CN103292235A - LED bulb used for taking the place of vehicle halogen bulb - Google Patents

LED bulb used for taking the place of vehicle halogen bulb Download PDF

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Publication number
CN103292235A
CN103292235A CN2012105354183A CN201210535418A CN103292235A CN 103292235 A CN103292235 A CN 103292235A CN 2012105354183 A CN2012105354183 A CN 2012105354183A CN 201210535418 A CN201210535418 A CN 201210535418A CN 103292235 A CN103292235 A CN 103292235A
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CN
China
Prior art keywords
mentioned
light source
plane
light
refraction
Prior art date
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Pending
Application number
CN2012105354183A
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Chinese (zh)
Inventor
金基镇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
XUSHENG Co Ltd
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XUSHENG Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Publication of CN103292235A publication Critical patent/CN103292235A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/04Optical design
    • F21V7/06Optical design with parabolic curvature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/141Light emitting diodes [LED]
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/003Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • F21V23/004Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
    • F21V23/006Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board the substrate being distinct from the light source holder
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00Globes; Bowls; Cover glasses
    • F21V3/02Globes; Bowls; Cover glasses characterised by the shape
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/22Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2102/00Exterior vehicle lighting devices for illuminating purposes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S362/00Illumination
    • Y10S362/80Light emitting diode

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Led Device Packages (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

The invention relates to an LED bulb used for taking the place of a vehicle halogen bulb. The LED bulb is low power consumption and high-efficiency. Light emitted by the LED bulb can be reflected for expansion, and the externally-irradiated light is maintained within a certain range. The LED bulb comprises: a main body, a light source unit, a housing, and a reflector, wherein the main body includes a plug inserted in a lighting part of the vehicle, the inner side of the main body is accommodated with a PCB; the light source unit is connected with one side of the main body and includes an LED controlled and lit via the PCB; both ends of the housing are made into cut-through cylindrical shapes, one side of the housing is connected with the main body, the light source unit is disposed on the inside of the housing, the inner circumferential surface of the housing has a refractive surface for reflecting the light irradiated by the light source unit; the reflector is connected with one side of the housing to reflect the light transmitted by the light source and the refractive surface, and light is transmitted by a hemispherical reflectance mirror behind the lighting part.

Description

Be used for replacing the LED bulb of automobile-use based on halogen bulb
Technical field
The present invention relates to a kind of for the LED bulb that replaces the automobile-use based on halogen bulb, if explanation in further detail, the present invention relates to a kind of low power consumption, high-efficiency LED bulb for the based on halogen bulb that replaces high power consumption, poor efficiency, the light that above-mentioned LED bulb irradiation can be gone out reflects and expands, and will maintain certain scope to the light of external irradiation.
Background technology
The motor vehicle that comprises two wheeler generally is equipped with lighting apparatus (lamp), and purpose is for forwards irradiates light is to guarantee driver's the visual field according to external environment condition and time, and the while is informed the travel route of this car to other vehicle.
Such lighting apparatus is classified according to the difference of application target, comprises the headlamp for irradiation the place ahead; Be used for informing the blinker (turn signal) of route or travel by vehicle; When greasy weather and rainy day, be used from the visual field of guaranteeing the driver and the fog lamp of informing vehicle location with headlamp one; The back-up lamp of lighting during vehicle travel backwards etc.
As the employed light source of existing lighting apparatus, be generally halogen (Halogen) bulb.So owing to based on halogen bulb is used voltage and price is lower is used to 12V by the 220V transformation diversifiedly, still, have produce when using hot more, lower with the electric weight phase specific luminance that uses, since the life-span cause the replacement cycle than the shortcoming of weak point than short-range missile.
Used in the prior art of above-mentioned based on halogen bulb and Korean Patent has been arranged 10-259788 number.But above-mentioned prior art is used Halogen lamp LED as shown in Figure 1 as light source, the light that will shine by reflecting plate forwards shines, and wherein, this reflecting plate makes the light reflection from above-mentioned Halogen lamp LED irradiation.
But, in the above-mentioned prior art, from the irradiating angle of the light of based on halogen bulb irradiation simultaneously towards the above and below in front, the concentration class of the light of irradiation is very low, further, light the occasion of headlamp at motor vehicle, have the problem in the driver's that obstruction comes from opposite direction the visual field.
In addition, as mentioned above, because based on halogen bulb has the shortcoming that caloric value is big in use, the life-span is short, have following problems: the replacement cycle frequently causes the increase of maintenance cost; Based on halogen bulb after the use goes out of use and the environmental pollution that causes and the increase of abandonment charge.
And because the brightness of above-mentioned based on halogen bulb is lower, have following problems: the brightness of Zhao She light forwards is lower, and is particularly lower by the brightness of the light that shines behind the baffle reflection.
The prior art document
Patent documentation
Patent documentation 1: Korean Patent 10-259788 communique
Summary of the invention
The problem that invention will solve
The present invention's motion for solving problem as described above, it is a kind of for the LED bulb that replaces the automobile-use based on halogen bulb that its purpose is to provide, to comprise that the based on halogen bulb that uses in the motor vehicle of two wheeler replaces with and has that power consumption is low, the LED bulb of the low price of high brightness characteristics, transmit by speculum from the light of above-mentioned LED bulb irradiation, the light that is transmitted by speculum according to carrying out to the mode of the angular illumination of necessity.
Be used for solving the technical scheme of problem
Be used for reaching the present invention includes of above-mentioned purpose:
Main body, this main body have the plug that inserts to the Lighting Division of motor vehicle, have taken in PCB in the inboard of this main body;
Light source portion, this light source portion is connected with a side of aforementioned body, contains the LED that controls, lights by above-mentioned PCB;
Shell, these shell two ends are made into the cylindrical shape of perforation, and connect aforementioned body in a side, and above-mentioned light source portion is disposed at this shell inboard, has plane of refraction at the inner peripheral surface of this shell, and this plane of refraction is with the anaclasis of above-mentioned light source portion irradiation;
Reflector, this reflector is connected with a side of above-mentioned shell, the light reflection that will transmit by above-mentioned light source portion and plane of refraction, and the hemispheric speculum at the rear by being disposed at above-mentioned Lighting Division transmits.
In addition, above-mentioned reflector has following characteristics, and this is characterized as, and to outstanding with above-mentioned plane of refraction direction in opposite directions, cross sectional shape is "<" font substantially.
Again, above-mentioned reflector has following characteristics, this is characterized as, and is constructed as follows, and its central authorities have formed outstanding laterally raised face, begins along mild curved surface downward-sloping and formed flexure plane from the two ends of above-mentioned raised face.
Moreover above-mentioned reflector has following characteristics, and this is characterized as, and is formed by a kind of plating in silver, the aluminium with above-mentioned light source portion and the plane of refraction side in opposite directions.
In addition, the back side of above-mentioned plane of refraction has following characteristics, and this is characterized as, the back side at above-mentioned plane of refraction has formed the inclined plane, in order to reduce the light that is refracted and penetrates, when the light of light source portion irradiation entered the plane of refraction side, this inclined plane more forwards tilted the closer to central authorities.
In addition, have following characteristics, this is characterized as, above-mentioned reflector is according to by the mode of clamping and the combination by force of above-mentioned shell, has formed degree is inserted in difference in height from restriction to the inboard of shell.
The present invention of Zhi Zuoing has following effect as described above, this effect is that the light of above-mentioned LED irradiation is sent to outside and speculum by plane of refraction and reflector, regulate light-struck scope, use has that price is lower, power consumption is low, the LED of the character of high brightness, therefore can save maintenance cost as light source.
Description of drawings
Fig. 1 shows the ideograph of the use state of existing based on halogen bulb for expression;
Fig. 2 is the expression stereogram for the LED bulb that replaces the automobile-use based on halogen bulb of the present invention;
Fig. 3 is the stereogram of the decomposition of presentation graphs 2;
Fig. 4 is the cutaway view of expression use state of the present invention;
Fig. 5 (A) is the ideograph of the route of the light of expression LED bulb irradiation of the present invention;
Fig. 5 (B) is the ideograph of the route of the light of expression LED bulb irradiation of the present invention.
The specific embodiment
Below with reference to the accompanying drawing of enclosing, illustrate that the present invention is used for the correct embodiment example of the LED bulb (hereinafter referred to as " LED bulb ") of replacement automobile-use based on halogen bulb.
Shown in Fig. 2 ~ Fig. 5 (A), Fig. 5 (B) like that, LED bulb 1 of the present invention is made by comprising main body 10, light source portion 20, shell 30, reflector 40.
Aforementioned body 10 has the plug 11 of insertion machine motor-car Lighting Division 2, the inside of main body 10 has PCB12, one side of main body 10 has formed the screw hole 13 that connects aftermentioned light source portion 20, have a plurality of heat release projections 14 on the outer peripheral face of main body 10, be used for the heat that above-mentioned light source portion 20 produces is discharged to the outside.
Simultaneously, in order to improve the discharge efficient of heat and to improve durability with heat release projection 14, expectation uses the high metal material of pyroconductivity to make aforementioned body 10, as the representative of the high metal material of pyroconductivity, has enumerated aluminium.
The PCB12 that aforementioned body 10 possesses is connected with the plug 11 that a side of main body 10 possesses, and inserts plug 11 by the Lighting Division 2 to motor vehicle, and by PCB12 approval power supply, PCB12 is by the power supply control light source portion 20 of approval.
At least the side in main body 10 forms 1 above-mentioned screw 13, and after having disposed light source portion 20, the connecting bolt 22 that connects in the perforation of light source portion 20 places screws togather with it.
In addition, be formed with insertion and the link slot 15 of fixing shell 30 described later in aforementioned body 10, fixed the connection projection 31 that forms at shell 30 in the insertion of the inboard of above-mentioned link slot 15.
Above-mentioned light source portion 20 is lighted by the control of PCB12, and light is forwards shone, and has that price is lower, power consumption is low, the advantage of high brightness.Above-mentioned light source portion 20 is used the higher LED (light emitting diode) 21 of linearity of the light that shines, and fix by connecting bolt 22 by one at screw 13 places for above-mentioned LED21, and this screw 13 forms in a side of aforementioned body 10.
The LED21 that constitutes above-mentioned light source portion 20 possesses one at least, can separately or mix shades of colours such as the ground use is blue, red, Huang, and LED bulb 1 of the present invention can optionally use according to the institute use location.That is, the Brake lamp (stop light) of camera motor-car such should be used for the part of red display in, use red LED; In the part that should show for yellow as blinker (steering indicating light), use yellow led; In the occasion that the needs as headlamp (head light) forwards shine more light, configurable a plurality of LED and using.
Above-mentioned shell 30 is connected with a side of main body 10, is used for the light that shines by above-mentioned light source portion 20 can forwards be shone.Shell 30 makes uses up permeable transparent material making, and both side ends is made as the cylindrical shape of perforation, and a side end is connected in aforementioned body 10, and end side has connected the reflection of light body 40 that reflects above-mentioned light source portion 20.
Above-mentioned shell 30 is made by the transparent material that light can pass through, and representational material has polymethyl methacrylate (PMMA), Merlon (PC) etc.
Above-mentioned shell 30 has for the connection projection 31 that connects main body 10, connect in the following manner, namely a side that is connected with aforementioned body 10 has a plurality of radial connection projections 31, insert and be fixed in the link slot 15 of main body 10, at this moment, above-mentioned connection projection 31 is after inserting above-mentioned link slot 15, after the user exerts pressure to the outer peripheral face of shell 30, load and unload in departing mode, thus combination.
In addition, the inboard of above-mentioned shell 30 is formed with plane of refraction 32, and this plane of refraction 32 transmits by reflector 40 described later the anaclasis of light source portion 20 irradiations with light.Above-mentioned plane of refraction 32 begins to form to central authorities from the inwall of shell 30 outstandingly, forms through hole 33 at central portion, and this through hole 33 forms according to the mode that the light from light source portion 20 irradiations forwards passes through.
At this moment, above-mentioned plane of refraction 32 both can be made in the form of a ring and a plurality of projections of forming, also can be made into the circle that is concavity substantially.
In addition, on above-mentioned plane of refraction 32, further formed the face that enters from the light of light source portion 20 irradiations, the inclined plane 34 of this face for tilting to form gradually from lateral central authorities, above-mentioned inclined plane 34 is according to forming the light of loss when inclined plane 34 is used for reducing refraction with the entering the corresponding angle of angle of light of shining from light source portion 20.
Above-mentioned reflector 40 is fixing and be connected in a side of above-mentioned shell 30, is used for the light that will shine by light source portion 20 and plane of refraction 32 to above-mentioned plane of refraction 32 direction in opposite directions, with the hemispherical mirror 3 that is installed on Lighting Division 2 secondary reflection again.Above-mentioned reflector 40 is connected by shell 30 clampings, and outstanding to plane of refraction 32 direction in opposite directions, cross sectional shape is "<" font substantially, uses material plating such as catoptrical silver, aluminium with plane of refraction 32 face in opposite directions and forms.
At this, the face of facing with above-mentioned plane of refraction 32 of above-mentioned reflector 40 has formed by the outstanding raised face 41a in the mediad outside, begins along mild curved surface downward-sloping and formed flexure plane 41b from the two ends of above-mentioned raised face 41a.
Above-mentioned raised face 41a is the face that light from the light of above-mentioned light source portion 20 irradiations, that directly transmit by the through hole 33 of plane of refraction 32 formation is reflected, the light of the light source portion 20 by through hole 33 is touching raised face 41a back reflection, be sent to hemispheric speculum 3, wherein, this through hole 33 towards with plane of refraction 32 in opposite directions direction and outstanding formation.Above-mentioned plane of refraction 41b is the face that above-mentioned speculum 3 is reflected and be sent to the light that will shine from above-mentioned light source portion 20 and the light that sees through plane of refraction 32, this face forms with mild curve along the rightabout of the projected direction of above-mentioned raised face 41a, the light that contacts is sent to the speculum 3 that arranges in the wings.
In addition, the end 41c of above-mentioned flexure plane 41b contacts with the inner face of shell 30, reflector 40 according to by shell 30 by force clamping and ways of connecting form, wherein, above-mentioned end 41c is bigger than the inner peripheral surface diameter of shell 30.End 41c is because thereby the power that is applied in and elastic deformation can prevent the disengaging freely after the clamping by force, further, form the difference in height 42 that is used for limiting the degree of inserting to the inner peripheral surface of shell 30 on the reflector 40, further formed the advertising department 43 with copy or figure etc. to the face that exposes outside at reflector 40.
Examine the use state according to above-mentioned such LED bulb of making 1 of the present invention with reference to Fig. 4, Fig. 5 (A), Fig. 5 (B), can understand following content.
At first, comprise speculum 3 and the motor vehicle Lighting Division 2 the made plug 11 by main body 10 connects, by the power supply that above-mentioned plug 11 is approved, this power supply is sent to the LED21 of light source portion 20 by the PCB12 of main body 10 inboards, and LED21 is lighted.
By the light of the LED21 that lighted irradiation according to shown in Fig. 5 (A), Fig. 5 (B) like that, be reflected after the raised face 41a of body 40 reflects again according to the angle of light of irradiation, be sent to speculum (with reference to Fig. 5 (A)), after reflecting again according to the angle of the angle of plane of refraction 32 guiding and the reflection flexure plane 41b by above-mentioned reflector 40, transmit the back at the mirror 3 that is reflected and transmit (with reference to Fig. 5 (B)) to the outside.
Therefore, the light of above-mentioned LED21 irradiation is sent to outside and speculum 3 by plane of refraction 32 and reflector 40, this LED is used as light source, can make light-struck scope certain because having, can improve the brightness of the light of irradiation forwards, price is lower, power consumption is low, the character of high brightness, thereby has the effect that can save maintenance cost.
More than specific embodiment of the present invention is illustrated.But thought of the present invention and scope are not limited to the restriction of such specific embodiment, can carry out multiple modification and distortion in the scope that does not change purport of the present invention, about this point, then can understand as the those skilled in the art with common practise.
Therefore, more than Ji Zai embodiment informs intactly that to the personnel that have common practise in the technical field of the invention scope of invention provides, all thus parts are exemplary content, must be with non-limiting content understanding, the present invention only defines according to the scope of claims.
Symbol description
1 LED bulb
2 Lighting Divisions
3 speculums
10 main bodys
11 plugs
12 PCB
13 screws
14 heat release projections
15 link slots
20 light source portion
21 LED
22 connecting bolts
30 shells
31 connect projection
32 planes of refraction
33 through holes
34 inclined planes
40 reflectors
42 differences in height
43 advertising departments
The 41a raised face
The 41b flexure plane
The 41c end

Claims (6)

1. LED bulb that be used for to replace the automobile-use based on halogen bulb, it is made by comprising following apparatus:
Main body (10), this main body (10) have the plug (11) that the Lighting Division (2) to motor vehicle inserts, and have taken in PCB (12) in the inboard of this main body (10);
Light source portion (20), this light source portion (20) is connected with a side of aforementioned body (10), contains the LED (21) that controls, lights by above-mentioned PCB (12);
Shell (30), this shell (30) two ends are made into the cylindrical shape of perforation, and connect aforementioned body (10) in a side, above-mentioned light source portion (20) is disposed at this shell (30) inboard, inner peripheral surface at this shell (30) has plane of refraction (32), and this plane of refraction (32) is with the anaclasis of above-mentioned light source portion (20) irradiation;
Reflector (40), this reflector (40) is connected with a side of above-mentioned shell (30), the light reflection that will transmit by above-mentioned light source portion (20) and plane of refraction (32), and the hemispheric speculum (3) at the rear by being disposed at above-mentioned Lighting Division (2) transmits.
2. the LED bulb for replacement automobile-use based on halogen bulb according to claim 1 is characterized in that, above-mentioned reflector (40) is to outstanding with above-mentioned plane of refraction (32) direction in opposite directions, and cross sectional shape is "<" font substantially.
3. according to claim 1 for the LED bulb that replaces the automobile-use based on halogen bulb, it is characterized in that, above-mentioned reflector (40) is constructed as follows, its central authorities have formed outstanding laterally raised face (41a), begin along mild curved surface downward-sloping and formed flexure plane (41b) from the two ends of above-mentioned raised face (41a).
4. the LED bulb for replacement automobile-use based on halogen bulb according to claim 1 is characterized in that, is formed by a kind of plating in silver, the aluminium with above-mentioned light source portion (20) and plane of refraction (32) side in opposite directions in the above-mentioned reflector (40).
5. according to claim 1 for the LED bulb that replaces the automobile-use based on halogen bulb, it is characterized in that, formed inclined plane (34) at the back side of above-mentioned plane of refraction (32), in order to reduce the light that is refracted and penetrates, when the light of light source portion (20) irradiation entered plane of refraction (32) side, this inclined plane (34) more forwards tilted the closer to central authorities.
6. according to claim 1 for the LED bulb that replaces the automobile-use based on halogen bulb, it is characterized in that, above-mentioned reflector (40) is according to by above-mentioned shell (30) mode of clamping and combination by force, formed degree is inserted in difference in height (42) from restriction to the inboard of shell (30).
CN2012105354183A 2012-03-02 2012-12-12 LED bulb used for taking the place of vehicle halogen bulb Pending CN103292235A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20-2012-0001619 2012-03-02
KR2020120001619U KR200469595Y1 (en) 2012-03-02 2012-03-02 Halogen bulb for automotive replacement LED bulbs

Publications (1)

Publication Number Publication Date
CN103292235A true CN103292235A (en) 2013-09-11

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Country Status (4)

Country Link
JP (2) JP2013182882A (en)
KR (1) KR200469595Y1 (en)
CN (1) CN103292235A (en)
TW (1) TW201339473A (en)

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