CN105987353A - Projection lamp fitting reflection cover structure - Google Patents

Abstract

A kind of projection lamp fitting reflection cover structure, formed section be preferably J word or G word helical form reflector by multiple vertical bar shapes or the connection of arc shape reflective surface, reflector has at least one light external reflectance district and is positioned at upper half area and at least one light internal reflection district is positioned at half area, reflector limits the direct projection light of light source and is irradiated in the maximum angle of specific illumination subject matter, remaining light of light source then via reflector indirect illumination in the range of specific illumination subject matter；Thereby, installing reflector of the present invention light fixture is made to be particularly well-suited to the place illuminations such as high building wall, advertisement plate or ceiling, the all light fully produced by this light source become narrow angle and go out the unilateral illumination light of light, reduce lamp power and can also have the carbon reduction demand of equal illumination degree.

Description

Projection lamp fitting reflection cover structure

Technical field

The present invention about a kind of projection lamp fitting reflection cover structure, espespecially a kind of special suitable be used in advertisement or ceiling it The reflector design of class delineascope, can produce light source light and reflex to predetermined illumination region, make illumination region It it is a controllable illumination zone.

Background technology

The light fixture typically commonly used, can be arranged around a reflection shield at a light source, due to reflection shield different designs, make Obtain lamp lighting region and can form different scopes.

Refer to Figure 1A, it is shown that a kind of commonly use in advertisement plate illumination fitting structure, it has an arc Reflection shield 102, interior surface is reflective surface 103, and a fluorescent tube 104 is installed on inside reflection shield.When this light fixture When being installed on setting position below the advertisement plate 101 of 6 meters high, light source direct projection light actual illumination is in advertisement Effective lighting light in the range of billboard is only white space angle 105, and remaining multiple direct projection light then belongs to past Sky irradiating angle 106 or the invalid illuminating ray toward ground irradiating angle 107；Refer to Figure 1B, display Also having multiple light for toward sky irradiating angle 109 via the light of reflective surface 103 reflection, remaining is most anti- Though penetrating in the range of light 108 can be irradiated in advertisement plate 101, but the illuminating ray 110 of vast scale is had to collect In illuminate in advertisement plate 101 lower half regional area, the most this light fixture commonly using c-type reflector applies to The Code in Hazardous Special Locations in this type of narrow angle illumination region, in addition to illumination efficiency is low, a further disadvantage is that advertisement plate Bottom is brighter, the even phenomenon of more the darkest toward top uneven illumination.

Summary of the invention

Present invention aim at providing a kind of projection lamp fitting reflection cover structure, its simple in construction, make light source projects Most light all illuminates in the range of specific target, can effectively promote the illumination efficiency of light fixture；And light fixture can be made Illumination width and highly become controlled range, moreover it is possible to make illumination zone have the effect of Uniform Illumination degree.

For achieving the above object, the invention discloses a kind of projection lamp fitting reflection cover structure, it is characterised in that at least Including:

At least one in order to produce the light source of throw light；And

At least one reflector, described reflector inner surface is reflective surface, multiple have differing tilt angles vertical bar Shape reflective surface connects composition, and described reflector has an internal reflection district and at least one external reflectance district, and by described light Source is located at inside described internal reflection district, and at least one external reflectance district of described reflector is positioned at the reflector first half, and Making described light source projects light primary event in the range of at least one subject matter, described reflector internal reflection district is positioned at Reflector lower half, and make described light source projects light reflex to described reflection at least one times through described internal reflection district Cover first half external reflectance district, and then reflexed at least one subject matter scope at least one times by first half external reflectance district In.

Wherein, described reflector each vertical bar shape reflective surface is by reflector bottom with the distance of described light source center Vertical bar shape reflective surface rises and is more more incremented by distance toward reflector top vertical bar shape reflective surface.

Wherein, described reflector is combined by least two modular constructions, and each parts have multiple difference and incline The vertical bar shape reflective surface of rake angle.

Wherein, described reflector has strip reflective surface always between external reflectance district and internal reflection district, and will Described at least one LED light source is installed on this vertical bar shape reflective surface, and described reflector outer surface molds most fin Lamellar bossy body.

Wherein, a described reflector interior arrangement at least fixture.

Wherein, described reflector bottom extends strip reflective surface the most always toward reflector outer side edges, is set to described Reflector the second external reflectance district.

Wherein, described reflector multiple have differing tilt angles vertical bar shape reflective surface connect composition section be J word Shape.

Wherein, described reflector multiple have differing tilt angles vertical bar shape reflective surface connect composition section be G word Shape.

Wherein, described reflector inner surface is provided with at least two location structures protruding from inner surface.

Wherein, described reflector both ends of the surface are provided with at least one location structure.

Wherein, multiple vertical bar shape reflective surfaces of described composition reflector are risen from reflector top and more more successively decrease toward bottom Length.

Wherein, described reflector is combined by least two modular constructions, and each parts have multiple difference and incline Rake angle vertical bar shape reflective surface.

Wherein, below described reflector, device is further provided with one second reflector, and described second reflector is by one It is U-shaped reflector that reflective bottom surface connects two side convex outward reflective surface composition sections, described bottom Reflective surface is plane, and described two side convex outward reflective surfaces are respectively had differing tilt angles and bending by multiple The surface joining composition of degree.

Wherein, two side convex outward reflective surface front ends of described second reflector respectively cut a kerf.

Wherein, described second reflector is combined by least two modular constructions.

Wherein, below described reflector, device is further provided with one second reflector, and described second reflector is by one It is U-shaped reflector that reflective bottom surface connects two side convex outward reflective surface composition sections, described bottom Reflective surface is connected plane reflective surface by medial arc reflective surface periphery and forms, and described two side convex outward are reflective Face is respectively made up of multiple surface joinings with differing tilt angles and flexibility.

Wherein, two side convex outward reflective surface front ends of described second reflector respectively cut a kerf.

Wherein, described second reflector is combined by least two modular constructions.

Also disclose a kind of projection lamp fitting reflection cover structure, it is characterised in that at least include:

At least one in order to produce the light source of throw light；And

At least one reflector, described reflector inner surface is reflective surface, at least two unit constructions become the section to be J-shaped shape, described each parts by multiple have differing tilt angles circular arc reflective surface connect form, described Multiple circular arc reflective surfaces of composition reflector and the distance of described light source center, risen from reflector bottom more toward top End is more incremented by distance, and described reflector has an internal reflection district and at least one external reflectance district, and is set by described light source Inside described internal reflection district, described reflector at least external reflectance district is positioned at the reflector first half, and makes described Light source projects light primary event is in the range of at least one subject matter, and described reflector internal reflection district is positioned at reflector Lower half, and make described light source projects light outside internal reflection district reflexes to the described reflector first half at least one times Echo area, and then in the range of being reflexed at least one subject matter at least one times by described first half external reflectance district.

Wherein, a described reflector interior arrangement at least fixture.

By said structure, all light that the present invention can make light source be projected are irradiated in the photograph of relative narrowness completely Bright subject matter and the illumination efficiency of Code in Hazardous Special Locations can be improved；Meanwhile, can pass through multiple vertical bar shapes of adjustment reflector Reflective surface angle of inclination and length, adjusted for the illuminance needed for each projected area, reaches uniformly to shine Bright effect, and, can get different illuminating effects by the multiple embodiment of the present invention, make lamp lighting Width and highly become controlled range, moreover it is possible to make illumination zone have the effect of Uniform Illumination degree.

Accompanying drawing explanation

Figure 1A and Figure 1B: commonly use reflection shield diagram for one,

Fig. 2 A and Fig. 2 B: for the present invention reflector the first implement structural diagrams,

Fig. 3 A and Fig. 3 B: the first reflector for the present invention reflects light schematic diagram,

Fig. 4 A and Fig. 4 B: apply to a kind of embodiment diagram of light fixture for the reflector of the present invention,

Fig. 5 A: the reflector the second for the present invention implements structural diagrams,

Fig. 5 B: for the present invention reflector the third implement structural diagrams,

Fig. 6 A and Fig. 6 B: the reflector the 4th kind for the present invention implements structure and reflection light diagram,

Fig. 7: structural diagrams implemented by the reflector the 5th kind for the present invention,

Fig. 8 A: structural diagrams implemented by the reflector the 6th kind for the present invention,

Fig. 8 B: structural diagrams implemented by the reflector the 7th kind for the present invention,

Fig. 9 A and Fig. 9 B: apply to the another kind of embodiment diagram of light fixture for the reflector of the present invention,

Figure 10 A and Figure 10 B: structural diagrams implemented by the reflector the 8th kind for the present invention,

Figure 11: apply to the another kind of embodiment diagram of light fixture for the reflector of the present invention,

Figure 12 A and Figure 12 B: for the present invention the second reflector the first implement structural diagrams,

Figure 13 A and Figure 13 B: second reflector the second for the present invention implements structural diagrams,

Figure 14 A to Figure 14 C: for the present invention the second reflector the third to the 5th kind implement structural diagrams,

Figure 15 A and Figure 15 B: structural diagrams implemented by the reflector the 9th kind for the present invention,

Figure 16 A and Figure 16 B: structural diagrams implemented by the reflector the tenth kind and the 11st kind for the present invention,

Detailed description of the invention

Hereinafter, by the structure of the elaborate present invention and principle according to the various embodiments shown in drawing.

Refer to Fig. 2 A and Fig. 2 B, for the first example structure figure of projection lamp fitting reflection cover structure of the present invention Showing, the inner surface of reflector A01 is reflective surface, by multiple vertical bar shape reflective surfaces with differing tilt angles It is the helical form reflector being bordering on J word compared with light section that 202a, 202b, 202c～202z connect composition flexibility, Wherein the reflector first half is only set to light to vertical bar shape reflective surface 202m by the vertical bar shape reflective surface 202a of top External reflectance district, reflector A01 lower half by vertical bar shape reflective surface 202n to bottom vertical bar shape reflective surface 202z Only being set to light internal reflection district, a light source 203 is installed in inside this internal reflection district close to vertical bar shape reflective surface 202z Position, the distance at each vertical bar shape reflective surface and light source 203 center is risen from reflector A01 bottom and more heals toward top It is incremented by distance, it is illustrated that display top vertical bar shape reflective surface 202a is dotted line 202aa with the distance at light source 203 center The longest, be dotted line 202ga dotted line 202ka successively to bottom vertical bar shape reflective surface 202z with in light source 203 The distance dotted line 202za of the heart is the shortest, this explanation composition reflector A01 multiple vertical bar shape reflective surface structures be by Reflector bottom is risen and is connected until reflector top with the spiral path of more deviation light source center；In this enforcement In example, the vertical bar shape reflective surface of each differing tilt angles is the same length, and this reflector embodiment is special It is applicable to long tube type light source such as fluorescent tube or multiple LED combination becomes the reflection light purposes of luminous source.

Refer to Fig. 3 A and Fig. 3 B, show that multiple vertical bar shapes of projection lamp fitting reflector A01 structure of the present invention are anti- Bright finish, makes the path diagram that reflection light illuminates on advertisement plate, please referring initially to Fig. 3 A, under reflector A01 Ban Bu internal reflection district interior arrangement one light source 203, it is straight that the vertical bar shape reflective surface 202z in internal reflection district controls light source Connect the maximum elevation irradiation light 303 of projection, just illuminate in the top of advertisement plate 301, reflector A01 The vertical bar shape reflective surface 202a in first half external reflectance district controls the minimum angle of elevation irradiation light that light source directly projects 302, just illuminate in the lowermost end of advertisement plate 301, reflector A01 controls the light of light source direct irradiation In the range of being all irradiated in advertisement plate, the light partial of remaining non-immediate irradiation advertisement plate of light source is incident upon instead Penetrate most light 304 in cover A01 vertical bar shape reflective surface 202a to 202m external reflectance district, by primary event to extensively Accusing the predetermined lighting position on billboard, then please join Fig. 3 B, part is incident upon reflector A01 vertical bar shape reflective surface Most light 306 in 202n to 202z internal reflection district by primary event to light external reflectance district, and then by outer instead Also in the range of being irradiated in advertisement plate after penetrating district's vertical bar shape reflective surface primary event, by figure can be seen that, light source produces Whole light the most all illuminate in advertisement plate 301 scope top to the front view angle of lowermost end, Therefore, as long as the most suitably adjusting the reflection angle of multiple vertical bar shape reflective surfaces of reflector, for each projection area Illuminance needed for territory is adjusted, and just can reach the effect of Uniform Illumination.

Refer to Fig. 4 A and Fig. 4 B, apply to light steelframe lamp panel or sky for projection lamp fitting reflection cover structure of the present invention This kind of indirect lighting lamp of card lamp affixed to the ceiling implements schematic diagram, and light fixture C01 has a dust cover 401, dust cover 401 inside top are provided with each installing same reflection cover A01 inside light reflecting surface 402, at least dual side-edge, Internal each device one light source 403,404 in reflector A01 internal reflection district, anti-outside reflector A01 first half light Penetrating district's multiple vertical bar shape reflective surface makes most light 405 primary event of light source projects in dust cover 401 top Reflecting after side light reflecting surface 402 in illumination region, lower section, light source projects is in most light in internal reflection district again 406 be reflected cover A01 secondary reflection after be irradiated in light reflecting surface 402 and reflect in illumination region, lower section again, Whole light that device has this type of special indirect lighting lamp of reflector of the present invention to make light source produce the most all can It is irradiated in predetermined illumination region, lower section.

Refer to Fig. 5 A and Fig. 5 B, for second and the third embodiment of projection lamp fitting reflection cover structure of the present invention Structure, in Fig. 5 A reflector A02 form structure as Fig. 2 reflector A01 structure, difference is this Reflector multiple vertical bar shape reflective surface cuts into that upper half area is longer more passs toward the length that half area is the shortest Subtracting shape, the cropped vertical bar shape reflective surface region 502,503 of reflector A02 dual-side is symmetrical part, Make reflector A02 dual-side on the basis of centrage 501 (referring to install the centre of luminescence point vertical line of light source) straight Strip reflective surface is equal length；Reflector A03 composition structure and Fig. 2 reflector A01 structure one of Fig. 5 B Sample, it is longer more toward half area that difference is that this reflector multiple vertical bar shape reflective surface cuts into upper half area The shortest length is successively decreased shape, and the cropped vertical bar shape reflective surface region 504,505 of reflector A03 dual-side is The most symmetrical part, makes reflector A03 with centrage 506 (referring to install the centre of luminescence point vertical line of light source) On the basis of dual-side vertical bar shape reflective surface be different length, this two reflector is particularly well-suited to short-tube type light source such as The reflection light purposes of high-voltage gas discharging light or single great power LED, and different in width can be respectively suitable for Region, as reflector A02 makes light source projects light indirect illumination be width symmetrical illumination region, reflector A03 then makes light source projects light indirect illumination be width the most symmetrical illumination region.

Refer to Fig. 6 A and Fig. 6 B, for the 4th kind of example structure figure of projection lamp fitting reflection cover structure of the present invention Showing, reflector A04 inner surface is reflective surface, by multiple have differing tilt angles vertical bar shape reflective surface 602a, It is the helical form reflector being bordering on G word compared with big cross section that 602b, 602c～602z connect composition flexibility, wherein Reflector A04 upper half area is only set to vertical bar shape reflective surface 602m by the vertical bar shape reflective surface 602a of top Light external reflectance district, reflector half area by vertical bar shape reflective surface 602n to bottom vertical bar shape reflective surface 602z is only set to light internal reflection district, and a light source 601 is installed on inside internal reflection district close to vertical bar shape reflective surface 602z position, multiple vertical bar shape reflective surface structures of composition reflector A04 are with the most inclined by reflector bottom Spiral path from light source center is connected until reflector top, the most each vertical bar shape reflective surface and light source 601 The distance at center be from bottom vertical bar shape reflective surface 602z rise more toward top vertical bar shape reflective surface 602a more be incremented by away from From, light source 601 edge finally falls at vertical bar with reflector A04 bottom edge extension line 608 the most in line Shape reflective surface 602a surface, represents that the angle of this direct projection illumination subject matter of light source 601 is 0 degree, i.e. light Source 601 is coated with entirely by reflector A04, and whole throw lights all reflex to illuminate region via reflector A04, Wherein it is projeced into most light 603 in external reflectance district by primary event to illuminating region, is projeced into internal reflection district Most light 604 are reflected onto illumination region again after primary event to external reflectance district, be projeced into internal reflection Most light 605 in district by after primary event to external reflectance district again through external reflectance district secondary reflection to illuminating region, Be projeced into most light 606 in internal reflection district be internally reflected district's secondary reflection to behind external reflectance district again through external reflectance District's primary event, to illuminating region, is projeced into internal reflection district and is internally reflected district's secondary compared with most light 607 of bottom After reflexing to external reflectance district again through external reflectance district secondary reflection to illuminating region, this illustrates helical form reflector A04 Even if light source 601 is all covered but whole light of light source projects can be made at most to be reflected cover 4 times by structure Finally all it is irradiated in region to be illuminated after reflection, is different from and commonly uses c-type or irregular type reflector is complete by luminous source During cladding, most light just must can make light reflect inside reflector through tens of times and cause illumination regional luminance damage Losing, even most light can be locked in inside reflector and cannot be irradiated in the low illumination efficiency of illumination subject matter now As.

Refer to Fig. 7, for the 5th kind of example structure of projection lamp fitting reflection cover structure of the present invention, reflector A05 Composition structure is identical with Fig. 2 reflector A01 major part, and difference is between external reflectance district and internal reflection district Having the bigger vertical bar shape reflective surface 702 of a width is light source 701 at least one light-emittingdiode of device, and Plurality of fins shape bossy body 703 can be molded as heat sinking function at reflector A05 outer surface.

Refer to Fig. 8 A and Fig. 8 B, for the 6th and the 7th kind of embodiment of projection lamp fitting reflection cover structure of the present invention Structure, Fig. 8 A shows one of which reflector A06 possible embodiments of the present invention, and described reflector A06 forms Structure is most with Fig. 2 reflector A01, and difference is that reflector A06 bottom extends to a few vertical bar toward outside Shape reflective surface 801 is set to reflector the second external reflectance district, can make the direct throw light of light source or the reflector first half In the range of external reflectance district reflection light reflexes at least one subject matter at least one times via the second external reflectance district, figure 8B shows another kind reflector A07 possible embodiments of the present invention, and described reflector A07 is indivedual by least two The parts of molding are combined into, and in aforementioned multiple reflection cover structure, reflector can be divided at least two portions Part 802a, 802b produce, and the vertical bar shape reflective surface of multiple connections is shaped to individual part, two parts knots Be respectively arranged with at least one location structure 807,808 extended toward outside at conjunction, and with screw 809 and nut 810 or Spring etc is prone to unlatching and closing element is combined into a complete reflector.

Refer to Fig. 9 A and Fig. 9 B, for projection lamp fitting reflection cover structure another kind embodiment schematic diagram of the present invention, Light fixture C02 has a reflector A07, reflector A07 dual side-edge each fixing device side plate 901a, 901b, An each fixing device at least light source socket 902,903, at least one light source 904 inside two side plate 901a, 901b Being installed on two sockets 902,903, two side plate 901a, 901b are respectively by two-screw 906,907 and nut 908,909 heads are inside dual side-edge 905a, 905b of a support 905, make reflector A07 and light Source 904 becomes one and for adjusting the region to be illuminated of light fixture C02, can transport in reality with 360 degree of structures rotated In with also can on reflector A07 device one dust cover (not shown).

Refer to Figure 10 A and Figure 10 B, for the 8th kind of example structure of projection lamp fitting reflection cover structure of the present invention, Reflector A08 is combined into by parts 1001a, 1001b of at least two formings respectively, and in parts 1001b An internal dual side-edge each device at least fixture 1002,1003, this fixture 1002,1003 can make reflector A08 Being installed in as on the lamp light source of Fig. 9, making reflector A08 become one can be with 360 degree of structure rotated.

Refer to Figure 11, the another kind of enforcement applying to light fixture for projection lamp fitting reflection cover structure of the present invention illustrates Being intended to, light fixture C03 has a dust cover 1102, and interior arrangement one reflector A05 as shown in Figure 7 is (alternatively Reflector in other embodiments), reflector A05 internal installing at least one LED light source 1103, another is the years old Two reflectors 1101 are installed on below reflector A05, and this second reflector 1101 Main Function is light source Produce the light failing to be reflected in target illumination region by reflector A05 in light can reflex to illuminate region, mat To improve illumination efficiency, its composition structure is dissolved in follow-up explanation.

Refer to Figure 12 A and Figure 12 B, for can be with the use of in projection lamp fitting reflection cover structure of the present invention The first example structure of two reflectors, reflector B01 inner surface is reflective surface, is connected by bottom one 1201 Two side convex outward 1202a, 1202b composition sections are U-shaped reflector, described reflector B01 Can be formed in one or be combined into by the parts of at least two indivedual molding, bottom 1201 is that a plane is reflective Face, curved surface 1202aa that a side convex outward 1202a has differing tilt angles and a curvature by multiple, 1202ab, 1202ac～1202az splicing composition convex outward, another side convex outward 1202b is by multiple Have outside curved surface 1202ba, 1202bb, 1202bc～1202bz splicing composition of differing tilt angles and curvature Convex surface, is symmetrical structure in this embodiment diagram dual side-edge convex outward 1202a, 1202b, in reality Can be non-symmetrical structure according to various illumination target demands during utilization, described each curved surface can by multiple inclined-planes even Connect composition, also can be connected by multiple arcwall faces and form, or jointly be connected by multiple inclined-planes and arcwall face and form.

Refer to Figure 13 A and Figure 13 B, for can be with the use of in projection lamp fitting reflection cover structure of the present invention Two reflector the second example structure, reflector B02 inner surface is reflective surface, is connected by bottom one 1301 Dual side-edge convex outward 1303a, 1303b composition section is U-shaped reflector, and described reflector B02 can It is formed in one or to be combined into wherein bottom 1301 by the parts of at least two molding respectively anti-by medial arc Bright finish 1301b periphery connects plane reflective surface 1301a composition, dual side-edge convex outward 1303a, 1303b group Become structure with dual side-edge convex outward 1202a, 1202b of Figure 12 reflector B01, in this embodiment diagram be Symmetrical structure, can be non-symmetrical structure according to various illumination target demands when practice.

Refer to Figure 14 A to Figure 14 C, for can be with the use of in projection lamp fitting reflection cover structure of the present invention Two reflectors the third show reflector (B03) two side evaginations to the 5th kind of example structure, Figure 14 A Curved surface front end respectively cuts an irregular breach (1401a) (1401b), and Figure 14 B shows reflector B04 bis- Side convex outward front end respectively cuts l shaped incision 1402a, a 1402b, Figure 14 C and shows reflector B05 bis- Individual side convex outward front end respectively cuts oblique V-notch 1403a, a 1403b, and above-mentioned all types of otch are main Effect is for various different illumination target width difference demands, makes the direct projection light of light source be able to by the most directly Being irradiated in illumination target, remaining non-immediate light being irradiated in illumination target then reflects in illumination by reflector In target.

Refer to Figure 15 A and Figure 15 B, for the 9th kind of example structure of projection lamp fitting reflection cover structure of the present invention, Reflector A09 is combined into a circular arc reflector by the parts 1501,1502 of at least two indivedual formings, Each parts are respectively connected by multiple circular arc inclined-planes with differing tilt angles and form, and reflector A09 section is Being bordering on its composition structure of J-shaped shape with described in Fig. 2 A, difference is that each differing tilt angles reflective surface is for circle Arc, is wherein provided with at least two location structures 1504,1505, parts 1502 inside parts 1501 end face Be provided with inside end face at least two location structures 1506,1507 for 1,501 2 location structures 1504 of parts, 1505 combinations forming an Easy dismountable, internal two fixtures 1509,1510 that are provided with of parts 1502 are for fixing One round lamp tube light source 1511 or most LED light source.

Refer to Figure 16 A and Figure 16 B, for the tenth kind and the 11st kind of projection lamp fitting reflection cover structure of the present invention Example structure, reflector A10 is by the material institute molding of an enlarged in thickness, its inner surface for reflecting face composition structure Described in Fig. 2 A reflector A01, difference is inside reflector A10 top and bottom that respectively setting up one protrudes from The groove location structure 1601,1602 of inner surface, for fixing a reflectorized material (not shown), reflector A10 Both ends of the surface are additionally provided with multiple perforation location structure 1603,1604,1605 for fixation reflex cover A10, and subtract Multiple hollow structures 1606 of few reflector A10 material consumption；Reflector A11 major part composition same Fig. 7 of structure Described in reflector A05, difference is inside reflector A11 top and bottom that respectively setting up one protrudes from inner surface Groove location structure 1607,1608, is additionally provided with two grooves protruding from inner surface fixed inside reflector A11 Bit architecture 1609,1610, makes location structure 1607,1609 for fixing a reflectorized material (not shown), determines Bit architecture 1608,1610 is for fixing another reflectorized material (not shown), and reflector A11 both ends of the surface are additionally provided with Multiple perforation location structures 1611,1612 for fixation reflex cover A11.

Above-mentioned multiple reflector is implemented in diagram, described reflector multiple vertical bar shape reflective surface and the second reflector two Each curved surface of side convex outward is for the ease of illustrating and up-sizing shows, in practice is Form for multiple small vertical bar shape reflective surfaces and curved surface and be close to reflective surface in the reflector of curve, in described reflector Reflection efficiency can be improved with plating, the coating mode such as reflectorised paint or device reflectorized material in surface.

To sum up institute is old, by projection lamp fitting reflection cover structure of the present invention, makes this light fixture be particularly well-suited to advertisement plate Or the place such as ceiling projection illumination, and all light fully produced by this light source become narrow rising angle again There is the light of illumination efficiency, really can reach expection effect of special lighting scope, comply fully with patent requirement, File an application in whence in accordance with the law.

Claims (20)

1. a projection lamp fitting reflection cover structure, it is characterised in that at least include:

At least one in order to produce the light source of throw light；And

At least one reflector, described reflector inner surface is reflective surface, multiple have differing tilt angles vertical bar Shape reflective surface connects composition, and described reflector has an internal reflection district and at least one external reflectance district, and by described light Source is located at inside described internal reflection district, and at least one external reflectance district of described reflector is positioned at the reflector first half, and Making described light source projects light primary event in the range of at least one subject matter, described reflector internal reflection district is positioned at Reflector lower half, and make described light source projects light reflex to described reflection at least one times through described internal reflection district Cover first half external reflectance district, and then in the range of being reflexed at least one subject matter at least one times by first half external reflectance district.

2. according to the projection lamp fitting reflection cover structure described in claim 1, it is characterised in that described reflector is every Strip reflective surface is to be risen more toward reflection from reflector bottom vertical bar shape reflective surface with the distance of described light source center always Cover top vertical bar shape reflective surface is more incremented by distance.

3. according to projection lamp fitting reflection cover structure described in claim 1, it is characterised in that described reflector by At least two modular constructions combine, and each parts have the vertical bar shape reflective surface of multiple differing tilt angles.

4. according to the projection lamp fitting reflection cover structure described in claim 1, it is characterised in that described reflector is situated between There is between external reflectance district and internal reflection district strip reflective surface always, and by described at least one LED light source installing On this vertical bar shape reflective surface, described reflector outer surface molds plurality of fins shape bossy body.

5. according to the projection lamp fitting reflection cover structure described in claim 1, it is characterised in that in described reflector Part device at least one fixture.

6. according to the projection lamp fitting reflection cover structure described in claim 1, it is characterised in that at the bottom of described reflector End extends strip reflective surface the most always toward reflector outer side edges, is set to described reflector the second external reflectance district.

7. according to the projection lamp fitting reflection cover structure described in claim 1, it is characterised in that described reflector is many Individual have differing tilt angles vertical bar shape reflective surface connect composition section be J-shaped shape.

8. according to the projection lamp fitting reflection cover structure described in claim 1, it is characterised in that described reflector is many Individual have differing tilt angles vertical bar shape reflective surface connect composition section be G word shape.

9. according to the projection lamp fitting reflection cover structure described in claim 1, it is characterised in that in described reflector Surface is provided with at least two location structures protruding from inner surface.

10. according to the projection lamp fitting reflection cover structure described in claim 1, it is characterised in that described reflector two End face is provided with at least one location structure.

11. according to the projection lamp fitting reflection cover structure described in claim 1, it is characterised in that described composition reflects Multiple vertical bar shape reflective surfaces of cover are played length of more more successively decreasing toward bottom from reflector top.

12. according to the projection lamp fitting reflection cover structure described in claim 11, it is characterised in that described reflector Being combined by least two modular constructions, each parts have multiple differing tilt angles vertical bar shape reflective surface.

13. according to the projection lamp fitting reflection cover structure described in claim 1, it is characterised in that under described reflector Side's device is further provided with one second reflector, and described second reflector is connected two sides by a reflective bottom surface Convex outward reflective surface composition section is U-shaped reflector, and described reflective bottom surface is plane, described two Side convex outward reflective surface is respectively made up of multiple surface joinings with differing tilt angles and flexibility.

14. according to projection lamp fitting reflection cover structure described in claim 13, it is characterised in that described second anti- Penetrate two side convex outward reflective surface front ends of cover and respectively cut a kerf.

15. according to projection lamp fitting reflection cover structure described in claim 13, it is characterised in that described second anti- Penetrate cover to be combined by least two modular constructions.

16. according to the projection lamp fitting reflection cover structure described in claim 11, it is characterised in that described reflector Lower section device is further provided with one second reflector, and described second reflector is connected two sides by a reflective bottom surface Limit convex outward reflective surface composition section is U-shaped reflector, and described reflective bottom surface is reflective by medial arc Face periphery connects plane reflective surface composition, and described two side convex outward reflective surfaces are respectively had difference inclined by multiple The surface joining composition of rake angle and flexibility.

17. according to projection lamp fitting reflection cover structure described in claim 16, it is characterised in that described second anti- Penetrate two side convex outward reflective surface front ends of cover and respectively cut a kerf.

18. according to projection lamp fitting reflection cover structure described in claim 16, it is characterised in that described second anti- Penetrate cover to be combined by least two modular constructions.

19. 1 kinds of projection lamp fitting reflection cover structures, it is characterised in that at least include:

At least one in order to produce the light source of throw light；And

At least one reflector, described reflector inner surface is reflective surface, at least two unit constructions become the section to be J-shaped shape, described each parts by multiple have differing tilt angles circular arc reflective surface connect form, described group Become multiple circular arc reflective surfaces of reflector and the distance of described light source center, reflector bottom rise more toward top More being incremented by distance, described reflector has an internal reflection district and at least one external reflectance district, and is located at by described light source Inside described internal reflection district, described reflector at least external reflectance district is positioned at the reflector first half, and makes described light Source throw light primary event is in the range of at least one subject matter, and described reflector internal reflection district is positioned under reflector Half portion, and make described light source projects light anti-outside internal reflection district reflexes to the described reflector first half at least one times Penetrate district, and then in the range of being reflexed at least one subject matter at least one times by described first half external reflectance district.

20. according to the projection lamp fitting reflection cover structure described in claim 19, it is characterised in that described reflector Interior arrangement at least one fixture.