67results about How to "Uniform light effect" patented technology

The utility model discloses a screwdriver with a heating function. The screwdriver comprises a main body, a screwdriver rod, a screwdriver head, a screwdriver tip, a repair interface, a temperature sensor, an electric heating wire, a current sensor, a relay, a resistor and an LED lamp bead. According to the utility model, the electric heating wire and the temperature sensor are additionally arranged, so that the heating power is accurately adjusted, and the problem of excessive or insufficient heating is avoided. The temperature sensor monitors the surface temperature of the screwdriver, real-time detection is achieved, protection measures are taken, and the equipment safety is improved. The heat insulation performance is good, discomfort and scald risks of users are reduced, and the use comfort and the working efficiency are improved. In addition, a current sensor and a relay are added to realize an automatic power-off function, current change is judged according to a threshold value, and feedback control is provided. And the timer and the temperature sensor can meet individual requirements. The LED lamp beads and the switching circuit reduce energy consumption, improve the energy utilization rate and provide the illumination effect with adjustable brightness.

The utility model relates to the technical field of cosmetic mirrors, and discloses a combined cosmetic mirror which comprises a base, the top of the base is fixedly connected with a driving mechanism, the top of the driving mechanism is fixedly connected with a rear lamp box, the interior of the rear lamp box is fixedly connected with a lighting mechanism, and the driving mechanism comprises a driving guide rail. The bottom of the driving guide rail is fixedly connected to the interior of the base, the top of the driving guide rail is fixedly connected with a light supplementing assembly, and the top of the driving guide rail is fixedly connected with a supporting display assembly. According to the utility model, the top of the base is provided with the driving guide rail, the driving guide rail drives the front lampshade to move along the track, meanwhile, the side light supplementing lamp ring moves along with the driving guide rail, the front lampshade is fixed by the locking piece to be kept at different positions, the light supplementing distance is flexibly adjusted, the light supplementing effect is uniform, various make-up scene requirements are met, and the flexibility is improved; and the light supplementing effect is effectively improved, and the requirements of different make-up scenes are met.

The invention discloses a self-cleaning type solar street lamp convenient to maintain, and relates to the technical field of street lamp illumination, the self-cleaning type solar street lamp convenient to maintain comprises a lamp body mechanism, a lamp illumination mechanism, a lamplight diffusion mechanism and a light adjusting mechanism are arranged in the lamp body mechanism, and the lamplight diffusion mechanism is sleeved with the lamp illumination mechanism; the light adjusting mechanism is located in the lamp illumination mechanism, and the lamplight diffusion mechanism is used for adjusting the light illumination angle. In the hazy weather, the transmission mechanism drives the light diffusion assembly to rotate by a half circle, the light ray angle of lamplight can be adjusted, the light ray penetrability is improved, scattering and absorption of light rays by haze are reduced, and the lighting effect of a road is ensured; in addition, the light transmitting assembly and the light expanding assembly are combined together, the penetrability of lamplight is further improved by changing the refraction angle of light, and the good illumination effect is kept in hazy weather.

A method for preparing modified silicone resin micropowder comprises the following steps: S1: preparing a modified liquid: adding acid to an ethanol aqueous solution to adjust the pH value, then adding a silane crosslinking agent or a coupling agent, stirring and hydrolyzing to obtain a modified liquid. S2: preparing a reaction stock solution: diluting a methyl silicate solution with water and stirring evenly; adding acid to adjust the pH value to 7-10. S3: surface modification of silicone resin micropowder: taking an appropriate amount of modified liquid and adding it to a silicone resin micropowder reaction system, stirring the reaction; adding acid again to adjust the pH value of the reactant to 6-7; filtering, washing with water, and drying to obtain ultrafine silicone resin micropowder. The present invention uses a methyl silicate aqueous solution as a reaction precursor, and reacts the hydrolyzed solution of a silane crosslinking agent or a coupling agent with the silanol groups on the surface of silicone resin particles to prepare modified silicone resin micropowders with different surface characteristics, which can effectively improve the lipophilicity of the silicone resin micropowder, make the silicone resin micropowder have better compatibility with plastics and resins, and improve its dispersion effect in organic substrates.

The present application belongs to the field of image processing technology, and more particularly to a smart street lamp control method, terminal equipment and storage medium, wherein the method realizes real-time monitoring of the lighting brightness of each position in the entire lighting area, defines clear boundary adjustments, and coordinately adjusts the lighting direction and brightness of each street lamp accordingly, and can convert both insufficiently lit areas and excessively lit areas into sufficiently lit areas, thereby achieving uniformity of lighting, ensuring lighting effects and effective use of lights; and can monitor in real time the changes in ambient light that affect the lighting brightness of each position, and make corresponding adjustments to the street lamps based on these changes in real time, thereby ensuring a continuous uniform lighting effect.

The utility model provides a mesh enclosure assembly, a manufacturing tool of the mesh enclosure assembly, an atmosphere lamp structure and an automobile. The mesh enclosure assembly comprises a framework and a mesh enclosure, the mesh enclosure comprises a mesh enclosure main body and a mesh enclosure end part; the framework is mounted on the inner side of the mesh enclosure main body and is used for clamping a light bearing base, so that an accommodating space for accommodating an atmosphere lamp tube is formed between the framework and the light bearing base; the framework is connected with the mesh enclosure end in an attached mode, so that the light bearing face of the light bearing base is matched with the mesh enclosure end of the mesh enclosure body, and an illumination space is formed and used for reflecting light of the atmosphere lamp tube. According to the utility model, the mesh enclosure assembly does not shield the light bearing surface of the light bearing base, when the atmosphere lamp tube works to emit light, the light is irradiated to the light bearing surface through the illumination space, the light bearing surface reflects the light of the atmosphere lamp tube, multiple diffuse reflection superposition is carried out, various light effects are formed, a suspension effect is achieved, and richer modeling intentions are realized; the use requirements of users are met.

The embedded lamp comprises a base plate and a lampshade, the base plate comprises a mounting part used for fixing a light-emitting assembly and reflection parts arranged on the two sides of the mounting part and obliquely arranged relative to the mounting part, and the lampshade is arranged on the mounting part. The light-emitting assembly comprises a substrate, LED lamp beads arranged on the substrate and a lens covering the LED lamp beads, and the lampshade is connected with the base plate in a clamped mode and matched with the installation part to form a cavity for containing the light-emitting assembly. According to the embedded lamp, the lens covering the LED lamp beads can enable the light emitting effect of the lampshade to be more uniform, after light is reflected by the reflection part, the light emitting effect of the embedded lamp can be improved, and the light uniformity is improved.

The lamp comprises a shell, a first lighting assembly and a second lighting assembly, the first lighting assembly and the second lighting assembly are arranged in the shell, the first lighting assembly comprises a first light guide part and a first light source module surrounding the first light guide part, and the first light guide part comprises a light inlet face facing the first light source module and a first light outlet face adjacent to the light inlet face; the first light guide part is configured to receive first light rays emitted by the first light source module through the light incident surface and guide the first light rays in a first direction through the first light emergent surface; the second lighting assembly extends at least beyond the first lighting assembly in the direction away from the mounting base and comprises a second light source module and a light emitting part arranged opposite to the second light source module, and the light emitting part is configured to receive second light emitted by the second light source module and emit at least part of the second light in the second direction intersecting with the first direction. Compared with the prior art, the whole lamp is simple, light and thin, and glare can be effectively avoided.

The utility model discloses an automobile interior lamp which comprises a shell and a light source, the shell comprises a first shell part and a second shell part, the first shell part and the second shell part define a containing space, and the containing space is provided with at least one light outlet; the light source is arranged in the containing space and faces the light outlet, the light source comprises a substrate, box dams, a light-emitting chip and a light-transmitting body, the box dams and the light-emitting chip are fixedly arranged on the substrate, the box dams are arranged on the two sides of the light-emitting chip in the length direction, and the light-transmitting body is contained in a cavity formed by the box dams and the substrate and located above the light-emitting chip. Due to the ingenious structural design, the COB area light source is a slender and uniform lamp strip after being lightened, and the light source is thin and high in lighting effect. The obtained automobile interior lamp is small in size and uniform in light emission, and the performance indexes in the aspects of light emission color, brightness, uniformity, dynamic lighting and the like can meet the requirements of customers.

This utility model belongs to the field of stage lighting technology and discloses a stage color-changing, pixel panel wave light with splicable length. This stage color-changing, pixel panel wave light with splicable length includes a power supply box containing a power source. The side wall of the power supply box is equipped with a power connector and a network adapter module. It also includes a lamp body assembly and a connecting assembly. A power supply box connecting pipe is installed in the middle of the bottom wall of the power supply box. The design of the lamp body assembly of this stage color-changing, pixel panel wave light with splicable length features a color-changing light panel fixed by color-changing light fixing components. The wave light body also has a vertically raised outer shell around its perimeter, which blocks excess light from the color-changing light, making the downward-emitting light effect more uniform and solving the problems mentioned in the background art.

The utility model relates to the technical field of decorative lighting lamps, in particular to an LED milk tea cup lamp which comprises a cup cover, an LED lamp panel used for emitting light is arranged in the cup cover, and a power source assembly used for driving the LED lamp panel is arranged on the upper surface of the cup cover. One side of an opening of the inner cup body is detachably connected to the cup cover, the led lamp panel main body extends into the inner cup body, and light rays of the led lamp panel are uniformly emitted through the inner cup body; a main body of the outer cup body is of a transparent structure with an opening in one side, the outer cup body is arranged outside the inner cup body in a sleeving mode, the opening end opening of the outer cup body is movably connected to the cup cover in a clamped mode, and a pattern layer is arranged on the surface of the outer cup body; the utility model aims to provide an LED lamp in the shape of a milk tea cup, which can be used as a small night lamp or a scene decorative lamp.

The utility model relates to the technical field of COB light sources, and particularly discloses a high-efficiency equal-chip-spacing COB die bonding structure comprising a COB substrate which is provided with a power supply positive electrode bonding pad, a power supply negative electrode bonding pad and a die bonding ring. A plurality of warm light chips and cold light chips which are electrically connected with the power supply positive electrode bonding pad and the power supply negative electrode bonding pad respectively are arranged in the die bonding ring, the warm light chips are sequentially distributed at the vertexes of a square, and the cold light chips are sequentially distributed in a cross shape; and the end parts of the warm light chip and the cold light chip face the center of the die bonding ring. According to the utility model, through the unique circuit layout, the chip can be rotated at any angle for die bonding, and a more uniform light emitting effect can be realized; and the time for replacing the chip film during production can be reduced, so that the production efficiency is improved.

The utility model discloses a light source structure and detection equipment, and belongs to the technical field of detection. The light source structure comprises a shell, a light source assembly and an adjusting assembly, the shell is provided with a light outlet, the light source assembly comprises a first light source and a second light source which are both installed in the shell, and the adjusting assembly is installed in the shell and comprises a first spectroscope and a second spectroscope. The first spectroscope is arranged on a path of first light emitted by the first light source and adjusts at least part of the first light to be emitted towards the light outlet, and the second spectroscope is arranged on a path of second light emitted by the second light source and adjusts at least part of the second light to be emitted towards the light outlet. The first light and the second light emitted towards the light outlet are located on the same optical axis, so that a brighter and more uniform lighting effect is generated under the same energy consumption, pictures subsequently collected by the image collection equipment are clearer, and the imaging quality is high.

The light guide strip comprises a strip-shaped light-emitting strip body, the first end of the light-emitting strip body is a light source inlet, the second end of the light-emitting strip body is a light source outlet, the first side of the light-emitting strip body extends straightly, and the second side of the light-emitting strip body extends obliquely relative to the first side. The light-emitting strip body is provided with a first side and a second side, the distance between the first side and the second side is gradually reduced from the first end to the second end, the outer surface of the first side is a total reflection face, the surface of the second side is a diffuse reflection face, the light-emitting strip body is filled with a point light source emitted from the first end, and the uniform lighting effect is formed on the surface of the second side. According to the scheme, the second side is obliquely arranged, and the surface of the second side is arranged to be the diffuse reflection surface, so that the point light source incident from the first end forms diffuse reflection to fill the whole light guide strip body, and the purpose of generating the uniform lighting effect is achieved.

The invention relates to a lighting device for simulating court teaching, and belongs to the technical field of teaching equipment. Comprising an illuminating lamp body, a mounting base arranged on the right side of the illuminating lamp body, an adjusting plate arranged on the right side of the mounting base, a fixing base arranged on the right side of the adjusting plate, a base fixedly connected to the bottom of the fixing base and a controller fixedly installed on the front face of the fixing base. And a rotation adjusting mechanism which extends to the outer part of the mounting seat and is used for rotating the illuminating lamp main body is arranged in the mounting seat. According to the lighting device for simulating court teaching, a speed reduction motor is started through a controller to work to drive a transmission gear to rotate, so that the transmission gear rotates and is engaged with a driven gear to drive a rotating shaft and a mounting plate to rotate, and thus the angles of two lighting lamp bodies can be adjusted up and down and left and right within a certain range; simulation of lighting effects under different time and different weather conditions is facilitated, the sense of reality and immersion of simulated court teaching are enhanced, and then the purpose of enhancing the lighting effect of the simulated court is achieved.

The utility model discloses a power-adjustable atomizing device, which comprises at least three electrodes, a microphone assembly and a circuit mainboard, wherein one of the at least three electrodes is a main electrode, and the other electrodes are matched electrodes; the main electrode is a main positive electrode and the matching electrode is a negative electrode, or the main electrode is a main negative electrode and the matching electrode is a positive electrode; the microphone assembly monitors the suction condition and generates a suction signal; the circuit mainboard comprises a control circuit, and the control circuit receives the suction signal and controls the number of the matched electrodes connected with the main electrode according to the suction signal; therefore, the atomization device can adjust the atomization power according to the needs of the user so as to adapt to different requirements of the same user in different time periods and different use habits of different users.

The utility model discloses a kind of light guide structures of even lighting, including LED light source, condenser, light guide body and support.Light guide body one end is provided with condenser, and condenser's positive lower end focal point position places LED light source, so that LED light source light passes through collimating emission of condenser.The light guide body formed with first reflection surface total reflection light in opposite direction of condenser and LED light source constitution.There is V-type groove in the adjacent right side area of first reflection surface, for reflecting the first reflection surface emission light of upper part.And in the upper and lower surface of the middle part of light guide body, second reflection surface, third reflection surface are shaped, while in the upper and lower surface of the right part of light guide body, light exit surface and fourth reflection surface are shaped.LED light source collimating light through condenser, and light is reflected to light exit surface even light through different light guide structure, reaches the problem of eliminating the boundary bright spot on light exit surface, realizes the even lighting effect of light guide light exit surface.

The utility model relates to an electric pepper jar, which comprises an upper casing, a grinding head, a motor arranged in the upper casing and an acrylic jar body provided with a jar opening, one end of the acrylic jar body provided with the jar opening is clamped on the lower portion of the upper casing, and the grinding head is arranged at the bottom of the acrylic jar body and is in transmission connection with the motor through a connecting rod. An LED lamp ring with the illumination direction facing the bottom of the acrylic tank body is arranged between the tank opening and the upper machine shell. According to the principle that acrylic materials guide light, the LED lamp ring is arranged at one end of the tank body, light rays penetrate through the tank body and irradiate the other end (the grinding end) of the tank body, the defect of unattractiveness caused by the fact that a circuit appears in the transparent tank body is overcome, and meanwhile the illumination effect is more uniform by means of the characteristics of the acrylic materials.

The utility model discloses a structure used for correcting uneven light emitting of an LED, an LED lamp and an automobile tail lamp, and relates to the technical field of automobile lamp lighting equipment, the structure comprises a light condenser which is in a symmetrical wave shape, the end portion area of the light condenser is in an arc shape concave towards a light source, and the middle area of the light condenser is in an arc shape convex towards the light source. The end part of the condenser is smoothly connected with the middle part of the condenser; by means of the structure, the uniform illumination effect can be achieved, emitted light is more uniform, and formation of dark areas can be avoided to the maximum extent.

The utility model relates to the technical field of LED lamps, in particular to a novel LED lamp bead which comprises a lamp holder, at least three lamp bead chips and a bonding wire, the lamp bead chips are arranged on the lamp holder, the bonding wire is connected with the lamp bead chips and the lamp holder to enable a circuit to be connected, the number of the lamp bead chips is at least three, and the lamp bead chips are arranged around the center of the lamp holder. The distance between each lamp bead chip and the center of the lamp holder is the same. The multiple lamp bead chips are arranged around the center of the lamp holder, and the distance between each lamp bead chip and the center of the lamp holder is the same. The light-emitting angle and the luminous flux of each point are uniform, the emitted light is more uniform after being matched with a lens, the problems that light spots of products such as advertising lamp boxes are not uniform and rib lines exist can be well solved, and the display effect of light is improved. And a fluorescent layer is filled between the lens and the lamp bead chip and is filled with a mixture of diffusion powder and fluorescent glue. After the lamp bead chip emits light, the fluorescent layer can be excited, the effect of removing light spots is achieved, and the emitted light is more uniform.

The LED lamp comprises a lamp body, an aluminum nitride ceramic substrate, a lamp bead bonding pad, LED lamp beads, an optical lens, a heat insulation reflection cup, an illumination driving module, a light guide lampshade, a diffusion plate, a heat dissipation bonding pad, a heat conduction silicon film, a heat conduction base, a vacuum heat pipe, heat dissipation fins, a stepless speed change fan, a temperature sensor, a protective cover shell and an air guide grid opening. The light emitting efficiency of the LED lamp can be effectively improved, meanwhile, the heat dissipation efficiency is automatically regulated and controlled through the efficient heat dissipation internal structure, and it is guaranteed that the lighting effect of the high-power LED lamp is lasting and stable.

The utility model discloses an outdoor LED court lighting lamp capable of being flexibly combined, which comprises an LED lamp body and an adjusting slide rail, the adjusting slide rail is connected to the top of the LED lamp body, and the top of the LED lamp body is movably connected with a connecting arm; and the telescopic supporting rod is installed at the top of the connecting arm, an output rod is arranged at the bottom of the telescopic supporting rod, and one end of the telescopic supporting rod is in threaded connection with a locking rotary knob matched with the output rod. By arranging the adjusting sliding rail and the connecting arm, flexible adjustment and combination of the LED lamp body are achieved. The adjusting sliding rail is connected to the top of the LED lamp body, and the connecting arm is movably connected with the LED lamp body through the damping rotating shaft, so that each LED lamp body can freely slide and be positioned on the adjusting sliding rail. In this way, installation and adjustment of the lamps are facilitated, the number and positions of the lamps can be flexibly combined according to actual lighting requirements, and the adaptability and flexibility of the lighting system are greatly improved.

The utility model discloses an atomization device with a display function. The atomization device comprises a circuit mainboard and a microphone assembly. The microphone assembly is electrically connected with the circuit mainboard; a control circuit is arranged on the circuit mainboard, and the control circuit is used for receiving a suction signal detected by the microphone assembly; the atomization device further comprises a display lamp and / or a display screen. The display lamp and / or the display screen are / is electrically connected with the circuit mainboard, the control circuit controls the light effect of the display lamp according to the suction signal or the working parameters, and / or the control circuit controls the display screen to display the working parameters according to the suction signal, and the working parameters comprise the atomization power. A user can better grasp which suction depth is wanted according to the working parameters displayed on the display screen or the light effect of the display lamp, and proper adjustment is carried out if the suction depth is kept or not so as to adapt to the suction depth as soon as possible, and the use comfort level is improved.

The utility model discloses a courtyard lamp with high luminous efficiency and low cost, which relates to the technical field of courtyard lamp structures, and comprises an upper shell and a lower shell arranged at the bottom of the upper shell, a lamp panel is arranged in the upper shell, lamp beads are arranged on the surface of the lamp panel, a lens is arranged in the lower shell, and the lamp beads are arranged in an annular array. The size of the annular array formed by the multiple sets of lamp beads is gradually reduced and contracted inwards, the surface of the lens is in a circular tube shape, the multiple sets of circular tubes are arranged, the diameters of the circular tubes are sequentially decreased from outside to inside, and the lamp beads are located in the circular tubes. According to the courtyard lamp with the high lighting effect and the low cost, the interior of the lens is arranged to be in the circular tube shape, the lamp beads arranged at equal intervals are completely wrapped, the overall lighting effect can be more uniform, meanwhile, light rays can be more concentrated, and therefore the lighting effect of the lamp is improved.

This invention discloses a backlight illumination system for a head-up display device. The backlight illumination system includes an LED array, a lens group, and an LCD screen, arranged from bottom to top. The LED array includes one or more LED beads. The lens group includes a spherical lens, a freeform lens, and a Fresnel lens, arranged from bottom to top. The lens group performs three-stage shaping on the light emitted from the LED array to gradually reduce the divergence angle of the light before it illuminates the Fresnel lens, performing final adjustment and homogenization of the light illumination area. The emitted light then illuminates the LCD screen. This invention also discloses a head-up display device, a motor vehicle, and a method for generating uniform imaging light.

The utility model provides a light guide strip assembly and an atmosphere lamp, the light guide strip assembly comprises a light guide strip body and a light emitting part, the light guide strip body comprises a convergence part and a plurality of light guide parts, and the light guide parts are oppositely arranged and converged at the convergence part; the converging part and the plurality of light guide parts are all used for conducting light, the light emitting end of the light emitting part faces the converging part, the light emitting end of the light emitting part irradiates the converging part with the light, the light is conducted to the plurality of light guide parts through the converging part so as to achieve light conduction, and the light is conducted to the plurality of light guide parts through the converging part so as to guarantee the conduction path of the light; at least one surface of the light guide part is provided with optical patterns, the optical patterns are arranged in the extending direction of the light guide part and conduct total reflection on light rays to achieve uniform light emitting, the structure of uniform light emitting is simplified based on the optical patterns, and the optical patterns are arranged in the extending direction of the light guide part and conduct total reflection on the light rays to achieve uniform light emitting. And the uniform light emitting effect is ensured.

The utility model discloses a light guide type surface light source, belongs to the technical field of light sources, and aims to solve the technical problems that a light guide type surface light source in the prior art is low in flexibility and is not beneficial to backlight detection of products with different heights. The light guide type area light source comprises an area light source body and a supporting frame used for supporting the area light source body. The supporting frame comprises a vertically-arranged fixing sleeve arm, an adjusting arm movably arranged at the top end of the fixing sleeve arm in a penetrating mode and a positioning mechanism arranged at the top end of the fixing sleeve arm and used for positioning the adjusting arm, and the top end of the adjusting arm is connected with the area light source body in an assembling mode. A pair of fixing sleeve arms are arranged side by side, the bottom ends of the pair of fixing sleeve arms are jointly and fixedly connected with a mounting base, and each positioning mechanism comprises a U-shaped shell sleeve fixed to the side wall of the top end of the corresponding fixing sleeve arm and a push plate movably embedded in the U-shaped shell sleeve. The light guide type surface light source is reasonable in structure, has a good surface light source effect, is high in flexibility, and can meet the detection requirements of products with different heights.

The open type earphone comprises a shell, a light source, a light guide film, a light reflecting film and a light blocking film, the light source is installed in the shell and emits light towards the outer side of the shell, the light guide film is installed on the light emitting side of the light source, the light reflecting film is attached to the side, facing the light source, of the light guide film, and the light blocking film is installed on the light blocking film. Through holes corresponding to the light source are formed in the light guide film and the reflective film so that light emitted by the light source can be conducted into the light guide film, and the light blocking film is correspondingly arranged on the through holes so that the light emitted by the light source can be prevented from directly irradiating the shell. According to the earphone, the special light guide film group is added, so that the light emitting surface of the whole shell can uniformly emit light, the thickness of the earphone is slightly changed compared with that of the earphone without a light effect, and the delicate appearance is still kept while differential selling points are increased.

The utility model discloses a light guide structure of an earphone casing and an earphone, comprising an earphone casing, a light guide member installed in the earphone casing, a PCB support installed in the earphone casing and used for positioning the light guide member, a PCB arranged between the PCB support and the light guide member, and an LED lamp installed on the PCB. A first through hole matched with the LED lamp is formed in the light guide part, a piece of reflective paper is adhered in the earphone shell, a light outlet is formed in the surface of the earphone shell, the light guide part is partially exposed from the light outlet, the LED lamp emits light to the reflective paper, and the light guide part and the light outlet are connected with the earphone shell. And the light is reflected by the reflective paper, uniformly enters the light guide piece and is emitted outwards through the light outlet. Compared with a structure with a plurality of LED lamps, the single LED lamp structure reduces the power consumption of the circuit and saves the cost on the premise of not influencing the light effect.

The utility model relates to the technical field of electronic equipment, in particular to a loudspeaker and a sound box. The loudspeaker comprises a cover body, a light assembly and a loudspeaker. A through hole is formed in the cover body and provided with a first hole opening and a second hole opening. The light assembly is arranged in the through hole; the loudspeaker comprises a vibrating diaphragm, the vibrating diaphragm at least covers part of the first hole, and a reflective layer is arranged on the surface, facing the second hole, of the vibrating diaphragm and used for reflecting light emitted by the lamplight assembly. When the vibrating diaphragm vibrates and the light assembly emits light, the loudspeaker can emit light while generating sound, so that the loudspeaker can generate a better environment atmosphere, and the sound experience effect of a user is improved. The surface, facing the second hole, of the vibrating diaphragm is provided with the light reflecting layer, so that when the lamplight assembly emits light, the light reflecting layer can reflect light rays emitted by the lamplight assembly to the direction of the second hole, a whole-piece lamplight effect is visually formed, and the visual lamplight effect is more uniform.