Fan-shaped angle adjustable downlightTechnical field
The utility model relates to technical field of lamps, more particularly to fan-shaped angle adjustable downlight.
Background technique
Downlight, which refers to, a screw socket, can directly load onto the lamps and lanterns of incandescent lamp or energy-saving lamp.Downlight is a kind of embeddingEnter into ceiling the illuminator of light down-ejection type.Its maximum feature be exactly be able to maintain building decoration entirety it is unified with it is completeBeauty, will not because of lamps and lanterns setting and destroy the perfect unity of furred ceiling art.This hidden the setting property lamp inside ceilingTool, all light all project downwards, belong to direct light distribution.Downlight prevents take up space, can increase the soft atmosphere in space, if it is desired toWarm feeling is built, can try to install more downlights, mitigate space constriction.Generally hotel, family, coffee shop's use compared withIt is more.
General downlight in use, is not easy to adjust light source radiating angle and irradiated area according to environmental requirement, andIn downlight adjustment process, light source can not be operated and stretched, cause the controllability of downlight itself not high, be not convenient to use,Certain puzzlement is caused to the use of downlight.
Summary of the invention
Purpose of the utility model is to solve disadvantages existing in the prior art, and the fan-shaped angle adjustable cylinder proposedLamp.
To achieve the goals above, the utility model adopts the technical scheme that fan-shaped angle adjustable downlight, including outerShell and light source, the interior of shell is welded with baffle, and offers through hole in the middle part of baffle, and the through hole inner wall passes through draw runnerLight source is slidably connected, and light source top edge position is surround by shaft and is connected with flabellum, the flabellum outer surface offersSliding slot, and sliding slot slidably connects expansion ring by sliding part, the flexible ring outer surface, which is surround, is welded with support rod, and supportsBar one end is fixed on inner surface of outer cover.
Preferably, light source bottom middle position is rotatably connected to brace by rotation axis, and brace one end is by turningMoving axis is rotatably connected to sliding block, and screw rod is socketed with inside sliding block, and the screw rod intermediate surface is connected with by helical gear engagementDriving motor.
Preferably, the flabellum is equipped with multiple altogether, and multiple flabellums are fan-shaped arc structure.
Preferably, there are two the brace is set altogether, and brace and sliding block correspond.
Preferably, the screw surface divides left hand thread and right-handed thread two parts, and left hand thread and right-handed thread pointIt is not socketed with a sliding block.
Preferably, the flexible ring inner surface is surrounded with multiple sliding parts, and multiple sliding parts and flabellum outer surfaceSliding slot correspond, the sliding part be one end arc T-type structure.
Compared with prior art, the utility model has the beneficial effects that
1, in the utility model, which uses the regulating mechanism being made of light source, reflector and baffle, wherein reflectorIt is formed for multiple sector structure flabellums of annular spread, multiple sector structure flabellums bottom end is rotatably connected on cylinder knot by shaftStructure light source top edge position, and multiple sector structure flabellums outer surface offers sliding slot, sliding slot is slided by sliding part to be connectedIt is connected to expansion ring, and flexible ring outer surface, around support rod is welded with, support rod one end is fixed on inner surface of outer cover, while cylinderThe light source outer surface of structure is surrounded with draw runner, and the through hole opened up in the middle part of draw runner and baffle is slidably connected, by light sourceThe process of lower slider is conducive to increase light so that the reflector of light source top connection shrinks and is unfolded under the action of expansion ringThe reflecting surface in source and reflector, convenient for adjusting light source radiating angle and irradiated area.
, in the utility model, the light source bottom surface middle position of the downlight connects two braces by shaft, and two are tiltedlyBar one end is rotatably connected to sliding block respectively, and sliding block is socketed screw rod, wherein screw surface is divided to left hand thread and right-handed thread twoPoint, and left hand thread and right-handed thread are respectively sleeved on a sliding block, while screw rod middle part surface is socketed with helical gear, helical gearSide engagement is connected with driving motor, by control driving motor rotation, so that the opposite opposite or back of two sliding blocks on screw rodFrom movement, causes two braces to be able to drive light source and stretch up and down, convenient for adjusting, be easy to use.
Detailed description of the invention
Fig. 1 be the utility model proposes fan-shaped angle adjustable downlight structural schematic diagram；
Fig. 2 be the utility model proposes fan-shaped angle adjustable downlight reflector unfolded state structural schematic diagram；
Fig. 3 be the utility model proposes fan-shaped angle adjustable downlight expansion ring structural schematic diagram.
Marginal data:
1- shell, 2- reflector, 3- expansion ring, 4- baffle, 5- brace, 6- screw rod, 7- sliding block, 8- driving motor, 9- are slidingSlot, 10- light source, 11- flabellum, 12- shaft, 13- sliding part, 14- support rod.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility modelClearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than wholeEmbodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative workEvery other embodiment obtained, fall within the protection scope of the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicularDirectly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is onlyFor ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specificOrientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention；Term " first ", " theTwo ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance；In addition, unless otherwise specificRegulation and restriction, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible toIt is detachably connected, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also lead toIt crosses intermediary to be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be withConcrete condition understands the concrete meaning of above-mentioned term in the present invention.
Fig. 1-3, fan-shaped angle adjustable downlight, including shell 1 and light source 10 are please referred to, 1 interior welds of shell have baffle 4,And through hole is offered in the middle part of baffle 4, through hole inner wall slidably connects light source 10, and 10 top edge position of light source by draw runnerIt sets through shaft 12 around flabellum 11 is connected with, 11 outer surface of flabellum offers sliding slot 9, and sliding slot 9 is slided by sliding part 13It is connected with expansion ring 3,3 outer surface of expansion ring surround and is welded with support rod 14, and 14 one end of support rod is fixed on table in shell 1Face.
10 bottom middle position of light source is rotatably connected to brace 5 by rotation axis, and 5 one end of brace is rotated by rotation axisIt is connected with sliding block 7, and is socketed with screw rod 6 inside sliding block 7,6 intermediate surface of screw rod is connected with driving motor by helical gear engagement8, flabellum 11 is equipped with multiple altogether, and multiple flabellums 11 are fan-shaped arc structure, and multiple flabellums 11 form a tubular knot after splicingStructure, there are two brace 5 is set altogether, and brace 5 and sliding block 7 correspond, and left hand thread and right-handed thread two are divided in 6 surface of screw rodPoint, and left hand thread and right-handed thread are respectively sleeved on a sliding block 7, stretch convenient for adjusting light source 10,3 inner surface ring of expansion ringMultiple sliding parts 13 are provided around, and multiple sliding parts 13 and the sliding slot 9 of flabellum outer surface correspond, sliding part 13 is one endThe T-type structure of arc can ensure the stability that reflector 2 stretches.
Working principle: in use, the downlight uses the regulating mechanism being made of light source 10, reflector 2 and baffle 4, whereinReflector 2 is that multiple sector structure flabellums 11 of annular spread form, and multiple 11 bottom ends of sector structure flabellum pass through 12 turns of shaftIt is dynamic to be connected to 10 top edge position of cylindrical structure light source, and multiple fan-shaped 11 outer surfaces of arc structure flabellum offer sliding slot9, sliding slot 9 slidably connects expansion ring 3 by sliding part 13, and 3 outer surface of expansion ring surround and is welded with support rod 14, support rod14 one end are fixed on 1 inner surface of shell, while 10 outer surface of light source of cylindrical structure is surrounded with draw runner, draw runner and baffle 4The through hole that middle part opens up is slidably connected, and the 10 bottom surface middle position of light source of the downlight connects two braces by shaft 125, two 5 one end of brace are rotatably connected to sliding block 7 respectively, and sliding block 7 is socketed screw rod 6, wherein 6 surface of screw rod divide left hand thread andRight-handed thread two parts, and left hand thread and right-handed thread are respectively sleeved on a sliding block 7, while 6 middle part surface of screw rod is socketedThere is helical gear, the engagement of helical gear side is connected with driving motor 8, rotates by control driving motor 8, so that two on screw rod 6Opposite opposite of sliding block 7 or away from movement, causes two braces 5 to be able to drive about 10 light source and stretches, pass through about 10 light sourceThe process of sliding is conducive to increase so that the reflector 2 of 10 top of light source connection shrinks and is unfolded under the action of expansion ring 3The reflecting surface of light source 10 and reflector 2, convenient for adjusting 10 irradiating angle of light source and irradiated area.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is notIt is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to thisNovel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility modelWithin enclosing.