CN206541853U - The LED support of steady type high efficiency and heat radiation - Google Patents
The LED support of steady type high efficiency and heat radiation Download PDFInfo
- Publication number
- CN206541853U CN206541853U CN201720156134.1U CN201720156134U CN206541853U CN 206541853 U CN206541853 U CN 206541853U CN 201720156134 U CN201720156134 U CN 201720156134U CN 206541853 U CN206541853 U CN 206541853U
- Authority
- CN
- China
- Prior art keywords
- trunk portion
- thermal column
- insulating body
- conductive terminal
- heat radiation
- 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
- 230000005855 radiation Effects 0.000 title claims abstract description 12
- 238000000465 moulding Methods 0.000 claims abstract description 4
- 238000001727 in vivo Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000003466 welding Methods 0.000 abstract description 5
- 238000005452 bending Methods 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity 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
- 238000005286 illumination Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model discloses a kind of LED support of steady type high efficiency and heat radiation, includes insulating body, thermal column, cathode conductive terminal and positive conductive terminal；The surface of the insulating body is recessed to be formed with accommodating cavity, and the bottom center of the accommodating cavity has extended upward insulating sleeve；The thermal column, cathode conductive terminal and positive conductive terminal are fixedly connected with plastic body produced by insert molding, the bottom surface of the downwardly projecting insulating body in lower surface of the thermal column, the bottom surface of thermal column, which is extended, locating dowel, the utility model is using radiating rod structure, and the upper end of thermal column passes through the top surface of accommodating cavity insulating body protruding upward, chip can be placed in cavity, realize the setting of chip evagination, effectively increase radiating effect, and by setting locating dowel, so that thermal column and circuit board strong fix, and it is equipped with fixing hole, fixed so that can be installed this product and circuit board using fixed screw, it instead of the welding manner of tradition, so that installing and safeguarding more convenient.
Description
Technical field
The utility model is related to LED support art, refers in particular to a kind of LED support of steady type high efficiency and heat radiation.
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 when installing and using, it usually needs by leg welding on circuit boards, difficult after welding
To dismantle, inconvenience is safeguarded, and chip is typically welded on metal sheet, and metal sheet is integrally embedded in insulating body, radiating
Effect is not good.Therefore, it is necessary to be improved to current LED support structure.
Utility model content
In view of this, in view of the existing deficiencies of the prior art, its main purpose is to provide a kind of steady type to the utility model
The LED support of high efficiency and heat radiation, it, which can effectively solve existing LED support, installs and safeguards inconvenience and radiating effect is not good asks
Topic.
To achieve the above object, the utility model is using following technical scheme：
A kind of LED support of steady type high efficiency and heat radiation, includes insulating body, thermal column, cathode conductive terminal and just
Pole conducting terminal；The surface of the insulating body is recessed to be formed with accommodating cavity, and the bottom center of the accommodating cavity has extended upward absolutely
Edge sleeve；The thermal column, cathode conductive terminal and positive conductive terminal are fixedly connected with plastic body produced by insert molding, the radiating
The bottom surface of the downwardly projecting insulating body in lower surface of post, the bottom surface of thermal column, which is extended, locating dowel, and the upper end of thermal column is passed through
The top surface of accommodating cavity insulating body protruding upward, aforementioned dielectric sleeve is sheathed in the circumferential lateral surface of thermal column, and thermal column
Upper surface is arranged with the cavity for disposing chip；The cathode conductive terminal and positive conductive terminal are symmetricly set on thermal column
Periphery, cathode conductive terminal has the first fixed part and first connecting portion for being integrally formed connection, and positive conductive terminal has one
The second fixed part and second connecting portion of body formed connection, the first fixed part and the second fixed part are embedded in insulating body, the
It is provided with one fixed part on one first pad, the second fixed part and is provided with multiple second pads, first pad and multiple
Two pads are exposed independent from the bottom surface of accommodating cavity, and the first pad and multiple second pads are distributed on the periphery of thermal column, first connecting portion
With it is outside the protruding insulating body of second connecting portion and horizontal-extending, the outer end of first connecting portion and second connecting portion is respectively provided with
There is fixing hole.
As a kind of preferred scheme, the thermal column includes is integrally formed what is connected and be coaxially disposed successively from lower to upper
First trunk portion, the second trunk portion, the 3rd trunk portion and the 4th trunk portion, foregoing locating dowel is in the bottom center of the first trunk portion
Integrally extend downwardly out, the external diameter of the second trunk portion is more than the external diameter of the first trunk portion, the external diameter of the 3rd trunk portion is more than second
The external diameter of trunk portion, the external diameter of the 4th trunk portion is less than the external diameter of the first trunk portion, and the lower end of the first trunk portion is downwardly projecting absolutely
The bottom surface of edge body, the second trunk portion, the 3rd trunk portion and the 4th trunk portion are embedded in insulating body, aforementioned dielectric set jacket casing
On the lower end periphery side of the 4th trunk portion, foregoing cavity is arranged on the upper surface of the 4th trunk portion.
As a kind of preferred scheme, the difference in height between the top end face of the 4th trunk portion and the top end face of insulating body
For 0.20mm, the depth of the cavity is 0.20mm.
As a kind of preferred scheme, the cavity is circle.
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, first pad is arc, and second pad is circle.
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 the upper end of thermal column passes through accommodating cavity insulating body protruding upward
Top surface, chip can be placed in cavity, realize the setting of chip evagination, effectively increase radiating effect, and by setting locating dowel,
So that thermal column and circuit board strong fix, and it is equipped with fixing hole so that fixed screw can be used by this product and circuit
Plate, which is installed, to be fixed, and instead of the welding manner of tradition so that install and safeguard more convenient.
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 sectional view of the preferred embodiment of the utility model.
Accompanying drawing identifier declaration：
10th, insulating body 11, accommodating cavity
12nd, insulating sleeve 20, thermal column
21st, the first trunk portion 22, the second trunk portion
23rd, the 3rd trunk portion 24, the 4th trunk portion
201st, locating dowel 202, cavity
30th, cathode conductive terminal 31, the first fixed part
32nd, first connecting portion 33, the first bending part
301st, fixing hole 40, positive conductive terminal
41st, the second fixed part 42, second connecting portion
43rd, the second bending part 401, fixing hole
50th, the first pad 60, the second pad.
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, cathode conductive terminal 30 and positive conductive terminal 40.
The surface of the insulating body 10 is recessed to be formed with accommodating cavity 11, and the bottom center of the accommodating cavity 11 has extended upward
Insulating sleeve 12；In the present embodiment, in the present embodiment, insulating body 10 is plastic cement material.
The thermal column 20, cathode conductive terminal 30 and positive conductive terminal 40 are fixed with the produced by insert molding of plastic body 10 to be connected
Connect, thermal column 20, cathode conductive terminal 30 and positive conductive terminal 40 are copper material, and the lower end of the thermal column 20 is convex downwards
Go out the bottom surface of insulating body 10, the bottom surface of thermal column 20, which is extended, locating dowel 201, the upper end of thermal column 20 passes through accommodating cavity 11
The top surface of insulating body 10 protruding upward, aforementioned dielectric sleeve 12 is sheathed in the circumferential lateral surface of thermal column 20, and thermal column 20
Upper surface be arranged with cavity 202 for disposing chip；Specifically, the thermal column 20 includes from lower to upper successively one
Body formed the first trunk portion 21, the second trunk portion 22, the 3rd trunk portion 23 and the 4th trunk portion 24 for connecting and being coaxially disposed, it is preceding
The bottom center that locating dowel 201 is stated in the first trunk portion 21 integrally extends downwardly out, and the external diameter of the second trunk portion 22 is more than first
The external diameter of trunk portion 21, the external diameter of the 3rd trunk portion 23 is more than the external diameter of the second trunk portion 22, and the external diameter of the 4th trunk portion 24 is small
In the external diameter of the first trunk portion 21, the bottom surface of the downwardly projecting insulating body 10 in lower end of the first trunk portion 21, the second trunk portion 22,
3rd trunk portion 23 and the 4th trunk portion 24 are embedded in insulating body 10, and aforementioned dielectric sleeve 12 is sheathed on the 4th trunk portion 24
Lower end periphery side on, foregoing cavity 202 is arranged on the upper surface of the 4th trunk portion 24.Also, the 4th trunk portion
Difference in height between 24 top end face and the top end face of insulating body 10 is 0.20mm, and the depth of the cavity 202 is 0.20mm.And
And, the cavity 202 is circle.And, first trunk portion 21, the second trunk portion 22, the 3rd trunk portion 23 and the 4th post
Body portion 24 is cylinder.
The cathode conductive terminal 30 and positive conductive terminal 40 are symmetricly set on the periphery of thermal column 20, cathode conductive terminal
30 have the first fixed part 31 and first connecting portion 32 for being integrally formed connection, and positive conductive terminal 40, which has, is integrally formed connection
The second fixed part 41 and second connecting portion 42, the first fixed part 31 and the second fixed part 41 be embedded in insulating body 10,
It is provided with one fixed part 31 on one first pad 50, the second fixed part 41 and is provided with multiple second pads 60, first pad
50 and multiple second pads 60 be exposed independent from the bottom surface of accommodating cavity 11, the first pad 50 and multiple second pads 60 are distributed on thermal column
The protruding insulating body 10 of 20 periphery, first connecting portion 32 and second connecting portion 42 is outer and horizontal-extending, the first connection
Portion 32 and the outer end of second connecting portion 42 are provided with fixing hole 301,401.In the present embodiment, first fixed part 31 passes through
First bending part 33 and the integrally connected of first connecting portion 32, second fixed part 41 pass through the second bending part 43 and second connecting portion
42 integrally connecteds；Also, the pad 60 of the first pad 50 and second is built up by nickel dam and silver layer, first pad 50
For arc, second pad 60 is circle, and the second pad 60 is three.
Fixed in use, chip is placed in cavity 202, three chips can be placed in cavity 202, it is then, each is brilliant
Piece is turned on corresponding pad solder respectively, then, toward accommodating cavity 11 in pour into encapsulation glue and form outer cover, outer cover covers crystalline substance
Piece.In use, the locating dowel 201 is positioned on circuit boards, then, using fixed screw through fixing hole 301,401 with electricity
Road plate is fixed, and first connecting portion 32 and second connecting portion 42 and the wiring circuit contact of circuit board are turned on.
Design focal point of the present utility model is：The utility model is worn using radiating rod structure, and the upper end of thermal column
The top surface of accommodating cavity insulating body protruding upward is crossed, chip can be placed in cavity, realize the setting of chip evagination, effectively increase scattered
Thermal effect, and by setting locating dowel so that thermal column and circuit board strong fix, and it is equipped with fixing hole so that can
This product and circuit board are installed using fixed screw and fixed, the welding manner of tradition is instead of so that installs and safeguards more
It is convenient.
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 (6)
1. a kind of LED support of steady type high efficiency and heat radiation, it is characterised in that：Include insulating body, thermal column, negative conductive end
Son and positive conductive terminal；The surface of the insulating body is recessed to be formed with accommodating cavity, and the bottom center of the accommodating cavity prolongs upwards
It is extended with insulating sleeve；The thermal column, cathode conductive terminal and positive conductive terminal are fixed with plastic body produced by insert molding to be connected
Connect, the bottom surface of the downwardly projecting insulating body in lower surface of the thermal column, the bottom surface of thermal column, which is extended, locating dowel, thermal column
Upper end passes through the top surface of accommodating cavity insulating body protruding upward, and aforementioned dielectric sleeve is sheathed in the circumferential lateral surface of thermal column, and
The upper surface of thermal column is arranged with the cavity for disposing chip；The cathode conductive terminal and positive conductive terminal are symmetricly set on
The periphery of thermal column, cathode conductive terminal has the first fixed part and first connecting portion for being integrally formed connection, positive conductive end
Son has the second fixed part and second connecting portion for being integrally formed connection, and the first fixed part and the second fixed part are embedded in insulation originally
In vivo, be provided with the first fixed part on one first pad, the second fixed part and be provided with multiple second pads, first pad and
Multiple second pads are exposed independent from the bottom surface of accommodating cavity, and the first pad and multiple second pads are distributed on the periphery of thermal column, first
Outside the protruding insulating body of connecting portion and second connecting portion and horizontal-extending, the outer end of first connecting portion and second connecting portion
It is provided with fixing hole.
2. the LED support of steady type high efficiency and heat radiation according to claim 1, it is characterised in that：The thermal column includes
It is integrally formed the first trunk portion, the second trunk portion, the 3rd trunk portion and the 4th post for connecting and being coaxially disposed successively from lower to upper
Body portion, foregoing locating dowel is integrally extended downwardly out in the bottom center of the first trunk portion, and the external diameter of the second trunk portion is more than first
The external diameter of trunk portion, 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 first post
The external diameter in body portion, the bottom surface of the downwardly projecting insulating body in lower end of the first trunk portion, the second trunk portion, the 3rd trunk portion and the 4th
Trunk portion is embedded in insulating body, and aforementioned dielectric sleeve is sheathed on the lower end periphery side of the 4th trunk portion, foregoing cavity
On the upper surface for being arranged at the 4th trunk portion.
3. the LED support of steady type high efficiency and heat radiation according to claim 2, it is characterised in that：4th trunk portion
Difference in height between top end face and the top end face of insulating body is 0.20mm, and the depth of the cavity is 0.20mm.
4. the LED support of steady type high efficiency and heat radiation according to claim 2, it is characterised in that：The cavity is circle.
5. the LED support of steady type high efficiency and heat radiation according to claim 2, it is characterised in that：First trunk portion,
Two trunk portions, the 3rd trunk portion and the 4th trunk portion are cylinder.
6. the LED support of steady type high efficiency and heat radiation according to claim 1, it is characterised in that：First pad is arc
Shape, second pad is circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720156134.1U CN206541853U (en) | 2017-02-21 | 2017-02-21 | The LED support of steady type high efficiency and heat radiation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720156134.1U CN206541853U (en) | 2017-02-21 | 2017-02-21 | The LED support of steady type high efficiency and heat radiation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206541853U true CN206541853U (en) | 2017-10-03 |
Family
ID=59946001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720156134.1U Expired - Fee Related CN206541853U (en) | 2017-02-21 | 2017-02-21 | The LED support of steady type high efficiency and heat radiation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206541853U (en) |
-
2017
- 2017-02-21 CN CN201720156134.1U patent/CN206541853U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171003 |