CN206806319U - A kind of diode for possessing great heat radiation effect - Google Patents
A kind of diode for possessing great heat radiation effect Download PDFInfo
- Publication number
- CN206806319U CN206806319U CN201720445354.6U CN201720445354U CN206806319U CN 206806319 U CN206806319 U CN 206806319U CN 201720445354 U CN201720445354 U CN 201720445354U CN 206806319 U CN206806319 U CN 206806319U
- Authority
- CN
- China
- Prior art keywords
- electrode piece
- shell
- diode
- backlight unit
- pole
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn - After Issue
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The utility model discloses a kind of diode for possessing great heat radiation effect, formed including diode chip for backlight unit and the electrode piece for being distributed in diode chip for backlight unit both ends, electrode piece is rounded, boss is formed on the inner side end of electrode piece, boss is resisted against on the electrode contact surface of diode chip for backlight unit, contact conductor is formed in the end face outside of electrode piece, described diode chip for backlight unit and outside the boss is coated with protection glue-line, diode chip for backlight unit and electrode piece are plugged in the shell of cylinder, epoxy insulation glue is filled with shell, several radiating apertures are formed on shell, some poles are formed on the outer wall of electrode piece, pole is plugged in the radiating aperture of shell, pasted on the inwall of shell and be fixed with graphite heat-conducting fin.The utility model optimizes rectification to diode, sets up radiator structure and heat-conductive assembly, realizes the good heat sinking function of diode, so as to be avoided that the phenomenon of glue easy to hang.
Description
Technical field：
The technical field of diode is the utility model is related to, possesses the two of great heat radiation effect more specifically to a kind of
Pole pipe.
Background technology：
At present, existing axial diode is arranged on electronic circuit board by its lead, plays rectified action.And the knot
Protection glue included by the axial diode of structure is viscous coated in diode chip for backlight unit, the first copper electrode, the second copper electrode, the first welding
The even periphery of layer and the second welding adhering layer, can only play sealing protection effect.The electrical property of workpiece is detected in 85~90% models
In enclosing, and the electrical property under workpiece high temperature is had a great influence, and because temperature is too high, it easily causes Protection glue easily to delay
On the lead of copper electrode.This phenomenon is referred to as silicon rubber " easy kiss-coating " in industry.This equally can also influence the electrical property of workpiece,
So that the qualification rate of product is low, and low production efficiency.
Utility model content：
The purpose of this utility model and provides aiming at the deficiency of prior art and a kind of possesses great heat radiation effect
Diode, it can make the good radiating effect of diode, avoid the occurrence of the phenomenon of easy kiss-coating.
To achieve the above object, the technical solution adopted in the utility model is as follows：
A kind of diode for possessing great heat radiation effect, including diode chip for backlight unit and the electricity for being distributed in diode chip for backlight unit both ends
Pole part composition, electrode piece is rounded, and boss is formed on the inner side end of electrode piece, and boss is resisted against the electrode of diode chip for backlight unit
On contact surface, contact conductor is formed in the end face outside of electrode piece, described diode chip for backlight unit and outside the boss are coated with guarantor
Glue-line is protected, diode chip for backlight unit and electrode piece are plugged in the shell of cylinder, are filled with epoxy insulation glue in shell, on shell
Several radiating apertures are formed, some poles are formed on the outer wall of electrode piece, pole is plugged in the radiating aperture of shell,
Pasted on the inwall of shell and be fixed with graphite heat-conducting fin.
Pole on the electrode piece is at least provided with three, and pole is uniformly distributed in a ring around the center of electrode piece, pole
Outer end be the outer wall for exposing shell.
Contact conductor on the electrode piece exposes the epoxy insulation glue in shell.
Annular groove is formed on the inner side end of the electrode piece of the boss surrounding, protection glue-line is distributed in electrode piece
In annular groove.
Described radiating aperture is uniformly distributed in a ring around the central axis of shell.
In a ring, the pole on electrode piece is round bar to described graphite heat-conducting fin, and pole is formed on graphite heat-conducting fin
Via, the aperture of via are more than the diameter of pole.
The beneficial effects of the utility model are：It optimizes rectification to diode, sets up radiator structure and heat conduction group
Part, the good heat sinking function of diode is realized, so as to be avoided that the phenomenon of glue easy to hang.
Brief description of the drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the half-sectional structural representation of the utility model.
In figure：1st, diode chip for backlight unit；2nd, electrode piece；21st, contact conductor；22nd, pole；23rd, boss；24th, annular groove；3、
Protect glue-line；4th, shell；41st, radiate aperture；5th, graphite heat-conducting fin；51st, via；6th, epoxy insulation glue.
Embodiment：
Embodiment：As shown in Fig. 1,2, a kind of diode for possessing great heat radiation effect, including diode chip for backlight unit 1 and distribution
Electrode piece 2 at the both ends of diode chip for backlight unit 1 is formed, and electrode piece 2 is rounded, and boss 23 is formed on the inner side end of electrode piece 2,
Boss 23 is resisted against on the electrode contact surface of diode chip for backlight unit 1, and contact conductor 21, institute are formed in the end face outside of electrode piece 2
The diode chip for backlight unit 1 and the outside of boss 23 stated are coated with protection glue-line 3, and diode chip for backlight unit 1 and electrode piece 2 are plugged on cylinder
Shell 4 in, be filled with epoxy insulation glue 6 in shell 4, forms several radiating apertures 41 on shell 4, electrode piece 2 outside
Some poles 22 are formed on wall, pole 22 is plugged in the radiating aperture 41 of shell 4, is pasted and is fixed with the inwall of shell 4
Graphite heat-conducting fin 5.
Pole 22 on the electrode piece 2 at least provided with three, uniformly divide in a ring around the center of electrode piece 2 by pole 22
Cloth, the outer end of pole 22 are the outer wall for exposing shell 4.
Contact conductor 21 on the electrode piece 2 exposes the epoxy insulation glue 6 in shell 4.
Annular groove 24 is formed on the inner side end of the electrode piece 2 of the surrounding of boss 23, protection glue-line 3 is distributed in electricity
In the annular groove 24 of pole part 2.
Described radiating aperture 41 is uniformly distributed in a ring around the central axis of shell 4.
In a ring, the pole 22 on electrode piece 2 is round bar to described graphite heat-conducting fin 5, and branch is formed on graphite heat-conducting fin 5
The via 51 of bar 22, the aperture of via 51 are more than the diameter of pole 22, and shell 4 uses isolation material.
Operation principle：The utility model is diode, and the rectification of its technology is to open up heat emission hole on the shell 4 of diode
41, while graphite heat-conducting fin 5 is fixed in its inwall, so as to which heat can be delivered to graphite heat-conducting fin 5, stone by the glue-line 6 that insulate
Black thermally conductive sheet 5 in time distributes heat from heat emission hole 41；
Pole 22 is set up on the electrode piece 2 of its diode simultaneously, pole 22 realizes being located by connecting between shell 4, i.e.,
Facilitate the filling of epoxy insulation glue 6, while strengthen the bonding strength between electrode piece 2, diode chip for backlight unit 1 and shell again.
Claims (6)
1. a kind of diode for possessing great heat radiation effect, including diode chip for backlight unit (1) and it is distributed in diode chip for backlight unit (1) both ends
Electrode piece (2) composition, electrode piece (2) is rounded, and boss (23), boss (23) are formed on the inner side end of electrode piece (2)
It is resisted against on the electrode contact surface of diode chip for backlight unit (1), contact conductor (21), institute is formed in the end face outside of electrode piece (2)
Protection glue-line (3) is coated with the outside of the diode chip for backlight unit (1) and boss (23) stated, diode chip for backlight unit (1) and electrode piece (2) are inserted
It is connected in the shell (4) of cylinder, epoxy insulation glue (6) is filled with shell (4), it is characterised in that：Shell forms on (4)
Several apertures (41) that radiate, form some poles (22), pole (22) is plugged on shell (4) on the outer wall of electrode piece (2)
Radiating aperture (41) in, on the inwall of shell (4) paste be fixed with graphite heat-conducting fin (5).
A kind of 2. diode for possessing great heat radiation effect according to claim 1, it is characterised in that：The electrode piece
(2) pole (22) on is at least provided with three, and pole (22) is uniformly distributed in a ring around the center of electrode piece (2), pole (22)
Outer end be to expose the outer walls of shell (4).
A kind of 3. diode for possessing great heat radiation effect according to claim 1, it is characterised in that：The electrode piece
(2) contact conductor (21) on exposes the epoxy insulation glue (6) in shell (4).
A kind of 4. diode for possessing great heat radiation effect according to claim 1, it is characterised in that：The boss (23)
Annular groove (24) is formed on the inner side end of the electrode piece (2) of surrounding, protection glue-line (3) is distributed in the ring of electrode piece (2)
In connected in star (24).
A kind of 5. diode for possessing great heat radiation effect according to claim 1, it is characterised in that：Described radiating is small
Hole (41) is uniformly distributed in a ring around the central axis of shell (4).
A kind of 6. diode for possessing great heat radiation effect according to claim 1, it is characterised in that：Described graphite guide
In a ring, the pole (22) on electrode piece (2) is round bar to backing (5), and the via of pole (22) is formed on graphite heat-conducting fin (5)
(51), the aperture of via (51) is more than the diameter of pole (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720445354.6U CN206806319U (en) | 2017-04-26 | 2017-04-26 | A kind of diode for possessing great heat radiation effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720445354.6U CN206806319U (en) | 2017-04-26 | 2017-04-26 | A kind of diode for possessing great heat radiation effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206806319U true CN206806319U (en) | 2017-12-26 |
Family
ID=60737750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720445354.6U Withdrawn - After Issue CN206806319U (en) | 2017-04-26 | 2017-04-26 | A kind of diode for possessing great heat radiation effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206806319U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086206A (en) * | 2017-04-26 | 2017-08-22 | 东莞市柏尔电子科技有限公司 | A kind of diode for possessing great heat radiation effect |
| CN112768507A (en) * | 2021-01-12 | 2021-05-07 | 苏州高新区华成电子有限公司 | Schottky diode and preparation method thereof |
-
2017
- 2017-04-26 CN CN201720445354.6U patent/CN206806319U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086206A (en) * | 2017-04-26 | 2017-08-22 | 东莞市柏尔电子科技有限公司 | A kind of diode for possessing great heat radiation effect |
| CN107086206B (en) * | 2017-04-26 | 2023-08-29 | 东莞市柏尔电子科技有限公司 | Diode with good heat dissipation effect |
| CN112768507A (en) * | 2021-01-12 | 2021-05-07 | 苏州高新区华成电子有限公司 | Schottky diode and preparation method thereof |
| CN112768507B (en) * | 2021-01-12 | 2024-04-12 | 苏州高新区华成电子有限公司 | Schottky diode and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171226 Effective date of abandoning: 20230829 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20171226 Effective date of abandoning: 20230829 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |