The present invention relates to a snowflake projection lamp, including a housing, a concatemer optical lens arranged at the front end of the housing, a main control board and a projection component arranged in the housing, and a rotating shaft component connected to the lower end of the housing, where the front end of the housing is provided with an opening, the inner side of the opening is provided with a first surrounding wall, the concatemer optical lens includes a mounting base and a lens group, a first groove is internally provided with a sealing ring, and the concatemer optical lens is pressed on the first surrounding wall of the housing through the sealing ring; Lamplight of a high-brightness light source component passes through a film driven by a motor component to project multiple dynamic spots with different sizes and snowflake patterns in a designated region.

A multicolor lighting adjusting device includes a substrate with a light transmission hole, a transparent color mixing plate mounted on the substrate, and a drive mechanism for driving the color mixing plate. The color mixing plate has a plurality of color zones thereon, the color zones are randomly distributed in shape and/or color, and the colors of two adjacent color zones are mutually different. The color mixing plate has a first remaining position at which point a light beam passing through the light transmission hole is intercepted by at least two of the color zones on the color mixing plate. With this device, the light beam passing through the light transmission hole is intercepted by at least two color zones on the color mixing plate, so that the projected light beam has at least two kinds of colors, achieving a gorgeous lighting effect and a vibrant atmosphere.

The present invention discloses a stage light using gears to drive a light head to rotate, which includes a light head and a driving mechanism which drives the light head to rotate. A transmission gear set for meshing transmission is provided between a drive shaft of the driving mechanism and a pivot shaft of the light head. Transmission gear set includes a first gear and a second gear. The first gear includes a first wheel and a second wheel. Gear teeth of the first wheel and gear teeth of the second wheel are misaligned with each other and meshed with the same second gear. Through transmission by the transmission gear set, there is no problem of inaccurate scanning positioning or fracture caused by deformation of a synchronous belt. Moreover, the first gear includes the first wheel and the second wheel, the first wheel or the second wheel is rotated as needed, so that the gear teeth of the first wheel and the gear teeth of the second wheel are staggered with each other, until meshing accuracy of the first gear and the second gear reaches an optimal state, and then is locked, so as to realize a precision transmission of the transmission gear set, so that when the driving mechanism drives the light head to rotate, control of a rotation angle of the light head is more accurate.

Disclosed are a precision gear transmission component and a stage light with same. The precision gear transmission component includes a first gear and a second gear which mesh with each other. First gear includes a first wheel and a second wheel. First wheel's gear teeth and second wheel's gear teeth are misaligned with each other, and meshed with second gear. Since first gear and second gear of the precision gear transmission component mesh with each other, and first gear includes first wheel and second wheel, first wheel or second wheel is rotated as needed, so that gear teeth of the first wheel and gear teeth of second wheel are staggered with each other, until meshing accuracy of first gear and second gear reaches an optimal state, and then is locked, so as to realize a precision transmission of precision gear transmission component.

The present disclosure discloses a projection lamp. The projection lamp includes a light-emitting assembly including at least one first non-coherent light source, a light-reflection medium, a first condensing lens, a driving device, a driving gear, and a driven gear. An inner wall surface of the light-reflection medium is formed by mutually connecting a plurality of irregular light reflection surfaces; the first non-coherent light source is arranged in the light-reflection medium; the first condensing lens is arranged above the light-reflection medium; the driving gear is connected to the driving device; and the driven gear is arranged on the light-reflection medium and is engaged with the driving gear to drive the light-reflection medium to rotate. The technical solution of the present disclosure effectively improves the diversity of the light effect of the projection lamp.

An aurora borealis simulation device and an aurora generating method are provided, which relates to the technical field of light simulators and includes: a simulation device main body and an aurora simulation component. A projection window is provided on the simulation device main body. The aurora simulation component comprises: a light-emitting unit; a fixing frame fixedly mounted on an inner wall of the simulation device main body; a radiator arranged on the fixing frame and assembled corresponding to the light-emitting unit; a first light-transmitting component of which one part is provided on the fixing frame and the other part extends toward a side of the projection window and is located between the projection window and the light-emitting unit, and a second light-transmitting component fixedly mounted on the simulation device main body and located within the projection window.

The invention discloses a projection night light, comprising a shell, and a projection component and a lighting component arranged in the shell, wherein the projection component comprises a first lamp bead and an aurora cover covered on the first lamp bead; the lighting component comprises second lamp beads and a diffuser covered on the second lamp beads; the diffuser is in a ring shape and is arranged around the aurora cover; the center of the shell is provided with an opening; the aurora cover and the diffuser extend out of the shell from the opening. The lighting component of the projection night light of the invention is arranged around the projection component so that the light paths of the two will not affect each other, which allows the invention to have a variety of different ways of use: create atmosphere for users, decorate the room, assist sleep, etc.

A moon Lamp is disclosed, which includes a base, a support seat and a lampshade assembly disposed above the support seat. A drive assembly for driving the support seat to rotate is provided in the base, a first groove is defined in an upper part of the base, and a first through hole is defined in a center of the first groove. The support seat includes a rotating shaft, a mount and a support bracket. The main control board and the lamp bead are arranged inside the spherical lampshade through a rotary connection between the support seat and the drive assembly of the base, and the drive assembly drives the support seat to move so as to drive the lampshade assembly to move, so that the moon Lamp presents different lighting effects and increases its use scenes.

The present application relates to the field of projection technology and discloses a phosphor wheel, a light source module, and a projector. A phosphor wheel includes a base, a first phosphor layer, and a second phosphor layer. The base includes an excitation light reflecting section and an excitation light transmitting section. The first phosphor layer is disposed on a surface of the excitation light reflecting section facing a direction of incident light and spreading along a circumferential direction of the base. The second phosphor layer is disposed on a surface of the excitation light transmitting section facing away from the direction of incident light and spreading along a circumferential direction of the base. The first phosphor layer and the second phosphor layer are offset to each other in a radial direction of the base.

A starry sky projection apparatus relates to the technical field of projection lamps, comprising a starry sky lamp body, wherein the starry sky lamp body is provided with a base and a housing, and a projection lamp assembly is disposed in the housing, and the projection lamp assembly comprises: a gobo mapper, wherein the gobo mapper is provided with a slot, and the housing is provided with a replacement slot on one side adjacent to the slot, and the slot is for a user to insert different gobos through the replacement slot. An optical lens is detachably provided on the housing. The optical lens is provided with a plurality of different mirror surfaces, and the plurality of optical lenses can be replaced by the user to display a variety of different nebulae.