CN206541848U - The LED support of water resistance and heat dispersion can be improved - Google Patents
The LED support of water resistance and heat dispersion can be improved Download PDFInfo
- Publication number
- CN206541848U CN206541848U CN201720155186.7U CN201720155186U CN206541848U CN 206541848 U CN206541848 U CN 206541848U CN 201720155186 U CN201720155186 U CN 201720155186U CN 206541848 U CN206541848 U CN 206541848U
- Authority
- CN
- China
- Prior art keywords
- trunk portion
- water resistance
- heat dispersion
- insulating body
- led support
- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 239000006185 dispersion Substances 0.000 title claims abstract description 18
- 238000000465 moulding Methods 0.000 claims abstract description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 239000004332 silver Substances 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 2
- 238000010276 construction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Landscapes
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The utility model discloses a kind of LED support for improving water resistance and heat dispersion, includes insulating body, thermal column and multiple conducting terminals；The surface of the insulating body is recessed to be formed with accommodating cavity；The thermal column and multiple conducting terminals are fixedly connected with plastic body produced by insert molding, the thermal column includes the first trunk portion, the second trunk portion, the 3rd trunk portion and the 4th trunk portion, the plurality of conducting terminal is distributed in the periphery of thermal column, and each conducting terminal is respectively provided with the fixed part and weld part for being integrally formed connection.The utility model is using radiating rod structure, chip is fixed on the upper surface of the 4th trunk portion, realize preferably heat dispersion, also, by using the trunk portion of various outer diameter, enable thermal column and insulating body strong bonded, more preferable water resistance is realized, in addition, being convexly equipped with triangle fin by the upper and lower surface in fixed part, so that insulating body and conducting terminal strong construction, further improve the overall water resistance of product.
Description
Technical field
The utility model is related to LED support art, refers in particular to a kind of water resistance and heat dispersion of improving
LED support.
Background technology
LED supports are a kind of base electronic components, are one of the critical elements of LED encapsulation, predominantly LED chips
And its phase interconnection line provides mechanically supported, support, air-tightness protection and promotes the functions such as LED devices radiating.In recent years, with
The raising of semi-conducting material and the perfect of packaging technology, luminous flux and light extraction efficiency, power-type LED is in urban landscape, friendship
The special lighting fields such as logical mark, LCD backlights, automotive lighting, billboard are applied, and are strided forward to general illumination market.
LED support of the prior art is typically that chip is fixed on a metal sheet, radiating effect is not when in use
It is good, and each conductive terminal structure is single, it is impossible to realize preferable water resistance.Therefore, it is necessary to current LED support knot
Structure is improved.
Utility model content
In view of this, in view of the existing deficiencies of the prior art, its main purpose is to provide one kind to be improved the utility model
The LED support of water resistance and heat dispersion, it can effectively solve existing LED support thermal diffusivity and water proofing property is not good asks
Topic.
To achieve the above object, the utility model is using following technical scheme：
A kind of LED support for improving water resistance and heat dispersion, includes insulating body, thermal column and multiple leads
Electric terminal；The surface of the insulating body is recessed to be formed with accommodating cavity；The thermal column and multiple conducting terminals are inlayed with plastic body
Embedding shaping is fixedly connected, the thermal column include from lower to upper successively be integrally formed connect and be coaxially disposed the first trunk portion,
Second trunk portion, the 3rd trunk portion and the 4th trunk portion, the external diameter of the second trunk portion are more than the external diameter of the first trunk portion, the 3rd post
The external diameter in body portion is more than the external diameter of the second trunk portion, and the external diameter of the 4th trunk portion is less than the external diameter of the first trunk portion, the first cylinder
The bottom surface of the downwardly projecting insulating body in lower end in portion, the second trunk portion, the 3rd trunk portion and the 4th trunk portion are embedded in insulation originally
In vivo, and the 4th trunk portion upper surface be located at accommodating cavity in and accommodating cavity protruding upward bottom surface, the upper surface of the 4th trunk portion
For crystal bonding area；The plurality of conducting terminal is distributed in the periphery of thermal column, and each conducting terminal, which is respectively provided with, is integrally formed consolidating for connection
Determine portion and weld part, fixed part is embedded in insulating body, and pad is provided with fixed part, the pad exposes the bottom surface of accommodating cavity,
And the upper and lower surface of fixed part is convexly equipped with triangle fin.
As a kind of preferred scheme, the surface of the 3rd trunk portion is arranged with annular groove, and the annular groove is embedded in absolutely
In edge body, annular groove is located at the periphery of the 4th trunk portion.
As a kind of preferred scheme, first trunk portion, the second trunk portion, the 3rd trunk portion and the 4th trunk portion are
Cylinder.
As a kind of preferred scheme, the upper and lower surface of the fixed part is convexly equipped with multiple aforementioned triangular fins, multiple
Triangle fin is intervally arranged.
As a kind of preferred scheme, insulating body is stretched out in the outer end of the fixed part, and the outer end of fixed part passes through a bending
Portion is integrally formed with weld part and is connected, and the weld part horizontally outward extends.
As a kind of preferred scheme, the pad is built up by nickel dam and silver layer.
As a kind of preferred scheme, the thermal column is copper material.
As a kind of preferred scheme, the multiple conducting terminal is copper material.
As a kind of preferred scheme, the conducting terminal is six.
As a kind of preferred scheme, the madial wall radial symmetric of the accommodating cavity is provided with two first arc recess, for
Every one first arc recess is symmetrically arranged with two second arc recess in the madial wall of accommodating cavity.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme is understood：
The utility model is using radiating rod structure, and chip is fixed on the upper surface of the 4th trunk portion, and realization is preferably radiated
Performance, also, by using the trunk portion of various outer diameter so that thermal column can be realized more preferable with insulating body strong bonded
Water resistance, in addition, being convexly equipped with triangle fin by the upper and lower surface in fixed part so that insulating body and conducting end
Sub- strong construction, further improves the overall water resistance of product.
More clearly to illustrate architectural feature of the present utility model and effect, come below in conjunction with the accompanying drawings with specific embodiment pair
The utility model is described in detail.
Brief description of the drawings
Fig. 1 is the front view of the preferred embodiment of the utility model；
Fig. 2 is the preferred embodiment sectional view of the utility model.
Accompanying drawing identifier declaration：
10th, insulating body 11, accommodating cavity
12nd, the first arc recess 13, the second arc recess
20th, thermal column 21, the first trunk portion
22nd, the second trunk portion 23, the 3rd trunk portion
24th, the 4th trunk portion 201, annular groove
30th, conducting terminal 31, fixed part
32nd, weld part 33, bending part
301st, triangle fin 40, pad
41st, silver layer.
Embodiment
It refer to shown in Fig. 1 and Fig. 2, that show the concrete structure of the preferred embodiment of the utility model, include
Insulating body 10, thermal column 20 and multiple conducting terminals 30.
The surface of the insulating body 10 is recessed to be formed with accommodating cavity 11；In the present embodiment, the inner side of the accommodating cavity 11
Wall radial symmetric is provided with two first arc recess 12, for every one first arc recess 12 in the madial wall pair of accommodating cavity 11
Title is arranged with two second arc recess 13.
The thermal column 20 and multiple conducting terminals 30 are fixedly connected with the produced by insert molding of plastic body 10, and the thermal column 20 is wrapped
Include the first trunk portion 21, the second trunk portion 22, the 3rd trunk portion for being integrally formed successively from lower to upper and connecting and being coaxially disposed
23 and the 4th trunk portion 24, the external diameter of the second trunk portion 22 is more than the external diameter of the first trunk portion 21, the external diameter of the 3rd trunk portion 23
More than the external diameter of the second trunk portion 22, the external diameter of the 4th trunk portion 24 is less than the external diameter of the first trunk portion 21, the first trunk portion 21
The downwardly projecting insulating body 10 in lower end bottom surface, the second trunk portion 22, the 3rd trunk portion 23 and the 4th trunk portion 24 are embedded in
In insulating body 10, and the upper surface of the 4th trunk portion 24 is located in accommodating cavity 11 and the bottom surface protruding upward for housing 11 chambers, the 4th
The upper surface of trunk portion 24 is crystal bonding area；In the present embodiment, the thermal column 20 is copper material, good heat dissipation effect, also, institute
The surface for stating the 3rd trunk portion 23 is arranged with annular groove 201, and the annular groove 201 is embedded in insulating body 10, annular groove
201 are located at the periphery of the 4th trunk portion 24, to realize more preferable fire resistance characteristic, and make it that thermal column 20 is combined with insulating body 10
It is more firm；And, first trunk portion 21, the second trunk portion 22, the 3rd trunk portion 23 and the 4th trunk portion 24 are circle
Cylindricality.
The plurality of conducting terminal 30 is distributed in the periphery of thermal column 20, and each conducting terminal 30, which is respectively provided with, is integrally formed connection
Fixed part 31 and weld part 32, fixed part 31 is embedded in insulating body 10, pad 40 is provided with fixed part 31, the pad 40
Expose the bottom surface of accommodating cavity 11, and the upper and lower surface of fixed part 31 is convexly equipped with triangle fin 301.In the present embodiment, institute
Multiple conducting terminals 30 are stated for copper material, the conducting terminal 30 is six, insulating body is stretched out in the outer end of the fixed part 31
10, the outer end of fixed part 31 is integrally formed by a bending part 33 with weld part 32 to be connected, and the weld part 32 horizontally outward extends,
Also, the upper and lower surface of the fixed part 31 is convexly equipped with multiple aforementioned triangular fins 301, multiple triangle fins 301 are spaced
Arrangement, to realize more preferable fire resistance characteristic, and causes conducting terminal 30 is combined with insulating body 10 more firm.In addition, described
Pad 40 is by nickel dam（Do not show in figure）It is built up with silver layer 41.
In use, chip to be fixed on to the upper surface of the 4th trunk portion 24 of thermal column 20, three chips can be fixed, so
Afterwards, each chip is welded into conducting with corresponding pad 40 respectively, then, toward accommodating cavity 11 in pour into encapsulation glue, by each
Wafer package is good.
Design focal point of the present utility model is：The utility model is fixed on the 4th cylinder using radiating rod structure, chip
The upper surface in portion, realizes preferably heat dispersion, also, by using the trunk portion of various outer diameter so that thermal column can be with
Insulating body strong bonded, realizes more preferable water resistance, in addition, being convexly equipped with triangle by the upper and lower surface in fixed part
Fin so that insulating body and conducting terminal strong construction, further improves the overall water resistance of product.
It is described above, only it is preferred embodiment of the present utility model, not technical scope of the present utility model is made
Any limitation, therefore every any trickle amendment made according to technical spirit of the present utility model to above example, equivalent change
Change with modification, in the range of still falling within technical solutions of the utility model.
Claims (10)
1. a kind of LED support for improving water resistance and heat dispersion, it is characterised in that：Include insulating body, thermal column
And multiple conducting terminals；The surface of the insulating body is recessed to be formed with accommodating cavity；The thermal column and multiple conducting terminals with
Plastic body produced by insert molding is fixedly connected, and the thermal column includes for being integrally formed successively from lower to upper and connecting and being coaxially disposed
One trunk portion, the second trunk portion, the 3rd trunk portion and the 4th trunk portion, the external diameter of the second trunk portion are more than the outer of the first trunk portion
Footpath, the external diameter of the 3rd trunk portion is more than the external diameter of the second trunk portion, and the external diameter of the 4th trunk portion is less than the external diameter of the first trunk portion,
The bottom surface of the downwardly projecting insulating body in lower end of first trunk portion, the second trunk portion, the 3rd trunk portion and the 4th trunk portion are buried
In in insulating body, and the 4th trunk portion upper surface be located in accommodating cavity and accommodating cavity protruding upward bottom surface, the 4th trunk portion
Upper surface be crystal bonding area；The plurality of conducting terminal is distributed in the periphery of thermal column, and each conducting terminal, which is respectively provided with, to be integrally formed
The fixed part and weld part of connection, fixed part are embedded in insulating body, and pad is provided with fixed part, and the pad exposes accommodating cavity
Bottom surface, and the upper and lower surface of fixed part is convexly equipped with triangle fin.
2. the LED support according to claim 1 for improving water resistance and heat dispersion, it is characterised in that：Described
The surface of three trunk portions is arranged with annular groove, and the annular groove is embedded in insulating body, and annular groove is located at the 4th trunk portion
Periphery.
3. the LED support according to claim 1 for improving water resistance and heat dispersion, it is characterised in that：Described
One trunk portion, the second trunk portion, the 3rd trunk portion and the 4th trunk portion are cylinder.
4. the LED support according to claim 1 for improving water resistance and heat dispersion, it is characterised in that：It is described solid
The upper and lower surface for determining portion is convexly equipped with multiple aforementioned triangular fins, and multiple triangle fins are intervally arranged.
5. the LED support according to claim 1 for improving water resistance and heat dispersion, it is characterised in that：It is described solid
Insulating body is stretched out in the outer end for determining portion, and the outer end of fixed part is integrally formed by a bending part with weld part to be connected, the weld part
Horizontally outward extend.
6. the LED support according to claim 1 for improving water resistance and heat dispersion, it is characterised in that：The weldering
Disk is built up by nickel dam and silver layer.
7. the LED support according to claim 1 for improving water resistance and heat dispersion, it is characterised in that：It is described to dissipate
Plume is copper material.
8. the LED support according to claim 1 for improving water resistance and heat dispersion, it is characterised in that：It is described many
Individual conducting terminal is copper material.
9. the LED support according to claim 1 for improving water resistance and heat dispersion, it is characterised in that：It is described to lead
Electric terminal is six.
10. the LED support according to claim 1 for improving water resistance and heat dispersion, it is characterised in that：It is described to hold
The madial wall radial symmetric for putting chamber is provided with two first arc recess, for every one first arc recess in the inner side of accommodating cavity
Wall is symmetrically arranged with two second arc recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720155186.7U CN206541848U (en) | 2017-02-21 | 2017-02-21 | The LED support of water resistance and heat dispersion can be improved |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720155186.7U CN206541848U (en) | 2017-02-21 | 2017-02-21 | The LED support of water resistance and heat dispersion can be improved |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206541848U true CN206541848U (en) | 2017-10-03 |
Family
ID=59948775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720155186.7U Expired - Fee Related CN206541848U (en) | 2017-02-21 | 2017-02-21 | The LED support of water resistance and heat dispersion can be improved |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206541848U (en) |
-
2017
- 2017-02-21 CN CN201720155186.7U patent/CN206541848U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171003 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |