CN207005763U - LED with combination heat dissipation structure - Google Patents
LED with combination heat dissipation structure Download PDFInfo
- Publication number
- CN207005763U CN207005763U CN201720410728.0U CN201720410728U CN207005763U CN 207005763 U CN207005763 U CN 207005763U CN 201720410728 U CN201720410728 U CN 201720410728U CN 207005763 U CN207005763 U CN 207005763U
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- China
- Prior art keywords
- heat
- housing
- fan
- dissipating cylinder
- cylinder
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- 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
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Abstract
The utility model discloses the LED with combination heat dissipation structure, including lighting device, heat abstractor and fan assembly；The lighting device includes LED lamp bead, circuit substrate, reflector, transmissive mirror, heat conductive silica gel band, and the reflector is that outside is cased with heat conduction bowl；The heat abstractor includes heat-dissipating cylinder, guide shell, is provided with thermal column in the heat-dissipating cylinder, multiple radiating fins is provided with the thermal column, the heat-dissipating cylinder is enclosed in guide shell；The fan assembly includes housing, fan, motor, the enclosure interior has cavity, the fan is connected with motor, in housing hollow, the housing has multiple air outlets in fan air side, the air outlet connects with heat-dissipating cylinder inner space, and the housing has multiple air intake vents in the opposite side of fan.The utility model utilizes the combination application of a variety of radiating modes, improves the radiating effect of heat abstractor.
Description
Technical field
A kind of LED is the utility model is related to, more particularly to a kind of LED with group radiator structure.
Background technology
LED is widely used in various lighting fields, but LED with the advantages that energy-saving and environmental protection, small volume, fast response
The efficiency that the electric energy of tool turns luminous energy only has 30% or so, and remaining most of electric energy is converted into heat energy, causes LED lamp illuminating
Cheng Zhonghui produces higher heat.Because LED luminance and luminous mass can decline with the rise of temperature, the heat of accumulation will
The temperature of LED lamp bead can be caused too high, so as to influence the luminous efficiency of LED light fixtures and reduction of service life.Therefore, radiating is asked
Topic directly affects the service life of LED lamp bead.
Application No. CN 201610886483 patent discloses the radiator structure of .LED light fixtures, the LED light fixtures bag
The substrate that upper surface is uniformly laid with some LED lamp beads is included, by the radiator of application boring, there is dissipating for heat-conducting effect
Hot layer of silica gel and radiating fin, there is radiating effect to improve LED.The LED light fixtures can reach preferable radiating effect,
But if LED uses for a long time, hot gas is full of in radiator, it is difficult to is distributed, is caused radiating effect to decline, influences LED
Permanence operation.
Utility model content
The utility model provides the LED with combination heat dissipation structure, at least to solve in the prior art in radiator
The problem of hot gas is difficult to distribute, and radiating effect declines.
The utility model provides the LED with combination heat dissipation structure, including lighting device, heat abstractor and fan dress
Put；The lighting device includes LED lamp bead, circuit substrate, reflector, transmissive mirror, heat conductive silica gel band, the LED lamp bead installation
In circuit substrate, the reflector is cased with heat conduction bowl, the reflector and heat conduction bowl for outside and passes through heat conductive silica gel band and electricity
Base board is connected, and the transmissive mirror is arranged on reflector and heat conduction bowl；The heat abstractor includes heat-dissipating cylinder, guide shell, institute
State heat conductive silica gel band and circuit substrate is arranged on heat-dissipating cylinder one end, the heat-dissipating cylinder other end is hatch frame, the heat-dissipating cylinder
It is interior to be provided with thermal column, multiple radiating fins are installed, the heat-dissipating cylinder can be inserted in guide shell on the thermal column；The fan
Device includes housing, fan, motor, and the heat-dissipating cylinder is linked in guide shell, on housing, the housing and guide shell
It is fixedly connected, the enclosure interior has cavity, and the fan is connected with motor, and in housing hollow, the housing exists
Fan air side has multiple air outlets, and the air outlet connects with heat-dissipating cylinder inner space, and the housing is in the another of fan
Side has multiple air intake vents.
Optionally, between the circuit substrate and heat-dissipating cylinder, provided with thermal grease layer.
Optionally, the heat-dissipating cylinder is additionally provided with internal guide cylinder, and the internal guide cylinder is arranged on the housing of fan assembly
On, the air outlet on the housing connects with the inner space of internal guide cylinder.
Optionally, the air intake vent is provided with Air Filter.
Optionally, the reflector is aluminium foil.
Optionally, the heat conduction bowl is red copper.
The utility model compared with prior art, by installing fan assembly in LED, and using heat-dissipating cylinder with leading
Flow cartridge combines, and forms gas guiding channel, wind caused by fan is flowed according to gas guiding channel, replaces heat abstractor
Internal hot gas, accelerate the gas exchange rate of heat sink interior, improve the radiating effect of heat abstractor.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the connection diagram of the utility model embodiment thermal column and radiating fin；
Fig. 3 is the structural representation that the utility model embodiment has internal guide cylinder.
Embodiment
In order that those skilled in the art more fully understand the utility model, it is real below in conjunction with the utility model
The accompanying drawing in example is applied, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that be described
Embodiment is only the embodiment of the utility model part, rather than whole embodiments.Based on the reality in the utility model
Example is applied, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all should
When the scope for belonging to the utility model protection.
The utility model embodiment provides the LED with combination heat dissipation structure, as shown in Figure 1 and Figure 2, including illumination
Device, heat abstractor and fan assembly 9；The lighting device include LED lamp bead 1, circuit substrate 2, reflector 6, transmissive mirror 5,
Heat conductive silica gel band 3, the LED lamp bead 1 are arranged in circuit substrate 2, and the reflector 6 is that outside is cased with heat conduction bowl 4, described
Reflector 6 and heat conduction bowl 4 are connected by heat conductive silica gel band 3 with circuit substrate 2, and the transmissive mirror 5 is arranged on reflector 6 and heat conduction
On bowl 4；The heat abstractor includes heat-dissipating cylinder 7, guide shell 8, and the heat conductive silica gel band 3 and circuit substrate 2 are arranged on heat-dissipating cylinder 7
One end, the other end of heat-dissipating cylinder 7 are hatch frame, are provided with thermal column 71 in the heat-dissipating cylinder 7, are installed on the thermal column 71
There are multiple radiating fins 72, the heat-dissipating cylinder 7 can be inserted in guide shell 8；The fan assembly 9 includes housing 91, fan 92, electricity
Machine 93, the heat-dissipating cylinder 7 is linked in guide shell 8, and on housing 91, the housing 91 is fixedly connected with guide shell 8, institute
Stating the inside of housing 91 has cavity, and the fan 92 is connected with motor 93, and in the cavity of housing 91, the housing 91 is in wind
Fan air side has multiple air outlets 94, and the air outlet 94 connects with the inner space of heat-dissipating cylinder 7, and the housing 91 is in fan
Opposite side has multiple air intake vents 95.
Wherein, as depicted in figs. 1 and 2, radiating fin 72 is list structure, and is installed along the surface of thermal column 71.
LED lamp bead 1 is used as heating main body, is main heat production source, and the utility model embodiment is used with heat dispersion
Heat conduction bowl 4, heat conductive silica gel band 3 and heat-dissipating cylinder 7 combine, and surround LED lamp bead 1, heat produced by LED lamp beads 1 are efficiently led outer
Portion.The combination of heat-dissipating cylinder 7 and guide shell 8 forms gas guiding channel, allows wind caused by fan assembly 9 along heat-dissipating cylinder 7
Surface flow, promote distributing for the surrounding hot gas of heat-dissipating cylinder 7, effectively take away the heat on the surface of heat-dissipating cylinder 7, reach the effect of combination radiating
Fruit, so that it is guaranteed that LED can have good using effect for a long time.
Optionally, between the circuit substrate 2 and heat-dissipating cylinder 7, provided with thermal grease layer.
The utility model embodiment passes through thermal conductive silicon by setting thermal grease layer between circuit substrate 2 and heat-dissipating cylinder 7
The space that lipid layer is effectively filled up between circuit substrate 2 and heat-dissipating cylinder 7, enhancing heat is from circuit substrate 2 to the transmission of heat-dissipating cylinder 7
Effect, it is ensured that heat caused by LED can transmit heat-dissipating cylinder 7 quickly through circuit substrate 2, improve the radiating efficiency of LED.
Optionally, as shown in figure 3, the heat-dissipating cylinder 7 is additionally provided with internal guide cylinder 10, the internal guide cylinder 10 is arranged on
On the housing 91 of fan assembly 9, the air outlet 94 on the housing 91 connects with the inner space of internal guide cylinder 10.
Wherein, as shown in figure 3, the combination of heat-dissipating cylinder 7 and internal guide cylinder 10 and guide shell 8, forms longer bending type
Gas guiding channel, wind energy is enough close to heat-dissipating cylinder surface flow caused by fan assembly 9.
The utility model embodiment makes fan assembly 9 by the combination of heat-dissipating cylinder 7 and internal guide cylinder 10 and guide shell 8
Caused wind energy enough sufficiently contacts with heat-dissipating cylinder and carries out heat exchange, reaches good radiating effect.
Optionally, the air intake vent is provided with Air Filter.
Wherein, Air Filter is demountable structure.
Dust easily by electrostatic influence, is accumulated near motor, influences fan, and dust is easily caused inside gas guiding channel
Go mouldy, influence the integral heat sink effect of LED.Utility model embodiment is by using Air Filter, the powder being effectively isolated in air
Dirt, ensure that the inner space of heat abstractor and fan assembly 9 is clean, it is ensured that LED lamps there can be good radiating to imitate for a long time
Fruit, and ensure that motor can grow scattered effective operation.
Optionally, the reflector 6 is aluminium foil.
By being used as the structure of reflector 6 using aluminium foil, the strong reflective having using aluminium foil reaches the utility model embodiment
To preferable reflecting effect, simultaneously as aluminium foil has preferable heat conductivility, heat efficiently can be transferred to heat conduction bowl
4, improve the radiating effect of LED.
Optionally, the heat conduction bowl 4 is red copper.
The utility model embodiment is the structure of heat conduction bowl 4 by application red copper, using the high thermal conductivity of red copper, makes LED
Heat caused by lamp quickly outside heat conduction bowl 4, can improve the integral heat sink efficiency of LED.
Claims (6)
1. the LED with combination heat dissipation structure, it is characterised in that including：
Lighting device, the lighting device includes LED lamp bead, circuit substrate, reflector, transmissive mirror, heat conductive silica gel band, described
LED lamp bead is arranged in circuit substrate, and the reflector is that outside is cased with heat conduction bowl, and the reflector and heat conduction bowl pass through heat conduction
Silicone band is connected with circuit substrate, and the transmissive mirror is arranged on reflector and heat conduction bowl；
Heat abstractor, the heat abstractor include heat-dissipating cylinder, guide shell, and the heat conductive silica gel band and circuit substrate are arranged on radiating
Cylinder one end, the heat-dissipating cylinder other end are hatch frame, are provided with thermal column in the heat-dissipating cylinder, are provided with the thermal column more
Individual radiating fin, the heat-dissipating cylinder can be inserted in guide shell；
Fan assembly, the fan assembly include housing, fan, motor, and the heat-dissipating cylinder is linked in guide shell, installed in shell
On body, the housing is fixedly connected with guide shell, and the enclosure interior has cavity, and the fan is connected with motor, is arranged on
In housing hollow, the housing has multiple air outlets in fan air side, and the air outlet connects with heat-dissipating cylinder inner space,
The housing has multiple air intake vents in the opposite side of fan.
2. the LED according to claim 1 with combination heat dissipation structure, it is characterised in that the circuit substrate is with dissipating
Between hot cylinder, provided with thermal grease layer.
3. the LED according to claim 1 with combination heat dissipation structure, it is characterised in that the heat-dissipating cylinder is additionally provided with
Internal guide cylinder, the internal guide cylinder are arranged on the housing of fan assembly, air outlet and internal diversion on the housing
The inner space connection of cylinder.
4. the LED according to claim 1 with combination heat dissipation structure, it is characterised in that the air intake vent is provided with anti-
Dirt net.
5. the LED according to claim 1 with combination heat dissipation structure, it is characterised in that the reflector is aluminium foil.
6. the LED according to claim 1 with combination heat dissipation structure, it is characterised in that the heat conduction bowl is red copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720410728.0U CN207005763U (en) | 2017-04-19 | 2017-04-19 | LED with combination heat dissipation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720410728.0U CN207005763U (en) | 2017-04-19 | 2017-04-19 | LED with combination heat dissipation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207005763U true CN207005763U (en) | 2018-02-13 |
Family
ID=61441785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720410728.0U Expired - Fee Related CN207005763U (en) | 2017-04-19 | 2017-04-19 | LED with combination heat dissipation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207005763U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110505795A (en) * | 2019-08-26 | 2019-11-26 | 深圳市易光科技有限公司 | A kind of LED drive power with overheating protection function |
-
2017
- 2017-04-19 CN CN201720410728.0U patent/CN207005763U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110505795A (en) * | 2019-08-26 | 2019-11-26 | 深圳市易光科技有限公司 | A kind of LED drive power with overheating protection function |
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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: 20180213 Termination date: 20200419 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |