a lamp post inserted in soil and a street lamp body arranged on the lamp post, wherein the lamp post is hollow; two opposite strip-type through holes are formed in the side walls of the lamp post; an air cylinder is fixed at the bottom of the inner side of the lamp post; the top end of the air cylinder is connected with an air pressure lifting rod; two connecting rods with opposite orientations are fixed on the side walls of the top end of the air pressure lifting rod, penetrate through the strip-type through holes and stretch out of the lamp post; the street lamp body is mounted below the connecting rod on the side close to a road; a camera is mounted below the connecting rod on the side far away from the road; a plurality of solar panels are fixed on the side walls of the top end of the lamp post; a sidewalk street lamp is mounted on the side wall at the bottom end of the lamp post; and a control cabinet for controlling the air cylinder is further arranged on the side wall of the bottom end of the lamp post. When the antitheft LED intelligent street lamp is repaired, a worker does not need to climb up the lamp post, so that the risk is reduced, and the antitheft LED intelligent street lamp has wide application prospect.

A modified sphere structure including: a sphere body with a groove formed on a surface of the sphere body along a distribution path; a light source module disposed in a containing space of the sphere body, wherein the groove is connected to the containing space to define a light releasing space and light emitted from the light source passes through the light releasing space; and a light guiding member filling to the light releasing space to allow the light emitted from the light source to be distributed on the light guiding member along the distribution path and transmitted to outside of the sphere body.