1409results about "Portable electric lighting" patented technology

A candle warmer lamp is provided, which includes a seat, a connection frame, a first light-emitting component, and a second light-emitting component. The seat is provided with a bearing surface configured to carry a container accommodating an aromatherapy candle. One side of the seat away from the bearing surface is provided with an accommodation groove, the connection frame is connected to the seat. The first light-emitting component is provided in the connection frame, a light-emitting end of the first light-emitting component is faced to the bearing surface. The second light-emitting component is accommodated in the accommodation groove. Light emitted by the second light-emitting component passes through an outer circumference side of the seat. Therefore, by providing with the second light-emitting component, a bottom of the candle warmer lamp can emit light, and a user can start the first light-emitting component and / or second light-emitting component for lighting or fragrance release.

A lantern-shaped decorative lamp and a lighting device are provided. The lantern-shaped decorative lamp includes a skeleton, a lighting component, and a flexible lampshade. The skeleton is unfoldable or collapsable in a vertical direction. The lighting component is mounted on the skeleton. The flexible lampshade is wrapped around an outer side of the skeleton. In an unfolded state, the skeleton and the flexible lampshade are unfolded to unfold the lantern-shaped decorative lamp. In a storage state, the skeleton and the flexible lampshade are collapsed in the vertical direction to minimize a volume of the lantern-shaped decorative lamp.

An electronic candle with a highly simulated flame effect, including a housing having a top wall and a cylindrical peripheral wall, where the top wall has a through hole in the center; a flame head, passing upward through the through hole and including a candle flame-like luminous body and a simulated cotton core column, where the luminous body including an LED lamp bead and a light guide cup at the bottom, the LED lamp bead and the light guide cup are each a misty colloid component, a transmittance of the LED lamp bead is higher than a transmittance of the light guide cup, a first light-emitting chip and a second light-emitting chip that separately change in light and dark are provided in the LED lamp bead vertically, the first light-emitting chip located above emits warm white light upward, and the second light-emitting chip located below emits blue light downward.

The utility model provides a lamp which comprises a shell, a first light-emitting module and a second light-emitting module, the shell comprises a top wall and a frame, and the frame is connected with the top wall and extends in the direction away from the top wall. The first light-emitting module comprises a first light-emitting part and a first light-emitting face, the first light-emitting face is located below the top wall, and light emitted by the first light-emitting part is emitted out in the direction away from the top wall after passing through the first light-emitting face. The second light-emitting module comprises a second light-emitting part and a second light-emitting face, the second light-emitting face is arranged on the inner side of the frame, the second light-emitting face is arranged below the first light-emitting face and extends in the direction away from the first light-emitting face, and light emitted by the second light-emitting part is emitted out in the direction away from the frame after passing through the second light-emitting face. The first light-emitting surface has a first projection range on the top wall, the second light-emitting surface has a second projection range on the top wall, and the second projection range completely falls into the first projection range; the light emitted by the first light-emitting module and the light emitted by the second light-emitting module are fused with each other.

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 luminaire includes a frame, an ambient light source positioned within the frame adjacent a first end of the frame, a downlight light source positioned within the frame adjacent a second end of the frame, a diffuser connected to the frame and at least partially surrounding the ambient light source, and a reflector configured to direct light emitted by the downlight light source. A first driver is in electrical communication with the ambient light source and is configured to adjust the illuminance of the ambient light source. A second driver is in electrical communication with the downlight light source and is configured to adjust the illuminance of the downlight light source. A controller is in electrical communication with and send control signals to the drivers to change the light sources between a plurality of illuminance modes, which includes a circadian effective mode and a circadian ineffective mode.

Disclosed herein are various embodiments related generally to computer vision, graphics, image scanning, shadow casters, shadow caster scanners, and image processing as well as associated mechanical, electrical and electronic hardware, computer software and systems, and wired and wireless network communications to form at least three-dimensional models or images of objects and environments.

A multi-purpose desk lamp capable of adjusting illumination position, comprising a base, a support column connected to the base, a luminous lampshade, a light emitting component inside the luminous lampshade, a pivot structure between the luminous lampshade and the support column, and an open slot on the top surface of the luminous lampshade at a position close to one end. The luminous lampshade can be connected with the pivot structure in a movable manner via a positioning bolt through the open slot. A telescopic sliding structure is provided inside the luminous lampshade. The luminous lampshade can move linearly along the open slot via the telescopic sliding structure or can be tilted upward or downward via the pivot structure, and the positioning bolt can be turned left or right in relation to the pivot structure, to change the illumination position of the luminous lampshade.

The utility model discloses a lighting lamp capable of adjusting the light emitting direction, which comprises a base, a motor is fixed in the base, a gear is fixed at the output end of the motor, the gear is arranged on the side edge of a light shield, the light shield is arranged on the lower side of the base, a gear ring is further fixed on the outer side of the light shield, and the gear ring is arranged on the gear ring. And the lower end of the light shield is connected with a collecting barrel through threads, and heat dissipation teeth are evenly distributed on the outer side of the base in a surrounding mode. According to the lighting lamp capable of adjusting the light emitting direction, through the effects of the motor, the gear and the gear ring, the light shielding cover can rotate, so that adjustment of different angles of the light emitting hole is achieved, the light emitting requirements of different angles are met, the adaptability of the device is improved, and when the light shielding cover rotates, dust and foreign matter on the surface of the lampshade can be cleared away through a scraping plate; and in cooperation with a collecting barrel, foreign matter can be collected, and follow-up treatment is facilitated.

The utility model provides a side light-emitting lighting device and lamp, the side light-emitting lighting device includes: a housing including a top wall and a frame, the frame is connected with the top wall and extends in a direction away from the top wall, the frame is configured to allow at least part of light to penetrate, the frame includes a first light-emitting surface and a second light-emitting surface, the first light-emitting surface is arranged on the inner side, facing the top wall, of the frame, the second light-emitting surface is adjacent to or opposite to the first light-emitting surface, and a light source mounting space is defined between the first light-emitting surface and the second light-emitting surface; the light source assembly is arranged in the light source installation space, light emitted by the light source assembly is emitted out after passing through the first light-emitting face and the second light-emitting face, a light-emitting area is formed on the first light-emitting face, a non-light-emitting area connected with the light-emitting area in the circumferential direction is further arranged on the first light-emitting face, and a light / shadow transition area is arranged between the light-emitting area and the non-light-emitting area. The side light-emitting lighting device can provide a good atmosphere lighting effect, and the visual experience of a user is improved.

The utility model provides a square wall washing lamp which comprises a back plate capable of being installed on a wall face in an attached mode and a shell capable of being installed on the back plate in an attached mode, one or more side walls of the shell are provided with notches, and dimming plates and LED lamps electrically connected with a circuit board in the shell are arranged in the notches. The light emitting surface of the LED lamp is perpendicular to the mounting surface of the shell, the two dimming plates are rotationally mounted on the two sides of the LED lamp, the rotating axis of each dimming plate is perpendicular to the mounting surface of the shell, and the light emitting angle of the LED lamp can be adjusted; and the shell is provided with a toggle switch and / or an inductive switch which are / is electrically connected with the circuit board and are / is used for controlling the LED lamp. The square wall washing lamp is compact in structure, attractive in appearance, small in size, good in using effect and wide in application range.

The utility model discloses a vehicle-mounted atmosphere lamp, which at least comprises a power supply substrate; the bottom cover is arranged on one side of the power supply substrate; the protective cover is arranged on one side, far away from the bottom cover, of the power supply substrate; the lamp source is arranged on the power supply substrate; the optical lens is arranged between the light source and the protective cover, the optical lens comprises a bottom surface and at least two protruding parts, the protruding parts are arranged on the same side of the bottom surface, and the axes of the protruding parts are perpendicular to the bottom surface. According to the vehicle-mounted atmosphere lamp, the light-emitting effect of the vehicle-mounted atmosphere lamp can be enriched, and the stereoscopic impression, the layering sense and the advanced sense of the light-emitting effect of the vehicle-mounted atmosphere lamp are improved.

The utility model discloses an anti-dazzle structure and a flexible lamp strip, and relates to the technical field of lamps, the anti-dazzle structure comprises a lamp body, the lamp body is provided with a shell, the shell is provided with an inner cavity, a light source is arranged in the inner cavity, the light source comprises lamp beads, a light-transmitting piece covering the light source is arranged in the inner cavity, and a plurality of light shielding plates are arranged on the outer wall, back on to the light source, of the light-transmitting piece. A channel used for emitting light is formed between every two adjacent light shielding plates, the multiple channels are arranged in the width direction of the lamp body, the dazzling effect generated when the human eyes directly see the lamp can be reduced through the light shielding plates, the dazzling effect is reduced accordingly, the shell, the light transmitting piece and the light shielding plates are integrally formed in an extrusion mode, extra assembly is not needed, and the production efficiency is effectively improved. And the length direction of the channel is parallel to the length direction of the lamp body, so that light shielding can be reduced, good light emitting quantity is ensured, and the lamp body and the shading plate can be made into any length in the extrusion forming process so as to adapt to different product requirements.

A lighting device including at least one first light source configured to emit a visible light through a first light emitting surface, at least one second light source spaced apart from the first light source and configured to emit light having a wavelength for sterilization through a second light emitting surface, and a housing having a bottom portion, on which the first and second light sources are disposed. The housing can include at least one sidewall portion connected to the bottom portion to enclose the first light source and the second light source in one common area, in which the first and second light emitting surfaces face substantially the same direction, and both the first light emitting surface and the second light emitting surface can be disposed at a different elevation from the bottom portion of the housing.

A lantern-shaped decorative lamp (10), characterized in that it comprises: a frame (100) which can be opened and folded longitudinally; a lighting element (200) mounted on the frame (100); and a flexible lantern cover (300) adjacent to an outer side of the frame (100); wherein: in an unfolded state, a three-dimensional lampshade shape is created by the interaction of the frame (100) and the flexible lantern cover (300); and in a folded state, a reduction in vertical volume is achieved by the vertical contraction of the frame (100) and the flexible lantern cover (300).

The invention belongs to the technical field of maintenance illumination in a high-radiation environment of a nuclear power station, aims to solve the problems that illumination in the underwater environment under high radiation is insufficient and a traditional underwater lamp is inconvenient to use flexibly due to the too large size, and discloses a portable illumination device for maintenance illumination in the high-radiation environment of the nuclear power station. Comprising a strip-shaped floodlight assembly, a column-shaped floodlight assembly or a round floodlight assembly which are installed on a long-rod connecting rod, an LED lamp is arranged in a main body frame of the strip-shaped floodlight assembly, a floodlight reflecting tile and the LED lamp are correspondingly arranged, the column-shaped floodlight assembly is provided with a floodlight cavity and a front cover, and floodlight thermoswitch pressing plates are installed in the floodlight cavity and the front cover. An LED lamp is installed on the floodlight thermoswitch pressing plate, an LED lamp is arranged in a circular cavity of the circular spotlight assembly, and a spotlight reflecting tile is installed in front of the LED lamp. According to the invention, portable and effective illumination can be provided for the underwater operation environment in the maintenance activity of the nuclear power station in the high-radiation environment.

The invention relates to the technical field of cultural relic exhibition and protection, in particular to a dynamic cultural relic display cabinet based on a mixed reality technology. The display cabinet comprises a cabinet body assembly used for forming a closed cabinet body and placing and displaying exhibition articles, a light assembly used for illumination and illumination adjustment in the cabinet body assembly, a virtual projection assembly used for dynamic observation and display of the exhibition articles in the closed cabinet body, and a monitoring sensing assembly used for monitoring environment data in the cabinet body assembly and controlling the closed environment state. And the networking control assembly is used for uniformly managing all the cabinet body assemblies and accessories thereof in the area. A closed and controllable environment is formed through facilities such as a transparent protective cover, a thermostat and a dryer, cultural relics are effectively prevented from being damaged by environmental factors such as temperature and humidity and dust, the safety of the cultural relics is guaranteed, dynamic three-dimensional display of the cultural relics is achieved through a mixed reality mirror, a projector and a holographic projection cover, immersive and interactive exhibition experience is brought to audiences, and the intellectualization of the cultural relics is achieved. And the exhibition attraction is improved.

The invention relates to an LED ceiling lamp capable of intelligently adjusting brightness and a control method, and relates to the technical field of lighting equipment.The LED ceiling lamp comprises a connecting plate, a mounting plate is connected to the lower portion of the connecting plate, the mounting plate is horizontally arranged, a mounting groove is formed in the side, away from the connecting plate, of the mounting plate, and an LED lamp panel is mounted in the mounting groove; a control groove is formed in the side, away from the connecting plate, of the mounting plate, a two-way screw is arranged in the control groove, two baffles used for shielding a light source are arranged on the two sides of the LED lamp panel, the two baffles are oppositely arranged on the two sides of the LED lamp panel, the two baffles are in threaded connection with the two ends of the two-way screw respectively, and a driving motor is arranged in the mounting plate. And an output shaft of the driving motor is coaxially and fixedly connected with the two-way screw rod. According to the invention, the light stroboflash phenomenon is solved in a mode of dimming through physical shielding, the eye health is facilitated, and the user experience is improved.

A multi-purpose lighting device is provided, which includes a bracket, a lampshade provided on the bracket, a lamp cover provided on a top of the bracket, and a lamp holder provided at a bottom of the bracket. A light emitting part and a power module are provided on the bracket and located in the lampshade. A bottom of the lamp holder is provided with a clamp slot with a downward opening; the lighting device can be placed on a horizontal surface for lighting use or hung on a support part of several types of lamp brackets through the clamp slot for lighting use. The support part includes a connection part that protrudes upward and is inserted into the clamp slot, the lighting device itself can be used as a type of light, or hung on different lamp brackets for use as a lighting fixture for different purposes.

An LED decorative lamp, having a lampholder body, a blocking member, an LED, and leads; the lampholder body is provided with a channel longitudinally penetrating both ends at a first opening and a second opening of the lampholder body; the LED, the leads, and the blocking member are arranged in the channel; the LED extends out of the second opening, the blocking member has a blocking end and a separation end, the blocking end is arranged in the channel and is in interference fit with the first opening, and the separation end is arranged in the channel and extends towards the second opening so as to be positioned between the two poles of the LED. A production process of the LED decorative lamp is provided.

The cutter comprises a white wafer and at least one pair of oppositely-arranged cutting blades, the white wafer is provided with a light through hole allowing light beams to penetrate through, the two ends, away from one side, of each pair of cutting blades are each connected with a two-connecting-rod, each two-connecting-rod comprises a first rod body and a second rod body, and the first rod bodies and the second rod bodies are connected in a pivoted mode. One end of the first rod body is hinged to the cutting blade, the other end of the second rod body is hinged to the cutting blade, the other end of the second rod body is driven by a driving mechanism to rotate, the guiding piece is used for limiting a guiding point on the cutting blade to move along an arc-shaped track on the plane where the guiding point is located, the driving mechanism is fixed to the base plate, and the base plate drives all the cutting blades to rotate integrally. The guide points are arranged on the cutting blades, and the cutting blades move along the arc-shaped tracks, so that the cutting blades can generate certain displacement along the direction perpendicular to the arrangement direction of the cutting blades under the guide of the guide points, the light beam intercepting area of the cutting blades can be changed more quickly, and long-term concentration of heat is avoided.

The present invention provides a lighting fixture, comprising: a housing assembly; a Rayleigh scattering plate, arranged on the housing assembly; a light-emitting assembly, the light-emitting assembly being arranged opposite to the Rayleigh scattering plate, the light-emitting assembly comprising a light-emitting portion and a total reflection lens for reducing the emission angle of a light beam emitted by the light-emitting portion, the light-emitting portion being arranged obliquely relative to the Rayleigh scattering plate, the total reflection lens being arranged at the light-emitting portion; and a first light-shielding portion, arranged between the Rayleigh scattering plate and the light-emitting assembly. The technical problem that the lighting fixture in the prior art cannot simulate the illumination effect of a blue sky in a natural state is solved.

The invention provides a vehicle light control method and electronic equipment. The method comprises the steps that the driving state of a vehicle in a tunnel, the light difference value of the vehicle driving into or out of the tunnel in the tunnel and the driving time of the vehicle in the tunnel are obtained; and controlling the state of the light adjusting device according to the driving state, the light difference value and the driving time. By judging the driving state, the light difference value and the driving time of the vehicle, the lamplight adjusting device is controlled to execute the shading action or the light supplementing action of the corresponding grade, so that smooth transition of picture light of visual image collection when the vehicle drives into the weak light environment from the strong light environment or drives into the strong light environment from the weak light environment is achieved; and the stability, the safety and the user experience of automatic driving are improved.

A vehicle lamp device comprises an outer frame, a light-shaped frame body, a light-emitting unit and a light distribution cover. The light-shaped frame body surrounds and defines a plurality of scattering domains which penetrate front and back and are arranged in a preset shape. Each scattering domain is provided with a first light shape area and a second light shape area which are spaced from each other. The light-emitting unit comprises a plurality of light-emitting parts corresponding to the scattering domains respectively. Each light-emitting part is provided with a first light-emitting module and a second light-emitting module. The light distribution cover comprises a plurality of lens parts which correspond to the scattering areas respectively and enable light to penetrate outwards. Each lens part is provided with a first lens area and a second lens area. Through the design of the scattering regions arranged in the preset shape, the light emitting part and the lens part, the light distribution cover can integrally emit light to present the preset shape.

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.

The thick-wall part comprises a light source incidence reflecting face and a light emitting face, a slotting notch used for installing the lamp decoration ring is formed in the side, where the light emitting face is located, of the thick-wall part, and a shading device is arranged at the bottom of the slotting notch. According to the technical scheme, the shading device is arranged on the bottom surface of the bottom of the slotted notch aiming at the slotted notch existing in the disconnected thick-wall part, so that light entering from the light source incident reflecting surface can be effectively prevented from being emitted from the part, and the problem of light leakage is solved. The structure is simple, operation is convenient, and the optical effect of the automobile lamp can be guaranteed.

The invention relates to a full color-mixing optical unit with commercially available RGB-LEDs, for pixels of variable message road signs and message boards and other applications. Proceeding from a known embodiment according to WO 2012 / 068603, a previously unknown freedom in the attainable light distribution, which allows for a more accurate adjustment of the light distribution to specifications and for improved mixing of the colors and which may develop novel applications, is disclosed by way of restricting the chips used in the light sources and the geometry of said chips and a modified light guide design. If the employed chips (R, G, B) are present in a linear dense arrangement and have the same size and emission characteristic, then color mixing is required in this linear direction only. The converging lens (7) has a focal point (Fh) on the exit surface (6) in this linear direction but more freedom of design in the transverse direction thereto.

The utility model provides a side light-emitting lighting device and a lamp. The side light-emitting lighting device comprises a shell and a light source module. The shell comprises a top wall, a bottom wall and a frame, wherein the top wall and the bottom wall are oppositely arranged; a light source installation space is defined by the top wall, the bottom wall and the frame, and a first light outlet is formed in the side, away from the frame, of the light source installation space. The light source module comprises at least two light source assemblies, and the at least two light source assemblies are arranged on different sides of the light source mounting space; and the light distribution pieces are arranged in the light emitting path of the light source module and correspond to the light source assemblies one to one, and light emitted by the light source module is emitted out from the first light outlet under the action of the light distribution pieces. Compared with the prior art, the side light-emitting lighting device has the advantages that the more than two light source assemblies are respectively arranged on different sides of the light source mounting space, so that the lighting brightness can be effectively improved, and different lighting effects can be realized.