CN208546760U - A kind of COB lamp bead - Google Patents
A kind of COB lamp bead Download PDFInfo
- Publication number
- CN208546760U CN208546760U CN201820707613.2U CN201820707613U CN208546760U CN 208546760 U CN208546760 U CN 208546760U CN 201820707613 U CN201820707613 U CN 201820707613U CN 208546760 U CN208546760 U CN 208546760U
- Authority
- CN
- China
- Prior art keywords
- arc
- mounting surface
- aluminum substrate
- light source
- circuit board
- 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
- 239000011324 bead Substances 0.000 title claims abstract description 12
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 26
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 230000017525 heat dissipation Effects 0.000 claims abstract description 13
- 239000004411 aluminium Substances 0.000 claims abstract description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000000191 radiation effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000243 photosynthetic effect Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a kind of COB lamp beads, including aluminum substrate, circuit board and LED chip, the aluminum substrate is circular slab, mounting surface is equipped on aluminium base plate top surface, the mounting surface is the round plate face being made of multiple arc plates, and circular arc front edge of board has arc notch, and front end forms circular open when multiple arc plates dock, there is heat dissipation channel, heat dissipation channel is docked and connected by the circular open of circular arc front edge of board between two neighboring arc plate；It is equipped with light source above the mounting surface, there is cylindrical light-permeable shell on the outside of light source, the circuit board to fit with mounting surface is equipped in light source, the circuit board and aluminum substrate are electrically connected；The mounting surface that the present apparatus is formed by being provided with multiple arc surfaces, it can not only realize the high efficiency and heat radiation effect of conventional COB light source, the heat participated on electric wire is connected with aluminum substrate also for circuit board effectively to distribute, and further improved the heat dissipation effect of device, guaranteed the service life of device.
Description
Technical field
The utility model relates to lamp bead, specifically a kind of COB lamp bead.
Background technique
Traditional COB lamp bead generally comprises aluminum substrate, circuit and light source, and LED chip is placed directly against to the mirror of high reflecting rate
High photosynthetic efficiency on the metal substrate of face integrates area source technology, this technology eliminates bracket concept, electroless plating, without Reflow Soldering, without patch
Piece process, therefore process reduces nearly one third, cost also saves one third.Itself structure ensures that light source working
When the heat that generates can rapid cooling, but the heat generated in circuit and aluminum substrate work can then accumulate, and work long hours down
Also certain high temperature can be generated.
Utility model content
The purpose of this utility model is to provide a kind of COB lamp beads, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides the following technical solutions:
A kind of COB lamp bead, including aluminum substrate, circuit board and LED chip, the aluminum substrate is circular slab, on aluminum substrate top
Face is equipped with mounting surface, and the mounting surface is the round plate face being made of multiple arc plates, and circular arc front edge of board has arc notch,
Front end forms circular open when multiple arc plates dock, and has heat dissipation channel between two neighboring arc plate, heat dissipation channel passes through
The circular open of circular arc front edge of board is docked and connected；It is equipped with light source above the mounting surface, there is cylindrical light transmission shell on the outside of light source
Body is equipped with the circuit board to fit with mounting surface in light source, and the circuit board and aluminum substrate are electrically connected, and circuit board and aluminium
The electric wire of substrate connection is passed through out of circular arc front edge of board circular open, and plane is covered with multiple LED chips on circuit boards.
As a preferred embodiment of the present invention: the arc plate is in 1/6 arc-shaped.
As the utility model further preferred embodiment: the arc plate is that bottom surface has the insulation being recessed upwards
Plate.
Compared with prior art, the utility model has the beneficial effects that the present apparatus is formed by being provided with multiple arc surfaces
Mounting surface, can not only realize the high efficiency and heat radiation effect of conventional COB light source, circuit board be connected with aluminum substrate residual on electric wire
Remaining heat also can be distributed effectively, further improve the heat dissipation effect of device, guarantee the service life of device.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the top view of mounting surface in the utility model.
1- aluminum substrate in figure, 2- mounting surface, 3- heat dissipation channel, 4- light source, 5- circuit board, 6-LED chip, 7- arc plate.
Specific embodiment
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
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, in the utility model embodiment, a kind of COB lamp bead, including aluminum substrate 1, circuit board 5 and LED core
Piece 6, the aluminum substrate 1 are circular slab, and mounting surface 2 is equipped on 1 top surface of aluminum substrate, and the mounting surface 2 is by multiple arc plates 7
The round plate face of composition, 7 front end of arc plate have arc notch, and front end forms circular open when multiple arc plates 7 dock, adjacent
There is heat dissipation channel 3, heat dissipation channel 3 is docked and connected by the circular open of 7 front end of arc plate, described between two arc plates 7
Arc plate 7 is that bottom surface has the insulation board being recessed upwards, and arc plate 7 is in 1/6 arc-shaped；
Be equipped with light source 4 above the mounting surface 2, there is on the outside of light source 4 cylindrical light-permeable shell, be equipped in light source 4 with
The circuit board 5 that mounting surface fits, the circuit board 5 is electrically connected with aluminum substrate 1, and the electricity that circuit board 5 is connect with aluminum substrate 1
Line is passed through out of 7 front end of arc plate circular open, and plane is covered with multiple LED chips 6 on circuit board 5；When device works,
By the mounting surface 2 being made of multiple arc plates 7, heat remaining on electric wire is connected for circuit board 5 and aluminum substrate 1 and also can
It effectively distributes, further improves the heat dissipation effect of device, guarantee the service life of device.
The working principle of the utility model is: the mounting surface 2 that the present apparatus is formed by being provided with multiple arc surfaces 7, not only
The high efficiency and heat radiation effect that can be realized conventional COB light source connects heat remaining on electric wire for circuit board 5 and aluminum substrate 1
It can effectively distribute, further improve the heat dissipation effect of device, guarantee the service life of device.
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 is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (3)
1. a kind of COB lamp bead, including aluminum substrate, circuit board and LED chip, which is characterized in that the aluminum substrate is circular slab,
Aluminium base plate top surface is equipped with mounting surface, and the mounting surface is the round plate face being made of multiple arc plates, and circular arc front edge of board has
Arc notch, front end forms circular open when multiple arc plates dock, and has heat dissipation channel, heat dissipation between two neighboring arc plate
Channel is docked and connected by the circular open of circular arc front edge of board；It is equipped with light source above the mounting surface, there is cylinder on the outside of light source
Shape light-permeable shell is equipped with the circuit board to fit with mounting surface in light source, and the circuit board and aluminum substrate are electrically connected, and electricity
The electric wire that road plate is connect with aluminum substrate is passed through out of circular arc front edge of board circular open, and plane is covered with multiple on circuit boards
LED chip.
2. a kind of COB lamp bead according to claim 1, which is characterized in that the arc plate is in 1/6 arc-shaped.
3. a kind of COB lamp bead according to claim 1, which is characterized in that the arc plate is that bottom surface has recess upwards
Insulation board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820707613.2U CN208546760U (en) | 2018-05-14 | 2018-05-14 | A kind of COB lamp bead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820707613.2U CN208546760U (en) | 2018-05-14 | 2018-05-14 | A kind of COB lamp bead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208546760U true CN208546760U (en) | 2019-02-26 |
Family
ID=65420421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820707613.2U Expired - Fee Related CN208546760U (en) | 2018-05-14 | 2018-05-14 | A kind of COB lamp bead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208546760U (en) |
-
2018
- 2018-05-14 CN CN201820707613.2U patent/CN208546760U/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: 20190226 |