CN207834355U - A kind of diode being easy to heat dissipation - Google Patents
A kind of diode being easy to heat dissipation Download PDFInfo
- Publication number
- CN207834355U CN207834355U CN201820025944.8U CN201820025944U CN207834355U CN 207834355 U CN207834355 U CN 207834355U CN 201820025944 U CN201820025944 U CN 201820025944U CN 207834355 U CN207834355 U CN 207834355U
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- Prior art keywords
- diode
- cooling fin
- heat dissipation
- chip
- backlight unit
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a kind of diodes being easy to heat dissipation,Including heat dissipation base,Diode chip for backlight unit,Diffuser,First cooling fin,Filter screen and the second cooling fin,The heat dissipation base upper interior is equipped with diode chip for backlight unit,The diode chip for backlight unit side is equipped with the first chip pin and the second chip pin,First chip pin and the second chip pin,First chip pin one end is connected with the first diode pin,Second chip pin one end is connected with the second diode pin,Diffuser is installed on the outside of described diode chip for backlight unit one end,The diode chip for backlight unit lower end outside is equipped with the first cooling fin,Thermal vias is offered in heat dissipation base in the middle part of first cooling fin,The thermal vias both ends offer thermovent,A kind of diode being easy to heat dissipation of the utility model,By equipped with the first cooling fin,Second cooling fin and thermal vias,Convenient for carrying out rapid cooling to diode chip for backlight unit lower end.
Description
Technical field
The utility model is related to microelectronics member device technical field, specifically a kind of diode for being easy to heat dissipation.
Background technology
Diode is in electronic component, and there are two the devices of electrode for a kind of tool, only an electric current are allowed to be flowed through by single direction,
Many uses are the functions using its rectification.And varactor (Varicap Diode) then be used for as electronic type can
Adjust capacitor.The current direction that most of diode has we be normally referred to as " rectification (Rectifying) " function.
The most common function of diode is exactly that electric current is only allowed, by (being known as forward bias voltage drop), to be blocked and (be known as when reversed by single direction
Reverse bias).The diode of early stage includes " cat's whisker crystal (" Cat's Whisker " Crystals) " and vacuum tube (Britain
Referred to as " the free valve (Thermionic Valves) of heat ").Most common diode is to use semi-conducting material such as silicon mostly now
Or germanium.Diode is a kind of semiconductor subassembly, initially multi-purpose to make indicator light, display board etc., with white light LEDs appearance also by with
It illuminates.With being widely used for diode, requirement of the people to diode is also higher and higher, especially the thermal diffusivity of diode
Energy.Common diode does not have radiator, and in powerful diode, a large amount of heat is will produce when passing through high current
Amount.
Existing diode technologies have the following problems：Existing diode radiating poor performance, substantially reduces two poles
The service life of pipe.And heat sink also is provided in part-diodes, but since heat dissipation area is limited, cannot be aerated scattered
Heat, heat dissipation effect is simultaneously bad, can also influence the steady operation of light emitting diode, substantially reduces the service life of diode.
Utility model content
The purpose of this utility model is to provide a kind of diodes being easy to heat dissipation, to solve the problems of the prior art.
To achieve the above object, the utility model provides the following technical solutions：A kind of diode being easy to heat dissipation, including dissipate
Hot pedestal, diode chip for backlight unit, diffuser, the first cooling fin, filter screen and the second cooling fin, the heat dissipation base upper interior peace
Equipped with diode chip for backlight unit, the diode chip for backlight unit side is equipped with the first chip pin and the second chip pin, first core
Piece pin and the second chip pin, first chip pin one end are connected with the first diode pin, and second chip draws
Foot one end is connected with the second diode pin, and diffuser, the diode chip for backlight unit are equipped on the outside of described diode chip for backlight unit one end
Lower end outside is equipped with the first cooling fin, and thermal vias is offered in the heat dissipation base in the middle part of first cooling fin, described to dissipate
Heat through-hole both ends offer thermovent, and middle side part offers groove, diode chip for backlight unit one end installation under the heat dissipation base
There is the second cooling fin.
Preferably, there are four first cooling fin and thermal vias are respectively mounted.
Preferably, the thermovent is arranged to horn-like, and filter screen is equipped in thermovent.
Preferably, the second cooling fin protrusion groove setting, and there are four the equidistant installations of the second cooling fin.
Preferably, first cooling fin and the second cooling fin are all made of thermal conductive metallic material and are made.
Compared with prior art, the utility model has the beneficial effects that：The utility model by equipped with the first cooling fin,
Second cooling fin convenient for carrying out rapid cooling to diode chip for backlight unit lower end, while passing through the heat dissipation base in the middle part of the first cooling fin
Thermal vias is inside offered, heat dissipation can be aerated to the first cooling fin, further improve the rate of heat dissipation, pass through first
There are four cooling fin and thermal vias are respectively mounted, it can radiate from four direction to diode chip for backlight unit lower end.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is cross-sectional view of the structure at the A-A of the utility model.
In figure：1- heat dissipation bases, 11- grooves, 2- diode chip for backlight unit, the first chip pins of 21-, the second chip pins of 22-,
The first diodes of 3- pin, the second diodes of 31- pin, 4- diffusers, the first cooling fins of 5-, 6- thermal vias, 61- heat dissipations
Mouth, 7- filter screens, the second cooling fins of 8-.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1-2, in the utility model embodiment, a kind of diode being easy to heat dissipation, including heat dissipation base 1, two
Pole pipe chip 2, diffuser 4, the first cooling fin 5, filter screen 7 and the second cooling fin 8,1 upper interior of heat dissipation base are equipped with two
Pole pipe chip 2 is illuminated for shining, and 2 side of diode chip for backlight unit is equipped with the first chip pin 21 and the second chip pin
22, the first chip pin 21 and the second chip pin 22,21 one end of the first chip pin are connected with the first diode pin 3, the
Two chip pins, 22 one end is connected with the second diode pin 31, is convenient for powering on, peace on the outside of 2 one end of diode chip for backlight unit
Equipped with diffuser 4,2 lower end outside of diode chip for backlight unit is equipped with the first cooling fin 5, in the heat dissipation base 1 at 5 middle part of the first cooling fin
Thermal vias 6 is offered, is convenient for ventilation and heat, 6 both ends of thermal vias offer thermovent 61, in 1 downside of heat dissipation base
Portion opens up fluted 11, and 2 one end of diode chip for backlight unit is equipped with the second cooling fin 8, can be dissipated to 2 lower end of diode chip for backlight unit
Heat.
There are four being respectively mounted by the first cooling fin 5 and thermal vias 6, convenient under four angles pair, diode chip for backlight unit 2
It radiates at end.
It is arranged to by thermovent 61 horn-like, is convenient for ventilation and heat, and filter screen 7 is installed in thermovent 61, it can
It is filtered dust.
Groove 11 is protruded by the second cooling fin 8 to be arranged, and there are four the 8 equidistant installations of the second cooling fin, convenient for two
It radiates 2 lower end of pole pipe chip.
It is all made of thermal conductive metallic material by the first cooling fin 5 and the second cooling fin 8 and is made, when diode chip for backlight unit 2 works
The heat of generation is exported by the first cooling fin 5 and the second cooling fin 8.
Operation principle：By equipped with the first cooling fin 5, the second cooling fin 8, convenient for 2 lower end of diode chip for backlight unit carry out
Rapid cooling, while by offering thermal vias 6 in the heat dissipation base 1 at 5 middle part of the first cooling fin, it can be to the first cooling fin
5 are aerated heat dissipation, further improve the rate of heat dissipation, be respectively mounted by the first cooling fin 5 and thermal vias 6 there are four,
It can radiate from four direction to 2 lower end of diode chip for backlight unit.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (5)
1. a kind of diode being easy to heat dissipation, including heat dissipation base (1), diode chip for backlight unit (2), diffuser (4), the first cooling fin
(5), filter screen (7) and the second cooling fin (8), it is characterised in that:Heat dissipation base (1) upper interior is equipped with diode core
Piece (2), diode chip for backlight unit (2) side are equipped with the first chip pin (21) and the second chip pin (22), and described first
Chip pin (21) and the second chip pin (22), described first chip pin (21) one end are connected with the first diode pin
(3), described second chip pin (22) one end is connected with the second diode pin (31), outside described diode chip for backlight unit (2) one end
Side is equipped with diffuser (4), and diode chip for backlight unit (2) lower end outside is equipped with the first cooling fin (5), first cooling fin
(5) thermal vias (6) is offered in the heat dissipation base (1) in the middle part of, thermal vias (6) both ends offer thermovent (61),
Middle side part offers groove (11) under the heat dissipation base (1), and described diode chip for backlight unit (2) one end is equipped with the second cooling fin
(8)。
2. a kind of diode being easy to heat dissipation according to claim 1, it is characterised in that：First cooling fin (5) and
There are four thermal vias (6) is respectively mounted.
3. a kind of diode being easy to heat dissipation according to claim 1, it is characterised in that：The thermovent (61) is arranged to
It is horn-like, and filter screen (7) is installed in thermovent (61).
4. a kind of diode being easy to heat dissipation according to claim 1, it is characterised in that：Second cooling fin (8) is convex
Go out groove (11) setting, and there are four the equidistant installations of the second cooling fin (8).
5. a kind of diode being easy to heat dissipation according to claim 1, it is characterised in that：First cooling fin (5) and
Second cooling fin (8) is all made of thermal conductive metallic material and is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820025944.8U CN207834355U (en) | 2018-01-08 | 2018-01-08 | A kind of diode being easy to heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820025944.8U CN207834355U (en) | 2018-01-08 | 2018-01-08 | A kind of diode being easy to heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207834355U true CN207834355U (en) | 2018-09-07 |
Family
ID=63392027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820025944.8U Active CN207834355U (en) | 2018-01-08 | 2018-01-08 | A kind of diode being easy to heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207834355U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366269A (en) * | 2020-12-11 | 2021-02-12 | 江西众能光电科技有限公司 | High heat abstractor of LED |
| CN113963638A (en) * | 2021-09-29 | 2022-01-21 | 滨海治润电子有限公司 | Safety protection type semiconductor light-emitting diode |
-
2018
- 2018-01-08 CN CN201820025944.8U patent/CN207834355U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366269A (en) * | 2020-12-11 | 2021-02-12 | 江西众能光电科技有限公司 | High heat abstractor of LED |
| CN113963638A (en) * | 2021-09-29 | 2022-01-21 | 滨海治润电子有限公司 | Safety protection type semiconductor light-emitting diode |
| CN113963638B (en) * | 2021-09-29 | 2022-10-25 | 滨海治润电子有限公司 | Safety protection type semiconductor light-emitting diode |
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