58results about How to "Expand the irradiation area" patented technology

The invention discloses a large-angle LED (Light Emitting Diode) lens, comprising a main body, wherein the lower end of the main body is provided with an opening, the main body is shell-shaped and is provided with light-incident surfaces and light-emergent surfaces; the light-incident surfaces are symmetrically arranged around the central axis of the main body, and are positioned at the inner sides of the main body; the light-emergent surfaces are arranged at the outer side of the main body; the light-incident surfaces are light-transmitting concave surfaces; the light-emergent surfaces are light-transmitting convex surfaces; the maximum thickness d1 of the lower part of the main body and the minimum thickness d2 of the top part of the main body meet the condition that d1 / d2 is more than 4 and less than 6; the concave depth h1 of each light-transmitting concave surface and the minimum thickness d2 of the top part of the main body meet the relation: h1 is more than 4*d2; and the convex height h2 of the light-transmitting convex surface and the minimum thickness d2 of the top part of the main body meet the relation: h2 is more than 5*d2. The large-angle LED lens disclosed by the invention has the advantages that the light beam angle of the large-angle lens is converted to be larger than 130 degrees so as to realize large-angle illumination and simultaneously improve the illumination uniformity; and due to the design with the light-transmitting concave surfaces and the light-transmitting convex surfaces, the total reflection probability of light is reduced to be lowest, so that the enlarging of the light-emergent angle is ensured, simultaneously, the efficiency of the lens is also enabled to be 90%, and the light utilization rate is furthest increased. The invention also discloses a large-angle light-emergent LED light source module.

The invention provides a position light of a motorcycle with high discrimination and a lighting apparatus including the position light. The position light comprises a position light bulb (37) arranged in the center along the width direction of the vehicle at the front part of the motorcycle; a light source cage (38) for covering the position light bulb (37) at the front side of the vehicle, a light guide part (46) for slantly upwards guiding the light from the position light bulb (37) to the two sides of the vehicle width direction and a lens (40) arranged in the fron along the light guide part (46). The position light (18) is arranged to separate the head light (15) on the cage (1) along the vehicle upper part direction and at the lower position than the head light (15).

The invention relates to the technical field of agricultural machinery, and discloses a radar measurement and control precision seeder. The radar measurement and control precision seeder comprises a rack, wherein a seed box and a fertilizer box are arranged on the rack; a precision seeding device is arranged below the seed box; a ditching and fertilization device is arranged below the fertilizer box; a soil covering compacting device is arranged at the rear part of the rack; a speed measuring radar, a controller, an adjustable proportional valve, a hydraulic motor and a seeding driving shaft are also arranged on the rack, and are sequentially connected; the precision seeding device is connected to the seeding driving shaft. According to the radar measurement and control precision seeder, the radar is used for monitoring speed, the hydraulic motor is used for driving seeding, and the seeding rate can be regulated according to the working speed of the seeder, so that predetermined requirements on the seeding rate can be met. The radar measurement and control precision seeder has the advantages of high automation degree, accuracy in seeding rate regulation and control, and the like.

Provided is an electric connector, which is used for butt joint with a cable. The cable has a core. The electric connector is characterized in that the electric connector comprises an insulation bodyhaving a plurality of accommodating grooves, and each accommodating groove is provided with a first inclined surface and a second inclined surface, which are connected to each other, forming a intersecting line, and the first inclined surface and the second inclined surface are respectively disposed at two corresponding sides of the vertical plane; the electric connector comprises a plurality of signal terminals, which are respectively provided with a contact part; the plurality of contact parts of the multiple signal terminals are arranged in a row along the horizontal direction; the contactpart is provided with a butt joint face for connecting to the core in the manner of laser welding, and a first surface opposite to the butt joint face, and a second surface connected to the butt jointface and the first face. The invention is advantageous in that the first surface is in parallel with and contacts with the first inclined surface, and the second surface is in parallel with and contacts with the second inclined surface, and thereby the contact part is disposed in the accommodating groove in an inclined manner; the laser is reflected downwardly to the contact part of the core andthe butt joint surface by the butt joint surface, and thereby the laser energy can be well focused.

The invention discloses a photovoltaic generation greenhouse with adjustable solar illumination and uniform illumination. The photovoltaic generation greenhouse comprises a greenhouse body, wherein a photovoltaic generation roof and a diffusing glass roof cover the greenhouse; a light intensity detection unit array, a decision making unit and a communication system are arranged in the greenhouse; a plurality of photovoltaic assemblies cover the sunny slope of the photovoltaic generation roof and are uniformly distributed; the euphotic area of the photovoltaic assemblies can be adjusted, and diffusing glass is arranged on the sunny slope without photovoltaic assemblies, so that sunlight can pass through; the light intensity detection unit array is connected with the decision making unit through the communication system and is used for supplying greenhouse illumination data to the decision making unit, and the decision making unit is connected to the photovoltaic assemblies through the communication system and is used for judging the greenhouse illumination data and sending an instruction to the photovoltaic assemblies, so as to adjust the euphotic area of the photovoltaic assemblies and adjust the illumination in the greenhouse. According to the photovoltaic generation greenhouse, photovoltaic generation equipment is arranged on the greenhouse, so that the illumination in the greenhouse can be adjusted, and an obvious shadow of the photovoltaic generation equipment is difficult to form in the greenhouse.

The invention relates to a household disinfectant cabinet. The disinfectant cabinet includes a cabinet body and a door body in hinged joint with the annular opening of the cabinet body; the cabinet body is respectively provided with a placing rack for placing to-be-disinfected tableware and ultraviolet lamps; the placing rack is arranged in the middle of the cabinet body, includes a rotating shaftvertically arranged on the bottom surface inside the cabinet body and can rotate by taking the rotating shaft as a center; the bottom wall of the cabinet body is provided with a sliding groove, and the sliding groove is arranged by taking the rotating shaft as the center and located at the periphery of the placing rack; and the ultraviolet lamps are vertically arranged in the sliding groove and can circumferentially rotate along the sliding groove. The disinfectant cabinet can effectively avoid the blind angles of disinfection, the centrifugal force generated by rotating can make water separated from the surfaces of the to-be-disinfected tableware, so that the to-be-disinfected tableware can be dried quickly; and in addition, the vertical ultraviolet lamps can rotate around the placing rack, so that the irradiated surfaces of the ultraviolet lamps can be effectively increased, and the frequencies of the close contact between the to-be-disinfected tableware and the ultraviolet lamps can be increased as well, and therefore, the irradiation intensity of the ultraviolet lamps can be significantly increased, and disinfection effects can be improved.

The invention discloses a tail end disinfection and water purification assembly with a water quality monitoring function and an application method and belongs to the field of tail end water purification. The tail end disinfection and water purification assembly comprises a fluid cavity, a sealing part and an optical detection module, which are connected in sequence, wherein the sealing part is provided with a water inlet; the fluid cavity is provided with a water outlet; the optical detection module comprises an ultraviolet LED (Light Emitting Diode) module, an LED circuit board and a fluorescent detection module; the LED circuit board is of a hollow circular ring structure; the ultraviolet LED module is mounted on a circular ring of the LED circuit board; the fluorescent detection moduleis mounted at a hollow part of the LED circuit board. The tail end disinfection and water purification assembly disclosed by the invention has the advantages of small volume, low cost, simple structure, easiness for installation, high sensitivity and good sterilization effect; the invention further provides a calibration application method of the tail end disinfection and water purification assembly.

The invention discloses an osteoporosis treatment instrument, which comprises a shell, a base and an ultraviolet LED array are arranged in the shell, the ultraviolet LED array is distributed on the base, and is connected with a power supply, which is a low-voltage direct-current power supply, a transformer is also arranged in the shell, the ultraviolet LED array is connected with the external power supply through the transformer, and the sidewall of the shell is also provided with a power control switch. The invention has the following advantages that: (1) since the invention introduces the ultraviolet LEDs into the treatment of osteoporosis, people can receive prevention and treatment after work; (2) the operation of the treatment instrument is simple and convenient, the technical scheme is simple and easy, the effect is remarkable, carrying is convenient, the ultraviolet radiation is uniform, and the penetrability is high; (3) the size of the treatment instrument is small, the structure is compact, the fabrication cost is low, the ultraviolet LED points are many and dense, the energy consumption of the treatment instrument is low, the service life is long, the treatment instrument can be directly applied on the surface of the body, the irradiated area is large, and the treatment instrument has not harm on the human body.

The invention relates to a light-emitting diode (LED) curve-face light guide lamp which comprises a curve-face light guide plate, an LED lamp strip and a radiating strip. The section of the curve-face light guide plate is a part of a ring, the LED lamp strip is arranged on the vertical section of the curve-face light guide plate, the light-emitting face of the LED faces the section and is in contact connection with the vertical section, the back of the LED is connected with an aluminum substrate lamp strip to form the LED lamp strip, the LED lamp strip is inserted into an aluminum substrate connection groove of a radiating fin, and an aluminum substrate of the lamp strip is in contact connection with the radiating fin. Lighting is conducted through scattering of light reflection points of the whole curve-face light guide plate, the light-emitting area is large, and the light is even. The curve-face light guide plate is arc, so that the lamp saves space obviously compared with a flat light guide lamp with identical area.

The invention relates to a swing type lighting device. The swing type lighting device comprises a power supply assembly, a lighting assembly, a positioning assembly for rotatably connecting the power supply assembly with the lighting assembly, and a flexible conductor wire for electrically connecting the lighting assembly with the power supply assembly; the swing type lighting device further comprises a connecting rod assembly for adjusting the lighting assembly to rotate around the positioning assembly; the connecting rod assembly comprises a motor, a worm, a worm wheel, a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, wherein the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod form a four-bar mechanism. According to the invention, the four-bar mechanism is driven by the motor to move; the first connecting rod moves to drive lighting components to relatively rotate around the positioning assembly, so that the lighting assembly can rotate within a range of 0 degree to 60 degrees to achieve an extensive irradiation area; and simultaneously, the manual operation is avoided; and the swing type lighting device can be used for intermittent lighting at a special region for monitoring the region, is convenient to use and capable of continuously rotating.

The invention provides an eye protecting and illuminating device used in the computer using process, which comprises a light source part, a shimmer reflection part and a control circuit, wherein the light source part and the shimmer reflection part are movably connected by a hinge assembly; the light source part comprises a linear light source; an eye protection chromatographic card is arranged on the chromatographic; the rear end of the shimmer reflection part is provided with a clamping mechanism; and the control circuit is used for controlling start and working of the light source. Ambient light is regulated by longitudinal light interference and transverse light interference, so that light and dark difference between light of a computer display and the ambient light is reduced and meanwhile, supplementation of a chromatic spectrum is provided for eyes and the monotonous ambient light around a computer is changed; and when the light in the surrounding environment is dark, the linear light source also can take an illuminating effect.

The invention discloses an optical lens for light-emitting diodes (LEDs). The optical lens comprises a cylindrical lens body and is characterized in that: the lens body is provided with a raised incident surface and an internal space; and the internal space is provided with an internal reflecting surface which makes light rays from the incident surface reflected out of the lens body. By the optical lens, due to the light gathering effect of the raised incident surface, the light rays which are emitted from an LED light source is refracted by the raised incident surface to form parallel light beams, the light beams are projected to the internal reflecting surface of the internal space, and the light rays are reflected out through the internal reflecting surface, so that the illuminated area of the LED light source is improved and can reach 300 DEG, the luminance and the uniformity degree of the LED light source in an effective area are improved, and the luminous efficiency of the LEDs is improved.

The invention discloses a light guiding lens and a light emitting diode (LED) lamp. The light guiding lens and the LED lamp comprise a strip-shaped body which is composed of an upper surface, a first side surface, a second side surface and a lower surface, and the strip-shaped body can extend along the length direction. The first side surface is vertically arranged. The second side surface is outwardly and obliquely arranged relative to the first side surface. The lower bottom edge of the second side surface is at least lower than the first side surface. Micro convex lenses are evenly distributed on the second side surface. The light guiding lens and the LED lamp can avoid a dazzling effect on eyes by strong directional irradiating light rays of a lamp bead, achieves the technical effect of restraining the dazzling phenomenon, has the advantages of being good in heat dissipation effect and lighting effect and soft in light, and achieves the purpose of a good lighting effect.

The invention provides a work light. The work light comprises a light shell, a circuit light board and a light guide cover, wherein the light guide cover is fittingly mounted on the circuit light board which is mounted in the light shell. A plurality of light beads are distributed on the circuit light board, the light guide cover comprises light scattering covers and light gathering covers, and the light scattering covers are arranged on two sides or the outer periphery of the light gathering covers. Each light scattering cover comprises a light scattering cup and a first lens mounted on the light scattering cup, and the first lenses are used for light scattering. Each light gathering cover comprises a light gathering cup and a second lens mounted on the light gathering cup, and the second lenses are used for gathering light rays. By the light guide cover which comprises the light gathering covers in the middle and the light scattering covers on two sides or the outer periphery of the light gathering covers, light rays are irradiated in a manner of interweaving of scattered light and gathered light, an irradiation range is expanded, illumination intensity of a major illumination area is improved, and illumination effects are improved.

The invention discloses a polarized light reflector of an LED lamp. The polarized light reflector thereof is provided with a reflecting cavity which is in a quadrangular frustum pyramid shape, the reflecting cavity comprises a first side wall, a second side wall, a third side wall and a fourth side wall which are sequentially arranged end to end; the small opening end of the reflecting cavity is a light source hole, and the big opening end of the reflecting cavity is a rectangular light outlet; the first side wall and the third side wall are symmetrically arranged with respect to an optical axis, the included angle of the first side wall and the axis of the light source hole and the included angle of the third side wall of the axis of the light source hole are equivalent, and the second side wall and the fourth side wall are arranged oppositely; the axis, faces towards the light source hole, of the second side wall is oblique, the axis, back to the light source hole, of the fourth side wall is oblique, and the included angle of the second side wall and the optical axis is smaller than the included angle of the fourth side wall and the optical axis; the maximum emergence angle of light reflected by the first side wall or the third side wall is the included angle of the first side wall or the third side wall and an optical axis, and the maximum emergence angle of light reflected by the second side wall is smaller than the maximum emergence angle of light reflected by the fourth side wall. The invention further provides the LED lamp.

The invention discloses a solar LED street lamp which comprises a bottom plate fixed on the ground and an arc-shaped lamp pole connected and fixed to the upper end of the bottom plate, wherein an arc-shaped mounting position protruding forwards is arranged at the middle position of the arc-shaped lamp pole, and a plurality of stripe light sources playing a role of assisting decorative illumination are arranged at the rear end of the arc-shaped mounting position; a main light source illuminating in an inclining upwards manner and playing a main illuminating role is arranged on the front end of the arc-shaped mounting position; a reflector which corresponds to the main light source, can reflect light of the main light source to the ground and can shield rain for the main light source extends forwards from the top of the arc-shaped lamp pole, and a light reflecting layer with a light reflecting function is arranged at the lower end face of the reflector; and the solar LED street lamp also comprises a photovoltaic panel which is arranged and fixed at the top end of the arc-shaped lamp pole and can absorb solar energy and convert the solar energy into electric energy, a storage battery arranged in the arc-shaped lamp pole and connected with the photovoltaic panel, and a controller arranged in the arc-shaped lamp pole and connected with the storage battery.

The invention discloses a water drainable convenient quilt shining device which comprises a folding body (1), an outer sleeve (2), a hollow inner cylinder (3) and a water collection container (4), wherein the folding body (1) comprises a folding framework, rack cloth (13) covering the surface of the folding framework, and movable clamps (14) which are used for fixing the rack cloth (13) on the folding framework; the movable clamps (14) are fixed at the upper top end and the lower end of the outer sleeve (2); the lower end of the inner cylinder (3) is connected with the water collection container (4); the upper end of the inner cylinder (3) is embedded into the outer sleeve (2); the outer sleeve (2) can slide along the surface of the inner cylinder (3) and is opened and closed in a limitedmanner to drive the rack cloth (13) on the folding body (1) to form a conical funnel; a round hole is formed in the center of the surface of the rack cloth (13); and the rack cloth (13) is embedded into the upper top end of the outer sleeve (2), and thus a function that water is drained into the inner cylinder (3) from the funnel and is gathered into the water collection container (4) is realized. The device is simple in structure and simple and convenient to operate, the shining time is effectively shortened, and the quilt shining workload is reduced.

The invention discloses a lens, which is a floodlight lens and includes a light incident surface, a positioning surface, a first light emergent surface, a light reflecting surface and a second light emergent surface, wherein the light incident surface, the positioning surface, the first light emergent surface, the light reflecting surface and the second light emergent surface are sequentially connected; the positioning surface is perpendicular to an optical axis direction; a part of light injecting into the light incident surface is injected into the second light emergent surface after being refracted, or a part of light injecting into the light incident surface is injected into the light reflecting surface after being refracted and then is injected into the first light emergent surface after being refracted by the light reflecting surface; the light refracted by the first light emergent surface and the second light emergent surface are overlapped with each other and then shot out. The invention also provides an LED lamp provided with the lens assembly. The light distribution system of the LED lamp is constituted by the lens assembly, the emergent light with large illumination surface and uniformly transited illumination is formed, and the requirement of the LED lamp on the light distribution design is met.

The invention relates to the technical field of offshore platforms and discloses a superstructure for an offshore platform. The superstructure for the offshore platform comprises a lower deck, a top deck, a multi-layer middle deck and multiple cabin units; an opening is formed in the middle parts of the top deck and the middle deck; an outer surrounding wall is arranged on the outer side of the lower deck, the outer side of the top deck and the outer side of the middle deck; an inner surrounding wall is arranged on the peripheral side of the opening; multiple windows are formed in the outer surrounding wall and the inner surrounding wall respectively; the multiple cabin units are arranged on the top deck and the middle deck and are arranged close to the outer surrounding wall or the innersurrounding wall, so that the middle part of the deck is hollow, sunlight can be radiated from the opening to irradiate an interior space, and an area of sunlight irradiation is increased; and in addition, the cabin units are arranged close to the outer side of the deck and the peripheral side of the opening, so that the cabin unit for daily life of crews are not shielded and are full of sunlight,and the living comfort of the crews is guaranteed.

The present invention provides a convective vacuum phase change heat sink LED lamp comprising a support rod I, an electric retractable rod II, a rack, a gear, a rotating shaft, a support rod II, a motor II, a fixed block, an outer rod, an electric retractable rod III and an inner rod. The support rod II is arranged behind the support rod I. The electric retractable rod II is mounted at the right end of the support rod I. The rack is mounted at the left end of the electric retractable rod II. The gear is mounted at the upper end of the rack. The rotating shaft is arranged at the rear end of thegear. The support rod I is arranged at the front end of the rotating shaft and the support rod II is arranged at the rear end of the rotating shaft. Such a design is convenient for adjusting the inclination angle of the main body of the LED lamp. Furthermore, the motor II is arranged at the left end of the fixed block. The outer rod is mounted at the right end of the motor II, and the outer rod is arranged at the right end of the fixed block. The inner rod is arranged at the rear end of the outer rod. The electric retractable rod is mounted at the front end of the inner rod and arranged within the outer rod. Such a design is convenient for cleaning the main body of the LED lamp body. The convective vacuum phase change heat sink LED lamp is convenient to use, convenient to maintain, convenient to clean and good in flexibility.

The invention discloses a cylindrical LED lamp capable of emitting light uniformly. The cylindrical LED lamp capable of emitting light uniformly comprises an LED light source, a cylindrical radiator (9), a light diffuser (8) and a power circuit module (5). An LED light source mounting surface is formed on the outer cylindrical surface of the radiator (9), and a radiating through-cavity (3) is formed in the core of the cylindrical radiator (9). The light diffuser comprises a plurality of cone-like barrels (2), and reflecting layers are formed on the upper surfaces and / or the lower surfaces of the cone-like barrels (2). An LED light source is mounted on the radiator (9) to form a cylindrical lamp core, and the cone-like barrels (2) are sleeved on the cylindrical lamp core layer by layer at intervals, so that at least part of light rays, reflected by the cone-like barrels on the upper layer, emitted from the LED light source, are irradiated outside a radiating region, reflected by the cone-like barrels on the lower layer, of the LED light source. The cylindrical LED lamp capable of emitting light uniformly has wide irradiation area and soft and uniform light rays, and is more convenient to assemble and maintain.

The invention discloses an LED street lamp. The LED street lamp comprises an internally-hollow lamp pole fixedly installed on the ground and a main light source structure which is fixedly installed at the top of the lamp pole and slantly irradiates towards the portion below the front end. The main light source structure comprises a light source installation plate fixedly arranged at the top of the lamp pole and inclined forwards, a first base plate fixedly arranged on the lower end face of the light source installation plate, a plurality of first LED lamp beads distributed on the first base plate and a first light transmitting cover with which the first LED lamp beads are covered. A plurality of light transmitting holes are formed in the lateral side of the lamp pole, auxiliary light source structures which correspond to the light transmitting holes and can emit light outwards through the light transmitting holes are fixedly arranged in the lamp pole, and second light transmitting covers are fixedly arranged on the light transmitting holes. Each auxiliary light source structure comprises a second base plate which is fixedly arranged inside the lamp pole and corresponds to the corresponding light transmitting hole, and a plurality of second LED lamp beads distributed on the second base plate. A touch display screen which can be controlled through hand touch and accordingly can be used for querying bus routes and weather situations is arranged on the lateral side of the lamp pole, and a controller electrically connected with the touch display screen is arranged in the lamp pole.

The invention discloses a light guiding lens and a light emitting diode (LED) lamp. The light guiding lens and the LED lamp comprise a strip-shaped body which is composed of an upper surface, a first side surface, a second side surface and a lower surface, and the strip-shaped body can extend along the length direction. The first side surface is vertically arranged. The second side surface is outwardly and obliquely arranged relative to the first side surface. The lower bottom edge of the second side surface is at least lower than the first side surface. Micro convex lenses are evenly distributed on the second side surface. The light guiding lens and the LED lamp can avoid a dazzling effect on eyes by strong directional irradiating light rays of a lamp bead, achieves the technical effect of restraining the dazzling phenomenon, has the advantages of being good in heat dissipation effect and lighting effect and soft in light, and achieves the purpose of a good lighting effect.

The invention discloses a light-emitting diode (LED) backlight module and a television. The LED backlight module comprises a main reflecting piece, a first LED light source and a diffusion plate. A reflecting thin membrane is arranged on a first surface of the main reflecting piece. The main reflecting piece comprises an edge area and a central area. The edge area is an area where the distance between the edge area and the edges of the main reflecting piece is less than or equal to a first preset distance. The first LED light source is arranged in the edge area. The first LED light source is an LED light source with first power. A light emitting surface of the first LED light source is perpendicular to the main reflecting piece. Light rays emitted by the light emitting surface light on the central area of the main reflecting piece. The diffusion plate is arranged above the first LED light source, and is parallel to the main reflecting piece. The light rays emitted through the light emitting surface of the first LED light source form scattered light after being reflected by the main reflecting piece and being reflected and refracted by the diffusion plate and light out of the diffusion plate.

The invention relates to the field of mechanical structures, in particular to a long-strip-shaped table lamp with a side light emitting and light uniformizing device. The table lamp comprises a lamp cap, a lamp pole and a lamp holder in sequential connection. The lamp cap comprises a lamp panel and a lampshade assembly for uniformizing the light emitted by the lamp panel. The lampshade assembly comprises a lampshade body. The lamp panel is arranged on the inner side wall of the lampshade body. According to the table lamp, by means of the lampshade assembly, the light emitted by the lamp panelcan be uniformized, and therefore a user can conveniently receive uniform light in the use range, and eyes are effectively protected. In addition, the lamp panel is arranged on the inner side wall ofthe lampshade body, so the light of the lamp panel can be emitted out of the side faces of the lampshade body, the illumination range is enlarged, and the illumination area is enlarged.

The invention discloses an LED wall washer with a bidirectional lighting function, and relates to the technical field of wall washers. The LED wall washer comprises a lamp holder, a positioning box is fixedly mounted in the middle of the top of the lamp holder, a plurality of inserting holes are formed in the two sides of the positioning box, a movable plate is mounted on the positioning box, and the bottom of the movable plate slidably penetrates through the top of the positioning box; and a plurality of positioning holes are formed in the two sides of the movable plate, a mounting plate is fixedly mounted at the top of the movable plate, a vertical fixing plate is fixedly mounted in the middle of the top of the mounting plate, and LED wall washing lamp bodies are mounted on the two sides of the vertical fixing plate. According to the LED wall washer with the bidirectional lighting function, the bidirectional lighting effect is achieved through the arrangement of the two LED wall washer bodies, so the irradiation area of the LED wall washer bodies is enlarged; and the irradiation height of the LED wall washer bodies can be freely adjusted according to different environments through the arrangement of the positioning box and the insertion holes, so the LED wall washer is suitable for being used in various environments.

The invention provides a large-space LED lighting lamp. Two left-right symmetrical pillars are arranged by setting a top plate with a sliding track, and a connecting column is arranged at the bottom of the pillar to be connected by a steering arm, so that the connecting column can rotate to the outside. Set the hollow semi-cylindrical lamp holder to set up the LED lighting lamp, so that due to the setting of the semi-cylindrical lamp holder, the LED lighting lamp can be set on the convex surface of the lamp holder at multiple angles, thereby increasing the irradiation surface; The block is released and at least 5 positioning rings are set on the outer wall of the pillar for connection with the fixing ring outside the lamp holder so that the inclination angle of the lamp holder can be adjusted so that the irradiation angle of the LED lighting lamp can be increased. When the lamp holder rotates 90 °, the two lamp holders are connected together by a magnetic joint to form a downlight, which is very convenient; the structure of this device is simple and easy to operate, and it can illuminate places with large spaces from multiple angles to the maximum extent, and is suitable for lighting.

The invention relates to a household disinfectant cabinet. The disinfectant cabinet includes a cabinet body and a door body in hinged joint with the annular opening of the cabinet body; the cabinet body is respectively provided with a placing rack for placing to-be-disinfected tableware and ultraviolet lamps; the placing rack is arranged in the middle of the cabinet body, includes a rotating shaftvertically arranged on the bottom surface inside the cabinet body and can rotate by taking the rotating shaft as a center; the bottom wall of the cabinet body is provided with a sliding groove, and the sliding groove is arranged by taking the rotating shaft as the center and located at the periphery of the placing rack; and the ultraviolet lamps are vertically arranged in the sliding groove and can circumferentially rotate along the sliding groove. The disinfectant cabinet can effectively avoid the blind angles of disinfection, the centrifugal force generated by rotating can make water separated from the surfaces of the to-be-disinfected tableware, so that the to-be-disinfected tableware can be dried quickly; and in addition, the vertical ultraviolet lamps can rotate around the placing rack, so that the irradiated surfaces of the ultraviolet lamps can be effectively increased, and the frequencies of the close contact between the to-be-disinfected tableware and the ultraviolet lamps can be increased as well, and therefore, the irradiation intensity of the ultraviolet lamps can be significantly increased, and disinfection effects can be improved.

The invention provides a preparation process of a licorice whitening body lotion, which is completed by cooperation of a placing device, a working motor, a rotating plate, an irradiation device, a sealing device and a sealing cover, and can solve the problem that a traditional sterilization mode usually puts licorice whitening body lotion in a frame and directly irradiates the licorice whitening body lotion through sterilization rays. Sterilization rays have a good sterilization effect. However, most traditional irradiation lamps are fixedly connected, the irradiation area cannot be changed, and blind areas possibly exist among the light rays irradiated by the multiple irradiation lamps, so that the liquorice whitening body lotion cannot be completely and comprehensively irradiated, and some hidden dead angles possibly exist in a sterilization frame for placing the liquorice whitening body lotion, and the liquorice whitening body lotion is difficult to irradiate and sterilize by an irradiation lamp, so that the liquorice whitening body lotion cannot be completely sterilized.