CN208764897U - A kind of LED light source radiator structure - Google Patents
A kind of LED light source radiator structure Download PDFInfo
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- CN208764897U CN208764897U CN201821485903.3U CN201821485903U CN208764897U CN 208764897 U CN208764897 U CN 208764897U CN 201821485903 U CN201821485903 U CN 201821485903U CN 208764897 U CN208764897 U CN 208764897U
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- light source
- led light
- radiator
- circuit board
- guide rod
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Abstract
The utility model discloses a kind of LED light source radiator structures, it is intended to solve the bad deficiency of LED light source cooling effect.The utility model includes LED light source, circuit board, radiator, and LED light source is installed on circuit boards, and high-heat-conductivity glue is connected between circuit board and radiator, and LED light source edge is equipped with thermal vias on circuit board.LED light source is installed on circuit boards, and the high-heat-conductivity glue between circuit board and radiator plays good conduction of heat, will carry out rapid cooling in the heat transfer to radiator of LED light source work generation, while the setting of thermal vias advantageously forms heat loss through convection.The good heat dissipation effect of this high efficiency LED light source radiator structure.
Description
Technical field
The utility model relates to a kind of LED heat dissipation technologys, more specifically, it relates to a kind of LED light source radiator structure.
Background technique
Its heat dissipation effect directly affects luminous intensity and service life in LED use process, especially for powerful
LED radiates more important.Traditional radiating mode is that directly LED patch is welded on heat-radiating substrate at present, but this mode
Heat dissipation effect is bad.
Utility model content
The utility model overcomes the bad deficiency of LED light source cooling effect, provides a kind of LED light source radiator structure,
Its good heat dissipation effect.
In order to solve the above-mentioned technical problem, the utility model uses a kind of following technical scheme: LED light source radiator structure,
Including LED light source, circuit board, radiator, LED light source is installed on circuit boards, and high thermal conductivity is connected between circuit board and radiator
Glue, LED light source edge is equipped with thermal vias on circuit board.
LED light source is installed on circuit boards, and the high-heat-conductivity glue between circuit board and radiator plays good heat transfer
Effect will carry out rapid cooling in the heat transfer to radiator of LED light source work generation, while the setting of thermal vias is advantageous
In formation heat loss through convection.The good heat dissipation effect of this high efficiency LED light source radiator structure.
Preferably, circuit board is one of hard circuit board or flexible circuit board.Circuit board uses hard circuit board
Or flexible circuit board, meet different requirements.Imitative lumen LED light source then uses left-hand thread mode, anti-from hard circuit board bottom
Button patch weldering, is directly arranged high thermal conductivity cloth, high-heat-conductivity glue and radiator in imitative lumen LED light source bottom.
Preferably, being equipped with high thermal conductivity cloth in high-heat-conductivity glue.High thermal conductivity cloth further increases thermal conduction effect.
Preferably, radiator includes upper radiator, lower radiator, bottom plate, upper radiator includes upper junction plate, Ruo Ganshang
Cooling fin, upper cooling fin are arranged on upper junction plate lower surface, and high-heat-conductivity glue is connected on upper junction plate upper surface, upper junction plate
Lower surface is equipped with several guide rods and several positioning tubes；Lower radiator includes lower connecting plate, several lower cooling fins, and lower cooling fin is set
It sets on lower connecting plate lower surface, corresponds with guide rod on lower connecting plate and be equipped with several guide holes, on lower connecting plate and positioning tube
It corresponding and is equipped with several mandrils, guide rod is actively plugged in guide hole and lower end is connect with bottom plate, retaining spring is set on guide rod,
Retaining spring is arranged between bottom plate and lower cooling fin, and deformable bladder is installed in positioning tube, and mandril is mounted in positioning tube, deforms
Air bag is connected between positioning tube bottom and mandril；Opposite sides edge is equipped with two thermally conductive clamping plates, upper connection on lower connecting plate
Activity is clamped between two thermally conductive clamping plates and realizes heat transfer the upper cooling fin of two sides respectively on plate, and upper cooling fin lower end is fitted in down
On connecting plate upper surface.
Radiator is formed by upper radiator, lower radiator, floor combination, split type structure, upper radiator and lower radiator
Between be inserted into guide hole by the fitting and guide rod of upper cooling fin and thermally conductive clamping plate and realize heat transfer.Make under high temperature environment
Used time, upper heat dissipation temperature is higher, and when gases are heated, they expand in deformable bladder at this time pushes down on mandril, thus under making entirely
Radiator moves down, and the gap between upper radiator and lower radiator increases, and is conducive to the circulation of air, improves heat dissipation effect
Fruit.After the decline of upper radiator temperature, deformable bladder restores to the original state, under retaining spring effect, lower radiator return.It is this
The radiator of structure setting can be according to the position of radiator under the height adjust automatically of temperature, when temperature is higher, lower radiator
It moves down, the gap in increase between radiator and lower radiator, accelerates the circulation of air, improve heat dissipation effect.
Preferably, guide rod and positioning tube are arranged on cooling fin, upper junction plate edge two on cooling fin both ends
Position is respectively provided with a guide rod；Four positioning tubes are respectively provided on other upper cooling fins.This structure is provided with conducive to lower cooling fin
Steady movement.
Preferably, lower surface of base plate and guide rod corresponding position are equipped with mounting groove, installation groove bottom is equipped with positioning jack,
Lower end of the guide rod is equipped with locking head, and locking head diameter is less than guide rod diameter, and locking head adaptation is inserted into positioning jack, lower end of the guide rod
It is connected on plate upper surface, locking nut is threadedly coupled on locking head, clamping screw is arranged in mounting groove.Lower end of the guide rod with
Bottom plate is easy installation and reliable.
Compared with prior art, the utility model has the beneficial effects that the good heat dissipation effect of (1) LED light source radiator structure；
(2) radiator can be according to the position of radiator under the height adjust automatically of temperature, when temperature is higher, and lower radiator is to moving down
Dynamic, deformable bladder is poked in the gap in increase between radiator and lower radiator, setting, blows out the gas in deformable bladder,
Accelerate the circulation of air, improves heat dissipation effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiments of the present invention 1；
Fig. 2 is the structural schematic diagram of the embodiments of the present invention 2；
Fig. 3 is the structural schematic diagram of the radiator of the utility model；
Fig. 4 is radiator structure schematic diagram on the radiator of the utility model；
Fig. 5 be the utility model radiator under radiator structural schematic diagram；
In figure: 1, LED light source, 2, circuit board, 3, high-heat-conductivity glue, 4, high thermal conductivity cloth, 5, upper radiator, 6, lower radiator,
7, bottom plate, 8, upper junction plate, 9, upper cooling fin, 10, guide rod, 11, positioning tube, 12, lower connecting plate, 13, lower cooling fin, 14, lead
Hole, 15, mandril, 16, retaining spring, 17, deformable bladder, 18, thermally conductive clamping plate, 19, stamp needle, 20, soldering-tin layer, 21, mounting groove,
22, positioning jack, 23, locking head, 24, locking nut.
Specific embodiment
Below by specific embodiment, and in conjunction with attached drawing, the technical solution of the utility model work is further specifically retouched
It states:
Embodiment 1: a kind of LED light source radiator structure (referring to attached drawing 1, attached drawing 3, attached drawing 4, attached drawing 5), including LED light source
1, circuit board 2, radiator, LED light source are installed on circuit boards, and high-heat-conductivity glue 3, circuit board are connected between circuit board and radiator
Upper LED light source edge is equipped with thermal vias.Circuit board is hard circuit board.High thermal conductivity cloth 4 is installed in high-heat-conductivity glue.Hard electricity
Road plate is equipped with via hole, and imitative lumen LED light source then uses left-hand thread mode, passes through the patch weldering of via hole left-hand thread from hard circuit board bottom,
In imitative lumen LED light source bottom, high thermal conductivity cloth, high-heat-conductivity glue and radiator are directly set.
Radiator includes upper radiator 5, lower radiator 6, bottom plate 7, and upper radiator includes upper junction plate 8, several upper heat dissipations
Piece 9, upper cooling fin are arranged in parallel on upper junction plate lower surface, and high-heat-conductivity glue is connected on upper junction plate upper surface, upper connection
Plate lower surface is equipped with several guide rods 10 and several positioning tubes 11；Lower radiator includes lower connecting plate 12, several lower cooling fins 13,
Lower cooling fin is arranged in parallel on lower connecting plate lower surface, is corresponded with guide rod on lower connecting plate and is equipped with several guide holes 14, under
It corresponding with positioning tube on connecting plate and is equipped with several mandrils 15, guide rod is actively plugged in guide hole and lower end is connect with bottom plate,
Retaining spring 16 is set on guide rod, retaining spring is arranged between bottom plate and lower cooling fin, deformable bladder 17 is installed in positioning tube,
Mandril is mounted in positioning tube, and deformable bladder is connected between positioning tube bottom and mandril；Opposite sides edge on lower connecting plate
Two thermally conductive clamping plates 18 are equipped with, activity is clamped in realization heat between two thermally conductive clamping plates to the upper cooling fin of two sides respectively on upper junction plate
Conduction, upper cooling fin lower end is fitted on lower connecting plate upper surface.It is equipped with close to opening end position for poking in positioning tube
The stamp needle 19 of deformable bladder, stamp needle are obliquely installed towards mandril from lower to upper.Guide rod and positioning tube are arranged on cooling fin,
Cooling fin end positions are respectively provided with a guide rod on the two of upper junction plate edge；Four positioning tubes are respectively provided on other upper cooling fins.
Lower surface of base plate is equipped with one layer of soldering-tin layer 20.Lower surface of base plate and guide rod corresponding position are equipped with mounting groove 21, mounting groove bottom
Face is equipped with positioning jack 22, and lower end of the guide rod is equipped with locking head 23, and locking head diameter is less than guide rod diameter, and locking head adaptation is inserted into
In positioning jack, lower end of the guide rod is connected on plate upper surface, and locking nut 24, clamping screw setting are threadedly coupled on locking head
In mounting groove.
LED light source is installed on circuit boards, and the high-heat-conductivity glue between circuit board and radiator plays good heat transfer
Effect will carry out rapid cooling in the heat transfer to radiator of LED light source work generation, while the setting of thermal vias is advantageous
In formation heat loss through convection.Radiator is formed by upper radiator, lower radiator, floor combination, split type structure, and upper radiator is under
Fitting and guide rod between radiator by upper cooling fin and thermally conductive clamping plate, which are inserted into guide hole, realizes heat transfer.In high temperature ring
In use, upper heat dissipation temperature is higher under border, when gases are heated, they expand in deformable bladder at this time pushes down on mandril, to make
Entirely lower radiator moves down, and the gap between upper radiator and lower radiator increases, and is conducive to the circulation of air, improves and dissipates
Thermal effect.After the decline of upper radiator temperature, deformable bladder restores to the original state, under retaining spring effect, lower radiator return.
The radiator of this structure setting can be lower to dissipate according to the position of radiator under the height adjust automatically of temperature, when temperature is higher
Hot body moves down, the gap in increase between radiator and lower radiator, accelerates the circulation of air, improves heat dissipation effect.When
Upper heat dissipation temperature is excessively high, and the deformation quantity of deformable bladder reaches capacity position and abuts on stamp needle, and stamp needle pokes deformable bladder,
Gas in deformable bladder is blown out outward, is blowed between radiator and lower radiator, and the circulation of gas is accelerated, and is conducive to mention
High radiating rate, prevents superheating phenomenon and damages LED device.
Embodiment 2: a kind of LED light source radiator structure (referring to attached drawing 2), structure is similar to Example 1, main difference
It is flexible circuit board in circuit board in this present embodiment, is fitted without high thermal conductivity cloth in high-heat-conductivity glue.Other structures and embodiment 1
It is identical.
Embodiment described above is two kinds of preferable schemes of the utility model, is not made to the utility model any
Formal limitation, there are also other variations and modifications on the premise of not exceeding the technical scheme recorded in the claims.
Claims (6)
1. a kind of LED light source radiator structure, characterized in that including LED light source, circuit board, radiator, LED light source is mounted on electricity
On the plate of road, high-heat-conductivity glue is connected between circuit board and radiator, LED light source edge is equipped with thermal vias on circuit board.
2. a kind of LED light source radiator structure according to claim 1, characterized in that circuit board is hard circuit board or soft
One of property circuit board.
3. a kind of LED light source radiator structure according to claim 1, characterized in that be equipped with high thermal conductivity in high-heat-conductivity glue
Cloth.
4. a kind of LED light source radiator structure according to claim 1, characterized in that radiator include upper radiator, it is lower dissipate
Hot body, bottom plate, upper radiator include upper junction plate, several upper cooling fins, and upper cooling fin is arranged on upper junction plate lower surface, high
Heat-conducting glue is connected on upper junction plate upper surface, and upper junction plate lower surface is equipped with several guide rods and several positioning tubes；Lower heat dissipation
Body includes lower connecting plate, several lower cooling fins, and lower cooling fin is arranged on lower connecting plate lower surface, on lower connecting plate and guide rod one
One is correspondingly provided with several guide holes, corresponds on lower connecting plate with positioning tube and is equipped with several mandrils, guide rod is actively plugged in guide hole
In and lower end connect with bottom plate, be set with retaining spring on guide rod, retaining spring is arranged between bottom plate and lower cooling fin, positioning tube
Interior installation deformable bladder, mandril are mounted in positioning tube, and deformable bladder is connected between positioning tube bottom and mandril；Lower connecting plate
Upper opposite sides edge is equipped with two thermally conductive clamping plates, and activity is clamped in two heat conducting clamps to the upper cooling fin of two sides respectively on upper junction plate
Heat transfer is realized between plate, upper cooling fin lower end is fitted on lower connecting plate upper surface.
5. a kind of LED light source radiator structure according to claim 4, characterized in that guide rod and positioning tube are arranged at
On cooling fin, upper junction plate edge two on cooling fin end positions be respectively provided with a guide rod；Four are respectively provided on other upper cooling fins
A positioning tube.
6. a kind of LED light source radiator structure according to claim 4 or 5, characterized in that lower surface of base plate and guide rod are corresponding
Position is equipped with mounting groove, and installation groove bottom is equipped with positioning jack, and lower end of the guide rod is equipped with locking head, and locking head diameter is less than guide rod
Diameter, locking head adaptation are inserted into positioning jack, and lower end of the guide rod is connected on plate upper surface, and lock is threadedly coupled on locking head
Tight nut, clamping screw are arranged in mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821485903.3U CN208764897U (en) | 2018-09-11 | 2018-09-11 | A kind of LED light source radiator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821485903.3U CN208764897U (en) | 2018-09-11 | 2018-09-11 | A kind of LED light source radiator structure |
Publications (1)
| Publication Number | Publication Date |
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| CN208764897U true CN208764897U (en) | 2019-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821485903.3U Active CN208764897U (en) | 2018-09-11 | 2018-09-11 | A kind of LED light source radiator structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373205A (en) * | 2018-09-11 | 2019-02-22 | 天台天宇光电股份有限公司 | A kind of high efficiency LED light source radiator structure |
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2018
- 2018-09-11 CN CN201821485903.3U patent/CN208764897U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373205A (en) * | 2018-09-11 | 2019-02-22 | 天台天宇光电股份有限公司 | A kind of high efficiency LED light source radiator structure |
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