CN208123967U - A kind of LED light bar - Google Patents
A kind of LED light bar Download PDFInfo
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- CN208123967U CN208123967U CN201820191046.XU CN201820191046U CN208123967U CN 208123967 U CN208123967 U CN 208123967U CN 201820191046 U CN201820191046 U CN 201820191046U CN 208123967 U CN208123967 U CN 208123967U
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- led light
- heat
- insulation film
- light bar
- copper foil
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Abstract
The utility model relates to technical field of lamp ornament, more particularly to a kind of LED light bar, including thermal conductivity flexible circuit board and multiple LED light being connect with the thermal conductivity flexible circuit board, the thermal conductivity flexible circuit board includes the copper foil layer, insulation film and heat-conducting glue layer being successively bonded, the insulation film offers several thermal holes, and the copper foil layer is connect with the LED light；In actual use, heat-conducting glue layer is affixed on lamp outer casing or radiator far from insulation film on one side, when LED light shines the heat generated, heat successively passes to lamp outer casing or radiator from copper foil layer, thermal hole, heat-conducting glue layer, reaches heat dissipation effect；By opening up several thermal holes on insulation film, the heating conduction of thermal conductivity flexible circuit board is improved, and then promote the heat dissipation effect of LED light bar, avoid the problem of existing insulation film heating conduction difference.
Description
Technical field
The utility model relates to technical field of lamp ornament, and in particular to a kind of LED light bar.
Background technique
It is also increasing to the high-power demand of LED light with will be used wider and wider for LED lamp, especially for
Sealed light bar, the rate of heat dissipation of existing LED light are low at urgent problem.
A kind of heat-conducting silica gel sheet for LED illumination lamp that utility model application number is 201120056264.0, needs
Installing heat-conducting silica gel sheet ontology on pcb board additional can be only achieved heat-conducting effect, and contain insulation film in pcb board, and existing insulation is thin
The heating conduction of film is poor, causes whole heat-conducting effect poor.
Utility model content
In order to overcome shortcoming and defect existing in the prior art, the purpose of this utility model is to provide a kind of structure letters
Single, good heat dissipation effect LED light bar.
The purpose of this utility model is achieved through the following technical solutions：A kind of LED light bar, including thermal conductivity flexible circuit board with
And multiple LED light being connect with the thermal conductivity flexible circuit board, the thermal conductivity flexible circuit board include the copper foil layer being successively bonded,
Insulation film and heat-conducting glue layer, the insulation film offer several thermal holes, and the copper foil layer is connect with the LED light.
Preferably, the LED light bar further includes glue material layer, and the bottom surface of the glue material layer and the copper foil layer are thin far from insulating
The one side of film is bonded, and multiple LED light are embedded at the glue material layer.
Preferably, the thermal hole be filled with heat conduction material materials and parts, the both ends of the heat conduction material materials and parts respectively with the copper foil
Layer and heat-conducting glue layer connection.
Preferably, the thermal hole is round hole, in slotted eye, square hole, diamond hole, tri-angle-holed and hexagonal hole
One or more.
Preferably, the heat-conducting glue layer with a thickness of 0.1-0.4mm.
Preferably, the copper foil layer is frosting, the frosting and the insulation close to the one side of the insulation film
It is film adhered.
Preferably, the heat-conducting glue layer is pasted with release protective film far from the insulation film on one side.
Preferably, the shape of the thermal conductivity flexible circuit board is strip, and multiple LED light are uniformly distributed in described thermally conductive
Flexible circuit board, the LED light and the copper foil layer weld.
Preferably, the LED light is in white lamp bead, amber light pearl, blue lamp pearl, green light pearl, red light pearl, orange lamp bead and purple lamp bead
One or more.
Preferably, the insulation film is one of Kapton, polyester film and glass fibre membrane, described to lead
Hot glue layer is self-adhesion heat conduction silicone.
The beneficial effects of the utility model are：A kind of LED light bar of the utility model, in actual use, by heat-conducting glue
Layer is affixed on lamp outer casing or radiator far from insulation film on one side, when LED light shines the heat generated, heat successively from
Copper foil layer, thermal hole, heat-conducting glue layer pass to lamp outer casing or radiator, reach heat dissipation effect；By on insulation film
Several thermal holes are opened up, the heating conduction of thermal conductivity flexible circuit board is improved, and then promote the heat dissipation effect of LED light bar, avoids
The problem of existing insulation film heating conduction difference.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of insulation film described in the utility model.
Appended drawing reference is：1, thermal conductivity flexible circuit board；11, copper foil layer；12, insulation film；121, thermal hole；13, thermally conductive
Glue-line；2, LED light；3, glue material layer；4, heat conduction material materials and parts；5, release protective film.
Specific embodiment
For the ease of the understanding of those skilled in the art, below with reference to examples and drawings 1-2 to the utility model make into
The explanation of one step, the content that embodiment refers to not are the restriction to the utility model.
As shown in Figs. 1-2, a kind of LED light bar, including thermal conductivity flexible circuit board 1 and the multiple and thermal conductivity flexible circuit
The LED light 2 that plate 1 connects, the thermal conductivity flexible circuit board 1 include copper foil layer 11, insulation film 12 and the heat-conducting glue being successively bonded
Layer 13, the insulation film 12 offers several thermal holes 121, and the copper foil layer 11 is connect with the LED light 2.
In actual use, heat-conducting glue layer 13 is affixed on lamp outer casing or radiator far from insulation film 12 on one side, when
When the heat of the luminous generation of LED light 2, heat successively passes to lamp outer casing from copper foil layer 11, thermal hole 121, heat-conducting glue layer 13
Or radiator, reach heat dissipation effect；By opening up several thermal holes 121 on insulation film 12, thermal conductivity flexible circuit is improved
The heating conduction of plate 1, and then the heat dissipation effect of LED light bar is promoted, avoid asking for existing 12 heating conduction of insulation film difference
Topic.
The LED light bar further includes glue material layer 3, and the bottom surface of the glue material layer 3 and the copper foil layer 11 are far from insulation film
12 one side fitting, multiple LED light 2 are embedded at the glue material layer 3.In the present invention, the glue material layer 3 is using saturating
Gelatin material is made, and the transparent glue material is the prior art, herein only as application.The glue material layer 3 is by the copper foil layer 11
Surface and the LED light 2 seal, and prevent the LED light bar infiltration electric leakage.
The thermal hole 121 be filled with heat conduction material materials and parts 4, the both ends of the heat conduction material materials and parts 4 respectively with the copper foil layer
11 and heat-conducting glue layer 13 connect.In the present embodiment, the heat conduction material materials and parts 4 are the prior art, herein only as application；Institute
State heat conduction material materials and parts 4 be heat conductive silica gel part, heat conductive silica gel part have high thermal conductivity, splendid thermal conductivity, the good exhausted property of electricity, compared with
Wide use temperature, good stability in use, lower consistency and good workability；The heat conduction material materials and parts 4 are filled out
It is charged to the thermal hole 121, the both ends of the heat conduction material materials and parts 4 connect with the copper foil layer 11, heat-conducting glue layer 13 respectively, can make
Heat is directly transmitted to heat conduction material materials and parts 4 from copper foil layer 11, then pass to heat-conducting glue layer 13, be then passed to lamp outer casing or
Radiator reduces the thermal resistance generated between copper foil layer 11 and heat-conducting glue layer 13, improves the thermal conductivity flexible circuit board 1
Heating conduction.
The thermal hole 121 is round hole, slotted eye, square hole, diamond hole, one in tri-angle-holed and hexagonal hole
Kind is several.Preferably, the thermal hole 121 is round hole, goes out the insulation film 12 convenient for mass production, described
The aperture of round hole can more thermally conductive demand be configured, aperture is bigger, and the heating conduction of the thermal conductivity flexible circuit board 1 is got over
By force, in other embodiments, the thermal hole 121 can be slotted eye, square hole, diamond hole, tri-angle-holed and hexagon
One or more of hole.
The heat-conducting glue layer 13 with a thickness of 0.1-0.4mm.The heat-conducting glue layer 13 can reduce the thermal conductivity flexible circuit
The thermal contact resistance generated between plate 1 and the contact surface of lamp outer casing or radiator, effectively improves heating conduction；Preferably, institute
State heat-conducting glue layer 13 with a thickness of 0.2mm.
The copper foil layer 11 is frosting, the frosting and the insulation film close to the one side of the insulation film 12
12 fittings.The adhesive strength that the copper foil layer 11 and insulation film 12 are improved by the frosting, so that the copper foil layer 11
It with 12 close adhesion of insulation film, prevents the copper foil layer 11 from separating with insulation film 12, guarantees the thermal conductivity flexible circuit board 1
Quality stability.
The heat-conducting glue layer 13 is pasted with release protective film 5 far from the insulation film 12 on one side.The release protection
5 purpose of film is that the impurity such as dust are adhered to the heat-conducting glue layer 13 in order to prevent, and reduce the thermally conductive effect of the heat-conducting glue layer 13
Fruit；In addition, avoid influencing the heat-conducting glue layer 13 from stickiness and leakproofness, influence heat-conducting glue layer 13 and lamp outer casing or heat dissipation
The compactness of device, and it is unable to give full play the conductive force of heat-conducting glue layer 13；In actual use, the heat-conducting glue layer will be attached to
The 13 release protective film 5 is torn, and the heat-conducting glue layer 13 is then attached to lamp outer casing or radiator.
The shape of the thermal conductivity flexible circuit board 1 is strip, and multiple LED light 2 are uniformly distributed in the thermal conductivity flexible
Circuit board 1, the LED light 2 are welded with the copper foil layer 11.Multiple LED light 2 are uniformly distributed in the thermal conductivity flexible circuit
Plate 1 keeps the even intensity of light source, saves the energy, provides comfortable environment for consumer；The LED light 2 and the copper foil layer
11 welding, connect extraneous power supply, power supply and the copper foil layer 11 and the LED light 2 forms access, the LED light 2
It shines.
The LED light 2 is one of white lamp bead, amber light pearl, blue lamp pearl, green light pearl, red light pearl, orange lamp bead and purple lamp bead
Or it is several.According to consumer demand, suitable LED light 2 is selected.
The insulation film 12 is one of Kapton, polyester film and glass fibre membrane, the heat-conducting glue
Layer 13 is self-adhesion heat conduction silicone.Preferably, the insulation film 12 is Kapton, the Kapton tool
There are high temperature resistant outstanding, radiation hardness, resistant to chemical etching and electrical insulation capability, can be used for a long time in 250~280 DEG C of air, is fitted
Preferably it is used as the insulating materials of the thermal conductivity flexible circuit board 1；Using the self-adhesion heat conduction silicone, facilitate the thermal conductivity flexible electricity
Road plate 1 adhere well to lamp outer casing or radiator, assists the thermal conductivity flexible circuit board 1 to be attached at lamp without other measures
Have shell or radiator.In other embodiments, the insulation film 12 can be resistance to for polyester film and glass fibre membrane etc.
High temperature membrane, more preferably, the glass fibre membrane be glass fibre nethike embrane, avoid the insulation film 12 need to open up it is thermally conductive
The process in hole 121.Those skilled in the art can also be as needed, selects other insulation films made of heat-resisting material.
Above-described embodiment is the preferable implementation of the utility model, and in addition to this, the utility model can be with other sides
Formula realizes that any obvious replacement is in the protection model of the utility model without departing from the concept of the premise utility
Within enclosing.
Claims (10)
1. a kind of LED light bar, it is characterised in that：Connect including thermal conductivity flexible circuit board and the multiple and thermal conductivity flexible circuit board
The LED light connect, the thermal conductivity flexible circuit board include the copper foil layer, insulation film and heat-conducting glue layer being successively bonded, the insulation
Film offers several thermal holes, and the copper foil layer is connect with the LED light.
2. a kind of LED light bar according to claim 1, it is characterised in that：The LED light bar further includes glue material layer, described
The bottom surface of glue material layer is bonded with the copper foil layer far from the one side of insulation film, and multiple LED light are embedded at the glue material layer.
3. a kind of LED light bar according to claim 1, it is characterised in that：The thermal hole is filled with heat conduction material materials and parts, institute
The both ends for stating heat conduction material materials and parts are connect with the copper foil layer and heat-conducting glue layer respectively.
4. a kind of LED light bar according to claim 1, it is characterised in that：The thermal hole be round hole, slotted eye,
One or more of square hole, diamond hole, tri-angle-holed and hexagonal hole.
5. a kind of LED light bar according to claim 1, it is characterised in that：The heat-conducting glue layer with a thickness of 0.1-
0.4mm。
6. a kind of LED light bar according to claim 1, it is characterised in that：The copper foil layer is close to the insulation film
It is on one side frosting, the frosting is bonded with the insulation film.
7. a kind of LED light bar according to claim 1, it is characterised in that：The heat-conducting glue layer is far from the insulation film
Be pasted with release protective film on one side.
8. a kind of LED light bar according to claim 1, it is characterised in that：The shape of the thermal conductivity flexible circuit board is item
Shape, multiple LED light are uniformly distributed in the thermal conductivity flexible circuit board, and the LED light and the copper foil layer weld.
9. a kind of LED light bar according to claim 1, it is characterised in that：The LED light is white lamp bead, amber light pearl, blue lamp
One or more of pearl, green light pearl, red light pearl, orange lamp bead and purple lamp bead.
10. a kind of LED light bar according to claim 1, it is characterised in that：The insulation film be Kapton,
One of polyester film and glass fibre membrane, the heat-conducting glue layer are self-adhesion heat conduction silicone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820191046.XU CN208123967U (en) | 2018-02-01 | 2018-02-01 | A kind of LED light bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820191046.XU CN208123967U (en) | 2018-02-01 | 2018-02-01 | A kind of LED light bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208123967U true CN208123967U (en) | 2018-11-20 |
Family
ID=64206752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820191046.XU Active CN208123967U (en) | 2018-02-01 | 2018-02-01 | A kind of LED light bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208123967U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109275323A (en) * | 2018-11-22 | 2019-01-25 | 努比亚技术有限公司 | A kind of mobile terminal and its heat dissipating method, radiator, flexible circuit board |
| CN110081334A (en) * | 2019-06-19 | 2019-08-02 | 深圳市鑫盛源光电有限公司 | A kind of without hindrance heat radiating LED lamp band of any bending of energy |
-
2018
- 2018-02-01 CN CN201820191046.XU patent/CN208123967U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109275323A (en) * | 2018-11-22 | 2019-01-25 | 努比亚技术有限公司 | A kind of mobile terminal and its heat dissipating method, radiator, flexible circuit board |
| CN109275323B (en) * | 2018-11-22 | 2021-12-17 | 努比亚技术有限公司 | Mobile terminal, heat dissipation method and device thereof, and flexible circuit board |
| CN110081334A (en) * | 2019-06-19 | 2019-08-02 | 深圳市鑫盛源光电有限公司 | A kind of without hindrance heat radiating LED lamp band of any bending of energy |
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