Hand-held LED illumination deviceTechnical field
The present invention relates to a kind of LED illumination devices, especially with regard to a kind of hand-held LED illumination device.
Background technique
LED light is a kind of electric light source, electronegative when electronics, which passes through, is encapsulated in semiconductor wafer in epoxy resin objectPositively charged hole-recombination on electronics and chip and disappear while, generate photon.The incandescent lamp of traditional automobile maintenance industryAnd fluorescent lamp, frangible, waterproofing grade is low, can not outdoor use.
Volume and power cannot be combined together by existing hand-held tool lamp, existing product 1000lm, product general powerIt is 9W, product is constant current design, it is meant that power is constant in 9W, and the calorific value per minute of the product of this power is 350 joules,Product size is 150*57*24mm.Since existing product is hand-hold type aluminum alloy lamps and lanterns, under existing size, product casingTemperature rise have 40 DEG C, it is meant that the use at 40 degree of environment temperature, shell have 80 DEG C, and entire product can scald one's hand, and interiorThe temperature of portion's component also can be relatively high, not can guarantee product service life, and dust-proof along with product requirement IP67 grade is preventedWater, therefore convection holes cannot be increased, product must be it is closed, then it is any realized under small size it is high-power and high-gradeDustproof and waterproof is exactly to solve the problems, such as needed for existing Handheld lighting unit core.
Summary of the invention
In view of the above-mentioned problems, the object of the present invention is to provide one kind, and there is sufficiently heat dissipation and heat conductive design to make product heat dissipation moreSufficiently, it is able to extend the hand-held LED illumination device of product service life.
To achieve the above object, the present invention takes following technical scheme: a kind of hand-held LED illumination device, the illumination are setStandby includes: seal casinghousing, and the seal casinghousing is formed by fixedly connecting by front housing and rear shell, and the front housing top is provided with transparent zoneDomain, the rear shell top opening；Floodlight light source assembly, the floodlight light source assembly are fixed at front housing light passing regionPlace, for closely illuminating；Condensation light source module, the condensation light source module are arranged in the rear shell top open part, are used forLong distance illumination；Radiator, the radiator include cooling fin and aerofoil fan, and the cooling fin is fixed at describedIn seal casinghousing, the aerofoil fan is fixedly installed on the inside of the rear shell, corresponds to the aerofoil fan position, is set in the rear shellIt is equipped with ventilation opening；Battery, it is that each electricity consumption device is powered that the battery, which is arranged in the seal casinghousing,；Control device, instituteStating control device includes being arranged in the intracorporal controller of the capsul and light source circuit board, and the light source circuit board is provided with perseveranceDriving circuit is flowed, the controller drives the condensation light source module or floodlight light source assembly work by the constant-current drive circuitMake；It is battery charging that the controller, which also passes through the charge management circuit being arranged on the light source circuit board,；The controlDevice also controls opening or closing for the aerofoil fan.
Above-mentioned hand-held LED illumination device, it is preferable that the seal casinghousing bottom is flexibly connected hook, the hook withThe POM support device for being built in the seal casinghousing bottom is flexibly connected, and is provided with iron inserts and magnet, institute on the inside of the hookMagnet described in gluing at the top of iron inserts is stated, the magnetic force at the magnet back side is directed to by front by the iron inserts.
Above-mentioned hand-held LED illumination device, it is preferable that the floodlight light source assembly include floodlight light source, reflector and thoroughlyMirror, the lens are fixed at front housing light passing region, and floodlight light source setting is and described at the lens rearFloodlight light source is pasted on the inside of the front housing by heat-conducting glue, and the circumferential setting reflector, described on rear side of the floodlight light sourceReflector is fixedly connected with the front housing；Wherein, the floodlight light source is encapsulated using COB, and the lens use aspherical convex lensMirror, and the aspherical meniscus edge is provided with slow fire decorative pattern.
Above-mentioned hand-held LED illumination device, it is preferable that the condensation light source module includes that two condensation light sources and two are poly-Optical lens, the rear shell top opening are used as transmission region by waterproof sticking double faced adhesive tape tempered glass, solid at the transmission regionThere are two the condensation light source, two condensation light sources are fixedly connected with the rear shell top, each optically focused light for fixed settingThe corresponding collector lens is fixedly connected with by the rear shell using positioning column in front of source；Wherein, the collector lens is used and is all-transPenetrate lens.
Above-mentioned hand-held LED illumination device, it is preferable that the seal casinghousing side also passes through Wear Characteristics of Epoxy Adhesive and is connected to key,The key includes switch key and Boost key, and the switch key is used to work by the controller toggle lights, suitableSequence is floodlight, optically focused, and with memory function, is not operated in setting time, and being set as key next time is shutdown, and next time, booting wasState when shutdown, the Boost key for realizing the short time overwork.
Above-mentioned hand-held LED illumination device, it is preferable that be additionally provided in the seal casinghousing for close described in real-time perceptionThe temperature sensing device of enclosure interior temperature is sealed, the controller obtains the temperature signal of the temperature sensing device, if temperature is more than pre-If value, the controller sends signal and opens the aerofoil fan, to control the intracorporal temperature of the capsul.
Above-mentioned hand-held LED illumination device, it is preferable that the rear cover side is provided with the charging for connecting external power supplyMouthful, the charge port upper cover is equipped with charge port waterproof plug.
Above-mentioned hand-held LED illumination device, it is preferable that be provided with LED battery capacity indication lamp, the LED on the inside of the rear shellBattery capacity indication lamp shows the battery capacity by light-guiding pillar.
Above-mentioned hand-held LED illumination device, it is preferable that the ventilation opening upper cover is equipped with rear cover cover board, the casing cover plateUsing louvered design, bulky grain is avoided into the aerofoil fan.
Above-mentioned hand-held LED illumination device, it is preferable that the front housing and rear shell are all made of Al-alloy parts.
The invention adopts the above technical scheme, which has the following advantages:
1, the present invention increases the intensity and thick and heavy feel of product using the shell of all aluminium alloy, using aerofoil fanActive heat removal, adequately heat dissipation and heat conductive design keep product heat dissipation more abundant, guarantee that the temperature of internal component will not be very high, createUse by active heat removal (aerofoil fan) on hand-held class illuminating product novelly, effectively extends the service life of product；
2, reasonable dustproof and waterproof (IP67) design of the present invention allows product normal use under rugged environment；
To sum up, active heat removal of the present invention, stable structure, secure heat dissipation, high brightness, appearance looks elegant can be portable, can be outdoorIt uses.
Detailed description of the invention
Fig. 1 is hand-held LED illumination device structural schematic diagram of the present invention；
Fig. 2 is hand-held LED illumination device left view structural representation of the present invention；
Fig. 3 is hand-held LED illumination device right side structural representation of the present invention；
Fig. 4 is hand-held LED illumination device backsight structural representation of the present invention；
Fig. 5 is hand-held LED illumination device schematic diagram of internal structure of the present invention；
Description of symbols: 1 front housing, 2 rear shells, 3 controllers, 4 batteries, 5 aerofoil fans, 51 rear cover cover boards, 6 hooks, 61Magnet, 62 hook sealed pieces, 7 floodlight light sources, 8 reflectors, 9 lens, 91 lens pressing plates, 92 sealing rings, 10 condensation light sources, 11 are gatheredOptical lens, 111 tempered glass, 12 keys, 13 lanyard through-holes, 14 charge port waterproof plugs and 15 light-guiding pillars.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present inventionIn attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment isA part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill peopleMember's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As shown in Fig. 1~5, hand-held LED illumination device provided by the invention, including front housing 1, rear shell 2, condensation light source groupPart, floodlight light source assembly, radiator, controller 3, light source circuit board and battery 4.
Front housing 1 and rear shell 2 are fixedly connected to form seal casinghousing, and 1 top of front housing is provided with light passing region, opens at the top of rear shell 2Mouthful.Light passing region is corresponded to, floodlight light source assembly is fixedly installed on the inside of front housing 1, floodlight light source assembly is used for undesirable in illuminationUnder the conditions of carry out short distance illumination.2 top open part of rear shell is provided with condensation light source module, and condensation light source module is remote for carrying outRange blanking.
Radiator is also set up in shell, radiator includes cooling fin and aerofoil fan 5, and cooling fin can be fixedly connectedRear shell 2, and it is located at cooling fin neighbouring position, 2 inside of rear shell is also fixedly connected with aerofoil fan 5.Corresponding 5 position of aerofoil fan, afterVentilation opening is provided on shell 2, ventilation opening upper cover is equipped with rear cover cover board 51, and casing cover plate 51 uses louvered design, and shutter is setIt counts and both ensure that product beautiful (having covered internal cooling fin and aerofoil fan) also avoids bulky grain and enters axis in ventilationFlow fan 5.
Controller 3, light source circuit board and battery 4 are additionally provided in shell, controller 3 is fixed by screws in rear shellOn the inside of 2, constant-current drive circuit and charge management circuit are provided on light source circuit board, controller 3 passes through constant-current drive circuit and usesIn driving floodlight light source assembly and condensation light source module work, it is ensured that luminous flux is constant；Controller also passes through charge management circuitFor the charging of battery 4, wherein, can be by product mass center entirely toward bottom movement, battery 21 below the setting inside housings of battery 4High-capacity lithium polymer battery can be used, for powering for a long time.In addition, controller 3 also control aerofoil fan 5 unlatching orIt closes.
Preferably, seal casinghousing bottom is flexibly connected open type hook 6, and open type hook 6 carries out product easilyIt hangs.Hook 6 passes through screw and POM support device (POM Chinese the is polyformaldehyde) activity for being built in seal casinghousing inside bottomConnection, wherein POM support device can use various support devices, it is not limited here.Hook 6 by with POM support deviceFriction entire product can be supported in the damping of any angle standing.6 inside of hook is provided with iron inserts and magnet 61, magnet61 are adhesive at the top of iron inserts, and the magnetic force at 61 back side of magnet is directed to front by iron inserts, increases the utilization rate of magnet, becauseThe design of this magnet of the present invention and hook increases the use occasion of product, and product can be realized by hook and be stood, due to magneticProduct can be adsorbed on iron plate by the design of iron, by the angular adjustment of hook, realize the illumination in different range, magnet 61Outside is provided with rubber labeling.In addition, 6 outside of hook is provided with hook sealed piece 62 by the interference fit of plastic part.
Preferably, floodlight light source assembly includes floodlight light source 7, reflector 8 and lens 9, and floodlight light source 7 passes through thermally conductive gluingIt is attached at 1 light passing region of front housing.In front of floodlight light source, lens 9 are fixed at 1 transparent zone of front housing by lens pressing plate 91At domain, and lens 9 and light passing edges of regions are sealed waterproof by 0 type sealing ring 92.7 rear side of floodlight light source is circumferential to be provided withReflector 8, reflector 8 are fixedly connected with front housing 1.In addition, floodlight light source 7 can be encapsulated using COB, due to floodlight of the inventionThe advantages of light source 7 is encapsulated using COB, this encapsulation is cost performance height, and disadvantage is that hot spot is uneven, in order to realize that hot spot is equalEven, lens 9 use aspherical convex lens, realize uniform large area circular light spot, but because the LED of COB encapsulation is using blueThe light of yellow two kinds of wavelength cooperates, and can realize dispersion after the refraction of lens 9, edge is caused to have irregular sodium yellowSpot, in order to eliminate the yellow hot spot at edge, the present invention is by running business into particular one spark line (in order not to damage decorative pattern, decorative pattern at 9 edge of lensIt is arranged in lens medial surface) scattering of local light is realized to eliminate or desalinate the yellow hot spot at edge.
Preferably, condensation light source module includes two condensation light sources, 10, two collector lenses 11 and several positioning columns, rear shell2 top openings are used as transmission region by waterproof sticking double faced adhesive tape tempered glass 111, and there are two optically focused light for setting at transmission regionSource 10, two condensation light sources 10 are fixedly connected with 2 top of rear shell.Four are all made of in front of the corresponding each condensation light source of transmission region to determineOne collector lens 11 is fixedly connected with rear shell 2 by position column；In addition, each condensation light source 10 is all made of LED, pass through corresponding collector lens11 realize that 12 degree of half-angle of optically focused, collector lens 11 use total reflection lens, realize the high optically focused of small size；Due to condensation light source groupPart uses two condensation light sources, so that optically focused can also reach 500lm or more, can compare most flashlight in the market.
Preferably, 2 side of rear shell is also bonded key 12 by epoxy glue, and key 12 includes switch key and Boost key.Switch key is worked by 3 toggle lights of controller, and transfer sequence is floodlight and optically focused, and with memory function, in certain timeIt does not go by it is shutdown that controller 3, which is set as key next time, state when next time, booting was shutdown.Switch key long-pressing can be withRealize non-pole light regulating, optically focused of the invention and floodlight can realize the non-pole light regulating of 10%-100%, in order to ensure all shelvesPosition can constant current, therefore PWM is used to dim, Boost key can realize the overwork of short time, it can be achieved that 150%Brightness 3 minutes.
Preferably, temperature sensing device is additionally provided in shell, temperature sensing device is used for real-time perception seal casinghousing internal temperature, controlDevice 3 processed can use single-chip microcontroller, and single-chip microcontroller is for obtaining temperature sensing device signal, if temperature is more than preset value, controller is sentSignal opens aerofoil fan 5 and powers, and opens work, guarantees that product temperature is not too high by temperature sensing device, extends making for productUse the service life.
Preferably, 2 top side of rear cover offers lanyard through-hole 13.
Preferably, 2 side of rear cover is provided with charge port, and charge port upper cover is equipped with charge port waterproof plug 14, charge port waterproofPlug 14 realizes waterproof by interference fit in charge port.
Preferably, enclosure interior LED battery capacity indication lamp, LED battery capacity indication lamp allow user conveniently to check by light-guiding pillar 15Current electric quantity.
Preferably, front housing 1 and rear shell 2 can use Al-alloy parts, and product is made to possess higher structural strength and texture.In order to guarantee that feel temperature will not be too high, controller 3 can open aerofoil fan 13 and carry out active heat removal to product when the temperature is excessively high,Heat dissipation mainly carried out and (quickly being taken the heat on cooling fin by air out of) in a manner of air displacement, ensure that light source andThe service life of component.
In above-described embodiment, aerofoil fan 5 it is an option that 20Db mute mode, in order to realize the anti-of aerofoil fanWater, component in aerofoil fan 5 and crosses line and has used glue envelope technique.
In above-described embodiment, shell dimension can be 151mm*57mm*23.5mm.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention can also be to above-mentioned embodiment partyFormula carries out change and modification appropriate.Therefore, the invention is not limited to the specific embodiments disclosed and described above, to thisSome modifications and changes of invention should also be as falling into the scope of the claims of the present invention.In addition, although this specificationIn use some specific terms, these terms are merely for convenience of description, does not limit the present invention in any way.