CN101566297B - Lamp fitting for vehicle - Google Patents
Lamp fitting for vehicle Download PDFInfo
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- CN101566297B CN101566297B CN200810091237XA CN200810091237A CN101566297B CN 101566297 B CN101566297 B CN 101566297B CN 200810091237X A CN200810091237X A CN 200810091237XA CN 200810091237 A CN200810091237 A CN 200810091237A CN 101566297 B CN101566297 B CN 101566297B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
- F21W2102/10—Arrangement or contour of the emitted light
- F21W2102/17—Arrangement or contour of the emitted light for regions other than high beam or low beam
- F21W2102/18—Arrangement or contour of the emitted light for regions other than high beam or low beam for overhead signs
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Abstract
The invention relates to a lamp fitting for vehicles, aiming to solve the problem that the prior lamp fitting for the vehicles can not effectively sufficiently utilize light from a semiconductor type light source. The lamp fitting for the vehicles collocates a lamp shade (5) between a second focus (F2) of a first reflecting surface (9) and a semiconductor type light source (4), the lamp shade (5) stops a part of reflected light (L4) radiated from the semiconductor type light source (4) and reflected by the first reflecting surface (9), and a prescriptive light distribution pattern (P) with cut-off lines (CL) is formed by the rest reflected light (L4); the fourth part (20) of a first additional reflecting surface which enables light (L3) from the semiconductor type light source (4) to be reflected to one side of the lamp shade (5) is arranged on a light shading part (8); and a through hole (24) which enables reflected light (L17) from the fourth part (20) of the first additional reflecting surface to pass through one side of a flat reflecting surface (7) is arranged on the lamp shade (5), thus the invention can effectively utilize a light distribution pattern (P4) of the light (L3) from the semiconductor type light source (4), which is used as an overhead sign.
Description
Technical field
The present invention relates to use for example projection lamps apparatus for vehicle of semi-conductor type light source such as LED as light source.The invention particularly relates to the projection lamp of the longitudinal type of depth size and height dimension Miniaturizable, this lamps apparatus for vehicle can prevent that the light that does not promptly carry out distribution controls from the regulation light distribution patterns light in addition of projecting lens projection from penetrating from projecting lens, and can make full use of the light from the semi-conductor type light source effectively.
Background technology
This lamps apparatus for vehicle just has (for example, patent documentation 1, patent documentation 2, patent documentation 3) all the time.Below, this existing lamps apparatus for vehicle is described.This existing lamps apparatus for vehicle possesses: have the reflector of elliptic reflecting surface, dispose the semi-conductor type light source such as LED of illuminating part in the mode of the 1st focus that is positioned at above-mentioned elliptic reflecting surface and be arranged on the above-mentioned reflector and with the light distribution patterns of the regulation projecting lens to the direction projection of regulation.
Below, the effect of this existing lamps apparatus for vehicle is described.Make it luminous semi-conductor type light source ignitings such as LED.So, from the light of semi-conductor type light sources such as LED reflected by elliptic reflecting surface and from projecting lens with the light distribution patterns of regulation along the direction of regulation to outside projection (irradiation, penetrate, radiation).
Yet this existing lamps apparatus for vehicle is because the optical axis of its elliptic reflecting surface is the level of state with the optical axis of projecting lens, and semi-conductor type light source such as LED and reflector and projecting lens be configured in horizontal direction, thereby the depth size of horizontal direction becomes greatly.Therefore, this lamps apparatus for vehicle can not corresponding reduce the demand of depth size and so on.
Also have, the lamps apparatus for vehicle that uses plane reflecting surface to shorten front and back length (reducing the depth size) just has (for example, patent documentation 4) all the time.Yet this existing lamps apparatus for vehicle uses discharge lamp as light source, does not use semi-conductor type light sources such as LED.And, the optical axis of this existing its projecting lens of lamps apparatus for vehicle extends at vehicle fore-and-aft direction (horizontal direction), the optical axis that makes reflector intersects with the optical axis of projecting lens, makes the reverberation from reflector be reflexed to projecting lens one side by plane reflecting surface.Therefore, this existing lamps apparatus for vehicle is owing to discharge lamp, reflector, projecting lens and plane reflecting surface are configured on the vehicle fore-and-aft direction, thereby it is same with above-mentioned lamps apparatus for vehicle (patent documentation 1～3), it is big that the depth size of horizontal direction becomes, and can not corresponding reduce the demand of depth size and so on.
In addition, the optical axis of the optical axis that makes the 1st speculum and the 2nd speculum intersects and the lamps apparatus for vehicle of making the module of compactness (the depth size is little) just has (for example, patent documentation 5) all the time.Yet this existing lamps apparatus for vehicle does not use projecting lens, is not the projection light fixture.And, this existing lamps apparatus for vehicle is owing to the optical axis of the optical axis that makes the 1st speculum with the 2nd speculum intersects, thereby if reduce the depth size of horizontal direction, then the height dimension of vertical direction just becomes big, can not corresponding reduce the demand of depth size and height dimension and so on.
And above-mentioned existing lamps apparatus for vehicle (patent documentation 1～5) does not consider to prevent the method that the light beyond the regulation light distribution patterns of projecting lens projection penetrates from projecting lens.Therefore, above-mentioned existing lamps apparatus for vehicle sometimes the light that promptly do not carry out distribution controls of the light beyond the regulation light distribution patterns of projecting lens projection penetrate from projecting lens.And above-mentioned existing lamps apparatus for vehicle does not consider to effectively utilize the method from the light of semi-conductor type light source.Therefore, above-mentioned existing lamps apparatus for vehicle is used to the light from the semi-conductor type light source not yet in effectly.
Patent documentation 1: TOHKEMY 2006-107955 communique
Patent documentation 2: TOHKEMY 2005-302328 communique
Patent documentation 3: TOHKEMY 2004-311224 communique
Patent documentation 4: TOHKEMY 2005-228715 communique
Patent documentation 5: TOHKEMY 2004-207235 communique
Summary of the invention
Problem to be solved by this invention is the following problem in the existing lamps apparatus for vehicle: the demand that can not corresponding reduce the depth size of horizontal direction and height dimension of vertical direction and so on; Existence is not promptly carried out the situation of the light of distribution controls from the projecting lens ejaculation from the light beyond the regulation light distribution patterns of projecting lens projection; And the light that makes full use of from the semi-conductor type light source not yet in effect.
The present invention's (invention of scheme one) is characterised in that, between the lens focus of projecting lens and this projecting lens, with the lens axis of projecting lens configuration plane reflecting surface across, configuration is covered from the direct light of the semi-conductor type light source light-blocking member to projecting lens incident between semi-conductor type light source and projecting lens, between second focus of elliptic reflecting surface and semi-conductor type light source, dispose lampshade, this lampshade is by from a semi-conductor type light source radiation and the catoptrical part that reflected by elliptic reflecting surface, and form regulation light distribution patterns with remaining reverberation with dead line, on light-blocking member, be provided with and make, on above-mentioned lampshade, be provided with and make the through hole that passes through to plane reflection face one side from the reverberation that appends reflecting surface from the light of semi-conductor type light source the reflecting surface that appends to lampshade one lateral reflection.
In addition, the present invention's (invention of scheme two) is characterised in that, will append reflecting surface and append reflecting surface as first, is provided with to make from first reverberation that appends reflecting surface on lampshade to append reflecting surface by through hole and to second of plane reflection face reflection.
Have, the present invention's (invention of scheme three) is characterised in that, appends reflecting surface and is made of elliptic reflecting surface again.
The present invention has following effect.
The present invention's's (invention of scheme one) lamps apparatus for vehicle is between the lens focus of projecting lens and this projecting lens, with the lens axis of projecting lens configuration plane reflecting surface across.Its result, the present invention's's (invention of scheme one) lamps apparatus for vehicle, the lens focus of its projecting lens is faced by the plane reflection face and at relative this plane reflection and is existed as false lens focus on the position that claims, this falseness lens focus is positioned at second focus of elliptic reflecting surface, and, as existing with the vertical false lens axis of lens axis quadrature, this falseness lens axis is consistent with the optical axis of elliptic reflecting surface by the plane reflection face for the lens axis of the projecting lens of level.Thus, the present invention's (invention of scheme one) but lamps apparatus for vehicle along continuous straight runs configuration projecting lens and plane reflecting surface, and, can vertically dispose this projecting lens, plane reflection face, reflector, semi-conductor type light source and lampshade.Therefore, the present invention's's (invention of scheme one) lamps apparatus for vehicle can reduce the depth size of horizontal direction and the height dimension of vertical direction, thereby can corresponding reduce the demand of depth size and height dimension and so on.
And, the present invention's's (invention of scheme one) lamps apparatus for vehicle, because configuration is covered from the direct light of the semi-conductor type light source light-blocking member to projecting lens incident between semi-conductor type light source and projecting lens, so, can prevent that the light that does not promptly carry out distribution controls from the regulation light distribution patterns light in addition of projecting lens projection from penetrating from projecting lens, therefore can help traffic safety.And the present invention's's (invention of scheme one) lamps apparatus for vehicle utilization is configured in the light-blocking member between semi-conductor type light source and the projecting lens, and can cover on the contrary will be from the exterior light of projecting lens to the elliptic reflecting surface one side incident of semi-conductor type light source one side.Its result, the present invention's (invention of scheme one) even lamps apparatus for vehicle can prevent that exterior light is with penetrating and the semi-conductor type light source occurs and do not light but seem doubtful bright lamp as the semi-conductor type light source igniting to the outside from projecting lens again after the elliptic reflecting surface reflection.
And, the present invention's's (invention of scheme one) lamps apparatus for vehicle, make from the light of semi-conductor type light source the reflecting surface that appends owing on light-blocking member, be provided with to lampshade one lateral reflection, and, on lampshade, be provided with and make the through hole that passes through to plane reflection face one side from the reverberation that appends reflecting surface, so, utilize the through hole that appends reflecting surface and this lampshade of this light-blocking member, can make full use of light effectively from the semi-conductor type light source.
In addition, the present invention's's (invention of scheme two) lamps apparatus for vehicle, owing to will append reflecting surface and append reflecting surface as first, and on lampshade, be provided with to make and append reflecting surface by through hole and to second of plane reflection face reflection from first reverberation that appends reflecting surface, so, can utilize this first to append reflecting surface and second and append reflecting surface, the light distribution patterns that will use as overhead sign from the light of semi-conductor type light source and making full use of effectively.
In addition, the present invention's's (invention of scheme three) lamps apparatus for vehicle, because first append reflecting surface and be made of elliptic reflecting surface, so, can carry out luminous intensity distribution equably to the light distribution patterns that overhead sign is used, can obtain the light distribution patterns that visual good overhead sign is used.
Description of drawings
Fig. 1 is the light path key diagram from the light of semi-conductor type light source of the embodiment of expression lamps apparatus for vehicle of the present invention.
Fig. 2 is the stereogram of first reflector of wanting portion's component parts of expression embodiment.
Fig. 3 is the stereogram of second reflector of wanting portion's component parts of expression embodiment.
Fig. 4 is the key diagram that expression utilizes the light distribution patterns that the lamps apparatus for vehicle of this embodiment obtains.
Fig. 5 is the key diagram of reflex principle of the plane reflection face of expression embodiment.
Fig. 6 is the key diagram of the reflex principle of expression first reflecting surface of embodiment and second reflecting surface.
Fig. 7 is the key diagram of interception principle of the light-blocking member of expression embodiment.
Fig. 8 is the key diagram of the state that reflects as the auxiliary ligand light pattern with first the 5th part of appending reflecting surface after by through hole from the light of semi-conductor type light source of expression embodiment.
Among the figure:
1,1A, the 1B-lamps apparatus for vehicle, the 2-first reflector (main reflector, the light-blocking member reflector of holding concurrently), the 3-second reflector (subreflector, the lampshade reflector of holding concurrently), 4-semi-conductor type light source (LED), the 5-lampshade, the 6-projecting lens, 7-plane reflection face, the 8-light-blocking member, 9-first reflecting surface, 10-screwed hole (or through hole), the 11-recess, 12-second reflecting surface, 13-screwed hole (or through hole), the 14-substrate, the 15-light transparent member, the 16-edge, the first that 17-first appends reflecting surface, 18-first appends the second portion of reflecting surface, the third part that 19-first appends reflecting surface, 20-first appends the 4th part of reflecting surface, 21-first appends the 5th part of reflecting surface, the 22-through hole, 23-second appends reflecting surface, the 24-through hole, the first that 25-second appends reflecting surface, 26-second appends the second portion of reflecting surface, the third part that 27-second appends reflecting surface, 28-second appends the common reflecting surface of reflecting surface, 29-first appends reflecting surface, 30-second appends reflecting surface, 31-links the line on the summit of second focus of first reflecting surface and semi-conductor type light source, first focus of F1-first reflecting surface, second focus of F2-first reflecting surface, the FL1-lens focus, the false lens focus of FL2-, the Z1-Z1-lens axis, the optical axis of Z2-Z2-first reflecting surface, the false lens axis of Z3-Z3-, the FF-front focal length, the depth size of W-horizontal direction, the height dimension of H-vertical direction, the directional light of L1-ambient light, the reverberation from the plane reflection face of L2-ambient light, L3-is from the light of semi-conductor type light source, L4-is from the reverberation of first reflecting surface, L5-is from the projection light of projecting lens, L6-will be to the direct light from the semi-conductor type light source of the direct incident of projecting lens, L7-will be to the reverberation from second reflecting surface of the direct incident of projecting lens, L8-will to the direct incident of projecting lens from second reverberation that appends reflecting surface, L9-is to the reverberation from second reflecting surface of plane reflection face incident, L10, L19, L26, L29-is from the reverberation of plane reflection face, L11, L13, L15, L17, L20, L24, L27-is from first reverberation that appends reflecting surface, L12, L14, L16, L18, L25, L28-is from second reverberation that appends reflecting surface, L21, L22, L23-does not carry out the light of distribution controls, and P-has the regulation light distribution patterns of dead line, CL-dead line, the E-flex point, P1～P7-auxiliary ligand light pattern.
The specific embodiment
Below, the embodiment to lamps apparatus for vehicle of the present invention is elaborated based on accompanying drawing.And the present invention is not limited to this embodiment." forward and backward, upper and lower, left and right " are " forward and backward, the upper and lower, left and right " of the vehicle when being installed in lamps apparatus for vehicle on the vehicle in this specification.In the accompanying drawings, the vertical line up and down of symbol " VU-VD " expression screen.The left and right horizontal line of symbol " HL-HR " expression screen.In addition, in this specification and claims, so-called " level " is meant " level or approximate horizontal ", and so-called " vertically " is meant " vertical or approximate vertical ".
Embodiment
Below, the structure of the lamps apparatus for vehicle of this embodiment is described.In the drawings, symbol 1 is the lamps apparatus for vehicle of this embodiment, for example is automotive headlamp in this embodiment.Above-mentioned lamps apparatus for vehicle 1 comprises the lamp housing of first reflector (main reflector, light-blocking member hold concurrently reflector) 2 of front side, second reflector of rear side (subreflector, lampshade hold concurrently reflector) 3, semi-conductor type light source 4, lampshade 5, projecting lens (convex lens, collector lens) 6, plane reflection face 7, thermal component (not shown), light-blocking member 8, not shown automotive headlamp and lamp lens (for example, transparent outer lens etc.).
Above-mentioned first reflector 2, above-mentioned second reflector 3, above-mentioned semi-conductor type light source 4, above-mentioned lampshade 5, above-mentioned projecting lens 6, above-mentioned plane reflection face 7, above-mentioned thermal component and above-mentioned light-blocking member 8 constitute the lamp unit.Above-mentioned lamp unit is projection as shown in the figure, and constitutes unit structure.One or more above-mentioned lamps unit is configured in the lamp house of being divided by the lamp housing and the lamp lens of automotive headlamp by for example optical axis regulating mechanism.And, also have and in above-mentioned lamp house, dispose the situation that other lamp unit in addition, above-mentioned lamp unit constitutes headlight for automobile of the present invention.
Above-mentioned first reflector 2 and above-mentioned second reflector 3 are made of lighttight resin component etc., are also used as shell or holding members such as housing or support.And above-mentioned first reflector 2 and above-mentioned second reflector 3 vertically are divided into front and back two parts along the vertical optical axis Z2-Z2 of aftermentioned first reflecting surface 9.Above-mentioned first reflector 2, above-mentioned second reflector 3 and above-mentioned thermal component utilize not shown fixed part (for example, bolt and nut, screw, riveted joint, clip etc. are screw in this embodiment) fixing integratedly.Also have, above-mentioned first reflector 2 and above-mentioned second reflector 3 also can form as one.
As shown in Figure 2, above-mentioned first reflector, 2 its upsides half with semicircle to open lower side, and half rear section opening of downside has again, half front part sealing of downside.Half the closure of front part of the downside of above-mentioned first reflector 2 is laterally (from rear side to the front side) outstanding convex.In half the concave inner surface of closure of front part of the downside of above-mentioned first reflector 2, implemented aluminium-vapour deposition or silver-colored application etc. and be provided with first reflecting surface 9.In four bights of above-mentioned first reflector 2, be respectively equipped with the screwed hole 10 (perhaps the screw of said fixing parts pass through through hole) of the screw that screws in the said fixing parts.
Above-mentioned first reflecting surface 9 is that elliptic reflecting surface is promptly oval or be basic reflecting surface with ellipse.The elliptic reflecting surface of above-mentioned first reflecting surface 9 is that the reflecting surface (vertical cross-section of Fig. 1, Fig. 5～Fig. 8 is ellipsoid, and not shown horizontal cross-section is parabolic or is out of shape paraboloidal reflecting surface) of basic free form surface (nurbs surface) etc. constitutes by the ellipse of revolution face or with ellipse for example.Therefore, above-mentioned first reflecting surface 9 has focal line (that is, (front) observed from the front, and two ends are positioned at upside and the central focal line that is positioned at the bending of the downside) F2 on first focal point F 1 and second focus or the horizontal cross-section.Also have, below, above-mentioned " the focal line F2 on second focus or the horizontal cross-section " abbreviated as " second focal point F 2 ".And in this specification and claims, second focus of elliptic reflecting surface and second focus of first reflecting surface are meant above-mentioned " the focal line F2 on second focus or the horizontal cross-section ".
As shown in Figure 3, above-mentioned second reflector 3 is made of vertical board, and the upper portion of above-mentioned board is with the semicircle side opening that makes progress, and is provided with recess 11 in the lower portion of above-mentioned board.Aluminium-vapour deposition or silver-colored application etc. have been implemented in front at the above-mentioned board of above-mentioned second reflector 3, and are provided with along second reflecting surface 12 that is plane or general plane of the optical axis Z2-Z2 of above-mentioned first reflecting surface 9.Above-mentioned second reflecting surface 12 is arranged between near second focal point F 2 (that is, second focal point F 2 or its) and above-mentioned semi-conductor type light source 4 of above-mentioned first reflecting surface 9.In four bights of the above-mentioned board of above-mentioned second reflector 3, be respectively equipped with the screwed hole (perhaps the screw of said fixing parts pass through through hole) 13 of the screw that screws in the said fixing parts.
For example LED, EL self-luminous semi-conductor type light sources (using LED in this embodiment) such as (organic EL) is used in above-mentioned half leaded light source 4.Above-mentioned semi-conductor type light source 4 comprises: substrate 14; Be fixed on the illuminator (not shown) of the light source chip (semiconductor chip) of aforesaid substrate 14 small rectangular shape (square shape) simultaneously; Cover the light transparent member 15 of above-mentioned illuminator; And connector that is connected with power supply (not shown) or wirning harness (not shown).Above-mentioned semi-conductor type light source 4 is fixed on the bottom of the above-mentioned recess 11 of above-mentioned second reflector 3.Also have, also can peristome be set, and above-mentioned semi-conductor type light source 4 is fixed on the above-mentioned thermal component at the above-mentioned recess 11 of above-mentioned second reflector 3.The above-mentioned illuminator (illuminating part) of above-mentioned semi-conductor type light source 4 is positioned near above-mentioned first focal point F 1 (that is, first focus or its) of above-mentioned first reflecting surface 9.
Above-mentioned lampshade 5 is provided with integratedly with above-mentioned second reflector 3.That is, above-mentioned lampshade 5 is also used as the above-mentioned board of above-mentioned second reflector 3.Its result is provided with above-mentioned second reflecting surface 12 on above-mentioned lampshade 5.Also have, also can be provided with above-mentioned second respectively and reflect 3 and above-mentioned lampshade 5 and utilize fixed mechanism to fix integratedly.Above-mentioned lampshade 5 is configured between near second focal point F 2 (that is, second focal point F 2 or its) and above-mentioned semi-conductor type light source 4 of above-mentioned first reflecting surface 9.Near the part of second focal point F 2 of above-mentioned first reflecting surface 9 among above-mentioned lampshade 5 (that is, second focal point F 2 or it) is provided with edge 16 along second focus (second focal line) F2 of above-mentioned first reflecting surface 9.
Above-mentioned lampshade 5 is by from above-mentioned semi-conductor type light source 4 radiation and by the part of the reverberation L4 of above-mentioned first reflecting surface 9 reflections, and with remaining reverberation formation have the regulation light distribution patterns P of dead line CL, for example can automobile-used light distribution patterns or highway with (with reference to Fig. 4) such as light distribution patterns.The above-mentioned edge 16 of above-mentioned lampshade 5 forms dead line CL and the flex point E (with reference to Fig. 4) of afore mentioned rules light distribution patterns P.And the reverberation L4 that above-mentioned second reflecting surface 12 will be ended by above-mentioned lampshade 5 is above-mentioned plane reflection face 7 one lateral reflections as reverberation L9 to the direction of regulation, thereby forms the auxiliary ligand light pattern (not shown) of regulation.
Above-mentioned projecting lens 6 is installed in the edge part of semicircle opening of the formation upside semicircle of the edge part of semicircle opening of formation downside semicircle of above-mentioned first reflector 2 and above-mentioned second reflector 3.And, can as this example, above-mentioned projecting lens 6 be directly installed on above-mentioned first reflector 2 and above-mentioned second reflector 3, also can use ring component (not shown) etc. to install.Above-mentioned projecting lens 6 is convex lens of non-spherical lens.The front side of above-mentioned projecting lens 6 (outer side) is the convex aspheric surface of big (radius of curvature is less) of curvature, and on the other hand, the rear side of above-mentioned projecting lens 6 (above-mentioned plane reflection face 7 one sides) is the convex aspheric surface of curvature less (radius of curvature is bigger).By using this projecting lens 6, the focal length of above-mentioned projecting lens 6 diminishes, so the size of the lens axis Z1-Z1 direction of the level of the above-mentioned projecting lens 6 of the lamps apparatus for vehicle 1 of this embodiment becomes compact thereupon.Also have, it is also passable that the rear side of above-mentioned projecting lens 6 is flat aspheric surface (plane).
Above-mentioned projecting lens 6 has: being positioned at from above-mentioned projecting lens 6 is lens focus FL1 apart from the front side focus (focuses of above-mentioned plane reflection face 7 one sides) of the position of front focal length (front side focal length) FF; Be positioned at from the rear side focus (focus of an outside side) of above-mentioned projecting lens 6 apart from the position of back focal length (rear side focal length); And the lens axis Z1-Z1 that links the level of the lens focus FL1 of above-mentioned front side focus and above-mentioned rear side focus.The lens axis Z1-Z1 quadrature of the optical axis Z2-Z2 of vertical above-mentioned first reflecting surface 9 and the above-mentioned projecting lens 6 of level.The lens focus FL1 of above-mentioned projecting lens 6 is that the focus face of object space one side is a meridianal image surface.Also have, the light of above-mentioned semi-conductor type light source 4 does not have high heat energy, so, can use resinous lens as above-mentioned projecting lens 6.Above-mentioned projecting lens 6 uses propylene in this embodiment.Above-mentioned projecting lens 6 will be by the afore mentioned rules light distribution patterns P with dead line CL of above-mentioned plane reflection face 7 reflections and aftermentioned auxiliary ligand light pattern P1, P2, P3, P4, P5 projection forwards (with reference to Fig. 4).Also have, not shown above-mentioned auxiliary ligand light pattern also sees through the projection forwards of above-mentioned projecting lens 6 from above-mentioned plane reflection face 7.
Above-mentioned plane reflection face 7 is the surface plate shape, and is arranged on integratedly between the above-mentioned edge 16 of the semicircle opening of upside of above-mentioned second reflector 3 and above-mentioned lampshade 5.Also have, above-mentioned second reflector 3 and above-mentioned lampshade 5 and above-mentioned plane reflection face 7 also can be set respectively and utilize fixed mechanism fixing integratedly.Aluminium-vapour deposition or silver-colored application etc. on the surface of above-mentioned plane reflection face 7, have been implemented.Above-mentioned plane reflection face 7 between the lens focus FL1 of above-mentioned projecting lens 6 and above-mentioned projecting lens 6, with said lens optical axis Z1-Z1 with 45 ° or roughly 45 ° across the configuration.Above-mentioned plane reflection face 7 makes afore mentioned rules light distribution patterns P with dead line CL and above-mentioned auxiliary ligand light pattern P1, P2, P3, P4, P5 and not shown above-mentioned auxiliary ligand light pattern to above-mentioned projecting lens 6 one lateral reflections.
As Fig. 5～shown in Figure 7, the lens focus FL1 of above-mentioned projecting lens 6 exists as false lens focus FL2 on respect to the position of above-mentioned plane reflection face 7 symmetries by above-mentioned plane reflection face 7, above-mentioned false lens focus FL2 is positioned near second focal point F 2 (that is, second focal point F 2 or its) of above-mentioned first reflecting surface 9.And, same as Fig. 5 of the lens axis Z1-Z1 of the above-mentioned projecting lens 6 of level～shown in Figure 7, by above-mentioned plane reflection face 7 as with the vertical false lens axis Z3-Z3 existence of the said lens optical axis Z1-Z1 quadrature of level.Vertical above-mentioned false lens axis Z3-Z3 is consistent with the optical axis Z2-Z2 of above-mentioned first reflecting surface 9 or roughly consistent.
Its result as shown in Figure 5, if the directional light L1 of ambient light incides above-mentioned projecting lens 6 and penetrates from above-mentioned projecting lens 6 through above-mentioned projecting lens 6 from the outside, then will converge at the lens focus FL1 of above-mentioned projecting lens 6.This ejaculation light from above-mentioned projecting lens 6 that will assemble reflects with above-mentioned plane reflection face 7, and its reverberation L2 converges at second focal point F 2 that above-mentioned false lens focus FL2 is above-mentioned first reflecting surface 9.In addition, as Fig. 5～shown in Figure 7, the said lens optical axis Z1-Z1 of level is by above-mentioned plane reflection face 7, and the vertical false lens axis Z3-Z3 that becomes with right-angle bending is the optical axis Z2-Z2 of above-mentioned first reflecting surface 9.
Above-mentioned thermal component separates appropriate intervals in the back (back side) of flat board and vertically is provided with integratedly a plurality of fin.Above-mentioned thermal component is arranged to vertical the placement promptly and is vertically placed.The front (positive, surface) of the flat board of above-mentioned thermal component is installed in the back (back side) of the above-mentioned board of above-mentioned second reflector 3.Above-mentioned thermal component makes the heat that produces at above-mentioned semi-conductor type light source 4 radiate to the outside.
Above-mentioned light-blocking member 8 is arranged on above-mentioned first reflector 2 integratedly, and is made of light tight parts.Also have, the above-mentioned light-blocking member 8 and first reflector 2 also can be set respectively and utilize fixed mechanism fixing integratedly.As Fig. 1, Fig. 5～shown in Figure 7, above-mentioned light-blocking member 8 is configured between above-mentioned semi-conductor type light source 4 and the above-mentioned projecting lens 6.Be that above-mentioned light-blocking member 8 is arranged in the following scope up to above-mentioned plane reflection face 7 one sides from above-mentioned projecting lens 6 one sides: can cover direct light L6 from above-mentioned semi-conductor type light source 4, from the reverberation L7 of above-mentioned second reflecting surface 12 and the reverberation L8 that appends reflecting surface 23 (25～27) from aftermentioned second to above-mentioned projecting lens 6 incidents, and, reverberation L4 from above-mentioned first reflecting surface 9, from the reverberation L9 of above-mentioned second reflecting surface 12 and from the second reverberation L12 that appends reflecting surface 23 (25～27), L14, L16 can be to above-mentioned plane reflection face 7 incidents, and, can be to above-mentioned projecting lens 6 incidents from the reverberation L10 of above-mentioned plane reflection face 7.Promptly, above-mentioned light-blocking member 8 one ends are fixed on half the foundation portion of front side closure of the edge part of semicircle opening of above-mentioned first reflector 2 and downside, and the other end extends to second focal point F 2 or above-mentioned plane reflection face 7 one examples of above-mentioned lampshade 5 and above-mentioned second reflecting surface 12 or above-mentioned first reflecting surface 9.Above-mentioned light-blocking member 8 both can be a writing board shape, also can be bent plate shape or other shapes.
On above-mentioned light-blocking member 8, be provided with the light L3 that makes from above-mentioned semi-conductor type light source 4 and append reflecting surface 17,18,19,20,21 to first of the direction reflection of stipulating.As shown in Figure 1, above-mentioned first append reflecting surface and comprise first 17, second portion 18, third part 19, the 4th part 20 and the 5th part 21.On above-mentioned light-blocking member 8, be provided with through hole 22.Above-mentioned through hole 22 is arranged between above-mentioned the 4th part 20 and above-mentioned the 5th part 21.
Above-mentioned first first 17 of appending reflecting surface is by constituting with the same elliptic reflecting surface of above-mentioned first reflecting surface 9, and has first focal point F 1 or near first focal point F 11 it that is positioned at above-mentioned first reflecting surface 9 and be positioned at than second focal point F 21 of above-mentioned first focal point F 11 by the position of top.And, above-mentioned first second portion 18 that appends reflecting surface is by constituting with the same elliptic reflecting surface of above-mentioned first reflecting surface 9, and has first focal point F 1 or near first focal point F 12 it that is positioned at above-mentioned first reflecting surface 9 and be positioned at than above-mentioned second focal point F 21 of above-mentioned first 17 second focal point F 22 by the position of top.Have again, above-mentioned first third part 19 of appending reflecting surface is by constituting with the same elliptic reflecting surface of above-mentioned first reflecting surface 9, and has first focal point F 1 or near first focal point F 13 it and second focal point F 22 that is positioned at above-mentioned second portion 18 or near second focal point F 23 it that is positioned at above-mentioned first reflecting surface 9.In addition, above-mentioned first the 4th part 20 of appending reflecting surface is by constituting with the same elliptic reflecting surface of above-mentioned first reflecting surface 9, and has first focal point F 1 or near first focal point F 14 it that is positioned at above-mentioned first reflecting surface 9 and be positioned at than second focal point F 23 of second focal point F 22 of above-mentioned second portion 18 and above-mentioned third part 19 also by second focal point F 24 of the position of top.In addition, above-mentioned first the 5th part 21 of appending reflecting surface is by constituting with the same elliptic reflecting surface of above-mentioned first reflecting surface 9, and has first focal point F 1 or near first focal point F 15 it that is positioned at above-mentioned first reflecting surface 9 and clip above-mentioned light-blocking member 8 and be positioned at than above-mentioned first focal point F 1 and also be tilted to the second preceding focal point F 25 by the top.
On above-mentioned lampshade 5, be respectively equipped with the above-mentioned reverberation L4 that to be ended by above-mentioned lampshade 5 and append reflecting surface 23 (25～27) to above-mentioned second reflecting surface 12 and above-mentioned second of the direction reflection of regulation as reverberation L9.Above-mentioned second appends the centre that reflecting surface 23 (25～27) is positioned at above-mentioned second reflecting surface 12.On above-mentioned lampshade 5, be provided with above-mentioned through hole 24.Above-mentioned through hole 24 is arranged between above-mentioned second reflecting surface 12 of above-mentioned plane reflection face 7 and upside and above-mentioned second reflecting surface 12 and above-mentioned second of upside appends between the reflecting surface 23 (25～27).Above-mentioned second appends the side direction rear side inclination in the past of the scope of reflecting surface 23 (25～27) from downside to upside.
As shown in Figure 3, above-mentioned second append reflecting surface and comprise first 25, second portion 26 and third part 27.Above-mentioned second first 25 of appending reflecting surface 23 will be above-mentioned plane reflection face 7 one lateral reflections as reverberation L12 to the direction of regulation from the above-mentioned first reverberation L11 that appends the first 17 of reflecting surface.In addition, above-mentioned second second portion 26 that appends reflecting surface 23 will be above-mentioned plane reflection face 7 one lateral reflections as reverberation L14 to the direction of regulation from the above-mentioned first reverberation L13 that appends the second portion 18 of reflecting surface, and, will be above-mentioned plane reflection face 7 one lateral reflections as reverberation L16 to the direction of regulation from the above-mentioned first reverberation L15 that appends the third part 19 of reflecting surface.Have, above-mentioned second third part 27 of appending reflecting surface 23 will promptly be passed through above-mentioned through hole 24 to above-mentioned plane reflection face 7 one lateral reflections as reverberation L18 to the direction of regulation from the above-mentioned first reverberation L17 that appends the 4th part 20 of reflecting surface again.Above-mentioned second first 25, second portion 26 and the third part 27 of appending reflecting surface is made of elliptic reflecting surface or other curved-surface reflection sides or plane reflection face.
Promptly append the reverberation L12 of the first 25 of reflecting surface 23 from the above-mentioned first reverberation L11 that appends the first 17 of reflecting surface from above-mentioned second, as the first auxiliary ligand light pattern P1 of regulation with above-mentioned plane reflection face 7 to above-mentioned projecting lens 6 one lateral reflections, and through the projection forwards of above-mentioned projecting lens 6.And, append the reverberation L13 of second portion 18 of reflecting surface promptly from the above-mentioned second reverberation L14 that appends the second portion 26 of reflecting surface 23 from above-mentioned first, as the second auxiliary ligand light pattern P2 of regulation with above-mentioned plane reflection face 7 to above-mentioned projecting lens 6 one lateral reflections, and through the projection forwards of above-mentioned projecting lens 6.Have again, append the reverberation L15 of third part 19 of reflecting surface promptly from the above-mentioned second reverberation L16 that appends the second portion 26 of reflecting surface 23 from above-mentioned first, as the 3rd auxiliary ligand light pattern P3 of regulation with above-mentioned plane reflection face 7 to above-mentioned projecting lens 6 one lateral reflections, and through the projection forwards of above-mentioned projecting lens 6.In addition, promptly append the reverberation L18 of the third part 27 of reflecting surface 23 from the above-mentioned first reverberation L17 that appends the 4th part 20 of reflecting surface from above-mentioned second, as the 4th auxiliary ligand light pattern P4 of regulation with above-mentioned plane reflection face 7 to above-mentioned projecting lens 6 one lateral reflections, and through the projection forwards of above-mentioned projecting lens 6.
Above-mentioned first the 5th part 21 of appending reflecting surface will be above-mentioned projecting lens 6 one lateral reflections at above-mentioned through hole 22 to the direction of regulation from the light L3 of above-mentioned semi-conductor type light source 4 as reverberation L20.As the 5th auxiliary ligand light pattern P5 of regulation, see through the projection forwards of above-mentioned projecting lens 6 from the above-mentioned first reverberation L20 of the 5th part 21 that appends reflecting surface.
The lamps apparatus for vehicle 1 of this embodiment has aforesaid structure, below its effect is described.
At first, the illuminator of the semi-conductor type light source 4 of lamps apparatus for vehicle 1 is lighted made it luminous.So, as shown in Figure 6, from the illuminator radiation bright dipping L3 of semi-conductor type light source 4.The part of this light L3 is by 9 reflections of first reflecting surface, and this reverberation L4 converges at second focal point F 2 and the false lens focus FL2 of first reflecting surface 9.A part that converges at the reverberation L4 of second focal point F 2 and false lens focus FL2 is ended by lampshade 5.The reverberation L4 that is ended by this lampshade 5 by with second reflecting surface, 12 reflections of lampshade 5 one, and be plane reflection face 7 one lateral reflections to the direction of regulation as reverberation L9.This reverberation L9 forms the auxiliary ligand light pattern (not shown) of regulation.On the other hand, form regulation light distribution patterns P with remaining reverberation L4 with dead line CL.
Form the reverberation L9 and the reverberation L4 that forms regulation light distribution patterns P of the auxiliary ligand light pattern of regulation with dead line CL, by 7 reflections of plane reflection face and as reverberation L10, as synthetic as seeing through projecting lens 6 from the light of the lens focus FL1 of projecting lens 6 radiation, and as the light distribution patterns (from the light L5 of projecting lens 6 projections) of regulation to automobile (vehicle) the front projection road surface etc. of throwing light on.
In addition, as shown in Figure 1, part from the light L3 of the illuminator of semi-conductor type light source 4 is reflected as reverberation L11 by first first 17 of appending reflecting surface, and, reflected as reverberation L12 by second first 25 of appending reflecting surface 12, thereby form the first auxiliary ligand light pattern P1 that stipulates.The reverberation L12 that forms the first auxiliary ligand light pattern P1 of this regulation forwards throws by 7 reflections of plane reflection face and through projecting lens 6.
Equally, as shown in Figure 1, part from the light L3 of the illuminator of semi-conductor type light source 4 is reflected as reverberation L13 by first second portion 18 that appends reflecting surface, and, reflected as reverberation L14 by second second portion 26 that appends reflecting surface 12, thereby form the second auxiliary ligand light pattern P2 that stipulates.The reverberation L14 that forms the second auxiliary ligand light pattern P2 of this regulation forwards throws by 7 reflections of plane reflection face and through projecting lens 6.
Equally, as shown in Figure 1, part from the light L3 of the illuminator of semi-conductor type light source 4 is reflected as reverberation L15 by first third part 19 of appending reflecting surface, and, reflected as reverberation L16 by second second portion 26 that appends reflecting surface 12, thereby form the 3rd auxiliary ligand light pattern P3 that stipulates.The reverberation L16 that forms the 3rd auxiliary ligand light pattern P3 of this regulation forwards throws by 7 reflections of plane reflection face and through projecting lens 6.
Equally, as shown in Figure 1, part from the light L3 of the illuminator of semi-conductor type light source 4 is reflected as reverberation L17 by first the 4th part 20 of appending reflecting surface, and, reflected as reverberation L18 by second third part 27 of appending reflecting surface 12, thereby form the 4th auxiliary ligand light pattern P4 that stipulates.The through hole 24 of reverberation L18 by lampshade 5 of the 4th auxiliary ligand light pattern P4 that forms this regulation be by 7 reflections of plane reflection face, and see through projecting lens 6 as reverberation L19 and forwards throw.
Equally, as Fig. 1 and shown in Figure 8, from the part of the light L3 of the illuminator of semi-conductor type light source 4 through hole 22 by light-blocking member 8 by first the 5th part 21 of appending reflecting surface as reverberation L20 reflection, thereby form the 5th auxiliary ligand light pattern P5 of regulation.The reverberation L20 that forms the 5th auxiliary ligand light pattern P5 of this regulation sees through projecting lens 6 and forwards throws.
Like this, as shown in Figure 4, regulation light distribution patterns P, the first auxiliary ligand light pattern P1, the second auxiliary ligand light pattern P2, the 3rd auxiliary ligand light pattern P3, the 4th auxiliary ligand light pattern P4, the 5th auxiliary ligand light pattern P5 and the not shown auxiliary ligand light pattern with dead line CL sees through projecting lens 6 to automobile (vehicle) the front projection road surface etc. of throwing light on.As shown in Figure 4, the light distribution patterns of the first auxiliary ligand light pattern P1, the second auxiliary ligand light pattern P2, the high luminous intensity band of the 3rd auxiliary ligand light pattern P3 below central authorities' formation of regulation light distribution patterns P is positioned at from dead line CL.And as shown in Figure 4, the 4th auxiliary ligand light pattern P4, the 5th auxiliary ligand light pattern P5 form and to be positioned at the light distribution patterns of more using by the overhead sign of the position of top than the dead line CL of regulation light distribution patterns P.
On the other hand, as shown in Figure 7, from utilizing light-blocking member 8 to cover incident among the light L3 of semi-conductor type light source 4 to the direct light L6 of projecting lens 6 direct incidents to projecting lens 6.Here, do not make direct light L21 (reverberation that dots) promptly not carry out the direct light L21 of distribution controls if there is light-blocking member 8 to projecting lens 6 incidents from semi-conductor type light source 4, then miss obliquely forward, have the situation that becomes dazzle from projecting lens 6.Yet the lamps apparatus for vehicle 1 of this embodiment can utilize light-blocking member 8 to prevent above-mentioned dazzle.Also have, in Fig. 7, the direct light L21 that misses from projecting lens 6 represents with straight line, but in fact produces refraction when inciding projecting lens 6 and when penetrating.In addition, the direct light (not shown) from not covered in addition among the light L3 of semi-conductor type light source 4 to 7 incidents of plane reflection face by light-blocking member 8.This light is projecting lens 6 one example reflections by plane reflection face 7 to the direction of regulation, and forwards throws as the light transmission projecting lens 6 that has carried out distribution controls.
Equally, as shown in Figure 7, from utilizing light-blocking member 8 to cover incident in the reverberation of second reflecting surface 12 to the direct light L7 of projecting lens 6 direct incidents to projecting lens 6.Here, do not make reverberation L22 (reverberation that dots) promptly not carry out the reverberation L22 of distribution controls if there is light-blocking member 8 to projecting lens 6 incidents from the second reflecting surface L2, then miss obliquely forward, have the situation that becomes dazzle from projecting lens 6.Yet the lamps apparatus for vehicle 1 of this embodiment can utilize light-blocking member 8 to prevent above-mentioned dazzle.In Fig. 7, the reverberation L22 that misses from projecting lens 6 represents with straight line, but in fact produces refraction when inciding projecting lens 6 and when penetrating.
Equally, as shown in Figure 7, append from second and will utilize light-blocking member 8 to cover incident in the light of reflecting surface 23 to the direct light L8 of projecting lens 6 direct incidents to projecting lens 6.Here, do not make from the second reverberation L23 (reverberation that dots) that appends reflecting surface 23 and promptly do not carry out the reverberation L23 of distribution controls if there is light-blocking member 8 to projecting lens 6 incidents, then miss obliquely forward, have the situation that becomes dazzle from projecting lens 6.Yet the lamps apparatus for vehicle 1 of this embodiment can utilize light-blocking member 8 to prevent above-mentioned dazzle.In Fig. 7, the reverberation L23 that misses from projecting lens 6 represents with straight line, but in fact produces refraction when inciding projecting lens 6 and when penetrating.
, produce heat if utilize the lighting luminous of illuminator of semi-conductor type light source 4 on semi-conductor type light source 4 here, then this heat is passed to thermal component, and, diffuse to (outside) in the extraneous air by this thermal component.In addition, if exterior light will be appended reflecting surface 17～21 and second and append reflecting surface 23 1 side incidents from first reflecting surface 9, second reflecting surface 12, first of projecting lens 6 to semi-conductor type light source 4 one sides, then covered by light-blocking member 8.Thus, can prevent the doubtful bright lamp of semi-conductor type light source 4.
The lamps apparatus for vehicle 1 of this embodiment has aforesaid structure and effect, below its effect is described.
The lamps apparatus for vehicle 1 of this embodiment, owing on light-blocking member 8, be provided with and make the 4th part 20 of appending reflecting surface from the light L3 of semi-conductor type light source 4 to first of lampshade 5 one lateral reflections, and, on lampshade 5, be provided with and make the through hole 24 that passes through to plane reflection face 7 one sides from the first reverberation L17 that appends the 4th part 20 of reflecting surface, so, utilize first of this light-blocking member 8 to append the 4th part 20 of reflecting surface and the through hole 24 of this lampshade 5, can make full use of light L3 effectively from semi-conductor type light source 4.And, the lamps apparatus for vehicle 1 of this embodiment is provided with on lampshade 5 and makes second third part 27 of appending reflecting surface 23 that reflects to plane reflection face 7 by through hole 24 from the first reverberation L17 that appends the 4th part 20 of reflecting surface, so, the third part 27 that can utilize this first the 4th part 20 and second of appending reflecting surface to append reflecting surface 23, the light distribution patterns P4 that will use as overhead sign from the light L3 of semi-conductor type light source 4 makes full use of effectively.And, the lamps apparatus for vehicle 1 of this embodiment since first the 4th part 20 of appending reflecting surface constitute by elliptic reflecting surface, so, can carry out luminous intensity distribution equably to the light distribution patterns P4 that overhead sign is used, can obtain the light distribution patterns P4 that visual good overhead sign is used.
The lamps apparatus for vehicle 1 of this embodiment owing to be provided with on light-blocking member 8 makes the light L3 from semi-conductor type light source 4 append first of reflecting surface to the conduct of the direction reflection of regulation and appends reflecting surface 17～21, therefore utilizes this first to append reflecting surface 17～21 and can make full use of light L3 from semi-conductor type light source 4 effectively.That is, the lamps apparatus for vehicle 1 of this embodiment can utilize first to append reflecting surface 17～21, will be from the light L3 of semi-conductor type light source 4 with respect to regulation light distribution patterns P, and P1～P5 makes full use of effectively as the auxiliary ligand light pattern.Especially, the lamps apparatus for vehicle 1 of this embodiment can utilize and be arranged at first 25, second portion 26 and the third part 27 that second on the lampshade 5 appends reflecting surface 23, will reflect to the direction of regulation as reverberation L12, L14, L16, L18 from first reverberation L11, L13, L15, the L17 that appends first 17, second portion 18, third part 19 and the 4th part 20 of reflecting surface.Thus, the lamps apparatus for vehicle 1 of this embodiment can be more effectively and is used to light from semi-conductor type light source 4 reliably.
In addition, the lamps apparatus for vehicle 1 of this embodiment disposes light-blocking member 8 between semi-conductor type light source 4 and projecting lens 6, this light-blocking member 8 covers direct light L6 from semi-conductor type light source 4, appends the reverberation L8 of reflecting surface 23 (25～27) to projecting lens 6 incidents from the reverberation L7 of second reflecting surface 12 and from second.Therefore, the lamps apparatus for vehicle 1 of this embodiment can prevent that light L21, the L22 beyond the regulation light distribution patterns P of projecting lens 6 projection, light L21, L22, the L23 that L23 does not promptly carry out distribution controls from penetrating from projecting lens 6.Thus, the lamps apparatus for vehicle 1 of this embodiment can help traffic safety.
Have, the lamps apparatus for vehicle 1 of this embodiment is between the lens focus FL1 of projecting lens 6 and this projecting lens 6, with the lens axis Z1-Z1 of projecting lens 6 configuration plane reflecting surface 7 across again.Its result, the lamps apparatus for vehicle 1 of this embodiment, the lens focus FL1 of its projecting lens 6 exists as false lens focus FL2 on respect to the position of these plane reflection face 7 symmetries by plane reflection face 7, this falseness lens focus FL2 is positioned at second focal point F 2 of first reflecting surface 9 of elliptic reflecting surface, and, conduct exists with the vertical false lens axis Z3-Z3 of the lens axis Z1-Z1 quadrature of level the lens axis Z1-Z1 of the projecting lens 6 of level by above-mentioned plane reflection face 7, this vertical false lens axis Z3-Z3 consistent with the optical axis Z2-Z2 of first reflecting surface 9 of elliptic reflecting surface (promptly consistent or roughly consistent).Thus, the lamps apparatus for vehicle 1 of this embodiment can be configured in horizontal direction with projecting lens 6 and plane reflecting surface 7, and this projecting lens 6, plane reflection face 7, first reflector 2, second reflector 3, semi-conductor type light source 4 and lampshade 5 are configured in vertical direction.Thereby the lamps apparatus for vehicle 1 of this embodiment can reduce the depth size W of horizontal direction and the height dimension H of vertical direction, thereby can corresponding reduce the demand of depth size W and height dimension H and so on.Also have, depth size W shown in Figure 6 is the size from the rear end of front end to the second reflector 3 of projecting lens 6.If the fixing thermal component in the back of above-mentioned second reflector 3, then depth is of a size of the size from the front end of projecting lens 6 to the rear end of thermal component.
Particularly, the vehicle of this embodiment is gathered around light fixture 1, owing to utilize light-blocking member 8 to cover from the direct light L6 that does not carry out distribution controls of semi-conductor type light source 4 to projecting lens 6 direct incidents, so, can further reduce height dimension H.That is,, be directly incident on projecting lens 6 from semi-conductor type light source 4, semi-conductor type light source 4 need be separated (increasing height dimension) with projecting lens 6 in vertical direction in order to prevent the direct light L6 that does not carry out distribution controls in the occasion that does not have light-blocking member 8.To this, the lamps apparatus for vehicle of this embodiment 1 is owing to be provided with light-blocking member 8, thus can utilize light-blocking member 8 to prevent that the direct light L6 that does not carry out distribution controls is directly incident on projecting lens 6 from semi-conductor type light source 4, thus can reduce height dimension H.
In addition, the lamps apparatus for vehicle 1 of this embodiment utilizes the light-blocking member 8 that is configured between semi-conductor type light source 4 and the projecting lens 6, can append reflecting surface 17～21 and second and append reflecting surface 23 (25～a 27) side incident from first reflecting surface 9, second reflecting surface 12, first of projecting lens 6 to semi-conductor type light source 4 one sides by covering outer light (not shown).Its result, the lamps apparatus for vehicle 1 of this embodiment can prevent that exterior light from appending with first reflecting surface 9, second reflecting surface 12, first that reflecting surface 17～21 and second appends reflecting surface 23 (25～27) even penetrate and semi-conductor type light source 4 occurs and do not light but look the doubtful bright lamp of having lighted as semi-conductor type light source 4 to the outside from projecting lens 6 again after the reflection.
In addition, the lamps apparatus for vehicle 1 of this embodiment, because light-blocking member 8 is arranged on from projecting lens 6 one sides to the prescribed limit of plane reflection face 7 one sides, so can cover direct light L6 from semi-conductor type light source 4, reverberation L7 from second reflecting surface 12, append the reverberation L8 of reflecting surface 23 (25～27) to projecting lens 6 incidents from second, and, reverberation L4 from first reflecting surface 9, reverberation L9 from the second reflecting surface L12, and from the second reverberation L12 that appends reflecting surface 23 (25～27), L14, L16 can be to 7 incidents of plane reflection face, and, from the reverberation L10 of plane reflection face 7, L19 can be to projecting lens 6 incidents.Therefore, the lamps apparatus for vehicle 1 of this embodiment can effectively utilize direct light L6 from semi-conductor type light source 4, append among the reverberation L8 of reflecting surface 23 (25～27) crested to the part of the light of projecting lens 6 incidents from the reverberation L7 of second reflecting surface 12, from second, thereby the good light fixture of utilization rate of light can be provided.And, the lamps apparatus for vehicle 1 of this embodiment can make from the reverberation L4 of first reflecting surface 9, from the reverberation L9 of the second reflecting surface L12 and need not to cover with light-blocking member 8 from second reverberation L12, L14, the L16 that appends reflecting surface 23 (25～27) just can be reliably to 7 incidents of plane reflection face, and can make reverberation L10, L19 from plane reflection face 7 need not to cover with light-blocking member 8 just can be reliably to projecting lens 6 incidents.Thus, the lamps apparatus for vehicle 1 of this embodiment can provide harmless lost territory to utilize the light fixture of the light that has carried out distribution controls reliably.
In addition, the lamps apparatus for vehicle 1 of this embodiment can utilize second focal point F 2 of first reflecting surface 9 that is configured in elliptic reflecting surface and the lampshade 5 between the semi-conductor type light source 4, end from 4 radiation of semi-conductor type light source and by the part of the reverberation L4 of first reflecting surface, 9 reflections, and form regulation light distribution patterns P with dead line CL with remaining reverberation L4.And the lamps apparatus for vehicle 1 of this embodiment can utilize second reflecting surface 12 that is arranged on the lampshade 5, and the reverberation L4 that will be ended by lampshade 5 is 7 reflections of plane reflection face as reverberation L9 to the direction of regulation, so the utilization rate of light is good.And, it is projecting lens 6 one lateral reflections with plane reflection face 7 to the direction of regulation that the lamps apparatus for vehicle 1 of this embodiment makes from not covered by light-blocking member 8 among the light of semi-conductor type light source 4 light (not shown) to the 7 direct incidents of plane reflection face, and as the light that has carried out distribution controls and see through projecting lens 6 and forwards throw, so, do not incide first reflecting surface 9 and first part of appending the light of reflecting surface 17～21 among can effectively utilizing the light from semi-conductor type light source 4, the utilization rate of light is good.
In addition, the lamps apparatus for vehicle 1 of this embodiment, it first appends reflecting surface 17～21 and is made of five reflectings surface, and, second appends reflecting surface 23 (25～27) is made of three reflectings surface, so, easily five auxiliary ligand light pattern P1～P2 are designed to the light distribution patterns of high luminous intensity band or the desirable auxiliary ligand light patterns such as light distribution patterns of overhead sign.
In addition, the lamps apparatus for vehicle 1 of this embodiment is because its plane reflection face 7 and lampshade 5 form Construction integration, and first reflector 2 and light-blocking member 8 formation Construction integrations, so, can reduce number of components, can reduce manufacturing cost thereupon.And, the lamps apparatus for vehicle 1 of this embodiment, form Construction integrations owing to form the plane reflection face 7 of false lens focus FL2 of projecting lens 6 and the lampshade 5 that forms the dead line CL of regulation light distribution patterns P, so, the precision of the regulation light distribution patterns P with dead line CL can be improved.And, the lamps apparatus for vehicle 1 of this embodiment, owing to have first reflector 2 of first reflecting surface 9 and make reverberation L4 form Construction integration to the light-blocking member 8 of plane reflection face 7 incidents from first reflecting surface 9, so, can make reverberation L4 from first reflecting surface 9 reliably to 7 incidents of plane reflection face, utilize the light that has carried out distribution controls reliably thereby can can't harm the lost territory.
In addition, the lamps apparatus for vehicle 1 of this embodiment becomes vertical mode with the plane of the substrate 14 of semi-conductor type light source 4 semi-conductor type light source 4 is installed in the recess 11 of second reflector 3, and is provided with thermal component in the back of this second reflector 3 with vertically placing.Its result, lamps apparatus for vehicle 1 level of this embodiment is configuring semiconductor type light source 4 and thermal component (front and back), so, the heat that produces in semi-conductor type light source 4 is dispersed efficiently by the thermal component of vertical placement.And, the lamps apparatus for vehicle 1 of this embodiment is because but level disposes first reflector 2, second reflector 3, semi-conductor type light source 4, lampshade 5, projecting lens 6 and plane reflection face 7 and thermal component (front and back), so, the top of thermal component can be opened wide to extraneous air.Thus, the lamps apparatus for vehicle 1 of this embodiment can make the heat of semi-conductor type light source 4 disperse to extraneous air more effectively from bottom to top.
The through hole 22 that the lamps apparatus for vehicle 1 of this embodiment owing to be provided with on light-blocking member 8 makes the light L3 from semi-conductor type light source 4 pass through to the direction of regulation, so, by the through hole 22 of this light-blocking member 8, can make full use of light L3 effectively from semi-conductor type light source 4.And the lamps apparatus for vehicle 1 of this embodiment is by being arranged on first the 5th part 21 of appending reflecting surface on the face that forms through hole 22, and the light distribution patterns P5 that the light L3 from semi-conductor type light source 4 can be used as overhead sign makes full use of effectively.And, the lamps apparatus for vehicle 1 of this embodiment since first the 5th part 21 of appending reflecting surface constitute by elliptic reflecting surface, so, can carry out luminous intensity distribution equably to the light distribution patterns P5 that overhead sign is used, can obtain the light distribution patterns P5 that visual good overhead sign is used.
Also have, in the above-described embodiments, automotive headlamp is illustrated as lamps apparatus for vehicle.But, in the present invention, also can be light fixture outside the automotive headlamp as lamps apparatus for vehicle, for example, the taillight of rear portion Assembled lamp or brake lamp or afterbody brake lamp or astern signal lamp etc.
In addition, in the above-described embodiments, append to having first reflecting surface 9, second reflecting surface 12, first that reflecting surface 17～21,29 and second appends reflecting surface 23 (25～27), 28,30 example is illustrated.Yet, in the present invention, also can have the elliptic reflecting surface (first reflecting surface 9) that is arranged on the reflector and be arranged on the reflecting surface that appends on the light-blocking member.That is, in the present invention, second reflecting surface 12 and second is not set appends reflecting surface 23 (25～27), 28,30 yet passable.This occasion is not owing to produce from the reverberation of second reflecting surface with from second reverberation that appends reflecting surface, so light-blocking member need not to cover from the reverberation of second reflecting surface with from second reverberation that appends reflecting surface.
Have again, in the above-described embodiment, irradiate regulation light distribution patterns P and auxiliary ligand light pattern P1～P7 with dead line CL.Yet, in the present invention, light distribution patterns as regulation also can be the light distribution patterns that does not have dead line, for example fog lamp with light distribution patterns, watering with light distribution patterns, in the daytime lamp with light distribution patterns, taillight with light distribution patterns, brake lamp with light distribution patterns, afterbody brake lamp with light distribution patterns, astern signal lamp with light distribution patterns etc.
In addition, in the above-described embodiments, with first reflector 2 with second reflector 3 forms respectively and utilize fixed part to be fixed as one with thermal component.Yet, in the present invention, also first reflector 2 and second reflector 3 can be formed as one.
In addition, in the above-described embodiments, projecting lens 6 and first reflector 2 and second reflector 3 are formed the back respectively install mutually.Yet, in the present invention, also projecting lens 6 and first reflector 2 and second reflector 3 can be formed as one.This occasion does not need ring component or installation portion etc.
In addition, in the above-described embodiments, light-blocking member 8 cover direct light L6 to projecting lens 6 direct incidents from semi-conductor type light source 4, to projecting lens 6 direct incidents from the reverberation L7 of second reflecting surface 12 and append reflecting surface 23 (25～27), 28,30 reverberation L8 to projecting lens 6 direct incidents from second.Yet in the present invention, the direct light L6 from semi-conductor type light source 4 that at least only covers to projecting lens 6 direct incidents gets final product.
In addition, in the above-described embodiments, first appends reflecting surface 17～21,29 by constituting with the same elliptic reflecting surface of first reflecting surface 9.Yet in the present invention, first appends reflecting surface also can be made of other curved surfaces or plane.
In addition, in the above-described embodiments, on lampshade 5, be provided with and make the light distribution patterns P4 that uses as overhead sign from the first reverberation L17 that appends the 4th part 20 of reflecting surface and second third part 27 of appending reflecting surface 23 that reflects.Yet, in the present invention, also can not be used in second third part 27 of appending reflecting surface 23 is set on the lampshade 5, make the through hole 24 that passes through to plane reflection face 7 one sides from the first light L17 that appends the 4th part 20 of reflecting surface and only on lampshade 5, be provided with.
Claims (3)
1. a lamps apparatus for vehicle is to use the lamps apparatus for vehicle of semi-conductor type light source as the projection of light source, it is characterized in that,
Possess: reflector with elliptic reflecting surface;
Dispose the above-mentioned semi-conductor type light source of illuminating part in the mode of first focus that is positioned at above-mentioned elliptic reflecting surface;
Lens axis is level and with the light distribution patterns of the regulation projecting lens of direction projection to regulation;
Between the lens focus of above-mentioned projecting lens and above-mentioned projecting lens, be configured across with the said lens optical axis, and make the plane reflection face of the light distribution patterns of regulation to above-mentioned projecting lens one lateral reflection;
Be configured between above-mentioned semi-conductor type light source and the above-mentioned projecting lens, and cover from the direct light of above-mentioned semi-conductor type light source light-blocking member to above-mentioned projecting lens incident; And,
Be configured between second focus and above-mentioned semi-conductor type light source of above-mentioned elliptic reflecting surface, and by from an above-mentioned semi-conductor type light source radiation and the catoptrical part that reflected by above-mentioned elliptic reflecting surface, and form the lampshade of regulation light distribution patterns with remaining reverberation with dead line
The said lens focus exists as false lens focus on the position of facing title with respect to above-mentioned plane reflection by above-mentioned plane reflection face,
Above-mentioned false lens focus is positioned at second focus of above-mentioned elliptic reflecting surface,
The said lens optical axis exists as the false lens axis with the said lens light shaft positive cross by above-mentioned plane reflection face,
Above-mentioned false lens axis is consistent with the optical axis of above-mentioned elliptic reflecting surface,
On above-mentioned light-blocking member, be provided with and make from the light of above-mentioned semi-conductor type light source the reflecting surface that appends to above-mentioned lampshade one lateral reflection,
On above-mentioned lampshade, be provided with and make the through hole that passes through to above-mentioned plane reflection face one side from the above-mentioned reverberation that appends reflecting surface.
2. lamps apparatus for vehicle according to claim 1 is characterized in that,
The above-mentioned reflecting surface that appends is appended reflecting surface as first,
On above-mentioned lampshade, be provided with to make and append reflecting surface by above-mentioned through hole and to second of above-mentioned plane reflection face reflection from above-mentioned first reverberation that appends reflecting surface.
3. lamps apparatus for vehicle according to claim 2 is characterized in that,
The above-mentioned reflecting surface that appends is made of elliptic reflecting surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810091237XA CN101566297B (en) | 2008-04-23 | 2008-04-23 | Lamp fitting for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810091237XA CN101566297B (en) | 2008-04-23 | 2008-04-23 | Lamp fitting for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101566297A CN101566297A (en) | 2009-10-28 |
| CN101566297B true CN101566297B (en) | 2010-12-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810091237XA Expired - Fee Related CN101566297B (en) | 2008-04-23 | 2008-04-23 | Lamp fitting for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101566297B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332156A (en) * | 2017-01-17 | 2018-07-27 | 本田技研工业株式会社 | The head lamp of Straddle-type vehicle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115016200B (en) * | 2022-06-10 | 2023-07-28 | 杭州海康威视数字技术股份有限公司 | Reflective light supplementing device and camera |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1928422A (en) * | 2005-09-09 | 2007-03-14 | 株式会社小糸制作所 | Vehicle headlamp |
-
2008
- 2008-04-23 CN CN200810091237XA patent/CN101566297B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1928422A (en) * | 2005-09-09 | 2007-03-14 | 株式会社小糸制作所 | Vehicle headlamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332156A (en) * | 2017-01-17 | 2018-07-27 | 本田技研工业株式会社 | The head lamp of Straddle-type vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101566297A (en) | 2009-10-28 |
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