CN208735594U - LED lamp heat sink - Google Patents
LED lamp heat sink Download PDFInfo
- Publication number
- CN208735594U CN208735594U CN201821360938.4U CN201821360938U CN208735594U CN 208735594 U CN208735594 U CN 208735594U CN 201821360938 U CN201821360938 U CN 201821360938U CN 208735594 U CN208735594 U CN 208735594U
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- CN
- China
- Prior art keywords
- mounting base
- led lamp
- heat sink
- demarcation plate
- side wall
- 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
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of LED lamp heat sinks, it is related to a kind of radiator, solves the problems, such as the single limiting heatsink heat dissipation effect of heat dissipation direction, its drip irrigation device includes mounting base and several cooling fins positioned at mounting base side wall setting, the cooling fin is located on the peripheral wall of mounting base side circumferential setting at equal intervals, demarcation plate is additionally provided on the mounting base side wall, the demarcation plate is located at the medium position of the cooling fin and the demarcation plate perpendicular to several cooling fins, the utility model has the function of the heat dissipation direction for increasing radiator to enhance radiator heat-dissipation effect.
Description
Technical field
The utility model relates to a kind of radiators, and more specifically it is related to a kind of LED lamp heat sink.
Background technique
Currently, notification number is a kind of LED lamp radiator disclosed in the Chinese patent of CN203464212U, including in one
Heart cylinder and multiple radiating fins, the radiating fin is evenly provided on the outside of center drum with radial, described
A circle through slot is provided at the upper end of center drum.
It is similar to above-mentioned LED lamp heat sink in the prior art, generally logical cooling fin comes air generation convection current to LED
Lamp radiates.But due to the plate structure that the cooling fin on existing radiator is integrally formed, so that the side of heat loss through convection
The side of Xiang Weixiang cooling fin, single heat dissipation direction limit the heat dissipation effect of radiator.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of LED lamp heat sink, advantage
It is the heat dissipation direction of increase radiator to enhance the heat dissipation effect of radiator.
To achieve the above object, the utility model provides following technical solution: a kind of LED lamp heat sink, including installation
Seat and several cooling fins being arranged positioned at the mounting base side wall, the cooling fin are located on the peripheral wall of mounting base side all at equal intervals
To setting, demarcation plate is additionally provided on the mounting base side wall, the demarcation plate is located at the medium position of the cooling fin and institute
Demarcation plate is stated perpendicular to several cooling fins.
By using above-mentioned technical proposal, by the setting of demarcation plate, cooling fin is divided into two parts up and down, works as peace
When filling the cooling fin absorption thermal temperature raising on seat, the temperature of cooling fin is higher than ambient temperature and generates relative wind.Due to
The setting of divider plate in cooling fin, so that the flow direction of relative wind is starting point to the side of two sides cooling fin using the position of shim
Wall edge flowing.Flow direction positioned at demarcation plate two sides relative wind is different, relative to airflow direction towards unidirectional
Radiating mode, under the premise of fin length is identical, the heat dissipation path of the radiating mode of two heat dissipation directions is shorter, and radiates
Time is shorter.The heat dissipation direction of cooling fin is increased by shim, to enhance the heat dissipation effect of radiator.
The utility model is further arranged to: the demarcation plate and the arc-shaped face of two sides joint face of the mounting base are set
It sets.
By using above-mentioned technical proposal, the arc-shaped face of joint face between demarcation plate and mounting base is arranged, convenient in temperature
The flowing of the relative wind generated under degree difference, promotes the fluency of air-flow flowing, further increases heat dissipation effect.
The utility model is further arranged to: the thickness of the demarcation plate closes on mounting base side wall one by it and is laterally away from peace
Dress seat side wall side is gradually reduced.
By using above-mentioned technical proposal, the thickness of demarcation plate is directed away from mounting base side and is gradually reduced, so that separating
The inclined face of two sides plate face of plate is conducive to the flowing of relative wind on demarcation plate, promotes the heat dissipation effect of demarcation plate itself.
The utility model is further arranged to: the thickness of several cooling fins closes on one side of mounting base side wall to remote from it
It is gradually reduced from mounting base side wall side.
By using above-mentioned technical proposal, the thickness of cooling fin is directed away from mounting base side and is gradually reduced, so that heat dissipation
The inclined face of two sides plate face of piece, and inclined direction is tilted towards the flow direction side of relative wind, is conducive to relative wind
Flowing from heat sink outside heat sink, improving heat radiation efficiency.
The utility model is further arranged to: several cooling fins according to its it is of different size be divided into the first radiating fin with
Second radiating fin, the width of first radiating fin are greater than the width of the second radiating fin, and first radiating fin
It is located at interleaved on mounting base side wall with second radiating fin to be arranged.
By using above-mentioned technical proposal, the first radiating fin is with the of different size of the second radiating fin and interval is handed over and set
It sets, the heat dissipation path of relative wind between two adjacent first radiating fins is expanded, to further promote the first heat radiating fin
The heat dissipation effect of piece and the second radiating fin.
The utility model is further arranged to: the cooling fin is located remotely from the both ends side wall of demarcation plate and is provided with direction
The inclined guide surface in mounting base side.
By using above-mentioned technical proposal, cooling fin is made far from the guide surface on the both ends side wall of demarcation plate with guiding is played
With heat dissipation effect of the relative wind to cooling fin flows outside on enhancing cooling fin.
The utility model is further arranged to: the two sides plate face of the cooling fin is arranged in cambered surface, cambered surface direction direction
It is prominent clockwise.
By using above-mentioned technical proposal, the arc-shaped face setting of cooling fin, for enhancing cooling fin to heat in installation group
Absorption, the heat dissipation effect of heat radiation piece under the premise of guaranteeing heat dissipation path.
The utility model is further arranged to: several heat release holes are offered on the cooling fin.
By using above-mentioned technical proposal, heat release hole is used to increase the contact area of cooling fin and outside air, is promoted and is dissipated
The heat dissipation effect of backing itself.
In conclusion the utility model has the advantage that
1, the heat dissipation direction for increasing radiator by the setting of demarcation plate, enhances the heat dissipation effect of radiator；
2, by the staggeredly interval setting of the first radiating fin and the second radiating fin, enhance the heat dissipation effect of radiator；
3, pass through the setting of cooling fin side wall surface curved wall, the heat dissipation effect of heat radiation piece.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is the cross-sectional view of the present embodiment；
Fig. 3 is the top view of the present embodiment.
Description of symbols: 1, mounting base；2, cooling fin；21, guide surface；22, heat release hole；23, the first radiating fin；
24, the second radiating fin；3, demarcation plate.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of LED lamp heat sink, as shown in Figure 1, including mounting base 1, if being circumferentially provided on 1 side peripheral wall of mounting base
Dry cooling fin 2.Middle part on 1 side peripheral wall of mounting base positioned at cooling fin 2 is provided with demarcation plate 3 perpendicular to cooling fin 2.
As shown in Fig. 2, mounting base 1 is in the horn-like setting of cylindrical type in the present embodiment, the opening face of mounting base 1 is opened in
The biggish one end of 1 area of mounting base.Cooling fin 2 is located at the axial direction setting on 1 side wall of mounting base along mounting base 1, and demarcation plate 3 is in ring
Shape setting, and it is set to the medium position that cooling fin 2 is located on 1 side wall of mounting base.Demarcation plate 3 is connect with 1 side wall of mounting base
The setting of joint face arc-shaped face, arcuate directions are towards 1 side indent of mounting base.Demarcation plate 3 is horizontally disposed, and both side plate faces
To the axial direction of mounting base 1.The thickness of demarcation plate 3 is laterally away from 1 side of mounting base by closing on 1 side wall one of mounting base and is gradually reduced,
So that the inclined face setting of the plate face of demarcation plate 3.
As shown in Figure 2,3,2 thickness of cooling fin on 1 side wall of mounting base closes on 1 side wall one of mounting base by it and is laterally away from peace
Dress 1 side wall side of seat is gradually reduced, so that the inclined face in the two sidewalls of cooling fin 2.Plate of the cooling fin 2 far from 1 side of mounting base
Face is axis towards bending clockwise using the central axis of mounting base 1, so that the side wall surface of cooling fin 2 is arcwall face, arc
Shape direction is prominent towards clockwise direction.Guide surface 21 is offered on two sides short side face of the cooling fin 2 far from demarcation plate 3,
The same arc-shaped inclined surface of guide surface 21, inclined direction are tilted along the length direction of cooling fin 2 towards 1 side of mounting base.
Several heat release holes 22 are also provided in the side wall surface of cooling fin 2.Cooling fin 2 of different size is divided into the first heat radiating fin according to its
Piece 23 and the second radiating fin 24, the width of the first radiating fin 23 are greater than the second radiating fin 24, and the first radiating fin 23
It is located at interleaved on installation side wall with the second radiating fin 24 to be arranged.
When radiator works, in the heat transfer to cooling fin 2 and demarcation plate 3 in mounting base 1, on cooling fin 2 because with
Ambient temperature difference generates relative wind, since the separation cooperation heat sink of demarcation plate 3 makes relative wind two to heat sink
End flowing, by the heat exchange with air to radiating in mounting base 1.It is arranged by the separation of demarcation plate 3 so that opposite gas
Two different directions flowings are flowed to, thus the heat dissipation effect of heat radiation device.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel design concept, any modification, equivalent replacement, improvement and so on should be included in the protection of the utility model
Within the scope of.
Claims (8)
1. a kind of LED lamp heat sink, including mounting base (1) and positioned at several cooling fins of the mounting base (1) side wall setting
(2), the cooling fin (2) is located on the peripheral wall of mounting base (1) side circumferential setting at equal intervals, it is characterised in that: the mounting base (1)
It is additionally provided on side wall demarcation plate (3), the demarcation plate (3) is located at the medium position of the cooling fin (2) and the demarcation plate
(3) perpendicular to several cooling fins (2).
2. LED lamp heat sink according to claim 1, it is characterised in that: the demarcation plate (3) and the mounting base (1)
The setting of two sides joint face arc-shaped face.
3. LED lamp heat sink according to claim 1, it is characterised in that: the thickness of the demarcation plate (3) closes on peace by it
Dress seat (1) side wall one is laterally away from mounting base (1) side wall side and is gradually reduced.
4. LED lamp heat sink according to claim 1, it is characterised in that: the thickness of several cooling fins (2) is faced by it
Nearly mounting base (1) side wall one is laterally away from mounting base (1) side wall side and is gradually reduced.
5. LED lamp heat sink according to claim 4, it is characterised in that: several cooling fins (2) according to its width not
With the first radiating fin (23) and the second radiating fin (24) are divided into, the width of first radiating fin (23) is greater than second and dissipates
The width of hot fin (24), and first radiating fin (23) and second radiating fin (24) are located at mounting base (1) side
Interleaved is arranged on wall.
6. LED lamp heat sink according to claim 5, it is characterised in that: the cooling fin (2) is located remotely from demarcation plate
(3) it is provided on both ends side wall towards the inclined guide surface in mounting base (1) side (21).
7. LED lamp heat sink according to claim 6, it is characterised in that: the two sides plate face of the cooling fin (2) is in cambered surface
Setting, cambered surface direction are prominent towards clockwise direction.
8. LED lamp heat sink according to claim 7, it is characterised in that: offer several heat dissipations on the cooling fin (2)
Hole (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821360938.4U CN208735594U (en) | 2018-08-23 | 2018-08-23 | LED lamp heat sink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821360938.4U CN208735594U (en) | 2018-08-23 | 2018-08-23 | LED lamp heat sink |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208735594U true CN208735594U (en) | 2019-04-12 |
Family
ID=66030763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821360938.4U Expired - Fee Related CN208735594U (en) | 2018-08-23 | 2018-08-23 | LED lamp heat sink |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208735594U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113432097A (en) * | 2021-06-29 | 2021-09-24 | 深圳市海洋王照明工程有限公司 | Heat dissipation structure and lamp |
-
2018
- 2018-08-23 CN CN201821360938.4U patent/CN208735594U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113432097A (en) * | 2021-06-29 | 2021-09-24 | 深圳市海洋王照明工程有限公司 | Heat dissipation structure and lamp |
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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: 20190412 Termination date: 20200823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |