CN206582741U - LED car lamp - Google Patents
LED car lamp Download PDFInfo
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- CN206582741U CN206582741U CN201720138518.0U CN201720138518U CN206582741U CN 206582741 U CN206582741 U CN 206582741U CN 201720138518 U CN201720138518 U CN 201720138518U CN 206582741 U CN206582741 U CN 206582741U
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- led
- light source
- lamp body
- lamp
- power line
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Abstract
The utility model provides a kind of LED car lamp, including the lamp body with inner chamber and light source mounting surface, power line and the LED/light source being arranged on light source mounting surface；Wherein, power line, which is passed through outside lamp body after the wire guide on lamp body, enters lamp body inner chamber, and is electrically connected with LED/light source；Power line is formed with external thread section, and wire guide is formed with internal thread, is formed and is threadedly coupled between external thread section and wire guide.The utility model can realize the reliable electrical connection between power line and LED/light source.
Description
Technical field
The utility model is related to a kind of LED car lamp；Wherein, the LED car lamp is used as the lighting source that vehicle-mounted illuminating lamp has.
Background technology
Compared with the conventional illumination sources such as Halogen lamp LED, LED has low long lifespan, power consumption, small volume, response is fast, design
Flexibly many advantages, such as.As the continuous progress and people of LED technology are to the requirements at the higher level of energy saving environmental protection product, LED cars are used
Lamp is continuously increased as the vehicle-mounted illuminating lamp tool of lighting source, and it has become necessarily to become applied to automotive lighting on a large scale
Gesture.
Chinese patent literature CN201420200667.1 discloses a kind of LED-based distance-light all-in-one car headlight,
Including copper heating column, the upper end of copper heating column is provided with COB lamp plates, and the lower end of copper heating column is provided with heat dissipation base, heat dissipation base bag
Body and the fin located at body periphery that upper end is sheathed on outside copper heating column are included, fin is provided with bar along its length on one side
Shape groove, set is provided with radiator fan in vivo；Lamp plate power line is provided with copper heating column, lamp plate power line one end is connected with COB lamp plates,
Copper heating column is provided with the opening stretched out and be connected with power supply for the lamp plate power line other end.
Chinese patent literature CN201420615768.5 discloses a kind of vehicle light illumination component, and it includes illuminator installation portion
And radiating part, two illuminator mounting grooves are provided with the upper portion side wall of illuminator installation portion, in two illuminator mounting grooves
It is separately installed with the first illuminator and the second illuminator；Illuminator installation portion bottom is provided with the through hole that power line is passed through, and this leads to
The hollow cavity insertion of hole and illuminator installation portion bottom, the hollow cavity of illuminator installation portion bottom lights extending to two
Wire via is all formed on the side wall of body mounting groove respectively, power line penetrates the hollow cavity of illuminator installation portion bottom, and wears
Go out wire via to electrically connect with the first illuminator and the second illuminator respectively.
In above-mentioned technical proposal, power line is movably arranged in copper heating column or the opening or logical on illuminator installation portion
Hole, so that when power line is by external pull (such as during transporting or installing LED car lamp), power line and COB
Electrical connection between lamp plate or illuminator is easily destroyed, and causes LED car lamp not work.
The content of the invention
Main purpose of the present utility model, which is to provide, a kind of can realize what is reliably electrically connected between power line and LED/light source
LED car lamp.
In order to realize above-mentioned main purpose, the utility model provides a kind of LED car lamp, including with inner chamber and light source
Lamp body, power line and the LED/light source being arranged on light source mounting surface of mounting surface；Wherein, power line passes through shape outside lamp body
Enter lamp body inner chamber after into the wire guide on lamp body, and electrically connected with LED/light source；Power line is formed with external thread section, wire
Hole is formed with internal thread, is formed and is threadedly coupled between external thread section and wire guide.
As seen from the above technical solution, formed and be threadedly coupled between external thread section and wire guide so that power line is fixed
Be arranged on lamp body, even if power line is by external pull, the pulling force be also eventually transferred on lamp body without to power line and
Electrical joint between LED/light source applies active force, so as to realize being reliably electrically connected between power line and LED/light source
Connect.
According to a kind of embodiment of the present utility model, LED driver is provided with power line.LED luminous original
Reason is to add forward voltage at its two ends, occurs minority carrier and majority carrier in semiconductor compound, releases superfluous
Energy, so as to cause the transmitting of photon.The major function of LED driver is that the alternating voltage inputted by civil power is converted into constant current
Power supply, while according to the requirement completion of LED/light source and matching for the voltage and current of LED chip.
Preferably, LED driver is located at outside lamp body, to reduce the volume of lamp body.It is used as a kind of alternative embodiment party
Formula, LED driver can also be located in lamp body inner chamber.
According to another embodiment of the present utility model, LED car lamp also includes the radiating being arranged in lamp body inner chamber
Fan, and radiator fan rotation axis parallel to parallel longitudinal with lamp body；Lamp body is formed with to be spaced apart in its circumferential direction
Multiple radiating fins, the air convection channel with intracavity inter-connection is formed between adjacent heat radiation fin, air convection channel exists
The periphery surface side of radiating enhanced portion is formed with contraction oral area.
It is well known that LED also produces substantial amounts of heat while high brightness output is provided, however, in hot operation ring
Under border, the problems such as colour cast, luminance-reduction, service life shorten can occur for LED, or even failure immediately occurs.To avoid the occurrence of
Above mentioned problem, it is desirable to which LED car lamp can in time, fully export heat produced during LED operation.In above-mentioned technical proposal,
Air convection channel is formed with contraction oral area in the periphery surface side of radiating enhanced portion, and moving air is here when radiator fan is operated
Venturi effect is produced, so as to significantly improve air convection and heat radiation efficiency.
As a kind of more specific embodiment of the present utility model, contraction oral area is formed as the Longitudinal extending along lamp body, from
And reach more preferably heat loss through convection effect.
As another more specific embodiment of the present utility model, the cross section of radiating fin is formed as the T of big end outwardly
Font, this has the advantages that simple in construction and is easy to manufacture.
Preferably, the rotation axis of radiator fan and the central axis of lamp body are collinearly set, to reach that more preferably radiating is imitated
Fruit and the miniaturization for being easy to lamp body.
According to still another embodiment of the present utility model, the installation oral area of inner chamber is provided with end cap, is set on the end cap
Equally distributed multiple gas ports in its circumferential direction are equipped with, in order to form uniform cross-ventilation.
In the utility model, lamp body can form as one, and can also be assembled by some.Wherein, from improvement radiating
Performance and it is easy to from the point of view of processing, lamp body is preferably formed as being integrated.
According to yet another embodiment of the present utility model, lamp body has the first light source mounting surface arranged in parallel
With secondary light source mounting surface, LED/light source includes the first LED/light source being arranged on the first light source mounting surface and is arranged on the second light
The second LED/light source on the mounting surface of source；First LED/light source includes one or more first LED light-emitting components, the second LED/light source
Including one or more second LED light-emitting components.
In order to more clearly illustrate the purpose of this utility model, technical scheme and advantage, with reference to embodiment
The utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the stereogram of the utility model LED car lamp embodiment；
Fig. 2 is the structure decomposition figure of the utility model LED car lamp embodiment；
Fig. 3 is another structure decomposition figure of the utility model LED car lamp embodiment；
Fig. 4 is longitudinal side view of lamp body in the utility model LED car lamp embodiment.
Embodiment
Fig. 1 to 3 shows the structure of the LED car lamp as the utility model embodiment.Referring to Fig. 1 to 3, the LED car lamp
Including the metallic lamp body 10 with light resource installing section 11 and radiating enhanced portion 12, light resource installing section 11 and radiating enhanced portion 12 are formed
It is integrated.
As shown in Figures 2 and 3, light resource installing section 11 has the first light of Longitudinal extending arranged in parallel and along lamp body 10
Source mounting surface 111 and secondary light source mounting surface 112.The first LED/light source 21, the second light are provided with first light source mounting surface 111
The second LED/light source 22 is provided with source mounting surface 112；First LED/light source 21 includes such as metal base printed circuit board or pottery
The heat-conducting substrate 211 of porcelain base printed circuit board and one or more first LED light-emitting components being arranged on heat-conducting substrate 211
212, the second LED/light source 22 equally includes the heat-conducting substrate of such as metal base printed circuit board or ceramic base printed circuit board
221 and one or more second LED light-emitting components 222 for being arranged on heat-conducting substrate 221.First LED/light source 21 can be with
The identical or difference of two LED/light source 22, LED lamp bead or be encapsulated in that LED light-emitting component can be welded on heat-conducting substrate
LED chip on heat-conducting substrate.
Wire guide 121 is formed with radiating enhanced portion 12, power line 30 enters after passing through wire guide 121 outside lamp body 10
The inner chamber 122 for the enhanced portion 12 that radiates, and electrically connected with the first LED/light source 21 and the second LED/light source 22.Wherein, for ease of realization
The electrical connection of the LED/light source 21 of power line 30 and first and the second LED/light source 22, the first heat-conducting substrate 211 and the second heat-conducting substrate
221 extend in inner chamber 122.Power line 30 is formed with external thread section 31, and wire guide 121 is formed with internal thread (in figure not
Show), formed and be threadedly coupled between the external thread section 31 and wire guide 121 of power line 30 so that power line 30 is fixedly installed
On lamp body 10.LED driver (not shown) is additionally provided with power line 30, the LED driver is located at the outer of lamp body 10
Portion.It should be noted that for simplicity, the same not shown heat-conducting substrate 211 of power line 30 and first and the second heat conduction in figure
Linkage section between substrate 221.
Light resource installing section 11 is arranged with deck 40 close to the side of radiating enhanced portion 12, and deck 40 is used to pacify LED car lamp
It is attached in vehicle-mounted illuminating lamp tool.Radiator fan 50 is arranged in the inner chamber 122 of radiating enhanced portion 12, the rotary shaft of radiator fan 50
Line is parallel longitudinal with lamp body 10, and is collinearly set with the central axis (central axis for the enhanced portion 12 that radiates) of lamp body 10.
The installation oral area of inner chamber 122, which is provided with end cap 60, end cap 60, is formed with multiple gas ports 61 equally distributed in its circumferential direction.
Radiating enhanced portion 10 is formed as a generally cylindrical, and is formed with the multiple radiating fins being spaced apart in its circumferential direction
123.Fig. 4 is from the axial side view away from the metallic lamp body 10 observed by the side of light resource installing section 11.As shown in figure 4, radiating
The cross section of fin 123 is formed as big end outwardly T-shaped, forms what is be connected with inner chamber 122 between adjacent heat radiation fin 123
Air convection channel 124, air convection channel 124 is formed with the receipts of the Longitudinal extending along lamp body 10 in the periphery surface side of lamp body 10
Choke 125.
Although depicting the utility model above by preferred embodiment, but it is to be understood that, ordinary skill
Personnel are not being departed from invention scope of the present utility model, all equal improvement made according to the utility model, should be this practicality
New protection domain is covered.
Claims (10)
1. a kind of LED car lamp, including the lamp body with inner chamber and light source mounting surface, power line and it is arranged on the light source mounting surface
On LED/light source；Wherein, the power line, which is passed through outside the lamp body after the wire guide on the lamp body, enters institute
Lamp body inner chamber is stated, and is electrically connected with the LED/light source；It is characterized in that：The power line is formed with external thread section, the wire
Hole is formed with internal thread, is formed and is threadedly coupled between the external thread section and the wire guide.
2. LED car lamp as claimed in claim 1, it is characterised in that：LED driver is provided with the power line.
3. LED car lamp as claimed in claim 2, it is characterised in that：The LED driver is located at outside the lamp body.
4. LED car lamp as claimed in claim 1, it is characterised in that：The LED car lamp also includes being arranged in the inner chamber
Radiator fan, and the rotation axis of the radiator fan and the lamp body is parallel longitudinal；The lamp body is formed with its circumference
On multiple radiating fins for being spaced apart, form the air convection channel with the intracavity inter-connection between adjacent heat radiation fin,
The air convection channel is formed with contraction oral area in the periphery surface side of the lamp body.
5. LED car lamp as claimed in claim 4, it is characterised in that：The contraction oral area is formed as along the longitudinal direction of the lamp body
Extension.
6. LED car lamp as claimed in claim 4, it is characterised in that：The cross section of the radiating fin is formed as big end outwardly
It is T-shaped.
7. LED car lamp as claimed in claim 4, it is characterised in that：The rotation axis of the radiator fan and the lamp body
Central axis is collinearly set.
8. LED car lamp as claimed in claim 4, it is characterised in that：The installation oral area of the inner chamber is provided with end cap, the end
Cover and be provided with equally distributed multiple gas ports in its circumferential direction.
9. LED car lamp as claimed in claim 1, it is characterised in that：The lamp body forms as one.
10. LED car lamp as claimed in claim 1, it is characterised in that：The lamp body has the first light source arranged in parallel
Mounting surface and secondary light source mounting surface, the LED/light source include the first LED/light source being arranged on the first light source mounting surface
With the second LED/light source being arranged on the secondary light source mounting surface；First LED/light source includes one or more first
LED light-emitting component, second LED/light source includes one or more second LED light-emitting components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720138518.0U CN206582741U (en) | 2017-02-16 | 2017-02-16 | LED car lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720138518.0U CN206582741U (en) | 2017-02-16 | 2017-02-16 | LED car lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206582741U true CN206582741U (en) | 2017-10-24 |
Family
ID=60092215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720138518.0U Active CN206582741U (en) | 2017-02-16 | 2017-02-16 | LED car lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206582741U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108312954A (en) * | 2018-01-30 | 2018-07-24 | 朱成杰 | A kind of New LED auto lamp |
| CN108332151A (en) * | 2018-02-08 | 2018-07-27 | 马水军 | A kind of LED car lamp |
| TWI750990B (en) * | 2021-01-07 | 2021-12-21 | 軒帆光電科技股份有限公司 | Light source module for illumination device |
-
2017
- 2017-02-16 CN CN201720138518.0U patent/CN206582741U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108312954A (en) * | 2018-01-30 | 2018-07-24 | 朱成杰 | A kind of New LED auto lamp |
| CN108332151A (en) * | 2018-02-08 | 2018-07-27 | 马水军 | A kind of LED car lamp |
| CN108332151B (en) * | 2018-02-08 | 2020-06-30 | 重庆大茂伟瑞柯车灯有限公司 | LED car lamp |
| TWI750990B (en) * | 2021-01-07 | 2021-12-21 | 軒帆光電科技股份有限公司 | Light source module for illumination device |
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