CN104913281B - LED lamp fan heat sink - Google Patents
LED lamp fan heat sink Download PDFInfo
- Publication number
- CN104913281B CN104913281B CN201510372930.4A CN201510372930A CN104913281B CN 104913281 B CN104913281 B CN 104913281B CN 201510372930 A CN201510372930 A CN 201510372930A CN 104913281 B CN104913281 B CN 104913281B
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- China
- Prior art keywords
- heat
- fan
- fixed plate
- dissipating cylinder
- lamp
- 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
Links
- 239000011324 bead Substances 0.000 claims abstract description 32
- 238000005192 partition Methods 0.000 claims description 19
- 241001465382 Physalis alkekengi Species 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 19
- 238000009423 ventilation Methods 0.000 abstract description 4
- 238000005286 illumination Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The present invention relates to a kind of radiator of LED lamp, particularly a kind of LED lamp fan heat sink, its structural feature to be, includes lamp cap upper cover, fan, fixed plate and the heat-dissipating cylinder for installing lamp bead；Heat-dissipating cylinder is hollow ring barrel-shaped structure, and lamp bead is provided with outer circumferential surface；The centre of fixed plate is a hollow cylindrical member, the heat-dissipating cylinder is fixedly mounted on the lower section of fixed plate, the inner cavity of heat-dissipating cylinder is corresponding with the cylindrical member inner cavity at the same time and connects, fan is installed in the cylindrical member of fixed plate, air port is against the inner cavity of heat-dissipating cylinder, lamp cap upper cover is connected to above fixed plate, and then the cover a lampshade to heat-dissipating cylinder, which is connected to the lower section of fixed plate.Advantage is, mini-fan is used in LED lamp, so as to provide larger cross-ventilation for LED lamp so that heat-dissipating cylinder obtains good heat dissipation effect；Further increase illumination effect for LED lamp to provide the foundation.
Description
Technical field
The present invention relates to a kind of radiator of LED lamp, particularly a kind of LED lamp fan heat sink.
Background technology
In the prior art, LED lamp includes lamp holder, lamp bead column, lamp driving circuit, lamp cap and light bulb, lamp cap and connects
Enter power supply, and connect lamp holder, lamp driving circuit is placed in the inner cavity of lamp holder from lower section, and one end connection power supply, the other end is then
Connect the lamp bead plate on lamp bead column；Lamp bead column is located above lamp holder, is fixedly connected with lamp holder, and light bulb is a kind of transparent or nontransparent
Housing, cover lamp bulb seat and with lamp holder airtight connection.
Radiator of the lamp holder as lamps and lanterns, it generally leaves heat dissipation channel, is handed over easy to the convection current of air in lamps and lanterns
Change.However, this radiating mode is passive, the inside and outside hole of connection is typically provided with lamp holder, then with air certainly
Some cold-hot characteristics carries out, and radiating convection speed is slow, therefore heat dissipation effect is also very limited, especially for bigger lamps and lanterns, its
Heat dissipation effect is poorer, has greatly affected the using effect and service life of lamps and lanterns.
The content of the invention
A kind of good heat dissipation effect is provided it is an object of the invention to shortcoming according to prior art, ensures that lamps and lanterns make
With the LED lamp fan heat sink of effect and service life.
The purpose of the present invention is realized by following approach：
LED lamp fan heat sink, its structural feature are, include lamp cap upper cover, fan, fixed plate and installation
The heat-dissipating cylinder of lamp bead；Heat-dissipating cylinder is hollow ring barrel-shaped structure, and lamp bead is provided with outer circumferential surface；The centre of fixed plate is hollow for one
Cylindrical member, the heat-dissipating cylinder is fixedly mounted on the lower section of fixed plate, while the inner cavity of heat-dissipating cylinder and the cylindrical member
Inner cavity is corresponding simultaneously to be connected, and fan is installed in the cylindrical member of fixed plate, and air port is against the inner cavity of heat-dissipating cylinder, lamp cap top cap
It is connected to above fixed plate, and then the cover a lampshade to heat-dissipating cylinder, which is connected to the lower section of fixed plate.
Fan be it is a kind of by accelerate air flow with reach drive heat, to wind the purpose of equipment, it is contemplated that it reaches drive
Heat, the fan blade for needing certain length and area to the purpose of wind, and power need motor, it is therefore desirable to certain volume and again
Amount.And LED lamp is mostly small, and it is typically to install, be suspended on ceiling either in the air, it is necessary to reduce as far as possible
Weight, therefore be applied in this area from without considering by fan in LED lamp.The present invention breaches the theory, by fan and lamp
Tool is organically combined：The heat-dissipating cylinder of installation lamp bead is provided first, and the air passage of the inner cavity of heat-dissipating cylinder as fan, fan can
Quick convection effects are provided, takes away rapidly on heat-dissipating cylinder because lamp bead sends out heat thermogenetic, realizes excellent heat dissipation purpose；Its
It is secondary, since fan is capable of providing larger cross-ventilation, it is also required to lamps and lanterns and larger convection space is provided, using heat-dissipating cylinder
It is big as air passage, inner circumferential surface, there is provided space it is also sufficiently large, institute so as to obtaining more preferable heat dissipation effect；Further, wind
It is that LED lamp increase luminosity provides the foundation to fan the powerful heat dissipation effect brought for LED, can be as far as possible in heat-dissipating cylinder
Enough lamp sources are installed without worrying heat dissipation problem on outer circumferential surface, and obtain powerful lighting effect, this is because
In the case that original heat dissipation effect is limited, the installation of lamp source is subject to a definite limitation, and the present invention solves the problems, such as this, therefore one
While determining to increase in region lighting effect, the installation number of lamps and lanterns is reduced.
The present invention can be specially further：
Lamp cap upper cover is a kind of tepee structure, and multiple long stripes through holes, each strip are evenly distributed with circular cone inclined-plane
Shape through hole is distributed each along the generatrix direction of circular cone.
On lamp cap lid on long stripes through hole can connect the external world, so that fan can by the long stripes through hole from
The external world obtains air stream, so as to drive heat to wind for heat-dissipating cylinder by fan.Lamp cap upper cover at this time such as the rear cover of fan, as
Fan air intake passage.
A partition plate is further included, it is installed between lamp cap upper cover and fixed plate；Partition plate constructs for section H-type, by last week
Edge, next week edge and annular slab composition, the annular slab are annular configuration, and inner ring circle is adapted to fan size, and fan can lead to
Cross inner ring circle and be communicated to lamp cap upper cover, last week is along the inner side for being connected to lamp cap upper cover, and next week edge is then connected to fixed plate
Outer circumferential surface；Next week edge outer circumferential surface on it is laterally uniform have multiple strip straight slots, and multiple energy are then provided with fixed plate
Enough it is communicated to the hole of the strip straight slot.
The strip straight slot is also that connection is extraneous, and partition plate provides an exhaust passage by the strip straight slot, i.e., from
Lampshade inner cavity, to the space between fixed plate and partition plate, the external world is communicated to finally by strip straight slot to the hole of fixed plate.
One is consequently formed from lamp cap upper cover inlet air, the air passage of partition plate outlet air.This is a kind of exhaust way using fan cooling, except this
Outside, air outlet can also be directly set on lampshade, at lampshade side or top.Above-mentioned partition plate outlet air is preferably square
Formula, it can make air stream sufficiently form convection current in heat-dissipating cylinder and lampshade, fully to take away heat, reach best heat dissipation
Effect.
" dry " word that the heat-dissipating cylinder includes cylindrical tube and is distributed in cylinder outer circumferential surface and installs vertically
Type strip slot, the center-pole of " dry " font strip slot form lamp bead plate between cylinder outer circumferential surface, two horizontal strokes and insert
Groove, striped spatial is then formed between lower horizontal stroke and cylinder.
In this way, LED lamp uses multiple strip lamp bead plates, each lamp bead plate can be plugged on adjacent two " dry " fonts length
On the lamp bead plate slot of strip slot, and between lamp bead plate and cylinder it is the striped spatial.The striped spatial can
As ventilating duct, under the action of the strong convection air that fan provides, a good heat dissipation channel is provided for lamp bead plate, into
One step improves heat dissipation effect.
Heat-dissipating cylinder can also be specially further：
In the inner cavity of heat-dissipating cylinder, multiple strip heat sinks are axially distributed with along inner peripheral surface, rule is equal by one is long and the other is short
It is even to be arranged on inner peripheral surface.
When fan is to during heat dissipation tube inner chamber blowing, the heat sink can increase heat dissipation area, simultaneously as multiple heat dissipations
Space near the inner peripheral surface of heat-dissipating cylinder is divided into the small space of strip by piece, is conducive to improve wind speed, is strengthened convection current, so that into one
Step improves heat dissipation effect.
In conclusion the present invention provides a kind of LED lamp fan heat sink, mini-fan is used in LED lamp,
So as to provide larger cross-ventilation for LED lamp so that heat-dissipating cylinder obtains good heat dissipation effect；It is further LED lamp
Increase illumination effect provides the foundation.
Brief description of the drawings
Fig. 1 show the LED lamp separation structure schematic diagram that fan heat sink is used described in the embodiment of the present invention；
Fig. 2 show the dimensional structure diagram of heat-dissipating cylinder in fan heat sink described in the embodiment of the present invention；
Fig. 3 show the cross-sectional structure schematic diagram of heat-dissipating cylinder in fan heat sink described in the embodiment of the present invention；
The structure diagram of the LED lamps cooling passage of fan heat sink is used described in the embodiment of the present invention shown in Fig. 4；
Using the structure diagram after the LED lamp assembling of fan heat sink described in the embodiment of the present invention shown in Fig. 5.
The present invention is described further below in conjunction with the accompanying drawings.
Embodiment
Most preferred embodiment：
Referring to the drawings 1, LED lamp fan heat sink, include lamp cap upper cover 1, partition plate 2, fan 3, fixed plate 4 and
The heat-dissipating cylinder 5 of lamp bead is installed；Wherein partition plate 2 and fixed plate 4 is plastic material, and heat-dissipating cylinder 5 is then aluminum metal material.
Lamp cap upper cover 1 is a kind of tepee structure, be specifically a kind of section be isosceles trapezoid vertebral body structure, circular cone inclined-plane
On be evenly distributed with multiple long stripes through holes 11, the length direction of each long stripes through hole 11 is consistent with the generatrix direction of circular cone,
It is distributed each along the generatrix direction of circular cone.Lamp cap 7 is connect in lamp cap upper cover 1.
The section of partition plate 2 is constructed in H-type, is made of last week along 21, next week along 22 and middle annular slab 23, the annular
Plate 23 is annular configuration, and inner ring circle is adapted to 3 size of fan, and fan 3 can be justified by the inner ring is communicated to lamp cap upper cover 1.
Last week is along 21 inner sides for being connected to lamp cap upper cover 1, and next week is along 22 outer circumferential surfaces for being connected to fixed plate 4；Next week along 22 it is outer
Laterally uniform on side face to have multiple strip straight slots 24, strip straight slot 24 abuts against the lower section of annular slab 23.
Attached drawing 4 and attached drawing 5 are seen on the basis of attached drawing 1, fixed plate 4 includes cylindrical member 41, the plate between being located therein
Body 42, upper connection ring 43 and lower connection ring 44；Upper connection ring 43 is used to be connected along 22 with the next week of partition plate 2, the two uses snapping
Mode connects, and a space is formed between partition plate and fixed plate；Lower connection ring 44 is used to be connected with lampshade 6, using spiral shell
Line connects or snapping.Fan 3 is installed in cylindrical member 41, and plate body 42 is then in the inner side and outer side of cylindrical member 41
Concentric annular hole is distributed with, wherein, 41 interior annular hole 45 of cylindrical member is the air inlet of fan 3, and outside
Annular hole 46 is the air outlet of fan 3, sees attached drawing 4.
Attached drawing 2 and attached drawing 3 are seen on the basis of attached drawing 1, heat-dissipating cylinder 5 includes cylindrical tube 51 and is distributed in cylinder
51 outer circumferential surfaces and " dry " the font strip slot 52 installed vertically, the center-pole of " dry " font strip slot 52 perpendicular to
51 outer circumferential surface of cylinder, forms lamp bead plate slot 53, lower horizontal stroke between two horizontal strokes（Close to the cross bar of cylinder）Then formed between cylinder 51
Strip space.And in the inner cavity of heat-dissipating cylinder cylinder 51, multiple strip heat sinks 54 are axially distributed with along inner peripheral surface, by width
One is long and the other is short that rule is evenly arranged on inner peripheral surface for degree, and the wherein longer heat sink 54 of width can be considered as " dry " font strip
Extension of the center-pole of slot 52 to 51 inner cavity of cylinder.
4 and attached drawing 5 referring to the drawings, heat-dissipating cylinder 5 correspond to and are installed on 4 lower face of fixed plate, and the inner cavity of cylinder 51 corresponds at this time
With the inner edge in space, i.e. cylindrical member 41 where fan 3,3 air port of fan is via the interior annular hole in fixed plate
45 are communicated to the inner cavity of heat-dissipating cylinder 5, and interior annular hole is as air inlet；Exterior annular hole 46 at this time in fixed plate is then right
Answer and strip space is then formed between 52 times horizontal strokes of " dry " font strip slot and cylinder 51, and as strip space and admittedly
Communicating passage between the space that fixed board 4 and partition plate 2 are formed, as air-out passage.Meanwhile the company between fixed plate 4 and partition plate 2
Connect, i.e., the upper connection ring 43 of fixed plate and the next week of partition plate are no more than next week horizontal stroke along 22 outer circumferential surface along the snapping point between 22
To equally distributed multiple strip straight slots 24, thus, which can connect extraneous and fixed plate 4 and partition plate 2
Between space.
Attached drawing 1 and attached drawing 4 are participated in, when using air-out passage as above, the connection of lamp bead plate and heat-dissipating cylinder is specific as follows,
Lamp bead plate uses two kinds of forms, and a kind of strip lamp bead plate 8, another kind is disc lamp bead plate 9.Strip lamp bead plate relatively dissipates
Hot tube length degree length, its head construct for convex, and the link slot with convex shape construction is provided with disc lamp bead plate.It is some
A strip lamp bead plate is plugged on dry " on the lamp bead plate slot 53 of font strip slot 52, formed and structure is surrounded to heat-dissipating cylinder 5
Make, the connection of collar plate shape lamp bead plate is then buckled into each strip lamp bead convex shape head, is thus placed around whole heat-dissipating cylinder 5
Wherein.In this way, the convected air that fan provides enters heat dissipation tube inner chamber from air inlet, in circle after each heat sink and cylinder
Under the action of dish-type lamp bead disk, strip space is then formed between 52 times horizontal strokes of " dry " font strip slot and cylinder 51,
And the space between air outlet, fixed plate 4 and partition plate 2 and the strip straight slot 24 on partition plate are communicated to the external world, formed
One U-shaped heat dissipation channel（Referring to the drawings in 4 shown in dotted arrow）, whole passage is only coated with heat-dissipating cylinder, while passes through and dissipate
Sectional area change between the construction of hot cylinder inner fin and the exterior strip space formed, effectively improves cross-ventilation
Efficiency, lift the heat dissipation effects of whole lamps and lanterns.
The not described part of the present invention is same as the prior art.
Claims (4)
1.LED lamps and lanterns fan heat sinks, it is characterised in that include lamp cap upper cover, fan, fixed plate and installation lamp bead
Heat-dissipating cylinder；Heat-dissipating cylinder is hollow ring barrel-shaped structure, and lamp bead is provided with outer circumferential surface；The centre of fixed plate is a hollow cylinder
Shape component, the heat-dissipating cylinder are fixedly mounted on the lower section of fixed plate, while the inner cavity of heat-dissipating cylinder and the cylindrical member inner cavity pair
Should and it connect, fan is installed in the cylindrical member of fixed plate, and against the inner cavity of heat-dissipating cylinder, lamp cap upper cover is connected to solid in air port
Above fixed board, and then the cover a lampshade to heat-dissipating cylinder, which is connected to the lower section of fixed plate,
A partition plate is further included, it is installed between lamp cap upper cover and fixed plate；Partition plate be section H-type construction, by last week along, under
All edges and annular slab composition, the annular slab are annular configuration, and inner ring circle is adapted to fan size, and fan can be interior by this
Ring circle is communicated to lamp cap upper cover, and last week is along the inner side for being connected to lamp cap upper cover, and next week edge is then connected to the outer circumferential surface of fixed plate；
Next week edge outer circumferential surface on it is laterally uniform have multiple strip straight slots, and being then provided with fixed plate multiple can be communicated to
The hole of the strip straight slot.
2. LED lamp fan heat sink according to claim 1, it is characterised in that lamp cap upper cover is a kind of cone
Construct, multiple long stripes through holes, generatrix direction point of each long stripes through hole each along circular cone are evenly distributed with circular cone inclined-plane
Cloth.
3. LED lamp fan heat sink according to claim 1, it is characterised in that the heat-dissipating cylinder includes circle
Column-shaped barrel and " dry " font strip slot for being distributed in cylinder outer circumferential surface and installing vertically, " dry " font strip are inserted
The center-pole of groove forms lamp bead plate slot between cylinder outer circumferential surface, two horizontal strokes, and bar shaped sky is then formed between lower horizontal and cylinder
Between.
4. LED lamp fan heat sink according to claim 1, it is characterised in that in the inner cavity of heat-dissipating cylinder, along interior
Multiple strip heat sinks are axially distributed with side face, and by one is long and the other is short, rule is evenly arranged on inner peripheral surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510372930.4A CN104913281B (en) | 2015-06-30 | 2015-06-30 | LED lamp fan heat sink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510372930.4A CN104913281B (en) | 2015-06-30 | 2015-06-30 | LED lamp fan heat sink |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104913281A CN104913281A (en) | 2015-09-16 |
| CN104913281B true CN104913281B (en) | 2018-05-04 |
Family
ID=54082564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510372930.4A Expired - Fee Related CN104913281B (en) | 2015-06-30 | 2015-06-30 | LED lamp fan heat sink |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104913281B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11287103B2 (en) | 2019-04-22 | 2022-03-29 | Ism Lighting, Llc. | Low wattage balloon work light |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757481B (en) * | 2016-02-23 | 2018-12-11 | 宁波凯耀电器制造有限公司 | A kind of radiating LED lamp |
| CN106402672A (en) * | 2016-06-26 | 2017-02-15 | 刘骁洋 | LED lamp with invisible radiating device |
| CN107654880A (en) * | 2016-07-26 | 2018-02-02 | 杭州宇中高虹照明电器有限公司 | A kind of U-shaped LED of high-cooling property |
| CN114950670B (en) * | 2022-05-23 | 2024-05-24 | 山东九商工程机械有限公司 | Crushing tool bit and perovskite crushing device using same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201110529Y (en) * | 2007-10-15 | 2008-09-03 | 协禧电机股份有限公司 | LED lamp with fan heat radiation function |
| CN101373064A (en) * | 2007-08-24 | 2009-02-25 | 富准精密工业(深圳)有限公司 | LED light fitting |
| CN103148384A (en) * | 2013-02-19 | 2013-06-12 | 深圳市洲明科技股份有限公司 | LED bulb |
| CN204756840U (en) * | 2015-06-30 | 2015-11-11 | 刘骁洋 | LED lamps and lanterns cooling fan device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES1071609Y (en) * | 2009-12-02 | 2010-06-14 | Led Good Tecnologica S L | HIGH POWER LED LAMP |
-
2015
- 2015-06-30 CN CN201510372930.4A patent/CN104913281B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101373064A (en) * | 2007-08-24 | 2009-02-25 | 富准精密工业(深圳)有限公司 | LED light fitting |
| CN201110529Y (en) * | 2007-10-15 | 2008-09-03 | 协禧电机股份有限公司 | LED lamp with fan heat radiation function |
| CN103148384A (en) * | 2013-02-19 | 2013-06-12 | 深圳市洲明科技股份有限公司 | LED bulb |
| CN204756840U (en) * | 2015-06-30 | 2015-11-11 | 刘骁洋 | LED lamps and lanterns cooling fan device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11287103B2 (en) | 2019-04-22 | 2022-03-29 | Ism Lighting, Llc. | Low wattage balloon work light |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104913281A (en) | 2015-09-16 |
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