CN206973503U - A kind of three-dimensional convection heat radiation light source module group radiator - Google Patents
A kind of three-dimensional convection heat radiation light source module group radiator Download PDFInfo
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- CN206973503U CN206973503U CN201720817270.0U CN201720817270U CN206973503U CN 206973503 U CN206973503 U CN 206973503U CN 201720817270 U CN201720817270 U CN 201720817270U CN 206973503 U CN206973503 U CN 206973503U
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Abstract
The utility model discloses a kind of three-dimensional convection heat radiation light source module group radiator,Two panels radiating wing including horizontally disposed bottom plate and positioned at bottom plate both sides,The radiating wing is located at plate upper surface and forms U-shaped structure with bottom plate,The radiating wing is provided with vent rib,The bottom plate is recessed to form a groove downwards,The groove includes a horizontal bottom land and four cell walls,Wherein two cell walls are vertical with radiating wing,Two cell walls vertical with radiating wing are respectively equipped with an air vent,Two air vents form an air duct parallel with radiating wing,Bottom land upper surface is provided with several radiating bridges across air duct and/or radiating bridge cut-off along air duct,The radiating bridge is stamped to form straight up by bottom land,Bottom, which is arched upward, does not stop air duct,The radiating bridge cut-off is stamped to form upwards by bottom land,And the crown center of punching press disconnects,The radiating bridge cut-off does not also stop air duct.The utility model can effectively reduce light source module group operating temperature, make LED chip light decay slack-off.
Description
Technical field
It the utility model is related to a kind of heat spreader structures, more particularly to a kind of three-dimensional convection heat radiation light source module group radiator.
Background technology
At present, existing LED lamp sources module, including radiator and luminescence component, set between luminescence component and radiator
Heat-conducting layer is put, luminescence component is all heat generating component, and heat caused by luminescence component is first conducted to heat-conducting layer, then is conducted to radiating
Device.The setting of existing lamp radiator take into account conduction and radiation, and thermal convection current is but have ignored in structure design, so as to not
Can solve the problems, such as chip heat and radiator heat well, cause because radiator heat can not be quickly radiated, and then band
The temperature for carrying out LED chips (luminescence component) remains high, and so as to which light decay is severe, the problem of light efficiency is relatively low occurs.
It is well known that the shorter radiating efficiency highest of heat dissipation path, the local heat nearest close to lamp plate is concentrated and temperature
It is that we need to solve the problems, such as so how to reduce light source module group operating temperature near the local of lamp plate higher than distal end.
The content of the invention
The purpose of this utility model is that providing one kind solves the above problems, and can effectively reduce light source module group work temperature
Degree, makes a kind of three-dimensional convection heat radiation light source module group radiator that LED chip light decay is slack-off.
To achieve these goals, the technical solution adopted in the utility model is such：A kind of three-dimensional convection radiating light
Source module group radiator, including horizontally disposed bottom plate and the two panels radiating wing positioned at bottom plate both sides, the radiating wing are located at bottom plate
Upper surface simultaneously forms U-shaped structure with bottom plate, and the radiating wing is provided with vent rib, and the bottom plate is recessed downwards, and to form one recessed
Groove, the groove includes a horizontal bottom land and four cell walls, wherein two cell walls are vertical with radiating wing, it is described vertical with radiating wing
Two cell walls are respectively equipped with an air vent, and two air vents form an air duct parallel with radiating wing；
Bottom land upper surface is provided with several radiating bridges across air duct and/or radiating bridge cut-off along air duct；
The radiating bridge is stamped to form straight up by bottom land, and bottom, which is arched upward, does not stop air duct；
The radiating bridge cut-off is stamped to form upwards by bottom land, and the crown center of punching press disconnects, and the radiating bridge cut-off is not yet
Stop air duct.
As preferred：The cross section of the radiating bridge is rectangle or arc.
As preferred：The radiating bridge and/or radiating bridge cut-off are two, generally strip, are respectively distributed to air and lead to
The both sides at road midpoint.
As preferred：The radiating bridge and/or radiating bridge cut-off are six, are divided into two component cloth are put in the air passageway two
Side, and radiating bridge or radiating bridge cut-off are not in contact with each other.
As preferred：The radiating bridge and/or radiating bridge cut-off are multiple, are divided into two component cloth are put in the air passageway two
Side, and radiate bridge or radiating bridge cut-off.
As preferred：The vent rib is evenly distributed on the opposite one side of radiator, is vertically arranged, is formed with radiating wing
Gap, the face where vent rib protrusion radiating wing.
As preferred：The air vent of the height and cell wall of the radiating bridge and/or the bridge cut-off that radiates is highly identical.
As preferred：Thermal dispersant coatings are coated with the bottom plate, radiating wing.
Compared with prior art, the utility model has the advantage of：On the basis of the radiating of bottom plate both sides radiating wing, increase
Bottom plate radiating.
Radiating wing radiating principle is：Heat caused by luminescence component is conducted to whole light source module group radiator by bottom plate, is dissipated
Vent rib on the hot wing makes the atmosphere temperature rising of surrounding by radiation and expands rising, forms cross-ventilation, makes cold air from side
Face enters both sides radiating wing, forms cross-ventilation inwards upwards, and heat is taken away by convection current, improves dissipating for light source assembly radiator
Hot property；
Bottom plate radiating principle is：Groove is set on bottom plate, the sky parallel with radiating wing is formed by air vent in cell wall
Gas passage, ensure that air can flow to other end air vent, and punching press radiating bridge or radiating on air duct from one end air vent
Bridge cut-off, when air flows to other end air vent from one end air vent, the heat on bottom plate, radiating bridge and radiating bridge cut-off are taken away
Set along air duct, and gap be present, heat can not only scatter and disappear along air duct, moreover it is possible to scattered and disappeared from gap.Simultaneously as
There is air flow in radiating wing, can strengthen the rapid air movement at bottom plate, further increase the effect of bottom plate radiating.
Due to the shorter radiating efficiency highest of heat dissipation path, the local heat nearest close to lamp plate is concentrated and temperature is higher than remote
End, temperature higher position design heat loss through convection air channel is concentrated effectively to reduce light source module group operating temperature in heat, so this practicality
New to increase bottom plate radiating on the basis of the radiating of both sides, three-dimensional heat dissipation is mutually promoted, can preferably reach radiating effect, make bottom
The temperature difference of plate and both sides radiating wing is changed into 2 DEG C, under equal-wattage, bulk temperature reduces by 3 DEG C or so from 3.7 DEG C.
This radiator heat is more than 200W/mK from LED lamp panel to the radiator coefficient of conductivity, and not timely by environmental factor
Between factor influence；This radiator takes full advantage of cross-ventilation radiating multichannel technology, heat radiation effect from structure design
Rate.
Brief description of the drawings
Fig. 1 is structural representation of the utility model embodiment 1 using radiating bridge；
Fig. 2 is Fig. 1 top view；
Fig. 3 is Fig. 2 A-A sectional views；
Fig. 4 is top view of the embodiment 1 using radiating bridge cut-off；
Fig. 5 is structural representation of the embodiment 2 using radiating bridge；
Fig. 6 is top view of the embodiment 2 using radiating bridge cut-off；
Fig. 7 is structural representation of the embodiment 3 using radiating bridge；
Fig. 8 is top view of the embodiment 3 using radiating bridge cut-off；
Fig. 9 is Fig. 8 B-B sectional views；
Figure 10 is the Thermal Balance Test figure of embodiment 1.
In figure：1st, bottom plate；2nd, radiating wing；3rd, vent rib；4th, bottom land；5th, cell wall；6th, air vent；7th, radiate bridge；8th, dissipate
Hot bridge cut-off.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment 1：Referring to Fig. 1 to Fig. 4, a kind of three-dimensional convection heat radiation light source module group radiator, including horizontally disposed bottom
Plate 1 and the two panels radiating wing 2 positioned at the both sides of bottom plate 1, the radiating wing 2 are located at the upper surface of bottom plate 1 and form U-shaped knot with bottom plate 1
Structure, the radiating wing 2 are provided with vent rib 3；
Depression forms a groove to the bottom plate 1 downwards, and the groove includes a horizontal cell wall 5 of bottom land 4 and four, wherein two
Cell wall 5 is vertical with radiating wing 2, and two cell walls 5 vertical with radiating wing 2 are respectively equipped with an air vent 6, and two air vents 6 are formed
One air duct parallel with radiating wing 2；
The upper surface of bottom land 4 is provided with several radiating bridges 7 across air duct and/or radiating bridge cut-off 8 along air duct；
The radiating bridge 7 is stamped to form straight up by bottom land 4, and bottom, which is arched upward, does not stop air duct；
The radiating bridge cut-off 8 is stamped to form upwards by bottom land 4, and the crown center of punching press disconnects, the radiating bridge cut-off 8
Do not stop air duct, the cross section of the radiating bridge 7 is rectangle or arc.
In the present embodiment：The radiating bridge 7 and/or radiating bridge cut-off 8 are two, generally strip, are respectively distributed to sky
The both sides at gas passage midpoint, the vent rib 3 are evenly distributed on the opposite one side of radiator, are vertically arranged, with the shape of radiating wing 2
Into gap, vent rib 3 protrudes the height and cell wall 5 in the face where radiating wing 2, the radiating bridge 7 and/or the bridge cut-off 8 that radiates
Air vent 6 is highly identical, and thermal dispersant coatings are coated with the bottom plate 1, radiating wing 2.
Wherein：The radiating principle of radiating wing 2 is：Heat caused by luminescence component is conducted to whole light source assembly by bottom plate 1 and dissipated
Hot device, the vent rib 3 on radiating wing 2 make the atmosphere temperature rising of surrounding by radiation and expand rising, the neighbouring relative radiation of bottom plate 1
It is less, it is relative to turn into cold air and sink, the gas that supplement expansion rises, Scroll-tupe convection current is formed, heat is taken away by convection current,
Improve the heat dispersion of light source assembly radiator；
The radiating principle of bottom plate 1 is：Groove is set on bottom plate 1, it is parallel with radiating wing 2 by the formation of air vent 6 in cell wall 5
Air duct, ensure that air can flow to other end air vent 6 from one end air vent 6, and punching press is radiated bridge 7 on air duct
Or radiating bridge cut-off 8, when air flows to other end air vent 6 from one end air vent 6, the heat on bottom plate 1 is taken away, due to dissipating
Heat bridge 7 or the radiating more than one of bridge cut-off 8, so gap be present between adjacent heat radiation bridge 7 or radiating bridge cut-off 8, so, heat can not only
Along air passage, moreover it is possible to scattered and disappeared from gap.Simultaneously as radiating wing 2 has air flow, can drive at bottom plate 1
Rapid air movement, further increase bottom plate 1 radiate effect.
The heat dissipation path of bottom plate 1 is most short, is radiated with reference to side, can effective heat radiation performance.
Embodiment 2：Referring to Fig. 5-Fig. 6, the radiating bridge 7 and/or radiating bridge cut-off 8 are multiple, are divided into two groups and are distributed in sky
The both sides at gas passage midpoint, and radiate bridge 7 or radiating bridge cut-off 8.Remaining is same as Example 1.
Embodiment 3：Fig. 7-Figure 10, the radiating bridge 7 and/or radiating bridge cut-off 8 are six, are divided into two groups and are distributed in air and lead to
The both sides at road midpoint, and radiating bridge 7 or radiating bridge cut-off 8 are not in contact with each other, remaining is same as Example 1.
Fig. 8 is the thermal balance side view of embodiment 1, it can be seen that temperature rise of the present invention is not high, illustrates its thermal balance
It hurry up, good heat dissipation effect, so as to which LED chip light decay will not be caused severe, the problem of light efficiency is relatively low occur.
Claims (8)
1. a kind of three-dimensional convection heat radiation light source module group radiator, including horizontally disposed bottom plate and the two panels positioned at bottom plate both sides dissipate
The hot wing, the radiating wing are located at plate upper surface and form U-shaped structure with bottom plate, and the radiating wing is provided with vent rib, its
It is characterised by：
The bottom plate is recessed to form a groove downwards, and the groove includes a horizontal bottom land and four cell walls, wherein two cell walls with
Radiating wing is vertical, and two cell walls vertical with radiating wing are respectively equipped with an air vent, and two air vents form one and put down with radiating wing
Capable air duct；
Bottom land upper surface is provided with several radiating bridges across air duct and/or radiating bridge cut-off along air duct；
The radiating bridge is stamped to form straight up by bottom land, and bottom, which is arched upward, does not stop air duct；
The radiating bridge cut-off is stamped to form upwards by bottom land, and the crown center of punching press disconnects, and the radiating bridge cut-off does not also stop
Air duct.
A kind of 2. three-dimensional convection heat radiation light source module group radiator according to claim 1, it is characterised in that：The radiating bridge
Cross section be rectangle or arc.
A kind of 3. three-dimensional convection heat radiation light source module group radiator according to claim 1, it is characterised in that：The radiating bridge
And/or radiating bridge cut-off is two, generally strip, is respectively distributed to the both sides at air duct midpoint.
A kind of 4. three-dimensional convection heat radiation light source module group radiator according to claim 1, it is characterised in that：The radiating bridge
And/or radiating bridge cut-off is six, it is divided into the both sides that two component cloth are put in the air passageway, and radiating bridge or radiating bridge cut-off do not connect mutually
Touch.
A kind of 5. three-dimensional convection heat radiation light source module group radiator according to claim 1, it is characterised in that：The radiating bridge
And/or radiating bridge cut-off is multiple, it is divided into the both sides that two component cloth are put in the air passageway, and radiate bridge or radiating bridge cut-off.
A kind of 6. three-dimensional convection heat radiation light source module group radiator according to claim 1, it is characterised in that：The cooling fin
Bar is evenly distributed on the opposite one side of radiator, is vertically arranged, and gap, vent rib protrusion radiating wing place are formed with radiating wing
Face.
A kind of 7. three-dimensional convection heat radiation light source module group radiator according to claim 1, it is characterised in that：The radiating bridge
And/or radiating bridge cut-off height and cell wall air vent it is highly identical.
A kind of 8. three-dimensional convection heat radiation light source module group radiator according to claim 1, it is characterised in that：The bottom plate,
Thermal dispersant coatings are coated with radiating wing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720817270.0U CN206973503U (en) | 2017-07-07 | 2017-07-07 | A kind of three-dimensional convection heat radiation light source module group radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720817270.0U CN206973503U (en) | 2017-07-07 | 2017-07-07 | A kind of three-dimensional convection heat radiation light source module group radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206973503U true CN206973503U (en) | 2018-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720817270.0U Active CN206973503U (en) | 2017-07-07 | 2017-07-07 | A kind of three-dimensional convection heat radiation light source module group radiator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289424A (en) * | 2017-07-07 | 2017-10-24 | 四川晶力照明科技有限公司 | A kind of three-dimensional convection heat radiation light source module group radiator |
| EP3584494A4 (en) * | 2018-04-28 | 2020-01-01 | Fujian Sanan Sino-Science Photobiotech Co., Ltd. | Heat sink and plant lamp |
-
2017
- 2017-07-07 CN CN201720817270.0U patent/CN206973503U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289424A (en) * | 2017-07-07 | 2017-10-24 | 四川晶力照明科技有限公司 | A kind of three-dimensional convection heat radiation light source module group radiator |
| EP3584494A4 (en) * | 2018-04-28 | 2020-01-01 | Fujian Sanan Sino-Science Photobiotech Co., Ltd. | Heat sink and plant lamp |
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