CN207080932U - A kind of H4LED car headlamps with defencive function integrated heat dissipation copper plate - Google Patents
A kind of H4LED car headlamps with defencive function integrated heat dissipation copper plate Download PDFInfo
- Publication number
- CN207080932U CN207080932U CN201721011612.6U CN201721011612U CN207080932U CN 207080932 U CN207080932 U CN 207080932U CN 201721011612 U CN201721011612 U CN 201721011612U CN 207080932 U CN207080932 U CN 207080932U
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- copper
- shaped shape
- lamp socket
- defencive function
- light source
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Abstract
The utility model discloses a kind of H4 automotive LED headlamps with defencive function integrated heat dissipation copper plate; including H4 lamp panels; LED light source is fixedly mounted in the front left of the copper base; thermistor is fixedly mounted in the rear left of the copper base; right side dew left side central portion of the copper surface by the H4 copper plates of tin cream welding the first of the copper base; it is slidably installed the first pivot pin by pin hole on the right side of the middle part of the integrated molding fin-shaped shape lamp socket, pin hole is passed on left in the middle part of the integrated molding fin-shaped shape lamp socket and is slidably installed the second pivot pin.Using integrated molding fin-shaped shape lamp socket, high-efficiency heat conduction copper plate and copper base with defencive function; the junction temperature of LED light source can effectively be reduced; improve the life-span of LED light source; copper base with defencive function can detect the junction temperature of LED light source; after if the junction temperature of LED light source is too high and fan is out of order; the CS pin of PWM chip are controlled, so as to protect LED light source.
Description
Technical field
It the utility model is related to vehicle front lighting, specially a kind of H4 LED automobiles with defencive function integrated heat dissipation copper plate
Headlamp.
Background technology
Auto lamp lighting market is mainly occupied by Halogen lamp LED and xenon lamp for a long time, but both traditional lighting lamps are bright
Degree, life-span, volume, heating degree, colour temperature adjustment and the various aspects such as robustness are there is fatal weakness, in recent years, with
The gradually stepping up for luminous efficiency of light emitting diode (LED) and being gradually reduced for cost, semiconductor lighting is increasingly becoming the modern times
The development trend of illumination, the forth generation lighting electric light source being described as after incandescent lamp, fluorescent lamp and electricity-saving lamp, is referred to as " 21
Century green light source ".
Existing LED automobile lamp is while high-power there is no guarantee that with relatively low junction temperature, fan is out of order
A kind of method that can effectively protect LED light source is stilled need afterwards.
Utility model content
The purpose of this utility model is to shine before providing a kind of H4 LED automobiles with defencive function integrated heat dissipation copper plate
Lamp, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of band defencive function integrated heat dissipation red copper
The H4 automotive LED headlamps of plate, including H4 lamp panels, the rear ends of the H4 lamp panels are slidably connected the front end of the collar, the collar
Rear end is slidably connected the front end of integrated molding fin-shaped shape lamp socket, and the front center of the integrated molding fin-shaped shape lamp socket passes through
Square slotted eye is slidably installed copper base, and LED light source is fixedly mounted in the front left of the copper base, and the rear portion of the copper base is left
Thermistor is fixedly mounted in side, and the right side of the copper base is revealed in left side of the copper surface by the H4 copper plates of tin cream welding the first
Portion, left side dew right side central of the copper surface by the H4 copper plates of tin cream welding the 2nd of the copper base, the integrated molding
It is slidably installed the first pivot pin by pin hole on the right side of the middle part of fin-shaped shape lamp socket, the middle part of the integrated molding fin-shaped shape lamp socket is left
Side is slidably installed the second pivot pin by pin hole, and the integrated molding fin-shaped shape lamp socket is slidably installed the rear portion of radiating copper sheet,
The rear end of the radiating copper sheet is slidably connected the rear portion front end of fan, and the rear portion left and right sides of the fan passes through bolt hole spiral
Installation bolt.
Preferably, the rear portion of the copper base is slidably installed the second pivot pin by hole, and the rear portion of the first H4 copper plates passes through
Hole is slidably installed the second pivot pin, and the rear portion of the 2nd H4 copper plates is slidably installed the second pivot pin by hole.
Preferably, the rear end of the integrated molding fin-shaped shape lamp socket is slidably connected the rear portion front end of fan.
Preferably, the rear end of the copper base be slidably connected radiating copper sheet front contact piece front end.
Preferably, the left slide of the radiating copper sheet front contact piece connects the rear right of the 2nd H4 copper plates,
Radiate copper sheet front contact piece on the right side of be slidably connected the rear lefts of the first H4 copper plates.
Compared with prior art, the beneficial effects of the utility model are：The H4 with defencive function integrated heat dissipation copper plate
Shone before LED automobile, can be with using integrated molding fin-shaped shape lamp socket, high-efficiency heat conduction copper plate and copper base with defencive function
The junction temperature of LED light source is effectively reduced, improves the life-span of LED light source, the copper base with defencive function can detect the knot of LED light source
Temperature, if after the junction temperature of LED light source is too high and fan is out of order, controlling the CS pin of PWM chip, the power of LED light source is reduced, from
And protect LED light source.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 splits schematic diagram for each part of the present utility model；
Fig. 3 is positive sectional side view of the present utility model；
Fig. 4 is copper plate of the present utility model and copper base erection welding structural representation；
Fig. 5 is copper plate of the present utility model and copper base fit structure schematic diagram；
Fig. 6 is radiating copper sheet of the present utility model and copper base fit structure schematic diagram；
Fig. 7 is thermistor internal circuit schematic diagram of the present utility model.
In figure：1 H4 lamp panels, 2 collars, 3 copper bases, 4 LED light sources, 5 thermistors, 6 the oneth H4 copper plates, 7 second
H4 copper plates, 8 integrated molding fin-shaped shape lamp sockets, 9（1）First pivot pin, 9（2）Second pivot pin, 10 radiating copper sheets, 11 fans,
12 bolts.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-7 are referred to, the utility model provides a kind of technical scheme：It is a kind of with defencive function integrated heat dissipation copper plate
H4 automotive LED headlamps, including H4 lamp panels 1, the rear ends of H4 lamp panels 1 are slidably connected the front end of the collar 2, and the rear end of the collar 2 is slided
The front end of connecting integration shaping fin-shaped shape lamp socket 8, the afterbody design of fin-shaped shape, increasing heat radiation area, integrated molding fin-shaped
The front center of shape lamp socket 8 is slidably installed copper base 3 by square slotted eye, and LED light source is fixedly mounted in the front left of copper base 3
4, thermistor 5 is fixedly mounted in the rear left of copper base 3, and the both ends of thermistor 5 pass through wire welding voltage-regulator diode ZD1
Two pins, the pole ZD1 of voltage stabilizing two two pins pass through the positive pole and negative pole that wire connects 12v external direct current power supplies, temperature-sensitive
One end of resistance 5 connects a diode D1 pin, the CS of diode D1 another pin welding PWM chip by wire
Pin, right side dew left side central portion of the copper surface by the H4 copper plates 6 of tin cream welding the first of copper base 3, the left side dew copper of copper base 3
By the right side central of the H4 copper plates 7 of tin cream welding the 2nd, the middle part right side of integrated molding fin-shaped shape lamp socket 8 passes through pin on surface
Hole is slidably installed the first pivot pin 9（1）, the middle part of integrated molding fin-shaped shape lamp socket 8 passes on left pin hole and is slidably installed the second axle
Pin 9（2）, the rear portion of copper base 3 is slidably installed the second pivot pin 9 by hole（2）, the rear portion of the first H4 copper plates 6 is slided by hole
Second pivot pin 9 is installed（2）, and the rear portion of the 2nd H4 copper plates 7 is slidably installed the second pivot pin 9 by hole（2）, integrated molding fin
Shape lamp socket 8 be slidably installed radiating copper sheet 10 rear portion, radiating the front contact piece of copper sheet 10 left slide connection second
The rear right of H4 copper plates 7, be slidably connected on the right side of the front contact piece for the copper sheet 10 that radiates the rear portions of the first H4 copper plates 6
Left side, the rear end of copper base 3 are slidably connected the front end of the radiating front contact piece of copper sheet 10, increase radiating effect, radiate red copper
The rear end of piece 10 is slidably connected the rear portion front end of fan 11, and the rear end of integrated molding fin-shaped shape lamp socket 8 is slidably connected fan 11
Rear portion front end, the rear portion left and right sides of fan 11 is convenient that fan 11 is arranged on into automobile by the spiral installation bolt of bolt hole 12
On lamp door.
The utility model is in the specific implementation：Welded by copper base 3 and the first H4 copper plates 6 and the 2nd H4 copper plates 7,
And with the tight fit heat conduction of integrated molding fin-shaped shape lamp socket 8, quickly by the heat transfer of LED light source 4 to integrated molding fin
On shape lamp socket 8, the first H4 copper plates 6 and the 2nd H4 copper plates 7 are on the other hand contacted by the copper sheet 10 that radiates, quickly will
The heat away of LED light source 4, so as to preferably reduce the junction temperature of LED light source 4, the life-span of LED light source 4 is improved, fan 11 is mounted in
, can be quickly the heat on integrated molding fin-shaped shape lamp socket 8 and radiating red copper behind integrated molding fin-shaped shape lamp socket 8
Heat on piece 10 scatters away, and when the temperature of copper base 3 is too high and fan 11 breaks down, the resistance value of RT thermistors 5 reduces, Q1
Base current reduce, the rise of D1 voltage, control the CS pin of PWM chip, reduce the power of LED light source 4, protect LED light source
4。
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of H4 automotive LED headlamps with defencive function integrated heat dissipation copper plate, including H4 lamp panels（1）, its feature exists
In：The H4 lamp panels（1）Rear end be slidably connected the collar（2）Front end, the collar（2）Rear end be slidably connected integral chemical conversion
Type fin-shaped shape lamp socket（8）Front end, the integrated molding fin-shaped shape lamp socket（8）Front center pass through square slotted eye slide peace
Fill copper base（3）, the copper base（3）Front left be fixedly mounted LED light source（4）, the copper base（3）Rear left
Thermistor is fixedly mounted（5）, the copper base（3）Right side dew copper surface pass through the H4 copper plates of tin cream welding the first（6）'s
Left side central portion, the copper base（3）Left side dew copper surface pass through the H4 copper plates of tin cream welding the 2nd（7）Right side central, institute
State integrated molding fin-shaped shape lamp socket（8）Middle part on the right side of be slidably installed the first pivot pin by pin hole（9（1））, the integration
It is molded fin-shaped shape lamp socket（8）Middle part pass on left pin hole and be slidably installed the second pivot pin（9（2））, the integrated molding fin-shaped
Shape lamp socket（8）Be slidably installed radiating copper sheet（10）Rear portion, the radiating copper sheet（10）Rear end be slidably connected fan
（11）Rear portion front end, the fan（11）Rear portion left and right sides pass through bolt hole（12）Spiral installation bolt.
2. a kind of H4 automotive LED headlamps with defencive function integrated heat dissipation copper plate according to claim 1, it is special
Sign is：The copper base（3）Rear portion be slidably installed the second pivot pin by hole（9（2））, the first H4 copper plates（6）Rear portion
It is slidably installed the second pivot pin by hole（9（2））, and the 2nd H4 copper plates（7）Rear portion be slidably installed the second pivot pin by hole（9
（2））.
3. a kind of H4 automotive LED headlamps with defencive function integrated heat dissipation copper plate according to claim 1, it is special
Sign is：The integrated molding fin-shaped shape lamp socket（8）Rear end be slidably connected fan（11）Rear portion front end.
4. a kind of H4 automotive LED headlamps with defencive function integrated heat dissipation copper plate according to claim 1, it is special
Sign is：The copper base（3）Rear end be slidably connected radiating copper sheet（10）The front end of front contact piece.
5. a kind of H4 automotive LED headlamps with defencive function integrated heat dissipation copper plate according to claim 1, it is special
Sign is：The radiating copper sheet（10）The left slide of front contact piece connects the 2nd H4 copper plates（7）Rear right, dissipate
Hot copper sheet（10）Front contact piece on the right side of be slidably connected the first H4 copper plates（6）Rear left.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721011612.6U CN207080932U (en) | 2017-08-14 | 2017-08-14 | A kind of H4LED car headlamps with defencive function integrated heat dissipation copper plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721011612.6U CN207080932U (en) | 2017-08-14 | 2017-08-14 | A kind of H4LED car headlamps with defencive function integrated heat dissipation copper plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207080932U true CN207080932U (en) | 2018-03-09 |
Family
ID=61419659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721011612.6U Active CN207080932U (en) | 2017-08-14 | 2017-08-14 | A kind of H4LED car headlamps with defencive function integrated heat dissipation copper plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207080932U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081390A (en) * | 2019-06-06 | 2019-08-02 | 中山后生光电科技有限公司 | A kind of LED automobile and motorcycle universal headlight of completely new light distribution |
| CN110500555A (en) * | 2019-08-27 | 2019-11-26 | 李居强 | Radiator and lighting device |
-
2017
- 2017-08-14 CN CN201721011612.6U patent/CN207080932U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081390A (en) * | 2019-06-06 | 2019-08-02 | 中山后生光电科技有限公司 | A kind of LED automobile and motorcycle universal headlight of completely new light distribution |
| CN110500555A (en) * | 2019-08-27 | 2019-11-26 | 李居强 | Radiator and lighting device |
| CN110500555B (en) * | 2019-08-27 | 2021-08-20 | 李居强 | Heat dissipation device and lighting device |
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