CN207610187U - Radiator based on stack effect - Google Patents
Radiator based on stack effect Download PDFInfo
- Publication number
- CN207610187U CN207610187U CN201721648511.XU CN201721648511U CN207610187U CN 207610187 U CN207610187 U CN 207610187U CN 201721648511 U CN201721648511 U CN 201721648511U CN 207610187 U CN207610187 U CN 207610187U
- Authority
- CN
- China
- Prior art keywords
- thin
- walled cylinder
- layer
- cooling fin
- walled
- 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.)
- Active
Links
Abstract
Present disclose provides a kind of radiators based on stack effect, including heat source installation base plate；Heating column, first end are connect with the heat source installation base plate；First thin-walled cylinder is nested in outside the heating column；N1 first layer cooling fin is radially disposed between the heating column and first thin-walled cylinder；N2 second layer cooling fin is radially disposed at outside first thin-walled cylinder；Second thin-walled cylinder is nested in outside the second layer cooling fin；Overall structure sequentially forms first layer chimney air duct, the first thin-walled cylinder chimney air duct, second layer chimney air duct and the second thin-walled cylinder chimney air duct and forms the chimney group structure to interlock layer by layer from inside to outside in radial directions.The disclosure has the beneficial effect that the structure being arranged using multilayer flue, has delayed the horizontal proliferation of air-flow, improves the suction force in chimney air duct, and heat source is more effectively taken away conducive to by heat, achievees the effect that cool down rapidly.
Description
Technical field
This disclosure relates to fansink designs field more particularly to a kind of radiator based on stack effect.
Background technology
In photoelectric field, device normal work while also will produce huge heat, during LED operation,
80% electrical power translates into heat.If the heat generated cannot be shed by timely and effective, heat heap in device can be caused
Product, temperature are excessively high, and excessively high temperature will cause device performance to decline, and influence device lifetime, will directly damage device what is more.
Existing radiator is divided into active and two kinds of passive heat radiation.Active heat dissipation needs additional driving force, such as
Fan, water pump achieve the purpose that heat dissipation to form compulsory air-cooled or liquid cooling.Although effect is pretty good, virtually increase again
Extra power consumption is added, in addition, it is desirable to keep relatively quiet environment in place, active heat dissipation is just no longer applicable in.Passive type dissipates
Heat does not need additional power consumption, heat is scattered in air by way of free convection by cooling fin, heat dissipation effect is limited.It is logical
Often, comparatively ideal heat dissipation effect in order to obtain typically directly increases the size and number of cooling fin, increases the contact with air
Area.This will cause heatsink weight to increase, and be unfavorable for developing towards small portableization.In addition, heat sink sizes and quantity increase
Greatly, cooling fin will more crypto set, it cannot be guaranteed that the smooth circulation of air-flow, also cannot achieve fast and effective heat dissipation.
Therefore, heat spreader structures are most important to the safety and reliability of product in photoelectric device.
Utility model content
(1) technical problems to be solved
Present disclose provides a kind of radiators based on stack effect, are asked with the technology at least partly solving set forth above
Topic.
(2) technical solution
According to one aspect of the disclosure, a kind of radiator based on stack effect is provided, including：
Heat source installation base plate；
Heating column, first end are connect with the heat source installation base plate；
First thin-walled cylinder is nested in outside the heating column；
N1 first layer cooling fin is radially disposed between the heating column and first thin-walled cylinder；Each
The central shaft of excessively described first thin-walled cylinder of extended surface of plane where one layer of cooling fin；Its first end and the heat conduction column outer wall
Connection, second end are connect with the first thin-walled cylinder inner wall, and edge is formed between the heating column and first thin-walled cylinder
Several first layer chimney air ducts of heating column axial direction, N1 ＞ 3.
Preferably, further include：
N2 second layer cooling fin is radially disposed at outside first thin-walled cylinder, each second layer heat dissipation
The central shaft of excessively described first thin-walled cylinder of extended surface of plane where piece；The first end of each second layer cooling fin and institute
State the connection of the first thin-walled cylinder outer wall, N2 ＞ 3.
Further, further include：
Second thin-walled cylinder is nested in outside the second layer cooling fin；
The second end of each second layer cooling fin is connect with the second thin-walled cylinder inner wall, first thin-wall circular
It is formed along several second layer chimney air ducts of heating column axial direction between cylinder and second thin-walled cylinder.
Further, wherein second thin-walled cylinder and the second layer cooling fin coincide, the length of part is not more than
The half of the second layer fin height；And the length of second thin-walled cylinder be more than second thin-walled cylinder with
The second layer cooling fin coincides the length of part.
Further, wherein N2 ＞ N1 ＞ 3, wherein N1 are the number of first layer cooling fin, and N2 is second layer cooling fin
Number, first layer chimney air duct and second layer chimney air duct are the trapezoidal chimney air duct of class.
Preferably, wherein the first layer fin height is identical as the heating column height, the first layer cooling fin
Height is not more than the first thin-walled cylinder height.
Further, the second layer fin height is not more than the first thin-walled cylinder height.
Further, wherein second thin-walled cylinder does not coincide part to extend thin-walled with the second layer cooling fin
Frustum cone structure.
Further, wherein the extension thin-walled round platform be cone tube shape structure, and the extensions thin-walled frustum cone structure and
One end that second thin-walled cylinder is connected is larger diameter end.
Further, wherein constituting the first thin-walled cylinder chimney air duct in first thin-walled cylinder；Second thin-walled
The second thin-walled cylinder chimney air duct is formed in cylinder；The first thin-walled cylinder chimney air duct and the second thin-walled cylinder chimney air duct
For columnar chimney air duct.
(3) advantageous effect
It can be seen from the above technical proposal that the radiator based on stack effect that the disclosure provides at least has with following
One of beneficial effect：
(1) first thin-wall tubular structure is accelerated air using the swabbing action of chimney and is flowed, and radiating rate is improved；First layer
The structure design in chimney air duct coordinates the structure that the first thin-walled cylinder is acted on simultaneously using multichannel, further speeds up air stream
It is dynamic, improve radiating rate.
(2) second thin-wall tubular structures are accelerated air using the swabbing action of chimney and are flowed, and radiating rate is improved；The second layer
The structure design in chimney air duct coordinates the first thin-walled cylinder, the second thin-walled cylinder and first layer chimney air duct to constitute multilayer multichannel
Chimney structure, the structure acted on simultaneously using multichannel are further speeded up air flowing, improve radiating rate.
(3) lower end of outer layer thin-walled cylinder is higher than the structure of second layer cooling fin bottom end, to ensure the air for having enough
Into in the second thin-walled cylinder, air mass flow is made to reach heat dissipation optimal value with flow velocity.
(4) quantity of first layer cooling fin reduces less than the structure of the quantity of second layer cooling fin in the first thin-walled cylinder
Air flow resistance in each chimney structure ensures sufficiently large air mass flow.
(5) structure design for extending thin-walled round platform, makes the area of section of air final outlet become smaller, makes speed air flow
It further increases, and then enhances heat dissipation effect.
Disclosure structure design makes full use of the suction effect of stack effect on the basis of simplifying structure, and heat is fast
Speed belt achievees the effect that cool down rapidly from heat source, and then ensures that great power LED work is at lower temperature, improves light
The reliability that electrotransformation efficiency and lamps and lanterns use.
Description of the drawings
Fig. 1 is the structural schematic diagram of radiator of the first embodiment of the present disclosure based on stack effect；
Fig. 2 is the vertical view of the radiator based on stack effect shown in Fig. 1；
Fig. 3 is the structural schematic diagram of radiator of the second embodiment of the present disclosure based on stack effect；
Fig. 4 is the vertical view of the radiator based on stack effect shown in Fig. 3；
Fig. 5 is the structural schematic diagram of radiator of the third embodiment of the present disclosure based on stack effect；
Fig. 6 is the vertical view of the radiator based on stack effect shown in Fig. 5.
【Embodiment of the present disclosure main element symbol description in attached drawing】
1- heat source installation base plates；
2- heating columns；
The first thin-walled cylinders of 3-；
4- first layer cooling fins；
The second thin-walled cylinders of 5-；
6- second layer cooling fins；
7- extends thin-walled round platform.
Specific implementation mode
Present disclose provides a kind of radiators based on stack effect, and even heat is distributed to thin-wall circular using heating column
On barrel structure and cooling fin.The columnar chimney air channel structure being made of the first thin-walled cylinder and the second thin-walled cylinder self structure
And the first layer chimney air duct being made of heating column and the first cooling fin, the first cooling fin and the second cooling fin constitute second
Layer chimney air duct, makes integrated radiator structure constitute the chimney group to interlock layer by layer, using the swabbing action of stack effect, accelerates empty
Flow of air improves radiating rate.In addition, thin-wall tubular structure is higher than cooling fin, from the second thin-walled cylinder and second layer chimney wind
The hot-air that road upper end comes out can continue vertical ascent in the first thin-walled cylinder and first layer chimney air duct respectively, be formed more
The structure that layer multistage chimney air duct is arranged, has delayed the horizontal proliferation of air-flow, has improved the suction force in chimney air duct, and being conducive to will be hot
Amount more effectively takes away heat source, achievees the effect that cool down rapidly.Especially in great power LED field, be conducive to make at great power LED
In lower temperature, to improve the reliability of electricity conversion and lamps and lanterns.
To make the purpose, technical solution and advantageous effect of the disclosure be more clearly understood, below in conjunction with specific embodiment, and
With reference to attached drawing, the disclosure is described in further detail.
First embodiment
In first exemplary embodiment of the disclosure, a kind of radiator based on stack effect is provided.
Fig. 1 is the structural schematic diagram of radiator of the first embodiment of the present disclosure based on stack effect.Fig. 2 is base shown in Fig. 1
In the vertical view of the radiator of stack effect.As depicted in figs. 1 and 2, the present embodiment is the base for including one layer of thin-wall tubular structure
In the radiator of stack effect.Specifically include heat source installation base plate 1；Heating column 2, first end and the heat source installation base plate 1
Connection；First thin-walled cylinder 3, is nested in outside the heating column 2；N1 first layer cooling fin 4 is radially disposed at described
Between heating column 2 and first thin-walled cylinder 3；Excessively described first thin-walled of extended surface of each 4 place plane of first layer cooling fin
The central shaft of cylinder 3；Its first end is connect with 2 outer wall of the heating column, and second end connects with 3 inner wall of the first thin-walled cylinder
It connects, is formed between the heating column 2 and first thin-walled cylinder 3 along several axial first layer chimney air ducts of heating column 2, this
In first layer chimney air duct be the trapezoidal chimney air channel structure of class.N2 second layer cooling fin 6, is radially disposed at described first
Outside thin-walled cylinder 3, the central shaft of the extended surface of each 6 place plane of the second layer cooling fin first thin-walled cylinder 3 excessively；
The first end of each second layer cooling fin 4 is connect with 3 outer wall of the first thin-walled cylinder.Heat source installation base plate 1, which is located at, leads
2 one end of plume, the heat that light source working generates diffuse to rapidly first layer cooling fin by heat source installation base plate 1 and heating column 2
4, on second layer cooling fin 6 and the first thin-walled cylinder 3.Several first layer cigarettes formed between heating column 2 and the first thin-walled cylinder 3
Chimney air duct efficiently uses the swabbing action of stack effect, accelerates air flowing, enhances heat-sinking capability, while the first thin-walled cylinder 3
Transparent, all round closure the first thin-walled cylinder chimney air channel structure is also constituted higher than the part of first layer cooling fin 4, into one
Step accelerates air flowing, enhances heat-sinking capability.The quantity of first layer cooling fin 4 is generally less than the quantity of second layer cooling fin 6, with
Reduce the flow resistance that first layer chimney air duct is flowed to air, ensures enough big air mass flows.Second layer cooling fin 6 with
First thin-walled cylinder, 3 height can be identical, and such structure is conducive to participate in heat transfer free convection, increases dissipating for radiator entirety
Hot area.Here the first thin-walled cylinder 3 can also not coincided with the first layer cooling fin 4 and is partly set as cone tube shape knot
Structure, one end that the cone tube shape structure is connected with the first thin-walled cylinder 3 are larger diameter end, which makes finally going out for air
Mouth area of section becomes smaller, and increases speed air flow, reinforces heat dissipation effect.The present embodiment it is reasonable for structure, can make high-power
The heat that LED is generated quickly and efficiently is diffused into air, to reduce the temperature of LED lamp, improves the use reliability of lamps and lanterns.
Second embodiment
In second exemplary embodiment of the disclosure, a kind of radiator based on stack effect is provided.The present embodiment
Compared with first embodiment, difference lies in：The second thin-walled cylinder 5 is increased on the basis of first embodiment.
Fig. 3 is the structural schematic diagram of radiator of the second embodiment of the present disclosure based on stack effect.Fig. 4 is base shown in Fig. 3
In the vertical view of the radiator of stack effect.As shown in Figure 3 and Figure 4, the present embodiment is the base for including two layers of thin-wall tubular structure
In the radiator of stack effect.Concrete structure is based on increasing the second thin-walled cylinder 5, second thin-walled on the basis of first embodiment
Cylinder is nested in outside the second layer cooling fin 6；The first end of each second layer cooling fin 6 and first thin-walled cylinder
3 outer walls connect, and second end is connect with 5 inner wall of the second thin-walled cylinder.Here the first thin-walled cylinder 3 and the second thin-walled cylinder
It is formed between 5 along the axial several second layer chimneys air duct of heating column 2, second layer chimney air duct is the trapezoidal chimney air duct knot of class here
Structure.By increasing by the second thin-walled cylinder 5 in the present embodiment, and if then making to constitute between the first thin-walled cylinder 3 and the second thin-walled cylinder 5
Dry second layer chimney air duct, efficiently uses the swabbing action of stack effect, accelerates air flowing, enhances heat-sinking capability, simultaneously
Second thin-walled cylinder 5 also constitutes transparent, all round closure the second thin-walled cylinder chimney higher than the part of second layer cooling fin 6
Air channel structure sequentially forms first layer chimney air duct, the first thin-walled cylinder chimney air duct, second from inside to outside in radial directions
Layer chimney air duct and the second thin-walled cylinder chimney air duct form the chimney group structure to interlock layer by layer, further speed up air flowing,
Enhance heat-sinking capability.Here the second thin-walled cylinder 5 can also not coincided with the second layer cooling fin 6 and partly is set as extending
Thin-walled frustum cone structure, one end that the extension thin-walled frustum cone structure is connected with the second thin-walled cylinder 5 is larger diameter end, the structure
So that the final outlet area of section of air is become smaller, increase speed air flow, reinforces heat dissipation effect.The structure of the present embodiment is closed
Reason can be such that the heat that great power LED generates quickly and efficiently is diffused into air, to reduce the temperature of LED lamp, improve lamp
The use reliability of tool.
3rd embodiment
In disclosure third exemplary embodiment, a kind of radiator based on stack effect is provided.The present embodiment
Compared with first embodiment, difference lies in：It is increased on the basis of first embodiment thin with extend thin-walled round platform 7 second
Wall cylinder 5.
Fig. 5 is the structural schematic diagram of radiator of the third embodiment of the present disclosure based on stack effect.Fig. 6 is base shown in Fig. 5
In the vertical view of the radiator of stack effect.As shown in Figure 5 and Figure 6, the present embodiment is the base for including two layers of thin-wall tubular structure
In the radiator of stack effect.Concrete structure increases second including extending thin-walled round platform 7 on the basis of first embodiment
Thin-walled cylinder 5, the extension thin-walled round platform 7 are connect with the second thin-walled cylinder 5.
Compared to embodiment 2, the second thin-walled cylinder 5 is set as extending thin-walled round platform 7 higher than 6 part of second layer cooling fin.
The design of the structure makes the final outlet area of section of air become smaller, and speed air flow further increases, heat dissipation effect also into
One step is reinforced.The present embodiment it is reasonable for structure, can make great power LED generate heat be quickly and efficiently diffused into air,
To reduce the temperature of LED lamp, the use reliability of lamps and lanterns is improved.
So far, radiator introduction of the third embodiment of the present disclosure based on stack effect finishes.
It should also be noted that, the direction term mentioned in embodiment, for example, "upper", "lower", "front", "rear", " left side ",
" right side " etc. is only the direction of refer to the attached drawing, not is used for limiting the protection domain of the disclosure.Through attached drawing, identical element by
Same or similar reference numeral indicates.When that understanding of this disclosure may be caused to cause to obscure, conventional structure will be omitted
Or construction.
And the shape and size of each component do not reflect actual size and ratio in figure, and only illustrate the embodiment of the present disclosure
Content.In addition, in the claims, any reference mark between bracket should not be configured to the limit to claim
System.
It unless there are known entitled phase otherwise anticipates, the numerical parameter in this specification and appended claims is approximation, energy
Enough required characteristic changings according to as obtained by content of this disclosure.Specifically, all be used in specification and claim
The number of the middle content for indicating composition, reaction condition etc., it is thus understood that repaiied by the term of " about " in all situations
Decorations.Under normal circumstances, the meaning expressed refers to including by specific quantity ± 10% variation in some embodiments, at some
± 5% variation in embodiment, ± 1% variation in some embodiments, in some embodiments ± 0.5% variation.
Furthermore word "comprising" does not exclude the presence of element or step not listed in the claims.Before element
Word "a" or "an" does not exclude the presence of multiple such elements.
The word of specification and ordinal number such as " first ", " second ", " third " etc. used in claim, with modification
Corresponding element, itself is not meant to that the element has any ordinal number, does not also represent the suitable of a certain element and another element
Sequence in sequence or manufacturing method, the use of those ordinal numbers are only used for enabling the element with certain name and another tool
There is the element of identical name that can make clear differentiation.
Similarly, it should be understood that in order to simplify the disclosure and help to understand one or more of each open aspect,
Above in the description of the exemplary embodiment of the disclosure, each feature of the disclosure is grouped together into single implementation sometimes
In example, figure or descriptions thereof.However, the method for the disclosure should be construed to reflect following intention：It is i.e. required to protect
The disclosure of shield requires features more more than the feature being expressly recited in each claim.More precisely, as following
Claims reflect as, open aspect is all features less than single embodiment disclosed above.Therefore,
Thus the claims for following specific implementation mode are expressly incorporated in the specific implementation mode, wherein each claim itself
All as the separate embodiments of the disclosure.
Particular embodiments described above has carried out further in detail the purpose, technical solution and advantageous effect of the disclosure
It describes in detail bright, it should be understood that the foregoing is merely the specific embodiment of the disclosure, is not limited to the disclosure, it is all
Within the spirit and principle of the disclosure, any modification, equivalent substitution, improvement and etc. done should be included in the guarantor of the disclosure
Within the scope of shield.
Claims (10)
1. a kind of radiator based on stack effect, including：
Heat source installation base plate；
Heating column, first end are connect with the heat source installation base plate；
First thin-walled cylinder is nested in outside the heating column；
N1 first layer cooling fin is radially disposed between the heating column and first thin-walled cylinder；Each first layer
The central shaft of excessively described first thin-walled cylinder of extended surface of plane where cooling fin；Its first end connects with the heat conduction column outer wall
It connects, second end is connect with the first thin-walled cylinder inner wall, is formed edge between the heating column and first thin-walled cylinder and is led
Several first layer chimney air ducts of plume axial direction, N1 ＞ 3.
2. radiator according to claim 1, further includes：
N2 second layer cooling fin is radially disposed at outside first thin-walled cylinder, each second layer cooling fin institute
In the central shaft of excessively described first thin-walled cylinder of the extended surface of plane；The first end of each second layer cooling fin and described the
One thin-walled cylinder outer wall connects, N2 ＞ 3.
3. radiator according to claim 2, further includes：
Second thin-walled cylinder is nested in outside the second layer cooling fin；
The second end of each second layer cooling fin is connect with the second thin-walled cylinder inner wall, first thin-walled cylinder and
It is formed along several second layer chimney air ducts of heating column axial direction between second thin-walled cylinder.
4. radiator according to claim 3, wherein second thin-walled cylinder coincides with the second layer cooling fin
Partial length is not more than the half of the second layer fin height；And the length of second thin-walled cylinder is more than institute
The second thin-walled cylinder and the second layer cooling fin is stated to coincide the length of part.
5. radiator according to claim 2, wherein N2 ＞ N1 ＞ 3, wherein N1 are the number of first layer cooling fin, N2
For the number of second layer cooling fin, first layer chimney air duct and second layer chimney air duct are the trapezoidal chimney air duct of class.
6. radiator according to claim 1, wherein the first layer fin height is identical as the heating column height,
The first layer fin height is not more than the first thin-walled cylinder height.
7. radiator according to claim 2, the second layer fin height is not more than the first thin-walled cylinder height.
8. radiator according to claim 3, wherein second thin-walled cylinder and the second layer cooling fin be not mutually be overlapped
Part is closed to extend thin-walled frustum cone structure.
9. radiator according to claim 8, wherein the extension thin-walled round platform is cone tube shape structure, and the extension
One end that thin-walled frustum cone structure is connected with second thin-walled cylinder is larger diameter end.
10. radiator according to claim 3, wherein constituting the first thin-walled cylinder chimney wind in first thin-walled cylinder
Road；The second thin-walled cylinder chimney air duct is formed in second thin-walled cylinder；The first thin-walled cylinder chimney air duct and second
Thin-walled cylinder chimney air duct is columnar chimney air duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721648511.XU CN207610187U (en) | 2017-11-30 | 2017-11-30 | Radiator based on stack effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721648511.XU CN207610187U (en) | 2017-11-30 | 2017-11-30 | Radiator based on stack effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207610187U true CN207610187U (en) | 2018-07-13 |
Family
ID=62797236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721648511.XU Active CN207610187U (en) | 2017-11-30 | 2017-11-30 | Radiator based on stack effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207610187U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109855066A (en) * | 2017-11-30 | 2019-06-07 | 中国科学院工程热物理研究所 | Radiator based on stack effect |
| CN110662401A (en) * | 2019-10-08 | 2020-01-07 | 太仓陶氏电气有限公司 | Distance adjustable type's inside and outside double-deck high-efficient radiator between radiating fin |
-
2017
- 2017-11-30 CN CN201721648511.XU patent/CN207610187U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109855066A (en) * | 2017-11-30 | 2019-06-07 | 中国科学院工程热物理研究所 | Radiator based on stack effect |
| CN110662401A (en) * | 2019-10-08 | 2020-01-07 | 太仓陶氏电气有限公司 | Distance adjustable type's inside and outside double-deck high-efficient radiator between radiating fin |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205226986U (en) | Good high -power LED lamp dispels heat | |
| CN103175179A (en) | Radiator | |
| CN207610187U (en) | Radiator based on stack effect | |
| JP6872626B2 (en) | LED heat dissipation structure and LED lighting equipment including it | |
| CN101394730A (en) | Split heat radiator | |
| CN201487703U (en) | LED projection lamp | |
| JP2015500549A (en) | LED lamp radiator and LED lighting fixture | |
| CN202813298U (en) | Bayonet tube type chimney-shaped LED (Light Emitting Diode) heat dissipator | |
| CN207455218U (en) | A kind of LED heat dissipation structure and the LED lamp comprising the radiator structure | |
| CN206056372U (en) | A kind of radiating tube for strengthening radiating effect | |
| CN109855066A (en) | Radiator based on stack effect | |
| CN203115918U (en) | Radiator | |
| CN206222019U (en) | LED heat dissipation structure and the LED lamp comprising the radiator structure | |
| CN205678641U (en) | A kind of LED chiller with stack effect | |
| CN205606214U (en) | LED module one to one fast dispels heat | |
| CN207674402U (en) | A kind of cyclone radiator | |
| CN110107822B (en) | Heat dissipation device and lighting apparatus | |
| CN203731348U (en) | Radiating type LED lamp structure | |
| CN103874398B (en) | Heat radiator | |
| CN203481211U (en) | Spiral radiator | |
| CN203628587U (en) | Double-radiating structure based on synthetic jet device and radiator | |
| CN207380662U (en) | CPU high-efficiency radiators | |
| CN202158421U (en) | Large-power LED (light emitting diode) road lamp integrated with radiation and lamp housing | |
| CN203131769U (en) | LED (light emitting diode) light light-source radiator structure | |
| CN205332150U (en) | High -efficient heat dissipation post |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |